/*
* 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.
*/
#ifndef MT76X0U_H
#define MT76X0U_H
#include <linux/bitfield.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/usb.h>
#include <linux/completion.h>
#include <net/mac80211.h>
#include <linux/debugfs.h>
#include "../mt76.h"
#include "../mt76x02_regs.h"
#include "../mt76x02_mac.h"
#include "eeprom.h"
#define MT_CALIBRATE_INTERVAL (4 * HZ)
#define MT_FREQ_CAL_INIT_DELAY (30 * HZ)
#define MT_FREQ_CAL_CHECK_INTERVAL (10 * HZ)
#define MT_FREQ_CAL_ADJ_INTERVAL (HZ / 2)
#define MT_BBP_REG_VERSION 0x00
#define MT_USB_AGGR_SIZE_LIMIT 21 /* * 1024B */
#define MT_USB_AGGR_TIMEOUT 0x80 /* * 33ns */
struct mac_stats {
u64 rx_stat[6];
u64 tx_stat[6];
u64 aggr_stat[2];
u64 aggr_n[32];
u64 zero_len_del[2];
};
struct mt76x0_eeprom_params;
#define MT_EE_TEMPERATURE_SLOPE 39
#define MT_FREQ_OFFSET_INVALID -128
/* addr req mask */
#define MT_VEND_TYPE_EEPROM BIT(31)
#define MT_VEND_TYPE_CFG BIT(30)
#define MT_VEND_TYPE_MASK (MT_VEND_TYPE_EEPROM | MT_VEND_TYPE_CFG)
#define MT_VEND_ADDR(type, n) (MT_VEND_TYPE_##type | (n))
enum mt_bw {
MT_BW_20,
MT_BW_40,
};
/**
* struct mt76x0_dev - adapter structure
* @lock: protects @wcid->tx_rate.
* @mutex: ensures exclusive access from mac80211 callbacks.
* @reg_atomic_mutex: ensures atomicity of indirect register accesses
* (accesses to RF and BBP).
*/
struct mt76x0_dev {
struct mt76_dev mt76; /* must be first */
struct delayed_work cal_work;
struct delayed_work mac_work;
struct mt76x0_caldata caldata;
struct mutex reg_atomic_mutex;
atomic_t avg_ampdu_len;
u8 agc_save;
bool no_2ghz;
struct mac_stats stats;
};
static inline bool is_mt7610e(struct mt76x0_dev *dev)
{
/* TODO */
return false;
}
void mt76x0_init_debugfs(struct mt76x0_dev *dev);
/* Compatibility with mt76 */
#define mt76_rmw_field(_dev, _reg, _field, _val) \
mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val))
/* Init */
struct mt76x0_dev *
mt76x0_alloc_device(struct device *pdev,
const struct mt76_driver_ops *drv_ops,
const struct ieee80211_ops *ops);
int mt76x0_init_hardware(struct mt76x0_dev *dev);
int mt76x0_register_device(struct mt76x0_dev *dev);
void mt76x0_chip_onoff(struct mt76x0_dev *dev, bool enable, bool reset);
int mt76x0_mac_start(struct mt76x0_dev *dev);
void mt76x0_mac_stop(struct mt76x0_dev *dev);
int mt76x0_config(struct ieee80211_hw *hw, u32 changed);
void mt76x0_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info, u32 changed);
void mt76x0_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
const u8 *mac_addr);
void mt76x0_sw_scan_complete(struct ieee80211_hw *hw,
struct ieee80211_vif *vif);
int mt76x0_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
/* PHY */
void mt76x0_phy_init(struct mt76x0_dev *dev);
int mt76x0_wait_bbp_ready(struct mt76x0_dev *dev);
void mt76x0_agc_save(struct mt76x0_dev *dev);
void mt76x0_agc_restore(struct mt76x0_dev *dev);
int mt76x0_phy_set_channel(struct mt76x0_dev *dev,
struct cfg80211_chan_def *chandef);
void mt76x0_phy_recalibrate_after_assoc(struct mt76x0_dev *dev);
int mt76x0_phy_get_rssi(struct mt76x0_dev *dev, struct mt76x02_rxwi *rxwi);
void mt76x0_phy_set_txpower(struct mt76x0_dev *dev);
/* MAC */
void mt76x0_mac_work(struct work_struct *work);
void mt76x0_mac_set_protection(struct mt76x0_dev *dev, bool legacy_prot,
int ht_mode);
void mt76x0_mac_set_short_preamble(struct mt76x0_dev *dev, bool short_preamb);
void mt76x0_mac_config_tsf(struct mt76x0_dev *dev, bool enable, int interval);
void mt76x0_mac_set_ampdu_factor(struct mt76x0_dev *dev);
/* TX */
void mt76x0_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control,
struct sk_buff *skb);
void mt76x0_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
struct sk_buff *skb);
#endif