7 files changed, 132 insertions, 10 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 867e14f6b93a..73e42ef42983 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -663,6 +663,7 @@ void mt7921_mac_reset_work(struct work_struct *work)
 	int i, ret;
 
 	dev_dbg(dev->mt76.dev, "chip reset\n");
+	set_bit(MT76_RESET, &dev->mphy.state);
 	dev->hw_full_reset = true;
 	ieee80211_stop_queues(hw);
 
@@ -691,6 +692,7 @@ void mt7921_mac_reset_work(struct work_struct *work)
 	}
 
 	dev->hw_full_reset = false;
+	clear_bit(MT76_RESET, &dev->mphy.state);
 	pm->suspended = false;
 	ieee80211_wake_queues(hw);
 	ieee80211_iterate_active_interfaces(hw,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index ca36de34171b..3e3ad3518d85 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -242,6 +242,15 @@ int __mt7921_start(struct mt792x_phy *phy)
 
 	ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
 				     MT792x_WATCHDOG_TIME);
+	if (mt76_is_mmio(mphy->dev)) {
+		err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_LED_CTRL_ENABLE);
+		if (err)
+			return err;
+
+		err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_ON_LED);
+		if (err)
+			return err;
+	}
 
 	return 0;
 }
@@ -259,6 +268,22 @@ static int mt7921_start(struct ieee80211_hw *hw)
 	return err;
 }
 
+static void mt7921_stop(struct ieee80211_hw *hw)
+{
+	struct mt792x_dev *dev = mt792x_hw_dev(hw);
+	int err = 0;
+
+	if (mt76_is_mmio(&dev->mt76)) {
+		mt792x_mutex_acquire(dev);
+		err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_OFF_LED);
+		mt792x_mutex_release(dev);
+		if (err)
+			return;
+	}
+
+	mt792x_stop(hw);
+}
+
 static int
 mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
@@ -310,6 +335,8 @@ mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	}
 
 	vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
+	if (phy->chip_cap & MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN)
+		vif->driver_flags |= IEEE80211_VIF_SUPPORTS_CQM_RSSI;
 out:
 	mt792x_mutex_release(dev);
 
@@ -679,6 +706,9 @@ static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
 	if (changed & BSS_CHANGED_PS)
 		mt7921_mcu_uni_bss_ps(dev, vif);
 
+	if (changed & BSS_CHANGED_CQM)
+		mt7921_mcu_set_rssimonitor(dev, vif);
+
 	if (changed & BSS_CHANGED_ASSOC) {
 		mt7921_mcu_sta_update(dev, NULL, vif, true,
 				      MT76_STA_INFO_STATE_ASSOC);
@@ -1372,7 +1402,7 @@ static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw,
 const struct ieee80211_ops mt7921_ops = {
 	.tx = mt792x_tx,
 	.start = mt7921_start,
-	.stop = mt792x_stop,
+	.stop = mt7921_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 8b4ce32a2cd1..bdd8b5f19b24 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -254,6 +254,42 @@ mt7921_mcu_tx_done_event(struct mt792x_dev *dev, struct sk_buff *skb)
 }
 
 static void
+mt7921_mcu_rssi_monitor_iter(void *priv, u8 *mac,
+			     struct ieee80211_vif *vif)
+{
+	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+	struct mt76_connac_rssi_notify_event *event = priv;
+	enum nl80211_cqm_rssi_threshold_event nl_event;
+	s32 rssi = le32_to_cpu(event->rssi[mvif->mt76.idx]);
+
+	if (!rssi)
+		return;
+
+	if (!(vif->driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
+		return;
+
+	if (rssi > vif->bss_conf.cqm_rssi_thold)
+		nl_event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
+	else
+		nl_event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
+
+	ieee80211_cqm_rssi_notify(vif, nl_event, rssi, GFP_KERNEL);
+}
+
+static void
+mt7921_mcu_rssi_monitor_event(struct mt792x_dev *dev, struct sk_buff *skb)
+{
+	struct mt76_connac_rssi_notify_event *event;
+
+	skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd));
+	event = (struct mt76_connac_rssi_notify_event *)skb->data;
+
+	ieee80211_iterate_active_interfaces_atomic(mt76_hw(dev),
+						   IEEE80211_IFACE_ITER_RESUME_ALL,
+						   mt7921_mcu_rssi_monitor_iter, event);
+}
+
+static void
 mt7921_mcu_rx_unsolicited_event(struct mt792x_dev *dev, struct sk_buff *skb)
 {
 	struct mt76_connac2_mcu_rxd *rxd;
@@ -281,6 +317,9 @@ mt7921_mcu_rx_unsolicited_event(struct mt792x_dev *dev, struct sk_buff *skb)
 	case MCU_EVENT_TX_DONE:
 		mt7921_mcu_tx_done_event(dev, skb);
 		break;
+	case MCU_EVENT_RSSI_NOTIFY:
+		mt7921_mcu_rssi_monitor_event(dev, skb);
+		break;
 	default:
 		break;
 	}
@@ -327,6 +366,7 @@ void mt7921_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb)
 	if (rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT ||
 	    rxd->eid == MCU_EVENT_BSS_BEACON_LOSS ||
 	    rxd->eid == MCU_EVENT_SCHED_SCAN_DONE ||
+	    rxd->eid == MCU_EVENT_RSSI_NOTIFY ||
 	    rxd->eid == MCU_EVENT_SCAN_DONE ||
 	    rxd->eid == MCU_EVENT_TX_DONE ||
 	    rxd->eid == MCU_EVENT_DBG_MSG ||
@@ -606,6 +646,20 @@ int mt7921_run_firmware(struct mt792x_dev *dev)
 }
 EXPORT_SYMBOL_GPL(mt7921_run_firmware);
 
+int mt7921_mcu_radio_led_ctrl(struct mt792x_dev *dev, u8 value)
+{
+	struct {
+		u8 ctrlid;
+		u8 rsv[3];
+	} __packed req = {
+		.ctrlid = value,
+	};
+
+	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ID_RADIO_ON_OFF_CTRL),
+				&req, sizeof(req), false);
+}
+EXPORT_SYMBOL_GPL(mt7921_mcu_radio_led_ctrl);
+
 int mt7921_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif)
 {
 	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
@@ -1100,12 +1154,12 @@ int mt7921_mcu_config_sniffer(struct mt792x_vif *vif,
 {
 	struct cfg80211_chan_def *chandef = &ctx->def;
 	int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
-	const u8 ch_band[] = {
+	static const u8 ch_band[] = {
 		[NL80211_BAND_2GHZ] = 1,
 		[NL80211_BAND_5GHZ] = 2,
 		[NL80211_BAND_6GHZ] = 3,
 	};
-	const u8 ch_width[] = {
+	static const u8 ch_width[] = {
 		[NL80211_CHAN_WIDTH_20_NOHT] = 0,
 		[NL80211_CHAN_WIDTH_20] = 0,
 		[NL80211_CHAN_WIDTH_40] = 0,
@@ -1391,3 +1445,24 @@ int mt7921_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif,
 	return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_RX_FILTER),
 				 &data, sizeof(data), false);
 }
+
+int mt7921_mcu_set_rssimonitor(struct mt792x_dev *dev, struct ieee80211_vif *vif)
+{
+	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+	struct {
+		u8 enable;
+		s8 cqm_rssi_high;
+		s8 cqm_rssi_low;
+		u8 bss_idx;
+		u16 duration;
+		u8 rsv2[2];
+	} __packed data = {
+		.enable = vif->cfg.assoc,
+		.cqm_rssi_high = vif->bss_conf.cqm_rssi_thold + vif->bss_conf.cqm_rssi_hyst,
+		.cqm_rssi_low = vif->bss_conf.cqm_rssi_thold - vif->bss_conf.cqm_rssi_hyst,
+		.bss_idx = mvif->mt76.idx,
+	};
+
+	return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(RSSI_MONITOR),
+				 &data, sizeof(data), false);
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index 3016636d18c6..6c5392c5d207 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -27,6 +27,10 @@
 #define MCU_UNI_EVENT_ROC  0x27
 #define MCU_UNI_EVENT_CLC  0x80
 
+#define EXT_CMD_RADIO_LED_CTRL_ENABLE   0x1
+#define EXT_CMD_RADIO_ON_LED            0x2
+#define EXT_CMD_RADIO_OFF_LED           0x3
+
 enum {
 	UNI_ROC_ACQUIRE,
 	UNI_ROC_ABORT,
@@ -196,6 +200,7 @@ int mt7921_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl);
 void mt7921_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb);
 int mt7921_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif,
 			    u8 bit_op, u32 bit_map);
+int mt7921_mcu_radio_led_ctrl(struct mt792x_dev *dev, u8 value);
 
 static inline u32
 mt7921_reg_map_l1(struct mt792x_dev *dev, u32 addr)
@@ -323,4 +328,5 @@ int mt7921_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
 int mt7921_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
 			 u8 token_id);
 void mt7921_roc_abort_sync(struct mt792x_dev *dev);
+int mt7921_mcu_set_rssimonitor(struct mt792x_dev *dev, struct ieee80211_vif *vif);
 #endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index cda853e86676..f768e9389ac6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -24,6 +24,8 @@ static const struct pci_device_id mt7921_pci_device_table[] = {
 		.driver_data = (kernel_ulong_t)MT7921_FIRMWARE_WM },
 	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0616),
 		.driver_data = (kernel_ulong_t)MT7922_FIRMWARE_WM },
+	{ PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7920),
+		.driver_data = (kernel_ulong_t)MT7920_FIRMWARE_WM },
 	{ },
 };
 
@@ -269,9 +271,9 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 	struct mt76_bus_ops *bus_ops;
 	struct mt792x_dev *dev;
 	struct mt76_dev *mdev;
+	u16 cmd, chipid;
 	u8 features;
 	int ret;
-	u16 cmd;
 
 	ret = pcim_enable_device(pdev);
 	if (ret)
@@ -345,7 +347,10 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 	if (ret)
 		goto err_free_dev;
 
-	mdev->rev = (mt7921_l1_rr(dev, MT_HW_CHIPID) << 16) |
+	chipid = mt7921_l1_rr(dev, MT_HW_CHIPID);
+	if (chipid == 0x7961 && (mt7921_l1_rr(dev, MT_HW_BOUND) & BIT(7)))
+		chipid = 0x7920;
+	mdev->rev = (chipid << 16) |
 		    (mt7921_l1_rr(dev, MT_HW_REV) & 0xff);
 	dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
 
@@ -422,6 +427,10 @@ static int mt7921_pci_suspend(struct device *device)
 	wait_event_timeout(dev->wait,
 			   !dev->regd_in_progress, 5 * HZ);
 
+	err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_OFF_LED);
+	if (err < 0)
+		goto restore_suspend;
+
 	err = mt76_connac_mcu_set_hif_suspend(mdev, true);
 	if (err)
 		goto restore_suspend;
@@ -520,9 +529,11 @@ static int mt7921_pci_resume(struct device *device)
 		mt76_connac_mcu_set_deep_sleep(&dev->mt76, false);
 
 	err = mt76_connac_mcu_set_hif_suspend(mdev, false);
+	if (err < 0)
+		goto failed;
 
 	mt7921_regd_update(dev);
-
+	err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_ON_LED);
 failed:
 	pm->suspended = false;
 
@@ -551,6 +562,8 @@ static struct pci_driver mt7921_pci_driver = {
 module_pci_driver(mt7921_pci_driver);
 
 MODULE_DEVICE_TABLE(pci, mt7921_pci_device_table);
+MODULE_FIRMWARE(MT7920_FIRMWARE_WM);
+MODULE_FIRMWARE(MT7920_ROM_PATCH);
 MODULE_FIRMWARE(MT7921_FIRMWARE_WM);
 MODULE_FIRMWARE(MT7921_ROM_PATCH);
 MODULE_FIRMWARE(MT7922_FIRMWARE_WM);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
index c866144ff061..031ba9aaa4e2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
@@ -64,7 +64,6 @@ int mt7921e_mac_reset(struct mt792x_dev *dev)
 	mt76_wr(dev, dev->irq_map->host_irq_enable, 0);
 	mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0);
 
-	set_bit(MT76_RESET, &dev->mphy.state);
 	set_bit(MT76_MCU_RESET, &dev->mphy.state);
 	wake_up(&dev->mt76.mcu.wait);
 	skb_queue_purge(&dev->mt76.mcu.res_q);
@@ -115,7 +114,6 @@ int mt7921e_mac_reset(struct mt792x_dev *dev)
 
 	err = __mt7921_start(&dev->phy);
 out:
-	clear_bit(MT76_RESET, &dev->mphy.state);
 
 	local_bh_disable();
 	napi_enable(&dev->mt76.tx_napi);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c
index 389eb0903807..1f77cf71ca70 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c
@@ -98,7 +98,6 @@ int mt7921s_mac_reset(struct mt792x_dev *dev)
 	mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
 	mt76_txq_schedule_all(&dev->mphy);
 	mt76_worker_disable(&dev->mt76.tx_worker);
-	set_bit(MT76_RESET, &dev->mphy.state);
 	set_bit(MT76_MCU_RESET, &dev->mphy.state);
 	wake_up(&dev->mt76.mcu.wait);
 	skb_queue_purge(&dev->mt76.mcu.res_q);
@@ -135,7 +134,6 @@ int mt7921s_mac_reset(struct mt792x_dev *dev)
 
 	err = __mt7921_start(&dev->phy);
 out:
-	clear_bit(MT76_RESET, &dev->mphy.state);
 
 	mt76_worker_enable(&dev->mt76.tx_worker);