drivers/net/wireless/iwlwifi/mvm/fw-api.h

/******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
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 * General Public License for more details.
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
 * USA
 *
 * The full GNU General Public License is included in this distribution
 * in the file called COPYING.
 *
 * Contact Information:
 *  Intel Linux Wireless <ilw@linux.intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 * BSD LICENSE
 *
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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 *****************************************************************************/

#ifndef __fw_api_h__
#define __fw_api_h__

#include "fw-api-rs.h"
#include "fw-api-tx.h"
#include "fw-api-sta.h"
#include "fw-api-mac.h"
#include "fw-api-power.h"
#include "fw-api-d3.h"
#include "fw-api-coex.h"
#include "fw-api-scan.h"

/* maximal number of Tx queues in any platform */
#define IWL_MVM_MAX_QUEUES	20

/* Tx queue numbers */
enum {
	IWL_MVM_OFFCHANNEL_QUEUE = 8,
	IWL_MVM_CMD_QUEUE = 9,
};

#define IWL_MVM_CMD_FIFO	7

#define IWL_MVM_STATION_COUNT	16

/* commands */
enum {
	MVM_ALIVE = 0x1,
	REPLY_ERROR = 0x2,

	INIT_COMPLETE_NOTIF = 0x4,

	/* PHY context commands */
	PHY_CONTEXT_CMD = 0x8,
	DBG_CFG = 0x9,
	ANTENNA_COUPLING_NOTIFICATION = 0xa,

	/* station table */
	ADD_STA_KEY = 0x17,
	ADD_STA = 0x18,
	REMOVE_STA = 0x19,

	/* TX */
	TX_CMD = 0x1c,
	TXPATH_FLUSH = 0x1e,
	MGMT_MCAST_KEY = 0x1f,

	/* global key */
	WEP_KEY = 0x20,

	/* MAC and Binding commands */
	MAC_CONTEXT_CMD = 0x28,
	TIME_EVENT_CMD = 0x29, /* both CMD and response */
	TIME_EVENT_NOTIFICATION = 0x2a,
	BINDING_CONTEXT_CMD = 0x2b,
	TIME_QUOTA_CMD = 0x2c,
	NON_QOS_TX_COUNTER_CMD = 0x2d,

	LQ_CMD = 0x4e,

	/* Calibration */
	TEMPERATURE_NOTIFICATION = 0x62,
	CALIBRATION_CFG_CMD = 0x65,
	CALIBRATION_RES_NOTIFICATION = 0x66,
	CALIBRATION_COMPLETE_NOTIFICATION = 0x67,
	RADIO_VERSION_NOTIFICATION = 0x68,

	/* Scan offload */
	SCAN_OFFLOAD_REQUEST_CMD = 0x51,
	SCAN_OFFLOAD_ABORT_CMD = 0x52,
	SCAN_OFFLOAD_COMPLETE = 0x6D,
	SCAN_OFFLOAD_UPDATE_PROFILES_CMD = 0x6E,
	SCAN_OFFLOAD_CONFIG_CMD = 0x6f,
	MATCH_FOUND_NOTIFICATION = 0xd9,

	/* Phy */
	PHY_CONFIGURATION_CMD = 0x6a,
	CALIB_RES_NOTIF_PHY_DB = 0x6b,
	/* PHY_DB_CMD = 0x6c, */

	/* Power - legacy power table command */
	POWER_TABLE_CMD = 0x77,
	PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION = 0x78,

	/* Thermal Throttling*/
	REPLY_THERMAL_MNG_BACKOFF = 0x7e,

	/* Scanning */
	SCAN_REQUEST_CMD = 0x80,
	SCAN_ABORT_CMD = 0x81,
	SCAN_START_NOTIFICATION = 0x82,
	SCAN_RESULTS_NOTIFICATION = 0x83,
	SCAN_COMPLETE_NOTIFICATION = 0x84,

	/* NVM */
	NVM_ACCESS_CMD = 0x88,

	SET_CALIB_DEFAULT_CMD = 0x8e,

	BEACON_NOTIFICATION = 0x90,
	BEACON_TEMPLATE_CMD = 0x91,
	TX_ANT_CONFIGURATION_CMD = 0x98,
	BT_CONFIG = 0x9b,
	STATISTICS_NOTIFICATION = 0x9d,
	EOSP_NOTIFICATION = 0x9e,
	REDUCE_TX_POWER_CMD = 0x9f,

	/* RF-KILL commands and notifications */
	CARD_STATE_CMD = 0xa0,
	CARD_STATE_NOTIFICATION = 0xa1,

	MISSED_BEACONS_NOTIFICATION = 0xa2,

	/* Power - new power table command */
	MAC_PM_POWER_TABLE = 0xa9,

	REPLY_RX_PHY_CMD = 0xc0,
	REPLY_RX_MPDU_CMD = 0xc1,
	BA_NOTIF = 0xc5,

	/* BT Coex */
	BT_COEX_PRIO_TABLE = 0xcc,
	BT_COEX_PROT_ENV = 0xcd,
	BT_PROFILE_NOTIFICATION = 0xce,
	BT_COEX_CI = 0x5d,

	REPLY_SF_CFG_CMD = 0xd1,
	REPLY_BEACON_FILTERING_CMD = 0xd2,

	REPLY_DEBUG_CMD = 0xf0,
	DEBUG_LOG_MSG = 0xf7,

	BCAST_FILTER_CMD = 0xcf,
	MCAST_FILTER_CMD = 0xd0,

	/* D3 commands/notifications */
	D3_CONFIG_CMD = 0xd3,
	PROT_OFFLOAD_CONFIG_CMD = 0xd4,
	OFFLOADS_QUERY_CMD = 0xd5,
	REMOTE_WAKE_CONFIG_CMD = 0xd6,
	D0I3_END_CMD = 0xed,

	/* for WoWLAN in particular */
	WOWLAN_PATTERNS = 0xe0,
	WOWLAN_CONFIGURATION = 0xe1,
	WOWLAN_TSC_RSC_PARAM = 0xe2,
	WOWLAN_TKIP_PARAM = 0xe3,
	WOWLAN_KEK_KCK_MATERIAL = 0xe4,
	WOWLAN_GET_STATUSES = 0xe5,
	WOWLAN_TX_POWER_PER_DB = 0xe6,

	/* and for NetDetect */
	NET_DETECT_CONFIG_CMD = 0x54,
	NET_DETECT_PROFILES_QUERY_CMD = 0x56,
	NET_DETECT_PROFILES_CMD = 0x57,
	NET_DETECT_HOTSPOTS_CMD = 0x58,
	NET_DETECT_HOTSPOTS_QUERY_CMD = 0x59,

	REPLY_MAX = 0xff,
};

/**
 * struct iwl_cmd_response - generic response struct for most commands
 * @status: status of the command asked, changes for each one
 */
struct iwl_cmd_response {
	__le32 status;
};

/*
 * struct iwl_tx_ant_cfg_cmd
 * @valid: valid antenna configuration
 */
struct iwl_tx_ant_cfg_cmd {
	__le32 valid;
} __packed;

/**
 * struct iwl_reduce_tx_power_cmd - TX power reduction command
 * REDUCE_TX_POWER_CMD = 0x9f
 * @flags: (reserved for future implementation)
 * @mac_context_id: id of the mac ctx for which we are reducing TX power.
 * @pwr_restriction: TX power restriction in dBms.
 */
struct iwl_reduce_tx_power_cmd {
	u8 flags;
	u8 mac_context_id;
	__le16 pwr_restriction;
} __packed; /* TX_REDUCED_POWER_API_S_VER_1 */

/*
 * Calibration control struct.
 * Sent as part of the phy configuration command.
 * @flow_trigger: bitmap for which calibrations to perform according to
 *		flow triggers.
 * @event_trigger: bitmap for which calibrations to perform according to
 *		event triggers.
 */
struct iwl_calib_ctrl {
	__le32 flow_trigger;
	__le32 event_trigger;
} __packed;

/* This enum defines the bitmap of various calibrations to enable in both
 * init ucode and runtime ucode through CALIBRATION_CFG_CMD.
 */
enum iwl_calib_cfg {
	IWL_CALIB_CFG_XTAL_IDX			= BIT(0),
	IWL_CALIB_CFG_TEMPERATURE_IDX		= BIT(1),
	IWL_CALIB_CFG_VOLTAGE_READ_IDX		= BIT(2),
	IWL_CALIB_CFG_PAPD_IDX			= BIT(3),
	IWL_CALIB_CFG_TX_PWR_IDX		= BIT(4),
	IWL_CALIB_CFG_DC_IDX			= BIT(5),
	IWL_CALIB_CFG_BB_FILTER_IDX		= BIT(6),
	IWL_CALIB_CFG_LO_LEAKAGE_IDX		= BIT(7),
	IWL_CALIB_CFG_TX_IQ_IDX			= BIT(8),
	IWL_CALIB_CFG_TX_IQ_SKEW_IDX		= BIT(9),
	IWL_CALIB_CFG_RX_IQ_IDX			= BIT(10),
	IWL_CALIB_CFG_RX_IQ_SKEW_IDX		= BIT(11),
	IWL_CALIB_CFG_SENSITIVITY_IDX		= BIT(12),
	IWL_CALIB_CFG_CHAIN_NOISE_IDX		= BIT(13),
	IWL_CALIB_CFG_DISCONNECTED_ANT_IDX	= BIT(14),
	IWL_CALIB_CFG_ANT_COUPLING_IDX		= BIT(15),
	IWL_CALIB_CFG_DAC_IDX			= BIT(16),
	IWL_CALIB_CFG_ABS_IDX			= BIT(17),
	IWL_CALIB_CFG_AGC_IDX			= BIT(18),
};

/*
 * Phy configuration command.
 */
struct iwl_phy_cfg_cmd {
	__le32	phy_cfg;
	struct iwl_calib_ctrl calib_control;
} __packed;

#define PHY_CFG_RADIO_TYPE	(BIT(0) | BIT(1))
#define PHY_CFG_RADIO_STEP	(BIT(2) | BIT(3))
#define PHY_CFG_RADIO_DASH	(BIT(4) | BIT(5))
#define PHY_CFG_PRODUCT_NUMBER	(BIT(6) | BIT(7))
#define PHY_CFG_TX_CHAIN_A	BIT(8)
#define PHY_CFG_TX_CHAIN_B	BIT(9)
#define PHY_CFG_TX_CHAIN_C	BIT(10)
#define PHY_CFG_RX_CHAIN_A	BIT(12)
#define PHY_CFG_RX_CHAIN_B	BIT(13)
#define PHY_CFG_RX_CHAIN_C	BIT(14)


/* Target of the NVM_ACCESS_CMD */
enum {
	NVM_ACCESS_TARGET_CACHE = 0,
	NVM_ACCESS_TARGET_OTP = 1,
	NVM_ACCESS_TARGET_EEPROM = 2,
};

/* Section types for NVM_ACCESS_CMD */
enum {
	NVM_SECTION_TYPE_SW = 1,
	NVM_SECTION_TYPE_REGULATORY = 3,
	NVM_SECTION_TYPE_CALIBRATION = 4,
	NVM_SECTION_TYPE_PRODUCTION = 5,
	NVM_SECTION_TYPE_MAC_OVERRIDE = 11,
	NVM_MAX_NUM_SECTIONS = 12,
};

/**
 * struct iwl_nvm_access_cmd_ver2 - Request the device to send an NVM section
 * @op_code: 0 - read, 1 - write
 * @target: NVM_ACCESS_TARGET_*
 * @type: NVM_SECTION_TYPE_*
 * @offset: offset in bytes into the section
 * @length: in bytes, to read/write
 * @data: if write operation, the data to write. On read its empty
 */
struct iwl_nvm_access_cmd {
	u8 op_code;
	u8 target;
	__le16 type;
	__le16 offset;
	__le16 length;
	u8 data[];
} __packed; /* NVM_ACCESS_CMD_API_S_VER_2 */

/**
 * struct iwl_nvm_access_resp_ver2 - response to NVM_ACCESS_CMD
 * @offset: offset in bytes into the section
 * @length: in bytes, either how much was written or read
 * @type: NVM_SECTION_TYPE_*
 * @status: 0 for success, fail otherwise
 * @data: if read operation, the data returned. Empty on write.
 */
struct iwl_nvm_access_resp {
	__le16 offset;
	__le16 length;
	__le16 type;
	__le16 status;
	u8 data[];
} __packed; /* NVM_ACCESS_CMD_RESP_API_S_VER_2 */

/* MVM_ALIVE 0x1 */

/* alive response is_valid values */
#define ALIVE_RESP_UCODE_OK	BIT(0)
#define ALIVE_RESP_RFKILL	BIT(1)

/* alive response ver_type values */
enum {
	FW_TYPE_HW = 0,
	FW_TYPE_PROT = 1,
	FW_TYPE_AP = 2,
	FW_TYPE_WOWLAN = 3,
	FW_TYPE_TIMING = 4,
	FW_TYPE_WIPAN = 5
};

/* alive response ver_subtype values */
enum {
	FW_SUBTYPE_FULL_FEATURE = 0,
	FW_SUBTYPE_BOOTSRAP = 1, /* Not valid */
	FW_SUBTYPE_REDUCED = 2,
	FW_SUBTYPE_ALIVE_ONLY = 3,
	FW_SUBTYPE_WOWLAN = 4,
	FW_SUBTYPE_AP_SUBTYPE = 5,
	FW_SUBTYPE_WIPAN = 6,
	FW_SUBTYPE_INITIALIZE = 9
};

#define IWL_ALIVE_STATUS_ERR 0xDEAD
#define IWL_ALIVE_STATUS_OK 0xCAFE

#define IWL_ALIVE_FLG_RFKILL	BIT(0)

struct mvm_alive_resp {
	__le16 status;
	__le16 flags;
	u8 ucode_minor;
	u8 ucode_major;
	__le16 id;
	u8 api_minor;
	u8 api_major;
	u8 ver_subtype;
	u8 ver_type;
	u8 mac;
	u8 opt;
	__le16 reserved2;
	__le32 timestamp;
	__le32 error_event_table_ptr;	/* SRAM address for error log */
	__le32 log_event_table_ptr;	/* SRAM address for event log */
	__le32 cpu_register_ptr;
	__le32 dbgm_config_ptr;
	__le32 alive_counter_ptr;
	__le32 scd_base_ptr;		/* SRAM address for SCD */
} __packed; /* ALIVE_RES_API_S_VER_1 */

struct mvm_alive_resp_ver2 {
	__le16 status;
	__le16 flags;
	u8 ucode_minor;
	u8 ucode_major;
	__le16 id;
	u8 api_minor;
	u8 api_major;
	u8 ver_subtype;
	u8 ver_type;
	u8 mac;
	u8 opt;
	__le16 reserved2;
	__le32 timestamp;
	__le32 error_event_table_ptr;	/* SRAM address for error log */
	__le32 log_event_table_ptr;	/* SRAM address for LMAC event log */
	__le32 cpu_register_ptr;
	__le32 dbgm_config_ptr;
	__le32 alive_counter_ptr;
	__le32 scd_base_ptr;		/* SRAM address for SCD */
	__le32 st_fwrd_addr;		/* pointer to Store and forward */
	__le32 st_fwrd_size;
	u8 umac_minor;			/* UMAC version: minor */
	u8 umac_major;			/* UMAC version: major */
	__le16 umac_id;			/* UMAC version: id */
	__le32 error_info_addr;		/* SRAM address for UMAC error log */
	__le32 dbg_print_buff_addr;
} __packed; /* ALIVE_RES_API_S_VER_2 */

/* Error response/notification */
enum {
	FW_ERR_UNKNOWN_CMD = 0x0,
	FW_ERR_INVALID_CMD_PARAM = 0x1,
	FW_ERR_SERVICE = 0x2,
	FW_ERR_ARC_MEMORY = 0x3,
	FW_ERR_ARC_CODE = 0x4,
	FW_ERR_WATCH_DOG = 0x5,
	FW_ERR_WEP_GRP_KEY_INDX = 0x10,
	FW_ERR_WEP_KEY_SIZE = 0x11,
	FW_ERR_OBSOLETE_FUNC = 0x12,
	FW_ERR_UNEXPECTED = 0xFE,
	FW_ERR_FATAL = 0xFF
};

/**
 * struct iwl_error_resp - FW error indication
 * ( REPLY_ERROR = 0x2 )
 * @error_type: one of FW_ERR_*
 * @cmd_id: the command ID for which the error occured
 * @bad_cmd_seq_num: sequence number of the erroneous command
 * @error_service: which service created the error, applicable only if
 *	error_type = 2, otherwise 0
 * @timestamp: TSF in usecs.
 */
struct iwl_error_resp {
	__le32 error_type;
	u8 cmd_id;
	u8 reserved1;
	__le16 bad_cmd_seq_num;
	__le32 error_service;
	__le64 timestamp;
} __packed;


/* Common PHY, MAC and Bindings definitions */

#define MAX_MACS_IN_BINDING	(3)
#define MAX_BINDINGS		(4)
#define AUX_BINDING_INDEX	(3)
#define MAX_PHYS		(4)

/* Used to extract ID and color from the context dword */
#define FW_CTXT_ID_POS	  (0)
#define FW_CTXT_ID_MSK	  (0xff << FW_CTXT_ID_POS)
#define FW_CTXT_COLOR_POS (8)
#define FW_CTXT_COLOR_MSK (0xff << FW_CTXT_COLOR_POS)
#define FW_CTXT_INVALID	  (0xffffffff)

#define FW_CMD_ID_AND_COLOR(_id, _color) ((_id << FW_CTXT_ID_POS) |\
					  (_color << FW_CTXT_COLOR_POS))

/* Possible actions on PHYs, MACs and Bindings */
enum {
	FW_CTXT_ACTION_STUB = 0,
	FW_CTXT_ACTION_ADD,
	FW_CTXT_ACTION_MODIFY,
	FW_CTXT_ACTION_REMOVE,
	FW_CTXT_ACTION_NUM
}; /* COMMON_CONTEXT_ACTION_API_E_VER_1 */

/* Time Events */

/* Time Event types, according to MAC type */
enum iwl_time_event_type {
	/* BSS Station Events */
	TE_BSS_STA_AGGRESSIVE_ASSOC,
	TE_BSS_STA_ASSOC,
	TE_BSS_EAP_DHCP_PROT,
	TE_BSS_QUIET_PERIOD,

	/* P2P Device Events */
	TE_P2P_DEVICE_DISCOVERABLE,
	TE_P2P_DEVICE_LISTEN,
	TE_P2P_DEVICE_ACTION_SCAN,
	TE_P2P_DEVICE_FULL_SCAN,

	/* P2P Client Events */
	TE_P2P_CLIENT_AGGRESSIVE_ASSOC,
	TE_P2P_CLIENT_ASSOC,
	TE_P2P_CLIENT_QUIET_PERIOD,

	/* P2P GO Events */
	TE_P2P_GO_ASSOC_PROT,
	TE_P2P_GO_REPETITIVE_NOA,
	TE_P2P_GO_CT_WINDOW,

	/* WiDi Sync Events */
	TE_WIDI_TX_SYNC,

	TE_MAX
}; /* MAC_EVENT_TYPE_API_E_VER_1 */



/* Time event - defines for command API v1 */

/*
 * @TE_V1_FRAG_NONE: fragmentation of the time event is NOT allowed.
 * @TE_V1_FRAG_SINGLE: fragmentation of the time event is allowed, but only
 *	the first fragment is scheduled.
 * @TE_V1_FRAG_DUAL: fragmentation of the time event is allowed, but only
 *	the first 2 fragments are scheduled.
 * @TE_V1_FRAG_ENDLESS: fragmentation of the time event is allowed, and any
 *	number of fragments are valid.
 *
 * Other than the constant defined above, specifying a fragmentation value 'x'
 * means that the event can be fragmented but only the first 'x' will be
 * scheduled.
 */
enum {
	TE_V1_FRAG_NONE = 0,
	TE_V1_FRAG_SINGLE = 1,
	TE_V1_FRAG_DUAL = 2,
	TE_V1_FRAG_ENDLESS = 0xffffffff
};

/* If a Time Event can be fragmented, this is the max number of fragments */
#define TE_V1_FRAG_MAX_MSK	0x0fffffff
/* Repeat the time event endlessly (until removed) */
#define TE_V1_REPEAT_ENDLESS	0xffffffff
/* If a Time Event has bounded repetitions, this is the maximal value */
#define TE_V1_REPEAT_MAX_MSK_V1	0x0fffffff

/* Time Event dependencies: none, on another TE, or in a specific time */
enum {
	TE_V1_INDEPENDENT		= 0,
	TE_V1_DEP_OTHER			= BIT(0),
	TE_V1_DEP_TSF			= BIT(1),
	TE_V1_EVENT_SOCIOPATHIC		= BIT(2),
}; /* MAC_EVENT_DEPENDENCY_POLICY_API_E_VER_2 */

/*
 * @TE_V1_NOTIF_NONE: no notifications
 * @TE_V1_NOTIF_HOST_EVENT_START: request/receive notification on event start
 * @TE_V1_NOTIF_HOST_EVENT_END:request/receive notification on event end
 * @TE_V1_NOTIF_INTERNAL_EVENT_START: internal FW use
 * @TE_V1_NOTIF_INTERNAL_EVENT_END: internal FW use.
 * @TE_V1_NOTIF_HOST_FRAG_START: request/receive notification on frag start
 * @TE_V1_NOTIF_HOST_FRAG_END:request/receive notification on frag end
 * @TE_V1_NOTIF_INTERNAL_FRAG_START: internal FW use.
 * @TE_V1_NOTIF_INTERNAL_FRAG_END: internal FW use.
 *
 * Supported Time event notifications configuration.
 * A notification (both event and fragment) includes a status indicating weather
 * the FW was able to schedule the event or not. For fragment start/end
 * notification the status is always success. There is no start/end fragment
 * notification for monolithic events.
 */
enum {
	TE_V1_NOTIF_NONE = 0,
	TE_V1_NOTIF_HOST_EVENT_START = BIT(0),
	TE_V1_NOTIF_HOST_EVENT_END = BIT(1),
	TE_V1_NOTIF_INTERNAL_EVENT_START = BIT(2),
	TE_V1_NOTIF_INTERNAL_EVENT_END = BIT(3),
	TE_V1_NOTIF_HOST_FRAG_START = BIT(4),
	TE_V1_NOTIF_HOST_FRAG_END = BIT(5),
	TE_V1_NOTIF_INTERNAL_FRAG_START = BIT(6),
	TE_V1_NOTIF_INTERNAL_FRAG_END = BIT(7),
}; /* MAC_EVENT_ACTION_API_E_VER_2 */

/* Time event - defines for command API */

/*
 * @TE_V2_FRAG_NONE: fragmentation of the time event is NOT allowed.
 * @TE_V2_FRAG_SINGLE: fragmentation of the time event is allowed, but only
 *  the first fragment is scheduled.
 * @TE_V2_FRAG_DUAL: fragmentation of the time event is allowed, but only
 *  the first 2 fragments are scheduled.
 * @TE_V2_FRAG_ENDLESS: fragmentation of the time event is allowed, and any
 *  number of fragments are valid.
 *
 * Other than the constant defined above, specifying a fragmentation value 'x'
 * means that the event can be fragmented but only the first 'x' will be
 * scheduled.
 */
enum {
	TE_V2_FRAG_NONE = 0,
	TE_V2_FRAG_SINGLE = 1,
	TE_V2_FRAG_DUAL = 2,
	TE_V2_FRAG_MAX = 0xfe,
	TE_V2_FRAG_ENDLESS = 0xff
};

/* Repeat the time event endlessly (until removed) */
#define TE_V2_REPEAT_ENDLESS	0xff
/* If a Time Event has bounded repetitions, this is the maximal value */
#define TE_V2_REPEAT_MAX	0xfe

#define TE_V2_PLACEMENT_POS	12
#define TE_V2_ABSENCE_POS	15

/* Time event policy values
 * A notification (both event and fragment) includes a status indicating weather
 * the FW was able to schedule the event or not. For fragment start/end
 * notification the status is always success. There is no start/end fragment
 * notification for monolithic events.
 *
 * @TE_V2_DEFAULT_POLICY: independent, social, present, unoticable
 * @TE_V2_NOTIF_HOST_EVENT_START: request/receive notification on event start
 * @TE_V2_NOTIF_HOST_EVENT_END:request/receive notification on event end
 * @TE_V2_NOTIF_INTERNAL_EVENT_START: internal FW use
 * @TE_V2_NOTIF_INTERNAL_EVENT_END: internal FW use.
 * @TE_V2_NOTIF_HOST_FRAG_START: request/receive notification on frag start
 * @TE_V2_NOTIF_HOST_FRAG_END:request/receive notification on frag end
 * @TE_V2_NOTIF_INTERNAL_FRAG_START: internal FW use.
 * @TE_V2_NOTIF_INTERNAL_FRAG_END: internal FW use.
 * @TE_V2_DEP_OTHER: depends on another time event
 * @TE_V2_DEP_TSF: depends on a specific time
 * @TE_V2_EVENT_SOCIOPATHIC: can't co-exist with other events of tha same MAC
 * @TE_V2_ABSENCE: are we present or absent during the Time Event.
 */
enum {
	TE_V2_DEFAULT_POLICY = 0x0,

	/* notifications (event start/stop, fragment start/stop) */
	TE_V2_NOTIF_HOST_EVENT_START = BIT(0),
	TE_V2_NOTIF_HOST_EVENT_END = BIT(1),
	TE_V2_NOTIF_INTERNAL_EVENT_START = BIT(2),
	TE_V2_NOTIF_INTERNAL_EVENT_END = BIT(3),

	TE_V2_NOTIF_HOST_FRAG_START = BIT(4),
	TE_V2_NOTIF_HOST_FRAG_END = BIT(5),
	TE_V2_NOTIF_INTERNAL_FRAG_START = BIT(6),
	TE_V2_NOTIF_INTERNAL_FRAG_END = BIT(7),
	T2_V2_START_IMMEDIATELY = BIT(11),

	TE_V2_NOTIF_MSK = 0xff,

	/* placement characteristics */
	TE_V2_DEP_OTHER = BIT(TE_V2_PLACEMENT_POS),
	TE_V2_DEP_TSF = BIT(TE_V2_PLACEMENT_POS + 1),
	TE_V2_EVENT_SOCIOPATHIC = BIT(TE_V2_PLACEMENT_POS + 2),

	/* are we present or absent during the Time Event. */
	TE_V2_ABSENCE = BIT(TE_V2_ABSENCE_POS),
};

/**
 * struct iwl_time_event_cmd_api - configuring Time Events
 * with struct MAC_TIME_EVENT_DATA_API_S_VER_2 (see also
 * with version 1. determined by IWL_UCODE_TLV_FLAGS)
 * ( TIME_EVENT_CMD = 0x29 )
 * @id_and_color: ID and color of the relevant MAC
 * @action: action to perform, one of FW_CTXT_ACTION_*
 * @id: this field has two meanings, depending on the action:
 *	If the action is ADD, then it means the type of event to add.
 *	For all other actions it is the unique event ID assigned when the
 *	event was added by the FW.
 * @apply_time: When to start the Time Event (in GP2)
 * @max_delay: maximum delay to event's start (apply time), in TU
 * @depends_on: the unique ID of the event we depend on (if any)
 * @interval: interval between repetitions, in TU
 * @duration: duration of event in TU
 * @repeat: how many repetitions to do, can be TE_REPEAT_ENDLESS
 * @max_frags: maximal number of fragments the Time Event can be divided to
 * @policy: defines whether uCode shall notify the host or other uCode modules
 *	on event and/or fragment start and/or end
 *	using one of TE_INDEPENDENT, TE_DEP_OTHER, TE_DEP_TSF
 *	TE_EVENT_SOCIOPATHIC
 *	using TE_ABSENCE and using TE_NOTIF_*
 */
struct iwl_time_event_cmd {
	/* COMMON_INDEX_HDR_API_S_VER_1 */
	__le32 id_and_color;
	__le32 action;
	__le32 id;
	/* MAC_TIME_EVENT_DATA_API_S_VER_2 */
	__le32 apply_time;
	__le32 max_delay;
	__le32 depends_on;
	__le32 interval;
	__le32 duration;
	u8 repeat;
	u8 max_frags;
	__le16 policy;
} __packed; /* MAC_TIME_EVENT_CMD_API_S_VER_2 */

/**
 * struct iwl_time_event_resp - response structure to iwl_time_event_cmd
 * @status: bit 0 indicates success, all others specify errors
 * @id: the Time Event type
 * @unique_id: the unique ID assigned (in ADD) or given (others) to the TE
 * @id_and_color: ID and color of the relevant MAC
 */
struct iwl_time_event_resp {
	__le32 status;
	__le32 id;
	__le32 unique_id;
	__le32 id_and_color;
} __packed; /* MAC_TIME_EVENT_RSP_API_S_VER_1 */

/**
 * struct iwl_time_event_notif - notifications of time event start/stop
 * ( TIME_EVENT_NOTIFICATION = 0x2a )
 * @timestamp: action timestamp in GP2
 * @session_id: session's unique id
 * @unique_id: unique id of the Time Event itself
 * @id_and_color: ID and color of the relevant MAC
 * @action: one of TE_NOTIF_START or TE_NOTIF_END
 * @status: true if scheduled, false otherwise (not executed)
 */
struct iwl_time_event_notif {
	__le32 timestamp;
	__le32 session_id;
	__le32 unique_id;
	__le32 id_and_color;
	__le32 action;
	__le32 status;
} __packed; /* MAC_TIME_EVENT_NTFY_API_S_VER_1 */


/* Bindings and Time Quota */

/**
 * struct iwl_binding_cmd - configuring bindings
 * ( BINDING_CONTEXT_CMD = 0x2b )
 * @id_and_color: ID and color of the relevant Binding
 * @action: action to perform, one of FW_CTXT_ACTION_*
 * @macs: array of MAC id and colors which belong to the binding
 * @phy: PHY id and color which belongs to the binding
 */
struct iwl_binding_cmd {
	/* COMMON_INDEX_HDR_API_S_VER_1 */
	__le32 id_and_color;
	__le32 action;
	/* BINDING_DATA_API_S_VER_1 */
	__le32 macs[MAX_MACS_IN_BINDING];
	__le32 phy;
} __packed; /* BINDING_CMD_API_S_VER_1 */

/* The maximal number of fragments in the FW's schedule session */
#define IWL_MVM_MAX_QUOTA 128

/**
 * struct iwl_time_quota_data - configuration of time quota per binding
 * @id_and_color: ID and color of the relevant Binding
 * @quota: absolute time quota in TU. The scheduler will try to divide the
 *	remainig quota (after Time Events) according to this quota.
 * @max_duration: max uninterrupted context duration in TU
 */
struct iwl_time_quota_data {
	__le32 id_and_color;
	__le32 quota;
	__le32 max_duration;
} __packed; /* TIME_QUOTA_DATA_API_S_VER_1 */

/**
 * struct iwl_time_quota_cmd - configuration of time quota between bindings
 * ( TIME_QUOTA_CMD = 0x2c )
 * @quotas: allocations per binding
 */
struct iwl_time_quota_cmd {
	struct iwl_time_quota_data quotas[MAX_BINDINGS];
} __packed; /* TIME_QUOTA_ALLOCATION_CMD_API_S_VER_1 */


/* PHY context */

/* Supported bands */
#define PHY_BAND_5  (0)
#define PHY_BAND_24 (1)

/* Supported channel width, vary if there is VHT support */
#define PHY_VHT_CHANNEL_MODE20	(0x0)
#define PHY_VHT_CHANNEL_MODE40	(0x1)
#define PHY_VHT_CHANNEL_MODE80	(0x2)
#define PHY_VHT_CHANNEL_MODE160	(0x3)

/*
 * Control channel position:
 * For legacy set bit means upper channel, otherwise lower.
 * For VHT - bit-2 marks if the control is lower/upper relative to center-freq
 *   bits-1:0 mark the distance from the center freq. for 20Mhz, offset is 0.
 *                                   center_freq
 *                                        |
 * 40Mhz                          |_______|_______|
 * 80Mhz                  |_______|_______|_______|_______|
 * 160Mhz |_______|_______|_______|_______|_______|_______|_______|_______|
 * code      011     010     001     000  |  100     101     110    111
 */
#define PHY_VHT_CTRL_POS_1_BELOW  (0x0)
#define PHY_VHT_CTRL_POS_2_BELOW  (0x1)
#define PHY_VHT_CTRL_POS_3_BELOW  (0x2)
#define PHY_VHT_CTRL_POS_4_BELOW  (0x3)
#define PHY_VHT_CTRL_POS_1_ABOVE  (0x4)
#define PHY_VHT_CTRL_POS_2_ABOVE  (0x5)
#define PHY_VHT_CTRL_POS_3_ABOVE  (0x6)
#define PHY_VHT_CTRL_POS_4_ABOVE  (0x7)

/*
 * @band: PHY_BAND_*
 * @channel: channel number
 * @width: PHY_[VHT|LEGACY]_CHANNEL_*
 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_*
 */
struct iwl_fw_channel_info {
	u8 band;
	u8 channel;
	u8 width;
	u8 ctrl_pos;
} __packed;

#define PHY_RX_CHAIN_DRIVER_FORCE_POS	(0)
#define PHY_RX_CHAIN_DRIVER_FORCE_MSK \
	(0x1 << PHY_RX_CHAIN_DRIVER_FORCE_POS)
#define PHY_RX_CHAIN_VALID_POS		(1)
#define PHY_RX_CHAIN_VALID_MSK \
	(0x7 << PHY_RX_CHAIN_VALID_POS)
#define PHY_RX_CHAIN_FORCE_SEL_POS	(4)
#define PHY_RX_CHAIN_FORCE_SEL_MSK \
	(0x7 << PHY_RX_CHAIN_FORCE_SEL_POS)
#define PHY_RX_CHAIN_FORCE_MIMO_SEL_POS	(7)
#define PHY_RX_CHAIN_FORCE_MIMO_SEL_MSK \
	(0x7 << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS)
#define PHY_RX_CHAIN_CNT_POS		(10)
#define PHY_RX_CHAIN_CNT_MSK \
	(0x3 << PHY_RX_CHAIN_CNT_POS)
#define PHY_RX_CHAIN_MIMO_CNT_POS	(12)
#define PHY_RX_CHAIN_MIMO_CNT_MSK \
	(0x3 << PHY_RX_CHAIN_MIMO_CNT_POS)
#define PHY_RX_CHAIN_MIMO_FORCE_POS	(14)
#define PHY_RX_CHAIN_MIMO_FORCE_MSK \
	(0x1 << PHY_RX_CHAIN_MIMO_FORCE_POS)

/* TODO: fix the value, make it depend on firmware at runtime? */
#define NUM_PHY_CTX	3

/* TODO: complete missing documentation */
/**
 * struct iwl_phy_context_cmd - config of the PHY context
 * ( PHY_CONTEXT_CMD = 0x8 )
 * @id_and_color: ID and color of the relevant Binding
 * @action: action to perform, one of FW_CTXT_ACTION_*
 * @apply_time: 0 means immediate apply and context switch.
 *	other value means apply new params after X usecs
 * @tx_param_color: ???
 * @channel_info:
 * @txchain_info: ???
 * @rxchain_info: ???
 * @acquisition_data: ???
 * @dsp_cfg_flags: set to 0
 */
struct iwl_phy_context_cmd {
	/* COMMON_INDEX_HDR_API_S_VER_1 */
	__le32 id_and_color;
	__le32 action;
	/* PHY_CONTEXT_DATA_API_S_VER_1 */
	__le32 apply_time;
	__le32 tx_param_color;
	struct iwl_fw_channel_info ci;
	__le32 txchain_info;
	__le32 rxchain_info;
	__le32 acquisition_data;
	__le32 dsp_cfg_flags;
} __packed; /* PHY_CONTEXT_CMD_API_VER_1 */

#define IWL_RX_INFO_PHY_CNT 8
#define IWL_RX_INFO_ENERGY_ANT_ABC_IDX 1
#define IWL_RX_INFO_ENERGY_ANT_A_MSK 0x000000ff
#define IWL_RX_INFO_ENERGY_ANT_B_MSK 0x0000ff00
#define IWL_RX_INFO_ENERGY_ANT_C_MSK 0x00ff0000
#define IWL_RX_INFO_ENERGY_ANT_A_POS 0
#define IWL_RX_INFO_ENERGY_ANT_B_POS 8
#define IWL_RX_INFO_ENERGY_ANT_C_POS 16

#define IWL_RX_INFO_AGC_IDX 1
#define IWL_RX_INFO_RSSI_AB_IDX 2
#define IWL_OFDM_AGC_A_MSK 0x0000007f
#define IWL_OFDM_AGC_A_POS 0
#define IWL_OFDM_AGC_B_MSK 0x00003f80
#define IWL_OFDM_AGC_B_POS 7
#define IWL_OFDM_AGC_CODE_MSK 0x3fe00000
#define IWL_OFDM_AGC_CODE_POS 20
#define IWL_OFDM_RSSI_INBAND_A_MSK 0x00ff
#define IWL_OFDM_RSSI_A_POS 0
#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00
#define IWL_OFDM_RSSI_ALLBAND_A_POS 8
#define IWL_OFDM_RSSI_INBAND_B_MSK 0xff0000
#define IWL_OFDM_RSSI_B_POS 16
#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000
#define IWL_OFDM_RSSI_ALLBAND_B_POS 24

/**
 * struct iwl_rx_phy_info - phy info
 * (REPLY_RX_PHY_CMD = 0xc0)
 * @non_cfg_phy_cnt: non configurable DSP phy data byte count
 * @cfg_phy_cnt: configurable DSP phy data byte count
 * @stat_id: configurable DSP phy data set ID
 * @reserved1:
 * @system_timestamp: GP2  at on air rise
 * @timestamp: TSF at on air rise
 * @beacon_time_stamp: beacon at on-air rise
 * @phy_flags: general phy flags: band, modulation, ...
 * @channel: channel number
 * @non_cfg_phy_buf: for various implementations of non_cfg_phy
 * @rate_n_flags: RATE_MCS_*
 * @byte_count: frame's byte-count
 * @frame_time: frame's time on the air, based on byte count and frame rate
 *	calculation
 * @mac_active_msk: what MACs were active when the frame was received
 *
 * Before each Rx, the device sends this data. It contains PHY information
 * about the reception of the packet.
 */
struct iwl_rx_phy_info {
	u8 non_cfg_phy_cnt;
	u8 cfg_phy_cnt;
	u8 stat_id;
	u8 reserved1;
	__le32 system_timestamp;
	__le64 timestamp;
	__le32 beacon_time_stamp;
	__le16 phy_flags;
	__le16 channel;
	__le32 non_cfg_phy[IWL_RX_INFO_PHY_CNT];
	__le32 rate_n_flags;
	__le32 byte_count;
	__le16 mac_active_msk;
	__le16 frame_time;
} __packed;

struct iwl_rx_mpdu_res_start {
	__le16 byte_count;
	__le16 reserved;
} __packed;

/**
 * enum iwl_rx_phy_flags - to parse %iwl_rx_phy_info phy_flags
 * @RX_RES_PHY_FLAGS_BAND_24: true if the packet was received on 2.4 band
 * @RX_RES_PHY_FLAGS_MOD_CCK:
 * @RX_RES_PHY_FLAGS_SHORT_PREAMBLE: true if packet's preamble was short
 * @RX_RES_PHY_FLAGS_NARROW_BAND:
 * @RX_RES_PHY_FLAGS_ANTENNA: antenna on which the packet was received
 * @RX_RES_PHY_FLAGS_AGG: set if the packet was part of an A-MPDU
 * @RX_RES_PHY_FLAGS_OFDM_HT: The frame was an HT frame
 * @RX_RES_PHY_FLAGS_OFDM_GF: The frame used GF preamble
 * @RX_RES_PHY_FLAGS_OFDM_VHT: The frame was a VHT frame
 */
enum iwl_rx_phy_flags {
	RX_RES_PHY_FLAGS_BAND_24	= BIT(0),
	RX_RES_PHY_FLAGS_MOD_CCK	= BIT(1),
	RX_RES_PHY_FLAGS_SHORT_PREAMBLE	= BIT(2),
	RX_RES_PHY_FLAGS_NARROW_BAND	= BIT(3),
	RX_RES_PHY_FLAGS_ANTENNA	= (0x7 << 4),
	RX_RES_PHY_FLAGS_ANTENNA_POS	= 4,
	RX_RES_PHY_FLAGS_AGG		= BIT(7),
	RX_RES_PHY_FLAGS_OFDM_HT	= BIT(8),
	RX_RES_PHY_FLAGS_OFDM_GF	= BIT(9),
	RX_RES_PHY_FLAGS_OFDM_VHT	= BIT(10),
};

/**
 * enum iwl_mvm_rx_status - written by fw for each Rx packet
 * @RX_MPDU_RES_STATUS_CRC_OK: CRC is fine
 * @RX_MPDU_RES_STATUS_OVERRUN_OK: there was no RXE overflow
 * @RX_MPDU_RES_STATUS_SRC_STA_FOUND:
 * @RX_MPDU_RES_STATUS_KEY_VALID:
 * @RX_MPDU_RES_STATUS_KEY_PARAM_OK:
 * @RX_MPDU_RES_STATUS_ICV_OK: ICV is fine, if not, the packet is destroyed
 * @RX_MPDU_RES_STATUS_MIC_OK: used for CCM alg only. TKIP MIC is checked
 *	in the driver.
 * @RX_MPDU_RES_STATUS_TTAK_OK: TTAK is fine
 * @RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR:  valid for alg = CCM_CMAC or
 *	alg = CCM only. Checks replay attack for 11w frames. Relevant only if
 *	%RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME is set.
 * @RX_MPDU_RES_STATUS_SEC_NO_ENC: this frame is not encrypted
 * @RX_MPDU_RES_STATUS_SEC_WEP_ENC: this frame is encrypted using WEP
 * @RX_MPDU_RES_STATUS_SEC_CCM_ENC: this frame is encrypted using CCM
 * @RX_MPDU_RES_STATUS_SEC_TKIP_ENC: this frame is encrypted using TKIP
 * @RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC: this frame is encrypted using CCM_CMAC
 * @RX_MPDU_RES_STATUS_SEC_ENC_ERR: this frame couldn't be decrypted
 * @RX_MPDU_RES_STATUS_SEC_ENC_MSK: bitmask of the encryption algorithm
 * @RX_MPDU_RES_STATUS_DEC_DONE: this frame has been successfully decrypted
 * @RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP:
 * @RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP:
 * @RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT:
 * @RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME: this frame is an 11w management frame
 * @RX_MPDU_RES_STATUS_HASH_INDEX_MSK:
 * @RX_MPDU_RES_STATUS_STA_ID_MSK:
 * @RX_MPDU_RES_STATUS_RRF_KILL:
 * @RX_MPDU_RES_STATUS_FILTERING_MSK:
 * @RX_MPDU_RES_STATUS2_FILTERING_MSK:
 */
enum iwl_mvm_rx_status {
	RX_MPDU_RES_STATUS_CRC_OK			= BIT(0),
	RX_MPDU_RES_STATUS_OVERRUN_OK			= BIT(1),
	RX_MPDU_RES_STATUS_SRC_STA_FOUND		= BIT(2),
	RX_MPDU_RES_STATUS_KEY_VALID			= BIT(3),
	RX_MPDU_RES_STATUS_KEY_PARAM_OK			= BIT(4),
	RX_MPDU_RES_STATUS_ICV_OK			= BIT(5),
	RX_MPDU_RES_STATUS_MIC_OK			= BIT(6),
	RX_MPDU_RES_STATUS_TTAK_OK			= BIT(7),
	RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR		= BIT(7),
	RX_MPDU_RES_STATUS_SEC_NO_ENC			= (0 << 8),
	RX_MPDU_RES_STATUS_SEC_WEP_ENC			= (1 << 8),
	RX_MPDU_RES_STATUS_SEC_CCM_ENC			= (2 << 8),
	RX_MPDU_RES_STATUS_SEC_TKIP_ENC			= (3 << 8),
	RX_MPDU_RES_STATUS_SEC_EXT_ENC			= (4 << 8),
	RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC		= (6 << 8),
	RX_MPDU_RES_STATUS_SEC_ENC_ERR			= (7 << 8),
	RX_MPDU_RES_STATUS_SEC_ENC_MSK			= (7 << 8),
	RX_MPDU_RES_STATUS_DEC_DONE			= BIT(11),
	RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP	= BIT(12),
	RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP		= BIT(13),
	RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT		= BIT(14),
	RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME		= BIT(15),
	RX_MPDU_RES_STATUS_HASH_INDEX_MSK		= (0x3F0000),
	RX_MPDU_RES_STATUS_STA_ID_MSK			= (0x1f000000),
	RX_MPDU_RES_STATUS_RRF_KILL			= BIT(29),
	RX_MPDU_RES_STATUS_FILTERING_MSK		= (0xc00000),
	RX_MPDU_RES_STATUS2_FILTERING_MSK		= (0xc0000000),
};

/**
 * struct iwl_radio_version_notif - information on the radio version
 * ( RADIO_VERSION_NOTIFICATION = 0x68 )
 * @radio_flavor:
 * @radio_step:
 * @radio_dash:
 */
struct iwl_radio_version_notif {
	__le32 radio_flavor;
	__le32 radio_step;
	__le32 radio_dash;
} __packed; /* RADIO_VERSION_NOTOFICATION_S_VER_1 */

enum iwl_card_state_flags {
	CARD_ENABLED		= 0x00,
	HW_CARD_DISABLED	= 0x01,
	SW_CARD_DISABLED	= 0x02,
	CT_KILL_CARD_DISABLED	= 0x04,
	HALT_CARD_DISABLED	= 0x08,
	CARD_DISABLED_MSK	= 0x0f,
	CARD_IS_RX_ON		= 0x10,
};

/**
 * struct iwl_radio_version_notif - information on the radio version
 * ( CARD_STATE_NOTIFICATION = 0xa1 )
 * @flags: %iwl_card_state_flags
 */
struct iwl_card_state_notif {
	__le32 flags;
} __packed; /* CARD_STATE_NTFY_API_S_VER_1 */

/**
 * struct iwl_missed_beacons_notif - information on missed beacons
 * ( MISSED_BEACONS_NOTIFICATION = 0xa2 )
 * @mac_id: interface ID
 * @consec_missed_beacons_since_last_rx: number of consecutive missed
 *	beacons since last RX.
 * @consec_missed_beacons: number of consecutive missed beacons
 * @num_expected_beacons:
 * @num_recvd_beacons:
 */
struct iwl_missed_beacons_notif {
	__le32 mac_id;
	__le32 consec_missed_beacons_since_last_rx;
	__le32 consec_missed_beacons;
	__le32 num_expected_beacons;
	__le32 num_recvd_beacons;
} __packed; /* MISSED_BEACON_NTFY_API_S_VER_3 */

/**
 * struct iwl_set_calib_default_cmd - set default value for calibration.
 * ( SET_CALIB_DEFAULT_CMD = 0x8e )
 * @calib_index: the calibration to set value for
 * @length: of data
 * @data: the value to set for the calibration result
 */
struct iwl_set_calib_default_cmd {
	__le16 calib_index;
	__le16 length;
	u8 data[0];
} __packed; /* PHY_CALIB_OVERRIDE_VALUES_S */

#define MAX_PORT_ID_NUM	2
#define MAX_MCAST_FILTERING_ADDRESSES 256

/**
 * struct iwl_mcast_filter_cmd - configure multicast filter.
 * @filter_own: Set 1 to filter out multicast packets sent by station itself
 * @port_id:	Multicast MAC addresses array specifier. This is a strange way
 *		to identify network interface adopted in host-device IF.
 *		It is used by FW as index in array of addresses. This array has
 *		MAX_PORT_ID_NUM members.
 * @count:	Number of MAC addresses in the array
 * @pass_all:	Set 1 to pass all multicast packets.
 * @bssid:	current association BSSID.
 * @addr_list:	Place holder for array of MAC addresses.
 *		IMPORTANT: add padding if necessary to ensure DWORD alignment.
 */
struct iwl_mcast_filter_cmd {
	u8 filter_own;
	u8 port_id;
	u8 count;
	u8 pass_all;
	u8 bssid[6];
	u8 reserved[2];
	u8 addr_list[0];
} __packed; /* MCAST_FILTERING_CMD_API_S_VER_1 */

#define MAX_BCAST_FILTERS 8
#define MAX_BCAST_FILTER_ATTRS 2

/**
 * enum iwl_mvm_bcast_filter_attr_offset - written by fw for each Rx packet
 * @BCAST_FILTER_OFFSET_PAYLOAD_START: offset is from payload start.
 * @BCAST_FILTER_OFFSET_IP_END: offset is from ip header end (i.e.
 *	start of ip payload).
 */
enum iwl_mvm_bcast_filter_attr_offset {
	BCAST_FILTER_OFFSET_PAYLOAD_START = 0,
	BCAST_FILTER_OFFSET_IP_END = 1,
};

/**
 * struct iwl_fw_bcast_filter_attr - broadcast filter attribute
 * @offset_type:	&enum iwl_mvm_bcast_filter_attr_offset.
 * @offset:	starting offset of this pattern.
 * @val:		value to match - big endian (MSB is the first
 *		byte to match from offset pos).
 * @mask:	mask to match (big endian).
 */
struct iwl_fw_bcast_filter_attr {
	u8 offset_type;
	u8 offset;
	__le16 reserved1;
	__be32 val;
	__be32 mask;
} __packed; /* BCAST_FILTER_ATT_S_VER_1 */

/**
 * enum iwl_mvm_bcast_filter_frame_type - filter frame type
 * @BCAST_FILTER_FRAME_TYPE_ALL: consider all frames.
 * @BCAST_FILTER_FRAME_TYPE_IPV4: consider only ipv4 frames
 */
enum iwl_mvm_bcast_filter_frame_type {
	BCAST_FILTER_FRAME_TYPE_ALL = 0,
	BCAST_FILTER_FRAME_TYPE_IPV4 = 1,
};

/**
 * struct iwl_fw_bcast_filter - broadcast filter
 * @discard: discard frame (1) or let it pass (0).
 * @frame_type: &enum iwl_mvm_bcast_filter_frame_type.
 * @num_attrs: number of valid attributes in this filter.
 * @attrs: attributes of this filter. a filter is considered matched
 *	only when all its attributes are matched (i.e. AND relationship)
 */
struct iwl_fw_bcast_filter {
	u8 discard;
	u8 frame_type;
	u8 num_attrs;
	u8 reserved1;
	struct iwl_fw_bcast_filter_attr attrs[MAX_BCAST_FILTER_ATTRS];
} __packed; /* BCAST_FILTER_S_VER_1 */

/**
 * struct iwl_fw_bcast_mac - per-mac broadcast filtering configuration.
 * @default_discard: default action for this mac (discard (1) / pass (0)).
 * @attached_filters: bitmap of relevant filters for this mac.
 */
struct iwl_fw_bcast_mac {
	u8 default_discard;
	u8 reserved1;
	__le16 attached_filters;
} __packed; /* BCAST_MAC_CONTEXT_S_VER_1 */

/**
 * struct iwl_bcast_filter_cmd - broadcast filtering configuration
 * @disable: enable (0) / disable (1)
 * @max_bcast_filters: max number of filters (MAX_BCAST_FILTERS)
 * @max_macs: max number of macs (NUM_MAC_INDEX_DRIVER)
 * @filters: broadcast filters
 * @macs: broadcast filtering configuration per-mac
 */
struct iwl_bcast_filter_cmd {
	u8 disable;
	u8 max_bcast_filters;
	u8 max_macs;
	u8 reserved1;
	struct iwl_fw_bcast_filter filters[MAX_BCAST_FILTERS];
	struct iwl_fw_bcast_mac macs[NUM_MAC_INDEX_DRIVER];
} __packed; /* BCAST_FILTERING_HCMD_API_S_VER_1 */

struct mvm_statistics_dbg {
	__le32 burst_check;
	__le32 burst_count;
	__le32 wait_for_silence_timeout_cnt;
	__le32 reserved[3];
} __packed; /* STATISTICS_DEBUG_API_S_VER_2 */

struct mvm_statistics_div {
	__le32 tx_on_a;
	__le32 tx_on_b;
	__le32 exec_time;
	__le32 probe_time;
	__le32 rssi_ant;
	__le32 reserved2;
} __packed; /* STATISTICS_SLOW_DIV_API_S_VER_2 */

struct mvm_statistics_general_common {
	__le32 temperature;   /* radio temperature */
	__le32 temperature_m; /* radio voltage */
	struct mvm_statistics_dbg dbg;
	__le32 sleep_time;
	__le32 slots_out;
	__le32 slots_idle;
	__le32 ttl_timestamp;
	struct mvm_statistics_div div;
	__le32 rx_enable_counter;
	/*
	 * num_of_sos_states:
	 *  count the number of times we have to re-tune
	 *  in order to get out of bad PHY status
	 */
	__le32 num_of_sos_states;
} __packed; /* STATISTICS_GENERAL_API_S_VER_5 */

struct mvm_statistics_rx_non_phy {
	__le32 bogus_cts;	/* CTS received when not expecting CTS */
	__le32 bogus_ack;	/* ACK received when not expecting ACK */
	__le32 non_bssid_frames;	/* number of frames with BSSID that
					 * doesn't belong to the STA BSSID */
	__le32 filtered_frames;	/* count frames that were dumped in the
				 * filtering process */
	__le32 non_channel_beacons;	/* beacons with our bss id but not on
					 * our serving channel */
	__le32 channel_beacons;	/* beacons with our bss id and in our
				 * serving channel */
	__le32 num_missed_bcon;	/* number of missed beacons */
	__le32 adc_rx_saturation_time;	/* count in 0.8us units the time the
					 * ADC was in saturation */
	__le32 ina_detection_search_time;/* total time (in 0.8us) searched
					  * for INA */
	__le32 beacon_silence_rssi_a;	/* RSSI silence after beacon frame */
	__le32 beacon_silence_rssi_b;	/* RSSI silence after beacon frame */
	__le32 beacon_silence_rssi_c;	/* RSSI silence after beacon frame */
	__le32 interference_data_flag;	/* flag for interference data
					 * availability. 1 when data is
					 * available. */
	__le32 channel_load;		/* counts RX Enable time in uSec */
	__le32 dsp_false_alarms;	/* DSP false alarm (both OFDM
					 * and CCK) counter */
	__le32 beacon_rssi_a;
	__le32 beacon_rssi_b;
	__le32 beacon_rssi_c;
	__le32 beacon_energy_a;
	__le32 beacon_energy_b;
	__le32 beacon_energy_c;
	__le32 num_bt_kills;
	__le32 mac_id;
	__le32 directed_data_mpdu;
} __packed; /* STATISTICS_RX_NON_PHY_API_S_VER_3 */

struct mvm_statistics_rx_phy {
	__le32 ina_cnt;
	__le32 fina_cnt;
	__le32 plcp_err;
	__le32 crc32_err;
	__le32 overrun_err;
	__le32 early_overrun_err;
	__le32 crc32_good;
	__le32 false_alarm_cnt;
	__le32 fina_sync_err_cnt;
	__le32 sfd_timeout;
	__le32 fina_timeout;
	__le32 unresponded_rts;
	__le32 rxe_frame_limit_overrun;
	__le32 sent_ack_cnt;
	__le32 sent_cts_cnt;
	__le32 sent_ba_rsp_cnt;
	__le32 dsp_self_kill;
	__le32 mh_format_err;
	__le32 re_acq_main_rssi_sum;
	__le32 reserved;
} __packed; /* STATISTICS_RX_PHY_API_S_VER_2 */

struct mvm_statistics_rx_ht_phy {
	__le32 plcp_err;
	__le32 overrun_err;
	__le32 early_overrun_err;
	__le32 crc32_good;
	__le32 crc32_err;
	__le32 mh_format_err;
	__le32 agg_crc32_good;
	__le32 agg_mpdu_cnt;
	__le32 agg_cnt;
	__le32 unsupport_mcs;
} __packed;  /* STATISTICS_HT_RX_PHY_API_S_VER_1 */

#define MAX_CHAINS 3

struct mvm_statistics_tx_non_phy_agg {
	__le32 ba_timeout;
	__le32 ba_reschedule_frames;
	__le32 scd_query_agg_frame_cnt;
	__le32 scd_query_no_agg;
	__le32 scd_query_agg;
	__le32 scd_query_mismatch;
	__le32 frame_not_ready;
	__le32 underrun;
	__le32 bt_prio_kill;
	__le32 rx_ba_rsp_cnt;
	__s8 txpower[MAX_CHAINS];
	__s8 reserved;
	__le32 reserved2;
} __packed; /* STATISTICS_TX_NON_PHY_AGG_API_S_VER_1 */

struct mvm_statistics_tx_channel_width {
	__le32 ext_cca_narrow_ch20[1];
	__le32 ext_cca_narrow_ch40[2];
	__le32 ext_cca_narrow_ch80[3];
	__le32 ext_cca_narrow_ch160[4];
	__le32 last_tx_ch_width_indx;
	__le32 rx_detected_per_ch_width[4];
	__le32 success_per_ch_width[4];
	__le32 fail_per_ch_width[4];
}; /* STATISTICS_TX_CHANNEL_WIDTH_API_S_VER_1 */

struct mvm_statistics_tx {
	__le32 preamble_cnt;
	__le32 rx_detected_cnt;
	__le32 bt_prio_defer_cnt;
	__le32 bt_prio_kill_cnt;
	__le32 few_bytes_cnt;
	__le32 cts_timeout;
	__le32 ack_timeout;
	__le32 expected_ack_cnt;
	__le32 actual_ack_cnt;
	__le32 dump_msdu_cnt;
	__le32 burst_abort_next_frame_mismatch_cnt;
	__le32 burst_abort_missing_next_frame_cnt;
	__le32 cts_timeout_collision;
	__le32 ack_or_ba_timeout_collision;
	struct mvm_statistics_tx_non_phy_agg agg;
	struct mvm_statistics_tx_channel_width channel_width;
} __packed; /* STATISTICS_TX_API_S_VER_4 */


struct mvm_statistics_bt_activity {
	__le32 hi_priority_tx_req_cnt;
	__le32 hi_priority_tx_denied_cnt;
	__le32 lo_priority_tx_req_cnt;
	__le32 lo_priority_tx_denied_cnt;
	__le32 hi_priority_rx_req_cnt;
	__le32 hi_priority_rx_denied_cnt;
	__le32 lo_priority_rx_req_cnt;
	__le32 lo_priority_rx_denied_cnt;
} __packed;  /* STATISTICS_BT_ACTIVITY_API_S_VER_1 */

struct mvm_statistics_general {
	struct mvm_statistics_general_common common;
	__le32 beacon_filtered;
	__le32 missed_beacons;
	__s8 beacon_filter_average_energy;
	__s8 beacon_filter_reason;
	__s8 beacon_filter_current_energy;
	__s8 beacon_filter_reserved;
	__le32 beacon_filter_delta_time;
	struct mvm_statistics_bt_activity bt_activity;
} __packed; /* STATISTICS_GENERAL_API_S_VER_5 */

struct mvm_statistics_rx {
	struct mvm_statistics_rx_phy ofdm;
	struct mvm_statistics_rx_phy cck;
	struct mvm_statistics_rx_non_phy general;
	struct mvm_statistics_rx_ht_phy ofdm_ht;
} __packed; /* STATISTICS_RX_API_S_VER_3 */

/*
 * STATISTICS_NOTIFICATION = 0x9d (notification only, not a command)
 *
 * By default, uCode issues this notification after receiving a beacon
 * while associated.  To disable this behavior, set DISABLE_NOTIF flag in the
 * REPLY_STATISTICS_CMD 0x9c, above.
 *
 * Statistics counters continue to increment beacon after beacon, but are
 * cleared when changing channels or when driver issues REPLY_STATISTICS_CMD
 * 0x9c with CLEAR_STATS bit set (see above).
 *
 * uCode also issues this notification during scans.  uCode clears statistics
 * appropriately so that each notification contains statistics for only the
 * one channel that has just been scanned.
 */

struct iwl_notif_statistics { /* STATISTICS_NTFY_API_S_VER_8 */
	__le32 flag;
	struct mvm_statistics_rx rx;
	struct mvm_statistics_tx tx;
	struct mvm_statistics_general general;
} __packed;

/***********************************
 * Smart Fifo API
 ***********************************/
/* Smart Fifo state */
enum iwl_sf_state {
	SF_LONG_DELAY_ON = 0, /* should never be called by driver */
	SF_FULL_ON,
	SF_UNINIT,
	SF_INIT_OFF,
	SF_HW_NUM_STATES
};

/* Smart Fifo possible scenario */
enum iwl_sf_scenario {
	SF_SCENARIO_SINGLE_UNICAST,
	SF_SCENARIO_AGG_UNICAST,
	SF_SCENARIO_MULTICAST,
	SF_SCENARIO_BA_RESP,
	SF_SCENARIO_TX_RESP,
	SF_NUM_SCENARIO
};

#define SF_TRANSIENT_STATES_NUMBER 2	/* SF_LONG_DELAY_ON and SF_FULL_ON */
#define SF_NUM_TIMEOUT_TYPES 2		/* Aging timer and Idle timer */

/* smart FIFO default values */
#define SF_W_MARK_SISO 4096
#define SF_W_MARK_MIMO2 8192
#define SF_W_MARK_MIMO3 6144
#define SF_W_MARK_LEGACY 4096
#define SF_W_MARK_SCAN 4096

/* SF Scenarios timers for FULL_ON state (aligned to 32 uSec) */
#define SF_SINGLE_UNICAST_IDLE_TIMER 320	/* 300 uSec  */
#define SF_SINGLE_UNICAST_AGING_TIMER 2016	/* 2 mSec */
#define SF_AGG_UNICAST_IDLE_TIMER 320		/* 300 uSec */
#define SF_AGG_UNICAST_AGING_TIMER 2016		/* 2 mSec */
#define SF_MCAST_IDLE_TIMER 2016		/* 2 mSec */
#define SF_MCAST_AGING_TIMER 10016		/* 10 mSec */
#define SF_BA_IDLE_TIMER 320			/* 300 uSec */
#define SF_BA_AGING_TIMER 2016			/* 2 mSec */
#define SF_TX_RE_IDLE_TIMER 320			/* 300 uSec */
#define SF_TX_RE_AGING_TIMER 2016		/* 2 mSec */

#define SF_LONG_DELAY_AGING_TIMER 1000000	/* 1 Sec */

/**
 * Smart Fifo configuration command.
 * @state: smart fifo state, types listed in iwl_sf_sate.
 * @watermark: Minimum allowed availabe free space in RXF for transient state.
 * @long_delay_timeouts: aging and idle timer values for each scenario
 * in long delay state.
 * @full_on_timeouts: timer values for each scenario in full on state.
 */
struct iwl_sf_cfg_cmd {
	enum iwl_sf_state state;
	__le32 watermark[SF_TRANSIENT_STATES_NUMBER];
	__le32 long_delay_timeouts[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES];
	__le32 full_on_timeouts[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES];
} __packed; /* SF_CFG_API_S_VER_2 */

#endif /* __fw_api_h__ */