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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.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c
index fe265e3e6ac4..7df8f711f5d8 100644
--- a/drivers/net/wireless/ath/carl9170/phy.c
+++ b/drivers/net/wireless/ath/carl9170/phy.c
@@ -1558,9 +1558,9 @@ static int carl9170_set_power_cal(struct ar9170 *ar, u32 freq,
static int carl9170_calc_noise_dbm(u32 raw_noise)
{
if (raw_noise & 0x100)
- return ~((raw_noise & 0x0ff) >> 1);
+ return ~0x1ff | raw_noise;
else
- return (raw_noise & 0xff) >> 1;
+ return raw_noise;
}
int carl9170_get_noisefloor(struct ar9170 *ar)