MC_RO              93 drivers/gpu/drm/amd/amdgpu/navi10_ih.c 	ih_rb_cntl = REG_SET_FIELD(ih_rb_cntl, IH_RB_CNTL, MC_RO, 0);
MC_RO             183 drivers/gpu/drm/amd/amdgpu/vega10_ih.c 	ih_rb_cntl = REG_SET_FIELD(ih_rb_cntl, IH_RB_CNTL, MC_RO, 0);