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Adding support for MOXA ART SoC. Testing port of linux-2.6.32.60-moxart.
[linux-3.6.7-moxart.git] / drivers / staging / bcm / Bcmchar.c
blobcf411d1706b1f7cb38c784bd1fb7cbb939bcb0cf
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 GPIO_MULTI_INFO gpio_multi_info[MAX_IDX];
556 PGPIO_MULTI_INFO pgpio_multi_info = (PGPIO_MULTI_INFO)gpio_multi_info;
557
558 memset(pgpio_multi_info, 0, MAX_IDX * sizeof(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 GPIO_MULTI_MODE gpio_multi_mode[MAX_IDX];
640 PGPIO_MULTI_MODE pgpio_multi_mode = (PGPIO_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 return -EFAULT;
824 }
825
826 if (!psFwInfo->pvMappedFirmwareAddress ||
827 (psFwInfo->u32FirmwareLength == 0)) {
828
829 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
830 psFwInfo->u32FirmwareLength);
831 up(&Adapter->fw_download_sema);
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((PS_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(IOCTL_BUFFER)))
1002 return -EFAULT;
1003
1004 len = min_t(ulong, IoBuffer.OutputLength, strlen(VER_FILEVERSION_STR) + 1);
1005
1006 if (copy_to_user(IoBuffer.OutputBuffer, VER_FILEVERSION_STR, len))
1007 return -EFAULT;
1008 Status = STATUS_SUCCESS;
1009 break;
1010 }
1011
1012 case IOCTL_BCM_GET_CURRENT_STATUS: {
1013 LINK_STATE link_state;
1014
1015 /* Copy Ioctl Buffer structure */
1016 if (copy_from_user(&IoBuffer, argp, sizeof(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(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(IOCTL_BUFFER)))
1059 return -EFAULT;
1060
1061 if (IoBuffer.OutputLength < sizeof(stLocalSFAddIndicationAlt)) {
1062 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1063 "Mismatch req: %lx needed is =0x%zx!!!",
1064 IoBuffer.OutputLength, sizeof(stLocalSFAddIndicationAlt));
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(IOCTL_BUFFER)))
1081 return -EFAULT;
1082
1083 if (IoBuffer.OutputLength != sizeof(S_MIBS_HOST_STATS_MIBS)) {
1084 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
1085 "Length Check failed %lu %zd\n",
1086 IoBuffer.OutputLength, sizeof(S_MIBS_HOST_STATS_MIBS));
1087 return -EINVAL;
1088 }
1089
1090 /* FIXME: HOST_STATS are too big for kmalloc (122048)! */
1091 temp_buff = kzalloc(sizeof(S_MIBS_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(S_MIBS_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 PBULKWRM_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(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 = (PBULKWRM_BUFFER)pvBuffer;
1145
1146 if (((ULONG)pBulkBuffer->Register & 0x0F000000) != 0x0F000000 ||
1147 ((ULONG)pBulkBuffer->Register & 0x3)) {
1148 kfree(pvBuffer);
1149 BCM_DEBUG_PRINT (Adapter, DBG_TYPE_PRINTK, 0, 0, "WRM Done On invalid Address : %x Access Denied.\n", (int)pBulkBuffer->Register);
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(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(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 USER_BCM_DBG_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(IOCTL_BUFFER)))
1233 return -EFAULT;
1234
1235 if (copy_from_user(&sUserDebugState, IoBuffer.InputBuffer, sizeof(USER_BCM_DBG_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 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(IOCTL_BUFFER)))
1286 return -EFAULT;
1287
1288 if (copy_from_user(&stNVMReadWrite,
1289 (IOCTL_BCM_NVM_READ == cmd) ? IoBuffer.OutputBuffer : IoBuffer.InputBuffer,
1290 sizeof(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 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(IOCTL_BUFFER)))
1420 return -EFAULT;
1421
1422 /* Reading FLASH 2.x READ structure */
1423 if (copy_from_user(&sFlash2xRead, IoBuffer.InputBuffer, sizeof(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 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(IOCTL_BUFFER)))
1515 return -EFAULT;
1516
1517 /* Reading FLASH 2.x READ structure */
1518 if (copy_from_user(&sFlash2xWrite, IoBuffer.InputBuffer, sizeof(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 PFLASH2X_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(IOCTL_BUFFER)))
1609 return -EFAULT;
1610
1611 if (IoBuffer.OutputLength != sizeof(FLASH2X_BITMAP))
1612 return -EINVAL;
1613
1614 psFlash2xBitMap = kzalloc(sizeof(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(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 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(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 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(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(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(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(FLASH2X_CS_INFO))
1784 return -EINVAL;
1785
1786 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlash2xCSInfo, sizeof(FLASH2X_CS_INFO)))
1787 return -EFAULT;
1788 } else {
1789 if (IoBuffer.OutputLength < sizeof(FLASH_CS_INFO))
1790 return -EINVAL;
1791
1792 if (copy_to_user(IoBuffer.OutputBuffer, Adapter->psFlashCSInfo, sizeof(FLASH_CS_INFO)))
1793 return -EFAULT;
1794 }
1795 }
1796 break;
1797
1798 case IOCTL_BCM_SELECT_DSD: {
1799 UINT SectOfset = 0;
1800 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(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 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(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(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(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 DEVICE_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 DevInfo.MaxRDMBufferSize = BUFFER_4K;
1961 DevInfo.u32DSDStartOffset = EEPROM_CALPARAM_START;
1962 DevInfo.u32RxAlignmentCorrection = 0;
1963 DevInfo.u32NVMType = Adapter->eNVMType;
1964 DevInfo.u32InterfaceType = BCM_USB;
1965
1966 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1967 return -EFAULT;
1968
1969 if (IoBuffer.OutputLength < sizeof(DevInfo))
1970 return -EINVAL;
1971
1972 if (copy_to_user(IoBuffer.OutputBuffer, &DevInfo, sizeof(DevInfo)))
1973 return -EFAULT;
1974 }
1975 break;
1976
1977 case IOCTL_BCM_TIME_SINCE_NET_ENTRY: {
1978 ST_TIME_ELAPSED stTimeElapsedSinceNetEntry = {0};
1979
1980 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_TIME_SINCE_NET_ENTRY called");
1981
1982 if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
1983 return -EFAULT;
1984
1985 if (IoBuffer.OutputLength < sizeof(ST_TIME_ELAPSED))
1986 return -EINVAL;
1987
1988 stTimeElapsedSinceNetEntry.ul64TimeElapsedSinceNetEntry = get_seconds() - Adapter->liTimeSinceLastNetEntry;
1989
1990 if (copy_to_user(IoBuffer.OutputBuffer, &stTimeElapsedSinceNetEntry, sizeof(ST_TIME_ELAPSED)))
1991 return -EFAULT;
1992 }
1993 break;
1994
1995 case IOCTL_CLOSE_NOTIFICATION:
1996 BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_CLOSE_NOTIFICATION");
1997 break;
1998
1999 default:
2000 pr_info(DRV_NAME ": unknown ioctl cmd=%#x\n", cmd);
2001 Status = STATUS_FAILURE;
2002 break;
2003 }
2004 return Status;
2005 }
2006
2007
2008 static const struct file_operations bcm_fops = {
2009 .owner = THIS_MODULE,
2010 .open = bcm_char_open,
2011 .release = bcm_char_release,
2012 .read = bcm_char_read,
2013 .unlocked_ioctl = bcm_char_ioctl,
2014 .llseek = no_llseek,
2015 };
2016
2017 int register_control_device_interface(struct bcm_mini_adapter *Adapter)
2018 {
2019
2020 if (Adapter->major > 0)
2021 return Adapter->major;
2022
2023 Adapter->major = register_chrdev(0, DEV_NAME, &bcm_fops);
2024 if (Adapter->major < 0) {
2025 pr_err(DRV_NAME ": could not created character device\n");
2026 return Adapter->major;
2027 }
2028
2029 Adapter->pstCreatedClassDevice = device_create(bcm_class, NULL,
2030 MKDEV(Adapter->major, 0),
2031 Adapter, DEV_NAME);
2032
2033 if (IS_ERR(Adapter->pstCreatedClassDevice)) {
2034 pr_err(DRV_NAME ": class device create failed\n");
2035 unregister_chrdev(Adapter->major, DEV_NAME);
2036 return PTR_ERR(Adapter->pstCreatedClassDevice);
2037 }
2038
2039 return 0;
2040 }
2041
2042 void unregister_control_device_interface(struct bcm_mini_adapter *Adapter)
2043 {
2044 if (Adapter->major > 0) {
2045 device_destroy(bcm_class, MKDEV(Adapter->major, 0));
2046 unregister_chrdev(Adapter->major, DEV_NAME);
2047 }
2048 }
2049
Linux ARM platform port for MOXA ART SoC