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| author | Takashi Iwai <tiwai@suse.de> | 2011-05-02 10:41:40 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-05-02 10:41:40 +0200 |
| commit | a3ea8e8f2474c35b4c3e22262991afddb93c4c0e (patch) | |
| tree | 648bbeea304950d02e71863673be8154a5e491f6 /net/mac80211/rc80211_minstrel_ht.c | |
| parent | c2de187e5b0f25b572ac1cb6cdf383f16123717d (diff) | |
| parent | ebb47241ea0eac6a5a23404821a2d62f64c68496 (diff) | |
| download | blackbird-op-linux-a3ea8e8f2474c35b4c3e22262991afddb93c4c0e.tar.gz blackbird-op-linux-a3ea8e8f2474c35b4c3e22262991afddb93c4c0e.zip | |
Merge branch 'fix/hda' into topic/hda
Diffstat (limited to 'net/mac80211/rc80211_minstrel_ht.c')
| -rw-r--r-- | net/mac80211/rc80211_minstrel_ht.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c index 8212a8bebf06..c06aa3ac6b9d 100644 --- a/net/mac80211/rc80211_minstrel_ht.c +++ b/net/mac80211/rc80211_minstrel_ht.c @@ -259,7 +259,7 @@ minstrel_ht_update_stats(struct minstrel_priv *mp, struct minstrel_ht_sta *mi) } } - /* try to sample up to half of the availble rates during each interval */ + /* try to sample up to half of the available rates during each interval */ mi->sample_count *= 4; cur_prob = 0; @@ -659,18 +659,14 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband, struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; struct ieee80211_local *local = hw_to_local(mp->hw); u16 sta_cap = sta->ht_cap.cap; + int n_supported = 0; int ack_dur; int stbc; int i; /* fall back to the old minstrel for legacy stations */ - if (!sta->ht_cap.ht_supported) { - msp->is_ht = false; - memset(&msp->legacy, 0, sizeof(msp->legacy)); - msp->legacy.r = msp->ratelist; - msp->legacy.sample_table = msp->sample_table; - return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy); - } + if (!sta->ht_cap.ht_supported) + goto use_legacy; BUILD_BUG_ON(ARRAY_SIZE(minstrel_mcs_groups) != MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS); @@ -725,7 +721,22 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband, mi->groups[i].supported = mcs->rx_mask[minstrel_mcs_groups[i].streams - 1]; + + if (mi->groups[i].supported) + n_supported++; } + + if (!n_supported) + goto use_legacy; + + return; + +use_legacy: + msp->is_ht = false; + memset(&msp->legacy, 0, sizeof(msp->legacy)); + msp->legacy.r = msp->ratelist; + msp->legacy.sample_table = msp->sample_table; + return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy); } static void |
