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4af14d113b
The same effects can be achieved by setting the dma_boundary to PAGE_SIZE - 1 and the max_segment_size to PAGE_SIZE, so shift those settings into the drivers. Note that in many cases the setting might be bogus, but this keeps the status quo. [mkp: fix myrs and myrb] Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
311 lines
9.1 KiB
C
311 lines
9.1 KiB
C
/*======================================================================
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A driver for the Qlogic SCSI card
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qlogic_cs.c 1.79 2000/06/12 21:27:26
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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 <asm/io.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 <linux/interrupt.h>
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#include "scsi.h"
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#include <scsi/scsi_host.h>
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#include "../qlogicfas408.h"
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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#include <pcmcia/ciscode.h>
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/* Set the following to 2 to use normal interrupt (active high/totempole-
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* tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open
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* drain
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*/
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#define INT_TYPE 0
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static char qlogic_name[] = "qlogic_cs";
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static struct scsi_host_template qlogicfas_driver_template = {
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.module = THIS_MODULE,
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.name = qlogic_name,
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.proc_name = qlogic_name,
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.info = qlogicfas408_info,
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.queuecommand = qlogicfas408_queuecommand,
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.eh_abort_handler = qlogicfas408_abort,
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.eh_host_reset_handler = qlogicfas408_host_reset,
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.bios_param = qlogicfas408_biosparam,
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.can_queue = 1,
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.this_id = -1,
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.sg_tablesize = SG_ALL,
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.dma_boundary = PAGE_SIZE - 1,
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};
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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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unsigned short manf_id;
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} scsi_info_t;
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static void qlogic_release(struct pcmcia_device *link);
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static void qlogic_detach(struct pcmcia_device *p_dev);
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static int qlogic_config(struct pcmcia_device * link);
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static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
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struct pcmcia_device *link, int qbase, int qlirq)
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{
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int qltyp; /* type of chip */
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int qinitid;
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struct Scsi_Host *shost; /* registered host structure */
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struct qlogicfas408_priv *priv;
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qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE);
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qinitid = host->this_id;
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if (qinitid < 0)
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qinitid = 7; /* if no ID, use 7 */
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qlogicfas408_setup(qbase, qinitid, INT_TYPE);
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host->name = qlogic_name;
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shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv));
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if (!shost)
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goto err;
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shost->io_port = qbase;
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shost->n_io_port = 16;
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shost->dma_channel = -1;
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if (qlirq != -1)
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shost->irq = qlirq;
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priv = get_priv_by_host(shost);
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priv->qlirq = qlirq;
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priv->qbase = qbase;
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priv->qinitid = qinitid;
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priv->shost = shost;
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priv->int_type = INT_TYPE;
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if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost))
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goto free_scsi_host;
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sprintf(priv->qinfo,
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"Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d",
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qltyp, qbase, qlirq, QL_TURBO_PDMA);
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if (scsi_add_host(shost, NULL))
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goto free_interrupt;
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scsi_scan_host(shost);
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return shost;
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free_interrupt:
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free_irq(qlirq, shost);
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free_scsi_host:
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scsi_host_put(shost);
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err:
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return NULL;
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}
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static int qlogic_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, "qlogic_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)
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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 qlogic_config(link);
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} /* qlogic_attach */
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/*====================================================================*/
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static void qlogic_detach(struct pcmcia_device *link)
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{
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dev_dbg(&link->dev, "qlogic_detach\n");
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qlogic_release(link);
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kfree(link->priv);
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} /* qlogic_detach */
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/*====================================================================*/
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static int qlogic_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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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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if (p_dev->resource[0]->start == 0)
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return -ENODEV;
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return pcmcia_request_io(p_dev);
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}
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static int qlogic_config(struct pcmcia_device * link)
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{
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scsi_info_t *info = link->priv;
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int ret;
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struct Scsi_Host *host;
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dev_dbg(&link->dev, "qlogic_config\n");
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ret = pcmcia_loop_config(link, qlogic_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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if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
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/* set ATAcmd */
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outb(0xb4, link->resource[0]->start + 0xd);
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outb(0x24, link->resource[0]->start + 0x9);
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outb(0x04, link->resource[0]->start + 0xd);
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}
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/* The KXL-810AN has a bigger IO port window */
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if (resource_size(link->resource[0]) == 32)
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host = qlogic_detect(&qlogicfas_driver_template, link,
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link->resource[0]->start + 16, link->irq);
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else
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host = qlogic_detect(&qlogicfas_driver_template, link,
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link->resource[0]->start, link->irq);
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if (!host) {
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printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name);
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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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pcmcia_disable_device(link);
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return -ENODEV;
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} /* qlogic_config */
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/*====================================================================*/
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static void qlogic_release(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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dev_dbg(&link->dev, "qlogic_release\n");
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scsi_remove_host(info->host);
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free_irq(link->irq, info->host);
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pcmcia_disable_device(link);
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scsi_host_put(info->host);
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}
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/*====================================================================*/
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static int qlogic_resume(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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int ret;
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ret = pcmcia_enable_device(link);
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if (ret)
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return ret;
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if ((info->manf_id == MANFID_MACNICA) ||
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(info->manf_id == MANFID_PIONEER) ||
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(info->manf_id == 0x0098)) {
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outb(0x80, link->resource[0]->start + 0xd);
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outb(0x24, link->resource[0]->start + 0x9);
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outb(0x04, link->resource[0]->start + 0xd);
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}
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/* Ugggglllyyyy!!! */
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qlogicfas408_host_reset(NULL);
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return 0;
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}
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static const struct pcmcia_device_id qlogic_ids[] = {
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PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6),
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PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751),
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PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d),
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PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79),
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PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a),
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PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7),
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PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54),
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PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec),
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PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735),
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PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8),
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PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f),
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PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1),
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PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe),
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PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0),
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/* these conflict with other cards! */
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/* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
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/* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, qlogic_ids);
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static struct pcmcia_driver qlogic_cs_driver = {
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.owner = THIS_MODULE,
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.name = "qlogic_cs",
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.probe = qlogic_probe,
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.remove = qlogic_detach,
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.id_table = qlogic_ids,
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.resume = qlogic_resume,
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};
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MODULE_AUTHOR("Tom Zerucha, Michael Griffith");
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MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers");
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MODULE_LICENSE("GPL");
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module_pcmcia_driver(qlogic_cs_driver);
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