From: Sujith <Sujith.Manoharan@atheros.com>
Date: Mon, 13 Apr 2009 16:26:43 +0000 (+0530)
Subject: ath9k: Fix bug in determining calibration support
X-Git-Tag: v2.6.30.1~43
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d62dbfe5039d21aea0d8f024ce4a709ce9e474c6;p=thirdparty%2Fkernel%2Fstable.git

ath9k: Fix bug in determining calibration support

commit a451aa66dcb14efcb7addf1d8edcac8df76a97b6 upstream.

ADC gain calibration has to be done for all non 2GHZ-HT20 channels.
Regression from "ath9k: use ieee80211_conf on ath9k_hw_iscal_supported()"

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/net/wireless/ath9k/calib.c b/drivers/net/wireless/ath9k/calib.c
index b588ccd41a111..163aa554eaee2 100644
--- a/drivers/net/wireless/ath9k/calib.c
+++ b/drivers/net/wireless/ath9k/calib.c
@@ -284,8 +284,8 @@ static bool ath9k_hw_iscal_supported(struct ath_hw *ah,
 		return true;
 	case ADC_GAIN_CAL:
 	case ADC_DC_CAL:
-		if (conf->channel->band == IEEE80211_BAND_5GHZ &&
-		  conf_is_ht20(conf))
+		if (!(conf->channel->band == IEEE80211_BAND_2GHZ &&
+		      conf_is_ht20(conf)))
 			return true;
 		break;
 	}