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| author | Felix Fietkau <nbd@openwrt.org> | 2012-06-04 13:42:39 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-06-04 13:42:39 +0000 |
| commit | c9e36f4709ca2ed215699b9e29df817fff95e422 (patch) | |
| tree | 3808ec88d024d5559e19daf3f083f1dbb66d0aac /package/mac80211 | |
| parent | b755998cd7d06275d2f98be337ed66de72f349c4 (diff) | |
| download | upstream-c9e36f4709ca2ed215699b9e29df817fff95e422.tar.gz upstream-c9e36f4709ca2ed215699b9e29df817fff95e422.tar.bz2 upstream-c9e36f4709ca2ed215699b9e29df817fff95e422.zip | |
ath9k: fix ANI weak signal detection handling
SVN-Revision: 32045
Diffstat (limited to 'package/mac80211')
| -rw-r--r-- | package/mac80211/patches/570-ath9k_remove_noiseFloor.patch | 52 | ||||
| -rw-r--r-- | package/mac80211/patches/571-ath9k_ani_fix_weak_sig.patch | 30 |
2 files changed, 82 insertions, 0 deletions
diff --git a/package/mac80211/patches/570-ath9k_remove_noiseFloor.patch b/package/mac80211/patches/570-ath9k_remove_noiseFloor.patch new file mode 100644 index 0000000000..fb17dc566a --- /dev/null +++ b/package/mac80211/patches/570-ath9k_remove_noiseFloor.patch @@ -0,0 +1,52 @@ +--- a/drivers/net/wireless/ath/ath9k/ani.h ++++ b/drivers/net/wireless/ath/ath9k/ani.h +@@ -128,7 +128,6 @@ struct ar5416AniState { + u32 listenTime; + int32_t rssiThrLow; + int32_t rssiThrHigh; +- u32 noiseFloor; + u32 ofdmPhyErrCount; + u32 cckPhyErrCount; + int16_t pktRssi[2]; +--- a/drivers/net/wireless/ath/ath9k/ani.c ++++ b/drivers/net/wireless/ath/ath9k/ani.c +@@ -266,11 +266,9 @@ static void ath9k_hw_set_ofdm_nil(struct + const struct ani_ofdm_level_entry *entry_ofdm; + const struct ani_cck_level_entry *entry_cck; + +- aniState->noiseFloor = BEACON_RSSI(ah); +- + ath_dbg(common, ANI, "**** ofdmlevel %d=>%d, rssi=%d[lo=%d hi=%d]\n", + aniState->ofdmNoiseImmunityLevel, +- immunityLevel, aniState->noiseFloor, ++ immunityLevel, BEACON_RSSI(ah), + aniState->rssiThrLow, aniState->rssiThrHigh); + + if (aniState->update_ani) +@@ -292,7 +290,7 @@ static void ath9k_hw_set_ofdm_nil(struct + ATH9K_ANI_FIRSTEP_LEVEL, + entry_ofdm->fir_step_level); + +- if ((aniState->noiseFloor >= aniState->rssiThrHigh) && ++ if (BEACON_RSSI(ah) >= aniState->rssiThrHigh && + (!aniState->ofdmWeakSigDetectOff != + entry_ofdm->ofdm_weak_signal_on)) { + ath9k_hw_ani_control(ah, +@@ -329,15 +327,14 @@ static void ath9k_hw_set_cck_nil(struct + const struct ani_ofdm_level_entry *entry_ofdm; + const struct ani_cck_level_entry *entry_cck; + +- aniState->noiseFloor = BEACON_RSSI(ah); + ath_dbg(common, ANI, "**** ccklevel %d=>%d, rssi=%d[lo=%d hi=%d]\n", + aniState->cckNoiseImmunityLevel, immunityLevel, +- aniState->noiseFloor, aniState->rssiThrLow, ++ BEACON_RSSI(ah), aniState->rssiThrLow, + aniState->rssiThrHigh); + + if ((ah->opmode == NL80211_IFTYPE_STATION || + ah->opmode == NL80211_IFTYPE_ADHOC) && +- aniState->noiseFloor <= aniState->rssiThrLow && ++ BEACON_RSSI(ah) <= aniState->rssiThrLow && + immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI) + immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI; + diff --git a/package/mac80211/patches/571-ath9k_ani_fix_weak_sig.patch b/package/mac80211/patches/571-ath9k_ani_fix_weak_sig.patch new file mode 100644 index 0000000000..bfe0f0b46f --- /dev/null +++ b/package/mac80211/patches/571-ath9k_ani_fix_weak_sig.patch @@ -0,0 +1,30 @@ +--- a/drivers/net/wireless/ath/ath9k/ani.c ++++ b/drivers/net/wireless/ath/ath9k/ani.c +@@ -265,6 +265,7 @@ static void ath9k_hw_set_ofdm_nil(struct + struct ath_common *common = ath9k_hw_common(ah); + const struct ani_ofdm_level_entry *entry_ofdm; + const struct ani_cck_level_entry *entry_cck; ++ bool weak_sig; + + ath_dbg(common, ANI, "**** ofdmlevel %d=>%d, rssi=%d[lo=%d hi=%d]\n", + aniState->ofdmNoiseImmunityLevel, +@@ -290,13 +291,15 @@ static void ath9k_hw_set_ofdm_nil(struct + ATH9K_ANI_FIRSTEP_LEVEL, + entry_ofdm->fir_step_level); + +- if (BEACON_RSSI(ah) >= aniState->rssiThrHigh && +- (!aniState->ofdmWeakSigDetectOff != +- entry_ofdm->ofdm_weak_signal_on)) { ++ weak_sig = entry_ofdm->ofdm_weak_signal_on; ++ if (ah->opmode == NL80211_IFTYPE_STATION && ++ BEACON_RSSI(ah) >= aniState->rssiThrHigh) ++ weak_sig = true; ++ ++ if (!aniState->ofdmWeakSigDetectOff != weak_sig) + ath9k_hw_ani_control(ah, + ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, + entry_ofdm->ofdm_weak_signal_on); +- } + } + + static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah) |