ath9k: fix calibration on 5 ghz

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28110 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/590-ath9k_fix_5ghz_adc_cal.patch b/package/mac80211/patches/590-ath9k_fix_5ghz_adc_cal.patch
new file mode 100644 (file)
index 0000000..79a2d35
--- /dev/null
+++ b/package/mac80211/patches/590-ath9k_fix_5ghz_adc_cal.patch
@@ -0,0 +1,12 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+@@ -41,7 +41,8 @@ static bool ar9002_hw_is_cal_supported(s
+       case ADC_DC_CAL:
+               /* Run ADC Gain Cal for non-CCK & non 2GHz-HT20 only */
+               if (!IS_CHAN_B(chan) &&
+-                  !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan)))
++                  !((IS_CHAN_2GHZ(chan) || IS_CHAN_A_FAST_CLOCK(ah, chan)) &&
++                    IS_CHAN_HT20(chan)))
+                       supported = true;
+               break;
+       }