| Ondrej Zary | 8674a8a | 2019-05-27 22:19:47 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0 OR MPL-1.1) |
| 2 | /* |
| 3 | * Driver for Future Domain-compatible PCMCIA SCSI cards |
| 4 | * Copyright 2019 Ondrej Zary |
| 5 | * |
| 6 | * The initial developer of the original code is David A. Hinds |
| 7 | * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds |
| 8 | * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
| 9 | */ |
| 10 | |
| 11 | #include <linux/module.h> |
| 12 | #include <linux/init.h> |
| 13 | #include <scsi/scsi_host.h> |
| 14 | #include <pcmcia/cistpl.h> |
| 15 | #include <pcmcia/ds.h> |
| 16 | #include "fdomain.h" |
| 17 | |
| 18 | MODULE_AUTHOR("Ondrej Zary, David Hinds"); |
| 19 | MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver"); |
| 20 | MODULE_LICENSE("Dual MPL/GPL"); |
| 21 | |
| 22 | static int fdomain_config_check(struct pcmcia_device *p_dev, void *priv_data) |
| 23 | { |
| 24 | p_dev->io_lines = 10; |
| 25 | p_dev->resource[0]->end = FDOMAIN_REGION_SIZE; |
| 26 | p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; |
| 27 | p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; |
| 28 | return pcmcia_request_io(p_dev); |
| 29 | } |
| 30 | |
| 31 | static int fdomain_probe(struct pcmcia_device *link) |
| 32 | { |
| 33 | int ret; |
| 34 | struct Scsi_Host *sh; |
| 35 | |
| 36 | link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO; |
| 37 | link->config_regs = PRESENT_OPTION; |
| 38 | |
| 39 | ret = pcmcia_loop_config(link, fdomain_config_check, NULL); |
| 40 | if (ret) |
| 41 | return ret; |
| 42 | |
| 43 | ret = pcmcia_enable_device(link); |
| 44 | if (ret) |
| 45 | goto fail_disable; |
| 46 | |
| 47 | if (!request_region(link->resource[0]->start, FDOMAIN_REGION_SIZE, |
| 48 | "fdomain_cs")) |
| 49 | goto fail_disable; |
| 50 | |
| 51 | sh = fdomain_create(link->resource[0]->start, link->irq, 7, &link->dev); |
| 52 | if (!sh) { |
| 53 | dev_err(&link->dev, "Controller initialization failed"); |
| 54 | ret = -ENODEV; |
| 55 | goto fail_release; |
| 56 | } |
| 57 | |
| 58 | link->priv = sh; |
| 59 | |
| 60 | return 0; |
| 61 | |
| 62 | fail_release: |
| 63 | release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE); |
| 64 | fail_disable: |
| 65 | pcmcia_disable_device(link); |
| 66 | return ret; |
| 67 | } |
| 68 | |
| 69 | static void fdomain_remove(struct pcmcia_device *link) |
| 70 | { |
| 71 | fdomain_destroy(link->priv); |
| 72 | release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE); |
| 73 | pcmcia_disable_device(link); |
| 74 | } |
| 75 | |
| 76 | static const struct pcmcia_device_id fdomain_ids[] = { |
| 77 | PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88, |
| 78 | 0x859cad20), |
| 79 | PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e), |
| 80 | PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation", |
| 81 | "SCSI PCMCIA Credit Card Controller", |
| 82 | 0x182bdafe, 0xc80d106f), |
| 83 | PCMCIA_DEVICE_NULL, |
| 84 | }; |
| 85 | MODULE_DEVICE_TABLE(pcmcia, fdomain_ids); |
| 86 | |
| 87 | static struct pcmcia_driver fdomain_cs_driver = { |
| 88 | .owner = THIS_MODULE, |
| 89 | .name = "fdomain_cs", |
| 90 | .probe = fdomain_probe, |
| 91 | .remove = fdomain_remove, |
| 92 | .id_table = fdomain_ids, |
| 93 | }; |
| 94 | |
| 95 | module_pcmcia_driver(fdomain_cs_driver); |