DEFAULT_MIN_IB_AVAIL_SIZE   45 drivers/gpu/drm/amd/amdkfd/cik_regs.h #define	DEFAULT_MIN_IB_AVAIL_SIZE			(3U << 20)
DEFAULT_MIN_IB_AVAIL_SIZE 1536 drivers/gpu/drm/radeon/cikd.h #define	DEFAULT_MIN_IB_AVAIL_SIZE			(3U << 20)