SMC_HOST_MSG_MASK   60 drivers/gpu/drm/radeon/evergreend.h #define		SMC_HOST_MSG_MASK			(0xff << 16)
SMC_HOST_MSG_MASK  532 drivers/gpu/drm/radeon/nid.h #define		SMC_HOST_MSG_MASK			(0xff << 16)
SMC_HOST_MSG_MASK   81 drivers/gpu/drm/radeon/rv770d.h #define		SMC_HOST_MSG_MASK				(0xff << 16)