SDMA_PKT_FENCE_HEADER_MTYPE  463 drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c 			  SDMA_PKT_FENCE_HEADER_MTYPE(0x3)); /* Ucached(UC) */
SDMA_PKT_FENCE_HEADER_MTYPE  474 drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c 				  SDMA_PKT_FENCE_HEADER_MTYPE(0x3));