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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/*
3 * hdlcdrv.h -- HDLC packet radio network driver.
4 * The Linux soundcard driver for 1200 baud and 9600 baud packet radio
5 * (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA
6 */
7
8#ifndef _HDLCDRV_H
9#define _HDLCDRV_H
10
11/* -------------------------------------------------------------------- */
12/*
13 * structs for the IOCTL commands
14 */
15
16struct hdlcdrv_params {
17 int iobase;
18 int irq;
19 int dma;
20 int dma2;
21 int seriobase;
22 int pariobase;
23 int midiiobase;
24};
25
26struct hdlcdrv_channel_params {
27 int tx_delay; /* the transmitter keyup delay in 10ms units */
28 int tx_tail; /* the transmitter keyoff delay in 10ms units */
29 int slottime; /* the slottime in 10ms; usually 10 = 100ms */
30 int ppersist; /* the p-persistence 0..255 */
31 int fulldup; /* some driver do not support full duplex, setting */
32 /* this just makes them send even if DCD is on */
33};
34
35struct hdlcdrv_old_channel_state {
36 int ptt;
37 int dcd;
38 int ptt_keyed;
39};
40
41struct hdlcdrv_channel_state {
42 int ptt;
43 int dcd;
44 int ptt_keyed;
45 unsigned long tx_packets;
46 unsigned long tx_errors;
47 unsigned long rx_packets;
48 unsigned long rx_errors;
49};
50
51struct hdlcdrv_ioctl {
52 int cmd;
53 union {
54 struct hdlcdrv_params mp;
55 struct hdlcdrv_channel_params cp;
56 struct hdlcdrv_channel_state cs;
57 struct hdlcdrv_old_channel_state ocs;
58 unsigned int calibrate;
59 unsigned char bits;
60 char modename[128];
61 char drivername[32];
62 } data;
63};
64
65/* -------------------------------------------------------------------- */
66
67/*
68 * ioctl values
69 */
70#define HDLCDRVCTL_GETMODEMPAR 0
71#define HDLCDRVCTL_SETMODEMPAR 1
72#define HDLCDRVCTL_MODEMPARMASK 2 /* not handled by hdlcdrv */
73#define HDLCDRVCTL_GETCHANNELPAR 10
74#define HDLCDRVCTL_SETCHANNELPAR 11
75#define HDLCDRVCTL_OLDGETSTAT 20
76#define HDLCDRVCTL_CALIBRATE 21
77#define HDLCDRVCTL_GETSTAT 22
78
79/*
80 * these are mainly for debugging purposes
81 */
82#define HDLCDRVCTL_GETSAMPLES 30
83#define HDLCDRVCTL_GETBITS 31
84
85/*
86 * not handled by hdlcdrv, but by its depending drivers
87 */
88#define HDLCDRVCTL_GETMODE 40
89#define HDLCDRVCTL_SETMODE 41
90#define HDLCDRVCTL_MODELIST 42
91#define HDLCDRVCTL_DRIVERNAME 43
92
93/*
94 * mask of needed modem parameters, returned by HDLCDRVCTL_MODEMPARMASK
95 */
96#define HDLCDRV_PARMASK_IOBASE (1<<0)
97#define HDLCDRV_PARMASK_IRQ (1<<1)
98#define HDLCDRV_PARMASK_DMA (1<<2)
99#define HDLCDRV_PARMASK_DMA2 (1<<3)
100#define HDLCDRV_PARMASK_SERIOBASE (1<<4)
101#define HDLCDRV_PARMASK_PARIOBASE (1<<5)
102#define HDLCDRV_PARMASK_MIDIIOBASE (1<<6)
103
104/* -------------------------------------------------------------------- */
105
106
107/* -------------------------------------------------------------------- */
108
109#endif /* _HDLCDRV_H */
110
111/* -------------------------------------------------------------------- */