wifi: mt76: mt7925: add link handling in the BSS_CHANGED_ARP_FILTER handler

add link handling in the BSS_CHANGED_ARP_FILTER handler.
Co-developed-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Co-developed-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Link: https://patch.msgid.link/6e26e2ce253630ab29702693a7822f9961de6a18.1720248331.git.sean.wang@kernel.orgSigned-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7925/main.c

@@ -1749,6 +1749,10 @@ static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw,
 {
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
 	struct mt792x_dev *dev = mt792x_hw_dev(hw);
+	unsigned long valid = ieee80211_vif_is_mld(vif) ?
+				      mvif->valid_links : BIT(0);
+	struct ieee80211_bss_conf *bss_conf;
+	int i;
 
 	mt792x_mutex_acquire(dev);
 
@@ -1759,17 +1763,13 @@ static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw,
 	}
 
 	if (changed & BSS_CHANGED_ARP_FILTER) {
-		struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
-
-		mt7925_mcu_update_arp_filter(&dev->mt76, &mvif->bss_conf.mt76);
+		for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) {
+			bss_conf = mt792x_vif_to_bss_conf(vif, i);
+			mt7925_mcu_update_arp_filter(&dev->mt76, bss_conf);
+		}
 	}
 
 	if (changed & BSS_CHANGED_PS) {
-		unsigned long valid = ieee80211_vif_is_mld(vif) ?
-					      mvif->valid_links : BIT(0);
-		struct ieee80211_bss_conf *bss_conf;
-		int i;
-
 		for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) {
 			bss_conf = mt792x_vif_to_bss_conf(vif, i);
 			mt7925_mcu_uni_bss_ps(dev, bss_conf);

drivers/net/wireless/mediatek/mt76/mt7925/mcu.c

@@ -121,10 +121,12 @@ int mt7925_mcu_regval(struct mt792x_dev *dev, u32 regidx, u32 *val, bool set)
 EXPORT_SYMBOL_GPL(mt7925_mcu_regval);
 
 int mt7925_mcu_update_arp_filter(struct mt76_dev *dev,
-				 struct mt76_vif *vif)
+				 struct ieee80211_bss_conf *link_conf)
 {
-	struct ieee80211_vif *mvif = container_of((void *)vif, struct ieee80211_vif,
+	struct ieee80211_vif *mvif = container_of((void *)link_conf->vif,
+						  struct ieee80211_vif,
 						  drv_priv);
+	struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf);
 	struct sk_buff *skb;
 	int i, len = min_t(int, mvif->cfg.arp_addr_cnt,
 			   IEEE80211_BSS_ARP_ADDR_LIST_LEN);
@@ -136,7 +138,7 @@ int mt7925_mcu_update_arp_filter(struct mt76_dev *dev,
 		struct mt7925_arpns_tlv arp;
 	} req = {
 		.hdr = {
-			.bss_idx = vif->idx,
+			.bss_idx = mconf->mt76.idx,
 		},
 		.arp = {
 			.tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),

drivers/net/wireless/mediatek/mt76/mt7925/mcu.h

@@ -626,5 +626,5 @@ int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif,
 			 struct ieee80211_chanctx_conf *ctx);
 int mt7925_mcu_set_rate_txpower(struct mt76_phy *phy);
 int mt7925_mcu_update_arp_filter(struct mt76_dev *dev,
-				 struct mt76_vif *vif);
+				 struct ieee80211_bss_conf *link_conf);
 #endif