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// SPDX-License-Identifier: GPL-2.0
/*
* u_hid.h
*
* Utility definitions for the hid function
*
* Copyright (c) 2014 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
*/
#ifndef U_HID_H
#define U_HID_H
#include <linux/usb/composite.h>
struct f_hid_opts {
struct usb_function_instance func_inst;
int minor;
unsigned char subclass;
unsigned char protocol;
unsigned short report_length;
unsigned short report_desc_length;
unsigned char *report_desc;
bool report_desc_alloc;
/*
* Protect the data form concurrent access by read/write
* and create symlink/remove symlink.
*/
struct mutex lock;
int refcnt;
};
int ghid_setup(struct usb_gadget *g, int count);
void ghid_cleanup(void);
#endif /* U_HID_H */
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