From 75faae8b80171b447bfc4bac448308676fb8a663 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 28 Mar 2011 13:31:30 +0200 Subject: rt2x00: Restructure bw_comp calculation Move the HT40 check inside the calculation function to make it easier for a later cleanup. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 2ee6cebb9b2..2f8af7a806e 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1819,11 +1819,15 @@ static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev, u16 eeprom; u8 comp_en; u8 comp_type; - int comp_value; + int comp_value = 0; rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom); - if (eeprom == 0xffff) + /* + * HT40 compensation not required. + */ + if (eeprom == 0xffff || + !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) return 0; if (band == IEEE80211_BAND_2GHZ) { @@ -1865,13 +1869,12 @@ static u8 rt2800_compesate_txpower(struct rt2x00_dev *rt2x00dev, u8 eirp_txpower; u8 eirp_txpower_criterion; u8 reg_limit; - int bw_comp = 0; + int bw_comp; if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b)) return txpower; - if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) - bw_comp = rt2800_get_txpower_bw_comp(rt2x00dev, band); + bw_comp = rt2800_get_txpower_bw_comp(rt2x00dev, band); if (test_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags)) { /* -- cgit v1.2.3-70-g09d2