Merge tag 'mt76-next-2025-03-19' of https://github.com/nbd168/wireless

Felix Fietkau says:
====================
mt76 patches for 6.15

- preparation for mt7996 mlo support
- fixes
====================

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Author: jmberg-intel

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

@@ -293,6 +293,7 @@ struct mt76_vif_link *mt76_get_vif_phy_link(struct mt76_phy *phy,
 		kfree(mlink);
 		return ERR_PTR(ret);
 	}
+	rcu_assign_pointer(mvif->offchannel_link, mlink);
 
 	return mlink;
 }
@@ -301,10 +302,12 @@ void mt76_put_vif_phy_link(struct mt76_phy *phy, struct ieee80211_vif *vif,
 			   struct mt76_vif_link *mlink)
 {
 	struct mt76_dev *dev = phy->dev;
+	struct mt76_vif_data *mvif = mlink->mvif;
 
 	if (IS_ERR_OR_NULL(mlink) || !mlink->offchannel)
 		return;
 
+	rcu_assign_pointer(mvif->offchannel_link, NULL);
 	dev->drv->vif_link_remove(phy, vif, &vif->bss_conf, mlink);
 	kfree(mlink);
 }

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

@@ -95,6 +95,10 @@ int mt76_get_of_data_from_mtd(struct mt76_dev *dev, void *eep, int offset, int l
 
 #ifdef CONFIG_NL80211_TESTMODE
 	dev->test_mtd.name = devm_kstrdup(dev->dev, part, GFP_KERNEL);
+	if (!dev->test_mtd.name) {
+		ret = -ENOMEM;
+		goto out_put_node;
+	}
 	dev->test_mtd.offset = offset;
 #endif
 

drivers/net/wireless/mediatek/mt76/mac80211.c

@@ -816,8 +816,8 @@ void mt76_free_device(struct mt76_dev *dev)
 }
 EXPORT_SYMBOL_GPL(mt76_free_device);
 
-static struct mt76_phy *
-mt76_vif_phy(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
+struct mt76_phy *mt76_vif_phy(struct ieee80211_hw *hw,
+			      struct ieee80211_vif *vif)
 {
 	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;
 	struct mt76_chanctx *ctx;
@@ -831,6 +831,7 @@ mt76_vif_phy(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	ctx = (struct mt76_chanctx *)mlink->ctx->drv_priv;
 	return ctx->phy;
 }
+EXPORT_SYMBOL_GPL(mt76_vif_phy);
 
 static void mt76_rx_release_amsdu(struct mt76_phy *phy, enum mt76_rxq_id q)
 {
@@ -1697,6 +1698,17 @@ void mt76_wcid_add_poll(struct mt76_dev *dev, struct mt76_wcid *wcid)
 }
 EXPORT_SYMBOL_GPL(mt76_wcid_add_poll);
 
+s8 mt76_get_power_bound(struct mt76_phy *phy, s8 txpower)
+{
+	int n_chains = hweight16(phy->chainmask);
+
+	txpower = mt76_get_sar_power(phy, phy->chandef.chan, txpower * 2);
+	txpower -= mt76_tx_power_nss_delta(n_chains);
+
+	return txpower;
+}
+EXPORT_SYMBOL_GPL(mt76_get_power_bound);
+
 int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		     unsigned int link_id, int *dbm)
 {

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

@@ -351,6 +351,7 @@ struct mt76_wcid {
 	u8 hw_key_idx;
 	u8 hw_key_idx2;
 
+	u8 offchannel:1;
 	u8 sta:1;
 	u8 sta_disabled:1;
 	u8 amsdu:1;
@@ -491,6 +492,7 @@ struct mt76_hw_cap {
 #define MT_DRV_RX_DMA_HDR		BIT(3)
 #define MT_DRV_HW_MGMT_TXQ		BIT(4)
 #define MT_DRV_AMSDU_OFFLOAD		BIT(5)
+#define MT_DRV_IGNORE_TXS_FAILED	BIT(6)
 
 struct mt76_driver_ops {
 	u32 drv_flags;
@@ -769,6 +771,7 @@ struct mt76_testmode_data {
 
 struct mt76_vif_link {
 	u8 idx;
+	u8 link_idx;
 	u8 omac_idx;
 	u8 band_idx;
 	u8 wmm_idx;
@@ -786,6 +789,7 @@ struct mt76_vif_link {
 
 struct mt76_vif_data {
 	struct mt76_vif_link __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
+	struct mt76_vif_link __rcu *offchannel_link;
 
 	struct mt76_phy *roc_phy;
 	u16 valid_links;
@@ -1224,6 +1228,8 @@ struct mt76_phy *mt76_alloc_phy(struct mt76_dev *dev, unsigned int size,
 				u8 band_idx);
 int mt76_register_phy(struct mt76_phy *phy, bool vht,
 		      struct ieee80211_rate *rates, int n_rates);
+struct mt76_phy *mt76_vif_phy(struct ieee80211_hw *hw,
+			      struct ieee80211_vif *vif);
 
 struct dentry *mt76_register_debugfs_fops(struct mt76_phy *phy,
 					  const struct file_operations *ops);
@@ -1482,6 +1488,8 @@ void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 int mt76_get_min_avg_rssi(struct mt76_dev *dev, u8 phy_idx);
 
+s8 mt76_get_power_bound(struct mt76_phy *phy, s8 txpower);
+
 int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		     unsigned int link_id, int *dbm);
 int mt76_init_sar_power(struct ieee80211_hw *hw,

drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h

@@ -314,6 +314,9 @@ enum tx_frag_idx {
 #define MT_TXFREE_INFO_COUNT		GENMASK(27, 24)
 #define MT_TXFREE_INFO_STAT		GENMASK(29, 28)
 
+#define MT_TXS_HDR_SIZE			4 /* Unit: DW */
+#define MT_TXS_SIZE			12 /* Unit: DW */
+
 #define MT_TXS0_BW			GENMASK(31, 29)
 #define MT_TXS0_TID			GENMASK(28, 26)
 #define MT_TXS0_AMPDU			BIT(25)

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

@@ -391,7 +391,7 @@ void mt76_connac_mcu_sta_basic_tlv(struct mt76_dev *dev, struct sk_buff *skb,
 		basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
 
 		if (vif->type == NL80211_IFTYPE_STATION &&
-		    !is_zero_ether_addr(link_conf->bssid)) {
+		    link_conf && !is_zero_ether_addr(link_conf->bssid)) {
 			memcpy(basic->peer_addr, link_conf->bssid, ETH_ALEN);
 			basic->aid = cpu_to_le16(vif->cfg.aid);
 		} else {
@@ -1168,7 +1168,7 @@ int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy,
 			.tag = cpu_to_le16(DEV_INFO_ACTIVE),
 			.len = cpu_to_le16(sizeof(struct req_tlv)),
 			.active = enable,
-			.link_idx = mvif->idx,
+			.link_idx = mvif->link_idx,
 		},
 	};
 	struct {
@@ -1191,7 +1191,7 @@ int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy,
 			.bmc_tx_wlan_idx = cpu_to_le16(wcid->idx),
 			.sta_idx = cpu_to_le16(wcid->idx),
 			.conn_state = 1,
-			.link_idx = mvif->idx,
+			.link_idx = mvif->link_idx,
 		},
 	};
 	int err, idx, cmd, len;

drivers/net/wireless/mediatek/mt76/mt76x0/pci.c

@@ -156,7 +156,8 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	static const struct mt76_driver_ops drv_ops = {
 		.txwi_size = sizeof(struct mt76x02_txwi),
 		.drv_flags = MT_DRV_TX_ALIGNED4_SKBS |
-			     MT_DRV_SW_RX_AIRTIME,
+			     MT_DRV_SW_RX_AIRTIME |
+			     MT_DRV_IGNORE_TXS_FAILED,
 		.survey_flags = SURVEY_INFO_TIME_TX,
 		.update_survey = mt76x02_update_channel,
 		.set_channel = mt76x0_set_channel,

drivers/net/wireless/mediatek/mt76/mt76x0/usb.c

@@ -214,7 +214,8 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
 			 const struct usb_device_id *id)
 {
 	static const struct mt76_driver_ops drv_ops = {
-		.drv_flags = MT_DRV_SW_RX_AIRTIME,
+		.drv_flags = MT_DRV_SW_RX_AIRTIME |
+			     MT_DRV_IGNORE_TXS_FAILED,
 		.survey_flags = SURVEY_INFO_TIME_TX,
 		.update_survey = mt76x02_update_channel,
 		.set_channel = mt76x0_set_channel,

drivers/net/wireless/mediatek/mt76/mt76x2/pci.c

@@ -22,7 +22,8 @@ mt76x2e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	static const struct mt76_driver_ops drv_ops = {
 		.txwi_size = sizeof(struct mt76x02_txwi),
 		.drv_flags = MT_DRV_TX_ALIGNED4_SKBS |
-			     MT_DRV_SW_RX_AIRTIME,
+			     MT_DRV_SW_RX_AIRTIME |
+			     MT_DRV_IGNORE_TXS_FAILED,
 		.survey_flags = SURVEY_INFO_TIME_TX,
 		.update_survey = mt76x02_update_channel,
 		.set_channel = mt76x2e_set_channel,

drivers/net/wireless/mediatek/mt76/mt76x2/usb.c

@@ -22,14 +22,16 @@ static const struct usb_device_id mt76x2u_device_table[] = {
 	{ USB_DEVICE(0x0846, 0x9053) },	/* Netgear A6210 */
 	{ USB_DEVICE(0x045e, 0x02e6) },	/* XBox One Wireless Adapter */
 	{ USB_DEVICE(0x045e, 0x02fe) },	/* XBox One Wireless Adapter */
+	{ USB_DEVICE(0x2357, 0x0137) },	/* TP-Link TL-WDN6200 */
 	{ },
 };
 
 static int mt76x2u_probe(struct usb_interface *intf,
 			 const struct usb_device_id *id)
 {
 	static const struct mt76_driver_ops drv_ops = {
-		.drv_flags = MT_DRV_SW_RX_AIRTIME,
+		.drv_flags = MT_DRV_SW_RX_AIRTIME |
+			     MT_DRV_IGNORE_TXS_FAILED,
 		.survey_flags = SURVEY_INFO_TIME_TX,
 		.update_survey = mt76x02_update_channel,
 		.set_channel = mt76x2u_set_channel,