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| author | Dave Airlie <airlied@redhat.com> | 2016-09-28 10:23:50 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-09-28 10:23:50 +1000 |
| commit | aaee1d1e2d97e3cb99cf0e096d2172237d762e4e (patch) | |
| tree | b157e95fcba896ec4c6b4e73322bb9e8ab32fb94 /drivers | |
| parent | b86f9faa34b4f08f4fbca333648d999bfcf42192 (diff) | |
| parent | bad3d80fd001d3b74ab8bb3d561bc4d1b08797d3 (diff) | |
| download | linux-0-day-aaee1d1e2d97e3cb99cf0e096d2172237d762e4e.tar.gz linux-0-day-aaee1d1e2d97e3cb99cf0e096d2172237d762e4e.tar.xz | |
Merge branch 'linux-4.8' of git://github.com/skeggsb/linux into drm-fixes
nouveau: couple of fixes.
* 'linux-4.8' of git://github.com/skeggsb/linux:
drm/nouveau: Revert "bus: remove cpu_coherent flag"
drm/nouveau/fifo/nv04: avoid ramht race against cookie insertion
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/core/device.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c | 3 |
5 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h index 7ea8aa7ca4085..6bc712f32c8b4 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h @@ -175,6 +175,7 @@ struct nvkm_device_func { void (*fini)(struct nvkm_device *, bool suspend); resource_size_t (*resource_addr)(struct nvkm_device *, unsigned bar); resource_size_t (*resource_size)(struct nvkm_device *, unsigned bar); + bool cpu_coherent; }; struct nvkm_device_quirk { diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 6190035edfeaa..864323b19cf7f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -209,7 +209,8 @@ nouveau_bo_new(struct drm_device *dev, int size, int align, nvbo->tile_flags = tile_flags; nvbo->bo.bdev = &drm->ttm.bdev; - nvbo->force_coherent = flags & TTM_PL_FLAG_UNCACHED; + if (!nvxx_device(&drm->device)->func->cpu_coherent) + nvbo->force_coherent = flags & TTM_PL_FLAG_UNCACHED; nvbo->page_shift = 12; if (drm->client.vm) { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c index b1b693219db3f..62ad0300cfa5a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c @@ -1614,6 +1614,7 @@ nvkm_device_pci_func = { .fini = nvkm_device_pci_fini, .resource_addr = nvkm_device_pci_resource_addr, .resource_size = nvkm_device_pci_resource_size, + .cpu_coherent = !IS_ENABLED(CONFIG_ARM), }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 939682f18788f..9b638bd905ffa 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -245,6 +245,7 @@ nvkm_device_tegra_func = { .fini = nvkm_device_tegra_fini, .resource_addr = nvkm_device_tegra_resource_addr, .resource_size = nvkm_device_tegra_resource_size, + .cpu_coherent = false, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c index edec30fd3ecd6..0a7b6ed5ed284 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c @@ -37,7 +37,10 @@ nv04_fifo_dma_object_dtor(struct nvkm_fifo_chan *base, int cookie) { struct nv04_fifo_chan *chan = nv04_fifo_chan(base); struct nvkm_instmem *imem = chan->fifo->base.engine.subdev.device->imem; + + mutex_lock(&chan->fifo->base.engine.subdev.mutex); nvkm_ramht_remove(imem->ramht, cookie); + mutex_unlock(&chan->fifo->base.engine.subdev.mutex); } static int |