diff options
| author | Sean Paul <seanpaul@chromium.org> | 2017-05-04 15:38:21 +0300 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2017-05-04 15:42:49 +0300 |
| commit | 3c390df3337e54130e4b511ea3bbb868643cc5ea (patch) | |
| tree | 3963984db2528843edcf2a2bb9f281fd150ab784 /drivers | |
| parent | cd4b11d9d524ef457433d42c121e3405765d4a29 (diff) | |
| parent | 8b03d1ed2c43a2ba5ef3381322ee4515b97381bf (diff) | |
| download | linux-3c390df3337e54130e4b511ea3bbb868643cc5ea.tar.xz | |
Merge tag 'drm-for-v4.12' of git://people.freedesktop.org/~airlied/linux into drm-misc-next
Backmerging Dave's 'drm-for-v4.12' pull request now that it's landed. There are
a bunch of non-drm changes which are just random bits we hadn't yet picked up in
misc-next.
main drm pull request for 4.12 kernel
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/CAPM=9ty0jHgzG18zOr5CYODyTqZfH55kOCOFqNnXiWnTb_uNWw@mail.gmail.com
Diffstat (limited to 'drivers')
473 files changed, 12627 insertions, 6073 deletions
diff --git a/drivers/acpi/acpica/utresrc.c b/drivers/acpi/acpica/utresrc.c index c86bae7b1d0f..ff096d9755b9 100644 --- a/drivers/acpi/acpica/utresrc.c +++ b/drivers/acpi/acpica/utresrc.c @@ -421,10 +421,8 @@ acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, ACPI_FUNCTION_TRACE(ut_walk_aml_resources); - /* - * The absolute minimum resource template is one end_tag descriptor. - * However, we will treat a lone end_tag as just a simple buffer. - */ + /* The absolute minimum resource template is one end_tag descriptor */ + if (aml_length < sizeof(struct aml_resource_end_tag)) { return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG); } @@ -456,8 +454,9 @@ acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, /* Invoke the user function */ if (user_function) { - status = user_function(aml, length, offset, - resource_index, context); + status = + user_function(aml, length, offset, resource_index, + context); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -481,12 +480,6 @@ acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, *context = aml; } - /* Check if buffer is defined to be longer than the resource length */ - - if (aml_length > (offset + length)) { - return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG); - } - /* Normal exit */ return_ACPI_STATUS(AE_OK); diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index fb19e1cdb641..edc8663b5db3 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -99,13 +99,13 @@ static int find_child_checks(struct acpi_device *adev, bool check_children) return -ENODEV; /* - * If the device has a _HID (or _CID) returning a valid ACPI/PNP - * device ID, it is better to make it look less attractive here, so that - * the other device with the same _ADR value (that may not have a valid - * device ID) can be matched going forward. [This means a second spec - * violation in a row, so whatever we do here is best effort anyway.] + * If the device has a _HID returning a valid ACPI/PNP device ID, it is + * better to make it look less attractive here, so that the other device + * with the same _ADR value (that may not have a valid device ID) can be + * matched going forward. [This means a second spec violation in a row, + * so whatever we do here is best effort anyway.] */ - return sta_present && list_empty(&adev->pnp.ids) ? + return sta_present && !adev->pnp.type.platform_id ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE; } diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 662036bdc65e..c8ea9d698cd0 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -1617,7 +1617,11 @@ static int cmp_map(const void *m0, const void *m1) const struct nfit_set_info_map *map0 = m0; const struct nfit_set_info_map *map1 = m1; - return map0->region_offset - map1->region_offset; + if (map0->region_offset < map1->region_offset) + return -1; + else if (map0->region_offset > map1->region_offset) + return 1; + return 0; } /* Retrieve the nth entry referencing this spa */ diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 192691880d55..2433569b02ef 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1857,15 +1857,20 @@ static void acpi_bus_attach(struct acpi_device *device) return; device->flags.match_driver = true; - if (!ret) { - ret = device_attach(&device->dev); - if (ret < 0) - return; - - if (!ret && device->pnp.type.platform_id) - acpi_default_enumeration(device); + if (ret > 0) { + acpi_device_set_enumerated(device); + goto ok; } + ret = device_attach(&device->dev); + if (ret < 0) + return; + + if (ret > 0 || !device->pnp.type.platform_id) + acpi_device_set_enumerated(device); + else + acpi_default_enumeration(device); + ok: list_for_each_entry(child, &device->children, node) acpi_bus_attach(child); diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index 6c9aa95a9a05..49d705c9f0f7 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -278,11 +278,6 @@ static int atiixp_init_one(struct pci_dev *pdev, const struct pci_device_id *id) }; const struct ata_port_info *ppi[] = { &info, &info }; - /* SB600/700 don't have secondary port wired */ - if ((pdev->device == PCI_DEVICE_ID_ATI_IXP600_IDE) || - (pdev->device == PCI_DEVICE_ID_ATI_IXP700_IDE)) - ppi[1] = &ata_dummy_port_info; - return ata_pci_bmdma_init_one(pdev, ppi, &atiixp_sht, NULL, ATA_HOST_PARALLEL_SCAN); } diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index 0636d84fbefe..f3f538eec7b3 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -644,14 +644,16 @@ static void svia_configure(struct pci_dev *pdev, int board_id, pci_write_config_byte(pdev, SATA_NATIVE_MODE, tmp8); } - /* enable IRQ on hotplug */ - pci_read_config_byte(pdev, SVIA_MISC_3, &tmp8); - if ((tmp8 & SATA_HOTPLUG) != SATA_HOTPLUG) { - dev_dbg(&pdev->dev, - "enabling SATA hotplug (0x%x)\n", - (int) tmp8); - tmp8 |= SATA_HOTPLUG; - pci_write_config_byte(pdev, SVIA_MISC_3, tmp8); + if (board_id == vt6421) { + /* enable IRQ on hotplug */ + pci_read_config_byte(pdev, SVIA_MISC_3, &tmp8); + if ((tmp8 & SATA_HOTPLUG) != SATA_HOTPLUG) { + dev_dbg(&pdev->dev, + "enabling SATA hotplug (0x%x)\n", + (int) tmp8); + tmp8 |= SATA_HOTPLUG; + pci_write_config_byte(pdev, SVIA_MISC_3, tmp8); + } } /* diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index dceb5edd1e54..0c09d4256108 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -523,7 +523,7 @@ static int zram_decompress_page(struct zram *zram, char *mem, u32 index) cmem = zs_map_object(meta->mem_pool, handle, ZS_MM_RO); if (size == PAGE_SIZE) { - copy_page(mem, cmem); + memcpy(mem, cmem, PAGE_SIZE); } else { struct zcomp_strm *zstrm = zcomp_stream_get(zram->comp); @@ -717,7 +717,7 @@ compress_again: if ((clen == PAGE_SIZE) && !is_partial_io(bvec)) { src = kmap_atomic(page); - copy_page(cmem, src); + memcpy(cmem, src, PAGE_SIZE); kunmap_atomic(src); } else { memcpy(cmem, src, clen); @@ -928,7 +928,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector, } index = sector >> SECTORS_PER_PAGE_SHIFT; - offset = sector & (SECTORS_PER_PAGE - 1) << SECTOR_SHIFT; + offset = (sector & (SECTORS_PER_PAGE - 1)) << SECTOR_SHIFT; bv.bv_page = page; bv.bv_len = PAGE_SIZE; diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 6d9cc2d39d22..7e4a9d1296bb 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -60,6 +60,10 @@ static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t size) #endif #ifdef CONFIG_STRICT_DEVMEM +static inline int page_is_allowed(unsigned long pfn) +{ + return devmem_is_allowed(pfn); +} static inline int range_is_allowed(unsigned long pfn, unsigned long size) { u64 from = ((u64)pfn) << PAGE_SHIFT; @@ -75,6 +79,10 @@ static inline int range_is_allowed(unsigned long pfn, unsigned long size) return 1; } #else +static inline int page_is_allowed(unsigned long pfn) +{ + return 1; +} static inline int range_is_allowed(unsigned long pfn, unsigned long size) { return 1; @@ -122,23 +130,31 @@ static ssize_t read_mem(struct file *file, char __user *buf, while (count > 0) { unsigned long remaining; + int allowed; sz = size_inside_page(p, count); - if (!range_is_allowed(p >> PAGE_SHIFT, count)) + allowed = page_is_allowed(p >> PAGE_SHIFT); + if (!allowed) return -EPERM; + if (allowed == 2) { + /* Show zeros for restricted memory. */ + remaining = clear_user(buf, sz); + } else { + /* + * On ia64 if a page has been mapped somewhere as + * uncached, then it must also be accessed uncached + * by the kernel or data corruption may occur. + */ + ptr = xlate_dev_mem_ptr(p); + if (!ptr) + return -EFAULT; - /* - * On ia64 if a page has been mapped somewhere as uncached, then - * it must also be accessed uncached by the kernel or data - * corruption may occur. - */ - ptr = xlate_dev_mem_ptr(p); - if (!ptr) - return -EFAULT; + remaining = copy_to_user(buf, ptr, sz); + + unxlate_dev_mem_ptr(p, ptr); + } - remaining = copy_to_user(buf, ptr, sz); - unxlate_dev_mem_ptr(p, ptr); if (remaining) return -EFAULT; @@ -181,30 +197,36 @@ static ssize_t write_mem(struct file *file, const char __user *buf, #endif while (count > 0) { + int allowed; + sz = size_inside_page(p, count); - if (!range_is_allowed(p >> PAGE_SHIFT, sz)) + allowed = page_is_allowed(p >> PAGE_SHIFT); + if (!allowed) return -EPERM; - /* - * On ia64 if a page has been mapped somewhere as uncached, then - * it must also be accessed uncached by the kernel or data - * corruption may occur. - */ - ptr = xlate_dev_mem_ptr(p); - if (!ptr) { - if (written) - break; - return -EFAULT; - } + /* Skip actual writing when a page is marked as restricted. */ + if (allowed == 1) { + /* + * On ia64 if a page has been mapped somewhere as + * uncached, then it must also be accessed uncached + * by the kernel or data corruption may occur. + */ + ptr = xlate_dev_mem_ptr(p); + if (!ptr) { + if (written) + break; + return -EFAULT; + } - copied = copy_from_user(ptr, buf, sz); - unxlate_dev_mem_ptr(p, ptr); - if (copied) { - written += sz - copied; - if (written) - break; - return -EFAULT; + copied = copy_from_user(ptr, buf, sz); + unxlate_dev_mem_ptr(p, ptr); + if (copied) { + written += sz - copied; + if (written) + break; + return -EFAULT; + } } buf += sz; diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index e9b7e0b3cabe..87fe111d0be6 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -2202,14 +2202,16 @@ static int virtcons_freeze(struct virtio_device *vdev) vdev->config->reset(vdev); - virtqueue_disable_cb(portdev->c_ivq); + if (use_multiport(portdev)) + virtqueue_disable_cb(portdev->c_ivq); cancel_work_sync(&portdev->control_work); cancel_work_sync(&portdev->config_work); /* * Once more: if control_work_handler() was running, it would * enable the cb as the last step. */ - virtqueue_disable_cb(portdev->c_ivq); + if (use_multiport(portdev)) + virtqueue_disable_cb(portdev->c_ivq); remove_controlq_data(portdev); list_for_each_entry(port, &portdev->ports, list) { diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index bc96d423781a..0e3f6496524d 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2398,6 +2398,20 @@ EXPORT_SYMBOL_GPL(cpufreq_boost_enabled); *********************************************************************/ static enum cpuhp_state hp_online; +static int cpuhp_cpufreq_online(unsigned int cpu) +{ + cpufreq_online(cpu); + + return 0; +} + +static int cpuhp_cpufreq_offline(unsigned int cpu) +{ + cpufreq_offline(cpu); + + return 0; +} + /** * cpufreq_register_driver - register a CPU Frequency driver * @driver_data: A struct cpufreq_driver containing the values# @@ -2460,8 +2474,8 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data) } ret = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "cpufreq:online", - cpufreq_online, - cpufreq_offline); + cpuhp_cpufreq_online, + cpuhp_cpufreq_offline); if (ret < 0) goto err_if_unreg; hp_online = ret; diff --git a/drivers/crypto/caam/caampkc.c b/drivers/crypto/caam/caampkc.c index 32100c4851dd..49cbdcba7883 100644 --- a/drivers/crypto/caam/caampkc.c +++ b/drivers/crypto/caam/caampkc.c @@ -506,7 +506,7 @@ static int caam_rsa_init_tfm(struct crypto_akcipher *tfm) ctx->dev = caam_jr_alloc(); if (IS_ERR(ctx->dev)) { - dev_err(ctx->dev, "Job Ring Device allocation for transform failed\n"); + pr_err("Job Ring Device allocation for transform failed\n"); return PTR_ERR(ctx->dev); } diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index fef39f9f41ee..5d7f73d60515 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -281,7 +281,8 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask) /* Try to run it through DECO0 */ ret = run_descriptor_deco0(ctrldev, desc, &status); - if (ret || status) { + if (ret || + (status && status != JRSTA_SSRC_JUMP_HALT_CC)) { dev_err(ctrldev, "Failed to deinstantiate RNG4 SH%d\n", sh_idx); @@ -301,15 +302,13 @@ static int caam_remove(struct platform_device *pdev) struct device *ctrldev; struct caam_drv_private *ctrlpriv; struct caam_ctrl __iomem *ctrl; - int ring; ctrldev = &pdev->dev; ctrlpriv = dev_get_drvdata(ctrldev); ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl; - /* Remove platform devices for JobRs */ - for (ring = 0; ring < ctrlpriv->total_jobrs; ring++) - of_device_unregister(ctrlpriv->jrpdev[ring]); + /* Remove platform devices under the crypto node */ + of_platform_depopulate(ctrldev); /* De-initialize RNG state handles initialized by this driver. */ if (ctrlpriv->rng4_sh_init) @@ -418,10 +417,21 @@ DEFINE_SIMPLE_ATTRIBUTE(caam_fops_u32_ro, caam_debugfs_u32_get, NULL, "%llu\n"); DEFINE_SIMPLE_ATTRIBUTE(caam_fops_u64_ro, caam_debugfs_u64_get, NULL, "%llu\n"); #endif +static const struct of_device_id caam_match[] = { + { + .compatible = "fsl,sec-v4.0", + }, + { + .compatible = "fsl,sec4.0", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, caam_match); + /* Probe routine for CAAM top (controller) level */ static int caam_probe(struct platform_device *pdev) { - int ret, ring, ridx, rspec, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN; + int ret, ring, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN; u64 caam_id; struct device *dev; struct device_node *nprop, *np; @@ -597,47 +607,24 @@ static int caam_probe(struct platform_device *pdev) goto iounmap_ctrl; } - /* - * Detect and enable JobRs - * First, find out how many ring spec'ed, allocate references - * for all, then go probe each one. - */ - rspec = 0; - for_each_available_child_of_node(nprop, np) - if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") || - of_device_is_compatible(np, "fsl,sec4.0-job-ring")) - rspec++; - - ctrlpriv->jrpdev = devm_kcalloc(&pdev->dev, rspec, - sizeof(*ctrlpriv->jrpdev), GFP_KERNEL); - if (ctrlpriv->jrpdev == NULL) { - ret = -ENOMEM; + ret = of_platform_populate(nprop, caam_match, NULL, dev); + if (ret) { + dev_err(dev, "JR platform devices creation error\n"); goto iounmap_ctrl; } ring = 0; - ridx = 0; - ctrlpriv->total_jobrs = 0; for_each_available_child_of_node(nprop, np) if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") || of_device_is_compatible(np, "fsl,sec4.0-job-ring")) { - ctrlpriv->jrpdev[ring] = - of_platform_device_create(np, NULL, dev); - if (!ctrlpriv->jrpdev[ring]) { - pr_warn("JR physical index %d: Platform device creation error\n", - ridx); - ridx++; - continue; - } ctrlpriv->jr[ring] = (struct caam_job_ring __iomem __force *) ((__force uint8_t *)ctrl + - (ridx + JR_BLOCK_NUMBER) * + (ring + JR_BLOCK_NUMBER) * BLOCK_OFFSET ); ctrlpriv->total_jobrs++; ring++; - ridx++; - } + } /* Check to see if QI present. If so, enable */ ctrlpriv->qi_present = @@ -847,17 +834,6 @@ disable_caam_ipg: return ret; } -static struct of_device_id caam_match[] = { - { - .compatible = "fsl,sec-v4.0", - }, - { - .compatible = "fsl,sec4.0", - }, - {}, -}; -MODULE_DEVICE_TABLE(of, caam_match); - static struct platform_driver caam_driver = { .driver = { .name = "caam", diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h index e2bcacc1a921..dbed8baeebe5 100644 --- a/drivers/crypto/caam/intern.h +++ b/drivers/crypto/caam/intern.h @@ -66,7 +66,6 @@ struct caam_drv_private_jr { struct caam_drv_private { struct device *dev; - struct platform_device **jrpdev; /* Alloc'ed array per sub-device */ struct platform_device *pdev; /* Physical-presence section */ diff --git a/drivers/dax/Kconfig b/drivers/dax/Kconfig index 3e2ab3b14eea..9e95bf94eb13 100644 --- a/drivers/dax/Kconfig +++ b/drivers/dax/Kconfig @@ -2,6 +2,7 @@ menuconfig DEV_DAX tristate "DAX: direct access to differentiated memory" default m if NVDIMM_DAX depends on TRANSPARENT_HUGEPAGE + select SRCU help Support raw access to differentiated (persistence, bandwidth, latency...) memory via an mmap(2) capable character diff --git a/drivers/dax/dax.c b/drivers/dax/dax.c index 80c6db279ae1..806f180c80d8 100644 --- a/drivers/dax/dax.c +++ b/drivers/dax/dax.c @@ -25,6 +25,7 @@ #include "dax.h" static dev_t dax_devt; +DEFINE_STATIC_SRCU(dax_srcu); static struct class *dax_class; static DEFINE_IDA(dax_minor_ida); static int nr_dax = CONFIG_NR_DEV_DAX; @@ -60,7 +61,7 @@ struct dax_region { * @region - parent region * @dev - device backing the character device * @cdev - core chardev data - * @alive - !alive + rcu grace period == no new mappings can be established + * @alive - !alive + srcu grace period == no new mappings can be established * @id - child id in the region * @num_resources - number of physical address extents in this device * @res - array of physical address ranges @@ -569,7 +570,7 @@ static int __dax_dev_pud_fault(struct dax_dev *dax_dev, struct vm_fault *vmf) static int dax_dev_huge_fault(struct vm_fault *vmf, enum page_entry_size pe_size) { - int rc; + int rc, id; struct file *filp = vmf->vma->vm_file; struct dax_dev *dax_dev = filp->private_data; @@ -578,7 +579,7 @@ static int dax_dev_huge_fault(struct vm_fault *vmf, ? "write" : "read", vmf->vma->vm_start, vmf->vma->vm_end); - rcu_read_lock(); + id = srcu_read_lock(&dax_srcu); switch (pe_size) { case PE_SIZE_PTE: rc = __dax_dev_pte_fault(dax_dev, vmf); @@ -592,7 +593,7 @@ static int dax_dev_huge_fault(struct vm_fault *vmf, default: return VM_FAULT_FALLBACK; } - rcu_read_unlock(); + srcu_read_unlock(&dax_srcu, id); return rc; } @@ -713,11 +714,11 @@ static void unregister_dax_dev(void *dev) * Note, rcu is not protecting the liveness of dax_dev, rcu is * ensuring that any fault handlers that might have seen * dax_dev->alive == true, have completed. Any fault handlers - * that start after synchronize_rcu() has started will abort + * that start after synchronize_srcu() has started will abort * upon seeing dax_dev->alive == false. */ dax_dev->alive = false; - synchronize_rcu(); + synchronize_srcu(&dax_srcu); unmap_mapping_range(dax_dev->inode->i_mapping, 0, 0, 1); cdev_del(cdev); device_unregister(dev); diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index f72aaacbe023..512bdbc23bbb 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -405,8 +405,8 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info) || !exp_info->ops->map_dma_buf || !exp_info->ops->unmap_dma_buf || !exp_info->ops->release - || !exp_info->ops->kmap_atomic - || !exp_info->ops->kmap + || !exp_info->ops->map_atomic + || !exp_info->ops->map || !exp_info->ops->mmap)) { return ERR_PTR(-EINVAL); } @@ -872,7 +872,7 @@ void *dma_buf_kmap_atomic(struct dma_buf *dmabuf, unsigned long page_num) { WARN_ON(!dmabuf); - return dmabuf->ops->kmap_atomic(dmabuf, page_num); + return dmabuf->ops->map_atomic(dmabuf, page_num); } EXPORT_SYMBOL_GPL(dma_buf_kmap_atomic); @@ -889,8 +889,8 @@ void dma_buf_kunmap_atomic(struct dma_buf *dmabuf, unsigned long page_num, { WARN_ON(!dmabuf); - if (dmabuf->ops->kunmap_atomic) - dmabuf->ops->kunmap_atomic(dmabuf, page_num, vaddr); + if (dmabuf->ops->unmap_atomic) + dmabuf->ops->unmap_atomic(dmabuf, page_num, vaddr); } EXPORT_SYMBOL_GPL(dma_buf_kunmap_atomic); @@ -907,7 +907,7 @@ void *dma_buf_kmap(struct dma_buf *dmabuf, unsigned long page_num) { WARN_ON(!dmabuf); - return dmabuf->ops->kmap(dmabuf, page_num); + return dmabuf->ops->map(dmabuf, page_num); } EXPORT_SYMBOL_GPL(dma_buf_kmap); @@ -924,8 +924,8 @@ void dma_buf_kunmap(struct dma_buf *dmabuf, unsigned long page_num, { WARN_ON(!dmabuf); - if (dmabuf->ops->kunmap) - dmabuf->ops->kunmap(dmabuf, page_num, vaddr); + if (dmabuf->ops->unmap) + dmabuf->ops->unmap(dmabuf, page_num, vaddr); } EXPORT_SYMBOL_GPL(dma_buf_kunmap); diff --git a/drivers/firmware/efi/libstub/gop.c b/drivers/firmware/efi/libstub/gop.c index 932742e4cf23..24c461dea7af 100644 --- a/drivers/firmware/efi/libstub/gop.c +++ b/drivers/firmware/efi/libstub/gop.c @@ -149,7 +149,8 @@ setup_gop32(efi_system_table_t *sys_table_arg, struct screen_info *si, status = __gop_query32(sys_table_arg, gop32, &info, &size, ¤t_fb_base); - if (status == EFI_SUCCESS && (!first_gop || conout_found)) { + if (status == EFI_SUCCESS && (!first_gop || conout_found) && + info->pixel_format != PIXEL_BLT_ONLY) { /* * Systems that use the UEFI Console Splitter may * provide multiple GOP devices, not all of which are @@ -266,7 +267,8 @@ setup_gop64(efi_system_table_t *sys_table_arg, struct screen_info *si, status = __gop_query64(sys_table_arg, gop64, &info, &size, ¤t_fb_base); - if (status == EFI_SUCCESS && (!first_gop || conout_found)) { + if (status == EFI_SUCCESS && (!first_gop || conout_found) && + info->pixel_format != PIXEL_BLT_ONLY) { /* * Systems that use the UEFI Console Splitter may * provide multiple GOP devices, not all of which are diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 9b37a3692b3f..2bd683e2be02 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -266,6 +266,9 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares, goto fail_free_event; } + if (agpio->wake_capable == ACPI_WAKE_CAPABLE) + enable_irq_wake(irq); + list_add_tail(&event->node, &acpi_gpio->events); return AE_OK; @@ -339,6 +342,9 @@ void acpi_gpiochip_free_interrupts(struct gpio_chip *chip) list_for_each_entry_safe_reverse(event, ep, &acpi_gpio->events, node) { struct gpio_desc *desc; + if (irqd_is_wakeup_set(irq_get_irq_data(event->irq))) + disable_irq_wake(event->irq); + free_irq(event->irq, event); desc = event->desc; if (WARN_ON(IS_ERR(desc))) @@ -571,8 +577,10 @@ struct gpio_desc *acpi_find_gpio(struct device *dev, } desc = acpi_get_gpiod_by_index(adev, propname, idx, &info); - if (!IS_ERR(desc) || (PTR_ERR(desc) == -EPROBE_DEFER)) + if (!IS_ERR(desc)) break; + if (PTR_ERR(desc) == -EPROBE_DEFER) + return ERR_CAST(desc); } /* Then from plain _CRS GPIOs */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 262056778f52..6a8129949333 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -32,7 +32,7 @@ #include <linux/wait.h> #include <linux/list.h> #include <linux/kref.h> -#include <linux/interval_tree.h> +#include <linux/rbtree.h> #include <linux/hashtable.h> #include <linux/dma-fence.h> @@ -122,14 +122,6 @@ extern int amdgpu_param_buf_per_se; /* max number of IP instances */ #define AMDGPU_MAX_SDMA_INSTANCES 2 -/* max number of VMHUB */ -#define AMDGPU_MAX_VMHUBS 2 -#define AMDGPU_MMHUB 0 -#define AMDGPU_GFXHUB 1 - -/* hardcode that limit for now */ -#define AMDGPU_VA_RESERVED_SIZE (8 << 20) - /* hard reset data */ #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b @@ -312,12 +304,9 @@ struct amdgpu_gart_funcs { /* set pte flags based per asic */ uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev, uint32_t flags); -}; - -/* provided by the mc block */ -struct amdgpu_mc_funcs { /* adjust mc addr in fb for APU case */ u64 (*adjust_mc_addr)(struct amdgpu_device *adev, u64 addr); + uint32_t (*get_invalidate_req)(unsigned int vm_id); }; /* provided by the ih block */ @@ -379,7 +368,10 @@ struct amdgpu_bo_list_entry { struct amdgpu_bo_va_mapping { struct list_head list; - struct interval_tree_node it; + struct rb_node rb; + uint64_t start; + uint64_t last; + uint64_t __subtree_last; uint64_t offset; uint64_t flags; }; @@ -579,8 +571,6 @@ struct amdgpu_vmhub { uint32_t vm_context0_cntl; uint32_t vm_l2_pro_fault_status; uint32_t vm_l2_pro_fault_cntl; - uint32_t (*get_invalidate_req)(unsigned int vm_id); - uint32_t (*get_vm_protection_bits)(void); }; /* @@ -618,7 +608,6 @@ struct amdgpu_mc { u64 private_aperture_end; /* protects concurrent invalidation */ spinlock_t invalidate_lock; - const struct amdgpu_mc_funcs *mc_funcs; }; /* @@ -1712,6 +1701,12 @@ void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v); #define WREG32_FIELD(reg, field, val) \ WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) +#define WREG32_FIELD_OFFSET(reg, offset, field, val) \ + WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) + +#define WREG32_FIELD15(ip, idx, reg, field, val) \ + WREG32(SOC15_REG_OFFSET(ip, idx, mm##reg), (RREG32(SOC15_REG_OFFSET(ip, idx, mm##reg)) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) + /* * BIOS helpers. */ @@ -1887,12 +1882,14 @@ void amdgpu_unregister_atpx_handler(void); bool amdgpu_has_atpx_dgpu_power_cntl(void); bool amdgpu_is_atpx_hybrid(void); bool amdgpu_atpx_dgpu_req_power_for_displays(void); +bool amdgpu_has_atpx(void); #else static inline void amdgpu_register_atpx_handler(void) {} static inline void amdgpu_unregister_atpx_handler(void) {} static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } static inline bool amdgpu_is_atpx_hybrid(void) { return false; } static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } +static inline bool amdgpu_has_atpx(void) { return false; } #endif /* diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index f52b1bf3d3d9..ad4329922f79 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -754,6 +754,35 @@ union igp_info { struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_9 info_9; }; +/* + * Return vram width from integrated system info table, if available, + * or 0 if not. + */ +int amdgpu_atombios_get_vram_width(struct amdgpu_device *adev) +{ + struct amdgpu_mode_info *mode_info = &adev->mode_info; + int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo); + u16 data_offset, size; + union igp_info *igp_info; + u8 frev, crev; + + /* get any igp specific overrides */ + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, &size, + &frev, &crev, &data_offset)) { + igp_info = (union igp_info *) + (mode_info->atom_context->bios + data_offset); + switch (crev) { + case 8: + case 9: + return igp_info->info_8.ucUMAChannelNumber * 64; + default: + return 0; + } + } + + return 0; +} + static void amdgpu_atombios_get_igp_ss_overrides(struct amdgpu_device *adev, struct amdgpu_atom_ss *ss, int id) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h index 4e0f488487f3..38d0fe32e5cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h @@ -148,6 +148,8 @@ int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev); int amdgpu_atombios_get_gfx_info(struct amdgpu_device *adev); +int amdgpu_atombios_get_vram_width(struct amdgpu_device *adev); + bool amdgpu_atombios_get_asic_ss_info(struct amdgpu_device *adev, struct amdgpu_atom_ss *ss, int id, u32 clock); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c index 0218cea6be4d..a6649874e6ce 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c @@ -237,7 +237,7 @@ int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, struct amdgpu_fpriv *fpriv = filp->driver_priv; union drm_amdgpu_bo_list *args = data; uint32_t handle = args->in.list_handle; - const void __user *uptr = (const void*)(long)args->in.bo_info_ptr; + const void __user *uptr = (const void*)(uintptr_t)args->in.bo_info_ptr; struct drm_amdgpu_bo_list_entry *info; struct amdgpu_bo_list *list; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 97f661372a1c..ec71b9320561 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -161,7 +161,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) } /* get chunks */ - chunk_array_user = (uint64_t __user *)(unsigned long)(cs->in.chunks); + chunk_array_user = (uint64_t __user *)(uintptr_t)(cs->in.chunks); if (copy_from_user(chunk_array, chunk_array_user, sizeof(uint64_t)*cs->in.num_chunks)) { ret = -EFAULT; @@ -181,7 +181,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) struct drm_amdgpu_cs_chunk user_chunk; uint32_t __user *cdata; - chunk_ptr = (void __user *)(unsigned long)chunk_array[i]; + chunk_ptr = (void __user *)(uintptr_t)chunk_array[i]; if (copy_from_user(&user_chunk, chunk_ptr, sizeof(struct drm_amdgpu_cs_chunk))) { ret = -EFAULT; @@ -192,7 +192,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) p->chunks[i].length_dw = user_chunk.length_dw; size = p->chunks[i].length_dw; - cdata = (void __user *)(unsigned long)user_chunk.chunk_data; + cdata = (void __user *)(uintptr_t)user_chunk.chunk_data; p->chunks[i].kdata = drm_malloc_ab(size, sizeof(uint32_t)); if (p->chunks[i].kdata == NULL) { @@ -949,7 +949,7 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, } if ((chunk_ib->va_start + chunk_ib->ib_bytes) > - (m->it.last + 1) * AMDGPU_GPU_PAGE_SIZE) { + (m->last + 1) * AMDGPU_GPU_PAGE_SIZE) { DRM_ERROR("IB va_start+ib_bytes is invalid\n"); return -EINVAL; } @@ -960,7 +960,7 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, return r; } - offset = ((uint64_t)m->it.start) * AMDGPU_GPU_PAGE_SIZE; + offset = m->start * AMDGPU_GPU_PAGE_SIZE; kptr += chunk_ib->va_start - offset; r = amdgpu_ib_get(adev, vm, chunk_ib->ib_bytes, ib); @@ -1242,6 +1242,7 @@ static int amdgpu_cs_wait_all_fences(struct amdgpu_device *adev, continue; r = dma_fence_wait_timeout(fence, true, timeout); + dma_fence_put(fence); if (r < 0) return r; @@ -1339,7 +1340,7 @@ int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, if (fences == NULL) return -ENOMEM; - fences_user = (void __user *)(unsigned long)(wait->in.fences); + fences_user = (void __user *)(uintptr_t)(wait->in.fences); if (copy_from_user(fences, fences_user, sizeof(struct drm_amdgpu_fence) * fence_count)) { r = -EFAULT; @@ -1388,8 +1389,8 @@ amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, continue; list_for_each_entry(mapping, &lobj->bo_va->valids, list) { - if (mapping->it.start > addr || - addr > mapping->it.last) + if (mapping->start > addr || + addr > mapping->last) continue; *bo = lobj->bo_va->bo; @@ -1397,8 +1398,8 @@ amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, } list_for_each_entry(mapping, &lobj->bo_va->invalids, list) { - if (mapping->it.start > addr || - addr > mapping->it.last) + if (mapping->start > addr || + addr > mapping->last) continue; *bo = lobj->bo_va->bo; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 83dda05325b8..483660742f75 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1040,43 +1040,60 @@ static bool amdgpu_check_pot_argument(int arg) return (arg & (arg - 1)) == 0; } -static void amdgpu_get_block_size(struct amdgpu_device *adev) -{ - /* from AI, asic starts to support multiple level VMPT */ - if (adev->asic_type >= CHIP_VEGA10) { - if (amdgpu_vm_block_size != 9) - dev_warn(adev->dev, - "Multi-VMPT limits block size to one page!\n"); - amdgpu_vm_block_size = 9; - return; - } +static void amdgpu_check_block_size(struct amdgpu_device *adev) +{ /* defines number of bits in page table versus page directory, * a page is 4KB so we have 12 bits offset, minimum 9 bits in the * page table and the remaining bits are in the page directory */ - if (amdgpu_vm_block_size == -1) { - - /* Total bits covered by PD + PTs */ - unsigned bits = ilog2(amdgpu_vm_size) + 18; - - /* Make sure the PD is 4K in size up to 8GB address space. - Above that split equal between PD and PTs */ - if (amdgpu_vm_size <= 8) - amdgpu_vm_block_size = bits - 9; - else - amdgpu_vm_block_size = (bits + 3) / 2; + if (amdgpu_vm_block_size == -1) + return; - } else if (amdgpu_vm_block_size < 9) { + if (amdgpu_vm_block_size < 9) { dev_warn(adev->dev, "VM page table size (%d) too small\n", amdgpu_vm_block_size); - amdgpu_vm_block_size = 9; + goto def_value; } if (amdgpu_vm_block_size > 24 || (amdgpu_vm_size * 1024) < (1ull << amdgpu_vm_block_size)) { dev_warn(adev->dev, "VM page table size (%d) too large\n", amdgpu_vm_block_size); - amdgpu_vm_block_size = 9; + goto def_value; } + + return; + +def_value: + amdgpu_vm_block_size = -1; +} + +static void amdgpu_check_vm_size(struct amdgpu_device *adev) +{ + if (!amdgpu_check_pot_argument(amdgpu_vm_size)) { + dev_warn(adev->dev, "VM size (%d) must be a power of 2\n", + amdgpu_vm_size); + goto def_value; + } + + if (amdgpu_vm_size < 1) { + dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n", + amdgpu_vm_size); + goto def_value; + } + + /* + * Max GPUVM size for Cayman, SI, CI VI are 40 bits. + */ + if (amdgpu_vm_size > 1024) { + dev_warn(adev->dev, "VM size (%d) too large, max is 1TB\n", + amdgpu_vm_size); + goto def_value; + } + + return; + +def_value: + amdgpu_vm_size = -1; } /** @@ -1108,28 +1125,9 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) } } - if (!amdgpu_check_pot_argument(amdgpu_vm_size)) { - dev_warn(adev->dev, "VM size (%d) must be a power of 2\n", - amdgpu_vm_size); - amdgpu_vm_size = 8; - } + amdgpu_check_vm_size(adev); - if (amdgpu_vm_size < 1) { - dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n", - amdgpu_vm_size); - amdgpu_vm_size = 8; - } - - /* - * Max GPUVM size for Cayman, SI and CI are 40 bits. - */ - if (amdgpu_vm_size > 1024) { - dev_warn(adev->dev, "VM size (%d) too large, max is 1TB\n", - amdgpu_vm_size); - amdgpu_vm_size = 8; - } - - amdgpu_get_block_size(adev); + amdgpu_check_block_size(adev); if (amdgpu_vram_page_split != -1 && (amdgpu_vram_page_split < 16 || !amdgpu_check_pot_argument(amdgpu_vram_page_split))) { @@ -2249,9 +2247,10 @@ int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon) } r = amdgpu_resume(adev); - if (r) + if (r) { DRM_ERROR("amdgpu_resume failed (%d).\n", r); - + return r; + } amdgpu_fence_driver_resume(adev); if (resume) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index ce15721cadda..96926a221bd5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -614,6 +614,12 @@ amdgpu_user_framebuffer_create(struct drm_device *dev, return ERR_PTR(-ENOENT); } + /* Handle is imported dma-buf, so cannot be migrated to VRAM for scanout */ + if (obj->import_attach) { + DRM_DEBUG_KMS("Cannot create framebuffer from imported dma_buf\n"); + return ERR_PTR(-EINVAL); + } + amdgpu_fb = kzalloc(sizeof(*amdgpu_fb), GFP_KERNEL); if (amdgpu_fb == NULL) { drm_gem_object_unreference_unlocked(obj); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 400917fd7486..4e0f7d2d87f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -86,7 +86,7 @@ int amdgpu_runtime_pm = -1; unsigned amdgpu_ip_block_mask = 0xffffffff; int amdgpu_bapm = -1; int amdgpu_deep_color = 0; -int amdgpu_vm_size = 64; +int amdgpu_vm_size = -1; int amdgpu_vm_block_size = -1; int amdgpu_vm_fault_stop = 0; int amdgpu_vm_debug = 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index f85520d4e711..03a9c5cad222 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -717,7 +717,7 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data, switch (args->op) { case AMDGPU_GEM_OP_GET_GEM_CREATE_INFO: { struct drm_amdgpu_gem_create_in info; - void __user *out = (void __user *)(long)args->value; + void __user *out = (void __user *)(uintptr_t)args->value; info.bo_size = robj->gem_base.size; info.alignment = robj->tbo.mem.page_alignment << PAGE_SHIFT; @@ -729,6 +729,11 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data, break; } case AMDGPU_GEM_OP_SET_PLACEMENT: + if (robj->prime_shared_count && (args->value & AMDGPU_GEM_DOMAIN_VRAM)) { + r = -EINVAL; + amdgpu_bo_unreserve(robj); + break; + } if (amdgpu_ttm_tt_get_usermm(robj->tbo.ttm)) { r = -EPERM; amdgpu_bo_unreserve(robj); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 13b487235a8b..a6b7e367a860 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -316,9 +316,10 @@ int amdgpu_irq_add_id(struct amdgpu_device *adev, return -EINVAL; if (!adev->irq.client[client_id].sources) { - adev->irq.client[client_id].sources = kcalloc(AMDGPU_MAX_IRQ_SRC_ID, - sizeof(struct amdgpu_irq_src), - GFP_KERNEL); + adev->irq.client[client_id].sources = + kcalloc(AMDGPU_MAX_IRQ_SRC_ID, + sizeof(struct amdgpu_irq_src *), + GFP_KERNEL); if (!adev->irq.client[client_id].sources) return -ENOMEM; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index dfb029ab3448..832be632478f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -36,12 +36,6 @@ #include <linux/pm_runtime.h> #include "amdgpu_amdkfd.h" -#if defined(CONFIG_VGA_SWITCHEROO) -bool amdgpu_has_atpx(void); -#else -static inline bool amdgpu_has_atpx(void) { return false; } -#endif - /** * amdgpu_driver_unload_kms - Main unload function for KMS. * @@ -243,7 +237,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file struct amdgpu_device *adev = dev->dev_private; struct drm_amdgpu_info *info = data; struct amdgpu_mode_info *minfo = &adev->mode_info; - void __user *out = (void __user *)(long)info->return_pointer; + void __user *out = (void __user *)(uintptr_t)info->return_pointer; uint32_t size = info->return_size; struct drm_crtc *crtc; uint32_t ui32 = 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index 7ea3cacf9f9f..38f739fb727b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -31,6 +31,7 @@ #include <linux/firmware.h> #include <linux/module.h> #include <linux/mmu_notifier.h> +#include <linux/interval_tree.h> #include <drm/drmP.h> #include <drm/drm.h> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 5aac350b007f..cb89fff863c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -122,20 +122,19 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, if (domain & AMDGPU_GEM_DOMAIN_VRAM) { unsigned visible_pfn = adev->mc.visible_vram_size >> PAGE_SHIFT; - unsigned lpfn = 0; - - /* This forces a reallocation if the flag wasn't set before */ - if (flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS) - lpfn = adev->mc.real_vram_size >> PAGE_SHIFT; places[c].fpfn = 0; - places[c].lpfn = lpfn; + places[c].lpfn = 0; places[c].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; + if (flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) places[c].lpfn = visible_pfn; else places[c].flags |= TTM_PL_FLAG_TOPDOWN; + + if (flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS) + places[c].flags |= TTM_PL_FLAG_CONTIGUOUS; c++; } @@ -651,6 +650,10 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, if (WARN_ON_ONCE(min_offset > max_offset)) return -EINVAL; + /* A shared bo cannot be migrated to VRAM */ + if (bo->prime_shared_count && (domain == AMDGPU_GEM_DOMAIN_VRAM)) + return -EINVAL; + if (bo->pin_count) { uint32_t mem_type = bo->tbo.mem.mem_type; @@ -928,8 +931,7 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) size = bo->mem.num_pages << PAGE_SHIFT; offset = bo->mem.start << PAGE_SHIFT; /* TODO: figure out how to map scattered VRAM to the CPU */ - if ((offset + size) <= adev->mc.visible_vram_size && - (abo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS)) + if ((offset + size) <= adev->mc.visible_vram_size) return 0; /* Can't move a pinned BO to visible VRAM */ @@ -937,7 +939,6 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) return -EINVAL; /* hurrah the memory is not visible ! */ - abo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM); lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; for (i = 0; i < abo->placement.num_placement; i++) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 4731015f6101..ed6e5799016e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -130,7 +130,7 @@ psp_cmd_submit_buf(struct psp_context *psp, while (*((unsigned int *)psp->fence_buf) != index) { msleep(1); - }; + } amdgpu_bo_free_kernel(&cmd_buf_bo, &cmd_buf_mc_addr, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h index a87de18160a8..ee9d0f346d75 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h @@ -226,8 +226,8 @@ TRACE_EVENT(amdgpu_vm_bo_map, TP_fast_assign( __entry->bo = bo_va ? bo_va->bo : NULL; - __entry->start = mapping->it.start; - __entry->last = mapping->it.last; + __entry->start = mapping->start; + __entry->last = mapping->last; __entry->offset = mapping->offset; __entry->flags = mapping->flags; ), @@ -250,8 +250,8 @@ TRACE_EVENT(amdgpu_vm_bo_unmap, TP_fast_assign( __entry->bo = bo_va->bo; - __entry->start = mapping->it.start; - __entry->last = mapping->it.last; + __entry->start = mapping->start; + __entry->last = mapping->last; __entry->offset = mapping->offset; __entry->flags = mapping->flags; ), @@ -270,8 +270,8 @@ DECLARE_EVENT_CLASS(amdgpu_vm_mapping, ), TP_fast_assign( - __entry->soffset = mapping->it.start; - __entry->eoffset = mapping->it.last + 1; + __entry->soffset = mapping->start; + __entry->eoffset = mapping->last + 1; __entry->flags = mapping->flags; ), TP_printk("soffs=%010llx, eoffs=%010llx, flags=%08x", diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 244bb9aacf86..35d53a0d9ba6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -529,40 +529,12 @@ static int amdgpu_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_ case TTM_PL_TT: break; case TTM_PL_VRAM: - if (mem->start == AMDGPU_BO_INVALID_OFFSET) - return -EINVAL; - mem->bus.offset = mem->start << PAGE_SHIFT; /* check if it's visible */ if ((mem->bus.offset + mem->bus.size) > adev->mc.visible_vram_size) return -EINVAL; mem->bus.base = adev->mc.aper_base; mem->bus.is_iomem = true; -#ifdef __alpha__ - /* - * Alpha: use bus.addr to hold the ioremap() return, - * so we can modify bus.base below. - */ - if (mem->placement & TTM_PL_FLAG_WC) - mem->bus.addr = - ioremap_wc(mem->bus.base + mem->bus.offset, - mem->bus.size); - else - mem->bus.addr = - ioremap_nocache(mem->bus.base + mem->bus.offset, - mem->bus.size); - if (!mem->bus.addr) - return -ENOMEM; - - /* - * Alpha: Use just the bus offset plus - * the hose/domain memory base for bus.base. - * It then can be used to build PTEs for VRAM - * access, as done in ttm_bo_vm_fault(). - */ - mem->bus.base = (mem->bus.base & 0x0ffffffffUL) + - adev->ddev->hose->dense_mem_base; -#endif break; default: return -EINVAL; @@ -574,6 +546,18 @@ static void amdgpu_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_re { } +static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo, + unsigned long page_offset) +{ + struct drm_mm_node *mm = bo->mem.mm_node; + uint64_t size = mm->size; + uint64_t offset = page_offset; + + page_offset = do_div(offset, size); + mm += offset; + return (bo->mem.bus.base >> PAGE_SHIFT) + mm->start + page_offset; +} + /* * TTM backend functions. */ @@ -1089,6 +1073,7 @@ static struct ttm_bo_driver amdgpu_bo_driver = { .fault_reserve_notify = &amdgpu_bo_fault_reserve_notify, .io_mem_reserve = &amdgpu_ttm_io_mem_reserve, .io_mem_free = &amdgpu_ttm_io_mem_free, + .io_mem_pfn = amdgpu_ttm_io_mem_pfn, }; int amdgpu_ttm_init(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 0b92dd0c1d70..2ca09f111f08 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -741,10 +741,10 @@ static int amdgpu_uvd_cs_pass2(struct amdgpu_uvd_cs_ctx *ctx) start = amdgpu_bo_gpu_offset(bo); - end = (mapping->it.last + 1 - mapping->it.start); + end = (mapping->last + 1 - mapping->start); end = end * AMDGPU_GPU_PAGE_SIZE + start; - addr -= ((uint64_t)mapping->it.start) * AMDGPU_GPU_PAGE_SIZE; + addr -= mapping->start * AMDGPU_GPU_PAGE_SIZE; start += addr; amdgpu_set_ib_value(ctx->parser, ctx->ib_idx, ctx->data0, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 0184197eb000..c853400805d1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -595,13 +595,13 @@ static int amdgpu_vce_cs_reloc(struct amdgpu_cs_parser *p, uint32_t ib_idx, } if ((addr + (uint64_t)size) > - ((uint64_t)mapping->it.last + 1) * AMDGPU_GPU_PAGE_SIZE) { + (mapping->last + 1) * AMDGPU_GPU_PAGE_SIZE) { DRM_ERROR("BO to small for addr 0x%010Lx %d %d\n", addr, lo, hi); return -EINVAL; } - addr -= ((uint64_t)mapping->it.start) * AMDGPU_GPU_PAGE_SIZE; + addr -= mapping->start * AMDGPU_GPU_PAGE_SIZE; addr += amdgpu_bo_gpu_offset(bo); addr -= ((uint64_t)size) * ((uint64_t)index); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index ecef35a1fe33..ba8b8ae6234f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -122,9 +122,7 @@ uint32_t amdgpu_virt_kiq_rreg(struct amdgpu_device *adev, uint32_t reg) mutex_lock(&adev->virt.lock_kiq); amdgpu_ring_alloc(ring, 32); - amdgpu_ring_emit_hdp_flush(ring); amdgpu_ring_emit_rreg(ring, reg); - amdgpu_ring_emit_hdp_invalidate(ring); amdgpu_fence_emit(ring, &f); amdgpu_ring_commit(ring); mutex_unlock(&adev->virt.lock_kiq); @@ -150,9 +148,7 @@ void amdgpu_virt_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v) mutex_lock(&adev->virt.lock_kiq); amdgpu_ring_alloc(ring, 32); - amdgpu_ring_emit_hdp_flush(ring); amdgpu_ring_emit_wreg(ring, reg, v); - amdgpu_ring_emit_hdp_invalidate(ring); amdgpu_fence_emit(ring, &f); amdgpu_ring_commit(ring); mutex_unlock(&adev->virt.lock_kiq); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 0235d7933efd..7ed5302b511a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -26,6 +26,7 @@ * Jerome Glisse */ #include <linux/dma-fence-array.h> +#include <linux/interval_tree_generic.h> #include <drm/drmP.h> #include <drm/amdgpu_drm.h> #include "amdgpu.h" @@ -51,6 +52,15 @@ * SI supports 16. */ +#define START(node) ((node)->start) +#define LAST(node) ((node)->last) + +INTERVAL_TREE_DEFINE(struct amdgpu_bo_va_mapping, rb, uint64_t, __subtree_last, + START, LAST, static, amdgpu_vm_it) + +#undef START +#undef LAST + /* Local structure. Encapsulate some VM table update parameters to reduce * the number of function parameters */ @@ -90,13 +100,14 @@ static unsigned amdgpu_vm_num_entries(struct amdgpu_device *adev, if (level == 0) /* For the root directory */ return adev->vm_manager.max_pfn >> - (amdgpu_vm_block_size * adev->vm_manager.num_level); + (adev->vm_manager.block_size * + adev->vm_manager.num_level); else if (level == adev->vm_manager.num_level) /* For the page tables on the leaves */ - return AMDGPU_VM_PTE_COUNT; + return AMDGPU_VM_PTE_COUNT(adev); else /* Everything in between */ - return 1 << amdgpu_vm_block_size; + return 1 << adev->vm_manager.block_size; } /** @@ -261,7 +272,7 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev, unsigned level) { unsigned shift = (adev->vm_manager.num_level - level) * - amdgpu_vm_block_size; + adev->vm_manager.block_size; unsigned pt_idx, from, to; int r; @@ -365,11 +376,19 @@ int amdgpu_vm_alloc_pts(struct amdgpu_device *adev, return amdgpu_vm_alloc_levels(adev, vm, &vm->root, saddr, eaddr, 0); } -static bool amdgpu_vm_is_gpu_reset(struct amdgpu_device *adev, - struct amdgpu_vm_id *id) +/** + * amdgpu_vm_had_gpu_reset - check if reset occured since last use + * + * @adev: amdgpu_device pointer + * @id: VMID structure + * + * Check if GPU reset occured since last use of the VMID. + */ +static bool amdgpu_vm_had_gpu_reset(struct amdgpu_device *adev, + struct amdgpu_vm_id *id) { return id->current_gpu_reset_count != - atomic_read(&adev->gpu_reset_counter) ? true : false; + atomic_read(&adev->gpu_reset_counter); } /** @@ -455,7 +474,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, /* Check all the prerequisites to using this VMID */ if (!id) continue; - if (amdgpu_vm_is_gpu_reset(adev, id)) + if (amdgpu_vm_had_gpu_reset(adev, id)) continue; if (atomic64_read(&id->owner) != vm->client_id) @@ -483,7 +502,6 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, if (r) goto error; - id->current_gpu_reset_count = atomic_read(&adev->gpu_reset_counter); list_move_tail(&id->list, &adev->vm_manager.ids_lru); vm->ids[ring->idx] = id; @@ -504,9 +522,6 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, if (r) goto error; - dma_fence_put(id->first); - id->first = dma_fence_get(fence); - dma_fence_put(id->last_flush); id->last_flush = NULL; @@ -557,8 +572,8 @@ static u64 amdgpu_vm_adjust_mc_addr(struct amdgpu_device *adev, u64 mc_addr) { u64 addr = mc_addr; - if (adev->mc.mc_funcs && adev->mc.mc_funcs->adjust_mc_addr) - addr = adev->mc.mc_funcs->adjust_mc_addr(adev, addr); + if (adev->gart.gart_funcs->adjust_mc_addr) + addr = adev->gart.gart_funcs->adjust_mc_addr(adev, addr); return addr; } @@ -583,60 +598,62 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job) id->gws_size != job->gws_size || id->oa_base != job->oa_base || id->oa_size != job->oa_size); + bool vm_flush_needed = job->vm_needs_flush || + amdgpu_vm_ring_has_compute_vm_bug(ring); + unsigned patch_offset = 0; int r; - if (job->vm_needs_flush || gds_switch_needed || - amdgpu_vm_is_gpu_reset(adev, id) || - amdgpu_vm_ring_has_compute_vm_bug(ring)) { - unsigned patch_offset = 0; + if (amdgpu_vm_had_gpu_reset(adev, id)) { + gds_switch_needed = true; + vm_flush_needed = true; + } - if (ring->funcs->init_cond_exec) - patch_offset = amdgpu_ring_init_cond_exec(ring); + if (!vm_flush_needed && !gds_switch_needed) + return 0; - if (ring->funcs->emit_pipeline_sync && - (job->vm_needs_flush || gds_switch_needed || - amdgpu_vm_ring_has_compute_vm_bug(ring))) - amdgpu_ring_emit_pipeline_sync(ring); + if (ring->funcs->init_cond_exec) + patch_offset = amdgpu_ring_init_cond_exec(ring); - if (ring->funcs->emit_vm_flush && (job->vm_needs_flush || - amdgpu_vm_is_gpu_reset(adev, id))) { - struct dma_fence *fence; - u64 pd_addr = amdgpu_vm_adjust_mc_addr(adev, job->vm_pd_addr); + if (ring->funcs->emit_pipeline_sync) + amdgpu_ring_emit_pipeline_sync(ring); - trace_amdgpu_vm_flush(pd_addr, ring->idx, job->vm_id); - amdgpu_ring_emit_vm_flush(ring, job->vm_id, pd_addr); + if (ring->funcs->emit_vm_flush && vm_flush_needed) { + u64 pd_addr = amdgpu_vm_adjust_mc_addr(adev, job->vm_pd_addr); + struct dma_fence *fence; - r = amdgpu_fence_emit(ring, &fence); - if (r) - return r; + trace_amdgpu_vm_flush(pd_addr, ring->idx, job->vm_id); + amdgpu_ring_emit_vm_flush(ring, job->vm_id, pd_addr); - mutex_lock(&adev->vm_manager.lock); - dma_fence_put(id->last_flush); - id->last_flush = fence; - mutex_unlock(&adev->vm_manager.lock); - } + r = amdgpu_fence_emit(ring, &fence); + if (r) + return r; - if (gds_switch_needed) { - id->gds_base = job->gds_base; - id->gds_size = job->gds_size; - id->gws_base = job->gws_base; - id->gws_size = job->gws_size; - id->oa_base = job->oa_base; - id->oa_size = job->oa_size; - amdgpu_ring_emit_gds_switch(ring, job->vm_id, - job->gds_base, job->gds_size, - job->gws_base, job->gws_size, - job->oa_base, job->oa_size); - } + mutex_lock(&adev->vm_manager.lock); + dma_fence_put(id->last_flush); + id->last_flush = fence; + mutex_unlock(&adev->vm_manager.lock); + } - if (ring->funcs->patch_cond_exec) - amdgpu_ring_patch_cond_exec(ring, patch_offset); + if (gds_switch_needed) { + id->gds_base = job->gds_base; + id->gds_size = job->gds_size; + id->gws_base = job->gws_base; + id->gws_size = job->gws_size; + id->oa_base = job->oa_base; + id->oa_size = job->oa_size; + amdgpu_ring_emit_gds_switch(ring, job->vm_id, job->gds_base, + job->gds_size, job->gws_base, + job->gws_size, job->oa_base, + job->oa_size); + } - /* the double SWITCH_BUFFER here *cannot* be skipped by COND_EXEC */ - if (ring->funcs->emit_switch_buffer) { - amdgpu_ring_emit_switch_buffer(ring); - amdgpu_ring_emit_switch_buffer(ring); - } + if (ring->funcs->patch_cond_exec) + amdgpu_ring_patch_cond_exec(ring, patch_offset); + + /* the double SWITCH_BUFFER here *cannot* be skipped by COND_EXEC */ + if (ring->funcs->emit_switch_buffer) { + amdgpu_ring_emit_switch_buffer(ring); + amdgpu_ring_emit_switch_buffer(ring); } return 0; } @@ -960,7 +977,7 @@ static struct amdgpu_bo *amdgpu_vm_get_pt(struct amdgpu_pte_update_params *p, unsigned idx, level = p->adev->vm_manager.num_level; while (entry->entries) { - idx = addr >> (amdgpu_vm_block_size * level--); + idx = addr >> (p->adev->vm_manager.block_size * level--); idx %= amdgpu_bo_size(entry->bo) / 8; entry = &entry->entries[idx]; } @@ -987,7 +1004,8 @@ static void amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params, uint64_t start, uint64_t end, uint64_t dst, uint64_t flags) { - const uint64_t mask = AMDGPU_VM_PTE_COUNT - 1; + struct amdgpu_device *adev = params->adev; + const uint64_t mask = AMDGPU_VM_PTE_COUNT(adev) - 1; uint64_t cur_pe_start, cur_nptes, cur_dst; uint64_t addr; /* next GPU address to be updated */ @@ -1011,7 +1029,7 @@ static void amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params, if ((addr & ~mask) == (end & ~mask)) nptes = end - addr; else - nptes = AMDGPU_VM_PTE_COUNT - (addr & mask); + nptes = AMDGPU_VM_PTE_COUNT(adev) - (addr & mask); cur_pe_start = amdgpu_bo_gpu_offset(pt); cur_pe_start += (addr & mask) * 8; @@ -1039,7 +1057,7 @@ static void amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params, if ((addr & ~mask) == (end & ~mask)) nptes = end - addr; else - nptes = AMDGPU_VM_PTE_COUNT - (addr & mask); + nptes = AMDGPU_VM_PTE_COUNT(adev) - (addr & mask); next_pe_start = amdgpu_bo_gpu_offset(pt); next_pe_start += (addr & mask) * 8; @@ -1186,7 +1204,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, * reserve space for one command every (1 << BLOCK_SIZE) * entries or 2k dwords (whatever is smaller) */ - ncmds = (nptes >> min(amdgpu_vm_block_size, 11)) + 1; + ncmds = (nptes >> min(adev->vm_manager.block_size, 11u)) + 1; /* padding, etc. */ ndw = 64; @@ -1301,7 +1319,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, struct drm_mm_node *nodes, struct dma_fence **fence) { - uint64_t pfn, src = 0, start = mapping->it.start; + uint64_t pfn, src = 0, start = mapping->start; int r; /* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here @@ -1353,7 +1371,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, } addr += pfn << PAGE_SHIFT; - last = min((uint64_t)mapping->it.last, start + max_entries - 1); + last = min((uint64_t)mapping->last, start + max_entries - 1); r = amdgpu_vm_bo_update_mapping(adev, exclusive, src, pages_addr, vm, start, last, flags, addr, @@ -1368,7 +1386,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, } start = last + 1; - } while (unlikely(start != mapping->it.last + 1)); + } while (unlikely(start != mapping->last + 1)); return 0; } @@ -1518,7 +1536,7 @@ static void amdgpu_vm_add_prt_cb(struct amdgpu_device *adev, if (fence) dma_fence_wait(fence, false); - amdgpu_vm_prt_put(cb->adev); + amdgpu_vm_prt_put(adev); } else { cb->adev = adev; if (!fence || dma_fence_add_callback(fence, &cb->cb, @@ -1724,9 +1742,8 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, uint64_t saddr, uint64_t offset, uint64_t size, uint64_t flags) { - struct amdgpu_bo_va_mapping *mapping; + struct amdgpu_bo_va_mapping *mapping, *tmp; struct amdgpu_vm *vm = bo_va->vm; - struct interval_tree_node *it; uint64_t eaddr; /* validate the parameters */ @@ -1743,14 +1760,12 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, saddr /= AMDGPU_GPU_PAGE_SIZE; eaddr /= AMDGPU_GPU_PAGE_SIZE; - it = interval_tree_iter_first(&vm->va, saddr, eaddr); - if (it) { - struct amdgpu_bo_va_mapping *tmp; - tmp = container_of(it, struct amdgpu_bo_va_mapping, it); + tmp = amdgpu_vm_it_iter_first(&vm->va, saddr, eaddr); + if (tmp) { /* bo and tmp overlap, invalid addr */ dev_err(adev->dev, "bo %p va 0x%010Lx-0x%010Lx conflict with " - "0x%010lx-0x%010lx\n", bo_va->bo, saddr, eaddr, - tmp->it.start, tmp->it.last + 1); + "0x%010Lx-0x%010Lx\n", bo_va->bo, saddr, eaddr, + tmp->start, tmp->last + 1); return -EINVAL; } @@ -1759,13 +1774,13 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, return -ENOMEM; INIT_LIST_HEAD(&mapping->list); - mapping->it.start = saddr; - mapping->it.last = eaddr; + mapping->start = saddr; + mapping->last = eaddr; mapping->offset = offset; mapping->flags = flags; list_add(&mapping->list, &bo_va->invalids); - interval_tree_insert(&mapping->it, &vm->va); + amdgpu_vm_it_insert(mapping, &vm->va); if (flags & AMDGPU_PTE_PRT) amdgpu_vm_prt_get(adev); @@ -1823,13 +1838,13 @@ int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev, saddr /= AMDGPU_GPU_PAGE_SIZE; eaddr /= AMDGPU_GPU_PAGE_SIZE; - mapping->it.start = saddr; - mapping->it.last = eaddr; + mapping->start = saddr; + mapping->last = eaddr; mapping->offset = offset; mapping->flags = flags; list_add(&mapping->list, &bo_va->invalids); - interval_tree_insert(&mapping->it, &vm->va); + amdgpu_vm_it_insert(mapping, &vm->va); if (flags & AMDGPU_PTE_PRT) amdgpu_vm_prt_get(adev); @@ -1860,7 +1875,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, saddr /= AMDGPU_GPU_PAGE_SIZE; list_for_each_entry(mapping, &bo_va->valids, list) { - if (mapping->it.start == saddr) + if (mapping->start == saddr) break; } @@ -1868,7 +1883,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, valid = false; list_for_each_entry(mapping, &bo_va->invalids, list) { - if (mapping->it.start == saddr) + if (mapping->start == saddr) break; } @@ -1877,7 +1892,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, } list_del(&mapping->list); - interval_tree_remove(&mapping->it, &vm->va); + amdgpu_vm_it_remove(mapping, &vm->va); trace_amdgpu_vm_bo_unmap(bo_va, mapping); if (valid) @@ -1905,7 +1920,6 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, uint64_t saddr, uint64_t size) { struct amdgpu_bo_va_mapping *before, *after, *tmp, *next; - struct interval_tree_node *it; LIST_HEAD(removed); uint64_t eaddr; @@ -1927,43 +1941,42 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, INIT_LIST_HEAD(&after->list); /* Now gather all removed mappings */ - it = interval_tree_iter_first(&vm->va, saddr, eaddr); - while (it) { - tmp = container_of(it, struct amdgpu_bo_va_mapping, it); - it = interval_tree_iter_next(it, saddr, eaddr); - + tmp = amdgpu_vm_it_iter_first(&vm->va, saddr, eaddr); + while (tmp) { /* Remember mapping split at the start */ - if (tmp->it.start < saddr) { - before->it.start = tmp->it.start; - before->it.last = saddr - 1; + if (tmp->start < saddr) { + before->start = tmp->start; + before->last = saddr - 1; before->offset = tmp->offset; before->flags = tmp->flags; list_add(&before->list, &tmp->list); } /* Remember mapping split at the end */ - if (tmp->it.last > eaddr) { - after->it.start = eaddr + 1; - after->it.last = tmp->it.last; + if (tmp->last > eaddr) { + after->start = eaddr + 1; + after->last = tmp->last; after->offset = tmp->offset; - after->offset += after->it.start - tmp->it.start; + after->offset += after->start - tmp->start; after->flags = tmp->flags; list_add(&after->list, &tmp->list); } list_del(&tmp->list); list_add(&tmp->list, &removed); + + tmp = amdgpu_vm_it_iter_next(tmp, saddr, eaddr); } /* And free them up */ list_for_each_entry_safe(tmp, next, &removed, list) { - interval_tree_remove(&tmp->it, &vm->va); + amdgpu_vm_it_remove(tmp, &vm->va); list_del(&tmp->list); - if (tmp->it.start < saddr) - tmp->it.start = saddr; - if (tmp->it.last > eaddr) - tmp->it.last = eaddr; + if (tmp->start < saddr) + tmp->start = saddr; + if (tmp->last > eaddr) + tmp->last = eaddr; list_add(&tmp->list, &vm->freed); trace_amdgpu_vm_bo_unmap(NULL, tmp); @@ -1971,7 +1984,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, /* Insert partial mapping before the range */ if (!list_empty(&before->list)) { - interval_tree_insert(&before->it, &vm->va); + amdgpu_vm_it_insert(before, &vm->va); if (before->flags & AMDGPU_PTE_PRT) amdgpu_vm_prt_get(adev); } else { @@ -1980,7 +1993,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, /* Insert partial mapping after the range */ if (!list_empty(&after->list)) { - interval_tree_insert(&after->it, &vm->va); + amdgpu_vm_it_insert(after, &vm->va); if (after->flags & AMDGPU_PTE_PRT) amdgpu_vm_prt_get(adev); } else { @@ -2014,13 +2027,13 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, list_for_each_entry_safe(mapping, next, &bo_va->valids, list) { list_del(&mapping->list); - interval_tree_remove(&mapping->it, &vm->va); + amdgpu_vm_it_remove(mapping, &vm->va); trace_amdgpu_vm_bo_unmap(bo_va, mapping); list_add(&mapping->list, &vm->freed); } list_for_each_entry_safe(mapping, next, &bo_va->invalids, list) { list_del(&mapping->list); - interval_tree_remove(&mapping->it, &vm->va); + amdgpu_vm_it_remove(mapping, &vm->va); amdgpu_vm_free_mapping(adev, vm, mapping, bo_va->last_pt_update); } @@ -2051,6 +2064,44 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, } } +static uint32_t amdgpu_vm_get_block_size(uint64_t vm_size) +{ + /* Total bits covered by PD + PTs */ + unsigned bits = ilog2(vm_size) + 18; + + /* Make sure the PD is 4K in size up to 8GB address space. + Above that split equal between PD and PTs */ + if (vm_size <= 8) + return (bits - 9); + else + return ((bits + 3) / 2); +} + +/** + * amdgpu_vm_adjust_size - adjust vm size and block size + * + * @adev: amdgpu_device pointer + * @vm_size: the default vm size if it's set auto + */ +void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint64_t vm_size) +{ + /* adjust vm size firstly */ + if (amdgpu_vm_size == -1) + adev->vm_manager.vm_size = vm_size; + else + adev->vm_manager.vm_size = amdgpu_vm_size; + + /* block size depends on vm size */ + if (amdgpu_vm_block_size == -1) + adev->vm_manager.block_size = + amdgpu_vm_get_block_size(adev->vm_manager.vm_size); + else + adev->vm_manager.block_size = amdgpu_vm_block_size; + + DRM_INFO("vm size is %llu GB, block size is %u-bit\n", + adev->vm_manager.vm_size, adev->vm_manager.block_size); +} + /** * amdgpu_vm_init - initialize a vm instance * @@ -2062,7 +2113,7 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) { const unsigned align = min(AMDGPU_VM_PTB_ALIGN_SIZE, - AMDGPU_VM_PTE_COUNT * 8); + AMDGPU_VM_PTE_COUNT(adev) * 8); unsigned ring_instance; struct amdgpu_ring *ring; struct amd_sched_rq *rq; @@ -2162,9 +2213,9 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) if (!RB_EMPTY_ROOT(&vm->va)) { dev_err(adev->dev, "still active bo inside vm\n"); } - rbtree_postorder_for_each_entry_safe(mapping, tmp, &vm->va, it.rb) { + rbtree_postorder_for_each_entry_safe(mapping, tmp, &vm->va, rb) { list_del(&mapping->list); - interval_tree_remove(&mapping->it, &vm->va); + amdgpu_vm_it_remove(mapping, &vm->va); kfree(mapping); } list_for_each_entry_safe(mapping, tmp, &vm->freed, list) { @@ -2227,7 +2278,6 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev) for (i = 0; i < AMDGPU_NUM_VM; ++i) { struct amdgpu_vm_id *id = &adev->vm_manager.ids[i]; - dma_fence_put(adev->vm_manager.ids[i].first); amdgpu_sync_free(&adev->vm_manager.ids[i].active); dma_fence_put(id->flushed_updates); dma_fence_put(id->last_flush); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index fbe17bf73a00..d9e57290dc71 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -45,7 +45,7 @@ struct amdgpu_bo_list_entry; #define AMDGPU_VM_MAX_UPDATE_SIZE 0x3FFFF /* number of entries in page table */ -#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size) +#define AMDGPU_VM_PTE_COUNT(adev) (1 << (adev)->vm_manager.block_size) /* PTBs (Page Table Blocks) need to be aligned to 32K */ #define AMDGPU_VM_PTB_ALIGN_SIZE 32768 @@ -76,6 +76,14 @@ struct amdgpu_bo_list_entry; #define AMDGPU_VM_FAULT_STOP_FIRST 1 #define AMDGPU_VM_FAULT_STOP_ALWAYS 2 +/* max number of VMHUB */ +#define AMDGPU_MAX_VMHUBS 2 +#define AMDGPU_GFXHUB 0 +#define AMDGPU_MMHUB 1 + +/* hardcode that limit for now */ +#define AMDGPU_VA_RESERVED_SIZE (8 << 20) + struct amdgpu_vm_pt { struct amdgpu_bo *bo; uint64_t addr; @@ -123,7 +131,6 @@ struct amdgpu_vm { struct amdgpu_vm_id { struct list_head list; - struct dma_fence *first; struct amdgpu_sync active; struct dma_fence *last_flush; atomic64_t owner; @@ -155,6 +162,8 @@ struct amdgpu_vm_manager { uint64_t max_pfn; uint32_t num_level; + uint64_t vm_size; + uint32_t block_size; /* vram base address for page table entry */ u64 vram_base_offset; /* is vm enabled? */ @@ -225,5 +234,6 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, uint64_t saddr, uint64_t size); void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va); +void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint64_t vm_size); #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 9e577e3d3147..a4831fe0223b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -93,7 +93,6 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man, const struct ttm_place *place, struct ttm_mem_reg *mem) { - struct amdgpu_bo *bo = container_of(tbo, struct amdgpu_bo, tbo); struct amdgpu_vram_mgr *mgr = man->priv; struct drm_mm *mm = &mgr->mm; struct drm_mm_node *nodes; @@ -106,8 +105,8 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man, if (!lpfn) lpfn = man->size; - if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS || - place->lpfn || amdgpu_vram_page_split == -1) { + if (place->flags & TTM_PL_FLAG_CONTIGUOUS || + amdgpu_vram_page_split == -1) { pages_per_node = ~0ul; num_nodes = 1; } else { @@ -124,12 +123,14 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man, if (place->flags & TTM_PL_FLAG_TOPDOWN) mode = DRM_MM_INSERT_HIGH; + mem->start = 0; pages_left = mem->num_pages; spin_lock(&mgr->lock); for (i = 0; i < num_nodes; ++i) { unsigned long pages = min(pages_left, pages_per_node); uint32_t alignment = mem->page_alignment; + unsigned long start; if (pages == pages_per_node) alignment = pages_per_node; @@ -141,11 +142,19 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man, if (unlikely(r)) goto error; + /* Calculate a virtual BO start address to easily check if + * everything is CPU accessible. + */ + start = nodes[i].start + nodes[i].size; + if (start > mem->num_pages) + start -= mem->num_pages; + else + start = 0; + mem->start = max(mem->start, start); pages_left -= pages; } spin_unlock(&mgr->lock); - mem->start = num_nodes == 1 ? nodes[0].start : AMDGPU_BO_INVALID_OFFSET; mem->mm_node = nodes; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index daf003dd2351..ba98d35340a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -1090,23 +1090,10 @@ static u32 dce_v10_0_latency_watermark(struct dce10_wm_params *wm) a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); + tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); + tmp = min(dfixed_trunc(a), tmp); - b.full = dfixed_const(mc_latency + 512); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(b, c); - - c.full = dfixed_const(dmif_size); - b.full = dfixed_div(c, b); - - tmp = min(dfixed_trunc(a), dfixed_trunc(b)); - - b.full = dfixed_const(1000); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(c, b); - c.full = dfixed_const(wm->bytes_per_pixel); - b.full = dfixed_mul(b, c); - - lb_fill_bw = min(tmp, dfixed_trunc(b)); + lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); @@ -1214,14 +1201,14 @@ static void dce_v10_0_program_watermarks(struct amdgpu_device *adev, { struct drm_display_mode *mode = &amdgpu_crtc->base.mode; struct dce10_wm_params wm_low, wm_high; - u32 pixel_period; + u32 active_time; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 tmp, wm_mask, lb_vblank_lead_lines = 0; if (amdgpu_crtc->base.enabled && num_heads && mode) { - pixel_period = 1000000 / (u32)mode->clock; - line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); + active_time = 1000000UL * (u32)mode->crtc_hdisplay / (u32)mode->clock; + line_time = min((u32) (1000000UL * (u32)mode->crtc_htotal / (u32)mode->clock), (u32)65535); /* watermark for high clocks */ if (adev->pm.dpm_enabled) { @@ -1236,7 +1223,7 @@ static void dce_v10_0_program_watermarks(struct amdgpu_device *adev, wm_high.disp_clk = mode->clock; wm_high.src_width = mode->crtc_hdisplay; - wm_high.active_time = mode->crtc_hdisplay * pixel_period; + wm_high.active_time = active_time; wm_high.blank_time = line_time - wm_high.active_time; wm_high.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) @@ -1275,7 +1262,7 @@ static void dce_v10_0_program_watermarks(struct amdgpu_device *adev, wm_low.disp_clk = mode->clock; wm_low.src_width = mode->crtc_hdisplay; - wm_low.active_time = mode->crtc_hdisplay * pixel_period; + wm_low.active_time = active_time; wm_low.blank_time = line_time - wm_low.active_time; wm_low.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index 3a7296724457..e59bc42df18c 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -1059,23 +1059,10 @@ static u32 dce_v11_0_latency_watermark(struct dce10_wm_params *wm) a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); + tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); + tmp = min(dfixed_trunc(a), tmp); - b.full = dfixed_const(mc_latency + 512); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(b, c); - - c.full = dfixed_const(dmif_size); - b.full = dfixed_div(c, b); - - tmp = min(dfixed_trunc(a), dfixed_trunc(b)); - - b.full = dfixed_const(1000); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(c, b); - c.full = dfixed_const(wm->bytes_per_pixel); - b.full = dfixed_mul(b, c); - - lb_fill_bw = min(tmp, dfixed_trunc(b)); + lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); @@ -1183,14 +1170,14 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, { struct drm_display_mode *mode = &amdgpu_crtc->base.mode; struct dce10_wm_params wm_low, wm_high; - u32 pixel_period; + u32 active_time; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 tmp, wm_mask, lb_vblank_lead_lines = 0; if (amdgpu_crtc->base.enabled && num_heads && mode) { - pixel_period = 1000000 / (u32)mode->clock; - line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); + active_time = 1000000UL * (u32)mode->crtc_hdisplay / (u32)mode->clock; + line_time = min((u32) (1000000UL * (u32)mode->crtc_htotal / (u32)mode->clock), (u32)65535); /* watermark for high clocks */ if (adev->pm.dpm_enabled) { @@ -1205,7 +1192,7 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, wm_high.disp_clk = mode->clock; wm_high.src_width = mode->crtc_hdisplay; - wm_high.active_time = mode->crtc_hdisplay * pixel_period; + wm_high.active_time = active_time; wm_high.blank_time = line_time - wm_high.active_time; wm_high.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) @@ -1244,7 +1231,7 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, wm_low.disp_clk = mode->clock; wm_low.src_width = mode->crtc_hdisplay; - wm_low.active_time = mode->crtc_hdisplay * pixel_period; + wm_low.active_time = active_time; wm_low.blank_time = line_time - wm_low.active_time; wm_low.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 8ccada5d6f39..307269bda4fa 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -861,23 +861,10 @@ static u32 dce_v6_0_latency_watermark(struct dce6_wm_params *wm) a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); + tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); + tmp = min(dfixed_trunc(a), tmp); - b.full = dfixed_const(mc_latency + 512); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(b, c); - - c.full = dfixed_const(dmif_size); - b.full = dfixed_div(c, b); - - tmp = min(dfixed_trunc(a), dfixed_trunc(b)); - - b.full = dfixed_const(1000); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(c, b); - c.full = dfixed_const(wm->bytes_per_pixel); - b.full = dfixed_mul(b, c); - - lb_fill_bw = min(tmp, dfixed_trunc(b)); + lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); @@ -986,7 +973,7 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, struct drm_display_mode *mode = &amdgpu_crtc->base.mode; struct dce6_wm_params wm_low, wm_high; u32 dram_channels; - u32 pixel_period; + u32 active_time; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 priority_a_mark = 0, priority_b_mark = 0; @@ -996,8 +983,8 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, fixed20_12 a, b, c; if (amdgpu_crtc->base.enabled && num_heads && mode) { - pixel_period = 1000000 / (u32)mode->clock; - line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); + active_time = 1000000UL * (u32)mode->crtc_hdisplay / (u32)mode->clock; + line_time = min((u32) (1000000UL * (u32)mode->crtc_htotal / (u32)mode->clock), (u32)65535); priority_a_cnt = 0; priority_b_cnt = 0; @@ -1016,7 +1003,7 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, wm_high.disp_clk = mode->clock; wm_high.src_width = mode->crtc_hdisplay; - wm_high.active_time = mode->crtc_hdisplay * pixel_period; + wm_high.active_time = active_time; wm_high.blank_time = line_time - wm_high.active_time; wm_high.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) @@ -1043,7 +1030,7 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, wm_low.disp_clk = mode->clock; wm_low.src_width = mode->crtc_hdisplay; - wm_low.active_time = mode->crtc_hdisplay * pixel_period; + wm_low.active_time = active_time; wm_low.blank_time = line_time - wm_low.active_time; wm_low.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 6943f2641c90..6df7a28e8aac 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -974,23 +974,10 @@ static u32 dce_v8_0_latency_watermark(struct dce8_wm_params *wm) a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); + tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); + tmp = min(dfixed_trunc(a), tmp); - b.full = dfixed_const(mc_latency + 512); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(b, c); - - c.full = dfixed_const(dmif_size); - b.full = dfixed_div(c, b); - - tmp = min(dfixed_trunc(a), dfixed_trunc(b)); - - b.full = dfixed_const(1000); - c.full = dfixed_const(wm->disp_clk); - b.full = dfixed_div(c, b); - c.full = dfixed_const(wm->bytes_per_pixel); - b.full = dfixed_mul(b, c); - - lb_fill_bw = min(tmp, dfixed_trunc(b)); + lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); @@ -1098,14 +1085,14 @@ static void dce_v8_0_program_watermarks(struct amdgpu_device *adev, { struct drm_display_mode *mode = &amdgpu_crtc->base.mode; struct dce8_wm_params wm_low, wm_high; - u32 pixel_period; + u32 active_time; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 tmp, wm_mask, lb_vblank_lead_lines = 0; if (amdgpu_crtc->base.enabled && num_heads && mode) { - pixel_period = 1000000 / (u32)mode->clock; - line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); + active_time = 1000000UL * (u32)mode->crtc_hdisplay / (u32)mode->clock; + line_time = min((u32) (1000000UL * (u32)mode->crtc_htotal / (u32)mode->clock), (u32)65535); /* watermark for high clocks */ if (adev->pm.dpm_enabled) { @@ -1120,7 +1107,7 @@ static void dce_v8_0_program_watermarks(struct amdgpu_device *adev, wm_high.disp_clk = mode->clock; wm_high.src_width = mode->crtc_hdisplay; - wm_high.active_time = mode->crtc_hdisplay * pixel_period; + wm_high.active_time = active_time; wm_high.blank_time = line_time - wm_high.active_time; wm_high.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) @@ -1159,7 +1146,7 @@ static void dce_v8_0_program_watermarks(struct amdgpu_device *adev, wm_low.disp_clk = mode->clock; wm_low.src_width = mode->crtc_hdisplay; - wm_low.active_time = mode->crtc_hdisplay * pixel_period; + wm_low.active_time = active_time; wm_low.blank_time = line_time - wm_low.active_time; wm_low.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index e0fa0d30e162..dad8a4cd1b37 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4565,6 +4565,7 @@ static void gfx_v8_0_cp_compute_enable(struct amdgpu_device *adev, bool enable) WREG32(mmCP_MEC_CNTL, (CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK)); for (i = 0; i < adev->gfx.num_compute_rings; i++) adev->gfx.compute_ring[i].ready = false; + adev->gfx.kiq.ring.ready = false; } udelay(50); } @@ -4721,14 +4722,10 @@ static int gfx_v8_0_mqd_init(struct amdgpu_ring *ring) mqd->cp_hqd_eop_control = tmp; /* enable doorbell? */ - tmp = RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL); - - if (ring->use_doorbell) - tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, - DOORBELL_EN, 1); - else - tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, - DOORBELL_EN, 0); + tmp = REG_SET_FIELD(RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL), + CP_HQD_PQ_DOORBELL_CONTROL, + DOORBELL_EN, + ring->use_doorbell ? 1 : 0); mqd->cp_hqd_pq_doorbell_control = tmp; @@ -4816,13 +4813,10 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; struct vi_mqd *mqd = ring->mqd_ptr; - uint32_t tmp; int j; /* disable wptr polling */ - tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL); - tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0); - WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp); + WREG32_FIELD(CP_PQ_WPTR_POLL_CNTL, EN, 0); WREG32(mmCP_HQD_EOP_BASE_ADDR, mqd->cp_hqd_eop_base_addr_lo); WREG32(mmCP_HQD_EOP_BASE_ADDR_HI, mqd->cp_hqd_eop_base_addr_hi); @@ -4834,10 +4828,10 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_ring *ring) WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->cp_hqd_pq_doorbell_control); /* disable the queue if it's active */ - if (RREG32(mmCP_HQD_ACTIVE) & 1) { + if (RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK) { WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1); for (j = 0; j < adev->usec_timeout; j++) { - if (!(RREG32(mmCP_HQD_ACTIVE) & 1)) + if (!(RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK)) break; udelay(1); } @@ -4894,11 +4888,8 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_ring *ring) /* activate the queue */ WREG32(mmCP_HQD_ACTIVE, mqd->cp_hqd_active); - if (ring->use_doorbell) { - tmp = RREG32(mmCP_PQ_STATUS); - tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1); - WREG32(mmCP_PQ_STATUS, tmp); - } + if (ring->use_doorbell) + WREG32_FIELD(CP_PQ_STATUS, DOORBELL_ENABLE, 1); return 0; } @@ -5471,19 +5462,18 @@ static void gfx_v8_0_inactive_hqd(struct amdgpu_device *adev, { int i; + mutex_lock(&adev->srbm_mutex); vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0); if (RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK) { - u32 tmp; - tmp = RREG32(mmCP_HQD_DEQUEUE_REQUEST); - tmp = REG_SET_FIELD(tmp, CP_HQD_DEQUEUE_REQUEST, - DEQUEUE_REQ, 2); - WREG32(mmCP_HQD_DEQUEUE_REQUEST, tmp); + WREG32_FIELD(CP_HQD_DEQUEUE_REQUEST, DEQUEUE_REQ, 2); for (i = 0; i < adev->usec_timeout; i++) { if (!(RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK)) break; udelay(1); } } + vi_srbm_select(adev, 0, 0, 0, 0); + mutex_unlock(&adev->srbm_mutex); } static int gfx_v8_0_pre_soft_reset(void *handle) @@ -5589,11 +5579,13 @@ static int gfx_v8_0_soft_reset(void *handle) static void gfx_v8_0_init_hqd(struct amdgpu_device *adev, struct amdgpu_ring *ring) { + mutex_lock(&adev->srbm_mutex); vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0); WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0); WREG32(mmCP_HQD_PQ_RPTR, 0); WREG32(mmCP_HQD_PQ_WPTR, 0); vi_srbm_select(adev, 0, 0, 0, 0); + mutex_unlock(&adev->srbm_mutex); } static int gfx_v8_0_post_soft_reset(void *handle) @@ -6986,40 +6978,24 @@ static int gfx_v8_0_kiq_set_interrupt_state(struct amdgpu_device *adev, unsigned int type, enum amdgpu_interrupt_state state) { - uint32_t tmp, target; struct amdgpu_ring *ring = &(adev->gfx.kiq.ring); BUG_ON(ring->funcs->type != AMDGPU_RING_TYPE_KIQ); - if (ring->me == 1) - target = mmCP_ME1_PIPE0_INT_CNTL; - else - target = mmCP_ME2_PIPE0_INT_CNTL; - target += ring->pipe; - switch (type) { case AMDGPU_CP_KIQ_IRQ_DRIVER0: - if (state == AMDGPU_IRQ_STATE_DISABLE) { - tmp = RREG32(mmCPC_INT_CNTL); - tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL, - GENERIC2_INT_ENABLE, 0); - WREG32(mmCPC_INT_CNTL, tmp); - - tmp = RREG32(target); - tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL, - GENERIC2_INT_ENABLE, 0); - WREG32(target, tmp); - } else { - tmp = RREG32(mmCPC_INT_CNTL); - tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL, - GENERIC2_INT_ENABLE, 1); - WREG32(mmCPC_INT_CNTL, tmp); - - tmp = RREG32(target); - tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL, - GENERIC2_INT_ENABLE, 1); - WREG32(target, tmp); - } + WREG32_FIELD(CPC_INT_CNTL, GENERIC2_INT_ENABLE, + state == AMDGPU_IRQ_STATE_DISABLE ? 0 : 1); + if (ring->me == 1) + WREG32_FIELD_OFFSET(CP_ME1_PIPE0_INT_CNTL, + ring->pipe, + GENERIC2_INT_ENABLE, + state == AMDGPU_IRQ_STATE_DISABLE ? 0 : 1); + else + WREG32_FIELD_OFFSET(CP_ME2_PIPE0_INT_CNTL, + ring->pipe, + GENERIC2_INT_ENABLE, + state == AMDGPU_IRQ_STATE_DISABLE ? 0 : 1); break; default: BUG(); /* kiq only support GENERIC2_INT now */ @@ -7159,8 +7135,6 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_kiq = { .emit_ib_size = 4, /* gfx_v8_0_ring_emit_ib_compute */ .emit_ib = gfx_v8_0_ring_emit_ib_compute, .emit_fence = gfx_v8_0_ring_emit_fence_kiq, - .emit_hdp_flush = gfx_v8_0_ring_emit_hdp_flush, - .emit_hdp_invalidate = gfx_v8_0_ring_emit_hdp_invalidate, .test_ring = gfx_v8_0_ring_test_ring, .test_ib = gfx_v8_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 669bb98fc45d..a447b70841c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1288,9 +1288,7 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev) u32 tmp; int i; - tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_CNTL)); - tmp = REG_SET_FIELD(tmp, GRBM_CNTL, READ_TIMEOUT, 0xff); - WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_CNTL), tmp); + WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff); gfx_v9_0_tiling_mode_table_init(adev); @@ -1395,13 +1393,9 @@ void gfx_v9_0_rlc_stop(struct amdgpu_device *adev) static void gfx_v9_0_rlc_reset(struct amdgpu_device *adev) { - u32 tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_SOFT_RESET)); - - tmp = REG_SET_FIELD(tmp, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_SOFT_RESET), tmp); + WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1); udelay(50); - tmp = REG_SET_FIELD(tmp, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_SOFT_RESET), tmp); + WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0); udelay(50); } @@ -1410,10 +1404,8 @@ static void gfx_v9_0_rlc_start(struct amdgpu_device *adev) #ifdef AMDGPU_RLC_DEBUG_RETRY u32 rlc_ucode_ver; #endif - u32 tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CNTL)); - tmp = REG_SET_FIELD(tmp, RLC_CNTL, RLC_ENABLE_F32, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CNTL), tmp); + WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1); /* carrizo do enable cp interrupt after cp inited */ if (!(adev->flags & AMD_IS_APU)) @@ -1497,14 +1489,10 @@ static void gfx_v9_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable) int i; u32 tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_ME_CNTL)); - if (enable) { - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, 0); - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, 0); - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, 0); - } else { - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, 1); - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, 1); - tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, 1); + tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1); + tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1); + tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1); + if (!enable) { for (i = 0; i < adev->gfx.num_gfx_rings; i++) adev->gfx.gfx_ring[i].ready = false; } @@ -2020,13 +2008,10 @@ static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; struct v9_mqd *mqd = ring->mqd_ptr; - uint32_t tmp; int j; /* disable wptr polling */ - tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_WPTR_POLL_CNTL)); - tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_WPTR_POLL_CNTL), tmp); + WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0); WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_HQD_EOP_BASE_ADDR), mqd->cp_hqd_eop_base_addr_lo); @@ -2118,11 +2103,8 @@ static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring) WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_HQD_ACTIVE), mqd->cp_hqd_active); - if (ring->use_doorbell) { - tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_STATUS)); - tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_STATUS), tmp); - } + if (ring->use_doorbell) + WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1); return 0; } @@ -2366,177 +2348,6 @@ static int gfx_v9_0_wait_for_idle(void *handle) return -ETIMEDOUT; } -static void gfx_v9_0_print_status(void *handle) -{ - int i; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - dev_info(adev->dev, "GFX 9.x registers\n"); - dev_info(adev->dev, " GRBM_STATUS=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS))); - dev_info(adev->dev, " GRBM_STATUS2=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS2))); - dev_info(adev->dev, " GRBM_STATUS_SE0=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE0))); - dev_info(adev->dev, " GRBM_STATUS_SE1=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE1))); - dev_info(adev->dev, " GRBM_STATUS_SE2=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE2))); - dev_info(adev->dev, " GRBM_STATUS_SE3=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE3))); - dev_info(adev->dev, " CP_STAT = 0x%08x\n", RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_STAT))); - dev_info(adev->dev, " CP_STALLED_STAT1 = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT1))); - dev_info(adev->dev, " CP_STALLED_STAT2 = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT2))); - dev_info(adev->dev, " CP_STALLED_STAT3 = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT3))); - dev_info(adev->dev, " CP_CPF_BUSY_STAT = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPF_BUSY_STAT))); - dev_info(adev->dev, " CP_CPF_STALLED_STAT1 = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STALLED_STAT1))); - dev_info(adev->dev, " CP_CPF_STATUS = 0x%08x\n", RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STATUS))); - dev_info(adev->dev, " CP_CPC_BUSY_STAT = 0x%08x\n", RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPC_BUSY_STAT))); - dev_info(adev->dev, " CP_CPC_STALLED_STAT1 = 0x%08x\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STALLED_STAT1))); - dev_info(adev->dev, " CP_CPC_STATUS = 0x%08x\n", RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STATUS))); - - for (i = 0; i < 32; i++) { - dev_info(adev->dev, " GB_TILE_MODE%d=0x%08X\n", - i, RREG32(SOC15_REG_OFFSET(GC, 0, mmGB_TILE_MODE0 ) + i*4)); - } - for (i = 0; i < 16; i++) { - dev_info(adev->dev, " GB_MACROTILE_MODE%d=0x%08X\n", - i, RREG32(SOC15_REG_OFFSET(GC, 0, mmGB_MACROTILE_MODE0) + i*4)); - } - for (i = 0; i < adev->gfx.config.max_shader_engines; i++) { - dev_info(adev->dev, " se: %d\n", i); - gfx_v9_0_select_se_sh(adev, i, 0xffffffff, 0xffffffff); - dev_info(adev->dev, " PA_SC_RASTER_CONFIG=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_RASTER_CONFIG))); - dev_info(adev->dev, " PA_SC_RASTER_CONFIG_1=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_RASTER_CONFIG_1))); - } - gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); - - dev_info(adev->dev, " GB_ADDR_CONFIG=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))); - - dev_info(adev->dev, " CP_MEQ_THRESHOLDS=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_MEQ_THRESHOLDS))); - dev_info(adev->dev, " SX_DEBUG_1=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSX_DEBUG_1))); - dev_info(adev->dev, " TA_CNTL_AUX=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmTA_CNTL_AUX))); - dev_info(adev->dev, " SPI_CONFIG_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL))); - dev_info(adev->dev, " SQ_CONFIG=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSQ_CONFIG))); - dev_info(adev->dev, " DB_DEBUG=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG))); - dev_info(adev->dev, " DB_DEBUG2=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))); - dev_info(adev->dev, " DB_DEBUG3=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG3))); - dev_info(adev->dev, " CB_HW_CONTROL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCB_HW_CONTROL))); - dev_info(adev->dev, " SPI_CONFIG_CNTL_1=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL_1))); - dev_info(adev->dev, " PA_SC_FIFO_SIZE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_FIFO_SIZE))); - dev_info(adev->dev, " VGT_NUM_INSTANCES=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmVGT_NUM_INSTANCES))); - dev_info(adev->dev, " CP_PERFMON_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PERFMON_CNTL))); - dev_info(adev->dev, " PA_SC_FORCE_EOV_MAX_CNTS=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_FORCE_EOV_MAX_CNTS))); - dev_info(adev->dev, " VGT_CACHE_INVALIDATION=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmVGT_CACHE_INVALIDATION))); - dev_info(adev->dev, " VGT_GS_VERTEX_REUSE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmVGT_GS_VERTEX_REUSE))); - dev_info(adev->dev, " PA_SC_LINE_STIPPLE_STATE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_LINE_STIPPLE_STATE))); - dev_info(adev->dev, " PA_CL_ENHANCE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_CL_ENHANCE))); - dev_info(adev->dev, " PA_SC_ENHANCE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE))); - - dev_info(adev->dev, " CP_ME_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_ME_CNTL))); - dev_info(adev->dev, " CP_MAX_CONTEXT=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_MAX_CONTEXT))); - dev_info(adev->dev, " CP_DEVICE_ID=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_DEVICE_ID))); - - dev_info(adev->dev, " CP_SEM_WAIT_TIMER=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_SEM_WAIT_TIMER))); - - dev_info(adev->dev, " CP_RB_WPTR_DELAY=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_DELAY))); - dev_info(adev->dev, " CP_RB_VMID=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_VMID))); - dev_info(adev->dev, " CP_RB0_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_CNTL))); - dev_info(adev->dev, " CP_RB0_WPTR=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_WPTR))); - dev_info(adev->dev, " CP_RB0_RPTR_ADDR=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_RPTR_ADDR))); - dev_info(adev->dev, " CP_RB0_RPTR_ADDR_HI=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_RPTR_ADDR_HI))); - dev_info(adev->dev, " CP_RB0_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_CNTL))); - dev_info(adev->dev, " CP_RB0_BASE=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_BASE))); - dev_info(adev->dev, " CP_RB0_BASE_HI=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB0_BASE_HI))); - dev_info(adev->dev, " CP_MEC_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_MEC_CNTL))); - - dev_info(adev->dev, " SCRATCH_ADDR=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSCRATCH_ADDR))); - dev_info(adev->dev, " SCRATCH_UMSK=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSCRATCH_UMSK))); - - dev_info(adev->dev, " CP_INT_CNTL_RING0=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0))); - dev_info(adev->dev, " RLC_LB_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_CNTL))); - dev_info(adev->dev, " RLC_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CNTL))); - dev_info(adev->dev, " RLC_CGCG_CGLS_CTRL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CGCG_CGLS_CTRL))); - dev_info(adev->dev, " RLC_LB_CNTR_INIT=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_CNTR_INIT))); - dev_info(adev->dev, " RLC_LB_CNTR_MAX=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_CNTR_MAX))); - dev_info(adev->dev, " RLC_LB_INIT_CU_MASK=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_INIT_CU_MASK))); - dev_info(adev->dev, " RLC_LB_PARAMS=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_PARAMS))); - dev_info(adev->dev, " RLC_LB_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_LB_CNTL))); - dev_info(adev->dev, " RLC_UCODE_CNTL=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_UCODE_CNTL))); - - dev_info(adev->dev, " RLC_GPM_GENERAL_6=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_GENERAL_6))); - dev_info(adev->dev, " RLC_GPM_GENERAL_12=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_GENERAL_12))); - dev_info(adev->dev, " RLC_GPM_TIMER_INT_3=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_TIMER_INT_3))); - mutex_lock(&adev->srbm_mutex); - for (i = 0; i < 16; i++) { - soc15_grbm_select(adev, 0, 0, 0, i); - dev_info(adev->dev, " VM %d:\n", i); - dev_info(adev->dev, " SH_MEM_CONFIG=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))); - dev_info(adev->dev, " SH_MEM_BASES=0x%08X\n", - RREG32(SOC15_REG_OFFSET(GC, 0, mmSH_MEM_BASES))); - } - soc15_grbm_select(adev, 0, 0, 0, 0); - mutex_unlock(&adev->srbm_mutex); -} - static int gfx_v9_0_soft_reset(void *handle) { u32 grbm_soft_reset = 0; @@ -2569,8 +2380,7 @@ static int gfx_v9_0_soft_reset(void *handle) GRBM_SOFT_RESET, SOFT_RESET_RLC, 1); - if (grbm_soft_reset ) { - gfx_v9_0_print_status((void *)adev); + if (grbm_soft_reset) { /* stop the rlc */ gfx_v9_0_rlc_stop(adev); @@ -2596,7 +2406,6 @@ static int gfx_v9_0_soft_reset(void *handle) /* Wait a little for things to settle down */ udelay(50); - gfx_v9_0_print_status((void *)adev); } return 0; } @@ -3148,6 +2957,7 @@ static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); unsigned eng = ring->idx; unsigned i; @@ -3157,7 +2967,6 @@ static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &ring->adev->vmhub[i]; - uint32_t req = hub->get_invalidate_req(vm_id); gfx_v9_0_write_data_to_reg(ring, usepfp, true, hub->ctx0_ptb_addr_lo32 @@ -3376,21 +3185,12 @@ static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, static void gfx_v9_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev, enum amdgpu_interrupt_state state) { - u32 cp_int_cntl; - switch (state) { case AMDGPU_IRQ_STATE_DISABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - TIME_STAMP_INT_ENABLE, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); - break; case AMDGPU_IRQ_STATE_ENABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = - REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - TIME_STAMP_INT_ENABLE, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); + WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0, + TIME_STAMP_INT_ENABLE, + state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0); break; default: break; @@ -3446,20 +3246,12 @@ static int gfx_v9_0_set_priv_reg_fault_state(struct amdgpu_device *adev, unsigned type, enum amdgpu_interrupt_state state) { - u32 cp_int_cntl; - switch (state) { case AMDGPU_IRQ_STATE_DISABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - PRIV_REG_INT_ENABLE, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); - break; case AMDGPU_IRQ_STATE_ENABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - PRIV_REG_INT_ENABLE, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); + WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0, + PRIV_REG_INT_ENABLE, + state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0); break; default: break; @@ -3473,21 +3265,12 @@ static int gfx_v9_0_set_priv_inst_fault_state(struct amdgpu_device *adev, unsigned type, enum amdgpu_interrupt_state state) { - u32 cp_int_cntl; - switch (state) { case AMDGPU_IRQ_STATE_DISABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - PRIV_INSTR_INT_ENABLE, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); - break; case AMDGPU_IRQ_STATE_ENABLE: - cp_int_cntl = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0)); - cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0, - PRIV_INSTR_INT_ENABLE, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0), cp_int_cntl); - break; + WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0, + PRIV_INSTR_INT_ENABLE, + state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0); default: break; } @@ -3759,8 +3542,6 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = { .emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_compute */ .emit_ib = gfx_v9_0_ring_emit_ib_compute, .emit_fence = gfx_v9_0_ring_emit_fence_kiq, - .emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush, - .emit_hdp_invalidate = gfx_v9_0_ring_emit_hdp_invalidate, .test_ring = gfx_v9_0_ring_test_ring, .test_ib = gfx_v9_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, @@ -3975,9 +3756,7 @@ static int gfx_v9_0_init_queue(struct amdgpu_ring *ring) ring->pipe, ring->queue, 0); /* disable wptr polling */ - tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_WPTR_POLL_CNTL)); - tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_WPTR_POLL_CNTL), tmp); + WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0); /* write the EOP addr */ BUG_ON(ring->me != 1 || ring->pipe != 0); /* can't handle other cases eop address */ @@ -4121,11 +3900,8 @@ static int gfx_v9_0_init_queue(struct amdgpu_ring *ring) amdgpu_bo_kunmap(ring->mqd_obj); amdgpu_bo_unreserve(ring->mqd_obj); - if (use_doorbell) { - tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_STATUS)); - tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1); - WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_STATUS), tmp); - } + if (use_doorbell) + WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1); return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c index 30ef3126c8a9..005075ff00f7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c @@ -222,7 +222,7 @@ int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_BLOCK_SIZE, - amdgpu_vm_block_size - 9); + adev->vm_manager.block_size - 9); WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT1_CNTL) + i, tmp); WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32) + i*2, 0); WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32) + i*2, 0); @@ -299,36 +299,6 @@ void gfxhub_v1_0_set_fault_enable_default(struct amdgpu_device *adev, WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL), tmp); } -static uint32_t gfxhub_v1_0_get_invalidate_req(unsigned int vm_id) -{ - u32 req = 0; - - /* invalidate using legacy mode on vm_id*/ - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, - PER_VMID_INVALIDATE_REQ, 1 << vm_id); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, 0); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, - CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); - - return req; -} - -static uint32_t gfxhub_v1_0_get_vm_protection_bits(void) -{ - return (VM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK); -} - static int gfxhub_v1_0_early_init(void *handle) { return 0; @@ -361,9 +331,6 @@ static int gfxhub_v1_0_sw_init(void *handle) hub->vm_l2_pro_fault_cntl = SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL); - hub->get_invalidate_req = gfxhub_v1_0_get_invalidate_req; - hub->get_vm_protection_bits = gfxhub_v1_0_get_vm_protection_bits; - return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index d9586601a437..631aef38126d 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -543,7 +543,8 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev) WREG32(mmVM_CONTEXT1_CNTL, VM_CONTEXT1_CNTL__ENABLE_CONTEXT_MASK | (1UL << VM_CONTEXT1_CNTL__PAGE_TABLE_DEPTH__SHIFT) | - ((amdgpu_vm_block_size - 9) << VM_CONTEXT1_CNTL__PAGE_TABLE_BLOCK_SIZE__SHIFT)); + ((adev->vm_manager.block_size - 9) + << VM_CONTEXT1_CNTL__PAGE_TABLE_BLOCK_SIZE__SHIFT)); if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_ALWAYS) gmc_v6_0_set_fault_enable_default(adev, false); else @@ -848,7 +849,8 @@ static int gmc_v6_0_sw_init(void *handle) if (r) return r; - adev->vm_manager.max_pfn = amdgpu_vm_size << 18; + amdgpu_vm_adjust_size(adev, 64); + adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18; adev->mc.mc_mask = 0xffffffffffULL; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 0c0a6015cca5..92abe12d92bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -37,6 +37,8 @@ #include "oss/oss_2_0_d.h" #include "oss/oss_2_0_sh_mask.h" +#include "amdgpu_atombios.h" + static void gmc_v7_0_set_gart_funcs(struct amdgpu_device *adev); static void gmc_v7_0_set_irq_funcs(struct amdgpu_device *adev); static int gmc_v7_0_wait_for_idle(void *handle); @@ -325,48 +327,51 @@ static void gmc_v7_0_mc_program(struct amdgpu_device *adev) */ static int gmc_v7_0_mc_init(struct amdgpu_device *adev) { - u32 tmp; - int chansize, numchan; - - /* Get VRAM informations */ - tmp = RREG32(mmMC_ARB_RAMCFG); - if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) { - chansize = 64; - } else { - chansize = 32; - } - tmp = RREG32(mmMC_SHARED_CHMAP); - switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) { - case 0: - default: - numchan = 1; - break; - case 1: - numchan = 2; - break; - case 2: - numchan = 4; - break; - case 3: - numchan = 8; - break; - case 4: - numchan = 3; - break; - case 5: - numchan = 6; - break; - case 6: - numchan = 10; - break; - case 7: - numchan = 12; - break; - case 8: - numchan = 16; - break; + adev->mc.vram_width = amdgpu_atombios_get_vram_width(adev); + if (!adev->mc.vram_width) { + u32 tmp; + int chansize, numchan; + + /* Get VRAM informations */ + tmp = RREG32(mmMC_ARB_RAMCFG); + if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) { + chansize = 64; + } else { + chansize = 32; + } + tmp = RREG32(mmMC_SHARED_CHMAP); + switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) { + case 0: + default: + numchan = 1; + break; + case 1: + numchan = 2; + break; + case 2: + numchan = 4; + break; + case 3: + numchan = 8; + break; + case 4: + numchan = 3; + break; + case 5: + numchan = 6; + break; + case 6: + numchan = 10; + break; + case 7: + numchan = 12; + break; + case 8: + numchan = 16; + break; + } + adev->mc.vram_width = numchan * chansize; } - adev->mc.vram_width = numchan * chansize; /* Could aper size report 0 ? */ adev->mc.aper_base = pci_resource_start(adev->pdev, 0); adev->mc.aper_size = pci_resource_len(adev->pdev, 0); @@ -639,7 +644,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_BLOCK_SIZE, - amdgpu_vm_block_size - 9); + adev->vm_manager.block_size - 9); WREG32(mmVM_CONTEXT1_CNTL, tmp); if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_ALWAYS) gmc_v7_0_set_fault_enable_default(adev, false); @@ -998,7 +1003,8 @@ static int gmc_v7_0_sw_init(void *handle) * Currently set to 4GB ((1 << 20) 4k pages). * Max GPUVM size for cayman and SI is 40 bits. */ - adev->vm_manager.max_pfn = amdgpu_vm_size << 18; + amdgpu_vm_adjust_size(adev, 64); + adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18; /* Set the internal MC address mask * This is the max address of the GPU's diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index d19d1c5e2847..f2ccefc66fd4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -38,6 +38,8 @@ #include "vid.h" #include "vi.h" +#include "amdgpu_atombios.h" + static void gmc_v8_0_set_gart_funcs(struct amdgpu_device *adev); static void gmc_v8_0_set_irq_funcs(struct amdgpu_device *adev); @@ -487,48 +489,51 @@ static void gmc_v8_0_mc_program(struct amdgpu_device *adev) */ static int gmc_v8_0_mc_init(struct amdgpu_device *adev) { - u32 tmp; - int chansize, numchan; - - /* Get VRAM informations */ - tmp = RREG32(mmMC_ARB_RAMCFG); - if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) { - chansize = 64; - } else { - chansize = 32; - } - tmp = RREG32(mmMC_SHARED_CHMAP); - switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) { - case 0: - default: - numchan = 1; - break; - case 1: - numchan = 2; - break; - case 2: - numchan = 4; - break; - case 3: - numchan = 8; - break; - case 4: - numchan = 3; - break; - case 5: - numchan = 6; - break; - case 6: - numchan = 10; - break; - case 7: - numchan = 12; - break; - case 8: - numchan = 16; - break; + adev->mc.vram_width = amdgpu_atombios_get_vram_width(adev); + if (!adev->mc.vram_width) { + u32 tmp; + int chansize, numchan; + + /* Get VRAM informations */ + tmp = RREG32(mmMC_ARB_RAMCFG); + if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) { + chansize = 64; + } else { + chansize = 32; + } + tmp = RREG32(mmMC_SHARED_CHMAP); + switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) { + case 0: + default: + numchan = 1; + break; + case 1: + numchan = 2; + break; + case 2: + numchan = 4; + break; + case 3: + numchan = 8; + break; + case 4: + numchan = 3; + break; + case 5: + numchan = 6; + break; + case 6: + numchan = 10; + break; + case 7: + numchan = 12; + break; + case 8: + numchan = 16; + break; + } + adev->mc.vram_width = numchan * chansize; } - adev->mc.vram_width = numchan * chansize; /* Could aper size report 0 ? */ adev->mc.aper_base = pci_resource_start(adev->pdev, 0); adev->mc.aper_size = pci_resource_len(adev->pdev, 0); @@ -848,7 +853,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_BLOCK_SIZE, - amdgpu_vm_block_size - 9); + adev->vm_manager.block_size - 9); WREG32(mmVM_CONTEXT1_CNTL, tmp); if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_ALWAYS) gmc_v8_0_set_fault_enable_default(adev, false); @@ -1082,7 +1087,8 @@ static int gmc_v8_0_sw_init(void *handle) * Currently set to 4GB ((1 << 20) 4k pages). * Max GPUVM size for cayman and SI is 40 bits. */ - adev->vm_manager.max_pfn = amdgpu_vm_size << 18; + amdgpu_vm_adjust_size(adev, 64); + adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18; /* Set the internal MC address mask * This is the max address of the GPU's diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index df69aae99df4..3b045e0b114e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -75,11 +75,18 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev, struct amdgpu_vmhub *hub; u32 tmp, reg, bits, i; + bits = VM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + VM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK; + switch (state) { case AMDGPU_IRQ_STATE_DISABLE: /* MM HUB */ hub = &adev->vmhub[AMDGPU_MMHUB]; - bits = hub->get_vm_protection_bits(); for (i = 0; i< 16; i++) { reg = hub->vm_context0_cntl + i; tmp = RREG32(reg); @@ -89,7 +96,6 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev, /* GFX HUB */ hub = &adev->vmhub[AMDGPU_GFXHUB]; - bits = hub->get_vm_protection_bits(); for (i = 0; i < 16; i++) { reg = hub->vm_context0_cntl + i; tmp = RREG32(reg); @@ -100,7 +106,6 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev, case AMDGPU_IRQ_STATE_ENABLE: /* MM HUB */ hub = &adev->vmhub[AMDGPU_MMHUB]; - bits = hub->get_vm_protection_bits(); for (i = 0; i< 16; i++) { reg = hub->vm_context0_cntl + i; tmp = RREG32(reg); @@ -110,7 +115,6 @@ static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device *adev, /* GFX HUB */ hub = &adev->vmhub[AMDGPU_GFXHUB]; - bits = hub->get_vm_protection_bits(); for (i = 0; i < 16; i++) { reg = hub->vm_context0_cntl + i; tmp = RREG32(reg); @@ -129,8 +133,7 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { - struct amdgpu_vmhub *gfxhub = &adev->vmhub[AMDGPU_GFXHUB]; - struct amdgpu_vmhub *mmhub = &adev->vmhub[AMDGPU_MMHUB]; + struct amdgpu_vmhub *hub = &adev->vmhub[entry->vm_id_src]; uint32_t status = 0; u64 addr; @@ -138,13 +141,8 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev, addr |= ((u64)entry->src_data[1] & 0xf) << 44; if (!amdgpu_sriov_vf(adev)) { - if (entry->vm_id_src) { - status = RREG32(mmhub->vm_l2_pro_fault_status); - WREG32_P(mmhub->vm_l2_pro_fault_cntl, 1, ~1); - } else { - status = RREG32(gfxhub->vm_l2_pro_fault_status); - WREG32_P(gfxhub->vm_l2_pro_fault_cntl, 1, ~1); - } + status = RREG32(hub->vm_l2_pro_fault_status); + WREG32_P(hub->vm_l2_pro_fault_cntl, 1, ~1); } if (printk_ratelimit()) { @@ -175,6 +173,25 @@ static void gmc_v9_0_set_irq_funcs(struct amdgpu_device *adev) adev->mc.vm_fault.funcs = &gmc_v9_0_irq_funcs; } +static uint32_t gmc_v9_0_get_invalidate_req(unsigned int vm_id) +{ + u32 req = 0; + + /* invalidate using legacy mode on vm_id*/ + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, + PER_VMID_INVALIDATE_REQ, 1 << vm_id); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, 0); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); + req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, + CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); + + return req; +} + /* * GART * VMID 0 is the physical GPU addresses as used by the kernel. @@ -204,7 +221,7 @@ static void gmc_v9_0_gart_flush_gpu_tlb(struct amdgpu_device *adev, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &adev->vmhub[i]; - u32 tmp = hub->get_invalidate_req(vmid); + u32 tmp = gmc_v9_0_get_invalidate_req(vmid); WREG32_NO_KIQ(hub->vm_inv_eng0_req + eng, tmp); @@ -337,30 +354,23 @@ static uint64_t gmc_v9_0_get_vm_pte_flags(struct amdgpu_device *adev, return pte_flag; } -static const struct amdgpu_gart_funcs gmc_v9_0_gart_funcs = { - .flush_gpu_tlb = gmc_v9_0_gart_flush_gpu_tlb, - .set_pte_pde = gmc_v9_0_gart_set_pte_pde, - .get_vm_pte_flags = gmc_v9_0_get_vm_pte_flags -}; - -static void gmc_v9_0_set_gart_funcs(struct amdgpu_device *adev) -{ - if (adev->gart.gart_funcs == NULL) - adev->gart.gart_funcs = &gmc_v9_0_gart_funcs; -} - static u64 gmc_v9_0_adjust_mc_addr(struct amdgpu_device *adev, u64 mc_addr) { return adev->vm_manager.vram_base_offset + mc_addr - adev->mc.vram_start; } -static const struct amdgpu_mc_funcs gmc_v9_0_mc_funcs = { +static const struct amdgpu_gart_funcs gmc_v9_0_gart_funcs = { + .flush_gpu_tlb = gmc_v9_0_gart_flush_gpu_tlb, + .set_pte_pde = gmc_v9_0_gart_set_pte_pde, + .get_vm_pte_flags = gmc_v9_0_get_vm_pte_flags, .adjust_mc_addr = gmc_v9_0_adjust_mc_addr, + .get_invalidate_req = gmc_v9_0_get_invalidate_req, }; -static void gmc_v9_0_set_mc_funcs(struct amdgpu_device *adev) +static void gmc_v9_0_set_gart_funcs(struct amdgpu_device *adev) { - adev->mc.mc_funcs = &gmc_v9_0_mc_funcs; + if (adev->gart.gart_funcs == NULL) + adev->gart.gart_funcs = &gmc_v9_0_gart_funcs; } static int gmc_v9_0_early_init(void *handle) @@ -368,7 +378,6 @@ static int gmc_v9_0_early_init(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; gmc_v9_0_set_gart_funcs(adev); - gmc_v9_0_set_mc_funcs(adev); gmc_v9_0_set_irq_funcs(adev); return 0; @@ -511,7 +520,12 @@ static int gmc_v9_0_vm_init(struct amdgpu_device *adev) * amdkfd will use VMIDs 8-15 */ adev->vm_manager.num_ids = AMDGPU_NUM_OF_VMIDS; - adev->vm_manager.num_level = 3; + + /* TODO: fix num_level for APU when updating vm size and block size */ + if (adev->flags & AMD_IS_APU) + adev->vm_manager.num_level = 1; + else + adev->vm_manager.num_level = 3; amdgpu_vm_manager_init(adev); /* base offset of vram pages */ @@ -543,9 +557,20 @@ static int gmc_v9_0_sw_init(void *handle) if (adev->flags & AMD_IS_APU) { adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + amdgpu_vm_adjust_size(adev, 64); } else { /* XXX Don't know how to get VRAM type yet. */ adev->mc.vram_type = AMDGPU_VRAM_TYPE_HBM; + /* + * To fulfill 4-level page support, + * vm size is 256TB (48bit), maximum size of Vega10, + * block size 512 (9bit) + */ + adev->vm_manager.vm_size = 1U << 18; + adev->vm_manager.block_size = 9; + DRM_INFO("vm size is %llu GB, block size is %u-bit\n", + adev->vm_manager.vm_size, + adev->vm_manager.block_size); } /* This interrupt is VMC page fault.*/ @@ -557,14 +582,7 @@ static int gmc_v9_0_sw_init(void *handle) if (r) return r; - /* Because of four level VMPTs, vm size is at least 512GB. - * The maximum size is 256TB (48bit). - */ - if (amdgpu_vm_size < 512) { - DRM_WARN("VM size is at least 512GB!\n"); - amdgpu_vm_size = 512; - } - adev->vm_manager.max_pfn = (uint64_t)amdgpu_vm_size << 18; + adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18; /* Set the internal MC address mask * This is the max address of the GPU's diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index 266a0f47a908..62684510ddcd 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -242,7 +242,7 @@ int mmhub_v1_0_gart_enable(struct amdgpu_device *adev) EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_BLOCK_SIZE, - amdgpu_vm_block_size - 9); + adev->vm_manager.block_size - 9); WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_CONTEXT1_CNTL) + i, tmp); WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32) + i*2, 0); WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32) + i*2, 0); @@ -317,36 +317,6 @@ void mmhub_v1_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_L2_PROTECTION_FAULT_CNTL), tmp); } -static uint32_t mmhub_v1_0_get_invalidate_req(unsigned int vm_id) -{ - u32 req = 0; - - /* invalidate using legacy mode on vm_id*/ - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, - PER_VMID_INVALIDATE_REQ, 1 << vm_id); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, 0); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); - req = REG_SET_FIELD(req, VM_INVALIDATE_ENG0_REQ, - CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); - - return req; -} - -static uint32_t mmhub_v1_0_get_vm_protection_bits(void) -{ - return (VM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | - VM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK); -} - static int mmhub_v1_0_early_init(void *handle) { return 0; @@ -379,9 +349,6 @@ static int mmhub_v1_0_sw_init(void *handle) hub->vm_l2_pro_fault_cntl = SOC15_REG_OFFSET(MMHUB, 0, mmVM_L2_PROTECTION_FAULT_CNTL); - hub->get_invalidate_req = mmhub_v1_0_get_invalidate_req; - hub->get_vm_protection_bits = mmhub_v1_0_get_vm_protection_bits; - return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c index cfd5e54777bb..1493301b6a94 100644 --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c @@ -28,6 +28,7 @@ #include "vega10/GC/gc_9_0_offset.h" #include "vega10/GC/gc_9_0_sh_mask.h" #include "soc15.h" +#include "vega10_ih.h" #include "soc15_common.h" #include "mxgpu_ai.h" @@ -133,7 +134,7 @@ static int xgpu_ai_poll_ack(struct amdgpu_device *adev) return r; } -static int xgpu_vi_poll_msg(struct amdgpu_device *adev, enum idh_event event) +static int xgpu_ai_poll_msg(struct amdgpu_device *adev, enum idh_event event) { int r = 0, timeout = AI_MAILBOX_TIMEDOUT; @@ -172,7 +173,7 @@ static int xgpu_ai_send_access_requests(struct amdgpu_device *adev, if (req == IDH_REQ_GPU_INIT_ACCESS || req == IDH_REQ_GPU_FINI_ACCESS || req == IDH_REQ_GPU_RESET_ACCESS) { - r = xgpu_vi_poll_msg(adev, IDH_READY_TO_ACCESS_GPU); + r = xgpu_ai_poll_msg(adev, IDH_READY_TO_ACCESS_GPU); if (r) return r; } @@ -180,6 +181,11 @@ static int xgpu_ai_send_access_requests(struct amdgpu_device *adev, return 0; } +static int xgpu_ai_request_reset(struct amdgpu_device *adev) +{ + return xgpu_ai_send_access_requests(adev, IDH_REQ_GPU_RESET_ACCESS); +} + static int xgpu_ai_request_full_gpu_access(struct amdgpu_device *adev, bool init) { @@ -201,7 +207,134 @@ static int xgpu_ai_release_full_gpu_access(struct amdgpu_device *adev, return r; } +static int xgpu_ai_mailbox_ack_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry) +{ + DRM_DEBUG("get ack intr and do nothing.\n"); + return 0; +} + +static int xgpu_ai_set_mailbox_ack_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + unsigned type, + enum amdgpu_interrupt_state state) +{ + u32 tmp = RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_INT_CNTL)); + + tmp = REG_SET_FIELD(tmp, BIF_BX_PF0_MAILBOX_INT_CNTL, ACK_INT_EN, + (state == AMDGPU_IRQ_STATE_ENABLE) ? 1 : 0); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_INT_CNTL), tmp); + + return 0; +} + +static void xgpu_ai_mailbox_flr_work(struct work_struct *work) +{ + struct amdgpu_virt *virt = container_of(work, struct amdgpu_virt, flr_work); + struct amdgpu_device *adev = container_of(virt, struct amdgpu_device, virt); + + /* wait until RCV_MSG become 3 */ + if (xgpu_ai_poll_msg(adev, IDH_FLR_NOTIFICATION_CMPL)) { + pr_err("failed to recieve FLR_CMPL\n"); + return; + } + + /* Trigger recovery due to world switch failure */ + amdgpu_sriov_gpu_reset(adev, false); +} + +static int xgpu_ai_set_mailbox_rcv_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *src, + unsigned type, + enum amdgpu_interrupt_state state) +{ + u32 tmp = RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_INT_CNTL)); + + tmp = REG_SET_FIELD(tmp, BIF_BX_PF0_MAILBOX_INT_CNTL, VALID_INT_EN, + (state == AMDGPU_IRQ_STATE_ENABLE) ? 1 : 0); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_INT_CNTL), tmp); + + return 0; +} + +static int xgpu_ai_mailbox_rcv_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry) +{ + int r; + + /* see what event we get */ + r = xgpu_ai_mailbox_rcv_msg(adev, IDH_FLR_NOTIFICATION); + + /* only handle FLR_NOTIFY now */ + if (!r) + schedule_work(&adev->virt.flr_work); + + return 0; +} + +static const struct amdgpu_irq_src_funcs xgpu_ai_mailbox_ack_irq_funcs = { + .set = xgpu_ai_set_mailbox_ack_irq, + .process = xgpu_ai_mailbox_ack_irq, +}; + +static const struct amdgpu_irq_src_funcs xgpu_ai_mailbox_rcv_irq_funcs = { + .set = xgpu_ai_set_mailbox_rcv_irq, + .process = xgpu_ai_mailbox_rcv_irq, +}; + +void xgpu_ai_mailbox_set_irq_funcs(struct amdgpu_device *adev) +{ + adev->virt.ack_irq.num_types = 1; + adev->virt.ack_irq.funcs = &xgpu_ai_mailbox_ack_irq_funcs; + adev->virt.rcv_irq.num_types = 1; + adev->virt.rcv_irq.funcs = &xgpu_ai_mailbox_rcv_irq_funcs; +} + +int xgpu_ai_mailbox_add_irq_id(struct amdgpu_device *adev) +{ + int r; + + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 135, &adev->virt.rcv_irq); + if (r) + return r; + + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 138, &adev->virt.ack_irq); + if (r) { + amdgpu_irq_put(adev, &adev->virt.rcv_irq, 0); + return r; + } + + return 0; +} + +int xgpu_ai_mailbox_get_irq(struct amdgpu_device *adev) +{ + int r; + + r = amdgpu_irq_get(adev, &adev->virt.rcv_irq, 0); + if (r) + return r; + r = amdgpu_irq_get(adev, &adev->virt.ack_irq, 0); + if (r) { + amdgpu_irq_put(adev, &adev->virt.rcv_irq, 0); + return r; + } + + INIT_WORK(&adev->virt.flr_work, xgpu_ai_mailbox_flr_work); + + return 0; +} + +void xgpu_ai_mailbox_put_irq(struct amdgpu_device *adev) +{ + amdgpu_irq_put(adev, &adev->virt.ack_irq, 0); + amdgpu_irq_put(adev, &adev->virt.rcv_irq, 0); +} + const struct amdgpu_virt_ops xgpu_ai_virt_ops = { .req_full_gpu = xgpu_ai_request_full_gpu_access, .rel_full_gpu = xgpu_ai_release_full_gpu_access, + .reset_gpu = xgpu_ai_request_reset, }; diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h index bf8ab8fd4367..9aefc44d2c34 100644 --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h @@ -24,7 +24,7 @@ #ifndef __MXGPU_AI_H__ #define __MXGPU_AI_H__ -#define AI_MAILBOX_TIMEDOUT 150000 +#define AI_MAILBOX_TIMEDOUT 5000 enum idh_request { IDH_REQ_GPU_INIT_ACCESS = 1, @@ -44,4 +44,9 @@ enum idh_event { extern const struct amdgpu_virt_ops xgpu_ai_virt_ops; +void xgpu_ai_mailbox_set_irq_funcs(struct amdgpu_device *adev); +int xgpu_ai_mailbox_add_irq_id(struct amdgpu_device *adev); +int xgpu_ai_mailbox_get_irq(struct amdgpu_device *adev); +void xgpu_ai_mailbox_put_irq(struct amdgpu_device *adev); + #endif diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c index 5191c45ffdf3..c3588d1c7cb0 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c @@ -491,7 +491,7 @@ bool psp_v3_1_compare_sram_data(struct psp_context *psp, ucode_size = ucode->ucode_size; ucode_mem = (uint32_t *)ucode->kaddr; - while (!ucode_size) { + while (ucode_size) { fw_sram_reg_val = RREG32(fw_sram_data_reg_offset); if (*ucode_mem != fw_sram_reg_val) @@ -508,14 +508,10 @@ bool psp_v3_1_compare_sram_data(struct psp_context *psp, bool psp_v3_1_smu_reload_quirk(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; - uint32_t reg, reg_val; + uint32_t reg; - reg_val = (smnMP1_FIRMWARE_FLAGS & 0xffffffff) | 0x03b00000; - WREG32(SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2), reg_val); + reg = smnMP1_FIRMWARE_FLAGS | 0x03b00000; + WREG32(SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2), reg); reg = RREG32(SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2)); - if ((reg & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >> - MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT) - return true; - - return false; + return (reg & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) ? true : false; } diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index 2dd2b20d727e..21f38d882335 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1039,6 +1039,7 @@ static void sdma_v4_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) static void sdma_v4_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); unsigned eng = ring->idx; unsigned i; @@ -1048,7 +1049,6 @@ static void sdma_v4_0_ring_emit_vm_flush(struct amdgpu_ring *ring, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &ring->adev->vmhub[i]; - uint32_t req = hub->get_invalidate_req(vm_id); amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) | SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf)); diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index bb14a45997b5..385de8617075 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -106,6 +106,8 @@ static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg) if (adev->asic_type == CHIP_VEGA10) nbio_pcie_id = &nbio_v6_1_pcie_index_data; + else + BUG(); address = nbio_pcie_id->index_offset; data = nbio_pcie_id->data_offset; @@ -125,6 +127,8 @@ static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) if (adev->asic_type == CHIP_VEGA10) nbio_pcie_id = &nbio_v6_1_pcie_index_data; + else + BUG(); address = nbio_pcie_id->index_offset; data = nbio_pcie_id->data_offset; @@ -493,7 +497,8 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev) amdgpu_ip_block_add(adev, &mmhub_v1_0_ip_block); amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block); amdgpu_ip_block_add(adev, &vega10_ih_ip_block); - amdgpu_ip_block_add(adev, &psp_v3_1_ip_block); + if (amdgpu_fw_load_type == 2 || amdgpu_fw_load_type == -1) + amdgpu_ip_block_add(adev, &psp_v3_1_ip_block); if (!amdgpu_sriov_vf(adev)) amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) @@ -558,6 +563,7 @@ static int soc15_common_early_init(void *handle) if (amdgpu_sriov_vf(adev)) { amdgpu_virt_init_setting(adev); + xgpu_ai_mailbox_set_irq_funcs(adev); } /* @@ -610,8 +616,23 @@ static int soc15_common_early_init(void *handle) return 0; } +static int soc15_common_late_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (amdgpu_sriov_vf(adev)) + xgpu_ai_mailbox_get_irq(adev); + + return 0; +} + static int soc15_common_sw_init(void *handle) { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (amdgpu_sriov_vf(adev)) + xgpu_ai_mailbox_add_irq_id(adev); + return 0; } @@ -642,6 +663,8 @@ static int soc15_common_hw_fini(void *handle) /* disable the doorbell aperture */ soc15_enable_doorbell_aperture(adev, false); + if (amdgpu_sriov_vf(adev)) + xgpu_ai_mailbox_put_irq(adev); return 0; } @@ -855,7 +878,7 @@ static int soc15_common_set_powergating_state(void *handle, const struct amd_ip_funcs soc15_common_ip_funcs = { .name = "soc15_common", .early_init = soc15_common_early_init, - .late_init = NULL, + .late_init = soc15_common_late_init, .sw_init = soc15_common_sw_init, .sw_fini = soc15_common_sw_fini, .hw_init = soc15_common_hw_init, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 9a4129d881aa..8ab0f78794a5 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -135,12 +135,9 @@ static int uvd_v4_2_sw_fini(void *handle) if (r) return r; - r = amdgpu_uvd_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_sw_fini(adev); } + static void uvd_v4_2_enable_mgcg(struct amdgpu_device *adev, bool enable); /** @@ -230,11 +227,7 @@ static int uvd_v4_2_suspend(void *handle) if (r) return r; - r = amdgpu_uvd_suspend(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_suspend(adev); } static int uvd_v4_2_resume(void *handle) @@ -246,11 +239,7 @@ static int uvd_v4_2_resume(void *handle) if (r) return r; - r = uvd_v4_2_hw_init(adev); - if (r) - return r; - - return r; + return uvd_v4_2_hw_init(adev); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index e448f7d86bc0..bb6d46e168a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -131,11 +131,7 @@ static int uvd_v5_0_sw_fini(void *handle) if (r) return r; - r = amdgpu_uvd_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_sw_fini(adev); } /** @@ -228,11 +224,7 @@ static int uvd_v5_0_suspend(void *handle) return r; uvd_v5_0_set_clockgating_state(adev, AMD_CG_STATE_GATE); - r = amdgpu_uvd_suspend(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_suspend(adev); } static int uvd_v5_0_resume(void *handle) @@ -244,11 +236,7 @@ static int uvd_v5_0_resume(void *handle) if (r) return r; - r = uvd_v5_0_hw_init(adev); - if (r) - return r; - - return r; + return uvd_v5_0_hw_init(adev); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 5679a4249bd9..31db356476f8 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -134,11 +134,7 @@ static int uvd_v6_0_sw_fini(void *handle) if (r) return r; - r = amdgpu_uvd_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_sw_fini(adev); } /** @@ -230,11 +226,8 @@ static int uvd_v6_0_suspend(void *handle) return r; /* Skip this for APU for now */ - if (!(adev->flags & AMD_IS_APU)) { + if (!(adev->flags & AMD_IS_APU)) r = amdgpu_uvd_suspend(adev); - if (r) - return r; - } return r; } @@ -250,11 +243,7 @@ static int uvd_v6_0_resume(void *handle) if (r) return r; } - r = uvd_v6_0_hw_init(adev); - if (r) - return r; - - return r; + return uvd_v6_0_hw_init(adev); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c index 13f52e0af9b8..9bcf01469282 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c @@ -438,11 +438,7 @@ static int uvd_v7_0_sw_fini(void *handle) for (i = 0; i < adev->uvd.num_enc_rings; ++i) amdgpu_ring_fini(&adev->uvd.ring_enc[i]); - r = amdgpu_uvd_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_uvd_sw_fini(adev); } /** @@ -547,11 +543,8 @@ static int uvd_v7_0_suspend(void *handle) return r; /* Skip this for APU for now */ - if (!(adev->flags & AMD_IS_APU)) { + if (!(adev->flags & AMD_IS_APU)) r = amdgpu_uvd_suspend(adev); - if (r) - return r; - } return r; } @@ -567,11 +560,7 @@ static int uvd_v7_0_resume(void *handle) if (r) return r; } - r = uvd_v7_0_hw_init(adev); - if (r) - return r; - - return r; + return uvd_v7_0_hw_init(adev); } /** @@ -1045,6 +1034,7 @@ static void uvd_v7_0_vm_reg_wait(struct amdgpu_ring *ring, static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); uint32_t data0, data1, mask; unsigned eng = ring->idx; unsigned i; @@ -1055,7 +1045,6 @@ static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &ring->adev->vmhub[i]; - uint32_t req = hub->get_invalidate_req(vm_id); data0 = (hub->ctx0_ptb_addr_hi32 + vm_id * 2) << 2; data1 = upper_32_bits(pd_addr); @@ -1091,6 +1080,7 @@ static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring) static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned int vm_id, uint64_t pd_addr) { + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); unsigned eng = ring->idx; unsigned i; @@ -1100,7 +1090,6 @@ static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &ring->adev->vmhub[i]; - uint32_t req = hub->get_invalidate_req(vm_id); amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE); amdgpu_ring_write(ring, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index 49a6c45e65be..47f70827195b 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -451,11 +451,7 @@ static int vce_v2_0_sw_fini(void *handle) if (r) return r; - r = amdgpu_vce_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_vce_sw_fini(adev); } static int vce_v2_0_hw_init(void *handle) @@ -495,11 +491,7 @@ static int vce_v2_0_suspend(void *handle) if (r) return r; - r = amdgpu_vce_suspend(adev); - if (r) - return r; - - return r; + return amdgpu_vce_suspend(adev); } static int vce_v2_0_resume(void *handle) @@ -511,11 +503,7 @@ static int vce_v2_0_resume(void *handle) if (r) return r; - r = vce_v2_0_hw_init(adev); - if (r) - return r; - - return r; + return vce_v2_0_hw_init(adev); } static int vce_v2_0_soft_reset(void *handle) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index db0adac073c6..fb0819359909 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -417,11 +417,7 @@ static int vce_v3_0_sw_fini(void *handle) if (r) return r; - r = amdgpu_vce_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_vce_sw_fini(adev); } static int vce_v3_0_hw_init(void *handle) @@ -471,11 +467,7 @@ static int vce_v3_0_suspend(void *handle) if (r) return r; - r = amdgpu_vce_suspend(adev); - if (r) - return r; - - return r; + return amdgpu_vce_suspend(adev); } static int vce_v3_0_resume(void *handle) @@ -487,11 +479,7 @@ static int vce_v3_0_resume(void *handle) if (r) return r; - r = vce_v3_0_hw_init(adev); - if (r) - return r; - - return r; + return vce_v3_0_hw_init(adev); } static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c index becc5f744a98..edde5fe938d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c @@ -527,11 +527,7 @@ static int vce_v4_0_sw_fini(void *handle) if (r) return r; - r = amdgpu_vce_sw_fini(adev); - if (r) - return r; - - return r; + return amdgpu_vce_sw_fini(adev); } static int vce_v4_0_hw_init(void *handle) @@ -584,11 +580,7 @@ static int vce_v4_0_suspend(void *handle) if (r) return r; - r = amdgpu_vce_suspend(adev); - if (r) - return r; - - return r; + return amdgpu_vce_suspend(adev); } static int vce_v4_0_resume(void *handle) @@ -600,11 +592,7 @@ static int vce_v4_0_resume(void *handle) if (r) return r; - r = vce_v4_0_hw_init(adev); - if (r) - return r; - - return r; + return vce_v4_0_hw_init(adev); } static void vce_v4_0_mc_resume(struct amdgpu_device *adev) @@ -985,6 +973,7 @@ static void vce_v4_0_ring_insert_end(struct amdgpu_ring *ring) static void vce_v4_0_emit_vm_flush(struct amdgpu_ring *ring, unsigned int vm_id, uint64_t pd_addr) { + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); unsigned eng = ring->idx; unsigned i; @@ -994,7 +983,6 @@ static void vce_v4_0_emit_vm_flush(struct amdgpu_ring *ring, for (i = 0; i < AMDGPU_MAX_VMHUBS; ++i) { struct amdgpu_vmhub *hub = &ring->adev->vmhub[i]; - uint32_t req = hub->get_invalidate_req(vm_id); amdgpu_ring_write(ring, VCE_CMD_REG_WRITE); amdgpu_ring_write(ring, diff --git a/drivers/gpu/drm/amd/amdgpu/vid.h b/drivers/gpu/drm/amd/amdgpu/vid.h index b3a86e0e96e6..5f2ab9c1609a 100644 --- a/drivers/gpu/drm/amd/amdgpu/vid.h +++ b/drivers/gpu/drm/amd/amdgpu/vid.h @@ -362,7 +362,89 @@ #define PACKET3_WAIT_ON_DE_COUNTER_DIFF 0x88 #define PACKET3_SWITCH_BUFFER 0x8B #define PACKET3_SET_RESOURCES 0xA0 +/* 1. header + * 2. CONTROL + * 3. QUEUE_MASK_LO [31:0] + * 4. QUEUE_MASK_HI [31:0] + * 5. GWS_MASK_LO [31:0] + * 6. GWS_MASK_HI [31:0] + * 7. OAC_MASK [15:0] + * 8. GDS_HEAP_SIZE [16:11] | GDS_HEAP_BASE [5:0] + */ +# define PACKET3_SET_RESOURCES_VMID_MASK(x) ((x) << 0) +# define PACKET3_SET_RESOURCES_UNMAP_LATENTY(x) ((x) << 16) +# define PACKET3_SET_RESOURCES_QUEUE_TYPE(x) ((x) << 29) #define PACKET3_MAP_QUEUES 0xA2 +/* 1. header + * 2. CONTROL + * 3. CONTROL2 + * 4. MQD_ADDR_LO [31:0] + * 5. MQD_ADDR_HI [31:0] + * 6. WPTR_ADDR_LO [31:0] + * 7. WPTR_ADDR_HI [31:0] + */ +/* CONTROL */ +# define PACKET3_MAP_QUEUES_QUEUE_SEL(x) ((x) << 4) +# define PACKET3_MAP_QUEUES_VMID(x) ((x) << 8) +# define PACKET3_MAP_QUEUES_QUEUE_TYPE(x) ((x) << 21) +# define PACKET3_MAP_QUEUES_ALLOC_FORMAT(x) ((x) << 24) +# define PACKET3_MAP_QUEUES_ENGINE_SEL(x) ((x) << 26) +# define PACKET3_MAP_QUEUES_NUM_QUEUES(x) ((x) << 29) +/* CONTROL2 */ +# define PACKET3_MAP_QUEUES_CHECK_DISABLE(x) ((x) << 1) +# define PACKET3_MAP_QUEUES_DOORBELL_OFFSET(x) ((x) << 2) +# define PACKET3_MAP_QUEUES_QUEUE(x) ((x) << 26) +# define PACKET3_MAP_QUEUES_PIPE(x) ((x) << 29) +# define PACKET3_MAP_QUEUES_ME(x) ((x) << 31) +#define PACKET3_UNMAP_QUEUES 0xA3 +/* 1. header + * 2. CONTROL + * 3. CONTROL2 + * 4. CONTROL3 + * 5. CONTROL4 + * 6. CONTROL5 + */ +/* CONTROL */ +# define PACKET3_UNMAP_QUEUES_ACTION(x) ((x) << 0) + /* 0 - PREEMPT_QUEUES + * 1 - RESET_QUEUES + * 2 - DISABLE_PROCESS_QUEUES + * 3 - PREEMPT_QUEUES_NO_UNMAP + */ +# define PACKET3_UNMAP_QUEUES_QUEUE_SEL(x) ((x) << 4) +# define PACKET3_UNMAP_QUEUES_ENGINE_SEL(x) ((x) << 26) +# define PACKET3_UNMAP_QUEUES_NUM_QUEUES(x) ((x) << 29) +/* CONTROL2a */ +# define PACKET3_UNMAP_QUEUES_PASID(x) ((x) << 0) +/* CONTROL2b */ +# define PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(x) ((x) << 2) +/* CONTROL3a */ +# define PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET1(x) ((x) << 2) +/* CONTROL3b */ +# define PACKET3_UNMAP_QUEUES_RB_WPTR(x) ((x) << 0) +/* CONTROL4 */ +# define PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET2(x) ((x) << 2) +/* CONTROL5 */ +# define PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET3(x) ((x) << 2) +#define PACKET3_QUERY_STATUS 0xA4 +/* 1. header + * 2. CONTROL + * 3. CONTROL2 + * 4. ADDR_LO [31:0] + * 5. ADDR_HI [31:0] + * 6. DATA_LO [31:0] + * 7. DATA_HI [31:0] + */ +/* CONTROL */ +# define PACKET3_QUERY_STATUS_CONTEXT_ID(x) ((x) << 0) +# define PACKET3_QUERY_STATUS_INTERRUPT_SEL(x) ((x) << 28) +# define PACKET3_QUERY_STATUS_COMMAND(x) ((x) << 30) +/* CONTROL2a */ +# define PACKET3_QUERY_STATUS_PASID(x) ((x) << 0) +/* CONTROL2b */ +# define PACKET3_QUERY_STATUS_DOORBELL_OFFSET(x) ((x) << 2) +# define PACKET3_QUERY_STATUS_ENG_SEL(x) ((x) << 25) + #define VCE_CMD_NO_OP 0x00000000 #define VCE_CMD_END 0x00000001 diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index dfd4fe6f0578..9da5b0bb66d8 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -493,8 +493,10 @@ static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_event event_id, { enum amd_pm_state_type ps; - if (input == NULL) - return -EINVAL; + if (input == NULL) { + ret = -EINVAL; + break; + } ps = *(unsigned long *)input; data.requested_ui_label = power_state_convert(ps); @@ -539,15 +541,19 @@ static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) switch (state->classification.ui_label) { case PP_StateUILabel_Battery: pm_type = POWER_STATE_TYPE_BATTERY; + break; case PP_StateUILabel_Balanced: pm_type = POWER_STATE_TYPE_BALANCED; + break; case PP_StateUILabel_Performance: pm_type = POWER_STATE_TYPE_PERFORMANCE; + break; default: if (state->classification.flags & PP_StateClassificationFlag_Boot) pm_type = POWER_STATE_TYPE_INTERNAL_BOOT; else pm_type = POWER_STATE_TYPE_DEFAULT; + break; } mutex_unlock(&pp_handle->pp_lock); @@ -894,7 +900,7 @@ static int pp_dpm_set_sclk_od(void *handle, uint32_t value) mutex_lock(&pp_handle->pp_lock); ret = hwmgr->hwmgr_func->set_sclk_od(hwmgr, value); - mutex_lock(&pp_handle->pp_lock); + mutex_unlock(&pp_handle->pp_lock); return ret; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h index 8e53d3a5e725..6a907c93fd9c 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h @@ -250,6 +250,29 @@ typedef struct _ATOM_Vega10_Fan_Table { USHORT usFanStartTemperature; } ATOM_Vega10_Fan_Table; +typedef struct _ATOM_Vega10_Fan_Table_V2 { + UCHAR ucRevId; + USHORT usFanOutputSensitivity; + USHORT usFanAcousticLimitRpm; + USHORT usThrottlingRPM; + USHORT usTargetTemperature; + USHORT usMinimumPWMLimit; + USHORT usTargetGfxClk; + USHORT usFanGainEdge; + USHORT usFanGainHotspot; + USHORT usFanGainLiquid; + USHORT usFanGainVrVddc; + USHORT usFanGainVrMvdd; + USHORT usFanGainPlx; + USHORT usFanGainHbm; + UCHAR ucEnableZeroRPM; + USHORT usFanStopTemperature; + USHORT usFanStartTemperature; + UCHAR ucFanParameters; + UCHAR ucFanMinRPM; + UCHAR ucFanMaxRPM; +} ATOM_Vega10_Fan_Table_V2; + typedef struct _ATOM_Vega10_Thermal_Controller { UCHAR ucRevId; UCHAR ucType; /* one of ATOM_VEGA10_PP_THERMALCONTROLLER_*/ @@ -305,6 +328,33 @@ typedef struct _ATOM_Vega10_PowerTune_Table { USHORT usTemperatureLimitTedge; } ATOM_Vega10_PowerTune_Table; +typedef struct _ATOM_Vega10_PowerTune_Table_V2 +{ + UCHAR ucRevId; + USHORT usSocketPowerLimit; + USHORT usBatteryPowerLimit; + USHORT usSmallPowerLimit; + USHORT usTdcLimit; + USHORT usEdcLimit; + USHORT usSoftwareShutdownTemp; + USHORT usTemperatureLimitHotSpot; + USHORT usTemperatureLimitLiquid1; + USHORT usTemperatureLimitLiquid2; + USHORT usTemperatureLimitHBM; + USHORT usTemperatureLimitVrSoc; + USHORT usTemperatureLimitVrMem; + USHORT usTemperatureLimitPlx; + USHORT usLoadLineResistance; + UCHAR ucLiquid1_I2C_address; + UCHAR ucLiquid2_I2C_address; + UCHAR ucLiquid_I2C_Line; + UCHAR ucVr_I2C_address; + UCHAR ucVr_I2C_Line; + UCHAR ucPlx_I2C_address; + UCHAR ucPlx_I2C_Line; + USHORT usTemperatureLimitTedge; +} ATOM_Vega10_PowerTune_Table_V2; + typedef struct _ATOM_Vega10_Hard_Limit_Record { ULONG ulSOCCLKLimit; ULONG ulGFXCLKLimit; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c index 518634f995e7..8b55ae01132d 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c @@ -116,14 +116,16 @@ static int init_thermal_controller( const ATOM_Vega10_POWERPLAYTABLE *powerplay_table) { const ATOM_Vega10_Thermal_Controller *thermal_controller; - const ATOM_Vega10_Fan_Table *fan_table; + const Vega10_PPTable_Generic_SubTable_Header *header; + const ATOM_Vega10_Fan_Table *fan_table_v1; + const ATOM_Vega10_Fan_Table_V2 *fan_table_v2; thermal_controller = (ATOM_Vega10_Thermal_Controller *) (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usThermalControllerOffset)); PP_ASSERT_WITH_CODE((powerplay_table->usThermalControllerOffset != 0), - "Thermal controller table not set!", return -1); + "Thermal controller table not set!", return -EINVAL); hwmgr->thermal_controller.ucType = thermal_controller->ucType; hwmgr->thermal_controller.ucI2cLine = thermal_controller->ucI2cLine; @@ -142,6 +144,9 @@ static int init_thermal_controller( hwmgr->thermal_controller.fanInfo.ulMaxRPM = thermal_controller->ucFanMaxRPM * 100UL; + hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay + = 100000; + set_hw_cap( hwmgr, ATOM_VEGA10_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType, @@ -150,54 +155,101 @@ static int init_thermal_controller( if (!powerplay_table->usFanTableOffset) return 0; - fan_table = (const ATOM_Vega10_Fan_Table *) + header = (const Vega10_PPTable_Generic_SubTable_Header *) (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usFanTableOffset)); - PP_ASSERT_WITH_CODE((fan_table->ucRevId >= 8), - "Invalid Input Fan Table!", return -1); + if (header->ucRevId == 10) { + fan_table_v1 = (ATOM_Vega10_Fan_Table *)header; - hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay - = 100000; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_MicrocodeFanControl); - - hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity = - le16_to_cpu(fan_table->usFanOutputSensitivity); - hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = - le16_to_cpu(fan_table->usFanRPMMax); - hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit = - le16_to_cpu(fan_table->usThrottlingRPM); - hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit = - le32_to_cpu((uint32_t)(fan_table->usFanAcousticLimit)); - hwmgr->thermal_controller.advanceFanControlParameters.usTMax = - le16_to_cpu(fan_table->usTargetTemperature); - hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin = - le16_to_cpu(fan_table->usMinimumPWMLimit); - hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk = - le32_to_cpu((uint32_t)(fan_table->usTargetGfxClk)); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge = - le16_to_cpu(fan_table->usFanGainEdge); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot = - le16_to_cpu(fan_table->usFanGainHotspot); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid = - le16_to_cpu(fan_table->usFanGainLiquid); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc = - le16_to_cpu(fan_table->usFanGainVrVddc); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd = - le16_to_cpu(fan_table->usFanGainVrMvdd); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx = - le16_to_cpu(fan_table->usFanGainPlx); - hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm = - le16_to_cpu(fan_table->usFanGainHbm); - - hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM = - fan_table->ucEnableZeroRPM; - hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature = - le16_to_cpu(fan_table->usFanStopTemperature); - hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature = - le16_to_cpu(fan_table->usFanStartTemperature); + PP_ASSERT_WITH_CODE((fan_table_v1->ucRevId >= 8), + "Invalid Input Fan Table!", return -EINVAL); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MicrocodeFanControl); + + hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity = + le16_to_cpu(fan_table_v1->usFanOutputSensitivity); + hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = + le16_to_cpu(fan_table_v1->usFanRPMMax); + hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit = + le16_to_cpu(fan_table_v1->usThrottlingRPM); + hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit = + le16_to_cpu(fan_table_v1->usFanAcousticLimit); + hwmgr->thermal_controller.advanceFanControlParameters.usTMax = + le16_to_cpu(fan_table_v1->usTargetTemperature); + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin = + le16_to_cpu(fan_table_v1->usMinimumPWMLimit); + hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk = + le16_to_cpu(fan_table_v1->usTargetGfxClk); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge = + le16_to_cpu(fan_table_v1->usFanGainEdge); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot = + le16_to_cpu(fan_table_v1->usFanGainHotspot); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid = + le16_to_cpu(fan_table_v1->usFanGainLiquid); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc = + le16_to_cpu(fan_table_v1->usFanGainVrVddc); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd = + le16_to_cpu(fan_table_v1->usFanGainVrMvdd); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx = + le16_to_cpu(fan_table_v1->usFanGainPlx); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm = + le16_to_cpu(fan_table_v1->usFanGainHbm); + + hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM = + fan_table_v1->ucEnableZeroRPM; + hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature = + le16_to_cpu(fan_table_v1->usFanStopTemperature); + hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature = + le16_to_cpu(fan_table_v1->usFanStartTemperature); + } else if (header->ucRevId > 10) { + fan_table_v2 = (ATOM_Vega10_Fan_Table_V2 *)header; + + hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution = + fan_table_v2->ucFanParameters & ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK; + hwmgr->thermal_controller.fanInfo.ulMinRPM = fan_table_v2->ucFanMinRPM * 100UL; + hwmgr->thermal_controller.fanInfo.ulMaxRPM = fan_table_v2->ucFanMaxRPM * 100UL; + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MicrocodeFanControl); + + hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity = + le16_to_cpu(fan_table_v2->usFanOutputSensitivity); + hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = + fan_table_v2->ucFanMaxRPM * 100UL; + hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit = + le16_to_cpu(fan_table_v2->usThrottlingRPM); + hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit = + le16_to_cpu(fan_table_v2->usFanAcousticLimitRpm); + hwmgr->thermal_controller.advanceFanControlParameters.usTMax = + le16_to_cpu(fan_table_v2->usTargetTemperature); + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin = + le16_to_cpu(fan_table_v2->usMinimumPWMLimit); + hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk = + le16_to_cpu(fan_table_v2->usTargetGfxClk); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge = + le16_to_cpu(fan_table_v2->usFanGainEdge); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot = + le16_to_cpu(fan_table_v2->usFanGainHotspot); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid = + le16_to_cpu(fan_table_v2->usFanGainLiquid); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc = + le16_to_cpu(fan_table_v2->usFanGainVrVddc); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd = + le16_to_cpu(fan_table_v2->usFanGainVrMvdd); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx = + le16_to_cpu(fan_table_v2->usFanGainPlx); + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm = + le16_to_cpu(fan_table_v2->usFanGainHbm); + + hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM = + fan_table_v2->ucEnableZeroRPM; + hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature = + le16_to_cpu(fan_table_v2->usFanStopTemperature); + hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature = + le16_to_cpu(fan_table_v2->usFanStartTemperature); + } return 0; } @@ -261,6 +313,48 @@ static int get_mm_clock_voltage_table( return 0; } +static void get_scl_sda_value(uint8_t line, uint8_t *scl, uint8_t* sda) +{ + switch(line){ + case Vega10_I2CLineID_DDC1: + *scl = Vega10_I2C_DDC1CLK; + *sda = Vega10_I2C_DDC1DATA; + break; + case Vega10_I2CLineID_DDC2: + *scl = Vega10_I2C_DDC2CLK; + *sda = Vega10_I2C_DDC2DATA; + break; + case Vega10_I2CLineID_DDC3: + *scl = Vega10_I2C_DDC3CLK; + *sda = Vega10_I2C_DDC3DATA; + break; + case Vega10_I2CLineID_DDC4: + *scl = Vega10_I2C_DDC4CLK; + *sda = Vega10_I2C_DDC4DATA; + break; + case Vega10_I2CLineID_DDC5: + *scl = Vega10_I2C_DDC5CLK; + *sda = Vega10_I2C_DDC5DATA; + break; + case Vega10_I2CLineID_DDC6: + *scl = Vega10_I2C_DDC6CLK; + *sda = Vega10_I2C_DDC6DATA; + break; + case Vega10_I2CLineID_SCLSDA: + *scl = Vega10_I2C_SCL; + *sda = Vega10_I2C_SDA; + break; + case Vega10_I2CLineID_DDCVGA: + *scl = Vega10_I2C_DDCVGACLK; + *sda = Vega10_I2C_DDCVGADATA; + break; + default: + *scl = 0; + *sda = 0; + break; + } +} + static int get_tdp_table( struct pp_hwmgr *hwmgr, struct phm_tdp_table **info_tdp_table, @@ -268,59 +362,99 @@ static int get_tdp_table( { uint32_t table_size; struct phm_tdp_table *tdp_table; - - const ATOM_Vega10_PowerTune_Table *power_tune_table = - (ATOM_Vega10_PowerTune_Table *)table; - - table_size = sizeof(uint32_t) + sizeof(struct phm_cac_tdp_table); - hwmgr->dyn_state.cac_dtp_table = (struct phm_cac_tdp_table *) - kzalloc(table_size, GFP_KERNEL); - - if (!hwmgr->dyn_state.cac_dtp_table) - return -ENOMEM; + uint8_t scl; + uint8_t sda; + const ATOM_Vega10_PowerTune_Table *power_tune_table; + const ATOM_Vega10_PowerTune_Table_V2 *power_tune_table_v2; table_size = sizeof(uint32_t) + sizeof(struct phm_tdp_table); + tdp_table = kzalloc(table_size, GFP_KERNEL); - if (!tdp_table) { - kfree(hwmgr->dyn_state.cac_dtp_table); - hwmgr->dyn_state.cac_dtp_table = NULL; + if (!tdp_table) return -ENOMEM; - } - tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table->usSocketPowerLimit); - tdp_table->usTDC = le16_to_cpu(power_tune_table->usTdcLimit); - tdp_table->usEDCLimit = le16_to_cpu(power_tune_table->usEdcLimit); - tdp_table->usSoftwareShutdownTemp = - le16_to_cpu(power_tune_table->usSoftwareShutdownTemp); - tdp_table->usTemperatureLimitTedge = - le16_to_cpu(power_tune_table->usTemperatureLimitTedge); - tdp_table->usTemperatureLimitHotspot = - le16_to_cpu(power_tune_table->usTemperatureLimitHotSpot); - tdp_table->usTemperatureLimitLiquid1 = - le16_to_cpu(power_tune_table->usTemperatureLimitLiquid1); - tdp_table->usTemperatureLimitLiquid2 = - le16_to_cpu(power_tune_table->usTemperatureLimitLiquid2); - tdp_table->usTemperatureLimitHBM = - le16_to_cpu(power_tune_table->usTemperatureLimitHBM); - tdp_table->usTemperatureLimitVrVddc = - le16_to_cpu(power_tune_table->usTemperatureLimitVrSoc); - tdp_table->usTemperatureLimitVrMvdd = - le16_to_cpu(power_tune_table->usTemperatureLimitVrMem); - tdp_table->usTemperatureLimitPlx = - le16_to_cpu(power_tune_table->usTemperatureLimitPlx); - tdp_table->ucLiquid1_I2C_address = power_tune_table->ucLiquid1_I2C_address; - tdp_table->ucLiquid2_I2C_address = power_tune_table->ucLiquid2_I2C_address; - tdp_table->ucLiquid_I2C_Line = power_tune_table->ucLiquid_I2C_LineSCL; - tdp_table->ucLiquid_I2C_LineSDA = power_tune_table->ucLiquid_I2C_LineSDA; - tdp_table->ucVr_I2C_address = power_tune_table->ucVr_I2C_address; - tdp_table->ucVr_I2C_Line = power_tune_table->ucVr_I2C_LineSCL; - tdp_table->ucVr_I2C_LineSDA = power_tune_table->ucVr_I2C_LineSDA; - tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address; - tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL; - tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA; - - hwmgr->platform_descriptor.LoadLineSlope = power_tune_table->usLoadLineResistance; + if (table->ucRevId == 5) { + power_tune_table = (ATOM_Vega10_PowerTune_Table *)table; + tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table->usSocketPowerLimit); + tdp_table->usTDC = le16_to_cpu(power_tune_table->usTdcLimit); + tdp_table->usEDCLimit = le16_to_cpu(power_tune_table->usEdcLimit); + tdp_table->usSoftwareShutdownTemp = + le16_to_cpu(power_tune_table->usSoftwareShutdownTemp); + tdp_table->usTemperatureLimitTedge = + le16_to_cpu(power_tune_table->usTemperatureLimitTedge); + tdp_table->usTemperatureLimitHotspot = + le16_to_cpu(power_tune_table->usTemperatureLimitHotSpot); + tdp_table->usTemperatureLimitLiquid1 = + le16_to_cpu(power_tune_table->usTemperatureLimitLiquid1); + tdp_table->usTemperatureLimitLiquid2 = + le16_to_cpu(power_tune_table->usTemperatureLimitLiquid2); + tdp_table->usTemperatureLimitHBM = + le16_to_cpu(power_tune_table->usTemperatureLimitHBM); + tdp_table->usTemperatureLimitVrVddc = + le16_to_cpu(power_tune_table->usTemperatureLimitVrSoc); + tdp_table->usTemperatureLimitVrMvdd = + le16_to_cpu(power_tune_table->usTemperatureLimitVrMem); + tdp_table->usTemperatureLimitPlx = + le16_to_cpu(power_tune_table->usTemperatureLimitPlx); + tdp_table->ucLiquid1_I2C_address = power_tune_table->ucLiquid1_I2C_address; + tdp_table->ucLiquid2_I2C_address = power_tune_table->ucLiquid2_I2C_address; + tdp_table->ucLiquid_I2C_Line = power_tune_table->ucLiquid_I2C_LineSCL; + tdp_table->ucLiquid_I2C_LineSDA = power_tune_table->ucLiquid_I2C_LineSDA; + tdp_table->ucVr_I2C_address = power_tune_table->ucVr_I2C_address; + tdp_table->ucVr_I2C_Line = power_tune_table->ucVr_I2C_LineSCL; + tdp_table->ucVr_I2C_LineSDA = power_tune_table->ucVr_I2C_LineSDA; + tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address; + tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL; + tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA; + hwmgr->platform_descriptor.LoadLineSlope = power_tune_table->usLoadLineResistance; + } else { + power_tune_table_v2 = (ATOM_Vega10_PowerTune_Table_V2 *)table; + tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table_v2->usSocketPowerLimit); + tdp_table->usTDC = le16_to_cpu(power_tune_table_v2->usTdcLimit); + tdp_table->usEDCLimit = le16_to_cpu(power_tune_table_v2->usEdcLimit); + tdp_table->usSoftwareShutdownTemp = + le16_to_cpu(power_tune_table_v2->usSoftwareShutdownTemp); + tdp_table->usTemperatureLimitTedge = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitTedge); + tdp_table->usTemperatureLimitHotspot = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitHotSpot); + tdp_table->usTemperatureLimitLiquid1 = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid1); + tdp_table->usTemperatureLimitLiquid2 = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid2); + tdp_table->usTemperatureLimitHBM = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitHBM); + tdp_table->usTemperatureLimitVrVddc = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrSoc); + tdp_table->usTemperatureLimitVrMvdd = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrMem); + tdp_table->usTemperatureLimitPlx = + le16_to_cpu(power_tune_table_v2->usTemperatureLimitPlx); + tdp_table->ucLiquid1_I2C_address = power_tune_table_v2->ucLiquid1_I2C_address; + tdp_table->ucLiquid2_I2C_address = power_tune_table_v2->ucLiquid2_I2C_address; + + get_scl_sda_value(power_tune_table_v2->ucLiquid_I2C_Line, &scl, &sda); + + tdp_table->ucLiquid_I2C_Line = scl; + tdp_table->ucLiquid_I2C_LineSDA = sda; + + tdp_table->ucVr_I2C_address = power_tune_table_v2->ucVr_I2C_address; + + get_scl_sda_value(power_tune_table_v2->ucVr_I2C_Line, &scl, &sda); + + tdp_table->ucVr_I2C_Line = scl; + tdp_table->ucVr_I2C_LineSDA = sda; + tdp_table->ucPlx_I2C_address = power_tune_table_v2->ucPlx_I2C_address; + + get_scl_sda_value(power_tune_table_v2->ucPlx_I2C_Line, &scl, &sda); + + tdp_table->ucPlx_I2C_Line = scl; + tdp_table->ucPlx_I2C_LineSDA = sda; + + hwmgr->platform_descriptor.LoadLineSlope = + power_tune_table_v2->usLoadLineResistance; + } *info_tdp_table = tdp_table; @@ -836,7 +970,7 @@ static int init_dpm_2_parameters( (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usVddcLookupTableOffset)); result = get_vddc_lookup_table(hwmgr, - &pp_table_info->vddc_lookup_table, vddc_table, 16); + &pp_table_info->vddc_lookup_table, vddc_table, 8); } if (powerplay_table->usVddmemLookupTableOffset) { @@ -845,7 +979,7 @@ static int init_dpm_2_parameters( (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usVddmemLookupTableOffset)); result = get_vddc_lookup_table(hwmgr, - &pp_table_info->vddmem_lookup_table, vdd_mem_table, 16); + &pp_table_info->vddmem_lookup_table, vdd_mem_table, 4); } if (powerplay_table->usVddciLookupTableOffset) { @@ -854,7 +988,7 @@ static int init_dpm_2_parameters( (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usVddciLookupTableOffset)); result = get_vddc_lookup_table(hwmgr, - &pp_table_info->vddci_lookup_table, vddci_table, 16); + &pp_table_info->vddci_lookup_table, vddci_table, 4); } return result; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.h index 995d133ba6aa..d83ed2af7aa3 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.h @@ -26,6 +26,34 @@ #include "hwmgr.h" +enum Vega10_I2CLineID { + Vega10_I2CLineID_DDC1 = 0x90, + Vega10_I2CLineID_DDC2 = 0x91, + Vega10_I2CLineID_DDC3 = 0x92, + Vega10_I2CLineID_DDC4 = 0x93, + Vega10_I2CLineID_DDC5 = 0x94, + Vega10_I2CLineID_DDC6 = 0x95, + Vega10_I2CLineID_SCLSDA = 0x96, + Vega10_I2CLineID_DDCVGA = 0x97 +}; + +#define Vega10_I2C_DDC1DATA 0 +#define Vega10_I2C_DDC1CLK 1 +#define Vega10_I2C_DDC2DATA 2 +#define Vega10_I2C_DDC2CLK 3 +#define Vega10_I2C_DDC3DATA 4 +#define Vega10_I2C_DDC3CLK 5 +#define Vega10_I2C_SDA 40 +#define Vega10_I2C_SCL 41 +#define Vega10_I2C_DDC4DATA 65 +#define Vega10_I2C_DDC4CLK 66 +#define Vega10_I2C_DDC5DATA 0x48 +#define Vega10_I2C_DDC5CLK 0x49 +#define Vega10_I2C_DDC6DATA 0x4a +#define Vega10_I2C_DDC6CLK 0x4b +#define Vega10_I2C_DDCVGADATA 0x4c +#define Vega10_I2C_DDCVGACLK 0x4d + extern const struct pp_table_func vega10_pptable_funcs; extern int vega10_get_number_of_powerplay_table_entries(struct pp_hwmgr *hwmgr); extern int vega10_get_powerplay_table_entry(struct pp_hwmgr *hwmgr, uint32_t entry_index, diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu9_driver_if.h b/drivers/gpu/drm/amd/powerplay/inc/smu9_driver_if.h index aee021451d35..2037910adcb1 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/smu9_driver_if.h +++ b/drivers/gpu/drm/amd/powerplay/inc/smu9_driver_if.h @@ -30,7 +30,9 @@ * SMU TEAM: Always increment the interface version if * any structure is changed in this file */ -#define SMU9_DRIVER_IF_VERSION 0xa +#define SMU9_DRIVER_IF_VERSION 0xB + +#define PPTABLE_V10_SMU_VERSION 1 #define NUM_GFXCLK_DPM_LEVELS 8 #define NUM_UVD_DPM_LEVELS 8 @@ -87,6 +89,11 @@ typedef struct { int32_t a0; int32_t a1; int32_t a2; + + uint8_t a0_shift; + uint8_t a1_shift; + uint8_t a2_shift; + uint8_t padding; } GbVdroopTable_t; typedef struct { @@ -293,7 +300,9 @@ typedef struct { uint16_t Platform_sigma; uint16_t PSM_Age_CompFactor; - uint32_t Reserved[20]; + uint32_t DpmLevelPowerDelta; + + uint32_t Reserved[19]; /* Padding - ignore */ uint32_t MmHubPadding[7]; /* SMU internal use */ @@ -350,8 +359,8 @@ typedef struct { typedef struct { uint16_t avgPsmCount[30]; uint16_t minPsmCount[30]; - uint16_t avgPsmVoltage[30]; /* in mV with 2 fractional bits */ - uint16_t minPsmVoltage[30]; /* in mV with 2 fractional bits */ + float avgPsmVoltage[30]; + float minPsmVoltage[30]; uint32_t MmHubPadding[7]; /* SMU internal use */ } AvfsDebugTable_t; @@ -414,5 +423,45 @@ typedef struct { #define UCLK_SWITCH_SLOW 0 #define UCLK_SWITCH_FAST 1 +/* GFX DIDT Configuration */ +#define SQ_Enable_MASK 0x1 +#define SQ_IR_MASK 0x2 +#define SQ_PCC_MASK 0x4 +#define SQ_EDC_MASK 0x8 + +#define TCP_Enable_MASK 0x100 +#define TCP_IR_MASK 0x200 +#define TCP_PCC_MASK 0x400 +#define TCP_EDC_MASK 0x800 + +#define TD_Enable_MASK 0x10000 +#define TD_IR_MASK 0x20000 +#define TD_PCC_MASK 0x40000 +#define TD_EDC_MASK 0x80000 + +#define DB_Enable_MASK 0x1000000 +#define DB_IR_MASK 0x2000000 +#define DB_PCC_MASK 0x4000000 +#define DB_EDC_MASK 0x8000000 + +#define SQ_Enable_SHIFT 0 +#define SQ_IR_SHIFT 1 +#define SQ_PCC_SHIFT 2 +#define SQ_EDC_SHIFT 3 + +#define TCP_Enable_SHIFT 8 +#define TCP_IR_SHIFT 9 +#define TCP_PCC_SHIFT 10 +#define TCP_EDC_SHIFT 11 + +#define TD_Enable_SHIFT 16 +#define TD_IR_SHIFT 17 +#define TD_PCC_SHIFT 18 +#define TD_EDC_SHIFT 19 + +#define DB_Enable_SHIFT 24 +#define DB_IR_SHIFT 25 +#define DB_PCC_SHIFT 26 +#define DB_EDC_SHIFT 27 #endif diff --git a/drivers/gpu/drm/arm/malidp_crtc.c b/drivers/gpu/drm/arm/malidp_crtc.c index f9d665550d3e..9446a673d469 100644 --- a/drivers/gpu/drm/arm/malidp_crtc.c +++ b/drivers/gpu/drm/arm/malidp_crtc.c @@ -16,6 +16,7 @@ #include <drm/drm_crtc.h> #include <drm/drm_crtc_helper.h> #include <linux/clk.h> +#include <linux/pm_runtime.h> #include <video/videomode.h> #include "malidp_drv.h" @@ -35,13 +36,6 @@ static bool malidp_crtc_mode_fixup(struct drm_crtc *crtc, long rate, req_rate = mode->crtc_clock * 1000; if (req_rate) { - rate = clk_round_rate(hwdev->mclk, req_rate); - if (rate < req_rate) { - DRM_DEBUG_DRIVER("mclk clock unable to reach %d kHz\n", - mode->crtc_clock); - return false; - } - rate = clk_round_rate(hwdev->pxlclk, req_rate); if (rate != req_rate) { DRM_DEBUG_DRIVER("pxlclk doesn't support %ld Hz\n", @@ -58,9 +52,14 @@ static void malidp_crtc_enable(struct drm_crtc *crtc) struct malidp_drm *malidp = crtc_to_malidp_device(crtc); struct malidp_hw_device *hwdev = malidp->dev; struct videomode vm; + int err = pm_runtime_get_sync(crtc->dev->dev); - drm_display_mode_to_videomode(&crtc->state->adjusted_mode, &vm); + if (err < 0) { + DRM_DEBUG_DRIVER("Failed to enable runtime power management: %d\n", err); + return; + } + drm_display_mode_to_videomode(&crtc->state->adjusted_mode, &vm); clk_prepare_enable(hwdev->pxlclk); /* We rely on firmware to set mclk to a sensible level. */ @@ -75,10 +74,254 @@ static void malidp_crtc_disable(struct drm_crtc *crtc) { struct malidp_drm *malidp = crtc_to_malidp_device(crtc); struct malidp_hw_device *hwdev = malidp->dev; + int err; drm_crtc_vblank_off(crtc); hwdev->enter_config_mode(hwdev); clk_disable_unprepare(hwdev->pxlclk); + + err = pm_runtime_put(crtc->dev->dev); + if (err < 0) { + DRM_DEBUG_DRIVER("Failed to disable runtime power management: %d\n", err); + } +} + +static const struct gamma_curve_segment { + u16 start; + u16 end; +} segments[MALIDP_COEFFTAB_NUM_COEFFS] = { + /* sector 0 */ + { 0, 0 }, { 1, 1 }, { 2, 2 }, { 3, 3 }, + { 4, 4 }, { 5, 5 }, { 6, 6 }, { 7, 7 }, + { 8, 8 }, { 9, 9 }, { 10, 10 }, { 11, 11 }, + { 12, 12 }, { 13, 13 }, { 14, 14 }, { 15, 15 }, + /* sector 1 */ + { 16, 19 }, { 20, 23 }, { 24, 27 }, { 28, 31 }, + /* sector 2 */ + { 32, 39 }, { 40, 47 }, { 48, 55 }, { 56, 63 }, + /* sector 3 */ + { 64, 79 }, { 80, 95 }, { 96, 111 }, { 112, 127 }, + /* sector 4 */ + { 128, 159 }, { 160, 191 }, { 192, 223 }, { 224, 255 }, + /* sector 5 */ + { 256, 319 }, { 320, 383 }, { 384, 447 }, { 448, 511 }, + /* sector 6 */ + { 512, 639 }, { 640, 767 }, { 768, 895 }, { 896, 1023 }, + { 1024, 1151 }, { 1152, 1279 }, { 1280, 1407 }, { 1408, 1535 }, + { 1536, 1663 }, { 1664, 1791 }, { 1792, 1919 }, { 1920, 2047 }, + { 2048, 2175 }, { 2176, 2303 }, { 2304, 2431 }, { 2432, 2559 }, + { 2560, 2687 }, { 2688, 2815 }, { 2816, 2943 }, { 2944, 3071 }, + { 3072, 3199 }, { 3200, 3327 }, { 3328, 3455 }, { 3456, 3583 }, + { 3584, 3711 }, { 3712, 3839 }, { 3840, 3967 }, { 3968, 4095 }, +}; + +#define DE_COEFTAB_DATA(a, b) ((((a) & 0xfff) << 16) | (((b) & 0xfff))) + +static void malidp_generate_gamma_table(struct drm_property_blob *lut_blob, + u32 coeffs[MALIDP_COEFFTAB_NUM_COEFFS]) +{ + struct drm_color_lut *lut = (struct drm_color_lut *)lut_blob->data; + int i; + + for (i = 0; i < MALIDP_COEFFTAB_NUM_COEFFS; ++i) { + u32 a, b, delta_in, out_start, out_end; + + delta_in = segments[i].end - segments[i].start; + /* DP has 12-bit internal precision for its LUTs. */ + out_start = drm_color_lut_extract(lut[segments[i].start].green, + 12); + out_end = drm_color_lut_extract(lut[segments[i].end].green, 12); + a = (delta_in == 0) ? 0 : ((out_end - out_start) * 256) / delta_in; + b = out_start; + coeffs[i] = DE_COEFTAB_DATA(a, b); + } +} + +/* + * Check if there is a new gamma LUT and if it is of an acceptable size. Also, + * reject any LUTs that use distinct red, green, and blue curves. + */ +static int malidp_crtc_atomic_check_gamma(struct drm_crtc *crtc, + struct drm_crtc_state *state) +{ + struct malidp_crtc_state *mc = to_malidp_crtc_state(state); + struct drm_color_lut *lut; + size_t lut_size; + int i; + + if (!state->color_mgmt_changed || !state->gamma_lut) + return 0; + + if (crtc->state->gamma_lut && + (crtc->state->gamma_lut->base.id == state->gamma_lut->base.id)) + return 0; + + if (state->gamma_lut->length % sizeof(struct drm_color_lut)) + return -EINVAL; + + lut_size = state->gamma_lut->length / sizeof(struct drm_color_lut); + if (lut_size != MALIDP_GAMMA_LUT_SIZE) + return -EINVAL; + + lut = (struct drm_color_lut *)state->gamma_lut->data; + for (i = 0; i < lut_size; ++i) + if (!((lut[i].red == lut[i].green) && + (lut[i].red == lut[i].blue))) + return -EINVAL; + + if (!state->mode_changed) { + int ret; + + state->mode_changed = true; + /* + * Kerneldoc for drm_atomic_helper_check_modeset mandates that + * it be invoked when the driver sets ->mode_changed. Since + * changing the gamma LUT doesn't depend on any external + * resources, it is safe to call it only once. + */ + ret = drm_atomic_helper_check_modeset(crtc->dev, state->state); + if (ret) + return ret; + } + + malidp_generate_gamma_table(state->gamma_lut, mc->gamma_coeffs); + return 0; +} + +/* + * Check if there is a new CTM and if it contains valid input. Valid here means + * that the number is inside the representable range for a Q3.12 number, + * excluding truncating the fractional part of the input data. + * + * The COLORADJ registers can be changed atomically. + */ +static int malidp_crtc_atomic_check_ctm(struct drm_crtc *crtc, + struct drm_crtc_state *state) +{ + struct malidp_crtc_state *mc = to_malidp_crtc_state(state); + struct drm_color_ctm *ctm; + int i; + + if (!state->color_mgmt_changed) + return 0; + + if (!state->ctm) + return 0; + + if (crtc->state->ctm && (crtc->state->ctm->base.id == + state->ctm->base.id)) + return 0; + + /* + * The size of the ctm is checked in + * drm_atomic_replace_property_blob_from_id. + */ + ctm = (struct drm_color_ctm *)state->ctm->data; + for (i = 0; i < ARRAY_SIZE(ctm->matrix); ++i) { + /* Convert from S31.32 to Q3.12. */ + s64 val = ctm->matrix[i]; + u32 mag = ((((u64)val) & ~BIT_ULL(63)) >> 20) & + GENMASK_ULL(14, 0); + + /* + * Convert to 2s complement and check the destination's top bit + * for overflow. NB: Can't check before converting or it'd + * incorrectly reject the case: + * sign == 1 + * mag == 0x2000 + */ + if (val & BIT_ULL(63)) + mag = ~mag + 1; + if (!!(val & BIT_ULL(63)) != !!(mag & BIT(14))) + return -EINVAL; + mc->coloradj_coeffs[i] = mag; + } + + return 0; +} + +static int malidp_crtc_atomic_check_scaling(struct drm_crtc *crtc, + struct drm_crtc_state *state) +{ + struct malidp_drm *malidp = crtc_to_malidp_device(crtc); + struct malidp_hw_device *hwdev = malidp->dev; + struct malidp_crtc_state *cs = to_malidp_crtc_state(state); + struct malidp_se_config *s = &cs->scaler_config; + struct drm_plane *plane; + struct videomode vm; + const struct drm_plane_state *pstate; + u32 h_upscale_factor = 0; /* U16.16 */ + u32 v_upscale_factor = 0; /* U16.16 */ + u8 scaling = cs->scaled_planes_mask; + int ret; + + if (!scaling) { + s->scale_enable = false; + goto mclk_calc; + } + + /* The scaling engine can only handle one plane at a time. */ + if (scaling & (scaling - 1)) + return -EINVAL; + + drm_atomic_crtc_state_for_each_plane_state(plane, pstate, state) { + struct malidp_plane *mp = to_malidp_plane(plane); + u32 phase; + + if (!(mp->layer->id & scaling)) + continue; + + /* + * Convert crtc_[w|h] to U32.32, then divide by U16.16 src_[w|h] + * to get the U16.16 result. + */ + h_upscale_factor = div_u64((u64)pstate->crtc_w << 32, + pstate->src_w); + v_upscale_factor = div_u64((u64)pstate->crtc_h << 32, + pstate->src_h); + + s->enhancer_enable = ((h_upscale_factor >> 16) >= 2 || + (v_upscale_factor >> 16) >= 2); + + s->input_w = pstate->src_w >> 16; + s->input_h = pstate->src_h >> 16; + s->output_w = pstate->crtc_w; + s->output_h = pstate->crtc_h; + +#define SE_N_PHASE 4 +#define SE_SHIFT_N_PHASE 12 + /* Calculate initial_phase and delta_phase for horizontal. */ + phase = s->input_w; + s->h_init_phase = + ((phase << SE_N_PHASE) / s->output_w + 1) / 2; + + phase = s->input_w; + phase <<= (SE_SHIFT_N_PHASE + SE_N_PHASE); + s->h_delta_phase = phase / s->output_w; + + /* Same for vertical. */ + phase = s->input_h; + s->v_init_phase = + ((phase << SE_N_PHASE) / s->output_h + 1) / 2; + + phase = s->input_h; + phase <<= (SE_SHIFT_N_PHASE + SE_N_PHASE); + s->v_delta_phase = phase / s->output_h; +#undef SE_N_PHASE +#undef SE_SHIFT_N_PHASE + s->plane_src_id = mp->layer->id; + } + + s->scale_enable = true; + s->hcoeff = malidp_se_select_coeffs(h_upscale_factor); + s->vcoeff = malidp_se_select_coeffs(v_upscale_factor); + +mclk_calc: + drm_display_mode_to_videomode(&state->adjusted_mode, &vm); + ret = hwdev->se_calc_mclk(hwdev, s, &vm); + if (ret < 0) + return -EINVAL; + return 0; } static int malidp_crtc_atomic_check(struct drm_crtc *crtc, @@ -90,6 +333,7 @@ static int malidp_crtc_atomic_check(struct drm_crtc *crtc, const struct drm_plane_state *pstate; u32 rot_mem_free, rot_mem_usable; int rotated_planes = 0; + int ret; /* * check if there is enough rotation memory available for planes @@ -156,7 +400,11 @@ static int malidp_crtc_atomic_check(struct drm_crtc *crtc, } } - return 0; + ret = malidp_crtc_atomic_check_gamma(crtc, state); + ret = ret ? ret : malidp_crtc_atomic_check_ctm(crtc, state); + ret = ret ? ret : malidp_crtc_atomic_check_scaling(crtc, state); + + return ret; } static const struct drm_crtc_helper_funcs malidp_crtc_helper_funcs = { @@ -166,6 +414,60 @@ static const struct drm_crtc_helper_funcs malidp_crtc_helper_funcs = { .atomic_check = malidp_crtc_atomic_check, }; +static struct drm_crtc_state *malidp_crtc_duplicate_state(struct drm_crtc *crtc) +{ + struct malidp_crtc_state *state, *old_state; + + if (WARN_ON(!crtc->state)) + return NULL; + + old_state = to_malidp_crtc_state(crtc->state); + state = kmalloc(sizeof(*state), GFP_KERNEL); + if (!state) + return NULL; + + __drm_atomic_helper_crtc_duplicate_state(crtc, &state->base); + memcpy(state->gamma_coeffs, old_state->gamma_coeffs, + sizeof(state->gamma_coeffs)); + memcpy(state->coloradj_coeffs, old_state->coloradj_coeffs, + sizeof(state->coloradj_coeffs)); + memcpy(&state->scaler_config, &old_state->scaler_config, + sizeof(state->scaler_config)); + state->scaled_planes_mask = 0; + + return &state->base; +} + +static void malidp_crtc_reset(struct drm_crtc *crtc) +{ + struct malidp_crtc_state *state = NULL; + + if (crtc->state) { + state = to_malidp_crtc_state(crtc->state); + __drm_atomic_helper_crtc_destroy_state(crtc->state); + } + + kfree(state); + state = kzalloc(sizeof(*state), GFP_KERNEL); + if (state) { + crtc->state = &state->base; + crtc->state->crtc = crtc; + } +} + +static void malidp_crtc_destroy_state(struct drm_crtc *crtc, + struct drm_crtc_state *state) +{ + struct malidp_crtc_state *mali_state = NULL; + + if (state) { + mali_state = to_malidp_crtc_state(state); + __drm_atomic_helper_crtc_destroy_state(state); + } + + kfree(mali_state); +} + static int malidp_crtc_enable_vblank(struct drm_crtc *crtc) { struct malidp_drm *malidp = crtc_to_malidp_device(crtc); @@ -186,12 +488,13 @@ static void malidp_crtc_disable_vblank(struct drm_crtc *crtc) } static const struct drm_crtc_funcs malidp_crtc_funcs = { + .gamma_set = drm_atomic_helper_legacy_gamma_set, .destroy = drm_crtc_cleanup, .set_config = drm_atomic_helper_set_config, .page_flip = drm_atomic_helper_page_flip, - .reset = drm_atomic_helper_crtc_reset, - .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, + .reset = malidp_crtc_reset, + .atomic_duplicate_state = malidp_crtc_duplicate_state, + .atomic_destroy_state = malidp_crtc_destroy_state, .enable_vblank = malidp_crtc_enable_vblank, .disable_vblank = malidp_crtc_disable_vblank, }; @@ -223,11 +526,17 @@ int malidp_crtc_init(struct drm_device *drm) ret = drm_crtc_init_with_planes(drm, &malidp->crtc, primary, NULL, &malidp_crtc_funcs, NULL); + if (ret) + goto crtc_cleanup_planes; - if (!ret) { - drm_crtc_helper_add(&malidp->crtc, &malidp_crtc_helper_funcs); - return 0; - } + drm_crtc_helper_add(&malidp->crtc, &malidp_crtc_helper_funcs); + drm_mode_crtc_set_gamma_size(&malidp->crtc, MALIDP_GAMMA_LUT_SIZE); + /* No inverse-gamma: it is per-plane. */ + drm_crtc_enable_color_mgmt(&malidp->crtc, 0, true, MALIDP_GAMMA_LUT_SIZE); + + malidp_se_set_enh_coeffs(malidp->dev); + + return 0; crtc_cleanup_planes: malidp_de_planes_destroy(drm); diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 898c2b58e73d..0d3eb537d08b 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -13,9 +13,11 @@ #include <linux/module.h> #include <linux/clk.h> #include <linux/component.h> +#include <linux/console.h> #include <linux/of_device.h> #include <linux/of_graph.h> #include <linux/of_reserved_mem.h> +#include <linux/pm_runtime.h> #include <drm/drmP.h> #include <drm/drm_atomic.h> @@ -32,6 +34,131 @@ #define MALIDP_CONF_VALID_TIMEOUT 250 +static void malidp_write_gamma_table(struct malidp_hw_device *hwdev, + u32 data[MALIDP_COEFFTAB_NUM_COEFFS]) +{ + int i; + /* Update all channels with a single gamma curve. */ + const u32 gamma_write_mask = GENMASK(18, 16); + /* + * Always write an entire table, so the address field in + * DE_COEFFTAB_ADDR is 0 and we can use the gamma_write_mask bitmask + * directly. + */ + malidp_hw_write(hwdev, gamma_write_mask, + hwdev->map.coeffs_base + MALIDP_COEF_TABLE_ADDR); + for (i = 0; i < MALIDP_COEFFTAB_NUM_COEFFS; ++i) + malidp_hw_write(hwdev, data[i], + hwdev->map.coeffs_base + + MALIDP_COEF_TABLE_DATA); +} + +static void malidp_atomic_commit_update_gamma(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct malidp_drm *malidp = crtc_to_malidp_device(crtc); + struct malidp_hw_device *hwdev = malidp->dev; + + if (!crtc->state->color_mgmt_changed) + return; + + if (!crtc->state->gamma_lut) { + malidp_hw_clearbits(hwdev, + MALIDP_DISP_FUNC_GAMMA, + MALIDP_DE_DISPLAY_FUNC); + } else { + struct malidp_crtc_state *mc = + to_malidp_crtc_state(crtc->state); + + if (!old_state->gamma_lut || (crtc->state->gamma_lut->base.id != + old_state->gamma_lut->base.id)) + malidp_write_gamma_table(hwdev, mc->gamma_coeffs); + + malidp_hw_setbits(hwdev, MALIDP_DISP_FUNC_GAMMA, + MALIDP_DE_DISPLAY_FUNC); + } +} + +static +void malidp_atomic_commit_update_coloradj(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct malidp_drm *malidp = crtc_to_malidp_device(crtc); + struct malidp_hw_device *hwdev = malidp->dev; + int i; + + if (!crtc->state->color_mgmt_changed) + return; + + if (!crtc->state->ctm) { + malidp_hw_clearbits(hwdev, MALIDP_DISP_FUNC_CADJ, + MALIDP_DE_DISPLAY_FUNC); + } else { + struct malidp_crtc_state *mc = + to_malidp_crtc_state(crtc->state); + + if (!old_state->ctm || (crtc->state->ctm->base.id != + old_state->ctm->base.id)) + for (i = 0; i < MALIDP_COLORADJ_NUM_COEFFS; ++i) + malidp_hw_write(hwdev, + mc->coloradj_coeffs[i], + hwdev->map.coeffs_base + + MALIDP_COLOR_ADJ_COEF + 4 * i); + + malidp_hw_setbits(hwdev, MALIDP_DISP_FUNC_CADJ, + MALIDP_DE_DISPLAY_FUNC); + } +} + +static void malidp_atomic_commit_se_config(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct malidp_crtc_state *cs = to_malidp_crtc_state(crtc->state); + struct malidp_crtc_state *old_cs = to_malidp_crtc_state(old_state); + struct malidp_drm *malidp = crtc_to_malidp_device(crtc); + struct malidp_hw_device *hwdev = malidp->dev; + struct malidp_se_config *s = &cs->scaler_config; + struct malidp_se_config *old_s = &old_cs->scaler_config; + u32 se_control = hwdev->map.se_base + + ((hwdev->map.features & MALIDP_REGMAP_HAS_CLEARIRQ) ? + 0x10 : 0xC); + u32 layer_control = se_control + MALIDP_SE_LAYER_CONTROL; + u32 scr = se_control + MALIDP_SE_SCALING_CONTROL; + u32 val; + + /* Set SE_CONTROL */ + if (!s->scale_enable) { + val = malidp_hw_read(hwdev, se_control); + val &= ~MALIDP_SE_SCALING_EN; + malidp_hw_write(hwdev, val, se_control); + return; + } + + hwdev->se_set_scaling_coeffs(hwdev, s, old_s); + val = malidp_hw_read(hwdev, se_control); + val |= MALIDP_SE_SCALING_EN | MALIDP_SE_ALPHA_EN; + + val &= ~MALIDP_SE_ENH(MALIDP_SE_ENH_MASK); + val |= s->enhancer_enable ? MALIDP_SE_ENH(3) : 0; + + val |= MALIDP_SE_RGBO_IF_EN; + malidp_hw_write(hwdev, val, se_control); + + /* Set IN_SIZE & OUT_SIZE. */ + val = MALIDP_SE_SET_V_SIZE(s->input_h) | + MALIDP_SE_SET_H_SIZE(s->input_w); + malidp_hw_write(hwdev, val, layer_control + MALIDP_SE_L0_IN_SIZE); + val = MALIDP_SE_SET_V_SIZE(s->output_h) | + MALIDP_SE_SET_H_SIZE(s->output_w); + malidp_hw_write(hwdev, val, layer_control + MALIDP_SE_L0_OUT_SIZE); + + /* Set phase regs. */ + malidp_hw_write(hwdev, s->h_init_phase, scr + MALIDP_SE_H_INIT_PH); + malidp_hw_write(hwdev, s->h_delta_phase, scr + MALIDP_SE_H_DELTA_PH); + malidp_hw_write(hwdev, s->v_init_phase, scr + MALIDP_SE_V_INIT_PH); + malidp_hw_write(hwdev, s->v_delta_phase, scr + MALIDP_SE_V_DELTA_PH); +} + /* * set the "config valid" bit and wait until the hardware acts on it */ @@ -66,10 +193,12 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state) struct drm_pending_vblank_event *event; struct drm_device *drm = state->dev; struct malidp_drm *malidp = drm->dev_private; - int ret = malidp_set_and_wait_config_valid(drm); - if (ret) - DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n"); + if (malidp->crtc.enabled) { + /* only set config_valid if the CRTC is enabled */ + if (malidp_set_and_wait_config_valid(drm)) + DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n"); + } event = malidp->crtc.state->event; if (event) { @@ -88,15 +217,30 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state) static void malidp_atomic_commit_tail(struct drm_atomic_state *state) { struct drm_device *drm = state->dev; + struct drm_crtc *crtc; + struct drm_crtc_state *old_crtc_state; + int i; + + pm_runtime_get_sync(drm->dev); drm_atomic_helper_commit_modeset_disables(drm, state); - drm_atomic_helper_commit_modeset_enables(drm, state); + + for_each_crtc_in_state(state, crtc, old_crtc_state, i) { + malidp_atomic_commit_update_gamma(crtc, old_crtc_state); + malidp_atomic_commit_update_coloradj(crtc, old_crtc_state); + malidp_atomic_commit_se_config(crtc, old_crtc_state); + } + drm_atomic_helper_commit_planes(drm, state, 0); + drm_atomic_helper_commit_modeset_enables(drm, state); + malidp_atomic_commit_hw_done(state); drm_atomic_helper_wait_for_vblanks(drm, state); + pm_runtime_put(drm->dev); + drm_atomic_helper_cleanup_planes(drm, state); } @@ -277,8 +421,65 @@ static bool malidp_has_sufficient_address_space(const struct resource *res, return true; } +static ssize_t core_id_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct malidp_drm *malidp = drm->dev_private; + + return snprintf(buf, PAGE_SIZE, "%08x\n", malidp->core_id); +} + +DEVICE_ATTR_RO(core_id); + +static int malidp_init_sysfs(struct device *dev) +{ + int ret = device_create_file(dev, &dev_attr_core_id); + + if (ret) + DRM_ERROR("failed to create device file for core_id\n"); + + return ret; +} + +static void malidp_fini_sysfs(struct device *dev) +{ + device_remove_file(dev, &dev_attr_core_id); +} + #define MAX_OUTPUT_CHANNELS 3 +static int malidp_runtime_pm_suspend(struct device *dev) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct malidp_drm *malidp = drm->dev_private; + struct malidp_hw_device *hwdev = malidp->dev; + + /* we can only suspend if the hardware is in config mode */ + WARN_ON(!hwdev->in_config_mode(hwdev)); + + hwdev->pm_suspended = true; + clk_disable_unprepare(hwdev->mclk); + clk_disable_unprepare(hwdev->aclk); + clk_disable_unprepare(hwdev->pclk); + + return 0; +} + +static int malidp_runtime_pm_resume(struct device *dev) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct malidp_drm *malidp = drm->dev_private; + struct malidp_hw_device *hwdev = malidp->dev; + + clk_prepare_enable(hwdev->pclk); + clk_prepare_enable(hwdev->aclk); + clk_prepare_enable(hwdev->mclk); + hwdev->pm_suspended = false; + + return 0; +} + static int malidp_bind(struct device *dev) { struct resource *res; @@ -307,7 +508,6 @@ static int malidp_bind(struct device *dev) memcpy(hwdev, of_device_get_match_data(dev), sizeof(*hwdev)); malidp->dev = hwdev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); hwdev->regs = devm_ioremap_resource(dev, res); if (IS_ERR(hwdev->regs)) @@ -340,14 +540,17 @@ static int malidp_bind(struct device *dev) goto alloc_fail; } - /* Enable APB clock in order to get access to the registers */ - clk_prepare_enable(hwdev->pclk); - /* - * Enable AXI clock and main clock so that prefetch can start once - * the registers are set - */ - clk_prepare_enable(hwdev->aclk); - clk_prepare_enable(hwdev->mclk); + drm->dev_private = malidp; + dev_set_drvdata(dev, drm); + + /* Enable power management */ + pm_runtime_enable(dev); + + /* Resume device to enable the clocks */ + if (pm_runtime_enabled(dev)) + pm_runtime_get_sync(dev); + else + malidp_runtime_pm_resume(dev); dev_id = of_match_device(malidp_drm_of_match, dev); if (!dev_id) { @@ -376,6 +579,8 @@ static int malidp_bind(struct device *dev) DRM_INFO("found ARM Mali-DP%3x version r%dp%d\n", version >> 16, (version >> 12) & 0xf, (version >> 8) & 0xf); + malidp->core_id = version; + /* set the number of lines used for output of RGB data */ ret = of_property_read_u8_array(dev->of_node, "arm,malidp-output-port-lines", @@ -387,13 +592,15 @@ static int malidp_bind(struct device *dev) out_depth = (out_depth << 8) | (output_width[i] & 0xf); malidp_hw_write(hwdev, out_depth, hwdev->map.out_depth_base); - drm->dev_private = malidp; - dev_set_drvdata(dev, drm); atomic_set(&malidp->config_valid, 0); init_waitqueue_head(&malidp->wq); ret = malidp_init(drm); if (ret < 0) + goto query_hw_fail; + + ret = malidp_init_sysfs(dev); + if (ret) goto init_fail; /* Set the CRTC's port so that the encoder component can find it */ @@ -416,6 +623,7 @@ static int malidp_bind(struct device *dev) DRM_ERROR("failed to initialise vblank\n"); goto vblank_fail; } + pm_runtime_put(dev); drm_mode_config_reset(drm); @@ -441,7 +649,9 @@ register_fail: drm_fbdev_cma_fini(malidp->fbdev); malidp->fbdev = NULL; } + drm_kms_helper_poll_fini(drm); fbdev_fail: + pm_runtime_get_sync(dev); drm_vblank_cleanup(drm); vblank_fail: malidp_se_irq_fini(drm); @@ -452,14 +662,17 @@ irq_init_fail: bind_fail: of_node_put(malidp->crtc.port); malidp->crtc.port = NULL; - malidp_fini(drm); init_fail: + malidp_fini_sysfs(dev); + malidp_fini(drm); +query_hw_fail: + pm_runtime_put(dev); + if (pm_runtime_enabled(dev)) + pm_runtime_disable(dev); + else + malidp_runtime_pm_suspend(dev); drm->dev_private = NULL; dev_set_drvdata(dev, NULL); -query_hw_fail: - clk_disable_unprepare(hwdev->mclk); - clk_disable_unprepare(hwdev->aclk); - clk_disable_unprepare(hwdev->pclk); drm_dev_unref(drm); alloc_fail: of_reserved_mem_device_release(dev); @@ -471,7 +684,6 @@ static void malidp_unbind(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); struct malidp_drm *malidp = drm->dev_private; - struct malidp_hw_device *hwdev = malidp->dev; drm_dev_unregister(drm); if (malidp->fbdev) { @@ -479,18 +691,22 @@ static void malidp_unbind(struct device *dev) malidp->fbdev = NULL; } drm_kms_helper_poll_fini(drm); + pm_runtime_get_sync(dev); + drm_vblank_cleanup(drm); malidp_se_irq_fini(drm); malidp_de_irq_fini(drm); - drm_vblank_cleanup(drm); component_unbind_all(dev, drm); of_node_put(malidp->crtc.port); malidp->crtc.port = NULL; + malidp_fini_sysfs(dev); malidp_fini(drm); + pm_runtime_put(dev); + if (pm_runtime_enabled(dev)) + pm_runtime_disable(dev); + else + malidp_runtime_pm_suspend(dev); drm->dev_private = NULL; dev_set_drvdata(dev, NULL); - clk_disable_unprepare(hwdev->mclk); - clk_disable_unprepare(hwdev->aclk); - clk_disable_unprepare(hwdev->pclk); drm_dev_unref(drm); of_reserved_mem_device_release(dev); } @@ -533,11 +749,52 @@ static int malidp_platform_remove(struct platform_device *pdev) return 0; } +static int __maybe_unused malidp_pm_suspend(struct device *dev) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct malidp_drm *malidp = drm->dev_private; + + drm_kms_helper_poll_disable(drm); + console_lock(); + drm_fbdev_cma_set_suspend(malidp->fbdev, 1); + console_unlock(); + malidp->pm_state = drm_atomic_helper_suspend(drm); + if (IS_ERR(malidp->pm_state)) { + console_lock(); + drm_fbdev_cma_set_suspend(malidp->fbdev, 0); + console_unlock(); + drm_kms_helper_poll_enable(drm); + return PTR_ERR(malidp->pm_state); + } + + return 0; +} + +static int __maybe_unused malidp_pm_resume(struct device *dev) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct malidp_drm *malidp = drm->dev_private; + + drm_atomic_helper_resume(drm, malidp->pm_state); + console_lock(); + drm_fbdev_cma_set_suspend(malidp->fbdev, 0); + console_unlock(); + drm_kms_helper_poll_enable(drm); + + return 0; +} + +static const struct dev_pm_ops malidp_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(malidp_pm_suspend, malidp_pm_resume) \ + SET_RUNTIME_PM_OPS(malidp_runtime_pm_suspend, malidp_runtime_pm_resume, NULL) +}; + static struct platform_driver malidp_platform_driver = { .probe = malidp_platform_probe, .remove = malidp_platform_remove, .driver = { .name = "mali-dp", + .pm = &malidp_pm_ops, .of_match_table = malidp_drm_of_match, }, }; diff --git a/drivers/gpu/drm/arm/malidp_drv.h b/drivers/gpu/drm/arm/malidp_drv.h index dbc617c6e4ef..040311ffcaec 100644 --- a/drivers/gpu/drm/arm/malidp_drv.h +++ b/drivers/gpu/drm/arm/malidp_drv.h @@ -24,6 +24,8 @@ struct malidp_drm { struct drm_crtc crtc; wait_queue_head_t wq; atomic_t config_valid; + struct drm_atomic_state *pm_state; + u32 core_id; }; #define crtc_to_malidp_device(x) container_of(x, struct malidp_drm, crtc) @@ -47,6 +49,17 @@ struct malidp_plane_state { #define to_malidp_plane(x) container_of(x, struct malidp_plane, base) #define to_malidp_plane_state(x) container_of(x, struct malidp_plane_state, base) +struct malidp_crtc_state { + struct drm_crtc_state base; + u32 gamma_coeffs[MALIDP_COEFFTAB_NUM_COEFFS]; + u32 coloradj_coeffs[MALIDP_COLORADJ_NUM_COEFFS]; + struct malidp_se_config scaler_config; + /* Bitfield of all the planes that have requested a scaled output. */ + u8 scaled_planes_mask; +}; + +#define to_malidp_crtc_state(x) container_of(x, struct malidp_crtc_state, base) + int malidp_de_planes_init(struct drm_device *drm); void malidp_de_planes_destroy(struct drm_device *drm); int malidp_crtc_init(struct drm_device *drm); diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c index 9f5513006eee..28360b8542f7 100644 --- a/drivers/gpu/drm/arm/malidp_hw.c +++ b/drivers/gpu/drm/arm/malidp_hw.c @@ -12,6 +12,7 @@ * in an attempt to provide to the rest of the driver code a unified view */ +#include <linux/clk.h> #include <linux/types.h> #include <linux/io.h> #include <drm/drmP.h> @@ -86,6 +87,80 @@ static const struct malidp_layer malidp550_layers[] = { { DE_SMART, MALIDP550_DE_LS_BASE, MALIDP550_DE_LS_PTR_BASE, MALIDP550_DE_LS_R1_STRIDE }, }; +#define SE_N_SCALING_COEFFS 96 +static const u16 dp500_se_scaling_coeffs[][SE_N_SCALING_COEFFS] = { + [MALIDP_UPSCALING_COEFFS - 1] = { + 0x0000, 0x0001, 0x0007, 0x0011, 0x001e, 0x002e, 0x003f, 0x0052, + 0x0064, 0x0073, 0x007d, 0x0080, 0x007a, 0x006c, 0x0053, 0x002f, + 0x0000, 0x3fc6, 0x3f83, 0x3f39, 0x3eea, 0x3e9b, 0x3e4f, 0x3e0a, + 0x3dd4, 0x3db0, 0x3da2, 0x3db1, 0x3dde, 0x3e2f, 0x3ea5, 0x3f40, + 0x0000, 0x00e5, 0x01ee, 0x0315, 0x0456, 0x05aa, 0x0709, 0x086c, + 0x09c9, 0x0b15, 0x0c4a, 0x0d5d, 0x0e4a, 0x0f06, 0x0f91, 0x0fe5, + 0x1000, 0x0fe5, 0x0f91, 0x0f06, 0x0e4a, 0x0d5d, 0x0c4a, 0x0b15, + 0x09c9, 0x086c, 0x0709, 0x05aa, 0x0456, 0x0315, 0x01ee, 0x00e5, + 0x0000, 0x3f40, 0x3ea5, 0x3e2f, 0x3dde, 0x3db1, 0x3da2, 0x3db0, + 0x3dd4, 0x3e0a, 0x3e4f, 0x3e9b, 0x3eea, 0x3f39, 0x3f83, 0x3fc6, + 0x0000, 0x002f, 0x0053, 0x006c, 0x007a, 0x0080, 0x007d, 0x0073, + 0x0064, 0x0052, 0x003f, 0x002e, 0x001e, 0x0011, 0x0007, 0x0001 + }, + [MALIDP_DOWNSCALING_1_5_COEFFS - 1] = { + 0x0059, 0x004f, 0x0041, 0x002e, 0x0016, 0x3ffb, 0x3fd9, 0x3fb4, + 0x3f8c, 0x3f62, 0x3f36, 0x3f09, 0x3edd, 0x3eb3, 0x3e8d, 0x3e6c, + 0x3e52, 0x3e3f, 0x3e35, 0x3e37, 0x3e46, 0x3e61, 0x3e8c, 0x3ec5, + 0x3f0f, 0x3f68, 0x3fd1, 0x004a, 0x00d3, 0x0169, 0x020b, 0x02b8, + 0x036e, 0x042d, 0x04f2, 0x05b9, 0x0681, 0x0745, 0x0803, 0x08ba, + 0x0965, 0x0a03, 0x0a91, 0x0b0d, 0x0b75, 0x0bc6, 0x0c00, 0x0c20, + 0x0c28, 0x0c20, 0x0c00, 0x0bc6, 0x0b75, 0x0b0d, 0x0a91, 0x0a03, + 0x0965, 0x08ba, 0x0803, 0x0745, 0x0681, 0x05b9, 0x04f2, 0x042d, + 0x036e, 0x02b8, 0x020b, 0x0169, 0x00d3, 0x004a, 0x3fd1, 0x3f68, + 0x3f0f, 0x3ec5, 0x3e8c, 0x3e61, 0x3e46, 0x3e37, 0x3e35, 0x3e3f, + 0x3e52, 0x3e6c, 0x3e8d, 0x3eb3, 0x3edd, 0x3f09, 0x3f36, 0x3f62, + 0x3f8c, 0x3fb4, 0x3fd9, 0x3ffb, 0x0016, 0x002e, 0x0041, 0x004f + }, + [MALIDP_DOWNSCALING_2_COEFFS - 1] = { + 0x3f19, 0x3f03, 0x3ef0, 0x3edf, 0x3ed0, 0x3ec5, 0x3ebd, 0x3eb9, + 0x3eb9, 0x3ebf, 0x3eca, 0x3ed9, 0x3eef, 0x3f0a, 0x3f2c, 0x3f52, + 0x3f7f, 0x3fb0, 0x3fe8, 0x0026, 0x006a, 0x00b4, 0x0103, 0x0158, + 0x01b1, 0x020d, 0x026c, 0x02cd, 0x032f, 0x0392, 0x03f4, 0x0455, + 0x04b4, 0x051e, 0x0585, 0x05eb, 0x064c, 0x06a8, 0x06fe, 0x074e, + 0x0796, 0x07d5, 0x080c, 0x0839, 0x085c, 0x0875, 0x0882, 0x0887, + 0x0881, 0x0887, 0x0882, 0x0875, 0x085c, 0x0839, 0x080c, 0x07d5, + 0x0796, 0x074e, 0x06fe, 0x06a8, 0x064c, 0x05eb, 0x0585, 0x051e, + 0x04b4, 0x0455, 0x03f4, 0x0392, 0x032f, 0x02cd, 0x026c, 0x020d, + 0x01b1, 0x0158, 0x0103, 0x00b4, 0x006a, 0x0026, 0x3fe8, 0x3fb0, + 0x3f7f, 0x3f52, 0x3f2c, 0x3f0a, 0x3eef, 0x3ed9, 0x3eca, 0x3ebf, + 0x3eb9, 0x3eb9, 0x3ebd, 0x3ec5, 0x3ed0, 0x3edf, 0x3ef0, 0x3f03 + }, + [MALIDP_DOWNSCALING_2_75_COEFFS - 1] = { + 0x3f51, 0x3f60, 0x3f71, 0x3f84, 0x3f98, 0x3faf, 0x3fc8, 0x3fe3, + 0x0000, 0x001f, 0x0040, 0x0064, 0x008a, 0x00b1, 0x00da, 0x0106, + 0x0133, 0x0160, 0x018e, 0x01bd, 0x01ec, 0x021d, 0x024e, 0x0280, + 0x02b2, 0x02e4, 0x0317, 0x0349, 0x037c, 0x03ad, 0x03df, 0x0410, + 0x0440, 0x0468, 0x048f, 0x04b3, 0x04d6, 0x04f8, 0x0516, 0x0533, + 0x054e, 0x0566, 0x057c, 0x0590, 0x05a0, 0x05ae, 0x05ba, 0x05c3, + 0x05c9, 0x05c3, 0x05ba, 0x05ae, 0x05a0, 0x0590, 0x057c, 0x0566, + 0x054e, 0x0533, 0x0516, 0x04f8, 0x04d6, 0x04b3, 0x048f, 0x0468, + 0x0440, 0x0410, 0x03df, 0x03ad, 0x037c, 0x0349, 0x0317, 0x02e4, + 0x02b2, 0x0280, 0x024e, 0x021d, 0x01ec, 0x01bd, 0x018e, 0x0160, + 0x0133, 0x0106, 0x00da, 0x00b1, 0x008a, 0x0064, 0x0040, 0x001f, + 0x0000, 0x3fe3, 0x3fc8, 0x3faf, 0x3f98, 0x3f84, 0x3f71, 0x3f60 + }, + [MALIDP_DOWNSCALING_4_COEFFS - 1] = { + 0x0094, 0x00a9, 0x00be, 0x00d4, 0x00ea, 0x0101, 0x0118, 0x012f, + 0x0148, 0x0160, 0x017a, 0x0193, 0x01ae, 0x01c8, 0x01e4, 0x01ff, + 0x021c, 0x0233, 0x024a, 0x0261, 0x0278, 0x028f, 0x02a6, 0x02bd, + 0x02d4, 0x02eb, 0x0302, 0x0319, 0x032f, 0x0346, 0x035d, 0x0374, + 0x038a, 0x0397, 0x03a3, 0x03af, 0x03bb, 0x03c6, 0x03d1, 0x03db, + 0x03e4, 0x03ed, 0x03f6, 0x03fe, 0x0406, 0x040d, 0x0414, 0x041a, + 0x0420, 0x041a, 0x0414, 0x040d, 0x0406, 0x03fe, 0x03f6, 0x03ed, + 0x03e4, 0x03db, 0x03d1, 0x03c6, 0x03bb, 0x03af, 0x03a3, 0x0397, + 0x038a, 0x0374, 0x035d, 0x0346, 0x032f, 0x0319, 0x0302, 0x02eb, + 0x02d4, 0x02bd, 0x02a6, 0x028f, 0x0278, 0x0261, 0x024a, 0x0233, + 0x021c, 0x01ff, 0x01e4, 0x01c8, 0x01ae, 0x0193, 0x017a, 0x0160, + 0x0148, 0x012f, 0x0118, 0x0101, 0x00ea, 0x00d4, 0x00be, 0x00a9 + }, +}; + #define MALIDP_DE_DEFAULT_PREFETCH_START 5 static int malidp500_query_hw(struct malidp_hw_device *hwdev) @@ -211,6 +286,88 @@ static int malidp500_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 return w * drm_format_plane_cpp(fmt, 0) * 8; } +static void malidp500_se_write_pp_coefftab(struct malidp_hw_device *hwdev, + u32 direction, + u16 addr, + u8 coeffs_id) +{ + int i; + u16 scaling_control = MALIDP500_SE_CONTROL + MALIDP_SE_SCALING_CONTROL; + + malidp_hw_write(hwdev, + direction | (addr & MALIDP_SE_COEFFTAB_ADDR_MASK), + scaling_control + MALIDP_SE_COEFFTAB_ADDR); + for (i = 0; i < ARRAY_SIZE(dp500_se_scaling_coeffs); ++i) + malidp_hw_write(hwdev, MALIDP_SE_SET_COEFFTAB_DATA( + dp500_se_scaling_coeffs[coeffs_id][i]), + scaling_control + MALIDP_SE_COEFFTAB_DATA); +} + +static int malidp500_se_set_scaling_coeffs(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct malidp_se_config *old_config) +{ + /* Get array indices into dp500_se_scaling_coeffs. */ + u8 h = (u8)se_config->hcoeff - 1; + u8 v = (u8)se_config->vcoeff - 1; + + if (WARN_ON(h >= ARRAY_SIZE(dp500_se_scaling_coeffs) || + v >= ARRAY_SIZE(dp500_se_scaling_coeffs))) + return -EINVAL; + + if ((h == v) && (se_config->hcoeff != old_config->hcoeff || + se_config->vcoeff != old_config->vcoeff)) { + malidp500_se_write_pp_coefftab(hwdev, + (MALIDP_SE_V_COEFFTAB | + MALIDP_SE_H_COEFFTAB), + 0, v); + } else { + if (se_config->vcoeff != old_config->vcoeff) + malidp500_se_write_pp_coefftab(hwdev, + MALIDP_SE_V_COEFFTAB, + 0, v); + if (se_config->hcoeff != old_config->hcoeff) + malidp500_se_write_pp_coefftab(hwdev, + MALIDP_SE_H_COEFFTAB, + 0, h); + } + + return 0; +} + +static long malidp500_se_calc_mclk(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct videomode *vm) +{ + unsigned long mclk; + unsigned long pxlclk = vm->pixelclock; /* Hz */ + unsigned long htotal = vm->hactive + vm->hfront_porch + + vm->hback_porch + vm->hsync_len; + unsigned long input_size = se_config->input_w * se_config->input_h; + unsigned long a = 10; + long ret; + + /* + * mclk = max(a, 1.5) * pxlclk + * + * To avoid float calculaiton, using 15 instead of 1.5 and div by + * 10 to get mclk. + */ + if (se_config->scale_enable) { + a = 15 * input_size / (htotal * se_config->output_h); + if (a < 15) + a = 15; + } + mclk = a * pxlclk / 10; + ret = clk_get_rate(hwdev->mclk); + if (ret < mclk) { + DRM_DEBUG_DRIVER("mclk requirement of %lu kHz can't be met.\n", + mclk / 1000); + return -EINVAL; + } + return ret; +} + static int malidp550_query_hw(struct malidp_hw_device *hwdev) { u32 conf = malidp_hw_read(hwdev, MALIDP550_CONFIG_ID); @@ -384,6 +541,53 @@ static int malidp550_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 return w * bytes_per_col; } +static int malidp550_se_set_scaling_coeffs(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct malidp_se_config *old_config) +{ + u32 mask = MALIDP550_SE_CTL_VCSEL(MALIDP550_SE_CTL_SEL_MASK) | + MALIDP550_SE_CTL_HCSEL(MALIDP550_SE_CTL_SEL_MASK); + u32 new_value = MALIDP550_SE_CTL_VCSEL(se_config->vcoeff) | + MALIDP550_SE_CTL_HCSEL(se_config->hcoeff); + + malidp_hw_clearbits(hwdev, mask, MALIDP550_SE_CONTROL); + malidp_hw_setbits(hwdev, new_value, MALIDP550_SE_CONTROL); + return 0; +} + +static long malidp550_se_calc_mclk(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct videomode *vm) +{ + unsigned long mclk; + unsigned long pxlclk = vm->pixelclock; + unsigned long htotal = vm->hactive + vm->hfront_porch + + vm->hback_porch + vm->hsync_len; + unsigned long numerator = 1, denominator = 1; + long ret; + + if (se_config->scale_enable) { + numerator = max(se_config->input_w, se_config->output_w) * + se_config->input_h; + numerator += se_config->output_w * + (se_config->output_h - + min(se_config->input_h, se_config->output_h)); + denominator = (htotal - 2) * se_config->output_h; + } + + /* mclk can't be slower than pxlclk. */ + if (numerator < denominator) + numerator = denominator = 1; + mclk = (pxlclk * numerator) / denominator; + ret = clk_get_rate(hwdev->mclk); + if (ret < mclk) { + DRM_DEBUG_DRIVER("mclk requirement of %lu kHz can't be met.\n", + mclk / 1000); + return -EINVAL; + } + return ret; +} + static int malidp650_query_hw(struct malidp_hw_device *hwdev) { u32 conf = malidp_hw_read(hwdev, MALIDP550_CONFIG_ID); @@ -415,6 +619,7 @@ static int malidp650_query_hw(struct malidp_hw_device *hwdev) const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { [MALIDP_500] = { .map = { + .coeffs_base = MALIDP500_COEFFS_BASE, .se_base = MALIDP500_SE_BASE, .dc_base = MALIDP500_DC_BASE, .out_depth_base = MALIDP500_OUTPUT_DEPTH, @@ -447,10 +652,13 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { .set_config_valid = malidp500_set_config_valid, .modeset = malidp500_modeset, .rotmem_required = malidp500_rotmem_required, + .se_set_scaling_coeffs = malidp500_se_set_scaling_coeffs, + .se_calc_mclk = malidp500_se_calc_mclk, .features = MALIDP_DEVICE_LV_HAS_3_STRIDES, }, [MALIDP_550] = { .map = { + .coeffs_base = MALIDP550_COEFFS_BASE, .se_base = MALIDP550_SE_BASE, .dc_base = MALIDP550_DC_BASE, .out_depth_base = MALIDP550_DE_OUTPUT_DEPTH, @@ -481,10 +689,13 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { .set_config_valid = malidp550_set_config_valid, .modeset = malidp550_modeset, .rotmem_required = malidp550_rotmem_required, + .se_set_scaling_coeffs = malidp550_se_set_scaling_coeffs, + .se_calc_mclk = malidp550_se_calc_mclk, .features = 0, }, [MALIDP_650] = { .map = { + .coeffs_base = MALIDP550_COEFFS_BASE, .se_base = MALIDP550_SE_BASE, .dc_base = MALIDP550_DC_BASE, .out_depth_base = MALIDP550_DE_OUTPUT_DEPTH, @@ -516,6 +727,8 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { .set_config_valid = malidp550_set_config_valid, .modeset = malidp550_modeset, .rotmem_required = malidp550_rotmem_required, + .se_set_scaling_coeffs = malidp550_se_set_scaling_coeffs, + .se_calc_mclk = malidp550_se_calc_mclk, .features = 0, }, }; diff --git a/drivers/gpu/drm/arm/malidp_hw.h b/drivers/gpu/drm/arm/malidp_hw.h index 00974b59407d..849ad9a30c3a 100644 --- a/drivers/gpu/drm/arm/malidp_hw.h +++ b/drivers/gpu/drm/arm/malidp_hw.h @@ -61,12 +61,34 @@ struct malidp_layer { u16 stride_offset; /* Offset to the first stride register. */ }; +enum malidp_scaling_coeff_set { + MALIDP_UPSCALING_COEFFS = 1, + MALIDP_DOWNSCALING_1_5_COEFFS = 2, + MALIDP_DOWNSCALING_2_COEFFS = 3, + MALIDP_DOWNSCALING_2_75_COEFFS = 4, + MALIDP_DOWNSCALING_4_COEFFS = 5, +}; + +struct malidp_se_config { + u8 scale_enable : 1; + u8 enhancer_enable : 1; + u8 hcoeff : 3; + u8 vcoeff : 3; + u8 plane_src_id; + u16 input_w, input_h; + u16 output_w, output_h; + u32 h_init_phase, h_delta_phase; + u32 v_init_phase, v_delta_phase; +}; + /* regmap features */ #define MALIDP_REGMAP_HAS_CLEARIRQ (1 << 0) struct malidp_hw_regmap { /* address offset of the DE register bank */ /* is always 0x0000 */ + /* address offset of the DE coefficients registers */ + const u16 coeffs_base; /* address offset of the SE registers bank */ const u16 se_base; /* address offset of the DC registers bank */ @@ -151,11 +173,22 @@ struct malidp_hw_device { */ int (*rotmem_required)(struct malidp_hw_device *hwdev, u16 w, u16 h, u32 fmt); + int (*se_set_scaling_coeffs)(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct malidp_se_config *old_config); + + long (*se_calc_mclk)(struct malidp_hw_device *hwdev, + struct malidp_se_config *se_config, + struct videomode *vm); + u8 features; u8 min_line_size; u16 max_line_size; + /* track the device PM state */ + bool pm_suspended; + /* size of memory used for rotating layers, up to two banks available */ u32 rotation_memory[2]; }; @@ -173,12 +206,14 @@ extern const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES]; static inline u32 malidp_hw_read(struct malidp_hw_device *hwdev, u32 reg) { + WARN_ON(hwdev->pm_suspended); return readl(hwdev->regs + reg); } static inline void malidp_hw_write(struct malidp_hw_device *hwdev, u32 value, u32 reg) { + WARN_ON(hwdev->pm_suspended); writel(value, hwdev->regs + reg); } @@ -243,6 +278,47 @@ static inline bool malidp_hw_pitch_valid(struct malidp_hw_device *hwdev, return !(pitch & (hwdev->map.bus_align_bytes - 1)); } +/* U16.16 */ +#define FP_1_00000 0x00010000 /* 1.0 */ +#define FP_0_66667 0x0000AAAA /* 0.6667 = 1/1.5 */ +#define FP_0_50000 0x00008000 /* 0.5 = 1/2 */ +#define FP_0_36363 0x00005D17 /* 0.36363 = 1/2.75 */ +#define FP_0_25000 0x00004000 /* 0.25 = 1/4 */ + +static inline enum malidp_scaling_coeff_set +malidp_se_select_coeffs(u32 upscale_factor) +{ + return (upscale_factor >= FP_1_00000) ? MALIDP_UPSCALING_COEFFS : + (upscale_factor >= FP_0_66667) ? MALIDP_DOWNSCALING_1_5_COEFFS : + (upscale_factor >= FP_0_50000) ? MALIDP_DOWNSCALING_2_COEFFS : + (upscale_factor >= FP_0_36363) ? MALIDP_DOWNSCALING_2_75_COEFFS : + MALIDP_DOWNSCALING_4_COEFFS; +} + +#undef FP_0_25000 +#undef FP_0_36363 +#undef FP_0_50000 +#undef FP_0_66667 +#undef FP_1_00000 + +static inline void malidp_se_set_enh_coeffs(struct malidp_hw_device *hwdev) +{ + static const s32 enhancer_coeffs[] = { + -8, -8, -8, -8, 128, -8, -8, -8, -8 + }; + u32 val = MALIDP_SE_SET_ENH_LIMIT_LOW(MALIDP_SE_ENH_LOW_LEVEL) | + MALIDP_SE_SET_ENH_LIMIT_HIGH(MALIDP_SE_ENH_HIGH_LEVEL); + u32 image_enh = hwdev->map.se_base + + ((hwdev->map.features & MALIDP_REGMAP_HAS_CLEARIRQ) ? + 0x10 : 0xC) + MALIDP_SE_IMAGE_ENH; + u32 enh_coeffs = image_enh + MALIDP_SE_ENH_COEFF0; + int i; + + malidp_hw_write(hwdev, val, image_enh); + for (i = 0; i < ARRAY_SIZE(enhancer_coeffs); ++i) + malidp_hw_write(hwdev, enhancer_coeffs[i], enh_coeffs + i * 4); +} + /* * background color components are defined as 12bits values, * they will be shifted right when stored on hardware that @@ -252,4 +328,9 @@ static inline bool malidp_hw_pitch_valid(struct malidp_hw_device *hwdev, #define MALIDP_BGND_COLOR_G 0x000 #define MALIDP_BGND_COLOR_B 0x000 +#define MALIDP_COLORADJ_NUM_COEFFS 12 +#define MALIDP_COEFFTAB_NUM_COEFFS 64 + +#define MALIDP_GAMMA_LUT_SIZE 4096 + #endif /* __MALIDP_HW_H__ */ diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index d5aec082294c..814fda23cead 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -16,6 +16,7 @@ #include <drm/drm_fb_cma_helper.h> #include <drm/drm_gem_cma_helper.h> #include <drm/drm_plane_helper.h> +#include <drm/drm_print.h> #include "malidp_hw.h" #include "malidp_drv.h" @@ -24,6 +25,9 @@ #define MALIDP_LAYER_FORMAT 0x000 #define MALIDP_LAYER_CONTROL 0x004 #define LAYER_ENABLE (1 << 0) +#define LAYER_FLOWCFG_MASK 7 +#define LAYER_FLOWCFG(x) (((x) & LAYER_FLOWCFG_MASK) << 1) +#define LAYER_FLOWCFG_SCALE_SE 3 #define LAYER_ROT_OFFSET 8 #define LAYER_H_FLIP (1 << 10) #define LAYER_V_FLIP (1 << 11) @@ -60,6 +64,27 @@ static void malidp_de_plane_destroy(struct drm_plane *plane) devm_kfree(plane->dev->dev, mp); } +/* + * Replicate what the default ->reset hook does: free the state pointer and + * allocate a new empty object. We just need enough space to store + * a malidp_plane_state instead of a drm_plane_state. + */ +static void malidp_plane_reset(struct drm_plane *plane) +{ + struct malidp_plane_state *state = to_malidp_plane_state(plane->state); + + if (state) + __drm_atomic_helper_plane_destroy_state(&state->base); + kfree(state); + plane->state = NULL; + state = kzalloc(sizeof(*state), GFP_KERNEL); + if (state) { + state->base.plane = plane; + state->base.rotation = DRM_ROTATE_0; + plane->state = &state->base; + } +} + static struct drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) { @@ -90,26 +115,71 @@ static void malidp_destroy_plane_state(struct drm_plane *plane, kfree(m_state); } +static void malidp_plane_atomic_print_state(struct drm_printer *p, + const struct drm_plane_state *state) +{ + struct malidp_plane_state *ms = to_malidp_plane_state(state); + + drm_printf(p, "\trotmem_size=%u\n", ms->rotmem_size); + drm_printf(p, "\tformat_id=%u\n", ms->format); + drm_printf(p, "\tn_planes=%u\n", ms->n_planes); +} + static const struct drm_plane_funcs malidp_de_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .set_property = drm_atomic_helper_plane_set_property, .destroy = malidp_de_plane_destroy, - .reset = drm_atomic_helper_plane_reset, + .reset = malidp_plane_reset, .atomic_duplicate_state = malidp_duplicate_plane_state, .atomic_destroy_state = malidp_destroy_plane_state, + .atomic_print_state = malidp_plane_atomic_print_state, }; +static int malidp_se_check_scaling(struct malidp_plane *mp, + struct drm_plane_state *state) +{ + struct drm_crtc_state *crtc_state = + drm_atomic_get_existing_crtc_state(state->state, state->crtc); + struct malidp_crtc_state *mc; + struct drm_rect clip = { 0 }; + u32 src_w, src_h; + int ret; + + if (!crtc_state) + return -EINVAL; + + clip.x2 = crtc_state->adjusted_mode.hdisplay; + clip.y2 = crtc_state->adjusted_mode.vdisplay; + ret = drm_plane_helper_check_state(state, &clip, 0, INT_MAX, true, true); + if (ret) + return ret; + + src_w = state->src_w >> 16; + src_h = state->src_h >> 16; + if ((state->crtc_w == src_w) && (state->crtc_h == src_h)) { + /* Scaling not necessary for this plane. */ + mc->scaled_planes_mask &= ~(mp->layer->id); + return 0; + } + + if (mp->layer->id & (DE_SMART | DE_GRAPHICS2)) + return -EINVAL; + + mc = to_malidp_crtc_state(crtc_state); + + mc->scaled_planes_mask |= mp->layer->id; + /* Defer scaling requirements calculation to the crtc check. */ + return 0; +} + static int malidp_de_plane_check(struct drm_plane *plane, struct drm_plane_state *state) { struct malidp_plane *mp = to_malidp_plane(plane); struct malidp_plane_state *ms = to_malidp_plane_state(state); - struct drm_crtc_state *crtc_state; struct drm_framebuffer *fb; - struct drm_rect clip = { 0 }; int i, ret; - u32 src_w, src_h; if (!state->crtc || !state->fb) return 0; @@ -130,9 +200,6 @@ static int malidp_de_plane_check(struct drm_plane *plane, } } - src_w = state->src_w >> 16; - src_h = state->src_h >> 16; - if ((state->crtc_w > mp->hwdev->max_line_size) || (state->crtc_h > mp->hwdev->max_line_size) || (state->crtc_w < mp->hwdev->min_line_size) || @@ -149,22 +216,16 @@ static int malidp_de_plane_check(struct drm_plane *plane, (state->fb->pitches[1] != state->fb->pitches[2])) return -EINVAL; + ret = malidp_se_check_scaling(mp, state); + if (ret) + return ret; + /* packed RGB888 / BGR888 can't be rotated or flipped */ if (state->rotation != DRM_ROTATE_0 && (fb->format->format == DRM_FORMAT_RGB888 || fb->format->format == DRM_FORMAT_BGR888)) return -EINVAL; - crtc_state = drm_atomic_get_existing_crtc_state(state->state, state->crtc); - clip.x2 = crtc_state->adjusted_mode.hdisplay; - clip.y2 = crtc_state->adjusted_mode.vdisplay; - ret = drm_plane_helper_check_state(state, &clip, - DRM_PLANE_HELPER_NO_SCALING, - DRM_PLANE_HELPER_NO_SCALING, - true, true); - if (ret) - return ret; - ms->rotmem_size = 0; if (state->rotation & MALIDP_ROTATED_MASK) { int val; @@ -269,6 +330,16 @@ static void malidp_de_plane_update(struct drm_plane *plane, val &= ~LAYER_COMP_MASK; val |= LAYER_COMP_PIXEL; + val &= ~LAYER_FLOWCFG(LAYER_FLOWCFG_MASK); + if (plane->state->crtc) { + struct malidp_crtc_state *m = + to_malidp_crtc_state(plane->state->crtc->state); + + if (m->scaler_config.scale_enable && + m->scaler_config.plane_src_id == mp->layer->id) + val |= LAYER_FLOWCFG(LAYER_FLOWCFG_SCALE_SE); + } + /* set the 'enable layer' bit */ val |= LAYER_ENABLE; @@ -281,7 +352,8 @@ static void malidp_de_plane_disable(struct drm_plane *plane, { struct malidp_plane *mp = to_malidp_plane(plane); - malidp_hw_clearbits(mp->hwdev, LAYER_ENABLE, + malidp_hw_clearbits(mp->hwdev, + LAYER_ENABLE | LAYER_FLOWCFG(LAYER_FLOWCFG_MASK), mp->layer->base + MALIDP_LAYER_CONTROL); } diff --git a/drivers/gpu/drm/arm/malidp_regs.h b/drivers/gpu/drm/arm/malidp_regs.h index b816067a65c5..2039f857f77d 100644 --- a/drivers/gpu/drm/arm/malidp_regs.h +++ b/drivers/gpu/drm/arm/malidp_regs.h @@ -63,6 +63,8 @@ /* bit masks that are common between products */ #define MALIDP_CFG_VALID (1 << 0) +#define MALIDP_DISP_FUNC_GAMMA (1 << 0) +#define MALIDP_DISP_FUNC_CADJ (1 << 4) #define MALIDP_DISP_FUNC_ILACED (1 << 8) /* register offsets for IRQ management */ @@ -99,6 +101,58 @@ #define MALIDP_PRODUCT_ID(__core_id) ((u32)(__core_id) >> 16) +/* register offsets relative to MALIDP5x0_COEFFS_BASE */ +#define MALIDP_COLOR_ADJ_COEF 0x00000 +#define MALIDP_COEF_TABLE_ADDR 0x00030 +#define MALIDP_COEF_TABLE_DATA 0x00034 + +/* Scaling engine registers and masks. */ +#define MALIDP_SE_SCALING_EN (1 << 0) +#define MALIDP_SE_ALPHA_EN (1 << 1) +#define MALIDP_SE_ENH_MASK 3 +#define MALIDP_SE_ENH(x) (((x) & MALIDP_SE_ENH_MASK) << 2) +#define MALIDP_SE_RGBO_IF_EN (1 << 4) +#define MALIDP550_SE_CTL_SEL_MASK 7 +#define MALIDP550_SE_CTL_VCSEL(x) \ + (((x) & MALIDP550_SE_CTL_SEL_MASK) << 20) +#define MALIDP550_SE_CTL_HCSEL(x) \ + (((x) & MALIDP550_SE_CTL_SEL_MASK) << 16) + +/* Blocks with offsets from SE_CONTROL register. */ +#define MALIDP_SE_LAYER_CONTROL 0x14 +#define MALIDP_SE_L0_IN_SIZE 0x00 +#define MALIDP_SE_L0_OUT_SIZE 0x04 +#define MALIDP_SE_SET_V_SIZE(x) (((x) & 0x1fff) << 16) +#define MALIDP_SE_SET_H_SIZE(x) (((x) & 0x1fff) << 0) +#define MALIDP_SE_SCALING_CONTROL 0x24 +#define MALIDP_SE_H_INIT_PH 0x00 +#define MALIDP_SE_H_DELTA_PH 0x04 +#define MALIDP_SE_V_INIT_PH 0x08 +#define MALIDP_SE_V_DELTA_PH 0x0c +#define MALIDP_SE_COEFFTAB_ADDR 0x10 +#define MALIDP_SE_COEFFTAB_ADDR_MASK 0x7f +#define MALIDP_SE_V_COEFFTAB (1 << 8) +#define MALIDP_SE_H_COEFFTAB (1 << 9) +#define MALIDP_SE_SET_V_COEFFTAB_ADDR(x) \ + (MALIDP_SE_V_COEFFTAB | ((x) & MALIDP_SE_COEFFTAB_ADDR_MASK)) +#define MALIDP_SE_SET_H_COEFFTAB_ADDR(x) \ + (MALIDP_SE_H_COEFFTAB | ((x) & MALIDP_SE_COEFFTAB_ADDR_MASK)) +#define MALIDP_SE_COEFFTAB_DATA 0x14 +#define MALIDP_SE_COEFFTAB_DATA_MASK 0x3fff +#define MALIDP_SE_SET_COEFFTAB_DATA(x) \ + ((x) & MALIDP_SE_COEFFTAB_DATA_MASK) +/* Enhance coeffents reigster offset */ +#define MALIDP_SE_IMAGE_ENH 0x3C +/* ENH_LIMITS offset 0x0 */ +#define MALIDP_SE_ENH_LOW_LEVEL 24 +#define MALIDP_SE_ENH_HIGH_LEVEL 63 +#define MALIDP_SE_ENH_LIMIT_MASK 0xfff +#define MALIDP_SE_SET_ENH_LIMIT_LOW(x) \ + ((x) & MALIDP_SE_ENH_LIMIT_MASK) +#define MALIDP_SE_SET_ENH_LIMIT_HIGH(x) \ + (((x) & MALIDP_SE_ENH_LIMIT_MASK) << 16) +#define MALIDP_SE_ENH_COEFF0 0x04 + /* register offsets and bits specific to DP500 */ #define MALIDP500_ADDR_SPACE_SIZE 0x01000 #define MALIDP500_DC_BASE 0x00000 @@ -120,6 +174,18 @@ #define MALIDP500_COLOR_ADJ_COEF 0x00078 #define MALIDP500_COEF_TABLE_ADDR 0x000a8 #define MALIDP500_COEF_TABLE_DATA 0x000ac + +/* + * The YUV2RGB coefficients on the DP500 are not in the video layer's register + * block. They belong in a separate block above the layer's registers, hence + * the negative offset. + */ +#define MALIDP500_LV_YUV2RGB ((s16)(-0xB8)) +/* + * To match DP550/650, the start of the coeffs registers is + * at COLORADJ_COEFF0 instead of at YUV_RGB_COEF1. + */ +#define MALIDP500_COEFFS_BASE 0x00078 #define MALIDP500_DE_LV_BASE 0x00100 #define MALIDP500_DE_LV_PTR_BASE 0x00124 #define MALIDP500_DE_LG1_BASE 0x00200 @@ -127,6 +193,7 @@ #define MALIDP500_DE_LG2_BASE 0x00300 #define MALIDP500_DE_LG2_PTR_BASE 0x0031c #define MALIDP500_SE_BASE 0x00c00 +#define MALIDP500_SE_CONTROL 0x00c0c #define MALIDP500_SE_PTR_BASE 0x00e0c #define MALIDP500_DC_IRQ_BASE 0x00f00 #define MALIDP500_CONFIG_VALID 0x00f00 @@ -145,9 +212,7 @@ #define MALIDP550_DE_DISP_SIDEBAND 0x00040 #define MALIDP550_DE_BGND_COLOR 0x00044 #define MALIDP550_DE_OUTPUT_DEPTH 0x0004c -#define MALIDP550_DE_COLOR_COEF 0x00050 -#define MALIDP550_DE_COEF_TABLE_ADDR 0x00080 -#define MALIDP550_DE_COEF_TABLE_DATA 0x00084 +#define MALIDP550_COEFFS_BASE 0x00050 #define MALIDP550_DE_LV1_BASE 0x00100 #define MALIDP550_DE_LV1_PTR_BASE 0x00124 #define MALIDP550_DE_LV2_BASE 0x00200 @@ -158,6 +223,7 @@ #define MALIDP550_DE_LS_PTR_BASE 0x0042c #define MALIDP550_DE_PERF_BASE 0x00500 #define MALIDP550_SE_BASE 0x08000 +#define MALIDP550_SE_CONTROL 0x08010 #define MALIDP550_DC_BASE 0x0c000 #define MALIDP550_DC_CONTROL 0x0c010 #define MALIDP550_DC_CONFIG_REQ (1 << 16) diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c index 1597458d884e..d6c2a5d190eb 100644 --- a/drivers/gpu/drm/armada/armada_gem.c +++ b/drivers/gpu/drm/armada/armada_gem.c @@ -529,10 +529,10 @@ static const struct dma_buf_ops armada_gem_prime_dmabuf_ops = { .map_dma_buf = armada_gem_prime_map_dma_buf, .unmap_dma_buf = armada_gem_prime_unmap_dma_buf, .release = drm_gem_dmabuf_release, - .kmap_atomic = armada_gem_dmabuf_no_kmap, - .kunmap_atomic = armada_gem_dmabuf_no_kunmap, - .kmap = armada_gem_dmabuf_no_kmap, - .kunmap = armada_gem_dmabuf_no_kunmap, + .map_atomic = armada_gem_dmabuf_no_kmap, + .unmap_atomic = armada_gem_dmabuf_no_kunmap, + .map = armada_gem_dmabuf_no_kmap, + .unmap = armada_gem_dmabuf_no_kunmap, .mmap = armada_gem_dmabuf_mmap, }; diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c index 50c910efa13d..e879496b8a42 100644 --- a/drivers/gpu/drm/ast/ast_ttm.c +++ b/drivers/gpu/drm/ast/ast_ttm.c @@ -236,6 +236,7 @@ struct ttm_bo_driver ast_bo_driver = { .verify_access = ast_bo_verify_access, .io_mem_reserve = &ast_ttm_io_mem_reserve, .io_mem_free = &ast_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; int ast_mm_init(struct ast_private *ast) diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c index f987b4572d4a..65a3bd7a0c00 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c @@ -221,7 +221,8 @@ err_encoder_cleanup: int atmel_hlcdc_create_outputs(struct drm_device *dev) { struct device_node *remote; - int ret, endpoint = 0; + int ret = -ENODEV; + int endpoint = 0; while (true) { /* Loop thru possible multiple connections to the output */ @@ -236,7 +237,5 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev) return ret; } - if (!endpoint) - return -ENODEV; return ret; } diff --git a/drivers/gpu/drm/bochs/bochs_mm.c b/drivers/gpu/drm/bochs/bochs_mm.c index 857755ac2d70..c4cadb638460 100644 --- a/drivers/gpu/drm/bochs/bochs_mm.c +++ b/drivers/gpu/drm/bochs/bochs_mm.c @@ -205,6 +205,7 @@ struct ttm_bo_driver bochs_bo_driver = { .verify_access = bochs_bo_verify_access, .io_mem_reserve = &bochs_ttm_io_mem_reserve, .io_mem_free = &bochs_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; int bochs_mm_init(struct bochs_device *bochs) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 80a6d09cf73d..8737de8c1c52 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1973,6 +1973,20 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge) return 0; } +static bool dw_hdmi_bridge_mode_fixup(struct drm_bridge *bridge, + const struct drm_display_mode *orig_mode, + struct drm_display_mode *mode) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + struct drm_connector *connector = &hdmi->connector; + enum drm_mode_status status; + + status = dw_hdmi_connector_mode_valid(connector, mode); + if (status != MODE_OK) + return false; + return true; +} + static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge, struct drm_display_mode *orig_mode, struct drm_display_mode *mode) @@ -2014,6 +2028,7 @@ static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = { .enable = dw_hdmi_bridge_enable, .disable = dw_hdmi_bridge_disable, .mode_set = dw_hdmi_bridge_mode_set, + .mode_fixup = dw_hdmi_bridge_mode_fixup, }; static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index f53aa8f4a143..93dbcd38355d 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -236,6 +236,7 @@ struct ttm_bo_driver cirrus_bo_driver = { .verify_access = cirrus_bo_verify_access, .io_mem_reserve = &cirrus_ttm_io_mem_reserve, .io_mem_free = &cirrus_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; int cirrus_mm_init(struct cirrus_device *cirrus) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 9fb65b736a90..954eb848b5e2 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -403,10 +403,10 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .map_dma_buf = drm_gem_map_dma_buf, .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, - .kmap = drm_gem_dmabuf_kmap, - .kmap_atomic = drm_gem_dmabuf_kmap_atomic, - .kunmap = drm_gem_dmabuf_kunmap, - .kunmap_atomic = drm_gem_dmabuf_kunmap_atomic, + .map = drm_gem_dmabuf_kmap, + .map_atomic = drm_gem_dmabuf_kmap_atomic, + .unmap = drm_gem_dmabuf_kunmap, + .unmap_atomic = drm_gem_dmabuf_kunmap_atomic, .mmap = drm_gem_dmabuf_mmap, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c index 3feef0659940..3e88fa24eab3 100644 --- a/drivers/gpu/drm/drm_property.c +++ b/drivers/gpu/drm/drm_property.c @@ -476,7 +476,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev, drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) { list_for_each_entry(prop_enum, &property->enum_list, head) { enum_count++; - if (out_resp->count_enum_blobs <= enum_count) + if (out_resp->count_enum_blobs < enum_count) continue; if (copy_to_user(&enum_ptr[copied].value, diff --git a/drivers/gpu/drm/etnaviv/Kconfig b/drivers/gpu/drm/etnaviv/Kconfig index cc1731c5289c..71cee4e9fefb 100644 --- a/drivers/gpu/drm/etnaviv/Kconfig +++ b/drivers/gpu/drm/etnaviv/Kconfig @@ -5,6 +5,7 @@ config DRM_ETNAVIV depends on ARCH_MXC || ARCH_DOVE || (ARM && COMPILE_TEST) depends on MMU select SHMEM + select SYNC_FILE select TMPFS select IOMMU_API select IOMMU_SUPPORT diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index 587e45043542..5255278dde56 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -111,7 +111,7 @@ static int etnaviv_open(struct drm_device *dev, struct drm_file *file) return 0; } -static void etnaviv_preclose(struct drm_device *dev, struct drm_file *file) +static void etnaviv_postclose(struct drm_device *dev, struct drm_file *file) { struct etnaviv_drm_private *priv = dev->dev_private; struct etnaviv_file_private *ctx = file->driver_priv; @@ -488,7 +488,7 @@ static struct drm_driver etnaviv_drm_driver = { DRIVER_PRIME | DRIVER_RENDER, .open = etnaviv_open, - .preclose = etnaviv_preclose, + .postclose = etnaviv_postclose, .gem_free_object_unlocked = etnaviv_gem_free_object, .gem_vm_ops = &vm_ops, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, @@ -512,7 +512,7 @@ static struct drm_driver etnaviv_drm_driver = { .desc = "etnaviv DRM", .date = "20151214", .major = 1, - .minor = 0, + .minor = 1, }; /* diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.h b/drivers/gpu/drm/etnaviv/etnaviv_gem.h index e63ff116a3b3..c4a091e87426 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.h @@ -20,6 +20,7 @@ #include <linux/reservation.h> #include "etnaviv_drv.h" +struct dma_fence; struct etnaviv_gem_ops; struct etnaviv_gem_object; @@ -104,9 +105,10 @@ struct etnaviv_gem_submit { struct drm_device *dev; struct etnaviv_gpu *gpu; struct ww_acquire_ctx ticket; - u32 fence; + struct dma_fence *fence; unsigned int nr_bos; struct etnaviv_gem_submit_bo bos[0]; + u32 flags; }; int etnaviv_gem_wait_bo(struct etnaviv_gpu *gpu, struct drm_gem_object *obj, diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 726090d7a6ac..e1909429837e 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -14,7 +14,9 @@ * this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/dma-fence-array.h> #include <linux/reservation.h> +#include <linux/sync_file.h> #include "etnaviv_cmdbuf.h" #include "etnaviv_drv.h" #include "etnaviv_gpu.h" @@ -169,8 +171,10 @@ static int submit_fence_sync(const struct etnaviv_gem_submit *submit) for (i = 0; i < submit->nr_bos; i++) { struct etnaviv_gem_object *etnaviv_obj = submit->bos[i].obj; bool write = submit->bos[i].flags & ETNA_SUBMIT_BO_WRITE; + bool explicit = !(submit->flags & ETNA_SUBMIT_NO_IMPLICIT); - ret = etnaviv_gpu_fence_sync_obj(etnaviv_obj, context, write); + ret = etnaviv_gpu_fence_sync_obj(etnaviv_obj, context, write, + explicit); if (ret) break; } @@ -290,6 +294,7 @@ static void submit_cleanup(struct etnaviv_gem_submit *submit) } ww_acquire_fini(&submit->ticket); + dma_fence_put(submit->fence); kfree(submit); } @@ -303,6 +308,9 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, struct etnaviv_gem_submit *submit; struct etnaviv_cmdbuf *cmdbuf; struct etnaviv_gpu *gpu; + struct dma_fence *in_fence = NULL; + struct sync_file *sync_file = NULL; + int out_fence_fd = -1; void *stream; int ret; @@ -326,6 +334,11 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, return -EINVAL; } + if (args->flags & ~ETNA_SUBMIT_FLAGS) { + DRM_ERROR("invalid flags: 0x%x\n", args->flags); + return -EINVAL; + } + /* * Copy the command submission and bo array to kernel space in * one go, and do this outside of any locks. @@ -365,12 +378,22 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, goto err_submit_cmds; } + if (args->flags & ETNA_SUBMIT_FENCE_FD_OUT) { + out_fence_fd = get_unused_fd_flags(O_CLOEXEC); + if (out_fence_fd < 0) { + ret = out_fence_fd; + goto err_submit_cmds; + } + } + submit = submit_create(dev, gpu, args->nr_bos); if (!submit) { ret = -ENOMEM; goto err_submit_cmds; } + submit->flags = args->flags; + ret = submit_lookup_objects(submit, file, bos, args->nr_bos); if (ret) goto err_submit_objects; @@ -385,6 +408,24 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, goto err_submit_objects; } + if (args->flags & ETNA_SUBMIT_FENCE_FD_IN) { + in_fence = sync_file_get_fence(args->fence_fd); + if (!in_fence) { + ret = -EINVAL; + goto err_submit_objects; + } + + /* + * Wait if the fence is from a foreign context, or if the fence + * array contains any fence from a foreign context. + */ + if (!dma_fence_match_context(in_fence, gpu->fence_context)) { + ret = dma_fence_wait(in_fence, true); + if (ret) + goto err_submit_objects; + } + } + ret = submit_fence_sync(submit); if (ret) goto err_submit_objects; @@ -405,7 +446,23 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, if (ret == 0) cmdbuf = NULL; - args->fence = submit->fence; + if (args->flags & ETNA_SUBMIT_FENCE_FD_OUT) { + /* + * This can be improved: ideally we want to allocate the sync + * file before kicking off the GPU job and just attach the + * fence to the sync file here, eliminating the ENOMEM + * possibility at this stage. + */ + sync_file = sync_file_create(submit->fence); + if (!sync_file) { + ret = -ENOMEM; + goto out; + } + fd_install(out_fence_fd, sync_file->file); + } + + args->fence_fd = out_fence_fd; + args->fence = submit->fence->seqno; out: submit_unpin_objects(submit); @@ -419,9 +476,13 @@ out: flush_workqueue(priv->wq); err_submit_objects: + if (in_fence) + dma_fence_put(in_fence); submit_cleanup(submit); err_submit_cmds: + if (ret && (out_fence_fd >= 0)) + put_unused_fd(out_fence_fd); /* if we still own the cmdbuf */ if (cmdbuf) etnaviv_cmdbuf_free(cmdbuf); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index da48819ff2e6..9a9c40717801 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -18,6 +18,7 @@ #include <linux/dma-fence.h> #include <linux/moduleparam.h> #include <linux/of_device.h> +#include <linux/thermal.h> #include "etnaviv_cmdbuf.h" #include "etnaviv_dump.h" @@ -409,6 +410,17 @@ static void etnaviv_gpu_load_clock(struct etnaviv_gpu *gpu, u32 clock) gpu_write(gpu, VIVS_HI_CLOCK_CONTROL, clock); } +static void etnaviv_gpu_update_clock(struct etnaviv_gpu *gpu) +{ + unsigned int fscale = 1 << (6 - gpu->freq_scale); + u32 clock; + + clock = VIVS_HI_CLOCK_CONTROL_DISABLE_DEBUG_REGISTERS | + VIVS_HI_CLOCK_CONTROL_FSCALE_VAL(fscale); + + etnaviv_gpu_load_clock(gpu, clock); +} + static int etnaviv_hw_reset(struct etnaviv_gpu *gpu) { u32 control, idle; @@ -426,11 +438,10 @@ static int etnaviv_hw_reset(struct etnaviv_gpu *gpu) timeout = jiffies + msecs_to_jiffies(1000); while (time_is_after_jiffies(timeout)) { - control = VIVS_HI_CLOCK_CONTROL_DISABLE_DEBUG_REGISTERS | - VIVS_HI_CLOCK_CONTROL_FSCALE_VAL(0x40); - /* enable clock */ - etnaviv_gpu_load_clock(gpu, control); + etnaviv_gpu_update_clock(gpu); + + control = gpu_read(gpu, VIVS_HI_CLOCK_CONTROL); /* Wait for stable clock. Vivante's code waited for 1ms */ usleep_range(1000, 10000); @@ -490,11 +501,7 @@ static int etnaviv_hw_reset(struct etnaviv_gpu *gpu) } /* We rely on the GPU running, so program the clock */ - control = VIVS_HI_CLOCK_CONTROL_DISABLE_DEBUG_REGISTERS | - VIVS_HI_CLOCK_CONTROL_FSCALE_VAL(0x40); - - /* enable clock */ - etnaviv_gpu_load_clock(gpu, control); + etnaviv_gpu_update_clock(gpu); return 0; } @@ -1051,6 +1058,12 @@ static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) { struct etnaviv_fence *f; + /* + * GPU lock must already be held, otherwise fence completion order might + * not match the seqno order assigned here. + */ + lockdep_assert_held(&gpu->lock); + f = kzalloc(sizeof(*f), GFP_KERNEL); if (!f) return NULL; @@ -1064,7 +1077,7 @@ static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) } int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, - unsigned int context, bool exclusive) + unsigned int context, bool exclusive, bool explicit) { struct reservation_object *robj = etnaviv_obj->resv; struct reservation_object_list *fobj; @@ -1077,6 +1090,9 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, return ret; } + if (explicit) + return 0; + /* * If we have any shared fences, then the exclusive fence * should be ignored as it will already have been signalled. @@ -1317,12 +1333,12 @@ int etnaviv_gpu_submit(struct etnaviv_gpu *gpu, if (!fence) { event_free(gpu, event); ret = -ENOMEM; - goto out_pm_put; + goto out_unlock; } gpu->event[event].fence = fence; - submit->fence = fence->seqno; - gpu->active_fence = submit->fence; + submit->fence = dma_fence_get(fence); + gpu->active_fence = submit->fence->seqno; if (gpu->lastctx != cmdbuf->ctx) { gpu->mmu->need_flush = true; @@ -1357,6 +1373,7 @@ int etnaviv_gpu_submit(struct etnaviv_gpu *gpu, hangcheck_timer_reset(gpu); ret = 0; +out_unlock: mutex_unlock(&gpu->lock); out_pm_put: @@ -1526,17 +1543,13 @@ static int etnaviv_gpu_hw_suspend(struct etnaviv_gpu *gpu) #ifdef CONFIG_PM static int etnaviv_gpu_hw_resume(struct etnaviv_gpu *gpu) { - u32 clock; int ret; ret = mutex_lock_killable(&gpu->lock); if (ret) return ret; - clock = VIVS_HI_CLOCK_CONTROL_DISABLE_DEBUG_REGISTERS | - VIVS_HI_CLOCK_CONTROL_FSCALE_VAL(0x40); - - etnaviv_gpu_load_clock(gpu, clock); + etnaviv_gpu_update_clock(gpu); etnaviv_gpu_hw_init(gpu); gpu->switch_context = true; @@ -1548,6 +1561,47 @@ static int etnaviv_gpu_hw_resume(struct etnaviv_gpu *gpu) } #endif +static int +etnaviv_gpu_cooling_get_max_state(struct thermal_cooling_device *cdev, + unsigned long *state) +{ + *state = 6; + + return 0; +} + +static int +etnaviv_gpu_cooling_get_cur_state(struct thermal_cooling_device *cdev, + unsigned long *state) +{ + struct etnaviv_gpu *gpu = cdev->devdata; + + *state = gpu->freq_scale; + + return 0; +} + +static int +etnaviv_gpu_cooling_set_cur_state(struct thermal_cooling_device *cdev, + unsigned long state) +{ + struct etnaviv_gpu *gpu = cdev->devdata; + + mutex_lock(&gpu->lock); + gpu->freq_scale = state; + if (!pm_runtime_suspended(gpu->dev)) + etnaviv_gpu_update_clock(gpu); + mutex_unlock(&gpu->lock); + + return 0; +} + +static struct thermal_cooling_device_ops cooling_ops = { + .get_max_state = etnaviv_gpu_cooling_get_max_state, + .get_cur_state = etnaviv_gpu_cooling_get_cur_state, + .set_cur_state = etnaviv_gpu_cooling_set_cur_state, +}; + static int etnaviv_gpu_bind(struct device *dev, struct device *master, void *data) { @@ -1556,13 +1610,20 @@ static int etnaviv_gpu_bind(struct device *dev, struct device *master, struct etnaviv_gpu *gpu = dev_get_drvdata(dev); int ret; + gpu->cooling = thermal_of_cooling_device_register(dev->of_node, + (char *)dev_name(dev), gpu, &cooling_ops); + if (IS_ERR(gpu->cooling)) + return PTR_ERR(gpu->cooling); + #ifdef CONFIG_PM ret = pm_runtime_get_sync(gpu->dev); #else ret = etnaviv_gpu_clk_enable(gpu); #endif - if (ret < 0) + if (ret < 0) { + thermal_cooling_device_unregister(gpu->cooling); return ret; + } gpu->drm = drm; gpu->fence_context = dma_fence_context_alloc(1); @@ -1616,6 +1677,9 @@ static void etnaviv_gpu_unbind(struct device *dev, struct device *master, } gpu->drm = NULL; + + thermal_cooling_device_unregister(gpu->cooling); + gpu->cooling = NULL; } static const struct component_ops gpu_ops = { diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 1c0606ea7d5e..9227a9740447 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -97,6 +97,7 @@ struct etnaviv_cmdbuf; struct etnaviv_gpu { struct drm_device *drm; + struct thermal_cooling_device *cooling; struct device *dev; struct mutex lock; struct etnaviv_chip_identity identity; @@ -150,6 +151,7 @@ struct etnaviv_gpu { u32 hangcheck_fence; u32 hangcheck_dma_addr; struct work_struct recover_work; + unsigned int freq_scale; }; static inline void gpu_write(struct etnaviv_gpu *gpu, u32 reg, u32 data) @@ -181,7 +183,7 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct seq_file *m); #endif int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, - unsigned int context, bool exclusive); + unsigned int context, bool exclusive, bool implicit); void etnaviv_gpu_retire(struct etnaviv_gpu *gpu); int etnaviv_gpu_wait_fence_interruptible(struct etnaviv_gpu *gpu, diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c index b7d7721e72fa..40af17ec6312 100644 --- a/drivers/gpu/drm/i915/gvt/cfg_space.c +++ b/drivers/gpu/drm/i915/gvt/cfg_space.c @@ -285,9 +285,6 @@ int intel_vgpu_emulate_cfg_write(struct intel_vgpu *vgpu, unsigned int offset, { int ret; - if (vgpu->failsafe) - return 0; - if (WARN_ON(bytes > 4)) return -EINVAL; diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 6f972afbdbc3..41b2c3aaa04a 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -616,9 +616,6 @@ static inline u32 get_opcode(u32 cmd, int ring_id) { struct decode_info *d_info; - if (ring_id >= I915_NUM_ENGINES) - return INVALID_OP; - d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)]; if (d_info == NULL) return INVALID_OP; @@ -661,9 +658,6 @@ static inline void print_opcode(u32 cmd, int ring_id) struct decode_info *d_info; int i; - if (ring_id >= I915_NUM_ENGINES) - return; - d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)]; if (d_info == NULL) return; @@ -1215,7 +1209,7 @@ static int gen8_check_mi_display_flip(struct parser_exec_state *s, if (!info->async_flip) return 0; - if (IS_SKYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { stride = vgpu_vreg(s->vgpu, info->stride_reg) & GENMASK(9, 0); tile = (vgpu_vreg(s->vgpu, info->ctrl_reg) & GENMASK(12, 10)) >> 10; @@ -1243,7 +1237,7 @@ static int gen8_update_plane_mmio_from_mi_display_flip( set_mask_bits(&vgpu_vreg(vgpu, info->surf_reg), GENMASK(31, 12), info->surf_val << 12); - if (IS_SKYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { set_mask_bits(&vgpu_vreg(vgpu, info->stride_reg), GENMASK(9, 0), info->stride_val); set_mask_bits(&vgpu_vreg(vgpu, info->ctrl_reg), GENMASK(12, 10), @@ -1267,7 +1261,7 @@ static int decode_mi_display_flip(struct parser_exec_state *s, if (IS_BROADWELL(dev_priv)) return gen8_decode_mi_display_flip(s, info); - if (IS_SKYLAKE(dev_priv)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) return skl_decode_mi_display_flip(s, info); return -ENODEV; @@ -1278,7 +1272,9 @@ static int check_mi_display_flip(struct parser_exec_state *s, { struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; - if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv)) + if (IS_BROADWELL(dev_priv) + || IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv)) return gen8_check_mi_display_flip(s, info); return -ENODEV; } @@ -1289,7 +1285,9 @@ static int update_plane_mmio_from_mi_display_flip( { struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; - if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv)) + if (IS_BROADWELL(dev_priv) + || IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv)) return gen8_update_plane_mmio_from_mi_display_flip(s, info); return -ENODEV; } @@ -1569,7 +1567,8 @@ static int batch_buffer_needs_scan(struct parser_exec_state *s) { struct intel_gvt *gvt = s->vgpu->gvt; - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv) + || IS_KABYLAKE(gvt->dev_priv)) { /* BDW decides privilege based on address space */ if (cmd_val(s, 0) & (1 << 8)) return 0; @@ -2478,7 +2477,7 @@ static int cmd_parser_exec(struct parser_exec_state *s) t1 = get_cycles(); - memcpy(&s_before_advance_custom, s, sizeof(struct parser_exec_state)); + s_before_advance_custom = *s; if (info->handler) { ret = info->handler(s); @@ -2604,6 +2603,9 @@ static int scan_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) unsigned long gma_head, gma_tail, gma_bottom, ring_size, ring_tail; struct parser_exec_state s; int ret = 0; + struct intel_vgpu_workload *workload = container_of(wa_ctx, + struct intel_vgpu_workload, + wa_ctx); /* ring base is page aligned */ if (WARN_ON(!IS_ALIGNED(wa_ctx->indirect_ctx.guest_gma, GTT_PAGE_SIZE))) @@ -2618,14 +2620,14 @@ static int scan_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) s.buf_type = RING_BUFFER_INSTRUCTION; s.buf_addr_type = GTT_BUFFER; - s.vgpu = wa_ctx->workload->vgpu; - s.ring_id = wa_ctx->workload->ring_id; + s.vgpu = workload->vgpu; + s.ring_id = workload->ring_id; s.ring_start = wa_ctx->indirect_ctx.guest_gma; s.ring_size = ring_size; s.ring_head = gma_head; s.ring_tail = gma_tail; s.rb_va = wa_ctx->indirect_ctx.shadow_va; - s.workload = wa_ctx->workload; + s.workload = workload; ret = ip_gma_set(&s, gma_head); if (ret) @@ -2708,12 +2710,15 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) { int ctx_size = wa_ctx->indirect_ctx.size; unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma; - struct intel_vgpu *vgpu = wa_ctx->workload->vgpu; + struct intel_vgpu_workload *workload = container_of(wa_ctx, + struct intel_vgpu_workload, + wa_ctx); + struct intel_vgpu *vgpu = workload->vgpu; struct drm_i915_gem_object *obj; int ret = 0; void *map; - obj = i915_gem_object_create(wa_ctx->workload->vgpu->gvt->dev_priv, + obj = i915_gem_object_create(workload->vgpu->gvt->dev_priv, roundup(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); if (IS_ERR(obj)) @@ -2733,8 +2738,8 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) goto unmap_src; } - ret = copy_gma_to_hva(wa_ctx->workload->vgpu, - wa_ctx->workload->vgpu->gtt.ggtt_mm, + ret = copy_gma_to_hva(workload->vgpu, + workload->vgpu->gtt.ggtt_mm, guest_gma, guest_gma + ctx_size, map); if (ret < 0) { @@ -2772,7 +2777,10 @@ static int combine_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) int intel_gvt_scan_and_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) { int ret; - struct intel_vgpu *vgpu = wa_ctx->workload->vgpu; + struct intel_vgpu_workload *workload = container_of(wa_ctx, + struct intel_vgpu_workload, + wa_ctx); + struct intel_vgpu *vgpu = workload->vgpu; if (wa_ctx->indirect_ctx.size == 0) return 0; diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index 5419ae6ec633..e0261fcc5b50 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -161,8 +161,9 @@ static unsigned char virtual_dp_monitor_edid[GVT_EDID_NUM][EDID_SIZE] = { #define DPCD_HEADER_SIZE 0xb +/* let the virtual display supports DP1.2 */ static u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { - 0x11, 0x0a, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + 0x12, 0x014, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; static void emulate_monitor_status_change(struct intel_vgpu *vgpu) @@ -172,26 +173,64 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) SDE_PORTC_HOTPLUG_CPT | SDE_PORTD_HOTPLUG_CPT); - if (IS_SKYLAKE(dev_priv)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { vgpu_vreg(vgpu, SDEISR) &= ~(SDE_PORTA_HOTPLUG_SPT | SDE_PORTE_HOTPLUG_SPT); + vgpu_vreg(vgpu, SKL_FUSE_STATUS) |= + SKL_FUSE_DOWNLOAD_STATUS | + SKL_FUSE_PG0_DIST_STATUS | + SKL_FUSE_PG1_DIST_STATUS | + SKL_FUSE_PG2_DIST_STATUS; + vgpu_vreg(vgpu, LCPLL1_CTL) |= + LCPLL_PLL_ENABLE | + LCPLL_PLL_LOCK; + vgpu_vreg(vgpu, LCPLL2_CTL) |= LCPLL_PLL_ENABLE; + + } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_B)) { - vgpu_vreg(vgpu, SDEISR) |= SDE_PORTB_HOTPLUG_CPT; vgpu_vreg(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDIB_DETECTED; + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= + ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | + TRANS_DDI_PORT_MASK); + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |= + (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | + (PORT_B << TRANS_DDI_PORT_SHIFT) | + TRANS_DDI_FUNC_ENABLE); + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_B)) |= DDI_BUF_CTL_ENABLE; + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_B)) &= ~DDI_BUF_IS_IDLE; + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTB_HOTPLUG_CPT; } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_C)) { vgpu_vreg(vgpu, SDEISR) |= SDE_PORTC_HOTPLUG_CPT; + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= + ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | + TRANS_DDI_PORT_MASK); + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |= + (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | + (PORT_C << TRANS_DDI_PORT_SHIFT) | + TRANS_DDI_FUNC_ENABLE); + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_C)) |= DDI_BUF_CTL_ENABLE; + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_C)) &= ~DDI_BUF_IS_IDLE; vgpu_vreg(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDIC_DETECTED; } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_D)) { vgpu_vreg(vgpu, SDEISR) |= SDE_PORTD_HOTPLUG_CPT; + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= + ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | + TRANS_DDI_PORT_MASK); + vgpu_vreg(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |= + (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | + (PORT_D << TRANS_DDI_PORT_SHIFT) | + TRANS_DDI_FUNC_ENABLE); + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_D)) |= DDI_BUF_CTL_ENABLE; + vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_D)) &= ~DDI_BUF_IS_IDLE; vgpu_vreg(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDID_DETECTED; } - if (IS_SKYLAKE(dev_priv) && + if ((IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) && intel_vgpu_has_monitor_on_port(vgpu, PORT_E)) { vgpu_vreg(vgpu, SDEISR) |= SDE_PORTE_HOTPLUG_SPT; } @@ -353,7 +392,7 @@ void intel_vgpu_clean_display(struct intel_vgpu *vgpu) { struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; - if (IS_SKYLAKE(dev_priv)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) clean_virtual_dp_monitor(vgpu, PORT_D); else clean_virtual_dp_monitor(vgpu, PORT_B); @@ -375,7 +414,7 @@ int intel_vgpu_init_display(struct intel_vgpu *vgpu, u64 resolution) intel_vgpu_init_i2c_edid(vgpu); - if (IS_SKYLAKE(dev_priv)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) return setup_virtual_dp_monitor(vgpu, PORT_D, GVT_DP_D, resolution); else diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index f1f426a97aa9..dca989eb2d42 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -56,8 +56,8 @@ static int context_switch_events[] = { static int ring_id_to_context_switch_event(int ring_id) { - if (WARN_ON(ring_id < RCS && ring_id > - ARRAY_SIZE(context_switch_events))) + if (WARN_ON(ring_id < RCS || + ring_id >= ARRAY_SIZE(context_switch_events))) return -EINVAL; return context_switch_events[ring_id]; @@ -394,9 +394,11 @@ static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) static int update_wa_ctx_2_shadow_ctx(struct intel_shadow_wa_ctx *wa_ctx) { - int ring_id = wa_ctx->workload->ring_id; - struct i915_gem_context *shadow_ctx = - wa_ctx->workload->vgpu->shadow_ctx; + struct intel_vgpu_workload *workload = container_of(wa_ctx, + struct intel_vgpu_workload, + wa_ctx); + int ring_id = workload->ring_id; + struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx; struct drm_i915_gem_object *ctx_obj = shadow_ctx->engine[ring_id].state->obj; struct execlist_ring_context *shadow_ring_context; @@ -680,15 +682,12 @@ static int submit_context(struct intel_vgpu *vgpu, int ring_id, CACHELINE_BYTES; workload->wa_ctx.per_ctx.guest_gma = per_ctx & PER_CTX_ADDR_MASK; - workload->wa_ctx.workload = workload; WARN_ON(workload->wa_ctx.indirect_ctx.size && !(per_ctx & 0x1)); } if (emulate_schedule_in) - memcpy(&workload->elsp_dwords, - &vgpu->execlist[ring_id].elsp_dwords, - sizeof(workload->elsp_dwords)); + workload->elsp_dwords = vgpu->execlist[ring_id].elsp_dwords; gvt_dbg_el("workload %p ring id %d head %x tail %x start %x ctl %x\n", workload, ring_id, head, tail, start, ctl); @@ -775,7 +774,8 @@ static void init_vgpu_execlist(struct intel_vgpu *vgpu, int ring_id) _EL_OFFSET_STATUS_PTR); ctx_status_ptr.dw = vgpu_vreg(vgpu, ctx_status_ptr_reg); - ctx_status_ptr.read_ptr = ctx_status_ptr.write_ptr = 0x7; + ctx_status_ptr.read_ptr = 0; + ctx_status_ptr.write_ptr = 0x7; vgpu_vreg(vgpu, ctx_status_ptr_reg) = ctx_status_ptr.dw; } diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c index 933a7c211a1c..dce8d15f706f 100644 --- a/drivers/gpu/drm/i915/gvt/firmware.c +++ b/drivers/gpu/drm/i915/gvt/firmware.c @@ -75,11 +75,11 @@ static int expose_firmware_sysfs(struct intel_gvt *gvt) struct gvt_firmware_header *h; void *firmware; void *p; - unsigned long size; + unsigned long size, crc32_start; int i; int ret; - size = sizeof(*h) + info->mmio_size + info->cfg_space_size - 1; + size = sizeof(*h) + info->mmio_size + info->cfg_space_size; firmware = vzalloc(size); if (!firmware) return -ENOMEM; @@ -112,6 +112,9 @@ static int expose_firmware_sysfs(struct intel_gvt *gvt) memcpy(gvt->firmware.mmio, p, info->mmio_size); + crc32_start = offsetof(struct gvt_firmware_header, crc32) + 4; + h->crc32 = crc32_le(0, firmware + crc32_start, size - crc32_start); + firmware_attr.size = size; firmware_attr.private = firmware; @@ -234,7 +237,7 @@ int intel_gvt_load_firmware(struct intel_gvt *gvt) firmware->mmio = mem; - sprintf(path, "%s/vid_0x%04x_did_0x%04x_rid_0x%04x.golden_hw_state", + sprintf(path, "%s/vid_0x%04x_did_0x%04x_rid_0x%02x.golden_hw_state", GVT_FIRMWARE_PATH, pdev->vendor, pdev->device, pdev->revision); diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index b832bea64e03..c6f0077f590d 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -2224,7 +2224,8 @@ int intel_gvt_init_gtt(struct intel_gvt *gvt) gvt_dbg_core("init gtt\n"); - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv) + || IS_KABYLAKE(gvt->dev_priv)) { gvt->gtt.pte_ops = &gen8_gtt_pte_ops; gvt->gtt.gma_ops = &gen8_gtt_gma_ops; gvt->gtt.mm_alloc_page_table = gen8_mm_alloc_page_table; @@ -2293,12 +2294,15 @@ void intel_gvt_clean_gtt(struct intel_gvt *gvt) void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu) { struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; u32 index; u32 offset; u32 num_entries; struct intel_gvt_gtt_entry e; + intel_runtime_pm_get(dev_priv); + memset(&e, 0, sizeof(struct intel_gvt_gtt_entry)); e.type = GTT_TYPE_GGTT_PTE; ops->set_pfn(&e, gvt->gtt.scratch_ggtt_mfn); @@ -2313,6 +2317,8 @@ void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu) num_entries = vgpu_hidden_sz(vgpu) >> PAGE_SHIFT; for (offset = 0; offset < num_entries; offset++) ops->set_entry(NULL, &e, index + offset, false, 0, vgpu); + + intel_runtime_pm_put(dev_priv); } /** diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 3b9d59e457ba..7dea5e5d5567 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -52,6 +52,8 @@ static const struct intel_gvt_ops intel_gvt_ops = { .vgpu_create = intel_gvt_create_vgpu, .vgpu_destroy = intel_gvt_destroy_vgpu, .vgpu_reset = intel_gvt_reset_vgpu, + .vgpu_activate = intel_gvt_activate_vgpu, + .vgpu_deactivate = intel_gvt_deactivate_vgpu, }; /** @@ -106,7 +108,8 @@ static void init_device_info(struct intel_gvt *gvt) struct intel_gvt_device_info *info = &gvt->device_info; struct pci_dev *pdev = gvt->dev_priv->drm.pdev; - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv) + || IS_KABYLAKE(gvt->dev_priv)) { info->max_support_vgpus = 8; info->cfg_space_size = 256; info->mmio_size = 2 * 1024 * 1024; @@ -143,6 +146,11 @@ static int gvt_service_thread(void *data) intel_gvt_emulate_vblank(gvt); mutex_unlock(&gvt->lock); } + + if (test_and_clear_bit(INTEL_GVT_REQUEST_SCHED, + (void *)&gvt->service_request)) { + intel_gvt_schedule(gvt); + } } return 0; @@ -196,6 +204,8 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) idr_destroy(&gvt->vgpu_idr); + intel_gvt_destroy_idle_vgpu(gvt->idle_vgpu); + kfree(dev_priv->gvt); dev_priv->gvt = NULL; } @@ -214,6 +224,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) int intel_gvt_init_device(struct drm_i915_private *dev_priv) { struct intel_gvt *gvt; + struct intel_vgpu *vgpu; int ret; /* @@ -286,6 +297,14 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) goto out_clean_types; } + vgpu = intel_gvt_create_idle_vgpu(gvt); + if (IS_ERR(vgpu)) { + ret = PTR_ERR(vgpu); + gvt_err("failed to create idle vgpu\n"); + goto out_clean_types; + } + gvt->idle_vgpu = vgpu; + gvt_dbg_core("gvt device initialization is done\n"); dev_priv->gvt = gvt; return 0; diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 6dfc48b63b71..930732e5c780 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -138,6 +138,10 @@ struct intel_vgpu_display { struct intel_vgpu_sbi sbi; }; +struct vgpu_sched_ctl { + int weight; +}; + struct intel_vgpu { struct intel_gvt *gvt; int id; @@ -147,6 +151,7 @@ struct intel_vgpu { bool failsafe; bool resetting; void *sched_data; + struct vgpu_sched_ctl sched_ctl; struct intel_vgpu_fence fence; struct intel_vgpu_gm gm; @@ -160,6 +165,7 @@ struct intel_vgpu { struct list_head workload_q_head[I915_NUM_ENGINES]; struct kmem_cache *workloads; atomic_t running_workload_num; + ktime_t last_ctx_submit_time; DECLARE_BITMAP(tlb_handle_pending, I915_NUM_ENGINES); struct i915_gem_context *shadow_ctx; @@ -215,6 +221,7 @@ struct intel_vgpu_type { unsigned int low_gm_size; unsigned int high_gm_size; unsigned int fence; + unsigned int weight; enum intel_vgpu_edid resolution; }; @@ -236,6 +243,7 @@ struct intel_gvt { DECLARE_HASHTABLE(cmd_table, GVT_CMD_HASH_BITS); struct intel_vgpu_type *types; unsigned int num_types; + struct intel_vgpu *idle_vgpu; struct task_struct *service_thread; wait_queue_head_t service_thread_wq; @@ -249,6 +257,7 @@ static inline struct intel_gvt *to_gvt(struct drm_i915_private *i915) enum { INTEL_GVT_REQUEST_EMULATE_VBLANK = 0, + INTEL_GVT_REQUEST_SCHED = 1, }; static inline void intel_gvt_request_service(struct intel_gvt *gvt, @@ -322,6 +331,8 @@ struct intel_vgpu_creation_params { __u64 resolution; __s32 primary; __u64 vgpu_id; + + __u32 weight; }; int intel_vgpu_alloc_resource(struct intel_vgpu *vgpu, @@ -376,13 +387,16 @@ static inline void intel_vgpu_write_pci_bar(struct intel_vgpu *vgpu, int intel_gvt_init_vgpu_types(struct intel_gvt *gvt); void intel_gvt_clean_vgpu_types(struct intel_gvt *gvt); +struct intel_vgpu *intel_gvt_create_idle_vgpu(struct intel_gvt *gvt); +void intel_gvt_destroy_idle_vgpu(struct intel_vgpu *vgpu); struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, struct intel_vgpu_type *type); void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu); void intel_gvt_reset_vgpu_locked(struct intel_vgpu *vgpu, bool dmlr, unsigned int engine_mask); void intel_gvt_reset_vgpu(struct intel_vgpu *vgpu); - +void intel_gvt_activate_vgpu(struct intel_vgpu *vgpu); +void intel_gvt_deactivate_vgpu(struct intel_vgpu *vgpu); /* validating GM functions */ #define vgpu_gmadr_is_aperture(vgpu, gmadr) \ @@ -449,6 +463,8 @@ struct intel_gvt_ops { struct intel_vgpu_type *); void (*vgpu_destroy)(struct intel_vgpu *); void (*vgpu_reset)(struct intel_vgpu *); + void (*vgpu_activate)(struct intel_vgpu *); + void (*vgpu_deactivate)(struct intel_vgpu *); }; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 6da9ae1618e3..0ad1a508e2af 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -68,6 +68,8 @@ unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt) return D_BDW; else if (IS_SKYLAKE(gvt->dev_priv)) return D_SKL; + else if (IS_KABYLAKE(gvt->dev_priv)) + return D_KBL; return 0; } @@ -234,7 +236,8 @@ static int mul_force_wake_write(struct intel_vgpu *vgpu, old = vgpu_vreg(vgpu, offset); new = CALC_MODE_MASK_REG(old, *(u32 *)p_data); - if (IS_SKYLAKE(vgpu->gvt->dev_priv)) { + if (IS_SKYLAKE(vgpu->gvt->dev_priv) + || IS_KABYLAKE(vgpu->gvt->dev_priv)) { switch (offset) { case FORCEWAKE_RENDER_GEN9_REG: ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG; @@ -823,8 +826,9 @@ static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu, write_vreg(vgpu, offset, p_data, bytes); data = vgpu_vreg(vgpu, offset); - if (IS_SKYLAKE(vgpu->gvt->dev_priv) && - offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) { + if ((IS_SKYLAKE(vgpu->gvt->dev_priv) + || IS_KABYLAKE(vgpu->gvt->dev_priv)) + && offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) { /* SKL DPB/C/D aux ctl register changed */ return 0; } else if (IS_BROADWELL(vgpu->gvt->dev_priv) && @@ -1311,7 +1315,8 @@ static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset, switch (cmd) { case GEN9_PCODE_READ_MEM_LATENCY: - if (IS_SKYLAKE(vgpu->gvt->dev_priv)) { + if (IS_SKYLAKE(vgpu->gvt->dev_priv) + || IS_KABYLAKE(vgpu->gvt->dev_priv)) { /** * "Read memory latency" command on gen9. * Below memory latency values are read @@ -1324,7 +1329,8 @@ static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset, } break; case SKL_PCODE_CDCLK_CONTROL: - if (IS_SKYLAKE(vgpu->gvt->dev_priv)) + if (IS_SKYLAKE(vgpu->gvt->dev_priv) + || IS_KABYLAKE(vgpu->gvt->dev_priv)) *data0 = SKL_CDCLK_READY_FOR_CHANGE; break; case GEN6_PCODE_READ_RC6VIDS: @@ -1418,6 +1424,7 @@ static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, execlist->elsp_dwords.data[execlist->elsp_dwords.index] = data; if (execlist->elsp_dwords.index == 3) { + vgpu->last_ctx_submit_time = ktime_get(); ret = intel_vgpu_submit_execlist(vgpu, ring_id); if(ret) gvt_vgpu_err("fail submit workload on ring %d\n", @@ -2592,219 +2599,232 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write); MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL); - MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); - MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); - MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); + MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL, + dp_aux_ch_ctl_mmio_write); + MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL, + dp_aux_ch_ctl_mmio_write); + MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL_PLUS, NULL, + dp_aux_ch_ctl_mmio_write); - MMIO_D(HSW_PWR_WELL_BIOS, D_SKL); - MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL, NULL, skl_power_well_ctl_write); + MMIO_D(HSW_PWR_WELL_BIOS, D_SKL_PLUS); + MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL_PLUS, NULL, + skl_power_well_ctl_write); + MMIO_DH(GEN6_PCODE_MAILBOX, D_SKL_PLUS, NULL, mailbox_write); MMIO_D(0xa210, D_SKL_PLUS); MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS); MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS); MMIO_DFH(GEN9_GAMT_ECO_REG_RW_IA, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); - MMIO_DH(0x4ddc, D_SKL, NULL, skl_misc_ctl_write); - MMIO_DH(0x42080, D_SKL, NULL, skl_misc_ctl_write); - MMIO_D(0x45504, D_SKL); - MMIO_D(0x45520, D_SKL); - MMIO_D(0x46000, D_SKL); - MMIO_DH(0x46010, D_SKL, NULL, skl_lcpll_write); - MMIO_DH(0x46014, D_SKL, NULL, skl_lcpll_write); - MMIO_D(0x6C040, D_SKL); - MMIO_D(0x6C048, D_SKL); - MMIO_D(0x6C050, D_SKL); - MMIO_D(0x6C044, D_SKL); - MMIO_D(0x6C04C, D_SKL); - MMIO_D(0x6C054, D_SKL); - MMIO_D(0x6c058, D_SKL); - MMIO_D(0x6c05c, D_SKL); - MMIO_DH(0X6c060, D_SKL, dpll_status_read, NULL); - - MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL, NULL, pf_write); - - MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL, NULL, pf_write); - - MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL, NULL, pf_write); - MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL, NULL, pf_write); - - MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL); - - MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL, NULL, NULL); - MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL, NULL, NULL); - MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL, NULL, NULL); - - MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - - MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - - MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - - MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); - - MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL, NULL, NULL); - - MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL, NULL, NULL); - MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL, NULL, NULL); - MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL); - - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL); - MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C0(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_A, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_A, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_A, 4), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C0(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_B, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_B, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_B, 4), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C0(PIPE_C, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_C, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_C, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C0(PIPE_C, 4), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C4(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_A, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_A, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_A, 4), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C4(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_B, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_B, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_B, 4), D_SKL, NULL, NULL); - - MMIO_DH(_REG_701C4(PIPE_C, 1), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_C, 2), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_C, 3), D_SKL, NULL, NULL); - MMIO_DH(_REG_701C4(PIPE_C, 4), D_SKL, NULL, NULL); - - MMIO_D(0x70380, D_SKL); - MMIO_D(0x71380, D_SKL); - MMIO_D(0x72380, D_SKL); - MMIO_D(0x7039c, D_SKL); - - MMIO_F(0x80000, 0x3000, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_D(0x8f074, D_SKL); - MMIO_D(0x8f004, D_SKL); - MMIO_D(0x8f034, D_SKL); - - MMIO_D(0xb11c, D_SKL); - - MMIO_D(0x51000, D_SKL); - MMIO_D(0x6c00c, D_SKL); - - MMIO_F(0xc800, 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL, NULL, NULL); - MMIO_F(0xb020, 0x80, F_CMD_ACCESS, 0, 0, D_SKL, NULL, NULL); - - MMIO_D(0xd08, D_SKL); - MMIO_DFH(0x20e0, D_SKL, F_MODE_MASK, NULL, NULL); - MMIO_DFH(0x20ec, D_SKL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL); + MMIO_DH(0x4ddc, D_SKL_PLUS, NULL, skl_misc_ctl_write); + MMIO_DH(0x42080, D_SKL_PLUS, NULL, skl_misc_ctl_write); + MMIO_D(0x45504, D_SKL_PLUS); + MMIO_D(0x45520, D_SKL_PLUS); + MMIO_D(0x46000, D_SKL_PLUS); + MMIO_DH(0x46010, D_SKL | D_KBL, NULL, skl_lcpll_write); + MMIO_DH(0x46014, D_SKL | D_KBL, NULL, skl_lcpll_write); + MMIO_D(0x6C040, D_SKL | D_KBL); + MMIO_D(0x6C048, D_SKL | D_KBL); + MMIO_D(0x6C050, D_SKL | D_KBL); + MMIO_D(0x6C044, D_SKL | D_KBL); + MMIO_D(0x6C04C, D_SKL | D_KBL); + MMIO_D(0x6C054, D_SKL | D_KBL); + MMIO_D(0x6c058, D_SKL | D_KBL); + MMIO_D(0x6c05c, D_SKL | D_KBL); + MMIO_DH(0X6c060, D_SKL | D_KBL, dpll_status_read, NULL); + + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write); + + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write); + + MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL_PLUS, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL_PLUS, NULL, pf_write); + + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL_PLUS, NULL, NULL); + MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL_PLUS, NULL, NULL); + MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL_PLUS, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + + MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL_PLUS, NULL, NULL); + MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL_PLUS, NULL, NULL); + MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_A, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_B, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_C, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_A, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_B, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_C, 1), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 2), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 3), D_SKL_PLUS, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 4), D_SKL_PLUS, NULL, NULL); + + MMIO_D(0x70380, D_SKL_PLUS); + MMIO_D(0x71380, D_SKL_PLUS); + MMIO_D(0x72380, D_SKL_PLUS); + MMIO_D(0x7039c, D_SKL_PLUS); + + MMIO_F(0x80000, 0x3000, 0, 0, 0, D_SKL_PLUS, NULL, NULL); + MMIO_D(0x8f074, D_SKL | D_KBL); + MMIO_D(0x8f004, D_SKL | D_KBL); + MMIO_D(0x8f034, D_SKL | D_KBL); + + MMIO_D(0xb11c, D_SKL | D_KBL); + + MMIO_D(0x51000, D_SKL | D_KBL); + MMIO_D(0x6c00c, D_SKL_PLUS); + + MMIO_F(0xc800, 0x7f8, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL); + MMIO_F(0xb020, 0x80, F_CMD_ACCESS, 0, 0, D_SKL | D_KBL, NULL, NULL); + + MMIO_D(0xd08, D_SKL_PLUS); + MMIO_DFH(0x20e0, D_SKL_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x20ec, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL); /* TRTT */ - MMIO_DFH(0x4de0, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(0x4de4, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(0x4de8, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(0x4dec, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(0x4df0, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(0x4df4, D_SKL, F_CMD_ACCESS, NULL, gen9_trtte_write); - MMIO_DH(0x4dfc, D_SKL, NULL, gen9_trtt_chicken_write); + MMIO_DFH(0x4de0, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x4de4, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x4de8, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x4dec, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x4df0, D_SKL | D_KBL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x4df4, D_SKL | D_KBL, F_CMD_ACCESS, NULL, gen9_trtte_write); + MMIO_DH(0x4dfc, D_SKL | D_KBL, NULL, gen9_trtt_chicken_write); - MMIO_D(0x45008, D_SKL); + MMIO_D(0x45008, D_SKL | D_KBL); - MMIO_D(0x46430, D_SKL); + MMIO_D(0x46430, D_SKL | D_KBL); - MMIO_D(0x46520, D_SKL); + MMIO_D(0x46520, D_SKL | D_KBL); - MMIO_D(0xc403c, D_SKL); - MMIO_D(0xb004, D_SKL); + MMIO_D(0xc403c, D_SKL | D_KBL); + MMIO_D(0xb004, D_SKL_PLUS); MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write); - MMIO_D(0x65900, D_SKL); - MMIO_D(0x1082c0, D_SKL); - MMIO_D(0x4068, D_SKL); - MMIO_D(0x67054, D_SKL); - MMIO_D(0x6e560, D_SKL); - MMIO_D(0x6e554, D_SKL); - MMIO_D(0x2b20, D_SKL); - MMIO_D(0x65f00, D_SKL); - MMIO_D(0x65f08, D_SKL); - MMIO_D(0x320f0, D_SKL); - - MMIO_DFH(_REG_VCS2_EXCC, D_SKL, F_CMD_ACCESS, NULL, NULL); - MMIO_D(0x70034, D_SKL); - MMIO_D(0x71034, D_SKL); - MMIO_D(0x72034, D_SKL); - - MMIO_D(_PLANE_KEYVAL_1(PIPE_A), D_SKL); - MMIO_D(_PLANE_KEYVAL_1(PIPE_B), D_SKL); - MMIO_D(_PLANE_KEYVAL_1(PIPE_C), D_SKL); - MMIO_D(_PLANE_KEYMSK_1(PIPE_A), D_SKL); - MMIO_D(_PLANE_KEYMSK_1(PIPE_B), D_SKL); - MMIO_D(_PLANE_KEYMSK_1(PIPE_C), D_SKL); - - MMIO_D(0x44500, D_SKL); + MMIO_D(0x65900, D_SKL_PLUS); + MMIO_D(0x1082c0, D_SKL | D_KBL); + MMIO_D(0x4068, D_SKL | D_KBL); + MMIO_D(0x67054, D_SKL | D_KBL); + MMIO_D(0x6e560, D_SKL | D_KBL); + MMIO_D(0x6e554, D_SKL | D_KBL); + MMIO_D(0x2b20, D_SKL | D_KBL); + MMIO_D(0x65f00, D_SKL | D_KBL); + MMIO_D(0x65f08, D_SKL | D_KBL); + MMIO_D(0x320f0, D_SKL | D_KBL); + + MMIO_DFH(_REG_VCS2_EXCC, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(_REG_VECS_EXCC, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_D(0x70034, D_SKL_PLUS); + MMIO_D(0x71034, D_SKL_PLUS); + MMIO_D(0x72034, D_SKL_PLUS); + + MMIO_D(_PLANE_KEYVAL_1(PIPE_A), D_SKL_PLUS); + MMIO_D(_PLANE_KEYVAL_1(PIPE_B), D_SKL_PLUS); + MMIO_D(_PLANE_KEYVAL_1(PIPE_C), D_SKL_PLUS); + MMIO_D(_PLANE_KEYMSK_1(PIPE_A), D_SKL_PLUS); + MMIO_D(_PLANE_KEYMSK_1(PIPE_B), D_SKL_PLUS); + MMIO_D(_PLANE_KEYMSK_1(PIPE_C), D_SKL_PLUS); + + MMIO_D(0x44500, D_SKL_PLUS); MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); - MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL, F_MODE_MASK | F_CMD_ACCESS, + MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL | D_KBL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL); + + MMIO_D(0x4ab8, D_KBL); + MMIO_D(0x940c, D_SKL_PLUS); + MMIO_D(0x2248, D_SKL_PLUS | D_KBL); + MMIO_D(0x4ab0, D_SKL | D_KBL); + MMIO_D(0x20d4, D_SKL | D_KBL); + return 0; } @@ -2881,7 +2901,8 @@ int intel_gvt_setup_mmio_info(struct intel_gvt *gvt) ret = init_broadwell_mmio_info(gvt); if (ret) goto err; - } else if (IS_SKYLAKE(dev_priv)) { + } else if (IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv)) { ret = init_broadwell_mmio_info(gvt); if (ret) goto err; diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c index 92bb247e3478..9d6812f0957f 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.c +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -580,7 +580,7 @@ static void gen8_init_irq( SET_BIT_INFO(irq, 4, PRIMARY_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); SET_BIT_INFO(irq, 5, SPRITE_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); - } else if (IS_SKYLAKE(gvt->dev_priv)) { + } else if (IS_SKYLAKE(gvt->dev_priv) || IS_KABYLAKE(gvt->dev_priv)) { SET_BIT_INFO(irq, 25, AUX_CHANNEL_B, INTEL_GVT_IRQ_INFO_DE_PORT); SET_BIT_INFO(irq, 26, AUX_CHANNEL_C, INTEL_GVT_IRQ_INFO_DE_PORT); SET_BIT_INFO(irq, 27, AUX_CHANNEL_D, INTEL_GVT_IRQ_INFO_DE_PORT); @@ -690,7 +690,8 @@ int intel_gvt_init_irq(struct intel_gvt *gvt) gvt_dbg_core("init irq framework\n"); - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv) + || IS_KABYLAKE(gvt->dev_priv)) { irq->ops = &gen8_irq_ops; irq->irq_map = gen8_irq_map; } else { diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index d641214578a7..1ae0b4083ce1 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -295,10 +295,12 @@ static ssize_t description_show(struct kobject *kobj, struct device *dev, return 0; return sprintf(buf, "low_gm_size: %dMB\nhigh_gm_size: %dMB\n" - "fence: %d\nresolution: %s\n", + "fence: %d\nresolution: %s\n" + "weight: %d\n", BYTES_TO_MB(type->low_gm_size), BYTES_TO_MB(type->high_gm_size), - type->fence, vgpu_edid_str(type->resolution)); + type->fence, vgpu_edid_str(type->resolution), + type->weight); } static MDEV_TYPE_ATTR_RO(available_instances); @@ -544,6 +546,8 @@ static int intel_vgpu_open(struct mdev_device *mdev) if (ret) goto undo_group; + intel_gvt_ops->vgpu_activate(vgpu); + atomic_set(&vgpu->vdev.released, 0); return ret; @@ -569,6 +573,8 @@ static void __intel_vgpu_release(struct intel_vgpu *vgpu) if (atomic_cmpxchg(&vgpu->vdev.released, 0, 1)) return; + intel_gvt_ops->vgpu_deactivate(vgpu); + ret = vfio_unregister_notifier(mdev_dev(vgpu->vdev.mdev), VFIO_IOMMU_NOTIFY, &vgpu->vdev.iommu_notifier); WARN(ret, "vfio_unregister_notifier for iommu failed: %d\n", ret); @@ -1146,8 +1152,40 @@ static long intel_vgpu_ioctl(struct mdev_device *mdev, unsigned int cmd, return 0; } +static ssize_t +vgpu_id_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + + if (mdev) { + struct intel_vgpu *vgpu = (struct intel_vgpu *) + mdev_get_drvdata(mdev); + return sprintf(buf, "%d\n", vgpu->id); + } + return sprintf(buf, "\n"); +} + +static DEVICE_ATTR_RO(vgpu_id); + +static struct attribute *intel_vgpu_attrs[] = { + &dev_attr_vgpu_id.attr, + NULL +}; + +static const struct attribute_group intel_vgpu_group = { + .name = "intel_vgpu", + .attrs = intel_vgpu_attrs, +}; + +static const struct attribute_group *intel_vgpu_groups[] = { + &intel_vgpu_group, + NULL, +}; + static const struct mdev_parent_ops intel_vgpu_ops = { .supported_type_groups = intel_vgpu_type_groups, + .mdev_attr_groups = intel_vgpu_groups, .create = intel_vgpu_create, .remove = intel_vgpu_remove, @@ -1340,13 +1378,6 @@ static int kvmgt_guest_init(struct mdev_device *mdev) static bool kvmgt_guest_exit(struct kvmgt_guest_info *info) { - struct intel_vgpu *vgpu = info->vgpu; - - if (!info) { - gvt_vgpu_err("kvmgt_guest_info invalid\n"); - return false; - } - kvm_page_track_unregister_notifier(info->kvm, &info->track_node); kvm_put_kvm(info->kvm); kvmgt_protect_table_destroy(info); diff --git a/drivers/gpu/drm/i915/gvt/mmio.h b/drivers/gpu/drm/i915/gvt/mmio.h index a3a027025cd0..7edd66f38ef9 100644 --- a/drivers/gpu/drm/i915/gvt/mmio.h +++ b/drivers/gpu/drm/i915/gvt/mmio.h @@ -44,20 +44,21 @@ struct intel_vgpu; #define D_HSW (1 << 2) #define D_BDW (1 << 3) #define D_SKL (1 << 4) +#define D_KBL (1 << 5) -#define D_GEN9PLUS (D_SKL) -#define D_GEN8PLUS (D_BDW | D_SKL) -#define D_GEN75PLUS (D_HSW | D_BDW | D_SKL) -#define D_GEN7PLUS (D_IVB | D_HSW | D_BDW | D_SKL) +#define D_GEN9PLUS (D_SKL | D_KBL) +#define D_GEN8PLUS (D_BDW | D_SKL | D_KBL) +#define D_GEN75PLUS (D_HSW | D_BDW | D_SKL | D_KBL) +#define D_GEN7PLUS (D_IVB | D_HSW | D_BDW | D_SKL | D_KBL) -#define D_SKL_PLUS (D_SKL) -#define D_BDW_PLUS (D_BDW | D_SKL) -#define D_HSW_PLUS (D_HSW | D_BDW | D_SKL) -#define D_IVB_PLUS (D_IVB | D_HSW | D_BDW | D_SKL) +#define D_SKL_PLUS (D_SKL | D_KBL) +#define D_BDW_PLUS (D_BDW | D_SKL | D_KBL) +#define D_HSW_PLUS (D_HSW | D_BDW | D_SKL | D_KBL) +#define D_IVB_PLUS (D_IVB | D_HSW | D_BDW | D_SKL | D_KBL) #define D_PRE_BDW (D_SNB | D_IVB | D_HSW) #define D_PRE_SKL (D_SNB | D_IVB | D_HSW | D_BDW) -#define D_ALL (D_SNB | D_IVB | D_HSW | D_BDW | D_SKL) +#define D_ALL (D_SNB | D_IVB | D_HSW | D_BDW | D_SKL | D_KBL) struct intel_gvt_mmio_info { u32 offset; diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c index 0beb83563b08..c6e7972ac21d 100644 --- a/drivers/gpu/drm/i915/gvt/render.c +++ b/drivers/gpu/drm/i915/gvt/render.c @@ -44,7 +44,7 @@ struct render_mmio { u32 value; }; -static struct render_mmio gen8_render_mmio_list[] = { +static struct render_mmio gen8_render_mmio_list[] __cacheline_aligned = { {RCS, _MMIO(0x229c), 0xffff, false}, {RCS, _MMIO(0x2248), 0x0, false}, {RCS, _MMIO(0x2098), 0x0, false}, @@ -75,7 +75,7 @@ static struct render_mmio gen8_render_mmio_list[] = { {BCS, _MMIO(0x22028), 0x0, false}, }; -static struct render_mmio gen9_render_mmio_list[] = { +static struct render_mmio gen9_render_mmio_list[] __cacheline_aligned = { {RCS, _MMIO(0x229c), 0xffff, false}, {RCS, _MMIO(0x2248), 0x0, false}, {RCS, _MMIO(0x2098), 0x0, false}, @@ -126,6 +126,18 @@ static struct render_mmio gen9_render_mmio_list[] = { {VCS2, _MMIO(0x1c028), 0xffff, false}, {VECS, _MMIO(0x1a028), 0xffff, false}, + + {RCS, _MMIO(0x7304), 0xffff, true}, + {RCS, _MMIO(0x2248), 0x0, false}, + {RCS, _MMIO(0x940c), 0x0, false}, + {RCS, _MMIO(0x4ab8), 0x0, false}, + + {RCS, _MMIO(0x4ab0), 0x0, false}, + {RCS, _MMIO(0x20d4), 0x0, false}, + + {RCS, _MMIO(0xb004), 0x0, false}, + {RCS, _MMIO(0x20a0), 0x0, false}, + {RCS, _MMIO(0x20e4), 0xffff, false}, }; static u32 gen9_render_mocs[I915_NUM_ENGINES][64]; @@ -159,7 +171,7 @@ static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id) */ fw = intel_uncore_forcewake_for_reg(dev_priv, reg, FW_REG_READ | FW_REG_WRITE); - if (ring_id == RCS && IS_SKYLAKE(dev_priv)) + if (ring_id == RCS && (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))) fw |= FORCEWAKE_RENDER; intel_uncore_forcewake_get(dev_priv, fw); @@ -192,9 +204,6 @@ static void load_mocs(struct intel_vgpu *vgpu, int ring_id) if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) return; - if (!IS_SKYLAKE(dev_priv)) - return; - offset.reg = regs[ring_id]; for (i = 0; i < 64; i++) { gen9_render_mocs[ring_id][i] = I915_READ(offset); @@ -230,9 +239,6 @@ static void restore_mocs(struct intel_vgpu *vgpu, int ring_id) if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) return; - if (!IS_SKYLAKE(dev_priv)) - return; - offset.reg = regs[ring_id]; for (i = 0; i < 64; i++) { vgpu_vreg(vgpu, offset) = I915_READ(offset); @@ -265,7 +271,8 @@ void intel_gvt_load_render_mmio(struct intel_vgpu *vgpu, int ring_id) u32 inhibit_mask = _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT); - if (IS_SKYLAKE(vgpu->gvt->dev_priv)) { + if (IS_SKYLAKE(vgpu->gvt->dev_priv) + || IS_KABYLAKE(vgpu->gvt->dev_priv)) { mmio = gen9_render_mmio_list; array_size = ARRAY_SIZE(gen9_render_mmio_list); load_mocs(vgpu, ring_id); @@ -312,7 +319,7 @@ void intel_gvt_restore_render_mmio(struct intel_vgpu *vgpu, int ring_id) u32 v; int i, array_size; - if (IS_SKYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { mmio = gen9_render_mmio_list; array_size = ARRAY_SIZE(gen9_render_mmio_list); restore_mocs(vgpu, ring_id); diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index 34b9acdf3479..79ba4b3440aa 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -47,19 +47,92 @@ static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) return false; } +struct vgpu_sched_data { + struct list_head lru_list; + struct intel_vgpu *vgpu; + + ktime_t sched_in_time; + ktime_t sched_out_time; + ktime_t sched_time; + ktime_t left_ts; + ktime_t allocated_ts; + + struct vgpu_sched_ctl sched_ctl; +}; + +struct gvt_sched_data { + struct intel_gvt *gvt; + struct hrtimer timer; + unsigned long period; + struct list_head lru_runq_head; +}; + +static void vgpu_update_timeslice(struct intel_vgpu *pre_vgpu) +{ + ktime_t delta_ts; + struct vgpu_sched_data *vgpu_data = pre_vgpu->sched_data; + + delta_ts = vgpu_data->sched_out_time - vgpu_data->sched_in_time; + + vgpu_data->sched_time += delta_ts; + vgpu_data->left_ts -= delta_ts; +} + +#define GVT_TS_BALANCE_PERIOD_MS 100 +#define GVT_TS_BALANCE_STAGE_NUM 10 + +static void gvt_balance_timeslice(struct gvt_sched_data *sched_data) +{ + struct vgpu_sched_data *vgpu_data; + struct list_head *pos; + static uint64_t stage_check; + int stage = stage_check++ % GVT_TS_BALANCE_STAGE_NUM; + + /* The timeslice accumulation reset at stage 0, which is + * allocated again without adding previous debt. + */ + if (stage == 0) { + int total_weight = 0; + ktime_t fair_timeslice; + + list_for_each(pos, &sched_data->lru_runq_head) { + vgpu_data = container_of(pos, struct vgpu_sched_data, lru_list); + total_weight += vgpu_data->sched_ctl.weight; + } + + list_for_each(pos, &sched_data->lru_runq_head) { + vgpu_data = container_of(pos, struct vgpu_sched_data, lru_list); + fair_timeslice = ms_to_ktime(GVT_TS_BALANCE_PERIOD_MS) * + vgpu_data->sched_ctl.weight / + total_weight; + + vgpu_data->allocated_ts = fair_timeslice; + vgpu_data->left_ts = vgpu_data->allocated_ts; + } + } else { + list_for_each(pos, &sched_data->lru_runq_head) { + vgpu_data = container_of(pos, struct vgpu_sched_data, lru_list); + + /* timeslice for next 100ms should add the left/debt + * slice of previous stages. + */ + vgpu_data->left_ts += vgpu_data->allocated_ts; + } + } +} + static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) { struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; enum intel_engine_id i; struct intel_engine_cs *engine; + struct vgpu_sched_data *vgpu_data; + ktime_t cur_time; /* no target to schedule */ if (!scheduler->next_vgpu) return; - gvt_dbg_sched("try to schedule next vgpu %d\n", - scheduler->next_vgpu->id); - /* * after the flag is set, workload dispatch thread will * stop dispatching workload for current vgpu @@ -68,14 +141,18 @@ static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) /* still have uncompleted workload? */ for_each_engine(engine, gvt->dev_priv, i) { - if (scheduler->current_workload[i]) { - gvt_dbg_sched("still have running workload\n"); + if (scheduler->current_workload[i]) return; - } } - gvt_dbg_sched("switch to next vgpu %d\n", - scheduler->next_vgpu->id); + cur_time = ktime_get(); + if (scheduler->current_vgpu) { + vgpu_data = scheduler->current_vgpu->sched_data; + vgpu_data->sched_out_time = cur_time; + vgpu_update_timeslice(scheduler->current_vgpu); + } + vgpu_data = scheduler->next_vgpu->sched_data; + vgpu_data->sched_in_time = cur_time; /* switch current vgpu */ scheduler->current_vgpu = scheduler->next_vgpu; @@ -88,97 +165,106 @@ static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) wake_up(&scheduler->waitq[i]); } -struct tbs_vgpu_data { - struct list_head list; - struct intel_vgpu *vgpu; - /* put some per-vgpu sched stats here */ -}; - -struct tbs_sched_data { - struct intel_gvt *gvt; - struct delayed_work work; - unsigned long period; - struct list_head runq_head; -}; - -#define GVT_DEFAULT_TIME_SLICE (msecs_to_jiffies(1)) - -static void tbs_sched_func(struct work_struct *work) +static struct intel_vgpu *find_busy_vgpu(struct gvt_sched_data *sched_data) { - struct tbs_sched_data *sched_data = container_of(work, - struct tbs_sched_data, work.work); - struct tbs_vgpu_data *vgpu_data; - - struct intel_gvt *gvt = sched_data->gvt; - struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; - + struct vgpu_sched_data *vgpu_data; struct intel_vgpu *vgpu = NULL; - struct list_head *pos, *head; - - mutex_lock(&gvt->lock); - - /* no vgpu or has already had a target */ - if (list_empty(&sched_data->runq_head) || scheduler->next_vgpu) - goto out; - - if (scheduler->current_vgpu) { - vgpu_data = scheduler->current_vgpu->sched_data; - head = &vgpu_data->list; - } else { - head = &sched_data->runq_head; - } + struct list_head *head = &sched_data->lru_runq_head; + struct list_head *pos; /* search a vgpu with pending workload */ list_for_each(pos, head) { - if (pos == &sched_data->runq_head) - continue; - vgpu_data = container_of(pos, struct tbs_vgpu_data, list); + vgpu_data = container_of(pos, struct vgpu_sched_data, lru_list); if (!vgpu_has_pending_workload(vgpu_data->vgpu)) continue; - vgpu = vgpu_data->vgpu; - break; + /* Return the vGPU only if it has time slice left */ + if (vgpu_data->left_ts > 0) { + vgpu = vgpu_data->vgpu; + break; + } } + return vgpu; +} + +/* in nanosecond */ +#define GVT_DEFAULT_TIME_SLICE 1000000 + +static void tbs_sched_func(struct gvt_sched_data *sched_data) +{ + struct intel_gvt *gvt = sched_data->gvt; + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + struct vgpu_sched_data *vgpu_data; + struct intel_vgpu *vgpu = NULL; + static uint64_t timer_check; + + if (!(timer_check++ % GVT_TS_BALANCE_PERIOD_MS)) + gvt_balance_timeslice(sched_data); + + /* no active vgpu or has already had a target */ + if (list_empty(&sched_data->lru_runq_head) || scheduler->next_vgpu) + goto out; + + vgpu = find_busy_vgpu(sched_data); if (vgpu) { scheduler->next_vgpu = vgpu; - gvt_dbg_sched("pick next vgpu %d\n", vgpu->id); + + /* Move the last used vGPU to the tail of lru_list */ + vgpu_data = vgpu->sched_data; + list_del_init(&vgpu_data->lru_list); + list_add_tail(&vgpu_data->lru_list, + &sched_data->lru_runq_head); + } else { + scheduler->next_vgpu = gvt->idle_vgpu; } out: - if (scheduler->next_vgpu) { - gvt_dbg_sched("try to schedule next vgpu %d\n", - scheduler->next_vgpu->id); + if (scheduler->next_vgpu) try_to_schedule_next_vgpu(gvt); - } +} - /* - * still have vgpu on runq - * or last schedule haven't finished due to running workload - */ - if (!list_empty(&sched_data->runq_head) || scheduler->next_vgpu) - schedule_delayed_work(&sched_data->work, sched_data->period); +void intel_gvt_schedule(struct intel_gvt *gvt) +{ + struct gvt_sched_data *sched_data = gvt->scheduler.sched_data; + mutex_lock(&gvt->lock); + tbs_sched_func(sched_data); mutex_unlock(&gvt->lock); } +static enum hrtimer_restart tbs_timer_fn(struct hrtimer *timer_data) +{ + struct gvt_sched_data *data; + + data = container_of(timer_data, struct gvt_sched_data, timer); + + intel_gvt_request_service(data->gvt, INTEL_GVT_REQUEST_SCHED); + + hrtimer_add_expires_ns(&data->timer, data->period); + + return HRTIMER_RESTART; +} + static int tbs_sched_init(struct intel_gvt *gvt) { struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; - struct tbs_sched_data *data; + struct gvt_sched_data *data; data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; - INIT_LIST_HEAD(&data->runq_head); - INIT_DELAYED_WORK(&data->work, tbs_sched_func); + INIT_LIST_HEAD(&data->lru_runq_head); + hrtimer_init(&data->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); + data->timer.function = tbs_timer_fn; data->period = GVT_DEFAULT_TIME_SLICE; data->gvt = gvt; scheduler->sched_data = data; + return 0; } @@ -186,25 +272,28 @@ static void tbs_sched_clean(struct intel_gvt *gvt) { struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; - struct tbs_sched_data *data = scheduler->sched_data; + struct gvt_sched_data *data = scheduler->sched_data; + + hrtimer_cancel(&data->timer); - cancel_delayed_work(&data->work); kfree(data); scheduler->sched_data = NULL; } static int tbs_sched_init_vgpu(struct intel_vgpu *vgpu) { - struct tbs_vgpu_data *data; + struct vgpu_sched_data *data; data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; + data->sched_ctl.weight = vgpu->sched_ctl.weight; data->vgpu = vgpu; - INIT_LIST_HEAD(&data->list); + INIT_LIST_HEAD(&data->lru_list); vgpu->sched_data = data; + return 0; } @@ -216,21 +305,24 @@ static void tbs_sched_clean_vgpu(struct intel_vgpu *vgpu) static void tbs_sched_start_schedule(struct intel_vgpu *vgpu) { - struct tbs_sched_data *sched_data = vgpu->gvt->scheduler.sched_data; - struct tbs_vgpu_data *vgpu_data = vgpu->sched_data; + struct gvt_sched_data *sched_data = vgpu->gvt->scheduler.sched_data; + struct vgpu_sched_data *vgpu_data = vgpu->sched_data; - if (!list_empty(&vgpu_data->list)) + if (!list_empty(&vgpu_data->lru_list)) return; - list_add_tail(&vgpu_data->list, &sched_data->runq_head); - schedule_delayed_work(&sched_data->work, 0); + list_add_tail(&vgpu_data->lru_list, &sched_data->lru_runq_head); + + if (!hrtimer_active(&sched_data->timer)) + hrtimer_start(&sched_data->timer, ktime_add_ns(ktime_get(), + sched_data->period), HRTIMER_MODE_ABS); } static void tbs_sched_stop_schedule(struct intel_vgpu *vgpu) { - struct tbs_vgpu_data *vgpu_data = vgpu->sched_data; + struct vgpu_sched_data *vgpu_data = vgpu->sched_data; - list_del_init(&vgpu_data->list); + list_del_init(&vgpu_data->lru_list); } static struct intel_gvt_sched_policy_ops tbs_schedule_ops = { diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.h b/drivers/gpu/drm/i915/gvt/sched_policy.h index bb8b9097e41a..ba00a5f7455f 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.h +++ b/drivers/gpu/drm/i915/gvt/sched_policy.h @@ -43,6 +43,8 @@ struct intel_gvt_sched_policy_ops { void (*stop_schedule)(struct intel_vgpu *vgpu); }; +void intel_gvt_schedule(struct intel_gvt *gvt); + int intel_gvt_init_sched_policy(struct intel_gvt *gvt); void intel_gvt_clean_sched_policy(struct intel_gvt *gvt); diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index d9a735310e75..bada32b33237 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -279,11 +279,8 @@ static struct intel_vgpu_workload *pick_next_workload( goto out; } - if (list_empty(workload_q_head(scheduler->current_vgpu, ring_id))) { - gvt_dbg_sched("ring id %d stop - no available workload\n", - ring_id); + if (list_empty(workload_q_head(scheduler->current_vgpu, ring_id))) goto out; - } /* * still have current workload, maybe the workload disptacher @@ -453,7 +450,8 @@ static int workload_thread(void *priv) struct intel_vgpu_workload *workload = NULL; struct intel_vgpu *vgpu = NULL; int ret; - bool need_force_wake = IS_SKYLAKE(gvt->dev_priv); + bool need_force_wake = IS_SKYLAKE(gvt->dev_priv) + || IS_KABYLAKE(gvt->dev_priv); DEFINE_WAIT_FUNC(wait, woken_wake_function); kfree(p); diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h index 2833dfa8c9ae..2cd725c0573e 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.h +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -67,7 +67,6 @@ struct shadow_per_ctx { }; struct intel_shadow_wa_ctx { - struct intel_vgpu_workload *workload; struct shadow_indirect_ctx indirect_ctx; struct shadow_per_ctx per_ctx; diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 41cfa5ccae84..6e3cbd8caec2 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -64,18 +64,28 @@ void populate_pvinfo_page(struct intel_vgpu *vgpu) WARN_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE); } +#define VGPU_MAX_WEIGHT 16 +#define VGPU_WEIGHT(vgpu_num) \ + (VGPU_MAX_WEIGHT / (vgpu_num)) + static struct { unsigned int low_mm; unsigned int high_mm; unsigned int fence; + + /* A vGPU with a weight of 8 will get twice as much GPU as a vGPU + * with a weight of 4 on a contended host, different vGPU type has + * different weight set. Legal weights range from 1 to 16. + */ + unsigned int weight; enum intel_vgpu_edid edid; char *name; } vgpu_types[] = { /* Fixed vGPU type table */ - { MB_TO_BYTES(64), MB_TO_BYTES(512), 4, GVT_EDID_1024_768, "8" }, - { MB_TO_BYTES(128), MB_TO_BYTES(512), 4, GVT_EDID_1920_1200, "4" }, - { MB_TO_BYTES(256), MB_TO_BYTES(1024), 4, GVT_EDID_1920_1200, "2" }, - { MB_TO_BYTES(512), MB_TO_BYTES(2048), 4, GVT_EDID_1920_1200, "1" }, + { MB_TO_BYTES(64), MB_TO_BYTES(384), 4, VGPU_WEIGHT(8), GVT_EDID_1024_768, "8" }, + { MB_TO_BYTES(128), MB_TO_BYTES(512), 4, VGPU_WEIGHT(4), GVT_EDID_1920_1200, "4" }, + { MB_TO_BYTES(256), MB_TO_BYTES(1024), 4, VGPU_WEIGHT(2), GVT_EDID_1920_1200, "2" }, + { MB_TO_BYTES(512), MB_TO_BYTES(2048), 4, VGPU_WEIGHT(1), GVT_EDID_1920_1200, "1" }, }; /** @@ -120,6 +130,12 @@ int intel_gvt_init_vgpu_types(struct intel_gvt *gvt) gvt->types[i].low_gm_size = vgpu_types[i].low_mm; gvt->types[i].high_gm_size = vgpu_types[i].high_mm; gvt->types[i].fence = vgpu_types[i].fence; + + if (vgpu_types[i].weight < 1 || + vgpu_types[i].weight > VGPU_MAX_WEIGHT) + return -EINVAL; + + gvt->types[i].weight = vgpu_types[i].weight; gvt->types[i].resolution = vgpu_types[i].edid; gvt->types[i].avail_instance = min(low_avail / vgpu_types[i].low_mm, high_avail / vgpu_types[i].high_mm); @@ -131,11 +147,12 @@ int intel_gvt_init_vgpu_types(struct intel_gvt *gvt) sprintf(gvt->types[i].name, "GVTg_V5_%s", vgpu_types[i].name); - gvt_dbg_core("type[%d]: %s avail %u low %u high %u fence %u res %s\n", + gvt_dbg_core("type[%d]: %s avail %u low %u high %u fence %u weight %u res %s\n", i, gvt->types[i].name, gvt->types[i].avail_instance, gvt->types[i].low_gm_size, gvt->types[i].high_gm_size, gvt->types[i].fence, + gvt->types[i].weight, vgpu_edid_str(gvt->types[i].resolution)); } @@ -179,20 +196,34 @@ static void intel_gvt_update_vgpu_types(struct intel_gvt *gvt) } /** - * intel_gvt_destroy_vgpu - destroy a virtual GPU + * intel_gvt_active_vgpu - activate a virtual GPU * @vgpu: virtual GPU * - * This function is called when user wants to destroy a virtual GPU. + * This function is called when user wants to activate a virtual GPU. * */ -void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) +void intel_gvt_activate_vgpu(struct intel_vgpu *vgpu) +{ + mutex_lock(&vgpu->gvt->lock); + vgpu->active = true; + mutex_unlock(&vgpu->gvt->lock); +} + +/** + * intel_gvt_deactive_vgpu - deactivate a virtual GPU + * @vgpu: virtual GPU + * + * This function is called when user wants to deactivate a virtual GPU. + * All virtual GPU runtime information will be destroyed. + * + */ +void intel_gvt_deactivate_vgpu(struct intel_vgpu *vgpu) { struct intel_gvt *gvt = vgpu->gvt; mutex_lock(&gvt->lock); vgpu->active = false; - idr_remove(&gvt->vgpu_idr, vgpu->id); if (atomic_read(&vgpu->running_workload_num)) { mutex_unlock(&gvt->lock); @@ -201,6 +232,26 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) } intel_vgpu_stop_schedule(vgpu); + + mutex_unlock(&gvt->lock); +} + +/** + * intel_gvt_destroy_vgpu - destroy a virtual GPU + * @vgpu: virtual GPU + * + * This function is called when user wants to destroy a virtual GPU. + * + */ +void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + + mutex_lock(&gvt->lock); + + WARN(vgpu->active, "vGPU is still active!\n"); + + idr_remove(&gvt->vgpu_idr, vgpu->id); intel_vgpu_clean_sched_policy(vgpu); intel_vgpu_clean_gvt_context(vgpu); intel_vgpu_clean_execlist(vgpu); @@ -216,6 +267,59 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) mutex_unlock(&gvt->lock); } +#define IDLE_VGPU_IDR 0 + +/** + * intel_gvt_create_idle_vgpu - create an idle virtual GPU + * @gvt: GVT device + * + * This function is called when user wants to create an idle virtual GPU. + * + * Returns: + * pointer to intel_vgpu, error pointer if failed. + */ +struct intel_vgpu *intel_gvt_create_idle_vgpu(struct intel_gvt *gvt) +{ + struct intel_vgpu *vgpu; + enum intel_engine_id i; + int ret; + + vgpu = vzalloc(sizeof(*vgpu)); + if (!vgpu) + return ERR_PTR(-ENOMEM); + + vgpu->id = IDLE_VGPU_IDR; + vgpu->gvt = gvt; + + for (i = 0; i < I915_NUM_ENGINES; i++) + INIT_LIST_HEAD(&vgpu->workload_q_head[i]); + + ret = intel_vgpu_init_sched_policy(vgpu); + if (ret) + goto out_free_vgpu; + + vgpu->active = false; + + return vgpu; + +out_free_vgpu: + vfree(vgpu); + return ERR_PTR(ret); +} + +/** + * intel_gvt_destroy_vgpu - destroy an idle virtual GPU + * @vgpu: virtual GPU + * + * This function is called when user wants to destroy an idle virtual GPU. + * + */ +void intel_gvt_destroy_idle_vgpu(struct intel_vgpu *vgpu) +{ + intel_vgpu_clean_sched_policy(vgpu); + vfree(vgpu); +} + static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, struct intel_vgpu_creation_params *param) { @@ -232,13 +336,15 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, mutex_lock(&gvt->lock); - ret = idr_alloc(&gvt->vgpu_idr, vgpu, 1, GVT_MAX_VGPU, GFP_KERNEL); + ret = idr_alloc(&gvt->vgpu_idr, vgpu, IDLE_VGPU_IDR + 1, GVT_MAX_VGPU, + GFP_KERNEL); if (ret < 0) goto out_free_vgpu; vgpu->id = ret; vgpu->handle = param->handle; vgpu->gvt = gvt; + vgpu->sched_ctl.weight = param->weight; bitmap_zero(vgpu->tlb_handle_pending, I915_NUM_ENGINES); intel_vgpu_init_cfg_space(vgpu, param->primary); @@ -277,7 +383,6 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_shadow_ctx; - vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; @@ -325,6 +430,7 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, param.low_gm_sz = type->low_gm_size; param.high_gm_sz = type->high_gm_size; param.fence_sz = type->fence; + param.weight = type->weight; param.resolution = type->resolution; /* XXX current param based on MB */ diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 47e707d83c4d..d689e511744e 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1012,9 +1012,12 @@ static int gpu_state_release(struct inode *inode, struct file *file) static int i915_gpu_info_open(struct inode *inode, struct file *file) { + struct drm_i915_private *i915 = inode->i_private; struct i915_gpu_state *gpu; - gpu = i915_capture_gpu_state(inode->i_private); + intel_runtime_pm_get(i915); + gpu = i915_capture_gpu_state(i915); + intel_runtime_pm_put(i915); if (!gpu) return -ENOMEM; @@ -1459,16 +1462,14 @@ static int ironlake_drpc_info(struct seq_file *m) static int i915_forcewake_domains(struct seq_file *m, void *data) { - struct drm_i915_private *dev_priv = node_to_i915(m->private); + struct drm_i915_private *i915 = node_to_i915(m->private); struct intel_uncore_forcewake_domain *fw_domain; + unsigned int tmp; - spin_lock_irq(&dev_priv->uncore.lock); - for_each_fw_domain(fw_domain, dev_priv) { + for_each_fw_domain(fw_domain, i915, tmp) seq_printf(m, "%s.wake_count = %u\n", intel_uncore_forcewake_domain_to_str(fw_domain->id), - fw_domain->wake_count); - } - spin_unlock_irq(&dev_priv->uncore.lock); + READ_ONCE(fw_domain->wake_count)); return 0; } @@ -1938,9 +1939,8 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) static void describe_ctx_ring(struct seq_file *m, struct intel_ring *ring) { - seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u, last head: %d)", - ring->space, ring->head, ring->tail, - ring->last_retired_head); + seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u)", + ring->space, ring->head, ring->tail); } static int i915_context_status(struct seq_file *m, void *unused) @@ -2474,9 +2474,9 @@ static void i915_guc_client_info(struct seq_file *m, enum intel_engine_id id; uint64_t tot = 0; - seq_printf(m, "\tPriority %d, GuC ctx index: %u, PD offset 0x%x\n", - client->priority, client->ctx_index, client->proc_desc_offset); - seq_printf(m, "\tDoorbell id %d, offset: 0x%x, cookie 0x%x\n", + seq_printf(m, "\tPriority %d, GuC stage index: %u, PD offset 0x%x\n", + client->priority, client->stage_id, client->proc_desc_offset); + seq_printf(m, "\tDoorbell id %d, offset: 0x%lx, cookie 0x%x\n", client->doorbell_id, client->doorbell_offset, client->doorbell_cookie); seq_printf(m, "\tWQ size %d, offset: 0x%x, tail %d\n", client->wq_size, client->wq_offset, client->wq_tail); @@ -2511,7 +2511,7 @@ static int i915_guc_info(struct seq_file *m, void *data) } seq_printf(m, "Doorbell map:\n"); - seq_printf(m, "\t%*pb\n", GUC_MAX_DOORBELLS, guc->doorbell_bitmap); + seq_printf(m, "\t%*pb\n", GUC_NUM_DOORBELLS, guc->doorbell_bitmap); seq_printf(m, "Doorbell next cacheline: 0x%x\n\n", guc->db_cacheline); seq_printf(m, "GuC total action count: %llu\n", guc->action_count); @@ -4129,7 +4129,9 @@ i915_wedged_get(void *data, u64 *val) static int i915_wedged_set(void *data, u64 val) { - struct drm_i915_private *dev_priv = data; + struct drm_i915_private *i915 = data; + struct intel_engine_cs *engine; + unsigned int tmp; /* * There is no safeguard against this debugfs entry colliding @@ -4139,13 +4141,17 @@ i915_wedged_set(void *data, u64 val) * while it is writing to 'i915_wedged' */ - if (i915_reset_backoff(&dev_priv->gpu_error)) + if (i915_reset_backoff(&i915->gpu_error)) return -EAGAIN; - i915_handle_error(dev_priv, val, - "Manually setting wedged to %llu", val); + for_each_engine_masked(engine, i915, val, tmp) { + engine->hangcheck.seqno = intel_engine_get_seqno(engine); + engine->hangcheck.stalled = true; + } + + i915_handle_error(i915, val, "Manually setting wedged to %llu", val); - wait_on_bit(&dev_priv->gpu_error.flags, + wait_on_bit(&i915->gpu_error.flags, I915_RESET_HANDOFF, TASK_UNINTERRUPTIBLE); @@ -4173,10 +4179,6 @@ fault_irq_set(struct drm_i915_private *i915, if (err) goto err_unlock; - /* Retire to kick idle work */ - i915_gem_retire_requests(i915); - GEM_BUG_ON(i915->gt.active_requests); - *irq = val; mutex_unlock(&i915->drm.struct_mutex); @@ -4280,7 +4282,7 @@ i915_drop_caches_set(void *data, u64 val) goto unlock; } - if (val & (DROP_RETIRE | DROP_ACTIVE)) + if (val & DROP_RETIRE) i915_gem_retire_requests(dev_priv); lockdep_set_current_reclaim_state(GFP_KERNEL); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 98b17070a123..3036d4835b0f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -549,6 +549,7 @@ static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { static void i915_gem_fini(struct drm_i915_private *dev_priv) { mutex_lock(&dev_priv->drm.struct_mutex); + intel_uc_fini_hw(dev_priv); i915_gem_cleanup_engines(dev_priv); i915_gem_context_fini(dev_priv); mutex_unlock(&dev_priv->drm.struct_mutex); @@ -609,7 +610,7 @@ static int i915_load_modeset_init(struct drm_device *dev) ret = i915_gem_init(dev_priv); if (ret) - goto cleanup_irq; + goto cleanup_uc; intel_modeset_gem_init(dev); @@ -631,9 +632,9 @@ cleanup_gem: if (i915_gem_suspend(dev_priv)) DRM_ERROR("failed to idle hardware; continuing to unload!\n"); i915_gem_fini(dev_priv); +cleanup_uc: + intel_uc_fini_fw(dev_priv); cleanup_irq: - intel_guc_fini(dev_priv); - intel_huc_fini(dev_priv); drm_irq_uninstall(dev); intel_teardown_gmbus(dev_priv); cleanup_csr: @@ -1351,9 +1352,8 @@ void i915_driver_unload(struct drm_device *dev) /* Flush any outstanding unpin_work. */ drain_workqueue(dev_priv->wq); - intel_guc_fini(dev_priv); - intel_huc_fini(dev_priv); i915_gem_fini(dev_priv); + intel_uc_fini_fw(dev_priv); intel_fbc_cleanup_cfb(dev_priv); intel_power_domains_fini(dev_priv); @@ -1469,8 +1469,6 @@ static int i915_drm_suspend(struct drm_device *dev) goto out; } - intel_guc_suspend(dev_priv); - intel_display_suspend(dev); intel_dp_mst_suspend(dev); @@ -2177,6 +2175,20 @@ static void vlv_restore_gunit_s0ix_state(struct drm_i915_private *dev_priv) I915_WRITE(VLV_GUNIT_CLOCK_GATE2, s->clock_gate_dis2); } +static int vlv_wait_for_pw_status(struct drm_i915_private *dev_priv, + u32 mask, u32 val) +{ + /* The HW does not like us polling for PW_STATUS frequently, so + * use the sleeping loop rather than risk the busy spin within + * intel_wait_for_register(). + * + * Transitioning between RC6 states should be at most 2ms (see + * valleyview_enable_rps) so use a 3ms timeout. + */ + return wait_for((I915_READ_NOTRACE(VLV_GTLC_PW_STATUS) & mask) == val, + 3); +} + int vlv_force_gfx_clock(struct drm_i915_private *dev_priv, bool force_on) { u32 val; @@ -2205,8 +2217,9 @@ int vlv_force_gfx_clock(struct drm_i915_private *dev_priv, bool force_on) static int vlv_allow_gt_wake(struct drm_i915_private *dev_priv, bool allow) { + u32 mask; u32 val; - int err = 0; + int err; val = I915_READ(VLV_GTLC_WAKE_CTRL); val &= ~VLV_GTLC_ALLOWWAKEREQ; @@ -2215,45 +2228,32 @@ static int vlv_allow_gt_wake(struct drm_i915_private *dev_priv, bool allow) I915_WRITE(VLV_GTLC_WAKE_CTRL, val); POSTING_READ(VLV_GTLC_WAKE_CTRL); - err = intel_wait_for_register(dev_priv, - VLV_GTLC_PW_STATUS, - VLV_GTLC_ALLOWWAKEACK, - allow, - 1); + mask = VLV_GTLC_ALLOWWAKEACK; + val = allow ? mask : 0; + + err = vlv_wait_for_pw_status(dev_priv, mask, val); if (err) DRM_ERROR("timeout disabling GT waking\n"); return err; } -static int vlv_wait_for_gt_wells(struct drm_i915_private *dev_priv, - bool wait_for_on) +static void vlv_wait_for_gt_wells(struct drm_i915_private *dev_priv, + bool wait_for_on) { u32 mask; u32 val; - int err; mask = VLV_GTLC_PW_MEDIA_STATUS_MASK | VLV_GTLC_PW_RENDER_STATUS_MASK; val = wait_for_on ? mask : 0; - if ((I915_READ(VLV_GTLC_PW_STATUS) & mask) == val) - return 0; - - DRM_DEBUG_KMS("waiting for GT wells to go %s (%08x)\n", - onoff(wait_for_on), - I915_READ(VLV_GTLC_PW_STATUS)); /* * RC6 transitioning can be delayed up to 2 msec (see * valleyview_enable_rps), use 3 msec for safety. */ - err = intel_wait_for_register(dev_priv, - VLV_GTLC_PW_STATUS, mask, val, - 3); - if (err) + if (vlv_wait_for_pw_status(dev_priv, mask, val)) DRM_ERROR("timeout waiting for GT wells to go %s\n", onoff(wait_for_on)); - - return err; } static void vlv_check_no_gt_access(struct drm_i915_private *dev_priv) @@ -2274,7 +2274,7 @@ static int vlv_suspend_complete(struct drm_i915_private *dev_priv) * Bspec defines the following GT well on flags as debug only, so * don't treat them as hard failures. */ - (void)vlv_wait_for_gt_wells(dev_priv, false); + vlv_wait_for_gt_wells(dev_priv, false); mask = VLV_GTLC_RENDER_CTX_EXISTS | VLV_GTLC_MEDIA_CTX_EXISTS; WARN_ON((I915_READ(VLV_GTLC_WAKE_CTRL) & mask) != mask); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a5947a496d0a..c9b0949f6c1a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -79,26 +79,8 @@ #define DRIVER_NAME "i915" #define DRIVER_DESC "Intel Graphics" -#define DRIVER_DATE "20170320" -#define DRIVER_TIMESTAMP 1489994464 - -#undef WARN_ON -/* Many gcc seem to no see through this and fall over :( */ -#if 0 -#define WARN_ON(x) ({ \ - bool __i915_warn_cond = (x); \ - if (__builtin_constant_p(__i915_warn_cond)) \ - BUILD_BUG_ON(__i915_warn_cond); \ - WARN(__i915_warn_cond, "WARN_ON(" #x ")"); }) -#else -#define WARN_ON(x) WARN((x), "%s", "WARN_ON(" __stringify(x) ")") -#endif - -#undef WARN_ON_ONCE -#define WARN_ON_ONCE(x) WARN_ONCE((x), "%s", "WARN_ON_ONCE(" __stringify(x) ")") - -#define MISSING_CASE(x) WARN(1, "Missing switch case (%lu) in %s\n", \ - (long) (x), __func__); +#define DRIVER_DATE "20170403" +#define DRIVER_TIMESTAMP 1491198738 /* Use I915_STATE_WARN(x) and I915_STATE_WARN_ON() (rather than WARN() and * WARN_ON()) for hw state sanity checks to check for unexpected conditions @@ -703,9 +685,9 @@ enum forcewake_domain_id { }; enum forcewake_domains { - FORCEWAKE_RENDER = (1 << FW_DOMAIN_ID_RENDER), - FORCEWAKE_BLITTER = (1 << FW_DOMAIN_ID_BLITTER), - FORCEWAKE_MEDIA = (1 << FW_DOMAIN_ID_MEDIA), + FORCEWAKE_RENDER = BIT(FW_DOMAIN_ID_RENDER), + FORCEWAKE_BLITTER = BIT(FW_DOMAIN_ID_BLITTER), + FORCEWAKE_MEDIA = BIT(FW_DOMAIN_ID_MEDIA), FORCEWAKE_ALL = (FORCEWAKE_RENDER | FORCEWAKE_BLITTER | FORCEWAKE_MEDIA) @@ -732,21 +714,25 @@ intel_uncore_forcewake_for_reg(struct drm_i915_private *dev_priv, struct intel_uncore_funcs { void (*force_wake_get)(struct drm_i915_private *dev_priv, - enum forcewake_domains domains); + enum forcewake_domains domains); void (*force_wake_put)(struct drm_i915_private *dev_priv, - enum forcewake_domains domains); - - uint8_t (*mmio_readb)(struct drm_i915_private *dev_priv, i915_reg_t r, bool trace); - uint16_t (*mmio_readw)(struct drm_i915_private *dev_priv, i915_reg_t r, bool trace); - uint32_t (*mmio_readl)(struct drm_i915_private *dev_priv, i915_reg_t r, bool trace); - uint64_t (*mmio_readq)(struct drm_i915_private *dev_priv, i915_reg_t r, bool trace); - - void (*mmio_writeb)(struct drm_i915_private *dev_priv, i915_reg_t r, - uint8_t val, bool trace); - void (*mmio_writew)(struct drm_i915_private *dev_priv, i915_reg_t r, - uint16_t val, bool trace); - void (*mmio_writel)(struct drm_i915_private *dev_priv, i915_reg_t r, - uint32_t val, bool trace); + enum forcewake_domains domains); + + uint8_t (*mmio_readb)(struct drm_i915_private *dev_priv, + i915_reg_t r, bool trace); + uint16_t (*mmio_readw)(struct drm_i915_private *dev_priv, + i915_reg_t r, bool trace); + uint32_t (*mmio_readl)(struct drm_i915_private *dev_priv, + i915_reg_t r, bool trace); + uint64_t (*mmio_readq)(struct drm_i915_private *dev_priv, + i915_reg_t r, bool trace); + + void (*mmio_writeb)(struct drm_i915_private *dev_priv, + i915_reg_t r, uint8_t val, bool trace); + void (*mmio_writew)(struct drm_i915_private *dev_priv, + i915_reg_t r, uint16_t val, bool trace); + void (*mmio_writel)(struct drm_i915_private *dev_priv, + i915_reg_t r, uint32_t val, bool trace); }; struct intel_forcewake_range { @@ -770,32 +756,35 @@ struct intel_uncore { enum forcewake_domains fw_domains; enum forcewake_domains fw_domains_active; + u32 fw_set; + u32 fw_clear; + u32 fw_reset; + struct intel_uncore_forcewake_domain { - struct drm_i915_private *i915; enum forcewake_domain_id id; enum forcewake_domains mask; unsigned wake_count; struct hrtimer timer; i915_reg_t reg_set; - u32 val_set; - u32 val_clear; i915_reg_t reg_ack; - i915_reg_t reg_post; - u32 val_reset; } fw_domain[FW_DOMAIN_ID_COUNT]; int unclaimed_mmio_check; }; +#define __mask_next_bit(mask) ({ \ + int __idx = ffs(mask) - 1; \ + mask &= ~BIT(__idx); \ + __idx; \ +}) + /* Iterate over initialised fw domains */ -#define for_each_fw_domain_masked(domain__, mask__, dev_priv__) \ - for ((domain__) = &(dev_priv__)->uncore.fw_domain[0]; \ - (domain__) < &(dev_priv__)->uncore.fw_domain[FW_DOMAIN_ID_COUNT]; \ - (domain__)++) \ - for_each_if ((mask__) & (domain__)->mask) +#define for_each_fw_domain_masked(domain__, mask__, dev_priv__, tmp__) \ + for (tmp__ = (mask__); \ + tmp__ ? (domain__ = &(dev_priv__)->uncore.fw_domain[__mask_next_bit(tmp__)]), 1 : 0;) -#define for_each_fw_domain(domain__, dev_priv__) \ - for_each_fw_domain_masked(domain__, FORCEWAKE_ALL, dev_priv__) +#define for_each_fw_domain(domain__, dev_priv__, tmp__) \ + for_each_fw_domain_masked(domain__, (dev_priv__)->uncore.fw_domains, dev_priv__, tmp__) #define CSR_VERSION(major, minor) ((major) << 16 | (minor)) #define CSR_VERSION_MAJOR(version) ((version) >> 16) @@ -846,6 +835,7 @@ struct intel_csr { func(has_resource_streamer); \ func(has_runtime_pm); \ func(has_snoop); \ + func(unfenced_needs_alignment); \ func(cursor_needs_physical); \ func(hws_needs_physical); \ func(overlay_needs_physical); \ @@ -2578,12 +2568,6 @@ static inline struct drm_i915_private *huc_to_i915(struct intel_huc *huc) (id__)++) \ for_each_if ((engine__) = (dev_priv__)->engine[(id__)]) -#define __mask_next_bit(mask) ({ \ - int __idx = ffs(mask) - 1; \ - mask &= ~BIT(__idx); \ - __idx; \ -}) - /* Iterator over subset of engines selected by mask */ #define for_each_engine_masked(engine__, dev_priv__, mask__, tmp__) \ for (tmp__ = mask__ & INTEL_INFO(dev_priv__)->ring_mask; \ @@ -3956,14 +3940,14 @@ u64 intel_rc6_residency_us(struct drm_i915_private *dev_priv, #define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg) #define __raw_read(x, s) \ -static inline uint##x##_t __raw_i915_read##x(struct drm_i915_private *dev_priv, \ +static inline uint##x##_t __raw_i915_read##x(const struct drm_i915_private *dev_priv, \ i915_reg_t reg) \ { \ return read##s(dev_priv->regs + i915_mmio_reg_offset(reg)); \ } #define __raw_write(x, s) \ -static inline void __raw_i915_write##x(struct drm_i915_private *dev_priv, \ +static inline void __raw_i915_write##x(const struct drm_i915_private *dev_priv, \ i915_reg_t reg, uint##x##_t val) \ { \ write##s(val, dev_priv->regs + i915_mmio_reg_offset(reg)); \ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 58e1db77d70e..532a577ff7a1 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2321,7 +2321,7 @@ rebuild_st: st->nents = 0; for (i = 0; i < page_count; i++) { page = shmem_read_mapping_page_gfp(mapping, i, gfp); - if (IS_ERR(page)) { + if (unlikely(IS_ERR(page))) { i915_gem_shrink(dev_priv, page_count, I915_SHRINK_BOUND | @@ -2329,12 +2329,21 @@ rebuild_st: I915_SHRINK_PURGEABLE); page = shmem_read_mapping_page_gfp(mapping, i, gfp); } - if (IS_ERR(page)) { + if (unlikely(IS_ERR(page))) { + gfp_t reclaim; + /* We've tried hard to allocate the memory by reaping * our own buffer, now let the real VM do its job and * go down in flames if truly OOM. + * + * However, since graphics tend to be disposable, + * defer the oom here by reporting the ENOMEM back + * to userspace. */ - page = shmem_read_mapping_page(mapping, i); + reclaim = mapping_gfp_mask(mapping); + reclaim |= __GFP_NORETRY; /* reclaim, but no oom */ + + page = shmem_read_mapping_page_gfp(mapping, i, reclaim); if (IS_ERR(page)) { ret = PTR_ERR(page); goto err_sg; @@ -2989,10 +2998,15 @@ void i915_gem_set_wedged(struct drm_i915_private *dev_priv) lockdep_assert_held(&dev_priv->drm.struct_mutex); set_bit(I915_WEDGED, &dev_priv->gpu_error.flags); + /* Retire completed requests first so the list of inflight/incomplete + * requests is accurate and we don't try and mark successful requests + * as in error during __i915_gem_set_wedged_BKL(). + */ + i915_gem_retire_requests(dev_priv); + stop_machine(__i915_gem_set_wedged_BKL, dev_priv, NULL); i915_gem_context_lost(dev_priv); - i915_gem_retire_requests(dev_priv); mod_delayed_work(dev_priv->wq, &dev_priv->gt.idle_work, 0); } @@ -3098,9 +3112,7 @@ i915_gem_idle_work_handler(struct work_struct *work) * Wait for last execlists context complete, but bail out in case a * new request is submitted. */ - wait_for(READ_ONCE(dev_priv->gt.active_requests) || - intel_engines_are_idle(dev_priv), - 10); + wait_for(intel_engines_are_idle(dev_priv), 10); if (READ_ONCE(dev_priv->gt.active_requests)) return; @@ -3259,6 +3271,29 @@ static int wait_for_timeline(struct i915_gem_timeline *tl, unsigned int flags) return 0; } +static int wait_for_engine(struct intel_engine_cs *engine, int timeout_ms) +{ + return wait_for(intel_engine_is_idle(engine), timeout_ms); +} + +static int wait_for_engines(struct drm_i915_private *i915) +{ + struct intel_engine_cs *engine; + enum intel_engine_id id; + + for_each_engine(engine, i915, id) { + if (GEM_WARN_ON(wait_for_engine(engine, 50))) { + i915_gem_set_wedged(i915); + return -EIO; + } + + GEM_BUG_ON(intel_engine_get_seqno(engine) != + intel_engine_last_submit(engine)); + } + + return 0; +} + int i915_gem_wait_for_idle(struct drm_i915_private *i915, unsigned int flags) { int ret; @@ -3273,13 +3308,16 @@ int i915_gem_wait_for_idle(struct drm_i915_private *i915, unsigned int flags) if (ret) return ret; } + + i915_gem_retire_requests(i915); + GEM_BUG_ON(i915->gt.active_requests); + + ret = wait_for_engines(i915); } else { ret = wait_for_timeline(&i915->gt.global_timeline, flags); - if (ret) - return ret; } - return 0; + return ret; } /** Flushes the GTT write domain for the object if it's dirty. */ @@ -3307,8 +3345,14 @@ i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj) * system agents we cannot reproduce this behaviour). */ wmb(); - if (INTEL_GEN(dev_priv) >= 6 && !HAS_LLC(dev_priv)) - POSTING_READ(RING_ACTHD(dev_priv->engine[RCS]->mmio_base)); + if (INTEL_GEN(dev_priv) >= 6 && !HAS_LLC(dev_priv)) { + if (intel_runtime_pm_get_if_in_use(dev_priv)) { + spin_lock_irq(&dev_priv->uncore.lock); + POSTING_READ_FW(RING_ACTHD(dev_priv->engine[RCS]->mmio_base)); + spin_unlock_irq(&dev_priv->uncore.lock); + intel_runtime_pm_put(dev_priv); + } + } intel_fb_obj_flush(obj, write_origin(obj, I915_GEM_DOMAIN_GTT)); @@ -4408,13 +4452,12 @@ int i915_gem_suspend(struct drm_i915_private *dev_priv) if (ret) goto err_unlock; - i915_gem_retire_requests(dev_priv); - GEM_BUG_ON(dev_priv->gt.active_requests); - assert_kernel_context_is_current(dev_priv); i915_gem_context_lost(dev_priv); mutex_unlock(&dev->struct_mutex); + intel_guc_suspend(dev_priv); + cancel_delayed_work_sync(&dev_priv->gpu_error.hangcheck_work); cancel_delayed_work_sync(&dev_priv->gt.retire_work); diff --git a/drivers/gpu/drm/i915/i915_gem_clflush.c b/drivers/gpu/drm/i915/i915_gem_clflush.c index d925fb582ba7..ffd01e02fe94 100644 --- a/drivers/gpu/drm/i915/i915_gem_clflush.c +++ b/drivers/gpu/drm/i915/i915_gem_clflush.c @@ -168,7 +168,7 @@ void i915_gem_clflush_object(struct drm_i915_gem_object *obj, i915_sw_fence_await_reservation(&clflush->wait, obj->resv, NULL, - false, I915_FENCE_TIMEOUT, + true, I915_FENCE_TIMEOUT, GFP_KERNEL); reservation_object_lock(obj->resv, NULL); diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 486051ed681d..8bd0c4966913 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -576,25 +576,25 @@ void i915_gem_context_close(struct drm_device *dev, struct drm_file *file) } static inline int -mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) +mi_set_context(struct drm_i915_gem_request *req, u32 flags) { struct drm_i915_private *dev_priv = req->i915; struct intel_engine_cs *engine = req->engine; enum intel_engine_id id; - u32 *cs, flags = hw_flags | MI_MM_SPACE_GTT; const int num_rings = - /* Use an extended w/a on ivb+ if signalling from other rings */ - i915.semaphores ? + /* Use an extended w/a on gen7 if signalling from other rings */ + (i915.semaphores && INTEL_GEN(dev_priv) == 7) ? INTEL_INFO(dev_priv)->num_rings - 1 : 0; int len; + u32 *cs; - /* These flags are for resource streamer on HSW+ */ + flags |= MI_MM_SPACE_GTT; if (IS_HASWELL(dev_priv) || INTEL_GEN(dev_priv) >= 8) - flags |= (HSW_MI_RS_SAVE_STATE_EN | HSW_MI_RS_RESTORE_STATE_EN); - else if (INTEL_GEN(dev_priv) < 8) - flags |= (MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN); - + /* These flags are for resource streamer on HSW+ */ + flags |= HSW_MI_RS_SAVE_STATE_EN | HSW_MI_RS_RESTORE_STATE_EN; + else + flags |= MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN; len = 4; if (INTEL_GEN(dev_priv) >= 7) diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 11898cd97596..f225bf680b6d 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -200,10 +200,10 @@ static const struct dma_buf_ops i915_dmabuf_ops = { .map_dma_buf = i915_gem_map_dma_buf, .unmap_dma_buf = i915_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, - .kmap = i915_gem_dmabuf_kmap, - .kmap_atomic = i915_gem_dmabuf_kmap_atomic, - .kunmap = i915_gem_dmabuf_kunmap, - .kunmap_atomic = i915_gem_dmabuf_kunmap_atomic, + .map = i915_gem_dmabuf_kmap, + .map_atomic = i915_gem_dmabuf_kmap_atomic, + .unmap = i915_gem_dmabuf_kunmap, + .unmap_atomic = i915_gem_dmabuf_kunmap_atomic, .mmap = i915_gem_dmabuf_mmap, .vmap = i915_gem_dmabuf_vmap, .vunmap = i915_gem_dmabuf_vunmap, diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 2da3a94fc9f3..51e365f70464 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -196,7 +196,6 @@ search_again: if (ret) return ret; - i915_gem_retire_requests(dev_priv); goto search_again; found: @@ -383,7 +382,6 @@ int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle) if (ret) return ret; - i915_gem_retire_requests(dev_priv); WARN_ON(!list_empty(&vm->active_list)); } diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index dd7181ed5eca..a3e59c8ef27b 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -890,6 +890,7 @@ i915_gem_execbuffer_reserve(struct intel_engine_cs *engine, struct list_head ordered_vmas; struct list_head pinned_vmas; bool has_fenced_gpu_access = INTEL_GEN(engine->i915) < 4; + bool needs_unfenced_map = INTEL_INFO(engine->i915)->unfenced_needs_alignment; int retry; vm = list_first_entry(vmas, struct i915_vma, exec_list)->vm; @@ -910,7 +911,8 @@ i915_gem_execbuffer_reserve(struct intel_engine_cs *engine, if (!has_fenced_gpu_access) entry->flags &= ~EXEC_OBJECT_NEEDS_FENCE; need_fence = - entry->flags & EXEC_OBJECT_NEEDS_FENCE && + (entry->flags & EXEC_OBJECT_NEEDS_FENCE || + needs_unfenced_map) && i915_gem_object_is_tiled(obj); need_mappable = need_fence || need_reloc_mappable(vma); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index cee9c4fec52a..8bab4aea63e6 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2364,7 +2364,7 @@ void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, struct i915_ggtt *ggtt = &dev_priv->ggtt; if (unlikely(ggtt->do_idle_maps)) { - if (i915_gem_wait_for_idle(dev_priv, I915_WAIT_LOCKED)) { + if (i915_gem_wait_for_idle(dev_priv, 0)) { DRM_ERROR("Failed to wait for idle; VT'd may hang.\n"); /* Wait a bit, in hopes it avoids the hang */ udelay(10); diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 0e8d1010cecb..5ddbc9499775 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -37,6 +37,17 @@ static const char *i915_fence_get_driver_name(struct dma_fence *fence) static const char *i915_fence_get_timeline_name(struct dma_fence *fence) { + /* The timeline struct (as part of the ppgtt underneath a context) + * may be freed when the request is no longer in use by the GPU. + * We could extend the life of a context to beyond that of all + * fences, possibly keeping the hw resource around indefinitely, + * or we just give them a false name. Since + * dma_fence_ops.get_timeline_name is a debug feature, the occasional + * lie seems justifiable. + */ + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return "signaled"; + return to_request(fence)->timeline->common->name; } @@ -180,7 +191,6 @@ i915_priotree_init(struct i915_priotree *pt) static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno) { - struct i915_gem_timeline *timeline = &i915->gt.global_timeline; struct intel_engine_cs *engine; enum intel_engine_id id; int ret; @@ -192,15 +202,10 @@ static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno) if (ret) return ret; - i915_gem_retire_requests(i915); - GEM_BUG_ON(i915->gt.active_requests > 1); - /* If the seqno wraps around, we need to clear the breadcrumb rbtree */ for_each_engine(engine, i915, id) { - struct intel_timeline *tl = &timeline->engine[id]; - - if (wait_for(intel_engine_is_idle(engine), 50)) - return -EBUSY; + struct i915_gem_timeline *timeline; + struct intel_timeline *tl = engine->timeline; if (!i915_seqno_passed(seqno, tl->seqno)) { /* spin until threads are complete */ @@ -211,14 +216,10 @@ static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno) /* Finally reset hw state */ tl->seqno = seqno; intel_engine_init_global_seqno(engine, seqno); - } - - list_for_each_entry(timeline, &i915->gt.timelines, link) { - for_each_engine(engine, i915, id) { - struct intel_timeline *tl = &timeline->engine[id]; - memset(tl->sync_seqno, 0, sizeof(tl->sync_seqno)); - } + list_for_each_entry(timeline, &i915->gt.timelines, link) + memset(timeline->engine[id].sync_seqno, 0, + sizeof(timeline->engine[id].sync_seqno)); } return 0; @@ -295,7 +296,7 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) * completion order. */ list_del(&request->ring_link); - request->ring->last_retired_head = request->postfix; + request->ring->head = request->postfix; if (!--request->i915->gt.active_requests) { GEM_BUG_ON(!request->i915->gt.awake); mod_delayed_work(request->i915->wq, @@ -651,6 +652,9 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, GEM_BUG_ON(to == from); + if (i915_gem_request_completed(from)) + return 0; + if (to->engine->schedule) { ret = i915_priotree_add_dependency(to->i915, &to->priotree, diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 2978acdd995e..129ed303a6c4 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -53,6 +53,17 @@ static bool i915_gem_shrinker_lock(struct drm_device *dev, bool *unlock) BUG(); } +static void i915_gem_shrinker_unlock(struct drm_device *dev, bool unlock) +{ + if (!unlock) + return; + + mutex_unlock(&dev->struct_mutex); + + /* expedite the RCU grace period to free some request slabs */ + synchronize_rcu_expedited(); +} + static bool any_vma_pinned(struct drm_i915_gem_object *obj) { struct i915_vma *vma; @@ -232,11 +243,8 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, intel_runtime_pm_put(dev_priv); i915_gem_retire_requests(dev_priv); - if (unlock) - mutex_unlock(&dev_priv->drm.struct_mutex); - /* expedite the RCU grace period to free some request slabs */ - synchronize_rcu_expedited(); + i915_gem_shrinker_unlock(&dev_priv->drm, unlock); return count; } @@ -296,8 +304,7 @@ i915_gem_shrinker_count(struct shrinker *shrinker, struct shrink_control *sc) count += obj->base.size >> PAGE_SHIFT; } - if (unlock) - mutex_unlock(&dev->struct_mutex); + i915_gem_shrinker_unlock(dev, unlock); return count; } @@ -324,8 +331,8 @@ i915_gem_shrinker_scan(struct shrinker *shrinker, struct shrink_control *sc) sc->nr_to_scan - freed, I915_SHRINK_BOUND | I915_SHRINK_UNBOUND); - if (unlock) - mutex_unlock(&dev->struct_mutex); + + i915_gem_shrinker_unlock(dev, unlock); return freed; } @@ -367,8 +374,7 @@ i915_gem_shrinker_unlock_uninterruptible(struct drm_i915_private *dev_priv, struct shrinker_lock_uninterruptible *slu) { dev_priv->mm.interruptible = slu->was_interruptible; - if (slu->unlock) - mutex_unlock(&dev_priv->drm.struct_mutex); + i915_gem_shrinker_unlock(&dev_priv->drm, slu->unlock); } static int diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 832ac9e45801..1642fff9cf13 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -30,16 +30,25 @@ /** * DOC: GuC-based command submission * - * i915_guc_client: - * We use the term client to avoid confusion with contexts. A i915_guc_client is - * equivalent to GuC object guc_context_desc. This context descriptor is - * allocated from a pool of 1024 entries. Kernel driver will allocate doorbell - * and workqueue for it. Also the process descriptor (guc_process_desc), which - * is mapped to client space. So the client can write Work Item then ring the - * doorbell. + * GuC client: + * A i915_guc_client refers to a submission path through GuC. Currently, there + * is only one of these (the execbuf_client) and this one is charged with all + * submissions to the GuC. This struct is the owner of a doorbell, a process + * descriptor and a workqueue (all of them inside a single gem object that + * contains all required pages for these elements). * - * To simplify the implementation, we allocate one gem object that contains all - * pages for doorbell, process descriptor and workqueue. + * GuC stage descriptor: + * During initialization, the driver allocates a static pool of 1024 such + * descriptors, and shares them with the GuC. + * Currently, there exists a 1:1 mapping between a i915_guc_client and a + * guc_stage_desc (via the client's stage_id), so effectively only one + * gets used. This stage descriptor lets the GuC know about the doorbell, + * workqueue and process descriptor. Theoretically, it also lets the GuC + * know about our HW contexts (context ID, etc...), but we actually + * employ a kind of submission where the GuC uses the LRCA sent via the work + * item instead (the single guc_stage_desc associated to execbuf client + * contains information about the default kernel context only, but this is + * essentially unused). This is called a "proxy" submission. * * The Scratch registers: * There are 16 MMIO-based registers start from 0xC180. The kernel driver writes @@ -62,34 +71,91 @@ * ELSP context descriptor dword into Work Item. * See guc_wq_item_append() * + * ADS: + * The Additional Data Struct (ADS) has pointers for different buffers used by + * the GuC. One single gem object contains the ADS struct itself (guc_ads), the + * scheduling policies (guc_policies), a structure describing a collection of + * register sets (guc_mmio_reg_state) and some extra pages for the GuC to save + * its internal state for sleep. + * */ +static inline bool is_high_priority(struct i915_guc_client* client) +{ + return client->priority <= GUC_CLIENT_PRIORITY_HIGH; +} + +static int __reserve_doorbell(struct i915_guc_client *client) +{ + unsigned long offset; + unsigned long end; + u16 id; + + GEM_BUG_ON(client->doorbell_id != GUC_DOORBELL_INVALID); + + /* + * The bitmap tracks which doorbell registers are currently in use. + * It is split into two halves; the first half is used for normal + * priority contexts, the second half for high-priority ones. + */ + offset = 0; + end = GUC_NUM_DOORBELLS/2; + if (is_high_priority(client)) { + offset = end; + end += offset; + } + + id = find_next_zero_bit(client->guc->doorbell_bitmap, offset, end); + if (id == end) + return -ENOSPC; + + __set_bit(id, client->guc->doorbell_bitmap); + client->doorbell_id = id; + DRM_DEBUG_DRIVER("client %u (high prio=%s) reserved doorbell: %d\n", + client->stage_id, yesno(is_high_priority(client)), + id); + return 0; +} + +static void __unreserve_doorbell(struct i915_guc_client *client) +{ + GEM_BUG_ON(client->doorbell_id == GUC_DOORBELL_INVALID); + + __clear_bit(client->doorbell_id, client->guc->doorbell_bitmap); + client->doorbell_id = GUC_DOORBELL_INVALID; +} + /* * Tell the GuC to allocate or deallocate a specific doorbell */ -static int guc_allocate_doorbell(struct intel_guc *guc, - struct i915_guc_client *client) +static int __guc_allocate_doorbell(struct intel_guc *guc, u32 stage_id) { u32 action[] = { INTEL_GUC_ACTION_ALLOCATE_DOORBELL, - client->ctx_index + stage_id }; return intel_guc_send(guc, action, ARRAY_SIZE(action)); } -static int guc_release_doorbell(struct intel_guc *guc, - struct i915_guc_client *client) +static int __guc_deallocate_doorbell(struct intel_guc *guc, u32 stage_id) { u32 action[] = { INTEL_GUC_ACTION_DEALLOCATE_DOORBELL, - client->ctx_index + stage_id }; return intel_guc_send(guc, action, ARRAY_SIZE(action)); } +static struct guc_stage_desc *__get_stage_desc(struct i915_guc_client *client) +{ + struct guc_stage_desc *base = client->guc->stage_desc_pool_vaddr; + + return &base[client->stage_id]; +} + /* * Initialise, update, or clear doorbell data shared with the GuC * @@ -97,107 +163,129 @@ static int guc_release_doorbell(struct intel_guc *guc, * client object which contains the page being used for the doorbell */ -static int guc_update_doorbell_id(struct intel_guc *guc, - struct i915_guc_client *client, - u16 new_id) +static void __update_doorbell_desc(struct i915_guc_client *client, u16 new_id) { - struct sg_table *sg = guc->ctx_pool_vma->pages; - void *doorbell_bitmap = guc->doorbell_bitmap; - struct guc_doorbell_info *doorbell; - struct guc_context_desc desc; - size_t len; + struct guc_stage_desc *desc; - doorbell = client->vaddr + client->doorbell_offset; + /* Update the GuC's idea of the doorbell ID */ + desc = __get_stage_desc(client); + desc->db_id = new_id; +} - if (client->doorbell_id != GUC_INVALID_DOORBELL_ID && - test_bit(client->doorbell_id, doorbell_bitmap)) { - /* Deactivate the old doorbell */ - doorbell->db_status = GUC_DOORBELL_DISABLED; - (void)guc_release_doorbell(guc, client); - __clear_bit(client->doorbell_id, doorbell_bitmap); - } +static struct guc_doorbell_info *__get_doorbell(struct i915_guc_client *client) +{ + return client->vaddr + client->doorbell_offset; +} - /* Update the GuC's idea of the doorbell ID */ - len = sg_pcopy_to_buffer(sg->sgl, sg->nents, &desc, sizeof(desc), - sizeof(desc) * client->ctx_index); - if (len != sizeof(desc)) - return -EFAULT; - desc.db_id = new_id; - len = sg_pcopy_from_buffer(sg->sgl, sg->nents, &desc, sizeof(desc), - sizeof(desc) * client->ctx_index); - if (len != sizeof(desc)) - return -EFAULT; - - client->doorbell_id = new_id; - if (new_id == GUC_INVALID_DOORBELL_ID) - return 0; +static bool has_doorbell(struct i915_guc_client *client) +{ + if (client->doorbell_id == GUC_DOORBELL_INVALID) + return false; - /* Activate the new doorbell */ - __set_bit(new_id, doorbell_bitmap); + return test_bit(client->doorbell_id, client->guc->doorbell_bitmap); +} + +static int __create_doorbell(struct i915_guc_client *client) +{ + struct guc_doorbell_info *doorbell; + int err; + + doorbell = __get_doorbell(client); doorbell->db_status = GUC_DOORBELL_ENABLED; doorbell->cookie = client->doorbell_cookie; - return guc_allocate_doorbell(guc, client); + + err = __guc_allocate_doorbell(client->guc, client->stage_id); + if (err) { + doorbell->db_status = GUC_DOORBELL_DISABLED; + doorbell->cookie = 0; + } + return err; } -static void guc_disable_doorbell(struct intel_guc *guc, - struct i915_guc_client *client) +static int __destroy_doorbell(struct i915_guc_client *client) { - (void)guc_update_doorbell_id(guc, client, GUC_INVALID_DOORBELL_ID); + struct drm_i915_private *dev_priv = guc_to_i915(client->guc); + struct guc_doorbell_info *doorbell; + u16 db_id = client->doorbell_id; - /* XXX: wait for any interrupts */ - /* XXX: wait for workqueue to drain */ + GEM_BUG_ON(db_id >= GUC_DOORBELL_INVALID); + + doorbell = __get_doorbell(client); + doorbell->db_status = GUC_DOORBELL_DISABLED; + doorbell->cookie = 0; + + /* Doorbell release flow requires that we wait for GEN8_DRB_VALID bit + * to go to zero after updating db_status before we call the GuC to + * release the doorbell */ + if (wait_for_us(!(I915_READ(GEN8_DRBREGL(db_id)) & GEN8_DRB_VALID), 10)) + WARN_ONCE(true, "Doorbell never became invalid after disable\n"); + + return __guc_deallocate_doorbell(client->guc, client->stage_id); } -static uint16_t -select_doorbell_register(struct intel_guc *guc, uint32_t priority) +static int create_doorbell(struct i915_guc_client *client) { - /* - * The bitmap tracks which doorbell registers are currently in use. - * It is split into two halves; the first half is used for normal - * priority contexts, the second half for high-priority ones. - * Note that logically higher priorities are numerically less than - * normal ones, so the test below means "is it high-priority?" - */ - const bool hi_pri = (priority <= GUC_CTX_PRIORITY_HIGH); - const uint16_t half = GUC_MAX_DOORBELLS / 2; - const uint16_t start = hi_pri ? half : 0; - const uint16_t end = start + half; - uint16_t id; + int ret; - id = find_next_zero_bit(guc->doorbell_bitmap, end, start); - if (id == end) - id = GUC_INVALID_DOORBELL_ID; + ret = __reserve_doorbell(client); + if (ret) + return ret; - DRM_DEBUG_DRIVER("assigned %s priority doorbell id 0x%x\n", - hi_pri ? "high" : "normal", id); + __update_doorbell_desc(client, client->doorbell_id); + + ret = __create_doorbell(client); + if (ret) + goto err; + + return 0; - return id; +err: + __update_doorbell_desc(client, GUC_DOORBELL_INVALID); + __unreserve_doorbell(client); + return ret; } -/* - * Select, assign and relase doorbell cachelines - * - * These functions track which doorbell cachelines are in use. - * The data they manipulate is protected by the intel_guc_send lock. - */ +static int destroy_doorbell(struct i915_guc_client *client) +{ + int err; + + GEM_BUG_ON(!has_doorbell(client)); + + /* XXX: wait for any interrupts */ + /* XXX: wait for workqueue to drain */ + + err = __destroy_doorbell(client); + if (err) + return err; + + __update_doorbell_desc(client, GUC_DOORBELL_INVALID); + + __unreserve_doorbell(client); -static uint32_t select_doorbell_cacheline(struct intel_guc *guc) + return 0; +} + +static unsigned long __select_cacheline(struct intel_guc* guc) { - const uint32_t cacheline_size = cache_line_size(); - uint32_t offset; + unsigned long offset; /* Doorbell uses a single cache line within a page */ offset = offset_in_page(guc->db_cacheline); /* Moving to next cache line to reduce contention */ - guc->db_cacheline += cacheline_size; - - DRM_DEBUG_DRIVER("selected doorbell cacheline 0x%x, next 0x%x, linesize %u\n", - offset, guc->db_cacheline, cacheline_size); + guc->db_cacheline += cache_line_size(); + DRM_DEBUG_DRIVER("reserved cacheline 0x%lx, next 0x%x, linesize %u\n", + offset, guc->db_cacheline, cache_line_size()); return offset; } +static inline struct guc_process_desc * +__get_process_desc(struct i915_guc_client *client) +{ + return client->vaddr + client->proc_desc_offset; +} + /* * Initialise the process descriptor shared with the GuC firmware. */ @@ -206,9 +294,7 @@ static void guc_proc_desc_init(struct intel_guc *guc, { struct guc_process_desc *desc; - desc = client->vaddr + client->proc_desc_offset; - - memset(desc, 0, sizeof(*desc)); + desc = memset(__get_process_desc(client), 0, sizeof(*desc)); /* * XXX: pDoorbell and WQVBaseAddress are pointers in process address @@ -219,42 +305,41 @@ static void guc_proc_desc_init(struct intel_guc *guc, desc->wq_base_addr = 0; desc->db_base_addr = 0; - desc->context_id = client->ctx_index; + desc->stage_id = client->stage_id; desc->wq_size_bytes = client->wq_size; desc->wq_status = WQ_STATUS_ACTIVE; desc->priority = client->priority; } /* - * Initialise/clear the context descriptor shared with the GuC firmware. + * Initialise/clear the stage descriptor shared with the GuC firmware. * * This descriptor tells the GuC where (in GGTT space) to find the important * data structures relating to this client (doorbell, process descriptor, * write queue, etc). */ - -static void guc_ctx_desc_init(struct intel_guc *guc, - struct i915_guc_client *client) +static void guc_stage_desc_init(struct intel_guc *guc, + struct i915_guc_client *client) { struct drm_i915_private *dev_priv = guc_to_i915(guc); struct intel_engine_cs *engine; struct i915_gem_context *ctx = client->owner; - struct guc_context_desc desc; - struct sg_table *sg; + struct guc_stage_desc *desc; unsigned int tmp; u32 gfx_addr; - memset(&desc, 0, sizeof(desc)); + desc = __get_stage_desc(client); + memset(desc, 0, sizeof(*desc)); - desc.attribute = GUC_CTX_DESC_ATTR_ACTIVE | GUC_CTX_DESC_ATTR_KERNEL; - desc.context_id = client->ctx_index; - desc.priority = client->priority; - desc.db_id = client->doorbell_id; + desc->attribute = GUC_STAGE_DESC_ATTR_ACTIVE | GUC_STAGE_DESC_ATTR_KERNEL; + desc->stage_id = client->stage_id; + desc->priority = client->priority; + desc->db_id = client->doorbell_id; for_each_engine_masked(engine, dev_priv, client->engines, tmp) { struct intel_context *ce = &ctx->engine[engine->id]; uint32_t guc_engine_id = engine->guc_id; - struct guc_execlist_context *lrc = &desc.lrc[guc_engine_id]; + struct guc_execlist_context *lrc = &desc->lrc[guc_engine_id]; /* TODO: We have a design issue to be solved here. Only when we * receive the first batch, we know which engine is used by the @@ -266,12 +351,22 @@ static void guc_ctx_desc_init(struct intel_guc *guc, if (!ce->state) break; /* XXX: continue? */ + /* + * XXX: When this is a GUC_STAGE_DESC_ATTR_KERNEL client (proxy + * submission or, in other words, not using a direct submission + * model) the KMD's LRCA is not used for any work submission. + * Instead, the GuC uses the LRCA of the user mode context (see + * guc_wq_item_append below). + */ lrc->context_desc = lower_32_bits(ce->lrc_desc); /* The state page is after PPHWSP */ - lrc->ring_lcra = + lrc->ring_lrca = guc_ggtt_offset(ce->state) + LRC_STATE_PN * PAGE_SIZE; - lrc->context_id = (client->ctx_index << GUC_ELC_CTXID_OFFSET) | + + /* XXX: In direct submission, the GuC wants the HW context id + * here. In proxy submission, it wants the stage id */ + lrc->context_id = (client->stage_id << GUC_ELC_CTXID_OFFSET) | (guc_engine_id << GUC_ELC_ENGINE_OFFSET); lrc->ring_begin = guc_ggtt_offset(ce->ring->vma); @@ -279,50 +374,36 @@ static void guc_ctx_desc_init(struct intel_guc *guc, lrc->ring_next_free_location = lrc->ring_begin; lrc->ring_current_tail_pointer_value = 0; - desc.engines_used |= (1 << guc_engine_id); + desc->engines_used |= (1 << guc_engine_id); } DRM_DEBUG_DRIVER("Host engines 0x%x => GuC engines used 0x%x\n", - client->engines, desc.engines_used); - WARN_ON(desc.engines_used == 0); + client->engines, desc->engines_used); + WARN_ON(desc->engines_used == 0); /* * The doorbell, process descriptor, and workqueue are all parts * of the client object, which the GuC will reference via the GGTT */ gfx_addr = guc_ggtt_offset(client->vma); - desc.db_trigger_phy = sg_dma_address(client->vma->pages->sgl) + + desc->db_trigger_phy = sg_dma_address(client->vma->pages->sgl) + client->doorbell_offset; - desc.db_trigger_cpu = - (uintptr_t)client->vaddr + client->doorbell_offset; - desc.db_trigger_uk = gfx_addr + client->doorbell_offset; - desc.process_desc = gfx_addr + client->proc_desc_offset; - desc.wq_addr = gfx_addr + client->wq_offset; - desc.wq_size = client->wq_size; - - /* - * XXX: Take LRCs from an existing context if this is not an - * IsKMDCreatedContext client - */ - desc.desc_private = (uintptr_t)client; + desc->db_trigger_cpu = (uintptr_t)__get_doorbell(client); + desc->db_trigger_uk = gfx_addr + client->doorbell_offset; + desc->process_desc = gfx_addr + client->proc_desc_offset; + desc->wq_addr = gfx_addr + client->wq_offset; + desc->wq_size = client->wq_size; - /* Pool context is pinned already */ - sg = guc->ctx_pool_vma->pages; - sg_pcopy_from_buffer(sg->sgl, sg->nents, &desc, sizeof(desc), - sizeof(desc) * client->ctx_index); + desc->desc_private = (uintptr_t)client; } -static void guc_ctx_desc_fini(struct intel_guc *guc, - struct i915_guc_client *client) +static void guc_stage_desc_fini(struct intel_guc *guc, + struct i915_guc_client *client) { - struct guc_context_desc desc; - struct sg_table *sg; - - memset(&desc, 0, sizeof(desc)); + struct guc_stage_desc *desc; - sg = guc->ctx_pool_vma->pages; - sg_pcopy_from_buffer(sg->sgl, sg->nents, &desc, sizeof(desc), - sizeof(desc) * client->ctx_index); + desc = __get_stage_desc(client); + memset(desc, 0, sizeof(*desc)); } /** @@ -345,8 +426,7 @@ int i915_guc_wq_reserve(struct drm_i915_gem_request *request) { const size_t wqi_size = sizeof(struct guc_wq_item); struct i915_guc_client *client = request->i915->guc.execbuf_client; - struct guc_process_desc *desc = client->vaddr + - client->proc_desc_offset; + struct guc_process_desc *desc = __get_process_desc(client); u32 freespace; int ret; @@ -391,19 +471,17 @@ static void guc_wq_item_append(struct i915_guc_client *client, const size_t wqi_size = sizeof(struct guc_wq_item); const u32 wqi_len = wqi_size/sizeof(u32) - 1; struct intel_engine_cs *engine = rq->engine; - struct guc_process_desc *desc; + struct guc_process_desc *desc = __get_process_desc(client); struct guc_wq_item *wqi; u32 freespace, tail, wq_off; - desc = client->vaddr + client->proc_desc_offset; - /* Free space is guaranteed, see i915_guc_wq_reserve() above */ freespace = CIRC_SPACE(client->wq_tail, desc->head, client->wq_size); GEM_BUG_ON(freespace < wqi_size); /* The GuC firmware wants the tail index in QWords, not bytes */ tail = rq->tail; - GEM_BUG_ON(tail & 7); + assert_ring_tail_valid(rq->ring, rq->tail); tail >>= 3; GEM_BUG_ON(tail > WQ_RING_TAIL_MAX); @@ -436,19 +514,27 @@ static void guc_wq_item_append(struct i915_guc_client *client, /* The GuC wants only the low-order word of the context descriptor */ wqi->context_desc = (u32)intel_lr_context_descriptor(rq->ctx, engine); - wqi->ring_tail = tail << WQ_RING_TAIL_SHIFT; + wqi->submit_element_info = tail << WQ_RING_TAIL_SHIFT; wqi->fence_id = rq->global_seqno; } +static void guc_reset_wq(struct i915_guc_client *client) +{ + struct guc_process_desc *desc = __get_process_desc(client); + + desc->head = 0; + desc->tail = 0; + + client->wq_tail = 0; +} + static int guc_ring_doorbell(struct i915_guc_client *client) { - struct guc_process_desc *desc; + struct guc_process_desc *desc = __get_process_desc(client); union guc_doorbell_qw db_cmp, db_exc, db_ret; union guc_doorbell_qw *db; int attempt = 2, ret = -EAGAIN; - desc = client->vaddr + client->proc_desc_offset; - /* Update the tail so it is visible to GuC */ desc->tail = client->wq_tail; @@ -463,7 +549,7 @@ static int guc_ring_doorbell(struct i915_guc_client *client) db_exc.cookie = 1; /* pointer of current doorbell cacheline */ - db = client->vaddr + client->doorbell_offset; + db = (union guc_doorbell_qw *)__get_doorbell(client); while (attempt--) { /* lets ring the doorbell */ @@ -573,23 +659,10 @@ static bool i915_guc_dequeue(struct intel_engine_cs *engine) { struct execlist_port *port = engine->execlist_port; struct drm_i915_gem_request *last = port[0].request; - unsigned long flags; struct rb_node *rb; bool submit = false; - /* After execlist_first is updated, the tasklet will be rescheduled. - * - * If we are currently running (inside the tasklet) and a third - * party queues a request and so updates engine->execlist_first under - * the spinlock (which we have elided), it will atomically set the - * TASKLET_SCHED flag causing the us to be re-executed and pick up - * the change in state (the update to TASKLET_SCHED incurs a memory - * barrier making this cross-cpu checking safe). - */ - if (!READ_ONCE(engine->execlist_first)) - return false; - - spin_lock_irqsave(&engine->timeline->lock, flags); + spin_lock_irq(&engine->timeline->lock); rb = engine->execlist_first; while (rb) { struct drm_i915_gem_request *rq = @@ -609,8 +682,8 @@ static bool i915_guc_dequeue(struct intel_engine_cs *engine) RB_CLEAR_NODE(&rq->priotree.node); rq->priotree.priority = INT_MAX; - trace_i915_gem_request_in(rq, port - engine->execlist_port); i915_guc_submit(rq); + trace_i915_gem_request_in(rq, port - engine->execlist_port); last = rq; submit = true; } @@ -619,7 +692,7 @@ static bool i915_guc_dequeue(struct intel_engine_cs *engine) nested_enable_signaling(last); engine->execlist_first = rb; } - spin_unlock_irqrestore(&engine->timeline->lock, flags); + spin_unlock_irq(&engine->timeline->lock); return submit; } @@ -695,93 +768,100 @@ err: return vma; } -static void -guc_client_free(struct drm_i915_private *dev_priv, - struct i915_guc_client *client) +/* Check that a doorbell register is in the expected state */ +static bool doorbell_ok(struct intel_guc *guc, u16 db_id) { - struct intel_guc *guc = &dev_priv->guc; - - if (!client) - return; - - /* - * XXX: wait for any outstanding submissions before freeing memory. - * Be sure to drop any locks - */ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + u32 drbregl; + bool valid; - if (client->vaddr) { - /* - * If we got as far as setting up a doorbell, make sure we - * shut it down before unmapping & deallocating the memory. - */ - guc_disable_doorbell(guc, client); + GEM_BUG_ON(db_id >= GUC_DOORBELL_INVALID); - i915_gem_object_unpin_map(client->vma->obj); - } + drbregl = I915_READ(GEN8_DRBREGL(db_id)); + valid = drbregl & GEN8_DRB_VALID; - i915_vma_unpin_and_release(&client->vma); + if (test_bit(db_id, guc->doorbell_bitmap) == valid) + return true; - if (client->ctx_index != GUC_INVALID_CTX_ID) { - guc_ctx_desc_fini(guc, client); - ida_simple_remove(&guc->ctx_ids, client->ctx_index); - } + DRM_DEBUG_DRIVER("Doorbell %d has unexpected state (0x%x): valid=%s\n", + db_id, drbregl, yesno(valid)); - kfree(client); + return false; } -/* Check that a doorbell register is in the expected state */ -static bool guc_doorbell_check(struct intel_guc *guc, uint16_t db_id) +/* + * If the GuC thinks that the doorbell is unassigned (e.g. because we reset and + * reloaded the GuC FW) we can use this function to tell the GuC to reassign the + * doorbell to the rightful owner. + */ +static int __reset_doorbell(struct i915_guc_client* client, u16 db_id) { - struct drm_i915_private *dev_priv = guc_to_i915(guc); - i915_reg_t drbreg = GEN8_DRBREGL(db_id); - uint32_t value = I915_READ(drbreg); - bool enabled = (value & GUC_DOORBELL_ENABLED) != 0; - bool expected = test_bit(db_id, guc->doorbell_bitmap); - - if (enabled == expected) - return true; + int err; - DRM_DEBUG_DRIVER("Doorbell %d (reg 0x%x) 0x%x, should be %s\n", - db_id, drbreg.reg, value, - expected ? "active" : "inactive"); + __update_doorbell_desc(client, db_id); + err = __create_doorbell(client); + if (!err) + err = __destroy_doorbell(client); - return false; + return err; } /* - * Borrow the first client to set up & tear down each unused doorbell - * in turn, to ensure that all doorbell h/w is (re)initialised. + * Set up & tear down each unused doorbell in turn, to ensure that all doorbell + * HW is (re)initialised. For that end, we might have to borrow the first + * client. Also, tell GuC about all the doorbells in use by all clients. + * We do this because the KMD, the GuC and the doorbell HW can easily go out of + * sync (e.g. we can reset the GuC, but not the doorbel HW). */ -static void guc_init_doorbell_hw(struct intel_guc *guc) +static int guc_init_doorbell_hw(struct intel_guc *guc) { struct i915_guc_client *client = guc->execbuf_client; - uint16_t db_id; - int i, err; - - guc_disable_doorbell(guc, client); + bool recreate_first_client = false; + u16 db_id; + int ret; - for (i = 0; i < GUC_MAX_DOORBELLS; ++i) { - /* Skip if doorbell is OK */ - if (guc_doorbell_check(guc, i)) + /* For unused doorbells, make sure they are disabled */ + for_each_clear_bit(db_id, guc->doorbell_bitmap, GUC_NUM_DOORBELLS) { + if (doorbell_ok(guc, db_id)) continue; - err = guc_update_doorbell_id(guc, client, i); - if (err) - DRM_DEBUG_DRIVER("Doorbell %d update failed, err %d\n", - i, err); + if (has_doorbell(client)) { + /* Borrow execbuf_client (we will recreate it later) */ + destroy_doorbell(client); + recreate_first_client = true; + } + + ret = __reset_doorbell(client, db_id); + WARN(ret, "Doorbell %u reset failed, err %d\n", db_id, ret); } - db_id = select_doorbell_register(guc, client->priority); - WARN_ON(db_id == GUC_INVALID_DOORBELL_ID); + if (recreate_first_client) { + ret = __reserve_doorbell(client); + if (unlikely(ret)) { + DRM_ERROR("Couldn't re-reserve first client db: %d\n", ret); + return ret; + } + + __update_doorbell_desc(client, client->doorbell_id); + } - err = guc_update_doorbell_id(guc, client, db_id); - if (err) - DRM_WARN("Failed to restore doorbell to %d, err %d\n", - db_id, err); + /* Now for every client (and not only execbuf_client) make sure their + * doorbells are known by the GuC */ + //for (client = client_list; client != NULL; client = client->next) + { + ret = __create_doorbell(client); + if (ret) { + DRM_ERROR("Couldn't recreate client %u doorbell: %d\n", + client->stage_id, ret); + return ret; + } + } - /* Read back & verify all doorbell registers */ - for (i = 0; i < GUC_MAX_DOORBELLS; ++i) - (void)guc_doorbell_check(guc, i); + /* Read back & verify all (used & unused) doorbell registers */ + for (db_id = 0; db_id < GUC_NUM_DOORBELLS; ++db_id) + WARN_ON(!doorbell_ok(guc, db_id)); + + return 0; } /** @@ -807,49 +887,46 @@ guc_client_alloc(struct drm_i915_private *dev_priv, struct intel_guc *guc = &dev_priv->guc; struct i915_vma *vma; void *vaddr; - uint16_t db_id; + int ret; client = kzalloc(sizeof(*client), GFP_KERNEL); if (!client) - return NULL; + return ERR_PTR(-ENOMEM); - client->owner = ctx; client->guc = guc; + client->owner = ctx; client->engines = engines; client->priority = priority; - client->doorbell_id = GUC_INVALID_DOORBELL_ID; + client->doorbell_id = GUC_DOORBELL_INVALID; + client->wq_offset = GUC_DB_SIZE; + client->wq_size = GUC_WQ_SIZE; + spin_lock_init(&client->wq_lock); - client->ctx_index = (uint32_t)ida_simple_get(&guc->ctx_ids, 0, - GUC_MAX_GPU_CONTEXTS, GFP_KERNEL); - if (client->ctx_index >= GUC_MAX_GPU_CONTEXTS) { - client->ctx_index = GUC_INVALID_CTX_ID; - goto err; - } + ret = ida_simple_get(&guc->stage_ids, 0, GUC_MAX_STAGE_DESCRIPTORS, + GFP_KERNEL); + if (ret < 0) + goto err_client; + + client->stage_id = ret; /* The first page is doorbell/proc_desc. Two followed pages are wq. */ vma = intel_guc_allocate_vma(guc, GUC_DB_SIZE + GUC_WQ_SIZE); - if (IS_ERR(vma)) - goto err; + if (IS_ERR(vma)) { + ret = PTR_ERR(vma); + goto err_id; + } /* We'll keep just the first (doorbell/proc) page permanently kmap'd. */ client->vma = vma; vaddr = i915_gem_object_pin_map(vma->obj, I915_MAP_WB); - if (IS_ERR(vaddr)) - goto err; - + if (IS_ERR(vaddr)) { + ret = PTR_ERR(vaddr); + goto err_vma; + } client->vaddr = vaddr; - spin_lock_init(&client->wq_lock); - client->wq_offset = GUC_DB_SIZE; - client->wq_size = GUC_WQ_SIZE; - - db_id = select_doorbell_register(guc, client->priority); - if (db_id == GUC_INVALID_DOORBELL_ID) - /* XXX: evict a doorbell instead? */ - goto err; - - client->doorbell_offset = select_doorbell_cacheline(guc); + client->doorbell_offset = __select_cacheline(guc); /* * Since the doorbell only requires a single cacheline, we can save @@ -862,28 +939,47 @@ guc_client_alloc(struct drm_i915_private *dev_priv, client->proc_desc_offset = (GUC_DB_SIZE / 2); guc_proc_desc_init(guc, client); - guc_ctx_desc_init(guc, client); + guc_stage_desc_init(guc, client); - /* For runtime client allocation we need to enable the doorbell. Not - * required yet for the static execbuf_client as this special kernel - * client is enabled from i915_guc_submission_enable(). - * - * guc_update_doorbell_id(guc, client, db_id); - */ + ret = create_doorbell(client); + if (ret) + goto err_vaddr; - DRM_DEBUG_DRIVER("new priority %u client %p for engine(s) 0x%x: ctx_index %u\n", - priority, client, client->engines, client->ctx_index); - DRM_DEBUG_DRIVER("doorbell id %u, cacheline offset 0x%x\n", - client->doorbell_id, client->doorbell_offset); + DRM_DEBUG_DRIVER("new priority %u client %p for engine(s) 0x%x: stage_id %u\n", + priority, client, client->engines, client->stage_id); + DRM_DEBUG_DRIVER("doorbell id %u, cacheline offset 0x%lx\n", + client->doorbell_id, client->doorbell_offset); return client; -err: - guc_client_free(dev_priv, client); - return NULL; +err_vaddr: + i915_gem_object_unpin_map(client->vma->obj); +err_vma: + i915_vma_unpin_and_release(&client->vma); +err_id: + ida_simple_remove(&guc->stage_ids, client->stage_id); +err_client: + kfree(client); + return ERR_PTR(ret); } +static void guc_client_free(struct i915_guc_client *client) +{ + /* + * XXX: wait for any outstanding submissions before freeing memory. + * Be sure to drop any locks + */ + /* FIXME: in many cases, by the time we get here the GuC has been + * reset, so we cannot destroy the doorbell properly. Ignore the + * error message for now */ + destroy_doorbell(client); + guc_stage_desc_fini(client->guc, client); + i915_gem_object_unpin_map(client->vma->obj); + i915_vma_unpin_and_release(&client->vma); + ida_simple_remove(&client->guc->stage_ids, client->stage_id); + kfree(client); +} static void guc_policies_init(struct guc_policies *policies) { @@ -893,7 +989,7 @@ static void guc_policies_init(struct guc_policies *policies) policies->dpc_promote_time = 500000; policies->max_num_work_items = POLICY_MAX_NUM_WI; - for (p = 0; p < GUC_CTX_PRIORITY_NUM; p++) { + for (p = 0; p < GUC_CLIENT_PRIORITY_NUM; p++) { for (i = GUC_RENDER_ENGINE; i < GUC_MAX_ENGINES_NUM; i++) { policy = &policies->policy[p][i]; @@ -907,7 +1003,7 @@ static void guc_policies_init(struct guc_policies *policies) policies->is_valid = 1; } -static void guc_addon_create(struct intel_guc *guc) +static int guc_ads_create(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); struct i915_vma *vma; @@ -923,14 +1019,13 @@ static void guc_addon_create(struct intel_guc *guc) enum intel_engine_id id; u32 base; - vma = guc->ads_vma; - if (!vma) { - vma = intel_guc_allocate_vma(guc, PAGE_ALIGN(sizeof(*blob))); - if (IS_ERR(vma)) - return; + GEM_BUG_ON(guc->ads_vma); - guc->ads_vma = vma; - } + vma = intel_guc_allocate_vma(guc, PAGE_ALIGN(sizeof(*blob))); + if (IS_ERR(vma)) + return PTR_ERR(vma); + + guc->ads_vma = vma; page = i915_vma_first_page(vma); blob = kmap(page); @@ -940,11 +1035,11 @@ static void guc_addon_create(struct intel_guc *guc) /* MMIO reg state */ for_each_engine(engine, dev_priv, id) { - blob->reg_state.mmio_white_list[engine->guc_id].mmio_start = + blob->reg_state.white_list[engine->guc_id].mmio_start = engine->mmio_base + GUC_MMIO_WHITE_LIST_START; /* Nothing to be saved or restored for now. */ - blob->reg_state.mmio_white_list[engine->guc_id].count = 0; + blob->reg_state.white_list[engine->guc_id].count = 0; } /* @@ -967,67 +1062,75 @@ static void guc_addon_create(struct intel_guc *guc) blob->ads.reg_state_addr = base + ptr_offset(blob, reg_state); kunmap(page); + + return 0; +} + +static void guc_ads_destroy(struct intel_guc *guc) +{ + i915_vma_unpin_and_release(&guc->ads_vma); } /* - * Set up the memory resources to be shared with the GuC. At this point, - * we require just one object that can be mapped through the GGTT. + * Set up the memory resources to be shared with the GuC (via the GGTT) + * at firmware loading time. */ int i915_guc_submission_init(struct drm_i915_private *dev_priv) { - const size_t ctxsize = sizeof(struct guc_context_desc); - const size_t poolsize = GUC_MAX_GPU_CONTEXTS * ctxsize; - const size_t gemsize = round_up(poolsize, PAGE_SIZE); struct intel_guc *guc = &dev_priv->guc; struct i915_vma *vma; + void *vaddr; + int ret; - if (!HAS_GUC_SCHED(dev_priv)) + if (guc->stage_desc_pool) return 0; - /* Wipe bitmap & delete client in case of reinitialisation */ - bitmap_clear(guc->doorbell_bitmap, 0, GUC_MAX_DOORBELLS); - i915_guc_submission_disable(dev_priv); - - if (!i915.enable_guc_submission) - return 0; /* not enabled */ - - if (guc->ctx_pool_vma) - return 0; /* already allocated */ - - vma = intel_guc_allocate_vma(guc, gemsize); + vma = intel_guc_allocate_vma(guc, + PAGE_ALIGN(sizeof(struct guc_stage_desc) * + GUC_MAX_STAGE_DESCRIPTORS)); if (IS_ERR(vma)) return PTR_ERR(vma); - guc->ctx_pool_vma = vma; - ida_init(&guc->ctx_ids); - intel_guc_log_create(guc); - guc_addon_create(guc); - - guc->execbuf_client = guc_client_alloc(dev_priv, - INTEL_INFO(dev_priv)->ring_mask, - GUC_CTX_PRIORITY_KMD_NORMAL, - dev_priv->kernel_context); - if (!guc->execbuf_client) { - DRM_ERROR("Failed to create GuC client for execbuf!\n"); - goto err; + guc->stage_desc_pool = vma; + + vaddr = i915_gem_object_pin_map(guc->stage_desc_pool->obj, I915_MAP_WB); + if (IS_ERR(vaddr)) { + ret = PTR_ERR(vaddr); + goto err_vma; } + guc->stage_desc_pool_vaddr = vaddr; + + ret = intel_guc_log_create(guc); + if (ret < 0) + goto err_vaddr; + + ret = guc_ads_create(guc); + if (ret < 0) + goto err_log; + + ida_init(&guc->stage_ids); + return 0; -err: - i915_guc_submission_fini(dev_priv); - return -ENOMEM; +err_log: + intel_guc_log_destroy(guc); +err_vaddr: + i915_gem_object_unpin_map(guc->stage_desc_pool->obj); +err_vma: + i915_vma_unpin_and_release(&guc->stage_desc_pool); + return ret; } -static void guc_reset_wq(struct i915_guc_client *client) +void i915_guc_submission_fini(struct drm_i915_private *dev_priv) { - struct guc_process_desc *desc = client->vaddr + - client->proc_desc_offset; - - desc->head = 0; - desc->tail = 0; + struct intel_guc *guc = &dev_priv->guc; - client->wq_tail = 0; + ida_destroy(&guc->stage_ids); + guc_ads_destroy(guc); + intel_guc_log_destroy(guc); + i915_gem_object_unpin_map(guc->stage_desc_pool->obj); + i915_vma_unpin_and_release(&guc->stage_desc_pool); } static void guc_interrupts_capture(struct drm_i915_private *dev_priv) @@ -1072,20 +1175,60 @@ static void guc_interrupts_capture(struct drm_i915_private *dev_priv) dev_priv->rps.pm_intrmsk_mbz &= ~GEN8_PMINTR_DISABLE_REDIRECT_TO_GUC; } +static void guc_interrupts_release(struct drm_i915_private *dev_priv) +{ + struct intel_engine_cs *engine; + enum intel_engine_id id; + int irqs; + + /* + * tell all command streamers NOT to forward interrupts or vblank + * to GuC. + */ + irqs = _MASKED_FIELD(GFX_FORWARD_VBLANK_MASK, GFX_FORWARD_VBLANK_NEVER); + irqs |= _MASKED_BIT_DISABLE(GFX_INTERRUPT_STEERING); + for_each_engine(engine, dev_priv, id) + I915_WRITE(RING_MODE_GEN7(engine), irqs); + + /* route all GT interrupts to the host */ + I915_WRITE(GUC_BCS_RCS_IER, 0); + I915_WRITE(GUC_VCS2_VCS1_IER, 0); + I915_WRITE(GUC_WD_VECS_IER, 0); + + dev_priv->rps.pm_intrmsk_mbz |= GEN8_PMINTR_DISABLE_REDIRECT_TO_GUC; + dev_priv->rps.pm_intrmsk_mbz &= ~ARAT_EXPIRED_INTRMSK; +} + int i915_guc_submission_enable(struct drm_i915_private *dev_priv) { struct intel_guc *guc = &dev_priv->guc; struct i915_guc_client *client = guc->execbuf_client; struct intel_engine_cs *engine; enum intel_engine_id id; + int err; + + if (!client) { + client = guc_client_alloc(dev_priv, + INTEL_INFO(dev_priv)->ring_mask, + GUC_CLIENT_PRIORITY_KMD_NORMAL, + dev_priv->kernel_context); + if (IS_ERR(client)) { + DRM_ERROR("Failed to create GuC client for execbuf!\n"); + return PTR_ERR(client); + } - if (!client) - return -ENODEV; + guc->execbuf_client = client; + } - intel_guc_sample_forcewake(guc); + err = intel_guc_sample_forcewake(guc); + if (err) + goto err_execbuf_client; guc_reset_wq(client); - guc_init_doorbell_hw(guc); + + err = guc_init_doorbell_hw(guc); + if (err) + goto err_execbuf_client; /* Take over from manual control of ELSP (execlists) */ guc_interrupts_capture(dev_priv); @@ -1112,30 +1255,11 @@ int i915_guc_submission_enable(struct drm_i915_private *dev_priv) } return 0; -} -static void guc_interrupts_release(struct drm_i915_private *dev_priv) -{ - struct intel_engine_cs *engine; - enum intel_engine_id id; - int irqs; - - /* - * tell all command streamers NOT to forward interrupts or vblank - * to GuC. - */ - irqs = _MASKED_FIELD(GFX_FORWARD_VBLANK_MASK, GFX_FORWARD_VBLANK_NEVER); - irqs |= _MASKED_BIT_DISABLE(GFX_INTERRUPT_STEERING); - for_each_engine(engine, dev_priv, id) - I915_WRITE(RING_MODE_GEN7(engine), irqs); - - /* route all GT interrupts to the host */ - I915_WRITE(GUC_BCS_RCS_IER, 0); - I915_WRITE(GUC_VCS2_VCS1_IER, 0); - I915_WRITE(GUC_WD_VECS_IER, 0); - - dev_priv->rps.pm_intrmsk_mbz |= GEN8_PMINTR_DISABLE_REDIRECT_TO_GUC; - dev_priv->rps.pm_intrmsk_mbz &= ~ARAT_EXPIRED_INTRMSK; +err_execbuf_client: + guc_client_free(guc->execbuf_client); + guc->execbuf_client = NULL; + return err; } void i915_guc_submission_disable(struct drm_i915_private *dev_priv) @@ -1144,30 +1268,11 @@ void i915_guc_submission_disable(struct drm_i915_private *dev_priv) guc_interrupts_release(dev_priv); - if (!guc->execbuf_client) - return; - /* Revert back to manual ELSP submission */ intel_engines_reset_default_submission(dev_priv); -} - -void i915_guc_submission_fini(struct drm_i915_private *dev_priv) -{ - struct intel_guc *guc = &dev_priv->guc; - struct i915_guc_client *client; - client = fetch_and_zero(&guc->execbuf_client); - if (!client) - return; - - guc_client_free(dev_priv, client); - - i915_vma_unpin_and_release(&guc->ads_vma); - i915_vma_unpin_and_release(&guc->log.vma); - - if (guc->ctx_pool_vma) - ida_destroy(&guc->ctx_ids); - i915_vma_unpin_and_release(&guc->ctx_pool_vma); + guc_client_free(guc->execbuf_client); + guc->execbuf_client = NULL; } /** @@ -1196,7 +1301,6 @@ int intel_guc_suspend(struct drm_i915_private *dev_priv) return intel_guc_send(guc, data, ARRAY_SIZE(data)); } - /** * intel_guc_resume() - notify GuC resuming from suspend state * @dev_priv: i915 device private @@ -1222,5 +1326,3 @@ int intel_guc_resume(struct drm_i915_private *dev_priv) return intel_guc_send(guc, data, ARRAY_SIZE(data)); } - - diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 8163d5024ff8..fd97fe00cd0d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1742,8 +1742,8 @@ static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) I915_WRITE(SOFT_SCRATCH(15), msg & ~flush); /* Handle flush interrupt in bottom half */ - queue_work(dev_priv->guc.log.flush_wq, - &dev_priv->guc.log.flush_work); + queue_work(dev_priv->guc.log.runtime.flush_wq, + &dev_priv->guc.log.runtime.flush_work); dev_priv->guc.log.flush_interrupt_count++; } else { @@ -4252,12 +4252,12 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev_priv->rps.pm_intrmsk_mbz = 0; /* - * SNB,IVB can while VLV,CHV may hard hang on looping batchbuffer + * SNB,IVB,HSW can while VLV,CHV may hard hang on looping batchbuffer * if GEN6_PM_UP_EI_EXPIRED is masked. * * TODO: verify if this can be reproduced on VLV,CHV. */ - if (INTEL_INFO(dev_priv)->gen <= 7 && !IS_HASWELL(dev_priv)) + if (INTEL_INFO(dev_priv)->gen <= 7) dev_priv->rps.pm_intrmsk_mbz |= GEN6_PM_RP_UP_EI_EXPIRED; if (INTEL_INFO(dev_priv)->gen >= 8) diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 732101ed57fb..f87b0c4e564d 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -61,6 +61,7 @@ .has_overlay = 1, .overlay_needs_physical = 1, \ .has_gmch_display = 1, \ .hws_needs_physical = 1, \ + .unfenced_needs_alignment = 1, \ .ring_mask = RENDER_RING, \ GEN_DEFAULT_PIPEOFFSETS, \ CURSOR_OFFSETS @@ -102,6 +103,7 @@ static const struct intel_device_info intel_i915g_info = { .platform = INTEL_I915G, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .hws_needs_physical = 1, + .unfenced_needs_alignment = 1, }; static const struct intel_device_info intel_i915gm_info = { @@ -113,6 +115,7 @@ static const struct intel_device_info intel_i915gm_info = { .supports_tv = 1, .has_fbc = 1, .hws_needs_physical = 1, + .unfenced_needs_alignment = 1, }; static const struct intel_device_info intel_i945g_info = { @@ -121,6 +124,7 @@ static const struct intel_device_info intel_i945g_info = { .has_hotplug = 1, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .hws_needs_physical = 1, + .unfenced_needs_alignment = 1, }; static const struct intel_device_info intel_i945gm_info = { @@ -131,6 +135,7 @@ static const struct intel_device_info intel_i945gm_info = { .supports_tv = 1, .has_fbc = 1, .hws_needs_physical = 1, + .unfenced_needs_alignment = 1, }; static const struct intel_device_info intel_g33_info = { diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 8c121187ff39..060b171480d5 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -1705,7 +1705,7 @@ i915_perf_open_ioctl_locked(struct drm_i915_private *dev_priv, */ if (WARN_ON(stream->sample_flags != props->sample_flags)) { ret = -ENODEV; - goto err_alloc; + goto err_flags; } list_add(&stream->link, &dev_priv->perf.streams); @@ -1728,6 +1728,7 @@ i915_perf_open_ioctl_locked(struct drm_i915_private *dev_priv, err_open: list_del(&stream->link); +err_flags: if (stream->ops->destroy) stream->ops->destroy(stream); err_alloc: @@ -1793,6 +1794,11 @@ static int read_properties_unlocked(struct drm_i915_private *dev_priv, if (ret) return ret; + if (id == 0 || id >= DRM_I915_PERF_PROP_MAX) { + DRM_DEBUG("Unknown i915 perf property ID\n"); + return -EINVAL; + } + switch ((enum drm_i915_perf_property_id)id) { case DRM_I915_PERF_PROP_CTX_HANDLE: props->single_context = 1; @@ -1862,9 +1868,8 @@ static int read_properties_unlocked(struct drm_i915_private *dev_priv, props->oa_periodic = true; props->oa_period_exponent = value; break; - default: + case DRM_I915_PERF_PROP_MAX: MISSING_CASE(id); - DRM_DEBUG("Unknown i915 perf property ID\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 04c8f69fcc62..11b12f412492 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7829,7 +7829,14 @@ enum { #define TRANS_DDI_EDP_INPUT_B_ONOFF (5<<12) #define TRANS_DDI_EDP_INPUT_C_ONOFF (6<<12) #define TRANS_DDI_DP_VC_PAYLOAD_ALLOC (1<<8) +#define TRANS_DDI_HDMI_SCRAMBLER_CTS_ENABLE (1<<7) +#define TRANS_DDI_HDMI_SCRAMBLER_RESET_FREQ (1<<6) #define TRANS_DDI_BFI_ENABLE (1<<4) +#define TRANS_DDI_HIGH_TMDS_CHAR_RATE (1<<4) +#define TRANS_DDI_HDMI_SCRAMBLING (1<<0) +#define TRANS_DDI_HDMI_SCRAMBLING_MASK (TRANS_DDI_HDMI_SCRAMBLER_CTS_ENABLE \ + | TRANS_DDI_HDMI_SCRAMBLER_RESET_FREQ \ + | TRANS_DDI_HDMI_SCRAMBLING) /* DisplayPort Transport Control */ #define _DP_TP_CTL_A 0x64040 diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h index 94a3a3299910..c5455d36b617 100644 --- a/drivers/gpu/drm/i915/i915_utils.h +++ b/drivers/gpu/drm/i915/i915_utils.h @@ -25,6 +25,24 @@ #ifndef __I915_UTILS_H #define __I915_UTILS_H +#undef WARN_ON +/* Many gcc seem to no see through this and fall over :( */ +#if 0 +#define WARN_ON(x) ({ \ + bool __i915_warn_cond = (x); \ + if (__builtin_constant_p(__i915_warn_cond)) \ + BUILD_BUG_ON(__i915_warn_cond); \ + WARN(__i915_warn_cond, "WARN_ON(" #x ")"); }) +#else +#define WARN_ON(x) WARN((x), "%s", "WARN_ON(" __stringify(x) ")") +#endif + +#undef WARN_ON_ONCE +#define WARN_ON_ONCE(x) WARN_ONCE((x), "%s", "WARN_ON_ONCE(" __stringify(x) ")") + +#define MISSING_CASE(x) WARN(1, "Missing switch case (%lu) in %s\n", \ + (long)(x), __func__) + #if GCC_VERSION >= 70000 #define add_overflows(A, B) \ __builtin_add_overflow_p((A), (B), (typeof((A) + (B)))0) diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index ba986edee312..9ccbf26124c6 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -47,11 +47,12 @@ static unsigned int __intel_breadcrumbs_wakeup(struct intel_breadcrumbs *b) unsigned int intel_engine_wakeup(struct intel_engine_cs *engine) { struct intel_breadcrumbs *b = &engine->breadcrumbs; + unsigned long flags; unsigned int result; - spin_lock_irq(&b->irq_lock); + spin_lock_irqsave(&b->irq_lock, flags); result = __intel_breadcrumbs_wakeup(b); - spin_unlock_irq(&b->irq_lock); + spin_unlock_irqrestore(&b->irq_lock, flags); return result; } @@ -579,6 +580,8 @@ static int intel_breadcrumbs_signaler(void *arg) signaler_set_rtpriority(); do { + bool do_schedule = true; + set_current_state(TASK_INTERRUPTIBLE); /* We are either woken up by the interrupt bottom-half, @@ -625,9 +628,23 @@ static int intel_breadcrumbs_signaler(void *arg) spin_unlock_irq(&b->rb_lock); i915_gem_request_put(request); - } else { + + /* If the engine is saturated we may be continually + * processing completed requests. This angers the + * NMI watchdog if we never let anything else + * have access to the CPU. Let's pretend to be nice + * and relinquish the CPU if we burn through the + * entire RT timeslice! + */ + do_schedule = need_resched(); + } + + if (unlikely(do_schedule)) { DEFINE_WAIT(exec); + if (kthread_should_park()) + kthread_parkme(); + if (kthread_should_stop()) { GEM_BUG_ON(request); break; @@ -640,9 +657,6 @@ static int intel_breadcrumbs_signaler(void *arg) if (request) remove_wait_queue(&request->execute, &exec); - - if (kthread_should_park()) - kthread_parkme(); } i915_gem_request_put(request); } while (1); diff --git a/drivers/gpu/drm/i915/intel_cdclk.c b/drivers/gpu/drm/i915/intel_cdclk.c index c2cc33f3d888..dd3ad52b7dfe 100644 --- a/drivers/gpu/drm/i915/intel_cdclk.c +++ b/drivers/gpu/drm/i915/intel_cdclk.c @@ -1442,16 +1442,33 @@ static int bdw_adjust_min_pipe_pixel_rate(struct intel_crtc_state *crtc_state, if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled) pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95); - /* BSpec says "Do not use DisplayPort with CDCLK less than - * 432 MHz, audio enabled, port width x4, and link rate - * HBR2 (5.4 GHz), or else there may be audio corruption or - * screen corruption." + /* BSpec says "Do not use DisplayPort with CDCLK less than 432 MHz, + * audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else + * there may be audio corruption or screen corruption." This cdclk + * restriction for GLK is 316.8 MHz and since GLK can output two + * pixels per clock, the pixel rate becomes 2 * 316.8 MHz. */ if (intel_crtc_has_dp_encoder(crtc_state) && crtc_state->has_audio && crtc_state->port_clock >= 540000 && - crtc_state->lane_count == 4) - pixel_rate = max(432000, pixel_rate); + crtc_state->lane_count == 4) { + if (IS_GEMINILAKE(dev_priv)) + pixel_rate = max(2 * 316800, pixel_rate); + else + pixel_rate = max(432000, pixel_rate); + } + + /* According to BSpec, "The CD clock frequency must be at least twice + * the frequency of the Azalia BCLK." and BCLK is 96 MHz by default. + * The check for GLK has to be adjusted as the platform can output + * two pixels per clock. + */ + if (crtc_state->has_audio && INTEL_GEN(dev_priv) >= 9) { + if (IS_GEMINILAKE(dev_priv)) + pixel_rate = max(2 * 2 * 96000, pixel_rate); + else + pixel_rate = max(2 * 96000, pixel_rate); + } return pixel_rate; } diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c index 36832257cc9b..1575bde0cf90 100644 --- a/drivers/gpu/drm/i915/intel_csr.c +++ b/drivers/gpu/drm/i915/intel_csr.c @@ -49,7 +49,7 @@ MODULE_FIRMWARE(I915_CSR_SKL); MODULE_FIRMWARE(I915_CSR_BXT); #define BXT_CSR_VERSION_REQUIRED CSR_VERSION(1, 7) -#define FIRMWARE_URL "https://01.org/linuxgraphics/intel-linux-graphics-firmwares" +#define FIRMWARE_URL "https://01.org/linuxgraphics/downloads/firmware" diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index d8214ba8da14..0914ad96a71b 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -539,7 +539,7 @@ intel_ddi_get_buf_trans_fdi(struct drm_i915_private *dev_priv, * values in advance. This function programs the correct values for * DP/eDP/FDI use cases. */ -void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) +static void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); u32 iboost_bit = 0; @@ -806,7 +806,7 @@ void hsw_fdi_link_train(struct intel_crtc *crtc, DP_TP_CTL_ENABLE); } -void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder) +static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder) { struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base); struct intel_digital_port *intel_dig_port = @@ -837,7 +837,8 @@ intel_ddi_get_crtc_encoder(struct intel_crtc *crtc) return ret; } -static struct intel_encoder * +/* Finds the only possible encoder associated with the given CRTC. */ +struct intel_encoder * intel_ddi_get_crtc_new_encoder(struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); @@ -1127,72 +1128,6 @@ void intel_ddi_clock_get(struct intel_encoder *encoder, bxt_ddi_clock_get(encoder, pipe_config); } -static bool -hsw_ddi_pll_select(struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state, - struct intel_encoder *encoder) -{ - struct intel_shared_dpll *pll; - - pll = intel_get_shared_dpll(intel_crtc, crtc_state, - encoder); - if (!pll) - DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n", - pipe_name(intel_crtc->pipe)); - - return pll; -} - -static bool -skl_ddi_pll_select(struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state, - struct intel_encoder *encoder) -{ - struct intel_shared_dpll *pll; - - pll = intel_get_shared_dpll(intel_crtc, crtc_state, encoder); - if (pll == NULL) { - DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n", - pipe_name(intel_crtc->pipe)); - return false; - } - - return true; -} - -static bool -bxt_ddi_pll_select(struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state, - struct intel_encoder *encoder) -{ - return !!intel_get_shared_dpll(intel_crtc, crtc_state, encoder); -} - -/* - * Tries to find a *shared* PLL for the CRTC and store it in - * intel_crtc->ddi_pll_sel. - * - * For private DPLLs, compute_config() should do the selection for us. This - * function should be folded into compute_config() eventually. - */ -bool intel_ddi_pll_select(struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state) -{ - struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); - struct intel_encoder *encoder = - intel_ddi_get_crtc_new_encoder(crtc_state); - - if (IS_GEN9_BC(dev_priv)) - return skl_ddi_pll_select(intel_crtc, crtc_state, - encoder); - else if (IS_GEN9_LP(dev_priv)) - return bxt_ddi_pll_select(intel_crtc, crtc_state, - encoder); - else - return hsw_ddi_pll_select(intel_crtc, crtc_state, - encoder); -} - void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); @@ -1309,6 +1244,11 @@ void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state) temp |= TRANS_DDI_MODE_SELECT_HDMI; else temp |= TRANS_DDI_MODE_SELECT_DVI; + + if (crtc_state->hdmi_scrambling) + temp |= TRANS_DDI_HDMI_SCRAMBLING_MASK; + if (crtc_state->hdmi_high_tmds_clock_ratio) + temp |= TRANS_DDI_HIGH_TMDS_CHAR_RATE; } else if (type == INTEL_OUTPUT_ANALOG) { temp |= TRANS_DDI_MODE_SELECT_FDI; temp |= (crtc_state->fdi_lanes - 1) << 1; @@ -1676,8 +1616,8 @@ uint32_t ddi_signal_levels(struct intel_dp *intel_dp) return DDI_BUF_TRANS_SELECT(level); } -void intel_ddi_clk_select(struct intel_encoder *encoder, - struct intel_shared_dpll *pll) +static void intel_ddi_clk_select(struct intel_encoder *encoder, + struct intel_shared_dpll *pll) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); enum port port = intel_ddi_get_encoder_port(encoder); @@ -1881,6 +1821,12 @@ static void intel_enable_ddi(struct intel_encoder *intel_encoder, if (type == INTEL_OUTPUT_HDMI) { struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); + bool clock_ratio = pipe_config->hdmi_high_tmds_clock_ratio; + bool scrambling = pipe_config->hdmi_scrambling; + + intel_hdmi_handle_sink_scrambling(intel_encoder, + conn_state->connector, + clock_ratio, scrambling); /* In HDMI/DVI mode, the port width, and swing/emphasis values * are ignored so nothing special needs to be done besides @@ -1914,6 +1860,12 @@ static void intel_disable_ddi(struct intel_encoder *intel_encoder, if (old_crtc_state->has_audio) intel_audio_codec_disable(intel_encoder); + if (type == INTEL_OUTPUT_HDMI) { + intel_hdmi_handle_sink_scrambling(intel_encoder, + old_conn_state->connector, + false, false); + } + if (type == INTEL_OUTPUT_EDP) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); @@ -2040,6 +1992,12 @@ void intel_ddi_get_config(struct intel_encoder *encoder, if (intel_hdmi->infoframe_enabled(&encoder->base, pipe_config)) pipe_config->has_infoframe = true; + + if ((temp & TRANS_DDI_HDMI_SCRAMBLING_MASK) == + TRANS_DDI_HDMI_SCRAMBLING_MASK) + pipe_config->hdmi_scrambling = true; + if (temp & TRANS_DDI_HIGH_TMDS_CHAR_RATE) + pipe_config->hdmi_high_tmds_clock_ratio = true; /* fall through */ case TRANS_DDI_MODE_SELECT_DVI: pipe_config->lane_count = 4; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e217d04133e6..3617927af269 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1997,7 +1997,7 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int plane) unsigned int cpp = fb->format->cpp[plane]; switch (fb->modifier) { - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: return cpp; case I915_FORMAT_MOD_X_TILED: if (IS_GEN2(dev_priv)) @@ -2033,7 +2033,7 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int plane) static unsigned int intel_tile_height(const struct drm_framebuffer *fb, int plane) { - if (fb->modifier == DRM_FORMAT_MOD_NONE) + if (fb->modifier == DRM_FORMAT_MOD_LINEAR) return 1; else return intel_tile_size(to_i915(fb->dev)) / @@ -2107,7 +2107,7 @@ static unsigned int intel_surf_alignment(const struct drm_framebuffer *fb, return 4096; switch (fb->modifier) { - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: return intel_linear_alignment(dev_priv); case I915_FORMAT_MOD_X_TILED: if (INTEL_GEN(dev_priv) >= 9) @@ -2290,7 +2290,7 @@ static u32 intel_adjust_tile_offset(int *x, int *y, WARN_ON(new_offset > old_offset); - if (fb->modifier != DRM_FORMAT_MOD_NONE) { + if (fb->modifier != DRM_FORMAT_MOD_LINEAR) { unsigned int tile_size, tile_width, tile_height; unsigned int pitch_tiles; @@ -2345,7 +2345,7 @@ static u32 _intel_compute_tile_offset(const struct drm_i915_private *dev_priv, if (alignment) alignment--; - if (fb_modifier != DRM_FORMAT_MOD_NONE) { + if (fb_modifier != DRM_FORMAT_MOD_LINEAR) { unsigned int tile_size, tile_width, tile_height; unsigned int tile_rows, tiles, pitch_tiles; @@ -2471,7 +2471,7 @@ intel_fill_fb_info(struct drm_i915_private *dev_priv, DRM_ROTATE_0, tile_size); offset /= tile_size; - if (fb->modifier != DRM_FORMAT_MOD_NONE) { + if (fb->modifier != DRM_FORMAT_MOD_LINEAR) { unsigned int tile_width, tile_height; unsigned int pitch_tiles; struct drm_rect r; @@ -2803,7 +2803,7 @@ static int skl_max_plane_width(const struct drm_framebuffer *fb, int plane, int cpp = fb->format->cpp[plane]; switch (fb->modifier) { - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: switch (cpp) { case 8: @@ -2962,28 +2962,27 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) return 0; } -static void i9xx_update_primary_plane(struct drm_plane *primary, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 i9xx_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = to_i915(primary->dev); - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); - struct drm_framebuffer *fb = plane_state->base.fb; - int plane = intel_crtc->plane; - u32 linear_offset; - u32 dspcntr; - i915_reg_t reg = DSPCNTR(plane); + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; - int x = plane_state->base.src.x1 >> 16; - int y = plane_state->base.src.y1 >> 16; - unsigned long irqflags; + u32 dspcntr; - dspcntr = DISPPLANE_GAMMA_ENABLE; + dspcntr = DISPLAY_PLANE_ENABLE | DISPPLANE_GAMMA_ENABLE; - dspcntr |= DISPLAY_PLANE_ENABLE; + if (IS_G4X(dev_priv) || IS_GEN5(dev_priv) || + IS_GEN6(dev_priv) || IS_IVYBRIDGE(dev_priv)) + dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; + + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) + dspcntr |= DISPPLANE_PIPE_CSC_ENABLE; if (INTEL_GEN(dev_priv) < 4) { - if (intel_crtc->pipe == PIPE_B) + if (crtc->pipe == PIPE_B) dspcntr |= DISPPLANE_SEL_PIPE_B; } @@ -3010,7 +3009,8 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, dspcntr |= DISPPLANE_RGBX101010; break; default: - BUG(); + MISSING_CASE(fb->format->format); + return 0; } if (INTEL_GEN(dev_priv) >= 4 && @@ -3023,25 +3023,66 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, if (rotation & DRM_REFLECT_X) dspcntr |= DISPPLANE_MIRROR; - if (IS_G4X(dev_priv)) - dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; + return dspcntr; +} - intel_add_fb_offsets(&x, &y, plane_state, 0); +int i9xx_check_plane_surface(struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + int src_x = plane_state->base.src.x1 >> 16; + int src_y = plane_state->base.src.y1 >> 16; + u32 offset; + + intel_add_fb_offsets(&src_x, &src_y, plane_state, 0); if (INTEL_GEN(dev_priv) >= 4) - intel_crtc->dspaddr_offset = - intel_compute_tile_offset(&x, &y, plane_state, 0); + offset = intel_compute_tile_offset(&src_x, &src_y, + plane_state, 0); + else + offset = 0; - if (rotation & DRM_ROTATE_180) { - x += crtc_state->pipe_src_w - 1; - y += crtc_state->pipe_src_h - 1; - } else if (rotation & DRM_REFLECT_X) { - x += crtc_state->pipe_src_w - 1; + /* HSW/BDW do this automagically in hardware */ + if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) { + unsigned int rotation = plane_state->base.rotation; + int src_w = drm_rect_width(&plane_state->base.src) >> 16; + int src_h = drm_rect_height(&plane_state->base.src) >> 16; + + if (rotation & DRM_ROTATE_180) { + src_x += src_w - 1; + src_y += src_h - 1; + } else if (rotation & DRM_REFLECT_X) { + src_x += src_w - 1; + } } + plane_state->main.offset = offset; + plane_state->main.x = src_x; + plane_state->main.y = src_y; + + return 0; +} + +static void i9xx_update_primary_plane(struct drm_plane *primary, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = to_i915(primary->dev); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); + struct drm_framebuffer *fb = plane_state->base.fb; + int plane = intel_crtc->plane; + u32 linear_offset; + u32 dspcntr = plane_state->ctl; + i915_reg_t reg = DSPCNTR(plane); + int x = plane_state->main.x; + int y = plane_state->main.y; + unsigned long irqflags; + linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); - if (INTEL_GEN(dev_priv) < 4) + if (INTEL_GEN(dev_priv) >= 4) + intel_crtc->dspaddr_offset = plane_state->main.offset; + else intel_crtc->dspaddr_offset = linear_offset; intel_crtc->adjusted_x = x; @@ -3068,7 +3109,12 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, I915_WRITE_FW(reg, dspcntr); I915_WRITE_FW(DSPSTRIDE(plane), fb->pitches[0]); - if (INTEL_GEN(dev_priv) >= 4) { + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { + I915_WRITE_FW(DSPSURF(plane), + intel_plane_ggtt_offset(plane_state) + + intel_crtc->dspaddr_offset); + I915_WRITE_FW(DSPOFFSET(plane), (y << 16) | x); + } else if (INTEL_GEN(dev_priv) >= 4) { I915_WRITE_FW(DSPSURF(plane), intel_plane_ggtt_offset(plane_state) + intel_crtc->dspaddr_offset); @@ -3105,101 +3151,10 @@ static void i9xx_disable_primary_plane(struct drm_plane *primary, spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } -static void ironlake_update_primary_plane(struct drm_plane *primary, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) -{ - struct drm_device *dev = primary->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); - struct drm_framebuffer *fb = plane_state->base.fb; - int plane = intel_crtc->plane; - u32 linear_offset; - u32 dspcntr; - i915_reg_t reg = DSPCNTR(plane); - unsigned int rotation = plane_state->base.rotation; - int x = plane_state->base.src.x1 >> 16; - int y = plane_state->base.src.y1 >> 16; - unsigned long irqflags; - - dspcntr = DISPPLANE_GAMMA_ENABLE; - dspcntr |= DISPLAY_PLANE_ENABLE; - - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) - dspcntr |= DISPPLANE_PIPE_CSC_ENABLE; - - switch (fb->format->format) { - case DRM_FORMAT_C8: - dspcntr |= DISPPLANE_8BPP; - break; - case DRM_FORMAT_RGB565: - dspcntr |= DISPPLANE_BGRX565; - break; - case DRM_FORMAT_XRGB8888: - dspcntr |= DISPPLANE_BGRX888; - break; - case DRM_FORMAT_XBGR8888: - dspcntr |= DISPPLANE_RGBX888; - break; - case DRM_FORMAT_XRGB2101010: - dspcntr |= DISPPLANE_BGRX101010; - break; - case DRM_FORMAT_XBGR2101010: - dspcntr |= DISPPLANE_RGBX101010; - break; - default: - BUG(); - } - - if (fb->modifier == I915_FORMAT_MOD_X_TILED) - dspcntr |= DISPPLANE_TILED; - - if (rotation & DRM_ROTATE_180) - dspcntr |= DISPPLANE_ROTATE_180; - - if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) - dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; - - intel_add_fb_offsets(&x, &y, plane_state, 0); - - intel_crtc->dspaddr_offset = - intel_compute_tile_offset(&x, &y, plane_state, 0); - - /* HSW+ does this automagically in hardware */ - if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv) && - rotation & DRM_ROTATE_180) { - x += crtc_state->pipe_src_w - 1; - y += crtc_state->pipe_src_h - 1; - } - - linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); - - intel_crtc->adjusted_x = x; - intel_crtc->adjusted_y = y; - - spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); - - I915_WRITE_FW(reg, dspcntr); - - I915_WRITE_FW(DSPSTRIDE(plane), fb->pitches[0]); - I915_WRITE_FW(DSPSURF(plane), - intel_plane_ggtt_offset(plane_state) + - intel_crtc->dspaddr_offset); - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { - I915_WRITE_FW(DSPOFFSET(plane), (y << 16) | x); - } else { - I915_WRITE_FW(DSPTILEOFF(plane), (y << 16) | x); - I915_WRITE_FW(DSPLINOFF(plane), linear_offset); - } - POSTING_READ_FW(reg); - - spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); -} - static u32 intel_fb_stride_alignment(const struct drm_framebuffer *fb, int plane) { - if (fb->modifier == DRM_FORMAT_MOD_NONE) + if (fb->modifier == DRM_FORMAT_MOD_LINEAR) return 64; else return intel_tile_width_bytes(fb, plane); @@ -3254,7 +3209,7 @@ u32 skl_plane_stride(const struct drm_framebuffer *fb, int plane, return stride; } -u32 skl_plane_ctl_format(uint32_t pixel_format) +static u32 skl_plane_ctl_format(uint32_t pixel_format) { switch (pixel_format) { case DRM_FORMAT_C8: @@ -3295,10 +3250,10 @@ u32 skl_plane_ctl_format(uint32_t pixel_format) return 0; } -u32 skl_plane_ctl_tiling(uint64_t fb_modifier) +static u32 skl_plane_ctl_tiling(uint64_t fb_modifier) { switch (fb_modifier) { - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: break; case I915_FORMAT_MOD_X_TILED: return PLANE_CTL_TILED_X; @@ -3313,7 +3268,7 @@ u32 skl_plane_ctl_tiling(uint64_t fb_modifier) return 0; } -u32 skl_plane_ctl_rotation(unsigned int rotation) +static u32 skl_plane_ctl_rotation(unsigned int rotation) { switch (rotation) { case DRM_ROTATE_0: @@ -3335,6 +3290,37 @@ u32 skl_plane_ctl_rotation(unsigned int rotation) return 0; } +u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + const struct drm_framebuffer *fb = plane_state->base.fb; + unsigned int rotation = plane_state->base.rotation; + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; + u32 plane_ctl; + + plane_ctl = PLANE_CTL_ENABLE; + + if (!IS_GEMINILAKE(dev_priv)) { + plane_ctl |= + PLANE_CTL_PIPE_GAMMA_ENABLE | + PLANE_CTL_PIPE_CSC_ENABLE | + PLANE_CTL_PLANE_GAMMA_DISABLE; + } + + plane_ctl |= skl_plane_ctl_format(fb->format->format); + plane_ctl |= skl_plane_ctl_tiling(fb->modifier); + plane_ctl |= skl_plane_ctl_rotation(rotation); + + if (key->flags & I915_SET_COLORKEY_DESTINATION) + plane_ctl |= PLANE_CTL_KEY_ENABLE_DESTINATION; + else if (key->flags & I915_SET_COLORKEY_SOURCE) + plane_ctl |= PLANE_CTL_KEY_ENABLE_SOURCE; + + return plane_ctl; +} + static void skylake_update_primary_plane(struct drm_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) @@ -3345,7 +3331,7 @@ static void skylake_update_primary_plane(struct drm_plane *plane, struct drm_framebuffer *fb = plane_state->base.fb; enum plane_id plane_id = to_intel_plane(plane)->id; enum pipe pipe = to_intel_plane(plane)->pipe; - u32 plane_ctl; + u32 plane_ctl = plane_state->ctl; unsigned int rotation = plane_state->base.rotation; u32 stride = skl_plane_stride(fb, 0, rotation); u32 surf_addr = plane_state->main.offset; @@ -3360,19 +3346,6 @@ static void skylake_update_primary_plane(struct drm_plane *plane, int dst_h = drm_rect_height(&plane_state->base.dst); unsigned long irqflags; - plane_ctl = PLANE_CTL_ENABLE; - - if (!IS_GEMINILAKE(dev_priv)) { - plane_ctl |= - PLANE_CTL_PIPE_GAMMA_ENABLE | - PLANE_CTL_PIPE_CSC_ENABLE | - PLANE_CTL_PLANE_GAMMA_DISABLE; - } - - plane_ctl |= skl_plane_ctl_format(fb->format->format); - plane_ctl |= skl_plane_ctl_tiling(fb->modifier); - plane_ctl |= skl_plane_ctl_rotation(rotation); - /* Sizes are 0 based */ src_w--; src_h--; @@ -6306,6 +6279,17 @@ intel_reduce_m_n_ratio(uint32_t *num, uint32_t *den) static void compute_m_n(unsigned int m, unsigned int n, uint32_t *ret_m, uint32_t *ret_n) { + /* + * Reduce M/N as much as possible without loss in precision. Several DP + * dongles in particular seem to be fussy about too large *link* M/N + * values. The passed in values are more likely to have the least + * significant bits zero than M after rounding below, so do this first. + */ + while ((m & 1) == 0 && (n & 1) == 0) { + m >>= 1; + n >>= 1; + } + *ret_n = min_t(unsigned int, roundup_pow_of_two(n), DATA_LINK_N_MAX); *ret_m = div_u64((uint64_t) m * *ret_n, n); intel_reduce_m_n_ratio(ret_m, ret_n); @@ -8395,7 +8379,7 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc, tiling = val & PLANE_CTL_TILED_MASK; switch (tiling) { case PLANE_CTL_TILED_LINEAR: - fb->modifier = DRM_FORMAT_MOD_NONE; + fb->modifier = DRM_FORMAT_MOD_LINEAR; break; case PLANE_CTL_TILED_X: plane_config->tiling = I915_TILING_X; @@ -8851,8 +8835,14 @@ static int haswell_crtc_compute_clock(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state) { if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI)) { - if (!intel_ddi_pll_select(crtc, crtc_state)) + struct intel_encoder *encoder = + intel_ddi_get_crtc_new_encoder(crtc_state); + + if (!intel_get_shared_dpll(crtc, crtc_state, encoder)) { + DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n", + pipe_name(crtc->pipe)); return -EINVAL; + } } crtc->lowfreq_avail = false; @@ -9148,6 +9138,31 @@ out: return active; } +static u32 i845_cursor_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + unsigned int width = plane_state->base.crtc_w; + unsigned int stride = roundup_pow_of_two(width) * 4; + + switch (stride) { + default: + WARN_ONCE(1, "Invalid cursor width/stride, width=%u, stride=%u\n", + width, stride); + stride = 256; + /* fallthrough */ + case 256: + case 512: + case 1024: + case 2048: + break; + } + + return CURSOR_ENABLE | + CURSOR_GAMMA_ENABLE | + CURSOR_FORMAT_ARGB | + CURSOR_STRIDE(stride); +} + static void i845_update_cursor(struct drm_crtc *crtc, u32 base, const struct intel_plane_state *plane_state) { @@ -9159,26 +9174,8 @@ static void i845_update_cursor(struct drm_crtc *crtc, u32 base, if (plane_state && plane_state->base.visible) { unsigned int width = plane_state->base.crtc_w; unsigned int height = plane_state->base.crtc_h; - unsigned int stride = roundup_pow_of_two(width) * 4; - - switch (stride) { - default: - WARN_ONCE(1, "Invalid cursor width/stride, width=%u, stride=%u\n", - width, stride); - stride = 256; - /* fallthrough */ - case 256: - case 512: - case 1024: - case 2048: - break; - } - - cntl |= CURSOR_ENABLE | - CURSOR_GAMMA_ENABLE | - CURSOR_FORMAT_ARGB | - CURSOR_STRIDE(stride); + cntl = plane_state->ctl; size = (height << 12) | width; } @@ -9211,6 +9208,43 @@ static void i845_update_cursor(struct drm_crtc *crtc, u32 base, } } +static u32 i9xx_cursor_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); + enum pipe pipe = crtc->pipe; + u32 cntl; + + cntl = MCURSOR_GAMMA_ENABLE; + + if (HAS_DDI(dev_priv)) + cntl |= CURSOR_PIPE_CSC_ENABLE; + + cntl |= pipe << 28; /* Connect to correct pipe */ + + switch (plane_state->base.crtc_w) { + case 64: + cntl |= CURSOR_MODE_64_ARGB_AX; + break; + case 128: + cntl |= CURSOR_MODE_128_ARGB_AX; + break; + case 256: + cntl |= CURSOR_MODE_256_ARGB_AX; + break; + default: + MISSING_CASE(plane_state->base.crtc_w); + return 0; + } + + if (plane_state->base.rotation & DRM_ROTATE_180) + cntl |= CURSOR_ROTATE_180; + + return cntl; +} + static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base, const struct intel_plane_state *plane_state) { @@ -9220,30 +9254,8 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base, int pipe = intel_crtc->pipe; uint32_t cntl = 0; - if (plane_state && plane_state->base.visible) { - cntl = MCURSOR_GAMMA_ENABLE; - switch (plane_state->base.crtc_w) { - case 64: - cntl |= CURSOR_MODE_64_ARGB_AX; - break; - case 128: - cntl |= CURSOR_MODE_128_ARGB_AX; - break; - case 256: - cntl |= CURSOR_MODE_256_ARGB_AX; - break; - default: - MISSING_CASE(plane_state->base.crtc_w); - return; - } - cntl |= pipe << 28; /* Connect to correct pipe */ - - if (HAS_DDI(dev_priv)) - cntl |= CURSOR_PIPE_CSC_ENABLE; - - if (plane_state->base.rotation & DRM_ROTATE_180) - cntl |= CURSOR_ROTATE_180; - } + if (plane_state && plane_state->base.visible) + cntl = plane_state->ctl; if (intel_crtc->cursor_cntl != cntl) { I915_WRITE_FW(CURCNTR(pipe), cntl); @@ -10338,7 +10350,7 @@ static void skl_do_mmio_flip(struct intel_crtc *intel_crtc, ctl = I915_READ(PLANE_CTL(pipe, 0)); ctl &= ~PLANE_CTL_TILED_MASK; switch (fb->modifier) { - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: break; case I915_FORMAT_MOD_X_TILED: ctl |= PLANE_CTL_TILED_X; @@ -11692,6 +11704,9 @@ intel_pipe_config_compare(struct drm_i915_private *dev_priv, if ((INTEL_GEN(dev_priv) < 8 && !IS_HASWELL(dev_priv)) || IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) PIPE_CONF_CHECK_I(limited_color_range); + + PIPE_CONF_CHECK_I(hdmi_scrambling); + PIPE_CONF_CHECK_I(hdmi_high_tmds_clock_ratio); PIPE_CONF_CHECK_I(has_infoframe); PIPE_CONF_CHECK_I(has_audio); @@ -12992,17 +13007,6 @@ static int intel_atomic_commit(struct drm_device *dev, struct drm_i915_private *dev_priv = to_i915(dev); int ret = 0; - /* - * The intel_legacy_cursor_update() fast path takes care - * of avoiding the vblank waits for simple cursor - * movement and flips. For cursor on/off and size changes, - * we want to perform the vblank waits so that watermark - * updates happen during the correct frames. Gen9+ have - * double buffered watermarks and so shouldn't need this. - */ - if (INTEL_GEN(dev_priv) < 9) - state->legacy_cursor_update = false; - ret = drm_atomic_helper_setup_commit(state, nonblock); if (ret) return ret; @@ -13018,6 +13022,26 @@ static int intel_atomic_commit(struct drm_device *dev, return ret; } + /* + * The intel_legacy_cursor_update() fast path takes care + * of avoiding the vblank waits for simple cursor + * movement and flips. For cursor on/off and size changes, + * we want to perform the vblank waits so that watermark + * updates happen during the correct frames. Gen9+ have + * double buffered watermarks and so shouldn't need this. + * + * Do this after drm_atomic_helper_setup_commit() and + * intel_atomic_prepare_commit() because we still want + * to skip the flip and fb cleanup waits. Although that + * does risk yanking the mapping from under the display + * engine. + * + * FIXME doing watermarks and fb cleanup from a vblank worker + * (assuming we had any) would solve these problems. + */ + if (INTEL_GEN(dev_priv) < 9) + state->legacy_cursor_update = false; + drm_atomic_helper_swap_state(state, true); dev_priv->wm.distrust_bios_wm = false; intel_shared_dpll_swap_state(state); @@ -13285,6 +13309,14 @@ intel_check_primary_plane(struct drm_plane *plane, ret = skl_check_plane_surface(state); if (ret) return ret; + + state->ctl = skl_plane_ctl(crtc_state, state); + } else { + ret = i9xx_check_plane_surface(state); + if (ret) + return ret; + + state->ctl = i9xx_plane_ctl(crtc_state, state); } return 0; @@ -13544,12 +13576,6 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe) primary->update_plane = skylake_update_primary_plane; primary->disable_plane = skylake_disable_primary_plane; - } else if (HAS_PCH_SPLIT(dev_priv)) { - intel_primary_formats = i965_primary_formats; - num_formats = ARRAY_SIZE(i965_primary_formats); - - primary->update_plane = ironlake_update_primary_plane; - primary->disable_plane = i9xx_disable_primary_plane; } else if (INTEL_GEN(dev_priv) >= 4) { intel_primary_formats = i965_primary_formats; num_formats = ARRAY_SIZE(i965_primary_formats); @@ -13621,6 +13647,7 @@ intel_check_cursor_plane(struct drm_plane *plane, struct intel_crtc_state *crtc_state, struct intel_plane_state *state) { + struct drm_i915_private *dev_priv = to_i915(plane->dev); struct drm_framebuffer *fb = state->base.fb; struct drm_i915_gem_object *obj = intel_fb_obj(fb); enum pipe pipe = to_intel_plane(plane)->pipe; @@ -13640,7 +13667,7 @@ intel_check_cursor_plane(struct drm_plane *plane, return 0; /* Check for which cursor types we support */ - if (!cursor_size_ok(to_i915(plane->dev), state->base.crtc_w, + if (!cursor_size_ok(dev_priv, state->base.crtc_w, state->base.crtc_h)) { DRM_DEBUG("Cursor dimension %dx%d not supported\n", state->base.crtc_w, state->base.crtc_h); @@ -13653,7 +13680,7 @@ intel_check_cursor_plane(struct drm_plane *plane, return -ENOMEM; } - if (fb->modifier != DRM_FORMAT_MOD_NONE) { + if (fb->modifier != DRM_FORMAT_MOD_LINEAR) { DRM_DEBUG_KMS("cursor cannot be tiled\n"); return -EINVAL; } @@ -13668,12 +13695,17 @@ intel_check_cursor_plane(struct drm_plane *plane, * display power well must be turned off and on again. * Refuse the put the cursor into that compromised position. */ - if (IS_CHERRYVIEW(to_i915(plane->dev)) && pipe == PIPE_C && + if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_C && state->base.visible && state->base.crtc_x < 0) { DRM_DEBUG_KMS("CHV cursor C not allowed to straddle the left screen edge\n"); return -EINVAL; } + if (IS_I845G(dev_priv) || IS_I865G(dev_priv)) + state->ctl = i845_cursor_ctl(crtc_state, state); + else + state->ctl = i9xx_cursor_ctl(crtc_state, state); + return 0; } @@ -14309,7 +14341,7 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb, mode_cmd->modifier[0]); goto err; } - case DRM_FORMAT_MOD_NONE: + case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: break; default: @@ -14332,7 +14364,7 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb, mode_cmd->pixel_format); if (mode_cmd->pitches[0] > pitch_limit) { DRM_DEBUG_KMS("%s pitch (%u) must be at most %d\n", - mode_cmd->modifier[0] != DRM_FORMAT_MOD_NONE ? + mode_cmd->modifier[0] != DRM_FORMAT_MOD_LINEAR ? "tiled" : "linear", mode_cmd->pitches[0], pitch_limit); goto err; diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 6e04cb54e3ff..ee77b519835c 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4636,9 +4636,20 @@ intel_dp_long_pulse(struct intel_connector *intel_connector) */ status = connector_status_disconnected; goto out; - } else if (connector->status == connector_status_connected) { + } else { + /* + * If display is now connected check links status, + * there has been known issues of link loss triggerring + * long pulse. + * + * Some sinks (eg. ASUS PB287Q) seem to perform some + * weird HPD ping pong during modesets. So we can apparently + * end up with HPD going low during a modeset, and then + * going back up soon after. And once that happens we must + * retrain the link to get a picture. That's in case no + * userspace component reacted to intermittent HPD dip. + */ intel_dp_check_link_status(intel_dp); - goto out; } /* diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index fb7afcf9e8be..aaee3949a422 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -398,6 +398,9 @@ struct intel_plane_state { int x, y; } aux; + /* plane control register */ + u32 ctl; + /* * scaler_id * = -1 : not using a scaler @@ -729,6 +732,12 @@ struct intel_crtc_state { /* bitmask of visible planes (enum plane_id) */ u8 active_planes; + + /* HDMI scrambling status */ + bool hdmi_scrambling; + + /* HDMI High TMDS char rate ratio */ + bool hdmi_high_tmds_clock_ratio; }; struct intel_crtc { @@ -1220,12 +1229,9 @@ void intel_crt_init(struct drm_i915_private *dev_priv); void intel_crt_reset(struct drm_encoder *encoder); /* intel_ddi.c */ -void intel_ddi_clk_select(struct intel_encoder *encoder, - struct intel_shared_dpll *pll); void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder, struct intel_crtc_state *old_crtc_state, struct drm_connector_state *old_conn_state); -void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder); void hsw_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state); void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); @@ -1236,8 +1242,8 @@ void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv, enum transcoder cpu_transcoder); void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state); void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state); -bool intel_ddi_pll_select(struct intel_crtc *crtc, - struct intel_crtc_state *crtc_state); +struct intel_encoder * +intel_ddi_get_crtc_new_encoder(struct intel_crtc_state *crtc_state); void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state); void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp); bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); @@ -1246,7 +1252,6 @@ bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config); -void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder); void intel_ddi_clock_get(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config); void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state, @@ -1445,12 +1450,12 @@ static inline u32 intel_plane_ggtt_offset(const struct intel_plane_state *state) return i915_ggtt_offset(state->vma); } -u32 skl_plane_ctl_format(uint32_t pixel_format); -u32 skl_plane_ctl_tiling(uint64_t fb_modifier); -u32 skl_plane_ctl_rotation(unsigned int rotation); +u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state); u32 skl_plane_stride(const struct drm_framebuffer *fb, int plane, unsigned int rotation); int skl_check_plane_surface(struct intel_plane_state *plane_state); +int i9xx_check_plane_surface(struct intel_plane_state *plane_state); /* intel_csr.c */ void intel_csr_ucode_init(struct drm_i915_private *); @@ -1620,6 +1625,10 @@ struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder); bool intel_hdmi_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state); +void intel_hdmi_handle_sink_scrambling(struct intel_encoder *intel_encoder, + struct drm_connector *connector, + bool high_tmds_clock_ratio, + bool scrambling); void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable); diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 4200faa520c7..854e8e0c836b 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -36,45 +36,45 @@ static const struct engine_info { int (*init_execlists)(struct intel_engine_cs *engine); } intel_engines[] = { [RCS] = { - .name = "render ring", - .exec_id = I915_EXEC_RENDER, + .name = "rcs", .hw_id = RCS_HW, + .exec_id = I915_EXEC_RENDER, .mmio_base = RENDER_RING_BASE, .irq_shift = GEN8_RCS_IRQ_SHIFT, .init_execlists = logical_render_ring_init, .init_legacy = intel_init_render_ring_buffer, }, [BCS] = { - .name = "blitter ring", - .exec_id = I915_EXEC_BLT, + .name = "bcs", .hw_id = BCS_HW, + .exec_id = I915_EXEC_BLT, .mmio_base = BLT_RING_BASE, .irq_shift = GEN8_BCS_IRQ_SHIFT, .init_execlists = logical_xcs_ring_init, .init_legacy = intel_init_blt_ring_buffer, }, [VCS] = { - .name = "bsd ring", - .exec_id = I915_EXEC_BSD, + .name = "vcs", .hw_id = VCS_HW, + .exec_id = I915_EXEC_BSD, .mmio_base = GEN6_BSD_RING_BASE, .irq_shift = GEN8_VCS1_IRQ_SHIFT, .init_execlists = logical_xcs_ring_init, .init_legacy = intel_init_bsd_ring_buffer, }, [VCS2] = { - .name = "bsd2 ring", - .exec_id = I915_EXEC_BSD, + .name = "vcs2", .hw_id = VCS2_HW, + .exec_id = I915_EXEC_BSD, .mmio_base = GEN8_BSD2_RING_BASE, .irq_shift = GEN8_VCS2_IRQ_SHIFT, .init_execlists = logical_xcs_ring_init, .init_legacy = intel_init_bsd2_ring_buffer, }, [VECS] = { - .name = "video enhancement ring", - .exec_id = I915_EXEC_VEBOX, + .name = "vecs", .hw_id = VECS_HW, + .exec_id = I915_EXEC_VEBOX, .mmio_base = VEBOX_RING_BASE, .irq_shift = GEN8_VECS_IRQ_SHIFT, .init_execlists = logical_xcs_ring_init, @@ -242,12 +242,12 @@ void intel_engine_init_global_seqno(struct intel_engine_cs *engine, u32 seqno) void *semaphores; /* Semaphores are in noncoherent memory, flush to be safe */ - semaphores = kmap(page); + semaphores = kmap_atomic(page); memset(semaphores + GEN8_SEMAPHORE_OFFSET(engine->id, 0), 0, I915_NUM_ENGINES * gen8_semaphore_seqno_size); drm_clflush_virt_range(semaphores + GEN8_SEMAPHORE_OFFSET(engine->id, 0), I915_NUM_ENGINES * gen8_semaphore_seqno_size); - kunmap(page); + kunmap_atomic(semaphores); } intel_write_status_page(engine, I915_GEM_HWS_INDEX, seqno); @@ -1111,6 +1111,15 @@ bool intel_engines_are_idle(struct drm_i915_private *dev_priv) struct intel_engine_cs *engine; enum intel_engine_id id; + if (READ_ONCE(dev_priv->gt.active_requests)) + return false; + + /* If the driver is wedged, HW state may be very inconsistent and + * report that it is still busy, even though we have stopped using it. + */ + if (i915_terminally_wedged(&dev_priv->gpu_error)) + return true; + for_each_engine(engine, dev_priv, id) { if (!intel_engine_is_idle(engine)) return false; diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h index 25691f0e4c50..cb36cbf3818f 100644 --- a/drivers/gpu/drm/i915/intel_guc_fwif.h +++ b/drivers/gpu/drm/i915/intel_guc_fwif.h @@ -26,14 +26,14 @@ #define GFXCORE_FAMILY_GEN9 12 #define GFXCORE_FAMILY_UNKNOWN 0x7fffffff -#define GUC_CTX_PRIORITY_KMD_HIGH 0 -#define GUC_CTX_PRIORITY_HIGH 1 -#define GUC_CTX_PRIORITY_KMD_NORMAL 2 -#define GUC_CTX_PRIORITY_NORMAL 3 -#define GUC_CTX_PRIORITY_NUM 4 +#define GUC_CLIENT_PRIORITY_KMD_HIGH 0 +#define GUC_CLIENT_PRIORITY_HIGH 1 +#define GUC_CLIENT_PRIORITY_KMD_NORMAL 2 +#define GUC_CLIENT_PRIORITY_NORMAL 3 +#define GUC_CLIENT_PRIORITY_NUM 4 -#define GUC_MAX_GPU_CONTEXTS 1024 -#define GUC_INVALID_CTX_ID GUC_MAX_GPU_CONTEXTS +#define GUC_MAX_STAGE_DESCRIPTORS 1024 +#define GUC_INVALID_STAGE_ID GUC_MAX_STAGE_DESCRIPTORS #define GUC_RENDER_ENGINE 0 #define GUC_VIDEO_ENGINE 1 @@ -68,14 +68,14 @@ #define GUC_DOORBELL_ENABLED 1 #define GUC_DOORBELL_DISABLED 0 -#define GUC_CTX_DESC_ATTR_ACTIVE (1 << 0) -#define GUC_CTX_DESC_ATTR_PENDING_DB (1 << 1) -#define GUC_CTX_DESC_ATTR_KERNEL (1 << 2) -#define GUC_CTX_DESC_ATTR_PREEMPT (1 << 3) -#define GUC_CTX_DESC_ATTR_RESET (1 << 4) -#define GUC_CTX_DESC_ATTR_WQLOCKED (1 << 5) -#define GUC_CTX_DESC_ATTR_PCH (1 << 6) -#define GUC_CTX_DESC_ATTR_TERMINATED (1 << 7) +#define GUC_STAGE_DESC_ATTR_ACTIVE BIT(0) +#define GUC_STAGE_DESC_ATTR_PENDING_DB BIT(1) +#define GUC_STAGE_DESC_ATTR_KERNEL BIT(2) +#define GUC_STAGE_DESC_ATTR_PREEMPT BIT(3) +#define GUC_STAGE_DESC_ATTR_RESET BIT(4) +#define GUC_STAGE_DESC_ATTR_WQLOCKED BIT(5) +#define GUC_STAGE_DESC_ATTR_PCH BIT(6) +#define GUC_STAGE_DESC_ATTR_TERMINATED BIT(7) /* The guc control data is 10 DWORDs */ #define GUC_CTL_CTXINFO 0 @@ -241,8 +241,8 @@ union guc_doorbell_qw { u64 value_qw; } __packed; -#define GUC_MAX_DOORBELLS 256 -#define GUC_INVALID_DOORBELL_ID (GUC_MAX_DOORBELLS) +#define GUC_NUM_DOORBELLS 256 +#define GUC_DOORBELL_INVALID (GUC_NUM_DOORBELLS) #define GUC_DB_SIZE (PAGE_SIZE) #define GUC_WQ_SIZE (PAGE_SIZE * 2) @@ -251,12 +251,12 @@ union guc_doorbell_qw { struct guc_wq_item { u32 header; u32 context_desc; - u32 ring_tail; + u32 submit_element_info; u32 fence_id; } __packed; struct guc_process_desc { - u32 context_id; + u32 stage_id; u64 db_base_addr; u32 head; u32 tail; @@ -278,7 +278,7 @@ struct guc_execlist_context { u32 context_desc; u32 context_id; u32 ring_status; - u32 ring_lcra; + u32 ring_lrca; u32 ring_begin; u32 ring_end; u32 ring_next_free_location; @@ -289,10 +289,18 @@ struct guc_execlist_context { u16 engine_submit_queue_count; } __packed; -/*Context descriptor for communicating between uKernel and Driver*/ -struct guc_context_desc { +/* + * This structure describes a stage set arranged for a particular communication + * between uKernel (GuC) and Driver (KMD). Technically, this is known as a + * "GuC Context descriptor" in the specs, but we use the term "stage descriptor" + * to avoid confusion with all the other things already named "context" in the + * driver. A static pool of these descriptors are stored inside a GEM object + * (stage_desc_pool) which is held for the entire lifetime of our interaction + * with the GuC, being allocated before the GuC is loaded with its firmware. + */ +struct guc_stage_desc { u32 sched_common_area; - u32 context_id; + u32 stage_id; u32 pas_id; u8 engines_used; u64 db_trigger_cpu; @@ -359,7 +367,7 @@ struct guc_policy { } __packed; struct guc_policies { - struct guc_policy policy[GUC_CTX_PRIORITY_NUM][GUC_MAX_ENGINES_NUM]; + struct guc_policy policy[GUC_CLIENT_PRIORITY_NUM][GUC_MAX_ENGINES_NUM]; /* In micro seconds. How much time to allow before DPC processing is * called back via interrupt (to prevent DPC queue drain starving). @@ -401,16 +409,17 @@ struct guc_mmio_regset { u32 number_of_registers; } __packed; +/* MMIO registers that are set as non privileged */ +struct mmio_white_list { + u32 mmio_start; + u32 offsets[GUC_MMIO_WHITE_LIST_MAX]; + u32 count; +} __packed; + struct guc_mmio_reg_state { struct guc_mmio_regset global_reg; struct guc_mmio_regset engine_reg[GUC_MAX_ENGINES_NUM]; - - /* MMIO registers that are set as non privileged */ - struct __packed { - u32 mmio_start; - u32 offsets[GUC_MMIO_WHITE_LIST_MAX]; - u32 count; - } mmio_white_list[GUC_MAX_ENGINES_NUM]; + struct mmio_white_list white_list[GUC_MAX_ENGINES_NUM]; } __packed; /* GuC Additional Data Struct */ diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 2f270d02894c..8a1a023e48b2 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -73,22 +73,6 @@ MODULE_FIRMWARE(I915_BXT_GUC_UCODE); #define I915_KBL_GUC_UCODE GUC_FW_PATH(kbl, KBL_FW_MAJOR, KBL_FW_MINOR) MODULE_FIRMWARE(I915_KBL_GUC_UCODE); -/* User-friendly representation of an enum */ -const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status) -{ - switch (status) { - case INTEL_UC_FIRMWARE_FAIL: - return "FAIL"; - case INTEL_UC_FIRMWARE_NONE: - return "NONE"; - case INTEL_UC_FIRMWARE_PENDING: - return "PENDING"; - case INTEL_UC_FIRMWARE_SUCCESS: - return "SUCCESS"; - default: - return "UNKNOWN!"; - } -}; static u32 get_gttype(struct drm_i915_private *dev_priv) { @@ -148,16 +132,14 @@ static void guc_params_init(struct drm_i915_private *dev_priv) } else params[GUC_CTL_DEBUG] = GUC_LOG_DISABLED; - if (guc->ads_vma) { + /* If GuC submission is enabled, set up additional parameters here */ + if (i915.enable_guc_submission) { u32 ads = guc_ggtt_offset(guc->ads_vma) >> PAGE_SHIFT; + u32 pgs = guc_ggtt_offset(dev_priv->guc.stage_desc_pool); + u32 ctx_in_16 = GUC_MAX_STAGE_DESCRIPTORS / 16; + params[GUC_CTL_DEBUG] |= ads << GUC_ADS_ADDR_SHIFT; params[GUC_CTL_DEBUG] |= GUC_ADS_ENABLED; - } - - /* If GuC submission is enabled, set up additional parameters here */ - if (i915.enable_guc_submission) { - u32 pgs = guc_ggtt_offset(dev_priv->guc.ctx_pool_vma); - u32 ctx_in_16 = GUC_MAX_GPU_CONTEXTS / 16; pgs >>= PAGE_SHIFT; params[GUC_CTL_CTXINFO] = (pgs << GUC_CTL_BASE_ADDR_SHIFT) | @@ -430,24 +412,3 @@ int intel_guc_select_fw(struct intel_guc *guc) return 0; } - -/** - * intel_guc_fini() - clean up all allocated resources - * @dev_priv: i915 device private - */ -void intel_guc_fini(struct drm_i915_private *dev_priv) -{ - struct intel_uc_fw *guc_fw = &dev_priv->guc.fw; - struct drm_i915_gem_object *obj; - - mutex_lock(&dev_priv->drm.struct_mutex); - i915_guc_submission_disable(dev_priv); - i915_guc_submission_fini(dev_priv); - mutex_unlock(&dev_priv->drm.struct_mutex); - - obj = fetch_and_zero(&guc_fw->obj); - if (obj) - i915_gem_object_put(obj); - - guc_fw->fetch_status = INTEL_UC_FIRMWARE_NONE; -} diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c index 5c0f9a49da0e..6fb63a3c65b0 100644 --- a/drivers/gpu/drm/i915/intel_guc_log.c +++ b/drivers/gpu/drm/i915/intel_guc_log.c @@ -66,7 +66,6 @@ static int guc_log_control(struct intel_guc *guc, u32 control_val) return intel_guc_send(guc, action, ARRAY_SIZE(action)); } - /* * Sub buffer switch callback. Called whenever relay has to switch to a new * sub buffer, relay stays on the same sub buffer if 0 is returned. @@ -139,45 +138,15 @@ static struct rchan_callbacks relay_callbacks = { .remove_buf_file = remove_buf_file_callback, }; -static void guc_log_remove_relay_file(struct intel_guc *guc) -{ - relay_close(guc->log.relay_chan); -} - -static int guc_log_create_relay_channel(struct intel_guc *guc) -{ - struct drm_i915_private *dev_priv = guc_to_i915(guc); - struct rchan *guc_log_relay_chan; - size_t n_subbufs, subbuf_size; - - /* Keep the size of sub buffers same as shared log buffer */ - subbuf_size = guc->log.vma->obj->base.size; - - /* Store up to 8 snapshots, which is large enough to buffer sufficient - * boot time logs and provides enough leeway to User, in terms of - * latency, for consuming the logs from relay. Also doesn't take - * up too much memory. - */ - n_subbufs = 8; - - guc_log_relay_chan = relay_open(NULL, NULL, subbuf_size, - n_subbufs, &relay_callbacks, dev_priv); - if (!guc_log_relay_chan) { - DRM_ERROR("Couldn't create relay chan for GuC logging\n"); - return -ENOMEM; - } - - GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); - guc->log.relay_chan = guc_log_relay_chan; - return 0; -} - -static int guc_log_create_relay_file(struct intel_guc *guc) +static int guc_log_relay_file_create(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); struct dentry *log_dir; int ret; + if (i915.guc_log_level < 0) + return 0; + /* For now create the log file in /sys/kernel/debug/dri/0 dir */ log_dir = dev_priv->drm.primary->debugfs_root; @@ -197,8 +166,8 @@ static int guc_log_create_relay_file(struct intel_guc *guc) return -ENODEV; } - ret = relay_late_setup_files(guc->log.relay_chan, "guc_log", log_dir); - if (ret) { + ret = relay_late_setup_files(guc->log.runtime.relay_chan, "guc_log", log_dir); + if (ret < 0 && ret != -EEXIST) { DRM_ERROR("Couldn't associate relay chan with file %d\n", ret); return ret; } @@ -214,15 +183,15 @@ static void guc_move_to_next_buf(struct intel_guc *guc) smp_wmb(); /* All data has been written, so now move the offset of sub buffer. */ - relay_reserve(guc->log.relay_chan, guc->log.vma->obj->base.size); + relay_reserve(guc->log.runtime.relay_chan, guc->log.vma->obj->base.size); /* Switch to the next sub buffer */ - relay_flush(guc->log.relay_chan); + relay_flush(guc->log.runtime.relay_chan); } static void *guc_get_write_buffer(struct intel_guc *guc) { - if (!guc->log.relay_chan) + if (!guc->log.runtime.relay_chan) return NULL; /* Just get the base address of a new sub buffer and copy data into it @@ -233,7 +202,7 @@ static void *guc_get_write_buffer(struct intel_guc *guc) * done without using relay_reserve() along with relay_write(). So its * better to use relay_reserve() alone. */ - return relay_reserve(guc->log.relay_chan, 0); + return relay_reserve(guc->log.runtime.relay_chan, 0); } static bool guc_check_log_buf_overflow(struct intel_guc *guc, @@ -284,11 +253,11 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) void *src_data, *dst_data; bool new_overflow; - if (WARN_ON(!guc->log.buf_addr)) + if (WARN_ON(!guc->log.runtime.buf_addr)) return; /* Get the pointer to shared GuC log buffer */ - log_buf_state = src_data = guc->log.buf_addr; + log_buf_state = src_data = guc->log.runtime.buf_addr; /* Get the pointer to local buffer to store the logs */ log_buf_snapshot_state = dst_data = guc_get_write_buffer(guc); @@ -371,153 +340,113 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) } } -static void guc_log_cleanup(struct intel_guc *guc) -{ - struct drm_i915_private *dev_priv = guc_to_i915(guc); - - lockdep_assert_held(&dev_priv->drm.struct_mutex); - - /* First disable the flush interrupt */ - gen9_disable_guc_interrupts(dev_priv); - - if (guc->log.flush_wq) - destroy_workqueue(guc->log.flush_wq); - - guc->log.flush_wq = NULL; - - if (guc->log.relay_chan) - guc_log_remove_relay_file(guc); - - guc->log.relay_chan = NULL; - - if (guc->log.buf_addr) - i915_gem_object_unpin_map(guc->log.vma->obj); - - guc->log.buf_addr = NULL; -} - static void capture_logs_work(struct work_struct *work) { struct intel_guc *guc = - container_of(work, struct intel_guc, log.flush_work); + container_of(work, struct intel_guc, log.runtime.flush_work); guc_log_capture_logs(guc); } -static int guc_log_create_extras(struct intel_guc *guc) +static bool guc_log_has_runtime(struct intel_guc *guc) +{ + return guc->log.runtime.buf_addr != NULL; +} + +static int guc_log_runtime_create(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); void *vaddr; - int ret; + struct rchan *guc_log_relay_chan; + size_t n_subbufs, subbuf_size; + int ret = 0; lockdep_assert_held(&dev_priv->drm.struct_mutex); - /* Nothing to do */ - if (i915.guc_log_level < 0) - return 0; - - if (!guc->log.buf_addr) { - /* Create a WC (Uncached for read) vmalloc mapping of log - * buffer pages, so that we can directly get the data - * (up-to-date) from memory. - */ - vaddr = i915_gem_object_pin_map(guc->log.vma->obj, I915_MAP_WC); - if (IS_ERR(vaddr)) { - ret = PTR_ERR(vaddr); - DRM_ERROR("Couldn't map log buffer pages %d\n", ret); - return ret; - } + GEM_BUG_ON(guc_log_has_runtime(guc)); - guc->log.buf_addr = vaddr; + /* Create a WC (Uncached for read) vmalloc mapping of log + * buffer pages, so that we can directly get the data + * (up-to-date) from memory. + */ + vaddr = i915_gem_object_pin_map(guc->log.vma->obj, I915_MAP_WC); + if (IS_ERR(vaddr)) { + DRM_ERROR("Couldn't map log buffer pages %d\n", ret); + return PTR_ERR(vaddr); } - if (!guc->log.relay_chan) { - /* Create a relay channel, so that we have buffers for storing - * the GuC firmware logs, the channel will be linked with a file - * later on when debugfs is registered. - */ - ret = guc_log_create_relay_channel(guc); - if (ret) - return ret; - } + guc->log.runtime.buf_addr = vaddr; - if (!guc->log.flush_wq) { - INIT_WORK(&guc->log.flush_work, capture_logs_work); - - /* - * GuC log buffer flush work item has to do register access to - * send the ack to GuC and this work item, if not synced before - * suspend, can potentially get executed after the GFX device is - * suspended. - * By marking the WQ as freezable, we don't have to bother about - * flushing of this work item from the suspend hooks, the pending - * work item if any will be either executed before the suspend - * or scheduled later on resume. This way the handling of work - * item can be kept same between system suspend & rpm suspend. - */ - guc->log.flush_wq = alloc_ordered_workqueue("i915-guc_log", - WQ_HIGHPRI | WQ_FREEZABLE); - if (guc->log.flush_wq == NULL) { - DRM_ERROR("Couldn't allocate the wq for GuC logging\n"); - return -ENOMEM; - } - } - - return 0; -} - -void intel_guc_log_create(struct intel_guc *guc) -{ - struct i915_vma *vma; - unsigned long offset; - uint32_t size, flags; + /* Keep the size of sub buffers same as shared log buffer */ + subbuf_size = guc->log.vma->obj->base.size; - if (i915.guc_log_level > GUC_LOG_VERBOSITY_MAX) - i915.guc_log_level = GUC_LOG_VERBOSITY_MAX; + /* Store up to 8 snapshots, which is large enough to buffer sufficient + * boot time logs and provides enough leeway to User, in terms of + * latency, for consuming the logs from relay. Also doesn't take + * up too much memory. + */ + n_subbufs = 8; - /* The first page is to save log buffer state. Allocate one - * extra page for others in case for overlap */ - size = (1 + GUC_LOG_DPC_PAGES + 1 + - GUC_LOG_ISR_PAGES + 1 + - GUC_LOG_CRASH_PAGES + 1) << PAGE_SHIFT; + /* Create a relay channel, so that we have buffers for storing + * the GuC firmware logs, the channel will be linked with a file + * later on when debugfs is registered. + */ + guc_log_relay_chan = relay_open(NULL, NULL, subbuf_size, + n_subbufs, &relay_callbacks, dev_priv); + if (!guc_log_relay_chan) { + DRM_ERROR("Couldn't create relay chan for GuC logging\n"); - vma = guc->log.vma; - if (!vma) { - /* We require SSE 4.1 for fast reads from the GuC log buffer and - * it should be present on the chipsets supporting GuC based - * submisssions. - */ - if (WARN_ON(!i915_has_memcpy_from_wc())) { - /* logging will not be enabled */ - i915.guc_log_level = -1; - return; - } + ret = -ENOMEM; + goto err_vaddr; + } - vma = intel_guc_allocate_vma(guc, size); - if (IS_ERR(vma)) { - /* logging will be off */ - i915.guc_log_level = -1; - return; - } + GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); + guc->log.runtime.relay_chan = guc_log_relay_chan; + + INIT_WORK(&guc->log.runtime.flush_work, capture_logs_work); + + /* + * GuC log buffer flush work item has to do register access to + * send the ack to GuC and this work item, if not synced before + * suspend, can potentially get executed after the GFX device is + * suspended. + * By marking the WQ as freezable, we don't have to bother about + * flushing of this work item from the suspend hooks, the pending + * work item if any will be either executed before the suspend + * or scheduled later on resume. This way the handling of work + * item can be kept same between system suspend & rpm suspend. + */ + guc->log.runtime.flush_wq = alloc_ordered_workqueue("i915-guc_log", + WQ_HIGHPRI | WQ_FREEZABLE); + if (!guc->log.runtime.flush_wq) { + DRM_ERROR("Couldn't allocate the wq for GuC logging\n"); + ret = -ENOMEM; + goto err_relaychan; + } - guc->log.vma = vma; + return 0; - if (guc_log_create_extras(guc)) { - guc_log_cleanup(guc); - i915_vma_unpin_and_release(&guc->log.vma); - i915.guc_log_level = -1; - return; - } - } +err_relaychan: + relay_close(guc->log.runtime.relay_chan); +err_vaddr: + i915_gem_object_unpin_map(guc->log.vma->obj); + guc->log.runtime.buf_addr = NULL; + return ret; +} - /* each allocated unit is a page */ - flags = GUC_LOG_VALID | GUC_LOG_NOTIFY_ON_HALF_FULL | - (GUC_LOG_DPC_PAGES << GUC_LOG_DPC_SHIFT) | - (GUC_LOG_ISR_PAGES << GUC_LOG_ISR_SHIFT) | - (GUC_LOG_CRASH_PAGES << GUC_LOG_CRASH_SHIFT); +static void guc_log_runtime_destroy(struct intel_guc *guc) +{ + /* + * It's possible that the runtime stuff was never allocated because + * guc_log_level was < 0 at the time + **/ + if (!guc_log_has_runtime(guc)) + return; - offset = guc_ggtt_offset(vma) >> PAGE_SHIFT; /* in pages */ - guc->log.flags = (offset << GUC_LOG_BUF_ADDR_SHIFT) | flags; + destroy_workqueue(guc->log.runtime.flush_wq); + relay_close(guc->log.runtime.relay_chan); + i915_gem_object_unpin_map(guc->log.vma->obj); + guc->log.runtime.buf_addr = NULL; } static int guc_log_late_setup(struct intel_guc *guc) @@ -527,24 +456,25 @@ static int guc_log_late_setup(struct intel_guc *guc) lockdep_assert_held(&dev_priv->drm.struct_mutex); - if (i915.guc_log_level < 0) - return -EINVAL; - - /* If log_level was set as -1 at boot time, then setup needed to - * handle log buffer flush interrupts would not have been done yet, - * so do that now. - */ - ret = guc_log_create_extras(guc); - if (ret) - goto err; + if (!guc_log_has_runtime(guc)) { + /* If log_level was set as -1 at boot time, then setup needed to + * handle log buffer flush interrupts would not have been done yet, + * so do that now. + */ + ret = guc_log_runtime_create(guc); + if (ret) + goto err; + } - ret = guc_log_create_relay_file(guc); + ret = guc_log_relay_file_create(guc); if (ret) - goto err; + goto err_runtime; return 0; + +err_runtime: + guc_log_runtime_destroy(guc); err: - guc_log_cleanup(guc); /* logging will remain off */ i915.guc_log_level = -1; return ret; @@ -577,7 +507,7 @@ static void guc_flush_logs(struct intel_guc *guc) /* Before initiating the forceful flush, wait for any pending/ongoing * flush to complete otherwise forceful flush may not actually happen. */ - flush_work(&guc->log.flush_work); + flush_work(&guc->log.runtime.flush_work); /* Ask GuC to update the log buffer state */ guc_log_flush(guc); @@ -586,6 +516,72 @@ static void guc_flush_logs(struct intel_guc *guc) guc_log_capture_logs(guc); } +int intel_guc_log_create(struct intel_guc *guc) +{ + struct i915_vma *vma; + unsigned long offset; + uint32_t size, flags; + int ret; + + GEM_BUG_ON(guc->log.vma); + + if (i915.guc_log_level > GUC_LOG_VERBOSITY_MAX) + i915.guc_log_level = GUC_LOG_VERBOSITY_MAX; + + /* The first page is to save log buffer state. Allocate one + * extra page for others in case for overlap */ + size = (1 + GUC_LOG_DPC_PAGES + 1 + + GUC_LOG_ISR_PAGES + 1 + + GUC_LOG_CRASH_PAGES + 1) << PAGE_SHIFT; + + /* We require SSE 4.1 for fast reads from the GuC log buffer and + * it should be present on the chipsets supporting GuC based + * submisssions. + */ + if (WARN_ON(!i915_has_memcpy_from_wc())) { + ret = -EINVAL; + goto err; + } + + vma = intel_guc_allocate_vma(guc, size); + if (IS_ERR(vma)) { + ret = PTR_ERR(vma); + goto err; + } + + guc->log.vma = vma; + + if (i915.guc_log_level >= 0) { + ret = guc_log_runtime_create(guc); + if (ret < 0) + goto err_vma; + } + + /* each allocated unit is a page */ + flags = GUC_LOG_VALID | GUC_LOG_NOTIFY_ON_HALF_FULL | + (GUC_LOG_DPC_PAGES << GUC_LOG_DPC_SHIFT) | + (GUC_LOG_ISR_PAGES << GUC_LOG_ISR_SHIFT) | + (GUC_LOG_CRASH_PAGES << GUC_LOG_CRASH_SHIFT); + + offset = guc_ggtt_offset(vma) >> PAGE_SHIFT; /* in pages */ + guc->log.flags = (offset << GUC_LOG_BUF_ADDR_SHIFT) | flags; + + return 0; + +err_vma: + i915_vma_unpin_and_release(&guc->log.vma); +err: + /* logging will be off */ + i915.guc_log_level = -1; + return ret; +} + +void intel_guc_log_destroy(struct intel_guc *guc) +{ + guc_log_runtime_destroy(guc); + i915_vma_unpin_and_release(&guc->log.vma); +} + int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val) { struct intel_guc *guc = &dev_priv->guc; @@ -609,17 +605,22 @@ int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val) return ret; } - i915.guc_log_level = log_param.verbosity; + if (log_param.logging_enabled) { + i915.guc_log_level = log_param.verbosity; - /* If log_level was set as -1 at boot time, then the relay channel file - * wouldn't have been created by now and interrupts also would not have - * been enabled. - */ - if (!dev_priv->guc.log.relay_chan) { + /* If log_level was set as -1 at boot time, then the relay channel file + * wouldn't have been created by now and interrupts also would not have + * been enabled. Try again now, just in case. + */ ret = guc_log_late_setup(guc); - if (!ret) - gen9_enable_guc_interrupts(dev_priv); - } else if (!log_param.logging_enabled) { + if (ret < 0) { + DRM_DEBUG_DRIVER("GuC log late setup failed %d\n", ret); + return ret; + } + + /* GuC logging is currently the only user of Guc2Host interrupts */ + gen9_enable_guc_interrupts(dev_priv); + } else { /* Once logging is disabled, GuC won't generate logs & send an * interrupt. But there could be some data in the log buffer * which is yet to be captured. So request GuC to update the log @@ -629,9 +630,6 @@ int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val) /* As logging is disabled, update log level to reflect that */ i915.guc_log_level = -1; - } else { - /* In case interrupts were disabled, enable them now */ - gen9_enable_guc_interrupts(dev_priv); } return ret; @@ -639,7 +637,7 @@ int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val) void i915_guc_log_register(struct drm_i915_private *dev_priv) { - if (!i915.enable_guc_submission) + if (!i915.enable_guc_submission || i915.guc_log_level < 0) return; mutex_lock(&dev_priv->drm.struct_mutex); @@ -653,6 +651,8 @@ void i915_guc_log_unregister(struct drm_i915_private *dev_priv) return; mutex_lock(&dev_priv->drm.struct_mutex); - guc_log_cleanup(&dev_priv->guc); + /* GuC logging is currently the only user of Guc2Host interrupts */ + gen9_disable_guc_interrupts(dev_priv); + guc_log_runtime_destroy(&dev_priv->guc); mutex_unlock(&dev_priv->drm.struct_mutex); } diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c index 8c04eca84351..e1ab6432a914 100644 --- a/drivers/gpu/drm/i915/intel_gvt.c +++ b/drivers/gpu/drm/i915/intel_gvt.c @@ -45,6 +45,8 @@ static bool is_supported_device(struct drm_i915_private *dev_priv) return true; if (IS_SKYLAKE(dev_priv)) return true; + if (IS_KABYLAKE(dev_priv) && INTEL_DEVID(dev_priv) == 0x591D) + return true; return false; } diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 3eec74ca5116..1d623b5e09d6 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -34,6 +34,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc.h> #include <drm/drm_edid.h> +#include <drm/drm_scdc_helper.h> #include "intel_drv.h" #include <drm/i915_drm.h> #include <drm/intel_lpe_audio.h> @@ -1208,6 +1209,8 @@ static int intel_hdmi_source_max_tmds_clock(struct drm_i915_private *dev_priv) { if (IS_G4X(dev_priv)) return 165000; + else if (IS_GEMINILAKE(dev_priv)) + return 594000; else if (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8) return 300000; else @@ -1334,6 +1337,7 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder, struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode; + struct drm_scdc *scdc = &conn_state->connector->display_info.hdmi.scdc; int clock_8bpc = pipe_config->base.adjusted_mode.crtc_clock; int clock_12bpc = clock_8bpc * 3 / 2; int desired_bpp; @@ -1403,6 +1407,16 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder, pipe_config->lane_count = 4; + if (scdc->scrambling.supported && IS_GEMINILAKE(dev_priv)) { + if (scdc->scrambling.low_rates) + pipe_config->hdmi_scrambling = true; + + if (pipe_config->port_clock > 340000) { + pipe_config->hdmi_scrambling = true; + pipe_config->hdmi_high_tmds_clock_ratio = true; + } + } + return true; } @@ -1812,6 +1826,57 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c intel_hdmi->aspect_ratio = HDMI_PICTURE_ASPECT_NONE; } +/* + * intel_hdmi_handle_sink_scrambling: handle sink scrambling/clock ratio setup + * @encoder: intel_encoder + * @connector: drm_connector + * @high_tmds_clock_ratio = bool to indicate if the function needs to set + * or reset the high tmds clock ratio for scrambling + * @scrambling: bool to Indicate if the function needs to set or reset + * sink scrambling + * + * This function handles scrambling on HDMI 2.0 capable sinks. + * If required clock rate is > 340 Mhz && scrambling is supported by sink + * it enables scrambling. This should be called before enabling the HDMI + * 2.0 port, as the sink can choose to disable the scrambling if it doesn't + * detect a scrambled clock within 100 ms. + */ +void intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder, + struct drm_connector *connector, + bool high_tmds_clock_ratio, + bool scrambling) +{ + struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); + struct drm_i915_private *dev_priv = connector->dev->dev_private; + struct drm_scrambling *sink_scrambling = + &connector->display_info.hdmi.scdc.scrambling; + struct i2c_adapter *adptr = intel_gmbus_get_adapter(dev_priv, + intel_hdmi->ddc_bus); + bool ret; + + if (!sink_scrambling->supported) + return; + + DRM_DEBUG_KMS("Setting sink scrambling for enc:%s connector:%s\n", + encoder->base.name, connector->name); + + /* Set TMDS bit clock ratio to 1/40 or 1/10 */ + ret = drm_scdc_set_high_tmds_clock_ratio(adptr, high_tmds_clock_ratio); + if (!ret) { + DRM_ERROR("Set TMDS ratio failed\n"); + return; + } + + /* Enable/disable sink scrambling */ + ret = drm_scdc_set_scrambling(adptr, scrambling); + if (!ret) { + DRM_ERROR("Set sink scrambling failed\n"); + return; + } + + DRM_DEBUG_KMS("sink scrambling handled\n"); +} + static u8 intel_hdmi_ddc_pin(struct drm_i915_private *dev_priv, enum port port) { diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c index 7af900bcdc05..9ee819666a4c 100644 --- a/drivers/gpu/drm/i915/intel_huc.c +++ b/drivers/gpu/drm/i915/intel_huc.c @@ -251,24 +251,6 @@ fail: } /** - * intel_huc_fini() - clean up resources allocated for HuC - * @dev_priv: the drm_i915_private device - * - * Cleans up by releasing the huc firmware GEM obj. - */ -void intel_huc_fini(struct drm_i915_private *dev_priv) -{ - struct intel_uc_fw *huc_fw = &dev_priv->huc.fw; - struct drm_i915_gem_object *obj; - - obj = fetch_and_zero(&huc_fw->obj); - if (obj) - i915_gem_object_put(obj); - - huc_fw->fetch_status = INTEL_UC_FIRMWARE_NONE; -} - -/** * intel_guc_auth_huc() - authenticate ucode * @dev_priv: the drm_i915_device * diff --git a/drivers/gpu/drm/i915/intel_lpe_audio.c b/drivers/gpu/drm/i915/intel_lpe_audio.c index 7a5b41b1c024..25d8e76489e4 100644 --- a/drivers/gpu/drm/i915/intel_lpe_audio.c +++ b/drivers/gpu/drm/i915/intel_lpe_audio.c @@ -131,8 +131,15 @@ err: static void lpe_audio_platdev_destroy(struct drm_i915_private *dev_priv) { + /* XXX Note that platform_device_register_full() allocates a dma_mask + * and never frees it. We can't free it here as we cannot guarantee + * this is the last reference (i.e. that the dma_mask will not be + * used after our unregister). So ee choose to leak the sizeof(u64) + * allocation here - it should be fixed in the platform_device rather + * than us fiddle with its internals. + */ + platform_device_unregister(dev_priv->lpe_audio.platdev); - kfree(dev_priv->lpe_audio.platdev->dev.dma_mask); } static void lpe_audio_irq_unmask(struct irq_data *d) @@ -331,6 +338,7 @@ void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv) * audio driver and i915 * @dev_priv: the i915 drm device private data * @eld : ELD data + * @pipe: pipe id * @port: port id * @tmds_clk_speed: tmds clock frequency in Hz * diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 77168e673e0a..c8f7c631fc1f 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -326,7 +326,7 @@ static u64 execlists_update_context(struct drm_i915_gem_request *rq) rq->ctx->ppgtt ?: rq->i915->mm.aliasing_ppgtt; u32 *reg_state = ce->lrc_reg_state; - GEM_BUG_ON(!IS_ALIGNED(rq->tail, 8)); + assert_ring_tail_valid(rq->ring, rq->tail); reg_state[CTX_RING_TAIL+1] = rq->tail; /* True 32b PPGTT with dynamic page allocation: update PDP @@ -399,22 +399,9 @@ static void execlists_dequeue(struct intel_engine_cs *engine) { struct drm_i915_gem_request *last; struct execlist_port *port = engine->execlist_port; - unsigned long flags; struct rb_node *rb; bool submit = false; - /* After execlist_first is updated, the tasklet will be rescheduled. - * - * If we are currently running (inside the tasklet) and a third - * party queues a request and so updates engine->execlist_first under - * the spinlock (which we have elided), it will atomically set the - * TASKLET_SCHED flag causing the us to be re-executed and pick up - * the change in state (the update to TASKLET_SCHED incurs a memory - * barrier making this cross-cpu checking safe). - */ - if (!READ_ONCE(engine->execlist_first)) - return; - last = port->request; if (last) /* WaIdleLiteRestore:bdw,skl @@ -448,7 +435,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) * and context switches) submission. */ - spin_lock_irqsave(&engine->timeline->lock, flags); + spin_lock_irq(&engine->timeline->lock); rb = engine->execlist_first; while (rb) { struct drm_i915_gem_request *cursor = @@ -500,7 +487,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) i915_gem_request_assign(&port->request, last); engine->execlist_first = rb; } - spin_unlock_irqrestore(&engine->timeline->lock, flags); + spin_unlock_irq(&engine->timeline->lock); if (submit) execlists_submit_ports(engine); @@ -530,24 +517,36 @@ static void intel_lrc_irq_handler(unsigned long data) intel_uncore_forcewake_get(dev_priv, engine->fw_domains); - while (test_and_clear_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted)) { + /* Prefer doing test_and_clear_bit() as a two stage operation to avoid + * imposing the cost of a locked atomic transaction when submitting a + * new request (outside of the context-switch interrupt). + */ + while (test_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted)) { u32 __iomem *csb_mmio = dev_priv->regs + i915_mmio_reg_offset(RING_CONTEXT_STATUS_PTR(engine)); u32 __iomem *buf = dev_priv->regs + i915_mmio_reg_offset(RING_CONTEXT_STATUS_BUF_LO(engine, 0)); - unsigned int csb, head, tail; - - csb = readl(csb_mmio); - head = GEN8_CSB_READ_PTR(csb); - tail = GEN8_CSB_WRITE_PTR(csb); - if (head == tail) - break; + unsigned int head, tail; + + /* The write will be ordered by the uncached read (itself + * a memory barrier), so we do not need another in the form + * of a locked instruction. The race between the interrupt + * handler and the split test/clear is harmless as we order + * our clear before the CSB read. If the interrupt arrived + * first between the test and the clear, we read the updated + * CSB and clear the bit. If the interrupt arrives as we read + * the CSB or later (i.e. after we had cleared the bit) the bit + * is set and we do a new loop. + */ + __clear_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted); + head = readl(csb_mmio); + tail = GEN8_CSB_WRITE_PTR(head); + head = GEN8_CSB_READ_PTR(head); + while (head != tail) { + unsigned int status; - if (tail < head) - tail += GEN8_CSB_ENTRIES; - do { - unsigned int idx = ++head % GEN8_CSB_ENTRIES; - unsigned int status = readl(buf + 2 * idx); + if (++head == GEN8_CSB_ENTRIES) + head = 0; /* We are flying near dragons again. * @@ -566,11 +565,12 @@ static void intel_lrc_irq_handler(unsigned long data) * status notifier. */ + status = readl(buf + 2 * head); if (!(status & GEN8_CTX_STATUS_COMPLETED_MASK)) continue; /* Check the context/desc id for this event matches */ - GEM_DEBUG_BUG_ON(readl(buf + 2 * idx + 1) != + GEM_DEBUG_BUG_ON(readl(buf + 2 * head + 1) != port[0].context_id); GEM_BUG_ON(port[0].count == 0); @@ -588,10 +588,9 @@ static void intel_lrc_irq_handler(unsigned long data) GEM_BUG_ON(port[0].count == 0 && !(status & GEN8_CTX_STATUS_ACTIVE_IDLE)); - } while (head < tail); + } - writel(_MASKED_FIELD(GEN8_CSB_READ_PTR_MASK, - GEN8_CSB_WRITE_PTR(csb) << 8), + writel(_MASKED_FIELD(GEN8_CSB_READ_PTR_MASK, head << 8), csb_mmio); } @@ -647,15 +646,14 @@ static void execlists_submit_request(struct drm_i915_gem_request *request) static struct intel_engine_cs * pt_lock_engine(struct i915_priotree *pt, struct intel_engine_cs *locked) { - struct intel_engine_cs *engine; + struct intel_engine_cs *engine = + container_of(pt, struct drm_i915_gem_request, priotree)->engine; + + GEM_BUG_ON(!locked); - engine = container_of(pt, - struct drm_i915_gem_request, - priotree)->engine; if (engine != locked) { - if (locked) - spin_unlock_irq(&locked->timeline->lock); - spin_lock_irq(&engine->timeline->lock); + spin_unlock(&locked->timeline->lock); + spin_lock(&engine->timeline->lock); } return engine; @@ -663,7 +661,7 @@ pt_lock_engine(struct i915_priotree *pt, struct intel_engine_cs *locked) static void execlists_schedule(struct drm_i915_gem_request *request, int prio) { - struct intel_engine_cs *engine = NULL; + struct intel_engine_cs *engine; struct i915_dependency *dep, *p; struct i915_dependency stack; LIST_HEAD(dfs); @@ -697,26 +695,23 @@ static void execlists_schedule(struct drm_i915_gem_request *request, int prio) list_for_each_entry_safe(dep, p, &dfs, dfs_link) { struct i915_priotree *pt = dep->signaler; - list_for_each_entry(p, &pt->signalers_list, signal_link) + /* Within an engine, there can be no cycle, but we may + * refer to the same dependency chain multiple times + * (redundant dependencies are not eliminated) and across + * engines. + */ + list_for_each_entry(p, &pt->signalers_list, signal_link) { + GEM_BUG_ON(p->signaler->priority < pt->priority); if (prio > READ_ONCE(p->signaler->priority)) list_move_tail(&p->dfs_link, &dfs); + } list_safe_reset_next(dep, p, dfs_link); - if (!RB_EMPTY_NODE(&pt->node)) - continue; - - engine = pt_lock_engine(pt, engine); - - /* If it is not already in the rbtree, we can update the - * priority inplace and skip over it (and its dependencies) - * if it is referenced *again* as we descend the dfs. - */ - if (prio > pt->priority && RB_EMPTY_NODE(&pt->node)) { - pt->priority = prio; - list_del_init(&dep->dfs_link); - } } + engine = request->engine; + spin_lock_irq(&engine->timeline->lock); + /* Fifo and depth-first replacement ensure our deps execute before us */ list_for_each_entry_safe_reverse(dep, p, &dfs, dfs_link) { struct i915_priotree *pt = dep->signaler; @@ -728,16 +723,15 @@ static void execlists_schedule(struct drm_i915_gem_request *request, int prio) if (prio <= pt->priority) continue; - GEM_BUG_ON(RB_EMPTY_NODE(&pt->node)); - pt->priority = prio; - rb_erase(&pt->node, &engine->execlist_queue); - if (insert_request(pt, &engine->execlist_queue)) - engine->execlist_first = &pt->node; + if (!RB_EMPTY_NODE(&pt->node)) { + rb_erase(&pt->node, &engine->execlist_queue); + if (insert_request(pt, &engine->execlist_queue)) + engine->execlist_first = &pt->node; + } } - if (engine) - spin_unlock_irq(&engine->timeline->lock); + spin_unlock_irq(&engine->timeline->lock); /* XXX Do we need to preempt to make room for us and our deps? */ } @@ -1255,7 +1249,6 @@ static void reset_common_ring(struct intel_engine_cs *engine, ce->lrc_reg_state[CTX_RING_HEAD+1] = request->postfix; request->ring->head = request->postfix; - request->ring->last_retired_head = -1; intel_ring_update_space(request->ring); /* Catch up with any missed context-switch interrupts */ @@ -1268,8 +1261,10 @@ static void reset_common_ring(struct intel_engine_cs *engine, GEM_BUG_ON(request->ctx != port[0].request->ctx); /* Reset WaIdleLiteRestore:bdw,skl as well */ - request->tail = request->wa_tail - WA_TAIL_DWORDS * sizeof(u32); - GEM_BUG_ON(!IS_ALIGNED(request->tail, 8)); + request->tail = + intel_ring_wrap(request->ring, + request->wa_tail - WA_TAIL_DWORDS*sizeof(u32)); + assert_ring_tail_valid(request->ring, request->tail); } static int intel_logical_ring_emit_pdps(struct drm_i915_gem_request *req) @@ -1480,7 +1475,7 @@ static void gen8_emit_breadcrumb(struct drm_i915_gem_request *request, u32 *cs) *cs++ = MI_USER_INTERRUPT; *cs++ = MI_NOOP; request->tail = intel_ring_offset(request, cs); - GEM_BUG_ON(!IS_ALIGNED(request->tail, 8)); + assert_ring_tail_valid(request->ring, request->tail); gen8_emit_wa_tail(request, cs); } @@ -1508,7 +1503,7 @@ static void gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request, *cs++ = MI_USER_INTERRUPT; *cs++ = MI_NOOP; request->tail = intel_ring_offset(request, cs); - GEM_BUG_ON(!IS_ALIGNED(request->tail, 8)); + assert_ring_tail_valid(request->ring, request->tail); gen8_emit_wa_tail(request, cs); } @@ -1575,6 +1570,7 @@ static void execlists_set_default_submission(struct intel_engine_cs *engine) { engine->submit_request = execlists_submit_request; engine->schedule = execlists_schedule; + engine->irq_tasklet.func = intel_lrc_irq_handler; } static void @@ -2041,7 +2037,6 @@ void intel_lr_context_resume(struct drm_i915_private *dev_priv) i915_gem_object_unpin_map(ce->state->obj); ce->ring->head = ce->ring->tail = 0; - ce->ring->last_retired_head = -1; intel_ring_update_space(ce->ring); } } diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index 441c01466384..d44465190dc1 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -920,6 +920,8 @@ int intel_opregion_setup(struct drm_i915_private *dev_priv) char buf[sizeof(OPREGION_SIGNATURE)]; int err = 0; void *base; + const void *vbt; + u32 vbt_size; BUILD_BUG_ON(sizeof(struct opregion_header) != 0x100); BUILD_BUG_ON(sizeof(struct opregion_acpi) != 0x100); @@ -972,45 +974,46 @@ int intel_opregion_setup(struct drm_i915_private *dev_priv) if (mboxes & MBOX_ASLE_EXT) DRM_DEBUG_DRIVER("ASLE extension supported\n"); - if (!dmi_check_system(intel_no_opregion_vbt)) { - const void *vbt = NULL; - u32 vbt_size = 0; - - if (opregion->header->opregion_ver >= 2 && opregion->asle && - opregion->asle->rvda && opregion->asle->rvds) { - opregion->rvda = memremap(opregion->asle->rvda, - opregion->asle->rvds, - MEMREMAP_WB); - vbt = opregion->rvda; - vbt_size = opregion->asle->rvds; - } + if (dmi_check_system(intel_no_opregion_vbt)) + goto out; + if (opregion->header->opregion_ver >= 2 && opregion->asle && + opregion->asle->rvda && opregion->asle->rvds) { + opregion->rvda = memremap(opregion->asle->rvda, + opregion->asle->rvds, + MEMREMAP_WB); + vbt = opregion->rvda; + vbt_size = opregion->asle->rvds; if (intel_bios_is_valid_vbt(vbt, vbt_size)) { DRM_DEBUG_KMS("Found valid VBT in ACPI OpRegion (RVDA)\n"); opregion->vbt = vbt; opregion->vbt_size = vbt_size; + goto out; } else { - vbt = base + OPREGION_VBT_OFFSET; - /* - * The VBT specification says that if the ASLE ext - * mailbox is not used its area is reserved, but - * on some CHT boards the VBT extends into the - * ASLE ext area. Allow this even though it is - * against the spec, so we do not end up rejecting - * the VBT on those boards (and end up not finding the - * LCD panel because of this). - */ - vbt_size = (mboxes & MBOX_ASLE_EXT) ? - OPREGION_ASLE_EXT_OFFSET : OPREGION_SIZE; - vbt_size -= OPREGION_VBT_OFFSET; - if (intel_bios_is_valid_vbt(vbt, vbt_size)) { - DRM_DEBUG_KMS("Found valid VBT in ACPI OpRegion (Mailbox #4)\n"); - opregion->vbt = vbt; - opregion->vbt_size = vbt_size; - } + DRM_DEBUG_KMS("Invalid VBT in ACPI OpRegion (RVDA)\n"); } } + vbt = base + OPREGION_VBT_OFFSET; + /* + * The VBT specification says that if the ASLE ext mailbox is not used + * its area is reserved, but on some CHT boards the VBT extends into the + * ASLE ext area. Allow this even though it is against the spec, so we + * do not end up rejecting the VBT on those boards (and end up not + * finding the LCD panel because of this). + */ + vbt_size = (mboxes & MBOX_ASLE_EXT) ? + OPREGION_ASLE_EXT_OFFSET : OPREGION_SIZE; + vbt_size -= OPREGION_VBT_OFFSET; + if (intel_bios_is_valid_vbt(vbt, vbt_size)) { + DRM_DEBUG_KMS("Found valid VBT in ACPI OpRegion (Mailbox #4)\n"); + opregion->vbt = vbt; + opregion->vbt_size = vbt_size; + } else { + DRM_DEBUG_KMS("Invalid VBT in ACPI OpRegion (Mailbox #4)\n"); + } + +out: return 0; err_out: diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index aece0ff88a5d..570bd603f401 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -655,6 +655,29 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz, return wm_size; } +static bool intel_wm_plane_visible(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct intel_plane *plane = to_intel_plane(plane_state->base.plane); + + /* FIXME check the 'enable' instead */ + if (!crtc_state->base.active) + return false; + + /* + * Treat cursor with fb as always visible since cursor updates + * can happen faster than the vrefresh rate, and the current + * watermark code doesn't handle that correctly. Cursor updates + * which set/clear the fb or change the cursor size are going + * to get throttled by intel_legacy_cursor_update() to work + * around this problem with the watermark code. + */ + if (plane->id == PLANE_CURSOR) + return plane_state->base.fb != NULL; + else + return plane_state->base.visible; +} + static struct intel_crtc *single_enabled_crtc(struct drm_i915_private *dev_priv) { struct intel_crtc *crtc, *enabled = NULL; @@ -1961,7 +1984,7 @@ static uint32_t ilk_compute_pri_wm(const struct intel_crtc_state *cstate, uint32_t method1, method2; int cpp; - if (!cstate->base.active || !pstate->base.visible) + if (!intel_wm_plane_visible(cstate, pstate)) return 0; cpp = pstate->base.fb->format->cpp[0]; @@ -1990,7 +2013,7 @@ static uint32_t ilk_compute_spr_wm(const struct intel_crtc_state *cstate, uint32_t method1, method2; int cpp; - if (!cstate->base.active || !pstate->base.visible) + if (!intel_wm_plane_visible(cstate, pstate)) return 0; cpp = pstate->base.fb->format->cpp[0]; @@ -2013,15 +2036,7 @@ static uint32_t ilk_compute_cur_wm(const struct intel_crtc_state *cstate, { int cpp; - /* - * Treat cursor with fb as always visible since cursor updates - * can happen faster than the vrefresh rate, and the current - * watermark code doesn't handle that correctly. Cursor updates - * which set/clear the fb or change the cursor size are going - * to get throttled by intel_legacy_cursor_update() to work - * around this problem with the watermark code. - */ - if (!cstate->base.active || !pstate->base.fb) + if (!intel_wm_plane_visible(cstate, pstate)) return 0; cpp = pstate->base.fb->format->cpp[0]; @@ -2038,7 +2053,7 @@ static uint32_t ilk_compute_fbc_wm(const struct intel_crtc_state *cstate, { int cpp; - if (!cstate->base.active || !pstate->base.visible) + if (!intel_wm_plane_visible(cstate, pstate)) return 0; cpp = pstate->base.fb->format->cpp[0]; @@ -3346,19 +3361,29 @@ void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, * Caller should take care of dividing & rounding off the value. */ static uint32_t -skl_plane_downscale_amount(const struct intel_plane_state *pstate) +skl_plane_downscale_amount(const struct intel_crtc_state *cstate, + const struct intel_plane_state *pstate) { + struct intel_plane *plane = to_intel_plane(pstate->base.plane); uint32_t downscale_h, downscale_w; uint32_t src_w, src_h, dst_w, dst_h; - if (WARN_ON(!pstate->base.visible)) + if (WARN_ON(!intel_wm_plane_visible(cstate, pstate))) return DRM_PLANE_HELPER_NO_SCALING; /* n.b., src is 16.16 fixed point, dst is whole integer */ - src_w = drm_rect_width(&pstate->base.src); - src_h = drm_rect_height(&pstate->base.src); - dst_w = drm_rect_width(&pstate->base.dst); - dst_h = drm_rect_height(&pstate->base.dst); + if (plane->id == PLANE_CURSOR) { + src_w = pstate->base.src_w; + src_h = pstate->base.src_h; + dst_w = pstate->base.crtc_w; + dst_h = pstate->base.crtc_h; + } else { + src_w = drm_rect_width(&pstate->base.src); + src_h = drm_rect_height(&pstate->base.src); + dst_w = drm_rect_width(&pstate->base.dst); + dst_h = drm_rect_height(&pstate->base.dst); + } + if (drm_rotation_90_or_270(pstate->base.rotation)) swap(dst_w, dst_h); @@ -3374,6 +3399,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, const struct drm_plane_state *pstate, int y) { + struct intel_plane *plane = to_intel_plane(pstate->plane); struct intel_plane_state *intel_pstate = to_intel_plane_state(pstate); uint32_t down_scale_amount, data_rate; uint32_t width = 0, height = 0; @@ -3386,7 +3412,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, fb = pstate->fb; format = fb->format->format; - if (pstate->plane->type == DRM_PLANE_TYPE_CURSOR) + if (plane->id == PLANE_CURSOR) return 0; if (y && format != DRM_FORMAT_NV12) return 0; @@ -3410,7 +3436,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, data_rate = width * height * fb->format->cpp[0]; } - down_scale_amount = skl_plane_downscale_amount(intel_pstate); + down_scale_amount = skl_plane_downscale_amount(cstate, intel_pstate); return (uint64_t)data_rate * down_scale_amount >> 16; } @@ -3702,7 +3728,7 @@ static uint32_t skl_adjusted_plane_pixel_rate(const struct intel_crtc_state *cst uint64_t pixel_rate; /* Shouldn't reach here on disabled planes... */ - if (WARN_ON(!pstate->base.visible)) + if (WARN_ON(!intel_wm_plane_visible(cstate, pstate))) return 0; /* @@ -3710,7 +3736,7 @@ static uint32_t skl_adjusted_plane_pixel_rate(const struct intel_crtc_state *cst * with additional adjustments for plane-specific scaling. */ adjusted_pixel_rate = cstate->pixel_rate; - downscale_amount = skl_plane_downscale_amount(pstate); + downscale_amount = skl_plane_downscale_amount(cstate, pstate); pixel_rate = adjusted_pixel_rate * downscale_amount >> 16; WARN_ON(pixel_rate != clamp_t(uint32_t, pixel_rate, 0, ~0)); @@ -3727,6 +3753,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, uint8_t *out_lines, /* out */ bool *enabled /* out */) { + struct intel_plane *plane = to_intel_plane(intel_pstate->base.plane); struct drm_plane_state *pstate = &intel_pstate->base; struct drm_framebuffer *fb = pstate->fb; uint32_t latency = dev_priv->wm.skl_latency[level]; @@ -3746,7 +3773,8 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, bool apply_memory_bw_wa = skl_needs_memory_bw_wa(state); bool y_tiled, x_tiled; - if (latency == 0 || !cstate->base.active || !intel_pstate->base.visible) { + if (latency == 0 || + !intel_wm_plane_visible(cstate, intel_pstate)) { *enabled = false; return 0; } @@ -3762,8 +3790,13 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, if (apply_memory_bw_wa && x_tiled) latency += 15; - width = drm_rect_width(&intel_pstate->base.src) >> 16; - height = drm_rect_height(&intel_pstate->base.src) >> 16; + if (plane->id == PLANE_CURSOR) { + width = intel_pstate->base.crtc_w; + height = intel_pstate->base.crtc_h; + } else { + width = drm_rect_width(&intel_pstate->base.src) >> 16; + height = drm_rect_height(&intel_pstate->base.src) >> 16; + } if (drm_rotation_90_or_270(pstate->rotation)) swap(width, height); @@ -8055,7 +8088,7 @@ static inline int gen6_check_mailbox_status(struct drm_i915_private *dev_priv) case GEN6_PCODE_TIMEOUT: return -ETIMEDOUT; default: - MISSING_CASE(flags) + MISSING_CASE(flags); return 0; } } @@ -8355,6 +8388,7 @@ static u64 vlv_residency_raw(struct drm_i915_private *dev_priv, const i915_reg_t reg) { u32 lower, upper, tmp; + int loop = 2; /* The register accessed do not need forcewake. We borrow * uncore lock to prevent concurrent access to range reg. @@ -8383,7 +8417,7 @@ static u64 vlv_residency_raw(struct drm_i915_private *dev_priv, I915_WRITE_FW(VLV_COUNTER_CONTROL, _MASKED_BIT_ENABLE(VLV_COUNT_RANGE_HIGH)); upper = I915_READ_FW(reg); - } while (upper != tmp); + } while (upper != tmp && --loop); /* Everywhere else we always use VLV_COUNTER_CONTROL with the * VLV_COUNT_RANGE_HIGH bit set - so it is safe to leave it set diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index f7c6383ecd06..66a2b8b83972 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -49,13 +49,7 @@ static int __intel_ring_space(int head, int tail, int size) void intel_ring_update_space(struct intel_ring *ring) { - if (ring->last_retired_head != -1) { - ring->head = ring->last_retired_head; - ring->last_retired_head = -1; - } - - ring->space = __intel_ring_space(ring->head & HEAD_ADDR, - ring->tail, ring->size); + ring->space = __intel_ring_space(ring->head, ring->tail, ring->size); } static int @@ -618,12 +612,8 @@ static void reset_ring_common(struct intel_engine_cs *engine, } /* If the rq hung, jump to its breadcrumb and skip the batch */ - if (request->fence.error == -EIO) { - struct intel_ring *ring = request->ring; - - ring->head = request->postfix; - ring->last_retired_head = -1; - } + if (request->fence.error == -EIO) + request->ring->head = request->postfix; } else { engine->legacy_active_context = NULL; } @@ -784,7 +774,7 @@ static void i9xx_submit_request(struct drm_i915_gem_request *request) i915_gem_request_submit(request); - GEM_BUG_ON(!IS_ALIGNED(request->tail, 8)); + assert_ring_tail_valid(request->ring, request->tail); I915_WRITE_TAIL(request->engine, request->tail); } @@ -796,7 +786,7 @@ static void i9xx_emit_breadcrumb(struct drm_i915_gem_request *req, u32 *cs) *cs++ = MI_USER_INTERRUPT; req->tail = intel_ring_offset(req, cs); - GEM_BUG_ON(!IS_ALIGNED(req->tail, 8)); + assert_ring_tail_valid(req->ring, req->tail); } static const int i9xx_emit_breadcrumb_sz = 4; @@ -835,7 +825,7 @@ static void gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req, *cs++ = MI_NOOP; req->tail = intel_ring_offset(req, cs); - GEM_BUG_ON(!IS_ALIGNED(req->tail, 8)); + assert_ring_tail_valid(req->ring, req->tail); } static const int gen8_render_emit_breadcrumb_sz = 8; @@ -1392,7 +1382,6 @@ intel_engine_create_ring(struct intel_engine_cs *engine, int size) if (IS_I830(engine->i915) || IS_I845G(engine->i915)) ring->effective_size -= 2 * CACHELINE_BYTES; - ring->last_retired_head = -1; intel_ring_update_space(ring); vma = intel_ring_create_vma(engine->i915, size); @@ -1573,10 +1562,8 @@ void intel_legacy_submission_resume(struct drm_i915_private *dev_priv) struct intel_engine_cs *engine; enum intel_engine_id id; - for_each_engine(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) engine->buffer->head = engine->buffer->tail; - engine->buffer->last_retired_head = -1; - } } static int ring_request_alloc(struct drm_i915_gem_request *request) @@ -2130,7 +2117,7 @@ int intel_init_render_ring_buffer(struct intel_engine_cs *engine) num_rings = hweight32(INTEL_INFO(dev_priv)->ring_mask) - 1; - engine->emit_breadcrumb_sz += num_rings * 6; + engine->emit_breadcrumb_sz += num_rings * 8; } } else if (INTEL_GEN(dev_priv) >= 6) { engine->init_context = intel_rcs_ctx_init; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 847aea554464..a82a0807f64d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -149,16 +149,6 @@ struct intel_ring { int space; int size; int effective_size; - - /** We track the position of the requests in the ring buffer, and - * when each is retired we increment last_retired_head as the GPU - * must have finished processing the request and so we know we - * can advance the ringbuffer up to that position. - * - * last_retired_head is set to -1 after the value is consumed so - * we can detect new retirements. - */ - u32 last_retired_head; }; struct i915_gem_context; @@ -442,18 +432,10 @@ struct intel_engine_cs { u32 (*get_cmd_length_mask)(u32 cmd_header); }; -static inline unsigned +static inline unsigned int intel_engine_flag(const struct intel_engine_cs *engine) { - return 1 << engine->id; -} - -static inline void -intel_flush_status_page(struct intel_engine_cs *engine, int reg) -{ - mb(); - clflush(&engine->status_page.page_addr[reg]); - mb(); + return BIT(engine->id); } static inline u32 @@ -464,14 +446,22 @@ intel_read_status_page(struct intel_engine_cs *engine, int reg) } static inline void -intel_write_status_page(struct intel_engine_cs *engine, - int reg, u32 value) +intel_write_status_page(struct intel_engine_cs *engine, int reg, u32 value) { - mb(); - clflush(&engine->status_page.page_addr[reg]); - engine->status_page.page_addr[reg] = value; - clflush(&engine->status_page.page_addr[reg]); - mb(); + /* Writing into the status page should be done sparingly. Since + * we do when we are uncertain of the device state, we take a bit + * of extra paranoia to try and ensure that the HWS takes the value + * we give and that it doesn't end up trapped inside the CPU! + */ + if (static_cpu_has(X86_FEATURE_CLFLUSH)) { + mb(); + clflush(&engine->status_page.page_addr[reg]); + engine->status_page.page_addr[reg] = value; + clflush(&engine->status_page.page_addr[reg]); + mb(); + } else { + WRITE_ONCE(engine->status_page.page_addr[reg], value); + } } /* @@ -525,12 +515,29 @@ intel_ring_advance(struct drm_i915_gem_request *req, u32 *cs) } static inline u32 -intel_ring_offset(struct drm_i915_gem_request *req, void *addr) +intel_ring_wrap(const struct intel_ring *ring, u32 pos) +{ + return pos & (ring->size - 1); +} + +static inline u32 +intel_ring_offset(const struct drm_i915_gem_request *req, void *addr) { /* Don't write ring->size (equivalent to 0) as that hangs some GPUs. */ u32 offset = addr - req->ring->vaddr; GEM_BUG_ON(offset > req->ring->size); - return offset & (req->ring->size - 1); + return intel_ring_wrap(req->ring, offset); +} + +static inline void +assert_ring_tail_valid(const struct intel_ring *ring, unsigned int tail) +{ + /* We could combine these into a single tail operation, but keeping + * them as seperate tests will help identify the cause should one + * ever fire. + */ + GEM_BUG_ON(!IS_ALIGNED(tail, 8)); + GEM_BUG_ON(tail >= ring->size); } void intel_ring_update_space(struct intel_ring *ring); diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 012bc358a33a..f8a375f8dde6 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2840,8 +2840,10 @@ void intel_runtime_pm_get(struct drm_i915_private *dev_priv) { struct pci_dev *pdev = dev_priv->drm.pdev; struct device *kdev = &pdev->dev; + int ret; - pm_runtime_get_sync(kdev); + ret = pm_runtime_get_sync(kdev); + WARN_ONCE(ret < 0, "pm_runtime_get_sync() failed: %d\n", ret); atomic_inc(&dev_priv->pm.wakeref_count); assert_rpm_wakelock_held(dev_priv); @@ -2871,7 +2873,8 @@ bool intel_runtime_pm_get_if_in_use(struct drm_i915_private *dev_priv) * function, since the power state is undefined. This applies * atm to the late/early system suspend/resume handlers. */ - WARN_ON_ONCE(ret < 0); + WARN_ONCE(ret < 0, + "pm_runtime_get_if_in_use() failed: %d\n", ret); if (ret <= 0) return false; } @@ -2955,8 +2958,11 @@ void intel_runtime_pm_enable(struct drm_i915_private *dev_priv) * platforms without RPM support. */ if (!HAS_RUNTIME_PM(dev_priv)) { + int ret; + pm_runtime_dont_use_autosuspend(kdev); - pm_runtime_get_sync(kdev); + ret = pm_runtime_get_sync(kdev); + WARN(ret < 0, "pm_runtime_get_sync() failed: %d\n", ret); } else { pm_runtime_use_autosuspend(kdev); } diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index b931d0bd7a64..f7d431427115 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -217,7 +217,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_framebuffer *fb = plane_state->base.fb; enum plane_id plane_id = intel_plane->id; enum pipe pipe = intel_plane->pipe; - u32 plane_ctl; + u32 plane_ctl = plane_state->ctl; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 surf_addr = plane_state->main.offset; unsigned int rotation = plane_state->base.rotation; @@ -232,24 +232,6 @@ skl_update_plane(struct drm_plane *drm_plane, uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; unsigned long irqflags; - plane_ctl = PLANE_CTL_ENABLE; - - if (!IS_GEMINILAKE(dev_priv)) { - plane_ctl |= - PLANE_CTL_PIPE_GAMMA_ENABLE | - PLANE_CTL_PIPE_CSC_ENABLE | - PLANE_CTL_PLANE_GAMMA_DISABLE; - } - - plane_ctl |= skl_plane_ctl_format(fb->format->format); - plane_ctl |= skl_plane_ctl_tiling(fb->modifier); - plane_ctl |= skl_plane_ctl_rotation(rotation); - - if (key->flags & I915_SET_COLORKEY_DESTINATION) - plane_ctl |= PLANE_CTL_KEY_ENABLE_DESTINATION; - else if (key->flags & I915_SET_COLORKEY_SOURCE) - plane_ctl |= PLANE_CTL_KEY_ENABLE_SOURCE; - /* Sizes are 0 based */ src_w--; src_h--; @@ -361,32 +343,15 @@ chv_update_csc(struct intel_plane *intel_plane, uint32_t format) I915_WRITE_FW(SPCSCCROCLAMP(plane_id), SPCSC_OMAX(1023) | SPCSC_OMIN(0)); } -static void -vlv_update_plane(struct drm_plane *dplane, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 vlv_sprite_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_device *dev = dplane->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_plane *intel_plane = to_intel_plane(dplane); - struct drm_framebuffer *fb = plane_state->base.fb; - enum pipe pipe = intel_plane->pipe; - enum plane_id plane_id = intel_plane->id; - u32 sprctl; - u32 sprsurf_offset, linear_offset; + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; - int crtc_x = plane_state->base.dst.x1; - int crtc_y = plane_state->base.dst.y1; - uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); - uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); - uint32_t x = plane_state->base.src.x1 >> 16; - uint32_t y = plane_state->base.src.y1 >> 16; - uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16; - uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; - unsigned long irqflags; + u32 sprctl; - sprctl = SP_ENABLE; + sprctl = SP_ENABLE | SP_GAMMA_ENABLE; switch (fb->format->format) { case DRM_FORMAT_YUYV: @@ -423,20 +388,10 @@ vlv_update_plane(struct drm_plane *dplane, sprctl |= SP_FORMAT_RGBA8888; break; default: - /* - * If we get here one of the upper layers failed to filter - * out the unsupported plane formats - */ - BUG(); - break; + MISSING_CASE(fb->format->format); + return 0; } - /* - * Enable gamma to match primary/cursor plane behaviour. - * FIXME should be user controllable via propertiesa. - */ - sprctl |= SP_GAMMA_ENABLE; - if (fb->modifier == I915_FORMAT_MOD_X_TILED) sprctl |= SP_TILED; @@ -449,22 +404,36 @@ vlv_update_plane(struct drm_plane *dplane, if (key->flags & I915_SET_COLORKEY_SOURCE) sprctl |= SP_SOURCE_KEY; + return sprctl; +} + +static void +vlv_update_plane(struct drm_plane *dplane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_device *dev = dplane->dev; + struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_plane *intel_plane = to_intel_plane(dplane); + struct drm_framebuffer *fb = plane_state->base.fb; + enum pipe pipe = intel_plane->pipe; + enum plane_id plane_id = intel_plane->id; + u32 sprctl = plane_state->ctl; + u32 sprsurf_offset = plane_state->main.offset; + u32 linear_offset; + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; + int crtc_x = plane_state->base.dst.x1; + int crtc_y = plane_state->base.dst.y1; + uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); + uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); + uint32_t x = plane_state->main.x; + uint32_t y = plane_state->main.y; + unsigned long irqflags; + /* Sizes are 0 based */ - src_w--; - src_h--; crtc_w--; crtc_h--; - intel_add_fb_offsets(&x, &y, plane_state, 0); - sprsurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0); - - if (rotation & DRM_ROTATE_180) { - x += src_w; - y += src_h; - } else if (rotation & DRM_REFLECT_X) { - x += src_w; - } - linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); @@ -516,31 +485,23 @@ vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc) spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } -static void -ivb_update_plane(struct drm_plane *plane, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 ivb_sprite_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_device *dev = plane->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_plane *intel_plane = to_intel_plane(plane); - struct drm_framebuffer *fb = plane_state->base.fb; - enum pipe pipe = intel_plane->pipe; - u32 sprctl, sprscale = 0; - u32 sprsurf_offset, linear_offset; + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; - int crtc_x = plane_state->base.dst.x1; - int crtc_y = plane_state->base.dst.y1; - uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); - uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); - uint32_t x = plane_state->base.src.x1 >> 16; - uint32_t y = plane_state->base.src.y1 >> 16; - uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16; - uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; - unsigned long irqflags; + u32 sprctl; + + sprctl = SPRITE_ENABLE | SPRITE_GAMMA_ENABLE; + + if (IS_IVYBRIDGE(dev_priv)) + sprctl |= SPRITE_TRICKLE_FEED_DISABLE; - sprctl = SPRITE_ENABLE; + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) + sprctl |= SPRITE_PIPE_CSC_ENABLE; switch (fb->format->format) { case DRM_FORMAT_XBGR8888: @@ -562,34 +523,48 @@ ivb_update_plane(struct drm_plane *plane, sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_VYUY; break; default: - BUG(); + MISSING_CASE(fb->format->format); + return 0; } - /* - * Enable gamma to match primary/cursor plane behaviour. - * FIXME should be user controllable via propertiesa. - */ - sprctl |= SPRITE_GAMMA_ENABLE; - if (fb->modifier == I915_FORMAT_MOD_X_TILED) sprctl |= SPRITE_TILED; if (rotation & DRM_ROTATE_180) sprctl |= SPRITE_ROTATE_180; - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) - sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE; - else - sprctl |= SPRITE_TRICKLE_FEED_DISABLE; - - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) - sprctl |= SPRITE_PIPE_CSC_ENABLE; - if (key->flags & I915_SET_COLORKEY_DESTINATION) sprctl |= SPRITE_DEST_KEY; else if (key->flags & I915_SET_COLORKEY_SOURCE) sprctl |= SPRITE_SOURCE_KEY; + return sprctl; +} + +static void +ivb_update_plane(struct drm_plane *plane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_device *dev = plane->dev; + struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_plane *intel_plane = to_intel_plane(plane); + struct drm_framebuffer *fb = plane_state->base.fb; + enum pipe pipe = intel_plane->pipe; + u32 sprctl = plane_state->ctl, sprscale = 0; + u32 sprsurf_offset = plane_state->main.offset; + u32 linear_offset; + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; + int crtc_x = plane_state->base.dst.x1; + int crtc_y = plane_state->base.dst.y1; + uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); + uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); + uint32_t x = plane_state->main.x; + uint32_t y = plane_state->main.y; + uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16; + uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; + unsigned long irqflags; + /* Sizes are 0 based */ src_w--; src_h--; @@ -599,16 +574,6 @@ ivb_update_plane(struct drm_plane *plane, if (crtc_w != src_w || crtc_h != src_h) sprscale = SPRITE_SCALE_ENABLE | (src_w << 16) | src_h; - intel_add_fb_offsets(&x, &y, plane_state, 0); - sprsurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0); - - /* HSW+ does this automagically in hardware */ - if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv) && - rotation & DRM_ROTATE_180) { - x += src_w; - y += src_h; - } - linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); @@ -664,31 +629,20 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc) spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } -static void -ilk_update_plane(struct drm_plane *plane, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 ilk_sprite_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_device *dev = plane->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_plane *intel_plane = to_intel_plane(plane); - struct drm_framebuffer *fb = plane_state->base.fb; - int pipe = intel_plane->pipe; - u32 dvscntr, dvsscale; - u32 dvssurf_offset, linear_offset; + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; - int crtc_x = plane_state->base.dst.x1; - int crtc_y = plane_state->base.dst.y1; - uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); - uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); - uint32_t x = plane_state->base.src.x1 >> 16; - uint32_t y = plane_state->base.src.y1 >> 16; - uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16; - uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; - unsigned long irqflags; + u32 dvscntr; - dvscntr = DVS_ENABLE; + dvscntr = DVS_ENABLE | DVS_GAMMA_ENABLE; + + if (IS_GEN6(dev_priv)) + dvscntr |= DVS_TRICKLE_FEED_DISABLE; switch (fb->format->format) { case DRM_FORMAT_XBGR8888: @@ -710,47 +664,57 @@ ilk_update_plane(struct drm_plane *plane, dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_VYUY; break; default: - BUG(); + MISSING_CASE(fb->format->format); + return 0; } - /* - * Enable gamma to match primary/cursor plane behaviour. - * FIXME should be user controllable via propertiesa. - */ - dvscntr |= DVS_GAMMA_ENABLE; - if (fb->modifier == I915_FORMAT_MOD_X_TILED) dvscntr |= DVS_TILED; if (rotation & DRM_ROTATE_180) dvscntr |= DVS_ROTATE_180; - if (IS_GEN6(dev_priv)) - dvscntr |= DVS_TRICKLE_FEED_DISABLE; /* must disable */ - if (key->flags & I915_SET_COLORKEY_DESTINATION) dvscntr |= DVS_DEST_KEY; else if (key->flags & I915_SET_COLORKEY_SOURCE) dvscntr |= DVS_SOURCE_KEY; + return dvscntr; +} + +static void +ilk_update_plane(struct drm_plane *plane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_device *dev = plane->dev; + struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_plane *intel_plane = to_intel_plane(plane); + struct drm_framebuffer *fb = plane_state->base.fb; + int pipe = intel_plane->pipe; + u32 dvscntr = plane_state->ctl, dvsscale = 0; + u32 dvssurf_offset = plane_state->main.offset; + u32 linear_offset; + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; + int crtc_x = plane_state->base.dst.x1; + int crtc_y = plane_state->base.dst.y1; + uint32_t crtc_w = drm_rect_width(&plane_state->base.dst); + uint32_t crtc_h = drm_rect_height(&plane_state->base.dst); + uint32_t x = plane_state->main.x; + uint32_t y = plane_state->main.y; + uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16; + uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16; + unsigned long irqflags; + /* Sizes are 0 based */ src_w--; src_h--; crtc_w--; crtc_h--; - dvsscale = 0; if (crtc_w != src_w || crtc_h != src_h) dvsscale = DVS_SCALE_ENABLE | (src_w << 16) | src_h; - intel_add_fb_offsets(&x, &y, plane_state, 0); - dvssurf_offset = intel_compute_tile_offset(&x, &y, plane_state, 0); - - if (rotation & DRM_ROTATE_180) { - x += src_w; - y += src_h; - } - linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); @@ -981,6 +945,26 @@ intel_check_sprite_plane(struct drm_plane *plane, ret = skl_check_plane_surface(state); if (ret) return ret; + + state->ctl = skl_plane_ctl(crtc_state, state); + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { + ret = i9xx_check_plane_surface(state); + if (ret) + return ret; + + state->ctl = vlv_sprite_ctl(crtc_state, state); + } else if (INTEL_GEN(dev_priv) >= 7) { + ret = i9xx_check_plane_surface(state); + if (ret) + return ret; + + state->ctl = ivb_sprite_ctl(crtc_state, state); + } else { + ret = i9xx_check_plane_surface(state); + if (ret) + return ret; + + state->ctl = ilk_sprite_ctl(crtc_state, state); } return 0; diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index d15a7d9d4eb0..c117424f1f50 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -26,6 +26,19 @@ #include "intel_uc.h" #include <linux/firmware.h> +/* Cleans up uC firmware by releasing the firmware GEM obj. + */ +static void __intel_uc_fw_fini(struct intel_uc_fw *uc_fw) +{ + struct drm_i915_gem_object *obj; + + obj = fetch_and_zero(&uc_fw->obj); + if (obj) + i915_gem_object_put(obj); + + uc_fw->fetch_status = INTEL_UC_FIRMWARE_NONE; +} + /* Reset GuC providing us with fresh state for both GuC and HuC. */ static int __intel_uc_reset_hw(struct drm_i915_private *dev_priv) @@ -83,23 +96,166 @@ void intel_uc_sanitize_options(struct drm_i915_private *dev_priv) void intel_uc_init_early(struct drm_i915_private *dev_priv) { - mutex_init(&dev_priv->guc.send_mutex); + struct intel_guc *guc = &dev_priv->guc; + + mutex_init(&guc->send_mutex); + guc->send = intel_guc_send_mmio; +} + +static void fetch_uc_fw(struct drm_i915_private *dev_priv, + struct intel_uc_fw *uc_fw) +{ + struct pci_dev *pdev = dev_priv->drm.pdev; + struct drm_i915_gem_object *obj; + const struct firmware *fw = NULL; + struct uc_css_header *css; + size_t size; + int err; + + if (!uc_fw->path) + return; + + uc_fw->fetch_status = INTEL_UC_FIRMWARE_PENDING; + + DRM_DEBUG_DRIVER("before requesting firmware: uC fw fetch status %s\n", + intel_uc_fw_status_repr(uc_fw->fetch_status)); + + err = request_firmware(&fw, uc_fw->path, &pdev->dev); + if (err) + goto fail; + if (!fw) + goto fail; + + DRM_DEBUG_DRIVER("fetch uC fw from %s succeeded, fw %p\n", + uc_fw->path, fw); + + /* Check the size of the blob before examining buffer contents */ + if (fw->size < sizeof(struct uc_css_header)) { + DRM_NOTE("Firmware header is missing\n"); + goto fail; + } + + css = (struct uc_css_header *)fw->data; + + /* Firmware bits always start from header */ + uc_fw->header_offset = 0; + uc_fw->header_size = (css->header_size_dw - css->modulus_size_dw - + css->key_size_dw - css->exponent_size_dw) * sizeof(u32); + + if (uc_fw->header_size != sizeof(struct uc_css_header)) { + DRM_NOTE("CSS header definition mismatch\n"); + goto fail; + } + + /* then, uCode */ + uc_fw->ucode_offset = uc_fw->header_offset + uc_fw->header_size; + uc_fw->ucode_size = (css->size_dw - css->header_size_dw) * sizeof(u32); + + /* now RSA */ + if (css->key_size_dw != UOS_RSA_SCRATCH_MAX_COUNT) { + DRM_NOTE("RSA key size is bad\n"); + goto fail; + } + uc_fw->rsa_offset = uc_fw->ucode_offset + uc_fw->ucode_size; + uc_fw->rsa_size = css->key_size_dw * sizeof(u32); + + /* At least, it should have header, uCode and RSA. Size of all three. */ + size = uc_fw->header_size + uc_fw->ucode_size + uc_fw->rsa_size; + if (fw->size < size) { + DRM_NOTE("Missing firmware components\n"); + goto fail; + } + + /* + * The GuC firmware image has the version number embedded at a + * well-known offset within the firmware blob; note that major / minor + * version are TWO bytes each (i.e. u16), although all pointers and + * offsets are defined in terms of bytes (u8). + */ + switch (uc_fw->type) { + case INTEL_UC_FW_TYPE_GUC: + /* Header and uCode will be loaded to WOPCM. Size of the two. */ + size = uc_fw->header_size + uc_fw->ucode_size; + + /* Top 32k of WOPCM is reserved (8K stack + 24k RC6 context). */ + if (size > intel_guc_wopcm_size(dev_priv)) { + DRM_ERROR("Firmware is too large to fit in WOPCM\n"); + goto fail; + } + uc_fw->major_ver_found = css->guc.sw_version >> 16; + uc_fw->minor_ver_found = css->guc.sw_version & 0xFFFF; + break; + + case INTEL_UC_FW_TYPE_HUC: + uc_fw->major_ver_found = css->huc.sw_version >> 16; + uc_fw->minor_ver_found = css->huc.sw_version & 0xFFFF; + break; + + default: + DRM_ERROR("Unknown firmware type %d\n", uc_fw->type); + err = -ENOEXEC; + goto fail; + } + + if (uc_fw->major_ver_wanted == 0 && uc_fw->minor_ver_wanted == 0) { + DRM_NOTE("Skipping %s firmware version check\n", + intel_uc_fw_type_repr(uc_fw->type)); + } else if (uc_fw->major_ver_found != uc_fw->major_ver_wanted || + uc_fw->minor_ver_found < uc_fw->minor_ver_wanted) { + DRM_NOTE("%s firmware version %d.%d, required %d.%d\n", + intel_uc_fw_type_repr(uc_fw->type), + uc_fw->major_ver_found, uc_fw->minor_ver_found, + uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted); + err = -ENOEXEC; + goto fail; + } + + DRM_DEBUG_DRIVER("firmware version %d.%d OK (minimum %d.%d)\n", + uc_fw->major_ver_found, uc_fw->minor_ver_found, + uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted); + + obj = i915_gem_object_create_from_data(dev_priv, fw->data, fw->size); + if (IS_ERR(obj)) { + err = PTR_ERR(obj); + goto fail; + } + + uc_fw->obj = obj; + uc_fw->size = fw->size; + + DRM_DEBUG_DRIVER("uC fw fetch status SUCCESS, obj %p\n", + uc_fw->obj); + + release_firmware(fw); + uc_fw->fetch_status = INTEL_UC_FIRMWARE_SUCCESS; + return; + +fail: + DRM_WARN("Failed to fetch valid uC firmware from %s (error %d)\n", + uc_fw->path, err); + DRM_DEBUG_DRIVER("uC fw fetch status FAIL; err %d, fw %p, obj %p\n", + err, fw, uc_fw->obj); + + release_firmware(fw); /* OK even if fw is NULL */ + uc_fw->fetch_status = INTEL_UC_FIRMWARE_FAIL; } void intel_uc_init_fw(struct drm_i915_private *dev_priv) { - if (dev_priv->huc.fw.path) - intel_uc_prepare_fw(dev_priv, &dev_priv->huc.fw); + fetch_uc_fw(dev_priv, &dev_priv->huc.fw); + fetch_uc_fw(dev_priv, &dev_priv->guc.fw); +} - if (dev_priv->guc.fw.path) - intel_uc_prepare_fw(dev_priv, &dev_priv->guc.fw); +void intel_uc_fini_fw(struct drm_i915_private *dev_priv) +{ + __intel_uc_fw_fini(&dev_priv->guc.fw); + __intel_uc_fw_fini(&dev_priv->huc.fw); } int intel_uc_init_hw(struct drm_i915_private *dev_priv) { int ret, attempts; - /* GuC not enabled, nothing to do */ if (!i915.enable_guc_loading) return 0; @@ -109,9 +265,13 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv) i915_ggtt_enable_guc(dev_priv); if (i915.enable_guc_submission) { + /* + * This is stuff we need to have available at fw load time + * if we are planning to enable submission later + */ ret = i915_guc_submission_init(dev_priv); if (ret) - goto err; + goto err_guc; } /* WaEnableuKernelHeaderValidFix:skl */ @@ -150,7 +310,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv) ret = i915_guc_submission_enable(dev_priv); if (ret) - goto err_submission; + goto err_interrupts; } return 0; @@ -164,11 +324,12 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv) * nonfatal error (i.e. it doesn't prevent driver load, but * marks the GPU as wedged until reset). */ +err_interrupts: + gen9_disable_guc_interrupts(dev_priv); err_submission: if (i915.enable_guc_submission) i915_guc_submission_fini(dev_priv); - -err: +err_guc: i915_ggtt_disable_guc(dev_priv); DRM_ERROR("GuC init failed\n"); @@ -185,11 +346,24 @@ err: return ret; } +void intel_uc_fini_hw(struct drm_i915_private *dev_priv) +{ + if (!i915.enable_guc_loading) + return; + + if (i915.enable_guc_submission) { + i915_guc_submission_disable(dev_priv); + gen9_disable_guc_interrupts(dev_priv); + i915_guc_submission_fini(dev_priv); + } + i915_ggtt_disable_guc(dev_priv); +} + /* * Read GuC command/status register (SOFT_SCRATCH_0) * Return true if it contains a response rather than a command */ -static bool intel_guc_recv(struct intel_guc *guc, u32 *status) +static bool guc_recv(struct intel_guc *guc, u32 *status) { struct drm_i915_private *dev_priv = guc_to_i915(guc); @@ -198,7 +372,10 @@ static bool intel_guc_recv(struct intel_guc *guc, u32 *status) return INTEL_GUC_RECV_IS_RESPONSE(val); } -int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len) +/* + * This function implements the MMIO based host to GuC interface. + */ +int intel_guc_send_mmio(struct intel_guc *guc, const u32 *action, u32 len) { struct drm_i915_private *dev_priv = guc_to_i915(guc); u32 status; @@ -209,7 +386,7 @@ int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len) return -EINVAL; mutex_lock(&guc->send_mutex); - intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_BLITTER); dev_priv->guc.action_count += 1; dev_priv->guc.action_cmd = action[0]; @@ -226,9 +403,9 @@ int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len) * up to that length of time, then switch to a slower sleep-wait loop. * No inte_guc_send command should ever take longer than 10ms. */ - ret = wait_for_us(intel_guc_recv(guc, &status), 10); + ret = wait_for_us(guc_recv(guc, &status), 10); if (ret) - ret = wait_for(intel_guc_recv(guc, &status), 10); + ret = wait_for(guc_recv(guc, &status), 10); if (status != INTEL_GUC_STATUS_SUCCESS) { /* * Either the GuC explicitly returned an error (which @@ -247,7 +424,7 @@ int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len) } dev_priv->guc.action_status = status; - intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_BLITTER); mutex_unlock(&guc->send_mutex); return ret; @@ -268,136 +445,3 @@ int intel_guc_sample_forcewake(struct intel_guc *guc) return intel_guc_send(guc, action, ARRAY_SIZE(action)); } - -void intel_uc_prepare_fw(struct drm_i915_private *dev_priv, - struct intel_uc_fw *uc_fw) -{ - struct pci_dev *pdev = dev_priv->drm.pdev; - struct drm_i915_gem_object *obj; - const struct firmware *fw = NULL; - struct uc_css_header *css; - size_t size; - int err; - - uc_fw->fetch_status = INTEL_UC_FIRMWARE_PENDING; - - DRM_DEBUG_DRIVER("before requesting firmware: uC fw fetch status %s\n", - intel_uc_fw_status_repr(uc_fw->fetch_status)); - - err = request_firmware(&fw, uc_fw->path, &pdev->dev); - if (err) - goto fail; - if (!fw) - goto fail; - - DRM_DEBUG_DRIVER("fetch uC fw from %s succeeded, fw %p\n", - uc_fw->path, fw); - - /* Check the size of the blob before examining buffer contents */ - if (fw->size < sizeof(struct uc_css_header)) { - DRM_NOTE("Firmware header is missing\n"); - goto fail; - } - - css = (struct uc_css_header *)fw->data; - - /* Firmware bits always start from header */ - uc_fw->header_offset = 0; - uc_fw->header_size = (css->header_size_dw - css->modulus_size_dw - - css->key_size_dw - css->exponent_size_dw) * sizeof(u32); - - if (uc_fw->header_size != sizeof(struct uc_css_header)) { - DRM_NOTE("CSS header definition mismatch\n"); - goto fail; - } - - /* then, uCode */ - uc_fw->ucode_offset = uc_fw->header_offset + uc_fw->header_size; - uc_fw->ucode_size = (css->size_dw - css->header_size_dw) * sizeof(u32); - - /* now RSA */ - if (css->key_size_dw != UOS_RSA_SCRATCH_MAX_COUNT) { - DRM_NOTE("RSA key size is bad\n"); - goto fail; - } - uc_fw->rsa_offset = uc_fw->ucode_offset + uc_fw->ucode_size; - uc_fw->rsa_size = css->key_size_dw * sizeof(u32); - - /* At least, it should have header, uCode and RSA. Size of all three. */ - size = uc_fw->header_size + uc_fw->ucode_size + uc_fw->rsa_size; - if (fw->size < size) { - DRM_NOTE("Missing firmware components\n"); - goto fail; - } - - /* - * The GuC firmware image has the version number embedded at a - * well-known offset within the firmware blob; note that major / minor - * version are TWO bytes each (i.e. u16), although all pointers and - * offsets are defined in terms of bytes (u8). - */ - switch (uc_fw->type) { - case INTEL_UC_FW_TYPE_GUC: - /* Header and uCode will be loaded to WOPCM. Size of the two. */ - size = uc_fw->header_size + uc_fw->ucode_size; - - /* Top 32k of WOPCM is reserved (8K stack + 24k RC6 context). */ - if (size > intel_guc_wopcm_size(dev_priv)) { - DRM_ERROR("Firmware is too large to fit in WOPCM\n"); - goto fail; - } - uc_fw->major_ver_found = css->guc.sw_version >> 16; - uc_fw->minor_ver_found = css->guc.sw_version & 0xFFFF; - break; - - case INTEL_UC_FW_TYPE_HUC: - uc_fw->major_ver_found = css->huc.sw_version >> 16; - uc_fw->minor_ver_found = css->huc.sw_version & 0xFFFF; - break; - - default: - DRM_ERROR("Unknown firmware type %d\n", uc_fw->type); - err = -ENOEXEC; - goto fail; - } - - if (uc_fw->major_ver_wanted == 0 && uc_fw->minor_ver_wanted == 0) { - DRM_NOTE("Skipping uC firmware version check\n"); - } else if (uc_fw->major_ver_found != uc_fw->major_ver_wanted || - uc_fw->minor_ver_found < uc_fw->minor_ver_wanted) { - DRM_NOTE("uC firmware version %d.%d, required %d.%d\n", - uc_fw->major_ver_found, uc_fw->minor_ver_found, - uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted); - err = -ENOEXEC; - goto fail; - } - - DRM_DEBUG_DRIVER("firmware version %d.%d OK (minimum %d.%d)\n", - uc_fw->major_ver_found, uc_fw->minor_ver_found, - uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted); - - obj = i915_gem_object_create_from_data(dev_priv, fw->data, fw->size); - if (IS_ERR(obj)) { - err = PTR_ERR(obj); - goto fail; - } - - uc_fw->obj = obj; - uc_fw->size = fw->size; - - DRM_DEBUG_DRIVER("uC fw fetch status SUCCESS, obj %p\n", - uc_fw->obj); - - release_firmware(fw); - uc_fw->fetch_status = INTEL_UC_FIRMWARE_SUCCESS; - return; - -fail: - DRM_WARN("Failed to fetch valid uC firmware from %s (error %d)\n", - uc_fw->path, err); - DRM_DEBUG_DRIVER("uC fw fetch status FAIL; err %d, fw %p, obj %p\n", - err, fw, uc_fw->obj); - - release_firmware(fw); /* OK even if fw is NULL */ - uc_fw->fetch_status = INTEL_UC_FIRMWARE_FAIL; -} diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h index a35ededfaa40..4b7f73aeddac 100644 --- a/drivers/gpu/drm/i915/intel_uc.h +++ b/drivers/gpu/drm/i915/intel_uc.h @@ -34,7 +34,9 @@ struct drm_i915_gem_request; /* * This structure primarily describes the GEM object shared with the GuC. - * The GEM object is held for the entire lifetime of our interaction with + * The specs sometimes refer to this object as a "GuC context", but we use + * the term "client" to avoid confusion with hardware contexts. This + * GEM object is held for the entire lifetime of our interaction with * the GuC, being allocated before the GuC is loaded with its firmware. * Because there's no way to update the address used by the GuC after * initialisation, the shared object must stay pinned into the GGTT as @@ -44,7 +46,7 @@ struct drm_i915_gem_request; * * The single GEM object described here is actually made up of several * separate areas, as far as the GuC is concerned. The first page (kept - * kmap'd) includes the "process decriptor" which holds sequence data for + * kmap'd) includes the "process descriptor" which holds sequence data for * the doorbell, and one cacheline which actually *is* the doorbell; a * write to this will "ring the doorbell" (i.e. send an interrupt to the * GuC). The subsequent pages of the client object constitute the work @@ -72,13 +74,12 @@ struct i915_guc_client { uint32_t engines; /* bitmap of (host) engine ids */ uint32_t priority; - uint32_t ctx_index; + u32 stage_id; uint32_t proc_desc_offset; - uint32_t doorbell_offset; - uint32_t doorbell_cookie; - uint16_t doorbell_id; - uint16_t padding[3]; /* Maintain alignment */ + u16 doorbell_id; + unsigned long doorbell_offset; + u32 doorbell_cookie; spinlock_t wq_lock; uint32_t wq_offset; @@ -100,11 +101,40 @@ enum intel_uc_fw_status { INTEL_UC_FIRMWARE_SUCCESS }; +/* User-friendly representation of an enum */ +static inline +const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status) +{ + switch (status) { + case INTEL_UC_FIRMWARE_FAIL: + return "FAIL"; + case INTEL_UC_FIRMWARE_NONE: + return "NONE"; + case INTEL_UC_FIRMWARE_PENDING: + return "PENDING"; + case INTEL_UC_FIRMWARE_SUCCESS: + return "SUCCESS"; + } + return "<invalid>"; +} + enum intel_uc_fw_type { INTEL_UC_FW_TYPE_GUC, INTEL_UC_FW_TYPE_HUC }; +/* User-friendly representation of an enum */ +static inline const char *intel_uc_fw_type_repr(enum intel_uc_fw_type type) +{ + switch (type) { + case INTEL_UC_FW_TYPE_GUC: + return "GuC"; + case INTEL_UC_FW_TYPE_HUC: + return "HuC"; + } + return "uC"; +} + /* * This structure encapsulates all the data needed during the process * of fetching, caching, and loading the firmware image into the GuC. @@ -133,11 +163,13 @@ struct intel_uc_fw { struct intel_guc_log { uint32_t flags; struct i915_vma *vma; - void *buf_addr; - struct workqueue_struct *flush_wq; - struct work_struct flush_work; - struct rchan *relay_chan; - + /* The runtime stuff gets created only when GuC logging gets enabled */ + struct { + void *buf_addr; + struct workqueue_struct *flush_wq; + struct work_struct flush_work; + struct rchan *relay_chan; + } runtime; /* logging related stats */ u32 capture_miss_count; u32 flush_interrupt_count; @@ -154,12 +186,13 @@ struct intel_guc { bool interrupts_enabled; struct i915_vma *ads_vma; - struct i915_vma *ctx_pool_vma; - struct ida ctx_ids; + struct i915_vma *stage_desc_pool; + void *stage_desc_pool_vaddr; + struct ida stage_ids; struct i915_guc_client *execbuf_client; - DECLARE_BITMAP(doorbell_bitmap, GUC_MAX_DOORBELLS); + DECLARE_BITMAP(doorbell_bitmap, GUC_NUM_DOORBELLS); uint32_t db_cacheline; /* Cyclic counter mod pagesize */ /* Action status & statistics */ @@ -174,6 +207,9 @@ struct intel_guc { /* To serialize the intel_guc_send actions */ struct mutex send_mutex; + + /* GuC's FW specific send function */ + int (*send)(struct intel_guc *guc, const u32 *data, u32 len); }; struct intel_huc { @@ -187,17 +223,19 @@ struct intel_huc { void intel_uc_sanitize_options(struct drm_i915_private *dev_priv); void intel_uc_init_early(struct drm_i915_private *dev_priv); void intel_uc_init_fw(struct drm_i915_private *dev_priv); +void intel_uc_fini_fw(struct drm_i915_private *dev_priv); int intel_uc_init_hw(struct drm_i915_private *dev_priv); -void intel_uc_prepare_fw(struct drm_i915_private *dev_priv, - struct intel_uc_fw *uc_fw); -int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len); +void intel_uc_fini_hw(struct drm_i915_private *dev_priv); int intel_guc_sample_forcewake(struct intel_guc *guc); +int intel_guc_send_mmio(struct intel_guc *guc, const u32 *action, u32 len); +static inline int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 len) +{ + return guc->send(guc, action, len); +} /* intel_guc_loader.c */ int intel_guc_select_fw(struct intel_guc *guc); int intel_guc_init_hw(struct intel_guc *guc); -void intel_guc_fini(struct drm_i915_private *dev_priv); -const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status); int intel_guc_suspend(struct drm_i915_private *dev_priv); int intel_guc_resume(struct drm_i915_private *dev_priv); u32 intel_guc_wopcm_size(struct drm_i915_private *dev_priv); @@ -212,10 +250,11 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv); struct i915_vma *intel_guc_allocate_vma(struct intel_guc *guc, u32 size); /* intel_guc_log.c */ -void intel_guc_log_create(struct intel_guc *guc); +int intel_guc_log_create(struct intel_guc *guc); +void intel_guc_log_destroy(struct intel_guc *guc); +int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val); void i915_guc_log_register(struct drm_i915_private *dev_priv); void i915_guc_log_unregister(struct drm_i915_private *dev_priv); -int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val); static inline u32 guc_ggtt_offset(struct i915_vma *vma) { @@ -227,7 +266,6 @@ static inline u32 guc_ggtt_offset(struct i915_vma *vma) /* intel_huc.c */ void intel_huc_select_fw(struct intel_huc *huc); -void intel_huc_fini(struct drm_i915_private *dev_priv); int intel_huc_init_hw(struct intel_huc *huc); void intel_guc_auth_huc(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 09f5f02d7901..6d1ea26b2493 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -52,10 +52,10 @@ intel_uncore_forcewake_domain_to_str(const enum forcewake_domain_id id) } static inline void -fw_domain_reset(const struct intel_uncore_forcewake_domain *d) +fw_domain_reset(struct drm_i915_private *i915, + const struct intel_uncore_forcewake_domain *d) { - WARN_ON(!i915_mmio_reg_valid(d->reg_set)); - __raw_i915_write32(d->i915, d->reg_set, d->val_reset); + __raw_i915_write32(i915, d->reg_set, i915->uncore.fw_reset); } static inline void @@ -69,9 +69,10 @@ fw_domain_arm_timer(struct intel_uncore_forcewake_domain *d) } static inline void -fw_domain_wait_ack_clear(const struct intel_uncore_forcewake_domain *d) +fw_domain_wait_ack_clear(const struct drm_i915_private *i915, + const struct intel_uncore_forcewake_domain *d) { - if (wait_for_atomic((__raw_i915_read32(d->i915, d->reg_ack) & + if (wait_for_atomic((__raw_i915_read32(i915, d->reg_ack) & FORCEWAKE_KERNEL) == 0, FORCEWAKE_ACK_TIMEOUT_MS)) DRM_ERROR("%s: timed out waiting for forcewake ack to clear.\n", @@ -79,15 +80,17 @@ fw_domain_wait_ack_clear(const struct intel_uncore_forcewake_domain *d) } static inline void -fw_domain_get(const struct intel_uncore_forcewake_domain *d) +fw_domain_get(struct drm_i915_private *i915, + const struct intel_uncore_forcewake_domain *d) { - __raw_i915_write32(d->i915, d->reg_set, d->val_set); + __raw_i915_write32(i915, d->reg_set, i915->uncore.fw_set); } static inline void -fw_domain_wait_ack(const struct intel_uncore_forcewake_domain *d) +fw_domain_wait_ack(const struct drm_i915_private *i915, + const struct intel_uncore_forcewake_domain *d) { - if (wait_for_atomic((__raw_i915_read32(d->i915, d->reg_ack) & + if (wait_for_atomic((__raw_i915_read32(i915, d->reg_ack) & FORCEWAKE_KERNEL), FORCEWAKE_ACK_TIMEOUT_MS)) DRM_ERROR("%s: timed out waiting for forcewake ack request.\n", @@ -95,72 +98,59 @@ fw_domain_wait_ack(const struct intel_uncore_forcewake_domain *d) } static inline void -fw_domain_put(const struct intel_uncore_forcewake_domain *d) +fw_domain_put(const struct drm_i915_private *i915, + const struct intel_uncore_forcewake_domain *d) { - __raw_i915_write32(d->i915, d->reg_set, d->val_clear); -} - -static inline void -fw_domain_posting_read(const struct intel_uncore_forcewake_domain *d) -{ - /* something from same cacheline, but not from the set register */ - if (i915_mmio_reg_valid(d->reg_post)) - __raw_posting_read(d->i915, d->reg_post); + __raw_i915_write32(i915, d->reg_set, i915->uncore.fw_clear); } static void -fw_domains_get(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) +fw_domains_get(struct drm_i915_private *i915, enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *d; + unsigned int tmp; - for_each_fw_domain_masked(d, fw_domains, dev_priv) { - fw_domain_wait_ack_clear(d); - fw_domain_get(d); + GEM_BUG_ON(fw_domains & ~i915->uncore.fw_domains); + + for_each_fw_domain_masked(d, fw_domains, i915, tmp) { + fw_domain_wait_ack_clear(i915, d); + fw_domain_get(i915, d); } - for_each_fw_domain_masked(d, fw_domains, dev_priv) - fw_domain_wait_ack(d); + for_each_fw_domain_masked(d, fw_domains, i915, tmp) + fw_domain_wait_ack(i915, d); - dev_priv->uncore.fw_domains_active |= fw_domains; + i915->uncore.fw_domains_active |= fw_domains; } static void -fw_domains_put(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) +fw_domains_put(struct drm_i915_private *i915, enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *d; + unsigned int tmp; - for_each_fw_domain_masked(d, fw_domains, dev_priv) { - fw_domain_put(d); - fw_domain_posting_read(d); - } - - dev_priv->uncore.fw_domains_active &= ~fw_domains; -} + GEM_BUG_ON(fw_domains & ~i915->uncore.fw_domains); -static void -fw_domains_posting_read(struct drm_i915_private *dev_priv) -{ - struct intel_uncore_forcewake_domain *d; + for_each_fw_domain_masked(d, fw_domains, i915, tmp) + fw_domain_put(i915, d); - /* No need to do for all, just do for first found */ - for_each_fw_domain(d, dev_priv) { - fw_domain_posting_read(d); - break; - } + i915->uncore.fw_domains_active &= ~fw_domains; } static void -fw_domains_reset(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) +fw_domains_reset(struct drm_i915_private *i915, + enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *d; + unsigned int tmp; - if (dev_priv->uncore.fw_domains == 0) + if (!fw_domains) return; - for_each_fw_domain_masked(d, fw_domains, dev_priv) - fw_domain_reset(d); + GEM_BUG_ON(fw_domains & ~i915->uncore.fw_domains); - fw_domains_posting_read(dev_priv); + for_each_fw_domain_masked(d, fw_domains, i915, tmp) + fw_domain_reset(i915, d); } static void __gen6_gt_wait_for_thread_c0(struct drm_i915_private *dev_priv) @@ -236,7 +226,8 @@ intel_uncore_fw_release_timer(struct hrtimer *timer) { struct intel_uncore_forcewake_domain *domain = container_of(timer, struct intel_uncore_forcewake_domain, timer); - struct drm_i915_private *dev_priv = domain->i915; + struct drm_i915_private *dev_priv = + container_of(domain, struct drm_i915_private, uncore.fw_domain[domain->id]); unsigned long irqflags; assert_rpm_device_not_suspended(dev_priv); @@ -266,9 +257,11 @@ static void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, * timers are run before holding. */ while (1) { + unsigned int tmp; + active_domains = 0; - for_each_fw_domain(domain, dev_priv) { + for_each_fw_domain(domain, dev_priv, tmp) { if (hrtimer_cancel(&domain->timer) == 0) continue; @@ -277,7 +270,7 @@ static void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); - for_each_fw_domain(domain, dev_priv) { + for_each_fw_domain(domain, dev_priv, tmp) { if (hrtimer_active(&domain->timer)) active_domains |= domain->mask; } @@ -300,7 +293,7 @@ static void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, if (fw) dev_priv->uncore.funcs.force_wake_put(dev_priv, fw); - fw_domains_reset(dev_priv, FORCEWAKE_ALL); + fw_domains_reset(dev_priv, dev_priv->uncore.fw_domains); if (restore) { /* If reset with a user forcewake, try to restore */ if (fw) @@ -457,13 +450,13 @@ static void __intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *domain; + unsigned int tmp; fw_domains &= dev_priv->uncore.fw_domains; - for_each_fw_domain_masked(domain, fw_domains, dev_priv) { + for_each_fw_domain_masked(domain, fw_domains, dev_priv, tmp) if (domain->wake_count++) fw_domains &= ~domain->mask; - } if (fw_domains) dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); @@ -520,10 +513,11 @@ static void __intel_uncore_forcewake_put(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *domain; + unsigned int tmp; fw_domains &= dev_priv->uncore.fw_domains; - for_each_fw_domain_masked(domain, fw_domains, dev_priv) { + for_each_fw_domain_masked(domain, fw_domains, dev_priv, tmp) { if (WARN_ON(domain->wake_count == 0)) continue; @@ -928,8 +922,11 @@ static noinline void ___force_wake_auto(struct drm_i915_private *dev_priv, enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *domain; + unsigned int tmp; + + GEM_BUG_ON(fw_domains & ~dev_priv->uncore.fw_domains); - for_each_fw_domain_masked(domain, fw_domains, dev_priv) + for_each_fw_domain_masked(domain, fw_domains, dev_priv, tmp) fw_domain_arm_timer(domain); dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); @@ -1141,41 +1138,27 @@ static void fw_domain_init(struct drm_i915_private *dev_priv, WARN_ON(d->wake_count); + WARN_ON(!i915_mmio_reg_valid(reg_set)); + WARN_ON(!i915_mmio_reg_valid(reg_ack)); + d->wake_count = 0; d->reg_set = reg_set; d->reg_ack = reg_ack; - if (IS_GEN6(dev_priv)) { - d->val_reset = 0; - d->val_set = FORCEWAKE_KERNEL; - d->val_clear = 0; - } else { - /* WaRsClearFWBitsAtReset:bdw,skl */ - d->val_reset = _MASKED_BIT_DISABLE(0xffff); - d->val_set = _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL); - d->val_clear = _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL); - } - - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) - d->reg_post = FORCEWAKE_ACK_VLV; - else if (IS_GEN6(dev_priv) || IS_GEN7(dev_priv) || IS_GEN8(dev_priv)) - d->reg_post = ECOBUS; - - d->i915 = dev_priv; d->id = domain_id; BUILD_BUG_ON(FORCEWAKE_RENDER != (1 << FW_DOMAIN_ID_RENDER)); BUILD_BUG_ON(FORCEWAKE_BLITTER != (1 << FW_DOMAIN_ID_BLITTER)); BUILD_BUG_ON(FORCEWAKE_MEDIA != (1 << FW_DOMAIN_ID_MEDIA)); - d->mask = 1 << domain_id; + d->mask = BIT(domain_id); hrtimer_init(&d->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); d->timer.function = intel_uncore_fw_release_timer; - dev_priv->uncore.fw_domains |= (1 << domain_id); + dev_priv->uncore.fw_domains |= BIT(domain_id); - fw_domain_reset(d); + fw_domain_reset(dev_priv, d); } static void intel_uncore_fw_domains_init(struct drm_i915_private *dev_priv) @@ -1183,6 +1166,17 @@ static void intel_uncore_fw_domains_init(struct drm_i915_private *dev_priv) if (INTEL_GEN(dev_priv) <= 5 || intel_vgpu_active(dev_priv)) return; + if (IS_GEN6(dev_priv)) { + dev_priv->uncore.fw_reset = 0; + dev_priv->uncore.fw_set = FORCEWAKE_KERNEL; + dev_priv->uncore.fw_clear = 0; + } else { + /* WaRsClearFWBitsAtReset:bdw,skl */ + dev_priv->uncore.fw_reset = _MASKED_BIT_DISABLE(0xffff); + dev_priv->uncore.fw_set = _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL); + dev_priv->uncore.fw_clear = _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL); + } + if (IS_GEN9(dev_priv)) { dev_priv->uncore.funcs.force_wake_get = fw_domains_get; dev_priv->uncore.funcs.force_wake_put = fw_domains_put; @@ -1246,9 +1240,9 @@ static void intel_uncore_fw_domains_init(struct drm_i915_private *dev_priv) FORCEWAKE_MT, FORCEWAKE_MT_ACK); spin_lock_irq(&dev_priv->uncore.lock); - fw_domains_get_with_thread_status(dev_priv, FORCEWAKE_ALL); + fw_domains_get_with_thread_status(dev_priv, FORCEWAKE_RENDER); ecobus = __raw_i915_read32(dev_priv, ECOBUS); - fw_domains_put_with_fifo(dev_priv, FORCEWAKE_ALL); + fw_domains_put_with_fifo(dev_priv, FORCEWAKE_RENDER); spin_unlock_irq(&dev_priv->uncore.lock); if (!(ecobus & FORCEWAKE_MT_ENABLE)) { diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_request.c b/drivers/gpu/drm/i915/selftests/i915_gem_request.c index 926b24c117d6..98b7aac41eec 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_request.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_request.c @@ -291,8 +291,6 @@ static int begin_live_test(struct live_test *t, return err; } - i915_gem_retire_requests(i915); - i915->gpu_error.missed_irq_rings = 0; t->reset_count = i915_reset_count(&i915->gpu_error); @@ -303,7 +301,9 @@ static int end_live_test(struct live_test *t) { struct drm_i915_private *i915 = t->i915; - if (wait_for(intel_engines_are_idle(i915), 1)) { + i915_gem_retire_requests(i915); + + if (wait_for(intel_engines_are_idle(i915), 10)) { pr_err("%s(%s): GPU not idle\n", t->func, t->name); return -EIO; } diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c index 6ec7c731a267..aa31d6c0cdfb 100644 --- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c +++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c @@ -235,7 +235,6 @@ static void hang_fini(struct hang *h) i915_gem_object_put(h->hws); i915_gem_wait_for_idle(h->i915, I915_WAIT_LOCKED); - i915_gem_retire_requests(h->i915); } static int igt_hang_sanitycheck(void *arg) diff --git a/drivers/gpu/drm/i915/selftests/mock_dmabuf.c b/drivers/gpu/drm/i915/selftests/mock_dmabuf.c index 99da8f4ef497..302f7d103635 100644 --- a/drivers/gpu/drm/i915/selftests/mock_dmabuf.c +++ b/drivers/gpu/drm/i915/selftests/mock_dmabuf.c @@ -129,10 +129,10 @@ static const struct dma_buf_ops mock_dmabuf_ops = { .map_dma_buf = mock_map_dma_buf, .unmap_dma_buf = mock_unmap_dma_buf, .release = mock_dmabuf_release, - .kmap = mock_dmabuf_kmap, - .kmap_atomic = mock_dmabuf_kmap_atomic, - .kunmap = mock_dmabuf_kunmap, - .kunmap_atomic = mock_dmabuf_kunmap_atomic, + .map = mock_dmabuf_kmap, + .map_atomic = mock_dmabuf_kmap_atomic, + .unmap = mock_dmabuf_kunmap, + .unmap_atomic = mock_dmabuf_kunmap_atomic, .mmap = mock_dmabuf_mmap, .vmap = mock_dmabuf_vmap, .vunmap = mock_dmabuf_vunmap, diff --git a/drivers/gpu/drm/i915/selftests/mock_drm.c b/drivers/gpu/drm/i915/selftests/mock_drm.c index 113dec05c7dc..09c704153456 100644 --- a/drivers/gpu/drm/i915/selftests/mock_drm.c +++ b/drivers/gpu/drm/i915/selftests/mock_drm.c @@ -24,31 +24,50 @@ #include "mock_drm.h" -static inline struct inode fake_inode(struct drm_i915_private *i915) -{ - return (struct inode){ .i_rdev = i915->drm.primary->index }; -} - struct drm_file *mock_file(struct drm_i915_private *i915) { - struct inode inode = fake_inode(i915); - struct file filp = {}; + struct file *filp; + struct inode *inode; struct drm_file *file; int err; - err = drm_open(&inode, &filp); - if (unlikely(err)) - return ERR_PTR(err); + inode = kzalloc(sizeof(*inode), GFP_KERNEL); + if (!inode) { + err = -ENOMEM; + goto err; + } + + inode->i_rdev = i915->drm.primary->index; - file = filp.private_data; + filp = kzalloc(sizeof(*filp), GFP_KERNEL); + if (!filp) { + err = -ENOMEM; + goto err_inode; + } + + err = drm_open(inode, filp); + if (err) + goto err_filp; + + file = filp->private_data; + memset(&file->filp, POISON_INUSE, sizeof(file->filp)); file->authenticated = true; + + kfree(filp); + kfree(inode); return file; + +err_filp: + kfree(filp); +err_inode: + kfree(inode); +err: + return ERR_PTR(err); } void mock_file_free(struct drm_i915_private *i915, struct drm_file *file) { - struct inode inode = fake_inode(i915); struct file filp = { .private_data = file }; - drm_release(&inode, &filp); + drm_release(NULL, &filp); } diff --git a/drivers/gpu/drm/i915/selftests/mock_engine.c b/drivers/gpu/drm/i915/selftests/mock_engine.c index 8d5ba037064c..0ad624a1db90 100644 --- a/drivers/gpu/drm/i915/selftests/mock_engine.c +++ b/drivers/gpu/drm/i915/selftests/mock_engine.c @@ -118,7 +118,6 @@ static struct intel_ring *mock_ring(struct intel_engine_cs *engine) ring->vaddr = (void *)(ring + 1); INIT_LIST_HEAD(&ring->request_list); - ring->last_retired_head = -1; intel_ring_update_space(ring); return ring; diff --git a/drivers/gpu/drm/i915/selftests/mock_request.c b/drivers/gpu/drm/i915/selftests/mock_request.c index 0e8d2e7f8c70..8097e3693ec4 100644 --- a/drivers/gpu/drm/i915/selftests/mock_request.c +++ b/drivers/gpu/drm/i915/selftests/mock_request.c @@ -35,7 +35,7 @@ mock_request(struct intel_engine_cs *engine, /* NB the i915->requests slab cache is enlarged to fit mock_request */ request = i915_gem_request_alloc(engine, context); - if (!request) + if (IS_ERR(request)) return NULL; mock = container_of(request, typeof(*mock), base); diff --git a/drivers/gpu/drm/i915/selftests/scatterlist.c b/drivers/gpu/drm/i915/selftests/scatterlist.c index eb2cda8e2b9f..1cc5d2931753 100644 --- a/drivers/gpu/drm/i915/selftests/scatterlist.c +++ b/drivers/gpu/drm/i915/selftests/scatterlist.c @@ -189,6 +189,13 @@ static unsigned int random(unsigned long n, return 1 + (prandom_u32_state(rnd) % 1024); } +static inline bool page_contiguous(struct page *first, + struct page *last, + unsigned long npages) +{ + return first + npages == last; +} + static int alloc_table(struct pfn_table *pt, unsigned long count, unsigned long max, npages_fn_t npages_fn, @@ -216,7 +223,9 @@ static int alloc_table(struct pfn_table *pt, unsigned long npages = npages_fn(n, count, rnd); /* Nobody expects the Sparse Memmap! */ - if (pfn_to_page(pfn + npages) != pfn_to_page(pfn) + npages) { + if (!page_contiguous(pfn_to_page(pfn), + pfn_to_page(pfn + npages), + npages)) { sg_free_table(&pt->st); return -ENOSPC; } diff --git a/drivers/gpu/drm/imx/Kconfig b/drivers/gpu/drm/imx/Kconfig index f2c9ae822149..c9e439c82241 100644 --- a/drivers/gpu/drm/imx/Kconfig +++ b/drivers/gpu/drm/imx/Kconfig @@ -31,13 +31,6 @@ config DRM_IMX_LDB Choose this to enable the internal LVDS Display Bridge (LDB) found on i.MX53 and i.MX6 processors. -config DRM_IMX_IPUV3 - tristate - depends on DRM_IMX - depends on IMX_IPUV3_CORE - default y if DRM_IMX=y - default m if DRM_IMX=m - config DRM_IMX_HDMI tristate "Freescale i.MX DRM HDMI" select DRM_DW_HDMI diff --git a/drivers/gpu/drm/imx/Makefile b/drivers/gpu/drm/imx/Makefile index f3ecd8903d97..16ecef33e008 100644 --- a/drivers/gpu/drm/imx/Makefile +++ b/drivers/gpu/drm/imx/Makefile @@ -1,5 +1,5 @@ -imxdrm-objs := imx-drm-core.o +imxdrm-objs := imx-drm-core.o ipuv3-crtc.o ipuv3-plane.o obj-$(CONFIG_DRM_IMX) += imxdrm.o @@ -7,6 +7,5 @@ obj-$(CONFIG_DRM_IMX_PARALLEL_DISPLAY) += parallel-display.o obj-$(CONFIG_DRM_IMX_TVE) += imx-tve.o obj-$(CONFIG_DRM_IMX_LDB) += imx-ldb.o -imx-ipuv3-crtc-objs := ipuv3-crtc.o ipuv3-plane.o obj-$(CONFIG_DRM_IMX_IPUV3) += imx-ipuv3-crtc.o obj-$(CONFIG_DRM_IMX_HDMI) += dw_hdmi-imx.o diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 1888bf3920fc..50add2f9e250 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -422,7 +422,23 @@ static struct platform_driver imx_drm_pdrv = { .of_match_table = imx_drm_dt_ids, }, }; -module_platform_driver(imx_drm_pdrv); + +static struct platform_driver * const drivers[] = { + &imx_drm_pdrv, + &ipu_drm_driver, +}; + +static int __init imx_drm_init(void) +{ + return platform_register_drivers(drivers, ARRAY_SIZE(drivers)); +} +module_init(imx_drm_init); + +static void __exit imx_drm_exit(void) +{ + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); +} +module_exit(imx_drm_exit); MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>"); MODULE_DESCRIPTION("i.MX drm driver core"); diff --git a/drivers/gpu/drm/imx/imx-drm.h b/drivers/gpu/drm/imx/imx-drm.h index 295434b199db..f6dd64be9cd5 100644 --- a/drivers/gpu/drm/imx/imx-drm.h +++ b/drivers/gpu/drm/imx/imx-drm.h @@ -29,6 +29,8 @@ int imx_drm_init_drm(struct platform_device *pdev, int preferred_bpp); int imx_drm_exit_drm(void); +extern struct platform_driver ipu_drm_driver; + void imx_drm_mode_config_init(struct drm_device *drm); struct drm_gem_cma_object *imx_drm_fb_get_obj(struct drm_framebuffer *fb); diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c index dab9d50ffd8c..5456c15d962c 100644 --- a/drivers/gpu/drm/imx/ipuv3-crtc.c +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c @@ -465,16 +465,10 @@ static int ipu_drm_remove(struct platform_device *pdev) return 0; } -static struct platform_driver ipu_drm_driver = { +struct platform_driver ipu_drm_driver = { .driver = { .name = "imx-ipuv3-crtc", }, .probe = ipu_drm_probe, .remove = ipu_drm_remove, }; -module_platform_driver(ipu_drm_driver); - -MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>"); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:imx-ipuv3-crtc"); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index c70310206ac5..a14d7d64d7b1 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -35,18 +35,28 @@ #define DISP_REG_OVL_PITCH(n) (0x0044 + 0x20 * (n)) #define DISP_REG_OVL_RDMA_CTRL(n) (0x00c0 + 0x20 * (n)) #define DISP_REG_OVL_RDMA_GMC(n) (0x00c8 + 0x20 * (n)) -#define DISP_REG_OVL_ADDR(n) (0x0f40 + 0x20 * (n)) +#define DISP_REG_OVL_ADDR_MT2701 0x0040 +#define DISP_REG_OVL_ADDR_MT8173 0x0f40 +#define DISP_REG_OVL_ADDR(ovl, n) ((ovl)->data->addr + 0x20 * (n)) #define OVL_RDMA_MEM_GMC 0x40402020 #define OVL_CON_BYTE_SWAP BIT(24) -#define OVL_CON_CLRFMT_RGB565 (0 << 12) -#define OVL_CON_CLRFMT_RGB888 (1 << 12) +#define OVL_CON_CLRFMT_RGB (1 << 12) #define OVL_CON_CLRFMT_RGBA8888 (2 << 12) #define OVL_CON_CLRFMT_ARGB8888 (3 << 12) +#define OVL_CON_CLRFMT_RGB565(ovl) ((ovl)->data->fmt_rgb565_is_0 ? \ + 0 : OVL_CON_CLRFMT_RGB) +#define OVL_CON_CLRFMT_RGB888(ovl) ((ovl)->data->fmt_rgb565_is_0 ? \ + OVL_CON_CLRFMT_RGB : 0) #define OVL_CON_AEN BIT(8) #define OVL_CON_ALPHA 0xff +struct mtk_disp_ovl_data { + unsigned int addr; + bool fmt_rgb565_is_0; +}; + /** * struct mtk_disp_ovl - DISP_OVL driver structure * @ddp_comp - structure containing type enum and hardware resources @@ -55,8 +65,14 @@ struct mtk_disp_ovl { struct mtk_ddp_comp ddp_comp; struct drm_crtc *crtc; + const struct mtk_disp_ovl_data *data; }; +static inline struct mtk_disp_ovl *comp_to_ovl(struct mtk_ddp_comp *comp) +{ + return container_of(comp, struct mtk_disp_ovl, ddp_comp); +} + static irqreturn_t mtk_disp_ovl_irq_handler(int irq, void *dev_id) { struct mtk_disp_ovl *priv = dev_id; @@ -76,20 +92,18 @@ static irqreturn_t mtk_disp_ovl_irq_handler(int irq, void *dev_id) static void mtk_ovl_enable_vblank(struct mtk_ddp_comp *comp, struct drm_crtc *crtc) { - struct mtk_disp_ovl *priv = container_of(comp, struct mtk_disp_ovl, - ddp_comp); + struct mtk_disp_ovl *ovl = comp_to_ovl(comp); - priv->crtc = crtc; + ovl->crtc = crtc; writel(0x0, comp->regs + DISP_REG_OVL_INTSTA); writel_relaxed(OVL_FME_CPL_INT, comp->regs + DISP_REG_OVL_INTEN); } static void mtk_ovl_disable_vblank(struct mtk_ddp_comp *comp) { - struct mtk_disp_ovl *priv = container_of(comp, struct mtk_disp_ovl, - ddp_comp); + struct mtk_disp_ovl *ovl = comp_to_ovl(comp); - priv->crtc = NULL; + ovl->crtc = NULL; writel_relaxed(0x0, comp->regs + DISP_REG_OVL_INTEN); } @@ -138,18 +152,18 @@ static void mtk_ovl_layer_off(struct mtk_ddp_comp *comp, unsigned int idx) writel(0x0, comp->regs + DISP_REG_OVL_RDMA_CTRL(idx)); } -static unsigned int ovl_fmt_convert(unsigned int fmt) +static unsigned int ovl_fmt_convert(struct mtk_disp_ovl *ovl, unsigned int fmt) { switch (fmt) { default: case DRM_FORMAT_RGB565: - return OVL_CON_CLRFMT_RGB565; + return OVL_CON_CLRFMT_RGB565(ovl); case DRM_FORMAT_BGR565: - return OVL_CON_CLRFMT_RGB565 | OVL_CON_BYTE_SWAP; + return OVL_CON_CLRFMT_RGB565(ovl) | OVL_CON_BYTE_SWAP; case DRM_FORMAT_RGB888: - return OVL_CON_CLRFMT_RGB888; + return OVL_CON_CLRFMT_RGB888(ovl); case DRM_FORMAT_BGR888: - return OVL_CON_CLRFMT_RGB888 | OVL_CON_BYTE_SWAP; + return OVL_CON_CLRFMT_RGB888(ovl) | OVL_CON_BYTE_SWAP; case DRM_FORMAT_RGBX8888: case DRM_FORMAT_RGBA8888: return OVL_CON_CLRFMT_ARGB8888; @@ -168,6 +182,7 @@ static unsigned int ovl_fmt_convert(unsigned int fmt) static void mtk_ovl_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, struct mtk_plane_state *state) { + struct mtk_disp_ovl *ovl = comp_to_ovl(comp); struct mtk_plane_pending_state *pending = &state->pending; unsigned int addr = pending->addr; unsigned int pitch = pending->pitch & 0xffff; @@ -179,7 +194,7 @@ static void mtk_ovl_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, if (!pending->enable) mtk_ovl_layer_off(comp, idx); - con = ovl_fmt_convert(fmt); + con = ovl_fmt_convert(ovl, fmt); if (idx != 0) con |= OVL_CON_AEN | OVL_CON_ALPHA; @@ -187,7 +202,7 @@ static void mtk_ovl_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, writel_relaxed(pitch, comp->regs + DISP_REG_OVL_PITCH(idx)); writel_relaxed(src_size, comp->regs + DISP_REG_OVL_SRC_SIZE(idx)); writel_relaxed(offset, comp->regs + DISP_REG_OVL_OFFSET(idx)); - writel_relaxed(addr, comp->regs + DISP_REG_OVL_ADDR(idx)); + writel_relaxed(addr, comp->regs + DISP_REG_OVL_ADDR(ovl, idx)); if (pending->enable) mtk_ovl_layer_on(comp, idx); @@ -264,6 +279,8 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev) return ret; } + priv->data = of_device_get_match_data(dev); + platform_set_drvdata(pdev, priv); ret = devm_request_irq(dev, irq, mtk_disp_ovl_irq_handler, @@ -287,8 +304,21 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev) return 0; } +static const struct mtk_disp_ovl_data mt2701_ovl_driver_data = { + .addr = DISP_REG_OVL_ADDR_MT2701, + .fmt_rgb565_is_0 = false, +}; + +static const struct mtk_disp_ovl_data mt8173_ovl_driver_data = { + .addr = DISP_REG_OVL_ADDR_MT8173, + .fmt_rgb565_is_0 = true, +}; + static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = { - { .compatible = "mediatek,mt8173-disp-ovl", }, + { .compatible = "mediatek,mt2701-disp-ovl", + .data = &mt2701_ovl_driver_data}, + { .compatible = "mediatek,mt8173-disp-ovl", + .data = &mt8173_ovl_driver_data}, {}, }; MODULE_DEVICE_TABLE(of, mtk_disp_ovl_driver_dt_match); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index 0df05f95b916..b68a51376f83 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -38,6 +38,11 @@ #define RDMA_FIFO_UNDERFLOW_EN BIT(31) #define RDMA_FIFO_PSEUDO_SIZE(bytes) (((bytes) / 16) << 16) #define RDMA_OUTPUT_VALID_FIFO_THRESHOLD(bytes) ((bytes) / 16) +#define RDMA_FIFO_SIZE(rdma) ((rdma)->data->fifo_size) + +struct mtk_disp_rdma_data { + unsigned int fifo_size; +}; /** * struct mtk_disp_rdma - DISP_RDMA driver structure @@ -47,8 +52,14 @@ struct mtk_disp_rdma { struct mtk_ddp_comp ddp_comp; struct drm_crtc *crtc; + const struct mtk_disp_rdma_data *data; }; +static inline struct mtk_disp_rdma *comp_to_rdma(struct mtk_ddp_comp *comp) +{ + return container_of(comp, struct mtk_disp_rdma, ddp_comp); +} + static irqreturn_t mtk_disp_rdma_irq_handler(int irq, void *dev_id) { struct mtk_disp_rdma *priv = dev_id; @@ -77,20 +88,18 @@ static void rdma_update_bits(struct mtk_ddp_comp *comp, unsigned int reg, static void mtk_rdma_enable_vblank(struct mtk_ddp_comp *comp, struct drm_crtc *crtc) { - struct mtk_disp_rdma *priv = container_of(comp, struct mtk_disp_rdma, - ddp_comp); + struct mtk_disp_rdma *rdma = comp_to_rdma(comp); - priv->crtc = crtc; + rdma->crtc = crtc; rdma_update_bits(comp, DISP_REG_RDMA_INT_ENABLE, RDMA_FRAME_END_INT, RDMA_FRAME_END_INT); } static void mtk_rdma_disable_vblank(struct mtk_ddp_comp *comp) { - struct mtk_disp_rdma *priv = container_of(comp, struct mtk_disp_rdma, - ddp_comp); + struct mtk_disp_rdma *rdma = comp_to_rdma(comp); - priv->crtc = NULL; + rdma->crtc = NULL; rdma_update_bits(comp, DISP_REG_RDMA_INT_ENABLE, RDMA_FRAME_END_INT, 0); } @@ -111,6 +120,7 @@ static void mtk_rdma_config(struct mtk_ddp_comp *comp, unsigned int width, { unsigned int threshold; unsigned int reg; + struct mtk_disp_rdma *rdma = comp_to_rdma(comp); rdma_update_bits(comp, DISP_REG_RDMA_SIZE_CON_0, 0xfff, width); rdma_update_bits(comp, DISP_REG_RDMA_SIZE_CON_1, 0xfffff, height); @@ -123,7 +133,7 @@ static void mtk_rdma_config(struct mtk_ddp_comp *comp, unsigned int width, */ threshold = width * height * vrefresh * 4 * 7 / 1000000; reg = RDMA_FIFO_UNDERFLOW_EN | - RDMA_FIFO_PSEUDO_SIZE(SZ_8K) | + RDMA_FIFO_PSEUDO_SIZE(RDMA_FIFO_SIZE(rdma)) | RDMA_OUTPUT_VALID_FIFO_THRESHOLD(threshold); writel(reg, comp->regs + DISP_REG_RDMA_FIFO_CON); } @@ -208,6 +218,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) return ret; } + priv->data = of_device_get_match_data(dev); + platform_set_drvdata(pdev, priv); ret = component_add(dev, &mtk_disp_rdma_component_ops); @@ -224,8 +236,19 @@ static int mtk_disp_rdma_remove(struct platform_device *pdev) return 0; } +static const struct mtk_disp_rdma_data mt2701_rdma_driver_data = { + .fifo_size = SZ_4K, +}; + +static const struct mtk_disp_rdma_data mt8173_rdma_driver_data = { + .fifo_size = SZ_8K, +}; + static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = { - { .compatible = "mediatek,mt8173-disp-rdma", }, + { .compatible = "mediatek,mt2701-disp-rdma", + .data = &mt2701_rdma_driver_data}, + { .compatible = "mediatek,mt8173-disp-rdma", + .data = &mt8173_rdma_driver_data}, {}, }; MODULE_DEVICE_TABLE(of, mtk_disp_rdma_driver_dt_match); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 69982f5a6198..6b08774e5501 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -327,6 +327,42 @@ static void mtk_crtc_ddp_hw_fini(struct mtk_drm_crtc *mtk_crtc) pm_runtime_put(drm->dev); } +static void mtk_crtc_ddp_config(struct drm_crtc *crtc) +{ + struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc); + struct mtk_crtc_state *state = to_mtk_crtc_state(mtk_crtc->base.state); + struct mtk_ddp_comp *ovl = mtk_crtc->ddp_comp[0]; + unsigned int i; + + /* + * TODO: instead of updating the registers here, we should prepare + * working registers in atomic_commit and let the hardware command + * queue update module registers on vblank. + */ + if (state->pending_config) { + mtk_ddp_comp_config(ovl, state->pending_width, + state->pending_height, + state->pending_vrefresh, 0); + + state->pending_config = false; + } + + if (mtk_crtc->pending_planes) { + for (i = 0; i < OVL_LAYER_NR; i++) { + struct drm_plane *plane = &mtk_crtc->planes[i]; + struct mtk_plane_state *plane_state; + + plane_state = to_mtk_plane_state(plane->state); + + if (plane_state->pending.config) { + mtk_ddp_comp_layer_config(ovl, i, plane_state); + plane_state->pending.config = false; + } + } + mtk_crtc->pending_planes = false; + } +} + static void mtk_drm_crtc_enable(struct drm_crtc *crtc) { struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc); @@ -403,6 +439,7 @@ static void mtk_drm_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_crtc_state *old_crtc_state) { struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc); + struct mtk_drm_private *priv = crtc->dev->dev_private; unsigned int pending_planes = 0; int i; @@ -424,6 +461,12 @@ static void mtk_drm_crtc_atomic_flush(struct drm_crtc *crtc, if (crtc->state->color_mgmt_changed) for (i = 0; i < mtk_crtc->ddp_comp_nr; i++) mtk_ddp_gamma_set(mtk_crtc->ddp_comp[i], crtc->state); + + if (priv->data->shadow_register) { + mtk_disp_mutex_acquire(mtk_crtc->mutex); + mtk_crtc_ddp_config(crtc); + mtk_disp_mutex_release(mtk_crtc->mutex); + } } static const struct drm_crtc_funcs mtk_crtc_funcs = { @@ -471,36 +514,10 @@ err_cleanup_crtc: void mtk_crtc_ddp_irq(struct drm_crtc *crtc, struct mtk_ddp_comp *ovl) { struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc); - struct mtk_crtc_state *state = to_mtk_crtc_state(mtk_crtc->base.state); - unsigned int i; + struct mtk_drm_private *priv = crtc->dev->dev_private; - /* - * TODO: instead of updating the registers here, we should prepare - * working registers in atomic_commit and let the hardware command - * queue update module registers on vblank. - */ - if (state->pending_config) { - mtk_ddp_comp_config(ovl, state->pending_width, - state->pending_height, - state->pending_vrefresh, 0); - - state->pending_config = false; - } - - if (mtk_crtc->pending_planes) { - for (i = 0; i < OVL_LAYER_NR; i++) { - struct drm_plane *plane = &mtk_crtc->planes[i]; - struct mtk_plane_state *plane_state; - - plane_state = to_mtk_plane_state(plane->state); - - if (plane_state->pending.config) { - mtk_ddp_comp_layer_config(ovl, i, plane_state); - plane_state->pending.config = false; - } - } - mtk_crtc->pending_planes = false; - } + if (!priv->data->shadow_register) + mtk_crtc_ddp_config(crtc); mtk_drm_finish_page_flip(mtk_crtc); } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index 17ba9355a49c..8130f3dab661 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -12,6 +12,7 @@ */ #include <linux/clk.h> +#include <linux/iopoll.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> @@ -31,26 +32,40 @@ #define DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN 0x0c8 #define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 +#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 +#define DISP_REG_CONFIG_OUT_SEL 0x04c +#define DISP_REG_CONFIG_DSI_SEL 0x050 + #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n)) +#define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n)) #define DISP_REG_MUTEX_RST(n) (0x28 + 0x20 * (n)) #define DISP_REG_MUTEX_MOD(n) (0x2c + 0x20 * (n)) #define DISP_REG_MUTEX_SOF(n) (0x30 + 0x20 * (n)) -#define MUTEX_MOD_DISP_OVL0 BIT(11) -#define MUTEX_MOD_DISP_OVL1 BIT(12) -#define MUTEX_MOD_DISP_RDMA0 BIT(13) -#define MUTEX_MOD_DISP_RDMA1 BIT(14) -#define MUTEX_MOD_DISP_RDMA2 BIT(15) -#define MUTEX_MOD_DISP_WDMA0 BIT(16) -#define MUTEX_MOD_DISP_WDMA1 BIT(17) -#define MUTEX_MOD_DISP_COLOR0 BIT(18) -#define MUTEX_MOD_DISP_COLOR1 BIT(19) -#define MUTEX_MOD_DISP_AAL BIT(20) -#define MUTEX_MOD_DISP_GAMMA BIT(21) -#define MUTEX_MOD_DISP_UFOE BIT(22) -#define MUTEX_MOD_DISP_PWM0 BIT(23) -#define MUTEX_MOD_DISP_PWM1 BIT(24) -#define MUTEX_MOD_DISP_OD BIT(25) +#define INT_MUTEX BIT(1) + +#define MT8173_MUTEX_MOD_DISP_OVL0 BIT(11) +#define MT8173_MUTEX_MOD_DISP_OVL1 BIT(12) +#define MT8173_MUTEX_MOD_DISP_RDMA0 BIT(13) +#define MT8173_MUTEX_MOD_DISP_RDMA1 BIT(14) +#define MT8173_MUTEX_MOD_DISP_RDMA2 BIT(15) +#define MT8173_MUTEX_MOD_DISP_WDMA0 BIT(16) +#define MT8173_MUTEX_MOD_DISP_WDMA1 BIT(17) +#define MT8173_MUTEX_MOD_DISP_COLOR0 BIT(18) +#define MT8173_MUTEX_MOD_DISP_COLOR1 BIT(19) +#define MT8173_MUTEX_MOD_DISP_AAL BIT(20) +#define MT8173_MUTEX_MOD_DISP_GAMMA BIT(21) +#define MT8173_MUTEX_MOD_DISP_UFOE BIT(22) +#define MT8173_MUTEX_MOD_DISP_PWM0 BIT(23) +#define MT8173_MUTEX_MOD_DISP_PWM1 BIT(24) +#define MT8173_MUTEX_MOD_DISP_OD BIT(25) + +#define MT2701_MUTEX_MOD_DISP_OVL BIT(3) +#define MT2701_MUTEX_MOD_DISP_WDMA BIT(6) +#define MT2701_MUTEX_MOD_DISP_COLOR BIT(7) +#define MT2701_MUTEX_MOD_DISP_BLS BIT(9) +#define MT2701_MUTEX_MOD_DISP_RDMA0 BIT(10) +#define MT2701_MUTEX_MOD_DISP_RDMA1 BIT(12) #define MUTEX_SOF_SINGLE_MODE 0 #define MUTEX_SOF_DSI0 1 @@ -67,6 +82,10 @@ #define DPI0_SEL_IN_RDMA1 0x1 #define COLOR1_SEL_IN_OVL1 0x1 +#define OVL_MOUT_EN_RDMA 0x1 +#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 +#define DSI_SEL_IN_BLS 0x0 + struct mtk_disp_mutex { int id; bool claimed; @@ -77,24 +96,34 @@ struct mtk_ddp { struct clk *clk; void __iomem *regs; struct mtk_disp_mutex mutex[10]; + const unsigned int *mutex_mod; +}; + +static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = { + [DDP_COMPONENT_BLS] = MT2701_MUTEX_MOD_DISP_BLS, + [DDP_COMPONENT_COLOR0] = MT2701_MUTEX_MOD_DISP_COLOR, + [DDP_COMPONENT_OVL0] = MT2701_MUTEX_MOD_DISP_OVL, + [DDP_COMPONENT_RDMA0] = MT2701_MUTEX_MOD_DISP_RDMA0, + [DDP_COMPONENT_RDMA1] = MT2701_MUTEX_MOD_DISP_RDMA1, + [DDP_COMPONENT_WDMA0] = MT2701_MUTEX_MOD_DISP_WDMA, }; -static const unsigned int mutex_mod[DDP_COMPONENT_ID_MAX] = { - [DDP_COMPONENT_AAL] = MUTEX_MOD_DISP_AAL, - [DDP_COMPONENT_COLOR0] = MUTEX_MOD_DISP_COLOR0, - [DDP_COMPONENT_COLOR1] = MUTEX_MOD_DISP_COLOR1, - [DDP_COMPONENT_GAMMA] = MUTEX_MOD_DISP_GAMMA, - [DDP_COMPONENT_OD] = MUTEX_MOD_DISP_OD, - [DDP_COMPONENT_OVL0] = MUTEX_MOD_DISP_OVL0, - [DDP_COMPONENT_OVL1] = MUTEX_MOD_DISP_OVL1, - [DDP_COMPONENT_PWM0] = MUTEX_MOD_DISP_PWM0, - [DDP_COMPONENT_PWM1] = MUTEX_MOD_DISP_PWM1, - [DDP_COMPONENT_RDMA0] = MUTEX_MOD_DISP_RDMA0, - [DDP_COMPONENT_RDMA1] = MUTEX_MOD_DISP_RDMA1, - [DDP_COMPONENT_RDMA2] = MUTEX_MOD_DISP_RDMA2, - [DDP_COMPONENT_UFOE] = MUTEX_MOD_DISP_UFOE, - [DDP_COMPONENT_WDMA0] = MUTEX_MOD_DISP_WDMA0, - [DDP_COMPONENT_WDMA1] = MUTEX_MOD_DISP_WDMA1, +static const unsigned int mt8173_mutex_mod[DDP_COMPONENT_ID_MAX] = { + [DDP_COMPONENT_AAL] = MT8173_MUTEX_MOD_DISP_AAL, + [DDP_COMPONENT_COLOR0] = MT8173_MUTEX_MOD_DISP_COLOR0, + [DDP_COMPONENT_COLOR1] = MT8173_MUTEX_MOD_DISP_COLOR1, + [DDP_COMPONENT_GAMMA] = MT8173_MUTEX_MOD_DISP_GAMMA, + [DDP_COMPONENT_OD] = MT8173_MUTEX_MOD_DISP_OD, + [DDP_COMPONENT_OVL0] = MT8173_MUTEX_MOD_DISP_OVL0, + [DDP_COMPONENT_OVL1] = MT8173_MUTEX_MOD_DISP_OVL1, + [DDP_COMPONENT_PWM0] = MT8173_MUTEX_MOD_DISP_PWM0, + [DDP_COMPONENT_PWM1] = MT8173_MUTEX_MOD_DISP_PWM1, + [DDP_COMPONENT_RDMA0] = MT8173_MUTEX_MOD_DISP_RDMA0, + [DDP_COMPONENT_RDMA1] = MT8173_MUTEX_MOD_DISP_RDMA1, + [DDP_COMPONENT_RDMA2] = MT8173_MUTEX_MOD_DISP_RDMA2, + [DDP_COMPONENT_UFOE] = MT8173_MUTEX_MOD_DISP_UFOE, + [DDP_COMPONENT_WDMA0] = MT8173_MUTEX_MOD_DISP_WDMA0, + [DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1, }; static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur, @@ -106,6 +135,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur, if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN; value = OVL0_MOUT_EN_COLOR0; + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { + *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; + value = OVL_MOUT_EN_RDMA; } else if (cur == DDP_COMPONENT_OD && next == DDP_COMPONENT_RDMA0) { *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; value = OD_MOUT_EN_RDMA0; @@ -143,6 +175,9 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; value = COLOR1_SEL_IN_OVL1; + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DSI_SEL; + value = DSI_SEL_IN_BLS; } else { value = 0; } @@ -150,6 +185,15 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } +static void mtk_ddp_sout_sel(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next) +{ + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) + writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, + config_regs + DISP_REG_CONFIG_OUT_SEL); +} + void mtk_ddp_add_comp_to_path(void __iomem *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) @@ -162,6 +206,8 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs, writel_relaxed(reg, config_regs + addr); } + mtk_ddp_sout_sel(config_regs, cur, next); + value = mtk_ddp_sel_in(cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) | value; @@ -247,7 +293,7 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex, break; default: reg = readl_relaxed(ddp->regs + DISP_REG_MUTEX_MOD(mutex->id)); - reg |= mutex_mod[id]; + reg |= ddp->mutex_mod[id]; writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_MOD(mutex->id)); return; } @@ -273,7 +319,7 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex, break; default: reg = readl_relaxed(ddp->regs + DISP_REG_MUTEX_MOD(mutex->id)); - reg &= ~mutex_mod[id]; + reg &= ~(ddp->mutex_mod[id]); writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_MOD(mutex->id)); break; } @@ -299,6 +345,27 @@ void mtk_disp_mutex_disable(struct mtk_disp_mutex *mutex) writel(0, ddp->regs + DISP_REG_MUTEX_EN(mutex->id)); } +void mtk_disp_mutex_acquire(struct mtk_disp_mutex *mutex) +{ + struct mtk_ddp *ddp = container_of(mutex, struct mtk_ddp, + mutex[mutex->id]); + u32 tmp; + + writel(1, ddp->regs + DISP_REG_MUTEX_EN(mutex->id)); + writel(1, ddp->regs + DISP_REG_MUTEX(mutex->id)); + if (readl_poll_timeout_atomic(ddp->regs + DISP_REG_MUTEX(mutex->id), + tmp, tmp & INT_MUTEX, 1, 10000)) + pr_err("could not acquire mutex %d\n", mutex->id); +} + +void mtk_disp_mutex_release(struct mtk_disp_mutex *mutex) +{ + struct mtk_ddp *ddp = container_of(mutex, struct mtk_ddp, + mutex[mutex->id]); + + writel(0, ddp->regs + DISP_REG_MUTEX(mutex->id)); +} + static int mtk_ddp_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -326,6 +393,8 @@ static int mtk_ddp_probe(struct platform_device *pdev) return PTR_ERR(ddp->regs); } + ddp->mutex_mod = of_device_get_match_data(dev); + platform_set_drvdata(pdev, ddp); return 0; @@ -337,7 +406,8 @@ static int mtk_ddp_remove(struct platform_device *pdev) } static const struct of_device_id ddp_driver_dt_match[] = { - { .compatible = "mediatek,mt8173-disp-mutex" }, + { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod}, + { .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod}, {}, }; MODULE_DEVICE_TABLE(of, ddp_driver_dt_match); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h index 92c11752ff65..f9a799168077 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h @@ -37,5 +37,7 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex, enum mtk_ddp_comp_id id); void mtk_disp_mutex_unprepare(struct mtk_disp_mutex *mutex); void mtk_disp_mutex_put(struct mtk_disp_mutex *mutex); +void mtk_disp_mutex_acquire(struct mtk_disp_mutex *mutex); +void mtk_disp_mutex_release(struct mtk_disp_mutex *mutex); #endif /* MTK_DRM_DDP_H */ diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 48cc01fd20c7..8b52416b6e41 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -39,9 +39,11 @@ #define DISP_REG_UFO_START 0x0000 #define DISP_COLOR_CFG_MAIN 0x0400 -#define DISP_COLOR_START 0x0c00 -#define DISP_COLOR_WIDTH 0x0c50 -#define DISP_COLOR_HEIGHT 0x0c54 +#define DISP_COLOR_START_MT2701 0x0f00 +#define DISP_COLOR_START_MT8173 0x0c00 +#define DISP_COLOR_START(comp) ((comp)->data->color_offset) +#define DISP_COLOR_WIDTH(comp) (DISP_COLOR_START(comp) + 0x50) +#define DISP_COLOR_HEIGHT(comp) (DISP_COLOR_START(comp) + 0x54) #define DISP_AAL_EN 0x0000 #define DISP_AAL_SIZE 0x0030 @@ -80,6 +82,20 @@ #define DITHER_ADD_LSHIFT_G(x) (((x) & 0x7) << 4) #define DITHER_ADD_RSHIFT_G(x) (((x) & 0x7) << 0) +struct mtk_disp_color_data { + unsigned int color_offset; +}; + +struct mtk_disp_color { + struct mtk_ddp_comp ddp_comp; + const struct mtk_disp_color_data *data; +}; + +static inline struct mtk_disp_color *comp_to_color(struct mtk_ddp_comp *comp) +{ + return container_of(comp, struct mtk_disp_color, ddp_comp); +} + void mtk_dither_set(struct mtk_ddp_comp *comp, unsigned int bpc, unsigned int CFG) { @@ -107,15 +123,19 @@ static void mtk_color_config(struct mtk_ddp_comp *comp, unsigned int w, unsigned int h, unsigned int vrefresh, unsigned int bpc) { - writel(w, comp->regs + DISP_COLOR_WIDTH); - writel(h, comp->regs + DISP_COLOR_HEIGHT); + struct mtk_disp_color *color = comp_to_color(comp); + + writel(w, comp->regs + DISP_COLOR_WIDTH(color)); + writel(h, comp->regs + DISP_COLOR_HEIGHT(color)); } static void mtk_color_start(struct mtk_ddp_comp *comp) { + struct mtk_disp_color *color = comp_to_color(comp); + writel(COLOR_BYPASS_ALL | COLOR_SEQ_SEL, comp->regs + DISP_COLOR_CFG_MAIN); - writel(0x1, comp->regs + DISP_COLOR_START); + writel(0x1, comp->regs + DISP_COLOR_START(color)); } static void mtk_od_config(struct mtk_ddp_comp *comp, unsigned int w, @@ -236,6 +256,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = { [MTK_DISP_PWM] = "pwm", [MTK_DISP_MUTEX] = "mutex", [MTK_DISP_OD] = "od", + [MTK_DISP_BLS] = "bls", }; struct mtk_ddp_comp_match { @@ -246,6 +267,7 @@ struct mtk_ddp_comp_match { static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_AAL] = { MTK_DISP_AAL, 0, &ddp_aal }, + [DDP_COMPONENT_BLS] = { MTK_DISP_BLS, 0, NULL }, [DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, &ddp_color }, [DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, &ddp_color }, [DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL }, @@ -264,6 +286,22 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL }, }; +static const struct mtk_disp_color_data mt2701_color_driver_data = { + .color_offset = DISP_COLOR_START_MT2701, +}; + +static const struct mtk_disp_color_data mt8173_color_driver_data = { + .color_offset = DISP_COLOR_START_MT8173, +}; + +static const struct of_device_id mtk_disp_color_driver_dt_match[] = { + { .compatible = "mediatek,mt2701-disp-color", + .data = &mt2701_color_driver_data}, + { .compatible = "mediatek,mt8173-disp-color", + .data = &mt8173_color_driver_data}, + {}, +}; + int mtk_ddp_comp_get_id(struct device_node *node, enum mtk_ddp_comp_type comp_type) { @@ -286,14 +324,29 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node, enum mtk_ddp_comp_type type; struct device_node *larb_node; struct platform_device *larb_pdev; + const struct of_device_id *match; + struct mtk_disp_color *color; if (comp_id < 0 || comp_id >= DDP_COMPONENT_ID_MAX) return -EINVAL; + type = mtk_ddp_matches[comp_id].type; + if (type == MTK_DISP_COLOR) { + devm_kfree(dev, comp); + color = devm_kzalloc(dev, sizeof(*color), GFP_KERNEL); + if (!color) + return -ENOMEM; + + match = of_match_node(mtk_disp_color_driver_dt_match, node); + color->data = match->data; + comp = &color->ddp_comp; + } + comp->id = comp_id; comp->funcs = funcs ?: mtk_ddp_matches[comp_id].funcs; - if (comp_id == DDP_COMPONENT_DPI0 || + if (comp_id == DDP_COMPONENT_BLS || + comp_id == DDP_COMPONENT_DPI0 || comp_id == DDP_COMPONENT_DSI0 || comp_id == DDP_COMPONENT_PWM0) { comp->regs = NULL; @@ -308,8 +361,6 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node, if (IS_ERR(comp->clk)) comp->clk = NULL; - type = mtk_ddp_matches[comp_id].type; - /* Only DMA capable components need the LARB property */ comp->larb_dev = NULL; if (type != MTK_DISP_OVL && diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 22a33ee451c4..0828cf8bf85c 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -36,11 +36,13 @@ enum mtk_ddp_comp_type { MTK_DISP_PWM, MTK_DISP_MUTEX, MTK_DISP_OD, + MTK_DISP_BLS, MTK_DDP_COMP_TYPE_MAX, }; enum mtk_ddp_comp_id { DDP_COMPONENT_AAL, + DDP_COMPONENT_BLS, DDP_COMPONENT_COLOR0, DDP_COMPONENT_COLOR1, DDP_COMPONENT_DPI0, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index f5a1fd9b3ecc..f6c8ec4c7dbc 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -128,7 +128,20 @@ static const struct drm_mode_config_funcs mtk_drm_mode_config_funcs = { .atomic_commit = mtk_atomic_commit, }; -static const enum mtk_ddp_comp_id mtk_ddp_main[] = { +static const enum mtk_ddp_comp_id mt2701_mtk_ddp_main[] = { + DDP_COMPONENT_OVL0, + DDP_COMPONENT_RDMA0, + DDP_COMPONENT_COLOR0, + DDP_COMPONENT_BLS, + DDP_COMPONENT_DSI0, +}; + +static const enum mtk_ddp_comp_id mt2701_mtk_ddp_ext[] = { + DDP_COMPONENT_RDMA1, + DDP_COMPONENT_DPI0, +}; + +static const enum mtk_ddp_comp_id mt8173_mtk_ddp_main[] = { DDP_COMPONENT_OVL0, DDP_COMPONENT_COLOR0, DDP_COMPONENT_AAL, @@ -139,7 +152,7 @@ static const enum mtk_ddp_comp_id mtk_ddp_main[] = { DDP_COMPONENT_PWM0, }; -static const enum mtk_ddp_comp_id mtk_ddp_ext[] = { +static const enum mtk_ddp_comp_id mt8173_mtk_ddp_ext[] = { DDP_COMPONENT_OVL1, DDP_COMPONENT_COLOR1, DDP_COMPONENT_GAMMA, @@ -147,6 +160,21 @@ static const enum mtk_ddp_comp_id mtk_ddp_ext[] = { DDP_COMPONENT_DPI0, }; +static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { + .main_path = mt2701_mtk_ddp_main, + .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main), + .ext_path = mt2701_mtk_ddp_ext, + .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext), + .shadow_register = true, +}; + +static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { + .main_path = mt8173_mtk_ddp_main, + .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main), + .ext_path = mt8173_mtk_ddp_ext, + .ext_len = ARRAY_SIZE(mt8173_mtk_ddp_ext), +}; + static int mtk_drm_kms_init(struct drm_device *drm) { struct mtk_drm_private *private = drm->dev_private; @@ -189,17 +217,19 @@ static int mtk_drm_kms_init(struct drm_device *drm) * and each statically assigned to a crtc: * OVL0 -> COLOR0 -> AAL -> OD -> RDMA0 -> UFOE -> DSI0 ... */ - ret = mtk_drm_crtc_create(drm, mtk_ddp_main, ARRAY_SIZE(mtk_ddp_main)); + ret = mtk_drm_crtc_create(drm, private->data->main_path, + private->data->main_len); if (ret < 0) goto err_component_unbind; /* ... and OVL1 -> COLOR1 -> GAMMA -> RDMA1 -> DPI0. */ - ret = mtk_drm_crtc_create(drm, mtk_ddp_ext, ARRAY_SIZE(mtk_ddp_ext)); + ret = mtk_drm_crtc_create(drm, private->data->ext_path, + private->data->ext_len); if (ret < 0) goto err_component_unbind; /* Use OVL device for all DMA memory allocations */ - np = private->comp_node[mtk_ddp_main[0]] ?: - private->comp_node[mtk_ddp_ext[0]]; + np = private->comp_node[private->data->main_path[0]] ?: + private->comp_node[private->data->ext_path[0]]; pdev = of_find_device_by_node(np); if (!pdev) { ret = -ENODEV; @@ -328,16 +358,22 @@ static const struct component_master_ops mtk_drm_ops = { }; static const struct of_device_id mtk_ddp_comp_dt_ids[] = { + { .compatible = "mediatek,mt2701-disp-ovl", .data = (void *)MTK_DISP_OVL }, { .compatible = "mediatek,mt8173-disp-ovl", .data = (void *)MTK_DISP_OVL }, + { .compatible = "mediatek,mt2701-disp-rdma", .data = (void *)MTK_DISP_RDMA }, { .compatible = "mediatek,mt8173-disp-rdma", .data = (void *)MTK_DISP_RDMA }, { .compatible = "mediatek,mt8173-disp-wdma", .data = (void *)MTK_DISP_WDMA }, + { .compatible = "mediatek,mt2701-disp-color", .data = (void *)MTK_DISP_COLOR }, { .compatible = "mediatek,mt8173-disp-color", .data = (void *)MTK_DISP_COLOR }, { .compatible = "mediatek,mt8173-disp-aal", .data = (void *)MTK_DISP_AAL}, { .compatible = "mediatek,mt8173-disp-gamma", .data = (void *)MTK_DISP_GAMMA, }, { .compatible = "mediatek,mt8173-disp-ufoe", .data = (void *)MTK_DISP_UFOE }, + { .compatible = "mediatek,mt2701-dsi", .data = (void *)MTK_DSI }, { .compatible = "mediatek,mt8173-dsi", .data = (void *)MTK_DSI }, { .compatible = "mediatek,mt8173-dpi", .data = (void *)MTK_DPI }, + { .compatible = "mediatek,mt2701-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, { .compatible = "mediatek,mt8173-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, + { .compatible = "mediatek,mt2701-disp-pwm", .data = (void *)MTK_DISP_BLS }, { .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM }, { .compatible = "mediatek,mt8173-disp-od", .data = (void *)MTK_DISP_OD }, { } @@ -359,6 +395,7 @@ static int mtk_drm_probe(struct platform_device *pdev) mutex_init(&private->commit.lock); INIT_WORK(&private->commit.work, mtk_atomic_work); + private->data = of_device_get_match_data(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); private->config_regs = devm_ioremap_resource(dev, mem); @@ -510,7 +547,10 @@ static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend, mtk_drm_sys_resume); static const struct of_device_id mtk_drm_of_ids[] = { - { .compatible = "mediatek,mt8173-mmsys", }, + { .compatible = "mediatek,mt2701-mmsys", + .data = &mt2701_mmsys_driver_data}, + { .compatible = "mediatek,mt8173-mmsys", + .data = &mt8173_mmsys_driver_data}, { } }; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index df322a7a5fcb..aef8747d810b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -28,6 +28,14 @@ struct drm_fb_helper; struct drm_property; struct regmap; +struct mtk_mmsys_driver_data { + const enum mtk_ddp_comp_id *main_path; + unsigned int main_len; + const enum mtk_ddp_comp_id *ext_path; + unsigned int ext_len; + bool shadow_register; +}; + struct mtk_drm_private { struct drm_device *drm; struct device *dma_dev; @@ -39,6 +47,7 @@ struct mtk_drm_private { void __iomem *config_regs; struct device_node *comp_node[DDP_COMPONENT_ID_MAX]; struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX]; + const struct mtk_mmsys_driver_data *data; struct { struct drm_atomic_state *state; diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 4d837b29ee9e..808b995a990f 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -19,19 +19,28 @@ #include <drm/drm_of.h> #include <linux/clk.h> #include <linux/component.h> +#include <linux/irq.h> #include <linux/of.h> #include <linux/of_platform.h> #include <linux/phy/phy.h> #include <linux/platform_device.h> +#include <video/mipi_display.h> #include <video/videomode.h> #include "mtk_drm_ddp_comp.h" -#define DSI_VIDEO_FIFO_DEPTH (1920 / 4) -#define DSI_HOST_FIFO_DEPTH 64 - #define DSI_START 0x00 +#define DSI_INTEN 0x08 + +#define DSI_INTSTA 0x0c +#define LPRX_RD_RDY_INT_FLAG BIT(0) +#define CMD_DONE_INT_FLAG BIT(1) +#define TE_RDY_INT_FLAG BIT(2) +#define VM_DONE_INT_FLAG BIT(3) +#define EXT_TE_RDY_INT_FLAG BIT(4) +#define DSI_BUSY BIT(31) + #define DSI_CON_CTRL 0x10 #define DSI_RESET BIT(0) #define DSI_EN BIT(1) @@ -46,7 +55,7 @@ #define MIX_MODE BIT(17) #define DSI_TXRX_CTRL 0x18 -#define VC_NUM (2 << 0) +#define VC_NUM BIT(1) #define LANE_NUM (0xf << 2) #define DIS_EOT BIT(6) #define NULL_EN BIT(7) @@ -72,8 +81,19 @@ #define DSI_HBP_WC 0x54 #define DSI_HFP_WC 0x58 +#define DSI_CMDQ_SIZE 0x60 +#define CMDQ_SIZE 0x3f + #define DSI_HSTX_CKL_WC 0x64 +#define DSI_RX_DATA0 0x74 +#define DSI_RX_DATA1 0x78 +#define DSI_RX_DATA2 0x7c +#define DSI_RX_DATA3 0x80 + +#define DSI_RACK 0x84 +#define RACK BIT(0) + #define DSI_PHY_LCCON 0x104 #define LC_HS_TX_EN BIT(0) #define LC_ULPM_EN BIT(1) @@ -106,6 +126,19 @@ #define CLK_HS_POST (0xff << 8) #define CLK_HS_EXIT (0xff << 16) +#define DSI_VM_CMD_CON 0x130 +#define VM_CMD_EN BIT(0) +#define TS_VFP_EN BIT(5) + +#define DSI_CMDQ0 0x180 +#define CONFIG (0xff << 0) +#define SHORT_PACKET 0 +#define LONG_PACKET 2 +#define BTA BIT(2) +#define DATA_ID (0xff << 8) +#define DATA_0 (0xff << 16) +#define DATA_1 (0xff << 24) + #define T_LPX 5 #define T_HS_PREP 6 #define T_HS_TRAIL 8 @@ -114,6 +147,12 @@ #define NS_TO_CYCLE(n, c) ((n) / (c) + (((n) % (c)) ? 1 : 0)) +#define MTK_DSI_HOST_IS_READ(type) \ + ((type == MIPI_DSI_GENERIC_READ_REQUEST_0_PARAM) || \ + (type == MIPI_DSI_GENERIC_READ_REQUEST_1_PARAM) || \ + (type == MIPI_DSI_GENERIC_READ_REQUEST_2_PARAM) || \ + (type == MIPI_DSI_DCS_READ)) + struct phy; struct mtk_dsi { @@ -140,6 +179,8 @@ struct mtk_dsi { struct videomode vm; int refcount; bool enabled; + u32 irq_data; + wait_queue_head_t irq_wait_queue; }; static inline struct mtk_dsi *encoder_to_dsi(struct drm_encoder *e) @@ -164,7 +205,7 @@ static void mtk_dsi_mask(struct mtk_dsi *dsi, u32 offset, u32 mask, u32 data) writel((temp & ~mask) | (data & mask), dsi->regs + offset); } -static void dsi_phy_timconfig(struct mtk_dsi *dsi) +static void mtk_dsi_phy_timconfig(struct mtk_dsi *dsi) { u32 timcon0, timcon1, timcon2, timcon3; u32 ui, cycle_time; @@ -196,118 +237,39 @@ static void mtk_dsi_disable(struct mtk_dsi *dsi) mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_EN, 0); } -static void mtk_dsi_reset(struct mtk_dsi *dsi) +static void mtk_dsi_reset_engine(struct mtk_dsi *dsi) { mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_RESET, DSI_RESET); mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_RESET, 0); } -static int mtk_dsi_poweron(struct mtk_dsi *dsi) -{ - struct device *dev = dsi->dev; - int ret; - u64 pixel_clock, total_bits; - u32 htotal, htotal_bits, bit_per_pixel, overhead_cycles, overhead_bits; - - if (++dsi->refcount != 1) - return 0; - - switch (dsi->format) { - case MIPI_DSI_FMT_RGB565: - bit_per_pixel = 16; - break; - case MIPI_DSI_FMT_RGB666_PACKED: - bit_per_pixel = 18; - break; - case MIPI_DSI_FMT_RGB666: - case MIPI_DSI_FMT_RGB888: - default: - bit_per_pixel = 24; - break; - } - - /** - * vm.pixelclock is in kHz, pixel_clock unit is Hz, so multiply by 1000 - * htotal_time = htotal * byte_per_pixel / num_lanes - * overhead_time = lpx + hs_prepare + hs_zero + hs_trail + hs_exit - * mipi_ratio = (htotal_time + overhead_time) / htotal_time - * data_rate = pixel_clock * bit_per_pixel * mipi_ratio / num_lanes; - */ - pixel_clock = dsi->vm.pixelclock * 1000; - htotal = dsi->vm.hactive + dsi->vm.hback_porch + dsi->vm.hfront_porch + - dsi->vm.hsync_len; - htotal_bits = htotal * bit_per_pixel; - - overhead_cycles = T_LPX + T_HS_PREP + T_HS_ZERO + T_HS_TRAIL + - T_HS_EXIT; - overhead_bits = overhead_cycles * dsi->lanes * 8; - total_bits = htotal_bits + overhead_bits; - - dsi->data_rate = DIV_ROUND_UP_ULL(pixel_clock * total_bits, - htotal * dsi->lanes); - - ret = clk_set_rate(dsi->hs_clk, dsi->data_rate); - if (ret < 0) { - dev_err(dev, "Failed to set data rate: %d\n", ret); - goto err_refcount; - } - - phy_power_on(dsi->phy); - - ret = clk_prepare_enable(dsi->engine_clk); - if (ret < 0) { - dev_err(dev, "Failed to enable engine clock: %d\n", ret); - goto err_phy_power_off; - } - - ret = clk_prepare_enable(dsi->digital_clk); - if (ret < 0) { - dev_err(dev, "Failed to enable digital clock: %d\n", ret); - goto err_disable_engine_clk; - } - - mtk_dsi_enable(dsi); - mtk_dsi_reset(dsi); - dsi_phy_timconfig(dsi); - - return 0; - -err_disable_engine_clk: - clk_disable_unprepare(dsi->engine_clk); -err_phy_power_off: - phy_power_off(dsi->phy); -err_refcount: - dsi->refcount--; - return ret; -} - -static void dsi_clk_ulp_mode_enter(struct mtk_dsi *dsi) +static void mtk_dsi_clk_ulp_mode_enter(struct mtk_dsi *dsi) { mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, 0); mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_ULPM_EN, 0); } -static void dsi_clk_ulp_mode_leave(struct mtk_dsi *dsi) +static void mtk_dsi_clk_ulp_mode_leave(struct mtk_dsi *dsi) { mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_ULPM_EN, 0); mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_WAKEUP_EN, LC_WAKEUP_EN); mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_WAKEUP_EN, 0); } -static void dsi_lane0_ulp_mode_enter(struct mtk_dsi *dsi) +static void mtk_dsi_lane0_ulp_mode_enter(struct mtk_dsi *dsi) { mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_HS_TX_EN, 0); mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_ULPM_EN, 0); } -static void dsi_lane0_ulp_mode_leave(struct mtk_dsi *dsi) +static void mtk_dsi_lane0_ulp_mode_leave(struct mtk_dsi *dsi) { mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_ULPM_EN, 0); mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_WAKEUP_EN, LD0_WAKEUP_EN); mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_WAKEUP_EN, 0); } -static bool dsi_clk_hs_state(struct mtk_dsi *dsi) +static bool mtk_dsi_clk_hs_state(struct mtk_dsi *dsi) { u32 tmp_reg1; @@ -315,30 +277,37 @@ static bool dsi_clk_hs_state(struct mtk_dsi *dsi) return ((tmp_reg1 & LC_HS_TX_EN) == 1) ? true : false; } -static void dsi_clk_hs_mode(struct mtk_dsi *dsi, bool enter) +static void mtk_dsi_clk_hs_mode(struct mtk_dsi *dsi, bool enter) { - if (enter && !dsi_clk_hs_state(dsi)) + if (enter && !mtk_dsi_clk_hs_state(dsi)) mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, LC_HS_TX_EN); - else if (!enter && dsi_clk_hs_state(dsi)) + else if (!enter && mtk_dsi_clk_hs_state(dsi)) mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, 0); } -static void dsi_set_mode(struct mtk_dsi *dsi) +static void mtk_dsi_set_mode(struct mtk_dsi *dsi) { u32 vid_mode = CMD_MODE; if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO) { - vid_mode = SYNC_PULSE_MODE; - - if ((dsi->mode_flags & MIPI_DSI_MODE_VIDEO_BURST) && - !(dsi->mode_flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE)) + if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_BURST) vid_mode = BURST_MODE; + else if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) + vid_mode = SYNC_PULSE_MODE; + else + vid_mode = SYNC_EVENT_MODE; } writel(vid_mode, dsi->regs + DSI_MODE_CTRL); } -static void dsi_ps_control_vact(struct mtk_dsi *dsi) +static void mtk_dsi_set_vm_cmd(struct mtk_dsi *dsi) +{ + mtk_dsi_mask(dsi, DSI_VM_CMD_CON, VM_CMD_EN, VM_CMD_EN); + mtk_dsi_mask(dsi, DSI_VM_CMD_CON, TS_VFP_EN, TS_VFP_EN); +} + +static void mtk_dsi_ps_control_vact(struct mtk_dsi *dsi) { struct videomode *vm = &dsi->vm; u32 dsi_buf_bpp, ps_wc; @@ -372,7 +341,7 @@ static void dsi_ps_control_vact(struct mtk_dsi *dsi) writel(ps_wc, dsi->regs + DSI_HSTX_CKL_WC); } -static void dsi_rxtx_control(struct mtk_dsi *dsi) +static void mtk_dsi_rxtx_control(struct mtk_dsi *dsi) { u32 tmp_reg; @@ -394,12 +363,15 @@ static void dsi_rxtx_control(struct mtk_dsi *dsi) break; } + tmp_reg |= (dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS) << 6; + tmp_reg |= (dsi->mode_flags & MIPI_DSI_MODE_EOT_PACKET) >> 3; + writel(tmp_reg, dsi->regs + DSI_TXRX_CTRL); } -static void dsi_ps_control(struct mtk_dsi *dsi) +static void mtk_dsi_ps_control(struct mtk_dsi *dsi) { - unsigned int dsi_tmp_buf_bpp; + u32 dsi_tmp_buf_bpp; u32 tmp_reg; switch (dsi->format) { @@ -429,12 +401,12 @@ static void dsi_ps_control(struct mtk_dsi *dsi) writel(tmp_reg, dsi->regs + DSI_PSCTRL); } -static void dsi_config_vdo_timing(struct mtk_dsi *dsi) +static void mtk_dsi_config_vdo_timing(struct mtk_dsi *dsi) { - unsigned int horizontal_sync_active_byte; - unsigned int horizontal_backporch_byte; - unsigned int horizontal_frontporch_byte; - unsigned int dsi_tmp_buf_bpp; + u32 horizontal_sync_active_byte; + u32 horizontal_backporch_byte; + u32 horizontal_frontporch_byte; + u32 dsi_tmp_buf_bpp; struct videomode *vm = &dsi->vm; @@ -463,7 +435,7 @@ static void dsi_config_vdo_timing(struct mtk_dsi *dsi) writel(horizontal_backporch_byte, dsi->regs + DSI_HBP_WC); writel(horizontal_frontporch_byte, dsi->regs + DSI_HFP_WC); - dsi_ps_control(dsi); + mtk_dsi_ps_control(dsi); } static void mtk_dsi_start(struct mtk_dsi *dsi) @@ -472,6 +444,184 @@ static void mtk_dsi_start(struct mtk_dsi *dsi) writel(1, dsi->regs + DSI_START); } +static void mtk_dsi_stop(struct mtk_dsi *dsi) +{ + writel(0, dsi->regs + DSI_START); +} + +static void mtk_dsi_set_cmd_mode(struct mtk_dsi *dsi) +{ + writel(CMD_MODE, dsi->regs + DSI_MODE_CTRL); +} + +static void mtk_dsi_set_interrupt_enable(struct mtk_dsi *dsi) +{ + u32 inten = LPRX_RD_RDY_INT_FLAG | CMD_DONE_INT_FLAG | VM_DONE_INT_FLAG; + + writel(inten, dsi->regs + DSI_INTEN); +} + +static void mtk_dsi_irq_data_set(struct mtk_dsi *dsi, u32 irq_bit) +{ + dsi->irq_data |= irq_bit; +} + +static void mtk_dsi_irq_data_clear(struct mtk_dsi *dsi, u32 irq_bit) +{ + dsi->irq_data &= ~irq_bit; +} + +static s32 mtk_dsi_wait_for_irq_done(struct mtk_dsi *dsi, u32 irq_flag, + unsigned int timeout) +{ + s32 ret = 0; + unsigned long jiffies = msecs_to_jiffies(timeout); + + ret = wait_event_interruptible_timeout(dsi->irq_wait_queue, + dsi->irq_data & irq_flag, + jiffies); + if (ret == 0) { + DRM_WARN("Wait DSI IRQ(0x%08x) Timeout\n", irq_flag); + + mtk_dsi_enable(dsi); + mtk_dsi_reset_engine(dsi); + } + + return ret; +} + +static irqreturn_t mtk_dsi_irq(int irq, void *dev_id) +{ + struct mtk_dsi *dsi = dev_id; + u32 status, tmp; + u32 flag = LPRX_RD_RDY_INT_FLAG | CMD_DONE_INT_FLAG | VM_DONE_INT_FLAG; + + status = readl(dsi->regs + DSI_INTSTA) & flag; + + if (status) { + do { + mtk_dsi_mask(dsi, DSI_RACK, RACK, RACK); + tmp = readl(dsi->regs + DSI_INTSTA); + } while (tmp & DSI_BUSY); + + mtk_dsi_mask(dsi, DSI_INTSTA, status, 0); + mtk_dsi_irq_data_set(dsi, status); + wake_up_interruptible(&dsi->irq_wait_queue); + } + + return IRQ_HANDLED; +} + +static s32 mtk_dsi_switch_to_cmd_mode(struct mtk_dsi *dsi, u8 irq_flag, u32 t) +{ + mtk_dsi_irq_data_clear(dsi, irq_flag); + mtk_dsi_set_cmd_mode(dsi); + + if (!mtk_dsi_wait_for_irq_done(dsi, irq_flag, t)) { + DRM_ERROR("failed to switch cmd mode\n"); + return -ETIME; + } else { + return 0; + } +} + +static int mtk_dsi_poweron(struct mtk_dsi *dsi) +{ + struct device *dev = dsi->dev; + int ret; + u64 pixel_clock, total_bits; + u32 htotal, htotal_bits, bit_per_pixel, overhead_cycles, overhead_bits; + + if (++dsi->refcount != 1) + return 0; + + switch (dsi->format) { + case MIPI_DSI_FMT_RGB565: + bit_per_pixel = 16; + break; + case MIPI_DSI_FMT_RGB666_PACKED: + bit_per_pixel = 18; + break; + case MIPI_DSI_FMT_RGB666: + case MIPI_DSI_FMT_RGB888: + default: + bit_per_pixel = 24; + break; + } + + /** + * vm.pixelclock is in kHz, pixel_clock unit is Hz, so multiply by 1000 + * htotal_time = htotal * byte_per_pixel / num_lanes + * overhead_time = lpx + hs_prepare + hs_zero + hs_trail + hs_exit + * mipi_ratio = (htotal_time + overhead_time) / htotal_time + * data_rate = pixel_clock * bit_per_pixel * mipi_ratio / num_lanes; + */ + pixel_clock = dsi->vm.pixelclock * 1000; + htotal = dsi->vm.hactive + dsi->vm.hback_porch + dsi->vm.hfront_porch + + dsi->vm.hsync_len; + htotal_bits = htotal * bit_per_pixel; + + overhead_cycles = T_LPX + T_HS_PREP + T_HS_ZERO + T_HS_TRAIL + + T_HS_EXIT; + overhead_bits = overhead_cycles * dsi->lanes * 8; + total_bits = htotal_bits + overhead_bits; + + dsi->data_rate = DIV_ROUND_UP_ULL(pixel_clock * total_bits, + htotal * dsi->lanes); + + ret = clk_set_rate(dsi->hs_clk, dsi->data_rate); + if (ret < 0) { + dev_err(dev, "Failed to set data rate: %d\n", ret); + goto err_refcount; + } + + phy_power_on(dsi->phy); + + ret = clk_prepare_enable(dsi->engine_clk); + if (ret < 0) { + dev_err(dev, "Failed to enable engine clock: %d\n", ret); + goto err_phy_power_off; + } + + ret = clk_prepare_enable(dsi->digital_clk); + if (ret < 0) { + dev_err(dev, "Failed to enable digital clock: %d\n", ret); + goto err_disable_engine_clk; + } + + mtk_dsi_enable(dsi); + mtk_dsi_reset_engine(dsi); + mtk_dsi_phy_timconfig(dsi); + + mtk_dsi_rxtx_control(dsi); + mtk_dsi_ps_control_vact(dsi); + mtk_dsi_set_vm_cmd(dsi); + mtk_dsi_config_vdo_timing(dsi); + mtk_dsi_set_interrupt_enable(dsi); + + mtk_dsi_clk_ulp_mode_leave(dsi); + mtk_dsi_lane0_ulp_mode_leave(dsi); + mtk_dsi_clk_hs_mode(dsi, 0); + + if (dsi->panel) { + if (drm_panel_prepare(dsi->panel)) { + DRM_ERROR("failed to prepare the panel\n"); + goto err_disable_digital_clk; + } + } + + return 0; +err_disable_digital_clk: + clk_disable_unprepare(dsi->digital_clk); +err_disable_engine_clk: + clk_disable_unprepare(dsi->engine_clk); +err_phy_power_off: + phy_power_off(dsi->phy); +err_refcount: + dsi->refcount--; + return ret; +} + static void mtk_dsi_poweroff(struct mtk_dsi *dsi) { if (WARN_ON(dsi->refcount == 0)) @@ -480,8 +630,18 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi) if (--dsi->refcount != 0) return; - dsi_lane0_ulp_mode_enter(dsi); - dsi_clk_ulp_mode_enter(dsi); + if (!mtk_dsi_switch_to_cmd_mode(dsi, VM_DONE_INT_FLAG, 500)) { + if (dsi->panel) { + if (drm_panel_unprepare(dsi->panel)) { + DRM_ERROR("failed to unprepare the panel\n"); + return; + } + } + } + + mtk_dsi_reset_engine(dsi); + mtk_dsi_lane0_ulp_mode_enter(dsi); + mtk_dsi_clk_ulp_mode_enter(dsi); mtk_dsi_disable(dsi); @@ -498,35 +658,30 @@ static void mtk_output_dsi_enable(struct mtk_dsi *dsi) if (dsi->enabled) return; - if (dsi->panel) { - if (drm_panel_prepare(dsi->panel)) { - DRM_ERROR("failed to setup the panel\n"); - return; - } - } - ret = mtk_dsi_poweron(dsi); if (ret < 0) { DRM_ERROR("failed to power on dsi\n"); return; } - dsi_rxtx_control(dsi); - - dsi_clk_ulp_mode_leave(dsi); - dsi_lane0_ulp_mode_leave(dsi); - dsi_clk_hs_mode(dsi, 0); - dsi_set_mode(dsi); - - dsi_ps_control_vact(dsi); - dsi_config_vdo_timing(dsi); - - dsi_set_mode(dsi); - dsi_clk_hs_mode(dsi, 1); + mtk_dsi_set_mode(dsi); + mtk_dsi_clk_hs_mode(dsi, 1); mtk_dsi_start(dsi); + if (dsi->panel) { + if (drm_panel_enable(dsi->panel)) { + DRM_ERROR("failed to enable the panel\n"); + goto err_dsi_power_off; + } + } + dsi->enabled = true; + + return; +err_dsi_power_off: + mtk_dsi_stop(dsi); + mtk_dsi_poweroff(dsi); } static void mtk_output_dsi_disable(struct mtk_dsi *dsi) @@ -541,6 +696,7 @@ static void mtk_output_dsi_disable(struct mtk_dsi *dsi) } } + mtk_dsi_stop(dsi); mtk_dsi_poweroff(dsi); dsi->enabled = false; @@ -742,9 +898,149 @@ static int mtk_dsi_host_detach(struct mipi_dsi_host *host, return 0; } +static void mtk_dsi_wait_for_idle(struct mtk_dsi *dsi) +{ + u32 timeout_ms = 500000; /* total 1s ~ 2s timeout */ + + while (timeout_ms--) { + if (!(readl(dsi->regs + DSI_INTSTA) & DSI_BUSY)) + break; + + usleep_range(2, 4); + } + + if (timeout_ms == 0) { + DRM_WARN("polling dsi wait not busy timeout!\n"); + + mtk_dsi_enable(dsi); + mtk_dsi_reset_engine(dsi); + } +} + +static u32 mtk_dsi_recv_cnt(u8 type, u8 *read_data) +{ + switch (type) { + case MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_1BYTE: + case MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_1BYTE: + return 1; + case MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_2BYTE: + case MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_2BYTE: + return 2; + case MIPI_DSI_RX_GENERIC_LONG_READ_RESPONSE: + case MIPI_DSI_RX_DCS_LONG_READ_RESPONSE: + return read_data[1] + read_data[2] * 16; + case MIPI_DSI_RX_ACKNOWLEDGE_AND_ERROR_REPORT: + DRM_INFO("type is 0x02, try again\n"); + break; + default: + DRM_INFO("type(0x%x) cannot be non-recognite\n", type); + break; + } + + return 0; +} + +static void mtk_dsi_cmdq(struct mtk_dsi *dsi, const struct mipi_dsi_msg *msg) +{ + const char *tx_buf = msg->tx_buf; + u8 config, cmdq_size, cmdq_off, type = msg->type; + u32 reg_val, cmdq_mask, i; + + if (MTK_DSI_HOST_IS_READ(type)) + config = BTA; + else + config = (msg->tx_len > 2) ? LONG_PACKET : SHORT_PACKET; + + if (msg->tx_len > 2) { + cmdq_size = 1 + (msg->tx_len + 3) / 4; + cmdq_off = 4; + cmdq_mask = CONFIG | DATA_ID | DATA_0 | DATA_1; + reg_val = (msg->tx_len << 16) | (type << 8) | config; + } else { + cmdq_size = 1; + cmdq_off = 2; + cmdq_mask = CONFIG | DATA_ID; + reg_val = (type << 8) | config; + } + + for (i = 0; i < msg->tx_len; i++) + writeb(tx_buf[i], dsi->regs + DSI_CMDQ0 + cmdq_off + i); + + mtk_dsi_mask(dsi, DSI_CMDQ0, cmdq_mask, reg_val); + mtk_dsi_mask(dsi, DSI_CMDQ_SIZE, CMDQ_SIZE, cmdq_size); +} + +static ssize_t mtk_dsi_host_send_cmd(struct mtk_dsi *dsi, + const struct mipi_dsi_msg *msg, u8 flag) +{ + mtk_dsi_wait_for_idle(dsi); + mtk_dsi_irq_data_clear(dsi, flag); + mtk_dsi_cmdq(dsi, msg); + mtk_dsi_start(dsi); + + if (!mtk_dsi_wait_for_irq_done(dsi, flag, 2000)) + return -ETIME; + else + return 0; +} + +static ssize_t mtk_dsi_host_transfer(struct mipi_dsi_host *host, + const struct mipi_dsi_msg *msg) +{ + struct mtk_dsi *dsi = host_to_dsi(host); + u32 recv_cnt, i; + u8 read_data[16]; + void *src_addr; + u8 irq_flag = CMD_DONE_INT_FLAG; + + if (readl(dsi->regs + DSI_MODE_CTRL) & MODE) { + DRM_ERROR("dsi engine is not command mode\n"); + return -EINVAL; + } + + if (MTK_DSI_HOST_IS_READ(msg->type)) + irq_flag |= LPRX_RD_RDY_INT_FLAG; + + if (mtk_dsi_host_send_cmd(dsi, msg, irq_flag) < 0) + return -ETIME; + + if (!MTK_DSI_HOST_IS_READ(msg->type)) + return 0; + + if (!msg->rx_buf) { + DRM_ERROR("dsi receive buffer size may be NULL\n"); + return -EINVAL; + } + + for (i = 0; i < 16; i++) + *(read_data + i) = readb(dsi->regs + DSI_RX_DATA0 + i); + + recv_cnt = mtk_dsi_recv_cnt(read_data[0], read_data); + + if (recv_cnt > 2) + src_addr = &read_data[4]; + else + src_addr = &read_data[1]; + + if (recv_cnt > 10) + recv_cnt = 10; + + if (recv_cnt > msg->rx_len) + recv_cnt = msg->rx_len; + + if (recv_cnt) + memcpy(msg->rx_buf, src_addr, recv_cnt); + + DRM_INFO("dsi get %d byte data from the panel address(0x%x)\n", + recv_cnt, *((u8 *)(msg->tx_buf))); + + return recv_cnt; +} + static const struct mipi_dsi_host_ops mtk_dsi_ops = { .attach = mtk_dsi_host_attach, .detach = mtk_dsi_host_detach, + .transfer = mtk_dsi_host_transfer, }; static int mtk_dsi_bind(struct device *dev, struct device *master, void *data) @@ -802,6 +1098,7 @@ static int mtk_dsi_probe(struct platform_device *pdev) struct mtk_dsi *dsi; struct device *dev = &pdev->dev; struct resource *regs; + int irq_num; int comp_id; int ret; @@ -866,6 +1163,22 @@ static int mtk_dsi_probe(struct platform_device *pdev) return ret; } + irq_num = platform_get_irq(pdev, 0); + if (irq_num < 0) { + dev_err(&pdev->dev, "failed to request dsi irq resource\n"); + return -EPROBE_DEFER; + } + + irq_set_status_flags(irq_num, IRQ_TYPE_LEVEL_LOW); + ret = devm_request_irq(&pdev->dev, irq_num, mtk_dsi_irq, + IRQF_TRIGGER_LOW, dev_name(&pdev->dev), dsi); + if (ret) { + dev_err(&pdev->dev, "failed to request mediatek dsi irq\n"); + return -EPROBE_DEFER; + } + + init_waitqueue_head(&dsi->irq_wait_queue); + platform_set_drvdata(pdev, dsi); return component_add(&pdev->dev, &mtk_dsi_component_ops); @@ -882,6 +1195,7 @@ static int mtk_dsi_remove(struct platform_device *pdev) } static const struct of_device_id mtk_dsi_of_match[] = { + { .compatible = "mediatek,mt2701-dsi" }, { .compatible = "mediatek,mt8173-dsi" }, { }, }; diff --git a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c index 1c366f8cb2d0..90e913108950 100644 --- a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c +++ b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c @@ -16,6 +16,7 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/phy/phy.h> @@ -87,6 +88,9 @@ #define MIPITX_DSI_PLL_CON2 0x58 +#define MIPITX_DSI_PLL_TOP 0x64 +#define RG_DSI_MPPLL_PRESERVE (0xff << 8) + #define MIPITX_DSI_PLL_PWR 0x68 #define RG_DSI_MPPLL_SDM_PWR_ON BIT(0) #define RG_DSI_MPPLL_SDM_ISO_EN BIT(1) @@ -123,10 +127,15 @@ #define SW_LNT2_HSTX_PRE_OE BIT(24) #define SW_LNT2_HSTX_OE BIT(25) +struct mtk_mipitx_data { + const u32 mppll_preserve; +}; + struct mtk_mipi_tx { struct device *dev; void __iomem *regs; - unsigned int data_rate; + u32 data_rate; + const struct mtk_mipitx_data *driver_data; struct clk_hw pll_hw; struct clk *pll; }; @@ -163,7 +172,7 @@ static void mtk_mipi_tx_update_bits(struct mtk_mipi_tx *mipi_tx, u32 offset, static int mtk_mipi_tx_pll_prepare(struct clk_hw *hw) { struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw); - unsigned int txdiv, txdiv0, txdiv1; + u8 txdiv, txdiv0, txdiv1; u64 pcw; dev_dbg(mipi_tx->dev, "prepare: %u Hz\n", mipi_tx->data_rate); @@ -243,6 +252,10 @@ static int mtk_mipi_tx_pll_prepare(struct clk_hw *hw) mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_DSI_PLL_CON1, RG_DSI_MPPLL_SDM_SSC_EN); + mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_TOP, + RG_DSI_MPPLL_PRESERVE, + mipi_tx->driver_data->mppll_preserve); + return 0; } @@ -255,6 +268,9 @@ static void mtk_mipi_tx_pll_unprepare(struct clk_hw *hw) mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_DSI_PLL_CON0, RG_DSI_MPPLL_PLL_EN); + mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_TOP, + RG_DSI_MPPLL_PRESERVE, 0); + mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_PWR, RG_DSI_MPPLL_SDM_ISO_EN | RG_DSI_MPPLL_SDM_PWR_ON, @@ -310,7 +326,7 @@ static const struct clk_ops mtk_mipi_tx_pll_ops = { static int mtk_mipi_tx_power_on_signal(struct phy *phy) { struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy); - unsigned int reg; + u32 reg; for (reg = MIPITX_DSI_CLOCK_LANE; reg <= MIPITX_DSI_DATA_LANE3; reg += 4) @@ -341,7 +357,7 @@ static int mtk_mipi_tx_power_on(struct phy *phy) static void mtk_mipi_tx_power_off_signal(struct phy *phy) { struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy); - unsigned int reg; + u32 reg; mtk_mipi_tx_set_bits(mipi_tx, MIPITX_DSI_TOP_CON, RG_DSI_PAD_TIE_LOW_EN); @@ -391,6 +407,7 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev) if (!mipi_tx) return -ENOMEM; + mipi_tx->driver_data = of_device_get_match_data(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); mipi_tx->regs = devm_ioremap_resource(dev, mem); if (IS_ERR(mipi_tx->regs)) { @@ -448,8 +465,19 @@ static int mtk_mipi_tx_remove(struct platform_device *pdev) return 0; } +static const struct mtk_mipitx_data mt2701_mipitx_data = { + .mppll_preserve = (3 << 8) +}; + +static const struct mtk_mipitx_data mt8173_mipitx_data = { + .mppll_preserve = (0 << 8) +}; + static const struct of_device_id mtk_mipi_tx_match[] = { - { .compatible = "mediatek,mt8173-mipi-tx", }, + { .compatible = "mediatek,mt2701-mipi-tx", + .data = &mt2701_mipitx_data }, + { .compatible = "mediatek,mt8173-mipi-tx", + .data = &mt8173_mipitx_data }, {}, }; diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index 657598bb1e6b..565a217b46f2 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -236,6 +236,7 @@ struct ttm_bo_driver mgag200_bo_driver = { .verify_access = mgag200_bo_verify_access, .io_mem_reserve = &mgag200_ttm_io_mem_reserve, .io_mem_free = &mgag200_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; int mgag200_mm_init(struct mga_device *mdev) diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 39055362da95..5241ac8803ba 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -40,6 +40,7 @@ msm-y := \ mdp/mdp5/mdp5_mdss.o \ mdp/mdp5/mdp5_kms.o \ mdp/mdp5/mdp5_pipe.o \ + mdp/mdp5/mdp5_mixer.o \ mdp/mdp5/mdp5_plane.o \ mdp/mdp5/mdp5_smp.o \ msm_atomic.o \ diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c index b999349b7d2d..7fd77958a436 100644 --- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c @@ -412,10 +412,8 @@ static const unsigned int a3xx_registers[] = { #ifdef CONFIG_DEBUG_FS static void a3xx_show(struct msm_gpu *gpu, struct seq_file *m) { - gpu->funcs->pm_resume(gpu); seq_printf(m, "status: %08x\n", gpu_read(gpu, REG_A3XX_RBBM_STATUS)); - gpu->funcs->pm_suspend(gpu); adreno_show(gpu, m); } #endif diff --git a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c index 511bc855cc7f..dfe0eceaae3b 100644 --- a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c @@ -456,12 +456,8 @@ static const unsigned int a4xx_registers[] = { #ifdef CONFIG_DEBUG_FS static void a4xx_show(struct msm_gpu *gpu, struct seq_file *m) { - gpu->funcs->pm_resume(gpu); - seq_printf(m, "status: %08x\n", gpu_read(gpu, REG_A4XX_RBBM_STATUS)); - gpu->funcs->pm_suspend(gpu); - adreno_show(gpu, m); } diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c index 4414cf73735d..31a9bceed32c 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2016 The Linux Foundation. All rights reserved. +/* Copyright (c) 2016-2017 The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -534,7 +534,7 @@ static void a5xx_destroy(struct msm_gpu *gpu) } if (a5xx_gpu->gpmu_bo) { - if (a5xx_gpu->gpmu_bo) + if (a5xx_gpu->gpmu_iova) msm_gem_put_iova(a5xx_gpu->gpmu_bo, gpu->id); drm_gem_object_unreference_unlocked(a5xx_gpu->gpmu_bo); } @@ -638,10 +638,8 @@ static void a5xx_cp_err_irq(struct msm_gpu *gpu) } } -static void a5xx_rbbm_err_irq(struct msm_gpu *gpu) +static void a5xx_rbbm_err_irq(struct msm_gpu *gpu, u32 status) { - u32 status = gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS); - if (status & A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR) { u32 val = gpu_read(gpu, REG_A5XX_RBBM_AHB_ERROR_STATUS); @@ -653,6 +651,10 @@ static void a5xx_rbbm_err_irq(struct msm_gpu *gpu) /* Clear the error */ gpu_write(gpu, REG_A5XX_RBBM_AHB_CMD, (1 << 4)); + + /* Clear the interrupt */ + gpu_write(gpu, REG_A5XX_RBBM_INT_CLEAR_CMD, + A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR); } if (status & A5XX_RBBM_INT_0_MASK_RBBM_TRANSFER_TIMEOUT) @@ -704,10 +706,16 @@ static irqreturn_t a5xx_irq(struct msm_gpu *gpu) { u32 status = gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS); - gpu_write(gpu, REG_A5XX_RBBM_INT_CLEAR_CMD, status); + /* + * Clear all the interrupts except RBBM_AHB_ERROR - if we clear it + * before the source is cleared the interrupt will storm. + */ + gpu_write(gpu, REG_A5XX_RBBM_INT_CLEAR_CMD, + status & ~A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR); + /* Pass status to a5xx_rbbm_err_irq because we've already cleared it */ if (status & RBBM_ERROR_MASK) - a5xx_rbbm_err_irq(gpu); + a5xx_rbbm_err_irq(gpu, status); if (status & A5XX_RBBM_INT_0_MASK_CP_HW_ERROR) a5xx_cp_err_irq(gpu); @@ -837,12 +845,8 @@ static int a5xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value) #ifdef CONFIG_DEBUG_FS static void a5xx_show(struct msm_gpu *gpu, struct seq_file *m) { - gpu->funcs->pm_resume(gpu); - seq_printf(m, "status: %08x\n", gpu_read(gpu, REG_A5XX_RBBM_STATUS)); - gpu->funcs->pm_suspend(gpu); - adreno_show(gpu, m); } #endif @@ -860,7 +864,9 @@ static const struct adreno_gpu_funcs funcs = { .idle = a5xx_idle, .irq = a5xx_irq, .destroy = a5xx_destroy, +#ifdef CONFIG_DEBUG_FS .show = a5xx_show, +#endif }, .get_timestamp = a5xx_get_timestamp, }; diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index ece39b16a864..c0fa5d1c75ff 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -2,7 +2,7 @@ * Copyright (C) 2013-2014 Red Hat * Author: Rob Clark <robdclark@gmail.com> * - * Copyright (c) 2014 The Linux Foundation. All rights reserved. + * Copyright (c) 2014,2017 The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published by @@ -17,6 +17,7 @@ * this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/pm_opp.h> #include "adreno_gpu.h" #define ANY_ID 0xff @@ -155,21 +156,14 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev) if (gpu) { int ret; - mutex_lock(&dev->struct_mutex); - gpu->funcs->pm_resume(gpu); - mutex_unlock(&dev->struct_mutex); - disable_irq(gpu->irq); - - ret = gpu->funcs->hw_init(gpu); + pm_runtime_get_sync(&pdev->dev); + ret = msm_gpu_hw_init(gpu); + pm_runtime_put_sync(&pdev->dev); if (ret) { dev_err(dev->dev, "gpu hw init failed: %d\n", ret); gpu->funcs->destroy(gpu); gpu = NULL; - } else { - enable_irq(gpu->irq); - /* give inactive pm a chance to kick in: */ - msm_gpu_retire(gpu); } } @@ -220,10 +214,71 @@ static int find_chipid(struct device *dev, u32 *chipid) return 0; } +/* Get legacy powerlevels from qcom,gpu-pwrlevels and populate the opp table */ +static int adreno_get_legacy_pwrlevels(struct device *dev) +{ + struct device_node *child, *node; + int ret; + + node = of_find_compatible_node(dev->of_node, NULL, + "qcom,gpu-pwrlevels"); + if (!node) { + dev_err(dev, "Could not find the GPU powerlevels\n"); + return -ENXIO; + } + + for_each_child_of_node(node, child) { + unsigned int val; + + ret = of_property_read_u32(child, "qcom,gpu-freq", &val); + if (ret) + continue; + + /* + * Skip the intentionally bogus clock value found at the bottom + * of most legacy frequency tables + */ + if (val != 27000000) + dev_pm_opp_add(dev, val, 0); + } + + return 0; +} + +static int adreno_get_pwrlevels(struct device *dev, + struct adreno_platform_config *config) +{ + unsigned long freq = ULONG_MAX; + struct dev_pm_opp *opp; + int ret; + + /* You down with OPP? */ + if (!of_find_property(dev->of_node, "operating-points-v2", NULL)) + ret = adreno_get_legacy_pwrlevels(dev); + else + ret = dev_pm_opp_of_add_table(dev); + + if (ret) + return ret; + + /* Find the fastest defined rate */ + opp = dev_pm_opp_find_freq_floor(dev, &freq); + if (!IS_ERR(opp)) + config->fast_rate = dev_pm_opp_get_freq(opp); + + if (!config->fast_rate) { + DRM_DEV_INFO(dev, + "Could not find clock rate. Using default\n"); + /* Pick a suitably safe clock speed for any target */ + config->fast_rate = 200000000; + } + + return 0; +} + static int adreno_bind(struct device *dev, struct device *master, void *data) { static struct adreno_platform_config config = {}; - struct device_node *child, *node = dev->of_node; u32 val; int ret; @@ -238,28 +293,10 @@ static int adreno_bind(struct device *dev, struct device *master, void *data) /* find clock rates: */ config.fast_rate = 0; - config.slow_rate = ~0; - for_each_child_of_node(node, child) { - if (of_device_is_compatible(child, "qcom,gpu-pwrlevels")) { - struct device_node *pwrlvl; - for_each_child_of_node(child, pwrlvl) { - ret = of_property_read_u32(pwrlvl, "qcom,gpu-freq", &val); - if (ret) { - dev_err(dev, "could not find gpu-freq: %d\n", ret); - return ret; - } - config.fast_rate = max(config.fast_rate, val); - config.slow_rate = min(config.slow_rate, val); - } - } - } - if (!config.fast_rate) { - dev_warn(dev, "could not find clk rates\n"); - /* This is a safe low speed for all devices: */ - config.fast_rate = 200000000; - config.slow_rate = 27000000; - } + ret = adreno_get_pwrlevels(dev, &config); + if (ret) + return ret; dev->platform_data = &config; set_gpu_pdev(dev_get_drvdata(master), to_platform_device(dev)); @@ -296,12 +333,35 @@ static const struct of_device_id dt_match[] = { {} }; +#ifdef CONFIG_PM +static int adreno_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct msm_gpu *gpu = platform_get_drvdata(pdev); + + return gpu->funcs->pm_resume(gpu); +} + +static int adreno_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct msm_gpu *gpu = platform_get_drvdata(pdev); + + return gpu->funcs->pm_suspend(gpu); +} +#endif + +static const struct dev_pm_ops adreno_pm_ops = { + SET_RUNTIME_PM_OPS(adreno_suspend, adreno_resume, NULL) +}; + static struct platform_driver adreno_driver = { .probe = adreno_probe, .remove = adreno_remove, .driver = { .name = "adreno", .of_match_table = dt_match, + .pm = &adreno_pm_ops, }, }; diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index c9bd1e6225f4..5b63fc649dcc 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -35,6 +35,9 @@ int adreno_get_param(struct msm_gpu *gpu, uint32_t param, uint64_t *value) case MSM_PARAM_GMEM_SIZE: *value = adreno_gpu->gmem; return 0; + case MSM_PARAM_GMEM_BASE: + *value = 0x100000; + return 0; case MSM_PARAM_CHIP_ID: *value = adreno_gpu->rev.patchid | (adreno_gpu->rev.minor << 8) | @@ -68,6 +71,14 @@ int adreno_hw_init(struct msm_gpu *gpu) return ret; } + /* reset ringbuffer: */ + gpu->rb->cur = gpu->rb->start; + + /* reset completed fence seqno: */ + adreno_gpu->memptrs->fence = gpu->fctx->completed_fence; + adreno_gpu->memptrs->rptr = 0; + adreno_gpu->memptrs->wptr = 0; + /* Setup REG_CP_RB_CNTL: */ adreno_gpu_write(adreno_gpu, REG_ADRENO_CP_RB_CNTL, /* size is log2(quad-words): */ @@ -111,29 +122,20 @@ uint32_t adreno_last_fence(struct msm_gpu *gpu) void adreno_recover(struct msm_gpu *gpu) { - struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct drm_device *dev = gpu->dev; int ret; - gpu->funcs->pm_suspend(gpu); - - /* reset ringbuffer: */ - gpu->rb->cur = gpu->rb->start; - - /* reset completed fence seqno: */ - adreno_gpu->memptrs->fence = gpu->fctx->completed_fence; - adreno_gpu->memptrs->rptr = 0; - adreno_gpu->memptrs->wptr = 0; + // XXX pm-runtime?? we *need* the device to be off after this + // so maybe continuing to call ->pm_suspend/resume() is better? + gpu->funcs->pm_suspend(gpu); gpu->funcs->pm_resume(gpu); - disable_irq(gpu->irq); - ret = gpu->funcs->hw_init(gpu); + ret = msm_gpu_hw_init(gpu); if (ret) { dev_err(dev->dev, "gpu hw init failed: %d\n", ret); /* hmm, oh well? */ } - enable_irq(gpu->irq); } void adreno_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, @@ -259,8 +261,6 @@ void adreno_show(struct msm_gpu *gpu, struct seq_file *m) seq_printf(m, "wptr: %d\n", adreno_gpu->memptrs->wptr); seq_printf(m, "rb wptr: %d\n", get_wptr(gpu->rb)); - gpu->funcs->pm_resume(gpu); - /* dump these out in a form that can be parsed by demsm: */ seq_printf(m, "IO:region %s 00000000 00020000\n", gpu->name); for (i = 0; adreno_gpu->registers[i] != ~0; i += 2) { @@ -273,8 +273,6 @@ void adreno_show(struct msm_gpu *gpu, struct seq_file *m) seq_printf(m, "IO:R %08x %08x\n", addr<<2, val); } } - - gpu->funcs->pm_suspend(gpu); } #endif @@ -354,14 +352,13 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, adreno_gpu->rev = config->rev; gpu->fast_rate = config->fast_rate; - gpu->slow_rate = config->slow_rate; gpu->bus_freq = config->bus_freq; #ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING gpu->bus_scale_table = config->bus_scale_table; #endif - DBG("fast_rate=%u, slow_rate=%u, bus_freq=%u", - gpu->fast_rate, gpu->slow_rate, gpu->bus_freq); + DBG("fast_rate=%u, slow_rate=27000000, bus_freq=%u", + gpu->fast_rate, gpu->bus_freq); ret = msm_gpu_init(drm, pdev, &adreno_gpu->base, &funcs->base, adreno_gpu->info->name, "kgsl_3d0_reg_memory", "kgsl_3d0_irq", @@ -369,6 +366,10 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, if (ret) return ret; + pm_runtime_set_autosuspend_delay(&pdev->dev, DRM_MSM_INACTIVE_PERIOD); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(&pdev->dev); + ret = request_firmware(&adreno_gpu->pm4, adreno_gpu->info->pm4fw, drm->dev); if (ret) { dev_err(drm->dev, "failed to load %s PM4 firmware: %d\n", @@ -418,18 +419,27 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, return 0; } -void adreno_gpu_cleanup(struct adreno_gpu *gpu) +void adreno_gpu_cleanup(struct adreno_gpu *adreno_gpu) { - if (gpu->memptrs_bo) { - if (gpu->memptrs) - msm_gem_put_vaddr(gpu->memptrs_bo); + struct msm_gpu *gpu = &adreno_gpu->base; + + if (adreno_gpu->memptrs_bo) { + if (adreno_gpu->memptrs) + msm_gem_put_vaddr(adreno_gpu->memptrs_bo); + + if (adreno_gpu->memptrs_iova) + msm_gem_put_iova(adreno_gpu->memptrs_bo, gpu->id); + + drm_gem_object_unreference_unlocked(adreno_gpu->memptrs_bo); + } + release_firmware(adreno_gpu->pm4); + release_firmware(adreno_gpu->pfp); - if (gpu->memptrs_iova) - msm_gem_put_iova(gpu->memptrs_bo, gpu->base.id); + msm_gpu_cleanup(gpu); - drm_gem_object_unreference_unlocked(gpu->memptrs_bo); + if (gpu->aspace) { + gpu->aspace->mmu->funcs->detach(gpu->aspace->mmu, + iommu_ports, ARRAY_SIZE(iommu_ports)); + msm_gem_address_space_put(gpu->aspace); } - release_firmware(gpu->pm4); - release_firmware(gpu->pfp); - msm_gpu_cleanup(&gpu->base); } diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index 42e444a67630..fb4831f9f80b 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -123,7 +123,7 @@ struct adreno_gpu { /* platform config data (ie. from DT, or pdata) */ struct adreno_platform_config { struct adreno_rev rev; - uint32_t fast_rate, slow_rate, bus_freq; + uint32_t fast_rate, bus_freq; #ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING struct msm_bus_scale_pdata *bus_scale_table; #endif diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 921270ea6059..a879ffa534b4 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -171,7 +171,7 @@ dsi_mgr_phy_enable(int id, } } } else { - msm_dsi_host_reset_phy(mdsi->host); + msm_dsi_host_reset_phy(msm_dsi->host); ret = enable_phy(msm_dsi, src_pll_id, &shared_timings[id]); if (ret) return ret; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c index a54d3bb5baad..8177e8511afd 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c @@ -18,13 +18,6 @@ #include <linux/hdmi.h> #include "hdmi.h" - -/* Supported HDMI Audio channels */ -#define MSM_HDMI_AUDIO_CHANNEL_2 0 -#define MSM_HDMI_AUDIO_CHANNEL_4 1 -#define MSM_HDMI_AUDIO_CHANNEL_6 2 -#define MSM_HDMI_AUDIO_CHANNEL_8 3 - /* maps MSM_HDMI_AUDIO_CHANNEL_n consts used by audio driver to # of channels: */ static int nchannels[] = { 2, 4, 6, 8 }; diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c index 1c29618f4ddb..f29194a74a19 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c @@ -114,15 +114,9 @@ static void complete_flip(struct drm_crtc *crtc, struct drm_file *file) spin_lock_irqsave(&dev->event_lock, flags); event = mdp4_crtc->event; if (event) { - /* if regular vblank case (!file) or if cancel-flip from - * preclose on file that requested flip, then send the - * event: - */ - if (!file || (event->base.file_priv == file)) { - mdp4_crtc->event = NULL; - DBG("%s: send event: %p", mdp4_crtc->name, event); - drm_crtc_send_vblank_event(crtc, event); - } + mdp4_crtc->event = NULL; + DBG("%s: send event: %p", mdp4_crtc->name, event); + drm_crtc_send_vblank_event(crtc, event); } spin_unlock_irqrestore(&dev->event_lock, flags); } diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c index 5b6516bb9d06..3d26d7774c08 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c @@ -169,7 +169,7 @@ static void mdp4_destroy(struct msm_kms *kms) if (aspace) { aspace->mmu->funcs->detach(aspace->mmu, iommu_ports, ARRAY_SIZE(iommu_ports)); - msm_gem_address_space_destroy(aspace); + msm_gem_address_space_put(aspace); } if (mdp4_kms->rpm_enabled) diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c index ba2d017f6591..c2bdad88447e 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c @@ -70,6 +70,18 @@ const struct mdp5_cfg_hw msm8x74v1_config = { .lm = { .count = 5, .base = { 0x03100, 0x03500, 0x03900, 0x03d00, 0x04100 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 1, .pp = 1, .dspp = 1, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 2, .pp = 2, .dspp = 2, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB }, + { .id = 4, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB }, + }, .nb_stages = 5, }, .dspp = { @@ -134,6 +146,18 @@ const struct mdp5_cfg_hw msm8x74v2_config = { .lm = { .count = 5, .base = { 0x03100, 0x03500, 0x03900, 0x03d00, 0x04100 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 1, .pp = 1, .dspp = 1, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 2, .pp = 2, .dspp = 2, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 4, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + }, .nb_stages = 5, .max_width = 2048, .max_height = 0xFFFF, @@ -167,6 +191,7 @@ const struct mdp5_cfg_hw apq8084_config = { .mdp = { .count = 1, .caps = MDP_CAP_SMP | + MDP_CAP_SRC_SPLIT | 0, }, .smp = { @@ -211,6 +236,22 @@ const struct mdp5_cfg_hw apq8084_config = { .lm = { .count = 6, .base = { 0x03900, 0x03d00, 0x04100, 0x04500, 0x04900, 0x04d00 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 1, .pp = 1, .dspp = 1, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 2, .pp = 2, .dspp = 2, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 4, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 5, .pp = 3, .dspp = 3, + .caps = MDP_LM_CAP_DISPLAY, }, + }, .nb_stages = 5, .max_width = 2048, .max_height = 0xFFFF, @@ -282,6 +323,12 @@ const struct mdp5_cfg_hw msm8x16_config = { .lm = { .count = 2, /* LM0 and LM3 */ .base = { 0x44000, 0x47000 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB }, + }, .nb_stages = 8, .max_width = 2048, .max_height = 0xFFFF, @@ -306,6 +353,7 @@ const struct mdp5_cfg_hw msm8x94_config = { .mdp = { .count = 1, .caps = MDP_CAP_SMP | + MDP_CAP_SRC_SPLIT | 0, }, .smp = { @@ -350,6 +398,22 @@ const struct mdp5_cfg_hw msm8x94_config = { .lm = { .count = 6, .base = { 0x44000, 0x45000, 0x46000, 0x47000, 0x48000, 0x49000 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 1, .pp = 1, .dspp = 1, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 2, .pp = 2, .dspp = 2, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 4, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 5, .pp = 3, .dspp = 3, + .caps = MDP_LM_CAP_DISPLAY, }, + }, .nb_stages = 8, .max_width = 2048, .max_height = 0xFFFF, @@ -385,6 +449,7 @@ const struct mdp5_cfg_hw msm8x96_config = { .count = 1, .caps = MDP_CAP_DSC | MDP_CAP_CDM | + MDP_CAP_SRC_SPLIT | 0, }, .ctl = { @@ -434,6 +499,22 @@ const struct mdp5_cfg_hw msm8x96_config = { .lm = { .count = 6, .base = { 0x44000, 0x45000, 0x46000, 0x47000, 0x48000, 0x49000 }, + .instances = { + { .id = 0, .pp = 0, .dspp = 0, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 1, .pp = 1, .dspp = 1, + .caps = MDP_LM_CAP_DISPLAY, }, + { .id = 2, .pp = 2, .dspp = -1, + .caps = MDP_LM_CAP_DISPLAY | + MDP_LM_CAP_PAIR, }, + { .id = 3, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 4, .pp = -1, .dspp = -1, + .caps = MDP_LM_CAP_WB, }, + { .id = 5, .pp = 3, .dspp = -1, + .caps = MDP_LM_CAP_DISPLAY, }, + }, .nb_stages = 8, .max_width = 2560, .max_height = 0xFFFF, diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.h index b1c7daaede86..75910d0f2f4c 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.h +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.h @@ -39,8 +39,16 @@ struct mdp5_sub_block { MDP5_SUB_BLOCK_DEFINITION; }; +struct mdp5_lm_instance { + int id; + int pp; + int dspp; + uint32_t caps; +}; + struct mdp5_lm_block { MDP5_SUB_BLOCK_DEFINITION; + struct mdp5_lm_instance instances[MAX_BASES]; uint32_t nb_stages; /* number of stages per blender */ uint32_t max_width; /* Maximum output resolution */ uint32_t max_height; diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c index df1c8adec3f3..8dafc7bdba48 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c @@ -51,7 +51,8 @@ static int pingpong_tearcheck_setup(struct drm_encoder *encoder, struct device *dev = encoder->dev->dev; u32 total_lines_x100, vclks_line, cfg; long vsync_clk_speed; - int pp_id = GET_PING_PONG_ID(mdp5_crtc_get_lm(encoder->crtc)); + struct mdp5_hw_mixer *mixer = mdp5_crtc_get_mixer(encoder->crtc); + int pp_id = mixer->pp; if (IS_ERR_OR_NULL(mdp5_kms->vsync_clk)) { dev_err(dev, "vsync_clk is not initialized\n"); @@ -94,7 +95,8 @@ static int pingpong_tearcheck_setup(struct drm_encoder *encoder, static int pingpong_tearcheck_enable(struct drm_encoder *encoder) { struct mdp5_kms *mdp5_kms = get_kms(encoder); - int pp_id = GET_PING_PONG_ID(mdp5_crtc_get_lm(encoder->crtc)); + struct mdp5_hw_mixer *mixer = mdp5_crtc_get_mixer(encoder->crtc); + int pp_id = mixer->pp; int ret; ret = clk_set_rate(mdp5_kms->vsync_clk, @@ -119,7 +121,8 @@ static int pingpong_tearcheck_enable(struct drm_encoder *encoder) static void pingpong_tearcheck_disable(struct drm_encoder *encoder) { struct mdp5_kms *mdp5_kms = get_kms(encoder); - int pp_id = GET_PING_PONG_ID(mdp5_crtc_get_lm(encoder->crtc)); + struct mdp5_hw_mixer *mixer = mdp5_crtc_get_mixer(encoder->crtc); + int pp_id = mixer->pp; mdp5_write(mdp5_kms, REG_MDP5_PP_TEAR_CHECK_EN(pp_id), 0); clk_disable_unprepare(mdp5_kms->vsync_clk); @@ -129,8 +132,6 @@ void mdp5_cmd_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - struct mdp5_encoder *mdp5_cmd_enc = to_mdp5_encoder(encoder); - mode = adjusted_mode; DBG("set mode: %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x", @@ -142,23 +143,23 @@ void mdp5_cmd_encoder_mode_set(struct drm_encoder *encoder, mode->vsync_end, mode->vtotal, mode->type, mode->flags); pingpong_tearcheck_setup(encoder, mode); - mdp5_crtc_set_pipeline(encoder->crtc, &mdp5_cmd_enc->intf, - mdp5_cmd_enc->ctl); + mdp5_crtc_set_pipeline(encoder->crtc); } void mdp5_cmd_encoder_disable(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_cmd_enc = to_mdp5_encoder(encoder); struct mdp5_ctl *ctl = mdp5_cmd_enc->ctl; - struct mdp5_interface *intf = &mdp5_cmd_enc->intf; + struct mdp5_interface *intf = mdp5_cmd_enc->intf; + struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(encoder->crtc); if (WARN_ON(!mdp5_cmd_enc->enabled)) return; pingpong_tearcheck_disable(encoder); - mdp5_ctl_set_encoder_state(ctl, false); - mdp5_ctl_commit(ctl, mdp_ctl_flush_mask_encoder(intf)); + mdp5_ctl_set_encoder_state(ctl, pipeline, false); + mdp5_ctl_commit(ctl, pipeline, mdp_ctl_flush_mask_encoder(intf)); bs_set(mdp5_cmd_enc, 0); @@ -169,7 +170,8 @@ void mdp5_cmd_encoder_enable(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_cmd_enc = to_mdp5_encoder(encoder); struct mdp5_ctl *ctl = mdp5_cmd_enc->ctl; - struct mdp5_interface *intf = &mdp5_cmd_enc->intf; + struct mdp5_interface *intf = mdp5_cmd_enc->intf; + struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(encoder->crtc); if (WARN_ON(mdp5_cmd_enc->enabled)) return; @@ -178,9 +180,9 @@ void mdp5_cmd_encoder_enable(struct drm_encoder *encoder) if (pingpong_tearcheck_enable(encoder)) return; - mdp5_ctl_commit(ctl, mdp_ctl_flush_mask_encoder(intf)); + mdp5_ctl_commit(ctl, pipeline, mdp_ctl_flush_mask_encoder(intf)); - mdp5_ctl_set_encoder_state(ctl, true); + mdp5_ctl_set_encoder_state(ctl, pipeline, true); mdp5_cmd_enc->enabled = true; } @@ -197,7 +199,7 @@ int mdp5_cmd_encoder_set_split_display(struct drm_encoder *encoder, return -EINVAL; mdp5_kms = get_kms(encoder); - intf_num = mdp5_cmd_enc->intf.num; + intf_num = mdp5_cmd_enc->intf->num; /* Switch slave encoder's trigger MUX, to use the master's * start signal for the slave encoder diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c index d0c8b38b96ce..9217e0d6e93e 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c @@ -32,13 +32,7 @@ struct mdp5_crtc { int id; bool enabled; - /* layer mixer used for this CRTC (+ its lock): */ -#define GET_LM_ID(crtc_id) ((crtc_id == 3) ? 5 : crtc_id) - int lm; - spinlock_t lm_lock; /* protect REG_MDP5_LM_* registers */ - - /* CTL used for this CRTC: */ - struct mdp5_ctl *ctl; + spinlock_t lm_lock; /* protect REG_MDP5_LM_* registers */ /* if there is a pending flip, these will be non-null: */ struct drm_pending_vblank_event *event; @@ -61,8 +55,6 @@ struct mdp5_crtc { struct completion pp_completion; - bool cmd_mode; - struct { /* protect REG_MDP5_LM_CURSOR* registers and cursor scanout_bo*/ spinlock_t lock; @@ -97,10 +89,12 @@ static void request_pp_done_pending(struct drm_crtc *crtc) static u32 crtc_flush(struct drm_crtc *crtc, u32 flush_mask) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_ctl *ctl = mdp5_cstate->ctl; + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; DBG("%s: flush=%08x", crtc->name, flush_mask); - return mdp5_ctl_commit(mdp5_crtc->ctl, flush_mask); + return mdp5_ctl_commit(ctl, pipeline, flush_mask); } /* @@ -110,19 +104,25 @@ static u32 crtc_flush(struct drm_crtc *crtc, u32 flush_mask) */ static u32 crtc_flush_all(struct drm_crtc *crtc) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_hw_mixer *mixer, *r_mixer; struct drm_plane *plane; uint32_t flush_mask = 0; /* this should not happen: */ - if (WARN_ON(!mdp5_crtc->ctl)) + if (WARN_ON(!mdp5_cstate->ctl)) return 0; drm_atomic_crtc_for_each_plane(plane, crtc) { flush_mask |= mdp5_plane_get_flush(plane); } - flush_mask |= mdp_ctl_flush_mask_lm(mdp5_crtc->lm); + mixer = mdp5_cstate->pipeline.mixer; + flush_mask |= mdp_ctl_flush_mask_lm(mixer->lm); + + r_mixer = mdp5_cstate->pipeline.r_mixer; + if (r_mixer) + flush_mask |= mdp_ctl_flush_mask_lm(r_mixer->lm); return crtc_flush(crtc, flush_mask); } @@ -130,7 +130,10 @@ static u32 crtc_flush_all(struct drm_crtc *crtc) /* if file!=NULL, this is preclose potential cancel-flip path */ static void complete_flip(struct drm_crtc *crtc, struct drm_file *file) { + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_ctl *ctl = mdp5_cstate->ctl; struct drm_device *dev = crtc->dev; struct drm_pending_vblank_event *event; unsigned long flags; @@ -138,22 +141,17 @@ static void complete_flip(struct drm_crtc *crtc, struct drm_file *file) spin_lock_irqsave(&dev->event_lock, flags); event = mdp5_crtc->event; if (event) { - /* if regular vblank case (!file) or if cancel-flip from - * preclose on file that requested flip, then send the - * event: - */ - if (!file || (event->base.file_priv == file)) { - mdp5_crtc->event = NULL; - DBG("%s: send event: %p", crtc->name, event); - drm_crtc_send_vblank_event(crtc, event); - } + mdp5_crtc->event = NULL; + DBG("%s: send event: %p", crtc->name, event); + drm_crtc_send_vblank_event(crtc, event); } spin_unlock_irqrestore(&dev->event_lock, flags); - if (mdp5_crtc->ctl && !crtc->state->enable) { + if (ctl && !crtc->state->enable) { /* set STAGE_UNUSED for all layers */ - mdp5_ctl_blend(mdp5_crtc->ctl, NULL, 0, 0); - mdp5_crtc->ctl = NULL; + mdp5_ctl_blend(ctl, pipeline, NULL, NULL, 0, 0); + /* XXX: What to do here? */ + /* mdp5_crtc->ctl = NULL; */ } } @@ -193,6 +191,12 @@ static inline u32 mdp5_lm_use_fg_alpha_mask(enum mdp_mixer_stage_id stage) } /* + * left/right pipe offsets for the stage array used in blend_setup() + */ +#define PIPE_LEFT 0 +#define PIPE_RIGHT 1 + +/* * blend_setup() - blend all the planes of a CRTC * * If no base layer is available, border will be enabled as the base layer. @@ -202,18 +206,26 @@ static inline u32 mdp5_lm_use_fg_alpha_mask(enum mdp_mixer_stage_id stage) static void blend_setup(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; struct mdp5_kms *mdp5_kms = get_kms(crtc); struct drm_plane *plane; const struct mdp5_cfg_hw *hw_cfg; struct mdp5_plane_state *pstate, *pstates[STAGE_MAX + 1] = {NULL}; const struct mdp_format *format; - uint32_t lm = mdp5_crtc->lm; + struct mdp5_hw_mixer *mixer = pipeline->mixer; + uint32_t lm = mixer->lm; + struct mdp5_hw_mixer *r_mixer = pipeline->r_mixer; + uint32_t r_lm = r_mixer ? r_mixer->lm : 0; + struct mdp5_ctl *ctl = mdp5_cstate->ctl; uint32_t blend_op, fg_alpha, bg_alpha, ctl_blend_flags = 0; unsigned long flags; - enum mdp5_pipe stage[STAGE_MAX + 1] = { SSPP_NONE }; + enum mdp5_pipe stage[STAGE_MAX + 1][MAX_PIPE_STAGE] = { SSPP_NONE }; + enum mdp5_pipe r_stage[STAGE_MAX + 1][MAX_PIPE_STAGE] = { SSPP_NONE }; int i, plane_cnt = 0; bool bg_alpha_enabled = false; u32 mixer_op_mode = 0; + u32 val; #define blender(stage) ((stage) - STAGE0) hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg); @@ -221,14 +233,35 @@ static void blend_setup(struct drm_crtc *crtc) spin_lock_irqsave(&mdp5_crtc->lm_lock, flags); /* ctl could be released already when we are shutting down: */ - if (!mdp5_crtc->ctl) + /* XXX: Can this happen now? */ + if (!ctl) goto out; /* Collect all plane information */ drm_atomic_crtc_for_each_plane(plane, crtc) { + enum mdp5_pipe right_pipe; + pstate = to_mdp5_plane_state(plane->state); pstates[pstate->stage] = pstate; - stage[pstate->stage] = mdp5_plane_pipe(plane); + stage[pstate->stage][PIPE_LEFT] = mdp5_plane_pipe(plane); + /* + * if we have a right mixer, stage the same pipe as we + * have on the left mixer + */ + if (r_mixer) + r_stage[pstate->stage][PIPE_LEFT] = + mdp5_plane_pipe(plane); + /* + * if we have a right pipe (i.e, the plane comprises of 2 + * hwpipes, then stage the right pipe on the right side of both + * the layer mixers + */ + right_pipe = mdp5_plane_right_pipe(plane); + if (right_pipe) { + stage[pstate->stage][PIPE_RIGHT] = right_pipe; + r_stage[pstate->stage][PIPE_RIGHT] = right_pipe; + } + plane_cnt++; } @@ -294,12 +327,27 @@ static void blend_setup(struct drm_crtc *crtc) blender(i)), fg_alpha); mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_BG_ALPHA(lm, blender(i)), bg_alpha); + if (r_mixer) { + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_OP_MODE(r_lm, + blender(i)), blend_op); + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_FG_ALPHA(r_lm, + blender(i)), fg_alpha); + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_BG_ALPHA(r_lm, + blender(i)), bg_alpha); + } } - mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(lm), mixer_op_mode); - - mdp5_ctl_blend(mdp5_crtc->ctl, stage, plane_cnt, ctl_blend_flags); + val = mdp5_read(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(lm)); + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(lm), + val | mixer_op_mode); + if (r_mixer) { + val = mdp5_read(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(r_lm)); + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(r_lm), + val | mixer_op_mode); + } + mdp5_ctl_blend(ctl, pipeline, stage, r_stage, plane_cnt, + ctl_blend_flags); out: spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags); } @@ -307,7 +355,12 @@ out: static void mdp5_crtc_mode_set_nofb(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); struct mdp5_kms *mdp5_kms = get_kms(crtc); + struct mdp5_hw_mixer *mixer = mdp5_cstate->pipeline.mixer; + struct mdp5_hw_mixer *r_mixer = mdp5_cstate->pipeline.r_mixer; + uint32_t lm = mixer->lm; + u32 mixer_width, val; unsigned long flags; struct drm_display_mode *mode; @@ -325,16 +378,40 @@ static void mdp5_crtc_mode_set_nofb(struct drm_crtc *crtc) mode->vsync_end, mode->vtotal, mode->type, mode->flags); + mixer_width = mode->hdisplay; + if (r_mixer) + mixer_width /= 2; + spin_lock_irqsave(&mdp5_crtc->lm_lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(mdp5_crtc->lm), - MDP5_LM_OUT_SIZE_WIDTH(mode->hdisplay) | + mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(lm), + MDP5_LM_OUT_SIZE_WIDTH(mixer_width) | MDP5_LM_OUT_SIZE_HEIGHT(mode->vdisplay)); + + /* Assign mixer to LEFT side in source split mode */ + val = mdp5_read(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(lm)); + val &= ~MDP5_LM_BLEND_COLOR_OUT_SPLIT_LEFT_RIGHT; + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(lm), val); + + if (r_mixer) { + u32 r_lm = r_mixer->lm; + + mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(r_lm), + MDP5_LM_OUT_SIZE_WIDTH(mixer_width) | + MDP5_LM_OUT_SIZE_HEIGHT(mode->vdisplay)); + + /* Assign mixer to RIGHT side in source split mode */ + val = mdp5_read(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(r_lm)); + val |= MDP5_LM_BLEND_COLOR_OUT_SPLIT_LEFT_RIGHT; + mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(r_lm), val); + } + spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags); } static void mdp5_crtc_disable(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); struct mdp5_kms *mdp5_kms = get_kms(crtc); DBG("%s", crtc->name); @@ -342,7 +419,7 @@ static void mdp5_crtc_disable(struct drm_crtc *crtc) if (WARN_ON(!mdp5_crtc->enabled)) return; - if (mdp5_crtc->cmd_mode) + if (mdp5_cstate->cmd_mode) mdp_irq_unregister(&mdp5_kms->base, &mdp5_crtc->pp_done); mdp_irq_unregister(&mdp5_kms->base, &mdp5_crtc->err); @@ -354,6 +431,7 @@ static void mdp5_crtc_disable(struct drm_crtc *crtc) static void mdp5_crtc_enable(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); struct mdp5_kms *mdp5_kms = get_kms(crtc); DBG("%s", crtc->name); @@ -364,12 +442,73 @@ static void mdp5_crtc_enable(struct drm_crtc *crtc) mdp5_enable(mdp5_kms); mdp_irq_register(&mdp5_kms->base, &mdp5_crtc->err); - if (mdp5_crtc->cmd_mode) + if (mdp5_cstate->cmd_mode) mdp_irq_register(&mdp5_kms->base, &mdp5_crtc->pp_done); mdp5_crtc->enabled = true; } +int mdp5_crtc_setup_pipeline(struct drm_crtc *crtc, + struct drm_crtc_state *new_crtc_state, + bool need_right_mixer) +{ + struct mdp5_crtc_state *mdp5_cstate = + to_mdp5_crtc_state(new_crtc_state); + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; + struct mdp5_interface *intf; + bool new_mixer = false; + + new_mixer = !pipeline->mixer; + + if ((need_right_mixer && !pipeline->r_mixer) || + (!need_right_mixer && pipeline->r_mixer)) + new_mixer = true; + + if (new_mixer) { + struct mdp5_hw_mixer *old_mixer = pipeline->mixer; + struct mdp5_hw_mixer *old_r_mixer = pipeline->r_mixer; + u32 caps; + int ret; + + caps = MDP_LM_CAP_DISPLAY; + if (need_right_mixer) + caps |= MDP_LM_CAP_PAIR; + + ret = mdp5_mixer_assign(new_crtc_state->state, crtc, caps, + &pipeline->mixer, need_right_mixer ? + &pipeline->r_mixer : NULL); + if (ret) + return ret; + + mdp5_mixer_release(new_crtc_state->state, old_mixer); + if (old_r_mixer) { + mdp5_mixer_release(new_crtc_state->state, old_r_mixer); + if (!need_right_mixer) + pipeline->r_mixer = NULL; + } + } + + /* + * these should have been already set up in the encoder's atomic + * check (called by drm_atomic_helper_check_modeset) + */ + intf = pipeline->intf; + + mdp5_cstate->err_irqmask = intf2err(intf->num); + mdp5_cstate->vblank_irqmask = intf2vblank(pipeline->mixer, intf); + + if ((intf->type == INTF_DSI) && + (intf->mode == MDP5_INTF_DSI_MODE_COMMAND)) { + mdp5_cstate->pp_done_irqmask = lm2ppdone(pipeline->mixer); + mdp5_cstate->cmd_mode = true; + } else { + mdp5_cstate->pp_done_irqmask = 0; + mdp5_cstate->cmd_mode = false; + } + + return 0; +} + struct plane_state { struct drm_plane *plane; struct mdp5_plane_state *state; @@ -391,6 +530,29 @@ static bool is_fullscreen(struct drm_crtc_state *cstate, ((pstate->crtc_y + pstate->crtc_h) >= cstate->mode.vdisplay); } +enum mdp_mixer_stage_id get_start_stage(struct drm_crtc *crtc, + struct drm_crtc_state *new_crtc_state, + struct drm_plane_state *bpstate) +{ + struct mdp5_crtc_state *mdp5_cstate = + to_mdp5_crtc_state(new_crtc_state); + + /* + * if we're in source split mode, it's mandatory to have + * border out on the base stage + */ + if (mdp5_cstate->pipeline.r_mixer) + return STAGE0; + + /* if the bottom-most layer is not fullscreen, we need to use + * it for solid-color: + */ + if (!is_fullscreen(new_crtc_state, bpstate)) + return STAGE0; + + return STAGE_BASE; +} + static int mdp5_crtc_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state) { @@ -400,8 +562,12 @@ static int mdp5_crtc_atomic_check(struct drm_crtc *crtc, struct plane_state pstates[STAGE_MAX + 1]; const struct mdp5_cfg_hw *hw_cfg; const struct drm_plane_state *pstate; + const struct drm_display_mode *mode = &state->adjusted_mode; bool cursor_plane = false; - int cnt = 0, base = 0, i; + bool need_right_mixer = false; + int cnt = 0, i; + int ret; + enum mdp_mixer_stage_id start; DBG("%s: check", crtc->name); @@ -409,32 +575,52 @@ static int mdp5_crtc_atomic_check(struct drm_crtc *crtc, pstates[cnt].plane = plane; pstates[cnt].state = to_mdp5_plane_state(pstate); + /* + * if any plane on this crtc uses 2 hwpipes, then we need + * the crtc to have a right hwmixer. + */ + if (pstates[cnt].state->r_hwpipe) + need_right_mixer = true; cnt++; if (plane->type == DRM_PLANE_TYPE_CURSOR) cursor_plane = true; } - /* assign a stage based on sorted zpos property */ - sort(pstates, cnt, sizeof(pstates[0]), pstate_cmp, NULL); + /* bail out early if there aren't any planes */ + if (!cnt) + return 0; - /* if the bottom-most layer is not fullscreen, we need to use - * it for solid-color: + hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg); + + /* + * we need a right hwmixer if the mode's width is greater than a single + * LM's max width */ - if ((cnt > 0) && !is_fullscreen(state, &pstates[0].state->base)) - base++; + if (mode->hdisplay > hw_cfg->lm.max_width) + need_right_mixer = true; + + ret = mdp5_crtc_setup_pipeline(crtc, state, need_right_mixer); + if (ret) { + dev_err(dev->dev, "couldn't assign mixers %d\n", ret); + return ret; + } + + /* assign a stage based on sorted zpos property */ + sort(pstates, cnt, sizeof(pstates[0]), pstate_cmp, NULL); /* trigger a warning if cursor isn't the highest zorder */ WARN_ON(cursor_plane && (pstates[cnt - 1].plane->type != DRM_PLANE_TYPE_CURSOR)); + start = get_start_stage(crtc, state, &pstates[0].state->base); + /* verify that there are not too many planes attached to crtc * and that we don't have conflicting mixer stages: */ - hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg); - - if ((cnt + base) >= hw_cfg->lm.nb_stages) { - dev_err(dev->dev, "too many planes! cnt=%d, base=%d\n", cnt, base); + if ((cnt + start - 1) >= hw_cfg->lm.nb_stages) { + dev_err(dev->dev, "too many planes! cnt=%d, start stage=%d\n", + cnt, start); return -EINVAL; } @@ -442,7 +628,7 @@ static int mdp5_crtc_atomic_check(struct drm_crtc *crtc, if (cursor_plane && (i == (cnt - 1))) pstates[i].state->stage = hw_cfg->lm.nb_stages; else - pstates[i].state->stage = STAGE_BASE + i + base; + pstates[i].state->stage = start + i; DBG("%s: assign pipe %s on stage=%d", crtc->name, pstates[i].plane->name, pstates[i].state->stage); @@ -461,6 +647,7 @@ static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_crtc_state *old_crtc_state) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); struct drm_device *dev = crtc->dev; unsigned long flags; @@ -477,7 +664,8 @@ static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc, * it means we are trying to flush a CRTC whose state is disabled: * nothing else needs to be done. */ - if (unlikely(!mdp5_crtc->ctl)) + /* XXX: Can this happen now ? */ + if (unlikely(!mdp5_cstate->ctl)) return; blend_setup(crtc); @@ -488,11 +676,16 @@ static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc, * This is safe because no pp_done will happen before SW trigger * in command mode. */ - if (mdp5_crtc->cmd_mode) + if (mdp5_cstate->cmd_mode) request_pp_done_pending(crtc); mdp5_crtc->flushed_mask = crtc_flush_all(crtc); + /* XXX are we leaking out state here? */ + mdp5_crtc->vblank.irqmask = mdp5_cstate->vblank_irqmask; + mdp5_crtc->err.irqmask = mdp5_cstate->err_irqmask; + mdp5_crtc->pp_done.irqmask = mdp5_cstate->pp_done_irqmask; + request_pending(crtc, PENDING_FLIP); } @@ -527,11 +720,14 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc, uint32_t width, uint32_t height) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; struct drm_device *dev = crtc->dev; struct mdp5_kms *mdp5_kms = get_kms(crtc); struct drm_gem_object *cursor_bo, *old_bo = NULL; uint32_t blendcfg, stride; uint64_t cursor_addr; + struct mdp5_ctl *ctl; int ret, lm; enum mdp5_cursor_alpha cur_alpha = CURSOR_ALPHA_PER_PIXEL; uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0); @@ -544,7 +740,12 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc, return -EINVAL; } - if (NULL == mdp5_crtc->ctl) + ctl = mdp5_cstate->ctl; + if (!ctl) + return -EINVAL; + + /* don't support LM cursors when we we have source split enabled */ + if (mdp5_cstate->pipeline.r_mixer) return -EINVAL; if (!handle) { @@ -561,7 +762,7 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc, if (ret) return -EINVAL; - lm = mdp5_crtc->lm; + lm = mdp5_cstate->pipeline.mixer->lm; stride = width * drm_format_plane_cpp(DRM_FORMAT_ARGB8888, 0); spin_lock_irqsave(&mdp5_crtc->cursor.lock, flags); @@ -591,7 +792,7 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc, spin_unlock_irqrestore(&mdp5_crtc->cursor.lock, flags); set_cursor: - ret = mdp5_ctl_set_cursor(mdp5_crtc->ctl, 0, cursor_enable); + ret = mdp5_ctl_set_cursor(ctl, pipeline, 0, cursor_enable); if (ret) { dev_err(dev->dev, "failed to %sable cursor: %d\n", cursor_enable ? "en" : "dis", ret); @@ -613,11 +814,17 @@ static int mdp5_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) { struct mdp5_kms *mdp5_kms = get_kms(crtc); struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + uint32_t lm = mdp5_cstate->pipeline.mixer->lm; uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0); uint32_t roi_w; uint32_t roi_h; unsigned long flags; + /* don't support LM cursors when we we have source split enabled */ + if (mdp5_cstate->pipeline.r_mixer) + return -EINVAL; + /* In case the CRTC is disabled, just drop the cursor update */ if (unlikely(!crtc->state->enable)) return 0; @@ -628,10 +835,10 @@ static int mdp5_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) get_roi(crtc, &roi_w, &roi_h); spin_lock_irqsave(&mdp5_crtc->cursor.lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_SIZE(mdp5_crtc->lm), + mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_SIZE(lm), MDP5_LM_CURSOR_SIZE_ROI_H(roi_h) | MDP5_LM_CURSOR_SIZE_ROI_W(roi_w)); - mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_START_XY(mdp5_crtc->lm), + mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_START_XY(lm), MDP5_LM_CURSOR_START_XY_Y_START(y) | MDP5_LM_CURSOR_START_XY_X_START(x)); spin_unlock_irqrestore(&mdp5_crtc->cursor.lock, flags); @@ -641,16 +848,80 @@ static int mdp5_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) return 0; } +static void +mdp5_crtc_atomic_print_state(struct drm_printer *p, + const struct drm_crtc_state *state) +{ + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(state); + struct mdp5_pipeline *pipeline = &mdp5_cstate->pipeline; + struct mdp5_kms *mdp5_kms = get_kms(state->crtc); + + if (WARN_ON(!pipeline)) + return; + + drm_printf(p, "\thwmixer=%s\n", pipeline->mixer ? + pipeline->mixer->name : "(null)"); + + if (mdp5_kms->caps & MDP_CAP_SRC_SPLIT) + drm_printf(p, "\tright hwmixer=%s\n", pipeline->r_mixer ? + pipeline->r_mixer->name : "(null)"); +} + +static void mdp5_crtc_reset(struct drm_crtc *crtc) +{ + struct mdp5_crtc_state *mdp5_cstate; + + if (crtc->state) { + __drm_atomic_helper_crtc_destroy_state(crtc->state); + kfree(to_mdp5_crtc_state(crtc->state)); + } + + mdp5_cstate = kzalloc(sizeof(*mdp5_cstate), GFP_KERNEL); + + if (mdp5_cstate) { + mdp5_cstate->base.crtc = crtc; + crtc->state = &mdp5_cstate->base; + } +} + +static struct drm_crtc_state * +mdp5_crtc_duplicate_state(struct drm_crtc *crtc) +{ + struct mdp5_crtc_state *mdp5_cstate; + + if (WARN_ON(!crtc->state)) + return NULL; + + mdp5_cstate = kmemdup(to_mdp5_crtc_state(crtc->state), + sizeof(*mdp5_cstate), GFP_KERNEL); + if (!mdp5_cstate) + return NULL; + + __drm_atomic_helper_crtc_duplicate_state(crtc, &mdp5_cstate->base); + + return &mdp5_cstate->base; +} + +static void mdp5_crtc_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *state) +{ + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(state); + + __drm_atomic_helper_crtc_destroy_state(state); + + kfree(mdp5_cstate); +} + static const struct drm_crtc_funcs mdp5_crtc_funcs = { .set_config = drm_atomic_helper_set_config, .destroy = mdp5_crtc_destroy, .page_flip = drm_atomic_helper_page_flip, .set_property = drm_atomic_helper_crtc_set_property, - .reset = drm_atomic_helper_crtc_reset, - .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, + .reset = mdp5_crtc_reset, + .atomic_duplicate_state = mdp5_crtc_duplicate_state, + .atomic_destroy_state = mdp5_crtc_destroy_state, .cursor_set = mdp5_crtc_cursor_set, .cursor_move = mdp5_crtc_cursor_move, + .atomic_print_state = mdp5_crtc_atomic_print_state, }; static const struct drm_crtc_funcs mdp5_crtc_no_lm_cursor_funcs = { @@ -658,9 +929,10 @@ static const struct drm_crtc_funcs mdp5_crtc_no_lm_cursor_funcs = { .destroy = mdp5_crtc_destroy, .page_flip = drm_atomic_helper_page_flip, .set_property = drm_atomic_helper_crtc_set_property, - .reset = drm_atomic_helper_crtc_reset, - .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, + .reset = mdp5_crtc_reset, + .atomic_duplicate_state = mdp5_crtc_duplicate_state, + .atomic_destroy_state = mdp5_crtc_destroy_state, + .atomic_print_state = mdp5_crtc_atomic_print_state, }; static const struct drm_crtc_helper_funcs mdp5_crtc_helper_funcs = { @@ -710,22 +982,26 @@ static void mdp5_crtc_wait_for_pp_done(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); int ret; ret = wait_for_completion_timeout(&mdp5_crtc->pp_completion, msecs_to_jiffies(50)); if (ret == 0) - dev_warn(dev->dev, "pp done time out, lm=%d\n", mdp5_crtc->lm); + dev_warn(dev->dev, "pp done time out, lm=%d\n", + mdp5_cstate->pipeline.mixer->lm); } static void mdp5_crtc_wait_for_flush_done(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); + struct mdp5_ctl *ctl = mdp5_cstate->ctl; int ret; /* Should not call this function if crtc is disabled. */ - if (!mdp5_crtc->ctl) + if (!ctl) return; ret = drm_crtc_vblank_get(crtc); @@ -733,7 +1009,7 @@ static void mdp5_crtc_wait_for_flush_done(struct drm_crtc *crtc) return; ret = wait_event_timeout(dev->vblank[drm_crtc_index(crtc)].queue, - ((mdp5_ctl_get_commit_status(mdp5_crtc->ctl) & + ((mdp5_ctl_get_commit_status(ctl) & mdp5_crtc->flushed_mask) == 0), msecs_to_jiffies(50)); if (ret <= 0) @@ -750,52 +1026,54 @@ uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc) return mdp5_crtc->vblank.irqmask; } -void mdp5_crtc_set_pipeline(struct drm_crtc *crtc, - struct mdp5_interface *intf, struct mdp5_ctl *ctl) +void mdp5_crtc_set_pipeline(struct drm_crtc *crtc) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); struct mdp5_kms *mdp5_kms = get_kms(crtc); - int lm = mdp5_crtc_get_lm(crtc); - - /* now that we know what irq's we want: */ - mdp5_crtc->err.irqmask = intf2err(intf->num); - mdp5_crtc->vblank.irqmask = intf2vblank(lm, intf); - - if ((intf->type == INTF_DSI) && - (intf->mode == MDP5_INTF_DSI_MODE_COMMAND)) { - mdp5_crtc->pp_done.irqmask = lm2ppdone(lm); - mdp5_crtc->pp_done.irq = mdp5_crtc_pp_done_irq; - mdp5_crtc->cmd_mode = true; - } else { - mdp5_crtc->pp_done.irqmask = 0; - mdp5_crtc->pp_done.irq = NULL; - mdp5_crtc->cmd_mode = false; - } + /* should this be done elsewhere ? */ mdp_irq_update(&mdp5_kms->base); - mdp5_crtc->ctl = ctl; - mdp5_ctl_set_pipeline(ctl, intf, lm); + mdp5_ctl_set_pipeline(mdp5_cstate->ctl, &mdp5_cstate->pipeline); } struct mdp5_ctl *mdp5_crtc_get_ctl(struct drm_crtc *crtc) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); - return mdp5_crtc->ctl; + return mdp5_cstate->ctl; } -int mdp5_crtc_get_lm(struct drm_crtc *crtc) +struct mdp5_hw_mixer *mdp5_crtc_get_mixer(struct drm_crtc *crtc) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); - return WARN_ON(!crtc) ? -EINVAL : mdp5_crtc->lm; + struct mdp5_crtc_state *mdp5_cstate; + + if (WARN_ON(!crtc)) + return ERR_PTR(-EINVAL); + + mdp5_cstate = to_mdp5_crtc_state(crtc->state); + + return WARN_ON(!mdp5_cstate->pipeline.mixer) ? + ERR_PTR(-EINVAL) : mdp5_cstate->pipeline.mixer; +} + +struct mdp5_pipeline *mdp5_crtc_get_pipeline(struct drm_crtc *crtc) +{ + struct mdp5_crtc_state *mdp5_cstate; + + if (WARN_ON(!crtc)) + return ERR_PTR(-EINVAL); + + mdp5_cstate = to_mdp5_crtc_state(crtc->state); + + return &mdp5_cstate->pipeline; } void mdp5_crtc_wait_for_commit_done(struct drm_crtc *crtc) { - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc->state); - if (mdp5_crtc->cmd_mode) + if (mdp5_cstate->cmd_mode) mdp5_crtc_wait_for_pp_done(crtc); else mdp5_crtc_wait_for_flush_done(crtc); @@ -816,7 +1094,6 @@ struct drm_crtc *mdp5_crtc_init(struct drm_device *dev, crtc = &mdp5_crtc->base; mdp5_crtc->id = id; - mdp5_crtc->lm = GET_LM_ID(id); spin_lock_init(&mdp5_crtc->lm_lock); spin_lock_init(&mdp5_crtc->cursor.lock); @@ -824,6 +1101,7 @@ struct drm_crtc *mdp5_crtc_init(struct drm_device *dev, mdp5_crtc->vblank.irq = mdp5_crtc_vblank_irq; mdp5_crtc->err.irq = mdp5_crtc_err_irq; + mdp5_crtc->pp_done.irq = mdp5_crtc_pp_done_irq; if (cursor_plane) drm_crtc_init_with_planes(dev, crtc, plane, cursor_plane, diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.c index 8b93f7e13200..439e0a300e25 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.c @@ -32,24 +32,16 @@ #define CTL_STAT_BUSY 0x1 #define CTL_STAT_BOOKED 0x2 -struct op_mode { - struct mdp5_interface intf; - - bool encoder_enabled; - uint32_t start_mask; -}; - struct mdp5_ctl { struct mdp5_ctl_manager *ctlm; u32 id; - int lm; /* CTL status bitmask */ u32 status; - /* Operation Mode Configuration for the Pipeline */ - struct op_mode pipeline; + bool encoder_enabled; + uint32_t start_mask; /* REG_MDP5_CTL_*(<id>) registers access info + lock: */ spinlock_t hw_lock; @@ -146,9 +138,10 @@ static void set_display_intf(struct mdp5_kms *mdp5_kms, spin_unlock_irqrestore(&mdp5_kms->resource_lock, flags); } -static void set_ctl_op(struct mdp5_ctl *ctl, struct mdp5_interface *intf) +static void set_ctl_op(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline) { unsigned long flags; + struct mdp5_interface *intf = pipeline->intf; u32 ctl_op = 0; if (!mdp5_cfg_intf_is_virtual(intf->type)) @@ -169,52 +162,50 @@ static void set_ctl_op(struct mdp5_ctl *ctl, struct mdp5_interface *intf) break; } + if (pipeline->r_mixer) + ctl_op |= MDP5_CTL_OP_PACK_3D_ENABLE | + MDP5_CTL_OP_PACK_3D(1); + spin_lock_irqsave(&ctl->hw_lock, flags); ctl_write(ctl, REG_MDP5_CTL_OP(ctl->id), ctl_op); spin_unlock_irqrestore(&ctl->hw_lock, flags); } -int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, - struct mdp5_interface *intf, int lm) +int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline) { struct mdp5_ctl_manager *ctl_mgr = ctl->ctlm; struct mdp5_kms *mdp5_kms = get_kms(ctl_mgr); + struct mdp5_interface *intf = pipeline->intf; + struct mdp5_hw_mixer *mixer = pipeline->mixer; + struct mdp5_hw_mixer *r_mixer = pipeline->r_mixer; - if (unlikely(WARN_ON(intf->num != ctl->pipeline.intf.num))) { - dev_err(mdp5_kms->dev->dev, - "CTL %d is allocated by INTF %d, but used by INTF %d\n", - ctl->id, ctl->pipeline.intf.num, intf->num); - return -EINVAL; - } - - ctl->lm = lm; - - memcpy(&ctl->pipeline.intf, intf, sizeof(*intf)); - - ctl->pipeline.start_mask = mdp_ctl_flush_mask_lm(ctl->lm) | - mdp_ctl_flush_mask_encoder(intf); + ctl->start_mask = mdp_ctl_flush_mask_lm(mixer->lm) | + mdp_ctl_flush_mask_encoder(intf); + if (r_mixer) + ctl->start_mask |= mdp_ctl_flush_mask_lm(r_mixer->lm); /* Virtual interfaces need not set a display intf (e.g.: Writeback) */ if (!mdp5_cfg_intf_is_virtual(intf->type)) set_display_intf(mdp5_kms, intf); - set_ctl_op(ctl, intf); + set_ctl_op(ctl, pipeline); return 0; } -static bool start_signal_needed(struct mdp5_ctl *ctl) +static bool start_signal_needed(struct mdp5_ctl *ctl, + struct mdp5_pipeline *pipeline) { - struct op_mode *pipeline = &ctl->pipeline; + struct mdp5_interface *intf = pipeline->intf; - if (!pipeline->encoder_enabled || pipeline->start_mask != 0) + if (!ctl->encoder_enabled || ctl->start_mask != 0) return false; - switch (pipeline->intf.type) { + switch (intf->type) { case INTF_WB: return true; case INTF_DSI: - return pipeline->intf.mode == MDP5_INTF_DSI_MODE_COMMAND; + return intf->mode == MDP5_INTF_DSI_MODE_COMMAND; default: return false; } @@ -236,19 +227,23 @@ static void send_start_signal(struct mdp5_ctl *ctl) spin_unlock_irqrestore(&ctl->hw_lock, flags); } -static void refill_start_mask(struct mdp5_ctl *ctl) +static void refill_start_mask(struct mdp5_ctl *ctl, + struct mdp5_pipeline *pipeline) { - struct op_mode *pipeline = &ctl->pipeline; - struct mdp5_interface *intf = &ctl->pipeline.intf; + struct mdp5_interface *intf = pipeline->intf; + struct mdp5_hw_mixer *mixer = pipeline->mixer; + struct mdp5_hw_mixer *r_mixer = pipeline->r_mixer; - pipeline->start_mask = mdp_ctl_flush_mask_lm(ctl->lm); + ctl->start_mask = mdp_ctl_flush_mask_lm(mixer->lm); + if (r_mixer) + ctl->start_mask |= mdp_ctl_flush_mask_lm(r_mixer->lm); /* * Writeback encoder needs to program & flush * address registers for each page flip.. */ if (intf->type == INTF_WB) - pipeline->start_mask |= mdp_ctl_flush_mask_encoder(intf); + ctl->start_mask |= mdp_ctl_flush_mask_encoder(intf); } /** @@ -259,17 +254,21 @@ static void refill_start_mask(struct mdp5_ctl *ctl) * Note: * This encoder state is needed to trigger START signal (data path kickoff). */ -int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, bool enabled) +int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, + struct mdp5_pipeline *pipeline, + bool enabled) { + struct mdp5_interface *intf = pipeline->intf; + if (WARN_ON(!ctl)) return -EINVAL; - ctl->pipeline.encoder_enabled = enabled; - DBG("intf_%d: %s", ctl->pipeline.intf.num, enabled ? "on" : "off"); + ctl->encoder_enabled = enabled; + DBG("intf_%d: %s", intf->num, enabled ? "on" : "off"); - if (start_signal_needed(ctl)) { + if (start_signal_needed(ctl, pipeline)) { send_start_signal(ctl); - refill_start_mask(ctl); + refill_start_mask(ctl, pipeline); } return 0; @@ -280,29 +279,35 @@ int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, bool enabled) * CTL registers need to be flushed after calling this function * (call mdp5_ctl_commit() with mdp_ctl_flush_mask_ctl() mask) */ -int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, int cursor_id, bool enable) +int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + int cursor_id, bool enable) { struct mdp5_ctl_manager *ctl_mgr = ctl->ctlm; unsigned long flags; u32 blend_cfg; - int lm = ctl->lm; + struct mdp5_hw_mixer *mixer = pipeline->mixer; + + if (unlikely(WARN_ON(!mixer))) { + dev_err(ctl_mgr->dev->dev, "CTL %d cannot find LM", + ctl->id); + return -EINVAL; + } - if (unlikely(WARN_ON(lm < 0))) { - dev_err(ctl_mgr->dev->dev, "CTL %d cannot find LM: %d", - ctl->id, lm); + if (pipeline->r_mixer) { + dev_err(ctl_mgr->dev->dev, "unsupported configuration"); return -EINVAL; } spin_lock_irqsave(&ctl->hw_lock, flags); - blend_cfg = ctl_read(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, lm)); + blend_cfg = ctl_read(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, mixer->lm)); if (enable) blend_cfg |= MDP5_CTL_LAYER_REG_CURSOR_OUT; else blend_cfg &= ~MDP5_CTL_LAYER_REG_CURSOR_OUT; - ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, lm), blend_cfg); + ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, mixer->lm), blend_cfg); ctl->cursor_on = enable; spin_unlock_irqrestore(&ctl->hw_lock, flags); @@ -355,37 +360,88 @@ static u32 mdp_ctl_blend_ext_mask(enum mdp5_pipe pipe, } } -int mdp5_ctl_blend(struct mdp5_ctl *ctl, enum mdp5_pipe *stage, u32 stage_cnt, - u32 ctl_blend_op_flags) +static void mdp5_ctl_reset_blend_regs(struct mdp5_ctl *ctl) +{ + unsigned long flags; + struct mdp5_ctl_manager *ctl_mgr = ctl->ctlm; + int i; + + spin_lock_irqsave(&ctl->hw_lock, flags); + + for (i = 0; i < ctl_mgr->nlm; i++) { + ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, i), 0x0); + ctl_write(ctl, REG_MDP5_CTL_LAYER_EXT_REG(ctl->id, i), 0x0); + } + + spin_unlock_irqrestore(&ctl->hw_lock, flags); +} + +#define PIPE_LEFT 0 +#define PIPE_RIGHT 1 +int mdp5_ctl_blend(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + enum mdp5_pipe stage[][MAX_PIPE_STAGE], + enum mdp5_pipe r_stage[][MAX_PIPE_STAGE], + u32 stage_cnt, u32 ctl_blend_op_flags) { + struct mdp5_hw_mixer *mixer = pipeline->mixer; + struct mdp5_hw_mixer *r_mixer = pipeline->r_mixer; unsigned long flags; u32 blend_cfg = 0, blend_ext_cfg = 0; + u32 r_blend_cfg = 0, r_blend_ext_cfg = 0; int i, start_stage; + mdp5_ctl_reset_blend_regs(ctl); + if (ctl_blend_op_flags & MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT) { start_stage = STAGE0; blend_cfg |= MDP5_CTL_LAYER_REG_BORDER_COLOR; + if (r_mixer) + r_blend_cfg |= MDP5_CTL_LAYER_REG_BORDER_COLOR; } else { start_stage = STAGE_BASE; } for (i = start_stage; stage_cnt && i <= STAGE_MAX; i++) { - blend_cfg |= mdp_ctl_blend_mask(stage[i], i); - blend_ext_cfg |= mdp_ctl_blend_ext_mask(stage[i], i); + blend_cfg |= + mdp_ctl_blend_mask(stage[i][PIPE_LEFT], i) | + mdp_ctl_blend_mask(stage[i][PIPE_RIGHT], i); + blend_ext_cfg |= + mdp_ctl_blend_ext_mask(stage[i][PIPE_LEFT], i) | + mdp_ctl_blend_ext_mask(stage[i][PIPE_RIGHT], i); + if (r_mixer) { + r_blend_cfg |= + mdp_ctl_blend_mask(r_stage[i][PIPE_LEFT], i) | + mdp_ctl_blend_mask(r_stage[i][PIPE_RIGHT], i); + r_blend_ext_cfg |= + mdp_ctl_blend_ext_mask(r_stage[i][PIPE_LEFT], i) | + mdp_ctl_blend_ext_mask(r_stage[i][PIPE_RIGHT], i); + } } spin_lock_irqsave(&ctl->hw_lock, flags); if (ctl->cursor_on) blend_cfg |= MDP5_CTL_LAYER_REG_CURSOR_OUT; - ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, ctl->lm), blend_cfg); - ctl_write(ctl, REG_MDP5_CTL_LAYER_EXT_REG(ctl->id, ctl->lm), blend_ext_cfg); + ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, mixer->lm), blend_cfg); + ctl_write(ctl, REG_MDP5_CTL_LAYER_EXT_REG(ctl->id, mixer->lm), + blend_ext_cfg); + if (r_mixer) { + ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, r_mixer->lm), + r_blend_cfg); + ctl_write(ctl, REG_MDP5_CTL_LAYER_EXT_REG(ctl->id, r_mixer->lm), + r_blend_ext_cfg); + } spin_unlock_irqrestore(&ctl->hw_lock, flags); - ctl->pending_ctl_trigger = mdp_ctl_flush_mask_lm(ctl->lm); + ctl->pending_ctl_trigger = mdp_ctl_flush_mask_lm(mixer->lm); + if (r_mixer) + ctl->pending_ctl_trigger |= mdp_ctl_flush_mask_lm(r_mixer->lm); - DBG("lm%d: blend config = 0x%08x. ext_cfg = 0x%08x", ctl->lm, + DBG("lm%d: blend config = 0x%08x. ext_cfg = 0x%08x", mixer->lm, blend_cfg, blend_ext_cfg); + if (r_mixer) + DBG("lm%d: blend config = 0x%08x. ext_cfg = 0x%08x", + r_mixer->lm, r_blend_cfg, r_blend_ext_cfg); return 0; } @@ -443,7 +499,8 @@ u32 mdp_ctl_flush_mask_lm(int lm) } } -static u32 fix_sw_flush(struct mdp5_ctl *ctl, u32 flush_mask) +static u32 fix_sw_flush(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + u32 flush_mask) { struct mdp5_ctl_manager *ctl_mgr = ctl->ctlm; u32 sw_mask = 0; @@ -452,7 +509,7 @@ static u32 fix_sw_flush(struct mdp5_ctl *ctl, u32 flush_mask) /* for some targets, cursor bit is the same as LM bit */ if (BIT_NEEDS_SW_FIX(MDP5_CTL_FLUSH_CURSOR_0)) - sw_mask |= mdp_ctl_flush_mask_lm(ctl->lm); + sw_mask |= mdp_ctl_flush_mask_lm(pipeline->mixer->lm); return sw_mask; } @@ -498,25 +555,26 @@ static void fix_for_single_flush(struct mdp5_ctl *ctl, u32 *flush_mask, * * Return H/W flushed bit mask. */ -u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, u32 flush_mask) +u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, + struct mdp5_pipeline *pipeline, + u32 flush_mask) { struct mdp5_ctl_manager *ctl_mgr = ctl->ctlm; - struct op_mode *pipeline = &ctl->pipeline; unsigned long flags; u32 flush_id = ctl->id; u32 curr_ctl_flush_mask; - pipeline->start_mask &= ~flush_mask; + ctl->start_mask &= ~flush_mask; VERB("flush_mask=%x, start_mask=%x, trigger=%x", flush_mask, - pipeline->start_mask, ctl->pending_ctl_trigger); + ctl->start_mask, ctl->pending_ctl_trigger); if (ctl->pending_ctl_trigger & flush_mask) { flush_mask |= MDP5_CTL_FLUSH_CTL; ctl->pending_ctl_trigger = 0; } - flush_mask |= fix_sw_flush(ctl, flush_mask); + flush_mask |= fix_sw_flush(ctl, pipeline, flush_mask); flush_mask &= ctl_mgr->flush_hw_mask; @@ -530,9 +588,9 @@ u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, u32 flush_mask) spin_unlock_irqrestore(&ctl->hw_lock, flags); } - if (start_signal_needed(ctl)) { + if (start_signal_needed(ctl, pipeline)) { send_start_signal(ctl); - refill_start_mask(ctl); + refill_start_mask(ctl, pipeline); } return curr_ctl_flush_mask; @@ -619,8 +677,6 @@ struct mdp5_ctl *mdp5_ctlm_request(struct mdp5_ctl_manager *ctl_mgr, found: ctl = &ctl_mgr->ctls[c]; - ctl->pipeline.intf.num = intf_num; - ctl->lm = -1; ctl->status |= CTL_STAT_BUSY; ctl->pending_ctl_trigger = 0; DBG("CTL %d allocated", ctl->id); diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.h index fda00d33e4db..b63120388dc6 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.h +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.h @@ -37,13 +37,17 @@ struct mdp5_ctl *mdp5_ctlm_request(struct mdp5_ctl_manager *ctlm, int intf_num); int mdp5_ctl_get_ctl_id(struct mdp5_ctl *ctl); struct mdp5_interface; -int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, struct mdp5_interface *intf, - int lm); -int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, bool enabled); +struct mdp5_pipeline; +int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, struct mdp5_pipeline *p); +int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, struct mdp5_pipeline *p, + bool enabled); -int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, int cursor_id, bool enable); +int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + int cursor_id, bool enable); int mdp5_ctl_pair(struct mdp5_ctl *ctlx, struct mdp5_ctl *ctly, bool enable); +#define MAX_PIPE_STAGE 2 + /* * mdp5_ctl_blend() - Blend multiple layers on a Layer Mixer (LM) * @@ -56,8 +60,10 @@ int mdp5_ctl_pair(struct mdp5_ctl *ctlx, struct mdp5_ctl *ctly, bool enable); * (call mdp5_ctl_commit() with mdp_ctl_flush_mask_ctl() mask) */ #define MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT BIT(0) -int mdp5_ctl_blend(struct mdp5_ctl *ctl, enum mdp5_pipe *stage, u32 stage_cnt, - u32 ctl_blend_op_flags); +int mdp5_ctl_blend(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + enum mdp5_pipe stage[][MAX_PIPE_STAGE], + enum mdp5_pipe r_stage[][MAX_PIPE_STAGE], + u32 stage_cnt, u32 ctl_blend_op_flags); /** * mdp_ctl_flush_mask...() - Register FLUSH masks @@ -71,7 +77,8 @@ u32 mdp_ctl_flush_mask_cursor(int cursor_id); u32 mdp_ctl_flush_mask_encoder(struct mdp5_interface *intf); /* @flush_mask: see CTL flush masks definitions below */ -u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, u32 flush_mask); +u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, + u32 flush_mask); u32 mdp5_ctl_get_commit_status(struct mdp5_ctl *ctl); diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c index 80fa482ae8ed..c2ab0f033031 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c @@ -109,7 +109,7 @@ static void mdp5_vid_encoder_mode_set(struct drm_encoder *encoder, struct mdp5_kms *mdp5_kms = get_kms(encoder); struct drm_device *dev = encoder->dev; struct drm_connector *connector; - int intf = mdp5_encoder->intf.num; + int intf = mdp5_encoder->intf->num; uint32_t dtv_hsync_skew, vsync_period, vsync_len, ctrl_pol; uint32_t display_v_start, display_v_end; uint32_t hsync_start_x, hsync_end_x; @@ -130,7 +130,7 @@ static void mdp5_vid_encoder_mode_set(struct drm_encoder *encoder, ctrl_pol = 0; /* DSI controller cannot handle active-low sync signals. */ - if (mdp5_encoder->intf.type != INTF_DSI) { + if (mdp5_encoder->intf->type != INTF_DSI) { if (mode->flags & DRM_MODE_FLAG_NHSYNC) ctrl_pol |= MDP5_INTF_POLARITY_CTL_HSYNC_LOW; if (mode->flags & DRM_MODE_FLAG_NVSYNC) @@ -175,7 +175,7 @@ static void mdp5_vid_encoder_mode_set(struct drm_encoder *encoder, * DISPLAY_V_START = (VBP * HCYCLE) + HBP * DISPLAY_V_END = (VBP + VACTIVE) * HCYCLE - 1 - HFP */ - if (mdp5_encoder->intf.type == INTF_eDP) { + if (mdp5_encoder->intf->type == INTF_eDP) { display_v_start += mode->htotal - mode->hsync_start; display_v_end -= mode->hsync_start - mode->hdisplay; } @@ -206,8 +206,7 @@ static void mdp5_vid_encoder_mode_set(struct drm_encoder *encoder, spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); - mdp5_crtc_set_pipeline(encoder->crtc, &mdp5_encoder->intf, - mdp5_encoder->ctl); + mdp5_crtc_set_pipeline(encoder->crtc); } static void mdp5_vid_encoder_disable(struct drm_encoder *encoder) @@ -215,20 +214,21 @@ static void mdp5_vid_encoder_disable(struct drm_encoder *encoder) struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); struct mdp5_kms *mdp5_kms = get_kms(encoder); struct mdp5_ctl *ctl = mdp5_encoder->ctl; - int lm = mdp5_crtc_get_lm(encoder->crtc); - struct mdp5_interface *intf = &mdp5_encoder->intf; - int intfn = mdp5_encoder->intf.num; + struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(encoder->crtc); + struct mdp5_hw_mixer *mixer = mdp5_crtc_get_mixer(encoder->crtc); + struct mdp5_interface *intf = mdp5_encoder->intf; + int intfn = mdp5_encoder->intf->num; unsigned long flags; if (WARN_ON(!mdp5_encoder->enabled)) return; - mdp5_ctl_set_encoder_state(ctl, false); + mdp5_ctl_set_encoder_state(ctl, pipeline, false); spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intfn), 0); spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); - mdp5_ctl_commit(ctl, mdp_ctl_flush_mask_encoder(intf)); + mdp5_ctl_commit(ctl, pipeline, mdp_ctl_flush_mask_encoder(intf)); /* * Wait for a vsync so we know the ENABLE=0 latched before @@ -238,7 +238,7 @@ static void mdp5_vid_encoder_disable(struct drm_encoder *encoder) * the settings changes for the new modeset (like new * scanout buffer) don't latch properly.. */ - mdp_irq_wait(&mdp5_kms->base, intf2vblank(lm, intf)); + mdp_irq_wait(&mdp5_kms->base, intf2vblank(mixer, intf)); bs_set(mdp5_encoder, 0); @@ -250,8 +250,9 @@ static void mdp5_vid_encoder_enable(struct drm_encoder *encoder) struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); struct mdp5_kms *mdp5_kms = get_kms(encoder); struct mdp5_ctl *ctl = mdp5_encoder->ctl; - struct mdp5_interface *intf = &mdp5_encoder->intf; - int intfn = mdp5_encoder->intf.num; + struct mdp5_interface *intf = mdp5_encoder->intf; + struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(encoder->crtc); + int intfn = intf->num; unsigned long flags; if (WARN_ON(mdp5_encoder->enabled)) @@ -261,9 +262,9 @@ static void mdp5_vid_encoder_enable(struct drm_encoder *encoder) spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intfn), 1); spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); - mdp5_ctl_commit(ctl, mdp_ctl_flush_mask_encoder(intf)); + mdp5_ctl_commit(ctl, pipeline, mdp_ctl_flush_mask_encoder(intf)); - mdp5_ctl_set_encoder_state(ctl, true); + mdp5_ctl_set_encoder_state(ctl, pipeline, true); mdp5_encoder->enabled = true; } @@ -273,7 +274,7 @@ static void mdp5_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); - struct mdp5_interface *intf = &mdp5_encoder->intf; + struct mdp5_interface *intf = mdp5_encoder->intf; if (intf->mode == MDP5_INTF_DSI_MODE_COMMAND) mdp5_cmd_encoder_mode_set(encoder, mode, adjusted_mode); @@ -284,7 +285,7 @@ static void mdp5_encoder_mode_set(struct drm_encoder *encoder, static void mdp5_encoder_disable(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); - struct mdp5_interface *intf = &mdp5_encoder->intf; + struct mdp5_interface *intf = mdp5_encoder->intf; if (intf->mode == MDP5_INTF_DSI_MODE_COMMAND) mdp5_cmd_encoder_disable(encoder); @@ -295,7 +296,7 @@ static void mdp5_encoder_disable(struct drm_encoder *encoder) static void mdp5_encoder_enable(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); - struct mdp5_interface *intf = &mdp5_encoder->intf; + struct mdp5_interface *intf = mdp5_encoder->intf; if (intf->mode == MDP5_INTF_DSI_MODE_COMMAND) mdp5_cmd_encoder_disable(encoder); @@ -303,17 +304,33 @@ static void mdp5_encoder_enable(struct drm_encoder *encoder) mdp5_vid_encoder_enable(encoder); } +static int mdp5_encoder_atomic_check(struct drm_encoder *encoder, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); + struct mdp5_crtc_state *mdp5_cstate = to_mdp5_crtc_state(crtc_state); + struct mdp5_interface *intf = mdp5_encoder->intf; + struct mdp5_ctl *ctl = mdp5_encoder->ctl; + + mdp5_cstate->ctl = ctl; + mdp5_cstate->pipeline.intf = intf; + + return 0; +} + static const struct drm_encoder_helper_funcs mdp5_encoder_helper_funcs = { .mode_set = mdp5_encoder_mode_set, .disable = mdp5_encoder_disable, .enable = mdp5_encoder_enable, + .atomic_check = mdp5_encoder_atomic_check, }; int mdp5_encoder_get_linecount(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); struct mdp5_kms *mdp5_kms = get_kms(encoder); - int intf = mdp5_encoder->intf.num; + int intf = mdp5_encoder->intf->num; return mdp5_read(mdp5_kms, REG_MDP5_INTF_LINE_COUNT(intf)); } @@ -322,7 +339,7 @@ u32 mdp5_encoder_get_framecount(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); struct mdp5_kms *mdp5_kms = get_kms(encoder); - int intf = mdp5_encoder->intf.num; + int intf = mdp5_encoder->intf->num; return mdp5_read(mdp5_kms, REG_MDP5_INTF_FRAME_COUNT(intf)); } @@ -340,7 +357,7 @@ int mdp5_vid_encoder_set_split_display(struct drm_encoder *encoder, return -EINVAL; mdp5_kms = get_kms(encoder); - intf_num = mdp5_encoder->intf.num; + intf_num = mdp5_encoder->intf->num; /* Switch slave encoder's TimingGen Sync mode, * to use the master's enable signal for the slave encoder. @@ -369,7 +386,7 @@ int mdp5_vid_encoder_set_split_display(struct drm_encoder *encoder, void mdp5_encoder_set_intf_mode(struct drm_encoder *encoder, bool cmd_mode) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); - struct mdp5_interface *intf = &mdp5_encoder->intf; + struct mdp5_interface *intf = mdp5_encoder->intf; /* TODO: Expand this to set writeback modes too */ if (cmd_mode) { @@ -385,7 +402,8 @@ void mdp5_encoder_set_intf_mode(struct drm_encoder *encoder, bool cmd_mode) /* initialize encoder */ struct drm_encoder *mdp5_encoder_init(struct drm_device *dev, - struct mdp5_interface *intf, struct mdp5_ctl *ctl) + struct mdp5_interface *intf, + struct mdp5_ctl *ctl) { struct drm_encoder *encoder = NULL; struct mdp5_encoder *mdp5_encoder; @@ -399,9 +417,9 @@ struct drm_encoder *mdp5_encoder_init(struct drm_device *dev, goto fail; } - memcpy(&mdp5_encoder->intf, intf, sizeof(mdp5_encoder->intf)); encoder = &mdp5_encoder->base; mdp5_encoder->ctl = ctl; + mdp5_encoder->intf = intf; spin_lock_init(&mdp5_encoder->intf_lock); diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c index 41ccd2a15d3c..d3d6b4cae1e6 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c @@ -93,6 +93,7 @@ struct mdp5_state *mdp5_get_state(struct drm_atomic_state *s) /* Copy state: */ new_state->hwpipe = mdp5_kms->state->hwpipe; + new_state->hwmixer = mdp5_kms->state->hwmixer; if (mdp5_kms->smp) new_state->smp = mdp5_kms->state->smp; @@ -165,13 +166,16 @@ static void mdp5_kms_destroy(struct msm_kms *kms) struct msm_gem_address_space *aspace = mdp5_kms->aspace; int i; + for (i = 0; i < mdp5_kms->num_hwmixers; i++) + mdp5_mixer_destroy(mdp5_kms->hwmixers[i]); + for (i = 0; i < mdp5_kms->num_hwpipes; i++) mdp5_pipe_destroy(mdp5_kms->hwpipes[i]); if (aspace) { aspace->mmu->funcs->detach(aspace->mmu, iommu_ports, ARRAY_SIZE(iommu_ports)); - msm_gem_address_space_destroy(aspace); + msm_gem_address_space_put(aspace); } } @@ -268,19 +272,14 @@ int mdp5_enable(struct mdp5_kms *mdp5_kms) } static struct drm_encoder *construct_encoder(struct mdp5_kms *mdp5_kms, - enum mdp5_intf_type intf_type, int intf_num, - struct mdp5_ctl *ctl) + struct mdp5_interface *intf, + struct mdp5_ctl *ctl) { struct drm_device *dev = mdp5_kms->dev; struct msm_drm_private *priv = dev->dev_private; struct drm_encoder *encoder; - struct mdp5_interface intf = { - .num = intf_num, - .type = intf_type, - .mode = MDP5_INTF_MODE_NONE, - }; - encoder = mdp5_encoder_init(dev, &intf, ctl); + encoder = mdp5_encoder_init(dev, intf, ctl); if (IS_ERR(encoder)) { dev_err(dev->dev, "failed to construct encoder\n"); return encoder; @@ -309,32 +308,28 @@ static int get_dsi_id_from_intf(const struct mdp5_cfg_hw *hw_cfg, int intf_num) return -EINVAL; } -static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) +static int modeset_init_intf(struct mdp5_kms *mdp5_kms, + struct mdp5_interface *intf) { struct drm_device *dev = mdp5_kms->dev; struct msm_drm_private *priv = dev->dev_private; - const struct mdp5_cfg_hw *hw_cfg = - mdp5_cfg_get_hw_config(mdp5_kms->cfg); - enum mdp5_intf_type intf_type = hw_cfg->intf.connect[intf_num]; struct mdp5_ctl_manager *ctlm = mdp5_kms->ctlm; struct mdp5_ctl *ctl; struct drm_encoder *encoder; int ret = 0; - switch (intf_type) { - case INTF_DISABLED: - break; + switch (intf->type) { case INTF_eDP: if (!priv->edp) break; - ctl = mdp5_ctlm_request(ctlm, intf_num); + ctl = mdp5_ctlm_request(ctlm, intf->num); if (!ctl) { ret = -EINVAL; break; } - encoder = construct_encoder(mdp5_kms, INTF_eDP, intf_num, ctl); + encoder = construct_encoder(mdp5_kms, intf, ctl); if (IS_ERR(encoder)) { ret = PTR_ERR(encoder); break; @@ -346,13 +341,13 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) if (!priv->hdmi) break; - ctl = mdp5_ctlm_request(ctlm, intf_num); + ctl = mdp5_ctlm_request(ctlm, intf->num); if (!ctl) { ret = -EINVAL; break; } - encoder = construct_encoder(mdp5_kms, INTF_HDMI, intf_num, ctl); + encoder = construct_encoder(mdp5_kms, intf, ctl); if (IS_ERR(encoder)) { ret = PTR_ERR(encoder); break; @@ -362,11 +357,13 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) break; case INTF_DSI: { - int dsi_id = get_dsi_id_from_intf(hw_cfg, intf_num); + const struct mdp5_cfg_hw *hw_cfg = + mdp5_cfg_get_hw_config(mdp5_kms->cfg); + int dsi_id = get_dsi_id_from_intf(hw_cfg, intf->num); if ((dsi_id >= ARRAY_SIZE(priv->dsi)) || (dsi_id < 0)) { dev_err(dev->dev, "failed to find dsi from intf %d\n", - intf_num); + intf->num); ret = -EINVAL; break; } @@ -374,13 +371,13 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) if (!priv->dsi[dsi_id]) break; - ctl = mdp5_ctlm_request(ctlm, intf_num); + ctl = mdp5_ctlm_request(ctlm, intf->num); if (!ctl) { ret = -EINVAL; break; } - encoder = construct_encoder(mdp5_kms, INTF_DSI, intf_num, ctl); + encoder = construct_encoder(mdp5_kms, intf, ctl); if (IS_ERR(encoder)) { ret = PTR_ERR(encoder); break; @@ -390,7 +387,7 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) break; } default: - dev_err(dev->dev, "unknown intf: %d\n", intf_type); + dev_err(dev->dev, "unknown intf: %d\n", intf->type); ret = -EINVAL; break; } @@ -414,8 +411,8 @@ static int modeset_init(struct mdp5_kms *mdp5_kms) * Construct encoders and modeset initialize connector devices * for each external display interface. */ - for (i = 0; i < ARRAY_SIZE(hw_cfg->intf.connect); i++) { - ret = modeset_init_intf(mdp5_kms, i); + for (i = 0; i < mdp5_kms->num_intfs; i++) { + ret = modeset_init_intf(mdp5_kms, mdp5_kms->intfs[i]); if (ret) goto fail; } @@ -425,7 +422,7 @@ static int modeset_init(struct mdp5_kms *mdp5_kms) * the MDP5 interfaces) than the number of layer mixers present in HW, * but let's be safe here anyway */ - num_crtcs = min(priv->num_encoders, mdp5_cfg->lm.count); + num_crtcs = min(priv->num_encoders, mdp5_kms->num_hwmixers); /* * Construct planes equaling the number of hw pipes, and CRTCs for the @@ -744,6 +741,7 @@ fail: static void mdp5_destroy(struct platform_device *pdev) { struct mdp5_kms *mdp5_kms = platform_get_drvdata(pdev); + int i; if (mdp5_kms->ctlm) mdp5_ctlm_destroy(mdp5_kms->ctlm); @@ -752,6 +750,9 @@ static void mdp5_destroy(struct platform_device *pdev) if (mdp5_kms->cfg) mdp5_cfg_destroy(mdp5_kms->cfg); + for (i = 0; i < mdp5_kms->num_intfs; i++) + kfree(mdp5_kms->intfs[i]); + if (mdp5_kms->rpm_enabled) pm_runtime_disable(&pdev->dev); @@ -829,6 +830,64 @@ static int hwpipe_init(struct mdp5_kms *mdp5_kms) return 0; } +static int hwmixer_init(struct mdp5_kms *mdp5_kms) +{ + struct drm_device *dev = mdp5_kms->dev; + const struct mdp5_cfg_hw *hw_cfg; + int i, ret; + + hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg); + + for (i = 0; i < hw_cfg->lm.count; i++) { + struct mdp5_hw_mixer *mixer; + + mixer = mdp5_mixer_init(&hw_cfg->lm.instances[i]); + if (IS_ERR(mixer)) { + ret = PTR_ERR(mixer); + dev_err(dev->dev, "failed to construct LM%d (%d)\n", + i, ret); + return ret; + } + + mixer->idx = mdp5_kms->num_hwmixers; + mdp5_kms->hwmixers[mdp5_kms->num_hwmixers++] = mixer; + } + + return 0; +} + +static int interface_init(struct mdp5_kms *mdp5_kms) +{ + struct drm_device *dev = mdp5_kms->dev; + const struct mdp5_cfg_hw *hw_cfg; + const enum mdp5_intf_type *intf_types; + int i; + + hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg); + intf_types = hw_cfg->intf.connect; + + for (i = 0; i < ARRAY_SIZE(hw_cfg->intf.connect); i++) { + struct mdp5_interface *intf; + + if (intf_types[i] == INTF_DISABLED) + continue; + + intf = kzalloc(sizeof(*intf), GFP_KERNEL); + if (!intf) { + dev_err(dev->dev, "failed to construct INTF%d\n", i); + return -ENOMEM; + } + + intf->num = i; + intf->type = intf_types[i]; + intf->mode = MDP5_INTF_MODE_NONE; + intf->idx = mdp5_kms->num_intfs; + mdp5_kms->intfs[mdp5_kms->num_intfs++] = intf; + } + + return 0; +} + static int mdp5_init(struct platform_device *pdev, struct drm_device *dev) { struct msm_drm_private *priv = dev->dev_private; @@ -929,6 +988,14 @@ static int mdp5_init(struct platform_device *pdev, struct drm_device *dev) if (ret) goto fail; + ret = hwmixer_init(mdp5_kms); + if (ret) + goto fail; + + ret = interface_init(mdp5_kms); + if (ret) + goto fail; + /* set uninit-ed kms */ priv->kms = &mdp5_kms->base.base; diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h index 9de471191eba..8bdb7ee4983b 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h @@ -23,8 +23,9 @@ #include "mdp/mdp_kms.h" #include "mdp5_cfg.h" /* must be included before mdp5.xml.h */ #include "mdp5.xml.h" -#include "mdp5_ctl.h" #include "mdp5_pipe.h" +#include "mdp5_mixer.h" +#include "mdp5_ctl.h" #include "mdp5_smp.h" struct mdp5_state; @@ -39,6 +40,12 @@ struct mdp5_kms { unsigned num_hwpipes; struct mdp5_hw_pipe *hwpipes[SSPP_MAX]; + unsigned num_hwmixers; + struct mdp5_hw_mixer *hwmixers[8]; + + unsigned num_intfs; + struct mdp5_interface *intfs[5]; + struct mdp5_cfg_handler *cfg; uint32_t caps; /* MDP capabilities (MDP_CAP_XXX bits) */ @@ -83,6 +90,7 @@ struct mdp5_kms { */ struct mdp5_state { struct mdp5_hw_pipe_state hwpipe; + struct mdp5_hw_mixer_state hwmixer; struct mdp5_smp_state smp; }; @@ -96,6 +104,7 @@ struct mdp5_plane_state { struct drm_plane_state base; struct mdp5_hw_pipe *hwpipe; + struct mdp5_hw_pipe *r_hwpipe; /* right hwpipe */ /* aligned with property */ uint8_t premultiplied; @@ -108,6 +117,28 @@ struct mdp5_plane_state { #define to_mdp5_plane_state(x) \ container_of(x, struct mdp5_plane_state, base) +struct mdp5_pipeline { + struct mdp5_interface *intf; + struct mdp5_hw_mixer *mixer; + struct mdp5_hw_mixer *r_mixer; /* right mixer */ +}; + +struct mdp5_crtc_state { + struct drm_crtc_state base; + + struct mdp5_ctl *ctl; + struct mdp5_pipeline pipeline; + + /* these are derivatives of intf/mixer state in mdp5_pipeline */ + u32 vblank_irqmask; + u32 err_irqmask; + u32 pp_done_irqmask; + + bool cmd_mode; +}; +#define to_mdp5_crtc_state(x) \ + container_of(x, struct mdp5_crtc_state, base) + enum mdp5_intf_mode { MDP5_INTF_MODE_NONE = 0, @@ -121,6 +152,7 @@ enum mdp5_intf_mode { }; struct mdp5_interface { + int idx; int num; /* display interface number */ enum mdp5_intf_type type; enum mdp5_intf_mode mode; @@ -128,11 +160,11 @@ struct mdp5_interface { struct mdp5_encoder { struct drm_encoder base; - struct mdp5_interface intf; spinlock_t intf_lock; /* protect REG_MDP5_INTF_* registers */ bool enabled; uint32_t bsc; + struct mdp5_interface *intf; struct mdp5_ctl *ctl; }; #define to_mdp5_encoder(x) container_of(x, struct mdp5_encoder, base) @@ -197,8 +229,8 @@ static inline uint32_t intf2err(int intf_num) } } -#define GET_PING_PONG_ID(layer_mixer) ((layer_mixer == 5) ? 3 : layer_mixer) -static inline uint32_t intf2vblank(int lm, struct mdp5_interface *intf) +static inline uint32_t intf2vblank(struct mdp5_hw_mixer *mixer, + struct mdp5_interface *intf) { /* * In case of DSI Command Mode, the Ping Pong's read pointer IRQ @@ -208,7 +240,7 @@ static inline uint32_t intf2vblank(int lm, struct mdp5_interface *intf) if ((intf->type == INTF_DSI) && (intf->mode == MDP5_INTF_DSI_MODE_COMMAND)) - return MDP5_IRQ_PING_PONG_0_RD_PTR << GET_PING_PONG_ID(lm); + return MDP5_IRQ_PING_PONG_0_RD_PTR << mixer->pp; if (intf->type == INTF_WB) return MDP5_IRQ_WB_2_DONE; @@ -222,9 +254,9 @@ static inline uint32_t intf2vblank(int lm, struct mdp5_interface *intf) } } -static inline uint32_t lm2ppdone(int lm) +static inline uint32_t lm2ppdone(struct mdp5_hw_mixer *mixer) { - return MDP5_IRQ_PING_PONG_0_DONE << GET_PING_PONG_ID(lm); + return MDP5_IRQ_PING_PONG_0_DONE << mixer->pp; } int mdp5_disable(struct mdp5_kms *mdp5_kms); @@ -243,15 +275,16 @@ void mdp5_irq_domain_fini(struct mdp5_kms *mdp5_kms); uint32_t mdp5_plane_get_flush(struct drm_plane *plane); enum mdp5_pipe mdp5_plane_pipe(struct drm_plane *plane); +enum mdp5_pipe mdp5_plane_right_pipe(struct drm_plane *plane); struct drm_plane *mdp5_plane_init(struct drm_device *dev, enum drm_plane_type type); struct mdp5_ctl *mdp5_crtc_get_ctl(struct drm_crtc *crtc); uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc); -int mdp5_crtc_get_lm(struct drm_crtc *crtc); -void mdp5_crtc_set_pipeline(struct drm_crtc *crtc, - struct mdp5_interface *intf, struct mdp5_ctl *ctl); +struct mdp5_hw_mixer *mdp5_crtc_get_mixer(struct drm_crtc *crtc); +struct mdp5_pipeline *mdp5_crtc_get_pipeline(struct drm_crtc *crtc); +void mdp5_crtc_set_pipeline(struct drm_crtc *crtc); void mdp5_crtc_wait_for_commit_done(struct drm_crtc *crtc); struct drm_crtc *mdp5_crtc_init(struct drm_device *dev, struct drm_plane *plane, diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.c new file mode 100644 index 000000000000..8a00991f03c7 --- /dev/null +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.c @@ -0,0 +1,172 @@ +/* + * Copyright (C) 2017 The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "mdp5_kms.h" + +/* + * As of now, there are only 2 combinations possible for source split: + * + * Left | Right + * -----|------ + * LM0 | LM1 + * LM2 | LM5 + * + */ +static int lm_right_pair[] = { 1, -1, 5, -1, -1, -1 }; + +static int get_right_pair_idx(struct mdp5_kms *mdp5_kms, int lm) +{ + int i; + int pair_lm; + + pair_lm = lm_right_pair[lm]; + if (pair_lm < 0) + return -EINVAL; + + for (i = 0; i < mdp5_kms->num_hwmixers; i++) { + struct mdp5_hw_mixer *mixer = mdp5_kms->hwmixers[i]; + + if (mixer->lm == pair_lm) + return mixer->idx; + } + + return -1; +} + +int mdp5_mixer_assign(struct drm_atomic_state *s, struct drm_crtc *crtc, + uint32_t caps, struct mdp5_hw_mixer **mixer, + struct mdp5_hw_mixer **r_mixer) +{ + struct msm_drm_private *priv = s->dev->dev_private; + struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(priv->kms)); + struct mdp5_state *state = mdp5_get_state(s); + struct mdp5_hw_mixer_state *new_state; + int i; + + if (IS_ERR(state)) + return PTR_ERR(state); + + new_state = &state->hwmixer; + + for (i = 0; i < mdp5_kms->num_hwmixers; i++) { + struct mdp5_hw_mixer *cur = mdp5_kms->hwmixers[i]; + + /* + * skip if already in-use by a different CRTC. If there is a + * mixer already assigned to this CRTC, it means this call is + * a request to get an additional right mixer. Assume that the + * existing mixer is the 'left' one, and try to see if we can + * get its corresponding 'right' pair. + */ + if (new_state->hwmixer_to_crtc[cur->idx] && + new_state->hwmixer_to_crtc[cur->idx] != crtc) + continue; + + /* skip if doesn't support some required caps: */ + if (caps & ~cur->caps) + continue; + + if (r_mixer) { + int pair_idx; + + pair_idx = get_right_pair_idx(mdp5_kms, cur->lm); + if (pair_idx < 0) + return -EINVAL; + + if (new_state->hwmixer_to_crtc[pair_idx]) + continue; + + *r_mixer = mdp5_kms->hwmixers[pair_idx]; + } + + /* + * prefer a pair-able LM over an unpairable one. We can + * switch the CRTC from Normal mode to Source Split mode + * without requiring a full modeset if we had already + * assigned this CRTC a pair-able LM. + * + * TODO: There will be assignment sequences which would + * result in the CRTC requiring a full modeset, even + * if we have the LM resources to prevent it. For a platform + * with a few displays, we don't run out of pair-able LMs + * so easily. For now, ignore the possibility of requiring + * a full modeset. + */ + if (!(*mixer) || cur->caps & MDP_LM_CAP_PAIR) + *mixer = cur; + } + + if (!(*mixer)) + return -ENOMEM; + + if (r_mixer && !(*r_mixer)) + return -ENOMEM; + + DBG("assigning Layer Mixer %d to crtc %s", (*mixer)->lm, crtc->name); + + new_state->hwmixer_to_crtc[(*mixer)->idx] = crtc; + if (r_mixer) { + DBG("assigning Right Layer Mixer %d to crtc %s", (*r_mixer)->lm, + crtc->name); + new_state->hwmixer_to_crtc[(*r_mixer)->idx] = crtc; + } + + return 0; +} + +void mdp5_mixer_release(struct drm_atomic_state *s, struct mdp5_hw_mixer *mixer) +{ + struct mdp5_state *state = mdp5_get_state(s); + struct mdp5_hw_mixer_state *new_state = &state->hwmixer; + + if (!mixer) + return; + + if (WARN_ON(!new_state->hwmixer_to_crtc[mixer->idx])) + return; + + DBG("%s: release from crtc %s", mixer->name, + new_state->hwmixer_to_crtc[mixer->idx]->name); + + new_state->hwmixer_to_crtc[mixer->idx] = NULL; +} + +void mdp5_mixer_destroy(struct mdp5_hw_mixer *mixer) +{ + kfree(mixer); +} + +static const char * const mixer_names[] = { + "LM0", "LM1", "LM2", "LM3", "LM4", "LM5", +}; + +struct mdp5_hw_mixer *mdp5_mixer_init(const struct mdp5_lm_instance *lm) +{ + struct mdp5_hw_mixer *mixer; + + mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); + if (!mixer) + return ERR_PTR(-ENOMEM); + + mixer->name = mixer_names[lm->id]; + mixer->lm = lm->id; + mixer->caps = lm->caps; + mixer->pp = lm->pp; + mixer->dspp = lm->dspp; + mixer->flush_mask = mdp_ctl_flush_mask_lm(lm->id); + + return mixer; +} diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.h new file mode 100644 index 000000000000..9be94f567fbd --- /dev/null +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_mixer.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2017 The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __MDP5_LM_H__ +#define __MDP5_LM_H__ + +/* represents a hw Layer Mixer, one (or more) is dynamically assigned to a crtc */ +struct mdp5_hw_mixer { + int idx; + + const char *name; + + int lm; /* the LM instance # */ + uint32_t caps; + int pp; + int dspp; + + uint32_t flush_mask; /* used to commit LM registers */ +}; + +/* global atomic state of assignment between CRTCs and Layer Mixers: */ +struct mdp5_hw_mixer_state { + struct drm_crtc *hwmixer_to_crtc[8]; +}; + +struct mdp5_hw_mixer *mdp5_mixer_init(const struct mdp5_lm_instance *lm); +void mdp5_mixer_destroy(struct mdp5_hw_mixer *lm); +int mdp5_mixer_assign(struct drm_atomic_state *s, struct drm_crtc *crtc, + uint32_t caps, struct mdp5_hw_mixer **mixer, + struct mdp5_hw_mixer **r_mixer); +void mdp5_mixer_release(struct drm_atomic_state *s, + struct mdp5_hw_mixer *mixer); + +#endif /* __MDP5_LM_H__ */ diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.c index 35c4dabb0c0c..2bfac3712685 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.c @@ -135,7 +135,5 @@ struct mdp5_hw_pipe *mdp5_pipe_init(enum mdp5_pipe pipe, hwpipe->caps = caps; hwpipe->flush_mask = mdp_ctl_flush_mask_pipe(pipe); - spin_lock_init(&hwpipe->pipe_lock); - return hwpipe; } diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h index 611da7a660c9..924c3e6f9517 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.h @@ -18,7 +18,8 @@ #ifndef __MDP5_PIPE_H__ #define __MDP5_PIPE_H__ -#define SSPP_MAX (SSPP_RGB3 + 1) /* TODO: Add SSPP_MAX in mdp5.xml.h */ +/* TODO: Add SSPP_MAX in mdp5.xml.h */ +#define SSPP_MAX (SSPP_CURSOR1 + 1) /* represents a hw pipe, which is dynamically assigned to a plane */ struct mdp5_hw_pipe { @@ -27,7 +28,6 @@ struct mdp5_hw_pipe { const char *name; enum mdp5_pipe pipe; - spinlock_t pipe_lock; /* protect REG_MDP5_PIPE_* registers */ uint32_t reg_offset; uint32_t caps; diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c index 60a5451ae0b9..a38c5fe6cc19 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c @@ -22,6 +22,8 @@ struct mdp5_plane { struct drm_plane base; + spinlock_t pipe_lock; /* protect REG_MDP5_PIPE_* registers */ + uint32_t nformats; uint32_t formats[32]; }; @@ -40,9 +42,6 @@ static int mdp5_update_cursor_plane_legacy(struct drm_plane *plane, uint32_t src_w, uint32_t src_h, struct drm_modeset_acquire_ctx *ctx); -static void set_scanout_locked(struct drm_plane *plane, - struct drm_framebuffer *fb); - static struct mdp5_kms *get_kms(struct drm_plane *plane) { struct msm_drm_private *priv = plane->dev->dev_private; @@ -178,9 +177,14 @@ mdp5_plane_atomic_print_state(struct drm_printer *p, const struct drm_plane_state *state) { struct mdp5_plane_state *pstate = to_mdp5_plane_state(state); + struct mdp5_kms *mdp5_kms = get_kms(state->plane); drm_printf(p, "\thwpipe=%s\n", pstate->hwpipe ? pstate->hwpipe->name : "(null)"); + if (mdp5_kms->caps & MDP_CAP_SRC_SPLIT) + drm_printf(p, "\tright-hwpipe=%s\n", + pstate->r_hwpipe ? pstate->r_hwpipe->name : + "(null)"); drm_printf(p, "\tpremultiplied=%u\n", pstate->premultiplied); drm_printf(p, "\tzpos=%u\n", pstate->zpos); drm_printf(p, "\talpha=%u\n", pstate->alpha); @@ -300,7 +304,9 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, struct drm_plane_state *old_state = plane->state; struct mdp5_cfg *config = mdp5_cfg_get_config(get_kms(plane)->cfg); bool new_hwpipe = false; + bool need_right_hwpipe = false; uint32_t max_width, max_height; + bool out_of_bounds = false; uint32_t caps = 0; struct drm_rect clip; int min_scale, max_scale; @@ -313,7 +319,23 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, max_height = config->hw->lm.max_height << 16; /* Make sure source dimensions are within bounds. */ - if ((state->src_w > max_width) || (state->src_h > max_height)) { + if (state->src_h > max_height) + out_of_bounds = true; + + if (state->src_w > max_width) { + /* If source split is supported, we can go up to 2x + * the max LM width, but we'd need to stage another + * hwpipe to the right LM. So, the drm_plane would + * consist of 2 hwpipes. + */ + if (config->hw->mdp.caps & MDP_CAP_SRC_SPLIT && + (state->src_w <= 2 * max_width)) + need_right_hwpipe = true; + else + out_of_bounds = true; + } + + if (out_of_bounds) { struct drm_rect src = drm_plane_state_src(state); DBG("Invalid source size "DRM_RECT_FP_FMT, DRM_RECT_FP_ARG(&src)); @@ -364,6 +386,15 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, if (!mdp5_state->hwpipe || (caps & ~mdp5_state->hwpipe->caps)) new_hwpipe = true; + /* + * (re)allocte hw pipe if we're either requesting for 2 hw pipes + * or we're switching from 2 hw pipes to 1 hw pipe because the + * new src_w can be supported by 1 hw pipe itself. + */ + if ((need_right_hwpipe && !mdp5_state->r_hwpipe) || + (!need_right_hwpipe && mdp5_state->r_hwpipe)) + new_hwpipe = true; + if (mdp5_kms->smp) { const struct mdp_format *format = to_mdp_format(msm_framebuffer_format(state->fb)); @@ -382,13 +413,36 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state, * it available for other planes? */ struct mdp5_hw_pipe *old_hwpipe = mdp5_state->hwpipe; + struct mdp5_hw_pipe *old_right_hwpipe = + mdp5_state->r_hwpipe; + mdp5_state->hwpipe = mdp5_pipe_assign(state->state, plane, caps, blkcfg); if (IS_ERR(mdp5_state->hwpipe)) { DBG("%s: failed to assign hwpipe!", plane->name); return PTR_ERR(mdp5_state->hwpipe); } + + if (need_right_hwpipe) { + mdp5_state->r_hwpipe = + mdp5_pipe_assign(state->state, plane, + caps, blkcfg); + if (IS_ERR(mdp5_state->r_hwpipe)) { + DBG("%s: failed to assign right hwpipe", + plane->name); + return PTR_ERR(mdp5_state->r_hwpipe); + } + } else { + /* + * set it to NULL so that the driver knows we + * don't have a right hwpipe when committing a + * new state + */ + mdp5_state->r_hwpipe = NULL; + } + mdp5_pipe_release(state->state, old_hwpipe); + mdp5_pipe_release(state->state, old_right_hwpipe); } } @@ -437,13 +491,10 @@ static const struct drm_plane_helper_funcs mdp5_plane_helper_funcs = { .atomic_update = mdp5_plane_atomic_update, }; -static void set_scanout_locked(struct drm_plane *plane, - struct drm_framebuffer *fb) +static void set_scanout_locked(struct mdp5_kms *mdp5_kms, + enum mdp5_pipe pipe, + struct drm_framebuffer *fb) { - struct mdp5_kms *mdp5_kms = get_kms(plane); - struct mdp5_hw_pipe *hwpipe = to_mdp5_plane_state(plane->state)->hwpipe; - enum mdp5_pipe pipe = hwpipe->pipe; - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_STRIDE_A(pipe), MDP5_PIPE_SRC_STRIDE_A_P0(fb->pitches[0]) | MDP5_PIPE_SRC_STRIDE_A_P1(fb->pitches[1])); @@ -460,8 +511,6 @@ static void set_scanout_locked(struct drm_plane *plane, msm_framebuffer_iova(fb, mdp5_kms->id, 2)); mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC3_ADDR(pipe), msm_framebuffer_iova(fb, mdp5_kms->id, 3)); - - plane->fb = fb; } /* Note: mdp5_plane->pipe_lock must be locked */ @@ -714,21 +763,129 @@ static void mdp5_write_pixel_ext(struct mdp5_kms *mdp5_kms, enum mdp5_pipe pipe, } } +struct pixel_ext { + int left[COMP_MAX]; + int right[COMP_MAX]; + int top[COMP_MAX]; + int bottom[COMP_MAX]; +}; + +struct phase_step { + u32 x[COMP_MAX]; + u32 y[COMP_MAX]; +}; + +static void mdp5_hwpipe_mode_set(struct mdp5_kms *mdp5_kms, + struct mdp5_hw_pipe *hwpipe, + struct drm_framebuffer *fb, + struct phase_step *step, + struct pixel_ext *pe, + u32 scale_config, u32 hdecm, u32 vdecm, + bool hflip, bool vflip, + int crtc_x, int crtc_y, + unsigned int crtc_w, unsigned int crtc_h, + u32 src_img_w, u32 src_img_h, + u32 src_x, u32 src_y, + u32 src_w, u32 src_h) +{ + enum mdp5_pipe pipe = hwpipe->pipe; + bool has_pe = hwpipe->caps & MDP_PIPE_CAP_SW_PIX_EXT; + const struct mdp_format *format = + to_mdp_format(msm_framebuffer_format(fb)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_IMG_SIZE(pipe), + MDP5_PIPE_SRC_IMG_SIZE_WIDTH(src_img_w) | + MDP5_PIPE_SRC_IMG_SIZE_HEIGHT(src_img_h)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_SIZE(pipe), + MDP5_PIPE_SRC_SIZE_WIDTH(src_w) | + MDP5_PIPE_SRC_SIZE_HEIGHT(src_h)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_XY(pipe), + MDP5_PIPE_SRC_XY_X(src_x) | + MDP5_PIPE_SRC_XY_Y(src_y)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_OUT_SIZE(pipe), + MDP5_PIPE_OUT_SIZE_WIDTH(crtc_w) | + MDP5_PIPE_OUT_SIZE_HEIGHT(crtc_h)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_OUT_XY(pipe), + MDP5_PIPE_OUT_XY_X(crtc_x) | + MDP5_PIPE_OUT_XY_Y(crtc_y)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_FORMAT(pipe), + MDP5_PIPE_SRC_FORMAT_A_BPC(format->bpc_a) | + MDP5_PIPE_SRC_FORMAT_R_BPC(format->bpc_r) | + MDP5_PIPE_SRC_FORMAT_G_BPC(format->bpc_g) | + MDP5_PIPE_SRC_FORMAT_B_BPC(format->bpc_b) | + COND(format->alpha_enable, MDP5_PIPE_SRC_FORMAT_ALPHA_ENABLE) | + MDP5_PIPE_SRC_FORMAT_CPP(format->cpp - 1) | + MDP5_PIPE_SRC_FORMAT_UNPACK_COUNT(format->unpack_count - 1) | + COND(format->unpack_tight, MDP5_PIPE_SRC_FORMAT_UNPACK_TIGHT) | + MDP5_PIPE_SRC_FORMAT_FETCH_TYPE(format->fetch_type) | + MDP5_PIPE_SRC_FORMAT_CHROMA_SAMP(format->chroma_sample)); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_UNPACK(pipe), + MDP5_PIPE_SRC_UNPACK_ELEM0(format->unpack[0]) | + MDP5_PIPE_SRC_UNPACK_ELEM1(format->unpack[1]) | + MDP5_PIPE_SRC_UNPACK_ELEM2(format->unpack[2]) | + MDP5_PIPE_SRC_UNPACK_ELEM3(format->unpack[3])); + + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_OP_MODE(pipe), + (hflip ? MDP5_PIPE_SRC_OP_MODE_FLIP_LR : 0) | + (vflip ? MDP5_PIPE_SRC_OP_MODE_FLIP_UD : 0) | + COND(has_pe, MDP5_PIPE_SRC_OP_MODE_SW_PIX_EXT_OVERRIDE) | + MDP5_PIPE_SRC_OP_MODE_BWC(BWC_LOSSLESS)); + + /* not using secure mode: */ + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_ADDR_SW_STATUS(pipe), 0); + + if (hwpipe->caps & MDP_PIPE_CAP_SW_PIX_EXT) + mdp5_write_pixel_ext(mdp5_kms, pipe, format, + src_w, pe->left, pe->right, + src_h, pe->top, pe->bottom); + + if (hwpipe->caps & MDP_PIPE_CAP_SCALE) { + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_PHASE_STEP_X(pipe), + step->x[COMP_0]); + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_PHASE_STEP_Y(pipe), + step->y[COMP_0]); + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CR_PHASE_STEP_X(pipe), + step->x[COMP_1_2]); + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CR_PHASE_STEP_Y(pipe), + step->y[COMP_1_2]); + mdp5_write(mdp5_kms, REG_MDP5_PIPE_DECIMATION(pipe), + MDP5_PIPE_DECIMATION_VERT(vdecm) | + MDP5_PIPE_DECIMATION_HORZ(hdecm)); + mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CONFIG(pipe), + scale_config); + } + + if (hwpipe->caps & MDP_PIPE_CAP_CSC) { + if (MDP_FORMAT_IS_YUV(format)) + csc_enable(mdp5_kms, pipe, + mdp_get_default_csc_cfg(CSC_YUV2RGB)); + else + csc_disable(mdp5_kms, pipe); + } + + set_scanout_locked(mdp5_kms, pipe, fb); +} static int mdp5_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, struct drm_rect *src, struct drm_rect *dest) { + struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane); struct drm_plane_state *pstate = plane->state; struct mdp5_hw_pipe *hwpipe = to_mdp5_plane_state(pstate)->hwpipe; struct mdp5_kms *mdp5_kms = get_kms(plane); enum mdp5_pipe pipe = hwpipe->pipe; + struct mdp5_hw_pipe *right_hwpipe; const struct mdp_format *format; uint32_t nplanes, config = 0; - uint32_t phasex_step[COMP_MAX] = {0,}, phasey_step[COMP_MAX] = {0,}; - bool pe = hwpipe->caps & MDP_PIPE_CAP_SW_PIX_EXT; - int pe_left[COMP_MAX], pe_right[COMP_MAX]; - int pe_top[COMP_MAX], pe_bottom[COMP_MAX]; + struct phase_step step = { 0 }; + struct pixel_ext pe = { 0 }; uint32_t hdecm = 0, vdecm = 0; uint32_t pix_format; unsigned int rotation; @@ -737,6 +894,9 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, unsigned int crtc_w, crtc_h; uint32_t src_x, src_y; uint32_t src_w, src_h; + uint32_t src_img_w, src_img_h; + uint32_t src_x_r; + int crtc_x_r; unsigned long flags; int ret; @@ -765,23 +925,41 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, src_w = src_w >> 16; src_h = src_h >> 16; + src_img_w = min(fb->width, src_w); + src_img_h = min(fb->height, src_h); + DBG("%s: FB[%u] %u,%u,%u,%u -> CRTC[%u] %d,%d,%u,%u", plane->name, fb->base.id, src_x, src_y, src_w, src_h, crtc->base.id, crtc_x, crtc_y, crtc_w, crtc_h); - ret = calc_scalex_steps(plane, pix_format, src_w, crtc_w, phasex_step); + right_hwpipe = to_mdp5_plane_state(pstate)->r_hwpipe; + if (right_hwpipe) { + /* + * if the plane comprises of 2 hw pipes, assume that the width + * is split equally across them. The only parameters that varies + * between the 2 pipes are src_x and crtc_x + */ + crtc_w /= 2; + src_w /= 2; + src_img_w /= 2; + + crtc_x_r = crtc_x + crtc_w; + src_x_r = src_x + src_w; + } + + ret = calc_scalex_steps(plane, pix_format, src_w, crtc_w, step.x); if (ret) return ret; - ret = calc_scaley_steps(plane, pix_format, src_h, crtc_h, phasey_step); + ret = calc_scaley_steps(plane, pix_format, src_h, crtc_h, step.y); if (ret) return ret; if (hwpipe->caps & MDP_PIPE_CAP_SW_PIX_EXT) { - calc_pixel_ext(format, src_w, crtc_w, phasex_step, - pe_left, pe_right, true); - calc_pixel_ext(format, src_h, crtc_h, phasey_step, - pe_top, pe_bottom, false); + calc_pixel_ext(format, src_w, crtc_w, step.x, + pe.left, pe.right, true); + calc_pixel_ext(format, src_h, crtc_h, step.y, + pe.top, pe.bottom, false); } /* TODO calc hdecm, vdecm */ @@ -798,86 +976,23 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, hflip = !!(rotation & DRM_REFLECT_X); vflip = !!(rotation & DRM_REFLECT_Y); - spin_lock_irqsave(&hwpipe->pipe_lock, flags); - - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_IMG_SIZE(pipe), - MDP5_PIPE_SRC_IMG_SIZE_WIDTH(min(fb->width, src_w)) | - MDP5_PIPE_SRC_IMG_SIZE_HEIGHT(min(fb->height, src_h))); - - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_SIZE(pipe), - MDP5_PIPE_SRC_SIZE_WIDTH(src_w) | - MDP5_PIPE_SRC_SIZE_HEIGHT(src_h)); + spin_lock_irqsave(&mdp5_plane->pipe_lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_XY(pipe), - MDP5_PIPE_SRC_XY_X(src_x) | - MDP5_PIPE_SRC_XY_Y(src_y)); + mdp5_hwpipe_mode_set(mdp5_kms, hwpipe, fb, &step, &pe, + config, hdecm, vdecm, hflip, vflip, + crtc_x, crtc_y, crtc_w, crtc_h, + src_img_w, src_img_h, + src_x, src_y, src_w, src_h); + if (right_hwpipe) + mdp5_hwpipe_mode_set(mdp5_kms, right_hwpipe, fb, &step, &pe, + config, hdecm, vdecm, hflip, vflip, + crtc_x_r, crtc_y, crtc_w, crtc_h, + src_img_w, src_img_h, + src_x_r, src_y, src_w, src_h); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_OUT_SIZE(pipe), - MDP5_PIPE_OUT_SIZE_WIDTH(crtc_w) | - MDP5_PIPE_OUT_SIZE_HEIGHT(crtc_h)); + spin_unlock_irqrestore(&mdp5_plane->pipe_lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_OUT_XY(pipe), - MDP5_PIPE_OUT_XY_X(crtc_x) | - MDP5_PIPE_OUT_XY_Y(crtc_y)); - - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_FORMAT(pipe), - MDP5_PIPE_SRC_FORMAT_A_BPC(format->bpc_a) | - MDP5_PIPE_SRC_FORMAT_R_BPC(format->bpc_r) | - MDP5_PIPE_SRC_FORMAT_G_BPC(format->bpc_g) | - MDP5_PIPE_SRC_FORMAT_B_BPC(format->bpc_b) | - COND(format->alpha_enable, MDP5_PIPE_SRC_FORMAT_ALPHA_ENABLE) | - MDP5_PIPE_SRC_FORMAT_CPP(format->cpp - 1) | - MDP5_PIPE_SRC_FORMAT_UNPACK_COUNT(format->unpack_count - 1) | - COND(format->unpack_tight, MDP5_PIPE_SRC_FORMAT_UNPACK_TIGHT) | - MDP5_PIPE_SRC_FORMAT_FETCH_TYPE(format->fetch_type) | - MDP5_PIPE_SRC_FORMAT_CHROMA_SAMP(format->chroma_sample)); - - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_UNPACK(pipe), - MDP5_PIPE_SRC_UNPACK_ELEM0(format->unpack[0]) | - MDP5_PIPE_SRC_UNPACK_ELEM1(format->unpack[1]) | - MDP5_PIPE_SRC_UNPACK_ELEM2(format->unpack[2]) | - MDP5_PIPE_SRC_UNPACK_ELEM3(format->unpack[3])); - - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_OP_MODE(pipe), - (hflip ? MDP5_PIPE_SRC_OP_MODE_FLIP_LR : 0) | - (vflip ? MDP5_PIPE_SRC_OP_MODE_FLIP_UD : 0) | - COND(pe, MDP5_PIPE_SRC_OP_MODE_SW_PIX_EXT_OVERRIDE) | - MDP5_PIPE_SRC_OP_MODE_BWC(BWC_LOSSLESS)); - - /* not using secure mode: */ - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_ADDR_SW_STATUS(pipe), 0); - - if (hwpipe->caps & MDP_PIPE_CAP_SW_PIX_EXT) - mdp5_write_pixel_ext(mdp5_kms, pipe, format, - src_w, pe_left, pe_right, - src_h, pe_top, pe_bottom); - - if (hwpipe->caps & MDP_PIPE_CAP_SCALE) { - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_PHASE_STEP_X(pipe), - phasex_step[COMP_0]); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_PHASE_STEP_Y(pipe), - phasey_step[COMP_0]); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CR_PHASE_STEP_X(pipe), - phasex_step[COMP_1_2]); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CR_PHASE_STEP_Y(pipe), - phasey_step[COMP_1_2]); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_DECIMATION(pipe), - MDP5_PIPE_DECIMATION_VERT(vdecm) | - MDP5_PIPE_DECIMATION_HORZ(hdecm)); - mdp5_write(mdp5_kms, REG_MDP5_PIPE_SCALE_CONFIG(pipe), config); - } - - if (hwpipe->caps & MDP_PIPE_CAP_CSC) { - if (MDP_FORMAT_IS_YUV(format)) - csc_enable(mdp5_kms, pipe, - mdp_get_default_csc_cfg(CSC_YUV2RGB)); - else - csc_disable(mdp5_kms, pipe); - } - - set_scanout_locked(plane, fb); - - spin_unlock_irqrestore(&hwpipe->pipe_lock, flags); + plane->fb = fb; return ret; } @@ -934,6 +1049,7 @@ static int mdp5_update_cursor_plane_legacy(struct drm_plane *plane, if (new_plane_state->visible) { struct mdp5_ctl *ctl; + struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(crtc); ret = mdp5_plane_mode_set(plane, crtc, fb, &new_plane_state->src, @@ -942,7 +1058,7 @@ static int mdp5_update_cursor_plane_legacy(struct drm_plane *plane, ctl = mdp5_crtc_get_ctl(crtc); - mdp5_ctl_commit(ctl, mdp5_plane_get_flush(plane)); + mdp5_ctl_commit(ctl, pipeline, mdp5_plane_get_flush(plane)); } *to_mdp5_plane_state(plane_state) = @@ -959,6 +1075,10 @@ slow: src_x, src_y, src_w, src_h, ctx); } +/* + * Use this func and the one below only after the atomic state has been + * successfully swapped + */ enum mdp5_pipe mdp5_plane_pipe(struct drm_plane *plane) { struct mdp5_plane_state *pstate = to_mdp5_plane_state(plane->state); @@ -969,14 +1089,30 @@ enum mdp5_pipe mdp5_plane_pipe(struct drm_plane *plane) return pstate->hwpipe->pipe; } +enum mdp5_pipe mdp5_plane_right_pipe(struct drm_plane *plane) +{ + struct mdp5_plane_state *pstate = to_mdp5_plane_state(plane->state); + + if (!pstate->r_hwpipe) + return SSPP_NONE; + + return pstate->r_hwpipe->pipe; +} + uint32_t mdp5_plane_get_flush(struct drm_plane *plane) { struct mdp5_plane_state *pstate = to_mdp5_plane_state(plane->state); + u32 mask; if (WARN_ON(!pstate->hwpipe)) return 0; - return pstate->hwpipe->flush_mask; + mask = pstate->hwpipe->flush_mask; + + if (pstate->r_hwpipe) + mask |= pstate->r_hwpipe->flush_mask; + + return mask; } /* initialize plane */ @@ -998,6 +1134,8 @@ struct drm_plane *mdp5_plane_init(struct drm_device *dev, mdp5_plane->nformats = mdp_get_formats(mdp5_plane->formats, ARRAY_SIZE(mdp5_plane->formats), false); + spin_lock_init(&mdp5_plane->pipe_lock); + if (type == DRM_PLANE_TYPE_CURSOR) ret = drm_universal_plane_init(dev, plane, 0xff, &mdp5_cursor_plane_funcs, diff --git a/drivers/gpu/drm/msm/mdp/mdp_kms.h b/drivers/gpu/drm/msm/mdp/mdp_kms.h index 7574cdfef418..1185487e7e5e 100644 --- a/drivers/gpu/drm/msm/mdp/mdp_kms.h +++ b/drivers/gpu/drm/msm/mdp/mdp_kms.h @@ -104,6 +104,7 @@ const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format); #define MDP_CAP_SMP BIT(0) /* Shared Memory Pool */ #define MDP_CAP_DSC BIT(1) /* VESA Display Stream Compression */ #define MDP_CAP_CDM BIT(2) /* Chroma Down Module (HDMI 2.0 YUV) */ +#define MDP_CAP_SRC_SPLIT BIT(3) /* Source Split of SSPPs */ /* MDP pipe capabilities */ #define MDP_PIPE_CAP_HFLIP BIT(0) @@ -114,6 +115,11 @@ const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format); #define MDP_PIPE_CAP_SW_PIX_EXT BIT(5) #define MDP_PIPE_CAP_CURSOR BIT(6) +/* MDP layer mixer caps */ +#define MDP_LM_CAP_DISPLAY BIT(0) +#define MDP_LM_CAP_WB BIT(1) +#define MDP_LM_CAP_PAIR BIT(2) + static inline bool pipe_supports_yuv(uint32_t pipe_caps) { return (pipe_caps & MDP_PIPE_CAP_SCALE) && diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index 4f35d4eb85d0..1855182c76ce 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -28,7 +28,9 @@ static int msm_gpu_show(struct drm_device *dev, struct seq_file *m) if (gpu) { seq_printf(m, "%s Status:\n", gpu->name); + pm_runtime_get_sync(&gpu->pdev->dev); gpu->funcs->show(gpu, m); + pm_runtime_put_sync(&gpu->pdev->dev); } return 0; diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 9208e67be453..87b5695d4034 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -55,14 +55,13 @@ int msm_register_address_space(struct drm_device *dev, struct msm_gem_address_space *aspace) { struct msm_drm_private *priv = dev->dev_private; - int idx = priv->num_aspaces++; - if (WARN_ON(idx >= ARRAY_SIZE(priv->aspace))) + if (WARN_ON(priv->num_aspaces >= ARRAY_SIZE(priv->aspace))) return -EINVAL; - priv->aspace[idx] = aspace; + priv->aspace[priv->num_aspaces] = aspace; - return idx; + return priv->num_aspaces++; } #ifdef CONFIG_DRM_MSM_REGISTER_LOGGING @@ -265,6 +264,8 @@ static int msm_drm_uninit(struct device *dev) if (gpu) { mutex_lock(&ddev->struct_mutex); + // XXX what do we do here? + //pm_runtime_enable(&pdev->dev); gpu->funcs->pm_suspend(gpu); mutex_unlock(&ddev->struct_mutex); gpu->funcs->destroy(gpu); @@ -539,7 +540,7 @@ static int msm_open(struct drm_device *dev, struct drm_file *file) return 0; } -static void msm_preclose(struct drm_device *dev, struct drm_file *file) +static void msm_postclose(struct drm_device *dev, struct drm_file *file) { struct msm_drm_private *priv = dev->dev_private; struct msm_file_private *ctx = file->driver_priv; @@ -812,7 +813,7 @@ static struct drm_driver msm_driver = { DRIVER_ATOMIC | DRIVER_MODESET, .open = msm_open, - .preclose = msm_preclose, + .postclose = msm_postclose, .lastclose = msm_lastclose, .irq_handler = msm_irq, .irq_preinstall = msm_irq_preinstall, diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index b885c3d5ae4d..28b6f9ba5066 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -191,7 +191,8 @@ void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, int msm_gem_map_vma(struct msm_gem_address_space *aspace, struct msm_gem_vma *vma, struct sg_table *sgt, int npages); -void msm_gem_address_space_destroy(struct msm_gem_address_space *aspace); +void msm_gem_address_space_put(struct msm_gem_address_space *aspace); + struct msm_gem_address_space * msm_gem_address_space_create(struct device *dev, struct iommu_domain *domain, const char *name); diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 59811f29607d..68e509b3b9e4 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -812,6 +812,12 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size = PAGE_ALIGN(size); + /* Disallow zero sized objects as they make the underlying + * infrastructure grumpy + */ + if (size == 0) + return ERR_PTR(-EINVAL); + ret = msm_gem_new_impl(dev, size, flags, NULL, &obj); if (ret) goto fail; diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index 7d529516b332..1b4cf20043ea 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -18,6 +18,7 @@ #ifndef __MSM_GEM_H__ #define __MSM_GEM_H__ +#include <linux/kref.h> #include <linux/reservation.h> #include "msm_drv.h" @@ -31,6 +32,7 @@ struct msm_gem_address_space { */ struct drm_mm mm; struct msm_mmu *mmu; + struct kref kref; }; struct msm_gem_vma { diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index 1172fe7a9252..1c545ebe6a5a 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -404,6 +404,24 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, if (MSM_PIPE_FLAGS(args->flags) & ~MSM_SUBMIT_FLAGS) return -EINVAL; + if (args->flags & MSM_SUBMIT_FENCE_FD_IN) { + in_fence = sync_file_get_fence(args->fence_fd); + + if (!in_fence) + return -EINVAL; + + /* TODO if we get an array-fence due to userspace merging multiple + * fences, we need a way to determine if all the backing fences + * are from our own context.. + */ + + if (in_fence->context != gpu->fctx->context) { + ret = dma_fence_wait(in_fence, true); + if (ret) + return ret; + } + } + ret = mutex_lock_interruptible(&dev->struct_mutex); if (ret) return ret; @@ -431,27 +449,6 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, if (ret) goto out; - if (args->flags & MSM_SUBMIT_FENCE_FD_IN) { - in_fence = sync_file_get_fence(args->fence_fd); - - if (!in_fence) { - ret = -EINVAL; - goto out; - } - - /* TODO if we get an array-fence due to userspace merging multiple - * fences, we need a way to determine if all the backing fences - * are from our own context.. - */ - - if (in_fence->context != gpu->fctx->context) { - ret = dma_fence_wait(in_fence, true); - if (ret) - goto out; - } - - } - if (!(args->fence & MSM_SUBMIT_NO_IMPLICIT)) { ret = submit_fence_sync(submit); if (ret) diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c index b654eca7636a..f285d7e210db 100644 --- a/drivers/gpu/drm/msm/msm_gem_vma.c +++ b/drivers/gpu/drm/msm/msm_gem_vma.c @@ -19,6 +19,25 @@ #include "msm_gem.h" #include "msm_mmu.h" +static void +msm_gem_address_space_destroy(struct kref *kref) +{ + struct msm_gem_address_space *aspace = container_of(kref, + struct msm_gem_address_space, kref); + + drm_mm_takedown(&aspace->mm); + if (aspace->mmu) + aspace->mmu->funcs->destroy(aspace->mmu); + kfree(aspace); +} + + +void msm_gem_address_space_put(struct msm_gem_address_space *aspace) +{ + if (aspace) + kref_put(&aspace->kref, msm_gem_address_space_destroy); +} + void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, struct msm_gem_vma *vma, struct sg_table *sgt) @@ -34,6 +53,8 @@ msm_gem_unmap_vma(struct msm_gem_address_space *aspace, drm_mm_remove_node(&vma->node); vma->iova = 0; + + msm_gem_address_space_put(aspace); } int @@ -57,16 +78,10 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace, size, IOMMU_READ | IOMMU_WRITE); } - return ret; -} + /* Get a reference to the aspace to keep it around */ + kref_get(&aspace->kref); -void -msm_gem_address_space_destroy(struct msm_gem_address_space *aspace) -{ - drm_mm_takedown(&aspace->mm); - if (aspace->mmu) - aspace->mmu->funcs->destroy(aspace->mmu); - kfree(aspace); + return ret; } struct msm_gem_address_space * @@ -85,5 +100,7 @@ msm_gem_address_space_create(struct device *dev, struct iommu_domain *domain, drm_mm_init(&aspace->mm, (domain->geometry.aperture_start >> PAGE_SHIFT), (domain->geometry.aperture_end >> PAGE_SHIFT) - 1); + kref_init(&aspace->kref); + return aspace; } diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 99e05aacbee1..97b9c38c6b3f 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -93,18 +93,18 @@ static int enable_clk(struct msm_gpu *gpu) { int i; - if (gpu->grp_clks[0] && gpu->fast_rate) - clk_set_rate(gpu->grp_clks[0], gpu->fast_rate); + if (gpu->core_clk && gpu->fast_rate) + clk_set_rate(gpu->core_clk, gpu->fast_rate); /* Set the RBBM timer rate to 19.2Mhz */ - if (gpu->grp_clks[2]) - clk_set_rate(gpu->grp_clks[2], 19200000); + if (gpu->rbbmtimer_clk) + clk_set_rate(gpu->rbbmtimer_clk, 19200000); - for (i = ARRAY_SIZE(gpu->grp_clks) - 1; i >= 0; i--) + for (i = gpu->nr_clocks - 1; i >= 0; i--) if (gpu->grp_clks[i]) clk_prepare(gpu->grp_clks[i]); - for (i = ARRAY_SIZE(gpu->grp_clks) - 1; i >= 0; i--) + for (i = gpu->nr_clocks - 1; i >= 0; i--) if (gpu->grp_clks[i]) clk_enable(gpu->grp_clks[i]); @@ -115,19 +115,24 @@ static int disable_clk(struct msm_gpu *gpu) { int i; - for (i = ARRAY_SIZE(gpu->grp_clks) - 1; i >= 0; i--) + for (i = gpu->nr_clocks - 1; i >= 0; i--) if (gpu->grp_clks[i]) clk_disable(gpu->grp_clks[i]); - for (i = ARRAY_SIZE(gpu->grp_clks) - 1; i >= 0; i--) + for (i = gpu->nr_clocks - 1; i >= 0; i--) if (gpu->grp_clks[i]) clk_unprepare(gpu->grp_clks[i]); - if (gpu->grp_clks[0] && gpu->slow_rate) - clk_set_rate(gpu->grp_clks[0], gpu->slow_rate); + /* + * Set the clock to a deliberately low rate. On older targets the clock + * speed had to be non zero to avoid problems. On newer targets this + * will be rounded down to zero anyway so it all works out. + */ + if (gpu->core_clk) + clk_set_rate(gpu->core_clk, 27000000); - if (gpu->grp_clks[2]) - clk_set_rate(gpu->grp_clks[2], 0); + if (gpu->rbbmtimer_clk) + clk_set_rate(gpu->rbbmtimer_clk, 0); return 0; } @@ -152,18 +157,9 @@ static int disable_axi(struct msm_gpu *gpu) int msm_gpu_pm_resume(struct msm_gpu *gpu) { - struct drm_device *dev = gpu->dev; int ret; - DBG("%s: active_cnt=%d", gpu->name, gpu->active_cnt); - - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - - if (gpu->active_cnt++ > 0) - return 0; - - if (WARN_ON(gpu->active_cnt <= 0)) - return -EINVAL; + DBG("%s", gpu->name); ret = enable_pwrrail(gpu); if (ret) @@ -177,23 +173,16 @@ int msm_gpu_pm_resume(struct msm_gpu *gpu) if (ret) return ret; + gpu->needs_hw_init = true; + return 0; } int msm_gpu_pm_suspend(struct msm_gpu *gpu) { - struct drm_device *dev = gpu->dev; int ret; - DBG("%s: active_cnt=%d", gpu->name, gpu->active_cnt); - - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - - if (--gpu->active_cnt > 0) - return 0; - - if (WARN_ON(gpu->active_cnt < 0)) - return -EINVAL; + DBG("%s", gpu->name); ret = disable_axi(gpu); if (ret) @@ -210,53 +199,20 @@ int msm_gpu_pm_suspend(struct msm_gpu *gpu) return 0; } -/* - * Inactivity detection (for suspend): - */ - -static void inactive_worker(struct work_struct *work) +int msm_gpu_hw_init(struct msm_gpu *gpu) { - struct msm_gpu *gpu = container_of(work, struct msm_gpu, inactive_work); - struct drm_device *dev = gpu->dev; - - if (gpu->inactive) - return; - - DBG("%s: inactive!\n", gpu->name); - mutex_lock(&dev->struct_mutex); - if (!(msm_gpu_active(gpu) || gpu->inactive)) { - disable_axi(gpu); - disable_clk(gpu); - gpu->inactive = true; - } - mutex_unlock(&dev->struct_mutex); -} + int ret; -static void inactive_handler(unsigned long data) -{ - struct msm_gpu *gpu = (struct msm_gpu *)data; - struct msm_drm_private *priv = gpu->dev->dev_private; + if (!gpu->needs_hw_init) + return 0; - queue_work(priv->wq, &gpu->inactive_work); -} + disable_irq(gpu->irq); + ret = gpu->funcs->hw_init(gpu); + if (!ret) + gpu->needs_hw_init = false; + enable_irq(gpu->irq); -/* cancel inactive timer and make sure we are awake: */ -static void inactive_cancel(struct msm_gpu *gpu) -{ - DBG("%s", gpu->name); - del_timer(&gpu->inactive_timer); - if (gpu->inactive) { - enable_clk(gpu); - enable_axi(gpu); - gpu->inactive = false; - } -} - -static void inactive_start(struct msm_gpu *gpu) -{ - DBG("%s", gpu->name); - mod_timer(&gpu->inactive_timer, - round_jiffies_up(jiffies + DRM_MSM_INACTIVE_JIFFIES)); + return ret; } /* @@ -296,8 +252,9 @@ static void recover_worker(struct work_struct *work) /* retire completed submits, plus the one that hung: */ retire_submits(gpu); - inactive_cancel(gpu); + pm_runtime_get_sync(&gpu->pdev->dev); gpu->funcs->recover(gpu); + pm_runtime_put_sync(&gpu->pdev->dev); /* replay the remaining submits after the one that hung: */ list_for_each_entry(submit, &gpu->submit_list, node) { @@ -400,6 +357,8 @@ void msm_gpu_perfcntr_start(struct msm_gpu *gpu) { unsigned long flags; + pm_runtime_get_sync(&gpu->pdev->dev); + spin_lock_irqsave(&gpu->perf_lock, flags); /* we could dynamically enable/disable perfcntr registers too.. */ gpu->last_sample.active = msm_gpu_active(gpu); @@ -413,6 +372,7 @@ void msm_gpu_perfcntr_start(struct msm_gpu *gpu) void msm_gpu_perfcntr_stop(struct msm_gpu *gpu) { gpu->perfcntr_active = false; + pm_runtime_put_sync(&gpu->pdev->dev); } /* returns -errno or # of cntrs sampled */ @@ -458,6 +418,8 @@ static void retire_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) drm_gem_object_unreference(&msm_obj->base); } + pm_runtime_mark_last_busy(&gpu->pdev->dev); + pm_runtime_put_autosuspend(&gpu->pdev->dev); msm_gem_submit_free(submit); } @@ -492,9 +454,6 @@ static void retire_worker(struct work_struct *work) mutex_lock(&dev->struct_mutex); retire_submits(gpu); mutex_unlock(&dev->struct_mutex); - - if (!msm_gpu_active(gpu)) - inactive_start(gpu); } /* call from irq handler to schedule work to retire bo's */ @@ -515,7 +474,9 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - inactive_cancel(gpu); + pm_runtime_get_sync(&gpu->pdev->dev); + + msm_gpu_hw_init(gpu); list_add_tail(&submit->node, &gpu->submit_list); @@ -559,16 +520,52 @@ static irqreturn_t irq_handler(int irq, void *data) return gpu->funcs->irq(gpu); } -static const char *clk_names[] = { - "core", "iface", "rbbmtimer", "mem", "mem_iface", "alt_mem_iface", -}; +static struct clk *get_clock(struct device *dev, const char *name) +{ + struct clk *clk = devm_clk_get(dev, name); + + return IS_ERR(clk) ? NULL : clk; +} + +static int get_clocks(struct platform_device *pdev, struct msm_gpu *gpu) +{ + struct device *dev = &pdev->dev; + struct property *prop; + const char *name; + int i = 0; + + gpu->nr_clocks = of_property_count_strings(dev->of_node, "clock-names"); + if (gpu->nr_clocks < 1) { + gpu->nr_clocks = 0; + return 0; + } + + gpu->grp_clks = devm_kcalloc(dev, sizeof(struct clk *), gpu->nr_clocks, + GFP_KERNEL); + if (!gpu->grp_clks) + return -ENOMEM; + + of_property_for_each_string(dev->of_node, "clock-names", prop, name) { + gpu->grp_clks[i] = get_clock(dev, name); + + /* Remember the key clocks that we need to control later */ + if (!strcmp(name, "core")) + gpu->core_clk = gpu->grp_clks[i]; + else if (!strcmp(name, "rbbmtimer")) + gpu->rbbmtimer_clk = gpu->grp_clks[i]; + + ++i; + } + + return 0; +} int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, struct msm_gpu *gpu, const struct msm_gpu_funcs *funcs, const char *name, const char *ioname, const char *irqname, int ringsz) { struct iommu_domain *iommu; - int i, ret; + int ret; if (WARN_ON(gpu->num_perfcntrs > ARRAY_SIZE(gpu->last_cntrs))) gpu->num_perfcntrs = ARRAY_SIZE(gpu->last_cntrs); @@ -576,7 +573,6 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, gpu->dev = drm; gpu->funcs = funcs; gpu->name = name; - gpu->inactive = true; gpu->fctx = msm_fence_context_alloc(drm, name); if (IS_ERR(gpu->fctx)) { ret = PTR_ERR(gpu->fctx); @@ -586,19 +582,15 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, INIT_LIST_HEAD(&gpu->active_list); INIT_WORK(&gpu->retire_work, retire_worker); - INIT_WORK(&gpu->inactive_work, inactive_worker); INIT_WORK(&gpu->recover_work, recover_worker); INIT_LIST_HEAD(&gpu->submit_list); - setup_timer(&gpu->inactive_timer, inactive_handler, - (unsigned long)gpu); setup_timer(&gpu->hangcheck_timer, hangcheck_handler, (unsigned long)gpu); spin_lock_init(&gpu->perf_lock); - BUG_ON(ARRAY_SIZE(clk_names) != ARRAY_SIZE(gpu->grp_clks)); /* Map registers: */ gpu->mmio = msm_ioremap(pdev, ioname, name); @@ -622,13 +614,9 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, goto fail; } - /* Acquire clocks: */ - for (i = 0; i < ARRAY_SIZE(clk_names); i++) { - gpu->grp_clks[i] = msm_clk_get(pdev, clk_names[i]); - DBG("grp_clks[%s]: %p", clk_names[i], gpu->grp_clks[i]); - if (IS_ERR(gpu->grp_clks[i])) - gpu->grp_clks[i] = NULL; - } + ret = get_clocks(pdev, gpu); + if (ret) + goto fail; gpu->ebi1_clk = msm_clk_get(pdev, "bus"); DBG("ebi1_clk: %p", gpu->ebi1_clk); @@ -684,6 +672,9 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, goto fail; } + gpu->pdev = pdev; + platform_set_drvdata(pdev, gpu); + bs_init(gpu); return 0; @@ -706,9 +697,6 @@ void msm_gpu_cleanup(struct msm_gpu *gpu) msm_ringbuffer_destroy(gpu->rb); } - if (gpu->aspace) - msm_gem_address_space_destroy(gpu->aspace); - if (gpu->fctx) msm_fence_context_free(gpu->fctx); } diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index c4c39d3272c7..aa3241000455 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -64,6 +64,7 @@ struct msm_gpu_funcs { struct msm_gpu { const char *name; struct drm_device *dev; + struct platform_device *pdev; const struct msm_gpu_funcs *funcs; /* performance counters (hw & sw): */ @@ -88,9 +89,8 @@ struct msm_gpu { /* fencing: */ struct msm_fence_context *fctx; - /* is gpu powered/active? */ - int active_cnt; - bool inactive; + /* does gpu need hw_init? */ + bool needs_hw_init; /* worker for handling active-list retiring: */ struct work_struct retire_work; @@ -103,8 +103,10 @@ struct msm_gpu { /* Power Control: */ struct regulator *gpu_reg, *gpu_cx; - struct clk *ebi1_clk, *grp_clks[6]; - uint32_t fast_rate, slow_rate, bus_freq; + struct clk **grp_clks; + int nr_clocks; + struct clk *ebi1_clk, *core_clk, *rbbmtimer_clk; + uint32_t fast_rate, bus_freq; #ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING struct msm_bus_scale_pdata *bus_scale_table; @@ -114,9 +116,7 @@ struct msm_gpu { /* Hang and Inactivity Detection: */ #define DRM_MSM_INACTIVE_PERIOD 66 /* in ms (roughly four frames) */ -#define DRM_MSM_INACTIVE_JIFFIES msecs_to_jiffies(DRM_MSM_INACTIVE_PERIOD) - struct timer_list inactive_timer; - struct work_struct inactive_work; + #define DRM_MSM_HANGCHECK_PERIOD 500 /* in ms */ #define DRM_MSM_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_MSM_HANGCHECK_PERIOD) struct timer_list hangcheck_timer; @@ -196,6 +196,8 @@ static inline void gpu_write64(struct msm_gpu *gpu, u32 lo, u32 hi, u64 val) int msm_gpu_pm_suspend(struct msm_gpu *gpu); int msm_gpu_pm_resume(struct msm_gpu *gpu); +int msm_gpu_hw_init(struct msm_gpu *gpu); + void msm_gpu_perfcntr_start(struct msm_gpu *gpu); void msm_gpu_perfcntr_stop(struct msm_gpu *gpu); int msm_gpu_perfcntr_sample(struct msm_gpu *gpu, uint32_t *activetime, diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c index 7f5779daf5c8..b23d33622f37 100644 --- a/drivers/gpu/drm/msm/msm_iommu.c +++ b/drivers/gpu/drm/msm/msm_iommu.c @@ -38,78 +38,47 @@ static int msm_iommu_attach(struct msm_mmu *mmu, const char * const *names, int cnt) { struct msm_iommu *iommu = to_msm_iommu(mmu); - return iommu_attach_device(iommu->domain, mmu->dev); + int ret; + + pm_runtime_get_sync(mmu->dev); + ret = iommu_attach_device(iommu->domain, mmu->dev); + pm_runtime_put_sync(mmu->dev); + + return ret; } static void msm_iommu_detach(struct msm_mmu *mmu, const char * const *names, int cnt) { struct msm_iommu *iommu = to_msm_iommu(mmu); + + pm_runtime_get_sync(mmu->dev); iommu_detach_device(iommu->domain, mmu->dev); + pm_runtime_put_sync(mmu->dev); } static int msm_iommu_map(struct msm_mmu *mmu, uint64_t iova, struct sg_table *sgt, unsigned len, int prot) { struct msm_iommu *iommu = to_msm_iommu(mmu); - struct iommu_domain *domain = iommu->domain; - struct scatterlist *sg; - unsigned long da = iova; - unsigned int i, j; - int ret; - - if (!domain || !sgt) - return -EINVAL; - - for_each_sg(sgt->sgl, sg, sgt->nents, i) { - dma_addr_t pa = sg_phys(sg) - sg->offset; - size_t bytes = sg->length + sg->offset; - - VERB("map[%d]: %08lx %08lx(%zx)", i, da, (unsigned long)pa, bytes); + size_t ret; - ret = iommu_map(domain, da, pa, bytes, prot); - if (ret) - goto fail; +// pm_runtime_get_sync(mmu->dev); + ret = iommu_map_sg(iommu->domain, iova, sgt->sgl, sgt->nents, prot); +// pm_runtime_put_sync(mmu->dev); + WARN_ON(ret < 0); - da += bytes; - } - - return 0; - -fail: - da = iova; - - for_each_sg(sgt->sgl, sg, i, j) { - size_t bytes = sg->length + sg->offset; - iommu_unmap(domain, da, bytes); - da += bytes; - } - return ret; + return (ret == len) ? 0 : -EINVAL; } static int msm_iommu_unmap(struct msm_mmu *mmu, uint64_t iova, struct sg_table *sgt, unsigned len) { struct msm_iommu *iommu = to_msm_iommu(mmu); - struct iommu_domain *domain = iommu->domain; - struct scatterlist *sg; - unsigned long da = iova; - int i; - - for_each_sg(sgt->sgl, sg, sgt->nents, i) { - size_t bytes = sg->length + sg->offset; - size_t unmapped; - - unmapped = iommu_unmap(domain, da, bytes); - if (unmapped < bytes) - return unmapped; - - VERB("unmap[%d]: %08lx(%zx)", i, da, bytes); - - BUG_ON(!PAGE_ALIGNED(bytes)); - da += bytes; - } + pm_runtime_get_sync(mmu->dev); + iommu_unmap(iommu->domain, iova, len); + pm_runtime_put_sync(mmu->dev); return 0; } diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c index 3df7322fd74e..0e81faab2c50 100644 --- a/drivers/gpu/drm/msm/msm_rd.c +++ b/drivers/gpu/drm/msm/msm_rd.c @@ -322,7 +322,7 @@ void msm_rd_dump_submit(struct msm_gem_submit *submit) } for (i = 0; i < submit->nr_cmds; i++) { - uint32_t iova = submit->cmd[i].iova; + uint64_t iova = submit->cmd[i].iova; uint32_t szd = submit->cmd[i].size; /* in dwords */ /* snapshot cmdstream bo's (if we haven't already): */ @@ -341,7 +341,7 @@ void msm_rd_dump_submit(struct msm_gem_submit *submit) case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: case MSM_SUBMIT_CMD_BUF: rd_write_section(rd, RD_CMDSTREAM_ADDR, - (uint32_t[2]){ iova, szd }, 8); + (uint32_t[3]){ iova, szd, iova >> 32 }, 12); break; } } diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/msgqueue.h b/drivers/gpu/drm/nouveau/include/nvkm/core/msgqueue.h index fac0824197f1..bf3e532665fb 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/msgqueue.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/msgqueue.h @@ -22,17 +22,14 @@ #ifndef __NVKM_CORE_MSGQUEUE_H #define __NVKM_CORE_MSGQUEUE_H - -#include <core/os.h> - -struct nvkm_falcon; +#include <subdev/secboot.h> struct nvkm_msgqueue; -enum nvkm_secboot_falcon; /* Hopefully we will never have firmware arguments larger than that... */ #define NVKM_MSGQUEUE_CMDLINE_SIZE 0x100 -int nvkm_msgqueue_new(u32, struct nvkm_falcon *, struct nvkm_msgqueue **); +int nvkm_msgqueue_new(u32, struct nvkm_falcon *, const struct nvkm_secboot *, + struct nvkm_msgqueue **); void nvkm_msgqueue_del(struct nvkm_msgqueue **); void nvkm_msgqueue_recv(struct nvkm_msgqueue *); int nvkm_msgqueue_reinit(struct nvkm_msgqueue *); @@ -41,7 +38,6 @@ int nvkm_msgqueue_reinit(struct nvkm_msgqueue *); void nvkm_msgqueue_write_cmdline(struct nvkm_msgqueue *, void *); /* interface to ACR unit running on falcon (NVIDIA signed firmware) */ -int nvkm_msgqueue_acr_boot_falcon(struct nvkm_msgqueue *, - enum nvkm_secboot_falcon); +int nvkm_msgqueue_acr_boot_falcons(struct nvkm_msgqueue *, unsigned long); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h index e5c9b6268dcc..7c7d91cad09a 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h @@ -42,6 +42,10 @@ struct nvkm_device_tegra_func { * Whether the chip requires a reference clock */ bool require_ref_clk; + /* + * Whether the chip requires the VDD regulator + */ + bool require_vdd; }; int nvkm_device_tegra_new(const struct nvkm_device_tegra_func *, diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h index 24efa900d8ca..f00527b36acc 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h @@ -68,4 +68,5 @@ int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); int gp100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); +int gp10b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h index 0a636833e0eb..c7944b19bed8 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h @@ -44,4 +44,6 @@ int gm200_gr_new(struct nvkm_device *, int, struct nvkm_gr **); int gm20b_gr_new(struct nvkm_device *, int, struct nvkm_gr **); int gp100_gr_new(struct nvkm_device *, int, struct nvkm_gr **); int gp102_gr_new(struct nvkm_device *, int, struct nvkm_gr **); +int gp107_gr_new(struct nvkm_device *, int, struct nvkm_gr **); +int gp10b_gr_new(struct nvkm_device *, int, struct nvkm_gr **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h index 891497a0fe3b..28d513fbf44c 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h @@ -97,6 +97,7 @@ int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gm20b_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gp100_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gp102_fb_new(struct nvkm_device *, int, struct nvkm_fb **); +int gp10b_fb_new(struct nvkm_device *, int, struct nvkm_fb **); #include <subdev/bios.h> #include <subdev/bios/ramcfg.h> diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h index c4ecf255ff39..6e2b70bd2f41 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h @@ -7,4 +7,5 @@ int gf117_ibus_new(struct nvkm_device *, int, struct nvkm_subdev **); int gk104_ibus_new(struct nvkm_device *, int, struct nvkm_subdev **); int gk20a_ibus_new(struct nvkm_device *, int, struct nvkm_subdev **); int gm200_ibus_new(struct nvkm_device *, int, struct nvkm_subdev **); +int gp10b_ibus_new(struct nvkm_device *, int, struct nvkm_subdev **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h index e68ba636741b..58f10890c3b6 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h @@ -29,4 +29,5 @@ int gf100_mc_new(struct nvkm_device *, int, struct nvkm_mc **); int gk104_mc_new(struct nvkm_device *, int, struct nvkm_mc **); int gk20a_mc_new(struct nvkm_device *, int, struct nvkm_mc **); int gp100_mc_new(struct nvkm_device *, int, struct nvkm_mc **); +int gp10b_mc_new(struct nvkm_device *, int, struct nvkm_mc **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h index d6a4bdb6573b..59f3ba551681 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h @@ -55,10 +55,11 @@ struct nvkm_secboot { #define nvkm_secboot(p) container_of((p), struct nvkm_secboot, subdev) bool nvkm_secboot_is_managed(struct nvkm_secboot *, enum nvkm_secboot_falcon); -int nvkm_secboot_reset(struct nvkm_secboot *, enum nvkm_secboot_falcon); +int nvkm_secboot_reset(struct nvkm_secboot *, unsigned long); int gm200_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); int gm20b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); int gp102_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); +int gp10b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **); #endif diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 548f36d33924..e427f80344c4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -1574,6 +1574,7 @@ struct ttm_bo_driver nouveau_bo_driver = { .fault_reserve_notify = &nouveau_ttm_fault_reserve_notify, .io_mem_reserve = &nouveau_ttm_io_mem_reserve, .io_mem_free = &nouveau_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; struct nvkm_vma * diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 6104f61b00fc..21b10f9840c9 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -111,7 +111,7 @@ nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos, }; struct nouveau_display *disp = nouveau_display(crtc->dev); struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)]; - int ret, retry = 1; + int ret, retry = 20; do { ret = nvif_mthd(&disp->disp, 0, &args, sizeof(args)); diff --git a/drivers/gpu/drm/nouveau/nouveau_platform.c b/drivers/gpu/drm/nouveau/nouveau_platform.c index 4c4cc2260257..1ada186fab77 100644 --- a/drivers/gpu/drm/nouveau/nouveau_platform.c +++ b/drivers/gpu/drm/nouveau/nouveau_platform.c @@ -53,13 +53,21 @@ static int nouveau_platform_remove(struct platform_device *pdev) #if IS_ENABLED(CONFIG_OF) static const struct nvkm_device_tegra_func gk20a_platform_data = { .iommu_bit = 34, + .require_vdd = true, }; static const struct nvkm_device_tegra_func gm20b_platform_data = { .iommu_bit = 34, + .require_vdd = true, .require_ref_clk = true, }; +static const struct nvkm_device_tegra_func gp10b_platform_data = { + .iommu_bit = 36, + /* power provided by generic PM domains */ + .require_vdd = false, +}; + static const struct of_device_id nouveau_platform_match[] = { { .compatible = "nvidia,gk20a", @@ -69,6 +77,10 @@ static const struct of_device_id nouveau_platform_match[] = { .compatible = "nvidia,gm20b", .data = &gm20b_platform_data, }, + { + .compatible = "nvidia,gp10b", + .data = &gp10b_platform_data, + }, { } }; diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index bf504788bce6..0e58537352fe 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -1002,7 +1002,6 @@ nv50_wndw_atomic_destroy_state(struct drm_plane *plane, { struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); __drm_atomic_helper_plane_destroy_state(&asyw->state); - dma_fence_put(asyw->state.fence); kfree(asyw); } @@ -1014,7 +1013,6 @@ nv50_wndw_atomic_duplicate_state(struct drm_plane *plane) if (!(asyw = kmalloc(sizeof(*asyw), GFP_KERNEL))) return NULL; __drm_atomic_helper_plane_duplicate_state(plane, &asyw->state); - asyw->state.fence = NULL; asyw->interval = 1; asyw->sema = armw->sema; asyw->ntfy = armw->ntfy; @@ -2043,6 +2041,7 @@ nv50_head_atomic_check_mode(struct nv50_head *head, struct nv50_head_atom *asyh) u32 vbackp = (mode->vtotal - mode->vsync_end) * vscan / ilace; u32 hfrontp = mode->hsync_start - mode->hdisplay; u32 vfrontp = (mode->vsync_start - mode->vdisplay) * vscan / ilace; + u32 blankus; struct nv50_head_mode *m = &asyh->mode; m->h.active = mode->htotal; @@ -2056,9 +2055,10 @@ nv50_head_atomic_check_mode(struct nv50_head *head, struct nv50_head_atom *asyh) m->v.blanks = m->v.active - vfrontp - 1; /*XXX: Safe underestimate, even "0" works */ - m->v.blankus = (m->v.active - mode->vdisplay - 2) * m->h.active; - m->v.blankus *= 1000; - m->v.blankus /= mode->clock; + blankus = (m->v.active - mode->vdisplay - 2) * m->h.active; + blankus *= 1000; + blankus /= mode->clock; + m->v.blankus = blankus; if (mode->flags & DRM_MODE_FLAG_INTERLACE) { m->v.blank2e = m->v.active + m->v.synce + vbackp; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index 1076949b802a..b690bc12a5b7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -714,7 +714,7 @@ nv4a_chipset = { .i2c = nv04_i2c_new, .imem = nv40_instmem_new, .mc = nv44_mc_new, - .mmu = nv44_mmu_new, + .mmu = nv04_mmu_new, .pci = nv40_pci_new, .therm = nv40_therm_new, .timer = nv41_timer_new, @@ -2201,8 +2201,6 @@ nv132_chipset = { .mc = gp100_mc_new, .mmu = gf100_mmu_new, .secboot = gp102_secboot_new, - .sec2 = gp102_sec2_new, - .nvdec = gp102_nvdec_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, .timer = gk20a_timer_new, @@ -2215,6 +2213,8 @@ nv132_chipset = { .dma = gf119_dma_new, .fifo = gp100_fifo_new, .gr = gp102_gr_new, + .nvdec = gp102_nvdec_new, + .sec2 = gp102_sec2_new, .sw = gf100_sw_new, }; @@ -2235,8 +2235,6 @@ nv134_chipset = { .mc = gp100_mc_new, .mmu = gf100_mmu_new, .secboot = gp102_secboot_new, - .sec2 = gp102_sec2_new, - .nvdec = gp102_nvdec_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, .timer = gk20a_timer_new, @@ -2249,6 +2247,8 @@ nv134_chipset = { .dma = gf119_dma_new, .fifo = gp100_fifo_new, .gr = gp102_gr_new, + .nvdec = gp102_nvdec_new, + .sec2 = gp102_sec2_new, .sw = gf100_sw_new, }; @@ -2269,8 +2269,6 @@ nv136_chipset = { .mc = gp100_mc_new, .mmu = gf100_mmu_new, .secboot = gp102_secboot_new, - .sec2 = gp102_sec2_new, - .nvdec = gp102_nvdec_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, .timer = gk20a_timer_new, @@ -2283,6 +2281,65 @@ nv136_chipset = { .dma = gf119_dma_new, .fifo = gp100_fifo_new, .gr = gp102_gr_new, + .nvdec = gp102_nvdec_new, + .sec2 = gp102_sec2_new, + .sw = gf100_sw_new, +}; + +static const struct nvkm_device_chip +nv137_chipset = { + .name = "GP107", + .bar = gf100_bar_new, + .bios = nvkm_bios_new, + .bus = gf100_bus_new, + .devinit = gm200_devinit_new, + .fb = gp102_fb_new, + .fuse = gm107_fuse_new, + .gpio = gk104_gpio_new, + .i2c = gm200_i2c_new, + .ibus = gm200_ibus_new, + .imem = nv50_instmem_new, + .ltc = gp100_ltc_new, + .mc = gp100_mc_new, + .mmu = gf100_mmu_new, + .secboot = gp102_secboot_new, + .pci = gp100_pci_new, + .pmu = gp102_pmu_new, + .timer = gk20a_timer_new, + .top = gk104_top_new, + .ce[0] = gp102_ce_new, + .ce[1] = gp102_ce_new, + .ce[2] = gp102_ce_new, + .ce[3] = gp102_ce_new, + .disp = gp102_disp_new, + .dma = gf119_dma_new, + .fifo = gp100_fifo_new, + .gr = gp107_gr_new, + .nvdec = gp102_nvdec_new, + .sec2 = gp102_sec2_new, + .sw = gf100_sw_new, +}; + +static const struct nvkm_device_chip +nv13b_chipset = { + .name = "GP10B", + .bar = gk20a_bar_new, + .bus = gf100_bus_new, + .fb = gp10b_fb_new, + .fuse = gm107_fuse_new, + .ibus = gp10b_ibus_new, + .imem = gk20a_instmem_new, + .ltc = gp100_ltc_new, + .mc = gp10b_mc_new, + .mmu = gf100_mmu_new, + .secboot = gp10b_secboot_new, + .pmu = gm20b_pmu_new, + .timer = gk20a_timer_new, + .top = gk104_top_new, + .ce[2] = gp102_ce_new, + .dma = gf119_dma_new, + .fifo = gp10b_fifo_new, + .gr = gp10b_gr_new, .sw = gf100_sw_new, }; @@ -2724,6 +2781,8 @@ nvkm_device_ctor(const struct nvkm_device_func *func, case 0x132: device->chip = &nv132_chipset; break; case 0x134: device->chip = &nv134_chipset; break; case 0x136: device->chip = &nv136_chipset; break; + case 0x137: device->chip = &nv137_chipset; break; + case 0x13b: device->chip = &nv13b_chipset; break; default: nvdev_error(device, "unknown chipset (%08x)\n", boot0); goto done; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index f2bc0b7d9b93..6474bd2a6d07 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -28,9 +28,11 @@ nvkm_device_tegra_power_up(struct nvkm_device_tegra *tdev) { int ret; - ret = regulator_enable(tdev->vdd); - if (ret) - goto err_power; + if (tdev->vdd) { + ret = regulator_enable(tdev->vdd); + if (ret) + goto err_power; + } ret = clk_prepare_enable(tdev->clk); if (ret) @@ -67,7 +69,8 @@ err_clk_pwr: err_clk_ref: clk_disable_unprepare(tdev->clk); err_clk: - regulator_disable(tdev->vdd); + if (tdev->vdd) + regulator_disable(tdev->vdd); err_power: return ret; } @@ -75,6 +78,8 @@ err_power: static int nvkm_device_tegra_power_down(struct nvkm_device_tegra *tdev) { + int ret; + reset_control_assert(tdev->rst); udelay(10); @@ -84,7 +89,13 @@ nvkm_device_tegra_power_down(struct nvkm_device_tegra *tdev) clk_disable_unprepare(tdev->clk); udelay(10); - return regulator_disable(tdev->vdd); + if (tdev->vdd) { + ret = regulator_disable(tdev->vdd); + if (ret) + return ret; + } + + return 0; } static void @@ -264,10 +275,12 @@ nvkm_device_tegra_new(const struct nvkm_device_tegra_func *func, tdev->func = func; tdev->pdev = pdev; - tdev->vdd = devm_regulator_get(&pdev->dev, "vdd"); - if (IS_ERR(tdev->vdd)) { - ret = PTR_ERR(tdev->vdd); - goto free; + if (func->require_vdd) { + tdev->vdd = devm_regulator_get(&pdev->dev, "vdd"); + if (IS_ERR(tdev->vdd)) { + ret = PTR_ERR(tdev->vdd); + goto free; + } } tdev->rst = devm_reset_control_get(&pdev->dev, "gpu"); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild index 98651a43bc12..64e51838edf8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild @@ -14,6 +14,7 @@ nvkm-y += nvkm/engine/fifo/gm107.o nvkm-y += nvkm/engine/fifo/gm200.o nvkm-y += nvkm/engine/fifo/gm20b.o nvkm-y += nvkm/engine/fifo/gp100.o +nvkm-y += nvkm/engine/fifo/gp10b.o nvkm-y += nvkm/engine/fifo/chan.o nvkm-y += nvkm/engine/fifo/channv50.o diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv40.c index 0ec179fc40a1..5f722c6e8a2f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv40.c @@ -44,6 +44,8 @@ nv40_fifo_dma_engine(struct nvkm_engine *engine, u32 *reg, u32 *ctx) *ctx = 0x38; return true; case NVKM_ENGINE_MPEG: + if (engine->subdev.device->chipset < 0x44) + return false; *reg = 0x00330c; *ctx = 0x54; return true; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h index 679f3ec311e9..44bff98d6725 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h @@ -83,4 +83,5 @@ extern const struct nvkm_enum gk104_fifo_fault_hubclient[]; extern const struct nvkm_enum gk104_fifo_fault_gpcclient[]; extern const struct nvkm_enum gm107_fifo_fault_engine[]; +extern const struct nvkm_enum gp100_fifo_fault_engine[]; #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.c index b2635aea9f6e..41f16cf5a918 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.c @@ -24,7 +24,7 @@ #include "gk104.h" #include "changk104.h" -static const struct nvkm_enum +const struct nvkm_enum gp100_fifo_fault_engine[] = { { 0x01, "DISPLAY" }, { 0x03, "IFB", NULL, NVKM_ENGINE_IFB }, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp10b.c new file mode 100644 index 000000000000..4af96c3e69ff --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp10b.c @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ +#include "gk104.h" +#include "changk104.h" + +static const struct gk104_fifo_func +gp10b_fifo = { + .fault.engine = gp100_fifo_fault_engine, + .fault.reason = gk104_fifo_fault_reason, + .fault.hubclient = gk104_fifo_fault_hubclient, + .fault.gpcclient = gk104_fifo_fault_gpcclient, + .chan = { + &gp100_fifo_gpfifo_oclass, + NULL + }, +}; + +int +gp10b_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo) +{ + return gk104_fifo_new_(&gp10b_fifo, device, index, 512, pfifo); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/gr/Kbuild index 2938ad5aca40..8a22558b7b52 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/Kbuild @@ -33,6 +33,8 @@ nvkm-y += nvkm/engine/gr/gm200.o nvkm-y += nvkm/engine/gr/gm20b.o nvkm-y += nvkm/engine/gr/gp100.o nvkm-y += nvkm/engine/gr/gp102.o +nvkm-y += nvkm/engine/gr/gp107.o +nvkm-y += nvkm/engine/gr/gp10b.o nvkm-y += nvkm/engine/gr/ctxnv40.o nvkm-y += nvkm/engine/gr/ctxnv50.o @@ -52,3 +54,4 @@ nvkm-y += nvkm/engine/gr/ctxgm200.o nvkm-y += nvkm/engine/gr/ctxgm20b.o nvkm-y += nvkm/engine/gr/ctxgp100.o nvkm-y += nvkm/engine/gr/ctxgp102.o +nvkm-y += nvkm/engine/gr/ctxgp107.o diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h index 0ae032fa2909..017180d147cf 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h @@ -106,6 +106,9 @@ void gp100_grctx_generate_main(struct gf100_gr *, struct gf100_grctx *); void gp100_grctx_generate_pagepool(struct gf100_grctx *); extern const struct gf100_grctx_func gp102_grctx; +void gp102_grctx_generate_attrib(struct gf100_grctx *); + +extern const struct gf100_grctx_func gp107_grctx; /* context init value lists */ diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c index ee26d64af73a..80b7ab0bee3a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c @@ -29,7 +29,7 @@ * PGRAPH context implementation ******************************************************************************/ -static void +void gp102_grctx_generate_attrib(struct gf100_grctx *info) { struct gf100_gr *gr = info->gr; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp107.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp107.c new file mode 100644 index 000000000000..8da91a0b3bd2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp107.c @@ -0,0 +1,47 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include "ctxgf100.h" + +#include <subdev/fb.h> + +/******************************************************************************* + * PGRAPH context implementation + ******************************************************************************/ + +const struct gf100_grctx_func +gp107_grctx = { + .main = gp100_grctx_generate_main, + .unkn = gk104_grctx_generate_unkn, + .bundle = gm107_grctx_generate_bundle, + .bundle_size = 0x3000, + .bundle_min_gpm_fifo_depth = 0x180, + .bundle_token_limit = 0x300, + .pagepool = gp100_grctx_generate_pagepool, + .pagepool_size = 0x20000, + .attrib = gp102_grctx_generate_attrib, + .attrib_nr_max = 0x15de, + .attrib_nr = 0x540, + .alpha_nr_max = 0xc00, + .alpha_nr = 0x800, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c index a4410ef19db5..99689f4de502 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c @@ -1463,25 +1463,27 @@ gf100_gr_init_ctxctl_ext(struct gf100_gr *gr) struct nvkm_subdev *subdev = &gr->base.engine.subdev; struct nvkm_device *device = subdev->device; struct nvkm_secboot *sb = device->secboot; - int ret = 0; + u32 secboot_mask = 0; /* load fuc microcode */ nvkm_mc_unk260(device, 0); /* securely-managed falcons must be reset using secure boot */ if (nvkm_secboot_is_managed(sb, NVKM_SECBOOT_FALCON_FECS)) - ret = nvkm_secboot_reset(sb, NVKM_SECBOOT_FALCON_FECS); + secboot_mask |= BIT(NVKM_SECBOOT_FALCON_FECS); else gf100_gr_init_fw(gr->fecs, &gr->fuc409c, &gr->fuc409d); - if (ret) - return ret; if (nvkm_secboot_is_managed(sb, NVKM_SECBOOT_FALCON_GPCCS)) - ret = nvkm_secboot_reset(sb, NVKM_SECBOOT_FALCON_GPCCS); + secboot_mask |= BIT(NVKM_SECBOOT_FALCON_GPCCS); else gf100_gr_init_fw(gr->gpccs, &gr->fuc41ac, &gr->fuc41ad); - if (ret) - return ret; + + if (secboot_mask != 0) { + int ret = nvkm_secboot_reset(sb, secboot_mask); + if (ret) + return ret; + } nvkm_mc_unk260(device, 1); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h index 1d2101af2a87..a36e45a4a635 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h @@ -125,6 +125,7 @@ struct gf100_gr_func { void (*init_rop_active_fbps)(struct gf100_gr *); void (*init_ppc_exceptions)(struct gf100_gr *); void (*init_swdx_pes_mask)(struct gf100_gr *); + void (*init_num_active_ltcs)(struct gf100_gr *); void (*set_hww_esr_report_mask)(struct gf100_gr *); const struct gf100_gr_pack *mmio; struct { @@ -301,4 +302,8 @@ extern const struct gf100_gr_init gm107_gr_init_cbm_0[]; void gm107_gr_init_bios(struct gf100_gr *); void gm200_gr_init_gpc_mmu(struct gf100_gr *); + +void gp100_gr_init_num_active_ltcs(struct gf100_gr *gr); + +void gp102_gr_init_swdx_pes_mask(struct gf100_gr *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c index 94ed7debb714..867a5f7cc5bc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c @@ -40,6 +40,15 @@ gp100_gr_init_rop_active_fbps(struct gf100_gr *gr) nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */ } +void +gp100_gr_init_num_active_ltcs(struct gf100_gr *gr) +{ + struct nvkm_device *device = gr->base.engine.subdev.device; + + nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800)); + nvkm_wr32(device, GPC_BCAST(0x033c), nvkm_rd32(device, 0x100804)); +} + int gp100_gr_init(struct gf100_gr *gr) { @@ -81,8 +90,7 @@ gp100_gr_init(struct gf100_gr *gr) } nvkm_wr32(device, GPC_BCAST(0x3fd4), magicgpc918); - nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800)); - nvkm_wr32(device, GPC_BCAST(0x033c), nvkm_rd32(device, 0x100804)); + gr->func->init_num_active_ltcs(gr); gr->func->init_rop_active_fbps(gr); if (gr->func->init_swdx_pes_mask) @@ -154,6 +162,7 @@ gp100_gr = { .init_gpc_mmu = gm200_gr_init_gpc_mmu, .init_rop_active_fbps = gp100_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, + .init_num_active_ltcs = gp100_gr_init_num_active_ltcs, .rops = gm200_gr_rops, .ppc_nr = 2, .grctx = &gp100_grctx, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp102.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp102.c index 1d5117a16299..61e3a0b08559 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp102.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp102.c @@ -26,7 +26,7 @@ #include <nvif/class.h> -static void +void gp102_gr_init_swdx_pes_mask(struct gf100_gr *gr) { struct nvkm_device *device = gr->base.engine.subdev.device; @@ -47,6 +47,7 @@ gp102_gr = { .init_rop_active_fbps = gp100_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, .init_swdx_pes_mask = gp102_gr_init_swdx_pes_mask, + .init_num_active_ltcs = gp100_gr_init_num_active_ltcs, .rops = gm200_gr_rops, .ppc_nr = 3, .grctx = &gp102_grctx, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp107.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp107.c new file mode 100644 index 000000000000..f7272323f694 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp107.c @@ -0,0 +1,53 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include "gf100.h" +#include "ctxgf100.h" + +#include <nvif/class.h> + +static const struct gf100_gr_func +gp107_gr = { + .init = gp100_gr_init, + .init_gpc_mmu = gm200_gr_init_gpc_mmu, + .init_rop_active_fbps = gp100_gr_init_rop_active_fbps, + .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, + .init_swdx_pes_mask = gp102_gr_init_swdx_pes_mask, + .init_num_active_ltcs = gp100_gr_init_num_active_ltcs, + .rops = gm200_gr_rops, + .ppc_nr = 1, + .grctx = &gp107_grctx, + .sclass = { + { -1, -1, FERMI_TWOD_A }, + { -1, -1, KEPLER_INLINE_TO_MEMORY_B }, + { -1, -1, PASCAL_B, &gf100_fermi }, + { -1, -1, PASCAL_COMPUTE_B }, + {} + } +}; + +int +gp107_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr) +{ + return gm200_gr_new_(&gp107_gr, device, index, pgr); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp10b.c new file mode 100644 index 000000000000..5f3d161a0842 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp10b.c @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "gf100.h" +#include "ctxgf100.h" + +#include <nvif/class.h> + +static void +gp10b_gr_init_num_active_ltcs(struct gf100_gr *gr) +{ + struct nvkm_device *device = gr->base.engine.subdev.device; + + nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800)); +} + +static const struct gf100_gr_func +gp10b_gr = { + .init = gp100_gr_init, + .init_gpc_mmu = gm200_gr_init_gpc_mmu, + .init_rop_active_fbps = gp100_gr_init_rop_active_fbps, + .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, + .init_num_active_ltcs = gp10b_gr_init_num_active_ltcs, + .rops = gm200_gr_rops, + .ppc_nr = 1, + .grctx = &gp102_grctx, + .sclass = { + { -1, -1, FERMI_TWOD_A }, + { -1, -1, KEPLER_INLINE_TO_MEMORY_B }, + { -1, -1, PASCAL_A, &gf100_fermi }, + { -1, -1, PASCAL_COMPUTE_A }, + {} + } +}; + +int +gp10b_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr) +{ + return gm200_gr_new_(&gp10b_gr, device, index, pgr); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.c b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.c index 003ac915eaad..8a8895246d26 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.c @@ -198,7 +198,7 @@ nv31_mpeg_intr(struct nvkm_engine *engine) } if (type == 0x00000010) { - if (!nv31_mpeg_mthd(mpeg, mthd, data)) + if (nv31_mpeg_mthd(mpeg, mthd, data)) show &= ~0x01000000; } } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c index e536f37e24b0..c3cf02ed468e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c @@ -172,7 +172,7 @@ nv44_mpeg_intr(struct nvkm_engine *engine) } if (type == 0x00000010) { - if (!nv44_mpeg_mthd(subdev->device, mthd, data)) + if (nv44_mpeg_mthd(subdev->device, mthd, data)) show &= ~0x01000000; } } diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.c b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.c index 982efedb4b13..d45d7947a964 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.c @@ -463,26 +463,49 @@ nvkm_msgqueue_write_cmdline(struct nvkm_msgqueue *queue, void *buf) } int -nvkm_msgqueue_acr_boot_falcon(struct nvkm_msgqueue *queue, enum nvkm_secboot_falcon falcon) +nvkm_msgqueue_acr_boot_falcons(struct nvkm_msgqueue *queue, + unsigned long falcon_mask) { - if (!queue || !queue->func->acr_func || !queue->func->acr_func->boot_falcon) + unsigned long falcon; + + if (!queue || !queue->func->acr_func) return -ENODEV; - return queue->func->acr_func->boot_falcon(queue, falcon); + /* Does the firmware support booting multiple falcons? */ + if (queue->func->acr_func->boot_multiple_falcons) + return queue->func->acr_func->boot_multiple_falcons(queue, + falcon_mask); + + /* Else boot all requested falcons individually */ + if (!queue->func->acr_func->boot_falcon) + return -ENODEV; + + for_each_set_bit(falcon, &falcon_mask, NVKM_SECBOOT_FALCON_END) { + int ret = queue->func->acr_func->boot_falcon(queue, falcon); + + if (ret) + return ret; + } + + return 0; } int -nvkm_msgqueue_new(u32 version, struct nvkm_falcon *falcon, struct nvkm_msgqueue **queue) +nvkm_msgqueue_new(u32 version, struct nvkm_falcon *falcon, + const struct nvkm_secboot *sb, struct nvkm_msgqueue **queue) { const struct nvkm_subdev *subdev = falcon->owner; int ret = -EINVAL; switch (version) { case 0x0137c63d: - ret = msgqueue_0137c63d_new(falcon, queue); + ret = msgqueue_0137c63d_new(falcon, sb, queue); + break; + case 0x0137bca5: + ret = msgqueue_0137bca5_new(falcon, sb, queue); break; case 0x0148cdec: - ret = msgqueue_0148cdec_new(falcon, queue); + ret = msgqueue_0148cdec_new(falcon, sb, queue); break; default: nvkm_error(subdev, "unhandled firmware version 0x%08x\n", diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.h b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.h index f37afe963d3e..13b54f8d8e04 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.h +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue.h @@ -101,9 +101,11 @@ struct nvkm_msgqueue_init_func { * struct nvkm_msgqueue_acr_func - msgqueue functions related to ACR * * @boot_falcon: build and send the command to reset a given falcon + * @boot_multiple_falcons: build and send the command to reset several falcons */ struct nvkm_msgqueue_acr_func { int (*boot_falcon)(struct nvkm_msgqueue *, enum nvkm_secboot_falcon); + int (*boot_multiple_falcons)(struct nvkm_msgqueue *, unsigned long); }; struct nvkm_msgqueue_func { @@ -201,7 +203,11 @@ int nvkm_msgqueue_post(struct nvkm_msgqueue *, enum msgqueue_msg_priority, void nvkm_msgqueue_process_msgs(struct nvkm_msgqueue *, struct nvkm_msgqueue_queue *); -int msgqueue_0137c63d_new(struct nvkm_falcon *, struct nvkm_msgqueue **); -int msgqueue_0148cdec_new(struct nvkm_falcon *, struct nvkm_msgqueue **); +int msgqueue_0137c63d_new(struct nvkm_falcon *, const struct nvkm_secboot *, + struct nvkm_msgqueue **); +int msgqueue_0137bca5_new(struct nvkm_falcon *, const struct nvkm_secboot *, + struct nvkm_msgqueue **); +int msgqueue_0148cdec_new(struct nvkm_falcon *, const struct nvkm_secboot *, + struct nvkm_msgqueue **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0137c63d.c b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0137c63d.c index bba91207fb18..fec0273158f6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0137c63d.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0137c63d.c @@ -43,6 +43,15 @@ struct msgqueue_0137c63d { #define msgqueue_0137c63d(q) \ container_of(q, struct msgqueue_0137c63d, base) +struct msgqueue_0137bca5 { + struct msgqueue_0137c63d base; + + u64 wpr_addr; +}; +#define msgqueue_0137bca5(q) \ + container_of(container_of(q, struct msgqueue_0137c63d, base), \ + struct msgqueue_0137bca5, base); + static struct nvkm_msgqueue_queue * msgqueue_0137c63d_cmd_queue(struct nvkm_msgqueue *queue, enum msgqueue_msg_priority priority) @@ -180,6 +189,7 @@ msgqueue_0137c63d_init_func = { enum { ACR_CMD_INIT_WPR_REGION = 0x00, ACR_CMD_BOOTSTRAP_FALCON = 0x01, + ACR_CMD_BOOTSTRAP_MULTIPLE_FALCONS = 0x03, }; static void @@ -286,11 +296,81 @@ acr_boot_falcon(struct nvkm_msgqueue *priv, enum nvkm_secboot_falcon falcon) return 0; } +static void +acr_boot_multiple_falcons_callback(struct nvkm_msgqueue *priv, + struct nvkm_msgqueue_hdr *hdr) +{ + struct acr_bootstrap_falcon_msg { + struct nvkm_msgqueue_msg base; + + u32 falcon_mask; + } *msg = (void *)hdr; + const struct nvkm_subdev *subdev = priv->falcon->owner; + unsigned long falcon_mask = msg->falcon_mask; + u32 falcon_id, falcon_treated = 0; + + for_each_set_bit(falcon_id, &falcon_mask, NVKM_SECBOOT_FALCON_END) { + nvkm_debug(subdev, "%s booted\n", + nvkm_secboot_falcon_name[falcon_id]); + falcon_treated |= BIT(falcon_id); + } + + if (falcon_treated != msg->falcon_mask) { + nvkm_error(subdev, "in bootstrap falcon callback:\n"); + nvkm_error(subdev, "invalid falcon mask 0x%x\n", + msg->falcon_mask); + return; + } +} + +static int +acr_boot_multiple_falcons(struct nvkm_msgqueue *priv, unsigned long falcon_mask) +{ + DECLARE_COMPLETION_ONSTACK(completed); + /* + * flags - Flag specifying RESET or no RESET. + * falcon id - Falcon id specifying falcon to bootstrap. + */ + struct { + struct nvkm_msgqueue_hdr hdr; + u8 cmd_type; + u32 flags; + u32 falcon_mask; + u32 use_va_mask; + u32 wpr_lo; + u32 wpr_hi; + } cmd; + struct msgqueue_0137bca5 *queue = msgqueue_0137bca5(priv); + + memset(&cmd, 0, sizeof(cmd)); + + cmd.hdr.unit_id = MSGQUEUE_0137C63D_UNIT_ACR; + cmd.hdr.size = sizeof(cmd); + cmd.cmd_type = ACR_CMD_BOOTSTRAP_MULTIPLE_FALCONS; + cmd.flags = ACR_CMD_BOOTSTRAP_FALCON_FLAGS_RESET_YES; + cmd.falcon_mask = falcon_mask; + cmd.wpr_lo = lower_32_bits(queue->wpr_addr); + cmd.wpr_hi = upper_32_bits(queue->wpr_addr); + nvkm_msgqueue_post(priv, MSGQUEUE_MSG_PRIORITY_HIGH, &cmd.hdr, + acr_boot_multiple_falcons_callback, &completed, true); + + if (!wait_for_completion_timeout(&completed, msecs_to_jiffies(1000))) + return -ETIMEDOUT; + + return 0; +} + static const struct nvkm_msgqueue_acr_func msgqueue_0137c63d_acr_func = { .boot_falcon = acr_boot_falcon, }; +static const struct nvkm_msgqueue_acr_func +msgqueue_0137bca5_acr_func = { + .boot_falcon = acr_boot_falcon, + .boot_multiple_falcons = acr_boot_multiple_falcons, +}; + static void msgqueue_0137c63d_dtor(struct nvkm_msgqueue *queue) { @@ -307,7 +387,8 @@ msgqueue_0137c63d_func = { }; int -msgqueue_0137c63d_new(struct nvkm_falcon *falcon, struct nvkm_msgqueue **queue) +msgqueue_0137c63d_new(struct nvkm_falcon *falcon, const struct nvkm_secboot *sb, + struct nvkm_msgqueue **queue) { struct msgqueue_0137c63d *ret; @@ -321,3 +402,35 @@ msgqueue_0137c63d_new(struct nvkm_falcon *falcon, struct nvkm_msgqueue **queue) return 0; } + +static const struct nvkm_msgqueue_func +msgqueue_0137bca5_func = { + .init_func = &msgqueue_0137c63d_init_func, + .acr_func = &msgqueue_0137bca5_acr_func, + .cmd_queue = msgqueue_0137c63d_cmd_queue, + .recv = msgqueue_0137c63d_process_msgs, + .dtor = msgqueue_0137c63d_dtor, +}; + +int +msgqueue_0137bca5_new(struct nvkm_falcon *falcon, const struct nvkm_secboot *sb, + struct nvkm_msgqueue **queue) +{ + struct msgqueue_0137bca5 *ret; + + ret = kzalloc(sizeof(*ret), GFP_KERNEL); + if (!ret) + return -ENOMEM; + + *queue = &ret->base.base; + + /* + * FIXME this must be set to the address of a *GPU* mapping within the + * ACR address space! + */ + /* ret->wpr_addr = sb->wpr_addr; */ + + nvkm_msgqueue_ctor(&msgqueue_0137bca5_func, falcon, &ret->base.base); + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0148cdec.c b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0148cdec.c index ed5d0da4f4e9..9424803b9ef4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0148cdec.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/msgqueue_0148cdec.c @@ -247,7 +247,8 @@ msgqueue_0148cdec_func = { }; int -msgqueue_0148cdec_new(struct nvkm_falcon *falcon, struct nvkm_msgqueue **queue) +msgqueue_0148cdec_new(struct nvkm_falcon *falcon, const struct nvkm_secboot *sb, + struct nvkm_msgqueue **queue) { struct msgqueue_0148cdec *ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c index eaf74eb72983..8ab896dd4e92 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c @@ -33,7 +33,7 @@ nvbios_boostTe(struct nvkm_bios *bios, u32 boost = 0; if (!bit_entry(bios, 'P', &bit_P)) { - if (bit_P.version == 2) + if (bit_P.version == 2 && bit_P.length >= 0x34) boost = nvbios_rd32(bios, bit_P.offset + 0x30); if (boost) { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c index 5063382d8a6c..7c8c36054f71 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c @@ -33,7 +33,7 @@ nvbios_cstepTe(struct nvkm_bios *bios, u32 cstep = 0; if (!bit_entry(bios, 'P', &bit_P)) { - if (bit_P.version == 2) + if (bit_P.version == 2 && bit_P.length >= 0x38) cstep = nvbios_rd32(bios, bit_P.offset + 0x34); if (cstep) { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c index 456f9ea920dc..0dfb15a27e4e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c @@ -32,7 +32,7 @@ nvbios_fan_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) u32 fan = 0; if (!bit_entry(bios, 'P', &bit_P)) { - if (bit_P.version == 2 && bit_P.length >= 0x5a) + if (bit_P.version == 2 && bit_P.length >= 0x5c) fan = nvbios_rd32(bios, bit_P.offset + 0x58); if (fan) { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c index 617bfffce4ad..03d2f970a29f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c @@ -33,7 +33,7 @@ nvbios_power_budget_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u32 power_budget; if (bit_entry(bios, 'P', &bit_P) || bit_P.version != 2 || - bit_P.length < 0x2c) + bit_P.length < 0x30) return 0; power_budget = nvbios_rd32(bios, bit_P.offset + 0x2c); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c index f199270163d2..20b6fc8243e0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c @@ -31,7 +31,7 @@ nvbios_vpstate_offset(struct nvkm_bios *b) struct bit_entry bit_P; if (!bit_entry(b, 'P', &bit_P)) { - if (bit_P.version == 2) + if (bit_P.version == 2 && bit_P.length >= 0x3c) return nvbios_rd32(b, bit_P.offset + 0x38); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild index 1c5e5ba487a8..2571530e82f1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild @@ -28,6 +28,7 @@ nvkm-y += nvkm/subdev/fb/gm200.o nvkm-y += nvkm/subdev/fb/gm20b.o nvkm-y += nvkm/subdev/fb/gp100.o nvkm-y += nvkm/subdev/fb/gp102.o +nvkm-y += nvkm/subdev/fb/gp10b.o nvkm-y += nvkm/subdev/fb/ram.o nvkm-y += nvkm/subdev/fb/ramnv04.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c new file mode 100644 index 000000000000..f2b1fbf428d5 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ +#include "gf100.h" + +static const struct nvkm_fb_func +gp10b_fb = { + .dtor = gf100_fb_dtor, + .oneinit = gf100_fb_oneinit, + .init = gm200_fb_init, + .init_page = gm200_fb_init_page, + .intr = gf100_fb_intr, + .memtype_valid = gf100_fb_memtype_valid, +}; + +int +gp10b_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) +{ + return gf100_fb_new_(&gp10b_fb, device, index, pfb); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c index 53c32fc694e9..c63975907c90 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c @@ -589,7 +589,7 @@ gf100_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, nvkm_debug(subdev, "FBP %d: %4d MiB, %d LTC(s)\n", fbp, size, ltcs); lcomm = min(lcomm, (u64)(size / ltcs) << 20); - total += size << 20; + total += (u64) size << 20; ltcn += ltcs; } else { nvkm_debug(subdev, "FBP %d: disabled\n", fbp); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/base.c index 77c649723ad7..4a57defc99b3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/base.c @@ -164,7 +164,7 @@ static int nvkm_gpio_fini(struct nvkm_subdev *subdev, bool suspend) { struct nvkm_gpio *gpio = nvkm_gpio(subdev); - u32 mask = (1 << gpio->func->lines) - 1; + u32 mask = (1ULL << gpio->func->lines) - 1; gpio->func->intr_mask(gpio, NVKM_GPIO_TOGGLED, mask, 0); gpio->func->intr_stat(gpio, &mask, &mask); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild index ad572d3b5466..7f5883b78efa 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild @@ -3,3 +3,4 @@ nvkm-y += nvkm/subdev/ibus/gf117.o nvkm-y += nvkm/subdev/ibus/gk104.o nvkm-y += nvkm/subdev/ibus/gk20a.o nvkm-y += nvkm/subdev/ibus/gm200.o +nvkm-y += nvkm/subdev/ibus/gp10b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c new file mode 100644 index 000000000000..39db90aa2c80 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ +#include <subdev/ibus.h> + +#include "priv.h" + +static int +gp10b_ibus_init(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + + nvkm_wr32(device, 0x1200a8, 0x0); + + /* init ring */ + nvkm_wr32(device, 0x12004c, 0x4); + nvkm_wr32(device, 0x122204, 0x2); + nvkm_rd32(device, 0x122204); + + /* timeout configuration */ + nvkm_wr32(device, 0x009080, 0x800186a0); + + return 0; +} + +static const struct nvkm_subdev_func +gp10b_ibus = { + .init = gp10b_ibus_init, + .intr = gk104_ibus_intr, +}; + +int +gp10b_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + struct nvkm_subdev *ibus; + if (!(ibus = *pibus = kzalloc(sizeof(*ibus), GFP_KERNEL))) + return -ENOMEM; + nvkm_subdev_ctor(&gp10b_ibus, device, index, ibus); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c index 9dec58ec3d9f..cd5adbec5e57 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c @@ -94,7 +94,7 @@ struct gk20a_instmem { struct nvkm_instmem base; /* protects vaddr_* and gk20a_instobj::vaddr* */ - spinlock_t lock; + struct mutex lock; /* CPU mappings LRU */ unsigned int vaddr_use; @@ -184,11 +184,10 @@ gk20a_instobj_acquire_iommu(struct nvkm_memory *memory) struct gk20a_instmem *imem = node->base.imem; struct nvkm_ltc *ltc = imem->base.subdev.device->ltc; const u64 size = nvkm_memory_size(memory); - unsigned long flags; nvkm_ltc_flush(ltc); - spin_lock_irqsave(&imem->lock, flags); + mutex_lock(&imem->lock); if (node->base.vaddr) { if (!node->use_cpt) { @@ -216,7 +215,7 @@ gk20a_instobj_acquire_iommu(struct nvkm_memory *memory) out: node->use_cpt++; - spin_unlock_irqrestore(&imem->lock, flags); + mutex_unlock(&imem->lock); return node->base.vaddr; } @@ -239,9 +238,8 @@ gk20a_instobj_release_iommu(struct nvkm_memory *memory) struct gk20a_instobj_iommu *node = gk20a_instobj_iommu(memory); struct gk20a_instmem *imem = node->base.imem; struct nvkm_ltc *ltc = imem->base.subdev.device->ltc; - unsigned long flags; - spin_lock_irqsave(&imem->lock, flags); + mutex_lock(&imem->lock); /* we should at least have one user to release... */ if (WARN_ON(node->use_cpt == 0)) @@ -252,7 +250,7 @@ gk20a_instobj_release_iommu(struct nvkm_memory *memory) list_add_tail(&node->vaddr_node, &imem->vaddr_lru); out: - spin_unlock_irqrestore(&imem->lock, flags); + mutex_unlock(&imem->lock); wmb(); nvkm_ltc_invalidate(ltc); @@ -306,19 +304,18 @@ gk20a_instobj_dtor_iommu(struct nvkm_memory *memory) struct gk20a_instmem *imem = node->base.imem; struct device *dev = imem->base.subdev.device->dev; struct nvkm_mm_node *r = node->base.mem.mem; - unsigned long flags; int i; if (unlikely(!r)) goto out; - spin_lock_irqsave(&imem->lock, flags); + mutex_lock(&imem->lock); /* vaddr has already been recycled */ if (node->base.vaddr) gk20a_instobj_iommu_recycle_vaddr(node); - spin_unlock_irqrestore(&imem->lock, flags); + mutex_unlock(&imem->lock); /* clear IOMMU bit to unmap pages */ r->offset &= ~BIT(imem->iommu_bit - imem->iommu_pgshift); @@ -571,7 +568,7 @@ gk20a_instmem_new(struct nvkm_device *device, int index, if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL))) return -ENOMEM; nvkm_instmem_ctor(&gk20a_instmem, device, index, &imem->base); - spin_lock_init(&imem->lock); + mutex_init(&imem->lock); *pimem = &imem->base; /* do not allow more than 1MB of CPU-mapped instmem */ diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/Kbuild index 12943f92c206..2befbe36dc28 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/Kbuild @@ -11,3 +11,4 @@ nvkm-y += nvkm/subdev/mc/gf100.o nvkm-y += nvkm/subdev/mc/gk104.o nvkm-y += nvkm/subdev/mc/gk20a.o nvkm-y += nvkm/subdev/mc/gp100.o +nvkm-y += nvkm/subdev/mc/gp10b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp100.c index 4d22f4abd6de..7321ad3758c3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp100.c @@ -42,7 +42,7 @@ gp100_mc_intr_update(struct gp100_mc *mc) } } -static void +void gp100_mc_intr_unarm(struct nvkm_mc *base) { struct gp100_mc *mc = gp100_mc(base); @@ -53,7 +53,7 @@ gp100_mc_intr_unarm(struct nvkm_mc *base) spin_unlock_irqrestore(&mc->lock, flags); } -static void +void gp100_mc_intr_rearm(struct nvkm_mc *base) { struct gp100_mc *mc = gp100_mc(base); @@ -64,7 +64,7 @@ gp100_mc_intr_rearm(struct nvkm_mc *base) spin_unlock_irqrestore(&mc->lock, flags); } -static void +void gp100_mc_intr_mask(struct nvkm_mc *base, u32 mask, u32 intr) { struct gp100_mc *mc = gp100_mc(base); @@ -87,13 +87,14 @@ gp100_mc = { }; int -gp100_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc) +gp100_mc_new_(const struct nvkm_mc_func *func, struct nvkm_device *device, + int index, struct nvkm_mc **pmc) { struct gp100_mc *mc; if (!(mc = kzalloc(sizeof(*mc), GFP_KERNEL))) return -ENOMEM; - nvkm_mc_ctor(&gp100_mc, device, index, &mc->base); + nvkm_mc_ctor(func, device, index, &mc->base); *pmc = &mc->base; spin_lock_init(&mc->lock); @@ -101,3 +102,9 @@ gp100_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc) mc->mask = 0x7fffffff; return 0; } + +int +gp100_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc) +{ + return gp100_mc_new_(&gp100_mc, device, index, pmc); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp10b.c new file mode 100644 index 000000000000..2283e3b74277 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp10b.c @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include "priv.h" + +void +gp10b_mc_init(struct nvkm_mc *mc) +{ + struct nvkm_device *device = mc->subdev.device; + nvkm_wr32(device, 0x000200, 0xffffffff); /* everything on */ + nvkm_wr32(device, 0x00020c, 0xffffffff); /* everything out of ELPG */ +} + +static const struct nvkm_mc_func +gp10b_mc = { + .init = gp10b_mc_init, + .intr = gk104_mc_intr, + .intr_unarm = gp100_mc_intr_unarm, + .intr_rearm = gp100_mc_intr_rearm, + .intr_mask = gp100_mc_intr_mask, + .intr_stat = gf100_mc_intr_stat, + .reset = gk104_mc_reset, +}; + +int +gp10b_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc) +{ + return gp100_mc_new_(&gp10b_mc, device, index, pmc); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h index 4f0576a06d24..3be4126441e4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h @@ -41,12 +41,18 @@ extern const struct nvkm_mc_map nv17_mc_reset[]; void nv44_mc_init(struct nvkm_mc *); void nv50_mc_init(struct nvkm_mc *); +void gk104_mc_init(struct nvkm_mc *); void gf100_mc_intr_unarm(struct nvkm_mc *); void gf100_mc_intr_rearm(struct nvkm_mc *); void gf100_mc_intr_mask(struct nvkm_mc *, u32, u32); u32 gf100_mc_intr_stat(struct nvkm_mc *); void gf100_mc_unk260(struct nvkm_mc *, u32); +void gp100_mc_intr_unarm(struct nvkm_mc *); +void gp100_mc_intr_rearm(struct nvkm_mc *); +void gp100_mc_intr_mask(struct nvkm_mc *, u32, u32); +int gp100_mc_new_(const struct nvkm_mc_func *, struct nvkm_device *, int, + struct nvkm_mc **); extern const struct nvkm_mc_map gk104_mc_intr[]; extern const struct nvkm_mc_map gk104_mc_reset[]; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild index ac7f50ae53c6..e698f4836521 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild @@ -11,3 +11,4 @@ nvkm-y += nvkm/subdev/secboot/acr_r375.o nvkm-y += nvkm/subdev/secboot/gm200.o nvkm-y += nvkm/subdev/secboot/gm20b.o nvkm-y += nvkm/subdev/secboot/gp102.o +nvkm-y += nvkm/subdev/secboot/gp10b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr.h index 93d804652d44..b615fc81aca4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr.h @@ -39,8 +39,7 @@ struct nvkm_acr_func { int (*fini)(struct nvkm_acr *, struct nvkm_secboot *, bool); int (*load)(struct nvkm_acr *, struct nvkm_falcon *, struct nvkm_gpuobj *, u64); - int (*reset)(struct nvkm_acr *, struct nvkm_secboot *, - enum nvkm_secboot_falcon); + int (*reset)(struct nvkm_acr *, struct nvkm_secboot *, unsigned long); }; /** diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c index 993a38eb3ed5..a721354249ce 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c @@ -26,8 +26,6 @@ #include <core/gpuobj.h> #include <core/firmware.h> #include <engine/falcon.h> -#include <subdev/mc.h> -#include <subdev/timer.h> #include <subdev/pmu.h> #include <core/msgqueue.h> #include <engine/sec2.h> @@ -241,6 +239,7 @@ struct ls_ucode_img_r352 { */ struct ls_ucode_img * acr_r352_ls_ucode_img_load(const struct acr_r352 *acr, + const struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon_id) { const struct nvkm_subdev *subdev = acr->base.subdev; @@ -253,7 +252,7 @@ acr_r352_ls_ucode_img_load(const struct acr_r352 *acr, img->base.falcon_id = falcon_id; - ret = acr->func->ls_func[falcon_id]->load(subdev, &img->base); + ret = acr->func->ls_func[falcon_id]->load(sb, &img->base); if (ret) { kfree(img->base.ucode_data); @@ -462,12 +461,14 @@ acr_r352_ls_write_wpr(struct acr_r352 *acr, struct list_head *imgs, * will be copied into the WPR region by the HS firmware. */ static int -acr_r352_prepare_ls_blob(struct acr_r352 *acr, u64 wpr_addr, u32 wpr_size) +acr_r352_prepare_ls_blob(struct acr_r352 *acr, struct nvkm_secboot *sb) { const struct nvkm_subdev *subdev = acr->base.subdev; struct list_head imgs; struct ls_ucode_img *img, *t; unsigned long managed_falcons = acr->base.managed_falcons; + u64 wpr_addr = sb->wpr_addr; + u32 wpr_size = sb->wpr_size; int managed_count = 0; u32 image_wpr_size, ls_blob_size; int falcon_id; @@ -479,7 +480,7 @@ acr_r352_prepare_ls_blob(struct acr_r352 *acr, u64 wpr_addr, u32 wpr_size) for_each_set_bit(falcon_id, &managed_falcons, NVKM_SECBOOT_FALCON_END) { struct ls_ucode_img *img; - img = acr->func->ls_ucode_img_load(acr, falcon_id); + img = acr->func->ls_ucode_img_load(acr, sb, falcon_id); if (IS_ERR(img)) { if (acr->base.optional_falcons & BIT(falcon_id)) { managed_falcons &= ~BIT(falcon_id); @@ -704,7 +705,7 @@ acr_r352_load_blobs(struct acr_r352 *acr, struct nvkm_secboot *sb) return 0; /* Load and prepare the managed falcon's firmwares */ - ret = acr_r352_prepare_ls_blob(acr, sb->wpr_addr, sb->wpr_size); + ret = acr_r352_prepare_ls_blob(acr, sb); if (ret) return ret; @@ -882,7 +883,6 @@ acr_r352_bootstrap(struct acr_r352 *acr, struct nvkm_secboot *sb) { const struct nvkm_subdev *subdev = &sb->subdev; unsigned long managed_falcons = acr->base.managed_falcons; - u32 reg; int falcon_id; int ret; @@ -917,54 +917,13 @@ acr_r352_bootstrap(struct acr_r352 *acr, struct nvkm_secboot *sb) const struct acr_r352_ls_func *func = acr->func->ls_func[falcon_id]; - if (func->post_run) - func->post_run(&acr->base, sb); - } - - /* Re-start ourselves if we are managed */ - if (!nvkm_secboot_is_managed(sb, acr->base.boot_falcon)) - return 0; - - /* Enable interrupts */ - nvkm_falcon_wr32(sb->boot_falcon, 0x10, 0xff); - nvkm_mc_intr_mask(subdev->device, sb->boot_falcon->owner->index, true); - - /* Start LS firmware on boot falcon */ - nvkm_falcon_start(sb->boot_falcon); - - /* - * There is a bug where the LS firmware sometimes require to be started - * twice (this happens only on SEC). Detect and workaround that - * condition. - * - * Once started, the falcon will end up in STOPPED condition (bit 5) - * if successful, or in HALT condition (bit 4) if not. - */ - nvkm_msec(subdev->device, 1, - if ((reg = nvkm_rd32(subdev->device, - sb->boot_falcon->addr + 0x100) - & 0x30) != 0) - break; - ); - if (reg & BIT(4)) { - nvkm_debug(subdev, "applying workaround for start bug..."); - nvkm_falcon_start(sb->boot_falcon); - nvkm_msec(subdev->device, 1, - if ((reg = nvkm_rd32(subdev->device, - sb->boot_falcon->addr + 0x100) - & 0x30) != 0) - break; - ); - if (reg & BIT(4)) { - nvkm_error(subdev, "%s failed to start\n", - nvkm_secboot_falcon_name[acr->base.boot_falcon]); - return -EINVAL; + if (func->post_run) { + ret = func->post_run(&acr->base, sb); + if (ret) + return ret; } } - nvkm_debug(subdev, "%s started\n", - nvkm_secboot_falcon_name[acr->base.boot_falcon]); - return 0; } @@ -976,15 +935,16 @@ acr_r352_bootstrap(struct acr_r352 *acr, struct nvkm_secboot *sb) */ static int acr_r352_reset_nopmu(struct acr_r352 *acr, struct nvkm_secboot *sb, - enum nvkm_secboot_falcon falcon) + unsigned long falcon_mask) { + int falcon; int ret; /* * Perform secure boot each time we are called on FECS. Since only FECS * and GPCCS are managed and started together, this ought to be safe. */ - if (falcon != NVKM_SECBOOT_FALCON_FECS) + if (!(falcon_mask & BIT(NVKM_SECBOOT_FALCON_FECS))) goto end; ret = acr_r352_shutdown(acr, sb); @@ -996,7 +956,9 @@ acr_r352_reset_nopmu(struct acr_r352 *acr, struct nvkm_secboot *sb, return ret; end: - acr->falcon_state[falcon] = RESET; + for_each_set_bit(falcon, &falcon_mask, NVKM_SECBOOT_FALCON_END) { + acr->falcon_state[falcon] = RESET; + } return 0; } @@ -1009,11 +971,11 @@ end: */ static int acr_r352_reset(struct nvkm_acr *_acr, struct nvkm_secboot *sb, - enum nvkm_secboot_falcon falcon) + unsigned long falcon_mask) { struct acr_r352 *acr = acr_r352(_acr); struct nvkm_msgqueue *queue; - const char *fname = nvkm_secboot_falcon_name[falcon]; + int falcon; bool wpr_already_set = sb->wpr_set; int ret; @@ -1026,7 +988,7 @@ acr_r352_reset(struct nvkm_acr *_acr, struct nvkm_secboot *sb, if (!nvkm_secboot_is_managed(sb, _acr->boot_falcon)) { /* Redo secure boot entirely if it was already done */ if (wpr_already_set) - return acr_r352_reset_nopmu(acr, sb, falcon); + return acr_r352_reset_nopmu(acr, sb, falcon_mask); /* Else return the result of the initial invokation */ else return ret; @@ -1044,13 +1006,15 @@ acr_r352_reset(struct nvkm_acr *_acr, struct nvkm_secboot *sb, } /* Otherwise just ask the LS firmware to reset the falcon */ - nvkm_debug(&sb->subdev, "resetting %s falcon\n", fname); - ret = nvkm_msgqueue_acr_boot_falcon(queue, falcon); + for_each_set_bit(falcon, &falcon_mask, NVKM_SECBOOT_FALCON_END) + nvkm_debug(&sb->subdev, "resetting %s falcon\n", + nvkm_secboot_falcon_name[falcon]); + ret = nvkm_msgqueue_acr_boot_falcons(queue, falcon_mask); if (ret) { - nvkm_error(&sb->subdev, "cannot boot %s falcon\n", fname); + nvkm_error(&sb->subdev, "error during falcon reset: %d\n", ret); return ret; } - nvkm_debug(&sb->subdev, "falcon %s reset\n", fname); + nvkm_debug(&sb->subdev, "falcon reset done\n"); return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.h index 6e88520566c9..3d58ab871563 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.h @@ -57,11 +57,11 @@ hsf_load_header_app_size(const struct hsf_load_header *hdr, u32 app) * @lhdr_flags: LS flags */ struct acr_r352_ls_func { - int (*load)(const struct nvkm_subdev *, struct ls_ucode_img *); + int (*load)(const struct nvkm_secboot *, struct ls_ucode_img *); void (*generate_bl_desc)(const struct nvkm_acr *, const struct ls_ucode_img *, u64, void *); u32 bl_desc_size; - void (*post_run)(const struct nvkm_acr *, const struct nvkm_secboot *); + int (*post_run)(const struct nvkm_acr *, const struct nvkm_secboot *); u32 lhdr_flags; }; @@ -82,6 +82,7 @@ struct acr_r352_func { bool shadow_blob; struct ls_ucode_img *(*ls_ucode_img_load)(const struct acr_r352 *, + const struct nvkm_secboot *, enum nvkm_secboot_falcon); int (*ls_fill_headers)(struct acr_r352 *, struct list_head *); int (*ls_write_wpr)(struct acr_r352 *, struct list_head *, @@ -145,6 +146,7 @@ struct nvkm_acr *acr_r352_new_(const struct acr_r352_func *, enum nvkm_secboot_falcon, unsigned long); struct ls_ucode_img *acr_r352_ls_ucode_img_load(const struct acr_r352 *, + const struct nvkm_secboot *, enum nvkm_secboot_falcon); int acr_r352_ls_fill_headers(struct acr_r352 *, struct list_head *); int acr_r352_ls_write_wpr(struct acr_r352 *, struct list_head *, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.c index f860713642f1..866877b88797 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.c @@ -107,6 +107,7 @@ struct ls_ucode_img_r367 { struct ls_ucode_img * acr_r367_ls_ucode_img_load(const struct acr_r352 *acr, + const struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon_id) { const struct nvkm_subdev *subdev = acr->base.subdev; @@ -119,7 +120,7 @@ acr_r367_ls_ucode_img_load(const struct acr_r352 *acr, img->base.falcon_id = falcon_id; - ret = acr->func->ls_func[falcon_id]->load(subdev, &img->base); + ret = acr->func->ls_func[falcon_id]->load(sb, &img->base); if (ret) { kfree(img->base.ucode_data); kfree(img->base.sig); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.h index ec6a71ca36be..8bdfb3e5cd1c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r367.h @@ -28,6 +28,7 @@ void acr_r367_fixup_hs_desc(struct acr_r352 *, struct nvkm_secboot *, void *); struct ls_ucode_img *acr_r367_ls_ucode_img_load(const struct acr_r352 *, + const struct nvkm_secboot *, enum nvkm_secboot_falcon); int acr_r367_ls_fill_headers(struct acr_r352 *, struct list_head *); int acr_r367_ls_write_wpr(struct acr_r352 *, struct list_head *, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c index 5c11e8c50964..ee29c6c11afd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c @@ -102,15 +102,15 @@ nvkm_secboot_falcon_name[] = { * nvkm_secboot_reset() - reset specified falcon */ int -nvkm_secboot_reset(struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon) +nvkm_secboot_reset(struct nvkm_secboot *sb, unsigned long falcon_mask) { /* Unmanaged falcon? */ - if (!(BIT(falcon) & sb->acr->managed_falcons)) { + if ((falcon_mask | sb->acr->managed_falcons) != sb->acr->managed_falcons) { nvkm_error(&sb->subdev, "cannot reset unmanaged falcon!\n"); return -EINVAL; } - return sb->acr->func->reset(sb->acr, sb, falcon); + return sb->acr->func->reset(sb->acr, sb, falcon_mask); } /** diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h index 6dc9fc384f24..c8ab3d76bdef 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h @@ -41,4 +41,7 @@ void *gm200_secboot_dtor(struct nvkm_secboot *); int gm200_secboot_run_blob(struct nvkm_secboot *, struct nvkm_gpuobj *, struct nvkm_falcon *); +/* Tegra-only */ +int gm20b_secboot_tegra_read_wpr(struct gm200_secboot *, u32); + #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c index 29e6f73dfd7e..30491d132d59 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c @@ -23,31 +23,32 @@ #include "acr.h" #include "gm200.h" +#define TEGRA210_MC_BASE 0x70019000 + #ifdef CONFIG_ARCH_TEGRA -#define TEGRA_MC_BASE 0x70019000 #define MC_SECURITY_CARVEOUT2_CFG0 0xc58 #define MC_SECURITY_CARVEOUT2_BOM_0 0xc5c #define MC_SECURITY_CARVEOUT2_BOM_HI_0 0xc60 #define MC_SECURITY_CARVEOUT2_SIZE_128K 0xc64 #define TEGRA_MC_SECURITY_CARVEOUT_CFG_LOCKED (1 << 1) /** - * sb_tegra_read_wpr() - read the WPR registers on Tegra + * gm20b_secboot_tegra_read_wpr() - read the WPR registers on Tegra * * On dGPU, we can manage the WPR region ourselves, but on Tegra the WPR region * is reserved from system memory by the bootloader and irreversibly locked. * This function reads the address and size of the pre-configured WPR region. */ -static int -gm20b_tegra_read_wpr(struct gm200_secboot *gsb) +int +gm20b_secboot_tegra_read_wpr(struct gm200_secboot *gsb, u32 mc_base) { struct nvkm_secboot *sb = &gsb->base; void __iomem *mc; u32 cfg; - mc = ioremap(TEGRA_MC_BASE, 0xd00); + mc = ioremap(mc_base, 0xd00); if (!mc) { nvkm_error(&sb->subdev, "Cannot map Tegra MC registers\n"); - return PTR_ERR(mc); + return -ENOMEM; } sb->wpr_addr = ioread32_native(mc + MC_SECURITY_CARVEOUT2_BOM_0) | ((u64)ioread32_native(mc + MC_SECURITY_CARVEOUT2_BOM_HI_0) << 32); @@ -70,8 +71,8 @@ gm20b_tegra_read_wpr(struct gm200_secboot *gsb) return 0; } #else -static int -gm20b_tegra_read_wpr(struct gm200_secboot *gsb) +int +gm20b_secboot_tegra_read_wpr(struct gm200_secboot *gsb, u32 mc_base) { nvkm_error(&gsb->base.subdev, "Tegra support not compiled in\n"); return -EINVAL; @@ -84,7 +85,7 @@ gm20b_secboot_oneinit(struct nvkm_secboot *sb) struct gm200_secboot *gsb = gm200_secboot(sb); int ret; - ret = gm20b_tegra_read_wpr(gsb); + ret = gm20b_secboot_tegra_read_wpr(gsb, TEGRA210_MC_BASE); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp10b.c new file mode 100644 index 000000000000..632e9545e292 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp10b.c @@ -0,0 +1,93 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "acr.h" +#include "gm200.h" + +#define TEGRA186_MC_BASE 0x02c10000 + +static int +gp10b_secboot_oneinit(struct nvkm_secboot *sb) +{ + struct gm200_secboot *gsb = gm200_secboot(sb); + int ret; + + ret = gm20b_secboot_tegra_read_wpr(gsb, TEGRA186_MC_BASE); + if (ret) + return ret; + + return gm200_secboot_oneinit(sb); +} + +static const struct nvkm_secboot_func +gp10b_secboot = { + .dtor = gm200_secboot_dtor, + .oneinit = gp10b_secboot_oneinit, + .fini = gm200_secboot_fini, + .run_blob = gm200_secboot_run_blob, +}; + +int +gp10b_secboot_new(struct nvkm_device *device, int index, + struct nvkm_secboot **psb) +{ + int ret; + struct gm200_secboot *gsb; + struct nvkm_acr *acr; + + acr = acr_r352_new(BIT(NVKM_SECBOOT_FALCON_FECS) | + BIT(NVKM_SECBOOT_FALCON_GPCCS) | + BIT(NVKM_SECBOOT_FALCON_PMU)); + if (IS_ERR(acr)) + return PTR_ERR(acr); + + gsb = kzalloc(sizeof(*gsb), GFP_KERNEL); + if (!gsb) { + psb = NULL; + return -ENOMEM; + } + *psb = &gsb->base; + + ret = nvkm_secboot_ctor(&gp10b_secboot, acr, device, index, &gsb->base); + if (ret) + return ret; + + return 0; +} + +MODULE_FIRMWARE("nvidia/gp10b/acr/bl.bin"); +MODULE_FIRMWARE("nvidia/gp10b/acr/ucode_load.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/fecs_bl.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/fecs_inst.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/fecs_data.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/fecs_sig.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/gpccs_bl.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/gpccs_inst.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/gpccs_data.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/gpccs_sig.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/sw_ctx.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/sw_nonctx.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/sw_bundle_init.bin"); +MODULE_FIRMWARE("nvidia/gp10b/gr/sw_method_init.bin"); +MODULE_FIRMWARE("nvidia/gp10b/pmu/desc.bin"); +MODULE_FIRMWARE("nvidia/gp10b/pmu/image.bin"); +MODULE_FIRMWARE("nvidia/gp10b/pmu/sig.bin"); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode.h index 4ff9138a2a83..9b7c402594e8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode.h @@ -147,11 +147,11 @@ struct fw_bl_desc { u32 data_size; }; -int acr_ls_ucode_load_fecs(const struct nvkm_subdev *, struct ls_ucode_img *); -int acr_ls_ucode_load_gpccs(const struct nvkm_subdev *, struct ls_ucode_img *); -int acr_ls_ucode_load_pmu(const struct nvkm_subdev *, struct ls_ucode_img *); -void acr_ls_pmu_post_run(const struct nvkm_acr *, const struct nvkm_secboot *); -int acr_ls_ucode_load_sec2(const struct nvkm_subdev *, struct ls_ucode_img *); -void acr_ls_sec2_post_run(const struct nvkm_acr *, const struct nvkm_secboot *); +int acr_ls_ucode_load_fecs(const struct nvkm_secboot *, struct ls_ucode_img *); +int acr_ls_ucode_load_gpccs(const struct nvkm_secboot *, struct ls_ucode_img *); +int acr_ls_ucode_load_pmu(const struct nvkm_secboot *, struct ls_ucode_img *); +int acr_ls_pmu_post_run(const struct nvkm_acr *, const struct nvkm_secboot *); +int acr_ls_ucode_load_sec2(const struct nvkm_secboot *, struct ls_ucode_img *); +int acr_ls_sec2_post_run(const struct nvkm_acr *, const struct nvkm_secboot *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c index 40a6df77bb8a..d1cf02d22db1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c @@ -144,15 +144,13 @@ error: } int -acr_ls_ucode_load_fecs(const struct nvkm_subdev *subdev, - struct ls_ucode_img *img) +acr_ls_ucode_load_fecs(const struct nvkm_secboot *sb, struct ls_ucode_img *img) { - return ls_ucode_img_load_gr(subdev, img, "fecs"); + return ls_ucode_img_load_gr(&sb->subdev, img, "fecs"); } int -acr_ls_ucode_load_gpccs(const struct nvkm_subdev *subdev, - struct ls_ucode_img *img) +acr_ls_ucode_load_gpccs(const struct nvkm_secboot *sb, struct ls_ucode_img *img) { - return ls_ucode_img_load_gr(subdev, img, "gpccs"); + return ls_ucode_img_load_gr(&sb->subdev, img, "gpccs"); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c index ef0b298b70d7..ee989210725e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c @@ -28,6 +28,8 @@ #include <core/msgqueue.h> #include <subdev/pmu.h> #include <engine/sec2.h> +#include <subdev/mc.h> +#include <subdev/timer.h> /** * acr_ls_ucode_load_msgqueue - load and prepare a ucode img for a msgqueue fw @@ -73,10 +75,11 @@ acr_ls_ucode_load_msgqueue(const struct nvkm_subdev *subdev, const char *name, return 0; } -static void +static int acr_ls_msgqueue_post_run(struct nvkm_msgqueue *queue, struct nvkm_falcon *falcon, u32 addr_args) { + struct nvkm_device *device = falcon->owner->device; u32 cmdline_size = NVKM_MSGQUEUE_CMDLINE_SIZE; u8 buf[cmdline_size]; @@ -85,65 +88,118 @@ acr_ls_msgqueue_post_run(struct nvkm_msgqueue *queue, nvkm_falcon_load_dmem(falcon, buf, addr_args, cmdline_size, 0); /* rearm the queue so it will wait for the init message */ nvkm_msgqueue_reinit(queue); + + /* Enable interrupts */ + nvkm_falcon_wr32(falcon, 0x10, 0xff); + nvkm_mc_intr_mask(device, falcon->owner->index, true); + + /* Start LS firmware on boot falcon */ + nvkm_falcon_start(falcon); + + return 0; } int -acr_ls_ucode_load_pmu(const struct nvkm_subdev *subdev, - struct ls_ucode_img *img) +acr_ls_ucode_load_pmu(const struct nvkm_secboot *sb, struct ls_ucode_img *img) { - struct nvkm_pmu *pmu = subdev->device->pmu; + struct nvkm_pmu *pmu = sb->subdev.device->pmu; int ret; - ret = acr_ls_ucode_load_msgqueue(subdev, "pmu", img); + ret = acr_ls_ucode_load_msgqueue(&sb->subdev, "pmu", img); if (ret) return ret; /* Allocate the PMU queue corresponding to the FW version */ ret = nvkm_msgqueue_new(img->ucode_desc.app_version, pmu->falcon, - &pmu->queue); + sb, &pmu->queue); if (ret) return ret; return 0; } -void +int acr_ls_pmu_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb) { struct nvkm_device *device = sb->subdev.device; struct nvkm_pmu *pmu = device->pmu; u32 addr_args = pmu->falcon->data.limit - NVKM_MSGQUEUE_CMDLINE_SIZE; + int ret; + + ret = acr_ls_msgqueue_post_run(pmu->queue, pmu->falcon, addr_args); + if (ret) + return ret; - acr_ls_msgqueue_post_run(pmu->queue, pmu->falcon, addr_args); + nvkm_debug(&sb->subdev, "%s started\n", + nvkm_secboot_falcon_name[acr->boot_falcon]); + + return 0; } int -acr_ls_ucode_load_sec2(const struct nvkm_subdev *subdev, - struct ls_ucode_img *img) +acr_ls_ucode_load_sec2(const struct nvkm_secboot *sb, struct ls_ucode_img *img) { - struct nvkm_sec2 *sec = subdev->device->sec2; + struct nvkm_sec2 *sec = sb->subdev.device->sec2; int ret; - ret = acr_ls_ucode_load_msgqueue(subdev, "sec2", img); + ret = acr_ls_ucode_load_msgqueue(&sb->subdev, "sec2", img); if (ret) return ret; /* Allocate the PMU queue corresponding to the FW version */ ret = nvkm_msgqueue_new(img->ucode_desc.app_version, sec->falcon, - &sec->queue); + sb, &sec->queue); if (ret) return ret; return 0; } -void +int acr_ls_sec2_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb) { - struct nvkm_device *device = sb->subdev.device; + const struct nvkm_subdev *subdev = &sb->subdev; + struct nvkm_device *device = subdev->device; struct nvkm_sec2 *sec = device->sec2; /* on SEC arguments are always at the beginning of EMEM */ - u32 addr_args = 0x01000000; + const u32 addr_args = 0x01000000; + u32 reg; + int ret; - acr_ls_msgqueue_post_run(sec->queue, sec->falcon, addr_args); + ret = acr_ls_msgqueue_post_run(sec->queue, sec->falcon, addr_args); + if (ret) + return ret; + + /* + * There is a bug where the LS firmware sometimes require to be started + * twice (this happens only on SEC). Detect and workaround that + * condition. + * + * Once started, the falcon will end up in STOPPED condition (bit 5) + * if successful, or in HALT condition (bit 4) if not. + */ + nvkm_msec(device, 1, + if ((reg = nvkm_falcon_rd32(sb->boot_falcon, 0x100) & 0x30) != 0) + break; + ); + if (reg & BIT(4)) { + nvkm_debug(subdev, "applying workaround for start bug..."); + nvkm_falcon_start(sb->boot_falcon); + nvkm_msec(subdev->device, 1, + if ((reg = nvkm_rd32(subdev->device, + sb->boot_falcon->addr + 0x100) + & 0x30) != 0) + break; + ); + if (reg & BIT(4)) { + nvkm_error(subdev, "%s failed to start\n", + nvkm_secboot_falcon_name[acr->boot_falcon]); + return -EINVAL; + } + } + + nvkm_debug(&sb->subdev, "%s started\n", + nvkm_secboot_falcon_name[acr->boot_falcon]); + + return 0; } diff --git a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c index ee5883f59be5..0dbe0306953d 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c +++ b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c @@ -160,10 +160,10 @@ static struct dma_buf_ops omap_dmabuf_ops = { .release = omap_gem_dmabuf_release, .begin_cpu_access = omap_gem_dmabuf_begin_cpu_access, .end_cpu_access = omap_gem_dmabuf_end_cpu_access, - .kmap_atomic = omap_gem_dmabuf_kmap_atomic, - .kunmap_atomic = omap_gem_dmabuf_kunmap_atomic, - .kmap = omap_gem_dmabuf_kmap, - .kunmap = omap_gem_dmabuf_kunmap, + .map_atomic = omap_gem_dmabuf_kmap_atomic, + .unmap_atomic = omap_gem_dmabuf_kunmap_atomic, + .map = omap_gem_dmabuf_kmap, + .unmap = omap_gem_dmabuf_kunmap, .mmap = omap_gem_dmabuf_mmap, }; diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 62aba976e744..3e29a9903303 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -7,6 +7,16 @@ config DRM_PANEL menu "Display Panels" depends on DRM && DRM_PANEL +config DRM_PANEL_LVDS + tristate "Generic LVDS panel driver" + depends on OF + depends on BACKLIGHT_CLASS_DEVICE + select VIDEOMODE_HELPERS + help + This driver supports LVDS panels that don't require device-specific + handling of power supplies or control signals. It implements automatic + backlight handling if the panel is attached to a backlight controller. + config DRM_PANEL_SIMPLE tristate "support for simple panels" depends on OF @@ -52,6 +62,12 @@ config DRM_PANEL_PANASONIC_VVX10F034N00 WUXGA (1920x1200) Novatek NT1397-based DSI panel as found in some Xperia Z2 tablets +config DRM_PANEL_SAMSUNG_S6E3HA2 + tristate "Samsung S6E3HA2 DSI video mode panel" + depends on OF + depends on DRM_MIPI_DSI + select VIDEOMODE_HELPERS + config DRM_PANEL_SAMSUNG_S6E8AA0 tristate "Samsung S6E8AA0 DSI video mode panel" depends on OF @@ -81,4 +97,11 @@ config DRM_PANEL_SHARP_LS043T1LE01 Say Y here if you want to enable support for Sharp LS043T1LE01 qHD (540x960) DSI panel as found on the Qualcomm APQ8074 Dragonboard +config DRM_PANEL_SITRONIX_ST7789V + tristate "Sitronix ST7789V panel" + depends on OF && SPI + help + Say Y here if you want to enable support for the Sitronix + ST7789V controller for 240x320 LCD panels + endmenu diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index a5c7ec0236e0..292b3c77aede 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -1,8 +1,11 @@ +obj-$(CONFIG_DRM_PANEL_LVDS) += panel-lvds.o obj-$(CONFIG_DRM_PANEL_SIMPLE) += panel-simple.o obj-$(CONFIG_DRM_PANEL_JDI_LT070ME05000) += panel-jdi-lt070me05000.o obj-$(CONFIG_DRM_PANEL_LG_LG4573) += panel-lg-lg4573.o obj-$(CONFIG_DRM_PANEL_PANASONIC_VVX10F034N00) += panel-panasonic-vvx10f034n00.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o +obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E3HA2) += panel-samsung-s6e3ha2.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o +obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c new file mode 100644 index 000000000000..3216aa9a88d6 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-lvds.c @@ -0,0 +1,286 @@ +/* + * rcar_du_crtc.c -- R-Car Display Unit CRTCs + * + * Copyright (C) 2016 Laurent Pinchart + * Copyright (C) 2016 Renesas Electronics Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/backlight.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/of_platform.h> +#include <linux/platform_device.h> +#include <linux/slab.h> + +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_panel.h> + +#include <video/display_timing.h> +#include <video/of_display_timing.h> +#include <video/videomode.h> + +struct panel_lvds { + struct drm_panel panel; + struct device *dev; + + const char *label; + unsigned int width; + unsigned int height; + struct videomode video_mode; + unsigned int bus_format; + bool data_mirror; + + struct backlight_device *backlight; + + struct gpio_desc *enable_gpio; + struct gpio_desc *reset_gpio; +}; + +static inline struct panel_lvds *to_panel_lvds(struct drm_panel *panel) +{ + return container_of(panel, struct panel_lvds, panel); +} + +static int panel_lvds_disable(struct drm_panel *panel) +{ + struct panel_lvds *lvds = to_panel_lvds(panel); + + if (lvds->backlight) { + lvds->backlight->props.power = FB_BLANK_POWERDOWN; + lvds->backlight->props.state |= BL_CORE_FBBLANK; + backlight_update_status(lvds->backlight); + } + + return 0; +} + +static int panel_lvds_unprepare(struct drm_panel *panel) +{ + struct panel_lvds *lvds = to_panel_lvds(panel); + + if (lvds->enable_gpio) + gpiod_set_value_cansleep(lvds->enable_gpio, 0); + + return 0; +} + +static int panel_lvds_prepare(struct drm_panel *panel) +{ + struct panel_lvds *lvds = to_panel_lvds(panel); + + if (lvds->enable_gpio) + gpiod_set_value_cansleep(lvds->enable_gpio, 1); + + return 0; +} + +static int panel_lvds_enable(struct drm_panel *panel) +{ + struct panel_lvds *lvds = to_panel_lvds(panel); + + if (lvds->backlight) { + lvds->backlight->props.state &= ~BL_CORE_FBBLANK; + lvds->backlight->props.power = FB_BLANK_UNBLANK; + backlight_update_status(lvds->backlight); + } + + return 0; +} + +static int panel_lvds_get_modes(struct drm_panel *panel) +{ + struct panel_lvds *lvds = to_panel_lvds(panel); + struct drm_connector *connector = lvds->panel.connector; + struct drm_display_mode *mode; + + mode = drm_mode_create(lvds->panel.drm); + if (!mode) + return 0; + + drm_display_mode_from_videomode(&lvds->video_mode, mode); + mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(connector, mode); + + connector->display_info.width_mm = lvds->width; + connector->display_info.height_mm = lvds->height; + drm_display_info_set_bus_formats(&connector->display_info, + &lvds->bus_format, 1); + connector->display_info.bus_flags = lvds->data_mirror + ? DRM_BUS_FLAG_DATA_LSB_TO_MSB + : DRM_BUS_FLAG_DATA_MSB_TO_LSB; + + return 1; +} + +static const struct drm_panel_funcs panel_lvds_funcs = { + .disable = panel_lvds_disable, + .unprepare = panel_lvds_unprepare, + .prepare = panel_lvds_prepare, + .enable = panel_lvds_enable, + .get_modes = panel_lvds_get_modes, +}; + +static int panel_lvds_parse_dt(struct panel_lvds *lvds) +{ + struct device_node *np = lvds->dev->of_node; + struct display_timing timing; + const char *mapping; + int ret; + + ret = of_get_display_timing(np, "panel-timing", &timing); + if (ret < 0) + return ret; + + videomode_from_timing(&timing, &lvds->video_mode); + + ret = of_property_read_u32(np, "width-mm", &lvds->width); + if (ret < 0) { + dev_err(lvds->dev, "%s: invalid or missing %s DT property\n", + of_node_full_name(np), "width-mm"); + return -ENODEV; + } + ret = of_property_read_u32(np, "height-mm", &lvds->height); + if (ret < 0) { + dev_err(lvds->dev, "%s: invalid or missing %s DT property\n", + of_node_full_name(np), "height-mm"); + return -ENODEV; + } + + of_property_read_string(np, "label", &lvds->label); + + ret = of_property_read_string(np, "data-mapping", &mapping); + if (ret < 0) { + dev_err(lvds->dev, "%s: invalid or missing %s DT property\n", + of_node_full_name(np), "data-mapping"); + return -ENODEV; + } + + if (!strcmp(mapping, "jeida-18")) { + lvds->bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG; + } else if (!strcmp(mapping, "jeida-24")) { + lvds->bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA; + } else if (!strcmp(mapping, "vesa-24")) { + lvds->bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG; + } else { + dev_err(lvds->dev, "%s: invalid or missing %s DT property\n", + of_node_full_name(np), "data-mapping"); + return -EINVAL; + } + + lvds->data_mirror = of_property_read_bool(np, "data-mirror"); + + return 0; +} + +static int panel_lvds_probe(struct platform_device *pdev) +{ + struct panel_lvds *lvds; + struct device_node *np; + int ret; + + lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL); + if (!lvds) + return -ENOMEM; + + lvds->dev = &pdev->dev; + + ret = panel_lvds_parse_dt(lvds); + if (ret < 0) + return ret; + + /* Get GPIOs and backlight controller. */ + lvds->enable_gpio = devm_gpiod_get_optional(lvds->dev, "enable", + GPIOD_OUT_LOW); + if (IS_ERR(lvds->enable_gpio)) { + ret = PTR_ERR(lvds->enable_gpio); + dev_err(lvds->dev, "failed to request %s GPIO: %d\n", + "enable", ret); + return ret; + } + + lvds->reset_gpio = devm_gpiod_get_optional(lvds->dev, "reset", + GPIOD_OUT_HIGH); + if (IS_ERR(lvds->reset_gpio)) { + ret = PTR_ERR(lvds->reset_gpio); + dev_err(lvds->dev, "failed to request %s GPIO: %d\n", + "reset", ret); + return ret; + } + + np = of_parse_phandle(lvds->dev->of_node, "backlight", 0); + if (np) { + lvds->backlight = of_find_backlight_by_node(np); + of_node_put(np); + + if (!lvds->backlight) + return -EPROBE_DEFER; + } + + /* + * TODO: Handle all power supplies specified in the DT node in a generic + * way for panels that don't care about power supply ordering. LVDS + * panels that require a specific power sequence will need a dedicated + * driver. + */ + + /* Register the panel. */ + drm_panel_init(&lvds->panel); + lvds->panel.dev = lvds->dev; + lvds->panel.funcs = &panel_lvds_funcs; + + ret = drm_panel_add(&lvds->panel); + if (ret < 0) + goto error; + + dev_set_drvdata(lvds->dev, lvds); + return 0; + +error: + put_device(&lvds->backlight->dev); + return ret; +} + +static int panel_lvds_remove(struct platform_device *pdev) +{ + struct panel_lvds *lvds = dev_get_drvdata(&pdev->dev); + + drm_panel_detach(&lvds->panel); + drm_panel_remove(&lvds->panel); + + panel_lvds_disable(&lvds->panel); + + if (lvds->backlight) + put_device(&lvds->backlight->dev); + + return 0; +} + +static const struct of_device_id panel_lvds_of_table[] = { + { .compatible = "panel-lvds", }, + { /* Sentinel */ }, +}; + +MODULE_DEVICE_TABLE(of, panel_lvds_of_table); + +static struct platform_driver panel_lvds_driver = { + .probe = panel_lvds_probe, + .remove = panel_lvds_remove, + .driver = { + .name = "panel-lvds", + .of_match_table = panel_lvds_of_table, + }, +}; + +module_platform_driver(panel_lvds_driver); + +MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart@ideasonboard.com>"); +MODULE_DESCRIPTION("LVDS Panel Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c new file mode 100644 index 000000000000..4cc08d7b3de4 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c @@ -0,0 +1,739 @@ +/* + * MIPI-DSI based s6e3ha2 AMOLED 5.7 inch panel driver. + * + * Copyright (c) 2016 Samsung Electronics Co., Ltd. + * Donghwa Lee <dh09.lee@samsung.com> + * Hyungwon Hwang <human.hwang@samsung.com> + * Hoegeun Kwon <hoegeun.kwon@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <drm/drmP.h> +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_panel.h> +#include <linux/backlight.h> +#include <linux/gpio/consumer.h> +#include <linux/regulator/consumer.h> + +#define S6E3HA2_MIN_BRIGHTNESS 0 +#define S6E3HA2_MAX_BRIGHTNESS 100 +#define S6E3HA2_DEFAULT_BRIGHTNESS 80 + +#define S6E3HA2_NUM_GAMMA_STEPS 46 +#define S6E3HA2_GAMMA_CMD_CNT 35 +#define S6E3HA2_VINT_STATUS_MAX 10 + +static const u8 gamma_tbl[S6E3HA2_NUM_GAMMA_STEPS][S6E3HA2_GAMMA_CMD_CNT] = { + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x82, 0x83, + 0x85, 0x88, 0x8b, 0x8b, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8c, + 0x94, 0x84, 0xb1, 0xaf, 0x8e, 0xcf, 0xad, 0xc9, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x84, 0x84, + 0x85, 0x87, 0x8b, 0x8a, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8a, + 0x93, 0x84, 0xb0, 0xae, 0x8e, 0xc9, 0xa8, 0xc5, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x88, 0x81, 0x84, 0x8a, 0x88, 0x8a, + 0x91, 0x84, 0xb1, 0xae, 0x8b, 0xd5, 0xb2, 0xcc, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x87, 0x81, 0x84, 0x8a, 0x87, 0x8a, + 0x91, 0x85, 0xae, 0xac, 0x8a, 0xc3, 0xa3, 0xc0, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x85, 0x85, + 0x86, 0x85, 0x88, 0x89, 0x84, 0x89, 0x82, 0x84, 0x87, 0x85, 0x8b, + 0x91, 0x88, 0xad, 0xab, 0x8a, 0xb7, 0x9b, 0xb6, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x89, 0x8a, 0x84, 0x89, 0x83, 0x83, 0x86, 0x84, 0x8b, + 0x90, 0x84, 0xb0, 0xae, 0x8b, 0xce, 0xad, 0xc8, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x89, + 0x8f, 0x84, 0xac, 0xaa, 0x89, 0xb1, 0x98, 0xaf, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x88, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8c, + 0x91, 0x86, 0xac, 0xaa, 0x89, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x88, + 0x8b, 0x82, 0xad, 0xaa, 0x8a, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8a, + 0x8e, 0x84, 0xae, 0xac, 0x89, 0xda, 0xb7, 0xd0, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x80, 0x83, 0x82, 0x8b, + 0x8e, 0x85, 0xac, 0xaa, 0x89, 0xc8, 0xaa, 0xc1, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x85, 0x86, 0x87, 0x89, 0x81, 0x85, 0x81, 0x84, 0x86, 0x84, 0x8c, + 0x8c, 0x84, 0xa9, 0xa8, 0x87, 0xa3, 0x92, 0xa1, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x85, 0x86, 0x87, 0x89, 0x84, 0x86, 0x83, 0x80, 0x83, 0x81, 0x8c, + 0x8d, 0x84, 0xaa, 0xaa, 0x89, 0xce, 0xaf, 0xc5, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x85, 0x86, 0x87, 0x89, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c, + 0x8c, 0x84, 0xa8, 0xa8, 0x88, 0xb5, 0x9f, 0xb0, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c, + 0x8b, 0x84, 0xab, 0xa8, 0x86, 0xd4, 0xb4, 0xc9, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x84, 0x84, 0x85, 0x8b, + 0x8a, 0x83, 0xa6, 0xa5, 0x84, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, + 0x86, 0x85, 0x86, 0x86, 0x82, 0x85, 0x81, 0x82, 0x83, 0x84, 0x8e, + 0x8b, 0x83, 0xa4, 0xa3, 0x8a, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8e, + 0x8b, 0x83, 0xa4, 0xa2, 0x86, 0xc1, 0xa9, 0xb7, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8d, + 0x89, 0x82, 0xa2, 0xa1, 0x84, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x83, 0x83, 0x85, 0x8c, + 0x87, 0x7f, 0xa2, 0x9d, 0x88, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xbb, 0x00, 0xc5, 0x00, 0xb4, 0x87, 0x86, 0x86, 0x84, 0x83, + 0x86, 0x87, 0x87, 0x87, 0x80, 0x82, 0x7f, 0x86, 0x86, 0x88, 0x8a, + 0x84, 0x7e, 0x9d, 0x9c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xbd, 0x00, 0xc7, 0x00, 0xb7, 0x87, 0x85, 0x85, 0x84, 0x83, + 0x86, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x83, 0x84, 0x85, 0x8a, + 0x85, 0x7e, 0x9c, 0x9b, 0x85, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xc0, 0x00, 0xca, 0x00, 0xbb, 0x87, 0x86, 0x85, 0x83, 0x83, + 0x85, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x84, 0x85, 0x86, 0x89, + 0x83, 0x7d, 0x9c, 0x99, 0x87, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xc4, 0x00, 0xcd, 0x00, 0xbe, 0x87, 0x86, 0x85, 0x83, 0x83, + 0x86, 0x85, 0x85, 0x87, 0x81, 0x82, 0x80, 0x82, 0x82, 0x83, 0x8a, + 0x85, 0x7f, 0x9f, 0x9b, 0x86, 0xb4, 0xa1, 0xac, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xc7, 0x00, 0xd0, 0x00, 0xc2, 0x87, 0x85, 0x85, 0x83, 0x82, + 0x85, 0x85, 0x85, 0x86, 0x82, 0x83, 0x80, 0x82, 0x82, 0x84, 0x87, + 0x86, 0x80, 0x9e, 0x9a, 0x87, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xca, 0x00, 0xd2, 0x00, 0xc5, 0x87, 0x85, 0x84, 0x82, 0x82, + 0x84, 0x85, 0x85, 0x86, 0x81, 0x82, 0x7f, 0x82, 0x82, 0x84, 0x88, + 0x86, 0x81, 0x9d, 0x98, 0x86, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xce, 0x00, 0xd6, 0x00, 0xca, 0x86, 0x85, 0x84, 0x83, 0x83, + 0x85, 0x84, 0x84, 0x85, 0x81, 0x82, 0x80, 0x81, 0x81, 0x82, 0x89, + 0x86, 0x81, 0x9c, 0x97, 0x86, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xd1, 0x00, 0xd9, 0x00, 0xce, 0x86, 0x84, 0x83, 0x83, 0x82, + 0x85, 0x85, 0x85, 0x86, 0x81, 0x83, 0x81, 0x82, 0x82, 0x83, 0x86, + 0x83, 0x7f, 0x99, 0x95, 0x86, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xd4, 0x00, 0xdb, 0x00, 0xd1, 0x86, 0x85, 0x83, 0x83, 0x82, + 0x85, 0x84, 0x84, 0x85, 0x80, 0x83, 0x82, 0x80, 0x80, 0x81, 0x87, + 0x84, 0x81, 0x98, 0x93, 0x85, 0xae, 0x9c, 0xa8, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xd8, 0x00, 0xde, 0x00, 0xd6, 0x86, 0x84, 0x83, 0x81, 0x81, + 0x83, 0x85, 0x85, 0x85, 0x82, 0x83, 0x81, 0x81, 0x81, 0x83, 0x86, + 0x84, 0x80, 0x98, 0x91, 0x85, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xdc, 0x00, 0xe2, 0x00, 0xda, 0x85, 0x84, 0x83, 0x82, 0x82, + 0x84, 0x84, 0x84, 0x85, 0x81, 0x82, 0x82, 0x80, 0x80, 0x81, 0x83, + 0x82, 0x7f, 0x99, 0x93, 0x86, 0x94, 0x8b, 0x92, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xdf, 0x00, 0xe5, 0x00, 0xde, 0x85, 0x84, 0x82, 0x82, 0x82, + 0x84, 0x83, 0x83, 0x84, 0x81, 0x81, 0x80, 0x83, 0x82, 0x84, 0x82, + 0x81, 0x7f, 0x99, 0x92, 0x86, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x83, 0x83, 0x84, 0x80, + 0x81, 0x7c, 0x99, 0x92, 0x87, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x85, 0x84, 0x83, 0x81, 0x81, + 0x82, 0x82, 0x82, 0x83, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83, + 0x82, 0x80, 0x91, 0x8d, 0x83, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83, + 0x81, 0x7f, 0x91, 0x8c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x82, + 0x82, 0x7f, 0x94, 0x89, 0x84, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x83, + 0x82, 0x7f, 0x91, 0x85, 0x81, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x83, 0x82, 0x84, 0x83, + 0x82, 0x7f, 0x90, 0x84, 0x81, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x80, 0x80, + 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x80, 0x80, 0x81, 0x81, + 0x82, 0x83, 0x7e, 0x80, 0x7c, 0xa4, 0x97, 0x9f, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xe9, 0x00, 0xec, 0x00, 0xe8, 0x84, 0x83, 0x82, 0x81, 0x81, + 0x82, 0x82, 0x82, 0x83, 0x7f, 0x7f, 0x7f, 0x81, 0x80, 0x82, 0x83, + 0x83, 0x84, 0x79, 0x7c, 0x79, 0xb1, 0xa0, 0xaa, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xed, 0x00, 0xf0, 0x00, 0xec, 0x83, 0x83, 0x82, 0x80, 0x80, + 0x81, 0x82, 0x82, 0x82, 0x7f, 0x7f, 0x7e, 0x81, 0x81, 0x82, 0x80, + 0x81, 0x81, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xf1, 0x00, 0xf4, 0x00, 0xf1, 0x83, 0x82, 0x82, 0x80, 0x80, + 0x81, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x81, 0x7d, + 0x7e, 0x7f, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xf6, 0x00, 0xf7, 0x00, 0xf5, 0x82, 0x82, 0x81, 0x80, 0x80, + 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x82, + 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x00, 0xfa, 0x00, 0xfb, 0x00, 0xfa, 0x81, 0x81, 0x81, 0x80, 0x80, + 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80, + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 }, + { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80, + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, + 0x00, 0x00 } +}; + +unsigned char vint_table[S6E3HA2_VINT_STATUS_MAX] = { + 0x18, 0x19, 0x1a, 0x1b, 0x1c, + 0x1d, 0x1e, 0x1f, 0x20, 0x21 +}; + +struct s6e3ha2 { + struct device *dev; + struct drm_panel panel; + struct backlight_device *bl_dev; + + struct regulator_bulk_data supplies[2]; + struct gpio_desc *reset_gpio; + struct gpio_desc *enable_gpio; +}; + +static int s6e3ha2_dcs_write(struct s6e3ha2 *ctx, const void *data, size_t len) +{ + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + + return mipi_dsi_dcs_write_buffer(dsi, data, len); +} + +#define s6e3ha2_dcs_write_seq_static(ctx, seq...) do { \ + static const u8 d[] = { seq }; \ + int ret; \ + ret = s6e3ha2_dcs_write(ctx, d, ARRAY_SIZE(d)); \ + if (ret < 0) \ + return ret; \ +} while (0) + +#define s6e3ha2_call_write_func(ret, func) do { \ + ret = (func); \ + if (ret < 0) \ + return ret; \ +} while (0) + +static int s6e3ha2_test_key_on_f0(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0x5a, 0x5a); + return 0; +} + +static int s6e3ha2_test_key_off_f0(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0xa5, 0xa5); + return 0; +} + +static int s6e3ha2_test_key_on_fc(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0x5a, 0x5a); + return 0; +} + +static int s6e3ha2_test_key_off_fc(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0xa5, 0xa5); + return 0; +} + +static int s6e3ha2_single_dsi_set(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xf2, 0x67); + s6e3ha2_dcs_write_seq_static(ctx, 0xf9, 0x09); + return 0; +} + +static int s6e3ha2_freq_calibration(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xfd, 0x1c); + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20, 0x39); + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0xa0); + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20); + s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x12, 0x62, 0x40, + 0x80, 0xc0, 0x28, 0x28, 0x28, 0x28, 0x39, 0xc5); + return 0; +} + +static int s6e3ha2_aor_control(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb2, 0x03, 0x10); + return 0; +} + +static int s6e3ha2_caps_elvss_set(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb6, 0x9c, 0x0a); + return 0; +} + +static int s6e3ha2_acl_off(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0x55, 0x00); + return 0; +} + +static int s6e3ha2_acl_off_opr(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb5, 0x40); + return 0; +} + +static int s6e3ha2_test_global(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x07); + return 0; +} + +static int s6e3ha2_test(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb8, 0x19); + return 0; +} + +static int s6e3ha2_touch_hsync_on1(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xbd, 0x33, 0x11, 0x02, + 0x16, 0x02, 0x16); + return 0; +} + +static int s6e3ha2_pentile_control(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xc0, 0x00, 0x00, 0xd8, 0xd8); + return 0; +} + +static int s6e3ha2_poc_global(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x20); + return 0; +} + +static int s6e3ha2_poc_setting(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x08); + return 0; +} + +static int s6e3ha2_pcd_set_off(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xcc, 0x40, 0x51); + return 0; +} + +static int s6e3ha2_err_fg_set(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xed, 0x44); + return 0; +} + +static int s6e3ha2_hbm_off(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0x53, 0x00); + return 0; +} + +static int s6e3ha2_te_start_setting(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xb9, 0x10, 0x09, 0xff, 0x00, 0x09); + return 0; +} + +static int s6e3ha2_gamma_update(struct s6e3ha2 *ctx) +{ + s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x03); + ndelay(100); /* need for 100ns delay */ + s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x00); + return 0; +} + +static int s6e3ha2_get_brightness(struct backlight_device *bl_dev) +{ + return bl_dev->props.brightness; +} + +static int s6e3ha2_set_vint(struct s6e3ha2 *ctx) +{ + struct backlight_device *bl_dev = ctx->bl_dev; + unsigned int brightness = bl_dev->props.brightness; + unsigned char data[] = { 0xf4, 0x8b, + vint_table[brightness * (S6E3HA2_VINT_STATUS_MAX - 1) / + S6E3HA2_MAX_BRIGHTNESS] }; + + return s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data)); +} + +static unsigned int s6e3ha2_get_brightness_index(unsigned int brightness) +{ + return (brightness * (S6E3HA2_NUM_GAMMA_STEPS - 1)) / + S6E3HA2_MAX_BRIGHTNESS; +} + +static int s6e3ha2_update_gamma(struct s6e3ha2 *ctx, unsigned int brightness) +{ + struct backlight_device *bl_dev = ctx->bl_dev; + unsigned int index = s6e3ha2_get_brightness_index(brightness); + u8 data[S6E3HA2_GAMMA_CMD_CNT + 1] = { 0xca, }; + int ret; + + memcpy(data + 1, gamma_tbl + index, S6E3HA2_GAMMA_CMD_CNT); + s6e3ha2_call_write_func(ret, + s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data))); + + s6e3ha2_call_write_func(ret, s6e3ha2_gamma_update(ctx)); + bl_dev->props.brightness = brightness; + + return 0; +} + +static int s6e3ha2_set_brightness(struct backlight_device *bl_dev) +{ + struct s6e3ha2 *ctx = bl_get_data(bl_dev); + unsigned int brightness = bl_dev->props.brightness; + int ret; + + if (brightness < S6E3HA2_MIN_BRIGHTNESS || + brightness > bl_dev->props.max_brightness) { + dev_err(ctx->dev, "Invalid brightness: %u\n", brightness); + return -EINVAL; + } + + if (bl_dev->props.power > FB_BLANK_NORMAL) + return -EPERM; + + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_update_gamma(ctx, brightness)); + s6e3ha2_call_write_func(ret, s6e3ha2_aor_control(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_set_vint(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); + + return 0; +} + +static const struct backlight_ops s6e3ha2_bl_ops = { + .get_brightness = s6e3ha2_get_brightness, + .update_status = s6e3ha2_set_brightness, +}; + +static int s6e3ha2_panel_init(struct s6e3ha2 *ctx) +{ + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + int ret; + + s6e3ha2_call_write_func(ret, mipi_dsi_dcs_exit_sleep_mode(dsi)); + usleep_range(5000, 6000); + + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_single_dsi_set(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_fc(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_freq_calibration(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_fc(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); + + return 0; +} + +static int s6e3ha2_power_off(struct s6e3ha2 *ctx) +{ + return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); +} + +static int s6e3ha2_disable(struct drm_panel *panel) +{ + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + int ret; + + s6e3ha2_call_write_func(ret, mipi_dsi_dcs_enter_sleep_mode(dsi)); + s6e3ha2_call_write_func(ret, mipi_dsi_dcs_set_display_off(dsi)); + + msleep(40); + ctx->bl_dev->props.power = FB_BLANK_NORMAL; + + return 0; +} + +static int s6e3ha2_unprepare(struct drm_panel *panel) +{ + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); + + return s6e3ha2_power_off(ctx); +} + +static int s6e3ha2_power_on(struct s6e3ha2 *ctx) +{ + int ret; + + ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret < 0) + return ret; + + msleep(120); + + gpiod_set_value(ctx->enable_gpio, 0); + usleep_range(5000, 6000); + gpiod_set_value(ctx->enable_gpio, 1); + + gpiod_set_value(ctx->reset_gpio, 1); + usleep_range(5000, 6000); + gpiod_set_value(ctx->reset_gpio, 0); + usleep_range(5000, 6000); + + return 0; +} +static int s6e3ha2_prepare(struct drm_panel *panel) +{ + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); + int ret; + + ret = s6e3ha2_power_on(ctx); + if (ret < 0) + return ret; + + ret = s6e3ha2_panel_init(ctx); + if (ret < 0) + goto err; + + ctx->bl_dev->props.power = FB_BLANK_NORMAL; + + return 0; + +err: + s6e3ha2_power_off(ctx); + return ret; +} + +static int s6e3ha2_enable(struct drm_panel *panel) +{ + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + int ret; + + /* common setting */ + s6e3ha2_call_write_func(ret, + mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK)); + + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_fc(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_touch_hsync_on1(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_pentile_control(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_poc_global(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_poc_setting(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_fc(ctx)); + + /* pcd setting off for TB */ + s6e3ha2_call_write_func(ret, s6e3ha2_pcd_set_off(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_err_fg_set(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_te_start_setting(ctx)); + + /* brightness setting */ + s6e3ha2_call_write_func(ret, s6e3ha2_set_brightness(ctx->bl_dev)); + s6e3ha2_call_write_func(ret, s6e3ha2_aor_control(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_caps_elvss_set(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_gamma_update(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_acl_off(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_acl_off_opr(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_hbm_off(ctx)); + + /* elvss temp compensation */ + s6e3ha2_call_write_func(ret, s6e3ha2_test_global(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test(ctx)); + s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); + + s6e3ha2_call_write_func(ret, mipi_dsi_dcs_set_display_on(dsi)); + ctx->bl_dev->props.power = FB_BLANK_UNBLANK; + + return 0; +} + +static const struct drm_display_mode default_mode = { + .clock = 222372, + .hdisplay = 1440, + .hsync_start = 1440 + 1, + .hsync_end = 1440 + 1 + 1, + .htotal = 1440 + 1 + 1 + 1, + .vdisplay = 2560, + .vsync_start = 2560 + 1, + .vsync_end = 2560 + 1 + 1, + .vtotal = 2560 + 1 + 1 + 15, + .vrefresh = 60, + .flags = 0, +}; + +static int s6e3ha2_get_modes(struct drm_panel *panel) +{ + struct drm_connector *connector = panel->connector; + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(panel->drm, &default_mode); + if (!mode) { + DRM_ERROR("failed to add mode %ux%ux@%u\n", + default_mode.hdisplay, default_mode.vdisplay, + default_mode.vrefresh); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(connector, mode); + + connector->display_info.width_mm = 71; + connector->display_info.height_mm = 125; + + return 1; +} + +static const struct drm_panel_funcs s6e3ha2_drm_funcs = { + .disable = s6e3ha2_disable, + .unprepare = s6e3ha2_unprepare, + .prepare = s6e3ha2_prepare, + .enable = s6e3ha2_enable, + .get_modes = s6e3ha2_get_modes, +}; + +static int s6e3ha2_probe(struct mipi_dsi_device *dsi) +{ + struct device *dev = &dsi->dev; + struct s6e3ha2 *ctx; + int ret; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + mipi_dsi_set_drvdata(dsi, ctx); + + ctx->dev = dev; + + dsi->lanes = 4; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS; + + ctx->supplies[0].supply = "vdd3"; + ctx->supplies[1].supply = "vci"; + + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), + ctx->supplies); + if (ret < 0) { + dev_err(dev, "failed to get regulators: %d\n", ret); + return ret; + } + + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset_gpio)) { + dev_err(dev, "cannot get reset-gpios %ld\n", + PTR_ERR(ctx->reset_gpio)); + return PTR_ERR(ctx->reset_gpio); + } + + ctx->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH); + if (IS_ERR(ctx->enable_gpio)) { + dev_err(dev, "cannot get enable-gpios %ld\n", + PTR_ERR(ctx->enable_gpio)); + return PTR_ERR(ctx->enable_gpio); + } + + ctx->bl_dev = backlight_device_register("s6e3ha2", dev, ctx, + &s6e3ha2_bl_ops, NULL); + if (IS_ERR(ctx->bl_dev)) { + dev_err(dev, "failed to register backlight device\n"); + return PTR_ERR(ctx->bl_dev); + } + + ctx->bl_dev->props.max_brightness = S6E3HA2_MAX_BRIGHTNESS; + ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS; + ctx->bl_dev->props.power = FB_BLANK_POWERDOWN; + + drm_panel_init(&ctx->panel); + ctx->panel.dev = dev; + ctx->panel.funcs = &s6e3ha2_drm_funcs; + + ret = drm_panel_add(&ctx->panel); + if (ret < 0) + goto unregister_backlight; + + ret = mipi_dsi_attach(dsi); + if (ret < 0) + goto remove_panel; + + return ret; + +remove_panel: + drm_panel_remove(&ctx->panel); + +unregister_backlight: + backlight_device_unregister(ctx->bl_dev); + + return ret; +} + +static int s6e3ha2_remove(struct mipi_dsi_device *dsi) +{ + struct s6e3ha2 *ctx = mipi_dsi_get_drvdata(dsi); + + mipi_dsi_detach(dsi); + drm_panel_remove(&ctx->panel); + backlight_device_unregister(ctx->bl_dev); + + return 0; +} + +static const struct of_device_id s6e3ha2_of_match[] = { + { .compatible = "samsung,s6e3ha2" }, + { } +}; +MODULE_DEVICE_TABLE(of, s6e3ha2_of_match); + +static struct mipi_dsi_driver s6e3ha2_driver = { + .probe = s6e3ha2_probe, + .remove = s6e3ha2_remove, + .driver = { + .name = "panel-samsung-s6e3ha2", + .of_match_table = s6e3ha2_of_match, + }, +}; +module_mipi_dsi_driver(s6e3ha2_driver); + +MODULE_AUTHOR("Donghwa Lee <dh09.lee@samsung.com>"); +MODULE_AUTHOR("Hyungwon Hwang <human.hwang@samsung.com>"); +MODULE_AUTHOR("Hoegeun Kwon <hoegeun.kwon@samsung.com>"); +MODULE_DESCRIPTION("MIPI-DSI based s6e3ha2 AMOLED Panel Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 89eb0422821c..c4566ce8fda7 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -386,6 +386,31 @@ static void panel_simple_shutdown(struct device *dev) panel_simple_disable(&panel->base); } +static const struct drm_display_mode ampire_am_480272h3tmqw_t01h_mode = { + .clock = 9000, + .hdisplay = 480, + .hsync_start = 480 + 2, + .hsync_end = 480 + 2 + 41, + .htotal = 480 + 2 + 41 + 2, + .vdisplay = 272, + .vsync_start = 272 + 2, + .vsync_end = 272 + 2 + 10, + .vtotal = 272 + 2 + 10 + 2, + .vrefresh = 60, + .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC, +}; + +static const struct panel_desc ampire_am_480272h3tmqw_t01h = { + .modes = &ire_am_480272h3tmqw_t01h_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 105, + .height = 67, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, +}; + static const struct drm_display_mode ampire_am800480r3tmqwa1h_mode = { .clock = 33333, .hdisplay = 800, @@ -1806,8 +1831,36 @@ static const struct panel_desc urt_umsh_8596md_parallel = { .bus_format = MEDIA_BUS_FMT_RGB666_1X18, }; +static const struct drm_display_mode winstar_wf35ltiacd_mode = { + .clock = 6410, + .hdisplay = 320, + .hsync_start = 320 + 20, + .hsync_end = 320 + 20 + 30, + .htotal = 320 + 20 + 30 + 38, + .vdisplay = 240, + .vsync_start = 240 + 4, + .vsync_end = 240 + 4 + 3, + .vtotal = 240 + 4 + 3 + 15, + .vrefresh = 60, + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, +}; + +static const struct panel_desc winstar_wf35ltiacd = { + .modes = &winstar_wf35ltiacd_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 70, + .height = 53, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, +}; + static const struct of_device_id platform_of_match[] = { { + .compatible = "ampire,am-480272h3tmqw-t01h", + .data = &ire_am_480272h3tmqw_t01h, + }, { .compatible = "ampire,am800480r3tmqwa1h", .data = &ire_am800480r3tmqwa1h, }, { @@ -1994,6 +2047,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "urt,umsh-8596md-20t", .data = &urt_umsh_8596md_parallel, }, { + .compatible = "winstar,wf35ltiacd", + .data = &winstar_wf35ltiacd, + }, { /* sentinel */ } }; diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c new file mode 100644 index 000000000000..358c64ef1922 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c @@ -0,0 +1,449 @@ +/* + * Copyright (C) 2017 Free Electrons + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation. + */ + +#include <linux/gpio/consumer.h> +#include <linux/regulator/consumer.h> +#include <linux/spi/spi.h> + +#include <drm/drmP.h> +#include <drm/drm_panel.h> + +#include <video/mipi_display.h> + +#define ST7789V_COLMOD_RGB_FMT_18BITS (6 << 4) +#define ST7789V_COLMOD_CTRL_FMT_18BITS (6 << 0) + +#define ST7789V_RAMCTRL_CMD 0xb0 +#define ST7789V_RAMCTRL_RM_RGB BIT(4) +#define ST7789V_RAMCTRL_DM_RGB BIT(0) +#define ST7789V_RAMCTRL_MAGIC (3 << 6) +#define ST7789V_RAMCTRL_EPF(n) (((n) & 3) << 4) + +#define ST7789V_RGBCTRL_CMD 0xb1 +#define ST7789V_RGBCTRL_WO BIT(7) +#define ST7789V_RGBCTRL_RCM(n) (((n) & 3) << 5) +#define ST7789V_RGBCTRL_VSYNC_HIGH BIT(3) +#define ST7789V_RGBCTRL_HSYNC_HIGH BIT(2) +#define ST7789V_RGBCTRL_PCLK_HIGH BIT(1) +#define ST7789V_RGBCTRL_VBP(n) ((n) & 0x7f) +#define ST7789V_RGBCTRL_HBP(n) ((n) & 0x1f) + +#define ST7789V_PORCTRL_CMD 0xb2 +#define ST7789V_PORCTRL_IDLE_BP(n) (((n) & 0xf) << 4) +#define ST7789V_PORCTRL_IDLE_FP(n) ((n) & 0xf) +#define ST7789V_PORCTRL_PARTIAL_BP(n) (((n) & 0xf) << 4) +#define ST7789V_PORCTRL_PARTIAL_FP(n) ((n) & 0xf) + +#define ST7789V_GCTRL_CMD 0xb7 +#define ST7789V_GCTRL_VGHS(n) (((n) & 7) << 4) +#define ST7789V_GCTRL_VGLS(n) ((n) & 7) + +#define ST7789V_VCOMS_CMD 0xbb + +#define ST7789V_LCMCTRL_CMD 0xc0 +#define ST7789V_LCMCTRL_XBGR BIT(5) +#define ST7789V_LCMCTRL_XMX BIT(3) +#define ST7789V_LCMCTRL_XMH BIT(2) + +#define ST7789V_VDVVRHEN_CMD 0xc2 +#define ST7789V_VDVVRHEN_CMDEN BIT(0) + +#define ST7789V_VRHS_CMD 0xc3 + +#define ST7789V_VDVS_CMD 0xc4 + +#define ST7789V_FRCTRL2_CMD 0xc6 + +#define ST7789V_PWCTRL1_CMD 0xd0 +#define ST7789V_PWCTRL1_MAGIC 0xa4 +#define ST7789V_PWCTRL1_AVDD(n) (((n) & 3) << 6) +#define ST7789V_PWCTRL1_AVCL(n) (((n) & 3) << 4) +#define ST7789V_PWCTRL1_VDS(n) ((n) & 3) + +#define ST7789V_PVGAMCTRL_CMD 0xe0 +#define ST7789V_PVGAMCTRL_JP0(n) (((n) & 3) << 4) +#define ST7789V_PVGAMCTRL_JP1(n) (((n) & 3) << 4) +#define ST7789V_PVGAMCTRL_VP0(n) ((n) & 0xf) +#define ST7789V_PVGAMCTRL_VP1(n) ((n) & 0x3f) +#define ST7789V_PVGAMCTRL_VP2(n) ((n) & 0x3f) +#define ST7789V_PVGAMCTRL_VP4(n) ((n) & 0x1f) +#define ST7789V_PVGAMCTRL_VP6(n) ((n) & 0x1f) +#define ST7789V_PVGAMCTRL_VP13(n) ((n) & 0xf) +#define ST7789V_PVGAMCTRL_VP20(n) ((n) & 0x7f) +#define ST7789V_PVGAMCTRL_VP27(n) ((n) & 7) +#define ST7789V_PVGAMCTRL_VP36(n) (((n) & 7) << 4) +#define ST7789V_PVGAMCTRL_VP43(n) ((n) & 0x7f) +#define ST7789V_PVGAMCTRL_VP50(n) ((n) & 0xf) +#define ST7789V_PVGAMCTRL_VP57(n) ((n) & 0x1f) +#define ST7789V_PVGAMCTRL_VP59(n) ((n) & 0x1f) +#define ST7789V_PVGAMCTRL_VP61(n) ((n) & 0x3f) +#define ST7789V_PVGAMCTRL_VP62(n) ((n) & 0x3f) +#define ST7789V_PVGAMCTRL_VP63(n) (((n) & 0xf) << 4) + +#define ST7789V_NVGAMCTRL_CMD 0xe1 +#define ST7789V_NVGAMCTRL_JN0(n) (((n) & 3) << 4) +#define ST7789V_NVGAMCTRL_JN1(n) (((n) & 3) << 4) +#define ST7789V_NVGAMCTRL_VN0(n) ((n) & 0xf) +#define ST7789V_NVGAMCTRL_VN1(n) ((n) & 0x3f) +#define ST7789V_NVGAMCTRL_VN2(n) ((n) & 0x3f) +#define ST7789V_NVGAMCTRL_VN4(n) ((n) & 0x1f) +#define ST7789V_NVGAMCTRL_VN6(n) ((n) & 0x1f) +#define ST7789V_NVGAMCTRL_VN13(n) ((n) & 0xf) +#define ST7789V_NVGAMCTRL_VN20(n) ((n) & 0x7f) +#define ST7789V_NVGAMCTRL_VN27(n) ((n) & 7) +#define ST7789V_NVGAMCTRL_VN36(n) (((n) & 7) << 4) +#define ST7789V_NVGAMCTRL_VN43(n) ((n) & 0x7f) +#define ST7789V_NVGAMCTRL_VN50(n) ((n) & 0xf) +#define ST7789V_NVGAMCTRL_VN57(n) ((n) & 0x1f) +#define ST7789V_NVGAMCTRL_VN59(n) ((n) & 0x1f) +#define ST7789V_NVGAMCTRL_VN61(n) ((n) & 0x3f) +#define ST7789V_NVGAMCTRL_VN62(n) ((n) & 0x3f) +#define ST7789V_NVGAMCTRL_VN63(n) (((n) & 0xf) << 4) + +#define ST7789V_TEST(val, func) \ + do { \ + if ((val = (func))) \ + return val; \ + } while (0) + +struct st7789v { + struct drm_panel panel; + struct spi_device *spi; + struct gpio_desc *reset; + struct backlight_device *backlight; + struct regulator *power; +}; + +enum st7789v_prefix { + ST7789V_COMMAND = 0, + ST7789V_DATA = 1, +}; + +static inline struct st7789v *panel_to_st7789v(struct drm_panel *panel) +{ + return container_of(panel, struct st7789v, panel); +} + +static int st7789v_spi_write(struct st7789v *ctx, enum st7789v_prefix prefix, + u8 data) +{ + struct spi_transfer xfer = { }; + struct spi_message msg; + u16 txbuf = ((prefix & 1) << 8) | data; + + spi_message_init(&msg); + + xfer.tx_buf = &txbuf; + xfer.bits_per_word = 9; + xfer.len = sizeof(txbuf); + + spi_message_add_tail(&xfer, &msg); + return spi_sync(ctx->spi, &msg); +} + +static int st7789v_write_command(struct st7789v *ctx, u8 cmd) +{ + return st7789v_spi_write(ctx, ST7789V_COMMAND, cmd); +} + +static int st7789v_write_data(struct st7789v *ctx, u8 cmd) +{ + return st7789v_spi_write(ctx, ST7789V_DATA, cmd); +} + +static const struct drm_display_mode default_mode = { + .clock = 7000, + .hdisplay = 240, + .hsync_start = 240 + 38, + .hsync_end = 240 + 38 + 10, + .htotal = 240 + 38 + 10 + 10, + .vdisplay = 320, + .vsync_start = 320 + 8, + .vsync_end = 320 + 8 + 4, + .vtotal = 320 + 8 + 4 + 4, + .vrefresh = 60, +}; + +static int st7789v_get_modes(struct drm_panel *panel) +{ + struct drm_connector *connector = panel->connector; + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(panel->drm, &default_mode); + if (!mode) { + dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n", + default_mode.hdisplay, default_mode.vdisplay, + default_mode.vrefresh); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(connector, mode); + + panel->connector->display_info.width_mm = 61; + panel->connector->display_info.height_mm = 103; + + return 1; +} + +static int st7789v_prepare(struct drm_panel *panel) +{ + struct st7789v *ctx = panel_to_st7789v(panel); + int ret; + + ret = regulator_enable(ctx->power); + if (ret) + return ret; + + gpiod_set_value(ctx->reset, 1); + msleep(30); + gpiod_set_value(ctx->reset, 0); + msleep(120); + + ST7789V_TEST(ret, st7789v_write_command(ctx, MIPI_DCS_EXIT_SLEEP_MODE)); + + /* We need to wait 120ms after a sleep out command */ + msleep(120); + + ST7789V_TEST(ret, st7789v_write_command(ctx, + MIPI_DCS_SET_ADDRESS_MODE)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, + MIPI_DCS_SET_PIXEL_FORMAT)); + ST7789V_TEST(ret, st7789v_write_data(ctx, + (MIPI_DCS_PIXEL_FMT_18BIT << 4) | + (MIPI_DCS_PIXEL_FMT_18BIT))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_PORCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0xc)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0xc)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PORCTRL_IDLE_BP(3) | + ST7789V_PORCTRL_IDLE_FP(3))); + ST7789V_TEST(ret, st7789v_write_data(ctx, + ST7789V_PORCTRL_PARTIAL_BP(3) | + ST7789V_PORCTRL_PARTIAL_FP(3))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_GCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_GCTRL_VGLS(5) | + ST7789V_GCTRL_VGHS(3))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_VCOMS_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0x2b)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_LCMCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_LCMCTRL_XMH | + ST7789V_LCMCTRL_XMX | + ST7789V_LCMCTRL_XBGR)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_VDVVRHEN_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_VDVVRHEN_CMDEN)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_VRHS_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0xf)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_VDVS_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0x20)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_FRCTRL2_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, 0xf)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_PWCTRL1_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PWCTRL1_MAGIC)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PWCTRL1_AVDD(2) | + ST7789V_PWCTRL1_AVCL(2) | + ST7789V_PWCTRL1_VDS(1))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_PVGAMCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP63(0xd))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP1(0xca))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP2(0xe))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP4(8))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP6(9))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP13(7))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP20(0x2d))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP27(0xb) | + ST7789V_PVGAMCTRL_VP36(3))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP43(0x3d))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_JP1(3) | + ST7789V_PVGAMCTRL_VP50(4))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP57(0xa))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP59(0xa))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP61(0x1b))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_PVGAMCTRL_VP62(0x28))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_NVGAMCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN63(0xd))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN1(0xca))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN2(0xf))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN4(8))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN6(8))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN13(7))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN20(0x2e))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN27(0xc) | + ST7789V_NVGAMCTRL_VN36(5))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN43(0x40))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_JN1(3) | + ST7789V_NVGAMCTRL_VN50(4))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN57(9))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN59(0xb))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN61(0x1b))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN62(0x28))); + + ST7789V_TEST(ret, st7789v_write_command(ctx, MIPI_DCS_ENTER_INVERT_MODE)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_RAMCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RAMCTRL_DM_RGB | + ST7789V_RAMCTRL_RM_RGB)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RAMCTRL_EPF(3) | + ST7789V_RAMCTRL_MAGIC)); + + ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_RGBCTRL_CMD)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RGBCTRL_WO | + ST7789V_RGBCTRL_RCM(2) | + ST7789V_RGBCTRL_VSYNC_HIGH | + ST7789V_RGBCTRL_HSYNC_HIGH | + ST7789V_RGBCTRL_PCLK_HIGH)); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RGBCTRL_VBP(8))); + ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RGBCTRL_HBP(20))); + + return 0; +} + +static int st7789v_enable(struct drm_panel *panel) +{ + struct st7789v *ctx = panel_to_st7789v(panel); + + if (ctx->backlight) { + ctx->backlight->props.state &= ~BL_CORE_FBBLANK; + ctx->backlight->props.power = FB_BLANK_UNBLANK; + backlight_update_status(ctx->backlight); + } + + return st7789v_write_command(ctx, MIPI_DCS_SET_DISPLAY_ON); +} + +static int st7789v_disable(struct drm_panel *panel) +{ + struct st7789v *ctx = panel_to_st7789v(panel); + int ret; + + ST7789V_TEST(ret, st7789v_write_command(ctx, MIPI_DCS_SET_DISPLAY_OFF)); + + if (ctx->backlight) { + ctx->backlight->props.power = FB_BLANK_POWERDOWN; + ctx->backlight->props.state |= BL_CORE_FBBLANK; + backlight_update_status(ctx->backlight); + } + + return 0; +} + +static int st7789v_unprepare(struct drm_panel *panel) +{ + struct st7789v *ctx = panel_to_st7789v(panel); + int ret; + + ST7789V_TEST(ret, st7789v_write_command(ctx, MIPI_DCS_ENTER_SLEEP_MODE)); + + regulator_disable(ctx->power); + + return 0; +} + +static const struct drm_panel_funcs st7789v_drm_funcs = { + .disable = st7789v_disable, + .enable = st7789v_enable, + .get_modes = st7789v_get_modes, + .prepare = st7789v_prepare, + .unprepare = st7789v_unprepare, +}; + +static int st7789v_probe(struct spi_device *spi) +{ + struct device_node *backlight; + struct st7789v *ctx; + int ret; + + ctx = devm_kzalloc(&spi->dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + spi_set_drvdata(spi, ctx); + ctx->spi = spi; + + ctx->panel.dev = &spi->dev; + ctx->panel.funcs = &st7789v_drm_funcs; + + ctx->power = devm_regulator_get(&spi->dev, "power"); + if (IS_ERR(ctx->power)) + return PTR_ERR(ctx->power); + + ctx->reset = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset)) { + dev_err(&spi->dev, "Couldn't get our reset line\n"); + return PTR_ERR(ctx->reset); + } + + backlight = of_parse_phandle(spi->dev.of_node, "backlight", 0); + if (backlight) { + ctx->backlight = of_find_backlight_by_node(backlight); + of_node_put(backlight); + + if (!ctx->backlight) + return -EPROBE_DEFER; + } + + ret = drm_panel_add(&ctx->panel); + if (ret < 0) + goto err_free_backlight; + + return 0; + +err_free_backlight: + if (ctx->backlight) + put_device(&ctx->backlight->dev); + + return ret; +} + +static int st7789v_remove(struct spi_device *spi) +{ + struct st7789v *ctx = spi_get_drvdata(spi); + + drm_panel_detach(&ctx->panel); + drm_panel_remove(&ctx->panel); + + if (ctx->backlight) + put_device(&ctx->backlight->dev); + + return 0; +} + +static const struct of_device_id st7789v_of_match[] = { + { .compatible = "sitronix,st7789v" }, + { } +}; +MODULE_DEVICE_TABLE(of, st7789v_of_match); + +static struct spi_driver st7789v_driver = { + .probe = st7789v_probe, + .remove = st7789v_remove, + .driver = { + .name = "st7789v", + .of_match_table = st7789v_of_match, + }, +}; +module_spi_driver(st7789v_driver); + +MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>"); +MODULE_DESCRIPTION("Sitronix st7789v LCD Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index 7d1cab57c89e..0fdedee4509d 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -393,6 +393,7 @@ static struct ttm_bo_driver qxl_bo_driver = { .verify_access = &qxl_verify_access, .io_mem_reserve = &qxl_ttm_io_mem_reserve, .io_mem_free = &qxl_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, .move_notify = &qxl_bo_move_notify, }; diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index aefca0b03f38..c31e660e35db 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -3295,7 +3295,7 @@ void r100_bandwidth_update(struct radeon_device *rdev) mem_trp = ((temp >> 8) & 0x7) + 1; mem_tras = ((temp >> 11) & 0xf) + 4; } else if (rdev->family == CHIP_RV350 || - rdev->family <= CHIP_RV380) { + rdev->family == CHIP_RV380) { /* rv3x0 */ mem_trcd = (temp & 0x7) + 3; mem_trp = ((temp >> 8) & 0x7) + 3; diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 2e400dc414e3..c1c8e2208a21 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -499,6 +499,7 @@ struct radeon_bo { u32 tiling_flags; u32 pitch; int surface_reg; + unsigned prime_shared_count; /* list of all virtual address to which this bo * is associated to */ diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index a8442f7196d6..df6b58c08544 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -164,6 +164,16 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) p->relocs[i].allowed_domains = domain; } + /* Objects shared as dma-bufs cannot be moved to VRAM */ + if (p->relocs[i].robj->prime_shared_count) { + p->relocs[i].allowed_domains &= ~RADEON_GEM_DOMAIN_VRAM; + if (!p->relocs[i].allowed_domains) { + DRM_ERROR("BO associated with dma-buf cannot " + "be moved to VRAM\n"); + return -EINVAL; + } + } + p->relocs[i].tv.bo = &p->relocs[i].robj->tbo; p->relocs[i].tv.shared = !r->write_domain; diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index 981385eb5389..17d3dafc8319 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -1355,6 +1355,12 @@ radeon_user_framebuffer_create(struct drm_device *dev, return ERR_PTR(-ENOENT); } + /* Handle is imported dma-buf, so cannot be migrated to VRAM for scanout */ + if (obj->import_attach) { + DRM_DEBUG_KMS("Cannot create framebuffer from imported dma_buf\n"); + return ERR_PTR(-EINVAL); + } + radeon_fb = kzalloc(sizeof(*radeon_fb), GFP_KERNEL); if (radeon_fb == NULL) { drm_gem_object_unreference_unlocked(obj); diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index 9b0b123ce079..dddb372de2b9 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -120,6 +120,10 @@ static int radeon_gem_set_domain(struct drm_gem_object *gobj, return r; } } + if (domain == RADEON_GEM_DOMAIN_VRAM && robj->prime_shared_count) { + /* A BO that is associated with a dma-buf cannot be sensibly migrated to VRAM */ + return -EINVAL; + } return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 74b276060c20..bec2ec056de4 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -352,6 +352,11 @@ int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset, return 0; } + if (bo->prime_shared_count && domain == RADEON_GEM_DOMAIN_VRAM) { + /* A BO shared as a dma-buf cannot be sensibly migrated to VRAM */ + return -EINVAL; + } + radeon_ttm_placement_from_domain(bo, domain); for (i = 0; i < bo->placement.num_placement; i++) { /* force to pin into visible video ram */ diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index f3609c97496b..7110d403322c 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -77,6 +77,7 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, list_add_tail(&bo->list, &rdev->gem.objects); mutex_unlock(&rdev->gem.mutex); + bo->prime_shared_count = 1; return &bo->gem_base; } @@ -91,6 +92,9 @@ int radeon_gem_prime_pin(struct drm_gem_object *obj) /* pin buffer into GTT */ ret = radeon_bo_pin(bo, RADEON_GEM_DOMAIN_GTT, NULL); + if (likely(ret == 0)) + bo->prime_shared_count++; + radeon_bo_unreserve(bo); return ret; } @@ -105,6 +109,8 @@ void radeon_gem_prime_unpin(struct drm_gem_object *obj) return; radeon_bo_unpin(bo); + if (bo->prime_shared_count) + bo->prime_shared_count--; radeon_bo_unreserve(bo); } diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index aaa3e80fecb4..8b7623b5a624 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -873,6 +873,7 @@ static struct ttm_bo_driver radeon_bo_driver = { .fault_reserve_notify = &radeon_bo_fault_reserve_notify, .io_mem_reserve = &radeon_ttm_io_mem_reserve, .io_mem_free = &radeon_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; int radeon_ttm_init(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/rcar-du/Kconfig b/drivers/gpu/drm/rcar-du/Kconfig index 4c2fd056dd6d..8a50dab19e5c 100644 --- a/drivers/gpu/drm/rcar-du/Kconfig +++ b/drivers/gpu/drm/rcar-du/Kconfig @@ -11,15 +11,17 @@ config DRM_RCAR_DU Choose this option if you have an R-Car chipset. If M is selected the module will be called rcar-du-drm. -config DRM_RCAR_HDMI - bool "R-Car DU HDMI Encoder Support" - depends on DRM_RCAR_DU +config DRM_RCAR_DW_HDMI + tristate "R-Car DU Gen3 HDMI Encoder Support" + depends on DRM && OF + select DRM_DW_HDMI help - Enable support for external HDMI encoders. + Enable support for R-Car Gen3 internal HDMI encoder. config DRM_RCAR_LVDS bool "R-Car DU LVDS Encoder Support" depends on DRM_RCAR_DU + select DRM_PANEL help Enable support for the R-Car Display Unit embedded LVDS encoders. diff --git a/drivers/gpu/drm/rcar-du/Makefile b/drivers/gpu/drm/rcar-du/Makefile index d3b44651061a..2131e722de3b 100644 --- a/drivers/gpu/drm/rcar-du/Makefile +++ b/drivers/gpu/drm/rcar-du/Makefile @@ -4,13 +4,11 @@ rcar-du-drm-y := rcar_du_crtc.o \ rcar_du_group.o \ rcar_du_kms.o \ rcar_du_lvdscon.o \ - rcar_du_plane.o \ - rcar_du_vgacon.o - -rcar-du-drm-$(CONFIG_DRM_RCAR_HDMI) += rcar_du_hdmienc.o + rcar_du_plane.o rcar-du-drm-$(CONFIG_DRM_RCAR_LVDS) += rcar_du_lvdsenc.o rcar-du-drm-$(CONFIG_DRM_RCAR_VSP) += rcar_du_vsp.o obj-$(CONFIG_DRM_RCAR_DU) += rcar-du-drm.o +obj-$(CONFIG_DRM_RCAR_DW_HDMI) += rcar_dw_hdmi.o diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index edcbe2e3625d..4ed6f2340af0 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -106,9 +106,62 @@ static void rcar_du_crtc_put(struct rcar_du_crtc *rcrtc) * Hardware Setup */ +struct dpll_info { + unsigned int output; + unsigned int fdpll; + unsigned int n; + unsigned int m; +}; + +static void rcar_du_dpll_divider(struct rcar_du_crtc *rcrtc, + struct dpll_info *dpll, + unsigned long input, + unsigned long target) +{ + unsigned long best_diff = (unsigned long)-1; + unsigned long diff; + unsigned int fdpll; + unsigned int m; + unsigned int n; + + for (n = 39; n < 120; n++) { + for (m = 0; m < 4; m++) { + for (fdpll = 1; fdpll < 32; fdpll++) { + unsigned long output; + + /* 1/2 (FRQSEL=1) for duty rate 50% */ + output = input * (n + 1) / (m + 1) + / (fdpll + 1) / 2; + + if (output >= 400000000) + continue; + + diff = abs((long)output - (long)target); + if (best_diff > diff) { + best_diff = diff; + dpll->n = n; + dpll->m = m; + dpll->fdpll = fdpll; + dpll->output = output; + } + + if (diff == 0) + goto done; + } + } + } + +done: + dev_dbg(rcrtc->group->dev->dev, + "output:%u, fdpll:%u, n:%u, m:%u, diff:%lu\n", + dpll->output, dpll->fdpll, dpll->n, dpll->m, + best_diff); +} + static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc) { const struct drm_display_mode *mode = &rcrtc->crtc.state->adjusted_mode; + struct rcar_du_device *rcdu = rcrtc->group->dev; unsigned long mode_clock = mode->clock * 1000; unsigned long clk; u32 value; @@ -124,12 +177,18 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc) escr = div | ESCR_DCLKSEL_CLKS; if (rcrtc->extclock) { + struct dpll_info dpll = { 0 }; unsigned long extclk; unsigned long extrate; unsigned long rate; u32 extdiv; extclk = clk_get_rate(rcrtc->extclock); + if (rcdu->info->dpll_ch & (1 << rcrtc->index)) { + rcar_du_dpll_divider(rcrtc, &dpll, extclk, mode_clock); + extclk = dpll.output; + } + extdiv = DIV_ROUND_CLOSEST(extclk, mode_clock); extdiv = clamp(extdiv, 1U, 64U) - 1; @@ -140,7 +199,27 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc) abs((long)rate - (long)mode_clock)) { dev_dbg(rcrtc->group->dev->dev, "crtc%u: using external clock\n", rcrtc->index); - escr = extdiv | ESCR_DCLKSEL_DCLKIN; + + if (rcdu->info->dpll_ch & (1 << rcrtc->index)) { + u32 dpllcr = DPLLCR_CODE | DPLLCR_CLKE + | DPLLCR_FDPLL(dpll.fdpll) + | DPLLCR_N(dpll.n) | DPLLCR_M(dpll.m) + | DPLLCR_STBY; + + if (rcrtc->index == 1) + dpllcr |= DPLLCR_PLCS1 + | DPLLCR_INCS_DOTCLKIN1; + else + dpllcr |= DPLLCR_PLCS0 + | DPLLCR_INCS_DOTCLKIN0; + + rcar_du_group_write(rcrtc->group, DPLLCR, + dpllcr); + + escr = ESCR_DCLKSEL_DCLKIN | 1; + } else { + escr = ESCR_DCLKSEL_DCLKIN | extdiv; + } } } @@ -488,22 +567,29 @@ static void rcar_du_crtc_disable(struct drm_crtc *crtc) rcar_du_crtc_stop(rcrtc); rcar_du_crtc_put(rcrtc); + spin_lock_irq(&crtc->dev->event_lock); + if (crtc->state->event) { + drm_crtc_send_vblank_event(crtc, crtc->state->event); + crtc->state->event = NULL; + } + spin_unlock_irq(&crtc->dev->event_lock); + rcrtc->outputs = 0; } static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc, struct drm_crtc_state *old_crtc_state) { - struct drm_pending_vblank_event *event = crtc->state->event; struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc); struct drm_device *dev = rcrtc->crtc.dev; unsigned long flags; - if (event) { + if (crtc->state->event) { WARN_ON(drm_crtc_vblank_get(crtc) != 0); spin_lock_irqsave(&dev->event_lock, flags); - rcrtc->event = event; + rcrtc->event = crtc->state->event; + crtc->state->event = NULL; spin_unlock_irqrestore(&dev->event_lock, flags); } diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h index a7194812997e..15871fae7445 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h @@ -1,7 +1,7 @@ /* * rcar_du_crtc.h -- R-Car Display Unit CRTCs * - * Copyright (C) 2013-2014 Renesas Electronics Corporation + * Copyright (C) 2013-2015 Renesas Electronics Corporation * * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) * @@ -61,6 +61,8 @@ enum rcar_du_output { RCAR_DU_OUTPUT_DPAD1, RCAR_DU_OUTPUT_LVDS0, RCAR_DU_OUTPUT_LVDS1, + RCAR_DU_OUTPUT_HDMI0, + RCAR_DU_OUTPUT_HDMI1, RCAR_DU_OUTPUT_TCON, RCAR_DU_OUTPUT_MAX, }; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 62a3b3e32153..d6a0255181cc 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -44,12 +44,10 @@ static const struct rcar_du_device_info rcar_du_r8a7779_info = { */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_DPAD1] = { .possible_crtcs = BIT(1) | BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 1, }, }, @@ -68,17 +66,14 @@ static const struct rcar_du_device_info rcar_du_r8a7790_info = { */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(2) | BIT(1) | BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_LVDS0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_LVDS, .port = 1, }, [RCAR_DU_OUTPUT_LVDS1] = { .possible_crtcs = BIT(2) | BIT(1), - .encoder_type = DRM_MODE_ENCODER_LVDS, .port = 2, }, }, @@ -97,12 +92,10 @@ static const struct rcar_du_device_info rcar_du_r8a7791_info = { */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(1) | BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_LVDS0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_LVDS, .port = 1, }, }, @@ -118,12 +111,10 @@ static const struct rcar_du_device_info rcar_du_r8a7792_info = { /* R8A7792 has two RGB outputs. */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_DPAD1] = { .possible_crtcs = BIT(1), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 1, }, }, @@ -141,12 +132,10 @@ static const struct rcar_du_device_info rcar_du_r8a7794_info = { */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_DPAD1] = { .possible_crtcs = BIT(1), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 1, }, }, @@ -160,21 +149,28 @@ static const struct rcar_du_device_info rcar_du_r8a7795_info = { | RCAR_DU_FEATURE_VSP1_SOURCE, .num_crtcs = 4, .routes = { - /* R8A7795 has one RGB output, one LVDS output and two - * (currently unsupported) HDMI outputs. + /* R8A7795 has one RGB output, two HDMI outputs and one + * LVDS output. */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(3), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, + [RCAR_DU_OUTPUT_HDMI0] = { + .possible_crtcs = BIT(1), + .port = 1, + }, + [RCAR_DU_OUTPUT_HDMI1] = { + .possible_crtcs = BIT(2), + .port = 2, + }, [RCAR_DU_OUTPUT_LVDS0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_LVDS, .port = 3, }, }, .num_lvds = 1, + .dpll_ch = BIT(1) | BIT(2), }; static const struct rcar_du_device_info rcar_du_r8a7796_info = { @@ -189,12 +185,10 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = { */ [RCAR_DU_OUTPUT_DPAD0] = { .possible_crtcs = BIT(2), - .encoder_type = DRM_MODE_ENCODER_NONE, .port = 0, }, [RCAR_DU_OUTPUT_LVDS0] = { .possible_crtcs = BIT(0), - .encoder_type = DRM_MODE_ENCODER_LVDS, .port = 2, }, }, @@ -318,10 +312,8 @@ static int rcar_du_probe(struct platform_device *pdev) if (rcdu == NULL) return -ENOMEM; - init_waitqueue_head(&rcdu->commit.wait); - rcdu->dev = &pdev->dev; - rcdu->info = of_match_device(rcar_du_of_table, rcdu->dev)->data; + rcdu->info = of_device_get_match_data(rcdu->dev); platform_set_drvdata(pdev, rcdu); diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h index c843c3134498..f8cd79488ece 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h @@ -38,7 +38,6 @@ struct rcar_du_lvdsenc; /* * struct rcar_du_output_routing - Output routing specification * @possible_crtcs: bitmask of possible CRTCs for the output - * @encoder_type: DRM type of the internal encoder associated with the output * @port: device tree port number corresponding to this output route * * The DU has 5 possible outputs (DPAD0/1, LVDS0/1, TCON). Output routing data @@ -47,7 +46,6 @@ struct rcar_du_lvdsenc; */ struct rcar_du_output_routing { unsigned int possible_crtcs; - unsigned int encoder_type; unsigned int port; }; @@ -67,6 +65,7 @@ struct rcar_du_device_info { unsigned int num_crtcs; struct rcar_du_output_routing routes[RCAR_DU_OUTPUT_MAX]; unsigned int num_lvds; + unsigned int dpll_ch; }; #define RCAR_DU_MAX_CRTCS 4 @@ -98,11 +97,6 @@ struct rcar_du_device { unsigned int vspd1_sink; struct rcar_du_lvdsenc *lvds[RCAR_DU_MAX_LVDS]; - - struct { - wait_queue_head_t wait; - u32 pending; - } commit; }; static inline bool rcar_du_has(struct rcar_du_device *rcdu, diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c index ab8645c57e2d..3e048dd98b64 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c @@ -16,14 +16,13 @@ #include <drm/drmP.h> #include <drm/drm_crtc.h> #include <drm/drm_crtc_helper.h> +#include <drm/drm_panel.h> #include "rcar_du_drv.h" #include "rcar_du_encoder.h" -#include "rcar_du_hdmienc.h" #include "rcar_du_kms.h" #include "rcar_du_lvdscon.h" #include "rcar_du_lvdsenc.h" -#include "rcar_du_vgacon.h" /* ----------------------------------------------------------------------------- * Encoder @@ -33,6 +32,11 @@ static void rcar_du_encoder_disable(struct drm_encoder *encoder) { struct rcar_du_encoder *renc = to_rcar_encoder(encoder); + if (renc->connector && renc->connector->panel) { + drm_panel_disable(renc->connector->panel); + drm_panel_unprepare(renc->connector->panel); + } + if (renc->lvds) rcar_du_lvdsenc_enable(renc->lvds, encoder->crtc, false); } @@ -43,6 +47,11 @@ static void rcar_du_encoder_enable(struct drm_encoder *encoder) if (renc->lvds) rcar_du_lvdsenc_enable(renc->lvds, encoder->crtc, true); + + if (renc->connector && renc->connector->panel) { + drm_panel_prepare(renc->connector->panel); + drm_panel_enable(renc->connector->panel); + } } static int rcar_du_encoder_atomic_check(struct drm_encoder *encoder, @@ -52,30 +61,36 @@ static int rcar_du_encoder_atomic_check(struct drm_encoder *encoder, struct rcar_du_encoder *renc = to_rcar_encoder(encoder); struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; const struct drm_display_mode *mode = &crtc_state->mode; - const struct drm_display_mode *panel_mode; struct drm_connector *connector = conn_state->connector; struct drm_device *dev = encoder->dev; - /* DAC encoders have currently no restriction on the mode. */ - if (encoder->encoder_type == DRM_MODE_ENCODER_DAC) - return 0; - - if (list_empty(&connector->modes)) { - dev_dbg(dev->dev, "encoder: empty modes list\n"); - return -EINVAL; + /* + * Only panel-related encoder types require validation here, everything + * else is handled by the bridge drivers. + */ + if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { + const struct drm_display_mode *panel_mode; + + if (list_empty(&connector->modes)) { + dev_dbg(dev->dev, "encoder: empty modes list\n"); + return -EINVAL; + } + + panel_mode = list_first_entry(&connector->modes, + struct drm_display_mode, head); + + /* We're not allowed to modify the resolution. */ + if (mode->hdisplay != panel_mode->hdisplay || + mode->vdisplay != panel_mode->vdisplay) + return -EINVAL; + + /* + * The flat panel mode is fixed, just copy it to the adjusted + * mode. + */ + drm_mode_copy(adjusted_mode, panel_mode); } - panel_mode = list_first_entry(&connector->modes, - struct drm_display_mode, head); - - /* We're not allowed to modify the resolution. */ - if (mode->hdisplay != panel_mode->hdisplay || - mode->vdisplay != panel_mode->vdisplay) - return -EINVAL; - - /* The flat panel mode is fixed, just copy it to the adjusted mode. */ - drm_mode_copy(adjusted_mode, panel_mode); - if (renc->lvds) rcar_du_lvdsenc_atomic_check(renc->lvds, adjusted_mode); @@ -83,16 +98,54 @@ static int rcar_du_encoder_atomic_check(struct drm_encoder *encoder, } static void rcar_du_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) { struct rcar_du_encoder *renc = to_rcar_encoder(encoder); + struct drm_display_info *info = &conn_state->connector->display_info; + enum rcar_lvds_mode mode; + + rcar_du_crtc_route_output(crtc_state->crtc, renc->output); + + if (!renc->lvds) { + /* + * The DU driver creates connectors only for the outputs of the + * internal LVDS encoders. + */ + renc->connector = NULL; + return; + } + + renc->connector = to_rcar_connector(conn_state->connector); + + if (!info->num_bus_formats || !info->bus_formats) { + dev_err(encoder->dev->dev, "no LVDS bus format reported\n"); + return; + } + + switch (info->bus_formats[0]) { + case MEDIA_BUS_FMT_RGB666_1X7X3_SPWG: + case MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA: + mode = RCAR_LVDS_MODE_JEIDA; + break; + case MEDIA_BUS_FMT_RGB888_1X7X4_SPWG: + mode = RCAR_LVDS_MODE_VESA; + break; + default: + dev_err(encoder->dev->dev, + "unsupported LVDS bus format 0x%04x\n", + info->bus_formats[0]); + return; + } + + if (info->bus_flags & DRM_BUS_FLAG_DATA_LSB_TO_MSB) + mode |= RCAR_LVDS_MODE_MIRROR; - rcar_du_crtc_route_output(encoder->crtc, renc->output); + rcar_du_lvdsenc_set_mode(renc->lvds, mode); } static const struct drm_encoder_helper_funcs encoder_helper_funcs = { - .mode_set = rcar_du_encoder_mode_set, + .atomic_mode_set = rcar_du_encoder_mode_set, .disable = rcar_du_encoder_disable, .enable = rcar_du_encoder_enable, .atomic_check = rcar_du_encoder_atomic_check, @@ -103,14 +156,13 @@ static const struct drm_encoder_funcs encoder_funcs = { }; int rcar_du_encoder_init(struct rcar_du_device *rcdu, - enum rcar_du_encoder_type type, enum rcar_du_output output, struct device_node *enc_node, struct device_node *con_node) { struct rcar_du_encoder *renc; struct drm_encoder *encoder; - unsigned int encoder_type; + struct drm_bridge *bridge = NULL; int ret; renc = devm_kzalloc(rcdu->dev, sizeof(*renc), GFP_KERNEL); @@ -133,52 +185,51 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu, break; } - switch (type) { - case RCAR_DU_ENCODER_VGA: - encoder_type = DRM_MODE_ENCODER_DAC; - break; - case RCAR_DU_ENCODER_LVDS: - encoder_type = DRM_MODE_ENCODER_LVDS; - break; - case RCAR_DU_ENCODER_HDMI: - encoder_type = DRM_MODE_ENCODER_TMDS; - break; - case RCAR_DU_ENCODER_NONE: - default: - /* No external encoder, use the internal encoder type. */ - encoder_type = rcdu->info->routes[output].encoder_type; - break; - } + if (enc_node) { + dev_dbg(rcdu->dev, "initializing encoder %s for output %u\n", + of_node_full_name(enc_node), output); - if (type == RCAR_DU_ENCODER_HDMI) { - ret = rcar_du_hdmienc_init(rcdu, renc, enc_node); - if (ret < 0) + /* Locate the DRM bridge from the encoder DT node. */ + bridge = of_drm_find_bridge(enc_node); + if (!bridge) { + ret = -EPROBE_DEFER; goto done; + } } else { - ret = drm_encoder_init(rcdu->ddev, encoder, &encoder_funcs, - encoder_type, NULL); - if (ret < 0) - goto done; - - drm_encoder_helper_add(encoder, &encoder_helper_funcs); + dev_dbg(rcdu->dev, + "initializing internal encoder for output %u\n", + output); } - switch (encoder_type) { - case DRM_MODE_ENCODER_LVDS: - ret = rcar_du_lvds_connector_init(rcdu, renc, con_node); - break; - - case DRM_MODE_ENCODER_DAC: - ret = rcar_du_vga_connector_init(rcdu, renc); - break; - - case DRM_MODE_ENCODER_TMDS: - /* connector managed by the bridge driver */ - break; - - default: - ret = -EINVAL; - break; + ret = drm_encoder_init(rcdu->ddev, encoder, &encoder_funcs, + DRM_MODE_ENCODER_NONE, NULL); + if (ret < 0) + goto done; + + drm_encoder_helper_add(encoder, &encoder_helper_funcs); + + if (bridge) { + /* + * Attach the bridge to the encoder. The bridge will create the + * connector. + */ + ret = drm_bridge_attach(encoder, bridge, NULL); + if (ret) { + drm_encoder_cleanup(encoder); + return ret; + } + } else { + /* There's no bridge, create the connector manually. */ + switch (output) { + case RCAR_DU_OUTPUT_LVDS0: + case RCAR_DU_OUTPUT_LVDS1: + ret = rcar_du_lvds_connector_init(rcdu, renc, con_node); + break; + + default: + ret = -EINVAL; + break; + } } done: diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h index a050a3699857..5422fa4df272 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h @@ -17,22 +17,14 @@ #include <drm/drm_crtc.h> #include <drm/drm_encoder.h> +struct drm_panel; struct rcar_du_device; -struct rcar_du_hdmienc; struct rcar_du_lvdsenc; -enum rcar_du_encoder_type { - RCAR_DU_ENCODER_UNUSED = 0, - RCAR_DU_ENCODER_NONE, - RCAR_DU_ENCODER_VGA, - RCAR_DU_ENCODER_LVDS, - RCAR_DU_ENCODER_HDMI, -}; - struct rcar_du_encoder { struct drm_encoder base; enum rcar_du_output output; - struct rcar_du_hdmienc *hdmi; + struct rcar_du_connector *connector; struct rcar_du_lvdsenc *lvds; }; @@ -44,13 +36,13 @@ struct rcar_du_encoder { struct rcar_du_connector { struct drm_connector connector; struct rcar_du_encoder *encoder; + struct drm_panel *panel; }; #define to_rcar_connector(c) \ container_of(c, struct rcar_du_connector, connector) int rcar_du_encoder_init(struct rcar_du_device *rcdu, - enum rcar_du_encoder_type type, enum rcar_du_output output, struct device_node *enc_node, struct device_node *con_node); diff --git a/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.c b/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.c deleted file mode 100644 index c4c5d1abcff8..000000000000 --- a/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * R-Car Display Unit HDMI Encoder - * - * Copyright (C) 2014 Renesas Electronics Corporation - * - * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/slab.h> - -#include <drm/drmP.h> -#include <drm/drm_crtc.h> -#include <drm/drm_crtc_helper.h> - -#include "rcar_du_drv.h" -#include "rcar_du_encoder.h" -#include "rcar_du_hdmienc.h" -#include "rcar_du_lvdsenc.h" - -struct rcar_du_hdmienc { - struct rcar_du_encoder *renc; - bool enabled; -}; - -#define to_rcar_hdmienc(e) (to_rcar_encoder(e)->hdmi) - -static void rcar_du_hdmienc_disable(struct drm_encoder *encoder) -{ - struct rcar_du_hdmienc *hdmienc = to_rcar_hdmienc(encoder); - - if (hdmienc->renc->lvds) - rcar_du_lvdsenc_enable(hdmienc->renc->lvds, encoder->crtc, - false); - - hdmienc->enabled = false; -} - -static void rcar_du_hdmienc_enable(struct drm_encoder *encoder) -{ - struct rcar_du_hdmienc *hdmienc = to_rcar_hdmienc(encoder); - - if (hdmienc->renc->lvds) - rcar_du_lvdsenc_enable(hdmienc->renc->lvds, encoder->crtc, - true); - - hdmienc->enabled = true; -} - -static int rcar_du_hdmienc_atomic_check(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ - struct rcar_du_hdmienc *hdmienc = to_rcar_hdmienc(encoder); - struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; - - if (hdmienc->renc->lvds) - rcar_du_lvdsenc_atomic_check(hdmienc->renc->lvds, - adjusted_mode); - - return 0; -} - - -static void rcar_du_hdmienc_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct rcar_du_hdmienc *hdmienc = to_rcar_hdmienc(encoder); - - rcar_du_crtc_route_output(encoder->crtc, hdmienc->renc->output); -} - -static const struct drm_encoder_helper_funcs encoder_helper_funcs = { - .mode_set = rcar_du_hdmienc_mode_set, - .disable = rcar_du_hdmienc_disable, - .enable = rcar_du_hdmienc_enable, - .atomic_check = rcar_du_hdmienc_atomic_check, -}; - -static void rcar_du_hdmienc_cleanup(struct drm_encoder *encoder) -{ - struct rcar_du_hdmienc *hdmienc = to_rcar_hdmienc(encoder); - - if (hdmienc->enabled) - rcar_du_hdmienc_disable(encoder); - - drm_encoder_cleanup(encoder); -} - -static const struct drm_encoder_funcs encoder_funcs = { - .destroy = rcar_du_hdmienc_cleanup, -}; - -int rcar_du_hdmienc_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc, struct device_node *np) -{ - struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc); - struct drm_bridge *bridge; - struct rcar_du_hdmienc *hdmienc; - int ret; - - hdmienc = devm_kzalloc(rcdu->dev, sizeof(*hdmienc), GFP_KERNEL); - if (hdmienc == NULL) - return -ENOMEM; - - /* Locate the DRM bridge from the HDMI encoder DT node. */ - bridge = of_drm_find_bridge(np); - if (!bridge) - return -EPROBE_DEFER; - - ret = drm_encoder_init(rcdu->ddev, encoder, &encoder_funcs, - DRM_MODE_ENCODER_TMDS, NULL); - if (ret < 0) - return ret; - - drm_encoder_helper_add(encoder, &encoder_helper_funcs); - - renc->hdmi = hdmienc; - hdmienc->renc = renc; - - /* Link the bridge to the encoder. */ - ret = drm_bridge_attach(encoder, bridge, NULL); - if (ret) { - drm_encoder_cleanup(encoder); - return ret; - } - - return 0; -} diff --git a/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.h b/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.h deleted file mode 100644 index 2ff0128ac8e1..000000000000 --- a/drivers/gpu/drm/rcar-du/rcar_du_hdmienc.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * R-Car Display Unit HDMI Encoder - * - * Copyright (C) 2014 Renesas Electronics Corporation - * - * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef __RCAR_DU_HDMIENC_H__ -#define __RCAR_DU_HDMIENC_H__ - -#include <linux/module.h> - -struct device_node; -struct rcar_du_device; -struct rcar_du_encoder; - -#if IS_ENABLED(CONFIG_DRM_RCAR_HDMI) -int rcar_du_hdmienc_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc, struct device_node *np); -#else -static inline int rcar_du_hdmienc_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc, - struct device_node *np) -{ - return -ENOSYS; -} -#endif - -#endif /* __RCAR_DU_HDMIENC_H__ */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index ff61f6032f2c..f4125c8ca902 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -249,18 +249,9 @@ static int rcar_du_atomic_check(struct drm_device *dev, return rcar_du_atomic_check_planes(dev, state); } -struct rcar_du_commit { - struct work_struct work; - struct drm_device *dev; - struct drm_atomic_state *state; - u32 crtcs; -}; - -static void rcar_du_atomic_complete(struct rcar_du_commit *commit) +static void rcar_du_atomic_commit_tail(struct drm_atomic_state *old_state) { - struct drm_device *dev = commit->dev; - struct rcar_du_device *rcdu = dev->dev_private; - struct drm_atomic_state *old_state = commit->state; + struct drm_device *dev = old_state->dev; /* Apply the atomic update. */ drm_atomic_helper_commit_modeset_disables(dev, old_state); @@ -268,114 +259,31 @@ static void rcar_du_atomic_complete(struct rcar_du_commit *commit) drm_atomic_helper_commit_planes(dev, old_state, DRM_PLANE_COMMIT_ACTIVE_ONLY); + drm_atomic_helper_commit_hw_done(old_state); drm_atomic_helper_wait_for_vblanks(dev, old_state); drm_atomic_helper_cleanup_planes(dev, old_state); - - drm_atomic_state_put(old_state); - - /* Complete the commit, wake up any waiter. */ - spin_lock(&rcdu->commit.wait.lock); - rcdu->commit.pending &= ~commit->crtcs; - wake_up_all_locked(&rcdu->commit.wait); - spin_unlock(&rcdu->commit.wait.lock); - - kfree(commit); -} - -static void rcar_du_atomic_work(struct work_struct *work) -{ - struct rcar_du_commit *commit = - container_of(work, struct rcar_du_commit, work); - - rcar_du_atomic_complete(commit); -} - -static int rcar_du_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock) -{ - struct rcar_du_device *rcdu = dev->dev_private; - struct rcar_du_commit *commit; - struct drm_crtc *crtc; - struct drm_crtc_state *crtc_state; - unsigned int i; - int ret; - - ret = drm_atomic_helper_prepare_planes(dev, state); - if (ret) - return ret; - - /* Allocate the commit object. */ - commit = kzalloc(sizeof(*commit), GFP_KERNEL); - if (commit == NULL) { - ret = -ENOMEM; - goto error; - } - - INIT_WORK(&commit->work, rcar_du_atomic_work); - commit->dev = dev; - commit->state = state; - - /* Wait until all affected CRTCs have completed previous commits and - * mark them as pending. - */ - for_each_crtc_in_state(state, crtc, crtc_state, i) - commit->crtcs |= drm_crtc_mask(crtc); - - spin_lock(&rcdu->commit.wait.lock); - ret = wait_event_interruptible_locked(rcdu->commit.wait, - !(rcdu->commit.pending & commit->crtcs)); - if (ret == 0) - rcdu->commit.pending |= commit->crtcs; - spin_unlock(&rcdu->commit.wait.lock); - - if (ret) { - kfree(commit); - goto error; - } - - /* Swap the state, this is the point of no return. */ - drm_atomic_helper_swap_state(state, true); - - drm_atomic_state_get(state); - if (nonblock) - schedule_work(&commit->work); - else - rcar_du_atomic_complete(commit); - - return 0; - -error: - drm_atomic_helper_cleanup_planes(dev, state); - return ret; } /* ----------------------------------------------------------------------------- * Initialization */ +static const struct drm_mode_config_helper_funcs rcar_du_mode_config_helper = { + .atomic_commit_tail = rcar_du_atomic_commit_tail, +}; + static const struct drm_mode_config_funcs rcar_du_mode_config_funcs = { .fb_create = rcar_du_fb_create, .output_poll_changed = rcar_du_output_poll_changed, .atomic_check = rcar_du_atomic_check, - .atomic_commit = rcar_du_atomic_commit, + .atomic_commit = drm_atomic_helper_commit, }; static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, enum rcar_du_output output, struct of_endpoint *ep) { - static const struct { - const char *compatible; - enum rcar_du_encoder_type type; - } encoders[] = { - { "adi,adv7123", RCAR_DU_ENCODER_VGA }, - { "adi,adv7511w", RCAR_DU_ENCODER_HDMI }, - { "thine,thc63lvdm83d", RCAR_DU_ENCODER_LVDS }, - }; - - enum rcar_du_encoder_type enc_type = RCAR_DU_ENCODER_NONE; struct device_node *connector = NULL; struct device_node *encoder = NULL; struct device_node *ep_node = NULL; @@ -394,6 +302,13 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, return -ENODEV; } + if (!of_device_is_available(entity)) { + dev_dbg(rcdu->dev, + "connected entity %s is disabled, skipping\n", + entity->full_name); + return -ENODEV; + } + entity_ep_node = of_parse_phandle(ep->local_node, "remote-endpoint", 0); for_each_endpoint_of_node(entity, ep_node) { @@ -422,30 +337,7 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, of_node_put(entity_ep_node); - if (encoder) { - /* - * If an encoder has been found, get its type based on its - * compatible string. - */ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(encoders); ++i) { - if (of_device_is_compatible(encoder, - encoders[i].compatible)) { - enc_type = encoders[i].type; - break; - } - } - - if (i == ARRAY_SIZE(encoders)) { - dev_warn(rcdu->dev, - "unknown encoder type for %s, skipping\n", - encoder->full_name); - of_node_put(encoder); - of_node_put(connector); - return -EINVAL; - } - } else { + if (!encoder) { /* * If no encoder has been found the entity must be the * connector. @@ -453,7 +345,7 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, connector = entity; } - ret = rcar_du_encoder_init(rcdu, enc_type, output, encoder, connector); + ret = rcar_du_encoder_init(rcdu, output, encoder, connector); if (ret && ret != -EPROBE_DEFER) dev_warn(rcdu->dev, "failed to initialize encoder %s on output %u (%d), skipping\n", @@ -561,6 +453,7 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu) dev->mode_config.max_width = 4095; dev->mode_config.max_height = 2047; dev->mode_config.funcs = &rcar_du_mode_config_funcs; + dev->mode_config.helper_private = &rcar_du_mode_config_helper; rcdu->num_crtcs = rcdu->info->num_crtcs; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c index 3bcfd161c53f..ee91481131ad 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c @@ -15,6 +15,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc.h> #include <drm/drm_crtc_helper.h> +#include <drm/drm_panel.h> #include <video/display_timing.h> #include <video/of_display_timing.h> @@ -25,47 +26,30 @@ #include "rcar_du_kms.h" #include "rcar_du_lvdscon.h" -struct rcar_du_lvds_connector { - struct rcar_du_connector connector; - - struct { - unsigned int width_mm; /* Panel width in mm */ - unsigned int height_mm; /* Panel height in mm */ - struct videomode mode; - } panel; -}; - -#define to_rcar_lvds_connector(c) \ - container_of(c, struct rcar_du_lvds_connector, connector.connector) - static int rcar_du_lvds_connector_get_modes(struct drm_connector *connector) { - struct rcar_du_lvds_connector *lvdscon = - to_rcar_lvds_connector(connector); - struct drm_display_mode *mode; - - mode = drm_mode_create(connector->dev); - if (mode == NULL) - return 0; + struct rcar_du_connector *rcon = to_rcar_connector(connector); - mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; - - drm_display_mode_from_videomode(&lvdscon->panel.mode, mode); - - drm_mode_probed_add(connector, mode); - - return 1; + return drm_panel_get_modes(rcon->panel); } static const struct drm_connector_helper_funcs connector_helper_funcs = { .get_modes = rcar_du_lvds_connector_get_modes, }; +static void rcar_du_lvds_connector_destroy(struct drm_connector *connector) +{ + struct rcar_du_connector *rcon = to_rcar_connector(connector); + + drm_panel_detach(rcon->panel); + drm_connector_cleanup(connector); +} + static const struct drm_connector_funcs connector_funcs = { .dpms = drm_atomic_helper_connector_dpms, .reset = drm_atomic_helper_connector_reset, .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = drm_connector_cleanup, + .destroy = rcar_du_lvds_connector_destroy, .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; @@ -75,27 +59,19 @@ int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu, const struct device_node *np) { struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc); - struct rcar_du_lvds_connector *lvdscon; + struct rcar_du_connector *rcon; struct drm_connector *connector; - struct display_timing timing; int ret; - lvdscon = devm_kzalloc(rcdu->dev, sizeof(*lvdscon), GFP_KERNEL); - if (lvdscon == NULL) + rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL); + if (rcon == NULL) return -ENOMEM; - ret = of_get_display_timing(np, "panel-timing", &timing); - if (ret < 0) - return ret; - - videomode_from_timing(&timing, &lvdscon->panel.mode); + connector = &rcon->connector; - of_property_read_u32(np, "width-mm", &lvdscon->panel.width_mm); - of_property_read_u32(np, "height-mm", &lvdscon->panel.height_mm); - - connector = &lvdscon->connector.connector; - connector->display_info.width_mm = lvdscon->panel.width_mm; - connector->display_info.height_mm = lvdscon->panel.height_mm; + rcon->panel = of_drm_find_panel(np); + if (!rcon->panel) + return -EPROBE_DEFER; ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs, DRM_MODE_CONNECTOR_LVDS); @@ -112,7 +88,11 @@ int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu, if (ret < 0) return ret; - lvdscon->connector.encoder = renc; + ret = drm_panel_attach(rcon->panel, connector); + if (ret < 0) + return ret; + + rcon->encoder = renc; return 0; } diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c index e3a4985f6f3f..1661f6201210 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c @@ -31,6 +31,7 @@ struct rcar_du_lvdsenc { bool enabled; enum rcar_lvds_input input; + enum rcar_lvds_mode mode; }; static void rcar_lvds_write(struct rcar_du_lvdsenc *lvds, u32 reg, u32 data) @@ -61,7 +62,7 @@ static void rcar_du_lvdsenc_start_gen2(struct rcar_du_lvdsenc *lvds, /* Select the input, hardcode mode 0, enable LVDS operation and turn * bias circuitry on. */ - lvdcr0 = LVDCR0_BEN | LVDCR0_LVEN; + lvdcr0 = (lvds->mode << LVDCR0_LVMD_SHIFT) | LVDCR0_BEN | LVDCR0_LVEN; if (rcrtc->index == 2) lvdcr0 |= LVDCR0_DUSEL; rcar_lvds_write(lvds, LVDCR0, lvdcr0); @@ -114,7 +115,7 @@ static void rcar_du_lvdsenc_start_gen3(struct rcar_du_lvdsenc *lvds, * Turn the PLL on, set it to LVDS normal mode, wait for the startup * delay and turn the output on. */ - lvdcr0 = LVDCR0_PLLON; + lvdcr0 = (lvds->mode << LVDCR0_LVMD_SHIFT) | LVDCR0_PLLON; rcar_lvds_write(lvds, LVDCR0, lvdcr0); lvdcr0 |= LVDCR0_PWD; @@ -211,6 +212,12 @@ void rcar_du_lvdsenc_atomic_check(struct rcar_du_lvdsenc *lvds, mode->clock = clamp(mode->clock, 25175, 148500); } +void rcar_du_lvdsenc_set_mode(struct rcar_du_lvdsenc *lvds, + enum rcar_lvds_mode mode) +{ + lvds->mode = mode; +} + static int rcar_du_lvdsenc_get_resources(struct rcar_du_lvdsenc *lvds, struct platform_device *pdev) { diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.h b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.h index dfdba746edf4..7218ac89333e 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.h @@ -26,8 +26,17 @@ enum rcar_lvds_input { RCAR_LVDS_INPUT_DU2, }; +/* Keep in sync with the LVDCR0.LVMD hardware register values. */ +enum rcar_lvds_mode { + RCAR_LVDS_MODE_JEIDA = 0, + RCAR_LVDS_MODE_MIRROR = 1, + RCAR_LVDS_MODE_VESA = 4, +}; + #if IS_ENABLED(CONFIG_DRM_RCAR_LVDS) int rcar_du_lvdsenc_init(struct rcar_du_device *rcdu); +void rcar_du_lvdsenc_set_mode(struct rcar_du_lvdsenc *lvds, + enum rcar_lvds_mode mode); int rcar_du_lvdsenc_enable(struct rcar_du_lvdsenc *lvds, struct drm_crtc *crtc, bool enable); void rcar_du_lvdsenc_atomic_check(struct rcar_du_lvdsenc *lvds, @@ -37,6 +46,10 @@ static inline int rcar_du_lvdsenc_init(struct rcar_du_device *rcdu) { return 0; } +static inline void rcar_du_lvdsenc_set_mode(struct rcar_du_lvdsenc *lvds, + enum rcar_lvds_mode mode) +{ +} static inline int rcar_du_lvdsenc_enable(struct rcar_du_lvdsenc *lvds, struct drm_crtc *crtc, bool enable) { diff --git a/drivers/gpu/drm/rcar-du/rcar_du_regs.h b/drivers/gpu/drm/rcar-du/rcar_du_regs.h index fedb0161e234..d5bae99d3cfe 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_regs.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_regs.h @@ -277,6 +277,29 @@ #define DEFR10_TSEL_H3_TCON1 (0 << 1) /* DEFR102 register only (DU2/DU3) */ #define DEFR10_DEFE10 (1 << 0) +#define DPLLCR 0x20044 +#define DPLLCR_CODE (0x95 << 24) +#define DPLLCR_PLCS1 (1 << 23) +/* + * PLCS0 is bit 21, but H3 ES1.x requires bit 20 to be set as well. As bit 20 + * isn't implemented by other SoC in the Gen3 family it can safely be set + * unconditionally. + */ +#define DPLLCR_PLCS0 (3 << 20) +#define DPLLCR_CLKE (1 << 18) +#define DPLLCR_FDPLL(n) ((n) << 12) +#define DPLLCR_N(n) ((n) << 5) +#define DPLLCR_M(n) ((n) << 3) +#define DPLLCR_STBY (1 << 2) +#define DPLLCR_INCS_DOTCLKIN0 (0 << 0) +#define DPLLCR_INCS_DOTCLKIN1 (1 << 1) + +#define DPLLC2R 0x20048 +#define DPLLC2R_CODE (0x95 << 24) +#define DPLLC2R_SELC (1 << 12) +#define DPLLC2R_M(n) ((n) << 8) +#define DPLLC2R_FDPLL(n) ((n) << 0) + /* ----------------------------------------------------------------------------- * Display Timing Generation Registers */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vgacon.c b/drivers/gpu/drm/rcar-du/rcar_du_vgacon.c deleted file mode 100644 index 8d6125c1c0f9..000000000000 --- a/drivers/gpu/drm/rcar-du/rcar_du_vgacon.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * rcar_du_vgacon.c -- R-Car Display Unit VGA Connector - * - * Copyright (C) 2013-2014 Renesas Electronics Corporation - * - * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <drm/drmP.h> -#include <drm/drm_atomic_helper.h> -#include <drm/drm_crtc.h> -#include <drm/drm_crtc_helper.h> - -#include "rcar_du_drv.h" -#include "rcar_du_encoder.h" -#include "rcar_du_kms.h" -#include "rcar_du_vgacon.h" - -static int rcar_du_vga_connector_get_modes(struct drm_connector *connector) -{ - return 0; -} - -static const struct drm_connector_helper_funcs connector_helper_funcs = { - .get_modes = rcar_du_vga_connector_get_modes, -}; - -static enum drm_connector_status -rcar_du_vga_connector_detect(struct drm_connector *connector, bool force) -{ - return connector_status_connected; -} - -static const struct drm_connector_funcs connector_funcs = { - .dpms = drm_atomic_helper_connector_dpms, - .reset = drm_atomic_helper_connector_reset, - .detect = rcar_du_vga_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = drm_connector_cleanup, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -int rcar_du_vga_connector_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc) -{ - struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc); - struct rcar_du_connector *rcon; - struct drm_connector *connector; - int ret; - - rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL); - if (rcon == NULL) - return -ENOMEM; - - connector = &rcon->connector; - connector->display_info.width_mm = 0; - connector->display_info.height_mm = 0; - connector->interlace_allowed = true; - - ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs, - DRM_MODE_CONNECTOR_VGA); - if (ret < 0) - return ret; - - drm_connector_helper_add(connector, &connector_helper_funcs); - - connector->dpms = DRM_MODE_DPMS_OFF; - drm_object_property_set_value(&connector->base, - rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF); - - ret = drm_mode_connector_attach_encoder(connector, encoder); - if (ret < 0) - return ret; - - return 0; -} diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vgacon.h b/drivers/gpu/drm/rcar-du/rcar_du_vgacon.h deleted file mode 100644 index 112f50316e01..000000000000 --- a/drivers/gpu/drm/rcar-du/rcar_du_vgacon.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * rcar_du_vgacon.h -- R-Car Display Unit VGA Connector - * - * Copyright (C) 2013-2014 Renesas Electronics Corporation - * - * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef __RCAR_DU_VGACON_H__ -#define __RCAR_DU_VGACON_H__ - -struct rcar_du_device; -struct rcar_du_encoder; - -int rcar_du_vga_connector_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc); - -#endif /* __RCAR_DU_VGACON_H__ */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.h b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h index 510dcc9c6816..f1d0f1824528 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h @@ -68,7 +68,7 @@ void rcar_du_vsp_disable(struct rcar_du_crtc *crtc); void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc); void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc); #else -static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp) { return 0; }; +static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp) { return -ENXIO; }; static inline void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) { }; static inline void rcar_du_vsp_disable(struct rcar_du_crtc *crtc) { }; static inline void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) { }; diff --git a/drivers/gpu/drm/rcar-du/rcar_dw_hdmi.c b/drivers/gpu/drm/rcar-du/rcar_dw_hdmi.c new file mode 100644 index 000000000000..7539626b8ebd --- /dev/null +++ b/drivers/gpu/drm/rcar-du/rcar_dw_hdmi.c @@ -0,0 +1,100 @@ +/* + * R-Car Gen3 HDMI PHY + * + * Copyright (C) 2016 Renesas Electronics Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <drm/bridge/dw_hdmi.h> + +#define RCAR_HDMI_PHY_OPMODE_PLLCFG 0x06 /* Mode of operation and PLL dividers */ +#define RCAR_HDMI_PHY_PLLCURRGMPCTRL 0x10 /* PLL current and Gmp (conductance) */ +#define RCAR_HDMI_PHY_PLLDIVCTRL 0x11 /* PLL dividers */ + +struct rcar_hdmi_phy_params { + unsigned long mpixelclock; + u16 opmode_div; /* Mode of operation and PLL dividers */ + u16 curr_gmp; /* PLL current and Gmp (conductance) */ + u16 div; /* PLL dividers */ +}; + +static const struct rcar_hdmi_phy_params rcar_hdmi_phy_params[] = { + { 35500000, 0x0003, 0x0344, 0x0328 }, + { 44900000, 0x0003, 0x0285, 0x0128 }, + { 71000000, 0x0002, 0x1184, 0x0314 }, + { 90000000, 0x0002, 0x1144, 0x0114 }, + { 140250000, 0x0001, 0x20c4, 0x030a }, + { 182750000, 0x0001, 0x2084, 0x010a }, + { 281250000, 0x0000, 0x0084, 0x0305 }, + { 297000000, 0x0000, 0x0084, 0x0105 }, + { ~0UL, 0x0000, 0x0000, 0x0000 }, +}; + +static int rcar_hdmi_phy_configure(struct dw_hdmi *hdmi, + const struct dw_hdmi_plat_data *pdata, + unsigned long mpixelclock) +{ + const struct rcar_hdmi_phy_params *params = rcar_hdmi_phy_params; + + for (; params && params->mpixelclock != ~0UL; ++params) { + if (mpixelclock <= params->mpixelclock) + break; + } + + if (params->mpixelclock == ~0UL) + return -EINVAL; + + dw_hdmi_phy_i2c_write(hdmi, params->opmode_div, + RCAR_HDMI_PHY_OPMODE_PLLCFG); + dw_hdmi_phy_i2c_write(hdmi, params->curr_gmp, + RCAR_HDMI_PHY_PLLCURRGMPCTRL); + dw_hdmi_phy_i2c_write(hdmi, params->div, RCAR_HDMI_PHY_PLLDIVCTRL); + + return 0; +} + +static const struct dw_hdmi_plat_data rcar_dw_hdmi_plat_data = { + .configure_phy = rcar_hdmi_phy_configure, +}; + +static int rcar_dw_hdmi_probe(struct platform_device *pdev) +{ + return dw_hdmi_probe(pdev, &rcar_dw_hdmi_plat_data); +} + +static int rcar_dw_hdmi_remove(struct platform_device *pdev) +{ + dw_hdmi_remove(pdev); + + return 0; +} + +static const struct of_device_id rcar_dw_hdmi_of_table[] = { + { .compatible = "renesas,rcar-gen3-hdmi" }, + { /* Sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, rcar_dw_hdmi_of_table); + +static struct platform_driver rcar_dw_hdmi_platform_driver = { + .probe = rcar_dw_hdmi_probe, + .remove = rcar_dw_hdmi_remove, + .driver = { + .name = "rcar-dw-hdmi", + .of_match_table = rcar_dw_hdmi_of_table, + }, +}; + +module_platform_driver(rcar_dw_hdmi_platform_driver); + +MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart@ideasonboard.com>"); +MODULE_DESCRIPTION("Renesas R-Car Gen3 HDMI Encoder Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c index 86279f5022c2..88f16cdf6a4b 100644 --- a/drivers/gpu/drm/sti/sti_gdp.c +++ b/drivers/gpu/drm/sti/sti_gdp.c @@ -66,7 +66,9 @@ static struct gdp_format_to_str { #define GAM_GDP_ALPHARANGE_255 BIT(5) #define GAM_GDP_AGC_FULL_RANGE 0x00808080 #define GAM_GDP_PPT_IGNORE (BIT(1) | BIT(0)) -#define GAM_GDP_SIZE_MAX 0x7FF + +#define GAM_GDP_SIZE_MAX_WIDTH 3840 +#define GAM_GDP_SIZE_MAX_HEIGHT 2160 #define GDP_NODE_NB_BANK 2 #define GDP_NODE_PER_FIELD 2 @@ -632,8 +634,8 @@ static int sti_gdp_atomic_check(struct drm_plane *drm_plane, /* src_x are in 16.16 format */ src_x = state->src_x >> 16; src_y = state->src_y >> 16; - src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX); - src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX); + src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX_WIDTH); + src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX_HEIGHT); format = sti_gdp_fourcc2format(fb->format->format); if (format == -1) { @@ -741,8 +743,8 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane, /* src_x are in 16.16 format */ src_x = state->src_x >> 16; src_y = state->src_y >> 16; - src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX); - src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX); + src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX_WIDTH); + src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX_HEIGHT); list = sti_gdp_get_free_nodes(gdp); top_field = list->top_field; diff --git a/drivers/gpu/drm/sun4i/Makefile b/drivers/gpu/drm/sun4i/Makefile index d625a82a6e5f..59b757350a1f 100644 --- a/drivers/gpu/drm/sun4i/Makefile +++ b/drivers/gpu/drm/sun4i/Makefile @@ -1,11 +1,11 @@ -sun4i-drm-y += sun4i_crtc.o sun4i-drm-y += sun4i_drv.o sun4i-drm-y += sun4i_framebuffer.o -sun4i-drm-y += sun4i_layer.o sun4i-tcon-y += sun4i_tcon.o sun4i-tcon-y += sun4i_rgb.o sun4i-tcon-y += sun4i_dotclock.o +sun4i-tcon-y += sun4i_crtc.o +sun4i-tcon-y += sun4i_layer.o obj-$(CONFIG_DRM_SUN4I) += sun4i-drm.o sun4i-tcon.o obj-$(CONFIG_DRM_SUN4I) += sun4i_backend.o diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 08ce15070f80..d660741ba475 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -24,7 +24,7 @@ #include "sun4i_backend.h" #include "sun4i_drv.h" -static u32 sunxi_rgb2yuv_coef[12] = { +static const u32 sunxi_rgb2yuv_coef[12] = { 0x00000107, 0x00000204, 0x00000064, 0x00000108, 0x00003f69, 0x00003ed6, 0x000001c1, 0x00000808, 0x000001c1, 0x00003e88, 0x00003fb8, 0x00000808 diff --git a/drivers/gpu/drm/sun4i/sun4i_crtc.c b/drivers/gpu/drm/sun4i/sun4i_crtc.c index a5d546a68e16..3c876c3a356a 100644 --- a/drivers/gpu/drm/sun4i/sun4i_crtc.c +++ b/drivers/gpu/drm/sun4i/sun4i_crtc.c @@ -19,6 +19,7 @@ #include <linux/clk-provider.h> #include <linux/ioport.h> #include <linux/of_address.h> +#include <linux/of_graph.h> #include <linux/of_irq.h> #include <linux/regmap.h> @@ -27,6 +28,7 @@ #include "sun4i_backend.h" #include "sun4i_crtc.h" #include "sun4i_drv.h" +#include "sun4i_layer.h" #include "sun4i_tcon.h" static void sun4i_crtc_atomic_begin(struct drm_crtc *crtc, @@ -50,12 +52,11 @@ static void sun4i_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { struct sun4i_crtc *scrtc = drm_crtc_to_sun4i_crtc(crtc); - struct sun4i_drv *drv = scrtc->drv; struct drm_pending_vblank_event *event = crtc->state->event; DRM_DEBUG_DRIVER("Committing plane changes\n"); - sun4i_backend_commit(drv->backend); + sun4i_backend_commit(scrtc->backend); if (event) { crtc->state->event = NULL; @@ -72,11 +73,10 @@ static void sun4i_crtc_atomic_flush(struct drm_crtc *crtc, static void sun4i_crtc_disable(struct drm_crtc *crtc) { struct sun4i_crtc *scrtc = drm_crtc_to_sun4i_crtc(crtc); - struct sun4i_drv *drv = scrtc->drv; DRM_DEBUG_DRIVER("Disabling the CRTC\n"); - sun4i_tcon_disable(drv->tcon); + sun4i_tcon_disable(scrtc->tcon); if (crtc->state->event && !crtc->state->active) { spin_lock_irq(&crtc->dev->event_lock); @@ -90,11 +90,10 @@ static void sun4i_crtc_disable(struct drm_crtc *crtc) static void sun4i_crtc_enable(struct drm_crtc *crtc) { struct sun4i_crtc *scrtc = drm_crtc_to_sun4i_crtc(crtc); - struct sun4i_drv *drv = scrtc->drv; DRM_DEBUG_DRIVER("Enabling the CRTC\n"); - sun4i_tcon_enable(drv->tcon); + sun4i_tcon_enable(scrtc->tcon); } static const struct drm_crtc_helper_funcs sun4i_crtc_helper_funcs = { @@ -107,11 +106,10 @@ static const struct drm_crtc_helper_funcs sun4i_crtc_helper_funcs = { static int sun4i_crtc_enable_vblank(struct drm_crtc *crtc) { struct sun4i_crtc *scrtc = drm_crtc_to_sun4i_crtc(crtc); - struct sun4i_drv *drv = scrtc->drv; DRM_DEBUG_DRIVER("Enabling VBLANK on crtc %p\n", crtc); - sun4i_tcon_enable_vblank(drv->tcon, true); + sun4i_tcon_enable_vblank(scrtc->tcon, true); return 0; } @@ -119,11 +117,10 @@ static int sun4i_crtc_enable_vblank(struct drm_crtc *crtc) static void sun4i_crtc_disable_vblank(struct drm_crtc *crtc) { struct sun4i_crtc *scrtc = drm_crtc_to_sun4i_crtc(crtc); - struct sun4i_drv *drv = scrtc->drv; DRM_DEBUG_DRIVER("Disabling VBLANK on crtc %p\n", crtc); - sun4i_tcon_enable_vblank(drv->tcon, false); + sun4i_tcon_enable_vblank(scrtc->tcon, false); } static const struct drm_crtc_funcs sun4i_crtc_funcs = { @@ -137,28 +134,67 @@ static const struct drm_crtc_funcs sun4i_crtc_funcs = { .disable_vblank = sun4i_crtc_disable_vblank, }; -struct sun4i_crtc *sun4i_crtc_init(struct drm_device *drm) +struct sun4i_crtc *sun4i_crtc_init(struct drm_device *drm, + struct sun4i_backend *backend, + struct sun4i_tcon *tcon) { - struct sun4i_drv *drv = drm->dev_private; struct sun4i_crtc *scrtc; - int ret; + struct drm_plane *primary = NULL, *cursor = NULL; + int ret, i; scrtc = devm_kzalloc(drm->dev, sizeof(*scrtc), GFP_KERNEL); if (!scrtc) + return ERR_PTR(-ENOMEM); + scrtc->backend = backend; + scrtc->tcon = tcon; + + /* Create our layers */ + scrtc->layers = sun4i_layers_init(drm, scrtc->backend); + if (IS_ERR(scrtc->layers)) { + dev_err(drm->dev, "Couldn't create the planes\n"); return NULL; - scrtc->drv = drv; + } + + /* find primary and cursor planes for drm_crtc_init_with_planes */ + for (i = 0; scrtc->layers[i]; i++) { + struct sun4i_layer *layer = scrtc->layers[i]; + + switch (layer->plane.type) { + case DRM_PLANE_TYPE_PRIMARY: + primary = &layer->plane; + break; + case DRM_PLANE_TYPE_CURSOR: + cursor = &layer->plane; + break; + default: + break; + } + } ret = drm_crtc_init_with_planes(drm, &scrtc->crtc, - drv->primary, - NULL, + primary, + cursor, &sun4i_crtc_funcs, NULL); if (ret) { dev_err(drm->dev, "Couldn't init DRM CRTC\n"); - return NULL; + return ERR_PTR(ret); } drm_crtc_helper_add(&scrtc->crtc, &sun4i_crtc_helper_funcs); + /* Set crtc.port to output port node of the tcon */ + scrtc->crtc.port = of_graph_get_port_by_id(scrtc->tcon->dev->of_node, + 1); + + /* Set possible_crtcs to this crtc for overlay planes */ + for (i = 0; scrtc->layers[i]; i++) { + uint32_t possible_crtcs = BIT(drm_crtc_index(&scrtc->crtc)); + struct sun4i_layer *layer = scrtc->layers[i]; + + if (layer->plane.type == DRM_PLANE_TYPE_OVERLAY) + layer->plane.possible_crtcs = possible_crtcs; + } + return scrtc; } diff --git a/drivers/gpu/drm/sun4i/sun4i_crtc.h b/drivers/gpu/drm/sun4i/sun4i_crtc.h index dec8ce4d9b25..230cb8f0d601 100644 --- a/drivers/gpu/drm/sun4i/sun4i_crtc.h +++ b/drivers/gpu/drm/sun4i/sun4i_crtc.h @@ -17,7 +17,9 @@ struct sun4i_crtc { struct drm_crtc crtc; struct drm_pending_vblank_event *event; - struct sun4i_drv *drv; + struct sun4i_backend *backend; + struct sun4i_tcon *tcon; + struct sun4i_layer **layers; }; static inline struct sun4i_crtc *drm_crtc_to_sun4i_crtc(struct drm_crtc *crtc) @@ -25,6 +27,8 @@ static inline struct sun4i_crtc *drm_crtc_to_sun4i_crtc(struct drm_crtc *crtc) return container_of(crtc, struct sun4i_crtc, crtc); } -struct sun4i_crtc *sun4i_crtc_init(struct drm_device *drm); +struct sun4i_crtc *sun4i_crtc_init(struct drm_device *drm, + struct sun4i_backend *backend, + struct sun4i_tcon *tcon); #endif /* _SUN4I_CRTC_H_ */ diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 329ea56106a5..8ddd72cd5873 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -12,6 +12,7 @@ #include <linux/component.h> #include <linux/of_graph.h> +#include <linux/of_reserved_mem.h> #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> @@ -20,10 +21,9 @@ #include <drm/drm_fb_helper.h> #include <drm/drm_of.h> -#include "sun4i_crtc.h" #include "sun4i_drv.h" #include "sun4i_framebuffer.h" -#include "sun4i_layer.h" +#include "sun4i_tcon.h" DEFINE_DRM_GEM_CMA_FOPS(sun4i_drv_fops); @@ -92,30 +92,25 @@ static int sun4i_drv_bind(struct device *dev) } drm->dev_private = drv; - drm_vblank_init(drm, 1); + ret = of_reserved_mem_device_init(dev); + if (ret && ret != -ENODEV) { + dev_err(drm->dev, "Couldn't claim our memory region\n"); + goto free_drm; + } + + /* drm_vblank_init calls kcalloc, which can fail */ + ret = drm_vblank_init(drm, 1); + if (ret) + goto free_mem_region; + drm_mode_config_init(drm); ret = component_bind_all(drm->dev, drm); if (ret) { dev_err(drm->dev, "Couldn't bind all pipelines components\n"); - goto free_drm; - } - - /* Create our layers */ - drv->layers = sun4i_layers_init(drm); - if (IS_ERR(drv->layers)) { - dev_err(drm->dev, "Couldn't create the planes\n"); - ret = PTR_ERR(drv->layers); - goto free_drm; + goto cleanup_mode_config; } - /* Create our CRTC */ - drv->crtc = sun4i_crtc_init(drm); - if (!drv->crtc) { - dev_err(drm->dev, "Couldn't create the CRTC\n"); - ret = -EINVAL; - goto free_drm; - } drm->irq_enabled = true; /* Remove early framebuffers (ie. simplefb) */ @@ -126,7 +121,7 @@ static int sun4i_drv_bind(struct device *dev) if (IS_ERR(drv->fbdev)) { dev_err(drm->dev, "Couldn't create our framebuffer\n"); ret = PTR_ERR(drv->fbdev); - goto free_drm; + goto cleanup_mode_config; } /* Enable connectors polling */ @@ -134,10 +129,18 @@ static int sun4i_drv_bind(struct device *dev) ret = drm_dev_register(drm, 0); if (ret) - goto free_drm; + goto finish_poll; return 0; +finish_poll: + drm_kms_helper_poll_fini(drm); + sun4i_framebuffer_free(drm); +cleanup_mode_config: + drm_mode_config_cleanup(drm); + drm_vblank_cleanup(drm); +free_mem_region: + of_reserved_mem_device_release(dev); free_drm: drm_dev_unref(drm); return ret; @@ -150,7 +153,9 @@ static void sun4i_drv_unbind(struct device *dev) drm_dev_unregister(drm); drm_kms_helper_poll_fini(drm); sun4i_framebuffer_free(drm); + drm_mode_config_cleanup(drm); drm_vblank_cleanup(drm); + of_reserved_mem_device_release(dev); drm_dev_unref(drm); } diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.h b/drivers/gpu/drm/sun4i/sun4i_drv.h index 597353eab728..5df50126ff52 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.h +++ b/drivers/gpu/drm/sun4i/sun4i_drv.h @@ -18,13 +18,9 @@ struct sun4i_drv { struct sun4i_backend *backend; - struct sun4i_crtc *crtc; struct sun4i_tcon *tcon; - struct drm_plane *primary; struct drm_fbdev_cma *fbdev; - - struct sun4i_layer **layers; }; #endif /* _SUN4I_DRV_H_ */ diff --git a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c index 2c3beff8b53e..9872e0fc03b0 100644 --- a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c +++ b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c @@ -48,5 +48,4 @@ void sun4i_framebuffer_free(struct drm_device *drm) struct sun4i_drv *drv = drm->dev_private; drm_fbdev_cma_fini(drv->fbdev); - drm_mode_config_cleanup(drm); } diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index 5d53c977bca5..f26bde5b9117 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -16,7 +16,6 @@ #include <drm/drmP.h> #include "sun4i_backend.h" -#include "sun4i_drv.h" #include "sun4i_layer.h" struct sun4i_plane_desc { @@ -36,8 +35,7 @@ static void sun4i_backend_layer_atomic_disable(struct drm_plane *plane, struct drm_plane_state *old_state) { struct sun4i_layer *layer = plane_to_sun4i_layer(plane); - struct sun4i_drv *drv = layer->drv; - struct sun4i_backend *backend = drv->backend; + struct sun4i_backend *backend = layer->backend; sun4i_backend_layer_enable(backend, layer->id, false); } @@ -46,8 +44,7 @@ static void sun4i_backend_layer_atomic_update(struct drm_plane *plane, struct drm_plane_state *old_state) { struct sun4i_layer *layer = plane_to_sun4i_layer(plane); - struct sun4i_drv *drv = layer->drv; - struct sun4i_backend *backend = drv->backend; + struct sun4i_backend *backend = layer->backend; sun4i_backend_update_layer_coord(backend, layer->id, plane); sun4i_backend_update_layer_formats(backend, layer->id, plane); @@ -104,9 +101,9 @@ static const struct sun4i_plane_desc sun4i_backend_planes[] = { }; static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm, + struct sun4i_backend *backend, const struct sun4i_plane_desc *plane) { - struct sun4i_drv *drv = drm->dev_private; struct sun4i_layer *layer; int ret; @@ -114,7 +111,8 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm, if (!layer) return ERR_PTR(-ENOMEM); - ret = drm_universal_plane_init(drm, &layer->plane, BIT(0), + /* possible crtcs are set later */ + ret = drm_universal_plane_init(drm, &layer->plane, 0, &sun4i_backend_layer_funcs, plane->formats, plane->nformats, plane->type, NULL); @@ -125,22 +123,19 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm, drm_plane_helper_add(&layer->plane, &sun4i_backend_layer_helper_funcs); - layer->drv = drv; - - if (plane->type == DRM_PLANE_TYPE_PRIMARY) - drv->primary = &layer->plane; + layer->backend = backend; return layer; } -struct sun4i_layer **sun4i_layers_init(struct drm_device *drm) +struct sun4i_layer **sun4i_layers_init(struct drm_device *drm, + struct sun4i_backend *backend) { - struct sun4i_drv *drv = drm->dev_private; struct sun4i_layer **layers; int i; - layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes), - sizeof(**layers), GFP_KERNEL); + layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes) + 1, + sizeof(*layers), GFP_KERNEL); if (!layers) return ERR_PTR(-ENOMEM); @@ -167,9 +162,9 @@ struct sun4i_layer **sun4i_layers_init(struct drm_device *drm) */ for (i = 0; i < ARRAY_SIZE(sun4i_backend_planes); i++) { const struct sun4i_plane_desc *plane = &sun4i_backend_planes[i]; - struct sun4i_layer *layer = layers[i]; + struct sun4i_layer *layer; - layer = sun4i_layer_init_one(drm, plane); + layer = sun4i_layer_init_one(drm, backend, plane); if (IS_ERR(layer)) { dev_err(drm->dev, "Couldn't initialize %s plane\n", i ? "overlay" : "primary"); @@ -178,11 +173,12 @@ struct sun4i_layer **sun4i_layers_init(struct drm_device *drm) DRM_DEBUG_DRIVER("Assigning %s plane to pipe %d\n", i ? "overlay" : "primary", plane->pipe); - regmap_update_bits(drv->backend->regs, SUN4I_BACKEND_ATTCTL_REG0(i), + regmap_update_bits(backend->regs, SUN4I_BACKEND_ATTCTL_REG0(i), SUN4I_BACKEND_ATTCTL_REG0_LAY_PIPESEL_MASK, SUN4I_BACKEND_ATTCTL_REG0_LAY_PIPESEL(plane->pipe)); layer->id = i; + layers[i] = layer; }; return layers; diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.h b/drivers/gpu/drm/sun4i/sun4i_layer.h index a2f65d7a3f4e..4be1f0919df2 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.h +++ b/drivers/gpu/drm/sun4i/sun4i_layer.h @@ -16,6 +16,7 @@ struct sun4i_layer { struct drm_plane plane; struct sun4i_drv *drv; + struct sun4i_backend *backend; int id; }; @@ -25,6 +26,7 @@ plane_to_sun4i_layer(struct drm_plane *plane) return container_of(plane, struct sun4i_layer, plane); } -struct sun4i_layer **sun4i_layers_init(struct drm_device *drm); +struct sun4i_layer **sun4i_layers_init(struct drm_device *drm, + struct sun4i_backend *backend); #endif /* _SUN4I_LAYER_H_ */ diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.c b/drivers/gpu/drm/sun4i/sun4i_rgb.c index 46280dd70c9e..67f0b91a99de 100644 --- a/drivers/gpu/drm/sun4i/sun4i_rgb.c +++ b/drivers/gpu/drm/sun4i/sun4i_rgb.c @@ -18,7 +18,7 @@ #include <drm/drm_of.h> #include <drm/drm_panel.h> -#include "sun4i_drv.h" +#include "sun4i_crtc.h" #include "sun4i_tcon.h" #include "sun4i_rgb.h" @@ -26,7 +26,7 @@ struct sun4i_rgb { struct drm_connector connector; struct drm_encoder encoder; - struct sun4i_drv *drv; + struct sun4i_tcon *tcon; }; static inline struct sun4i_rgb * @@ -47,8 +47,7 @@ static int sun4i_rgb_get_modes(struct drm_connector *connector) { struct sun4i_rgb *rgb = drm_connector_to_sun4i_rgb(connector); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; return drm_panel_get_modes(tcon->panel); } @@ -57,8 +56,7 @@ static int sun4i_rgb_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct sun4i_rgb *rgb = drm_connector_to_sun4i_rgb(connector); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; u32 hsync = mode->hsync_end - mode->hsync_start; u32 vsync = mode->vsync_end - mode->vsync_start; unsigned long rate = mode->clock * 1000; @@ -115,8 +113,7 @@ static void sun4i_rgb_connector_destroy(struct drm_connector *connector) { struct sun4i_rgb *rgb = drm_connector_to_sun4i_rgb(connector); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; drm_panel_detach(tcon->panel); drm_connector_cleanup(connector); @@ -141,8 +138,7 @@ static int sun4i_rgb_atomic_check(struct drm_encoder *encoder, static void sun4i_rgb_encoder_enable(struct drm_encoder *encoder) { struct sun4i_rgb *rgb = drm_encoder_to_sun4i_rgb(encoder); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; DRM_DEBUG_DRIVER("Enabling RGB output\n"); @@ -158,8 +154,7 @@ static void sun4i_rgb_encoder_enable(struct drm_encoder *encoder) static void sun4i_rgb_encoder_disable(struct drm_encoder *encoder) { struct sun4i_rgb *rgb = drm_encoder_to_sun4i_rgb(encoder); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; DRM_DEBUG_DRIVER("Disabling RGB output\n"); @@ -177,8 +172,7 @@ static void sun4i_rgb_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { struct sun4i_rgb *rgb = drm_encoder_to_sun4i_rgb(encoder); - struct sun4i_drv *drv = rgb->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_tcon *tcon = rgb->tcon; sun4i_tcon0_mode_set(tcon, mode); @@ -204,10 +198,8 @@ static struct drm_encoder_funcs sun4i_rgb_enc_funcs = { .destroy = sun4i_rgb_enc_destroy, }; -int sun4i_rgb_init(struct drm_device *drm) +int sun4i_rgb_init(struct drm_device *drm, struct sun4i_tcon *tcon) { - struct sun4i_drv *drv = drm->dev_private; - struct sun4i_tcon *tcon = drv->tcon; struct drm_encoder *encoder; struct drm_bridge *bridge; struct sun4i_rgb *rgb; @@ -216,7 +208,7 @@ int sun4i_rgb_init(struct drm_device *drm) rgb = devm_kzalloc(drm->dev, sizeof(*rgb), GFP_KERNEL); if (!rgb) return -ENOMEM; - rgb->drv = drv; + rgb->tcon = tcon; encoder = &rgb->encoder; ret = drm_of_find_panel_or_bridge(tcon->dev->of_node, 1, 0, @@ -239,7 +231,7 @@ int sun4i_rgb_init(struct drm_device *drm) } /* The RGB encoder can only work with the TCON channel 0 */ - rgb->encoder.possible_crtcs = BIT(0); + rgb->encoder.possible_crtcs = BIT(drm_crtc_index(&tcon->crtc->crtc)); if (tcon->panel) { drm_connector_helper_add(&rgb->connector, diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.h b/drivers/gpu/drm/sun4i/sun4i_rgb.h index 7c4da4c8acdd..40c18f4a6c7e 100644 --- a/drivers/gpu/drm/sun4i/sun4i_rgb.h +++ b/drivers/gpu/drm/sun4i/sun4i_rgb.h @@ -13,6 +13,6 @@ #ifndef _SUN4I_RGB_H_ #define _SUN4I_RGB_H_ -int sun4i_rgb_init(struct drm_device *drm); +int sun4i_rgb_init(struct drm_device *drm, struct sun4i_tcon *tcon); #endif /* _SUN4I_RGB_H_ */ diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 2e4e365cecf9..9a83a85529ac 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -142,7 +142,7 @@ void sun4i_tcon0_mode_set(struct sun4i_tcon *tcon, /* * This is called a backporch in the register documentation, - * but it really is the front porch + hsync + * but it really is the back porch + hsync */ bp = mode->crtc_htotal - mode->crtc_hsync_start; DRM_DEBUG_DRIVER("Setting horizontal total %d, backporch %d\n", @@ -155,7 +155,7 @@ void sun4i_tcon0_mode_set(struct sun4i_tcon *tcon, /* * This is called a backporch in the register documentation, - * but it really is the front porch + hsync + * but it really is the back porch + hsync */ bp = mode->crtc_vtotal - mode->crtc_vsync_start; DRM_DEBUG_DRIVER("Setting vertical total %d, backporch %d\n", @@ -289,8 +289,7 @@ static irqreturn_t sun4i_tcon_handler(int irq, void *private) { struct sun4i_tcon *tcon = private; struct drm_device *drm = tcon->drm; - struct sun4i_drv *drv = drm->dev_private; - struct sun4i_crtc *scrtc = drv->crtc; + struct sun4i_crtc *scrtc = tcon->crtc; unsigned int status; regmap_read(tcon->regs, SUN4I_TCON_GINT0_REG, &status); @@ -335,12 +334,11 @@ static int sun4i_tcon_init_clocks(struct device *dev, } } - return sun4i_dclk_create(dev, tcon); + return 0; } static void sun4i_tcon_free_clocks(struct sun4i_tcon *tcon) { - sun4i_dclk_free(tcon); clk_disable_unprepare(tcon->clk); } @@ -437,30 +435,45 @@ static int sun4i_tcon_bind(struct device *dev, struct device *master, return ret; } + ret = sun4i_tcon_init_clocks(dev, tcon); + if (ret) { + dev_err(dev, "Couldn't init our TCON clocks\n"); + goto err_assert_reset; + } + ret = sun4i_tcon_init_regmap(dev, tcon); if (ret) { dev_err(dev, "Couldn't init our TCON regmap\n"); - goto err_assert_reset; + goto err_free_clocks; } - ret = sun4i_tcon_init_clocks(dev, tcon); + ret = sun4i_dclk_create(dev, tcon); if (ret) { - dev_err(dev, "Couldn't init our TCON clocks\n"); - goto err_assert_reset; + dev_err(dev, "Couldn't create our TCON dot clock\n"); + goto err_free_clocks; } ret = sun4i_tcon_init_irq(dev, tcon); if (ret) { dev_err(dev, "Couldn't init our TCON interrupts\n"); + goto err_free_dotclock; + } + + tcon->crtc = sun4i_crtc_init(drm, drv->backend, tcon); + if (IS_ERR(tcon->crtc)) { + dev_err(dev, "Couldn't create our CRTC\n"); + ret = PTR_ERR(tcon->crtc); goto err_free_clocks; } - ret = sun4i_rgb_init(drm); + ret = sun4i_rgb_init(drm, tcon); if (ret < 0) goto err_free_clocks; return 0; +err_free_dotclock: + sun4i_dclk_free(tcon); err_free_clocks: sun4i_tcon_free_clocks(tcon); err_assert_reset: @@ -473,6 +486,7 @@ static void sun4i_tcon_unbind(struct device *dev, struct device *master, { struct sun4i_tcon *tcon = dev_get_drvdata(dev); + sun4i_dclk_free(tcon); sun4i_tcon_free_clocks(tcon); } diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.h b/drivers/gpu/drm/sun4i/sun4i_tcon.h index 166064bafe2e..f636343a935d 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.h +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.h @@ -169,6 +169,9 @@ struct sun4i_tcon { /* Platform adjustments */ const struct sun4i_tcon_quirks *quirks; + + /* Associated crtc */ + struct sun4i_crtc *crtc; }; struct drm_bridge *sun4i_tcon_find_bridge(struct device_node *node); diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c b/drivers/gpu/drm/sun4i/sun4i_tv.c index c6f47222e8fc..49c49431a053 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tv.c +++ b/drivers/gpu/drm/sun4i/sun4i_tv.c @@ -19,9 +19,11 @@ #include <drm/drmP.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc_helper.h> +#include <drm/drm_of.h> #include <drm/drm_panel.h> #include "sun4i_backend.h" +#include "sun4i_crtc.h" #include "sun4i_drv.h" #include "sun4i_tcon.h" @@ -349,8 +351,9 @@ static int sun4i_tv_atomic_check(struct drm_encoder *encoder, static void sun4i_tv_disable(struct drm_encoder *encoder) { struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder); - struct sun4i_drv *drv = tv->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_crtc *crtc = drm_crtc_to_sun4i_crtc(encoder->crtc); + struct sun4i_tcon *tcon = crtc->tcon; + struct sun4i_backend *backend = crtc->backend; DRM_DEBUG_DRIVER("Disabling the TV Output\n"); @@ -359,18 +362,19 @@ static void sun4i_tv_disable(struct drm_encoder *encoder) regmap_update_bits(tv->regs, SUN4I_TVE_EN_REG, SUN4I_TVE_EN_ENABLE, 0); - sun4i_backend_disable_color_correction(drv->backend); + sun4i_backend_disable_color_correction(backend); } static void sun4i_tv_enable(struct drm_encoder *encoder) { struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder); - struct sun4i_drv *drv = tv->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_crtc *crtc = drm_crtc_to_sun4i_crtc(encoder->crtc); + struct sun4i_tcon *tcon = crtc->tcon; + struct sun4i_backend *backend = crtc->backend; DRM_DEBUG_DRIVER("Enabling the TV Output\n"); - sun4i_backend_apply_color_correction(drv->backend); + sun4i_backend_apply_color_correction(backend); regmap_update_bits(tv->regs, SUN4I_TVE_EN_REG, SUN4I_TVE_EN_ENABLE, @@ -384,8 +388,8 @@ static void sun4i_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder); - struct sun4i_drv *drv = tv->drv; - struct sun4i_tcon *tcon = drv->tcon; + struct sun4i_crtc *crtc = drm_crtc_to_sun4i_crtc(encoder->crtc); + struct sun4i_tcon *tcon = crtc->tcon; const struct tv_mode *tv_mode = sun4i_tv_find_tv_by_mode(mode); sun4i_tcon1_mode_set(tcon, mode); @@ -623,7 +627,12 @@ static int sun4i_tv_bind(struct device *dev, struct device *master, goto err_disable_clk; } - tv->encoder.possible_crtcs = BIT(0); + tv->encoder.possible_crtcs = drm_of_find_possible_crtcs(drm, + dev->of_node); + if (!tv->encoder.possible_crtcs) { + ret = -EPROBE_DEFER; + goto err_disable_clk; + } drm_connector_helper_add(&tv->connector, &sun4i_tv_comp_connector_helper_funcs); diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index 17e62ecb5d4d..8672f5d2f237 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -619,10 +619,10 @@ static const struct dma_buf_ops tegra_gem_prime_dmabuf_ops = { .map_dma_buf = tegra_gem_prime_map_dma_buf, .unmap_dma_buf = tegra_gem_prime_unmap_dma_buf, .release = tegra_gem_prime_release, - .kmap_atomic = tegra_gem_prime_kmap_atomic, - .kunmap_atomic = tegra_gem_prime_kunmap_atomic, - .kmap = tegra_gem_prime_kmap, - .kunmap = tegra_gem_prime_kunmap, + .map_atomic = tegra_gem_prime_kmap_atomic, + .unmap_atomic = tegra_gem_prime_kunmap_atomic, + .map = tegra_gem_prime_kmap, + .unmap = tegra_gem_prime_kunmap, .mmap = tegra_gem_prime_mmap, .vmap = tegra_gem_prime_vmap, .vunmap = tegra_gem_prime_vunmap, diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 412240a3ba90..e44626a2e698 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1020,37 +1020,44 @@ out_unlock: return ret; } -bool ttm_bo_mem_compat(struct ttm_placement *placement, - struct ttm_mem_reg *mem, - uint32_t *new_flags) +static bool ttm_bo_places_compat(const struct ttm_place *places, + unsigned num_placement, + struct ttm_mem_reg *mem, + uint32_t *new_flags) { - int i; - - for (i = 0; i < placement->num_placement; i++) { - const struct ttm_place *heap = &placement->placement[i]; - if (mem->mm_node && - (mem->start < heap->fpfn || - (heap->lpfn != 0 && (mem->start + mem->num_pages) > heap->lpfn))) - continue; + unsigned i; - *new_flags = heap->flags; - if ((*new_flags & mem->placement & TTM_PL_MASK_CACHING) && - (*new_flags & mem->placement & TTM_PL_MASK_MEM)) - return true; - } + for (i = 0; i < num_placement; i++) { + const struct ttm_place *heap = &places[i]; - for (i = 0; i < placement->num_busy_placement; i++) { - const struct ttm_place *heap = &placement->busy_placement[i]; - if (mem->mm_node && - (mem->start < heap->fpfn || + if (mem->mm_node && (mem->start < heap->fpfn || (heap->lpfn != 0 && (mem->start + mem->num_pages) > heap->lpfn))) continue; *new_flags = heap->flags; if ((*new_flags & mem->placement & TTM_PL_MASK_CACHING) && - (*new_flags & mem->placement & TTM_PL_MASK_MEM)) + (*new_flags & mem->placement & TTM_PL_MASK_MEM) && + (!(*new_flags & TTM_PL_FLAG_CONTIGUOUS) || + (mem->placement & TTM_PL_FLAG_CONTIGUOUS))) return true; } + return false; +} + +bool ttm_bo_mem_compat(struct ttm_placement *placement, + struct ttm_mem_reg *mem, + uint32_t *new_flags) +{ + if (ttm_bo_places_compat(placement->placement, placement->num_placement, + mem, new_flags)) + return true; + + if ((placement->busy_placement != placement->placement || + placement->num_busy_placement > placement->num_placement) && + ttm_bo_places_compat(placement->busy_placement, + placement->num_busy_placement, + mem, new_flags)) + return true; return false; } diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index 35ffb3754feb..9f53df95f35c 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -231,7 +231,7 @@ static int ttm_bo_vm_fault(struct vm_fault *vmf) */ for (i = 0; i < TTM_BO_VM_NUM_PREFAULT; ++i) { if (bo->mem.bus.is_iomem) - pfn = ((bo->mem.bus.base + bo->mem.bus.offset) >> PAGE_SHIFT) + page_offset; + pfn = bdev->driver->io_mem_pfn(bo, page_offset); else { page = ttm->pages[page_offset]; if (unlikely(!page && i == 0)) { @@ -324,6 +324,14 @@ static struct ttm_buffer_object *ttm_bo_vm_lookup(struct ttm_bo_device *bdev, return bo; } +unsigned long ttm_bo_default_io_mem_pfn(struct ttm_buffer_object *bo, + unsigned long page_offset) +{ + return ((bo->mem.bus.base + bo->mem.bus.offset) >> PAGE_SHIFT) + + page_offset; +} +EXPORT_SYMBOL(ttm_bo_default_io_mem_pfn); + int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma, struct ttm_bo_device *bdev) { diff --git a/drivers/gpu/drm/ttm/ttm_object.c b/drivers/gpu/drm/ttm/ttm_object.c index fdb451e3ec01..26a7ad0f4789 100644 --- a/drivers/gpu/drm/ttm/ttm_object.c +++ b/drivers/gpu/drm/ttm/ttm_object.c @@ -179,7 +179,7 @@ int ttm_base_object_init(struct ttm_object_file *tfile, if (unlikely(ret != 0)) goto out_err0; - ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL); + ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, false); if (unlikely(ret != 0)) goto out_err1; @@ -318,7 +318,8 @@ EXPORT_SYMBOL(ttm_ref_object_exists); int ttm_ref_object_add(struct ttm_object_file *tfile, struct ttm_base_object *base, - enum ttm_ref_type ref_type, bool *existed) + enum ttm_ref_type ref_type, bool *existed, + bool require_existed) { struct drm_open_hash *ht = &tfile->ref_hash[ref_type]; struct ttm_ref_object *ref; @@ -345,6 +346,9 @@ int ttm_ref_object_add(struct ttm_object_file *tfile, } rcu_read_unlock(); + if (require_existed) + return -EPERM; + ret = ttm_mem_global_alloc(mem_glob, sizeof(*ref), false, false); if (unlikely(ret != 0)) @@ -449,10 +453,10 @@ void ttm_object_file_release(struct ttm_object_file **p_tfile) ttm_ref_object_release(&ref->kref); } + spin_unlock(&tfile->lock); for (i = 0; i < TTM_REF_NUM; ++i) drm_ht_remove(&tfile->ref_hash[i]); - spin_unlock(&tfile->lock); ttm_object_file_unref(&tfile); } EXPORT_SYMBOL(ttm_object_file_release); @@ -529,9 +533,7 @@ void ttm_object_device_release(struct ttm_object_device **p_tdev) *p_tdev = NULL; - spin_lock(&tdev->object_lock); drm_ht_remove(&tdev->object_hash); - spin_unlock(&tdev->object_lock); kfree(tdev); } @@ -635,7 +637,7 @@ int ttm_prime_fd_to_handle(struct ttm_object_file *tfile, prime = (struct ttm_prime_object *) dma_buf->priv; base = &prime->base; *handle = base->hash.key; - ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL); + ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, false); dma_buf_put(dma_buf); diff --git a/drivers/gpu/drm/udl/udl_dmabuf.c b/drivers/gpu/drm/udl/udl_dmabuf.c index ac90ffdb5912..ed0e636243b2 100644 --- a/drivers/gpu/drm/udl/udl_dmabuf.c +++ b/drivers/gpu/drm/udl/udl_dmabuf.c @@ -191,10 +191,10 @@ static struct dma_buf_ops udl_dmabuf_ops = { .detach = udl_detach_dma_buf, .map_dma_buf = udl_map_dma_buf, .unmap_dma_buf = udl_unmap_dma_buf, - .kmap = udl_dmabuf_kmap, - .kmap_atomic = udl_dmabuf_kmap_atomic, - .kunmap = udl_dmabuf_kunmap, - .kunmap_atomic = udl_dmabuf_kunmap_atomic, + .map = udl_dmabuf_kmap, + .map_atomic = udl_dmabuf_kmap_atomic, + .unmap = udl_dmabuf_kunmap, + .unmap_atomic = udl_dmabuf_kunmap_atomic, .mmap = udl_dmabuf_mmap, .release = drm_gem_dmabuf_release, }; diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c index 917dcb978c2c..0c87b1ac6b68 100644 --- a/drivers/gpu/drm/udl/udl_transfer.c +++ b/drivers/gpu/drm/udl/udl_transfer.c @@ -14,6 +14,7 @@ #include <linux/slab.h> #include <linux/fb.h> #include <linux/prefetch.h> +#include <asm/unaligned.h> #include <drm/drmP.h> #include "udl_drv.h" @@ -163,7 +164,7 @@ static void udl_compress_hline16( const u8 *const start = pixel; const uint16_t repeating_pixel_val16 = pixel_val16; - *(uint16_t *)cmd = cpu_to_be16(pixel_val16); + put_unaligned_be16(pixel_val16, cmd); cmd += 2; pixel += bpp; diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c index 70ec8ca8d9b1..4e8e27d50922 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ttm.c +++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c @@ -431,6 +431,7 @@ static struct ttm_bo_driver virtio_gpu_bo_driver = { .verify_access = &virtio_gpu_verify_access, .io_mem_reserve = &virtio_gpu_ttm_io_mem_reserve, .io_mem_free = &virtio_gpu_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, .move_notify = &virtio_gpu_bo_move_notify, .swap_notify = &virtio_gpu_bo_swap_notify, }; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c index 4c7f24a67a2e..35bf781e418e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c @@ -859,4 +859,5 @@ struct ttm_bo_driver vmw_bo_driver = { .fault_reserve_notify = &vmw_ttm_fault_reserve_notify, .io_mem_reserve = &vmw_ttm_io_mem_reserve, .io_mem_free = &vmw_ttm_io_mem_free, + .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index f6e936d90517..4a641555b960 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -254,7 +254,7 @@ module_param_named(restrict_iommu, vmw_restrict_iommu, int, 0600); MODULE_PARM_DESC(force_coherent, "Force coherent TTM pages"); module_param_named(force_coherent, vmw_force_coherent, int, 0600); MODULE_PARM_DESC(restrict_dma_mask, "Restrict DMA mask to 44 bits with IOMMU"); -module_param_named(restrict_dma_mask, vmw_restrict_dma_mask, int, S_IRUSR | S_IWUSR); +module_param_named(restrict_dma_mask, vmw_restrict_dma_mask, int, 0600); MODULE_PARM_DESC(assume_16bpp, "Assume 16-bpp when filtering modes"); module_param_named(assume_16bpp, vmw_assume_16bpp, int, 0600); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index b399f03a988d..6b2708b4eafe 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -538,7 +538,7 @@ int vmw_fence_create(struct vmw_fence_manager *fman, struct vmw_fence_obj **p_fence) { struct vmw_fence_obj *fence; - int ret; + int ret; fence = kzalloc(sizeof(*fence), GFP_KERNEL); if (unlikely(fence == NULL)) @@ -701,6 +701,41 @@ void vmw_fence_fifo_up(struct vmw_fence_manager *fman) } +/** + * vmw_fence_obj_lookup - Look up a user-space fence object + * + * @tfile: A struct ttm_object_file identifying the caller. + * @handle: A handle identifying the fence object. + * @return: A struct vmw_user_fence base ttm object on success or + * an error pointer on failure. + * + * The fence object is looked up and type-checked. The caller needs + * to have opened the fence object first, but since that happens on + * creation and fence objects aren't shareable, that's not an + * issue currently. + */ +static struct ttm_base_object * +vmw_fence_obj_lookup(struct ttm_object_file *tfile, u32 handle) +{ + struct ttm_base_object *base = ttm_base_object_lookup(tfile, handle); + + if (!base) { + pr_err("Invalid fence object handle 0x%08lx.\n", + (unsigned long)handle); + return ERR_PTR(-EINVAL); + } + + if (base->refcount_release != vmw_user_fence_base_release) { + pr_err("Invalid fence object handle 0x%08lx.\n", + (unsigned long)handle); + ttm_base_object_unref(&base); + return ERR_PTR(-EINVAL); + } + + return base; +} + + int vmw_fence_obj_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { @@ -726,12 +761,9 @@ int vmw_fence_obj_wait_ioctl(struct drm_device *dev, void *data, arg->kernel_cookie = jiffies + wait_timeout; } - base = ttm_base_object_lookup(tfile, arg->handle); - if (unlikely(base == NULL)) { - pr_err("Wait invalid fence object handle 0x%08lx\n", - (unsigned long)arg->handle); - return -EINVAL; - } + base = vmw_fence_obj_lookup(tfile, arg->handle); + if (IS_ERR(base)) + return PTR_ERR(base); fence = &(container_of(base, struct vmw_user_fence, base)->fence); @@ -770,12 +802,9 @@ int vmw_fence_obj_signaled_ioctl(struct drm_device *dev, void *data, struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; struct vmw_private *dev_priv = vmw_priv(dev); - base = ttm_base_object_lookup(tfile, arg->handle); - if (unlikely(base == NULL)) { - pr_err("Fence signaled invalid fence object handle 0x%08lx\n", - (unsigned long)arg->handle); - return -EINVAL; - } + base = vmw_fence_obj_lookup(tfile, arg->handle); + if (IS_ERR(base)) + return PTR_ERR(base); fence = &(container_of(base, struct vmw_user_fence, base)->fence); fman = fman_from_fence(fence); @@ -1022,6 +1051,7 @@ int vmw_fence_event_ioctl(struct drm_device *dev, void *data, (struct drm_vmw_fence_event_arg *) data; struct vmw_fence_obj *fence = NULL; struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv); + struct ttm_object_file *tfile = vmw_fp->tfile; struct drm_vmw_fence_rep __user *user_fence_rep = (struct drm_vmw_fence_rep __user *)(unsigned long) arg->fence_rep; @@ -1035,24 +1065,18 @@ int vmw_fence_event_ioctl(struct drm_device *dev, void *data, */ if (arg->handle) { struct ttm_base_object *base = - ttm_base_object_lookup_for_ref(dev_priv->tdev, - arg->handle); - - if (unlikely(base == NULL)) { - DRM_ERROR("Fence event invalid fence object handle " - "0x%08lx.\n", - (unsigned long)arg->handle); - return -EINVAL; - } + vmw_fence_obj_lookup(tfile, arg->handle); + + if (IS_ERR(base)) + return PTR_ERR(base); + fence = &(container_of(base, struct vmw_user_fence, base)->fence); (void) vmw_fence_obj_reference(fence); if (user_fence_rep != NULL) { - bool existed; - ret = ttm_ref_object_add(vmw_fp->tfile, base, - TTM_REF_USAGE, &existed); + TTM_REF_USAGE, NULL, false); if (unlikely(ret != 0)) { DRM_ERROR("Failed to reference a fence " "object.\n"); @@ -1095,8 +1119,7 @@ int vmw_fence_event_ioctl(struct drm_device *dev, void *data, return 0; out_no_create: if (user_fence_rep != NULL) - ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile, - handle, TTM_REF_USAGE); + ttm_ref_object_base_unref(tfile, handle, TTM_REF_USAGE); out_no_ref_obj: vmw_fence_obj_unreference(&fence); return ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c index b8c6a03c8c54..5ec24fd801cd 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c @@ -114,8 +114,6 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, param->value = dev_priv->has_dx; break; default: - DRM_ERROR("Illegal vmwgfx get param request: %d\n", - param->param); return -EINVAL; } @@ -186,7 +184,7 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, bool gb_objects = !!(dev_priv->capabilities & SVGA_CAP_GBOBJECTS); struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv); - if (unlikely(arg->pad64 != 0)) { + if (unlikely(arg->pad64 != 0 || arg->max_size == 0)) { DRM_ERROR("Illegal GET_3D_CAP argument.\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_prime.c b/drivers/gpu/drm/vmwgfx/vmwgfx_prime.c index 31fe32d8d65a..0d42a46521fc 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_prime.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_prime.c @@ -108,10 +108,10 @@ const struct dma_buf_ops vmw_prime_dmabuf_ops = { .map_dma_buf = vmw_prime_map_dma_buf, .unmap_dma_buf = vmw_prime_unmap_dma_buf, .release = NULL, - .kmap = vmw_prime_dmabuf_kmap, - .kmap_atomic = vmw_prime_dmabuf_kmap_atomic, - .kunmap = vmw_prime_dmabuf_kunmap, - .kunmap_atomic = vmw_prime_dmabuf_kunmap_atomic, + .map = vmw_prime_dmabuf_kmap, + .map_atomic = vmw_prime_dmabuf_kmap_atomic, + .unmap = vmw_prime_dmabuf_kunmap, + .unmap_atomic = vmw_prime_dmabuf_kunmap_atomic, .mmap = vmw_prime_dmabuf_mmap, .vmap = vmw_prime_dmabuf_vmap, .vunmap = vmw_prime_dmabuf_vunmap, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index fa1037ec8e5f..7d591f653dfa 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -546,7 +546,7 @@ static int vmw_user_dmabuf_synccpu_grab(struct vmw_user_dma_buffer *user_bo, return ret; ret = ttm_ref_object_add(tfile, &user_bo->prime.base, - TTM_REF_SYNCCPU_WRITE, &existed); + TTM_REF_SYNCCPU_WRITE, &existed, false); if (ret != 0 || existed) ttm_bo_synccpu_write_release(&user_bo->dma.base); @@ -730,7 +730,7 @@ int vmw_user_dmabuf_reference(struct ttm_object_file *tfile, *handle = user_bo->prime.base.hash.key; return ttm_ref_object_add(tfile, &user_bo->prime.base, - TTM_REF_USAGE, NULL); + TTM_REF_USAGE, NULL, false); } /** diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 41b9d20d6ae7..7681341fe32b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -713,11 +713,14 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data, 128; num_sizes = 0; - for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) + for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) { + if (req->mip_levels[i] > DRM_VMW_MAX_MIP_LEVELS) + return -EINVAL; num_sizes += req->mip_levels[i]; + } - if (num_sizes > DRM_VMW_MAX_SURFACE_FACES * - DRM_VMW_MAX_MIP_LEVELS) + if (num_sizes > DRM_VMW_MAX_SURFACE_FACES * DRM_VMW_MAX_MIP_LEVELS || + num_sizes == 0) return -EINVAL; size = vmw_user_surface_size + 128 + @@ -890,17 +893,16 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv, uint32_t handle; struct ttm_base_object *base; int ret; + bool require_exist = false; if (handle_type == DRM_VMW_HANDLE_PRIME) { ret = ttm_prime_fd_to_handle(tfile, u_handle, &handle); if (unlikely(ret != 0)) return ret; } else { - if (unlikely(drm_is_render_client(file_priv))) { - DRM_ERROR("Render client refused legacy " - "surface reference.\n"); - return -EACCES; - } + if (unlikely(drm_is_render_client(file_priv))) + require_exist = true; + if (ACCESS_ONCE(vmw_fpriv(file_priv)->locked_master)) { DRM_ERROR("Locked master refused legacy " "surface reference.\n"); @@ -928,17 +930,14 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv, /* * Make sure the surface creator has the same - * authenticating master. + * authenticating master, or is already registered with us. */ if (drm_is_primary_client(file_priv) && - user_srf->master != file_priv->master) { - DRM_ERROR("Trying to reference surface outside of" - " master domain.\n"); - ret = -EACCES; - goto out_bad_resource; - } + user_srf->master != file_priv->master) + require_exist = true; - ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL); + ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, + require_exist); if (unlikely(ret != 0)) { DRM_ERROR("Could not add a reference to a surface.\n"); goto out_bad_resource; diff --git a/drivers/gpu/ipu-v3/Makefile b/drivers/gpu/ipu-v3/Makefile index 1ab9bceee755..8cdf9e4ae772 100644 --- a/drivers/gpu/ipu-v3/Makefile +++ b/drivers/gpu/ipu-v3/Makefile @@ -2,4 +2,8 @@ obj-$(CONFIG_IMX_IPUV3_CORE) += imx-ipu-v3.o imx-ipu-v3-objs := ipu-common.o ipu-cpmem.o ipu-csi.o ipu-dc.o ipu-di.o \ ipu-dp.o ipu-dmfc.o ipu-ic.o ipu-image-convert.o \ - ipu-pre.o ipu-prg.o ipu-smfc.o ipu-vdi.o + ipu-smfc.o ipu-vdi.o + +ifdef CONFIG_DRM + imx-ipu-v3-objs += ipu-pre.o ipu-prg.o +endif diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 7aefccec31b1..16d556816b5f 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -1401,7 +1401,8 @@ static int ipu_probe(struct platform_device *pdev) ipu->id = of_alias_get_id(np, "ipu"); - if (of_device_is_compatible(np, "fsl,imx6qp-ipu")) { + if (of_device_is_compatible(np, "fsl,imx6qp-ipu") && + IS_ENABLED(CONFIG_DRM)) { ipu->prg_priv = ipu_prg_lookup_by_phandle(&pdev->dev, "fsl,prg", ipu->id); if (!ipu->prg_priv) @@ -1538,8 +1539,10 @@ static struct platform_driver imx_ipu_driver = { }; static struct platform_driver * const drivers[] = { +#if IS_ENABLED(CONFIG_DRM) &ipu_pre_drv, &ipu_prg_drv, +#endif &imx_ipu_driver, }; diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 63ec1993eaaa..d162f0dc76e3 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -819,8 +819,7 @@ static int hid_scan_report(struct hid_device *hid) hid->group = HID_GROUP_WACOM; break; case USB_VENDOR_ID_SYNAPTICS: - if (hid->group == HID_GROUP_GENERIC || - hid->group == HID_GROUP_MULTITOUCH_WIN_8) + if (hid->group == HID_GROUP_GENERIC) if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC) && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER)) /* @@ -2096,6 +2095,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_EX07S) }, { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) }, { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) }, { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 4e2648c86c8c..b26c030926c1 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -1028,6 +1028,9 @@ #define USB_DEVICE_ID_UGEE_TABLET_45 0x0045 #define USB_DEVICE_ID_YIYNOVA_TABLET 0x004d +#define USB_VENDOR_ID_UGEE 0x28bd +#define USB_DEVICE_ID_UGEE_TABLET_EX07S 0x0071 + #define USB_VENDOR_ID_UNITEC 0x227d #define USB_DEVICE_ID_UNITEC_USB_TOUCH_0709 0x0709 #define USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19 0x0a19 diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c index 1509d7287ff3..e3e6e5c893cc 100644 --- a/drivers/hid/hid-uclogic.c +++ b/drivers/hid/hid-uclogic.c @@ -977,6 +977,7 @@ static int uclogic_probe(struct hid_device *hdev, } break; case USB_DEVICE_ID_UGTIZER_TABLET_GP0610: + case USB_DEVICE_ID_UGEE_TABLET_EX07S: /* If this is the pen interface */ if (intf->cur_altsetting->desc.bInterfaceNumber == 1) { rc = uclogic_tablet_enable(hdev); @@ -1069,6 +1070,7 @@ static const struct hid_device_id uclogic_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_EX07S) }, { } }; MODULE_DEVICE_TABLE(hid, uclogic_devices); diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c index ca5759c0c318..43a6cb078193 100644 --- a/drivers/iio/accel/hid-sensor-accel-3d.c +++ b/drivers/iio/accel/hid-sensor-accel-3d.c @@ -370,10 +370,12 @@ static int hid_accel_3d_probe(struct platform_device *pdev) name = "accel_3d"; channel_spec = accel_3d_channels; channel_size = sizeof(accel_3d_channels); + indio_dev->num_channels = ARRAY_SIZE(accel_3d_channels); } else { name = "gravity"; channel_spec = gravity_channels; channel_size = sizeof(gravity_channels); + indio_dev->num_channels = ARRAY_SIZE(gravity_channels); } ret = hid_sensor_parse_common_attributes(hsdev, hsdev->usage, &accel_state->common_attributes); @@ -395,7 +397,6 @@ static int hid_accel_3d_probe(struct platform_device *pdev) goto error_free_dev_mem; } - indio_dev->num_channels = ARRAY_SIZE(accel_3d_channels); indio_dev->dev.parent = &pdev->dev; indio_dev->info = &accel_3d_info; indio_dev->name = name; diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c index d6c372bb433b..c17596f7ed2c 100644 --- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c +++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c @@ -61,7 +61,7 @@ static int cros_ec_sensors_read(struct iio_dev *indio_dev, ret = st->core.read_ec_sensors_data(indio_dev, 1 << idx, &data); if (ret < 0) break; - + ret = IIO_VAL_INT; *val = data; break; case IIO_CHAN_INFO_CALIBBIAS: @@ -76,7 +76,7 @@ static int cros_ec_sensors_read(struct iio_dev *indio_dev, for (i = CROS_EC_SENSOR_X; i < CROS_EC_SENSOR_MAX_AXIS; i++) st->core.calib[i] = st->core.resp->sensor_offset.offset[i]; - + ret = IIO_VAL_INT; *val = st->core.calib[idx]; break; case IIO_CHAN_INFO_SCALE: diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index 7afdac42ed42..01e02b9926d4 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -379,6 +379,8 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, { struct hid_sensor_hub_attribute_info timestamp; + s32 value; + int ret; hid_sensor_get_reporting_interval(hsdev, usage_id, st); @@ -417,6 +419,14 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, st->sensitivity.index, st->sensitivity.report_id, timestamp.index, timestamp.report_id); + ret = sensor_hub_get_feature(hsdev, + st->power_state.report_id, + st->power_state.index, sizeof(value), &value); + if (ret < 0) + return ret; + if (value < 0) + return -EINVAL; + return 0; } EXPORT_SYMBOL(hid_sensor_parse_common_attributes); diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index f7fcfa886f72..821919dd245b 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -27,6 +27,7 @@ #include <linux/iio/trigger_consumer.h> #include <linux/iio/triggered_buffer.h> #include <linux/regmap.h> +#include <linux/delay.h> #include "bmg160.h" #define BMG160_IRQ_NAME "bmg160_event" @@ -52,6 +53,9 @@ #define BMG160_DEF_BW 100 #define BMG160_REG_PMU_BW_RES BIT(7) +#define BMG160_GYRO_REG_RESET 0x14 +#define BMG160_GYRO_RESET_VAL 0xb6 + #define BMG160_REG_INT_MAP_0 0x17 #define BMG160_INT_MAP_0_BIT_ANY BIT(1) @@ -236,6 +240,14 @@ static int bmg160_chip_init(struct bmg160_data *data) int ret; unsigned int val; + /* + * Reset chip to get it in a known good state. A delay of 30ms after + * reset is required according to the datasheet. + */ + regmap_write(data->regmap, BMG160_GYRO_REG_RESET, + BMG160_GYRO_RESET_VAL); + usleep_range(30000, 30700); + ret = regmap_read(data->regmap, BMG160_REG_CHIP_ID, &val); if (ret < 0) { dev_err(dev, "Error reading reg_chip_id\n"); diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index d18ded45bedd..3ff91e02fee3 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -610,10 +610,9 @@ static ssize_t __iio_format_value(char *buf, size_t len, unsigned int type, tmp0 = (int)div_s64_rem(tmp, 1000000000, &tmp1); return snprintf(buf, len, "%d.%09u", tmp0, abs(tmp1)); case IIO_VAL_FRACTIONAL_LOG2: - tmp = (s64)vals[0] * 1000000000LL >> vals[1]; - tmp1 = do_div(tmp, 1000000000LL); - tmp0 = tmp; - return snprintf(buf, len, "%d.%09u", tmp0, tmp1); + tmp = shift_right((s64)vals[0] * 1000000000LL, vals[1]); + tmp0 = (int)div_s64_rem(tmp, 1000000000LL, &tmp1); + return snprintf(buf, len, "%d.%09u", tmp0, abs(tmp1)); case IIO_VAL_INT_MULTIPLE: { int i; diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c index 5f2680855552..fd0edca0e656 100644 --- a/drivers/iio/pressure/st_pressure_core.c +++ b/drivers/iio/pressure/st_pressure_core.c @@ -457,6 +457,7 @@ static const struct st_sensor_settings st_press_sensors_settings[] = { .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR, }, .multi_read_bit = true, + .bootime = 2, }, }; diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 91cbe86b25c8..fcbed35e95a8 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -817,6 +817,7 @@ isert_post_recvm(struct isert_conn *isert_conn, u32 count) rx_wr->sg_list = &rx_desc->rx_sg; rx_wr->num_sge = 1; rx_wr->next = rx_wr + 1; + rx_desc->in_use = false; } rx_wr--; rx_wr->next = NULL; /* mark end of work requests list */ @@ -835,6 +836,15 @@ isert_post_recv(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc) struct ib_recv_wr *rx_wr_failed, rx_wr; int ret; + if (!rx_desc->in_use) { + /* + * if the descriptor is not in-use we already reposted it + * for recv, so just silently return + */ + return 0; + } + + rx_desc->in_use = false; rx_wr.wr_cqe = &rx_desc->rx_cqe; rx_wr.sg_list = &rx_desc->rx_sg; rx_wr.num_sge = 1; @@ -1397,6 +1407,8 @@ isert_recv_done(struct ib_cq *cq, struct ib_wc *wc) return; } + rx_desc->in_use = true; + ib_dma_sync_single_for_cpu(ib_dev, rx_desc->dma_addr, ISER_RX_PAYLOAD_SIZE, DMA_FROM_DEVICE); @@ -1659,10 +1671,23 @@ isert_rdma_write_done(struct ib_cq *cq, struct ib_wc *wc) ret = isert_check_pi_status(cmd, isert_cmd->rw.sig->sig_mr); isert_rdma_rw_ctx_destroy(isert_cmd, isert_conn); - if (ret) - transport_send_check_condition_and_sense(cmd, cmd->pi_err, 0); - else - isert_put_response(isert_conn->conn, isert_cmd->iscsi_cmd); + if (ret) { + /* + * transport_generic_request_failure() expects to have + * plus two references to handle queue-full, so re-add + * one here as target-core will have already dropped + * it after the first isert_put_datain() callback. + */ + kref_get(&cmd->cmd_kref); + transport_generic_request_failure(cmd, cmd->pi_err); + } else { + /* + * XXX: isert_put_response() failure is not retried. + */ + ret = isert_put_response(isert_conn->conn, isert_cmd->iscsi_cmd); + if (ret) + pr_warn_ratelimited("isert_put_response() ret: %d\n", ret); + } } static void @@ -1699,13 +1724,15 @@ isert_rdma_read_done(struct ib_cq *cq, struct ib_wc *wc) cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT; spin_unlock_bh(&cmd->istate_lock); - if (ret) { - target_put_sess_cmd(se_cmd); - transport_send_check_condition_and_sense(se_cmd, - se_cmd->pi_err, 0); - } else { + /* + * transport_generic_request_failure() will drop the extra + * se_cmd->cmd_kref reference after T10-PI error, and handle + * any non-zero ->queue_status() callback error retries. + */ + if (ret) + transport_generic_request_failure(se_cmd, se_cmd->pi_err); + else target_execute_cmd(se_cmd); - } } static void @@ -2171,26 +2198,28 @@ isert_put_datain(struct iscsi_conn *conn, struct iscsi_cmd *cmd) chain_wr = &isert_cmd->tx_desc.send_wr; } - isert_rdma_rw_ctx_post(isert_cmd, isert_conn, cqe, chain_wr); - isert_dbg("Cmd: %p posted RDMA_WRITE for iSER Data READ\n", isert_cmd); - return 1; + rc = isert_rdma_rw_ctx_post(isert_cmd, isert_conn, cqe, chain_wr); + isert_dbg("Cmd: %p posted RDMA_WRITE for iSER Data READ rc: %d\n", + isert_cmd, rc); + return rc; } static int isert_get_dataout(struct iscsi_conn *conn, struct iscsi_cmd *cmd, bool recovery) { struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); + int ret; isert_dbg("Cmd: %p RDMA_READ data_length: %u write_data_done: %u\n", isert_cmd, cmd->se_cmd.data_length, cmd->write_data_done); isert_cmd->tx_desc.tx_cqe.done = isert_rdma_read_done; - isert_rdma_rw_ctx_post(isert_cmd, conn->context, - &isert_cmd->tx_desc.tx_cqe, NULL); + ret = isert_rdma_rw_ctx_post(isert_cmd, conn->context, + &isert_cmd->tx_desc.tx_cqe, NULL); - isert_dbg("Cmd: %p posted RDMA_READ memory for ISER Data WRITE\n", - isert_cmd); - return 0; + isert_dbg("Cmd: %p posted RDMA_READ memory for ISER Data WRITE rc: %d\n", + isert_cmd, ret); + return ret; } static int diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h index c02ada57d7f5..87d994de8c91 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.h +++ b/drivers/infiniband/ulp/isert/ib_isert.h @@ -60,7 +60,7 @@ #define ISER_RX_PAD_SIZE (ISCSI_DEF_MAX_RECV_SEG_LEN + 4096 - \ (ISER_RX_PAYLOAD_SIZE + sizeof(u64) + sizeof(struct ib_sge) + \ - sizeof(struct ib_cqe))) + sizeof(struct ib_cqe) + sizeof(bool))) #define ISCSI_ISER_SG_TABLESIZE 256 @@ -85,6 +85,7 @@ struct iser_rx_desc { u64 dma_addr; struct ib_sge rx_sg; struct ib_cqe rx_cqe; + bool in_use; char pad[ISER_RX_PAD_SIZE]; } __packed; diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 155fcb3b6230..153b1ee13e03 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -202,6 +202,7 @@ static const struct xpad_device { { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, { 0x1532, 0x0037, "Razer Sabertooth", 0, XTYPE_XBOX360 }, + { 0x1532, 0x0a03, "Razer Wildcat", 0, XTYPE_XBOXONE }, { 0x15e4, 0x3f00, "Power A Mini Pro Elite", 0, XTYPE_XBOX360 }, { 0x15e4, 0x3f0a, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 }, { 0x15e4, 0x3f10, "Batarang Xbox 360 controller", 0, XTYPE_XBOX360 }, @@ -326,6 +327,7 @@ static struct usb_device_id xpad_table[] = { XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ XPAD_XBOX360_VENDOR(0x1532), /* Razer Sabertooth */ + XPAD_XBOXONE_VENDOR(0x1532), /* Razer Wildcat */ XPAD_XBOX360_VENDOR(0x15e4), /* Numark X-Box 360 controllers */ XPAD_XBOX360_VENDOR(0x162e), /* Joytech X-Box 360 controllers */ XPAD_XBOX360_VENDOR(0x1689), /* Razer Onza */ diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c index 15af9a9753e5..2d203b422129 100644 --- a/drivers/irqchip/irq-imx-gpcv2.c +++ b/drivers/irqchip/irq-imx-gpcv2.c @@ -230,6 +230,8 @@ static int __init imx_gpcv2_irqchip_init(struct device_node *node, return -ENOMEM; } + raw_spin_lock_init(&cd->rlock); + cd->gpc_base = of_iomap(node, 0); if (!cd->gpc_base) { pr_err("fsl-gpcv2: unable to map gpc registers\n"); diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c index 1dfd1085a04f..9ca691d6c13b 100644 --- a/drivers/isdn/capi/kcapi.c +++ b/drivers/isdn/capi/kcapi.c @@ -1032,6 +1032,7 @@ static int old_capi_manufacturer(unsigned int cmd, void __user *data) sizeof(avmb1_carddef)))) return -EFAULT; cdef.cardtype = AVM_CARDTYPE_B1; + cdef.cardnr = 0; } else { if ((retval = copy_from_user(&cdef, data, sizeof(avmb1_extcarddef)))) diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index e4c2c1a1e993..6735c8d6a445 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -932,7 +932,7 @@ static int blocks_are_clean_separate_dirty(struct dm_cache_metadata *cmd, *result = true; r = dm_bitset_cursor_begin(&cmd->dirty_info, cmd->dirty_root, - from_cblock(begin), &cmd->dirty_cursor); + from_cblock(cmd->cache_blocks), &cmd->dirty_cursor); if (r) { DMERR("%s: dm_bitset_cursor_begin for dirty failed", __func__); return r; @@ -959,14 +959,16 @@ static int blocks_are_clean_separate_dirty(struct dm_cache_metadata *cmd, return 0; } + begin = to_cblock(from_cblock(begin) + 1); + if (begin == end) + break; + r = dm_bitset_cursor_next(&cmd->dirty_cursor); if (r) { DMERR("%s: dm_bitset_cursor_next for dirty failed", __func__); dm_bitset_cursor_end(&cmd->dirty_cursor); return r; } - - begin = to_cblock(from_cblock(begin) + 1); } dm_bitset_cursor_end(&cmd->dirty_cursor); diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index f8564d63982f..1e217ba84d09 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -3726,7 +3726,7 @@ static int raid_preresume(struct dm_target *ti) return r; /* Resize bitmap to adjust to changed region size (aka MD bitmap chunksize) */ - if (test_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags) && + if (test_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags) && mddev->bitmap && mddev->bitmap_info.chunksize != to_bytes(rs->requested_bitmap_chunk_sectors)) { r = bitmap_resize(mddev->bitmap, mddev->dev_sectors, to_bytes(rs->requested_bitmap_chunk_sectors), 0); diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index 28955b94d2b2..0b081d170087 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -755,6 +755,7 @@ static int dm_mq_queue_rq(struct blk_mq_hw_ctx *hctx, /* Undo dm_start_request() before requeuing */ rq_end_stats(md, rq); rq_completed(md, rq_data_dir(rq), false); + blk_mq_delay_run_hw_queue(hctx, 100/*ms*/); return BLK_MQ_RQ_QUEUE_BUSY; } diff --git a/drivers/md/dm-verity-fec.c b/drivers/md/dm-verity-fec.c index 0f0eb8a3d922..78f36012eaca 100644 --- a/drivers/md/dm-verity-fec.c +++ b/drivers/md/dm-verity-fec.c @@ -146,8 +146,6 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, block = fec_buffer_rs_block(v, fio, n, i); res = fec_decode_rs8(v, fio, block, &par[offset], neras); if (res < 0) { - dm_bufio_release(buf); - r = res; goto error; } @@ -172,6 +170,8 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, done: r = corrected; error: + dm_bufio_release(buf); + if (r < 0 && neras) DMERR_LIMIT("%s: FEC %llu: failed to correct: %d", v->data_dev->name, (unsigned long long)rsb, r); @@ -269,7 +269,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, &is_zero) == 0) { /* skip known zero blocks entirely */ if (is_zero) - continue; + goto done; /* * skip if we have already found the theoretical @@ -439,6 +439,13 @@ int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io, if (!verity_fec_is_enabled(v)) return -EOPNOTSUPP; + if (fio->level >= DM_VERITY_FEC_MAX_RECURSION) { + DMWARN_LIMIT("%s: FEC: recursion too deep", v->data_dev->name); + return -EIO; + } + + fio->level++; + if (type == DM_VERITY_BLOCK_TYPE_METADATA) block += v->data_blocks; @@ -470,7 +477,7 @@ int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io, if (r < 0) { r = fec_decode_rsb(v, io, fio, rsb, offset, true); if (r < 0) - return r; + goto done; } if (dest) @@ -480,6 +487,8 @@ int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io, r = verity_for_bv_block(v, io, iter, fec_bv_copy); } +done: + fio->level--; return r; } @@ -520,6 +529,7 @@ void verity_fec_init_io(struct dm_verity_io *io) memset(fio->bufs, 0, sizeof(fio->bufs)); fio->nbufs = 0; fio->output = NULL; + fio->level = 0; } /* diff --git a/drivers/md/dm-verity-fec.h b/drivers/md/dm-verity-fec.h index 7fa0298b995e..bb31ce87a933 100644 --- a/drivers/md/dm-verity-fec.h +++ b/drivers/md/dm-verity-fec.h @@ -27,6 +27,9 @@ #define DM_VERITY_FEC_BUF_MAX \ (1 << (PAGE_SHIFT - DM_VERITY_FEC_BUF_RS_BITS)) +/* maximum recursion level for verity_fec_decode */ +#define DM_VERITY_FEC_MAX_RECURSION 4 + #define DM_VERITY_OPT_FEC_DEV "use_fec_from_device" #define DM_VERITY_OPT_FEC_BLOCKS "fec_blocks" #define DM_VERITY_OPT_FEC_START "fec_start" @@ -58,6 +61,7 @@ struct dm_verity_fec_io { unsigned nbufs; /* number of buffers allocated */ u8 *output; /* buffer for corrected output */ size_t output_pos; + unsigned level; /* recursion level */ }; #ifdef CONFIG_DM_VERITY_FEC diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index fb6a177be461..2db0413f5d57 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -356,8 +356,8 @@ static struct dma_buf_ops vb2_dc_dmabuf_ops = { .detach = vb2_dc_dmabuf_ops_detach, .map_dma_buf = vb2_dc_dmabuf_ops_map, .unmap_dma_buf = vb2_dc_dmabuf_ops_unmap, - .kmap = vb2_dc_dmabuf_ops_kmap, - .kmap_atomic = vb2_dc_dmabuf_ops_kmap, + .map = vb2_dc_dmabuf_ops_kmap, + .map_atomic = vb2_dc_dmabuf_ops_kmap, .vmap = vb2_dc_dmabuf_ops_vmap, .mmap = vb2_dc_dmabuf_ops_mmap, .release = vb2_dc_dmabuf_ops_release, diff --git a/drivers/media/v4l2-core/videobuf2-dma-sg.c b/drivers/media/v4l2-core/videobuf2-dma-sg.c index ecff8f492c4f..6fd1343b7c13 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf2-dma-sg.c @@ -504,8 +504,8 @@ static struct dma_buf_ops vb2_dma_sg_dmabuf_ops = { .detach = vb2_dma_sg_dmabuf_ops_detach, .map_dma_buf = vb2_dma_sg_dmabuf_ops_map, .unmap_dma_buf = vb2_dma_sg_dmabuf_ops_unmap, - .kmap = vb2_dma_sg_dmabuf_ops_kmap, - .kmap_atomic = vb2_dma_sg_dmabuf_ops_kmap, + .map = vb2_dma_sg_dmabuf_ops_kmap, + .map_atomic = vb2_dma_sg_dmabuf_ops_kmap, .vmap = vb2_dma_sg_dmabuf_ops_vmap, .mmap = vb2_dma_sg_dmabuf_ops_mmap, .release = vb2_dma_sg_dmabuf_ops_release, diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c index 3f778147cdef..27d1db3bb8cf 100644 --- a/drivers/media/v4l2-core/videobuf2-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c @@ -342,8 +342,8 @@ static struct dma_buf_ops vb2_vmalloc_dmabuf_ops = { .detach = vb2_vmalloc_dmabuf_ops_detach, .map_dma_buf = vb2_vmalloc_dmabuf_ops_map, .unmap_dma_buf = vb2_vmalloc_dmabuf_ops_unmap, - .kmap = vb2_vmalloc_dmabuf_ops_kmap, - .kmap_atomic = vb2_vmalloc_dmabuf_ops_kmap, + .map = vb2_vmalloc_dmabuf_ops_kmap, + .map_atomic = vb2_vmalloc_dmabuf_ops_kmap, .vmap = vb2_vmalloc_dmabuf_ops_vmap, .mmap = vb2_vmalloc_dmabuf_ops_mmap, .release = vb2_vmalloc_dmabuf_ops_release, diff --git a/drivers/net/can/ifi_canfd/ifi_canfd.c b/drivers/net/can/ifi_canfd/ifi_canfd.c index 138f5ae75c0b..4d1fe8d95042 100644 --- a/drivers/net/can/ifi_canfd/ifi_canfd.c +++ b/drivers/net/can/ifi_canfd/ifi_canfd.c @@ -557,7 +557,7 @@ static int ifi_canfd_poll(struct napi_struct *napi, int quota) int work_done = 0; u32 stcmd = readl(priv->base + IFI_CANFD_STCMD); - u32 rxstcmd = readl(priv->base + IFI_CANFD_STCMD); + u32 rxstcmd = readl(priv->base + IFI_CANFD_RXSTCMD); u32 errctr = readl(priv->base + IFI_CANFD_ERROR_CTR); /* Handle bus state changes */ diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c index caed4e6960f8..11662f479e76 100644 --- a/drivers/net/can/rcar/rcar_can.c +++ b/drivers/net/can/rcar/rcar_can.c @@ -826,8 +826,7 @@ static int rcar_can_probe(struct platform_device *pdev) devm_can_led_init(ndev); - dev_info(&pdev->dev, "device registered (regs @ %p, IRQ%d)\n", - priv->regs, ndev->irq); + dev_info(&pdev->dev, "device registered (IRQ%d)\n", ndev->irq); return 0; fail_candev: diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c index d05fbfdce5e5..5d6c40d86775 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c @@ -100,11 +100,6 @@ static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu) goto err_exit; ndev->mtu = new_mtu; - if (netif_running(ndev)) { - aq_ndev_close(ndev); - aq_ndev_open(ndev); - } - err_exit: return err; } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index ee78444bfb88..cdb02991f249 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -487,6 +487,9 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, dx_buff->mss = skb_shinfo(skb)->gso_size; dx_buff->is_txc = 1U; + dx_buff->is_ipv6 = + (ip_hdr(skb)->version == 6) ? 1U : 0U; + dx = aq_ring_next_dx(ring, dx); dx_buff = &ring->buff_ring[dx]; ++ret; @@ -510,10 +513,22 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, if (skb->ip_summed == CHECKSUM_PARTIAL) { dx_buff->is_ip_cso = (htons(ETH_P_IP) == skb->protocol) ? 1U : 0U; - dx_buff->is_tcp_cso = - (ip_hdr(skb)->protocol == IPPROTO_TCP) ? 1U : 0U; - dx_buff->is_udp_cso = - (ip_hdr(skb)->protocol == IPPROTO_UDP) ? 1U : 0U; + + if (ip_hdr(skb)->version == 4) { + dx_buff->is_tcp_cso = + (ip_hdr(skb)->protocol == IPPROTO_TCP) ? + 1U : 0U; + dx_buff->is_udp_cso = + (ip_hdr(skb)->protocol == IPPROTO_UDP) ? + 1U : 0U; + } else if (ip_hdr(skb)->version == 6) { + dx_buff->is_tcp_cso = + (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP) ? + 1U : 0U; + dx_buff->is_udp_cso = + (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP) ? + 1U : 0U; + } } for (; nr_frags--; ++frag_count) { diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index 0358e6072d45..3a8a4aa13687 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -101,6 +101,7 @@ int aq_ring_init(struct aq_ring_s *self) self->hw_head = 0; self->sw_head = 0; self->sw_tail = 0; + spin_lock_init(&self->header.lock); return 0; } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h index 257254645068..eecd6d1c4d73 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h @@ -58,7 +58,8 @@ struct __packed aq_ring_buff_s { u8 len_l2; u8 len_l3; u8 len_l4; - u8 rsvd2; + u8 is_ipv6:1; + u8 rsvd2:7; u32 len_pkt; }; }; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c index a2b746a2dd50..4ee15ff06a44 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c @@ -433,6 +433,9 @@ static int hw_atl_a0_hw_ring_tx_xmit(struct aq_hw_s *self, buff->len_l3 + buff->len_l2); is_gso = true; + + if (buff->is_ipv6) + txd->ctl |= HW_ATL_A0_TXD_CTL_CMD_IPV6; } else { buff_pa_len = buff->len; @@ -458,6 +461,7 @@ static int hw_atl_a0_hw_ring_tx_xmit(struct aq_hw_s *self, if (unlikely(buff->is_eop)) { txd->ctl |= HW_ATL_A0_TXD_CTL_EOP; txd->ctl |= HW_ATL_A0_TXD_CTL_CMD_WB; + is_gso = false; } } diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index cab2931dab9a..42150708191d 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -471,6 +471,9 @@ static int hw_atl_b0_hw_ring_tx_xmit(struct aq_hw_s *self, buff->len_l3 + buff->len_l2); is_gso = true; + + if (buff->is_ipv6) + txd->ctl |= HW_ATL_B0_TXD_CTL_CMD_IPV6; } else { buff_pa_len = buff->len; @@ -496,6 +499,7 @@ static int hw_atl_b0_hw_ring_tx_xmit(struct aq_hw_s *self, if (unlikely(buff->is_eop)) { txd->ctl |= HW_ATL_B0_TXD_CTL_EOP; txd->ctl |= HW_ATL_B0_TXD_CTL_CMD_WB; + is_gso = false; } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 0a23034bbe3f..352beff796ae 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -2277,7 +2277,7 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \ GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC)) -#define HW_INTERRUT_ASSERT_SET_0 \ +#define HW_INTERRUPT_ASSERT_SET_0 \ (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \ @@ -2290,7 +2290,7 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\ AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\ AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR) -#define HW_INTERRUT_ASSERT_SET_1 \ +#define HW_INTERRUPT_ASSERT_SET_1 \ (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \ @@ -2318,7 +2318,7 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \ AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\ AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR) -#define HW_INTERRUT_ASSERT_SET_2 \ +#define HW_INTERRUPT_ASSERT_SET_2 \ (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \ AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index ac76fc251d26..a851f95c307a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -4166,14 +4166,14 @@ static void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) bnx2x_release_phy_lock(bp); } - if (attn & HW_INTERRUT_ASSERT_SET_0) { + if (attn & HW_INTERRUPT_ASSERT_SET_0) { val = REG_RD(bp, reg_offset); - val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); + val &= ~(attn & HW_INTERRUPT_ASSERT_SET_0); REG_WR(bp, reg_offset, val); BNX2X_ERR("FATAL HW block attention set0 0x%x\n", - (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); + (u32)(attn & HW_INTERRUPT_ASSERT_SET_0)); bnx2x_panic(); } } @@ -4191,7 +4191,7 @@ static void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) BNX2X_ERR("FATAL error from DORQ\n"); } - if (attn & HW_INTERRUT_ASSERT_SET_1) { + if (attn & HW_INTERRUPT_ASSERT_SET_1) { int port = BP_PORT(bp); int reg_offset; @@ -4200,11 +4200,11 @@ static void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); val = REG_RD(bp, reg_offset); - val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); + val &= ~(attn & HW_INTERRUPT_ASSERT_SET_1); REG_WR(bp, reg_offset, val); BNX2X_ERR("FATAL HW block attention set1 0x%x\n", - (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); + (u32)(attn & HW_INTERRUPT_ASSERT_SET_1)); bnx2x_panic(); } } @@ -4235,7 +4235,7 @@ static void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) } } - if (attn & HW_INTERRUT_ASSERT_SET_2) { + if (attn & HW_INTERRUPT_ASSERT_SET_2) { int port = BP_PORT(bp); int reg_offset; @@ -4244,11 +4244,11 @@ static void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); val = REG_RD(bp, reg_offset); - val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); + val &= ~(attn & HW_INTERRUPT_ASSERT_SET_2); REG_WR(bp, reg_offset, val); BNX2X_ERR("FATAL HW block attention set2 0x%x\n", - (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); + (u32)(attn & HW_INTERRUPT_ASSERT_SET_2)); bnx2x_panic(); } } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 32de4589d16a..1f1e54ba0ecb 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1983,20 +1983,25 @@ static void bnxt_free_rx_skbs(struct bnxt *bp) for (j = 0; j < max_idx; j++) { struct bnxt_sw_rx_bd *rx_buf = &rxr->rx_buf_ring[j]; + dma_addr_t mapping = rx_buf->mapping; void *data = rx_buf->data; if (!data) continue; - dma_unmap_single(&pdev->dev, rx_buf->mapping, - bp->rx_buf_use_size, bp->rx_dir); - rx_buf->data = NULL; - if (BNXT_RX_PAGE_MODE(bp)) + if (BNXT_RX_PAGE_MODE(bp)) { + mapping -= bp->rx_dma_offset; + dma_unmap_page(&pdev->dev, mapping, + PAGE_SIZE, bp->rx_dir); __free_page(data); - else + } else { + dma_unmap_single(&pdev->dev, mapping, + bp->rx_buf_use_size, + bp->rx_dir); kfree(data); + } } for (j = 0; j < max_agg_idx; j++) { @@ -2455,6 +2460,18 @@ static int bnxt_init_one_rx_ring(struct bnxt *bp, int ring_nr) return 0; } +static void bnxt_init_cp_rings(struct bnxt *bp) +{ + int i; + + for (i = 0; i < bp->cp_nr_rings; i++) { + struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring; + struct bnxt_ring_struct *ring = &cpr->cp_ring_struct; + + ring->fw_ring_id = INVALID_HW_RING_ID; + } +} + static int bnxt_init_rx_rings(struct bnxt *bp) { int i, rc = 0; @@ -4732,7 +4749,7 @@ static int bnxt_set_tpa(struct bnxt *bp, bool set_tpa) rc = bnxt_hwrm_vnic_set_tpa(bp, i, tpa_flags); if (rc) { netdev_err(bp->dev, "hwrm vnic set tpa failure rc for vnic %d: %x\n", - rc, i); + i, rc); return rc; } } @@ -5006,6 +5023,7 @@ static int bnxt_shutdown_nic(struct bnxt *bp, bool irq_re_init) static int bnxt_init_nic(struct bnxt *bp, bool irq_re_init) { + bnxt_init_cp_rings(bp); bnxt_init_rx_rings(bp); bnxt_init_tx_rings(bp); bnxt_init_ring_grps(bp, irq_re_init); diff --git a/drivers/net/ethernet/brocade/bna/bfa_ioc.c b/drivers/net/ethernet/brocade/bna/bfa_ioc.c index 9e59663a6ead..0f6811860ad5 100644 --- a/drivers/net/ethernet/brocade/bna/bfa_ioc.c +++ b/drivers/net/ethernet/brocade/bna/bfa_ioc.c @@ -1930,13 +1930,13 @@ static void bfa_ioc_send_enable(struct bfa_ioc *ioc) { struct bfi_ioc_ctrl_req enable_req; - struct timeval tv; bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ, bfa_ioc_portid(ioc)); enable_req.clscode = htons(ioc->clscode); - do_gettimeofday(&tv); - enable_req.tv_sec = ntohl(tv.tv_sec); + enable_req.rsvd = htons(0); + /* overflow in 2106 */ + enable_req.tv_sec = ntohl(ktime_get_real_seconds()); bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req)); } @@ -1947,6 +1947,10 @@ bfa_ioc_send_disable(struct bfa_ioc *ioc) bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ, bfa_ioc_portid(ioc)); + disable_req.clscode = htons(ioc->clscode); + disable_req.rsvd = htons(0); + /* overflow in 2106 */ + disable_req.tv_sec = ntohl(ktime_get_real_seconds()); bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req)); } diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 30e855004c57..02dd5246dfae 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -4939,8 +4939,9 @@ static int __be_cmd_set_logical_link_config(struct be_adapter *adapter, int link_state, int version, u8 domain) { - struct be_mcc_wrb *wrb; struct be_cmd_req_set_ll_link *req; + struct be_mcc_wrb *wrb; + u32 link_config = 0; int status; mutex_lock(&adapter->mcc_lock); @@ -4962,10 +4963,12 @@ __be_cmd_set_logical_link_config(struct be_adapter *adapter, if (link_state == IFLA_VF_LINK_STATE_ENABLE || link_state == IFLA_VF_LINK_STATE_AUTO) - req->link_config |= PLINK_ENABLE; + link_config |= PLINK_ENABLE; if (link_state == IFLA_VF_LINK_STATE_AUTO) - req->link_config |= PLINK_TRACK; + link_config |= PLINK_TRACK; + + req->link_config = cpu_to_le32(link_config); status = be_mcc_notify_wait(adapter); err: diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index 992ebe973d25..f819843e2bae 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -189,11 +189,9 @@ static int nps_enet_poll(struct napi_struct *napi, int budget) nps_enet_tx_handler(ndev); work_done = nps_enet_rx_handler(ndev); - if (work_done < budget) { + if ((work_done < budget) && napi_complete_done(napi, work_done)) { u32 buf_int_enable_value = 0; - napi_complete_done(napi, work_done); - /* set tx_done and rx_rdy bits */ buf_int_enable_value |= NPS_ENET_ENABLE << RX_RDY_SHIFT; buf_int_enable_value |= NPS_ENET_ENABLE << TX_DONE_SHIFT; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 928b0df2b8e0..ade6b3e4ed13 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -28,8 +28,10 @@ #include <linux/io.h> #include <linux/module.h> #include <linux/netdevice.h> +#include <linux/of.h> #include <linux/phy.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <net/ip.h> #include <net/ncsi.h> diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 3239d27143b9..bdd8cdd732fb 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -82,9 +82,12 @@ void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status) else *link_status = 0; - ret = mac_cb->dsaf_dev->misc_op->get_sfp_prsnt(mac_cb, &sfp_prsnt); - if (!ret) - *link_status = *link_status && sfp_prsnt; + if (mac_cb->media_type == HNAE_MEDIA_TYPE_FIBER) { + ret = mac_cb->dsaf_dev->misc_op->get_sfp_prsnt(mac_cb, + &sfp_prsnt); + if (!ret) + *link_status = *link_status && sfp_prsnt; + } mac_cb->link = *link_status; } @@ -855,7 +858,7 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb) of_node_put(np); np = of_parse_phandle(to_of_node(mac_cb->fw_port), - "serdes-syscon", 0); + "serdes-syscon", 0); syscon = syscon_node_to_regmap(np); of_node_put(np); if (IS_ERR_OR_NULL(syscon)) { diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 90dbda792614..403ea9db6dbd 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -1519,6 +1519,7 @@ static void hns_dsaf_set_mac_key( mac_key->high.bits.mac_3 = addr[3]; mac_key->low.bits.mac_4 = addr[4]; mac_key->low.bits.mac_5 = addr[5]; + mac_key->low.bits.port_vlan = 0; dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_VLAN_M, DSAF_TBL_TCAM_KEY_VLAN_S, vlan_id); dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_PORT_M, @@ -2924,10 +2925,11 @@ void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev, /* find the tcam entry index for promisc */ entry_index = dsaf_promisc_tcam_entry(port); + memset(&tbl_tcam_data, 0, sizeof(tbl_tcam_data)); + memset(&tbl_tcam_mask, 0, sizeof(tbl_tcam_mask)); + /* config key mask */ if (enable) { - memset(&tbl_tcam_data, 0, sizeof(tbl_tcam_data)); - memset(&tbl_tcam_mask, 0, sizeof(tbl_tcam_mask)); dsaf_set_field(tbl_tcam_data.low.bits.port_vlan, DSAF_TBL_TCAM_KEY_PORT_M, DSAF_TBL_TCAM_KEY_PORT_S, port); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index a2c22d084ce9..e13aa064a8e9 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -461,6 +461,32 @@ int hns_mac_get_sfp_prsnt(struct hns_mac_cb *mac_cb, int *sfp_prsnt) return 0; } +int hns_mac_get_sfp_prsnt_acpi(struct hns_mac_cb *mac_cb, int *sfp_prsnt) +{ + union acpi_object *obj; + union acpi_object obj_args, argv4; + + obj_args.integer.type = ACPI_TYPE_INTEGER; + obj_args.integer.value = mac_cb->mac_id; + + argv4.type = ACPI_TYPE_PACKAGE, + argv4.package.count = 1, + argv4.package.elements = &obj_args, + + obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dev), + hns_dsaf_acpi_dsm_uuid, 0, + HNS_OP_GET_SFP_STAT_FUNC, &argv4); + + if (!obj || obj->type != ACPI_TYPE_INTEGER) + return -ENODEV; + + *sfp_prsnt = obj->integer.value; + + ACPI_FREE(obj); + + return 0; +} + /** * hns_mac_config_sds_loopback - set loop back for serdes * @mac_cb: mac control block @@ -592,7 +618,7 @@ struct dsaf_misc_op *hns_misc_op_get(struct dsaf_device *dsaf_dev) misc_op->hns_dsaf_roce_srst = hns_dsaf_roce_srst_acpi; misc_op->get_phy_if = hns_mac_get_phy_if_acpi; - misc_op->get_sfp_prsnt = hns_mac_get_sfp_prsnt; + misc_op->get_sfp_prsnt = hns_mac_get_sfp_prsnt_acpi; misc_op->cfg_serdes_loopback = hns_mac_config_sds_loopback_acpi; } else { diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 2175cced402f..e9af89ad039c 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -6274,8 +6274,8 @@ static int e1000e_pm_freeze(struct device *dev) /* Quiesce the device without resetting the hardware */ e1000e_down(adapter, false); e1000_free_irq(adapter); - e1000e_reset_interrupt_capability(adapter); } + e1000e_reset_interrupt_capability(adapter); /* Allow time for pending master requests to run */ e1000e_disable_pcie_master(&adapter->hw); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index e8a8351c8ea9..82a95cc2c8ee 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -4438,8 +4438,12 @@ static void i40e_napi_enable_all(struct i40e_vsi *vsi) if (!vsi->netdev) return; - for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) - napi_enable(&vsi->q_vectors[q_idx]->napi); + for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) { + struct i40e_q_vector *q_vector = vsi->q_vectors[q_idx]; + + if (q_vector->rx.ring || q_vector->tx.ring) + napi_enable(&q_vector->napi); + } } /** @@ -4453,8 +4457,12 @@ static void i40e_napi_disable_all(struct i40e_vsi *vsi) if (!vsi->netdev) return; - for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) - napi_disable(&vsi->q_vectors[q_idx]->napi); + for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) { + struct i40e_q_vector *q_vector = vsi->q_vectors[q_idx]; + + if (q_vector->rx.ring || q_vector->tx.ring) + napi_disable(&q_vector->napi); + } } /** diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 55957246c0e8..b5d5519542e8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -294,7 +294,7 @@ static int mlx5_handle_changeupper_event(struct mlx5_lag *ldev, struct netdev_notifier_changeupper_info *info) { struct net_device *upper = info->upper_dev, *ndev_tmp; - struct netdev_lag_upper_info *lag_upper_info; + struct netdev_lag_upper_info *lag_upper_info = NULL; bool is_bonded; int bond_status = 0; int num_slaves = 0; @@ -303,7 +303,8 @@ static int mlx5_handle_changeupper_event(struct mlx5_lag *ldev, if (!netif_is_lag_master(upper)) return 0; - lag_upper_info = info->upper_info; + if (info->linking) + lag_upper_info = info->upper_info; /* The event may still be of interest if the slave does not belong to * us, but is enslaved to a master which has one or more of our netdevs diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index 06c9f4100cb9..6ad44be08b33 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -25,6 +25,7 @@ #include <linux/of_irq.h> #include <linux/crc32.h> #include <linux/crc32c.h> +#include <linux/circ_buf.h> #include "moxart_ether.h" @@ -278,6 +279,13 @@ rx_next: return rx; } +static int moxart_tx_queue_space(struct net_device *ndev) +{ + struct moxart_mac_priv_t *priv = netdev_priv(ndev); + + return CIRC_SPACE(priv->tx_head, priv->tx_tail, TX_DESC_NUM); +} + static void moxart_tx_finished(struct net_device *ndev) { struct moxart_mac_priv_t *priv = netdev_priv(ndev); @@ -297,6 +305,9 @@ static void moxart_tx_finished(struct net_device *ndev) tx_tail = TX_NEXT(tx_tail); } priv->tx_tail = tx_tail; + if (netif_queue_stopped(ndev) && + moxart_tx_queue_space(ndev) >= TX_WAKE_THRESHOLD) + netif_wake_queue(ndev); } static irqreturn_t moxart_mac_interrupt(int irq, void *dev_id) @@ -324,13 +335,18 @@ static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct moxart_mac_priv_t *priv = netdev_priv(ndev); void *desc; unsigned int len; - unsigned int tx_head = priv->tx_head; + unsigned int tx_head; u32 txdes1; int ret = NETDEV_TX_BUSY; + spin_lock_irq(&priv->txlock); + + tx_head = priv->tx_head; desc = priv->tx_desc_base + (TX_REG_DESC_SIZE * tx_head); - spin_lock_irq(&priv->txlock); + if (moxart_tx_queue_space(ndev) == 1) + netif_stop_queue(ndev); + if (moxart_desc_read(desc + TX_REG_OFFSET_DESC0) & TX_DESC0_DMA_OWN) { net_dbg_ratelimited("no TX space for packet\n"); priv->stats.tx_dropped++; diff --git a/drivers/net/ethernet/moxa/moxart_ether.h b/drivers/net/ethernet/moxa/moxart_ether.h index 93a9563ac7c6..afc32ec998c0 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.h +++ b/drivers/net/ethernet/moxa/moxart_ether.h @@ -59,6 +59,7 @@ #define TX_NEXT(N) (((N) + 1) & (TX_DESC_NUM_MASK)) #define TX_BUF_SIZE 1600 #define TX_BUF_SIZE_MAX (TX_DESC1_BUF_SIZE_MASK+1) +#define TX_WAKE_THRESHOLD 16 #define RX_DESC_NUM 64 #define RX_DESC_NUM_MASK (RX_DESC_NUM-1) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 9179a99563af..a41377e26c07 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3275,9 +3275,10 @@ void nfp_net_netdev_clean(struct net_device *netdev) { struct nfp_net *nn = netdev_priv(netdev); + unregister_netdev(nn->netdev); + if (nn->xdp_prog) bpf_prog_put(nn->xdp_prog); if (nn->bpf_offload_xdp) nfp_net_xdp_offload(nn, NULL); - unregister_netdev(nn->netdev); } diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 7cd76b6b5cb9..2ae852454780 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -2216,18 +2216,15 @@ static int ofdpa_port_stp_update(struct ofdpa_port *ofdpa_port, { bool want[OFDPA_CTRL_MAX] = { 0, }; bool prev_ctrls[OFDPA_CTRL_MAX]; - u8 uninitialized_var(prev_state); + u8 prev_state; int err; int i; - if (switchdev_trans_ph_prepare(trans)) { - memcpy(prev_ctrls, ofdpa_port->ctrls, sizeof(prev_ctrls)); - prev_state = ofdpa_port->stp_state; - } - - if (ofdpa_port->stp_state == state) + prev_state = ofdpa_port->stp_state; + if (prev_state == state) return 0; + memcpy(prev_ctrls, ofdpa_port->ctrls, sizeof(prev_ctrls)); ofdpa_port->stp_state = state; switch (state) { diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 9f3d9c67e3fe..fa674a8bda0c 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1267,6 +1267,7 @@ static void soft_reset_slave(struct cpsw_slave *slave) static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv) { u32 slave_port; + struct phy_device *phy; struct cpsw_common *cpsw = priv->cpsw; soft_reset_slave(slave); @@ -1300,27 +1301,28 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv) 1 << slave_port, 0, 0, ALE_MCAST_FWD_2); if (slave->data->phy_node) { - slave->phy = of_phy_connect(priv->ndev, slave->data->phy_node, + phy = of_phy_connect(priv->ndev, slave->data->phy_node, &cpsw_adjust_link, 0, slave->data->phy_if); - if (!slave->phy) { + if (!phy) { dev_err(priv->dev, "phy \"%s\" not found on slave %d\n", slave->data->phy_node->full_name, slave->slave_num); return; } } else { - slave->phy = phy_connect(priv->ndev, slave->data->phy_id, + phy = phy_connect(priv->ndev, slave->data->phy_id, &cpsw_adjust_link, slave->data->phy_if); - if (IS_ERR(slave->phy)) { + if (IS_ERR(phy)) { dev_err(priv->dev, "phy \"%s\" not found on slave %d, err %ld\n", slave->data->phy_id, slave->slave_num, - PTR_ERR(slave->phy)); - slave->phy = NULL; + PTR_ERR(phy)); return; } } + slave->phy = phy; + phy_attached_info(slave->phy); phy_start(slave->phy); @@ -1817,6 +1819,8 @@ static void cpsw_ndo_tx_timeout(struct net_device *ndev) } cpsw_intr_enable(cpsw); + netif_trans_update(ndev); + netif_tx_wake_all_queues(ndev); } static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p) diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c index ffedad2a360a..15b920086251 100644 --- a/drivers/net/irda/vlsi_ir.c +++ b/drivers/net/irda/vlsi_ir.c @@ -418,8 +418,9 @@ static struct vlsi_ring *vlsi_alloc_ring(struct pci_dev *pdev, struct ring_descr memset(rd, 0, sizeof(*rd)); rd->hw = hwmap + i; rd->buf = kmalloc(len, GFP_KERNEL|GFP_DMA); - if (rd->buf == NULL || - !(busaddr = pci_map_single(pdev, rd->buf, len, dir))) { + if (rd->buf) + busaddr = pci_map_single(pdev, rd->buf, len, dir); + if (rd->buf == NULL || pci_dma_mapping_error(pdev, busaddr)) { if (rd->buf) { net_err_ratelimited("%s: failed to create PCI-MAP for %p\n", __func__, rd->buf); @@ -430,8 +431,7 @@ static struct vlsi_ring *vlsi_alloc_ring(struct pci_dev *pdev, struct ring_descr rd = r->rd + j; busaddr = rd_get_addr(rd); rd_set_addr_status(rd, 0, 0); - if (busaddr) - pci_unmap_single(pdev, busaddr, len, dir); + pci_unmap_single(pdev, busaddr, len, dir); kfree(rd->buf); rd->buf = NULL; } diff --git a/drivers/net/phy/mdio-boardinfo.c b/drivers/net/phy/mdio-boardinfo.c index 6b988f77da08..61941e29daae 100644 --- a/drivers/net/phy/mdio-boardinfo.c +++ b/drivers/net/phy/mdio-boardinfo.c @@ -84,3 +84,4 @@ int mdiobus_register_board_info(const struct mdio_board_info *info, return 0; } +EXPORT_SYMBOL(mdiobus_register_board_info); diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 1be69d8bc909..a2bfc82e95d7 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -681,7 +681,7 @@ void phy_stop_machine(struct phy_device *phydev) cancel_delayed_work_sync(&phydev->state_queue); mutex_lock(&phydev->lock); - if (phydev->state > PHY_UP) + if (phydev->state > PHY_UP && phydev->state != PHY_HALTED) phydev->state = PHY_UP; mutex_unlock(&phydev->lock); } diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 1b52520715ae..f8c81f12d988 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -990,7 +990,7 @@ static void team_port_disable(struct team *team, #define TEAM_ENC_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | \ NETIF_F_RXCSUM | NETIF_F_ALL_TSO) -static void ___team_compute_features(struct team *team) +static void __team_compute_features(struct team *team) { struct team_port *port; u32 vlan_features = TEAM_VLAN_FEATURES & NETIF_F_ALL_FOR_ALL; @@ -1023,16 +1023,10 @@ static void ___team_compute_features(struct team *team) team->dev->priv_flags |= IFF_XMIT_DST_RELEASE; } -static void __team_compute_features(struct team *team) -{ - ___team_compute_features(team); - netdev_change_features(team->dev); -} - static void team_compute_features(struct team *team) { mutex_lock(&team->lock); - ___team_compute_features(team); + __team_compute_features(team); mutex_unlock(&team->lock); netdev_change_features(team->dev); } @@ -1641,6 +1635,7 @@ static void team_uninit(struct net_device *dev) team_notify_peers_fini(team); team_queue_override_fini(team); mutex_unlock(&team->lock); + netdev_change_features(dev); } static void team_destructor(struct net_device *dev) @@ -1928,6 +1923,10 @@ static int team_add_slave(struct net_device *dev, struct net_device *port_dev) mutex_lock(&team->lock); err = team_port_add(team, port_dev); mutex_unlock(&team->lock); + + if (!err) + netdev_change_features(dev); + return err; } @@ -1939,6 +1938,10 @@ static int team_del_slave(struct net_device *dev, struct net_device *port_dev) mutex_lock(&team->lock); err = team_port_del(team, port_dev); mutex_unlock(&team->lock); + + if (!err) + netdev_change_features(dev); + return err; } diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index f5552aaaa77a..f3ae88fdf332 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -532,6 +532,7 @@ static const struct driver_info wwan_info = { #define LENOVO_VENDOR_ID 0x17ef #define NVIDIA_VENDOR_ID 0x0955 #define HP_VENDOR_ID 0x03f0 +#define MICROSOFT_VENDOR_ID 0x045e static const struct usb_device_id products[] = { /* BLACKLIST !! @@ -761,6 +762,20 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +/* Microsoft Surface 2 dock (based on Realtek RTL8152) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07ab, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + +/* Microsoft Surface 3 dock (based on Realtek RTL8153) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07c6, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* WHITELIST!!! * * CDC Ether uses two interfaces, not necessarily consecutive. diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 156f7f85e486..2474618404f5 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -908,7 +908,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */ {QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */ - {QMI_FIXED_INTF(0x1bc7, 0x1201, 2)}, /* Telit LE920 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1201, 2)}, /* Telit LE920, LE920A4 */ {QMI_FIXED_INTF(0x1c9e, 0x9b01, 3)}, /* XS Stick W100-2 from 4G Systems */ {QMI_FIXED_INTF(0x0b3c, 0xc000, 4)}, /* Olivetti Olicard 100 */ {QMI_FIXED_INTF(0x0b3c, 0xc001, 4)}, /* Olivetti Olicard 120 */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 0b1b9188625d..07f788c49d57 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -517,6 +517,7 @@ enum rtl8152_flags { /* Define these values to match your device */ #define VENDOR_ID_REALTEK 0x0bda +#define VENDOR_ID_MICROSOFT 0x045e #define VENDOR_ID_SAMSUNG 0x04e8 #define VENDOR_ID_LENOVO 0x17ef #define VENDOR_ID_NVIDIA 0x0955 @@ -1294,6 +1295,7 @@ static void intr_callback(struct urb *urb) } } else { if (netif_carrier_ok(tp->netdev)) { + netif_stop_queue(tp->netdev); set_bit(RTL8152_LINK_CHG, &tp->flags); schedule_delayed_work(&tp->schedule, 0); } @@ -3169,6 +3171,9 @@ static void set_carrier(struct r8152 *tp) napi_enable(&tp->napi); netif_wake_queue(netdev); netif_info(tp, link, netdev, "carrier on\n"); + } else if (netif_queue_stopped(netdev) && + skb_queue_len(&tp->tx_queue) < tp->tx_qlen) { + netif_wake_queue(netdev); } } else { if (netif_carrier_ok(netdev)) { @@ -3702,8 +3707,18 @@ static int rtl8152_resume(struct usb_interface *intf) tp->rtl_ops.autosuspend_en(tp, false); napi_disable(&tp->napi); set_bit(WORK_ENABLE, &tp->flags); - if (netif_carrier_ok(tp->netdev)) - rtl_start_rx(tp); + + if (netif_carrier_ok(tp->netdev)) { + if (rtl8152_get_speed(tp) & LINK_STATUS) { + rtl_start_rx(tp); + } else { + netif_carrier_off(tp->netdev); + tp->rtl_ops.disable(tp); + netif_info(tp, link, tp->netdev, + "linking down\n"); + } + } + napi_enable(&tp->napi); clear_bit(SELECTIVE_SUSPEND, &tp->flags); smp_mb__after_atomic(); @@ -4507,6 +4522,8 @@ static void rtl8152_disconnect(struct usb_interface *intf) static struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8152)}, {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8153)}, + {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07ab)}, + {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07c6)}, {REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3062)}, diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 3de65ea6531a..453244805c52 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1929,7 +1929,7 @@ static int __usbnet_read_cmd(struct usbnet *dev, u8 cmd, u8 reqtype, " value=0x%04x index=0x%04x size=%d\n", cmd, reqtype, value, index, size); - if (data) { + if (size) { buf = kmalloc(size, GFP_KERNEL); if (!buf) goto out; @@ -1938,8 +1938,13 @@ static int __usbnet_read_cmd(struct usbnet *dev, u8 cmd, u8 reqtype, err = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0), cmd, reqtype, value, index, buf, size, USB_CTRL_GET_TIMEOUT); - if (err > 0 && err <= size) - memcpy(data, buf, err); + if (err > 0 && err <= size) { + if (data) + memcpy(data, buf, err); + else + netdev_dbg(dev->net, + "Huh? Data requested but thrown away.\n"); + } kfree(buf); out: return err; @@ -1960,7 +1965,13 @@ static int __usbnet_write_cmd(struct usbnet *dev, u8 cmd, u8 reqtype, buf = kmemdup(data, size, GFP_KERNEL); if (!buf) goto out; - } + } else { + if (size) { + WARN_ON_ONCE(1); + err = -EINVAL; + goto out; + } + } err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), cmd, reqtype, value, index, buf, size, diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index ea9890d61967..f36584616e7d 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2230,14 +2230,8 @@ static bool virtnet_validate_features(struct virtio_device *vdev) #define MIN_MTU ETH_MIN_MTU #define MAX_MTU ETH_MAX_MTU -static int virtnet_probe(struct virtio_device *vdev) +static int virtnet_validate(struct virtio_device *vdev) { - int i, err; - struct net_device *dev; - struct virtnet_info *vi; - u16 max_queue_pairs; - int mtu; - if (!vdev->config->get) { dev_err(&vdev->dev, "%s failure: config access disabled\n", __func__); @@ -2247,6 +2241,25 @@ static int virtnet_probe(struct virtio_device *vdev) if (!virtnet_validate_features(vdev)) return -EINVAL; + if (virtio_has_feature(vdev, VIRTIO_NET_F_MTU)) { + int mtu = virtio_cread16(vdev, + offsetof(struct virtio_net_config, + mtu)); + if (mtu < MIN_MTU) + __virtio_clear_bit(vdev, VIRTIO_NET_F_MTU); + } + + return 0; +} + +static int virtnet_probe(struct virtio_device *vdev) +{ + int i, err; + struct net_device *dev; + struct virtnet_info *vi; + u16 max_queue_pairs; + int mtu; + /* Find if host supports multiqueue virtio_net device */ err = virtio_cread_feature(vdev, VIRTIO_NET_F_MQ, struct virtio_net_config, @@ -2362,11 +2375,20 @@ static int virtnet_probe(struct virtio_device *vdev) offsetof(struct virtio_net_config, mtu)); if (mtu < dev->min_mtu) { - __virtio_clear_bit(vdev, VIRTIO_NET_F_MTU); - } else { - dev->mtu = mtu; - dev->max_mtu = mtu; + /* Should never trigger: MTU was previously validated + * in virtnet_validate. + */ + dev_err(&vdev->dev, "device MTU appears to have changed " + "it is now %d < %d", mtu, dev->min_mtu); + goto free_stats; } + + dev->mtu = mtu; + dev->max_mtu = mtu; + + /* TODO: size buffers correctly in this case. */ + if (dev->mtu > ETH_DATA_LEN) + vi->big_packets = true; } if (vi->any_header_sg) @@ -2544,6 +2566,7 @@ static struct virtio_driver virtio_net_driver = { .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, + .validate = virtnet_validate, .probe = virtnet_probe, .remove = virtnet_remove, .config_changed = virtnet_config_changed, diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c index de19c7c92bc6..85d949e03f79 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c @@ -2238,14 +2238,16 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev) struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); struct brcmf_p2p_info *p2p = &cfg->p2p; struct brcmf_cfg80211_vif *vif; + enum nl80211_iftype iftype; bool wait_for_disable = false; int err; brcmf_dbg(TRACE, "delete P2P vif\n"); vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); + iftype = vif->wdev.iftype; brcmf_cfg80211_arm_vif_event(cfg, vif); - switch (vif->wdev.iftype) { + switch (iftype) { case NL80211_IFTYPE_P2P_CLIENT: if (test_bit(BRCMF_VIF_STATUS_DISCONNECTING, &vif->sme_state)) wait_for_disable = true; @@ -2275,7 +2277,7 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev) BRCMF_P2P_DISABLE_TIMEOUT); err = 0; - if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE) { + if (iftype != NL80211_IFTYPE_P2P_DEVICE) { brcmf_vif_clear_mgmt_ies(vif); err = brcmf_p2p_release_p2p_if(vif); } @@ -2291,7 +2293,7 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev) brcmf_remove_interface(vif->ifp, true); brcmf_cfg80211_arm_vif_event(cfg, NULL); - if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE) + if (iftype != NL80211_IFTYPE_P2P_DEVICE) p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL; return err; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index a260cd503200..077bfd8f4c0c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1056,6 +1056,8 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm, if (ret) return ret; + if (count == 0) + return 0; iwl_mvm_fw_dbg_collect(mvm, FW_DBG_TRIGGER_USER, buf, (count - 1), NULL); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 99132ea16ede..c5734e1a02d2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -216,7 +216,8 @@ u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif) qmask |= BIT(vif->hw_queue[ac]); } - if (vif->type == NL80211_IFTYPE_AP) + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC) qmask |= BIT(vif->cab_queue); return qmask; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 6927caecd48e..486dcceed17a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2401,7 +2401,7 @@ void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) return; rcu_read_lock(); - sta = mvm->fw_id_to_mac_id[notif->sta_id]; + sta = rcu_dereference(mvm->fw_id_to_mac_id[notif->sta_id]); if (WARN_ON(IS_ERR_OR_NULL(sta))) { rcu_read_unlock(); return; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index b51a2853cc80..9d28db7f56aa 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1806,7 +1806,8 @@ int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) iwl_mvm_get_wd_timeout(mvm, vif, false, false); int queue; - if (vif->type == NL80211_IFTYPE_AP) + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC) queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; else if (vif->type == NL80211_IFTYPE_P2P_DEVICE) queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE; @@ -1837,7 +1838,8 @@ int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) * enabled-cab_queue to the mask) */ if (iwl_mvm_is_dqa_supported(mvm) && - vif->type == NL80211_IFTYPE_AP) { + (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC)) { struct iwl_trans_txq_scd_cfg cfg = { .fifo = IWL_MVM_TX_FIFO_MCAST, .sta_id = mvmvif->bcast_sta.sta_id, @@ -1862,7 +1864,8 @@ static void iwl_mvm_free_bcast_sta_queues(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); - if (vif->type == NL80211_IFTYPE_AP) + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC) iwl_mvm_disable_txq(mvm, vif->cab_queue, vif->cab_queue, IWL_MAX_TID_COUNT, 0); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 3f37075f4cde..1ba0a6f55503 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -506,6 +506,7 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, switch (info->control.vif->type) { case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_ADHOC: /* * Handle legacy hostapd as well, where station may be added * only after assoc. Take care of the case where we send a @@ -517,7 +518,8 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, if (info->hw_queue == info->control.vif->cab_queue) return info->hw_queue; - WARN_ONCE(1, "fc=0x%02x", le16_to_cpu(fc)); + WARN_ONCE(info->control.vif->type != NL80211_IFTYPE_ADHOC, + "fc=0x%02x", le16_to_cpu(fc)); return IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; case NL80211_IFTYPE_P2P_DEVICE: if (ieee80211_is_mgmt(fc)) @@ -584,7 +586,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) iwl_mvm_vif_from_mac80211(info.control.vif); if (info.control.vif->type == NL80211_IFTYPE_P2P_DEVICE || - info.control.vif->type == NL80211_IFTYPE_AP) { + info.control.vif->type == NL80211_IFTYPE_AP || + info.control.vif->type == NL80211_IFTYPE_ADHOC) { sta_id = mvmvif->bcast_sta.sta_id; queue = iwl_mvm_get_ctrl_vif_queue(mvm, &info, hdr->frame_control); diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c index caea350f05aa..bdc379178e87 100644 --- a/drivers/net/wireless/realtek/rtlwifi/base.c +++ b/drivers/net/wireless/realtek/rtlwifi/base.c @@ -1742,12 +1742,14 @@ void rtl_c2hcmd_enqueue(struct ieee80211_hw *hw, u8 tag, u8 len, u8 *val) unsigned long flags; struct rtl_c2hcmd *c2hcmd; - c2hcmd = kmalloc(sizeof(*c2hcmd), GFP_KERNEL); + c2hcmd = kmalloc(sizeof(*c2hcmd), + in_interrupt() ? GFP_ATOMIC : GFP_KERNEL); if (!c2hcmd) goto label_err; - c2hcmd->val = kmalloc(len, GFP_KERNEL); + c2hcmd->val = kmalloc(len, + in_interrupt() ? GFP_ATOMIC : GFP_KERNEL); if (!c2hcmd->val) goto label_err2; diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c index 23d4a1728cdf..351bac8f6503 100644 --- a/drivers/nvdimm/bus.c +++ b/drivers/nvdimm/bus.c @@ -934,8 +934,14 @@ static int __nd_ioctl(struct nvdimm_bus *nvdimm_bus, struct nvdimm *nvdimm, rc = nd_desc->ndctl(nd_desc, nvdimm, cmd, buf, buf_len, NULL); if (rc < 0) goto out_unlock; + nvdimm_bus_unlock(&nvdimm_bus->dev); + if (copy_to_user(p, buf, buf_len)) rc = -EFAULT; + + vfree(buf); + return rc; + out_unlock: nvdimm_bus_unlock(&nvdimm_bus->dev); out: diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c index b3323c0697f6..ca6d572c48fc 100644 --- a/drivers/nvdimm/claim.c +++ b/drivers/nvdimm/claim.c @@ -243,7 +243,15 @@ static int nsio_rw_bytes(struct nd_namespace_common *ndns, } if (unlikely(is_bad_pmem(&nsio->bb, sector, sz_align))) { - if (IS_ALIGNED(offset, 512) && IS_ALIGNED(size, 512)) { + /* + * FIXME: nsio_rw_bytes() may be called from atomic + * context in the btt case and nvdimm_clear_poison() + * takes a sleeping lock. Until the locking can be + * reworked this capability requires that the namespace + * is not claimed by btt. + */ + if (IS_ALIGNED(offset, 512) && IS_ALIGNED(size, 512) + && (!ndns->claim || !is_nd_btt(ndns->claim))) { long cleared; cleared = nvdimm_clear_poison(&ndns->dev, offset, size); diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c index 0eedc49e0d47..8b721321be5b 100644 --- a/drivers/nvdimm/dimm_devs.c +++ b/drivers/nvdimm/dimm_devs.c @@ -395,7 +395,7 @@ EXPORT_SYMBOL_GPL(nvdimm_create); int alias_dpa_busy(struct device *dev, void *data) { - resource_size_t map_end, blk_start, new, busy; + resource_size_t map_end, blk_start, new; struct blk_alloc_info *info = data; struct nd_mapping *nd_mapping; struct nd_region *nd_region; @@ -436,29 +436,19 @@ int alias_dpa_busy(struct device *dev, void *data) retry: /* * Find the free dpa from the end of the last pmem allocation to - * the end of the interleave-set mapping that is not already - * covered by a blk allocation. + * the end of the interleave-set mapping. */ - busy = 0; for_each_dpa_resource(ndd, res) { + if (strncmp(res->name, "pmem", 4) != 0) + continue; if ((res->start >= blk_start && res->start < map_end) || (res->end >= blk_start && res->end <= map_end)) { - if (strncmp(res->name, "pmem", 4) == 0) { - new = max(blk_start, min(map_end + 1, - res->end + 1)); - if (new != blk_start) { - blk_start = new; - goto retry; - } - } else - busy += min(map_end, res->end) - - max(nd_mapping->start, res->start) + 1; - } else if (nd_mapping->start > res->start - && map_end < res->end) { - /* total eclipse of the PMEM region mapping */ - busy += nd_mapping->size; - break; + new = max(blk_start, min(map_end + 1, res->end + 1)); + if (new != blk_start) { + blk_start = new; + goto retry; + } } } @@ -470,52 +460,11 @@ int alias_dpa_busy(struct device *dev, void *data) return 1; } - info->available -= blk_start - nd_mapping->start + busy; + info->available -= blk_start - nd_mapping->start; return 0; } -static int blk_dpa_busy(struct device *dev, void *data) -{ - struct blk_alloc_info *info = data; - struct nd_mapping *nd_mapping; - struct nd_region *nd_region; - resource_size_t map_end; - int i; - - if (!is_nd_pmem(dev)) - return 0; - - nd_region = to_nd_region(dev); - for (i = 0; i < nd_region->ndr_mappings; i++) { - nd_mapping = &nd_region->mapping[i]; - if (nd_mapping->nvdimm == info->nd_mapping->nvdimm) - break; - } - - if (i >= nd_region->ndr_mappings) - return 0; - - map_end = nd_mapping->start + nd_mapping->size - 1; - if (info->res->start >= nd_mapping->start - && info->res->start < map_end) { - if (info->res->end <= map_end) { - info->busy = 0; - return 1; - } else { - info->busy -= info->res->end - map_end; - return 0; - } - } else if (info->res->end >= nd_mapping->start - && info->res->end <= map_end) { - info->busy -= nd_mapping->start - info->res->start; - return 0; - } else { - info->busy -= nd_mapping->size; - return 0; - } -} - /** * nd_blk_available_dpa - account the unused dpa of BLK region * @nd_mapping: container of dpa-resource-root + labels @@ -545,11 +494,7 @@ resource_size_t nd_blk_available_dpa(struct nd_region *nd_region) for_each_dpa_resource(ndd, res) { if (strncmp(res->name, "blk", 3) != 0) continue; - - info.res = res; - info.busy = resource_size(res); - device_for_each_child(&nvdimm_bus->dev, &info, blk_dpa_busy); - info.available -= info.busy; + info.available -= resource_size(res); } return info.available; diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 9b3b57fef446..9583a5f58a1d 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -270,7 +270,7 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req, memset(cmnd, 0, sizeof(*cmnd)); cmnd->dsm.opcode = nvme_cmd_dsm; cmnd->dsm.nsid = cpu_to_le32(ns->ns_id); - cmnd->dsm.nr = segments - 1; + cmnd->dsm.nr = cpu_to_le32(segments - 1); cmnd->dsm.attributes = cpu_to_le32(NVME_DSMGMT_AD); req->special_vec.bv_page = virt_to_page(range); diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 9690beb15e69..d996ca73d3be 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2023,7 +2023,7 @@ nvme_fc_configure_admin_queue(struct nvme_fc_ctrl *ctrl) } ctrl->ctrl.sqsize = - min_t(int, NVME_CAP_MQES(ctrl->cap) + 1, ctrl->ctrl.sqsize); + min_t(int, NVME_CAP_MQES(ctrl->cap), ctrl->ctrl.sqsize); error = nvme_enable_ctrl(&ctrl->ctrl, ctrl->cap); if (error) diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 47a479f26e5d..16f84eb0b95e 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1606,7 +1606,7 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl) } ctrl->ctrl.sqsize = - min_t(int, NVME_CAP_MQES(ctrl->cap) + 1, ctrl->ctrl.sqsize); + min_t(int, NVME_CAP_MQES(ctrl->cap), ctrl->ctrl.sqsize); error = nvme_enable_ctrl(&ctrl->ctrl, ctrl->cap); if (error) diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index a7bcff45f437..76450b0c55f1 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -100,7 +100,7 @@ static u16 nvmet_get_smart_log(struct nvmet_req *req, u16 status; WARN_ON(req == NULL || slog == NULL); - if (req->cmd->get_log_page.nsid == 0xFFFFFFFF) + if (req->cmd->get_log_page.nsid == cpu_to_le32(0xFFFFFFFF)) status = nvmet_get_smart_log_all(req, slog); else status = nvmet_get_smart_log_nsid(req, slog); diff --git a/drivers/nvme/target/io-cmd.c b/drivers/nvme/target/io-cmd.c index 4195115c7e54..6b0baa9caab9 100644 --- a/drivers/nvme/target/io-cmd.c +++ b/drivers/nvme/target/io-cmd.c @@ -180,7 +180,7 @@ static void nvmet_execute_write_zeroes(struct nvmet_req *req) sector = le64_to_cpu(write_zeroes->slba) << (req->ns->blksize_shift - 9); - nr_sector = (((sector_t)le32_to_cpu(write_zeroes->length)) << + nr_sector = (((sector_t)le16_to_cpu(write_zeroes->length)) << (req->ns->blksize_shift - 9)) + 1; if (__blkdev_issue_zeroout(req->ns->bdev, sector, nr_sector, @@ -230,7 +230,7 @@ int nvmet_parse_io_cmd(struct nvmet_req *req) return 0; case nvme_cmd_dsm: req->execute = nvmet_execute_dsm; - req->data_len = le32_to_cpu(cmd->dsm.nr + 1) * + req->data_len = (le32_to_cpu(cmd->dsm.nr) + 1) * sizeof(struct nvme_dsm_range); return 0; case nvme_cmd_write_zeroes: diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index 22f7bc6bac7f..c7b0b6a52708 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -392,7 +392,7 @@ static int nvme_loop_configure_admin_queue(struct nvme_loop_ctrl *ctrl) } ctrl->ctrl.sqsize = - min_t(int, NVME_CAP_MQES(ctrl->cap) + 1, ctrl->ctrl.sqsize); + min_t(int, NVME_CAP_MQES(ctrl->cap), ctrl->ctrl.sqsize); error = nvme_enable_ctrl(&ctrl->ctrl, ctrl->cap); if (error) diff --git a/drivers/pci/dwc/Kconfig b/drivers/pci/dwc/Kconfig index dfb8a69afc28..d2d2ba5b8a68 100644 --- a/drivers/pci/dwc/Kconfig +++ b/drivers/pci/dwc/Kconfig @@ -89,6 +89,7 @@ config PCI_HISI depends on PCI_MSI_IRQ_DOMAIN select PCIEPORTBUS select PCIE_DW_HOST + select PCI_HOST_COMMON help Say Y here if you want PCIe controller support on HiSilicon Hip05 and Hip06 SoCs diff --git a/drivers/pci/dwc/pcie-artpec6.c b/drivers/pci/dwc/pcie-artpec6.c index fcd3ef845883..6d23683c0892 100644 --- a/drivers/pci/dwc/pcie-artpec6.c +++ b/drivers/pci/dwc/pcie-artpec6.c @@ -234,6 +234,9 @@ static int artpec6_add_pcie_port(struct artpec6_pcie *artpec6_pcie, return 0; } +static const struct dw_pcie_ops dw_pcie_ops = { +}; + static int artpec6_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -252,6 +255,7 @@ static int artpec6_pcie_probe(struct platform_device *pdev) return -ENOMEM; pci->dev = dev; + pci->ops = &dw_pcie_ops; artpec6_pcie->pci = pci; diff --git a/drivers/pci/dwc/pcie-designware-plat.c b/drivers/pci/dwc/pcie-designware-plat.c index b6c832ba39dd..f20d494922ab 100644 --- a/drivers/pci/dwc/pcie-designware-plat.c +++ b/drivers/pci/dwc/pcie-designware-plat.c @@ -86,6 +86,9 @@ static int dw_plat_add_pcie_port(struct pcie_port *pp, return 0; } +static const struct dw_pcie_ops dw_pcie_ops = { +}; + static int dw_plat_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -103,6 +106,7 @@ static int dw_plat_pcie_probe(struct platform_device *pdev) return -ENOMEM; pci->dev = dev; + pci->ops = &dw_pcie_ops; dw_plat_pcie->pci = pci; diff --git a/drivers/pci/host/pci-thunder-pem.c b/drivers/pci/host/pci-thunder-pem.c index b89c373555c5..6e031b522529 100644 --- a/drivers/pci/host/pci-thunder-pem.c +++ b/drivers/pci/host/pci-thunder-pem.c @@ -375,7 +375,6 @@ static void thunder_pem_legacy_fw(struct acpi_pci_root *root, index -= node * PEM_MAX_DOM_IN_NODE; res_pem->start = PEM_RES_BASE | FIELD_PREP(PEM_NODE_MASK, node) | FIELD_PREP(PEM_INDX_MASK, index); - res_pem->end = res_pem->start + SZ_16M - 1; res_pem->flags = IORESOURCE_MEM; } @@ -399,8 +398,15 @@ static int thunder_pem_acpi_init(struct pci_config_window *cfg) */ if (ret) { thunder_pem_legacy_fw(root, res_pem); - /* Reserve PEM-specific resources and PCI configuration space */ + /* + * Reserve 64K size PEM specific resources. The full 16M range + * size is required for thunder_pem_init() call. + */ + res_pem->end = res_pem->start + SZ_64K - 1; thunder_pem_reserve_range(dev, root->segment, res_pem); + res_pem->end = res_pem->start + SZ_16M - 1; + + /* Reserve PCI configuration space as well. */ thunder_pem_reserve_range(dev, root->segment, &cfg->res); } diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index d69046537b75..32822b0d9cd0 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -2010,29 +2010,57 @@ out_err: return ERR_PTR(ret); } -static int pinctrl_create_and_start(struct pinctrl_dev *pctldev) +static int pinctrl_claim_hogs(struct pinctrl_dev *pctldev) { pctldev->p = create_pinctrl(pctldev->dev, pctldev); - if (!IS_ERR(pctldev->p)) { - kref_get(&pctldev->p->users); - pctldev->hog_default = - pinctrl_lookup_state(pctldev->p, PINCTRL_STATE_DEFAULT); - if (IS_ERR(pctldev->hog_default)) { - dev_dbg(pctldev->dev, - "failed to lookup the default state\n"); - } else { - if (pinctrl_select_state(pctldev->p, - pctldev->hog_default)) - dev_err(pctldev->dev, - "failed to select default state\n"); - } + if (PTR_ERR(pctldev->p) == -ENODEV) { + dev_dbg(pctldev->dev, "no hogs found\n"); - pctldev->hog_sleep = - pinctrl_lookup_state(pctldev->p, - PINCTRL_STATE_SLEEP); - if (IS_ERR(pctldev->hog_sleep)) - dev_dbg(pctldev->dev, - "failed to lookup the sleep state\n"); + return 0; + } + + if (IS_ERR(pctldev->p)) { + dev_err(pctldev->dev, "error claiming hogs: %li\n", + PTR_ERR(pctldev->p)); + + return PTR_ERR(pctldev->p); + } + + kref_get(&pctldev->p->users); + pctldev->hog_default = + pinctrl_lookup_state(pctldev->p, PINCTRL_STATE_DEFAULT); + if (IS_ERR(pctldev->hog_default)) { + dev_dbg(pctldev->dev, + "failed to lookup the default state\n"); + } else { + if (pinctrl_select_state(pctldev->p, + pctldev->hog_default)) + dev_err(pctldev->dev, + "failed to select default state\n"); + } + + pctldev->hog_sleep = + pinctrl_lookup_state(pctldev->p, + PINCTRL_STATE_SLEEP); + if (IS_ERR(pctldev->hog_sleep)) + dev_dbg(pctldev->dev, + "failed to lookup the sleep state\n"); + + return 0; +} + +int pinctrl_enable(struct pinctrl_dev *pctldev) +{ + int error; + + error = pinctrl_claim_hogs(pctldev); + if (error) { + dev_err(pctldev->dev, "could not claim hogs: %i\n", + error); + mutex_destroy(&pctldev->mutex); + kfree(pctldev); + + return error; } mutex_lock(&pinctrldev_list_mutex); @@ -2043,6 +2071,7 @@ static int pinctrl_create_and_start(struct pinctrl_dev *pctldev) return 0; } +EXPORT_SYMBOL_GPL(pinctrl_enable); /** * pinctrl_register() - register a pin controller device @@ -2065,25 +2094,30 @@ struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc, if (IS_ERR(pctldev)) return pctldev; - error = pinctrl_create_and_start(pctldev); - if (error) { - mutex_destroy(&pctldev->mutex); - kfree(pctldev); - + error = pinctrl_enable(pctldev); + if (error) return ERR_PTR(error); - } return pctldev; } EXPORT_SYMBOL_GPL(pinctrl_register); +/** + * pinctrl_register_and_init() - register and init pin controller device + * @pctldesc: descriptor for this pin controller + * @dev: parent device for this pin controller + * @driver_data: private pin controller data for this pin controller + * @pctldev: pin controller device + * + * Note that pinctrl_enable() still needs to be manually called after + * this once the driver is ready. + */ int pinctrl_register_and_init(struct pinctrl_desc *pctldesc, struct device *dev, void *driver_data, struct pinctrl_dev **pctldev) { struct pinctrl_dev *p; - int error; p = pinctrl_init_controller(pctldesc, dev, driver_data); if (IS_ERR(p)) @@ -2097,15 +2131,6 @@ int pinctrl_register_and_init(struct pinctrl_desc *pctldesc, */ *pctldev = p; - error = pinctrl_create_and_start(p); - if (error) { - mutex_destroy(&p->mutex); - kfree(p); - *pctldev = NULL; - - return error; - } - return 0; } EXPORT_SYMBOL_GPL(pinctrl_register_and_init); diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c index a7ace9e1ad81..74bd90dfd7b1 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.c +++ b/drivers/pinctrl/freescale/pinctrl-imx.c @@ -790,7 +790,7 @@ int imx_pinctrl_probe(struct platform_device *pdev, dev_info(&pdev->dev, "initialized IMX pinctrl driver\n"); - return 0; + return pinctrl_enable(ipctl->pctl); free: imx_free_resources(ipctl); diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index f80134e3e0b6..9ff790174906 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -13,6 +13,7 @@ * published by the Free Software Foundation. */ +#include <linux/dmi.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -1524,10 +1525,31 @@ static void chv_gpio_irq_handler(struct irq_desc *desc) chained_irq_exit(chip, desc); } +/* + * Certain machines seem to hardcode Linux IRQ numbers in their ACPI + * tables. Since we leave GPIOs that are not capable of generating + * interrupts out of the irqdomain the numbering will be different and + * cause devices using the hardcoded IRQ numbers fail. In order not to + * break such machines we will only mask pins from irqdomain if the machine + * is not listed below. + */ +static const struct dmi_system_id chv_no_valid_mask[] = { + { + /* See https://bugzilla.kernel.org/show_bug.cgi?id=194945 */ + .ident = "Acer Chromebook (CYAN)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Edgar"), + DMI_MATCH(DMI_BIOS_DATE, "05/21/2016"), + }, + } +}; + static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq) { const struct chv_gpio_pinrange *range; struct gpio_chip *chip = &pctrl->chip; + bool need_valid_mask = !dmi_check_system(chv_no_valid_mask); int ret, i, offset; *chip = chv_gpio_chip; @@ -1536,7 +1558,7 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq) chip->label = dev_name(pctrl->dev); chip->parent = pctrl->dev; chip->base = -1; - chip->irq_need_valid_mask = true; + chip->irq_need_valid_mask = need_valid_mask; ret = devm_gpiochip_add_data(pctrl->dev, chip, pctrl); if (ret) { @@ -1567,7 +1589,7 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq) intsel &= CHV_PADCTRL0_INTSEL_MASK; intsel >>= CHV_PADCTRL0_INTSEL_SHIFT; - if (intsel >= pctrl->community->nirqs) + if (need_valid_mask && intsel >= pctrl->community->nirqs) clear_bit(i, chip->irq_valid_mask); } diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 8b2d45e85bae..9c267dcda094 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -1781,7 +1781,7 @@ static int pcs_probe(struct platform_device *pdev) dev_info(pcs->dev, "%i pins at pa %p size %u\n", pcs->desc.npins, pcs->base, pcs->size); - return 0; + return pinctrl_enable(pcs->pctl); free: pcs_free_resources(pcs); diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c index f9b49967f512..63e51b56a22a 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -1468,82 +1468,82 @@ const struct samsung_pin_ctrl exynos5420_pin_ctrl[] __initconst = { /* pin banks of exynos5433 pin-controller - ALIVE */ static const struct samsung_pin_bank_data exynos5433_pin_banks0[] __initconst = { - EXYNOS_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00), - EXYNOS_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04), - EXYNOS_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08), - EXYNOS_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1), - EXYNOS_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1), - EXYNOS_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1), + EXYNOS5433_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00), + EXYNOS5433_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04), + EXYNOS5433_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08), + EXYNOS5433_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1), }; /* pin banks of exynos5433 pin-controller - AUD */ static const struct samsung_pin_bank_data exynos5433_pin_banks1[] __initconst = { - EXYNOS_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00), - EXYNOS_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04), + EXYNOS5433_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04), }; /* pin banks of exynos5433 pin-controller - CPIF */ static const struct samsung_pin_bank_data exynos5433_pin_banks2[] __initconst = { - EXYNOS_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00), + EXYNOS5433_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00), }; /* pin banks of exynos5433 pin-controller - eSE */ static const struct samsung_pin_bank_data exynos5433_pin_banks3[] __initconst = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00), }; /* pin banks of exynos5433 pin-controller - FINGER */ static const struct samsung_pin_bank_data exynos5433_pin_banks4[] __initconst = { - EXYNOS_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00), + EXYNOS5433_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00), }; /* pin banks of exynos5433 pin-controller - FSYS */ static const struct samsung_pin_bank_data exynos5433_pin_banks5[] __initconst = { - EXYNOS_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00), - EXYNOS_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04), - EXYNOS_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08), - EXYNOS_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c), - EXYNOS_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10), - EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14), + EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00), + EXYNOS5433_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04), + EXYNOS5433_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08), + EXYNOS5433_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c), + EXYNOS5433_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10), + EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14), }; /* pin banks of exynos5433 pin-controller - IMEM */ static const struct samsung_pin_bank_data exynos5433_pin_banks6[] __initconst = { - EXYNOS_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00), }; /* pin banks of exynos5433 pin-controller - NFC */ static const struct samsung_pin_bank_data exynos5433_pin_banks7[] __initconst = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00), }; /* pin banks of exynos5433 pin-controller - PERIC */ static const struct samsung_pin_bank_data exynos5433_pin_banks8[] __initconst = { - EXYNOS_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00), - EXYNOS_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04), - EXYNOS_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08), - EXYNOS_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c), - EXYNOS_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10), - EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14), - EXYNOS_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18), - EXYNOS_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c), - EXYNOS_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20), - EXYNOS_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24), - EXYNOS_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28), - EXYNOS_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c), - EXYNOS_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30), - EXYNOS_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34), - EXYNOS_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38), - EXYNOS_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c), - EXYNOS_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40), + EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00), + EXYNOS5433_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04), + EXYNOS5433_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08), + EXYNOS5433_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c), + EXYNOS5433_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10), + EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14), + EXYNOS5433_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18), + EXYNOS5433_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c), + EXYNOS5433_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20), + EXYNOS5433_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24), + EXYNOS5433_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28), + EXYNOS5433_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c), + EXYNOS5433_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30), + EXYNOS5433_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34), + EXYNOS5433_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38), + EXYNOS5433_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c), + EXYNOS5433_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40), }; /* pin banks of exynos5433 pin-controller - TOUCH */ static const struct samsung_pin_bank_data exynos5433_pin_banks9[] __initconst = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00), }; /* diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.h b/drivers/pinctrl/samsung/pinctrl-exynos.h index a473092fb8d2..cd046eb7d705 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.h +++ b/drivers/pinctrl/samsung/pinctrl-exynos.h @@ -79,17 +79,6 @@ .name = id \ } -#define EXYNOS_PIN_BANK_EINTW_EXT(pins, reg, id, offs, pctl_idx) \ - { \ - .type = &bank_type_alive, \ - .pctl_offset = reg, \ - .nr_pins = pins, \ - .eint_type = EINT_TYPE_WKUP, \ - .eint_offset = offs, \ - .name = id, \ - .pctl_res_idx = pctl_idx, \ - } \ - #define EXYNOS5433_PIN_BANK_EINTG(pins, reg, id, offs) \ { \ .type = &exynos5433_bank_type_off, \ diff --git a/drivers/pinctrl/sh-pfc/pinctrl.c b/drivers/pinctrl/sh-pfc/pinctrl.c index 08150a321be6..a70157f0acf4 100644 --- a/drivers/pinctrl/sh-pfc/pinctrl.c +++ b/drivers/pinctrl/sh-pfc/pinctrl.c @@ -816,6 +816,13 @@ int sh_pfc_register_pinctrl(struct sh_pfc *pfc) pmx->pctl_desc.pins = pmx->pins; pmx->pctl_desc.npins = pfc->info->nr_pins; - return devm_pinctrl_register_and_init(pfc->dev, &pmx->pctl_desc, pmx, - &pmx->pctl); + ret = devm_pinctrl_register_and_init(pfc->dev, &pmx->pctl_desc, pmx, + &pmx->pctl); + if (ret) { + dev_err(pfc->dev, "could not register: %i\n", ret); + + return ret; + } + + return pinctrl_enable(pmx->pctl); } diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c index 717e3404900c..362c50918c13 100644 --- a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c +++ b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c @@ -893,6 +893,8 @@ static int ti_iodelay_probe(struct platform_device *pdev) platform_set_drvdata(pdev, iod); + return pinctrl_enable(iod->pctl); + exit_out: of_node_put(np); return ret; diff --git a/drivers/pwm/pwm-lpss-pci.c b/drivers/pwm/pwm-lpss-pci.c index 053088b9b66e..c1527cb645be 100644 --- a/drivers/pwm/pwm-lpss-pci.c +++ b/drivers/pwm/pwm-lpss-pci.c @@ -36,6 +36,14 @@ static const struct pwm_lpss_boardinfo pwm_lpss_bxt_info = { .clk_rate = 19200000, .npwm = 4, .base_unit_bits = 22, + .bypass = true, +}; + +/* Tangier */ +static const struct pwm_lpss_boardinfo pwm_lpss_tng_info = { + .clk_rate = 19200000, + .npwm = 4, + .base_unit_bits = 22, }; static int pwm_lpss_probe_pci(struct pci_dev *pdev, @@ -97,7 +105,7 @@ static const struct pci_device_id pwm_lpss_pci_ids[] = { { PCI_VDEVICE(INTEL, 0x0ac8), (unsigned long)&pwm_lpss_bxt_info}, { PCI_VDEVICE(INTEL, 0x0f08), (unsigned long)&pwm_lpss_byt_info}, { PCI_VDEVICE(INTEL, 0x0f09), (unsigned long)&pwm_lpss_byt_info}, - { PCI_VDEVICE(INTEL, 0x11a5), (unsigned long)&pwm_lpss_bxt_info}, + { PCI_VDEVICE(INTEL, 0x11a5), (unsigned long)&pwm_lpss_tng_info}, { PCI_VDEVICE(INTEL, 0x1ac8), (unsigned long)&pwm_lpss_bxt_info}, { PCI_VDEVICE(INTEL, 0x2288), (unsigned long)&pwm_lpss_bsw_info}, { PCI_VDEVICE(INTEL, 0x2289), (unsigned long)&pwm_lpss_bsw_info}, diff --git a/drivers/pwm/pwm-lpss-platform.c b/drivers/pwm/pwm-lpss-platform.c index b22b6fdadb9a..5d6ed1507d29 100644 --- a/drivers/pwm/pwm-lpss-platform.c +++ b/drivers/pwm/pwm-lpss-platform.c @@ -37,6 +37,7 @@ static const struct pwm_lpss_boardinfo pwm_lpss_bxt_info = { .clk_rate = 19200000, .npwm = 4, .base_unit_bits = 22, + .bypass = true, }; static int pwm_lpss_probe_platform(struct platform_device *pdev) diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c index 689d2c1cbead..8db0d40ccacd 100644 --- a/drivers/pwm/pwm-lpss.c +++ b/drivers/pwm/pwm-lpss.c @@ -57,7 +57,7 @@ static inline void pwm_lpss_write(const struct pwm_device *pwm, u32 value) writel(value, lpwm->regs + pwm->hwpwm * PWM_SIZE + PWM); } -static int pwm_lpss_update(struct pwm_device *pwm) +static int pwm_lpss_wait_for_update(struct pwm_device *pwm) { struct pwm_lpss_chip *lpwm = to_lpwm(pwm->chip); const void __iomem *addr = lpwm->regs + pwm->hwpwm * PWM_SIZE + PWM; @@ -65,8 +65,6 @@ static int pwm_lpss_update(struct pwm_device *pwm) u32 val; int err; - pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_SW_UPDATE); - /* * PWM Configuration register has SW_UPDATE bit that is set when a new * configuration is written to the register. The bit is automatically @@ -122,6 +120,12 @@ static void pwm_lpss_prepare(struct pwm_lpss_chip *lpwm, struct pwm_device *pwm, pwm_lpss_write(pwm, ctrl); } +static inline void pwm_lpss_cond_enable(struct pwm_device *pwm, bool cond) +{ + if (cond) + pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_ENABLE); +} + static int pwm_lpss_apply(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_state *state) { @@ -137,18 +141,21 @@ static int pwm_lpss_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; } pwm_lpss_prepare(lpwm, pwm, state->duty_cycle, state->period); - ret = pwm_lpss_update(pwm); + pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_SW_UPDATE); + pwm_lpss_cond_enable(pwm, lpwm->info->bypass == false); + ret = pwm_lpss_wait_for_update(pwm); if (ret) { pm_runtime_put(chip->dev); return ret; } - pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_ENABLE); + pwm_lpss_cond_enable(pwm, lpwm->info->bypass == true); } else { ret = pwm_lpss_is_updating(pwm); if (ret) return ret; pwm_lpss_prepare(lpwm, pwm, state->duty_cycle, state->period); - return pwm_lpss_update(pwm); + pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_SW_UPDATE); + return pwm_lpss_wait_for_update(pwm); } } else if (pwm_is_enabled(pwm)) { pwm_lpss_write(pwm, pwm_lpss_read(pwm) & ~PWM_ENABLE); diff --git a/drivers/pwm/pwm-lpss.h b/drivers/pwm/pwm-lpss.h index c94cd7c2695d..98306bb02cfe 100644 --- a/drivers/pwm/pwm-lpss.h +++ b/drivers/pwm/pwm-lpss.h @@ -22,6 +22,7 @@ struct pwm_lpss_boardinfo { unsigned long clk_rate; unsigned int npwm; unsigned long base_unit_bits; + bool bypass; }; struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r, diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index ef89df1f7336..744d56197286 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -191,6 +191,28 @@ static int rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, return 0; } +static int rockchip_pwm_enable(struct pwm_chip *chip, + struct pwm_device *pwm, + bool enable, + enum pwm_polarity polarity) +{ + struct rockchip_pwm_chip *pc = to_rockchip_pwm_chip(chip); + int ret; + + if (enable) { + ret = clk_enable(pc->clk); + if (ret) + return ret; + } + + pc->data->set_enable(chip, pwm, enable, polarity); + + if (!enable) + clk_disable(pc->clk); + + return 0; +} + static int rockchip_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_state *state) { @@ -207,22 +229,26 @@ static int rockchip_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; if (state->polarity != curstate.polarity && enabled) { - pc->data->set_enable(chip, pwm, false, state->polarity); + ret = rockchip_pwm_enable(chip, pwm, false, state->polarity); + if (ret) + goto out; enabled = false; } ret = rockchip_pwm_config(chip, pwm, state->duty_cycle, state->period); if (ret) { if (enabled != curstate.enabled) - pc->data->set_enable(chip, pwm, !enabled, - state->polarity); - + rockchip_pwm_enable(chip, pwm, !enabled, + state->polarity); goto out; } - if (state->enabled != enabled) - pc->data->set_enable(chip, pwm, state->enabled, - state->polarity); + if (state->enabled != enabled) { + ret = rockchip_pwm_enable(chip, pwm, state->enabled, + state->polarity); + if (ret) + goto out; + } /* * Update the state with the real hardware, which can differ a bit diff --git a/drivers/reset/core.c b/drivers/reset/core.c index f1e5e65388bb..cd739d2fa160 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -275,7 +275,7 @@ int reset_control_status(struct reset_control *rstc) } EXPORT_SYMBOL_GPL(reset_control_status); -static struct reset_control *__reset_control_get( +static struct reset_control *__reset_control_get_internal( struct reset_controller_dev *rcdev, unsigned int index, bool shared) { @@ -308,7 +308,7 @@ static struct reset_control *__reset_control_get( return rstc; } -static void __reset_control_put(struct reset_control *rstc) +static void __reset_control_put_internal(struct reset_control *rstc) { lockdep_assert_held(&reset_list_mutex); @@ -377,7 +377,7 @@ struct reset_control *__of_reset_control_get(struct device_node *node, } /* reset_list_mutex also protects the rcdev's reset_control list */ - rstc = __reset_control_get(rcdev, rstc_id, shared); + rstc = __reset_control_get_internal(rcdev, rstc_id, shared); mutex_unlock(&reset_list_mutex); @@ -385,6 +385,17 @@ struct reset_control *__of_reset_control_get(struct device_node *node, } EXPORT_SYMBOL_GPL(__of_reset_control_get); +struct reset_control *__reset_control_get(struct device *dev, const char *id, + int index, bool shared, bool optional) +{ + if (dev->of_node) + return __of_reset_control_get(dev->of_node, id, index, shared, + optional); + + return optional ? NULL : ERR_PTR(-EINVAL); +} +EXPORT_SYMBOL_GPL(__reset_control_get); + /** * reset_control_put - free the reset controller * @rstc: reset controller @@ -396,7 +407,7 @@ void reset_control_put(struct reset_control *rstc) return; mutex_lock(&reset_list_mutex); - __reset_control_put(rstc); + __reset_control_put_internal(rstc); mutex_unlock(&reset_list_mutex); } EXPORT_SYMBOL_GPL(reset_control_put); @@ -417,8 +428,7 @@ struct reset_control *__devm_reset_control_get(struct device *dev, if (!ptr) return ERR_PTR(-ENOMEM); - rstc = __of_reset_control_get(dev ? dev->of_node : NULL, - id, index, shared, optional); + rstc = __reset_control_get(dev, id, index, shared, optional); if (!IS_ERR(rstc)) { *ptr = rstc; devres_add(dev, ptr); diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c index 40f1136f5568..058db724b5a2 100644 --- a/drivers/s390/crypto/pkey_api.c +++ b/drivers/s390/crypto/pkey_api.c @@ -572,6 +572,12 @@ int pkey_sec2protkey(u16 cardnr, u16 domain, rc = -EIO; goto out; } + if (prepcblk->ccp_rscode != 0) { + DEBUG_WARN( + "pkey_sec2protkey unwrap secure key warning, card response %d/%d\n", + (int) prepcblk->ccp_rtcode, + (int) prepcblk->ccp_rscode); + } /* process response cprb param block */ prepcblk->rpl_parmb = ((u8 *) prepcblk) + sizeof(struct CPRBX); @@ -761,9 +767,10 @@ out: } /* - * Fetch just the mkvp value via query_crypto_facility from adapter. + * Fetch the current and old mkvp values via + * query_crypto_facility from adapter. */ -static int fetch_mkvp(u16 cardnr, u16 domain, u64 *mkvp) +static int fetch_mkvp(u16 cardnr, u16 domain, u64 mkvp[2]) { int rc, found = 0; size_t rlen, vlen; @@ -779,9 +786,10 @@ static int fetch_mkvp(u16 cardnr, u16 domain, u64 *mkvp) rc = query_crypto_facility(cardnr, domain, "STATICSA", rarray, &rlen, varray, &vlen); if (rc == 0 && rlen > 8*8 && vlen > 184+8) { - if (rarray[64] == '2') { + if (rarray[8*8] == '2') { /* current master key state is valid */ - *mkvp = *((u64 *)(varray + 184)); + mkvp[0] = *((u64 *)(varray + 184)); + mkvp[1] = *((u64 *)(varray + 172)); found = 1; } } @@ -796,14 +804,14 @@ struct mkvp_info { struct list_head list; u16 cardnr; u16 domain; - u64 mkvp; + u64 mkvp[2]; }; /* a list with mkvp_info entries */ static LIST_HEAD(mkvp_list); static DEFINE_SPINLOCK(mkvp_list_lock); -static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 *mkvp) +static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 mkvp[2]) { int rc = -ENOENT; struct mkvp_info *ptr; @@ -812,7 +820,7 @@ static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 *mkvp) list_for_each_entry(ptr, &mkvp_list, list) { if (ptr->cardnr == cardnr && ptr->domain == domain) { - *mkvp = ptr->mkvp; + memcpy(mkvp, ptr->mkvp, 2 * sizeof(u64)); rc = 0; break; } @@ -822,7 +830,7 @@ static int mkvp_cache_fetch(u16 cardnr, u16 domain, u64 *mkvp) return rc; } -static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp) +static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp[2]) { int found = 0; struct mkvp_info *ptr; @@ -831,7 +839,7 @@ static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp) list_for_each_entry(ptr, &mkvp_list, list) { if (ptr->cardnr == cardnr && ptr->domain == domain) { - ptr->mkvp = mkvp; + memcpy(ptr->mkvp, mkvp, 2 * sizeof(u64)); found = 1; break; } @@ -844,7 +852,7 @@ static void mkvp_cache_update(u16 cardnr, u16 domain, u64 mkvp) } ptr->cardnr = cardnr; ptr->domain = domain; - ptr->mkvp = mkvp; + memcpy(ptr->mkvp, mkvp, 2 * sizeof(u64)); list_add(&ptr->list, &mkvp_list); } spin_unlock_bh(&mkvp_list_lock); @@ -888,8 +896,8 @@ int pkey_findcard(const struct pkey_seckey *seckey, struct secaeskeytoken *t = (struct secaeskeytoken *) seckey; struct zcrypt_device_matrix *device_matrix; u16 card, dom; - u64 mkvp; - int i, rc; + u64 mkvp[2]; + int i, rc, oi = -1; /* mkvp must not be zero */ if (t->mkvp == 0) @@ -910,14 +918,14 @@ int pkey_findcard(const struct pkey_seckey *seckey, device_matrix->device[i].functions & 0x04) { /* an enabled CCA Coprocessor card */ /* try cached mkvp */ - if (mkvp_cache_fetch(card, dom, &mkvp) == 0 && - t->mkvp == mkvp) { + if (mkvp_cache_fetch(card, dom, mkvp) == 0 && + t->mkvp == mkvp[0]) { if (!verify) break; /* verify: fetch mkvp from adapter */ - if (fetch_mkvp(card, dom, &mkvp) == 0) { + if (fetch_mkvp(card, dom, mkvp) == 0) { mkvp_cache_update(card, dom, mkvp); - if (t->mkvp == mkvp) + if (t->mkvp == mkvp[0]) break; } } @@ -936,14 +944,21 @@ int pkey_findcard(const struct pkey_seckey *seckey, card = AP_QID_CARD(device_matrix->device[i].qid); dom = AP_QID_QUEUE(device_matrix->device[i].qid); /* fresh fetch mkvp from adapter */ - if (fetch_mkvp(card, dom, &mkvp) == 0) { + if (fetch_mkvp(card, dom, mkvp) == 0) { mkvp_cache_update(card, dom, mkvp); - if (t->mkvp == mkvp) + if (t->mkvp == mkvp[0]) break; + if (t->mkvp == mkvp[1] && oi < 0) + oi = i; } } + if (i >= MAX_ZDEV_ENTRIES && oi >= 0) { + /* old mkvp matched, use this card then */ + card = AP_QID_CARD(device_matrix->device[oi].qid); + dom = AP_QID_QUEUE(device_matrix->device[oi].qid); + } } - if (i < MAX_ZDEV_ENTRIES) { + if (i < MAX_ZDEV_ENTRIES || oi >= 0) { if (pcardnr) *pcardnr = card; if (pdomain) diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index e7addea8741b..d9561e39c3b2 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -961,7 +961,8 @@ int qeth_bridgeport_query_ports(struct qeth_card *card, int qeth_bridgeport_setrole(struct qeth_card *card, enum qeth_sbp_roles role); int qeth_bridgeport_an_set(struct qeth_card *card, int enable); int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int); -int qeth_get_elements_no(struct qeth_card *, struct sk_buff *, int); +int qeth_get_elements_no(struct qeth_card *card, struct sk_buff *skb, + int extra_elems, int data_offset); int qeth_get_elements_for_frags(struct sk_buff *); int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, struct sk_buff *, struct qeth_hdr *, int, int, int); diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 315d8a2db7c0..9a5f99ccb122 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -3837,6 +3837,7 @@ EXPORT_SYMBOL_GPL(qeth_get_elements_for_frags); * @card: qeth card structure, to check max. elems. * @skb: SKB address * @extra_elems: extra elems needed, to check against max. + * @data_offset: range starts at skb->data + data_offset * * Returns the number of pages, and thus QDIO buffer elements, needed to cover * skb data, including linear part and fragments. Checks if the result plus @@ -3844,10 +3845,10 @@ EXPORT_SYMBOL_GPL(qeth_get_elements_for_frags); * Note: extra_elems is not included in the returned result. */ int qeth_get_elements_no(struct qeth_card *card, - struct sk_buff *skb, int extra_elems) + struct sk_buff *skb, int extra_elems, int data_offset) { int elements = qeth_get_elements_for_range( - (addr_t)skb->data, + (addr_t)skb->data + data_offset, (addr_t)skb->data + skb_headlen(skb)) + qeth_get_elements_for_frags(skb); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index bea483307618..af4e6a639fec 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -849,7 +849,7 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) * chaining we can not send long frag lists */ if ((card->info.type != QETH_CARD_TYPE_IQD) && - !qeth_get_elements_no(card, new_skb, 0)) { + !qeth_get_elements_no(card, new_skb, 0, 0)) { int lin_rc = skb_linearize(new_skb); if (card->options.performance_stats) { @@ -894,7 +894,8 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) } } - elements = qeth_get_elements_no(card, new_skb, elements_needed); + elements = qeth_get_elements_no(card, new_skb, elements_needed, + (data_offset > 0) ? data_offset : 0); if (!elements) { if (data_offset >= 0) kmem_cache_free(qeth_core_header_cache, hdr); diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 06d0addcc058..653f0fb76573 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -2609,17 +2609,13 @@ static void qeth_l3_fill_af_iucv_hdr(struct qeth_card *card, char daddr[16]; struct af_iucv_trans_hdr *iucv_hdr; - skb_pull(skb, 14); - card->dev->header_ops->create(skb, card->dev, 0, - card->dev->dev_addr, card->dev->dev_addr, - card->dev->addr_len); - skb_pull(skb, 14); - iucv_hdr = (struct af_iucv_trans_hdr *)skb->data; memset(hdr, 0, sizeof(struct qeth_hdr)); hdr->hdr.l3.id = QETH_HEADER_TYPE_LAYER3; hdr->hdr.l3.ext_flags = 0; - hdr->hdr.l3.length = skb->len; + hdr->hdr.l3.length = skb->len - ETH_HLEN; hdr->hdr.l3.flags = QETH_HDR_IPV6 | QETH_CAST_UNICAST; + + iucv_hdr = (struct af_iucv_trans_hdr *) (skb->data + ETH_HLEN); memset(daddr, 0, sizeof(daddr)); daddr[0] = 0xfe; daddr[1] = 0x80; @@ -2823,10 +2819,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) if ((card->info.type == QETH_CARD_TYPE_IQD) && !skb_is_nonlinear(skb)) { new_skb = skb; - if (new_skb->protocol == ETH_P_AF_IUCV) - data_offset = 0; - else - data_offset = ETH_HLEN; + data_offset = ETH_HLEN; hdr = kmem_cache_alloc(qeth_core_header_cache, GFP_ATOMIC); if (!hdr) goto tx_drop; @@ -2867,7 +2860,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) */ if ((card->info.type != QETH_CARD_TYPE_IQD) && ((use_tso && !qeth_l3_get_elements_no_tso(card, new_skb, 1)) || - (!use_tso && !qeth_get_elements_no(card, new_skb, 0)))) { + (!use_tso && !qeth_get_elements_no(card, new_skb, 0, 0)))) { int lin_rc = skb_linearize(new_skb); if (card->options.performance_stats) { @@ -2909,7 +2902,8 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) elements = use_tso ? qeth_l3_get_elements_no_tso(card, new_skb, hdr_elements) : - qeth_get_elements_no(card, new_skb, hdr_elements); + qeth_get_elements_no(card, new_skb, hdr_elements, + (data_offset > 0) ? data_offset : 0); if (!elements) { if (data_offset >= 0) kmem_cache_free(qeth_core_header_cache, hdr); diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index d036a806f31c..d281492009fb 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -1690,9 +1690,6 @@ struct aac_dev #define aac_adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4) \ (dev)->a_ops.adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4) -#define aac_adapter_check_health(dev) \ - (dev)->a_ops.adapter_check_health(dev) - #define aac_adapter_restart(dev, bled, reset_type) \ ((dev)->a_ops.adapter_restart(dev, bled, reset_type)) @@ -2615,6 +2612,14 @@ static inline unsigned int cap_to_cyls(sector_t capacity, unsigned divisor) return capacity; } +static inline int aac_adapter_check_health(struct aac_dev *dev) +{ + if (unlikely(pci_channel_offline(dev->pdev))) + return -1; + + return (dev)->a_ops.adapter_check_health(dev); +} + /* SCp.phase values */ #define AAC_OWNER_MIDLEVEL 0x101 #define AAC_OWNER_LOWLEVEL 0x102 diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index c8172f16cf33..1f4918355fdb 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -1873,7 +1873,8 @@ int aac_check_health(struct aac_dev * aac) spin_unlock_irqrestore(&aac->fib_lock, flagv); if (BlinkLED < 0) { - printk(KERN_ERR "%s: Host adapter dead %d\n", aac->name, BlinkLED); + printk(KERN_ERR "%s: Host adapter is dead (or got a PCI error) %d\n", + aac->name, BlinkLED); goto out; } diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index b29afafc2885..5d5e272fd815 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -6293,7 +6293,12 @@ static void ipr_erp_start(struct ipr_ioa_cfg *ioa_cfg, break; case IPR_IOASC_MED_DO_NOT_REALLOC: /* prevent retries */ case IPR_IOASA_IR_DUAL_IOA_DISABLED: - scsi_cmd->result |= (DID_PASSTHROUGH << 16); + /* + * exception: do not set DID_PASSTHROUGH on CHECK CONDITION + * so SCSI mid-layer and upper layers handle it accordingly. + */ + if (scsi_cmd->result != SAM_STAT_CHECK_CONDITION) + scsi_cmd->result |= (DID_PASSTHROUGH << 16); break; case IPR_IOASC_BUS_WAS_RESET: case IPR_IOASC_BUS_WAS_RESET_BY_OTHER: diff --git a/drivers/scsi/qedf/qedf_fip.c b/drivers/scsi/qedf/qedf_fip.c index ed58b9104f58..e10b91cc3c62 100644 --- a/drivers/scsi/qedf/qedf_fip.c +++ b/drivers/scsi/qedf/qedf_fip.c @@ -99,7 +99,8 @@ static void qedf_fcoe_process_vlan_resp(struct qedf_ctx *qedf, qedf_set_vlan_id(qedf, vid); /* Inform waiter that it's ok to call fcoe_ctlr_link up() */ - complete(&qedf->fipvlan_compl); + if (!completion_done(&qedf->fipvlan_compl)) + complete(&qedf->fipvlan_compl); } } diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 8e2a160490e6..cceddd995a4b 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -2803,6 +2803,7 @@ static int __qedf_probe(struct pci_dev *pdev, int mode) atomic_set(&qedf->num_offloads, 0); qedf->stop_io_on_error = false; pci_set_drvdata(pdev, qedf); + init_completion(&qedf->fipvlan_compl); QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_INFO, "QLogic FastLinQ FCoE Module qedf %s, " diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 3e7011757c82..83d61d2142e9 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1160,8 +1160,13 @@ static inline uint32_t qla2x00_isp_reg_stat(struct qla_hw_data *ha) { struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82; - return ((RD_REG_DWORD(®->host_status)) == ISP_REG_DISCONNECT); + if (IS_P3P_TYPE(ha)) + return ((RD_REG_DWORD(®82->host_int)) == ISP_REG_DISCONNECT); + else + return ((RD_REG_DWORD(®->host_status)) == + ISP_REG_DISCONNECT); } /************************************************************************** diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 19125d72f322..e5a2d590a104 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -496,7 +496,7 @@ static void scsi_run_queue(struct request_queue *q) scsi_starved_list_run(sdev->host); if (q->mq_ops) - blk_mq_start_stopped_hw_queues(q, false); + blk_mq_run_hw_queues(q, false); else blk_run_queue(q); } @@ -667,7 +667,7 @@ static bool scsi_end_request(struct request *req, int error, !list_empty(&sdev->host->starved_list)) kblockd_schedule_work(&sdev->requeue_work); else - blk_mq_start_stopped_hw_queues(q, true); + blk_mq_run_hw_queues(q, true); } else { unsigned long flags; @@ -1974,7 +1974,7 @@ out: case BLK_MQ_RQ_QUEUE_BUSY: if (atomic_read(&sdev->device_busy) == 0 && !scsi_device_blocked(sdev)) - blk_mq_delay_queue(hctx, SCSI_QUEUE_DELAY); + blk_mq_delay_run_hw_queue(hctx, SCSI_QUEUE_DELAY); break; case BLK_MQ_RQ_QUEUE_ERROR: /* diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index fcfeddc79331..35ad5e8a31ab 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -2102,6 +2102,22 @@ static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp, #define READ_CAPACITY_RETRIES_ON_RESET 10 +/* + * Ensure that we don't overflow sector_t when CONFIG_LBDAF is not set + * and the reported logical block size is bigger than 512 bytes. Note + * that last_sector is a u64 and therefore logical_to_sectors() is not + * applicable. + */ +static bool sd_addressable_capacity(u64 lba, unsigned int sector_size) +{ + u64 last_sector = (lba + 1ULL) << (ilog2(sector_size) - 9); + + if (sizeof(sector_t) == 4 && last_sector > U32_MAX) + return false; + + return true; +} + static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, unsigned char *buffer) { @@ -2167,7 +2183,7 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, return -ENODEV; } - if ((sizeof(sdkp->capacity) == 4) && (lba >= 0xffffffffULL)) { + if (!sd_addressable_capacity(lba, sector_size)) { sd_printk(KERN_ERR, sdkp, "Too big for this kernel. Use a " "kernel compiled with support for large block " "devices.\n"); @@ -2256,7 +2272,7 @@ static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp, return sector_size; } - if ((sizeof(sdkp->capacity) == 4) && (lba == 0xffffffff)) { + if (!sd_addressable_capacity(lba, sector_size)) { sd_printk(KERN_ERR, sdkp, "Too big for this kernel. Use a " "kernel compiled with support for large block " "devices.\n"); @@ -2956,7 +2972,8 @@ static int sd_revalidate_disk(struct gendisk *disk) q->limits.io_opt = logical_to_bytes(sdp, sdkp->opt_xfer_blocks); rw_max = logical_to_sectors(sdp, sdkp->opt_xfer_blocks); } else - rw_max = BLK_DEF_MAX_SECTORS; + rw_max = min_not_zero(logical_to_sectors(sdp, dev_max), + (sector_t)BLK_DEF_MAX_SECTORS); /* Combine with controller limits */ q->limits.max_sectors = min(rw_max, queue_max_hw_sectors(q)); diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 0b29b9329b1c..a8f630213a1a 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -836,6 +836,7 @@ static void get_capabilities(struct scsi_cd *cd) unsigned char *buffer; struct scsi_mode_data data; struct scsi_sense_hdr sshdr; + unsigned int ms_len = 128; int rc, n; static const char *loadmech[] = @@ -862,10 +863,11 @@ static void get_capabilities(struct scsi_cd *cd) scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr); /* ask for mode page 0x2a */ - rc = scsi_mode_sense(cd->device, 0, 0x2a, buffer, 128, + rc = scsi_mode_sense(cd->device, 0, 0x2a, buffer, ms_len, SR_TIMEOUT, 3, &data, NULL); - if (!scsi_status_is_good(rc)) { + if (!scsi_status_is_good(rc) || data.length > ms_len || + data.header_length + data.block_descriptor_length > data.length) { /* failed, drive doesn't have capabilities mode page */ cd->cdi.speed = 1; cd->cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R | diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index 7cbad0d45b9c..6ba270e0494d 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -409,6 +409,7 @@ static int ashmem_mmap(struct file *file, struct vm_area_struct *vma) ret = PTR_ERR(vmfile); goto out; } + vmfile->f_mode |= FMODE_LSEEK; asma->file = vmfile; } get_file(asma->file); diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c index f45115fce4eb..95a7f1648c00 100644 --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -1020,10 +1020,10 @@ static const struct dma_buf_ops dma_buf_ops = { .release = ion_dma_buf_release, .begin_cpu_access = ion_dma_buf_begin_cpu_access, .end_cpu_access = ion_dma_buf_end_cpu_access, - .kmap_atomic = ion_dma_buf_kmap, - .kunmap_atomic = ion_dma_buf_kunmap, - .kmap = ion_dma_buf_kmap, - .kunmap = ion_dma_buf_kunmap, + .map_atomic = ion_dma_buf_kmap, + .unmap_atomic = ion_dma_buf_kunmap, + .map = ion_dma_buf_kmap, + .unmap = ion_dma_buf_kunmap, }; struct dma_buf *ion_share_dma_buf(struct ion_client *client, diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index a91802432f2f..e3f9ed3690b7 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -485,8 +485,7 @@ static void iscsit_get_rx_pdu(struct iscsi_conn *); int iscsit_queue_rsp(struct iscsi_conn *conn, struct iscsi_cmd *cmd) { - iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); - return 0; + return iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); } EXPORT_SYMBOL(iscsit_queue_rsp); diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index bf40f03755dd..344e8448869c 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1398,11 +1398,10 @@ static u32 lio_sess_get_initiator_sid( static int lio_queue_data_in(struct se_cmd *se_cmd) { struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); + struct iscsi_conn *conn = cmd->conn; cmd->i_state = ISTATE_SEND_DATAIN; - cmd->conn->conn_transport->iscsit_queue_data_in(cmd->conn, cmd); - - return 0; + return conn->conn_transport->iscsit_queue_data_in(conn, cmd); } static int lio_write_pending(struct se_cmd *se_cmd) @@ -1431,16 +1430,14 @@ static int lio_write_pending_status(struct se_cmd *se_cmd) static int lio_queue_status(struct se_cmd *se_cmd) { struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); + struct iscsi_conn *conn = cmd->conn; cmd->i_state = ISTATE_SEND_STATUS; if (cmd->se_cmd.scsi_status || cmd->sense_reason) { - iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); - return 0; + return iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); } - cmd->conn->conn_transport->iscsit_queue_status(cmd->conn, cmd); - - return 0; + return conn->conn_transport->iscsit_queue_status(conn, cmd); } static void lio_queue_tm_rsp(struct se_cmd *se_cmd) diff --git a/drivers/target/iscsi/iscsi_target_parameters.c b/drivers/target/iscsi/iscsi_target_parameters.c index e65bf78ceef3..fce627628200 100644 --- a/drivers/target/iscsi/iscsi_target_parameters.c +++ b/drivers/target/iscsi/iscsi_target_parameters.c @@ -782,22 +782,6 @@ static void iscsi_check_proposer_for_optional_reply(struct iscsi_param *param) if (!strcmp(param->name, MAXRECVDATASEGMENTLENGTH)) SET_PSTATE_REPLY_OPTIONAL(param); /* - * The GlobalSAN iSCSI Initiator for MacOSX does - * not respond to MaxBurstLength, FirstBurstLength, - * DefaultTime2Wait or DefaultTime2Retain parameter keys. - * So, we set them to 'reply optional' here, and assume the - * the defaults from iscsi_parameters.h if the initiator - * is not RFC compliant and the keys are not negotiated. - */ - if (!strcmp(param->name, MAXBURSTLENGTH)) - SET_PSTATE_REPLY_OPTIONAL(param); - if (!strcmp(param->name, FIRSTBURSTLENGTH)) - SET_PSTATE_REPLY_OPTIONAL(param); - if (!strcmp(param->name, DEFAULTTIME2WAIT)) - SET_PSTATE_REPLY_OPTIONAL(param); - if (!strcmp(param->name, DEFAULTTIME2RETAIN)) - SET_PSTATE_REPLY_OPTIONAL(param); - /* * Required for gPXE iSCSI boot client */ if (!strcmp(param->name, MAXCONNECTIONS)) diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 5041a9c8bdcb..7d3e2fcc26a0 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -567,7 +567,7 @@ static void iscsit_remove_cmd_from_immediate_queue( } } -void iscsit_add_cmd_to_response_queue( +int iscsit_add_cmd_to_response_queue( struct iscsi_cmd *cmd, struct iscsi_conn *conn, u8 state) @@ -578,7 +578,7 @@ void iscsit_add_cmd_to_response_queue( if (!qr) { pr_err("Unable to allocate memory for" " struct iscsi_queue_req\n"); - return; + return -ENOMEM; } INIT_LIST_HEAD(&qr->qr_list); qr->cmd = cmd; @@ -590,6 +590,7 @@ void iscsit_add_cmd_to_response_queue( spin_unlock_bh(&conn->response_queue_lock); wake_up(&conn->queues_wq); + return 0; } struct iscsi_queue_req *iscsit_get_cmd_from_response_queue(struct iscsi_conn *conn) @@ -737,21 +738,23 @@ void iscsit_free_cmd(struct iscsi_cmd *cmd, bool shutdown) { struct se_cmd *se_cmd = NULL; int rc; + bool op_scsi = false; /* * Determine if a struct se_cmd is associated with * this struct iscsi_cmd. */ switch (cmd->iscsi_opcode) { case ISCSI_OP_SCSI_CMD: - se_cmd = &cmd->se_cmd; - __iscsit_free_cmd(cmd, true, shutdown); + op_scsi = true; /* * Fallthrough */ case ISCSI_OP_SCSI_TMFUNC: - rc = transport_generic_free_cmd(&cmd->se_cmd, shutdown); - if (!rc && shutdown && se_cmd && se_cmd->se_sess) { - __iscsit_free_cmd(cmd, true, shutdown); + se_cmd = &cmd->se_cmd; + __iscsit_free_cmd(cmd, op_scsi, shutdown); + rc = transport_generic_free_cmd(se_cmd, shutdown); + if (!rc && shutdown && se_cmd->se_sess) { + __iscsit_free_cmd(cmd, op_scsi, shutdown); target_put_sess_cmd(se_cmd); } break; diff --git a/drivers/target/iscsi/iscsi_target_util.h b/drivers/target/iscsi/iscsi_target_util.h index 8ff08856516a..9e4197af8708 100644 --- a/drivers/target/iscsi/iscsi_target_util.h +++ b/drivers/target/iscsi/iscsi_target_util.h @@ -31,7 +31,7 @@ extern int iscsit_find_cmd_for_recovery(struct iscsi_session *, struct iscsi_cmd struct iscsi_conn_recovery **, itt_t); extern void iscsit_add_cmd_to_immediate_queue(struct iscsi_cmd *, struct iscsi_conn *, u8); extern struct iscsi_queue_req *iscsit_get_cmd_from_immediate_queue(struct iscsi_conn *); -extern void iscsit_add_cmd_to_response_queue(struct iscsi_cmd *, struct iscsi_conn *, u8); +extern int iscsit_add_cmd_to_response_queue(struct iscsi_cmd *, struct iscsi_conn *, u8); extern struct iscsi_queue_req *iscsit_get_cmd_from_response_queue(struct iscsi_conn *); extern void iscsit_remove_cmd_from_tx_queues(struct iscsi_cmd *, struct iscsi_conn *); extern bool iscsit_conn_all_queues_empty(struct iscsi_conn *); diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index fd7c16a7ca6e..fc4a9c303d55 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -197,8 +197,7 @@ target_emulate_report_target_port_groups(struct se_cmd *cmd) /* * Set the ASYMMETRIC ACCESS State */ - buf[off++] |= (atomic_read( - &tg_pt_gp->tg_pt_gp_alua_access_state) & 0xff); + buf[off++] |= tg_pt_gp->tg_pt_gp_alua_access_state & 0xff; /* * Set supported ASYMMETRIC ACCESS State bits */ @@ -710,7 +709,7 @@ target_alua_state_check(struct se_cmd *cmd) spin_lock(&lun->lun_tg_pt_gp_lock); tg_pt_gp = lun->lun_tg_pt_gp; - out_alua_state = atomic_read(&tg_pt_gp->tg_pt_gp_alua_access_state); + out_alua_state = tg_pt_gp->tg_pt_gp_alua_access_state; nonop_delay_msecs = tg_pt_gp->tg_pt_gp_nonop_delay_msecs; // XXX: keeps using tg_pt_gp witout reference after unlock @@ -911,7 +910,7 @@ static int core_alua_write_tpg_metadata( } /* - * Called with tg_pt_gp->tg_pt_gp_md_mutex held + * Called with tg_pt_gp->tg_pt_gp_transition_mutex held */ static int core_alua_update_tpg_primary_metadata( struct t10_alua_tg_pt_gp *tg_pt_gp) @@ -934,7 +933,7 @@ static int core_alua_update_tpg_primary_metadata( "alua_access_state=0x%02x\n" "alua_access_status=0x%02x\n", tg_pt_gp->tg_pt_gp_id, - tg_pt_gp->tg_pt_gp_alua_pending_state, + tg_pt_gp->tg_pt_gp_alua_access_state, tg_pt_gp->tg_pt_gp_alua_access_status); snprintf(path, ALUA_METADATA_PATH_LEN, @@ -1013,93 +1012,41 @@ static void core_alua_queue_state_change_ua(struct t10_alua_tg_pt_gp *tg_pt_gp) spin_unlock(&tg_pt_gp->tg_pt_gp_lock); } -static void core_alua_do_transition_tg_pt_work(struct work_struct *work) -{ - struct t10_alua_tg_pt_gp *tg_pt_gp = container_of(work, - struct t10_alua_tg_pt_gp, tg_pt_gp_transition_work); - struct se_device *dev = tg_pt_gp->tg_pt_gp_dev; - bool explicit = (tg_pt_gp->tg_pt_gp_alua_access_status == - ALUA_STATUS_ALTERED_BY_EXPLICIT_STPG); - - /* - * Update the ALUA metadata buf that has been allocated in - * core_alua_do_port_transition(), this metadata will be written - * to struct file. - * - * Note that there is the case where we do not want to update the - * metadata when the saved metadata is being parsed in userspace - * when setting the existing port access state and access status. - * - * Also note that the failure to write out the ALUA metadata to - * struct file does NOT affect the actual ALUA transition. - */ - if (tg_pt_gp->tg_pt_gp_write_metadata) { - mutex_lock(&tg_pt_gp->tg_pt_gp_md_mutex); - core_alua_update_tpg_primary_metadata(tg_pt_gp); - mutex_unlock(&tg_pt_gp->tg_pt_gp_md_mutex); - } - /* - * Set the current primary ALUA access state to the requested new state - */ - atomic_set(&tg_pt_gp->tg_pt_gp_alua_access_state, - tg_pt_gp->tg_pt_gp_alua_pending_state); - - pr_debug("Successful %s ALUA transition TG PT Group: %s ID: %hu" - " from primary access state %s to %s\n", (explicit) ? "explicit" : - "implicit", config_item_name(&tg_pt_gp->tg_pt_gp_group.cg_item), - tg_pt_gp->tg_pt_gp_id, - core_alua_dump_state(tg_pt_gp->tg_pt_gp_alua_previous_state), - core_alua_dump_state(tg_pt_gp->tg_pt_gp_alua_pending_state)); - - core_alua_queue_state_change_ua(tg_pt_gp); - - spin_lock(&dev->t10_alua.tg_pt_gps_lock); - atomic_dec(&tg_pt_gp->tg_pt_gp_ref_cnt); - spin_unlock(&dev->t10_alua.tg_pt_gps_lock); - - if (tg_pt_gp->tg_pt_gp_transition_complete) - complete(tg_pt_gp->tg_pt_gp_transition_complete); -} - static int core_alua_do_transition_tg_pt( struct t10_alua_tg_pt_gp *tg_pt_gp, int new_state, int explicit) { - struct se_device *dev = tg_pt_gp->tg_pt_gp_dev; - DECLARE_COMPLETION_ONSTACK(wait); + int prev_state; + mutex_lock(&tg_pt_gp->tg_pt_gp_transition_mutex); /* Nothing to be done here */ - if (atomic_read(&tg_pt_gp->tg_pt_gp_alua_access_state) == new_state) + if (tg_pt_gp->tg_pt_gp_alua_access_state == new_state) { + mutex_unlock(&tg_pt_gp->tg_pt_gp_transition_mutex); return 0; + } - if (explicit && new_state == ALUA_ACCESS_STATE_TRANSITION) + if (explicit && new_state == ALUA_ACCESS_STATE_TRANSITION) { + mutex_unlock(&tg_pt_gp->tg_pt_gp_transition_mutex); return -EAGAIN; - - /* - * Flush any pending transitions - */ - if (!explicit) - flush_work(&tg_pt_gp->tg_pt_gp_transition_work); + } /* * Save the old primary ALUA access state, and set the current state * to ALUA_ACCESS_STATE_TRANSITION. */ - atomic_set(&tg_pt_gp->tg_pt_gp_alua_access_state, - ALUA_ACCESS_STATE_TRANSITION); + prev_state = tg_pt_gp->tg_pt_gp_alua_access_state; + tg_pt_gp->tg_pt_gp_alua_access_state = ALUA_ACCESS_STATE_TRANSITION; tg_pt_gp->tg_pt_gp_alua_access_status = (explicit) ? ALUA_STATUS_ALTERED_BY_EXPLICIT_STPG : ALUA_STATUS_ALTERED_BY_IMPLICIT_ALUA; core_alua_queue_state_change_ua(tg_pt_gp); - if (new_state == ALUA_ACCESS_STATE_TRANSITION) + if (new_state == ALUA_ACCESS_STATE_TRANSITION) { + mutex_unlock(&tg_pt_gp->tg_pt_gp_transition_mutex); return 0; - - tg_pt_gp->tg_pt_gp_alua_previous_state = - atomic_read(&tg_pt_gp->tg_pt_gp_alua_access_state); - tg_pt_gp->tg_pt_gp_alua_pending_state = new_state; + } /* * Check for the optional ALUA primary state transition delay @@ -1108,19 +1055,36 @@ static int core_alua_do_transition_tg_pt( msleep_interruptible(tg_pt_gp->tg_pt_gp_trans_delay_msecs); /* - * Take a reference for workqueue item + * Set the current primary ALUA access state to the requested new state */ - spin_lock(&dev->t10_alua.tg_pt_gps_lock); - atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); - spin_unlock(&dev->t10_alua.tg_pt_gps_lock); + tg_pt_gp->tg_pt_gp_alua_access_state = new_state; - schedule_work(&tg_pt_gp->tg_pt_gp_transition_work); - if (explicit) { - tg_pt_gp->tg_pt_gp_transition_complete = &wait; - wait_for_completion(&wait); - tg_pt_gp->tg_pt_gp_transition_complete = NULL; + /* + * Update the ALUA metadata buf that has been allocated in + * core_alua_do_port_transition(), this metadata will be written + * to struct file. + * + * Note that there is the case where we do not want to update the + * metadata when the saved metadata is being parsed in userspace + * when setting the existing port access state and access status. + * + * Also note that the failure to write out the ALUA metadata to + * struct file does NOT affect the actual ALUA transition. + */ + if (tg_pt_gp->tg_pt_gp_write_metadata) { + core_alua_update_tpg_primary_metadata(tg_pt_gp); } + pr_debug("Successful %s ALUA transition TG PT Group: %s ID: %hu" + " from primary access state %s to %s\n", (explicit) ? "explicit" : + "implicit", config_item_name(&tg_pt_gp->tg_pt_gp_group.cg_item), + tg_pt_gp->tg_pt_gp_id, + core_alua_dump_state(prev_state), + core_alua_dump_state(new_state)); + + core_alua_queue_state_change_ua(tg_pt_gp); + + mutex_unlock(&tg_pt_gp->tg_pt_gp_transition_mutex); return 0; } @@ -1685,14 +1649,12 @@ struct t10_alua_tg_pt_gp *core_alua_allocate_tg_pt_gp(struct se_device *dev, } INIT_LIST_HEAD(&tg_pt_gp->tg_pt_gp_list); INIT_LIST_HEAD(&tg_pt_gp->tg_pt_gp_lun_list); - mutex_init(&tg_pt_gp->tg_pt_gp_md_mutex); + mutex_init(&tg_pt_gp->tg_pt_gp_transition_mutex); spin_lock_init(&tg_pt_gp->tg_pt_gp_lock); atomic_set(&tg_pt_gp->tg_pt_gp_ref_cnt, 0); - INIT_WORK(&tg_pt_gp->tg_pt_gp_transition_work, - core_alua_do_transition_tg_pt_work); tg_pt_gp->tg_pt_gp_dev = dev; - atomic_set(&tg_pt_gp->tg_pt_gp_alua_access_state, - ALUA_ACCESS_STATE_ACTIVE_OPTIMIZED); + tg_pt_gp->tg_pt_gp_alua_access_state = + ALUA_ACCESS_STATE_ACTIVE_OPTIMIZED; /* * Enable both explicit and implicit ALUA support by default */ @@ -1797,8 +1759,6 @@ void core_alua_free_tg_pt_gp( dev->t10_alua.alua_tg_pt_gps_counter--; spin_unlock(&dev->t10_alua.tg_pt_gps_lock); - flush_work(&tg_pt_gp->tg_pt_gp_transition_work); - /* * Allow a struct t10_alua_tg_pt_gp_member * referenced by * core_alua_get_tg_pt_gp_by_name() in @@ -1938,8 +1898,8 @@ ssize_t core_alua_show_tg_pt_gp_info(struct se_lun *lun, char *page) "Primary Access Status: %s\nTG Port Secondary Access" " State: %s\nTG Port Secondary Access Status: %s\n", config_item_name(tg_pt_ci), tg_pt_gp->tg_pt_gp_id, - core_alua_dump_state(atomic_read( - &tg_pt_gp->tg_pt_gp_alua_access_state)), + core_alua_dump_state( + tg_pt_gp->tg_pt_gp_alua_access_state), core_alua_dump_status( tg_pt_gp->tg_pt_gp_alua_access_status), atomic_read(&lun->lun_tg_pt_secondary_offline) ? diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 38b5025e4c7a..70657fd56440 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -2392,7 +2392,7 @@ static ssize_t target_tg_pt_gp_alua_access_state_show(struct config_item *item, char *page) { return sprintf(page, "%d\n", - atomic_read(&to_tg_pt_gp(item)->tg_pt_gp_alua_access_state)); + to_tg_pt_gp(item)->tg_pt_gp_alua_access_state); } static ssize_t target_tg_pt_gp_alua_access_state_store(struct config_item *item, diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index d8a16ca6baa5..d1e6cab8e3d3 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -92,6 +92,11 @@ static int target_fabric_mappedlun_link( pr_err("Source se_lun->lun_se_dev does not exist\n"); return -EINVAL; } + if (lun->lun_shutdown) { + pr_err("Unable to create mappedlun symlink because" + " lun->lun_shutdown=true\n"); + return -EINVAL; + } se_tpg = lun->lun_tpg; nacl_ci = &lun_acl_ci->ci_parent->ci_group->cg_item; diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index 6fb191914f45..dfaef4d3b2d2 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -642,6 +642,8 @@ void core_tpg_remove_lun( */ struct se_device *dev = rcu_dereference_raw(lun->lun_se_dev); + lun->lun_shutdown = true; + core_clear_lun_from_tpg(lun, tpg); /* * Wait for any active I/O references to percpu se_lun->lun_ref to @@ -663,6 +665,8 @@ void core_tpg_remove_lun( } if (!(dev->se_hba->hba_flags & HBA_FLAGS_INTERNAL_USE)) hlist_del_rcu(&lun->link); + + lun->lun_shutdown = false; mutex_unlock(&tpg->tpg_lun_mutex); percpu_ref_exit(&lun->lun_ref); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index b1a3cdb29468..a0cd56ee5fe9 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -64,8 +64,9 @@ struct kmem_cache *t10_alua_lba_map_cache; struct kmem_cache *t10_alua_lba_map_mem_cache; static void transport_complete_task_attr(struct se_cmd *cmd); +static int translate_sense_reason(struct se_cmd *cmd, sense_reason_t reason); static void transport_handle_queue_full(struct se_cmd *cmd, - struct se_device *dev); + struct se_device *dev, int err, bool write_pending); static int transport_put_cmd(struct se_cmd *cmd); static void target_complete_ok_work(struct work_struct *work); @@ -804,7 +805,8 @@ void target_qf_do_work(struct work_struct *work) if (cmd->t_state == TRANSPORT_COMPLETE_QF_WP) transport_write_pending_qf(cmd); - else if (cmd->t_state == TRANSPORT_COMPLETE_QF_OK) + else if (cmd->t_state == TRANSPORT_COMPLETE_QF_OK || + cmd->t_state == TRANSPORT_COMPLETE_QF_ERR) transport_complete_qf(cmd); } } @@ -1719,7 +1721,7 @@ void transport_generic_request_failure(struct se_cmd *cmd, } trace_target_cmd_complete(cmd); ret = cmd->se_tfo->queue_status(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; goto check_stop; default: @@ -1730,7 +1732,7 @@ void transport_generic_request_failure(struct se_cmd *cmd, } ret = transport_send_check_condition_and_sense(cmd, sense_reason, 0); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; check_stop: @@ -1739,8 +1741,7 @@ check_stop: return; queue_full: - cmd->t_state = TRANSPORT_COMPLETE_QF_OK; - transport_handle_queue_full(cmd, cmd->se_dev); + transport_handle_queue_full(cmd, cmd->se_dev, ret, false); } EXPORT_SYMBOL(transport_generic_request_failure); @@ -1977,13 +1978,29 @@ static void transport_complete_qf(struct se_cmd *cmd) int ret = 0; transport_complete_task_attr(cmd); + /* + * If a fabric driver ->write_pending() or ->queue_data_in() callback + * has returned neither -ENOMEM or -EAGAIN, assume it's fatal and + * the same callbacks should not be retried. Return CHECK_CONDITION + * if a scsi_status is not already set. + * + * If a fabric driver ->queue_status() has returned non zero, always + * keep retrying no matter what.. + */ + if (cmd->t_state == TRANSPORT_COMPLETE_QF_ERR) { + if (cmd->scsi_status) + goto queue_status; - if (cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) { - trace_target_cmd_complete(cmd); - ret = cmd->se_tfo->queue_status(cmd); - goto out; + cmd->se_cmd_flags |= SCF_EMULATED_TASK_SENSE; + cmd->scsi_status = SAM_STAT_CHECK_CONDITION; + cmd->scsi_sense_length = TRANSPORT_SENSE_BUFFER; + translate_sense_reason(cmd, TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE); + goto queue_status; } + if (cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) + goto queue_status; + switch (cmd->data_direction) { case DMA_FROM_DEVICE: if (cmd->scsi_status) @@ -2007,19 +2024,33 @@ queue_status: break; } -out: if (ret < 0) { - transport_handle_queue_full(cmd, cmd->se_dev); + transport_handle_queue_full(cmd, cmd->se_dev, ret, false); return; } transport_lun_remove_cmd(cmd); transport_cmd_check_stop_to_fabric(cmd); } -static void transport_handle_queue_full( - struct se_cmd *cmd, - struct se_device *dev) +static void transport_handle_queue_full(struct se_cmd *cmd, struct se_device *dev, + int err, bool write_pending) { + /* + * -EAGAIN or -ENOMEM signals retry of ->write_pending() and/or + * ->queue_data_in() callbacks from new process context. + * + * Otherwise for other errors, transport_complete_qf() will send + * CHECK_CONDITION via ->queue_status() instead of attempting to + * retry associated fabric driver data-transfer callbacks. + */ + if (err == -EAGAIN || err == -ENOMEM) { + cmd->t_state = (write_pending) ? TRANSPORT_COMPLETE_QF_WP : + TRANSPORT_COMPLETE_QF_OK; + } else { + pr_warn_ratelimited("Got unknown fabric queue status: %d\n", err); + cmd->t_state = TRANSPORT_COMPLETE_QF_ERR; + } + spin_lock_irq(&dev->qf_cmd_lock); list_add_tail(&cmd->se_qf_node, &cmd->se_dev->qf_cmd_list); atomic_inc_mb(&dev->dev_qf_count); @@ -2083,7 +2114,7 @@ static void target_complete_ok_work(struct work_struct *work) WARN_ON(!cmd->scsi_status); ret = transport_send_check_condition_and_sense( cmd, 0, 1); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; transport_lun_remove_cmd(cmd); @@ -2109,7 +2140,7 @@ static void target_complete_ok_work(struct work_struct *work) } else if (rc) { ret = transport_send_check_condition_and_sense(cmd, rc, 0); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; transport_lun_remove_cmd(cmd); @@ -2134,7 +2165,7 @@ queue_rsp: if (target_read_prot_action(cmd)) { ret = transport_send_check_condition_and_sense(cmd, cmd->pi_err, 0); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; transport_lun_remove_cmd(cmd); @@ -2144,7 +2175,7 @@ queue_rsp: trace_target_cmd_complete(cmd); ret = cmd->se_tfo->queue_data_in(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; break; case DMA_TO_DEVICE: @@ -2157,7 +2188,7 @@ queue_rsp: atomic_long_add(cmd->data_length, &cmd->se_lun->lun_stats.tx_data_octets); ret = cmd->se_tfo->queue_data_in(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; break; } @@ -2166,7 +2197,7 @@ queue_rsp: queue_status: trace_target_cmd_complete(cmd); ret = cmd->se_tfo->queue_status(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; break; default: @@ -2180,8 +2211,8 @@ queue_status: queue_full: pr_debug("Handling complete_ok QUEUE_FULL: se_cmd: %p," " data_direction: %d\n", cmd, cmd->data_direction); - cmd->t_state = TRANSPORT_COMPLETE_QF_OK; - transport_handle_queue_full(cmd, cmd->se_dev); + + transport_handle_queue_full(cmd, cmd->se_dev, ret, false); } void target_free_sgl(struct scatterlist *sgl, int nents) @@ -2449,18 +2480,14 @@ transport_generic_new_cmd(struct se_cmd *cmd) spin_unlock_irqrestore(&cmd->t_state_lock, flags); ret = cmd->se_tfo->write_pending(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) + if (ret) goto queue_full; - /* fabric drivers should only return -EAGAIN or -ENOMEM as error */ - WARN_ON(ret); - - return (!ret) ? 0 : TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; + return 0; queue_full: pr_debug("Handling write_pending QUEUE__FULL: se_cmd: %p\n", cmd); - cmd->t_state = TRANSPORT_COMPLETE_QF_WP; - transport_handle_queue_full(cmd, cmd->se_dev); + transport_handle_queue_full(cmd, cmd->se_dev, ret, true); return 0; } EXPORT_SYMBOL(transport_generic_new_cmd); @@ -2470,10 +2497,10 @@ static void transport_write_pending_qf(struct se_cmd *cmd) int ret; ret = cmd->se_tfo->write_pending(cmd); - if (ret == -EAGAIN || ret == -ENOMEM) { + if (ret) { pr_debug("Handling write_pending QUEUE__FULL: se_cmd: %p\n", cmd); - transport_handle_queue_full(cmd, cmd->se_dev); + transport_handle_queue_full(cmd, cmd->se_dev, ret, true); } } @@ -3011,6 +3038,8 @@ static int __transport_check_aborted_status(struct se_cmd *cmd, int send_status) __releases(&cmd->t_state_lock) __acquires(&cmd->t_state_lock) { + int ret; + assert_spin_locked(&cmd->t_state_lock); WARN_ON_ONCE(!irqs_disabled()); @@ -3034,7 +3063,9 @@ static int __transport_check_aborted_status(struct se_cmd *cmd, int send_status) trace_target_cmd_complete(cmd); spin_unlock_irq(&cmd->t_state_lock); - cmd->se_tfo->queue_status(cmd); + ret = cmd->se_tfo->queue_status(cmd); + if (ret) + transport_handle_queue_full(cmd, cmd->se_dev, ret, false); spin_lock_irq(&cmd->t_state_lock); return 1; @@ -3055,6 +3086,7 @@ EXPORT_SYMBOL(transport_check_aborted_status); void transport_send_task_abort(struct se_cmd *cmd) { unsigned long flags; + int ret; spin_lock_irqsave(&cmd->t_state_lock, flags); if (cmd->se_cmd_flags & (SCF_SENT_CHECK_CONDITION)) { @@ -3090,7 +3122,9 @@ send_abort: cmd->t_task_cdb[0], cmd->tag); trace_target_cmd_complete(cmd); - cmd->se_tfo->queue_status(cmd); + ret = cmd->se_tfo->queue_status(cmd); + if (ret) + transport_handle_queue_full(cmd, cmd->se_dev, ret, false); } static void target_tmr_work(struct work_struct *work) diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index c6874c38a10b..f615c3bbb73e 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -311,24 +311,50 @@ static void free_data_area(struct tcmu_dev *udev, struct tcmu_cmd *cmd) DATA_BLOCK_BITS); } -static void gather_data_area(struct tcmu_dev *udev, unsigned long *cmd_bitmap, - struct scatterlist *data_sg, unsigned int data_nents) +static void gather_data_area(struct tcmu_dev *udev, struct tcmu_cmd *cmd, + bool bidi) { + struct se_cmd *se_cmd = cmd->se_cmd; int i, block; int block_remaining = 0; void *from, *to; size_t copy_bytes, from_offset; - struct scatterlist *sg; + struct scatterlist *sg, *data_sg; + unsigned int data_nents; + DECLARE_BITMAP(bitmap, DATA_BLOCK_BITS); + + bitmap_copy(bitmap, cmd->data_bitmap, DATA_BLOCK_BITS); + + if (!bidi) { + data_sg = se_cmd->t_data_sg; + data_nents = se_cmd->t_data_nents; + } else { + uint32_t count; + + /* + * For bidi case, the first count blocks are for Data-Out + * buffer blocks, and before gathering the Data-In buffer + * the Data-Out buffer blocks should be discarded. + */ + count = DIV_ROUND_UP(se_cmd->data_length, DATA_BLOCK_SIZE); + while (count--) { + block = find_first_bit(bitmap, DATA_BLOCK_BITS); + clear_bit(block, bitmap); + } + + data_sg = se_cmd->t_bidi_data_sg; + data_nents = se_cmd->t_bidi_data_nents; + } for_each_sg(data_sg, sg, data_nents, i) { int sg_remaining = sg->length; to = kmap_atomic(sg_page(sg)) + sg->offset; while (sg_remaining > 0) { if (block_remaining == 0) { - block = find_first_bit(cmd_bitmap, + block = find_first_bit(bitmap, DATA_BLOCK_BITS); block_remaining = DATA_BLOCK_SIZE; - clear_bit(block, cmd_bitmap); + clear_bit(block, bitmap); } copy_bytes = min_t(size_t, sg_remaining, block_remaining); @@ -394,6 +420,27 @@ static bool is_ring_space_avail(struct tcmu_dev *udev, size_t cmd_size, size_t d return true; } +static inline size_t tcmu_cmd_get_data_length(struct tcmu_cmd *tcmu_cmd) +{ + struct se_cmd *se_cmd = tcmu_cmd->se_cmd; + size_t data_length = round_up(se_cmd->data_length, DATA_BLOCK_SIZE); + + if (se_cmd->se_cmd_flags & SCF_BIDI) { + BUG_ON(!(se_cmd->t_bidi_data_sg && se_cmd->t_bidi_data_nents)); + data_length += round_up(se_cmd->t_bidi_data_sg->length, + DATA_BLOCK_SIZE); + } + + return data_length; +} + +static inline uint32_t tcmu_cmd_get_block_cnt(struct tcmu_cmd *tcmu_cmd) +{ + size_t data_length = tcmu_cmd_get_data_length(tcmu_cmd); + + return data_length / DATA_BLOCK_SIZE; +} + static sense_reason_t tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) { @@ -407,7 +454,7 @@ tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) uint32_t cmd_head; uint64_t cdb_off; bool copy_to_data_area; - size_t data_length; + size_t data_length = tcmu_cmd_get_data_length(tcmu_cmd); DECLARE_BITMAP(old_bitmap, DATA_BLOCK_BITS); if (test_bit(TCMU_DEV_BIT_BROKEN, &udev->flags)) @@ -421,8 +468,7 @@ tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) * expensive to tell how many regions are freed in the bitmap */ base_command_size = max(offsetof(struct tcmu_cmd_entry, - req.iov[se_cmd->t_bidi_data_nents + - se_cmd->t_data_nents]), + req.iov[tcmu_cmd_get_block_cnt(tcmu_cmd)]), sizeof(struct tcmu_cmd_entry)); command_size = base_command_size + round_up(scsi_command_size(se_cmd->t_task_cdb), TCMU_OP_ALIGN_SIZE); @@ -433,11 +479,6 @@ tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) mb = udev->mb_addr; cmd_head = mb->cmd_head % udev->cmdr_size; /* UAM */ - data_length = se_cmd->data_length; - if (se_cmd->se_cmd_flags & SCF_BIDI) { - BUG_ON(!(se_cmd->t_bidi_data_sg && se_cmd->t_bidi_data_nents)); - data_length += se_cmd->t_bidi_data_sg->length; - } if ((command_size > (udev->cmdr_size / 2)) || data_length > udev->data_size) { pr_warn("TCMU: Request of size %zu/%zu is too big for %u/%zu " @@ -511,11 +552,14 @@ tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) entry->req.iov_dif_cnt = 0; /* Handle BIDI commands */ - iov_cnt = 0; - alloc_and_scatter_data_area(udev, se_cmd->t_bidi_data_sg, - se_cmd->t_bidi_data_nents, &iov, &iov_cnt, false); - entry->req.iov_bidi_cnt = iov_cnt; - + if (se_cmd->se_cmd_flags & SCF_BIDI) { + iov_cnt = 0; + iov++; + alloc_and_scatter_data_area(udev, se_cmd->t_bidi_data_sg, + se_cmd->t_bidi_data_nents, &iov, &iov_cnt, + false); + entry->req.iov_bidi_cnt = iov_cnt; + } /* cmd's data_bitmap is what changed in process */ bitmap_xor(tcmu_cmd->data_bitmap, old_bitmap, udev->data_bitmap, DATA_BLOCK_BITS); @@ -592,19 +636,11 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry * se_cmd->scsi_sense_length); free_data_area(udev, cmd); } else if (se_cmd->se_cmd_flags & SCF_BIDI) { - DECLARE_BITMAP(bitmap, DATA_BLOCK_BITS); - /* Get Data-In buffer before clean up */ - bitmap_copy(bitmap, cmd->data_bitmap, DATA_BLOCK_BITS); - gather_data_area(udev, bitmap, - se_cmd->t_bidi_data_sg, se_cmd->t_bidi_data_nents); + gather_data_area(udev, cmd, true); free_data_area(udev, cmd); } else if (se_cmd->data_direction == DMA_FROM_DEVICE) { - DECLARE_BITMAP(bitmap, DATA_BLOCK_BITS); - - bitmap_copy(bitmap, cmd->data_bitmap, DATA_BLOCK_BITS); - gather_data_area(udev, bitmap, - se_cmd->t_data_sg, se_cmd->t_data_nents); + gather_data_area(udev, cmd, false); free_data_area(udev, cmd); } else if (se_cmd->data_direction == DMA_TO_DEVICE) { free_data_area(udev, cmd); @@ -1196,11 +1232,6 @@ static ssize_t tcmu_cmd_time_out_store(struct config_item *item, const char *pag if (ret < 0) return ret; - if (!val) { - pr_err("Illegal value for cmd_time_out\n"); - return -EINVAL; - } - udev->cmd_time_out = val * MSEC_PER_SEC; return count; } diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index b0500a0a87b8..e4603b09863a 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -492,6 +492,41 @@ static void tty_ldisc_close(struct tty_struct *tty, struct tty_ldisc *ld) } /** + * tty_ldisc_restore - helper for tty ldisc change + * @tty: tty to recover + * @old: previous ldisc + * + * Restore the previous line discipline or N_TTY when a line discipline + * change fails due to an open error + */ + +static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old) +{ + struct tty_ldisc *new_ldisc; + int r; + + /* There is an outstanding reference here so this is safe */ + old = tty_ldisc_get(tty, old->ops->num); + WARN_ON(IS_ERR(old)); + tty->ldisc = old; + tty_set_termios_ldisc(tty, old->ops->num); + if (tty_ldisc_open(tty, old) < 0) { + tty_ldisc_put(old); + /* This driver is always present */ + new_ldisc = tty_ldisc_get(tty, N_TTY); + if (IS_ERR(new_ldisc)) + panic("n_tty: get"); + tty->ldisc = new_ldisc; + tty_set_termios_ldisc(tty, N_TTY); + r = tty_ldisc_open(tty, new_ldisc); + if (r < 0) + panic("Couldn't open N_TTY ldisc for " + "%s --- error %d.", + tty_name(tty), r); + } +} + +/** * tty_set_ldisc - set line discipline * @tty: the terminal to set * @ldisc: the line discipline @@ -504,7 +539,12 @@ static void tty_ldisc_close(struct tty_struct *tty, struct tty_ldisc *ld) int tty_set_ldisc(struct tty_struct *tty, int disc) { - int retval, old_disc; + int retval; + struct tty_ldisc *old_ldisc, *new_ldisc; + + new_ldisc = tty_ldisc_get(tty, disc); + if (IS_ERR(new_ldisc)) + return PTR_ERR(new_ldisc); tty_lock(tty); retval = tty_ldisc_lock(tty, 5 * HZ); @@ -517,8 +557,7 @@ int tty_set_ldisc(struct tty_struct *tty, int disc) } /* Check the no-op case */ - old_disc = tty->ldisc->ops->num; - if (old_disc == disc) + if (tty->ldisc->ops->num == disc) goto out; if (test_bit(TTY_HUPPED, &tty->flags)) { @@ -527,25 +566,34 @@ int tty_set_ldisc(struct tty_struct *tty, int disc) goto out; } - retval = tty_ldisc_reinit(tty, disc); + old_ldisc = tty->ldisc; + + /* Shutdown the old discipline. */ + tty_ldisc_close(tty, old_ldisc); + + /* Now set up the new line discipline. */ + tty->ldisc = new_ldisc; + tty_set_termios_ldisc(tty, disc); + + retval = tty_ldisc_open(tty, new_ldisc); if (retval < 0) { /* Back to the old one or N_TTY if we can't */ - if (tty_ldisc_reinit(tty, old_disc) < 0) { - pr_err("tty: TIOCSETD failed, reinitializing N_TTY\n"); - if (tty_ldisc_reinit(tty, N_TTY) < 0) { - /* At this point we have tty->ldisc == NULL. */ - pr_err("tty: reinitializing N_TTY failed\n"); - } - } + tty_ldisc_put(new_ldisc); + tty_ldisc_restore(tty, old_ldisc); } - if (tty->ldisc && tty->ldisc->ops->num != old_disc && - tty->ops->set_ldisc) { + if (tty->ldisc->ops->num != old_ldisc->ops->num && tty->ops->set_ldisc) { down_read(&tty->termios_rwsem); tty->ops->set_ldisc(tty); up_read(&tty->termios_rwsem); } + /* At this point we hold a reference to the new ldisc and a + reference to the old ldisc, or we hold two references to + the old ldisc (if it was restored as part of error cleanup + above). In either case, releasing a single reference from + the old ldisc is correct. */ + new_ldisc = old_ldisc; out: tty_ldisc_unlock(tty); @@ -553,6 +601,7 @@ out: already running */ tty_buffer_restart_work(tty->port); err: + tty_ldisc_put(new_ldisc); /* drop the extra reference */ tty_unlock(tty); return retval; } @@ -613,8 +662,10 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc) int retval; ld = tty_ldisc_get(tty, disc); - if (IS_ERR(ld)) + if (IS_ERR(ld)) { + BUG_ON(disc == N_TTY); return PTR_ERR(ld); + } if (tty->ldisc) { tty_ldisc_close(tty, tty->ldisc); @@ -626,8 +677,10 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc) tty_set_termios_ldisc(tty, disc); retval = tty_ldisc_open(tty, tty->ldisc); if (retval) { - tty_ldisc_put(tty->ldisc); - tty->ldisc = NULL; + if (!WARN_ON(disc == N_TTY)) { + tty_ldisc_put(tty->ldisc); + tty->ldisc = NULL; + } } return retval; } diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index d2351139342f..a82e2bd5ea34 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -373,7 +373,7 @@ static void bot_cleanup_old_alt(struct f_uas *fu) usb_ep_free_request(fu->ep_in, fu->bot_req_in); usb_ep_free_request(fu->ep_out, fu->bot_req_out); usb_ep_free_request(fu->ep_out, fu->cmd.req); - usb_ep_free_request(fu->ep_out, fu->bot_status.req); + usb_ep_free_request(fu->ep_in, fu->bot_status.req); kfree(fu->cmd.buf); diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index 8c4dc1e1f94f..b827a8113e26 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -10,6 +10,7 @@ #include <linux/efi.h> #include <linux/errno.h> #include <linux/fb.h> +#include <linux/pci.h> #include <linux/platform_device.h> #include <linux/screen_info.h> #include <video/vga.h> @@ -143,6 +144,8 @@ static struct attribute *efifb_attrs[] = { }; ATTRIBUTE_GROUPS(efifb); +static bool pci_dev_disabled; /* FB base matches BAR of a disabled device */ + static int efifb_probe(struct platform_device *dev) { struct fb_info *info; @@ -152,7 +155,7 @@ static int efifb_probe(struct platform_device *dev) unsigned int size_total; char *option = NULL; - if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI) + if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI || pci_dev_disabled) return -ENODEV; if (fb_get_options("efifb", &option)) @@ -360,3 +363,64 @@ static struct platform_driver efifb_driver = { }; builtin_platform_driver(efifb_driver); + +#if defined(CONFIG_PCI) && !defined(CONFIG_X86) + +static bool pci_bar_found; /* did we find a BAR matching the efifb base? */ + +static void claim_efifb_bar(struct pci_dev *dev, int idx) +{ + u16 word; + + pci_bar_found = true; + + pci_read_config_word(dev, PCI_COMMAND, &word); + if (!(word & PCI_COMMAND_MEMORY)) { + pci_dev_disabled = true; + dev_err(&dev->dev, + "BAR %d: assigned to efifb but device is disabled!\n", + idx); + return; + } + + if (pci_claim_resource(dev, idx)) { + pci_dev_disabled = true; + dev_err(&dev->dev, + "BAR %d: failed to claim resource for efifb!\n", idx); + return; + } + + dev_info(&dev->dev, "BAR %d: assigned to efifb\n", idx); +} + +static void efifb_fixup_resources(struct pci_dev *dev) +{ + u64 base = screen_info.lfb_base; + u64 size = screen_info.lfb_size; + int i; + + if (pci_bar_found || screen_info.orig_video_isVGA != VIDEO_TYPE_EFI) + return; + + if (screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE) + base |= (u64)screen_info.ext_lfb_base << 32; + + if (!base) + return; + + for (i = 0; i < PCI_STD_RESOURCE_END; i++) { + struct resource *res = &dev->resource[i]; + + if (!(res->flags & IORESOURCE_MEM)) + continue; + + if (res->start <= base && res->end >= base + size - 1) { + claim_efifb_bar(dev, i); + break; + } + } +} +DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY, + 16, efifb_fixup_resources); + +#endif diff --git a/drivers/video/fbdev/omap/omapfb_main.c b/drivers/video/fbdev/omap/omapfb_main.c index 1abba07b84b3..f4cbfb3b8a09 100644 --- a/drivers/video/fbdev/omap/omapfb_main.c +++ b/drivers/video/fbdev/omap/omapfb_main.c @@ -1608,19 +1608,6 @@ static int omapfb_find_ctrl(struct omapfb_device *fbdev) return 0; } -static void check_required_callbacks(struct omapfb_device *fbdev) -{ -#define _C(x) (fbdev->ctrl->x != NULL) -#define _P(x) (fbdev->panel->x != NULL) - BUG_ON(fbdev->ctrl == NULL || fbdev->panel == NULL); - BUG_ON(!(_C(init) && _C(cleanup) && _C(get_caps) && - _C(set_update_mode) && _C(setup_plane) && _C(enable_plane) && - _P(init) && _P(cleanup) && _P(enable) && _P(disable) && - _P(get_caps))); -#undef _P -#undef _C -} - /* * Called by LDM binding to probe and attach a new device. * Initialization sequence: @@ -1705,8 +1692,6 @@ static int omapfb_do_probe(struct platform_device *pdev, omapfb_ops.fb_mmap = omapfb_mmap; init_state++; - check_required_callbacks(fbdev); - r = planes_init(fbdev); if (r) goto cleanup; diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c index bd017b57c47f..f599520374dd 100644 --- a/drivers/video/fbdev/ssd1307fb.c +++ b/drivers/video/fbdev/ssd1307fb.c @@ -578,10 +578,14 @@ static int ssd1307fb_probe(struct i2c_client *client, par->vbat_reg = devm_regulator_get_optional(&client->dev, "vbat"); if (IS_ERR(par->vbat_reg)) { - dev_err(&client->dev, "failed to get VBAT regulator: %ld\n", - PTR_ERR(par->vbat_reg)); ret = PTR_ERR(par->vbat_reg); - goto fb_alloc_error; + if (ret == -ENODEV) { + par->vbat_reg = NULL; + } else { + dev_err(&client->dev, "failed to get VBAT regulator: %d\n", + ret); + goto fb_alloc_error; + } } if (of_property_read_u32(node, "solomon,width", &par->width)) @@ -668,10 +672,13 @@ static int ssd1307fb_probe(struct i2c_client *client, udelay(4); } - ret = regulator_enable(par->vbat_reg); - if (ret) { - dev_err(&client->dev, "failed to enable VBAT: %d\n", ret); - goto reset_oled_error; + if (par->vbat_reg) { + ret = regulator_enable(par->vbat_reg); + if (ret) { + dev_err(&client->dev, "failed to enable VBAT: %d\n", + ret); + goto reset_oled_error; + } } ret = ssd1307fb_init(par); @@ -710,7 +717,8 @@ panel_init_error: pwm_put(par->pwm); }; regulator_enable_error: - regulator_disable(par->vbat_reg); + if (par->vbat_reg) + regulator_disable(par->vbat_reg); reset_oled_error: fb_deferred_io_cleanup(info); fb_alloc_error: diff --git a/drivers/video/fbdev/xen-fbfront.c b/drivers/video/fbdev/xen-fbfront.c index d0115a7af0a9..3ee309c50b2d 100644 --- a/drivers/video/fbdev/xen-fbfront.c +++ b/drivers/video/fbdev/xen-fbfront.c @@ -643,7 +643,6 @@ static void xenfb_backend_changed(struct xenbus_device *dev, break; case XenbusStateInitWait: -InitWait: xenbus_switch_state(dev, XenbusStateConnected); break; @@ -654,7 +653,8 @@ InitWait: * get Connected twice here. */ if (dev->state != XenbusStateConnected) - goto InitWait; /* no InitWait seen yet, fudge it */ + /* no InitWait seen yet, fudge it */ + xenbus_switch_state(dev, XenbusStateConnected); if (xenbus_read_unsigned(info->xbdev->otherend, "request-update", 0)) diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index 400d70b69379..48230a5e12f2 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -232,6 +232,12 @@ static int virtio_dev_probe(struct device *_d) if (device_features & (1ULL << i)) __virtio_set_bit(dev, i); + if (drv->validate) { + err = drv->validate(dev); + if (err) + goto err; + } + err = virtio_finalize_features(dev); if (err) goto err; diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c index 590534910dc6..698d5d06fa03 100644 --- a/drivers/virtio/virtio_pci_common.c +++ b/drivers/virtio/virtio_pci_common.c @@ -33,8 +33,10 @@ void vp_synchronize_vectors(struct virtio_device *vdev) struct virtio_pci_device *vp_dev = to_vp_device(vdev); int i; - synchronize_irq(pci_irq_vector(vp_dev->pci_dev, 0)); - for (i = 1; i < vp_dev->msix_vectors; i++) + if (vp_dev->intx_enabled) + synchronize_irq(vp_dev->pci_dev->irq); + + for (i = 0; i < vp_dev->msix_vectors; ++i) synchronize_irq(pci_irq_vector(vp_dev->pci_dev, i)); } @@ -60,13 +62,16 @@ static irqreturn_t vp_config_changed(int irq, void *opaque) static irqreturn_t vp_vring_interrupt(int irq, void *opaque) { struct virtio_pci_device *vp_dev = opaque; + struct virtio_pci_vq_info *info; irqreturn_t ret = IRQ_NONE; - struct virtqueue *vq; + unsigned long flags; - list_for_each_entry(vq, &vp_dev->vdev.vqs, list) { - if (vq->callback && vring_interrupt(irq, vq) == IRQ_HANDLED) + spin_lock_irqsave(&vp_dev->lock, flags); + list_for_each_entry(info, &vp_dev->virtqueues, node) { + if (vring_interrupt(irq, info->vq) == IRQ_HANDLED) ret = IRQ_HANDLED; } + spin_unlock_irqrestore(&vp_dev->lock, flags); return ret; } @@ -97,186 +102,244 @@ static irqreturn_t vp_interrupt(int irq, void *opaque) return vp_vring_interrupt(irq, opaque); } -static void vp_remove_vqs(struct virtio_device *vdev) +static int vp_request_msix_vectors(struct virtio_device *vdev, int nvectors, + bool per_vq_vectors, struct irq_affinity *desc) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); - struct virtqueue *vq, *n; + const char *name = dev_name(&vp_dev->vdev.dev); + unsigned i, v; + int err = -ENOMEM; - list_for_each_entry_safe(vq, n, &vdev->vqs, list) { - if (vp_dev->msix_vector_map) { - int v = vp_dev->msix_vector_map[vq->index]; + vp_dev->msix_vectors = nvectors; - if (v != VIRTIO_MSI_NO_VECTOR) - free_irq(pci_irq_vector(vp_dev->pci_dev, v), - vq); - } - vp_dev->del_vq(vq); + vp_dev->msix_names = kmalloc(nvectors * sizeof *vp_dev->msix_names, + GFP_KERNEL); + if (!vp_dev->msix_names) + goto error; + vp_dev->msix_affinity_masks + = kzalloc(nvectors * sizeof *vp_dev->msix_affinity_masks, + GFP_KERNEL); + if (!vp_dev->msix_affinity_masks) + goto error; + for (i = 0; i < nvectors; ++i) + if (!alloc_cpumask_var(&vp_dev->msix_affinity_masks[i], + GFP_KERNEL)) + goto error; + + err = pci_alloc_irq_vectors_affinity(vp_dev->pci_dev, nvectors, + nvectors, PCI_IRQ_MSIX | + (desc ? PCI_IRQ_AFFINITY : 0), + desc); + if (err < 0) + goto error; + vp_dev->msix_enabled = 1; + + /* Set the vector used for configuration */ + v = vp_dev->msix_used_vectors; + snprintf(vp_dev->msix_names[v], sizeof *vp_dev->msix_names, + "%s-config", name); + err = request_irq(pci_irq_vector(vp_dev->pci_dev, v), + vp_config_changed, 0, vp_dev->msix_names[v], + vp_dev); + if (err) + goto error; + ++vp_dev->msix_used_vectors; + + v = vp_dev->config_vector(vp_dev, v); + /* Verify we had enough resources to assign the vector */ + if (v == VIRTIO_MSI_NO_VECTOR) { + err = -EBUSY; + goto error; } + + if (!per_vq_vectors) { + /* Shared vector for all VQs */ + v = vp_dev->msix_used_vectors; + snprintf(vp_dev->msix_names[v], sizeof *vp_dev->msix_names, + "%s-virtqueues", name); + err = request_irq(pci_irq_vector(vp_dev->pci_dev, v), + vp_vring_interrupt, 0, vp_dev->msix_names[v], + vp_dev); + if (err) + goto error; + ++vp_dev->msix_used_vectors; + } + return 0; +error: + return err; +} + +static struct virtqueue *vp_setup_vq(struct virtio_device *vdev, unsigned index, + void (*callback)(struct virtqueue *vq), + const char *name, + u16 msix_vec) +{ + struct virtio_pci_device *vp_dev = to_vp_device(vdev); + struct virtio_pci_vq_info *info = kmalloc(sizeof *info, GFP_KERNEL); + struct virtqueue *vq; + unsigned long flags; + + /* fill out our structure that represents an active queue */ + if (!info) + return ERR_PTR(-ENOMEM); + + vq = vp_dev->setup_vq(vp_dev, info, index, callback, name, + msix_vec); + if (IS_ERR(vq)) + goto out_info; + + info->vq = vq; + if (callback) { + spin_lock_irqsave(&vp_dev->lock, flags); + list_add(&info->node, &vp_dev->virtqueues); + spin_unlock_irqrestore(&vp_dev->lock, flags); + } else { + INIT_LIST_HEAD(&info->node); + } + + vp_dev->vqs[index] = info; + return vq; + +out_info: + kfree(info); + return vq; +} + +static void vp_del_vq(struct virtqueue *vq) +{ + struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); + struct virtio_pci_vq_info *info = vp_dev->vqs[vq->index]; + unsigned long flags; + + spin_lock_irqsave(&vp_dev->lock, flags); + list_del(&info->node); + spin_unlock_irqrestore(&vp_dev->lock, flags); + + vp_dev->del_vq(info); + kfree(info); } /* the config->del_vqs() implementation */ void vp_del_vqs(struct virtio_device *vdev) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); + struct virtqueue *vq, *n; int i; - if (WARN_ON_ONCE(list_empty_careful(&vdev->vqs))) - return; + list_for_each_entry_safe(vq, n, &vdev->vqs, list) { + if (vp_dev->per_vq_vectors) { + int v = vp_dev->vqs[vq->index]->msix_vector; - vp_remove_vqs(vdev); + if (v != VIRTIO_MSI_NO_VECTOR) { + int irq = pci_irq_vector(vp_dev->pci_dev, v); + + irq_set_affinity_hint(irq, NULL); + free_irq(irq, vq); + } + } + vp_del_vq(vq); + } + vp_dev->per_vq_vectors = false; + + if (vp_dev->intx_enabled) { + free_irq(vp_dev->pci_dev->irq, vp_dev); + vp_dev->intx_enabled = 0; + } - if (vp_dev->pci_dev->msix_enabled) { - for (i = 0; i < vp_dev->msix_vectors; i++) + for (i = 0; i < vp_dev->msix_used_vectors; ++i) + free_irq(pci_irq_vector(vp_dev->pci_dev, i), vp_dev); + + for (i = 0; i < vp_dev->msix_vectors; i++) + if (vp_dev->msix_affinity_masks[i]) free_cpumask_var(vp_dev->msix_affinity_masks[i]); + if (vp_dev->msix_enabled) { /* Disable the vector used for configuration */ vp_dev->config_vector(vp_dev, VIRTIO_MSI_NO_VECTOR); - kfree(vp_dev->msix_affinity_masks); - kfree(vp_dev->msix_names); - kfree(vp_dev->msix_vector_map); + pci_free_irq_vectors(vp_dev->pci_dev); + vp_dev->msix_enabled = 0; } - free_irq(pci_irq_vector(vp_dev->pci_dev, 0), vp_dev); - pci_free_irq_vectors(vp_dev->pci_dev); + vp_dev->msix_vectors = 0; + vp_dev->msix_used_vectors = 0; + kfree(vp_dev->msix_names); + vp_dev->msix_names = NULL; + kfree(vp_dev->msix_affinity_masks); + vp_dev->msix_affinity_masks = NULL; + kfree(vp_dev->vqs); + vp_dev->vqs = NULL; } static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs, struct virtqueue *vqs[], vq_callback_t *callbacks[], - const char * const names[], struct irq_affinity *desc) + const char * const names[], bool per_vq_vectors, + struct irq_affinity *desc) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); - const char *name = dev_name(&vp_dev->vdev.dev); - int i, j, err = -ENOMEM, allocated_vectors, nvectors; - unsigned flags = PCI_IRQ_MSIX; - bool shared = false; u16 msix_vec; + int i, err, nvectors, allocated_vectors; - if (desc) { - flags |= PCI_IRQ_AFFINITY; - desc->pre_vectors++; /* virtio config vector */ - } - - nvectors = 1; - for (i = 0; i < nvqs; i++) - if (callbacks[i]) - nvectors++; - - /* Try one vector per queue first. */ - err = pci_alloc_irq_vectors_affinity(vp_dev->pci_dev, nvectors, - nvectors, flags, desc); - if (err < 0) { - /* Fallback to one vector for config, one shared for queues. */ - shared = true; - err = pci_alloc_irq_vectors(vp_dev->pci_dev, 2, 2, - PCI_IRQ_MSIX); - if (err < 0) - return err; - } - if (err < 0) - return err; - - vp_dev->msix_vectors = nvectors; - vp_dev->msix_names = kmalloc_array(nvectors, - sizeof(*vp_dev->msix_names), GFP_KERNEL); - if (!vp_dev->msix_names) - goto out_free_irq_vectors; - - vp_dev->msix_affinity_masks = kcalloc(nvectors, - sizeof(*vp_dev->msix_affinity_masks), GFP_KERNEL); - if (!vp_dev->msix_affinity_masks) - goto out_free_msix_names; + vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); + if (!vp_dev->vqs) + return -ENOMEM; - for (i = 0; i < nvectors; ++i) { - if (!alloc_cpumask_var(&vp_dev->msix_affinity_masks[i], - GFP_KERNEL)) - goto out_free_msix_affinity_masks; + if (per_vq_vectors) { + /* Best option: one for change interrupt, one per vq. */ + nvectors = 1; + for (i = 0; i < nvqs; ++i) + if (callbacks[i]) + ++nvectors; + } else { + /* Second best: one for change, shared for all vqs. */ + nvectors = 2; } - /* Set the vector used for configuration */ - snprintf(vp_dev->msix_names[0], sizeof(*vp_dev->msix_names), - "%s-config", name); - err = request_irq(pci_irq_vector(vp_dev->pci_dev, 0), vp_config_changed, - 0, vp_dev->msix_names[0], vp_dev); + err = vp_request_msix_vectors(vdev, nvectors, per_vq_vectors, + per_vq_vectors ? desc : NULL); if (err) - goto out_free_msix_affinity_masks; + goto error_find; - /* Verify we had enough resources to assign the vector */ - if (vp_dev->config_vector(vp_dev, 0) == VIRTIO_MSI_NO_VECTOR) { - err = -EBUSY; - goto out_free_config_irq; - } - - vp_dev->msix_vector_map = kmalloc_array(nvqs, - sizeof(*vp_dev->msix_vector_map), GFP_KERNEL); - if (!vp_dev->msix_vector_map) - goto out_disable_config_irq; - - allocated_vectors = j = 1; /* vector 0 is the config interrupt */ + vp_dev->per_vq_vectors = per_vq_vectors; + allocated_vectors = vp_dev->msix_used_vectors; for (i = 0; i < nvqs; ++i) { if (!names[i]) { vqs[i] = NULL; continue; } - if (callbacks[i]) - msix_vec = allocated_vectors; - else + if (!callbacks[i]) msix_vec = VIRTIO_MSI_NO_VECTOR; - - vqs[i] = vp_dev->setup_vq(vp_dev, i, callbacks[i], names[i], - msix_vec); + else if (vp_dev->per_vq_vectors) + msix_vec = allocated_vectors++; + else + msix_vec = VP_MSIX_VQ_VECTOR; + vqs[i] = vp_setup_vq(vdev, i, callbacks[i], names[i], + msix_vec); if (IS_ERR(vqs[i])) { err = PTR_ERR(vqs[i]); - goto out_remove_vqs; + goto error_find; } - if (msix_vec == VIRTIO_MSI_NO_VECTOR) { - vp_dev->msix_vector_map[i] = VIRTIO_MSI_NO_VECTOR; + if (!vp_dev->per_vq_vectors || msix_vec == VIRTIO_MSI_NO_VECTOR) continue; - } - snprintf(vp_dev->msix_names[j], - sizeof(*vp_dev->msix_names), "%s-%s", + /* allocate per-vq irq if available and necessary */ + snprintf(vp_dev->msix_names[msix_vec], + sizeof *vp_dev->msix_names, + "%s-%s", dev_name(&vp_dev->vdev.dev), names[i]); err = request_irq(pci_irq_vector(vp_dev->pci_dev, msix_vec), - vring_interrupt, IRQF_SHARED, - vp_dev->msix_names[j], vqs[i]); - if (err) { - /* don't free this irq on error */ - vp_dev->msix_vector_map[i] = VIRTIO_MSI_NO_VECTOR; - goto out_remove_vqs; - } - vp_dev->msix_vector_map[i] = msix_vec; - j++; - - /* - * Use a different vector for each queue if they are available, - * else share the same vector for all VQs. - */ - if (!shared) - allocated_vectors++; + vring_interrupt, 0, + vp_dev->msix_names[msix_vec], + vqs[i]); + if (err) + goto error_find; } - return 0; -out_remove_vqs: - vp_remove_vqs(vdev); - kfree(vp_dev->msix_vector_map); -out_disable_config_irq: - vp_dev->config_vector(vp_dev, VIRTIO_MSI_NO_VECTOR); -out_free_config_irq: - free_irq(pci_irq_vector(vp_dev->pci_dev, 0), vp_dev); -out_free_msix_affinity_masks: - for (i = 0; i < nvectors; i++) { - if (vp_dev->msix_affinity_masks[i]) - free_cpumask_var(vp_dev->msix_affinity_masks[i]); - } - kfree(vp_dev->msix_affinity_masks); -out_free_msix_names: - kfree(vp_dev->msix_names); -out_free_irq_vectors: - pci_free_irq_vectors(vp_dev->pci_dev); +error_find: + vp_del_vqs(vdev); return err; } @@ -287,29 +350,33 @@ static int vp_find_vqs_intx(struct virtio_device *vdev, unsigned nvqs, struct virtio_pci_device *vp_dev = to_vp_device(vdev); int i, err; + vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); + if (!vp_dev->vqs) + return -ENOMEM; + err = request_irq(vp_dev->pci_dev->irq, vp_interrupt, IRQF_SHARED, dev_name(&vdev->dev), vp_dev); if (err) - return err; + goto out_del_vqs; + vp_dev->intx_enabled = 1; + vp_dev->per_vq_vectors = false; for (i = 0; i < nvqs; ++i) { if (!names[i]) { vqs[i] = NULL; continue; } - vqs[i] = vp_dev->setup_vq(vp_dev, i, callbacks[i], names[i], - VIRTIO_MSI_NO_VECTOR); + vqs[i] = vp_setup_vq(vdev, i, callbacks[i], names[i], + VIRTIO_MSI_NO_VECTOR); if (IS_ERR(vqs[i])) { err = PTR_ERR(vqs[i]); - goto out_remove_vqs; + goto out_del_vqs; } } return 0; - -out_remove_vqs: - vp_remove_vqs(vdev); - free_irq(pci_irq_vector(vp_dev->pci_dev, 0), vp_dev); +out_del_vqs: + vp_del_vqs(vdev); return err; } @@ -320,9 +387,15 @@ int vp_find_vqs(struct virtio_device *vdev, unsigned nvqs, { int err; - err = vp_find_vqs_msix(vdev, nvqs, vqs, callbacks, names, desc); + /* Try MSI-X with one vector per queue. */ + err = vp_find_vqs_msix(vdev, nvqs, vqs, callbacks, names, true, desc); if (!err) return 0; + /* Fallback: MSI-X with one vector for config, one shared for queues. */ + err = vp_find_vqs_msix(vdev, nvqs, vqs, callbacks, names, false, desc); + if (!err) + return 0; + /* Finally fall back to regular interrupts. */ return vp_find_vqs_intx(vdev, nvqs, vqs, callbacks, names); } @@ -342,15 +415,16 @@ int vp_set_vq_affinity(struct virtqueue *vq, int cpu) { struct virtio_device *vdev = vq->vdev; struct virtio_pci_device *vp_dev = to_vp_device(vdev); + struct virtio_pci_vq_info *info = vp_dev->vqs[vq->index]; + struct cpumask *mask; + unsigned int irq; if (!vq->callback) return -EINVAL; - if (vp_dev->pci_dev->msix_enabled) { - int vec = vp_dev->msix_vector_map[vq->index]; - struct cpumask *mask = vp_dev->msix_affinity_masks[vec]; - unsigned int irq = pci_irq_vector(vp_dev->pci_dev, vec); - + if (vp_dev->msix_enabled) { + mask = vp_dev->msix_affinity_masks[info->msix_vector]; + irq = pci_irq_vector(vp_dev->pci_dev, info->msix_vector); if (cpu == -1) irq_set_affinity_hint(irq, NULL); else { @@ -365,12 +439,13 @@ int vp_set_vq_affinity(struct virtqueue *vq, int cpu) const struct cpumask *vp_get_vq_affinity(struct virtio_device *vdev, int index) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); - unsigned int *map = vp_dev->msix_vector_map; - if (!map || map[index] == VIRTIO_MSI_NO_VECTOR) + if (!vp_dev->per_vq_vectors || + vp_dev->vqs[index]->msix_vector == VIRTIO_MSI_NO_VECTOR) return NULL; - return pci_irq_get_affinity(vp_dev->pci_dev, map[index]); + return pci_irq_get_affinity(vp_dev->pci_dev, + vp_dev->vqs[index]->msix_vector); } #ifdef CONFIG_PM_SLEEP @@ -441,6 +516,8 @@ static int virtio_pci_probe(struct pci_dev *pci_dev, vp_dev->vdev.dev.parent = &pci_dev->dev; vp_dev->vdev.dev.release = virtio_pci_release_dev; vp_dev->pci_dev = pci_dev; + INIT_LIST_HEAD(&vp_dev->virtqueues); + spin_lock_init(&vp_dev->lock); /* enable the device */ rc = pci_enable_device(pci_dev); diff --git a/drivers/virtio/virtio_pci_common.h b/drivers/virtio/virtio_pci_common.h index ac8c9d788964..e96334aec1e0 100644 --- a/drivers/virtio/virtio_pci_common.h +++ b/drivers/virtio/virtio_pci_common.h @@ -31,6 +31,17 @@ #include <linux/highmem.h> #include <linux/spinlock.h> +struct virtio_pci_vq_info { + /* the actual virtqueue */ + struct virtqueue *vq; + + /* the list node for the virtqueues list */ + struct list_head node; + + /* MSI-X vector (or none) */ + unsigned msix_vector; +}; + /* Our device structure */ struct virtio_pci_device { struct virtio_device vdev; @@ -64,25 +75,47 @@ struct virtio_pci_device { /* the IO mapping for the PCI config space */ void __iomem *ioaddr; + /* a list of queues so we can dispatch IRQs */ + spinlock_t lock; + struct list_head virtqueues; + + /* array of all queues for house-keeping */ + struct virtio_pci_vq_info **vqs; + + /* MSI-X support */ + int msix_enabled; + int intx_enabled; cpumask_var_t *msix_affinity_masks; /* Name strings for interrupts. This size should be enough, * and I'm too lazy to allocate each name separately. */ char (*msix_names)[256]; - /* Total Number of MSI-X vectors (including per-VQ ones). */ - int msix_vectors; - /* Map of per-VQ MSI-X vectors, may be NULL */ - unsigned *msix_vector_map; + /* Number of available vectors */ + unsigned msix_vectors; + /* Vectors allocated, excluding per-vq vectors if any */ + unsigned msix_used_vectors; + + /* Whether we have vector per vq */ + bool per_vq_vectors; struct virtqueue *(*setup_vq)(struct virtio_pci_device *vp_dev, + struct virtio_pci_vq_info *info, unsigned idx, void (*callback)(struct virtqueue *vq), const char *name, u16 msix_vec); - void (*del_vq)(struct virtqueue *vq); + void (*del_vq)(struct virtio_pci_vq_info *info); u16 (*config_vector)(struct virtio_pci_device *vp_dev, u16 vector); }; +/* Constants for MSI-X */ +/* Use first vector for configuration changes, second and the rest for + * virtqueues Thus, we need at least 2 vectors for MSI. */ +enum { + VP_MSIX_CONFIG_VECTOR = 0, + VP_MSIX_VQ_VECTOR = 1, +}; + /* Convert a generic virtio device to our structure */ static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev) { diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c index f7362c5fe18a..4bfa48fb1324 100644 --- a/drivers/virtio/virtio_pci_legacy.c +++ b/drivers/virtio/virtio_pci_legacy.c @@ -112,6 +112,7 @@ static u16 vp_config_vector(struct virtio_pci_device *vp_dev, u16 vector) } static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev, + struct virtio_pci_vq_info *info, unsigned index, void (*callback)(struct virtqueue *vq), const char *name, @@ -129,6 +130,8 @@ static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev, if (!num || ioread32(vp_dev->ioaddr + VIRTIO_PCI_QUEUE_PFN)) return ERR_PTR(-ENOENT); + info->msix_vector = msix_vec; + /* create the vring */ vq = vring_create_virtqueue(index, num, VIRTIO_PCI_VRING_ALIGN, &vp_dev->vdev, @@ -159,13 +162,14 @@ out_deactivate: return ERR_PTR(err); } -static void del_vq(struct virtqueue *vq) +static void del_vq(struct virtio_pci_vq_info *info) { + struct virtqueue *vq = info->vq; struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); iowrite16(vq->index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL); - if (vp_dev->pci_dev->msix_enabled) { + if (vp_dev->msix_enabled) { iowrite16(VIRTIO_MSI_NO_VECTOR, vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR); /* Flush the write out to device */ diff --git a/drivers/virtio/virtio_pci_modern.c b/drivers/virtio/virtio_pci_modern.c index 7bc3004b840e..8978f109d2d7 100644 --- a/drivers/virtio/virtio_pci_modern.c +++ b/drivers/virtio/virtio_pci_modern.c @@ -293,6 +293,7 @@ static u16 vp_config_vector(struct virtio_pci_device *vp_dev, u16 vector) } static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev, + struct virtio_pci_vq_info *info, unsigned index, void (*callback)(struct virtqueue *vq), const char *name, @@ -322,6 +323,8 @@ static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev, /* get offset of notification word for this vq */ off = vp_ioread16(&cfg->queue_notify_off); + info->msix_vector = msix_vec; + /* create the vring */ vq = vring_create_virtqueue(index, num, SMP_CACHE_BYTES, &vp_dev->vdev, @@ -405,13 +408,14 @@ static int vp_modern_find_vqs(struct virtio_device *vdev, unsigned nvqs, return 0; } -static void del_vq(struct virtqueue *vq) +static void del_vq(struct virtio_pci_vq_info *info) { + struct virtqueue *vq = info->vq; struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); vp_iowrite16(vq->index, &vp_dev->common->queue_select); - if (vp_dev->pci_dev->msix_enabled) { + if (vp_dev->msix_enabled) { vp_iowrite16(VIRTIO_MSI_NO_VECTOR, &vp_dev->common->queue_msix_vector); /* Flush the write out to device */ diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c index 1f4733b80c87..f3b089b7c0b6 100644 --- a/drivers/xen/xenbus/xenbus_dev_frontend.c +++ b/drivers/xen/xenbus/xenbus_dev_frontend.c @@ -442,8 +442,10 @@ static int xenbus_write_transaction(unsigned msg_type, return xenbus_command_reply(u, XS_ERROR, "ENOENT"); rc = xenbus_dev_request_and_reply(&u->u.msg, u); - if (rc) + if (rc && trans) { + list_del(&trans->list); kfree(trans); + } out: return rc; |