2 * Driver for RNDIS based wireless USB devices.
4 * Copyright (C) 2007 by Bjorge Dijkstra <bjd@jooz.net>
5 * Copyright (C) 2008 by Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
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.
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.
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
21 * Portions of this file are based on NDISwrapper project,
22 * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani
23 * http://ndiswrapper.sourceforge.net/
26 // #define DEBUG // error path messages, extra info
27 // #define VERBOSE // more; success messages
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>
40 #include <linux/ieee80211.h>
41 #include <linux/if_arp.h>
42 #include <linux/ctype.h>
43 #include <linux/spinlock.h>
44 #include <net/iw_handler.h>
45 #include <linux/usb/usbnet.h>
46 #include <linux/usb/rndis_host.h>
49 /* NOTE: All these are settings for Broadcom chipset */
50 static char modparam_country
[4] = "EU";
51 module_param_string(country
, modparam_country
, 4, 0444);
52 MODULE_PARM_DESC(country
, "Country code (ISO 3166-1 alpha-2), default: EU");
54 static int modparam_frameburst
= 1;
55 module_param_named(frameburst
, modparam_frameburst
, int, 0444);
56 MODULE_PARM_DESC(frameburst
, "enable frame bursting (default: on)");
58 static int modparam_afterburner
= 0;
59 module_param_named(afterburner
, modparam_afterburner
, int, 0444);
60 MODULE_PARM_DESC(afterburner
,
61 "enable afterburner aka '125 High Speed Mode' (default: off)");
63 static int modparam_power_save
= 0;
64 module_param_named(power_save
, modparam_power_save
, int, 0444);
65 MODULE_PARM_DESC(power_save
,
66 "set power save mode: 0=off, 1=on, 2=fast (default: off)");
68 static int modparam_power_output
= 3;
69 module_param_named(power_output
, modparam_power_output
, int, 0444);
70 MODULE_PARM_DESC(power_output
,
71 "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)");
73 static int modparam_roamtrigger
= -70;
74 module_param_named(roamtrigger
, modparam_roamtrigger
, int, 0444);
75 MODULE_PARM_DESC(roamtrigger
,
76 "set roaming dBm trigger: -80=optimize for distance, "
77 "-60=bandwidth (default: -70)");
79 static int modparam_roamdelta
= 1;
80 module_param_named(roamdelta
, modparam_roamdelta
, int, 0444);
81 MODULE_PARM_DESC(roamdelta
,
82 "set roaming tendency: 0=aggressive, 1=moderate, "
83 "2=conservative (default: moderate)");
85 static int modparam_workaround_interval
= 500;
86 module_param_named(workaround_interval
, modparam_workaround_interval
,
88 MODULE_PARM_DESC(workaround_interval
,
89 "set stall workaround interval in msecs (default: 500)");
92 /* various RNDIS OID defs */
93 #define OID_GEN_LINK_SPEED ccpu2(0x00010107)
94 #define OID_GEN_RNDIS_CONFIG_PARAMETER ccpu2(0x0001021b)
96 #define OID_GEN_XMIT_OK ccpu2(0x00020101)
97 #define OID_GEN_RCV_OK ccpu2(0x00020102)
98 #define OID_GEN_XMIT_ERROR ccpu2(0x00020103)
99 #define OID_GEN_RCV_ERROR ccpu2(0x00020104)
100 #define OID_GEN_RCV_NO_BUFFER ccpu2(0x00020105)
102 #define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101)
103 #define OID_802_3_CURRENT_ADDRESS ccpu2(0x01010102)
104 #define OID_802_3_MULTICAST_LIST ccpu2(0x01010103)
105 #define OID_802_3_MAXIMUM_LIST_SIZE ccpu2(0x01010104)
107 #define OID_802_11_BSSID ccpu2(0x0d010101)
108 #define OID_802_11_SSID ccpu2(0x0d010102)
109 #define OID_802_11_INFRASTRUCTURE_MODE ccpu2(0x0d010108)
110 #define OID_802_11_ADD_WEP ccpu2(0x0d010113)
111 #define OID_802_11_REMOVE_WEP ccpu2(0x0d010114)
112 #define OID_802_11_DISASSOCIATE ccpu2(0x0d010115)
113 #define OID_802_11_AUTHENTICATION_MODE ccpu2(0x0d010118)
114 #define OID_802_11_PRIVACY_FILTER ccpu2(0x0d010119)
115 #define OID_802_11_BSSID_LIST_SCAN ccpu2(0x0d01011a)
116 #define OID_802_11_ENCRYPTION_STATUS ccpu2(0x0d01011b)
117 #define OID_802_11_ADD_KEY ccpu2(0x0d01011d)
118 #define OID_802_11_REMOVE_KEY ccpu2(0x0d01011e)
119 #define OID_802_11_ASSOCIATION_INFORMATION ccpu2(0x0d01011f)
120 #define OID_802_11_PMKID ccpu2(0x0d010123)
121 #define OID_802_11_NETWORK_TYPES_SUPPORTED ccpu2(0x0d010203)
122 #define OID_802_11_NETWORK_TYPE_IN_USE ccpu2(0x0d010204)
123 #define OID_802_11_TX_POWER_LEVEL ccpu2(0x0d010205)
124 #define OID_802_11_RSSI ccpu2(0x0d010206)
125 #define OID_802_11_RSSI_TRIGGER ccpu2(0x0d010207)
126 #define OID_802_11_FRAGMENTATION_THRESHOLD ccpu2(0x0d010209)
127 #define OID_802_11_RTS_THRESHOLD ccpu2(0x0d01020a)
128 #define OID_802_11_SUPPORTED_RATES ccpu2(0x0d01020e)
129 #define OID_802_11_CONFIGURATION ccpu2(0x0d010211)
130 #define OID_802_11_BSSID_LIST ccpu2(0x0d010217)
133 /* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */
134 #define WL_NOISE -96 /* typical noise level in dBm */
135 #define WL_SIGMAX -32 /* typical maximum signal level in dBm */
138 /* Assume that Broadcom 4320 (only chipset at time of writing known to be
139 * based on wireless rndis) has default txpower of 13dBm.
140 * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications.
143 #define BCM4320_DEFAULT_TXPOWER 20
146 /* codes for "status" field of completion messages */
147 #define RNDIS_STATUS_ADAPTER_NOT_READY ccpu2(0xc0010011)
148 #define RNDIS_STATUS_ADAPTER_NOT_OPEN ccpu2(0xc0010012)
151 /* NDIS data structures. Taken from wpa_supplicant driver_ndis.c
152 * slightly modified for datatype endianess, etc
154 #define NDIS_802_11_LENGTH_SSID 32
155 #define NDIS_802_11_LENGTH_RATES 8
156 #define NDIS_802_11_LENGTH_RATES_EX 16
158 enum ndis_80211_net_type
{
159 ndis_80211_type_freq_hop
,
160 ndis_80211_type_direct_seq
,
161 ndis_80211_type_ofdm_a
,
162 ndis_80211_type_ofdm_g
165 enum ndis_80211_net_infra
{
166 ndis_80211_infra_adhoc
,
167 ndis_80211_infra_infra
,
168 ndis_80211_infra_auto_unknown
171 enum ndis_80211_auth_mode
{
172 ndis_80211_auth_open
,
173 ndis_80211_auth_shared
,
174 ndis_80211_auth_auto_switch
,
176 ndis_80211_auth_wpa_psk
,
177 ndis_80211_auth_wpa_none
,
178 ndis_80211_auth_wpa2
,
179 ndis_80211_auth_wpa2_psk
182 enum ndis_80211_encr_status
{
183 ndis_80211_encr_wep_enabled
,
184 ndis_80211_encr_disabled
,
185 ndis_80211_encr_wep_key_absent
,
186 ndis_80211_encr_not_supported
,
187 ndis_80211_encr_tkip_enabled
,
188 ndis_80211_encr_tkip_key_absent
,
189 ndis_80211_encr_ccmp_enabled
,
190 ndis_80211_encr_ccmp_key_absent
193 enum ndis_80211_priv_filter
{
194 ndis_80211_priv_accept_all
,
195 ndis_80211_priv_8021x_wep
198 struct ndis_80211_ssid
{
200 u8 essid
[NDIS_802_11_LENGTH_SSID
];
201 } __attribute__((packed
));
203 struct ndis_80211_conf_freq_hop
{
208 } __attribute__((packed
));
210 struct ndis_80211_conf
{
212 __le32 beacon_period
;
215 struct ndis_80211_conf_freq_hop fh_config
;
216 } __attribute__((packed
));
218 struct ndis_80211_bssid_ex
{
222 struct ndis_80211_ssid ssid
;
226 struct ndis_80211_conf config
;
228 u8 rates
[NDIS_802_11_LENGTH_RATES_EX
];
231 } __attribute__((packed
));
233 struct ndis_80211_bssid_list_ex
{
235 struct ndis_80211_bssid_ex bssid
[0];
236 } __attribute__((packed
));
238 struct ndis_80211_fixed_ies
{
240 __le16 beacon_interval
;
242 } __attribute__((packed
));
244 struct ndis_80211_wep_key
{
249 } __attribute__((packed
));
251 struct ndis_80211_key
{
259 } __attribute__((packed
));
261 struct ndis_80211_remove_key
{
265 } __attribute__((packed
));
267 struct ndis_config_param
{
273 } __attribute__((packed
));
275 struct ndis_80211_assoc_info
{
280 __le16 listen_interval
;
281 u8 cur_ap_address
[6];
283 __le32 req_ie_length
;
284 __le32 offset_req_ies
;
291 __le32 resp_ie_length
;
292 __le32 offset_resp_ies
;
293 } __attribute__((packed
));
295 /* these have to match what is in wpa_supplicant */
296 enum wpa_alg
{ WPA_ALG_NONE
, WPA_ALG_WEP
, WPA_ALG_TKIP
, WPA_ALG_CCMP
};
297 enum wpa_cipher
{ CIPHER_NONE
, CIPHER_WEP40
, CIPHER_TKIP
, CIPHER_CCMP
,
299 enum wpa_key_mgmt
{ KEY_MGMT_802_1X
, KEY_MGMT_PSK
, KEY_MGMT_NONE
,
300 KEY_MGMT_802_1X_NO_WPA
, KEY_MGMT_WPA_NONE
};
305 #define NET_TYPE_11FB 0
307 #define CAP_MODE_80211A 1
308 #define CAP_MODE_80211B 2
309 #define CAP_MODE_80211G 4
310 #define CAP_MODE_MASK 7
311 #define CAP_SUPPORT_TXPOWER 8
313 #define WORK_LINK_UP (1<<0)
314 #define WORK_LINK_DOWN (1<<1)
315 #define WORK_SET_MULTICAST_LIST (1<<2)
317 #define COMMAND_BUFFER_SIZE (CONTROL_BUFFER_SIZE + sizeof(struct rndis_set))
319 /* RNDIS device private data */
320 struct rndis_wext_private
{
323 struct usbnet
*usbdev
;
325 struct workqueue_struct
*workqueue
;
326 struct delayed_work stats_work
;
327 struct work_struct work
;
328 struct mutex command_lock
;
329 spinlock_t stats_lock
;
330 unsigned long work_pending
;
332 struct iw_statistics iwstats
;
333 struct iw_statistics privstats
;
341 /* module parameters */
342 char param_country
[4];
343 int param_frameburst
;
344 int param_afterburner
;
345 int param_power_save
;
346 int param_power_output
;
347 int param_roamtrigger
;
349 u32 param_workaround_interval
;
354 struct ndis_80211_ssid essid
;
356 /* encryption stuff */
357 int encr_tx_key_index
;
358 char encr_keys
[4][32];
366 int wpa_cipher_group
;
368 u8 command_buffer
[COMMAND_BUFFER_SIZE
];
372 static const int freq_chan
[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
373 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
375 static const int rates_80211g
[8] = { 6, 9, 12, 18, 24, 36, 48, 54 };
377 static const int bcm4320_power_output
[4] = { 25, 50, 75, 100 };
379 static const unsigned char zero_bssid
[ETH_ALEN
] = {0,};
380 static const unsigned char ffff_bssid
[ETH_ALEN
] = { 0xff, 0xff, 0xff,
384 static struct rndis_wext_private
*get_rndis_wext_priv(struct usbnet
*dev
)
386 return (struct rndis_wext_private
*)dev
->driver_priv
;
390 static u32
get_bcm4320_power(struct rndis_wext_private
*priv
)
392 return BCM4320_DEFAULT_TXPOWER
*
393 bcm4320_power_output
[priv
->param_power_output
] / 100;
397 /* translate error code */
398 static int rndis_error_status(__le32 rndis_status
)
401 switch (rndis_status
) {
402 case RNDIS_STATUS_SUCCESS
:
405 case RNDIS_STATUS_FAILURE
:
406 case RNDIS_STATUS_INVALID_DATA
:
409 case RNDIS_STATUS_NOT_SUPPORTED
:
412 case RNDIS_STATUS_ADAPTER_NOT_READY
:
413 case RNDIS_STATUS_ADAPTER_NOT_OPEN
:
421 static int rndis_query_oid(struct usbnet
*dev
, __le32 oid
, void *data
, int *len
)
423 struct rndis_wext_private
*priv
= get_rndis_wext_priv(dev
);
426 struct rndis_msg_hdr
*header
;
427 struct rndis_query
*get
;
428 struct rndis_query_c
*get_c
;
432 buflen
= *len
+ sizeof(*u
.get
);
433 if (buflen
< CONTROL_BUFFER_SIZE
)
434 buflen
= CONTROL_BUFFER_SIZE
;
436 if (buflen
> COMMAND_BUFFER_SIZE
) {
437 u
.buf
= kmalloc(buflen
, GFP_KERNEL
);
441 u
.buf
= priv
->command_buffer
;
444 mutex_lock(&priv
->command_lock
);
446 memset(u
.get
, 0, sizeof *u
.get
);
447 u
.get
->msg_type
= RNDIS_MSG_QUERY
;
448 u
.get
->msg_len
= ccpu2(sizeof *u
.get
);
451 ret
= rndis_command(dev
, u
.header
, buflen
);
453 ret
= le32_to_cpu(u
.get_c
->len
);
454 *len
= (*len
> ret
) ? ret
: *len
;
455 memcpy(data
, u
.buf
+ le32_to_cpu(u
.get_c
->offset
) + 8, *len
);
456 ret
= rndis_error_status(u
.get_c
->status
);
459 mutex_unlock(&priv
->command_lock
);
461 if (u
.buf
!= priv
->command_buffer
)
467 static int rndis_set_oid(struct usbnet
*dev
, __le32 oid
, void *data
, int len
)
469 struct rndis_wext_private
*priv
= get_rndis_wext_priv(dev
);
472 struct rndis_msg_hdr
*header
;
473 struct rndis_set
*set
;
474 struct rndis_set_c
*set_c
;
478 buflen
= len
+ sizeof(*u
.set
);
479 if (buflen
< CONTROL_BUFFER_SIZE
)
480 buflen
= CONTROL_BUFFER_SIZE
;
482 if (buflen
> COMMAND_BUFFER_SIZE
) {
483 u
.buf
= kmalloc(buflen
, GFP_KERNEL
);
487 u
.buf
= priv
->command_buffer
;
490 mutex_lock(&priv
->command_lock
);
492 memset(u
.set
, 0, sizeof *u
.set
);
493 u
.set
->msg_type
= RNDIS_MSG_SET
;
494 u
.set
->msg_len
= cpu_to_le32(sizeof(*u
.set
) + len
);
496 u
.set
->len
= cpu_to_le32(len
);
497 u
.set
->offset
= ccpu2(sizeof(*u
.set
) - 8);
498 u
.set
->handle
= ccpu2(0);
499 memcpy(u
.buf
+ sizeof(*u
.set
), data
, len
);
501 ret
= rndis_command(dev
, u
.header
, buflen
);
503 ret
= rndis_error_status(u
.set_c
->status
);
505 mutex_unlock(&priv
->command_lock
);
507 if (u
.buf
!= priv
->command_buffer
)
514 * Specs say that we can only set config parameters only soon after device
516 * value_type: 0 = u32, 2 = unicode string
518 static int rndis_set_config_parameter(struct usbnet
*dev
, char *param
,
519 int value_type
, void *value
)
521 struct ndis_config_param
*infobuf
;
522 int value_len
, info_len
, param_len
, ret
, i
;
527 value_len
= sizeof(__le32
);
528 else if (value_type
== 2)
529 value_len
= strlen(value
) * sizeof(__le16
);
533 param_len
= strlen(param
) * sizeof(__le16
);
534 info_len
= sizeof(*infobuf
) + param_len
+ value_len
;
539 infobuf
= kmalloc(info_len
, GFP_KERNEL
);
545 /* extra 12 bytes are for padding (debug output) */
546 memset(infobuf
, 0xCC, info_len
+ 12);
550 devdbg(dev
, "setting config parameter: %s, value: %s",
553 devdbg(dev
, "setting config parameter: %s, value: %d",
554 param
, *(u32
*)value
);
556 infobuf
->name_offs
= cpu_to_le32(sizeof(*infobuf
));
557 infobuf
->name_length
= cpu_to_le32(param_len
);
558 infobuf
->type
= cpu_to_le32(value_type
);
559 infobuf
->value_offs
= cpu_to_le32(sizeof(*infobuf
) + param_len
);
560 infobuf
->value_length
= cpu_to_le32(value_len
);
562 /* simple string to unicode string conversion */
563 unibuf
= (void *)infobuf
+ sizeof(*infobuf
);
564 for (i
= 0; i
< param_len
/ sizeof(__le16
); i
++)
565 unibuf
[i
] = cpu_to_le16(param
[i
]);
567 if (value_type
== 2) {
568 unibuf
= (void *)infobuf
+ sizeof(*infobuf
) + param_len
;
569 for (i
= 0; i
< value_len
/ sizeof(__le16
); i
++)
570 unibuf
[i
] = cpu_to_le16(((u8
*)value
)[i
]);
572 dst_value
= (void *)infobuf
+ sizeof(*infobuf
) + param_len
;
573 *dst_value
= cpu_to_le32(*(u32
*)value
);
577 devdbg(dev
, "info buffer (len: %d):", info_len
);
578 for (i
= 0; i
< info_len
; i
+= 12) {
579 u32
*tmp
= (u32
*)((u8
*)infobuf
+ i
);
580 devdbg(dev
, "%08X:%08X:%08X",
583 cpu_to_be32(tmp
[2]));
587 ret
= rndis_set_oid(dev
, OID_GEN_RNDIS_CONFIG_PARAMETER
,
590 devdbg(dev
, "setting rndis config paramater failed, %d.", ret
);
596 static int rndis_set_config_parameter_str(struct usbnet
*dev
,
597 char *param
, char *value
)
599 return(rndis_set_config_parameter(dev
, param
, 2, value
));
602 /*static int rndis_set_config_parameter_u32(struct usbnet *dev,
603 char *param, u32 value)
605 return(rndis_set_config_parameter(dev, param, 0, &value));
610 * data conversion functions
612 static int level_to_qual(int level
)
614 int qual
= 100 * (level
- WL_NOISE
) / (WL_SIGMAX
- WL_NOISE
);
615 return qual
>= 0 ? (qual
<= 100 ? qual
: 100) : 0;
619 static void dsconfig_to_freq(unsigned int dsconfig
, struct iw_freq
*freq
)
625 /* see comment in wireless.h above the "struct iw_freq"
626 * definition for an explanation of this if
627 * NOTE: 1000000 is due to the kHz
629 if (dsconfig
> 1000000) {
630 freq
->m
= dsconfig
/ 10;
635 /* convert from kHz to Hz */
640 static int freq_to_dsconfig(struct iw_freq
*freq
, unsigned int *dsconfig
)
642 if (freq
->m
< 1000 && freq
->e
== 0) {
643 if (freq
->m
>= 1 && freq
->m
<= ARRAY_SIZE(freq_chan
))
644 *dsconfig
= freq_chan
[freq
->m
- 1] * 1000;
650 for (i
= freq
->e
; i
> 0; i
--)
663 add_wep_key(struct usbnet
*usbdev
, char *key
, int key_len
, int index
);
665 static int get_essid(struct usbnet
*usbdev
, struct ndis_80211_ssid
*ssid
)
670 ret
= rndis_query_oid(usbdev
, OID_802_11_SSID
, ssid
, &len
);
677 unsigned char tmp
[NDIS_802_11_LENGTH_SSID
+ 1];
679 memcpy(tmp
, ssid
->essid
, le32_to_cpu(ssid
->length
));
680 tmp
[le32_to_cpu(ssid
->length
)] = 0;
681 devdbg(usbdev
, "get_essid: '%s', ret: %d", tmp
, ret
);
688 static int set_essid(struct usbnet
*usbdev
, struct ndis_80211_ssid
*ssid
)
690 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
693 ret
= rndis_set_oid(usbdev
, OID_802_11_SSID
, ssid
, sizeof(*ssid
));
695 memcpy(&priv
->essid
, ssid
, sizeof(priv
->essid
));
697 devdbg(usbdev
, "set_essid: radio_on = 1");
704 static int get_bssid(struct usbnet
*usbdev
, u8 bssid
[ETH_ALEN
])
709 ret
= rndis_query_oid(usbdev
, OID_802_11_BSSID
, bssid
, &len
);
712 memset(bssid
, 0, ETH_ALEN
);
717 static int get_association_info(struct usbnet
*usbdev
,
718 struct ndis_80211_assoc_info
*info
, int len
)
720 return rndis_query_oid(usbdev
, OID_802_11_ASSOCIATION_INFORMATION
,
724 static int is_associated(struct usbnet
*usbdev
)
729 ret
= get_bssid(usbdev
, bssid
);
731 return(ret
== 0 && memcmp(bssid
, zero_bssid
, ETH_ALEN
) != 0);
735 static int disassociate(struct usbnet
*usbdev
, int reset_ssid
)
737 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
738 struct ndis_80211_ssid ssid
;
741 if (priv
->radio_on
) {
742 ret
= rndis_set_oid(usbdev
, OID_802_11_DISASSOCIATE
, NULL
, 0);
745 devdbg(usbdev
, "disassociate: radio_on = 0");
752 /* disassociate causes radio to be turned off; if reset_ssid
753 * is given, set random ssid to enable radio */
755 ssid
.length
= cpu_to_le32(sizeof(ssid
.essid
));
756 get_random_bytes(&ssid
.essid
[2], sizeof(ssid
.essid
)-2);
758 ssid
.essid
[1] = 0xff;
759 for (i
= 2; i
< sizeof(ssid
.essid
); i
++)
760 ssid
.essid
[i
] = 0x1 + (ssid
.essid
[i
] * 0xfe / 0xff);
761 ret
= set_essid(usbdev
, &ssid
);
767 static int set_auth_mode(struct usbnet
*usbdev
, int wpa_version
, int authalg
)
769 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
773 devdbg(usbdev
, "set_auth_mode: wpa_version=0x%x authalg=0x%x "
774 "keymgmt=0x%x", wpa_version
, authalg
, priv
->wpa_keymgmt
);
776 if (wpa_version
& IW_AUTH_WPA_VERSION_WPA2
) {
777 if (priv
->wpa_keymgmt
& IW_AUTH_KEY_MGMT_802_1X
)
778 auth_mode
= ndis_80211_auth_wpa2
;
780 auth_mode
= ndis_80211_auth_wpa2_psk
;
781 } else if (wpa_version
& IW_AUTH_WPA_VERSION_WPA
) {
782 if (priv
->wpa_keymgmt
& IW_AUTH_KEY_MGMT_802_1X
)
783 auth_mode
= ndis_80211_auth_wpa
;
784 else if (priv
->wpa_keymgmt
& IW_AUTH_KEY_MGMT_PSK
)
785 auth_mode
= ndis_80211_auth_wpa_psk
;
787 auth_mode
= ndis_80211_auth_wpa_none
;
788 } else if (authalg
& IW_AUTH_ALG_SHARED_KEY
) {
789 if (authalg
& IW_AUTH_ALG_OPEN_SYSTEM
)
790 auth_mode
= ndis_80211_auth_auto_switch
;
792 auth_mode
= ndis_80211_auth_shared
;
794 auth_mode
= ndis_80211_auth_open
;
796 tmp
= cpu_to_le32(auth_mode
);
797 ret
= rndis_set_oid(usbdev
, OID_802_11_AUTHENTICATION_MODE
, &tmp
,
800 devwarn(usbdev
, "setting auth mode failed (%08X)", ret
);
804 priv
->wpa_version
= wpa_version
;
805 priv
->wpa_authalg
= authalg
;
810 static int set_priv_filter(struct usbnet
*usbdev
)
812 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
815 devdbg(usbdev
, "set_priv_filter: wpa_version=0x%x", priv
->wpa_version
);
817 if (priv
->wpa_version
& IW_AUTH_WPA_VERSION_WPA2
||
818 priv
->wpa_version
& IW_AUTH_WPA_VERSION_WPA
)
819 tmp
= cpu_to_le32(ndis_80211_priv_8021x_wep
);
821 tmp
= cpu_to_le32(ndis_80211_priv_accept_all
);
823 return rndis_set_oid(usbdev
, OID_802_11_PRIVACY_FILTER
, &tmp
,
828 static int set_encr_mode(struct usbnet
*usbdev
, int pairwise
, int groupwise
)
830 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
834 devdbg(usbdev
, "set_encr_mode: cipher_pair=0x%x cipher_group=0x%x",
838 if (pairwise
& IW_AUTH_CIPHER_CCMP
)
839 encr_mode
= ndis_80211_encr_ccmp_enabled
;
840 else if (pairwise
& IW_AUTH_CIPHER_TKIP
)
841 encr_mode
= ndis_80211_encr_tkip_enabled
;
843 (IW_AUTH_CIPHER_WEP40
| IW_AUTH_CIPHER_WEP104
))
844 encr_mode
= ndis_80211_encr_wep_enabled
;
845 else if (groupwise
& IW_AUTH_CIPHER_CCMP
)
846 encr_mode
= ndis_80211_encr_ccmp_enabled
;
847 else if (groupwise
& IW_AUTH_CIPHER_TKIP
)
848 encr_mode
= ndis_80211_encr_tkip_enabled
;
850 encr_mode
= ndis_80211_encr_disabled
;
852 tmp
= cpu_to_le32(encr_mode
);
853 ret
= rndis_set_oid(usbdev
, OID_802_11_ENCRYPTION_STATUS
, &tmp
,
856 devwarn(usbdev
, "setting encr mode failed (%08X)", ret
);
860 priv
->wpa_cipher_pair
= pairwise
;
861 priv
->wpa_cipher_group
= groupwise
;
866 static int set_assoc_params(struct usbnet
*usbdev
)
868 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
870 set_auth_mode(usbdev
, priv
->wpa_version
, priv
->wpa_authalg
);
871 set_priv_filter(usbdev
);
872 set_encr_mode(usbdev
, priv
->wpa_cipher_pair
, priv
->wpa_cipher_group
);
878 static int set_infra_mode(struct usbnet
*usbdev
, int mode
)
880 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
884 devdbg(usbdev
, "set_infra_mode: infra_mode=0x%x", priv
->infra_mode
);
886 tmp
= cpu_to_le32(mode
);
887 ret
= rndis_set_oid(usbdev
, OID_802_11_INFRASTRUCTURE_MODE
, &tmp
,
890 devwarn(usbdev
, "setting infra mode failed (%08X)", ret
);
894 /* NDIS drivers clear keys when infrastructure mode is
895 * changed. But Linux tools assume otherwise. So set the
897 if (priv
->wpa_keymgmt
== 0 ||
898 priv
->wpa_keymgmt
== IW_AUTH_KEY_MGMT_802_1X
) {
899 for (i
= 0; i
< 4; i
++) {
900 if (priv
->encr_key_len
[i
] > 0)
901 add_wep_key(usbdev
, priv
->encr_keys
[i
],
902 priv
->encr_key_len
[i
], i
);
906 priv
->infra_mode
= mode
;
911 static void set_default_iw_params(struct usbnet
*usbdev
)
913 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
915 priv
->wpa_keymgmt
= 0;
916 priv
->wpa_version
= 0;
918 set_infra_mode(usbdev
, ndis_80211_infra_infra
);
919 set_auth_mode(usbdev
, IW_AUTH_WPA_VERSION_DISABLED
,
920 IW_AUTH_ALG_OPEN_SYSTEM
);
921 set_priv_filter(usbdev
);
922 set_encr_mode(usbdev
, IW_AUTH_CIPHER_NONE
, IW_AUTH_CIPHER_NONE
);
926 static int deauthenticate(struct usbnet
*usbdev
)
930 ret
= disassociate(usbdev
, 1);
931 set_default_iw_params(usbdev
);
936 /* index must be 0 - N, as per NDIS */
937 static int add_wep_key(struct usbnet
*usbdev
, char *key
, int key_len
, int index
)
939 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
940 struct ndis_80211_wep_key ndis_key
;
943 if (key_len
<= 0 || key_len
> 32 || index
< 0 || index
>= 4)
946 memset(&ndis_key
, 0, sizeof(ndis_key
));
948 ndis_key
.size
= cpu_to_le32(sizeof(ndis_key
));
949 ndis_key
.length
= cpu_to_le32(key_len
);
950 ndis_key
.index
= cpu_to_le32(index
);
951 memcpy(&ndis_key
.material
, key
, key_len
);
953 if (index
== priv
->encr_tx_key_index
) {
954 ndis_key
.index
|= cpu_to_le32(1 << 31);
955 ret
= set_encr_mode(usbdev
, IW_AUTH_CIPHER_WEP104
,
956 IW_AUTH_CIPHER_NONE
);
958 devwarn(usbdev
, "encryption couldn't be enabled (%08X)",
962 ret
= rndis_set_oid(usbdev
, OID_802_11_ADD_WEP
, &ndis_key
,
965 devwarn(usbdev
, "adding encryption key %d failed (%08X)",
970 priv
->encr_key_len
[index
] = key_len
;
971 memcpy(&priv
->encr_keys
[index
], key
, key_len
);
977 /* remove_key is for both wep and wpa */
978 static int remove_key(struct usbnet
*usbdev
, int index
, u8 bssid
[ETH_ALEN
])
980 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
981 struct ndis_80211_remove_key remove_key
;
985 if (priv
->encr_key_len
[index
] == 0)
988 priv
->encr_key_len
[index
] = 0;
989 memset(&priv
->encr_keys
[index
], 0, sizeof(priv
->encr_keys
[index
]));
991 if (priv
->wpa_cipher_pair
== IW_AUTH_CIPHER_TKIP
||
992 priv
->wpa_cipher_pair
== IW_AUTH_CIPHER_CCMP
||
993 priv
->wpa_cipher_group
== IW_AUTH_CIPHER_TKIP
||
994 priv
->wpa_cipher_group
== IW_AUTH_CIPHER_CCMP
) {
995 remove_key
.size
= cpu_to_le32(sizeof(remove_key
));
996 remove_key
.index
= cpu_to_le32(index
);
999 if (memcmp(bssid
, ffff_bssid
, ETH_ALEN
) != 0)
1000 remove_key
.index
|= cpu_to_le32(1 << 30);
1001 memcpy(remove_key
.bssid
, bssid
,
1002 sizeof(remove_key
.bssid
));
1004 memset(remove_key
.bssid
, 0xff,
1005 sizeof(remove_key
.bssid
));
1007 ret
= rndis_set_oid(usbdev
, OID_802_11_REMOVE_KEY
, &remove_key
,
1008 sizeof(remove_key
));
1012 keyindex
= cpu_to_le32(index
);
1013 ret
= rndis_set_oid(usbdev
, OID_802_11_REMOVE_WEP
, &keyindex
,
1017 "removing encryption key %d failed (%08X)",
1023 /* if it is transmit key, disable encryption */
1024 if (index
== priv
->encr_tx_key_index
)
1025 set_encr_mode(usbdev
, IW_AUTH_CIPHER_NONE
, IW_AUTH_CIPHER_NONE
);
1031 static void set_multicast_list(struct usbnet
*usbdev
)
1033 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1034 struct dev_mc_list
*mclist
;
1039 filter
= RNDIS_PACKET_TYPE_DIRECTED
| RNDIS_PACKET_TYPE_BROADCAST
;
1041 if (usbdev
->net
->flags
& IFF_PROMISC
) {
1042 filter
|= RNDIS_PACKET_TYPE_PROMISCUOUS
|
1043 RNDIS_PACKET_TYPE_ALL_LOCAL
;
1044 } else if (usbdev
->net
->flags
& IFF_ALLMULTI
||
1045 usbdev
->net
->mc_count
> priv
->multicast_size
) {
1046 filter
|= RNDIS_PACKET_TYPE_ALL_MULTICAST
;
1047 } else if (usbdev
->net
->mc_count
> 0) {
1048 size
= min(priv
->multicast_size
, usbdev
->net
->mc_count
);
1049 buf
= kmalloc(size
* ETH_ALEN
, GFP_KERNEL
);
1052 "couldn't alloc %d bytes of memory",
1057 mclist
= usbdev
->net
->mc_list
;
1058 for (i
= 0; i
< size
&& mclist
; mclist
= mclist
->next
) {
1059 if (mclist
->dmi_addrlen
!= ETH_ALEN
)
1062 memcpy(buf
+ i
* ETH_ALEN
, mclist
->dmi_addr
, ETH_ALEN
);
1066 ret
= rndis_set_oid(usbdev
, OID_802_3_MULTICAST_LIST
, buf
,
1068 if (ret
== 0 && i
> 0)
1069 filter
|= RNDIS_PACKET_TYPE_MULTICAST
;
1071 filter
|= RNDIS_PACKET_TYPE_ALL_MULTICAST
;
1073 devdbg(usbdev
, "OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d",
1074 i
, priv
->multicast_size
, ret
);
1079 ret
= rndis_set_oid(usbdev
, OID_GEN_CURRENT_PACKET_FILTER
, &filter
,
1082 devwarn(usbdev
, "couldn't set packet filter: %08x",
1083 le32_to_cpu(filter
));
1086 devdbg(usbdev
, "OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d",
1087 le32_to_cpu(filter
), ret
);
1092 * wireless extension handlers
1095 static int rndis_iw_commit(struct net_device
*dev
,
1096 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1103 static int rndis_iw_get_range(struct net_device
*dev
,
1104 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1106 struct iw_range
*range
= (struct iw_range
*)extra
;
1107 struct usbnet
*usbdev
= netdev_priv(dev
);
1108 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1109 int len
, ret
, i
, j
, num
, has_80211g_rates
;
1113 devdbg(usbdev
, "SIOCGIWRANGE");
1115 /* clear iw_range struct */
1116 memset(range
, 0, sizeof(*range
));
1117 wrqu
->data
.length
= sizeof(*range
);
1119 range
->txpower_capa
= IW_TXPOW_MWATT
;
1120 range
->num_txpower
= 1;
1121 if (priv
->caps
& CAP_SUPPORT_TXPOWER
) {
1122 len
= sizeof(tx_power
);
1123 ret
= rndis_query_oid(usbdev
, OID_802_11_TX_POWER_LEVEL
,
1125 if (ret
== 0 && le32_to_cpu(tx_power
) != 0xFF)
1126 range
->txpower
[0] = le32_to_cpu(tx_power
);
1128 range
->txpower
[0] = get_bcm4320_power(priv
);
1130 range
->txpower
[0] = get_bcm4320_power(priv
);
1132 len
= sizeof(rates
);
1133 ret
= rndis_query_oid(usbdev
, OID_802_11_SUPPORTED_RATES
, &rates
,
1135 has_80211g_rates
= 0;
1138 for (i
= 0; i
< len
; i
++) {
1141 range
->bitrate
[j
] = (rates
[i
] & 0x7f) * 500000;
1142 /* check for non 802.11b rates */
1143 if (range
->bitrate
[j
] == 6000000 ||
1144 range
->bitrate
[j
] == 9000000 ||
1145 (range
->bitrate
[j
] >= 12000000 &&
1146 range
->bitrate
[j
] != 22000000))
1147 has_80211g_rates
= 1;
1150 range
->num_bitrates
= j
;
1152 range
->num_bitrates
= 0;
1154 /* fill in 802.11g rates */
1155 if (has_80211g_rates
) {
1156 num
= range
->num_bitrates
;
1157 for (i
= 0; i
< ARRAY_SIZE(rates_80211g
); i
++) {
1158 for (j
= 0; j
< num
; j
++) {
1159 if (range
->bitrate
[j
] ==
1160 rates_80211g
[i
] * 1000000)
1164 range
->bitrate
[range
->num_bitrates
++] =
1165 rates_80211g
[i
] * 1000000;
1166 if (range
->num_bitrates
== IW_MAX_BITRATES
)
1170 /* estimated max real througput in bps */
1171 range
->throughput
= 54 * 1000 * 1000 / 2;
1173 /* ~35% more with afterburner */
1174 if (priv
->param_afterburner
)
1175 range
->throughput
= range
->throughput
/ 100 * 135;
1177 /* estimated max real througput in bps */
1178 range
->throughput
= 11 * 1000 * 1000 / 2;
1181 range
->num_channels
= ARRAY_SIZE(freq_chan
);
1183 for (i
= 0; i
< ARRAY_SIZE(freq_chan
) && i
< IW_MAX_FREQUENCIES
; i
++) {
1184 range
->freq
[i
].i
= i
+ 1;
1185 range
->freq
[i
].m
= freq_chan
[i
] * 100000;
1186 range
->freq
[i
].e
= 1;
1188 range
->num_frequency
= i
;
1191 range
->max_rts
= 2347;
1192 range
->min_frag
= 256;
1193 range
->max_frag
= 2346;
1195 range
->max_qual
.qual
= 100;
1196 range
->max_qual
.level
= 154;
1197 range
->max_qual
.updated
= IW_QUAL_QUAL_UPDATED
1198 | IW_QUAL_LEVEL_UPDATED
1199 | IW_QUAL_NOISE_INVALID
;
1201 range
->we_version_compiled
= WIRELESS_EXT
;
1202 range
->we_version_source
= WIRELESS_EXT
;
1204 range
->enc_capa
= IW_ENC_CAPA_WPA
| IW_ENC_CAPA_WPA2
|
1205 IW_ENC_CAPA_CIPHER_TKIP
| IW_ENC_CAPA_CIPHER_CCMP
;
1210 static int rndis_iw_get_name(struct net_device
*dev
,
1211 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1213 struct usbnet
*usbdev
= netdev_priv(dev
);
1214 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1216 strcpy(wrqu
->name
, priv
->name
);
1221 static int rndis_iw_set_essid(struct net_device
*dev
,
1222 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *essid
)
1224 struct ndis_80211_ssid ssid
;
1225 int length
= wrqu
->essid
.length
;
1226 struct usbnet
*usbdev
= netdev_priv(dev
);
1228 devdbg(usbdev
, "SIOCSIWESSID: [flags:%d,len:%d] '%.32s'",
1229 wrqu
->essid
.flags
, wrqu
->essid
.length
, essid
);
1231 if (length
> NDIS_802_11_LENGTH_SSID
)
1232 length
= NDIS_802_11_LENGTH_SSID
;
1234 ssid
.length
= cpu_to_le32(length
);
1236 memcpy(ssid
.essid
, essid
, length
);
1238 memset(ssid
.essid
, 0, NDIS_802_11_LENGTH_SSID
);
1240 set_assoc_params(usbdev
);
1242 if (!wrqu
->essid
.flags
|| length
== 0)
1243 return disassociate(usbdev
, 1);
1245 return set_essid(usbdev
, &ssid
);
1249 static int rndis_iw_get_essid(struct net_device
*dev
,
1250 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *essid
)
1252 struct ndis_80211_ssid ssid
;
1253 struct usbnet
*usbdev
= netdev_priv(dev
);
1256 ret
= get_essid(usbdev
, &ssid
);
1258 if (ret
== 0 && le32_to_cpu(ssid
.length
) > 0) {
1259 wrqu
->essid
.flags
= 1;
1260 wrqu
->essid
.length
= le32_to_cpu(ssid
.length
);
1261 memcpy(essid
, ssid
.essid
, wrqu
->essid
.length
);
1262 essid
[wrqu
->essid
.length
] = 0;
1264 memset(essid
, 0, sizeof(NDIS_802_11_LENGTH_SSID
));
1265 wrqu
->essid
.flags
= 0;
1266 wrqu
->essid
.length
= 0;
1268 devdbg(usbdev
, "SIOCGIWESSID: %s", essid
);
1273 static int rndis_iw_get_bssid(struct net_device
*dev
,
1274 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1276 struct usbnet
*usbdev
= netdev_priv(dev
);
1277 unsigned char bssid
[ETH_ALEN
];
1280 ret
= get_bssid(usbdev
, bssid
);
1283 devdbg(usbdev
, "SIOCGIWAP: %pM", bssid
);
1285 devdbg(usbdev
, "SIOCGIWAP: <not associated>");
1287 wrqu
->ap_addr
.sa_family
= ARPHRD_ETHER
;
1288 memcpy(wrqu
->ap_addr
.sa_data
, bssid
, ETH_ALEN
);
1294 static int rndis_iw_set_bssid(struct net_device
*dev
,
1295 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1297 struct usbnet
*usbdev
= netdev_priv(dev
);
1298 u8
*bssid
= (u8
*)wrqu
->ap_addr
.sa_data
;
1301 devdbg(usbdev
, "SIOCSIWAP: %pM", bssid
);
1303 ret
= rndis_set_oid(usbdev
, OID_802_11_BSSID
, bssid
, ETH_ALEN
);
1305 /* user apps may set ap's mac address, which is not required;
1306 * they may fail to work if this function fails, so return
1309 devwarn(usbdev
, "setting AP mac address failed (%08X)", ret
);
1315 static int rndis_iw_set_auth(struct net_device
*dev
,
1316 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1318 struct iw_param
*p
= &wrqu
->param
;
1319 struct usbnet
*usbdev
= netdev_priv(dev
);
1320 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1321 int ret
= -ENOTSUPP
;
1323 switch (p
->flags
& IW_AUTH_INDEX
) {
1324 case IW_AUTH_WPA_VERSION
:
1325 devdbg(usbdev
, "SIOCSIWAUTH: WPA_VERSION, %08x", p
->value
);
1326 priv
->wpa_version
= p
->value
;
1330 case IW_AUTH_CIPHER_PAIRWISE
:
1331 devdbg(usbdev
, "SIOCSIWAUTH: CIPHER_PAIRWISE, %08x", p
->value
);
1332 priv
->wpa_cipher_pair
= p
->value
;
1336 case IW_AUTH_CIPHER_GROUP
:
1337 devdbg(usbdev
, "SIOCSIWAUTH: CIPHER_GROUP, %08x", p
->value
);
1338 priv
->wpa_cipher_group
= p
->value
;
1342 case IW_AUTH_KEY_MGMT
:
1343 devdbg(usbdev
, "SIOCSIWAUTH: KEY_MGMT, %08x", p
->value
);
1344 priv
->wpa_keymgmt
= p
->value
;
1348 case IW_AUTH_TKIP_COUNTERMEASURES
:
1349 devdbg(usbdev
, "SIOCSIWAUTH: TKIP_COUNTERMEASURES, %08x",
1354 case IW_AUTH_DROP_UNENCRYPTED
:
1355 devdbg(usbdev
, "SIOCSIWAUTH: DROP_UNENCRYPTED, %08x", p
->value
);
1359 case IW_AUTH_80211_AUTH_ALG
:
1360 devdbg(usbdev
, "SIOCSIWAUTH: 80211_AUTH_ALG, %08x", p
->value
);
1361 priv
->wpa_authalg
= p
->value
;
1365 case IW_AUTH_WPA_ENABLED
:
1366 devdbg(usbdev
, "SIOCSIWAUTH: WPA_ENABLED, %08x", p
->value
);
1367 if (wrqu
->param
.value
)
1368 deauthenticate(usbdev
);
1372 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
1373 devdbg(usbdev
, "SIOCSIWAUTH: RX_UNENCRYPTED_EAPOL, %08x",
1378 case IW_AUTH_ROAMING_CONTROL
:
1379 devdbg(usbdev
, "SIOCSIWAUTH: ROAMING_CONTROL, %08x", p
->value
);
1383 case IW_AUTH_PRIVACY_INVOKED
:
1384 devdbg(usbdev
, "SIOCSIWAUTH: invalid cmd %d",
1385 wrqu
->param
.flags
& IW_AUTH_INDEX
);
1389 devdbg(usbdev
, "SIOCSIWAUTH: UNKNOWN %08x, %08x",
1390 p
->flags
& IW_AUTH_INDEX
, p
->value
);
1396 static int rndis_iw_get_auth(struct net_device
*dev
,
1397 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1399 struct iw_param
*p
= &wrqu
->param
;
1400 struct usbnet
*usbdev
= netdev_priv(dev
);
1401 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1403 switch (p
->flags
& IW_AUTH_INDEX
) {
1404 case IW_AUTH_WPA_VERSION
:
1405 p
->value
= priv
->wpa_version
;
1407 case IW_AUTH_CIPHER_PAIRWISE
:
1408 p
->value
= priv
->wpa_cipher_pair
;
1410 case IW_AUTH_CIPHER_GROUP
:
1411 p
->value
= priv
->wpa_cipher_group
;
1413 case IW_AUTH_KEY_MGMT
:
1414 p
->value
= priv
->wpa_keymgmt
;
1416 case IW_AUTH_80211_AUTH_ALG
:
1417 p
->value
= priv
->wpa_authalg
;
1420 devdbg(usbdev
, "SIOCGIWAUTH: invalid cmd %d",
1421 wrqu
->param
.flags
& IW_AUTH_INDEX
);
1428 static int rndis_iw_get_mode(struct net_device
*dev
,
1429 struct iw_request_info
*info
,
1430 union iwreq_data
*wrqu
, char *extra
)
1432 struct usbnet
*usbdev
= netdev_priv(dev
);
1433 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1435 switch (priv
->infra_mode
) {
1436 case ndis_80211_infra_adhoc
:
1437 wrqu
->mode
= IW_MODE_ADHOC
;
1439 case ndis_80211_infra_infra
:
1440 wrqu
->mode
= IW_MODE_INFRA
;
1442 /*case ndis_80211_infra_auto_unknown:*/
1444 wrqu
->mode
= IW_MODE_AUTO
;
1447 devdbg(usbdev
, "SIOCGIWMODE: %08x", wrqu
->mode
);
1452 static int rndis_iw_set_mode(struct net_device
*dev
,
1453 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1455 struct usbnet
*usbdev
= netdev_priv(dev
);
1458 devdbg(usbdev
, "SIOCSIWMODE: %08x", wrqu
->mode
);
1460 switch (wrqu
->mode
) {
1462 mode
= ndis_80211_infra_adhoc
;
1465 mode
= ndis_80211_infra_infra
;
1467 /*case IW_MODE_AUTO:*/
1469 mode
= ndis_80211_infra_auto_unknown
;
1473 return set_infra_mode(usbdev
, mode
);
1477 static int rndis_iw_set_encode(struct net_device
*dev
,
1478 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1480 struct usbnet
*usbdev
= netdev_priv(dev
);
1481 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1482 int ret
, index
, key_len
;
1485 index
= (wrqu
->encoding
.flags
& IW_ENCODE_INDEX
);
1487 /* iwconfig gives index as 1 - N */
1491 index
= priv
->encr_tx_key_index
;
1493 if (index
< 0 || index
>= 4) {
1494 devwarn(usbdev
, "encryption index out of range (%u)", index
);
1498 /* remove key if disabled */
1499 if (wrqu
->data
.flags
& IW_ENCODE_DISABLED
) {
1500 if (remove_key(usbdev
, index
, NULL
))
1506 /* global encryption state (for all keys) */
1507 if (wrqu
->data
.flags
& IW_ENCODE_OPEN
)
1508 ret
= set_auth_mode(usbdev
, IW_AUTH_WPA_VERSION_DISABLED
,
1509 IW_AUTH_ALG_OPEN_SYSTEM
);
1510 else /*if (wrqu->data.flags & IW_ENCODE_RESTRICTED)*/
1511 ret
= set_auth_mode(usbdev
, IW_AUTH_WPA_VERSION_DISABLED
,
1512 IW_AUTH_ALG_SHARED_KEY
);
1516 if (wrqu
->data
.length
> 0) {
1517 key_len
= wrqu
->data
.length
;
1520 /* must be set as tx key */
1521 if (priv
->encr_key_len
[index
] == 0)
1523 key_len
= priv
->encr_key_len
[index
];
1524 key
= priv
->encr_keys
[index
];
1525 priv
->encr_tx_key_index
= index
;
1528 if (add_wep_key(usbdev
, key
, key_len
, index
) != 0)
1531 if (index
== priv
->encr_tx_key_index
)
1532 /* ndis drivers want essid to be set after setting encr */
1533 set_essid(usbdev
, &priv
->essid
);
1539 static int rndis_iw_set_encode_ext(struct net_device
*dev
,
1540 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1542 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*)extra
;
1543 struct usbnet
*usbdev
= netdev_priv(dev
);
1544 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1545 struct ndis_80211_key ndis_key
;
1549 keyidx
= wrqu
->encoding
.flags
& IW_ENCODE_INDEX
;
1551 /* iwconfig gives index as 1 - N */
1555 keyidx
= priv
->encr_tx_key_index
;
1557 if (keyidx
< 0 || keyidx
>= 4)
1560 if (ext
->alg
== WPA_ALG_WEP
) {
1561 if (ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
)
1562 priv
->encr_tx_key_index
= keyidx
;
1563 return add_wep_key(usbdev
, ext
->key
, ext
->key_len
, keyidx
);
1566 if ((wrqu
->encoding
.flags
& IW_ENCODE_DISABLED
) ||
1567 ext
->alg
== IW_ENCODE_ALG_NONE
|| ext
->key_len
== 0)
1568 return remove_key(usbdev
, keyidx
, NULL
);
1570 if (ext
->key_len
> sizeof(ndis_key
.material
))
1573 memset(&ndis_key
, 0, sizeof(ndis_key
));
1575 ndis_key
.size
= cpu_to_le32(sizeof(ndis_key
) -
1576 sizeof(ndis_key
.material
) + ext
->key_len
);
1577 ndis_key
.length
= cpu_to_le32(ext
->key_len
);
1578 ndis_key
.index
= cpu_to_le32(keyidx
);
1580 if (ext
->ext_flags
& IW_ENCODE_EXT_RX_SEQ_VALID
) {
1581 memcpy(ndis_key
.rsc
, ext
->rx_seq
, 6);
1582 ndis_key
.index
|= cpu_to_le32(1 << 29);
1585 addr
= ext
->addr
.sa_data
;
1586 if (ext
->ext_flags
& IW_ENCODE_EXT_GROUP_KEY
) {
1588 if (priv
->infra_mode
== ndis_80211_infra_adhoc
)
1589 memset(ndis_key
.bssid
, 0xff, ETH_ALEN
);
1591 get_bssid(usbdev
, ndis_key
.bssid
);
1594 ndis_key
.index
|= cpu_to_le32(1 << 30);
1595 memcpy(ndis_key
.bssid
, addr
, ETH_ALEN
);
1598 if (ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
)
1599 ndis_key
.index
|= cpu_to_le32(1 << 31);
1601 if (ext
->alg
== IW_ENCODE_ALG_TKIP
&& ext
->key_len
== 32) {
1602 /* wpa_supplicant gives us the Michael MIC RX/TX keys in
1603 * different order than NDIS spec, so swap the order here. */
1604 memcpy(ndis_key
.material
, ext
->key
, 16);
1605 memcpy(ndis_key
.material
+ 16, ext
->key
+ 24, 8);
1606 memcpy(ndis_key
.material
+ 24, ext
->key
+ 16, 8);
1608 memcpy(ndis_key
.material
, ext
->key
, ext
->key_len
);
1610 ret
= rndis_set_oid(usbdev
, OID_802_11_ADD_KEY
, &ndis_key
,
1611 le32_to_cpu(ndis_key
.size
));
1612 devdbg(usbdev
, "SIOCSIWENCODEEXT: OID_802_11_ADD_KEY -> %08X", ret
);
1616 priv
->encr_key_len
[keyidx
] = ext
->key_len
;
1617 memcpy(&priv
->encr_keys
[keyidx
], ndis_key
.material
, ext
->key_len
);
1618 if (ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
)
1619 priv
->encr_tx_key_index
= keyidx
;
1625 static int rndis_iw_set_scan(struct net_device
*dev
,
1626 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1628 struct usbnet
*usbdev
= netdev_priv(dev
);
1629 union iwreq_data evt
;
1633 devdbg(usbdev
, "SIOCSIWSCAN");
1635 if (wrqu
->data
.flags
== 0) {
1637 ret
= rndis_set_oid(usbdev
, OID_802_11_BSSID_LIST_SCAN
, &tmp
,
1640 evt
.data
.length
= 0;
1641 wireless_send_event(dev
, SIOCGIWSCAN
, &evt
, NULL
);
1647 static char *rndis_translate_scan(struct net_device
*dev
,
1648 struct iw_request_info
*info
, char *cev
,
1650 struct ndis_80211_bssid_ex
*bssid
)
1653 struct usbnet
*usbdev
= netdev_priv(dev
);
1657 int bssid_len
, ie_len
, i
;
1659 struct iw_event iwe
;
1660 unsigned char sbuf
[32];
1662 bssid_len
= le32_to_cpu(bssid
->length
);
1664 devdbg(usbdev
, "BSSID %pM", bssid
->mac
);
1665 iwe
.cmd
= SIOCGIWAP
;
1666 iwe
.u
.ap_addr
.sa_family
= ARPHRD_ETHER
;
1667 memcpy(iwe
.u
.ap_addr
.sa_data
, bssid
->mac
, ETH_ALEN
);
1668 cev
= iwe_stream_add_event(info
, cev
, end_buf
, &iwe
, IW_EV_ADDR_LEN
);
1670 devdbg(usbdev
, "SSID(%d) %s", le32_to_cpu(bssid
->ssid
.length
),
1672 iwe
.cmd
= SIOCGIWESSID
;
1673 iwe
.u
.essid
.length
= le32_to_cpu(bssid
->ssid
.length
);
1674 iwe
.u
.essid
.flags
= 1;
1675 cev
= iwe_stream_add_point(info
, cev
, end_buf
, &iwe
, bssid
->ssid
.essid
);
1677 devdbg(usbdev
, "MODE %d", le32_to_cpu(bssid
->net_infra
));
1678 iwe
.cmd
= SIOCGIWMODE
;
1679 switch (le32_to_cpu(bssid
->net_infra
)) {
1680 case ndis_80211_infra_adhoc
:
1681 iwe
.u
.mode
= IW_MODE_ADHOC
;
1683 case ndis_80211_infra_infra
:
1684 iwe
.u
.mode
= IW_MODE_INFRA
;
1686 /*case ndis_80211_infra_auto_unknown:*/
1688 iwe
.u
.mode
= IW_MODE_AUTO
;
1691 cev
= iwe_stream_add_event(info
, cev
, end_buf
, &iwe
, IW_EV_UINT_LEN
);
1693 devdbg(usbdev
, "FREQ %d kHz", le32_to_cpu(bssid
->config
.ds_config
));
1694 iwe
.cmd
= SIOCGIWFREQ
;
1695 dsconfig_to_freq(le32_to_cpu(bssid
->config
.ds_config
), &iwe
.u
.freq
);
1696 cev
= iwe_stream_add_event(info
, cev
, end_buf
, &iwe
, IW_EV_FREQ_LEN
);
1698 devdbg(usbdev
, "QUAL %d", le32_to_cpu(bssid
->rssi
));
1700 iwe
.u
.qual
.qual
= level_to_qual(le32_to_cpu(bssid
->rssi
));
1701 iwe
.u
.qual
.level
= le32_to_cpu(bssid
->rssi
);
1702 iwe
.u
.qual
.updated
= IW_QUAL_QUAL_UPDATED
1703 | IW_QUAL_LEVEL_UPDATED
1704 | IW_QUAL_NOISE_INVALID
;
1705 cev
= iwe_stream_add_event(info
, cev
, end_buf
, &iwe
, IW_EV_QUAL_LEN
);
1707 devdbg(usbdev
, "ENCODE %d", le32_to_cpu(bssid
->privacy
));
1708 iwe
.cmd
= SIOCGIWENCODE
;
1709 iwe
.u
.data
.length
= 0;
1710 if (le32_to_cpu(bssid
->privacy
) == ndis_80211_priv_accept_all
)
1711 iwe
.u
.data
.flags
= IW_ENCODE_DISABLED
;
1713 iwe
.u
.data
.flags
= IW_ENCODE_ENABLED
| IW_ENCODE_NOKEY
;
1715 cev
= iwe_stream_add_point(info
, cev
, end_buf
, &iwe
, NULL
);
1717 devdbg(usbdev
, "RATES:");
1718 current_val
= cev
+ iwe_stream_lcp_len(info
);
1719 iwe
.cmd
= SIOCGIWRATE
;
1720 for (i
= 0; i
< sizeof(bssid
->rates
); i
++) {
1721 if (bssid
->rates
[i
] & 0x7f) {
1722 iwe
.u
.bitrate
.value
=
1723 ((bssid
->rates
[i
] & 0x7f) *
1725 devdbg(usbdev
, " %d", iwe
.u
.bitrate
.value
);
1726 current_val
= iwe_stream_add_value(info
, cev
,
1727 current_val
, end_buf
, &iwe
,
1732 if ((current_val
- cev
) > iwe_stream_lcp_len(info
))
1735 beacon
= le32_to_cpu(bssid
->config
.beacon_period
);
1736 devdbg(usbdev
, "BCN_INT %d", beacon
);
1737 iwe
.cmd
= IWEVCUSTOM
;
1738 snprintf(sbuf
, sizeof(sbuf
), "bcn_int=%d", beacon
);
1739 iwe
.u
.data
.length
= strlen(sbuf
);
1740 cev
= iwe_stream_add_point(info
, cev
, end_buf
, &iwe
, sbuf
);
1742 atim
= le32_to_cpu(bssid
->config
.atim_window
);
1743 devdbg(usbdev
, "ATIM %d", atim
);
1744 iwe
.cmd
= IWEVCUSTOM
;
1745 snprintf(sbuf
, sizeof(sbuf
), "atim=%u", atim
);
1746 iwe
.u
.data
.length
= strlen(sbuf
);
1747 cev
= iwe_stream_add_point(info
, cev
, end_buf
, &iwe
, sbuf
);
1749 ie
= (void *)(bssid
->ies
+ sizeof(struct ndis_80211_fixed_ies
));
1750 ie_len
= min(bssid_len
- (int)sizeof(*bssid
),
1751 (int)le32_to_cpu(bssid
->ie_length
));
1752 ie_len
-= sizeof(struct ndis_80211_fixed_ies
);
1753 while (ie_len
>= 2 && 2 + ie
[1] <= ie_len
) {
1754 if ((ie
[0] == WLAN_EID_GENERIC
&& ie
[1] >= 4 &&
1755 memcmp(ie
+ 2, "\x00\x50\xf2\x01", 4) == 0) ||
1756 ie
[0] == WLAN_EID_RSN
) {
1757 devdbg(usbdev
, "IE: WPA%d",
1758 (ie
[0] == WLAN_EID_RSN
) ? 2 : 1);
1759 iwe
.cmd
= IWEVGENIE
;
1760 /* arbitrary cut-off at 64 */
1761 iwe
.u
.data
.length
= min(ie
[1] + 2, 64);
1762 cev
= iwe_stream_add_point(info
, cev
, end_buf
, &iwe
, ie
);
1765 ie_len
-= 2 + ie
[1];
1773 static int rndis_iw_get_scan(struct net_device
*dev
,
1774 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1776 struct usbnet
*usbdev
= netdev_priv(dev
);
1779 struct ndis_80211_bssid_list_ex
*bssid_list
;
1780 struct ndis_80211_bssid_ex
*bssid
;
1781 int ret
= -EINVAL
, len
, count
, bssid_len
;
1783 devdbg(usbdev
, "SIOCGIWSCAN");
1785 len
= CONTROL_BUFFER_SIZE
;
1786 buf
= kmalloc(len
, GFP_KERNEL
);
1792 ret
= rndis_query_oid(usbdev
, OID_802_11_BSSID_LIST
, buf
, &len
);
1798 bssid
= bssid_list
->bssid
;
1799 bssid_len
= le32_to_cpu(bssid
->length
);
1800 count
= le32_to_cpu(bssid_list
->num_items
);
1801 devdbg(usbdev
, "SIOCGIWSCAN: %d BSSIDs found", count
);
1803 while (count
&& ((void *)bssid
+ bssid_len
) <= (buf
+ len
)) {
1804 cev
= rndis_translate_scan(dev
, info
, cev
,
1805 extra
+ IW_SCAN_MAX_DATA
, bssid
);
1806 bssid
= (void *)bssid
+ bssid_len
;
1807 bssid_len
= le32_to_cpu(bssid
->length
);
1812 wrqu
->data
.length
= cev
- extra
;
1813 wrqu
->data
.flags
= 0;
1819 static int rndis_iw_set_genie(struct net_device
*dev
,
1820 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1822 struct usbnet
*usbdev
= netdev_priv(dev
);
1823 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1829 for (j
= 0; j
< wrqu
->data
.length
; j
+= 8)
1831 "SIOCSIWGENIE %04x - "
1832 "%02x %02x %02x %02x %02x %02x %02x %02x", j
,
1833 gie
[j
+ 0], gie
[j
+ 1], gie
[j
+ 2], gie
[j
+ 3],
1834 gie
[j
+ 4], gie
[j
+ 5], gie
[j
+ 6], gie
[j
+ 7]);
1836 /* clear existing IEs */
1837 if (priv
->wpa_ie_len
) {
1838 kfree(priv
->wpa_ie
);
1839 priv
->wpa_ie_len
= 0;
1843 priv
->wpa_ie
= kmalloc(wrqu
->data
.length
, GFP_KERNEL
);
1845 priv
->wpa_ie_len
= wrqu
->data
.length
;
1846 memcpy(priv
->wpa_ie
, extra
, priv
->wpa_ie_len
);
1853 static int rndis_iw_get_genie(struct net_device
*dev
,
1854 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1856 struct usbnet
*usbdev
= netdev_priv(dev
);
1857 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1859 devdbg(usbdev
, "SIOCGIWGENIE");
1861 if (priv
->wpa_ie_len
== 0 || priv
->wpa_ie
== NULL
) {
1862 wrqu
->data
.length
= 0;
1866 if (wrqu
->data
.length
< priv
->wpa_ie_len
)
1869 wrqu
->data
.length
= priv
->wpa_ie_len
;
1870 memcpy(extra
, priv
->wpa_ie
, priv
->wpa_ie_len
);
1876 static int rndis_iw_set_rts(struct net_device
*dev
,
1877 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1879 struct usbnet
*usbdev
= netdev_priv(dev
);
1881 devdbg(usbdev
, "SIOCSIWRTS");
1883 tmp
= cpu_to_le32(wrqu
->rts
.value
);
1884 return rndis_set_oid(usbdev
, OID_802_11_RTS_THRESHOLD
, &tmp
,
1889 static int rndis_iw_get_rts(struct net_device
*dev
,
1890 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1892 struct usbnet
*usbdev
= netdev_priv(dev
);
1897 ret
= rndis_query_oid(usbdev
, OID_802_11_RTS_THRESHOLD
, &tmp
, &len
);
1899 wrqu
->rts
.value
= le32_to_cpu(tmp
);
1900 wrqu
->rts
.flags
= 1;
1901 wrqu
->rts
.disabled
= 0;
1904 devdbg(usbdev
, "SIOCGIWRTS: %d", wrqu
->rts
.value
);
1910 static int rndis_iw_set_frag(struct net_device
*dev
,
1911 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1913 struct usbnet
*usbdev
= netdev_priv(dev
);
1916 devdbg(usbdev
, "SIOCSIWFRAG");
1918 tmp
= cpu_to_le32(wrqu
->frag
.value
);
1919 return rndis_set_oid(usbdev
, OID_802_11_FRAGMENTATION_THRESHOLD
, &tmp
,
1924 static int rndis_iw_get_frag(struct net_device
*dev
,
1925 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1927 struct usbnet
*usbdev
= netdev_priv(dev
);
1932 ret
= rndis_query_oid(usbdev
, OID_802_11_FRAGMENTATION_THRESHOLD
, &tmp
,
1935 wrqu
->frag
.value
= le32_to_cpu(tmp
);
1936 wrqu
->frag
.flags
= 1;
1937 wrqu
->frag
.disabled
= 0;
1939 devdbg(usbdev
, "SIOCGIWFRAG: %d", wrqu
->frag
.value
);
1944 static int rndis_iw_set_nick(struct net_device
*dev
,
1945 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1947 struct usbnet
*usbdev
= netdev_priv(dev
);
1948 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1950 devdbg(usbdev
, "SIOCSIWNICK");
1952 priv
->nick_len
= wrqu
->data
.length
;
1953 if (priv
->nick_len
> 32)
1954 priv
->nick_len
= 32;
1956 memcpy(priv
->nick
, extra
, priv
->nick_len
);
1961 static int rndis_iw_get_nick(struct net_device
*dev
,
1962 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1964 struct usbnet
*usbdev
= netdev_priv(dev
);
1965 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
1967 wrqu
->data
.flags
= 1;
1968 wrqu
->data
.length
= priv
->nick_len
;
1969 memcpy(extra
, priv
->nick
, priv
->nick_len
);
1971 devdbg(usbdev
, "SIOCGIWNICK: '%s'", priv
->nick
);
1977 static int rndis_iw_set_freq(struct net_device
*dev
,
1978 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
1980 struct usbnet
*usbdev
= netdev_priv(dev
);
1981 struct ndis_80211_conf config
;
1982 unsigned int dsconfig
;
1985 /* this OID is valid only when not associated */
1986 if (is_associated(usbdev
))
1990 if (freq_to_dsconfig(&wrqu
->freq
, &dsconfig
))
1993 len
= sizeof(config
);
1994 ret
= rndis_query_oid(usbdev
, OID_802_11_CONFIGURATION
, &config
, &len
);
1996 devdbg(usbdev
, "SIOCSIWFREQ: querying configuration failed");
2000 config
.ds_config
= cpu_to_le32(dsconfig
);
2002 devdbg(usbdev
, "SIOCSIWFREQ: %d * 10^%d", wrqu
->freq
.m
, wrqu
->freq
.e
);
2003 return rndis_set_oid(usbdev
, OID_802_11_CONFIGURATION
, &config
,
2008 static int rndis_iw_get_freq(struct net_device
*dev
,
2009 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
2011 struct usbnet
*usbdev
= netdev_priv(dev
);
2012 struct ndis_80211_conf config
;
2015 len
= sizeof(config
);
2016 ret
= rndis_query_oid(usbdev
, OID_802_11_CONFIGURATION
, &config
, &len
);
2018 dsconfig_to_freq(le32_to_cpu(config
.ds_config
), &wrqu
->freq
);
2020 devdbg(usbdev
, "SIOCGIWFREQ: %d", wrqu
->freq
.m
);
2025 static int rndis_iw_get_txpower(struct net_device
*dev
,
2026 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
2028 struct usbnet
*usbdev
= netdev_priv(dev
);
2029 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2033 if (priv
->radio_on
) {
2034 if (priv
->caps
& CAP_SUPPORT_TXPOWER
) {
2035 len
= sizeof(tx_power
);
2036 ret
= rndis_query_oid(usbdev
, OID_802_11_TX_POWER_LEVEL
,
2041 /* fake incase not supported */
2042 tx_power
= cpu_to_le32(get_bcm4320_power(priv
));
2044 wrqu
->txpower
.flags
= IW_TXPOW_MWATT
;
2045 wrqu
->txpower
.value
= le32_to_cpu(tx_power
);
2046 wrqu
->txpower
.disabled
= 0;
2048 wrqu
->txpower
.flags
= IW_TXPOW_MWATT
;
2049 wrqu
->txpower
.value
= 0;
2050 wrqu
->txpower
.disabled
= 1;
2053 devdbg(usbdev
, "SIOCGIWTXPOW: %d", wrqu
->txpower
.value
);
2059 static int rndis_iw_set_txpower(struct net_device
*dev
,
2060 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
2062 struct usbnet
*usbdev
= netdev_priv(dev
);
2063 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2064 __le32 tx_power
= 0;
2067 if (!wrqu
->txpower
.disabled
) {
2068 if (wrqu
->txpower
.flags
== IW_TXPOW_MWATT
)
2069 tx_power
= cpu_to_le32(wrqu
->txpower
.value
);
2070 else { /* wrqu->txpower.flags == IW_TXPOW_DBM */
2071 if (wrqu
->txpower
.value
> 20)
2072 tx_power
= cpu_to_le32(128);
2073 else if (wrqu
->txpower
.value
< -43)
2074 tx_power
= cpu_to_le32(127);
2077 tmp
= wrqu
->txpower
.value
;
2080 tx_power
= cpu_to_le32((unsigned char)tmp
);
2085 devdbg(usbdev
, "SIOCSIWTXPOW: %d", le32_to_cpu(tx_power
));
2087 if (le32_to_cpu(tx_power
) != 0) {
2088 if (priv
->caps
& CAP_SUPPORT_TXPOWER
) {
2089 /* turn radio on first */
2090 if (!priv
->radio_on
)
2091 disassociate(usbdev
, 1);
2093 ret
= rndis_set_oid(usbdev
, OID_802_11_TX_POWER_LEVEL
,
2094 &tx_power
, sizeof(tx_power
));
2099 /* txpower unsupported, just turn radio on */
2100 if (!priv
->radio_on
)
2101 return disassociate(usbdev
, 1);
2102 return 0; /* all ready on */
2106 /* tx_power == 0, turn off radio */
2107 return disassociate(usbdev
, 0);
2111 static int rndis_iw_get_rate(struct net_device
*dev
,
2112 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
2114 struct usbnet
*usbdev
= netdev_priv(dev
);
2119 ret
= rndis_query_oid(usbdev
, OID_GEN_LINK_SPEED
, &tmp
, &len
);
2121 wrqu
->bitrate
.value
= le32_to_cpu(tmp
) * 100;
2122 wrqu
->bitrate
.disabled
= 0;
2123 wrqu
->bitrate
.flags
= 1;
2129 static int rndis_iw_set_mlme(struct net_device
*dev
,
2130 struct iw_request_info
*info
, union iwreq_data
*wrqu
, char *extra
)
2132 struct usbnet
*usbdev
= netdev_priv(dev
);
2133 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2134 struct iw_mlme
*mlme
= (struct iw_mlme
*)extra
;
2135 unsigned char bssid
[ETH_ALEN
];
2137 get_bssid(usbdev
, bssid
);
2139 if (memcmp(bssid
, mlme
->addr
.sa_data
, ETH_ALEN
))
2142 switch (mlme
->cmd
) {
2143 case IW_MLME_DEAUTH
:
2144 return deauthenticate(usbdev
);
2145 case IW_MLME_DISASSOC
:
2146 return disassociate(usbdev
, priv
->radio_on
);
2155 static struct iw_statistics
*rndis_get_wireless_stats(struct net_device
*dev
)
2157 struct usbnet
*usbdev
= netdev_priv(dev
);
2158 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2159 unsigned long flags
;
2161 spin_lock_irqsave(&priv
->stats_lock
, flags
);
2162 memcpy(&priv
->iwstats
, &priv
->privstats
, sizeof(priv
->iwstats
));
2163 spin_unlock_irqrestore(&priv
->stats_lock
, flags
);
2165 return &priv
->iwstats
;
2169 #define IW_IOCTL(x) [(x) - SIOCSIWCOMMIT]
2170 static const iw_handler rndis_iw_handler
[] =
2172 IW_IOCTL(SIOCSIWCOMMIT
) = rndis_iw_commit
,
2173 IW_IOCTL(SIOCGIWNAME
) = rndis_iw_get_name
,
2174 IW_IOCTL(SIOCSIWFREQ
) = rndis_iw_set_freq
,
2175 IW_IOCTL(SIOCGIWFREQ
) = rndis_iw_get_freq
,
2176 IW_IOCTL(SIOCSIWMODE
) = rndis_iw_set_mode
,
2177 IW_IOCTL(SIOCGIWMODE
) = rndis_iw_get_mode
,
2178 IW_IOCTL(SIOCGIWRANGE
) = rndis_iw_get_range
,
2179 IW_IOCTL(SIOCSIWAP
) = rndis_iw_set_bssid
,
2180 IW_IOCTL(SIOCGIWAP
) = rndis_iw_get_bssid
,
2181 IW_IOCTL(SIOCSIWSCAN
) = rndis_iw_set_scan
,
2182 IW_IOCTL(SIOCGIWSCAN
) = rndis_iw_get_scan
,
2183 IW_IOCTL(SIOCSIWESSID
) = rndis_iw_set_essid
,
2184 IW_IOCTL(SIOCGIWESSID
) = rndis_iw_get_essid
,
2185 IW_IOCTL(SIOCSIWNICKN
) = rndis_iw_set_nick
,
2186 IW_IOCTL(SIOCGIWNICKN
) = rndis_iw_get_nick
,
2187 IW_IOCTL(SIOCGIWRATE
) = rndis_iw_get_rate
,
2188 IW_IOCTL(SIOCSIWRTS
) = rndis_iw_set_rts
,
2189 IW_IOCTL(SIOCGIWRTS
) = rndis_iw_get_rts
,
2190 IW_IOCTL(SIOCSIWFRAG
) = rndis_iw_set_frag
,
2191 IW_IOCTL(SIOCGIWFRAG
) = rndis_iw_get_frag
,
2192 IW_IOCTL(SIOCSIWTXPOW
) = rndis_iw_set_txpower
,
2193 IW_IOCTL(SIOCGIWTXPOW
) = rndis_iw_get_txpower
,
2194 IW_IOCTL(SIOCSIWENCODE
) = rndis_iw_set_encode
,
2195 IW_IOCTL(SIOCSIWENCODEEXT
) = rndis_iw_set_encode_ext
,
2196 IW_IOCTL(SIOCSIWAUTH
) = rndis_iw_set_auth
,
2197 IW_IOCTL(SIOCGIWAUTH
) = rndis_iw_get_auth
,
2198 IW_IOCTL(SIOCSIWGENIE
) = rndis_iw_set_genie
,
2199 IW_IOCTL(SIOCGIWGENIE
) = rndis_iw_get_genie
,
2200 IW_IOCTL(SIOCSIWMLME
) = rndis_iw_set_mlme
,
2203 static const iw_handler rndis_wext_private_handler
[] = {
2206 static const struct iw_priv_args rndis_wext_private_args
[] = {
2210 static const struct iw_handler_def rndis_iw_handlers
= {
2211 .num_standard
= ARRAY_SIZE(rndis_iw_handler
),
2212 .num_private
= ARRAY_SIZE(rndis_wext_private_handler
),
2213 .num_private_args
= ARRAY_SIZE(rndis_wext_private_args
),
2214 .standard
= (iw_handler
*)rndis_iw_handler
,
2215 .private = (iw_handler
*)rndis_wext_private_handler
,
2216 .private_args
= (struct iw_priv_args
*)rndis_wext_private_args
,
2217 .get_wireless_stats
= rndis_get_wireless_stats
,
2221 static void rndis_wext_worker(struct work_struct
*work
)
2223 struct rndis_wext_private
*priv
=
2224 container_of(work
, struct rndis_wext_private
, work
);
2225 struct usbnet
*usbdev
= priv
->usbdev
;
2226 union iwreq_data evt
;
2227 unsigned char bssid
[ETH_ALEN
];
2228 struct ndis_80211_assoc_info
*info
;
2229 int assoc_size
= sizeof(*info
) + IW_CUSTOM_MAX
+ 32;
2232 if (test_and_clear_bit(WORK_LINK_UP
, &priv
->work_pending
)) {
2233 netif_carrier_on(usbdev
->net
);
2235 info
= kzalloc(assoc_size
, GFP_KERNEL
);
2239 /* Get association info IEs from device and send them back to
2241 ret
= get_association_info(usbdev
, info
, assoc_size
);
2243 evt
.data
.length
= le32_to_cpu(info
->req_ie_length
);
2244 if (evt
.data
.length
> 0) {
2245 offset
= le32_to_cpu(info
->offset_req_ies
);
2246 wireless_send_event(usbdev
->net
,
2247 IWEVASSOCREQIE
, &evt
,
2248 (char *)info
+ offset
);
2251 evt
.data
.length
= le32_to_cpu(info
->resp_ie_length
);
2252 if (evt
.data
.length
> 0) {
2253 offset
= le32_to_cpu(info
->offset_resp_ies
);
2254 wireless_send_event(usbdev
->net
,
2255 IWEVASSOCRESPIE
, &evt
,
2256 (char *)info
+ offset
);
2263 ret
= get_bssid(usbdev
, bssid
);
2266 evt
.data
.length
= 0;
2267 memcpy(evt
.ap_addr
.sa_data
, bssid
, ETH_ALEN
);
2268 wireless_send_event(usbdev
->net
, SIOCGIWAP
, &evt
, NULL
);
2272 if (test_and_clear_bit(WORK_LINK_DOWN
, &priv
->work_pending
)) {
2273 netif_carrier_off(usbdev
->net
);
2276 evt
.data
.length
= 0;
2277 memset(evt
.ap_addr
.sa_data
, 0, ETH_ALEN
);
2278 wireless_send_event(usbdev
->net
, SIOCGIWAP
, &evt
, NULL
);
2281 if (test_and_clear_bit(WORK_SET_MULTICAST_LIST
, &priv
->work_pending
))
2282 set_multicast_list(usbdev
);
2285 static void rndis_wext_set_multicast_list(struct net_device
*dev
)
2287 struct usbnet
*usbdev
= netdev_priv(dev
);
2288 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2290 if (test_bit(WORK_SET_MULTICAST_LIST
, &priv
->work_pending
))
2293 set_bit(WORK_SET_MULTICAST_LIST
, &priv
->work_pending
);
2294 queue_work(priv
->workqueue
, &priv
->work
);
2297 static void rndis_wext_link_change(struct usbnet
*usbdev
, int state
)
2299 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2301 /* queue work to avoid recursive calls into rndis_command */
2302 set_bit(state
? WORK_LINK_UP
: WORK_LINK_DOWN
, &priv
->work_pending
);
2303 queue_work(priv
->workqueue
, &priv
->work
);
2307 static int rndis_wext_get_caps(struct usbnet
*usbdev
)
2312 } networks_supported
;
2313 int len
, retval
, i
, n
;
2315 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2317 /* determine if supports setting txpower */
2318 len
= sizeof(tx_power
);
2319 retval
= rndis_query_oid(usbdev
, OID_802_11_TX_POWER_LEVEL
, &tx_power
,
2321 if (retval
== 0 && le32_to_cpu(tx_power
) != 0xFF)
2322 priv
->caps
|= CAP_SUPPORT_TXPOWER
;
2324 /* determine supported modes */
2325 len
= sizeof(networks_supported
);
2326 retval
= rndis_query_oid(usbdev
, OID_802_11_NETWORK_TYPES_SUPPORTED
,
2327 &networks_supported
, &len
);
2329 n
= le32_to_cpu(networks_supported
.num_items
);
2332 for (i
= 0; i
< n
; i
++) {
2333 switch (le32_to_cpu(networks_supported
.items
[i
])) {
2334 case ndis_80211_type_freq_hop
:
2335 case ndis_80211_type_direct_seq
:
2336 priv
->caps
|= CAP_MODE_80211B
;
2338 case ndis_80211_type_ofdm_a
:
2339 priv
->caps
|= CAP_MODE_80211A
;
2341 case ndis_80211_type_ofdm_g
:
2342 priv
->caps
|= CAP_MODE_80211G
;
2346 if (priv
->caps
& CAP_MODE_80211A
)
2347 strcat(priv
->name
, "a");
2348 if (priv
->caps
& CAP_MODE_80211B
)
2349 strcat(priv
->name
, "b");
2350 if (priv
->caps
& CAP_MODE_80211G
)
2351 strcat(priv
->name
, "g");
2358 #define STATS_UPDATE_JIFFIES (HZ)
2359 static void rndis_update_wireless_stats(struct work_struct
*work
)
2361 struct rndis_wext_private
*priv
=
2362 container_of(work
, struct rndis_wext_private
, stats_work
.work
);
2363 struct usbnet
*usbdev
= priv
->usbdev
;
2364 struct iw_statistics iwstats
;
2367 unsigned long flags
;
2368 int update_jiffies
= STATS_UPDATE_JIFFIES
;
2371 spin_lock_irqsave(&priv
->stats_lock
, flags
);
2372 memcpy(&iwstats
, &priv
->privstats
, sizeof(iwstats
));
2373 spin_unlock_irqrestore(&priv
->stats_lock
, flags
);
2375 /* only update stats when connected */
2376 if (!is_associated(usbdev
)) {
2377 iwstats
.qual
.qual
= 0;
2378 iwstats
.qual
.level
= 0;
2379 iwstats
.qual
.updated
= IW_QUAL_QUAL_UPDATED
2380 | IW_QUAL_LEVEL_UPDATED
2381 | IW_QUAL_NOISE_INVALID
2382 | IW_QUAL_QUAL_INVALID
2383 | IW_QUAL_LEVEL_INVALID
;
2388 ret
= rndis_query_oid(usbdev
, OID_802_11_RSSI
, &rssi
, &len
);
2390 devdbg(usbdev
, "stats: OID_802_11_RSSI -> %d, rssi:%d", ret
,
2393 memset(&iwstats
.qual
, 0, sizeof(iwstats
.qual
));
2394 iwstats
.qual
.qual
= level_to_qual(le32_to_cpu(rssi
));
2395 iwstats
.qual
.level
= le32_to_cpu(rssi
);
2396 iwstats
.qual
.updated
= IW_QUAL_QUAL_UPDATED
2397 | IW_QUAL_LEVEL_UPDATED
2398 | IW_QUAL_NOISE_INVALID
;
2401 memset(&iwstats
.discard
, 0, sizeof(iwstats
.discard
));
2404 ret
= rndis_query_oid(usbdev
, OID_GEN_XMIT_ERROR
, &tmp
, &len
);
2406 iwstats
.discard
.misc
+= le32_to_cpu(tmp
);
2409 ret
= rndis_query_oid(usbdev
, OID_GEN_RCV_ERROR
, &tmp
, &len
);
2411 iwstats
.discard
.misc
+= le32_to_cpu(tmp
);
2414 ret
= rndis_query_oid(usbdev
, OID_GEN_RCV_NO_BUFFER
, &tmp
, &len
);
2416 iwstats
.discard
.misc
+= le32_to_cpu(tmp
);
2418 /* Workaround transfer stalls on poor quality links.
2419 * TODO: find right way to fix these stalls (as stalls do not happen
2420 * with ndiswrapper/windows driver). */
2421 if (iwstats
.qual
.qual
<= 25) {
2422 /* Decrease stats worker interval to catch stalls.
2423 * faster. Faster than 400-500ms causes packet loss,
2424 * Slower doesn't catch stalls fast enough.
2426 j
= msecs_to_jiffies(priv
->param_workaround_interval
);
2427 if (j
> STATS_UPDATE_JIFFIES
)
2428 j
= STATS_UPDATE_JIFFIES
;
2433 /* Send scan OID. Use of both OIDs is required to get device
2437 rndis_set_oid(usbdev
, OID_802_11_BSSID_LIST_SCAN
, &tmp
,
2440 len
= CONTROL_BUFFER_SIZE
;
2441 buf
= kmalloc(len
, GFP_KERNEL
);
2445 rndis_query_oid(usbdev
, OID_802_11_BSSID_LIST
, buf
, &len
);
2449 spin_lock_irqsave(&priv
->stats_lock
, flags
);
2450 memcpy(&priv
->privstats
, &iwstats
, sizeof(iwstats
));
2451 spin_unlock_irqrestore(&priv
->stats_lock
, flags
);
2453 if (update_jiffies
>= HZ
)
2454 update_jiffies
= round_jiffies_relative(update_jiffies
);
2456 j
= round_jiffies_relative(update_jiffies
);
2457 if (abs(j
- update_jiffies
) <= 10)
2461 queue_delayed_work(priv
->workqueue
, &priv
->stats_work
, update_jiffies
);
2465 static int bcm4320_early_init(struct usbnet
*usbdev
)
2467 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2470 /* Early initialization settings, setting these won't have effect
2471 * if called after generic_rndis_bind().
2474 priv
->param_country
[0] = modparam_country
[0];
2475 priv
->param_country
[1] = modparam_country
[1];
2476 priv
->param_country
[2] = 0;
2477 priv
->param_frameburst
= modparam_frameburst
;
2478 priv
->param_afterburner
= modparam_afterburner
;
2479 priv
->param_power_save
= modparam_power_save
;
2480 priv
->param_power_output
= modparam_power_output
;
2481 priv
->param_roamtrigger
= modparam_roamtrigger
;
2482 priv
->param_roamdelta
= modparam_roamdelta
;
2484 priv
->param_country
[0] = toupper(priv
->param_country
[0]);
2485 priv
->param_country
[1] = toupper(priv
->param_country
[1]);
2486 /* doesn't support EU as country code, use FI instead */
2487 if (!strcmp(priv
->param_country
, "EU"))
2488 strcpy(priv
->param_country
, "FI");
2490 if (priv
->param_power_save
< 0)
2491 priv
->param_power_save
= 0;
2492 else if (priv
->param_power_save
> 2)
2493 priv
->param_power_save
= 2;
2495 if (priv
->param_power_output
< 0)
2496 priv
->param_power_output
= 0;
2497 else if (priv
->param_power_output
> 3)
2498 priv
->param_power_output
= 3;
2500 if (priv
->param_roamtrigger
< -80)
2501 priv
->param_roamtrigger
= -80;
2502 else if (priv
->param_roamtrigger
> -60)
2503 priv
->param_roamtrigger
= -60;
2505 if (priv
->param_roamdelta
< 0)
2506 priv
->param_roamdelta
= 0;
2507 else if (priv
->param_roamdelta
> 2)
2508 priv
->param_roamdelta
= 2;
2510 if (modparam_workaround_interval
< 0)
2511 priv
->param_workaround_interval
= 500;
2513 priv
->param_workaround_interval
= modparam_workaround_interval
;
2515 rndis_set_config_parameter_str(usbdev
, "Country", priv
->param_country
);
2516 rndis_set_config_parameter_str(usbdev
, "FrameBursting",
2517 priv
->param_frameburst
? "1" : "0");
2518 rndis_set_config_parameter_str(usbdev
, "Afterburner",
2519 priv
->param_afterburner
? "1" : "0");
2520 sprintf(buf
, "%d", priv
->param_power_save
);
2521 rndis_set_config_parameter_str(usbdev
, "PowerSaveMode", buf
);
2522 sprintf(buf
, "%d", priv
->param_power_output
);
2523 rndis_set_config_parameter_str(usbdev
, "PwrOut", buf
);
2524 sprintf(buf
, "%d", priv
->param_roamtrigger
);
2525 rndis_set_config_parameter_str(usbdev
, "RoamTrigger", buf
);
2526 sprintf(buf
, "%d", priv
->param_roamdelta
);
2527 rndis_set_config_parameter_str(usbdev
, "RoamDelta", buf
);
2533 static int rndis_wext_bind(struct usbnet
*usbdev
, struct usb_interface
*intf
)
2535 struct rndis_wext_private
*priv
;
2539 /* allocate rndis private data */
2540 priv
= kzalloc(sizeof(struct rndis_wext_private
), GFP_KERNEL
);
2544 /* These have to be initialized before calling generic_rndis_bind().
2545 * Otherwise we'll be in big trouble in rndis_wext_early_init().
2547 usbdev
->driver_priv
= priv
;
2548 strcpy(priv
->name
, "IEEE802.11");
2549 usbdev
->net
->wireless_handlers
= &rndis_iw_handlers
;
2550 priv
->usbdev
= usbdev
;
2552 mutex_init(&priv
->command_lock
);
2553 spin_lock_init(&priv
->stats_lock
);
2555 /* try bind rndis_host */
2556 retval
= generic_rndis_bind(usbdev
, intf
, FLAG_RNDIS_PHYM_WIRELESS
);
2560 /* generic_rndis_bind set packet filter to multicast_all+
2561 * promisc mode which doesn't work well for our devices (device
2562 * picks up rssi to closest station instead of to access point).
2564 * rndis_host wants to avoid all OID as much as possible
2565 * so do promisc/multicast handling in rndis_wext.
2567 usbdev
->net
->set_multicast_list
= rndis_wext_set_multicast_list
;
2568 tmp
= RNDIS_PACKET_TYPE_DIRECTED
| RNDIS_PACKET_TYPE_BROADCAST
;
2569 retval
= rndis_set_oid(usbdev
, OID_GEN_CURRENT_PACKET_FILTER
, &tmp
,
2573 retval
= rndis_query_oid(usbdev
, OID_802_3_MAXIMUM_LIST_SIZE
, &tmp
,
2575 priv
->multicast_size
= le32_to_cpu(tmp
);
2576 if (retval
< 0 || priv
->multicast_size
< 0)
2577 priv
->multicast_size
= 0;
2578 if (priv
->multicast_size
> 0)
2579 usbdev
->net
->flags
|= IFF_MULTICAST
;
2581 usbdev
->net
->flags
&= ~IFF_MULTICAST
;
2583 priv
->iwstats
.qual
.qual
= 0;
2584 priv
->iwstats
.qual
.level
= 0;
2585 priv
->iwstats
.qual
.updated
= IW_QUAL_QUAL_UPDATED
2586 | IW_QUAL_LEVEL_UPDATED
2587 | IW_QUAL_NOISE_INVALID
2588 | IW_QUAL_QUAL_INVALID
2589 | IW_QUAL_LEVEL_INVALID
;
2591 rndis_wext_get_caps(usbdev
);
2592 set_default_iw_params(usbdev
);
2596 disassociate(usbdev
, 1);
2597 netif_carrier_off(usbdev
->net
);
2599 /* because rndis_command() sleeps we need to use workqueue */
2600 priv
->workqueue
= create_singlethread_workqueue("rndis_wlan");
2601 INIT_DELAYED_WORK(&priv
->stats_work
, rndis_update_wireless_stats
);
2602 queue_delayed_work(priv
->workqueue
, &priv
->stats_work
,
2603 round_jiffies_relative(STATS_UPDATE_JIFFIES
));
2604 INIT_WORK(&priv
->work
, rndis_wext_worker
);
2614 static void rndis_wext_unbind(struct usbnet
*usbdev
, struct usb_interface
*intf
)
2616 struct rndis_wext_private
*priv
= get_rndis_wext_priv(usbdev
);
2618 /* turn radio off */
2619 disassociate(usbdev
, 0);
2621 cancel_delayed_work_sync(&priv
->stats_work
);
2622 cancel_work_sync(&priv
->work
);
2623 flush_workqueue(priv
->workqueue
);
2624 destroy_workqueue(priv
->workqueue
);
2626 if (priv
&& priv
->wpa_ie_len
)
2627 kfree(priv
->wpa_ie
);
2630 rndis_unbind(usbdev
, intf
);
2634 static int rndis_wext_reset(struct usbnet
*usbdev
)
2636 return deauthenticate(usbdev
);
2640 static const struct driver_info bcm4320b_info
= {
2641 .description
= "Wireless RNDIS device, BCM4320b based",
2642 .flags
= FLAG_WLAN
| FLAG_FRAMING_RN
| FLAG_NO_SETINT
,
2643 .bind
= rndis_wext_bind
,
2644 .unbind
= rndis_wext_unbind
,
2645 .status
= rndis_status
,
2646 .rx_fixup
= rndis_rx_fixup
,
2647 .tx_fixup
= rndis_tx_fixup
,
2648 .reset
= rndis_wext_reset
,
2649 .early_init
= bcm4320_early_init
,
2650 .link_change
= rndis_wext_link_change
,
2653 static const struct driver_info bcm4320a_info
= {
2654 .description
= "Wireless RNDIS device, BCM4320a based",
2655 .flags
= FLAG_WLAN
| FLAG_FRAMING_RN
| FLAG_NO_SETINT
,
2656 .bind
= rndis_wext_bind
,
2657 .unbind
= rndis_wext_unbind
,
2658 .status
= rndis_status
,
2659 .rx_fixup
= rndis_rx_fixup
,
2660 .tx_fixup
= rndis_tx_fixup
,
2661 .reset
= rndis_wext_reset
,
2662 .early_init
= bcm4320_early_init
,
2663 .link_change
= rndis_wext_link_change
,
2666 static const struct driver_info rndis_wext_info
= {
2667 .description
= "Wireless RNDIS device",
2668 .flags
= FLAG_WLAN
| FLAG_FRAMING_RN
| FLAG_NO_SETINT
,
2669 .bind
= rndis_wext_bind
,
2670 .unbind
= rndis_wext_unbind
,
2671 .status
= rndis_status
,
2672 .rx_fixup
= rndis_rx_fixup
,
2673 .tx_fixup
= rndis_tx_fixup
,
2674 .reset
= rndis_wext_reset
,
2675 .early_init
= bcm4320_early_init
,
2676 .link_change
= rndis_wext_link_change
,
2679 /*-------------------------------------------------------------------------*/
2681 static const struct usb_device_id products
[] = {
2682 #define RNDIS_MASTER_INTERFACE \
2683 .bInterfaceClass = USB_CLASS_COMM, \
2684 .bInterfaceSubClass = 2 /* ACM */, \
2685 .bInterfaceProtocol = 0x0ff
2687 /* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom
2688 * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki.
2691 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2692 | USB_DEVICE_ID_MATCH_DEVICE
,
2694 .idProduct
= 0x00bc, /* Buffalo WLI-U2-KG125S */
2695 RNDIS_MASTER_INTERFACE
,
2696 .driver_info
= (unsigned long) &bcm4320b_info
,
2698 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2699 | USB_DEVICE_ID_MATCH_DEVICE
,
2701 .idProduct
= 0x011b, /* U.S. Robotics USR5421 */
2702 RNDIS_MASTER_INTERFACE
,
2703 .driver_info
= (unsigned long) &bcm4320b_info
,
2705 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2706 | USB_DEVICE_ID_MATCH_DEVICE
,
2708 .idProduct
= 0x011b, /* Belkin F5D7051 */
2709 RNDIS_MASTER_INTERFACE
,
2710 .driver_info
= (unsigned long) &bcm4320b_info
,
2712 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2713 | USB_DEVICE_ID_MATCH_DEVICE
,
2714 .idVendor
= 0x1799, /* Belkin has two vendor ids */
2715 .idProduct
= 0x011b, /* Belkin F5D7051 */
2716 RNDIS_MASTER_INTERFACE
,
2717 .driver_info
= (unsigned long) &bcm4320b_info
,
2719 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2720 | USB_DEVICE_ID_MATCH_DEVICE
,
2722 .idProduct
= 0x0014, /* Linksys WUSB54GSv2 */
2723 RNDIS_MASTER_INTERFACE
,
2724 .driver_info
= (unsigned long) &bcm4320b_info
,
2726 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2727 | USB_DEVICE_ID_MATCH_DEVICE
,
2729 .idProduct
= 0x0026, /* Linksys WUSB54GSC */
2730 RNDIS_MASTER_INTERFACE
,
2731 .driver_info
= (unsigned long) &bcm4320b_info
,
2733 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2734 | USB_DEVICE_ID_MATCH_DEVICE
,
2736 .idProduct
= 0x1717, /* Asus WL169gE */
2737 RNDIS_MASTER_INTERFACE
,
2738 .driver_info
= (unsigned long) &bcm4320b_info
,
2740 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2741 | USB_DEVICE_ID_MATCH_DEVICE
,
2743 .idProduct
= 0xd11b, /* Eminent EM4045 */
2744 RNDIS_MASTER_INTERFACE
,
2745 .driver_info
= (unsigned long) &bcm4320b_info
,
2747 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2748 | USB_DEVICE_ID_MATCH_DEVICE
,
2750 .idProduct
= 0x0715, /* BT Voyager 1055 */
2751 RNDIS_MASTER_INTERFACE
,
2752 .driver_info
= (unsigned long) &bcm4320b_info
,
2754 /* These devices have DriverVer < 4.xx.xx.xx and do not have any custom
2755 * parameters available, hardware probably contain older firmware version with
2756 * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki.
2759 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2760 | USB_DEVICE_ID_MATCH_DEVICE
,
2762 .idProduct
= 0x000e, /* Linksys WUSB54GSv1 */
2763 RNDIS_MASTER_INTERFACE
,
2764 .driver_info
= (unsigned long) &bcm4320a_info
,
2766 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2767 | USB_DEVICE_ID_MATCH_DEVICE
,
2769 .idProduct
= 0x0111, /* U.S. Robotics USR5420 */
2770 RNDIS_MASTER_INTERFACE
,
2771 .driver_info
= (unsigned long) &bcm4320a_info
,
2773 .match_flags
= USB_DEVICE_ID_MATCH_INT_INFO
2774 | USB_DEVICE_ID_MATCH_DEVICE
,
2776 .idProduct
= 0x004b, /* BUFFALO WLI-USB-G54 */
2777 RNDIS_MASTER_INTERFACE
,
2778 .driver_info
= (unsigned long) &bcm4320a_info
,
2780 /* Generic Wireless RNDIS devices that we don't have exact
2781 * idVendor/idProduct/chip yet.
2784 /* RNDIS is MSFT's un-official variant of CDC ACM */
2785 USB_INTERFACE_INFO(USB_CLASS_COMM
, 2 /* ACM */, 0x0ff),
2786 .driver_info
= (unsigned long) &rndis_wext_info
,
2788 /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */
2789 USB_INTERFACE_INFO(USB_CLASS_MISC
, 1, 1),
2790 .driver_info
= (unsigned long) &rndis_wext_info
,
2794 MODULE_DEVICE_TABLE(usb
, products
);
2796 static struct usb_driver rndis_wlan_driver
= {
2797 .name
= "rndis_wlan",
2798 .id_table
= products
,
2799 .probe
= usbnet_probe
,
2800 .disconnect
= usbnet_disconnect
,
2801 .suspend
= usbnet_suspend
,
2802 .resume
= usbnet_resume
,
2805 static int __init
rndis_wlan_init(void)
2807 return usb_register(&rndis_wlan_driver
);
2809 module_init(rndis_wlan_init
);
2811 static void __exit
rndis_wlan_exit(void)
2813 usb_deregister(&rndis_wlan_driver
);
2815 module_exit(rndis_wlan_exit
);
2817 MODULE_AUTHOR("Bjorge Dijkstra");
2818 MODULE_AUTHOR("Jussi Kivilinna");
2819 MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters");
2820 MODULE_LICENSE("GPL");