package/kernel/mac80211/patches/319-ath9k-Use-a-helper-function-to-set-NoA.patch

   1 From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
   2 Date: Fri, 17 Oct 2014 07:40:24 +0530
   3 Subject: [PATCH] ath9k: Use a helper function to set NoA
   4
   5 Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
   6 ---
   7
   8 --- a/drivers/net/wireless/ath/ath9k/channel.c
   9 +++ b/drivers/net/wireless/ath/ath9k/channel.c
  10 @@ -392,6 +392,39 @@ static void ath_chanctx_offchannel_noa(s
  11                 avp->noa_duration = 0;
  12  }
  13
  14 +static void ath_chanctx_set_periodic_noa(struct ath_softc *sc,
  15 +                                        struct ath_vif *avp,
  16 +                                        struct ath_beacon_config *cur_conf,
  17 +                                        u32 tsf_time,
  18 +                                        u32 beacon_int)
  19 +{
  20 +       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
  21 +
  22 +       avp->noa_index++;
  23 +       avp->noa_start = tsf_time;
  24 +
  25 +       if (sc->sched.extend_absence)
  26 +               avp->noa_duration = (3 * beacon_int / 2) +
  27 +                       sc->sched.channel_switch_time;
  28 +       else
  29 +               avp->noa_duration =
  30 +                       TU_TO_USEC(cur_conf->beacon_interval) / 2 +
  31 +                       sc->sched.channel_switch_time;
  32 +
  33 +       if (test_bit(ATH_OP_SCANNING, &common->op_flags) ||
  34 +           sc->sched.extend_absence)
  35 +               avp->periodic_noa = false;
  36 +       else
  37 +               avp->periodic_noa = true;
  38 +
  39 +       ath_dbg(common, CHAN_CTX,
  40 +               "noa_duration: %d, noa_start: %d, noa_index: %d, periodic: %d\n",
  41 +               avp->noa_duration,
  42 +               avp->noa_start,
  43 +               avp->noa_index,
  44 +               avp->periodic_noa);
  45 +}
  46 +
  47  void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif,
  48                        enum ath_chanctx_event ev)
  49  {
  50 @@ -521,31 +554,9 @@ void ath_chanctx_event(struct ath_softc
  51                  * announcement.
  52                  */
  53                 if (ctx->active &&
  54 -                   (!avp->noa_duration || sc->sched.force_noa_update)) {
  55 -                       avp->noa_index++;
  56 -                       avp->noa_start = tsf_time;
  57 -
  58 -                       if (sc->sched.extend_absence)
  59 -                               avp->noa_duration = (3 * beacon_int / 2) +
  60 -                                       sc->sched.channel_switch_time;
  61 -                       else
  62 -                               avp->noa_duration =
  63 -                                       TU_TO_USEC(cur_conf->beacon_interval) / 2 +
  64 -                                       sc->sched.channel_switch_time;
  65 -
  66 -                       if (test_bit(ATH_OP_SCANNING, &common->op_flags) ||
  67 -                           sc->sched.extend_absence)
  68 -                               avp->periodic_noa = false;
  69 -                       else
  70 -                               avp->periodic_noa = true;
  71 -
  72 -                       ath_dbg(common, CHAN_CTX,
  73 -                               "noa_duration: %d, noa_start: %d, noa_index: %d, periodic: %d\n",
  74 -                               avp->noa_duration,
  75 -                               avp->noa_start,
  76 -                               avp->noa_index,
  77 -                               avp->periodic_noa);
  78 -               }
  79 +                   (!avp->noa_duration || sc->sched.force_noa_update))
  80 +                       ath_chanctx_set_periodic_noa(sc, avp, cur_conf,
  81 +                                                    tsf_time, beacon_int);
  82
  83                 if (ctx->active && sc->sched.force_noa_update)
  84                         sc->sched.force_noa_update = false;