[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 <andrzejtp2010@gmail.com>
 */

#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
2e759738	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	*
1b4a3b51	10	* Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
fee562a6 AP	11	*/
	12
	13	#ifndef U_ECM_H
	14	#define U_ECM_H
	15
	16	#include <linux/usb/composite.h>
	17
	18	struct f_ecm_opts {
	19	struct usb_function_instance func_inst;
	20	struct net_device *net;
	21	bool bound;
da92801c AP	22
	23	/*
	24	* Read/write access to configfs attributes is handled by configfs.
	25	*
	26	* This is to protect the data from concurrent access by read/write
	27	* and create symlink/remove symlink.
	28	*/
	29	struct mutex lock;
	30	int refcnt;
fee562a6 AP	31	};
	32
	33	#endif /* U_ECM_H */