Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*====================================================================== |
| 2 | |
| 3 | A driver for Future Domain-compatible PCMCIA SCSI cards |
| 4 | |
| 5 | fdomain_cs.c 1.47 2001/10/13 00:08:52 |
| 6 | |
| 7 | The contents of this file are subject to the Mozilla Public |
| 8 | License Version 1.1 (the "License"); you may not use this file |
| 9 | except in compliance with the License. You may obtain a copy of |
| 10 | the License at http://www.mozilla.org/MPL/ |
| 11 | |
| 12 | Software distributed under the License is distributed on an "AS |
| 13 | IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or |
| 14 | implied. See the License for the specific language governing |
| 15 | rights and limitations under the License. |
| 16 | |
| 17 | The initial developer of the original code is David A. Hinds |
| 18 | <dahinds@users.sourceforge.net>. Portions created by David A. Hinds |
| 19 | are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
| 20 | |
| 21 | Alternatively, the contents of this file may be used under the |
| 22 | terms of the GNU General Public License version 2 (the "GPL"), in |
| 23 | which case the provisions of the GPL are applicable instead of the |
| 24 | above. If you wish to allow the use of your version of this file |
| 25 | only under the terms of the GPL and not to allow others to use |
| 26 | your version of this file under the MPL, indicate your decision |
| 27 | by deleting the provisions above and replace them with the notice |
| 28 | and other provisions required by the GPL. If you do not delete |
| 29 | the provisions above, a recipient may use your version of this |
| 30 | file under either the MPL or the GPL. |
| 31 | |
| 32 | ======================================================================*/ |
| 33 | |
| 34 | #include <linux/module.h> |
| 35 | #include <linux/init.h> |
| 36 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | #include <linux/slab.h> |
| 38 | #include <linux/string.h> |
| 39 | #include <linux/ioport.h> |
| 40 | #include <scsi/scsi.h> |
| 41 | #include <linux/major.h> |
| 42 | #include <linux/blkdev.h> |
| 43 | #include <scsi/scsi_ioctl.h> |
| 44 | |
| 45 | #include "scsi.h" |
| 46 | #include <scsi/scsi_host.h> |
| 47 | #include "fdomain.h" |
| 48 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | #include <pcmcia/cistpl.h> |
| 50 | #include <pcmcia/ds.h> |
| 51 | |
| 52 | /*====================================================================*/ |
| 53 | |
| 54 | /* Module parameters */ |
| 55 | |
| 56 | MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); |
| 57 | MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver"); |
| 58 | MODULE_LICENSE("Dual MPL/GPL"); |
| 59 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | /*====================================================================*/ |
| 61 | |
| 62 | typedef struct scsi_info_t { |
Dominik Brodowski | fd23823 | 2006-03-05 10:45:09 +0100 | [diff] [blame] | 63 | struct pcmcia_device *p_dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | struct Scsi_Host *host; |
| 65 | } scsi_info_t; |
| 66 | |
| 67 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 68 | static void fdomain_release(struct pcmcia_device *link); |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 69 | static void fdomain_detach(struct pcmcia_device *p_dev); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 70 | static int fdomain_config(struct pcmcia_device *link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 72 | static int fdomain_probe(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | { |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 74 | scsi_info_t *info; |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 75 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 76 | dev_dbg(&link->dev, "fdomain_attach()\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 78 | /* Create new SCSI device */ |
| 79 | info = kzalloc(sizeof(*info), GFP_KERNEL); |
| 80 | if (!info) |
| 81 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 83 | info->p_dev = link; |
| 84 | link->priv = info; |
Dominik Brodowski | 90abdc3 | 2010-07-24 17:23:51 +0200 | [diff] [blame] | 85 | link->resource[0]->end = 0x10; |
| 86 | link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; |
Dominik Brodowski | 1ac71e5 | 2010-07-29 19:27:09 +0200 | [diff] [blame] | 87 | link->config_flags |= CONF_ENABLE_IRQ; |
Dominik Brodowski | 7feabb6 | 2010-07-29 18:35:47 +0200 | [diff] [blame] | 88 | link->config_regs = PRESENT_OPTION; |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 89 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 90 | return fdomain_config(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | } /* fdomain_attach */ |
| 92 | |
| 93 | /*====================================================================*/ |
| 94 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 95 | static void fdomain_detach(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 96 | { |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 97 | dev_dbg(&link->dev, "fdomain_detach\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 99 | fdomain_release(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | |
Dominik Brodowski | b463581 | 2005-11-14 21:25:35 +0100 | [diff] [blame] | 101 | kfree(link->priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | } /* fdomain_detach */ |
| 103 | |
| 104 | /*====================================================================*/ |
| 105 | |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 106 | static int fdomain_config_check(struct pcmcia_device *p_dev, |
Dominik Brodowski | 8e2fc39 | 2008-08-02 15:30:31 +0200 | [diff] [blame] | 107 | cistpl_cftable_entry_t *cfg, |
| 108 | cistpl_cftable_entry_t *dflt, |
| 109 | void *priv_data) |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 110 | { |
Dominik Brodowski | 90abdc3 | 2010-07-24 17:23:51 +0200 | [diff] [blame] | 111 | p_dev->io_lines = 10; |
| 112 | p_dev->resource[0]->start = cfg->io.win[0].base; |
| 113 | return pcmcia_request_io(p_dev); |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 117 | static int fdomain_config(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 119 | scsi_info_t *info = link->priv; |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 120 | int ret; |
Olof Johansson | ecb8a84 | 2008-02-04 22:27:34 -0800 | [diff] [blame] | 121 | char str[22]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | struct Scsi_Host *host; |
| 123 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 124 | dev_dbg(&link->dev, "fdomain_config\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 126 | ret = pcmcia_loop_config(link, fdomain_config_check, NULL); |
| 127 | if (ret) |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 128 | goto failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | |
Dominik Brodowski | eb14120 | 2010-03-07 12:21:16 +0100 | [diff] [blame] | 130 | if (!link->irq) |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 131 | goto failed; |
Dominik Brodowski | 1ac71e5 | 2010-07-29 19:27:09 +0200 | [diff] [blame] | 132 | ret = pcmcia_enable_device(link); |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 133 | if (ret) |
| 134 | goto failed; |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 135 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 136 | /* A bad hack... */ |
Dominik Brodowski | 9a017a9 | 2010-07-24 15:58:54 +0200 | [diff] [blame] | 137 | release_region(link->resource[0]->start, resource_size(link->resource[0])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 138 | |
| 139 | /* Set configuration options for the fdomain driver */ |
Dominik Brodowski | 9a017a9 | 2010-07-24 15:58:54 +0200 | [diff] [blame] | 140 | sprintf(str, "%d,%d", (unsigned int) link->resource[0]->start, link->irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | fdomain_setup(str); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 142 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | host = __fdomain_16x0_detect(&fdomain_driver_template); |
| 144 | if (!host) { |
| 145 | printk(KERN_INFO "fdomain_cs: no SCSI devices found\n"); |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 146 | goto failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | } |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 148 | |
| 149 | if (scsi_add_host(host, NULL)) |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 150 | goto failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | scsi_scan_host(host); |
| 152 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | info->host = host; |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 154 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 155 | return 0; |
| 156 | |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 157 | failed: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | fdomain_release(link); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 159 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | } /* fdomain_config */ |
| 161 | |
| 162 | /*====================================================================*/ |
| 163 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 164 | static void fdomain_release(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 165 | { |
Dominik Brodowski | 5f2a71f | 2006-01-15 09:32:39 +0100 | [diff] [blame] | 166 | scsi_info_t *info = link->priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 168 | dev_dbg(&link->dev, "fdomain_release\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | |
Dominik Brodowski | 5f2a71f | 2006-01-15 09:32:39 +0100 | [diff] [blame] | 170 | scsi_remove_host(info->host); |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 171 | pcmcia_disable_device(link); |
Dominik Brodowski | 5f2a71f | 2006-01-15 09:32:39 +0100 | [diff] [blame] | 172 | scsi_unregister(info->host); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | /*====================================================================*/ |
| 176 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 177 | static int fdomain_resume(struct pcmcia_device *link) |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 178 | { |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 179 | fdomain_16x0_bus_reset(NULL); |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 180 | |
| 181 | return 0; |
| 182 | } |
| 183 | |
Dominik Brodowski | 2d1fb37 | 2005-06-27 16:28:21 -0700 | [diff] [blame] | 184 | static struct pcmcia_device_id fdomain_ids[] = { |
| 185 | PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88, 0x859cad20), |
| 186 | PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e), |
| 187 | PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation", "SCSI PCMCIA Credit Card Controller", 0x182bdafe, 0xc80d106f), |
| 188 | PCMCIA_DEVICE_NULL, |
| 189 | }; |
| 190 | MODULE_DEVICE_TABLE(pcmcia, fdomain_ids); |
| 191 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 192 | static struct pcmcia_driver fdomain_cs_driver = { |
| 193 | .owner = THIS_MODULE, |
| 194 | .drv = { |
| 195 | .name = "fdomain_cs", |
| 196 | }, |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 197 | .probe = fdomain_probe, |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 198 | .remove = fdomain_detach, |
Dominik Brodowski | 2d1fb37 | 2005-06-27 16:28:21 -0700 | [diff] [blame] | 199 | .id_table = fdomain_ids, |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 200 | .resume = fdomain_resume, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 201 | }; |
| 202 | |
| 203 | static int __init init_fdomain_cs(void) |
| 204 | { |
| 205 | return pcmcia_register_driver(&fdomain_cs_driver); |
| 206 | } |
| 207 | |
| 208 | static void __exit exit_fdomain_cs(void) |
| 209 | { |
| 210 | pcmcia_unregister_driver(&fdomain_cs_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | module_init(init_fdomain_cs); |
| 214 | module_exit(exit_fdomain_cs); |