From f84f234c6417e3d60b1cfeaf9d16c3bd1c8fe2a5 Mon Sep 17 00:00:00 2001 From: Bill Jordan Date: Wed, 31 Aug 2011 17:51:00 -0400 Subject: [PATCH] ath9k: ath9k_hw_set_txpowerlimit sets previous txpower In commit 9c204b46c7af93e334114bea1f5eeaa6fea9ba07 (ath9k_hw: do not limit initial tx power to 20 dbm), setting of txpower was broken. This patch fixes it by initializing reg_pwr from the new power limit, not the previous value. Signed-off-by: Bill Jordan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/hw.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 16884c416a7e..47d10a4463f1 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2451,13 +2451,13 @@ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test) struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); struct ath9k_channel *chan = ah->curchan; struct ieee80211_channel *channel = chan->chan; - int reg_pwr = min_t(int, MAX_RATE_POWER, regulatory->power_limit); + int reg_pwr = min_t(int, MAX_RATE_POWER, limit); int chan_pwr = channel->max_power * 2; if (test) reg_pwr = chan_pwr = MAX_RATE_POWER; - regulatory->power_limit = min(limit, (u32) MAX_RATE_POWER); + regulatory->power_limit = reg_pwr; ah->eep_ops->set_txpower(ah, chan, ath9k_regd_get_ctl(regulatory, chan),