drm/damdgpu:add new mqd member in ring

introduce a new mqd member in ring is for later usage.
we need keep a clean version of MQD for the purpose
of recovering compute rings from hang.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 2345b39878c6..5785db8e3cf3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -161,6 +161,8 @@ struct amdgpu_ring {
         u32                     pipe;
         u32                     queue;
         struct amdgpu_bo        *mqd_obj;
+        uint64_t                mqd_gpu_addr;
+        struct vi_mqd           *mqd_ptr;
         u32                     doorbell_index;
         bool                    use_doorbell;
         unsigned                wptr_offs;