diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2020-01-31 13:12:41 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2020-02-07 12:45:19 +0100 |
| commit | cf2c9cc3980fb2aa5a71ebbe982739987100db76 (patch) | |
| tree | cdaac83d3de69ce9bae01599b10df237e771ff1e /net/mac80211/vht.c | |
| parent | 2ff69b0e25f4faa442f28b652a909f1b75206803 (diff) | |
| download | linux-cf2c9cc3980fb2aa5a71ebbe982739987100db76.tar.bz2 | |
mac80211: set station bandwidth from HE capability
Set the station bandwidth in HE capability parsing and from
HE capability as the HT/VHT information will not be present
on the 6 GHz band.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/20200131111300.891737-5-luca@coelho.fi
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/vht.c')
| -rw-r--r-- | net/mac80211/vht.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index ccdcb9ad9ac7..a7cd22594a14 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -333,11 +333,33 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, } } +/* FIXME: move this to some better location - parses HE now */ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta) { struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.vht_cap; + struct ieee80211_sta_he_cap *he_cap = &sta->sta.he_cap; u32 cap_width; + if (he_cap->has_he) { + u8 info = he_cap->he_cap_elem.phy_cap_info[0]; + + if (sta->sdata->vif.bss_conf.chandef.chan->band == + NL80211_BAND_2GHZ) { + if (info & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) + return IEEE80211_STA_RX_BW_40; + else + return IEEE80211_STA_RX_BW_20; + } + + if (info & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G || + info & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) + return IEEE80211_STA_RX_BW_160; + else if (info & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G) + return IEEE80211_STA_RX_BW_80; + + return IEEE80211_STA_RX_BW_20; + } + if (!vht_cap->vht_supported) return sta->sta.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? IEEE80211_STA_RX_BW_40 : @@ -433,6 +455,7 @@ ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width) } } +/* FIXME: rename/move - this deals with everything not just VHT */ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta) { struct ieee80211_sub_if_data *sdata = sta->sdata; |