43 lines
972 B
C
43 lines
972 B
C
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/*
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* u_hid.h
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*
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* Utility definitions for the hid function
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*
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* Copyright (c) 2014 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef U_HID_H
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#define U_HID_H
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#include <linux/usb/composite.h>
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struct f_hid_opts {
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struct usb_function_instance func_inst;
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int minor;
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unsigned char subclass;
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unsigned char protocol;
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unsigned short report_length;
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unsigned short report_desc_length;
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unsigned char *report_desc;
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bool report_desc_alloc;
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/*
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* Protect the data form concurrent access by read/write
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* and create symlink/remove symlink.
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*/
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struct mutex lock;
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int refcnt;
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};
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int ghid_setup(struct usb_gadget *g, int count);
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void ghid_cleanup(void);
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#endif /* U_HID_H */
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