62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* u_rndis.h
|
|
*
|
|
* Utility definitions for the subset function
|
|
*
|
|
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
*
|
|
* Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
|
|
*/
|
|
|
|
#ifndef U_RNDIS_H
|
|
#define U_RNDIS_H
|
|
|
|
#include <linux/usb/composite.h>
|
|
|
|
/**
|
|
* struct f_rndis_opts - RNDIS function options
|
|
* @func_inst: USB function instance.
|
|
* @vendor_id: Vendor ID.
|
|
* @manufacturer: Manufacturer string.
|
|
* @net: The net_device associated with the RNDIS function.
|
|
* @bind_count: Tracks the number of configurations the RNDIS function is
|
|
* bound to, preventing double-registration of the @net device.
|
|
* @borrowed_net: True if the net_device is shared and pre-registered during
|
|
* the legacy composite driver's bind phase (e.g., multi.c).
|
|
* If false, the RNDIS function will register the net_device
|
|
* during its own bind phase.
|
|
* @rndis_interf_group: ConfigFS group for RNDIS interface.
|
|
* @rndis_os_desc: USB OS descriptor for RNDIS.
|
|
* @rndis_ext_compat_id: Extended compatibility ID.
|
|
* @class: USB class.
|
|
* @subclass: USB subclass.
|
|
* @protocol: USB protocol.
|
|
* @lock: Protects the data from concurrent access by configfs read/write
|
|
* and create symlink/remove symlink operations.
|
|
* @refcnt: Reference counter for the function instance.
|
|
*/
|
|
struct f_rndis_opts {
|
|
struct usb_function_instance func_inst;
|
|
u32 vendor_id;
|
|
const char *manufacturer;
|
|
struct net_device *net;
|
|
int bind_count;
|
|
bool borrowed_net;
|
|
|
|
struct config_group *rndis_interf_group;
|
|
struct usb_os_desc rndis_os_desc;
|
|
char rndis_ext_compat_id[16];
|
|
|
|
u8 class;
|
|
u8 subclass;
|
|
u8 protocol;
|
|
struct mutex lock;
|
|
int refcnt;
|
|
};
|
|
|
|
void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
|
|
|
|
#endif /* U_RNDIS_H */
|