diff options
| author |   Christian Lamparter <chunkeey@googlemail.com> | 2010-09-17 22:42:37 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2010-09-21 11:05:21 -0400 |
| commit | 9adc9e0ff397fb2d4f383cc2d399b18adc32e6eb (patch) | |
| tree | 64b9b6ef3ce64dbc179df66414ed0bb6d047e7ce /drivers/net/wireless/ath/carl9170 | |
| parent | carl9170: fix noise dBm conversion (diff) | |
| download | linux-dev-9adc9e0ff397fb2d4f383cc2d399b18adc32e6eb.tar.xz linux-dev-9adc9e0ff397fb2d4f383cc2d399b18adc32e6eb.zip | |
carl9170: don't load bogus nf of chain 1
According to Atheros, chain 1 is not connected.
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/carl9170')
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/carl9170.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/debug.c | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/phy.c | 11 |
3 files changed, 9 insertions, 12 deletions
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h index 9f1d60359061..d43675aca0bb 100644 --- a/drivers/net/wireless/ath/carl9170/carl9170.h +++ b/drivers/net/wireless/ath/carl9170/carl9170.h @@ -321,7 +321,7 @@ struct ar9170 { /* PHY */ struct ieee80211_channel *channel; - int noise[6]; + int noise[4]; unsigned int chan_fail; unsigned int total_chan_fail; u8 heavy_clip; diff --git a/drivers/net/wireless/ath/carl9170/debug.c b/drivers/net/wireless/ath/carl9170/debug.c index 3e9b0e8b2b8c..19b48369ffed 100644 --- a/drivers/net/wireless/ath/carl9170/debug.c +++ b/drivers/net/wireless/ath/carl9170/debug.c @@ -436,12 +436,10 @@ static char *carl9170_debugfs_phy_noise_read(struct ar9170 *ar, char *buf, return buf; } - ADD(buf, *len, bufsize, "Chain 1: %10d dBm, ext. chan.:%10d dBm\n", - ar->noise[1], ar->noise[4]); + ADD(buf, *len, bufsize, "Chain 0: %10d dBm, ext. chan.:%10d dBm\n", + ar->noise[0], ar->noise[2]); ADD(buf, *len, bufsize, "Chain 2: %10d dBm, ext. chan.:%10d dBm\n", - ar->noise[2], ar->noise[5]); - ADD(buf, *len, bufsize, "Combined %10d dBm, ext. chan.:%10d dBm\n", - ar->noise[0], ar->noise[3]); + ar->noise[1], ar->noise[3]); return buf; } diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index 7df8f711f5d8..fa349b86ea62 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -1566,9 +1566,8 @@ static int carl9170_calc_noise_dbm(u32 raw_noise) int carl9170_get_noisefloor(struct ar9170 *ar) { static const u32 phy_regs[] = { - AR9170_PHY_REG_CCA, AR9170_PHY_REG_CH1_CCA, - AR9170_PHY_REG_CH2_CCA, AR9170_PHY_REG_EXT_CCA, - AR9170_PHY_REG_CH1_EXT_CCA, AR9170_PHY_REG_CH2_EXT_CCA }; + AR9170_PHY_REG_CCA, AR9170_PHY_REG_CH2_CCA, + AR9170_PHY_REG_EXT_CCA, AR9170_PHY_REG_CH2_EXT_CCA }; u32 phy_res[ARRAY_SIZE(phy_regs)]; int err, i; @@ -1578,12 +1577,12 @@ int carl9170_get_noisefloor(struct ar9170 *ar) if (err) return err; - for (i = 0; i < 3; i++) { + for (i = 0; i < 2; i++) { ar->noise[i] = carl9170_calc_noise_dbm( (phy_res[i] >> 19) & 0x1ff); - ar->noise[i + 3] = carl9170_calc_noise_dbm( - (phy_res[i + 3] >> 23) & 0x1ff); + ar->noise[i + 2] = carl9170_calc_noise_dbm( + (phy_res[i + 2] >> 23) & 0x1ff); } return 0; |