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5c58edc6 EG |
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) 2007 - 2014 Intel Corporation. All rights reserved. |
5c58edc6 EG |
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 | |
410dc5aa | 25 | * in the file called COPYING. |
5c58edc6 EG |
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 | * | |
51368bf7 | 33 | * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. |
5c58edc6 EG |
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 | #include <linux/completion.h> | |
15854ef9 JB |
64 | #include <linux/dma-mapping.h> |
65 | #include <linux/firmware.h> | |
66 | #include <linux/module.h> | |
83f84d7b | 67 | #include <linux/vmalloc.h> |
5c58edc6 EG |
68 | |
69 | #include "iwl-drv.h" | |
c15797e6 | 70 | #include "iwl-debug.h" |
5c58edc6 | 71 | #include "iwl-trans.h" |
d0f76d68 | 72 | #include "iwl-op-mode.h" |
0cedacc5 | 73 | #include "iwl-agn-hw.h" |
6238b008 JB |
74 | #include "iwl-fw.h" |
75 | #include "iwl-config.h" | |
65de7e84 | 76 | #include "iwl-modparams.h" |
5c58edc6 | 77 | |
0692fe41 | 78 | /* private includes */ |
3995deaf | 79 | #include "iwl-fw-file.h" |
0692fe41 | 80 | |
cc5f7e39 DF |
81 | /****************************************************************************** |
82 | * | |
83 | * module boiler plate | |
84 | * | |
85 | ******************************************************************************/ | |
86 | ||
87 | /* | |
88 | * module name, copyright, version, etc. | |
89 | */ | |
90 | #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" | |
91 | ||
92 | #ifdef CONFIG_IWLWIFI_DEBUG | |
93 | #define VD "d" | |
94 | #else | |
95 | #define VD | |
96 | #endif | |
97 | ||
98 | #define DRV_VERSION IWLWIFI_VERSION VD | |
99 | ||
100 | MODULE_DESCRIPTION(DRV_DESCRIPTION); | |
101 | MODULE_VERSION(DRV_VERSION); | |
102 | MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); | |
103 | MODULE_LICENSE("GPL"); | |
104 | ||
9da987ac MV |
105 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
106 | static struct dentry *iwl_dbgfs_root; | |
107 | #endif | |
108 | ||
965974a6 JB |
109 | /** |
110 | * struct iwl_drv - drv common data | |
cc5f7e39 | 111 | * @list: list of drv structures using this opmode |
965974a6 | 112 | * @fw: the iwl_fw structure |
965974a6 | 113 | * @op_mode: the running op_mode |
68f360dc | 114 | * @trans: transport layer |
4b9844f5 | 115 | * @dev: for debug prints only |
68f360dc | 116 | * @cfg: configuration struct |
965974a6 JB |
117 | * @fw_index: firmware revision to try loading |
118 | * @firmware_name: composite filename of ucode file to load | |
119 | * @request_firmware_complete: the firmware has been obtained from user space | |
120 | */ | |
121 | struct iwl_drv { | |
cc5f7e39 | 122 | struct list_head list; |
965974a6 JB |
123 | struct iwl_fw fw; |
124 | ||
965974a6 | 125 | struct iwl_op_mode *op_mode; |
9130bab1 | 126 | struct iwl_trans *trans; |
4b9844f5 | 127 | struct device *dev; |
68f360dc | 128 | const struct iwl_cfg *cfg; |
965974a6 JB |
129 | |
130 | int fw_index; /* firmware we're trying to load */ | |
84b0312e | 131 | char firmware_name[32]; /* name of firmware file to load */ |
965974a6 JB |
132 | |
133 | struct completion request_firmware_complete; | |
9da987ac MV |
134 | |
135 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
136 | struct dentry *dbgfs_drv; | |
137 | struct dentry *dbgfs_trans; | |
138 | struct dentry *dbgfs_op_mode; | |
139 | #endif | |
965974a6 JB |
140 | }; |
141 | ||
8ca151b5 JB |
142 | enum { |
143 | DVM_OP_MODE = 0, | |
144 | MVM_OP_MODE = 1, | |
145 | }; | |
965974a6 | 146 | |
ff1ffb85 JB |
147 | /* Protects the table contents, i.e. the ops pointer & drv list */ |
148 | static struct mutex iwlwifi_opmode_table_mtx; | |
cc5f7e39 DF |
149 | static struct iwlwifi_opmode_table { |
150 | const char *name; /* name: iwldvm, iwlmvm, etc */ | |
151 | const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ | |
152 | struct list_head drv; /* list of devices using this op_mode */ | |
153 | } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ | |
8ca151b5 JB |
154 | [DVM_OP_MODE] = { .name = "iwldvm", .ops = NULL }, |
155 | [MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL }, | |
cc5f7e39 | 156 | }; |
965974a6 | 157 | |
762533ba DS |
158 | #define IWL_DEFAULT_SCAN_CHANNELS 40 |
159 | ||
0cedacc5 DS |
160 | /* |
161 | * struct fw_sec: Just for the image parsing proccess. | |
162 | * For the fw storage we are using struct fw_desc. | |
163 | */ | |
164 | struct fw_sec { | |
165 | const void *data; /* the sec data */ | |
166 | size_t size; /* section size */ | |
167 | u32 offset; /* offset of writing in the device */ | |
168 | }; | |
169 | ||
965974a6 | 170 | static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) |
15854ef9 | 171 | { |
83f84d7b JB |
172 | vfree(desc->data); |
173 | desc->data = NULL; | |
15854ef9 JB |
174 | desc->len = 0; |
175 | } | |
176 | ||
965974a6 | 177 | static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img) |
15854ef9 | 178 | { |
6dfa8d01 DS |
179 | int i; |
180 | for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) | |
181 | iwl_free_fw_desc(drv, &img->sec[i]); | |
15854ef9 JB |
182 | } |
183 | ||
965974a6 | 184 | static void iwl_dealloc_ucode(struct iwl_drv *drv) |
15854ef9 | 185 | { |
6dfa8d01 DS |
186 | int i; |
187 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) | |
188 | iwl_free_fw_img(drv, drv->fw.img + i); | |
15854ef9 JB |
189 | } |
190 | ||
965974a6 | 191 | static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, |
83f84d7b | 192 | struct fw_sec *sec) |
15854ef9 | 193 | { |
83f84d7b JB |
194 | void *data; |
195 | ||
196 | desc->data = NULL; | |
197 | ||
198 | if (!sec || !sec->size) | |
15854ef9 | 199 | return -EINVAL; |
15854ef9 | 200 | |
83f84d7b JB |
201 | data = vmalloc(sec->size); |
202 | if (!data) | |
15854ef9 JB |
203 | return -ENOMEM; |
204 | ||
0cedacc5 DS |
205 | desc->len = sec->size; |
206 | desc->offset = sec->offset; | |
83f84d7b JB |
207 | memcpy(data, sec->data, desc->len); |
208 | desc->data = data; | |
209 | ||
15854ef9 JB |
210 | return 0; |
211 | } | |
212 | ||
1c8e11e1 EG |
213 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, |
214 | void *context); | |
15854ef9 JB |
215 | |
216 | #define UCODE_EXPERIMENTAL_INDEX 100 | |
217 | #define UCODE_EXPERIMENTAL_TAG "exp" | |
218 | ||
965974a6 | 219 | static int iwl_request_firmware(struct iwl_drv *drv, bool first) |
15854ef9 | 220 | { |
68f360dc | 221 | const char *name_pre = drv->cfg->fw_name_pre; |
15854ef9 JB |
222 | char tag[8]; |
223 | ||
224 | if (first) { | |
225 | #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE | |
965974a6 | 226 | drv->fw_index = UCODE_EXPERIMENTAL_INDEX; |
15854ef9 | 227 | strcpy(tag, UCODE_EXPERIMENTAL_TAG); |
965974a6 | 228 | } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { |
15854ef9 | 229 | #endif |
68f360dc | 230 | drv->fw_index = drv->cfg->ucode_api_max; |
965974a6 | 231 | sprintf(tag, "%d", drv->fw_index); |
15854ef9 | 232 | } else { |
965974a6 JB |
233 | drv->fw_index--; |
234 | sprintf(tag, "%d", drv->fw_index); | |
15854ef9 JB |
235 | } |
236 | ||
68f360dc | 237 | if (drv->fw_index < drv->cfg->ucode_api_min) { |
965974a6 | 238 | IWL_ERR(drv, "no suitable firmware found!\n"); |
15854ef9 JB |
239 | return -ENOENT; |
240 | } | |
241 | ||
84b0312e LK |
242 | snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", |
243 | name_pre, tag); | |
15854ef9 | 244 | |
965974a6 JB |
245 | IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", |
246 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) | |
15854ef9 | 247 | ? "EXPERIMENTAL " : "", |
965974a6 | 248 | drv->firmware_name); |
15854ef9 | 249 | |
965974a6 | 250 | return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, |
93faaeea | 251 | drv->trans->dev, |
1c8e11e1 | 252 | GFP_KERNEL, drv, iwl_req_fw_callback); |
15854ef9 JB |
253 | } |
254 | ||
0cedacc5 | 255 | struct fw_img_parsing { |
6dfa8d01 | 256 | struct fw_sec sec[IWL_UCODE_SECTION_MAX]; |
0cedacc5 DS |
257 | int sec_counter; |
258 | }; | |
259 | ||
ed8c8365 DS |
260 | /* |
261 | * struct fw_sec_parsing: to extract fw section and it's offset from tlv | |
262 | */ | |
263 | struct fw_sec_parsing { | |
264 | __le32 offset; | |
265 | const u8 data[]; | |
266 | } __packed; | |
267 | ||
268 | /** | |
269 | * struct iwl_tlv_calib_data - parse the default calib data from TLV | |
270 | * | |
271 | * @ucode_type: the uCode to which the following default calib relates. | |
272 | * @calib: default calibrations. | |
273 | */ | |
274 | struct iwl_tlv_calib_data { | |
275 | __le32 ucode_type; | |
aa2b1770 | 276 | struct iwl_tlv_calib_ctrl calib; |
ed8c8365 DS |
277 | } __packed; |
278 | ||
0cedacc5 DS |
279 | struct iwl_firmware_pieces { |
280 | struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; | |
15854ef9 JB |
281 | |
282 | u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; | |
283 | u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; | |
284 | }; | |
285 | ||
0cedacc5 DS |
286 | /* |
287 | * These functions are just to extract uCode section data from the pieces | |
288 | * structure. | |
289 | */ | |
290 | static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, | |
291 | enum iwl_ucode_type type, | |
292 | int sec) | |
293 | { | |
294 | return &pieces->img[type].sec[sec]; | |
295 | } | |
296 | ||
297 | static void set_sec_data(struct iwl_firmware_pieces *pieces, | |
298 | enum iwl_ucode_type type, | |
299 | int sec, | |
300 | const void *data) | |
301 | { | |
302 | pieces->img[type].sec[sec].data = data; | |
303 | } | |
304 | ||
305 | static void set_sec_size(struct iwl_firmware_pieces *pieces, | |
306 | enum iwl_ucode_type type, | |
307 | int sec, | |
308 | size_t size) | |
309 | { | |
310 | pieces->img[type].sec[sec].size = size; | |
311 | } | |
312 | ||
313 | static size_t get_sec_size(struct iwl_firmware_pieces *pieces, | |
314 | enum iwl_ucode_type type, | |
315 | int sec) | |
316 | { | |
317 | return pieces->img[type].sec[sec].size; | |
318 | } | |
319 | ||
320 | static void set_sec_offset(struct iwl_firmware_pieces *pieces, | |
321 | enum iwl_ucode_type type, | |
322 | int sec, | |
323 | u32 offset) | |
324 | { | |
325 | pieces->img[type].sec[sec].offset = offset; | |
326 | } | |
327 | ||
e36e5433 MS |
328 | static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len) |
329 | { | |
330 | int i, j; | |
331 | struct iwl_fw_cscheme_list *l = (struct iwl_fw_cscheme_list *)data; | |
332 | struct iwl_fw_cipher_scheme *fwcs; | |
333 | struct ieee80211_cipher_scheme *cs; | |
334 | u32 cipher; | |
335 | ||
336 | if (len < sizeof(*l) || | |
337 | len < sizeof(l->size) + l->size * sizeof(l->cs[0])) | |
338 | return -EINVAL; | |
339 | ||
340 | for (i = 0, j = 0; i < IWL_UCODE_MAX_CS && i < l->size; i++) { | |
341 | fwcs = &l->cs[j]; | |
342 | cipher = le32_to_cpu(fwcs->cipher); | |
343 | ||
344 | /* we skip schemes with zero cipher suite selector */ | |
345 | if (!cipher) | |
346 | continue; | |
347 | ||
348 | cs = &fw->cs[j++]; | |
349 | cs->cipher = cipher; | |
350 | cs->iftype = BIT(NL80211_IFTYPE_STATION); | |
351 | cs->hdr_len = fwcs->hdr_len; | |
352 | cs->pn_len = fwcs->pn_len; | |
353 | cs->pn_off = fwcs->pn_off; | |
354 | cs->key_idx_off = fwcs->key_idx_off; | |
355 | cs->key_idx_mask = fwcs->key_idx_mask; | |
356 | cs->key_idx_shift = fwcs->key_idx_shift; | |
357 | cs->mic_len = fwcs->mic_len; | |
358 | } | |
359 | ||
360 | return 0; | |
361 | } | |
362 | ||
ed8c8365 DS |
363 | /* |
364 | * Gets uCode section from tlv. | |
365 | */ | |
366 | static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, | |
367 | const void *data, enum iwl_ucode_type type, | |
368 | int size) | |
369 | { | |
370 | struct fw_img_parsing *img; | |
371 | struct fw_sec *sec; | |
372 | struct fw_sec_parsing *sec_parse; | |
373 | ||
374 | if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) | |
375 | return -1; | |
376 | ||
377 | sec_parse = (struct fw_sec_parsing *)data; | |
378 | ||
379 | img = &pieces->img[type]; | |
380 | sec = &img->sec[img->sec_counter]; | |
381 | ||
382 | sec->offset = le32_to_cpu(sec_parse->offset); | |
383 | sec->data = sec_parse->data; | |
1176f431 | 384 | sec->size = size - sizeof(sec_parse->offset); |
ed8c8365 DS |
385 | |
386 | ++img->sec_counter; | |
387 | ||
388 | return 0; | |
389 | } | |
390 | ||
391 | static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) | |
392 | { | |
393 | struct iwl_tlv_calib_data *def_calib = | |
394 | (struct iwl_tlv_calib_data *)data; | |
395 | u32 ucode_type = le32_to_cpu(def_calib->ucode_type); | |
396 | if (ucode_type >= IWL_UCODE_TYPE_MAX) { | |
397 | IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", | |
398 | ucode_type); | |
399 | return -EINVAL; | |
400 | } | |
aa2b1770 JB |
401 | drv->fw.default_calib[ucode_type].flow_trigger = |
402 | def_calib->calib.flow_trigger; | |
403 | drv->fw.default_calib[ucode_type].event_trigger = | |
404 | def_calib->calib.event_trigger; | |
405 | ||
ed8c8365 DS |
406 | return 0; |
407 | } | |
408 | ||
a2978b11 EH |
409 | static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, |
410 | struct iwl_ucode_capabilities *capa) | |
411 | { | |
412 | const struct iwl_ucode_api *ucode_api = (void *)data; | |
413 | u32 api_index = le32_to_cpu(ucode_api->api_index); | |
414 | ||
415 | if (api_index >= IWL_API_ARRAY_SIZE) { | |
416 | IWL_ERR(drv, "api_index larger than supported by driver\n"); | |
417 | return -EINVAL; | |
418 | } | |
419 | ||
420 | capa->api[api_index] = le32_to_cpu(ucode_api->api_flags); | |
421 | ||
422 | return 0; | |
423 | } | |
424 | ||
425 | static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, | |
426 | struct iwl_ucode_capabilities *capa) | |
427 | { | |
428 | const struct iwl_ucode_capa *ucode_capa = (void *)data; | |
429 | u32 api_index = le32_to_cpu(ucode_capa->api_index); | |
430 | ||
431 | if (api_index >= IWL_CAPABILITIES_ARRAY_SIZE) { | |
432 | IWL_ERR(drv, "api_index larger than supported by driver\n"); | |
433 | return -EINVAL; | |
434 | } | |
435 | ||
436 | capa->capa[api_index] = le32_to_cpu(ucode_capa->api_capa); | |
437 | ||
438 | return 0; | |
439 | } | |
440 | ||
965974a6 | 441 | static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, |
0cedacc5 DS |
442 | const struct firmware *ucode_raw, |
443 | struct iwl_firmware_pieces *pieces) | |
15854ef9 JB |
444 | { |
445 | struct iwl_ucode_header *ucode = (void *)ucode_raw->data; | |
446 | u32 api_ver, hdr_size, build; | |
447 | char buildstr[25]; | |
448 | const u8 *src; | |
449 | ||
965974a6 JB |
450 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
451 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); | |
15854ef9 JB |
452 | |
453 | switch (api_ver) { | |
454 | default: | |
455 | hdr_size = 28; | |
456 | if (ucode_raw->size < hdr_size) { | |
965974a6 | 457 | IWL_ERR(drv, "File size too small!\n"); |
15854ef9 JB |
458 | return -EINVAL; |
459 | } | |
460 | build = le32_to_cpu(ucode->u.v2.build); | |
0cedacc5 DS |
461 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
462 | le32_to_cpu(ucode->u.v2.inst_size)); | |
463 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
464 | le32_to_cpu(ucode->u.v2.data_size)); | |
465 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
466 | le32_to_cpu(ucode->u.v2.init_size)); | |
467 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
468 | le32_to_cpu(ucode->u.v2.init_data_size)); | |
15854ef9 JB |
469 | src = ucode->u.v2.data; |
470 | break; | |
471 | case 0: | |
472 | case 1: | |
473 | case 2: | |
474 | hdr_size = 24; | |
475 | if (ucode_raw->size < hdr_size) { | |
965974a6 | 476 | IWL_ERR(drv, "File size too small!\n"); |
15854ef9 JB |
477 | return -EINVAL; |
478 | } | |
479 | build = 0; | |
0cedacc5 DS |
480 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
481 | le32_to_cpu(ucode->u.v1.inst_size)); | |
482 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
483 | le32_to_cpu(ucode->u.v1.data_size)); | |
484 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
485 | le32_to_cpu(ucode->u.v1.init_size)); | |
486 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
487 | le32_to_cpu(ucode->u.v1.init_data_size)); | |
15854ef9 JB |
488 | src = ucode->u.v1.data; |
489 | break; | |
490 | } | |
491 | ||
492 | if (build) | |
493 | sprintf(buildstr, " build %u%s", build, | |
965974a6 | 494 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
15854ef9 JB |
495 | ? " (EXP)" : ""); |
496 | else | |
497 | buildstr[0] = '\0'; | |
498 | ||
965974a6 JB |
499 | snprintf(drv->fw.fw_version, |
500 | sizeof(drv->fw.fw_version), | |
15854ef9 | 501 | "%u.%u.%u.%u%s", |
965974a6 JB |
502 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
503 | IWL_UCODE_MINOR(drv->fw.ucode_ver), | |
504 | IWL_UCODE_API(drv->fw.ucode_ver), | |
505 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), | |
15854ef9 JB |
506 | buildstr); |
507 | ||
508 | /* Verify size of file vs. image size info in file's header */ | |
0cedacc5 DS |
509 | |
510 | if (ucode_raw->size != hdr_size + | |
511 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + | |
512 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + | |
513 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + | |
514 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { | |
15854ef9 | 515 | |
965974a6 | 516 | IWL_ERR(drv, |
15854ef9 JB |
517 | "uCode file size %d does not match expected size\n", |
518 | (int)ucode_raw->size); | |
519 | return -EINVAL; | |
520 | } | |
521 | ||
15854ef9 | 522 | |
0cedacc5 DS |
523 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); |
524 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); | |
525 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, | |
526 | IWLAGN_RTC_INST_LOWER_BOUND); | |
527 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); | |
528 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); | |
529 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
530 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
531 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); | |
532 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); | |
533 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
534 | IWLAGN_RTC_INST_LOWER_BOUND); | |
535 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); | |
536 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); | |
537 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
538 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
539 | return 0; |
540 | } | |
541 | ||
965974a6 | 542 | static int iwl_parse_tlv_firmware(struct iwl_drv *drv, |
15854ef9 | 543 | const struct firmware *ucode_raw, |
0cedacc5 | 544 | struct iwl_firmware_pieces *pieces, |
15854ef9 JB |
545 | struct iwl_ucode_capabilities *capa) |
546 | { | |
547 | struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; | |
548 | struct iwl_ucode_tlv *tlv; | |
549 | size_t len = ucode_raw->size; | |
550 | const u8 *data; | |
15854ef9 JB |
551 | u32 tlv_len; |
552 | enum iwl_ucode_tlv_type tlv_type; | |
553 | const u8 *tlv_data; | |
554 | char buildstr[25]; | |
555 | u32 build; | |
e2d6f4e7 | 556 | int num_of_cpus; |
15854ef9 JB |
557 | |
558 | if (len < sizeof(*ucode)) { | |
965974a6 | 559 | IWL_ERR(drv, "uCode has invalid length: %zd\n", len); |
15854ef9 JB |
560 | return -EINVAL; |
561 | } | |
562 | ||
563 | if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { | |
965974a6 | 564 | IWL_ERR(drv, "invalid uCode magic: 0X%x\n", |
15854ef9 JB |
565 | le32_to_cpu(ucode->magic)); |
566 | return -EINVAL; | |
567 | } | |
568 | ||
965974a6 | 569 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
06ddbf5a EG |
570 | memcpy(drv->fw.human_readable, ucode->human_readable, |
571 | sizeof(drv->fw.human_readable)); | |
15854ef9 JB |
572 | build = le32_to_cpu(ucode->build); |
573 | ||
574 | if (build) | |
575 | sprintf(buildstr, " build %u%s", build, | |
965974a6 | 576 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
15854ef9 JB |
577 | ? " (EXP)" : ""); |
578 | else | |
579 | buildstr[0] = '\0'; | |
580 | ||
965974a6 JB |
581 | snprintf(drv->fw.fw_version, |
582 | sizeof(drv->fw.fw_version), | |
15854ef9 | 583 | "%u.%u.%u.%u%s", |
965974a6 JB |
584 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
585 | IWL_UCODE_MINOR(drv->fw.ucode_ver), | |
586 | IWL_UCODE_API(drv->fw.ucode_ver), | |
587 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), | |
15854ef9 JB |
588 | buildstr); |
589 | ||
590 | data = ucode->data; | |
591 | ||
592 | len -= sizeof(*ucode); | |
593 | ||
594 | while (len >= sizeof(*tlv)) { | |
15854ef9 JB |
595 | len -= sizeof(*tlv); |
596 | tlv = (void *)data; | |
597 | ||
598 | tlv_len = le32_to_cpu(tlv->length); | |
0479c19d | 599 | tlv_type = le32_to_cpu(tlv->type); |
15854ef9 JB |
600 | tlv_data = tlv->data; |
601 | ||
602 | if (len < tlv_len) { | |
965974a6 | 603 | IWL_ERR(drv, "invalid TLV len: %zd/%u\n", |
15854ef9 JB |
604 | len, tlv_len); |
605 | return -EINVAL; | |
606 | } | |
607 | len -= ALIGN(tlv_len, 4); | |
608 | data += sizeof(*tlv) + ALIGN(tlv_len, 4); | |
609 | ||
15854ef9 JB |
610 | switch (tlv_type) { |
611 | case IWL_UCODE_TLV_INST: | |
0cedacc5 DS |
612 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
613 | IWL_UCODE_SECTION_INST, tlv_data); | |
614 | set_sec_size(pieces, IWL_UCODE_REGULAR, | |
615 | IWL_UCODE_SECTION_INST, tlv_len); | |
616 | set_sec_offset(pieces, IWL_UCODE_REGULAR, | |
617 | IWL_UCODE_SECTION_INST, | |
618 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
619 | break; |
620 | case IWL_UCODE_TLV_DATA: | |
0cedacc5 DS |
621 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
622 | IWL_UCODE_SECTION_DATA, tlv_data); | |
623 | set_sec_size(pieces, IWL_UCODE_REGULAR, | |
624 | IWL_UCODE_SECTION_DATA, tlv_len); | |
625 | set_sec_offset(pieces, IWL_UCODE_REGULAR, | |
626 | IWL_UCODE_SECTION_DATA, | |
627 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
628 | break; |
629 | case IWL_UCODE_TLV_INIT: | |
0cedacc5 DS |
630 | set_sec_data(pieces, IWL_UCODE_INIT, |
631 | IWL_UCODE_SECTION_INST, tlv_data); | |
632 | set_sec_size(pieces, IWL_UCODE_INIT, | |
633 | IWL_UCODE_SECTION_INST, tlv_len); | |
634 | set_sec_offset(pieces, IWL_UCODE_INIT, | |
635 | IWL_UCODE_SECTION_INST, | |
636 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
637 | break; |
638 | case IWL_UCODE_TLV_INIT_DATA: | |
0cedacc5 DS |
639 | set_sec_data(pieces, IWL_UCODE_INIT, |
640 | IWL_UCODE_SECTION_DATA, tlv_data); | |
641 | set_sec_size(pieces, IWL_UCODE_INIT, | |
642 | IWL_UCODE_SECTION_DATA, tlv_len); | |
643 | set_sec_offset(pieces, IWL_UCODE_INIT, | |
644 | IWL_UCODE_SECTION_DATA, | |
645 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
646 | break; |
647 | case IWL_UCODE_TLV_BOOT: | |
965974a6 | 648 | IWL_ERR(drv, "Found unexpected BOOT ucode\n"); |
15854ef9 JB |
649 | break; |
650 | case IWL_UCODE_TLV_PROBE_MAX_LEN: | |
651 | if (tlv_len != sizeof(u32)) | |
652 | goto invalid_tlv_len; | |
653 | capa->max_probe_length = | |
654 | le32_to_cpup((__le32 *)tlv_data); | |
655 | break; | |
656 | case IWL_UCODE_TLV_PAN: | |
657 | if (tlv_len) | |
658 | goto invalid_tlv_len; | |
659 | capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; | |
660 | break; | |
661 | case IWL_UCODE_TLV_FLAGS: | |
662 | /* must be at least one u32 */ | |
663 | if (tlv_len < sizeof(u32)) | |
664 | goto invalid_tlv_len; | |
665 | /* and a proper number of u32s */ | |
666 | if (tlv_len % sizeof(u32)) | |
667 | goto invalid_tlv_len; | |
668 | /* | |
669 | * This driver only reads the first u32 as | |
670 | * right now no more features are defined, | |
671 | * if that changes then either the driver | |
672 | * will not work with the new firmware, or | |
673 | * it'll not take advantage of new features. | |
674 | */ | |
675 | capa->flags = le32_to_cpup((__le32 *)tlv_data); | |
676 | break; | |
a2978b11 EH |
677 | case IWL_UCODE_TLV_API_CHANGES_SET: |
678 | if (tlv_len != sizeof(struct iwl_ucode_api)) | |
679 | goto invalid_tlv_len; | |
680 | if (iwl_set_ucode_api_flags(drv, tlv_data, capa)) | |
681 | goto tlv_error; | |
682 | break; | |
683 | case IWL_UCODE_TLV_ENABLED_CAPABILITIES: | |
684 | if (tlv_len != sizeof(struct iwl_ucode_capa)) | |
685 | goto invalid_tlv_len; | |
686 | if (iwl_set_ucode_capabilities(drv, tlv_data, capa)) | |
687 | goto tlv_error; | |
688 | break; | |
15854ef9 JB |
689 | case IWL_UCODE_TLV_INIT_EVTLOG_PTR: |
690 | if (tlv_len != sizeof(u32)) | |
691 | goto invalid_tlv_len; | |
692 | pieces->init_evtlog_ptr = | |
693 | le32_to_cpup((__le32 *)tlv_data); | |
694 | break; | |
695 | case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: | |
696 | if (tlv_len != sizeof(u32)) | |
697 | goto invalid_tlv_len; | |
698 | pieces->init_evtlog_size = | |
699 | le32_to_cpup((__le32 *)tlv_data); | |
700 | break; | |
701 | case IWL_UCODE_TLV_INIT_ERRLOG_PTR: | |
702 | if (tlv_len != sizeof(u32)) | |
703 | goto invalid_tlv_len; | |
704 | pieces->init_errlog_ptr = | |
705 | le32_to_cpup((__le32 *)tlv_data); | |
706 | break; | |
707 | case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: | |
708 | if (tlv_len != sizeof(u32)) | |
709 | goto invalid_tlv_len; | |
710 | pieces->inst_evtlog_ptr = | |
711 | le32_to_cpup((__le32 *)tlv_data); | |
712 | break; | |
713 | case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: | |
714 | if (tlv_len != sizeof(u32)) | |
715 | goto invalid_tlv_len; | |
716 | pieces->inst_evtlog_size = | |
717 | le32_to_cpup((__le32 *)tlv_data); | |
718 | break; | |
719 | case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: | |
720 | if (tlv_len != sizeof(u32)) | |
721 | goto invalid_tlv_len; | |
722 | pieces->inst_errlog_ptr = | |
723 | le32_to_cpup((__le32 *)tlv_data); | |
724 | break; | |
725 | case IWL_UCODE_TLV_ENHANCE_SENS_TBL: | |
726 | if (tlv_len) | |
727 | goto invalid_tlv_len; | |
965974a6 | 728 | drv->fw.enhance_sensitivity_table = true; |
15854ef9 JB |
729 | break; |
730 | case IWL_UCODE_TLV_WOWLAN_INST: | |
0cedacc5 DS |
731 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
732 | IWL_UCODE_SECTION_INST, tlv_data); | |
733 | set_sec_size(pieces, IWL_UCODE_WOWLAN, | |
734 | IWL_UCODE_SECTION_INST, tlv_len); | |
735 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, | |
736 | IWL_UCODE_SECTION_INST, | |
737 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
738 | break; |
739 | case IWL_UCODE_TLV_WOWLAN_DATA: | |
0cedacc5 DS |
740 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
741 | IWL_UCODE_SECTION_DATA, tlv_data); | |
742 | set_sec_size(pieces, IWL_UCODE_WOWLAN, | |
743 | IWL_UCODE_SECTION_DATA, tlv_len); | |
744 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, | |
745 | IWL_UCODE_SECTION_DATA, | |
746 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
747 | break; |
748 | case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: | |
749 | if (tlv_len != sizeof(u32)) | |
750 | goto invalid_tlv_len; | |
751 | capa->standard_phy_calibration_size = | |
752 | le32_to_cpup((__le32 *)tlv_data); | |
753 | break; | |
ed8c8365 DS |
754 | case IWL_UCODE_TLV_SEC_RT: |
755 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, | |
756 | tlv_len); | |
4db2c9ae | 757 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
758 | break; |
759 | case IWL_UCODE_TLV_SEC_INIT: | |
760 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, | |
761 | tlv_len); | |
4db2c9ae | 762 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
763 | break; |
764 | case IWL_UCODE_TLV_SEC_WOWLAN: | |
765 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, | |
766 | tlv_len); | |
4db2c9ae | 767 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
768 | break; |
769 | case IWL_UCODE_TLV_DEF_CALIB: | |
770 | if (tlv_len != sizeof(struct iwl_tlv_calib_data)) | |
771 | goto invalid_tlv_len; | |
772 | if (iwl_set_default_calib(drv, tlv_data)) | |
773 | goto tlv_error; | |
774 | break; | |
775 | case IWL_UCODE_TLV_PHY_SKU: | |
776 | if (tlv_len != sizeof(u32)) | |
777 | goto invalid_tlv_len; | |
778 | drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); | |
77db0a3c EH |
779 | drv->fw.valid_tx_ant = (drv->fw.phy_config & |
780 | FW_PHY_CFG_TX_CHAIN) >> | |
781 | FW_PHY_CFG_TX_CHAIN_POS; | |
782 | drv->fw.valid_rx_ant = (drv->fw.phy_config & | |
783 | FW_PHY_CFG_RX_CHAIN) >> | |
784 | FW_PHY_CFG_RX_CHAIN_POS; | |
ed8c8365 | 785 | break; |
e2d6f4e7 EH |
786 | case IWL_UCODE_TLV_SECURE_SEC_RT: |
787 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, | |
788 | tlv_len); | |
789 | drv->fw.mvm_fw = true; | |
790 | drv->fw.img[IWL_UCODE_REGULAR].is_secure = true; | |
791 | break; | |
792 | case IWL_UCODE_TLV_SECURE_SEC_INIT: | |
793 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, | |
794 | tlv_len); | |
795 | drv->fw.mvm_fw = true; | |
796 | drv->fw.img[IWL_UCODE_INIT].is_secure = true; | |
797 | break; | |
798 | case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: | |
799 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, | |
800 | tlv_len); | |
801 | drv->fw.mvm_fw = true; | |
802 | drv->fw.img[IWL_UCODE_WOWLAN].is_secure = true; | |
803 | break; | |
804 | case IWL_UCODE_TLV_NUM_OF_CPU: | |
805 | if (tlv_len != sizeof(u32)) | |
806 | goto invalid_tlv_len; | |
807 | num_of_cpus = | |
808 | le32_to_cpup((__le32 *)tlv_data); | |
809 | ||
810 | if (num_of_cpus == 2) { | |
811 | drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus = | |
812 | true; | |
813 | drv->fw.img[IWL_UCODE_INIT].is_dual_cpus = | |
814 | true; | |
815 | drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus = | |
816 | true; | |
817 | } else if ((num_of_cpus > 2) || (num_of_cpus < 1)) { | |
818 | IWL_ERR(drv, "Driver support upto 2 CPUs\n"); | |
819 | return -EINVAL; | |
820 | } | |
821 | break; | |
e36e5433 MS |
822 | case IWL_UCODE_TLV_CSCHEME: |
823 | if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len)) | |
824 | goto invalid_tlv_len; | |
825 | break; | |
762533ba DS |
826 | case IWL_UCODE_TLV_N_SCAN_CHANNELS: |
827 | if (tlv_len != sizeof(u32)) | |
828 | goto invalid_tlv_len; | |
829 | capa->n_scan_channels = | |
830 | le32_to_cpup((__le32 *)tlv_data); | |
831 | break; | |
15854ef9 | 832 | default: |
965974a6 | 833 | IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); |
15854ef9 JB |
834 | break; |
835 | } | |
836 | } | |
837 | ||
838 | if (len) { | |
965974a6 JB |
839 | IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); |
840 | iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); | |
15854ef9 JB |
841 | return -EINVAL; |
842 | } | |
843 | ||
844 | return 0; | |
845 | ||
846 | invalid_tlv_len: | |
965974a6 | 847 | IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len); |
ed8c8365 | 848 | tlv_error: |
965974a6 | 849 | iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); |
15854ef9 JB |
850 | |
851 | return -EINVAL; | |
852 | } | |
853 | ||
75813bde JB |
854 | static int iwl_alloc_ucode(struct iwl_drv *drv, |
855 | struct iwl_firmware_pieces *pieces, | |
856 | enum iwl_ucode_type type) | |
6dfa8d01 DS |
857 | { |
858 | int i; | |
859 | for (i = 0; | |
860 | i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); | |
861 | i++) | |
862 | if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), | |
75813bde JB |
863 | get_sec(pieces, type, i))) |
864 | return -ENOMEM; | |
6dfa8d01 DS |
865 | return 0; |
866 | } | |
867 | ||
868 | static int validate_sec_sizes(struct iwl_drv *drv, | |
869 | struct iwl_firmware_pieces *pieces, | |
870 | const struct iwl_cfg *cfg) | |
871 | { | |
872 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", | |
873 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
874 | IWL_UCODE_SECTION_INST)); | |
875 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", | |
876 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
877 | IWL_UCODE_SECTION_DATA)); | |
878 | IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", | |
879 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); | |
880 | IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", | |
881 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); | |
882 | ||
883 | /* Verify that uCode images will fit in card's SRAM. */ | |
884 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > | |
885 | cfg->max_inst_size) { | |
886 | IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", | |
887 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
888 | IWL_UCODE_SECTION_INST)); | |
889 | return -1; | |
890 | } | |
891 | ||
892 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > | |
893 | cfg->max_data_size) { | |
894 | IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", | |
895 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
896 | IWL_UCODE_SECTION_DATA)); | |
897 | return -1; | |
898 | } | |
899 | ||
900 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > | |
901 | cfg->max_inst_size) { | |
902 | IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", | |
903 | get_sec_size(pieces, IWL_UCODE_INIT, | |
904 | IWL_UCODE_SECTION_INST)); | |
905 | return -1; | |
906 | } | |
907 | ||
908 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > | |
909 | cfg->max_data_size) { | |
910 | IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", | |
911 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
912 | IWL_UCODE_SECTION_DATA)); | |
913 | return -1; | |
914 | } | |
915 | return 0; | |
916 | } | |
917 | ||
9da987ac MV |
918 | static struct iwl_op_mode * |
919 | _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) | |
920 | { | |
921 | const struct iwl_op_mode_ops *ops = op->ops; | |
922 | struct dentry *dbgfs_dir = NULL; | |
923 | struct iwl_op_mode *op_mode = NULL; | |
924 | ||
925 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
926 | drv->dbgfs_op_mode = debugfs_create_dir(op->name, | |
927 | drv->dbgfs_drv); | |
928 | if (!drv->dbgfs_op_mode) { | |
929 | IWL_ERR(drv, | |
930 | "failed to create opmode debugfs directory\n"); | |
931 | return op_mode; | |
932 | } | |
933 | dbgfs_dir = drv->dbgfs_op_mode; | |
934 | #endif | |
935 | ||
936 | op_mode = ops->start(drv->trans, drv->cfg, &drv->fw, dbgfs_dir); | |
937 | ||
938 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
939 | if (!op_mode) { | |
940 | debugfs_remove_recursive(drv->dbgfs_op_mode); | |
941 | drv->dbgfs_op_mode = NULL; | |
942 | } | |
943 | #endif | |
944 | ||
945 | return op_mode; | |
946 | } | |
947 | ||
948 | static void _iwl_op_mode_stop(struct iwl_drv *drv) | |
949 | { | |
950 | /* op_mode can be NULL if its start failed */ | |
951 | if (drv->op_mode) { | |
952 | iwl_op_mode_stop(drv->op_mode); | |
953 | drv->op_mode = NULL; | |
954 | ||
955 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
956 | debugfs_remove_recursive(drv->dbgfs_op_mode); | |
957 | drv->dbgfs_op_mode = NULL; | |
958 | #endif | |
959 | } | |
960 | } | |
961 | ||
15854ef9 | 962 | /** |
1c8e11e1 | 963 | * iwl_req_fw_callback - callback when firmware was loaded |
15854ef9 JB |
964 | * |
965 | * If loaded successfully, copies the firmware into buffers | |
966 | * for the card to fetch (via DMA). | |
967 | */ | |
1c8e11e1 | 968 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) |
15854ef9 | 969 | { |
965974a6 | 970 | struct iwl_drv *drv = context; |
965974a6 | 971 | struct iwl_fw *fw = &drv->fw; |
15854ef9 | 972 | struct iwl_ucode_header *ucode; |
cc5f7e39 | 973 | struct iwlwifi_opmode_table *op; |
15854ef9 | 974 | int err; |
0cedacc5 | 975 | struct iwl_firmware_pieces pieces; |
68f360dc EG |
976 | const unsigned int api_max = drv->cfg->ucode_api_max; |
977 | unsigned int api_ok = drv->cfg->ucode_api_ok; | |
978 | const unsigned int api_min = drv->cfg->ucode_api_min; | |
15854ef9 | 979 | u32 api_ver; |
6dfa8d01 | 980 | int i; |
d4b10483 | 981 | bool load_module = false; |
15854ef9 | 982 | |
66140adc | 983 | fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; |
15854ef9 JB |
984 | fw->ucode_capa.standard_phy_calibration_size = |
985 | IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; | |
762533ba | 986 | fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS; |
15854ef9 JB |
987 | |
988 | if (!api_ok) | |
989 | api_ok = api_max; | |
990 | ||
991 | memset(&pieces, 0, sizeof(pieces)); | |
992 | ||
993 | if (!ucode_raw) { | |
965974a6 JB |
994 | if (drv->fw_index <= api_ok) |
995 | IWL_ERR(drv, | |
15854ef9 | 996 | "request for firmware file '%s' failed.\n", |
965974a6 | 997 | drv->firmware_name); |
15854ef9 JB |
998 | goto try_again; |
999 | } | |
1000 | ||
965974a6 JB |
1001 | IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", |
1002 | drv->firmware_name, ucode_raw->size); | |
15854ef9 JB |
1003 | |
1004 | /* Make sure that we got at least the API version number */ | |
1005 | if (ucode_raw->size < 4) { | |
965974a6 | 1006 | IWL_ERR(drv, "File size way too small!\n"); |
15854ef9 JB |
1007 | goto try_again; |
1008 | } | |
1009 | ||
1010 | /* Data from ucode file: header followed by uCode images */ | |
1011 | ucode = (struct iwl_ucode_header *)ucode_raw->data; | |
1012 | ||
1013 | if (ucode->ver) | |
965974a6 | 1014 | err = iwl_parse_v1_v2_firmware(drv, ucode_raw, &pieces); |
15854ef9 | 1015 | else |
965974a6 | 1016 | err = iwl_parse_tlv_firmware(drv, ucode_raw, &pieces, |
15854ef9 JB |
1017 | &fw->ucode_capa); |
1018 | ||
1019 | if (err) | |
1020 | goto try_again; | |
1021 | ||
965974a6 | 1022 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
15854ef9 JB |
1023 | |
1024 | /* | |
1025 | * api_ver should match the api version forming part of the | |
1026 | * firmware filename ... but we don't check for that and only rely | |
1027 | * on the API version read from firmware header from here on forward | |
1028 | */ | |
1029 | /* no api version check required for experimental uCode */ | |
965974a6 | 1030 | if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { |
15854ef9 | 1031 | if (api_ver < api_min || api_ver > api_max) { |
965974a6 | 1032 | IWL_ERR(drv, |
15854ef9 JB |
1033 | "Driver unable to support your firmware API. " |
1034 | "Driver supports v%u, firmware is v%u.\n", | |
1035 | api_max, api_ver); | |
1036 | goto try_again; | |
1037 | } | |
1038 | ||
1039 | if (api_ver < api_ok) { | |
1040 | if (api_ok != api_max) | |
965974a6 | 1041 | IWL_ERR(drv, "Firmware has old API version, " |
15854ef9 JB |
1042 | "expected v%u through v%u, got v%u.\n", |
1043 | api_ok, api_max, api_ver); | |
1044 | else | |
965974a6 | 1045 | IWL_ERR(drv, "Firmware has old API version, " |
15854ef9 JB |
1046 | "expected v%u, got v%u.\n", |
1047 | api_max, api_ver); | |
965974a6 | 1048 | IWL_ERR(drv, "New firmware can be obtained from " |
15854ef9 JB |
1049 | "http://www.intellinuxwireless.org/.\n"); |
1050 | } | |
1051 | } | |
1052 | ||
4db2c9ae DS |
1053 | /* |
1054 | * In mvm uCode there is no difference between data and instructions | |
1055 | * sections. | |
1056 | */ | |
68f360dc | 1057 | if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, drv->cfg)) |
15854ef9 | 1058 | goto try_again; |
15854ef9 JB |
1059 | |
1060 | /* Allocate ucode buffers for card's bus-master loading ... */ | |
1061 | ||
1062 | /* Runtime instructions and 2 copies of data: | |
1063 | * 1) unmodified from disk | |
1064 | * 2) backup cache for save/restore during power-downs */ | |
6dfa8d01 | 1065 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
75813bde JB |
1066 | if (iwl_alloc_ucode(drv, &pieces, i)) |
1067 | goto out_free_fw; | |
15854ef9 JB |
1068 | |
1069 | /* Now that we can no longer fail, copy information */ | |
1070 | ||
1071 | /* | |
1072 | * The (size - 16) / 12 formula is based on the information recorded | |
1073 | * for each event, which is of mode 1 (including timestamp) for all | |
1074 | * new microcodes that include this information. | |
1075 | */ | |
0692fe41 | 1076 | fw->init_evtlog_ptr = pieces.init_evtlog_ptr; |
15854ef9 | 1077 | if (pieces.init_evtlog_size) |
0692fe41 | 1078 | fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12; |
15854ef9 | 1079 | else |
0692fe41 | 1080 | fw->init_evtlog_size = |
68f360dc | 1081 | drv->cfg->base_params->max_event_log_size; |
0692fe41 JB |
1082 | fw->init_errlog_ptr = pieces.init_errlog_ptr; |
1083 | fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr; | |
15854ef9 | 1084 | if (pieces.inst_evtlog_size) |
0692fe41 | 1085 | fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12; |
15854ef9 | 1086 | else |
0692fe41 | 1087 | fw->inst_evtlog_size = |
68f360dc | 1088 | drv->cfg->base_params->max_event_log_size; |
0692fe41 | 1089 | fw->inst_errlog_ptr = pieces.inst_errlog_ptr; |
15854ef9 JB |
1090 | |
1091 | /* | |
1092 | * figure out the offset of chain noise reset and gain commands | |
1093 | * base on the size of standard phy calibration commands table size | |
1094 | */ | |
1095 | if (fw->ucode_capa.standard_phy_calibration_size > | |
1096 | IWL_MAX_PHY_CALIBRATE_TBL_SIZE) | |
1097 | fw->ucode_capa.standard_phy_calibration_size = | |
1098 | IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; | |
1099 | ||
1100 | /* We have our copies now, allow OS release its copies */ | |
1101 | release_firmware(ucode_raw); | |
15854ef9 | 1102 | |
ff1ffb85 | 1103 | mutex_lock(&iwlwifi_opmode_table_mtx); |
8ca151b5 JB |
1104 | if (fw->mvm_fw) |
1105 | op = &iwlwifi_opmode_table[MVM_OP_MODE]; | |
1106 | else | |
1107 | op = &iwlwifi_opmode_table[DVM_OP_MODE]; | |
15854ef9 | 1108 | |
2b2719c7 JB |
1109 | IWL_INFO(drv, "loaded firmware version %s op_mode %s\n", |
1110 | drv->fw.fw_version, op->name); | |
1111 | ||
cc5f7e39 DF |
1112 | /* add this device to the list of devices using this op_mode */ |
1113 | list_add_tail(&drv->list, &op->drv); | |
1114 | ||
1115 | if (op->ops) { | |
9da987ac | 1116 | drv->op_mode = _iwl_op_mode_start(drv, op); |
7c9c46c1 | 1117 | |
daf67ce8 DC |
1118 | if (!drv->op_mode) { |
1119 | mutex_unlock(&iwlwifi_opmode_table_mtx); | |
7c9c46c1 | 1120 | goto out_unbind; |
daf67ce8 | 1121 | } |
cc5f7e39 | 1122 | } else { |
d4b10483 | 1123 | load_module = true; |
cc5f7e39 | 1124 | } |
ff1ffb85 | 1125 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
15854ef9 | 1126 | |
f69a23b7 JB |
1127 | /* |
1128 | * Complete the firmware request last so that | |
1129 | * a driver unbind (stop) doesn't run while we | |
1130 | * are doing the start() above. | |
1131 | */ | |
1132 | complete(&drv->request_firmware_complete); | |
d4b10483 JB |
1133 | |
1134 | /* | |
1135 | * Load the module last so we don't block anything | |
1136 | * else from proceeding if the module fails to load | |
1137 | * or hangs loading. | |
1138 | */ | |
1618b2b0 JB |
1139 | if (load_module) { |
1140 | err = request_module("%s", op->name); | |
8edf3fd6 | 1141 | #ifdef CONFIG_IWLWIFI_OPMODE_MODULAR |
1618b2b0 JB |
1142 | if (err) |
1143 | IWL_ERR(drv, | |
1144 | "failed to load module %s (error %d), is dynamic loading enabled?\n", | |
1145 | op->name, err); | |
8edf3fd6 | 1146 | #endif |
1618b2b0 | 1147 | } |
15854ef9 JB |
1148 | return; |
1149 | ||
1150 | try_again: | |
1151 | /* try next, if any */ | |
1152 | release_firmware(ucode_raw); | |
965974a6 | 1153 | if (iwl_request_firmware(drv, false)) |
15854ef9 JB |
1154 | goto out_unbind; |
1155 | return; | |
1156 | ||
75813bde | 1157 | out_free_fw: |
965974a6 JB |
1158 | IWL_ERR(drv, "failed to allocate pci memory\n"); |
1159 | iwl_dealloc_ucode(drv); | |
15854ef9 JB |
1160 | release_firmware(ucode_raw); |
1161 | out_unbind: | |
965974a6 | 1162 | complete(&drv->request_firmware_complete); |
93faaeea | 1163 | device_release_driver(drv->trans->dev); |
15854ef9 JB |
1164 | } |
1165 | ||
87ce05a2 | 1166 | struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, |
9130bab1 | 1167 | const struct iwl_cfg *cfg) |
5c58edc6 | 1168 | { |
965974a6 | 1169 | struct iwl_drv *drv; |
5c58edc6 EG |
1170 | int ret; |
1171 | ||
965974a6 | 1172 | drv = kzalloc(sizeof(*drv), GFP_KERNEL); |
eafe25e0 LC |
1173 | if (!drv) { |
1174 | ret = -ENOMEM; | |
1175 | goto err; | |
1176 | } | |
c15797e6 | 1177 | |
9130bab1 | 1178 | drv->trans = trans; |
4b9844f5 | 1179 | drv->dev = trans->dev; |
68f360dc | 1180 | drv->cfg = cfg; |
5c58edc6 | 1181 | |
965974a6 | 1182 | init_completion(&drv->request_firmware_complete); |
ff1ffb85 | 1183 | INIT_LIST_HEAD(&drv->list); |
5c58edc6 | 1184 | |
9da987ac MV |
1185 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1186 | /* Create the device debugfs entries. */ | |
1187 | drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), | |
1188 | iwl_dbgfs_root); | |
1189 | ||
1190 | if (!drv->dbgfs_drv) { | |
1191 | IWL_ERR(drv, "failed to create debugfs directory\n"); | |
59f547ac | 1192 | ret = -ENOMEM; |
9da987ac MV |
1193 | goto err_free_drv; |
1194 | } | |
1195 | ||
1196 | /* Create transport layer debugfs dir */ | |
1197 | drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); | |
1198 | ||
1199 | if (!drv->trans->dbgfs_dir) { | |
1200 | IWL_ERR(drv, "failed to create transport debugfs directory\n"); | |
59f547ac | 1201 | ret = -ENOMEM; |
9da987ac MV |
1202 | goto err_free_dbgfs; |
1203 | } | |
1204 | #endif | |
1205 | ||
965974a6 | 1206 | ret = iwl_request_firmware(drv, true); |
5c58edc6 | 1207 | if (ret) { |
c15797e6 | 1208 | IWL_ERR(trans, "Couldn't request the fw\n"); |
9da987ac | 1209 | goto err_fw; |
5c58edc6 EG |
1210 | } |
1211 | ||
9da987ac MV |
1212 | return drv; |
1213 | ||
1214 | err_fw: | |
1215 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1216 | err_free_dbgfs: | |
1217 | debugfs_remove_recursive(drv->dbgfs_drv); | |
1218 | err_free_drv: | |
1219 | #endif | |
1220 | kfree(drv); | |
eafe25e0 | 1221 | err: |
59f547ac | 1222 | return ERR_PTR(ret); |
5c58edc6 EG |
1223 | } |
1224 | ||
9130bab1 | 1225 | void iwl_drv_stop(struct iwl_drv *drv) |
07590f08 | 1226 | { |
965974a6 | 1227 | wait_for_completion(&drv->request_firmware_complete); |
2e7eb117 | 1228 | |
9da987ac | 1229 | _iwl_op_mode_stop(drv); |
07590f08 | 1230 | |
965974a6 | 1231 | iwl_dealloc_ucode(drv); |
7db5b989 | 1232 | |
ff1ffb85 JB |
1233 | mutex_lock(&iwlwifi_opmode_table_mtx); |
1234 | /* | |
1235 | * List is empty (this item wasn't added) | |
1236 | * when firmware loading failed -- in that | |
1237 | * case we can't remove it from any list. | |
1238 | */ | |
1239 | if (!list_empty(&drv->list)) | |
1240 | list_del(&drv->list); | |
1241 | mutex_unlock(&iwlwifi_opmode_table_mtx); | |
1242 | ||
9da987ac MV |
1243 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1244 | debugfs_remove_recursive(drv->dbgfs_drv); | |
1245 | #endif | |
1246 | ||
965974a6 | 1247 | kfree(drv); |
07590f08 | 1248 | } |
65de7e84 JB |
1249 | |
1250 | ||
1251 | /* shared module parameters */ | |
1252 | struct iwl_mod_params iwlwifi_mod_params = { | |
490953ac | 1253 | .restart_fw = true, |
65de7e84 JB |
1254 | .bt_coex_active = true, |
1255 | .power_level = IWL_POWER_INDEX_1, | |
020c8767 | 1256 | .wd_disable = true, |
1504f48d | 1257 | .uapsd_disable = false, |
65de7e84 JB |
1258 | /* the rest are 0 by default */ |
1259 | }; | |
48e29340 | 1260 | IWL_EXPORT_SYMBOL(iwlwifi_mod_params); |
cc5f7e39 DF |
1261 | |
1262 | int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops) | |
1263 | { | |
1264 | int i; | |
1265 | struct iwl_drv *drv; | |
9da987ac | 1266 | struct iwlwifi_opmode_table *op; |
cc5f7e39 | 1267 | |
ff1ffb85 | 1268 | mutex_lock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 | 1269 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
9da987ac MV |
1270 | op = &iwlwifi_opmode_table[i]; |
1271 | if (strcmp(op->name, name)) | |
cc5f7e39 | 1272 | continue; |
9da987ac MV |
1273 | op->ops = ops; |
1274 | /* TODO: need to handle exceptional case */ | |
1275 | list_for_each_entry(drv, &op->drv, list) | |
1276 | drv->op_mode = _iwl_op_mode_start(drv, op); | |
1277 | ||
ff1ffb85 | 1278 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1279 | return 0; |
1280 | } | |
ff1ffb85 | 1281 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1282 | return -EIO; |
1283 | } | |
48e29340 | 1284 | IWL_EXPORT_SYMBOL(iwl_opmode_register); |
cc5f7e39 DF |
1285 | |
1286 | void iwl_opmode_deregister(const char *name) | |
1287 | { | |
1288 | int i; | |
1289 | struct iwl_drv *drv; | |
1290 | ||
ff1ffb85 | 1291 | mutex_lock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1292 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
1293 | if (strcmp(iwlwifi_opmode_table[i].name, name)) | |
1294 | continue; | |
1295 | iwlwifi_opmode_table[i].ops = NULL; | |
1296 | ||
1297 | /* call the stop routine for all devices */ | |
9da987ac MV |
1298 | list_for_each_entry(drv, &iwlwifi_opmode_table[i].drv, list) |
1299 | _iwl_op_mode_stop(drv); | |
1300 | ||
ff1ffb85 | 1301 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1302 | return; |
1303 | } | |
ff1ffb85 | 1304 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 | 1305 | } |
48e29340 | 1306 | IWL_EXPORT_SYMBOL(iwl_opmode_deregister); |
cc5f7e39 DF |
1307 | |
1308 | static int __init iwl_drv_init(void) | |
1309 | { | |
1310 | int i; | |
1311 | ||
ff1ffb85 JB |
1312 | mutex_init(&iwlwifi_opmode_table_mtx); |
1313 | ||
cc5f7e39 DF |
1314 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) |
1315 | INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); | |
1316 | ||
1317 | pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n"); | |
1318 | pr_info(DRV_COPYRIGHT "\n"); | |
1319 | ||
9da987ac MV |
1320 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1321 | /* Create the root of iwlwifi debugfs subsystem. */ | |
1322 | iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); | |
1323 | ||
1324 | if (!iwl_dbgfs_root) | |
1325 | return -EFAULT; | |
1326 | #endif | |
1327 | ||
cc5f7e39 DF |
1328 | return iwl_pci_register_driver(); |
1329 | } | |
1330 | module_init(iwl_drv_init); | |
1331 | ||
1332 | static void __exit iwl_drv_exit(void) | |
1333 | { | |
1334 | iwl_pci_unregister_driver(); | |
9da987ac MV |
1335 | |
1336 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1337 | debugfs_remove_recursive(iwl_dbgfs_root); | |
1338 | #endif | |
cc5f7e39 DF |
1339 | } |
1340 | module_exit(iwl_drv_exit); | |
65de7e84 JB |
1341 | |
1342 | #ifdef CONFIG_IWLWIFI_DEBUG | |
1343 | module_param_named(debug, iwlwifi_mod_params.debug_level, uint, | |
1344 | S_IRUGO | S_IWUSR); | |
1345 | MODULE_PARM_DESC(debug, "debug output mask"); | |
1346 | #endif | |
1347 | ||
1348 | module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); | |
1349 | MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); | |
1350 | module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); | |
1351 | MODULE_PARM_DESC(11n_disable, | |
205e2210 | 1352 | "disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX"); |
65de7e84 JB |
1353 | module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, |
1354 | int, S_IRUGO); | |
aed7d9ac | 1355 | MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size (default 0)"); |
490953ac EG |
1356 | module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, bool, S_IRUGO); |
1357 | MODULE_PARM_DESC(fw_restart, "restart firmware in case of error (default true)"); | |
65de7e84 JB |
1358 | |
1359 | module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, | |
1360 | int, S_IRUGO); | |
1361 | MODULE_PARM_DESC(antenna_coupling, | |
1362 | "specify antenna coupling in dB (defualt: 0 dB)"); | |
1363 | ||
65de7e84 JB |
1364 | module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO); |
1365 | MODULE_PARM_DESC(wd_disable, | |
82b715c2 | 1366 | "Disable stuck queue watchdog timer 0=system default, 1=disable (default: 1)"); |
65de7e84 | 1367 | |
1214755c EH |
1368 | module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); |
1369 | MODULE_PARM_DESC(nvm_file, "NVM file name"); | |
1370 | ||
1504f48d MC |
1371 | module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, |
1372 | bool, S_IRUGO); | |
1373 | MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: N)"); | |
1374 | ||
65de7e84 JB |
1375 | /* |
1376 | * set bt_coex_active to true, uCode will do kill/defer | |
1377 | * every time the priority line is asserted (BT is sending signals on the | |
1378 | * priority line in the PCIx). | |
1379 | * set bt_coex_active to false, uCode will ignore the BT activity and | |
1380 | * perform the normal operation | |
1381 | * | |
1382 | * User might experience transmit issue on some platform due to WiFi/BT | |
1383 | * co-exist problem. The possible behaviors are: | |
1384 | * Able to scan and finding all the available AP | |
1385 | * Not able to associate with any AP | |
1386 | * On those platforms, WiFi communication can be restored by set | |
1387 | * "bt_coex_active" module parameter to "false" | |
1388 | * | |
1389 | * default: bt_coex_active = true (BT_COEX_ENABLE) | |
1390 | */ | |
1391 | module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, | |
1392 | bool, S_IRUGO); | |
1393 | MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); | |
1394 | ||
1395 | module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); | |
1396 | MODULE_PARM_DESC(led_mode, "0=system default, " | |
1397 | "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); | |
1398 | ||
1399 | module_param_named(power_save, iwlwifi_mod_params.power_save, | |
1400 | bool, S_IRUGO); | |
1401 | MODULE_PARM_DESC(power_save, | |
1402 | "enable WiFi power management (default: disable)"); | |
1403 | ||
1404 | module_param_named(power_level, iwlwifi_mod_params.power_level, | |
1405 | int, S_IRUGO); | |
1406 | MODULE_PARM_DESC(power_level, | |
1407 | "default power save level (range from 1 - 5, default: 1)"); | |
c2d20201 EG |
1408 | |
1409 | module_param_named(fw_monitor, iwlwifi_mod_params.fw_monitor, bool, S_IRUGO); | |
1410 | MODULE_PARM_DESC(dbgm, | |
1411 | "firmware monitor - to debug FW (default: false - needs lots of memory)"); |