Author: nbd
Date: 2014-06-12 13:41:08 +0200 (Thu, 12 Jun 2014)
New Revision: 41155

Added:
   trunk/package/kernel/mac80211/patches/566-ath9k_nfcal_xor_percal.patch
Log:
ath9k: make noise floor calibration and periodic calibration mutually exclusive

Signed-off-by: Felix Fietkau <[email protected]>

Added: trunk/package/kernel/mac80211/patches/566-ath9k_nfcal_xor_percal.patch
===================================================================
--- trunk/package/kernel/mac80211/patches/566-ath9k_nfcal_xor_percal.patch      
                        (rev 0)
+++ trunk/package/kernel/mac80211/patches/566-ath9k_nfcal_xor_percal.patch      
2014-06-12 11:41:08 UTC (rev 41155)
@@ -0,0 +1,42 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+@@ -660,7 +660,6 @@ static void ar9002_hw_olc_temp_compensat
+ static int ar9002_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
+                              u8 rxchainmask, bool longcal)
+ {
+-      bool iscaldone = true;
+       struct ath9k_cal_list *currCal = ah->cal_list_curr;
+       bool nfcal, nfcal_pending = false;
+       int ret;
+@@ -672,15 +671,13 @@ static int ar9002_hw_calibrate(struct at
+       if (currCal && !nfcal &&
+           (currCal->calState == CAL_RUNNING ||
+            currCal->calState == CAL_WAITING)) {
+-              iscaldone = ar9002_hw_per_calibration(ah, chan,
+-                                                    rxchainmask, currCal);
+-              if (iscaldone) {
+-                      ah->cal_list_curr = currCal = currCal->calNext;
+-
+-                      if (currCal->calState == CAL_WAITING) {
+-                              iscaldone = false;
+-                              ath9k_hw_reset_calibration(ah, currCal);
+-                      }
++              if (!ar9002_hw_per_calibration(ah, chan, rxchainmask, currCal))
++                      return 0;
++
++              ah->cal_list_curr = currCal = currCal->calNext;
++              if (currCal->calState == CAL_WAITING) {
++                      ath9k_hw_reset_calibration(ah, currCal);
++                      return 0;
+               }
+       }
+ 
+@@ -710,7 +707,7 @@ static int ar9002_hw_calibrate(struct at
+               }
+       }
+ 
+-      return iscaldone;
++      return 1;
+ }
+ 
+ /* Carrier leakage Calibration fix */
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