wifi: mt76: mt7921: enable p2p support

Introduce p2p-go/p2p-client support to mt7921 driver

CONNECTION_P2P_GC/GO is not supported with the current firmware
so we added mt76_dev to mt76_connac_mcu_sta_basic_tlv signature to
use CONNECTION_INFRA_STA/AP instead for p2p-client and p2p-go
respectively to make it work.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7615/mcu.c

@@ -861,7 +861,8 @@ mt7615_mcu_wtbl_sta_add(struct mt7615_phy *phy, struct ieee80211_vif *vif,
 		else
 			mvif->sta_added = true;
 	}
-	mt76_connac_mcu_sta_basic_tlv(sskb, vif, sta, enable, new_entry);
+	mt76_connac_mcu_sta_basic_tlv(&dev->mt76, sskb, vif, sta, enable,
+				      new_entry);
 	if (enable && sta)
 		mt76_connac_mcu_sta_tlv(phy->mt76, sskb, sta, vif, 0,
 					MT76_STA_INFO_STATE_ASSOC);

drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c

@@ -363,7 +363,7 @@ void mt76_connac_mcu_bss_omac_tlv(struct sk_buff *skb,
 }
 EXPORT_SYMBOL_GPL(mt76_connac_mcu_bss_omac_tlv);
 
-void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb,
+void mt76_connac_mcu_sta_basic_tlv(struct mt76_dev *dev, struct sk_buff *skb,
 				   struct ieee80211_vif *vif,
 				   struct ieee80211_sta *sta,
 				   bool enable, bool newly)
@@ -394,7 +394,7 @@ void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb,
 	switch (vif->type) {
 	case NL80211_IFTYPE_MESH_POINT:
 	case NL80211_IFTYPE_AP:
-		if (vif->p2p)
+		if (vif->p2p && !is_mt7921(dev))
 			conn_type = CONNECTION_P2P_GC;
 		else
 			conn_type = CONNECTION_INFRA_STA;
@@ -402,7 +402,7 @@ void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb,
 		basic->aid = cpu_to_le16(sta->aid);
 		break;
 	case NL80211_IFTYPE_STATION:
-		if (vif->p2p)
+		if (vif->p2p && !is_mt7921(dev))
 			conn_type = CONNECTION_P2P_GO;
 		else
 			conn_type = CONNECTION_INFRA_AP;
@@ -1029,7 +1029,7 @@ int mt76_connac_mcu_sta_cmd(struct mt76_phy *phy,
 		return PTR_ERR(skb);
 
 	if (info->sta || !info->offload_fw)
-		mt76_connac_mcu_sta_basic_tlv(skb, info->vif, info->sta,
+		mt76_connac_mcu_sta_basic_tlv(dev, skb, info->vif, info->sta,
 					      info->enable, info->newly);
 	if (info->sta && info->enable)
 		mt76_connac_mcu_sta_tlv(phy, skb, info->sta,

drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h

@@ -1776,7 +1776,7 @@ mt76_connac_mcu_add_tlv(struct sk_buff *skb, int tag, int len)
 
 int mt76_connac_mcu_set_channel_domain(struct mt76_phy *phy);
 int mt76_connac_mcu_set_vif_ps(struct mt76_dev *dev, struct ieee80211_vif *vif);
-void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb,
+void mt76_connac_mcu_sta_basic_tlv(struct mt76_dev *dev, struct sk_buff *skb,
 				   struct ieee80211_vif *vif,
 				   struct ieee80211_sta *sta, bool enable,
 				   bool newly);

drivers/net/wireless/mediatek/mt76/mt7915/mcu.c

@@ -1654,8 +1654,8 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
 		return PTR_ERR(skb);
 
 	/* starec basic */
-	mt76_connac_mcu_sta_basic_tlv(skb, vif, sta, enable,
-			!rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx]));
+	mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, sta, enable,
+				      !rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx]));
 	if (!enable)
 		goto out;
 

drivers/net/wireless/mediatek/mt76/mt7921/init.c

@@ -31,11 +31,13 @@ static const struct ieee80211_iface_combination if_comb[] = {
 static const struct ieee80211_iface_limit if_limits_chanctx[] = {
 	{
 		.max = 2,
-		.types = BIT(NL80211_IFTYPE_STATION),
+		.types = BIT(NL80211_IFTYPE_STATION) |
+			 BIT(NL80211_IFTYPE_P2P_CLIENT)
 	},
 	{
 		.max = 1,
-		.types = BIT(NL80211_IFTYPE_AP),
+		.types = BIT(NL80211_IFTYPE_AP) |
+			 BIT(NL80211_IFTYPE_P2P_GO)
 	}
 };
 
@@ -99,7 +101,9 @@ mt7921_init_wiphy(struct ieee80211_hw *hw)
 	wiphy->flags &= ~(WIPHY_FLAG_IBSS_RSN | WIPHY_FLAG_4ADDR_AP |
 			  WIPHY_FLAG_4ADDR_STATION);
 	wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
-				 BIT(NL80211_IFTYPE_AP);
+				 BIT(NL80211_IFTYPE_AP) |
+				 BIT(NL80211_IFTYPE_P2P_CLIENT) |
+				 BIT(NL80211_IFTYPE_P2P_GO);
 	wiphy->max_remain_on_channel_duration = 5000;
 	wiphy->max_scan_ie_len = MT76_CONNAC_SCAN_IE_LEN;
 	wiphy->max_scan_ssids = 4;

drivers/net/wireless/mediatek/mt76/mt7996/mcu.c

@@ -1694,8 +1694,8 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif,
 		return PTR_ERR(skb);
 
 	/* starec basic */
-	mt76_connac_mcu_sta_basic_tlv(skb, vif, sta, enable,
-			!rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx]));
+	mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, sta, enable,
+				      !rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx]));
 	if (!enable)
 		goto out;