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Commit 8674a8aa authored by Ondrej Zary's avatar Ondrej Zary Committed by Martin K. Petersen
Browse files

scsi: fdomain: Add PCMCIA support 



Add PCMCIA card support to Future Domain SCSI driver.

Tested with IBM SCSI PCMCIA Adapter 40G1890.

Signed-off-by: default avatarOndrej Zary <linux@zary.sk>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 1697c6a6

drivers/scsi/fdomain.c

+5 −2
Original line number Diff line number Diff line
@@ -510,6 +510,7 @@ struct Scsi_Host *fdomain_create(int base, int irq, int this_id, 
	static const char * const chip_names[] = {

		"Unknown", "TMC-1800", "TMC-18C50", "TMC-18C30"

	};

	unsigned long irq_flags = 0;



	chip = fdomain_identify(base);

	if (!chip)
@@ -541,8 +542,10 @@ struct Scsi_Host *fdomain_create(int base, int irq, int this_id, 
	fd->chip = chip;

	INIT_WORK(&fd->work, fdomain_work);



	if (request_irq(irq, fdomain_irq, dev_is_pci(dev) ? IRQF_SHARED : 0,

			  "fdomain", fd))

	if (dev_is_pci(dev) || !strcmp(dev->bus->name, "pcmcia"))

		irq_flags = IRQF_SHARED;



	if (request_irq(irq, fdomain_irq, irq_flags, "fdomain", fd))

		goto fail_put;



	shost_printk(KERN_INFO, sh, "%s chip at 0x%x irq %d SCSI ID %d\n",

drivers/scsi/pcmcia/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -19,6 +19,16 @@ config PCMCIA_AHA152X 
	  To compile this driver as a module, choose M here: the

	  module will be called aha152x_cs.



config PCMCIA_FDOMAIN

	tristate "Future Domain PCMCIA support"

	select SCSI_FDOMAIN

	help

	  Say Y here if you intend to attach this type of PCMCIA SCSI host

	  adapter to your computer.



	  To compile this driver as a module, choose M here: the

	  module will be called fdomain_cs.



config PCMCIA_NINJA_SCSI

	tristate "NinjaSCSI-3 / NinjaSCSI-32Bi (16bit) PCMCIA support"

	depends on !64BIT

drivers/scsi/pcmcia/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ ccflags-y := -I $(srctree)/drivers/scsi 


# 16-bit client drivers

obj-$(CONFIG_PCMCIA_QLOGIC)	+= qlogic_cs.o

obj-$(CONFIG_PCMCIA_FDOMAIN)	+= fdomain_cs.o

obj-$(CONFIG_PCMCIA_AHA152X)	+= aha152x_cs.o

obj-$(CONFIG_PCMCIA_NINJA_SCSI)	+= nsp_cs.o

obj-$(CONFIG_PCMCIA_SYM53C500)	+= sym53c500_cs.o

drivers/scsi/pcmcia/fdomain_cs.c

0 → 100644
+95 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: (GPL-2.0 OR MPL-1.1)

/*

 * Driver for Future Domain-compatible PCMCIA SCSI cards

 * Copyright 2019 Ondrej Zary

 *

 * The initial developer of the original code is David A. Hinds

 * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds

 * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.

 */



#include <linux/module.h>

#include <linux/init.h>

#include <scsi/scsi_host.h>

#include <pcmcia/cistpl.h>

#include <pcmcia/ds.h>

#include "fdomain.h"



MODULE_AUTHOR("Ondrej Zary, David Hinds");

MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver");

MODULE_LICENSE("Dual MPL/GPL");



static int fdomain_config_check(struct pcmcia_device *p_dev, void *priv_data)

{

	p_dev->io_lines = 10;

	p_dev->resource[0]->end = FDOMAIN_REGION_SIZE;

	p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;

	p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;

	return pcmcia_request_io(p_dev);

}



static int fdomain_probe(struct pcmcia_device *link)

{

	int ret;

	struct Scsi_Host *sh;



	link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;

	link->config_regs = PRESENT_OPTION;



	ret = pcmcia_loop_config(link, fdomain_config_check, NULL);

	if (ret)

		return ret;



	ret = pcmcia_enable_device(link);

	if (ret)

		goto fail_disable;



	if (!request_region(link->resource[0]->start, FDOMAIN_REGION_SIZE,

			    "fdomain_cs"))

		goto fail_disable;



	sh = fdomain_create(link->resource[0]->start, link->irq, 7, &link->dev);

	if (!sh) {

		dev_err(&link->dev, "Controller initialization failed");

		ret = -ENODEV;

		goto fail_release;

	}



	link->priv = sh;



	return 0;



fail_release:

	release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE);

fail_disable:

	pcmcia_disable_device(link);

	return ret;

}



static void fdomain_remove(struct pcmcia_device *link)

{

	fdomain_destroy(link->priv);

	release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE);

	pcmcia_disable_device(link);

}



static const struct pcmcia_device_id fdomain_ids[] = {

	PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88,

				0x859cad20),

	PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e),

	PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation",

				"SCSI PCMCIA Credit Card Controller",

				0x182bdafe, 0xc80d106f),

	PCMCIA_DEVICE_NULL,

};

MODULE_DEVICE_TABLE(pcmcia, fdomain_ids);



static struct pcmcia_driver fdomain_cs_driver = {

	.owner		= THIS_MODULE,

	.name		= "fdomain_cs",

	.probe		= fdomain_probe,

	.remove		= fdomain_remove,

	.id_table       = fdomain_ids,

};



module_pcmcia_driver(fdomain_cs_driver);