forked from Minki/linux
74ba9207e1
Based on 1 normalized pattern(s): 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 this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 675 mass ave cambridge ma 02139 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 441 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
149 lines
3.6 KiB
C
149 lines
3.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
dmx3191d.c - driver for the Domex DMX3191D SCSI card.
|
|
Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>
|
|
Portions Copyright (C) 2004 by Christoph Hellwig <hch@lst.de>
|
|
|
|
Based on the generic NCR5380 driver by Drew Eckhardt et al.
|
|
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/ioport.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/interrupt.h>
|
|
#include <asm/io.h>
|
|
|
|
#include <scsi/scsi_host.h>
|
|
|
|
/*
|
|
* Definitions for the generic 5380 driver.
|
|
*/
|
|
|
|
#define NCR5380_read(reg) inb(hostdata->base + (reg))
|
|
#define NCR5380_write(reg, value) outb(value, hostdata->base + (reg))
|
|
|
|
#define NCR5380_dma_xfer_len NCR5380_dma_xfer_none
|
|
#define NCR5380_dma_recv_setup NCR5380_dma_setup_none
|
|
#define NCR5380_dma_send_setup NCR5380_dma_setup_none
|
|
#define NCR5380_dma_residual NCR5380_dma_residual_none
|
|
|
|
#define NCR5380_implementation_fields /* none */
|
|
|
|
#include "NCR5380.h"
|
|
#include "NCR5380.c"
|
|
|
|
#define DMX3191D_DRIVER_NAME "dmx3191d"
|
|
#define DMX3191D_REGION_LEN 8
|
|
|
|
|
|
static struct scsi_host_template dmx3191d_driver_template = {
|
|
.module = THIS_MODULE,
|
|
.proc_name = DMX3191D_DRIVER_NAME,
|
|
.name = "Domex DMX3191D",
|
|
.info = NCR5380_info,
|
|
.queuecommand = NCR5380_queue_command,
|
|
.eh_abort_handler = NCR5380_abort,
|
|
.eh_host_reset_handler = NCR5380_host_reset,
|
|
.can_queue = 32,
|
|
.this_id = 7,
|
|
.sg_tablesize = SG_ALL,
|
|
.cmd_per_lun = 2,
|
|
.dma_boundary = PAGE_SIZE - 1,
|
|
.cmd_size = NCR5380_CMD_SIZE,
|
|
};
|
|
|
|
static int dmx3191d_probe_one(struct pci_dev *pdev,
|
|
const struct pci_device_id *id)
|
|
{
|
|
struct Scsi_Host *shost;
|
|
struct NCR5380_hostdata *hostdata;
|
|
unsigned long io;
|
|
int error = -ENODEV;
|
|
|
|
if (pci_enable_device(pdev))
|
|
goto out;
|
|
|
|
io = pci_resource_start(pdev, 0);
|
|
if (!request_region(io, DMX3191D_REGION_LEN, DMX3191D_DRIVER_NAME)) {
|
|
printk(KERN_ERR "dmx3191: region 0x%lx-0x%lx already reserved\n",
|
|
io, io + DMX3191D_REGION_LEN);
|
|
goto out_disable_device;
|
|
}
|
|
|
|
shost = scsi_host_alloc(&dmx3191d_driver_template,
|
|
sizeof(struct NCR5380_hostdata));
|
|
if (!shost)
|
|
goto out_release_region;
|
|
|
|
hostdata = shost_priv(shost);
|
|
hostdata->base = io;
|
|
|
|
/* This card does not seem to raise an interrupt on pdev->irq.
|
|
* Steam-powered SCSI controllers run without an IRQ anyway.
|
|
*/
|
|
shost->irq = NO_IRQ;
|
|
|
|
error = NCR5380_init(shost, 0);
|
|
if (error)
|
|
goto out_host_put;
|
|
|
|
NCR5380_maybe_reset_bus(shost);
|
|
|
|
pci_set_drvdata(pdev, shost);
|
|
|
|
error = scsi_add_host(shost, &pdev->dev);
|
|
if (error)
|
|
goto out_exit;
|
|
|
|
scsi_scan_host(shost);
|
|
return 0;
|
|
|
|
out_exit:
|
|
NCR5380_exit(shost);
|
|
out_host_put:
|
|
scsi_host_put(shost);
|
|
out_release_region:
|
|
release_region(io, DMX3191D_REGION_LEN);
|
|
out_disable_device:
|
|
pci_disable_device(pdev);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static void dmx3191d_remove_one(struct pci_dev *pdev)
|
|
{
|
|
struct Scsi_Host *shost = pci_get_drvdata(pdev);
|
|
struct NCR5380_hostdata *hostdata = shost_priv(shost);
|
|
unsigned long io = hostdata->base;
|
|
|
|
scsi_remove_host(shost);
|
|
|
|
NCR5380_exit(shost);
|
|
scsi_host_put(shost);
|
|
release_region(io, DMX3191D_REGION_LEN);
|
|
pci_disable_device(pdev);
|
|
}
|
|
|
|
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},
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(pci, dmx3191d_pci_tbl);
|
|
|
|
static struct pci_driver dmx3191d_pci_driver = {
|
|
.name = DMX3191D_DRIVER_NAME,
|
|
.id_table = dmx3191d_pci_tbl,
|
|
.probe = dmx3191d_probe_one,
|
|
.remove = dmx3191d_remove_one,
|
|
};
|
|
|
|
module_pci_driver(dmx3191d_pci_driver);
|
|
|
|
MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
|
|
MODULE_DESCRIPTION("Domex DMX3191D SCSI driver");
|
|
MODULE_LICENSE("GPL");
|