diff options
Diffstat (limited to 'package/kernel/mac80211/patches/ath/549-ath9k_enable_gpio_buttons.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/ath/549-ath9k_enable_gpio_buttons.patch | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/package/kernel/mac80211/patches/ath/549-ath9k_enable_gpio_buttons.patch b/package/kernel/mac80211/patches/ath/549-ath9k_enable_gpio_buttons.patch deleted file mode 100644 index 83076b8ae4..0000000000 --- a/package/kernel/mac80211/patches/ath/549-ath9k_enable_gpio_buttons.patch +++ /dev/null @@ -1,143 +0,0 @@ -From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl> -Subject: [PATCH v5 5/8] mac80211: ath9k: enable GPIO buttons - -Enable platform-defined GPIO button support for ath9k device. -Key poller is activated for attached platform buttons. -Requires ath9k GPIO chip access. - -Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl> -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- ---- a/drivers/net/wireless/ath/ath9k/ath9k.h -+++ b/drivers/net/wireless/ath/ath9k/ath9k.h -@@ -1056,6 +1056,7 @@ struct ath_softc { - struct list_head leds; - #ifdef CONFIG_GPIOLIB - struct ath9k_gpio_chip *gpiochip; -+ struct platform_device *btnpdev; /* gpio-keys-polled */ - #endif - #endif - ---- a/drivers/net/wireless/ath/ath9k/gpio.c -+++ b/drivers/net/wireless/ath/ath9k/gpio.c -@@ -17,6 +17,8 @@ - #include "ath9k.h" - #include <linux/ath9k_platform.h> - #include <linux/gpio.h> -+#include <linux/platform_device.h> -+#include <linux/gpio_keys.h> - - #ifdef CPTCFG_MAC80211_LEDS - -@@ -133,6 +135,67 @@ static void ath9k_unregister_gpio_chip(s - sc->gpiochip = NULL; - } - -+/******************/ -+/* GPIO Buttons */ -+/******************/ -+ -+/* add GPIO buttons */ -+static void ath9k_init_buttons(struct ath_softc *sc) -+{ -+ struct ath9k_platform_data *pdata = sc->dev->platform_data; -+ struct platform_device *pdev; -+ struct gpio_keys_platform_data gkpdata; -+ struct gpio_keys_button *bt; -+ int i; -+ -+ if (!sc->gpiochip) -+ return; -+ -+ if (!pdata || !pdata->btns || !pdata->num_btns) -+ return; -+ -+ bt = devm_kmemdup(sc->dev, pdata->btns, -+ pdata->num_btns * sizeof(struct gpio_keys_button), -+ GFP_KERNEL); -+ if (!bt) -+ 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; -+ } -+ -+ memset(&gkpdata, 0, sizeof(struct gpio_keys_platform_data)); -+ gkpdata.buttons = bt; -+ gkpdata.nbuttons = pdata->num_btns; -+ gkpdata.poll_interval = pdata->btn_poll_interval; -+ -+ pdev = platform_device_register_data(sc->dev, "gpio-keys-polled", -+ PLATFORM_DEVID_AUTO, &gkpdata, -+ sizeof(gkpdata)); -+ if (!IS_ERR_OR_NULL(pdev)) -+ sc->btnpdev = pdev; -+ else { -+ sc->btnpdev = NULL; -+ devm_kfree(sc->dev, bt); -+ } -+} -+ -+/* remove GPIO buttons */ -+static void ath9k_deinit_buttons(struct ath_softc *sc) -+{ -+ if (!sc->gpiochip || !sc->btnpdev) -+ return; -+ -+ platform_device_unregister(sc->btnpdev); -+ -+ sc->btnpdev = NULL; -+} -+ - #else /* CONFIG_GPIOLIB */ - - static inline void ath9k_register_gpio_chip(struct ath_softc *sc) -@@ -143,6 +206,14 @@ static inline void ath9k_unregister_gpio - { - } - -+static inline void ath9k_init_buttons(struct ath_softc *sc) -+{ -+} -+ -+static inline void ath9k_deinit_buttons(struct ath_softc *sc) -+{ -+} -+ - #endif /* CONFIG_GPIOLIB */ - - /********************************/ -@@ -266,6 +337,7 @@ void ath_deinit_leds(struct ath_softc *s - { - struct ath_led *led; - -+ ath9k_deinit_buttons(sc); - while (!list_empty(&sc->leds)) { - led = list_first_entry(&sc->leds, struct ath_led, list); - #ifdef CONFIG_GPIOLIB -@@ -305,6 +377,7 @@ void ath_init_leds(struct ath_softc *sc) - } - - ath_fill_led_pin(sc); -+ ath9k_init_buttons(sc); - - if (pdata && pdata->leds && pdata->num_leds) - for (i = 0; i < pdata->num_leds; i++) { ---- a/include/linux/ath9k_platform.h -+++ b/include/linux/ath9k_platform.h -@@ -49,6 +49,10 @@ struct ath9k_platform_data { - - int num_leds; - const struct gpio_led *leds; -+ -+ unsigned num_btns; -+ const struct gpio_keys_button *btns; -+ unsigned btn_poll_interval; - }; - - #endif /* _LINUX_ATH9K_PLATFORM_H */ |