2005-04-16 16:20:36 -06:00
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/*
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* PCMCIA client driver for AVM A1 / Fritz!PCMCIA
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*
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* Author Carsten Paeth
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* Copyright 1998-2001 by Carsten Paeth <calle@calle.in-berlin.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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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/ptrace.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <asm/io.h>
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#include <asm/system.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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#include "hisax_cfg.h"
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MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for AVM A1/Fritz!PCMCIA cards");
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MODULE_AUTHOR("Carsten Paeth");
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MODULE_LICENSE("GPL");
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/*====================================================================*/
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/* Parameters that can be set with 'insmod' */
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static int isdnprot = 2;
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module_param(isdnprot, int, 0);
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/*====================================================================*/
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2010-03-25 06:05:31 -06:00
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static int avma1cs_config(struct pcmcia_device *link) __devinit ;
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2006-03-31 08:21:06 -07:00
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static void avma1cs_release(struct pcmcia_device *link);
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2010-03-25 06:05:31 -06:00
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static void avma1cs_detach(struct pcmcia_device *p_dev) __devexit ;
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2005-04-16 16:20:36 -06:00
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2010-03-25 06:05:31 -06:00
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static int __devinit avma1cs_probe(struct pcmcia_device *p_dev)
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2005-04-16 16:20:36 -06:00
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{
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2009-10-24 07:50:13 -06:00
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dev_dbg(&p_dev->dev, "avma1cs_attach()\n");
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2005-04-16 16:20:36 -06:00
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/* General socket configuration */
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2010-07-30 05:13:46 -06:00
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p_dev->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
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2010-07-29 10:35:47 -06:00
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p_dev->config_index = 1;
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p_dev->config_regs = PRESENT_OPTION;
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2005-11-14 13:25:51 -07:00
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2006-03-31 08:26:06 -07:00
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return avma1cs_config(p_dev);
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2005-04-16 16:20:36 -06:00
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} /* avma1cs_attach */
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2010-03-25 06:05:31 -06:00
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static void __devexit avma1cs_detach(struct pcmcia_device *link)
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2005-04-16 16:20:36 -06:00
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{
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2009-10-24 07:50:13 -06:00
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dev_dbg(&link->dev, "avma1cs_detach(0x%p)\n", link);
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2006-03-01 16:09:29 -07:00
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avma1cs_release(link);
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kfree(link->priv);
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2005-04-16 16:20:36 -06:00
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} /* avma1cs_detach */
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2010-07-30 05:13:46 -06:00
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static int avma1cs_configcheck(struct pcmcia_device *p_dev, void *priv_data)
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2005-04-16 16:20:36 -06:00
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{
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2010-07-30 05:13:46 -06:00
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p_dev->resource[0]->end = 16;
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p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
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p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
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2010-07-24 09:23:51 -06:00
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p_dev->io_lines = 5;
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2010-07-30 05:13:46 -06:00
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2010-07-24 09:23:51 -06:00
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return pcmcia_request_io(p_dev);
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2005-04-16 16:20:36 -06:00
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}
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2010-03-25 06:05:31 -06:00
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static int __devinit avma1cs_config(struct pcmcia_device *link)
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2005-04-16 16:20:36 -06:00
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{
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2010-03-07 04:21:16 -07:00
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int i = -1;
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2005-04-16 16:20:36 -06:00
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char devname[128];
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IsdnCard_t icard;
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int busy = 0;
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2006-03-31 08:21:06 -07:00
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2009-10-24 07:50:13 -06:00
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dev_dbg(&link->dev, "avma1cs_config(0x%p)\n", link);
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2005-04-16 16:20:36 -06:00
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2008-07-29 00:38:55 -06:00
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devname[0] = 0;
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if (link->prod_id[1])
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strlcpy(devname, link->prod_id[1], sizeof(devname));
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2006-06-04 10:06:13 -06:00
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2008-07-29 00:38:55 -06:00
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if (pcmcia_loop_config(link, avma1cs_configcheck, NULL))
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return -ENODEV;
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2005-04-16 16:20:36 -06:00
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2008-07-29 00:38:55 -06:00
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do {
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2005-04-16 16:20:36 -06:00
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/*
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* allocate an interrupt line
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*/
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2010-03-07 04:21:16 -07:00
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if (!link->irq) {
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2006-01-15 02:05:19 -07:00
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/* undo */
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2006-03-31 08:21:06 -07:00
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pcmcia_disable_device(link);
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2005-04-16 16:20:36 -06:00
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break;
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}
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2006-01-15 02:05:19 -07:00
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2005-04-16 16:20:36 -06:00
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/*
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* configure the PCMCIA socket
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*/
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2010-07-29 11:27:09 -06:00
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i = pcmcia_enable_device(link);
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2008-08-03 02:07:45 -06:00
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if (i != 0) {
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2006-03-31 08:21:06 -07:00
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pcmcia_disable_device(link);
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2005-04-16 16:20:36 -06:00
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break;
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}
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} while (0);
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/* If any step failed, release any partially configured state */
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if (i != 0) {
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avma1cs_release(link);
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2006-03-31 08:26:06 -07:00
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return -ENODEV;
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2005-04-16 16:20:36 -06:00
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}
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2010-03-07 04:21:16 -07:00
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icard.para[0] = link->irq;
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2010-07-24 07:58:54 -06:00
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icard.para[1] = link->resource[0]->start;
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2005-04-16 16:20:36 -06:00
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icard.protocol = isdnprot;
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icard.typ = ISDN_CTYPE_A1_PCMCIA;
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i = hisax_init_pcmcia(link, &busy, &icard);
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if (i < 0) {
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2010-07-24 07:58:54 -06:00
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printk(KERN_ERR "avma1_cs: failed to initialize AVM A1 "
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"PCMCIA %d at i/o %#x\n", i,
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(unsigned int) link->resource[0]->start);
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2005-04-16 16:20:36 -06:00
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avma1cs_release(link);
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2006-03-31 08:26:06 -07:00
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return -ENODEV;
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2005-04-16 16:20:36 -06:00
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}
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2010-03-20 12:43:26 -06:00
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link->priv = (void *) (unsigned long) i;
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2005-04-16 16:20:36 -06:00
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2006-03-31 08:26:06 -07:00
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return 0;
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2005-04-16 16:20:36 -06:00
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} /* avma1cs_config */
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2006-03-31 08:21:06 -07:00
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static void avma1cs_release(struct pcmcia_device *link)
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2005-04-16 16:20:36 -06:00
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{
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2010-03-20 12:43:26 -06:00
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unsigned long minor = (unsigned long) link->priv;
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2005-04-16 16:20:36 -06:00
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2009-10-24 07:50:13 -06:00
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dev_dbg(&link->dev, "avma1cs_release(0x%p)\n", link);
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2005-04-16 16:20:36 -06:00
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2006-01-15 01:32:39 -07:00
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/* now unregister function with hisax */
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2010-03-20 12:43:26 -06:00
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HiSax_closecard(minor);
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2005-04-16 16:20:36 -06:00
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2006-03-31 08:21:06 -07:00
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pcmcia_disable_device(link);
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2005-04-16 16:20:36 -06:00
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} /* avma1cs_release */
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2005-06-27 17:28:34 -06:00
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static struct pcmcia_device_id avma1cs_ids[] = {
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PCMCIA_DEVICE_PROD_ID12("AVM", "ISDN A", 0x95d42008, 0xadc9d4bb),
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PCMCIA_DEVICE_PROD_ID12("ISDN", "CARD", 0x8d9761c8, 0x01c5aa7b),
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PCMCIA_DEVICE_NULL
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};
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MODULE_DEVICE_TABLE(pcmcia, avma1cs_ids);
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2005-04-16 16:20:36 -06:00
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static struct pcmcia_driver avma1cs_driver = {
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.owner = THIS_MODULE,
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2010-08-08 03:36:26 -06:00
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.name = "avma1_cs",
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2006-03-31 08:26:06 -07:00
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.probe = avma1cs_probe,
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2010-03-25 06:05:31 -06:00
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.remove = __devexit_p(avma1cs_detach),
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2005-06-27 17:28:34 -06:00
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.id_table = avma1cs_ids,
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2005-04-16 16:20:36 -06:00
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};
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2006-03-01 16:02:33 -07:00
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2005-04-16 16:20:36 -06:00
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static int __init init_avma1_cs(void)
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{
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2010-08-08 04:27:40 -06:00
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return pcmcia_register_driver(&avma1cs_driver);
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2005-04-16 16:20:36 -06:00
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}
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static void __exit exit_avma1_cs(void)
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{
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pcmcia_unregister_driver(&avma1cs_driver);
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}
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module_init(init_avma1_cs);
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module_exit(exit_avma1_cs);
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