airspy.c (16217dc79dbc599b110dda26d0421df47904bba4) airspy.c (1bc177174b97e4df8d27b6c3cdd79ffea9e2d18e)
1/*
2 * AirSpy SDR driver
3 *
4 * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or

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421{
422 int i, j;
423
424 /* allocate the URBs */
425 for (i = 0; i < MAX_BULK_BUFS; i++) {
426 dev_dbg(s->dev, "alloc urb=%d\n", i);
427 s->urb_list[i] = usb_alloc_urb(0, GFP_ATOMIC);
428 if (!s->urb_list[i]) {
1/*
2 * AirSpy SDR driver
3 *
4 * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or

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421{
422 int i, j;
423
424 /* allocate the URBs */
425 for (i = 0; i < MAX_BULK_BUFS; i++) {
426 dev_dbg(s->dev, "alloc urb=%d\n", i);
427 s->urb_list[i] = usb_alloc_urb(0, GFP_ATOMIC);
428 if (!s->urb_list[i]) {
429 dev_dbg(s->dev, "failed\n");
430 for (j = 0; j < i; j++)
431 usb_free_urb(s->urb_list[j]);
432 return -ENOMEM;
433 }
434 usb_fill_bulk_urb(s->urb_list[i],
435 s->udev,
436 usb_rcvbulkpipe(s->udev, 0x81),
437 s->buf_list[i],

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601
602 airspy_cleanup_queued_bufs(s);
603
604 clear_bit(POWER_ON, &s->flags);
605
606 mutex_unlock(&s->v4l2_lock);
607}
608
429 for (j = 0; j < i; j++)
430 usb_free_urb(s->urb_list[j]);
431 return -ENOMEM;
432 }
433 usb_fill_bulk_urb(s->urb_list[i],
434 s->udev,
435 usb_rcvbulkpipe(s->udev, 0x81),
436 s->buf_list[i],

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600
601 airspy_cleanup_queued_bufs(s);
602
603 clear_bit(POWER_ON, &s->flags);
604
605 mutex_unlock(&s->v4l2_lock);
606}
607
609static struct vb2_ops airspy_vb2_ops = {
608static const struct vb2_ops airspy_vb2_ops = {
610 .queue_setup = airspy_queue_setup,
611 .buf_queue = airspy_buf_queue,
612 .start_streaming = airspy_start_streaming,
613 .stop_streaming = airspy_stop_streaming,
614 .wait_prepare = vb2_ops_wait_prepare,
615 .wait_finish = vb2_ops_wait_finish,
616};
617

--- 492 unchanged lines hidden --- 		609 .queue_setup = airspy_queue_setup,
610 .buf_queue = airspy_buf_queue,
611 .start_streaming = airspy_start_streaming,
612 .stop_streaming = airspy_stop_streaming,
613 .wait_prepare = vb2_ops_wait_prepare,
614 .wait_finish = vb2_ops_wait_finish,
615};
616

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