98e4c28b7e
Move the suspend and resume methods out of the event handler, and into special functions. Also use these functions for pre- and post-reset, as almost all drivers already do, and the remaining ones can easily be converted. Bugfix to include/pcmcia/ds.c Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
457 lines
13 KiB
C
457 lines
13 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/sched.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/cs_types.h>
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#include <pcmcia/cs.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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#ifdef PCMCIA_DEBUG
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static int pc_debug = PCMCIA_DEBUG;
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module_param(pc_debug, int, 0644);
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#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
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static char *version = "qlogic_cs.c 1.79-ac 2002/10/26 (David Hinds)";
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#else
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#define DEBUG(n, args...)
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#endif
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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_bus_reset_handler = qlogicfas408_bus_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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.cmd_per_lun = 1,
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.use_clustering = DISABLE_CLUSTERING,
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};
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/*====================================================================*/
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typedef struct scsi_info_t {
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dev_link_t link;
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dev_node_t node;
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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(dev_link_t *link);
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static int qlogic_event(event_t event, int priority, event_callback_args_t * args);
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static dev_link_t *qlogic_attach(void);
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static void qlogic_detach(dev_link_t *);
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static dev_link_t *dev_list = NULL;
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static dev_info_t dev_info = "qlogic_cs";
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static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
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dev_link_t *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 dev_link_t *qlogic_attach(void)
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{
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scsi_info_t *info;
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client_reg_t client_reg;
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dev_link_t *link;
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int ret;
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DEBUG(0, "qlogic_attach()\n");
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/* Create new SCSI device */
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info = kmalloc(sizeof(*info), GFP_KERNEL);
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if (!info)
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return NULL;
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memset(info, 0, sizeof(*info));
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link = &info->link;
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link->priv = info;
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link->io.NumPorts1 = 16;
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link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
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link->io.IOAddrLines = 10;
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link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
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link->irq.IRQInfo1 = IRQ_LEVEL_ID;
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link->conf.Attributes = CONF_ENABLE_IRQ;
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link->conf.Vcc = 50;
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link->conf.IntType = INT_MEMORY_AND_IO;
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link->conf.Present = PRESENT_OPTION;
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/* Register with Card Services */
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link->next = dev_list;
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dev_list = link;
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client_reg.dev_info = &dev_info;
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client_reg.Version = 0x0210;
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client_reg.event_callback_args.client_data = link;
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ret = pcmcia_register_client(&link->handle, &client_reg);
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if (ret != 0) {
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cs_error(link->handle, RegisterClient, ret);
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qlogic_detach(link);
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return NULL;
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}
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return link;
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} /* qlogic_attach */
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/*====================================================================*/
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static void qlogic_detach(dev_link_t * link)
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{
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dev_link_t **linkp;
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DEBUG(0, "qlogic_detach(0x%p)\n", link);
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/* Locate device structure */
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for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
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if (*linkp == link)
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break;
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if (*linkp == NULL)
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return;
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if (link->state & DEV_CONFIG)
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qlogic_release(link);
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if (link->handle)
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pcmcia_deregister_client(link->handle);
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/* Unlink device structure, free bits */
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*linkp = link->next;
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kfree(link->priv);
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} /* qlogic_detach */
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/*====================================================================*/
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#define CS_CHECK(fn, ret) \
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do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
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static void qlogic_config(dev_link_t * link)
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{
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client_handle_t handle = link->handle;
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scsi_info_t *info = link->priv;
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tuple_t tuple;
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cisparse_t parse;
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int i, last_ret, last_fn;
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unsigned short tuple_data[32];
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struct Scsi_Host *host;
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DEBUG(0, "qlogic_config(0x%p)\n", link);
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tuple.TupleData = (cisdata_t *) tuple_data;
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tuple.TupleDataMax = 64;
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tuple.TupleOffset = 0;
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tuple.DesiredTuple = CISTPL_CONFIG;
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CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
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CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
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CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
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link->conf.ConfigBase = parse.config.base;
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tuple.DesiredTuple = CISTPL_MANFID;
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if ((pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) && (pcmcia_get_tuple_data(handle, &tuple) == CS_SUCCESS))
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info->manf_id = le16_to_cpu(tuple.TupleData[0]);
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/* Configure card */
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link->state |= DEV_CONFIG;
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tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
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CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
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while (1) {
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if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
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pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
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goto next_entry;
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link->conf.ConfigIndex = parse.cftable_entry.index;
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link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
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link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
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if (link->io.BasePort1 != 0) {
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i = pcmcia_request_io(handle, &link->io);
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if (i == CS_SUCCESS)
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break;
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}
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next_entry:
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CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
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}
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CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
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CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
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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->io.BasePort1 + 0xd);
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outb(0x24, link->io.BasePort1 + 0x9);
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outb(0x04, link->io.BasePort1 + 0xd);
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}
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/* The KXL-810AN has a bigger IO port window */
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if (link->io.NumPorts1 == 32)
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host = qlogic_detect(&qlogicfas_driver_template, link,
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link->io.BasePort1 + 16, link->irq.AssignedIRQ);
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else
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host = qlogic_detect(&qlogicfas_driver_template, link,
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link->io.BasePort1, link->irq.AssignedIRQ);
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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 out;
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}
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sprintf(info->node.dev_name, "scsi%d", host->host_no);
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link->dev = &info->node;
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info->host = host;
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out:
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link->state &= ~DEV_CONFIG_PENDING;
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return;
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cs_failed:
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cs_error(link->handle, last_fn, last_ret);
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link->dev = NULL;
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pcmcia_release_configuration(link->handle);
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pcmcia_release_io(link->handle, &link->io);
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pcmcia_release_irq(link->handle, &link->irq);
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link->state &= ~DEV_CONFIG;
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return;
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} /* qlogic_config */
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/*====================================================================*/
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static void qlogic_release(dev_link_t *link)
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{
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scsi_info_t *info = link->priv;
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DEBUG(0, "qlogic_release(0x%p)\n", link);
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scsi_remove_host(info->host);
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link->dev = NULL;
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free_irq(link->irq.AssignedIRQ, info->host);
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pcmcia_release_configuration(link->handle);
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pcmcia_release_io(link->handle, &link->io);
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pcmcia_release_irq(link->handle, &link->irq);
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scsi_host_put(info->host);
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link->state &= ~DEV_CONFIG;
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}
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/*====================================================================*/
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static int qlogic_suspend(struct pcmcia_device *dev)
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{
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dev_link_t *link = dev_to_instance(dev);
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link->state |= DEV_SUSPEND;
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if (link->state & DEV_CONFIG)
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pcmcia_release_configuration(link->handle);
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return 0;
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}
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static int qlogic_resume(struct pcmcia_device *dev)
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{
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dev_link_t *link = dev_to_instance(dev);
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link->state &= ~DEV_SUSPEND;
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if (link->state & DEV_CONFIG) {
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scsi_info_t *info = link->priv;
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pcmcia_request_configuration(link->handle, &link->conf);
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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->io.BasePort1 + 0xd);
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outb(0x24, link->io.BasePort1 + 0x9);
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outb(0x04, link->io.BasePort1 + 0xd);
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}
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/* Ugggglllyyyy!!! */
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qlogicfas408_bus_reset(NULL);
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}
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return 0;
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}
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static int qlogic_event(event_t event, int priority, event_callback_args_t * args)
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{
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dev_link_t *link = args->client_data;
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DEBUG(1, "qlogic_event(0x%06x)\n", event);
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switch (event) {
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case CS_EVENT_CARD_REMOVAL:
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link->state &= ~DEV_PRESENT;
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if (link->state & DEV_CONFIG)
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qlogic_release(link);
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break;
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case CS_EVENT_CARD_INSERTION:
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link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
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qlogic_config(link);
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break;
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}
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return 0;
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} /* qlogic_event */
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static 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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.drv = {
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.name = "qlogic_cs",
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},
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.attach = qlogic_attach,
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.event = qlogic_event,
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.detach = qlogic_detach,
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.id_table = qlogic_ids,
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.suspend = qlogic_suspend,
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.resume = qlogic_resume,
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};
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static int __init init_qlogic_cs(void)
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{
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return pcmcia_register_driver(&qlogic_cs_driver);
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}
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static void __exit exit_qlogic_cs(void)
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{
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pcmcia_unregister_driver(&qlogic_cs_driver);
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BUG_ON(dev_list != NULL);
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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_init(init_qlogic_cs);
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module_exit(exit_qlogic_cs);
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