?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Merge tag 'gpio-v3.13-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...
[linux-2.6.git] / drivers / staging / bcm / Bcmchar.c
blob87b74ca84c42154eac8c8715deea37f5b20aa5ce
1 #include <linux/fs.h>
2
3 #include "headers.h"
4 /***************************************************************
5 * Function - bcm_char_open()
6 *
7 * Description - This is the "open" entry point for the character
8 * driver.
9 *
10 * Parameters - inode: Pointer to the Inode structure of char device
11 * filp : File pointer of the char device
12 *
13 * Returns - Zero(Success)
14 ****************************************************************/
15
16 static int bcm_char_open(struct inode *inode, struct file *filp)
17 {
18 struct bcm_mini_adapter *Adapter = NULL;
19 struct bcm_tarang_data *pTarang = NULL;
20
21 Adapter = GET_BCM_ADAPTER(gblpnetdev);
22 pTarang = kzalloc(sizeof(struct bcm_tarang_data), GFP_KERNEL);
23 if (!pTarang)
24 return -ENOMEM;
25
26 pTarang->Adapter = Adapter;
27 pTarang->RxCntrlMsgBitMask = 0xFFFFFFFF & ~(1 << 0xB);
28
29 down(&Adapter->RxAppControlQueuelock);
30 pTarang->next = Adapter->pTarangs;
31 Adapter->pTarangs = pTarang;
32 up(&Adapter->RxAppControlQueuelock);
33
34 /* Store the Adapter structure */
35 filp->private_data = pTarang;
36
37 /* Start Queuing the control response Packets */
38 atomic_inc(&Adapter->ApplicationRunning);
39
40 nonseekable_open(inode, filp);
41 return 0;
42 }
43
44 static int bcm_char_release(struct inode *inode, struct file *filp)
45 {
46 struct bcm_tarang_data *pTarang, *tmp, *ptmp;
47 struct bcm_mini_adapter *Adapter = NULL;
48 struct sk_buff *pkt, *npkt;
49
50 pTarang = (struct bcm_tarang_data *)filp->private_data;
51
52 if (pTarang == NULL)
53 return 0;
54
55 Adapter = pTarang->Adapter;
56
57 down(&Adapter->RxAppControlQueuelock);
58
59 tmp = Adapter->pTarangs;
60 for (ptmp = NULL; tmp; ptmp = tmp, tmp = tmp->next) {
61 if (tmp == pTarang)
62 break;
63 }
64
65 if (tmp) {
66 if (!ptmp)
67 Adapter->pTarangs = tmp->next;
68 else
69 ptmp->next = tmp->next;
70 } else {
71 up(&Adapter->RxAppControlQueuelock);
72 return 0;
73 }
74
75 pkt = pTarang->RxAppControlHead;
76 while (pkt) {
77 npkt = pkt->next;
78 kfree_skb(pkt);
79 pkt = npkt;
80 }
81
82 up(&Adapter->RxAppControlQueuelock);
83
84 /* Stop Queuing the control response Packets */
85 atomic_dec(&Adapter->ApplicationRunning);
86
87 kfree(pTarang);
88
89 /* remove this filp from the asynchronously notified filp's */
90 filp->private_data = NULL;
91 return 0;
92 }
93
94 static ssize_t bcm_char_read(struct file *filp, char __user *buf, size_t size,
95 loff_t *f_pos)
96 {
97 struct bcm_tarang_data *pTarang = filp->private_data;
98 struct bcm_mini_adapter *Adapter = pTarang->Adapter;
99 struct sk_buff *Packet = NULL;
100 ssize_t PktLen = 0;
101 int wait_ret_val = 0;
102 unsigned long ret = 0;
103
104 wait_ret_val = wait_event_interruptible(Adapter->process_read_wait_queue,
105 (pTarang->RxAppControlHead ||
106 Adapter->device_removed));
107 if ((wait_ret_val == -ERESTARTSYS)) {
108 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
109 "Exiting as i've been asked to exit!!!\n");
110 return wait_ret_val;
111 }
112
113 if (Adapter->device_removed) {
114 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
115 "Device Removed... Killing the Apps...\n");
116 return -ENODEV;
117 }
118
119 if (false == Adapter->fw_download_done)
120 return -EACCES;
121
122 down(&Adapter->RxAppControlQueuelock);
123
124 if (pTarang->RxAppControlHead) {
125 Packet = pTarang->RxAppControlHead;
126 DEQUEUEPACKET(pTarang->RxAppControlHead,
127 pTarang->RxAppControlTail);
128 pTarang->AppCtrlQueueLen--;
129 }
130
131 up(&Adapter->RxAppControlQueuelock);
132
133 if (Packet) {
134 PktLen = Packet->len;
135 ret = copy_to_user(buf, Packet->data,
136 min_t(size_t, PktLen, size));
137 if (ret) {
138 dev_kfree_skb(Packet);
139 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
140 "Returning from copy to user failure\n");
141 return -EFAULT;
142 }
143 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
144 "Read %zd Bytes From Adapter packet = %p by process %d!\n",
145 PktLen, Packet, current->pid);
146 dev_kfree_skb(Packet);
147 }
148
149 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "<\n");
150 return PktLen;
151 }
152
153 static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
154 {
155 struct bcm_tarang_data *pTarang = filp->private_data;
156 void __user *argp = (void __user *)arg;
157 struct bcm_mini_adapter *Adapter = pTarang->Adapter;
158 INT Status = STATUS_FAILURE;
159 int timeout = 0;
160 struct bcm_ioctl_buffer IoBuffer;
161 int bytes;
162
163 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Parameters Passed to control IOCTL cmd=0x%X arg=0x%lX", cmd, arg);
164
165 if (_IOC_TYPE(cmd) != BCM_IOCTL)
166 return -EFAULT;
167 if (_IOC_DIR(cmd) & _IOC_READ)
168 Status = !access_ok(VERIFY_WRITE, argp, _IOC_SIZE(cmd));
169 else if (_IOC_DIR(cmd) & _IOC_WRITE)
170 Status = !access_ok(VERIFY_READ, argp, _IOC_SIZE(cmd));
171 else if (_IOC_NONE == (_IOC_DIR(cmd) & _IOC_NONE))
172 Status = STATUS_SUCCESS;
173
174 if (Status)
175 return -EFAULT;
176
177 if (Adapter->device_removed)
178 return -EFAULT;
179
180 if (false == Adapter->fw_download_done) {
181 switch (cmd) {
182 case IOCTL_MAC_ADDR_REQ:
183 case IOCTL_LINK_REQ:
184 case IOCTL_CM_REQUEST:
185 case IOCTL_SS_INFO_REQ:
186 case IOCTL_SEND_CONTROL_MESSAGE:
187 case IOCTL_IDLE_REQ:
188 case IOCTL_BCM_GPIO_SET_REQUEST:
189 case IOCTL_BCM_GPIO_STATUS_REQUEST:
190 return -EACCES;
191 default:
192 break;
193 }
194 }
195
196 Status = vendorextnIoctl(Adapter, cmd, arg);
197 if (Status != CONTINUE_COMMON_PATH)
198 return Status;
199
200 switch (cmd) {
201 /* Rdms for Swin Idle... */
202 case IOCTL_BCM_REGISTER_READ_PRIVATE: {
203 struct bcm_rdm_buffer sRdmBuffer = {0};
204 PCHAR temp_buff;
205 UINT Bufflen;
206 u16 temp_value;
207
208 /* Copy Ioctl Buffer structure */
209 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
210 return -EFAULT;
211
212 if (IoBuffer.InputLength > sizeof(sRdmBuffer))
213 return -EINVAL;
214
215 if (copy_from_user(&sRdmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
216 return -EFAULT;
217
218 if (IoBuffer.OutputLength > USHRT_MAX ||
219 IoBuffer.OutputLength == 0) {
220 return -EINVAL;
221 }
222
223 Bufflen = IoBuffer.OutputLength;
224 temp_value = 4 - (Bufflen % 4);
225 Bufflen += temp_value % 4;
226
227 temp_buff = kmalloc(Bufflen, GFP_KERNEL);
228 if (!temp_buff)
229 return -ENOMEM;
230
231 bytes = rdmalt(Adapter, (UINT)sRdmBuffer.Register,
232 (PUINT)temp_buff, Bufflen);
233 if (bytes > 0) {
234 Status = STATUS_SUCCESS;
235 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) {
236 kfree(temp_buff);
237 return -EFAULT;
238 }
239 } else {
240 Status = bytes;
241 }
242
243 kfree(temp_buff);
244 break;
245 }
246
247 case IOCTL_BCM_REGISTER_WRITE_PRIVATE: {
248 struct bcm_wrm_buffer sWrmBuffer = {0};
249 UINT uiTempVar = 0;
250 /* Copy Ioctl Buffer structure */
251
252 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
253 return -EFAULT;
254
255 if (IoBuffer.InputLength > sizeof(sWrmBuffer))
256 return -EINVAL;
257
258 /* Get WrmBuffer structure */
259 if (copy_from_user(&sWrmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
260 return -EFAULT;
261
262 uiTempVar = sWrmBuffer.Register & EEPROM_REJECT_MASK;
263 if (!((Adapter->pstargetparams->m_u32Customize) & VSG_MODE) &&
264 ((uiTempVar == EEPROM_REJECT_REG_1) ||
265 (uiTempVar == EEPROM_REJECT_REG_2) ||
266 (uiTempVar == EEPROM_REJECT_REG_3) ||
267 (uiTempVar == EEPROM_REJECT_REG_4))) {
268
269 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
270 return -EFAULT;
271 }
272
273 Status = wrmalt(Adapter, (UINT)sWrmBuffer.Register,
274 (PUINT)sWrmBuffer.Data, sizeof(ULONG));
275
276 if (Status == STATUS_SUCCESS) {
277 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Done\n");
278 } else {
279 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Failed\n");
280 Status = -EFAULT;
281 }
282 break;
283 }
284
285 case IOCTL_BCM_REGISTER_READ:
286 case IOCTL_BCM_EEPROM_REGISTER_READ: {
287 struct bcm_rdm_buffer sRdmBuffer = {0};
288 PCHAR temp_buff = NULL;
289 UINT uiTempVar = 0;
290 if ((Adapter->IdleMode == TRUE) ||
291 (Adapter->bShutStatus == TRUE) ||
292 (Adapter->bPreparingForLowPowerMode == TRUE)) {
293
294 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle Mode, Blocking Rdms\n");
295 return -EACCES;
296 }
297
298 /* Copy Ioctl Buffer structure */
299 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
300 return -EFAULT;
301
302 if (IoBuffer.InputLength > sizeof(sRdmBuffer))
303 return -EINVAL;
304
305 if (copy_from_user(&sRdmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
306 return -EFAULT;
307
308 if (IoBuffer.OutputLength > USHRT_MAX ||
309 IoBuffer.OutputLength == 0) {
310 return -EINVAL;
311 }
312
313 temp_buff = kmalloc(IoBuffer.OutputLength, GFP_KERNEL);
314 if (!temp_buff)
315 return STATUS_FAILURE;
316
317 if ((((ULONG)sRdmBuffer.Register & 0x0F000000) != 0x0F000000) ||
318 ((ULONG)sRdmBuffer.Register & 0x3)) {
319
320 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM Done On invalid Address : %x Access Denied.\n",
321 (int)sRdmBuffer.Register);
322
323 kfree(temp_buff);
324 return -EINVAL;
325 }
326
327 uiTempVar = sRdmBuffer.Register & EEPROM_REJECT_MASK;
328 bytes = rdmaltWithLock(Adapter, (UINT)sRdmBuffer.Register, (PUINT)temp_buff, IoBuffer.OutputLength);
329
330 if (bytes > 0) {
331 Status = STATUS_SUCCESS;
332 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) {
333 kfree(temp_buff);
334 return -EFAULT;
335 }
336 } else {
337 Status = bytes;
338 }
339
340 kfree(temp_buff);
341 break;
342 }
343 case IOCTL_BCM_REGISTER_WRITE:
344 case IOCTL_BCM_EEPROM_REGISTER_WRITE: {
345 struct bcm_wrm_buffer sWrmBuffer = {0};
346 UINT uiTempVar = 0;
347
348 if ((Adapter->IdleMode == TRUE) ||
349 (Adapter->bShutStatus == TRUE) ||
350 (Adapter->bPreparingForLowPowerMode == TRUE)) {
351
352 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle Mode, Blocking Wrms\n");
353 return -EACCES;
354 }
355
356 /* Copy Ioctl Buffer structure */
357 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
358 return -EFAULT;
359
360 if (IoBuffer.InputLength > sizeof(sWrmBuffer))
361 return -EINVAL;
362
363 /* Get WrmBuffer structure */
364 if (copy_from_user(&sWrmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
365 return -EFAULT;
366
367 if ((((ULONG)sWrmBuffer.Register & 0x0F000000) != 0x0F000000) ||
368 ((ULONG)sWrmBuffer.Register & 0x3)) {
369
370 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Done On invalid Address : %x Access Denied.\n", (int)sWrmBuffer.Register);
371 return -EINVAL;
372 }
373
374 uiTempVar = sWrmBuffer.Register & EEPROM_REJECT_MASK;
375 if (!((Adapter->pstargetparams->m_u32Customize) & VSG_MODE) &&
376 ((uiTempVar == EEPROM_REJECT_REG_1) ||
377 (uiTempVar == EEPROM_REJECT_REG_2) ||
378 (uiTempVar == EEPROM_REJECT_REG_3) ||
379 (uiTempVar == EEPROM_REJECT_REG_4)) &&
380 (cmd == IOCTL_BCM_REGISTER_WRITE)) {
381
382 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
383 return -EFAULT;
384 }
385
386 Status = wrmaltWithLock(Adapter, (UINT)sWrmBuffer.Register,
387 (PUINT)sWrmBuffer.Data, sWrmBuffer.Length);
388
389 if (Status == STATUS_SUCCESS) {
390 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, OSAL_DBG, DBG_LVL_ALL, "WRM Done\n");
391 } else {
392 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Failed\n");
393 Status = -EFAULT;
394 }
395 break;
396 }
397 case IOCTL_BCM_GPIO_SET_REQUEST: {
398 UCHAR ucResetValue[4];
399 UINT value = 0;
400 UINT uiBit = 0;
401 UINT uiOperation = 0;
402 struct bcm_gpio_info gpio_info = {0};
403
404 if ((Adapter->IdleMode == TRUE) ||
405 (Adapter->bShutStatus == TRUE) ||
406 (Adapter->bPreparingForLowPowerMode == TRUE)) {
407
408 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "GPIO Can't be set/clear in Low power Mode");
409 return -EACCES;
410 }
411
412 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
413 return -EFAULT;
414
415 if (IoBuffer.InputLength > sizeof(gpio_info))
416 return -EINVAL;
417
418 if (copy_from_user(&gpio_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
419 return -EFAULT;
420
421 uiBit = gpio_info.uiGpioNumber;
422 uiOperation = gpio_info.uiGpioValue;
423 value = (1<<uiBit);
424
425 if (IsReqGpioIsLedInNVM(Adapter, value) == false) {
426 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Sorry, Requested GPIO<0x%X> is not correspond to LED !!!", value);
427 Status = -EINVAL;
428 break;
429 }
430
431 /* Set - setting 1 */
432 if (uiOperation) {
433 /* Set the gpio output register */
434 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_SET_REG, (PUINT)(&value), sizeof(UINT));
435
436 if (Status == STATUS_SUCCESS) {
437 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO bit\n");
438 } else {
439 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to set the %dth GPIO\n", uiBit);
440 break;
441 }
442 } else {
443 /* Set the gpio output register */
444 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_CLR_REG, (PUINT)(&value), sizeof(UINT));
445
446 if (Status == STATUS_SUCCESS) {
447 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO bit\n");
448 } else {
449 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to clear the %dth GPIO\n", uiBit);
450 break;
451 }
452 }
453
454 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
455 if (bytes < 0) {
456 Status = bytes;
457 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
458 "GPIO_MODE_REGISTER read failed");
459 break;
460 } else {
461 Status = STATUS_SUCCESS;
462 }
463
464 /* Set the gpio mode register to output */
465 *(UINT *)ucResetValue |= (1<<uiBit);
466 Status = wrmaltWithLock(Adapter, GPIO_MODE_REGISTER,
467 (PUINT)ucResetValue, sizeof(UINT));
468
469 if (Status == STATUS_SUCCESS) {
470 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO to output Mode\n");
471 } else {
472 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to put GPIO in Output Mode\n");
473 break;
474 }
475 }
476 break;
477
478 case BCM_LED_THREAD_STATE_CHANGE_REQ: {
479 struct bcm_user_thread_req threadReq = {0};
480 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "User made LED thread InActive");
481
482 if ((Adapter->IdleMode == TRUE) ||
483 (Adapter->bShutStatus == TRUE) ||
484 (Adapter->bPreparingForLowPowerMode == TRUE)) {
485
486 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "GPIO Can't be set/clear in Low power Mode");
487 Status = -EACCES;
488 break;
489 }
490
491 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
492 return -EFAULT;
493
494 if (IoBuffer.InputLength > sizeof(threadReq))
495 return -EINVAL;
496
497 if (copy_from_user(&threadReq, IoBuffer.InputBuffer, IoBuffer.InputLength))
498 return -EFAULT;
499
500 /* if LED thread is running(Actively or Inactively) set it state to make inactive */
501 if (Adapter->LEDInfo.led_thread_running) {
502 if (threadReq.ThreadState == LED_THREAD_ACTIVATION_REQ) {
503 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Activating thread req");
504 Adapter->DriverState = LED_THREAD_ACTIVE;
505 } else {
506 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DeActivating Thread req.....");
507 Adapter->DriverState = LED_THREAD_INACTIVE;
508 }
509
510 /* signal thread. */
511 wake_up(&Adapter->LEDInfo.notify_led_event);
512 }
513 }
514 break;
515
516 case IOCTL_BCM_GPIO_STATUS_REQUEST: {
517 ULONG uiBit = 0;
518 UCHAR ucRead[4];
519 struct bcm_gpio_info gpio_info = {0};
520
521 if ((Adapter->IdleMode == TRUE) ||
522 (Adapter->bShutStatus == TRUE) ||
523 (Adapter->bPreparingForLowPowerMode == TRUE))
524 return -EACCES;
525
526 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
527 return -EFAULT;
528
529 if (IoBuffer.InputLength > sizeof(gpio_info))
530 return -EINVAL;
531
532 if (copy_from_user(&gpio_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
533 return -EFAULT;
534
535 uiBit = gpio_info.uiGpioNumber;
536
537 /* Set the gpio output register */
538 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER,
539 (PUINT)ucRead, sizeof(UINT));
540
541 if (bytes < 0) {
542 Status = bytes;
543 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM Failed\n");
544 return Status;
545 } else {
546 Status = STATUS_SUCCESS;
547 }
548 }
549 break;
550
551 case IOCTL_BCM_GPIO_MULTI_REQUEST: {
552 UCHAR ucResetValue[4];
553 struct bcm_gpio_multi_info gpio_multi_info[MAX_IDX];
554 struct bcm_gpio_multi_info *pgpio_multi_info = (struct bcm_gpio_multi_info *)gpio_multi_info;
555
556 memset(pgpio_multi_info, 0, MAX_IDX * sizeof(struct bcm_gpio_multi_info));
557
558 if ((Adapter->IdleMode == TRUE) ||
559 (Adapter->bShutStatus == TRUE) ||
560 (Adapter->bPreparingForLowPowerMode == TRUE))
561 return -EINVAL;
562
563 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
564 return -EFAULT;
565
566 if (IoBuffer.InputLength > sizeof(gpio_multi_info))
567 return -EINVAL;
568
569 if (copy_from_user(&gpio_multi_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
570 return -EFAULT;
571
572 if (IsReqGpioIsLedInNVM(Adapter, pgpio_multi_info[WIMAX_IDX].uiGPIOMask) == false) {
573 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
574 "Sorry, Requested GPIO<0x%X> is not correspond to NVM LED bit map<0x%X>!!!",
575 pgpio_multi_info[WIMAX_IDX].uiGPIOMask, Adapter->gpioBitMap);
576 Status = -EINVAL;
577 break;
578 }
579
580 /* Set the gpio output register */
581 if ((pgpio_multi_info[WIMAX_IDX].uiGPIOMask) &
582 (pgpio_multi_info[WIMAX_IDX].uiGPIOCommand)) {
583 /* Set 1's in GPIO OUTPUT REGISTER */
584 *(UINT *)ucResetValue = pgpio_multi_info[WIMAX_IDX].uiGPIOMask &
585 pgpio_multi_info[WIMAX_IDX].uiGPIOCommand &
586 pgpio_multi_info[WIMAX_IDX].uiGPIOValue;
587
588 if (*(UINT *) ucResetValue)
589 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_SET_REG,
590 (PUINT)ucResetValue, sizeof(ULONG));
591
592 if (Status != STATUS_SUCCESS) {
593 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM to BCM_GPIO_OUTPUT_SET_REG Failed.");
594 return Status;
595 }
596
597 /* Clear to 0's in GPIO OUTPUT REGISTER */
598 *(UINT *)ucResetValue = (pgpio_multi_info[WIMAX_IDX].uiGPIOMask &
599 pgpio_multi_info[WIMAX_IDX].uiGPIOCommand &
600 (~(pgpio_multi_info[WIMAX_IDX].uiGPIOValue)));
601
602 if (*(UINT *) ucResetValue)
603 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_CLR_REG, (PUINT)ucResetValue, sizeof(ULONG));
604
605 if (Status != STATUS_SUCCESS) {
606 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM to BCM_GPIO_OUTPUT_CLR_REG Failed.");
607 return Status;
608 }
609 }
610
611 if (pgpio_multi_info[WIMAX_IDX].uiGPIOMask) {
612 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
613
614 if (bytes < 0) {
615 Status = bytes;
616 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM to GPIO_PIN_STATE_REGISTER Failed.");
617 return Status;
618 } else {
619 Status = STATUS_SUCCESS;
620 }
621
622 pgpio_multi_info[WIMAX_IDX].uiGPIOValue = (*(UINT *)ucResetValue &
623 pgpio_multi_info[WIMAX_IDX].uiGPIOMask);
624 }
625
626 Status = copy_to_user(IoBuffer.OutputBuffer, &gpio_multi_info, IoBuffer.OutputLength);
627 if (Status) {
628 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
629 "Failed while copying Content to IOBufer for user space err:%d", Status);
630 return -EFAULT;
631 }
632 }
633 break;
634
635 case IOCTL_BCM_GPIO_MODE_REQUEST: {
636 UCHAR ucResetValue[4];
637 struct bcm_gpio_multi_mode gpio_multi_mode[MAX_IDX];
638 struct bcm_gpio_multi_mode *pgpio_multi_mode = (struct bcm_gpio_multi_mode *)gpio_multi_mode;
639
640 if ((Adapter->IdleMode == TRUE) ||
641 (Adapter->bShutStatus == TRUE) ||
642 (Adapter->bPreparingForLowPowerMode == TRUE))
643 return -EINVAL;
644
645 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
646 return -EFAULT;
647
648 if (IoBuffer.InputLength > sizeof(gpio_multi_mode))
649 return -EINVAL;
650
651 if (copy_from_user(&gpio_multi_mode, IoBuffer.InputBuffer, IoBuffer.InputLength))
652 return -EFAULT;
653
654 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
655
656 if (bytes < 0) {
657 Status = bytes;
658 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read of GPIO_MODE_REGISTER failed");
659 return Status;
660 } else {
661 Status = STATUS_SUCCESS;
662 }
663
664 /* Validating the request */
665 if (IsReqGpioIsLedInNVM(Adapter, pgpio_multi_mode[WIMAX_IDX].uiGPIOMask) == false) {
666 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
667 "Sorry, Requested GPIO<0x%X> is not correspond to NVM LED bit map<0x%X>!!!",
668 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask, Adapter->gpioBitMap);
669 Status = -EINVAL;
670 break;
671 }
672
673 if (pgpio_multi_mode[WIMAX_IDX].uiGPIOMask) {
674 /* write all OUT's (1's) */
675 *(UINT *) ucResetValue |= (pgpio_multi_mode[WIMAX_IDX].uiGPIOMode &
676 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask);
677
678 /* write all IN's (0's) */
679 *(UINT *) ucResetValue &= ~((~pgpio_multi_mode[WIMAX_IDX].uiGPIOMode) &
680 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask);
681
682 /* Currently implemented return the modes of all GPIO's
683 * else needs to bit AND with mask
684 */
685 pgpio_multi_mode[WIMAX_IDX].uiGPIOMode = *(UINT *)ucResetValue;
686
687 Status = wrmaltWithLock(Adapter, GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(ULONG));
688 if (Status == STATUS_SUCCESS) {
689 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
690 "WRM to GPIO_MODE_REGISTER Done");
691 } else {
692 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
693 "WRM to GPIO_MODE_REGISTER Failed");
694 Status = -EFAULT;
695 break;
696 }
697 } else {
698 /* if uiGPIOMask is 0 then return mode register configuration */
699 pgpio_multi_mode[WIMAX_IDX].uiGPIOMode = *(UINT *)ucResetValue;
700 }
701
702 Status = copy_to_user(IoBuffer.OutputBuffer, &gpio_multi_mode, IoBuffer.OutputLength);
703 if (Status) {
704 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
705 "Failed while copying Content to IOBufer for user space err:%d", Status);
706 return -EFAULT;
707 }
708 }
709 break;
710
711 case IOCTL_MAC_ADDR_REQ:
712 case IOCTL_LINK_REQ:
713 case IOCTL_CM_REQUEST:
714 case IOCTL_SS_INFO_REQ:
715 case IOCTL_SEND_CONTROL_MESSAGE:
716 case IOCTL_IDLE_REQ: {
717 PVOID pvBuffer = NULL;
718
719 /* Copy Ioctl Buffer structure */
720 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
721 return -EFAULT;
722
723 if (IoBuffer.InputLength < sizeof(struct bcm_link_request))
724 return -EINVAL;
725
726 if (IoBuffer.InputLength > MAX_CNTL_PKT_SIZE)
727 return -EINVAL;
728
729 pvBuffer = memdup_user(IoBuffer.InputBuffer,
730 IoBuffer.InputLength);
731 if (IS_ERR(pvBuffer))
732 return PTR_ERR(pvBuffer);
733
734 down(&Adapter->LowPowerModeSync);
735 Status = wait_event_interruptible_timeout(Adapter->lowpower_mode_wait_queue,
736 !Adapter->bPreparingForLowPowerMode,
737 (1 * HZ));
738 if (Status == -ERESTARTSYS)
739 goto cntrlEnd;
740
741 if (Adapter->bPreparingForLowPowerMode) {
742 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
743 "Preparing Idle Mode is still True - Hence Rejecting control message\n");
744 Status = STATUS_FAILURE;
745 goto cntrlEnd;
746 }
747 Status = CopyBufferToControlPacket(Adapter, (PVOID)pvBuffer);
748
749 cntrlEnd:
750 up(&Adapter->LowPowerModeSync);
751 kfree(pvBuffer);
752 break;
753 }
754
755 case IOCTL_BCM_BUFFER_DOWNLOAD_START: {
756 if (down_trylock(&Adapter->NVMRdmWrmLock)) {
757 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
758 "IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
759 return -EACCES;
760 }
761
762 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
763 "Starting the firmware download PID =0x%x!!!!\n", current->pid);
764
765 if (down_trylock(&Adapter->fw_download_sema))
766 return -EBUSY;
767
768 Adapter->bBinDownloaded = false;
769 Adapter->fw_download_process_pid = current->pid;
770 Adapter->bCfgDownloaded = false;
771 Adapter->fw_download_done = false;
772 netif_carrier_off(Adapter->dev);
773 netif_stop_queue(Adapter->dev);
774 Status = reset_card_proc(Adapter);
775 if (Status) {
776 pr_err(PFX "%s: reset_card_proc Failed!\n", Adapter->dev->name);
777 up(&Adapter->fw_download_sema);
778 up(&Adapter->NVMRdmWrmLock);
779 return Status;
780 }
781 mdelay(10);
782
783 up(&Adapter->NVMRdmWrmLock);
784 return Status;
785 }
786
787 case IOCTL_BCM_BUFFER_DOWNLOAD: {
788 struct bcm_firmware_info *psFwInfo = NULL;
789 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Starting the firmware download PID =0x%x!!!!\n", current->pid);
790
791 if (!down_trylock(&Adapter->fw_download_sema)) {
792 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
793 "Invalid way to download buffer. Use Start and then call this!!!\n");
794 up(&Adapter->fw_download_sema);
795 Status = -EINVAL;
796 return Status;
797 }
798
799 /* Copy Ioctl Buffer structure */
800 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer))) {
801 up(&Adapter->fw_download_sema);
802 return -EFAULT;
803 }
804
805 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
806 "Length for FW DLD is : %lx\n", IoBuffer.InputLength);
807
808 if (IoBuffer.InputLength > sizeof(struct bcm_firmware_info)) {
809 up(&Adapter->fw_download_sema);
810 return -EINVAL;
811 }
812
813 psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
814 if (!psFwInfo) {
815 up(&Adapter->fw_download_sema);
816 return -ENOMEM;
817 }
818
819 if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength)) {
820 up(&Adapter->fw_download_sema);
821 kfree(psFwInfo);
822 return -EFAULT;
823 }
824
825 if (!psFwInfo->pvMappedFirmwareAddress ||
826 (psFwInfo->u32FirmwareLength == 0)) {
827
828 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
829 psFwInfo->u32FirmwareLength);
830 up(&Adapter->fw_download_sema);
831 kfree(psFwInfo);
832 Status = -EINVAL;
833 return Status;
834 }
835
836 Status = bcm_ioctl_fw_download(Adapter, psFwInfo);
837
838 if (Status != STATUS_SUCCESS) {
839 if (psFwInfo->u32StartingAddress == CONFIG_BEGIN_ADDR)
840 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Configuration File Upload Failed\n");
841 else
842 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Firmware File Upload Failed\n");
843
844 /* up(&Adapter->fw_download_sema); */
845
846 if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
847 Adapter->DriverState = DRIVER_INIT;
848 Adapter->LEDInfo.bLedInitDone = false;
849 wake_up(&Adapter->LEDInfo.notify_led_event);
850 }
851 }
852
853 if (Status != STATUS_SUCCESS)
854 up(&Adapter->fw_download_sema);
855
856 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, OSAL_DBG, DBG_LVL_ALL, "IOCTL: Firmware File Uploaded\n");
857 kfree(psFwInfo);
858 return Status;
859 }
860
861 case IOCTL_BCM_BUFFER_DOWNLOAD_STOP: {
862 if (!down_trylock(&Adapter->fw_download_sema)) {
863 up(&Adapter->fw_download_sema);
864 return -EINVAL;
865 }
866
867 if (down_trylock(&Adapter->NVMRdmWrmLock)) {
868 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
869 "FW download blocked as EEPROM Read/Write is in progress\n");
870 up(&Adapter->fw_download_sema);
871 return -EACCES;
872 }
873
874 Adapter->bBinDownloaded = TRUE;
875 Adapter->bCfgDownloaded = TRUE;
876 atomic_set(&Adapter->CurrNumFreeTxDesc, 0);
877 Adapter->CurrNumRecvDescs = 0;
878 Adapter->downloadDDR = 0;
879
880 /* setting the Mips to Run */
881 Status = run_card_proc(Adapter);
882
883 if (Status) {
884 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Firm Download Failed\n");
885 up(&Adapter->fw_download_sema);
886 up(&Adapter->NVMRdmWrmLock);
887 return Status;
888 } else {
889 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG,
890 DBG_LVL_ALL, "Firm Download Over...\n");
891 }
892
893 mdelay(10);
894
895 /* Wait for MailBox Interrupt */
896 if (StartInterruptUrb((struct bcm_interface_adapter *)Adapter->pvInterfaceAdapter))
897 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Unable to send interrupt...\n");
898
899 timeout = 5*HZ;
900 Adapter->waiting_to_fw_download_done = false;
901 wait_event_timeout(Adapter->ioctl_fw_dnld_wait_queue,
902 Adapter->waiting_to_fw_download_done, timeout);
903 Adapter->fw_download_process_pid = INVALID_PID;
904 Adapter->fw_download_done = TRUE;
905 atomic_set(&Adapter->CurrNumFreeTxDesc, 0);
906 Adapter->CurrNumRecvDescs = 0;
907 Adapter->PrevNumRecvDescs = 0;
908 atomic_set(&Adapter->cntrlpktCnt, 0);
909 Adapter->LinkUpStatus = 0;
910 Adapter->LinkStatus = 0;
911
912 if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
913 Adapter->DriverState = FW_DOWNLOAD_DONE;
914 wake_up(&Adapter->LEDInfo.notify_led_event);
915 }
916
917 if (!timeout)
918 Status = -ENODEV;
919
920 up(&Adapter->fw_download_sema);
921 up(&Adapter->NVMRdmWrmLock);
922 return Status;
923 }
924
925 case IOCTL_BE_BUCKET_SIZE:
926 Status = 0;
927 if (get_user(Adapter->BEBucketSize, (unsigned long __user *)arg))
928 Status = -EFAULT;
929 break;
930
931 case IOCTL_RTPS_BUCKET_SIZE:
932 Status = 0;
933 if (get_user(Adapter->rtPSBucketSize, (unsigned long __user *)arg))
934 Status = -EFAULT;
935 break;
936
937 case IOCTL_CHIP_RESET: {
938 INT NVMAccess = down_trylock(&Adapter->NVMRdmWrmLock);
939 if (NVMAccess) {
940 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, " IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
941 return -EACCES;
942 }
943
944 down(&Adapter->RxAppControlQueuelock);
945 Status = reset_card_proc(Adapter);
946 flushAllAppQ();
947 up(&Adapter->RxAppControlQueuelock);
948 up(&Adapter->NVMRdmWrmLock);
949 ResetCounters(Adapter);
950 break;
951 }
952
953 case IOCTL_QOS_THRESHOLD: {
954 USHORT uiLoopIndex;
955
956 Status = 0;
957 for (uiLoopIndex = 0; uiLoopIndex < NO_OF_QUEUES; uiLoopIndex++) {
958 if (get_user(Adapter->PackInfo[uiLoopIndex].uiThreshold,
959 (unsigned long __user *)arg)) {
960 Status = -EFAULT;
961 break;
962 }
963 }
964 break;
965 }
966
967 case IOCTL_DUMP_PACKET_INFO:
968 DumpPackInfo(Adapter);
969 DumpPhsRules(&Adapter->stBCMPhsContext);
970 Status = STATUS_SUCCESS;
971 break;
972
973 case IOCTL_GET_PACK_INFO:
974 if (copy_to_user(argp, &Adapter->PackInfo, sizeof(struct bcm_packet_info)*NO_OF_QUEUES))
975 return -EFAULT;
976 Status = STATUS_SUCCESS;
977 break;
978
979 case IOCTL_BCM_SWITCH_TRANSFER_MODE: {
980 UINT uiData = 0;
981 if (copy_from_user(&uiData, argp, sizeof(UINT)))
982 return -EFAULT;
983
984 if (uiData) {
985 /* Allow All Packets */
986 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: ETH_PACKET_TUNNELING_MODE\n");
987 Adapter->TransferMode = ETH_PACKET_TUNNELING_MODE;
988 } else {
989 /* Allow IP only Packets */
990 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: IP_PACKET_ONLY_MODE\n");
991 Adapter->TransferMode = IP_PACKET_ONLY_MODE;
992 }
993 Status = STATUS_SUCCESS;
994 break;
995 }
996
997 case IOCTL_BCM_GET_DRIVER_VERSION: {
998 ulong len;
999
1000 /* Copy Ioctl Buffer structure */
1001 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1002 return -EFAULT;
1003
1004 len = min_t(ulong, IoBuffer.OutputLength, strlen(DRV_VERSION) + 1);
1005
1006 if (copy_to_user(IoBuffer.OutputBuffer, DRV_VERSION, len))
1007 return -EFAULT;
1008 Status = STATUS_SUCCESS;
1009 break;
1010 }
1011
1012 case IOCTL_BCM_GET_CURRENT_STATUS: {
1013 struct bcm_link_state link_state;
1014
1015 /* Copy Ioctl Buffer structure */
1016 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer))) {
1017 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "copy_from_user failed..\n");
1018 return -EFAULT;
1019 }
1020
1021 if (IoBuffer.OutputLength != sizeof(link_state)) {
1022 Status = -EINVAL;
1023 break;
1024 }
1025
1026 memset(&link_state, 0, sizeof(link_state));
1027 link_state.bIdleMode = Adapter->IdleMode;
1028 link_state.bShutdownMode = Adapter->bShutStatus;
1029 link_state.ucLinkStatus = Adapter->LinkStatus;
1030
1031 if (copy_to_user(IoBuffer.OutputBuffer, &link_state, min_t(size_t, sizeof(link_state), IoBuffer.OutputLength))) {
1032 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy_to_user Failed..\n");
1033 return -EFAULT;
1034 }
1035 Status = STATUS_SUCCESS;
1036 break;
1037 }
1038
1039 case IOCTL_BCM_SET_MAC_TRACING: {
1040 UINT tracing_flag;
1041
1042 /* copy ioctl Buffer structure */
1043 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1044 return -EFAULT;
1045
1046 if (copy_from_user(&tracing_flag, IoBuffer.InputBuffer, sizeof(UINT)))
1047 return -EFAULT;
1048
1049 if (tracing_flag)
1050 Adapter->pTarangs->MacTracingEnabled = TRUE;
1051 else
1052 Adapter->pTarangs->MacTracingEnabled = false;
1053 break;
1054 }
1055
1056 case IOCTL_BCM_GET_DSX_INDICATION: {
1057 ULONG ulSFId = 0;
1058 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1059 return -EFAULT;
1060
1061 if (IoBuffer.OutputLength < sizeof(struct bcm_add_indication_alt)) {
1062 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1063 "Mismatch req: %lx needed is =0x%zx!!!",
1064 IoBuffer.OutputLength, sizeof(struct bcm_add_indication_alt));
1065 return -EINVAL;
1066 }
1067
1068 if (copy_from_user(&ulSFId, IoBuffer.InputBuffer, sizeof(ulSFId)))
1069 return -EFAULT;
1070
1071 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Get DSX Data SF ID is =%lx\n", ulSFId);
1072 get_dsx_sf_data_to_application(Adapter, ulSFId, IoBuffer.OutputBuffer);
1073 Status = STATUS_SUCCESS;
1074 }
1075 break;
1076
1077 case IOCTL_BCM_GET_HOST_MIBS: {
1078 PVOID temp_buff;
1079
1080 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1081 return -EFAULT;
1082
1083 if (IoBuffer.OutputLength != sizeof(struct bcm_host_stats_mibs)) {
1084 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1085 "Length Check failed %lu %zd\n",
1086 IoBuffer.OutputLength, sizeof(struct bcm_host_stats_mibs));
1087 return -EINVAL;
1088 }
1089
1090 /* FIXME: HOST_STATS are too big for kmalloc (122048)! */
1091 temp_buff = kzalloc(sizeof(struct bcm_host_stats_mibs), GFP_KERNEL);
1092 if (!temp_buff)
1093 return STATUS_FAILURE;
1094
1095 Status = ProcessGetHostMibs(Adapter, temp_buff);
1096 GetDroppedAppCntrlPktMibs(temp_buff, pTarang);
1097
1098 if (Status != STATUS_FAILURE)
1099 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, sizeof(struct bcm_host_stats_mibs))) {
1100 kfree(temp_buff);
1101 return -EFAULT;
1102 }
1103
1104 kfree(temp_buff);
1105 break;
1106 }
1107
1108 case IOCTL_BCM_WAKE_UP_DEVICE_FROM_IDLE:
1109 if ((false == Adapter->bTriedToWakeUpFromlowPowerMode) && (TRUE == Adapter->IdleMode)) {
1110 Adapter->usIdleModePattern = ABORT_IDLE_MODE;
1111 Adapter->bWakeUpDevice = TRUE;
1112 wake_up(&Adapter->process_rx_cntrlpkt);
1113 }
1114
1115 Status = STATUS_SUCCESS;
1116 break;
1117
1118 case IOCTL_BCM_BULK_WRM: {
1119 struct bcm_bulk_wrm_buffer *pBulkBuffer;
1120 UINT uiTempVar = 0;
1121 PCHAR pvBuffer = NULL;
1122
1123 if ((Adapter->IdleMode == TRUE) ||
1124 (Adapter->bShutStatus == TRUE) ||
1125 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1126
1127 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle/Shutdown Mode, Blocking Wrms\n");
1128 Status = -EACCES;
1129 break;
1130 }
1131
1132 /* Copy Ioctl Buffer structure */
1133 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1134 return -EFAULT;
1135
1136 if (IoBuffer.InputLength < sizeof(ULONG) * 2)
1137 return -EINVAL;
1138
1139 pvBuffer = memdup_user(IoBuffer.InputBuffer,
1140 IoBuffer.InputLength);
1141 if (IS_ERR(pvBuffer))
1142 return PTR_ERR(pvBuffer);
1143
1144 pBulkBuffer = (struct bcm_bulk_wrm_buffer *)pvBuffer;
1145
1146 if (((ULONG)pBulkBuffer->Register & 0x0F000000) != 0x0F000000 ||
1147 ((ULONG)pBulkBuffer->Register & 0x3)) {
1148 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Done On invalid Address : %x Access Denied.\n", (int)pBulkBuffer->Register);
1149 kfree(pvBuffer);
1150 Status = -EINVAL;
1151 break;
1152 }
1153
1154 uiTempVar = pBulkBuffer->Register & EEPROM_REJECT_MASK;
1155 if (!((Adapter->pstargetparams->m_u32Customize)&VSG_MODE) &&
1156 ((uiTempVar == EEPROM_REJECT_REG_1) ||
1157 (uiTempVar == EEPROM_REJECT_REG_2) ||
1158 (uiTempVar == EEPROM_REJECT_REG_3) ||
1159 (uiTempVar == EEPROM_REJECT_REG_4)) &&
1160 (cmd == IOCTL_BCM_REGISTER_WRITE)) {
1161
1162 kfree(pvBuffer);
1163 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
1164 Status = -EFAULT;
1165 break;
1166 }
1167
1168 if (pBulkBuffer->SwapEndian == false)
1169 Status = wrmWithLock(Adapter, (UINT)pBulkBuffer->Register, (PCHAR)pBulkBuffer->Values, IoBuffer.InputLength - 2*sizeof(ULONG));
1170 else
1171 Status = wrmaltWithLock(Adapter, (UINT)pBulkBuffer->Register, (PUINT)pBulkBuffer->Values, IoBuffer.InputLength - 2*sizeof(ULONG));
1172
1173 if (Status != STATUS_SUCCESS)
1174 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Failed\n");
1175
1176 kfree(pvBuffer);
1177 break;
1178 }
1179
1180 case IOCTL_BCM_GET_NVM_SIZE:
1181 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1182 return -EFAULT;
1183
1184 if (Adapter->eNVMType == NVM_EEPROM || Adapter->eNVMType == NVM_FLASH) {
1185 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiNVMDSDSize, sizeof(UINT)))
1186 return -EFAULT;
1187 }
1188
1189 Status = STATUS_SUCCESS;
1190 break;
1191
1192 case IOCTL_BCM_CAL_INIT: {
1193 UINT uiSectorSize = 0 ;
1194 if (Adapter->eNVMType == NVM_FLASH) {
1195 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1196 return -EFAULT;
1197
1198 if (copy_from_user(&uiSectorSize, IoBuffer.InputBuffer, sizeof(UINT)))
1199 return -EFAULT;
1200
1201 if ((uiSectorSize < MIN_SECTOR_SIZE) || (uiSectorSize > MAX_SECTOR_SIZE)) {
1202 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiSectorSize,
1203 sizeof(UINT)))
1204 return -EFAULT;
1205 } else {
1206 if (IsFlash2x(Adapter)) {
1207 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiSectorSize, sizeof(UINT)))
1208 return -EFAULT;
1209 } else {
1210 if ((TRUE == Adapter->bShutStatus) || (TRUE == Adapter->IdleMode)) {
1211 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device is in Idle/Shutdown Mode\n");
1212 return -EACCES;
1213 }
1214
1215 Adapter->uiSectorSize = uiSectorSize;
1216 BcmUpdateSectorSize(Adapter, Adapter->uiSectorSize);
1217 }
1218 }
1219 Status = STATUS_SUCCESS;
1220 } else {
1221 Status = STATUS_FAILURE;
1222 }
1223 }
1224 break;
1225
1226 case IOCTL_BCM_SET_DEBUG:
1227 #ifdef DEBUG
1228 {
1229 struct bcm_user_debug_state sUserDebugState;
1230
1231 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "In SET_DEBUG ioctl\n");
1232 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1233 return -EFAULT;
1234
1235 if (copy_from_user(&sUserDebugState, IoBuffer.InputBuffer, sizeof(struct bcm_user_debug_state)))
1236 return -EFAULT;
1237
1238 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL_BCM_SET_DEBUG: OnOff=%d Type = 0x%x ",
1239 sUserDebugState.OnOff, sUserDebugState.Type);
1240 /* sUserDebugState.Subtype <<= 1; */
1241 sUserDebugState.Subtype = 1 << sUserDebugState.Subtype;
1242 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "actual Subtype=0x%x\n", sUserDebugState.Subtype);
1243
1244 /* Update new 'DebugState' in the Adapter */
1245 Adapter->stDebugState.type |= sUserDebugState.Type;
1246 /* Subtype: A bitmap of 32 bits for Subtype per Type.
1247 * Valid indexes in 'subtype' array: 1,2,4,8
1248 * corresponding to valid Type values. Hence we can use the 'Type' field
1249 * as the index value, ignoring the array entries 0,3,5,6,7 !
1250 */
1251 if (sUserDebugState.OnOff)
1252 Adapter->stDebugState.subtype[sUserDebugState.Type] |= sUserDebugState.Subtype;
1253 else
1254 Adapter->stDebugState.subtype[sUserDebugState.Type] &= ~sUserDebugState.Subtype;
1255
1256 BCM_SHOW_DEBUG_BITMAP(Adapter);
1257 }
1258 #endif
1259 break;
1260
1261 case IOCTL_BCM_NVM_READ:
1262 case IOCTL_BCM_NVM_WRITE: {
1263 struct bcm_nvm_readwrite stNVMReadWrite;
1264 PUCHAR pReadData = NULL;
1265 ULONG ulDSDMagicNumInUsrBuff = 0;
1266 struct timeval tv0, tv1;
1267 memset(&tv0, 0, sizeof(struct timeval));
1268 memset(&tv1, 0, sizeof(struct timeval));
1269 if ((Adapter->eNVMType == NVM_FLASH) && (Adapter->uiFlashLayoutMajorVersion == 0)) {
1270 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "The Flash Control Section is Corrupted. Hence Rejection on NVM Read/Write\n");
1271 return -EFAULT;
1272 }
1273
1274 if (IsFlash2x(Adapter)) {
1275 if ((Adapter->eActiveDSD != DSD0) &&
1276 (Adapter->eActiveDSD != DSD1) &&
1277 (Adapter->eActiveDSD != DSD2)) {
1278
1279 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "No DSD is active..hence NVM Command is blocked");
1280 return STATUS_FAILURE;
1281 }
1282 }
1283
1284 /* Copy Ioctl Buffer structure */
1285 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1286 return -EFAULT;
1287
1288 if (copy_from_user(&stNVMReadWrite,
1289 (IOCTL_BCM_NVM_READ == cmd) ? IoBuffer.OutputBuffer : IoBuffer.InputBuffer,
1290 sizeof(struct bcm_nvm_readwrite)))
1291 return -EFAULT;
1292
1293 /*
1294 * Deny the access if the offset crosses the cal area limit.
1295 */
1296 if (stNVMReadWrite.uiNumBytes > Adapter->uiNVMDSDSize)
1297 return STATUS_FAILURE;
1298
1299 if (stNVMReadWrite.uiOffset > Adapter->uiNVMDSDSize - stNVMReadWrite.uiNumBytes) {
1300 /* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"Can't allow access beyond NVM Size: 0x%x 0x%x\n", stNVMReadWrite.uiOffset, stNVMReadWrite.uiNumBytes); */
1301 return STATUS_FAILURE;
1302 }
1303
1304 pReadData = memdup_user(stNVMReadWrite.pBuffer,
1305 stNVMReadWrite.uiNumBytes);
1306 if (IS_ERR(pReadData))
1307 return PTR_ERR(pReadData);
1308
1309 do_gettimeofday(&tv0);
1310 if (IOCTL_BCM_NVM_READ == cmd) {
1311 down(&Adapter->NVMRdmWrmLock);
1312
1313 if ((Adapter->IdleMode == TRUE) ||
1314 (Adapter->bShutStatus == TRUE) ||
1315 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1316
1317 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1318 up(&Adapter->NVMRdmWrmLock);
1319 kfree(pReadData);
1320 return -EACCES;
1321 }
1322
1323 Status = BeceemNVMRead(Adapter, (PUINT)pReadData, stNVMReadWrite.uiOffset, stNVMReadWrite.uiNumBytes);
1324 up(&Adapter->NVMRdmWrmLock);
1325
1326 if (Status != STATUS_SUCCESS) {
1327 kfree(pReadData);
1328 return Status;
1329 }
1330
1331 if (copy_to_user(stNVMReadWrite.pBuffer, pReadData, stNVMReadWrite.uiNumBytes)) {
1332 kfree(pReadData);
1333 return -EFAULT;
1334 }
1335 } else {
1336 down(&Adapter->NVMRdmWrmLock);
1337
1338 if ((Adapter->IdleMode == TRUE) ||
1339 (Adapter->bShutStatus == TRUE) ||
1340 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1341
1342 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1343 up(&Adapter->NVMRdmWrmLock);
1344 kfree(pReadData);
1345 return -EACCES;
1346 }
1347
1348 Adapter->bHeaderChangeAllowed = TRUE;
1349 if (IsFlash2x(Adapter)) {
1350 /*
1351 * New Requirement:-
1352 * DSD section updation will be allowed in two case:-
1353 * 1. if DSD sig is present in DSD header means dongle is ok and updation is fruitfull
1354 * 2. if point 1 failes then user buff should have DSD sig. this point ensures that if dongle is
1355 * corrupted then user space program first modify the DSD header with valid DSD sig so
1356 * that this as well as further write may be worthwhile.
1357 *
1358 * This restriction has been put assuming that if DSD sig is corrupted, DSD
1359 * data won't be considered valid.
1360 */
1361
1362 Status = BcmFlash2xCorruptSig(Adapter, Adapter->eActiveDSD);
1363 if (Status != STATUS_SUCCESS) {
1364 if (((stNVMReadWrite.uiOffset + stNVMReadWrite.uiNumBytes) != Adapter->uiNVMDSDSize) ||
1365 (stNVMReadWrite.uiNumBytes < SIGNATURE_SIZE)) {
1366
1367 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DSD Sig is present neither in Flash nor User provided Input..");
1368 up(&Adapter->NVMRdmWrmLock);
1369 kfree(pReadData);
1370 return Status;
1371 }
1372
1373 ulDSDMagicNumInUsrBuff = ntohl(*(PUINT)(pReadData + stNVMReadWrite.uiNumBytes - SIGNATURE_SIZE));
1374 if (ulDSDMagicNumInUsrBuff != DSD_IMAGE_MAGIC_NUMBER) {
1375 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DSD Sig is present neither in Flash nor User provided Input..");
1376 up(&Adapter->NVMRdmWrmLock);
1377 kfree(pReadData);
1378 return Status;
1379 }
1380 }
1381 }
1382
1383 Status = BeceemNVMWrite(Adapter, (PUINT)pReadData, stNVMReadWrite.uiOffset, stNVMReadWrite.uiNumBytes, stNVMReadWrite.bVerify);
1384 if (IsFlash2x(Adapter))
1385 BcmFlash2xWriteSig(Adapter, Adapter->eActiveDSD);
1386
1387 Adapter->bHeaderChangeAllowed = false;
1388
1389 up(&Adapter->NVMRdmWrmLock);
1390
1391 if (Status != STATUS_SUCCESS) {
1392 kfree(pReadData);
1393 return Status;
1394 }
1395 }
1396
1397 do_gettimeofday(&tv1);
1398 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, " timetaken by Write/read :%ld msec\n", (tv1.tv_sec - tv0.tv_sec)*1000 + (tv1.tv_usec - tv0.tv_usec)/1000);
1399
1400 kfree(pReadData);
1401 return STATUS_SUCCESS;
1402 }
1403
1404 case IOCTL_BCM_FLASH2X_SECTION_READ: {
1405 struct bcm_flash2x_readwrite sFlash2xRead = {0};
1406 PUCHAR pReadBuff = NULL ;
1407 UINT NOB = 0;
1408 UINT BuffSize = 0;
1409 UINT ReadBytes = 0;
1410 UINT ReadOffset = 0;
1411 void __user *OutPutBuff;
1412
1413 if (IsFlash2x(Adapter) != TRUE) {
1414 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1415 return -EINVAL;
1416 }
1417
1418 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_FLASH2X_SECTION_READ Called");
1419 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1420 return -EFAULT;
1421
1422 /* Reading FLASH 2.x READ structure */
1423 if (copy_from_user(&sFlash2xRead, IoBuffer.InputBuffer, sizeof(struct bcm_flash2x_readwrite)))
1424 return -EFAULT;
1425
1426 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.Section :%x", sFlash2xRead.Section);
1427 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.offset :%x", sFlash2xRead.offset);
1428 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.numOfBytes :%x", sFlash2xRead.numOfBytes);
1429 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.bVerify :%x\n", sFlash2xRead.bVerify);
1430
1431 /* This was internal to driver for raw read. now it has ben exposed to user space app. */
1432 if (validateFlash2xReadWrite(Adapter, &sFlash2xRead) == false)
1433 return STATUS_FAILURE;
1434
1435 NOB = sFlash2xRead.numOfBytes;
1436 if (NOB > Adapter->uiSectorSize)
1437 BuffSize = Adapter->uiSectorSize;
1438 else
1439 BuffSize = NOB;
1440
1441 ReadOffset = sFlash2xRead.offset ;
1442 OutPutBuff = IoBuffer.OutputBuffer;
1443 pReadBuff = (PCHAR)kzalloc(BuffSize , GFP_KERNEL);
1444
1445 if (pReadBuff == NULL) {
1446 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed for Flash 2.x Read Structure");
1447 return -ENOMEM;
1448 }
1449 down(&Adapter->NVMRdmWrmLock);
1450
1451 if ((Adapter->IdleMode == TRUE) ||
1452 (Adapter->bShutStatus == TRUE) ||
1453 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1454
1455 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1456 up(&Adapter->NVMRdmWrmLock);
1457 kfree(pReadBuff);
1458 return -EACCES;
1459 }
1460
1461 while (NOB) {
1462 if (NOB > Adapter->uiSectorSize)
1463 ReadBytes = Adapter->uiSectorSize;
1464 else
1465 ReadBytes = NOB;
1466
1467 /* Reading the data from Flash 2.x */
1468 Status = BcmFlash2xBulkRead(Adapter, (PUINT)pReadBuff, sFlash2xRead.Section, ReadOffset, ReadBytes);
1469 if (Status) {
1470 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Flash 2x read err with Status :%d", Status);
1471 break;
1472 }
1473
1474 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pReadBuff, ReadBytes);
1475
1476 Status = copy_to_user(OutPutBuff, pReadBuff, ReadBytes);
1477 if (Status) {
1478 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Copy to use failed with status :%d", Status);
1479 up(&Adapter->NVMRdmWrmLock);
1480 kfree(pReadBuff);
1481 return -EFAULT;
1482 }
1483 NOB = NOB - ReadBytes;
1484 if (NOB) {
1485 ReadOffset = ReadOffset + ReadBytes;
1486 OutPutBuff = OutPutBuff + ReadBytes ;
1487 }
1488 }
1489
1490 up(&Adapter->NVMRdmWrmLock);
1491 kfree(pReadBuff);
1492 }
1493 break;
1494
1495 case IOCTL_BCM_FLASH2X_SECTION_WRITE: {
1496 struct bcm_flash2x_readwrite sFlash2xWrite = {0};
1497 PUCHAR pWriteBuff;
1498 void __user *InputAddr;
1499 UINT NOB = 0;
1500 UINT BuffSize = 0;
1501 UINT WriteOffset = 0;
1502 UINT WriteBytes = 0;
1503
1504 if (IsFlash2x(Adapter) != TRUE) {
1505 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1506 return -EINVAL;
1507 }
1508
1509 /* First make this False so that we can enable the Sector Permission Check in BeceemFlashBulkWrite */
1510 Adapter->bAllDSDWriteAllow = false;
1511
1512 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_FLASH2X_SECTION_WRITE Called");
1513
1514 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1515 return -EFAULT;
1516
1517 /* Reading FLASH 2.x READ structure */
1518 if (copy_from_user(&sFlash2xWrite, IoBuffer.InputBuffer, sizeof(struct bcm_flash2x_readwrite)))
1519 return -EFAULT;
1520
1521 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.Section :%x", sFlash2xWrite.Section);
1522 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.offset :%d", sFlash2xWrite.offset);
1523 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.numOfBytes :%x", sFlash2xWrite.numOfBytes);
1524 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.bVerify :%x\n", sFlash2xWrite.bVerify);
1525
1526 if ((sFlash2xWrite.Section != VSA0) && (sFlash2xWrite.Section != VSA1) && (sFlash2xWrite.Section != VSA2)) {
1527 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Only VSA write is allowed");
1528 return -EINVAL;
1529 }
1530
1531 if (validateFlash2xReadWrite(Adapter, &sFlash2xWrite) == false)
1532 return STATUS_FAILURE;
1533
1534 InputAddr = sFlash2xWrite.pDataBuff;
1535 WriteOffset = sFlash2xWrite.offset;
1536 NOB = sFlash2xWrite.numOfBytes;
1537
1538 if (NOB > Adapter->uiSectorSize)
1539 BuffSize = Adapter->uiSectorSize;
1540 else
1541 BuffSize = NOB ;
1542
1543 pWriteBuff = kmalloc(BuffSize, GFP_KERNEL);
1544
1545 if (pWriteBuff == NULL)
1546 return -ENOMEM;
1547
1548 /* extracting the remainder of the given offset. */
1549 WriteBytes = Adapter->uiSectorSize;
1550 if (WriteOffset % Adapter->uiSectorSize)
1551 WriteBytes = Adapter->uiSectorSize - (WriteOffset % Adapter->uiSectorSize);
1552
1553 if (NOB < WriteBytes)
1554 WriteBytes = NOB;
1555
1556 down(&Adapter->NVMRdmWrmLock);
1557
1558 if ((Adapter->IdleMode == TRUE) ||
1559 (Adapter->bShutStatus == TRUE) ||
1560 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1561
1562 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1563 up(&Adapter->NVMRdmWrmLock);
1564 kfree(pWriteBuff);
1565 return -EACCES;
1566 }
1567
1568 BcmFlash2xCorruptSig(Adapter, sFlash2xWrite.Section);
1569 do {
1570 Status = copy_from_user(pWriteBuff, InputAddr, WriteBytes);
1571 if (Status) {
1572 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy to user failed with status :%d", Status);
1573 up(&Adapter->NVMRdmWrmLock);
1574 kfree(pWriteBuff);
1575 return -EFAULT;
1576 }
1577 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pWriteBuff, WriteBytes);
1578
1579 /* Writing the data from Flash 2.x */
1580 Status = BcmFlash2xBulkWrite(Adapter, (PUINT)pWriteBuff, sFlash2xWrite.Section, WriteOffset, WriteBytes, sFlash2xWrite.bVerify);
1581
1582 if (Status) {
1583 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash 2x read err with Status :%d", Status);
1584 break;
1585 }
1586
1587 NOB = NOB - WriteBytes;
1588 if (NOB) {
1589 WriteOffset = WriteOffset + WriteBytes;
1590 InputAddr = InputAddr + WriteBytes;
1591 if (NOB > Adapter->uiSectorSize)
1592 WriteBytes = Adapter->uiSectorSize;
1593 else
1594 WriteBytes = NOB;
1595 }
1596 } while (NOB > 0);
1597
1598 BcmFlash2xWriteSig(Adapter, sFlash2xWrite.Section);
1599 up(&Adapter->NVMRdmWrmLock);
1600 kfree(pWriteBuff);
1601 }
1602 break;
1603
1604 case IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP: {
1605 struct bcm_flash2x_bitmap *psFlash2xBitMap;
1606 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP Called");
1607
1608 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1609 return -EFAULT;
1610
1611 if (IoBuffer.OutputLength != sizeof(struct bcm_flash2x_bitmap))
1612 return -EINVAL;
1613
1614 psFlash2xBitMap = kzalloc(sizeof(struct bcm_flash2x_bitmap), GFP_KERNEL);
1615 if (psFlash2xBitMap == NULL) {
1616 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory is not available");
1617 return -ENOMEM;
1618 }
1619
1620 /* Reading the Flash Sectio Bit map */
1621 down(&Adapter->NVMRdmWrmLock);
1622
1623 if ((Adapter->IdleMode == TRUE) ||
1624 (Adapter->bShutStatus == TRUE) ||
1625 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1626
1627 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1628 up(&Adapter->NVMRdmWrmLock);
1629 kfree(psFlash2xBitMap);
1630 return -EACCES;
1631 }
1632
1633 BcmGetFlash2xSectionalBitMap(Adapter, psFlash2xBitMap);
1634 up(&Adapter->NVMRdmWrmLock);
1635 if (copy_to_user(IoBuffer.OutputBuffer, psFlash2xBitMap, sizeof(struct bcm_flash2x_bitmap))) {
1636 kfree(psFlash2xBitMap);
1637 return -EFAULT;
1638 }
1639
1640 kfree(psFlash2xBitMap);
1641 }
1642 break;
1643
1644 case IOCTL_BCM_SET_ACTIVE_SECTION: {
1645 enum bcm_flash2x_section_val eFlash2xSectionVal = 0;
1646 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SET_ACTIVE_SECTION Called");
1647
1648 if (IsFlash2x(Adapter) != TRUE) {
1649 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1650 return -EINVAL;
1651 }
1652
1653 Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
1654 if (Status) {
1655 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1656 return -EFAULT;
1657 }
1658
1659 Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
1660 if (Status) {
1661 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
1662 return -EFAULT;
1663 }
1664
1665 down(&Adapter->NVMRdmWrmLock);
1666
1667 if ((Adapter->IdleMode == TRUE) ||
1668 (Adapter->bShutStatus == TRUE) ||
1669 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1670
1671 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1672 up(&Adapter->NVMRdmWrmLock);
1673 return -EACCES;
1674 }
1675
1676 Status = BcmSetActiveSection(Adapter, eFlash2xSectionVal);
1677 if (Status)
1678 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Failed to make it's priority Highest. Status %d", Status);
1679
1680 up(&Adapter->NVMRdmWrmLock);
1681 }
1682 break;
1683
1684 case IOCTL_BCM_IDENTIFY_ACTIVE_SECTION: {
1685 /* Right Now we are taking care of only DSD */
1686 Adapter->bAllDSDWriteAllow = false;
1687 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_IDENTIFY_ACTIVE_SECTION called");
1688 Status = STATUS_SUCCESS;
1689 }
1690 break;
1691
1692 case IOCTL_BCM_COPY_SECTION: {
1693 struct bcm_flash2x_copy_section sCopySectStrut = {0};
1694 Status = STATUS_SUCCESS;
1695 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_COPY_SECTION Called");
1696
1697 Adapter->bAllDSDWriteAllow = false;
1698 if (IsFlash2x(Adapter) != TRUE) {
1699 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1700 return -EINVAL;
1701 }
1702
1703 Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
1704 if (Status) {
1705 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed Status :%d", Status);
1706 return -EFAULT;
1707 }
1708
1709 Status = copy_from_user(&sCopySectStrut, IoBuffer.InputBuffer, sizeof(struct bcm_flash2x_copy_section));
1710 if (Status) {
1711 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of Copy_Section_Struct failed with Status :%d", Status);
1712 return -EFAULT;
1713 }
1714
1715 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Source SEction :%x", sCopySectStrut.SrcSection);
1716 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Destination SEction :%x", sCopySectStrut.DstSection);
1717 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "offset :%x", sCopySectStrut.offset);
1718 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "NOB :%x", sCopySectStrut.numOfBytes);
1719
1720 if (IsSectionExistInFlash(Adapter, sCopySectStrut.SrcSection) == false) {
1721 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Source Section<%x> does not exixt in Flash ", sCopySectStrut.SrcSection);
1722 return -EINVAL;
1723 }
1724
1725 if (IsSectionExistInFlash(Adapter, sCopySectStrut.DstSection) == false) {
1726 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Destinatio Section<%x> does not exixt in Flash ", sCopySectStrut.DstSection);
1727 return -EINVAL;
1728 }
1729
1730 if (sCopySectStrut.SrcSection == sCopySectStrut.DstSection) {
1731 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Source and Destination section should be different");
1732 return -EINVAL;
1733 }
1734
1735 down(&Adapter->NVMRdmWrmLock);
1736
1737 if ((Adapter->IdleMode == TRUE) ||
1738 (Adapter->bShutStatus == TRUE) ||
1739 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1740
1741 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1742 up(&Adapter->NVMRdmWrmLock);
1743 return -EACCES;
1744 }
1745
1746 if (sCopySectStrut.SrcSection == ISO_IMAGE1 || sCopySectStrut.SrcSection == ISO_IMAGE2) {
1747 if (IsNonCDLessDevice(Adapter)) {
1748 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device is Non-CDLess hence won't have ISO !!");
1749 Status = -EINVAL;
1750 } else if (sCopySectStrut.numOfBytes == 0) {
1751 Status = BcmCopyISO(Adapter, sCopySectStrut);
1752 } else {
1753 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Partial Copy of ISO section is not Allowed..");
1754 Status = STATUS_FAILURE;
1755 }
1756 up(&Adapter->NVMRdmWrmLock);
1757 return Status;
1758 }
1759
1760 Status = BcmCopySection(Adapter, sCopySectStrut.SrcSection,
1761 sCopySectStrut.DstSection, sCopySectStrut.offset, sCopySectStrut.numOfBytes);
1762 up(&Adapter->NVMRdmWrmLock);
1763 }
1764 break;
1765
1766 case IOCTL_BCM_GET_FLASH_CS_INFO: {
1767 Status = STATUS_SUCCESS;
1768 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, " IOCTL_BCM_GET_FLASH_CS_INFO Called");
1769
1770 Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
1771 if (Status) {
1772 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1773 return -EFAULT;
1774 }
1775
1776 if (Adapter->eNVMType != NVM_FLASH) {
1777 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Connected device does not have flash");
1778 Status = -EINVAL;
1779 break;
1780 }
1781
1782 if (IsFlash2x(Adapter) == TRUE) {
1783 if (IoBuffer.OutputLength < sizeof(struct bcm_flash2x_cs_info))
1784 return -EINVAL;
1785
1786 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlash2xCSInfo, sizeof(struct bcm_flash2x_cs_info)))
1787 return -EFAULT;
1788 } else {
1789 if (IoBuffer.OutputLength < sizeof(struct bcm_flash_cs_info))
1790 return -EINVAL;
1791
1792 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlashCSInfo, sizeof(struct bcm_flash_cs_info)))
1793 return -EFAULT;
1794 }
1795 }
1796 break;
1797
1798 case IOCTL_BCM_SELECT_DSD: {
1799 UINT SectOfset = 0;
1800 enum bcm_flash2x_section_val eFlash2xSectionVal;
1801 eFlash2xSectionVal = NO_SECTION_VAL;
1802 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SELECT_DSD Called");
1803
1804 if (IsFlash2x(Adapter) != TRUE) {
1805 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1806 return -EINVAL;
1807 }
1808
1809 Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
1810 if (Status) {
1811 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1812 return -EFAULT;
1813 }
1814 Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
1815 if (Status) {
1816 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
1817 return -EFAULT;
1818 }
1819
1820 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Read Section :%d", eFlash2xSectionVal);
1821 if ((eFlash2xSectionVal != DSD0) &&
1822 (eFlash2xSectionVal != DSD1) &&
1823 (eFlash2xSectionVal != DSD2)) {
1824
1825 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Passed section<%x> is not DSD section", eFlash2xSectionVal);
1826 return STATUS_FAILURE;
1827 }
1828
1829 SectOfset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
1830 if (SectOfset == INVALID_OFFSET) {
1831 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Provided Section val <%d> does not exixt in Flash 2.x", eFlash2xSectionVal);
1832 return -EINVAL;
1833 }
1834
1835 Adapter->bAllDSDWriteAllow = TRUE;
1836 Adapter->ulFlashCalStart = SectOfset;
1837 Adapter->eActiveDSD = eFlash2xSectionVal;
1838 }
1839 Status = STATUS_SUCCESS;
1840 break;
1841
1842 case IOCTL_BCM_NVM_RAW_READ: {
1843 struct bcm_nvm_readwrite stNVMRead;
1844 INT NOB ;
1845 INT BuffSize ;
1846 INT ReadOffset = 0;
1847 UINT ReadBytes = 0 ;
1848 PUCHAR pReadBuff;
1849 void __user *OutPutBuff;
1850
1851 if (Adapter->eNVMType != NVM_FLASH) {
1852 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "NVM TYPE is not Flash");
1853 return -EINVAL;
1854 }
1855
1856 /* Copy Ioctl Buffer structure */
1857 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer))) {
1858 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "copy_from_user 1 failed\n");
1859 return -EFAULT;
1860 }
1861
1862 if (copy_from_user(&stNVMRead, IoBuffer.OutputBuffer, sizeof(struct bcm_nvm_readwrite)))
1863 return -EFAULT;
1864
1865 NOB = stNVMRead.uiNumBytes;
1866 /* In Raw-Read max Buff size : 64MB */
1867
1868 if (NOB > DEFAULT_BUFF_SIZE)
1869 BuffSize = DEFAULT_BUFF_SIZE;
1870 else
1871 BuffSize = NOB;
1872
1873 ReadOffset = stNVMRead.uiOffset;
1874 OutPutBuff = stNVMRead.pBuffer;
1875
1876 pReadBuff = kzalloc(BuffSize , GFP_KERNEL);
1877 if (pReadBuff == NULL) {
1878 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed for Flash 2.x Read Structure");
1879 Status = -ENOMEM;
1880 break;
1881 }
1882 down(&Adapter->NVMRdmWrmLock);
1883
1884 if ((Adapter->IdleMode == TRUE) ||
1885 (Adapter->bShutStatus == TRUE) ||
1886 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1887
1888 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1889 kfree(pReadBuff);
1890 up(&Adapter->NVMRdmWrmLock);
1891 return -EACCES;
1892 }
1893
1894 Adapter->bFlashRawRead = TRUE;
1895
1896 while (NOB) {
1897 if (NOB > DEFAULT_BUFF_SIZE)
1898 ReadBytes = DEFAULT_BUFF_SIZE;
1899 else
1900 ReadBytes = NOB;
1901
1902 /* Reading the data from Flash 2.x */
1903 Status = BeceemNVMRead(Adapter, (PUINT)pReadBuff, ReadOffset, ReadBytes);
1904 if (Status) {
1905 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash 2x read err with Status :%d", Status);
1906 break;
1907 }
1908
1909 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pReadBuff, ReadBytes);
1910
1911 Status = copy_to_user(OutPutBuff, pReadBuff, ReadBytes);
1912 if (Status) {
1913 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy to use failed with status :%d", Status);
1914 up(&Adapter->NVMRdmWrmLock);
1915 kfree(pReadBuff);
1916 return -EFAULT;
1917 }
1918 NOB = NOB - ReadBytes;
1919 if (NOB) {
1920 ReadOffset = ReadOffset + ReadBytes;
1921 OutPutBuff = OutPutBuff + ReadBytes;
1922 }
1923 }
1924 Adapter->bFlashRawRead = false;
1925 up(&Adapter->NVMRdmWrmLock);
1926 kfree(pReadBuff);
1927 break;
1928 }
1929
1930 case IOCTL_BCM_CNTRLMSG_MASK: {
1931 ULONG RxCntrlMsgBitMask = 0;
1932
1933 /* Copy Ioctl Buffer structure */
1934 Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
1935 if (Status) {
1936 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "copy of Ioctl buffer is failed from user space");
1937 return -EFAULT;
1938 }
1939
1940 if (IoBuffer.InputLength != sizeof(unsigned long)) {
1941 Status = -EINVAL;
1942 break;
1943 }
1944
1945 Status = copy_from_user(&RxCntrlMsgBitMask, IoBuffer.InputBuffer, IoBuffer.InputLength);
1946 if (Status) {
1947 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "copy of control bit mask failed from user space");
1948 return -EFAULT;
1949 }
1950 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\n Got user defined cntrl msg bit mask :%lx", RxCntrlMsgBitMask);
1951 pTarang->RxCntrlMsgBitMask = RxCntrlMsgBitMask;
1952 }
1953 break;
1954
1955 case IOCTL_BCM_GET_DEVICE_DRIVER_INFO: {
1956 struct bcm_driver_info DevInfo;
1957
1958 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Called IOCTL_BCM_GET_DEVICE_DRIVER_INFO\n");
1959
1960 memset(&DevInfo, 0, sizeof(DevInfo));
1961 DevInfo.MaxRDMBufferSize = BUFFER_4K;
1962 DevInfo.u32DSDStartOffset = EEPROM_CALPARAM_START;
1963 DevInfo.u32RxAlignmentCorrection = 0;
1964 DevInfo.u32NVMType = Adapter->eNVMType;
1965 DevInfo.u32InterfaceType = BCM_USB;
1966
1967 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1968 return -EFAULT;
1969
1970 if (IoBuffer.OutputLength < sizeof(DevInfo))
1971 return -EINVAL;
1972
1973 if (copy_to_user(IoBuffer.OutputBuffer, &DevInfo, sizeof(DevInfo)))
1974 return -EFAULT;
1975 }
1976 break;
1977
1978 case IOCTL_BCM_TIME_SINCE_NET_ENTRY: {
1979 struct bcm_time_elapsed stTimeElapsedSinceNetEntry = {0};
1980
1981 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_TIME_SINCE_NET_ENTRY called");
1982
1983 if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
1984 return -EFAULT;
1985
1986 if (IoBuffer.OutputLength < sizeof(struct bcm_time_elapsed))
1987 return -EINVAL;
1988
1989 stTimeElapsedSinceNetEntry.ul64TimeElapsedSinceNetEntry = get_seconds() - Adapter->liTimeSinceLastNetEntry;
1990
1991 if (copy_to_user(IoBuffer.OutputBuffer, &stTimeElapsedSinceNetEntry, sizeof(struct bcm_time_elapsed)))
1992 return -EFAULT;
1993 }
1994 break;
1995
1996 case IOCTL_CLOSE_NOTIFICATION:
1997 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_CLOSE_NOTIFICATION");
1998 break;
1999
2000 default:
2001 pr_info(DRV_NAME ": unknown ioctl cmd=%#x\n", cmd);
2002 Status = STATUS_FAILURE;
2003 break;
2004 }
2005 return Status;
2006 }
2007
2008
2009 static const struct file_operations bcm_fops = {
2010 .owner = THIS_MODULE,
2011 .open = bcm_char_open,
2012 .release = bcm_char_release,
2013 .read = bcm_char_read,
2014 .unlocked_ioctl = bcm_char_ioctl,
2015 .llseek = no_llseek,
2016 };
2017
2018 int register_control_device_interface(struct bcm_mini_adapter *Adapter)
2019 {
2020
2021 if (Adapter->major > 0)
2022 return Adapter->major;
2023
2024 Adapter->major = register_chrdev(0, DEV_NAME, &bcm_fops);
2025 if (Adapter->major < 0) {
2026 pr_err(DRV_NAME ": could not created character device\n");
2027 return Adapter->major;
2028 }
2029
2030 Adapter->pstCreatedClassDevice = device_create(bcm_class, NULL,
2031 MKDEV(Adapter->major, 0),
2032 Adapter, DEV_NAME);
2033
2034 if (IS_ERR(Adapter->pstCreatedClassDevice)) {
2035 pr_err(DRV_NAME ": class device create failed\n");
2036 unregister_chrdev(Adapter->major, DEV_NAME);
2037 return PTR_ERR(Adapter->pstCreatedClassDevice);
2038 }
2039
2040 return 0;
2041 }
2042
2043 void unregister_control_device_interface(struct bcm_mini_adapter *Adapter)
2044 {
2045 if (Adapter->major > 0) {
2046 device_destroy(bcm_class, MKDEV(Adapter->major, 0));
2047 unregister_chrdev(Adapter->major, DEV_NAME);
2048 }
2049 }
2050
Linus' kernel tree