137 lines
5.1 KiB
C
137 lines
5.1 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef __iwl_eeprom_parse_h__
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#define __iwl_eeprom_parse_h__
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#include <linux/types.h>
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#include <linux/if_ether.h>
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#include "iwl-trans.h"
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/* SKU Capabilities (actual values from EEPROM definition) */
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#define EEPROM_SKU_CAP_BAND_24GHZ (1 << 4)
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#define EEPROM_SKU_CAP_BAND_52GHZ (1 << 5)
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#define EEPROM_SKU_CAP_11N_ENABLE (1 << 6)
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#define EEPROM_SKU_CAP_AMT_ENABLE (1 << 7)
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#define EEPROM_SKU_CAP_IPAN_ENABLE (1 << 8)
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/* radio config bits (actual values from EEPROM definition) */
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#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
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#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
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#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
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#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
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#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
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#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
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struct iwl_eeprom_data {
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int n_hw_addrs;
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u8 hw_addr[ETH_ALEN];
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u8 calib_version;
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__le16 calib_voltage;
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__le16 raw_temperature;
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__le16 kelvin_temperature;
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__le16 kelvin_voltage;
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__le16 xtal_calib[2];
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u16 sku;
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u16 radio_cfg;
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u16 eeprom_version;
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s8 max_tx_pwr_half_dbm;
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u8 valid_tx_ant, valid_rx_ant;
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struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
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struct ieee80211_channel channels[];
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};
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/**
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* iwl_parse_eeprom_data - parse EEPROM data and return values
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*
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* @dev: device pointer we're parsing for, for debug only
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* @cfg: device configuration for parsing and overrides
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* @eeprom: the EEPROM data
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* @eeprom_size: length of the EEPROM data
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*
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* This function parses all EEPROM values we need and then
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* returns a (newly allocated) struct containing all the
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* relevant values for driver use. The struct must be freed
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* later with iwl_free_eeprom_data().
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*/
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struct iwl_eeprom_data *
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iwl_parse_eeprom_data(struct device *dev, const struct iwl_cfg *cfg,
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const u8 *eeprom, size_t eeprom_size);
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/**
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* iwl_free_eeprom_data - free EEPROM data
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* @data: the data to free
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*/
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static inline void iwl_free_eeprom_data(struct iwl_eeprom_data *data)
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{
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kfree(data);
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}
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int iwl_eeprom_check_version(struct iwl_eeprom_data *data,
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struct iwl_trans *trans);
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#endif /* __iwl_eeprom_parse_h__ */
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