linux/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.h
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   1/******************************************************************************
   2 *
   3 * This file is provided under a dual BSD/GPLv2 license.  When using or
   4 * redistributing this file, you may do so under either license.
   5 *
   6 * GPL LICENSE SUMMARY
   7 *
   8 * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
   9 * Copyright(c) 2015 Intel Mobile Communications GmbH
  10 *
  11 * This program is free software; you can redistribute it and/or modify
  12 * it under the terms of version 2 of the GNU General Public License as
  13 * published by the Free Software Foundation.
  14 *
  15 * This program is distributed in the hope that it will be useful, but
  16 * WITHOUT ANY WARRANTY; without even the implied warranty of
  17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18 * General Public License for more details.
  19 *
  20 * You should have received a copy of the GNU General Public License
  21 * along with this program; if not, write to the Free Software
  22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  23 * USA
  24 *
  25 * The full GNU General Public License is included in this distribution
  26 * in the file called COPYING.
  27 *
  28 * Contact Information:
  29 *  Intel Linux Wireless <linuxwifi@intel.com>
  30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  31 *
  32 * BSD LICENSE
  33 *
  34 * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  35 * Copyright(c) 2015 Intel Mobile Communications GmbH
  36 * All rights reserved.
  37 *
  38 * Redistribution and use in source and binary forms, with or without
  39 * modification, are permitted provided that the following conditions
  40 * are met:
  41 *
  42 *  * Redistributions of source code must retain the above copyright
  43 *    notice, this list of conditions and the following disclaimer.
  44 *  * Redistributions in binary form must reproduce the above copyright
  45 *    notice, this list of conditions and the following disclaimer in
  46 *    the documentation and/or other materials provided with the
  47 *    distribution.
  48 *  * Neither the name Intel Corporation nor the names of its
  49 *    contributors may be used to endorse or promote products derived
  50 *    from this software without specific prior written permission.
  51 *
  52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  63 *****************************************************************************/
  64#ifndef __iwl_eeprom_parse_h__
  65#define __iwl_eeprom_parse_h__
  66
  67#include <linux/types.h>
  68#include <linux/if_ether.h>
  69#include <net/cfg80211.h>
  70#include "iwl-trans.h"
  71
  72struct iwl_nvm_data {
  73        int n_hw_addrs;
  74        u8 hw_addr[ETH_ALEN];
  75
  76        u8 calib_version;
  77        __le16 calib_voltage;
  78
  79        __le16 raw_temperature;
  80        __le16 kelvin_temperature;
  81        __le16 kelvin_voltage;
  82        __le16 xtal_calib[2];
  83
  84        bool sku_cap_band_24GHz_enable;
  85        bool sku_cap_band_52GHz_enable;
  86        bool sku_cap_11n_enable;
  87        bool sku_cap_11ac_enable;
  88        bool sku_cap_amt_enable;
  89        bool sku_cap_ipan_enable;
  90        bool sku_cap_mimo_disabled;
  91
  92        u16 radio_cfg_type;
  93        u8 radio_cfg_step;
  94        u8 radio_cfg_dash;
  95        u8 radio_cfg_pnum;
  96        u8 valid_tx_ant, valid_rx_ant;
  97
  98        u32 nvm_version;
  99        s8 max_tx_pwr_half_dbm;
 100
 101        bool lar_enabled;
 102        bool vht160_supported;
 103        struct ieee80211_supported_band bands[NUM_NL80211_BANDS];
 104        struct ieee80211_channel channels[];
 105};
 106
 107/**
 108 * iwl_parse_eeprom_data - parse EEPROM data and return values
 109 *
 110 * @dev: device pointer we're parsing for, for debug only
 111 * @cfg: device configuration for parsing and overrides
 112 * @eeprom: the EEPROM data
 113 * @eeprom_size: length of the EEPROM data
 114 *
 115 * This function parses all EEPROM values we need and then
 116 * returns a (newly allocated) struct containing all the
 117 * relevant values for driver use. The struct must be freed
 118 * later with iwl_free_nvm_data().
 119 */
 120struct iwl_nvm_data *
 121iwl_parse_eeprom_data(struct device *dev, const struct iwl_cfg *cfg,
 122                      const u8 *eeprom, size_t eeprom_size);
 123
 124int iwl_nvm_check_version(struct iwl_nvm_data *data,
 125                          struct iwl_trans *trans);
 126
 127int iwl_init_sband_channels(struct iwl_nvm_data *data,
 128                            struct ieee80211_supported_band *sband,
 129                            int n_channels, enum nl80211_band band);
 130
 131void iwl_init_ht_hw_capab(const struct iwl_cfg *cfg,
 132                          struct iwl_nvm_data *data,
 133                          struct ieee80211_sta_ht_cap *ht_info,
 134                          enum nl80211_band band,
 135                          u8 tx_chains, u8 rx_chains);
 136
 137#endif /* __iwl_eeprom_parse_h__ */
 138