210 строки
6.1 KiB
C
210 строки
6.1 KiB
C
/*======================================================================
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A Sedlbauer PCMCIA client driver
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This driver is for the Sedlbauer Speed Star and Speed Star II,
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which are ISDN PCMCIA Cards.
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The initial developer of the original code is David A. Hinds
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<dahinds@users.sourceforge.net>. Portions created by David A. Hinds
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are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
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Modifications from dummy_cs.c are Copyright (C) 1999-2001 Marcus Niemann
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<maniemann@users.sourceforge.net>. All Rights Reserved.
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Alternatively, the contents of this file may be used under the
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terms of the GNU General Public License version 2 (the "GPL"), in
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which case the provisions of the GPL are applicable instead of the
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above. If you wish to allow the use of your version of this file
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only under the terms of the GPL and not to allow others to use
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your version of this file under the MPL, indicate your decision
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by deleting the provisions above and replace them with the notice
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and other provisions required by the GPL. If you do not delete
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the provisions above, a recipient may use your version of this
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file under either the MPL or the GPL.
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======================================================================*/
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#include <linux/kernel.h>
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#include <linux/module.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 <linux/timer.h>
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#include <linux/ioport.h>
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#include <asm/io.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/cisreg.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 Sedlbauer cards");
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MODULE_AUTHOR("Marcus Niemann");
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MODULE_LICENSE("Dual MPL/GPL");
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/*====================================================================*/
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/* Parameters that can be set with 'insmod' */
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static int protocol = 2; /* EURO-ISDN Default */
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module_param(protocol, int, 0);
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static int sedlbauer_config(struct pcmcia_device *link);
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static void sedlbauer_release(struct pcmcia_device *link);
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static void sedlbauer_detach(struct pcmcia_device *p_dev);
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typedef struct local_info_t {
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struct pcmcia_device *p_dev;
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int stop;
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int cardnr;
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} local_info_t;
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static int sedlbauer_probe(struct pcmcia_device *link)
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{
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local_info_t *local;
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dev_dbg(&link->dev, "sedlbauer_attach()\n");
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/* Allocate space for private device-specific data */
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local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
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if (!local) return -ENOMEM;
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local->cardnr = -1;
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local->p_dev = link;
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link->priv = local;
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return sedlbauer_config(link);
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} /* sedlbauer_attach */
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static void sedlbauer_detach(struct pcmcia_device *link)
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{
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dev_dbg(&link->dev, "sedlbauer_detach(0x%p)\n", link);
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((local_info_t *)link->priv)->stop = 1;
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sedlbauer_release(link);
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/* This points to the parent local_info_t struct */
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kfree(link->priv);
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} /* sedlbauer_detach */
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static int sedlbauer_config_check(struct pcmcia_device *p_dev, void *priv_data)
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{
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if (p_dev->config_index == 0)
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return -EINVAL;
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p_dev->io_lines = 3;
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return pcmcia_request_io(p_dev);
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}
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static int sedlbauer_config(struct pcmcia_device *link)
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{
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int ret;
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IsdnCard_t icard;
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dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link);
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link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC |
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CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO;
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ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL);
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if (ret)
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goto failed;
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ret = pcmcia_enable_device(link);
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if (ret)
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goto failed;
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icard.para[0] = link->irq;
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icard.para[1] = link->resource[0]->start;
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icard.protocol = protocol;
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icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA;
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ret = hisax_init_pcmcia(link,
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&(((local_info_t *)link->priv)->stop), &icard);
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if (ret < 0) {
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printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d with %pR\n",
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ret, link->resource[0]);
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sedlbauer_release(link);
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return -ENODEV;
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} else
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((local_info_t *)link->priv)->cardnr = ret;
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return 0;
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failed:
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sedlbauer_release(link);
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return -ENODEV;
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} /* sedlbauer_config */
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static void sedlbauer_release(struct pcmcia_device *link)
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{
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local_info_t *local = link->priv;
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dev_dbg(&link->dev, "sedlbauer_release(0x%p)\n", link);
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if (local) {
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if (local->cardnr >= 0) {
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/* no unregister function with hisax */
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HiSax_closecard(local->cardnr);
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}
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}
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pcmcia_disable_device(link);
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} /* sedlbauer_release */
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static int sedlbauer_suspend(struct pcmcia_device *link)
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{
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local_info_t *dev = link->priv;
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dev->stop = 1;
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return 0;
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}
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static int sedlbauer_resume(struct pcmcia_device *link)
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{
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local_info_t *dev = link->priv;
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dev->stop = 0;
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return 0;
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}
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static const struct pcmcia_device_id sedlbauer_ids[] = {
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PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "speed star II", "V 3.1", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a),
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PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D67", 0x81fb79f5, 0xe4e9bc12, 0x397b7e90),
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PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D98", 0x81fb79f5, 0xe4e9bc12, 0x2e5c7fce),
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PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (C) 93-94 VK", 0x81fb79f5, 0xe4e9bc12, 0x8db143fe),
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PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (c) 93-95 VK", 0x81fb79f5, 0xe4e9bc12, 0xb391ab4c),
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PCMCIA_DEVICE_PROD_ID12("HST High Soft Tech GmbH", "Saphir II B", 0xd79e0b84, 0x21d083ae),
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/* PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", 0x81fb79f5), */ /* too generic*/
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PCMCIA_DEVICE_NULL
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};
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MODULE_DEVICE_TABLE(pcmcia, sedlbauer_ids);
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static struct pcmcia_driver sedlbauer_driver = {
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.owner = THIS_MODULE,
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.name = "sedlbauer_cs",
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.probe = sedlbauer_probe,
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.remove = sedlbauer_detach,
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.id_table = sedlbauer_ids,
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.suspend = sedlbauer_suspend,
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.resume = sedlbauer_resume,
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};
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module_pcmcia_driver(sedlbauer_driver);
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