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ath9k: fix LED related crashes on AR913x

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28809 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-11-07 20:14:09 +00:00
parent 184801cc6b
commit 0a146d2694
1 changed files with 30 additions and 0 deletions
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30
package/mac80211/patches/562-ath9k_fix_led.patch Normal file
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@ -0,0 +1,30 @@
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1056,9 +1056,11 @@ static int ath9k_start(struct ieee80211_
goto mutex_unlock;
}
- ath9k_hw_cfg_output(ah, ah->led_pin,
- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
- ath9k_hw_set_gpio(ah, ah->led_pin, 0);
+ if (ah->led_pin >= 0) {
+ ath9k_hw_cfg_output(ah, ah->led_pin,
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ ath9k_hw_set_gpio(ah, ah->led_pin, 0);
+ }
/*
* Reset key cache to sane defaults (all entries cleared) instead of
@@ -1209,8 +1211,10 @@ static void ath9k_stop(struct ieee80211_
spin_lock_bh(&sc->sc_pcu_lock);
- ath9k_hw_set_gpio(ah, ah->led_pin, 1);
- ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
+ if (ah->led_pin >= 0) {
+ ath9k_hw_set_gpio(ah, ah->led_pin, 1);
+ ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
+ }
ath_prepare_reset(sc, false, true);