diff options
Diffstat (limited to 'drivers')
155 files changed, 1449 insertions, 808 deletions
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index ff9d832a163d..d38c40fe4ddb 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -561,27 +561,6 @@ void ahci_start_engine(struct ata_port *ap) { void __iomem *port_mmio = ahci_port_base(ap); u32 tmp; - u8 status; - - status = readl(port_mmio + PORT_TFDATA) & 0xFF; - - /* - * At end of section 10.1 of AHCI spec (rev 1.3), it states - * Software shall not set PxCMD.ST to 1 until it is determined - * that a functoinal device is present on the port as determined by - * PxTFD.STS.BSY=0, PxTFD.STS.DRQ=0 and PxSSTS.DET=3h - * - * Even though most AHCI host controllers work without this check, - * specific controller will fail under this condition - */ - if (status & (ATA_BUSY | ATA_DRQ)) - return; - else { - ahci_scr_read(&ap->link, SCR_STATUS, &tmp); - - if ((tmp & 0xf) != 0x3) - return; - } /* start DMA */ tmp = readl(port_mmio + PORT_CMD); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index f26f2fe3480a..dad9fd660f37 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -3316,7 +3316,7 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, struct ata_eh_context *ehc = &link->eh_context; struct ata_device *dev, *link_dev = NULL, *lpm_dev = NULL; enum ata_lpm_policy old_policy = link->lpm_policy; - bool no_dipm = ap->flags & ATA_FLAG_NO_DIPM; + bool no_dipm = link->ap->flags & ATA_FLAG_NO_DIPM; unsigned int hints = ATA_LPM_EMPTY | ATA_LPM_HIPM; unsigned int err_mask; int rc; diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index e9e5238f3106..d57e8d0fb823 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -168,11 +168,4 @@ config SYS_HYPERVISOR bool default n -config ARCH_NO_SYSDEV_OPS - bool - ---help--- - To be selected by architectures that don't use sysdev class or - sysdev driver power management (suspend/resume) and shutdown - operations. - endmenu diff --git a/drivers/base/base.h b/drivers/base/base.h index 19f49e41ce5d..a34dca0ad041 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -111,8 +111,6 @@ static inline int driver_match_device(struct device_driver *drv, return drv->bus->match ? drv->bus->match(dev, drv) : 1; } -extern void sysdev_shutdown(void); - extern char *make_class_name(const char *name, struct kobject *kobj); extern int devres_release_all(struct device *dev); diff --git a/drivers/base/dd.c b/drivers/base/dd.c index da57ee9d63fe..29917c7506cb 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -316,8 +316,7 @@ static void __device_release_driver(struct device *dev) drv = dev->driver; if (drv) { - pm_runtime_get_noresume(dev); - pm_runtime_barrier(dev); + pm_runtime_get_sync(dev); driver_sysfs_remove(dev); @@ -326,6 +325,8 @@ static void __device_release_driver(struct device *dev) BUS_NOTIFY_UNBIND_DRIVER, dev); + pm_runtime_put_sync(dev); + if (dev->bus && dev->bus->remove) dev->bus->remove(dev); else if (drv->remove) @@ -338,7 +339,6 @@ static void __device_release_driver(struct device *dev) BUS_NOTIFY_UNBOUND_DRIVER, dev); - pm_runtime_put_sync(dev); } } diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 8c798ef7f13f..bbb03e6f7255 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -521,6 +521,11 @@ static int _request_firmware(const struct firmware **firmware_p, if (!firmware_p) return -EINVAL; + if (WARN_ON(usermodehelper_is_disabled())) { + dev_err(device, "firmware: %s will not be loaded\n", name); + return -EBUSY; + } + *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL); if (!firmware) { dev_err(device, "%s: kmalloc(struct firmware) failed\n", diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c index fff49bee781d..a9f5b8979611 100644 --- a/drivers/base/power/sysfs.c +++ b/drivers/base/power/sysfs.c @@ -212,8 +212,9 @@ static ssize_t autosuspend_delay_ms_store(struct device *dev, static DEVICE_ATTR(autosuspend_delay_ms, 0644, autosuspend_delay_ms_show, autosuspend_delay_ms_store); -#endif +#endif /* CONFIG_PM_RUNTIME */ +#ifdef CONFIG_PM_SLEEP static ssize_t wake_show(struct device * dev, struct device_attribute *attr, char * buf) { @@ -248,7 +249,6 @@ wake_store(struct device * dev, struct device_attribute *attr, static DEVICE_ATTR(wakeup, 0644, wake_show, wake_store); -#ifdef CONFIG_PM_SLEEP static ssize_t wakeup_count_show(struct device *dev, struct device_attribute *attr, char *buf) { diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index abbbd33e8d8a..84f7c7d5a098 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -110,7 +110,6 @@ void wakeup_source_add(struct wakeup_source *ws) spin_lock_irq(&events_lock); list_add_rcu(&ws->entry, &wakeup_sources); spin_unlock_irq(&events_lock); - synchronize_rcu(); } EXPORT_SYMBOL_GPL(wakeup_source_add); diff --git a/drivers/base/sys.c b/drivers/base/sys.c index acde9b5ee131..9dff77bfe1e3 100644 --- a/drivers/base/sys.c +++ b/drivers/base/sys.c @@ -328,203 +328,8 @@ void sysdev_unregister(struct sys_device *sysdev) kobject_put(&sysdev->kobj); } - -#ifndef CONFIG_ARCH_NO_SYSDEV_OPS -/** - * sysdev_shutdown - Shut down all system devices. - * - * Loop over each class of system devices, and the devices in each - * of those classes. For each device, we call the shutdown method for - * each driver registered for the device - the auxiliaries, - * and the class driver. - * - * Note: The list is iterated in reverse order, so that we shut down - * child devices before we shut down their parents. The list ordering - * is guaranteed by virtue of the fact that child devices are registered - * after their parents. - */ -void sysdev_shutdown(void) -{ - struct sysdev_class *cls; - - pr_debug("Shutting Down System Devices\n"); - - mutex_lock(&sysdev_drivers_lock); - list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) { - struct sys_device *sysdev; - - pr_debug("Shutting down type '%s':\n", - kobject_name(&cls->kset.kobj)); - - list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) { - struct sysdev_driver *drv; - pr_debug(" %s\n", kobject_name(&sysdev->kobj)); - - /* Call auxiliary drivers first */ - list_for_each_entry(drv, &cls->drivers, entry) { - if (drv->shutdown) - drv->shutdown(sysdev); - } - - /* Now call the generic one */ - if (cls->shutdown) - cls->shutdown(sysdev); - } - } - mutex_unlock(&sysdev_drivers_lock); -} - -static void __sysdev_resume(struct sys_device *dev) -{ - struct sysdev_class *cls = dev->cls; - struct sysdev_driver *drv; - - /* First, call the class-specific one */ - if (cls->resume) - cls->resume(dev); - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled after %pF\n", cls->resume); - - /* Call auxiliary drivers next. */ - list_for_each_entry(drv, &cls->drivers, entry) { - if (drv->resume) - drv->resume(dev); - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled after %pF\n", drv->resume); - } -} - -/** - * sysdev_suspend - Suspend all system devices. - * @state: Power state to enter. - * - * We perform an almost identical operation as sysdev_shutdown() - * above, though calling ->suspend() instead. Interrupts are disabled - * when this called. Devices are responsible for both saving state and - * quiescing or powering down the device. - * - * This is only called by the device PM core, so we let them handle - * all synchronization. - */ -int sysdev_suspend(pm_message_t state) -{ - struct sysdev_class *cls; - struct sys_device *sysdev, *err_dev; - struct sysdev_driver *drv, *err_drv; - int ret; - - pr_debug("Checking wake-up interrupts\n"); - - /* Return error code if there are any wake-up interrupts pending */ - ret = check_wakeup_irqs(); - if (ret) - return ret; - - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled while suspending system devices\n"); - - pr_debug("Suspending System Devices\n"); - - list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) { - pr_debug("Suspending type '%s':\n", - kobject_name(&cls->kset.kobj)); - - list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) { - pr_debug(" %s\n", kobject_name(&sysdev->kobj)); - - /* Call auxiliary drivers first */ - list_for_each_entry(drv, &cls->drivers, entry) { - if (drv->suspend) { - ret = drv->suspend(sysdev, state); - if (ret) - goto aux_driver; - } - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled after %pF\n", - drv->suspend); - } - - /* Now call the generic one */ - if (cls->suspend) { - ret = cls->suspend(sysdev, state); - if (ret) - goto cls_driver; - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled after %pF\n", - cls->suspend); - } - } - } - return 0; - /* resume current sysdev */ -cls_driver: - drv = NULL; - printk(KERN_ERR "Class suspend failed for %s: %d\n", - kobject_name(&sysdev->kobj), ret); - -aux_driver: - if (drv) - printk(KERN_ERR "Class driver suspend failed for %s: %d\n", - kobject_name(&sysdev->kobj), ret); - list_for_each_entry(err_drv, &cls->drivers, entry) { - if (err_drv == drv) - break; - if (err_drv->resume) - err_drv->resume(sysdev); - } - - /* resume other sysdevs in current class */ - list_for_each_entry(err_dev, &cls->kset.list, kobj.entry) { - if (err_dev == sysdev) - break; - pr_debug(" %s\n", kobject_name(&err_dev->kobj)); - __sysdev_resume(err_dev); - } - - /* resume other classes */ - list_for_each_entry_continue(cls, &system_kset->list, kset.kobj.entry) { - list_for_each_entry(err_dev, &cls->kset.list, kobj.entry) { - pr_debug(" %s\n", kobject_name(&err_dev->kobj)); - __sysdev_resume(err_dev); - } - } - return ret; -} -EXPORT_SYMBOL_GPL(sysdev_suspend); - -/** - * sysdev_resume - Bring system devices back to life. - * - * Similar to sysdev_suspend(), but we iterate the list forwards - * to guarantee that parent devices are resumed before their children. - * - * Note: Interrupts are disabled when called. - */ -int sysdev_resume(void) -{ - struct sysdev_class *cls; - - WARN_ONCE(!irqs_disabled(), - "Interrupts enabled while resuming system devices\n"); - - pr_debug("Resuming System Devices\n"); - - list_for_each_entry(cls, &system_kset->list, kset.kobj.entry) { - struct sys_device *sysdev; - - pr_debug("Resuming type '%s':\n", - kobject_name(&cls->kset.kobj)); - - list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) { - pr_debug(" %s\n", kobject_name(&sysdev->kobj)); - - __sysdev_resume(sysdev); - } - } - return 0; -} -EXPORT_SYMBOL_GPL(sysdev_resume); -#endif /* CONFIG_ARCH_NO_SYSDEV_OPS */ +EXPORT_SYMBOL_GPL(sysdev_register); +EXPORT_SYMBOL_GPL(sysdev_unregister); int __init system_bus_init(void) { @@ -534,9 +339,6 @@ int __init system_bus_init(void) return 0; } -EXPORT_SYMBOL_GPL(sysdev_register); -EXPORT_SYMBOL_GPL(sysdev_unregister); - #define to_ext_attr(x) container_of(x, struct sysdev_ext_attribute, attr) ssize_t sysdev_store_ulong(struct sys_device *sysdev, diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 16dc3645291c..9712fad82bc6 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -92,6 +92,8 @@ struct rbd_client { struct list_head node; }; +struct rbd_req_coll; + /* * a single io request */ @@ -100,6 +102,24 @@ struct rbd_request { struct bio *bio; /* cloned bio */ struct page **pages; /* list of used pages */ u64 len; + int coll_index; + struct rbd_req_coll *coll; +}; + +struct rbd_req_status { + int done; + int rc; + u64 bytes; +}; + +/* + * a collection of requests + */ +struct rbd_req_coll { + int total; + int num_done; + struct kref kref; + struct rbd_req_status status[0]; }; struct rbd_snap { @@ -416,6 +436,17 @@ static void rbd_put_client(struct rbd_device *rbd_dev) rbd_dev->client = NULL; } +/* + * Destroy requests collection + */ +static void rbd_coll_release(struct kref *kref) +{ + struct rbd_req_coll *coll = + container_of(kref, struct rbd_req_coll, kref); + + dout("rbd_coll_release %p\n", coll); + kfree(coll); +} /* * Create a new header structure, translate header format from the on-disk @@ -590,6 +621,14 @@ static u64 rbd_get_segment(struct rbd_image_header *header, return len; } +static int rbd_get_num_segments(struct rbd_image_header *header, + u64 ofs, u64 len) +{ + u64 start_seg = ofs >> header->obj_order; + u64 end_seg = (ofs + len - 1) >> header->obj_order; + return end_seg - start_seg + 1; +} + /* * bio helpers */ @@ -735,6 +774,50 @@ static void rbd_destroy_ops(struct ceph_osd_req_op *ops) kfree(ops); } +static void rbd_coll_end_req_index(struct request *rq, + struct rbd_req_coll *coll, + int index, + int ret, u64 len) +{ + struct request_queue *q; + int min, max, i; + + dout("rbd_coll_end_req_index %p index %d ret %d len %lld\n", + coll, index, ret, len); + + if (!rq) + return; + + if (!coll) { + blk_end_request(rq, ret, len); + return; + } + + q = rq->q; + + spin_lock_irq(q->queue_lock); + coll->status[index].done = 1; + coll->status[index].rc = ret; + coll->status[index].bytes = len; + max = min = coll->num_done; + while (max < coll->total && coll->status[max].done) + max++; + + for (i = min; i<max; i++) { + __blk_end_request(rq, coll->status[i].rc, + coll->status[i].bytes); + coll->num_done++; + kref_put(&coll->kref, rbd_coll_release); + } + spin_unlock_irq(q->queue_lock); +} + +static void rbd_coll_end_req(struct rbd_request *req, + int ret, u64 len) +{ + rbd_coll_end_req_index(req->rq, req->coll, req->coll_index, ret, len); +} + /* * Send ceph osd request */ @@ -749,6 +832,8 @@ static int rbd_do_request(struct request *rq, int flags, struct ceph_osd_req_op *ops, int num_reply, + struct rbd_req_coll *coll, + int coll_index, void (*rbd_cb)(struct ceph_osd_request *req, struct ceph_msg *msg), struct ceph_osd_request **linger_req, @@ -763,12 +848,20 @@ static int rbd_do_request(struct request *rq, struct ceph_osd_request_head *reqhead; struct rbd_image_header *header = &dev->header; - ret = -ENOMEM; req_data = kzalloc(sizeof(*req_data), GFP_NOIO); - if (!req_data) - goto done; + if (!req_data) { + if (coll) + rbd_coll_end_req_index(rq, coll, coll_index, + -ENOMEM, len); + return -ENOMEM; + } - dout("rbd_do_request len=%lld ofs=%lld\n", len, ofs); + if (coll) { + req_data->coll = coll; + req_data->coll_index = coll_index; + } + + dout("rbd_do_request obj=%s ofs=%lld len=%lld\n", obj, len, ofs); down_read(&header->snap_rwsem); @@ -777,9 +870,9 @@ static int rbd_do_request(struct request *rq, ops, false, GFP_NOIO, pages, bio); - if (IS_ERR(req)) { + if (!req) { up_read(&header->snap_rwsem); - ret = PTR_ERR(req); + ret = -ENOMEM; goto done_pages; } @@ -828,7 +921,8 @@ static int rbd_do_request(struct request *rq, ret = ceph_osdc_wait_request(&dev->client->osdc, req); if (ver) *ver = le64_to_cpu(req->r_reassert_version.version); - dout("reassert_ver=%lld\n", le64_to_cpu(req->r_reassert_version.version)); + dout("reassert_ver=%lld\n", + le64_to_cpu(req->r_reassert_version.version)); ceph_osdc_put_request(req); } return ret; @@ -837,10 +931,8 @@ done_err: bio_chain_put(req_data->bio); ceph_osdc_put_request(req); done_pages: + rbd_coll_end_req(req_data, ret, len); kfree(req_data); -done: - if (rq) - blk_end_request(rq, ret, len); return ret; } @@ -874,7 +966,7 @@ static void rbd_req_cb(struct ceph_osd_request *req, struct ceph_msg *msg) bytes = req_data->len; } - blk_end_request(req_data->rq, rc, bytes); + rbd_coll_end_req(req_data, rc, bytes); if (req_data->bio) bio_chain_put(req_data->bio); @@ -934,6 +1026,7 @@ static int rbd_req_sync_op(struct rbd_device *dev, flags, ops, 2, + NULL, 0, NULL, linger_req, ver); if (ret < 0) @@ -959,7 +1052,9 @@ static int rbd_do_op(struct request *rq, u64 snapid, int opcode, int flags, int num_reply, u64 ofs, u64 len, - struct bio *bio) + struct bio *bio, + struct rbd_req_coll *coll, + int coll_index) { char *seg_name; u64 seg_ofs; @@ -995,7 +1090,10 @@ static int rbd_do_op(struct request *rq, flags, ops, num_reply, + coll, coll_index, rbd_req_cb, 0, NULL); + + rbd_destroy_ops(ops); done: kfree(seg_name); return ret; @@ -1008,13 +1106,15 @@ static int rbd_req_write(struct request *rq, struct rbd_device *rbd_dev, struct ceph_snap_context *snapc, u64 ofs, u64 len, - struct bio *bio) + struct bio *bio, + struct rbd_req_coll *coll, + int coll_index) { return rbd_do_op(rq, rbd_dev, snapc, CEPH_NOSNAP, CEPH_OSD_OP_WRITE, CEPH_OSD_FLAG_WRITE | CEPH_OSD_FLAG_ONDISK, 2, - ofs, len, bio); + ofs, len, bio, coll, coll_index); } /* @@ -1024,14 +1124,16 @@ static int rbd_req_read(struct request *rq, struct rbd_device *rbd_dev, u64 snapid, u64 ofs, u64 len, - struct bio *bio) + struct bio *bio, + struct rbd_req_coll *coll, + int coll_index) { return rbd_do_op(rq, rbd_dev, NULL, (snapid ? snapid : CEPH_NOSNAP), CEPH_OSD_OP_READ, CEPH_OSD_FLAG_READ, 2, - ofs, len, bio); + ofs, len, bio, coll, coll_index); } /* @@ -1063,7 +1165,9 @@ static int rbd_req_sync_notify_ack(struct rbd_device *dev, { struct ceph_osd_req_op *ops; struct page **pages = NULL; - int ret = rbd_create_rw_ops(&ops, 1, CEPH_OSD_OP_NOTIFY_ACK, 0); + int ret; + + ret = rbd_create_rw_ops(&ops, 1, CEPH_OSD_OP_NOTIFY_ACK, 0); if (ret < 0) return ret; @@ -1077,6 +1181,7 @@ static int rbd_req_sync_notify_ack(struct rbd_device *dev, CEPH_OSD_FLAG_READ, ops, 1, + NULL, 0, rbd_simple_req_cb, 0, NULL); rbd_destroy_ops(ops); @@ -1274,6 +1379,20 @@ static int rbd_req_sync_exec(struct rbd_device *dev, return ret; } +static struct rbd_req_coll *rbd_alloc_coll(int num_reqs) +{ + struct rbd_req_coll *coll = + kzalloc(sizeof(struct rbd_req_coll) + + sizeof(struct rbd_req_status) * num_reqs, + GFP_ATOMIC); + + if (!coll) + return NULL; + coll->total = num_reqs; + kref_init(&coll->kref); + return coll; +} + /* * block device queue callback */ @@ -1291,6 +1410,8 @@ static void rbd_rq_fn(struct request_queue *q) bool do_write; int size, op_size = 0; u64 ofs; + int num_segs, cur_seg = 0; + struct rbd_req_coll *coll; /* peek at request from block layer */ if (!rq) @@ -1321,6 +1442,14 @@ static void rbd_rq_fn(struct request_queue *q) do_write ? "write" : "read", size, blk_rq_pos(rq) * 512ULL); + num_segs = rbd_get_num_segments(&rbd_dev->header, ofs, size); + coll = rbd_alloc_coll(num_segs); + if (!coll) { + spin_lock_irq(q->queue_lock); + __blk_end_request_all(rq, -ENOMEM); + goto next; + } + do { /* a bio clone to be passed down to OSD req */ dout("rq->bio->bi_vcnt=%d\n", rq->bio->bi_vcnt); @@ -1328,35 +1457,41 @@ static void rbd_rq_fn(struct request_queue *q) rbd_dev->header.block_name, ofs, size, NULL, NULL); + kref_get(&coll->kref); bio = bio_chain_clone(&rq_bio, &next_bio, &bp, op_size, GFP_ATOMIC); if (!bio) { - spin_lock_irq(q->queue_lock); - __blk_end_request_all(rq, -ENOMEM); - goto next; + rbd_coll_end_req_index(rq, coll, cur_seg, + -ENOMEM, op_size); + goto next_seg; } + /* init OSD command: write or read */ if (do_write) rbd_req_write(rq, rbd_dev, rbd_dev->header.snapc, ofs, - op_size, bio); + op_size, bio, + coll, cur_seg); else rbd_req_read(rq, rbd_dev, cur_snap_id(rbd_dev), ofs, - op_size, bio); + op_size, bio, + coll, cur_seg); +next_seg: size -= op_size; ofs += op_size; + cur_seg++; rq_bio = next_bio; } while (size > 0); + kref_put(&coll->kref, rbd_coll_release); if (bp) bio_pair_release(bp); - spin_lock_irq(q->queue_lock); next: rq = blk_fetch_request(q); diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index 0fc0a79852de..6db161f64ae0 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c @@ -32,10 +32,9 @@ static DEFINE_MUTEX(clocks_mutex); * Then we take the most specific entry - with the following * order of precedence: dev+con > dev only > con only. */ -static struct clk *clk_find(const char *dev_id, const char *con_id) +static struct clk_lookup *clk_find(const char *dev_id, const char *con_id) { - struct clk_lookup *p; - struct clk *clk = NULL; + struct clk_lookup *p, *cl = NULL; int match, best = 0; list_for_each_entry(p, &clocks, node) { @@ -52,27 +51,27 @@ static struct clk *clk_find(const char *dev_id, const char *con_id) } if (match > best) { - clk = p->clk; + cl = p; if (match != 3) best = match; else break; } } - return clk; + return cl; } struct clk *clk_get_sys(const char *dev_id, const char *con_id) { - struct clk *clk; + struct clk_lookup *cl; mutex_lock(&clocks_mutex); - clk = clk_find(dev_id, con_id); - if (clk && !__clk_get(clk)) - clk = NULL; + cl = clk_find(dev_id, con_id); + if (cl && !__clk_get(cl->clk)) + cl = NULL; mutex_unlock(&clocks_mutex); - return clk ? clk : ERR_PTR(-ENOENT); + return cl ? cl->clk : ERR_PTR(-ENOENT); } EXPORT_SYMBOL(clk_get_sys); diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index f903d7b6f34a..23d1468ad253 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -2199,7 +2199,6 @@ static int ohci_set_config_rom(struct fw_card *card, { struct fw_ohci *ohci; unsigned long flags; - int ret = -EBUSY; __be32 *next_config_rom; dma_addr_t uninitialized_var(next_config_rom_bus); @@ -2240,22 +2239,37 @@ static int ohci_set_config_rom(struct fw_card *card, spin_lock_irqsave(&ohci->lock, flags); + /* + * If there is not an already pending config_rom update, + * push our new allocation into the ohci->next_config_rom + * and then mark the local variable as null so that we + * won't deallocate the new buffer. + * + * OTOH, if there is a pending config_rom update, just + * use that buffer with the new config_rom data, and + * let this routine free the unused DMA allocation. + */ + if (ohci->next_config_rom == NULL) { ohci->next_config_rom = next_config_rom; ohci->next_config_rom_bus = next_config_rom_bus; + next_config_rom = NULL; + } - copy_config_rom(ohci->next_config_rom, config_rom, length); + copy_config_rom(ohci->next_config_rom, config_rom, length); - ohci->next_header = config_rom[0]; - ohci->next_config_rom[0] = 0; + ohci->next_header = config_rom[0]; + ohci->next_config_rom[0] = 0; - reg_write(ohci, OHCI1394_ConfigROMmap, - ohci->next_config_rom_bus); - ret = 0; - } + reg_write(ohci, OHCI1394_ConfigROMmap, ohci->next_config_rom_bus); spin_unlock_irqrestore(&ohci->lock, flags); + /* If we didn't use the DMA allocation, delete it. */ + if (next_config_rom != NULL) + dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, + next_config_rom, next_config_rom_bus); + /* * Now initiate a bus reset to have the changes take * effect. We clean up the old config rom memory and DMA @@ -2263,13 +2277,10 @@ static int ohci_set_config_rom(struct fw_card *card, * controller could need to access it before the bus reset * takes effect. */ - if (ret == 0) - fw_schedule_bus_reset(&ohci->card, true, true); - else - dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, - next_config_rom, next_config_rom_bus); - return ret; + fw_schedule_bus_reset(&ohci->card, true, true); + + return 0; } static void ohci_send_request(struct fw_card *card, struct fw_packet *packet) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 11d7a72c22d9..140b9525b48a 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -1516,17 +1516,33 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel) } EXPORT_SYMBOL(drm_fb_helper_initial_config); -bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) +/** + * drm_fb_helper_hotplug_event - respond to a hotplug notification by + * probing all the outputs attached to the fb. + * @fb_helper: the drm_fb_helper + * + * LOCKING: + * Called at runtime, must take mode config lock. + * + * Scan the connectors attached to the fb_helper and try to put together a + * setup after *notification of a change in output configuration. + * + * RETURNS: + * 0 on success and a non-zero error code otherwise. + */ +int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) { + struct drm_device *dev = fb_helper->dev; int count = 0; u32 max_width, max_height, bpp_sel; bool bound = false, crtcs_bound = false; struct drm_crtc *crtc; if (!fb_helper->fb) - return false; + return 0; - list_for_each_entry(crtc, &fb_helper->dev->mode_config.crtc_list, head) { + mutex_lock(&dev->mode_config.mutex); + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { if (crtc->fb) crtcs_bound = true; if (crtc->fb == fb_helper->fb) @@ -1535,7 +1551,8 @@ bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) if (!bound && crtcs_bound) { fb_helper->delayed_hotplug = true; - return false; + mutex_unlock(&dev->mode_config.mutex); + return 0; } DRM_DEBUG_KMS("\n"); @@ -1546,6 +1563,7 @@ bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) count = drm_fb_helper_probe_connector_modes(fb_helper, max_width, max_height); drm_setup_crtcs(fb_helper); + mutex_unlock(&dev->mode_config.mutex); return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel); } diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 741457bd1c46..a1f12cb043de 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -932,11 +932,34 @@ EXPORT_SYMBOL(drm_vblank_put); void drm_vblank_off(struct drm_device *dev, int crtc) { + struct drm_pending_vblank_event *e, *t; + struct timeval now; unsigned long irqflags; + unsigned int seq; spin_lock_irqsave(&dev->vbl_lock, irqflags); vblank_disable_and_save(dev, crtc); DRM_WAKEUP(&dev->vbl_queue[crtc]); + + /* Send any queued vblank events, lest the natives grow disquiet */ + seq = drm_vblank_count_and_time(dev, crtc, &now); + list_for_each_entry_safe(e, t, &dev->vblank_event_list, base.link) { + if (e->pipe != crtc) + continue; + DRM_DEBUG("Sending premature vblank event on disable: \ + wanted %d, current %d\n", + e->event.sequence, seq); + + e->event.sequence = seq; + e->event.tv_sec = now.tv_sec; + e->event.tv_usec = now.tv_usec; + drm_vblank_put(dev, e->pipe); + list_move_tail(&e->base.link, &e->base.file_priv->event_list); + wake_up_interruptible(&e->base.file_priv->event_wait); + trace_drm_vblank_event_delivered(e->base.pid, e->pipe, + e->event.sequence); + } + spin_unlock_irqrestore(&dev->vbl_lock, irqflags); } EXPORT_SYMBOL(drm_vblank_off); diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index 5d00b0fc0d91..959186cbf328 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -431,7 +431,7 @@ EXPORT_SYMBOL(drm_mm_search_free_in_range); void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new) { list_replace(&old->node_list, &new->node_list); - list_replace(&old->node_list, &new->hole_stack); + list_replace(&old->hole_stack, &new->hole_stack); new->hole_follows = old->hole_follows; new->mm = old->mm; new->start = old->start; @@ -699,8 +699,8 @@ int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm) entry->size); total_used += entry->size; if (entry->hole_follows) { - hole_start = drm_mm_hole_node_start(&mm->head_node); - hole_end = drm_mm_hole_node_end(&mm->head_node); + hole_start = drm_mm_hole_node_start(entry); + hole_end = drm_mm_hole_node_end(entry); hole_size = hole_end - hole_start; seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: free\n", hole_start, hole_end, hole_size); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index c34a8dd31d02..32d1b3e829c8 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -49,7 +49,7 @@ module_param_named(panel_ignore_lid, i915_panel_ignore_lid, int, 0600); unsigned int i915_powersave = 1; module_param_named(powersave, i915_powersave, int, 0600); -unsigned int i915_semaphores = 1; +unsigned int i915_semaphores = 0; module_param_named(semaphores, i915_semaphores, int, 0600); unsigned int i915_enable_rc6 = 0; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e522c702b04e..2166ee071ddb 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5605,9 +5605,9 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc) intel_clock_t clock; if ((dpll & DISPLAY_RATE_SELECT_FPA1) == 0) - fp = FP0(pipe); + fp = I915_READ(FP0(pipe)); else - fp = FP1(pipe); + fp = I915_READ(FP1(pipe)); clock.m1 = (fp & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT; if (IS_PINEVIEW(dev)) { @@ -6579,8 +6579,10 @@ intel_user_framebuffer_create(struct drm_device *dev, return ERR_PTR(-ENOENT); intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL); - if (!intel_fb) + if (!intel_fb) { + drm_gem_object_unreference_unlocked(&obj->base); return ERR_PTR(-ENOMEM); + } ret = intel_framebuffer_init(dev, intel_fb, mode_cmd, obj); if (ret) { diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index cb8578b7e443..a4d80314e7f8 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1470,7 +1470,8 @@ intel_dp_link_down(struct intel_dp *intel_dp) if (!HAS_PCH_CPT(dev) && I915_READ(intel_dp->output_reg) & DP_PIPEB_SELECT) { - struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.base.crtc); + struct drm_crtc *crtc = intel_dp->base.base.crtc; + /* Hardware workaround: leaving our transcoder select * set to transcoder B while it's off will prevent the * corresponding HDMI output on transcoder A. @@ -1485,7 +1486,19 @@ intel_dp_link_down(struct intel_dp *intel_dp) /* Changes to enable or select take place the vblank * after being written. */ - intel_wait_for_vblank(dev, intel_crtc->pipe); + if (crtc == NULL) { + /* We can arrive here never having been attached + * to a CRTC, for instance, due to inheriting + * random state from the BIOS. + * + * If the pipe is not running, play safe and + * wait for the clocks to stabilise before + * continuing. + */ + POSTING_READ(intel_dp->output_reg); + msleep(50); + } else + intel_wait_for_vblank(dev, to_intel_crtc(crtc)->pipe); } I915_WRITE(intel_dp->output_reg, DP & ~DP_PORT_EN); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index a562bd2648c7..67cb076d271b 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -539,6 +539,9 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, struct drm_device *dev = dev_priv->dev; struct drm_connector *connector = dev_priv->int_lvds_connector; + if (dev->switch_power_state != DRM_SWITCH_POWER_ON) + return NOTIFY_OK; + /* * check and update the status of LVDS connector after receiving * the LID nofication event. diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 5045f8b921d6..c3e953b08992 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -152,8 +152,6 @@ nouveau_mem_vram_fini(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - nouveau_bo_ref(NULL, &dev_priv->vga_ram); - ttm_bo_device_release(&dev_priv->ttm.bdev); nouveau_ttm_global_release(dev_priv); diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index 4bce801bc588..c77111eca6ac 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -42,7 +42,8 @@ nouveau_sgdma_populate(struct ttm_backend *be, unsigned long num_pages, nvbe->nr_pages = 0; while (num_pages--) { - if (dma_addrs[nvbe->nr_pages] != DMA_ERROR_CODE) { + /* this code path isn't called and is incorrect anyways */ + if (0) { /*dma_addrs[nvbe->nr_pages] != DMA_ERROR_CODE)*/ nvbe->pages[nvbe->nr_pages] = dma_addrs[nvbe->nr_pages]; nvbe->ttm_alloced[nvbe->nr_pages] = true; diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index a30adec5beaa..915fbce89595 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -768,6 +768,11 @@ static void nouveau_card_takedown(struct drm_device *dev) engine->mc.takedown(dev); engine->display.late_takedown(dev); + if (dev_priv->vga_ram) { + nouveau_bo_unpin(dev_priv->vga_ram); + nouveau_bo_ref(NULL, &dev_priv->vga_ram); + } + mutex_lock(&dev->struct_mutex); ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM); ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT); diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index e9bc135d9189..9073e3bfb08c 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -862,9 +862,15 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev) SYSTEM_ACCESS_MODE_NOT_IN_SYS | SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); - WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); - WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); - WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); + if (rdev->flags & RADEON_IS_IGP) { + WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp); + WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp); + WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp); + } else { + WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); + WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); + WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); + } WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); @@ -1774,7 +1780,10 @@ static void evergreen_gpu_init(struct radeon_device *rdev) mc_shared_chmap = RREG32(MC_SHARED_CHMAP); - mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); + if (rdev->flags & RADEON_IS_IGP) + mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG); + else + mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); switch (rdev->config.evergreen.max_tile_pipes) { case 1: @@ -2923,11 +2932,6 @@ static int evergreen_startup(struct radeon_device *rdev) rdev->asic->copy = NULL; dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); } - /* XXX: ontario has problems blitting to gart at the moment */ - if (rdev->family == CHIP_PALM) { - rdev->asic->copy = NULL; - radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); - } /* allocate wb buffer */ r = radeon_wb_init(rdev); diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index 9aaa3f0c9372..fc40e0cc3451 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -200,6 +200,7 @@ #define BURSTLENGTH_SHIFT 9 #define BURSTLENGTH_MASK 0x00000200 #define CHANSIZE_OVERRIDE (1 << 11) +#define FUS_MC_ARB_RAMCFG 0x2768 #define MC_VM_AGP_TOP 0x2028 #define MC_VM_AGP_BOT 0x202C #define MC_VM_AGP_BASE 0x2030 @@ -221,6 +222,11 @@ #define MC_VM_MD_L1_TLB0_CNTL 0x2654 #define MC_VM_MD_L1_TLB1_CNTL 0x2658 #define MC_VM_MD_L1_TLB2_CNTL 0x265C + +#define FUS_MC_VM_MD_L1_TLB0_CNTL 0x265C +#define FUS_MC_VM_MD_L1_TLB1_CNTL 0x2660 +#define FUS_MC_VM_MD_L1_TLB2_CNTL 0x2664 + #define MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR 0x203C #define MC_VM_SYSTEM_APERTURE_HIGH_ADDR 0x2038 #define MC_VM_SYSTEM_APERTURE_LOW_ADDR 0x2034 diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 7aade20f63a8..3d8a7634bbe9 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -674,7 +674,7 @@ static void cayman_gpu_init(struct radeon_device *rdev) cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE); cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG); - cgts_tcc_disable = RREG32(CGTS_TCC_DISABLE); + cgts_tcc_disable = 0xff000000; gc_user_rb_backend_disable = RREG32(GC_USER_RB_BACKEND_DISABLE); gc_user_shader_pipe_config = RREG32(GC_USER_SHADER_PIPE_CONFIG); cgts_user_tcc_disable = RREG32(CGTS_USER_TCC_DISABLE); @@ -871,7 +871,7 @@ static void cayman_gpu_init(struct radeon_device *rdev) smx_dc_ctl0 = RREG32(SMX_DC_CTL0); smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff); - smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets); + smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets); WREG32(SMX_DC_CTL0, smx_dc_ctl0); WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE); @@ -887,20 +887,20 @@ static void cayman_gpu_init(struct radeon_device *rdev) WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO); - WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) | - POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) | - SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1))); + WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) | + POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) | + SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1))); - WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) | - SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) | - SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size))); + WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) | + SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) | + SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size))); WREG32(VGT_NUM_INSTANCES, 1); WREG32(CP_PERFMON_CNTL, 0); - WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) | + WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) | FETCH_FIFO_HIWATER(0x4) | DONE_FIFO_HIWATER(0xe0) | ALU_UPDATE_FIFO_HIWATER(0x8))); diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index f5d12fb103fa..90dfb2b8cf03 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -431,7 +431,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, } } - /* Acer laptop (Acer TravelMate 5730G) has an HDMI port + /* Acer laptop (Acer TravelMate 5730/5730G) has an HDMI port * on the laptop and a DVI port on the docking station and * both share the same encoder, hpd pin, and ddc line. * So while the bios table is technically correct, @@ -440,7 +440,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, * with different crtcs which isn't possible on the hardware * side and leaves no crtcs for LVDS or VGA. */ - if ((dev->pdev->device == 0x95c4) && + if (((dev->pdev->device == 0x95c4) || (dev->pdev->device == 0x9591)) && (dev->pdev->subsystem_vendor == 0x1025) && (dev->pdev->subsystem_device == 0x013c)) { if ((*connector_type == DRM_MODE_CONNECTOR_DVII) && @@ -1574,9 +1574,17 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record; ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record; bool bad_record = false; - u8 *record = (u8 *)(mode_info->atom_context->bios + - data_offset + - le16_to_cpu(lvds_info->info.usModePatchTableOffset)); + u8 *record; + + if ((frev == 1) && (crev < 2)) + /* absolute */ + record = (u8 *)(mode_info->atom_context->bios + + le16_to_cpu(lvds_info->info.usModePatchTableOffset)); + else + /* relative */ + record = (u8 *)(mode_info->atom_context->bios + + data_offset + + le16_to_cpu(lvds_info->info.usModePatchTableOffset)); while (*record != ATOM_RECORD_END_TYPE) { switch (*record) { case LCD_MODE_PATCH_RECORD_MODE_TYPE: @@ -1599,9 +1607,10 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0], fake_edid_record->ucFakeEDIDLength); - if (drm_edid_is_valid(edid)) + if (drm_edid_is_valid(edid)) { rdev->mode_info.bios_hardcoded_edid = edid; - else + rdev->mode_info.bios_hardcoded_edid_size = edid_size; + } else kfree(edid); } } diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index ed5dfe58f29c..9d95792bea3e 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -15,6 +15,9 @@ #define ATPX_VERSION 0 #define ATPX_GPU_PWR 2 #define ATPX_MUX_SELECT 3 +#define ATPX_I2C_MUX_SELECT 4 +#define ATPX_SWITCH_START 5 +#define ATPX_SWITCH_END 6 #define ATPX_INTEGRATED 0 #define ATPX_DISCRETE 1 @@ -149,13 +152,35 @@ static int radeon_atpx_switch_mux(acpi_handle handle, int mux_id) return radeon_atpx_execute(handle, ATPX_MUX_SELECT, mux_id); } +static int radeon_atpx_switch_i2c_mux(acpi_handle handle, int mux_id) +{ + return radeon_atpx_execute(handle, ATPX_I2C_MUX_SELECT, mux_id); +} + +static int radeon_atpx_switch_start(acpi_handle handle, int gpu_id) +{ + return radeon_atpx_execute(handle, ATPX_SWITCH_START, gpu_id); +} + +static int radeon_atpx_switch_end(acpi_handle handle, int gpu_id) +{ + return radeon_atpx_execute(handle, ATPX_SWITCH_END, gpu_id); +} static int radeon_atpx_switchto(enum vga_switcheroo_client_id id) { + int gpu_id; + if (id == VGA_SWITCHEROO_IGD) - radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, 0); + gpu_id = ATPX_INTEGRATED; else - radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, 1); + gpu_id = ATPX_DISCRETE; + + radeon_atpx_switch_start(radeon_atpx_priv.atpx_handle, gpu_id); + radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, gpu_id); + radeon_atpx_switch_i2c_mux(radeon_atpx_priv.atpx_handle, gpu_id); + radeon_atpx_switch_end(radeon_atpx_priv.atpx_handle, gpu_id); + return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c index bdf2fa1189ae..3189a7efb2e9 100644 --- a/drivers/gpu/drm/radeon/radeon_cursor.c +++ b/drivers/gpu/drm/radeon/radeon_cursor.c @@ -167,9 +167,6 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc, return -EINVAL; } - radeon_crtc->cursor_width = width; - radeon_crtc->cursor_height = height; - obj = drm_gem_object_lookup(crtc->dev, file_priv, handle); if (!obj) { DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, radeon_crtc->crtc_id); @@ -180,6 +177,9 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc, if (ret) goto fail; + radeon_crtc->cursor_width = width; + radeon_crtc->cursor_height = height; + radeon_lock_cursor(crtc, true); /* XXX only 27 bit offset for legacy cursor */ radeon_set_cursor(crtc, obj, gpu_addr); diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 8a955bbdb608..a533f52fd163 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -181,9 +181,9 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset, p = t / (PAGE_SIZE / RADEON_GPU_PAGE_SIZE); for (i = 0; i < pages; i++, p++) { - /* On TTM path, we only use the DMA API if TTM_PAGE_FLAG_DMA32 - * is requested. */ - if (dma_addr[i] != DMA_ERROR_CODE) { + /* we reverted the patch using dma_addr in TTM for now but this + * code stops building on alpha so just comment it out for now */ + if (0) { /*dma_addr[i] != DMA_ERROR_CODE) */ rdev->gart.ttm_alloced[p] = true; rdev->gart.pages_addr[p] = dma_addr[i]; } else { diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 871df0376b1c..bd58af658581 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -234,6 +234,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) return -EINVAL; } break; + case RADEON_INFO_FUSION_GART_WORKING: + value = 1; + break; default: DRM_DEBUG_KMS("Invalid request %d\n", info->request); return -EINVAL; diff --git a/drivers/gpu/drm/radeon/reg_srcs/cayman b/drivers/gpu/drm/radeon/reg_srcs/cayman index 6334f8ac1209..0aa8e85a9457 100644 --- a/drivers/gpu/drm/radeon/reg_srcs/cayman +++ b/drivers/gpu/drm/radeon/reg_srcs/cayman @@ -33,6 +33,7 @@ cayman 0x9400 0x00008E48 SQ_EX_ALLOC_TABLE_SLOTS 0x00009100 SPI_CONFIG_CNTL 0x0000913C SPI_CONFIG_CNTL_1 +0x00009508 TA_CNTL_AUX 0x00009830 DB_DEBUG 0x00009834 DB_DEBUG2 0x00009838 DB_DEBUG3 diff --git a/drivers/gpu/drm/radeon/reg_srcs/evergreen b/drivers/gpu/drm/radeon/reg_srcs/evergreen index 7e1637176e08..0e28cae7ea43 100644 --- a/drivers/gpu/drm/radeon/reg_srcs/evergreen +++ b/drivers/gpu/drm/radeon/reg_srcs/evergreen @@ -46,6 +46,7 @@ evergreen 0x9400 0x00008E48 SQ_EX_ALLOC_TABLE_SLOTS 0x00009100 SPI_CONFIG_CNTL 0x0000913C SPI_CONFIG_CNTL_1 +0x00009508 TA_CNTL_AUX 0x00009700 VC_CNTL 0x00009714 VC_ENHANCE 0x00009830 DB_DEBUG diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index e01cacba685f..498b284e5ef9 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -219,9 +219,6 @@ static int vga_switchto_stage1(struct vga_switcheroo_client *new_client) int i; struct vga_switcheroo_client *active = NULL; - if (new_client->active == true) - return 0; - for (i = 0; i < VGA_SWITCHEROO_MAX_CLIENTS; i++) { if (vgasr_priv.clients[i].active == true) { active = &vgasr_priv.clients[i]; @@ -372,6 +369,9 @@ vga_switcheroo_debugfs_write(struct file *filp, const char __user *ubuf, goto out; } + if (client->active == true) + goto out; + /* okay we want a switch - test if devices are willing to switch */ can_switch = true; for (i = 0; i < VGA_SWITCHEROO_MAX_CLIENTS; i++) { diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 060ef6327876..50e40dbd8bb6 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -110,8 +110,7 @@ config SENSORS_ADM1021 help If you say yes here you get support for Analog Devices ADM1021 and ADM1023 sensor chips and clones: Maxim MAX1617 and MAX1617A, - Genesys Logic GL523SM, National Semiconductor LM84, TI THMC10, - and the XEON processor built-in sensor. + Genesys Logic GL523SM, National Semiconductor LM84 and TI THMC10. This driver can also be built as a module. If so, the module will be called adm1021. @@ -618,10 +617,10 @@ config SENSORS_LM90 depends on I2C help If you say yes here you get support for National Semiconductor LM90, - LM86, LM89 and LM99, Analog Devices ADM1032 and ADT7461, Maxim - MAX6646, MAX6647, MAX6648, MAX6649, MAX6657, MAX6658, MAX6659, - MAX6680, MAX6681, MAX6692, MAX6695, MAX6696, and Winbond/Nuvoton - W83L771W/G/AWG/ASG sensor chips. + LM86, LM89 and LM99, Analog Devices ADM1032, ADT7461, and ADT7461A, + Maxim MAX6646, MAX6647, MAX6648, MAX6649, MAX6657, MAX6658, MAX6659, + MAX6680, MAX6681, MAX6692, MAX6695, MAX6696, ON Semiconductor NCT1008, + and Winbond/Nuvoton W83L771W/G/AWG/ASG sensor chips. This driver can also be built as a module. If so, the module will be called lm90. diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c index 250d099ca398..da72dc12068c 100644 --- a/drivers/hwmon/lm85.c +++ b/drivers/hwmon/lm85.c @@ -1094,6 +1094,7 @@ static struct attribute *lm85_attributes_minctl[] = { &sensor_dev_attr_pwm1_auto_pwm_minctl.dev_attr.attr, &sensor_dev_attr_pwm2_auto_pwm_minctl.dev_attr.attr, &sensor_dev_attr_pwm3_auto_pwm_minctl.dev_attr.attr, + NULL }; static const struct attribute_group lm85_group_minctl = { @@ -1104,6 +1105,7 @@ static struct attribute *lm85_attributes_temp_off[] = { &sensor_dev_attr_temp1_auto_temp_off.dev_attr.attr, &sensor_dev_attr_temp2_auto_temp_off.dev_attr.attr, &sensor_dev_attr_temp3_auto_temp_off.dev_attr.attr, + NULL }; static const struct attribute_group lm85_group_temp_off = { @@ -1329,11 +1331,11 @@ static int lm85_probe(struct i2c_client *client, if (data->type != emc6d103s) { err = sysfs_create_group(&client->dev.kobj, &lm85_group_minctl); if (err) - goto err_kfree; + goto err_remove_files; err = sysfs_create_group(&client->dev.kobj, &lm85_group_temp_off); if (err) - goto err_kfree; + goto err_remove_files; } /* The ADT7463/68 have an optional VRM 10 mode where pin 21 is used diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index c43b4e9f96a9..2f94f9504804 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -49,10 +49,10 @@ * chips, but support three temperature sensors instead of two. MAX6695 * and MAX6696 only differ in the pinout so they can be treated identically. * - * This driver also supports the ADT7461 chip from Analog Devices. - * It's supported in both compatibility and extended mode. It is mostly - * compatible with LM90 except for a data format difference for the - * temperature value registers. + * This driver also supports ADT7461 and ADT7461A from Analog Devices as well as + * NCT1008 from ON Semiconductor. The chips are supported in both compatibility + * and extended mode. They are mostly compatible with LM90 except for a data + * format difference for the temperature value registers. * * Since the LM90 was the first chipset supported by this driver, most * comments will refer to this chipset, but are actually general and @@ -88,9 +88,10 @@ * Addresses to scan * Address is fully defined internally and cannot be changed except for * MAX6659, MAX6680 and MAX6681. - * LM86, LM89, LM90, LM99, ADM1032, ADM1032-1, ADT7461, MAX6649, MAX6657, - * MAX6658 and W83L771 have address 0x4c. - * ADM1032-2, ADT7461-2, LM89-1, LM99-1 and MAX6646 have address 0x4d. + * LM86, LM89, LM90, LM99, ADM1032, ADM1032-1, ADT7461, ADT7461A, MAX6649, + * MAX6657, MAX6658, NCT1008 and W83L771 have address 0x4c. + * ADM1032-2, ADT7461-2, ADT7461A-2, LM89-1, LM99-1, MAX6646, and NCT1008D + * have address 0x4d. * MAX6647 has address 0x4e. * MAX6659 can have address 0x4c, 0x4d or 0x4e. * MAX6680 and MAX6681 can have address 0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, @@ -174,6 +175,7 @@ enum chips { lm90, adm1032, lm99, lm86, max6657, max6659, adt7461, max6680, static const struct i2c_device_id lm90_id[] = { { "adm1032", adm1032 }, { "adt7461", adt7461 }, + { "adt7461a", adt7461 }, { "lm90", lm90 }, { "lm86", lm86 }, { "lm89", lm86 }, @@ -188,6 +190,7 @@ static const struct i2c_device_id lm90_id[] = { { "max6681", max6680 }, { "max6695", max6696 }, { "max6696", max6696 }, + { "nct1008", adt7461 }, { "w83l771", w83l771 }, { } }; @@ -1153,6 +1156,11 @@ static int lm90_detect(struct i2c_client *new_client, && (reg_config1 & 0x1B) == 0x00 && reg_convrate <= 0x0A) { name = "adt7461"; + } else + if (chip_id == 0x57 /* ADT7461A, NCT1008 */ + && (reg_config1 & 0x1B) == 0x00 + && reg_convrate <= 0x0A) { + name = "adt7461a"; } } else if (man_id == 0x4D) { /* Maxim */ diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c index de5819199e2e..57240740b161 100644 --- a/drivers/hwmon/twl4030-madc-hwmon.c +++ b/drivers/hwmon/twl4030-madc-hwmon.c @@ -98,7 +98,6 @@ static const struct attribute_group twl4030_madc_group = { static int __devinit twl4030_madc_hwmon_probe(struct platform_device *pdev) { int ret; - int status; struct device *hwmon; ret = sysfs_create_group(&pdev->dev.kobj, &twl4030_madc_group); @@ -107,7 +106,7 @@ static int __devinit twl4030_madc_hwmon_probe(struct platform_device *pdev) hwmon = hwmon_device_register(&pdev->dev); if (IS_ERR(hwmon)) { dev_err(&pdev->dev, "hwmon_device_register failed.\n"); - status = PTR_ERR(hwmon); + ret = PTR_ERR(hwmon); goto err_reg; } diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 72c0415f6f94..455e909bc768 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -134,10 +134,15 @@ SMBHSTSTS_BUS_ERR | SMBHSTSTS_DEV_ERR | \ SMBHSTSTS_INTR) +/* Older devices have their ID defined in <linux/pci_ids.h> */ +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22 +#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 /* Patsburg also has three 'Integrated Device Function' SMBus controllers */ #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF0 0x1d70 #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF1 0x1d71 #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF2 0x1d72 +#define PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS 0x2330 +#define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS 0x3b30 struct i801_priv { struct i2c_adapter adapter; diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c index 0eb1515541e7..2dbba163b102 100644 --- a/drivers/i2c/busses/i2c-parport.c +++ b/drivers/i2c/busses/i2c-parport.c @@ -1,7 +1,7 @@ /* ------------------------------------------------------------------------ * * i2c-parport.c I2C bus over parallel port * * ------------------------------------------------------------------------ * - Copyright (C) 2003-2010 Jean Delvare <khali@linux-fr.org> + Copyright (C) 2003-2011 Jean Delvare <khali@linux-fr.org> Based on older i2c-philips-par.c driver Copyright (C) 1995-2000 Simon G. Vogl @@ -33,6 +33,8 @@ #include <linux/i2c-algo-bit.h> #include <linux/i2c-smbus.h> #include <linux/slab.h> +#include <linux/list.h> +#include <linux/mutex.h> #include "i2c-parport.h" /* ----- Device list ------------------------------------------------------ */ @@ -43,10 +45,11 @@ struct i2c_par { struct i2c_algo_bit_data algo_data; struct i2c_smbus_alert_setup alert_data; struct i2c_client *ara; - struct i2c_par *next; + struct list_head node; }; -static struct i2c_par *adapter_list; +static LIST_HEAD(adapter_list); +static DEFINE_MUTEX(adapter_list_lock); /* ----- Low-level parallel port access ----------------------------------- */ @@ -228,8 +231,9 @@ static void i2c_parport_attach (struct parport *port) } /* Add the new adapter to the list */ - adapter->next = adapter_list; - adapter_list = adapter; + mutex_lock(&adapter_list_lock); + list_add_tail(&adapter->node, &adapter_list); + mutex_unlock(&adapter_list_lock); return; ERROR1: @@ -241,11 +245,11 @@ ERROR0: static void i2c_parport_detach (struct parport *port) { - struct i2c_par *adapter, *prev; + struct i2c_par *adapter, *_n; /* Walk the list */ - for (prev = NULL, adapter = adapter_list; adapter; - prev = adapter, adapter = adapter->next) { + mutex_lock(&adapter_list_lock); + list_for_each_entry_safe(adapter, _n, &adapter_list, node) { if (adapter->pdev->port == port) { if (adapter->ara) { parport_disable_irq(port); @@ -259,14 +263,11 @@ static void i2c_parport_detach (struct parport *port) parport_release(adapter->pdev); parport_unregister_device(adapter->pdev); - if (prev) - prev->next = adapter->next; - else - adapter_list = adapter->next; + list_del(&adapter->node); kfree(adapter); - return; } } + mutex_unlock(&adapter_list_lock); } static struct parport_driver i2c_parport_driver = { diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index a97e3fec8148..04be9f82e14b 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -65,7 +65,7 @@ static inline void i2c_pnx_arm_timer(struct i2c_pnx_algo_data *alg_data) jiffies, expires); timer->expires = jiffies + expires; - timer->data = (unsigned long)&alg_data; + timer->data = (unsigned long)alg_data; add_timer(timer); } diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index c24946f51256..1de1c19dad30 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -281,17 +281,24 @@ struct ser_req { u8 command; u8 ref_off; u16 scratch; - __be16 sample; struct spi_message msg; struct spi_transfer xfer[6]; + /* + * DMA (thus cache coherency maintenance) requires the + * transfer buffers to live in their own cache lines. + */ + __be16 sample ____cacheline_aligned; }; struct ads7845_ser_req { u8 command[3]; - u8 pwrdown[3]; - u8 sample[3]; struct spi_message msg; struct spi_transfer xfer[2]; + /* + * DMA (thus cache coherency maintenance) requires the + * transfer buffers to live in their own cache lines. + */ + u8 sample[3] ____cacheline_aligned; }; static int ads7846_read12_ser(struct device *dev, unsigned command) diff --git a/drivers/input/touchscreen/wm831x-ts.c b/drivers/input/touchscreen/wm831x-ts.c index 6ae054f8e0aa..9175d49d2546 100644 --- a/drivers/input/touchscreen/wm831x-ts.c +++ b/drivers/input/touchscreen/wm831x-ts.c @@ -68,8 +68,23 @@ struct wm831x_ts { unsigned int pd_irq; bool pressure; bool pen_down; + struct work_struct pd_data_work; }; +static void wm831x_pd_data_work(struct work_struct *work) +{ + struct wm831x_ts *wm831x_ts = + container_of(work, struct wm831x_ts, pd_data_work); + + if (wm831x_ts->pen_down) { + enable_irq(wm831x_ts->data_irq); + dev_dbg(wm831x_ts->wm831x->dev, "IRQ PD->DATA done\n"); + } else { + enable_irq(wm831x_ts->pd_irq); + dev_dbg(wm831x_ts->wm831x->dev, "IRQ DATA->PD done\n"); + } +} + static irqreturn_t wm831x_ts_data_irq(int irq, void *irq_data) { struct wm831x_ts *wm831x_ts = irq_data; @@ -110,6 +125,9 @@ static irqreturn_t wm831x_ts_data_irq(int irq, void *irq_data) } if (!wm831x_ts->pen_down) { + /* Switch from data to pen down */ + dev_dbg(wm831x->dev, "IRQ DATA->PD\n"); + disable_irq_nosync(wm831x_ts->data_irq); /* Don't need data any more */ @@ -128,6 +146,10 @@ static irqreturn_t wm831x_ts_data_irq(int irq, void *irq_data) ABS_PRESSURE, 0); input_report_key(wm831x_ts->input_dev, BTN_TOUCH, 0); + + schedule_work(&wm831x_ts->pd_data_work); + } else { + input_report_key(wm831x_ts->input_dev, BTN_TOUCH, 1); } input_sync(wm831x_ts->input_dev); @@ -141,6 +163,11 @@ static irqreturn_t wm831x_ts_pen_down_irq(int irq, void *irq_data) struct wm831x *wm831x = wm831x_ts->wm831x; int ena = 0; + if (wm831x_ts->pen_down) + return IRQ_HANDLED; + + disable_irq_nosync(wm831x_ts->pd_irq); + /* Start collecting data */ if (wm831x_ts->pressure) ena |= WM831X_TCH_Z_ENA; @@ -149,14 +176,14 @@ static irqreturn_t wm831x_ts_pen_down_irq(int irq, void *irq_data) WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | WM831X_TCH_Z_ENA, WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | ena); - input_report_key(wm831x_ts->input_dev, BTN_TOUCH, 1); - input_sync(wm831x_ts->input_dev); - wm831x_set_bits(wm831x, WM831X_INTERRUPT_STATUS_1, WM831X_TCHPD_EINT, WM831X_TCHPD_EINT); wm831x_ts->pen_down = true; - enable_irq(wm831x_ts->data_irq); + + /* Switch from pen down to data */ + dev_dbg(wm831x->dev, "IRQ PD->DATA\n"); + schedule_work(&wm831x_ts->pd_data_work); return IRQ_HANDLED; } @@ -182,13 +209,28 @@ static void wm831x_ts_input_close(struct input_dev *idev) struct wm831x_ts *wm831x_ts = input_get_drvdata(idev); struct wm831x *wm831x = wm831x_ts->wm831x; + /* Shut the controller down, disabling all other functionality too */ wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, - WM831X_TCH_ENA | WM831X_TCH_CVT_ENA | - WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | - WM831X_TCH_Z_ENA, 0); + WM831X_TCH_ENA | WM831X_TCH_X_ENA | + WM831X_TCH_Y_ENA | WM831X_TCH_Z_ENA, 0); - if (wm831x_ts->pen_down) + /* Make sure any pending IRQs are done, the above will prevent + * new ones firing. + */ + synchronize_irq(wm831x_ts->data_irq); + synchronize_irq(wm831x_ts->pd_irq); + + /* Make sure the IRQ completion work is quiesced */ + flush_work_sync(&wm831x_ts->pd_data_work); + + /* If we ended up with the pen down then make sure we revert back + * to pen detection state for the next time we start up. + */ + if (wm831x_ts->pen_down) { disable_irq(wm831x_ts->data_irq); + enable_irq(wm831x_ts->pd_irq); + wm831x_ts->pen_down = false; + } } static __devinit int wm831x_ts_probe(struct platform_device *pdev) @@ -198,7 +240,7 @@ static __devinit int wm831x_ts_probe(struct platform_device *pdev) struct wm831x_pdata *core_pdata = dev_get_platdata(pdev->dev.parent); struct wm831x_touch_pdata *pdata = NULL; struct input_dev *input_dev; - int error; + int error, irqf; if (core_pdata) pdata = core_pdata->touch; @@ -212,6 +254,7 @@ static __devinit int wm831x_ts_probe(struct platform_device *pdev) wm831x_ts->wm831x = wm831x; wm831x_ts->input_dev = input_dev; + INIT_WORK(&wm831x_ts->pd_data_work, wm831x_pd_data_work); /* * If we have a direct IRQ use it, otherwise use the interrupt @@ -270,9 +313,14 @@ static __devinit int wm831x_ts_probe(struct platform_device *pdev) wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, WM831X_TCH_RATE_MASK, 6); + if (pdata && pdata->data_irqf) + irqf = pdata->data_irqf; + else + irqf = IRQF_TRIGGER_HIGH; + error = request_threaded_irq(wm831x_ts->data_irq, NULL, wm831x_ts_data_irq, - IRQF_ONESHOT, + irqf | IRQF_ONESHOT, "Touchscreen data", wm831x_ts); if (error) { dev_err(&pdev->dev, "Failed to request data IRQ %d: %d\n", @@ -281,9 +329,14 @@ static __devinit int wm831x_ts_probe(struct platform_device *pdev) } disable_irq(wm831x_ts->data_irq); + if (pdata && pdata->pd_irqf) + irqf = pdata->pd_irqf; + else + irqf = IRQF_TRIGGER_HIGH; + error = request_threaded_irq(wm831x_ts->pd_irq, NULL, wm831x_ts_pen_down_irq, - IRQF_ONESHOT, + irqf | IRQF_ONESHOT, "Touchscreen pen down", wm831x_ts); if (error) { dev_err(&pdev->dev, "Failed to request pen down IRQ %d: %d\n", diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig index ccbd39a38c46..c545039287ad 100644 --- a/drivers/media/dvb/dvb-usb/Kconfig +++ b/drivers/media/dvb/dvb-usb/Kconfig @@ -356,6 +356,8 @@ config DVB_USB_LME2510 select DVB_TDA826X if !DVB_FE_CUSTOMISE select DVB_STV0288 if !DVB_FE_CUSTOMISE select DVB_IX2505V if !DVB_FE_CUSTOMISE + select DVB_STV0299 if !DVB_FE_CUSTOMISE + select DVB_PLL if !DVB_FE_CUSTOMISE help Say Y here to support the LME DM04/QQBOX DVB-S USB2.0 . diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c index ccc2d1af49d4..6927c726ce35 100644 --- a/drivers/media/dvb/ngene/ngene-core.c +++ b/drivers/media/dvb/ngene/ngene-core.c @@ -1520,6 +1520,7 @@ static int init_channel(struct ngene_channel *chan) if (dev->ci.en && (io & NGENE_IO_TSOUT)) { dvb_ca_en50221_init(adapter, dev->ci.en, 0, 1); set_transfer(chan, 1); + chan->dev->channel[2].DataFormatFlags = DF_SWAP32; set_transfer(&chan->dev->channel[2], 1); dvb_register_device(adapter, &chan->ci_dev, &ngene_dvbdev_ci, (void *) chan, diff --git a/drivers/media/radio/saa7706h.c b/drivers/media/radio/saa7706h.c index 585680ffbfb6..b1193dfc5087 100644 --- a/drivers/media/radio/saa7706h.c +++ b/drivers/media/radio/saa7706h.c @@ -376,7 +376,7 @@ static int __devinit saa7706h_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - state = kmalloc(sizeof(struct saa7706h_state), GFP_KERNEL); + state = kzalloc(sizeof(struct saa7706h_state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index 7c0d77751f6e..0991e1973678 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -176,7 +176,7 @@ static int __devinit tef6862_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - state = kmalloc(sizeof(struct tef6862_state), GFP_KERNEL); + state = kzalloc(sizeof(struct tef6862_state), GFP_KERNEL); if (state == NULL) return -ENOMEM; state->freq = TEF6862_LO_FREQ; diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index ebd68edf5b24..8fc0f081b470 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -46,7 +46,7 @@ #define MOD_AUTHOR "Jarod Wilson <jarod@wilsonet.com>" #define MOD_DESC "Driver for SoundGraph iMON MultiMedia IR/Display" #define MOD_NAME "imon" -#define MOD_VERSION "0.9.2" +#define MOD_VERSION "0.9.3" #define DISPLAY_MINOR_BASE 144 #define DEVICE_NAME "lcd%d" @@ -460,8 +460,9 @@ static int display_close(struct inode *inode, struct file *file) } /** - * Sends a packet to the device -- this function must be called - * with ictx->lock held. + * Sends a packet to the device -- this function must be called with + * ictx->lock held, or its unlock/lock sequence while waiting for tx + * to complete can/will lead to a deadlock. */ static int send_packet(struct imon_context *ictx) { @@ -991,12 +992,21 @@ static void imon_touch_display_timeout(unsigned long data) * the iMON remotes, and those used by the Windows MCE remotes (which is * really just RC-6), but only one or the other at a time, as the signals * are decoded onboard the receiver. + * + * This function gets called two different ways, one way is from + * rc_register_device, for initial protocol selection/setup, and the other is + * via a userspace-initiated protocol change request, either by direct sysfs + * prodding or by something like ir-keytable. In the rc_register_device case, + * the imon context lock is already held, but when initiated from userspace, + * it is not, so we must acquire it prior to calling send_packet, which + * requires that the lock is held. */ static int imon_ir_change_protocol(struct rc_dev *rc, u64 rc_type) { int retval; struct imon_context *ictx = rc->priv; struct device *dev = ictx->dev; + bool unlock = false; unsigned char ir_proto_packet[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x86 }; @@ -1029,6 +1039,11 @@ static int imon_ir_change_protocol(struct rc_dev *rc, u64 rc_type) memcpy(ictx->usb_tx_buf, &ir_proto_packet, sizeof(ir_proto_packet)); + if (!mutex_is_locked(&ictx->lock)) { + unlock = true; + mutex_lock(&ictx->lock); + } + retval = send_packet(ictx); if (retval) goto out; @@ -1037,6 +1052,9 @@ static int imon_ir_change_protocol(struct rc_dev *rc, u64 rc_type) ictx->pad_mouse = false; out: + if (unlock) + mutex_unlock(&ictx->lock); + return retval; } @@ -2134,6 +2152,7 @@ static struct imon_context *imon_init_intf0(struct usb_interface *intf) goto rdev_setup_failed; } + mutex_unlock(&ictx->lock); return ictx; rdev_setup_failed: @@ -2205,6 +2224,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf, goto urb_submit_failed; } + mutex_unlock(&ictx->lock); return ictx; urb_submit_failed: @@ -2299,6 +2319,8 @@ static int __devinit imon_probe(struct usb_interface *interface, usb_set_intfdata(interface, ictx); if (ifnum == 0) { + mutex_lock(&ictx->lock); + if (product == 0xffdc && ictx->rf_device) { sysfs_err = sysfs_create_group(&interface->dev.kobj, &imon_rf_attr_group); @@ -2309,13 +2331,14 @@ static int __devinit imon_probe(struct usb_interface *interface, if (ictx->display_supported) imon_init_display(ictx, interface); + + mutex_unlock(&ictx->lock); } dev_info(dev, "iMON device (%04x:%04x, intf%d) on " "usb<%d:%d> initialized\n", vendor, product, ifnum, usbdev->bus->busnum, usbdev->devnum); - mutex_unlock(&ictx->lock); mutex_unlock(&driver_lock); return 0; diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c index accaf6c9789a..43908a70bd8b 100644 --- a/drivers/media/rc/ite-cir.c +++ b/drivers/media/rc/ite-cir.c @@ -36,6 +36,7 @@ #include <linux/io.h> #include <linux/interrupt.h> #include <linux/sched.h> +#include <linux/delay.h> #include <linux/slab.h> #include <linux/input.h> #include <linux/bitops.h> diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index 044fb7a382d6..0c273ec465c9 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -220,6 +220,8 @@ static struct usb_device_id mceusb_dev_table[] = { { USB_DEVICE(VENDOR_PHILIPS, 0x206c) }, /* Philips/Spinel plus IR transceiver for ASUS */ { USB_DEVICE(VENDOR_PHILIPS, 0x2088) }, + /* Philips IR transceiver (Dell branded) */ + { USB_DEVICE(VENDOR_PHILIPS, 0x2093) }, /* Realtek MCE IR Receiver and card reader */ { USB_DEVICE(VENDOR_REALTEK, 0x0161), .driver_info = MULTIFUNCTION }, diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index f53f9c68d38d..a2706648e365 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -707,7 +707,8 @@ static void ir_close(struct input_dev *idev) { struct rc_dev *rdev = input_get_drvdata(idev); - rdev->close(rdev); + if (rdev) + rdev->close(rdev); } /* class for /sys/class/rc */ @@ -733,6 +734,7 @@ static struct { { RC_TYPE_SONY, "sony" }, { RC_TYPE_RC5_SZ, "rc-5-sz" }, { RC_TYPE_LIRC, "lirc" }, + { RC_TYPE_OTHER, "other" }, }; #define PROTO_NONE "none" diff --git a/drivers/media/video/m52790.c b/drivers/media/video/m52790.c index 5e1c9a81984c..303ffa7df4ac 100644 --- a/drivers/media/video/m52790.c +++ b/drivers/media/video/m52790.c @@ -174,7 +174,7 @@ static int m52790_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kmalloc(sizeof(struct m52790_state), GFP_KERNEL); + state = kzalloc(sizeof(struct m52790_state), GFP_KERNEL); if (state == NULL) return -ENOMEM; diff --git a/drivers/media/video/tda9840.c b/drivers/media/video/tda9840.c index 5d4cf3b3d435..22fa8202d5ca 100644 --- a/drivers/media/video/tda9840.c +++ b/drivers/media/video/tda9840.c @@ -171,7 +171,7 @@ static int tda9840_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tda9840_ops); diff --git a/drivers/media/video/tea6415c.c b/drivers/media/video/tea6415c.c index 19621ed523ec..827425c5b866 100644 --- a/drivers/media/video/tea6415c.c +++ b/drivers/media/video/tea6415c.c @@ -152,7 +152,7 @@ static int tea6415c_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tea6415c_ops); diff --git a/drivers/media/video/tea6420.c b/drivers/media/video/tea6420.c index 5ea840401f21..f350b6c24500 100644 --- a/drivers/media/video/tea6420.c +++ b/drivers/media/video/tea6420.c @@ -125,7 +125,7 @@ static int tea6420_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tea6420_ops); diff --git a/drivers/media/video/upd64031a.c b/drivers/media/video/upd64031a.c index f8138c75be8b..1aab96a88203 100644 --- a/drivers/media/video/upd64031a.c +++ b/drivers/media/video/upd64031a.c @@ -230,7 +230,7 @@ static int upd64031a_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kmalloc(sizeof(struct upd64031a_state), GFP_KERNEL); + state = kzalloc(sizeof(struct upd64031a_state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; diff --git a/drivers/media/video/upd64083.c b/drivers/media/video/upd64083.c index 28e0e6b6ca84..9bbe61700fd5 100644 --- a/drivers/media/video/upd64083.c +++ b/drivers/media/video/upd64083.c @@ -202,7 +202,7 @@ static int upd64083_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kmalloc(sizeof(struct upd64083_state), GFP_KERNEL); + state = kzalloc(sizeof(struct upd64083_state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index d4a851c6b5bf..0b4d5b23bec9 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -144,7 +144,7 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc) int iter, i; unsigned long flags; - data->chip->irq_ack(irq_data); + data->chip->irq_ack(data); for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) { u32 status; diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 53450f433f10..3ab9ffa00aad 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -25,7 +25,6 @@ #include <linux/dma-mapping.h> #include <linux/spinlock.h> #include <linux/gpio.h> -#include <linux/regulator/consumer.h> #include <plat/usb.h> #define USBHS_DRIVER_NAME "usbhs-omap" @@ -700,8 +699,7 @@ static int usbhs_enable(struct device *dev) dev_dbg(dev, "starting TI HSUSB Controller\n"); if (!pdata) { dev_dbg(dev, "missing platform_data\n"); - ret = -ENODEV; - goto end_enable; + return -ENODEV; } spin_lock_irqsave(&omap->lock, flags); @@ -719,14 +717,14 @@ static int usbhs_enable(struct device *dev) gpio_request(pdata->ehci_data->reset_gpio_port[0], "USB1 PHY reset"); gpio_direction_output - (pdata->ehci_data->reset_gpio_port[0], 1); + (pdata->ehci_data->reset_gpio_port[0], 0); } if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) { gpio_request(pdata->ehci_data->reset_gpio_port[1], "USB2 PHY reset"); gpio_direction_output - (pdata->ehci_data->reset_gpio_port[1], 1); + (pdata->ehci_data->reset_gpio_port[1], 0); } /* Hold the PHY in RESET for enough time till DIR is high */ @@ -906,16 +904,17 @@ static int usbhs_enable(struct device *dev) if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) gpio_set_value - (pdata->ehci_data->reset_gpio_port[0], 0); + (pdata->ehci_data->reset_gpio_port[0], 1); if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) gpio_set_value - (pdata->ehci_data->reset_gpio_port[1], 0); + (pdata->ehci_data->reset_gpio_port[1], 1); } end_count: omap->count++; - goto end_enable; + spin_unlock_irqrestore(&omap->lock, flags); + return 0; err_tll: if (pdata->ehci_data->phy_reset) { @@ -931,8 +930,6 @@ err_tll: clk_disable(omap->usbhost_fs_fck); clk_disable(omap->usbhost_hs_fck); clk_disable(omap->usbhost_ick); - -end_enable: spin_unlock_irqrestore(&omap->lock, flags); return ret; } diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c index 16422de0823a..2c0d4d16491a 100644 --- a/drivers/mfd/twl4030-power.c +++ b/drivers/mfd/twl4030-power.c @@ -447,12 +447,13 @@ static int __init load_twl4030_script(struct twl4030_script *tscript, if (err) goto out; } - if (tscript->flags & TWL4030_SLEEP_SCRIPT) + if (tscript->flags & TWL4030_SLEEP_SCRIPT) { if (order) pr_warning("TWL4030: Bad order of scripts (sleep "\ "script before wakeup) Leads to boot"\ "failure on some boards\n"); err = twl4030_config_sleep_sequence(address); + } out: return err; } diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index 63667a8f140c..d6d62fd07ee9 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -284,6 +284,7 @@ int mmc_add_card(struct mmc_card *card) type = "SD-combo"; if (mmc_card_blockaddr(card)) type = "SDHC-combo"; + break; default: type = "?"; break; diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 2e032f0e8cf4..a6c329040140 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -832,7 +832,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id) return IRQ_HANDLED; } - if (end_command) + if (end_command && host->cmd) mmc_omap_cmd_done(host, host->cmd); if (host->data != NULL) { if (transfer_error) diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index a136be706347..f8b5f37007b2 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -957,6 +957,7 @@ static struct sdhci_pci_slot * __devinit sdhci_pci_probe_slot( host->ioaddr = pci_ioremap_bar(pdev, bar); if (!host->ioaddr) { dev_err(&pdev->dev, "failed to remap registers\n"); + ret = -ENOMEM; goto release; } diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 9e15f41f87be..5d20661bc357 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1334,6 +1334,13 @@ static void sdhci_tasklet_finish(unsigned long param) host = (struct sdhci_host*)param; + /* + * If this tasklet gets rescheduled while running, it will + * be run again afterwards but without any active request. + */ + if (!host->mrq) + return; + spin_lock_irqsave(&host->lock, flags); del_timer(&host->timer); @@ -1345,7 +1352,7 @@ static void sdhci_tasklet_finish(unsigned long param) * upon error conditions. */ if (!(host->flags & SDHCI_DEVICE_DEAD) && - (mrq->cmd->error || + ((mrq->cmd && mrq->cmd->error) || (mrq->data && (mrq->data->error || (mrq->data->stop && mrq->data->stop->error))) || (host->quirks & SDHCI_QUIRK_RESET_AFTER_REQUEST))) { diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 62d37de6de76..710339a85c84 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -728,15 +728,15 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) tmio_mmc_set_clock(host, ios->clock); /* Power sequence - OFF -> UP -> ON */ - if (ios->power_mode == MMC_POWER_OFF || !ios->clock) { + if (ios->power_mode == MMC_POWER_UP) { + /* power up SD bus */ + if (host->set_pwr) + host->set_pwr(host->pdev, 1); + } else if (ios->power_mode == MMC_POWER_OFF || !ios->clock) { /* power down SD bus */ if (ios->power_mode == MMC_POWER_OFF && host->set_pwr) host->set_pwr(host->pdev, 0); tmio_mmc_clk_stop(host); - } else if (ios->power_mode == MMC_POWER_UP) { - /* power up SD bus */ - if (host->set_pwr) - host->set_pwr(host->pdev, 1); } else { /* start bus clock */ tmio_mmc_clk_start(host); diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index dc280bc8eba2..6c884ef1b069 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2536,7 +2536,7 @@ config S6GMAC source "drivers/net/stmmac/Kconfig" config PCH_GBE - tristate "PCH Gigabit Ethernet" + tristate "Intel EG20T PCH / OKI SEMICONDUCTOR ML7223 IOH GbE" depends on PCI select MII ---help--- @@ -2548,6 +2548,12 @@ config PCH_GBE to Gigabit Ethernet. This driver enables Gigabit Ethernet function. + This driver also can be used for OKI SEMICONDUCTOR IOH(Input/ + Output Hub), ML7223. + ML7223 IOH is for MP(Media Phone) use. + ML7223 is companion chip for Intel Atom E6xx series. + ML7223 is completely compatible for Intel EG20T PCH. + endif # NETDEV_1000 # diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 01b604ad155e..e5a7375685ad 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -144,7 +144,7 @@ obj-$(CONFIG_NE3210) += ne3210.o 8390.o obj-$(CONFIG_SB1250_MAC) += sb1250-mac.o obj-$(CONFIG_B44) += b44.o obj-$(CONFIG_FORCEDETH) += forcedeth.o -obj-$(CONFIG_NE_H8300) += ne-h8300.o 8390.o +obj-$(CONFIG_NE_H8300) += ne-h8300.o obj-$(CONFIG_AX88796) += ax88796.o obj-$(CONFIG_BCM63XX_ENET) += bcm63xx_enet.o obj-$(CONFIG_FTMAC100) += ftmac100.o @@ -219,7 +219,7 @@ obj-$(CONFIG_SC92031) += sc92031.o obj-$(CONFIG_LP486E) += lp486e.o obj-$(CONFIG_ETH16I) += eth16i.o -obj-$(CONFIG_ZORRO8390) += zorro8390.o 8390.o +obj-$(CONFIG_ZORRO8390) += zorro8390.o obj-$(CONFIG_HPLANCE) += hplance.o 7990.o obj-$(CONFIG_MVME147_NET) += mvme147.o 7990.o obj-$(CONFIG_EQUALIZER) += eql.o @@ -231,7 +231,7 @@ obj-$(CONFIG_SGI_IOC3_ETH) += ioc3-eth.o obj-$(CONFIG_DECLANCE) += declance.o obj-$(CONFIG_ATARILANCE) += atarilance.o obj-$(CONFIG_A2065) += a2065.o -obj-$(CONFIG_HYDRA) += hydra.o 8390.o +obj-$(CONFIG_HYDRA) += hydra.o obj-$(CONFIG_ARIADNE) += ariadne.o obj-$(CONFIG_CS89x0) += cs89x0.o obj-$(CONFIG_MACSONIC) += macsonic.o diff --git a/drivers/net/amd8111e.c b/drivers/net/amd8111e.c index 88495c48a81d..241b185e6569 100644 --- a/drivers/net/amd8111e.c +++ b/drivers/net/amd8111e.c @@ -106,7 +106,7 @@ MODULE_DESCRIPTION ("AMD8111 based 10/100 Ethernet Controller. Driver Version "M MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, amd8111e_pci_tbl); module_param_array(speed_duplex, int, NULL, 0); -MODULE_PARM_DESC(speed_duplex, "Set device speed and duplex modes, 0: Auto Negotitate, 1: 10Mbps Half Duplex, 2: 10Mbps Full Duplex, 3: 100Mbps Half Duplex, 4: 100Mbps Full Duplex"); +MODULE_PARM_DESC(speed_duplex, "Set device speed and duplex modes, 0: Auto Negotiate, 1: 10Mbps Half Duplex, 2: 10Mbps Full Duplex, 3: 100Mbps Half Duplex, 4: 100Mbps Full Duplex"); module_param_array(coalesce, bool, NULL, 0); MODULE_PARM_DESC(coalesce, "Enable or Disable interrupt coalescing, 1: Enable, 0: Disable"); module_param_array(dynamic_ipg, bool, NULL, 0); diff --git a/drivers/net/arm/etherh.c b/drivers/net/arm/etherh.c index 4af235d41fda..fbfb5b47c506 100644 --- a/drivers/net/arm/etherh.c +++ b/drivers/net/arm/etherh.c @@ -527,7 +527,7 @@ static void __init etherh_banner(void) * Read the ethernet address string from the on board rom. * This is an ascii string... */ -static int __init etherh_addr(char *addr, struct expansion_card *ec) +static int __devinit etherh_addr(char *addr, struct expansion_card *ec) { struct in_chunk_dir cd; char *s; @@ -655,7 +655,7 @@ static const struct net_device_ops etherh_netdev_ops = { static u32 etherh_regoffsets[16]; static u32 etherm_regoffsets[16]; -static int __init +static int __devinit etherh_probe(struct expansion_card *ec, const struct ecard_id *id) { const struct etherh_data *data = id->data; diff --git a/drivers/net/atl1c/atl1c.h b/drivers/net/atl1c/atl1c.h index 7cb375e0e29c..925929d764ca 100644 --- a/drivers/net/atl1c/atl1c.h +++ b/drivers/net/atl1c/atl1c.h @@ -566,9 +566,9 @@ struct atl1c_adapter { #define __AT_TESTING 0x0001 #define __AT_RESETTING 0x0002 #define __AT_DOWN 0x0003 - u8 work_event; -#define ATL1C_WORK_EVENT_RESET 0x01 -#define ATL1C_WORK_EVENT_LINK_CHANGE 0x02 + unsigned long work_event; +#define ATL1C_WORK_EVENT_RESET 0 +#define ATL1C_WORK_EVENT_LINK_CHANGE 1 u32 msg_enable; bool have_msi; diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c index 7d9d5067a65c..a6e1c36e48e6 100644 --- a/drivers/net/atl1c/atl1c_main.c +++ b/drivers/net/atl1c/atl1c_main.c @@ -325,7 +325,7 @@ static void atl1c_link_chg_event(struct atl1c_adapter *adapter) } } - adapter->work_event |= ATL1C_WORK_EVENT_LINK_CHANGE; + set_bit(ATL1C_WORK_EVENT_LINK_CHANGE, &adapter->work_event); schedule_work(&adapter->common_task); } @@ -337,20 +337,16 @@ static void atl1c_common_task(struct work_struct *work) adapter = container_of(work, struct atl1c_adapter, common_task); netdev = adapter->netdev; - if (adapter->work_event & ATL1C_WORK_EVENT_RESET) { - adapter->work_event &= ~ATL1C_WORK_EVENT_RESET; + if (test_and_clear_bit(ATL1C_WORK_EVENT_RESET, &adapter->work_event)) { netif_device_detach(netdev); atl1c_down(adapter); atl1c_up(adapter); netif_device_attach(netdev); - return; } - if (adapter->work_event & ATL1C_WORK_EVENT_LINK_CHANGE) { - adapter->work_event &= ~ATL1C_WORK_EVENT_LINK_CHANGE; + if (test_and_clear_bit(ATL1C_WORK_EVENT_LINK_CHANGE, + &adapter->work_event)) atl1c_check_link_status(adapter); - } - return; } @@ -369,7 +365,7 @@ static void atl1c_tx_timeout(struct net_device *netdev) struct atl1c_adapter *adapter = netdev_priv(netdev); /* Do the reset outside of interrupt context */ - adapter->work_event |= ATL1C_WORK_EVENT_RESET; + set_bit(ATL1C_WORK_EVENT_RESET, &adapter->work_event); schedule_work(&adapter->common_task); } diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h index 66823eded7a3..2353eca32593 100644 --- a/drivers/net/benet/be.h +++ b/drivers/net/benet/be.h @@ -213,7 +213,7 @@ struct be_rx_stats { struct be_rx_compl_info { u32 rss_hash; - u16 vid; + u16 vlan_tag; u16 pkt_size; u16 rxq_idx; u16 mac_id; diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index 1e2d825bb94a..9dc9394fd4ca 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -132,7 +132,7 @@ static void be_async_grp5_pvid_state_process(struct be_adapter *adapter, struct be_async_event_grp5_pvid_state *evt) { if (evt->enabled) - adapter->pvid = evt->tag; + adapter->pvid = le16_to_cpu(evt->tag); else adapter->pvid = 0; } diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index 7cb5a114c733..9187fb4e08f1 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -1018,7 +1018,8 @@ static void be_rx_compl_process(struct be_adapter *adapter, kfree_skb(skb); return; } - vlan_hwaccel_receive_skb(skb, adapter->vlan_grp, rxcp->vid); + vlan_hwaccel_receive_skb(skb, adapter->vlan_grp, + rxcp->vlan_tag); } else { netif_receive_skb(skb); } @@ -1076,7 +1077,8 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter, if (likely(!rxcp->vlanf)) napi_gro_frags(&eq_obj->napi); else - vlan_gro_frags(&eq_obj->napi, adapter->vlan_grp, rxcp->vid); + vlan_gro_frags(&eq_obj->napi, adapter->vlan_grp, + rxcp->vlan_tag); } static void be_parse_rx_compl_v1(struct be_adapter *adapter, @@ -1102,7 +1104,8 @@ static void be_parse_rx_compl_v1(struct be_adapter *adapter, rxcp->pkt_type = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, cast_enc, compl); rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vtm, compl); - rxcp->vid = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vlan_tag, compl); + rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vlan_tag, + compl); } static void be_parse_rx_compl_v0(struct be_adapter *adapter, @@ -1128,7 +1131,8 @@ static void be_parse_rx_compl_v0(struct be_adapter *adapter, rxcp->pkt_type = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, cast_enc, compl); rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vtm, compl); - rxcp->vid = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vlan_tag, compl); + rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vlan_tag, + compl); } static struct be_rx_compl_info *be_rx_compl_get(struct be_rx_obj *rxo) @@ -1155,9 +1159,11 @@ static struct be_rx_compl_info *be_rx_compl_get(struct be_rx_obj *rxo) rxcp->vlanf = 0; if (!lancer_chip(adapter)) - rxcp->vid = swab16(rxcp->vid); + rxcp->vlan_tag = swab16(rxcp->vlan_tag); - if ((adapter->pvid == rxcp->vid) && !adapter->vlan_tag[rxcp->vid]) + if (((adapter->pvid & VLAN_VID_MASK) == + (rxcp->vlan_tag & VLAN_VID_MASK)) && + !adapter->vlan_tag[rxcp->vlan_tag]) rxcp->vlanf = 0; /* As the compl has been parsed, reset it; we wont touch it again */ @@ -1873,6 +1879,7 @@ static void be_worker(struct work_struct *work) be_detect_dump_ue(adapter); reschedule: + adapter->work_counter++; schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000)); } diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 8e6d618b5305..d8383a9af9ad 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -8413,6 +8413,8 @@ bnx2_remove_one(struct pci_dev *pdev) unregister_netdev(dev); + del_timer_sync(&bp->timer); + if (bp->mips_firmware) release_firmware(bp->mips_firmware); if (bp->rv2p_firmware) diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c index e83ac6dd6fc0..16581df5ee4e 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.c +++ b/drivers/net/bnx2x/bnx2x_cmn.c @@ -2019,15 +2019,23 @@ static inline void bnx2x_set_pbd_gso(struct sk_buff *skb, static inline u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb, u32 *parsing_data, u32 xmit_type) { - *parsing_data |= ((tcp_hdrlen(skb)/4) << - ETH_TX_PARSE_BD_E2_TCP_HDR_LENGTH_DW_SHIFT) & - ETH_TX_PARSE_BD_E2_TCP_HDR_LENGTH_DW; + *parsing_data |= + ((((u8 *)skb_transport_header(skb) - skb->data) >> 1) << + ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W_SHIFT) & + ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W; - *parsing_data |= ((((u8 *)tcp_hdr(skb) - skb->data) / 2) << - ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W_SHIFT) & - ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W; + if (xmit_type & XMIT_CSUM_TCP) { + *parsing_data |= ((tcp_hdrlen(skb) / 4) << + ETH_TX_PARSE_BD_E2_TCP_HDR_LENGTH_DW_SHIFT) & + ETH_TX_PARSE_BD_E2_TCP_HDR_LENGTH_DW; - return skb_transport_header(skb) + tcp_hdrlen(skb) - skb->data; + return skb_transport_header(skb) + tcp_hdrlen(skb) - skb->data; + } else + /* We support checksum offload for TCP and UDP only. + * No need to pass the UDP header length - it's a constant. + */ + return skb_transport_header(skb) + + sizeof(struct udphdr) - skb->data; } /** @@ -2043,7 +2051,7 @@ static inline u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb, struct eth_tx_parse_bd_e1x *pbd, u32 xmit_type) { - u8 hlen = (skb_network_header(skb) - skb->data) / 2; + u8 hlen = (skb_network_header(skb) - skb->data) >> 1; /* for now NS flag is not used in Linux */ pbd->global_data = @@ -2051,9 +2059,15 @@ static inline u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb, ETH_TX_PARSE_BD_E1X_LLC_SNAP_EN_SHIFT)); pbd->ip_hlen_w = (skb_transport_header(skb) - - skb_network_header(skb)) / 2; + skb_network_header(skb)) >> 1; - hlen += pbd->ip_hlen_w + tcp_hdrlen(skb) / 2; + hlen += pbd->ip_hlen_w; + + /* We support checksum offload for TCP and UDP only */ + if (xmit_type & XMIT_CSUM_TCP) + hlen += tcp_hdrlen(skb) / 2; + else + hlen += sizeof(struct udphdr) / 2; pbd->total_hlen_w = cpu_to_le16(hlen); hlen = hlen*2; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 494bf960442d..31912f17653f 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -1482,8 +1482,11 @@ static struct aggregator *ad_agg_selection_test(struct aggregator *best, static int agg_device_up(const struct aggregator *agg) { - return (netif_running(agg->slave->dev) && - netif_carrier_ok(agg->slave->dev)); + struct port *port = agg->lag_ports; + if (!port) + return 0; + return (netif_running(port->slave->dev) && + netif_carrier_ok(port->slave->dev)); } /** diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h index b28baff70864..01b8a6af275b 100644 --- a/drivers/net/bonding/bond_3ad.h +++ b/drivers/net/bonding/bond_3ad.h @@ -39,7 +39,7 @@ typedef struct mac_addr { u8 mac_addr_value[ETH_ALEN]; -} mac_addr_t; +} __packed mac_addr_t; enum { BOND_AD_STABLE = 0, @@ -134,12 +134,12 @@ typedef struct lacpdu { u8 tlv_type_terminator; // = terminator u8 terminator_length; // = 0 u8 reserved_50[50]; // = 0 -} lacpdu_t; +} __packed lacpdu_t; typedef struct lacpdu_header { struct ethhdr hdr; struct lacpdu lacpdu; -} lacpdu_header_t; +} __packed lacpdu_header_t; // Marker Protocol Data Unit(PDU) structure(43.5.3.2 in the 802.3ad standard) typedef struct bond_marker { @@ -155,12 +155,12 @@ typedef struct bond_marker { u8 tlv_type_terminator; // = 0x00 u8 terminator_length; // = 0x00 u8 reserved_90[90]; // = 0 -} bond_marker_t; +} __packed bond_marker_t; typedef struct bond_marker_header { struct ethhdr hdr; struct bond_marker marker; -} bond_marker_header_t; +} __packed bond_marker_header_t; #pragma pack() diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index a358ea9445a2..f501bba1fc6f 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -346,10 +346,10 @@ static void sja1000_rx(struct net_device *dev) | (priv->read_reg(priv, REG_ID2) >> 5); } + cf->can_dlc = get_can_dlc(fi & 0x0F); if (fi & FI_RTR) { id |= CAN_RTR_FLAG; } else { - cf->can_dlc = get_can_dlc(fi & 0x0F); for (i = 0; i < cf->can_dlc; i++) cf->data[i] = priv->read_reg(priv, dreg++); } diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c index b423965a78d1..1b49df6b2470 100644 --- a/drivers/net/can/slcan.c +++ b/drivers/net/can/slcan.c @@ -583,7 +583,9 @@ static int slcan_open(struct tty_struct *tty) /* Done. We have linked the TTY line to a channel. */ rtnl_unlock(); tty->receive_room = 65536; /* We don't flow control */ - return sl->dev->base_addr; + + /* TTY layer expects 0 on success */ + return 0; err_free_chan: sl->tty = NULL; diff --git a/drivers/net/ehea/ehea_ethtool.c b/drivers/net/ehea/ehea_ethtool.c index 3e2e734fecb7..f3bbdcef338c 100644 --- a/drivers/net/ehea/ehea_ethtool.c +++ b/drivers/net/ehea/ehea_ethtool.c @@ -55,15 +55,20 @@ static int ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) cmd->duplex = -1; } - cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full - | SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half - | SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half - | SUPPORTED_Autoneg | SUPPORTED_FIBRE); - - cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg - | ADVERTISED_FIBRE); + if (cmd->speed == SPEED_10000) { + cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); + cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); + cmd->port = PORT_FIBRE; + } else { + cmd->supported = (SUPPORTED_1000baseT_Full | SUPPORTED_100baseT_Full + | SUPPORTED_100baseT_Half | SUPPORTED_10baseT_Full + | SUPPORTED_10baseT_Half | SUPPORTED_Autoneg + | SUPPORTED_TP); + cmd->advertising = (ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg + | ADVERTISED_TP); + cmd->port = PORT_TP; + } - cmd->port = PORT_FIBRE; cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE; return 0; diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index f75d3144b8a5..cf79cf759e13 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2688,9 +2688,6 @@ static int ehea_open(struct net_device *dev) netif_start_queue(dev); } - init_waitqueue_head(&port->swqe_avail_wq); - init_waitqueue_head(&port->restart_wq); - mutex_unlock(&port->port_lock); return ret; @@ -3040,11 +3037,14 @@ static void ehea_rereg_mrs(void) if (dev->flags & IFF_UP) { mutex_lock(&port->port_lock); - port_napi_enable(port); ret = ehea_restart_qps(dev); - check_sqs(port); - if (!ret) + if (!ret) { + check_sqs(port); + port_napi_enable(port); netif_wake_queue(dev); + } else { + netdev_err(dev, "Unable to restart QPS\n"); + } mutex_unlock(&port->port_lock); } } @@ -3273,6 +3273,9 @@ struct ehea_port *ehea_setup_single_port(struct ehea_adapter *adapter, INIT_WORK(&port->reset_task, ehea_reset_port); + init_waitqueue_head(&port->swqe_avail_wq); + init_waitqueue_head(&port->restart_wq); + ret = register_netdev(dev); if (ret) { pr_err("register_netdev failed. ret=%d\n", ret); diff --git a/drivers/net/fs_enet/mac-fec.c b/drivers/net/fs_enet/mac-fec.c index 61035fc5599b..b9fbc83d64a7 100644 --- a/drivers/net/fs_enet/mac-fec.c +++ b/drivers/net/fs_enet/mac-fec.c @@ -226,8 +226,8 @@ static void set_multicast_finish(struct net_device *dev) } FC(fecp, r_cntrl, FEC_RCNTRL_PROM); - FW(fecp, hash_table_high, fep->fec.hthi); - FW(fecp, hash_table_low, fep->fec.htlo); + FW(fecp, grp_hash_table_high, fep->fec.hthi); + FW(fecp, grp_hash_table_low, fep->fec.htlo); } static void set_multicast_list(struct net_device *dev) @@ -273,8 +273,8 @@ static void restart(struct net_device *dev) /* * Reset all multicast. */ - FW(fecp, hash_table_high, fep->fec.hthi); - FW(fecp, hash_table_low, fep->fec.htlo); + FW(fecp, grp_hash_table_high, fep->fec.hthi); + FW(fecp, grp_hash_table_low, fep->fec.htlo); /* * Set maximum receive buffer size. diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c index a31661948c42..9bd7746cbfcf 100644 --- a/drivers/net/ftmac100.c +++ b/drivers/net/ftmac100.c @@ -139,11 +139,11 @@ static int ftmac100_reset(struct ftmac100 *priv) * that hardware reset completed (what the f*ck). * We still need to wait for a while. */ - usleep_range(500, 1000); + udelay(500); return 0; } - usleep_range(1000, 10000); + udelay(1000); } netdev_err(netdev, "software reset failed\n"); @@ -772,7 +772,7 @@ static int ftmac100_mdio_read(struct net_device *netdev, int phy_id, int reg) if ((phycr & FTMAC100_PHYCR_MIIRD) == 0) return phycr & FTMAC100_PHYCR_MIIRDATA; - usleep_range(100, 1000); + udelay(100); } netdev_err(netdev, "mdio read timed out\n"); @@ -801,7 +801,7 @@ static void ftmac100_mdio_write(struct net_device *netdev, int phy_id, int reg, if ((phycr & FTMAC100_PHYCR_MIIWR) == 0) return; - usleep_range(100, 1000); + udelay(100); } netdev_err(netdev, "mdio write timed out\n"); diff --git a/drivers/net/hydra.c b/drivers/net/hydra.c index c5ef62ceb840..1cd481c04202 100644 --- a/drivers/net/hydra.c +++ b/drivers/net/hydra.c @@ -98,15 +98,15 @@ static const struct net_device_ops hydra_netdev_ops = { .ndo_open = hydra_open, .ndo_stop = hydra_close, - .ndo_start_xmit = ei_start_xmit, - .ndo_tx_timeout = ei_tx_timeout, - .ndo_get_stats = ei_get_stats, - .ndo_set_multicast_list = ei_set_multicast_list, + .ndo_start_xmit = __ei_start_xmit, + .ndo_tx_timeout = __ei_tx_timeout, + .ndo_get_stats = __ei_get_stats, + .ndo_set_multicast_list = __ei_set_multicast_list, .ndo_validate_addr = eth_validate_addr, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = eth_mac_addr, .ndo_change_mtu = eth_change_mtu, #ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ei_poll, + .ndo_poll_controller = __ei_poll, #endif }; @@ -125,7 +125,7 @@ static int __devinit hydra_init(struct zorro_dev *z) 0x10, 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e, }; - dev = alloc_ei_netdev(); + dev = ____alloc_ei_netdev(0); if (!dev) return -ENOMEM; diff --git a/drivers/net/mii.c b/drivers/net/mii.c index 0a6c6a2e7550..d4fc00b1ff93 100644 --- a/drivers/net/mii.c +++ b/drivers/net/mii.c @@ -49,6 +49,10 @@ static u32 mii_get_an(struct mii_if_info *mii, u16 addr) result |= ADVERTISED_100baseT_Half; if (advert & ADVERTISE_100FULL) result |= ADVERTISED_100baseT_Full; + if (advert & ADVERTISE_PAUSE_CAP) + result |= ADVERTISED_Pause; + if (advert & ADVERTISE_PAUSE_ASYM) + result |= ADVERTISED_Asym_Pause; return result; } diff --git a/drivers/net/ne-h8300.c b/drivers/net/ne-h8300.c index 30be8c634ebd..7298a34bc795 100644 --- a/drivers/net/ne-h8300.c +++ b/drivers/net/ne-h8300.c @@ -167,7 +167,7 @@ static void cleanup_card(struct net_device *dev) #ifndef MODULE struct net_device * __init ne_probe(int unit) { - struct net_device *dev = alloc_ei_netdev(); + struct net_device *dev = ____alloc_ei_netdev(0); int err; if (!dev) @@ -197,15 +197,15 @@ static const struct net_device_ops ne_netdev_ops = { .ndo_open = ne_open, .ndo_stop = ne_close, - .ndo_start_xmit = ei_start_xmit, - .ndo_tx_timeout = ei_tx_timeout, - .ndo_get_stats = ei_get_stats, - .ndo_set_multicast_list = ei_set_multicast_list, + .ndo_start_xmit = __ei_start_xmit, + .ndo_tx_timeout = __ei_tx_timeout, + .ndo_get_stats = __ei_get_stats, + .ndo_set_multicast_list = __ei_set_multicast_list, .ndo_validate_addr = eth_validate_addr, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = eth_mac_addr, .ndo_change_mtu = eth_change_mtu, #ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ei_poll, + .ndo_poll_controller = __ei_poll, #endif }; @@ -637,7 +637,7 @@ int init_module(void) int err; for (this_dev = 0; this_dev < MAX_NE_CARDS; this_dev++) { - struct net_device *dev = alloc_ei_netdev(); + struct net_device *dev = ____alloc_ei_netdev(0); if (!dev) break; if (io[this_dev]) { diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index dfb67eb2a94b..eb41e44921e6 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -671,6 +671,7 @@ static int netconsole_netdev_event(struct notifier_block *this, goto done; spin_lock_irqsave(&target_list_lock, flags); +restart: list_for_each_entry(nt, &target_list, list) { netconsole_target_get(nt); if (nt->np.dev == dev) { @@ -683,9 +684,16 @@ static int netconsole_netdev_event(struct notifier_block *this, * rtnl_lock already held */ if (nt->np.dev) { + spin_unlock_irqrestore( + &target_list_lock, + flags); __netpoll_cleanup(&nt->np); + spin_lock_irqsave(&target_list_lock, + flags); dev_put(nt->np.dev); nt->np.dev = NULL; + netconsole_target_put(nt); + goto restart; } /* Fall through */ case NETDEV_GOING_DOWN: diff --git a/drivers/net/pch_gbe/pch_gbe_main.c b/drivers/net/pch_gbe/pch_gbe_main.c index 2ef2f9cdefa6..56d049a472da 100644 --- a/drivers/net/pch_gbe/pch_gbe_main.c +++ b/drivers/net/pch_gbe/pch_gbe_main.c @@ -34,6 +34,10 @@ const char pch_driver_version[] = DRV_VERSION; #define PCH_GBE_COPYBREAK_DEFAULT 256 #define PCH_GBE_PCI_BAR 1 +/* Macros for ML7223 */ +#define PCI_VENDOR_ID_ROHM 0x10db +#define PCI_DEVICE_ID_ROHM_ML7223_GBE 0x8013 + #define PCH_GBE_TX_WEIGHT 64 #define PCH_GBE_RX_WEIGHT 64 #define PCH_GBE_RX_BUFFER_WRITE 16 @@ -43,8 +47,7 @@ const char pch_driver_version[] = DRV_VERSION; #define PCH_GBE_MAC_RGMII_CTRL_SETTING ( \ PCH_GBE_CHIP_TYPE_INTERNAL | \ - PCH_GBE_RGMII_MODE_RGMII | \ - PCH_GBE_CRS_SEL \ + PCH_GBE_RGMII_MODE_RGMII \ ) /* Ethertype field values */ @@ -1494,12 +1497,11 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, /* Write meta date of skb */ skb_put(skb, length); skb->protocol = eth_type_trans(skb, netdev); - if ((tcp_ip_status & PCH_GBE_RXD_ACC_STAT_TCPIPOK) == - PCH_GBE_RXD_ACC_STAT_TCPIPOK) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - } else { + if (tcp_ip_status & PCH_GBE_RXD_ACC_STAT_TCPIPOK) skb->ip_summed = CHECKSUM_NONE; - } + else + skb->ip_summed = CHECKSUM_UNNECESSARY; + napi_gro_receive(&adapter->napi, skb); (*work_done)++; pr_debug("Receive skb->ip_summed: %d length: %d\n", @@ -2420,6 +2422,13 @@ static DEFINE_PCI_DEVICE_TABLE(pch_gbe_pcidev_id) = { .class = (PCI_CLASS_NETWORK_ETHERNET << 8), .class_mask = (0xFFFF00) }, + {.vendor = PCI_VENDOR_ID_ROHM, + .device = PCI_DEVICE_ID_ROHM_ML7223_GBE, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = (PCI_CLASS_NETWORK_ETHERNET << 8), + .class_mask = (0xFFFF00) + }, /* required last entry */ {0} }; diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 493b0de3848b..397c36810a15 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -170,6 +170,16 @@ static const struct { }; #undef _R +static const struct rtl_firmware_info { + int mac_version; + const char *fw_name; +} rtl_firmware_infos[] = { + { .mac_version = RTL_GIGA_MAC_VER_25, .fw_name = FIRMWARE_8168D_1 }, + { .mac_version = RTL_GIGA_MAC_VER_26, .fw_name = FIRMWARE_8168D_2 }, + { .mac_version = RTL_GIGA_MAC_VER_29, .fw_name = FIRMWARE_8105E_1 }, + { .mac_version = RTL_GIGA_MAC_VER_30, .fw_name = FIRMWARE_8105E_1 } +}; + enum cfg_version { RTL_CFG_0 = 0x00, RTL_CFG_1, @@ -565,6 +575,7 @@ struct rtl8169_private { u32 saved_wolopts; const struct firmware *fw; +#define RTL_FIRMWARE_UNKNOWN ERR_PTR(-EAGAIN); }; MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); @@ -1789,25 +1800,26 @@ rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) static void rtl_release_firmware(struct rtl8169_private *tp) { - release_firmware(tp->fw); - tp->fw = NULL; + if (!IS_ERR_OR_NULL(tp->fw)) + release_firmware(tp->fw); + tp->fw = RTL_FIRMWARE_UNKNOWN; } -static int rtl_apply_firmware(struct rtl8169_private *tp, const char *fw_name) +static void rtl_apply_firmware(struct rtl8169_private *tp) { - const struct firmware **fw = &tp->fw; - int rc = !*fw; - - if (rc) { - rc = request_firmware(fw, fw_name, &tp->pci_dev->dev); - if (rc < 0) - goto out; - } + const struct firmware *fw = tp->fw; /* TODO: release firmware once rtl_phy_write_fw signals failures. */ - rtl_phy_write_fw(tp, *fw); -out: - return rc; + if (!IS_ERR_OR_NULL(fw)) + rtl_phy_write_fw(tp, fw); +} + +static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val) +{ + if (rtl_readphy(tp, reg) != val) + netif_warn(tp, hw, tp->dev, "chipset not ready for firmware\n"); + else + rtl_apply_firmware(tp); } static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) @@ -2246,10 +2258,8 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x1f, 0x0005); rtl_writephy(tp, 0x05, 0x001b); - if ((rtl_readphy(tp, 0x06) != 0xbf00) || - (rtl_apply_firmware(tp, FIRMWARE_8168D_1) < 0)) { - netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); - } + + rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xbf00); rtl_writephy(tp, 0x1f, 0x0000); } @@ -2351,10 +2361,8 @@ static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x1f, 0x0005); rtl_writephy(tp, 0x05, 0x001b); - if ((rtl_readphy(tp, 0x06) != 0xb300) || - (rtl_apply_firmware(tp, FIRMWARE_8168D_2) < 0)) { - netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); - } + + rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xb300); rtl_writephy(tp, 0x1f, 0x0000); } @@ -2474,8 +2482,7 @@ static void rtl8105e_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x18, 0x0310); msleep(100); - if (rtl_apply_firmware(tp, FIRMWARE_8105E_1) < 0) - netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); + rtl_apply_firmware(tp); rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); } @@ -3237,6 +3244,8 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->timer.data = (unsigned long) dev; tp->timer.function = rtl8169_phy_timer; + tp->fw = RTL_FIRMWARE_UNKNOWN; + rc = register_netdev(dev); if (rc < 0) goto err_out_msi_4; @@ -3288,10 +3297,10 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev) cancel_delayed_work_sync(&tp->task); - rtl_release_firmware(tp); - unregister_netdev(dev); + rtl_release_firmware(tp); + if (pci_dev_run_wake(pdev)) pm_runtime_get_noresume(&pdev->dev); @@ -3303,6 +3312,37 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev) pci_set_drvdata(pdev, NULL); } +static void rtl_request_firmware(struct rtl8169_private *tp) +{ + int i; + + /* Return early if the firmware is already loaded / cached. */ + if (!IS_ERR(tp->fw)) + goto out; + + for (i = 0; i < ARRAY_SIZE(rtl_firmware_infos); i++) { + const struct rtl_firmware_info *info = rtl_firmware_infos + i; + + if (info->mac_version == tp->mac_version) { + const char *name = info->fw_name; + int rc; + + rc = request_firmware(&tp->fw, name, &tp->pci_dev->dev); + if (rc < 0) { + netif_warn(tp, ifup, tp->dev, "unable to load " + "firmware patch %s (%d)\n", name, rc); + goto out_disable_request_firmware; + } + goto out; + } + } + +out_disable_request_firmware: + tp->fw = NULL; +out: + return; +} + static int rtl8169_open(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); @@ -3334,11 +3374,13 @@ static int rtl8169_open(struct net_device *dev) smp_mb(); + rtl_request_firmware(tp); + retval = request_irq(dev->irq, rtl8169_interrupt, (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED, dev->name, dev); if (retval < 0) - goto err_release_ring_2; + goto err_release_fw_2; napi_enable(&tp->napi); @@ -3359,7 +3401,8 @@ static int rtl8169_open(struct net_device *dev) out: return retval; -err_release_ring_2: +err_release_fw_2: + rtl_release_firmware(tp); rtl8169_rx_clear(tp); err_free_rx_1: dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c index d98479030ef2..3dd45ed61f0a 100644 --- a/drivers/net/sfc/mcdi.c +++ b/drivers/net/sfc/mcdi.c @@ -50,6 +50,20 @@ static inline struct efx_mcdi_iface *efx_mcdi(struct efx_nic *efx) return &nic_data->mcdi; } +static inline void +efx_mcdi_readd(struct efx_nic *efx, efx_dword_t *value, unsigned reg) +{ + struct siena_nic_data *nic_data = efx->nic_data; + value->u32[0] = (__force __le32)__raw_readl(nic_data->mcdi_smem + reg); +} + +static inline void +efx_mcdi_writed(struct efx_nic *efx, const efx_dword_t *value, unsigned reg) +{ + struct siena_nic_data *nic_data = efx->nic_data; + __raw_writel((__force u32)value->u32[0], nic_data->mcdi_smem + reg); +} + void efx_mcdi_init(struct efx_nic *efx) { struct efx_mcdi_iface *mcdi; @@ -70,8 +84,8 @@ static void efx_mcdi_copyin(struct efx_nic *efx, unsigned cmd, const u8 *inbuf, size_t inlen) { struct efx_mcdi_iface *mcdi = efx_mcdi(efx); - unsigned pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); - unsigned doorbell = FR_CZ_MC_TREG_SMEM + MCDI_DOORBELL(efx); + unsigned pdu = MCDI_PDU(efx); + unsigned doorbell = MCDI_DOORBELL(efx); unsigned int i; efx_dword_t hdr; u32 xflags, seqno; @@ -92,30 +106,28 @@ static void efx_mcdi_copyin(struct efx_nic *efx, unsigned cmd, MCDI_HEADER_SEQ, seqno, MCDI_HEADER_XFLAGS, xflags); - efx_writed(efx, &hdr, pdu); + efx_mcdi_writed(efx, &hdr, pdu); - for (i = 0; i < inlen; i += 4) { - _efx_writed(efx, *((__le32 *)(inbuf + i)), pdu + 4 + i); - /* use wmb() within loop to inhibit write combining */ - wmb(); - } + for (i = 0; i < inlen; i += 4) + efx_mcdi_writed(efx, (const efx_dword_t *)(inbuf + i), + pdu + 4 + i); /* ring the doorbell with a distinctive value */ - _efx_writed(efx, (__force __le32) 0x45789abc, doorbell); - wmb(); + EFX_POPULATE_DWORD_1(hdr, EFX_DWORD_0, 0x45789abc); + efx_mcdi_writed(efx, &hdr, doorbell); } static void efx_mcdi_copyout(struct efx_nic *efx, u8 *outbuf, size_t outlen) { struct efx_mcdi_iface *mcdi = efx_mcdi(efx); - unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); + unsigned int pdu = MCDI_PDU(efx); int i; BUG_ON(atomic_read(&mcdi->state) == MCDI_STATE_QUIESCENT); BUG_ON(outlen & 3 || outlen >= 0x100); for (i = 0; i < outlen; i += 4) - *((__le32 *)(outbuf + i)) = _efx_readd(efx, pdu + 4 + i); + efx_mcdi_readd(efx, (efx_dword_t *)(outbuf + i), pdu + 4 + i); } static int efx_mcdi_poll(struct efx_nic *efx) @@ -123,7 +135,7 @@ static int efx_mcdi_poll(struct efx_nic *efx) struct efx_mcdi_iface *mcdi = efx_mcdi(efx); unsigned int time, finish; unsigned int respseq, respcmd, error; - unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); + unsigned int pdu = MCDI_PDU(efx); unsigned int rc, spins; efx_dword_t reg; @@ -149,8 +161,7 @@ static int efx_mcdi_poll(struct efx_nic *efx) time = get_seconds(); - rmb(); - efx_readd(efx, ®, pdu); + efx_mcdi_readd(efx, ®, pdu); /* All 1's indicates that shared memory is in reset (and is * not a valid header). Wait for it to come out reset before @@ -177,7 +188,7 @@ static int efx_mcdi_poll(struct efx_nic *efx) respseq, mcdi->seqno); rc = EIO; } else if (error) { - efx_readd(efx, ®, pdu + 4); + efx_mcdi_readd(efx, ®, pdu + 4); switch (EFX_DWORD_FIELD(reg, EFX_DWORD_0)) { #define TRANSLATE_ERROR(name) \ case MC_CMD_ERR_ ## name: \ @@ -211,21 +222,21 @@ out: /* Test and clear MC-rebooted flag for this port/function */ int efx_mcdi_poll_reboot(struct efx_nic *efx) { - unsigned int addr = FR_CZ_MC_TREG_SMEM + MCDI_REBOOT_FLAG(efx); + unsigned int addr = MCDI_REBOOT_FLAG(efx); efx_dword_t reg; uint32_t value; if (efx_nic_rev(efx) < EFX_REV_SIENA_A0) return false; - efx_readd(efx, ®, addr); + efx_mcdi_readd(efx, ®, addr); value = EFX_DWORD_FIELD(reg, EFX_DWORD_0); if (value == 0) return 0; EFX_ZERO_DWORD(reg); - efx_writed(efx, ®, addr); + efx_mcdi_writed(efx, ®, addr); if (value == MC_STATUS_DWORD_ASSERT) return -EINTR; diff --git a/drivers/net/sfc/nic.c b/drivers/net/sfc/nic.c index 10f1cb79c147..9b29a8d7c449 100644 --- a/drivers/net/sfc/nic.c +++ b/drivers/net/sfc/nic.c @@ -1937,6 +1937,13 @@ void efx_nic_get_regs(struct efx_nic *efx, void *buf) size = min_t(size_t, table->step, 16); + if (table->offset >= efx->type->mem_map_size) { + /* No longer mapped; return dummy data */ + memcpy(buf, "\xde\xc0\xad\xde", 4); + buf += table->rows * size; + continue; + } + for (i = 0; i < table->rows; i++) { switch (table->step) { case 4: /* 32-bit register or SRAM */ diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h index a42db6e35be3..d91701abd331 100644 --- a/drivers/net/sfc/nic.h +++ b/drivers/net/sfc/nic.h @@ -143,10 +143,12 @@ static inline struct falcon_board *falcon_board(struct efx_nic *efx) /** * struct siena_nic_data - Siena NIC state * @mcdi: Management-Controller-to-Driver Interface + * @mcdi_smem: MCDI shared memory mapping. The mapping is always uncacheable. * @wol_filter_id: Wake-on-LAN packet filter id */ struct siena_nic_data { struct efx_mcdi_iface mcdi; + void __iomem *mcdi_smem; int wol_filter_id; }; diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c index e4dd8986b1fe..837869b71db9 100644 --- a/drivers/net/sfc/siena.c +++ b/drivers/net/sfc/siena.c @@ -220,12 +220,26 @@ static int siena_probe_nic(struct efx_nic *efx) efx_reado(efx, ®, FR_AZ_CS_DEBUG); efx->net_dev->dev_id = EFX_OWORD_FIELD(reg, FRF_CZ_CS_PORT_NUM) - 1; + /* Initialise MCDI */ + nic_data->mcdi_smem = ioremap_nocache(efx->membase_phys + + FR_CZ_MC_TREG_SMEM, + FR_CZ_MC_TREG_SMEM_STEP * + FR_CZ_MC_TREG_SMEM_ROWS); + if (!nic_data->mcdi_smem) { + netif_err(efx, probe, efx->net_dev, + "could not map MCDI at %llx+%x\n", + (unsigned long long)efx->membase_phys + + FR_CZ_MC_TREG_SMEM, + FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS); + rc = -ENOMEM; + goto fail1; + } efx_mcdi_init(efx); /* Recover from a failed assertion before probing */ rc = efx_mcdi_handle_assertion(efx); if (rc) - goto fail1; + goto fail2; /* Let the BMC know that the driver is now in charge of link and * filter settings. We must do this before we reset the NIC */ @@ -280,6 +294,7 @@ fail4: fail3: efx_mcdi_drv_attach(efx, false, NULL); fail2: + iounmap(nic_data->mcdi_smem); fail1: kfree(efx->nic_data); return rc; @@ -359,6 +374,8 @@ static int siena_init_nic(struct efx_nic *efx) static void siena_remove_nic(struct efx_nic *efx) { + struct siena_nic_data *nic_data = efx->nic_data; + efx_nic_free_buffer(efx, &efx->irq_status); siena_reset_hw(efx, RESET_TYPE_ALL); @@ -368,7 +385,8 @@ static void siena_remove_nic(struct efx_nic *efx) efx_mcdi_drv_attach(efx, false, NULL); /* Tear down the private nic state */ - kfree(efx->nic_data); + iounmap(nic_data->mcdi_smem); + kfree(nic_data); efx->nic_data = NULL; } @@ -606,8 +624,7 @@ struct efx_nic_type siena_a0_nic_type = { .default_mac_ops = &efx_mcdi_mac_operations, .revision = EFX_REV_SIENA_A0, - .mem_map_size = (FR_CZ_MC_TREG_SMEM + - FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS), + .mem_map_size = FR_CZ_MC_TREG_SMEM, /* MC_TREG_SMEM mapped separately */ .txd_ptr_tbl_base = FR_BZ_TX_DESC_PTR_TBL, .rxd_ptr_tbl_base = FR_BZ_RX_DESC_PTR_TBL, .buf_tbl_base = FR_BZ_BUF_FULL_TBL, diff --git a/drivers/net/slip.c b/drivers/net/slip.c index 86cbb9ea2f26..8ec1a9a0bb9a 100644 --- a/drivers/net/slip.c +++ b/drivers/net/slip.c @@ -853,7 +853,9 @@ static int slip_open(struct tty_struct *tty) /* Done. We have linked the TTY line to a channel. */ rtnl_unlock(); tty->receive_room = 65536; /* We don't flow control */ - return sl->dev->base_addr; + + /* TTY layer expects 0 on success */ + return 0; err_free_bufs: sl_free_bufs(sl); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index b8c5f35577e4..7a5daefb6f33 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -12327,8 +12327,10 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) if (val & VCPU_CFGSHDW_ASPM_DBNC) tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND; if ((val & VCPU_CFGSHDW_WOL_ENABLE) && - (val & VCPU_CFGSHDW_WOL_MAGPKT)) + (val & VCPU_CFGSHDW_WOL_MAGPKT)) { tp->tg3_flags |= TG3_FLAG_WOL_ENABLE; + device_set_wakeup_enable(&tp->pdev->dev, true); + } goto done; } @@ -12461,8 +12463,10 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) tp->tg3_flags &= ~TG3_FLAG_WOL_CAP; if ((tp->tg3_flags & TG3_FLAG_WOL_CAP) && - (nic_cfg & NIC_SRAM_DATA_CFG_WOL_ENABLE)) + (nic_cfg & NIC_SRAM_DATA_CFG_WOL_ENABLE)) { tp->tg3_flags |= TG3_FLAG_WOL_ENABLE; + device_set_wakeup_enable(&tp->pdev->dev, true); + } if (cfg2 & (1 << 17)) tp->phy_flags |= TG3_PHYFLG_CAPACITIVE_COUPLING; diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 341f7056a800..c924ea2bce07 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -460,7 +460,7 @@ static const struct driver_info cdc_info = { .manage_power = cdc_manage_power, }; -static const struct driver_info mbm_info = { +static const struct driver_info wwan_info = { .description = "Mobile Broadband Network Device", .flags = FLAG_WWAN, .bind = usbnet_cdc_bind, @@ -471,6 +471,7 @@ static const struct driver_info mbm_info = { /*-------------------------------------------------------------------------*/ +#define HUAWEI_VENDOR_ID 0x12D1 static const struct usb_device_id products [] = { /* @@ -566,7 +567,7 @@ static const struct usb_device_id products [] = { { USB_DEVICE_AND_INTERFACE_INFO(0x1004, 0x61aa, USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), - .driver_info = 0, + .driver_info = (unsigned long)&wwan_info, }, /* @@ -587,8 +588,17 @@ static const struct usb_device_id products [] = { }, { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long)&mbm_info, + .driver_info = (unsigned long)&wwan_info, +}, { + /* Various Huawei modems with a network port like the UMG1831 */ + .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = HUAWEI_VENDOR_ID, + .bInterfaceClass = USB_CLASS_COMM, + .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, + .bInterfaceProtocol = 255, + .driver_info = (unsigned long)&wwan_info, }, { }, // END }; diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 967371f04454..1033ef6476a4 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -54,13 +54,13 @@ #include <linux/usb/usbnet.h> #include <linux/usb/cdc.h> -#define DRIVER_VERSION "7-Feb-2011" +#define DRIVER_VERSION "23-Apr-2011" /* CDC NCM subclass 3.2.1 */ #define USB_CDC_NCM_NDP16_LENGTH_MIN 0x10 /* Maximum NTB length */ -#define CDC_NCM_NTB_MAX_SIZE_TX 16384 /* bytes */ +#define CDC_NCM_NTB_MAX_SIZE_TX (16384 + 4) /* bytes, must be short terminated */ #define CDC_NCM_NTB_MAX_SIZE_RX 16384 /* bytes */ /* Minimum value for MaxDatagramSize, ch. 6.2.9 */ diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c index 7d42f9a2c068..81126ff85e05 100644 --- a/drivers/net/usb/ipheth.c +++ b/drivers/net/usb/ipheth.c @@ -65,6 +65,7 @@ #define IPHETH_USBINTF_PROTO 1 #define IPHETH_BUF_SIZE 1516 +#define IPHETH_IP_ALIGN 2 /* padding at front of URB */ #define IPHETH_TX_TIMEOUT (5 * HZ) #define IPHETH_INTFNUM 2 @@ -202,18 +203,21 @@ static void ipheth_rcvbulk_callback(struct urb *urb) return; } - len = urb->actual_length; - buf = urb->transfer_buffer; + if (urb->actual_length <= IPHETH_IP_ALIGN) { + dev->net->stats.rx_length_errors++; + return; + } + len = urb->actual_length - IPHETH_IP_ALIGN; + buf = urb->transfer_buffer + IPHETH_IP_ALIGN; - skb = dev_alloc_skb(NET_IP_ALIGN + len); + skb = dev_alloc_skb(len); if (!skb) { err("%s: dev_alloc_skb: -ENOMEM", __func__); dev->net->stats.rx_dropped++; return; } - skb_reserve(skb, NET_IP_ALIGN); - memcpy(skb_put(skb, len), buf + NET_IP_ALIGN, len - NET_IP_ALIGN); + memcpy(skb_put(skb, len), buf, len); skb->dev = dev->net; skb->protocol = eth_type_trans(skb, dev->net); diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 47a6c870b51f..48d4efdb4959 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -730,7 +730,7 @@ static int smsc95xx_phy_initialize(struct usbnet *dev) msleep(10); bmcr = smsc95xx_mdio_read(dev->net, dev->mii.phy_id, MII_BMCR); timeout++; - } while ((bmcr & MII_BMCR) && (timeout < 100)); + } while ((bmcr & BMCR_RESET) && (timeout < 100)); if (timeout >= 100) { netdev_warn(dev->net, "timeout on PHY Reset"); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 069c1cf0fdf7..9ab439d144ed 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -645,6 +645,7 @@ int usbnet_stop (struct net_device *net) struct driver_info *info = dev->driver_info; int retval; + clear_bit(EVENT_DEV_OPEN, &dev->flags); netif_stop_queue (net); netif_info(dev, ifdown, dev->net, @@ -736,6 +737,7 @@ int usbnet_open (struct net_device *net) } } + set_bit(EVENT_DEV_OPEN, &dev->flags); netif_start_queue (net); netif_info(dev, ifup, dev->net, "open: enable queueing (rx %d, tx %d) mtu %d %s framing\n", @@ -1259,6 +1261,9 @@ void usbnet_disconnect (struct usb_interface *intf) if (dev->driver_info->unbind) dev->driver_info->unbind (dev, intf); + usb_kill_urb(dev->interrupt); + usb_free_urb(dev->interrupt); + free_netdev(net); usb_put_dev (xdev); } @@ -1498,6 +1503,10 @@ int usbnet_resume (struct usb_interface *intf) int retval; if (!--dev->suspend_count) { + /* resume interrupt URBs */ + if (dev->interrupt && test_bit(EVENT_DEV_OPEN, &dev->flags)) + usb_submit_urb(dev->interrupt, GFP_NOIO); + spin_lock_irq(&dev->txq.lock); while ((res = usb_get_from_anchor(&dev->deferred))) { @@ -1516,9 +1525,12 @@ int usbnet_resume (struct usb_interface *intf) smp_mb(); clear_bit(EVENT_DEV_ASLEEP, &dev->flags); spin_unlock_irq(&dev->txq.lock); - if (!(dev->txq.qlen >= TX_QLEN(dev))) - netif_start_queue(dev->net); - tasklet_schedule (&dev->bh); + + if (test_bit(EVENT_DEV_OPEN, &dev->flags)) { + if (!(dev->txq.qlen >= TX_QLEN(dev))) + netif_start_queue(dev->net); + tasklet_schedule (&dev->bh); + } } return 0; } diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 2de9b90c5f8f..3b99f64104fd 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -403,6 +403,17 @@ static int veth_newlink(struct net *src_net, struct net_device *dev, if (tb[IFLA_ADDRESS] == NULL) random_ether_addr(dev->dev_addr); + if (tb[IFLA_IFNAME]) + nla_strlcpy(dev->name, tb[IFLA_IFNAME], IFNAMSIZ); + else + snprintf(dev->name, IFNAMSIZ, DRV_NAME "%%d"); + + if (strchr(dev->name, '%')) { + err = dev_alloc_name(dev, dev->name); + if (err < 0) + goto err_alloc_name; + } + err = register_netdevice(dev); if (err < 0) goto err_register_dev; @@ -422,6 +433,7 @@ static int veth_newlink(struct net *src_net, struct net_device *dev, err_register_dev: /* nothing to do */ +err_alloc_name: err_configure_peer: unregister_netdevice(peer); return err; diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 0d47c3a05307..c16ed961153a 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -178,6 +178,7 @@ static void vmxnet3_process_events(struct vmxnet3_adapter *adapter) { int i; + unsigned long flags; u32 events = le32_to_cpu(adapter->shared->ecr); if (!events) return; @@ -190,10 +191,10 @@ vmxnet3_process_events(struct vmxnet3_adapter *adapter) /* Check if there is an error on xmit/recv queues */ if (events & (VMXNET3_ECR_TQERR | VMXNET3_ECR_RQERR)) { - spin_lock(&adapter->cmd_lock); + spin_lock_irqsave(&adapter->cmd_lock, flags); VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_QUEUE_STATUS); - spin_unlock(&adapter->cmd_lock); + spin_unlock_irqrestore(&adapter->cmd_lock, flags); for (i = 0; i < adapter->num_tx_queues; i++) if (adapter->tqd_start[i].status.stopped) @@ -2733,13 +2734,14 @@ static void vmxnet3_alloc_intr_resources(struct vmxnet3_adapter *adapter) { u32 cfg; + unsigned long flags; /* intr settings */ - spin_lock(&adapter->cmd_lock); + spin_lock_irqsave(&adapter->cmd_lock, flags); VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_CONF_INTR); cfg = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD); - spin_unlock(&adapter->cmd_lock); + spin_unlock_irqrestore(&adapter->cmd_lock, flags); adapter->intr.type = cfg & 0x3; adapter->intr.mask_mode = (cfg >> 2) & 0x3; diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index 51f2ef142a5b..976467253d20 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -311,6 +311,9 @@ vmxnet3_set_flags(struct net_device *netdev, u32 data) /* toggle the LRO feature*/ netdev->features ^= NETIF_F_LRO; + /* Update private LRO flag */ + adapter->lro = lro_requested; + /* update harware LRO capability accordingly */ if (lro_requested) adapter->shared->devRead.misc.uptFeatures |= diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 17d04ff8d678..1482fa650833 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2141,6 +2141,8 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) static void ath9k_flush(struct ieee80211_hw *hw, bool drop) { struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); int timeout = 200; /* ms */ int i, j; @@ -2149,6 +2151,12 @@ static void ath9k_flush(struct ieee80211_hw *hw, bool drop) cancel_delayed_work_sync(&sc->tx_complete_work); + if (sc->sc_flags & SC_OP_INVALID) { + ath_dbg(common, ATH_DBG_ANY, "Device not present\n"); + mutex_unlock(&sc->mutex); + return; + } + if (drop) timeout = 1; diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index dcd19bc337d1..b29c80def35e 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -506,7 +506,7 @@ bool ath_stoprecv(struct ath_softc *sc) "confusing the DMA engine when we start RX up\n"); ATH_DBG_WARN_ON_ONCE(!stopped); } - return stopped || reset; + return stopped && !reset; } void ath_flushrecv(struct ath_softc *sc) diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index d59b0168c14a..5af40d9170a0 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -72,6 +72,7 @@ MODULE_FIRMWARE("b43/ucode11.fw"); MODULE_FIRMWARE("b43/ucode13.fw"); MODULE_FIRMWARE("b43/ucode14.fw"); MODULE_FIRMWARE("b43/ucode15.fw"); +MODULE_FIRMWARE("b43/ucode16_mimo.fw"); MODULE_FIRMWARE("b43/ucode5.fw"); MODULE_FIRMWARE("b43/ucode9.fw"); diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c index 5c40502f869a..79ac081832fb 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c +++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c @@ -316,12 +316,18 @@ int iwl4965_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find index into station table for destination station */ - sta_id = iwl_legacy_sta_id_or_broadcast(priv, ctx, info->control.sta); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", - hdr->addr1); - goto drop_unlock; + /* For management frames use broadcast id to do not break aggregation */ + if (!ieee80211_is_data(fc)) + sta_id = ctx->bcast_sta_id; + else { + /* Find index into station table for destination station */ + sta_id = iwl_legacy_sta_id_or_broadcast(priv, ctx, info->control.sta); + + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", + hdr->addr1); + goto drop_unlock; + } } IWL_DEBUG_TX(priv, "station Id %d\n", sta_id); @@ -1127,12 +1133,16 @@ int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index) q->read_ptr = iwl_legacy_queue_inc_wrap(q->read_ptr, q->n_bd)) { tx_info = &txq->txb[txq->q.read_ptr]; - iwl4965_tx_status(priv, tx_info, - txq_id >= IWL4965_FIRST_AMPDU_QUEUE); + + if (WARN_ON_ONCE(tx_info->skb == NULL)) + continue; hdr = (struct ieee80211_hdr *)tx_info->skb->data; - if (hdr && ieee80211_is_data_qos(hdr->frame_control)) + if (ieee80211_is_data_qos(hdr->frame_control)) nfreed++; + + iwl4965_tx_status(priv, tx_info, + txq_id >= IWL4965_FIRST_AMPDU_QUEUE); tx_info->skb = NULL; priv->cfg->ops->lib->txq_free_tfd(priv, txq); diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index c1511b14b239..42db0fc8b921 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -2155,6 +2155,13 @@ int iwl_legacy_mac_config(struct ieee80211_hw *hw, u32 changed) goto set_ch_out; } + if (priv->iw_mode == NL80211_IFTYPE_ADHOC && + !iwl_legacy_is_channel_ibss(ch_info)) { + IWL_DEBUG_MAC80211(priv, "leave - not IBSS channel\n"); + ret = -EINVAL; + goto set_ch_out; + } + spin_lock_irqsave(&priv->lock, flags); for_each_context(priv, ctx) { diff --git a/drivers/net/wireless/iwlegacy/iwl-dev.h b/drivers/net/wireless/iwlegacy/iwl-dev.h index 9ee849d669f3..f43ac1eb9014 100644 --- a/drivers/net/wireless/iwlegacy/iwl-dev.h +++ b/drivers/net/wireless/iwlegacy/iwl-dev.h @@ -1411,6 +1411,12 @@ iwl_legacy_is_channel_passive(const struct iwl_channel_info *ch) return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; } +static inline int +iwl_legacy_is_channel_ibss(const struct iwl_channel_info *ch) +{ + return (ch->flags & EEPROM_CHANNEL_IBSS) ? 1 : 0; +} + static inline void __iwl_legacy_free_pages(struct iwl_priv *priv, struct page *page) { diff --git a/drivers/net/wireless/iwlegacy/iwl-led.c b/drivers/net/wireless/iwlegacy/iwl-led.c index 15eb8b707157..bda0d61b2c0d 100644 --- a/drivers/net/wireless/iwlegacy/iwl-led.c +++ b/drivers/net/wireless/iwlegacy/iwl-led.c @@ -48,8 +48,21 @@ module_param(led_mode, int, S_IRUGO); MODULE_PARM_DESC(led_mode, "0=system default, " "1=On(RF On)/Off(RF Off), 2=blinking"); +/* Throughput OFF time(ms) ON time (ms) + * >300 25 25 + * >200 to 300 40 40 + * >100 to 200 55 55 + * >70 to 100 65 65 + * >50 to 70 75 75 + * >20 to 50 85 85 + * >10 to 20 95 95 + * >5 to 10 110 110 + * >1 to 5 130 130 + * >0 to 1 167 167 + * <=0 SOLID ON + */ static const struct ieee80211_tpt_blink iwl_blink[] = { - { .throughput = 0 * 1024 - 1, .blink_time = 334 }, + { .throughput = 0, .blink_time = 334 }, { .throughput = 1 * 1024 - 1, .blink_time = 260 }, { .throughput = 5 * 1024 - 1, .blink_time = 220 }, { .throughput = 10 * 1024 - 1, .blink_time = 190 }, @@ -101,6 +114,11 @@ static int iwl_legacy_led_cmd(struct iwl_priv *priv, if (priv->blink_on == on && priv->blink_off == off) return 0; + if (off == 0) { + /* led is SOLID_ON */ + on = IWL_LED_SOLID; + } + IWL_DEBUG_LED(priv, "Led blink time compensation=%u\n", priv->cfg->base_params->led_compensation); led_cmd.on = iwl_legacy_blink_compensation(priv, on, diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c index d484c3678163..a62fe24ee594 100644 --- a/drivers/net/wireless/iwlegacy/iwl4965-base.c +++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c @@ -2984,15 +2984,15 @@ static void iwl4965_bg_txpower_work(struct work_struct *work) struct iwl_priv *priv = container_of(work, struct iwl_priv, txpower_work); + mutex_lock(&priv->mutex); + /* If a scan happened to start before we got here * then just return; the statistics notification will * kick off another scheduled work to compensate for * any temperature delta we missed here. */ if (test_bit(STATUS_EXIT_PENDING, &priv->status) || test_bit(STATUS_SCANNING, &priv->status)) - return; - - mutex_lock(&priv->mutex); + goto out; /* Regardless of if we are associated, we must reconfigure the * TX power since frames can be sent on non-radar channels while @@ -3002,7 +3002,7 @@ static void iwl4965_bg_txpower_work(struct work_struct *work) /* Update last_temperature to keep is_calib_needed from running * when it isn't needed... */ priv->last_temperature = priv->temperature; - +out: mutex_unlock(&priv->mutex); } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c index dfdbea6e8f99..fbbde0712fa5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c @@ -335,7 +335,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed) struct ieee80211_channel *channel = conf->channel; const struct iwl_channel_info *ch_info; int ret = 0; - bool ht_changed[NUM_IWL_RXON_CTX] = {}; IWL_DEBUG_MAC80211(priv, "changed %#x", changed); @@ -383,10 +382,8 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed) for_each_context(priv, ctx) { /* Configure HT40 channels */ - if (ctx->ht.enabled != conf_is_ht(conf)) { + if (ctx->ht.enabled != conf_is_ht(conf)) ctx->ht.enabled = conf_is_ht(conf); - ht_changed[ctx->ctxid] = true; - } if (ctx->ht.enabled) { if (conf_is_ht40_minus(conf)) { @@ -455,8 +452,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed) if (!memcmp(&ctx->staging, &ctx->active, sizeof(ctx->staging))) continue; iwlagn_commit_rxon(priv, ctx); - if (ht_changed[ctx->ctxid]) - iwlagn_update_qos(priv, ctx); } out: mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index a709d05c5868..0712b67283a4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -568,12 +568,17 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find index into station table for destination station */ - sta_id = iwl_sta_id_or_broadcast(priv, ctx, info->control.sta); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", - hdr->addr1); - goto drop_unlock; + /* For management frames use broadcast id to do not break aggregation */ + if (!ieee80211_is_data(fc)) + sta_id = ctx->bcast_sta_id; + else { + /* Find index into station table for destination station */ + sta_id = iwl_sta_id_or_broadcast(priv, ctx, info->control.sta); + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", + hdr->addr1); + goto drop_unlock; + } } IWL_DEBUG_TX(priv, "station Id %d\n", sta_id); @@ -1224,12 +1229,16 @@ int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index) q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) { tx_info = &txq->txb[txq->q.read_ptr]; - iwlagn_tx_status(priv, tx_info, - txq_id >= IWLAGN_FIRST_AMPDU_QUEUE); + + if (WARN_ON_ONCE(tx_info->skb == NULL)) + continue; hdr = (struct ieee80211_hdr *)tx_info->skb->data; - if (hdr && ieee80211_is_data_qos(hdr->frame_control)) + if (ieee80211_is_data_qos(hdr->frame_control)) nfreed++; + + iwlagn_tx_status(priv, tx_info, + txq_id >= IWLAGN_FIRST_AMPDU_QUEUE); tx_info->skb = NULL; if (priv->cfg->ops->lib->txq_inval_byte_cnt_tbl) diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index 7e8a658b7670..f3ac62431a30 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -1339,8 +1339,8 @@ int lbs_execute_next_command(struct lbs_private *priv) cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n"); - list_del(&cmdnode->list); spin_lock_irqsave(&priv->driver_lock, flags); + list_del(&cmdnode->list); lbs_complete_command(priv, cmdnode, 0); spin_unlock_irqrestore(&priv->driver_lock, flags); @@ -1352,8 +1352,8 @@ int lbs_execute_next_command(struct lbs_private *priv) (priv->psstate == PS_STATE_PRE_SLEEP)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n"); - list_del(&cmdnode->list); spin_lock_irqsave(&priv->driver_lock, flags); + list_del(&cmdnode->list); lbs_complete_command(priv, cmdnode, 0); spin_unlock_irqrestore(&priv->driver_lock, flags); priv->needtowakeup = 1; @@ -1366,7 +1366,9 @@ int lbs_execute_next_command(struct lbs_private *priv) "EXEC_NEXT_CMD: sending EXIT_PS\n"); } } + spin_lock_irqsave(&priv->driver_lock, flags); list_del(&cmdnode->list); + spin_unlock_irqrestore(&priv->driver_lock, flags); lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n", le16_to_cpu(cmd->command)); lbs_submit_command(priv, cmdnode); diff --git a/drivers/net/zorro8390.c b/drivers/net/zorro8390.c index b78a38d9172a..8c7c522a056a 100644 --- a/drivers/net/zorro8390.c +++ b/drivers/net/zorro8390.c @@ -126,7 +126,7 @@ static int __devinit zorro8390_init_one(struct zorro_dev *z, board = z->resource.start; ioaddr = board+cards[i].offset; - dev = alloc_ei_netdev(); + dev = ____alloc_ei_netdev(0); if (!dev) return -ENOMEM; if (!request_mem_region(ioaddr, NE_IO_EXTENT*2, DRV_NAME)) { @@ -146,15 +146,15 @@ static int __devinit zorro8390_init_one(struct zorro_dev *z, static const struct net_device_ops zorro8390_netdev_ops = { .ndo_open = zorro8390_open, .ndo_stop = zorro8390_close, - .ndo_start_xmit = ei_start_xmit, - .ndo_tx_timeout = ei_tx_timeout, - .ndo_get_stats = ei_get_stats, - .ndo_set_multicast_list = ei_set_multicast_list, + .ndo_start_xmit = __ei_start_xmit, + .ndo_tx_timeout = __ei_tx_timeout, + .ndo_get_stats = __ei_get_stats, + .ndo_set_multicast_list = __ei_set_multicast_list, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, .ndo_change_mtu = eth_change_mtu, #ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ei_poll, + .ndo_poll_controller = __ei_poll, #endif }; diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index ebf51ad1b714..a806cb321d2e 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -579,7 +579,7 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size, } size0 = calculate_iosize(size, min_size, size1, resource_size(b_res), 4096); - size1 = !add_size? size0: + size1 = (!add_head || (add_head && !add_size)) ? size0 : calculate_iosize(size, min_size+add_size, size1, resource_size(b_res), 4096); if (!size0 && !size1) { @@ -677,7 +677,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, align += aligns[order]; } size0 = calculate_memsize(size, min_size, 0, resource_size(b_res), min_align); - size1 = !add_size ? size : + size1 = (!add_head || (add_head && !add_size)) ? size0 : calculate_memsize(size, min_size+add_size, 0, resource_size(b_res), min_align); if (!size0 && !size1) { diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 5f2dd386152b..2c1abf63957f 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -585,8 +585,9 @@ static bool eeepc_wlan_rfkill_blocked(struct eeepc_laptop *eeepc) return true; } -static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc) +static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc, acpi_handle handle) { + struct pci_dev *port; struct pci_dev *dev; struct pci_bus *bus; bool blocked = eeepc_wlan_rfkill_blocked(eeepc); @@ -599,9 +600,16 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc) mutex_lock(&eeepc->hotplug_lock); if (eeepc->hotplug_slot) { - bus = pci_find_bus(0, 1); + port = acpi_get_pci_dev(handle); + if (!port) { + pr_warning("Unable to find port\n"); + goto out_unlock; + } + + bus = port->subordinate; + if (!bus) { - pr_warning("Unable to find PCI bus 1?\n"); + pr_warning("Unable to find PCI bus?\n"); goto out_unlock; } @@ -609,6 +617,7 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc) pr_err("Unable to read PCI config space?\n"); goto out_unlock; } + absent = (l == 0xffffffff); if (blocked != absent) { @@ -647,6 +656,17 @@ out_unlock: mutex_unlock(&eeepc->hotplug_lock); } +static void eeepc_rfkill_hotplug_update(struct eeepc_laptop *eeepc, char *node) +{ + acpi_status status = AE_OK; + acpi_handle handle; + + status = acpi_get_handle(NULL, node, &handle); + + if (ACPI_SUCCESS(status)) + eeepc_rfkill_hotplug(eeepc, handle); +} + static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data) { struct eeepc_laptop *eeepc = data; @@ -654,7 +674,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data) if (event != ACPI_NOTIFY_BUS_CHECK) return; - eeepc_rfkill_hotplug(eeepc); + eeepc_rfkill_hotplug(eeepc, handle); } static int eeepc_register_rfkill_notifier(struct eeepc_laptop *eeepc, @@ -672,6 +692,11 @@ static int eeepc_register_rfkill_notifier(struct eeepc_laptop *eeepc, eeepc); if (ACPI_FAILURE(status)) pr_warning("Failed to register notify on %s\n", node); + /* + * Refresh pci hotplug in case the rfkill state was + * changed during setup. + */ + eeepc_rfkill_hotplug(eeepc, handle); } else return -ENODEV; @@ -693,6 +718,12 @@ static void eeepc_unregister_rfkill_notifier(struct eeepc_laptop *eeepc, if (ACPI_FAILURE(status)) pr_err("Error removing rfkill notify handler %s\n", node); + /* + * Refresh pci hotplug in case the rfkill + * state was changed after + * eeepc_unregister_rfkill_notifier() + */ + eeepc_rfkill_hotplug(eeepc, handle); } } @@ -816,11 +847,7 @@ static void eeepc_rfkill_exit(struct eeepc_laptop *eeepc) rfkill_destroy(eeepc->wlan_rfkill); eeepc->wlan_rfkill = NULL; } - /* - * Refresh pci hotplug in case the rfkill state was changed after - * eeepc_unregister_rfkill_notifier() - */ - eeepc_rfkill_hotplug(eeepc); + if (eeepc->hotplug_slot) pci_hp_deregister(eeepc->hotplug_slot); @@ -889,11 +916,6 @@ static int eeepc_rfkill_init(struct eeepc_laptop *eeepc) eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5"); eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6"); eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7"); - /* - * Refresh pci hotplug in case the rfkill state was changed during - * setup. - */ - eeepc_rfkill_hotplug(eeepc); exit: if (result && result != -ENODEV) @@ -928,8 +950,11 @@ static int eeepc_hotk_restore(struct device *device) struct eeepc_laptop *eeepc = dev_get_drvdata(device); /* Refresh both wlan rfkill state and pci hotplug */ - if (eeepc->wlan_rfkill) - eeepc_rfkill_hotplug(eeepc); + if (eeepc->wlan_rfkill) { + eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P5"); + eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P6"); + eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P7"); + } if (eeepc->bluetooth_rfkill) rfkill_set_sw_state(eeepc->bluetooth_rfkill, diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index 8f709aec4da0..6fe8cd6e23b5 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -934,6 +934,14 @@ static ssize_t sony_nc_sysfs_store(struct device *dev, /* * Backlight device */ +struct sony_backlight_props { + struct backlight_device *dev; + int handle; + u8 offset; + u8 maxlvl; +}; +struct sony_backlight_props sony_bl_props; + static int sony_backlight_update_status(struct backlight_device *bd) { return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT", @@ -954,21 +962,26 @@ static int sony_nc_get_brightness_ng(struct backlight_device *bd) { int result; int *handle = (int *)bl_get_data(bd); + struct sony_backlight_props *sdev = + (struct sony_backlight_props *)bl_get_data(bd); - sony_call_snc_handle(*handle, 0x0200, &result); + sony_call_snc_handle(sdev->handle, 0x0200, &result); - return result & 0xff; + return (result & 0xff) - sdev->offset; } static int sony_nc_update_status_ng(struct backlight_device *bd) { int value, result; int *handle = (int *)bl_get_data(bd); + struct sony_backlight_props *sdev = + (struct sony_backlight_props *)bl_get_data(bd); - value = bd->props.brightness; - sony_call_snc_handle(*handle, 0x0100 | (value << 16), &result); + value = bd->props.brightness + sdev->offset; + if (sony_call_snc_handle(sdev->handle, 0x0100 | (value << 16), &result)) + return -EIO; - return sony_nc_get_brightness_ng(bd); + return value; } static const struct backlight_ops sony_backlight_ops = { @@ -981,8 +994,6 @@ static const struct backlight_ops sony_backlight_ng_ops = { .update_status = sony_nc_update_status_ng, .get_brightness = sony_nc_get_brightness_ng, }; -static int backlight_ng_handle; -static struct backlight_device *sony_backlight_device; /* * New SNC-only Vaios event mapping to driver known keys @@ -1549,6 +1560,75 @@ static void sony_nc_kbd_backlight_resume(void) &ignore); } +static void sony_nc_backlight_ng_read_limits(int handle, + struct sony_backlight_props *props) +{ + int offset; + acpi_status status; + u8 brlvl, i; + u8 min = 0xff, max = 0x00; + struct acpi_object_list params; + union acpi_object in_obj; + union acpi_object *lvl_enum; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + + props->handle = handle; + props->offset = 0; + props->maxlvl = 0xff; + + offset = sony_find_snc_handle(handle); + if (offset < 0) + return; + + /* try to read the boundaries from ACPI tables, if we fail the above + * defaults should be reasonable + */ + params.count = 1; + params.pointer = &in_obj; + in_obj.type = ACPI_TYPE_INTEGER; + in_obj.integer.value = offset; + status = acpi_evaluate_object(sony_nc_acpi_handle, "SN06", ¶ms, + &buffer); + if (ACPI_FAILURE(status)) + return; + + lvl_enum = (union acpi_object *) buffer.pointer; + if (!lvl_enum) { + pr_err("No SN06 return object."); + return; + } + if (lvl_enum->type != ACPI_TYPE_BUFFER) { + pr_err("Invalid SN06 return object 0x%.2x\n", + lvl_enum->type); + goto out_invalid; + } + + /* the buffer lists brightness levels available, brightness levels are + * from 0 to 8 in the array, other values are used by ALS control. + */ + for (i = 0; i < 9 && i < lvl_enum->buffer.length; i++) { + + brlvl = *(lvl_enum->buffer.pointer + i); + dprintk("Brightness level: %d\n", brlvl); + + if (!brlvl) + break; + + if (brlvl > max) + max = brlvl; + if (brlvl < min) + min = brlvl; + } + props->offset = min; + props->maxlvl = max; + dprintk("Brightness levels: min=%d max=%d\n", props->offset, + props->maxlvl); + +out_invalid: + kfree(buffer.pointer); + return; +} + static void sony_nc_backlight_setup(void) { acpi_handle unused; @@ -1557,14 +1637,14 @@ static void sony_nc_backlight_setup(void) struct backlight_properties props; if (sony_find_snc_handle(0x12f) != -1) { - backlight_ng_handle = 0x12f; ops = &sony_backlight_ng_ops; - max_brightness = 0xff; + sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props); + max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset; } else if (sony_find_snc_handle(0x137) != -1) { - backlight_ng_handle = 0x137; ops = &sony_backlight_ng_ops; - max_brightness = 0xff; + sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props); + max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset; } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &unused))) { @@ -1577,22 +1657,22 @@ static void sony_nc_backlight_setup(void) memset(&props, 0, sizeof(struct backlight_properties)); props.type = BACKLIGHT_PLATFORM; props.max_brightness = max_brightness; - sony_backlight_device = backlight_device_register("sony", NULL, - &backlight_ng_handle, - ops, &props); + sony_bl_props.dev = backlight_device_register("sony", NULL, + &sony_bl_props, + ops, &props); - if (IS_ERR(sony_backlight_device)) { - pr_warning(DRV_PFX "unable to register backlight device\n"); - sony_backlight_device = NULL; + if (IS_ERR(sony_bl_props.dev)) { + pr_warn(DRV_PFX "unable to register backlight device\n"); + sony_bl_props.dev = NULL; } else - sony_backlight_device->props.brightness = - ops->get_brightness(sony_backlight_device); + sony_bl_props.dev->props.brightness = + ops->get_brightness(sony_bl_props.dev); } static void sony_nc_backlight_cleanup(void) { - if (sony_backlight_device) - backlight_device_unregister(sony_backlight_device); + if (sony_bl_props.dev) + backlight_device_unregister(sony_bl_props.dev); } static int sony_nc_add(struct acpi_device *device) @@ -2590,7 +2670,7 @@ static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd, mutex_lock(&spic_dev.lock); switch (cmd) { case SONYPI_IOCGBRT: - if (sony_backlight_device == NULL) { + if (sony_bl_props.dev == NULL) { ret = -EIO; break; } @@ -2603,7 +2683,7 @@ static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd, ret = -EFAULT; break; case SONYPI_IOCSBRT: - if (sony_backlight_device == NULL) { + if (sony_bl_props.dev == NULL) { ret = -EIO; break; } @@ -2617,8 +2697,8 @@ static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd, break; } /* sync the backlight device status */ - sony_backlight_device->props.brightness = - sony_backlight_get_brightness(sony_backlight_device); + sony_bl_props.dev->props.brightness = + sony_backlight_get_brightness(sony_bl_props.dev); break; case SONYPI_IOCGBAT1CAP: if (ec_read16(SONYPI_BAT1_FULL, &val16)) { diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index efb3b6b9bcdb..562fcf0dd2b5 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -128,7 +128,8 @@ enum { }; /* ACPI HIDs */ -#define TPACPI_ACPI_HKEY_HID "IBM0068" +#define TPACPI_ACPI_IBM_HKEY_HID "IBM0068" +#define TPACPI_ACPI_LENOVO_HKEY_HID "LEN0068" #define TPACPI_ACPI_EC_HID "PNP0C09" /* Input IDs */ @@ -3879,7 +3880,8 @@ errexit: } static const struct acpi_device_id ibm_htk_device_ids[] = { - {TPACPI_ACPI_HKEY_HID, 0}, + {TPACPI_ACPI_IBM_HKEY_HID, 0}, + {TPACPI_ACPI_LENOVO_HKEY_HID, 0}, {"", 0}, }; diff --git a/drivers/rtc/rtc-max8925.c b/drivers/rtc/rtc-max8925.c index 174036dda786..20494b5edc3c 100644 --- a/drivers/rtc/rtc-max8925.c +++ b/drivers/rtc/rtc-max8925.c @@ -257,6 +257,8 @@ static int __devinit max8925_rtc_probe(struct platform_device *pdev) goto out_irq; } + dev_set_drvdata(&pdev->dev, info); + info->rtc_dev = rtc_device_register("max8925-rtc", &pdev->dev, &max8925_rtc_ops, THIS_MODULE); ret = PTR_ERR(info->rtc_dev); @@ -265,7 +267,6 @@ static int __devinit max8925_rtc_probe(struct platform_device *pdev) goto out_rtc; } - dev_set_drvdata(&pdev->dev, info); platform_set_drvdata(pdev, info); return 0; diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index b3466c491cd3..16512ecae31a 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -46,6 +46,7 @@ static struct clk *rtc_clk; static void __iomem *s3c_rtc_base; static int s3c_rtc_alarmno = NO_IRQ; static int s3c_rtc_tickno = NO_IRQ; +static bool wake_en; static enum s3c_cpu_type s3c_rtc_cpu_type; static DEFINE_SPINLOCK(s3c_rtc_pie_lock); @@ -562,8 +563,12 @@ static int s3c_rtc_suspend(struct platform_device *pdev, pm_message_t state) } s3c_rtc_enable(pdev, 0); - if (device_may_wakeup(&pdev->dev)) - enable_irq_wake(s3c_rtc_alarmno); + if (device_may_wakeup(&pdev->dev) && !wake_en) { + if (enable_irq_wake(s3c_rtc_alarmno) == 0) + wake_en = true; + else + dev_err(&pdev->dev, "enable_irq_wake failed\n"); + } return 0; } @@ -579,8 +584,10 @@ static int s3c_rtc_resume(struct platform_device *pdev) writew(tmp | ticnt_en_save, s3c_rtc_base + S3C2410_RTCCON); } - if (device_may_wakeup(&pdev->dev)) + if (device_may_wakeup(&pdev->dev) && wake_en) { disable_irq_wake(s3c_rtc_alarmno); + wake_en = false; + } return 0; } diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 475e603fc584..86b6f1cc1b10 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1742,11 +1742,20 @@ int dasd_sleep_on_interruptible(struct dasd_ccw_req *cqr) static inline int _dasd_term_running_cqr(struct dasd_device *device) { struct dasd_ccw_req *cqr; + int rc; if (list_empty(&device->ccw_queue)) return 0; cqr = list_entry(device->ccw_queue.next, struct dasd_ccw_req, devlist); - return device->discipline->term_IO(cqr); + rc = device->discipline->term_IO(cqr); + if (!rc) + /* + * CQR terminated because a more important request is pending. + * Undo decreasing of retry counter because this is + * not an error case. + */ + cqr->retries++; + return rc; } int dasd_sleep_on_immediatly(struct dasd_ccw_req *cqr) diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index 29143eda9dd9..85dddb1e4126 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -239,7 +239,6 @@ static void dasd_ext_handler(unsigned int ext_int_code, addr_t ip; int rc; - kstat_cpu(smp_processor_id()).irqs[EXTINT_DSD]++; switch (ext_int_code >> 24) { case DASD_DIAG_CODE_31BIT: ip = (addr_t) param32; @@ -250,6 +249,7 @@ static void dasd_ext_handler(unsigned int ext_int_code, default: return; } + kstat_cpu(smp_processor_id()).irqs[EXTINT_DSD]++; if (!ip) { /* no intparm: unsolicited interrupt */ DBF_EVENT(DBF_NOTICE, "%s", "caught unsolicited " "interrupt"); diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c index 4b60ede07f0e..be55fb2b1b1c 100644 --- a/drivers/s390/char/sclp_cmd.c +++ b/drivers/s390/char/sclp_cmd.c @@ -518,6 +518,8 @@ static void __init insert_increment(u16 rn, int standby, int assigned) return; new_incr->rn = rn; new_incr->standby = standby; + if (!standby) + new_incr->usecount = 1; last_rn = 0; prev = &sclp_mem_list; list_for_each_entry(incr, &sclp_mem_list, list) { diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c index 414427d64a8f..607998f0b7d8 100644 --- a/drivers/s390/kvm/kvm_virtio.c +++ b/drivers/s390/kvm/kvm_virtio.c @@ -381,10 +381,10 @@ static void kvm_extint_handler(unsigned int ext_int_code, u16 subcode; u32 param; - kstat_cpu(smp_processor_id()).irqs[EXTINT_VRT]++; subcode = ext_int_code >> 16; if ((subcode & 0xff00) != VIRTIO_SUBCODE_64) return; + kstat_cpu(smp_processor_id()).irqs[EXTINT_VRT]++; /* The LSB might be overloaded, we have to mask it */ vq = (struct virtqueue *)(param64 & ~1UL); diff --git a/drivers/scsi/device_handler/scsi_dh.c b/drivers/scsi/device_handler/scsi_dh.c index 564e6ecd17c2..0119b8147797 100644 --- a/drivers/scsi/device_handler/scsi_dh.c +++ b/drivers/scsi/device_handler/scsi_dh.c @@ -394,12 +394,14 @@ int scsi_dh_activate(struct request_queue *q, activate_complete fn, void *data) unsigned long flags; struct scsi_device *sdev; struct scsi_device_handler *scsi_dh = NULL; + struct device *dev = NULL; spin_lock_irqsave(q->queue_lock, flags); sdev = q->queuedata; if (sdev && sdev->scsi_dh_data) scsi_dh = sdev->scsi_dh_data->scsi_dh; - if (!scsi_dh || !get_device(&sdev->sdev_gendev) || + dev = get_device(&sdev->sdev_gendev); + if (!scsi_dh || !dev || sdev->sdev_state == SDEV_CANCEL || sdev->sdev_state == SDEV_DEL) err = SCSI_DH_NOSYS; @@ -410,12 +412,13 @@ int scsi_dh_activate(struct request_queue *q, activate_complete fn, void *data) if (err) { if (fn) fn(data, err); - return err; + goto out; } if (scsi_dh->activate) err = scsi_dh->activate(sdev, fn, data); - put_device(&sdev->sdev_gendev); +out: + put_device(dev); return err; } EXPORT_SYMBOL_GPL(scsi_dh_activate); diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 1c6d2b405eef..d72f1f2b1392 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -688,6 +688,13 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, goto out; } + /* Check for overflow and wraparound */ + if (karg.data_sge_offset * 4 > ioc->request_sz || + karg.data_sge_offset > (UINT_MAX / 4)) { + ret = -EINVAL; + goto out; + } + /* copy in request message frame from user */ if (copy_from_user(mpi_request, mf, karg.data_sge_offset*4)) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, @@ -1963,7 +1970,7 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) Mpi2DiagBufferPostReply_t *mpi_reply; int rc, i; u8 buffer_type; - unsigned long timeleft; + unsigned long timeleft, request_size, copy_size; u16 smid; u16 ioc_status; u8 issue_reset = 0; @@ -1999,6 +2006,8 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) return -ENOMEM; } + request_size = ioc->diag_buffer_sz[buffer_type]; + if ((karg.starting_offset % 4) || (karg.bytes_to_read % 4)) { printk(MPT2SAS_ERR_FMT "%s: either the starting_offset " "or bytes_to_read are not 4 byte aligned\n", ioc->name, @@ -2006,13 +2015,23 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) return -EINVAL; } + if (karg.starting_offset > request_size) + return -EINVAL; + diag_data = (void *)(request_data + karg.starting_offset); dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: diag_buffer(%p), " "offset(%d), sz(%d)\n", ioc->name, __func__, diag_data, karg.starting_offset, karg.bytes_to_read)); + /* Truncate data on requests that are too large */ + if ((diag_data + karg.bytes_to_read < diag_data) || + (diag_data + karg.bytes_to_read > request_data + request_size)) + copy_size = request_size - karg.starting_offset; + else + copy_size = karg.bytes_to_read; + if (copy_to_user((void __user *)uarg->diagnostic_data, - diag_data, karg.bytes_to_read)) { + diag_data, copy_size)) { printk(MPT2SAS_ERR_FMT "%s: Unable to write " "mpt_diag_read_buffer_t data @ %p\n", ioc->name, __func__, diag_data); diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 96d5ad0c1e42..7f636b118287 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -3814,6 +3814,9 @@ static long pmcraid_ioctl_passthrough( rc = -EFAULT; goto out_free_buffer; } + } else if (request_size < 0) { + rc = -EINVAL; + goto out_free_buffer; } /* check if we have any additional command parameters */ diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index e9901b8f8443..0bac91e72370 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -400,10 +400,15 @@ static inline int scsi_host_is_busy(struct Scsi_Host *shost) static void scsi_run_queue(struct request_queue *q) { struct scsi_device *sdev = q->queuedata; - struct Scsi_Host *shost = sdev->host; + struct Scsi_Host *shost; LIST_HEAD(starved_list); unsigned long flags; + /* if the device is dead, sdev will be NULL, so no queue to run */ + if (!sdev) + return; + + shost = sdev->host; if (scsi_target(sdev)->single_lun) scsi_single_lun_run(sdev); diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index e44ff64233fd..e63912510fb9 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -322,14 +322,8 @@ static void scsi_device_dev_release_usercontext(struct work_struct *work) kfree(evt); } - if (sdev->request_queue) { - sdev->request_queue->queuedata = NULL; - /* user context needed to free queue */ - scsi_free_queue(sdev->request_queue); - /* temporary expedient, try to catch use of queue lock - * after free of sdev */ - sdev->request_queue = NULL; - } + /* NULL queue means the device can't be used */ + sdev->request_queue = NULL; scsi_target_reap(scsi_target(sdev)); @@ -937,6 +931,12 @@ void __scsi_remove_device(struct scsi_device *sdev) if (sdev->host->hostt->slave_destroy) sdev->host->hostt->slave_destroy(sdev); transport_destroy_device(dev); + + /* cause the request function to reject all I/O requests */ + sdev->request_queue->queuedata = NULL; + + /* Freeing the queue signals to block that we're done */ + scsi_free_queue(sdev->request_queue); put_device(dev); } diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c index eeb7dd43f9a8..830822f86e41 100644 --- a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c +++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c @@ -2288,7 +2288,3 @@ err_dev: free_netdev(dev); return NULL; } - -EXPORT_SYMBOL(init_ft1000_card); -EXPORT_SYMBOL(stop_ft1000_card); -EXPORT_SYMBOL(flarion_ft1000_cnt); diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c index 935608e72007..bdfb1aec58df 100644 --- a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c +++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c @@ -214,6 +214,3 @@ void ft1000CleanupProc(struct net_device *dev) remove_proc_entry(FT1000_PROC, init_net.proc_net); unregister_netdevice_notifier(&ft1000_netdev_notifier); } - -EXPORT_SYMBOL(ft1000InitProc); -EXPORT_SYMBOL(ft1000CleanupProc); diff --git a/drivers/staging/gma500/Kconfig b/drivers/staging/gma500/Kconfig index 5501eb9b3355..ce8bedaeaac2 100644 --- a/drivers/staging/gma500/Kconfig +++ b/drivers/staging/gma500/Kconfig @@ -1,6 +1,6 @@ config DRM_PSB tristate "Intel GMA500 KMS Framebuffer" - depends on DRM && PCI + depends on DRM && PCI && X86 select FB_CFB_COPYAREA select FB_CFB_FILLRECT select FB_CFB_IMAGEBLIT diff --git a/drivers/staging/intel_sst/intelmid_v1_control.c b/drivers/staging/intel_sst/intelmid_v1_control.c index 9cc15c1c18d4..1ea814218059 100644 --- a/drivers/staging/intel_sst/intelmid_v1_control.c +++ b/drivers/staging/intel_sst/intelmid_v1_control.c @@ -28,6 +28,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/pci.h> +#include <linux/delay.h> #include <linux/file.h> #include <asm/mrst.h> #include <sound/pcm.h> diff --git a/drivers/staging/intel_sst/intelmid_v2_control.c b/drivers/staging/intel_sst/intelmid_v2_control.c index 26d815a67eb8..3c6b3abff3c3 100644 --- a/drivers/staging/intel_sst/intelmid_v2_control.c +++ b/drivers/staging/intel_sst/intelmid_v2_control.c @@ -29,6 +29,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/pci.h> +#include <linux/delay.h> #include <linux/file.h> #include "intel_sst.h" #include "intelmid_snd_control.h" diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c index b5d21f6497f9..22c04eabed41 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c @@ -12,6 +12,7 @@ */ #include <linux/cs5535.h> #include <linux/gpio.h> +#include <linux/delay.h> #include <asm/olpc.h> #include "olpc_dcon.h" diff --git a/drivers/staging/rts_pstor/debug.h b/drivers/staging/rts_pstor/debug.h index e1408b0e7ae4..ab305be96fb5 100644 --- a/drivers/staging/rts_pstor/debug.h +++ b/drivers/staging/rts_pstor/debug.h @@ -28,7 +28,7 @@ #define RTSX_STOR "rts_pstor: " -#if CONFIG_RTS_PSTOR_DEBUG +#ifdef CONFIG_RTS_PSTOR_DEBUG #define RTSX_DEBUGP(x...) printk(KERN_DEBUG RTSX_STOR x) #define RTSX_DEBUGPN(x...) printk(KERN_DEBUG x) #define RTSX_DEBUGPX(x...) printk(x) diff --git a/drivers/staging/rts_pstor/ms.c b/drivers/staging/rts_pstor/ms.c index 810e170894f5..d89795c6a3ac 100644 --- a/drivers/staging/rts_pstor/ms.c +++ b/drivers/staging/rts_pstor/ms.c @@ -23,6 +23,7 @@ #include <linux/blkdev.h> #include <linux/kthread.h> #include <linux/sched.h> +#include <linux/vmalloc.h> #include "rtsx.h" #include "rtsx_transport.h" diff --git a/drivers/staging/rts_pstor/rtsx_chip.c b/drivers/staging/rts_pstor/rtsx_chip.c index d2f1c715a684..4e60780ea804 100644 --- a/drivers/staging/rts_pstor/rtsx_chip.c +++ b/drivers/staging/rts_pstor/rtsx_chip.c @@ -24,6 +24,7 @@ #include <linux/kthread.h> #include <linux/sched.h> #include <linux/workqueue.h> +#include <linux/vmalloc.h> #include "rtsx.h" #include "rtsx_transport.h" @@ -1311,11 +1312,11 @@ void rtsx_polling_func(struct rtsx_chip *chip) #ifdef SUPPORT_OCP if (CHECK_LUN_MODE(chip, SD_MS_2LUN)) { - #if CONFIG_RTS_PSTOR_DEBUG +#ifdef CONFIG_RTS_PSTOR_DEBUG if (chip->ocp_stat & (SD_OC_NOW | SD_OC_EVER | MS_OC_NOW | MS_OC_EVER)) { RTSX_DEBUGP("Over current, OCPSTAT is 0x%x\n", chip->ocp_stat); } - #endif +#endif if (chip->ocp_stat & (SD_OC_NOW | SD_OC_EVER)) { if (chip->card_exist & SD_CARD) { diff --git a/drivers/staging/rts_pstor/rtsx_scsi.c b/drivers/staging/rts_pstor/rtsx_scsi.c index 20c2464a20f9..7de1fae443fc 100644 --- a/drivers/staging/rts_pstor/rtsx_scsi.c +++ b/drivers/staging/rts_pstor/rtsx_scsi.c @@ -23,6 +23,7 @@ #include <linux/blkdev.h> #include <linux/kthread.h> #include <linux/sched.h> +#include <linux/vmalloc.h> #include "rtsx.h" #include "rtsx_transport.h" diff --git a/drivers/staging/rts_pstor/sd.c b/drivers/staging/rts_pstor/sd.c index 8d066bd428c4..b1277a6c7a8b 100644 --- a/drivers/staging/rts_pstor/sd.c +++ b/drivers/staging/rts_pstor/sd.c @@ -909,7 +909,7 @@ static int sd_change_phase(struct rtsx_chip *chip, u8 sample_point, u8 tune_dir) RTSX_WRITE_REG(chip, SD_VPCLK0_CTL, PHASE_NOT_RESET, PHASE_NOT_RESET); RTSX_WRITE_REG(chip, CLK_CTL, CHANGE_CLK, 0); } else { -#if CONFIG_RTS_PSTOR_DEBUG +#ifdef CONFIG_RTS_PSTOR_DEBUG rtsx_read_register(chip, SD_VP_CTL, &val); RTSX_DEBUGP("SD_VP_CTL: 0x%x\n", val); rtsx_read_register(chip, SD_DCMPS_CTL, &val); @@ -958,7 +958,7 @@ static int sd_change_phase(struct rtsx_chip *chip, u8 sample_point, u8 tune_dir) return STATUS_SUCCESS; Fail: -#if CONFIG_RTS_PSTOR_DEBUG +#ifdef CONFIG_RTS_PSTOR_DEBUG rtsx_read_register(chip, SD_VP_CTL, &val); RTSX_DEBUGP("SD_VP_CTL: 0x%x\n", val); rtsx_read_register(chip, SD_DCMPS_CTL, &val); diff --git a/drivers/staging/rts_pstor/trace.h b/drivers/staging/rts_pstor/trace.h index 2c668bae6ff4..bc83b49a4eb4 100644 --- a/drivers/staging/rts_pstor/trace.h +++ b/drivers/staging/rts_pstor/trace.h @@ -82,7 +82,7 @@ do { \ #define TRACE_GOTO(chip, label) goto label #endif -#if CONFIG_RTS_PSTOR_DEBUG +#ifdef CONFIG_RTS_PSTOR_DEBUG static inline void rtsx_dump(u8 *buf, int buf_len) { int i; diff --git a/drivers/staging/rts_pstor/xd.c b/drivers/staging/rts_pstor/xd.c index 7bcd468b8f2c..9f3add1e8f59 100644 --- a/drivers/staging/rts_pstor/xd.c +++ b/drivers/staging/rts_pstor/xd.c @@ -23,6 +23,7 @@ #include <linux/blkdev.h> #include <linux/kthread.h> #include <linux/sched.h> +#include <linux/vmalloc.h> #include "rtsx.h" #include "rtsx_transport.h" diff --git a/drivers/staging/solo6x10/Kconfig b/drivers/staging/solo6x10/Kconfig index 2cf77c940860..03dcac4ea4d0 100644 --- a/drivers/staging/solo6x10/Kconfig +++ b/drivers/staging/solo6x10/Kconfig @@ -2,6 +2,7 @@ config SOLO6X10 tristate "Softlogic 6x10 MPEG codec cards" depends on PCI && VIDEO_DEV && SND && I2C select VIDEOBUF_DMA_SG + select SND_PCM ---help--- This driver supports the Softlogic based MPEG-4 and h.264 codec codec cards. diff --git a/drivers/staging/usbip/vhci_hcd.c b/drivers/staging/usbip/vhci_hcd.c index 0f02a4b12ae4..4f4f13321f40 100644 --- a/drivers/staging/usbip/vhci_hcd.c +++ b/drivers/staging/usbip/vhci_hcd.c @@ -876,8 +876,10 @@ static void vhci_shutdown_connection(struct usbip_device *ud) } /* kill threads related to this sdev, if v.c. exists */ - kthread_stop(vdev->ud.tcp_rx); - kthread_stop(vdev->ud.tcp_tx); + if (vdev->ud.tcp_rx) + kthread_stop(vdev->ud.tcp_rx); + if (vdev->ud.tcp_tx) + kthread_stop(vdev->ud.tcp_tx); usbip_uinfo("stop threads\n"); @@ -949,9 +951,6 @@ static void vhci_device_init(struct vhci_device *vdev) { memset(vdev, 0, sizeof(*vdev)); - vdev->ud.tcp_rx = kthread_create(vhci_rx_loop, &vdev->ud, "vhci_rx"); - vdev->ud.tcp_tx = kthread_create(vhci_tx_loop, &vdev->ud, "vhci_tx"); - vdev->ud.side = USBIP_VHCI; vdev->ud.status = VDEV_ST_NULL; /* vdev->ud.lock = SPIN_LOCK_UNLOCKED; */ @@ -1139,7 +1138,7 @@ static int vhci_hcd_probe(struct platform_device *pdev) usbip_uerr("create hcd failed\n"); return -ENOMEM; } - + hcd->has_tt = 1; /* this is private data for vhci_hcd */ the_controller = hcd_to_vhci(hcd); diff --git a/drivers/staging/usbip/vhci_sysfs.c b/drivers/staging/usbip/vhci_sysfs.c index 3f2459f30415..e2dadbd5ef1e 100644 --- a/drivers/staging/usbip/vhci_sysfs.c +++ b/drivers/staging/usbip/vhci_sysfs.c @@ -21,6 +21,7 @@ #include "vhci.h" #include <linux/in.h> +#include <linux/kthread.h> /* TODO: refine locking ?*/ @@ -220,13 +221,13 @@ static ssize_t store_attach(struct device *dev, struct device_attribute *attr, vdev->ud.tcp_socket = socket; vdev->ud.status = VDEV_ST_NOTASSIGNED; - wake_up_process(vdev->ud.tcp_rx); - wake_up_process(vdev->ud.tcp_tx); - spin_unlock(&vdev->ud.lock); spin_unlock(&the_controller->lock); /* end the lock */ + vdev->ud.tcp_rx = kthread_run(vhci_rx_loop, &vdev->ud, "vhci_rx"); + vdev->ud.tcp_tx = kthread_run(vhci_tx_loop, &vdev->ud, "vhci_tx"); + rh_port_connect(rhport, speed); return count; diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index 6a71f52c59b1..76378397b763 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -273,7 +273,7 @@ exit: } int prism2_set_default_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_index) + u8 key_index, bool unicast, bool multicast) { wlandevice_t *wlandev = dev->ml_priv; diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index 7e41a95c5ceb..627f3a678759 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -40,6 +40,7 @@ #include <linux/slab.h> #include <linux/usb/ulpi.h> #include <plat/usb.h> +#include <linux/regulator/consumer.h> /* EHCI Register Set */ #define EHCI_INSNREG04 (0xA0) @@ -118,6 +119,8 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) struct ehci_hcd *omap_ehci; int ret = -ENODEV; int irq; + int i; + char supply[7]; if (usb_disabled()) return -ENODEV; @@ -158,6 +161,23 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) hcd->rsrc_len = resource_size(res); hcd->regs = regs; + /* get ehci regulator and enable */ + for (i = 0 ; i < OMAP3_HS_USB_PORTS ; i++) { + if (pdata->port_mode[i] != OMAP_EHCI_PORT_MODE_PHY) { + pdata->regulator[i] = NULL; + continue; + } + snprintf(supply, sizeof(supply), "hsusb%d", i); + pdata->regulator[i] = regulator_get(dev, supply); + if (IS_ERR(pdata->regulator[i])) { + pdata->regulator[i] = NULL; + dev_dbg(dev, + "failed to get ehci port%d regulator\n", i); + } else { + regulator_enable(pdata->regulator[i]); + } + } + ret = omap_usbhs_enable(dev); if (ret) { dev_err(dev, "failed to start usbhs with err %d\n", ret); diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index 795345ad45e6..7b2e69aa2e98 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -1633,6 +1633,7 @@ static int isp1760_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) ints[i].qh = NULL; ints[i].qtd = NULL; + urb->status = status; isp1760_urb_done(hcd, urb); if (qtd) pe(hcd, qh, qtd); diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index a78f2ebd11b7..73f75d26436c 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -777,7 +777,7 @@ int xhci_bus_suspend(struct usb_hcd *hcd) if (t1 != t2) xhci_writel(xhci, t2, port_array[port_index]); - if (DEV_HIGHSPEED(t1)) { + if (hcd->speed != HCD_USB3) { /* enable remote wake up for USB 2.0 */ u32 __iomem *addr; u32 tmp; @@ -866,6 +866,21 @@ int xhci_bus_resume(struct usb_hcd *hcd) temp |= PORT_LINK_STROBE | XDEV_U0; xhci_writel(xhci, temp, port_array[port_index]); } + /* wait for the port to enter U0 and report port link + * state change. + */ + spin_unlock_irqrestore(&xhci->lock, flags); + msleep(20); + spin_lock_irqsave(&xhci->lock, flags); + + /* Clear PLC */ + temp = xhci_readl(xhci, port_array[port_index]); + if (temp & PORT_PLC) { + temp = xhci_port_state_to_neutral(temp); + temp |= PORT_PLC; + xhci_writel(xhci, temp, port_array[port_index]); + } + slot_id = xhci_find_slot_id_by_port(hcd, xhci, port_index + 1); if (slot_id) @@ -873,7 +888,7 @@ int xhci_bus_resume(struct usb_hcd *hcd) } else xhci_writel(xhci, temp, port_array[port_index]); - if (DEV_HIGHSPEED(temp)) { + if (hcd->speed != HCD_USB3) { /* disable remote wake up for USB 2.0 */ u32 __iomem *addr; u32 tmp; diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 6dfbf9ffd7a6..f47c20197c61 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1887,11 +1887,9 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver, otg_set_vbus(musb->xceiv, 1); hcd->self.uses_pio_for_control = 1; - - if (musb->xceiv->last_event == USB_EVENT_NONE) - pm_runtime_put(musb->controller); - } + if (musb->xceiv->last_event == USB_EVENT_NONE) + pm_runtime_put(musb->controller); return 0; diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 57a27fa954b4..e9e60b6e0583 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -270,7 +270,7 @@ static int musb_otg_notifications(struct notifier_block *nb, DBG(4, "VBUS Disconnect\n"); #ifdef CONFIG_USB_GADGET_MUSB_HDRC - if (is_otg_enabled(musb)) + if (is_otg_enabled(musb) || is_peripheral_enabled(musb)) if (musb->gadget_driver) #endif { diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index 82acb8dc4aa1..6183a57eb69d 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -66,7 +66,7 @@ * have. Allow 1% either way on the nominal for TVs. */ #define NR_MONTYPES 6 -static struct fb_monspecs monspecs[NR_MONTYPES] __initdata = { +static struct fb_monspecs monspecs[NR_MONTYPES] __devinitdata = { { /* TV */ .hfmin = 15469, .hfmax = 15781, @@ -873,7 +873,7 @@ static struct fb_ops acornfb_ops = { /* * Everything after here is initialisation!!! */ -static struct fb_videomode modedb[] __initdata = { +static struct fb_videomode modedb[] __devinitdata = { { /* 320x256 @ 50Hz */ NULL, 50, 320, 256, 125000, 92, 62, 35, 19, 38, 2, FB_SYNC_COMP_HIGH_ACT, @@ -925,8 +925,7 @@ static struct fb_videomode modedb[] __initdata = { } }; -static struct fb_videomode __initdata -acornfb_default_mode = { +static struct fb_videomode acornfb_default_mode __devinitdata = { .name = NULL, .refresh = 60, .xres = 640, @@ -942,7 +941,7 @@ acornfb_default_mode = { .vmode = FB_VMODE_NONINTERLACED }; -static void __init acornfb_init_fbinfo(void) +static void __devinit acornfb_init_fbinfo(void) { static int first = 1; @@ -1018,8 +1017,7 @@ static void __init acornfb_init_fbinfo(void) * size can optionally be followed by 'M' or 'K' for * MB or KB respectively. */ -static void __init -acornfb_parse_mon(char *opt) +static void __devinit acornfb_parse_mon(char *opt) { char *p = opt; @@ -1066,8 +1064,7 @@ bad: current_par.montype = -1; } -static void __init -acornfb_parse_montype(char *opt) +static void __devinit acornfb_parse_montype(char *opt) { current_par.montype = -2; @@ -1108,8 +1105,7 @@ acornfb_parse_montype(char *opt) } } -static void __init -acornfb_parse_dram(char *opt) +static void __devinit acornfb_parse_dram(char *opt) { unsigned int size; @@ -1134,15 +1130,14 @@ acornfb_parse_dram(char *opt) static struct options { char *name; void (*parse)(char *opt); -} opt_table[] __initdata = { +} opt_table[] __devinitdata = { { "mon", acornfb_parse_mon }, { "montype", acornfb_parse_montype }, { "dram", acornfb_parse_dram }, { NULL, NULL } }; -int __init -acornfb_setup(char *options) +static int __devinit acornfb_setup(char *options) { struct options *optp; char *opt; @@ -1179,8 +1174,7 @@ acornfb_setup(char *options) * Detect type of monitor connected * For now, we just assume SVGA */ -static int __init -acornfb_detect_monitortype(void) +static int __devinit acornfb_detect_monitortype(void) { return 4; } diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index e0c2284924b6..5aac00eb1830 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -42,9 +42,34 @@ #define FBPIXMAPSIZE (1024 * 8) +static DEFINE_MUTEX(registration_lock); struct fb_info *registered_fb[FB_MAX] __read_mostly; int num_registered_fb __read_mostly; +static struct fb_info *get_fb_info(unsigned int idx) +{ + struct fb_info *fb_info; + + if (idx >= FB_MAX) + return ERR_PTR(-ENODEV); + + mutex_lock(®istration_lock); + fb_info = registered_fb[idx]; + if (fb_info) + atomic_inc(&fb_info->count); + mutex_unlock(®istration_lock); + + return fb_info; +} + +static void put_fb_info(struct fb_info *fb_info) +{ + if (!atomic_dec_and_test(&fb_info->count)) + return; + if (fb_info->fbops->fb_destroy) + fb_info->fbops->fb_destroy(fb_info); +} + int lock_fb_info(struct fb_info *info) { mutex_lock(&info->lock); @@ -647,6 +672,7 @@ int fb_show_logo(struct fb_info *info, int rotate) { return 0; } static void *fb_seq_start(struct seq_file *m, loff_t *pos) { + mutex_lock(®istration_lock); return (*pos < FB_MAX) ? pos : NULL; } @@ -658,6 +684,7 @@ static void *fb_seq_next(struct seq_file *m, void *v, loff_t *pos) static void fb_seq_stop(struct seq_file *m, void *v) { + mutex_unlock(®istration_lock); } static int fb_seq_show(struct seq_file *m, void *v) @@ -690,13 +717,30 @@ static const struct file_operations fb_proc_fops = { .release = seq_release, }; -static ssize_t -fb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) +/* + * We hold a reference to the fb_info in file->private_data, + * but if the current registered fb has changed, we don't + * actually want to use it. + * + * So look up the fb_info using the inode minor number, + * and just verify it against the reference we have. + */ +static struct fb_info *file_fb_info(struct file *file) { - unsigned long p = *ppos; struct inode *inode = file->f_path.dentry->d_inode; int fbidx = iminor(inode); struct fb_info *info = registered_fb[fbidx]; + + if (info != file->private_data) + info = NULL; + return info; +} + +static ssize_t +fb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) +{ + unsigned long p = *ppos; + struct fb_info *info = file_fb_info(file); u8 *buffer, *dst; u8 __iomem *src; int c, cnt = 0, err = 0; @@ -761,9 +805,7 @@ static ssize_t fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) { unsigned long p = *ppos; - struct inode *inode = file->f_path.dentry->d_inode; - int fbidx = iminor(inode); - struct fb_info *info = registered_fb[fbidx]; + struct fb_info *info = file_fb_info(file); u8 *buffer, *src; u8 __iomem *dst; int c, cnt = 0, err = 0; @@ -1141,10 +1183,10 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, static long fb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - struct inode *inode = file->f_path.dentry->d_inode; - int fbidx = iminor(inode); - struct fb_info *info = registered_fb[fbidx]; + struct fb_info *info = file_fb_info(file); + if (!info) + return -ENODEV; return do_fb_ioctl(info, cmd, arg); } @@ -1265,12 +1307,13 @@ static int fb_get_fscreeninfo(struct fb_info *info, unsigned int cmd, static long fb_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - struct inode *inode = file->f_path.dentry->d_inode; - int fbidx = iminor(inode); - struct fb_info *info = registered_fb[fbidx]; - struct fb_ops *fb = info->fbops; + struct fb_info *info = file_fb_info(file); + struct fb_ops *fb; long ret = -ENOIOCTLCMD; + if (!info) + return -ENODEV; + fb = info->fbops; switch(cmd) { case FBIOGET_VSCREENINFO: case FBIOPUT_VSCREENINFO: @@ -1303,16 +1346,18 @@ static long fb_compat_ioctl(struct file *file, unsigned int cmd, static int fb_mmap(struct file *file, struct vm_area_struct * vma) { - int fbidx = iminor(file->f_path.dentry->d_inode); - struct fb_info *info = registered_fb[fbidx]; - struct fb_ops *fb = info->fbops; + struct fb_info *info = file_fb_info(file); + struct fb_ops *fb; unsigned long off; unsigned long start; u32 len; + if (!info) + return -ENODEV; if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) return -EINVAL; off = vma->vm_pgoff << PAGE_SHIFT; + fb = info->fbops; if (!fb) return -ENODEV; mutex_lock(&info->mm_lock); @@ -1361,14 +1406,16 @@ __releases(&info->lock) struct fb_info *info; int res = 0; - if (fbidx >= FB_MAX) - return -ENODEV; - info = registered_fb[fbidx]; - if (!info) + info = get_fb_info(fbidx); + if (!info) { request_module("fb%d", fbidx); - info = registered_fb[fbidx]; - if (!info) - return -ENODEV; + info = get_fb_info(fbidx); + if (!info) + return -ENODEV; + } + if (IS_ERR(info)) + return PTR_ERR(info); + mutex_lock(&info->lock); if (!try_module_get(info->fbops->owner)) { res = -ENODEV; @@ -1386,6 +1433,8 @@ __releases(&info->lock) #endif out: mutex_unlock(&info->lock); + if (res) + put_fb_info(info); return res; } @@ -1401,6 +1450,7 @@ __releases(&info->lock) info->fbops->fb_release(info,1); module_put(info->fbops->owner); mutex_unlock(&info->lock); + put_fb_info(info); return 0; } @@ -1487,8 +1537,10 @@ static bool fb_do_apertures_overlap(struct apertures_struct *gena, return false; } +static int do_unregister_framebuffer(struct fb_info *fb_info); + #define VGA_FB_PHYS 0xA0000 -void remove_conflicting_framebuffers(struct apertures_struct *a, +static void do_remove_conflicting_framebuffers(struct apertures_struct *a, const char *name, bool primary) { int i; @@ -1510,43 +1562,32 @@ void remove_conflicting_framebuffers(struct apertures_struct *a, printk(KERN_INFO "fb: conflicting fb hw usage " "%s vs %s - removing generic driver\n", name, registered_fb[i]->fix.id); - unregister_framebuffer(registered_fb[i]); + do_unregister_framebuffer(registered_fb[i]); } } } -EXPORT_SYMBOL(remove_conflicting_framebuffers); -/** - * register_framebuffer - registers a frame buffer device - * @fb_info: frame buffer info structure - * - * Registers a frame buffer device @fb_info. - * - * Returns negative errno on error, or zero for success. - * - */ - -int -register_framebuffer(struct fb_info *fb_info) +static int do_register_framebuffer(struct fb_info *fb_info) { int i; struct fb_event event; struct fb_videomode mode; - if (num_registered_fb == FB_MAX) - return -ENXIO; - if (fb_check_foreignness(fb_info)) return -ENOSYS; - remove_conflicting_framebuffers(fb_info->apertures, fb_info->fix.id, + do_remove_conflicting_framebuffers(fb_info->apertures, fb_info->fix.id, fb_is_primary_device(fb_info)); + if (num_registered_fb == FB_MAX) + return -ENXIO; + num_registered_fb++; for (i = 0 ; i < FB_MAX; i++) if (!registered_fb[i]) break; fb_info->node = i; + atomic_set(&fb_info->count, 1); mutex_init(&fb_info->lock); mutex_init(&fb_info->mm_lock); @@ -1592,36 +1633,14 @@ register_framebuffer(struct fb_info *fb_info) return 0; } - -/** - * unregister_framebuffer - releases a frame buffer device - * @fb_info: frame buffer info structure - * - * Unregisters a frame buffer device @fb_info. - * - * Returns negative errno on error, or zero for success. - * - * This function will also notify the framebuffer console - * to release the driver. - * - * This is meant to be called within a driver's module_exit() - * function. If this is called outside module_exit(), ensure - * that the driver implements fb_open() and fb_release() to - * check that no processes are using the device. - */ - -int -unregister_framebuffer(struct fb_info *fb_info) +static int do_unregister_framebuffer(struct fb_info *fb_info) { struct fb_event event; int i, ret = 0; i = fb_info->node; - if (!registered_fb[i]) { - ret = -EINVAL; - goto done; - } - + if (i < 0 || i >= FB_MAX || registered_fb[i] != fb_info) + return -EINVAL; if (!lock_fb_info(fb_info)) return -ENODEV; @@ -1629,16 +1648,14 @@ unregister_framebuffer(struct fb_info *fb_info) ret = fb_notifier_call_chain(FB_EVENT_FB_UNBIND, &event); unlock_fb_info(fb_info); - if (ret) { - ret = -EINVAL; - goto done; - } + if (ret) + return -EINVAL; if (fb_info->pixmap.addr && (fb_info->pixmap.flags & FB_PIXMAP_DEFAULT)) kfree(fb_info->pixmap.addr); fb_destroy_modelist(&fb_info->modelist); - registered_fb[i]=NULL; + registered_fb[i] = NULL; num_registered_fb--; fb_cleanup_device(fb_info); device_destroy(fb_class, MKDEV(FB_MAJOR, i)); @@ -1646,9 +1663,65 @@ unregister_framebuffer(struct fb_info *fb_info) fb_notifier_call_chain(FB_EVENT_FB_UNREGISTERED, &event); /* this may free fb info */ - if (fb_info->fbops->fb_destroy) - fb_info->fbops->fb_destroy(fb_info); -done: + put_fb_info(fb_info); + return 0; +} + +void remove_conflicting_framebuffers(struct apertures_struct *a, + const char *name, bool primary) +{ + mutex_lock(®istration_lock); + do_remove_conflicting_framebuffers(a, name, primary); + mutex_unlock(®istration_lock); +} +EXPORT_SYMBOL(remove_conflicting_framebuffers); + +/** + * register_framebuffer - registers a frame buffer device + * @fb_info: frame buffer info structure + * + * Registers a frame buffer device @fb_info. + * + * Returns negative errno on error, or zero for success. + * + */ +int +register_framebuffer(struct fb_info *fb_info) +{ + int ret; + + mutex_lock(®istration_lock); + ret = do_register_framebuffer(fb_info); + mutex_unlock(®istration_lock); + + return ret; +} + +/** + * unregister_framebuffer - releases a frame buffer device + * @fb_info: frame buffer info structure + * + * Unregisters a frame buffer device @fb_info. + * + * Returns negative errno on error, or zero for success. + * + * This function will also notify the framebuffer console + * to release the driver. + * + * This is meant to be called within a driver's module_exit() + * function. If this is called outside module_exit(), ensure + * that the driver implements fb_open() and fb_release() to + * check that no processes are using the device. + */ +int +unregister_framebuffer(struct fb_info *fb_info) +{ + int ret; + + mutex_lock(®istration_lock); + ret = do_unregister_framebuffer(fb_info); + mutex_unlock(®istration_lock); + return ret; } diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index a2eee574784e..0b5366b5be20 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -70,12 +70,7 @@ static int xen_suspend(void *data) BUG_ON(!irqs_disabled()); - err = sysdev_suspend(PMSG_FREEZE); - if (!err) { - err = syscore_suspend(); - if (err) - sysdev_resume(); - } + err = syscore_suspend(); if (err) { printk(KERN_ERR "xen_suspend: system core suspend failed: %d\n", err); @@ -102,7 +97,6 @@ static int xen_suspend(void *data) } syscore_resume(); - sysdev_resume(); return 0; } |