Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* orinoco.c - (formerly known as dldwd_cs.c and orinoco_cs.c) |
| 2 | * |
| 3 | * A driver for Hermes or Prism 2 chipset based PCMCIA wireless |
| 4 | * adaptors, with Lucent/Agere, Intersil or Symbol firmware. |
| 5 | * |
| 6 | * Current maintainers (as of 29 September 2003) are: |
| 7 | * Pavel Roskin <proski AT gnu.org> |
| 8 | * and David Gibson <hermes AT gibson.dropbear.id.au> |
| 9 | * |
| 10 | * (C) Copyright David Gibson, IBM Corporation 2001-2003. |
| 11 | * Copyright (C) 2000 David Gibson, Linuxcare Australia. |
| 12 | * With some help from : |
| 13 | * Copyright (C) 2001 Jean Tourrilhes, HP Labs |
| 14 | * Copyright (C) 2001 Benjamin Herrenschmidt |
| 15 | * |
| 16 | * Based on dummy_cs.c 1.27 2000/06/12 21:27:25 |
| 17 | * |
| 18 | * Portions based on wvlan_cs.c 1.0.6, Copyright Andreas Neuhaus <andy |
| 19 | * AT fasta.fh-dortmund.de> |
| 20 | * http://www.stud.fh-dortmund.de/~andy/wvlan/ |
| 21 | * |
| 22 | * The contents of this file are subject to the Mozilla Public License |
| 23 | * Version 1.1 (the "License"); you may not use this file except in |
| 24 | * compliance with the License. You may obtain a copy of the License |
| 25 | * at http://www.mozilla.org/MPL/ |
| 26 | * |
| 27 | * Software distributed under the License is distributed on an "AS IS" |
| 28 | * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See |
| 29 | * the License for the specific language governing rights and |
| 30 | * limitations under the License. |
| 31 | * |
| 32 | * The initial developer of the original code is David A. Hinds |
| 33 | * <dahinds AT users.sourceforge.net>. Portions created by David |
| 34 | * A. Hinds are Copyright (C) 1999 David A. Hinds. All Rights |
| 35 | * Reserved. |
| 36 | * |
| 37 | * Alternatively, the contents of this file may be used under the |
| 38 | * terms of the GNU General Public License version 2 (the "GPL"), in |
| 39 | * which case the provisions of the GPL are applicable instead of the |
| 40 | * above. If you wish to allow the use of your version of this file |
| 41 | * only under the terms of the GPL and not to allow others to use your |
| 42 | * version of this file under the MPL, indicate your decision by |
| 43 | * deleting the provisions above and replace them with the notice and |
| 44 | * other provisions required by the GPL. If you do not delete the |
| 45 | * provisions above, a recipient may use your version of this file |
| 46 | * under either the MPL or the GPL. */ |
| 47 | |
| 48 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | * TODO |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | * o Handle de-encapsulation within network layer, provide 802.11 |
| 51 | * headers (patch from Thomas 'Dent' Mirlacher) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | * o Fix possible races in SPY handling. |
| 53 | * o Disconnect wireless extensions from fundamental configuration. |
| 54 | * o (maybe) Software WEP support (patch from Stano Meduna). |
| 55 | * o (maybe) Use multiple Tx buffers - driver handling queue |
| 56 | * rather than firmware. |
| 57 | */ |
| 58 | |
| 59 | /* Locking and synchronization: |
| 60 | * |
| 61 | * The basic principle is that everything is serialized through a |
| 62 | * single spinlock, priv->lock. The lock is used in user, bh and irq |
| 63 | * context, so when taken outside hardirq context it should always be |
| 64 | * taken with interrupts disabled. The lock protects both the |
| 65 | * hardware and the struct orinoco_private. |
| 66 | * |
| 67 | * Another flag, priv->hw_unavailable indicates that the hardware is |
| 68 | * unavailable for an extended period of time (e.g. suspended, or in |
| 69 | * the middle of a hard reset). This flag is protected by the |
| 70 | * spinlock. All code which touches the hardware should check the |
| 71 | * flag after taking the lock, and if it is set, give up on whatever |
| 72 | * they are doing and drop the lock again. The orinoco_lock() |
| 73 | * function handles this (it unlocks and returns -EBUSY if |
| 74 | * hw_unavailable is non-zero). |
| 75 | */ |
| 76 | |
| 77 | #define DRIVER_NAME "orinoco" |
| 78 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | #include <linux/module.h> |
| 80 | #include <linux/kernel.h> |
| 81 | #include <linux/init.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | #include <linux/netdevice.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | #include <linux/etherdevice.h> |
Christoph Hellwig | 1fab2e8 | 2005-06-19 01:27:40 +0200 | [diff] [blame] | 84 | #include <linux/ethtool.h> |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 85 | #include <linux/firmware.h> |
Pavel Roskin | 9c974fb | 2006-08-15 20:45:03 -0400 | [diff] [blame] | 86 | #include <linux/if_arp.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | #include <linux/wireless.h> |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 88 | #include <net/iw_handler.h> |
Christoph Hellwig | 5d558b7 | 2005-06-19 01:27:28 +0200 | [diff] [blame] | 89 | #include <net/ieee80211.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 90 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | #include "hermes_rid.h" |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 92 | #include "hermes_dld.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | #include "orinoco.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | |
| 95 | /********************************************************************/ |
| 96 | /* Module information */ |
| 97 | /********************************************************************/ |
| 98 | |
| 99 | MODULE_AUTHOR("Pavel Roskin <proski@gnu.org> & David Gibson <hermes@gibson.dropbear.id.au>"); |
| 100 | MODULE_DESCRIPTION("Driver for Lucent Orinoco, Prism II based and similar wireless cards"); |
| 101 | MODULE_LICENSE("Dual MPL/GPL"); |
| 102 | |
| 103 | /* Level of debugging. Used in the macros in orinoco.h */ |
| 104 | #ifdef ORINOCO_DEBUG |
| 105 | int orinoco_debug = ORINOCO_DEBUG; |
| 106 | module_param(orinoco_debug, int, 0644); |
| 107 | MODULE_PARM_DESC(orinoco_debug, "Debug level"); |
| 108 | EXPORT_SYMBOL(orinoco_debug); |
| 109 | #endif |
| 110 | |
| 111 | static int suppress_linkstatus; /* = 0 */ |
| 112 | module_param(suppress_linkstatus, bool, 0644); |
| 113 | MODULE_PARM_DESC(suppress_linkstatus, "Don't log link status changes"); |
David Gibson | 7bb7c3a | 2005-05-12 20:02:10 -0400 | [diff] [blame] | 114 | static int ignore_disconnect; /* = 0 */ |
| 115 | module_param(ignore_disconnect, int, 0644); |
| 116 | MODULE_PARM_DESC(ignore_disconnect, "Don't report lost link to the network layer"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 118 | static int force_monitor; /* = 0 */ |
| 119 | module_param(force_monitor, int, 0644); |
| 120 | MODULE_PARM_DESC(force_monitor, "Allow monitor mode for all firmware versions"); |
| 121 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | /********************************************************************/ |
| 123 | /* Compile time configuration and compatibility stuff */ |
| 124 | /********************************************************************/ |
| 125 | |
| 126 | /* We do this this way to avoid ifdefs in the actual code */ |
| 127 | #ifdef WIRELESS_SPY |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 128 | #define SPY_NUMBER(priv) (priv->spy_data.spy_number) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | #else |
| 130 | #define SPY_NUMBER(priv) 0 |
| 131 | #endif /* WIRELESS_SPY */ |
| 132 | |
| 133 | /********************************************************************/ |
| 134 | /* Internal constants */ |
| 135 | /********************************************************************/ |
| 136 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 137 | /* 802.2 LLC/SNAP header used for Ethernet encapsulation over 802.11 */ |
| 138 | static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; |
| 139 | #define ENCAPS_OVERHEAD (sizeof(encaps_hdr) + 2) |
| 140 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | #define ORINOCO_MIN_MTU 256 |
Jeff Garzik | b453872 | 2005-05-12 22:48:20 -0400 | [diff] [blame] | 142 | #define ORINOCO_MAX_MTU (IEEE80211_DATA_LEN - ENCAPS_OVERHEAD) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | |
| 144 | #define SYMBOL_MAX_VER_LEN (14) |
| 145 | #define USER_BAP 0 |
| 146 | #define IRQ_BAP 1 |
| 147 | #define MAX_IRQLOOPS_PER_IRQ 10 |
| 148 | #define MAX_IRQLOOPS_PER_JIFFY (20000/HZ) /* Based on a guestimate of |
| 149 | * how many events the |
| 150 | * device could |
| 151 | * legitimately generate */ |
| 152 | #define SMALL_KEY_SIZE 5 |
| 153 | #define LARGE_KEY_SIZE 13 |
| 154 | #define TX_NICBUF_SIZE_BUG 1585 /* Bug in Symbol firmware */ |
| 155 | |
| 156 | #define DUMMY_FID 0xFFFF |
| 157 | |
| 158 | /*#define MAX_MULTICAST(priv) (priv->firmware_type == FIRMWARE_TYPE_AGERE ? \ |
| 159 | HERMES_MAX_MULTICAST : 0)*/ |
| 160 | #define MAX_MULTICAST(priv) (HERMES_MAX_MULTICAST) |
| 161 | |
| 162 | #define ORINOCO_INTEN (HERMES_EV_RX | HERMES_EV_ALLOC \ |
| 163 | | HERMES_EV_TX | HERMES_EV_TXEXC \ |
| 164 | | HERMES_EV_WTERR | HERMES_EV_INFO \ |
| 165 | | HERMES_EV_INFDROP ) |
| 166 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 167 | #define MAX_RID_LEN 1024 |
| 168 | |
| 169 | static const struct iw_handler_def orinoco_handler_def; |
Jeff Garzik | 7282d49 | 2006-09-13 14:30:00 -0400 | [diff] [blame] | 170 | static const struct ethtool_ops orinoco_ethtool_ops; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 171 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 172 | /********************************************************************/ |
| 173 | /* Data tables */ |
| 174 | /********************************************************************/ |
| 175 | |
| 176 | /* The frequency of each channel in MHz */ |
| 177 | static const long channel_frequency[] = { |
| 178 | 2412, 2417, 2422, 2427, 2432, 2437, 2442, |
| 179 | 2447, 2452, 2457, 2462, 2467, 2472, 2484 |
| 180 | }; |
| 181 | #define NUM_CHANNELS ARRAY_SIZE(channel_frequency) |
| 182 | |
| 183 | /* This tables gives the actual meanings of the bitrate IDs returned |
| 184 | * by the firmware. */ |
| 185 | static struct { |
| 186 | int bitrate; /* in 100s of kilobits */ |
| 187 | int automatic; |
| 188 | u16 agere_txratectrl; |
| 189 | u16 intersil_txratectrl; |
| 190 | } bitrate_table[] = { |
| 191 | {110, 1, 3, 15}, /* Entry 0 is the default */ |
| 192 | {10, 0, 1, 1}, |
| 193 | {10, 1, 1, 1}, |
| 194 | {20, 0, 2, 2}, |
| 195 | {20, 1, 6, 3}, |
| 196 | {55, 0, 4, 4}, |
| 197 | {55, 1, 7, 7}, |
| 198 | {110, 0, 5, 8}, |
| 199 | }; |
| 200 | #define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table) |
| 201 | |
| 202 | /********************************************************************/ |
| 203 | /* Data types */ |
| 204 | /********************************************************************/ |
| 205 | |
Pavel Roskin | 30c2d3b | 2006-04-07 04:10:34 -0400 | [diff] [blame] | 206 | /* Beginning of the Tx descriptor, used in TxExc handling */ |
| 207 | struct hermes_txexc_data { |
| 208 | struct hermes_tx_descriptor desc; |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 209 | __le16 frame_ctl; |
| 210 | __le16 duration_id; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 211 | u8 addr1[ETH_ALEN]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 212 | } __attribute__ ((packed)); |
| 213 | |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 214 | /* Rx frame header except compatibility 802.3 header */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | struct hermes_rx_descriptor { |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 216 | /* Control */ |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 217 | __le16 status; |
| 218 | __le32 time; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 219 | u8 silence; |
| 220 | u8 signal; |
| 221 | u8 rate; |
| 222 | u8 rxflow; |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 223 | __le32 reserved; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 224 | |
| 225 | /* 802.11 header */ |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 226 | __le16 frame_ctl; |
| 227 | __le16 duration_id; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 228 | u8 addr1[ETH_ALEN]; |
| 229 | u8 addr2[ETH_ALEN]; |
| 230 | u8 addr3[ETH_ALEN]; |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 231 | __le16 seq_ctl; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 232 | u8 addr4[ETH_ALEN]; |
| 233 | |
| 234 | /* Data length */ |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 235 | __le16 data_len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 236 | } __attribute__ ((packed)); |
| 237 | |
| 238 | /********************************************************************/ |
| 239 | /* Function prototypes */ |
| 240 | /********************************************************************/ |
| 241 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | static int __orinoco_program_rids(struct net_device *dev); |
| 243 | static void __orinoco_set_multicast_list(struct net_device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | |
| 245 | /********************************************************************/ |
| 246 | /* Internal helper functions */ |
| 247 | /********************************************************************/ |
| 248 | |
| 249 | static inline void set_port_type(struct orinoco_private *priv) |
| 250 | { |
| 251 | switch (priv->iw_mode) { |
| 252 | case IW_MODE_INFRA: |
| 253 | priv->port_type = 1; |
| 254 | priv->createibss = 0; |
| 255 | break; |
| 256 | case IW_MODE_ADHOC: |
| 257 | if (priv->prefer_port3) { |
| 258 | priv->port_type = 3; |
| 259 | priv->createibss = 0; |
| 260 | } else { |
| 261 | priv->port_type = priv->ibss_port; |
| 262 | priv->createibss = 1; |
| 263 | } |
| 264 | break; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 265 | case IW_MODE_MONITOR: |
| 266 | priv->port_type = 3; |
| 267 | priv->createibss = 0; |
| 268 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | default: |
| 270 | printk(KERN_ERR "%s: Invalid priv->iw_mode in set_port_type()\n", |
| 271 | priv->ndev->name); |
| 272 | } |
| 273 | } |
| 274 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 275 | #define ORINOCO_MAX_BSS_COUNT 64 |
| 276 | static int orinoco_bss_data_allocate(struct orinoco_private *priv) |
| 277 | { |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 278 | if (priv->bss_xbss_data) |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 279 | return 0; |
| 280 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 281 | if (priv->has_ext_scan) |
| 282 | priv->bss_xbss_data = kzalloc(ORINOCO_MAX_BSS_COUNT * |
| 283 | sizeof(struct xbss_element), |
| 284 | GFP_KERNEL); |
| 285 | else |
| 286 | priv->bss_xbss_data = kzalloc(ORINOCO_MAX_BSS_COUNT * |
| 287 | sizeof(struct bss_element), |
| 288 | GFP_KERNEL); |
| 289 | |
| 290 | if (!priv->bss_xbss_data) { |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 291 | printk(KERN_WARNING "Out of memory allocating beacons"); |
| 292 | return -ENOMEM; |
| 293 | } |
| 294 | return 0; |
| 295 | } |
| 296 | |
| 297 | static void orinoco_bss_data_free(struct orinoco_private *priv) |
| 298 | { |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 299 | kfree(priv->bss_xbss_data); |
| 300 | priv->bss_xbss_data = NULL; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 301 | } |
| 302 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 303 | #define PRIV_BSS ((struct bss_element *)priv->bss_xbss_data) |
| 304 | #define PRIV_XBSS ((struct xbss_element *)priv->bss_xbss_data) |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 305 | static void orinoco_bss_data_init(struct orinoco_private *priv) |
| 306 | { |
| 307 | int i; |
| 308 | |
| 309 | INIT_LIST_HEAD(&priv->bss_free_list); |
| 310 | INIT_LIST_HEAD(&priv->bss_list); |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 311 | if (priv->has_ext_scan) |
| 312 | for (i = 0; i < ORINOCO_MAX_BSS_COUNT; i++) |
| 313 | list_add_tail(&(PRIV_XBSS[i].list), |
| 314 | &priv->bss_free_list); |
| 315 | else |
| 316 | for (i = 0; i < ORINOCO_MAX_BSS_COUNT; i++) |
| 317 | list_add_tail(&(PRIV_BSS[i].list), |
| 318 | &priv->bss_free_list); |
| 319 | |
| 320 | } |
| 321 | |
| 322 | static inline u8 *orinoco_get_ie(u8 *data, size_t len, |
| 323 | enum ieee80211_mfie eid) |
| 324 | { |
| 325 | u8 *p = data; |
| 326 | while ((p + 2) < (data + len)) { |
| 327 | if (p[0] == eid) |
| 328 | return p; |
| 329 | p += p[1] + 2; |
| 330 | } |
| 331 | return NULL; |
| 332 | } |
| 333 | |
| 334 | #define WPA_OUI_TYPE "\x00\x50\xF2\x01" |
| 335 | #define WPA_SELECTOR_LEN 4 |
| 336 | static inline u8 *orinoco_get_wpa_ie(u8 *data, size_t len) |
| 337 | { |
| 338 | u8 *p = data; |
| 339 | while ((p + 2 + WPA_SELECTOR_LEN) < (data + len)) { |
| 340 | if ((p[0] == MFIE_TYPE_GENERIC) && |
| 341 | (memcmp(&p[2], WPA_OUI_TYPE, WPA_SELECTOR_LEN) == 0)) |
| 342 | return p; |
| 343 | p += p[1] + 2; |
| 344 | } |
| 345 | return NULL; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 346 | } |
| 347 | |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 348 | |
| 349 | /********************************************************************/ |
| 350 | /* Download functionality */ |
| 351 | /********************************************************************/ |
| 352 | |
| 353 | struct fw_info { |
| 354 | char *pri_fw; |
| 355 | char *sta_fw; |
| 356 | char *ap_fw; |
| 357 | u32 pda_addr; |
| 358 | u16 pda_size; |
| 359 | }; |
| 360 | |
| 361 | const static struct fw_info orinoco_fw[] = { |
| 362 | { "", "agere_sta_fw.bin", "agere_ap_fw.bin", 0x00390000, 1000 }, |
| 363 | { "", "prism_sta_fw.bin", "prism_ap_fw.bin", 0, 1024 }, |
| 364 | { "symbol_sp24t_prim_fw", "symbol_sp24t_sec_fw", "", 0x00003100, 0x100 } |
| 365 | }; |
| 366 | |
| 367 | /* Structure used to access fields in FW |
| 368 | * Make sure LE decoding macros are used |
| 369 | */ |
| 370 | struct orinoco_fw_header { |
| 371 | char hdr_vers[6]; /* ASCII string for header version */ |
| 372 | __le16 headersize; /* Total length of header */ |
| 373 | __le32 entry_point; /* NIC entry point */ |
| 374 | __le32 blocks; /* Number of blocks to program */ |
| 375 | __le32 block_offset; /* Offset of block data from eof header */ |
| 376 | __le32 pdr_offset; /* Offset to PDR data from eof header */ |
| 377 | __le32 pri_offset; /* Offset to primary plug data */ |
| 378 | __le32 compat_offset; /* Offset to compatibility data*/ |
| 379 | char signature[0]; /* FW signature length headersize-20 */ |
| 380 | } __attribute__ ((packed)); |
| 381 | |
| 382 | /* Download either STA or AP firmware into the card. */ |
| 383 | static int |
| 384 | orinoco_dl_firmware(struct orinoco_private *priv, |
| 385 | const struct fw_info *fw, |
| 386 | int ap) |
| 387 | { |
| 388 | /* Plug Data Area (PDA) */ |
| 389 | __le16 pda[512] = { 0 }; |
| 390 | |
| 391 | hermes_t *hw = &priv->hw; |
| 392 | const struct firmware *fw_entry; |
| 393 | const struct orinoco_fw_header *hdr; |
| 394 | const unsigned char *first_block; |
| 395 | const unsigned char *end; |
| 396 | const char *firmware; |
| 397 | struct net_device *dev = priv->ndev; |
| 398 | int err; |
| 399 | |
| 400 | if (ap) |
| 401 | firmware = fw->ap_fw; |
| 402 | else |
| 403 | firmware = fw->sta_fw; |
| 404 | |
| 405 | printk(KERN_DEBUG "%s: Attempting to download firmware %s\n", |
| 406 | dev->name, firmware); |
| 407 | |
| 408 | /* Read current plug data */ |
| 409 | err = hermes_read_pda(hw, pda, fw->pda_addr, |
| 410 | min_t(u16, fw->pda_size, sizeof(pda)), 0); |
| 411 | printk(KERN_DEBUG "%s: Read PDA returned %d\n", dev->name, err); |
| 412 | if (err) |
| 413 | return err; |
| 414 | |
| 415 | err = request_firmware(&fw_entry, firmware, priv->dev); |
| 416 | if (err) { |
| 417 | printk(KERN_ERR "%s: Cannot find firmware %s\n", |
| 418 | dev->name, firmware); |
| 419 | return -ENOENT; |
| 420 | } |
| 421 | |
| 422 | hdr = (const struct orinoco_fw_header *) fw_entry->data; |
| 423 | |
| 424 | /* Enable aux port to allow programming */ |
| 425 | err = hermesi_program_init(hw, le32_to_cpu(hdr->entry_point)); |
| 426 | printk(KERN_DEBUG "%s: Program init returned %d\n", dev->name, err); |
| 427 | if (err != 0) |
| 428 | goto abort; |
| 429 | |
| 430 | /* Program data */ |
| 431 | first_block = (fw_entry->data + |
| 432 | le16_to_cpu(hdr->headersize) + |
| 433 | le32_to_cpu(hdr->block_offset)); |
| 434 | end = fw_entry->data + fw_entry->size; |
| 435 | |
| 436 | err = hermes_program(hw, first_block, end); |
| 437 | printk(KERN_DEBUG "%s: Program returned %d\n", dev->name, err); |
| 438 | if (err != 0) |
| 439 | goto abort; |
| 440 | |
| 441 | /* Update production data */ |
| 442 | first_block = (fw_entry->data + |
| 443 | le16_to_cpu(hdr->headersize) + |
| 444 | le32_to_cpu(hdr->pdr_offset)); |
| 445 | |
| 446 | err = hermes_apply_pda_with_defaults(hw, first_block, pda); |
| 447 | printk(KERN_DEBUG "%s: Apply PDA returned %d\n", dev->name, err); |
| 448 | if (err) |
| 449 | goto abort; |
| 450 | |
| 451 | /* Tell card we've finished */ |
| 452 | err = hermesi_program_end(hw); |
| 453 | printk(KERN_DEBUG "%s: Program end returned %d\n", dev->name, err); |
| 454 | if (err != 0) |
| 455 | goto abort; |
| 456 | |
| 457 | /* Check if we're running */ |
| 458 | printk(KERN_DEBUG "%s: hermes_present returned %d\n", |
| 459 | dev->name, hermes_present(hw)); |
| 460 | |
| 461 | abort: |
| 462 | release_firmware(fw_entry); |
| 463 | return err; |
| 464 | } |
| 465 | |
| 466 | /* End markers */ |
| 467 | #define TEXT_END 0x1A /* End of text header */ |
| 468 | |
| 469 | /* |
| 470 | * Process a firmware image - stop the card, load the firmware, reset |
| 471 | * the card and make sure it responds. For the secondary firmware take |
| 472 | * care of the PDA - read it and then write it on top of the firmware. |
| 473 | */ |
| 474 | static int |
| 475 | symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, |
| 476 | const unsigned char *image, const unsigned char *end, |
| 477 | int secondary) |
| 478 | { |
| 479 | hermes_t *hw = &priv->hw; |
| 480 | int ret; |
| 481 | const unsigned char *ptr; |
| 482 | const unsigned char *first_block; |
| 483 | |
| 484 | /* Plug Data Area (PDA) */ |
| 485 | __le16 pda[256]; |
| 486 | |
| 487 | /* Binary block begins after the 0x1A marker */ |
| 488 | ptr = image; |
| 489 | while (*ptr++ != TEXT_END); |
| 490 | first_block = ptr; |
| 491 | |
| 492 | /* Read the PDA from EEPROM */ |
| 493 | if (secondary) { |
| 494 | ret = hermes_read_pda(hw, pda, fw->pda_addr, sizeof(pda), 1); |
| 495 | if (ret) |
| 496 | return ret; |
| 497 | } |
| 498 | |
| 499 | /* Stop the firmware, so that it can be safely rewritten */ |
| 500 | if (priv->stop_fw) { |
| 501 | ret = priv->stop_fw(priv, 1); |
| 502 | if (ret) |
| 503 | return ret; |
| 504 | } |
| 505 | |
| 506 | /* Program the adapter with new firmware */ |
| 507 | ret = hermes_program(hw, first_block, end); |
| 508 | if (ret) |
| 509 | return ret; |
| 510 | |
| 511 | /* Write the PDA to the adapter */ |
| 512 | if (secondary) { |
| 513 | size_t len = hermes_blocks_length(first_block); |
| 514 | ptr = first_block + len; |
| 515 | ret = hermes_apply_pda(hw, ptr, pda); |
| 516 | if (ret) |
| 517 | return ret; |
| 518 | } |
| 519 | |
| 520 | /* Run the firmware */ |
| 521 | if (priv->stop_fw) { |
| 522 | ret = priv->stop_fw(priv, 0); |
| 523 | if (ret) |
| 524 | return ret; |
| 525 | } |
| 526 | |
| 527 | /* Reset hermes chip and make sure it responds */ |
| 528 | ret = hermes_init(hw); |
| 529 | |
| 530 | /* hermes_reset() should return 0 with the secondary firmware */ |
| 531 | if (secondary && ret != 0) |
| 532 | return -ENODEV; |
| 533 | |
| 534 | /* And this should work with any firmware */ |
| 535 | if (!hermes_present(hw)) |
| 536 | return -ENODEV; |
| 537 | |
| 538 | return 0; |
| 539 | } |
| 540 | |
| 541 | |
| 542 | /* |
| 543 | * Download the firmware into the card, this also does a PCMCIA soft |
| 544 | * reset on the card, to make sure it's in a sane state. |
| 545 | */ |
| 546 | static int |
| 547 | symbol_dl_firmware(struct orinoco_private *priv, |
| 548 | const struct fw_info *fw) |
| 549 | { |
| 550 | struct net_device *dev = priv->ndev; |
| 551 | int ret; |
| 552 | const struct firmware *fw_entry; |
| 553 | |
| 554 | if (request_firmware(&fw_entry, fw->pri_fw, |
| 555 | priv->dev) != 0) { |
| 556 | printk(KERN_ERR "%s: Cannot find firmware: %s\n", |
| 557 | dev->name, fw->pri_fw); |
| 558 | return -ENOENT; |
| 559 | } |
| 560 | |
| 561 | /* Load primary firmware */ |
| 562 | ret = symbol_dl_image(priv, fw, fw_entry->data, |
| 563 | fw_entry->data + fw_entry->size, 0); |
| 564 | release_firmware(fw_entry); |
| 565 | if (ret) { |
| 566 | printk(KERN_ERR "%s: Primary firmware download failed\n", |
| 567 | dev->name); |
| 568 | return ret; |
| 569 | } |
| 570 | |
| 571 | if (request_firmware(&fw_entry, fw->sta_fw, |
| 572 | priv->dev) != 0) { |
| 573 | printk(KERN_ERR "%s: Cannot find firmware: %s\n", |
| 574 | dev->name, fw->sta_fw); |
| 575 | return -ENOENT; |
| 576 | } |
| 577 | |
| 578 | /* Load secondary firmware */ |
| 579 | ret = symbol_dl_image(priv, fw, fw_entry->data, |
| 580 | fw_entry->data + fw_entry->size, 1); |
| 581 | release_firmware(fw_entry); |
| 582 | if (ret) { |
| 583 | printk(KERN_ERR "%s: Secondary firmware download failed\n", |
| 584 | dev->name); |
| 585 | } |
| 586 | |
| 587 | return ret; |
| 588 | } |
| 589 | |
| 590 | static int orinoco_download(struct orinoco_private *priv) |
| 591 | { |
| 592 | int err = 0; |
| 593 | /* Reload firmware */ |
| 594 | switch (priv->firmware_type) { |
| 595 | case FIRMWARE_TYPE_AGERE: |
| 596 | /* case FIRMWARE_TYPE_INTERSIL: */ |
| 597 | err = orinoco_dl_firmware(priv, |
| 598 | &orinoco_fw[priv->firmware_type], 0); |
| 599 | break; |
| 600 | |
| 601 | case FIRMWARE_TYPE_SYMBOL: |
| 602 | err = symbol_dl_firmware(priv, |
| 603 | &orinoco_fw[priv->firmware_type]); |
| 604 | break; |
| 605 | case FIRMWARE_TYPE_INTERSIL: |
| 606 | break; |
| 607 | } |
| 608 | /* TODO: if we fail we probably need to reinitialise |
| 609 | * the driver */ |
| 610 | |
| 611 | return err; |
| 612 | } |
| 613 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 614 | /********************************************************************/ |
| 615 | /* Device methods */ |
| 616 | /********************************************************************/ |
| 617 | |
| 618 | static int orinoco_open(struct net_device *dev) |
| 619 | { |
| 620 | struct orinoco_private *priv = netdev_priv(dev); |
| 621 | unsigned long flags; |
| 622 | int err; |
| 623 | |
| 624 | if (orinoco_lock(priv, &flags) != 0) |
| 625 | return -EBUSY; |
| 626 | |
| 627 | err = __orinoco_up(dev); |
| 628 | |
| 629 | if (! err) |
| 630 | priv->open = 1; |
| 631 | |
| 632 | orinoco_unlock(priv, &flags); |
| 633 | |
| 634 | return err; |
| 635 | } |
| 636 | |
Christoph Hellwig | ad8f451 | 2005-05-14 17:30:17 +0200 | [diff] [blame] | 637 | static int orinoco_stop(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 638 | { |
| 639 | struct orinoco_private *priv = netdev_priv(dev); |
| 640 | int err = 0; |
| 641 | |
| 642 | /* We mustn't use orinoco_lock() here, because we need to be |
| 643 | able to close the interface even if hw_unavailable is set |
| 644 | (e.g. as we're released after a PC Card removal) */ |
| 645 | spin_lock_irq(&priv->lock); |
| 646 | |
| 647 | priv->open = 0; |
| 648 | |
| 649 | err = __orinoco_down(dev); |
| 650 | |
| 651 | spin_unlock_irq(&priv->lock); |
| 652 | |
| 653 | return err; |
| 654 | } |
| 655 | |
| 656 | static struct net_device_stats *orinoco_get_stats(struct net_device *dev) |
| 657 | { |
| 658 | struct orinoco_private *priv = netdev_priv(dev); |
| 659 | |
| 660 | return &priv->stats; |
| 661 | } |
| 662 | |
| 663 | static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev) |
| 664 | { |
| 665 | struct orinoco_private *priv = netdev_priv(dev); |
| 666 | hermes_t *hw = &priv->hw; |
| 667 | struct iw_statistics *wstats = &priv->wstats; |
David Gibson | e67d9d9 | 2005-05-12 20:01:22 -0400 | [diff] [blame] | 668 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 669 | unsigned long flags; |
| 670 | |
| 671 | if (! netif_device_present(dev)) { |
| 672 | printk(KERN_WARNING "%s: get_wireless_stats() called while device not present\n", |
| 673 | dev->name); |
| 674 | return NULL; /* FIXME: Can we do better than this? */ |
| 675 | } |
| 676 | |
David Gibson | e67d9d9 | 2005-05-12 20:01:22 -0400 | [diff] [blame] | 677 | /* If busy, return the old stats. Returning NULL may cause |
| 678 | * the interface to disappear from /proc/net/wireless */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 679 | if (orinoco_lock(priv, &flags) != 0) |
David Gibson | e67d9d9 | 2005-05-12 20:01:22 -0400 | [diff] [blame] | 680 | return wstats; |
| 681 | |
| 682 | /* We can't really wait for the tallies inquiry command to |
| 683 | * complete, so we just use the previous results and trigger |
| 684 | * a new tallies inquiry command for next time - Jean II */ |
| 685 | /* FIXME: Really we should wait for the inquiry to come back - |
| 686 | * as it is the stats we give don't make a whole lot of sense. |
| 687 | * Unfortunately, it's not clear how to do that within the |
| 688 | * wireless extensions framework: I think we're in user |
| 689 | * context, but a lock seems to be held by the time we get in |
| 690 | * here so we're not safe to sleep here. */ |
| 691 | hermes_inquire(hw, HERMES_INQ_TALLIES); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 692 | |
| 693 | if (priv->iw_mode == IW_MODE_ADHOC) { |
| 694 | memset(&wstats->qual, 0, sizeof(wstats->qual)); |
| 695 | /* If a spy address is defined, we report stats of the |
| 696 | * first spy address - Jean II */ |
| 697 | if (SPY_NUMBER(priv)) { |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 698 | wstats->qual.qual = priv->spy_data.spy_stat[0].qual; |
| 699 | wstats->qual.level = priv->spy_data.spy_stat[0].level; |
| 700 | wstats->qual.noise = priv->spy_data.spy_stat[0].noise; |
| 701 | wstats->qual.updated = priv->spy_data.spy_stat[0].updated; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 702 | } |
| 703 | } else { |
| 704 | struct { |
Pavel Roskin | a208c4e | 2006-04-07 04:10:26 -0400 | [diff] [blame] | 705 | __le16 qual, signal, noise, unused; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 706 | } __attribute__ ((packed)) cq; |
| 707 | |
| 708 | err = HERMES_READ_RECORD(hw, USER_BAP, |
| 709 | HERMES_RID_COMMSQUALITY, &cq); |
David Gibson | e67d9d9 | 2005-05-12 20:01:22 -0400 | [diff] [blame] | 710 | |
| 711 | if (!err) { |
| 712 | wstats->qual.qual = (int)le16_to_cpu(cq.qual); |
| 713 | wstats->qual.level = (int)le16_to_cpu(cq.signal) - 0x95; |
| 714 | wstats->qual.noise = (int)le16_to_cpu(cq.noise) - 0x95; |
| 715 | wstats->qual.updated = 7; |
| 716 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 717 | } |
| 718 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 719 | orinoco_unlock(priv, &flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 720 | return wstats; |
| 721 | } |
| 722 | |
| 723 | static void orinoco_set_multicast_list(struct net_device *dev) |
| 724 | { |
| 725 | struct orinoco_private *priv = netdev_priv(dev); |
| 726 | unsigned long flags; |
| 727 | |
| 728 | if (orinoco_lock(priv, &flags) != 0) { |
| 729 | printk(KERN_DEBUG "%s: orinoco_set_multicast_list() " |
| 730 | "called when hw_unavailable\n", dev->name); |
| 731 | return; |
| 732 | } |
| 733 | |
| 734 | __orinoco_set_multicast_list(dev); |
| 735 | orinoco_unlock(priv, &flags); |
| 736 | } |
| 737 | |
| 738 | static int orinoco_change_mtu(struct net_device *dev, int new_mtu) |
| 739 | { |
| 740 | struct orinoco_private *priv = netdev_priv(dev); |
| 741 | |
| 742 | if ( (new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU) ) |
| 743 | return -EINVAL; |
| 744 | |
Jeff Garzik | b453872 | 2005-05-12 22:48:20 -0400 | [diff] [blame] | 745 | if ( (new_mtu + ENCAPS_OVERHEAD + IEEE80211_HLEN) > |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 746 | (priv->nicbuf_size - ETH_HLEN) ) |
| 747 | return -EINVAL; |
| 748 | |
| 749 | dev->mtu = new_mtu; |
| 750 | |
| 751 | return 0; |
| 752 | } |
| 753 | |
| 754 | /********************************************************************/ |
| 755 | /* Tx path */ |
| 756 | /********************************************************************/ |
| 757 | |
| 758 | static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) |
| 759 | { |
| 760 | struct orinoco_private *priv = netdev_priv(dev); |
| 761 | struct net_device_stats *stats = &priv->stats; |
| 762 | hermes_t *hw = &priv->hw; |
| 763 | int err = 0; |
| 764 | u16 txfid = priv->txfid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 765 | struct ethhdr *eh; |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 766 | int data_off; |
David Kilroy | 6eecad7 | 2008-08-21 23:27:56 +0100 | [diff] [blame] | 767 | int tx_control; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | unsigned long flags; |
| 769 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 770 | if (! netif_running(dev)) { |
| 771 | printk(KERN_ERR "%s: Tx on stopped device!\n", |
| 772 | dev->name); |
Pavel Roskin | b34b867 | 2006-04-07 04:10:36 -0400 | [diff] [blame] | 773 | return NETDEV_TX_BUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 774 | } |
| 775 | |
| 776 | if (netif_queue_stopped(dev)) { |
| 777 | printk(KERN_DEBUG "%s: Tx while transmitter busy!\n", |
| 778 | dev->name); |
Pavel Roskin | b34b867 | 2006-04-07 04:10:36 -0400 | [diff] [blame] | 779 | return NETDEV_TX_BUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 780 | } |
| 781 | |
| 782 | if (orinoco_lock(priv, &flags) != 0) { |
| 783 | printk(KERN_ERR "%s: orinoco_xmit() called while hw_unavailable\n", |
| 784 | dev->name); |
Pavel Roskin | b34b867 | 2006-04-07 04:10:36 -0400 | [diff] [blame] | 785 | return NETDEV_TX_BUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 786 | } |
| 787 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 788 | if (! netif_carrier_ok(dev) || (priv->iw_mode == IW_MODE_MONITOR)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | /* Oops, the firmware hasn't established a connection, |
| 790 | silently drop the packet (this seems to be the |
| 791 | safest approach). */ |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 792 | goto drop; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 793 | } |
| 794 | |
Pavel Roskin | 8d5be08 | 2006-04-07 04:10:41 -0400 | [diff] [blame] | 795 | /* Check packet length */ |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 796 | if (skb->len < ETH_HLEN) |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 797 | goto drop; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 798 | |
| 799 | eh = (struct ethhdr *)skb->data; |
| 800 | |
David Kilroy | 6eecad7 | 2008-08-21 23:27:56 +0100 | [diff] [blame] | 801 | tx_control = HERMES_TXCTRL_TX_OK | HERMES_TXCTRL_TX_EX; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 802 | |
David Kilroy | 6eecad7 | 2008-08-21 23:27:56 +0100 | [diff] [blame] | 803 | if (priv->has_alt_txcntl) { |
| 804 | /* WPA enabled firmwares have tx_cntl at the end of |
| 805 | * the 802.11 header. So write zeroed descriptor and |
| 806 | * 802.11 header at the same time |
| 807 | */ |
| 808 | char desc[HERMES_802_3_OFFSET]; |
| 809 | __le16 *txcntl = (__le16 *) &desc[HERMES_TXCNTL2_OFFSET]; |
| 810 | |
| 811 | memset(&desc, 0, sizeof(desc)); |
| 812 | |
| 813 | *txcntl = cpu_to_le16(tx_control); |
| 814 | err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), |
| 815 | txfid, 0); |
| 816 | if (err) { |
| 817 | if (net_ratelimit()) |
| 818 | printk(KERN_ERR "%s: Error %d writing Tx " |
| 819 | "descriptor to BAP\n", dev->name, err); |
| 820 | goto busy; |
| 821 | } |
| 822 | } else { |
| 823 | struct hermes_tx_descriptor desc; |
| 824 | |
| 825 | memset(&desc, 0, sizeof(desc)); |
| 826 | |
| 827 | desc.tx_control = cpu_to_le16(tx_control); |
| 828 | err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), |
| 829 | txfid, 0); |
| 830 | if (err) { |
| 831 | if (net_ratelimit()) |
| 832 | printk(KERN_ERR "%s: Error %d writing Tx " |
| 833 | "descriptor to BAP\n", dev->name, err); |
| 834 | goto busy; |
| 835 | } |
| 836 | |
| 837 | /* Clear the 802.11 header and data length fields - some |
| 838 | * firmwares (e.g. Lucent/Agere 8.xx) appear to get confused |
| 839 | * if this isn't done. */ |
| 840 | hermes_clear_words(hw, HERMES_DATA0, |
| 841 | HERMES_802_3_OFFSET - HERMES_802_11_OFFSET); |
| 842 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 843 | |
| 844 | /* Encapsulate Ethernet-II frames */ |
| 845 | if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 846 | struct header_struct { |
| 847 | struct ethhdr eth; /* 802.3 header */ |
| 848 | u8 encap[6]; /* 802.2 header */ |
| 849 | } __attribute__ ((packed)) hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 850 | |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 851 | /* Strip destination and source from the data */ |
| 852 | skb_pull(skb, 2 * ETH_ALEN); |
| 853 | data_off = HERMES_802_2_OFFSET + sizeof(encaps_hdr); |
| 854 | |
| 855 | /* And move them to a separate header */ |
| 856 | memcpy(&hdr.eth, eh, 2 * ETH_ALEN); |
| 857 | hdr.eth.h_proto = htons(sizeof(encaps_hdr) + skb->len); |
| 858 | memcpy(hdr.encap, encaps_hdr, sizeof(encaps_hdr)); |
| 859 | |
| 860 | err = hermes_bap_pwrite(hw, USER_BAP, &hdr, sizeof(hdr), |
| 861 | txfid, HERMES_802_3_OFFSET); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 862 | if (err) { |
| 863 | if (net_ratelimit()) |
| 864 | printk(KERN_ERR "%s: Error %d writing packet " |
| 865 | "header to BAP\n", dev->name, err); |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 866 | goto busy; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 867 | } |
| 868 | } else { /* IEEE 802.3 frame */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 869 | data_off = HERMES_802_3_OFFSET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 870 | } |
| 871 | |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 872 | err = hermes_bap_pwrite(hw, USER_BAP, skb->data, skb->len, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 873 | txfid, data_off); |
| 874 | if (err) { |
| 875 | printk(KERN_ERR "%s: Error %d writing packet to BAP\n", |
| 876 | dev->name, err); |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 877 | goto busy; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 878 | } |
| 879 | |
| 880 | /* Finally, we actually initiate the send */ |
| 881 | netif_stop_queue(dev); |
| 882 | |
| 883 | err = hermes_docmd_wait(hw, HERMES_CMD_TX | HERMES_CMD_RECL, |
| 884 | txfid, NULL); |
| 885 | if (err) { |
| 886 | netif_start_queue(dev); |
Andrew Morton | c367c21 | 2005-10-19 21:23:44 -0700 | [diff] [blame] | 887 | if (net_ratelimit()) |
| 888 | printk(KERN_ERR "%s: Error %d transmitting packet\n", |
| 889 | dev->name, err); |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 890 | goto busy; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 891 | } |
| 892 | |
| 893 | dev->trans_start = jiffies; |
Pavel Roskin | a28dc81 | 2006-04-07 04:10:45 -0400 | [diff] [blame] | 894 | stats->tx_bytes += data_off + skb->len; |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 895 | goto ok; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 896 | |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 897 | drop: |
| 898 | stats->tx_errors++; |
| 899 | stats->tx_dropped++; |
| 900 | |
| 901 | ok: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 902 | orinoco_unlock(priv, &flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 903 | dev_kfree_skb(skb); |
Pavel Roskin | b34b867 | 2006-04-07 04:10:36 -0400 | [diff] [blame] | 904 | return NETDEV_TX_OK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 905 | |
Pavel Roskin | 470e2aa | 2006-04-07 04:10:43 -0400 | [diff] [blame] | 906 | busy: |
Jiri Benc | 2c1bd26 | 2006-04-07 04:10:47 -0400 | [diff] [blame] | 907 | if (err == -EIO) |
| 908 | schedule_work(&priv->reset_work); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 909 | orinoco_unlock(priv, &flags); |
Pavel Roskin | b34b867 | 2006-04-07 04:10:36 -0400 | [diff] [blame] | 910 | return NETDEV_TX_BUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | static void __orinoco_ev_alloc(struct net_device *dev, hermes_t *hw) |
| 914 | { |
| 915 | struct orinoco_private *priv = netdev_priv(dev); |
| 916 | u16 fid = hermes_read_regn(hw, ALLOCFID); |
| 917 | |
| 918 | if (fid != priv->txfid) { |
| 919 | if (fid != DUMMY_FID) |
| 920 | printk(KERN_WARNING "%s: Allocate event on unexpected fid (%04X)\n", |
| 921 | dev->name, fid); |
| 922 | return; |
| 923 | } |
| 924 | |
| 925 | hermes_write_regn(hw, ALLOCFID, DUMMY_FID); |
| 926 | } |
| 927 | |
| 928 | static void __orinoco_ev_tx(struct net_device *dev, hermes_t *hw) |
| 929 | { |
| 930 | struct orinoco_private *priv = netdev_priv(dev); |
| 931 | struct net_device_stats *stats = &priv->stats; |
| 932 | |
| 933 | stats->tx_packets++; |
| 934 | |
| 935 | netif_wake_queue(dev); |
| 936 | |
| 937 | hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); |
| 938 | } |
| 939 | |
| 940 | static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) |
| 941 | { |
| 942 | struct orinoco_private *priv = netdev_priv(dev); |
| 943 | struct net_device_stats *stats = &priv->stats; |
| 944 | u16 fid = hermes_read_regn(hw, TXCOMPLFID); |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 945 | u16 status; |
Pavel Roskin | 30c2d3b | 2006-04-07 04:10:34 -0400 | [diff] [blame] | 946 | struct hermes_txexc_data hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 947 | int err = 0; |
| 948 | |
| 949 | if (fid == DUMMY_FID) |
| 950 | return; /* Nothing's really happened */ |
| 951 | |
Pavel Roskin | 48ca703 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 952 | /* Read part of the frame header - we need status and addr1 */ |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 953 | err = hermes_bap_pread(hw, IRQ_BAP, &hdr, |
Pavel Roskin | 30c2d3b | 2006-04-07 04:10:34 -0400 | [diff] [blame] | 954 | sizeof(struct hermes_txexc_data), |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 955 | fid, 0); |
| 956 | |
| 957 | hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); |
| 958 | stats->tx_errors++; |
| 959 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 960 | if (err) { |
| 961 | printk(KERN_WARNING "%s: Unable to read descriptor on Tx error " |
| 962 | "(FID=%04X error %d)\n", |
| 963 | dev->name, fid, err); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 964 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 965 | } |
| 966 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 967 | DEBUG(1, "%s: Tx error, err %d (FID=%04X)\n", dev->name, |
| 968 | err, fid); |
| 969 | |
| 970 | /* We produce a TXDROP event only for retry or lifetime |
| 971 | * exceeded, because that's the only status that really mean |
| 972 | * that this particular node went away. |
| 973 | * Other errors means that *we* screwed up. - Jean II */ |
Pavel Roskin | 30c2d3b | 2006-04-07 04:10:34 -0400 | [diff] [blame] | 974 | status = le16_to_cpu(hdr.desc.status); |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 975 | if (status & (HERMES_TXSTAT_RETRYERR | HERMES_TXSTAT_AGEDERR)) { |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 976 | union iwreq_data wrqu; |
| 977 | |
| 978 | /* Copy 802.11 dest address. |
| 979 | * We use the 802.11 header because the frame may |
| 980 | * not be 802.3 or may be mangled... |
| 981 | * In Ad-Hoc mode, it will be the node address. |
| 982 | * In managed mode, it will be most likely the AP addr |
| 983 | * User space will figure out how to convert it to |
| 984 | * whatever it needs (IP address or else). |
| 985 | * - Jean II */ |
| 986 | memcpy(wrqu.addr.sa_data, hdr.addr1, ETH_ALEN); |
| 987 | wrqu.addr.sa_family = ARPHRD_ETHER; |
| 988 | |
| 989 | /* Send event to user space */ |
| 990 | wireless_send_event(dev, IWEVTXDROP, &wrqu, NULL); |
| 991 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 992 | |
| 993 | netif_wake_queue(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 994 | } |
| 995 | |
| 996 | static void orinoco_tx_timeout(struct net_device *dev) |
| 997 | { |
| 998 | struct orinoco_private *priv = netdev_priv(dev); |
| 999 | struct net_device_stats *stats = &priv->stats; |
| 1000 | struct hermes *hw = &priv->hw; |
| 1001 | |
| 1002 | printk(KERN_WARNING "%s: Tx timeout! " |
| 1003 | "ALLOCFID=%04x, TXCOMPLFID=%04x, EVSTAT=%04x\n", |
| 1004 | dev->name, hermes_read_regn(hw, ALLOCFID), |
| 1005 | hermes_read_regn(hw, TXCOMPLFID), hermes_read_regn(hw, EVSTAT)); |
| 1006 | |
| 1007 | stats->tx_errors++; |
| 1008 | |
| 1009 | schedule_work(&priv->reset_work); |
| 1010 | } |
| 1011 | |
| 1012 | /********************************************************************/ |
| 1013 | /* Rx path (data frames) */ |
| 1014 | /********************************************************************/ |
| 1015 | |
| 1016 | /* Does the frame have a SNAP header indicating it should be |
| 1017 | * de-encapsulated to Ethernet-II? */ |
| 1018 | static inline int is_ethersnap(void *_hdr) |
| 1019 | { |
| 1020 | u8 *hdr = _hdr; |
| 1021 | |
| 1022 | /* We de-encapsulate all packets which, a) have SNAP headers |
| 1023 | * (i.e. SSAP=DSAP=0xaa and CTRL=0x3 in the 802.2 LLC header |
| 1024 | * and where b) the OUI of the SNAP header is 00:00:00 or |
| 1025 | * 00:00:f8 - we need both because different APs appear to use |
| 1026 | * different OUIs for some reason */ |
| 1027 | return (memcmp(hdr, &encaps_hdr, 5) == 0) |
| 1028 | && ( (hdr[5] == 0x00) || (hdr[5] == 0xf8) ); |
| 1029 | } |
| 1030 | |
| 1031 | static inline void orinoco_spy_gather(struct net_device *dev, u_char *mac, |
| 1032 | int level, int noise) |
| 1033 | { |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 1034 | struct iw_quality wstats; |
| 1035 | wstats.level = level - 0x95; |
| 1036 | wstats.noise = noise - 0x95; |
| 1037 | wstats.qual = (level > noise) ? (level - noise) : 0; |
| 1038 | wstats.updated = 7; |
| 1039 | /* Update spy records */ |
| 1040 | wireless_spy_update(dev, mac, &wstats); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1041 | } |
| 1042 | |
| 1043 | static void orinoco_stat_gather(struct net_device *dev, |
| 1044 | struct sk_buff *skb, |
| 1045 | struct hermes_rx_descriptor *desc) |
| 1046 | { |
| 1047 | struct orinoco_private *priv = netdev_priv(dev); |
| 1048 | |
| 1049 | /* Using spy support with lots of Rx packets, like in an |
| 1050 | * infrastructure (AP), will really slow down everything, because |
| 1051 | * the MAC address must be compared to each entry of the spy list. |
| 1052 | * If the user really asks for it (set some address in the |
| 1053 | * spy list), we do it, but he will pay the price. |
| 1054 | * Note that to get here, you need both WIRELESS_SPY |
| 1055 | * compiled in AND some addresses in the list !!! |
| 1056 | */ |
| 1057 | /* Note : gcc will optimise the whole section away if |
| 1058 | * WIRELESS_SPY is not defined... - Jean II */ |
| 1059 | if (SPY_NUMBER(priv)) { |
Arnaldo Carvalho de Melo | 98e399f | 2007-03-19 15:33:04 -0700 | [diff] [blame] | 1060 | orinoco_spy_gather(dev, skb_mac_header(skb) + ETH_ALEN, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | desc->signal, desc->silence); |
| 1062 | } |
| 1063 | } |
| 1064 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1065 | /* |
| 1066 | * orinoco_rx_monitor - handle received monitor frames. |
| 1067 | * |
| 1068 | * Arguments: |
| 1069 | * dev network device |
| 1070 | * rxfid received FID |
| 1071 | * desc rx descriptor of the frame |
| 1072 | * |
| 1073 | * Call context: interrupt |
| 1074 | */ |
| 1075 | static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, |
| 1076 | struct hermes_rx_descriptor *desc) |
| 1077 | { |
| 1078 | u32 hdrlen = 30; /* return full header by default */ |
| 1079 | u32 datalen = 0; |
| 1080 | u16 fc; |
| 1081 | int err; |
| 1082 | int len; |
| 1083 | struct sk_buff *skb; |
| 1084 | struct orinoco_private *priv = netdev_priv(dev); |
| 1085 | struct net_device_stats *stats = &priv->stats; |
| 1086 | hermes_t *hw = &priv->hw; |
| 1087 | |
| 1088 | len = le16_to_cpu(desc->data_len); |
| 1089 | |
| 1090 | /* Determine the size of the header and the data */ |
| 1091 | fc = le16_to_cpu(desc->frame_ctl); |
| 1092 | switch (fc & IEEE80211_FCTL_FTYPE) { |
| 1093 | case IEEE80211_FTYPE_DATA: |
| 1094 | if ((fc & IEEE80211_FCTL_TODS) |
| 1095 | && (fc & IEEE80211_FCTL_FROMDS)) |
| 1096 | hdrlen = 30; |
| 1097 | else |
| 1098 | hdrlen = 24; |
| 1099 | datalen = len; |
| 1100 | break; |
| 1101 | case IEEE80211_FTYPE_MGMT: |
| 1102 | hdrlen = 24; |
| 1103 | datalen = len; |
| 1104 | break; |
| 1105 | case IEEE80211_FTYPE_CTL: |
| 1106 | switch (fc & IEEE80211_FCTL_STYPE) { |
| 1107 | case IEEE80211_STYPE_PSPOLL: |
| 1108 | case IEEE80211_STYPE_RTS: |
| 1109 | case IEEE80211_STYPE_CFEND: |
| 1110 | case IEEE80211_STYPE_CFENDACK: |
| 1111 | hdrlen = 16; |
| 1112 | break; |
| 1113 | case IEEE80211_STYPE_CTS: |
| 1114 | case IEEE80211_STYPE_ACK: |
| 1115 | hdrlen = 10; |
| 1116 | break; |
| 1117 | } |
| 1118 | break; |
| 1119 | default: |
| 1120 | /* Unknown frame type */ |
| 1121 | break; |
| 1122 | } |
| 1123 | |
| 1124 | /* sanity check the length */ |
| 1125 | if (datalen > IEEE80211_DATA_LEN + 12) { |
| 1126 | printk(KERN_DEBUG "%s: oversized monitor frame, " |
| 1127 | "data length = %d\n", dev->name, datalen); |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1128 | stats->rx_length_errors++; |
| 1129 | goto update_stats; |
| 1130 | } |
| 1131 | |
| 1132 | skb = dev_alloc_skb(hdrlen + datalen); |
| 1133 | if (!skb) { |
| 1134 | printk(KERN_WARNING "%s: Cannot allocate skb for monitor frame\n", |
| 1135 | dev->name); |
Florin Malita | bb6e093 | 2006-05-22 22:35:30 -0700 | [diff] [blame] | 1136 | goto update_stats; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1137 | } |
| 1138 | |
| 1139 | /* Copy the 802.11 header to the skb */ |
| 1140 | memcpy(skb_put(skb, hdrlen), &(desc->frame_ctl), hdrlen); |
Arnaldo Carvalho de Melo | 459a98e | 2007-03-19 15:30:44 -0700 | [diff] [blame] | 1141 | skb_reset_mac_header(skb); |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1142 | |
| 1143 | /* If any, copy the data from the card to the skb */ |
| 1144 | if (datalen > 0) { |
| 1145 | err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), |
| 1146 | ALIGN(datalen, 2), rxfid, |
| 1147 | HERMES_802_2_OFFSET); |
| 1148 | if (err) { |
| 1149 | printk(KERN_ERR "%s: error %d reading monitor frame\n", |
| 1150 | dev->name, err); |
| 1151 | goto drop; |
| 1152 | } |
| 1153 | } |
| 1154 | |
| 1155 | skb->dev = dev; |
| 1156 | skb->ip_summed = CHECKSUM_NONE; |
| 1157 | skb->pkt_type = PACKET_OTHERHOST; |
| 1158 | skb->protocol = __constant_htons(ETH_P_802_2); |
| 1159 | |
| 1160 | dev->last_rx = jiffies; |
| 1161 | stats->rx_packets++; |
| 1162 | stats->rx_bytes += skb->len; |
| 1163 | |
| 1164 | netif_rx(skb); |
| 1165 | return; |
| 1166 | |
| 1167 | drop: |
| 1168 | dev_kfree_skb_irq(skb); |
| 1169 | update_stats: |
| 1170 | stats->rx_errors++; |
| 1171 | stats->rx_dropped++; |
| 1172 | } |
| 1173 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1174 | static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) |
| 1175 | { |
| 1176 | struct orinoco_private *priv = netdev_priv(dev); |
| 1177 | struct net_device_stats *stats = &priv->stats; |
| 1178 | struct iw_statistics *wstats = &priv->wstats; |
| 1179 | struct sk_buff *skb = NULL; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1180 | u16 rxfid, status, fc; |
| 1181 | int length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1182 | struct hermes_rx_descriptor desc; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1183 | struct ethhdr *hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1184 | int err; |
| 1185 | |
| 1186 | rxfid = hermes_read_regn(hw, RXFID); |
| 1187 | |
| 1188 | err = hermes_bap_pread(hw, IRQ_BAP, &desc, sizeof(desc), |
| 1189 | rxfid, 0); |
| 1190 | if (err) { |
| 1191 | printk(KERN_ERR "%s: error %d reading Rx descriptor. " |
| 1192 | "Frame dropped.\n", dev->name, err); |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1193 | goto update_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1194 | } |
| 1195 | |
| 1196 | status = le16_to_cpu(desc.status); |
| 1197 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1198 | if (status & HERMES_RXSTAT_BADCRC) { |
| 1199 | DEBUG(1, "%s: Bad CRC on Rx. Frame dropped.\n", |
| 1200 | dev->name); |
| 1201 | stats->rx_crc_errors++; |
| 1202 | goto update_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1203 | } |
| 1204 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1205 | /* Handle frames in monitor mode */ |
| 1206 | if (priv->iw_mode == IW_MODE_MONITOR) { |
| 1207 | orinoco_rx_monitor(dev, rxfid, &desc); |
| 1208 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1209 | } |
| 1210 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1211 | if (status & HERMES_RXSTAT_UNDECRYPTABLE) { |
| 1212 | DEBUG(1, "%s: Undecryptable frame on Rx. Frame dropped.\n", |
| 1213 | dev->name); |
| 1214 | wstats->discard.code++; |
| 1215 | goto update_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1216 | } |
| 1217 | |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1218 | length = le16_to_cpu(desc.data_len); |
| 1219 | fc = le16_to_cpu(desc.frame_ctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1220 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1221 | /* Sanity checks */ |
| 1222 | if (length < 3) { /* No for even an 802.2 LLC header */ |
| 1223 | /* At least on Symbol firmware with PCF we get quite a |
| 1224 | lot of these legitimately - Poll frames with no |
| 1225 | data. */ |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1226 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1227 | } |
Jeff Garzik | b453872 | 2005-05-12 22:48:20 -0400 | [diff] [blame] | 1228 | if (length > IEEE80211_DATA_LEN) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1229 | printk(KERN_WARNING "%s: Oversized frame received (%d bytes)\n", |
| 1230 | dev->name, length); |
| 1231 | stats->rx_length_errors++; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1232 | goto update_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1233 | } |
| 1234 | |
| 1235 | /* We need space for the packet data itself, plus an ethernet |
| 1236 | header, plus 2 bytes so we can align the IP header on a |
| 1237 | 32bit boundary, plus 1 byte so we can read in odd length |
| 1238 | packets from the card, which has an IO granularity of 16 |
| 1239 | bits */ |
| 1240 | skb = dev_alloc_skb(length+ETH_HLEN+2+1); |
| 1241 | if (!skb) { |
| 1242 | printk(KERN_WARNING "%s: Can't allocate skb for Rx\n", |
| 1243 | dev->name); |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1244 | goto update_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1245 | } |
| 1246 | |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1247 | /* We'll prepend the header, so reserve space for it. The worst |
| 1248 | case is no decapsulation, when 802.3 header is prepended and |
| 1249 | nothing is removed. 2 is for aligning the IP header. */ |
| 1250 | skb_reserve(skb, ETH_HLEN + 2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1251 | |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1252 | err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, length), |
| 1253 | ALIGN(length, 2), rxfid, |
| 1254 | HERMES_802_2_OFFSET); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1255 | if (err) { |
| 1256 | printk(KERN_ERR "%s: error %d reading frame. " |
| 1257 | "Frame dropped.\n", dev->name, err); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1258 | goto drop; |
| 1259 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1260 | |
| 1261 | /* Handle decapsulation |
| 1262 | * In most cases, the firmware tell us about SNAP frames. |
| 1263 | * For some reason, the SNAP frames sent by LinkSys APs |
| 1264 | * are not properly recognised by most firmwares. |
| 1265 | * So, check ourselves */ |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1266 | if (length >= ENCAPS_OVERHEAD && |
| 1267 | (((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_1042) || |
| 1268 | ((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_TUNNEL) || |
| 1269 | is_ethersnap(skb->data))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1270 | /* These indicate a SNAP within 802.2 LLC within |
| 1271 | 802.11 frame which we'll need to de-encapsulate to |
| 1272 | the original EthernetII frame. */ |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1273 | hdr = (struct ethhdr *)skb_push(skb, ETH_HLEN - ENCAPS_OVERHEAD); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1274 | } else { |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1275 | /* 802.3 frame - prepend 802.3 header as is */ |
| 1276 | hdr = (struct ethhdr *)skb_push(skb, ETH_HLEN); |
| 1277 | hdr->h_proto = htons(length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1278 | } |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1279 | memcpy(hdr->h_dest, desc.addr1, ETH_ALEN); |
| 1280 | if (fc & IEEE80211_FCTL_FROMDS) |
| 1281 | memcpy(hdr->h_source, desc.addr3, ETH_ALEN); |
| 1282 | else |
| 1283 | memcpy(hdr->h_source, desc.addr2, ETH_ALEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1284 | |
| 1285 | dev->last_rx = jiffies; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1286 | skb->protocol = eth_type_trans(skb, dev); |
| 1287 | skb->ip_summed = CHECKSUM_NONE; |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1288 | if (fc & IEEE80211_FCTL_TODS) |
| 1289 | skb->pkt_type = PACKET_OTHERHOST; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1290 | |
| 1291 | /* Process the wireless stats if needed */ |
| 1292 | orinoco_stat_gather(dev, skb, &desc); |
| 1293 | |
| 1294 | /* Pass the packet to the networking stack */ |
| 1295 | netif_rx(skb); |
| 1296 | stats->rx_packets++; |
| 1297 | stats->rx_bytes += length; |
| 1298 | |
| 1299 | return; |
| 1300 | |
| 1301 | drop: |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 1302 | dev_kfree_skb_irq(skb); |
| 1303 | update_stats: |
| 1304 | stats->rx_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1305 | stats->rx_dropped++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1306 | } |
| 1307 | |
| 1308 | /********************************************************************/ |
| 1309 | /* Rx path (info frames) */ |
| 1310 | /********************************************************************/ |
| 1311 | |
| 1312 | static void print_linkstatus(struct net_device *dev, u16 status) |
| 1313 | { |
| 1314 | char * s; |
| 1315 | |
| 1316 | if (suppress_linkstatus) |
| 1317 | return; |
| 1318 | |
| 1319 | switch (status) { |
| 1320 | case HERMES_LINKSTATUS_NOT_CONNECTED: |
| 1321 | s = "Not Connected"; |
| 1322 | break; |
| 1323 | case HERMES_LINKSTATUS_CONNECTED: |
| 1324 | s = "Connected"; |
| 1325 | break; |
| 1326 | case HERMES_LINKSTATUS_DISCONNECTED: |
| 1327 | s = "Disconnected"; |
| 1328 | break; |
| 1329 | case HERMES_LINKSTATUS_AP_CHANGE: |
| 1330 | s = "AP Changed"; |
| 1331 | break; |
| 1332 | case HERMES_LINKSTATUS_AP_OUT_OF_RANGE: |
| 1333 | s = "AP Out of Range"; |
| 1334 | break; |
| 1335 | case HERMES_LINKSTATUS_AP_IN_RANGE: |
| 1336 | s = "AP In Range"; |
| 1337 | break; |
| 1338 | case HERMES_LINKSTATUS_ASSOC_FAILED: |
| 1339 | s = "Association Failed"; |
| 1340 | break; |
| 1341 | default: |
| 1342 | s = "UNKNOWN"; |
| 1343 | } |
| 1344 | |
| 1345 | printk(KERN_INFO "%s: New link status: %s (%04x)\n", |
| 1346 | dev->name, s, status); |
| 1347 | } |
| 1348 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1349 | /* Search scan results for requested BSSID, join it if found */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1350 | static void orinoco_join_ap(struct work_struct *work) |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1351 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1352 | struct orinoco_private *priv = |
| 1353 | container_of(work, struct orinoco_private, join_work); |
| 1354 | struct net_device *dev = priv->ndev; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1355 | struct hermes *hw = &priv->hw; |
| 1356 | int err; |
| 1357 | unsigned long flags; |
| 1358 | struct join_req { |
| 1359 | u8 bssid[ETH_ALEN]; |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1360 | __le16 channel; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1361 | } __attribute__ ((packed)) req; |
| 1362 | const int atom_len = offsetof(struct prism2_scan_apinfo, atim); |
Pavel Roskin | c89cc22 | 2005-09-01 20:06:06 -0400 | [diff] [blame] | 1363 | struct prism2_scan_apinfo *atom = NULL; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1364 | int offset = 4; |
Pavel Roskin | c89cc22 | 2005-09-01 20:06:06 -0400 | [diff] [blame] | 1365 | int found = 0; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1366 | u8 *buf; |
| 1367 | u16 len; |
| 1368 | |
| 1369 | /* Allocate buffer for scan results */ |
| 1370 | buf = kmalloc(MAX_SCAN_LEN, GFP_KERNEL); |
| 1371 | if (! buf) |
| 1372 | return; |
| 1373 | |
| 1374 | if (orinoco_lock(priv, &flags) != 0) |
Pavel Roskin | f3cb4cc | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1375 | goto fail_lock; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1376 | |
| 1377 | /* Sanity checks in case user changed something in the meantime */ |
| 1378 | if (! priv->bssid_fixed) |
| 1379 | goto out; |
| 1380 | |
| 1381 | if (strlen(priv->desired_essid) == 0) |
| 1382 | goto out; |
| 1383 | |
| 1384 | /* Read scan results from the firmware */ |
| 1385 | err = hermes_read_ltv(hw, USER_BAP, |
| 1386 | HERMES_RID_SCANRESULTSTABLE, |
| 1387 | MAX_SCAN_LEN, &len, buf); |
| 1388 | if (err) { |
| 1389 | printk(KERN_ERR "%s: Cannot read scan results\n", |
| 1390 | dev->name); |
| 1391 | goto out; |
| 1392 | } |
| 1393 | |
| 1394 | len = HERMES_RECLEN_TO_BYTES(len); |
| 1395 | |
| 1396 | /* Go through the scan results looking for the channel of the AP |
| 1397 | * we were requested to join */ |
| 1398 | for (; offset + atom_len <= len; offset += atom_len) { |
| 1399 | atom = (struct prism2_scan_apinfo *) (buf + offset); |
Pavel Roskin | c89cc22 | 2005-09-01 20:06:06 -0400 | [diff] [blame] | 1400 | if (memcmp(&atom->bssid, priv->desired_bssid, ETH_ALEN) == 0) { |
| 1401 | found = 1; |
| 1402 | break; |
| 1403 | } |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1404 | } |
| 1405 | |
Pavel Roskin | c89cc22 | 2005-09-01 20:06:06 -0400 | [diff] [blame] | 1406 | if (! found) { |
| 1407 | DEBUG(1, "%s: Requested AP not found in scan results\n", |
| 1408 | dev->name); |
| 1409 | goto out; |
| 1410 | } |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1411 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1412 | memcpy(req.bssid, priv->desired_bssid, ETH_ALEN); |
| 1413 | req.channel = atom->channel; /* both are little-endian */ |
| 1414 | err = HERMES_WRITE_RECORD(hw, USER_BAP, HERMES_RID_CNFJOINREQUEST, |
| 1415 | &req); |
| 1416 | if (err) |
| 1417 | printk(KERN_ERR "%s: Error issuing join request\n", dev->name); |
| 1418 | |
| 1419 | out: |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1420 | orinoco_unlock(priv, &flags); |
Pavel Roskin | f3cb4cc | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1421 | |
| 1422 | fail_lock: |
| 1423 | kfree(buf); |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 1424 | } |
| 1425 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1426 | /* Send new BSSID to userspace */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1427 | static void orinoco_send_wevents(struct work_struct *work) |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1428 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1429 | struct orinoco_private *priv = |
| 1430 | container_of(work, struct orinoco_private, wevent_work); |
| 1431 | struct net_device *dev = priv->ndev; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1432 | struct hermes *hw = &priv->hw; |
| 1433 | union iwreq_data wrqu; |
| 1434 | int err; |
| 1435 | unsigned long flags; |
| 1436 | |
| 1437 | if (orinoco_lock(priv, &flags) != 0) |
| 1438 | return; |
| 1439 | |
| 1440 | err = hermes_read_ltv(hw, IRQ_BAP, HERMES_RID_CURRENTBSSID, |
| 1441 | ETH_ALEN, NULL, wrqu.ap_addr.sa_data); |
| 1442 | if (err != 0) |
Pavel Roskin | 8aeabc3 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1443 | goto out; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1444 | |
| 1445 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| 1446 | |
| 1447 | /* Send event to user space */ |
| 1448 | wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); |
Pavel Roskin | 8aeabc3 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1449 | |
| 1450 | out: |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1451 | orinoco_unlock(priv, &flags); |
| 1452 | } |
| 1453 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1454 | |
| 1455 | static inline void orinoco_clear_scan_results(struct orinoco_private *priv, |
| 1456 | unsigned long scan_age) |
| 1457 | { |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 1458 | if (priv->has_ext_scan) { |
| 1459 | struct xbss_element *bss; |
| 1460 | struct xbss_element *tmp_bss; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1461 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 1462 | /* Blow away current list of scan results */ |
| 1463 | list_for_each_entry_safe(bss, tmp_bss, &priv->bss_list, list) { |
| 1464 | if (!scan_age || |
| 1465 | time_after(jiffies, bss->last_scanned + scan_age)) { |
| 1466 | list_move_tail(&bss->list, |
| 1467 | &priv->bss_free_list); |
| 1468 | /* Don't blow away ->list, just BSS data */ |
| 1469 | memset(&bss->bss, 0, sizeof(bss->bss)); |
| 1470 | bss->last_scanned = 0; |
| 1471 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1472 | } |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 1473 | } else { |
| 1474 | struct bss_element *bss; |
| 1475 | struct bss_element *tmp_bss; |
| 1476 | |
| 1477 | /* Blow away current list of scan results */ |
| 1478 | list_for_each_entry_safe(bss, tmp_bss, &priv->bss_list, list) { |
| 1479 | if (!scan_age || |
| 1480 | time_after(jiffies, bss->last_scanned + scan_age)) { |
| 1481 | list_move_tail(&bss->list, |
| 1482 | &priv->bss_free_list); |
| 1483 | /* Don't blow away ->list, just BSS data */ |
| 1484 | memset(&bss->bss, 0, sizeof(bss->bss)); |
| 1485 | bss->last_scanned = 0; |
| 1486 | } |
| 1487 | } |
| 1488 | } |
| 1489 | } |
| 1490 | |
| 1491 | static void orinoco_add_ext_scan_result(struct orinoco_private *priv, |
| 1492 | struct agere_ext_scan_info *atom) |
| 1493 | { |
| 1494 | struct xbss_element *bss = NULL; |
| 1495 | int found = 0; |
| 1496 | |
| 1497 | /* Try to update an existing bss first */ |
| 1498 | list_for_each_entry(bss, &priv->bss_list, list) { |
| 1499 | if (compare_ether_addr(bss->bss.bssid, atom->bssid)) |
| 1500 | continue; |
| 1501 | /* ESSID lengths */ |
| 1502 | if (bss->bss.data[1] != atom->data[1]) |
| 1503 | continue; |
| 1504 | if (memcmp(&bss->bss.data[2], &atom->data[2], |
| 1505 | atom->data[1])) |
| 1506 | continue; |
| 1507 | found = 1; |
| 1508 | break; |
| 1509 | } |
| 1510 | |
| 1511 | /* Grab a bss off the free list */ |
| 1512 | if (!found && !list_empty(&priv->bss_free_list)) { |
| 1513 | bss = list_entry(priv->bss_free_list.next, |
| 1514 | struct xbss_element, list); |
| 1515 | list_del(priv->bss_free_list.next); |
| 1516 | |
| 1517 | list_add_tail(&bss->list, &priv->bss_list); |
| 1518 | } |
| 1519 | |
| 1520 | if (bss) { |
| 1521 | /* Always update the BSS to get latest beacon info */ |
| 1522 | memcpy(&bss->bss, atom, sizeof(bss->bss)); |
| 1523 | bss->last_scanned = jiffies; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1524 | } |
| 1525 | } |
| 1526 | |
| 1527 | static int orinoco_process_scan_results(struct net_device *dev, |
| 1528 | unsigned char *buf, |
| 1529 | int len) |
| 1530 | { |
| 1531 | struct orinoco_private *priv = netdev_priv(dev); |
| 1532 | int offset; /* In the scan data */ |
| 1533 | union hermes_scan_info *atom; |
| 1534 | int atom_len; |
| 1535 | |
| 1536 | switch (priv->firmware_type) { |
| 1537 | case FIRMWARE_TYPE_AGERE: |
| 1538 | atom_len = sizeof(struct agere_scan_apinfo); |
| 1539 | offset = 0; |
| 1540 | break; |
| 1541 | case FIRMWARE_TYPE_SYMBOL: |
| 1542 | /* Lack of documentation necessitates this hack. |
| 1543 | * Different firmwares have 68 or 76 byte long atoms. |
| 1544 | * We try modulo first. If the length divides by both, |
| 1545 | * we check what would be the channel in the second |
| 1546 | * frame for a 68-byte atom. 76-byte atoms have 0 there. |
| 1547 | * Valid channel cannot be 0. */ |
| 1548 | if (len % 76) |
| 1549 | atom_len = 68; |
| 1550 | else if (len % 68) |
| 1551 | atom_len = 76; |
| 1552 | else if (len >= 1292 && buf[68] == 0) |
| 1553 | atom_len = 76; |
| 1554 | else |
| 1555 | atom_len = 68; |
| 1556 | offset = 0; |
| 1557 | break; |
| 1558 | case FIRMWARE_TYPE_INTERSIL: |
| 1559 | offset = 4; |
| 1560 | if (priv->has_hostscan) { |
| 1561 | atom_len = le16_to_cpup((__le16 *)buf); |
| 1562 | /* Sanity check for atom_len */ |
| 1563 | if (atom_len < sizeof(struct prism2_scan_apinfo)) { |
| 1564 | printk(KERN_ERR "%s: Invalid atom_len in scan " |
| 1565 | "data: %d\n", dev->name, atom_len); |
| 1566 | return -EIO; |
| 1567 | } |
| 1568 | } else |
| 1569 | atom_len = offsetof(struct prism2_scan_apinfo, atim); |
| 1570 | break; |
| 1571 | default: |
| 1572 | return -EOPNOTSUPP; |
| 1573 | } |
| 1574 | |
| 1575 | /* Check that we got an whole number of atoms */ |
| 1576 | if ((len - offset) % atom_len) { |
| 1577 | printk(KERN_ERR "%s: Unexpected scan data length %d, " |
| 1578 | "atom_len %d, offset %d\n", dev->name, len, |
| 1579 | atom_len, offset); |
| 1580 | return -EIO; |
| 1581 | } |
| 1582 | |
| 1583 | orinoco_clear_scan_results(priv, msecs_to_jiffies(15000)); |
| 1584 | |
| 1585 | /* Read the entries one by one */ |
| 1586 | for (; offset + atom_len <= len; offset += atom_len) { |
| 1587 | int found = 0; |
David Kilroy | 3056c40 | 2008-08-21 23:27:57 +0100 | [diff] [blame] | 1588 | struct bss_element *bss = NULL; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1589 | |
| 1590 | /* Get next atom */ |
| 1591 | atom = (union hermes_scan_info *) (buf + offset); |
| 1592 | |
| 1593 | /* Try to update an existing bss first */ |
| 1594 | list_for_each_entry(bss, &priv->bss_list, list) { |
| 1595 | if (compare_ether_addr(bss->bss.a.bssid, atom->a.bssid)) |
| 1596 | continue; |
| 1597 | if (le16_to_cpu(bss->bss.a.essid_len) != |
| 1598 | le16_to_cpu(atom->a.essid_len)) |
| 1599 | continue; |
| 1600 | if (memcmp(bss->bss.a.essid, atom->a.essid, |
| 1601 | le16_to_cpu(atom->a.essid_len))) |
| 1602 | continue; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1603 | found = 1; |
| 1604 | break; |
| 1605 | } |
| 1606 | |
| 1607 | /* Grab a bss off the free list */ |
| 1608 | if (!found && !list_empty(&priv->bss_free_list)) { |
| 1609 | bss = list_entry(priv->bss_free_list.next, |
David Kilroy | 3056c40 | 2008-08-21 23:27:57 +0100 | [diff] [blame] | 1610 | struct bss_element, list); |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1611 | list_del(priv->bss_free_list.next); |
| 1612 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1613 | list_add_tail(&bss->list, &priv->bss_list); |
| 1614 | } |
Dan Williams | 2236761 | 2007-12-05 11:01:23 -0500 | [diff] [blame] | 1615 | |
| 1616 | if (bss) { |
| 1617 | /* Always update the BSS to get latest beacon info */ |
| 1618 | memcpy(&bss->bss, atom, sizeof(bss->bss)); |
| 1619 | bss->last_scanned = jiffies; |
| 1620 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1621 | } |
| 1622 | |
| 1623 | return 0; |
| 1624 | } |
| 1625 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1626 | static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) |
| 1627 | { |
| 1628 | struct orinoco_private *priv = netdev_priv(dev); |
| 1629 | u16 infofid; |
| 1630 | struct { |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 1631 | __le16 len; |
| 1632 | __le16 type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1633 | } __attribute__ ((packed)) info; |
| 1634 | int len, type; |
| 1635 | int err; |
| 1636 | |
| 1637 | /* This is an answer to an INQUIRE command that we did earlier, |
| 1638 | * or an information "event" generated by the card |
| 1639 | * The controller return to us a pseudo frame containing |
| 1640 | * the information in question - Jean II */ |
| 1641 | infofid = hermes_read_regn(hw, INFOFID); |
| 1642 | |
| 1643 | /* Read the info frame header - don't try too hard */ |
| 1644 | err = hermes_bap_pread(hw, IRQ_BAP, &info, sizeof(info), |
| 1645 | infofid, 0); |
| 1646 | if (err) { |
| 1647 | printk(KERN_ERR "%s: error %d reading info frame. " |
| 1648 | "Frame dropped.\n", dev->name, err); |
| 1649 | return; |
| 1650 | } |
| 1651 | |
| 1652 | len = HERMES_RECLEN_TO_BYTES(le16_to_cpu(info.len)); |
| 1653 | type = le16_to_cpu(info.type); |
| 1654 | |
| 1655 | switch (type) { |
| 1656 | case HERMES_INQ_TALLIES: { |
| 1657 | struct hermes_tallies_frame tallies; |
| 1658 | struct iw_statistics *wstats = &priv->wstats; |
| 1659 | |
| 1660 | if (len > sizeof(tallies)) { |
| 1661 | printk(KERN_WARNING "%s: Tallies frame too long (%d bytes)\n", |
| 1662 | dev->name, len); |
| 1663 | len = sizeof(tallies); |
| 1664 | } |
| 1665 | |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 1666 | err = hermes_bap_pread(hw, IRQ_BAP, &tallies, len, |
| 1667 | infofid, sizeof(info)); |
| 1668 | if (err) |
| 1669 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1670 | |
| 1671 | /* Increment our various counters */ |
| 1672 | /* wstats->discard.nwid - no wrong BSSID stuff */ |
| 1673 | wstats->discard.code += |
| 1674 | le16_to_cpu(tallies.RxWEPUndecryptable); |
| 1675 | if (len == sizeof(tallies)) |
| 1676 | wstats->discard.code += |
| 1677 | le16_to_cpu(tallies.RxDiscards_WEPICVError) + |
| 1678 | le16_to_cpu(tallies.RxDiscards_WEPExcluded); |
| 1679 | wstats->discard.misc += |
| 1680 | le16_to_cpu(tallies.TxDiscardsWrongSA); |
| 1681 | wstats->discard.fragment += |
| 1682 | le16_to_cpu(tallies.RxMsgInBadMsgFragments); |
| 1683 | wstats->discard.retries += |
| 1684 | le16_to_cpu(tallies.TxRetryLimitExceeded); |
| 1685 | /* wstats->miss.beacon - no match */ |
| 1686 | } |
| 1687 | break; |
| 1688 | case HERMES_INQ_LINKSTATUS: { |
| 1689 | struct hermes_linkstatus linkstatus; |
| 1690 | u16 newstatus; |
| 1691 | int connected; |
| 1692 | |
Christoph Hellwig | 8f2abf4 | 2005-06-19 01:28:02 +0200 | [diff] [blame] | 1693 | if (priv->iw_mode == IW_MODE_MONITOR) |
| 1694 | break; |
| 1695 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1696 | if (len != sizeof(linkstatus)) { |
| 1697 | printk(KERN_WARNING "%s: Unexpected size for linkstatus frame (%d bytes)\n", |
| 1698 | dev->name, len); |
| 1699 | break; |
| 1700 | } |
| 1701 | |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 1702 | err = hermes_bap_pread(hw, IRQ_BAP, &linkstatus, len, |
| 1703 | infofid, sizeof(info)); |
| 1704 | if (err) |
| 1705 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1706 | newstatus = le16_to_cpu(linkstatus.linkstatus); |
| 1707 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1708 | /* Symbol firmware uses "out of range" to signal that |
| 1709 | * the hostscan frame can be requested. */ |
| 1710 | if (newstatus == HERMES_LINKSTATUS_AP_OUT_OF_RANGE && |
| 1711 | priv->firmware_type == FIRMWARE_TYPE_SYMBOL && |
| 1712 | priv->has_hostscan && priv->scan_inprogress) { |
| 1713 | hermes_inquire(hw, HERMES_INQ_HOSTSCAN_SYMBOL); |
| 1714 | break; |
| 1715 | } |
| 1716 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1717 | connected = (newstatus == HERMES_LINKSTATUS_CONNECTED) |
| 1718 | || (newstatus == HERMES_LINKSTATUS_AP_CHANGE) |
| 1719 | || (newstatus == HERMES_LINKSTATUS_AP_IN_RANGE); |
| 1720 | |
| 1721 | if (connected) |
| 1722 | netif_carrier_on(dev); |
David Gibson | 7bb7c3a | 2005-05-12 20:02:10 -0400 | [diff] [blame] | 1723 | else if (!ignore_disconnect) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1724 | netif_carrier_off(dev); |
| 1725 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1726 | if (newstatus != priv->last_linkstatus) { |
| 1727 | priv->last_linkstatus = newstatus; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1728 | print_linkstatus(dev, newstatus); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1729 | /* The info frame contains only one word which is the |
| 1730 | * status (see hermes.h). The status is pretty boring |
| 1731 | * in itself, that's why we export the new BSSID... |
| 1732 | * Jean II */ |
| 1733 | schedule_work(&priv->wevent_work); |
| 1734 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1735 | } |
| 1736 | break; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1737 | case HERMES_INQ_SCAN: |
| 1738 | if (!priv->scan_inprogress && priv->bssid_fixed && |
| 1739 | priv->firmware_type == FIRMWARE_TYPE_INTERSIL) { |
| 1740 | schedule_work(&priv->join_work); |
| 1741 | break; |
| 1742 | } |
| 1743 | /* fall through */ |
| 1744 | case HERMES_INQ_HOSTSCAN: |
| 1745 | case HERMES_INQ_HOSTSCAN_SYMBOL: { |
| 1746 | /* Result of a scanning. Contains information about |
| 1747 | * cells in the vicinity - Jean II */ |
| 1748 | union iwreq_data wrqu; |
| 1749 | unsigned char *buf; |
| 1750 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1751 | /* Scan is no longer in progress */ |
| 1752 | priv->scan_inprogress = 0; |
| 1753 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1754 | /* Sanity check */ |
| 1755 | if (len > 4096) { |
| 1756 | printk(KERN_WARNING "%s: Scan results too large (%d bytes)\n", |
| 1757 | dev->name, len); |
| 1758 | break; |
| 1759 | } |
| 1760 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1761 | /* Allocate buffer for results */ |
| 1762 | buf = kmalloc(len, GFP_ATOMIC); |
| 1763 | if (buf == NULL) |
| 1764 | /* No memory, so can't printk()... */ |
| 1765 | break; |
| 1766 | |
| 1767 | /* Read scan data */ |
| 1768 | err = hermes_bap_pread(hw, IRQ_BAP, (void *) buf, len, |
| 1769 | infofid, sizeof(info)); |
Pavel Roskin | 708218b | 2005-09-01 20:05:19 -0400 | [diff] [blame] | 1770 | if (err) { |
| 1771 | kfree(buf); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1772 | break; |
Pavel Roskin | 708218b | 2005-09-01 20:05:19 -0400 | [diff] [blame] | 1773 | } |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1774 | |
| 1775 | #ifdef ORINOCO_DEBUG |
| 1776 | { |
| 1777 | int i; |
| 1778 | printk(KERN_DEBUG "Scan result [%02X", buf[0]); |
| 1779 | for(i = 1; i < (len * 2); i++) |
| 1780 | printk(":%02X", buf[i]); |
| 1781 | printk("]\n"); |
| 1782 | } |
| 1783 | #endif /* ORINOCO_DEBUG */ |
| 1784 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 1785 | if (orinoco_process_scan_results(dev, buf, len) == 0) { |
| 1786 | /* Send an empty event to user space. |
| 1787 | * We don't send the received data on the event because |
| 1788 | * it would require us to do complex transcoding, and |
| 1789 | * we want to minimise the work done in the irq handler |
| 1790 | * Use a request to extract the data - Jean II */ |
| 1791 | wrqu.data.length = 0; |
| 1792 | wrqu.data.flags = 0; |
| 1793 | wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); |
| 1794 | } |
| 1795 | kfree(buf); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1796 | } |
| 1797 | break; |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 1798 | case HERMES_INQ_CHANNELINFO: |
| 1799 | { |
| 1800 | struct agere_ext_scan_info *bss; |
| 1801 | |
| 1802 | if (!priv->scan_inprogress) { |
| 1803 | printk(KERN_DEBUG "%s: Got chaninfo without scan, " |
| 1804 | "len=%d\n", dev->name, len); |
| 1805 | break; |
| 1806 | } |
| 1807 | |
| 1808 | /* An empty result indicates that the scan is complete */ |
| 1809 | if (len == 0) { |
| 1810 | union iwreq_data wrqu; |
| 1811 | |
| 1812 | /* Scan is no longer in progress */ |
| 1813 | priv->scan_inprogress = 0; |
| 1814 | |
| 1815 | wrqu.data.length = 0; |
| 1816 | wrqu.data.flags = 0; |
| 1817 | wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); |
| 1818 | break; |
| 1819 | } |
| 1820 | |
| 1821 | /* Sanity check */ |
| 1822 | else if (len > sizeof(*bss)) { |
| 1823 | printk(KERN_WARNING |
| 1824 | "%s: Ext scan results too large (%d bytes). " |
| 1825 | "Truncating results to %zd bytes.\n", |
| 1826 | dev->name, len, sizeof(*bss)); |
| 1827 | len = sizeof(*bss); |
| 1828 | } else if (len < (offsetof(struct agere_ext_scan_info, |
| 1829 | data) + 2)) { |
| 1830 | /* Drop this result now so we don't have to |
| 1831 | * keep checking later */ |
| 1832 | printk(KERN_WARNING |
| 1833 | "%s: Ext scan results too short (%d bytes)\n", |
| 1834 | dev->name, len); |
| 1835 | break; |
| 1836 | } |
| 1837 | |
| 1838 | bss = kmalloc(sizeof(*bss), GFP_ATOMIC); |
| 1839 | if (bss == NULL) |
| 1840 | break; |
| 1841 | |
| 1842 | /* Read scan data */ |
| 1843 | err = hermes_bap_pread(hw, IRQ_BAP, (void *) bss, len, |
| 1844 | infofid, sizeof(info)); |
| 1845 | if (err) { |
| 1846 | kfree(bss); |
| 1847 | break; |
| 1848 | } |
| 1849 | |
| 1850 | orinoco_add_ext_scan_result(priv, bss); |
| 1851 | |
| 1852 | kfree(bss); |
| 1853 | break; |
| 1854 | } |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 1855 | case HERMES_INQ_SEC_STAT_AGERE: |
| 1856 | /* Security status (Agere specific) */ |
| 1857 | /* Ignore this frame for now */ |
| 1858 | if (priv->firmware_type == FIRMWARE_TYPE_AGERE) |
| 1859 | break; |
| 1860 | /* fall through */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1861 | default: |
| 1862 | printk(KERN_DEBUG "%s: Unknown information frame received: " |
| 1863 | "type 0x%04x, length %d\n", dev->name, type, len); |
| 1864 | /* We don't actually do anything about it */ |
| 1865 | break; |
| 1866 | } |
| 1867 | } |
| 1868 | |
| 1869 | static void __orinoco_ev_infdrop(struct net_device *dev, hermes_t *hw) |
| 1870 | { |
| 1871 | if (net_ratelimit()) |
| 1872 | printk(KERN_DEBUG "%s: Information frame lost.\n", dev->name); |
| 1873 | } |
| 1874 | |
| 1875 | /********************************************************************/ |
| 1876 | /* Internal hardware control routines */ |
| 1877 | /********************************************************************/ |
| 1878 | |
| 1879 | int __orinoco_up(struct net_device *dev) |
| 1880 | { |
| 1881 | struct orinoco_private *priv = netdev_priv(dev); |
| 1882 | struct hermes *hw = &priv->hw; |
| 1883 | int err; |
| 1884 | |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 1885 | netif_carrier_off(dev); /* just to make sure */ |
| 1886 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1887 | err = __orinoco_program_rids(dev); |
| 1888 | if (err) { |
| 1889 | printk(KERN_ERR "%s: Error %d configuring card\n", |
| 1890 | dev->name, err); |
| 1891 | return err; |
| 1892 | } |
| 1893 | |
| 1894 | /* Fire things up again */ |
| 1895 | hermes_set_irqmask(hw, ORINOCO_INTEN); |
| 1896 | err = hermes_enable_port(hw, 0); |
| 1897 | if (err) { |
| 1898 | printk(KERN_ERR "%s: Error %d enabling MAC port\n", |
| 1899 | dev->name, err); |
| 1900 | return err; |
| 1901 | } |
| 1902 | |
| 1903 | netif_start_queue(dev); |
| 1904 | |
| 1905 | return 0; |
| 1906 | } |
| 1907 | |
| 1908 | int __orinoco_down(struct net_device *dev) |
| 1909 | { |
| 1910 | struct orinoco_private *priv = netdev_priv(dev); |
| 1911 | struct hermes *hw = &priv->hw; |
| 1912 | int err; |
| 1913 | |
| 1914 | netif_stop_queue(dev); |
| 1915 | |
| 1916 | if (! priv->hw_unavailable) { |
| 1917 | if (! priv->broken_disableport) { |
| 1918 | err = hermes_disable_port(hw, 0); |
| 1919 | if (err) { |
| 1920 | /* Some firmwares (e.g. Intersil 1.3.x) seem |
| 1921 | * to have problems disabling the port, oh |
| 1922 | * well, too bad. */ |
| 1923 | printk(KERN_WARNING "%s: Error %d disabling MAC port\n", |
| 1924 | dev->name, err); |
| 1925 | priv->broken_disableport = 1; |
| 1926 | } |
| 1927 | } |
| 1928 | hermes_set_irqmask(hw, 0); |
| 1929 | hermes_write_regn(hw, EVACK, 0xffff); |
| 1930 | } |
| 1931 | |
| 1932 | /* firmware will have to reassociate */ |
| 1933 | netif_carrier_off(dev); |
| 1934 | priv->last_linkstatus = 0xffff; |
| 1935 | |
| 1936 | return 0; |
| 1937 | } |
| 1938 | |
Pavel Roskin | 37a6c61 | 2006-04-07 04:10:49 -0400 | [diff] [blame] | 1939 | static int orinoco_allocate_fid(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1940 | { |
| 1941 | struct orinoco_private *priv = netdev_priv(dev); |
| 1942 | struct hermes *hw = &priv->hw; |
| 1943 | int err; |
| 1944 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1945 | err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); |
David Gibson | b24d458 | 2005-05-12 20:04:16 -0400 | [diff] [blame] | 1946 | if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1947 | /* Try workaround for old Symbol firmware bug */ |
| 1948 | printk(KERN_WARNING "%s: firmware ALLOC bug detected " |
| 1949 | "(old Symbol firmware?). Trying to work around... ", |
| 1950 | dev->name); |
| 1951 | |
| 1952 | priv->nicbuf_size = TX_NICBUF_SIZE_BUG; |
| 1953 | err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); |
| 1954 | if (err) |
| 1955 | printk("failed!\n"); |
| 1956 | else |
| 1957 | printk("ok.\n"); |
| 1958 | } |
| 1959 | |
| 1960 | return err; |
| 1961 | } |
| 1962 | |
Pavel Roskin | 37a6c61 | 2006-04-07 04:10:49 -0400 | [diff] [blame] | 1963 | int orinoco_reinit_firmware(struct net_device *dev) |
| 1964 | { |
| 1965 | struct orinoco_private *priv = netdev_priv(dev); |
| 1966 | struct hermes *hw = &priv->hw; |
| 1967 | int err; |
| 1968 | |
| 1969 | err = hermes_init(hw); |
| 1970 | if (!err) |
| 1971 | err = orinoco_allocate_fid(dev); |
| 1972 | |
| 1973 | return err; |
| 1974 | } |
| 1975 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1976 | static int __orinoco_hw_set_bitrate(struct orinoco_private *priv) |
| 1977 | { |
| 1978 | hermes_t *hw = &priv->hw; |
| 1979 | int err = 0; |
| 1980 | |
| 1981 | if (priv->bitratemode >= BITRATE_TABLE_SIZE) { |
| 1982 | printk(KERN_ERR "%s: BUG: Invalid bitrate mode %d\n", |
| 1983 | priv->ndev->name, priv->bitratemode); |
| 1984 | return -EINVAL; |
| 1985 | } |
| 1986 | |
| 1987 | switch (priv->firmware_type) { |
| 1988 | case FIRMWARE_TYPE_AGERE: |
| 1989 | err = hermes_write_wordrec(hw, USER_BAP, |
| 1990 | HERMES_RID_CNFTXRATECONTROL, |
| 1991 | bitrate_table[priv->bitratemode].agere_txratectrl); |
| 1992 | break; |
| 1993 | case FIRMWARE_TYPE_INTERSIL: |
| 1994 | case FIRMWARE_TYPE_SYMBOL: |
| 1995 | err = hermes_write_wordrec(hw, USER_BAP, |
| 1996 | HERMES_RID_CNFTXRATECONTROL, |
| 1997 | bitrate_table[priv->bitratemode].intersil_txratectrl); |
| 1998 | break; |
| 1999 | default: |
| 2000 | BUG(); |
| 2001 | } |
| 2002 | |
| 2003 | return err; |
| 2004 | } |
| 2005 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 2006 | /* Set fixed AP address */ |
| 2007 | static int __orinoco_hw_set_wap(struct orinoco_private *priv) |
| 2008 | { |
| 2009 | int roaming_flag; |
| 2010 | int err = 0; |
| 2011 | hermes_t *hw = &priv->hw; |
| 2012 | |
| 2013 | switch (priv->firmware_type) { |
| 2014 | case FIRMWARE_TYPE_AGERE: |
| 2015 | /* not supported */ |
| 2016 | break; |
| 2017 | case FIRMWARE_TYPE_INTERSIL: |
| 2018 | if (priv->bssid_fixed) |
| 2019 | roaming_flag = 2; |
| 2020 | else |
| 2021 | roaming_flag = 1; |
| 2022 | |
| 2023 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2024 | HERMES_RID_CNFROAMINGMODE, |
| 2025 | roaming_flag); |
| 2026 | break; |
| 2027 | case FIRMWARE_TYPE_SYMBOL: |
| 2028 | err = HERMES_WRITE_RECORD(hw, USER_BAP, |
| 2029 | HERMES_RID_CNFMANDATORYBSSID_SYMBOL, |
| 2030 | &priv->desired_bssid); |
| 2031 | break; |
| 2032 | } |
| 2033 | return err; |
| 2034 | } |
| 2035 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2036 | /* Change the WEP keys and/or the current keys. Can be called |
| 2037 | * either from __orinoco_hw_setup_wep() or directly from |
| 2038 | * orinoco_ioctl_setiwencode(). In the later case the association |
| 2039 | * with the AP is not broken (if the firmware can handle it), |
| 2040 | * which is needed for 802.1x implementations. */ |
| 2041 | static int __orinoco_hw_setup_wepkeys(struct orinoco_private *priv) |
| 2042 | { |
| 2043 | hermes_t *hw = &priv->hw; |
| 2044 | int err = 0; |
| 2045 | |
| 2046 | switch (priv->firmware_type) { |
| 2047 | case FIRMWARE_TYPE_AGERE: |
| 2048 | err = HERMES_WRITE_RECORD(hw, USER_BAP, |
| 2049 | HERMES_RID_CNFWEPKEYS_AGERE, |
| 2050 | &priv->keys); |
| 2051 | if (err) |
| 2052 | return err; |
| 2053 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2054 | HERMES_RID_CNFTXKEY_AGERE, |
| 2055 | priv->tx_key); |
| 2056 | if (err) |
| 2057 | return err; |
| 2058 | break; |
| 2059 | case FIRMWARE_TYPE_INTERSIL: |
| 2060 | case FIRMWARE_TYPE_SYMBOL: |
| 2061 | { |
| 2062 | int keylen; |
| 2063 | int i; |
| 2064 | |
| 2065 | /* Force uniform key length to work around firmware bugs */ |
| 2066 | keylen = le16_to_cpu(priv->keys[priv->tx_key].len); |
| 2067 | |
| 2068 | if (keylen > LARGE_KEY_SIZE) { |
| 2069 | printk(KERN_ERR "%s: BUG: Key %d has oversize length %d.\n", |
| 2070 | priv->ndev->name, priv->tx_key, keylen); |
| 2071 | return -E2BIG; |
| 2072 | } |
| 2073 | |
| 2074 | /* Write all 4 keys */ |
| 2075 | for(i = 0; i < ORINOCO_MAX_KEYS; i++) { |
| 2076 | err = hermes_write_ltv(hw, USER_BAP, |
| 2077 | HERMES_RID_CNFDEFAULTKEY0 + i, |
| 2078 | HERMES_BYTES_TO_RECLEN(keylen), |
| 2079 | priv->keys[i].data); |
| 2080 | if (err) |
| 2081 | return err; |
| 2082 | } |
| 2083 | |
| 2084 | /* Write the index of the key used in transmission */ |
| 2085 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2086 | HERMES_RID_CNFWEPDEFAULTKEYID, |
| 2087 | priv->tx_key); |
| 2088 | if (err) |
| 2089 | return err; |
| 2090 | } |
| 2091 | break; |
| 2092 | } |
| 2093 | |
| 2094 | return 0; |
| 2095 | } |
| 2096 | |
| 2097 | static int __orinoco_hw_setup_wep(struct orinoco_private *priv) |
| 2098 | { |
| 2099 | hermes_t *hw = &priv->hw; |
| 2100 | int err = 0; |
| 2101 | int master_wep_flag; |
| 2102 | int auth_flag; |
| 2103 | |
| 2104 | if (priv->wep_on) |
| 2105 | __orinoco_hw_setup_wepkeys(priv); |
| 2106 | |
| 2107 | if (priv->wep_restrict) |
| 2108 | auth_flag = HERMES_AUTH_SHARED_KEY; |
| 2109 | else |
| 2110 | auth_flag = HERMES_AUTH_OPEN; |
| 2111 | |
| 2112 | switch (priv->firmware_type) { |
| 2113 | case FIRMWARE_TYPE_AGERE: /* Agere style WEP */ |
| 2114 | if (priv->wep_on) { |
| 2115 | /* Enable the shared-key authentication. */ |
| 2116 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2117 | HERMES_RID_CNFAUTHENTICATION_AGERE, |
| 2118 | auth_flag); |
| 2119 | } |
| 2120 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2121 | HERMES_RID_CNFWEPENABLED_AGERE, |
| 2122 | priv->wep_on); |
| 2123 | if (err) |
| 2124 | return err; |
| 2125 | break; |
| 2126 | |
| 2127 | case FIRMWARE_TYPE_INTERSIL: /* Intersil style WEP */ |
| 2128 | case FIRMWARE_TYPE_SYMBOL: /* Symbol style WEP */ |
| 2129 | if (priv->wep_on) { |
| 2130 | if (priv->wep_restrict || |
| 2131 | (priv->firmware_type == FIRMWARE_TYPE_SYMBOL)) |
| 2132 | master_wep_flag = HERMES_WEP_PRIVACY_INVOKED | |
| 2133 | HERMES_WEP_EXCL_UNENCRYPTED; |
| 2134 | else |
| 2135 | master_wep_flag = HERMES_WEP_PRIVACY_INVOKED; |
| 2136 | |
| 2137 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2138 | HERMES_RID_CNFAUTHENTICATION, |
| 2139 | auth_flag); |
| 2140 | if (err) |
| 2141 | return err; |
| 2142 | } else |
| 2143 | master_wep_flag = 0; |
| 2144 | |
| 2145 | if (priv->iw_mode == IW_MODE_MONITOR) |
| 2146 | master_wep_flag |= HERMES_WEP_HOST_DECRYPT; |
| 2147 | |
| 2148 | /* Master WEP setting : on/off */ |
| 2149 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2150 | HERMES_RID_CNFWEPFLAGS_INTERSIL, |
| 2151 | master_wep_flag); |
| 2152 | if (err) |
| 2153 | return err; |
| 2154 | |
| 2155 | break; |
| 2156 | } |
| 2157 | |
| 2158 | return 0; |
| 2159 | } |
| 2160 | |
| 2161 | static int __orinoco_program_rids(struct net_device *dev) |
| 2162 | { |
| 2163 | struct orinoco_private *priv = netdev_priv(dev); |
| 2164 | hermes_t *hw = &priv->hw; |
| 2165 | int err; |
| 2166 | struct hermes_idstring idbuf; |
| 2167 | |
| 2168 | /* Set the MAC address */ |
| 2169 | err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, |
| 2170 | HERMES_BYTES_TO_RECLEN(ETH_ALEN), dev->dev_addr); |
| 2171 | if (err) { |
| 2172 | printk(KERN_ERR "%s: Error %d setting MAC address\n", |
| 2173 | dev->name, err); |
| 2174 | return err; |
| 2175 | } |
| 2176 | |
| 2177 | /* Set up the link mode */ |
| 2178 | err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFPORTTYPE, |
| 2179 | priv->port_type); |
| 2180 | if (err) { |
| 2181 | printk(KERN_ERR "%s: Error %d setting port type\n", |
| 2182 | dev->name, err); |
| 2183 | return err; |
| 2184 | } |
| 2185 | /* Set the channel/frequency */ |
David Gibson | d51d8b1 | 2005-05-12 20:03:36 -0400 | [diff] [blame] | 2186 | if (priv->channel != 0 && priv->iw_mode != IW_MODE_INFRA) { |
| 2187 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2188 | HERMES_RID_CNFOWNCHANNEL, |
| 2189 | priv->channel); |
| 2190 | if (err) { |
| 2191 | printk(KERN_ERR "%s: Error %d setting channel %d\n", |
| 2192 | dev->name, err, priv->channel); |
| 2193 | return err; |
| 2194 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2195 | } |
| 2196 | |
| 2197 | if (priv->has_ibss) { |
| 2198 | u16 createibss; |
| 2199 | |
| 2200 | if ((strlen(priv->desired_essid) == 0) && (priv->createibss)) { |
| 2201 | printk(KERN_WARNING "%s: This firmware requires an " |
| 2202 | "ESSID in IBSS-Ad-Hoc mode.\n", dev->name); |
| 2203 | /* With wvlan_cs, in this case, we would crash. |
| 2204 | * hopefully, this driver will behave better... |
| 2205 | * Jean II */ |
| 2206 | createibss = 0; |
| 2207 | } else { |
| 2208 | createibss = priv->createibss; |
| 2209 | } |
| 2210 | |
| 2211 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2212 | HERMES_RID_CNFCREATEIBSS, |
| 2213 | createibss); |
| 2214 | if (err) { |
| 2215 | printk(KERN_ERR "%s: Error %d setting CREATEIBSS\n", |
| 2216 | dev->name, err); |
| 2217 | return err; |
| 2218 | } |
| 2219 | } |
| 2220 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 2221 | /* Set the desired BSSID */ |
| 2222 | err = __orinoco_hw_set_wap(priv); |
| 2223 | if (err) { |
| 2224 | printk(KERN_ERR "%s: Error %d setting AP address\n", |
| 2225 | dev->name, err); |
| 2226 | return err; |
| 2227 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2228 | /* Set the desired ESSID */ |
| 2229 | idbuf.len = cpu_to_le16(strlen(priv->desired_essid)); |
| 2230 | memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val)); |
| 2231 | /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */ |
| 2232 | err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID, |
| 2233 | HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), |
| 2234 | &idbuf); |
| 2235 | if (err) { |
| 2236 | printk(KERN_ERR "%s: Error %d setting OWNSSID\n", |
| 2237 | dev->name, err); |
| 2238 | return err; |
| 2239 | } |
| 2240 | err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID, |
| 2241 | HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), |
| 2242 | &idbuf); |
| 2243 | if (err) { |
| 2244 | printk(KERN_ERR "%s: Error %d setting DESIREDSSID\n", |
| 2245 | dev->name, err); |
| 2246 | return err; |
| 2247 | } |
| 2248 | |
| 2249 | /* Set the station name */ |
| 2250 | idbuf.len = cpu_to_le16(strlen(priv->nick)); |
| 2251 | memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val)); |
| 2252 | err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, |
| 2253 | HERMES_BYTES_TO_RECLEN(strlen(priv->nick)+2), |
| 2254 | &idbuf); |
| 2255 | if (err) { |
| 2256 | printk(KERN_ERR "%s: Error %d setting nickname\n", |
| 2257 | dev->name, err); |
| 2258 | return err; |
| 2259 | } |
| 2260 | |
| 2261 | /* Set AP density */ |
| 2262 | if (priv->has_sensitivity) { |
| 2263 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2264 | HERMES_RID_CNFSYSTEMSCALE, |
| 2265 | priv->ap_density); |
| 2266 | if (err) { |
| 2267 | printk(KERN_WARNING "%s: Error %d setting SYSTEMSCALE. " |
| 2268 | "Disabling sensitivity control\n", |
| 2269 | dev->name, err); |
| 2270 | |
| 2271 | priv->has_sensitivity = 0; |
| 2272 | } |
| 2273 | } |
| 2274 | |
| 2275 | /* Set RTS threshold */ |
| 2276 | err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD, |
| 2277 | priv->rts_thresh); |
| 2278 | if (err) { |
| 2279 | printk(KERN_ERR "%s: Error %d setting RTS threshold\n", |
| 2280 | dev->name, err); |
| 2281 | return err; |
| 2282 | } |
| 2283 | |
| 2284 | /* Set fragmentation threshold or MWO robustness */ |
| 2285 | if (priv->has_mwo) |
| 2286 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2287 | HERMES_RID_CNFMWOROBUST_AGERE, |
| 2288 | priv->mwo_robust); |
| 2289 | else |
| 2290 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2291 | HERMES_RID_CNFFRAGMENTATIONTHRESHOLD, |
| 2292 | priv->frag_thresh); |
| 2293 | if (err) { |
| 2294 | printk(KERN_ERR "%s: Error %d setting fragmentation\n", |
| 2295 | dev->name, err); |
| 2296 | return err; |
| 2297 | } |
| 2298 | |
| 2299 | /* Set bitrate */ |
| 2300 | err = __orinoco_hw_set_bitrate(priv); |
| 2301 | if (err) { |
| 2302 | printk(KERN_ERR "%s: Error %d setting bitrate\n", |
| 2303 | dev->name, err); |
| 2304 | return err; |
| 2305 | } |
| 2306 | |
| 2307 | /* Set power management */ |
| 2308 | if (priv->has_pm) { |
| 2309 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2310 | HERMES_RID_CNFPMENABLED, |
| 2311 | priv->pm_on); |
| 2312 | if (err) { |
| 2313 | printk(KERN_ERR "%s: Error %d setting up PM\n", |
| 2314 | dev->name, err); |
| 2315 | return err; |
| 2316 | } |
| 2317 | |
| 2318 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2319 | HERMES_RID_CNFMULTICASTRECEIVE, |
| 2320 | priv->pm_mcast); |
| 2321 | if (err) { |
| 2322 | printk(KERN_ERR "%s: Error %d setting up PM\n", |
| 2323 | dev->name, err); |
| 2324 | return err; |
| 2325 | } |
| 2326 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2327 | HERMES_RID_CNFMAXSLEEPDURATION, |
| 2328 | priv->pm_period); |
| 2329 | if (err) { |
| 2330 | printk(KERN_ERR "%s: Error %d setting up PM\n", |
| 2331 | dev->name, err); |
| 2332 | return err; |
| 2333 | } |
| 2334 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2335 | HERMES_RID_CNFPMHOLDOVERDURATION, |
| 2336 | priv->pm_timeout); |
| 2337 | if (err) { |
| 2338 | printk(KERN_ERR "%s: Error %d setting up PM\n", |
| 2339 | dev->name, err); |
| 2340 | return err; |
| 2341 | } |
| 2342 | } |
| 2343 | |
| 2344 | /* Set preamble - only for Symbol so far... */ |
| 2345 | if (priv->has_preamble) { |
| 2346 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2347 | HERMES_RID_CNFPREAMBLE_SYMBOL, |
| 2348 | priv->preamble); |
| 2349 | if (err) { |
| 2350 | printk(KERN_ERR "%s: Error %d setting preamble\n", |
| 2351 | dev->name, err); |
| 2352 | return err; |
| 2353 | } |
| 2354 | } |
| 2355 | |
| 2356 | /* Set up encryption */ |
| 2357 | if (priv->has_wep) { |
| 2358 | err = __orinoco_hw_setup_wep(priv); |
| 2359 | if (err) { |
| 2360 | printk(KERN_ERR "%s: Error %d activating WEP\n", |
| 2361 | dev->name, err); |
| 2362 | return err; |
| 2363 | } |
| 2364 | } |
| 2365 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 2366 | if (priv->iw_mode == IW_MODE_MONITOR) { |
| 2367 | /* Enable monitor mode */ |
| 2368 | dev->type = ARPHRD_IEEE80211; |
| 2369 | err = hermes_docmd_wait(hw, HERMES_CMD_TEST | |
| 2370 | HERMES_TEST_MONITOR, 0, NULL); |
| 2371 | } else { |
| 2372 | /* Disable monitor mode */ |
| 2373 | dev->type = ARPHRD_ETHER; |
| 2374 | err = hermes_docmd_wait(hw, HERMES_CMD_TEST | |
| 2375 | HERMES_TEST_STOP, 0, NULL); |
| 2376 | } |
| 2377 | if (err) |
| 2378 | return err; |
| 2379 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2380 | /* Set promiscuity / multicast*/ |
| 2381 | priv->promiscuous = 0; |
| 2382 | priv->mc_count = 0; |
Herbert Xu | 932ff27 | 2006-06-09 12:20:56 -0700 | [diff] [blame] | 2383 | |
| 2384 | /* FIXME: what about netif_tx_lock */ |
| 2385 | __orinoco_set_multicast_list(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2386 | |
| 2387 | return 0; |
| 2388 | } |
| 2389 | |
| 2390 | /* FIXME: return int? */ |
| 2391 | static void |
| 2392 | __orinoco_set_multicast_list(struct net_device *dev) |
| 2393 | { |
| 2394 | struct orinoco_private *priv = netdev_priv(dev); |
| 2395 | hermes_t *hw = &priv->hw; |
| 2396 | int err = 0; |
| 2397 | int promisc, mc_count; |
| 2398 | |
| 2399 | /* The Hermes doesn't seem to have an allmulti mode, so we go |
| 2400 | * into promiscuous mode and let the upper levels deal. */ |
| 2401 | if ( (dev->flags & IFF_PROMISC) || (dev->flags & IFF_ALLMULTI) || |
| 2402 | (dev->mc_count > MAX_MULTICAST(priv)) ) { |
| 2403 | promisc = 1; |
| 2404 | mc_count = 0; |
| 2405 | } else { |
| 2406 | promisc = 0; |
| 2407 | mc_count = dev->mc_count; |
| 2408 | } |
| 2409 | |
| 2410 | if (promisc != priv->promiscuous) { |
| 2411 | err = hermes_write_wordrec(hw, USER_BAP, |
| 2412 | HERMES_RID_CNFPROMISCUOUSMODE, |
| 2413 | promisc); |
| 2414 | if (err) { |
| 2415 | printk(KERN_ERR "%s: Error %d setting PROMISCUOUSMODE to 1.\n", |
| 2416 | dev->name, err); |
| 2417 | } else |
| 2418 | priv->promiscuous = promisc; |
| 2419 | } |
| 2420 | |
| 2421 | if (! promisc && (mc_count || priv->mc_count) ) { |
| 2422 | struct dev_mc_list *p = dev->mc_list; |
| 2423 | struct hermes_multicast mclist; |
| 2424 | int i; |
| 2425 | |
| 2426 | for (i = 0; i < mc_count; i++) { |
| 2427 | /* paranoia: is list shorter than mc_count? */ |
| 2428 | BUG_ON(! p); |
| 2429 | /* paranoia: bad address size in list? */ |
| 2430 | BUG_ON(p->dmi_addrlen != ETH_ALEN); |
| 2431 | |
| 2432 | memcpy(mclist.addr[i], p->dmi_addr, ETH_ALEN); |
| 2433 | p = p->next; |
| 2434 | } |
| 2435 | |
| 2436 | if (p) |
| 2437 | printk(KERN_WARNING "%s: Multicast list is " |
| 2438 | "longer than mc_count\n", dev->name); |
| 2439 | |
| 2440 | err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFGROUPADDRESSES, |
| 2441 | HERMES_BYTES_TO_RECLEN(priv->mc_count * ETH_ALEN), |
| 2442 | &mclist); |
| 2443 | if (err) |
| 2444 | printk(KERN_ERR "%s: Error %d setting multicast list.\n", |
| 2445 | dev->name, err); |
| 2446 | else |
| 2447 | priv->mc_count = mc_count; |
| 2448 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2449 | } |
| 2450 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2451 | /* This must be called from user context, without locks held - use |
| 2452 | * schedule_work() */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2453 | static void orinoco_reset(struct work_struct *work) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2454 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2455 | struct orinoco_private *priv = |
| 2456 | container_of(work, struct orinoco_private, reset_work); |
| 2457 | struct net_device *dev = priv->ndev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2458 | struct hermes *hw = &priv->hw; |
Christoph Hellwig | 8551cb9 | 2005-05-14 17:30:04 +0200 | [diff] [blame] | 2459 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2460 | unsigned long flags; |
| 2461 | |
| 2462 | if (orinoco_lock(priv, &flags) != 0) |
| 2463 | /* When the hardware becomes available again, whatever |
| 2464 | * detects that is responsible for re-initializing |
| 2465 | * it. So no need for anything further */ |
| 2466 | return; |
| 2467 | |
| 2468 | netif_stop_queue(dev); |
| 2469 | |
| 2470 | /* Shut off interrupts. Depending on what state the hardware |
| 2471 | * is in, this might not work, but we'll try anyway */ |
| 2472 | hermes_set_irqmask(hw, 0); |
| 2473 | hermes_write_regn(hw, EVACK, 0xffff); |
| 2474 | |
| 2475 | priv->hw_unavailable++; |
| 2476 | priv->last_linkstatus = 0xffff; /* firmware will have to reassociate */ |
| 2477 | netif_carrier_off(dev); |
| 2478 | |
| 2479 | orinoco_unlock(priv, &flags); |
| 2480 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 2481 | /* Scanning support: Cleanup of driver struct */ |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 2482 | orinoco_clear_scan_results(priv, 0); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 2483 | priv->scan_inprogress = 0; |
| 2484 | |
Christoph Hellwig | 8551cb9 | 2005-05-14 17:30:04 +0200 | [diff] [blame] | 2485 | if (priv->hard_reset) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2486 | err = (*priv->hard_reset)(priv); |
Christoph Hellwig | 8551cb9 | 2005-05-14 17:30:04 +0200 | [diff] [blame] | 2487 | if (err) { |
| 2488 | printk(KERN_ERR "%s: orinoco_reset: Error %d " |
| 2489 | "performing hard reset\n", dev->name, err); |
| 2490 | goto disable; |
| 2491 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2492 | } |
| 2493 | |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 2494 | if (priv->do_fw_download) { |
| 2495 | err = orinoco_download(priv); |
| 2496 | if (err) |
| 2497 | priv->do_fw_download = 0; |
| 2498 | } |
| 2499 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2500 | err = orinoco_reinit_firmware(dev); |
| 2501 | if (err) { |
| 2502 | printk(KERN_ERR "%s: orinoco_reset: Error %d re-initializing firmware\n", |
| 2503 | dev->name, err); |
Christoph Hellwig | 8551cb9 | 2005-05-14 17:30:04 +0200 | [diff] [blame] | 2504 | goto disable; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2505 | } |
| 2506 | |
| 2507 | spin_lock_irq(&priv->lock); /* This has to be called from user context */ |
| 2508 | |
| 2509 | priv->hw_unavailable--; |
| 2510 | |
| 2511 | /* priv->open or priv->hw_unavailable might have changed while |
| 2512 | * we dropped the lock */ |
| 2513 | if (priv->open && (! priv->hw_unavailable)) { |
| 2514 | err = __orinoco_up(dev); |
| 2515 | if (err) { |
| 2516 | printk(KERN_ERR "%s: orinoco_reset: Error %d reenabling card\n", |
| 2517 | dev->name, err); |
| 2518 | } else |
| 2519 | dev->trans_start = jiffies; |
| 2520 | } |
| 2521 | |
| 2522 | spin_unlock_irq(&priv->lock); |
| 2523 | |
| 2524 | return; |
Christoph Hellwig | 8551cb9 | 2005-05-14 17:30:04 +0200 | [diff] [blame] | 2525 | disable: |
| 2526 | hermes_set_irqmask(hw, 0); |
| 2527 | netif_device_detach(dev); |
| 2528 | printk(KERN_ERR "%s: Device has been disabled!\n", dev->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2529 | } |
| 2530 | |
| 2531 | /********************************************************************/ |
| 2532 | /* Interrupt handler */ |
| 2533 | /********************************************************************/ |
| 2534 | |
| 2535 | static void __orinoco_ev_tick(struct net_device *dev, hermes_t *hw) |
| 2536 | { |
| 2537 | printk(KERN_DEBUG "%s: TICK\n", dev->name); |
| 2538 | } |
| 2539 | |
| 2540 | static void __orinoco_ev_wterr(struct net_device *dev, hermes_t *hw) |
| 2541 | { |
| 2542 | /* This seems to happen a fair bit under load, but ignoring it |
| 2543 | seems to work fine...*/ |
| 2544 | printk(KERN_DEBUG "%s: MAC controller error (WTERR). Ignoring.\n", |
| 2545 | dev->name); |
| 2546 | } |
| 2547 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 2548 | irqreturn_t orinoco_interrupt(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2549 | { |
Jeff Garzik | c31f28e | 2006-10-06 14:56:04 -0400 | [diff] [blame] | 2550 | struct net_device *dev = dev_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2551 | struct orinoco_private *priv = netdev_priv(dev); |
| 2552 | hermes_t *hw = &priv->hw; |
| 2553 | int count = MAX_IRQLOOPS_PER_IRQ; |
| 2554 | u16 evstat, events; |
| 2555 | /* These are used to detect a runaway interrupt situation */ |
| 2556 | /* If we get more than MAX_IRQLOOPS_PER_JIFFY iterations in a jiffy, |
| 2557 | * we panic and shut down the hardware */ |
| 2558 | static int last_irq_jiffy = 0; /* jiffies value the last time |
| 2559 | * we were called */ |
| 2560 | static int loops_this_jiffy = 0; |
| 2561 | unsigned long flags; |
| 2562 | |
| 2563 | if (orinoco_lock(priv, &flags) != 0) { |
| 2564 | /* If hw is unavailable - we don't know if the irq was |
| 2565 | * for us or not */ |
| 2566 | return IRQ_HANDLED; |
| 2567 | } |
| 2568 | |
| 2569 | evstat = hermes_read_regn(hw, EVSTAT); |
| 2570 | events = evstat & hw->inten; |
| 2571 | if (! events) { |
| 2572 | orinoco_unlock(priv, &flags); |
| 2573 | return IRQ_NONE; |
| 2574 | } |
| 2575 | |
| 2576 | if (jiffies != last_irq_jiffy) |
| 2577 | loops_this_jiffy = 0; |
| 2578 | last_irq_jiffy = jiffies; |
| 2579 | |
| 2580 | while (events && count--) { |
| 2581 | if (++loops_this_jiffy > MAX_IRQLOOPS_PER_JIFFY) { |
| 2582 | printk(KERN_WARNING "%s: IRQ handler is looping too " |
| 2583 | "much! Resetting.\n", dev->name); |
| 2584 | /* Disable interrupts for now */ |
| 2585 | hermes_set_irqmask(hw, 0); |
| 2586 | schedule_work(&priv->reset_work); |
| 2587 | break; |
| 2588 | } |
| 2589 | |
| 2590 | /* Check the card hasn't been removed */ |
| 2591 | if (! hermes_present(hw)) { |
| 2592 | DEBUG(0, "orinoco_interrupt(): card removed\n"); |
| 2593 | break; |
| 2594 | } |
| 2595 | |
| 2596 | if (events & HERMES_EV_TICK) |
| 2597 | __orinoco_ev_tick(dev, hw); |
| 2598 | if (events & HERMES_EV_WTERR) |
| 2599 | __orinoco_ev_wterr(dev, hw); |
| 2600 | if (events & HERMES_EV_INFDROP) |
| 2601 | __orinoco_ev_infdrop(dev, hw); |
| 2602 | if (events & HERMES_EV_INFO) |
| 2603 | __orinoco_ev_info(dev, hw); |
| 2604 | if (events & HERMES_EV_RX) |
| 2605 | __orinoco_ev_rx(dev, hw); |
| 2606 | if (events & HERMES_EV_TXEXC) |
| 2607 | __orinoco_ev_txexc(dev, hw); |
| 2608 | if (events & HERMES_EV_TX) |
| 2609 | __orinoco_ev_tx(dev, hw); |
| 2610 | if (events & HERMES_EV_ALLOC) |
| 2611 | __orinoco_ev_alloc(dev, hw); |
| 2612 | |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 2613 | hermes_write_regn(hw, EVACK, evstat); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2614 | |
| 2615 | evstat = hermes_read_regn(hw, EVSTAT); |
| 2616 | events = evstat & hw->inten; |
| 2617 | }; |
| 2618 | |
| 2619 | orinoco_unlock(priv, &flags); |
| 2620 | return IRQ_HANDLED; |
| 2621 | } |
| 2622 | |
| 2623 | /********************************************************************/ |
| 2624 | /* Initialization */ |
| 2625 | /********************************************************************/ |
| 2626 | |
| 2627 | struct comp_id { |
| 2628 | u16 id, variant, major, minor; |
| 2629 | } __attribute__ ((packed)); |
| 2630 | |
| 2631 | static inline fwtype_t determine_firmware_type(struct comp_id *nic_id) |
| 2632 | { |
| 2633 | if (nic_id->id < 0x8000) |
| 2634 | return FIRMWARE_TYPE_AGERE; |
| 2635 | else if (nic_id->id == 0x8000 && nic_id->major == 0) |
| 2636 | return FIRMWARE_TYPE_SYMBOL; |
| 2637 | else |
| 2638 | return FIRMWARE_TYPE_INTERSIL; |
| 2639 | } |
| 2640 | |
| 2641 | /* Set priv->firmware type, determine firmware properties */ |
| 2642 | static int determine_firmware(struct net_device *dev) |
| 2643 | { |
| 2644 | struct orinoco_private *priv = netdev_priv(dev); |
| 2645 | hermes_t *hw = &priv->hw; |
| 2646 | int err; |
| 2647 | struct comp_id nic_id, sta_id; |
| 2648 | unsigned int firmver; |
Hennerich, Michael | dde6d43 | 2007-02-05 16:41:35 -0800 | [diff] [blame] | 2649 | char tmp[SYMBOL_MAX_VER_LEN+1] __attribute__((aligned(2))); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2650 | |
| 2651 | /* Get the hardware version */ |
| 2652 | err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id); |
| 2653 | if (err) { |
| 2654 | printk(KERN_ERR "%s: Cannot read hardware identity: error %d\n", |
| 2655 | dev->name, err); |
| 2656 | return err; |
| 2657 | } |
| 2658 | |
| 2659 | le16_to_cpus(&nic_id.id); |
| 2660 | le16_to_cpus(&nic_id.variant); |
| 2661 | le16_to_cpus(&nic_id.major); |
| 2662 | le16_to_cpus(&nic_id.minor); |
| 2663 | printk(KERN_DEBUG "%s: Hardware identity %04x:%04x:%04x:%04x\n", |
| 2664 | dev->name, nic_id.id, nic_id.variant, |
| 2665 | nic_id.major, nic_id.minor); |
| 2666 | |
| 2667 | priv->firmware_type = determine_firmware_type(&nic_id); |
| 2668 | |
| 2669 | /* Get the firmware version */ |
| 2670 | err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id); |
| 2671 | if (err) { |
| 2672 | printk(KERN_ERR "%s: Cannot read station identity: error %d\n", |
| 2673 | dev->name, err); |
| 2674 | return err; |
| 2675 | } |
| 2676 | |
| 2677 | le16_to_cpus(&sta_id.id); |
| 2678 | le16_to_cpus(&sta_id.variant); |
| 2679 | le16_to_cpus(&sta_id.major); |
| 2680 | le16_to_cpus(&sta_id.minor); |
| 2681 | printk(KERN_DEBUG "%s: Station identity %04x:%04x:%04x:%04x\n", |
| 2682 | dev->name, sta_id.id, sta_id.variant, |
| 2683 | sta_id.major, sta_id.minor); |
| 2684 | |
| 2685 | switch (sta_id.id) { |
| 2686 | case 0x15: |
| 2687 | printk(KERN_ERR "%s: Primary firmware is active\n", |
| 2688 | dev->name); |
| 2689 | return -ENODEV; |
| 2690 | case 0x14b: |
| 2691 | printk(KERN_ERR "%s: Tertiary firmware is active\n", |
| 2692 | dev->name); |
| 2693 | return -ENODEV; |
| 2694 | case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */ |
| 2695 | case 0x21: /* Symbol Spectrum24 Trilogy */ |
| 2696 | break; |
| 2697 | default: |
| 2698 | printk(KERN_NOTICE "%s: Unknown station ID, please report\n", |
| 2699 | dev->name); |
| 2700 | break; |
| 2701 | } |
| 2702 | |
| 2703 | /* Default capabilities */ |
| 2704 | priv->has_sensitivity = 1; |
| 2705 | priv->has_mwo = 0; |
| 2706 | priv->has_preamble = 0; |
| 2707 | priv->has_port3 = 1; |
| 2708 | priv->has_ibss = 1; |
| 2709 | priv->has_wep = 0; |
| 2710 | priv->has_big_wep = 0; |
David Kilroy | 6eecad7 | 2008-08-21 23:27:56 +0100 | [diff] [blame] | 2711 | priv->has_alt_txcntl = 0; |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 2712 | priv->has_ext_scan = 0; |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 2713 | priv->do_fw_download = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2714 | |
| 2715 | /* Determine capabilities from the firmware version */ |
| 2716 | switch (priv->firmware_type) { |
| 2717 | case FIRMWARE_TYPE_AGERE: |
| 2718 | /* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout, |
| 2719 | ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */ |
| 2720 | snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, |
| 2721 | "Lucent/Agere %d.%02d", sta_id.major, sta_id.minor); |
| 2722 | |
| 2723 | firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor; |
| 2724 | |
| 2725 | priv->has_ibss = (firmver >= 0x60006); |
| 2726 | priv->has_wep = (firmver >= 0x40020); |
| 2727 | priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell |
| 2728 | Gold cards from the others? */ |
| 2729 | priv->has_mwo = (firmver >= 0x60000); |
| 2730 | priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */ |
| 2731 | priv->ibss_port = 1; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 2732 | priv->has_hostscan = (firmver >= 0x8000a); |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 2733 | priv->do_fw_download = 1; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 2734 | priv->broken_monitor = (firmver >= 0x80000); |
David Kilroy | 6eecad7 | 2008-08-21 23:27:56 +0100 | [diff] [blame] | 2735 | priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */ |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 2736 | priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2737 | /* Tested with Agere firmware : |
| 2738 | * 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II |
| 2739 | * Tested CableTron firmware : 4.32 => Anton */ |
| 2740 | break; |
| 2741 | case FIRMWARE_TYPE_SYMBOL: |
| 2742 | /* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */ |
| 2743 | /* Intel MAC : 00:02:B3:* */ |
| 2744 | /* 3Com MAC : 00:50:DA:* */ |
| 2745 | memset(tmp, 0, sizeof(tmp)); |
| 2746 | /* Get the Symbol firmware version */ |
| 2747 | err = hermes_read_ltv(hw, USER_BAP, |
| 2748 | HERMES_RID_SECONDARYVERSION_SYMBOL, |
| 2749 | SYMBOL_MAX_VER_LEN, NULL, &tmp); |
| 2750 | if (err) { |
| 2751 | printk(KERN_WARNING |
| 2752 | "%s: Error %d reading Symbol firmware info. Wildly guessing capabilities...\n", |
| 2753 | dev->name, err); |
| 2754 | firmver = 0; |
| 2755 | tmp[0] = '\0'; |
| 2756 | } else { |
| 2757 | /* The firmware revision is a string, the format is |
| 2758 | * something like : "V2.20-01". |
| 2759 | * Quick and dirty parsing... - Jean II |
| 2760 | */ |
| 2761 | firmver = ((tmp[1] - '0') << 16) | ((tmp[3] - '0') << 12) |
| 2762 | | ((tmp[4] - '0') << 8) | ((tmp[6] - '0') << 4) |
| 2763 | | (tmp[7] - '0'); |
| 2764 | |
| 2765 | tmp[SYMBOL_MAX_VER_LEN] = '\0'; |
| 2766 | } |
| 2767 | |
| 2768 | snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, |
| 2769 | "Symbol %s", tmp); |
| 2770 | |
| 2771 | priv->has_ibss = (firmver >= 0x20000); |
| 2772 | priv->has_wep = (firmver >= 0x15012); |
| 2773 | priv->has_big_wep = (firmver >= 0x20000); |
| 2774 | priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) || |
| 2775 | (firmver >= 0x29000 && firmver < 0x30000) || |
| 2776 | firmver >= 0x31000; |
| 2777 | priv->has_preamble = (firmver >= 0x20000); |
| 2778 | priv->ibss_port = 4; |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 2779 | |
| 2780 | /* Symbol firmware is found on various cards, but |
| 2781 | * there has been no attempt to check firmware |
| 2782 | * download on non-spectrum_cs based cards. |
| 2783 | * |
| 2784 | * Given that the Agere firmware download works |
| 2785 | * differently, we should avoid doing a firmware |
| 2786 | * download with the Symbol algorithm on non-spectrum |
| 2787 | * cards. |
| 2788 | * |
| 2789 | * For now we can identify a spectrum_cs based card |
| 2790 | * because it has a firmware reset function. |
| 2791 | */ |
| 2792 | priv->do_fw_download = (priv->stop_fw != NULL); |
| 2793 | |
Christoph Hellwig | 649e59e | 2005-05-14 17:30:10 +0200 | [diff] [blame] | 2794 | priv->broken_disableport = (firmver == 0x25013) || |
| 2795 | (firmver >= 0x30000 && firmver <= 0x31000); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 2796 | priv->has_hostscan = (firmver >= 0x31001) || |
| 2797 | (firmver >= 0x29057 && firmver < 0x30000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2798 | /* Tested with Intel firmware : 0x20015 => Jean II */ |
| 2799 | /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */ |
| 2800 | break; |
| 2801 | case FIRMWARE_TYPE_INTERSIL: |
| 2802 | /* D-Link, Linksys, Adtron, ZoomAir, and many others... |
| 2803 | * Samsung, Compaq 100/200 and Proxim are slightly |
| 2804 | * different and less well tested */ |
| 2805 | /* D-Link MAC : 00:40:05:* */ |
| 2806 | /* Addtron MAC : 00:90:D1:* */ |
| 2807 | snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, |
| 2808 | "Intersil %d.%d.%d", sta_id.major, sta_id.minor, |
| 2809 | sta_id.variant); |
| 2810 | |
| 2811 | firmver = ((unsigned long)sta_id.major << 16) | |
| 2812 | ((unsigned long)sta_id.minor << 8) | sta_id.variant; |
| 2813 | |
| 2814 | priv->has_ibss = (firmver >= 0x000700); /* FIXME */ |
| 2815 | priv->has_big_wep = priv->has_wep = (firmver >= 0x000800); |
| 2816 | priv->has_pm = (firmver >= 0x000700); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 2817 | priv->has_hostscan = (firmver >= 0x010301); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2818 | |
| 2819 | if (firmver >= 0x000800) |
| 2820 | priv->ibss_port = 0; |
| 2821 | else { |
| 2822 | printk(KERN_NOTICE "%s: Intersil firmware earlier " |
| 2823 | "than v0.8.x - several features not supported\n", |
| 2824 | dev->name); |
| 2825 | priv->ibss_port = 1; |
| 2826 | } |
| 2827 | break; |
| 2828 | } |
| 2829 | printk(KERN_DEBUG "%s: Firmware determined as %s\n", dev->name, |
| 2830 | priv->fw_name); |
| 2831 | |
| 2832 | return 0; |
| 2833 | } |
| 2834 | |
| 2835 | static int orinoco_init(struct net_device *dev) |
| 2836 | { |
| 2837 | struct orinoco_private *priv = netdev_priv(dev); |
| 2838 | hermes_t *hw = &priv->hw; |
| 2839 | int err = 0; |
| 2840 | struct hermes_idstring nickbuf; |
| 2841 | u16 reclen; |
| 2842 | int len; |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 2843 | DECLARE_MAC_BUF(mac); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2844 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2845 | /* No need to lock, the hw_unavailable flag is already set in |
| 2846 | * alloc_orinocodev() */ |
Jeff Garzik | b453872 | 2005-05-12 22:48:20 -0400 | [diff] [blame] | 2847 | priv->nicbuf_size = IEEE80211_FRAME_LEN + ETH_HLEN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2848 | |
| 2849 | /* Initialize the firmware */ |
Pavel Roskin | 37a6c61 | 2006-04-07 04:10:49 -0400 | [diff] [blame] | 2850 | err = hermes_init(hw); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2851 | if (err != 0) { |
| 2852 | printk(KERN_ERR "%s: failed to initialize firmware (err = %d)\n", |
| 2853 | dev->name, err); |
| 2854 | goto out; |
| 2855 | } |
| 2856 | |
| 2857 | err = determine_firmware(dev); |
| 2858 | if (err != 0) { |
| 2859 | printk(KERN_ERR "%s: Incompatible firmware, aborting\n", |
| 2860 | dev->name); |
| 2861 | goto out; |
| 2862 | } |
| 2863 | |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 2864 | if (priv->do_fw_download) { |
| 2865 | err = orinoco_download(priv); |
| 2866 | if (err) |
| 2867 | priv->do_fw_download = 0; |
| 2868 | |
| 2869 | /* Check firmware version again */ |
| 2870 | err = determine_firmware(dev); |
| 2871 | if (err != 0) { |
| 2872 | printk(KERN_ERR "%s: Incompatible firmware, aborting\n", |
| 2873 | dev->name); |
| 2874 | goto out; |
| 2875 | } |
| 2876 | } |
| 2877 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2878 | if (priv->has_port3) |
| 2879 | printk(KERN_DEBUG "%s: Ad-hoc demo mode supported\n", dev->name); |
| 2880 | if (priv->has_ibss) |
| 2881 | printk(KERN_DEBUG "%s: IEEE standard IBSS ad-hoc mode supported\n", |
| 2882 | dev->name); |
| 2883 | if (priv->has_wep) { |
| 2884 | printk(KERN_DEBUG "%s: WEP supported, ", dev->name); |
| 2885 | if (priv->has_big_wep) |
| 2886 | printk("104-bit key\n"); |
| 2887 | else |
| 2888 | printk("40-bit key\n"); |
| 2889 | } |
| 2890 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 2891 | /* Now we have the firmware capabilities, allocate appropiate |
| 2892 | * sized scan buffers */ |
| 2893 | if (orinoco_bss_data_allocate(priv)) |
| 2894 | goto out; |
| 2895 | orinoco_bss_data_init(priv); |
| 2896 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2897 | /* Get the MAC address */ |
| 2898 | err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, |
| 2899 | ETH_ALEN, NULL, dev->dev_addr); |
| 2900 | if (err) { |
| 2901 | printk(KERN_WARNING "%s: failed to read MAC address!\n", |
| 2902 | dev->name); |
| 2903 | goto out; |
| 2904 | } |
| 2905 | |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 2906 | printk(KERN_DEBUG "%s: MAC address %s\n", |
| 2907 | dev->name, print_mac(mac, dev->dev_addr)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2908 | |
| 2909 | /* Get the station name */ |
| 2910 | err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, |
| 2911 | sizeof(nickbuf), &reclen, &nickbuf); |
| 2912 | if (err) { |
| 2913 | printk(KERN_ERR "%s: failed to read station name\n", |
| 2914 | dev->name); |
| 2915 | goto out; |
| 2916 | } |
| 2917 | if (nickbuf.len) |
| 2918 | len = min(IW_ESSID_MAX_SIZE, (int)le16_to_cpu(nickbuf.len)); |
| 2919 | else |
| 2920 | len = min(IW_ESSID_MAX_SIZE, 2 * reclen); |
| 2921 | memcpy(priv->nick, &nickbuf.val, len); |
| 2922 | priv->nick[len] = '\0'; |
| 2923 | |
| 2924 | printk(KERN_DEBUG "%s: Station name \"%s\"\n", dev->name, priv->nick); |
| 2925 | |
Pavel Roskin | 37a6c61 | 2006-04-07 04:10:49 -0400 | [diff] [blame] | 2926 | err = orinoco_allocate_fid(dev); |
| 2927 | if (err) { |
| 2928 | printk(KERN_ERR "%s: failed to allocate NIC buffer!\n", |
| 2929 | dev->name); |
| 2930 | goto out; |
| 2931 | } |
| 2932 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2933 | /* Get allowed channels */ |
| 2934 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST, |
| 2935 | &priv->channel_mask); |
| 2936 | if (err) { |
| 2937 | printk(KERN_ERR "%s: failed to read channel list!\n", |
| 2938 | dev->name); |
| 2939 | goto out; |
| 2940 | } |
| 2941 | |
| 2942 | /* Get initial AP density */ |
| 2943 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFSYSTEMSCALE, |
| 2944 | &priv->ap_density); |
| 2945 | if (err || priv->ap_density < 1 || priv->ap_density > 3) { |
| 2946 | priv->has_sensitivity = 0; |
| 2947 | } |
| 2948 | |
| 2949 | /* Get initial RTS threshold */ |
| 2950 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD, |
| 2951 | &priv->rts_thresh); |
| 2952 | if (err) { |
| 2953 | printk(KERN_ERR "%s: failed to read RTS threshold!\n", |
| 2954 | dev->name); |
| 2955 | goto out; |
| 2956 | } |
| 2957 | |
| 2958 | /* Get initial fragmentation settings */ |
| 2959 | if (priv->has_mwo) |
| 2960 | err = hermes_read_wordrec(hw, USER_BAP, |
| 2961 | HERMES_RID_CNFMWOROBUST_AGERE, |
| 2962 | &priv->mwo_robust); |
| 2963 | else |
| 2964 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFFRAGMENTATIONTHRESHOLD, |
| 2965 | &priv->frag_thresh); |
| 2966 | if (err) { |
| 2967 | printk(KERN_ERR "%s: failed to read fragmentation settings!\n", |
| 2968 | dev->name); |
| 2969 | goto out; |
| 2970 | } |
| 2971 | |
| 2972 | /* Power management setup */ |
| 2973 | if (priv->has_pm) { |
| 2974 | priv->pm_on = 0; |
| 2975 | priv->pm_mcast = 1; |
| 2976 | err = hermes_read_wordrec(hw, USER_BAP, |
| 2977 | HERMES_RID_CNFMAXSLEEPDURATION, |
| 2978 | &priv->pm_period); |
| 2979 | if (err) { |
| 2980 | printk(KERN_ERR "%s: failed to read power management period!\n", |
| 2981 | dev->name); |
| 2982 | goto out; |
| 2983 | } |
| 2984 | err = hermes_read_wordrec(hw, USER_BAP, |
| 2985 | HERMES_RID_CNFPMHOLDOVERDURATION, |
| 2986 | &priv->pm_timeout); |
| 2987 | if (err) { |
| 2988 | printk(KERN_ERR "%s: failed to read power management timeout!\n", |
| 2989 | dev->name); |
| 2990 | goto out; |
| 2991 | } |
| 2992 | } |
| 2993 | |
| 2994 | /* Preamble setup */ |
| 2995 | if (priv->has_preamble) { |
| 2996 | err = hermes_read_wordrec(hw, USER_BAP, |
| 2997 | HERMES_RID_CNFPREAMBLE_SYMBOL, |
| 2998 | &priv->preamble); |
| 2999 | if (err) |
| 3000 | goto out; |
| 3001 | } |
| 3002 | |
| 3003 | /* Set up the default configuration */ |
| 3004 | priv->iw_mode = IW_MODE_INFRA; |
| 3005 | /* By default use IEEE/IBSS ad-hoc mode if we have it */ |
| 3006 | priv->prefer_port3 = priv->has_port3 && (! priv->has_ibss); |
| 3007 | set_port_type(priv); |
David Gibson | d51d8b1 | 2005-05-12 20:03:36 -0400 | [diff] [blame] | 3008 | priv->channel = 0; /* use firmware default */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3009 | |
| 3010 | priv->promiscuous = 0; |
| 3011 | priv->wep_on = 0; |
| 3012 | priv->tx_key = 0; |
| 3013 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3014 | /* Make the hardware available, as long as it hasn't been |
| 3015 | * removed elsewhere (e.g. by PCMCIA hot unplug) */ |
| 3016 | spin_lock_irq(&priv->lock); |
| 3017 | priv->hw_unavailable--; |
| 3018 | spin_unlock_irq(&priv->lock); |
| 3019 | |
| 3020 | printk(KERN_DEBUG "%s: ready\n", dev->name); |
| 3021 | |
| 3022 | out: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3023 | return err; |
| 3024 | } |
| 3025 | |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 3026 | struct net_device |
| 3027 | *alloc_orinocodev(int sizeof_card, |
| 3028 | struct device *device, |
| 3029 | int (*hard_reset)(struct orinoco_private *), |
| 3030 | int (*stop_fw)(struct orinoco_private *, int)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3031 | { |
| 3032 | struct net_device *dev; |
| 3033 | struct orinoco_private *priv; |
| 3034 | |
| 3035 | dev = alloc_etherdev(sizeof(struct orinoco_private) + sizeof_card); |
| 3036 | if (! dev) |
| 3037 | return NULL; |
| 3038 | priv = netdev_priv(dev); |
| 3039 | priv->ndev = dev; |
| 3040 | if (sizeof_card) |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 3041 | priv->card = (void *)((unsigned long)priv |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3042 | + sizeof(struct orinoco_private)); |
| 3043 | else |
| 3044 | priv->card = NULL; |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 3045 | priv->dev = device; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3046 | |
| 3047 | /* Setup / override net_device fields */ |
| 3048 | dev->init = orinoco_init; |
| 3049 | dev->hard_start_xmit = orinoco_xmit; |
| 3050 | dev->tx_timeout = orinoco_tx_timeout; |
| 3051 | dev->watchdog_timeo = HZ; /* 1 second timeout */ |
| 3052 | dev->get_stats = orinoco_get_stats; |
Christoph Hellwig | 1fab2e8 | 2005-06-19 01:27:40 +0200 | [diff] [blame] | 3053 | dev->ethtool_ops = &orinoco_ethtool_ops; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3054 | dev->wireless_handlers = (struct iw_handler_def *)&orinoco_handler_def; |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 3055 | #ifdef WIRELESS_SPY |
| 3056 | priv->wireless_data.spy_data = &priv->spy_data; |
| 3057 | dev->wireless_data = &priv->wireless_data; |
| 3058 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3059 | dev->change_mtu = orinoco_change_mtu; |
| 3060 | dev->set_multicast_list = orinoco_set_multicast_list; |
| 3061 | /* we use the default eth_mac_addr for setting the MAC addr */ |
| 3062 | |
| 3063 | /* Set up default callbacks */ |
| 3064 | dev->open = orinoco_open; |
| 3065 | dev->stop = orinoco_stop; |
| 3066 | priv->hard_reset = hard_reset; |
David Kilroy | 3994d50 | 2008-08-21 23:27:54 +0100 | [diff] [blame] | 3067 | priv->stop_fw = stop_fw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3068 | |
| 3069 | spin_lock_init(&priv->lock); |
| 3070 | priv->open = 0; |
| 3071 | priv->hw_unavailable = 1; /* orinoco_init() must clear this |
| 3072 | * before anything else touches the |
| 3073 | * hardware */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3074 | INIT_WORK(&priv->reset_work, orinoco_reset); |
| 3075 | INIT_WORK(&priv->join_work, orinoco_join_ap); |
| 3076 | INIT_WORK(&priv->wevent_work, orinoco_send_wevents); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3077 | |
| 3078 | netif_carrier_off(dev); |
| 3079 | priv->last_linkstatus = 0xffff; |
| 3080 | |
| 3081 | return dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3082 | } |
| 3083 | |
| 3084 | void free_orinocodev(struct net_device *dev) |
| 3085 | { |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 3086 | struct orinoco_private *priv = netdev_priv(dev); |
| 3087 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 3088 | orinoco_bss_data_free(priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3089 | free_netdev(dev); |
| 3090 | } |
| 3091 | |
| 3092 | /********************************************************************/ |
| 3093 | /* Wireless extensions */ |
| 3094 | /********************************************************************/ |
| 3095 | |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3096 | /* Return : < 0 -> error code ; >= 0 -> length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3097 | static int orinoco_hw_get_essid(struct orinoco_private *priv, int *active, |
| 3098 | char buf[IW_ESSID_MAX_SIZE+1]) |
| 3099 | { |
| 3100 | hermes_t *hw = &priv->hw; |
| 3101 | int err = 0; |
| 3102 | struct hermes_idstring essidbuf; |
| 3103 | char *p = (char *)(&essidbuf.val); |
| 3104 | int len; |
| 3105 | unsigned long flags; |
| 3106 | |
| 3107 | if (orinoco_lock(priv, &flags) != 0) |
| 3108 | return -EBUSY; |
| 3109 | |
| 3110 | if (strlen(priv->desired_essid) > 0) { |
| 3111 | /* We read the desired SSID from the hardware rather |
| 3112 | than from priv->desired_essid, just in case the |
| 3113 | firmware is allowed to change it on us. I'm not |
| 3114 | sure about this */ |
| 3115 | /* My guess is that the OWNSSID should always be whatever |
| 3116 | * we set to the card, whereas CURRENT_SSID is the one that |
| 3117 | * may change... - Jean II */ |
| 3118 | u16 rid; |
| 3119 | |
| 3120 | *active = 1; |
| 3121 | |
| 3122 | rid = (priv->port_type == 3) ? HERMES_RID_CNFOWNSSID : |
| 3123 | HERMES_RID_CNFDESIREDSSID; |
| 3124 | |
| 3125 | err = hermes_read_ltv(hw, USER_BAP, rid, sizeof(essidbuf), |
| 3126 | NULL, &essidbuf); |
| 3127 | if (err) |
| 3128 | goto fail_unlock; |
| 3129 | } else { |
| 3130 | *active = 0; |
| 3131 | |
| 3132 | err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID, |
| 3133 | sizeof(essidbuf), NULL, &essidbuf); |
| 3134 | if (err) |
| 3135 | goto fail_unlock; |
| 3136 | } |
| 3137 | |
| 3138 | len = le16_to_cpu(essidbuf.len); |
Christoph Hellwig | 84d8a2f | 2005-05-14 17:30:22 +0200 | [diff] [blame] | 3139 | BUG_ON(len > IW_ESSID_MAX_SIZE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3140 | |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3141 | memset(buf, 0, IW_ESSID_MAX_SIZE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3142 | memcpy(buf, p, len); |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3143 | err = len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3144 | |
| 3145 | fail_unlock: |
| 3146 | orinoco_unlock(priv, &flags); |
| 3147 | |
| 3148 | return err; |
| 3149 | } |
| 3150 | |
| 3151 | static long orinoco_hw_get_freq(struct orinoco_private *priv) |
| 3152 | { |
| 3153 | |
| 3154 | hermes_t *hw = &priv->hw; |
| 3155 | int err = 0; |
| 3156 | u16 channel; |
| 3157 | long freq = 0; |
| 3158 | unsigned long flags; |
| 3159 | |
| 3160 | if (orinoco_lock(priv, &flags) != 0) |
| 3161 | return -EBUSY; |
| 3162 | |
| 3163 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL, &channel); |
| 3164 | if (err) |
| 3165 | goto out; |
| 3166 | |
| 3167 | /* Intersil firmware 1.3.5 returns 0 when the interface is down */ |
| 3168 | if (channel == 0) { |
| 3169 | err = -EBUSY; |
| 3170 | goto out; |
| 3171 | } |
| 3172 | |
| 3173 | if ( (channel < 1) || (channel > NUM_CHANNELS) ) { |
| 3174 | printk(KERN_WARNING "%s: Channel out of range (%d)!\n", |
| 3175 | priv->ndev->name, channel); |
| 3176 | err = -EBUSY; |
| 3177 | goto out; |
| 3178 | |
| 3179 | } |
| 3180 | freq = channel_frequency[channel-1] * 100000; |
| 3181 | |
| 3182 | out: |
| 3183 | orinoco_unlock(priv, &flags); |
| 3184 | |
| 3185 | if (err > 0) |
| 3186 | err = -EBUSY; |
| 3187 | return err ? err : freq; |
| 3188 | } |
| 3189 | |
| 3190 | static int orinoco_hw_get_bitratelist(struct orinoco_private *priv, |
| 3191 | int *numrates, s32 *rates, int max) |
| 3192 | { |
| 3193 | hermes_t *hw = &priv->hw; |
| 3194 | struct hermes_idstring list; |
| 3195 | unsigned char *p = (unsigned char *)&list.val; |
| 3196 | int err = 0; |
| 3197 | int num; |
| 3198 | int i; |
| 3199 | unsigned long flags; |
| 3200 | |
| 3201 | if (orinoco_lock(priv, &flags) != 0) |
| 3202 | return -EBUSY; |
| 3203 | |
| 3204 | err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES, |
| 3205 | sizeof(list), NULL, &list); |
| 3206 | orinoco_unlock(priv, &flags); |
| 3207 | |
| 3208 | if (err) |
| 3209 | return err; |
| 3210 | |
| 3211 | num = le16_to_cpu(list.len); |
| 3212 | *numrates = num; |
| 3213 | num = min(num, max); |
| 3214 | |
| 3215 | for (i = 0; i < num; i++) { |
| 3216 | rates[i] = (p[i] & 0x7f) * 500000; /* convert to bps */ |
| 3217 | } |
| 3218 | |
| 3219 | return 0; |
| 3220 | } |
| 3221 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3222 | static int orinoco_ioctl_getname(struct net_device *dev, |
| 3223 | struct iw_request_info *info, |
| 3224 | char *name, |
| 3225 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3226 | { |
| 3227 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3228 | int numrates; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3229 | int err; |
| 3230 | |
| 3231 | err = orinoco_hw_get_bitratelist(priv, &numrates, NULL, 0); |
| 3232 | |
| 3233 | if (!err && (numrates > 2)) |
| 3234 | strcpy(name, "IEEE 802.11b"); |
| 3235 | else |
| 3236 | strcpy(name, "IEEE 802.11-DS"); |
| 3237 | |
| 3238 | return 0; |
| 3239 | } |
| 3240 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 3241 | static int orinoco_ioctl_setwap(struct net_device *dev, |
| 3242 | struct iw_request_info *info, |
| 3243 | struct sockaddr *ap_addr, |
| 3244 | char *extra) |
| 3245 | { |
| 3246 | struct orinoco_private *priv = netdev_priv(dev); |
| 3247 | int err = -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3248 | unsigned long flags; |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 3249 | static const u8 off_addr[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; |
| 3250 | static const u8 any_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3251 | |
| 3252 | if (orinoco_lock(priv, &flags) != 0) |
| 3253 | return -EBUSY; |
| 3254 | |
Christoph Hellwig | 16739b0 | 2005-06-19 01:27:51 +0200 | [diff] [blame] | 3255 | /* Enable automatic roaming - no sanity checks are needed */ |
| 3256 | if (memcmp(&ap_addr->sa_data, off_addr, ETH_ALEN) == 0 || |
| 3257 | memcmp(&ap_addr->sa_data, any_addr, ETH_ALEN) == 0) { |
| 3258 | priv->bssid_fixed = 0; |
| 3259 | memset(priv->desired_bssid, 0, ETH_ALEN); |
| 3260 | |
| 3261 | /* "off" means keep existing connection */ |
| 3262 | if (ap_addr->sa_data[0] == 0) { |
| 3263 | __orinoco_hw_set_wap(priv); |
| 3264 | err = 0; |
| 3265 | } |
| 3266 | goto out; |
| 3267 | } |
| 3268 | |
| 3269 | if (priv->firmware_type == FIRMWARE_TYPE_AGERE) { |
| 3270 | printk(KERN_WARNING "%s: Lucent/Agere firmware doesn't " |
| 3271 | "support manual roaming\n", |
| 3272 | dev->name); |
| 3273 | err = -EOPNOTSUPP; |
| 3274 | goto out; |
| 3275 | } |
| 3276 | |
| 3277 | if (priv->iw_mode != IW_MODE_INFRA) { |
| 3278 | printk(KERN_WARNING "%s: Manual roaming supported only in " |
| 3279 | "managed mode\n", dev->name); |
| 3280 | err = -EOPNOTSUPP; |
| 3281 | goto out; |
| 3282 | } |
| 3283 | |
| 3284 | /* Intersil firmware hangs without Desired ESSID */ |
| 3285 | if (priv->firmware_type == FIRMWARE_TYPE_INTERSIL && |
| 3286 | strlen(priv->desired_essid) == 0) { |
| 3287 | printk(KERN_WARNING "%s: Desired ESSID must be set for " |
| 3288 | "manual roaming\n", dev->name); |
| 3289 | err = -EOPNOTSUPP; |
| 3290 | goto out; |
| 3291 | } |
| 3292 | |
| 3293 | /* Finally, enable manual roaming */ |
| 3294 | priv->bssid_fixed = 1; |
| 3295 | memcpy(priv->desired_bssid, &ap_addr->sa_data, ETH_ALEN); |
| 3296 | |
| 3297 | out: |
| 3298 | orinoco_unlock(priv, &flags); |
| 3299 | return err; |
| 3300 | } |
| 3301 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3302 | static int orinoco_ioctl_getwap(struct net_device *dev, |
| 3303 | struct iw_request_info *info, |
| 3304 | struct sockaddr *ap_addr, |
| 3305 | char *extra) |
| 3306 | { |
| 3307 | struct orinoco_private *priv = netdev_priv(dev); |
| 3308 | |
| 3309 | hermes_t *hw = &priv->hw; |
| 3310 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3311 | unsigned long flags; |
| 3312 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3313 | if (orinoco_lock(priv, &flags) != 0) |
| 3314 | return -EBUSY; |
| 3315 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3316 | ap_addr->sa_family = ARPHRD_ETHER; |
| 3317 | err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, |
| 3318 | ETH_ALEN, NULL, ap_addr->sa_data); |
| 3319 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3320 | orinoco_unlock(priv, &flags); |
| 3321 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3322 | return err; |
| 3323 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3324 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3325 | static int orinoco_ioctl_setmode(struct net_device *dev, |
| 3326 | struct iw_request_info *info, |
| 3327 | u32 *mode, |
| 3328 | char *extra) |
| 3329 | { |
| 3330 | struct orinoco_private *priv = netdev_priv(dev); |
| 3331 | int err = -EINPROGRESS; /* Call commit handler */ |
| 3332 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3333 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3334 | if (priv->iw_mode == *mode) |
| 3335 | return 0; |
| 3336 | |
| 3337 | if (orinoco_lock(priv, &flags) != 0) |
| 3338 | return -EBUSY; |
| 3339 | |
| 3340 | switch (*mode) { |
| 3341 | case IW_MODE_ADHOC: |
| 3342 | if (!priv->has_ibss && !priv->has_port3) |
| 3343 | err = -EOPNOTSUPP; |
| 3344 | break; |
| 3345 | |
| 3346 | case IW_MODE_INFRA: |
| 3347 | break; |
| 3348 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 3349 | case IW_MODE_MONITOR: |
| 3350 | if (priv->broken_monitor && !force_monitor) { |
| 3351 | printk(KERN_WARNING "%s: Monitor mode support is " |
| 3352 | "buggy in this firmware, not enabling\n", |
| 3353 | dev->name); |
| 3354 | err = -EOPNOTSUPP; |
| 3355 | } |
| 3356 | break; |
| 3357 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3358 | default: |
| 3359 | err = -EOPNOTSUPP; |
| 3360 | break; |
| 3361 | } |
| 3362 | |
| 3363 | if (err == -EINPROGRESS) { |
| 3364 | priv->iw_mode = *mode; |
| 3365 | set_port_type(priv); |
| 3366 | } |
| 3367 | |
| 3368 | orinoco_unlock(priv, &flags); |
| 3369 | |
| 3370 | return err; |
| 3371 | } |
| 3372 | |
| 3373 | static int orinoco_ioctl_getmode(struct net_device *dev, |
| 3374 | struct iw_request_info *info, |
| 3375 | u32 *mode, |
| 3376 | char *extra) |
| 3377 | { |
| 3378 | struct orinoco_private *priv = netdev_priv(dev); |
| 3379 | |
| 3380 | *mode = priv->iw_mode; |
| 3381 | return 0; |
| 3382 | } |
| 3383 | |
| 3384 | static int orinoco_ioctl_getiwrange(struct net_device *dev, |
| 3385 | struct iw_request_info *info, |
| 3386 | struct iw_point *rrq, |
| 3387 | char *extra) |
| 3388 | { |
| 3389 | struct orinoco_private *priv = netdev_priv(dev); |
| 3390 | int err = 0; |
| 3391 | struct iw_range *range = (struct iw_range *) extra; |
| 3392 | int numrates; |
| 3393 | int i, k; |
| 3394 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3395 | rrq->length = sizeof(struct iw_range); |
| 3396 | memset(range, 0, sizeof(struct iw_range)); |
| 3397 | |
| 3398 | range->we_version_compiled = WIRELESS_EXT; |
| 3399 | range->we_version_source = 14; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3400 | |
| 3401 | /* Set available channels/frequencies */ |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3402 | range->num_channels = NUM_CHANNELS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3403 | k = 0; |
| 3404 | for (i = 0; i < NUM_CHANNELS; i++) { |
| 3405 | if (priv->channel_mask & (1 << i)) { |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3406 | range->freq[k].i = i + 1; |
| 3407 | range->freq[k].m = channel_frequency[i] * 100000; |
| 3408 | range->freq[k].e = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3409 | k++; |
| 3410 | } |
| 3411 | |
| 3412 | if (k >= IW_MAX_FREQUENCIES) |
| 3413 | break; |
| 3414 | } |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3415 | range->num_frequency = k; |
| 3416 | range->sensitivity = 3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3417 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3418 | if (priv->has_wep) { |
| 3419 | range->max_encoding_tokens = ORINOCO_MAX_KEYS; |
| 3420 | range->encoding_size[0] = SMALL_KEY_SIZE; |
| 3421 | range->num_encoding_sizes = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3422 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3423 | if (priv->has_big_wep) { |
| 3424 | range->encoding_size[1] = LARGE_KEY_SIZE; |
| 3425 | range->num_encoding_sizes = 2; |
| 3426 | } |
| 3427 | } |
| 3428 | |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 3429 | if ((priv->iw_mode == IW_MODE_ADHOC) && (!SPY_NUMBER(priv))){ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3430 | /* Quality stats meaningless in ad-hoc mode */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3431 | } else { |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3432 | range->max_qual.qual = 0x8b - 0x2f; |
| 3433 | range->max_qual.level = 0x2f - 0x95 - 1; |
| 3434 | range->max_qual.noise = 0x2f - 0x95 - 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3435 | /* Need to get better values */ |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3436 | range->avg_qual.qual = 0x24; |
| 3437 | range->avg_qual.level = 0xC2; |
| 3438 | range->avg_qual.noise = 0x9E; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3439 | } |
| 3440 | |
| 3441 | err = orinoco_hw_get_bitratelist(priv, &numrates, |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3442 | range->bitrate, IW_MAX_BITRATES); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3443 | if (err) |
| 3444 | return err; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3445 | range->num_bitrates = numrates; |
| 3446 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3447 | /* Set an indication of the max TCP throughput in bit/s that we can |
| 3448 | * expect using this interface. May be use for QoS stuff... |
| 3449 | * Jean II */ |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3450 | if (numrates > 2) |
| 3451 | range->throughput = 5 * 1000 * 1000; /* ~5 Mb/s */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3452 | else |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3453 | range->throughput = 1.5 * 1000 * 1000; /* ~1.5 Mb/s */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3454 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3455 | range->min_rts = 0; |
| 3456 | range->max_rts = 2347; |
| 3457 | range->min_frag = 256; |
| 3458 | range->max_frag = 2346; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3459 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3460 | range->min_pmp = 0; |
| 3461 | range->max_pmp = 65535000; |
| 3462 | range->min_pmt = 0; |
| 3463 | range->max_pmt = 65535 * 1000; /* ??? */ |
| 3464 | range->pmp_flags = IW_POWER_PERIOD; |
| 3465 | range->pmt_flags = IW_POWER_TIMEOUT; |
| 3466 | range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3467 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3468 | range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; |
| 3469 | range->retry_flags = IW_RETRY_LIMIT; |
| 3470 | range->r_time_flags = IW_RETRY_LIFETIME; |
| 3471 | range->min_retry = 0; |
| 3472 | range->max_retry = 65535; /* ??? */ |
| 3473 | range->min_r_time = 0; |
| 3474 | range->max_r_time = 65535 * 1000; /* ??? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3475 | |
David Kilroy | 0753bba | 2008-08-21 23:27:46 +0100 | [diff] [blame] | 3476 | if (priv->firmware_type == FIRMWARE_TYPE_AGERE) |
| 3477 | range->scan_capa = IW_SCAN_CAPA_ESSID; |
| 3478 | else |
| 3479 | range->scan_capa = IW_SCAN_CAPA_NONE; |
| 3480 | |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 3481 | /* Event capability (kernel) */ |
| 3482 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); |
| 3483 | /* Event capability (driver) */ |
| 3484 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY); |
| 3485 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); |
| 3486 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); |
| 3487 | IW_EVENT_CAPA_SET(range->event_capa, IWEVTXDROP); |
| 3488 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3489 | return 0; |
| 3490 | } |
| 3491 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3492 | static int orinoco_ioctl_setiwencode(struct net_device *dev, |
| 3493 | struct iw_request_info *info, |
| 3494 | struct iw_point *erq, |
| 3495 | char *keybuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3496 | { |
| 3497 | struct orinoco_private *priv = netdev_priv(dev); |
| 3498 | int index = (erq->flags & IW_ENCODE_INDEX) - 1; |
| 3499 | int setindex = priv->tx_key; |
| 3500 | int enable = priv->wep_on; |
| 3501 | int restricted = priv->wep_restrict; |
| 3502 | u16 xlen = 0; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3503 | int err = -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3504 | unsigned long flags; |
| 3505 | |
| 3506 | if (! priv->has_wep) |
| 3507 | return -EOPNOTSUPP; |
| 3508 | |
| 3509 | if (erq->pointer) { |
| 3510 | /* We actually have a key to set - check its length */ |
| 3511 | if (erq->length > LARGE_KEY_SIZE) |
| 3512 | return -E2BIG; |
| 3513 | |
| 3514 | if ( (erq->length > SMALL_KEY_SIZE) && !priv->has_big_wep ) |
| 3515 | return -E2BIG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3516 | } |
| 3517 | |
| 3518 | if (orinoco_lock(priv, &flags) != 0) |
| 3519 | return -EBUSY; |
| 3520 | |
Dan Williams | fe397d4 | 2006-07-14 11:41:47 -0400 | [diff] [blame] | 3521 | if (erq->length > 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3522 | if ((index < 0) || (index >= ORINOCO_MAX_KEYS)) |
| 3523 | index = priv->tx_key; |
| 3524 | |
| 3525 | /* Adjust key length to a supported value */ |
| 3526 | if (erq->length > SMALL_KEY_SIZE) { |
| 3527 | xlen = LARGE_KEY_SIZE; |
| 3528 | } else if (erq->length > 0) { |
| 3529 | xlen = SMALL_KEY_SIZE; |
| 3530 | } else |
| 3531 | xlen = 0; |
| 3532 | |
| 3533 | /* Switch on WEP if off */ |
| 3534 | if ((!enable) && (xlen > 0)) { |
| 3535 | setindex = index; |
| 3536 | enable = 1; |
| 3537 | } |
| 3538 | } else { |
| 3539 | /* Important note : if the user do "iwconfig eth0 enc off", |
| 3540 | * we will arrive there with an index of -1. This is valid |
| 3541 | * but need to be taken care off... Jean II */ |
| 3542 | if ((index < 0) || (index >= ORINOCO_MAX_KEYS)) { |
| 3543 | if((index != -1) || (erq->flags == 0)) { |
| 3544 | err = -EINVAL; |
| 3545 | goto out; |
| 3546 | } |
| 3547 | } else { |
| 3548 | /* Set the index : Check that the key is valid */ |
| 3549 | if(priv->keys[index].len == 0) { |
| 3550 | err = -EINVAL; |
| 3551 | goto out; |
| 3552 | } |
| 3553 | setindex = index; |
| 3554 | } |
| 3555 | } |
| 3556 | |
| 3557 | if (erq->flags & IW_ENCODE_DISABLED) |
| 3558 | enable = 0; |
| 3559 | if (erq->flags & IW_ENCODE_OPEN) |
| 3560 | restricted = 0; |
| 3561 | if (erq->flags & IW_ENCODE_RESTRICTED) |
| 3562 | restricted = 1; |
| 3563 | |
Dan Williams | fe397d4 | 2006-07-14 11:41:47 -0400 | [diff] [blame] | 3564 | if (erq->pointer && erq->length > 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3565 | priv->keys[index].len = cpu_to_le16(xlen); |
| 3566 | memset(priv->keys[index].data, 0, |
| 3567 | sizeof(priv->keys[index].data)); |
| 3568 | memcpy(priv->keys[index].data, keybuf, erq->length); |
| 3569 | } |
| 3570 | priv->tx_key = setindex; |
| 3571 | |
| 3572 | /* Try fast key change if connected and only keys are changed */ |
| 3573 | if (priv->wep_on && enable && (priv->wep_restrict == restricted) && |
| 3574 | netif_carrier_ok(dev)) { |
| 3575 | err = __orinoco_hw_setup_wepkeys(priv); |
| 3576 | /* No need to commit if successful */ |
| 3577 | goto out; |
| 3578 | } |
| 3579 | |
| 3580 | priv->wep_on = enable; |
| 3581 | priv->wep_restrict = restricted; |
| 3582 | |
| 3583 | out: |
| 3584 | orinoco_unlock(priv, &flags); |
| 3585 | |
| 3586 | return err; |
| 3587 | } |
| 3588 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3589 | static int orinoco_ioctl_getiwencode(struct net_device *dev, |
| 3590 | struct iw_request_info *info, |
| 3591 | struct iw_point *erq, |
| 3592 | char *keybuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3593 | { |
| 3594 | struct orinoco_private *priv = netdev_priv(dev); |
| 3595 | int index = (erq->flags & IW_ENCODE_INDEX) - 1; |
| 3596 | u16 xlen = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3597 | unsigned long flags; |
| 3598 | |
| 3599 | if (! priv->has_wep) |
| 3600 | return -EOPNOTSUPP; |
| 3601 | |
| 3602 | if (orinoco_lock(priv, &flags) != 0) |
| 3603 | return -EBUSY; |
| 3604 | |
| 3605 | if ((index < 0) || (index >= ORINOCO_MAX_KEYS)) |
| 3606 | index = priv->tx_key; |
| 3607 | |
| 3608 | erq->flags = 0; |
| 3609 | if (! priv->wep_on) |
| 3610 | erq->flags |= IW_ENCODE_DISABLED; |
| 3611 | erq->flags |= index + 1; |
| 3612 | |
| 3613 | if (priv->wep_restrict) |
| 3614 | erq->flags |= IW_ENCODE_RESTRICTED; |
| 3615 | else |
| 3616 | erq->flags |= IW_ENCODE_OPEN; |
| 3617 | |
| 3618 | xlen = le16_to_cpu(priv->keys[index].len); |
| 3619 | |
| 3620 | erq->length = xlen; |
| 3621 | |
| 3622 | memcpy(keybuf, priv->keys[index].data, ORINOCO_MAX_KEY_SIZE); |
| 3623 | |
| 3624 | orinoco_unlock(priv, &flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3625 | return 0; |
| 3626 | } |
| 3627 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3628 | static int orinoco_ioctl_setessid(struct net_device *dev, |
| 3629 | struct iw_request_info *info, |
| 3630 | struct iw_point *erq, |
| 3631 | char *essidbuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3632 | { |
| 3633 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3634 | unsigned long flags; |
| 3635 | |
| 3636 | /* Note : ESSID is ignored in Ad-Hoc demo mode, but we can set it |
| 3637 | * anyway... - Jean II */ |
| 3638 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3639 | /* Hum... Should not use Wireless Extension constant (may change), |
| 3640 | * should use our own... - Jean II */ |
| 3641 | if (erq->length > IW_ESSID_MAX_SIZE) |
| 3642 | return -E2BIG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3643 | |
| 3644 | if (orinoco_lock(priv, &flags) != 0) |
| 3645 | return -EBUSY; |
| 3646 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3647 | /* NULL the string (for NULL termination & ESSID = ANY) - Jean II */ |
| 3648 | memset(priv->desired_essid, 0, sizeof(priv->desired_essid)); |
| 3649 | |
| 3650 | /* If not ANY, get the new ESSID */ |
| 3651 | if (erq->flags) { |
| 3652 | memcpy(priv->desired_essid, essidbuf, erq->length); |
| 3653 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3654 | |
| 3655 | orinoco_unlock(priv, &flags); |
| 3656 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3657 | return -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3658 | } |
| 3659 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3660 | static int orinoco_ioctl_getessid(struct net_device *dev, |
| 3661 | struct iw_request_info *info, |
| 3662 | struct iw_point *erq, |
| 3663 | char *essidbuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3664 | { |
| 3665 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3666 | int active; |
| 3667 | int err = 0; |
| 3668 | unsigned long flags; |
| 3669 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3670 | if (netif_running(dev)) { |
| 3671 | err = orinoco_hw_get_essid(priv, &active, essidbuf); |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3672 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3673 | return err; |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3674 | erq->length = err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3675 | } else { |
| 3676 | if (orinoco_lock(priv, &flags) != 0) |
| 3677 | return -EBUSY; |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3678 | memcpy(essidbuf, priv->desired_essid, IW_ESSID_MAX_SIZE); |
| 3679 | erq->length = strlen(priv->desired_essid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3680 | orinoco_unlock(priv, &flags); |
| 3681 | } |
| 3682 | |
| 3683 | erq->flags = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3684 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3685 | return 0; |
| 3686 | } |
| 3687 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3688 | static int orinoco_ioctl_setnick(struct net_device *dev, |
| 3689 | struct iw_request_info *info, |
| 3690 | struct iw_point *nrq, |
| 3691 | char *nickbuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3692 | { |
| 3693 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3694 | unsigned long flags; |
| 3695 | |
| 3696 | if (nrq->length > IW_ESSID_MAX_SIZE) |
| 3697 | return -E2BIG; |
| 3698 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3699 | if (orinoco_lock(priv, &flags) != 0) |
| 3700 | return -EBUSY; |
| 3701 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3702 | memset(priv->nick, 0, sizeof(priv->nick)); |
| 3703 | memcpy(priv->nick, nickbuf, nrq->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3704 | |
| 3705 | orinoco_unlock(priv, &flags); |
| 3706 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3707 | return -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3708 | } |
| 3709 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3710 | static int orinoco_ioctl_getnick(struct net_device *dev, |
| 3711 | struct iw_request_info *info, |
| 3712 | struct iw_point *nrq, |
| 3713 | char *nickbuf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3714 | { |
| 3715 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3716 | unsigned long flags; |
| 3717 | |
| 3718 | if (orinoco_lock(priv, &flags) != 0) |
| 3719 | return -EBUSY; |
| 3720 | |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3721 | memcpy(nickbuf, priv->nick, IW_ESSID_MAX_SIZE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3722 | orinoco_unlock(priv, &flags); |
| 3723 | |
Jean Tourrilhes | 7e4e8d9 | 2006-10-10 14:45:44 -0700 | [diff] [blame] | 3724 | nrq->length = strlen(priv->nick); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3725 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3726 | return 0; |
| 3727 | } |
| 3728 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3729 | static int orinoco_ioctl_setfreq(struct net_device *dev, |
| 3730 | struct iw_request_info *info, |
| 3731 | struct iw_freq *frq, |
| 3732 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3733 | { |
| 3734 | struct orinoco_private *priv = netdev_priv(dev); |
| 3735 | int chan = -1; |
| 3736 | unsigned long flags; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3737 | int err = -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3738 | |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 3739 | /* In infrastructure mode the AP sets the channel */ |
| 3740 | if (priv->iw_mode == IW_MODE_INFRA) |
| 3741 | return -EBUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3742 | |
| 3743 | if ( (frq->e == 0) && (frq->m <= 1000) ) { |
| 3744 | /* Setting by channel number */ |
| 3745 | chan = frq->m; |
| 3746 | } else { |
| 3747 | /* Setting by frequency - search the table */ |
| 3748 | int mult = 1; |
| 3749 | int i; |
| 3750 | |
| 3751 | for (i = 0; i < (6 - frq->e); i++) |
| 3752 | mult *= 10; |
| 3753 | |
| 3754 | for (i = 0; i < NUM_CHANNELS; i++) |
| 3755 | if (frq->m == (channel_frequency[i] * mult)) |
| 3756 | chan = i+1; |
| 3757 | } |
| 3758 | |
| 3759 | if ( (chan < 1) || (chan > NUM_CHANNELS) || |
| 3760 | ! (priv->channel_mask & (1 << (chan-1)) ) ) |
| 3761 | return -EINVAL; |
| 3762 | |
| 3763 | if (orinoco_lock(priv, &flags) != 0) |
| 3764 | return -EBUSY; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 3765 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3766 | priv->channel = chan; |
Christoph Hellwig | 98c4cae | 2005-06-19 01:28:06 +0200 | [diff] [blame] | 3767 | if (priv->iw_mode == IW_MODE_MONITOR) { |
| 3768 | /* Fast channel change - no commit if successful */ |
| 3769 | hermes_t *hw = &priv->hw; |
| 3770 | err = hermes_docmd_wait(hw, HERMES_CMD_TEST | |
| 3771 | HERMES_TEST_SET_CHANNEL, |
| 3772 | chan, NULL); |
| 3773 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3774 | orinoco_unlock(priv, &flags); |
| 3775 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3776 | return err; |
| 3777 | } |
| 3778 | |
| 3779 | static int orinoco_ioctl_getfreq(struct net_device *dev, |
| 3780 | struct iw_request_info *info, |
| 3781 | struct iw_freq *frq, |
| 3782 | char *extra) |
| 3783 | { |
| 3784 | struct orinoco_private *priv = netdev_priv(dev); |
| 3785 | int tmp; |
| 3786 | |
| 3787 | /* Locking done in there */ |
| 3788 | tmp = orinoco_hw_get_freq(priv); |
| 3789 | if (tmp < 0) { |
| 3790 | return tmp; |
| 3791 | } |
| 3792 | |
| 3793 | frq->m = tmp; |
| 3794 | frq->e = 1; |
| 3795 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3796 | return 0; |
| 3797 | } |
| 3798 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3799 | static int orinoco_ioctl_getsens(struct net_device *dev, |
| 3800 | struct iw_request_info *info, |
| 3801 | struct iw_param *srq, |
| 3802 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3803 | { |
| 3804 | struct orinoco_private *priv = netdev_priv(dev); |
| 3805 | hermes_t *hw = &priv->hw; |
| 3806 | u16 val; |
| 3807 | int err; |
| 3808 | unsigned long flags; |
| 3809 | |
| 3810 | if (!priv->has_sensitivity) |
| 3811 | return -EOPNOTSUPP; |
| 3812 | |
| 3813 | if (orinoco_lock(priv, &flags) != 0) |
| 3814 | return -EBUSY; |
| 3815 | err = hermes_read_wordrec(hw, USER_BAP, |
| 3816 | HERMES_RID_CNFSYSTEMSCALE, &val); |
| 3817 | orinoco_unlock(priv, &flags); |
| 3818 | |
| 3819 | if (err) |
| 3820 | return err; |
| 3821 | |
| 3822 | srq->value = val; |
| 3823 | srq->fixed = 0; /* auto */ |
| 3824 | |
| 3825 | return 0; |
| 3826 | } |
| 3827 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3828 | static int orinoco_ioctl_setsens(struct net_device *dev, |
| 3829 | struct iw_request_info *info, |
| 3830 | struct iw_param *srq, |
| 3831 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3832 | { |
| 3833 | struct orinoco_private *priv = netdev_priv(dev); |
| 3834 | int val = srq->value; |
| 3835 | unsigned long flags; |
| 3836 | |
| 3837 | if (!priv->has_sensitivity) |
| 3838 | return -EOPNOTSUPP; |
| 3839 | |
| 3840 | if ((val < 1) || (val > 3)) |
| 3841 | return -EINVAL; |
| 3842 | |
| 3843 | if (orinoco_lock(priv, &flags) != 0) |
| 3844 | return -EBUSY; |
| 3845 | priv->ap_density = val; |
| 3846 | orinoco_unlock(priv, &flags); |
| 3847 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3848 | return -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3849 | } |
| 3850 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3851 | static int orinoco_ioctl_setrts(struct net_device *dev, |
| 3852 | struct iw_request_info *info, |
| 3853 | struct iw_param *rrq, |
| 3854 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3855 | { |
| 3856 | struct orinoco_private *priv = netdev_priv(dev); |
| 3857 | int val = rrq->value; |
| 3858 | unsigned long flags; |
| 3859 | |
| 3860 | if (rrq->disabled) |
| 3861 | val = 2347; |
| 3862 | |
| 3863 | if ( (val < 0) || (val > 2347) ) |
| 3864 | return -EINVAL; |
| 3865 | |
| 3866 | if (orinoco_lock(priv, &flags) != 0) |
| 3867 | return -EBUSY; |
| 3868 | |
| 3869 | priv->rts_thresh = val; |
| 3870 | orinoco_unlock(priv, &flags); |
| 3871 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3872 | return -EINPROGRESS; /* Call commit handler */ |
| 3873 | } |
| 3874 | |
| 3875 | static int orinoco_ioctl_getrts(struct net_device *dev, |
| 3876 | struct iw_request_info *info, |
| 3877 | struct iw_param *rrq, |
| 3878 | char *extra) |
| 3879 | { |
| 3880 | struct orinoco_private *priv = netdev_priv(dev); |
| 3881 | |
| 3882 | rrq->value = priv->rts_thresh; |
| 3883 | rrq->disabled = (rrq->value == 2347); |
| 3884 | rrq->fixed = 1; |
| 3885 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3886 | return 0; |
| 3887 | } |
| 3888 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3889 | static int orinoco_ioctl_setfrag(struct net_device *dev, |
| 3890 | struct iw_request_info *info, |
| 3891 | struct iw_param *frq, |
| 3892 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3893 | { |
| 3894 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3895 | int err = -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3896 | unsigned long flags; |
| 3897 | |
| 3898 | if (orinoco_lock(priv, &flags) != 0) |
| 3899 | return -EBUSY; |
| 3900 | |
| 3901 | if (priv->has_mwo) { |
| 3902 | if (frq->disabled) |
| 3903 | priv->mwo_robust = 0; |
| 3904 | else { |
| 3905 | if (frq->fixed) |
| 3906 | printk(KERN_WARNING "%s: Fixed fragmentation is " |
| 3907 | "not supported on this firmware. " |
| 3908 | "Using MWO robust instead.\n", dev->name); |
| 3909 | priv->mwo_robust = 1; |
| 3910 | } |
| 3911 | } else { |
| 3912 | if (frq->disabled) |
| 3913 | priv->frag_thresh = 2346; |
| 3914 | else { |
| 3915 | if ( (frq->value < 256) || (frq->value > 2346) ) |
| 3916 | err = -EINVAL; |
| 3917 | else |
| 3918 | priv->frag_thresh = frq->value & ~0x1; /* must be even */ |
| 3919 | } |
| 3920 | } |
| 3921 | |
| 3922 | orinoco_unlock(priv, &flags); |
| 3923 | |
| 3924 | return err; |
| 3925 | } |
| 3926 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3927 | static int orinoco_ioctl_getfrag(struct net_device *dev, |
| 3928 | struct iw_request_info *info, |
| 3929 | struct iw_param *frq, |
| 3930 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3931 | { |
| 3932 | struct orinoco_private *priv = netdev_priv(dev); |
| 3933 | hermes_t *hw = &priv->hw; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3934 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3935 | u16 val; |
| 3936 | unsigned long flags; |
| 3937 | |
| 3938 | if (orinoco_lock(priv, &flags) != 0) |
| 3939 | return -EBUSY; |
| 3940 | |
| 3941 | if (priv->has_mwo) { |
| 3942 | err = hermes_read_wordrec(hw, USER_BAP, |
| 3943 | HERMES_RID_CNFMWOROBUST_AGERE, |
| 3944 | &val); |
| 3945 | if (err) |
| 3946 | val = 0; |
| 3947 | |
| 3948 | frq->value = val ? 2347 : 0; |
| 3949 | frq->disabled = ! val; |
| 3950 | frq->fixed = 0; |
| 3951 | } else { |
| 3952 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFFRAGMENTATIONTHRESHOLD, |
| 3953 | &val); |
| 3954 | if (err) |
| 3955 | val = 0; |
| 3956 | |
| 3957 | frq->value = val; |
| 3958 | frq->disabled = (val >= 2346); |
| 3959 | frq->fixed = 1; |
| 3960 | } |
| 3961 | |
| 3962 | orinoco_unlock(priv, &flags); |
| 3963 | |
| 3964 | return err; |
| 3965 | } |
| 3966 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 3967 | static int orinoco_ioctl_setrate(struct net_device *dev, |
| 3968 | struct iw_request_info *info, |
| 3969 | struct iw_param *rrq, |
| 3970 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3971 | { |
| 3972 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3973 | int ratemode = -1; |
| 3974 | int bitrate; /* 100s of kilobits */ |
| 3975 | int i; |
| 3976 | unsigned long flags; |
| 3977 | |
| 3978 | /* As the user space doesn't know our highest rate, it uses -1 |
| 3979 | * to ask us to set the highest rate. Test it using "iwconfig |
| 3980 | * ethX rate auto" - Jean II */ |
| 3981 | if (rrq->value == -1) |
| 3982 | bitrate = 110; |
| 3983 | else { |
| 3984 | if (rrq->value % 100000) |
| 3985 | return -EINVAL; |
| 3986 | bitrate = rrq->value / 100000; |
| 3987 | } |
| 3988 | |
| 3989 | if ( (bitrate != 10) && (bitrate != 20) && |
| 3990 | (bitrate != 55) && (bitrate != 110) ) |
| 3991 | return -EINVAL; |
| 3992 | |
| 3993 | for (i = 0; i < BITRATE_TABLE_SIZE; i++) |
| 3994 | if ( (bitrate_table[i].bitrate == bitrate) && |
| 3995 | (bitrate_table[i].automatic == ! rrq->fixed) ) { |
| 3996 | ratemode = i; |
| 3997 | break; |
| 3998 | } |
| 3999 | |
| 4000 | if (ratemode == -1) |
| 4001 | return -EINVAL; |
| 4002 | |
| 4003 | if (orinoco_lock(priv, &flags) != 0) |
| 4004 | return -EBUSY; |
| 4005 | priv->bitratemode = ratemode; |
| 4006 | orinoco_unlock(priv, &flags); |
| 4007 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4008 | return -EINPROGRESS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4009 | } |
| 4010 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4011 | static int orinoco_ioctl_getrate(struct net_device *dev, |
| 4012 | struct iw_request_info *info, |
| 4013 | struct iw_param *rrq, |
| 4014 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4015 | { |
| 4016 | struct orinoco_private *priv = netdev_priv(dev); |
| 4017 | hermes_t *hw = &priv->hw; |
| 4018 | int err = 0; |
| 4019 | int ratemode; |
| 4020 | int i; |
| 4021 | u16 val; |
| 4022 | unsigned long flags; |
| 4023 | |
| 4024 | if (orinoco_lock(priv, &flags) != 0) |
| 4025 | return -EBUSY; |
| 4026 | |
| 4027 | ratemode = priv->bitratemode; |
| 4028 | |
| 4029 | BUG_ON((ratemode < 0) || (ratemode >= BITRATE_TABLE_SIZE)); |
| 4030 | |
| 4031 | rrq->value = bitrate_table[ratemode].bitrate * 100000; |
| 4032 | rrq->fixed = ! bitrate_table[ratemode].automatic; |
| 4033 | rrq->disabled = 0; |
| 4034 | |
| 4035 | /* If the interface is running we try to find more about the |
| 4036 | current mode */ |
| 4037 | if (netif_running(dev)) { |
| 4038 | err = hermes_read_wordrec(hw, USER_BAP, |
| 4039 | HERMES_RID_CURRENTTXRATE, &val); |
| 4040 | if (err) |
| 4041 | goto out; |
| 4042 | |
| 4043 | switch (priv->firmware_type) { |
| 4044 | case FIRMWARE_TYPE_AGERE: /* Lucent style rate */ |
| 4045 | /* Note : in Lucent firmware, the return value of |
| 4046 | * HERMES_RID_CURRENTTXRATE is the bitrate in Mb/s, |
| 4047 | * and therefore is totally different from the |
| 4048 | * encoding of HERMES_RID_CNFTXRATECONTROL. |
| 4049 | * Don't forget that 6Mb/s is really 5.5Mb/s */ |
| 4050 | if (val == 6) |
| 4051 | rrq->value = 5500000; |
| 4052 | else |
| 4053 | rrq->value = val * 1000000; |
| 4054 | break; |
| 4055 | case FIRMWARE_TYPE_INTERSIL: /* Intersil style rate */ |
| 4056 | case FIRMWARE_TYPE_SYMBOL: /* Symbol style rate */ |
| 4057 | for (i = 0; i < BITRATE_TABLE_SIZE; i++) |
| 4058 | if (bitrate_table[i].intersil_txratectrl == val) { |
| 4059 | ratemode = i; |
| 4060 | break; |
| 4061 | } |
| 4062 | if (i >= BITRATE_TABLE_SIZE) |
| 4063 | printk(KERN_INFO "%s: Unable to determine current bitrate (0x%04hx)\n", |
| 4064 | dev->name, val); |
| 4065 | |
| 4066 | rrq->value = bitrate_table[ratemode].bitrate * 100000; |
| 4067 | break; |
| 4068 | default: |
| 4069 | BUG(); |
| 4070 | } |
| 4071 | } |
| 4072 | |
| 4073 | out: |
| 4074 | orinoco_unlock(priv, &flags); |
| 4075 | |
| 4076 | return err; |
| 4077 | } |
| 4078 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4079 | static int orinoco_ioctl_setpower(struct net_device *dev, |
| 4080 | struct iw_request_info *info, |
| 4081 | struct iw_param *prq, |
| 4082 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4083 | { |
| 4084 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4085 | int err = -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4086 | unsigned long flags; |
| 4087 | |
| 4088 | if (orinoco_lock(priv, &flags) != 0) |
| 4089 | return -EBUSY; |
| 4090 | |
| 4091 | if (prq->disabled) { |
| 4092 | priv->pm_on = 0; |
| 4093 | } else { |
| 4094 | switch (prq->flags & IW_POWER_MODE) { |
| 4095 | case IW_POWER_UNICAST_R: |
| 4096 | priv->pm_mcast = 0; |
| 4097 | priv->pm_on = 1; |
| 4098 | break; |
| 4099 | case IW_POWER_ALL_R: |
| 4100 | priv->pm_mcast = 1; |
| 4101 | priv->pm_on = 1; |
| 4102 | break; |
| 4103 | case IW_POWER_ON: |
| 4104 | /* No flags : but we may have a value - Jean II */ |
| 4105 | break; |
| 4106 | default: |
| 4107 | err = -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4108 | goto out; |
Pavel Roskin | c08ad1e | 2005-11-29 02:59:27 -0500 | [diff] [blame] | 4109 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4110 | |
| 4111 | if (prq->flags & IW_POWER_TIMEOUT) { |
| 4112 | priv->pm_on = 1; |
| 4113 | priv->pm_timeout = prq->value / 1000; |
| 4114 | } |
| 4115 | if (prq->flags & IW_POWER_PERIOD) { |
| 4116 | priv->pm_on = 1; |
| 4117 | priv->pm_period = prq->value / 1000; |
| 4118 | } |
| 4119 | /* It's valid to not have a value if we are just toggling |
| 4120 | * the flags... Jean II */ |
| 4121 | if(!priv->pm_on) { |
| 4122 | err = -EINVAL; |
| 4123 | goto out; |
| 4124 | } |
| 4125 | } |
| 4126 | |
| 4127 | out: |
| 4128 | orinoco_unlock(priv, &flags); |
| 4129 | |
| 4130 | return err; |
| 4131 | } |
| 4132 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4133 | static int orinoco_ioctl_getpower(struct net_device *dev, |
| 4134 | struct iw_request_info *info, |
| 4135 | struct iw_param *prq, |
| 4136 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4137 | { |
| 4138 | struct orinoco_private *priv = netdev_priv(dev); |
| 4139 | hermes_t *hw = &priv->hw; |
| 4140 | int err = 0; |
| 4141 | u16 enable, period, timeout, mcast; |
| 4142 | unsigned long flags; |
| 4143 | |
| 4144 | if (orinoco_lock(priv, &flags) != 0) |
| 4145 | return -EBUSY; |
| 4146 | |
| 4147 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFPMENABLED, &enable); |
| 4148 | if (err) |
| 4149 | goto out; |
| 4150 | |
| 4151 | err = hermes_read_wordrec(hw, USER_BAP, |
| 4152 | HERMES_RID_CNFMAXSLEEPDURATION, &period); |
| 4153 | if (err) |
| 4154 | goto out; |
| 4155 | |
| 4156 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFPMHOLDOVERDURATION, &timeout); |
| 4157 | if (err) |
| 4158 | goto out; |
| 4159 | |
| 4160 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFMULTICASTRECEIVE, &mcast); |
| 4161 | if (err) |
| 4162 | goto out; |
| 4163 | |
| 4164 | prq->disabled = !enable; |
| 4165 | /* Note : by default, display the period */ |
| 4166 | if ((prq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { |
| 4167 | prq->flags = IW_POWER_TIMEOUT; |
| 4168 | prq->value = timeout * 1000; |
| 4169 | } else { |
| 4170 | prq->flags = IW_POWER_PERIOD; |
| 4171 | prq->value = period * 1000; |
| 4172 | } |
| 4173 | if (mcast) |
| 4174 | prq->flags |= IW_POWER_ALL_R; |
| 4175 | else |
| 4176 | prq->flags |= IW_POWER_UNICAST_R; |
| 4177 | |
| 4178 | out: |
| 4179 | orinoco_unlock(priv, &flags); |
| 4180 | |
| 4181 | return err; |
| 4182 | } |
| 4183 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4184 | static int orinoco_ioctl_getretry(struct net_device *dev, |
| 4185 | struct iw_request_info *info, |
| 4186 | struct iw_param *rrq, |
| 4187 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4188 | { |
| 4189 | struct orinoco_private *priv = netdev_priv(dev); |
| 4190 | hermes_t *hw = &priv->hw; |
| 4191 | int err = 0; |
| 4192 | u16 short_limit, long_limit, lifetime; |
| 4193 | unsigned long flags; |
| 4194 | |
| 4195 | if (orinoco_lock(priv, &flags) != 0) |
| 4196 | return -EBUSY; |
| 4197 | |
| 4198 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_SHORTRETRYLIMIT, |
| 4199 | &short_limit); |
| 4200 | if (err) |
| 4201 | goto out; |
| 4202 | |
| 4203 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_LONGRETRYLIMIT, |
| 4204 | &long_limit); |
| 4205 | if (err) |
| 4206 | goto out; |
| 4207 | |
| 4208 | err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_MAXTRANSMITLIFETIME, |
| 4209 | &lifetime); |
| 4210 | if (err) |
| 4211 | goto out; |
| 4212 | |
| 4213 | rrq->disabled = 0; /* Can't be disabled */ |
| 4214 | |
| 4215 | /* Note : by default, display the retry number */ |
| 4216 | if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { |
| 4217 | rrq->flags = IW_RETRY_LIFETIME; |
| 4218 | rrq->value = lifetime * 1000; /* ??? */ |
| 4219 | } else { |
| 4220 | /* By default, display the min number */ |
Jean Tourrilhes | eeec9f1 | 2006-08-29 18:02:31 -0700 | [diff] [blame] | 4221 | if ((rrq->flags & IW_RETRY_LONG)) { |
| 4222 | rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4223 | rrq->value = long_limit; |
| 4224 | } else { |
| 4225 | rrq->flags = IW_RETRY_LIMIT; |
| 4226 | rrq->value = short_limit; |
| 4227 | if(short_limit != long_limit) |
Jean Tourrilhes | eeec9f1 | 2006-08-29 18:02:31 -0700 | [diff] [blame] | 4228 | rrq->flags |= IW_RETRY_SHORT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4229 | } |
| 4230 | } |
| 4231 | |
| 4232 | out: |
| 4233 | orinoco_unlock(priv, &flags); |
| 4234 | |
| 4235 | return err; |
| 4236 | } |
| 4237 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4238 | static int orinoco_ioctl_reset(struct net_device *dev, |
| 4239 | struct iw_request_info *info, |
| 4240 | void *wrqu, |
| 4241 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4242 | { |
| 4243 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4244 | |
| 4245 | if (! capable(CAP_NET_ADMIN)) |
| 4246 | return -EPERM; |
| 4247 | |
| 4248 | if (info->cmd == (SIOCIWFIRSTPRIV + 0x1)) { |
| 4249 | printk(KERN_DEBUG "%s: Forcing reset!\n", dev->name); |
| 4250 | |
| 4251 | /* Firmware reset */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 4252 | orinoco_reset(&priv->reset_work); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4253 | } else { |
| 4254 | printk(KERN_DEBUG "%s: Force scheduling reset!\n", dev->name); |
| 4255 | |
| 4256 | schedule_work(&priv->reset_work); |
| 4257 | } |
| 4258 | |
| 4259 | return 0; |
| 4260 | } |
| 4261 | |
| 4262 | static int orinoco_ioctl_setibssport(struct net_device *dev, |
| 4263 | struct iw_request_info *info, |
| 4264 | void *wrqu, |
| 4265 | char *extra) |
| 4266 | |
| 4267 | { |
| 4268 | struct orinoco_private *priv = netdev_priv(dev); |
| 4269 | int val = *( (int *) extra ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4270 | unsigned long flags; |
| 4271 | |
| 4272 | if (orinoco_lock(priv, &flags) != 0) |
| 4273 | return -EBUSY; |
| 4274 | |
| 4275 | priv->ibss_port = val ; |
| 4276 | |
| 4277 | /* Actually update the mode we are using */ |
| 4278 | set_port_type(priv); |
| 4279 | |
| 4280 | orinoco_unlock(priv, &flags); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4281 | return -EINPROGRESS; /* Call commit handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4282 | } |
| 4283 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4284 | static int orinoco_ioctl_getibssport(struct net_device *dev, |
| 4285 | struct iw_request_info *info, |
| 4286 | void *wrqu, |
| 4287 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4288 | { |
| 4289 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4290 | int *val = (int *) extra; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4291 | |
| 4292 | *val = priv->ibss_port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4293 | return 0; |
| 4294 | } |
| 4295 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4296 | static int orinoco_ioctl_setport3(struct net_device *dev, |
| 4297 | struct iw_request_info *info, |
| 4298 | void *wrqu, |
| 4299 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4300 | { |
| 4301 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4302 | int val = *( (int *) extra ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4303 | int err = 0; |
| 4304 | unsigned long flags; |
| 4305 | |
| 4306 | if (orinoco_lock(priv, &flags) != 0) |
| 4307 | return -EBUSY; |
| 4308 | |
| 4309 | switch (val) { |
| 4310 | case 0: /* Try to do IEEE ad-hoc mode */ |
| 4311 | if (! priv->has_ibss) { |
| 4312 | err = -EINVAL; |
| 4313 | break; |
| 4314 | } |
| 4315 | priv->prefer_port3 = 0; |
| 4316 | |
| 4317 | break; |
| 4318 | |
| 4319 | case 1: /* Try to do Lucent proprietary ad-hoc mode */ |
| 4320 | if (! priv->has_port3) { |
| 4321 | err = -EINVAL; |
| 4322 | break; |
| 4323 | } |
| 4324 | priv->prefer_port3 = 1; |
| 4325 | break; |
| 4326 | |
| 4327 | default: |
| 4328 | err = -EINVAL; |
| 4329 | } |
| 4330 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4331 | if (! err) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4332 | /* Actually update the mode we are using */ |
| 4333 | set_port_type(priv); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4334 | err = -EINPROGRESS; |
| 4335 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4336 | |
| 4337 | orinoco_unlock(priv, &flags); |
| 4338 | |
| 4339 | return err; |
| 4340 | } |
| 4341 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4342 | static int orinoco_ioctl_getport3(struct net_device *dev, |
| 4343 | struct iw_request_info *info, |
| 4344 | void *wrqu, |
| 4345 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4346 | { |
| 4347 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4348 | int *val = (int *) extra; |
| 4349 | |
| 4350 | *val = priv->prefer_port3; |
| 4351 | return 0; |
| 4352 | } |
| 4353 | |
| 4354 | static int orinoco_ioctl_setpreamble(struct net_device *dev, |
| 4355 | struct iw_request_info *info, |
| 4356 | void *wrqu, |
| 4357 | char *extra) |
| 4358 | { |
| 4359 | struct orinoco_private *priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4360 | unsigned long flags; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4361 | int val; |
| 4362 | |
| 4363 | if (! priv->has_preamble) |
| 4364 | return -EOPNOTSUPP; |
| 4365 | |
| 4366 | /* 802.11b has recently defined some short preamble. |
| 4367 | * Basically, the Phy header has been reduced in size. |
| 4368 | * This increase performance, especially at high rates |
| 4369 | * (the preamble is transmitted at 1Mb/s), unfortunately |
| 4370 | * this give compatibility troubles... - Jean II */ |
| 4371 | val = *( (int *) extra ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4372 | |
| 4373 | if (orinoco_lock(priv, &flags) != 0) |
| 4374 | return -EBUSY; |
| 4375 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4376 | if (val) |
| 4377 | priv->preamble = 1; |
| 4378 | else |
| 4379 | priv->preamble = 0; |
| 4380 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4381 | orinoco_unlock(priv, &flags); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4382 | |
| 4383 | return -EINPROGRESS; /* Call commit handler */ |
| 4384 | } |
| 4385 | |
| 4386 | static int orinoco_ioctl_getpreamble(struct net_device *dev, |
| 4387 | struct iw_request_info *info, |
| 4388 | void *wrqu, |
| 4389 | char *extra) |
| 4390 | { |
| 4391 | struct orinoco_private *priv = netdev_priv(dev); |
| 4392 | int *val = (int *) extra; |
| 4393 | |
| 4394 | if (! priv->has_preamble) |
| 4395 | return -EOPNOTSUPP; |
| 4396 | |
| 4397 | *val = priv->preamble; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4398 | return 0; |
| 4399 | } |
| 4400 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4401 | /* ioctl interface to hermes_read_ltv() |
| 4402 | * To use with iwpriv, pass the RID as the token argument, e.g. |
| 4403 | * iwpriv get_rid [0xfc00] |
| 4404 | * At least Wireless Tools 25 is required to use iwpriv. |
| 4405 | * For Wireless Tools 25 and 26 append "dummy" are the end. */ |
| 4406 | static int orinoco_ioctl_getrid(struct net_device *dev, |
| 4407 | struct iw_request_info *info, |
| 4408 | struct iw_point *data, |
| 4409 | char *extra) |
| 4410 | { |
| 4411 | struct orinoco_private *priv = netdev_priv(dev); |
| 4412 | hermes_t *hw = &priv->hw; |
| 4413 | int rid = data->flags; |
| 4414 | u16 length; |
| 4415 | int err; |
| 4416 | unsigned long flags; |
| 4417 | |
| 4418 | /* It's a "get" function, but we don't want users to access the |
| 4419 | * WEP key and other raw firmware data */ |
| 4420 | if (! capable(CAP_NET_ADMIN)) |
| 4421 | return -EPERM; |
| 4422 | |
| 4423 | if (rid < 0xfc00 || rid > 0xffff) |
| 4424 | return -EINVAL; |
| 4425 | |
| 4426 | if (orinoco_lock(priv, &flags) != 0) |
| 4427 | return -EBUSY; |
| 4428 | |
| 4429 | err = hermes_read_ltv(hw, USER_BAP, rid, MAX_RID_LEN, &length, |
| 4430 | extra); |
| 4431 | if (err) |
| 4432 | goto out; |
| 4433 | |
| 4434 | data->length = min_t(u16, HERMES_RECLEN_TO_BYTES(length), |
| 4435 | MAX_RID_LEN); |
| 4436 | |
| 4437 | out: |
| 4438 | orinoco_unlock(priv, &flags); |
| 4439 | return err; |
| 4440 | } |
| 4441 | |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4442 | /* Trigger a scan (look for other cells in the vicinity) */ |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4443 | static int orinoco_ioctl_setscan(struct net_device *dev, |
| 4444 | struct iw_request_info *info, |
| 4445 | struct iw_param *srq, |
| 4446 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4447 | { |
| 4448 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4449 | hermes_t *hw = &priv->hw; |
David Kilroy | 0753bba | 2008-08-21 23:27:46 +0100 | [diff] [blame] | 4450 | struct iw_scan_req *si = (struct iw_scan_req *) extra; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4451 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4452 | unsigned long flags; |
| 4453 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4454 | /* Note : you may have realised that, as this is a SET operation, |
Alexey Dobriyan | 7f927fc | 2006-03-28 01:56:53 -0800 | [diff] [blame] | 4455 | * this is privileged and therefore a normal user can't |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4456 | * perform scanning. |
| 4457 | * This is not an error, while the device perform scanning, |
| 4458 | * traffic doesn't flow, so it's a perfect DoS... |
| 4459 | * Jean II */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4460 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4461 | if (orinoco_lock(priv, &flags) != 0) |
| 4462 | return -EBUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4463 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4464 | /* Scanning with port 0 disabled would fail */ |
| 4465 | if (!netif_running(dev)) { |
| 4466 | err = -ENETDOWN; |
| 4467 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4468 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4469 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4470 | /* In monitor mode, the scan results are always empty. |
| 4471 | * Probe responses are passed to the driver as received |
| 4472 | * frames and could be processed in software. */ |
| 4473 | if (priv->iw_mode == IW_MODE_MONITOR) { |
| 4474 | err = -EOPNOTSUPP; |
| 4475 | goto out; |
| 4476 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4477 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4478 | /* Note : because we don't lock out the irq handler, the way |
| 4479 | * we access scan variables in priv is critical. |
| 4480 | * o scan_inprogress : not touched by irq handler |
| 4481 | * o scan_mode : not touched by irq handler |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4482 | * Before modifying anything on those variables, please think hard ! |
| 4483 | * Jean II */ |
| 4484 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4485 | /* Save flags */ |
| 4486 | priv->scan_mode = srq->flags; |
| 4487 | |
| 4488 | /* Always trigger scanning, even if it's in progress. |
| 4489 | * This way, if the info frame get lost, we will recover somewhat |
| 4490 | * gracefully - Jean II */ |
| 4491 | |
| 4492 | if (priv->has_hostscan) { |
| 4493 | switch (priv->firmware_type) { |
| 4494 | case FIRMWARE_TYPE_SYMBOL: |
| 4495 | err = hermes_write_wordrec(hw, USER_BAP, |
| 4496 | HERMES_RID_CNFHOSTSCAN_SYMBOL, |
| 4497 | HERMES_HOSTSCAN_SYMBOL_ONCE | |
| 4498 | HERMES_HOSTSCAN_SYMBOL_BCAST); |
| 4499 | break; |
| 4500 | case FIRMWARE_TYPE_INTERSIL: { |
Pavel Roskin | d133ae4 | 2005-09-23 04:18:06 -0400 | [diff] [blame] | 4501 | __le16 req[3]; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4502 | |
| 4503 | req[0] = cpu_to_le16(0x3fff); /* All channels */ |
| 4504 | req[1] = cpu_to_le16(0x0001); /* rate 1 Mbps */ |
| 4505 | req[2] = 0; /* Any ESSID */ |
| 4506 | err = HERMES_WRITE_RECORD(hw, USER_BAP, |
| 4507 | HERMES_RID_CNFHOSTSCAN, &req); |
| 4508 | } |
| 4509 | break; |
| 4510 | case FIRMWARE_TYPE_AGERE: |
David Kilroy | 0753bba | 2008-08-21 23:27:46 +0100 | [diff] [blame] | 4511 | if (priv->scan_mode & IW_SCAN_THIS_ESSID) { |
| 4512 | struct hermes_idstring idbuf; |
| 4513 | size_t len = min(sizeof(idbuf.val), |
| 4514 | (size_t) si->essid_len); |
| 4515 | idbuf.len = cpu_to_le16(len); |
| 4516 | memcpy(idbuf.val, si->essid, len); |
| 4517 | |
| 4518 | err = hermes_write_ltv(hw, USER_BAP, |
| 4519 | HERMES_RID_CNFSCANSSID_AGERE, |
| 4520 | HERMES_BYTES_TO_RECLEN(len + 2), |
| 4521 | &idbuf); |
| 4522 | } else |
| 4523 | err = hermes_write_wordrec(hw, USER_BAP, |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4524 | HERMES_RID_CNFSCANSSID_AGERE, |
| 4525 | 0); /* Any ESSID */ |
| 4526 | if (err) |
| 4527 | break; |
| 4528 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 4529 | if (priv->has_ext_scan) { |
| 4530 | /* Clear scan results at the start of |
| 4531 | * an extended scan */ |
| 4532 | orinoco_clear_scan_results(priv, |
| 4533 | msecs_to_jiffies(15000)); |
| 4534 | |
| 4535 | /* TODO: Is this available on older firmware? |
| 4536 | * Can we use it to scan specific channels |
| 4537 | * for IW_SCAN_THIS_FREQ? */ |
| 4538 | err = hermes_write_wordrec(hw, USER_BAP, |
| 4539 | HERMES_RID_CNFSCANCHANNELS2GHZ, |
| 4540 | 0x7FFF); |
| 4541 | if (err) |
| 4542 | goto out; |
| 4543 | |
| 4544 | err = hermes_inquire(hw, |
| 4545 | HERMES_INQ_CHANNELINFO); |
| 4546 | } else |
| 4547 | err = hermes_inquire(hw, HERMES_INQ_SCAN); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4548 | break; |
| 4549 | } |
| 4550 | } else |
| 4551 | err = hermes_inquire(hw, HERMES_INQ_SCAN); |
| 4552 | |
| 4553 | /* One more client */ |
| 4554 | if (! err) |
| 4555 | priv->scan_inprogress = 1; |
| 4556 | |
| 4557 | out: |
| 4558 | orinoco_unlock(priv, &flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4559 | return err; |
| 4560 | } |
| 4561 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4562 | #define MAX_CUSTOM_LEN 64 |
| 4563 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4564 | /* Translate scan data returned from the card to a card independant |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4565 | * format that the Wireless Tools will understand - Jean II */ |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4566 | static inline char *orinoco_translate_scan(struct net_device *dev, |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4567 | struct iw_request_info *info, |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4568 | char *current_ev, |
| 4569 | char *end_buf, |
| 4570 | union hermes_scan_info *bss, |
| 4571 | unsigned int last_scanned) |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4572 | { |
| 4573 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4574 | u16 capabilities; |
| 4575 | u16 channel; |
| 4576 | struct iw_event iwe; /* Temporary buffer */ |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4577 | char custom[MAX_CUSTOM_LEN]; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4578 | |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4579 | memset(&iwe, 0, sizeof(iwe)); |
| 4580 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4581 | /* First entry *MUST* be the AP MAC address */ |
| 4582 | iwe.cmd = SIOCGIWAP; |
| 4583 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; |
| 4584 | memcpy(iwe.u.ap_addr.sa_data, bss->a.bssid, ETH_ALEN); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4585 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4586 | &iwe, IW_EV_ADDR_LEN); |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4587 | |
| 4588 | /* Other entries will be displayed in the order we give them */ |
| 4589 | |
| 4590 | /* Add the ESSID */ |
| 4591 | iwe.u.data.length = le16_to_cpu(bss->a.essid_len); |
| 4592 | if (iwe.u.data.length > 32) |
| 4593 | iwe.u.data.length = 32; |
| 4594 | iwe.cmd = SIOCGIWESSID; |
| 4595 | iwe.u.data.flags = 1; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4596 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4597 | &iwe, bss->a.essid); |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4598 | |
| 4599 | /* Add mode */ |
| 4600 | iwe.cmd = SIOCGIWMODE; |
| 4601 | capabilities = le16_to_cpu(bss->a.capabilities); |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4602 | if (capabilities & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) { |
| 4603 | if (capabilities & WLAN_CAPABILITY_ESS) |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4604 | iwe.u.mode = IW_MODE_MASTER; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4605 | else |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4606 | iwe.u.mode = IW_MODE_ADHOC; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4607 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4608 | &iwe, IW_EV_UINT_LEN); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4609 | } |
| 4610 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4611 | channel = bss->s.channel; |
| 4612 | if ((channel >= 1) && (channel <= NUM_CHANNELS)) { |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4613 | /* Add channel and frequency */ |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4614 | iwe.cmd = SIOCGIWFREQ; |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4615 | iwe.u.freq.m = channel; |
| 4616 | iwe.u.freq.e = 0; |
| 4617 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4618 | &iwe, IW_EV_FREQ_LEN); |
| 4619 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4620 | iwe.u.freq.m = channel_frequency[channel-1] * 100000; |
| 4621 | iwe.u.freq.e = 1; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4622 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4623 | &iwe, IW_EV_FREQ_LEN); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4624 | } |
| 4625 | |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4626 | /* Add quality statistics. level and noise in dB. No link quality */ |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4627 | iwe.cmd = IWEVQUAL; |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4628 | iwe.u.qual.updated = IW_QUAL_DBM | IW_QUAL_QUAL_INVALID; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4629 | iwe.u.qual.level = (__u8) le16_to_cpu(bss->a.level) - 0x95; |
| 4630 | iwe.u.qual.noise = (__u8) le16_to_cpu(bss->a.noise) - 0x95; |
| 4631 | /* Wireless tools prior to 27.pre22 will show link quality |
| 4632 | * anyway, so we provide a reasonable value. */ |
| 4633 | if (iwe.u.qual.level > iwe.u.qual.noise) |
| 4634 | iwe.u.qual.qual = iwe.u.qual.level - iwe.u.qual.noise; |
| 4635 | else |
| 4636 | iwe.u.qual.qual = 0; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4637 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4638 | &iwe, IW_EV_QUAL_LEN); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4639 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4640 | /* Add encryption capability */ |
| 4641 | iwe.cmd = SIOCGIWENCODE; |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4642 | if (capabilities & WLAN_CAPABILITY_PRIVACY) |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4643 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; |
| 4644 | else |
| 4645 | iwe.u.data.flags = IW_ENCODE_DISABLED; |
| 4646 | iwe.u.data.length = 0; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4647 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4648 | &iwe, NULL); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4649 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4650 | /* Bit rate is not available in Lucent/Agere firmwares */ |
| 4651 | if (priv->firmware_type != FIRMWARE_TYPE_AGERE) { |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4652 | char *current_val = current_ev + iwe_stream_lcp_len(info); |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4653 | int i; |
| 4654 | int step; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4655 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4656 | if (priv->firmware_type == FIRMWARE_TYPE_SYMBOL) |
| 4657 | step = 2; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4658 | else |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4659 | step = 1; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4660 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4661 | iwe.cmd = SIOCGIWRATE; |
| 4662 | /* Those two flags are ignored... */ |
| 4663 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; |
| 4664 | /* Max 10 values */ |
| 4665 | for (i = 0; i < 10; i += step) { |
| 4666 | /* NULL terminated */ |
| 4667 | if (bss->p.rates[i] == 0x0) |
| 4668 | break; |
| 4669 | /* Bit rate given in 500 kb/s units (+ 0x80) */ |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4670 | iwe.u.bitrate.value = |
| 4671 | ((bss->p.rates[i] & 0x7f) * 500000); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4672 | current_val = iwe_stream_add_value(info, current_ev, |
| 4673 | current_val, |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4674 | end_buf, &iwe, |
| 4675 | IW_EV_PARAM_LEN); |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4676 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4677 | /* Check if we added any event */ |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 4678 | if ((current_val - current_ev) > iwe_stream_lcp_len(info)) |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4679 | current_ev = current_val; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4680 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4681 | |
David Kilroy | 17a1a88 | 2008-08-21 23:27:47 +0100 | [diff] [blame] | 4682 | /* Beacon interval */ |
| 4683 | iwe.cmd = IWEVCUSTOM; |
| 4684 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4685 | "bcn_int=%d", |
| 4686 | le16_to_cpu(bss->a.beacon_interv)); |
| 4687 | if (iwe.u.data.length) |
| 4688 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4689 | &iwe, custom); |
| 4690 | |
| 4691 | /* Capabilites */ |
| 4692 | iwe.cmd = IWEVCUSTOM; |
| 4693 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4694 | "capab=0x%04x", |
| 4695 | capabilities); |
| 4696 | if (iwe.u.data.length) |
| 4697 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4698 | &iwe, custom); |
| 4699 | |
| 4700 | /* Add EXTRA: Age to display seconds since last beacon/probe response |
| 4701 | * for given network. */ |
| 4702 | iwe.cmd = IWEVCUSTOM; |
| 4703 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4704 | " Last beacon: %dms ago", |
| 4705 | jiffies_to_msecs(jiffies - last_scanned)); |
| 4706 | if (iwe.u.data.length) |
| 4707 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4708 | &iwe, custom); |
| 4709 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4710 | return current_ev; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4711 | } |
| 4712 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 4713 | static inline char *orinoco_translate_ext_scan(struct net_device *dev, |
| 4714 | struct iw_request_info *info, |
| 4715 | char *current_ev, |
| 4716 | char *end_buf, |
| 4717 | struct agere_ext_scan_info *bss, |
| 4718 | unsigned int last_scanned) |
| 4719 | { |
| 4720 | u16 capabilities; |
| 4721 | u16 channel; |
| 4722 | struct iw_event iwe; /* Temporary buffer */ |
| 4723 | char custom[MAX_CUSTOM_LEN]; |
| 4724 | u8 *ie; |
| 4725 | |
| 4726 | memset(&iwe, 0, sizeof(iwe)); |
| 4727 | |
| 4728 | /* First entry *MUST* be the AP MAC address */ |
| 4729 | iwe.cmd = SIOCGIWAP; |
| 4730 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; |
| 4731 | memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN); |
| 4732 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4733 | &iwe, IW_EV_ADDR_LEN); |
| 4734 | |
| 4735 | /* Other entries will be displayed in the order we give them */ |
| 4736 | |
| 4737 | /* Add the ESSID */ |
| 4738 | ie = bss->data; |
| 4739 | iwe.u.data.length = ie[1]; |
| 4740 | if (iwe.u.data.length) { |
| 4741 | if (iwe.u.data.length > 32) |
| 4742 | iwe.u.data.length = 32; |
| 4743 | iwe.cmd = SIOCGIWESSID; |
| 4744 | iwe.u.data.flags = 1; |
| 4745 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4746 | &iwe, &ie[2]); |
| 4747 | } |
| 4748 | |
| 4749 | /* Add mode */ |
| 4750 | capabilities = le16_to_cpu(bss->capabilities); |
| 4751 | if (capabilities & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) { |
| 4752 | iwe.cmd = SIOCGIWMODE; |
| 4753 | if (capabilities & WLAN_CAPABILITY_ESS) |
| 4754 | iwe.u.mode = IW_MODE_MASTER; |
| 4755 | else |
| 4756 | iwe.u.mode = IW_MODE_ADHOC; |
| 4757 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4758 | &iwe, IW_EV_UINT_LEN); |
| 4759 | } |
| 4760 | |
| 4761 | ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_DS_SET); |
| 4762 | channel = ie ? ie[2] : 0; |
| 4763 | if ((channel >= 1) && (channel <= NUM_CHANNELS)) { |
| 4764 | /* Add channel and frequency */ |
| 4765 | iwe.cmd = SIOCGIWFREQ; |
| 4766 | iwe.u.freq.m = channel; |
| 4767 | iwe.u.freq.e = 0; |
| 4768 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4769 | &iwe, IW_EV_FREQ_LEN); |
| 4770 | |
| 4771 | iwe.u.freq.m = channel_frequency[channel-1] * 100000; |
| 4772 | iwe.u.freq.e = 1; |
| 4773 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4774 | &iwe, IW_EV_FREQ_LEN); |
| 4775 | } |
| 4776 | |
| 4777 | /* Add quality statistics. level and noise in dB. No link quality */ |
| 4778 | iwe.cmd = IWEVQUAL; |
| 4779 | iwe.u.qual.updated = IW_QUAL_DBM | IW_QUAL_QUAL_INVALID; |
| 4780 | iwe.u.qual.level = bss->level - 0x95; |
| 4781 | iwe.u.qual.noise = bss->noise - 0x95; |
| 4782 | /* Wireless tools prior to 27.pre22 will show link quality |
| 4783 | * anyway, so we provide a reasonable value. */ |
| 4784 | if (iwe.u.qual.level > iwe.u.qual.noise) |
| 4785 | iwe.u.qual.qual = iwe.u.qual.level - iwe.u.qual.noise; |
| 4786 | else |
| 4787 | iwe.u.qual.qual = 0; |
| 4788 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 4789 | &iwe, IW_EV_QUAL_LEN); |
| 4790 | |
| 4791 | /* Add encryption capability */ |
| 4792 | iwe.cmd = SIOCGIWENCODE; |
| 4793 | if (capabilities & WLAN_CAPABILITY_PRIVACY) |
| 4794 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; |
| 4795 | else |
| 4796 | iwe.u.data.flags = IW_ENCODE_DISABLED; |
| 4797 | iwe.u.data.length = 0; |
| 4798 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4799 | &iwe, NULL); |
| 4800 | |
| 4801 | /* WPA IE */ |
| 4802 | ie = orinoco_get_wpa_ie(bss->data, sizeof(bss->data)); |
| 4803 | if (ie) { |
| 4804 | iwe.cmd = IWEVGENIE; |
| 4805 | iwe.u.data.length = ie[1] + 2; |
| 4806 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4807 | &iwe, ie); |
| 4808 | } |
| 4809 | |
| 4810 | /* RSN IE */ |
| 4811 | ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RSN); |
| 4812 | if (ie) { |
| 4813 | iwe.cmd = IWEVGENIE; |
| 4814 | iwe.u.data.length = ie[1] + 2; |
| 4815 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4816 | &iwe, ie); |
| 4817 | } |
| 4818 | |
| 4819 | ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RATES); |
| 4820 | if (ie) { |
| 4821 | char *p = current_ev + iwe_stream_lcp_len(info); |
| 4822 | int i; |
| 4823 | |
| 4824 | iwe.cmd = SIOCGIWRATE; |
| 4825 | /* Those two flags are ignored... */ |
| 4826 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; |
| 4827 | |
| 4828 | for (i = 2; i < (ie[1] + 2); i++) { |
| 4829 | iwe.u.bitrate.value = ((ie[i] & 0x7F) * 500000); |
| 4830 | p = iwe_stream_add_value(info, current_ev, p, end_buf, |
| 4831 | &iwe, IW_EV_PARAM_LEN); |
| 4832 | } |
| 4833 | /* Check if we added any event */ |
| 4834 | if (p > (current_ev + iwe_stream_lcp_len(info))) |
| 4835 | current_ev = p; |
| 4836 | } |
| 4837 | |
| 4838 | /* Timestamp */ |
| 4839 | iwe.cmd = IWEVCUSTOM; |
| 4840 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4841 | "tsf=%016llx", |
| 4842 | le64_to_cpu(bss->timestamp)); |
| 4843 | if (iwe.u.data.length) |
| 4844 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4845 | &iwe, custom); |
| 4846 | |
| 4847 | /* Beacon interval */ |
| 4848 | iwe.cmd = IWEVCUSTOM; |
| 4849 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4850 | "bcn_int=%d", |
| 4851 | le16_to_cpu(bss->beacon_interval)); |
| 4852 | if (iwe.u.data.length) |
| 4853 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4854 | &iwe, custom); |
| 4855 | |
| 4856 | /* Capabilites */ |
| 4857 | iwe.cmd = IWEVCUSTOM; |
| 4858 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4859 | "capab=0x%04x", |
| 4860 | capabilities); |
| 4861 | if (iwe.u.data.length) |
| 4862 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4863 | &iwe, custom); |
| 4864 | |
| 4865 | /* Add EXTRA: Age to display seconds since last beacon/probe response |
| 4866 | * for given network. */ |
| 4867 | iwe.cmd = IWEVCUSTOM; |
| 4868 | iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN, |
| 4869 | " Last beacon: %dms ago", |
| 4870 | jiffies_to_msecs(jiffies - last_scanned)); |
| 4871 | if (iwe.u.data.length) |
| 4872 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 4873 | &iwe, custom); |
| 4874 | |
| 4875 | return current_ev; |
| 4876 | } |
| 4877 | |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4878 | /* Return results of a scan */ |
| 4879 | static int orinoco_ioctl_getscan(struct net_device *dev, |
| 4880 | struct iw_request_info *info, |
| 4881 | struct iw_point *srq, |
| 4882 | char *extra) |
| 4883 | { |
| 4884 | struct orinoco_private *priv = netdev_priv(dev); |
| 4885 | int err = 0; |
| 4886 | unsigned long flags; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4887 | char *current_ev = extra; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4888 | |
| 4889 | if (orinoco_lock(priv, &flags) != 0) |
| 4890 | return -EBUSY; |
| 4891 | |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4892 | if (priv->scan_inprogress) { |
| 4893 | /* Important note : we don't want to block the caller |
| 4894 | * until results are ready for various reasons. |
| 4895 | * First, managing wait queues is complex and racy. |
| 4896 | * Second, we grab some rtnetlink lock before comming |
| 4897 | * here (in dev_ioctl()). |
| 4898 | * Third, we generate an Wireless Event, so the |
| 4899 | * caller can wait itself on that - Jean II */ |
| 4900 | err = -EAGAIN; |
| 4901 | goto out; |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4902 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4903 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 4904 | if (priv->has_ext_scan) { |
| 4905 | struct xbss_element *bss; |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4906 | |
David Kilroy | 01632fa | 2008-08-21 23:27:58 +0100 | [diff] [blame^] | 4907 | list_for_each_entry(bss, &priv->bss_list, list) { |
| 4908 | /* Translate this entry to WE format */ |
| 4909 | current_ev = |
| 4910 | orinoco_translate_ext_scan(dev, info, |
| 4911 | current_ev, |
| 4912 | extra + srq->length, |
| 4913 | &bss->bss, |
| 4914 | bss->last_scanned); |
| 4915 | |
| 4916 | /* Check if there is space for one more entry */ |
| 4917 | if ((extra + srq->length - current_ev) |
| 4918 | <= IW_EV_ADDR_LEN) { |
| 4919 | /* Ask user space to try again with a |
| 4920 | * bigger buffer */ |
| 4921 | err = -E2BIG; |
| 4922 | goto out; |
| 4923 | } |
| 4924 | } |
| 4925 | |
| 4926 | } else { |
| 4927 | struct bss_element *bss; |
| 4928 | |
| 4929 | list_for_each_entry(bss, &priv->bss_list, list) { |
| 4930 | /* Translate this entry to WE format */ |
| 4931 | current_ev = orinoco_translate_scan(dev, info, |
| 4932 | current_ev, |
| 4933 | extra + srq->length, |
| 4934 | &bss->bss, |
| 4935 | bss->last_scanned); |
| 4936 | |
| 4937 | /* Check if there is space for one more entry */ |
| 4938 | if ((extra + srq->length - current_ev) |
| 4939 | <= IW_EV_ADDR_LEN) { |
| 4940 | /* Ask user space to try again with a |
| 4941 | * bigger buffer */ |
| 4942 | err = -E2BIG; |
| 4943 | goto out; |
| 4944 | } |
Dan Williams | 1e3428e | 2007-10-10 23:56:25 -0400 | [diff] [blame] | 4945 | } |
| 4946 | } |
| 4947 | |
| 4948 | srq->length = (current_ev - extra); |
| 4949 | srq->flags = (__u16) priv->scan_mode; |
| 4950 | |
| 4951 | out: |
Christoph Hellwig | 95dd91f | 2005-06-19 01:27:56 +0200 | [diff] [blame] | 4952 | orinoco_unlock(priv, &flags); |
| 4953 | return err; |
| 4954 | } |
| 4955 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4956 | /* Commit handler, called after set operations */ |
| 4957 | static int orinoco_ioctl_commit(struct net_device *dev, |
| 4958 | struct iw_request_info *info, |
| 4959 | void *wrqu, |
| 4960 | char *extra) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4961 | { |
| 4962 | struct orinoco_private *priv = netdev_priv(dev); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4963 | struct hermes *hw = &priv->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4964 | unsigned long flags; |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4965 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4966 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4967 | if (!priv->open) |
| 4968 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4969 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4970 | if (priv->broken_disableport) { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 4971 | orinoco_reset(&priv->reset_work); |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4972 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4973 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4974 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4975 | if (orinoco_lock(priv, &flags) != 0) |
| 4976 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4977 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 4978 | err = hermes_disable_port(hw, 0); |
| 4979 | if (err) { |
| 4980 | printk(KERN_WARNING "%s: Unable to disable port " |
| 4981 | "while reconfiguring card\n", dev->name); |
| 4982 | priv->broken_disableport = 1; |
| 4983 | goto out; |
| 4984 | } |
| 4985 | |
| 4986 | err = __orinoco_program_rids(dev); |
| 4987 | if (err) { |
| 4988 | printk(KERN_WARNING "%s: Unable to reconfigure card\n", |
| 4989 | dev->name); |
| 4990 | goto out; |
| 4991 | } |
| 4992 | |
| 4993 | err = hermes_enable_port(hw, 0); |
| 4994 | if (err) { |
| 4995 | printk(KERN_WARNING "%s: Unable to enable port while reconfiguring card\n", |
| 4996 | dev->name); |
| 4997 | goto out; |
| 4998 | } |
| 4999 | |
| 5000 | out: |
| 5001 | if (err) { |
| 5002 | printk(KERN_WARNING "%s: Resetting instead...\n", dev->name); |
| 5003 | schedule_work(&priv->reset_work); |
| 5004 | err = 0; |
| 5005 | } |
| 5006 | |
| 5007 | orinoco_unlock(priv, &flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5008 | return err; |
| 5009 | } |
| 5010 | |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 5011 | static const struct iw_priv_args orinoco_privtab[] = { |
| 5012 | { SIOCIWFIRSTPRIV + 0x0, 0, 0, "force_reset" }, |
| 5013 | { SIOCIWFIRSTPRIV + 0x1, 0, 0, "card_reset" }, |
| 5014 | { SIOCIWFIRSTPRIV + 0x2, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5015 | 0, "set_port3" }, |
| 5016 | { SIOCIWFIRSTPRIV + 0x3, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5017 | "get_port3" }, |
| 5018 | { SIOCIWFIRSTPRIV + 0x4, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5019 | 0, "set_preamble" }, |
| 5020 | { SIOCIWFIRSTPRIV + 0x5, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5021 | "get_preamble" }, |
| 5022 | { SIOCIWFIRSTPRIV + 0x6, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5023 | 0, "set_ibssport" }, |
| 5024 | { SIOCIWFIRSTPRIV + 0x7, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, |
| 5025 | "get_ibssport" }, |
| 5026 | { SIOCIWFIRSTPRIV + 0x9, 0, IW_PRIV_TYPE_BYTE | MAX_RID_LEN, |
| 5027 | "get_rid" }, |
| 5028 | }; |
| 5029 | |
| 5030 | |
| 5031 | /* |
| 5032 | * Structures to export the Wireless Handlers |
| 5033 | */ |
| 5034 | |
| 5035 | static const iw_handler orinoco_handler[] = { |
Peter Hagervall | 6b9b97c | 2005-07-27 01:14:46 -0700 | [diff] [blame] | 5036 | [SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_commit, |
| 5037 | [SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getname, |
| 5038 | [SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setfreq, |
| 5039 | [SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getfreq, |
| 5040 | [SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setmode, |
| 5041 | [SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getmode, |
| 5042 | [SIOCSIWSENS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setsens, |
| 5043 | [SIOCGIWSENS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getsens, |
| 5044 | [SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getiwrange, |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 5045 | [SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_set_spy, |
| 5046 | [SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_get_spy, |
| 5047 | [SIOCSIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy, |
| 5048 | [SIOCGIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy, |
Peter Hagervall | 6b9b97c | 2005-07-27 01:14:46 -0700 | [diff] [blame] | 5049 | [SIOCSIWAP -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setwap, |
| 5050 | [SIOCGIWAP -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getwap, |
| 5051 | [SIOCSIWSCAN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setscan, |
| 5052 | [SIOCGIWSCAN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getscan, |
| 5053 | [SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setessid, |
| 5054 | [SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getessid, |
| 5055 | [SIOCSIWNICKN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setnick, |
| 5056 | [SIOCGIWNICKN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getnick, |
| 5057 | [SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setrate, |
| 5058 | [SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getrate, |
| 5059 | [SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setrts, |
| 5060 | [SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getrts, |
| 5061 | [SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setfrag, |
| 5062 | [SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getfrag, |
| 5063 | [SIOCGIWRETRY -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getretry, |
| 5064 | [SIOCSIWENCODE-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setiwencode, |
| 5065 | [SIOCGIWENCODE-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getiwencode, |
| 5066 | [SIOCSIWPOWER -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setpower, |
| 5067 | [SIOCGIWPOWER -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getpower, |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 5068 | }; |
| 5069 | |
| 5070 | |
| 5071 | /* |
| 5072 | Added typecasting since we no longer use iwreq_data -- Moustafa |
| 5073 | */ |
| 5074 | static const iw_handler orinoco_private_handler[] = { |
Peter Hagervall | 6b9b97c | 2005-07-27 01:14:46 -0700 | [diff] [blame] | 5075 | [0] = (iw_handler) orinoco_ioctl_reset, |
| 5076 | [1] = (iw_handler) orinoco_ioctl_reset, |
| 5077 | [2] = (iw_handler) orinoco_ioctl_setport3, |
| 5078 | [3] = (iw_handler) orinoco_ioctl_getport3, |
| 5079 | [4] = (iw_handler) orinoco_ioctl_setpreamble, |
| 5080 | [5] = (iw_handler) orinoco_ioctl_getpreamble, |
| 5081 | [6] = (iw_handler) orinoco_ioctl_setibssport, |
| 5082 | [7] = (iw_handler) orinoco_ioctl_getibssport, |
| 5083 | [9] = (iw_handler) orinoco_ioctl_getrid, |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 5084 | }; |
| 5085 | |
| 5086 | static const struct iw_handler_def orinoco_handler_def = { |
| 5087 | .num_standard = ARRAY_SIZE(orinoco_handler), |
| 5088 | .num_private = ARRAY_SIZE(orinoco_private_handler), |
| 5089 | .num_private_args = ARRAY_SIZE(orinoco_privtab), |
| 5090 | .standard = orinoco_handler, |
| 5091 | .private = orinoco_private_handler, |
| 5092 | .private_args = orinoco_privtab, |
Pavel Roskin | 343c686 | 2005-09-09 18:43:02 -0400 | [diff] [blame] | 5093 | .get_wireless_stats = orinoco_get_wireless_stats, |
Christoph Hellwig | 620554e | 2005-06-19 01:27:33 +0200 | [diff] [blame] | 5094 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5095 | |
Christoph Hellwig | 1fab2e8 | 2005-06-19 01:27:40 +0200 | [diff] [blame] | 5096 | static void orinoco_get_drvinfo(struct net_device *dev, |
| 5097 | struct ethtool_drvinfo *info) |
| 5098 | { |
| 5099 | struct orinoco_private *priv = netdev_priv(dev); |
| 5100 | |
| 5101 | strncpy(info->driver, DRIVER_NAME, sizeof(info->driver) - 1); |
| 5102 | strncpy(info->version, DRIVER_VERSION, sizeof(info->version) - 1); |
| 5103 | strncpy(info->fw_version, priv->fw_name, sizeof(info->fw_version) - 1); |
Greg Kroah-Hartman | 43cb76d | 2002-04-09 12:14:34 -0700 | [diff] [blame] | 5104 | if (dev->dev.parent) |
| 5105 | strncpy(info->bus_info, dev->dev.parent->bus_id, |
Christoph Hellwig | 1fab2e8 | 2005-06-19 01:27:40 +0200 | [diff] [blame] | 5106 | sizeof(info->bus_info) - 1); |
| 5107 | else |
| 5108 | snprintf(info->bus_info, sizeof(info->bus_info) - 1, |
| 5109 | "PCMCIA %p", priv->hw.iobase); |
| 5110 | } |
| 5111 | |
Jeff Garzik | 7282d49 | 2006-09-13 14:30:00 -0400 | [diff] [blame] | 5112 | static const struct ethtool_ops orinoco_ethtool_ops = { |
Christoph Hellwig | 1fab2e8 | 2005-06-19 01:27:40 +0200 | [diff] [blame] | 5113 | .get_drvinfo = orinoco_get_drvinfo, |
| 5114 | .get_link = ethtool_op_get_link, |
| 5115 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5116 | |
| 5117 | /********************************************************************/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5118 | /* Module initialization */ |
| 5119 | /********************************************************************/ |
| 5120 | |
| 5121 | EXPORT_SYMBOL(alloc_orinocodev); |
| 5122 | EXPORT_SYMBOL(free_orinocodev); |
| 5123 | |
| 5124 | EXPORT_SYMBOL(__orinoco_up); |
| 5125 | EXPORT_SYMBOL(__orinoco_down); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5126 | EXPORT_SYMBOL(orinoco_reinit_firmware); |
| 5127 | |
| 5128 | EXPORT_SYMBOL(orinoco_interrupt); |
| 5129 | |
| 5130 | /* Can't be declared "const" or the whole __initdata section will |
| 5131 | * become const */ |
| 5132 | static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION |
| 5133 | " (David Gibson <hermes@gibson.dropbear.id.au>, " |
| 5134 | "Pavel Roskin <proski@gnu.org>, et al)"; |
| 5135 | |
| 5136 | static int __init init_orinoco(void) |
| 5137 | { |
| 5138 | printk(KERN_DEBUG "%s\n", version); |
| 5139 | return 0; |
| 5140 | } |
| 5141 | |
| 5142 | static void __exit exit_orinoco(void) |
| 5143 | { |
| 5144 | } |
| 5145 | |
| 5146 | module_init(init_orinoco); |
| 5147 | module_exit(exit_orinoco); |