ath9k_hw: Add support to reuse Carrier leak calibration

This patch adds support to reuse Carrier leak calibration
during fast channel change for AR9480 chips.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index e51d93d3..0aa0584 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1707,8 +1707,10 @@
 
 	ath9k_hw_init_bb(ah, chan);
 
-	if (caldata)
+	if (caldata) {
 		caldata->done_txiqcal_once = false;
+		caldata->done_txclcal_once = false;
+	}
 	if (!ath9k_hw_init_cal(ah, chan))
 		return -EIO;