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authorFelix Fietkau <nbd@openwrt.org>2011-08-29 12:01:06 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-08-29 12:01:06 +0000
commit88027313b163121206fd04e136398b1deefcd037 (patch)
tree9c4e280275f6c88910912a66dfd58b809b8e4e8c
parentbe0d9ce2cb1ba7435b39bbb6a611ea0a0666cdc2 (diff)
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ath9k: use cold reset instead of warm reset on ar9280 to make recovery from stuck states more reliable
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28118 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--package/mac80211/patches/593-ath9k_ar9280_cold_reset.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/package/mac80211/patches/593-ath9k_ar9280_cold_reset.patch b/package/mac80211/patches/593-ath9k_ar9280_cold_reset.patch
new file mode 100644
index 0000000000..0f770fc04b
--- /dev/null
+++ b/package/mac80211/patches/593-ath9k_ar9280_cold_reset.patch
@@ -0,0 +1,23 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1368,10 +1368,16 @@ static bool ath9k_hw_set_reset_reg(struc
+ static bool ath9k_hw_chip_reset(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+ {
+- if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
+- if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
+- return false;
+- } else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
++ int reset_type = ATH9K_RESET_WARM;
++
++ if (AR_SREV_9280(ah)) {
++ if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
++ reset_type = ATH9K_RESET_POWER_ON;
++ else
++ reset_type = ATH9K_RESET_COLD;
++ }
++
++ if (!ath9k_hw_set_reset_reg(ah, reset_type))
+ return false;
+
+ if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))