mt76x0: remove mcu source file

Remove mcu.c source file since it contains just 'one-line' function
that is shared between PCI and USB code
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76x0/Makefile

@@ -3,7 +3,7 @@ obj-$(CONFIG_MT76x0E) += mt76x0e.o
 obj-$(CONFIG_MT76x0_COMMON) += mt76x0-common.o
 
 mt76x0-common-y := \
-	init.o main.o mcu.o trace.o eeprom.o phy.o \
+	init.o main.o trace.o eeprom.o phy.o \
 	mac.o debugfs.o tx.o
 mt76x0u-y := usb.o
 mt76x0e-y := pci.o

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

@@ -411,7 +411,7 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev)
 	mt76_wr(dev, MT_HEADER_TRANS_CTRL_REG, 0x0);
 	mt76_wr(dev, MT_TSO_CTRL, 0x0);
 
-	ret = mt76x0_mcu_cmd_init(dev);
+	ret = mt76x02_mcu_function_select(&dev->mt76, Q_SELECT, 1, false);
 	if (ret)
 		return ret;
 

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

-/*
- * (c) Copyright 2002-2010, Ralink Technology, Inc.
- * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
- * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
- * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <linux/kernel.h>
-#include <linux/delay.h>
-#include <linux/usb.h>
-#include <linux/skbuff.h>
-
-#include "mt76x0.h"
-#include "dma.h"
-#include "mcu.h"
-#include "usb.h"
-#include "trace.h"
-#include "../mt76x02_usb.h"
-
-int mt76x0_mcu_cmd_init(struct mt76x0_dev *dev)
-{
-	return mt76x02_mcu_function_select(&dev->mt76, Q_SELECT, 1, false);
-}

drivers/net/wireless/mediatek/mt76/mt76x0/mcu.h

@@ -41,6 +41,4 @@ enum mcu_calibrate {
 	MCU_CAL_TX_GROUP_DELAY,
 };
 
-int mt76x0_mcu_cmd_init(struct mt76x0_dev *dev);
-
 #endif