mac80211: ath9k: set default state for platform LEDs

Support default state for platform LEDs connected to ath9k device.
Now LEDs are correctly set on or off at ath9k module initialization.

Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
Acked-by: Hartmut Knaack <knaack.h@gmx.de>
SVN-Revision: 48880

diff --git a/package/kernel/mac80211/patches/547-ath9k_led_defstate_fix.patch b/package/kernel/mac80211/patches/547-ath9k_led_defstate_fix.patch
new file mode 100644 (file)
index 0000000..db0b619
--- /dev/null
+++ b/package/kernel/mac80211/patches/547-ath9k_led_defstate_fix.patch
@@ -0,0 +1,29 @@
+From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Date: Sun, 31 Jan 2016 20:48:49 +0100
+Subject: [PATCH v4 2/8] mac80211: ath9k: set default state for platform LEDs
+
+Support default state for platform LEDs connected to ath9k device.
+Now LEDs are correctly set on or off at ath9k module initialization.
+Very useful if power LED is connected to wireless chip.
+
+Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+---
+ gpio.c |    7 +++++--
+ 1 file changed, 5 insertions(+), 2 deletions(-)
+
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -54,8 +54,11 @@ static int ath_add_led(struct ath_softc
+       ath9k_hw_cfg_output(sc->sc_ah, gpio->gpio,
+                           AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ 
+-      /* LED off */
+-      ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
++      /* Set default LED state */
++      if (gpio->default_state == LEDS_GPIO_DEFSTATE_ON)
++              ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, !gpio->active_low);
++      else
++              ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
+ 
+       return 0;
+ }