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Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/pcmcia/fdomain_cs.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/scsi/pcmcia/fdomain_cs.c b/drivers/scsi/pcmcia/fdomain_cs.c new file mode 100644 index 000000000..33df6a9ba --- /dev/null +++ b/drivers/scsi/pcmcia/fdomain_cs.c @@ -0,0 +1,97 @@ +// 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")) { + ret = -EBUSY; + 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); |