diff options
| author | Felix Fietkau <nbd@nbd.name> | 2019-03-02 18:19:20 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2019-03-07 12:50:23 +0100 |
| commit | a0ac806109277bd865b1048ec521f708b195670b (patch) | |
| tree | e4b7911679fa82a927ee995077051c9be43e4504 /drivers/net/wireless/mediatek/mt76/mt76x02.h | |
| parent | 3fd0824a2f800a2870569d385917ae1102647055 (diff) | |
mt76: mt76x02: reduce false positives in ED/CCA tx blocking
Full tx blocking (as opposed to CCA blocking) should only happen if there
is a continuous non-802.11 signal above the energy detect threshold.
Unfortunately the ED/CCA counter can't detect that, as it also counts 802.11
signals as busy.
Similar to the vendor code, implement a learning mode that waits until the AGC
gain has already been adjusted to the lowest value (due to false CCA events),
and the number of false CCA events still remains high, and the blocking
threshold is exceeded for more than 5 seconds.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x02.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x02.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02.h b/drivers/net/wireless/mediatek/mt76/mt76x02.h index 6915cce5def9..42cc9da68f7b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02.h @@ -51,6 +51,7 @@ struct mt76x02_calibration { u16 false_cca; s8 avg_rssi_all; s8 agc_gain_adjust; + s8 agc_lowest_gain; s8 low_gain; s8 temp_vco; @@ -114,8 +115,10 @@ struct mt76x02_dev { struct mt76x02_dfs_pattern_detector dfs_pd; /* edcca monitor */ + unsigned long ed_trigger_timeout; bool ed_tx_blocked; bool ed_monitor; + u8 ed_monitor_learning; u8 ed_trigger; u8 ed_silent; ktime_t ed_time; |