The driver doesn't want to sync on the DMA_RESV_USAGE_BOOKKEEP
usage fences, so here only return and sync the dependent read
fences.
Signed-off-by: Prike Liang <prike.li...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
index 5576ed0b508f..4e1d30ecb6cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
@@ -249,9 +249,8 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, struct
amdgpu_sync *sync,
if (resv == NULL)
return -EINVAL;
-
- /* TODO: Use DMA_RESV_USAGE_READ here */
- dma_resv_for_each_fence(&cursor, resv, DMA_RESV_USAGE_BOOKKEEP, f) {
+ /*Only return and sync the fences of usage <= DMA_RESV_USAGE_READ.*/
+ dma_resv_for_each_fence(&cursor, resv, DMA_RESV_USAGE_READ, f) {
dma_fence_chain_for_each(f, f) {
struct dma_fence *tmp = dma_fence_chain_contained(f);
--
2.34.1
