10 files changed, 266 insertions, 72 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
index ff63f37f67d9..55baac70860b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
@@ -55,10 +55,56 @@ static int mt7921_thermal_init(struct mt792x_phy *phy)
 
 	hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy,
 						       mt7921_hwmon_groups);
-	if (IS_ERR(hwmon))
-		return PTR_ERR(hwmon);
+	return PTR_ERR_OR_ZERO(hwmon);
+}
 
-	return 0;
+static void
+mt7921_regd_channel_update(struct wiphy *wiphy, struct mt792x_dev *dev)
+{
+#define IS_UNII_INVALID(idx, sfreq, efreq) \
+	(!(dev->phy.clc_chan_conf & BIT(idx)) && (cfreq) >= (sfreq) && (cfreq) <= (efreq))
+	struct ieee80211_supported_band *sband;
+	struct mt76_dev *mdev = &dev->mt76;
+	struct device_node *np, *band_np;
+	struct ieee80211_channel *ch;
+	int i, cfreq;
+
+	np = mt76_find_power_limits_node(mdev);
+
+	sband = wiphy->bands[NL80211_BAND_5GHZ];
+	band_np = np ? of_get_child_by_name(np, "txpower-5g") : NULL;
+	for (i = 0; i < sband->n_channels; i++) {
+		ch = &sband->channels[i];
+		cfreq = ch->center_freq;
+
+		if (np && (!band_np || !mt76_find_channel_node(band_np, ch))) {
+			ch->flags |= IEEE80211_CHAN_DISABLED;
+			continue;
+		}
+
+		/* UNII-4 */
+		if (IS_UNII_INVALID(0, 5850, 5925))
+			ch->flags |= IEEE80211_CHAN_DISABLED;
+	}
+
+	sband = wiphy->bands[NL80211_BAND_6GHZ];
+	band_np = np ? of_get_child_by_name(np, "txpower-6g") : NULL;
+	for (i = 0; i < sband->n_channels; i++) {
+		ch = &sband->channels[i];
+		cfreq = ch->center_freq;
+
+		if (np && (!band_np || !mt76_find_channel_node(band_np, ch))) {
+			ch->flags |= IEEE80211_CHAN_DISABLED;
+			continue;
+		}
+
+		/* UNII-5/6/7/8 */
+		if (IS_UNII_INVALID(1, 5925, 6425) ||
+		    IS_UNII_INVALID(2, 6425, 6525) ||
+		    IS_UNII_INVALID(3, 6525, 6875) ||
+		    IS_UNII_INVALID(4, 6875, 7125))
+			ch->flags |= IEEE80211_CHAN_DISABLED;
+	}
 }
 
 static void
@@ -77,6 +123,8 @@ mt7921_regd_notifier(struct wiphy *wiphy,
 	mt76_connac_mcu_set_channel_domain(hw->priv);
 	mt7921_set_tx_sar_pwr(hw, NULL);
 	mt792x_mutex_release(dev);
+
+	mt7921_regd_channel_update(wiphy, dev);
 }
 
 int mt7921_mac_init(struct mt792x_dev *dev)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 21f937454229..867e14f6b93a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -794,7 +794,7 @@ int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	mt7921_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb);
 
 	type = mt76_is_sdio(mdev) ? MT7921_SDIO_DATA : 0;
-	mt7921_skb_add_usb_sdio_hdr(dev, skb, type);
+	mt792x_skb_add_usb_sdio_hdr(dev, skb, type);
 	pad = round_up(skb->len, 4) - skb->len;
 	if (mt76_is_usb(mdev))
 		pad += 4;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 0844d28b3223..510a575a973b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -196,8 +196,7 @@ void mt7921_set_stream_he_caps(struct mt792x_phy *phy)
 		n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data);
 
 		band = &phy->mt76->sband_2g.sband;
-		band->iftype_data = data;
-		band->n_iftype_data = n;
+		_ieee80211_set_sband_iftype_data(band, data, n);
 	}
 
 	if (phy->mt76->cap.has_5ghz) {
@@ -205,16 +204,14 @@ void mt7921_set_stream_he_caps(struct mt792x_phy *phy)
 		n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data);
 
 		band = &phy->mt76->sband_5g.sband;
-		band->iftype_data = data;
-		band->n_iftype_data = n;
+		_ieee80211_set_sband_iftype_data(band, data, n);
 
 		if (phy->mt76->cap.has_6ghz) {
 			data = phy->iftype[NL80211_BAND_6GHZ];
 			n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data);
 
 			band = &phy->mt76->sband_6g.sband;
-			band->iftype_data = data;
-			band->n_iftype_data = n;
+			_ieee80211_set_sband_iftype_data(band, data, n);
 		}
 	}
 }
@@ -262,25 +259,6 @@ static int mt7921_start(struct ieee80211_hw *hw)
 	return err;
 }
 
-void mt7921_stop(struct ieee80211_hw *hw)
-{
-	struct mt792x_dev *dev = mt792x_hw_dev(hw);
-	struct mt792x_phy *phy = mt792x_hw_phy(hw);
-
-	cancel_delayed_work_sync(&phy->mt76->mac_work);
-
-	cancel_delayed_work_sync(&dev->pm.ps_work);
-	cancel_work_sync(&dev->pm.wake_work);
-	cancel_work_sync(&dev->reset_work);
-	mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
-
-	mt792x_mutex_acquire(dev);
-	clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
-	mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false);
-	mt792x_mutex_release(dev);
-}
-EXPORT_SYMBOL_GPL(mt7921_stop);
-
 static int
 mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
@@ -318,7 +296,7 @@ mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	mvif->sta.wcid.phy_idx = mvif->mt76.band_idx;
 	mvif->sta.wcid.hw_key_idx = -1;
 	mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET;
-	mt76_packet_id_init(&mvif->sta.wcid);
+	mt76_wcid_init(&mvif->sta.wcid);
 
 	mt7921_mac_wtbl_update(dev, idx,
 			       MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
@@ -704,6 +682,38 @@ static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
 	mt792x_mutex_release(dev);
 }
 
+static void
+mt7921_regd_set_6ghz_power_type(struct ieee80211_vif *vif)
+{
+	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+	struct mt792x_phy *phy = mvif->phy;
+	struct mt792x_dev *dev = phy->dev;
+
+	if (hweight64(dev->mt76.vif_mask) > 1) {
+		phy->power_type = MT_AP_DEFAULT;
+		goto out;
+	}
+
+	switch (vif->bss_conf.power_type) {
+	case IEEE80211_REG_SP_AP:
+		phy->power_type = MT_AP_SP;
+		break;
+	case IEEE80211_REG_VLP_AP:
+		phy->power_type = MT_AP_VLP;
+		break;
+	case IEEE80211_REG_LPI_AP:
+		phy->power_type = MT_AP_LPI;
+		break;
+	case IEEE80211_REG_UNSET_AP:
+	default:
+		phy->power_type = MT_AP_DEFAULT;
+		break;
+	}
+
+out:
+	mt7921_mcu_set_clc(dev, dev->mt76.alpha2, dev->country_ie_env);
+}
+
 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 		       struct ieee80211_sta *sta)
 {
@@ -739,6 +749,8 @@ int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 	if (ret)
 		return ret;
 
+	mt7921_regd_set_6ghz_power_type(vif);
+
 	mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
 
 	return 0;
@@ -756,7 +768,7 @@ void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 
 	if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
 		mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.wcid,
-					    true, mvif->ctx);
+					    true, mvif->mt76.ctx);
 
 	ewma_avg_signal_init(&msta->avg_ack_signal);
 
@@ -791,7 +803,7 @@ void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 		if (!sta->tdls)
 			mt76_connac_mcu_uni_add_bss(&dev->mphy, vif,
 						    &mvif->sta.wcid, false,
-						    mvif->ctx);
+						    mvif->mt76.ctx);
 	}
 
 	spin_lock_bh(&dev->mt76.sta_poll_lock);
@@ -1208,7 +1220,7 @@ mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	mt792x_mutex_acquire(dev);
 
 	err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid,
-					  true, mvif->ctx);
+					  true, mvif->mt76.ctx);
 	if (err)
 		goto out;
 
@@ -1240,7 +1252,7 @@ mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		goto out;
 
 	mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid, false,
-				    mvif->ctx);
+				    mvif->mt76.ctx);
 
 out:
 	mt792x_mutex_release(dev);
@@ -1265,7 +1277,7 @@ static void mt7921_ctx_iter(void *priv, u8 *mac,
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
 	struct ieee80211_chanctx_conf *ctx = priv;
 
-	if (ctx != mvif->ctx)
+	if (ctx != mvif->mt76.ctx)
 		return;
 
 	if (vif->type == NL80211_IFTYPE_MONITOR)
@@ -1298,7 +1310,7 @@ static void mt7921_mgd_prepare_tx(struct ieee80211_hw *hw,
 		       jiffies_to_msecs(HZ);
 
 	mt792x_mutex_acquire(dev);
-	mt7921_set_roc(mvif->phy, mvif, mvif->ctx->def.chan, duration,
+	mt7921_set_roc(mvif->phy, mvif, mvif->mt76.ctx->def.chan, duration,
 		       MT7921_ROC_REQ_JOIN);
 	mt792x_mutex_release(dev);
 }
@@ -1315,7 +1327,7 @@ static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw,
 const struct ieee80211_ops mt7921_ops = {
 	.tx = mt792x_tx,
 	.start = mt7921_start,
-	.stop = mt7921_stop,
+	.stop = mt792x_stop,
 	.add_interface = mt7921_add_interface,
 	.remove_interface = mt792x_remove_interface,
 	.config = mt7921_config,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index 90c93970acab..63f3d4a5c9aa 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -448,6 +448,129 @@ out:
 	return ret;
 }
 
+static void mt7921_mcu_parse_tx_resource(struct mt76_dev *dev,
+					 struct sk_buff *skb)
+{
+	struct mt76_sdio *sdio = &dev->sdio;
+	struct mt7921_tx_resource {
+		__le32 version;
+		__le32 pse_data_quota;
+		__le32 pse_mcu_quota;
+		__le32 ple_data_quota;
+		__le32 ple_mcu_quota;
+		__le16 pse_page_size;
+		__le16 ple_page_size;
+		u8 pp_padding;
+		u8 pad[3];
+	} __packed * tx_res;
+
+	tx_res = (struct mt7921_tx_resource *)skb->data;
+	sdio->sched.pse_data_quota = le32_to_cpu(tx_res->pse_data_quota);
+	sdio->sched.pse_mcu_quota = le32_to_cpu(tx_res->pse_mcu_quota);
+	sdio->sched.ple_data_quota = le32_to_cpu(tx_res->ple_data_quota);
+	sdio->sched.pse_page_size = le16_to_cpu(tx_res->pse_page_size);
+	sdio->sched.deficit = tx_res->pp_padding;
+}
+
+static void mt7921_mcu_parse_phy_cap(struct mt76_dev *dev,
+				     struct sk_buff *skb)
+{
+	struct mt7921_phy_cap {
+		u8 ht;
+		u8 vht;
+		u8 _5g;
+		u8 max_bw;
+		u8 nss;
+		u8 dbdc;
+		u8 tx_ldpc;
+		u8 rx_ldpc;
+		u8 tx_stbc;
+		u8 rx_stbc;
+		u8 hw_path;
+		u8 he;
+	} __packed * cap;
+
+	enum {
+		WF0_24G,
+		WF0_5G
+	};
+
+	cap = (struct mt7921_phy_cap *)skb->data;
+
+	dev->phy.antenna_mask = BIT(cap->nss) - 1;
+	dev->phy.chainmask = dev->phy.antenna_mask;
+	dev->phy.cap.has_2ghz = cap->hw_path & BIT(WF0_24G);
+	dev->phy.cap.has_5ghz = cap->hw_path & BIT(WF0_5G);
+}
+
+static int mt7921_mcu_get_nic_capability(struct mt792x_phy *mphy)
+{
+	struct mt76_connac_cap_hdr {
+		__le16 n_element;
+		u8 rsv[2];
+	} __packed * hdr;
+	struct sk_buff *skb;
+	struct mt76_phy *phy = mphy->mt76;
+	int ret, i;
+
+	ret = mt76_mcu_send_and_get_msg(phy->dev, MCU_CE_CMD(GET_NIC_CAPAB),
+					NULL, 0, true, &skb);
+	if (ret)
+		return ret;
+
+	hdr = (struct mt76_connac_cap_hdr *)skb->data;
+	if (skb->len < sizeof(*hdr)) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	skb_pull(skb, sizeof(*hdr));
+
+	for (i = 0; i < le16_to_cpu(hdr->n_element); i++) {
+		struct tlv_hdr {
+			__le32 type;
+			__le32 len;
+		} __packed * tlv = (struct tlv_hdr *)skb->data;
+		int len;
+
+		if (skb->len < sizeof(*tlv))
+			break;
+
+		skb_pull(skb, sizeof(*tlv));
+
+		len = le32_to_cpu(tlv->len);
+		if (skb->len < len)
+			break;
+
+		switch (le32_to_cpu(tlv->type)) {
+		case MT_NIC_CAP_6G:
+			phy->cap.has_6ghz = skb->data[0];
+			break;
+		case MT_NIC_CAP_MAC_ADDR:
+			memcpy(phy->macaddr, (void *)skb->data, ETH_ALEN);
+			break;
+		case MT_NIC_CAP_PHY:
+			mt7921_mcu_parse_phy_cap(phy->dev, skb);
+			break;
+		case MT_NIC_CAP_TX_RESOURCE:
+			if (mt76_is_sdio(phy->dev))
+				mt7921_mcu_parse_tx_resource(phy->dev,
+							     skb);
+			break;
+		case MT_NIC_CAP_CHIP_CAP:
+			memcpy(&mphy->chip_cap, (void *)skb->data, sizeof(u64));
+			break;
+		default:
+			break;
+		}
+		skb_pull(skb, len);
+	}
+out:
+	dev_kfree_skb(skb);
+
+	return ret;
+}
+
 int mt7921_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl)
 {
 	struct {
@@ -469,7 +592,7 @@ int mt7921_run_firmware(struct mt792x_dev *dev)
 	if (err)
 		return err;
 
-	err = mt76_connac_mcu_get_nic_capability(&dev->mphy);
+	err = mt7921_mcu_get_nic_capability(&dev->phy);
 	if (err)
 		return err;
 
@@ -1123,7 +1246,9 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
 			 struct mt7921_clc *clc,
 			 u8 idx)
 {
-	struct sk_buff *skb;
+#define CLC_CAP_EVT_EN BIT(0)
+#define CLC_CAP_DTS_EN BIT(1)
+	struct sk_buff *skb, *ret_skb = NULL;
 	struct {
 		u8 ver;
 		u8 pad0;
@@ -1131,13 +1256,15 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
 		u8 idx;
 		u8 env;
 		u8 acpi_conf;
-		u8 pad1;
+		u8 cap;
 		u8 alpha2[2];
 		u8 type[2];
-		u8 rsvd[64];
+		u8 env_6g;
+		u8 rsvd[63];
 	} __packed req = {
 		.idx = idx,
 		.env = env_cap,
+		.env_6g = dev->phy.power_type,
 		.acpi_conf = mt792x_acpi_get_flags(&dev->phy),
 	};
 	int ret, valid_cnt = 0;
@@ -1146,6 +1273,11 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
 	if (!clc)
 		return 0;
 
+	if (dev->phy.chip_cap & MT792x_CHIP_CAP_CLC_EVT_EN)
+		req.cap |= CLC_CAP_EVT_EN;
+	if (mt76_find_power_limits_node(&dev->mt76))
+		req.cap |= CLC_CAP_DTS_EN;
+
 	pos = clc->data;
 	for (i = 0; i < clc->nr_country; i++) {
 		struct mt7921_clc_rule *rule = (struct mt7921_clc_rule *)pos;
@@ -1167,10 +1299,21 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
 			return -ENOMEM;
 		skb_put_data(skb, rule->data, len);
 
-		ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
-					    MCU_CE_CMD(SET_CLC), false);
+		ret = mt76_mcu_skb_send_and_get_msg(&dev->mt76, skb,
+						    MCU_CE_CMD(SET_CLC),
+						    !!(req.cap & CLC_CAP_EVT_EN),
+						    &ret_skb);
 		if (ret < 0)
 			return ret;
+
+		if (ret_skb) {
+			struct mt7921_clc_info_tlv *info;
+
+			info = (struct mt7921_clc_info_tlv *)(ret_skb->data + 4);
+			dev->phy.clc_chan_conf = info->chan_conf;
+			dev_kfree_skb(ret_skb);
+		}
+
 		valid_cnt++;
 	}
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
index 9b0aa3b70f0e..f9a259ee6b82 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
@@ -99,4 +99,17 @@ struct mt7921_rftest_evt {
 	__le32 param0;
 	__le32 param1;
 } __packed;
+
+struct mt7921_clc_info_tlv {
+	__le16 tag;
+	__le16 len;
+
+	u8 chan_conf; /* BIT(0) : Enable UNII-4
+		       * BIT(1) : Enable UNII-5
+		       * BIT(2) : Enable UNII-6
+		       * BIT(3) : Enable UNII-7
+		       * BIT(4) : Enable UNII-8
+		       */
+	u8 rsv[63];
+} __packed;
 #endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index 87dd06855f68..f28621121927 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -23,10 +23,8 @@
 #define MT7921_SKU_MAX_DELTA_IDX	MT7921_SKU_RATE_NUM
 #define MT7921_SKU_TABLE_SIZE		(MT7921_SKU_RATE_NUM + 1)
 
-#define MT7921_SDIO_HDR_TX_BYTES	GENMASK(15, 0)
-#define MT7921_SDIO_HDR_PKT_TYPE	GENMASK(17, 16)
-
 #define MCU_UNI_EVENT_ROC  0x27
+#define MCU_UNI_EVENT_CLC  0x80
 
 enum {
 	UNI_ROC_ACQUIRE,
@@ -235,20 +233,6 @@ mt7921_l1_rmw(struct mt792x_dev *dev, u32 addr, u32 mask, u32 val)
 #define mt7921_l1_set(dev, addr, val)	mt7921_l1_rmw(dev, addr, 0, val)
 #define mt7921_l1_clear(dev, addr, val)	mt7921_l1_rmw(dev, addr, val, 0)
 
-static inline void
-mt7921_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb,
-			    int type)
-{
-	u32 hdr, len;
-
-	len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr);
-	hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) |
-	      FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type);
-
-	put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr)));
-}
-
-void mt7921_stop(struct ieee80211_hw *hw);
 int mt7921_mac_init(struct mt792x_dev *dev);
 bool mt7921_mac_wtbl_update(struct mt792x_dev *dev, int idx, u32 mask);
 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index 3dda84a93717..f04e7095e181 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -17,6 +17,8 @@ static const struct pci_device_id mt7921_pci_device_table[] = {
 		.driver_data = (kernel_ulong_t)MT7921_FIRMWARE_WM },
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7922),
 		.driver_data = (kernel_ulong_t)MT7922_FIRMWARE_WM },
+	{ PCI_DEVICE(PCI_VENDOR_ID_ITTIM, 0x7922),
+		.driver_data = (kernel_ulong_t)MT7922_FIRMWARE_WM },
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0608),
 		.driver_data = (kernel_ulong_t)MT7921_FIRMWARE_WM },
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0616),
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
index e7a995e7e70a..c866144ff061 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
@@ -48,7 +48,7 @@ int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	memset(txp, 0, sizeof(struct mt76_connac_hw_txp));
 	mt76_connac_write_hw_txp(mdev, tx_info, txp, id);
 
-	tx_info->skb = DMA_DUMMY_DATA;
+	tx_info->skb = NULL;
 
 	return 0;
 }
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c
index 310eeca024ad..5e4501d7f1c0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.c
@@ -38,7 +38,7 @@ mt7921s_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
 	if (cmd == MCU_CMD(FW_SCATTER))
 		type = MT7921_SDIO_FWDL;
 
-	mt7921_skb_add_usb_sdio_hdr(dev, skb, type);
+	mt792x_skb_add_usb_sdio_hdr(dev, skb, type);
 	pad = round_up(skb->len, 4) - skb->len;
 	__skb_put_zero(skb, pad);
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/usb.c b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c
index 59cd3d98bf90..e5258c74fc07 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c
@@ -43,7 +43,7 @@ mt7921u_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
 	else
 		ep = MT_EP_OUT_AC_BE;
 
-	mt7921_skb_add_usb_sdio_hdr(dev, skb, 0);
+	mt792x_skb_add_usb_sdio_hdr(dev, skb, 0);
 	pad = round_up(skb->len, 4) + 4 - skb->len;
 	__skb_put_zero(skb, pad);
 
@@ -135,14 +135,6 @@ out:
 	return err;
 }
 
-static void mt7921u_stop(struct ieee80211_hw *hw)
-{
-	struct mt792x_dev *dev = mt792x_hw_dev(hw);
-
-	mt76u_stop_tx(&dev->mt76);
-	mt7921_stop(hw);
-}
-
 static int mt7921u_probe(struct usb_interface *usb_intf,
 			 const struct usb_device_id *id)
 {
@@ -189,7 +181,7 @@ static int mt7921u_probe(struct usb_interface *usb_intf,
 	if (!ops)
 		return -ENOMEM;
 
-	ops->stop = mt7921u_stop;
+	ops->stop = mt792xu_stop;
 	mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), ops, &drv_ops);
 	if (!mdev)
 		return -ENOMEM;