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[PATCH 3/3] mac80211: EHT operation element support in AP mode

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Add new parameters to struct ieee80211_bss_conf for EHT operation
element data in AP mode.

Signed-off-by: Aloka Dixit <quic_alokad@xxxxxxxxxxx>
---
 include/net/mac80211.h     |  7 +++++++
 net/mac80211/cfg.c         |  8 ++++++++
 net/mac80211/eht.c         | 11 +++++++++++
 net/mac80211/ieee80211_i.h |  2 ++
 4 files changed, 28 insertions(+)

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index e584a3998d2c..e7e3b31a4c75 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -637,6 +637,8 @@ struct ieee80211_fils_discovery {
  * @tx_pwr_env_num: number of @tx_pwr_env.
  * @pwr_reduction: power constraint of BSS.
  * @eht_support: does this BSS support EHT
+ * @eht_oper: EHT operation information of the BSS (AP/Mesh) or of the AP we
+ *	are connected to (STA).
  */
 struct ieee80211_bss_conf {
 	const u8 *bssid;
@@ -712,6 +714,11 @@ struct ieee80211_bss_conf {
 	u8 tx_pwr_env_num;
 	u8 pwr_reduction;
 	bool eht_support;
+	struct {
+		u8 chan_width;
+		u8 ccfs;
+		u8 present_bm;
+	} eht_oper;
 };
 
 /**
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index aa45627a4208..4227236dd5ba 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1137,6 +1137,14 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
 			changed |= BSS_CHANGED_HE_BSS_COLOR;
 	}
 
+	if (params->eht_cap && params->eht_oper) {
+		if (!sdata->vif.bss_conf.he_support)
+			return -EOPNOTSUPP;
+
+		sdata->vif.bss_conf.eht_support = true;
+		ieee80211_eht_op_ie_to_bss_conf(&sdata->vif, params->eht_oper);
+	}
+
 	if (sdata->vif.type == NL80211_IFTYPE_AP &&
 	    params->mbssid_config.tx_wdev) {
 		err = ieee80211_set_ap_mbssid_options(sdata,
diff --git a/net/mac80211/eht.c b/net/mac80211/eht.c
index 364ad0ef7692..243dfcfaf7b2 100644
--- a/net/mac80211/eht.c
+++ b/net/mac80211/eht.c
@@ -74,3 +74,14 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata,
 	sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta);
 	sta->sta.bandwidth = ieee80211_sta_cur_vht_bw(sta);
 }
+
+void ieee80211_eht_op_ie_to_bss_conf(struct ieee80211_vif *vif,
+				     const struct ieee80211_eht_operation *op_ie)
+{
+	if (!op_ie)
+		return;
+
+	vif->bss_conf.eht_oper.chan_width = op_ie->chan_width;
+	vif->bss_conf.eht_oper.ccfs = op_ie->ccfs;
+	vif->bss_conf.eht_oper.present_bm = op_ie->present_bm;
+}
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 00d5bd6013c2..2f1261ebe94d 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -2532,4 +2532,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata,
 				    const u8 *he_cap_ie, u8 he_cap_len,
 				    const struct ieee80211_eht_cap_elem *eht_cap_ie_elem,
 				    u8 eht_cap_len, struct sta_info *sta);
+void ieee80211_eht_op_ie_to_bss_conf(struct ieee80211_vif *vif,
+				     const struct ieee80211_eht_operation *eht_op);
 #endif /* IEEE80211_I_H */
-- 
2.31.1




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