path: root/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

/* SPDX-License-Identifier: ISC */
/* Copyright (C) 2019 MediaTek Inc. */

#ifndef __MT7615_H
#define __MT7615_H

#include <linux/completion.h>
#include <linux/interrupt.h>
#include <linux/ktime.h>
#include <linux/regmap.h>
#include "../mt76.h"
#include "regs.h"

#define MT7615_MAX_INTERFACES		16
#define MT7615_MAX_WMM_SETS		4
#define MT7663_WTBL_SIZE		32
#define MT7615_WTBL_SIZE		128
#define MT7615_WTBL_RESERVED		(mt7615_wtbl_size(dev) - 1)
#define MT7615_WTBL_STA			(MT7615_WTBL_RESERVED - \
					 MT7615_MAX_INTERFACES)

#define MT7615_PM_TIMEOUT		(HZ / 12)
#define MT7615_WATCHDOG_TIME		(HZ / 10)
#define MT7615_HW_SCAN_TIMEOUT		(HZ / 10)
#define MT7615_RESET_TIMEOUT		(30 * HZ)
#define MT7615_RATE_RETRY		2

#define MT7615_TX_RING_SIZE		1024
#define MT7615_TX_MGMT_RING_SIZE	128
#define MT7615_TX_MCU_RING_SIZE		128
#define MT7615_TX_FWDL_RING_SIZE	128

#define MT7615_RX_RING_SIZE		1024
#define MT7615_RX_MCU_RING_SIZE		512

#define MT7615_DRV_OWN_RETRY_COUNT	10

#define MT7615_FIRMWARE_CR4		"mediatek/mt7615_cr4.bin"
#define MT7615_FIRMWARE_N9		"mediatek/mt7615_n9.bin"
#define MT7615_ROM_PATCH		"mediatek/mt7615_rom_patch.bin"

#define MT7622_FIRMWARE_N9		"mediatek/mt7622_n9.bin"
#define MT7622_ROM_PATCH		"mediatek/mt7622_rom_patch.bin"

#define MT7615_FIRMWARE_V1		1
#define MT7615_FIRMWARE_V2		2
#define MT7615_FIRMWARE_V3		3

#define MT7663_OFFLOAD_ROM_PATCH	"mediatek/mt7663pr2h.bin"
#define MT7663_OFFLOAD_FIRMWARE_N9	"mediatek/mt7663_n9_v3.bin"
#define MT7663_ROM_PATCH		"mediatek/mt7663pr2h_rebb.bin"
#define MT7663_FIRMWARE_N9		"mediatek/mt7663_n9_rebb.bin"

#define MT7615_EEPROM_SIZE		1024
#define MT7615_TOKEN_SIZE		4096

#define MT_FRAC_SCALE		12
#define MT_FRAC(val, div)	(((val) << MT_FRAC_SCALE) / (div))

#define MT_CHFREQ_VALID		BIT(7)
#define MT_CHFREQ_DBDC_IDX	BIT(6)
#define MT_CHFREQ_SEQ		GENMASK(5, 0)

#define MT7615_BAR_RATE_DEFAULT		0x4b /* OFDM 6M */
#define MT7615_CFEND_RATE_DEFAULT	0x49 /* OFDM 24M */
#define MT7615_CFEND_RATE_11B		0x03 /* 11B LP, 11M */

#define MT7615_SCAN_IE_LEN		600
#define MT7615_MAX_SCHED_SCAN_INTERVAL	10
#define MT7615_MAX_SCHED_SCAN_SSID	10
#define MT7615_MAX_SCAN_MATCH		16

struct mt7615_vif;
struct mt7615_sta;
struct mt7615_dfs_pulse;
struct mt7615_dfs_pattern;
enum mt7615_cipher_type;

enum mt7615_hw_txq_id {
	MT7615_TXQ_MAIN,
	MT7615_TXQ_EXT,
	MT7615_TXQ_MCU,
	MT7615_TXQ_FWDL,
};

enum mt7622_hw_txq_id {
	MT7622_TXQ_AC0,
	MT7622_TXQ_AC1,
	MT7622_TXQ_AC2,
	MT7622_TXQ_FWDL = MT7615_TXQ_FWDL,
	MT7622_TXQ_AC3,
	MT7622_TXQ_MGMT,
	MT7622_TXQ_MCU = 15,
};

struct mt7615_rate_set {
	struct ieee80211_tx_rate probe_rate;
	struct ieee80211_tx_rate rates[4];
};

struct mt7615_rate_desc {
	bool rateset;
	u16 probe_val;
	u16 val[4];
	u8 bw_idx;
	u8 bw;
};

struct mt7615_wtbl_rate_desc {
	struct list_head node;

	struct mt7615_rate_desc rate;
	struct mt7615_sta *sta;
};

struct mt7615_sta {
	struct mt76_wcid wcid; /* must be first */

	struct mt7615_vif *vif;

	struct list_head poll_list;
	u32 airtime_ac[8];

	struct ieee80211_tx_rate rates[4];

	struct mt7615_rate_set rateset[2];
	u32 rate_set_tsf;

	u8 rate_count;
	u8 n_rates;

	u8 rate_probe;
};

struct mt7615_vif {
	u8 idx;
	u8 omac_idx;
	u8 band_idx;
	u8 wmm_idx;
	u8 scan_seq_num;

	struct mt7615_sta sta;
};

struct mib_stats {
	u16 ack_fail_cnt;
	u16 fcs_err_cnt;
	u16 rts_cnt;
	u16 rts_retries_cnt;
	u16 ba_miss_cnt;
	unsigned long aggr_per;
};

struct mt7615_phy {
	struct mt76_phy *mt76;
	struct mt7615_dev *dev;

	struct ieee80211_vif *monitor_vif;

	u8 n_beacon_vif;

	u32 rxfilter;
	u64 omac_mask;

	u16 noise;

	bool scs_en;

	unsigned long last_cca_adj;
	int false_cca_ofdm, false_cca_cck;
	s8 ofdm_sensitivity;
	s8 cck_sensitivity;

	u16 chainmask;

	s16 coverage_class;
	u8 slottime;

	u8 chfreq;
	u8 rdd_state;
	int dfs_state;

	__le32 rx_ampdu_ts;
	u32 ampdu_ref;

	struct mib_stats mib;

	struct delayed_work mac_work;
	u8 mac_work_count;

	struct sk_buff_head scan_event_list;
	struct delayed_work scan_work;

	struct work_struct roc_work;
	struct timer_list roc_timer;
	wait_queue_head_t roc_wait;
	bool roc_grant;
};

#define mt7615_mcu_add_tx_ba(dev, ...)	(dev)->mcu_ops->add_tx_ba((dev), __VA_ARGS__)
#define mt7615_mcu_add_rx_ba(dev, ...)	(dev)->mcu_ops->add_rx_ba((dev), __VA_ARGS__)
#define mt7615_mcu_sta_add(dev, ...)	(dev)->mcu_ops->sta_add((dev),  __VA_ARGS__)
#define mt7615_mcu_add_dev_info(dev, ...) (dev)->mcu_ops->add_dev_info((dev),  __VA_ARGS__)
#define mt7615_mcu_add_bss_info(phy, ...) (phy->dev)->mcu_ops->add_bss_info((phy),  __VA_ARGS__)
#define mt7615_mcu_add_beacon(dev, ...)	(dev)->mcu_ops->add_beacon_offload((dev),  __VA_ARGS__)
#define mt7615_mcu_set_pm(dev, ...)	(dev)->mcu_ops->set_pm_state((dev),  __VA_ARGS__)
#define mt7615_mcu_set_drv_ctrl(dev)	(dev)->mcu_ops->set_drv_ctrl((dev))
#define mt7615_mcu_set_fw_ctrl(dev)	(dev)->mcu_ops->set_fw_ctrl((dev))
struct mt7615_mcu_ops {
	int (*add_tx_ba)(struct mt7615_dev *dev,
			 struct ieee80211_ampdu_params *params,
			 bool enable);
	int (*add_rx_ba)(struct mt7615_dev *dev,
			 struct ieee80211_ampdu_params *params,
			 bool enable);
	int (*sta_add)(struct mt7615_dev *dev,
		       struct ieee80211_vif *vif,
		       struct ieee80211_sta *sta, bool enable);
	int (*add_dev_info)(struct mt7615_dev *dev,
			    struct ieee80211_vif *vif, bool enable);
	int (*add_bss_info)(struct mt7615_phy *phy, struct ieee80211_vif *vif,
			    struct ieee80211_sta *sta, bool enable);
	int (*add_beacon_offload)(struct mt7615_dev *dev,
				  struct ieee80211_hw *hw,
				  struct ieee80211_vif *vif, bool enable);
	int (*set_pm_state)(struct mt7615_dev *dev, int band, int state);
	int (*set_drv_ctrl)(struct mt7615_dev *dev);
	int (*set_fw_ctrl)(struct mt7615_dev *dev);
};

struct mt7615_dev {
	union { /* must be first */
		struct mt76_dev mt76;
		struct mt76_phy mphy;
	};

	const struct mt76_bus_ops *bus_ops;
	struct tasklet_struct irq_tasklet;

	struct mt7615_phy phy;
	u64 omac_mask;

	u16 chainmask;

	struct ieee80211_ops *ops;
	const struct mt7615_mcu_ops *mcu_ops;
	struct regmap *infracfg;
	const u32 *reg_map;

	struct work_struct mcu_work;

	struct work_struct reset_work;
	wait_queue_head_t reset_wait;
	u32 reset_state;

	struct list_head sta_poll_list;
	spinlock_t sta_poll_lock;

	struct {
		u8 n_pulses;
		u32 period;
		u16 width;
		s16 power;
	} radar_pattern;
	u32 hw_pattern;

	bool fw_debug;
	bool flash_eeprom;
	bool dbdc_support;

	spinlock_t token_lock;
	struct idr token;

	u8 fw_ver;

	struct work_struct rate_work;
	struct list_head wrd_head;

	u32 debugfs_rf_wf;
	u32 debugfs_rf_reg;

	u32 muar_mask;

#ifdef CONFIG_NL80211_TESTMODE
	struct {
		u32 *reg_backup;

		s16 last_freq_offset;
		u8 last_rcpi[4];
		s8 last_ib_rssi[4];
		s8 last_wb_rssi[4];
	} test;
#endif

	struct {
		bool enable;

		spinlock_t txq_lock;
		struct {
			struct mt7615_sta *msta;
			struct sk_buff *skb;
		} tx_q[IEEE80211_NUM_ACS];

		struct work_struct wake_work;
		struct completion wake_cmpl;

		struct delayed_work ps_work;
		unsigned long last_activity;
		unsigned long idle_timeout;
	} pm;
};

enum