diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index ebe1ffbab0c1ddd91f70be72c37d24ef789f2919..bb79fd3f3c36859b780a4f98bbb2a796ef405e74 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c @@ -120,7 +120,7 @@ static void amdgpu_sync_keep_later(struct dma_fence **keep, * Tries to add the fence to an existing hash entry. Returns true when an entry * was found, false otherwise. */ -static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f) +static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f, bool explicit) { struct amdgpu_sync_entry *e; @@ -129,6 +129,10 @@ static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f) continue; amdgpu_sync_keep_later(&e->fence, f); + + /* Preserve eplicit flag to not loose pipe line sync */ + e->explicit |= explicit; + return true; } return false; @@ -148,12 +152,11 @@ int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, if (!f) return 0; - if (amdgpu_sync_same_dev(adev, f) && amdgpu_sync_get_owner(f) == AMDGPU_FENCE_OWNER_VM) amdgpu_sync_keep_later(&sync->last_vm_update, f); - if (amdgpu_sync_add_later(sync, f)) + if (amdgpu_sync_add_later(sync, f, explicit)) return 0; e = kmem_cache_alloc(amdgpu_sync_slab, GFP_KERNEL);