162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * u_ecm.h
462306a36Sopenharmony_ci *
562306a36Sopenharmony_ci * Utility definitions for the ecm function
662306a36Sopenharmony_ci *
762306a36Sopenharmony_ci * Copyright (c) 2013 Samsung Electronics Co., Ltd.
862306a36Sopenharmony_ci *		http://www.samsung.com
962306a36Sopenharmony_ci *
1062306a36Sopenharmony_ci * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
1162306a36Sopenharmony_ci */
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_ci#ifndef U_ECM_H
1462306a36Sopenharmony_ci#define U_ECM_H
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_ci#include <linux/usb/composite.h>
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_cistruct f_ecm_opts {
1962306a36Sopenharmony_ci	struct usb_function_instance	func_inst;
2062306a36Sopenharmony_ci	struct net_device		*net;
2162306a36Sopenharmony_ci	bool				bound;
2262306a36Sopenharmony_ci
2362306a36Sopenharmony_ci	/*
2462306a36Sopenharmony_ci	 * Read/write access to configfs attributes is handled by configfs.
2562306a36Sopenharmony_ci	 *
2662306a36Sopenharmony_ci	 * This is to protect the data from concurrent access by read/write
2762306a36Sopenharmony_ci	 * and create symlink/remove symlink.
2862306a36Sopenharmony_ci	 */
2962306a36Sopenharmony_ci	struct mutex			lock;
3062306a36Sopenharmony_ci	int				refcnt;
3162306a36Sopenharmony_ci};
3262306a36Sopenharmony_ci
3362306a36Sopenharmony_ci#endif /* U_ECM_H */
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