diff options
author | Takashi Iwai <tiwai@suse.de> | 2015-01-28 11:32:22 -0500 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2015-01-28 11:33:49 -0500 |
commit | 5da7f924a41949797875c98a776dca1737a0f372 (patch) | |
tree | 79aa90f25c9c4e0ded24787f5ece6be019e8b03e /sound/usb | |
parent | ba6211a2e8f80eecdf12f7972045ea28f904a4a0 (diff) |
ALSA: usx2y: Move UAPI definition into include/uapi/sound/usb_stream.h
The user-space API definition for usb_stream stuff should be moved
to include/uapi/sound to be exposed publicly.
While we're at it, add the missing ifdef guard for double inclusion,
too.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
-rw-r--r-- | sound/usb/usx2y/usb_stream.h | 78 |
1 files changed, 4 insertions, 74 deletions
diff --git a/sound/usb/usx2y/usb_stream.h b/sound/usb/usx2y/usb_stream.h index 4dd74ab1e9cc..90369001eab6 100644 --- a/sound/usb/usx2y/usb_stream.h +++ b/sound/usb/usx2y/usb_stream.h | |||
@@ -1,76 +1,7 @@ | |||
1 | /* | 1 | #ifndef __USB_STREAM_H |
2 | * Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de> | 2 | #define __USB_STREAM_H |
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms of the GNU General Public License as published by the | ||
6 | * Free Software Foundation; either version 2 of the License, or (at your | ||
7 | * option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, but | ||
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
11 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
12 | * for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, write to the Free Software Foundation, | ||
16 | * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
17 | */ | ||
18 | 3 | ||
19 | #define USB_STREAM_INTERFACE_VERSION 2 | 4 | #include <uapi/sound/usb_stream.h> |
20 | |||
21 | #define SNDRV_USB_STREAM_IOCTL_SET_PARAMS \ | ||
22 | _IOW('H', 0x90, struct usb_stream_config) | ||
23 | |||
24 | struct usb_stream_packet { | ||
25 | unsigned offset; | ||
26 | unsigned length; | ||
27 | }; | ||
28 | |||
29 | |||
30 | struct usb_stream_config { | ||
31 | unsigned version; | ||
32 | unsigned sample_rate; | ||
33 | unsigned period_frames; | ||
34 | unsigned frame_size; | ||
35 | }; | ||
36 | |||
37 | struct usb_stream { | ||
38 | struct usb_stream_config cfg; | ||
39 | unsigned read_size; | ||
40 | unsigned write_size; | ||
41 | |||
42 | int period_size; | ||
43 | |||
44 | unsigned state; | ||
45 | |||
46 | int idle_insize; | ||
47 | int idle_outsize; | ||
48 | int sync_packet; | ||
49 | unsigned insize_done; | ||
50 | unsigned periods_done; | ||
51 | unsigned periods_polled; | ||
52 | |||
53 | struct usb_stream_packet outpacket[2]; | ||
54 | unsigned inpackets; | ||
55 | unsigned inpacket_head; | ||
56 | unsigned inpacket_split; | ||
57 | unsigned inpacket_split_at; | ||
58 | unsigned next_inpacket_split; | ||
59 | unsigned next_inpacket_split_at; | ||
60 | struct usb_stream_packet inpacket[0]; | ||
61 | }; | ||
62 | |||
63 | enum usb_stream_state { | ||
64 | usb_stream_invalid, | ||
65 | usb_stream_stopped, | ||
66 | usb_stream_sync0, | ||
67 | usb_stream_sync1, | ||
68 | usb_stream_ready, | ||
69 | usb_stream_running, | ||
70 | usb_stream_xrun, | ||
71 | }; | ||
72 | |||
73 | #if __KERNEL__ | ||
74 | 5 | ||
75 | #define USB_STREAM_NURBS 4 | 6 | #define USB_STREAM_NURBS 4 |
76 | #define USB_STREAM_URBDEPTH 4 | 7 | #define USB_STREAM_URBDEPTH 4 |
@@ -108,5 +39,4 @@ void usb_stream_free(struct usb_stream_kernel *); | |||
108 | int usb_stream_start(struct usb_stream_kernel *); | 39 | int usb_stream_start(struct usb_stream_kernel *); |
109 | void usb_stream_stop(struct usb_stream_kernel *); | 40 | void usb_stream_stop(struct usb_stream_kernel *); |
110 | 41 | ||
111 | 42 | #endif /* __USB_STREAM_H */ | |
112 | #endif | ||