diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2017-02-15 15:02:09 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2017-03-06 09:21:45 +0100 |
| commit | 7f406cd16a0f0965c761ea02bc1f03154b06bbfb (patch) | |
| tree | c71ef752c99d8703ce28e3df6a2ba165436dd913 /net/mac80211/sta_info.c | |
| parent | 0c1eca4e2f96000077900e0108fff23994c73486 (diff) | |
| download | linux-stable-7f406cd16a0f0965c761ea02bc1f03154b06bbfb.tar.gz linux-stable-7f406cd16a0f0965c761ea02bc1f03154b06bbfb.tar.bz2 linux-stable-7f406cd16a0f0965c761ea02bc1f03154b06bbfb.zip | |
mac80211: encode rate type (legacy, HT, VHT) with fewer bits
We don't really need three different bits for each, since the
types are mutually exclusive. Use just two bits for it.
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 | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 3323a2fb289b..81ec1f72518d 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1960,14 +1960,17 @@ static void sta_stats_decode_rate(struct ieee80211_local *local, u16 rate, rinfo->bw = (rate & STA_STATS_RATE_BW_MASK) >> STA_STATS_RATE_BW_SHIFT; - if (rate & STA_STATS_RATE_VHT) { + switch (rate & STA_STATS_RATE_TYPE_MASK) { + case STA_STATS_RATE_TYPE_VHT: rinfo->flags = RATE_INFO_FLAGS_VHT_MCS; rinfo->mcs = rate & 0xf; rinfo->nss = (rate & 0xf0) >> 4; - } else if (rate & STA_STATS_RATE_HT) { + break; + case STA_STATS_RATE_TYPE_HT: rinfo->flags = RATE_INFO_FLAGS_MCS; rinfo->mcs = rate & 0xff; - } else if (rate & STA_STATS_RATE_LEGACY) { + break; + case STA_STATS_RATE_TYPE_LEGACY: { struct ieee80211_supported_band *sband; u16 brate; unsigned int shift; @@ -1982,6 +1985,8 @@ static void sta_stats_decode_rate(struct ieee80211_local *local, u16 rate, else shift = 0; rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); + break; + } } if (rate & STA_STATS_RATE_SGI) |