From: Christian König christian.koenig@amd.com
Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index 105a3b5..2c42f50 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c @@ -122,11 +122,24 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, f = rcu_dereference_protected(flist->shared[i], reservation_object_held(resv)); fence = f ? to_amdgpu_fence(f) : NULL; - if (fence && fence->ring->adev == adev && - fence->owner == owner && - fence->owner != AMDGPU_FENCE_OWNER_UNDEFINED) + if (fence && fence->ring->adev == adev) { + /* VM updates are only interesting + * for other VM updates and moves. + */ + if ((owner != AMDGPU_FENCE_OWNER_MOVE) && + (fence->owner != AMDGPU_FENCE_OWNER_MOVE) && + ((owner == AMDGPU_FENCE_OWNER_VM) != + (fence->owner == AMDGPU_FENCE_OWNER_VM))) continue;
+ /* Ignore fence from the same owner as + * long as it isn't undefined. + */ + if (owner != AMDGPU_FENCE_OWNER_UNDEFINED && + fence->owner == owner) + continue; + } + r = amdgpu_sync_fence(adev, sync, f); if (r) break;