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path: root/drivers/net/wireless/ath/carl9170/phy.c
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Diffstat (limited to 'drivers/net/wireless/ath/carl9170/phy.c')
-rw-r--r--drivers/net/wireless/ath/carl9170/phy.c11
1 files changed, 5 insertions, 6 deletions
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;
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