linux-libre/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.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) 2008 - 2015 Intel Corporation. All rights reserved.
 * Copyright(c) 2016        Intel Deutschland GmbH
 *
 * 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.
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
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 * General Public License for more details.
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 * 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 <linuxwifi@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.
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 * modification, are permitted provided that the following conditions
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 *****************************************************************************/
#ifndef __iwl_nvm_parse_h__
#define __iwl_nvm_parse_h__

#include <net/cfg80211.h>
#include "iwl-eeprom-parse.h"

/**
 * iwl_parse_nvm_data - parse NVM data and return values
 *
 * This function parses all NVM values we need and then
 * returns a (newly allocated) struct containing all the
 * relevant values for driver use. The struct must be freed
 * later with iwl_free_nvm_data().
 */
struct iwl_nvm_data *
iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
		   const __le16 *nvm_hw, const __le16 *nvm_sw,
		   const __le16 *nvm_calib, const __le16 *regulatory,
		   const __le16 *mac_override, const __le16 *phy_sku,
		   u8 tx_chains, u8 rx_chains, bool lar_fw_supported);

/**
 * iwl_parse_mcc_info - parse MCC (mobile country code) info coming from FW
 *
 * This function parses the regulatory channel data received as a
 * MCC_UPDATE_CMD command. It returns a newly allocation regulatory domain,
 * to be fed into the regulatory core. An ERR_PTR is returned on error.
 * If not given to the regulatory core, the user is responsible for freeing
 * the regdomain returned here with kfree.
 */
struct ieee80211_regdomain *
iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
		       int num_of_ch, __le32 *channels, u16 fw_mcc);

#ifdef CONFIG_ACPI
/**
 * iwl_get_bios_mcc - read MCC from BIOS, if available
 *
 * @dev: the struct device
 * @mcc: output buffer (3 bytes) that will get the MCC
 *
 * This function tries to read the current MCC from ACPI if available.
 */
int iwl_get_bios_mcc(struct device *dev, char *mcc);
#else
static inline int iwl_get_bios_mcc(struct device *dev, char *mcc)
{
	return -ENOENT;
}
#endif

#endif /* __iwl_nvm_parse_h__ */