[mirror_ubuntu-jammy-kernel.git] / drivers / usb / gadget / function / u_ecm.h

// SPDX-License-Identifier: GPL-2.0
/*
 * u_ecm.h
 *
 * Utility definitions for the ecm 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_ECM_H
#define U_ECM_H

#include <linux/usb/composite.h>

struct f_ecm_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_ECM_H */
Commit	Line	Data
5fd54ace	1	// SPDX-License-Identifier: GPL-2.0
fee562a6 AP	2	/*
	3	* u_ecm.h
	4	*
	5	* Utility definitions for the ecm function
	6	*
	7	* Copyright (c) 2013 Samsung Electronics Co., Ltd.
	8	* http://www.samsung.com
	9	*
	10	* Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
	11	*
	12	* This program is free software; you can redistribute it and/or modify
	13	* it under the terms of the GNU General Public License version 2 as
	14	* published by the Free Software Foundation.
	15	*/
	16
	17	#ifndef U_ECM_H
	18	#define U_ECM_H
	19
	20	#include <linux/usb/composite.h>
	21
	22	struct f_ecm_opts {
	23	struct usb_function_instance func_inst;
	24	struct net_device *net;
	25	bool bound;
da92801c AP	26
	27	/*
	28	* Read/write access to configfs attributes is handled by configfs.
	29	*
	30	* This is to protect the data from concurrent access by read/write
	31	* and create symlink/remove symlink.
	32	*/
	33	struct mutex lock;
	34	int refcnt;
fee562a6 AP	35	};
	36
	37	#endif /* U_ECM_H */