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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 16:17:27 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 16:17:27 +0000
commit67f0e148a3825064a89bf3f81dd181cd8bbf6210 (patch)
tree6cc861684ec86fbf1fc8432afeb49b35b54cdc7d
parent133a146ff18363de42115e1ec4155e5c203dd152 (diff)
downloadopenwrt-67f0e148a3825064a89bf3f81dd181cd8bbf6210.tar.gz
openwrt-67f0e148a3825064a89bf3f81dd181cd8bbf6210.zip
ath9k: fix invalid register access on single-stream ar93xx devices (backport of r33628)
git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33629 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--package/mac80211/patches/567-ath9k_ani_mrc_fix.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/package/mac80211/patches/567-ath9k_ani_mrc_fix.patch b/package/mac80211/patches/567-ath9k_ani_mrc_fix.patch
new file mode 100644
index 000000000..80c9b2a3e
--- /dev/null
+++ b/package/mac80211/patches/567-ath9k_ani_mrc_fix.patch
@@ -0,0 +1,13 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -1035,6 +1035,10 @@ static bool ar9003_hw_ani_control(struct
+ * is_on == 0 means MRC CCK is OFF (more noise imm)
+ */
+ bool is_on = param ? 1 : 0;
++
++ if (ah->caps.rx_chainmask == 1)
++ break;
++
+ REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
+ AR_PHY_MRC_CCK_ENABLE, is_on);
+ REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,