diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/diva_didd.c')
| -rw-r--r-- | drivers/isdn/hardware/eicon/diva_didd.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/diva_didd.c b/drivers/isdn/hardware/eicon/diva_didd.c new file mode 100644 index 000000000000..7fdf8ae5be52 --- /dev/null +++ b/drivers/isdn/hardware/eicon/diva_didd.c @@ -0,0 +1,151 @@ +/* $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/config.h> +#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 $"; + +static char *DRIVERNAME = + "Eicon DIVA - DIDD table (http://www.melware.net)"; +static char *DRIVERLNAME = "divadidd"; +char *DRIVERRELEASE_DIDD = "2.0"; + +static char *main_proc_dir = "eicon"; + +MODULE_DESCRIPTION("DIDD table driver for diva drivers"); +MODULE_AUTHOR("Cytronics & Melware, Eicon Networks"); +MODULE_SUPPORTED_DEVICE("Eicon diva drivers"); +MODULE_LICENSE("GPL"); + +#define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR) +#define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG) + +extern int diddfunc_init(void); +extern void diddfunc_finit(void); + +extern void DIVA_DIDD_Read(void *, int); + +static struct proc_dir_entry *proc_didd; +struct proc_dir_entry *proc_net_eicon = NULL; + +EXPORT_SYMBOL(DIVA_DIDD_Read); +EXPORT_SYMBOL(proc_net_eicon); + +static char *getrev(const char *revision) +{ + char *rev; + char *p; + if ((p = strchr(revision, ':'))) { + rev = p + 2; + p = strchr(rev, '$'); + *--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 = create_proc_entry(main_proc_dir, S_IFDIR, proc_net); + + 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 DIVA_EXIT_FUNCTION remove_proc(void) +{ + remove_proc_entry(DRIVERLNAME, proc_net_eicon); + remove_proc_entry(main_proc_dir, proc_net); +} + +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); |