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.biancon...@gmail.com>
> ---
> 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
linvi...@tuxdriver.com might be all we have. Be ready.
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