25f8f54f6e
Saves about 50KB of data. Old/new size of all objects: text data bss dec hex filename 563015 80096 130684 773795 bcea3 (TOTALS) 610916 32256 130632 773804 bceac (TOTALS) Signed-off-by: Joe Perches <joe@perches.com> Acked-by: Kurt Van Dijck <kurt.van.dijck@eia.be> (for drivers/net/can/softing/softing_cs.c) Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
235 lines
6.7 KiB
C
235 lines
6.7 KiB
C
/*======================================================================
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A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards.
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This driver supports the Adaptec AHA-1460, the New Media Bus
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Toaster, and the New Media Toast & Jam.
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aha152x_cs.c 1.54 2000/06/12 21:27:25
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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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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 which
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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/module.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/ioport.h>
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#include <scsi/scsi.h>
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#include <linux/major.h>
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#include <linux/blkdev.h>
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#include <scsi/scsi_ioctl.h>
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#include "scsi.h"
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#include <scsi/scsi_host.h>
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#include "aha152x.h"
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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/*====================================================================*/
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/* Parameters that can be set with 'insmod' */
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/* SCSI bus setup options */
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static int host_id = 7;
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static int reconnect = 1;
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static int parity = 1;
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static int synchronous = 1;
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static int reset_delay = 100;
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static int ext_trans = 0;
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module_param(host_id, int, 0);
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module_param(reconnect, int, 0);
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module_param(parity, int, 0);
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module_param(synchronous, int, 0);
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module_param(reset_delay, int, 0);
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module_param(ext_trans, int, 0);
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MODULE_LICENSE("Dual MPL/GPL");
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/*====================================================================*/
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typedef struct scsi_info_t {
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struct pcmcia_device *p_dev;
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struct Scsi_Host *host;
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} scsi_info_t;
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static void aha152x_release_cs(struct pcmcia_device *link);
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static void aha152x_detach(struct pcmcia_device *p_dev);
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static int aha152x_config_cs(struct pcmcia_device *link);
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static int aha152x_probe(struct pcmcia_device *link)
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{
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scsi_info_t *info;
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dev_dbg(&link->dev, "aha152x_attach()\n");
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/* Create new SCSI device */
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info = kzalloc(sizeof(*info), GFP_KERNEL);
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if (!info) return -ENOMEM;
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info->p_dev = link;
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link->priv = info;
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link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
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link->config_regs = PRESENT_OPTION;
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return aha152x_config_cs(link);
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} /* aha152x_attach */
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/*====================================================================*/
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static void aha152x_detach(struct pcmcia_device *link)
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{
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dev_dbg(&link->dev, "aha152x_detach\n");
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aha152x_release_cs(link);
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/* Unlink device structure, free bits */
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kfree(link->priv);
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} /* aha152x_detach */
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/*====================================================================*/
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static int aha152x_config_check(struct pcmcia_device *p_dev, void *priv_data)
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{
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p_dev->io_lines = 10;
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/* For New Media T&J, look for a SCSI window */
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if ((p_dev->resource[0]->end < 0x20) &&
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(p_dev->resource[1]->end >= 0x20))
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p_dev->resource[0]->start = p_dev->resource[1]->start;
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if (p_dev->resource[0]->start >= 0xffff)
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return -EINVAL;
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p_dev->resource[1]->start = p_dev->resource[1]->end = 0;
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p_dev->resource[0]->end = 0x20;
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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_AUTO;
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return pcmcia_request_io(p_dev);
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}
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static int aha152x_config_cs(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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struct aha152x_setup s;
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int ret;
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struct Scsi_Host *host;
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dev_dbg(&link->dev, "aha152x_config\n");
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ret = pcmcia_loop_config(link, aha152x_config_check, NULL);
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if (ret)
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goto failed;
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if (!link->irq)
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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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/* Set configuration options for the aha152x driver */
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memset(&s, 0, sizeof(s));
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s.conf = "PCMCIA setup";
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s.io_port = link->resource[0]->start;
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s.irq = link->irq;
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s.scsiid = host_id;
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s.reconnect = reconnect;
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s.parity = parity;
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s.synchronous = synchronous;
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s.delay = reset_delay;
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if (ext_trans)
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s.ext_trans = ext_trans;
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host = aha152x_probe_one(&s);
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if (host == NULL) {
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printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
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goto failed;
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}
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info->host = host;
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return 0;
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failed:
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aha152x_release_cs(link);
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return -ENODEV;
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}
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static void aha152x_release_cs(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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aha152x_release(info->host);
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pcmcia_disable_device(link);
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}
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static int aha152x_resume(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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aha152x_host_reset_host(info->host);
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return 0;
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}
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static const struct pcmcia_device_id aha152x_ids[] = {
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PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
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PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
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PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
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PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
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PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);
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static struct pcmcia_driver aha152x_cs_driver = {
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.owner = THIS_MODULE,
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.name = "aha152x_cs",
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.probe = aha152x_probe,
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.remove = aha152x_detach,
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.id_table = aha152x_ids,
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.resume = aha152x_resume,
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};
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static int __init init_aha152x_cs(void)
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{
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return pcmcia_register_driver(&aha152x_cs_driver);
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}
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static void __exit exit_aha152x_cs(void)
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{
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pcmcia_unregister_driver(&aha152x_cs_driver);
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}
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module_init(init_aha152x_cs);
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module_exit(exit_aha152x_cs);
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