DACB_AUTODETECT_INT_CONTROL 1334 drivers/gpu/drm/radeon/evergreend.h #define	DACB_AUTODETECT_INT_CONTROL			0x67c8
DACB_AUTODETECT_INT_CONTROL  822 drivers/gpu/drm/radeon/r600d.h #define DACB_AUTODETECT_INT_CONTROL                       0x7a38