1 files changed, 14 insertions, 4 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 5a065039913..4674ea8c9c9 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -68,6 +68,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
                                       u8 rxchainmask,
                                       struct ath9k_cal_list *currCal)
 {
+        struct ath9k_hw_cal_data *caldata = ah->caldata;
         /* Cal is assumed not done until explicitly set below */
         bool iscaldone = false;
 
@@ -95,7 +96,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
                                 currCal->calData->calPostProc(ah, numChains);
 
                                 /* Calibration has finished. */
-                                ichan->CalValid |= currCal->calData->calType;
+                                caldata->CalValid |= currCal->calData->calType;
                                 currCal->calState = CAL_DONE;
                                 iscaldone = true;
                         } else {
@@ -106,7 +107,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
                         ar9003_hw_setup_calibration(ah, currCal);
                         }
                 }
-        } else if (!(ichan->CalValid & currCal->calData->calType)) {
+        } else if (!(caldata->CalValid & currCal->calData->calType)) {
                 /* If current cal is marked invalid in channel, kick it off */
                 ath9k_hw_reset_calibration(ah, currCal);
         }
@@ -149,6 +150,12 @@ static bool ar9003_hw_calibrate(struct ath_hw *ah,
         /* Do NF cal only at longer intervals */
         if (longcal) {
                 /*
+                 * Get the value from the previous NF cal and update
+                 * history buffer.
+                 */
+                ath9k_hw_getnf(ah, chan);
+
+                /*
                  * Load the NF from history buffer of the current channel.
                  * NF is slow time-variant, so it is OK to use a historical
                  * value.
@@ -156,7 +163,7 @@ static bool ar9003_hw_calibrate(struct ath_hw *ah,
                 ath9k_hw_loadnf(ah, ah->curchan);
 
                 /* start NF calibration, without updating BB NF register */
-                ath9k_hw_start_nfcal(ah);
+                ath9k_hw_start_nfcal(ah, false);
         }
 
         return iscaldone;
@@ -762,6 +769,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
         /* Revert chainmasks to their original values before NF cal */
         ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
 
+        ath9k_hw_start_nfcal(ah, true);
+
         /* Initialize list pointers */
         ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
 
@@ -785,7 +794,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
         if (ah->cal_list_curr)
                 ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
 
-        chan->CalValid = 0;
+        if (ah->caldata)
+                ah->caldata->CalValid = 0;
 
         return true;
 }