PRF2PRI            49 drivers/net/wireless/ath/dfs_pattern_detector.c 	(PRF2PRI(PMAX) - PRI_TOLERANCE),			\
PRF2PRI            50 drivers/net/wireless/ath/dfs_pattern_detector.c 	(PRF2PRI(PMIN) * PRF + PRI_TOLERANCE), PRF, PPB * PRF,	\