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 -> NO_SEC_CHANNEL
28 * NL80211_CHAN_HT20 -> NO_SEC_CHANNEL
29 * NL80211_CHAN_HT40PLUS -> SEC_CHANNEL_ABOVE
30 * NL80211_CHAN_HT40MINUS -> SEC_CHANNEL_BELOW
31 * Others -> NO_SEC_CHANNEL
34 mwifiex_cfg80211_channel_type_to_mwifiex_channels(enum nl80211_channel_type
37 switch (channel_type
) {
38 case NL80211_CHAN_NO_HT
:
39 case NL80211_CHAN_HT20
:
40 return NO_SEC_CHANNEL
;
41 case NL80211_CHAN_HT40PLUS
:
42 return SEC_CHANNEL_ABOVE
;
43 case NL80211_CHAN_HT40MINUS
:
44 return SEC_CHANNEL_BELOW
;
46 return NO_SEC_CHANNEL
;
51 * This function maps the driver channel type into nl802.11 channel type.
53 * The mapping is as follows -
54 * NO_SEC_CHANNEL -> NL80211_CHAN_HT20
55 * SEC_CHANNEL_ABOVE -> NL80211_CHAN_HT40PLUS
56 * SEC_CHANNEL_BELOW -> NL80211_CHAN_HT40MINUS
57 * Others -> NL80211_CHAN_HT20
59 static enum nl80211_channel_type
60 mwifiex_channels_to_cfg80211_channel_type(int channel_type
)
62 switch (channel_type
) {
64 return NL80211_CHAN_HT20
;
65 case SEC_CHANNEL_ABOVE
:
66 return NL80211_CHAN_HT40PLUS
;
67 case SEC_CHANNEL_BELOW
:
68 return NL80211_CHAN_HT40MINUS
;
70 return NL80211_CHAN_HT20
;
75 * This function checks whether WEP is set.
78 mwifiex_is_alg_wep(u32 cipher
)
81 case WLAN_CIPHER_SUITE_WEP40
:
82 case WLAN_CIPHER_SUITE_WEP104
:
92 * This function retrieves the private structure from kernel wiphy structure.
94 static void *mwifiex_cfg80211_get_priv(struct wiphy
*wiphy
)
96 return (void *) (*(unsigned long *) wiphy_priv(wiphy
));
100 * CFG802.11 operation handler to delete a network key.
103 mwifiex_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
104 u8 key_index
, bool pairwise
, const u8
*mac_addr
)
106 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
108 if (mwifiex_set_encode(priv
, NULL
, 0, key_index
, 1)) {
109 wiphy_err(wiphy
, "deleting the crypto keys\n");
113 wiphy_dbg(wiphy
, "info: crypto keys deleted\n");
118 * CFG802.11 operation handler to set Tx power.
121 mwifiex_cfg80211_set_tx_power(struct wiphy
*wiphy
,
122 enum nl80211_tx_power_setting type
,
125 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
126 struct mwifiex_power_cfg power_cfg
;
128 if (type
== NL80211_TX_POWER_FIXED
) {
129 power_cfg
.is_power_auto
= 0;
130 power_cfg
.power_level
= dbm
;
132 power_cfg
.is_power_auto
= 1;
135 return mwifiex_set_tx_power(priv
, &power_cfg
);
139 * CFG802.11 operation handler to set Power Save option.
141 * The timeout value, if provided, is currently ignored.
144 mwifiex_cfg80211_set_power_mgmt(struct wiphy
*wiphy
,
145 struct net_device
*dev
,
146 bool enabled
, int timeout
)
148 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
153 "info: ignoring the timeout value"
154 " for IEEE power save\n");
158 return mwifiex_drv_set_power(priv
, &ps_mode
);
162 * CFG802.11 operation handler to set the default network key.
165 mwifiex_cfg80211_set_default_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
166 u8 key_index
, bool unicast
,
169 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
171 /* Return if WEP key not configured */
172 if (priv
->sec_info
.wep_status
== MWIFIEX_802_11_WEP_DISABLED
)
175 if (mwifiex_set_encode(priv
, NULL
, 0, key_index
, 0)) {
176 wiphy_err(wiphy
, "set default Tx key index\n");
184 * CFG802.11 operation handler to add a network key.
187 mwifiex_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
188 u8 key_index
, bool pairwise
, const u8
*mac_addr
,
189 struct key_params
*params
)
191 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
193 if (mwifiex_set_encode(priv
, params
->key
, params
->key_len
,
195 wiphy_err(wiphy
, "crypto keys added\n");
203 * This function sends domain information to the firmware.
205 * The following information are passed to the firmware -
207 * - Sub bands (first channel, number of channels, maximum Tx power)
209 static int mwifiex_send_domain_info_cmd_fw(struct wiphy
*wiphy
)
211 u8 no_of_triplet
= 0;
212 struct ieee80211_country_ie_triplet
*t
;
213 u8 no_of_parsed_chan
= 0;
214 u8 first_chan
= 0, next_chan
= 0, max_pwr
= 0;
216 enum ieee80211_band band
;
217 struct ieee80211_supported_band
*sband
;
218 struct ieee80211_channel
*ch
;
219 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
220 struct mwifiex_adapter
*adapter
= priv
->adapter
;
221 struct mwifiex_802_11d_domain_reg
*domain_info
= &adapter
->domain_reg
;
223 /* Set country code */
224 domain_info
->country_code
[0] = priv
->country_code
[0];
225 domain_info
->country_code
[1] = priv
->country_code
[1];
226 domain_info
->country_code
[2] = ' ';
228 band
= mwifiex_band_to_radio_type(adapter
->config_bands
);
229 if (!wiphy
->bands
[band
]) {
230 wiphy_err(wiphy
, "11D: setting domain info in FW\n");
234 sband
= wiphy
->bands
[band
];
236 for (i
= 0; i
< sband
->n_channels
; i
++) {
237 ch
= &sband
->channels
[i
];
238 if (ch
->flags
& IEEE80211_CHAN_DISABLED
)
243 first_chan
= (u32
) ch
->hw_value
;
244 next_chan
= first_chan
;
245 max_pwr
= ch
->max_power
;
246 no_of_parsed_chan
= 1;
250 if (ch
->hw_value
== next_chan
+ 1 &&
251 ch
->max_power
== max_pwr
) {
255 t
= &domain_info
->triplet
[no_of_triplet
];
256 t
->chans
.first_channel
= first_chan
;
257 t
->chans
.num_channels
= no_of_parsed_chan
;
258 t
->chans
.max_power
= max_pwr
;
260 first_chan
= (u32
) ch
->hw_value
;
261 next_chan
= first_chan
;
262 max_pwr
= ch
->max_power
;
263 no_of_parsed_chan
= 1;
268 t
= &domain_info
->triplet
[no_of_triplet
];
269 t
->chans
.first_channel
= first_chan
;
270 t
->chans
.num_channels
= no_of_parsed_chan
;
271 t
->chans
.max_power
= max_pwr
;
275 domain_info
->no_of_triplet
= no_of_triplet
;
277 if (mwifiex_send_cmd_async(priv
, HostCmd_CMD_802_11D_DOMAIN_INFO
,
278 HostCmd_ACT_GEN_SET
, 0, NULL
)) {
279 wiphy_err(wiphy
, "11D: setting domain info in FW\n");
287 * CFG802.11 regulatory domain callback function.
289 * This function is called when the regulatory domain is changed due to the
290 * following reasons -
292 * - Set by system core
294 * - Set bt Country IE
296 static int mwifiex_reg_notifier(struct wiphy
*wiphy
,
297 struct regulatory_request
*request
)
299 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
301 wiphy_dbg(wiphy
, "info: cfg80211 regulatory domain callback for domain"
302 " %c%c\n", request
->alpha2
[0], request
->alpha2
[1]);
304 memcpy(priv
->country_code
, request
->alpha2
, sizeof(request
->alpha2
));
306 switch (request
->initiator
) {
307 case NL80211_REGDOM_SET_BY_DRIVER
:
308 case NL80211_REGDOM_SET_BY_CORE
:
309 case NL80211_REGDOM_SET_BY_USER
:
311 /* Todo: apply driver specific changes in channel flags based
312 on the request initiator if necessary. */
313 case NL80211_REGDOM_SET_BY_COUNTRY_IE
:
316 mwifiex_send_domain_info_cmd_fw(wiphy
);
322 * This function sets the RF channel.
324 * This function creates multiple IOCTL requests, populates them accordingly
325 * and issues them to set the band/channel and frequency.
328 mwifiex_set_rf_channel(struct mwifiex_private
*priv
,
329 struct ieee80211_channel
*chan
,
330 enum nl80211_channel_type channel_type
)
332 struct mwifiex_chan_freq_power cfp
;
333 struct mwifiex_ds_band_cfg band_cfg
;
334 u32 config_bands
= 0;
335 struct wiphy
*wiphy
= priv
->wdev
->wiphy
;
338 memset(&band_cfg
, 0, sizeof(band_cfg
));
339 /* Set appropriate bands */
340 if (chan
->band
== IEEE80211_BAND_2GHZ
)
341 config_bands
= BAND_B
| BAND_G
| BAND_GN
;
343 config_bands
= BAND_AN
| BAND_A
;
344 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
345 || priv
->bss_mode
== NL80211_IFTYPE_UNSPECIFIED
) {
346 band_cfg
.config_bands
= config_bands
;
347 } else if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
348 band_cfg
.config_bands
= config_bands
;
349 band_cfg
.adhoc_start_band
= config_bands
;
352 band_cfg
.sec_chan_offset
=
353 mwifiex_cfg80211_channel_type_to_mwifiex_channels
356 if (mwifiex_set_radio_band_cfg(priv
, &band_cfg
))
359 mwifiex_send_domain_info_cmd_fw(wiphy
);
362 wiphy_dbg(wiphy
, "info: setting band %d, channel offset %d and "
363 "mode %d\n", config_bands
, band_cfg
.sec_chan_offset
,
368 memset(&cfp
, 0, sizeof(cfp
));
369 cfp
.freq
= chan
->center_freq
;
370 cfp
.channel
= ieee80211_frequency_to_channel(chan
->center_freq
);
372 if (mwifiex_bss_set_channel(priv
, &cfp
))
375 return mwifiex_drv_change_adhoc_chan(priv
, cfp
.channel
);
379 * CFG802.11 operation handler to set channel.
381 * This function can only be used when station is not connected.
384 mwifiex_cfg80211_set_channel(struct wiphy
*wiphy
, struct net_device
*dev
,
385 struct ieee80211_channel
*chan
,
386 enum nl80211_channel_type channel_type
)
388 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
390 if (priv
->media_connected
) {
391 wiphy_err(wiphy
, "This setting is valid only when station "
392 "is not connected\n");
396 return mwifiex_set_rf_channel(priv
, chan
, channel_type
);
400 * This function sets the fragmentation threshold.
402 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
403 * and MWIFIEX_FRAG_MAX_VALUE.
406 mwifiex_set_frag(struct mwifiex_private
*priv
, u32 frag_thr
)
410 if (frag_thr
< MWIFIEX_FRAG_MIN_VALUE
411 || frag_thr
> MWIFIEX_FRAG_MAX_VALUE
)
414 /* Send request to firmware */
415 ret
= mwifiex_send_cmd_sync(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
416 HostCmd_ACT_GEN_SET
, FRAG_THRESH_I
,
423 * This function sets the RTS threshold.
425 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
426 * and MWIFIEX_RTS_MAX_VALUE.
429 mwifiex_set_rts(struct mwifiex_private
*priv
, u32 rts_thr
)
431 if (rts_thr
< MWIFIEX_RTS_MIN_VALUE
|| rts_thr
> MWIFIEX_RTS_MAX_VALUE
)
432 rts_thr
= MWIFIEX_RTS_MAX_VALUE
;
434 return mwifiex_send_cmd_sync(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
435 HostCmd_ACT_GEN_SET
, RTS_THRESH_I
,
440 * CFG802.11 operation handler to set wiphy parameters.
442 * This function can be used to set the RTS threshold and the
443 * Fragmentation threshold of the driver.
446 mwifiex_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
448 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
451 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
) {
452 ret
= mwifiex_set_rts(priv
, wiphy
->rts_threshold
);
457 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
)
458 ret
= mwifiex_set_frag(priv
, wiphy
->frag_threshold
);
464 * CFG802.11 operation handler to change interface type.
467 mwifiex_cfg80211_change_virtual_intf(struct wiphy
*wiphy
,
468 struct net_device
*dev
,
469 enum nl80211_iftype type
, u32
*flags
,
470 struct vif_params
*params
)
473 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
475 if (priv
->bss_mode
== type
) {
476 wiphy_warn(wiphy
, "already set to required type\n");
480 priv
->bss_mode
= type
;
483 case NL80211_IFTYPE_ADHOC
:
484 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_ADHOC
;
485 wiphy_dbg(wiphy
, "info: setting interface type to adhoc\n");
487 case NL80211_IFTYPE_STATION
:
488 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_STATION
;
489 wiphy_dbg(wiphy
, "info: setting interface type to managed\n");
491 case NL80211_IFTYPE_UNSPECIFIED
:
492 dev
->ieee80211_ptr
->iftype
= NL80211_IFTYPE_STATION
;
493 wiphy_dbg(wiphy
, "info: setting interface type to auto\n");
496 wiphy_err(wiphy
, "unknown interface type: %d\n", type
);
500 mwifiex_deauthenticate(priv
, NULL
);
502 priv
->sec_info
.authentication_mode
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
504 ret
= mwifiex_send_cmd_sync(priv
, HostCmd_CMD_SET_BSS_MODE
,
505 HostCmd_ACT_GEN_SET
, 0, NULL
);
511 * This function dumps the station information on a buffer.
513 * The following information are shown -
514 * - Total bytes transmitted
515 * - Total bytes received
516 * - Total packets transmitted
517 * - Total packets received
518 * - Signal quality level
519 * - Transmission rate
522 mwifiex_dump_station_info(struct mwifiex_private
*priv
,
523 struct station_info
*sinfo
)
525 struct mwifiex_ds_get_signal signal
;
526 struct mwifiex_rate_cfg rate
;
529 sinfo
->filled
= STATION_INFO_RX_BYTES
| STATION_INFO_TX_BYTES
|
530 STATION_INFO_RX_PACKETS
|
531 STATION_INFO_TX_PACKETS
532 | STATION_INFO_SIGNAL
| STATION_INFO_TX_BITRATE
;
534 /* Get signal information from the firmware */
535 memset(&signal
, 0, sizeof(struct mwifiex_ds_get_signal
));
536 if (mwifiex_get_signal_info(priv
, &signal
)) {
537 dev_err(priv
->adapter
->dev
, "getting signal information\n");
541 if (mwifiex_drv_get_data_rate(priv
, &rate
)) {
542 dev_err(priv
->adapter
->dev
, "getting data rate\n");
547 * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid
548 * MCS index values for us are 0 to 7.
550 if ((priv
->tx_htinfo
& BIT(0)) && (priv
->tx_rate
< 8)) {
551 sinfo
->txrate
.mcs
= priv
->tx_rate
;
552 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_MCS
;
554 if (priv
->tx_htinfo
& BIT(1))
555 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_40_MHZ_WIDTH
;
557 if (priv
->tx_htinfo
& BIT(2))
558 sinfo
->txrate
.flags
|= RATE_INFO_FLAGS_SHORT_GI
;
561 sinfo
->rx_bytes
= priv
->stats
.rx_bytes
;
562 sinfo
->tx_bytes
= priv
->stats
.tx_bytes
;
563 sinfo
->rx_packets
= priv
->stats
.rx_packets
;
564 sinfo
->tx_packets
= priv
->stats
.tx_packets
;
565 sinfo
->signal
= priv
->qual_level
;
566 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
567 sinfo
->txrate
.legacy
= rate
.rate
* 5;
573 * CFG802.11 operation handler to get station information.
575 * This function only works in connected mode, and dumps the
576 * requested station information, if available.
579 mwifiex_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*dev
,
580 u8
*mac
, struct station_info
*sinfo
)
582 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
584 if (!priv
->media_connected
)
586 if (memcmp(mac
, priv
->cfg_bssid
, ETH_ALEN
))
589 return mwifiex_dump_station_info(priv
, sinfo
);
592 /* Supported rates to be advertised to the cfg80211 */
594 static struct ieee80211_rate mwifiex_rates
[] = {
595 {.bitrate
= 10, .hw_value
= 2, },
596 {.bitrate
= 20, .hw_value
= 4, },
597 {.bitrate
= 55, .hw_value
= 11, },
598 {.bitrate
= 110, .hw_value
= 22, },
599 {.bitrate
= 220, .hw_value
= 44, },
600 {.bitrate
= 60, .hw_value
= 12, },
601 {.bitrate
= 90, .hw_value
= 18, },
602 {.bitrate
= 120, .hw_value
= 24, },
603 {.bitrate
= 180, .hw_value
= 36, },
604 {.bitrate
= 240, .hw_value
= 48, },
605 {.bitrate
= 360, .hw_value
= 72, },
606 {.bitrate
= 480, .hw_value
= 96, },
607 {.bitrate
= 540, .hw_value
= 108, },
608 {.bitrate
= 720, .hw_value
= 144, },
611 /* Channel definitions to be advertised to cfg80211 */
613 static struct ieee80211_channel mwifiex_channels_2ghz
[] = {
614 {.center_freq
= 2412, .hw_value
= 1, },
615 {.center_freq
= 2417, .hw_value
= 2, },
616 {.center_freq
= 2422, .hw_value
= 3, },
617 {.center_freq
= 2427, .hw_value
= 4, },
618 {.center_freq
= 2432, .hw_value
= 5, },
619 {.center_freq
= 2437, .hw_value
= 6, },
620 {.center_freq
= 2442, .hw_value
= 7, },
621 {.center_freq
= 2447, .hw_value
= 8, },
622 {.center_freq
= 2452, .hw_value
= 9, },
623 {.center_freq
= 2457, .hw_value
= 10, },
624 {.center_freq
= 2462, .hw_value
= 11, },
625 {.center_freq
= 2467, .hw_value
= 12, },
626 {.center_freq
= 2472, .hw_value
= 13, },
627 {.center_freq
= 2484, .hw_value
= 14, },
630 static struct ieee80211_supported_band mwifiex_band_2ghz
= {
631 .channels
= mwifiex_channels_2ghz
,
632 .n_channels
= ARRAY_SIZE(mwifiex_channels_2ghz
),
633 .bitrates
= mwifiex_rates
,
637 static struct ieee80211_channel mwifiex_channels_5ghz
[] = {
638 {.center_freq
= 5040, .hw_value
= 8, },
639 {.center_freq
= 5060, .hw_value
= 12, },
640 {.center_freq
= 5080, .hw_value
= 16, },
641 {.center_freq
= 5170, .hw_value
= 34, },
642 {.center_freq
= 5190, .hw_value
= 38, },
643 {.center_freq
= 5210, .hw_value
= 42, },
644 {.center_freq
= 5230, .hw_value
= 46, },
645 {.center_freq
= 5180, .hw_value
= 36, },
646 {.center_freq
= 5200, .hw_value
= 40, },
647 {.center_freq
= 5220, .hw_value
= 44, },
648 {.center_freq
= 5240, .hw_value
= 48, },
649 {.center_freq
= 5260, .hw_value
= 52, },
650 {.center_freq
= 5280, .hw_value
= 56, },
651 {.center_freq
= 5300, .hw_value
= 60, },
652 {.center_freq
= 5320, .hw_value
= 64, },
653 {.center_freq
= 5500, .hw_value
= 100, },
654 {.center_freq
= 5520, .hw_value
= 104, },
655 {.center_freq
= 5540, .hw_value
= 108, },
656 {.center_freq
= 5560, .hw_value
= 112, },
657 {.center_freq
= 5580, .hw_value
= 116, },
658 {.center_freq
= 5600, .hw_value
= 120, },
659 {.center_freq
= 5620, .hw_value
= 124, },
660 {.center_freq
= 5640, .hw_value
= 128, },
661 {.center_freq
= 5660, .hw_value
= 132, },
662 {.center_freq
= 5680, .hw_value
= 136, },
663 {.center_freq
= 5700, .hw_value
= 140, },
664 {.center_freq
= 5745, .hw_value
= 149, },
665 {.center_freq
= 5765, .hw_value
= 153, },
666 {.center_freq
= 5785, .hw_value
= 157, },
667 {.center_freq
= 5805, .hw_value
= 161, },
668 {.center_freq
= 5825, .hw_value
= 165, },
671 static struct ieee80211_supported_band mwifiex_band_5ghz
= {
672 .channels
= mwifiex_channels_5ghz
,
673 .n_channels
= ARRAY_SIZE(mwifiex_channels_5ghz
),
674 .bitrates
= mwifiex_rates
- 4,
675 .n_bitrates
= ARRAY_SIZE(mwifiex_rates
) + 4,
679 /* Supported crypto cipher suits to be advertised to cfg80211 */
681 static const u32 mwifiex_cipher_suites
[] = {
682 WLAN_CIPHER_SUITE_WEP40
,
683 WLAN_CIPHER_SUITE_WEP104
,
684 WLAN_CIPHER_SUITE_TKIP
,
685 WLAN_CIPHER_SUITE_CCMP
,
689 * CFG802.11 operation handler for setting bit rates.
691 * Function selects legacy bang B/G/BG from corresponding bitrates selection.
692 * Currently only 2.4GHz band is supported.
694 static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy
*wiphy
,
695 struct net_device
*dev
,
697 const struct cfg80211_bitrate_mask
*mask
)
699 struct mwifiex_ds_band_cfg band_cfg
;
700 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
701 int index
= 0, mode
= 0, i
;
703 /* Currently only 2.4GHz is supported */
704 for (i
= 0; i
< mwifiex_band_2ghz
.n_bitrates
; i
++) {
706 * Rates below 6 Mbps in the table are CCK rates; 802.11b
707 * and from 6 they are OFDM; 802.11G
709 if (mwifiex_rates
[i
].bitrate
== 60) {
715 if (mask
->control
[IEEE80211_BAND_2GHZ
].legacy
< index
) {
719 if (mask
->control
[IEEE80211_BAND_2GHZ
].legacy
% index
)
723 memset(&band_cfg
, 0, sizeof(band_cfg
));
724 band_cfg
.config_bands
= mode
;
726 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
)
727 band_cfg
.adhoc_start_band
= mode
;
729 band_cfg
.sec_chan_offset
= NO_SEC_CHANNEL
;
731 if (mwifiex_set_radio_band_cfg(priv
, &band_cfg
))
734 wiphy_debug(wiphy
, "info: device configured in 802.11%s%s mode\n",
735 (mode
& BAND_B
) ? "b" : "",
736 (mode
& BAND_G
) ? "g" : "");
742 * CFG802.11 operation handler for disconnection request.
744 * This function does not work when there is already a disconnection
745 * procedure going on.
748 mwifiex_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*dev
,
751 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
753 if (priv
->disconnect
)
756 priv
->disconnect
= 1;
757 if (mwifiex_deauthenticate(priv
, NULL
))
760 wiphy_dbg(wiphy
, "info: successfully disconnected from %pM:"
761 " reason code %d\n", priv
->cfg_bssid
, reason_code
);
763 queue_work(priv
->workqueue
, &priv
->cfg_workqueue
);
769 * This function informs the CFG802.11 subsystem of a new IBSS.
771 * The following information are sent to the CFG802.11 subsystem
772 * to register the new IBSS. If we do not register the new IBSS,
773 * a kernel panic will result.
779 static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private
*priv
)
781 struct ieee80211_channel
*chan
;
782 struct mwifiex_bss_info bss_info
;
784 u8 ie_buf
[IEEE80211_MAX_SSID_LEN
+ sizeof(struct ieee_types_header
)];
785 enum ieee80211_band band
;
787 if (mwifiex_get_bss_info(priv
, &bss_info
))
790 ie_buf
[0] = WLAN_EID_SSID
;
791 ie_buf
[1] = bss_info
.ssid
.ssid_len
;
793 memcpy(&ie_buf
[sizeof(struct ieee_types_header
)],
795 bss_info
.ssid
.ssid_len
);
796 ie_len
= ie_buf
[1] + sizeof(struct ieee_types_header
);
798 band
= mwifiex_band_to_radio_type(priv
->curr_bss_params
.band
);
799 chan
= __ieee80211_get_channel(priv
->wdev
->wiphy
,
800 ieee80211_channel_to_frequency(bss_info
.bss_chan
,
803 cfg80211_inform_bss(priv
->wdev
->wiphy
, chan
,
804 bss_info
.bssid
, 0, WLAN_CAPABILITY_IBSS
,
805 0, ie_buf
, ie_len
, 0, GFP_KERNEL
);
806 memcpy(priv
->cfg_bssid
, bss_info
.bssid
, ETH_ALEN
);
812 * This function connects with a BSS.
814 * This function handles both Infra and Ad-Hoc modes. It also performs
815 * validity checking on the provided parameters, disconnects from the
816 * current BSS (if any), sets up the association/scan parameters,
817 * including security settings, and performs specific SSID scan before
820 * For Infra mode, the function returns failure if the specified SSID
821 * is not found in scan table. However, for Ad-Hoc mode, it can create
822 * the IBSS if it does not exist. On successful completion in either case,
823 * the function notifies the CFG802.11 subsystem of the new BSS connection.
826 mwifiex_cfg80211_assoc(struct mwifiex_private
*priv
, size_t ssid_len
, u8
*ssid
,
827 u8
*bssid
, int mode
, struct ieee80211_channel
*channel
,
828 struct cfg80211_connect_params
*sme
, bool privacy
)
830 struct mwifiex_802_11_ssid req_ssid
;
831 int ret
, auth_type
= 0;
832 struct cfg80211_bss
*bss
= NULL
;
833 u8 is_scanning_required
= 0;
835 memset(&req_ssid
, 0, sizeof(struct mwifiex_802_11_ssid
));
837 req_ssid
.ssid_len
= ssid_len
;
838 if (ssid_len
> IEEE80211_MAX_SSID_LEN
) {
839 dev_err(priv
->adapter
->dev
, "invalid SSID - aborting\n");
843 memcpy(req_ssid
.ssid
, ssid
, ssid_len
);
844 if (!req_ssid
.ssid_len
|| req_ssid
.ssid
[0] < 0x20) {
845 dev_err(priv
->adapter
->dev
, "invalid SSID - aborting\n");
849 /* disconnect before try to associate */
850 mwifiex_deauthenticate(priv
, NULL
);
853 ret
= mwifiex_set_rf_channel(priv
, channel
,
854 mwifiex_channels_to_cfg80211_channel_type
855 (priv
->adapter
->chan_offset
));
857 ret
= mwifiex_set_encode(priv
, NULL
, 0, 0, 1); /* Disable keys */
859 if (mode
== NL80211_IFTYPE_ADHOC
) {
860 /* "privacy" is set only for ad-hoc mode */
863 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
864 * the firmware can find a matching network from the
865 * scan. The cfg80211 does not give us the encryption
866 * mode at this stage so just setting it to WEP here.
868 priv
->sec_info
.encryption_mode
=
869 WLAN_CIPHER_SUITE_WEP104
;
870 priv
->sec_info
.authentication_mode
=
871 NL80211_AUTHTYPE_OPEN_SYSTEM
;
877 /* Now handle infra mode. "sme" is valid for infra mode only */
878 if (sme
->auth_type
== NL80211_AUTHTYPE_AUTOMATIC
879 || sme
->auth_type
== NL80211_AUTHTYPE_OPEN_SYSTEM
)
880 auth_type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
881 else if (sme
->auth_type
== NL80211_AUTHTYPE_SHARED_KEY
)
882 auth_type
= NL80211_AUTHTYPE_SHARED_KEY
;
884 if (sme
->crypto
.n_ciphers_pairwise
) {
885 priv
->sec_info
.encryption_mode
=
886 sme
->crypto
.ciphers_pairwise
[0];
887 priv
->sec_info
.authentication_mode
= auth_type
;
890 if (sme
->crypto
.cipher_group
) {
891 priv
->sec_info
.encryption_mode
= sme
->crypto
.cipher_group
;
892 priv
->sec_info
.authentication_mode
= auth_type
;
895 ret
= mwifiex_set_gen_ie(priv
, sme
->ie
, sme
->ie_len
);
898 if (mwifiex_is_alg_wep(priv
->sec_info
.encryption_mode
)) {
899 dev_dbg(priv
->adapter
->dev
,
900 "info: setting wep encryption"
901 " with key len %d\n", sme
->key_len
);
902 ret
= mwifiex_set_encode(priv
, sme
->key
, sme
->key_len
,
907 /* Do specific SSID scanning */
908 if (mwifiex_request_scan(priv
, &req_ssid
)) {
909 dev_err(priv
->adapter
->dev
, "scan error\n");
914 * Scan entries are valid for some time (15 sec). So we can save one
915 * active scan time if we just try cfg80211_get_bss first. If it fails
916 * then request scan and cfg80211_get_bss() again for final output.
919 if (is_scanning_required
) {
920 /* Do specific SSID scanning */
921 if (mwifiex_request_scan(priv
, &req_ssid
)) {
922 dev_err(priv
->adapter
->dev
, "scan error\n");
927 /* Find the BSS we want using available scan results */
928 if (mode
== NL80211_IFTYPE_ADHOC
)
929 bss
= cfg80211_get_bss(priv
->wdev
->wiphy
, channel
,
930 bssid
, ssid
, ssid_len
,
931 WLAN_CAPABILITY_IBSS
,
932 WLAN_CAPABILITY_IBSS
);
934 bss
= cfg80211_get_bss(priv
->wdev
->wiphy
, channel
,
935 bssid
, ssid
, ssid_len
,
937 WLAN_CAPABILITY_ESS
);
940 if (is_scanning_required
) {
941 dev_warn(priv
->adapter
->dev
, "assoc: requested "
942 "bss not found in scan results\n");
945 is_scanning_required
= 1;
947 dev_dbg(priv
->adapter
->dev
, "info: trying to associate to %s and bssid %pM\n",
948 (char *) req_ssid
.ssid
, bss
->bssid
);
949 memcpy(&priv
->cfg_bssid
, bss
->bssid
, ETH_ALEN
);
954 if (mwifiex_bss_start(priv
, bss
, &req_ssid
))
957 if (mode
== NL80211_IFTYPE_ADHOC
) {
958 /* Inform the BSS information to kernel, otherwise
959 * kernel will give a panic after successful assoc */
960 if (mwifiex_cfg80211_inform_ibss_bss(priv
))
968 * CFG802.11 operation handler for association request.
970 * This function does not work when the current mode is set to Ad-Hoc, or
971 * when there is already an association procedure going on. The given BSS
972 * information is used to associate.
975 mwifiex_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*dev
,
976 struct cfg80211_connect_params
*sme
)
978 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
981 if (priv
->assoc_request
)
984 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
985 wiphy_err(wiphy
, "received infra assoc request "
986 "when station is in ibss mode\n");
990 priv
->assoc_request
= -EINPROGRESS
;
992 wiphy_dbg(wiphy
, "info: Trying to associate to %s and bssid %pM\n",
993 (char *) sme
->ssid
, sme
->bssid
);
995 ret
= mwifiex_cfg80211_assoc(priv
, sme
->ssid_len
, sme
->ssid
, sme
->bssid
,
996 priv
->bss_mode
, sme
->channel
, sme
, 0);
998 priv
->assoc_request
= 1;
1000 priv
->assoc_result
= ret
;
1001 queue_work(priv
->workqueue
, &priv
->cfg_workqueue
);
1006 * CFG802.11 operation handler to join an IBSS.
1008 * This function does not work in any mode other than Ad-Hoc, or if
1009 * a join operation is already in progress.
1012 mwifiex_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*dev
,
1013 struct cfg80211_ibss_params
*params
)
1015 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
1018 if (priv
->ibss_join_request
)
1021 if (priv
->bss_mode
!= NL80211_IFTYPE_ADHOC
) {
1022 wiphy_err(wiphy
, "request to join ibss received "
1023 "when station is not in ibss mode\n");
1027 priv
->ibss_join_request
= -EINPROGRESS
;
1029 wiphy_dbg(wiphy
, "info: trying to join to %s and bssid %pM\n",
1030 (char *) params
->ssid
, params
->bssid
);
1032 ret
= mwifiex_cfg80211_assoc(priv
, params
->ssid_len
, params
->ssid
,
1033 params
->bssid
, priv
->bss_mode
,
1034 params
->channel
, NULL
, params
->privacy
);
1036 priv
->ibss_join_request
= 1;
1038 priv
->ibss_join_result
= ret
;
1039 queue_work(priv
->workqueue
, &priv
->cfg_workqueue
);
1044 * CFG802.11 operation handler to leave an IBSS.
1046 * This function does not work if a leave operation is
1047 * already in progress.
1050 mwifiex_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*dev
)
1052 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
1054 if (priv
->disconnect
)
1057 priv
->disconnect
= 1;
1059 wiphy_dbg(wiphy
, "info: disconnecting from essid %pM\n",
1061 if (mwifiex_deauthenticate(priv
, NULL
))
1064 queue_work(priv
->workqueue
, &priv
->cfg_workqueue
);
1070 * CFG802.11 operation handler for scan request.
1072 * This function issues a scan request to the firmware based upon
1073 * the user specified scan configuration. On successfull completion,
1074 * it also informs the results.
1077 mwifiex_cfg80211_scan(struct wiphy
*wiphy
, struct net_device
*dev
,
1078 struct cfg80211_scan_request
*request
)
1080 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1082 wiphy_dbg(wiphy
, "info: received scan request on %s\n", dev
->name
);
1084 if (priv
->scan_request
&& priv
->scan_request
!= request
)
1087 priv
->scan_request
= request
;
1089 queue_work(priv
->workqueue
, &priv
->cfg_workqueue
);
1094 * This function sets up the CFG802.11 specific HT capability fields
1095 * with default values.
1097 * The following default values are set -
1098 * - HT Supported = True
1099 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
1100 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
1101 * - HT Capabilities supported by firmware
1102 * - MCS information, Rx mask = 0xff
1103 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
1106 mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap
*ht_info
,
1107 struct mwifiex_private
*priv
)
1110 struct ieee80211_mcs_info mcs_set
;
1111 u8
*mcs
= (u8
*)&mcs_set
;
1112 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1114 ht_info
->ht_supported
= true;
1115 ht_info
->ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
1116 ht_info
->ampdu_density
= IEEE80211_HT_MPDU_DENSITY_NONE
;
1118 memset(&ht_info
->mcs
, 0, sizeof(ht_info
->mcs
));
1120 /* Fill HT capability information */
1121 if (ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
1122 ht_info
->cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
1124 ht_info
->cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
1126 if (ISSUPP_SHORTGI20(adapter
->hw_dot_11n_dev_cap
))
1127 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_20
;
1129 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_20
;
1131 if (ISSUPP_SHORTGI40(adapter
->hw_dot_11n_dev_cap
))
1132 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_40
;
1134 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_40
;
1136 if (ISSUPP_RXSTBC(adapter
->hw_dot_11n_dev_cap
))
1137 ht_info
->cap
|= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT
;
1139 ht_info
->cap
&= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT
);
1141 if (ISSUPP_TXSTBC(adapter
->hw_dot_11n_dev_cap
))
1142 ht_info
->cap
|= IEEE80211_HT_CAP_TX_STBC
;
1144 ht_info
->cap
&= ~IEEE80211_HT_CAP_TX_STBC
;
1146 ht_info
->cap
&= ~IEEE80211_HT_CAP_MAX_AMSDU
;
1147 ht_info
->cap
|= IEEE80211_HT_CAP_SM_PS
;
1149 rx_mcs_supp
= GET_RXMCSSUPP(adapter
->hw_dev_mcs_support
);
1150 /* Set MCS for 1x1 */
1151 memset(mcs
, 0xff, rx_mcs_supp
);
1152 /* Clear all the other values */
1153 memset(&mcs
[rx_mcs_supp
], 0,
1154 sizeof(struct ieee80211_mcs_info
) - rx_mcs_supp
);
1155 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
||
1156 ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
1157 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
1158 SETHT_MCS32(mcs_set
.rx_mask
);
1160 memcpy((u8
*) &ht_info
->mcs
, mcs
, sizeof(struct ieee80211_mcs_info
));
1162 ht_info
->mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
1166 * create a new virtual interface with the given name
1168 struct net_device
*mwifiex_add_virtual_intf(struct wiphy
*wiphy
,
1170 enum nl80211_iftype type
,
1172 struct vif_params
*params
)
1174 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
1175 struct mwifiex_adapter
*adapter
;
1176 struct net_device
*dev
;
1182 adapter
= priv
->adapter
;
1187 case NL80211_IFTYPE_UNSPECIFIED
:
1188 case NL80211_IFTYPE_STATION
:
1189 case NL80211_IFTYPE_ADHOC
:
1190 if (priv
->bss_mode
) {
1191 wiphy_err(wiphy
, "cannot create multiple"
1192 " station/adhoc interfaces\n");
1196 if (type
== NL80211_IFTYPE_UNSPECIFIED
)
1197 priv
->bss_mode
= NL80211_IFTYPE_STATION
;
1199 priv
->bss_mode
= type
;
1201 priv
->bss_type
= MWIFIEX_BSS_TYPE_STA
;
1202 priv
->frame_type
= MWIFIEX_DATA_FRAME_TYPE_ETH_II
;
1203 priv
->bss_priority
= 0;
1204 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
1205 priv
->bss_index
= 0;
1210 wiphy_err(wiphy
, "type not supported\n");
1214 dev
= alloc_netdev_mq(sizeof(struct mwifiex_private
*), name
,
1217 wiphy_err(wiphy
, "no memory available for netdevice\n");
1221 dev_net_set(dev
, wiphy_net(wiphy
));
1222 dev
->ieee80211_ptr
= priv
->wdev
;
1223 dev
->ieee80211_ptr
->iftype
= priv
->bss_mode
;
1224 memcpy(dev
->dev_addr
, wiphy
->perm_addr
, ETH_ALEN
);
1225 memcpy(dev
->perm_addr
, wiphy
->perm_addr
, ETH_ALEN
);
1226 SET_NETDEV_DEV(dev
, wiphy_dev(wiphy
));
1228 dev
->flags
|= IFF_BROADCAST
| IFF_MULTICAST
;
1229 dev
->watchdog_timeo
= MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT
;
1230 dev
->hard_header_len
+= MWIFIEX_MIN_DATA_HEADER_LEN
;
1232 mdev_priv
= netdev_priv(dev
);
1233 *((unsigned long *) mdev_priv
) = (unsigned long) priv
;
1236 mwifiex_init_priv_params(priv
, dev
);
1238 SET_NETDEV_DEV(dev
, adapter
->dev
);
1240 /* Register network device */
1241 if (register_netdevice(dev
)) {
1242 wiphy_err(wiphy
, "cannot register virtual network device\n");
1246 sema_init(&priv
->async_sem
, 1);
1247 priv
->scan_pending_on_block
= false;
1249 dev_dbg(adapter
->dev
, "info: %s: Marvell 802.11 Adapter\n", dev
->name
);
1251 #ifdef CONFIG_DEBUG_FS
1252 mwifiex_dev_debugfs_init(priv
);
1256 if (dev
&& (dev
->reg_state
== NETREG_UNREGISTERED
))
1258 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
1262 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf
);
1265 * del_virtual_intf: remove the virtual interface determined by dev
1267 int mwifiex_del_virtual_intf(struct wiphy
*wiphy
, struct net_device
*dev
)
1269 struct mwifiex_private
*priv
= mwifiex_cfg80211_get_priv(wiphy
);
1274 #ifdef CONFIG_DEBUG_FS
1275 mwifiex_dev_debugfs_remove(priv
);
1278 if (!netif_queue_stopped(priv
->netdev
))
1279 netif_stop_queue(priv
->netdev
);
1281 if (netif_carrier_ok(priv
->netdev
))
1282 netif_carrier_off(priv
->netdev
);
1284 if (dev
->reg_state
== NETREG_REGISTERED
)
1285 unregister_netdevice(dev
);
1287 if (dev
->reg_state
== NETREG_UNREGISTERED
)
1290 /* Clear the priv in adapter */
1291 priv
->netdev
= NULL
;
1293 priv
->media_connected
= false;
1295 cancel_work_sync(&priv
->cfg_workqueue
);
1296 flush_workqueue(priv
->workqueue
);
1297 destroy_workqueue(priv
->workqueue
);
1299 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
1303 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf
);
1305 /* station cfg80211 operations */
1306 static struct cfg80211_ops mwifiex_cfg80211_ops
= {
1307 .add_virtual_intf
= mwifiex_add_virtual_intf
,
1308 .del_virtual_intf
= mwifiex_del_virtual_intf
,
1309 .change_virtual_intf
= mwifiex_cfg80211_change_virtual_intf
,
1310 .scan
= mwifiex_cfg80211_scan
,
1311 .connect
= mwifiex_cfg80211_connect
,
1312 .disconnect
= mwifiex_cfg80211_disconnect
,
1313 .get_station
= mwifiex_cfg80211_get_station
,
1314 .set_wiphy_params
= mwifiex_cfg80211_set_wiphy_params
,
1315 .set_channel
= mwifiex_cfg80211_set_channel
,
1316 .join_ibss
= mwifiex_cfg80211_join_ibss
,
1317 .leave_ibss
= mwifiex_cfg80211_leave_ibss
,
1318 .add_key
= mwifiex_cfg80211_add_key
,
1319 .del_key
= mwifiex_cfg80211_del_key
,
1320 .set_default_key
= mwifiex_cfg80211_set_default_key
,
1321 .set_power_mgmt
= mwifiex_cfg80211_set_power_mgmt
,
1322 .set_tx_power
= mwifiex_cfg80211_set_tx_power
,
1323 .set_bitrate_mask
= mwifiex_cfg80211_set_bitrate_mask
,
1327 * This function registers the device with CFG802.11 subsystem.
1329 * The function creates the wireless device/wiphy, populates it with
1330 * default parameters and handler function pointers, and finally
1331 * registers the device.
1333 int mwifiex_register_cfg80211(struct mwifiex_private
*priv
)
1337 struct wireless_dev
*wdev
;
1339 wdev
= kzalloc(sizeof(struct wireless_dev
), GFP_KERNEL
);
1341 dev_err(priv
->adapter
->dev
, "%s: allocating wireless device\n",
1346 wiphy_new(&mwifiex_cfg80211_ops
,
1347 sizeof(struct mwifiex_private
*));
1352 wdev
->iftype
= NL80211_IFTYPE_STATION
;
1353 wdev
->wiphy
->max_scan_ssids
= 10;
1354 wdev
->wiphy
->interface_modes
=
1355 BIT(NL80211_IFTYPE_STATION
) | BIT(NL80211_IFTYPE_ADHOC
);
1357 wdev
->wiphy
->bands
[IEEE80211_BAND_2GHZ
] = &mwifiex_band_2ghz
;
1358 mwifiex_setup_ht_caps(
1359 &wdev
->wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
, priv
);
1361 if (priv
->adapter
->config_bands
& BAND_A
) {
1362 wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] = &mwifiex_band_5ghz
;
1363 mwifiex_setup_ht_caps(
1364 &wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
]->ht_cap
, priv
);
1366 wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] = NULL
;
1369 /* Initialize cipher suits */
1370 wdev
->wiphy
->cipher_suites
= mwifiex_cipher_suites
;
1371 wdev
->wiphy
->n_cipher_suites
= ARRAY_SIZE(mwifiex_cipher_suites
);
1373 memcpy(wdev
->wiphy
->perm_addr
, priv
->curr_addr
, ETH_ALEN
);
1374 wdev
->wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
1376 /* We are using custom domains */
1377 wdev
->wiphy
->flags
|= WIPHY_FLAG_CUSTOM_REGULATORY
;
1379 /* Reserve space for bss band information */
1380 wdev
->wiphy
->bss_priv_size
= sizeof(u8
);
1382 wdev
->wiphy
->reg_notifier
= mwifiex_reg_notifier
;
1384 /* Set struct mwifiex_private pointer in wiphy_priv */
1385 wdev_priv
= wiphy_priv(wdev
->wiphy
);
1387 *(unsigned long *) wdev_priv
= (unsigned long) priv
;
1389 set_wiphy_dev(wdev
->wiphy
, (struct device
*) priv
->adapter
->dev
);
1391 ret
= wiphy_register(wdev
->wiphy
);
1393 dev_err(priv
->adapter
->dev
, "%s: registering cfg80211 device\n",
1395 wiphy_free(wdev
->wiphy
);
1399 dev_dbg(priv
->adapter
->dev
,
1400 "info: successfully registered wiphy device\n");
1409 * This function handles the result of different pending network operations.
1411 * The following operations are handled and CFG802.11 subsystem is
1412 * notified accordingly -
1413 * - Scan request completion
1414 * - Association request completion
1415 * - IBSS join request completion
1416 * - Disconnect request completion
1419 mwifiex_cfg80211_results(struct work_struct
*work
)
1421 struct mwifiex_private
*priv
=
1422 container_of(work
, struct mwifiex_private
, cfg_workqueue
);
1423 struct mwifiex_user_scan_cfg
*scan_req
;
1425 struct ieee80211_channel
*chan
;
1427 if (priv
->scan_request
) {
1428 scan_req
= kzalloc(sizeof(struct mwifiex_user_scan_cfg
),
1431 dev_err(priv
->adapter
->dev
, "failed to alloc "
1435 for (i
= 0; i
< priv
->scan_request
->n_ssids
; i
++) {
1436 memcpy(scan_req
->ssid_list
[i
].ssid
,
1437 priv
->scan_request
->ssids
[i
].ssid
,
1438 priv
->scan_request
->ssids
[i
].ssid_len
);
1439 scan_req
->ssid_list
[i
].max_len
=
1440 priv
->scan_request
->ssids
[i
].ssid_len
;
1442 for (i
= 0; i
< priv
->scan_request
->n_channels
; i
++) {
1443 chan
= priv
->scan_request
->channels
[i
];
1444 scan_req
->chan_list
[i
].chan_number
= chan
->hw_value
;
1445 scan_req
->chan_list
[i
].radio_type
= chan
->band
;
1446 if (chan
->flags
& IEEE80211_CHAN_DISABLED
)
1447 scan_req
->chan_list
[i
].scan_type
=
1448 MWIFIEX_SCAN_TYPE_PASSIVE
;
1450 scan_req
->chan_list
[i
].scan_type
=
1451 MWIFIEX_SCAN_TYPE_ACTIVE
;
1452 scan_req
->chan_list
[i
].scan_time
= 0;
1454 if (mwifiex_set_user_scan_ioctl(priv
, scan_req
))
1456 priv
->scan_result_status
= ret
;
1457 dev_dbg(priv
->adapter
->dev
, "info: %s: sending scan results\n",
1459 cfg80211_scan_done(priv
->scan_request
,
1460 (priv
->scan_result_status
< 0));
1461 priv
->scan_request
= NULL
;
1465 if (priv
->assoc_request
== 1) {
1466 if (!priv
->assoc_result
) {
1467 cfg80211_connect_result(priv
->netdev
, priv
->cfg_bssid
,
1469 WLAN_STATUS_SUCCESS
,
1471 dev_dbg(priv
->adapter
->dev
,
1472 "info: associated to bssid %pM successfully\n",
1475 dev_dbg(priv
->adapter
->dev
,
1476 "info: association to bssid %pM failed\n",
1478 memset(priv
->cfg_bssid
, 0, ETH_ALEN
);
1480 priv
->assoc_request
= 0;
1481 priv
->assoc_result
= 0;
1484 if (priv
->ibss_join_request
== 1) {
1485 if (!priv
->ibss_join_result
) {
1486 cfg80211_ibss_joined(priv
->netdev
, priv
->cfg_bssid
,
1488 dev_dbg(priv
->adapter
->dev
,
1489 "info: joined/created adhoc network with bssid"
1490 " %pM successfully\n", priv
->cfg_bssid
);
1492 dev_dbg(priv
->adapter
->dev
,
1493 "info: failed creating/joining adhoc network\n");
1495 priv
->ibss_join_request
= 0;
1496 priv
->ibss_join_result
= 0;
1499 if (priv
->disconnect
) {
1500 memset(priv
->cfg_bssid
, 0, ETH_ALEN
);
1501 priv
->disconnect
= 0;