[B.A.T.M.A.N.] [RFCv2 4/6] mac80211: minstrel - implement get_expected_throughput() API
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From: Antonio Quartulli <hidden>
Date: 2014-03-30 20:35:02
Also in:
linux-wireless
Subsystem:
mac80211, the rest · Maintainers:
Johannes Berg, Linus Torvalds
From: Antonio Quartulli <redacted> Cc: Felix Fietkau <redacted> Signed-off-by: Antonio Quartulli <redacted> --- net/mac80211/rc80211_minstrel.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index 26fd94f..9434435d 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c@@ -657,6 +657,20 @@ minstrel_free(void *priv) kfree(priv); } +static u32 +minstrel_get_expected_throughput(void *priv, void *priv_sta, + struct ieee80211_supported_band *sband) +{ + struct minstrel_sta_info *mi = priv_sta; + int idx = mi->max_tp_rate[0]; + u32 bitrate, ret; + + bitrate = sband->bitrates[mi->r[idx].rix].bitrate; + ret = bitrate * MINSTREL_TRUNC(mi->r[idx].probability * 1000) / 1000; + + return ret; +} + const struct rate_control_ops mac80211_minstrel = { .name = "minstrel", .tx_status = minstrel_tx_status,
@@ -670,6 +684,7 @@ const struct rate_control_ops mac80211_minstrel = { .add_sta_debugfs = minstrel_add_sta_debugfs, .remove_sta_debugfs = minstrel_remove_sta_debugfs, #endif + .get_expected_throughput = minstrel_get_expected_throughput, }; int __init
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1.8.3.2