1799 	iwh_amrr_t *amrr;  in iwh_node_alloc()  local
1801 	amrr = kmem_zalloc(sizeof (iwh_amrr_t), KM_SLEEP);  in iwh_node_alloc()
1802 	if (NULL == amrr) {  in iwh_node_alloc()
1808 	iwh_amrr_init(amrr);  in iwh_node_alloc()
1810 	return (&amrr->in);  in iwh_node_alloc()
1856 	iwh_amrr_t *amrr;  in iwh_newstate()  local
1991 			amrr = (iwh_amrr_t *)in;  in iwh_newstate()
2000 					amrr->ht_mcs_idx = r;  in iwh_newstate()
2443 	iwh_amrr_t *amrr;  in iwh_tx_intr()  local
2449 	amrr = (iwh_amrr_t *)ic->ic_bss;  in iwh_tx_intr()
2451 	amrr->txcnt++;  in iwh_tx_intr()
2453 	    "tx: %d cnt\n", amrr->txcnt));  in iwh_tx_intr()
2456 		amrr->retrycnt++;  in iwh_tx_intr()
3336 				iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_send()  local
3337 				rate = amrr->ht_mcs_idx;  in iwh_send()
4986 #define	is_success(amrr)	\  argument
4987 	((amrr)->retrycnt < (amrr)->txcnt / 10)
4988 #define	is_failure(amrr)	\  argument
4989 	((amrr)->retrycnt > (amrr)->txcnt / 3)
4990 #define	is_enough(amrr)		\  argument
4991 	((amrr)->txcnt > 200)
4992 #define	not_very_few(amrr)	\  argument
4993 	((amrr)->txcnt > 40)
5002 #define	reset_cnt(amrr)		\  argument
5003 	{ (amrr)->txcnt = (amrr)->retrycnt = 0; }
5009 iwh_amrr_init(iwh_amrr_t *amrr)  in iwh_amrr_init()  argument
5011 	amrr->success = 0;  in iwh_amrr_init()
5012 	amrr->recovery = 0;  in iwh_amrr_init()
5013 	amrr->txcnt = amrr->retrycnt = 0;  in iwh_amrr_init()
5014 	amrr->success_threshold = IWH_AMRR_MIN_SUCCESS_THRESHOLD;  in iwh_amrr_init()
5015 	amrr->ht_mcs_idx = 0;	/* 6Mbps */  in iwh_amrr_init()
5039 	iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_is_max_rate()  local
5040 	uint8_t r = (uint8_t)amrr->ht_mcs_idx;  in iwh_is_max_rate()
5054 		return (r == (uint8_t)amrr->ht_mcs_idx);  in iwh_is_max_rate()
5065 	iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_is_min_rate()  local
5079 		return (r == (uint8_t)amrr->ht_mcs_idx);  in iwh_is_min_rate()
5090 	iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_increase_rate()  local
5096 		amrr->ht_mcs_idx++;  in iwh_increase_rate()
5101 			if ((r == (uint8_t)amrr->ht_mcs_idx) &&  in iwh_increase_rate()
5121 	iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_decrease_rate()  local
5127 		amrr->ht_mcs_idx--;  in iwh_decrease_rate()
5132 			if ((r == (uint8_t)amrr->ht_mcs_idx) &&  in iwh_decrease_rate()
5151 	iwh_amrr_t *amrr = (iwh_amrr_t *)in;  in iwh_amrr_ratectl()  local
5154 	if (is_success(amrr) && is_enough(amrr)) {  in iwh_amrr_ratectl()
5155 		amrr->success++;  in iwh_amrr_ratectl()
5156 		if (amrr->success >= amrr->success_threshold &&  in iwh_amrr_ratectl()
5158 			amrr->recovery = 1;  in iwh_amrr_ratectl()
5159 			amrr->success = 0;  in iwh_amrr_ratectl()
5164 			    in->in_txrate, amrr->txcnt,  in iwh_amrr_ratectl()
5165 			    amrr->retrycnt, amrr->ht_mcs_idx));  in iwh_amrr_ratectl()
5168 			amrr->recovery = 0;  in iwh_amrr_ratectl()
5170 	} else if (not_very_few(amrr) && is_failure(amrr)) {  in iwh_amrr_ratectl()
5171 		amrr->success = 0;  in iwh_amrr_ratectl()
5173 			if (amrr->recovery) {  in iwh_amrr_ratectl()
5174 				amrr->success_threshold++;  in iwh_amrr_ratectl()
5175 				if (amrr->success_threshold >  in iwh_amrr_ratectl()
5177 					amrr->success_threshold =  in iwh_amrr_ratectl()
5181 				amrr->success_threshold =  in iwh_amrr_ratectl()
5188 			    in->in_txrate, amrr->txcnt,  in iwh_amrr_ratectl()
5189 			    amrr->retrycnt, amrr->ht_mcs_idx));  in iwh_amrr_ratectl()
5192 		amrr->recovery = 0;	/* paper is incorrect */  in iwh_amrr_ratectl()
5195 	if (is_enough(amrr) || need_change) {  in iwh_amrr_ratectl()
5196 		reset_cnt(amrr);  in iwh_amrr_ratectl()