wifi: mt76: mt7925: extend mt7925_mcu_uni_bss_ps for per-link BSS

Extend mt7925_mcu_uni_bss_ps with per-link BSS configuration.

The patch we created is a prerequisite to enable the MLO function in the
driver. It is purely a refactoring patch so the functionality should
remain unchanged.
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/20240613030241.5771-22-sean.wang@kernel.orgSigned-off-by: Felix Fietkau <nbd@nbd.name>

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

@@ -1383,7 +1383,7 @@ static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw,
 	}
 
 	if (changed & BSS_CHANGED_PS)
-		mt7925_mcu_uni_bss_ps(dev, vif);
+		mt7925_mcu_uni_bss_ps(dev, &vif->bss_conf);
 
 	mt792x_mutex_release(dev);
 }

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

@@ -1243,9 +1243,10 @@ int mt7925_mcu_set_eeprom(struct mt792x_dev *dev)
 }
 EXPORT_SYMBOL_GPL(mt7925_mcu_set_eeprom);
 
-int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif)
+int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev,
+			  struct ieee80211_bss_conf *link_conf)
 {
-	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+	struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf);
 	struct {
 		struct {
 			u8 bss_idx;
@@ -1264,16 +1265,16 @@ int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif)
 		} __packed ps;
 	} __packed ps_req = {
 		.hdr = {
-			.bss_idx = mvif->bss_conf.mt76.idx,
+			.bss_idx = mconf->mt76.idx,
 		},
 		.ps = {
 			.tag = cpu_to_le16(UNI_BSS_INFO_PS),
 			.len = cpu_to_le16(sizeof(struct ps_tlv)),
-			.ps_state = vif->cfg.ps ? 2 : 0,
+			.ps_state = link_conf->vif->cfg.ps ? 2 : 0,
 		},
 	};
 
-	if (vif->type != NL80211_IFTYPE_STATION)
+	if (link_conf->vif->type != NL80211_IFTYPE_STATION)
 		return -EOPNOTSUPP;
 
 	return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE),

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

@@ -242,7 +242,8 @@ int mt7925_mcu_uni_rx_ba(struct mt792x_dev *dev,
 			 bool enable);
 void mt7925_scan_work(struct work_struct *work);
 void mt7925_roc_work(struct work_struct *work);
-int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif);
+int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev,
+			  struct ieee80211_bss_conf *link_conf);
 void mt7925_coredump_work(struct work_struct *work);
 int mt7925_get_txpwr_info(struct mt792x_dev *dev, u8 band_idx,
 			  struct mt7925_txpwr *txpwr);