diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drm.c | 90 |
1 files changed, 49 insertions, 41 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index bbbf353682e1..775443c9af94 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -38,6 +38,8 @@ #include <core/tegra.h> #include <nvif/driver.h> +#include <nvif/fifo.h> +#include <nvif/user.h> #include <nvif/class.h> #include <nvif/cl0002.h> @@ -112,24 +114,22 @@ nouveau_name(struct drm_device *dev) } static inline bool -nouveau_cli_work_ready(struct dma_fence *fence, bool wait) +nouveau_cli_work_ready(struct dma_fence *fence) { - if (!dma_fence_is_signaled(fence)) { - if (!wait) - return false; - WARN_ON(dma_fence_wait_timeout(fence, false, 2 * HZ) <= 0); - } + if (!dma_fence_is_signaled(fence)) + return false; dma_fence_put(fence); return true; } static void -nouveau_cli_work_flush(struct nouveau_cli *cli, bool wait) +nouveau_cli_work(struct work_struct *w) { + struct nouveau_cli *cli = container_of(w, typeof(*cli), work); struct nouveau_cli_work *work, *wtmp; mutex_lock(&cli->lock); list_for_each_entry_safe(work, wtmp, &cli->worker, head) { - if (!work->fence || nouveau_cli_work_ready(work->fence, wait)) { + if (!work->fence || nouveau_cli_work_ready(work->fence)) { list_del(&work->head); work->func(work); } @@ -158,16 +158,16 @@ nouveau_cli_work_queue(struct nouveau_cli *cli, struct dma_fence *fence, } static void -nouveau_cli_work(struct work_struct *w) -{ - struct nouveau_cli *cli = container_of(w, typeof(*cli), work); - nouveau_cli_work_flush(cli, false); -} - -static void nouveau_cli_fini(struct nouveau_cli *cli) { - nouveau_cli_work_flush(cli, true); + /* All our channels are dead now, which means all the fences they + * own are signalled, and all callback functions have been called. + * + * So, after flushing the workqueue, there should be nothing left. + */ + flush_work(&cli->work); + WARN_ON(!list_empty(&cli->worker)); + usif_client_fini(cli); nouveau_vmm_fini(&cli->vmm); nvif_mmu_fini(&cli->mmu); @@ -307,6 +307,16 @@ nouveau_accel_init(struct nouveau_drm *drm) if (nouveau_noaccel) return; + ret = nouveau_channels_init(drm); + if (ret) + return; + + if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_VOLTA) { + ret = nvif_user_init(device); + if (ret) + return; + } + /* initialise synchronisation routines */ /*XXX: this is crap, but the fence/channel stuff is a little * backwards in some places. this will be fixed. @@ -338,6 +348,7 @@ nouveau_accel_init(struct nouveau_drm *drm) case KEPLER_CHANNEL_GPFIFO_B: case MAXWELL_CHANNEL_GPFIFO_A: case PASCAL_CHANNEL_GPFIFO_A: + case VOLTA_CHANNEL_GPFIFO_A: ret = nvc0_fence_create(drm); break; default: @@ -354,13 +365,12 @@ nouveau_accel_init(struct nouveau_drm *drm) if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) { ret = nouveau_channel_new(drm, &drm->client.device, - NVA06F_V0_ENGINE_CE0 | - NVA06F_V0_ENGINE_CE1, - 0, &drm->cechan); + nvif_fifo_runlist_ce(device), 0, + &drm->cechan); if (ret) NV_ERROR(drm, "failed to create ce channel, %d\n", ret); - arg0 = NVA06F_V0_ENGINE_GR; + arg0 = nvif_fifo_runlist(device, NV_DEVICE_INFO_ENGINE_GR); arg1 = 1; } else if (device->info.chipset >= 0xa3 && @@ -386,38 +396,36 @@ nouveau_accel_init(struct nouveau_drm *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 (device->info.family < NV_DEVICE_INFO_V0_TESLA) { + ret = nvif_object_init(&drm->channel->user, NVDRM_NVSW, + nouveau_abi16_swclass(drm), NULL, 0, + &drm->nvsw); if (ret == 0) { - if (device->info.family < NV_DEVICE_INFO_V0_FERMI) { + ret = RING_SPACE(drm->channel, 2); + if (ret == 0) { 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); + OUT_RING (drm->channel, drm->nvsw.handle); + } + + 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; } } - 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) { + NV_ERROR(drm, "failed to allocate sw class, %d\n", 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->client.device), 32, 0, false, NULL, &drm->notify); |