ath9k: fix unloading the module

[openwrt/openwrt.git] / package / kernel / mac80211 / patches / 548-ath9k_enable_gpio_chip.patch

diff --git a/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch b/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch
index 10047a7cfda8e0c1b8be231730f822d0e6a27081..0b76d330c60c12e313b5988afee4b4d4683438ac 100644 (file)
--- a/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch
+++ b/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch
@@ -45,7 +45,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  #ifdef CPTCFG_ATH9K_DEBUGFS
 --- a/drivers/net/wireless/ath/ath9k/gpio.c
 +++ b/drivers/net/wireless/ath/ath9k/gpio.c
-@@ -16,13 +16,135 @@
+@@ -16,13 +16,130 @@
  
  #include "ath9k.h"
  #include <linux/ath9k_platform.h>
@@ -126,11 +126,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 +      gc->sc = sc;
 +      snprintf(gc->label, sizeof(gc->label), "ath9k-%s",
 +               wiphy_name(sc->hw->wiphy));
-+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,5,0)
-+      gc->gchip.parent = sc->dev;
-+#else
-+      gc->gchip.dev = sc->dev;
-+#endif
++
 +      gc->gchip.label = gc->label;
 +      gc->gchip.base = -1;    /* determine base automatically */
 +      gc->gchip.ngpio = ah->caps.num_gpio_pins;
@@ -145,7 +141,6 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 +              return;
 +      }
 +
-+      gc->gchip.owner = NULL;
 +      sc->gpiochip = gc;
 +}
 +
@@ -183,7 +178,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  static void ath_fill_led_pin(struct ath_softc *sc)
  {
        struct ath_hw *ah = sc->sc_ah;
-@@ -80,6 +202,12 @@ static int ath_add_led(struct ath_softc
+@@ -80,6 +197,12 @@ static int ath_add_led(struct ath_softc
        else
                ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
  
@@ -196,7 +191,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
        return 0;
  }
  
-@@ -136,17 +264,24 @@ void ath_deinit_leds(struct ath_softc *s
+@@ -136,17 +259,24 @@ void ath_deinit_leds(struct ath_softc *s
  
        while (!list_empty(&sc->leds)) {
                led = list_first_entry(&sc->leds, struct ath_led, list);
@@ -221,21 +216,23 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
        char led_name[32];
        const char *trigger;
        int i;
-@@ -156,6 +291,13 @@ void ath_init_leds(struct ath_softc *sc)
+@@ -156,6 +286,15 @@ void ath_init_leds(struct ath_softc *sc)
        if (AR_SREV_9100(sc->sc_ah))
                return;
  
 +      if (!np)
 +              ath9k_register_gpio_chip(sc);
 +
-+      /* setup gpio controller only if requested */
-+      if (of_property_read_bool(np, "gpio-controller"))
++      /* setup gpio controller only if requested and skip the led_pin setup */
++      if (of_property_read_bool(np, "gpio-controller")) {
 +              ath9k_register_gpio_chip(sc);
++              return;
++      }
 +
        ath_fill_led_pin(sc);
  
        if (pdata && pdata->leds && pdata->num_leds)
-@@ -183,6 +325,7 @@ void ath_init_leds(struct ath_softc *sc)
+@@ -180,6 +319,7 @@ void ath_init_leds(struct ath_softc *sc)
        ath_create_gpio_led(sc, sc->sc_ah->led_pin, led_name, trigger,
                           !sc->sc_ah->config.led_active_high);
  }