UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ath9k_hw: Fix calibration for AR9287 devices 

AR9287 based devices have issues with ADC gain calibration
which would cause uplink throughput drops in HT40 mode.
Remove ADC gain from the supported calibration algorithms.

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan 2011-01-04 13:16:54 +05:30 committed by John W. Linville
parent 6cae913d6c
commit 07422063d4
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/ath/ath9k/ar9002_calib.c
View File

@ -954,6 +954,9 @@ static void ar9002_hw_init_cal_settings(struct ath_hw *ah)
&adc_dc_cal_multi_sample;
}
ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
if (AR_SREV_9287(ah))
ah->supp_cals &= ~ADC_GAIN_CAL;
}
}