1*4882a593Smuzhiyun // SPDX-License-Identifier: (GPL-2.0 OR MPL-1.1)
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Driver for Future Domain-compatible PCMCIA SCSI cards
4*4882a593Smuzhiyun * Copyright 2019 Ondrej Zary
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * The initial developer of the original code is David A. Hinds
7*4882a593Smuzhiyun * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
8*4882a593Smuzhiyun * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
9*4882a593Smuzhiyun */
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include <linux/module.h>
12*4882a593Smuzhiyun #include <linux/init.h>
13*4882a593Smuzhiyun #include <scsi/scsi_host.h>
14*4882a593Smuzhiyun #include <pcmcia/cistpl.h>
15*4882a593Smuzhiyun #include <pcmcia/ds.h>
16*4882a593Smuzhiyun #include "fdomain.h"
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun MODULE_AUTHOR("Ondrej Zary, David Hinds");
19*4882a593Smuzhiyun MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver");
20*4882a593Smuzhiyun MODULE_LICENSE("Dual MPL/GPL");
21*4882a593Smuzhiyun
fdomain_config_check(struct pcmcia_device * p_dev,void * priv_data)22*4882a593Smuzhiyun static int fdomain_config_check(struct pcmcia_device *p_dev, void *priv_data)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun p_dev->io_lines = 10;
25*4882a593Smuzhiyun p_dev->resource[0]->end = FDOMAIN_REGION_SIZE;
26*4882a593Smuzhiyun p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
27*4882a593Smuzhiyun p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
28*4882a593Smuzhiyun return pcmcia_request_io(p_dev);
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun
fdomain_probe(struct pcmcia_device * link)31*4882a593Smuzhiyun static int fdomain_probe(struct pcmcia_device *link)
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun int ret;
34*4882a593Smuzhiyun struct Scsi_Host *sh;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
37*4882a593Smuzhiyun link->config_regs = PRESENT_OPTION;
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun ret = pcmcia_loop_config(link, fdomain_config_check, NULL);
40*4882a593Smuzhiyun if (ret)
41*4882a593Smuzhiyun return ret;
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun ret = pcmcia_enable_device(link);
44*4882a593Smuzhiyun if (ret)
45*4882a593Smuzhiyun goto fail_disable;
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun if (!request_region(link->resource[0]->start, FDOMAIN_REGION_SIZE,
48*4882a593Smuzhiyun "fdomain_cs")) {
49*4882a593Smuzhiyun ret = -EBUSY;
50*4882a593Smuzhiyun goto fail_disable;
51*4882a593Smuzhiyun }
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun sh = fdomain_create(link->resource[0]->start, link->irq, 7, &link->dev);
54*4882a593Smuzhiyun if (!sh) {
55*4882a593Smuzhiyun dev_err(&link->dev, "Controller initialization failed");
56*4882a593Smuzhiyun ret = -ENODEV;
57*4882a593Smuzhiyun goto fail_release;
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun link->priv = sh;
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun return 0;
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun fail_release:
65*4882a593Smuzhiyun release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE);
66*4882a593Smuzhiyun fail_disable:
67*4882a593Smuzhiyun pcmcia_disable_device(link);
68*4882a593Smuzhiyun return ret;
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun
fdomain_remove(struct pcmcia_device * link)71*4882a593Smuzhiyun static void fdomain_remove(struct pcmcia_device *link)
72*4882a593Smuzhiyun {
73*4882a593Smuzhiyun fdomain_destroy(link->priv);
74*4882a593Smuzhiyun release_region(link->resource[0]->start, FDOMAIN_REGION_SIZE);
75*4882a593Smuzhiyun pcmcia_disable_device(link);
76*4882a593Smuzhiyun }
77*4882a593Smuzhiyun
78*4882a593Smuzhiyun static const struct pcmcia_device_id fdomain_ids[] = {
79*4882a593Smuzhiyun PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88,
80*4882a593Smuzhiyun 0x859cad20),
81*4882a593Smuzhiyun PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e),
82*4882a593Smuzhiyun PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation",
83*4882a593Smuzhiyun "SCSI PCMCIA Credit Card Controller",
84*4882a593Smuzhiyun 0x182bdafe, 0xc80d106f),
85*4882a593Smuzhiyun PCMCIA_DEVICE_NULL,
86*4882a593Smuzhiyun };
87*4882a593Smuzhiyun MODULE_DEVICE_TABLE(pcmcia, fdomain_ids);
88*4882a593Smuzhiyun
89*4882a593Smuzhiyun static struct pcmcia_driver fdomain_cs_driver = {
90*4882a593Smuzhiyun .owner = THIS_MODULE,
91*4882a593Smuzhiyun .name = "fdomain_cs",
92*4882a593Smuzhiyun .probe = fdomain_probe,
93*4882a593Smuzhiyun .remove = fdomain_remove,
94*4882a593Smuzhiyun .id_table = fdomain_ids,
95*4882a593Smuzhiyun };
96*4882a593Smuzhiyun
97*4882a593Smuzhiyun module_pcmcia_driver(fdomain_cs_driver);
98