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authorChristian König <christian.koenig@amd.com>2021-06-21 13:36:35 +0200
committerChristian König <christian.koenig@amd.com>2021-06-22 15:29:03 +0200
commit17b11f71795abdce46f62a808f906857e525cea8 (patch)
treea149a8332643a93cb5d2fb43eb8b7096d5376615 /drivers/gpu
parentf54b3ca7ea1e5e02f481cf4ca54568e57bd66086 (diff)
drm/nouveau: wait for moving fence after pinning v2
We actually need to wait for the moving fence after pinning the BO to make sure that the pin is completed. v2: grab the lock while waiting Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> References: https://lore.kernel.org/dri-devel/20210621151758.2347474-1-daniel.vetter@ffwll.ch/ CC: stable@kernel.org Link: https://patchwork.freedesktop.org/patch/msgid/20210622114506.106349-1-christian.koenig@amd.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_prime.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c
index 347488685f74..60019d0532fc 100644
--- a/drivers/gpu/drm/nouveau/nouveau_prime.c
+++ b/drivers/gpu/drm/nouveau/nouveau_prime.c
@@ -93,7 +93,22 @@ int nouveau_gem_prime_pin(struct drm_gem_object *obj)
if (ret)
return -EINVAL;
- return 0;
+ ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL);
+ if (ret)
+ goto error;
+
+ if (nvbo->bo.moving)
+ ret = dma_fence_wait(nvbo->bo.moving, true);
+
+ ttm_bo_unreserve(&nvbo->bo);
+ if (ret)
+ goto error;
+
+ return ret;
+
+error:
+ nouveau_bo_unpin(nvbo);
+ return ret;
}
void nouveau_gem_prime_unpin(struct drm_gem_object *obj)