ath9k: remove the noise floor value in the ani struct

common->ani.noise_floor is now only used for a similar redundant debug
message similar to the one that was removed from ath9k_htc in an earlier
patch. Remove it from ath9k as well now.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 0 insertions, 12 deletions

diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index dd236c3b52f6..5894fcc2c628 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -35,7 +35,6 @@ static const u8 ath_bcast_mac[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 
 struct ath_ani {
         bool caldone;
-        int16_t noise_floor;
         unsigned int longcal_timer;
         unsigned int shortcal_timer;
         unsigned int resetcal_timer;
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index de3393867e37..11dc3ac20cd6 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -506,7 +506,6 @@ static void ath9k_init_misc(struct ath_softc *sc)
         struct ath_common *common = ath9k_hw_common(sc->sc_ah);
         int i = 0;
 
-        common->ani.noise_floor = ATH_DEFAULT_NOISE_FLOOR;
         setup_timer(&common->ani.timer, ath_ani_calibrate, (unsigned long)sc);
 
         sc->config.txpowlimit = ATH_TXPOWER_MAX;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index fcba402d5a1e..a801a08c4da2 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -459,16 +459,6 @@ void ath_ani_calibrate(unsigned long data)
                                                    ah->curchan,
                                                    common->rx_chainmask,
                                                    longcal);
-
-                        if (longcal)
-                                common->ani.noise_floor = ath9k_hw_getchan_noise(ah,
-                                                                     ah->curchan);
-
-                        ath_print(common, ATH_DBG_ANI,
-                                  " calibrate chan %u/%x nf: %d\n",
-                                  ah->curchan->channel,
-                                  ah->curchan->channelFlags,
-                                  common->ani.noise_floor);
                 }
         }