git.librecmc.org Git - librecmc/librecmc.git/blob

   1 From: Muna Sinada <quic_msinada@quicinc.com>
   2 Date: Wed, 5 Oct 2022 14:54:45 -0700
   3 Subject: [PATCH] wifi: mac80211: Add VHT MU-MIMO related flags in
   4  ieee80211_bss_conf
   5
   6 Adding flags for SU Beamformer, SU Beamformee, MU Beamformer and
   7 MU Beamformee for VHT. This is utilized to pass MU-MIMO
   8 configurations from user space to driver in AP mode.
   9
  10 Signed-off-by: Muna Sinada <quic_msinada@quicinc.com>
  11 Link: https://lore.kernel.org/r/1665006886-23874-1-git-send-email-quic_msinada@quicinc.com
  12 [fixed indentation, removed redundant !!]
  13 Signed-off-by: Johannes Berg <johannes.berg@intel.com>
  14 ---
  15
  16 --- a/include/net/mac80211.h
  17 +++ b/include/net/mac80211.h
  18 @@ -653,6 +653,14 @@ struct ieee80211_fils_discovery {
  19   *     write-protected by sdata_lock and local->mtx so holding either is fine
  20   *     for read access.
  21   * @color_change_color: the bss color that will be used after the change.
  22 + * @vht_su_beamformer: in AP mode, does this BSS support operation as an VHT SU
  23 + *     beamformer
  24 + * @vht_su_beamformee: in AP mode, does this BSS support operation as an VHT SU
  25 + *     beamformee
  26 + * @vht_mu_beamformer: in AP mode, does this BSS support operation as an VHT MU
  27 + *     beamformer
  28 + * @vht_mu_beamformee: in AP mode, does this BSS support operation as an VHT MU
  29 + *     beamformee
  30   */
  31  struct ieee80211_bss_conf {
  32         const u8 *bssid;
  33 @@ -726,6 +734,11 @@ struct ieee80211_bss_conf {
  34
  35         bool color_change_active;
  36         u8 color_change_color;
  37 +
  38 +       bool vht_su_beamformer;
  39 +       bool vht_su_beamformee;
  40 +       bool vht_mu_beamformer;
  41 +       bool vht_mu_beamformee;
  42  };
  43
  44  /**
  45 --- a/net/mac80211/cfg.c
  46 +++ b/net/mac80211/cfg.c
  47 @@ -1252,6 +1252,21 @@ static int ieee80211_start_ap(struct wip
  48         prev_beacon_int = link_conf->beacon_int;
  49         link_conf->beacon_int = params->beacon_interval;
  50
  51 +       if (params->vht_cap) {
  52 +               link_conf->vht_su_beamformer =
  53 +                       params->vht_cap->vht_cap_info &
  54 +                               cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
  55 +               link_conf->vht_su_beamformee =
  56 +                       params->vht_cap->vht_cap_info &
  57 +                               cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
  58 +               link_conf->vht_mu_beamformer =
  59 +                       params->vht_cap->vht_cap_info &
  60 +                               cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
  61 +               link_conf->vht_mu_beamformee =
  62 +                       params->vht_cap->vht_cap_info &
  63 +                               cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
  64 +       }
  65 +
  66         if (params->he_cap && params->he_oper) {
  67                 link_conf->he_support = true;
  68                 link_conf->htc_trig_based_pkt_ext =