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authorFelix Fietkau <nbd@openwrt.org>2012-03-10 12:59:43 +0000
committerFelix Fietkau <nbd@openwrt.org>2012-03-10 12:59:43 +0000
commit241601b938c5b33e795324c41dd0eeb0626b5dc2 (patch)
tree0fa089ead53791b92b12483de160c35473871efd /package/mac80211
parentf72846920089377e0283b424364a3a1f6d6e8ac4 (diff)
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ath9k: merge an ANI improvement patch, improves performance in some environments
SVN-Revision: 30867
Diffstat (limited to 'package/mac80211')
-rw-r--r--package/mac80211/patches/300-pending_work.patch237
1 files changed, 235 insertions, 2 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 14082e7..4eb0a3f 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -1574,7 +1574,15 @@
mode = ATH9K_PM_NETWORK_SLEEP;
else
goto unlock;
-@@ -2300,6 +2302,7 @@ static int ath9k_tx_last_beacon(struct i
+@@ -1955,6 +1957,7 @@ static void ath9k_config_bss(struct ath_
+ sc->sc_flags &= ~SC_OP_ANI_RUN;
+ del_timer_sync(&common->ani.timer);
+ memset(&sc->caldata, 0, sizeof(sc->caldata));
++ ath9k_hw_ani_init(sc->sc_ah);
+ }
+ }
+
+@@ -2300,6 +2303,7 @@ static int ath9k_tx_last_beacon(struct i
struct ath_vif *avp;
struct ath_buf *bf;
struct ath_tx_status ts;
@@ -1582,7 +1590,7 @@
int status;
vif = sc->beacon.bslot[0];
-@@ -2310,7 +2313,7 @@ static int ath9k_tx_last_beacon(struct i
+@@ -2310,7 +2314,7 @@ static int ath9k_tx_last_beacon(struct i
if (!avp->is_bslot_active)
return 0;
@@ -1618,3 +1626,228 @@
u32 rx_fifo_hwsize;
};
+--- a/drivers/net/wireless/ath/ath9k/ani.c
++++ b/drivers/net/wireless/ath/ath9k/ani.c
+@@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry
+ { 5, 4, 1 }, /* lvl 5 */
+ { 6, 5, 1 }, /* lvl 6 */
+ { 7, 6, 1 }, /* lvl 7 */
+- { 7, 7, 1 }, /* lvl 8 */
+- { 7, 8, 0 } /* lvl 9 */
++ { 7, 6, 0 }, /* lvl 8 */
++ { 7, 7, 0 } /* lvl 9 */
+ };
+ #define ATH9K_ANI_OFDM_NUM_LEVEL \
+ ARRAY_SIZE(ofdm_level_table)
+@@ -91,8 +91,8 @@ static const struct ani_cck_level_entry
+ { 4, 0 }, /* lvl 4 */
+ { 5, 0 }, /* lvl 5 */
+ { 6, 0 }, /* lvl 6 */
+- { 7, 0 }, /* lvl 7 (only for high rssi) */
+- { 8, 0 } /* lvl 8 (only for high rssi) */
++ { 6, 0 }, /* lvl 7 (only for high rssi) */
++ { 7, 0 } /* lvl 8 (only for high rssi) */
+ };
+
+ #define ATH9K_ANI_CCK_NUM_LEVEL \
+@@ -290,16 +290,9 @@ static void ath9k_hw_set_ofdm_nil(struct
+ ATH9K_ANI_FIRSTEP_LEVEL,
+ entry_ofdm->fir_step_level);
+
+- if ((ah->opmode != NL80211_IFTYPE_STATION &&
+- ah->opmode != NL80211_IFTYPE_ADHOC) ||
+- aniState->noiseFloor <= aniState->rssiThrHigh) {
+- if (aniState->ofdmWeakSigDetectOff)
+- /* force on ofdm weak sig detect */
+- ath9k_hw_ani_control(ah,
+- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+- true);
+- else if (aniState->ofdmWeakSigDetectOff ==
+- entry_ofdm->ofdm_weak_signal_on)
++ if ((aniState->noiseFloor >= aniState->rssiThrHigh) &&
++ (aniState->ofdmWeakSigDetectOff !=
++ entry_ofdm->ofdm_weak_signal_on)) {
+ ath9k_hw_ani_control(ah,
+ ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+ entry_ofdm->ofdm_weak_signal_on);
+@@ -717,26 +710,30 @@ void ath9k_hw_ani_monitor(struct ath_hw
+ ofdmPhyErrRate, aniState->cckNoiseImmunityLevel,
+ cckPhyErrRate, aniState->ofdmsTurn);
+
+- if (aniState->listenTime > 5 * ah->aniperiod) {
+- if (ofdmPhyErrRate <= ah->config.ofdm_trig_low &&
+- cckPhyErrRate <= ah->config.cck_trig_low) {
++ if (aniState->listenTime > ah->aniperiod) {
++ if (cckPhyErrRate < ah->config.cck_trig_low &&
++ ((ofdmPhyErrRate < ah->config.ofdm_trig_low &&
++ aniState->ofdmNoiseImmunityLevel <
++ ATH9K_ANI_OFDM_DEF_LEVEL) ||
++ (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI &&
++ aniState->ofdmNoiseImmunityLevel >=
++ ATH9K_ANI_OFDM_DEF_LEVEL))) {
+ ath9k_hw_ani_lower_immunity(ah);
+ aniState->ofdmsTurn = !aniState->ofdmsTurn;
+- }
+- 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)) {
++ } else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high &&
++ aniState->ofdmNoiseImmunityLevel >=
++ ATH9K_ANI_OFDM_DEF_LEVEL) ||
++ (ofdmPhyErrRate >
++ ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI &&
++ aniState->ofdmNoiseImmunityLevel <
++ ATH9K_ANI_OFDM_DEF_LEVEL)) {
+ ath9k_hw_ani_ofdm_err_trigger(ah);
+- ath9k_ani_restart(ah);
+ aniState->ofdmsTurn = false;
+ } else if (cckPhyErrRate > ah->config.cck_trig_high) {
+ ath9k_hw_ani_cck_err_trigger(ah);
+- ath9k_ani_restart(ah);
+ aniState->ofdmsTurn = true;
+ }
++ ath9k_ani_restart(ah);
+ }
+ }
+ EXPORT_SYMBOL(ath9k_hw_ani_monitor);
+@@ -911,3 +908,4 @@ void ath9k_hw_ani_init(struct ath_hw *ah
+ ath9k_ani_restart(ah);
+ ath9k_enable_mib_counters(ah);
+ }
++EXPORT_SYMBOL(ath9k_hw_ani_init);
+--- a/drivers/net/wireless/ath/ath9k/ani.h
++++ b/drivers/net/wireless/ath/ath9k/ani.h
+@@ -25,11 +25,13 @@
+
+ /* units are errors per second */
+ #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500
+-#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000
++#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 3500
++#define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
+
+ /* units are errors per second */
+ #define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200
+ #define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400
++#define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
+
+ /* units are errors per second */
+ #define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200
+@@ -53,7 +55,7 @@
+ #define ATH9K_ANI_RSSI_THR_LOW 7
+
+ #define ATH9K_ANI_PERIOD_OLD 100
+-#define ATH9K_ANI_PERIOD_NEW 1000
++#define ATH9K_ANI_PERIOD_NEW 300
+
+ /* in ms */
+ #define ATH9K_ANI_POLLINTERVAL_OLD 100
+--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+@@ -1056,46 +1056,8 @@ static bool ar5008_hw_ani_control_old(st
+ break;
+ }
+ case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
+- static const int m1ThreshLow[] = { 127, 50 };
+- static const int m2ThreshLow[] = { 127, 40 };
+- static const int m1Thresh[] = { 127, 0x4d };
+- static const int m2Thresh[] = { 127, 0x40 };
+- static const int m2CountThr[] = { 31, 16 };
+- static const int m2CountThrLow[] = { 63, 48 };
+ u32 on = param ? 1 : 0;
+
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
+- m1ThreshLow[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
+- m2ThreshLow[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M1_THRESH,
+- m1Thresh[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2_THRESH,
+- m2Thresh[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2COUNT_THR,
+- m2CountThr[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
+- m2CountThrLow[on]);
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
+- m1ThreshLow[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
+- m2ThreshLow[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH,
+- m1Thresh[on]);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH,
+- m2Thresh[on]);
+-
+ if (on)
+ REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
+ AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -824,55 +824,6 @@ static bool ar9003_hw_ani_control(struct
+ * on == 0 means more noise imm
+ */
+ u32 on = param ? 1 : 0;
+- /*
+- * make register setting for default
+- * (weak sig detect ON) come from INI file
+- */
+- int m1ThreshLow = on ?
+- aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
+- int m2ThreshLow = on ?
+- aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
+- int m1Thresh = on ?
+- aniState->iniDef.m1Thresh : m1Thresh_off;
+- int m2Thresh = on ?
+- aniState->iniDef.m2Thresh : m2Thresh_off;
+- int m2CountThr = on ?
+- aniState->iniDef.m2CountThr : m2CountThr_off;
+- int m2CountThrLow = on ?
+- aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
+- int m1ThreshLowExt = on ?
+- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
+- int m2ThreshLowExt = on ?
+- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
+- int m1ThreshExt = on ?
+- aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
+- int m2ThreshExt = on ?
+- aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
+- m1ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
+- m2ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M1_THRESH, m1Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2_THRESH, m2Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
+- m2CountThrLow);
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
+
+ if (on)
+ REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,