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- From: Muna Sinada <quic_msinada@quicinc.com>
- Date: Wed, 5 Oct 2022 14:54:45 -0700
- Subject: [PATCH] wifi: mac80211: Add VHT MU-MIMO related flags in
- ieee80211_bss_conf
- Adding flags for SU Beamformer, SU Beamformee, MU Beamformer and
- MU Beamformee for VHT. This is utilized to pass MU-MIMO
- configurations from user space to driver in AP mode.
- Signed-off-by: Muna Sinada <quic_msinada@quicinc.com>
- Link: https://lore.kernel.org/r/1665006886-23874-1-git-send-email-quic_msinada@quicinc.com
- [fixed indentation, removed redundant !!]
- Signed-off-by: Johannes Berg <johannes.berg@intel.com>
- ---
- --- a/include/net/mac80211.h
- +++ b/include/net/mac80211.h
- @@ -653,6 +653,14 @@ struct ieee80211_fils_discovery {
- * write-protected by sdata_lock and local->mtx so holding either is fine
- * for read access.
- * @color_change_color: the bss color that will be used after the change.
- + * @vht_su_beamformer: in AP mode, does this BSS support operation as an VHT SU
- + * beamformer
- + * @vht_su_beamformee: in AP mode, does this BSS support operation as an VHT SU
- + * beamformee
- + * @vht_mu_beamformer: in AP mode, does this BSS support operation as an VHT MU
- + * beamformer
- + * @vht_mu_beamformee: in AP mode, does this BSS support operation as an VHT MU
- + * beamformee
- */
- struct ieee80211_bss_conf {
- const u8 *bssid;
- @@ -726,6 +734,11 @@ struct ieee80211_bss_conf {
-
- bool color_change_active;
- u8 color_change_color;
- +
- + bool vht_su_beamformer;
- + bool vht_su_beamformee;
- + bool vht_mu_beamformer;
- + bool vht_mu_beamformee;
- };
-
- /**
- --- a/net/mac80211/cfg.c
- +++ b/net/mac80211/cfg.c
- @@ -1252,6 +1252,21 @@ static int ieee80211_start_ap(struct wip
- prev_beacon_int = link_conf->beacon_int;
- link_conf->beacon_int = params->beacon_interval;
-
- + if (params->vht_cap) {
- + link_conf->vht_su_beamformer =
- + params->vht_cap->vht_cap_info &
- + cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
- + link_conf->vht_su_beamformee =
- + params->vht_cap->vht_cap_info &
- + cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
- + link_conf->vht_mu_beamformer =
- + params->vht_cap->vht_cap_info &
- + cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
- + link_conf->vht_mu_beamformee =
- + params->vht_cap->vht_cap_info &
- + cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
- + }
- +
- if (params->he_cap && params->he_oper) {
- link_conf->he_support = true;
- link_conf->htc_trig_based_pkt_ext =
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