162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * u_rndis.h 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Utility definitions for the subset 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_RNDIS_H 1462306a36Sopenharmony_ci#define U_RNDIS_H 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci#include <linux/usb/composite.h> 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_cistruct f_rndis_opts { 1962306a36Sopenharmony_ci struct usb_function_instance func_inst; 2062306a36Sopenharmony_ci u32 vendor_id; 2162306a36Sopenharmony_ci const char *manufacturer; 2262306a36Sopenharmony_ci struct net_device *net; 2362306a36Sopenharmony_ci bool bound; 2462306a36Sopenharmony_ci bool borrowed_net; 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci struct config_group *rndis_interf_group; 2762306a36Sopenharmony_ci struct usb_os_desc rndis_os_desc; 2862306a36Sopenharmony_ci char rndis_ext_compat_id[16]; 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci u8 class; 3162306a36Sopenharmony_ci u8 subclass; 3262306a36Sopenharmony_ci u8 protocol; 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ci /* 3562306a36Sopenharmony_ci * Read/write access to configfs attributes is handled by configfs. 3662306a36Sopenharmony_ci * 3762306a36Sopenharmony_ci * This is to protect the data from concurrent access by read/write 3862306a36Sopenharmony_ci * and create symlink/remove symlink. 3962306a36Sopenharmony_ci */ 4062306a36Sopenharmony_ci struct mutex lock; 4162306a36Sopenharmony_ci int refcnt; 4262306a36Sopenharmony_ci}; 4362306a36Sopenharmony_ci 4462306a36Sopenharmony_civoid rndis_borrow_net(struct usb_function_instance *f, struct net_device *net); 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ci#endif /* U_RNDIS_H */ 47