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linux-next/drivers/usb/gadget/u_gether.h
Andrzej Pietrasiewicz 02832e56f8 usb: gadget: f_subset: add configfs support
f_subset learns about configfs so we can, eventually,
remove in-kernel gadget drivers.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2013-06-10 17:58:08 +03:00

37 lines
840 B
C

/*
* u_gether.h
*
* Utility definitions for the subset function
*
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef U_GETHER_H
#define U_GETHER_H
#include <linux/usb/composite.h>
struct f_gether_opts {
struct usb_function_instance func_inst;
struct net_device *net;
bool bound;
/*
* Read/write access to configfs attributes is handled by configfs.
*
* This is to protect the data from concurrent access by read/write
* and create symlink/remove symlink.
*/
struct mutex lock;
int refcnt;
};
#endif /* U_GETHER_H */