package/madwifi/patches/374-nbtt_fix.patch

   1 --- a/ath/if_ath.c
   2 +++ b/ath/if_ath.c
   3 @@ -5483,6 +5483,9 @@ ath_beacon_config(struct ath_softc *sc,
   4                 ath_beacon_dturbo_config(vap, intval &
   5                                 ~(HAL_BEACON_RESET_TSF | HAL_BEACON_ENA));
   6  #endif
   7 +               if ((nexttbtt & HAL_BEACON_PERIOD) - (ath_hal_gettsf32(ah) >> 10)
   8 +                               <= ath_hal_sw_beacon_response_time)
   9 +                       nexttbtt += intval;
  10                 sc->sc_nexttbtt = nexttbtt;
  11                 ath_hal_beaconinit(ah, nexttbtt, intval);
  12                 if (intval & HAL_BEACON_RESET_TSF) {
  13 --- a/ath_hal/ah_os.c
  14 +++ b/ath_hal/ah_os.c
  15 @@ -71,6 +71,7 @@ static        int ath_hal_debug = 99;
  16  int    ath_hal_dma_beacon_response_time = 2;   /* in TUs */
  17  int    ath_hal_sw_beacon_response_time = 10;   /* in TUs */
  18  int    ath_hal_additional_swba_backoff = 0;    /* in TUs */
  19 +EXPORT_SYMBOL(ath_hal_sw_beacon_response_time);
  20
  21  struct ath_hal *
  22  _ath_hal_attach(u_int16_t devid, HAL_SOFTC sc,