wifi: mac80211: don't set bss_conf in parsing

When parsing 6 GHz operation, don't set the bss_conf
values. We only commit to that later in association,
so move the code there. Also clear it later.

While at it, handle IEEE80211_6GHZ_CTRL_REG_VLP_AP.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240111181514.c2da4bc515e8.I219ca40e15c0fbaff0e7c3e83ca4b92ecbc1f8ae@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

2 files changed, 28 insertions, 20 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 5b1bc84760d5e1..99188bd8479970 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3081,6 +3081,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
 	memset(ifmgd->tx_tspec, 0, sizeof(ifmgd->tx_tspec));
 	wiphy_delayed_work_cancel(local->hw.wiphy, &ifmgd->tx_tspec_wk);
 
+	sdata->vif.bss_conf.power_type = IEEE80211_REG_UNSET_AP;
 	sdata->vif.bss_conf.pwr_reduction = 0;
 	sdata->vif.bss_conf.tx_pwr_env_num = 0;
 	memset(sdata->vif.bss_conf.tx_pwr_env, 0,
@@ -4236,12 +4237,38 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
 
 	if (elems->he_operation && !(link->u.mgd.conn_flags & IEEE80211_CONN_DISABLE_HE) &&
 	    elems->he_cap) {
+		const struct ieee80211_he_6ghz_oper *he_6ghz_oper;
+
 		ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband,
 						  elems->he_cap,
 						  elems->he_cap_len,
 						  elems->he_6ghz_capa,
 						  link_sta);
 
+		he_6ghz_oper = ieee80211_he_6ghz_oper(elems->he_operation);
+
+		if (is_6ghz && he_6ghz_oper) {
+			switch (u8_get_bits(he_6ghz_oper->control,
+					    IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO)) {
+			case IEEE80211_6GHZ_CTRL_REG_LPI_AP:
+				bss_conf->power_type = IEEE80211_REG_LPI_AP;
+				break;
+			case IEEE80211_6GHZ_CTRL_REG_SP_AP:
+				bss_conf->power_type = IEEE80211_REG_SP_AP;
+				break;
+			case IEEE80211_6GHZ_CTRL_REG_VLP_AP:
+				bss_conf->power_type = IEEE80211_REG_VLP_AP;
+				break;
+			default:
+				bss_conf->power_type = IEEE80211_REG_UNSET_AP;
+				break;
+			}
+		} else if (is_6ghz) {
+			link_info(link,
+				  "HE 6 GHz operation missing (on %d MHz), expect issues\n",
+				  bss_conf->chandef.chan->center_freq);
+		}
+
 		bss_conf->he_support = link_sta->pub->he_cap.has_he;
 		if (elems->rsnx && elems->rsnx_len &&
 		    (elems->rsnx[0] & WLAN_RSNX_CAPA_PROTECTED_TWT) &&
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 643c54855be6c3..685b55a053f3f6 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -3845,7 +3845,6 @@ bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata,
 	const struct ieee80211_sta_eht_cap *eht_cap;
 	struct cfg80211_chan_def he_chandef = *chandef;
 	const struct ieee80211_he_6ghz_oper *he_6ghz_oper;
-	struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;
 	bool support_80_80, support_160, support_320;
 	u8 he_phy_cap, eht_phy_cap;
 	u32 freq;
@@ -3881,13 +3880,8 @@ bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata,
 		eht_oper = NULL;
 
 	he_6ghz_oper = ieee80211_he_6ghz_oper(he_oper);
-
-	if (!he_6ghz_oper) {
-		sdata_info(sdata,
-			   "HE 6GHz operation missing (on %d MHz), expect issues\n",
-			   chandef->chan->center_freq);
+	if (!he_6ghz_oper)
 		return false;
-	}
 
 	/*
 	 * The EHT operation IE does not contain the primary channel so the
@@ -3898,19 +3892,6 @@ bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata,
 					      NL80211_BAND_6GHZ);
 	he_chandef.chan = ieee80211_get_channel(sdata->local->hw.wiphy, freq);
 
-	switch (u8_get_bits(he_6ghz_oper->control,
-			    IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO)) {
-	case IEEE80211_6GHZ_CTRL_REG_LPI_AP:
-		bss_conf->power_type = IEEE80211_REG_LPI_AP;
-		break;
-	case IEEE80211_6GHZ_CTRL_REG_SP_AP:
-		bss_conf->power_type = IEEE80211_REG_SP_AP;
-		break;
-	default:
-		bss_conf->power_type = IEEE80211_REG_UNSET_AP;
-		break;
-	}
-
 	if (!eht_oper ||
 	    !(eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT)) {
 		switch (u8_get_bits(he_6ghz_oper->control,