R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL 1093 drivers/gpu/drm/radeon/r600.c WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL 4398 drivers/gpu/drm/radeon/r600.c WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);