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| author | Lukáš Turek <8an@praha12.net> | 2009-11-19 23:02:02 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-11-23 17:05:29 -0500 |
| commit | f1cf2dbd0f798b71b1590e7aca6647f2caef1649 (patch) | |
| tree | b5b6a0e0242818329b4914352df7a868e58cd235 | |
| parent | 98e3ac99e25601c3fb83dc91367d76f864496847 (diff) | |
| download | linux-3.10-f1cf2dbd0f798b71b1590e7aca6647f2caef1649.tar.gz linux-3.10-f1cf2dbd0f798b71b1590e7aca6647f2caef1649.tar.bz2 linux-3.10-f1cf2dbd0f798b71b1590e7aca6647f2caef1649.zip | |
ath5k: Fix I/Q calibration
The sign of correction coefficients was lost in the calculations, which
caused high packetloss in 802.11a mode after the results were applied.
Fixed by removing unneccesary and broken AND with a bit mask.
Signed-off-by: Lukas Turek <8an@praha12.net>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/phy.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index 721ec5ee381..bbfdcd5e7cb 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -1399,7 +1399,7 @@ static int ath5k_hw_rf511x_calibrate(struct ath5k_hw *ah, if (i_coffd == 0 || q_coffd == 0) goto done; - i_coff = ((-iq_corr) / i_coffd) & 0x3f; + i_coff = ((-iq_corr) / i_coffd); /* Boundary check */ if (i_coff > 31) @@ -1407,7 +1407,7 @@ static int ath5k_hw_rf511x_calibrate(struct ath5k_hw *ah, if (i_coff < -32) i_coff = -32; - q_coff = (((s32)i_pwr / q_coffd) - 128) & 0x1f; + q_coff = (((s32)i_pwr / q_coffd) - 128); /* Boundary check */ if (q_coff > 15) |