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/* $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 "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
proc_read(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
int len = 0;
char tmprev[32];
strcpy(tmprev, main_revision);
len += sprintf(page + len, "%s\n", DRIVERNAME);
len += sprintf(page + len, "name : %s\n", DRIVERLNAME);
len += sprintf(page + len, "release : %s\n", DRIVERRELEASE_DIDD);
len += sprintf(page + len, "build : %s(%s)\n",
diva_didd_common_code_build, DIVA_BUILD);
len += sprintf(page + len, "revision : %s\n", getrev(tmprev));
if (off + count >= len)
*eof = 1;
if (len < off)
return 0;
*start = page + off;
return ((count < len - off) ? count : len - off);
}
static int DIVA_INIT_FUNCTION create_proc(void)
{
proc_net_eicon = proc_mkdir("net/eicon", NULL);
if (proc_net_eicon) {
if ((proc_didd =
create_proc_entry(DRIVERLNAME, S_IFREG | S_IRUGO,
proc_net_eicon))) {
proc_didd->read_proc = proc_read;
}
return (1);
}
return (0);
}
static void remove_proc(void)
{
remove_proc_entry(DRIVERLNAME, proc_net_eicon);
remove_proc_entry("net/eicon", NULL);
}
static int DIVA_INIT_FUNCTION 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 DIVA_EXIT_FUNCTION divadidd_exit(void)
{
diddfunc_finit();
remove_proc();
printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
}
module_init(divadidd_init);
module_exit(divadidd_exit);
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