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ath9k: fix initial noise floor calibration on older chips

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 41156
This commit is contained in:
Felix Fietkau 2014-06-12 11:41:12 +00:00
parent f3e37c359d
commit c77311f689
1 changed files with 25 additions and 0 deletions
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25
package/kernel/mac80211/patches/567-ath9k_fix_init_nfcal.patch Normal file
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@ -0,0 +1,25 @@
--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
@@ -854,6 +854,7 @@ static bool ar9002_hw_init_cal(struct at
/* Do PA Calibration */
ar9002_hw_pa_cal(ah, true);
+ ath9k_hw_start_nfcal(ah, true);
if (ah->caldata)
set_bit(NFCAL_PENDING, &ah->caldata->cal_flags);
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1969,8 +1969,10 @@ int ath9k_hw_reset(struct ath_hw *ah, st
if (ath9k_hw_mci_is_enabled(ah))
ar9003_mci_check_bt(ah);
- ath9k_hw_loadnf(ah, chan);
- ath9k_hw_start_nfcal(ah, true);
+ if (AR_SREV_9300_20_OR_LATER(ah)) {
+ ath9k_hw_loadnf(ah, chan);
+ ath9k_hw_start_nfcal(ah, true);
+ }
if (AR_SREV_9300_20_OR_LATER(ah))
ar9003_hw_bb_watchdog_config(ah);