Brooklyn/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h

/* SPDX-License-Identifier: ISC */
/* Copyright (C) 2020 MediaTek Inc. */

#ifndef __MT7921_MCU_H
#define __MT7921_MCU_H

#include "../mt76_connac_mcu.h"

struct mt7921_mcu_txd {
	__le32 txd[8];

	__le16 len;
	__le16 pq_id;

	u8 cid;
	u8 pkt_type;
	u8 set_query; /* FW don't care */
	u8 seq;

	u8 uc_d2b0_rev;
	u8 ext_cid;
	u8 s2d_index;
	u8 ext_cid_ack;

	u32 reserved[5];
} __packed __aligned(4);

/**
 * struct mt7921_uni_txd - mcu command descriptor for firmware v3
 * @txd: hardware descriptor
 * @len: total length not including txd
 * @cid: command identifier
 * @pkt_type: must be 0xa0 (cmd packet by long format)
 * @frag_n: fragment number
 * @seq: sequence number
 * @checksum: 0 mean there is no checksum
 * @s2d_index: index for command source and destination
 *  Definition              | value | note
 *  CMD_S2D_IDX_H2N         | 0x00  | command from HOST to WM
 *  CMD_S2D_IDX_C2N         | 0x01  | command from WA to WM
 *  CMD_S2D_IDX_H2C         | 0x02  | command from HOST to WA
 *  CMD_S2D_IDX_H2N_AND_H2C | 0x03  | command from HOST to WA and WM
 *
 * @option: command option
 *  BIT[0]: UNI_CMD_OPT_BIT_ACK
 *          set to 1 to request a fw reply
 *          if UNI_CMD_OPT_BIT_0_ACK is set and UNI_CMD_OPT_BIT_2_SET_QUERY
 *          is set, mcu firmware will send response event EID = 0x01
 *          (UNI_EVENT_ID_CMD_RESULT) to the host.
 *  BIT[1]: UNI_CMD_OPT_BIT_UNI_CMD
 *          0: original command
 *          1: unified command
 *  BIT[2]: UNI_CMD_OPT_BIT_SET_QUERY
 *          0: QUERY command
 *          1: SET command
 */
struct mt7921_uni_txd {
	__le32 txd[8];

	/* DW1 */
	__le16 len;
	__le16 cid;

	/* DW2 */
	u8 reserved;
	u8 pkt_type;
	u8 frag_n;
	u8 seq;

	/* DW3 */
	__le16 checksum;
	u8 s2d_index;
	u8 option;

	/* DW4 */
	u8 reserved2[4];
} __packed __aligned(4);

/* event table */
enum {
	MCU_EVENT_REG_ACCESS = 0x05,
	MCU_EVENT_LP_INFO = 0x07,
	MCU_EVENT_SCAN_DONE = 0x0d,
	MCU_EVENT_TX_DONE = 0x0f,
	MCU_EVENT_BSS_ABSENCE  = 0x11,
	MCU_EVENT_BSS_BEACON_LOSS = 0x13,
	MCU_EVENT_CH_PRIVILEGE = 0x18,
	MCU_EVENT_SCHED_SCAN_DONE = 0x23,
	MCU_EVENT_DBG_MSG = 0x27,
	MCU_EVENT_TXPWR = 0xd0,
	MCU_EVENT_COREDUMP = 0xf0,
};

/* ext event table */
enum {
	MCU_EXT_EVENT_RATE_REPORT = 0x87,
};

struct mt7921_mcu_rxd {
	__le32 rxd[6];

	__le16 len;
	__le16 pkt_type_id;

	u8 eid;
	u8 seq;
	__le16 __rsv;

	u8 ext_eid;
	u8 __rsv1[2];
	u8 s2d_index;
};

struct mt7921_mcu_eeprom_info {
	__le32 addr;
	__le32 valid;
	u8 data[16];
} __packed;

#define MT_RA_RATE_NSS			GENMASK(8, 6)
#define MT_RA_RATE_MCS			GENMASK(3, 0)
#define MT_RA_RATE_TX_MODE		GENMASK(12, 9)
#define MT_RA_RATE_DCM_EN		BIT(4)
#define MT_RA_RATE_BW			GENMASK(14, 13)

#define MCU_PQ_ID(p, q)			(((p) << 15) | ((q) << 10))
#define MCU_PKT_ID			0xa0

enum {
	MCU_Q_QUERY,
	MCU_Q_SET,
	MCU_Q_RESERVED,
	MCU_Q_NA
};

enum {
	MCU_S2D_H2N,
	MCU_S2D_C2N,
	MCU_S2D_H2C,
	MCU_S2D_H2CN
};

struct mt7921_mcu_uni_event {
	u8 cid;
	u8 pad[3];
	__le32 status; /* 0: success, others: fail */
} __packed;

enum {
	PATCH_NOT_DL_SEM_FAIL,
	PATCH_IS_DL,
	PATCH_NOT_DL_SEM_SUCCESS,
	PATCH_REL_SEM_SUCCESS
};

enum {
	FW_STATE_INITIAL,
	FW_STATE_FW_DOWNLOAD,
	FW_STATE_NORMAL_OPERATION,
	FW_STATE_NORMAL_TRX,
	FW_STATE_WACPU_RDY        = 7
};

enum {
	EE_MODE_EFUSE,
	EE_MODE_BUFFER,
};

enum {
	EE_FORMAT_BIN,
	EE_FORMAT_WHOLE,
	EE_FORMAT_MULTIPLE,
};

enum {
	MCU_PHY_STATE_TX_RATE,
	MCU_PHY_STATE_RX_RATE,
	MCU_PHY_STATE_RSSI,
	MCU_PHY_STATE_CONTENTION_RX_RATE,
	MCU_PHY_STATE_OFDMLQ_CNINFO,
};

struct sec_key {
	u8 cipher_id;
	u8 cipher_len;
	u8 key_id;
	u8 key_len;
	u8 key[32];
} __packed;

struct sta_rec_sec {
	__le16 tag;
	__le16 len;
	u8 add;
	u8 n_cipher;
	u8 rsv[2];

	struct sec_key key[2];
} __packed;

enum mcu_cipher_type {
	MCU_CIPHER_WEP40 = 1,
	MCU_CIPHER_WEP104,
	MCU_CIPHER_WEP128,
	MCU_CIPHER_TKIP,
	MCU_CIPHER_AES_CCMP,
	MCU_CIPHER_CCMP_256,
	MCU_CIPHER_GCMP,
	MCU_CIPHER_GCMP_256,
	MCU_CIPHER_WAPI,
	MCU_CIPHER_BIP_CMAC_128,
};

enum {
	CH_SWITCH_NORMAL = 0,
	CH_SWITCH_SCAN = 3,
	CH_SWITCH_MCC = 4,
	CH_SWITCH_DFS = 5,
	CH_SWITCH_BACKGROUND_SCAN_START = 6,
	CH_SWITCH_BACKGROUND_SCAN_RUNNING = 7,
	CH_SWITCH_BACKGROUND_SCAN_STOP = 8,
	CH_SWITCH_SCAN_BYPASS_DPD = 9
};

enum {
	THERMAL_SENSOR_TEMP_QUERY,
	THERMAL_SENSOR_MANUAL_CTRL,
	THERMAL_SENSOR_INFO_QUERY,
	THERMAL_SENSOR_TASK_CTRL,
};

enum {
	MT_EBF = BIT(0),	/* explicit beamforming */
	MT_IBF = BIT(1)		/* implicit beamforming */
};

#define STA_CAP_WMM			BIT(0)
#define STA_CAP_SGI_20			BIT(4)
#define STA_CAP_SGI_40			BIT(5)
#define STA_CAP_TX_STBC			BIT(6)
#define STA_CAP_RX_STBC			BIT(7)
#define STA_CAP_VHT_SGI_80		BIT(16)
#define STA_CAP_VHT_SGI_160		BIT(17)
#define STA_CAP_VHT_TX_STBC		BIT(18)
#define STA_CAP_VHT_RX_STBC		BIT(19)
#define STA_CAP_VHT_LDPC		BIT(23)
#define STA_CAP_LDPC			BIT(24)
#define STA_CAP_HT			BIT(26)
#define STA_CAP_VHT			BIT(27)
#define STA_CAP_HE			BIT(28)

struct mt7921_mcu_reg_event {
	__le32 reg;
	__le32 val;
} __packed;

struct mt7921_mcu_ant_id_config {
	u8 ant_id[4];
} __packed;

struct mt7921_mcu_peer_cap {
	struct mt7921_mcu_ant_id_config ant_id_config;

	u8 power_offset;
	u8 bw_selector;
	u8 change_bw_rate_n;
	u8 bw;
	u8 spe_idx;

	u8 g2;
	u8 g4;
	u8 g8;
	u8 g16;

	u8 mmss;
	u8 ampdu_factor;
	u8 rsv[1];
} __packed;

struct mt7921_txpwr_req {
	u8 ver;
	u8 action;
	__le16 len;
	u8 dbdc_idx;
	u8 rsv[3];
} __packed;

struct mt7921_txpwr_event {
	u8 ver;
	u8 action;
	__le16 len;
	struct mt7921_txpwr txpwr;
} __packed;

struct mt7921_mcu_tx_done_event {
	u8 pid;
	u8 status;
	u16 seq;

	u8 wlan_idx;
	u8 tx_cnt;
	u16 tx_rate;

	u8 flag;
	u8 tid;
	u8 rsp_rate;
	u8 mcs;

	u8 bw;
	u8 tx_pwr;
	u8 reason;
	u8 rsv0[1];

	u32 delay;
	u32 timestamp;
	u32 applied_flag;

	u8 txs[28];

	u8 rsv1[32];
} __packed;
#endif