Bluetooth: Add debugfs support to btmrvl driver
[linux-3.10.git] / drivers / bluetooth / btmrvl_main.c
1 /**
2  * Marvell Bluetooth driver
3  *
4  * Copyright (C) 2009, Marvell International Ltd.
5  *
6  * This software file (the "File") is distributed by Marvell International
7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8  * (the "License").  You may use, redistribute and/or modify this File in
9  * accordance with the terms and conditions of the License, a copy of which
10  * is available by writing to the Free Software Foundation, Inc.,
11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13  *
14  *
15  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
17  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
18  * this warranty disclaimer.
19  **/
20
21 #include <net/bluetooth/bluetooth.h>
22 #include <net/bluetooth/hci_core.h>
23
24 #include "btmrvl_drv.h"
25
26 #define VERSION "1.0"
27
28 /*
29  * This function is called by interface specific interrupt handler.
30  * It updates Power Save & Host Sleep states, and wakes up the main
31  * thread.
32  */
33 void btmrvl_interrupt(struct btmrvl_private *priv)
34 {
35         BT_DBG("Enter");
36
37         priv->adapter->ps_state = PS_AWAKE;
38
39         priv->adapter->wakeup_tries = 0;
40
41         priv->adapter->int_count++;
42
43         wake_up_interruptible(&priv->main_thread.wait_q);
44
45         BT_DBG("Leave");
46 }
47 EXPORT_SYMBOL_GPL(btmrvl_interrupt);
48
49 void btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb)
50 {
51         struct hci_event_hdr *hdr = (struct hci_event_hdr *)skb->data;
52         struct hci_ev_cmd_complete *ec;
53         u16 opcode, ocf;
54
55         BT_DBG("Enter");
56
57         if (hdr->evt == HCI_EV_CMD_COMPLETE) {
58                 ec = (struct hci_ev_cmd_complete *)(skb->data +
59                                                     HCI_EVENT_HDR_SIZE);
60                 opcode = __le16_to_cpu(ec->opcode);
61                 ocf = hci_opcode_ocf(opcode);
62                 if ((ocf == BT_CMD_MODULE_CFG_REQ) &&
63                     (priv->btmrvl_dev.sendcmdflag)) {
64                         priv->btmrvl_dev.sendcmdflag = false;
65                         priv->adapter->cmd_complete = true;
66                         wake_up_interruptible(&priv->adapter->cmd_wait_q);
67                 }
68         }
69
70         BT_DBG("Leave");
71 }
72 EXPORT_SYMBOL_GPL(btmrvl_check_evtpkt);
73
74 int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb)
75 {
76         struct btmrvl_adapter *adapter = priv->adapter;
77         u8 ret = 0;
78         struct btmrvl_event *event;
79
80         BT_DBG("Enter");
81
82         event = (struct btmrvl_event *) skb->data;
83         if (event->ec != 0xff) {
84                 BT_DBG("Not Marvell Event=%x", event->ec);
85                 ret = -EINVAL;
86                 goto exit;
87         }
88
89         switch (event->data[0]) {
90         case BT_CMD_AUTO_SLEEP_MODE:
91                 if (!event->data[2]) {
92                         if (event->data[1] == BT_PS_ENABLE)
93                                 adapter->psmode = 1;
94                         else
95                                 adapter->psmode = 0;
96                         BT_DBG("PS Mode:%s",
97                                 (adapter->psmode) ? "Enable" : "Disable");
98                 } else {
99                         BT_DBG("PS Mode command failed");
100                 }
101                 break;
102
103         case BT_CMD_HOST_SLEEP_CONFIG:
104                 if (!event->data[3])
105                         BT_DBG("gpio=%x, gap=%x", event->data[1],
106                                 event->data[2]);
107                 else
108                         BT_DBG("HSCFG command failed");
109                 break;
110
111         case BT_CMD_HOST_SLEEP_ENABLE:
112                 if (!event->data[1]) {
113                         adapter->hs_state = HS_ACTIVATED;
114                         if (adapter->psmode)
115                                 adapter->ps_state = PS_SLEEP;
116                         wake_up_interruptible(&adapter->cmd_wait_q);
117                         BT_DBG("HS ACTIVATED!");
118                 } else {
119                         BT_DBG("HS Enable failed");
120                 }
121                 break;
122
123         case BT_CMD_MODULE_CFG_REQ:
124                 if ((priv->btmrvl_dev.sendcmdflag) &&
125                         (event->data[1] == MODULE_BRINGUP_REQ)) {
126                         BT_DBG("EVENT:%s", (event->data[2]) ?
127                                 "Bring-up failed" : "Bring-up succeed");
128                 } else if ((priv->btmrvl_dev.sendcmdflag) &&
129                         (event->data[1] == MODULE_SHUTDOWN_REQ)) {
130                         BT_DBG("EVENT:%s", (event->data[2]) ?
131                                 "Shutdown failed" : "Shutdown succeed");
132                 } else {
133                         BT_DBG("BT_CMD_MODULE_CFG_REQ resp for APP");
134                         ret = -EINVAL;
135                 }
136                 break;
137
138         case BT_EVENT_POWER_STATE:
139                 if (event->data[1] == BT_PS_SLEEP)
140                         adapter->ps_state = PS_SLEEP;
141                 BT_DBG("EVENT:%s",
142                         (adapter->ps_state) ? "PS_SLEEP" : "PS_AWAKE");
143                 break;
144
145         default:
146                 BT_DBG("Unknown Event=%d", event->data[0]);
147                 ret = -EINVAL;
148                 break;
149         }
150
151 exit:
152         if (!ret)
153                 kfree_skb(skb);
154
155         BT_DBG("Leave");
156
157         return ret;
158 }
159 EXPORT_SYMBOL_GPL(btmrvl_process_event);
160
161 int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
162 {
163         struct sk_buff *skb = NULL;
164         u8 ret = 0;
165         struct btmrvl_cmd *cmd;
166
167         BT_DBG("Enter");
168
169         skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
170         if (skb == NULL) {
171                 BT_ERR("No free skb");
172                 ret = -ENOMEM;
173                 goto exit;
174         }
175
176         cmd = (struct btmrvl_cmd *) skb->tail;
177         cmd->ocf_ogf = cpu_to_le16((OGF << 10) | BT_CMD_MODULE_CFG_REQ);
178         cmd->length = 1;
179         cmd->data[0] = subcmd;
180
181         bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
182
183         skb_put(skb, sizeof(*cmd));
184         skb->dev = (void *)priv->btmrvl_dev.hcidev;
185         skb_queue_head(&priv->adapter->tx_queue, skb);
186
187         priv->btmrvl_dev.sendcmdflag = true;
188
189         priv->adapter->cmd_complete = false;
190
191         BT_DBG("Queue module cfg Command");
192
193         wake_up_interruptible(&priv->main_thread.wait_q);
194
195         if (!wait_event_interruptible_timeout(
196                         priv->adapter->cmd_wait_q,
197                         priv->adapter->cmd_complete,
198                         msecs_to_jiffies(WAIT_UNTIL_CMD_RESP))) {
199                 ret = -ETIMEDOUT;
200                 BT_ERR("module_cfg_cmd(%x): timeout: %d",
201                         subcmd, priv->btmrvl_dev.sendcmdflag);
202         }
203
204         BT_DBG("module cfg Command done");
205
206 exit:
207         BT_DBG("Leave");
208
209         return ret;
210 }
211 EXPORT_SYMBOL_GPL(btmrvl_send_module_cfg_cmd);
212
213 static int btmrvl_enable_hs(struct btmrvl_private *priv)
214 {
215         struct sk_buff *skb = NULL;
216         u8 ret = 0;
217         struct btmrvl_cmd *cmd;
218
219         BT_DBG("Enter");
220
221         skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
222         if (skb == NULL) {
223                 BT_ERR("No free skb");
224                 ret = -ENOMEM;
225                 goto exit;
226         }
227
228         cmd = (struct btmrvl_cmd *) skb->tail;
229         cmd->ocf_ogf = cpu_to_le16((OGF << 10) | BT_CMD_HOST_SLEEP_ENABLE);
230         cmd->length = 0;
231
232         bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
233
234         skb_put(skb, sizeof(*cmd));
235         skb->dev = (void *)priv->btmrvl_dev.hcidev;
236         skb_queue_head(&priv->adapter->tx_queue, skb);
237
238         BT_DBG("Queue hs enable Command");
239
240         wake_up_interruptible(&priv->main_thread.wait_q);
241
242         if (!wait_event_interruptible_timeout(
243                         priv->adapter->cmd_wait_q,
244                         priv->adapter->hs_state,
245                         msecs_to_jiffies(WAIT_UNTIL_HS_STATE_CHANGED))) {
246                 ret = -ETIMEDOUT;
247                 BT_ERR("timeout: %d, %d,%d",
248                         priv->adapter->hs_state,
249                         priv->adapter->ps_state,
250                         priv->adapter->wakeup_tries);
251         }
252
253 exit:
254         BT_DBG("Leave");
255
256         return ret;
257 }
258
259 int btmrvl_prepare_command(struct btmrvl_private *priv)
260 {
261         struct sk_buff *skb = NULL;
262         u8 ret = 0;
263         struct btmrvl_cmd *cmd;
264
265         BT_DBG("Enter");
266
267         if (priv->btmrvl_dev.hscfgcmd) {
268                 priv->btmrvl_dev.hscfgcmd = 0;
269
270                 skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
271                 if (skb == NULL) {
272                         BT_ERR("No free skb");
273                         ret = -ENOMEM;
274                         goto exit;
275                 }
276
277                 cmd = (struct btmrvl_cmd *) skb->tail;
278                 cmd->ocf_ogf = cpu_to_le16((OGF << 10) |
279                                                 BT_CMD_HOST_SLEEP_CONFIG);
280                 cmd->length = 2;
281                 cmd->data[0] = (priv->btmrvl_dev.gpio_gap & 0xff00) >> 8;
282                 cmd->data[1] = (u8) (priv->btmrvl_dev.gpio_gap & 0x00ff);
283
284                 bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
285
286                 skb_put(skb, sizeof(*cmd));
287                 skb->dev = (void *)priv->btmrvl_dev.hcidev;
288                 skb_queue_head(&priv->adapter->tx_queue, skb);
289
290                 BT_DBG("Queue HSCFG Command, gpio=0x%x, gap=0x%x",
291                        cmd->data[0], cmd->data[1]);
292         }
293
294         if (priv->btmrvl_dev.pscmd) {
295                 priv->btmrvl_dev.pscmd = 0;
296
297                 skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
298                 if (skb == NULL) {
299                         BT_ERR("No free skb");
300                         ret = -ENOMEM;
301                         goto exit;
302                 }
303
304                 cmd = (struct btmrvl_cmd *) skb->tail;
305                 cmd->ocf_ogf = cpu_to_le16((OGF << 10) |
306                                                 BT_CMD_AUTO_SLEEP_MODE);
307                 cmd->length = 1;
308
309                 if (priv->btmrvl_dev.psmode)
310                         cmd->data[0] = BT_PS_ENABLE;
311                 else
312                         cmd->data[0] = BT_PS_DISABLE;
313
314                 bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
315
316                 skb_put(skb, sizeof(*cmd));
317                 skb->dev = (void *)priv->btmrvl_dev.hcidev;
318                 skb_queue_head(&priv->adapter->tx_queue, skb);
319
320                 BT_DBG("Queue PSMODE Command:%d", cmd->data[0]);
321         }
322
323         if (priv->btmrvl_dev.hscmd) {
324                 priv->btmrvl_dev.hscmd = 0;
325
326                 if (priv->btmrvl_dev.hsmode) {
327                         ret = btmrvl_enable_hs(priv);
328                 } else {
329                         ret = priv->hw_wakeup_firmware(priv);
330                         priv->adapter->hs_state = HS_DEACTIVATED;
331                 }
332         }
333
334 exit:
335         BT_DBG("Leave");
336
337         return ret;
338 }
339
340 static int btmrvl_tx_pkt(struct btmrvl_private *priv, struct sk_buff *skb)
341 {
342         u8 ret = 0;
343
344         BT_DBG("Enter");
345
346         if (!skb || !skb->data) {
347                 BT_DBG("Leave");
348                 return -EINVAL;
349         }
350
351         if (!skb->len || ((skb->len + BTM_HEADER_LEN) > BTM_UPLD_SIZE)) {
352                 BT_ERR("Tx Error: Bad skb length %d : %d",
353                         skb->len, BTM_UPLD_SIZE);
354                 BT_DBG("Leave");
355                 return -EINVAL;
356         }
357
358         if (skb_headroom(skb) < BTM_HEADER_LEN) {
359                 struct sk_buff *tmp = skb;
360
361                 skb = skb_realloc_headroom(skb, BTM_HEADER_LEN);
362                 if (!skb) {
363                         BT_ERR("Tx Error: realloc_headroom failed %d",
364                                 BTM_HEADER_LEN);
365                         skb = tmp;
366                         BT_DBG("Leave");
367                         return -EINVAL;
368                 }
369
370                 kfree_skb(tmp);
371         }
372
373         skb_push(skb, BTM_HEADER_LEN);
374
375         /* header type: byte[3]
376          * HCI_COMMAND = 1, ACL_DATA = 2, SCO_DATA = 3, 0xFE = Vendor
377          * header length: byte[2][1][0]
378          */
379
380         skb->data[0] = (skb->len & 0x0000ff);
381         skb->data[1] = (skb->len & 0x00ff00) >> 8;
382         skb->data[2] = (skb->len & 0xff0000) >> 16;
383         skb->data[3] = bt_cb(skb)->pkt_type;
384
385         if (priv->hw_host_to_card)
386                 ret = priv->hw_host_to_card(priv, skb->data, skb->len);
387
388         BT_DBG("Leave");
389
390         return ret;
391 }
392
393 static void btmrvl_init_adapter(struct btmrvl_private *priv)
394 {
395         BT_DBG("Enter");
396
397         skb_queue_head_init(&priv->adapter->tx_queue);
398
399         priv->adapter->ps_state = PS_AWAKE;
400
401         init_waitqueue_head(&priv->adapter->cmd_wait_q);
402
403         BT_DBG("Leave");
404 }
405
406 static void btmrvl_free_adapter(struct btmrvl_private *priv)
407 {
408         BT_DBG("Enter");
409
410         skb_queue_purge(&priv->adapter->tx_queue);
411
412         kfree(priv->adapter);
413
414         priv->adapter = NULL;
415
416         BT_DBG("Leave");
417 }
418
419 static int
420 btmrvl_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
421 {
422         BT_DBG("Enter");
423
424         BT_DBG("Leave");
425
426         return -ENOIOCTLCMD;
427 }
428
429 static void btmrvl_destruct(struct hci_dev *hdev)
430 {
431         BT_DBG("Enter");
432
433         BT_DBG("Leave");
434 }
435
436 static int btmrvl_send_frame(struct sk_buff *skb)
437 {
438         struct hci_dev *hdev = (struct hci_dev *)skb->dev;
439         struct btmrvl_private *priv = NULL;
440
441         BT_DBG("Enter: type=%d, len=%d", skb->pkt_type, skb->len);
442
443         if (!hdev || !hdev->driver_data) {
444                 BT_ERR("Frame for unknown HCI device");
445                 BT_DBG("Leave");
446                 return -ENODEV;
447         }
448
449         priv = (struct btmrvl_private *)hdev->driver_data;
450         if (!test_bit(HCI_RUNNING, &hdev->flags)) {
451                 BT_ERR("Failed testing HCI_RUNING, flags=%lx", hdev->flags);
452                 print_hex_dump_bytes("data: ", DUMP_PREFIX_OFFSET,
453                                         skb->data, skb->len);
454                 BT_DBG("Leave");
455                 return -EBUSY;
456         }
457
458         switch (bt_cb(skb)->pkt_type) {
459         case HCI_COMMAND_PKT:
460                 hdev->stat.cmd_tx++;
461                 break;
462
463         case HCI_ACLDATA_PKT:
464                 hdev->stat.acl_tx++;
465                 break;
466
467         case HCI_SCODATA_PKT:
468                 hdev->stat.sco_tx++;
469                 break;
470         }
471
472         skb_queue_tail(&priv->adapter->tx_queue, skb);
473
474         wake_up_interruptible(&priv->main_thread.wait_q);
475
476         BT_DBG("Leave");
477
478         return 0;
479 }
480
481 static int btmrvl_flush(struct hci_dev *hdev)
482 {
483         struct btmrvl_private *priv =
484                                 (struct btmrvl_private *) hdev->driver_data;
485
486         BT_DBG("Enter");
487
488         skb_queue_purge(&priv->adapter->tx_queue);
489
490         BT_DBG("Leave");
491
492         return 0;
493 }
494
495 static int btmrvl_close(struct hci_dev *hdev)
496 {
497         struct btmrvl_private *priv =
498                                 (struct btmrvl_private *) hdev->driver_data;
499
500         BT_DBG("Enter");
501
502         if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags)) {
503                 BT_DBG("Leave");
504                 return 0;
505         }
506
507         skb_queue_purge(&priv->adapter->tx_queue);
508
509         BT_DBG("Leave");
510
511         return 0;
512 }
513
514 static int btmrvl_open(struct hci_dev *hdev)
515 {
516         BT_DBG("Enter");
517
518         set_bit(HCI_RUNNING, &hdev->flags);
519
520         BT_DBG("Leave");
521
522         return 0;
523 }
524
525 /*
526  * This function handles the event generated by firmware, rx data
527  * received from firmware, and tx data sent from kernel.
528  */
529 static int btmrvl_service_main_thread(void *data)
530 {
531         struct btmrvl_thread *thread = data;
532         struct btmrvl_private *priv = thread->priv;
533         struct btmrvl_adapter *adapter = priv->adapter;
534         wait_queue_t wait;
535         struct sk_buff *skb;
536         ulong flags;
537
538         BT_DBG("Enter");
539
540         init_waitqueue_entry(&wait, current);
541
542         current->flags |= PF_NOFREEZE;
543
544         for (;;) {
545                 add_wait_queue(&thread->wait_q, &wait);
546
547                 set_current_state(TASK_INTERRUPTIBLE);
548
549                 if (adapter->wakeup_tries ||
550                     ((!adapter->int_count) &&
551                      (!priv->btmrvl_dev.tx_dnld_rdy ||
552                       skb_queue_empty(&adapter->tx_queue)))) {
553                         BT_DBG("main_thread is sleeping...");
554                         schedule();
555                 }
556
557                 set_current_state(TASK_RUNNING);
558
559                 remove_wait_queue(&thread->wait_q, &wait);
560
561                 BT_DBG("main_thread woke up");
562
563                 if (kthread_should_stop()) {
564                         BT_DBG("main_thread: break from main thread");
565                         break;
566                 }
567
568                 spin_lock_irqsave(&priv->driver_lock, flags);
569                 if (adapter->int_count) {
570                         adapter->int_count = 0;
571                 } else if ((adapter->ps_state == PS_SLEEP) &&
572                            !skb_queue_empty(&adapter->tx_queue)) {
573                         spin_unlock_irqrestore(&priv->driver_lock, flags);
574                         adapter->wakeup_tries++;
575                         priv->hw_wakeup_firmware(priv);
576                         continue;
577                 }
578                 spin_unlock_irqrestore(&priv->driver_lock, flags);
579
580                 if (adapter->ps_state == PS_SLEEP)
581                         continue;
582
583                 if (!priv->btmrvl_dev.tx_dnld_rdy)
584                         continue;
585
586                 skb = skb_dequeue(&adapter->tx_queue);
587                 if (skb) {
588                         if (btmrvl_tx_pkt(priv, skb))
589                                 priv->btmrvl_dev.hcidev->stat.err_tx++;
590                         else
591                                 priv->btmrvl_dev.hcidev->stat.byte_tx
592                                         += skb->len;
593
594                         kfree_skb(skb);
595                 }
596         }
597
598         BT_DBG("Leave");
599
600         return 0;
601 }
602
603 struct btmrvl_private *btmrvl_add_card(void *card)
604 {
605         struct hci_dev *hdev = NULL;
606         struct btmrvl_private *priv = NULL;
607         int ret;
608
609         BT_DBG("Enter");
610
611         priv = kzalloc(sizeof(*priv), GFP_KERNEL);
612         if (!priv) {
613                 BT_ERR("Can not allocate priv");
614                 goto err_priv;
615         }
616
617         priv->adapter = kzalloc(sizeof(*priv->adapter), GFP_KERNEL);
618         if (!priv->adapter) {
619                 BT_ERR("Allocate buffer for btmrvl_adapter failed!");
620                 goto err_adapter;
621         }
622
623         btmrvl_init_adapter(priv);
624
625         hdev = hci_alloc_dev();
626         if (!hdev) {
627                 BT_ERR("Can not allocate HCI device");
628                 goto err_hdev;
629         }
630
631         BT_DBG("Starting kthread...");
632         priv->main_thread.priv = priv;
633         spin_lock_init(&priv->driver_lock);
634
635         init_waitqueue_head(&priv->main_thread.wait_q);
636         priv->main_thread.task = kthread_run(btmrvl_service_main_thread,
637                 &priv->main_thread, "btmrvl_main_service");
638
639         priv->btmrvl_dev.hcidev = hdev;
640         priv->btmrvl_dev.card = card;
641
642         hdev->driver_data = priv;
643
644         priv->btmrvl_dev.tx_dnld_rdy = true;
645
646         hdev->type = HCI_SDIO;
647         hdev->open = btmrvl_open;
648         hdev->close = btmrvl_close;
649         hdev->flush = btmrvl_flush;
650         hdev->send = btmrvl_send_frame;
651         hdev->destruct = btmrvl_destruct;
652         hdev->ioctl = btmrvl_ioctl;
653         hdev->owner = THIS_MODULE;
654
655         ret = hci_register_dev(hdev);
656         if (ret < 0) {
657                 BT_ERR("Can not register HCI device");
658                 goto err_hci_register_dev;
659         }
660
661 #ifdef CONFIG_DEBUG_FS
662         btmrvl_debugfs_init(hdev);
663 #endif
664
665         BT_DBG("Leave");
666         return priv;
667
668 err_hci_register_dev:
669         /* Stop the thread servicing the interrupts */
670         kthread_stop(priv->main_thread.task);
671
672         hci_free_dev(hdev);
673
674 err_hdev:
675         btmrvl_free_adapter(priv);
676
677 err_adapter:
678         kfree(priv);
679
680 err_priv:
681         BT_DBG("Leave");
682
683         return NULL;
684 }
685 EXPORT_SYMBOL_GPL(btmrvl_add_card);
686
687 int btmrvl_remove_card(struct btmrvl_private *priv)
688 {
689         struct hci_dev *hdev;
690
691         BT_DBG("Enter");
692
693         hdev = priv->btmrvl_dev.hcidev;
694
695         wake_up_interruptible(&priv->adapter->cmd_wait_q);
696
697         kthread_stop(priv->main_thread.task);
698
699 #ifdef CONFIG_DEBUG_FS
700         btmrvl_debugfs_remove(hdev);
701 #endif
702
703         hci_unregister_dev(hdev);
704
705         hci_free_dev(hdev);
706
707         priv->btmrvl_dev.hcidev = NULL;
708
709         btmrvl_free_adapter(priv);
710
711         kfree(priv);
712
713         BT_DBG("Leave");
714
715         return 0;
716 }
717 EXPORT_SYMBOL_GPL(btmrvl_remove_card);
718
719 MODULE_AUTHOR("Marvell International Ltd.");
720 MODULE_DESCRIPTION("Marvell Bluetooth Driver v" VERSION);
721 MODULE_VERSION(VERSION);
722 MODULE_LICENSE("GPL v2");