/usr/sparc64-linux-gnu/include/sound/usb_stream.h is in linux-libc-dev-sparc64-cross 4.9.25-1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | /*
* Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __SOUND_USB_STREAM_H
#define __SOUND_USB_STREAM_H
#define USB_STREAM_INTERFACE_VERSION 2
#define SNDRV_USB_STREAM_IOCTL_SET_PARAMS \
_IOW('H', 0x90, struct usb_stream_config)
struct usb_stream_packet {
unsigned offset;
unsigned length;
};
struct usb_stream_config {
unsigned version;
unsigned sample_rate;
unsigned period_frames;
unsigned frame_size;
};
struct usb_stream {
struct usb_stream_config cfg;
unsigned read_size;
unsigned write_size;
int period_size;
unsigned state;
int idle_insize;
int idle_outsize;
int sync_packet;
unsigned insize_done;
unsigned periods_done;
unsigned periods_polled;
struct usb_stream_packet outpacket[2];
unsigned inpackets;
unsigned inpacket_head;
unsigned inpacket_split;
unsigned inpacket_split_at;
unsigned next_inpacket_split;
unsigned next_inpacket_split_at;
struct usb_stream_packet inpacket[0];
};
enum usb_stream_state {
usb_stream_invalid,
usb_stream_stopped,
usb_stream_sync0,
usb_stream_sync1,
usb_stream_ready,
usb_stream_running,
usb_stream_xrun,
};
#endif /* __SOUND_USB_STREAM_H */
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