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rndis_wlan: convert get range to cfg80211
[net-next-2.6.git] / drivers / net / wireless / rndis_wlan.c
CommitLineData
bf164cc0
JK		 1/*
2 * Driver for RNDIS based wireless USB devices.
3 *
4 * Copyright (C) 2007 by Bjorge Dijkstra <bjd@jooz.net>
5 * Copyright (C) 2008 by Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 * Portions of this file are based on NDISwrapper project,
22 * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani
23 * http://ndiswrapper.sourceforge.net/
24 */
25
26// #define DEBUG // error path messages, extra info
27// #define VERBOSE // more; success messages
28
29#include <linux/module.h>
30#include <linux/init.h>
31#include <linux/netdevice.h>
32#include <linux/etherdevice.h>
33#include <linux/ethtool.h>
34#include <linux/workqueue.h>
35#include <linux/mutex.h>
36#include <linux/mii.h>
37#include <linux/usb.h>
38#include <linux/usb/cdc.h>
39#include <linux/wireless.h>
2c706002 40#include <linux/ieee80211.h>
bf164cc0
JK		 41#include <linux/if_arp.h>
42#include <linux/ctype.h>
43#include <linux/spinlock.h>
44#include <net/iw_handler.h>
5c8fa4f7
JL		 45#include <net/wireless.h>
46#include <net/cfg80211.h>
bf164cc0
JK		 47#include <linux/usb/usbnet.h>
48#include <linux/usb/rndis_host.h>
49
50
51/* NOTE: All these are settings for Broadcom chipset */
52static char modparam_country[4] = "EU";
53module_param_string(country, modparam_country, 4, 0444);
54MODULE_PARM_DESC(country, "Country code (ISO 3166-1 alpha-2), default: EU");
55
56static int modparam_frameburst = 1;
57module_param_named(frameburst, modparam_frameburst, int, 0444);
58MODULE_PARM_DESC(frameburst, "enable frame bursting (default: on)");
59
60static int modparam_afterburner = 0;
61module_param_named(afterburner, modparam_afterburner, int, 0444);
62MODULE_PARM_DESC(afterburner,
63 "enable afterburner aka '125 High Speed Mode' (default: off)");
64
65static int modparam_power_save = 0;
66module_param_named(power_save, modparam_power_save, int, 0444);
67MODULE_PARM_DESC(power_save,
68 "set power save mode: 0=off, 1=on, 2=fast (default: off)");
69
70static int modparam_power_output = 3;
71module_param_named(power_output, modparam_power_output, int, 0444);
72MODULE_PARM_DESC(power_output,
73 "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)");
74
75static int modparam_roamtrigger = -70;
76module_param_named(roamtrigger, modparam_roamtrigger, int, 0444);
77MODULE_PARM_DESC(roamtrigger,
78 "set roaming dBm trigger: -80=optimize for distance, "
79 "-60=bandwidth (default: -70)");
80
81static int modparam_roamdelta = 1;
82module_param_named(roamdelta, modparam_roamdelta, int, 0444);
83MODULE_PARM_DESC(roamdelta,
84 "set roaming tendency: 0=aggressive, 1=moderate, "
85 "2=conservative (default: moderate)");
86
87static int modparam_workaround_interval = 500;
88module_param_named(workaround_interval, modparam_workaround_interval,
89 int, 0444);
90MODULE_PARM_DESC(workaround_interval,
91 "set stall workaround interval in msecs (default: 500)");
92
93
94/* various RNDIS OID defs */
35c26c2c
HH		 95#define OID_GEN_LINK_SPEED cpu_to_le32(0x00010107)
96#define OID_GEN_RNDIS_CONFIG_PARAMETER cpu_to_le32(0x0001021b)
97
98#define OID_GEN_XMIT_OK cpu_to_le32(0x00020101)
99#define OID_GEN_RCV_OK cpu_to_le32(0x00020102)
100#define OID_GEN_XMIT_ERROR cpu_to_le32(0x00020103)
101#define OID_GEN_RCV_ERROR cpu_to_le32(0x00020104)
102#define OID_GEN_RCV_NO_BUFFER cpu_to_le32(0x00020105)
103
104#define OID_802_3_PERMANENT_ADDRESS cpu_to_le32(0x01010101)
105#define OID_802_3_CURRENT_ADDRESS cpu_to_le32(0x01010102)
106#define OID_802_3_MULTICAST_LIST cpu_to_le32(0x01010103)
107#define OID_802_3_MAXIMUM_LIST_SIZE cpu_to_le32(0x01010104)
108
109#define OID_802_11_BSSID cpu_to_le32(0x0d010101)
110#define OID_802_11_SSID cpu_to_le32(0x0d010102)
111#define OID_802_11_INFRASTRUCTURE_MODE cpu_to_le32(0x0d010108)
112#define OID_802_11_ADD_WEP cpu_to_le32(0x0d010113)
113#define OID_802_11_REMOVE_WEP cpu_to_le32(0x0d010114)
114#define OID_802_11_DISASSOCIATE cpu_to_le32(0x0d010115)
115#define OID_802_11_AUTHENTICATION_MODE cpu_to_le32(0x0d010118)
116#define OID_802_11_PRIVACY_FILTER cpu_to_le32(0x0d010119)
117#define OID_802_11_BSSID_LIST_SCAN cpu_to_le32(0x0d01011a)
118#define OID_802_11_ENCRYPTION_STATUS cpu_to_le32(0x0d01011b)
119#define OID_802_11_ADD_KEY cpu_to_le32(0x0d01011d)
120#define OID_802_11_REMOVE_KEY cpu_to_le32(0x0d01011e)
121#define OID_802_11_ASSOCIATION_INFORMATION cpu_to_le32(0x0d01011f)
122#define OID_802_11_PMKID cpu_to_le32(0x0d010123)
123#define OID_802_11_NETWORK_TYPES_SUPPORTED cpu_to_le32(0x0d010203)
124#define OID_802_11_NETWORK_TYPE_IN_USE cpu_to_le32(0x0d010204)
125#define OID_802_11_TX_POWER_LEVEL cpu_to_le32(0x0d010205)
126#define OID_802_11_RSSI cpu_to_le32(0x0d010206)
127#define OID_802_11_RSSI_TRIGGER cpu_to_le32(0x0d010207)
128#define OID_802_11_FRAGMENTATION_THRESHOLD cpu_to_le32(0x0d010209)
129#define OID_802_11_RTS_THRESHOLD cpu_to_le32(0x0d01020a)
130#define OID_802_11_SUPPORTED_RATES cpu_to_le32(0x0d01020e)
131#define OID_802_11_CONFIGURATION cpu_to_le32(0x0d010211)
132#define OID_802_11_BSSID_LIST cpu_to_le32(0x0d010217)
bf164cc0
JK		 133
134
135/* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */
136#define WL_NOISE -96 /* typical noise level in dBm */
137#define WL_SIGMAX -32 /* typical maximum signal level in dBm */
138
139
140/* Assume that Broadcom 4320 (only chipset at time of writing known to be
141 * based on wireless rndis) has default txpower of 13dBm.
142 * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications.
143 * 13dBm == 19.9mW
144 */
145#define BCM4320_DEFAULT_TXPOWER 20
146
147
148/* codes for "status" field of completion messages */
35c26c2c
HH		 149#define RNDIS_STATUS_ADAPTER_NOT_READY cpu_to_le32(0xc0010011)
150#define RNDIS_STATUS_ADAPTER_NOT_OPEN cpu_to_le32(0xc0010012)
bf164cc0
JK		 151
152
153/* NDIS data structures. Taken from wpa_supplicant driver_ndis.c
154 * slightly modified for datatype endianess, etc
155 */
156#define NDIS_802_11_LENGTH_SSID 32
157#define NDIS_802_11_LENGTH_RATES 8
158#define NDIS_802_11_LENGTH_RATES_EX 16
159
1e41e1d2
JK		 160enum ndis_80211_net_type {
161 ndis_80211_type_freq_hop,
162 ndis_80211_type_direct_seq,
163 ndis_80211_type_ofdm_a,
164 ndis_80211_type_ofdm_g
165};
166
167enum ndis_80211_net_infra {
168 ndis_80211_infra_adhoc,
169 ndis_80211_infra_infra,
170 ndis_80211_infra_auto_unknown
171};
172
173enum ndis_80211_auth_mode {
174 ndis_80211_auth_open,
175 ndis_80211_auth_shared,
176 ndis_80211_auth_auto_switch,
177 ndis_80211_auth_wpa,
178 ndis_80211_auth_wpa_psk,
179 ndis_80211_auth_wpa_none,
180 ndis_80211_auth_wpa2,
181 ndis_80211_auth_wpa2_psk
182};
183
184enum ndis_80211_encr_status {
185 ndis_80211_encr_wep_enabled,
186 ndis_80211_encr_disabled,
187 ndis_80211_encr_wep_key_absent,
188 ndis_80211_encr_not_supported,
189 ndis_80211_encr_tkip_enabled,
190 ndis_80211_encr_tkip_key_absent,
191 ndis_80211_encr_ccmp_enabled,
192 ndis_80211_encr_ccmp_key_absent
193};
194
195enum ndis_80211_priv_filter {
196 ndis_80211_priv_accept_all,
197 ndis_80211_priv_8021x_wep
198};
199
200struct ndis_80211_ssid {
461b3f2a
JK		 201 __le32 length;
202 u8 essid[NDIS_802_11_LENGTH_SSID];
bf164cc0
JK		 203} __attribute__((packed));
204
1e41e1d2 205struct ndis_80211_conf_freq_hop {
461b3f2a
JK		 206 __le32 length;
207 __le32 hop_pattern;
208 __le32 hop_set;
209 __le32 dwell_time;
bf164cc0
JK		 210} __attribute__((packed));
211
1e41e1d2 212struct ndis_80211_conf {
461b3f2a
JK		 213 __le32 length;
214 __le32 beacon_period;
215 __le32 atim_window;
216 __le32 ds_config;
217 struct ndis_80211_conf_freq_hop fh_config;
bf164cc0
JK		 218} __attribute__((packed));
219
1e41e1d2 220struct ndis_80211_bssid_ex {
461b3f2a
JK		 221 __le32 length;
222 u8 mac[6];
223 u8 padding[2];
224 struct ndis_80211_ssid ssid;
225 __le32 privacy;
226 __le32 rssi;
227 __le32 net_type;
228 struct ndis_80211_conf config;
229 __le32 net_infra;
230 u8 rates[NDIS_802_11_LENGTH_RATES_EX];
231 __le32 ie_length;
232 u8 ies[0];
bf164cc0
JK		 233} __attribute__((packed));
234
1e41e1d2 235struct ndis_80211_bssid_list_ex {
461b3f2a
JK		 236 __le32 num_items;
237 struct ndis_80211_bssid_ex bssid[0];
bf164cc0
JK		 238} __attribute__((packed));
239
1e41e1d2 240struct ndis_80211_fixed_ies {
461b3f2a
JK		 241 u8 timestamp[8];
242 __le16 beacon_interval;
243 __le16 capabilities;
bf164cc0
JK		 244} __attribute__((packed));
245
1e41e1d2 246struct ndis_80211_wep_key {
461b3f2a
JK		 247 __le32 size;
248 __le32 index;
249 __le32 length;
250 u8 material[32];
bf164cc0
JK		 251} __attribute__((packed));
252
1e41e1d2 253struct ndis_80211_key {
461b3f2a
JK		 254 __le32 size;
255 __le32 index;
256 __le32 length;
257 u8 bssid[6];
258 u8 padding[6];
259 u8 rsc[8];
260 u8 material[32];
bf164cc0
JK		 261} __attribute__((packed));
262
1e41e1d2 263struct ndis_80211_remove_key {
461b3f2a
JK		 264 __le32 size;
265 __le32 index;
266 u8 bssid[6];
bf164cc0
JK		 267} __attribute__((packed));
268
1e41e1d2 269struct ndis_config_param {
461b3f2a
JK		 270 __le32 name_offs;
271 __le32 name_length;
272 __le32 type;
273 __le32 value_offs;
274 __le32 value_length;
bf164cc0
JK		 275} __attribute__((packed));
276
4364623c
SA		 277struct ndis_80211_assoc_info {
278 __le32 length;
279 __le16 req_ies;
280 struct req_ie {
281 __le16 capa;
282 __le16 listen_interval;
283 u8 cur_ap_address[6];
284 } req_ie;
285 __le32 req_ie_length;
286 __le32 offset_req_ies;
287 __le16 resp_ies;
288 struct resp_ie {
289 __le16 capa;
290 __le16 status_code;
291 __le16 assoc_id;
292 } resp_ie;
293 __le32 resp_ie_length;
294 __le32 offset_resp_ies;
295} __attribute__((packed));
296
bf164cc0 297/* these have to match what is in wpa_supplicant */
5b0acc64
JB		 298enum wpa_alg { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP };
299enum wpa_cipher { CIPHER_NONE, CIPHER_WEP40, CIPHER_TKIP, CIPHER_CCMP,
300 CIPHER_WEP104 };
301enum wpa_key_mgmt { KEY_MGMT_802_1X, KEY_MGMT_PSK, KEY_MGMT_NONE,
302 KEY_MGMT_802_1X_NO_WPA, KEY_MGMT_WPA_NONE };
bf164cc0
JK		 303
304/*
305 * private data
306 */
307#define NET_TYPE_11FB 0
308
309#define CAP_MODE_80211A 1
310#define CAP_MODE_80211B 2
311#define CAP_MODE_80211G 4
312#define CAP_MODE_MASK 7
313#define CAP_SUPPORT_TXPOWER 8
314
6010ce07
JK		 315#define WORK_LINK_UP (1<<0)
316#define WORK_LINK_DOWN (1<<1)
317#define WORK_SET_MULTICAST_LIST (1<<2)
bf164cc0 318
90d07349
JK		 319#define COMMAND_BUFFER_SIZE (CONTROL_BUFFER_SIZE + sizeof(struct rndis_set))
320
5c8fa4f7
JL		 321static const struct ieee80211_channel rndis_channels[] = {
322 { .center_freq = 2412 },
323 { .center_freq = 2417 },
324 { .center_freq = 2422 },
325 { .center_freq = 2427 },
326 { .center_freq = 2432 },
327 { .center_freq = 2437 },
328 { .center_freq = 2442 },
329 { .center_freq = 2447 },
330 { .center_freq = 2452 },
331 { .center_freq = 2457 },
332 { .center_freq = 2462 },
333 { .center_freq = 2467 },
334 { .center_freq = 2472 },
335 { .center_freq = 2484 },
336};
337
338static const struct ieee80211_rate rndis_rates[] = {
339 { .bitrate = 10 },
340 { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
341 { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
342 { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
343 { .bitrate = 60 },
344 { .bitrate = 90 },
345 { .bitrate = 120 },
346 { .bitrate = 180 },
347 { .bitrate = 240 },
348 { .bitrate = 360 },
349 { .bitrate = 480 },
350 { .bitrate = 540 }
351};
352
bf164cc0
JK		 353/* RNDIS device private data */
354struct rndis_wext_private {
bf164cc0
JK		 355 struct usbnet *usbdev;
356
5c8fa4f7
JL		 357 struct wireless_dev wdev;
358
bf164cc0
JK		 359 struct workqueue_struct *workqueue;
360 struct delayed_work stats_work;
361 struct work_struct work;
362 struct mutex command_lock;
363 spinlock_t stats_lock;
364 unsigned long work_pending;
365
5c8fa4f7
JL		 366 struct ieee80211_supported_band band;
367 struct ieee80211_channel channels[ARRAY_SIZE(rndis_channels)];
368 struct ieee80211_rate rates[ARRAY_SIZE(rndis_rates)];
369
bf164cc0
JK		 370 struct iw_statistics iwstats;
371 struct iw_statistics privstats;
372
373 int nick_len;
374 char nick[32];
375
376 int caps;
377 int multicast_size;
378
379 /* module parameters */
380 char param_country[4];
381 int param_frameburst;
382 int param_afterburner;
383 int param_power_save;
384 int param_power_output;
385 int param_roamtrigger;
386 int param_roamdelta;
387 u32 param_workaround_interval;
388
389 /* hardware state */
390 int radio_on;
391 int infra_mode;
1e41e1d2 392 struct ndis_80211_ssid essid;
bf164cc0
JK		 393
394 /* encryption stuff */
395 int encr_tx_key_index;
396 char encr_keys[4][32];
397 int encr_key_len[4];
398 int wpa_version;
399 int wpa_keymgmt;
400 int wpa_authalg;
401 int wpa_ie_len;
402 u8 *wpa_ie;
403 int wpa_cipher_pair;
404 int wpa_cipher_group;
90d07349
JK		 405
406 u8 command_buffer[COMMAND_BUFFER_SIZE];
bf164cc0
JK		 407};
408
964c1d41
JL		 409/*
410 * cfg80211 ops
411 */
412static int rndis_change_virtual_intf(struct wiphy *wiphy, int ifindex,
413 enum nl80211_iftype type, u32 *flags,
414 struct vif_params *params);
415
416struct cfg80211_ops rndis_config_ops = {
417 .change_virtual_intf = rndis_change_virtual_intf,
418};
bf164cc0 419
5c8fa4f7 420void *rndis_wiphy_privid = &rndis_wiphy_privid;
bf164cc0
JK		 421
422static const int bcm4320_power_output[4] = { 25, 50, 75, 100 };
423
424static const unsigned char zero_bssid[ETH_ALEN] = {0,};
425static const unsigned char ffff_bssid[ETH_ALEN] = { 0xff, 0xff, 0xff,
426 0xff, 0xff, 0xff };
427
428
429static struct rndis_wext_private *get_rndis_wext_priv(struct usbnet *dev)
430{
431 return (struct rndis_wext_private *)dev->driver_priv;
432}
433
434
435static u32 get_bcm4320_power(struct rndis_wext_private *priv)
436{
437 return BCM4320_DEFAULT_TXPOWER *
438 bcm4320_power_output[priv->param_power_output] / 100;
439}
440
441
442/* translate error code */
443static int rndis_error_status(__le32 rndis_status)
444{
445 int ret = -EINVAL;
446 switch (rndis_status) {
447 case RNDIS_STATUS_SUCCESS:
448 ret = 0;
449 break;
450 case RNDIS_STATUS_FAILURE:
451 case RNDIS_STATUS_INVALID_DATA:
452 ret = -EINVAL;
453 break;
454 case RNDIS_STATUS_NOT_SUPPORTED:
455 ret = -EOPNOTSUPP;
456 break;
457 case RNDIS_STATUS_ADAPTER_NOT_READY:
458 case RNDIS_STATUS_ADAPTER_NOT_OPEN:
459 ret = -EBUSY;
460 break;
461 }
462 return ret;
463}
464
465
466static int rndis_query_oid(struct usbnet *dev, __le32 oid, void *data, int *len)
467{
468 struct rndis_wext_private *priv = get_rndis_wext_priv(dev);
469 union {
470 void *buf;
471 struct rndis_msg_hdr *header;
472 struct rndis_query *get;
473 struct rndis_query_c *get_c;
474 } u;
475 int ret, buflen;
476
477 buflen = *len + sizeof(*u.get);
478 if (buflen < CONTROL_BUFFER_SIZE)
479 buflen = CONTROL_BUFFER_SIZE;
90d07349
JK		 480
481 if (buflen > COMMAND_BUFFER_SIZE) {
482 u.buf = kmalloc(buflen, GFP_KERNEL);
483 if (!u.buf)
484 return -ENOMEM;
485 } else {
486 u.buf = priv->command_buffer;
487 }
488
489 mutex_lock(&priv->command_lock);
490
bf164cc0
JK		 491 memset(u.get, 0, sizeof *u.get);
492 u.get->msg_type = RNDIS_MSG_QUERY;
35c26c2c 493 u.get->msg_len = cpu_to_le32(sizeof *u.get);
bf164cc0
JK		 494 u.get->oid = oid;
495
818727ba 496 ret = rndis_command(dev, u.header, buflen);
bf164cc0
JK		 497 if (ret == 0) {
498 ret = le32_to_cpu(u.get_c->len);
499 *len = (*len > ret) ? ret : *len;
500 memcpy(data, u.buf + le32_to_cpu(u.get_c->offset) + 8, *len);
501 ret = rndis_error_status(u.get_c->status);
502 }
503
90d07349
JK		 504 mutex_unlock(&priv->command_lock);
505
506 if (u.buf != priv->command_buffer)
507 kfree(u.buf);
bf164cc0
JK		 508 return ret;
509}
510
511
512static int rndis_set_oid(struct usbnet *dev, __le32 oid, void *data, int len)
513{
514 struct rndis_wext_private *priv = get_rndis_wext_priv(dev);
515 union {
516 void *buf;
517 struct rndis_msg_hdr *header;
518 struct rndis_set *set;
519 struct rndis_set_c *set_c;
520 } u;
521 int ret, buflen;
522
523 buflen = len + sizeof(*u.set);
524 if (buflen < CONTROL_BUFFER_SIZE)
525 buflen = CONTROL_BUFFER_SIZE;
90d07349
JK		 526
527 if (buflen > COMMAND_BUFFER_SIZE) {
528 u.buf = kmalloc(buflen, GFP_KERNEL);
529 if (!u.buf)
530 return -ENOMEM;
531 } else {
532 u.buf = priv->command_buffer;
533 }
534
535 mutex_lock(&priv->command_lock);
bf164cc0
JK		 536
537 memset(u.set, 0, sizeof *u.set);
538 u.set->msg_type = RNDIS_MSG_SET;
539 u.set->msg_len = cpu_to_le32(sizeof(*u.set) + len);
540 u.set->oid = oid;
541 u.set->len = cpu_to_le32(len);
35c26c2c
HH		 542 u.set->offset = cpu_to_le32(sizeof(*u.set) - 8);
543 u.set->handle = cpu_to_le32(0);
bf164cc0
JK		 544 memcpy(u.buf + sizeof(*u.set), data, len);
545
818727ba 546 ret = rndis_command(dev, u.header, buflen);
bf164cc0
JK		 547 if (ret == 0)
548 ret = rndis_error_status(u.set_c->status);
549
90d07349
JK		 550 mutex_unlock(&priv->command_lock);
551
552 if (u.buf != priv->command_buffer)
553 kfree(u.buf);
bf164cc0
JK		 554 return ret;
555}
556
557
558/*
559 * Specs say that we can only set config parameters only soon after device
560 * initialization.
561 * value_type: 0 = u32, 2 = unicode string
562 */
563static int rndis_set_config_parameter(struct usbnet *dev, char *param,
564 int value_type, void *value)
565{
1e41e1d2 566 struct ndis_config_param *infobuf;
bf164cc0
JK		 567 int value_len, info_len, param_len, ret, i;
568 __le16 *unibuf;
569 __le32 *dst_value;
570
571 if (value_type == 0)
572 value_len = sizeof(__le32);
573 else if (value_type == 2)
574 value_len = strlen(value) * sizeof(__le16);
575 else
576 return -EINVAL;
577
578 param_len = strlen(param) * sizeof(__le16);
579 info_len = sizeof(*infobuf) + param_len + value_len;
580
581#ifdef DEBUG
582 info_len += 12;
583#endif
584 infobuf = kmalloc(info_len, GFP_KERNEL);
585 if (!infobuf)
586 return -ENOMEM;
587
588#ifdef DEBUG
589 info_len -= 12;
590 /* extra 12 bytes are for padding (debug output) */
591 memset(infobuf, 0xCC, info_len + 12);
592#endif
593
594 if (value_type == 2)
595 devdbg(dev, "setting config parameter: %s, value: %s",
596 param, (u8 *)value);
597 else
598 devdbg(dev, "setting config parameter: %s, value: %d",
599 param, *(u32 *)value);
600
461b3f2a
JK		 601 infobuf->name_offs = cpu_to_le32(sizeof(*infobuf));
602 infobuf->name_length = cpu_to_le32(param_len);
603 infobuf->type = cpu_to_le32(value_type);
604 infobuf->value_offs = cpu_to_le32(sizeof(*infobuf) + param_len);
605 infobuf->value_length = cpu_to_le32(value_len);
bf164cc0
JK		 606
607 /* simple string to unicode string conversion */
608 unibuf = (void *)infobuf + sizeof(*infobuf);
609 for (i = 0; i < param_len / sizeof(__le16); i++)
610 unibuf[i] = cpu_to_le16(param[i]);
611
612 if (value_type == 2) {
613 unibuf = (void *)infobuf + sizeof(*infobuf) + param_len;
614 for (i = 0; i < value_len / sizeof(__le16); i++)
615 unibuf[i] = cpu_to_le16(((u8 *)value)[i]);
616 } else {
617 dst_value = (void *)infobuf + sizeof(*infobuf) + param_len;
618 *dst_value = cpu_to_le32(*(u32 *)value);
619 }
620
621#ifdef DEBUG
622 devdbg(dev, "info buffer (len: %d):", info_len);
623 for (i = 0; i < info_len; i += 12) {
624 u32 *tmp = (u32 *)((u8 *)infobuf + i);
625 devdbg(dev, "%08X:%08X:%08X",
626 cpu_to_be32(tmp[0]),
627 cpu_to_be32(tmp[1]),
628 cpu_to_be32(tmp[2]));
629 }
630#endif
631
632 ret = rndis_set_oid(dev, OID_GEN_RNDIS_CONFIG_PARAMETER,
633 infobuf, info_len);
634 if (ret != 0)
635 devdbg(dev, "setting rndis config paramater failed, %d.", ret);
636
637 kfree(infobuf);
638 return ret;
639}
640
641static int rndis_set_config_parameter_str(struct usbnet *dev,
642 char *param, char *value)
643{
644 return(rndis_set_config_parameter(dev, param, 2, value));
645}
646
647/*static int rndis_set_config_parameter_u32(struct usbnet *dev,
648 char *param, u32 value)
649{
650 return(rndis_set_config_parameter(dev, param, 0, &value));
651}*/
652
653
654/*
655 * data conversion functions
656 */
657static int level_to_qual(int level)
658{
659 int qual = 100 * (level - WL_NOISE) / (WL_SIGMAX - WL_NOISE);
660 return qual >= 0 ? (qual <= 100 ? qual : 100) : 0;
661}
662
663
664static void dsconfig_to_freq(unsigned int dsconfig, struct iw_freq *freq)
665{
666 freq->e = 0;
667 freq->i = 0;
668 freq->flags = 0;
669
670 /* see comment in wireless.h above the "struct iw_freq"
671 * definition for an explanation of this if
672 * NOTE: 1000000 is due to the kHz
673 */
674 if (dsconfig > 1000000) {
675 freq->m = dsconfig / 10;
676 freq->e = 1;
677 } else
678 freq->m = dsconfig;
679
680 /* convert from kHz to Hz */
681 freq->e += 3;
682}
683
684
685static int freq_to_dsconfig(struct iw_freq *freq, unsigned int *dsconfig)
686{
687 if (freq->m < 1000 && freq->e == 0) {
9ee677c2
DK		 688 if (freq->m >= 1 && freq->m <= 14)
689 *dsconfig = ieee80211_dsss_chan_to_freq(freq->m) * 1000;
bf164cc0
JK		 690 else
691 return -1;
692 } else {
693 int i;
694 *dsconfig = freq->m;
695 for (i = freq->e; i > 0; i--)
696 *dsconfig *= 10;
697 *dsconfig /= 1000;
698 }
699
700 return 0;
701}
702
703
704/*
705 * common functions
706 */
707static int
708add_wep_key(struct usbnet *usbdev, char *key, int key_len, int index);
709
1e41e1d2 710static int get_essid(struct usbnet *usbdev, struct ndis_80211_ssid *ssid)
bf164cc0
JK		 711{
712 int ret, len;
713
714 len = sizeof(*ssid);
715 ret = rndis_query_oid(usbdev, OID_802_11_SSID, ssid, &len);
716
717 if (ret != 0)
461b3f2a 718 ssid->length = 0;
bf164cc0
JK		 719
720#ifdef DEBUG
721 {
722 unsigned char tmp[NDIS_802_11_LENGTH_SSID + 1];
723
461b3f2a
JK		 724 memcpy(tmp, ssid->essid, le32_to_cpu(ssid->length));
725 tmp[le32_to_cpu(ssid->length)] = 0;
bf164cc0
JK		 726 devdbg(usbdev, "get_essid: '%s', ret: %d", tmp, ret);
727 }
728#endif
729 return ret;
730}
731
732
1e41e1d2 733static int set_essid(struct usbnet *usbdev, struct ndis_80211_ssid *ssid)
bf164cc0
JK		 734{
735 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
736 int ret;
737
738 ret = rndis_set_oid(usbdev, OID_802_11_SSID, ssid, sizeof(*ssid));
739 if (ret == 0) {
740 memcpy(&priv->essid, ssid, sizeof(priv->essid));
741 priv->radio_on = 1;
742 devdbg(usbdev, "set_essid: radio_on = 1");
743 }
744
745 return ret;
746}
747
748
749static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN])
750{
751 int ret, len;
752
753 len = ETH_ALEN;
754 ret = rndis_query_oid(usbdev, OID_802_11_BSSID, bssid, &len);
755
756 if (ret != 0)
757 memset(bssid, 0, ETH_ALEN);
758
759 return ret;
760}
761
4364623c
SA		 762static int get_association_info(struct usbnet *usbdev,
763 struct ndis_80211_assoc_info *info, int len)
764{
765 return rndis_query_oid(usbdev, OID_802_11_ASSOCIATION_INFORMATION,
766 info, &len);
767}
bf164cc0
JK		 768
769static int is_associated(struct usbnet *usbdev)
770{
771 u8 bssid[ETH_ALEN];
772 int ret;
773
774 ret = get_bssid(usbdev, bssid);
775
776 return(ret == 0 && memcmp(bssid, zero_bssid, ETH_ALEN) != 0);
777}
778
779
780static int disassociate(struct usbnet *usbdev, int reset_ssid)
781{
782 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1e41e1d2 783 struct ndis_80211_ssid ssid;
bf164cc0
JK		 784 int i, ret = 0;
785
786 if (priv->radio_on) {
787 ret = rndis_set_oid(usbdev, OID_802_11_DISASSOCIATE, NULL, 0);
788 if (ret == 0) {
789 priv->radio_on = 0;
790 devdbg(usbdev, "disassociate: radio_on = 0");
791
792 if (reset_ssid)
793 msleep(100);
794 }
795 }
796
797 /* disassociate causes radio to be turned off; if reset_ssid
798 * is given, set random ssid to enable radio */
799 if (reset_ssid) {
461b3f2a
JK		 800 ssid.length = cpu_to_le32(sizeof(ssid.essid));
801 get_random_bytes(&ssid.essid[2], sizeof(ssid.essid)-2);
802 ssid.essid[0] = 0x1;
803 ssid.essid[1] = 0xff;
804 for (i = 2; i < sizeof(ssid.essid); i++)
805 ssid.essid[i] = 0x1 + (ssid.essid[i] * 0xfe / 0xff);
bf164cc0
JK		 806 ret = set_essid(usbdev, &ssid);
807 }
808 return ret;
809}
810
811
812static int set_auth_mode(struct usbnet *usbdev, int wpa_version, int authalg)
813{
814 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
815 __le32 tmp;
816 int auth_mode, ret;
817
818 devdbg(usbdev, "set_auth_mode: wpa_version=0x%x authalg=0x%x "
819 "keymgmt=0x%x", wpa_version, authalg, priv->wpa_keymgmt);
820
821 if (wpa_version & IW_AUTH_WPA_VERSION_WPA2) {
822 if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_802_1X)
1e41e1d2 823 auth_mode = ndis_80211_auth_wpa2;
bf164cc0 824 else
1e41e1d2 825 auth_mode = ndis_80211_auth_wpa2_psk;
bf164cc0
JK		 826 } else if (wpa_version & IW_AUTH_WPA_VERSION_WPA) {
827 if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_802_1X)
1e41e1d2 828 auth_mode = ndis_80211_auth_wpa;
bf164cc0 829 else if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_PSK)
1e41e1d2 830 auth_mode = ndis_80211_auth_wpa_psk;
bf164cc0 831 else
1e41e1d2 832 auth_mode = ndis_80211_auth_wpa_none;
bf164cc0
JK		 833 } else if (authalg & IW_AUTH_ALG_SHARED_KEY) {
834 if (authalg & IW_AUTH_ALG_OPEN_SYSTEM)
1e41e1d2 835 auth_mode = ndis_80211_auth_auto_switch;
bf164cc0 836 else
1e41e1d2 837 auth_mode = ndis_80211_auth_shared;
bf164cc0 838 } else
1e41e1d2 839 auth_mode = ndis_80211_auth_open;
bf164cc0
JK		 840
841 tmp = cpu_to_le32(auth_mode);
842 ret = rndis_set_oid(usbdev, OID_802_11_AUTHENTICATION_MODE, &tmp,
843 sizeof(tmp));
844 if (ret != 0) {
845 devwarn(usbdev, "setting auth mode failed (%08X)", ret);
846 return ret;
847 }
848
849 priv->wpa_version = wpa_version;
850 priv->wpa_authalg = authalg;
851 return 0;
852}
853
854
855static int set_priv_filter(struct usbnet *usbdev)
856{
857 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
858 __le32 tmp;
859
860 devdbg(usbdev, "set_priv_filter: wpa_version=0x%x", priv->wpa_version);
861
862 if (priv->wpa_version & IW_AUTH_WPA_VERSION_WPA2 ||
863 priv->wpa_version & IW_AUTH_WPA_VERSION_WPA)
1e41e1d2 864 tmp = cpu_to_le32(ndis_80211_priv_8021x_wep);
bf164cc0 865 else
1e41e1d2 866 tmp = cpu_to_le32(ndis_80211_priv_accept_all);
bf164cc0
JK		 867
868 return rndis_set_oid(usbdev, OID_802_11_PRIVACY_FILTER, &tmp,
869 sizeof(tmp));
870}
871
872
873static int set_encr_mode(struct usbnet *usbdev, int pairwise, int groupwise)
874{
875 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
876 __le32 tmp;
877 int encr_mode, ret;
878
879 devdbg(usbdev, "set_encr_mode: cipher_pair=0x%x cipher_group=0x%x",
880 pairwise,
881 groupwise);
882
883 if (pairwise & IW_AUTH_CIPHER_CCMP)
1e41e1d2 884 encr_mode = ndis_80211_encr_ccmp_enabled;
bf164cc0 885 else if (pairwise & IW_AUTH_CIPHER_TKIP)
1e41e1d2 886 encr_mode = ndis_80211_encr_tkip_enabled;
bf164cc0
JK		 887 else if (pairwise &
888 (IW_AUTH_CIPHER_WEP40 | IW_AUTH_CIPHER_WEP104))
1e41e1d2 889 encr_mode = ndis_80211_encr_wep_enabled;
bf164cc0 890 else if (groupwise & IW_AUTH_CIPHER_CCMP)
1e41e1d2 891 encr_mode = ndis_80211_encr_ccmp_enabled;
bf164cc0 892 else if (groupwise & IW_AUTH_CIPHER_TKIP)
1e41e1d2 893 encr_mode = ndis_80211_encr_tkip_enabled;
bf164cc0 894 else
1e41e1d2 895 encr_mode = ndis_80211_encr_disabled;
bf164cc0
JK		 896
897 tmp = cpu_to_le32(encr_mode);
898 ret = rndis_set_oid(usbdev, OID_802_11_ENCRYPTION_STATUS, &tmp,
899 sizeof(tmp));
900 if (ret != 0) {
901 devwarn(usbdev, "setting encr mode failed (%08X)", ret);
902 return ret;
903 }
904
905 priv->wpa_cipher_pair = pairwise;
906 priv->wpa_cipher_group = groupwise;
907 return 0;
908}
909
910
911static int set_assoc_params(struct usbnet *usbdev)
912{
913 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
914
915 set_auth_mode(usbdev, priv->wpa_version, priv->wpa_authalg);
916 set_priv_filter(usbdev);
917 set_encr_mode(usbdev, priv->wpa_cipher_pair, priv->wpa_cipher_group);
918
919 return 0;
920}
921
922
923static int set_infra_mode(struct usbnet *usbdev, int mode)
924{
925 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
926 __le32 tmp;
927 int ret, i;
928
929 devdbg(usbdev, "set_infra_mode: infra_mode=0x%x", priv->infra_mode);
930
931 tmp = cpu_to_le32(mode);
932 ret = rndis_set_oid(usbdev, OID_802_11_INFRASTRUCTURE_MODE, &tmp,
933 sizeof(tmp));
934 if (ret != 0) {
935 devwarn(usbdev, "setting infra mode failed (%08X)", ret);
936 return ret;
937 }
938
939 /* NDIS drivers clear keys when infrastructure mode is
940 * changed. But Linux tools assume otherwise. So set the
941 * keys */
942 if (priv->wpa_keymgmt == 0 ||
943 priv->wpa_keymgmt == IW_AUTH_KEY_MGMT_802_1X) {
944 for (i = 0; i < 4; i++) {
945 if (priv->encr_key_len[i] > 0)
946 add_wep_key(usbdev, priv->encr_keys[i],
947 priv->encr_key_len[i], i);
948 }
949 }
950
951 priv->infra_mode = mode;
952 return 0;
953}
954
955
956static void set_default_iw_params(struct usbnet *usbdev)
957{
958 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
959
960 priv->wpa_keymgmt = 0;
961 priv->wpa_version = 0;
962
1e41e1d2 963 set_infra_mode(usbdev, ndis_80211_infra_infra);
bf164cc0
JK		 964 set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED,
965 IW_AUTH_ALG_OPEN_SYSTEM);
966 set_priv_filter(usbdev);
967 set_encr_mode(usbdev, IW_AUTH_CIPHER_NONE, IW_AUTH_CIPHER_NONE);
968}
969
970
971static int deauthenticate(struct usbnet *usbdev)
972{
973 int ret;
974
975 ret = disassociate(usbdev, 1);
976 set_default_iw_params(usbdev);
977 return ret;
978}
979
980
981/* index must be 0 - N, as per NDIS */
982static int add_wep_key(struct usbnet *usbdev, char *key, int key_len, int index)
983{
984 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1e41e1d2 985 struct ndis_80211_wep_key ndis_key;
bf164cc0
JK		 986 int ret;
987
988 if (key_len <= 0 || key_len > 32 || index < 0 || index >= 4)
989 return -EINVAL;
990
991 memset(&ndis_key, 0, sizeof(ndis_key));
992
461b3f2a
JK		 993 ndis_key.size = cpu_to_le32(sizeof(ndis_key));
994 ndis_key.length = cpu_to_le32(key_len);
995 ndis_key.index = cpu_to_le32(index);
996 memcpy(&ndis_key.material, key, key_len);
bf164cc0
JK		 997
998 if (index == priv->encr_tx_key_index) {
461b3f2a 999 ndis_key.index |= cpu_to_le32(1 << 31);
bf164cc0
JK		 1000 ret = set_encr_mode(usbdev, IW_AUTH_CIPHER_WEP104,
1001 IW_AUTH_CIPHER_NONE);
1002 if (ret)
1003 devwarn(usbdev, "encryption couldn't be enabled (%08X)",
1004 ret);
1005 }
1006
1007 ret = rndis_set_oid(usbdev, OID_802_11_ADD_WEP, &ndis_key,
1008 sizeof(ndis_key));
1009 if (ret != 0) {
1010 devwarn(usbdev, "adding encryption key %d failed (%08X)",
1011 index+1, ret);
1012 return ret;
1013 }
1014
1015 priv->encr_key_len[index] = key_len;
1016 memcpy(&priv->encr_keys[index], key, key_len);
1017
1018 return 0;
1019}
1020
1021
1022/* remove_key is for both wep and wpa */
1023static int remove_key(struct usbnet *usbdev, int index, u8 bssid[ETH_ALEN])
1024{
1025 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1e41e1d2 1026 struct ndis_80211_remove_key remove_key;
bf164cc0
JK		 1027 __le32 keyindex;
1028 int ret;
1029
1030 if (priv->encr_key_len[index] == 0)
1031 return 0;
1032
1033 priv->encr_key_len[index] = 0;
1034 memset(&priv->encr_keys[index], 0, sizeof(priv->encr_keys[index]));
1035
1036 if (priv->wpa_cipher_pair == IW_AUTH_CIPHER_TKIP ||
1037 priv->wpa_cipher_pair == IW_AUTH_CIPHER_CCMP ||
1038 priv->wpa_cipher_group == IW_AUTH_CIPHER_TKIP ||
1039 priv->wpa_cipher_group == IW_AUTH_CIPHER_CCMP) {
461b3f2a
JK		 1040 remove_key.size = cpu_to_le32(sizeof(remove_key));
1041 remove_key.index = cpu_to_le32(index);
bf164cc0
JK		 1042 if (bssid) {
1043 /* pairwise key */
1044 if (memcmp(bssid, ffff_bssid, ETH_ALEN) != 0)
461b3f2a
JK		 1045 remove_key.index |= cpu_to_le32(1 << 30);
1046 memcpy(remove_key.bssid, bssid,
1047 sizeof(remove_key.bssid));
bf164cc0 1048 } else
461b3f2a
JK		 1049 memset(remove_key.bssid, 0xff,
1050 sizeof(remove_key.bssid));
bf164cc0
JK		 1051
1052 ret = rndis_set_oid(usbdev, OID_802_11_REMOVE_KEY, &remove_key,
1053 sizeof(remove_key));
1054 if (ret != 0)
1055 return ret;
1056 } else {
1057 keyindex = cpu_to_le32(index);
1058 ret = rndis_set_oid(usbdev, OID_802_11_REMOVE_WEP, &keyindex,
1059 sizeof(keyindex));
1060 if (ret != 0) {
1061 devwarn(usbdev,
1062 "removing encryption key %d failed (%08X)",
1063 index, ret);
1064 return ret;
1065 }
1066 }
1067
1068 /* if it is transmit key, disable encryption */
1069 if (index == priv->encr_tx_key_index)
1070 set_encr_mode(usbdev, IW_AUTH_CIPHER_NONE, IW_AUTH_CIPHER_NONE);
1071
1072 return 0;
1073}
1074
1075
1076static void set_multicast_list(struct usbnet *usbdev)
1077{
1078 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1079 struct dev_mc_list *mclist;
1080 __le32 filter;
1081 int ret, i, size;
1082 char *buf;
1083
1084 filter = RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST;
1085
1086 if (usbdev->net->flags & IFF_PROMISC) {
1087 filter |= RNDIS_PACKET_TYPE_PROMISCUOUS |
1088 RNDIS_PACKET_TYPE_ALL_LOCAL;
1089 } else if (usbdev->net->flags & IFF_ALLMULTI ||
1090 usbdev->net->mc_count > priv->multicast_size) {
1091 filter |= RNDIS_PACKET_TYPE_ALL_MULTICAST;
1092 } else if (usbdev->net->mc_count > 0) {
1093 size = min(priv->multicast_size, usbdev->net->mc_count);
1094 buf = kmalloc(size * ETH_ALEN, GFP_KERNEL);
1095 if (!buf) {
1096 devwarn(usbdev,
1097 "couldn't alloc %d bytes of memory",
1098 size * ETH_ALEN);
1099 return;
1100 }
1101
1102 mclist = usbdev->net->mc_list;
1103 for (i = 0; i < size && mclist; mclist = mclist->next) {
1104 if (mclist->dmi_addrlen != ETH_ALEN)
1105 continue;
1106
1107 memcpy(buf + i * ETH_ALEN, mclist->dmi_addr, ETH_ALEN);
1108 i++;
1109 }
1110
1111 ret = rndis_set_oid(usbdev, OID_802_3_MULTICAST_LIST, buf,
1112 i * ETH_ALEN);
1113 if (ret == 0 && i > 0)
1114 filter |= RNDIS_PACKET_TYPE_MULTICAST;
1115 else
1116 filter |= RNDIS_PACKET_TYPE_ALL_MULTICAST;
1117
1118 devdbg(usbdev, "OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d",
1119 i, priv->multicast_size, ret);
1120
1121 kfree(buf);
1122 }
1123
1124 ret = rndis_set_oid(usbdev, OID_GEN_CURRENT_PACKET_FILTER, &filter,
1125 sizeof(filter));
1126 if (ret < 0) {
1127 devwarn(usbdev, "couldn't set packet filter: %08x",
1128 le32_to_cpu(filter));
1129 }
1130
1131 devdbg(usbdev, "OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d",
1132 le32_to_cpu(filter), ret);
1133}
1134
1135
964c1d41
JL		 1136/*
1137 * cfg80211 ops
1138 */
1139static int rndis_change_virtual_intf(struct wiphy *wiphy, int ifindex,
1140 enum nl80211_iftype type, u32 *flags,
1141 struct vif_params *params)
1142{
1143 struct net_device *dev;
1144 struct usbnet *usbdev;
1145 int mode;
1146
1147 /* we're under RTNL */
1148 dev = __dev_get_by_index(&init_net, ifindex);
1149 if (!dev)
1150 return -ENODEV;
1151 usbdev = netdev_priv(dev);
1152
1153 switch (type) {
1154 case NL80211_IFTYPE_ADHOC:
1155 mode = ndis_80211_infra_adhoc;
1156 break;
1157 case NL80211_IFTYPE_STATION:
1158 mode = ndis_80211_infra_infra;
1159 break;
1160 default:
1161 return -EINVAL;
1162 }
1163
1164 return set_infra_mode(usbdev, mode);
1165}
1166
bf164cc0
JK		 1167/*
1168 * wireless extension handlers
1169 */
1170
1171static int rndis_iw_commit(struct net_device *dev,
1172 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1173{
1174 /* dummy op */
1175 return 0;
1176}
1177
1178
bf164cc0
JK		 1179static int rndis_iw_set_essid(struct net_device *dev,
1180 struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
1181{
1e41e1d2 1182 struct ndis_80211_ssid ssid;
bf164cc0 1183 int length = wrqu->essid.length;
524ad0a7 1184 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1185
1186 devdbg(usbdev, "SIOCSIWESSID: [flags:%d,len:%d] '%.32s'",
1187 wrqu->essid.flags, wrqu->essid.length, essid);
1188
1189 if (length > NDIS_802_11_LENGTH_SSID)
1190 length = NDIS_802_11_LENGTH_SSID;
1191
461b3f2a 1192 ssid.length = cpu_to_le32(length);
bf164cc0 1193 if (length > 0)
461b3f2a 1194 memcpy(ssid.essid, essid, length);
bf164cc0 1195 else
461b3f2a 1196 memset(ssid.essid, 0, NDIS_802_11_LENGTH_SSID);
bf164cc0
JK		 1197
1198 set_assoc_params(usbdev);
1199
1200 if (!wrqu->essid.flags || length == 0)
1201 return disassociate(usbdev, 1);
1202 else
1203 return set_essid(usbdev, &ssid);
1204}
1205
1206
1207static int rndis_iw_get_essid(struct net_device *dev,
1208 struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
1209{
1e41e1d2 1210 struct ndis_80211_ssid ssid;
524ad0a7 1211 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1212 int ret;
1213
1214 ret = get_essid(usbdev, &ssid);
1215
461b3f2a 1216 if (ret == 0 && le32_to_cpu(ssid.length) > 0) {
bf164cc0 1217 wrqu->essid.flags = 1;
461b3f2a
JK		 1218 wrqu->essid.length = le32_to_cpu(ssid.length);
1219 memcpy(essid, ssid.essid, wrqu->essid.length);
bf164cc0
JK		 1220 essid[wrqu->essid.length] = 0;
1221 } else {
1222 memset(essid, 0, sizeof(NDIS_802_11_LENGTH_SSID));
1223 wrqu->essid.flags = 0;
1224 wrqu->essid.length = 0;
1225 }
1226 devdbg(usbdev, "SIOCGIWESSID: %s", essid);
1227 return ret;
1228}
1229
1230
1231static int rndis_iw_get_bssid(struct net_device *dev,
1232 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1233{
524ad0a7 1234 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1235 unsigned char bssid[ETH_ALEN];
1236 int ret;
bf164cc0
JK		 1237
1238 ret = get_bssid(usbdev, bssid);
1239
1240 if (ret == 0)
e174961c 1241 devdbg(usbdev, "SIOCGIWAP: %pM", bssid);
bf164cc0
JK		 1242 else
1243 devdbg(usbdev, "SIOCGIWAP: <not associated>");
1244
1245 wrqu->ap_addr.sa_family = ARPHRD_ETHER;
1246 memcpy(wrqu->ap_addr.sa_data, bssid, ETH_ALEN);
1247
1248 return ret;
1249}
1250
1251
1252static int rndis_iw_set_bssid(struct net_device *dev,
1253 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1254{
524ad0a7 1255 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0 1256 u8 *bssid = (u8 *)wrqu->ap_addr.sa_data;
bf164cc0
JK		 1257 int ret;
1258
e174961c 1259 devdbg(usbdev, "SIOCSIWAP: %pM", bssid);
bf164cc0
JK		 1260
1261 ret = rndis_set_oid(usbdev, OID_802_11_BSSID, bssid, ETH_ALEN);
1262
1263 /* user apps may set ap's mac address, which is not required;
1264 * they may fail to work if this function fails, so return
1265 * success */
1266 if (ret)
1267 devwarn(usbdev, "setting AP mac address failed (%08X)", ret);
1268
1269 return 0;
1270}
1271
1272
1273static int rndis_iw_set_auth(struct net_device *dev,
1274 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1275{
1276 struct iw_param *p = &wrqu->param;
524ad0a7 1277 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1278 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1279 int ret = -ENOTSUPP;
1280
1281 switch (p->flags & IW_AUTH_INDEX) {
1282 case IW_AUTH_WPA_VERSION:
1283 devdbg(usbdev, "SIOCSIWAUTH: WPA_VERSION, %08x", p->value);
1284 priv->wpa_version = p->value;
1285 ret = 0;
1286 break;
1287
1288 case IW_AUTH_CIPHER_PAIRWISE:
1289 devdbg(usbdev, "SIOCSIWAUTH: CIPHER_PAIRWISE, %08x", p->value);
1290 priv->wpa_cipher_pair = p->value;
1291 ret = 0;
1292 break;
1293
1294 case IW_AUTH_CIPHER_GROUP:
1295 devdbg(usbdev, "SIOCSIWAUTH: CIPHER_GROUP, %08x", p->value);
1296 priv->wpa_cipher_group = p->value;
1297 ret = 0;
1298 break;
1299
1300 case IW_AUTH_KEY_MGMT:
1301 devdbg(usbdev, "SIOCSIWAUTH: KEY_MGMT, %08x", p->value);
1302 priv->wpa_keymgmt = p->value;
1303 ret = 0;
1304 break;
1305
1306 case IW_AUTH_TKIP_COUNTERMEASURES:
1307 devdbg(usbdev, "SIOCSIWAUTH: TKIP_COUNTERMEASURES, %08x",
1308 p->value);
1309 ret = 0;
1310 break;
1311
1312 case IW_AUTH_DROP_UNENCRYPTED:
1313 devdbg(usbdev, "SIOCSIWAUTH: DROP_UNENCRYPTED, %08x", p->value);
1314 ret = 0;
1315 break;
1316
1317 case IW_AUTH_80211_AUTH_ALG:
1318 devdbg(usbdev, "SIOCSIWAUTH: 80211_AUTH_ALG, %08x", p->value);
1319 priv->wpa_authalg = p->value;
1320 ret = 0;
1321 break;
1322
1323 case IW_AUTH_WPA_ENABLED:
1324 devdbg(usbdev, "SIOCSIWAUTH: WPA_ENABLED, %08x", p->value);
1325 if (wrqu->param.value)
1326 deauthenticate(usbdev);
1327 ret = 0;
1328 break;
1329
1330 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
1331 devdbg(usbdev, "SIOCSIWAUTH: RX_UNENCRYPTED_EAPOL, %08x",
1332 p->value);
1333 ret = 0;
1334 break;
1335
1336 case IW_AUTH_ROAMING_CONTROL:
1337 devdbg(usbdev, "SIOCSIWAUTH: ROAMING_CONTROL, %08x", p->value);
1338 ret = 0;
1339 break;
1340
1341 case IW_AUTH_PRIVACY_INVOKED:
1342 devdbg(usbdev, "SIOCSIWAUTH: invalid cmd %d",
1343 wrqu->param.flags & IW_AUTH_INDEX);
1344 return -EOPNOTSUPP;
1345
1346 default:
1347 devdbg(usbdev, "SIOCSIWAUTH: UNKNOWN %08x, %08x",
1348 p->flags & IW_AUTH_INDEX, p->value);
1349 }
1350 return ret;
1351}
1352
1353
1354static int rndis_iw_get_auth(struct net_device *dev,
1355 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1356{
1357 struct iw_param *p = &wrqu->param;
524ad0a7 1358 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1359 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1360
1361 switch (p->flags & IW_AUTH_INDEX) {
1362 case IW_AUTH_WPA_VERSION:
1363 p->value = priv->wpa_version;
1364 break;
1365 case IW_AUTH_CIPHER_PAIRWISE:
1366 p->value = priv->wpa_cipher_pair;
1367 break;
1368 case IW_AUTH_CIPHER_GROUP:
1369 p->value = priv->wpa_cipher_group;
1370 break;
1371 case IW_AUTH_KEY_MGMT:
1372 p->value = priv->wpa_keymgmt;
1373 break;
1374 case IW_AUTH_80211_AUTH_ALG:
1375 p->value = priv->wpa_authalg;
1376 break;
1377 default:
1378 devdbg(usbdev, "SIOCGIWAUTH: invalid cmd %d",
1379 wrqu->param.flags & IW_AUTH_INDEX);
1380 return -EOPNOTSUPP;
1381 }
1382 return 0;
1383}
1384
1385
bf164cc0
JK		 1386static int rndis_iw_set_encode(struct net_device *dev,
1387 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1388{
524ad0a7 1389 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1390 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1391 int ret, index, key_len;
1392 u8 *key;
1393
1394 index = (wrqu->encoding.flags & IW_ENCODE_INDEX);
1395
1396 /* iwconfig gives index as 1 - N */
1397 if (index > 0)
1398 index--;
1399 else
1400 index = priv->encr_tx_key_index;
1401
1402 if (index < 0 || index >= 4) {
1403 devwarn(usbdev, "encryption index out of range (%u)", index);
1404 return -EINVAL;
1405 }
1406
1407 /* remove key if disabled */
1408 if (wrqu->data.flags & IW_ENCODE_DISABLED) {
1409 if (remove_key(usbdev, index, NULL))
1410 return -EINVAL;
1411 else
1412 return 0;
1413 }
1414
1415 /* global encryption state (for all keys) */
1416 if (wrqu->data.flags & IW_ENCODE_OPEN)
1417 ret = set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED,
1418 IW_AUTH_ALG_OPEN_SYSTEM);
1419 else /*if (wrqu->data.flags & IW_ENCODE_RESTRICTED)*/
1420 ret = set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED,
1421 IW_AUTH_ALG_SHARED_KEY);
1422 if (ret != 0)
1423 return ret;
1424
1425 if (wrqu->data.length > 0) {
1426 key_len = wrqu->data.length;
1427 key = extra;
1428 } else {
1429 /* must be set as tx key */
1430 if (priv->encr_key_len[index] == 0)
1431 return -EINVAL;
1432 key_len = priv->encr_key_len[index];
1433 key = priv->encr_keys[index];
1434 priv->encr_tx_key_index = index;
1435 }
1436
1437 if (add_wep_key(usbdev, key, key_len, index) != 0)
1438 return -EINVAL;
1439
1440 if (index == priv->encr_tx_key_index)
1441 /* ndis drivers want essid to be set after setting encr */
1442 set_essid(usbdev, &priv->essid);
1443
1444 return 0;
1445}
1446
1447
1448static int rndis_iw_set_encode_ext(struct net_device *dev,
1449 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1450{
1451 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
524ad0a7 1452 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0 1453 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1e41e1d2 1454 struct ndis_80211_key ndis_key;
cdb2a9fe 1455 int keyidx, ret;
bf164cc0
JK		 1456 u8 *addr;
1457
1458 keyidx = wrqu->encoding.flags & IW_ENCODE_INDEX;
1459
1460 /* iwconfig gives index as 1 - N */
1461 if (keyidx)
1462 keyidx--;
1463 else
1464 keyidx = priv->encr_tx_key_index;
1465
1466 if (keyidx < 0 || keyidx >= 4)
1467 return -EINVAL;
1468
1469 if (ext->alg == WPA_ALG_WEP) {
1470 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
1471 priv->encr_tx_key_index = keyidx;
1472 return add_wep_key(usbdev, ext->key, ext->key_len, keyidx);
1473 }
1474
1475 if ((wrqu->encoding.flags & IW_ENCODE_DISABLED) ||
1476 ext->alg == IW_ENCODE_ALG_NONE || ext->key_len == 0)
1477 return remove_key(usbdev, keyidx, NULL);
1478
461b3f2a 1479 if (ext->key_len > sizeof(ndis_key.material))
bf164cc0
JK		 1480 return -1;
1481
1482 memset(&ndis_key, 0, sizeof(ndis_key));
1483
461b3f2a
JK		 1484 ndis_key.size = cpu_to_le32(sizeof(ndis_key) -
1485 sizeof(ndis_key.material) + ext->key_len);
1486 ndis_key.length = cpu_to_le32(ext->key_len);
1487 ndis_key.index = cpu_to_le32(keyidx);
bf164cc0
JK		 1488
1489 if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) {
461b3f2a
JK		 1490 memcpy(ndis_key.rsc, ext->rx_seq, 6);
1491 ndis_key.index |= cpu_to_le32(1 << 29);
bf164cc0
JK		 1492 }
1493
1494 addr = ext->addr.sa_data;
1495 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1496 /* group key */
1e41e1d2 1497 if (priv->infra_mode == ndis_80211_infra_adhoc)
461b3f2a 1498 memset(ndis_key.bssid, 0xff, ETH_ALEN);
bf164cc0 1499 else
461b3f2a 1500 get_bssid(usbdev, ndis_key.bssid);
bf164cc0
JK		 1501 } else {
1502 /* pairwise key */
461b3f2a
JK		 1503 ndis_key.index |= cpu_to_le32(1 << 30);
1504 memcpy(ndis_key.bssid, addr, ETH_ALEN);
bf164cc0
JK		 1505 }
1506
1507 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
461b3f2a 1508 ndis_key.index |= cpu_to_le32(1 << 31);
bf164cc0
JK		 1509
1510 if (ext->alg == IW_ENCODE_ALG_TKIP && ext->key_len == 32) {
1511 /* wpa_supplicant gives us the Michael MIC RX/TX keys in
1512 * different order than NDIS spec, so swap the order here. */
461b3f2a
JK		 1513 memcpy(ndis_key.material, ext->key, 16);
1514 memcpy(ndis_key.material + 16, ext->key + 24, 8);
1515 memcpy(ndis_key.material + 24, ext->key + 16, 8);
bf164cc0 1516 } else
461b3f2a 1517 memcpy(ndis_key.material, ext->key, ext->key_len);
bf164cc0
JK		 1518
1519 ret = rndis_set_oid(usbdev, OID_802_11_ADD_KEY, &ndis_key,
461b3f2a 1520 le32_to_cpu(ndis_key.size));
bf164cc0
JK		 1521 devdbg(usbdev, "SIOCSIWENCODEEXT: OID_802_11_ADD_KEY -> %08X", ret);
1522 if (ret != 0)
1523 return ret;
1524
1525 priv->encr_key_len[keyidx] = ext->key_len;
461b3f2a 1526 memcpy(&priv->encr_keys[keyidx], ndis_key.material, ext->key_len);
bf164cc0
JK		 1527 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
1528 priv->encr_tx_key_index = keyidx;
1529
1530 return 0;
1531}
1532
1533
1534static int rndis_iw_set_scan(struct net_device *dev,
1535 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1536{
524ad0a7 1537 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1538 union iwreq_data evt;
1539 int ret = -EINVAL;
1540 __le32 tmp;
1541
1542 devdbg(usbdev, "SIOCSIWSCAN");
1543
9930ccee 1544 if (wrqu->data.flags == 0) {
35c26c2c 1545 tmp = cpu_to_le32(1);
bf164cc0
JK		 1546 ret = rndis_set_oid(usbdev, OID_802_11_BSSID_LIST_SCAN, &tmp,
1547 sizeof(tmp));
1548 evt.data.flags = 0;
1549 evt.data.length = 0;
1550 wireless_send_event(dev, SIOCGIWSCAN, &evt, NULL);
1551 }
1552 return ret;
1553}
1554
1555
1556static char *rndis_translate_scan(struct net_device *dev,
ccc58057
DM		 1557 struct iw_request_info *info, char *cev,
1558 char *end_buf,
1559 struct ndis_80211_bssid_ex *bssid)
bf164cc0 1560{
524ad0a7 1561 struct usbnet *usbdev = netdev_priv(dev);
2c706002 1562 u8 *ie;
bf164cc0
JK		 1563 char *current_val;
1564 int bssid_len, ie_len, i;
1565 u32 beacon, atim;
1566 struct iw_event iwe;
1567 unsigned char sbuf[32];
bf164cc0 1568
461b3f2a 1569 bssid_len = le32_to_cpu(bssid->length);
bf164cc0 1570
e174961c 1571 devdbg(usbdev, "BSSID %pM", bssid->mac);
bf164cc0
JK		 1572 iwe.cmd = SIOCGIWAP;
1573 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
461b3f2a 1574 memcpy(iwe.u.ap_addr.sa_data, bssid->mac, ETH_ALEN);
ccc58057 1575 cev = iwe_stream_add_event(info, cev, end_buf, &iwe, IW_EV_ADDR_LEN);
bf164cc0 1576
461b3f2a
JK		 1577 devdbg(usbdev, "SSID(%d) %s", le32_to_cpu(bssid->ssid.length),
1578 bssid->ssid.essid);
bf164cc0 1579 iwe.cmd = SIOCGIWESSID;
461b3f2a 1580 iwe.u.essid.length = le32_to_cpu(bssid->ssid.length);
bf164cc0 1581 iwe.u.essid.flags = 1;
ccc58057 1582 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, bssid->ssid.essid);
bf164cc0 1583
461b3f2a 1584 devdbg(usbdev, "MODE %d", le32_to_cpu(bssid->net_infra));
bf164cc0 1585 iwe.cmd = SIOCGIWMODE;
461b3f2a 1586 switch (le32_to_cpu(bssid->net_infra)) {
1e41e1d2 1587 case ndis_80211_infra_adhoc:
bf164cc0
JK		 1588 iwe.u.mode = IW_MODE_ADHOC;
1589 break;
1e41e1d2 1590 case ndis_80211_infra_infra:
bf164cc0
JK		 1591 iwe.u.mode = IW_MODE_INFRA;
1592 break;
1e41e1d2 1593 /*case ndis_80211_infra_auto_unknown:*/
bf164cc0
JK		 1594 default:
1595 iwe.u.mode = IW_MODE_AUTO;
1596 break;
1597 }
ccc58057 1598 cev = iwe_stream_add_event(info, cev, end_buf, &iwe, IW_EV_UINT_LEN);
bf164cc0 1599
461b3f2a 1600 devdbg(usbdev, "FREQ %d kHz", le32_to_cpu(bssid->config.ds_config));
bf164cc0 1601 iwe.cmd = SIOCGIWFREQ;
461b3f2a 1602 dsconfig_to_freq(le32_to_cpu(bssid->config.ds_config), &iwe.u.freq);
ccc58057 1603 cev = iwe_stream_add_event(info, cev, end_buf, &iwe, IW_EV_FREQ_LEN);
bf164cc0 1604
461b3f2a 1605 devdbg(usbdev, "QUAL %d", le32_to_cpu(bssid->rssi));
bf164cc0 1606 iwe.cmd = IWEVQUAL;
461b3f2a 1607 iwe.u.qual.qual = level_to_qual(le32_to_cpu(bssid->rssi));
4bd7f03e 1608 iwe.u.qual.level = level_to_qual(le32_to_cpu(bssid->rssi));
bf164cc0
JK		 1609 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
1610 | IW_QUAL_LEVEL_UPDATED
1611 | IW_QUAL_NOISE_INVALID;
ccc58057 1612 cev = iwe_stream_add_event(info, cev, end_buf, &iwe, IW_EV_QUAL_LEN);
bf164cc0 1613
461b3f2a 1614 devdbg(usbdev, "ENCODE %d", le32_to_cpu(bssid->privacy));
bf164cc0
JK		 1615 iwe.cmd = SIOCGIWENCODE;
1616 iwe.u.data.length = 0;
461b3f2a 1617 if (le32_to_cpu(bssid->privacy) == ndis_80211_priv_accept_all)
bf164cc0
JK		 1618 iwe.u.data.flags = IW_ENCODE_DISABLED;
1619 else
1620 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1621
ccc58057 1622 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, NULL);
bf164cc0
JK		 1623
1624 devdbg(usbdev, "RATES:");
ccc58057 1625 current_val = cev + iwe_stream_lcp_len(info);
bf164cc0 1626 iwe.cmd = SIOCGIWRATE;
461b3f2a
JK		 1627 for (i = 0; i < sizeof(bssid->rates); i++) {
1628 if (bssid->rates[i] & 0x7f) {
bf164cc0 1629 iwe.u.bitrate.value =
461b3f2a 1630 ((bssid->rates[i] & 0x7f) *
bf164cc0
JK		 1631 500000);
1632 devdbg(usbdev, " %d", iwe.u.bitrate.value);
ccc58057 1633 current_val = iwe_stream_add_value(info, cev,
bf164cc0
JK		 1634 current_val, end_buf, &iwe,
1635 IW_EV_PARAM_LEN);
1636 }
1637 }
1638
ccc58057 1639 if ((current_val - cev) > iwe_stream_lcp_len(info))
bf164cc0
JK		 1640 cev = current_val;
1641
461b3f2a 1642 beacon = le32_to_cpu(bssid->config.beacon_period);
bf164cc0
JK		 1643 devdbg(usbdev, "BCN_INT %d", beacon);
1644 iwe.cmd = IWEVCUSTOM;
1645 snprintf(sbuf, sizeof(sbuf), "bcn_int=%d", beacon);
1646 iwe.u.data.length = strlen(sbuf);
ccc58057 1647 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, sbuf);
bf164cc0 1648
461b3f2a 1649 atim = le32_to_cpu(bssid->config.atim_window);
bf164cc0
JK		 1650 devdbg(usbdev, "ATIM %d", atim);
1651 iwe.cmd = IWEVCUSTOM;
1652 snprintf(sbuf, sizeof(sbuf), "atim=%u", atim);
1653 iwe.u.data.length = strlen(sbuf);
ccc58057 1654 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, sbuf);
bf164cc0 1655
461b3f2a 1656 ie = (void *)(bssid->ies + sizeof(struct ndis_80211_fixed_ies));
bf164cc0 1657 ie_len = min(bssid_len - (int)sizeof(*bssid),
461b3f2a 1658 (int)le32_to_cpu(bssid->ie_length));
1e41e1d2 1659 ie_len -= sizeof(struct ndis_80211_fixed_ies);
2c706002
JB		 1660 while (ie_len >= 2 && 2 + ie[1] <= ie_len) {
1661 if ((ie[0] == WLAN_EID_GENERIC && ie[1] >= 4 &&
1662 memcmp(ie + 2, "\x00\x50\xf2\x01", 4) == 0) ||
1663 ie[0] == WLAN_EID_RSN) {
bf164cc0 1664 devdbg(usbdev, "IE: WPA%d",
2c706002 1665 (ie[0] == WLAN_EID_RSN) ? 2 : 1);
bf164cc0 1666 iwe.cmd = IWEVGENIE;
2c706002
JB		 1667 /* arbitrary cut-off at 64 */
1668 iwe.u.data.length = min(ie[1] + 2, 64);
1669 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, ie);
bf164cc0
JK		 1670 }
1671
2c706002
JB		 1672 ie_len -= 2 + ie[1];
1673 ie += 2 + ie[1];
bf164cc0
JK		 1674 }
1675
1676 return cev;
1677}
1678
1679
1680static int rndis_iw_get_scan(struct net_device *dev,
1681 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1682{
524ad0a7 1683 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1684 void *buf = NULL;
1685 char *cev = extra;
1e41e1d2
JK		 1686 struct ndis_80211_bssid_list_ex *bssid_list;
1687 struct ndis_80211_bssid_ex *bssid;
bf164cc0
JK		 1688 int ret = -EINVAL, len, count, bssid_len;
1689
1690 devdbg(usbdev, "SIOCGIWSCAN");
1691
1692 len = CONTROL_BUFFER_SIZE;
1693 buf = kmalloc(len, GFP_KERNEL);
1694 if (!buf) {
1695 ret = -ENOMEM;
1696 goto out;
1697 }
1698
1699 ret = rndis_query_oid(usbdev, OID_802_11_BSSID_LIST, buf, &len);
1700
1701 if (ret != 0)
1702 goto out;
1703
1704 bssid_list = buf;
461b3f2a
JK		 1705 bssid = bssid_list->bssid;
1706 bssid_len = le32_to_cpu(bssid->length);
1707 count = le32_to_cpu(bssid_list->num_items);
bf164cc0
JK		 1708 devdbg(usbdev, "SIOCGIWSCAN: %d BSSIDs found", count);
1709
1710 while (count && ((void *)bssid + bssid_len) <= (buf + len)) {
ccc58057
DM		 1711 cev = rndis_translate_scan(dev, info, cev,
1712 extra + IW_SCAN_MAX_DATA, bssid);
bf164cc0 1713 bssid = (void *)bssid + bssid_len;
461b3f2a 1714 bssid_len = le32_to_cpu(bssid->length);
bf164cc0
JK		 1715 count--;
1716 }
1717
1718out:
1719 wrqu->data.length = cev - extra;
1720 wrqu->data.flags = 0;
1721 kfree(buf);
1722 return ret;
1723}
1724
1725
1726static int rndis_iw_set_genie(struct net_device *dev,
1727 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1728{
524ad0a7 1729 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1730 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1731 int ret = 0;
1732
1733#ifdef DEBUG
1734 int j;
1735 u8 *gie = extra;
1736 for (j = 0; j < wrqu->data.length; j += 8)
1737 devdbg(usbdev,
1738 "SIOCSIWGENIE %04x - "
1739 "%02x %02x %02x %02x %02x %02x %02x %02x", j,
1740 gie[j + 0], gie[j + 1], gie[j + 2], gie[j + 3],
1741 gie[j + 4], gie[j + 5], gie[j + 6], gie[j + 7]);
1742#endif
1743 /* clear existing IEs */
1744 if (priv->wpa_ie_len) {
1745 kfree(priv->wpa_ie);
1746 priv->wpa_ie_len = 0;
1747 }
1748
1749 /* set new IEs */
1750 priv->wpa_ie = kmalloc(wrqu->data.length, GFP_KERNEL);
1751 if (priv->wpa_ie) {
1752 priv->wpa_ie_len = wrqu->data.length;
1753 memcpy(priv->wpa_ie, extra, priv->wpa_ie_len);
1754 } else
1755 ret = -ENOMEM;
1756 return ret;
1757}
1758
1759
1760static int rndis_iw_get_genie(struct net_device *dev,
1761 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1762{
524ad0a7 1763 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1764 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1765
1766 devdbg(usbdev, "SIOCGIWGENIE");
1767
1768 if (priv->wpa_ie_len == 0 || priv->wpa_ie == NULL) {
1769 wrqu->data.length = 0;
1770 return 0;
1771 }
1772
1773 if (wrqu->data.length < priv->wpa_ie_len)
1774 return -E2BIG;
1775
1776 wrqu->data.length = priv->wpa_ie_len;
1777 memcpy(extra, priv->wpa_ie, priv->wpa_ie_len);
1778
1779 return 0;
1780}
1781
1782
1783static int rndis_iw_set_rts(struct net_device *dev,
1784 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1785{
524ad0a7 1786 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1787 __le32 tmp;
1788 devdbg(usbdev, "SIOCSIWRTS");
1789
1790 tmp = cpu_to_le32(wrqu->rts.value);
1791 return rndis_set_oid(usbdev, OID_802_11_RTS_THRESHOLD, &tmp,
1792 sizeof(tmp));
1793}
1794
1795
1796static int rndis_iw_get_rts(struct net_device *dev,
1797 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1798{
524ad0a7 1799 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1800 __le32 tmp;
1801 int len, ret;
1802
1803 len = sizeof(tmp);
1804 ret = rndis_query_oid(usbdev, OID_802_11_RTS_THRESHOLD, &tmp, &len);
1805 if (ret == 0) {
1806 wrqu->rts.value = le32_to_cpu(tmp);
1807 wrqu->rts.flags = 1;
1808 wrqu->rts.disabled = 0;
1809 }
1810
1811 devdbg(usbdev, "SIOCGIWRTS: %d", wrqu->rts.value);
1812
1813 return ret;
1814}
1815
1816
1817static int rndis_iw_set_frag(struct net_device *dev,
1818 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1819{
524ad0a7 1820 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1821 __le32 tmp;
1822
1823 devdbg(usbdev, "SIOCSIWFRAG");
1824
1825 tmp = cpu_to_le32(wrqu->frag.value);
1826 return rndis_set_oid(usbdev, OID_802_11_FRAGMENTATION_THRESHOLD, &tmp,
1827 sizeof(tmp));
1828}
1829
1830
1831static int rndis_iw_get_frag(struct net_device *dev,
1832 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1833{
524ad0a7 1834 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1835 __le32 tmp;
1836 int len, ret;
1837
1838 len = sizeof(tmp);
1839 ret = rndis_query_oid(usbdev, OID_802_11_FRAGMENTATION_THRESHOLD, &tmp,
1840 &len);
1841 if (ret == 0) {
1842 wrqu->frag.value = le32_to_cpu(tmp);
1843 wrqu->frag.flags = 1;
1844 wrqu->frag.disabled = 0;
1845 }
1846 devdbg(usbdev, "SIOCGIWFRAG: %d", wrqu->frag.value);
1847 return ret;
1848}
1849
1850
1851static int rndis_iw_set_nick(struct net_device *dev,
1852 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1853{
524ad0a7 1854 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1855 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1856
1857 devdbg(usbdev, "SIOCSIWNICK");
1858
1859 priv->nick_len = wrqu->data.length;
1860 if (priv->nick_len > 32)
1861 priv->nick_len = 32;
1862
1863 memcpy(priv->nick, extra, priv->nick_len);
1864 return 0;
1865}
1866
1867
1868static int rndis_iw_get_nick(struct net_device *dev,
1869 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1870{
524ad0a7 1871 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1872 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1873
1874 wrqu->data.flags = 1;
1875 wrqu->data.length = priv->nick_len;
1876 memcpy(extra, priv->nick, priv->nick_len);
1877
1878 devdbg(usbdev, "SIOCGIWNICK: '%s'", priv->nick);
1879
1880 return 0;
1881}
1882
1883
1884static int rndis_iw_set_freq(struct net_device *dev,
1885 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1886{
524ad0a7 1887 struct usbnet *usbdev = netdev_priv(dev);
1e41e1d2 1888 struct ndis_80211_conf config;
bf164cc0
JK		 1889 unsigned int dsconfig;
1890 int len, ret;
1891
1892 /* this OID is valid only when not associated */
1893 if (is_associated(usbdev))
1894 return 0;
1895
1896 dsconfig = 0;
1897 if (freq_to_dsconfig(&wrqu->freq, &dsconfig))
1898 return -EINVAL;
1899
1900 len = sizeof(config);
1901 ret = rndis_query_oid(usbdev, OID_802_11_CONFIGURATION, &config, &len);
1902 if (ret != 0) {
1903 devdbg(usbdev, "SIOCSIWFREQ: querying configuration failed");
1904 return 0;
1905 }
1906
461b3f2a 1907 config.ds_config = cpu_to_le32(dsconfig);
bf164cc0
JK		 1908
1909 devdbg(usbdev, "SIOCSIWFREQ: %d * 10^%d", wrqu->freq.m, wrqu->freq.e);
1910 return rndis_set_oid(usbdev, OID_802_11_CONFIGURATION, &config,
1911 sizeof(config));
1912}
1913
1914
1915static int rndis_iw_get_freq(struct net_device *dev,
1916 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1917{
524ad0a7 1918 struct usbnet *usbdev = netdev_priv(dev);
1e41e1d2 1919 struct ndis_80211_conf config;
bf164cc0
JK		 1920 int len, ret;
1921
1922 len = sizeof(config);
1923 ret = rndis_query_oid(usbdev, OID_802_11_CONFIGURATION, &config, &len);
1924 if (ret == 0)
461b3f2a 1925 dsconfig_to_freq(le32_to_cpu(config.ds_config), &wrqu->freq);
bf164cc0
JK		 1926
1927 devdbg(usbdev, "SIOCGIWFREQ: %d", wrqu->freq.m);
1928 return ret;
1929}
1930
1931
1932static int rndis_iw_get_txpower(struct net_device *dev,
1933 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1934{
524ad0a7 1935 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1936 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1937 __le32 tx_power;
1938 int ret = 0, len;
1939
1940 if (priv->radio_on) {
1941 if (priv->caps & CAP_SUPPORT_TXPOWER) {
1942 len = sizeof(tx_power);
1943 ret = rndis_query_oid(usbdev, OID_802_11_TX_POWER_LEVEL,
1944 &tx_power, &len);
1945 if (ret != 0)
1946 return ret;
1947 } else
1948 /* fake incase not supported */
1949 tx_power = cpu_to_le32(get_bcm4320_power(priv));
1950
1951 wrqu->txpower.flags = IW_TXPOW_MWATT;
1952 wrqu->txpower.value = le32_to_cpu(tx_power);
1953 wrqu->txpower.disabled = 0;
1954 } else {
1955 wrqu->txpower.flags = IW_TXPOW_MWATT;
1956 wrqu->txpower.value = 0;
1957 wrqu->txpower.disabled = 1;
1958 }
1959
1960 devdbg(usbdev, "SIOCGIWTXPOW: %d", wrqu->txpower.value);
1961
1962 return ret;
1963}
1964
1965
1966static int rndis_iw_set_txpower(struct net_device *dev,
1967 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1968{
524ad0a7 1969 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 1970 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
1971 __le32 tx_power = 0;
1972 int ret = 0;
1973
1974 if (!wrqu->txpower.disabled) {
1975 if (wrqu->txpower.flags == IW_TXPOW_MWATT)
1976 tx_power = cpu_to_le32(wrqu->txpower.value);
1977 else { /* wrqu->txpower.flags == IW_TXPOW_DBM */
1978 if (wrqu->txpower.value > 20)
1979 tx_power = cpu_to_le32(128);
1980 else if (wrqu->txpower.value < -43)
1981 tx_power = cpu_to_le32(127);
1982 else {
1983 signed char tmp;
1984 tmp = wrqu->txpower.value;
1985 tmp = -12 - tmp;
1986 tmp <<= 2;
1987 tx_power = cpu_to_le32((unsigned char)tmp);
1988 }
1989 }
1990 }
1991
1992 devdbg(usbdev, "SIOCSIWTXPOW: %d", le32_to_cpu(tx_power));
1993
1994 if (le32_to_cpu(tx_power) != 0) {
1995 if (priv->caps & CAP_SUPPORT_TXPOWER) {
1996 /* turn radio on first */
1997 if (!priv->radio_on)
1998 disassociate(usbdev, 1);
1999
2000 ret = rndis_set_oid(usbdev, OID_802_11_TX_POWER_LEVEL,
2001 &tx_power, sizeof(tx_power));
2002 if (ret != 0)
2003 ret = -EOPNOTSUPP;
2004 return ret;
2005 } else {
2006 /* txpower unsupported, just turn radio on */
2007 if (!priv->radio_on)
2008 return disassociate(usbdev, 1);
2009 return 0; /* all ready on */
2010 }
2011 }
2012
2013 /* tx_power == 0, turn off radio */
2014 return disassociate(usbdev, 0);
2015}
2016
2017
2018static int rndis_iw_get_rate(struct net_device *dev,
2019 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
2020{
524ad0a7 2021 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 2022 __le32 tmp;
2023 int ret, len;
2024
2025 len = sizeof(tmp);
2026 ret = rndis_query_oid(usbdev, OID_GEN_LINK_SPEED, &tmp, &len);
2027 if (ret == 0) {
2028 wrqu->bitrate.value = le32_to_cpu(tmp) * 100;
2029 wrqu->bitrate.disabled = 0;
2030 wrqu->bitrate.flags = 1;
2031 }
2032 return ret;
2033}
2034
2035
2036static int rndis_iw_set_mlme(struct net_device *dev,
2037 struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
2038{
524ad0a7 2039 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 2040 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
2041 struct iw_mlme *mlme = (struct iw_mlme *)extra;
2042 unsigned char bssid[ETH_ALEN];
2043
2044 get_bssid(usbdev, bssid);
2045
2046 if (memcmp(bssid, mlme->addr.sa_data, ETH_ALEN))
2047 return -EINVAL;
2048
2049 switch (mlme->cmd) {
2050 case IW_MLME_DEAUTH:
2051 return deauthenticate(usbdev);
2052 case IW_MLME_DISASSOC:
2053 return disassociate(usbdev, priv->radio_on);
2054 default:
2055 return -EOPNOTSUPP;
2056 }
2057
2058 return 0;
2059}
2060
2061
2062static struct iw_statistics *rndis_get_wireless_stats(struct net_device *dev)
2063{
524ad0a7 2064 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 2065 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
2066 unsigned long flags;
2067
2068 spin_lock_irqsave(&priv->stats_lock, flags);
2069 memcpy(&priv->iwstats, &priv->privstats, sizeof(priv->iwstats));
2070 spin_unlock_irqrestore(&priv->stats_lock, flags);
2071
2072 return &priv->iwstats;
2073}
2074
2075
2076#define IW_IOCTL(x) [(x) - SIOCSIWCOMMIT]
2077static const iw_handler rndis_iw_handler[] =
2078{
2079 IW_IOCTL(SIOCSIWCOMMIT) = rndis_iw_commit,
5c8fa4f7 2080 IW_IOCTL(SIOCGIWNAME) = (iw_handler) cfg80211_wext_giwname,
bf164cc0
JK		 2081 IW_IOCTL(SIOCSIWFREQ) = rndis_iw_set_freq,
2082 IW_IOCTL(SIOCGIWFREQ) = rndis_iw_get_freq,
964c1d41
JL		 2083 IW_IOCTL(SIOCSIWMODE) = (iw_handler) cfg80211_wext_siwmode,
2084 IW_IOCTL(SIOCGIWMODE) = (iw_handler) cfg80211_wext_giwmode,
4d2a369e 2085 IW_IOCTL(SIOCGIWRANGE) = (iw_handler) cfg80211_wext_giwrange,
bf164cc0
JK		 2086 IW_IOCTL(SIOCSIWAP) = rndis_iw_set_bssid,
2087 IW_IOCTL(SIOCGIWAP) = rndis_iw_get_bssid,
2088 IW_IOCTL(SIOCSIWSCAN) = rndis_iw_set_scan,
2089 IW_IOCTL(SIOCGIWSCAN) = rndis_iw_get_scan,
2090 IW_IOCTL(SIOCSIWESSID) = rndis_iw_set_essid,
2091 IW_IOCTL(SIOCGIWESSID) = rndis_iw_get_essid,
2092 IW_IOCTL(SIOCSIWNICKN) = rndis_iw_set_nick,
2093 IW_IOCTL(SIOCGIWNICKN) = rndis_iw_get_nick,
2094 IW_IOCTL(SIOCGIWRATE) = rndis_iw_get_rate,
2095 IW_IOCTL(SIOCSIWRTS) = rndis_iw_set_rts,
2096 IW_IOCTL(SIOCGIWRTS) = rndis_iw_get_rts,
2097 IW_IOCTL(SIOCSIWFRAG) = rndis_iw_set_frag,
2098 IW_IOCTL(SIOCGIWFRAG) = rndis_iw_get_frag,
2099 IW_IOCTL(SIOCSIWTXPOW) = rndis_iw_set_txpower,
2100 IW_IOCTL(SIOCGIWTXPOW) = rndis_iw_get_txpower,
2101 IW_IOCTL(SIOCSIWENCODE) = rndis_iw_set_encode,
2102 IW_IOCTL(SIOCSIWENCODEEXT) = rndis_iw_set_encode_ext,
2103 IW_IOCTL(SIOCSIWAUTH) = rndis_iw_set_auth,
2104 IW_IOCTL(SIOCGIWAUTH) = rndis_iw_get_auth,
2105 IW_IOCTL(SIOCSIWGENIE) = rndis_iw_set_genie,
2106 IW_IOCTL(SIOCGIWGENIE) = rndis_iw_get_genie,
2107 IW_IOCTL(SIOCSIWMLME) = rndis_iw_set_mlme,
2108};
2109
2110static const iw_handler rndis_wext_private_handler[] = {
2111};
2112
2113static const struct iw_priv_args rndis_wext_private_args[] = {
2114};
2115
2116
2117static const struct iw_handler_def rndis_iw_handlers = {
2118 .num_standard = ARRAY_SIZE(rndis_iw_handler),
2119 .num_private = ARRAY_SIZE(rndis_wext_private_handler),
2120 .num_private_args = ARRAY_SIZE(rndis_wext_private_args),
2121 .standard = (iw_handler *)rndis_iw_handler,
2122 .private = (iw_handler *)rndis_wext_private_handler,
2123 .private_args = (struct iw_priv_args *)rndis_wext_private_args,
2124 .get_wireless_stats = rndis_get_wireless_stats,
2125};
2126
2127
2128static void rndis_wext_worker(struct work_struct *work)
2129{
2130 struct rndis_wext_private *priv =
2131 container_of(work, struct rndis_wext_private, work);
2132 struct usbnet *usbdev = priv->usbdev;
2133 union iwreq_data evt;
2134 unsigned char bssid[ETH_ALEN];
4364623c
SA		 2135 struct ndis_80211_assoc_info *info;
2136 int assoc_size = sizeof(*info) + IW_CUSTOM_MAX + 32;
2137 int ret, offset;
bf164cc0 2138
6010ce07 2139 if (test_and_clear_bit(WORK_LINK_UP, &priv->work_pending)) {
5331b96c
JK		 2140 netif_carrier_on(usbdev->net);
2141
4364623c
SA		 2142 info = kzalloc(assoc_size, GFP_KERNEL);
2143 if (!info)
2144 goto get_bssid;
bf164cc0 2145
4364623c
SA		 2146 /* Get association info IEs from device and send them back to
2147 * userspace. */
2148 ret = get_association_info(usbdev, info, assoc_size);
2149 if (!ret) {
2150 evt.data.length = le32_to_cpu(info->req_ie_length);
2151 if (evt.data.length > 0) {
2152 offset = le32_to_cpu(info->offset_req_ies);
2153 wireless_send_event(usbdev->net,
2154 IWEVASSOCREQIE, &evt,
2155 (char *)info + offset);
2156 }
2157
2158 evt.data.length = le32_to_cpu(info->resp_ie_length);
2159 if (evt.data.length > 0) {
2160 offset = le32_to_cpu(info->offset_resp_ies);
2161 wireless_send_event(usbdev->net,
2162 IWEVASSOCRESPIE, &evt,
2163 (char *)info + offset);
2164 }
2165 }
2166
2167 kfree(info);
bf164cc0 2168
4364623c
SA		 2169get_bssid:
2170 ret = get_bssid(usbdev, bssid);
bf164cc0
JK		 2171 if (!ret) {
2172 evt.data.flags = 0;
2173 evt.data.length = 0;
2174 memcpy(evt.ap_addr.sa_data, bssid, ETH_ALEN);
2175 wireless_send_event(usbdev->net, SIOCGIWAP, &evt, NULL);
2176 }
2177 }
2178
6010ce07 2179 if (test_and_clear_bit(WORK_LINK_DOWN, &priv->work_pending)) {
5331b96c
JK		 2180 netif_carrier_off(usbdev->net);
2181
6010ce07
JK		 2182 evt.data.flags = 0;
2183 evt.data.length = 0;
2184 memset(evt.ap_addr.sa_data, 0, ETH_ALEN);
2185 wireless_send_event(usbdev->net, SIOCGIWAP, &evt, NULL);
2186 }
2187
bf164cc0
JK		 2188 if (test_and_clear_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending))
2189 set_multicast_list(usbdev);
2190}
2191
2192static void rndis_wext_set_multicast_list(struct net_device *dev)
2193{
524ad0a7 2194 struct usbnet *usbdev = netdev_priv(dev);
bf164cc0
JK		 2195 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
2196
a67edb9e
JK		 2197 if (test_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending))
2198 return;
2199
bf164cc0
JK		 2200 set_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending);
2201 queue_work(priv->workqueue, &priv->work);
2202}
2203
a19d7292 2204static void rndis_wext_link_change(struct usbnet *usbdev, int state)
bf164cc0 2205{
a19d7292 2206 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
bf164cc0 2207
6010ce07
JK		 2208 /* queue work to avoid recursive calls into rndis_command */
2209 set_bit(state ? WORK_LINK_UP : WORK_LINK_DOWN, &priv->work_pending);
2210 queue_work(priv->workqueue, &priv->work);
bf164cc0
JK		 2211}
2212
2213
a19d7292 2214static int rndis_wext_get_caps(struct usbnet *usbdev)
bf164cc0
JK		 2215{
2216 struct {
2217 __le32 num_items;
2218 __le32 items[8];
2219 } networks_supported;
2220 int len, retval, i, n;
2221 __le32 tx_power;
a19d7292 2222 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
bf164cc0
JK		 2223
2224 /* determine if supports setting txpower */
2225 len = sizeof(tx_power);
a19d7292
JK		 2226 retval = rndis_query_oid(usbdev, OID_802_11_TX_POWER_LEVEL, &tx_power,
2227 &len);
bf164cc0
JK		 2228 if (retval == 0 && le32_to_cpu(tx_power) != 0xFF)
2229 priv->caps |= CAP_SUPPORT_TXPOWER;
2230
2231 /* determine supported modes */
2232 len = sizeof(networks_supported);
a19d7292 2233 retval = rndis_query_oid(usbdev, OID_802_11_NETWORK_TYPES_SUPPORTED,
bf164cc0
JK		 2234 &networks_supported, &len);
2235 if (retval >= 0) {
2236 n = le32_to_cpu(networks_supported.num_items);
2237 if (n > 8)
2238 n = 8;
2239 for (i = 0; i < n; i++) {
2240 switch (le32_to_cpu(networks_supported.items[i])) {
1e41e1d2
JK		 2241 case ndis_80211_type_freq_hop:
2242 case ndis_80211_type_direct_seq:
bf164cc0
JK		 2243 priv->caps |= CAP_MODE_80211B;
2244 break;
1e41e1d2 2245 case ndis_80211_type_ofdm_a:
bf164cc0
JK		 2246 priv->caps |= CAP_MODE_80211A;
2247 break;
1e41e1d2 2248 case ndis_80211_type_ofdm_g:
bf164cc0
JK		 2249 priv->caps |= CAP_MODE_80211G;
2250 break;
2251 }
2252 }
bf164cc0
JK		 2253 }
2254
2255 return retval;
2256}
2257
2258
2259#define STATS_UPDATE_JIFFIES (HZ)
2260static void rndis_update_wireless_stats(struct work_struct *work)
2261{
2262 struct rndis_wext_private *priv =
2263 container_of(work, struct rndis_wext_private, stats_work.work);
2264 struct usbnet *usbdev = priv->usbdev;
2265 struct iw_statistics iwstats;
2266 __le32 rssi, tmp;
a97b1f3d 2267 int len, ret, j;
bf164cc0
JK		 2268 unsigned long flags;
2269 int update_jiffies = STATS_UPDATE_JIFFIES;
2270 void *buf;
2271
2272 spin_lock_irqsave(&priv->stats_lock, flags);
2273 memcpy(&iwstats, &priv->privstats, sizeof(iwstats));
2274 spin_unlock_irqrestore(&priv->stats_lock, flags);
2275
2276 /* only update stats when connected */
2277 if (!is_associated(usbdev)) {
2278 iwstats.qual.qual = 0;
2279 iwstats.qual.level = 0;
2280 iwstats.qual.updated = IW_QUAL_QUAL_UPDATED
2281 | IW_QUAL_LEVEL_UPDATED
2282 | IW_QUAL_NOISE_INVALID
2283 | IW_QUAL_QUAL_INVALID
2284 | IW_QUAL_LEVEL_INVALID;
2285 goto end;
2286 }
2287
2288 len = sizeof(rssi);
2289 ret = rndis_query_oid(usbdev, OID_802_11_RSSI, &rssi, &len);
2290
2291 devdbg(usbdev, "stats: OID_802_11_RSSI -> %d, rssi:%d", ret,
2292 le32_to_cpu(rssi));
2293 if (ret == 0) {
2294 memset(&iwstats.qual, 0, sizeof(iwstats.qual));
2295 iwstats.qual.qual = level_to_qual(le32_to_cpu(rssi));
4bd7f03e 2296 iwstats.qual.level = level_to_qual(le32_to_cpu(rssi));
bf164cc0
JK		 2297 iwstats.qual.updated = IW_QUAL_QUAL_UPDATED
2298 | IW_QUAL_LEVEL_UPDATED
2299 | IW_QUAL_NOISE_INVALID;
2300 }
2301
2302 memset(&iwstats.discard, 0, sizeof(iwstats.discard));
2303
2304 len = sizeof(tmp);
2305 ret = rndis_query_oid(usbdev, OID_GEN_XMIT_ERROR, &tmp, &len);
2306 if (ret == 0)
2307 iwstats.discard.misc += le32_to_cpu(tmp);
2308
2309 len = sizeof(tmp);
2310 ret = rndis_query_oid(usbdev, OID_GEN_RCV_ERROR, &tmp, &len);
2311 if (ret == 0)
2312 iwstats.discard.misc += le32_to_cpu(tmp);
2313
2314 len = sizeof(tmp);
2315 ret = rndis_query_oid(usbdev, OID_GEN_RCV_NO_BUFFER, &tmp, &len);
2316 if (ret == 0)
2317 iwstats.discard.misc += le32_to_cpu(tmp);
2318
a97b1f3d
JK		 2319 /* Workaround transfer stalls on poor quality links.
2320 * TODO: find right way to fix these stalls (as stalls do not happen
2321 * with ndiswrapper/windows driver). */
2322 if (iwstats.qual.qual <= 25) {
bf164cc0
JK		 2323 /* Decrease stats worker interval to catch stalls.
2324 * faster. Faster than 400-500ms causes packet loss,
2325 * Slower doesn't catch stalls fast enough.
2326 */
2327 j = msecs_to_jiffies(priv->param_workaround_interval);
2328 if (j > STATS_UPDATE_JIFFIES)
2329 j = STATS_UPDATE_JIFFIES;
2330 else if (j <= 0)
2331 j = 1;
2332 update_jiffies = j;
2333
2334 /* Send scan OID. Use of both OIDs is required to get device
2335 * working.
2336 */
35c26c2c 2337 tmp = cpu_to_le32(1);
bf164cc0
JK		 2338 rndis_set_oid(usbdev, OID_802_11_BSSID_LIST_SCAN, &tmp,
2339 sizeof(tmp));
2340
2341 len = CONTROL_BUFFER_SIZE;
2342 buf = kmalloc(len, GFP_KERNEL);
2343 if (!buf)
2344 goto end;
2345
2346 rndis_query_oid(usbdev, OID_802_11_BSSID_LIST, buf, &len);
2347 kfree(buf);
2348 }
2349end:
2350 spin_lock_irqsave(&priv->stats_lock, flags);
2351 memcpy(&priv->privstats, &iwstats, sizeof(iwstats));
2352 spin_unlock_irqrestore(&priv->stats_lock, flags);
2353
2354 if (update_jiffies >= HZ)
2355 update_jiffies = round_jiffies_relative(update_jiffies);
2356 else {
2357 j = round_jiffies_relative(update_jiffies);
2358 if (abs(j - update_jiffies) <= 10)
2359 update_jiffies = j;
2360 }
2361
2362 queue_delayed_work(priv->workqueue, &priv->stats_work, update_jiffies);
2363}
2364
2365
a19d7292 2366static int bcm4320_early_init(struct usbnet *usbdev)
bf164cc0 2367{
a19d7292 2368 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
bf164cc0
JK		 2369 char buf[8];
2370
2371 /* Early initialization settings, setting these won't have effect
2372 * if called after generic_rndis_bind().
2373 */
2374
2375 priv->param_country[0] = modparam_country[0];
2376 priv->param_country[1] = modparam_country[1];
2377 priv->param_country[2] = 0;
2378 priv->param_frameburst = modparam_frameburst;
2379 priv->param_afterburner = modparam_afterburner;
2380 priv->param_power_save = modparam_power_save;
2381 priv->param_power_output = modparam_power_output;
2382 priv->param_roamtrigger = modparam_roamtrigger;
2383 priv->param_roamdelta = modparam_roamdelta;
bf164cc0
JK		 2384
2385 priv->param_country[0] = toupper(priv->param_country[0]);
2386 priv->param_country[1] = toupper(priv->param_country[1]);
2387 /* doesn't support EU as country code, use FI instead */
2388 if (!strcmp(priv->param_country, "EU"))
2389 strcpy(priv->param_country, "FI");
2390
2391 if (priv->param_power_save < 0)
2392 priv->param_power_save = 0;
2393 else if (priv->param_power_save > 2)
2394 priv->param_power_save = 2;
2395
a7624837
JK		 2396 if (priv->param_power_output < 0)
2397 priv->param_power_output = 0;
2398 else if (priv->param_power_output > 3)
2399 priv->param_power_output = 3;
2400
bf164cc0
JK		 2401 if (priv->param_roamtrigger < -80)
2402 priv->param_roamtrigger = -80;
2403 else if (priv->param_roamtrigger > -60)
2404 priv->param_roamtrigger = -60;
2405
2406 if (priv->param_roamdelta < 0)
2407 priv->param_roamdelta = 0;
2408 else if (priv->param_roamdelta > 2)
2409 priv->param_roamdelta = 2;
2410
4d381ffb 2411 if (modparam_workaround_interval < 0)
bf164cc0 2412 priv->param_workaround_interval = 500;
4d381ffb
RK		 2413 else
2414 priv->param_workaround_interval = modparam_workaround_interval;
bf164cc0 2415
a19d7292
JK		 2416 rndis_set_config_parameter_str(usbdev, "Country", priv->param_country);
2417 rndis_set_config_parameter_str(usbdev, "FrameBursting",
bf164cc0 2418 priv->param_frameburst ? "1" : "0");
a19d7292 2419 rndis_set_config_parameter_str(usbdev, "Afterburner",
bf164cc0
JK		 2420 priv->param_afterburner ? "1" : "0");
2421 sprintf(buf, "%d", priv->param_power_save);
a19d7292 2422 rndis_set_config_parameter_str(usbdev, "PowerSaveMode", buf);
bf164cc0 2423 sprintf(buf, "%d", priv->param_power_output);
a19d7292 2424 rndis_set_config_parameter_str(usbdev, "PwrOut", buf);
bf164cc0 2425 sprintf(buf, "%d", priv->param_roamtrigger);
a19d7292 2426 rndis_set_config_parameter_str(usbdev, "RoamTrigger", buf);
bf164cc0 2427 sprintf(buf, "%d", priv->param_roamdelta);
a19d7292 2428 rndis_set_config_parameter_str(usbdev, "RoamDelta", buf);
bf164cc0
JK		 2429
2430 return 0;
2431}
2432
23d12e2b
DM		 2433/* same as rndis_netdev_ops but with local multicast handler */
2434static const struct net_device_ops rndis_wext_netdev_ops = {
2435 .ndo_open = usbnet_open,
2436 .ndo_stop = usbnet_stop,
2437 .ndo_start_xmit = usbnet_start_xmit,
2438 .ndo_tx_timeout = usbnet_tx_timeout,
2439 .ndo_set_mac_address = eth_mac_addr,
2440 .ndo_validate_addr = eth_validate_addr,
2441 .ndo_set_multicast_list = rndis_wext_set_multicast_list,
2442};
2443
bf164cc0 2444
a19d7292 2445static int rndis_wext_bind(struct usbnet *usbdev, struct usb_interface *intf)
bf164cc0 2446{
5c8fa4f7 2447 struct wiphy *wiphy;
bf164cc0
JK		 2448 struct rndis_wext_private *priv;
2449 int retval, len;
2450 __le32 tmp;
2451
5c8fa4f7
JL		 2452 /* allocate wiphy and rndis private data
2453 * NOTE: We only support a single virtual interface, so wiphy
2454 * and wireless_dev are somewhat synonymous for this device.
2455 */
2456 wiphy = wiphy_new(&rndis_config_ops, sizeof(struct rndis_wext_private));
2457 if (!wiphy)
bf164cc0
JK		 2458 return -ENOMEM;
2459
5c8fa4f7
JL		 2460 priv = wiphy_priv(wiphy);
2461 usbdev->net->ieee80211_ptr = &priv->wdev;
2462 priv->wdev.wiphy = wiphy;
2463 priv->wdev.iftype = NL80211_IFTYPE_STATION;
2464
bf164cc0
JK		 2465 /* These have to be initialized before calling generic_rndis_bind().
2466 * Otherwise we'll be in big trouble in rndis_wext_early_init().
2467 */
a19d7292 2468 usbdev->driver_priv = priv;
a19d7292
JK		 2469 usbdev->net->wireless_handlers = &rndis_iw_handlers;
2470 priv->usbdev = usbdev;
bf164cc0
JK		 2471
2472 mutex_init(&priv->command_lock);
2473 spin_lock_init(&priv->stats_lock);
2474
2475 /* try bind rndis_host */
a19d7292 2476 retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS);
bf164cc0
JK		 2477 if (retval < 0)
2478 goto fail;
2479
2480 /* generic_rndis_bind set packet filter to multicast_all+
2481 * promisc mode which doesn't work well for our devices (device
2482 * picks up rssi to closest station instead of to access point).
2483 *
2484 * rndis_host wants to avoid all OID as much as possible
2485 * so do promisc/multicast handling in rndis_wext.
2486 */
23d12e2b
DM		 2487 usbdev->net->netdev_ops = &rndis_wext_netdev_ops;
2488
bf164cc0 2489 tmp = RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST;
a19d7292 2490 retval = rndis_set_oid(usbdev, OID_GEN_CURRENT_PACKET_FILTER, &tmp,
bf164cc0
JK		 2491 sizeof(tmp));
2492
2493 len = sizeof(tmp);
a19d7292
JK		 2494 retval = rndis_query_oid(usbdev, OID_802_3_MAXIMUM_LIST_SIZE, &tmp,
2495 &len);
bf164cc0
JK		 2496 priv->multicast_size = le32_to_cpu(tmp);
2497 if (retval < 0 || priv->multicast_size < 0)
2498 priv->multicast_size = 0;
2499 if (priv->multicast_size > 0)
a19d7292 2500 usbdev->net->flags |= IFF_MULTICAST;
bf164cc0 2501 else
a19d7292 2502 usbdev->net->flags &= ~IFF_MULTICAST;
bf164cc0
JK		 2503
2504 priv->iwstats.qual.qual = 0;
2505 priv->iwstats.qual.level = 0;
2506 priv->iwstats.qual.updated = IW_QUAL_QUAL_UPDATED
2507 | IW_QUAL_LEVEL_UPDATED
2508 | IW_QUAL_NOISE_INVALID
2509 | IW_QUAL_QUAL_INVALID
2510 | IW_QUAL_LEVEL_INVALID;
2511
5c8fa4f7
JL		 2512 /* fill-out wiphy structure and register w/ cfg80211 */
2513 memcpy(wiphy->perm_addr, usbdev->net->dev_addr, ETH_ALEN);
2514 wiphy->privid = rndis_wiphy_privid;
2515 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
2516 | BIT(NL80211_IFTYPE_ADHOC);
2517 wiphy->max_scan_ssids = 1;
2518
2519 /* TODO: fill-out band information based on priv->caps */
a19d7292 2520 rndis_wext_get_caps(usbdev);
5c8fa4f7
JL		 2521
2522 memcpy(priv->channels, rndis_channels, sizeof(rndis_channels));
2523 memcpy(priv->rates, rndis_rates, sizeof(rndis_rates));
2524 priv->band.channels = priv->channels;
2525 priv->band.n_channels = ARRAY_SIZE(rndis_channels);
2526 priv->band.bitrates = priv->rates;
2527 priv->band.n_bitrates = ARRAY_SIZE(rndis_rates);
2528 wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
4d2a369e 2529 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
5c8fa4f7
JL		 2530
2531 set_wiphy_dev(wiphy, &usbdev->udev->dev);
2532
2533 if (wiphy_register(wiphy)) {
2534 wiphy_free(wiphy);
2535 return -ENODEV;
2536 }
2537
a19d7292 2538 set_default_iw_params(usbdev);
bf164cc0
JK		 2539
2540 /* turn radio on */
2541 priv->radio_on = 1;
a19d7292
JK		 2542 disassociate(usbdev, 1);
2543 netif_carrier_off(usbdev->net);
bf164cc0
JK		 2544
2545 /* because rndis_command() sleeps we need to use workqueue */
2546 priv->workqueue = create_singlethread_workqueue("rndis_wlan");
2547 INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats);
2548 queue_delayed_work(priv->workqueue, &priv->stats_work,
2549 round_jiffies_relative(STATS_UPDATE_JIFFIES));
2550 INIT_WORK(&priv->work, rndis_wext_worker);
2551
2552 return 0;
2553
2554fail:
2555 kfree(priv);
2556 return retval;
2557}
2558
2559
a19d7292 2560static void rndis_wext_unbind(struct usbnet *usbdev, struct usb_interface *intf)
bf164cc0 2561{
a19d7292 2562 struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev);
bf164cc0
JK		 2563
2564 /* turn radio off */
a19d7292 2565 disassociate(usbdev, 0);
bf164cc0
JK		 2566
2567 cancel_delayed_work_sync(&priv->stats_work);
2568 cancel_work_sync(&priv->work);
2569 flush_workqueue(priv->workqueue);
2570 destroy_workqueue(priv->workqueue);
2571
2572 if (priv && priv->wpa_ie_len)
2573 kfree(priv->wpa_ie);
bf164cc0 2574
a19d7292 2575 rndis_unbind(usbdev, intf);
5c8fa4f7
JL		 2576
2577 wiphy_unregister(priv->wdev.wiphy);
2578 wiphy_free(priv->wdev.wiphy);
bf164cc0
JK		 2579}
2580
2581
a19d7292 2582static int rndis_wext_reset(struct usbnet *usbdev)
bf164cc0 2583{
a19d7292 2584 return deauthenticate(usbdev);
bf164cc0
JK		 2585}
2586
2587
2588static const struct driver_info bcm4320b_info = {
2589 .description = "Wireless RNDIS device, BCM4320b based",
2590 .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT,
2591 .bind = rndis_wext_bind,
2592 .unbind = rndis_wext_unbind,
2593 .status = rndis_status,
2594 .rx_fixup = rndis_rx_fixup,
2595 .tx_fixup = rndis_tx_fixup,
2596 .reset = rndis_wext_reset,
2597 .early_init = bcm4320_early_init,
2598 .link_change = rndis_wext_link_change,
2599};
2600
2601static const struct driver_info bcm4320a_info = {
2602 .description = "Wireless RNDIS device, BCM4320a based",
2603 .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT,
2604 .bind = rndis_wext_bind,
2605 .unbind = rndis_wext_unbind,
2606 .status = rndis_status,
2607 .rx_fixup = rndis_rx_fixup,
2608 .tx_fixup = rndis_tx_fixup,
2609 .reset = rndis_wext_reset,
2610 .early_init = bcm4320_early_init,
2611 .link_change = rndis_wext_link_change,
2612};
2613
2614static const struct driver_info rndis_wext_info = {
2615 .description = "Wireless RNDIS device",
2616 .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT,
2617 .bind = rndis_wext_bind,
2618 .unbind = rndis_wext_unbind,
2619 .status = rndis_status,
2620 .rx_fixup = rndis_rx_fixup,
2621 .tx_fixup = rndis_tx_fixup,
2622 .reset = rndis_wext_reset,
2623 .early_init = bcm4320_early_init,
2624 .link_change = rndis_wext_link_change,
2625};
2626
2627/*-------------------------------------------------------------------------*/
2628
2629static const struct usb_device_id products [] = {
2630#define RNDIS_MASTER_INTERFACE \
2631 .bInterfaceClass = USB_CLASS_COMM, \
2632 .bInterfaceSubClass = 2 /* ACM */, \
2633 .bInterfaceProtocol = 0x0ff
2634
2635/* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom
2636 * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki.
2637 */
2638{
2639 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2640 | USB_DEVICE_ID_MATCH_DEVICE,
2641 .idVendor = 0x0411,
2642 .idProduct = 0x00bc, /* Buffalo WLI-U2-KG125S */
2643 RNDIS_MASTER_INTERFACE,
2644 .driver_info = (unsigned long) &bcm4320b_info,
2645}, {
2646 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2647 | USB_DEVICE_ID_MATCH_DEVICE,
2648 .idVendor = 0x0baf,
2649 .idProduct = 0x011b, /* U.S. Robotics USR5421 */
2650 RNDIS_MASTER_INTERFACE,
2651 .driver_info = (unsigned long) &bcm4320b_info,
2652}, {
2653 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2654 | USB_DEVICE_ID_MATCH_DEVICE,
2655 .idVendor = 0x050d,
2656 .idProduct = 0x011b, /* Belkin F5D7051 */
2657 RNDIS_MASTER_INTERFACE,
2658 .driver_info = (unsigned long) &bcm4320b_info,
2659}, {
2660 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2661 | USB_DEVICE_ID_MATCH_DEVICE,
2662 .idVendor = 0x1799, /* Belkin has two vendor ids */
2663 .idProduct = 0x011b, /* Belkin F5D7051 */
2664 RNDIS_MASTER_INTERFACE,
2665 .driver_info = (unsigned long) &bcm4320b_info,
2666}, {
2667 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2668 | USB_DEVICE_ID_MATCH_DEVICE,
2669 .idVendor = 0x13b1,
2670 .idProduct = 0x0014, /* Linksys WUSB54GSv2 */
2671 RNDIS_MASTER_INTERFACE,
2672 .driver_info = (unsigned long) &bcm4320b_info,
2673}, {
2674 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2675 | USB_DEVICE_ID_MATCH_DEVICE,
2676 .idVendor = 0x13b1,
2677 .idProduct = 0x0026, /* Linksys WUSB54GSC */
2678 RNDIS_MASTER_INTERFACE,
2679 .driver_info = (unsigned long) &bcm4320b_info,
2680}, {
2681 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2682 | USB_DEVICE_ID_MATCH_DEVICE,
2683 .idVendor = 0x0b05,
2684 .idProduct = 0x1717, /* Asus WL169gE */
2685 RNDIS_MASTER_INTERFACE,
2686 .driver_info = (unsigned long) &bcm4320b_info,
2687}, {
2688 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2689 | USB_DEVICE_ID_MATCH_DEVICE,
2690 .idVendor = 0x0a5c,
2691 .idProduct = 0xd11b, /* Eminent EM4045 */
2692 RNDIS_MASTER_INTERFACE,
2693 .driver_info = (unsigned long) &bcm4320b_info,
2694}, {
2695 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2696 | USB_DEVICE_ID_MATCH_DEVICE,
2697 .idVendor = 0x1690,
2698 .idProduct = 0x0715, /* BT Voyager 1055 */
2699 RNDIS_MASTER_INTERFACE,
2700 .driver_info = (unsigned long) &bcm4320b_info,
2701},
2702/* These devices have DriverVer < 4.xx.xx.xx and do not have any custom
2703 * parameters available, hardware probably contain older firmware version with
2704 * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki.
2705 */
2706{
2707 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2708 | USB_DEVICE_ID_MATCH_DEVICE,
2709 .idVendor = 0x13b1,
2710 .idProduct = 0x000e, /* Linksys WUSB54GSv1 */
2711 RNDIS_MASTER_INTERFACE,
2712 .driver_info = (unsigned long) &bcm4320a_info,
2713}, {
2714 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2715 | USB_DEVICE_ID_MATCH_DEVICE,
2716 .idVendor = 0x0baf,
2717 .idProduct = 0x0111, /* U.S. Robotics USR5420 */
2718 RNDIS_MASTER_INTERFACE,
2719 .driver_info = (unsigned long) &bcm4320a_info,
2720}, {
2721 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
2722 | USB_DEVICE_ID_MATCH_DEVICE,
2723 .idVendor = 0x0411,
2724 .idProduct = 0x004b, /* BUFFALO WLI-USB-G54 */
2725 RNDIS_MASTER_INTERFACE,
2726 .driver_info = (unsigned long) &bcm4320a_info,
2727},
2728/* Generic Wireless RNDIS devices that we don't have exact
2729 * idVendor/idProduct/chip yet.
2730 */
2731{
2732 /* RNDIS is MSFT's un-official variant of CDC ACM */
2733 USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff),
2734 .driver_info = (unsigned long) &rndis_wext_info,
2735}, {
2736 /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */
2737 USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1),
2738 .driver_info = (unsigned long) &rndis_wext_info,
2739},
2740 { }, // END
2741};
2742MODULE_DEVICE_TABLE(usb, products);
2743
2744static struct usb_driver rndis_wlan_driver = {
2745 .name = "rndis_wlan",
2746 .id_table = products,
2747 .probe = usbnet_probe,
2748 .disconnect = usbnet_disconnect,
2749 .suspend = usbnet_suspend,
2750 .resume = usbnet_resume,
2751};
2752
2753static int __init rndis_wlan_init(void)
2754{
2755 return usb_register(&rndis_wlan_driver);
2756}
2757module_init(rndis_wlan_init);
2758
2759static void __exit rndis_wlan_exit(void)
2760{
2761 usb_deregister(&rndis_wlan_driver);
2762}
2763module_exit(rndis_wlan_exit);
2764
2765MODULE_AUTHOR("Bjorge Dijkstra");
2766MODULE_AUTHOR("Jussi Kivilinna");
2767MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters");
2768MODULE_LICENSE("GPL");
2769
Clone of davem's net-next-2.6 tree