diff options
| author | Ilan Peer <ilan.peer@intel.com> | 2022-02-14 19:30:01 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2022-02-16 17:44:00 +0300 |
| commit | 820acc810fb6ec43459ed313a361cf3a9e26cc44 (patch) | |
| tree | 2b1828f3253482bf2689ada1b97f20e9ee610e07 /net/mac80211/main.c | |
| parent | 5dca295dd76756c7918ad7113fc4a3cf8262ed43 (diff) | |
| download | linux-820acc810fb6ec43459ed313a361cf3a9e26cc44.tar.xz | |
mac80211: Add EHT capabilities to association/probe request
Add the EHT capabilities element to both probe request and
association request frames, if advertised by the driver.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Link: https://lore.kernel.org/r/20220214173004.2ec94388acee.I40d2ef06099cb091e9c2c01f8ef521b993a3d559@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/main.c')
| -rw-r--r-- | net/mac80211/main.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 5311c3cd3050..a48a32f87897 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -909,7 +909,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) int result, i; enum nl80211_band band; int channels, max_bitrates; - bool supp_ht, supp_vht, supp_he; + bool supp_ht, supp_vht, supp_he, supp_eht; struct cfg80211_chan_def dflt_chandef = {}; if (ieee80211_hw_check(hw, QUEUE_CONTROL) && @@ -978,6 +978,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) supp_ht = false; supp_vht = false; supp_he = false; + supp_eht = false; for (band = 0; band < NUM_NL80211_BANDS; band++) { struct ieee80211_supported_band *sband; @@ -1021,6 +1022,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) iftd = &sband->iftype_data[i]; supp_he = supp_he || iftd->he_cap.has_he; + supp_eht = supp_eht || iftd->eht_cap.has_eht; } /* HT, VHT, HE require QoS, thus >= 4 queues */ @@ -1028,6 +1030,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) (supp_ht || supp_vht || supp_he))) return -EINVAL; + /* EHT requires HE support */ + if (WARN_ON(supp_eht && !supp_he)) + return -EINVAL; + if (!sband->ht_cap.ht_supported) continue; @@ -1138,6 +1144,12 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) 3 + sizeof(struct ieee80211_he_cap_elem) + sizeof(struct ieee80211_he_mcs_nss_supp) + IEEE80211_HE_PPE_THRES_MAX_LEN; + + if (supp_eht) + local->scan_ies_len += + 3 + sizeof(struct ieee80211_eht_cap_elem) + + sizeof(struct ieee80211_eht_mcs_nss_supp) + + IEEE80211_EHT_PPE_THRES_MAX_LEN; } if (!local->ops->hw_scan) { |