/* * Copyright 2012 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs */ #include #include #include #include #include #include #include "drmP.h" #include "drm_crtc_helper.h" #include #include #include #include #include #include #include #include #include "nouveau_drm.h" #include "nouveau_dma.h" #include "nouveau_ttm.h" #include "nouveau_gem.h" #include "nouveau_vga.h" #include "nouveau_sysfs.h" #include "nouveau_hwmon.h" #include "nouveau_acpi.h" #include "nouveau_bios.h" #include "nouveau_ioctl.h" #include "nouveau_abi16.h" #include "nouveau_fbcon.h" #include "nouveau_fence.h" #include "nouveau_debugfs.h" #include "nouveau_usif.h" #include "nouveau_connector.h" #include "nouveau_platform.h" MODULE_PARM_DESC(config, "option string to pass to driver core"); static char *nouveau_config; module_param_named(config, nouveau_config, charp, 0400); MODULE_PARM_DESC(debug, "debug string to pass to driver core"); static char *nouveau_debug; module_param_named(debug, nouveau_debug, charp, 0400); MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration"); static int nouveau_noaccel = 0; module_param_named(noaccel, nouveau_noaccel, int, 0400); MODULE_PARM_DESC(modeset, "enable driver (default: auto, " "0 = disabled, 1 = enabled, 2 = headless)"); int nouveau_modeset = -1; module_param_named(modeset, nouveau_modeset, int, 0400); MODULE_PARM_DESC(runpm, "disable (0), force enable (1), optimus only default (-1)"); int nouveau_runtime_pm = -1; module_param_named(runpm, nouveau_runtime_pm, int, 0400); static struct drm_driver driver_stub; static struct drm_driver driver_pci; static struct drm_driver driver_platform; static u64 nouveau_pci_name(struct pci_dev *pdev) { u64 name = (u64)pci_domain_nr(pdev->bus) << 32; name |= pdev->bus->number << 16; name |= PCI_SLOT(pdev->devfn) << 8; return name | PCI_FUNC(pdev->devfn); } static u64 nouveau_platform_name(struct platform_device *platformdev) { return platformdev->id; } static u64 nouveau_name(struct drm_device *dev) { if (dev->pdev) return nouveau_pci_name(dev->pdev); else return nouveau_platform_name(dev->platformdev); } static int nouveau_cli_create(struct drm_device *dev, const char *sname, int size, void **pcli) { struct nouveau_cli *cli = *pcli = kzalloc(size, GFP_KERNEL); int ret; if (cli) { snprintf(cli->name, sizeof(cli->name), "%s", sname); cli->dev = dev; ret = nvif_client_init(NULL, cli->name, nouveau_name(dev), nouveau_config, nouveau_debug, &cli->base); if (ret == 0) { mutex_init(&cli->mutex); usif_client_init(cli); } return ret; } return -ENOMEM; } static void nouveau_cli_destroy(struct nouveau_cli *cli) { nvkm_vm_ref(NULL, &nvxx_client(&cli->base)->vm, NULL); nvif_client_fini(&cli->base); usif_client_fini(cli); kfree(cli); } static void nouveau_accel_fini(struct nouveau_drm *drm) { nouveau_channel_idle(drm->channel); nvif_object_fini(&drm->ntfy); nvkm_gpuobj_del(&drm->notify); nvif_notify_fini(&drm->flip); nvif_object_fini(&drm->nvsw); nouveau_channel_del(&drm->channel); nouveau_channel_idle(drm->cechan); nvif_object_fini(&drm->ttm.copy); nouveau_channel_del(&drm->cechan); if (drm->fence) nouveau_fence(drm)->dtor(drm); } static void nouveau_accel_init(struct nouveau_drm *drm) { struct nvif_device *device = &drm->device; struct nvif_sclass *sclass; u32 arg0, arg1; int ret, i, n; if (nouveau_noaccel) return; /* initialise synchronisation routines */ /*XXX: this is crap, but the fence/channel stuff is a little * backwards in some places. this will be fixed. */ ret = n = nvif_object_sclass_get(&device->object, &sclass); if (ret < 0) return; for (ret = -ENOSYS, i = 0; i < n; i++) { switch (sclass[i].oclass) { case NV03_CHANNEL_DMA: ret = nv04_fence_create(drm); break; case NV10_CHANNEL_DMA: ret = nv10_fence_create(drm); break; case NV17_CHANNEL_DMA: case NV40_CHANNEL_DMA: ret = nv17_fence_create(drm); break; case NV50_CHANNEL_GPFIFO: ret = nv50_fence_create(drm); break; case G82_CHANNEL_GPFIFO: ret = nv84_fence_create(drm); break; case FERMI_CHANNEL_GPFIFO: case KEPLER_CHANNEL_GPFIFO_A: case MAXWELL_CHANNEL_GPFIFO_A: ret = nvc0_fence_create(drm); break; default: break; } } nvif_object_sclass_put(&sclass); if (ret) { NV_ERROR(drm, "failed to initialise sync subsystem, %d\n", ret); nouveau_accel_fini(drm); return; } if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) { ret = nouveau_channel_new(drm, &drm->device, KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE0| KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE1, 0, &drm->cechan); if (ret) NV_ERROR(drm, "failed to create ce channel, %d\n", ret); arg0 = KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_GR; arg1 = 1; } else if (device->info.chipset >= 0xa3 && device->info.chipset != 0xaa && device->info.chipset != 0xac) { ret = nouveau_channel_new(drm, &drm->device, NvDmaFB, NvDmaTT, &drm->cechan); if (ret) NV_ERROR(drm, "failed to create ce channel, %d\n", ret); arg0 = NvDmaFB; arg1 = NvDmaTT; } else { arg0 = NvDmaFB; arg1 = NvDmaTT; } ret = nouveau_channel_new(drm, &drm->device, arg0, arg1, &drm->channel); if (ret) { NV_ERROR(drm, "failed to create kernel channel, %d\n", ret); nouveau_accel_fini(drm); return; } ret = nvif_object_init(&drm->channel->user, NVDRM_NVSW, nouveau_abi16_swclass(drm), NULL, 0, &drm->nvsw); if (ret == 0) { ret = RING_SPACE(drm->channel, 2); if (ret == 0) { if (device->info.family < NV_DEVICE_INFO_V0_FERMI) { BEGIN_NV04(drm->channel, NvSubSw, 0, 1); OUT_RING (drm->channel, NVDRM_NVSW); } else if (device->info.family < NV_DEVICE_INFO_V0_KEPLER) { BEGIN_NVC0(drm->channel, FermiSw, 0, 1); OUT_RING (drm->channel, 0x001f0000); } } ret = nvif_notify_init(&drm->nvsw, nouveau_flip_complete, false, NV04_NVSW_NTFY_UEVENT, NULL, 0, 0, &drm->flip); if (ret == 0) ret = nvif_notify_get(&drm->flip); if (ret) { nouveau_accel_fini(drm); return; } } if (ret) { NV_ERROR(drm, "failed to allocate software object, %d\n", ret); nouveau_accel_fini(drm); return; } if (device->info.family < NV_DEVICE_INFO_V0_FERMI) { ret = nvkm_gpuobj_new(nvxx_device(&drm->device), 32, 0, false, NULL, &drm->notify); if (ret) { NV_ERROR(drm, "failed to allocate notifier, %d\n", ret); nouveau_accel_fini(drm); return; } ret = nvif_object_init(&drm->channel->user, NvNotify0, NV_DMA_IN_MEMORY, &(struct nv_dma_v0) { .target = NV_DMA_V0_TARGET_VRAM, .access = NV_DMA_V0_ACCESS_RDWR, .start = drm->notify->addr, .limit = drm->notify->addr + 31 }, sizeof(struct nv_dma_v0), &drm->ntfy); if (ret) { nouveau_accel_fini(drm); return; } } nouveau_bo_move_init(drm); } static int nouveau_drm_probe(struct pci_dev *pdev, const struct pci_device_id *pent) { struct nvkm_device *device; struct apertures_struct *aper; bool boot = false; int ret; /* remove conflicting drivers (vesafb, efifb etc) */ aper = alloc_apertures(3); if (!aper) return -ENOMEM; aper->ranges[0].base = pci_resource_start(pdev, 1); aper->ranges[0].size = pci_resource_len(pdev, 1); aper->count = 1; if (pci_resource_len(pdev, 2)) { aper->ranges[aper->count].base = pci_resource_start(pdev, 2); aper->ranges[aper->count].size = pci_resource_len(pdev, 2); aper->count++; } if (pci_resource_len(pdev, 3)) { aper->ranges[aper->count].base = pci_resource_start(pdev, 3); aper->ranges[aper->count].size = pci_resource_len(pdev, 3); aper->count++; } #ifdef CONFIG_X86 boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; #endif if (nouveau_modeset != 2) remove_conflicting_framebuffers(aper, "nouveaufb", boot); kfree(aper); ret = nvkm_device_pci_new(pdev, nouveau_config, nouveau_debug, true, true, ~0ULL, &device); if (ret) return ret; pci_set_master(pdev); ret = drm_get_pci_dev(pdev, pent, &driver_pci); if (ret) { nvkm_device_del(&device); return ret; } return 0; } #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403 static void nouveau_get_hdmi_dev(struct nouveau_drm *drm) { struct pci_dev *pdev = drm->dev->pdev; if (!pdev) { DRM_INFO("not a PCI device; no HDMI\n"); drm->hdmi_device = NULL; return; } /* subfunction one is a hdmi audio device? */ drm->hdmi_device = pci_get_bus_and_slot((unsigned int)pdev->bus->number, PCI_DEVFN(PCI_SLOT(pdev->devfn), 1)); if (!drm->hdmi_device) { NV_DEBUG(drm, "hdmi device not found %d %d %d\n", pdev->bus->number, PCI_SLOT(pdev->devfn), 1); return; } if ((drm->hdmi_device->class >> 8) != PCI_CLASS_MULTIMEDIA_HD_AUDIO) { NV_DEBUG(drm, "possible hdmi device not audio %d\n", drm->hdmi_device->class); pci_dev_put(drm->hdmi_device); drm->hdmi_device = NULL; return; } } static int nouveau_drm_load(struct drm_device *dev, unsigned long flags) { struct nouveau_drm *drm; int ret; ret = nouveau_cli_create(dev, "DRM", sizeof(*drm), (void **)&drm); if (ret) return ret; dev->dev_private = drm; drm->dev = dev; nvxx_client(&drm->client.base)->debug = nvkm_dbgopt(nouveau_debug, "DRM"); INIT_LIST_HEAD(&drm->clients); spin_lock_init(&drm->tile.lock); nouveau_get_hdmi_dev(drm); ret = nvif_device_init(&drm->client.base.object, 0, NV_DEVICE, &(struct nv_device_v0) { .device = ~0, }, sizeof(struct nv_device_v0), &drm->device); if (ret) goto fail_device; dev->irq_enabled = true; /* workaround an odd issue on nvc1 by disabling the device's * nosnoop capability. hopefully won't cause issues until a * better fix is found - assuming there is one... */ if (drm->device.info.chipset == 0xc1) nvif_mask(&drm->device.object, 0x00088080, 0x00000800, 0x00000000); nouveau_vga_init(drm); if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) { ret = nvkm_vm_new(nvxx_device(&drm->device), 0, (1ULL << 40), 0x1000, NULL, &drm->client.vm); if (ret) goto fail_device; nvxx_client(&drm->client.base)->vm = drm->client.vm; } ret = nouveau_ttm_init(drm); if (ret) goto fail_ttm; ret = nouveau_bios_init(dev); if (ret) goto fail_bios; ret = nouveau_display_create(dev); if (ret) goto fail_dispctor; if (dev->mode_config.num_crtc) { ret = nouveau_display_init(dev); if (ret) goto fail_dispinit; } nouveau_sysfs_init(dev); nouveau_hwmon_init(dev); nouveau_accel_init(drm); nouveau_fbcon_init(dev); if (nouveau_runtime_pm != 0) { pm_runtime_use_autosuspend(dev->dev); pm_runtime_set_autosuspend_delay(dev->dev, 5000); pm_runtime_set_active(dev->dev); pm_runtime_allow(dev->dev); pm_runtime_mark_last_busy(dev->dev); pm_runtime_put(dev->dev); } return 0; fail_dispinit: nouveau_display_destroy(dev); fail_dispctor: nouveau_bios_takedown(dev); fail_bios: nouveau_ttm_fini(drm); fail_ttm: nouveau_vga_fini(drm); fail_device: nvif_device_fini(&drm->device); nouveau_cli_destroy(&drm->client); return ret; } static int nouveau_drm_unload(struct drm_device *dev) { struct nouveau_drm *drm = nouveau_drm(dev); pm_runtime_get_sync(dev->dev); nouveau_fbcon_fini(dev); nouveau_accel_fini(drm); nouveau_hwmon_fini(dev); nouveau_sysfs_fini(dev); if (dev->mode_config.num_crtc) nouveau_display_fini(dev); nouveau_display_destroy(dev); nouveau_bios_takedown(dev); nouveau_ttm_fini(drm); nouveau_vga_fini(drm); nvif_device_fini(&drm->device); if (drm->hdmi_device) pci_dev_put(drm->hdmi_device); nouveau_cli_destroy(&drm->client); return 0; } void nouveau_drm_device_remove(struct drm_device *dev) { struct nouveau_drm *drm = nouveau_drm(dev); struct nvkm_client *client; struct nvkm_device *device; dev->irq_enabled = false; client = nvxx_client(&drm->client.base); device = nvkm_device_find(client->device); drm_put_dev(dev); nvkm_device_del(&device); } static void nouveau_drm_remove(struct pci_dev *pdev) { struct drm_device *dev = pci_get_drvdata(pdev); nouveau_drm_device_remove(dev); } static int nouveau_do_suspend(struct drm_device *dev, bool runtime) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_cli *cli; int ret; if (dev->mode_config.num_crtc) { NV_INFO(drm, "suspending console...\n"); nouveau_fbcon_set_suspend(dev, 1); NV_INFO(drm, "suspending display...\n"); ret = nouveau_display_suspend(dev, runtime); if (ret) return ret; } NV_INFO(drm, "evicting buffers...\n"); ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM); NV_INFO(drm, "waiting for kernel channels to go idle...\n"); if (drm->cechan) { ret = nouveau_channel_idle(drm->cechan); if (ret) goto fail_display; } if (drm->channel) { ret = nouveau_channel_idle(drm->channel); if (ret) goto fail_display; } NV_INFO(drm, "suspending client object trees...\n"); if (drm->fence && nouveau_fence(drm)->suspend) { if (!nouveau_fence(drm)->suspend(drm)) { ret = -ENOMEM; goto fail_display; } } list_for_each_entry(cli, &drm->clients, head) { ret = nvif_client_suspend(&cli->base); if (ret) goto fail_client; } NV_INFO(drm, "suspending kernel object tree...\n"); ret = nvif_client_suspend(&drm->client.base); if (ret) goto fail_client; return 0; fail_client: list_for_each_entry_continue_reverse(cli, &drm->clients, head) { nvif_client_resume(&cli->base); } if (drm->fence && nouveau_fence(drm)->resume) nouveau_fence(drm)->resume(drm); fail_display: if (dev->mode_config.num_crtc) { NV_INFO(drm, "resuming display...\n"); nouveau_display_resume(dev, runtime); } return ret; } static int nouveau_do_resume(struct drm_device *dev, bool runtime) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_cli *cli; NV_INFO(drm, "resuming kernel object tree...\n"); nvif_client_resume(&drm->client.base); NV_INFO(drm, "resuming client object trees...\n"); if (drm->fence && nouveau_fence(drm)->resume) nouveau_fence(drm)->resume(drm); list_for_each_entry(cli, &drm->clients, head) { nvif_client_resume(&cli->base); } nouveau_run_vbios_init(dev); if (dev->mode_config.num_crtc) { NV_INFO(drm, "resuming display...\n"); nouveau_display_resume(dev, runtime); NV_INFO(drm, "resuming console...\n"); nouveau_fbcon_set_suspend(dev, 0); } return 0; } int nouveau_pmops_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); int ret; if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF || drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF) return 0; ret = nouveau_do_suspend(drm_dev, false); if (ret) return ret; pci_save_state(pdev); pci_disable_device(pdev); pci_set_power_state(pdev, PCI_D3hot); udelay(200); return 0; } int nouveau_pmops_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); int ret; if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF || drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF) return 0; pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); ret = pci_enable_device(pdev); if (ret) return ret; pci_set_master(pdev); return nouveau_do_resume(drm_dev, false); } static int nouveau_pmops_freeze(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); return nouveau_do_suspend(drm_dev, false); } static int nouveau_pmops_thaw(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); return nouveau_do_resume(drm_dev, false); } static int nouveau_pmops_runtime_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); int ret; if (nouveau_runtime_pm == 0) { pm_runtime_forbid(dev); return -EBUSY; } /* are we optimus enabled? */ if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) { DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); pm_runtime_forbid(dev); return -EBUSY; } drm_kms_helper_poll_disable(drm_dev); vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF); nouveau_switcheroo_optimus_dsm(); ret = nouveau_do_suspend(drm_dev, true); pci_save_state(pdev); pci_disable_device(pdev); pci_ignore_hotplug(pdev); pci_set_power_state(pdev, PCI_D3cold); drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; return ret; } static int nouveau_pmops_runtime_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); struct nvif_device *device = &nouveau_drm(drm_dev)->device; int ret; if (nouveau_runtime_pm == 0) return -EINVAL; pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); ret = pci_enable_device(pdev); if (ret) return ret; pci_set_master(pdev); ret = nouveau_do_resume(drm_dev, true); drm_kms_helper_poll_enable(drm_dev); /* do magic */ nvif_mask(&device->object, 0x088488, (1 << 25), (1 << 25)); vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON); drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; return ret; } static int nouveau_pmops_runtime_idle(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); struct nouveau_drm *drm = nouveau_drm(drm_dev); struct drm_crtc *crtc; if (nouveau_runtime_pm == 0) { pm_runtime_forbid(dev); return -EBUSY; } /* are we optimus enabled? */ if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) { DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); pm_runtime_forbid(dev); return -EBUSY; } /* if we have a hdmi audio device - make sure it has a driver loaded */ if (drm->hdmi_device) { if (!drm->hdmi_device->driver) { DRM_DEBUG_DRIVER("failing to power off - no HDMI audio driver loaded\n"); pm_runtime_mark_last_busy(dev); return -EBUSY; } } list_for_each_entry(crtc, &drm->dev->mode_config.crtc_list, head) { if (crtc->enabled) { DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); return -EBUSY; } } pm_runtime_mark_last_busy(dev); pm_runtime_autosuspend(dev); /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ return 1; } static int nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_cli *cli; char name[32], tmpname[TASK_COMM_LEN]; int ret; /* need to bring up power immediately if opening device */ ret = pm_runtime_get_sync(dev->dev); if (ret < 0 && ret != -EACCES) return ret; get_task_comm(tmpname, current); snprintf(name, sizeof(name), "%s[%d]", tmpname, pid_nr(fpriv->pid)); ret = nouveau_cli_create(dev, name, sizeof(*cli), (void **)&cli); if (ret) goto out_suspend; cli->base.super = false; if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) { ret = nvkm_vm_new(nvxx_device(&drm->device), 0, (1ULL << 40), 0x1000, NULL, &cli->vm); if (ret) { nouveau_cli_destroy(cli); goto out_suspend; } nvxx_client(&cli->base)->vm = cli->vm; } fpriv->driver_priv = cli; mutex_lock(&drm->client.mutex); list_add(&cli->head, &drm->clients); mutex_unlock(&drm->client.mutex); out_suspend: pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); return ret; } static void nouveau_drm_preclose(struct drm_device *dev, struct drm_file *fpriv) { struct nouveau_cli *cli = nouveau_cli(fpriv); struct nouveau_drm *drm = nouveau_drm(dev); pm_runtime_get_sync(dev->dev); mutex_lock(&cli->mutex); if (cli->abi16) nouveau_abi16_fini(cli->abi16); mutex_unlock(&cli->mutex); mutex_lock(&drm->client.mutex); list_del(&cli->head); mutex_unlock(&drm->client.mutex); } static void nouveau_drm_postclose(struct drm_device *dev, struct drm_file *fpriv) { struct nouveau_cli *cli = nouveau_cli(fpriv); nouveau_cli_destroy(cli); pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); } static const struct drm_ioctl_desc nouveau_ioctls[] = { DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM, nouveau_abi16_ioctl_getparam, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM, nouveau_abi16_ioctl_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC, nouveau_abi16_ioctl_channel_alloc, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE, nouveau_abi16_ioctl_channel_free, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC, nouveau_abi16_ioctl_grobj_alloc, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC, nouveau_abi16_ioctl_notifierobj_alloc, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE, nouveau_abi16_ioctl_gpuobj_free, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_AUTH|DRM_RENDER_ALLOW), }; long nouveau_drm_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { struct drm_file *filp = file->private_data; struct drm_device *dev = filp->minor->dev; long ret; ret = pm_runtime_get_sync(dev->dev); if (ret < 0 && ret != -EACCES) return ret; switch (_IOC_NR(cmd) - DRM_COMMAND_BASE) { case DRM_NOUVEAU_NVIF: ret = usif_ioctl(filp, (void __user *)arg, _IOC_SIZE(cmd)); break; default: ret = drm_ioctl(file, cmd, arg); break; } pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); return ret; } static const struct file_operations nouveau_driver_fops = { .owner = THIS_MODULE, .open = drm_open, .release = drm_release, .unlocked_ioctl = nouveau_drm_ioctl, .mmap = nouveau_ttm_mmap, .poll = drm_poll, .read = drm_read, #if defined(CONFIG_COMPAT) .compat_ioctl = nouveau_compat_ioctl, #endif .llseek = noop_llseek, }; static struct drm_driver driver_stub = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_RENDER | DRIVER_KMS_LEGACY_CONTEXT, .load = nouveau_drm_load, .unload = nouveau_drm_unload, .open = nouveau_drm_open, .preclose = nouveau_drm_preclose, .postclose = nouveau_drm_postclose, .lastclose = nouveau_vga_lastclose, #if defined(CONFIG_DEBUG_FS) .debugfs_init = nouveau_drm_debugfs_init, .debugfs_cleanup = nouveau_drm_debugfs_cleanup, #endif .get_vblank_counter = drm_vblank_no_hw_counter, .enable_vblank = nouveau_display_vblank_enable, .disable_vblank = nouveau_display_vblank_disable, .get_scanout_position = nouveau_display_scanoutpos, .get_vblank_timestamp = nouveau_display_vblstamp, .ioctls = nouveau_ioctls, .num_ioctls = ARRAY_SIZE(nouveau_ioctls), .fops = &nouveau_driver_fops, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_export = drm_gem_prime_export, .gem_prime_import = drm_gem_prime_import, .gem_prime_pin = nouveau_gem_prime_pin, .gem_prime_res_obj = nouveau_gem_prime_res_obj, .gem_prime_unpin = nouveau_gem_prime_unpin, .gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table, .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table, .gem_prime_vmap = nouveau_gem_prime_vmap, .gem_prime_vunmap = nouveau_gem_prime_vunmap, .gem_free_object = nouveau_gem_object_del, .gem_open_object = nouveau_gem_object_open, .gem_close_object = nouveau_gem_object_close, .dumb_create = nouveau_display_dumb_create, .dumb_map_offset = nouveau_display_dumb_map_offset, .dumb_destroy = drm_gem_dumb_destroy, .name = DRIVER_NAME, .desc = DRIVER_DESC, #ifdef GIT_REVISION .date = GIT_REVISION, #else .date = DRIVER_DATE, #endif .major = DRIVER_MAJOR, .minor = DRIVER_MINOR, .patchlevel = DRIVER_PATCHLEVEL, }; static struct pci_device_id nouveau_drm_pci_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), .class = PCI_BASE_CLASS_DISPLAY << 16, .class_mask = 0xff << 16, }, { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID), .class = PCI_BASE_CLASS_DISPLAY << 16, .class_mask = 0xff << 16, }, {} }; static void nouveau_display_options(void) { DRM_DEBUG_DRIVER("Loading Nouveau with parameters:\n"); DRM_DEBUG_DRIVER("... tv_disable : %d\n", nouveau_tv_disable); DRM_DEBUG_DRIVER("... ignorelid : %d\n", nouveau_ignorelid); DRM_DEBUG_DRIVER("... duallink : %d\n", nouveau_duallink); DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel); DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config); DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug); DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel); DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset); DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm); DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf); DRM_DEBUG_DRIVER("... pstate : %d\n", nouveau_pstate); } static const struct dev_pm_ops nouveau_pm_ops = { .suspend = nouveau_pmops_suspend, .resume = nouveau_pmops_resume, .freeze = nouveau_pmops_freeze, .thaw = nouveau_pmops_thaw, .poweroff = nouveau_pmops_freeze, .restore = nouveau_pmops_resume, .runtime_suspend = nouveau_pmops_runtime_suspend, .runtime_resume = nouveau_pmops_runtime_resume, .runtime_idle = nouveau_pmops_runtime_idle, }; static struct pci_driver nouveau_drm_pci_driver = { .name = "nouveau", .id_table = nouveau_drm_pci_table, .probe = nouveau_drm_probe, .remove = nouveau_drm_remove, .driver.pm = &nouveau_pm_ops, }; struct drm_device * nouveau_platform_device_create(const struct nvkm_device_tegra_func *func, struct platform_device *pdev, struct nvkm_device **pdevice) { struct drm_device *drm; int err; err = nvkm_device_tegra_new(func, pdev, nouveau_config, nouveau_debug, true, true, ~0ULL, pdevice); if (err) goto err_free; drm = drm_dev_alloc(&driver_platform, &pdev->dev); if (!drm) { err = -ENOMEM; goto err_free; } drm->platformdev = pdev; platform_set_drvdata(pdev, drm); return drm; err_free: nvkm_device_del(pdevice); return ERR_PTR(err); } static int __init nouveau_drm_init(void) { driver_pci = driver_stub; driver_pci.set_busid = drm_pci_set_busid; driver_platform = driver_stub; driver_platform.set_busid = drm_platform_set_busid; nouveau_display_options(); if (nouveau_modeset == -1) { #ifdef CONFIG_VGA_CONSOLE if (vgacon_text_force()) nouveau_modeset = 0; #endif } if (!nouveau_modeset) return 0; #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER platform_driver_register(&nouveau_platform_driver); #endif nouveau_register_dsm_handler(); return drm_pci_init(&driver_pci, &nouveau_drm_pci_driver); } static void __exit nouveau_drm_exit(void) { if (!nouveau_modeset) return; drm_pci_exit(&driver_pci, &nouveau_drm_pci_driver); nouveau_unregister_dsm_handler(); #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER platform_driver_unregister(&nouveau_platform_driver); #endif } module_init(nouveau_drm_init); module_exit(nouveau_drm_exit); MODULE_DEVICE_TABLE(pci, nouveau_drm_pci_table); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights");