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ath9k_common: always update value in ath9k_cmn_update_txpow 

In some cases the limit may be the same as reg->power_limit, but the
actual value that the hardware uses is not up to date. In that case, a
wrong value for current tx power is tracked internally.
Fix this by unconditionally updating it.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2014-10-22 18:17:35 +02:00 committed by John W. Linville
parent 4f2b244c7d
commit 7632545161
1 changed files with 4 additions and 4 deletions
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8
drivers/net/wireless/ath/ath9k/common.c
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@ -368,11 +368,11 @@ void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
{
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
if (reg->power_limit != new_txpow) {
if (reg->power_limit != new_txpow)
ath9k_hw_set_txpowerlimit(ah, new_txpow, false);
/* read back in case value is clamped */
*txpower = reg->max_power_level;
}
/* read back in case value is clamped */
*txpower = reg->max_power_level;
}
EXPORT_SYMBOL(ath9k_cmn_update_txpow);