mac80211: backport from trunk r48782 + required kernel patches and mt76, mwlwifi

[15.05/openwrt.git] / package / kernel / mac80211 / patches / 306-ath9k-do-not-reset-while-BB-panic-0x4000409-on-ar956.patch

diff --git a/package/kernel/mac80211/patches/306-ath9k-do-not-reset-while-BB-panic-0x4000409-on-ar956.patch b/package/kernel/mac80211/patches/306-ath9k-do-not-reset-while-BB-panic-0x4000409-on-ar956.patch
new file mode 100644 (file)
index 0000000..cf8194a
--- /dev/null
+++ b/package/kernel/mac80211/patches/306-ath9k-do-not-reset-while-BB-panic-0x4000409-on-ar956.patch
@@ -0,0 +1,31 @@
+From: Miaoqing Pan <miaoqing@codeaurora.org>
+Date: Fri, 15 Jan 2016 18:17:19 +0800
+Subject: [PATCH] ath9k: do not reset while BB panic(0x4000409) on ar9561
+
+BB panic(0x4000409) observed while AP enabling/disabling
+bursting.
+
+Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -2071,7 +2071,8 @@ void ar9003_hw_attach_phy_ops(struct ath
+  *             to be disabled.
+  *
+  * 0x04000409: Packet stuck on receive.
+- *             Full chip reset is required for all chips except AR9340.
++ *             Full chip reset is required for all chips except
++ *           AR9340, AR9531 and AR9561.
+  */
+ 
+ /*
+@@ -2100,7 +2101,7 @@ bool ar9003_hw_bb_watchdog_check(struct
+       case 0x04000b09:
+               return true;
+       case 0x04000409:
+-              if (AR_SREV_9340(ah) || AR_SREV_9531(ah))
++              if (AR_SREV_9340(ah) || AR_SREV_9531(ah) || AR_SREV_9561(ah))
+                       return false;
+               else
+                       return true;