30 /* Transmit duration for the raw data part of an average sized packet */
51 /* Transmit duration for the raw data part of an average sized packet */
111 #define GROUP_SHIFT(duration)						\  argument
112 	_MAX(0, 16 - __builtin_clz(duration))
118 	.duration = {							\
149 	.duration = {							\
191 	.duration = {							\
239 	.duration = {									\
291 	u16 duration[MCS_GROUP_RATES];  member
488 	u32 duration;  in ieee80211_calc_legacy_rate_duration()  local
491 		duration = 144 + 48; /* preamble + PLCP */  in ieee80211_calc_legacy_rate_duration()
493 			duration >>= 1;  in ieee80211_calc_legacy_rate_duration()
495 		duration += 10; /* SIFS */  in ieee80211_calc_legacy_rate_duration()
497 		duration = 20 + 16; /* premable + SIFS */  in ieee80211_calc_legacy_rate_duration()
501 	duration += (len * 10) / bitrate;  in ieee80211_calc_legacy_rate_duration()
503 	return duration;  in ieee80211_calc_legacy_rate_duration()
513 	u32 duration;  in ieee80211_get_rate_duration()  local
577 	duration = airtime_mcs_groups[group].duration[idx];  in ieee80211_get_rate_duration()
578 	duration <<= airtime_mcs_groups[group].shift;  in ieee80211_get_rate_duration()
581 	return duration;  in ieee80211_get_rate_duration()
590 	u32 duration, overhead = 0;  in ieee80211_calc_rx_airtime()  local
613 	duration = ieee80211_get_rate_duration(hw, status, &overhead);  in ieee80211_calc_rx_airtime()
614 	if (!duration)  in ieee80211_calc_rx_airtime()
617 	duration *= len;  in ieee80211_calc_rx_airtime()
618 	duration /= AVG_PKT_SIZE;  in ieee80211_calc_rx_airtime()
619 	duration /= 1024;  in ieee80211_calc_rx_airtime()
621 	return duration + overhead;  in ieee80211_calc_rx_airtime()
737 	u32 duration = 0;  in ieee80211_calc_tx_airtime()  local
749 		duration += cur_duration * rate->count;  in ieee80211_calc_tx_airtime()
752 	return duration;  in ieee80211_calc_tx_airtime()
781 		u32 duration, overhead;  in ieee80211_calc_expected_tx_airtime()  local
790 		duration = ieee80211_get_rate_duration(hw, &stat, &overhead);  in ieee80211_calc_expected_tx_airtime()
799 		if (duration > 400 * 1024) /* <= VHT20 MCS2 1S */  in ieee80211_calc_expected_tx_airtime()
801 		else if (duration > 250 * 1024) /* <= VHT20 MCS3 1S or MCS1 2S */  in ieee80211_calc_expected_tx_airtime()
803 		else if (duration > 150 * 1024) /* <= VHT20 MCS5 1S or MCS2 2S */  in ieee80211_calc_expected_tx_airtime()
805 		else if (duration > 70 * 1024) /* <= VHT20 MCS5 2S */  in ieee80211_calc_expected_tx_airtime()
808 			 duration > 20 * 1024) /* <= HE40 MCS6 2S */  in ieee80211_calc_expected_tx_airtime()
813 		duration *= len;  in ieee80211_calc_expected_tx_airtime()
814 		duration /= AVG_PKT_SIZE;  in ieee80211_calc_expected_tx_airtime()
815 		duration /= 1024;  in ieee80211_calc_expected_tx_airtime()
816 		duration += (overhead >> agg_shift);  in ieee80211_calc_expected_tx_airtime()
818 		return max_t(u32, duration, 4);  in ieee80211_calc_expected_tx_airtime()
825 	 * duration using the lowest configured basic rate.  in ieee80211_calc_expected_tx_airtime()