Symbol: DMUB_CMD_INTERFACE_FB
drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
455
default_inbox_type = DMUB_CMD_INTERFACE_FB; // still default to FB for now
drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
479
dmub->inbox_type = DMUB_CMD_INTERFACE_FB;