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8d4f9d0e | 1 | /* |
85447060 MK |
2 | * Siano core API module |
3 | * | |
4 | * This file contains implementation for the interface to sms core component | |
5 | * | |
6 | * author: Anatoly Greenblat | |
8d4f9d0e | 7 | * |
85447060 | 8 | * Copyright (c), 2005-2008 Siano Mobile Silicon, Inc. |
8d4f9d0e ST |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify | |
85447060 MK |
11 | * it under the terms of the GNU General Public License version 3 as |
12 | * published by the Free Software Foundation; | |
8d4f9d0e | 13 | * |
85447060 MK |
14 | * Software distributed under the License is distributed on an "AS IS" |
15 | * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. | |
8d4f9d0e | 16 | * |
85447060 | 17 | * See the GNU General Public License for more details. |
8d4f9d0e ST |
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., 675 Mass Ave, Cambridge, MA 02139, USA. | |
22 | */ | |
23 | ||
2e5c1ec8 MK |
24 | #include <linux/kernel.h> |
25 | #include <linux/init.h> | |
26 | #include <linux/module.h> | |
27 | #include <linux/moduleparam.h> | |
28 | #include <linux/dma-mapping.h> | |
29 | #include <linux/delay.h> | |
30 | #include <asm/io.h> | |
31 | ||
2e5c1ec8 MK |
32 | #include <linux/firmware.h> |
33 | ||
34 | #include "smscoreapi.h" | |
2e5c1ec8 | 35 | |
2e5c1ec8 MK |
36 | typedef struct _smscore_device_notifyee |
37 | { | |
38 | struct list_head entry; | |
39 | hotplug_t hotplug; | |
40 | } smscore_device_notifyee_t; | |
41 | ||
42 | typedef struct _smscore_client | |
43 | { | |
44 | struct list_head entry; | |
45 | smscore_device_t *coredev; | |
46 | ||
47 | void *context; | |
48 | ||
49 | int data_type; | |
50 | ||
51 | onresponse_t onresponse_handler; | |
52 | onremove_t onremove_handler; | |
53 | } *psmscore_client_t; | |
54 | ||
55 | typedef struct _smscore_subclient | |
56 | { | |
57 | struct list_head entry; | |
58 | smscore_client_t *client; | |
59 | ||
60 | int id; | |
61 | } smscore_subclient_t; | |
62 | ||
63 | typedef struct _smscore_device | |
64 | { | |
65 | struct list_head entry; | |
66 | ||
67 | struct list_head clients; | |
68 | struct list_head subclients; | |
69 | spinlock_t clientslock; | |
70 | ||
71 | struct list_head buffers; | |
72 | spinlock_t bufferslock; | |
73 | int num_buffers; | |
74 | ||
75 | void *common_buffer; | |
76 | int common_buffer_size; | |
77 | dma_addr_t common_buffer_phys; | |
78 | ||
79 | void *context; | |
80 | struct device *device; | |
81 | ||
82 | char devpath[32]; | |
83 | unsigned long device_flags; | |
84 | ||
85 | setmode_t setmode_handler; | |
86 | detectmode_t detectmode_handler; | |
87 | sendrequest_t sendrequest_handler; | |
88 | preload_t preload_handler; | |
89 | postload_t postload_handler; | |
90 | ||
91 | int mode, modes_supported; | |
92 | ||
93 | struct completion version_ex_done, data_download_done, trigger_done; | |
94 | struct completion init_device_done, reload_start_done, resume_done; | |
95 | } *psmscore_device_t; | |
96 | ||
97 | typedef struct _smscore_registry_entry | |
98 | { | |
99 | struct list_head entry; | |
100 | char devpath[32]; | |
101 | int mode; | |
102 | } smscore_registry_entry_t; | |
103 | ||
104 | struct list_head g_smscore_notifyees; | |
105 | struct list_head g_smscore_devices; | |
106 | kmutex_t g_smscore_deviceslock; | |
107 | ||
108 | struct list_head g_smscore_registry; | |
109 | kmutex_t g_smscore_registrylock; | |
110 | ||
111 | static int default_mode = 1; | |
112 | module_param(default_mode, int, 0644); | |
113 | MODULE_PARM_DESC(default_mode, "default firmware id (device mode)"); | |
114 | ||
a83ccdd6 | 115 | int smscore_registry_getmode(char *devpath) |
2e5c1ec8 MK |
116 | { |
117 | smscore_registry_entry_t *entry; | |
118 | struct list_head *next; | |
119 | ||
120 | kmutex_lock(&g_smscore_registrylock); | |
121 | ||
122 | for (next = g_smscore_registry.next; next != &g_smscore_registry; next = next->next) | |
123 | { | |
124 | entry = (smscore_registry_entry_t *) next; | |
125 | ||
126 | if (!strcmp(entry->devpath, devpath)) | |
127 | { | |
128 | kmutex_unlock(&g_smscore_registrylock); | |
129 | return entry->mode; | |
130 | } | |
131 | } | |
132 | ||
133 | entry = (smscore_registry_entry_t *) kmalloc(sizeof(smscore_registry_entry_t), GFP_KERNEL); | |
134 | if (entry) | |
135 | { | |
136 | entry->mode = default_mode; | |
137 | strcpy(entry->devpath, devpath); | |
138 | ||
139 | list_add(&entry->entry, &g_smscore_registry); | |
140 | } | |
141 | ||
142 | kmutex_unlock(&g_smscore_registrylock); | |
143 | ||
144 | return default_mode; | |
145 | } | |
146 | ||
a83ccdd6 | 147 | void smscore_registry_setmode(char *devpath, int mode) |
2e5c1ec8 MK |
148 | { |
149 | smscore_registry_entry_t *entry; | |
150 | struct list_head *next; | |
151 | ||
152 | kmutex_lock(&g_smscore_registrylock); | |
153 | ||
154 | for (next = g_smscore_registry.next; next != &g_smscore_registry; next = next->next) | |
155 | { | |
156 | entry = (smscore_registry_entry_t *) next; | |
157 | ||
158 | if (!strcmp(entry->devpath, devpath)) | |
159 | { | |
160 | entry->mode = mode; | |
161 | break; | |
162 | } | |
163 | } | |
164 | ||
165 | kmutex_unlock(&g_smscore_registrylock); | |
166 | } | |
167 | ||
168 | ||
a83ccdd6 MK |
169 | void list_add_locked(struct list_head *new, struct list_head *head, |
170 | spinlock_t *lock) | |
2e5c1ec8 MK |
171 | { |
172 | unsigned long flags; | |
173 | ||
174 | spin_lock_irqsave(lock, flags); | |
175 | ||
176 | list_add(new, head); | |
177 | ||
178 | spin_unlock_irqrestore(lock, flags); | |
179 | } | |
180 | ||
181 | /** | |
182 | * register a client callback that called when device plugged in/unplugged | |
183 | * NOTE: if devices exist callback is called immediately for each device | |
184 | * | |
185 | * @param hotplug callback | |
186 | * | |
187 | * @return 0 on success, <0 on error. | |
188 | */ | |
189 | int smscore_register_hotplug(hotplug_t hotplug) | |
190 | { | |
191 | smscore_device_notifyee_t *notifyee; | |
192 | struct list_head *next, *first; | |
193 | int rc = 0; | |
194 | ||
195 | kmutex_lock(&g_smscore_deviceslock); | |
196 | ||
197 | notifyee = kmalloc(sizeof(smscore_device_notifyee_t), GFP_KERNEL); | |
198 | if (notifyee) | |
199 | { | |
200 | // now notify callback about existing devices | |
201 | first = &g_smscore_devices; | |
202 | for (next = first->next; next != first && !rc; next = next->next) | |
203 | { | |
204 | smscore_device_t *coredev = (smscore_device_t *) next; | |
205 | rc = hotplug(coredev, coredev->device, 1); | |
206 | } | |
207 | ||
208 | if (rc >= 0) | |
209 | { | |
210 | notifyee->hotplug = hotplug; | |
211 | list_add(¬ifyee->entry, &g_smscore_notifyees); | |
212 | } | |
213 | else | |
214 | kfree(notifyee); | |
215 | } | |
216 | else | |
217 | rc = -ENOMEM; | |
218 | ||
219 | kmutex_unlock(&g_smscore_deviceslock); | |
220 | ||
221 | return rc; | |
222 | } | |
223 | ||
224 | /** | |
225 | * unregister a client callback that called when device plugged in/unplugged | |
226 | * | |
227 | * @param hotplug callback | |
228 | * | |
229 | */ | |
230 | void smscore_unregister_hotplug(hotplug_t hotplug) | |
231 | { | |
232 | struct list_head *next, *first; | |
233 | ||
234 | kmutex_lock(&g_smscore_deviceslock); | |
235 | ||
236 | first = &g_smscore_notifyees; | |
237 | ||
238 | for (next = first->next; next != first;) | |
239 | { | |
240 | smscore_device_notifyee_t *notifyee = (smscore_device_notifyee_t *) next; | |
241 | next = next->next; | |
242 | ||
243 | if (notifyee->hotplug == hotplug) | |
244 | { | |
245 | list_del(¬ifyee->entry); | |
246 | kfree(notifyee); | |
247 | } | |
248 | } | |
249 | ||
250 | kmutex_unlock(&g_smscore_deviceslock); | |
251 | } | |
252 | ||
253 | void smscore_notify_clients(smscore_device_t *coredev) | |
254 | { | |
a83ccdd6 | 255 | smscore_client_t *client; |
2e5c1ec8 MK |
256 | |
257 | // the client must call smscore_unregister_client from remove handler | |
258 | while (!list_empty(&coredev->clients)) | |
259 | { | |
260 | client = (smscore_client_t *) coredev->clients.next; | |
261 | client->onremove_handler(client->context); | |
262 | } | |
263 | } | |
264 | ||
265 | int smscore_notify_callbacks(smscore_device_t *coredev, struct device *device, int arrival) | |
266 | { | |
267 | struct list_head *next, *first; | |
268 | int rc = 0; | |
269 | ||
270 | // note: must be called under g_deviceslock | |
271 | ||
272 | first = &g_smscore_notifyees; | |
273 | ||
274 | for (next = first->next; next != first; next = next->next) | |
275 | { | |
276 | rc = ((smscore_device_notifyee_t *) next)->hotplug(coredev, device, arrival); | |
277 | if (rc < 0) | |
278 | break; | |
279 | } | |
280 | ||
281 | return rc; | |
282 | } | |
283 | ||
a83ccdd6 MK |
284 | smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer, |
285 | dma_addr_t common_buffer_phys) | |
2e5c1ec8 MK |
286 | { |
287 | smscore_buffer_t *cb = kmalloc(sizeof(smscore_buffer_t), GFP_KERNEL); | |
288 | if (!cb) | |
289 | { | |
18658117 | 290 | printk(KERN_INFO "%s kmalloc(...) failed\n", __func__); |
2e5c1ec8 MK |
291 | return NULL; |
292 | } | |
293 | ||
294 | cb->p = buffer; | |
295 | cb->offset_in_common = buffer - (u8*) common_buffer; | |
296 | cb->phys = common_buffer_phys + cb->offset_in_common; | |
297 | ||
298 | return cb; | |
299 | } | |
300 | ||
301 | /** | |
302 | * creates coredev object for a device, prepares buffers, creates buffer mappings, notifies | |
303 | * registered hotplugs about new device. | |
304 | * | |
305 | * @param params device pointer to struct with device specific parameters and handlers | |
306 | * @param coredev pointer to a value that receives created coredev object | |
307 | * | |
308 | * @return 0 on success, <0 on error. | |
309 | */ | |
310 | int smscore_register_device(smsdevice_params_t *params, smscore_device_t **coredev) | |
311 | { | |
a83ccdd6 | 312 | smscore_device_t *dev; |
2e5c1ec8 MK |
313 | u8 *buffer; |
314 | ||
315 | dev = kzalloc(sizeof(smscore_device_t), GFP_KERNEL); | |
316 | if (!dev) | |
317 | { | |
18658117 | 318 | printk(KERN_INFO "%s kzalloc(...) failed\n", __func__); |
2e5c1ec8 MK |
319 | return -ENOMEM; |
320 | } | |
321 | ||
322 | // init list entry so it could be safe in smscore_unregister_device | |
323 | INIT_LIST_HEAD(&dev->entry); | |
324 | ||
325 | // init queues | |
326 | INIT_LIST_HEAD(&dev->clients); | |
327 | INIT_LIST_HEAD(&dev->subclients); | |
328 | INIT_LIST_HEAD(&dev->buffers); | |
329 | ||
330 | // init locks | |
331 | spin_lock_init(&dev->clientslock); | |
332 | spin_lock_init(&dev->bufferslock); | |
333 | ||
334 | // init completion events | |
335 | init_completion(&dev->version_ex_done); | |
336 | init_completion(&dev->data_download_done); | |
337 | init_completion(&dev->trigger_done); | |
338 | init_completion(&dev->init_device_done); | |
339 | init_completion(&dev->reload_start_done); | |
340 | init_completion(&dev->resume_done); | |
341 | ||
342 | // alloc common buffer | |
343 | dev->common_buffer_size = params->buffer_size * params->num_buffers; | |
344 | dev->common_buffer = dma_alloc_coherent(NULL, dev->common_buffer_size, &dev->common_buffer_phys, GFP_KERNEL | GFP_DMA); | |
345 | if (!dev->common_buffer) | |
346 | { | |
347 | smscore_unregister_device(dev); | |
348 | return -ENOMEM; | |
349 | } | |
350 | ||
351 | // prepare dma buffers | |
352 | for (buffer = dev->common_buffer; dev->num_buffers < params->num_buffers; dev->num_buffers ++, buffer += params->buffer_size) | |
353 | { | |
354 | smscore_buffer_t *cb = smscore_createbuffer(buffer, dev->common_buffer, dev->common_buffer_phys); | |
355 | if (!cb) | |
356 | { | |
357 | smscore_unregister_device(dev); | |
358 | return -ENOMEM; | |
359 | } | |
360 | ||
361 | smscore_putbuffer(dev, cb); | |
362 | } | |
363 | ||
18658117 | 364 | printk(KERN_INFO "%s allocated %d buffers\n", __func__, dev->num_buffers); |
2e5c1ec8 MK |
365 | |
366 | dev->mode = DEVICE_MODE_NONE; | |
367 | dev->context = params->context; | |
368 | dev->device = params->device; | |
369 | dev->setmode_handler = params->setmode_handler; | |
370 | dev->detectmode_handler = params->detectmode_handler; | |
371 | dev->sendrequest_handler = params->sendrequest_handler; | |
372 | dev->preload_handler = params->preload_handler; | |
373 | dev->postload_handler = params->postload_handler; | |
374 | ||
375 | dev->device_flags = params->flags; | |
376 | strcpy(dev->devpath, params->devpath); | |
377 | ||
378 | // add device to devices list | |
379 | kmutex_lock(&g_smscore_deviceslock); | |
380 | list_add(&dev->entry, &g_smscore_devices); | |
381 | kmutex_unlock(&g_smscore_deviceslock); | |
382 | ||
383 | *coredev = dev; | |
384 | ||
18658117 | 385 | printk(KERN_INFO "%s device %p created\n", __func__, dev); |
2e5c1ec8 MK |
386 | |
387 | return 0; | |
388 | } | |
389 | ||
390 | /** | |
391 | * sets initial device mode and notifies client hotplugs that device is ready | |
392 | * | |
393 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
394 | * | |
395 | * @return 0 on success, <0 on error. | |
396 | */ | |
397 | int smscore_start_device(smscore_device_t *coredev) | |
398 | { | |
399 | int rc = smscore_set_device_mode(coredev, smscore_registry_getmode(coredev->devpath)); | |
400 | if (rc < 0) | |
401 | return rc; | |
402 | ||
403 | kmutex_lock(&g_smscore_deviceslock); | |
404 | ||
405 | rc = smscore_notify_callbacks(coredev, coredev->device, 1); | |
406 | ||
18658117 | 407 | printk(KERN_INFO "%s device %p started, rc %d\n", __func__, coredev, rc); |
2e5c1ec8 MK |
408 | |
409 | kmutex_unlock(&g_smscore_deviceslock); | |
410 | ||
411 | return rc; | |
412 | } | |
413 | ||
a83ccdd6 MK |
414 | int smscore_sendrequest_and_wait(smscore_device_t *coredev, void *buffer, |
415 | size_t size, struct completion *completion) | |
2e5c1ec8 MK |
416 | { |
417 | int rc = coredev->sendrequest_handler(coredev->context, buffer, size); | |
418 | if (rc < 0) | |
419 | return rc; | |
420 | ||
421 | return wait_for_completion_timeout(completion, msecs_to_jiffies(1000)) ? 0 : -ETIME; | |
422 | } | |
423 | ||
424 | int smscore_load_firmware_family2(smscore_device_t *coredev, void *buffer, size_t size) | |
425 | { | |
426 | SmsFirmware_ST* firmware = (SmsFirmware_ST*) buffer; | |
427 | SmsMsgHdr_ST *msg; | |
428 | UINT32 mem_address = firmware->StartAddress; | |
a83ccdd6 | 429 | u8 *payload = firmware->Payload; |
2e5c1ec8 MK |
430 | int rc = 0; |
431 | ||
432 | if (coredev->preload_handler) | |
433 | { | |
434 | rc = coredev->preload_handler(coredev->context); | |
435 | if (rc < 0) | |
436 | return rc; | |
437 | } | |
438 | ||
439 | // PAGE_SIZE buffer shall be enough and dma aligned | |
440 | msg = (SmsMsgHdr_ST *) kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA); | |
441 | if (!msg) | |
442 | return -ENOMEM; | |
443 | ||
444 | if (coredev->mode != DEVICE_MODE_NONE) | |
445 | { | |
446 | SMS_INIT_MSG(msg, MSG_SW_RELOAD_START_REQ, sizeof(SmsMsgHdr_ST)); | |
447 | rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->reload_start_done); | |
448 | mem_address = *(UINT32*) &payload[20]; | |
449 | } | |
450 | ||
451 | while (size && rc >= 0) | |
452 | { | |
453 | SmsDataDownload_ST *DataMsg = (SmsDataDownload_ST *) msg; | |
454 | int payload_size = min((int) size, SMS_MAX_PAYLOAD_SIZE); | |
455 | ||
456 | SMS_INIT_MSG(msg, MSG_SMS_DATA_DOWNLOAD_REQ, (UINT16)(sizeof(SmsMsgHdr_ST) + sizeof(UINT32) + payload_size)); | |
457 | ||
458 | DataMsg->MemAddr = mem_address; | |
459 | memcpy(DataMsg->Payload, payload, payload_size); | |
460 | ||
461 | if (coredev->device_flags & SMS_ROM_NO_RESPONSE && coredev->mode == DEVICE_MODE_NONE) | |
462 | rc = coredev->sendrequest_handler(coredev->context, DataMsg, DataMsg->xMsgHeader.msgLength); | |
463 | else | |
464 | rc = smscore_sendrequest_and_wait(coredev, DataMsg, DataMsg->xMsgHeader.msgLength, &coredev->data_download_done); | |
465 | ||
466 | payload += payload_size; | |
467 | size -= payload_size; | |
468 | mem_address += payload_size; | |
469 | } | |
470 | ||
471 | if (rc >= 0) | |
472 | { | |
473 | if (coredev->mode == DEVICE_MODE_NONE) | |
474 | { | |
475 | SmsMsgData_ST* TriggerMsg = (SmsMsgData_ST*) msg; | |
476 | ||
477 | SMS_INIT_MSG(msg, MSG_SMS_SWDOWNLOAD_TRIGGER_REQ, sizeof(SmsMsgHdr_ST) + sizeof(UINT32) * 5); | |
478 | ||
479 | TriggerMsg->msgData[0] = firmware->StartAddress; // Entry point | |
480 | TriggerMsg->msgData[1] = 5; // Priority | |
481 | TriggerMsg->msgData[2] = 0x200; // Stack size | |
482 | TriggerMsg->msgData[3] = 0; // Parameter | |
483 | TriggerMsg->msgData[4] = 4; // Task ID | |
484 | ||
485 | if (coredev->device_flags & SMS_ROM_NO_RESPONSE) | |
486 | { | |
487 | rc = coredev->sendrequest_handler(coredev->context, TriggerMsg, TriggerMsg->xMsgHeader.msgLength); | |
488 | msleep(100); | |
489 | } | |
490 | else | |
491 | rc = smscore_sendrequest_and_wait(coredev, TriggerMsg, TriggerMsg->xMsgHeader.msgLength, &coredev->trigger_done); | |
492 | } | |
493 | else | |
494 | { | |
495 | SMS_INIT_MSG(msg, MSG_SW_RELOAD_EXEC_REQ, sizeof(SmsMsgHdr_ST)); | |
496 | ||
497 | rc = coredev->sendrequest_handler(coredev->context, msg, msg->msgLength); | |
498 | } | |
499 | } | |
500 | ||
501 | printk("%s %d \n", __func__, rc); | |
502 | ||
503 | kfree(msg); | |
504 | ||
505 | return (rc >= 0 && coredev->postload_handler) ? | |
506 | coredev->postload_handler(coredev->context) : | |
507 | rc; | |
508 | } | |
509 | ||
510 | /** | |
511 | * loads specified firmware into a buffer and calls device loadfirmware_handler | |
512 | * | |
513 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
514 | * @param filename null-terminated string specifies firmware file name | |
515 | * @param loadfirmware_handler device handler that loads firmware | |
516 | * | |
517 | * @return 0 on success, <0 on error. | |
518 | */ | |
a83ccdd6 MK |
519 | int smscore_load_firmware(smscore_device_t *coredev, char *filename, |
520 | loadfirmware_t loadfirmware_handler) | |
2e5c1ec8 MK |
521 | { |
522 | int rc = -ENOENT; | |
523 | ||
524 | const struct firmware *fw; | |
a83ccdd6 | 525 | u8 *fw_buffer; |
2e5c1ec8 MK |
526 | |
527 | if (loadfirmware_handler == NULL && !(coredev->device_flags & SMS_DEVICE_FAMILY2)) | |
528 | return -EINVAL; | |
529 | ||
530 | rc = request_firmware(&fw, filename, coredev->device); | |
531 | if (rc < 0) | |
532 | { | |
18658117 | 533 | printk(KERN_INFO "%s failed to open \"%s\"\n", __func__, filename); |
2e5c1ec8 MK |
534 | return rc; |
535 | } | |
536 | ||
537 | fw_buffer = kmalloc(ALIGN(fw->size, SMS_ALLOC_ALIGNMENT), GFP_KERNEL | GFP_DMA); | |
538 | if (fw_buffer) | |
539 | { | |
540 | memcpy(fw_buffer, fw->data, fw->size); | |
541 | ||
542 | rc = (coredev->device_flags & SMS_DEVICE_FAMILY2) ? | |
543 | smscore_load_firmware_family2(coredev, fw_buffer, fw->size) : | |
544 | loadfirmware_handler(coredev->context, fw_buffer, fw->size); | |
545 | ||
546 | kfree(fw_buffer); | |
547 | } | |
548 | else | |
549 | { | |
18658117 | 550 | printk(KERN_INFO "%s failed to allocate firmware buffer\n", __func__); |
2e5c1ec8 MK |
551 | rc = -ENOMEM; |
552 | } | |
553 | ||
554 | release_firmware(fw); | |
555 | ||
556 | return rc; | |
557 | } | |
558 | ||
559 | /** | |
560 | * notifies all clients registered with the device, notifies hotplugs, frees all buffers and coredev object | |
561 | * | |
562 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
563 | * | |
564 | * @return 0 on success, <0 on error. | |
565 | */ | |
566 | void smscore_unregister_device(smscore_device_t *coredev) | |
567 | { | |
568 | smscore_buffer_t *cb; | |
569 | int num_buffers = 0; | |
570 | ||
571 | kmutex_lock(&g_smscore_deviceslock); | |
572 | ||
573 | smscore_notify_clients(coredev); | |
574 | smscore_notify_callbacks(coredev, NULL, 0); | |
575 | ||
576 | // at this point all buffers should be back | |
577 | // onresponse must no longer be called | |
578 | ||
579 | while (1) | |
580 | { | |
581 | while ((cb = smscore_getbuffer(coredev))) | |
582 | { | |
583 | kfree(cb); | |
584 | num_buffers ++; | |
585 | } | |
586 | ||
587 | if (num_buffers == coredev->num_buffers) | |
588 | break; | |
589 | ||
18658117 | 590 | printk(KERN_INFO "%s waiting for %d buffer(s)\n", __func__, coredev->num_buffers - num_buffers); |
2e5c1ec8 MK |
591 | msleep(100); |
592 | } | |
593 | ||
18658117 | 594 | printk(KERN_INFO "%s freed %d buffers\n", __func__, num_buffers); |
2e5c1ec8 MK |
595 | |
596 | if (coredev->common_buffer) | |
597 | dma_free_coherent(NULL, coredev->common_buffer_size, coredev->common_buffer, coredev->common_buffer_phys); | |
598 | ||
599 | list_del(&coredev->entry); | |
600 | kfree(coredev); | |
601 | ||
602 | kmutex_unlock(&g_smscore_deviceslock); | |
603 | ||
18658117 | 604 | printk(KERN_INFO "%s device %p destroyed\n", __func__, coredev); |
2e5c1ec8 MK |
605 | } |
606 | ||
607 | int smscore_detect_mode(smscore_device_t *coredev) | |
608 | { | |
609 | void *buffer = kmalloc(sizeof(SmsMsgHdr_ST) + SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA); | |
610 | SmsMsgHdr_ST *msg = (SmsMsgHdr_ST *) SMS_ALIGN_ADDRESS(buffer); | |
611 | int rc; | |
612 | ||
613 | if (!buffer) | |
614 | return -ENOMEM; | |
615 | ||
616 | SMS_INIT_MSG(msg, MSG_SMS_GET_VERSION_EX_REQ, sizeof(SmsMsgHdr_ST)); | |
617 | ||
618 | rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->version_ex_done); | |
619 | if (rc == -ETIME) | |
620 | { | |
18658117 | 621 | printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed first try\n", __func__); |
2e5c1ec8 MK |
622 | |
623 | if (wait_for_completion_timeout(&coredev->resume_done, msecs_to_jiffies(5000))) | |
624 | { | |
625 | rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->version_ex_done); | |
626 | if (rc < 0) | |
627 | { | |
18658117 | 628 | printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed second try, rc %d\n", __func__, rc); |
2e5c1ec8 MK |
629 | } |
630 | } | |
631 | else | |
632 | rc = -ETIME; | |
633 | } | |
634 | ||
635 | kfree(buffer); | |
636 | ||
637 | return rc; | |
638 | } | |
639 | ||
640 | char *smscore_fw_lkup[] = | |
641 | { | |
642 | "dvb_nova_12mhz.inp", | |
643 | "dvb_nova_12mhz.inp", | |
644 | "tdmb_nova.inp", | |
645 | "none", | |
646 | "dvb_nova_12mhz.inp", | |
647 | "isdbt_nova_12mhz.inp", | |
648 | "isdbt_nova_12mhz.inp", | |
649 | "cmmb_nova_12mhz.inp", | |
650 | "none", | |
651 | }; | |
652 | ||
653 | /** | |
654 | * calls device handler to change mode of operation | |
655 | * NOTE: stellar/usb may disconnect when changing mode | |
656 | * | |
657 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
658 | * @param mode requested mode of operation | |
659 | * | |
660 | * @return 0 on success, <0 on error. | |
661 | */ | |
662 | int smscore_set_device_mode(smscore_device_t *coredev, int mode) | |
663 | { | |
664 | void *buffer; | |
665 | int rc = 0; | |
666 | ||
667 | if (coredev->device_flags & SMS_DEVICE_FAMILY2) | |
668 | { | |
669 | if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_RAW_TUNER) | |
670 | { | |
18658117 | 671 | printk(KERN_INFO "%s invalid mode specified %d\n", __func__, mode); |
2e5c1ec8 MK |
672 | return -EINVAL; |
673 | } | |
674 | ||
675 | if (!(coredev->device_flags & SMS_DEVICE_NOT_READY)) | |
676 | { | |
677 | rc = smscore_detect_mode(coredev); | |
678 | if (rc < 0) | |
679 | return rc; | |
680 | } | |
681 | ||
682 | if (coredev->mode == mode) | |
683 | { | |
18658117 | 684 | printk(KERN_INFO "%s device mode %d already set\n", __func__, mode); |
2e5c1ec8 MK |
685 | return 0; |
686 | } | |
687 | ||
688 | if (!(coredev->modes_supported & (1 << mode))) | |
689 | { | |
690 | rc = smscore_load_firmware(coredev, smscore_fw_lkup[mode], NULL); | |
691 | if (rc < 0) | |
692 | return rc; | |
693 | } | |
694 | else | |
695 | { | |
18658117 | 696 | printk(KERN_INFO "%s mode %d supported by running firmware\n", __func__, mode); |
2e5c1ec8 MK |
697 | } |
698 | ||
699 | buffer = kmalloc(sizeof(SmsMsgData_ST) + SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA); | |
700 | if (buffer) | |
701 | { | |
702 | SmsMsgData_ST *msg = (SmsMsgData_ST *) SMS_ALIGN_ADDRESS(buffer); | |
703 | ||
704 | SMS_INIT_MSG(&msg->xMsgHeader, MSG_SMS_INIT_DEVICE_REQ, sizeof(SmsMsgData_ST)); | |
705 | msg->msgData[0] = mode; | |
706 | ||
707 | rc = smscore_sendrequest_and_wait(coredev, msg, msg->xMsgHeader.msgLength, &coredev->init_device_done); | |
708 | ||
709 | kfree(buffer); | |
710 | } | |
711 | else | |
712 | rc = -ENOMEM; | |
713 | } | |
714 | else | |
715 | { | |
716 | if (coredev->detectmode_handler) | |
717 | coredev->detectmode_handler(coredev->context, &coredev->mode); | |
718 | ||
719 | if (coredev->mode != mode && coredev->setmode_handler) | |
720 | rc = coredev->setmode_handler(coredev->context, mode); | |
721 | } | |
722 | ||
723 | smscore_registry_setmode(coredev->devpath, mode); | |
724 | ||
725 | if (rc >= 0) | |
726 | { | |
727 | coredev->mode = mode; | |
728 | coredev->device_flags &= ~SMS_DEVICE_NOT_READY; | |
729 | } | |
730 | ||
731 | return rc; | |
732 | } | |
733 | ||
734 | /** | |
735 | * calls device handler to get current mode of operation | |
736 | * | |
737 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
738 | * | |
739 | * @return current mode | |
740 | */ | |
741 | int smscore_get_device_mode(smscore_device_t *coredev) | |
742 | { | |
743 | return coredev->mode; | |
744 | } | |
745 | ||
a83ccdd6 MK |
746 | smscore_client_t *smscore_getclient_by_type(smscore_device_t *coredev, |
747 | int data_type) | |
2e5c1ec8 MK |
748 | { |
749 | smscore_client_t *client = NULL; | |
750 | struct list_head *next, *first; | |
751 | unsigned long flags; | |
752 | ||
753 | if (!data_type) | |
754 | return NULL; | |
755 | ||
756 | spin_lock_irqsave(&coredev->clientslock, flags); | |
757 | ||
758 | first = &coredev->clients; | |
759 | ||
760 | for (next = first->next; next != first; next = next->next) | |
761 | { | |
762 | if (((smscore_client_t*) next)->data_type == data_type) | |
763 | { | |
764 | client = (smscore_client_t*) next; | |
765 | break; | |
766 | } | |
767 | } | |
768 | ||
769 | spin_unlock_irqrestore(&coredev->clientslock, flags); | |
770 | ||
771 | return client; | |
772 | } | |
773 | ||
a83ccdd6 | 774 | smscore_client_t *smscore_getclient_by_id(smscore_device_t *coredev, int id) |
2e5c1ec8 MK |
775 | { |
776 | smscore_client_t *client = NULL; | |
777 | struct list_head *next, *first; | |
778 | unsigned long flags; | |
779 | ||
780 | spin_lock_irqsave(&coredev->clientslock, flags); | |
781 | ||
782 | first = &coredev->subclients; | |
783 | ||
784 | for (next = first->next; next != first; next = next->next) | |
785 | { | |
786 | if (((smscore_subclient_t*) next)->id == id) | |
787 | { | |
788 | client = ((smscore_subclient_t*) next)->client; | |
789 | break; | |
790 | } | |
791 | } | |
792 | ||
793 | spin_unlock_irqrestore(&coredev->clientslock, flags); | |
794 | ||
795 | return client; | |
796 | } | |
797 | ||
798 | /** | |
799 | * find client by response id/type, call clients onresponse handler | |
800 | * return buffer to pool on error | |
801 | * | |
802 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
803 | * @param cb pointer to response buffer descriptor | |
804 | * | |
805 | */ | |
806 | void smscore_onresponse(smscore_device_t *coredev, smscore_buffer_t *cb) | |
807 | { | |
808 | SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *)((u8*) cb->p + cb->offset); | |
a83ccdd6 MK |
809 | smscore_client_t *client = smscore_getclient_by_type(coredev, |
810 | phdr->msgType); | |
2e5c1ec8 MK |
811 | int rc = -EBUSY; |
812 | ||
813 | static unsigned long last_sample_time = 0; | |
814 | static int data_total = 0; | |
815 | unsigned long time_now = jiffies_to_msecs(jiffies); | |
816 | ||
817 | if (!last_sample_time) | |
818 | last_sample_time = time_now; | |
819 | ||
820 | if (time_now - last_sample_time > 10000) | |
821 | { | |
822 | printk("\n%s data rate %d bytes/secs\n", __func__, (int)((data_total * 1000) / (time_now - last_sample_time))); | |
823 | ||
824 | last_sample_time = time_now; | |
825 | data_total = 0; | |
826 | } | |
827 | ||
828 | data_total += cb->size; | |
829 | ||
830 | if (!client) | |
831 | client = smscore_getclient_by_id(coredev, phdr->msgDstId); | |
832 | ||
833 | if (client) | |
834 | rc = client->onresponse_handler(client->context, cb); | |
835 | ||
836 | if (rc < 0) | |
837 | { | |
838 | switch (phdr->msgType) | |
839 | { | |
840 | case MSG_SMS_GET_VERSION_EX_RES: | |
841 | { | |
842 | SmsVersionRes_ST *ver = (SmsVersionRes_ST*) phdr; | |
18658117 | 843 | printk("%s: MSG_SMS_GET_VERSION_EX_RES id %d prots 0x%x ver %d.%d\n", __func__, ver->FirmwareId, ver->SupportedProtocols, ver->RomVersionMajor, ver->RomVersionMinor); |
2e5c1ec8 MK |
844 | |
845 | coredev->mode = ver->FirmwareId == 255 ? DEVICE_MODE_NONE : ver->FirmwareId; | |
846 | coredev->modes_supported = ver->SupportedProtocols; | |
847 | ||
848 | complete(&coredev->version_ex_done); | |
849 | break; | |
850 | } | |
851 | ||
852 | case MSG_SMS_INIT_DEVICE_RES: | |
18658117 | 853 | printk("%s: MSG_SMS_INIT_DEVICE_RES\n", __func__); |
2e5c1ec8 MK |
854 | complete(&coredev->init_device_done); |
855 | break; | |
856 | ||
857 | case MSG_SW_RELOAD_START_RES: | |
18658117 | 858 | printk("%s: MSG_SW_RELOAD_START_RES\n", __func__); |
2e5c1ec8 MK |
859 | complete(&coredev->reload_start_done); |
860 | break; | |
861 | ||
862 | case MSG_SMS_DATA_DOWNLOAD_RES: | |
863 | complete(&coredev->data_download_done); | |
864 | break; | |
865 | ||
866 | case MSG_SW_RELOAD_EXEC_RES: | |
18658117 | 867 | printk("%s: MSG_SW_RELOAD_EXEC_RES\n", __func__); |
2e5c1ec8 MK |
868 | break; |
869 | ||
870 | case MSG_SMS_SWDOWNLOAD_TRIGGER_RES: | |
18658117 | 871 | printk("%s: MSG_SMS_SWDOWNLOAD_TRIGGER_RES\n", __func__); |
2e5c1ec8 MK |
872 | complete(&coredev->trigger_done); |
873 | break; | |
874 | ||
875 | case MSG_SMS_SLEEP_RESUME_COMP_IND: | |
876 | complete(&coredev->resume_done); | |
877 | break; | |
878 | ||
879 | default: | |
18658117 | 880 | printk(KERN_INFO "%s no client (%p) or error (%d), type:%d dstid:%d\n", __func__, client, rc, phdr->msgType, phdr->msgDstId); |
2e5c1ec8 MK |
881 | } |
882 | ||
883 | smscore_putbuffer(coredev, cb); | |
884 | } | |
885 | } | |
886 | ||
887 | /** | |
888 | * return pointer to next free buffer descriptor from core pool | |
889 | * | |
890 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
891 | * | |
892 | * @return pointer to descriptor on success, NULL on error. | |
893 | */ | |
894 | smscore_buffer_t *smscore_getbuffer(smscore_device_t *coredev) | |
895 | { | |
896 | smscore_buffer_t *cb = NULL; | |
897 | unsigned long flags; | |
898 | ||
899 | spin_lock_irqsave(&coredev->bufferslock, flags); | |
900 | ||
901 | if (!list_empty(&coredev->buffers)) | |
902 | { | |
903 | cb = (smscore_buffer_t *) coredev->buffers.next; | |
904 | list_del(&cb->entry); | |
905 | } | |
906 | ||
907 | spin_unlock_irqrestore(&coredev->bufferslock, flags); | |
908 | ||
909 | return cb; | |
910 | } | |
911 | ||
912 | /** | |
913 | * return buffer descriptor to a pool | |
914 | * | |
915 | * @param coredev pointer to a coredev object returned by smscore_register_device | |
916 | * @param cb pointer buffer descriptor | |
917 | * | |
918 | */ | |
919 | void smscore_putbuffer(smscore_device_t *coredev, smscore_buffer_t *cb) | |
920 | { | |
921 | list_add_locked(&cb->entry, &coredev->buffers, &coredev->bufferslock); | |
922 | } | |
923 | ||
924 | int smscore_validate_client(smscore_device_t *coredev, smscore_client_t *client, int id) | |
925 | { | |
926 | smscore_client_t *existing_client; | |
927 | smscore_subclient_t *subclient; | |
928 | ||
929 | if (!id) | |
930 | return 0; | |
931 | ||
932 | existing_client = smscore_getclient_by_id(coredev, id); | |
933 | if (existing_client == client) | |
934 | return 0; | |
935 | ||
936 | if (existing_client) | |
937 | return -EBUSY; | |
938 | ||
939 | subclient = kzalloc(sizeof(smscore_subclient_t), GFP_KERNEL); | |
940 | if (!subclient) | |
941 | return -ENOMEM; | |
942 | ||
943 | subclient->client = client; | |
944 | subclient->id = id; | |
945 | ||
946 | list_add_locked(&subclient->entry, &coredev->subclients, &coredev->clientslock); | |
947 | ||
948 | return 0; | |
949 | } | |
950 | ||
951 | /** | |
952 | * creates smsclient object, check that id is taken by another client | |
953 | * | |
954 | * @param coredev pointer to a coredev object from clients hotplug | |
955 | * @param initial_id all messages with this id would be sent to this client | |
956 | * @param data_type all messages of this type would be sent to this client | |
957 | * @param onresponse_handler client handler that is called to process incoming messages | |
958 | * @param onremove_handler client handler that is called when device is removed | |
959 | * @param context client-specific context | |
960 | * @param client pointer to a value that receives created smsclient object | |
961 | * | |
962 | * @return 0 on success, <0 on error. | |
963 | */ | |
964 | int smscore_register_client(smscore_device_t *coredev, smsclient_params_t *params, smscore_client_t **client) | |
965 | { | |
a83ccdd6 | 966 | smscore_client_t *newclient; |
2e5c1ec8 MK |
967 | int rc; |
968 | ||
969 | // check that no other channel with same data type exists | |
970 | if (params->data_type && smscore_getclient_by_type(coredev, params->data_type)) | |
971 | return -EEXIST; | |
972 | ||
973 | newclient = kzalloc(sizeof(smscore_client_t), GFP_KERNEL); | |
974 | if (!newclient) | |
975 | return -ENOMEM; | |
976 | ||
977 | // check that no other channel with same id exists | |
978 | rc = smscore_validate_client(coredev, newclient, params->initial_id); | |
979 | if (rc < 0) | |
980 | { | |
981 | kfree(newclient); | |
982 | return rc; | |
983 | } | |
984 | ||
985 | newclient->coredev = coredev; | |
986 | newclient->data_type = params->data_type; | |
987 | newclient->onresponse_handler = params->onresponse_handler; | |
988 | newclient->onremove_handler = params->onremove_handler; | |
989 | newclient->context = params->context; | |
990 | ||
991 | list_add_locked(&newclient->entry, &coredev->clients, &coredev->clientslock); | |
992 | ||
993 | *client = newclient; | |
994 | ||
18658117 | 995 | printk(KERN_INFO "%s %p %d %d\n", __func__, params->context, params->data_type, params->initial_id); |
2e5c1ec8 MK |
996 | |
997 | return 0; | |
998 | } | |
999 | ||
1000 | /** | |
1001 | * frees smsclient object and all subclients associated with it | |
1002 | * | |
1003 | * @param client pointer to smsclient object returned by smscore_register_client | |
1004 | * | |
1005 | */ | |
1006 | void smscore_unregister_client(smscore_client_t *client) | |
1007 | { | |
1008 | smscore_device_t *coredev = client->coredev; | |
1009 | struct list_head *next, *first; | |
1010 | unsigned long flags; | |
1011 | ||
1012 | spin_lock_irqsave(&coredev->clientslock, flags); | |
1013 | ||
1014 | first = &coredev->subclients; | |
1015 | ||
1016 | for (next = first->next; next != first;) | |
1017 | { | |
1018 | smscore_subclient_t *subclient = (smscore_subclient_t *) next; | |
1019 | next = next->next; | |
1020 | ||
1021 | if (subclient->client == client) | |
1022 | { | |
1023 | list_del(&subclient->entry); | |
1024 | kfree(subclient); | |
1025 | } | |
1026 | } | |
1027 | ||
18658117 | 1028 | printk(KERN_INFO "%s %p %d\n", __func__, client->context, client->data_type); |
2e5c1ec8 MK |
1029 | |
1030 | list_del(&client->entry); | |
1031 | kfree(client); | |
1032 | ||
1033 | spin_unlock_irqrestore(&coredev->clientslock, flags); | |
1034 | } | |
1035 | ||
1036 | /** | |
1037 | * verifies that source id is not taken by another client, | |
1038 | * calls device handler to send requests to the device | |
1039 | * | |
1040 | * @param client pointer to smsclient object returned by smscore_register_client | |
1041 | * @param buffer pointer to a request buffer | |
1042 | * @param size size (in bytes) of request buffer | |
1043 | * | |
1044 | * @return 0 on success, <0 on error. | |
1045 | */ | |
1046 | int smsclient_sendrequest(smscore_client_t *client, void *buffer, size_t size) | |
1047 | { | |
a83ccdd6 | 1048 | smscore_device_t *coredev = client->coredev; |
2e5c1ec8 MK |
1049 | SmsMsgHdr_ST* phdr = (SmsMsgHdr_ST*) buffer; |
1050 | ||
1051 | // check that no other channel with same id exists | |
1052 | int rc = smscore_validate_client(client->coredev, client, phdr->msgSrcId); | |
1053 | if (rc < 0) | |
1054 | return rc; | |
1055 | ||
1056 | return coredev->sendrequest_handler(coredev->context, buffer, size); | |
1057 | } | |
1058 | ||
1059 | /** | |
1060 | * return the size of large (common) buffer | |
1061 | * | |
1062 | * @param coredev pointer to a coredev object from clients hotplug | |
1063 | * | |
1064 | * @return size (in bytes) of the buffer | |
1065 | */ | |
1066 | int smscore_get_common_buffer_size(smscore_device_t *coredev) | |
1067 | { | |
1068 | return coredev->common_buffer_size; | |
1069 | } | |
1070 | ||
1071 | /** | |
1072 | * maps common buffer (if supported by platform) | |
1073 | * | |
1074 | * @param coredev pointer to a coredev object from clients hotplug | |
1075 | * @param vma pointer to vma struct from mmap handler | |
1076 | * | |
1077 | * @return 0 on success, <0 on error. | |
1078 | */ | |
a83ccdd6 MK |
1079 | int smscore_map_common_buffer(smscore_device_t *coredev, |
1080 | struct vm_area_struct *vma) | |
2e5c1ec8 MK |
1081 | { |
1082 | unsigned long end = vma->vm_end, start = vma->vm_start, size = PAGE_ALIGN(coredev->common_buffer_size); | |
1083 | ||
1084 | if (!(vma->vm_flags & (VM_READ | VM_SHARED)) || (vma->vm_flags & VM_WRITE)) | |
1085 | { | |
18658117 | 1086 | printk(KERN_INFO "%s invalid vm flags\n", __func__); |
2e5c1ec8 MK |
1087 | return -EINVAL; |
1088 | } | |
1089 | ||
1090 | if ((end - start) != size) | |
1091 | { | |
18658117 | 1092 | printk(KERN_INFO "%s invalid size %d expected %d\n", __func__, (int)(end - start), (int) size); |
2e5c1ec8 MK |
1093 | return -EINVAL; |
1094 | } | |
1095 | ||
1096 | if (remap_pfn_range(vma, start, coredev->common_buffer_phys >> PAGE_SHIFT, size, pgprot_noncached(vma->vm_page_prot))) | |
1097 | { | |
18658117 | 1098 | printk(KERN_INFO "%s remap_page_range failed\n", __func__); |
2e5c1ec8 MK |
1099 | return -EAGAIN; |
1100 | } | |
1101 | ||
1102 | return 0; | |
1103 | } | |
1104 | ||
1105 | int smscore_module_init(void) | |
1106 | { | |
c6465799 | 1107 | int rc = 0; |
2e5c1ec8 MK |
1108 | |
1109 | INIT_LIST_HEAD(&g_smscore_notifyees); | |
1110 | INIT_LIST_HEAD(&g_smscore_devices); | |
1111 | kmutex_init(&g_smscore_deviceslock); | |
1112 | ||
1113 | INIT_LIST_HEAD(&g_smscore_registry); | |
1114 | kmutex_init(&g_smscore_registrylock); | |
1115 | ||
eae55660 ST |
1116 | /* USB Register */ |
1117 | rc = smsusb_register(); | |
1118 | ||
1119 | /* DVB Register */ | |
1120 | rc = smsdvb_register(); | |
1121 | ||
18658117 | 1122 | printk(KERN_INFO "%s, rc %d\n", __func__, rc); |
2e5c1ec8 MK |
1123 | |
1124 | return rc; | |
1125 | } | |
1126 | ||
1127 | void smscore_module_exit(void) | |
1128 | { | |
eae55660 | 1129 | |
2e5c1ec8 MK |
1130 | kmutex_lock(&g_smscore_deviceslock); |
1131 | while (!list_empty(&g_smscore_notifyees)) | |
1132 | { | |
1133 | smscore_device_notifyee_t *notifyee = (smscore_device_notifyee_t *) g_smscore_notifyees.next; | |
1134 | ||
1135 | list_del(¬ifyee->entry); | |
1136 | kfree(notifyee); | |
1137 | } | |
1138 | kmutex_unlock(&g_smscore_deviceslock); | |
1139 | ||
1140 | kmutex_lock(&g_smscore_registrylock); | |
1141 | while (!list_empty(&g_smscore_registry)) | |
1142 | { | |
1143 | smscore_registry_entry_t *entry = (smscore_registry_entry_t *) g_smscore_registry.next; | |
1144 | ||
1145 | list_del(&entry->entry); | |
1146 | kfree(entry); | |
1147 | } | |
1148 | kmutex_unlock(&g_smscore_registrylock); | |
1149 | ||
eae55660 ST |
1150 | /* DVB UnRegister */ |
1151 | smsdvb_unregister(); | |
1152 | ||
1153 | /* Unregister USB */ | |
1154 | smsusb_unregister(); | |
1155 | ||
18658117 | 1156 | printk(KERN_INFO "%s\n", __func__); |
2e5c1ec8 MK |
1157 | } |
1158 | ||
1159 | module_init(smscore_module_init); | |
1160 | module_exit(smscore_module_exit); | |
1161 | ||
1162 | MODULE_DESCRIPTION("smscore"); | |
1163 | MODULE_AUTHOR("Anatoly Greenblatt,,, (anatolyg@siano-ms.com)"); | |
1164 | MODULE_LICENSE("GPL"); | |
1165 |