1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2/*
3 * DLCI/FRAD	Definitions for Frame Relay Access Devices.  DLCI devices are
4 *		created for each DLCI associated with a FRAD.  The FRAD driver
5 *		is not truly a network device, but the lower level device
6 *		handler.  This allows other FRAD manufacturers to use the DLCI
7 *		code, including its RFC1490 encapsulation alongside the current
8 *		implementation for the Sangoma cards.
9 *
10 * Version:	@(#)if_ifrad.h	0.15	31 Mar 96
11 *
12 * Author:	Mike McLagan <mike.mclagan@linux.org>
13 *
14 * Changes:
15 *		0.15	Mike McLagan	changed structure defs (packed)
16 *					re-arranged flags
17 *					added DLCI_RET vars
18 *
19 *		This program is free software; you can redistribute it and/or
20 *		modify it under the terms of the GNU General Public License
21 *		as published by the Free Software Foundation; either version
22 *		2 of the License, or (at your option) any later version.
23 */
24
25#ifndef _UAPI_FRAD_H_
26#define _UAPI_FRAD_H_
27
28#include <linux/if.h>
29
30/* Structures and constants associated with the DLCI device driver */
31
32struct dlci_add
33{
34   char  devname[IFNAMSIZ];
35   short dlci;
36};
37
38#define DLCI_GET_CONF	(SIOCDEVPRIVATE + 2)
39#define DLCI_SET_CONF	(SIOCDEVPRIVATE + 3)
40
41/*
42 * These are related to the Sangoma SDLA and should remain in order.
43 * Code within the SDLA module is based on the specifics of this
44 * structure.  Change at your own peril.
45 */
46struct dlci_conf {
47   short flags;
48   short CIR_fwd;
49   short Bc_fwd;
50   short Be_fwd;
51   short CIR_bwd;
52   short Bc_bwd;
53   short Be_bwd;
54
55/* these are part of the status read */
56   short Tc_fwd;
57   short Tc_bwd;
58   short Tf_max;
59   short Tb_max;
60
61/* add any new fields here above is a mirror of sdla_dlci_conf */
62};
63
64#define DLCI_GET_SLAVE	(SIOCDEVPRIVATE + 4)
65
66/* configuration flags for DLCI */
67#define DLCI_IGNORE_CIR_OUT	0x0001
68#define DLCI_ACCOUNT_CIR_IN	0x0002
69#define DLCI_BUFFER_IF		0x0008
70
71#define DLCI_VALID_FLAGS	0x000B
72
73/* defines for the actual Frame Relay hardware */
74#define FRAD_GET_CONF	(SIOCDEVPRIVATE)
75#define FRAD_SET_CONF	(SIOCDEVPRIVATE + 1)
76
77#define FRAD_LAST_IOCTL	FRAD_SET_CONF
78
79/*
80 * Based on the setup for the Sangoma SDLA.  If changes are
81 * necessary to this structure, a routine will need to be
82 * added to that module to copy fields.
83 */
84struct frad_conf
85{
86   short station;
87   short flags;
88   short kbaud;
89   short clocking;
90   short mtu;
91   short T391;
92   short T392;
93   short N391;
94   short N392;
95   short N393;
96   short CIR_fwd;
97   short Bc_fwd;
98   short Be_fwd;
99   short CIR_bwd;
100   short Bc_bwd;
101   short Be_bwd;
102
103/* Add new fields here, above is a mirror of the sdla_conf */
104
105};
106
107#define FRAD_STATION_CPE	0x0000
108#define FRAD_STATION_NODE	0x0001
109
110#define FRAD_TX_IGNORE_CIR	0x0001
111#define FRAD_RX_ACCOUNT_CIR	0x0002
112#define FRAD_DROP_ABORTED	0x0004
113#define FRAD_BUFFERIF		0x0008
114#define FRAD_STATS		0x0010
115#define FRAD_MCI		0x0100
116#define FRAD_AUTODLCI		0x8000
117#define FRAD_VALID_FLAGS	0x811F
118
119#define FRAD_CLOCK_INT		0x0001
120#define FRAD_CLOCK_EXT		0x0000
121
122
123#endif /* _UAPI_FRAD_H_ */
124