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Source at commit be977234bfb4a6dca8a39e7c52165e4cd536ad71 created 12 years 9 months ago. By Lars-Peter Clausen, jz4740: Fix compile error | |
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1 | /* |
2 | * u_audio.h -- interface to USB gadget "ALSA AUDIO" utilities |
3 | * |
4 | * Copyright (C) 2008 Bryan Wu <cooloney@kernel.org> |
5 | * Copyright (C) 2008 Analog Devices, Inc |
6 | * |
7 | * Enter bugs at http://blackfin.uclinux.org/ |
8 | * |
9 | * Licensed under the GPL-2 or later. |
10 | */ |
11 | |
12 | #ifndef __U_AUDIO_H |
13 | #define __U_AUDIO_H |
14 | |
15 | #include <linux/device.h> |
16 | #include <linux/err.h> |
17 | #include <linux/usb/audio.h> |
18 | #include <linux/usb/composite.h> |
19 | |
20 | #include <sound/core.h> |
21 | #include <sound/pcm.h> |
22 | #include <sound/pcm_params.h> |
23 | |
24 | #include "gadget_chips.h" |
25 | |
26 | /* |
27 | * This represents the USB side of an audio card device, managed by a USB |
28 | * function which provides control and stream interfaces. |
29 | */ |
30 | |
31 | struct gaudio_snd_dev { |
32 | struct gaudio *card; |
33 | struct file *filp; |
34 | struct snd_pcm_substream *substream; |
35 | int access; |
36 | int format; |
37 | int channels; |
38 | int rate; |
39 | }; |
40 | |
41 | struct gaudio { |
42 | struct usb_function func; |
43 | struct usb_gadget *gadget; |
44 | |
45 | /* ALSA sound device interfaces */ |
46 | struct gaudio_snd_dev control; |
47 | struct gaudio_snd_dev playback; |
48 | struct gaudio_snd_dev capture; |
49 | |
50 | /* TODO */ |
51 | }; |
52 | |
53 | int gaudio_setup(struct gaudio *card); |
54 | void gaudio_cleanup(void); |
55 | |
56 | #endif /* __U_AUDIO_H */ |
57 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9