package/mac80211/patches/300-ath9k_gpio_settings.patch

   1 --- a/drivers/net/wireless/ath/ath9k/debug.c
   2 +++ b/drivers/net/wireless/ath/ath9k/debug.c
   3 @@ -927,6 +927,12 @@ int ath9k_init_debug(struct ath_hw *ah)
   4                         sc->debug.debugfs_phy, &ah->config.cwm_ignore_extcca))
   5                 goto err;
   6
   7 +       debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
   8 +                          sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
   9 +
  10 +       debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR,
  11 +                          sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
  12 +
  13         sc->debug.regidx = 0;
  14         return 0;
  15  err:
  16 --- a/drivers/net/wireless/ath/ath9k/hw.h
  17 +++ b/drivers/net/wireless/ath/ath9k/hw.h
  18 @@ -788,6 +788,8 @@ struct ath_hw {
  19         int initPDADC;
  20         int PDADCdelta;
  21         u8 led_pin;
  22 +       u32 gpio_mask;
  23 +       u32 gpio_val;
  24
  25         struct ar5416IniArray iniModes;
  26         struct ar5416IniArray iniCommon;
  27 --- a/drivers/net/wireless/ath/ath9k/hw.c
  28 +++ b/drivers/net/wireless/ath/ath9k/hw.c
  29 @@ -1171,6 +1171,20 @@ static bool ath9k_hw_channel_change(stru
  30         return true;
  31  }
  32
  33 +static void ath9k_hw_apply_gpio_override(struct ath_hw *ah)
  34 +{
  35 +       u32 gpio_mask = ah->gpio_mask;
  36 +       int i;
  37 +
  38 +       for (i = 0; gpio_mask; i++, gpio_mask >>= 1) {
  39 +               if (!(gpio_mask & 1))
  40 +                       continue;
  41 +
  42 +               ath9k_hw_cfg_output(ah, i, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
  43 +               ath9k_hw_set_gpio(ah, i, !!(ah->gpio_val & BIT(i)));
  44 +       }
  45 +}
  46 +
  47  bool ath9k_hw_check_alive(struct ath_hw *ah)
  48  {
  49         int count = 50;
  50 @@ -1459,6 +1473,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st
  51         if (AR_SREV_9300_20_OR_LATER(ah))
  52                 ar9003_hw_bb_watchdog_config(ah);
  53
  54 +       ath9k_hw_apply_gpio_override(ah);
  55 +
  56         return 0;
  57  }
  58  EXPORT_SYMBOL(ath9k_hw_reset);