/******************************************************************************
 *
 * 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 - 2012 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 LICENSE.GPL.
 *
 * 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 - 2012 Intel Corporation. All rights reserved.
 * All rights reserved.
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 * 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
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 *    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
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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,
};

/*
 * 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	2000
#define IWL_LONG_WD_TIMEOUT	10000
#define IWL_MAX_WD_TIMEOUT	120000

/* 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)


/*
 * @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
 * @chain_noise_num_beacons: number of beacons used to compute chain noise
 * @adv_thermal_throttle: support advance thermal throttle
 * @support_ct_kill_exit: support ct kill exit condition
 * @plcp_delta_threshold: plcp error rate threshold used to trigger
 *	radio tuning when there is a high receiving plcp error rate
 * @chain_noise_scale: default chain noise scale used for gain computation
 * @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
 * @hd_v2: v2 of enhanced sensitivity value, used for 2000 series and up
 * @no_idle_support: do not support idle mode
 */
struct iwl_base_params {
	int eeprom_size;
	int num_of_queues;	/* def: HW dependent */
	/* for iwl_apm_init() */
	u32 pll_cfg_val;

	const u16 max_ll_items;
	const bool shadow_ram_support;
	u16 led_compensation;
	bool adv_thermal_throttle;
	bool support_ct_kill_exit;
	u8 plcp_delta_threshold;
	s32 chain_noise_scale;
	unsigned int wd_timeout;
	u32 max_event_log_size;
	const bool shadow_reg_enable;
	const bool hd_v2;
	const bool no_idle_support;
};

/*
 * @advanced_bt_coexist: support advanced bt coexist
 * @bt_init_traffic_load: specify initial bt traffic load
 * @bt_prio_boost: default bt priority boost value
 * @agg_time_limit: maximum number of uSec in aggregation
 * @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode
 */
struct iwl_bt_params {
	bool advanced_bt_coexist;
	u8 bt_init_traffic_load;
	u32 bt_prio_boost;
	u16 agg_time_limit;
	bool bt_sco_disable;
	bool bt_session_2;
};

/*
 * @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 */
	bool use_rts_for_aggregation;
	u8 ht40_bands;
};

/*
 * 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

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

/**
 * struct iwl_cfg
 * @name: Offical 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
 * @eeprom_ver: EEPROM version
 * @eeprom_calib_ver: EEPROM calibration version
 * @lib: pointer to the lib ops
 * @base_params: pointer to basic parameters
 * @ht_params: point to ht patameters
 * @bt_params: pointer to bt parameters
 * @need_temp_offset_calib: need to perform temperature offset calibration
 * @no_xtal_calib: some devices do not need crystal calibration data,
 *	don't send it to those
 * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
 * @adv_pm: advance power management
 * @rx_with_siso_diversity: 1x1 device with rx antenna diversity
 * @internal_wimax_coex: internal wifi/wimax combo device
 * @temp_offset_v2: support v2 of temperature offset calibration
 *
 * 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;
	u16  eeprom_ver;
	u16  eeprom_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_bt_params *bt_params;
	const struct iwl_eeprom_params *eeprom_params;
	const bool need_temp_offset_calib; /* if used set to true */
	const bool no_xtal_calib;
	enum iwl_led_mode led_mode;
	const bool adv_pm;
	const bool rx_with_siso_diversity;
	const bool internal_wimax_coex;
	const bool temp_offset_v2;
};

#endif /* __IWL_CONFIG_H__ */