diff options
Diffstat (limited to 'net/mac80211/sta_info.c')
| -rw-r--r-- | net/mac80211/sta_info.c | 48 |
1 files changed, 30 insertions, 18 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 3323a2fb289b..7cdf7a835bb0 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2,7 +2,7 @@ * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> * Copyright 2013-2014 Intel Mobile Communications GmbH - * Copyright (C) 2015 - 2016 Intel Deutschland GmbH + * Copyright (C) 2015 - 2017 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -395,10 +395,15 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, sta->sta.smps_mode = IEEE80211_SMPS_OFF; if (sdata->vif.type == NL80211_IFTYPE_AP || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) { - struct ieee80211_supported_band *sband = - hw->wiphy->bands[ieee80211_get_sdata_band(sdata)]; - u8 smps = (sband->ht_cap.cap & IEEE80211_HT_CAP_SM_PS) >> - IEEE80211_HT_CAP_SM_PS_SHIFT; + struct ieee80211_supported_band *sband; + u8 smps; + + sband = ieee80211_get_sband(sdata); + if (!sband) + goto free_txq; + + smps = (sband->ht_cap.cap & IEEE80211_HT_CAP_SM_PS) >> + IEEE80211_HT_CAP_SM_PS_SHIFT; /* * Assume that hostapd advertises our caps in the beacon and * this is the known_smps_mode for a station that just assciated @@ -1957,24 +1962,32 @@ sta_get_last_rx_stats(struct sta_info *sta) static void sta_stats_decode_rate(struct ieee80211_local *local, u16 rate, struct rate_info *rinfo) { - rinfo->bw = (rate & STA_STATS_RATE_BW_MASK) >> - STA_STATS_RATE_BW_SHIFT; + rinfo->bw = STA_STATS_GET(BW, rate); - if (rate & STA_STATS_RATE_VHT) { + switch (STA_STATS_GET(TYPE, rate)) { + 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) { + rinfo->mcs = STA_STATS_GET(VHT_MCS, rate); + rinfo->nss = STA_STATS_GET(VHT_NSS, rate); + if (STA_STATS_GET(SGI, rate)) + rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; + break; + case STA_STATS_RATE_TYPE_HT: rinfo->flags = RATE_INFO_FLAGS_MCS; - rinfo->mcs = rate & 0xff; - } else if (rate & STA_STATS_RATE_LEGACY) { + rinfo->mcs = STA_STATS_GET(HT_MCS, rate); + if (STA_STATS_GET(SGI, rate)) + rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; + break; + case STA_STATS_RATE_TYPE_LEGACY: { struct ieee80211_supported_band *sband; u16 brate; unsigned int shift; + int band = STA_STATS_GET(LEGACY_BAND, rate); + int rate_idx = STA_STATS_GET(LEGACY_IDX, rate); rinfo->flags = 0; - sband = local->hw.wiphy->bands[(rate >> 4) & 0xf]; - brate = sband->bitrates[rate & 0xf].bitrate; + sband = local->hw.wiphy->bands[band]; + brate = sband->bitrates[rate_idx].bitrate; if (rinfo->bw == RATE_INFO_BW_5) shift = 2; else if (rinfo->bw == RATE_INFO_BW_10) @@ -1982,10 +1995,9 @@ 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) - rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; } static int sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo) |