aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/bcmdhd/include/proto/vlan.h
blob: 12044c2ed1fe5e3503c69fef01eb8ce58e565c6e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/*
 * 802.1Q VLAN protocol definitions
 *
 * Copyright (C) 1999-2014, Broadcom Corporation
 * 
 *      Unless you and Broadcom execute a separate written software license
 * agreement governing use of this software, this software is licensed to you
 * under the terms of the GNU General Public License version 2 (the "GPL"),
 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
 * following added to such license:
 * 
 *      As a special exception, the copyright holders of this software give you
 * permission to link this software with independent modules, and to copy and
 * distribute the resulting executable under terms of your choice, provided that
 * you also meet, for each linked independent module, the terms and conditions of
 * the license of that module.  An independent module is a module which is not
 * derived from this software.  The special exception does not apply to any
 * modifications of the software.
 * 
 *      Notwithstanding the above, under no circumstances may you combine this
 * software in any way with any other Broadcom software provided under a license
 * other than the GPL, without Broadcom's express prior written consent.
 *
 * $Id: vlan.h 346935 2012-07-25 00:24:55Z $
 */

#ifndef _vlan_h_
#define _vlan_h_

#ifndef _TYPEDEFS_H_
#include <typedefs.h>
#endif


#include <packed_section_start.h>

#define VLAN_VID_MASK		0xfff	
#define	VLAN_CFI_SHIFT		12	
#define VLAN_PRI_SHIFT		13	

#define VLAN_PRI_MASK		7	

#define	VLAN_TPID_OFFSET	12	
#define	VLAN_TCI_OFFSET		14	

#define	VLAN_TAG_LEN		4
#define	VLAN_TAG_OFFSET		(2 * ETHER_ADDR_LEN)	

#define VLAN_TPID		0x8100	

struct vlan_header {
	uint16	vlan_type;		
	uint16	vlan_tag;		
};

struct ethervlan_header {
	uint8	ether_dhost[ETHER_ADDR_LEN];
	uint8	ether_shost[ETHER_ADDR_LEN];
	uint16	vlan_type;		
	uint16	vlan_tag;		
	uint16	ether_type;
};

#define	ETHERVLAN_HDR_LEN	(ETHER_HDR_LEN + VLAN_TAG_LEN)



#include <packed_section_end.h>

#define ETHERVLAN_MOVE_HDR(d, s) \
do { \
	struct ethervlan_header t; \
	t = *(struct ethervlan_header *)(s); \
	*(struct ethervlan_header *)(d) = t; \
} while (0)

#endif