[deliverable/linux.git] / drivers / isdn / hardware / eicon / diva_didd.c

/* $Id: diva_didd.c,v 1.13.6.4 2005/02/11 19:40:25 armin Exp $
 *
 * DIDD Interface module for Eicon active cards.
 *
 * Functions are in dadapter.c
 *
 * Copyright 2002-2003 by Armin Schindler (mac@melware.de)
 * Copyright 2002-2003 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 <linux/kernel.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <net/net_namespace.h>

#include "platform.h"
#include "di_defs.h"
#include "dadapter.h"
#include "divasync.h"
#include "did_vers.h"

static char *main_revision = "$Revision: 1.13.6.4 $";

static char *DRIVERNAME =
	"Eicon DIVA - DIDD table (http://www.melware.net)";
static char *DRIVERLNAME = "divadidd";
char *DRIVERRELEASE_DIDD = "2.0";

MODULE_DESCRIPTION("DIDD table driver for diva drivers");
MODULE_AUTHOR("Cytronics & Melware, Eicon Networks");
MODULE_SUPPORTED_DEVICE("Eicon diva drivers");
MODULE_LICENSE("GPL");

#define DBG_MINIMUM  (DL_LOG + DL_FTL + DL_ERR)
#define DBG_DEFAULT  (DBG_MINIMUM + DL_XLOG + DL_REG)

extern int diddfunc_init(void);
extern void diddfunc_finit(void);

extern void DIVA_DIDD_Read(void *, int);

static struct proc_dir_entry *proc_didd;
struct proc_dir_entry *proc_net_eicon = NULL;

EXPORT_SYMBOL(DIVA_DIDD_Read);
EXPORT_SYMBOL(proc_net_eicon);

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;
}

static int divadidd_proc_show(struct seq_file *m, void *v)
{
	char tmprev[32];

	strcpy(tmprev, main_revision);
	seq_printf(m, "%s\n", DRIVERNAME);
	seq_printf(m, "name     : %s\n", DRIVERLNAME);
	seq_printf(m, "release  : %s\n", DRIVERRELEASE_DIDD);
	seq_printf(m, "build    : %s(%s)\n",
		   diva_didd_common_code_build, DIVA_BUILD);
	seq_printf(m, "revision : %s\n", getrev(tmprev));

	return 0;
}

static int divadidd_proc_open(struct inode *inode, struct file *file)
{
	return single_open(file, divadidd_proc_show, NULL);
}

static const struct file_operations divadidd_proc_fops = {
	.owner		= THIS_MODULE,
	.open		= divadidd_proc_open,
	.read		= seq_read,
	.llseek		= seq_lseek,
	.release	= single_release,
};

static int __init create_proc(void)
{
	proc_net_eicon = proc_mkdir("eicon", init_net.proc_net);

	if (proc_net_eicon) {
		proc_didd = proc_create(DRIVERLNAME, S_IRUGO, proc_net_eicon,
					&divadidd_proc_fops);
		return (1);
	}
	return (0);
}

static void remove_proc(void)
{
	remove_proc_entry(DRIVERLNAME, proc_net_eicon);
	remove_proc_entry("eicon", init_net.proc_net);
}

static int __init divadidd_init(void)
{
	char tmprev[32];
	int ret = 0;

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

	if (!create_proc()) {
		printk(KERN_ERR "%s: could not create proc entry\n",
		       DRIVERLNAME);
		ret = -EIO;
		goto out;
	}

	if (!diddfunc_init()) {
		printk(KERN_ERR "%s: failed to connect to DIDD.\n",
		       DRIVERLNAME);
#ifdef MODULE
		remove_proc();
#endif
		ret = -EIO;
		goto out;
	}

out:
	return (ret);
}

static void __exit divadidd_exit(void)
{
	diddfunc_finit();
	remove_proc();
	printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
}

module_init(divadidd_init);
module_exit(divadidd_exit);
Commit	Line	Data
1da177e4 LT	1	/* $Id: diva_didd.c,v 1.13.6.4 2005/02/11 19:40:25 armin Exp $
	2	*
	3	* DIDD Interface module for Eicon active cards.
475be4d8 JP	4	*
	5	* Functions are in dadapter.c
	6	*
	7	* Copyright 2002-2003 by Armin Schindler (mac@melware.de)
1da177e4	8	* Copyright 2002-2003 Cytronics & Melware (info@melware.de)
475be4d8	9	*
1da177e4 LT	10	* This software may be used and distributed according to the terms
	11	* of the GNU General Public License, incorporated herein by reference.
	12	*/
	13
1da177e4 LT	14	#include <linux/module.h>
	15	#include <linux/init.h>
	16	#include <linux/kernel.h>
	17	#include <linux/proc_fs.h>
9a58a80a	18	#include <linux/seq_file.h>
457c4cbc	19	#include <net/net_namespace.h>
1da177e4 LT	20
	21	#include "platform.h"
	22	#include "di_defs.h"
	23	#include "dadapter.h"
	24	#include "divasync.h"
	25	#include "did_vers.h"
	26
	27	static char *main_revision = "$Revision: 1.13.6.4 $";
	28
	29	static char *DRIVERNAME =
475be4d8	30	"Eicon DIVA - DIDD table (http://www.melware.net)";
1da177e4 LT	31	static char *DRIVERLNAME = "divadidd";
	32	char *DRIVERRELEASE_DIDD = "2.0";
	33
1da177e4 LT	34	MODULE_DESCRIPTION("DIDD table driver for diva drivers");
	35	MODULE_AUTHOR("Cytronics & Melware, Eicon Networks");
	36	MODULE_SUPPORTED_DEVICE("Eicon diva drivers");
	37	MODULE_LICENSE("GPL");
	38
	39	#define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR)
	40	#define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG)
	41
	42	extern int diddfunc_init(void);
	43	extern void diddfunc_finit(void);
	44
	45	extern void DIVA_DIDD_Read(void *, int);
	46
	47	static struct proc_dir_entry *proc_didd;
	48	struct proc_dir_entry *proc_net_eicon = NULL;
	49
	50	EXPORT_SYMBOL(DIVA_DIDD_Read);
	51	EXPORT_SYMBOL(proc_net_eicon);
	52
	53	static char getrev(const char revision)
	54	{
	55	char *rev;
	56	char *p;
	57	if ((p = strchr(revision, ':'))) {
	58	rev = p + 2;
	59	p = strchr(rev, '$');
	60	*--p = 0;
	61	} else
	62	rev = "1.0";
	63	return rev;
	64	}
	65
9a58a80a	66	static int divadidd_proc_show(struct seq_file m, void v)
1da177e4	67	{
1da177e4 LT	68	char tmprev[32];
	69
	70	strcpy(tmprev, main_revision);
9a58a80a AD	71	seq_printf(m, "%s\n", DRIVERNAME);
	72	seq_printf(m, "name : %s\n", DRIVERLNAME);
	73	seq_printf(m, "release : %s\n", DRIVERRELEASE_DIDD);
	74	seq_printf(m, "build : %s(%s)\n",
475be4d8	75	diva_didd_common_code_build, DIVA_BUILD);
9a58a80a AD	76	seq_printf(m, "revision : %s\n", getrev(tmprev));
	77
	78	return 0;
1da177e4 LT	79	}
1da177e4 LT	80
9a58a80a AD	81	static int divadidd_proc_open(struct inode inode, struct file file)
	82	{
	83	return single_open(file, divadidd_proc_show, NULL);
	84	}
	85
	86	static const struct file_operations divadidd_proc_fops = {
	87	.owner = THIS_MODULE,
	88	.open = divadidd_proc_open,
	89	.read = seq_read,
	90	.llseek = seq_lseek,
	91	.release = single_release,
	92	};
	93
d7398892	94	static int __init create_proc(void)
1da177e4	95	{
457c4cbc	96	proc_net_eicon = proc_mkdir("eicon", init_net.proc_net);
1da177e4 LT	97
1da177e4 LT	98	if (proc_net_eicon) {
9a58a80a AD	99	proc_didd = proc_create(DRIVERLNAME, S_IRUGO, proc_net_eicon,
9a58a80a AD	100	&divadidd_proc_fops);
1da177e4 LT	101	return (1);
	102	}
	103	return (0);
	104	}
	105
162dd3b9	106	static void remove_proc(void)
1da177e4 LT	107	{
1da177e4 LT	108	remove_proc_entry(DRIVERLNAME, proc_net_eicon);
457c4cbc	109	remove_proc_entry("eicon", init_net.proc_net);
1da177e4 LT	110	}
1da177e4 LT	111
d7398892	112	static int __init divadidd_init(void)
1da177e4 LT	113	{
	114	char tmprev[32];
	115	int ret = 0;
	116
	117	printk(KERN_INFO "%s\n", DRIVERNAME);
	118	printk(KERN_INFO "%s: Rel:%s Rev:", DRIVERLNAME, DRIVERRELEASE_DIDD);
	119	strcpy(tmprev, main_revision);
	120	printk("%s Build:%s(%s)\n", getrev(tmprev),
	121	diva_didd_common_code_build, DIVA_BUILD);
	122
	123	if (!create_proc()) {
	124	printk(KERN_ERR "%s: could not create proc entry\n",
	125	DRIVERLNAME);
	126	ret = -EIO;
	127	goto out;
	128	}
	129
	130	if (!diddfunc_init()) {
	131	printk(KERN_ERR "%s: failed to connect to DIDD.\n",
	132	DRIVERLNAME);
	133	#ifdef MODULE
	134	remove_proc();
	135	#endif
	136	ret = -EIO;
	137	goto out;
	138	}
	139
475be4d8	140	out:
1da177e4 LT	141	return (ret);
	142	}
	143
d7398892	144	static void __exit divadidd_exit(void)
1da177e4 LT	145	{
	146	diddfunc_finit();
	147	remove_proc();
	148	printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
	149	}
	150
	151	module_init(divadidd_init);
	152	module_exit(divadidd_exit);