diff options
Diffstat (limited to 'kernel/drivers/isdn/hisax/sedlbauer_cs.c')
| -rw-r--r-- | kernel/drivers/isdn/hisax/sedlbauer_cs.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/kernel/drivers/isdn/hisax/sedlbauer_cs.c b/kernel/drivers/isdn/hisax/sedlbauer_cs.c new file mode 100644 index 000000000..92ef62d4c --- /dev/null +++ b/kernel/drivers/isdn/hisax/sedlbauer_cs.c @@ -0,0 +1,209 @@ +/*====================================================================== + + A Sedlbauer PCMCIA client driver + + This driver is for the Sedlbauer Speed Star and Speed Star II, + which are ISDN PCMCIA Cards. + + The contents of this file are subject to the Mozilla Public + License Version 1.1 (the "License"); you may not use this file + except in compliance with the License. You may obtain a copy of + the License at http://www.mozilla.org/MPL/ + + Software distributed under the License is distributed on an "AS + IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + implied. See the License for the specific language governing + rights and limitations under the License. + + The initial developer of the original code is David A. Hinds + <dahinds@users.sourceforge.net>. Portions created by David A. Hinds + are Copyright (C) 1999 David A. Hinds. All Rights Reserved. + + Modifications from dummy_cs.c are Copyright (C) 1999-2001 Marcus Niemann + <maniemann@users.sourceforge.net>. All Rights Reserved. + + Alternatively, the contents of this file may be used under the + terms of the GNU General Public License version 2 (the "GPL"), in + which case the provisions of the GPL are applicable instead of the + above. If you wish to allow the use of your version of this file + only under the terms of the GPL and not to allow others to use + your version of this file under the MPL, indicate your decision + by deleting the provisions above and replace them with the notice + and other provisions required by the GPL. If you do not delete + the provisions above, a recipient may use your version of this + file under either the MPL or the GPL. + + ======================================================================*/ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/ptrace.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/ioport.h> +#include <asm/io.h> + +#include <pcmcia/cistpl.h> +#include <pcmcia/cisreg.h> +#include <pcmcia/ds.h> +#include "hisax_cfg.h" + +MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for Sedlbauer cards"); +MODULE_AUTHOR("Marcus Niemann"); +MODULE_LICENSE("Dual MPL/GPL"); + + +/*====================================================================*/ + +/* Parameters that can be set with 'insmod' */ + +static int protocol = 2; /* EURO-ISDN Default */ +module_param(protocol, int, 0); + +static int sedlbauer_config(struct pcmcia_device *link); +static void sedlbauer_release(struct pcmcia_device *link); + +static void sedlbauer_detach(struct pcmcia_device *p_dev); + +typedef struct local_info_t { + struct pcmcia_device *p_dev; + int stop; + int cardnr; +} local_info_t; + +static int sedlbauer_probe(struct pcmcia_device *link) +{ + local_info_t *local; + + dev_dbg(&link->dev, "sedlbauer_attach()\n"); + + /* Allocate space for private device-specific data */ + local = kzalloc(sizeof(local_info_t), GFP_KERNEL); + if (!local) return -ENOMEM; + local->cardnr = -1; + + local->p_dev = link; + link->priv = local; + + return sedlbauer_config(link); +} /* sedlbauer_attach */ + +static void sedlbauer_detach(struct pcmcia_device *link) +{ + dev_dbg(&link->dev, "sedlbauer_detach(0x%p)\n", link); + + ((local_info_t *)link->priv)->stop = 1; + sedlbauer_release(link); + + /* This points to the parent local_info_t struct */ + kfree(link->priv); +} /* sedlbauer_detach */ + +static int sedlbauer_config_check(struct pcmcia_device *p_dev, void *priv_data) +{ + if (p_dev->config_index == 0) + return -EINVAL; + + p_dev->io_lines = 3; + return pcmcia_request_io(p_dev); +} + +static int sedlbauer_config(struct pcmcia_device *link) +{ + int ret; + IsdnCard_t icard; + + dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link); + + link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC | + CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO; + + ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL); + if (ret) + goto failed; + + ret = pcmcia_enable_device(link); + if (ret) + goto failed; + + icard.para[0] = link->irq; + icard.para[1] = link->resource[0]->start; + icard.protocol = protocol; + icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; + + ret = hisax_init_pcmcia(link, + &(((local_info_t *)link->priv)->stop), &icard); + if (ret < 0) { + printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d with %pR\n", + ret, link->resource[0]); + sedlbauer_release(link); + return -ENODEV; + } else + ((local_info_t *)link->priv)->cardnr = ret; + + return 0; + +failed: + sedlbauer_release(link); + return -ENODEV; + +} /* sedlbauer_config */ + +static void sedlbauer_release(struct pcmcia_device *link) +{ + local_info_t *local = link->priv; + dev_dbg(&link->dev, "sedlbauer_release(0x%p)\n", link); + + if (local) { + if (local->cardnr >= 0) { + /* no unregister function with hisax */ + HiSax_closecard(local->cardnr); + } + } + + pcmcia_disable_device(link); +} /* sedlbauer_release */ + +static int sedlbauer_suspend(struct pcmcia_device *link) +{ + local_info_t *dev = link->priv; + + dev->stop = 1; + + return 0; +} + +static int sedlbauer_resume(struct pcmcia_device *link) +{ + local_info_t *dev = link->priv; + + dev->stop = 0; + + return 0; +} + + +static const struct pcmcia_device_id sedlbauer_ids[] = { + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "speed star II", "V 3.1", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D67", 0x81fb79f5, 0xe4e9bc12, 0x397b7e90), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D98", 0x81fb79f5, 0xe4e9bc12, 0x2e5c7fce), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (C) 93-94 VK", 0x81fb79f5, 0xe4e9bc12, 0x8db143fe), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (c) 93-95 VK", 0x81fb79f5, 0xe4e9bc12, 0xb391ab4c), + PCMCIA_DEVICE_PROD_ID12("HST High Soft Tech GmbH", "Saphir II B", 0xd79e0b84, 0x21d083ae), +/* PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", 0x81fb79f5), */ /* too generic*/ + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, sedlbauer_ids); + +static struct pcmcia_driver sedlbauer_driver = { + .owner = THIS_MODULE, + .name = "sedlbauer_cs", + .probe = sedlbauer_probe, + .remove = sedlbauer_detach, + .id_table = sedlbauer_ids, + .suspend = sedlbauer_suspend, + .resume = sedlbauer_resume, +}; +module_pcmcia_driver(sedlbauer_driver); |