Hi Massimo,
could you review this patch to update dmx3191d to the 2.6 proing APIs?
--- 1.15/drivers/scsi/dmx3191d.c Thu Sep 11 02:07:25 2003
+++ edited/drivers/scsi/dmx3191d.c Tue Nov 4 17:04:03 2003
@@ -1,7 +1,8 @@
/*
- dmx3191d.c - midlevel driver for the Domex DMX3191D SCSI card.
+ dmx3191d.c - driver for the Domex DMX3191D SCSI card.
Copyright (C) 2000 by Massimo Piccioni <dafastidio@xxxxxxxxx>
+ Copyright (C) 2003 by Christoph Hellwig <hch@xxxxxx> (Updates for Linux
2.6)
Based on the generic NCR5380 driver by Drew Eckhardt et al.
@@ -20,117 +21,149 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <asm/io.h>
-#include <asm/system.h>
-#include <linux/blkdev.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/module.h>
#include <linux/pci.h>
-#include <linux/sched.h>
-#include <linux/signal.h>
-#include <linux/stat.h>
#include <linux/interrupt.h>
-#include <linux/delay.h>
+#include <asm/io.h>
+#include <scsi/scsi_host.h>
-#include "scsi.h"
-#include "hosts.h"
+/*
+ * Defintions for the generic 5380 driver.
+ */
+#define AUTOSENSE
-#include "dmx3191d.h"
+#define NCR5380_read(reg) inb(port + reg)
+#define NCR5380_write(reg, value) outb(value, port + reg)
+
+#define NCR5380_implementation_fields unsigned int port
+#define NCR5380_local_declare()
NCR5380_implementation_fields
+#define NCR5380_setup(instance) port = instance->io_port
-/* play with these values to tune up your system performances */
-/* default setting from g_NCR5380.c */
/*
-#define USLEEP
-#define USLEEP_POLL 1
-#define USLEEP_SLEEP 20
-#define USLEEP_WAITLONG 500
-*/
+ * Includes needed for NCR5380.[ch] (XXX: Move them to NCR5380.h)
+ */
+#include <linux/delay.h>
+#include "scsi.h"
-#define AUTOSENSE
+/*
+ * Generic 5380 core. For now we compile a separate copy per driver.
+ */
#include "NCR5380.h"
#include "NCR5380.c"
-static int __init dmx3191d_detect(Scsi_Host_Template *tmpl) {
- int boards = 0;
- struct Scsi_Host *instance = NULL;
- struct pci_dev *pdev = NULL;
-
- tmpl->proc_name = DMX3191D_DRIVER_NAME;
-
- while ((pdev = pci_find_device(PCI_VENDOR_ID_DOMEX,
- PCI_DEVICE_ID_DOMEX_DMX3191D, pdev))) {
-
- unsigned long port;
- if (pci_enable_device(pdev))
- continue;
-
- port = pci_resource_start (pdev, 0);
-
- if (!request_region(port, DMX3191D_REGION,
DMX3191D_DRIVER_NAME)) {
- printk(KERN_ERR "dmx3191: region 0x%lx-0x%lx already
reserved\n",
- port, port + DMX3191D_REGION);
- continue;
- }
-
- instance = scsi_register(tmpl, sizeof(struct NCR5380_hostdata));
- if(instance == NULL)
- {
- release_region(port, DMX3191D_REGION);
- continue;
- }
- scsi_set_device(instance, &pdev->dev);
- instance->io_port = port;
- instance->irq = pdev->irq;
- NCR5380_init(instance, FLAG_NO_PSEUDO_DMA | FLAG_DTC3181E);
-
- if (request_irq(pdev->irq, dmx3191d_intr, SA_SHIRQ,
- DMX3191D_DRIVER_NAME, instance)) {
- printk(KERN_WARNING "dmx3191: IRQ %d not available -
switching to polled mode.\n", pdev->irq);
- /* Steam powered scsi controllers run without an IRQ
- anyway */
- instance->irq = SCSI_IRQ_NONE;
- }
+#define DMX3191D_DRIVER_NAME "dmx3191d"
+#define DMX3191D_REGION 8
- boards++;
+static struct scsi_host_template dmx3191d_driver_template = {
+ .proc_name = DMX3191D_DRIVER_NAME,
+ .name = "Domex DMX3191D",
+ .queuecommand = NCR5380_queue_command,
+ .eh_abort_handler = NCR5380_abort,
+ .eh_bus_reset_handler = NCR5380_bus_reset,
+ .eh_device_reset_handler= NCR5380_device_reset,
+ .eh_host_reset_handler = NCR5380_host_reset,
+ .can_queue = 32,
+ .this_id = 7,
+ .sg_tablesize = SG_ALL,
+ .cmd_per_lun = 2,
+ .use_clustering = DISABLE_CLUSTERING,
+};
+
+static int __devinit dmx3191d_probe_one(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ struct Scsi_Host *shost;
+ unsigned long io;
+ int error = -ENODEV;
+
+ if (pci_enable_device(pdev))
+ return -ENODEV;
+
+ io = pci_resource_start(pdev, 0);
+ if (!request_region(io, DMX3191D_REGION, DMX3191D_DRIVER_NAME)) {
+ printk(KERN_ERR "dmx3191: region 0x%lx-0x%lx already
reserved\n",
+ io, io + DMX3191D_REGION);
+ return -ENODEV;
}
- return boards;
-}
-static const char * dmx3191d_info(struct Scsi_Host *host) {
- static const char *info ="Domex DMX3191D";
+ shost = scsi_host_alloc(&dmx3191d_driver_template,
+ sizeof(struct NCR5380_hostdata));
+ if (!shost)
+ goto out_release_region;
+
+ shost->io_port = io;
+ shost->irq = pdev->irq;
+
+ NCR5380_init(shost, FLAG_NO_PSEUDO_DMA | FLAG_DTC3181E);
+
+ if (request_irq(pdev->irq, NCR5380_intr, SA_SHIRQ,
+ DMX3191D_DRIVER_NAME, shost)) {
+ printk(KERN_WARNING "dmx3191: IRQ %d not available - "
+ "switching to polled mode.\n", pdev->irq);
+ /*
+ * Steam powered scsi controllers run without an IRQ anyway
+ */
+ shost->irq = SCSI_IRQ_NONE;
+ }
- return info;
+ error = scsi_add_host(shost, &pdev->dev);
+ if (error)
+ goto out_free_irq;
+
+ pci_set_drvdata(pdev, shost);
+ scsi_scan_host(shost);
+ return 0;
+
+ out_free_irq:
+ free_irq(shost->irq, shost);
+ out_release_region:
+ release_region(shost->io_port, DMX3191D_REGION);
+ return error;
}
-static int dmx3191d_release_resources(struct Scsi_Host *instance)
+static void __devexit dmx3191d_remove_one(struct pci_dev *pdev)
{
- release_region(instance->io_port, DMX3191D_REGION);
- if(instance->irq!=SCSI_IRQ_NONE)
- free_irq(instance->irq, instance);
+ struct Scsi_Host *shost = pci_get_drvdata(pdev);
- return 0;
+ scsi_remove_host(shost);
+
+ if (shost->irq != SCSI_IRQ_NONE)
+ free_irq(shost->irq, shost);
+ release_region(shost->io_port, DMX3191D_REGION);
+ pci_disable_device(pdev);
+
+ scsi_host_put(shost);
}
-MODULE_LICENSE("GPL");
+static struct pci_device_id dmx3191d_pci_tbl[] = {
+ {PCI_VENDOR_ID_DOMEX, PCI_DEVICE_ID_DOMEX_DMX3191D,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},
+ {0,}
+};
-static Scsi_Host_Template driver_template = {
- .proc_info = dmx3191d_proc_info,
- .name = "Domex DMX3191D",
- .detect = dmx3191d_detect,
- .release = dmx3191d_release_resources,
- .info = dmx3191d_info,
- .queuecommand = dmx3191d_queue_command,
- .eh_abort_handler = dmx3191d_abort,
- .eh_bus_reset_handler = dmx3191d_bus_reset,
- .eh_device_reset_handler = dmx3191d_device_reset,
- .eh_host_reset_handler = dmx3191d_host_reset,
- .can_queue = 32,
- .this_id = 7,
- .sg_tablesize = SG_ALL,
- .cmd_per_lun = 2,
- .use_clustering = DISABLE_CLUSTERING,
+static struct pci_driver dmx3191d_pci_driver = {
+ .name = DMX3191D_DRIVER_NAME,
+ .id_table = dmx3191d_pci_tbl,
+ .probe = dmx3191d_probe_one,
+ .remove = __devexit_p(dmx3191d_remove_one),
};
-#include "scsi_module.c"
+static int __init dmx3191d_init(void)
+{
+ return pci_module_init(&dmx3191d_pci_driver);
+}
+
+static void __exit dmx3191d_exit(void)
+{
+ pci_unregister_driver(&dmx3191d_pci_driver);
+}
+
+module_init(dmx3191d_init);
+module_exit(dmx3191d_exit);
+
+MODULE_AUTHOR("Massimo Piccioni <dafastidio@xxxxxxxxx>");
+MODULE_DESCRIPTION("Domex DMX3191D SCSI driver");
+MODULE_LICENSE("GPL");
--- 1.7/drivers/scsi/dmx3191d.h Mon May 12 17:01:09 2003
+++ edited/drivers/scsi/dmx3191d.h Tue Nov 4 15:35:17 2003
@@ -1,48 +0,0 @@
-/*
- dmx3191d.h - defines for the Domex DMX3191D SCSI card.
- Copyright (C) 2000 by Massimo Piccioni <dafastidio@xxxxxxxxx>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-*/
-
-#ifndef __DMX3191D_H
-#define __DMX3191D_H
-
-#define DMX3191D_DRIVER_NAME "dmx3191d"
-#define DMX3191D_REGION 8
-
-#ifndef PCI_VENDOR_ID_DOMEX
-#define PCI_VENDOR_ID_DOMEX 0x134a
-#define PCI_DEVICE_ID_DOMEX_DMX3191D 0x0001
-#endif
-
-static int dmx3191d_abort(Scsi_Cmnd *);
-static int dmx3191d_detect(Scsi_Host_Template *);
-static const char* dmx3191d_info(struct Scsi_Host *);
-static int dmx3191d_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
-static int dmx3191d_release_resources(struct Scsi_Host *);
-static int dmx3191d_bus_reset(Scsi_Cmnd *);
-static int dmx3191d_host_reset(Scsi_Cmnd *);
-static int dmx3191d_device_reset(Scsi_Cmnd *);
-
-#define NCR5380_read(reg) inb(port + reg)
-#define NCR5380_write(reg, value) outb(value, port + reg)
-
-#define NCR5380_implementation_fields unsigned int port
-#define NCR5380_local_declare()
NCR5380_implementation_fields
-#define NCR5380_setup(instance) port = instance->io_port
-
-#define NCR5380_abort dmx3191d_abort
-#define do_NCR5380_intr dmx3191d_do_intr
-#define NCR5380_intr dmx3191d_intr
-#define NCR5380_proc_info dmx3191d_proc_info
-#define NCR5380_queue_command dmx3191d_queue_command
-#define NCR5380_host_reset dmx3191d_host_reset
-#define NCR5380_bus_reset dmx3191d_bus_reset
-#define NCR5380_device_reset dmx3191d_device_reset
-
-#endif /* __DMX3191D_H */
-
-
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