ath9k_hw: merge ath9k_hw_ani_monitor_old and ath9k_hw_ani_monitor_new

After the last rounds of cleanup, these functions are now functionally
equivalent and can thus be merged.
Also get rid of some excessive (and redundant) debug messages.

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

5 files changed, 3 insertions, 101 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c
index b9595647810a..f2a907b4acb8 100644
--- a/drivers/net/wireless/ath/ath9k/ani.c
+++ b/drivers/net/wireless/ath/ath9k/ani.c
@@ -730,40 +730,7 @@ static void ath9k_hw_ani_read_counters(struct ath_hw *ah)
 
 }
 
-static void ath9k_hw_ani_monitor_old(struct ath_hw *ah,
-                                     struct ath9k_channel *chan)
-{
-        struct ar5416AniState *aniState;
-
-        if (!DO_ANI(ah))
-                return;
-
-        aniState = &ah->curchan->ani;
-        ath9k_hw_ani_read_counters(ah);
-
-        if (aniState->listenTime > 5 * ah->aniperiod) {
-                if (aniState->ofdmPhyErrCount <= aniState->listenTime *
-                    ah->config.ofdm_trig_low / 1000 &&
-                    aniState->cckPhyErrCount <= aniState->listenTime *
-                    ah->config.cck_trig_low / 1000)
-                        ath9k_hw_ani_lower_immunity(ah);
-                ath9k_ani_restart(ah);
-        } else if (aniState->listenTime > ah->aniperiod) {
-                if (aniState->ofdmPhyErrCount > aniState->listenTime *
-                    ah->config.ofdm_trig_high / 1000) {
-                        ath9k_hw_ani_ofdm_err_trigger(ah);
-                        ath9k_ani_restart(ah);
-                } else if (aniState->cckPhyErrCount >
-                           aniState->listenTime * ah->config.cck_trig_high /
-                           1000) {
-                        ath9k_hw_ani_cck_err_trigger(ah);
-                        ath9k_ani_restart(ah);
-                }
-        }
-}
-
-static void ath9k_hw_ani_monitor_new(struct ath_hw *ah,
-                                     struct ath9k_channel *chan)
+void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan)
 {
         struct ar5416AniState *aniState;
         struct ath_common *common = ath9k_hw_common(ah);
@@ -794,54 +761,26 @@ static void ath9k_hw_ani_monitor_new(struct ath_hw *ah,
         if (aniState->listenTime > 5 * ah->aniperiod) {
                 if (ofdmPhyErrRate <= ah->config.ofdm_trig_low &&
                     cckPhyErrRate <= ah->config.cck_trig_low) {
-                        ath_print(common, ATH_DBG_ANI,
-                                  "1. listenTime=%d OFDM:%d errs=%d/s(<%d)  "
-                                  "CCK:%d errs=%d/s(<%d) -> "
-                                  "ath9k_hw_ani_lower_immunity()\n",
-                                  aniState->listenTime,
-                                  aniState->ofdmNoiseImmunityLevel,
-                                  ofdmPhyErrRate,
-                                  ah->config.ofdm_trig_low,
-                                  aniState->cckNoiseImmunityLevel,
-                                  cckPhyErrRate,
-                                  ah->config.cck_trig_low);
                         ath9k_hw_ani_lower_immunity(ah);
                         aniState->ofdmsTurn = !aniState->ofdmsTurn;
                 }
-                ath_print(common, ATH_DBG_ANI,
-                          "1 listenTime=%d ofdm=%d/s cck=%d/s - "
-                          "calling ath9k_ani_restart()\n",
-                          aniState->listenTime, ofdmPhyErrRate, cckPhyErrRate);
                 ath9k_ani_restart(ah);
         } else if (aniState->listenTime > ah->aniperiod) {
                 /* check to see if need to raise immunity */
                 if (ofdmPhyErrRate > ah->config.ofdm_trig_high &&
                     (cckPhyErrRate <= ah->config.cck_trig_high ||
                      aniState->ofdmsTurn)) {
-                        ath_print(common, ATH_DBG_ANI,
-                                  "2 listenTime=%d OFDM:%d errs=%d/s(>%d) -> "
-                                  "ath9k_hw_ani_ofdm_err_trigger()\n",
-                                  aniState->listenTime,
-                                  aniState->ofdmNoiseImmunityLevel,
-                                  ofdmPhyErrRate,
-                                  ah->config.ofdm_trig_high);
                         ath9k_hw_ani_ofdm_err_trigger(ah);
                         ath9k_ani_restart(ah);
                         aniState->ofdmsTurn = false;
                 } else if (cckPhyErrRate > ah->config.cck_trig_high) {
-                        ath_print(common, ATH_DBG_ANI,
-                                 "3 listenTime=%d CCK:%d errs=%d/s(>%d) -> "
-                                 "ath9k_hw_ani_cck_err_trigger()\n",
-                                 aniState->listenTime,
-                                 aniState->cckNoiseImmunityLevel,
-                                 cckPhyErrRate,
-                                 ah->config.cck_trig_high);
                         ath9k_hw_ani_cck_err_trigger(ah);
                         ath9k_ani_restart(ah);
                         aniState->ofdmsTurn = true;
                 }
         }
 }
+EXPORT_SYMBOL(ath9k_hw_ani_monitor);
 
 void ath9k_enable_mib_counters(struct ath_hw *ah)
 {
@@ -1065,21 +1004,3 @@ void ath9k_hw_ani_init(struct ath_hw *ah)
         ath9k_ani_restart(ah);
         ath9k_enable_mib_counters(ah);
 }
-
-void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah)
-{
-        struct ath_hw_ops *ops = ath9k_hw_ops(ah);
-
-        ops->ani_monitor = ath9k_hw_ani_monitor_old;
-
-        ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v1\n");
-}
-
-void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah)
-{
-        struct ath_hw_ops *ops = ath9k_hw_ops(ah);
-
-        ops->ani_monitor = ath9k_hw_ani_monitor_new;
-
-        ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v2\n");
-}
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
index 78bdf0cec5f0..a0471f2e1c7a 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
@@ -572,11 +572,6 @@ void ar9002_hw_attach_ops(struct ath_hw *ah)
 
         ar9002_hw_attach_calib_ops(ah);
         ar9002_hw_attach_mac_ops(ah);
-
-        if (modparam_force_new_ani)
-                ath9k_hw_attach_ani_ops_new(ah);
-        else
-                ath9k_hw_attach_ani_ops_old(ah);
 }
 
 void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
index 064168909108..02c970819f79 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
@@ -333,6 +333,4 @@ void ar9003_hw_attach_ops(struct ath_hw *ah)
         ar9003_hw_attach_phy_ops(ah);
         ar9003_hw_attach_calib_ops(ah);
         ar9003_hw_attach_mac_ops(ah);
-
-        ath9k_hw_attach_ani_ops_new(ah);
 }
diff --git a/drivers/net/wireless/ath/ath9k/hw-ops.h b/drivers/net/wireless/ath/ath9k/hw-ops.h
index 6564d1f0ffb1..0a4ad348b699 100644
--- a/drivers/net/wireless/ath/ath9k/hw-ops.h
+++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
@@ -128,12 +128,6 @@ static inline void ath9k_hw_set11n_virtualmorefrag(struct ath_hw *ah, void *ds,
         ath9k_hw_ops(ah)->set11n_virtualmorefrag(ah, ds, vmf);
 }
 
-static inline void ath9k_hw_ani_monitor(struct ath_hw *ah,
-                                        struct ath9k_channel *chan)
-{
-        ath9k_hw_ops(ah)->ani_monitor(ah, chan);
-}
-
 /* Private hardware call ops */
 
 /* PHY ops */
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index c982a24146d2..87627dd63463 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -564,9 +564,6 @@ struct ath_hw_private_ops {
  *
  * @config_pci_powersave:
  * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
- *
- * @ani_monitor: called periodically by the core driver to collect
- *      MIB stats and adjust ANI if specific thresholds have been reached.
  */
 struct ath_hw_ops {
         void (*config_pci_powersave)(struct ath_hw *ah,
@@ -607,8 +604,6 @@ struct ath_hw_ops {
                                      u32 burstDuration);
         void (*set11n_virtualmorefrag)(struct ath_hw *ah, void *ds,
                                        u32 vmf);
-
-        void (*ani_monitor)(struct ath_hw *ah, struct ath9k_channel *chan);
 };
 
 struct ath_nf_limits {
@@ -969,8 +964,7 @@ void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
 extern int modparam_force_new_ani;
 void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning);
 void ath9k_hw_proc_mib_event(struct ath_hw *ah);
-void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah);
-void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah);
+void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan);
 
 #define ATH_PCIE_CAP_LINK_CTRL  0x70
 #define ATH_PCIE_CAP_LINK_L0S   1