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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>
143 lines
3.2 KiB
C
143 lines
3.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/* -*- mode: c; c-basic-offset: 8 -*- */
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/* SNI RM driver
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*
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* Copyright (C) 2001 by James.Bottomley@HansenPartnership.com
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**-----------------------------------------------------------------------------
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**
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**
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**-----------------------------------------------------------------------------
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*/
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/*
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* Based on lasi700.c
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/slab.h>
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#include <linux/stat.h>
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#include <linux/mm.h>
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#include <linux/blkdev.h>
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#include <linux/sched.h>
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#include <linux/ioport.h>
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#include <linux/dma-mapping.h>
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#include <linux/platform_device.h>
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#include <asm/page.h>
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#include <asm/pgtable.h>
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#include <asm/irq.h>
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#include <asm/delay.h>
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#include <scsi/scsi_host.h>
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#include <scsi/scsi_device.h>
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#include <scsi/scsi_transport.h>
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#include <scsi/scsi_transport_spi.h>
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#include "53c700.h"
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MODULE_AUTHOR("Thomas Bogendörfer");
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MODULE_DESCRIPTION("SNI RM 53c710 SCSI Driver");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS("platform:snirm_53c710");
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#define SNIRM710_CLOCK 32
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static struct scsi_host_template snirm710_template = {
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.name = "SNI RM SCSI 53c710",
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.proc_name = "snirm_53c710",
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.this_id = 7,
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.module = THIS_MODULE,
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};
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static int snirm710_probe(struct platform_device *dev)
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{
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unsigned long base;
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struct NCR_700_Host_Parameters *hostdata;
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struct Scsi_Host *host;
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struct resource *res;
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res = platform_get_resource(dev, IORESOURCE_MEM, 0);
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if (!res)
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return -ENODEV;
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base = res->start;
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hostdata = kzalloc(sizeof(*hostdata), GFP_KERNEL);
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if (!hostdata) {
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dev_printk(KERN_ERR, dev, "Failed to allocate host data\n");
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return -ENOMEM;
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}
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hostdata->dev = &dev->dev;
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dma_set_mask(&dev->dev, DMA_BIT_MASK(32));
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hostdata->base = ioremap_nocache(base, 0x100);
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hostdata->differential = 0;
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hostdata->clock = SNIRM710_CLOCK;
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hostdata->force_le_on_be = 1;
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hostdata->chip710 = 1;
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hostdata->burst_length = 4;
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host = NCR_700_detect(&snirm710_template, hostdata, &dev->dev);
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if (!host)
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goto out_kfree;
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host->this_id = 7;
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host->base = base;
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host->irq = platform_get_irq(dev, 0);
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if(request_irq(host->irq, NCR_700_intr, IRQF_SHARED, "snirm710", host)) {
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printk(KERN_ERR "snirm710: request_irq failed!\n");
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goto out_put_host;
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}
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dev_set_drvdata(&dev->dev, host);
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scsi_scan_host(host);
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return 0;
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out_put_host:
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scsi_host_put(host);
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out_kfree:
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iounmap(hostdata->base);
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kfree(hostdata);
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return -ENODEV;
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}
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static int snirm710_driver_remove(struct platform_device *dev)
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{
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struct Scsi_Host *host = dev_get_drvdata(&dev->dev);
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struct NCR_700_Host_Parameters *hostdata =
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(struct NCR_700_Host_Parameters *)host->hostdata[0];
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scsi_remove_host(host);
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NCR_700_release(host);
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free_irq(host->irq, host);
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iounmap(hostdata->base);
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kfree(hostdata);
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return 0;
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}
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static struct platform_driver snirm710_driver = {
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.probe = snirm710_probe,
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.remove = snirm710_driver_remove,
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.driver = {
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.name = "snirm_53c710",
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},
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};
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static int __init snirm710_init(void)
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{
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return platform_driver_register(&snirm710_driver);
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}
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static void __exit snirm710_exit(void)
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{
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platform_driver_unregister(&snirm710_driver);
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}
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module_init(snirm710_init);
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module_exit(snirm710_exit);
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