146 lines
3.3 KiB
C
146 lines
3.3 KiB
C
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/* $Id: capimain.c,v 1.24 2003/09/09 06:51:05 schindler Exp $
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*
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* ISDN interface module for Eicon active cards DIVA.
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* CAPI Interface
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*
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* Copyright 2000-2003 by Armin Schindler (mac@melware.de)
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* Copyright 2000-2003 Cytronics & Melware (info@melware.de)
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*
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <asm/uaccess.h>
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#include <linux/skbuff.h>
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#include "os_capi.h"
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#include "platform.h"
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#include "di_defs.h"
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#include "capi20.h"
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#include "divacapi.h"
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#include "cp_vers.h"
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#include "capifunc.h"
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static char *main_revision = "$Revision: 1.24 $";
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static char *DRIVERNAME =
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"Eicon DIVA - CAPI Interface driver (http://www.melware.net)";
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static char *DRIVERLNAME = "divacapi";
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MODULE_DESCRIPTION("CAPI driver for Eicon DIVA cards");
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MODULE_AUTHOR("Cytronics & Melware, Eicon Networks");
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MODULE_SUPPORTED_DEVICE("CAPI and DIVA card drivers");
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MODULE_LICENSE("GPL");
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/*
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* get revision number from revision string
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*/
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static char *getrev(const char *revision)
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{
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char *rev;
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char *p;
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if ((p = strchr(revision, ':'))) {
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rev = p + 2;
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p = strchr(rev, '$');
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*--p = 0;
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} else
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rev = "1.0";
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return rev;
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}
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/*
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* alloc a message buffer
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*/
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diva_os_message_buffer_s *diva_os_alloc_message_buffer(unsigned long size,
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void **data_buf)
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{
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diva_os_message_buffer_s *dmb = alloc_skb(size, GFP_ATOMIC);
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if (dmb) {
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*data_buf = skb_put(dmb, size);
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}
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return (dmb);
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}
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/*
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* free a message buffer
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*/
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void diva_os_free_message_buffer(diva_os_message_buffer_s * dmb)
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{
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kfree_skb(dmb);
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}
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/*
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* proc function for controller info
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*/
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static int diva_ctl_read_proc(char *page, char **start, off_t off,
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int count, int *eof, struct capi_ctr *ctrl)
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{
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diva_card *card = (diva_card *) ctrl->driverdata;
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int len = 0;
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len += sprintf(page + len, "%s\n", ctrl->name);
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len += sprintf(page + len, "Serial No. : %s\n", ctrl->serial);
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len += sprintf(page + len, "Id : %d\n", card->Id);
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len += sprintf(page + len, "Channels : %d\n", card->d.channels);
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if (off + count >= len)
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*eof = 1;
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if (len < off)
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return 0;
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*start = page + off;
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return ((count < len - off) ? count : len - off);
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}
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/*
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* set additional os settings in capi_ctr struct
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*/
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void diva_os_set_controller_struct(struct capi_ctr *ctrl)
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{
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ctrl->driver_name = DRIVERLNAME;
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ctrl->load_firmware = NULL;
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ctrl->reset_ctr = NULL;
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ctrl->ctr_read_proc = diva_ctl_read_proc;
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ctrl->owner = THIS_MODULE;
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}
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/*
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* module init
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*/
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static int DIVA_INIT_FUNCTION divacapi_init(void)
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{
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char tmprev[32];
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int ret = 0;
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sprintf(DRIVERRELEASE_CAPI, "%d.%d%s", DRRELMAJOR, DRRELMINOR,
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DRRELEXTRA);
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printk(KERN_INFO "%s\n", DRIVERNAME);
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printk(KERN_INFO "%s: Rel:%s Rev:", DRIVERLNAME, DRIVERRELEASE_CAPI);
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strcpy(tmprev, main_revision);
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printk("%s Build: %s(%s)\n", getrev(tmprev),
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diva_capi_common_code_build, DIVA_BUILD);
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if (!(init_capifunc())) {
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printk(KERN_ERR "%s: failed init capi_driver.\n",
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DRIVERLNAME);
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ret = -EIO;
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}
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return ret;
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}
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/*
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* module exit
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*/
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static void DIVA_EXIT_FUNCTION divacapi_exit(void)
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{
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finit_capifunc();
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printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
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}
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module_init(divacapi_init);
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module_exit(divacapi_exit);
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