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| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2017-12-05 16:03:13 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-12-07 19:48:56 +0300 |
| commit | 54f539086ae8ed0297b02efb757b3be1a64a1cf2 (patch) | |
| tree | 680d13ae753a19819acad44c7b86e39d0492327c /drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | |
| parent | 9c606cd4117a3c45e04a6616b1a0dbeb18eeee62 (diff) | |
| download | linux-54f539086ae8ed0297b02efb757b3be1a64a1cf2.tar.xz | |
drm/amdgpu: Fix amdgpu_sync_add_later to preserve explicit flag.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index ebe1ffbab0c1..bb79fd3f3c36 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); |