Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*====================================================================== |
| 2 | |
| 3 | A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards. |
| 4 | |
| 5 | This driver supports the Adaptec AHA-1460, the New Media Bus |
| 6 | Toaster, and the New Media Toast & Jam. |
| 7 | |
| 8 | aha152x_cs.c 1.54 2000/06/12 21:27:25 |
| 9 | |
| 10 | The contents of this file are subject to the Mozilla Public |
| 11 | License Version 1.1 (the "License"); you may not use this file |
| 12 | except in compliance with the License. You may obtain a copy of |
| 13 | the License at http://www.mozilla.org/MPL/ |
| 14 | |
| 15 | Software distributed under the License is distributed on an "AS |
| 16 | IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or |
| 17 | implied. See the License for the specific language governing |
| 18 | rights and limitations under the License. |
| 19 | |
| 20 | The initial developer of the original code is David A. Hinds |
| 21 | <dahinds@users.sourceforge.net>. Portions created by David A. Hinds |
| 22 | are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
| 23 | |
| 24 | Alternatively, the contents of this file may be used under the |
| 25 | terms of the GNU General Public License version 2 (the "GPL"), in which |
| 26 | case the provisions of the GPL are applicable instead of the |
| 27 | above. If you wish to allow the use of your version of this file |
| 28 | only under the terms of the GPL and not to allow others to use |
| 29 | your version of this file under the MPL, indicate your decision |
| 30 | by deleting the provisions above and replace them with the notice |
| 31 | and other provisions required by the GPL. If you do not delete |
| 32 | the provisions above, a recipient may use your version of this |
| 33 | file under either the MPL or the GPL. |
| 34 | |
| 35 | ======================================================================*/ |
| 36 | |
| 37 | #include <linux/module.h> |
| 38 | #include <linux/init.h> |
| 39 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | #include <linux/slab.h> |
| 41 | #include <linux/string.h> |
| 42 | #include <linux/ioport.h> |
| 43 | #include <scsi/scsi.h> |
| 44 | #include <linux/major.h> |
| 45 | #include <linux/blkdev.h> |
| 46 | #include <scsi/scsi_ioctl.h> |
| 47 | |
| 48 | #include "scsi.h" |
| 49 | #include <scsi/scsi_host.h> |
| 50 | #include "aha152x.h" |
| 51 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | #include <pcmcia/cistpl.h> |
| 53 | #include <pcmcia/ds.h> |
| 54 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | |
| 56 | /*====================================================================*/ |
| 57 | |
| 58 | /* Parameters that can be set with 'insmod' */ |
| 59 | |
| 60 | /* SCSI bus setup options */ |
| 61 | static int host_id = 7; |
| 62 | static int reconnect = 1; |
| 63 | static int parity = 1; |
| 64 | static int synchronous = 1; |
| 65 | static int reset_delay = 100; |
| 66 | static int ext_trans = 0; |
| 67 | |
| 68 | module_param(host_id, int, 0); |
| 69 | module_param(reconnect, int, 0); |
| 70 | module_param(parity, int, 0); |
| 71 | module_param(synchronous, int, 0); |
| 72 | module_param(reset_delay, int, 0); |
| 73 | module_param(ext_trans, int, 0); |
| 74 | |
| 75 | MODULE_LICENSE("Dual MPL/GPL"); |
| 76 | |
| 77 | /*====================================================================*/ |
| 78 | |
| 79 | typedef struct scsi_info_t { |
Dominik Brodowski | fd23823 | 2006-03-05 10:45:09 +0100 | [diff] [blame] | 80 | struct pcmcia_device *p_dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | struct Scsi_Host *host; |
| 82 | } scsi_info_t; |
| 83 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 84 | static void aha152x_release_cs(struct pcmcia_device *link); |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 85 | static void aha152x_detach(struct pcmcia_device *p_dev); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 86 | static int aha152x_config_cs(struct pcmcia_device *link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 88 | static int aha152x_probe(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | { |
| 90 | scsi_info_t *info; |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 91 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 92 | dev_dbg(&link->dev, "aha152x_attach()\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | |
| 94 | /* Create new SCSI device */ |
Yoann Padioleau | dd00cc4 | 2007-07-19 01:49:03 -0700 | [diff] [blame] | 95 | info = kzalloc(sizeof(*info), GFP_KERNEL); |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 96 | if (!info) return -ENOMEM; |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 97 | info->p_dev = link; |
Dominik Brodowski | fd23823 | 2006-03-05 10:45:09 +0100 | [diff] [blame] | 98 | link->priv = info; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 99 | |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 100 | link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO; |
Dominik Brodowski | 7feabb6 | 2010-07-29 18:35:47 +0200 | [diff] [blame] | 101 | link->config_regs = PRESENT_OPTION; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 103 | return aha152x_config_cs(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | } /* aha152x_attach */ |
| 105 | |
| 106 | /*====================================================================*/ |
| 107 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 108 | static void aha152x_detach(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | { |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 110 | dev_dbg(&link->dev, "aha152x_detach\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 111 | |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 112 | aha152x_release_cs(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 113 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 114 | /* Unlink device structure, free bits */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | kfree(link->priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | } /* aha152x_detach */ |
| 117 | |
| 118 | /*====================================================================*/ |
| 119 | |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 120 | static int aha152x_config_check(struct pcmcia_device *p_dev, void *priv_data) |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 121 | { |
Dominik Brodowski | 90abdc3 | 2010-07-24 17:23:51 +0200 | [diff] [blame] | 122 | p_dev->io_lines = 10; |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 123 | |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 124 | /* For New Media T&J, look for a SCSI window */ |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 125 | if ((p_dev->resource[0]->end < 0x20) && |
| 126 | (p_dev->resource[1]->end >= 0x20)) |
| 127 | p_dev->resource[0]->start = p_dev->resource[1]->start; |
| 128 | |
| 129 | if (p_dev->resource[0]->start >= 0xffff) |
| 130 | return -EINVAL; |
| 131 | |
| 132 | p_dev->resource[1]->start = p_dev->resource[1]->end = 0; |
| 133 | p_dev->resource[0]->end = 0x20; |
| 134 | p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; |
| 135 | p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; |
| 136 | |
| 137 | return pcmcia_request_io(p_dev); |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 138 | } |
| 139 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 140 | static int aha152x_config_cs(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | scsi_info_t *info = link->priv; |
| 143 | struct aha152x_setup s; |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 144 | int ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 145 | struct Scsi_Host *host; |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 146 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 147 | dev_dbg(&link->dev, "aha152x_config\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 149 | ret = pcmcia_loop_config(link, aha152x_config_check, NULL); |
| 150 | if (ret) |
| 151 | goto failed; |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 152 | |
Dominik Brodowski | eb14120 | 2010-03-07 12:21:16 +0100 | [diff] [blame] | 153 | if (!link->irq) |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 154 | goto failed; |
| 155 | |
Dominik Brodowski | 1ac71e5 | 2010-07-29 19:27:09 +0200 | [diff] [blame] | 156 | ret = pcmcia_enable_device(link); |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 157 | if (ret) |
| 158 | goto failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 159 | |
| 160 | /* Set configuration options for the aha152x driver */ |
| 161 | memset(&s, 0, sizeof(s)); |
| 162 | s.conf = "PCMCIA setup"; |
Dominik Brodowski | 9a017a9 | 2010-07-24 15:58:54 +0200 | [diff] [blame] | 163 | s.io_port = link->resource[0]->start; |
Dominik Brodowski | eb14120 | 2010-03-07 12:21:16 +0100 | [diff] [blame] | 164 | s.irq = link->irq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 165 | s.scsiid = host_id; |
| 166 | s.reconnect = reconnect; |
| 167 | s.parity = parity; |
| 168 | s.synchronous = synchronous; |
| 169 | s.delay = reset_delay; |
| 170 | if (ext_trans) |
| 171 | s.ext_trans = ext_trans; |
| 172 | |
| 173 | host = aha152x_probe_one(&s); |
| 174 | if (host == NULL) { |
| 175 | printk(KERN_INFO "aha152x_cs: no SCSI devices found\n"); |
Dominik Brodowski | 3e71661 | 2009-10-24 15:54:14 +0200 | [diff] [blame] | 176 | goto failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | } |
| 178 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | info->host = host; |
| 180 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 181 | return 0; |
| 182 | |
Dominik Brodowski | 0e6f9d2 | 2008-07-29 08:38:55 +0200 | [diff] [blame] | 183 | failed: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | aha152x_release_cs(link); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 185 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | } |
| 187 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 188 | static void aha152x_release_cs(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | { |
| 190 | scsi_info_t *info = link->priv; |
| 191 | |
| 192 | aha152x_release(info->host); |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 193 | pcmcia_disable_device(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | } |
| 195 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 196 | static int aha152x_resume(struct pcmcia_device *link) |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 197 | { |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 198 | scsi_info_t *info = link->priv; |
| 199 | |
Dominik Brodowski | 8661bb5 | 2006-03-02 00:02:33 +0100 | [diff] [blame] | 200 | aha152x_host_reset_host(info->host); |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 201 | |
| 202 | return 0; |
| 203 | } |
| 204 | |
Dominik Brodowski | 2dc27da | 2005-06-27 16:28:19 -0700 | [diff] [blame] | 205 | static struct pcmcia_device_id aha152x_ids[] = { |
| 206 | PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e), |
| 207 | PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e), |
| 208 | PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20), |
| 209 | PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c), |
| 210 | PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b), |
| 211 | PCMCIA_DEVICE_NULL, |
| 212 | }; |
| 213 | MODULE_DEVICE_TABLE(pcmcia, aha152x_ids); |
| 214 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | static struct pcmcia_driver aha152x_cs_driver = { |
| 216 | .owner = THIS_MODULE, |
Dominik Brodowski | 2e9b981 | 2010-08-08 11:36:26 +0200 | [diff] [blame] | 217 | .name = "aha152x_cs", |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 218 | .probe = aha152x_probe, |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 219 | .remove = aha152x_detach, |
Dominik Brodowski | 2dc27da | 2005-06-27 16:28:19 -0700 | [diff] [blame] | 220 | .id_table = aha152x_ids, |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 221 | .resume = aha152x_resume, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 222 | }; |
| 223 | |
| 224 | static int __init init_aha152x_cs(void) |
| 225 | { |
| 226 | return pcmcia_register_driver(&aha152x_cs_driver); |
| 227 | } |
| 228 | |
| 229 | static void __exit exit_aha152x_cs(void) |
| 230 | { |
| 231 | pcmcia_unregister_driver(&aha152x_cs_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 232 | } |
| 233 | |
| 234 | module_init(init_aha152x_cs); |
| 235 | module_exit(exit_aha152x_cs); |