| 1 |
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| 2 | |
| 3 | * u_midi.h
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| 4 | *
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| 5 | * Utility definitions for the midi function
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| 6 | *
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| 7 | * Copyright (c) 2014 Samsung Electronics Co., Ltd.
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| 8 | * http://www.samsung.com
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| 9 | *
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| 10 | * Author: Andrzej Pietrasiewicz <[email protected]>
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| 11 |
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| 12 |
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| 13 | #ifndef U_MIDI_H
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| 14 | #define U_MIDI_H
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| 15 |
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| 16 | #include <linux/usb/composite.h>
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| 17 |
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| 18 | struct f_midi_opts {
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| 19 | struct usb_function_instance func_inst;
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| 20 | int index;
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| 21 | char *id;
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| 22 | char *interface_string;
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| 23 | unsigned int in_ports;
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| 24 | unsigned int out_ports;
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| 25 | unsigned int buflen;
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| 26 | unsigned int qlen;
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| 27 |
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| 28 | |
| 29 | * Protect the data form concurrent access by read/write
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| 30 | * and create symlink/remove symlink.
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| 31 |
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| 32 | struct mutex lock;
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| 33 | int refcnt;
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| 34 | };
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| 35 |
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| 36 | #endif
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| 37 |
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