linux/drivers/net/wireless/iwlwifi/iwl-fw.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 - 2012 Intel Corporation. All rights reserved.
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of version 2 of the GNU General Public License as
  12 * published by the Free Software Foundation.
  13 *
  14 * This program is distributed in the hope that it will be useful, but
  15 * WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 * General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  22 * USA
  23 *
  24 * The full GNU General Public License is included in this distribution
  25 * in the file called LICENSE.GPL.
  26 *
  27 * Contact Information:
  28 *  Intel Linux Wireless <ilw@linux.intel.com>
  29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  30 *
  31 * BSD LICENSE
  32 *
  33 * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
  34 * All rights reserved.
  35 *
  36 * Redistribution and use in source and binary forms, with or without
  37 * modification, are permitted provided that the following conditions
  38 * are met:
  39 *
  40 *  * Redistributions of source code must retain the above copyright
  41 *    notice, this list of conditions and the following disclaimer.
  42 *  * Redistributions in binary form must reproduce the above copyright
  43 *    notice, this list of conditions and the following disclaimer in
  44 *    the documentation and/or other materials provided with the
  45 *    distribution.
  46 *  * Neither the name Intel Corporation nor the names of its
  47 *    contributors may be used to endorse or promote products derived
  48 *    from this software without specific prior written permission.
  49 *
  50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  61 *****************************************************************************/
  62
  63#ifndef __iwl_fw_h__
  64#define __iwl_fw_h__
  65#include <linux/types.h>
  66#include <net/mac80211.h>
  67
  68/**
  69 * enum iwl_ucode_tlv_flag - ucode API flags
  70 * @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
  71 *      was a separate TLV but moved here to save space.
  72 * @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
  73 *      treats good CRC threshold as a boolean
  74 * @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
  75 * @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
  76 */
  77enum iwl_ucode_tlv_flag {
  78        IWL_UCODE_TLV_FLAGS_PAN         = BIT(0),
  79        IWL_UCODE_TLV_FLAGS_NEWSCAN     = BIT(1),
  80        IWL_UCODE_TLV_FLAGS_MFP         = BIT(2),
  81        IWL_UCODE_TLV_FLAGS_P2P         = BIT(3),
  82};
  83
  84/* The default calibrate table size if not specified by firmware file */
  85#define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE     18
  86#define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE         19
  87#define IWL_MAX_PHY_CALIBRATE_TBL_SIZE                  253
  88
  89/**
  90 * enum iwl_ucode_type
  91 *
  92 * The type of ucode.
  93 *
  94 * @IWL_UCODE_REGULAR: Normal runtime ucode
  95 * @IWL_UCODE_INIT: Initial ucode
  96 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
  97 */
  98enum iwl_ucode_type {
  99        IWL_UCODE_REGULAR,
 100        IWL_UCODE_INIT,
 101        IWL_UCODE_WOWLAN,
 102        IWL_UCODE_TYPE_MAX,
 103};
 104
 105/*
 106 * enumeration of ucode section.
 107 * This enumeration is used for legacy tlv style (before 16.0 uCode).
 108 */
 109enum iwl_ucode_sec {
 110        IWL_UCODE_SECTION_INST,
 111        IWL_UCODE_SECTION_DATA,
 112};
 113/*
 114 * For 16.0 uCode and above, there is no differentiation between sections,
 115 * just an offset to the HW address.
 116 */
 117#define IWL_UCODE_SECTION_MAX 4
 118
 119struct iwl_ucode_capabilities {
 120        u32 max_probe_length;
 121        u32 standard_phy_calibration_size;
 122        u32 flags;
 123};
 124
 125/* one for each uCode image (inst/data, init/runtime/wowlan) */
 126struct fw_desc {
 127        dma_addr_t p_addr;      /* hardware address */
 128        void *v_addr;           /* software address */
 129        u32 len;                /* size in bytes */
 130        u32 offset;             /* offset in the device */
 131};
 132
 133struct fw_img {
 134        struct fw_desc sec[IWL_UCODE_SECTION_MAX];
 135};
 136
 137/* uCode version contains 4 values: Major/Minor/API/Serial */
 138#define IWL_UCODE_MAJOR(ver)    (((ver) & 0xFF000000) >> 24)
 139#define IWL_UCODE_MINOR(ver)    (((ver) & 0x00FF0000) >> 16)
 140#define IWL_UCODE_API(ver)      (((ver) & 0x0000FF00) >> 8)
 141#define IWL_UCODE_SERIAL(ver)   ((ver) & 0x000000FF)
 142
 143/**
 144 * struct iwl_fw - variables associated with the firmware
 145 *
 146 * @ucode_ver: ucode version from the ucode file
 147 * @fw_version: firmware version string
 148 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 149 * @ucode_capa: capabilities parsed from the ucode file.
 150 * @enhance_sensitivity_table: device can do enhanced sensitivity.
 151 * @init_evtlog_ptr: event log offset for init ucode.
 152 * @init_evtlog_size: event log size for init ucode.
 153 * @init_errlog_ptr: error log offfset for init ucode.
 154 * @inst_evtlog_ptr: event log offset for runtime ucode.
 155 * @inst_evtlog_size: event log size for runtime ucode.
 156 * @inst_errlog_ptr: error log offfset for runtime ucode.
 157 */
 158struct iwl_fw {
 159        u32 ucode_ver;
 160
 161        char fw_version[ETHTOOL_BUSINFO_LEN];
 162
 163        /* ucode images */
 164        struct fw_img img[IWL_UCODE_TYPE_MAX];
 165
 166        struct iwl_ucode_capabilities ucode_capa;
 167        bool enhance_sensitivity_table;
 168
 169        u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
 170        u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
 171
 172        u64 default_calib[IWL_UCODE_TYPE_MAX];
 173        u32 phy_config;
 174
 175        bool mvm_fw;
 176};
 177
 178#endif  /* __iwl_fw_h__ */
 179