/******************************************************************************
 *
 * 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) 2007 - 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
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * 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) 2005 - 2014 Intel Corporation. All rights reserved.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *****************************************************************************/
#ifndef __IWL_CONFIG_H__
#define __IWL_CONFIG_H__

#include <linux/types.h>
#include <net/mac80211.h>


enum iwl_device_family {
	IWL_DEVICE_FAMILY_UNDEFINED,
	IWL_DEVICE_FAMILY_1000,
	IWL_DEVICE_FAMILY_100,
	IWL_DEVICE_FAMILY_2000,
	IWL_DEVICE_FAMILY_2030,
	IWL_DEVICE_FAMILY_105,
	IWL_DEVICE_FAMILY_135,
	IWL_DEVICE_FAMILY_5000,
	IWL_DEVICE_FAMILY_5150,
	IWL_DEVICE_FAMILY_6000,
	IWL_DEVICE_FAMILY_6000i,
	IWL_DEVICE_FAMILY_6005,
	IWL_DEVICE_FAMILY_6030,
	IWL_DEVICE_FAMILY_6050,
	IWL_DEVICE_FAMILY_6150,
	IWL_DEVICE_FAMILY_7000,
	IWL_DEVICE_FAMILY_8000,
};

static inline bool iwl_has_secure_boot(u32 hw_rev,
				       enum iwl_device_family family)
{
	/* return 1 only for family 8000 B0 */
	if ((family == IWL_DEVICE_FAMILY_8000) && (hw_rev & 0xC))
		return true;

	return false;
}

/*
 * LED mode
 *    IWL_LED_DEFAULT:  use device default
 *    IWL_LED_RF_STATE: turn LED on/off based on RF state
 *			LED ON  = RF ON
 *			LED OFF = RF OFF
 *    IWL_LED_BLINK:    adjust led blink rate based on blink table
 *    IWL_LED_DISABLE:	led disabled
 */
enum iwl_led_mode {
	IWL_LED_DEFAULT,
	IWL_LED_RF_STATE,
	IWL_LED_BLINK,
	IWL_LED_DISABLE,
};

/*
 * This is the threshold value of plcp error rate per 100mSecs.  It is
 * used to set and check for the validity of plcp_delta.
 */
#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN		1
#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF		50
#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF	100
#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF	200
#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX		255
#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE	0

/* TX queue watchdog timeouts in mSecs */
#define IWL_WATCHDOG_DISABLED	0
#define IWL_DEF_WD_TIMEOUT	2500
#define IWL_LONG_WD_TIMEOUT	10000
#define IWL_MAX_WD_TIMEOUT	120000

#define IWL_DEFAULT_MAX_TX_POWER 22

/* Antenna presence definitions */
#define	ANT_NONE	0x0
#define	ANT_A		BIT(0)
#define	ANT_B		BIT(1)
#define ANT_C		BIT(2)
#define	ANT_AB		(ANT_A | ANT_B)
#define	ANT_AC		(ANT_A | ANT_C)
#define ANT_BC		(ANT_B | ANT_C)
#define ANT_ABC		(ANT_A | ANT_B | ANT_C)

static inline u8 num_of_ant(u8 mask)
{
	return  !!((mask) & ANT_A) +
		!!((mask) & ANT_B) +
		!!((mask) & ANT_C);
}

/*
 * @max_ll_items: max number of OTP blocks
 * @shadow_ram_support: shadow support for OTP memory
 * @led_compensation: compensate on the led on/off time per HW according
 *	to the deviation to achieve the desired led frequency.
 *	The detail algorithm is described in iwl-led.c
 * @wd_timeout: TX queues watchdog timeout
 * @max_event_log_size: size of event log buffer size for ucode event logging
 * @shadow_reg_enable: HW shadow register support
 * @apmg_wake_up_wa: should the MAC access REQ be asserted when a command
 *	is in flight. This is due to a HW bug in 7260, 3160 and 7265.
 * @scd_chain_ext_wa: should the chain extension feature in SCD be disabled.
 */
struct iwl_base_params {
	int eeprom_size;
	int num_of_queues;	/* def: HW dependent */
	/* for iwl_pcie_apm_init() */
	u32 pll_cfg_val;

	const u16 max_ll_items;
	const bool shadow_ram_support;
	u16 led_compensation;
	unsigned int wd_timeout;
	u32 max_event_log_size;
	const bool shadow_reg_enable;
	const bool pcie_l1_allowed;
	const bool apmg_wake_up_wa;
	const bool scd_chain_ext_wa;
};

/*
 * @stbc: support Tx STBC and 1*SS Rx STBC
 * @ldpc: support Tx/Rx with LDPC
 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
 * @ht40_bands: bitmap of bands (using %IEEE80211_BAND_*) that support HT40
 */
struct iwl_ht_params {
	enum ieee80211_smps_mode smps_mode;
	const bool ht_greenfield_support; /* if used set to true */
	const bool stbc;
	const bool ldpc;
	bool use_rts_for_aggregation;
	u8 ht40_bands;
};

/*
 * Tx-backoff threshold
 * @temperature: The threshold in Celsius
 * @backoff: The tx-backoff in uSec
 */
struct iwl_tt_tx_backoff {
	s32 temperature;
	u32 backoff;
};

#define TT_TX_BACKOFF_SIZE 6

/**
 * struct iwl_tt_params - thermal throttling parameters
 * @ct_kill_entry: CT Kill entry threshold
 * @ct_kill_exit: CT Kill exit threshold
 * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
 *	to checks whether to exit CT Kill.
 * @dynamic_smps_entry: Dynamic SMPS entry threshold
 * @dynamic_smps_exit: Dynamic SMPS exit threshold
 * @tx_protection_entry: TX protection entry threshold
 * @tx_protection_exit: TX protection exit threshold
 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
 * @support_ct_kill: Support CT Kill?
 * @support_dynamic_smps: Support dynamic SMPS?
 * @support_tx_protection: Support tx protection?
 * @support_tx_backoff: Support tx-backoff?
 */
struct iwl_tt_params {
	s32 ct_kill_entry;
	s32 ct_kill_exit;
	u32 ct_kill_duration;
	s32 dynamic_smps_entry;
	s32 dynamic_smps_exit;
	s32 tx_protection_entry;
	s32 tx_protection_exit;
	struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
	bool support_ct_kill;
	bool support_dynamic_smps;
	bool support_tx_protection;
	bool support_tx_backoff;
};

/*
 * information on how to parse the EEPROM
 */
#define EEPROM_REG_BAND_1_CHANNELS		0x08
#define EEPROM_REG_BAND_2_CHANNELS		0x26
#define EEPROM_REG_BAND_3_CHANNELS		0x42
#define EEPROM_REG_BAND_4_CHANNELS		0x5C
#define EEPROM_REG_BAND_5_CHANNELS		0x74
#define EEPROM_REG_BAND_24_HT40_CHANNELS	0x82
#define EEPROM_REG_BAND_52_HT40_CHANNELS	0x92
#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS	0x80
#define EEPROM_REGULATORY_BAND_NO_HT40		0

/* lower blocks contain EEPROM image and calibration data */
#define OTP_LOW_IMAGE_SIZE		(2 * 512 * sizeof(u16)) /* 2 KB */
#define OTP_LOW_IMAGE_SIZE_FAMILY_7000	(16 * 512 * sizeof(u16)) /* 16 KB */
#define OTP_LOW_IMAGE_SIZE_FAMILY_8000	(32 * 512 * sizeof(u16)) /* 32 KB */
#define OTP_LOW_IMAGE_SIZE_FAMILY_9000	OTP_LOW_IMAGE_SIZE_FAMILY_8000

struct iwl_eeprom_params {
	const u8 regulatory_bands[7];
	bool enhanced_txpower;
};

/* Tx-backoff power threshold
 * @pwr: The power limit in mw
 * @backoff: The tx-backoff in uSec
 */
struct iwl_pwr_tx_backoff {
	u32 pwr;
	u32 backoff;
};

/**
 * struct iwl_cfg
 * @name: Official name of the device
 * @fw_name_pre: Firmware filename prefix. The api version and extension
 *	(.ucode) will be added to filename before loading from disk. The
 *	filename is constructed as fw_name_pre<api>.ucode.
 * @ucode_api_max: Highest version of uCode API supported by driver.
 * @ucode_api_ok: oldest version of the uCode API that is OK to load
 *	without a warning, for use in transitions
 * @ucode_api_min: Lowest version of uCode API supported by driver.
 * @max_inst_size: The maximal length of the fw inst section
 * @max_data_size: The maximal length of the fw data section
 * @valid_tx_ant: valid transmit antenna
 * @valid_rx_ant: valid receive antenna
 * @non_shared_ant: the antenna that is for WiFi only
 * @nvm_ver: NVM version
 * @nvm_calib_ver: NVM calibration version
 * @lib: pointer to the lib ops
 * @base_params: pointer to basic parameters
 * @ht_params: point to ht parameters
 * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
 * @rx_with_siso_diversity: 1x1 device with rx antenna diversity
 * @internal_wimax_coex: internal wifi/wimax combo device
 * @high_temp: Is this NIC is designated to be in high temperature.
 * @host_interrupt_operation_mode: device needs host interrupt operation
 *	mode set
 * @d0i3: device uses d0i3 instead of d3
 * @nvm_hw_section_num: the ID of the HW NVM section
 * @pwr_tx_backoffs: translation table between power limits and backoffs
 * @max_rx_agg_size: max RX aggregation size of the ADDBA request/response
 * @max_tx_agg_size: max TX aggregation size of the ADDBA request/response
 * @max_ht_ampdu_factor: the exponent of the max length of A-MPDU that the
 *	station can receive in HT
 * @max_vht_ampdu_exponent: the exponent of the max length of A-MPDU that the
 *	station can receive in VHT
 * @dccm_offset: offset from which DCCM begins
 * @dccm_len: length of DCCM (including runtime stack CCM)
 * @dccm2_offset: offset from which the second DCCM begins
 * @dccm2_len: length of the second DCCM
 * @smem_offset: offset from which the SMEM begins
 * @smem_len: the length of SMEM
 *
 * We enable the driver to be backward compatible wrt. hardware features.
 * API differences in uCode shouldn't be handled here but through TLVs
 * and/or the uCode API version instead.
 */
struct iwl_cfg {
	/* params specific to an individual device within a device family */
	const char *name;
	const char *fw_name_pre;
	const unsigned int ucode_api_max;
	const unsigned int ucode_api_ok;
	const unsigned int ucode_api_min;
	const enum iwl_device_family device_family;
	const u32 max_data_size;
	const u32 max_inst_size;
	u8   valid_tx_ant;
	u8   valid_rx_ant;
	u8   non_shared_ant;
	bool bt_shared_single_ant;
	u16  nvm_ver;
	u16  nvm_calib_ver;
	/* params not likely to change within a device family */
	const struct iwl_base_params *base_params;
	/* params likely to change within a device family */
	const struct iwl_ht_params *ht_params;
	const struct iwl_eeprom_params *eeprom_params;
	enum iwl_led_mode led_mode;
	const bool rx_with_siso_diversity;
	const bool internal_wimax_coex;
	const bool host_interrupt_operation_mode;
	bool high_temp;
	bool d0i3;
	u8   nvm_hw_section_num;
	bool lp_xtal_workaround;
	const struct iwl_pwr_tx_backoff *pwr_tx_backoffs;
	bool no_power_up_nic_in_init;
	const char *default_nvm_file_B_step;
	const char *default_nvm_file_C_step;
	unsigned int max_rx_agg_size;
	bool disable_dummy_notification;
	unsigned int max_tx_agg_size;
	unsigned int max_ht_ampdu_exponent;
	unsigned int max_vht_ampdu_exponent;
	const u32 dccm_offset;
	const u32 dccm_len;
	const u32 dccm2_offset;
	const u32 dccm2_len;
	const u32 smem_offset;
	const u32 smem_len;
	const struct iwl_tt_params *thermal_params;
	bool apmg_not_supported;
};

/*
 * This list declares the config structures for all devices.
 */
#if IS_ENABLED(CPTCFG_IWLMVM)
extern const struct iwl_cfg iwl7260_2ac_cfg;
extern const struct iwl_cfg iwl7260_2ac_cfg_high_temp;
extern const struct iwl_cfg iwl7260_2n_cfg;
extern const struct iwl_cfg iwl7260_n_cfg;
extern const struct iwl_cfg iwl3160_2ac_cfg;
extern const struct iwl_cfg iwl3160_2n_cfg;
extern const struct iwl_cfg iwl3160_n_cfg;
extern const struct iwl_cfg iwl3165_2ac_cfg;
extern const struct iwl_cfg iwl7265_2ac_cfg;
extern const struct iwl_cfg iwl7265_2n_cfg;
extern const struct iwl_cfg iwl7265_n_cfg;
extern const struct iwl_cfg iwl7265d_2ac_cfg;
extern const struct iwl_cfg iwl7265d_2n_cfg;
extern const struct iwl_cfg iwl7265d_n_cfg;
extern const struct iwl_cfg iwl8260_2n_cfg;
extern const struct iwl_cfg iwl8260_2ac_cfg;
extern const struct iwl_cfg iwl4165_2ac_cfg;
extern const struct iwl_cfg iwl8260_2ac_sdio_cfg;
extern const struct iwl_cfg iwl4165_2ac_sdio_cfg;
extern const struct iwl_cfg iwl9000_2ac_cfg;
#endif /* CPTCFG_IWLMVM */

#endif /* __IWL_CONFIG_H__ */
