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[deliverable/linux.git] / drivers / staging / bcm / Bcmchar.c
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 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
54 "ptarang is null\n");
55 return 0;
56 }
57
58 Adapter = pTarang->Adapter;
59
60 down(&Adapter->RxAppControlQueuelock);
61
62 tmp = Adapter->pTarangs;
63 for (ptmp = NULL; tmp; ptmp = tmp, tmp = tmp->next) {
64 if (tmp == pTarang)
65 break;
66 }
67
68 if (tmp) {
69 if (!ptmp)
70 Adapter->pTarangs = tmp->next;
71 else
72 ptmp->next = tmp->next;
73 } else {
74 up(&Adapter->RxAppControlQueuelock);
75 return 0;
76 }
77
78 pkt = pTarang->RxAppControlHead;
79 while (pkt) {
80 npkt = pkt->next;
81 kfree_skb(pkt);
82 pkt = npkt;
83 }
84
85 up(&Adapter->RxAppControlQueuelock);
86
87 /* Stop Queuing the control response Packets */
88 atomic_dec(&Adapter->ApplicationRunning);
89
90 kfree(pTarang);
91
92 /* remove this filp from the asynchronously notified filp's */
93 filp->private_data = NULL;
94 return 0;
95 }
96
97 static ssize_t bcm_char_read(struct file *filp, char __user *buf, size_t size,
98 loff_t *f_pos)
99 {
100 struct bcm_tarang_data *pTarang = filp->private_data;
101 struct bcm_mini_adapter *Adapter = pTarang->Adapter;
102 struct sk_buff *Packet = NULL;
103 ssize_t PktLen = 0;
104 int wait_ret_val = 0;
105 unsigned long ret = 0;
106
107 wait_ret_val = wait_event_interruptible(Adapter->process_read_wait_queue,
108 (pTarang->RxAppControlHead ||
109 Adapter->device_removed));
110 if ((wait_ret_val == -ERESTARTSYS)) {
111 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
112 "Exiting as i've been asked to exit!!!\n");
113 return wait_ret_val;
114 }
115
116 if (Adapter->device_removed) {
117 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
118 "Device Removed... Killing the Apps...\n");
119 return -ENODEV;
120 }
121
122 if (FALSE == Adapter->fw_download_done)
123 return -EACCES;
124
125 down(&Adapter->RxAppControlQueuelock);
126
127 if (pTarang->RxAppControlHead) {
128 Packet = pTarang->RxAppControlHead;
129 DEQUEUEPACKET(pTarang->RxAppControlHead,
130 pTarang->RxAppControlTail);
131 pTarang->AppCtrlQueueLen--;
132 }
133
134 up(&Adapter->RxAppControlQueuelock);
135
136 if (Packet) {
137 PktLen = Packet->len;
138 ret = copy_to_user(buf, Packet->data,
139 min_t(size_t, PktLen, size));
140 if (ret) {
141 dev_kfree_skb(Packet);
142 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
143 "Returning from copy to user failure\n");
144 return -EFAULT;
145 }
146 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
147 "Read %zd Bytes From Adapter packet = %p by process %d!\n",
148 PktLen, Packet, current->pid);
149 dev_kfree_skb(Packet);
150 }
151
152 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "<\n");
153 return PktLen;
154 }
155
156 static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
157 {
158 struct bcm_tarang_data *pTarang = filp->private_data;
159 void __user *argp = (void __user *)arg;
160 struct bcm_mini_adapter *Adapter = pTarang->Adapter;
161 INT Status = STATUS_FAILURE;
162 int timeout = 0;
163 IOCTL_BUFFER IoBuffer;
164 int bytes;
165
166 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);
167
168 if (_IOC_TYPE(cmd) != BCM_IOCTL)
169 return -EFAULT;
170 if (_IOC_DIR(cmd) & _IOC_READ)
171 Status = !access_ok(VERIFY_WRITE, argp, _IOC_SIZE(cmd));
172 else if (_IOC_DIR(cmd) & _IOC_WRITE)
173 Status = !access_ok(VERIFY_READ, argp, _IOC_SIZE(cmd));
174 else if (_IOC_NONE == (_IOC_DIR(cmd) & _IOC_NONE))
175 Status = STATUS_SUCCESS;
176
177 if (Status)
178 return -EFAULT;
179
180 if (Adapter->device_removed)
181 return -EFAULT;
182
183 if (FALSE == Adapter->fw_download_done) {
184 switch (cmd) {
185 case IOCTL_MAC_ADDR_REQ:
186 case IOCTL_LINK_REQ:
187 case IOCTL_CM_REQUEST:
188 case IOCTL_SS_INFO_REQ:
189 case IOCTL_SEND_CONTROL_MESSAGE:
190 case IOCTL_IDLE_REQ:
191 case IOCTL_BCM_GPIO_SET_REQUEST:
192 case IOCTL_BCM_GPIO_STATUS_REQUEST:
193 return -EACCES;
194 default:
195 break;
196 }
197 }
198
199 Status = vendorextnIoctl(Adapter, cmd, arg);
200 if (Status != CONTINUE_COMMON_PATH)
201 return Status;
202
203 switch (cmd) {
204 /* Rdms for Swin Idle... */
205 case IOCTL_BCM_REGISTER_READ_PRIVATE: {
206 RDM_BUFFER sRdmBuffer = {0};
207 PCHAR temp_buff;
208 UINT Bufflen;
209 u16 temp_value;
210
211 /* Copy Ioctl Buffer structure */
212 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
213 return -EFAULT;
214
215 if (IoBuffer.InputLength > sizeof(sRdmBuffer))
216 return -EINVAL;
217
218 if (copy_from_user(&sRdmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
219 return -EFAULT;
220
221 if (IoBuffer.OutputLength > USHRT_MAX ||
222 IoBuffer.OutputLength == 0) {
223 return -EINVAL;
224 }
225
226 Bufflen = IoBuffer.OutputLength;
227 temp_value = 4 - (Bufflen % 4);
228 Bufflen += temp_value % 4;
229
230 temp_buff = kmalloc(Bufflen, GFP_KERNEL);
231 if (!temp_buff)
232 return -ENOMEM;
233
234 bytes = rdmalt(Adapter, (UINT)sRdmBuffer.Register,
235 (PUINT)temp_buff, Bufflen);
236 if (bytes > 0) {
237 Status = STATUS_SUCCESS;
238 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) {
239 kfree(temp_buff);
240 return -EFAULT;
241 }
242 } else {
243 Status = bytes;
244 }
245
246 kfree(temp_buff);
247 break;
248 }
249
250 case IOCTL_BCM_REGISTER_WRITE_PRIVATE: {
251 WRM_BUFFER sWrmBuffer = {0};
252 UINT uiTempVar = 0;
253 /* Copy Ioctl Buffer structure */
254
255 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
256 return -EFAULT;
257
258 if (IoBuffer.InputLength > sizeof(sWrmBuffer))
259 return -EINVAL;
260
261 /* Get WrmBuffer structure */
262 if (copy_from_user(&sWrmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
263 return -EFAULT;
264
265 uiTempVar = sWrmBuffer.Register & EEPROM_REJECT_MASK;
266 if (!((Adapter->pstargetparams->m_u32Customize) & VSG_MODE) &&
267 ((uiTempVar == EEPROM_REJECT_REG_1) ||
268 (uiTempVar == EEPROM_REJECT_REG_2) ||
269 (uiTempVar == EEPROM_REJECT_REG_3) ||
270 (uiTempVar == EEPROM_REJECT_REG_4))) {
271
272 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
273 return -EFAULT;
274 }
275
276 Status = wrmalt(Adapter, (UINT)sWrmBuffer.Register,
277 (PUINT)sWrmBuffer.Data, sizeof(ULONG));
278
279 if (Status == STATUS_SUCCESS) {
280 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Done\n");
281 } else {
282 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Failed\n");
283 Status = -EFAULT;
284 }
285 break;
286 }
287
288 case IOCTL_BCM_REGISTER_READ:
289 case IOCTL_BCM_EEPROM_REGISTER_READ: {
290 RDM_BUFFER sRdmBuffer = {0};
291 PCHAR temp_buff = NULL;
292 UINT uiTempVar = 0;
293 if ((Adapter->IdleMode == TRUE) ||
294 (Adapter->bShutStatus == TRUE) ||
295 (Adapter->bPreparingForLowPowerMode == TRUE)) {
296
297 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle Mode, Blocking Rdms\n");
298 return -EACCES;
299 }
300
301 /* Copy Ioctl Buffer structure */
302 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
303 return -EFAULT;
304
305 if (IoBuffer.InputLength > sizeof(sRdmBuffer))
306 return -EINVAL;
307
308 if (copy_from_user(&sRdmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
309 return -EFAULT;
310
311 if (IoBuffer.OutputLength > USHRT_MAX ||
312 IoBuffer.OutputLength == 0) {
313 return -EINVAL;
314 }
315
316 temp_buff = kmalloc(IoBuffer.OutputLength, GFP_KERNEL);
317 if (!temp_buff)
318 return STATUS_FAILURE;
319
320 if ((((ULONG)sRdmBuffer.Register & 0x0F000000) != 0x0F000000) ||
321 ((ULONG)sRdmBuffer.Register & 0x3)) {
322
323 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM Done On invalid Address : %x Access Denied.\n",
324 (int)sRdmBuffer.Register);
325
326 kfree(temp_buff);
327 return -EINVAL;
328 }
329
330 uiTempVar = sRdmBuffer.Register & EEPROM_REJECT_MASK;
331 bytes = rdmaltWithLock(Adapter, (UINT)sRdmBuffer.Register, (PUINT)temp_buff, IoBuffer.OutputLength);
332
333 if (bytes > 0) {
334 Status = STATUS_SUCCESS;
335 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) {
336 kfree(temp_buff);
337 return -EFAULT;
338 }
339 } else {
340 Status = bytes;
341 }
342
343 kfree(temp_buff);
344 break;
345 }
346 case IOCTL_BCM_REGISTER_WRITE:
347 case IOCTL_BCM_EEPROM_REGISTER_WRITE: {
348 WRM_BUFFER sWrmBuffer = {0};
349 UINT uiTempVar = 0;
350 if ((Adapter->IdleMode == TRUE) ||
351 (Adapter->bShutStatus == TRUE) ||
352 (Adapter->bPreparingForLowPowerMode == TRUE)) {
353
354 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle Mode, Blocking Wrms\n");
355 return -EACCES;
356 }
357
358 /* Copy Ioctl Buffer structure */
359 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
360 return -EFAULT;
361
362 if (IoBuffer.InputLength > sizeof(sWrmBuffer))
363 return -EINVAL;
364
365 /* Get WrmBuffer structure */
366 if (copy_from_user(&sWrmBuffer, IoBuffer.InputBuffer, IoBuffer.InputLength))
367 return -EFAULT;
368
369 if ((((ULONG)sWrmBuffer.Register & 0x0F000000) != 0x0F000000) ||
370 ((ULONG)sWrmBuffer.Register & 0x3)) {
371
372 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Done On invalid Address : %x Access Denied.\n", (int)sWrmBuffer.Register);
373 return -EINVAL;
374 }
375
376 uiTempVar = sWrmBuffer.Register & EEPROM_REJECT_MASK;
377 if (!((Adapter->pstargetparams->m_u32Customize) & VSG_MODE) &&
378 ((uiTempVar == EEPROM_REJECT_REG_1) ||
379 (uiTempVar == EEPROM_REJECT_REG_2) ||
380 (uiTempVar == EEPROM_REJECT_REG_3) ||
381 (uiTempVar == EEPROM_REJECT_REG_4)) &&
382 (cmd == IOCTL_BCM_REGISTER_WRITE)) {
383
384 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
385 return -EFAULT;
386 }
387
388 Status = wrmaltWithLock(Adapter, (UINT)sWrmBuffer.Register,
389 (PUINT)sWrmBuffer.Data, sWrmBuffer.Length);
390
391 if (Status == STATUS_SUCCESS) {
392 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, OSAL_DBG, DBG_LVL_ALL, "WRM Done\n");
393 } else {
394 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "WRM Failed\n");
395 Status = -EFAULT;
396 }
397 break;
398 }
399 case IOCTL_BCM_GPIO_SET_REQUEST: {
400 UCHAR ucResetValue[4];
401 UINT value = 0;
402 UINT uiBit = 0;
403 UINT uiOperation = 0;
404
405 GPIO_INFO gpio_info = {0};
406 if ((Adapter->IdleMode == TRUE) ||
407 (Adapter->bShutStatus == TRUE) ||
408 (Adapter->bPreparingForLowPowerMode == TRUE)) {
409
410 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "GPIO Can't be set/clear in Low power Mode");
411 return -EACCES;
412 }
413
414 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
415 return -EFAULT;
416
417 if (IoBuffer.InputLength > sizeof(gpio_info))
418 return -EINVAL;
419
420 if (copy_from_user(&gpio_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
421 return -EFAULT;
422
423 uiBit = gpio_info.uiGpioNumber;
424 uiOperation = gpio_info.uiGpioValue;
425 value = (1<<uiBit);
426
427 if (IsReqGpioIsLedInNVM(Adapter, value) == FALSE) {
428 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Sorry, Requested GPIO<0x%X> is not correspond to LED !!!", value);
429 Status = -EINVAL;
430 break;
431 }
432
433 /* Set - setting 1 */
434 if (uiOperation) {
435 /* Set the gpio output register */
436 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_SET_REG, (PUINT)(&value), sizeof(UINT));
437
438 if (Status == STATUS_SUCCESS) {
439 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO bit\n");
440 } else {
441 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to set the %dth GPIO\n", uiBit);
442 break;
443 }
444 } else {
445 /* Set the gpio output register */
446 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_CLR_REG, (PUINT)(&value), sizeof(UINT));
447
448 if (Status == STATUS_SUCCESS) {
449 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO bit\n");
450 } else {
451 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to clear the %dth GPIO\n", uiBit);
452 break;
453 }
454 }
455
456 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
457 if (bytes < 0) {
458 Status = bytes;
459 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
460 "GPIO_MODE_REGISTER read failed");
461 break;
462 } else {
463 Status = STATUS_SUCCESS;
464 }
465
466 /* Set the gpio mode register to output */
467 *(UINT *)ucResetValue |= (1<<uiBit);
468 Status = wrmaltWithLock(Adapter, GPIO_MODE_REGISTER,
469 (PUINT)ucResetValue, sizeof(UINT));
470
471 if (Status == STATUS_SUCCESS) {
472 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Set the GPIO to output Mode\n");
473 } else {
474 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Failed to put GPIO in Output Mode\n");
475 break;
476 }
477 }
478 break;
479
480 case BCM_LED_THREAD_STATE_CHANGE_REQ: {
481 USER_THREAD_REQ threadReq = {0};
482 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "User made LED thread InActive");
483
484 if ((Adapter->IdleMode == TRUE) ||
485 (Adapter->bShutStatus == TRUE) ||
486 (Adapter->bPreparingForLowPowerMode == TRUE)) {
487
488 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "GPIO Can't be set/clear in Low power Mode");
489 Status = -EACCES;
490 break;
491 }
492
493 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
494 return -EFAULT;
495
496 if (IoBuffer.InputLength > sizeof(threadReq))
497 return -EINVAL;
498
499 if (copy_from_user(&threadReq, IoBuffer.InputBuffer, IoBuffer.InputLength))
500 return -EFAULT;
501
502 /* if LED thread is running(Actively or Inactively) set it state to make inactive */
503 if (Adapter->LEDInfo.led_thread_running) {
504 if (threadReq.ThreadState == LED_THREAD_ACTIVATION_REQ) {
505 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Activating thread req");
506 Adapter->DriverState = LED_THREAD_ACTIVE;
507 } else {
508 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DeActivating Thread req.....");
509 Adapter->DriverState = LED_THREAD_INACTIVE;
510 }
511
512 /* signal thread. */
513 wake_up(&Adapter->LEDInfo.notify_led_event);
514 }
515 }
516 break;
517
518 case IOCTL_BCM_GPIO_STATUS_REQUEST: {
519 ULONG uiBit = 0;
520 UCHAR ucRead[4];
521 GPIO_INFO gpio_info = {0};
522
523 if ((Adapter->IdleMode == TRUE) ||
524 (Adapter->bShutStatus == TRUE) ||
525 (Adapter->bPreparingForLowPowerMode == TRUE))
526 return -EACCES;
527
528 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
529 return -EFAULT;
530
531 if (IoBuffer.InputLength > sizeof(gpio_info))
532 return -EINVAL;
533
534 if (copy_from_user(&gpio_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
535 return -EFAULT;
536
537 uiBit = gpio_info.uiGpioNumber;
538
539 /* Set the gpio output register */
540 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER,
541 (PUINT)ucRead, sizeof(UINT));
542
543 if (bytes < 0) {
544 Status = bytes;
545 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM Failed\n");
546 return Status;
547 } else {
548 Status = STATUS_SUCCESS;
549 }
550 }
551 break;
552
553 case IOCTL_BCM_GPIO_MULTI_REQUEST: {
554 UCHAR ucResetValue[4];
555 struct bcm_gpio_multi_info gpio_multi_info[MAX_IDX];
556 struct bcm_gpio_multi_info *pgpio_multi_info = (struct bcm_gpio_multi_info *)gpio_multi_info;
557
558 memset(pgpio_multi_info, 0, MAX_IDX * sizeof(struct bcm_gpio_multi_info));
559
560 if ((Adapter->IdleMode == TRUE) ||
561 (Adapter->bShutStatus == TRUE) ||
562 (Adapter->bPreparingForLowPowerMode == TRUE))
563 return -EINVAL;
564
565 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
566 return -EFAULT;
567
568 if (IoBuffer.InputLength > sizeof(gpio_multi_info))
569 return -EINVAL;
570
571 if (copy_from_user(&gpio_multi_info, IoBuffer.InputBuffer, IoBuffer.InputLength))
572 return -EFAULT;
573
574 if (IsReqGpioIsLedInNVM(Adapter, pgpio_multi_info[WIMAX_IDX].uiGPIOMask) == FALSE) {
575 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
576 "Sorry, Requested GPIO<0x%X> is not correspond to NVM LED bit map<0x%X>!!!",
577 pgpio_multi_info[WIMAX_IDX].uiGPIOMask, Adapter->gpioBitMap);
578 Status = -EINVAL;
579 break;
580 }
581
582 /* Set the gpio output register */
583 if ((pgpio_multi_info[WIMAX_IDX].uiGPIOMask) &
584 (pgpio_multi_info[WIMAX_IDX].uiGPIOCommand)) {
585 /* Set 1's in GPIO OUTPUT REGISTER */
586 *(UINT *)ucResetValue = pgpio_multi_info[WIMAX_IDX].uiGPIOMask &
587 pgpio_multi_info[WIMAX_IDX].uiGPIOCommand &
588 pgpio_multi_info[WIMAX_IDX].uiGPIOValue;
589
590 if (*(UINT *) ucResetValue)
591 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_SET_REG,
592 (PUINT)ucResetValue, sizeof(ULONG));
593
594 if (Status != STATUS_SUCCESS) {
595 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM to BCM_GPIO_OUTPUT_SET_REG Failed.");
596 return Status;
597 }
598
599 /* Clear to 0's in GPIO OUTPUT REGISTER */
600 *(UINT *)ucResetValue = (pgpio_multi_info[WIMAX_IDX].uiGPIOMask &
601 pgpio_multi_info[WIMAX_IDX].uiGPIOCommand &
602 (~(pgpio_multi_info[WIMAX_IDX].uiGPIOValue)));
603
604 if (*(UINT *) ucResetValue)
605 Status = wrmaltWithLock(Adapter, BCM_GPIO_OUTPUT_CLR_REG, (PUINT)ucResetValue, sizeof(ULONG));
606
607 if (Status != STATUS_SUCCESS) {
608 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM to BCM_GPIO_OUTPUT_CLR_REG Failed.");
609 return Status;
610 }
611 }
612
613 if (pgpio_multi_info[WIMAX_IDX].uiGPIOMask) {
614 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
615
616 if (bytes < 0) {
617 Status = bytes;
618 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM to GPIO_PIN_STATE_REGISTER Failed.");
619 return Status;
620 } else {
621 Status = STATUS_SUCCESS;
622 }
623
624 pgpio_multi_info[WIMAX_IDX].uiGPIOValue = (*(UINT *)ucResetValue &
625 pgpio_multi_info[WIMAX_IDX].uiGPIOMask);
626 }
627
628 Status = copy_to_user(IoBuffer.OutputBuffer, &gpio_multi_info, IoBuffer.OutputLength);
629 if (Status) {
630 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
631 "Failed while copying Content to IOBufer for user space err:%d", Status);
632 return -EFAULT;
633 }
634 }
635 break;
636
637 case IOCTL_BCM_GPIO_MODE_REQUEST: {
638 UCHAR ucResetValue[4];
639 struct bcm_gpio_multi_mode gpio_multi_mode[MAX_IDX];
640 struct bcm_gpio_multi_mode *pgpio_multi_mode = (struct bcm_gpio_multi_mode *)gpio_multi_mode;
641
642 if ((Adapter->IdleMode == TRUE) ||
643 (Adapter->bShutStatus == TRUE) ||
644 (Adapter->bPreparingForLowPowerMode == TRUE))
645 return -EINVAL;
646
647 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
648 return -EFAULT;
649
650 if (IoBuffer.InputLength > sizeof(gpio_multi_mode))
651 return -EINVAL;
652
653 if (copy_from_user(&gpio_multi_mode, IoBuffer.InputBuffer, IoBuffer.InputLength))
654 return -EFAULT;
655
656 bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT));
657
658 if (bytes < 0) {
659 Status = bytes;
660 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read of GPIO_MODE_REGISTER failed");
661 return Status;
662 } else {
663 Status = STATUS_SUCCESS;
664 }
665
666 /* Validating the request */
667 if (IsReqGpioIsLedInNVM(Adapter, pgpio_multi_mode[WIMAX_IDX].uiGPIOMask) == FALSE) {
668 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
669 "Sorry, Requested GPIO<0x%X> is not correspond to NVM LED bit map<0x%X>!!!",
670 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask, Adapter->gpioBitMap);
671 Status = -EINVAL;
672 break;
673 }
674
675 if (pgpio_multi_mode[WIMAX_IDX].uiGPIOMask) {
676 /* write all OUT's (1's) */
677 *(UINT *) ucResetValue |= (pgpio_multi_mode[WIMAX_IDX].uiGPIOMode &
678 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask);
679
680 /* write all IN's (0's) */
681 *(UINT *) ucResetValue &= ~((~pgpio_multi_mode[WIMAX_IDX].uiGPIOMode) &
682 pgpio_multi_mode[WIMAX_IDX].uiGPIOMask);
683
684 /* Currently implemented return the modes of all GPIO's
685 * else needs to bit AND with mask
686 */
687 pgpio_multi_mode[WIMAX_IDX].uiGPIOMode = *(UINT *)ucResetValue;
688
689 Status = wrmaltWithLock(Adapter, GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(ULONG));
690 if (Status == STATUS_SUCCESS) {
691 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
692 "WRM to GPIO_MODE_REGISTER Done");
693 } else {
694 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
695 "WRM to GPIO_MODE_REGISTER Failed");
696 Status = -EFAULT;
697 break;
698 }
699 } else {
700 /* if uiGPIOMask is 0 then return mode register configuration */
701 pgpio_multi_mode[WIMAX_IDX].uiGPIOMode = *(UINT *)ucResetValue;
702 }
703
704 Status = copy_to_user(IoBuffer.OutputBuffer, &gpio_multi_mode, IoBuffer.OutputLength);
705 if (Status) {
706 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
707 "Failed while copying Content to IOBufer for user space err:%d", Status);
708 return -EFAULT;
709 }
710 }
711 break;
712
713 case IOCTL_MAC_ADDR_REQ:
714 case IOCTL_LINK_REQ:
715 case IOCTL_CM_REQUEST:
716 case IOCTL_SS_INFO_REQ:
717 case IOCTL_SEND_CONTROL_MESSAGE:
718 case IOCTL_IDLE_REQ: {
719 PVOID pvBuffer = NULL;
720
721 /* Copy Ioctl Buffer structure */
722 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
723 return -EFAULT;
724
725 if (IoBuffer.InputLength < sizeof(struct bcm_link_request))
726 return -EINVAL;
727
728 if (IoBuffer.InputLength > MAX_CNTL_PKT_SIZE)
729 return -EINVAL;
730
731 pvBuffer = memdup_user(IoBuffer.InputBuffer,
732 IoBuffer.InputLength);
733 if (IS_ERR(pvBuffer))
734 return PTR_ERR(pvBuffer);
735
736 down(&Adapter->LowPowerModeSync);
737 Status = wait_event_interruptible_timeout(Adapter->lowpower_mode_wait_queue,
738 !Adapter->bPreparingForLowPowerMode,
739 (1 * HZ));
740 if (Status == -ERESTARTSYS)
741 goto cntrlEnd;
742
743 if (Adapter->bPreparingForLowPowerMode) {
744 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
745 "Preparing Idle Mode is still True - Hence Rejecting control message\n");
746 Status = STATUS_FAILURE;
747 goto cntrlEnd;
748 }
749 Status = CopyBufferToControlPacket(Adapter, (PVOID)pvBuffer);
750
751 cntrlEnd:
752 up(&Adapter->LowPowerModeSync);
753 kfree(pvBuffer);
754 break;
755 }
756
757 case IOCTL_BCM_BUFFER_DOWNLOAD_START: {
758 if (down_trylock(&Adapter->NVMRdmWrmLock)) {
759 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL,
760 "IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
761 return -EACCES;
762 }
763
764 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
765 "Starting the firmware download PID =0x%x!!!!\n", current->pid);
766
767 if (down_trylock(&Adapter->fw_download_sema))
768 return -EBUSY;
769
770 Adapter->bBinDownloaded = FALSE;
771 Adapter->fw_download_process_pid = current->pid;
772 Adapter->bCfgDownloaded = FALSE;
773 Adapter->fw_download_done = FALSE;
774 netif_carrier_off(Adapter->dev);
775 netif_stop_queue(Adapter->dev);
776 Status = reset_card_proc(Adapter);
777 if (Status) {
778 pr_err(PFX "%s: reset_card_proc Failed!\n", Adapter->dev->name);
779 up(&Adapter->fw_download_sema);
780 up(&Adapter->NVMRdmWrmLock);
781 return Status;
782 }
783 mdelay(10);
784
785 up(&Adapter->NVMRdmWrmLock);
786 return Status;
787 }
788
789 case IOCTL_BCM_BUFFER_DOWNLOAD: {
790 struct bcm_firmware_info *psFwInfo = NULL;
791 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Starting the firmware download PID =0x%x!!!!\n", current->pid);
792
793 if (!down_trylock(&Adapter->fw_download_sema)) {
794 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
795 "Invalid way to download buffer. Use Start and then call this!!!\n");
796 up(&Adapter->fw_download_sema);
797 Status = -EINVAL;
798 return Status;
799 }
800
801 /* Copy Ioctl Buffer structure */
802 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER))) {
803 up(&Adapter->fw_download_sema);
804 return -EFAULT;
805 }
806
807 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
808 "Length for FW DLD is : %lx\n", IoBuffer.InputLength);
809
810 if (IoBuffer.InputLength > sizeof(struct bcm_firmware_info)) {
811 up(&Adapter->fw_download_sema);
812 return -EINVAL;
813 }
814
815 psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
816 if (!psFwInfo) {
817 up(&Adapter->fw_download_sema);
818 return -ENOMEM;
819 }
820
821 if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength)) {
822 up(&Adapter->fw_download_sema);
823 kfree(psFwInfo);
824 return -EFAULT;
825 }
826
827 if (!psFwInfo->pvMappedFirmwareAddress ||
828 (psFwInfo->u32FirmwareLength == 0)) {
829
830 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
831 psFwInfo->u32FirmwareLength);
832 up(&Adapter->fw_download_sema);
833 kfree(psFwInfo);
834 Status = -EINVAL;
835 return Status;
836 }
837
838 Status = bcm_ioctl_fw_download(Adapter, psFwInfo);
839
840 if (Status != STATUS_SUCCESS) {
841 if (psFwInfo->u32StartingAddress == CONFIG_BEGIN_ADDR)
842 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Configuration File Upload Failed\n");
843 else
844 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Firmware File Upload Failed\n");
845
846 /* up(&Adapter->fw_download_sema); */
847
848 if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
849 Adapter->DriverState = DRIVER_INIT;
850 Adapter->LEDInfo.bLedInitDone = FALSE;
851 wake_up(&Adapter->LEDInfo.notify_led_event);
852 }
853 }
854
855 if (Status != STATUS_SUCCESS)
856 up(&Adapter->fw_download_sema);
857
858 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, OSAL_DBG, DBG_LVL_ALL, "IOCTL: Firmware File Uploaded\n");
859 kfree(psFwInfo);
860 return Status;
861 }
862
863 case IOCTL_BCM_BUFFER_DOWNLOAD_STOP: {
864 if (!down_trylock(&Adapter->fw_download_sema)) {
865 up(&Adapter->fw_download_sema);
866 return -EINVAL;
867 }
868
869 if (down_trylock(&Adapter->NVMRdmWrmLock)) {
870 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
871 "FW download blocked as EEPROM Read/Write is in progress\n");
872 up(&Adapter->fw_download_sema);
873 return -EACCES;
874 }
875
876 Adapter->bBinDownloaded = TRUE;
877 Adapter->bCfgDownloaded = TRUE;
878 atomic_set(&Adapter->CurrNumFreeTxDesc, 0);
879 Adapter->CurrNumRecvDescs = 0;
880 Adapter->downloadDDR = 0;
881
882 /* setting the Mips to Run */
883 Status = run_card_proc(Adapter);
884
885 if (Status) {
886 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Firm Download Failed\n");
887 up(&Adapter->fw_download_sema);
888 up(&Adapter->NVMRdmWrmLock);
889 return Status;
890 } else {
891 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG,
892 DBG_LVL_ALL, "Firm Download Over...\n");
893 }
894
895 mdelay(10);
896
897 /* Wait for MailBox Interrupt */
898 if (StartInterruptUrb((struct bcm_interface_adapter *)Adapter->pvInterfaceAdapter))
899 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Unable to send interrupt...\n");
900
901 timeout = 5*HZ;
902 Adapter->waiting_to_fw_download_done = FALSE;
903 wait_event_timeout(Adapter->ioctl_fw_dnld_wait_queue,
904 Adapter->waiting_to_fw_download_done, timeout);
905 Adapter->fw_download_process_pid = INVALID_PID;
906 Adapter->fw_download_done = TRUE;
907 atomic_set(&Adapter->CurrNumFreeTxDesc, 0);
908 Adapter->CurrNumRecvDescs = 0;
909 Adapter->PrevNumRecvDescs = 0;
910 atomic_set(&Adapter->cntrlpktCnt, 0);
911 Adapter->LinkUpStatus = 0;
912 Adapter->LinkStatus = 0;
913
914 if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
915 Adapter->DriverState = FW_DOWNLOAD_DONE;
916 wake_up(&Adapter->LEDInfo.notify_led_event);
917 }
918
919 if (!timeout)
920 Status = -ENODEV;
921
922 up(&Adapter->fw_download_sema);
923 up(&Adapter->NVMRdmWrmLock);
924 return Status;
925 }
926
927 case IOCTL_BE_BUCKET_SIZE:
928 Status = 0;
929 if (get_user(Adapter->BEBucketSize, (unsigned long __user *)arg))
930 Status = -EFAULT;
931 break;
932
933 case IOCTL_RTPS_BUCKET_SIZE:
934 Status = 0;
935 if (get_user(Adapter->rtPSBucketSize, (unsigned long __user *)arg))
936 Status = -EFAULT;
937 break;
938
939 case IOCTL_CHIP_RESET: {
940 INT NVMAccess = down_trylock(&Adapter->NVMRdmWrmLock);
941 if (NVMAccess) {
942 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, " IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
943 return -EACCES;
944 }
945
946 down(&Adapter->RxAppControlQueuelock);
947 Status = reset_card_proc(Adapter);
948 flushAllAppQ();
949 up(&Adapter->RxAppControlQueuelock);
950 up(&Adapter->NVMRdmWrmLock);
951 ResetCounters(Adapter);
952 break;
953 }
954
955 case IOCTL_QOS_THRESHOLD: {
956 USHORT uiLoopIndex;
957
958 Status = 0;
959 for (uiLoopIndex = 0; uiLoopIndex < NO_OF_QUEUES; uiLoopIndex++) {
960 if (get_user(Adapter->PackInfo[uiLoopIndex].uiThreshold,
961 (unsigned long __user *)arg)) {
962 Status = -EFAULT;
963 break;
964 }
965 }
966 break;
967 }
968
969 case IOCTL_DUMP_PACKET_INFO:
970 DumpPackInfo(Adapter);
971 DumpPhsRules(&Adapter->stBCMPhsContext);
972 Status = STATUS_SUCCESS;
973 break;
974
975 case IOCTL_GET_PACK_INFO:
976 if (copy_to_user(argp, &Adapter->PackInfo, sizeof(struct bcm_packet_info)*NO_OF_QUEUES))
977 return -EFAULT;
978 Status = STATUS_SUCCESS;
979 break;
980
981 case IOCTL_BCM_SWITCH_TRANSFER_MODE: {
982 UINT uiData = 0;
983 if (copy_from_user(&uiData, argp, sizeof(UINT)))
984 return -EFAULT;
985
986 if (uiData) {
987 /* Allow All Packets */
988 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: ETH_PACKET_TUNNELING_MODE\n");
989 Adapter->TransferMode = ETH_PACKET_TUNNELING_MODE;
990 } else {
991 /* Allow IP only Packets */
992 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: IP_PACKET_ONLY_MODE\n");
993 Adapter->TransferMode = IP_PACKET_ONLY_MODE;
994 }
995 Status = STATUS_SUCCESS;
996 break;
997 }
998
999 case IOCTL_BCM_GET_DRIVER_VERSION: {
1000 ulong len;
1001
1002 /* Copy Ioctl Buffer structure */
1003 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1004 return -EFAULT;
1005
1006 len = min_t(ulong, IoBuffer.OutputLength, strlen(VER_FILEVERSION_STR) + 1);
1007
1008 if (copy_to_user(IoBuffer.OutputBuffer, VER_FILEVERSION_STR, len))
1009 return -EFAULT;
1010 Status = STATUS_SUCCESS;
1011 break;
1012 }
1013
1014 case IOCTL_BCM_GET_CURRENT_STATUS: {
1015 LINK_STATE link_state;
1016
1017 /* Copy Ioctl Buffer structure */
1018 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER))) {
1019 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "copy_from_user failed..\n");
1020 return -EFAULT;
1021 }
1022
1023 if (IoBuffer.OutputLength != sizeof(link_state)) {
1024 Status = -EINVAL;
1025 break;
1026 }
1027
1028 memset(&link_state, 0, sizeof(link_state));
1029 link_state.bIdleMode = Adapter->IdleMode;
1030 link_state.bShutdownMode = Adapter->bShutStatus;
1031 link_state.ucLinkStatus = Adapter->LinkStatus;
1032
1033 if (copy_to_user(IoBuffer.OutputBuffer, &link_state, min_t(size_t, sizeof(link_state), IoBuffer.OutputLength))) {
1034 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy_to_user Failed..\n");
1035 return -EFAULT;
1036 }
1037 Status = STATUS_SUCCESS;
1038 break;
1039 }
1040
1041 case IOCTL_BCM_SET_MAC_TRACING: {
1042 UINT tracing_flag;
1043
1044 /* copy ioctl Buffer structure */
1045 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1046 return -EFAULT;
1047
1048 if (copy_from_user(&tracing_flag, IoBuffer.InputBuffer, sizeof(UINT)))
1049 return -EFAULT;
1050
1051 if (tracing_flag)
1052 Adapter->pTarangs->MacTracingEnabled = TRUE;
1053 else
1054 Adapter->pTarangs->MacTracingEnabled = FALSE;
1055 break;
1056 }
1057
1058 case IOCTL_BCM_GET_DSX_INDICATION: {
1059 ULONG ulSFId = 0;
1060 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1061 return -EFAULT;
1062
1063 if (IoBuffer.OutputLength < sizeof(struct bcm_add_indication_alt)) {
1064 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1065 "Mismatch req: %lx needed is =0x%zx!!!",
1066 IoBuffer.OutputLength, sizeof(struct bcm_add_indication_alt));
1067 return -EINVAL;
1068 }
1069
1070 if (copy_from_user(&ulSFId, IoBuffer.InputBuffer, sizeof(ulSFId)))
1071 return -EFAULT;
1072
1073 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Get DSX Data SF ID is =%lx\n", ulSFId);
1074 get_dsx_sf_data_to_application(Adapter, ulSFId, IoBuffer.OutputBuffer);
1075 Status = STATUS_SUCCESS;
1076 }
1077 break;
1078
1079 case IOCTL_BCM_GET_HOST_MIBS: {
1080 PVOID temp_buff;
1081
1082 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1083 return -EFAULT;
1084
1085 if (IoBuffer.OutputLength != sizeof(S_MIBS_HOST_STATS_MIBS)) {
1086 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1087 "Length Check failed %lu %zd\n",
1088 IoBuffer.OutputLength, sizeof(S_MIBS_HOST_STATS_MIBS));
1089 return -EINVAL;
1090 }
1091
1092 /* FIXME: HOST_STATS are too big for kmalloc (122048)! */
1093 temp_buff = kzalloc(sizeof(S_MIBS_HOST_STATS_MIBS), GFP_KERNEL);
1094 if (!temp_buff)
1095 return STATUS_FAILURE;
1096
1097 Status = ProcessGetHostMibs(Adapter, temp_buff);
1098 GetDroppedAppCntrlPktMibs(temp_buff, pTarang);
1099
1100 if (Status != STATUS_FAILURE)
1101 if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, sizeof(S_MIBS_HOST_STATS_MIBS))) {
1102 kfree(temp_buff);
1103 return -EFAULT;
1104 }
1105
1106 kfree(temp_buff);
1107 break;
1108 }
1109
1110 case IOCTL_BCM_WAKE_UP_DEVICE_FROM_IDLE:
1111 if ((FALSE == Adapter->bTriedToWakeUpFromlowPowerMode) && (TRUE == Adapter->IdleMode)) {
1112 Adapter->usIdleModePattern = ABORT_IDLE_MODE;
1113 Adapter->bWakeUpDevice = TRUE;
1114 wake_up(&Adapter->process_rx_cntrlpkt);
1115 }
1116
1117 Status = STATUS_SUCCESS;
1118 break;
1119
1120 case IOCTL_BCM_BULK_WRM: {
1121 PBULKWRM_BUFFER pBulkBuffer;
1122 UINT uiTempVar = 0;
1123 PCHAR pvBuffer = NULL;
1124
1125 if ((Adapter->IdleMode == TRUE) ||
1126 (Adapter->bShutStatus == TRUE) ||
1127 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1128
1129 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "Device in Idle/Shutdown Mode, Blocking Wrms\n");
1130 Status = -EACCES;
1131 break;
1132 }
1133
1134 /* Copy Ioctl Buffer structure */
1135 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1136 return -EFAULT;
1137
1138 if (IoBuffer.InputLength < sizeof(ULONG) * 2)
1139 return -EINVAL;
1140
1141 pvBuffer = memdup_user(IoBuffer.InputBuffer,
1142 IoBuffer.InputLength);
1143 if (IS_ERR(pvBuffer))
1144 return PTR_ERR(pvBuffer);
1145
1146 pBulkBuffer = (PBULKWRM_BUFFER)pvBuffer;
1147
1148 if (((ULONG)pBulkBuffer->Register & 0x0F000000) != 0x0F000000 ||
1149 ((ULONG)pBulkBuffer->Register & 0x3)) {
1150 kfree(pvBuffer);
1151 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Done On invalid Address : %x Access Denied.\n", (int)pBulkBuffer->Register);
1152 Status = -EINVAL;
1153 break;
1154 }
1155
1156 uiTempVar = pBulkBuffer->Register & EEPROM_REJECT_MASK;
1157 if (!((Adapter->pstargetparams->m_u32Customize)&VSG_MODE) &&
1158 ((uiTempVar == EEPROM_REJECT_REG_1) ||
1159 (uiTempVar == EEPROM_REJECT_REG_2) ||
1160 (uiTempVar == EEPROM_REJECT_REG_3) ||
1161 (uiTempVar == EEPROM_REJECT_REG_4)) &&
1162 (cmd == IOCTL_BCM_REGISTER_WRITE)) {
1163
1164 kfree(pvBuffer);
1165 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM Access Denied, not in VSG Mode\n");
1166 Status = -EFAULT;
1167 break;
1168 }
1169
1170 if (pBulkBuffer->SwapEndian == FALSE)
1171 Status = wrmWithLock(Adapter, (UINT)pBulkBuffer->Register, (PCHAR)pBulkBuffer->Values, IoBuffer.InputLength - 2*sizeof(ULONG));
1172 else
1173 Status = wrmaltWithLock(Adapter, (UINT)pBulkBuffer->Register, (PUINT)pBulkBuffer->Values, IoBuffer.InputLength - 2*sizeof(ULONG));
1174
1175 if (Status != STATUS_SUCCESS)
1176 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Failed\n");
1177
1178 kfree(pvBuffer);
1179 break;
1180 }
1181
1182 case IOCTL_BCM_GET_NVM_SIZE:
1183 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1184 return -EFAULT;
1185
1186 if (Adapter->eNVMType == NVM_EEPROM || Adapter->eNVMType == NVM_FLASH) {
1187 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiNVMDSDSize, sizeof(UINT)))
1188 return -EFAULT;
1189 }
1190
1191 Status = STATUS_SUCCESS;
1192 break;
1193
1194 case IOCTL_BCM_CAL_INIT: {
1195 UINT uiSectorSize = 0 ;
1196 if (Adapter->eNVMType == NVM_FLASH) {
1197 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1198 return -EFAULT;
1199
1200 if (copy_from_user(&uiSectorSize, IoBuffer.InputBuffer, sizeof(UINT)))
1201 return -EFAULT;
1202
1203 if ((uiSectorSize < MIN_SECTOR_SIZE) || (uiSectorSize > MAX_SECTOR_SIZE)) {
1204 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiSectorSize,
1205 sizeof(UINT)))
1206 return -EFAULT;
1207 } else {
1208 if (IsFlash2x(Adapter)) {
1209 if (copy_to_user(IoBuffer.OutputBuffer, &Adapter->uiSectorSize, sizeof(UINT)))
1210 return -EFAULT;
1211 } else {
1212 if ((TRUE == Adapter->bShutStatus) || (TRUE == Adapter->IdleMode)) {
1213 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device is in Idle/Shutdown Mode\n");
1214 return -EACCES;
1215 }
1216
1217 Adapter->uiSectorSize = uiSectorSize;
1218 BcmUpdateSectorSize(Adapter, Adapter->uiSectorSize);
1219 }
1220 }
1221 Status = STATUS_SUCCESS;
1222 } else {
1223 Status = STATUS_FAILURE;
1224 }
1225 }
1226 break;
1227
1228 case IOCTL_BCM_SET_DEBUG:
1229 #ifdef DEBUG
1230 {
1231 USER_BCM_DBG_STATE sUserDebugState;
1232
1233 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "In SET_DEBUG ioctl\n");
1234 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1235 return -EFAULT;
1236
1237 if (copy_from_user(&sUserDebugState, IoBuffer.InputBuffer, sizeof(USER_BCM_DBG_STATE)))
1238 return -EFAULT;
1239
1240 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL_BCM_SET_DEBUG: OnOff=%d Type = 0x%x ",
1241 sUserDebugState.OnOff, sUserDebugState.Type);
1242 /* sUserDebugState.Subtype <<= 1; */
1243 sUserDebugState.Subtype = 1 << sUserDebugState.Subtype;
1244 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "actual Subtype=0x%x\n", sUserDebugState.Subtype);
1245
1246 /* Update new 'DebugState' in the Adapter */
1247 Adapter->stDebugState.type |= sUserDebugState.Type;
1248 /* Subtype: A bitmap of 32 bits for Subtype per Type.
1249 * Valid indexes in 'subtype' array: 1,2,4,8
1250 * corresponding to valid Type values. Hence we can use the 'Type' field
1251 * as the index value, ignoring the array entries 0,3,5,6,7 !
1252 */
1253 if (sUserDebugState.OnOff)
1254 Adapter->stDebugState.subtype[sUserDebugState.Type] |= sUserDebugState.Subtype;
1255 else
1256 Adapter->stDebugState.subtype[sUserDebugState.Type] &= ~sUserDebugState.Subtype;
1257
1258 BCM_SHOW_DEBUG_BITMAP(Adapter);
1259 }
1260 #endif
1261 break;
1262
1263 case IOCTL_BCM_NVM_READ:
1264 case IOCTL_BCM_NVM_WRITE: {
1265 NVM_READWRITE stNVMReadWrite;
1266 PUCHAR pReadData = NULL;
1267 ULONG ulDSDMagicNumInUsrBuff = 0;
1268 struct timeval tv0, tv1;
1269 memset(&tv0, 0, sizeof(struct timeval));
1270 memset(&tv1, 0, sizeof(struct timeval));
1271 if ((Adapter->eNVMType == NVM_FLASH) && (Adapter->uiFlashLayoutMajorVersion == 0)) {
1272 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "The Flash Control Section is Corrupted. Hence Rejection on NVM Read/Write\n");
1273 return -EFAULT;
1274 }
1275
1276 if (IsFlash2x(Adapter)) {
1277 if ((Adapter->eActiveDSD != DSD0) &&
1278 (Adapter->eActiveDSD != DSD1) &&
1279 (Adapter->eActiveDSD != DSD2)) {
1280
1281 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "No DSD is active..hence NVM Command is blocked");
1282 return STATUS_FAILURE;
1283 }
1284 }
1285
1286 /* Copy Ioctl Buffer structure */
1287 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1288 return -EFAULT;
1289
1290 if (copy_from_user(&stNVMReadWrite,
1291 (IOCTL_BCM_NVM_READ == cmd) ? IoBuffer.OutputBuffer : IoBuffer.InputBuffer,
1292 sizeof(NVM_READWRITE)))
1293 return -EFAULT;
1294
1295 /*
1296 * Deny the access if the offset crosses the cal area limit.
1297 */
1298 if (stNVMReadWrite.uiNumBytes > Adapter->uiNVMDSDSize)
1299 return STATUS_FAILURE;
1300
1301 if (stNVMReadWrite.uiOffset > Adapter->uiNVMDSDSize - stNVMReadWrite.uiNumBytes) {
1302 /* 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); */
1303 return STATUS_FAILURE;
1304 }
1305
1306 pReadData = memdup_user(stNVMReadWrite.pBuffer,
1307 stNVMReadWrite.uiNumBytes);
1308 if (IS_ERR(pReadData))
1309 return PTR_ERR(pReadData);
1310
1311 do_gettimeofday(&tv0);
1312 if (IOCTL_BCM_NVM_READ == cmd) {
1313 down(&Adapter->NVMRdmWrmLock);
1314
1315 if ((Adapter->IdleMode == TRUE) ||
1316 (Adapter->bShutStatus == TRUE) ||
1317 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1318
1319 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1320 up(&Adapter->NVMRdmWrmLock);
1321 kfree(pReadData);
1322 return -EACCES;
1323 }
1324
1325 Status = BeceemNVMRead(Adapter, (PUINT)pReadData, stNVMReadWrite.uiOffset, stNVMReadWrite.uiNumBytes);
1326 up(&Adapter->NVMRdmWrmLock);
1327
1328 if (Status != STATUS_SUCCESS) {
1329 kfree(pReadData);
1330 return Status;
1331 }
1332
1333 if (copy_to_user(stNVMReadWrite.pBuffer, pReadData, stNVMReadWrite.uiNumBytes)) {
1334 kfree(pReadData);
1335 return -EFAULT;
1336 }
1337 } else {
1338 down(&Adapter->NVMRdmWrmLock);
1339
1340 if ((Adapter->IdleMode == TRUE) ||
1341 (Adapter->bShutStatus == TRUE) ||
1342 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1343
1344 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1345 up(&Adapter->NVMRdmWrmLock);
1346 kfree(pReadData);
1347 return -EACCES;
1348 }
1349
1350 Adapter->bHeaderChangeAllowed = TRUE;
1351 if (IsFlash2x(Adapter)) {
1352 /*
1353 * New Requirement:-
1354 * DSD section updation will be allowed in two case:-
1355 * 1. if DSD sig is present in DSD header means dongle is ok and updation is fruitfull
1356 * 2. if point 1 failes then user buff should have DSD sig. this point ensures that if dongle is
1357 * corrupted then user space program first modify the DSD header with valid DSD sig so
1358 * that this as well as further write may be worthwhile.
1359 *
1360 * This restriction has been put assuming that if DSD sig is corrupted, DSD
1361 * data won't be considered valid.
1362 */
1363
1364 Status = BcmFlash2xCorruptSig(Adapter, Adapter->eActiveDSD);
1365 if (Status != STATUS_SUCCESS) {
1366 if (((stNVMReadWrite.uiOffset + stNVMReadWrite.uiNumBytes) != Adapter->uiNVMDSDSize) ||
1367 (stNVMReadWrite.uiNumBytes < SIGNATURE_SIZE)) {
1368
1369 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DSD Sig is present neither in Flash nor User provided Input..");
1370 up(&Adapter->NVMRdmWrmLock);
1371 kfree(pReadData);
1372 return Status;
1373 }
1374
1375 ulDSDMagicNumInUsrBuff = ntohl(*(PUINT)(pReadData + stNVMReadWrite.uiNumBytes - SIGNATURE_SIZE));
1376 if (ulDSDMagicNumInUsrBuff != DSD_IMAGE_MAGIC_NUMBER) {
1377 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "DSD Sig is present neither in Flash nor User provided Input..");
1378 up(&Adapter->NVMRdmWrmLock);
1379 kfree(pReadData);
1380 return Status;
1381 }
1382 }
1383 }
1384
1385 Status = BeceemNVMWrite(Adapter, (PUINT)pReadData, stNVMReadWrite.uiOffset, stNVMReadWrite.uiNumBytes, stNVMReadWrite.bVerify);
1386 if (IsFlash2x(Adapter))
1387 BcmFlash2xWriteSig(Adapter, Adapter->eActiveDSD);
1388
1389 Adapter->bHeaderChangeAllowed = FALSE;
1390
1391 up(&Adapter->NVMRdmWrmLock);
1392
1393 if (Status != STATUS_SUCCESS) {
1394 kfree(pReadData);
1395 return Status;
1396 }
1397 }
1398
1399 do_gettimeofday(&tv1);
1400 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);
1401
1402 kfree(pReadData);
1403 return STATUS_SUCCESS;
1404 }
1405
1406 case IOCTL_BCM_FLASH2X_SECTION_READ: {
1407 FLASH2X_READWRITE sFlash2xRead = {0};
1408 PUCHAR pReadBuff = NULL ;
1409 UINT NOB = 0;
1410 UINT BuffSize = 0;
1411 UINT ReadBytes = 0;
1412 UINT ReadOffset = 0;
1413 void __user *OutPutBuff;
1414
1415 if (IsFlash2x(Adapter) != TRUE) {
1416 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1417 return -EINVAL;
1418 }
1419
1420 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_FLASH2X_SECTION_READ Called");
1421 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1422 return -EFAULT;
1423
1424 /* Reading FLASH 2.x READ structure */
1425 if (copy_from_user(&sFlash2xRead, IoBuffer.InputBuffer, sizeof(FLASH2X_READWRITE)))
1426 return -EFAULT;
1427
1428 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.Section :%x", sFlash2xRead.Section);
1429 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.offset :%x", sFlash2xRead.offset);
1430 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.numOfBytes :%x", sFlash2xRead.numOfBytes);
1431 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.bVerify :%x\n", sFlash2xRead.bVerify);
1432
1433 /* This was internal to driver for raw read. now it has ben exposed to user space app. */
1434 if (validateFlash2xReadWrite(Adapter, &sFlash2xRead) == FALSE)
1435 return STATUS_FAILURE;
1436
1437 NOB = sFlash2xRead.numOfBytes;
1438 if (NOB > Adapter->uiSectorSize)
1439 BuffSize = Adapter->uiSectorSize;
1440 else
1441 BuffSize = NOB;
1442
1443 ReadOffset = sFlash2xRead.offset ;
1444 OutPutBuff = IoBuffer.OutputBuffer;
1445 pReadBuff = (PCHAR)kzalloc(BuffSize , GFP_KERNEL);
1446
1447 if (pReadBuff == NULL) {
1448 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed for Flash 2.x Read Structure");
1449 return -ENOMEM;
1450 }
1451 down(&Adapter->NVMRdmWrmLock);
1452
1453 if ((Adapter->IdleMode == TRUE) ||
1454 (Adapter->bShutStatus == TRUE) ||
1455 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1456
1457 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1458 up(&Adapter->NVMRdmWrmLock);
1459 kfree(pReadBuff);
1460 return -EACCES;
1461 }
1462
1463 while (NOB) {
1464 if (NOB > Adapter->uiSectorSize)
1465 ReadBytes = Adapter->uiSectorSize;
1466 else
1467 ReadBytes = NOB;
1468
1469 /* Reading the data from Flash 2.x */
1470 Status = BcmFlash2xBulkRead(Adapter, (PUINT)pReadBuff, sFlash2xRead.Section, ReadOffset, ReadBytes);
1471 if (Status) {
1472 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Flash 2x read err with Status :%d", Status);
1473 break;
1474 }
1475
1476 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pReadBuff, ReadBytes);
1477
1478 Status = copy_to_user(OutPutBuff, pReadBuff, ReadBytes);
1479 if (Status) {
1480 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Copy to use failed with status :%d", Status);
1481 up(&Adapter->NVMRdmWrmLock);
1482 kfree(pReadBuff);
1483 return -EFAULT;
1484 }
1485 NOB = NOB - ReadBytes;
1486 if (NOB) {
1487 ReadOffset = ReadOffset + ReadBytes;
1488 OutPutBuff = OutPutBuff + ReadBytes ;
1489 }
1490 }
1491
1492 up(&Adapter->NVMRdmWrmLock);
1493 kfree(pReadBuff);
1494 }
1495 break;
1496
1497 case IOCTL_BCM_FLASH2X_SECTION_WRITE: {
1498 FLASH2X_READWRITE sFlash2xWrite = {0};
1499 PUCHAR pWriteBuff;
1500 void __user *InputAddr;
1501 UINT NOB = 0;
1502 UINT BuffSize = 0;
1503 UINT WriteOffset = 0;
1504 UINT WriteBytes = 0;
1505
1506 if (IsFlash2x(Adapter) != TRUE) {
1507 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1508 return -EINVAL;
1509 }
1510
1511 /* First make this False so that we can enable the Sector Permission Check in BeceemFlashBulkWrite */
1512 Adapter->bAllDSDWriteAllow = FALSE;
1513
1514 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_FLASH2X_SECTION_WRITE Called");
1515
1516 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1517 return -EFAULT;
1518
1519 /* Reading FLASH 2.x READ structure */
1520 if (copy_from_user(&sFlash2xWrite, IoBuffer.InputBuffer, sizeof(FLASH2X_READWRITE)))
1521 return -EFAULT;
1522
1523 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.Section :%x", sFlash2xWrite.Section);
1524 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.offset :%d", sFlash2xWrite.offset);
1525 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.numOfBytes :%x", sFlash2xWrite.numOfBytes);
1526 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\nsFlash2xRead.bVerify :%x\n", sFlash2xWrite.bVerify);
1527
1528 if ((sFlash2xWrite.Section != VSA0) && (sFlash2xWrite.Section != VSA1) && (sFlash2xWrite.Section != VSA2)) {
1529 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Only VSA write is allowed");
1530 return -EINVAL;
1531 }
1532
1533 if (validateFlash2xReadWrite(Adapter, &sFlash2xWrite) == FALSE)
1534 return STATUS_FAILURE;
1535
1536 InputAddr = sFlash2xWrite.pDataBuff;
1537 WriteOffset = sFlash2xWrite.offset;
1538 NOB = sFlash2xWrite.numOfBytes;
1539
1540 if (NOB > Adapter->uiSectorSize)
1541 BuffSize = Adapter->uiSectorSize;
1542 else
1543 BuffSize = NOB ;
1544
1545 pWriteBuff = kmalloc(BuffSize, GFP_KERNEL);
1546
1547 if (pWriteBuff == NULL)
1548 return -ENOMEM;
1549
1550 /* extracting the remainder of the given offset. */
1551 WriteBytes = Adapter->uiSectorSize;
1552 if (WriteOffset % Adapter->uiSectorSize)
1553 WriteBytes = Adapter->uiSectorSize - (WriteOffset % Adapter->uiSectorSize);
1554
1555 if (NOB < WriteBytes)
1556 WriteBytes = NOB;
1557
1558 down(&Adapter->NVMRdmWrmLock);
1559
1560 if ((Adapter->IdleMode == TRUE) ||
1561 (Adapter->bShutStatus == TRUE) ||
1562 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1563
1564 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1565 up(&Adapter->NVMRdmWrmLock);
1566 kfree(pWriteBuff);
1567 return -EACCES;
1568 }
1569
1570 BcmFlash2xCorruptSig(Adapter, sFlash2xWrite.Section);
1571 do {
1572 Status = copy_from_user(pWriteBuff, InputAddr, WriteBytes);
1573 if (Status) {
1574 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy to user failed with status :%d", Status);
1575 up(&Adapter->NVMRdmWrmLock);
1576 kfree(pWriteBuff);
1577 return -EFAULT;
1578 }
1579 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pWriteBuff, WriteBytes);
1580
1581 /* Writing the data from Flash 2.x */
1582 Status = BcmFlash2xBulkWrite(Adapter, (PUINT)pWriteBuff, sFlash2xWrite.Section, WriteOffset, WriteBytes, sFlash2xWrite.bVerify);
1583
1584 if (Status) {
1585 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash 2x read err with Status :%d", Status);
1586 break;
1587 }
1588
1589 NOB = NOB - WriteBytes;
1590 if (NOB) {
1591 WriteOffset = WriteOffset + WriteBytes;
1592 InputAddr = InputAddr + WriteBytes;
1593 if (NOB > Adapter->uiSectorSize)
1594 WriteBytes = Adapter->uiSectorSize;
1595 else
1596 WriteBytes = NOB;
1597 }
1598 } while (NOB > 0);
1599
1600 BcmFlash2xWriteSig(Adapter, sFlash2xWrite.Section);
1601 up(&Adapter->NVMRdmWrmLock);
1602 kfree(pWriteBuff);
1603 }
1604 break;
1605
1606 case IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP: {
1607 PFLASH2X_BITMAP psFlash2xBitMap;
1608 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP Called");
1609
1610 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1611 return -EFAULT;
1612
1613 if (IoBuffer.OutputLength != sizeof(FLASH2X_BITMAP))
1614 return -EINVAL;
1615
1616 psFlash2xBitMap = kzalloc(sizeof(FLASH2X_BITMAP), GFP_KERNEL);
1617 if (psFlash2xBitMap == NULL) {
1618 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory is not available");
1619 return -ENOMEM;
1620 }
1621
1622 /* Reading the Flash Sectio Bit map */
1623 down(&Adapter->NVMRdmWrmLock);
1624
1625 if ((Adapter->IdleMode == TRUE) ||
1626 (Adapter->bShutStatus == TRUE) ||
1627 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1628
1629 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1630 up(&Adapter->NVMRdmWrmLock);
1631 kfree(psFlash2xBitMap);
1632 return -EACCES;
1633 }
1634
1635 BcmGetFlash2xSectionalBitMap(Adapter, psFlash2xBitMap);
1636 up(&Adapter->NVMRdmWrmLock);
1637 if (copy_to_user(IoBuffer.OutputBuffer, psFlash2xBitMap, sizeof(FLASH2X_BITMAP))) {
1638 kfree(psFlash2xBitMap);
1639 return -EFAULT;
1640 }
1641
1642 kfree(psFlash2xBitMap);
1643 }
1644 break;
1645
1646 case IOCTL_BCM_SET_ACTIVE_SECTION: {
1647 FLASH2X_SECTION_VAL eFlash2xSectionVal = 0;
1648 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SET_ACTIVE_SECTION Called");
1649
1650 if (IsFlash2x(Adapter) != TRUE) {
1651 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1652 return -EINVAL;
1653 }
1654
1655 Status = copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER));
1656 if (Status) {
1657 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1658 return -EFAULT;
1659 }
1660
1661 Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
1662 if (Status) {
1663 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
1664 return -EFAULT;
1665 }
1666
1667 down(&Adapter->NVMRdmWrmLock);
1668
1669 if ((Adapter->IdleMode == TRUE) ||
1670 (Adapter->bShutStatus == TRUE) ||
1671 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1672
1673 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1674 up(&Adapter->NVMRdmWrmLock);
1675 return -EACCES;
1676 }
1677
1678 Status = BcmSetActiveSection(Adapter, eFlash2xSectionVal);
1679 if (Status)
1680 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Failed to make it's priority Highest. Status %d", Status);
1681
1682 up(&Adapter->NVMRdmWrmLock);
1683 }
1684 break;
1685
1686 case IOCTL_BCM_IDENTIFY_ACTIVE_SECTION: {
1687 /* Right Now we are taking care of only DSD */
1688 Adapter->bAllDSDWriteAllow = FALSE;
1689 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_IDENTIFY_ACTIVE_SECTION called");
1690 Status = STATUS_SUCCESS;
1691 }
1692 break;
1693
1694 case IOCTL_BCM_COPY_SECTION: {
1695 FLASH2X_COPY_SECTION sCopySectStrut = {0};
1696 Status = STATUS_SUCCESS;
1697 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_COPY_SECTION Called");
1698
1699 Adapter->bAllDSDWriteAllow = FALSE;
1700 if (IsFlash2x(Adapter) != TRUE) {
1701 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1702 return -EINVAL;
1703 }
1704
1705 Status = copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER));
1706 if (Status) {
1707 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed Status :%d", Status);
1708 return -EFAULT;
1709 }
1710
1711 Status = copy_from_user(&sCopySectStrut, IoBuffer.InputBuffer, sizeof(FLASH2X_COPY_SECTION));
1712 if (Status) {
1713 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of Copy_Section_Struct failed with Status :%d", Status);
1714 return -EFAULT;
1715 }
1716
1717 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Source SEction :%x", sCopySectStrut.SrcSection);
1718 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Destination SEction :%x", sCopySectStrut.DstSection);
1719 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "offset :%x", sCopySectStrut.offset);
1720 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "NOB :%x", sCopySectStrut.numOfBytes);
1721
1722 if (IsSectionExistInFlash(Adapter, sCopySectStrut.SrcSection) == FALSE) {
1723 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Source Section<%x> does not exixt in Flash ", sCopySectStrut.SrcSection);
1724 return -EINVAL;
1725 }
1726
1727 if (IsSectionExistInFlash(Adapter, sCopySectStrut.DstSection) == FALSE) {
1728 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Destinatio Section<%x> does not exixt in Flash ", sCopySectStrut.DstSection);
1729 return -EINVAL;
1730 }
1731
1732 if (sCopySectStrut.SrcSection == sCopySectStrut.DstSection) {
1733 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Source and Destination section should be different");
1734 return -EINVAL;
1735 }
1736
1737 down(&Adapter->NVMRdmWrmLock);
1738
1739 if ((Adapter->IdleMode == TRUE) ||
1740 (Adapter->bShutStatus == TRUE) ||
1741 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1742
1743 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1744 up(&Adapter->NVMRdmWrmLock);
1745 return -EACCES;
1746 }
1747
1748 if (sCopySectStrut.SrcSection == ISO_IMAGE1 || sCopySectStrut.SrcSection == ISO_IMAGE2) {
1749 if (IsNonCDLessDevice(Adapter)) {
1750 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device is Non-CDLess hence won't have ISO !!");
1751 Status = -EINVAL;
1752 } else if (sCopySectStrut.numOfBytes == 0) {
1753 Status = BcmCopyISO(Adapter, sCopySectStrut);
1754 } else {
1755 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Partial Copy of ISO section is not Allowed..");
1756 Status = STATUS_FAILURE;
1757 }
1758 up(&Adapter->NVMRdmWrmLock);
1759 return Status;
1760 }
1761
1762 Status = BcmCopySection(Adapter, sCopySectStrut.SrcSection,
1763 sCopySectStrut.DstSection, sCopySectStrut.offset, sCopySectStrut.numOfBytes);
1764 up(&Adapter->NVMRdmWrmLock);
1765 }
1766 break;
1767
1768 case IOCTL_BCM_GET_FLASH_CS_INFO: {
1769 Status = STATUS_SUCCESS;
1770 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, " IOCTL_BCM_GET_FLASH_CS_INFO Called");
1771
1772 Status = copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER));
1773 if (Status) {
1774 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1775 return -EFAULT;
1776 }
1777
1778 if (Adapter->eNVMType != NVM_FLASH) {
1779 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Connected device does not have flash");
1780 Status = -EINVAL;
1781 break;
1782 }
1783
1784 if (IsFlash2x(Adapter) == TRUE) {
1785 if (IoBuffer.OutputLength < sizeof(FLASH2X_CS_INFO))
1786 return -EINVAL;
1787
1788 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlash2xCSInfo, sizeof(FLASH2X_CS_INFO)))
1789 return -EFAULT;
1790 } else {
1791 if (IoBuffer.OutputLength < sizeof(FLASH_CS_INFO))
1792 return -EINVAL;
1793
1794 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlashCSInfo, sizeof(FLASH_CS_INFO)))
1795 return -EFAULT;
1796 }
1797 }
1798 break;
1799
1800 case IOCTL_BCM_SELECT_DSD: {
1801 UINT SectOfset = 0;
1802 FLASH2X_SECTION_VAL eFlash2xSectionVal;
1803 eFlash2xSectionVal = NO_SECTION_VAL;
1804 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SELECT_DSD Called");
1805
1806 if (IsFlash2x(Adapter) != TRUE) {
1807 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
1808 return -EINVAL;
1809 }
1810
1811 Status = copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER));
1812 if (Status) {
1813 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
1814 return -EFAULT;
1815 }
1816 Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
1817 if (Status) {
1818 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
1819 return -EFAULT;
1820 }
1821
1822 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Read Section :%d", eFlash2xSectionVal);
1823 if ((eFlash2xSectionVal != DSD0) &&
1824 (eFlash2xSectionVal != DSD1) &&
1825 (eFlash2xSectionVal != DSD2)) {
1826
1827 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Passed section<%x> is not DSD section", eFlash2xSectionVal);
1828 return STATUS_FAILURE;
1829 }
1830
1831 SectOfset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
1832 if (SectOfset == INVALID_OFFSET) {
1833 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Provided Section val <%d> does not exixt in Flash 2.x", eFlash2xSectionVal);
1834 return -EINVAL;
1835 }
1836
1837 Adapter->bAllDSDWriteAllow = TRUE;
1838 Adapter->ulFlashCalStart = SectOfset;
1839 Adapter->eActiveDSD = eFlash2xSectionVal;
1840 }
1841 Status = STATUS_SUCCESS;
1842 break;
1843
1844 case IOCTL_BCM_NVM_RAW_READ: {
1845 NVM_READWRITE stNVMRead;
1846 INT NOB ;
1847 INT BuffSize ;
1848 INT ReadOffset = 0;
1849 UINT ReadBytes = 0 ;
1850 PUCHAR pReadBuff;
1851 void __user *OutPutBuff;
1852
1853 if (Adapter->eNVMType != NVM_FLASH) {
1854 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "NVM TYPE is not Flash");
1855 return -EINVAL;
1856 }
1857
1858 /* Copy Ioctl Buffer structure */
1859 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER))) {
1860 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "copy_from_user 1 failed\n");
1861 return -EFAULT;
1862 }
1863
1864 if (copy_from_user(&stNVMRead, IoBuffer.OutputBuffer, sizeof(NVM_READWRITE)))
1865 return -EFAULT;
1866
1867 NOB = stNVMRead.uiNumBytes;
1868 /* In Raw-Read max Buff size : 64MB */
1869
1870 if (NOB > DEFAULT_BUFF_SIZE)
1871 BuffSize = DEFAULT_BUFF_SIZE;
1872 else
1873 BuffSize = NOB;
1874
1875 ReadOffset = stNVMRead.uiOffset;
1876 OutPutBuff = stNVMRead.pBuffer;
1877
1878 pReadBuff = kzalloc(BuffSize , GFP_KERNEL);
1879 if (pReadBuff == NULL) {
1880 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed for Flash 2.x Read Structure");
1881 Status = -ENOMEM;
1882 break;
1883 }
1884 down(&Adapter->NVMRdmWrmLock);
1885
1886 if ((Adapter->IdleMode == TRUE) ||
1887 (Adapter->bShutStatus == TRUE) ||
1888 (Adapter->bPreparingForLowPowerMode == TRUE)) {
1889
1890 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
1891 kfree(pReadBuff);
1892 up(&Adapter->NVMRdmWrmLock);
1893 return -EACCES;
1894 }
1895
1896 Adapter->bFlashRawRead = TRUE;
1897
1898 while (NOB) {
1899 if (NOB > DEFAULT_BUFF_SIZE)
1900 ReadBytes = DEFAULT_BUFF_SIZE;
1901 else
1902 ReadBytes = NOB;
1903
1904 /* Reading the data from Flash 2.x */
1905 Status = BeceemNVMRead(Adapter, (PUINT)pReadBuff, ReadOffset, ReadBytes);
1906 if (Status) {
1907 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash 2x read err with Status :%d", Status);
1908 break;
1909 }
1910
1911 BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, pReadBuff, ReadBytes);
1912
1913 Status = copy_to_user(OutPutBuff, pReadBuff, ReadBytes);
1914 if (Status) {
1915 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy to use failed with status :%d", Status);
1916 up(&Adapter->NVMRdmWrmLock);
1917 kfree(pReadBuff);
1918 return -EFAULT;
1919 }
1920 NOB = NOB - ReadBytes;
1921 if (NOB) {
1922 ReadOffset = ReadOffset + ReadBytes;
1923 OutPutBuff = OutPutBuff + ReadBytes;
1924 }
1925 }
1926 Adapter->bFlashRawRead = FALSE;
1927 up(&Adapter->NVMRdmWrmLock);
1928 kfree(pReadBuff);
1929 break;
1930 }
1931
1932 case IOCTL_BCM_CNTRLMSG_MASK: {
1933 ULONG RxCntrlMsgBitMask = 0;
1934
1935 /* Copy Ioctl Buffer structure */
1936 Status = copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER));
1937 if (Status) {
1938 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "copy of Ioctl buffer is failed from user space");
1939 return -EFAULT;
1940 }
1941
1942 if (IoBuffer.InputLength != sizeof(unsigned long)) {
1943 Status = -EINVAL;
1944 break;
1945 }
1946
1947 Status = copy_from_user(&RxCntrlMsgBitMask, IoBuffer.InputBuffer, IoBuffer.InputLength);
1948 if (Status) {
1949 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "copy of control bit mask failed from user space");
1950 return -EFAULT;
1951 }
1952 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "\n Got user defined cntrl msg bit mask :%lx", RxCntrlMsgBitMask);
1953 pTarang->RxCntrlMsgBitMask = RxCntrlMsgBitMask;
1954 }
1955 break;
1956
1957 case IOCTL_BCM_GET_DEVICE_DRIVER_INFO: {
1958 DEVICE_DRIVER_INFO DevInfo;
1959
1960 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Called IOCTL_BCM_GET_DEVICE_DRIVER_INFO\n");
1961
1962 DevInfo.MaxRDMBufferSize = BUFFER_4K;
1963 DevInfo.u32DSDStartOffset = EEPROM_CALPARAM_START;
1964 DevInfo.u32RxAlignmentCorrection = 0;
1965 DevInfo.u32NVMType = Adapter->eNVMType;
1966 DevInfo.u32InterfaceType = BCM_USB;
1967
1968 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1969 return -EFAULT;
1970
1971 if (IoBuffer.OutputLength < sizeof(DevInfo))
1972 return -EINVAL;
1973
1974 if (copy_to_user(IoBuffer.OutputBuffer, &DevInfo, sizeof(DevInfo)))
1975 return -EFAULT;
1976 }
1977 break;
1978
1979 case IOCTL_BCM_TIME_SINCE_NET_ENTRY: {
1980 struct bcm_time_elapsed stTimeElapsedSinceNetEntry = {0};
1981
1982 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_TIME_SINCE_NET_ENTRY called");
1983
1984 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1985 return -EFAULT;
1986
1987 if (IoBuffer.OutputLength < sizeof(struct bcm_time_elapsed))
1988 return -EINVAL;
1989
1990 stTimeElapsedSinceNetEntry.ul64TimeElapsedSinceNetEntry = get_seconds() - Adapter->liTimeSinceLastNetEntry;
1991
1992 if (copy_to_user(IoBuffer.OutputBuffer, &stTimeElapsedSinceNetEntry, sizeof(struct bcm_time_elapsed)))
1993 return -EFAULT;
1994 }
1995 break;
1996
1997 case IOCTL_CLOSE_NOTIFICATION:
1998 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_CLOSE_NOTIFICATION");
1999 break;
2000
2001 default:
2002 pr_info(DRV_NAME ": unknown ioctl cmd=%#x\n", cmd);
2003 Status = STATUS_FAILURE;
2004 break;
2005 }
2006 return Status;
2007 }
2008
2009
2010 static const struct file_operations bcm_fops = {
2011 .owner = THIS_MODULE,
2012 .open = bcm_char_open,
2013 .release = bcm_char_release,
2014 .read = bcm_char_read,
2015 .unlocked_ioctl = bcm_char_ioctl,
2016 .llseek = no_llseek,
2017 };
2018
2019 int register_control_device_interface(struct bcm_mini_adapter *Adapter)
2020 {
2021
2022 if (Adapter->major > 0)
2023 return Adapter->major;
2024
2025 Adapter->major = register_chrdev(0, DEV_NAME, &bcm_fops);
2026 if (Adapter->major < 0) {
2027 pr_err(DRV_NAME ": could not created character device\n");
2028 return Adapter->major;
2029 }
2030
2031 Adapter->pstCreatedClassDevice = device_create(bcm_class, NULL,
2032 MKDEV(Adapter->major, 0),
2033 Adapter, DEV_NAME);
2034
2035 if (IS_ERR(Adapter->pstCreatedClassDevice)) {
2036 pr_err(DRV_NAME ": class device create failed\n");
2037 unregister_chrdev(Adapter->major, DEV_NAME);
2038 return PTR_ERR(Adapter->pstCreatedClassDevice);
2039 }
2040
2041 return 0;
2042 }
2043
2044 void unregister_control_device_interface(struct bcm_mini_adapter *Adapter)
2045 {
2046 if (Adapter->major > 0) {
2047 device_destroy(bcm_class, MKDEV(Adapter->major, 0));
2048 unregister_chrdev(Adapter->major, DEV_NAME);
2049 }
2050 }
2051
Linux kernel - Deliverables
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