LXR linux/drivers/usb/gadget/function/u

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * u_rndis.h
   4 *
   5 * Utility definitions for the subset function
   6 *
   7 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
   8 *              http://www.samsung.com
   9 *
  10 * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
  11 */
  12
  13#ifndef U_RNDIS_H
  14#define U_RNDIS_H
  15
  16#include <linux/usb/composite.h>
  17
  18struct f_rndis_opts {
  19        struct usb_function_instance    func_inst;
  20        u32                             vendor_id;
  21        const char                      *manufacturer;
  22        struct net_device               *net;
  23        bool                            bound;
  24        bool                            borrowed_net;
  25
  26        struct config_group             *rndis_interf_group;
  27        struct usb_os_desc              rndis_os_desc;
  28        char                            rndis_ext_compat_id[16];
  29
  30        u8                              class;
  31        u8                              subclass;
  32        u8                              protocol;
  33
  34        /*
  35         * Read/write access to configfs attributes is handled by configfs.
  36         *
  37         * This is to protect the data from concurrent access by read/write
  38         * and create symlink/remove symlink.
  39         */
  40        struct mutex                    lock;
  41        int                             refcnt;
  42};
  43
  44void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
  45
  46#endif /* U_RNDIS_H */
  47