commit: c1227340ca65c2069222a956a68b6842d460c4f4
From: Felix Fietkau <n...@openwrt.org>
Date: Wed, 27 Jul 2011 15:01:02 +0200
Subject: [PATCH] ath9k: initialize tx chainmask before testing channel tx
power values
With an uninitialized chainmask, the per-channel power will only contain
the power limits for a single chain instead of the combined tx power.
Signed-off-by: Felix Fietkau <n...@openwrt.org>
Cc: sta...@kernel.org
Signed-off-by: John W. Linville <linvi...@tuxdriver.com>
---
drivers/net/wireless/ath/ath9k/init.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/init.c
b/drivers/net/wireless/ath/ath9k/init.c
index dceaa4a..2e96346 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -669,8 +669,10 @@ static void ath9k_init_band_txpower(struct ath_softc *sc,
int band)
static void ath9k_init_txpower_limits(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath9k_channel *curchan = ah->curchan;
+ ah->txchainmask = common->tx_chainmask;
if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ);
if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
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