2 * Marvell Wireless LAN device driver: CFG80211
4 * Copyright (C) 2011, Marvell International Ltd.
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
24 * This function maps the nl802.11 channel type into driver channel type.
26 * The mapping is as follows -
27 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
28 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
29 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
30 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
31 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
34 mwifiex_cfg80211_channel_type_to_sec_chan_offset(enum nl80211_channel_type
37 switch (channel_type
) {
38 case NL80211_CHAN_NO_HT
:
39 case NL80211_CHAN_HT20
:
40 return IEEE80211_HT_PARAM_CHA_SEC_NONE
;
41 case NL80211_CHAN_HT40PLUS
:
42 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE
;
43 case NL80211_CHAN_HT40MINUS
:
44 return IEEE80211_HT_PARAM_CHA_SEC_BELOW
;
46 return IEEE80211_HT_PARAM_CHA_SEC_NONE
;
51 * This function checks whether WEP is set.
54 mwifiex_is_alg_wep(u32 cipher
)
57 case WLAN_CIPHER_SUITE_WEP40
:
58 case WLAN_CIPHER_SUITE_WEP104
:
68 * This function retrieves the private structure from kernel wiphy structure.
70 static void *mwifiex_cfg80211_get_priv(struct wiphy
*wiphy
)
72 return (void *) (*(unsigned long *) wiphy_priv(wiphy
));
76 * CFG802.11 operation handler to delete a network key.
79 mwifiex_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
80 u8 key_index
, bool pairwise
, const u8
*mac_addr
)
82 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
84 if (mwifiex_set_encode(priv
, NULL
, 0, key_index
, 1)) {
85 wiphy_err(wiphy
, "deleting the crypto keys\n");
89 wiphy_dbg(wiphy
, "info: crypto keys deleted\n");
94 * CFG802.11 operation handler to set Tx power.
97 mwifiex_cfg80211_set_tx_power(struct wiphy
*wiphy
,
98 enum nl80211_tx_power_setting type
,
101 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
102 struct mwifiex_power_cfg power_cfg
;
103 int dbm
= MBM_TO_DBM(mbm
);
105 if (type
== NL80211_TX_POWER_FIXED
) {
106 power_cfg
.is_power_auto
= 0;
107 power_cfg
.power_level
= dbm
;
109 power_cfg
.is_power_auto
= 1;
112 return mwifiex_set_tx_power(priv
, &power_cfg
);
116 * CFG802.11 operation handler to set Power Save option.
118 * The timeout value, if provided, is currently ignored.
121 mwifiex_cfg80211_set_power_mgmt(struct wiphy
*wiphy
,
122 struct net_device
*dev
,
123 bool enabled
, int timeout
)
125 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
130 "info: ignoring the timeout value"
131 " for IEEE power save\n");
135 return mwifiex_drv_set_power(priv
, &ps_mode
);
139 * CFG802.11 operation handler to set the default network key.
142 mwifiex_cfg80211_set_default_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
143 u8 key_index
, bool unicast
,
146 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
148 /* Return if WEP key not configured */
149 if (priv
->sec_info
.wep_status
== MWIFIEX_802_11_WEP_DISABLED
)
152 if (mwifiex_set_encode(priv
, NULL
, 0, key_index
, 0)) {
153 wiphy_err(wiphy
, "set default Tx key index\n");
161 * CFG802.11 operation handler to add a network key.
164 mwifiex_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
165 u8 key_index
, bool pairwise
, const u8
*mac_addr
,
166 struct key_params
*params
)
168 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
170 if (mwifiex_set_encode(priv
, params
->key
, params
->key_len
,
172 wiphy_err(wiphy
, "crypto keys added\n");
180 * This function sends domain information to the firmware.
182 * The following information are passed to the firmware -
184 * - Sub bands (first channel, number of channels, maximum Tx power)
186 static int mwifiex_send_domain_info_cmd_fw(struct wiphy
*wiphy
)
188 u8 no_of_triplet
= 0;
189 struct ieee80211_country_ie_triplet
*t
;
190 u8 no_of_parsed_chan
= 0;
191 u8 first_chan
= 0, next_chan
= 0, max_pwr
= 0;
193 enum ieee80211_band band
;
194 struct ieee80211_supported_band
*sband
;
195 struct ieee80211_channel
*ch
;
196 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
197 struct mwifiex_adapter
*adapter
= priv
->adapter
;
198 struct mwifiex_802_11d_domain_reg
*domain_info
= &adapter
->domain_reg
;
200 /* Set country code */
201 domain_info
->country_code
[0] = priv
->country_code
[0];
202 domain_info
->country_code
[1] = priv
->country_code
[1];
203 domain_info
->country_code
[2] = ' ';
205 band
= mwifiex_band_to_radio_type(adapter
->config_bands
);
206 if (!wiphy
->bands
[band
]) {
207 wiphy_err(wiphy
, "11D: setting domain info in FW\n");
211 sband
= wiphy
->bands
[band
];
213 for (i
= 0; i
< sband
->n_channels
; i
++) {
214 ch
= &sband
->channels
[i
];
215 if (ch
->flags
& IEEE80211_CHAN_DISABLED
)
220 first_chan
= (u32
) ch
->hw_value
;
221 next_chan
= first_chan
;
222 max_pwr
= ch
->max_power
;
223 no_of_parsed_chan
= 1;
227 if (ch
->hw_value
== next_chan
+ 1 &&
228 ch
->max_power
== max_pwr
) {
232 t
= &domain_info
->triplet
[no_of_triplet
];
233 t
->chans
.first_channel
= first_chan
;
234 t
->chans
.num_channels
= no_of_parsed_chan
;
235 t
->chans
.max_power
= max_pwr
;
237 first_chan
= (u32
) ch
->hw_value
;
238 next_chan
= first_chan
;
239 max_pwr
= ch
->max_power
;
240 no_of_parsed_chan
= 1;
245 t
= &domain_info
->triplet
[no_of_triplet
];
246 t
->chans
.first_channel
= first_chan
;
247 t
->chans
.num_channels
= no_of_parsed_chan
;
248 t
->chans
.max_power
= max_pwr
;
252 domain_info
->no_of_triplet
= no_of_triplet
;
254 if (mwifiex_send_cmd_async(priv
, HostCmd_CMD_802_11D_DOMAIN_INFO
,
255 HostCmd_ACT_GEN_SET
, 0, NULL
)) {
256 wiphy_err(wiphy
, "11D: setting domain info in FW\n");
264 * CFG802.11 regulatory domain callback function.
266 * This function is called when the regulatory domain is changed due to the
267 * following reasons -
269 * - Set by system core
271 * - Set bt Country IE
273 static int mwifiex_reg_notifier(struct wiphy
*wiphy
,
274 struct regulatory_request
*request
)
276 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
278 wiphy_dbg(wiphy
, "info: cfg80211 regulatory domain callback for domain"
279 " %c%c\n", request
->alpha2
[0], request
->alpha2
[1]);
281 memcpy(priv
->country_code
, request
->alpha2
, sizeof(request
->alpha2
));
283 switch (request
->initiator
) {
284 case NL80211_REGDOM_SET_BY_DRIVER
:
285 case NL80211_REGDOM_SET_BY_CORE
:
286 case NL80211_REGDOM_SET_BY_USER
:
288 /* Todo: apply driver specific changes in channel flags based
289 on the request initiator if necessary. */
290 case NL80211_REGDOM_SET_BY_COUNTRY_IE
:
293 mwifiex_send_domain_info_cmd_fw(wiphy
);
299 * This function sets the RF channel.
301 * This function creates multiple IOCTL requests, populates them accordingly
302 * and issues them to set the band/channel and frequency.
305 mwifiex_set_rf_channel(struct mwifiex_private
*priv
,
306 struct ieee80211_channel
*chan
,
307 enum nl80211_channel_type channel_type
)
309 struct mwifiex_chan_freq_power cfp
;
310 u32 config_bands
= 0;
311 struct wiphy
*wiphy
= priv
->wdev
->wiphy
;
312 struct mwifiex_adapter
*adapter
= priv
->adapter
;
315 /* Set appropriate bands */
316 if (chan
->band
== IEEE80211_BAND_2GHZ
) {
317 if (channel_type
== NL80211_CHAN_NO_HT
)
318 if (priv
->adapter
->config_bands
== BAND_B
||
319 priv
->adapter
->config_bands
== BAND_G
)
321 priv
->adapter
->config_bands
;
323 config_bands
= BAND_B
| BAND_G
;
325 config_bands
= BAND_B
| BAND_G
| BAND_GN
;
327 if (channel_type
== NL80211_CHAN_NO_HT
)
328 config_bands
= BAND_A
;
330 config_bands
= BAND_AN
| BAND_A
;
333 if (!((config_bands
| adapter
->fw_bands
) &
334 ~adapter
->fw_bands
)) {
335 adapter
->config_bands
= config_bands
;
336 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
337 adapter
->adhoc_start_band
= config_bands
;
338 if ((config_bands
& BAND_GN
) ||
339 (config_bands
& BAND_AN
))
340 adapter
->adhoc_11n_enabled
= true;
342 adapter
->adhoc_11n_enabled
= false;
345 adapter
->sec_chan_offset
=
346 mwifiex_cfg80211_channel_type_to_sec_chan_offset
348 adapter
->channel_type
= channel_type
;
350 mwifiex_send_domain_info_cmd_fw(wiphy
);
353 wiphy_dbg(wiphy
, "info: setting band %d, channel offset %d and "
354 "mode %d\n", config_bands
, adapter
->sec_chan_offset
,
359 memset(&cfp
, 0, sizeof(cfp
));
360 cfp
.freq
= chan
->center_freq
;
361 cfp
.channel
= ieee80211_frequency_to_channel(chan
->center_freq
);
363 if (mwifiex_bss_set_channel(priv
, &cfp
))
366 return mwifiex_drv_change_adhoc_chan(priv
, cfp
.channel
);
370 * CFG802.11 operation handler to set channel.
372 * This function can only be used when station is not connected.
375 mwifiex_cfg80211_set_channel(struct wiphy
*wiphy
, struct net_device
*dev
,
376 struct ieee80211_channel
*chan
,
377 enum nl80211_channel_type channel_type
)
379 struct mwifiex_private
*priv
;
382 priv
= mwifiex_netdev_get_priv(dev
);
384 priv
= mwifiex_cfg80211_get_priv(wiphy
);
386 if (priv
->media_connected
) {
387 wiphy_err(wiphy
, "This setting is valid only when station "
388 "is not connected\n");
392 return mwifiex_set_rf_channel(priv
, chan
, channel_type
);
396 * This function sets the fragmentation threshold.
398 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
399 * and MWIFIEX_FRAG_MAX_VALUE.
402 mwifiex_set_frag(struct mwifiex_private
*priv
, u32 frag_thr
)
406 if (frag_thr
< MWIFIEX_FRAG_MIN_VALUE
407 || frag_thr
> MWIFIEX_FRAG_MAX_VALUE
)
410 /* Send request to firmware */
411 ret
= mwifiex_send_cmd_sync(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
412 HostCmd_ACT_GEN_SET
, FRAG_THRESH_I
,
419 * This function sets the RTS threshold.
421 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
422 * and MWIFIEX_RTS_MAX_VALUE.
425 mwifiex_set_rts(struct mwifiex_private
*priv
, u32 rts_thr
)
427 if (rts_thr
< MWIFIEX_RTS_MIN_VALUE
|| rts_thr
> MWIFIEX_RTS_MAX_VALUE
)
428 rts_thr
= MWIFIEX_RTS_MAX_VALUE
;
430 return mwifiex_send_cmd_sync(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
431 HostCmd_ACT_GEN_SET
, RTS_THRESH_I
,
436 * CFG802.11 operation handler to set wiphy parameters.
438 * This function can be used to set the RTS threshold and the
439 * Fragmentation threshold of the driver.
442 mwifiex_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
444 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
447 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
) {
448 ret
= mwifiex_set_rts(priv
, wiphy
->rts_threshold
);
453 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
)
454 ret
= mwifiex_set_frag(priv
, wiphy
->frag_threshold
);
460 * CFG802.11 operation handler to change interface type.
463 mwifiex_cfg80211_change_virtual_intf(struct wiphy
*wiphy
,
464 struct net_device
*dev
,
465 enum nl80211_iftype type
, u32
*flags
,
466 struct vif_params
*params
)
469 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
471 if (priv
->bss_mode
== type
) {
472 wiphy_warn(wiphy
, "already set to required type\n");
476 priv
->bss_mode
= type
;
479 case NL80211_IFTYPE_ADHOC
:
480 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_ADHOC
;
481 wiphy_dbg(wiphy
, "info: setting interface type to adhoc\n");
483 case NL80211_IFTYPE_STATION
:
484 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_STATION
;
485 wiphy_dbg(wiphy
, "info: setting interface type to managed\n");
487 case NL80211_IFTYPE_UNSPECIFIED
:
488 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_STATION
;
489 wiphy_dbg(wiphy
, "info: setting interface type to auto\n");
492 wiphy_err(wiphy
, "unknown interface type: %d\n", type
);
496 mwifiex_deauthenticate(priv
, NULL
);
498 priv
->sec_info
.authentication_mode
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
500 ret
= mwifiex_send_cmd_sync(priv
, HostCmd_CMD_SET_BSS_MODE
,
501 HostCmd_ACT_GEN_SET
, 0, NULL
);
507 * This function dumps the station information on a buffer.
509 * The following information are shown -
510 * - Total bytes transmitted
511 * - Total bytes received
512 * - Total packets transmitted
513 * - Total packets received
514 * - Signal quality level
515 * - Transmission rate
518 mwifiex_dump_station_info(struct mwifiex_private
*priv
,
519 struct station_info
*sinfo
)
521 struct mwifiex_ds_get_signal signal
;
522 struct mwifiex_rate_cfg rate
;
525 sinfo
->filled
= STATION_INFO_RX_BYTES
| STATION_INFO_TX_BYTES
|
526 STATION_INFO_RX_PACKETS
|
527 STATION_INFO_TX_PACKETS
528 | STATION_INFO_SIGNAL
| STATION_INFO_TX_BITRATE
;
530 /* Get signal information from the firmware */
531 memset(&signal
, 0, sizeof(struct mwifiex_ds_get_signal
));
532 if (mwifiex_get_signal_info(priv
, &signal
)) {
533 dev_err(priv
->adapter
->dev
, "getting signal information\n");
537 if (mwifiex_drv_get_data_rate(priv
, &rate
)) {
538 dev_err(priv
->adapter
->dev
, "getting data rate\n");
542 /* Get DTIM period information from firmware */
543 mwifiex_send_cmd_sync(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
544 HostCmd_ACT_GEN_GET
, DTIM_PERIOD_I
,
548 * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid
549 * MCS index values for us are 0 to 7.
551 if ((priv
->tx_htinfo
& BIT(0)) && (priv
->tx_rate
< 8)) {
552 sinfo
->txrate
.mcs
= priv
->tx_rate
;
553 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_MCS
;
555 if (priv
->tx_htinfo
& BIT(1))
556 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_40_MHZ_WIDTH
;
558 if (priv
->tx_htinfo
& BIT(2))
559 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_SHORT_GI
;
562 sinfo
->rx_bytes
= priv
->stats
.rx_bytes
;
563 sinfo
->tx_bytes
= priv
->stats
.tx_bytes
;
564 sinfo
->rx_packets
= priv
->stats
.rx_packets
;
565 sinfo
->tx_packets
= priv
->stats
.tx_packets
;
566 sinfo
->signal
= priv
->qual_level
;
567 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
568 sinfo
->txrate
.legacy
= rate
.rate
* 5;
570 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
) {
571 sinfo
->filled
|= STATION_INFO_BSS_PARAM
;
572 sinfo
->bss_param
.flags
= 0;
573 if (priv
->curr_bss_params
.bss_descriptor
.cap_info_bitmap
&
574 WLAN_CAPABILITY_SHORT_PREAMBLE
)
575 sinfo
->bss_param
.flags
|=
576 BSS_PARAM_FLAGS_SHORT_PREAMBLE
;
577 if (priv
->curr_bss_params
.bss_descriptor
.cap_info_bitmap
&
578 WLAN_CAPABILITY_SHORT_SLOT_TIME
)
579 sinfo
->bss_param
.flags
|=
580 BSS_PARAM_FLAGS_SHORT_SLOT_TIME
;
581 sinfo
->bss_param
.dtim_period
= priv
->dtim_period
;
582 sinfo
->bss_param
.beacon_interval
=
583 priv
->curr_bss_params
.bss_descriptor
.beacon_period
;
590 * CFG802.11 operation handler to get station information.
592 * This function only works in connected mode, and dumps the
593 * requested station information, if available.
596 mwifiex_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*dev
,
597 u8
*mac
, struct station_info
*sinfo
)
599 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
601 if (!priv
->media_connected
)
603 if (memcmp(mac
, priv
->cfg_bssid
, ETH_ALEN
))
606 return mwifiex_dump_station_info(priv
, sinfo
);
609 /* Supported rates to be advertised to the cfg80211 */
611 static struct ieee80211_rate mwifiex_rates
[] = {
612 {.bitrate
= 10, .hw_value
= 2, },
613 {.bitrate
= 20, .hw_value
= 4, },
614 {.bitrate
= 55, .hw_value
= 11, },
615 {.bitrate
= 110, .hw_value
= 22, },
616 {.bitrate
= 220, .hw_value
= 44, },
617 {.bitrate
= 60, .hw_value
= 12, },
618 {.bitrate
= 90, .hw_value
= 18, },
619 {.bitrate
= 120, .hw_value
= 24, },
620 {.bitrate
= 180, .hw_value
= 36, },
621 {.bitrate
= 240, .hw_value
= 48, },
622 {.bitrate
= 360, .hw_value
= 72, },
623 {.bitrate
= 480, .hw_value
= 96, },
624 {.bitrate
= 540, .hw_value
= 108, },
625 {.bitrate
= 720, .hw_value
= 144, },
628 /* Channel definitions to be advertised to cfg80211 */
630 static struct ieee80211_channel mwifiex_channels_2ghz
[] = {
631 {.center_freq
= 2412, .hw_value
= 1, },
632 {.center_freq
= 2417, .hw_value
= 2, },
633 {.center_freq
= 2422, .hw_value
= 3, },
634 {.center_freq
= 2427, .hw_value
= 4, },
635 {.center_freq
= 2432, .hw_value
= 5, },
636 {.center_freq
= 2437, .hw_value
= 6, },
637 {.center_freq
= 2442, .hw_value
= 7, },
638 {.center_freq
= 2447, .hw_value
= 8, },
639 {.center_freq
= 2452, .hw_value
= 9, },
640 {.center_freq
= 2457, .hw_value
= 10, },
641 {.center_freq
= 2462, .hw_value
= 11, },
642 {.center_freq
= 2467, .hw_value
= 12, },
643 {.center_freq
= 2472, .hw_value
= 13, },
644 {.center_freq
= 2484, .hw_value
= 14, },
647 static struct ieee80211_supported_band mwifiex_band_2ghz
= {
648 .channels
= mwifiex_channels_2ghz
,
649 .n_channels
= ARRAY_SIZE(mwifiex_channels_2ghz
),
650 .bitrates
= mwifiex_rates
,
654 static struct ieee80211_channel mwifiex_channels_5ghz
[] = {
655 {.center_freq
= 5040, .hw_value
= 8, },
656 {.center_freq
= 5060, .hw_value
= 12, },
657 {.center_freq
= 5080, .hw_value
= 16, },
658 {.center_freq
= 5170, .hw_value
= 34, },
659 {.center_freq
= 5190, .hw_value
= 38, },
660 {.center_freq
= 5210, .hw_value
= 42, },
661 {.center_freq
= 5230, .hw_value
= 46, },
662 {.center_freq
= 5180, .hw_value
= 36, },
663 {.center_freq
= 5200, .hw_value
= 40, },
664 {.center_freq
= 5220, .hw_value
= 44, },
665 {.center_freq
= 5240, .hw_value
= 48, },
666 {.center_freq
= 5260, .hw_value
= 52, },
667 {.center_freq
= 5280, .hw_value
= 56, },
668 {.center_freq
= 5300, .hw_value
= 60, },
669 {.center_freq
= 5320, .hw_value
= 64, },
670 {.center_freq
= 5500, .hw_value
= 100, },
671 {.center_freq
= 5520, .hw_value
= 104, },
672 {.center_freq
= 5540, .hw_value
= 108, },
673 {.center_freq
= 5560, .hw_value
= 112, },
674 {.center_freq
= 5580, .hw_value
= 116, },
675 {.center_freq
= 5600, .hw_value
= 120, },
676 {.center_freq
= 5620, .hw_value
= 124, },
677 {.center_freq
= 5640, .hw_value
= 128, },
678 {.center_freq
= 5660, .hw_value
= 132, },
679 {.center_freq
= 5680, .hw_value
= 136, },
680 {.center_freq
= 5700, .hw_value
= 140, },
681 {.center_freq
= 5745, .hw_value
= 149, },
682 {.center_freq
= 5765, .hw_value
= 153, },
683 {.center_freq
= 5785, .hw_value
= 157, },
684 {.center_freq
= 5805, .hw_value
= 161, },
685 {.center_freq
= 5825, .hw_value
= 165, },
688 static struct ieee80211_supported_band mwifiex_band_5ghz
= {
689 .channels
= mwifiex_channels_5ghz
,
690 .n_channels
= ARRAY_SIZE(mwifiex_channels_5ghz
),
691 .bitrates
= mwifiex_rates
- 4,
692 .n_bitrates
= ARRAY_SIZE(mwifiex_rates
) + 4,
696 /* Supported crypto cipher suits to be advertised to cfg80211 */
698 static const u32 mwifiex_cipher_suites
[] = {
699 WLAN_CIPHER_SUITE_WEP40
,
700 WLAN_CIPHER_SUITE_WEP104
,
701 WLAN_CIPHER_SUITE_TKIP
,
702 WLAN_CIPHER_SUITE_CCMP
,
706 * CFG802.11 operation handler for setting bit rates.
708 * Function selects legacy bang B/G/BG from corresponding bitrates selection.
709 * Currently only 2.4GHz band is supported.
711 static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy
*wiphy
,
712 struct net_device
*dev
,
714 const struct cfg80211_bitrate_mask
*mask
)
716 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
717 int index
= 0, mode
= 0, i
;
718 struct mwifiex_adapter
*adapter
= priv
->adapter
;
720 /* Currently only 2.4GHz is supported */
721 for (i
= 0; i
< mwifiex_band_2ghz
.n_bitrates
; i
++) {
723 * Rates below 6 Mbps in the table are CCK rates; 802.11b
724 * and from 6 they are OFDM; 802.11G
726 if (mwifiex_rates
[i
].bitrate
== 60) {
732 if (mask
->control
[IEEE80211_BAND_2GHZ
].legacy
< index
) {
736 if (mask
->control
[IEEE80211_BAND_2GHZ
].legacy
% index
)
740 if (!((mode
| adapter
->fw_bands
) & ~adapter
->fw_bands
)) {
741 adapter
->config_bands
= mode
;
742 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
743 adapter
->adhoc_start_band
= mode
;
744 adapter
->adhoc_11n_enabled
= false;
747 adapter
->sec_chan_offset
= IEEE80211_HT_PARAM_CHA_SEC_NONE
;
748 adapter
->channel_type
= NL80211_CHAN_NO_HT
;
750 wiphy_debug(wiphy
, "info: device configured in 802.11%s%s mode\n",
751 (mode
& BAND_B
) ? "b" : "",
752 (mode
& BAND_G
) ? "g" : "");
758 * CFG802.11 operation handler for disconnection request.
760 * This function does not work when there is already a disconnection
761 * procedure going on.
764 mwifiex_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*dev
,
767 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
769 if (mwifiex_deauthenticate(priv
, NULL
))
772 wiphy_dbg(wiphy
, "info: successfully disconnected from %pM:"
773 " reason code %d\n", priv
->cfg_bssid
, reason_code
);
775 memset(priv
->cfg_bssid
, 0, ETH_ALEN
);
781 * This function informs the CFG802.11 subsystem of a new IBSS.
783 * The following information are sent to the CFG802.11 subsystem
784 * to register the new IBSS. If we do not register the new IBSS,
785 * a kernel panic will result.
791 static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private
*priv
)
793 struct ieee80211_channel
*chan
;
794 struct mwifiex_bss_info bss_info
;
795 struct cfg80211_bss
*bss
;
797 u8 ie_buf
[IEEE80211_MAX_SSID_LEN
+ sizeof(struct ieee_types_header
)];
798 enum ieee80211_band band
;
800 if (mwifiex_get_bss_info(priv
, &bss_info
))
803 ie_buf
[0] = WLAN_EID_SSID
;
804 ie_buf
[1] = bss_info
.ssid
.ssid_len
;
806 memcpy(&ie_buf
[sizeof(struct ieee_types_header
)],
808 bss_info
.ssid
.ssid_len
);
809 ie_len
= ie_buf
[1] + sizeof(struct ieee_types_header
);
811 band
= mwifiex_band_to_radio_type(priv
->curr_bss_params
.band
);
812 chan
= __ieee80211_get_channel(priv
->wdev
->wiphy
,
813 ieee80211_channel_to_frequency(bss_info
.bss_chan
,
816 bss
= cfg80211_inform_bss(priv
->wdev
->wiphy
, chan
,
817 bss_info
.bssid
, 0, WLAN_CAPABILITY_IBSS
,
818 0, ie_buf
, ie_len
, 0, GFP_KERNEL
);
819 cfg80211_put_bss(bss
);
820 memcpy(priv
->cfg_bssid
, bss_info
.bssid
, ETH_ALEN
);
826 * This function connects with a BSS.
828 * This function handles both Infra and Ad-Hoc modes. It also performs
829 * validity checking on the provided parameters, disconnects from the
830 * current BSS (if any), sets up the association/scan parameters,
831 * including security settings, and performs specific SSID scan before
834 * For Infra mode, the function returns failure if the specified SSID
835 * is not found in scan table. However, for Ad-Hoc mode, it can create
836 * the IBSS if it does not exist. On successful completion in either case,
837 * the function notifies the CFG802.11 subsystem of the new BSS connection.
840 mwifiex_cfg80211_assoc(struct mwifiex_private
*priv
, size_t ssid_len
, u8
*ssid
,
841 u8
*bssid
, int mode
, struct ieee80211_channel
*channel
,
842 struct cfg80211_connect_params
*sme
, bool privacy
)
844 struct mwifiex_802_11_ssid req_ssid
;
845 int ret
, auth_type
= 0;
846 struct cfg80211_bss
*bss
= NULL
;
847 u8 is_scanning_required
= 0;
849 memset(&req_ssid
, 0, sizeof(struct mwifiex_802_11_ssid
));
851 req_ssid
.ssid_len
= ssid_len
;
852 if (ssid_len
> IEEE80211_MAX_SSID_LEN
) {
853 dev_err(priv
->adapter
->dev
, "invalid SSID - aborting\n");
857 memcpy(req_ssid
.ssid
, ssid
, ssid_len
);
858 if (!req_ssid
.ssid_len
|| req_ssid
.ssid
[0] < 0x20) {
859 dev_err(priv
->adapter
->dev
, "invalid SSID - aborting\n");
863 /* disconnect before try to associate */
864 mwifiex_deauthenticate(priv
, NULL
);
867 ret
= mwifiex_set_rf_channel(priv
, channel
,
868 priv
->adapter
->channel_type
);
870 ret
= mwifiex_set_encode(priv
, NULL
, 0, 0, 1); /* Disable keys */
872 if (mode
== NL80211_IFTYPE_ADHOC
) {
873 /* "privacy" is set only for ad-hoc mode */
876 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
877 * the firmware can find a matching network from the
878 * scan. The cfg80211 does not give us the encryption
879 * mode at this stage so just setting it to WEP here.
881 priv
->sec_info
.encryption_mode
=
882 WLAN_CIPHER_SUITE_WEP104
;
883 priv
->sec_info
.authentication_mode
=
884 NL80211_AUTHTYPE_OPEN_SYSTEM
;
890 /* Now handle infra mode. "sme" is valid for infra mode only */
891 if (sme
->auth_type
== NL80211_AUTHTYPE_AUTOMATIC
892 || sme
->auth_type
== NL80211_AUTHTYPE_OPEN_SYSTEM
)
893 auth_type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
894 else if (sme
->auth_type
== NL80211_AUTHTYPE_SHARED_KEY
)
895 auth_type
= NL80211_AUTHTYPE_SHARED_KEY
;
897 if (sme
->crypto
.n_ciphers_pairwise
) {
898 priv
->sec_info
.encryption_mode
=
899 sme
->crypto
.ciphers_pairwise
[0];
900 priv
->sec_info
.authentication_mode
= auth_type
;
903 if (sme
->crypto
.cipher_group
) {
904 priv
->sec_info
.encryption_mode
= sme
->crypto
.cipher_group
;
905 priv
->sec_info
.authentication_mode
= auth_type
;
908 ret
= mwifiex_set_gen_ie(priv
, sme
->ie
, sme
->ie_len
);
911 if (mwifiex_is_alg_wep(priv
->sec_info
.encryption_mode
)) {
912 dev_dbg(priv
->adapter
->dev
,
913 "info: setting wep encryption"
914 " with key len %d\n", sme
->key_len
);
915 ret
= mwifiex_set_encode(priv
, sme
->key
, sme
->key_len
,
920 /* Do specific SSID scanning */
921 if (mwifiex_request_scan(priv
, &req_ssid
)) {
922 dev_err(priv
->adapter
->dev
, "scan error\n");
927 * Scan entries are valid for some time (15 sec). So we can save one
928 * active scan time if we just try cfg80211_get_bss first. If it fails
929 * then request scan and cfg80211_get_bss() again for final output.
932 if (is_scanning_required
) {
933 /* Do specific SSID scanning */
934 if (mwifiex_request_scan(priv
, &req_ssid
)) {
935 dev_err(priv
->adapter
->dev
, "scan error\n");
940 /* Find the BSS we want using available scan results */
941 if (mode
== NL80211_IFTYPE_ADHOC
)
942 bss
= cfg80211_get_bss(priv
->wdev
->wiphy
, channel
,
943 bssid
, ssid
, ssid_len
,
944 WLAN_CAPABILITY_IBSS
,
945 WLAN_CAPABILITY_IBSS
);
947 bss
= cfg80211_get_bss(priv
->wdev
->wiphy
, channel
,
948 bssid
, ssid
, ssid_len
,
950 WLAN_CAPABILITY_ESS
);
953 if (is_scanning_required
) {
954 dev_warn(priv
->adapter
->dev
, "assoc: requested "
955 "bss not found in scan results\n");
958 is_scanning_required
= 1;
960 dev_dbg(priv
->adapter
->dev
, "info: trying to associate to %s and bssid %pM\n",
961 (char *) req_ssid
.ssid
, bss
->bssid
);
962 memcpy(&priv
->cfg_bssid
, bss
->bssid
, ETH_ALEN
);
967 if (mwifiex_bss_start(priv
, bss
, &req_ssid
))
970 if (mode
== NL80211_IFTYPE_ADHOC
) {
971 /* Inform the BSS information to kernel, otherwise
972 * kernel will give a panic after successful assoc */
973 if (mwifiex_cfg80211_inform_ibss_bss(priv
))
981 * CFG802.11 operation handler for association request.
983 * This function does not work when the current mode is set to Ad-Hoc, or
984 * when there is already an association procedure going on. The given BSS
985 * information is used to associate.
988 mwifiex_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*dev
,
989 struct cfg80211_connect_params
*sme
)
991 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
994 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
995 wiphy_err(wiphy
, "received infra assoc request "
996 "when station is in ibss mode\n");
1000 wiphy_dbg(wiphy
, "info: Trying to associate to %s and bssid %pM\n",
1001 (char *) sme
->ssid
, sme
->bssid
);
1003 ret
= mwifiex_cfg80211_assoc(priv
, sme
->ssid_len
, sme
->ssid
, sme
->bssid
,
1004 priv
->bss_mode
, sme
->channel
, sme
, 0);
1007 cfg80211_connect_result(priv
->netdev
, priv
->cfg_bssid
, NULL
, 0,
1008 NULL
, 0, WLAN_STATUS_SUCCESS
,
1010 dev_dbg(priv
->adapter
->dev
,
1011 "info: associated to bssid %pM successfully\n",
1014 dev_dbg(priv
->adapter
->dev
,
1015 "info: association to bssid %pM failed\n",
1017 memset(priv
->cfg_bssid
, 0, ETH_ALEN
);
1024 * CFG802.11 operation handler to join an IBSS.
1026 * This function does not work in any mode other than Ad-Hoc, or if
1027 * a join operation is already in progress.
1030 mwifiex_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*dev
,
1031 struct cfg80211_ibss_params
*params
)
1033 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1036 if (priv
->bss_mode
!= NL80211_IFTYPE_ADHOC
) {
1037 wiphy_err(wiphy
, "request to join ibss received "
1038 "when station is not in ibss mode\n");
1042 wiphy_dbg(wiphy
, "info: trying to join to %s and bssid %pM\n",
1043 (char *) params
->ssid
, params
->bssid
);
1045 ret
= mwifiex_cfg80211_assoc(priv
, params
->ssid_len
, params
->ssid
,
1046 params
->bssid
, priv
->bss_mode
,
1047 params
->channel
, NULL
, params
->privacy
);
1050 cfg80211_ibss_joined(priv
->netdev
, priv
->cfg_bssid
, GFP_KERNEL
);
1051 dev_dbg(priv
->adapter
->dev
,
1052 "info: joined/created adhoc network with bssid"
1053 " %pM successfully\n", priv
->cfg_bssid
);
1055 dev_dbg(priv
->adapter
->dev
,
1056 "info: failed creating/joining adhoc network\n");
1063 * CFG802.11 operation handler to leave an IBSS.
1065 * This function does not work if a leave operation is
1066 * already in progress.
1069 mwifiex_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*dev
)
1071 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1073 wiphy_dbg(wiphy
, "info: disconnecting from essid %pM\n",
1075 if (mwifiex_deauthenticate(priv
, NULL
))
1078 memset(priv
->cfg_bssid
, 0, ETH_ALEN
);
1084 * CFG802.11 operation handler for scan request.
1086 * This function issues a scan request to the firmware based upon
1087 * the user specified scan configuration. On successfull completion,
1088 * it also informs the results.
1091 mwifiex_cfg80211_scan(struct wiphy
*wiphy
, struct net_device
*dev
,
1092 struct cfg80211_scan_request
*request
)
1094 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1096 struct ieee80211_channel
*chan
;
1098 wiphy_dbg(wiphy
, "info: received scan request on %s\n", dev
->name
);
1100 priv
->scan_request
= request
;
1102 priv
->user_scan_cfg
= kzalloc(sizeof(struct mwifiex_user_scan_cfg
),
1104 if (!priv
->user_scan_cfg
) {
1105 dev_err(priv
->adapter
->dev
, "failed to alloc scan_req\n");
1108 for (i
= 0; i
< request
->n_ssids
; i
++) {
1109 memcpy(priv
->user_scan_cfg
->ssid_list
[i
].ssid
,
1110 request
->ssids
[i
].ssid
, request
->ssids
[i
].ssid_len
);
1111 priv
->user_scan_cfg
->ssid_list
[i
].max_len
=
1112 request
->ssids
[i
].ssid_len
;
1114 for (i
= 0; i
< request
->n_channels
; i
++) {
1115 chan
= request
->channels
[i
];
1116 priv
->user_scan_cfg
->chan_list
[i
].chan_number
= chan
->hw_value
;
1117 priv
->user_scan_cfg
->chan_list
[i
].radio_type
= chan
->band
;
1119 if (chan
->flags
& IEEE80211_CHAN_PASSIVE_SCAN
)
1120 priv
->user_scan_cfg
->chan_list
[i
].scan_type
=
1121 MWIFIEX_SCAN_TYPE_PASSIVE
;
1123 priv
->user_scan_cfg
->chan_list
[i
].scan_type
=
1124 MWIFIEX_SCAN_TYPE_ACTIVE
;
1126 priv
->user_scan_cfg
->chan_list
[i
].scan_time
= 0;
1128 if (mwifiex_set_user_scan_ioctl(priv
, priv
->user_scan_cfg
))
1135 * This function sets up the CFG802.11 specific HT capability fields
1136 * with default values.
1138 * The following default values are set -
1139 * - HT Supported = True
1140 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
1141 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
1142 * - HT Capabilities supported by firmware
1143 * - MCS information, Rx mask = 0xff
1144 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
1147 mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap
*ht_info
,
1148 struct mwifiex_private
*priv
)
1151 struct ieee80211_mcs_info mcs_set
;
1152 u8
*mcs
= (u8
*)&mcs_set
;
1153 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1155 ht_info
->ht_supported
= true;
1156 ht_info
->ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
1157 ht_info
->ampdu_density
= IEEE80211_HT_MPDU_DENSITY_NONE
;
1159 memset(&ht_info
->mcs
, 0, sizeof(ht_info
->mcs
));
1161 /* Fill HT capability information */
1162 if (ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
1163 ht_info
->cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
1165 ht_info
->cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
1167 if (ISSUPP_SHORTGI20(adapter
->hw_dot_11n_dev_cap
))
1168 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_20
;
1170 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_20
;
1172 if (ISSUPP_SHORTGI40(adapter
->hw_dot_11n_dev_cap
))
1173 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_40
;
1175 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_40
;
1177 if (ISSUPP_RXSTBC(adapter
->hw_dot_11n_dev_cap
))
1178 ht_info
->cap
|= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT
;
1180 ht_info
->cap
&= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT
);
1182 if (ISSUPP_TXSTBC(adapter
->hw_dot_11n_dev_cap
))
1183 ht_info
->cap
|= IEEE80211_HT_CAP_TX_STBC
;
1185 ht_info
->cap
&= ~IEEE80211_HT_CAP_TX_STBC
;
1187 ht_info
->cap
&= ~IEEE80211_HT_CAP_MAX_AMSDU
;
1188 ht_info
->cap
|= IEEE80211_HT_CAP_SM_PS
;
1190 rx_mcs_supp
= GET_RXMCSSUPP(adapter
->hw_dev_mcs_support
);
1191 /* Set MCS for 1x1 */
1192 memset(mcs
, 0xff, rx_mcs_supp
);
1193 /* Clear all the other values */
1194 memset(&mcs
[rx_mcs_supp
], 0,
1195 sizeof(struct ieee80211_mcs_info
) - rx_mcs_supp
);
1196 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
||
1197 ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
1198 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
1199 SETHT_MCS32(mcs_set
.rx_mask
);
1201 memcpy((u8
*) &ht_info
->mcs
, mcs
, sizeof(struct ieee80211_mcs_info
));
1203 ht_info
->mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
1207 * create a new virtual interface with the given name
1209 struct net_device
*mwifiex_add_virtual_intf(struct wiphy
*wiphy
,
1211 enum nl80211_iftype type
,
1213 struct vif_params
*params
)
1215 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
1216 struct mwifiex_adapter
*adapter
;
1217 struct net_device
*dev
;
1223 adapter
= priv
->adapter
;
1228 case NL80211_IFTYPE_UNSPECIFIED
:
1229 case NL80211_IFTYPE_STATION
:
1230 case NL80211_IFTYPE_ADHOC
:
1231 if (priv
->bss_mode
) {
1232 wiphy_err(wiphy
, "cannot create multiple"
1233 " station/adhoc interfaces\n");
1237 if (type
== NL80211_IFTYPE_UNSPECIFIED
)
1238 priv
->bss_mode
= NL80211_IFTYPE_STATION
;
1240 priv
->bss_mode
= type
;
1242 priv
->bss_type
= MWIFIEX_BSS_TYPE_STA
;
1243 priv
->frame_type
= MWIFIEX_DATA_FRAME_TYPE_ETH_II
;
1244 priv
->bss_priority
= 0;
1245 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
1250 wiphy_err(wiphy
, "type not supported\n");
1254 dev
= alloc_netdev_mq(sizeof(struct mwifiex_private
*), name
,
1257 wiphy_err(wiphy
, "no memory available for netdevice\n");
1261 dev_net_set(dev
, wiphy_net(wiphy
));
1262 dev
->ieee80211_ptr
= priv
->wdev
;
1263 dev
->ieee80211_ptr
->iftype
= priv
->bss_mode
;
1264 memcpy(dev
->dev_addr
, wiphy
->perm_addr
, ETH_ALEN
);
1265 memcpy(dev
->perm_addr
, wiphy
->perm_addr
, ETH_ALEN
);
1266 SET_NETDEV_DEV(dev
, wiphy_dev(wiphy
));
1268 dev
->flags
|= IFF_BROADCAST
| IFF_MULTICAST
;
1269 dev
->watchdog_timeo
= MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT
;
1270 dev
->hard_header_len
+= MWIFIEX_MIN_DATA_HEADER_LEN
;
1272 mdev_priv
= netdev_priv(dev
);
1273 *((unsigned long *) mdev_priv
) = (unsigned long) priv
;
1276 mwifiex_init_priv_params(priv
, dev
);
1278 SET_NETDEV_DEV(dev
, adapter
->dev
);
1280 /* Register network device */
1281 if (register_netdevice(dev
)) {
1282 wiphy_err(wiphy
, "cannot register virtual network device\n");
1286 sema_init(&priv
->async_sem
, 1);
1287 priv
->scan_pending_on_block
= false;
1289 dev_dbg(adapter
->dev
, "info: %s: Marvell 802.11 Adapter\n", dev
->name
);
1291 #ifdef CONFIG_DEBUG_FS
1292 mwifiex_dev_debugfs_init(priv
);
1296 if (dev
&& (dev
->reg_state
== NETREG_UNREGISTERED
))
1298 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
1302 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf
);
1305 * del_virtual_intf: remove the virtual interface determined by dev
1307 int mwifiex_del_virtual_intf(struct wiphy
*wiphy
, struct net_device
*dev
)
1309 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1311 #ifdef CONFIG_DEBUG_FS
1312 mwifiex_dev_debugfs_remove(priv
);
1315 if (!netif_queue_stopped(priv
->netdev
))
1316 netif_stop_queue(priv
->netdev
);
1318 if (netif_carrier_ok(priv
->netdev
))
1319 netif_carrier_off(priv
->netdev
);
1321 if (dev
->reg_state
== NETREG_REGISTERED
)
1322 unregister_netdevice(dev
);
1324 if (dev
->reg_state
== NETREG_UNREGISTERED
)
1327 /* Clear the priv in adapter */
1328 priv
->netdev
= NULL
;
1330 priv
->media_connected
= false;
1332 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
1336 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf
);
1338 /* station cfg80211 operations */
1339 static struct cfg80211_ops mwifiex_cfg80211_ops
= {
1340 .add_virtual_intf
= mwifiex_add_virtual_intf
,
1341 .del_virtual_intf
= mwifiex_del_virtual_intf
,
1342 .change_virtual_intf
= mwifiex_cfg80211_change_virtual_intf
,
1343 .scan
= mwifiex_cfg80211_scan
,
1344 .connect
= mwifiex_cfg80211_connect
,
1345 .disconnect
= mwifiex_cfg80211_disconnect
,
1346 .get_station
= mwifiex_cfg80211_get_station
,
1347 .set_wiphy_params
= mwifiex_cfg80211_set_wiphy_params
,
1348 .set_channel
= mwifiex_cfg80211_set_channel
,
1349 .join_ibss
= mwifiex_cfg80211_join_ibss
,
1350 .leave_ibss
= mwifiex_cfg80211_leave_ibss
,
1351 .add_key
= mwifiex_cfg80211_add_key
,
1352 .del_key
= mwifiex_cfg80211_del_key
,
1353 .set_default_key
= mwifiex_cfg80211_set_default_key
,
1354 .set_power_mgmt
= mwifiex_cfg80211_set_power_mgmt
,
1355 .set_tx_power
= mwifiex_cfg80211_set_tx_power
,
1356 .set_bitrate_mask
= mwifiex_cfg80211_set_bitrate_mask
,
1360 * This function registers the device with CFG802.11 subsystem.
1362 * The function creates the wireless device/wiphy, populates it with
1363 * default parameters and handler function pointers, and finally
1364 * registers the device.
1366 int mwifiex_register_cfg80211(struct mwifiex_private
*priv
)
1370 struct wireless_dev
*wdev
;
1372 wdev
= kzalloc(sizeof(struct wireless_dev
), GFP_KERNEL
);
1374 dev_err(priv
->adapter
->dev
, "%s: allocating wireless device\n",
1379 wiphy_new(&mwifiex_cfg80211_ops
,
1380 sizeof(struct mwifiex_private
*));
1385 wdev
->iftype
= NL80211_IFTYPE_STATION
;
1386 wdev
->wiphy
->max_scan_ssids
= 10;
1387 wdev
->wiphy
->interface_modes
=
1388 BIT(NL80211_IFTYPE_STATION
) | BIT(NL80211_IFTYPE_ADHOC
);
1390 wdev
->wiphy
->bands
[IEEE80211_BAND_2GHZ
] = &mwifiex_band_2ghz
;
1391 mwifiex_setup_ht_caps(
1392 &wdev
->wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
, priv
);
1394 if (priv
->adapter
->config_bands
& BAND_A
) {
1395 wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] = &mwifiex_band_5ghz
;
1396 mwifiex_setup_ht_caps(
1397 &wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
]->ht_cap
, priv
);
1399 wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] = NULL
;
1402 /* Initialize cipher suits */
1403 wdev
->wiphy
->cipher_suites
= mwifiex_cipher_suites
;
1404 wdev
->wiphy
->n_cipher_suites
= ARRAY_SIZE(mwifiex_cipher_suites
);
1406 memcpy(wdev
->wiphy
->perm_addr
, priv
->curr_addr
, ETH_ALEN
);
1407 wdev
->wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
1409 /* Reserve space for bss band information */
1410 wdev
->wiphy
->bss_priv_size
= sizeof(u8
);
1412 wdev
->wiphy
->reg_notifier
= mwifiex_reg_notifier
;
1414 /* Set struct mwifiex_private pointer in wiphy_priv */
1415 wdev_priv
= wiphy_priv(wdev
->wiphy
);
1417 *(unsigned long *) wdev_priv
= (unsigned long) priv
;
1419 set_wiphy_dev(wdev
->wiphy
, (struct device
*) priv
->adapter
->dev
);
1421 ret
= wiphy_register(wdev
->wiphy
);
1423 dev_err(priv
->adapter
->dev
, "%s: registering cfg80211 device\n",
1425 wiphy_free(wdev
->wiphy
);
1429 dev_dbg(priv
->adapter
->dev
,
1430 "info: successfully registered wiphy device\n");