package/mac80211/patches/510-ath9k_led_cleanup.patch

   1 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
   2 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
   3 @@ -441,26 +441,20 @@ void ath9k_btcoex_timer_pause(struct ath
   4
   5  #define ATH_LED_PIN_DEF                1
   6  #define ATH_LED_PIN_9287               8
   7 -#define ATH_LED_ON_DURATION_IDLE       350     /* in msecs */
   8 -#define ATH_LED_OFF_DURATION_IDLE      250     /* in msecs */
   9 -
  10 -enum ath_led_type {
  11 -       ATH_LED_RADIO,
  12 -       ATH_LED_ASSOC,
  13 -       ATH_LED_TX,
  14 -       ATH_LED_RX
  15 -};
  16 -
  17 -struct ath_led {
  18 -       struct ath_softc *sc;
  19 -       struct led_classdev led_cdev;
  20 -       enum ath_led_type led_type;
  21 -       char name[32];
  22 -       bool registered;
  23 -};
  24
  25 +#ifdef CONFIG_MAC80211_LEDS
  26  void ath_init_leds(struct ath_softc *sc);
  27  void ath_deinit_leds(struct ath_softc *sc);
  28 +#else
  29 +static inline void ath_init_leds(struct ath_softc *sc)
  30 +{
  31 +}
  32 +
  33 +static inline void ath_deinit_leds(struct ath_softc *sc)
  34 +{
  35 +}
  36 +#endif
  37 +
  38
  39  /* Antenna diversity/combining */
  40  #define ATH_ANT_RX_CURRENT_SHIFT 4
  41 @@ -611,15 +605,11 @@ struct ath_softc {
  42         struct ath_beacon beacon;
  43         struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
  44
  45 -       struct ath_led radio_led;
  46 -       struct ath_led assoc_led;
  47 -       struct ath_led tx_led;
  48 -       struct ath_led rx_led;
  49 -       struct delayed_work ath_led_blink_work;
  50 -       int led_on_duration;
  51 -       int led_off_duration;
  52 -       int led_on_cnt;
  53 -       int led_off_cnt;
  54 +#ifdef CONFIG_MAC80211_LEDS
  55 +       bool led_registered;
  56 +       char led_name[32];
  57 +       struct led_classdev led_cdev;
  58 +#endif
  59
  60         int beacon_interval;
  61
  62 --- a/drivers/net/wireless/ath/ath9k/gpio.c
  63 +++ b/drivers/net/wireless/ath/ath9k/gpio.c
  64 @@ -20,120 +20,25 @@
  65  /*      LED functions          */
  66  /********************************/
  67
  68 -static void ath_led_blink_work(struct work_struct *work)
  69 -{
  70 -       struct ath_softc *sc = container_of(work, struct ath_softc,
  71 -                                           ath_led_blink_work.work);
  72 -
  73 -       if (!(sc->sc_flags & SC_OP_LED_ASSOCIATED))
  74 -               return;
  75 -
  76 -       if ((sc->led_on_duration == ATH_LED_ON_DURATION_IDLE) ||
  77 -           (sc->led_off_duration == ATH_LED_OFF_DURATION_IDLE))
  78 -               ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
  79 -       else
  80 -               ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
  81 -                                 (sc->sc_flags & SC_OP_LED_ON) ? 1 : 0);
  82 -
  83 -       ieee80211_queue_delayed_work(sc->hw,
  84 -                                    &sc->ath_led_blink_work,
  85 -                                    (sc->sc_flags & SC_OP_LED_ON) ?
  86 -                                       msecs_to_jiffies(sc->led_off_duration) :
  87 -                                       msecs_to_jiffies(sc->led_on_duration));
  88 -
  89 -       sc->led_on_duration = sc->led_on_cnt ?
  90 -                       max((ATH_LED_ON_DURATION_IDLE - sc->led_on_cnt), 25) :
  91 -                       ATH_LED_ON_DURATION_IDLE;
  92 -       sc->led_off_duration = sc->led_off_cnt ?
  93 -                       max((ATH_LED_OFF_DURATION_IDLE - sc->led_off_cnt), 10) :
  94 -                       ATH_LED_OFF_DURATION_IDLE;
  95 -       sc->led_on_cnt = sc->led_off_cnt = 0;
  96 -       if (sc->sc_flags & SC_OP_LED_ON)
  97 -               sc->sc_flags &= ~SC_OP_LED_ON;
  98 -       else
  99 -               sc->sc_flags |= SC_OP_LED_ON;
 100 -}
 101 -
 102 +#ifdef CONFIG_MAC80211_LEDS
 103  static void ath_led_brightness(struct led_classdev *led_cdev,
 104                                enum led_brightness brightness)
 105  {
 106 -       struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev);
 107 -       struct ath_softc *sc = led->sc;
 108 -
 109 -       switch (brightness) {
 110 -       case LED_OFF:
 111 -               if (led->led_type == ATH_LED_ASSOC ||
 112 -                   led->led_type == ATH_LED_RADIO) {
 113 -                       ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
 114 -                               (led->led_type == ATH_LED_RADIO));
 115 -                       sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
 116 -                       if (led->led_type == ATH_LED_RADIO)
 117 -                               sc->sc_flags &= ~SC_OP_LED_ON;
 118 -               } else {
 119 -                       sc->led_off_cnt++;
 120 -               }
 121 -               break;
 122 -       case LED_FULL:
 123 -               if (led->led_type == ATH_LED_ASSOC) {
 124 -                       sc->sc_flags |= SC_OP_LED_ASSOCIATED;
 125 -                       if (led_blink)
 126 -                               ieee80211_queue_delayed_work(sc->hw,
 127 -                                                    &sc->ath_led_blink_work, 0);
 128 -               } else if (led->led_type == ATH_LED_RADIO) {
 129 -                       ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
 130 -                       sc->sc_flags |= SC_OP_LED_ON;
 131 -               } else {
 132 -                       sc->led_on_cnt++;
 133 -               }
 134 -               break;
 135 -       default:
 136 -               break;
 137 -       }
 138 -}
 139 -
 140 -static int ath_register_led(struct ath_softc *sc, struct ath_led *led,
 141 -                           char *trigger)
 142 -{
 143 -       int ret;
 144 -
 145 -       led->sc = sc;
 146 -       led->led_cdev.name = led->name;
 147 -       led->led_cdev.default_trigger = trigger;
 148 -       led->led_cdev.brightness_set = ath_led_brightness;
 149 -
 150 -       ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &led->led_cdev);
 151 -       if (ret)
 152 -               ath_err(ath9k_hw_common(sc->sc_ah),
 153 -                       "Failed to register led:%s", led->name);
 154 -       else
 155 -               led->registered = 1;
 156 -       return ret;
 157 -}
 158 -
 159 -static void ath_unregister_led(struct ath_led *led)
 160 -{
 161 -       if (led->registered) {
 162 -               led_classdev_unregister(&led->led_cdev);
 163 -               led->registered = 0;
 164 -       }
 165 +       struct ath_softc *sc = container_of(led_cdev, struct ath_softc, led_cdev);
 166 +       ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, (brightness == LED_OFF));
 167  }
 168
 169  void ath_deinit_leds(struct ath_softc *sc)
 170  {
 171 -       if (AR_SREV_9100(sc->sc_ah))
 172 +       if (!sc->led_registered)
 173                 return;
 174
 175 -       ath_unregister_led(&sc->assoc_led);
 176 -       sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
 177 -       ath_unregister_led(&sc->tx_led);
 178 -       ath_unregister_led(&sc->rx_led);
 179 -       ath_unregister_led(&sc->radio_led);
 180 -       ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 181 +       ath_led_brightness(&sc->led_cdev, LED_OFF);
 182 +       led_classdev_unregister(&sc->led_cdev);
 183  }
 184
 185  void ath_init_leds(struct ath_softc *sc)
 186  {
 187 -       char *trigger;
 188         int ret;
 189
 190         if (AR_SREV_9100(sc->sc_ah))
 191 @@ -152,48 +57,22 @@ void ath_init_leds(struct ath_softc *sc)
 192         /* LED off, active low */
 193         ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 194
 195 -       if (led_blink)
 196 -               INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work);
 197 +       if (!led_blink)
 198 +               sc->led_cdev.default_trigger =
 199 +                       ieee80211_get_radio_led_name(sc->hw);
 200 +
 201 +       snprintf(sc->led_name, sizeof(sc->led_name),
 202 +               "ath9k-%s", wiphy_name(sc->hw->wiphy));
 203 +       sc->led_cdev.name = sc->led_name;
 204 +       sc->led_cdev.brightness_set = ath_led_brightness;
 205 +
 206 +       ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &sc->led_cdev);
 207 +       if (ret < 0)
 208 +               return;
 209
 210 -       trigger = ieee80211_get_radio_led_name(sc->hw);
 211 -       snprintf(sc->radio_led.name, sizeof(sc->radio_led.name),
 212 -               "ath9k-%s::radio", wiphy_name(sc->hw->wiphy));
 213 -       ret = ath_register_led(sc, &sc->radio_led, trigger);
 214 -       sc->radio_led.led_type = ATH_LED_RADIO;
 215 -       if (ret)
 216 -               goto fail;
 217 -
 218 -       trigger = ieee80211_get_assoc_led_name(sc->hw);
 219 -       snprintf(sc->assoc_led.name, sizeof(sc->assoc_led.name),
 220 -               "ath9k-%s::assoc", wiphy_name(sc->hw->wiphy));
 221 -       ret = ath_register_led(sc, &sc->assoc_led, trigger);
 222 -       sc->assoc_led.led_type = ATH_LED_ASSOC;
 223 -       if (ret)
 224 -               goto fail;
 225 -
 226 -       trigger = ieee80211_get_tx_led_name(sc->hw);
 227 -       snprintf(sc->tx_led.name, sizeof(sc->tx_led.name),
 228 -               "ath9k-%s::tx", wiphy_name(sc->hw->wiphy));
 229 -       ret = ath_register_led(sc, &sc->tx_led, trigger);
 230 -       sc->tx_led.led_type = ATH_LED_TX;
 231 -       if (ret)
 232 -               goto fail;
 233 -
 234 -       trigger = ieee80211_get_rx_led_name(sc->hw);
 235 -       snprintf(sc->rx_led.name, sizeof(sc->rx_led.name),
 236 -               "ath9k-%s::rx", wiphy_name(sc->hw->wiphy));
 237 -       ret = ath_register_led(sc, &sc->rx_led, trigger);
 238 -       sc->rx_led.led_type = ATH_LED_RX;
 239 -       if (ret)
 240 -               goto fail;
 241 -
 242 -       return;
 243 -
 244 -fail:
 245 -       if (led_blink)
 246 -               cancel_delayed_work_sync(&sc->ath_led_blink_work);
 247 -       ath_deinit_leds(sc);
 248 +       sc->led_registered = true;
 249  }
 250 +#endif
 251
 252  /*******************/
 253  /*     Rfkill     */
 254 --- a/drivers/net/wireless/ath/ath9k/main.c
 255 +++ b/drivers/net/wireless/ath/ath9k/main.c
 256 @@ -1270,9 +1270,6 @@ static void ath9k_stop(struct ieee80211_
 257
 258         aphy->state = ATH_WIPHY_INACTIVE;
 259
 260 -       if (led_blink)
 261 -               cancel_delayed_work_sync(&sc->ath_led_blink_work);
 262 -
 263         cancel_delayed_work_sync(&sc->tx_complete_work);
 264         cancel_work_sync(&sc->paprd_work);
 265         cancel_work_sync(&sc->hw_check_work);
 266 --- a/drivers/net/wireless/ath/ath9k/init.c
 267 +++ b/drivers/net/wireless/ath/ath9k/init.c
 268 @@ -145,6 +145,21 @@ static struct ieee80211_rate ath9k_legac
 269         RATE(540, 0x0c, 0),
 270  };
 271
 272 +#ifdef CONFIG_MAC80211_LEDS
 273 +static const struct ieee80211_tpt_blink ath9k_tpt_blink[] = {
 274 +       { .throughput = 0 * 1024, .blink_time = 334 },
 275 +       { .throughput = 1 * 1024, .blink_time = 260 },
 276 +       { .throughput = 5 * 1024, .blink_time = 220 },
 277 +       { .throughput = 10 * 1024, .blink_time = 190 },
 278 +       { .throughput = 20 * 1024, .blink_time = 170 },
 279 +       { .throughput = 50 * 1024, .blink_time = 150 },
 280 +       { .throughput = 70 * 1024, .blink_time = 130 },
 281 +       { .throughput = 100 * 1024, .blink_time = 110 },
 282 +       { .throughput = 200 * 1024, .blink_time = 80 },
 283 +       { .throughput = 300 * 1024, .blink_time = 50 },
 284 +};
 285 +#endif
 286 +
 287  static void ath9k_deinit_softc(struct ath_softc *sc);
 288
 289  /*
 290 @@ -747,6 +762,13 @@ int ath9k_init_device(u16 devid, struct
 291
 292         ath9k_init_txpower_limits(sc);
 293
 294 +#ifdef CONFIG_MAC80211_LEDS
 295 +       /* must be initialized before ieee80211_register_hw */
 296 +       sc->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(sc->hw,
 297 +               IEEE80211_TPT_LEDTRIG_FL_RADIO, ath9k_tpt_blink,
 298 +               ARRAY_SIZE(ath9k_tpt_blink));
 299 +#endif
 300 +
 301         /* Register with mac80211 */
 302         error = ieee80211_register_hw(hw);
 303         if (error)