ath9k_hw: remove get_channel_noise function

currently ath9k_hw_getchan_noise is not used anywhere

Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 0 insertions, 9 deletions

diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index fe3c10e6b276..558b228a717f 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -409,14 +409,6 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
         }
 }
 
-s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan)
-{
-        if (!ah->curchan || !ah->curchan->noisefloor)
-                return ath9k_hw_get_default_nf(ah, chan);
-
-        return ah->curchan->noisefloor;
-}
-EXPORT_SYMBOL(ath9k_hw_getchan_noise);
 
 void ath9k_hw_bstuck_nfcal(struct ath_hw *ah)
 {
diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h
index b8973eb8d858..4420780fa3b8 100644
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -106,7 +106,6 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
 void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
                                   struct ath9k_channel *chan);
 void ath9k_hw_bstuck_nfcal(struct ath_hw *ah);
-s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
 void ath9k_hw_reset_calibration(struct ath_hw *ah,
                                 struct ath9k_cal_list *currCal);