Lines Matching refs:dev
31 static int cx231xx_isoc_audio_deinit(struct cx231xx *dev)
35 dev_dbg(dev->dev, "Stopping isoc\n");
38 if (dev->adev.urb[i]) {
40 usb_kill_urb(dev->adev.urb[i]);
42 usb_unlink_urb(dev->adev.urb[i]);
44 usb_free_urb(dev->adev.urb[i]);
45 dev->adev.urb[i] = NULL;
47 kfree(dev->adev.transfer_buffer[i]);
48 dev->adev.transfer_buffer[i] = NULL;
55 static int cx231xx_bulk_audio_deinit(struct cx231xx *dev)
59 dev_dbg(dev->dev, "Stopping bulk\n");
62 if (dev->adev.urb[i]) {
64 usb_kill_urb(dev->adev.urb[i]);
66 usb_unlink_urb(dev->adev.urb[i]);
68 usb_free_urb(dev->adev.urb[i]);
69 dev->adev.urb[i] = NULL;
71 kfree(dev->adev.transfer_buffer[i]);
72 dev->adev.transfer_buffer[i] = NULL;
81 struct cx231xx *dev = urb->context;
91 if (dev->state & DEV_DISCONNECTED)
103 dev_dbg(dev->dev, "urb completion error %d.\n",
108 if (atomic_read(&dev->stream_started) == 0)
111 if (dev->adev.capture_pcm_substream) {
112 substream = dev->adev.capture_pcm_substream;
126 oldptr = dev->adev.hwptr_done_capture;
142 dev->adev.hwptr_done_capture += length;
143 if (dev->adev.hwptr_done_capture >=
145 dev->adev.hwptr_done_capture -=
148 dev->adev.capture_transfer_done += length;
149 if (dev->adev.capture_transfer_done >=
151 dev->adev.capture_transfer_done -=
164 dev_err(dev->dev,
173 struct cx231xx *dev = urb->context;
182 if (dev->state & DEV_DISCONNECTED)
194 dev_dbg(dev->dev, "urb completion error %d.\n",
199 if (atomic_read(&dev->stream_started) == 0)
202 if (dev->adev.capture_pcm_substream) {
203 substream = dev->adev.capture_pcm_substream;
213 oldptr = dev->adev.hwptr_done_capture;
229 dev->adev.hwptr_done_capture += length;
230 if (dev->adev.hwptr_done_capture >=
232 dev->adev.hwptr_done_capture -=
235 dev->adev.capture_transfer_done += length;
236 if (dev->adev.capture_transfer_done >=
238 dev->adev.capture_transfer_done -=
251 dev_err(dev->dev,
258 static int cx231xx_init_audio_isoc(struct cx231xx *dev)
263 dev_dbg(dev->dev,
266 if (dev->state & DEV_DISCONNECTED)
269 sb_size = CX231XX_ISO_NUM_AUDIO_PACKETS * dev->adev.max_pkt_size;
275 dev->adev.transfer_buffer[i] = kmalloc(sb_size, GFP_ATOMIC);
276 if (!dev->adev.transfer_buffer[i])
279 memset(dev->adev.transfer_buffer[i], 0x80, sb_size);
283 usb_free_urb(dev->adev.urb[j]);
284 kfree(dev->adev.transfer_buffer[j]);
289 urb->dev = dev->udev;
290 urb->context = dev;
291 urb->pipe = usb_rcvisocpipe(dev->udev,
292 dev->adev.end_point_addr);
294 urb->transfer_buffer = dev->adev.transfer_buffer[i];
301 j++, k += dev->adev.max_pkt_size) {
303 urb->iso_frame_desc[j].length = dev->adev.max_pkt_size;
305 dev->adev.urb[i] = urb;
309 errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
311 cx231xx_isoc_audio_deinit(dev);
319 static int cx231xx_init_audio_bulk(struct cx231xx *dev)
324 dev_dbg(dev->dev,
327 if (dev->state & DEV_DISCONNECTED)
330 sb_size = CX231XX_NUM_AUDIO_PACKETS * dev->adev.max_pkt_size;
336 dev->adev.transfer_buffer[i] = kmalloc(sb_size, GFP_ATOMIC);
337 if (!dev->adev.transfer_buffer[i])
340 memset(dev->adev.transfer_buffer[i], 0x80, sb_size);
344 usb_free_urb(dev->adev.urb[j]);
345 kfree(dev->adev.transfer_buffer[j]);
350 urb->dev = dev->udev;
351 urb->context = dev;
352 urb->pipe = usb_rcvbulkpipe(dev->udev,
353 dev->adev.end_point_addr);
355 urb->transfer_buffer = dev->adev.transfer_buffer[i];
359 dev->adev.urb[i] = urb;
364 errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
366 cx231xx_bulk_audio_deinit(dev);
397 struct cx231xx *dev = snd_pcm_substream_chip(substream);
401 dev_dbg(dev->dev,
404 if (dev->state & DEV_DISCONNECTED) {
405 dev_err(dev->dev,
412 mutex_lock(&dev->lock);
413 if (dev->USE_ISO)
414 ret = cx231xx_set_alt_setting(dev, INDEX_AUDIO, 1);
416 ret = cx231xx_set_alt_setting(dev, INDEX_AUDIO, 0);
417 mutex_unlock(&dev->lock);
419 dev_err(dev->dev,
427 mutex_lock(&dev->lock);
429 ret = cx231xx_capture_start(dev, 1, Audio);
431 dev->adev.users++;
432 mutex_unlock(&dev->lock);
435 dev->adev.capture_pcm_substream = substream;
436 runtime->private_data = dev;
444 struct cx231xx *dev = snd_pcm_substream_chip(substream);
446 dev_dbg(dev->dev, "closing device\n");
449 mutex_lock(&dev->lock);
450 ret = cx231xx_capture_start(dev, 0, Audio);
454 ret = cx231xx_set_alt_setting(dev, INDEX_AUDIO, 0);
456 dev_err(dev->dev,
459 mutex_unlock(&dev->lock);
463 dev->adev.users--;
464 mutex_unlock(&dev->lock);
466 if (dev->adev.users == 0 && dev->adev.shutdown == 1) {
467 dev_dbg(dev->dev, "audio users: %d\n", dev->adev.users);
468 dev_dbg(dev->dev, "disabling audio stream!\n");
469 dev->adev.shutdown = 0;
470 dev_dbg(dev->dev, "released lock\n");
471 if (atomic_read(&dev->stream_started) > 0) {
472 atomic_set(&dev->stream_started, 0);
473 schedule_work(&dev->wq_trigger);
481 struct cx231xx *dev = snd_pcm_substream_chip(substream);
483 dev->adev.hwptr_done_capture = 0;
484 dev->adev.capture_transfer_done = 0;
491 struct cx231xx *dev = container_of(work, struct cx231xx, wq_trigger);
493 if (atomic_read(&dev->stream_started)) {
494 dev_dbg(dev->dev, "starting capture");
495 if (is_fw_load(dev) == 0)
496 cx25840_call(dev, core, load_fw);
497 if (dev->USE_ISO)
498 cx231xx_init_audio_isoc(dev);
500 cx231xx_init_audio_bulk(dev);
502 dev_dbg(dev->dev, "stopping capture");
503 cx231xx_isoc_audio_deinit(dev);
510 struct cx231xx *dev = snd_pcm_substream_chip(substream);
513 if (dev->state & DEV_DISCONNECTED)
516 spin_lock(&dev->adev.slock);
519 atomic_set(&dev->stream_started, 1);
522 atomic_set(&dev->stream_started, 0);
528 spin_unlock(&dev->adev.slock);
530 schedule_work(&dev->wq_trigger);
538 struct cx231xx *dev;
542 dev = snd_pcm_substream_chip(substream);
544 spin_lock_irqsave(&dev->adev.slock, flags);
545 hwptr_done = dev->adev.hwptr_done_capture;
546 spin_unlock_irqrestore(&dev->adev.slock, flags);
559 static int cx231xx_audio_init(struct cx231xx *dev)
561 struct cx231xx_audio *adev = &dev->adev;
569 if (dev->has_alsa_audio != 1) {
576 dev_dbg(dev->dev,
579 err = snd_card_new(dev->dev, index[devnr], "Cx231xx Audio",
593 pcm->private_data = dev;
599 INIT_WORK(&dev->wq_trigger, audio_trigger);
606 adev->udev = dev->udev;
610 dev->udev->actconfig->interface[dev->current_pcb_config.
624 dev_info(dev->dev,
645 dev_dbg(dev->dev,
660 static int cx231xx_audio_fini(struct cx231xx *dev)
662 if (dev == NULL)
665 if (dev->has_alsa_audio != 1) {
672 if (dev->adev.sndcard) {
673 snd_card_free(dev->adev.sndcard);
674 kfree(dev->adev.alt_max_pkt_size);
675 dev->adev.sndcard = NULL;