drivers/net/wireless/intel/iwlwifi/iwl-fw.h

   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) 2013 - 2015 Intel Mobile Communications GmbH
  10  * Copyright(c) 2016        Intel Deutschland GmbH
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of version 2 of the GNU General Public License as
  14  * published by the Free Software Foundation.
  15  *
  16  * This program is distributed in the hope that it will be useful, but
  17  * WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  24  * USA
  25  *
  26  * The full GNU General Public License is included in this distribution
  27  * in the file called COPYING.
  28  *
  29  * Contact Information:
  30  *  Intel Linux Wireless <linuxwifi@intel.com>
  31  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  32  *
  33  * BSD LICENSE
  34  *
  35  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  36  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  37  * Copyright(c) 2016        Intel Deutschland GmbH
  38  * All rights reserved.
  39  *
  40  * Redistribution and use in source and binary forms, with or without
  41  * modification, are permitted provided that the following conditions
  42  * are met:
  43  *
  44  *  * Redistributions of source code must retain the above copyright
  45  *    notice, this list of conditions and the following disclaimer.
  46  *  * Redistributions in binary form must reproduce the above copyright
  47  *    notice, this list of conditions and the following disclaimer in
  48  *    the documentation and/or other materials provided with the
  49  *    distribution.
  50  *  * Neither the name Intel Corporation nor the names of its
  51  *    contributors may be used to endorse or promote products derived
  52  *    from this software without specific prior written permission.
  53  *
  54  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  55  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  56  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  57  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  58  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  59  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  60  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  61  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  62  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  63  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  64  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  65  *****************************************************************************/
  66
  67 #ifndef __iwl_fw_h__
  68 #define __iwl_fw_h__
  69 #include <linux/types.h>
  70
  71 #include "iwl-fw-file.h"
  72 #include "iwl-fw-error-dump.h"
  73
  74 /**
  75  * enum iwl_ucode_type
  76  *
  77  * The type of ucode.
  78  *
  79  * @IWL_UCODE_REGULAR: Normal runtime ucode
  80  * @IWL_UCODE_INIT: Initial ucode
  81  * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
  82  * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
  83  */
  84 enum iwl_ucode_type {
  85         IWL_UCODE_REGULAR,
  86         IWL_UCODE_INIT,
  87         IWL_UCODE_WOWLAN,
  88         IWL_UCODE_REGULAR_USNIFFER,
  89         IWL_UCODE_TYPE_MAX,
  90 };
  91
  92 /*
  93  * enumeration of ucode section.
  94  * This enumeration is used directly for older firmware (before 16.0).
  95  * For new firmware, there can be up to 4 sections (see below) but the
  96  * first one packaged into the firmware file is the DATA section and
  97  * some debugging code accesses that.
  98  */
  99 enum iwl_ucode_sec {
 100         IWL_UCODE_SECTION_DATA,
 101         IWL_UCODE_SECTION_INST,
 102 };
 103
 104 struct iwl_ucode_capabilities {
 105         u32 max_probe_length;
 106         u32 n_scan_channels;
 107         u32 standard_phy_calibration_size;
 108         u32 flags;
 109         unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
 110         unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];
 111 };
 112
 113 static inline bool
 114 fw_has_api(const struct iwl_ucode_capabilities *capabilities,
 115            iwl_ucode_tlv_api_t api)
 116 {
 117         return test_bit((__force long)api, capabilities->_api);
 118 }
 119
 120 static inline bool
 121 fw_has_capa(const struct iwl_ucode_capabilities *capabilities,
 122             iwl_ucode_tlv_capa_t capa)
 123 {
 124         return test_bit((__force long)capa, capabilities->_capa);
 125 }
 126
 127 /* one for each uCode image (inst/data, init/runtime/wowlan) */
 128 struct fw_desc {
 129         const void *data;       /* vmalloc'ed data */
 130         u32 len;                /* size in bytes */
 131         u32 offset;             /* offset in the device */
 132 };
 133
 134 struct fw_img {
 135         struct fw_desc sec[IWL_UCODE_SECTION_MAX];
 136         bool is_dual_cpus;
 137         u32 paging_mem_size;
 138 };
 139
 140 struct iwl_sf_region {
 141         u32 addr;
 142         u32 size;
 143 };
 144
 145 /*
 146  * Block paging calculations
 147  */
 148 #define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
 149 #define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
 150 #define PAGE_PER_GROUP_2_EXP_SIZE 3
 151 /* 8 pages per group */
 152 #define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
 153 /* don't change, support only 32KB size */
 154 #define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
 155 /* 32K == 2^15 */
 156 #define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)
 157
 158 /*
 159  * Image paging calculations
 160  */
 161 #define BLOCK_PER_IMAGE_2_EXP_SIZE 5
 162 /* 2^5 == 32 blocks per image */
 163 #define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
 164 /* maximum image size 1024KB */
 165 #define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)
 166
 167 /* Virtual address signature */
 168 #define PAGING_ADDR_SIG 0xAA000000
 169
 170 #define PAGING_CMD_IS_SECURED BIT(9)
 171 #define PAGING_CMD_IS_ENABLED BIT(8)
 172 #define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0
 173 #define PAGING_TLV_SECURE_MASK 1
 174
 175 /**
 176  * struct iwl_fw_paging
 177  * @fw_paging_phys: page phy pointer
 178  * @fw_paging_block: pointer to the allocated block
 179  * @fw_paging_size: page size
 180  */
 181 struct iwl_fw_paging {
 182         dma_addr_t fw_paging_phys;
 183         struct page *fw_paging_block;
 184         u32 fw_paging_size;
 185 };
 186
 187 /**
 188  * struct iwl_fw_cscheme_list - a cipher scheme list
 189  * @size: a number of entries
 190  * @cs: cipher scheme entries
 191  */
 192 struct iwl_fw_cscheme_list {
 193         u8 size;
 194         struct iwl_fw_cipher_scheme cs[];
 195 } __packed;
 196
 197 /**
 198  * struct iwl_gscan_capabilities - gscan capabilities supported by FW
 199  * @max_scan_cache_size: total space allocated for scan results (in bytes).
 200  * @max_scan_buckets: maximum number of channel buckets.
 201  * @max_ap_cache_per_scan: maximum number of APs that can be stored per scan.
 202  * @max_rssi_sample_size: number of RSSI samples used for averaging RSSI.
 203  * @max_scan_reporting_threshold: max possible report threshold. in percentage.
 204  * @max_hotlist_aps: maximum number of entries for hotlist APs.
 205  * @max_significant_change_aps: maximum number of entries for significant
 206  *      change APs.
 207  * @max_bssid_history_entries: number of BSSID/RSSI entries that the device can
 208  *      hold.
 209  * @max_hotlist_ssids: maximum number of entries for hotlist SSIDs.
 210  * @max_number_epno_networks: max number of epno entries.
 211  * @max_number_epno_networks_by_ssid: max number of epno entries if ssid is
 212  *      specified.
 213  * @max_number_of_white_listed_ssid: max number of white listed SSIDs.
 214  * @max_number_of_black_listed_ssid: max number of black listed SSIDs.
 215  */
 216 struct iwl_gscan_capabilities {
 217         u32 max_scan_cache_size;
 218         u32 max_scan_buckets;
 219         u32 max_ap_cache_per_scan;
 220         u32 max_rssi_sample_size;
 221         u32 max_scan_reporting_threshold;
 222         u32 max_hotlist_aps;
 223         u32 max_significant_change_aps;
 224         u32 max_bssid_history_entries;
 225         u32 max_hotlist_ssids;
 226         u32 max_number_epno_networks;
 227         u32 max_number_epno_networks_by_ssid;
 228         u32 max_number_of_white_listed_ssid;
 229         u32 max_number_of_black_listed_ssid;
 230 };
 231
 232 /**
 233  * enum iwl_fw_type - iwlwifi firmware type
 234  * @IWL_FW_DVM: DVM firmware
 235  * @IWL_FW_MVM: MVM firmware
 236  */
 237 enum iwl_fw_type {
 238         IWL_FW_DVM,
 239         IWL_FW_MVM,
 240 };
 241
 242 /**
 243  * struct iwl_fw - variables associated with the firmware
 244  *
 245  * @ucode_ver: ucode version from the ucode file
 246  * @fw_version: firmware version string
 247  * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 248  * @ucode_capa: capabilities parsed from the ucode file.
 249  * @enhance_sensitivity_table: device can do enhanced sensitivity.
 250  * @init_evtlog_ptr: event log offset for init ucode.
 251  * @init_evtlog_size: event log size for init ucode.
 252  * @init_errlog_ptr: error log offfset for init ucode.
 253  * @inst_evtlog_ptr: event log offset for runtime ucode.
 254  * @inst_evtlog_size: event log size for runtime ucode.
 255  * @inst_errlog_ptr: error log offfset for runtime ucode.
 256  * @type: firmware type (&enum iwl_fw_type)
 257  * @cipher_scheme: optional external cipher scheme.
 258  * @human_readable: human readable version
 259  * @sdio_adma_addr: the default address to set for the ADMA in SDIO mode until
 260  *      we get the ALIVE from the uCode
 261  * @dbg_dest_tlv: points to the destination TLV for debug
 262  * @dbg_conf_tlv: array of pointers to configuration TLVs for debug
 263  * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries
 264  * @dbg_trigger_tlv: array of pointers to triggers TLVs
 265  * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
 266  * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv
 267  */
 268 struct iwl_fw {
 269         u32 ucode_ver;
 270
 271         char fw_version[ETHTOOL_FWVERS_LEN];
 272
 273         /* ucode images */
 274         struct fw_img img[IWL_UCODE_TYPE_MAX];
 275
 276         struct iwl_ucode_capabilities ucode_capa;
 277         bool enhance_sensitivity_table;
 278
 279         u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
 280         u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
 281
 282         struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
 283         u32 phy_config;
 284         u8 valid_tx_ant;
 285         u8 valid_rx_ant;
 286
 287         enum iwl_fw_type type;
 288
 289         struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS];
 290         u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
 291
 292         u32 sdio_adma_addr;
 293
 294         struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv;
 295         struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX];
 296         size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX];
 297         struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX];
 298         struct iwl_fw_dbg_mem_seg_tlv *dbg_mem_tlv[FW_DBG_MEM_MAX];
 299         bool dbg_dynamic_mem;
 300         size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX];
 301         u8 dbg_dest_reg_num;
 302         struct iwl_gscan_capabilities gscan_capa;
 303 };
 304
 305 static inline const char *get_fw_dbg_mode_string(int mode)
 306 {
 307         switch (mode) {
 308         case SMEM_MODE:
 309                 return "SMEM";
 310         case EXTERNAL_MODE:
 311                 return "EXTERNAL_DRAM";
 312         case MARBH_MODE:
 313                 return "MARBH";
 314         case MIPI_MODE:
 315                 return "MIPI";
 316         default:
 317                 return "UNKNOWN";
 318         }
 319 }
 320
 321 static inline bool
 322 iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
 323 {
 324         const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id];
 325
 326         if (!conf_tlv)
 327                 return false;
 328
 329         return conf_tlv->usniffer;
 330 }
 331
 332 #endif  /* __iwl_fw_h__ */