iwlwifi: add new TLV capability flag for gscan support
[deliverable/linux.git] / 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 *
51368bf7 8 * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
6a8ac59c 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
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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.
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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
410dc5aa 26 * in the file called COPYING.
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27 *
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
31 *
32 * BSD LICENSE
33 *
51368bf7 34 * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
859d914c 35 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
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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
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63 *****************************************************************************/
64
65#ifndef __iwl_fw_h__
66#define __iwl_fw_h__
67#include <linux/types.h>
bb982e3a 68#include <net/mac80211.h>
0692fe41 69
06ddbf5a 70#include "iwl-fw-file.h"
d2709ad7 71#include "iwl-fw-error-dump.h"
06ddbf5a 72
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73/**
74 * enum iwl_ucode_type
75 *
76 * The type of ucode.
77 *
78 * @IWL_UCODE_REGULAR: Normal runtime ucode
79 * @IWL_UCODE_INIT: Initial ucode
80 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
61df750c 81 * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
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82 */
83enum iwl_ucode_type {
84 IWL_UCODE_REGULAR,
85 IWL_UCODE_INIT,
86 IWL_UCODE_WOWLAN,
61df750c 87 IWL_UCODE_REGULAR_USNIFFER,
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88 IWL_UCODE_TYPE_MAX,
89};
90
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91/*
92 * enumeration of ucode section.
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93 * This enumeration is used directly for older firmware (before 16.0).
94 * For new firmware, there can be up to 4 sections (see below) but the
95 * first one packaged into the firmware file is the DATA section and
96 * some debugging code accesses that.
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97 */
98enum iwl_ucode_sec {
6dfa8d01 99 IWL_UCODE_SECTION_DATA,
0db53d00 100 IWL_UCODE_SECTION_INST,
6dfa8d01 101};
6dfa8d01 102
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103struct iwl_ucode_capabilities {
104 u32 max_probe_length;
762533ba 105 u32 n_scan_channels;
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106 u32 standard_phy_calibration_size;
107 u32 flags;
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108 unsigned long _api[BITS_TO_LONGS(IWL_API_MAX_BITS)];
109 unsigned long _capa[BITS_TO_LONGS(IWL_CAPABILITIES_MAX_BITS)];
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110};
111
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112static inline bool
113fw_has_api(const struct iwl_ucode_capabilities *capabilities,
114 iwl_ucode_tlv_api_t api)
115{
116 return test_bit((__force long)api, capabilities->_api);
117}
118
119static inline bool
120fw_has_capa(const struct iwl_ucode_capabilities *capabilities,
121 iwl_ucode_tlv_capa_t capa)
122{
123 return test_bit((__force long)capa, capabilities->_capa);
124}
125
0cedacc5 126/* one for each uCode image (inst/data, init/runtime/wowlan) */
0692fe41 127struct fw_desc {
83f84d7b 128 const void *data; /* vmalloc'ed data */
0692fe41 129 u32 len; /* size in bytes */
0cedacc5 130 u32 offset; /* offset in the device */
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131};
132
133struct fw_img {
6dfa8d01 134 struct fw_desc sec[IWL_UCODE_SECTION_MAX];
e2d6f4e7 135 bool is_dual_cpus;
a6c4fb44 136 u32 paging_mem_size;
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137};
138
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139struct iwl_sf_region {
140 u32 addr;
141 u32 size;
142};
143
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144/*
145 * Block paging calculations
146 */
147#define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
148#define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
149#define PAGE_PER_GROUP_2_EXP_SIZE 3
150/* 8 pages per group */
151#define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
152/* don't change, support only 32KB size */
153#define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
154/* 32K == 2^15 */
155#define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)
156
157/*
158 * Image paging calculations
159 */
160#define BLOCK_PER_IMAGE_2_EXP_SIZE 5
161/* 2^5 == 32 blocks per image */
162#define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
163/* maximum image size 1024KB */
164#define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)
165
166#define PAGING_CMD_IS_SECURED BIT(9)
167#define PAGING_CMD_IS_ENABLED BIT(8)
168#define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0
169#define PAGING_TLV_SECURE_MASK 1
170
171/**
172 * struct iwl_fw_paging
173 * @fw_paging_phys: page phy pointer
174 * @fw_paging_block: pointer to the allocated block
175 * @fw_paging_size: page size
176 */
177struct iwl_fw_paging {
178 dma_addr_t fw_paging_phys;
179 struct page *fw_paging_block;
180 u32 fw_paging_size;
181};
182
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183/**
184 * struct iwl_fw_cscheme_list - a cipher scheme list
185 * @size: a number of entries
186 * @cs: cipher scheme entries
187 */
188struct iwl_fw_cscheme_list {
189 u8 size;
190 struct iwl_fw_cipher_scheme cs[];
191} __packed;
192
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193/**
194 * struct iwl_gscan_capabilities - gscan capabilities supported by FW
195 * @max_scan_cache_size: total space allocated for scan results (in bytes).
196 * @max_scan_buckets: maximum number of channel buckets.
197 * @max_ap_cache_per_scan: maximum number of APs that can be stored per scan.
198 * @max_rssi_sample_size: number of RSSI samples used for averaging RSSI.
199 * @max_scan_reporting_threshold: max possible report threshold. in percentage.
200 * @max_hotlist_aps: maximum number of entries for hotlist APs.
201 * @max_significant_change_aps: maximum number of entries for significant
202 * change APs.
203 * @max_bssid_history_entries: number of BSSID/RSSI entries that the device can
204 * hold.
205 */
206struct iwl_gscan_capabilities {
207 u32 max_scan_cache_size;
208 u32 max_scan_buckets;
209 u32 max_ap_cache_per_scan;
210 u32 max_rssi_sample_size;
211 u32 max_scan_reporting_threshold;
212 u32 max_hotlist_aps;
213 u32 max_significant_change_aps;
214 u32 max_bssid_history_entries;
215};
216
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217/**
218 * struct iwl_fw - variables associated with the firmware
219 *
220 * @ucode_ver: ucode version from the ucode file
221 * @fw_version: firmware version string
6dfa8d01 222 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
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223 * @ucode_capa: capabilities parsed from the ucode file.
224 * @enhance_sensitivity_table: device can do enhanced sensitivity.
225 * @init_evtlog_ptr: event log offset for init ucode.
226 * @init_evtlog_size: event log size for init ucode.
227 * @init_errlog_ptr: error log offfset for init ucode.
228 * @inst_evtlog_ptr: event log offset for runtime ucode.
229 * @inst_evtlog_size: event log size for runtime ucode.
230 * @inst_errlog_ptr: error log offfset for runtime ucode.
8ca151b5 231 * @mvm_fw: indicates this is MVM firmware
e36e5433 232 * @cipher_scheme: optional external cipher scheme.
a52703b2 233 * @human_readable: human readable version
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234 * @sdio_adma_addr: the default address to set for the ADMA in SDIO mode until
235 * we get the ALIVE from the uCode
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236 * @dbg_dest_tlv: points to the destination TLV for debug
237 * @dbg_conf_tlv: array of pointers to configuration TLVs for debug
238 * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries
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239 * @dbg_trigger_tlv: array of pointers to triggers TLVs
240 * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
490fefeb 241 * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv
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242 */
243struct iwl_fw {
244 u32 ucode_ver;
245
81135548 246 char fw_version[ETHTOOL_FWVERS_LEN];
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247
248 /* ucode images */
6dfa8d01 249 struct fw_img img[IWL_UCODE_TYPE_MAX];
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250
251 struct iwl_ucode_capabilities ucode_capa;
252 bool enhance_sensitivity_table;
253
254 u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
255 u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
ed8c8365 256
aa2b1770 257 struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
ed8c8365 258 u32 phy_config;
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259 u8 valid_tx_ant;
260 u8 valid_rx_ant;
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261
262 bool mvm_fw;
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263
264 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
06ddbf5a 265 u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
490fefeb 266
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267 u32 sdio_adma_addr;
268
490fefeb 269 struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv;
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270 struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX];
271 size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX];
272 struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX];
273 size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX];
490fefeb 274 u8 dbg_dest_reg_num;
17564dde 275 struct iwl_gscan_capabilities gscan_capa;
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276};
277
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278static inline const char *get_fw_dbg_mode_string(int mode)
279{
280 switch (mode) {
281 case SMEM_MODE:
282 return "SMEM";
283 case EXTERNAL_MODE:
284 return "EXTERNAL_DRAM";
285 case MARBH_MODE:
286 return "MARBH";
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287 case MIPI_MODE:
288 return "MIPI";
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289 default:
290 return "UNKNOWN";
291 }
292}
293
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294static inline bool
295iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
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296{
297 const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id];
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298
299 if (!conf_tlv)
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300 return false;
301
d2709ad7 302 return conf_tlv->usniffer;
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303}
304
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305#define iwl_fw_dbg_trigger_enabled(fw, id) ({ \
306 void *__dbg_trigger = (fw)->dbg_trigger_tlv[(id)]; \
307 unlikely(__dbg_trigger); \
308})
61df750c 309
d2709ad7
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310static inline struct iwl_fw_dbg_trigger_tlv*
311iwl_fw_dbg_get_trigger(const struct iwl_fw *fw, u8 id)
312{
313 if (WARN_ON(id >= ARRAY_SIZE(fw->dbg_trigger_tlv)))
314 return NULL;
61df750c 315
d2709ad7 316 return fw->dbg_trigger_tlv[id];
61df750c
EH
317}
318
0692fe41 319#endif /* __iwl_fw_h__ */
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