summaryrefslogtreecommitdiffstats
path: root/drivers/isdn/hardware/eicon/capimain.c
blob: 98fcdfc7ca555ca7440923e268b4f3cf24af0862 (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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
/* $Id: capimain.c,v 1.24 2003/09/09 06:51:05 schindler Exp $
 *
 * ISDN interface module for Eicon active cards DIVA.
 * CAPI Interface
 * 
 * Copyright 2000-2003 by Armin Schindler (mac@melware.de) 
 * Copyright 2000-2003 Cytronics & Melware (info@melware.de)
 * 
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 */

#include <linux/module.h>
#include <linux/init.h>
#include <asm/uaccess.h>
#include <linux/skbuff.h>

#include "os_capi.h"

#include "platform.h"
#include "di_defs.h"
#include "capi20.h"
#include "divacapi.h"
#include "cp_vers.h"
#include "capifunc.h"

static char *main_revision = "$Revision: 1.24 $";
static char *DRIVERNAME =
    "Eicon DIVA - CAPI Interface driver (http://www.melware.net)";
static char *DRIVERLNAME = "divacapi";

MODULE_DESCRIPTION("CAPI driver for Eicon DIVA cards");
MODULE_AUTHOR("Cytronics & Melware, Eicon Networks");
MODULE_SUPPORTED_DEVICE("CAPI and DIVA card drivers");
MODULE_LICENSE("GPL");

/*
 * get revision number from revision string
 */
static char *getrev(const char *revision)
{
	char *rev;
	char *p;
	if ((p = strchr(revision, ':'))) {
		rev = p + 2;
		p = strchr(rev, '$');
		*--p = 0;
	} else
		rev = "1.0";
	return rev;

}

/*
 * alloc a message buffer
 */
diva_os_message_buffer_s *diva_os_alloc_message_buffer(unsigned long size,
						       void **data_buf)
{
	diva_os_message_buffer_s *dmb = alloc_skb(size, GFP_ATOMIC);
	if (dmb) {
		*data_buf = skb_put(dmb, size);
	}
	return (dmb);
}

/*
 * free a message buffer
 */
void diva_os_free_message_buffer(diva_os_message_buffer_s * dmb)
{
	kfree_skb(dmb);
}

/*
 * proc function for controller info
 */
static int diva_ctl_read_proc(char *page, char **start, off_t off,
			      int count, int *eof, struct capi_ctr *ctrl)
{
	diva_card *card = (diva_card *) ctrl->driverdata;
	int len = 0;

	len += sprintf(page + len, "%s\n", ctrl->name);
	len += sprintf(page + len, "Serial No. : %s\n", ctrl->serial);
	len += sprintf(page + len, "Id         : %d\n", card->Id);
	len += sprintf(page + len, "Channels   : %d\n", card->d.channels);

	if (off + count >= len)
		*eof = 1;
	if (len < off)
		return 0;
	*start = page + off;
	return ((count < len - off) ? count : len - off);
}

/*
 * set additional os settings in capi_ctr struct
 */
void diva_os_set_controller_struct(struct capi_ctr *ctrl)
{
	ctrl->driver_name = DRIVERLNAME;
	ctrl->load_firmware = NULL;
	ctrl->reset_ctr = NULL;
	ctrl->ctr_read_proc = diva_ctl_read_proc;
	ctrl->owner = THIS_MODULE;
}

/*
 * module init
 */
static int DIVA_INIT_FUNCTION divacapi_init(void)
{
	char tmprev[32];
	int ret = 0;

	sprintf(DRIVERRELEASE_CAPI, "%d.%d%s", DRRELMAJOR, DRRELMINOR,
		DRRELEXTRA);

	printk(KERN_INFO "%s\n", DRIVERNAME);
	printk(KERN_INFO "%s: Rel:%s  Rev:", DRIVERLNAME, DRIVERRELEASE_CAPI);
	strcpy(tmprev, main_revision);
	printk("%s  Build: %s(%s)\n", getrev(tmprev),
	       diva_capi_common_code_build, DIVA_BUILD);

	if (!(init_capifunc())) {
		printk(KERN_ERR "%s: failed init capi_driver.\n",
		       DRIVERLNAME);
		ret = -EIO;
	}

	return ret;
}

/*
 * module exit
 */
static void DIVA_EXIT_FUNCTION divacapi_exit(void)
{
	finit_capifunc();
	printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
}

module_init(divacapi_init);
module_exit(divacapi_exit);
OpenPOWER on IntegriCloud