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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. |
8b4139dc | 9 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
5c58edc6 EG |
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. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
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. |
5c58edc6 EG |
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. |
8b4139dc | 35 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
5c58edc6 EG |
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 | |
40 | * are met: | |
41 | * | |
42 | * * Redistributions of source code must retain the above copyright | |
43 | * notice, this list of conditions and the following disclaimer. | |
44 | * * Redistributions in binary form must reproduce the above copyright | |
45 | * notice, this list of conditions and the following disclaimer in | |
46 | * the documentation and/or other materials provided with the | |
47 | * distribution. | |
48 | * * Neither the name Intel Corporation nor the names of its | |
49 | * contributors may be used to endorse or promote products derived | |
50 | * from this software without specific prior written permission. | |
51 | * | |
52 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
53 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
54 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
55 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
56 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
57 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
58 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
59 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
60 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
61 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
62 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
63 | * | |
64 | *****************************************************************************/ | |
65 | #include <linux/completion.h> | |
15854ef9 JB |
66 | #include <linux/dma-mapping.h> |
67 | #include <linux/firmware.h> | |
68 | #include <linux/module.h> | |
83f84d7b | 69 | #include <linux/vmalloc.h> |
5c58edc6 EG |
70 | |
71 | #include "iwl-drv.h" | |
2bf65081 | 72 | #include "iwl-csr.h" |
c15797e6 | 73 | #include "iwl-debug.h" |
5c58edc6 | 74 | #include "iwl-trans.h" |
d0f76d68 | 75 | #include "iwl-op-mode.h" |
0cedacc5 | 76 | #include "iwl-agn-hw.h" |
6238b008 JB |
77 | #include "iwl-fw.h" |
78 | #include "iwl-config.h" | |
65de7e84 | 79 | #include "iwl-modparams.h" |
5c58edc6 | 80 | |
cc5f7e39 DF |
81 | /****************************************************************************** |
82 | * | |
83 | * module boiler plate | |
84 | * | |
85 | ******************************************************************************/ | |
86 | ||
cc5f7e39 | 87 | #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" |
cc5f7e39 | 88 | MODULE_DESCRIPTION(DRV_DESCRIPTION); |
cc5f7e39 DF |
89 | MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); |
90 | MODULE_LICENSE("GPL"); | |
91 | ||
9da987ac MV |
92 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
93 | static struct dentry *iwl_dbgfs_root; | |
94 | #endif | |
95 | ||
965974a6 JB |
96 | /** |
97 | * struct iwl_drv - drv common data | |
cc5f7e39 | 98 | * @list: list of drv structures using this opmode |
965974a6 | 99 | * @fw: the iwl_fw structure |
965974a6 | 100 | * @op_mode: the running op_mode |
68f360dc | 101 | * @trans: transport layer |
4b9844f5 | 102 | * @dev: for debug prints only |
68f360dc | 103 | * @cfg: configuration struct |
965974a6 JB |
104 | * @fw_index: firmware revision to try loading |
105 | * @firmware_name: composite filename of ucode file to load | |
106 | * @request_firmware_complete: the firmware has been obtained from user space | |
107 | */ | |
108 | struct iwl_drv { | |
cc5f7e39 | 109 | struct list_head list; |
965974a6 JB |
110 | struct iwl_fw fw; |
111 | ||
965974a6 | 112 | struct iwl_op_mode *op_mode; |
9130bab1 | 113 | struct iwl_trans *trans; |
4b9844f5 | 114 | struct device *dev; |
68f360dc | 115 | const struct iwl_cfg *cfg; |
965974a6 JB |
116 | |
117 | int fw_index; /* firmware we're trying to load */ | |
84b0312e | 118 | char firmware_name[32]; /* name of firmware file to load */ |
965974a6 JB |
119 | |
120 | struct completion request_firmware_complete; | |
9da987ac MV |
121 | |
122 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
123 | struct dentry *dbgfs_drv; | |
124 | struct dentry *dbgfs_trans; | |
125 | struct dentry *dbgfs_op_mode; | |
126 | #endif | |
965974a6 JB |
127 | }; |
128 | ||
8ca151b5 JB |
129 | enum { |
130 | DVM_OP_MODE = 0, | |
131 | MVM_OP_MODE = 1, | |
132 | }; | |
965974a6 | 133 | |
ff1ffb85 JB |
134 | /* Protects the table contents, i.e. the ops pointer & drv list */ |
135 | static struct mutex iwlwifi_opmode_table_mtx; | |
cc5f7e39 DF |
136 | static struct iwlwifi_opmode_table { |
137 | const char *name; /* name: iwldvm, iwlmvm, etc */ | |
138 | const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ | |
139 | struct list_head drv; /* list of devices using this op_mode */ | |
140 | } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ | |
8ca151b5 JB |
141 | [DVM_OP_MODE] = { .name = "iwldvm", .ops = NULL }, |
142 | [MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL }, | |
cc5f7e39 | 143 | }; |
965974a6 | 144 | |
762533ba DS |
145 | #define IWL_DEFAULT_SCAN_CHANNELS 40 |
146 | ||
0cedacc5 DS |
147 | /* |
148 | * struct fw_sec: Just for the image parsing proccess. | |
149 | * For the fw storage we are using struct fw_desc. | |
150 | */ | |
151 | struct fw_sec { | |
152 | const void *data; /* the sec data */ | |
153 | size_t size; /* section size */ | |
154 | u32 offset; /* offset of writing in the device */ | |
155 | }; | |
156 | ||
965974a6 | 157 | static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) |
15854ef9 | 158 | { |
83f84d7b JB |
159 | vfree(desc->data); |
160 | desc->data = NULL; | |
15854ef9 JB |
161 | desc->len = 0; |
162 | } | |
163 | ||
965974a6 | 164 | static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img) |
15854ef9 | 165 | { |
6dfa8d01 DS |
166 | int i; |
167 | for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) | |
168 | iwl_free_fw_desc(drv, &img->sec[i]); | |
15854ef9 JB |
169 | } |
170 | ||
965974a6 | 171 | static void iwl_dealloc_ucode(struct iwl_drv *drv) |
15854ef9 | 172 | { |
6dfa8d01 | 173 | int i; |
490fefeb LK |
174 | |
175 | kfree(drv->fw.dbg_dest_tlv); | |
176 | for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) | |
177 | kfree(drv->fw.dbg_conf_tlv[i]); | |
178 | ||
6dfa8d01 DS |
179 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
180 | iwl_free_fw_img(drv, drv->fw.img + i); | |
15854ef9 JB |
181 | } |
182 | ||
965974a6 | 183 | static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, |
83f84d7b | 184 | struct fw_sec *sec) |
15854ef9 | 185 | { |
83f84d7b JB |
186 | void *data; |
187 | ||
188 | desc->data = NULL; | |
189 | ||
190 | if (!sec || !sec->size) | |
15854ef9 | 191 | return -EINVAL; |
15854ef9 | 192 | |
83f84d7b JB |
193 | data = vmalloc(sec->size); |
194 | if (!data) | |
15854ef9 JB |
195 | return -ENOMEM; |
196 | ||
0cedacc5 DS |
197 | desc->len = sec->size; |
198 | desc->offset = sec->offset; | |
83f84d7b JB |
199 | memcpy(data, sec->data, desc->len); |
200 | desc->data = data; | |
201 | ||
15854ef9 JB |
202 | return 0; |
203 | } | |
204 | ||
1c8e11e1 EG |
205 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, |
206 | void *context); | |
15854ef9 JB |
207 | |
208 | #define UCODE_EXPERIMENTAL_INDEX 100 | |
209 | #define UCODE_EXPERIMENTAL_TAG "exp" | |
210 | ||
965974a6 | 211 | static int iwl_request_firmware(struct iwl_drv *drv, bool first) |
15854ef9 | 212 | { |
68f360dc | 213 | const char *name_pre = drv->cfg->fw_name_pre; |
15854ef9 JB |
214 | char tag[8]; |
215 | ||
216 | if (first) { | |
217 | #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE | |
965974a6 | 218 | drv->fw_index = UCODE_EXPERIMENTAL_INDEX; |
15854ef9 | 219 | strcpy(tag, UCODE_EXPERIMENTAL_TAG); |
965974a6 | 220 | } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { |
15854ef9 | 221 | #endif |
68f360dc | 222 | drv->fw_index = drv->cfg->ucode_api_max; |
965974a6 | 223 | sprintf(tag, "%d", drv->fw_index); |
15854ef9 | 224 | } else { |
965974a6 JB |
225 | drv->fw_index--; |
226 | sprintf(tag, "%d", drv->fw_index); | |
15854ef9 JB |
227 | } |
228 | ||
68f360dc | 229 | if (drv->fw_index < drv->cfg->ucode_api_min) { |
965974a6 | 230 | IWL_ERR(drv, "no suitable firmware found!\n"); |
15854ef9 JB |
231 | return -ENOENT; |
232 | } | |
233 | ||
84b0312e LK |
234 | snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", |
235 | name_pre, tag); | |
15854ef9 | 236 | |
2bf65081 LK |
237 | /* |
238 | * Starting 8000B - FW name format has changed. This overwrites the | |
239 | * previous name and uses the new format. | |
240 | */ | |
241 | if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { | |
242 | char rev_step[2] = { | |
243 | 'A' + CSR_HW_REV_STEP(drv->trans->hw_rev), 0 | |
244 | }; | |
245 | ||
246 | /* A-step doesn't have an indication */ | |
247 | if (CSR_HW_REV_STEP(drv->trans->hw_rev) == SILICON_A_STEP) | |
248 | rev_step[0] = 0; | |
249 | ||
250 | snprintf(drv->firmware_name, sizeof(drv->firmware_name), | |
251 | "%s%s-%s.ucode", name_pre, rev_step, tag); | |
252 | } | |
253 | ||
965974a6 JB |
254 | IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", |
255 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) | |
15854ef9 | 256 | ? "EXPERIMENTAL " : "", |
965974a6 | 257 | drv->firmware_name); |
15854ef9 | 258 | |
965974a6 | 259 | return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, |
93faaeea | 260 | drv->trans->dev, |
1c8e11e1 | 261 | GFP_KERNEL, drv, iwl_req_fw_callback); |
15854ef9 JB |
262 | } |
263 | ||
0cedacc5 | 264 | struct fw_img_parsing { |
6dfa8d01 | 265 | struct fw_sec sec[IWL_UCODE_SECTION_MAX]; |
0cedacc5 DS |
266 | int sec_counter; |
267 | }; | |
268 | ||
ed8c8365 DS |
269 | /* |
270 | * struct fw_sec_parsing: to extract fw section and it's offset from tlv | |
271 | */ | |
272 | struct fw_sec_parsing { | |
273 | __le32 offset; | |
274 | const u8 data[]; | |
275 | } __packed; | |
276 | ||
277 | /** | |
278 | * struct iwl_tlv_calib_data - parse the default calib data from TLV | |
279 | * | |
280 | * @ucode_type: the uCode to which the following default calib relates. | |
281 | * @calib: default calibrations. | |
282 | */ | |
283 | struct iwl_tlv_calib_data { | |
284 | __le32 ucode_type; | |
aa2b1770 | 285 | struct iwl_tlv_calib_ctrl calib; |
ed8c8365 DS |
286 | } __packed; |
287 | ||
0cedacc5 DS |
288 | struct iwl_firmware_pieces { |
289 | struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; | |
15854ef9 JB |
290 | |
291 | u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; | |
292 | u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; | |
490fefeb LK |
293 | |
294 | /* FW debug data parsed for driver usage */ | |
295 | struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; | |
296 | struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_MAX]; | |
297 | size_t dbg_conf_tlv_len[FW_DBG_MAX]; | |
15854ef9 JB |
298 | }; |
299 | ||
0cedacc5 DS |
300 | /* |
301 | * These functions are just to extract uCode section data from the pieces | |
302 | * structure. | |
303 | */ | |
304 | static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, | |
305 | enum iwl_ucode_type type, | |
306 | int sec) | |
307 | { | |
308 | return &pieces->img[type].sec[sec]; | |
309 | } | |
310 | ||
311 | static void set_sec_data(struct iwl_firmware_pieces *pieces, | |
312 | enum iwl_ucode_type type, | |
313 | int sec, | |
314 | const void *data) | |
315 | { | |
316 | pieces->img[type].sec[sec].data = data; | |
317 | } | |
318 | ||
319 | static void set_sec_size(struct iwl_firmware_pieces *pieces, | |
320 | enum iwl_ucode_type type, | |
321 | int sec, | |
322 | size_t size) | |
323 | { | |
324 | pieces->img[type].sec[sec].size = size; | |
325 | } | |
326 | ||
327 | static size_t get_sec_size(struct iwl_firmware_pieces *pieces, | |
328 | enum iwl_ucode_type type, | |
329 | int sec) | |
330 | { | |
331 | return pieces->img[type].sec[sec].size; | |
332 | } | |
333 | ||
334 | static void set_sec_offset(struct iwl_firmware_pieces *pieces, | |
335 | enum iwl_ucode_type type, | |
336 | int sec, | |
337 | u32 offset) | |
338 | { | |
339 | pieces->img[type].sec[sec].offset = offset; | |
340 | } | |
341 | ||
e36e5433 MS |
342 | static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len) |
343 | { | |
344 | int i, j; | |
345 | struct iwl_fw_cscheme_list *l = (struct iwl_fw_cscheme_list *)data; | |
346 | struct iwl_fw_cipher_scheme *fwcs; | |
347 | struct ieee80211_cipher_scheme *cs; | |
348 | u32 cipher; | |
349 | ||
350 | if (len < sizeof(*l) || | |
351 | len < sizeof(l->size) + l->size * sizeof(l->cs[0])) | |
352 | return -EINVAL; | |
353 | ||
354 | for (i = 0, j = 0; i < IWL_UCODE_MAX_CS && i < l->size; i++) { | |
355 | fwcs = &l->cs[j]; | |
356 | cipher = le32_to_cpu(fwcs->cipher); | |
357 | ||
358 | /* we skip schemes with zero cipher suite selector */ | |
359 | if (!cipher) | |
360 | continue; | |
361 | ||
362 | cs = &fw->cs[j++]; | |
363 | cs->cipher = cipher; | |
364 | cs->iftype = BIT(NL80211_IFTYPE_STATION); | |
365 | cs->hdr_len = fwcs->hdr_len; | |
366 | cs->pn_len = fwcs->pn_len; | |
367 | cs->pn_off = fwcs->pn_off; | |
368 | cs->key_idx_off = fwcs->key_idx_off; | |
369 | cs->key_idx_mask = fwcs->key_idx_mask; | |
370 | cs->key_idx_shift = fwcs->key_idx_shift; | |
371 | cs->mic_len = fwcs->mic_len; | |
372 | } | |
373 | ||
374 | return 0; | |
375 | } | |
376 | ||
ed8c8365 DS |
377 | /* |
378 | * Gets uCode section from tlv. | |
379 | */ | |
380 | static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, | |
381 | const void *data, enum iwl_ucode_type type, | |
382 | int size) | |
383 | { | |
384 | struct fw_img_parsing *img; | |
385 | struct fw_sec *sec; | |
386 | struct fw_sec_parsing *sec_parse; | |
387 | ||
388 | if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) | |
389 | return -1; | |
390 | ||
391 | sec_parse = (struct fw_sec_parsing *)data; | |
392 | ||
393 | img = &pieces->img[type]; | |
394 | sec = &img->sec[img->sec_counter]; | |
395 | ||
396 | sec->offset = le32_to_cpu(sec_parse->offset); | |
397 | sec->data = sec_parse->data; | |
1176f431 | 398 | sec->size = size - sizeof(sec_parse->offset); |
ed8c8365 DS |
399 | |
400 | ++img->sec_counter; | |
401 | ||
402 | return 0; | |
403 | } | |
404 | ||
405 | static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) | |
406 | { | |
407 | struct iwl_tlv_calib_data *def_calib = | |
408 | (struct iwl_tlv_calib_data *)data; | |
409 | u32 ucode_type = le32_to_cpu(def_calib->ucode_type); | |
410 | if (ucode_type >= IWL_UCODE_TYPE_MAX) { | |
411 | IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", | |
412 | ucode_type); | |
413 | return -EINVAL; | |
414 | } | |
aa2b1770 JB |
415 | drv->fw.default_calib[ucode_type].flow_trigger = |
416 | def_calib->calib.flow_trigger; | |
417 | drv->fw.default_calib[ucode_type].event_trigger = | |
418 | def_calib->calib.event_trigger; | |
419 | ||
ed8c8365 DS |
420 | return 0; |
421 | } | |
422 | ||
a2978b11 EH |
423 | static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, |
424 | struct iwl_ucode_capabilities *capa) | |
425 | { | |
426 | const struct iwl_ucode_api *ucode_api = (void *)data; | |
427 | u32 api_index = le32_to_cpu(ucode_api->api_index); | |
428 | ||
429 | if (api_index >= IWL_API_ARRAY_SIZE) { | |
430 | IWL_ERR(drv, "api_index larger than supported by driver\n"); | |
431 | return -EINVAL; | |
432 | } | |
433 | ||
434 | capa->api[api_index] = le32_to_cpu(ucode_api->api_flags); | |
435 | ||
436 | return 0; | |
437 | } | |
438 | ||
439 | static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, | |
440 | struct iwl_ucode_capabilities *capa) | |
441 | { | |
442 | const struct iwl_ucode_capa *ucode_capa = (void *)data; | |
443 | u32 api_index = le32_to_cpu(ucode_capa->api_index); | |
444 | ||
445 | if (api_index >= IWL_CAPABILITIES_ARRAY_SIZE) { | |
446 | IWL_ERR(drv, "api_index larger than supported by driver\n"); | |
447 | return -EINVAL; | |
448 | } | |
449 | ||
450 | capa->capa[api_index] = le32_to_cpu(ucode_capa->api_capa); | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
965974a6 | 455 | static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, |
0cedacc5 DS |
456 | const struct firmware *ucode_raw, |
457 | struct iwl_firmware_pieces *pieces) | |
15854ef9 JB |
458 | { |
459 | struct iwl_ucode_header *ucode = (void *)ucode_raw->data; | |
460 | u32 api_ver, hdr_size, build; | |
461 | char buildstr[25]; | |
462 | const u8 *src; | |
463 | ||
965974a6 JB |
464 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
465 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); | |
15854ef9 JB |
466 | |
467 | switch (api_ver) { | |
468 | default: | |
469 | hdr_size = 28; | |
470 | if (ucode_raw->size < hdr_size) { | |
965974a6 | 471 | IWL_ERR(drv, "File size too small!\n"); |
15854ef9 JB |
472 | return -EINVAL; |
473 | } | |
474 | build = le32_to_cpu(ucode->u.v2.build); | |
0cedacc5 DS |
475 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
476 | le32_to_cpu(ucode->u.v2.inst_size)); | |
477 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
478 | le32_to_cpu(ucode->u.v2.data_size)); | |
479 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
480 | le32_to_cpu(ucode->u.v2.init_size)); | |
481 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
482 | le32_to_cpu(ucode->u.v2.init_data_size)); | |
15854ef9 JB |
483 | src = ucode->u.v2.data; |
484 | break; | |
485 | case 0: | |
486 | case 1: | |
487 | case 2: | |
488 | hdr_size = 24; | |
489 | if (ucode_raw->size < hdr_size) { | |
965974a6 | 490 | IWL_ERR(drv, "File size too small!\n"); |
15854ef9 JB |
491 | return -EINVAL; |
492 | } | |
493 | build = 0; | |
0cedacc5 DS |
494 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
495 | le32_to_cpu(ucode->u.v1.inst_size)); | |
496 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
497 | le32_to_cpu(ucode->u.v1.data_size)); | |
498 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
499 | le32_to_cpu(ucode->u.v1.init_size)); | |
500 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
501 | le32_to_cpu(ucode->u.v1.init_data_size)); | |
15854ef9 JB |
502 | src = ucode->u.v1.data; |
503 | break; | |
504 | } | |
505 | ||
506 | if (build) | |
507 | sprintf(buildstr, " build %u%s", build, | |
965974a6 | 508 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
15854ef9 JB |
509 | ? " (EXP)" : ""); |
510 | else | |
511 | buildstr[0] = '\0'; | |
512 | ||
965974a6 JB |
513 | snprintf(drv->fw.fw_version, |
514 | sizeof(drv->fw.fw_version), | |
15854ef9 | 515 | "%u.%u.%u.%u%s", |
965974a6 JB |
516 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
517 | IWL_UCODE_MINOR(drv->fw.ucode_ver), | |
518 | IWL_UCODE_API(drv->fw.ucode_ver), | |
519 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), | |
15854ef9 JB |
520 | buildstr); |
521 | ||
522 | /* Verify size of file vs. image size info in file's header */ | |
0cedacc5 DS |
523 | |
524 | if (ucode_raw->size != hdr_size + | |
525 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + | |
526 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + | |
527 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + | |
528 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { | |
15854ef9 | 529 | |
965974a6 | 530 | IWL_ERR(drv, |
15854ef9 JB |
531 | "uCode file size %d does not match expected size\n", |
532 | (int)ucode_raw->size); | |
533 | return -EINVAL; | |
534 | } | |
535 | ||
15854ef9 | 536 | |
0cedacc5 DS |
537 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); |
538 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); | |
539 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, | |
540 | IWLAGN_RTC_INST_LOWER_BOUND); | |
541 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); | |
542 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); | |
543 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, | |
544 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
545 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); | |
546 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); | |
547 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, | |
548 | IWLAGN_RTC_INST_LOWER_BOUND); | |
549 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); | |
550 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); | |
551 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, | |
552 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
553 | return 0; |
554 | } | |
555 | ||
965974a6 | 556 | static int iwl_parse_tlv_firmware(struct iwl_drv *drv, |
15854ef9 | 557 | const struct firmware *ucode_raw, |
0cedacc5 | 558 | struct iwl_firmware_pieces *pieces, |
15854ef9 JB |
559 | struct iwl_ucode_capabilities *capa) |
560 | { | |
561 | struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; | |
562 | struct iwl_ucode_tlv *tlv; | |
563 | size_t len = ucode_raw->size; | |
564 | const u8 *data; | |
15854ef9 JB |
565 | u32 tlv_len; |
566 | enum iwl_ucode_tlv_type tlv_type; | |
567 | const u8 *tlv_data; | |
568 | char buildstr[25]; | |
569 | u32 build; | |
e2d6f4e7 | 570 | int num_of_cpus; |
61df750c EH |
571 | bool usniffer_images = false; |
572 | bool usniffer_req = false; | |
15854ef9 JB |
573 | |
574 | if (len < sizeof(*ucode)) { | |
965974a6 | 575 | IWL_ERR(drv, "uCode has invalid length: %zd\n", len); |
15854ef9 JB |
576 | return -EINVAL; |
577 | } | |
578 | ||
579 | if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { | |
965974a6 | 580 | IWL_ERR(drv, "invalid uCode magic: 0X%x\n", |
15854ef9 JB |
581 | le32_to_cpu(ucode->magic)); |
582 | return -EINVAL; | |
583 | } | |
584 | ||
965974a6 | 585 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
06ddbf5a EG |
586 | memcpy(drv->fw.human_readable, ucode->human_readable, |
587 | sizeof(drv->fw.human_readable)); | |
15854ef9 JB |
588 | build = le32_to_cpu(ucode->build); |
589 | ||
590 | if (build) | |
591 | sprintf(buildstr, " build %u%s", build, | |
965974a6 | 592 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
15854ef9 JB |
593 | ? " (EXP)" : ""); |
594 | else | |
595 | buildstr[0] = '\0'; | |
596 | ||
965974a6 JB |
597 | snprintf(drv->fw.fw_version, |
598 | sizeof(drv->fw.fw_version), | |
15854ef9 | 599 | "%u.%u.%u.%u%s", |
965974a6 JB |
600 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
601 | IWL_UCODE_MINOR(drv->fw.ucode_ver), | |
602 | IWL_UCODE_API(drv->fw.ucode_ver), | |
603 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), | |
15854ef9 JB |
604 | buildstr); |
605 | ||
606 | data = ucode->data; | |
607 | ||
608 | len -= sizeof(*ucode); | |
609 | ||
610 | while (len >= sizeof(*tlv)) { | |
15854ef9 JB |
611 | len -= sizeof(*tlv); |
612 | tlv = (void *)data; | |
613 | ||
614 | tlv_len = le32_to_cpu(tlv->length); | |
0479c19d | 615 | tlv_type = le32_to_cpu(tlv->type); |
15854ef9 JB |
616 | tlv_data = tlv->data; |
617 | ||
618 | if (len < tlv_len) { | |
965974a6 | 619 | IWL_ERR(drv, "invalid TLV len: %zd/%u\n", |
15854ef9 JB |
620 | len, tlv_len); |
621 | return -EINVAL; | |
622 | } | |
623 | len -= ALIGN(tlv_len, 4); | |
624 | data += sizeof(*tlv) + ALIGN(tlv_len, 4); | |
625 | ||
15854ef9 JB |
626 | switch (tlv_type) { |
627 | case IWL_UCODE_TLV_INST: | |
0cedacc5 DS |
628 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
629 | IWL_UCODE_SECTION_INST, tlv_data); | |
630 | set_sec_size(pieces, IWL_UCODE_REGULAR, | |
631 | IWL_UCODE_SECTION_INST, tlv_len); | |
632 | set_sec_offset(pieces, IWL_UCODE_REGULAR, | |
633 | IWL_UCODE_SECTION_INST, | |
634 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
635 | break; |
636 | case IWL_UCODE_TLV_DATA: | |
0cedacc5 DS |
637 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
638 | IWL_UCODE_SECTION_DATA, tlv_data); | |
639 | set_sec_size(pieces, IWL_UCODE_REGULAR, | |
640 | IWL_UCODE_SECTION_DATA, tlv_len); | |
641 | set_sec_offset(pieces, IWL_UCODE_REGULAR, | |
642 | IWL_UCODE_SECTION_DATA, | |
643 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
644 | break; |
645 | case IWL_UCODE_TLV_INIT: | |
0cedacc5 DS |
646 | set_sec_data(pieces, IWL_UCODE_INIT, |
647 | IWL_UCODE_SECTION_INST, tlv_data); | |
648 | set_sec_size(pieces, IWL_UCODE_INIT, | |
649 | IWL_UCODE_SECTION_INST, tlv_len); | |
650 | set_sec_offset(pieces, IWL_UCODE_INIT, | |
651 | IWL_UCODE_SECTION_INST, | |
652 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
653 | break; |
654 | case IWL_UCODE_TLV_INIT_DATA: | |
0cedacc5 DS |
655 | set_sec_data(pieces, IWL_UCODE_INIT, |
656 | IWL_UCODE_SECTION_DATA, tlv_data); | |
657 | set_sec_size(pieces, IWL_UCODE_INIT, | |
658 | IWL_UCODE_SECTION_DATA, tlv_len); | |
659 | set_sec_offset(pieces, IWL_UCODE_INIT, | |
660 | IWL_UCODE_SECTION_DATA, | |
661 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
662 | break; |
663 | case IWL_UCODE_TLV_BOOT: | |
965974a6 | 664 | IWL_ERR(drv, "Found unexpected BOOT ucode\n"); |
15854ef9 JB |
665 | break; |
666 | case IWL_UCODE_TLV_PROBE_MAX_LEN: | |
667 | if (tlv_len != sizeof(u32)) | |
668 | goto invalid_tlv_len; | |
669 | capa->max_probe_length = | |
670 | le32_to_cpup((__le32 *)tlv_data); | |
671 | break; | |
672 | case IWL_UCODE_TLV_PAN: | |
673 | if (tlv_len) | |
674 | goto invalid_tlv_len; | |
675 | capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; | |
676 | break; | |
677 | case IWL_UCODE_TLV_FLAGS: | |
678 | /* must be at least one u32 */ | |
679 | if (tlv_len < sizeof(u32)) | |
680 | goto invalid_tlv_len; | |
681 | /* and a proper number of u32s */ | |
682 | if (tlv_len % sizeof(u32)) | |
683 | goto invalid_tlv_len; | |
684 | /* | |
685 | * This driver only reads the first u32 as | |
686 | * right now no more features are defined, | |
687 | * if that changes then either the driver | |
688 | * will not work with the new firmware, or | |
689 | * it'll not take advantage of new features. | |
690 | */ | |
691 | capa->flags = le32_to_cpup((__le32 *)tlv_data); | |
692 | break; | |
a2978b11 EH |
693 | case IWL_UCODE_TLV_API_CHANGES_SET: |
694 | if (tlv_len != sizeof(struct iwl_ucode_api)) | |
695 | goto invalid_tlv_len; | |
696 | if (iwl_set_ucode_api_flags(drv, tlv_data, capa)) | |
697 | goto tlv_error; | |
698 | break; | |
699 | case IWL_UCODE_TLV_ENABLED_CAPABILITIES: | |
700 | if (tlv_len != sizeof(struct iwl_ucode_capa)) | |
701 | goto invalid_tlv_len; | |
702 | if (iwl_set_ucode_capabilities(drv, tlv_data, capa)) | |
703 | goto tlv_error; | |
704 | break; | |
15854ef9 JB |
705 | case IWL_UCODE_TLV_INIT_EVTLOG_PTR: |
706 | if (tlv_len != sizeof(u32)) | |
707 | goto invalid_tlv_len; | |
708 | pieces->init_evtlog_ptr = | |
709 | le32_to_cpup((__le32 *)tlv_data); | |
710 | break; | |
711 | case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: | |
712 | if (tlv_len != sizeof(u32)) | |
713 | goto invalid_tlv_len; | |
714 | pieces->init_evtlog_size = | |
715 | le32_to_cpup((__le32 *)tlv_data); | |
716 | break; | |
717 | case IWL_UCODE_TLV_INIT_ERRLOG_PTR: | |
718 | if (tlv_len != sizeof(u32)) | |
719 | goto invalid_tlv_len; | |
720 | pieces->init_errlog_ptr = | |
721 | le32_to_cpup((__le32 *)tlv_data); | |
722 | break; | |
723 | case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: | |
724 | if (tlv_len != sizeof(u32)) | |
725 | goto invalid_tlv_len; | |
726 | pieces->inst_evtlog_ptr = | |
727 | le32_to_cpup((__le32 *)tlv_data); | |
728 | break; | |
729 | case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: | |
730 | if (tlv_len != sizeof(u32)) | |
731 | goto invalid_tlv_len; | |
732 | pieces->inst_evtlog_size = | |
733 | le32_to_cpup((__le32 *)tlv_data); | |
734 | break; | |
735 | case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: | |
736 | if (tlv_len != sizeof(u32)) | |
737 | goto invalid_tlv_len; | |
738 | pieces->inst_errlog_ptr = | |
739 | le32_to_cpup((__le32 *)tlv_data); | |
740 | break; | |
741 | case IWL_UCODE_TLV_ENHANCE_SENS_TBL: | |
742 | if (tlv_len) | |
743 | goto invalid_tlv_len; | |
965974a6 | 744 | drv->fw.enhance_sensitivity_table = true; |
15854ef9 JB |
745 | break; |
746 | case IWL_UCODE_TLV_WOWLAN_INST: | |
0cedacc5 DS |
747 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
748 | IWL_UCODE_SECTION_INST, tlv_data); | |
749 | set_sec_size(pieces, IWL_UCODE_WOWLAN, | |
750 | IWL_UCODE_SECTION_INST, tlv_len); | |
751 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, | |
752 | IWL_UCODE_SECTION_INST, | |
753 | IWLAGN_RTC_INST_LOWER_BOUND); | |
15854ef9 JB |
754 | break; |
755 | case IWL_UCODE_TLV_WOWLAN_DATA: | |
0cedacc5 DS |
756 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
757 | IWL_UCODE_SECTION_DATA, tlv_data); | |
758 | set_sec_size(pieces, IWL_UCODE_WOWLAN, | |
759 | IWL_UCODE_SECTION_DATA, tlv_len); | |
760 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, | |
761 | IWL_UCODE_SECTION_DATA, | |
762 | IWLAGN_RTC_DATA_LOWER_BOUND); | |
15854ef9 JB |
763 | break; |
764 | case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: | |
765 | if (tlv_len != sizeof(u32)) | |
766 | goto invalid_tlv_len; | |
767 | capa->standard_phy_calibration_size = | |
768 | le32_to_cpup((__le32 *)tlv_data); | |
769 | break; | |
ed8c8365 DS |
770 | case IWL_UCODE_TLV_SEC_RT: |
771 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, | |
772 | tlv_len); | |
4db2c9ae | 773 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
774 | break; |
775 | case IWL_UCODE_TLV_SEC_INIT: | |
776 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, | |
777 | tlv_len); | |
4db2c9ae | 778 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
779 | break; |
780 | case IWL_UCODE_TLV_SEC_WOWLAN: | |
781 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, | |
782 | tlv_len); | |
4db2c9ae | 783 | drv->fw.mvm_fw = true; |
ed8c8365 DS |
784 | break; |
785 | case IWL_UCODE_TLV_DEF_CALIB: | |
786 | if (tlv_len != sizeof(struct iwl_tlv_calib_data)) | |
787 | goto invalid_tlv_len; | |
788 | if (iwl_set_default_calib(drv, tlv_data)) | |
789 | goto tlv_error; | |
790 | break; | |
791 | case IWL_UCODE_TLV_PHY_SKU: | |
792 | if (tlv_len != sizeof(u32)) | |
793 | goto invalid_tlv_len; | |
794 | drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); | |
77db0a3c EH |
795 | drv->fw.valid_tx_ant = (drv->fw.phy_config & |
796 | FW_PHY_CFG_TX_CHAIN) >> | |
797 | FW_PHY_CFG_TX_CHAIN_POS; | |
798 | drv->fw.valid_rx_ant = (drv->fw.phy_config & | |
799 | FW_PHY_CFG_RX_CHAIN) >> | |
800 | FW_PHY_CFG_RX_CHAIN_POS; | |
ed8c8365 | 801 | break; |
e2d6f4e7 EH |
802 | case IWL_UCODE_TLV_SECURE_SEC_RT: |
803 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, | |
804 | tlv_len); | |
805 | drv->fw.mvm_fw = true; | |
e2d6f4e7 EH |
806 | break; |
807 | case IWL_UCODE_TLV_SECURE_SEC_INIT: | |
808 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, | |
809 | tlv_len); | |
810 | drv->fw.mvm_fw = true; | |
e2d6f4e7 EH |
811 | break; |
812 | case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: | |
813 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, | |
814 | tlv_len); | |
815 | drv->fw.mvm_fw = true; | |
e2d6f4e7 EH |
816 | break; |
817 | case IWL_UCODE_TLV_NUM_OF_CPU: | |
818 | if (tlv_len != sizeof(u32)) | |
819 | goto invalid_tlv_len; | |
820 | num_of_cpus = | |
821 | le32_to_cpup((__le32 *)tlv_data); | |
822 | ||
823 | if (num_of_cpus == 2) { | |
824 | drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus = | |
825 | true; | |
826 | drv->fw.img[IWL_UCODE_INIT].is_dual_cpus = | |
827 | true; | |
828 | drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus = | |
829 | true; | |
830 | } else if ((num_of_cpus > 2) || (num_of_cpus < 1)) { | |
831 | IWL_ERR(drv, "Driver support upto 2 CPUs\n"); | |
832 | return -EINVAL; | |
833 | } | |
834 | break; | |
e36e5433 MS |
835 | case IWL_UCODE_TLV_CSCHEME: |
836 | if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len)) | |
837 | goto invalid_tlv_len; | |
838 | break; | |
762533ba DS |
839 | case IWL_UCODE_TLV_N_SCAN_CHANNELS: |
840 | if (tlv_len != sizeof(u32)) | |
841 | goto invalid_tlv_len; | |
842 | capa->n_scan_channels = | |
843 | le32_to_cpup((__le32 *)tlv_data); | |
844 | break; | |
490fefeb LK |
845 | case IWL_UCODE_TLV_FW_DBG_DEST: { |
846 | struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; | |
847 | ||
848 | if (pieces->dbg_dest_tlv) { | |
849 | IWL_ERR(drv, | |
850 | "dbg destination ignored, already exists\n"); | |
851 | break; | |
852 | } | |
853 | ||
854 | pieces->dbg_dest_tlv = dest; | |
855 | IWL_INFO(drv, "Found debug destination: %s\n", | |
856 | get_fw_dbg_mode_string(dest->monitor_mode)); | |
857 | ||
858 | drv->fw.dbg_dest_reg_num = | |
859 | tlv_len - offsetof(struct iwl_fw_dbg_dest_tlv, | |
860 | reg_ops); | |
861 | drv->fw.dbg_dest_reg_num /= | |
862 | sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]); | |
863 | ||
864 | break; | |
865 | } | |
866 | case IWL_UCODE_TLV_FW_DBG_CONF: { | |
867 | struct iwl_fw_dbg_conf_tlv *conf = (void *)tlv_data; | |
868 | ||
869 | if (!pieces->dbg_dest_tlv) { | |
870 | IWL_ERR(drv, | |
871 | "Ignore dbg config %d - no destination configured\n", | |
872 | conf->id); | |
873 | break; | |
874 | } | |
875 | ||
876 | if (conf->id >= ARRAY_SIZE(drv->fw.dbg_conf_tlv)) { | |
877 | IWL_ERR(drv, | |
878 | "Skip unknown configuration: %d\n", | |
879 | conf->id); | |
880 | break; | |
881 | } | |
882 | ||
883 | if (pieces->dbg_conf_tlv[conf->id]) { | |
884 | IWL_ERR(drv, | |
885 | "Ignore duplicate dbg config %d\n", | |
886 | conf->id); | |
887 | break; | |
888 | } | |
889 | ||
61df750c EH |
890 | if (conf->usniffer) |
891 | usniffer_req = true; | |
892 | ||
490fefeb LK |
893 | IWL_INFO(drv, "Found debug configuration: %d\n", |
894 | conf->id); | |
895 | ||
896 | pieces->dbg_conf_tlv[conf->id] = conf; | |
897 | pieces->dbg_conf_tlv_len[conf->id] = tlv_len; | |
898 | break; | |
899 | } | |
61df750c EH |
900 | case IWL_UCODE_TLV_SEC_RT_USNIFFER: |
901 | usniffer_images = true; | |
902 | iwl_store_ucode_sec(pieces, tlv_data, | |
903 | IWL_UCODE_REGULAR_USNIFFER, | |
904 | tlv_len); | |
905 | break; | |
15854ef9 | 906 | default: |
965974a6 | 907 | IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); |
15854ef9 JB |
908 | break; |
909 | } | |
910 | } | |
911 | ||
61df750c EH |
912 | if (usniffer_req && !usniffer_images) { |
913 | IWL_ERR(drv, | |
914 | "user selected to work with usniffer but usniffer image isn't available in ucode package\n"); | |
915 | return -EINVAL; | |
916 | } | |
917 | ||
15854ef9 | 918 | if (len) { |
965974a6 JB |
919 | IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); |
920 | iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); | |
15854ef9 JB |
921 | return -EINVAL; |
922 | } | |
923 | ||
924 | return 0; | |
925 | ||
926 | invalid_tlv_len: | |
965974a6 | 927 | IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len); |
ed8c8365 | 928 | tlv_error: |
965974a6 | 929 | iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); |
15854ef9 JB |
930 | |
931 | return -EINVAL; | |
932 | } | |
933 | ||
75813bde JB |
934 | static int iwl_alloc_ucode(struct iwl_drv *drv, |
935 | struct iwl_firmware_pieces *pieces, | |
936 | enum iwl_ucode_type type) | |
6dfa8d01 DS |
937 | { |
938 | int i; | |
939 | for (i = 0; | |
940 | i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); | |
941 | i++) | |
942 | if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), | |
75813bde JB |
943 | get_sec(pieces, type, i))) |
944 | return -ENOMEM; | |
6dfa8d01 DS |
945 | return 0; |
946 | } | |
947 | ||
948 | static int validate_sec_sizes(struct iwl_drv *drv, | |
949 | struct iwl_firmware_pieces *pieces, | |
950 | const struct iwl_cfg *cfg) | |
951 | { | |
952 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", | |
953 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
954 | IWL_UCODE_SECTION_INST)); | |
955 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", | |
956 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
957 | IWL_UCODE_SECTION_DATA)); | |
958 | IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", | |
959 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); | |
960 | IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", | |
961 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); | |
962 | ||
963 | /* Verify that uCode images will fit in card's SRAM. */ | |
964 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > | |
965 | cfg->max_inst_size) { | |
966 | IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", | |
967 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
968 | IWL_UCODE_SECTION_INST)); | |
969 | return -1; | |
970 | } | |
971 | ||
972 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > | |
973 | cfg->max_data_size) { | |
974 | IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", | |
975 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
976 | IWL_UCODE_SECTION_DATA)); | |
977 | return -1; | |
978 | } | |
979 | ||
980 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > | |
981 | cfg->max_inst_size) { | |
982 | IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", | |
983 | get_sec_size(pieces, IWL_UCODE_INIT, | |
984 | IWL_UCODE_SECTION_INST)); | |
985 | return -1; | |
986 | } | |
987 | ||
988 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > | |
989 | cfg->max_data_size) { | |
990 | IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", | |
991 | get_sec_size(pieces, IWL_UCODE_REGULAR, | |
992 | IWL_UCODE_SECTION_DATA)); | |
993 | return -1; | |
994 | } | |
995 | return 0; | |
996 | } | |
997 | ||
9da987ac MV |
998 | static struct iwl_op_mode * |
999 | _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) | |
1000 | { | |
1001 | const struct iwl_op_mode_ops *ops = op->ops; | |
1002 | struct dentry *dbgfs_dir = NULL; | |
1003 | struct iwl_op_mode *op_mode = NULL; | |
1004 | ||
1005 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1006 | drv->dbgfs_op_mode = debugfs_create_dir(op->name, | |
1007 | drv->dbgfs_drv); | |
1008 | if (!drv->dbgfs_op_mode) { | |
1009 | IWL_ERR(drv, | |
1010 | "failed to create opmode debugfs directory\n"); | |
1011 | return op_mode; | |
1012 | } | |
1013 | dbgfs_dir = drv->dbgfs_op_mode; | |
1014 | #endif | |
1015 | ||
1016 | op_mode = ops->start(drv->trans, drv->cfg, &drv->fw, dbgfs_dir); | |
1017 | ||
1018 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1019 | if (!op_mode) { | |
1020 | debugfs_remove_recursive(drv->dbgfs_op_mode); | |
1021 | drv->dbgfs_op_mode = NULL; | |
1022 | } | |
1023 | #endif | |
1024 | ||
1025 | return op_mode; | |
1026 | } | |
1027 | ||
1028 | static void _iwl_op_mode_stop(struct iwl_drv *drv) | |
1029 | { | |
1030 | /* op_mode can be NULL if its start failed */ | |
1031 | if (drv->op_mode) { | |
1032 | iwl_op_mode_stop(drv->op_mode); | |
1033 | drv->op_mode = NULL; | |
1034 | ||
1035 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1036 | debugfs_remove_recursive(drv->dbgfs_op_mode); | |
1037 | drv->dbgfs_op_mode = NULL; | |
1038 | #endif | |
1039 | } | |
1040 | } | |
1041 | ||
15854ef9 | 1042 | /** |
1c8e11e1 | 1043 | * iwl_req_fw_callback - callback when firmware was loaded |
15854ef9 JB |
1044 | * |
1045 | * If loaded successfully, copies the firmware into buffers | |
1046 | * for the card to fetch (via DMA). | |
1047 | */ | |
1c8e11e1 | 1048 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) |
15854ef9 | 1049 | { |
965974a6 | 1050 | struct iwl_drv *drv = context; |
965974a6 | 1051 | struct iwl_fw *fw = &drv->fw; |
15854ef9 | 1052 | struct iwl_ucode_header *ucode; |
cc5f7e39 | 1053 | struct iwlwifi_opmode_table *op; |
15854ef9 | 1054 | int err; |
490fefeb | 1055 | struct iwl_firmware_pieces *pieces; |
68f360dc EG |
1056 | const unsigned int api_max = drv->cfg->ucode_api_max; |
1057 | unsigned int api_ok = drv->cfg->ucode_api_ok; | |
1058 | const unsigned int api_min = drv->cfg->ucode_api_min; | |
15854ef9 | 1059 | u32 api_ver; |
6dfa8d01 | 1060 | int i; |
d4b10483 | 1061 | bool load_module = false; |
15854ef9 | 1062 | |
66140adc | 1063 | fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; |
15854ef9 JB |
1064 | fw->ucode_capa.standard_phy_calibration_size = |
1065 | IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; | |
762533ba | 1066 | fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS; |
15854ef9 JB |
1067 | |
1068 | if (!api_ok) | |
1069 | api_ok = api_max; | |
1070 | ||
490fefeb LK |
1071 | pieces = kzalloc(sizeof(*pieces), GFP_KERNEL); |
1072 | if (!pieces) | |
1073 | return; | |
15854ef9 JB |
1074 | |
1075 | if (!ucode_raw) { | |
965974a6 JB |
1076 | if (drv->fw_index <= api_ok) |
1077 | IWL_ERR(drv, | |
15854ef9 | 1078 | "request for firmware file '%s' failed.\n", |
965974a6 | 1079 | drv->firmware_name); |
15854ef9 JB |
1080 | goto try_again; |
1081 | } | |
1082 | ||
965974a6 JB |
1083 | IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", |
1084 | drv->firmware_name, ucode_raw->size); | |
15854ef9 JB |
1085 | |
1086 | /* Make sure that we got at least the API version number */ | |
1087 | if (ucode_raw->size < 4) { | |
965974a6 | 1088 | IWL_ERR(drv, "File size way too small!\n"); |
15854ef9 JB |
1089 | goto try_again; |
1090 | } | |
1091 | ||
1092 | /* Data from ucode file: header followed by uCode images */ | |
1093 | ucode = (struct iwl_ucode_header *)ucode_raw->data; | |
1094 | ||
1095 | if (ucode->ver) | |
490fefeb | 1096 | err = iwl_parse_v1_v2_firmware(drv, ucode_raw, pieces); |
15854ef9 | 1097 | else |
490fefeb LK |
1098 | err = iwl_parse_tlv_firmware(drv, ucode_raw, pieces, |
1099 | &fw->ucode_capa); | |
15854ef9 JB |
1100 | |
1101 | if (err) | |
1102 | goto try_again; | |
1103 | ||
965974a6 | 1104 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
15854ef9 JB |
1105 | |
1106 | /* | |
1107 | * api_ver should match the api version forming part of the | |
1108 | * firmware filename ... but we don't check for that and only rely | |
1109 | * on the API version read from firmware header from here on forward | |
1110 | */ | |
1111 | /* no api version check required for experimental uCode */ | |
965974a6 | 1112 | if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { |
15854ef9 | 1113 | if (api_ver < api_min || api_ver > api_max) { |
965974a6 | 1114 | IWL_ERR(drv, |
15854ef9 JB |
1115 | "Driver unable to support your firmware API. " |
1116 | "Driver supports v%u, firmware is v%u.\n", | |
1117 | api_max, api_ver); | |
1118 | goto try_again; | |
1119 | } | |
1120 | ||
1121 | if (api_ver < api_ok) { | |
1122 | if (api_ok != api_max) | |
965974a6 | 1123 | IWL_ERR(drv, "Firmware has old API version, " |
15854ef9 JB |
1124 | "expected v%u through v%u, got v%u.\n", |
1125 | api_ok, api_max, api_ver); | |
1126 | else | |
965974a6 | 1127 | IWL_ERR(drv, "Firmware has old API version, " |
15854ef9 JB |
1128 | "expected v%u, got v%u.\n", |
1129 | api_max, api_ver); | |
965974a6 | 1130 | IWL_ERR(drv, "New firmware can be obtained from " |
15854ef9 JB |
1131 | "http://www.intellinuxwireless.org/.\n"); |
1132 | } | |
1133 | } | |
1134 | ||
4db2c9ae DS |
1135 | /* |
1136 | * In mvm uCode there is no difference between data and instructions | |
1137 | * sections. | |
1138 | */ | |
490fefeb | 1139 | if (!fw->mvm_fw && validate_sec_sizes(drv, pieces, drv->cfg)) |
15854ef9 | 1140 | goto try_again; |
15854ef9 JB |
1141 | |
1142 | /* Allocate ucode buffers for card's bus-master loading ... */ | |
1143 | ||
1144 | /* Runtime instructions and 2 copies of data: | |
1145 | * 1) unmodified from disk | |
1146 | * 2) backup cache for save/restore during power-downs */ | |
6dfa8d01 | 1147 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
490fefeb | 1148 | if (iwl_alloc_ucode(drv, pieces, i)) |
75813bde | 1149 | goto out_free_fw; |
15854ef9 | 1150 | |
490fefeb LK |
1151 | if (pieces->dbg_dest_tlv) { |
1152 | drv->fw.dbg_dest_tlv = | |
1153 | kmemdup(pieces->dbg_dest_tlv, | |
1154 | sizeof(*pieces->dbg_dest_tlv) + | |
1155 | sizeof(pieces->dbg_dest_tlv->reg_ops[0]) * | |
1156 | drv->fw.dbg_dest_reg_num, GFP_KERNEL); | |
1157 | ||
1158 | if (!drv->fw.dbg_dest_tlv) | |
1159 | goto out_free_fw; | |
1160 | } | |
1161 | ||
1162 | for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) { | |
1163 | if (pieces->dbg_conf_tlv[i]) { | |
1164 | drv->fw.dbg_conf_tlv_len[i] = | |
1165 | pieces->dbg_conf_tlv_len[i]; | |
1166 | drv->fw.dbg_conf_tlv[i] = | |
1167 | kmemdup(pieces->dbg_conf_tlv[i], | |
1168 | drv->fw.dbg_conf_tlv_len[i], | |
1169 | GFP_KERNEL); | |
1170 | if (!drv->fw.dbg_conf_tlv[i]) | |
1171 | goto out_free_fw; | |
1172 | } | |
1173 | } | |
1174 | ||
15854ef9 JB |
1175 | /* Now that we can no longer fail, copy information */ |
1176 | ||
1177 | /* | |
1178 | * The (size - 16) / 12 formula is based on the information recorded | |
1179 | * for each event, which is of mode 1 (including timestamp) for all | |
1180 | * new microcodes that include this information. | |
1181 | */ | |
490fefeb LK |
1182 | fw->init_evtlog_ptr = pieces->init_evtlog_ptr; |
1183 | if (pieces->init_evtlog_size) | |
1184 | fw->init_evtlog_size = (pieces->init_evtlog_size - 16)/12; | |
15854ef9 | 1185 | else |
0692fe41 | 1186 | fw->init_evtlog_size = |
68f360dc | 1187 | drv->cfg->base_params->max_event_log_size; |
490fefeb LK |
1188 | fw->init_errlog_ptr = pieces->init_errlog_ptr; |
1189 | fw->inst_evtlog_ptr = pieces->inst_evtlog_ptr; | |
1190 | if (pieces->inst_evtlog_size) | |
1191 | fw->inst_evtlog_size = (pieces->inst_evtlog_size - 16)/12; | |
15854ef9 | 1192 | else |
0692fe41 | 1193 | fw->inst_evtlog_size = |
68f360dc | 1194 | drv->cfg->base_params->max_event_log_size; |
490fefeb | 1195 | fw->inst_errlog_ptr = pieces->inst_errlog_ptr; |
15854ef9 JB |
1196 | |
1197 | /* | |
1198 | * figure out the offset of chain noise reset and gain commands | |
1199 | * base on the size of standard phy calibration commands table size | |
1200 | */ | |
1201 | if (fw->ucode_capa.standard_phy_calibration_size > | |
1202 | IWL_MAX_PHY_CALIBRATE_TBL_SIZE) | |
1203 | fw->ucode_capa.standard_phy_calibration_size = | |
1204 | IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; | |
1205 | ||
1206 | /* We have our copies now, allow OS release its copies */ | |
1207 | release_firmware(ucode_raw); | |
15854ef9 | 1208 | |
ff1ffb85 | 1209 | mutex_lock(&iwlwifi_opmode_table_mtx); |
8ca151b5 JB |
1210 | if (fw->mvm_fw) |
1211 | op = &iwlwifi_opmode_table[MVM_OP_MODE]; | |
1212 | else | |
1213 | op = &iwlwifi_opmode_table[DVM_OP_MODE]; | |
15854ef9 | 1214 | |
2b2719c7 JB |
1215 | IWL_INFO(drv, "loaded firmware version %s op_mode %s\n", |
1216 | drv->fw.fw_version, op->name); | |
1217 | ||
cc5f7e39 DF |
1218 | /* add this device to the list of devices using this op_mode */ |
1219 | list_add_tail(&drv->list, &op->drv); | |
1220 | ||
1221 | if (op->ops) { | |
9da987ac | 1222 | drv->op_mode = _iwl_op_mode_start(drv, op); |
7c9c46c1 | 1223 | |
daf67ce8 DC |
1224 | if (!drv->op_mode) { |
1225 | mutex_unlock(&iwlwifi_opmode_table_mtx); | |
7c9c46c1 | 1226 | goto out_unbind; |
daf67ce8 | 1227 | } |
cc5f7e39 | 1228 | } else { |
d4b10483 | 1229 | load_module = true; |
cc5f7e39 | 1230 | } |
ff1ffb85 | 1231 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
15854ef9 | 1232 | |
f69a23b7 JB |
1233 | /* |
1234 | * Complete the firmware request last so that | |
1235 | * a driver unbind (stop) doesn't run while we | |
1236 | * are doing the start() above. | |
1237 | */ | |
1238 | complete(&drv->request_firmware_complete); | |
d4b10483 JB |
1239 | |
1240 | /* | |
1241 | * Load the module last so we don't block anything | |
1242 | * else from proceeding if the module fails to load | |
1243 | * or hangs loading. | |
1244 | */ | |
1618b2b0 JB |
1245 | if (load_module) { |
1246 | err = request_module("%s", op->name); | |
8edf3fd6 | 1247 | #ifdef CONFIG_IWLWIFI_OPMODE_MODULAR |
1618b2b0 JB |
1248 | if (err) |
1249 | IWL_ERR(drv, | |
1250 | "failed to load module %s (error %d), is dynamic loading enabled?\n", | |
1251 | op->name, err); | |
8edf3fd6 | 1252 | #endif |
1618b2b0 | 1253 | } |
15854ef9 JB |
1254 | return; |
1255 | ||
1256 | try_again: | |
1257 | /* try next, if any */ | |
490fefeb | 1258 | kfree(pieces); |
15854ef9 | 1259 | release_firmware(ucode_raw); |
965974a6 | 1260 | if (iwl_request_firmware(drv, false)) |
15854ef9 JB |
1261 | goto out_unbind; |
1262 | return; | |
1263 | ||
75813bde | 1264 | out_free_fw: |
965974a6 JB |
1265 | IWL_ERR(drv, "failed to allocate pci memory\n"); |
1266 | iwl_dealloc_ucode(drv); | |
15854ef9 JB |
1267 | release_firmware(ucode_raw); |
1268 | out_unbind: | |
490fefeb | 1269 | kfree(pieces); |
965974a6 | 1270 | complete(&drv->request_firmware_complete); |
93faaeea | 1271 | device_release_driver(drv->trans->dev); |
15854ef9 JB |
1272 | } |
1273 | ||
87ce05a2 | 1274 | struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, |
9130bab1 | 1275 | const struct iwl_cfg *cfg) |
5c58edc6 | 1276 | { |
965974a6 | 1277 | struct iwl_drv *drv; |
5c58edc6 EG |
1278 | int ret; |
1279 | ||
965974a6 | 1280 | drv = kzalloc(sizeof(*drv), GFP_KERNEL); |
eafe25e0 LC |
1281 | if (!drv) { |
1282 | ret = -ENOMEM; | |
1283 | goto err; | |
1284 | } | |
c15797e6 | 1285 | |
9130bab1 | 1286 | drv->trans = trans; |
4b9844f5 | 1287 | drv->dev = trans->dev; |
68f360dc | 1288 | drv->cfg = cfg; |
5c58edc6 | 1289 | |
965974a6 | 1290 | init_completion(&drv->request_firmware_complete); |
ff1ffb85 | 1291 | INIT_LIST_HEAD(&drv->list); |
5c58edc6 | 1292 | |
9da987ac MV |
1293 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1294 | /* Create the device debugfs entries. */ | |
1295 | drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), | |
1296 | iwl_dbgfs_root); | |
1297 | ||
1298 | if (!drv->dbgfs_drv) { | |
1299 | IWL_ERR(drv, "failed to create debugfs directory\n"); | |
59f547ac | 1300 | ret = -ENOMEM; |
9da987ac MV |
1301 | goto err_free_drv; |
1302 | } | |
1303 | ||
1304 | /* Create transport layer debugfs dir */ | |
1305 | drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); | |
1306 | ||
1307 | if (!drv->trans->dbgfs_dir) { | |
1308 | IWL_ERR(drv, "failed to create transport debugfs directory\n"); | |
59f547ac | 1309 | ret = -ENOMEM; |
9da987ac MV |
1310 | goto err_free_dbgfs; |
1311 | } | |
1312 | #endif | |
1313 | ||
965974a6 | 1314 | ret = iwl_request_firmware(drv, true); |
5c58edc6 | 1315 | if (ret) { |
c15797e6 | 1316 | IWL_ERR(trans, "Couldn't request the fw\n"); |
9da987ac | 1317 | goto err_fw; |
5c58edc6 EG |
1318 | } |
1319 | ||
9da987ac MV |
1320 | return drv; |
1321 | ||
1322 | err_fw: | |
1323 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1324 | err_free_dbgfs: | |
1325 | debugfs_remove_recursive(drv->dbgfs_drv); | |
1326 | err_free_drv: | |
1327 | #endif | |
1328 | kfree(drv); | |
eafe25e0 | 1329 | err: |
59f547ac | 1330 | return ERR_PTR(ret); |
5c58edc6 EG |
1331 | } |
1332 | ||
9130bab1 | 1333 | void iwl_drv_stop(struct iwl_drv *drv) |
07590f08 | 1334 | { |
965974a6 | 1335 | wait_for_completion(&drv->request_firmware_complete); |
2e7eb117 | 1336 | |
9da987ac | 1337 | _iwl_op_mode_stop(drv); |
07590f08 | 1338 | |
965974a6 | 1339 | iwl_dealloc_ucode(drv); |
7db5b989 | 1340 | |
ff1ffb85 JB |
1341 | mutex_lock(&iwlwifi_opmode_table_mtx); |
1342 | /* | |
1343 | * List is empty (this item wasn't added) | |
1344 | * when firmware loading failed -- in that | |
1345 | * case we can't remove it from any list. | |
1346 | */ | |
1347 | if (!list_empty(&drv->list)) | |
1348 | list_del(&drv->list); | |
1349 | mutex_unlock(&iwlwifi_opmode_table_mtx); | |
1350 | ||
9da987ac MV |
1351 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1352 | debugfs_remove_recursive(drv->dbgfs_drv); | |
1353 | #endif | |
1354 | ||
965974a6 | 1355 | kfree(drv); |
07590f08 | 1356 | } |
65de7e84 JB |
1357 | |
1358 | ||
1359 | /* shared module parameters */ | |
1360 | struct iwl_mod_params iwlwifi_mod_params = { | |
490953ac | 1361 | .restart_fw = true, |
65de7e84 JB |
1362 | .bt_coex_active = true, |
1363 | .power_level = IWL_POWER_INDEX_1, | |
020c8767 | 1364 | .wd_disable = true, |
d6ca18de JB |
1365 | #ifndef CONFIG_IWLWIFI_UAPSD |
1366 | .uapsd_disable = true, | |
1367 | #endif /* CONFIG_IWLWIFI_UAPSD */ | |
65de7e84 JB |
1368 | /* the rest are 0 by default */ |
1369 | }; | |
48e29340 | 1370 | IWL_EXPORT_SYMBOL(iwlwifi_mod_params); |
cc5f7e39 DF |
1371 | |
1372 | int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops) | |
1373 | { | |
1374 | int i; | |
1375 | struct iwl_drv *drv; | |
9da987ac | 1376 | struct iwlwifi_opmode_table *op; |
cc5f7e39 | 1377 | |
ff1ffb85 | 1378 | mutex_lock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 | 1379 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
9da987ac MV |
1380 | op = &iwlwifi_opmode_table[i]; |
1381 | if (strcmp(op->name, name)) | |
cc5f7e39 | 1382 | continue; |
9da987ac MV |
1383 | op->ops = ops; |
1384 | /* TODO: need to handle exceptional case */ | |
1385 | list_for_each_entry(drv, &op->drv, list) | |
1386 | drv->op_mode = _iwl_op_mode_start(drv, op); | |
1387 | ||
ff1ffb85 | 1388 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1389 | return 0; |
1390 | } | |
ff1ffb85 | 1391 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1392 | return -EIO; |
1393 | } | |
48e29340 | 1394 | IWL_EXPORT_SYMBOL(iwl_opmode_register); |
cc5f7e39 DF |
1395 | |
1396 | void iwl_opmode_deregister(const char *name) | |
1397 | { | |
1398 | int i; | |
1399 | struct iwl_drv *drv; | |
1400 | ||
ff1ffb85 | 1401 | mutex_lock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1402 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
1403 | if (strcmp(iwlwifi_opmode_table[i].name, name)) | |
1404 | continue; | |
1405 | iwlwifi_opmode_table[i].ops = NULL; | |
1406 | ||
1407 | /* call the stop routine for all devices */ | |
9da987ac MV |
1408 | list_for_each_entry(drv, &iwlwifi_opmode_table[i].drv, list) |
1409 | _iwl_op_mode_stop(drv); | |
1410 | ||
ff1ffb85 | 1411 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 DF |
1412 | return; |
1413 | } | |
ff1ffb85 | 1414 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
cc5f7e39 | 1415 | } |
48e29340 | 1416 | IWL_EXPORT_SYMBOL(iwl_opmode_deregister); |
cc5f7e39 DF |
1417 | |
1418 | static int __init iwl_drv_init(void) | |
1419 | { | |
1420 | int i; | |
1421 | ||
ff1ffb85 JB |
1422 | mutex_init(&iwlwifi_opmode_table_mtx); |
1423 | ||
cc5f7e39 DF |
1424 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) |
1425 | INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); | |
1426 | ||
e32ec12f | 1427 | pr_info(DRV_DESCRIPTION "\n"); |
cc5f7e39 DF |
1428 | pr_info(DRV_COPYRIGHT "\n"); |
1429 | ||
9da987ac MV |
1430 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
1431 | /* Create the root of iwlwifi debugfs subsystem. */ | |
1432 | iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); | |
1433 | ||
1434 | if (!iwl_dbgfs_root) | |
1435 | return -EFAULT; | |
1436 | #endif | |
1437 | ||
cc5f7e39 DF |
1438 | return iwl_pci_register_driver(); |
1439 | } | |
1440 | module_init(iwl_drv_init); | |
1441 | ||
1442 | static void __exit iwl_drv_exit(void) | |
1443 | { | |
1444 | iwl_pci_unregister_driver(); | |
9da987ac MV |
1445 | |
1446 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
1447 | debugfs_remove_recursive(iwl_dbgfs_root); | |
1448 | #endif | |
cc5f7e39 DF |
1449 | } |
1450 | module_exit(iwl_drv_exit); | |
65de7e84 JB |
1451 | |
1452 | #ifdef CONFIG_IWLWIFI_DEBUG | |
1453 | module_param_named(debug, iwlwifi_mod_params.debug_level, uint, | |
1454 | S_IRUGO | S_IWUSR); | |
1455 | MODULE_PARM_DESC(debug, "debug output mask"); | |
1456 | #endif | |
1457 | ||
1458 | module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); | |
1459 | MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); | |
1460 | module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); | |
1461 | MODULE_PARM_DESC(11n_disable, | |
205e2210 | 1462 | "disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX"); |
65de7e84 JB |
1463 | module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, |
1464 | int, S_IRUGO); | |
aed7d9ac | 1465 | MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size (default 0)"); |
490953ac EG |
1466 | module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, bool, S_IRUGO); |
1467 | MODULE_PARM_DESC(fw_restart, "restart firmware in case of error (default true)"); | |
65de7e84 JB |
1468 | |
1469 | module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, | |
1470 | int, S_IRUGO); | |
1471 | MODULE_PARM_DESC(antenna_coupling, | |
ad25c1ee | 1472 | "specify antenna coupling in dB (default: 0 dB)"); |
65de7e84 | 1473 | |
65de7e84 JB |
1474 | module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO); |
1475 | MODULE_PARM_DESC(wd_disable, | |
82b715c2 | 1476 | "Disable stuck queue watchdog timer 0=system default, 1=disable (default: 1)"); |
65de7e84 | 1477 | |
1214755c EH |
1478 | module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); |
1479 | MODULE_PARM_DESC(nvm_file, "NVM file name"); | |
1480 | ||
1504f48d MC |
1481 | module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, |
1482 | bool, S_IRUGO); | |
d6ca18de | 1483 | #ifdef CONFIG_IWLWIFI_UAPSD |
1504f48d | 1484 | MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: N)"); |
d6ca18de JB |
1485 | #else |
1486 | MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: Y)"); | |
1487 | #endif | |
1504f48d | 1488 | |
65de7e84 JB |
1489 | /* |
1490 | * set bt_coex_active to true, uCode will do kill/defer | |
1491 | * every time the priority line is asserted (BT is sending signals on the | |
1492 | * priority line in the PCIx). | |
1493 | * set bt_coex_active to false, uCode will ignore the BT activity and | |
1494 | * perform the normal operation | |
1495 | * | |
1496 | * User might experience transmit issue on some platform due to WiFi/BT | |
1497 | * co-exist problem. The possible behaviors are: | |
1498 | * Able to scan and finding all the available AP | |
1499 | * Not able to associate with any AP | |
1500 | * On those platforms, WiFi communication can be restored by set | |
1501 | * "bt_coex_active" module parameter to "false" | |
1502 | * | |
1503 | * default: bt_coex_active = true (BT_COEX_ENABLE) | |
1504 | */ | |
1505 | module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, | |
1506 | bool, S_IRUGO); | |
1507 | MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); | |
1508 | ||
1509 | module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); | |
1510 | MODULE_PARM_DESC(led_mode, "0=system default, " | |
1511 | "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); | |
1512 | ||
1513 | module_param_named(power_save, iwlwifi_mod_params.power_save, | |
1514 | bool, S_IRUGO); | |
1515 | MODULE_PARM_DESC(power_save, | |
1516 | "enable WiFi power management (default: disable)"); | |
1517 | ||
1518 | module_param_named(power_level, iwlwifi_mod_params.power_level, | |
1519 | int, S_IRUGO); | |
1520 | MODULE_PARM_DESC(power_level, | |
1521 | "default power save level (range from 1 - 5, default: 1)"); | |
c2d20201 EG |
1522 | |
1523 | module_param_named(fw_monitor, iwlwifi_mod_params.fw_monitor, bool, S_IRUGO); | |
6d6a4751 | 1524 | MODULE_PARM_DESC(fw_monitor, |
c2d20201 | 1525 | "firmware monitor - to debug FW (default: false - needs lots of memory)"); |