diff options
author | Takashi Iwai <tiwai@suse.de> | 2012-10-25 15:20:36 -0400 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-10-25 15:20:36 -0400 |
commit | c64064ce9376a404e0888ca4a2985c8a4c16cec3 (patch) | |
tree | f34d3b84ca970fdb381dad9a195c1367ce5d10f4 /include/uapi/linux/usb/midi.h | |
parent | 21b3de881b38a84002c07b1b4bfb91892644e83f (diff) | |
parent | 456ba5a7802e58eccb5aa9751b3ab515ef99b9ca (diff) |
Merge tag 'asoc-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.7
A couple of driver fixes, one that improves the interoperability of
WM8994 with controllers that are sensitive to extra BCLK cycles and some
build break fixes for ux500.
Diffstat (limited to 'include/uapi/linux/usb/midi.h')
-rw-r--r-- | include/uapi/linux/usb/midi.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/include/uapi/linux/usb/midi.h b/include/uapi/linux/usb/midi.h new file mode 100644 index 00000000000..c8c52e3c91d --- /dev/null +++ b/include/uapi/linux/usb/midi.h | |||
@@ -0,0 +1,112 @@ | |||
1 | /* | ||
2 | * <linux/usb/midi.h> -- USB MIDI definitions. | ||
3 | * | ||
4 | * Copyright (C) 2006 Thumtronics Pty Ltd. | ||
5 | * Developed for Thumtronics by Grey Innovation | ||
6 | * Ben Williamson <ben.williamson@greyinnovation.com> | ||
7 | * | ||
8 | * This software is distributed under the terms of the GNU General Public | ||
9 | * License ("GPL") version 2, as published by the Free Software Foundation. | ||
10 | * | ||
11 | * This file holds USB constants and structures defined | ||
12 | * by the USB Device Class Definition for MIDI Devices. | ||
13 | * Comments below reference relevant sections of that document: | ||
14 | * | ||
15 | * http://www.usb.org/developers/devclass_docs/midi10.pdf | ||
16 | */ | ||
17 | |||
18 | #ifndef __LINUX_USB_MIDI_H | ||
19 | #define __LINUX_USB_MIDI_H | ||
20 | |||
21 | #include <linux/types.h> | ||
22 | |||
23 | /* A.1 MS Class-Specific Interface Descriptor Subtypes */ | ||
24 | #define USB_MS_HEADER 0x01 | ||
25 | #define USB_MS_MIDI_IN_JACK 0x02 | ||
26 | #define USB_MS_MIDI_OUT_JACK 0x03 | ||
27 | #define USB_MS_ELEMENT 0x04 | ||
28 | |||
29 | /* A.2 MS Class-Specific Endpoint Descriptor Subtypes */ | ||
30 | #define USB_MS_GENERAL 0x01 | ||
31 | |||
32 | /* A.3 MS MIDI IN and OUT Jack Types */ | ||
33 | #define USB_MS_EMBEDDED 0x01 | ||
34 | #define USB_MS_EXTERNAL 0x02 | ||
35 | |||
36 | /* 6.1.2.1 Class-Specific MS Interface Header Descriptor */ | ||
37 | struct usb_ms_header_descriptor { | ||
38 | __u8 bLength; | ||
39 | __u8 bDescriptorType; | ||
40 | __u8 bDescriptorSubtype; | ||
41 | __le16 bcdMSC; | ||
42 | __le16 wTotalLength; | ||
43 | } __attribute__ ((packed)); | ||
44 | |||
45 | #define USB_DT_MS_HEADER_SIZE 7 | ||
46 | |||
47 | /* 6.1.2.2 MIDI IN Jack Descriptor */ | ||
48 | struct usb_midi_in_jack_descriptor { | ||
49 | __u8 bLength; | ||
50 | __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ | ||
51 | __u8 bDescriptorSubtype; /* USB_MS_MIDI_IN_JACK */ | ||
52 | __u8 bJackType; /* USB_MS_EMBEDDED/EXTERNAL */ | ||
53 | __u8 bJackID; | ||
54 | __u8 iJack; | ||
55 | } __attribute__ ((packed)); | ||
56 | |||
57 | #define USB_DT_MIDI_IN_SIZE 6 | ||
58 | |||
59 | struct usb_midi_source_pin { | ||
60 | __u8 baSourceID; | ||
61 | __u8 baSourcePin; | ||
62 | } __attribute__ ((packed)); | ||
63 | |||
64 | /* 6.1.2.3 MIDI OUT Jack Descriptor */ | ||
65 | struct usb_midi_out_jack_descriptor { | ||
66 | __u8 bLength; | ||
67 | __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ | ||
68 | __u8 bDescriptorSubtype; /* USB_MS_MIDI_OUT_JACK */ | ||
69 | __u8 bJackType; /* USB_MS_EMBEDDED/EXTERNAL */ | ||
70 | __u8 bJackID; | ||
71 | __u8 bNrInputPins; /* p */ | ||
72 | struct usb_midi_source_pin pins[]; /* [p] */ | ||
73 | /*__u8 iJack; -- omitted due to variable-sized pins[] */ | ||
74 | } __attribute__ ((packed)); | ||
75 | |||
76 | #define USB_DT_MIDI_OUT_SIZE(p) (7 + 2 * (p)) | ||
77 | |||
78 | /* As above, but more useful for defining your own descriptors: */ | ||
79 | #define DECLARE_USB_MIDI_OUT_JACK_DESCRIPTOR(p) \ | ||
80 | struct usb_midi_out_jack_descriptor_##p { \ | ||
81 | __u8 bLength; \ | ||
82 | __u8 bDescriptorType; \ | ||
83 | __u8 bDescriptorSubtype; \ | ||
84 | __u8 bJackType; \ | ||
85 | __u8 bJackID; \ | ||
86 | __u8 bNrInputPins; \ | ||
87 | struct usb_midi_source_pin pins[p]; \ | ||
88 | __u8 iJack; \ | ||
89 | } __attribute__ ((packed)) | ||
90 | |||
91 | /* 6.2.2 Class-Specific MS Bulk Data Endpoint Descriptor */ | ||
92 | struct usb_ms_endpoint_descriptor { | ||
93 | __u8 bLength; /* 4+n */ | ||
94 | __u8 bDescriptorType; /* USB_DT_CS_ENDPOINT */ | ||
95 | __u8 bDescriptorSubtype; /* USB_MS_GENERAL */ | ||
96 | __u8 bNumEmbMIDIJack; /* n */ | ||
97 | __u8 baAssocJackID[]; /* [n] */ | ||
98 | } __attribute__ ((packed)); | ||
99 | |||
100 | #define USB_DT_MS_ENDPOINT_SIZE(n) (4 + (n)) | ||
101 | |||
102 | /* As above, but more useful for defining your own descriptors: */ | ||
103 | #define DECLARE_USB_MS_ENDPOINT_DESCRIPTOR(n) \ | ||
104 | struct usb_ms_endpoint_descriptor_##n { \ | ||
105 | __u8 bLength; \ | ||
106 | __u8 bDescriptorType; \ | ||
107 | __u8 bDescriptorSubtype; \ | ||
108 | __u8 bNumEmbMIDIJack; \ | ||
109 | __u8 baAssocJackID[n]; \ | ||
110 | } __attribute__ ((packed)) | ||
111 | |||
112 | #endif /* __LINUX_USB_MIDI_H */ | ||