drm/amdgpu: add hdp_invalidate function
It's called after emitting ibs.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index db14a7b..4e978e7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -178,6 +178,11 @@
ring->current_ctx = ctx;
}
+ if (vm) {
+ if (ring->funcs->emit_hdp_invalidate)
+ amdgpu_ring_emit_hdp_invalidate(ring);
+ }
+
r = amdgpu_fence_emit(ring, owner, &ib->fence);
if (r) {
dev_err(adev->dev, "failed to emit fence (%d)\n", r);