From: Likun Gao <[email protected]> Disable doorbell range for graphics engine on gfx v12_1.
Signed-off-by: Likun Gao <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c b/drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c index b6932073ff721..876cd9be19149 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c @@ -1998,6 +1998,10 @@ static void gfx_v12_1_xcc_kiq_setting(struct amdgpu_ring *ring, static void gfx_v12_1_xcc_cp_set_doorbell_range(struct amdgpu_device *adev, int xcc_id) { + /* disable gfx engine doorbell range */ + WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_RB_DOORBELL_RANGE_LOWER, 0); + WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_RB_DOORBELL_RANGE_UPPER, 0); + /* set compute engine doorbell range */ WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MEC_DOORBELL_RANGE_LOWER, ((adev->doorbell_index.kiq + -- 2.51.1
