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scsi: fdomain: Add PCMCIA support

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Add PCMCIA card support to Future Domain SCSI driver.

Tested with IBM SCSI PCMCIA Adapter 40G1890.

Signed-off-by: Ondrej Zary <linux@zary.sk>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Ondrej Zary 2019-05-27 22:19:47 +02:00 committed by Martin K. Petersen
parent 1697c6a64c
commit 8674a8aa2c
4 changed files with 111 additions and 2 deletions
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7
drivers/scsi/fdomain.c
View File

@ -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",

10
drivers/scsi/pcmcia/Kconfig
View File

@ -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

1
drivers/scsi/pcmcia/Makefile
View File

@ -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

95
drivers/scsi/pcmcia/fdomain_cs.c Normal file
View File

@ -0,0 +1,95 @@
// 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);