1847 #define	is_success(amrr)	\  argument
1848 	((amrr)->retrycnt < (amrr)->txcnt / 10)
1849 #define	is_failure(amrr)	\  argument
1850 	((amrr)->retrycnt > (amrr)->txcnt / 3)
1851 #define	is_enough(amrr)		\  argument
1852 	((amrr)->txcnt > 10)
1861 #define	reset_cnt(amrr)	do {	\  argument
1862 	(amrr)->txcnt = (amrr)->retrycnt = 0;	\
1867 rum_ratectl(struct rum_amrr *amrr, struct ieee80211_node *ni)  in rum_ratectl()  argument
1871 	if (is_success(amrr) && is_enough(amrr)) {  in rum_ratectl()
1872 		amrr->success++;  in rum_ratectl()
1873 		if (amrr->success >= amrr->success_threshold &&  in rum_ratectl()
1875 			amrr->recovery = 1;  in rum_ratectl()
1876 			amrr->success = 0;  in rum_ratectl()
1880 			amrr->recovery = 0;  in rum_ratectl()
1882 	} else if (is_failure(amrr)) {  in rum_ratectl()
1883 		amrr->success = 0;  in rum_ratectl()
1885 			if (amrr->recovery) {  in rum_ratectl()
1886 				amrr->success_threshold *= 2;  in rum_ratectl()
1887 				if (amrr->success_threshold >  in rum_ratectl()
1889 					amrr->success_threshold =  in rum_ratectl()
1892 				amrr->success_threshold =  in rum_ratectl()
1898 		amrr->recovery = 0;	/* original paper was incorrect */  in rum_ratectl()
1901 	if (is_enough(amrr) || need_change)  in rum_ratectl()
1902 		reset_cnt(amrr);  in rum_ratectl()
1909 	struct rum_amrr *amrr = &sc->amrr;  in rum_amrr_timeout()  local
1918 	amrr->retrycnt =  in rum_amrr_timeout()
1923 	amrr->txcnt =  in rum_amrr_timeout()
1924 	    amrr->retrycnt +  in rum_amrr_timeout()
1927 	rum_ratectl(amrr, sc->sc_ic.ic_bss);  in rum_amrr_timeout()
1936 	struct rum_amrr *amrr = &sc->amrr;  in rum_amrr_start()  local
1942 	amrr->success = 0;  in rum_amrr_start()
1943 	amrr->recovery = 0;  in rum_amrr_start()
1944 	amrr->txcnt = amrr->retrycnt = 0;  in rum_amrr_start()
1945 	amrr->success_threshold = RUM_AMRR_MIN_SUCCESS_THRESHOLD;  in rum_amrr_start()