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ath9k: unset the default LED pin if used by platform buttons

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Unset the default LED gpio pin if the same gpio pin is used by a button
defined via platform button. It prevents the change of the GPIO value
on wireless up/down or wireless traffic.

Fixes: FS#1129

Signed-off-by: Mathias Kresin <dev@kresin.me>
This commit is contained in:
Mathias Kresin 2017-11-03 07:25:21 +01:00
parent c4c72a9a42
commit 8d3857a347
1 changed files with 7 additions and 4 deletions
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11
package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch
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@ -29,7 +29,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
#ifdef CPTCFG_MAC80211_LEDS
@@ -129,6 +131,64 @@ static void ath9k_unregister_gpio_chip(s
@@ -129,6 +131,67 @@ static void ath9k_unregister_gpio_chip(s
sc->gpiochip = NULL;
}
@ -59,6 +59,9 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ return;
+
+ for (i = 0; i < pdata->num_btns; i++) {
+ if (pdata->btns[i].gpio == sc->sc_ah->led_pin)
+ sc->sc_ah->led_pin = -1;
+
+ ath9k_hw_gpio_request_in(sc->sc_ah, pdata->btns[i].gpio,
+ "ath9k-gpio");
+ bt[i].gpio = sc->gpiochip->gchip.base + pdata->btns[i].gpio;
@ -94,7 +97,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
#else /* CONFIG_GPIOLIB */
static inline void ath9k_register_gpio_chip(struct ath_softc *sc)
@@ -139,6 +199,14 @@ static inline void ath9k_unregister_gpio
@@ -139,6 +202,14 @@ static inline void ath9k_unregister_gpio
{
}
@ -109,7 +112,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
#endif /* CONFIG_GPIOLIB */
/********************************/
@@ -262,6 +330,7 @@ void ath_deinit_leds(struct ath_softc *s
@@ -262,6 +333,7 @@ void ath_deinit_leds(struct ath_softc *s
{
struct ath_led *led;
@ -117,7 +120,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
while (!list_empty(&sc->leds)) {
led = list_first_entry(&sc->leds, struct ath_led, list);
#ifdef CONFIG_GPIOLIB
@@ -301,6 +370,7 @@ void ath_init_leds(struct ath_softc *sc)
@@ -301,6 +373,7 @@ void ath_init_leds(struct ath_softc *sc)
}
ath_fill_led_pin(sc);