kernel-ark/drivers/usb/gadget/u_ncm.h
Andrzej Pietrasiewicz e730660378 usb: gadget: f_ncm: add configfs support
Add configfs support to the NCM function driver so
that we can, eventually, get rid of kernel-based
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 17:15:02 +03:00

37 lines
822 B
C

/*
* u_ncm.h
*
* Utility definitions for the ncm 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_NCM_H
#define U_NCM_H
#include <linux/usb/composite.h>
struct f_ncm_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_NCM_H */