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| author | Balaji Pothunoori | 2018-04-16 16:48:41 +0200 |
|---|---|---|
| committer | Johannes Berg | 2018-05-07 21:41:16 +0200 |
| commit | cc60dbbfed8ff0bd4c530ee48e9e915333a35470 (patch) | |
| tree | abf303c1299c4bee775735f304eb30a3dbcfaa22 /net/mac80211/sta_info.c | |
| parent | cfg80211: average ack rssi support for data frames (diff) | |
| download | kernel-qcow2-linux-cc60dbbfed8ff0bd4c530ee48e9e915333a35470.tar.gz kernel-qcow2-linux-cc60dbbfed8ff0bd4c530ee48e9e915333a35470.tar.xz kernel-qcow2-linux-cc60dbbfed8ff0bd4c530ee48e9e915333a35470.zip | |
mac80211: average ack rssi support for data frames
The driver will process the RSSI if available and send it to mac80211.
mac80211 will compute the weighted average of ack RSSI for stations.
Signed-off-by: Balaji Pothunoori <bpothuno@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/sta_info.c')
| -rw-r--r-- | net/mac80211/sta_info.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 2d5ffb0a16f6..f83e6e2ad5ab 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -358,6 +358,7 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, sta->last_connected = ktime_get_seconds(); ewma_signal_init(&sta->rx_stats_avg.signal); + ewma_avg_signal_init(&sta->status_stats.avg_ack_signal); for (i = 0; i < ARRAY_SIZE(sta->rx_stats_avg.chain_signal); i++) ewma_signal_init(&sta->rx_stats_avg.chain_signal[i]); @@ -2294,6 +2295,15 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) sinfo->ack_signal = sta->status_stats.last_ack_signal; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL); } + + if (ieee80211_hw_check(&sta->local->hw, REPORTS_TX_ACK_STATUS) && + !(sinfo->filled & BIT_ULL(NL80211_STA_INFO_DATA_ACK_SIGNAL_AVG))) { + sinfo->avg_ack_signal = + -(s8)ewma_avg_signal_read( + &sta->status_stats.avg_ack_signal); + sinfo->filled |= + BIT_ULL(NL80211_STA_INFO_DATA_ACK_SIGNAL_AVG); + } } u32 sta_get_expected_throughput(struct sta_info *sta) |