On Sun, Jul 20, 2014 at 02:31:25PM +0200, Lorenzo Bianconi wrote: > Add ath9k_enable_dynack() method to enable ack timeout estimation algorithm. > Moreover disable dynack if the coverage class has been configured > > Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx> > --- > drivers/net/wireless/ath/ath9k/main.c | 34 ++++++++++++++++++++++++++++++++++ > 1 file changed, 34 insertions(+) > > diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c > index e6ac8d2..52ca884 100644 > --- a/drivers/net/wireless/ath/ath9k/main.c > +++ b/drivers/net/wireless/ath/ath9k/main.c > @@ -1970,6 +1970,14 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) > mutex_lock(&sc->mutex); > ah->coverage_class = coverage_class; > > + if (ah->dynack.enabled) { > + u32 rfilt; > + > + ah->dynack.enabled = false; > + rfilt = ath_calcrxfilter(sc); > + ath9k_hw_setrxfilter(ah, rfilt); > + } > + > ath9k_ps_wakeup(sc); > ath9k_hw_init_global_settings(ah); > ath9k_ps_restore(sc); > @@ -1977,6 +1985,28 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) > mutex_unlock(&sc->mutex); > } > > +#ifdef CONFIG_ATH9K_DYNACK > +static int ath9k_enable_dynack(struct ieee80211_hw *hw) > +{ > + u32 rfilt; > + struct ath_softc *sc = hw->priv; > + struct ath_hw *ah = sc->sc_ah; > + > + if (config_enabled(CONFIG_ATH9K_TX99)) > + return -EOPNOTSUPP; > + > + if (!ah->dynack.enabled) { > + ath_dynack_reset(ah); > + > + ah->dynack.enabled = true; > + rfilt = ath_calcrxfilter(sc); > + ath9k_hw_setrxfilter(ah, rfilt); > + } > + > + return 0; > +} > +#endif > + > static bool ath9k_has_tx_pending(struct ath_softc *sc) > { > int i, npend = 0; > @@ -2651,4 +2681,8 @@ struct ieee80211_ops ath9k_ops = { > #endif > .sw_scan_start = ath9k_sw_scan_start, > .sw_scan_complete = ath9k_sw_scan_complete, > + > +#ifdef CONFIG_ATH9K_DYNACK > + .enable_dynack = ath9k_enable_dynack, > +#endif > }; CC drivers/net/wireless/ath/ath9k/main.o drivers/net/wireless/ath/ath9k/main.c:2690:2: error: unknown field ‘enable_dynack’ specified in initializer .enable_dynack = ath9k_enable_dynack, ^ drivers/net/wireless/ath/ath9k/main.c:2690:2: warning: initialization from incompatible pointer type [enabled by default] drivers/net/wireless/ath/ath9k/main.c:2690:2: warning: (near initialization for ‘ath9k_ops.get_stats’) [enabled by default] make[3]: *** [drivers/net/wireless/ath/ath9k/main.o] Error 1 make[2]: *** [drivers/net/wireless/ath/ath9k] Error 2 make[1]: *** [drivers/net/wireless/ath] Error 2 make: *** [drivers/net/wireless/] Error 2 Missing a header file change? John -- John W. Linville Someday the world will need a hero, and you linville@xxxxxxxxxxxxx might be all we have. Be ready. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html