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ath9k: remove unused listen_interval and sleepduration. 

this variable never changed.

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Oleksij Rempel 2014-02-26 10:03:43 +01:00 committed by John W. Linville
parent 8acbea614a
commit 7fbdaa2a27
2 changed files with 7 additions and 15 deletions
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1
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -410,7 +410,6 @@ void ath9k_calculate_iter_data(struct ieee80211_hw *hw,
struct ath_beacon_config {
int beacon_interval;
u16 listen_interval;
u16 dtim_period;
u16 bmiss_timeout;
u8 dtim_count;

21
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -519,7 +519,7 @@ static void ath9k_beacon_config_sta(struct ath_softc *sc,
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_beacon_state bs;
int dtim_intval, sleepduration;
int dtim_intval;
u32 nexttbtt = 0, intval;
u64 tsf;
@ -538,7 +538,6 @@ static void ath9k_beacon_config_sta(struct ath_softc *sc,
* last beacon we received (which may be none).
*/
dtim_intval = intval * conf->dtim_period;
sleepduration = conf->listen_interval * intval;
/*
* Pull nexttbtt forward to reflect the current
@ -560,16 +559,11 @@ static void ath9k_beacon_config_sta(struct ath_softc *sc,
* need calculate based on the beacon interval. Note that we clamp the
* result to at most 15 beacons.
*/
if (sleepduration > intval) {
bs.bs_bmissthreshold = conf->listen_interval *
ATH_DEFAULT_BMISS_LIMIT / 2;
} else {
bs.bs_bmissthreshold = DIV_ROUND_UP(conf->bmiss_timeout, intval);
if (bs.bs_bmissthreshold > 15)
bs.bs_bmissthreshold = 15;
else if (bs.bs_bmissthreshold <= 0)
bs.bs_bmissthreshold = 1;
}
bs.bs_bmissthreshold = DIV_ROUND_UP(conf->bmiss_timeout, intval);
if (bs.bs_bmissthreshold > 15)
bs.bs_bmissthreshold = 15;
else if (bs.bs_bmissthreshold <= 0)
bs.bs_bmissthreshold = 1;
/*
* Calculate sleep duration. The configuration is given in ms.
@ -581,7 +575,7 @@ static void ath9k_beacon_config_sta(struct ath_softc *sc,
*/
bs.bs_sleepduration = TU_TO_USEC(roundup(IEEE80211_MS_TO_TU(100),
sleepduration));
intval));
if (bs.bs_sleepduration > bs.bs_dtimperiod)
bs.bs_sleepduration = bs.bs_dtimperiod;
@ -677,7 +671,6 @@ static void ath9k_cache_beacon_config(struct ath_softc *sc,
cur_conf->beacon_interval = bss_conf->beacon_int;
cur_conf->dtim_period = bss_conf->dtim_period;
cur_conf->listen_interval = 1;
cur_conf->dtim_count = 1;
cur_conf->ibss_creator = bss_conf->ibss_creator;
cur_conf->bmiss_timeout =