wifi: mt76: mt7925: extend mt7925_mcu_[abort, set]_roc for per-link BSS

The channel context has to be bound with the per-link BSS, thus,
we extend mt7925_mcu_[abort, set]_roc to work with the 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/20240613030241.5771-20-sean.wang@kernel.orgSigned-off-by: Felix Fietkau <nbd@nbd.name>

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

@@ -387,7 +387,7 @@ static void mt7925_roc_iter(void *priv, u8 *mac,
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
 	struct mt792x_phy *phy = priv;
 
-	mt7925_mcu_abort_roc(phy, mvif, phy->roc_token_id);
+	mt7925_mcu_abort_roc(phy, &mvif->bss_conf, phy->roc_token_id);
 }
 
 void mt7925_roc_work(struct work_struct *work)
@@ -408,7 +408,8 @@ void mt7925_roc_work(struct work_struct *work)
 	ieee80211_remain_on_channel_expired(phy->mt76->hw);
 }
 
-static int mt7925_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif)
+static int mt7925_abort_roc(struct mt792x_phy *phy,
+			    struct mt792x_bss_conf *mconf)
 {
 	int err = 0;
 
@@ -417,14 +418,14 @@ static int mt7925_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif)
 
 	mt792x_mutex_acquire(phy->dev);
 	if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
-		err = mt7925_mcu_abort_roc(phy, vif, phy->roc_token_id);
+		err = mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id);
 	mt792x_mutex_release(phy->dev);
 
 	return err;
 }
 
 static int mt7925_set_roc(struct mt792x_phy *phy,
-			  struct mt792x_vif *vif,
+			  struct mt792x_bss_conf *mconf,
 			  struct ieee80211_channel *chan,
 			  int duration,
 			  enum mt7925_roc_req type)
@@ -436,7 +437,7 @@ static int mt7925_set_roc(struct mt792x_phy *phy,
 
 	phy->roc_grant = false;
 
-	err = mt7925_mcu_set_roc(phy, vif, chan, duration, type,
+	err = mt7925_mcu_set_roc(phy, mconf, chan, duration, type,
 				 ++phy->roc_token_id);
 	if (err < 0) {
 		clear_bit(MT76_STATE_ROC, &phy->mt76->state);
@@ -444,7 +445,7 @@ static int mt7925_set_roc(struct mt792x_phy *phy,
 	}
 
 	if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) {
-		mt7925_mcu_abort_roc(phy, vif, phy->roc_token_id);
+		mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id);
 		clear_bit(MT76_STATE_ROC, &phy->mt76->state);
 		err = -ETIMEDOUT;
 	}
@@ -464,7 +465,8 @@ static int mt7925_remain_on_channel(struct ieee80211_hw *hw,
 	int err;
 
 	mt792x_mutex_acquire(phy->dev);
-	err = mt7925_set_roc(phy, mvif, chan, duration, MT7925_ROC_REQ_ROC);
+	err = mt7925_set_roc(phy, &mvif->bss_conf,
+			     chan, duration, MT7925_ROC_REQ_ROC);
 	mt792x_mutex_release(phy->dev);
 
 	return err;
@@ -476,7 +478,7 @@ static int mt7925_cancel_remain_on_channel(struct ieee80211_hw *hw,
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
 	struct mt792x_phy *phy = mt792x_hw_phy(hw);
 
-	return mt7925_abort_roc(phy, mvif);
+	return mt7925_abort_roc(phy, &mvif->bss_conf);
 }
 
 static int mt7925_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
@@ -1345,7 +1347,8 @@ static void mt7925_mgd_prepare_tx(struct ieee80211_hw *hw,
 		       jiffies_to_msecs(HZ);
 
 	mt792x_mutex_acquire(dev);
-	mt7925_set_roc(mvif->phy, mvif, mvif->bss_conf.mt76.ctx->def.chan, duration,
+	mt7925_set_roc(mvif->phy, &mvif->bss_conf,
+		       mvif->bss_conf.mt76.ctx->def.chan, duration,
 		       MT7925_ROC_REQ_JOIN);
 	mt792x_mutex_release(dev);
 }
@@ -1356,7 +1359,7 @@ static void mt7925_mgd_complete_tx(struct ieee80211_hw *hw,
 {
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
 
-	mt7925_abort_roc(mvif->phy, mvif);
+	mt7925_abort_roc(mvif->phy, &mvif->bss_conf);
 }
 
 static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw,

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

@@ -1050,7 +1050,7 @@ int mt7925_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif,
 	return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true);
 }
 
-int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
+int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf,
 		       struct ieee80211_channel *chan, int duration,
 		       enum mt7925_roc_req type, u8 token_id)
 {
@@ -1086,7 +1086,7 @@ int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
 			.tokenid = token_id,
 			.reqtype = type,
 			.maxinterval = cpu_to_le32(duration),
-			.bss_idx = vif->bss_conf.mt76.idx,
+			.bss_idx = mconf->mt76.idx,
 			.control_channel = chan->hw_value,
 			.bw = CMD_CBW_20MHZ,
 			.bw_from_ap = CMD_CBW_20MHZ,
@@ -1117,7 +1117,7 @@ int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
 				 &req, sizeof(req), false);
 }
 
-int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
+int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf,
 			 u8 token_id)
 {
 	struct mt792x_dev *dev = phy->dev;
@@ -1138,7 +1138,7 @@ int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
 			.tag = cpu_to_le16(UNI_ROC_ABORT),
 			.len = cpu_to_le16(sizeof(struct roc_abort_tlv)),
 			.tokenid = token_id,
-			.bss_idx = vif->bss_conf.mt76.idx,
+			.bss_idx = mconf->mt76.idx,
 			.dbdcband = 0xff, /* auto*/
 		},
 	};

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

@@ -292,10 +292,10 @@ int mt7925_set_tx_sar_pwr(struct ieee80211_hw *hw,
 int mt7925_mcu_regval(struct mt792x_dev *dev, u32 regidx, u32 *val, bool set);
 int mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
 		       enum environment_cap env_cap);
-int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
+int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf,
 		       struct ieee80211_channel *chan, int duration,
 		       enum mt7925_roc_req type, u8 token_id);
-int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
+int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf,
 			 u8 token_id);
 int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb,
 			    int cmd, int *wait_seq);