drivers/usb/gadget/function/u_rndis.h

   1 /*
   2  * u_rndis.h
   3  *
   4  * Utility definitions for the subset function
   5  *
   6  * Copyright (c) 2013 Samsung Electronics Co., Ltd.
   7  *              http://www.samsung.com
   8  *
   9  * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  */
  15
  16 #ifndef U_RNDIS_H
  17 #define U_RNDIS_H
  18
  19 #include <linux/usb/composite.h>
  20
  21 struct f_rndis_opts {
  22         struct usb_function_instance    func_inst;
  23         u32                             vendor_id;
  24         const char                      *manufacturer;
  25         struct net_device               *net;
  26         bool                            bound;
  27         bool                            borrowed_net;
  28
  29         struct usb_os_desc              rndis_os_desc;
  30         char                            rndis_ext_compat_id[16];
  31
  32         /*
  33          * Read/write access to configfs attributes is handled by configfs.
  34          *
  35          * This is to protect the data from concurrent access by read/write
  36          * and create symlink/remove symlink.
  37          */
  38         struct mutex                    lock;
  39         int                             refcnt;
  40 };
  41
  42 int rndis_init(void);
  43 void rndis_exit(void);
  44 void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
  45
  46 #endif /* U_RNDIS_H */