wifi: mt76: mt7921: move mt7921u_disconnect mt792x-lib

mt7921u_disconnect routine is shared between mt7921 and mt7925 so move
it in mt792x-usb module.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7921/usb.c

@@ -254,23 +254,6 @@ static int mt7921u_probe(struct usb_interface *usb_intf,
 	return ret;
 }
 
-static void mt7921u_disconnect(struct usb_interface *usb_intf)
-{
-	struct mt792x_dev *dev = usb_get_intfdata(usb_intf);
-
-	cancel_work_sync(&dev->init_work);
-	if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
-		return;
-
-	mt76_unregister_device(&dev->mt76);
-	mt792xu_cleanup(dev);
-
-	usb_set_intfdata(usb_intf, NULL);
-	usb_put_dev(interface_to_usbdev(usb_intf));
-
-	mt76_free_device(&dev->mt76);
-}
-
 #ifdef CONFIG_PM
 static int mt7921u_suspend(struct usb_interface *intf, pm_message_t state)
 {
@@ -350,7 +333,7 @@ static struct usb_driver mt7921u_driver = {
 	.name		= KBUILD_MODNAME,
 	.id_table	= mt7921u_device_table,
 	.probe		= mt7921u_probe,
-	.disconnect	= mt7921u_disconnect,
+	.disconnect	= mt792xu_disconnect,
 #ifdef CONFIG_PM
 	.suspend	= mt7921u_suspend,
 	.resume		= mt7921u_resume,

drivers/net/wireless/mediatek/mt76/mt792x.h

@@ -336,7 +336,7 @@ u32 mt792xu_rr(struct mt76_dev *dev, u32 addr);
 void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val);
 u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val);
 void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len);
-void mt792xu_cleanup(struct mt792x_dev *dev);
+void mt792xu_disconnect(struct usb_interface *usb_intf);
 
 int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev);
 int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev);

drivers/net/wireless/mediatek/mt76/mt792x_usb.c

@@ -91,14 +91,13 @@ int mt792xu_mcu_power_on(struct mt792x_dev *dev)
 }
 EXPORT_SYMBOL_GPL(mt792xu_mcu_power_on);
 
-void mt792xu_cleanup(struct mt792x_dev *dev)
+static void mt792xu_cleanup(struct mt792x_dev *dev)
 {
 	clear_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
 	mt792xu_wfsys_reset(dev);
 	skb_queue_purge(&dev->mt76.mcu.res_q);
 	mt76u_queues_deinit(&dev->mt76);
 }
-EXPORT_SYMBOL_GPL(mt792xu_cleanup);
 
 static u32 mt792xu_uhw_rr(struct mt76_dev *dev, u32 addr)
 {
@@ -288,5 +287,23 @@ int mt792xu_init_reset(struct mt792x_dev *dev)
 }
 EXPORT_SYMBOL_GPL(mt792xu_init_reset);
 
+void mt792xu_disconnect(struct usb_interface *usb_intf)
+{
+	struct mt792x_dev *dev = usb_get_intfdata(usb_intf);
+
+	cancel_work_sync(&dev->init_work);
+	if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
+		return;
+
+	mt76_unregister_device(&dev->mt76);
+	mt792xu_cleanup(dev);
+
+	usb_set_intfdata(usb_intf, NULL);
+	usb_put_dev(interface_to_usbdev(usb_intf));
+
+	mt76_free_device(&dev->mt76);
+}
+EXPORT_SYMBOL_GPL(mt792xu_disconnect);
+
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>");