Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*====================================================================== |
| 2 | |
| 3 | Aironet driver for 4500 and 4800 series cards |
| 4 | |
| 5 | This code is released under both the GPL version 2 and BSD licenses. |
| 6 | Either license may be used. The respective licenses are found at |
| 7 | the end of this file. |
| 8 | |
| 9 | This code was developed by Benjamin Reed <breed@users.sourceforge.net> |
| 10 | including portions of which come from the Aironet PC4500 |
| 11 | Developer's Reference Manual and used with permission. Copyright |
| 12 | (C) 1999 Benjamin Reed. All Rights Reserved. Permission to use |
| 13 | code in the Developer's manual was granted for this driver by |
| 14 | Aironet. |
| 15 | |
| 16 | In addition this module was derived from dummy_cs. |
| 17 | The initial developer of dummy_cs is David A. Hinds |
| 18 | <dahinds@users.sourceforge.net>. Portions created by David A. Hinds |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 19 | are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
| 20 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | ======================================================================*/ |
| 22 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #ifdef __IN_PCMCIA_PACKAGE__ |
| 24 | #include <pcmcia/k_compat.h> |
| 25 | #endif |
| 26 | #include <linux/init.h> |
| 27 | #include <linux/kernel.h> |
| 28 | #include <linux/module.h> |
| 29 | #include <linux/ptrace.h> |
| 30 | #include <linux/slab.h> |
| 31 | #include <linux/string.h> |
| 32 | #include <linux/timer.h> |
| 33 | #include <linux/netdevice.h> |
| 34 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | #include <pcmcia/cistpl.h> |
| 36 | #include <pcmcia/cisreg.h> |
| 37 | #include <pcmcia/ds.h> |
| 38 | |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 39 | #include <linux/io.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | |
Adrian Bunk | d380876 | 2005-11-05 17:42:27 +0100 | [diff] [blame] | 41 | #include "airo.h" |
| 42 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | |
| 44 | /*====================================================================*/ |
| 45 | |
| 46 | MODULE_AUTHOR("Benjamin Reed"); |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 47 | MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet " |
| 48 | "cards. This is the module that links the PCMCIA card " |
| 49 | "with the airo module."); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | MODULE_LICENSE("Dual BSD/GPL"); |
| 51 | MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340 PCMCIA cards"); |
| 52 | |
| 53 | /*====================================================================*/ |
| 54 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 55 | static int airo_config(struct pcmcia_device *link); |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 56 | static void airo_release(struct pcmcia_device *link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 58 | static void airo_detach(struct pcmcia_device *p_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | typedef struct local_info_t { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | struct net_device *eth_dev; |
| 62 | } local_info_t; |
| 63 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 64 | static int airo_probe(struct pcmcia_device *p_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | local_info_t *local; |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 67 | |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 68 | dev_dbg(&p_dev->dev, "airo_attach()\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | /* Allocate space for private device-specific data */ |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 71 | local = kzalloc(sizeof(local_info_t), GFP_KERNEL); |
Joe Perches | 0d2e7a5 | 2013-02-03 17:28:14 +0000 | [diff] [blame] | 72 | if (!local) |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 73 | return -ENOMEM; |
Joe Perches | 0d2e7a5 | 2013-02-03 17:28:14 +0000 | [diff] [blame] | 74 | |
Dominik Brodowski | fd23823 | 2006-03-05 10:45:09 +0100 | [diff] [blame] | 75 | p_dev->priv = local; |
Dominik Brodowski | f8cfa61 | 2005-11-14 21:25:51 +0100 | [diff] [blame] | 76 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 77 | return airo_config(p_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | } /* airo_attach */ |
| 79 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 80 | static void airo_detach(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | { |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 82 | dev_dbg(&link->dev, "airo_detach\n"); |
Dominik Brodowski | b463581 | 2005-11-14 21:25:35 +0100 | [diff] [blame] | 83 | |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 84 | airo_release(link); |
Dominik Brodowski | b463581 | 2005-11-14 21:25:35 +0100 | [diff] [blame] | 85 | |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 86 | if (((local_info_t *)link->priv)->eth_dev) { |
| 87 | stop_airo_card(((local_info_t *)link->priv)->eth_dev, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | } |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 89 | ((local_info_t *)link->priv)->eth_dev = NULL; |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 90 | |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 91 | kfree(link->priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | } /* airo_detach */ |
| 93 | |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 94 | static int airo_cs_config_check(struct pcmcia_device *p_dev, void *priv_data) |
Dominik Brodowski | b54bf94 | 2008-08-02 14:28:43 +0200 | [diff] [blame] | 95 | { |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 96 | if (p_dev->config_index == 0) |
| 97 | return -EINVAL; |
Dominik Brodowski | b54bf94 | 2008-08-02 14:28:43 +0200 | [diff] [blame] | 98 | |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 99 | return pcmcia_request_io(p_dev); |
Dominik Brodowski | b54bf94 | 2008-08-02 14:28:43 +0200 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 103 | static int airo_config(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 105 | local_info_t *dev; |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 106 | int ret; |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 107 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | dev = link->priv; |
| 109 | |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 110 | dev_dbg(&link->dev, "airo_config\n"); |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 111 | |
Dominik Brodowski | 440eed4 | 2010-07-30 09:51:52 +0200 | [diff] [blame] | 112 | link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_VPP | |
Dominik Brodowski | 00990e7 | 2010-07-30 13:13:46 +0200 | [diff] [blame] | 113 | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO; |
Dominik Brodowski | 440eed4 | 2010-07-30 09:51:52 +0200 | [diff] [blame] | 114 | |
Dominik Brodowski | 0f52e86 | 2010-07-28 09:32:02 +0200 | [diff] [blame] | 115 | ret = pcmcia_loop_config(link, airo_cs_config_check, NULL); |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 116 | if (ret) |
Dominik Brodowski | b54bf94 | 2008-08-02 14:28:43 +0200 | [diff] [blame] | 117 | goto failed; |
| 118 | |
Dominik Brodowski | eb14120 | 2010-03-07 12:21:16 +0100 | [diff] [blame] | 119 | if (!link->irq) |
| 120 | goto failed; |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 121 | |
Dominik Brodowski | 1ac71e5 | 2010-07-29 19:27:09 +0200 | [diff] [blame] | 122 | ret = pcmcia_enable_device(link); |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 123 | if (ret) |
| 124 | goto failed; |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 125 | ((local_info_t *)link->priv)->eth_dev = |
Dominik Brodowski | eb14120 | 2010-03-07 12:21:16 +0100 | [diff] [blame] | 126 | init_airo_card(link->irq, |
Dominik Brodowski | 9a017a9 | 2010-07-24 15:58:54 +0200 | [diff] [blame] | 127 | link->resource[0]->start, 1, &link->dev); |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 128 | if (!((local_info_t *)link->priv)->eth_dev) |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 129 | goto failed; |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 130 | |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 131 | return 0; |
| 132 | |
Dominik Brodowski | b54bf94 | 2008-08-02 14:28:43 +0200 | [diff] [blame] | 133 | failed: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | airo_release(link); |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 135 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 136 | } /* airo_config */ |
| 137 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 138 | static void airo_release(struct pcmcia_device *link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | { |
Dominik Brodowski | 2caff147 | 2009-10-24 15:53:36 +0200 | [diff] [blame] | 140 | dev_dbg(&link->dev, "airo_release\n"); |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 141 | pcmcia_disable_device(link); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | } |
| 143 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 144 | static int airo_suspend(struct pcmcia_device *link) |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 145 | { |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 146 | local_info_t *local = link->priv; |
| 147 | |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 148 | netif_device_detach(local->eth_dev); |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 149 | |
| 150 | return 0; |
| 151 | } |
| 152 | |
Dominik Brodowski | fba395e | 2006-03-31 17:21:06 +0200 | [diff] [blame] | 153 | static int airo_resume(struct pcmcia_device *link) |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 154 | { |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 155 | local_info_t *local = link->priv; |
| 156 | |
Dominik Brodowski | e2d4096 | 2006-03-02 00:09:29 +0100 | [diff] [blame] | 157 | if (link->open) { |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 158 | reset_airo_card(local->eth_dev); |
| 159 | netif_device_attach(local->eth_dev); |
| 160 | } |
| 161 | |
| 162 | return 0; |
| 163 | } |
| 164 | |
Joe Perches | 25f8f54 | 2011-05-03 19:29:01 -0700 | [diff] [blame] | 165 | static const struct pcmcia_device_id airo_ids[] = { |
Dominik Brodowski | 7018d06 | 2005-06-27 16:28:20 -0700 | [diff] [blame] | 166 | PCMCIA_DEVICE_MANF_CARD(0x015f, 0x000a), |
| 167 | PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0005), |
| 168 | PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0007), |
| 169 | PCMCIA_DEVICE_MANF_CARD(0x0105, 0x0007), |
| 170 | PCMCIA_DEVICE_NULL, |
| 171 | }; |
| 172 | MODULE_DEVICE_TABLE(pcmcia, airo_ids); |
| 173 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | static struct pcmcia_driver airo_driver = { |
| 175 | .owner = THIS_MODULE, |
Dominik Brodowski | 2e9b981 | 2010-08-08 11:36:26 +0200 | [diff] [blame] | 176 | .name = "airo_cs", |
Dominik Brodowski | 15b99ac | 2006-03-31 17:26:06 +0200 | [diff] [blame] | 177 | .probe = airo_probe, |
Dominik Brodowski | cc3b486 | 2005-11-14 21:23:14 +0100 | [diff] [blame] | 178 | .remove = airo_detach, |
Dominik Brodowski | 7018d06 | 2005-06-27 16:28:20 -0700 | [diff] [blame] | 179 | .id_table = airo_ids, |
Dominik Brodowski | 98e4c28 | 2005-11-14 21:21:18 +0100 | [diff] [blame] | 180 | .suspend = airo_suspend, |
| 181 | .resume = airo_resume, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 182 | }; |
H Hartley Sweeten | fdd3f29 | 2013-03-06 11:27:43 -0700 | [diff] [blame] | 183 | module_pcmcia_driver(airo_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | |
| 185 | /* |
| 186 | This program is free software; you can redistribute it and/or |
| 187 | modify it under the terms of the GNU General Public License |
| 188 | as published by the Free Software Foundation; either version 2 |
| 189 | of the License, or (at your option) any later version. |
| 190 | |
| 191 | This program is distributed in the hope that it will be useful, |
| 192 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 193 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 194 | GNU General Public License for more details. |
| 195 | |
| 196 | In addition: |
| 197 | |
| 198 | Redistribution and use in source and binary forms, with or without |
| 199 | modification, are permitted provided that the following conditions |
| 200 | are met: |
| 201 | |
| 202 | 1. Redistributions of source code must retain the above copyright |
| 203 | notice, this list of conditions and the following disclaimer. |
| 204 | 2. Redistributions in binary form must reproduce the above copyright |
| 205 | notice, this list of conditions and the following disclaimer in the |
| 206 | documentation and/or other materials provided with the distribution. |
| 207 | 3. The name of the author may not be used to endorse or promote |
| 208 | products derived from this software without specific prior written |
| 209 | permission. |
| 210 | |
| 211 | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 212 | IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 213 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 214 | ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
| 215 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 216 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| 217 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 218 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 219 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 220 | IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
John Daiker | 05c9a4c | 2009-03-06 07:09:41 -0800 | [diff] [blame] | 221 | POSSIBILITY OF SUCH DAMAGE. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 222 | */ |