diff options
author | Ondrej Zary <linux@zary.sk> | 2019-05-27 22:19:47 +0200 |
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committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-06-18 19:46:23 -0400 |
commit | 8674a8aa2c399cb4014052796ba4bd0fbd6f3c03 (patch) | |
tree | ce150a192b61e546d167302128e391ad02690581 /drivers/scsi/pcmcia/fdomain_cs.c | |
parent | 1697c6a64c49df3ed1a7e81845dcf2edf6ea23db (diff) | |
download | linux-8674a8aa2c399cb4014052796ba4bd0fbd6f3c03.tar.bz2 |
scsi: fdomain: Add PCMCIA support
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>
Diffstat (limited to 'drivers/scsi/pcmcia/fdomain_cs.c')
-rw-r--r-- | drivers/scsi/pcmcia/fdomain_cs.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/drivers/scsi/pcmcia/fdomain_cs.c b/drivers/scsi/pcmcia/fdomain_cs.c new file mode 100644 index 000000000000..e42acf314d06 --- /dev/null +++ b/drivers/scsi/pcmcia/fdomain_cs.c @@ -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); |