SDMA_WRITE_SUB_OPCODE_LINEAR  504 drivers/gpu/drm/amd/amdgpu/cikd.h #       define SDMA_WRITE_SUB_OPCODE_LINEAR               0
SDMA_WRITE_SUB_OPCODE_LINEAR 2016 drivers/gpu/drm/radeon/cikd.h #       define SDMA_WRITE_SUB_OPCODE_LINEAR               0