1// SPDX-License-Identifier: ISC
  2/*
  3 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
  4 * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
  5 */
  6
  7#include <linux/kernel.h>
  8#include <linux/firmware.h>
  9#include <linux/delay.h>
 10
 11#include "mt76x2.h"
 12#include "mcu.h"
 13#include "eeprom.h"
 14
 15int mt76x2_mcu_set_channel(struct mt76x02_dev *dev, u8 channel, u8 bw,
 16			   u8 bw_index, bool scan)
 17{
 18	struct {
 19		u8 idx;
 20		u8 scan;
 21		u8 bw;
 22		u8 _pad0;
 23
 24		__le16 chainmask;
 25		u8 ext_chan;
 26		u8 _pad1;
 27
 28	} __packed __aligned(4) msg = {
 29		.idx = channel,
 30		.scan = scan,
 31		.bw = bw,
 32		.chainmask = cpu_to_le16(dev->mt76.chainmask),
 33	};
 34
 35	/* first set the channel without the extension channel info */
 36	mt76_mcu_send_msg(dev, CMD_SWITCH_CHANNEL_OP, &msg, sizeof(msg), true);
 37
 38	usleep_range(5000, 10000);
 39
 40	msg.ext_chan = 0xe0 + bw_index;
 41	return mt76_mcu_send_msg(dev, CMD_SWITCH_CHANNEL_OP, &msg, sizeof(msg),
 42				 true);
 43}
 44EXPORT_SYMBOL_GPL(mt76x2_mcu_set_channel);
 45
 46int mt76x2_mcu_load_cr(struct mt76x02_dev *dev, u8 type, u8 temp_level,
 47		       u8 channel)
 48{
 49	struct {
 50		u8 cr_mode;
 51		u8 temp;
 52		u8 ch;
 53		u8 _pad0;
 54
 55		__le32 cfg;
 56	} __packed __aligned(4) msg = {
 57		.cr_mode = type,
 58		.temp = temp_level,
 59		.ch = channel,
 60	};
 61	u32 val;
 62
 63	val = BIT(31);
 64	val |= (mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_0) >> 8) & 0x00ff;
 65	val |= (mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1) << 8) & 0xff00;
 66	msg.cfg = cpu_to_le32(val);
 67
 68	/* first set the channel without the extension channel info */
 69	return mt76_mcu_send_msg(dev, CMD_LOAD_CR, &msg, sizeof(msg), true);
 70}
 71EXPORT_SYMBOL_GPL(mt76x2_mcu_load_cr);
 72
 73int mt76x2_mcu_init_gain(struct mt76x02_dev *dev, u8 channel, u32 gain,
 74			 bool force)
 75{
 76	struct {
 77		__le32 channel;
 78		__le32 gain_val;
 79	} __packed __aligned(4) msg = {
 80		.channel = cpu_to_le32(channel),
 81		.gain_val = cpu_to_le32(gain),
 82	};
 83
 84	if (force)
 85		msg.channel |= cpu_to_le32(BIT(31));
 86
 87	return mt76_mcu_send_msg(dev, CMD_INIT_GAIN_OP, &msg, sizeof(msg),
 88				 true);
 89}
 90EXPORT_SYMBOL_GPL(mt76x2_mcu_init_gain);
 91
 92int mt76x2_mcu_tssi_comp(struct mt76x02_dev *dev,
 93			 struct mt76x2_tssi_comp *tssi_data)
 94{
 95	struct {
 96		__le32 id;
 97		struct mt76x2_tssi_comp data;
 98	} __packed __aligned(4) msg = {
 99		.id = cpu_to_le32(MCU_CAL_TSSI_COMP),
100		.data = *tssi_data,
101	};
102
103	return mt76_mcu_send_msg(dev, CMD_CALIBRATION_OP, &msg, sizeof(msg),
104				 true);
105}
106EXPORT_SYMBOL_GPL(mt76x2_mcu_tssi_comp);