diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2015-07-13 12:26:46 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2015-08-14 17:49:53 +0200 |
| commit | 40d9a38ad3b7029be9c278738b67cbdb6349ce85 (patch) | |
| tree | e71dd40eb0afb147df45a91d36cb69faa3630880 /net/mac80211/sta_info.c | |
| parent | 2377799c084d86d22074cd4acd20edc32024d669 (diff) | |
| download | linux-40d9a38ad3b7029be9c278738b67cbdb6349ce85.tar.gz linux-40d9a38ad3b7029be9c278738b67cbdb6349ce85.tar.xz | |
mac80211: use DECLARE_EWMA
Instead of using the out-of-line average calculation, use the new
DECLARE_EWMA() macro to declare a signal EWMA, and use that.
This actually *reduces* the code size slightly (on x86-64) while
also reducing the station info size by 80 bytes.
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 | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 70cd9fa57424..64f1936350c6 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -341,9 +341,9 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, ktime_get_ts(&uptime); sta->last_connected = uptime.tv_sec; - ewma_init(&sta->avg_signal, 1024, 8); + ewma_signal_init(&sta->avg_signal); for (i = 0; i < ARRAY_SIZE(sta->chain_signal_avg); i++) - ewma_init(&sta->chain_signal_avg[i], 1024, 8); + ewma_signal_init(&sta->chain_signal_avg[i]); if (local->ops->wake_tx_queue) { void *txq_data; @@ -1896,7 +1896,8 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) } if (!(sinfo->filled & BIT(NL80211_STA_INFO_SIGNAL_AVG))) { - sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal); + sinfo->signal_avg = + (s8) -ewma_signal_read(&sta->avg_signal); sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL_AVG); } } @@ -1911,7 +1912,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) for (i = 0; i < ARRAY_SIZE(sinfo->chain_signal); i++) { sinfo->chain_signal[i] = sta->chain_signal_last[i]; sinfo->chain_signal_avg[i] = - (s8) -ewma_read(&sta->chain_signal_avg[i]); + (s8) -ewma_signal_read(&sta->chain_signal_avg[i]); } } |