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ath9k: improve stuck beacon recovery by reading nf values from the hw when a calibration is pending (instead of waiting for the next cal interval) 

SVN-Revision: 22461
lede-17.01
Felix Fietkau 2010-08-02 01:28:27 +00:00
parent 9d2aa5f66f
commit 393db419ec
1 changed files with 3 additions and 1 deletions
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4
package/mac80211/patches/542-ath9k_bstuck_nf_calibrate.patch
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@ -78,7 +78,7 @@
caldata->rawNoiseFloor = h[0].privNF;
return true;
}
@@ -374,3 +407,26 @@ s16 ath9k_hw_getchan_noise(struct ath_hw
@@ -374,3 +407,28 @@ s16 ath9k_hw_getchan_noise(struct ath_hw
return ah->caldata->rawNoiseFloor;
}
EXPORT_SYMBOL(ath9k_hw_getchan_noise);
@ -100,6 +100,8 @@
+ */
+ if (!caldata->nfcal_pending)
+ ath9k_hw_start_nfcal(ah, true);
+ else if (!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF))
+ ath9k_hw_getnf(ah, ah->curchan);
+
+ caldata->nfcal_interference = true;
+}