2 * Marvell Wireless LAN device driver: CFG80211
4 * Copyright (C) 2011-2014, 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.
25 static char *reg_alpha2
;
26 module_param(reg_alpha2
, charp
, 0);
28 static const struct ieee80211_iface_limit mwifiex_ap_sta_limits
[] = {
30 .max
= 3, .types
= BIT(NL80211_IFTYPE_STATION
) |
31 BIT(NL80211_IFTYPE_P2P_GO
) |
32 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
33 BIT(NL80211_IFTYPE_AP
),
37 static const struct ieee80211_iface_combination
38 mwifiex_iface_comb_ap_sta
= {
39 .limits
= mwifiex_ap_sta_limits
,
40 .num_different_channels
= 1,
41 .n_limits
= ARRAY_SIZE(mwifiex_ap_sta_limits
),
42 .max_interfaces
= MWIFIEX_MAX_BSS_NUM
,
43 .beacon_int_infra_match
= true,
44 .radar_detect_widths
= BIT(NL80211_CHAN_WIDTH_20_NOHT
) |
45 BIT(NL80211_CHAN_WIDTH_20
) |
46 BIT(NL80211_CHAN_WIDTH_40
),
49 static const struct ieee80211_iface_combination
50 mwifiex_iface_comb_ap_sta_vht
= {
51 .limits
= mwifiex_ap_sta_limits
,
52 .num_different_channels
= 1,
53 .n_limits
= ARRAY_SIZE(mwifiex_ap_sta_limits
),
54 .max_interfaces
= MWIFIEX_MAX_BSS_NUM
,
55 .beacon_int_infra_match
= true,
56 .radar_detect_widths
= BIT(NL80211_CHAN_WIDTH_20_NOHT
) |
57 BIT(NL80211_CHAN_WIDTH_20
) |
58 BIT(NL80211_CHAN_WIDTH_40
) |
59 BIT(NL80211_CHAN_WIDTH_80
),
63 ieee80211_iface_combination mwifiex_iface_comb_ap_sta_drcs
= {
64 .limits
= mwifiex_ap_sta_limits
,
65 .num_different_channels
= 2,
66 .n_limits
= ARRAY_SIZE(mwifiex_ap_sta_limits
),
67 .max_interfaces
= MWIFIEX_MAX_BSS_NUM
,
68 .beacon_int_infra_match
= true,
72 * This function maps the nl802.11 channel type into driver channel type.
74 * The mapping is as follows -
75 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
76 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
77 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
78 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
79 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
81 u8
mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type
)
84 case NL80211_CHAN_NO_HT
:
85 case NL80211_CHAN_HT20
:
86 return IEEE80211_HT_PARAM_CHA_SEC_NONE
;
87 case NL80211_CHAN_HT40PLUS
:
88 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE
;
89 case NL80211_CHAN_HT40MINUS
:
90 return IEEE80211_HT_PARAM_CHA_SEC_BELOW
;
92 return IEEE80211_HT_PARAM_CHA_SEC_NONE
;
96 /* This function maps IEEE HT secondary channel type to NL80211 channel type
98 u8
mwifiex_sec_chan_offset_to_chan_type(u8 second_chan_offset
)
100 switch (second_chan_offset
) {
101 case IEEE80211_HT_PARAM_CHA_SEC_NONE
:
102 return NL80211_CHAN_HT20
;
103 case IEEE80211_HT_PARAM_CHA_SEC_ABOVE
:
104 return NL80211_CHAN_HT40PLUS
;
105 case IEEE80211_HT_PARAM_CHA_SEC_BELOW
:
106 return NL80211_CHAN_HT40MINUS
;
108 return NL80211_CHAN_HT20
;
113 * This function checks whether WEP is set.
116 mwifiex_is_alg_wep(u32 cipher
)
119 case WLAN_CIPHER_SUITE_WEP40
:
120 case WLAN_CIPHER_SUITE_WEP104
:
130 * This function retrieves the private structure from kernel wiphy structure.
132 static void *mwifiex_cfg80211_get_adapter(struct wiphy
*wiphy
)
134 return (void *) (*(unsigned long *) wiphy_priv(wiphy
));
138 * CFG802.11 operation handler to delete a network key.
141 mwifiex_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
142 u8 key_index
, bool pairwise
, const u8
*mac_addr
)
144 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
145 const u8 bc_mac
[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
146 const u8
*peer_mac
= pairwise
? mac_addr
: bc_mac
;
148 if (mwifiex_set_encode(priv
, NULL
, NULL
, 0, key_index
, peer_mac
, 1)) {
149 mwifiex_dbg(priv
->adapter
, ERROR
, "deleting the crypto keys\n");
153 mwifiex_dbg(priv
->adapter
, INFO
, "info: crypto keys deleted\n");
158 * This function forms an skb for management frame.
161 mwifiex_form_mgmt_frame(struct sk_buff
*skb
, const u8
*buf
, size_t len
)
163 u8 addr
[ETH_ALEN
] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
165 u32 tx_control
= 0, pkt_type
= PKT_TYPE_MGMT
;
167 pkt_len
= len
+ ETH_ALEN
;
169 skb_reserve(skb
, MWIFIEX_MIN_DATA_HEADER_LEN
+
170 MWIFIEX_MGMT_FRAME_HEADER_SIZE
+ sizeof(pkt_len
));
171 memcpy(skb_push(skb
, sizeof(pkt_len
)), &pkt_len
, sizeof(pkt_len
));
173 memcpy(skb_push(skb
, sizeof(tx_control
)),
174 &tx_control
, sizeof(tx_control
));
176 memcpy(skb_push(skb
, sizeof(pkt_type
)), &pkt_type
, sizeof(pkt_type
));
178 /* Add packet data and address4 */
179 memcpy(skb_put(skb
, sizeof(struct ieee80211_hdr_3addr
)), buf
,
180 sizeof(struct ieee80211_hdr_3addr
));
181 memcpy(skb_put(skb
, ETH_ALEN
), addr
, ETH_ALEN
);
182 memcpy(skb_put(skb
, len
- sizeof(struct ieee80211_hdr_3addr
)),
183 buf
+ sizeof(struct ieee80211_hdr_3addr
),
184 len
- sizeof(struct ieee80211_hdr_3addr
));
186 skb
->priority
= LOW_PRIO_TID
;
187 __net_timestamp(skb
);
193 * CFG802.11 operation handler to transmit a management frame.
196 mwifiex_cfg80211_mgmt_tx(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
197 struct cfg80211_mgmt_tx_params
*params
, u64
*cookie
)
199 const u8
*buf
= params
->buf
;
200 size_t len
= params
->len
;
203 const struct ieee80211_mgmt
*mgmt
;
204 struct mwifiex_txinfo
*tx_info
;
205 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
208 mwifiex_dbg(priv
->adapter
, ERROR
, "invalid buffer and length\n");
212 mgmt
= (const struct ieee80211_mgmt
*)buf
;
213 if (GET_BSS_ROLE(priv
) != MWIFIEX_BSS_ROLE_STA
&&
214 ieee80211_is_probe_resp(mgmt
->frame_control
)) {
215 /* Since we support offload probe resp, we need to skip probe
216 * resp in AP or GO mode */
217 mwifiex_dbg(priv
->adapter
, INFO
,
218 "info: skip to send probe resp in AP or GO mode\n");
222 pkt_len
= len
+ ETH_ALEN
;
223 skb
= dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN
+
224 MWIFIEX_MGMT_FRAME_HEADER_SIZE
+
225 pkt_len
+ sizeof(pkt_len
));
228 mwifiex_dbg(priv
->adapter
, ERROR
,
229 "allocate skb failed for management frame\n");
233 tx_info
= MWIFIEX_SKB_TXCB(skb
);
234 memset(tx_info
, 0, sizeof(*tx_info
));
235 tx_info
->bss_num
= priv
->bss_num
;
236 tx_info
->bss_type
= priv
->bss_type
;
237 tx_info
->pkt_len
= pkt_len
;
239 mwifiex_form_mgmt_frame(skb
, buf
, len
);
240 *cookie
= prandom_u32() | 1;
242 if (ieee80211_is_action(mgmt
->frame_control
))
243 skb
= mwifiex_clone_skb_for_tx_status(priv
,
245 MWIFIEX_BUF_FLAG_ACTION_TX_STATUS
, cookie
);
247 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, true,
250 mwifiex_queue_tx_pkt(priv
, skb
);
252 mwifiex_dbg(priv
->adapter
, INFO
, "info: management frame transmitted\n");
257 * CFG802.11 operation handler to register a mgmt frame.
260 mwifiex_cfg80211_mgmt_frame_register(struct wiphy
*wiphy
,
261 struct wireless_dev
*wdev
,
262 u16 frame_type
, bool reg
)
264 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
268 mask
= priv
->mgmt_frame_mask
| BIT(frame_type
>> 4);
270 mask
= priv
->mgmt_frame_mask
& ~BIT(frame_type
>> 4);
272 if (mask
!= priv
->mgmt_frame_mask
) {
273 priv
->mgmt_frame_mask
= mask
;
274 mwifiex_send_cmd(priv
, HostCmd_CMD_MGMT_FRAME_REG
,
275 HostCmd_ACT_GEN_SET
, 0,
276 &priv
->mgmt_frame_mask
, false);
277 mwifiex_dbg(priv
->adapter
, INFO
, "info: mgmt frame registered\n");
282 * CFG802.11 operation handler to remain on channel.
285 mwifiex_cfg80211_remain_on_channel(struct wiphy
*wiphy
,
286 struct wireless_dev
*wdev
,
287 struct ieee80211_channel
*chan
,
288 unsigned int duration
, u64
*cookie
)
290 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
293 if (!chan
|| !cookie
) {
294 mwifiex_dbg(priv
->adapter
, ERROR
, "Invalid parameter for ROC\n");
298 if (priv
->roc_cfg
.cookie
) {
299 mwifiex_dbg(priv
->adapter
, INFO
,
300 "info: ongoing ROC, cookie = 0x%llx\n",
301 priv
->roc_cfg
.cookie
);
305 ret
= mwifiex_remain_on_chan_cfg(priv
, HostCmd_ACT_GEN_SET
, chan
,
309 *cookie
= prandom_u32() | 1;
310 priv
->roc_cfg
.cookie
= *cookie
;
311 priv
->roc_cfg
.chan
= *chan
;
313 cfg80211_ready_on_channel(wdev
, *cookie
, chan
,
314 duration
, GFP_ATOMIC
);
316 mwifiex_dbg(priv
->adapter
, INFO
,
317 "info: ROC, cookie = 0x%llx\n", *cookie
);
324 * CFG802.11 operation handler to cancel remain on channel.
327 mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy
*wiphy
,
328 struct wireless_dev
*wdev
, u64 cookie
)
330 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
333 if (cookie
!= priv
->roc_cfg
.cookie
)
336 ret
= mwifiex_remain_on_chan_cfg(priv
, HostCmd_ACT_GEN_REMOVE
,
337 &priv
->roc_cfg
.chan
, 0);
340 cfg80211_remain_on_channel_expired(wdev
, cookie
,
344 memset(&priv
->roc_cfg
, 0, sizeof(struct mwifiex_roc_cfg
));
346 mwifiex_dbg(priv
->adapter
, INFO
,
347 "info: cancel ROC, cookie = 0x%llx\n", cookie
);
354 * CFG802.11 operation handler to set Tx power.
357 mwifiex_cfg80211_set_tx_power(struct wiphy
*wiphy
,
358 struct wireless_dev
*wdev
,
359 enum nl80211_tx_power_setting type
,
362 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
363 struct mwifiex_private
*priv
;
364 struct mwifiex_power_cfg power_cfg
;
365 int dbm
= MBM_TO_DBM(mbm
);
367 if (type
== NL80211_TX_POWER_FIXED
) {
368 power_cfg
.is_power_auto
= 0;
369 power_cfg
.power_level
= dbm
;
371 power_cfg
.is_power_auto
= 1;
374 priv
= mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_ANY
);
376 return mwifiex_set_tx_power(priv
, &power_cfg
);
380 * CFG802.11 operation handler to set Power Save option.
382 * The timeout value, if provided, is currently ignored.
385 mwifiex_cfg80211_set_power_mgmt(struct wiphy
*wiphy
,
386 struct net_device
*dev
,
387 bool enabled
, int timeout
)
389 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
393 mwifiex_dbg(priv
->adapter
, INFO
,
394 "info: ignore timeout value for IEEE Power Save\n");
398 return mwifiex_drv_set_power(priv
, &ps_mode
);
402 * CFG802.11 operation handler to set the default network key.
405 mwifiex_cfg80211_set_default_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
406 u8 key_index
, bool unicast
,
409 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
411 /* Return if WEP key not configured */
412 if (!priv
->sec_info
.wep_enabled
)
415 if (priv
->bss_type
== MWIFIEX_BSS_TYPE_UAP
) {
416 priv
->wep_key_curr_index
= key_index
;
417 } else if (mwifiex_set_encode(priv
, NULL
, NULL
, 0, key_index
,
419 mwifiex_dbg(priv
->adapter
, ERROR
, "set default Tx key index\n");
427 * CFG802.11 operation handler to add a network key.
430 mwifiex_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*netdev
,
431 u8 key_index
, bool pairwise
, const u8
*mac_addr
,
432 struct key_params
*params
)
434 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(netdev
);
435 struct mwifiex_wep_key
*wep_key
;
436 const u8 bc_mac
[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
437 const u8
*peer_mac
= pairwise
? mac_addr
: bc_mac
;
439 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
&&
440 (params
->cipher
== WLAN_CIPHER_SUITE_WEP40
||
441 params
->cipher
== WLAN_CIPHER_SUITE_WEP104
)) {
442 if (params
->key
&& params
->key_len
) {
443 wep_key
= &priv
->wep_key
[key_index
];
444 memset(wep_key
, 0, sizeof(struct mwifiex_wep_key
));
445 memcpy(wep_key
->key_material
, params
->key
,
447 wep_key
->key_index
= key_index
;
448 wep_key
->key_length
= params
->key_len
;
449 priv
->sec_info
.wep_enabled
= 1;
454 if (mwifiex_set_encode(priv
, params
, params
->key
, params
->key_len
,
455 key_index
, peer_mac
, 0)) {
456 mwifiex_dbg(priv
->adapter
, ERROR
, "crypto keys added\n");
464 * This function sends domain information to the firmware.
466 * The following information are passed to the firmware -
468 * - Sub bands (first channel, number of channels, maximum Tx power)
470 int mwifiex_send_domain_info_cmd_fw(struct wiphy
*wiphy
)
472 u8 no_of_triplet
= 0;
473 struct ieee80211_country_ie_triplet
*t
;
474 u8 no_of_parsed_chan
= 0;
475 u8 first_chan
= 0, next_chan
= 0, max_pwr
= 0;
477 enum ieee80211_band band
;
478 struct ieee80211_supported_band
*sband
;
479 struct ieee80211_channel
*ch
;
480 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
481 struct mwifiex_private
*priv
;
482 struct mwifiex_802_11d_domain_reg
*domain_info
= &adapter
->domain_reg
;
484 /* Set country code */
485 domain_info
->country_code
[0] = adapter
->country_code
[0];
486 domain_info
->country_code
[1] = adapter
->country_code
[1];
487 domain_info
->country_code
[2] = ' ';
489 band
= mwifiex_band_to_radio_type(adapter
->config_bands
);
490 if (!wiphy
->bands
[band
]) {
491 mwifiex_dbg(adapter
, ERROR
,
492 "11D: setting domain info in FW\n");
496 sband
= wiphy
->bands
[band
];
498 for (i
= 0; i
< sband
->n_channels
; i
++) {
499 ch
= &sband
->channels
[i
];
500 if (ch
->flags
& IEEE80211_CHAN_DISABLED
)
505 first_chan
= (u32
) ch
->hw_value
;
506 next_chan
= first_chan
;
507 max_pwr
= ch
->max_power
;
508 no_of_parsed_chan
= 1;
512 if (ch
->hw_value
== next_chan
+ 1 &&
513 ch
->max_power
== max_pwr
) {
517 t
= &domain_info
->triplet
[no_of_triplet
];
518 t
->chans
.first_channel
= first_chan
;
519 t
->chans
.num_channels
= no_of_parsed_chan
;
520 t
->chans
.max_power
= max_pwr
;
522 first_chan
= (u32
) ch
->hw_value
;
523 next_chan
= first_chan
;
524 max_pwr
= ch
->max_power
;
525 no_of_parsed_chan
= 1;
530 t
= &domain_info
->triplet
[no_of_triplet
];
531 t
->chans
.first_channel
= first_chan
;
532 t
->chans
.num_channels
= no_of_parsed_chan
;
533 t
->chans
.max_power
= max_pwr
;
537 domain_info
->no_of_triplet
= no_of_triplet
;
539 priv
= mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_ANY
);
541 if (mwifiex_send_cmd(priv
, HostCmd_CMD_802_11D_DOMAIN_INFO
,
542 HostCmd_ACT_GEN_SET
, 0, NULL
, false)) {
543 mwifiex_dbg(adapter
, INFO
,
544 "11D: setting domain info in FW\n");
552 * CFG802.11 regulatory domain callback function.
554 * This function is called when the regulatory domain is changed due to the
555 * following reasons -
557 * - Set by system core
559 * - Set bt Country IE
561 static void mwifiex_reg_notifier(struct wiphy
*wiphy
,
562 struct regulatory_request
*request
)
564 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
565 struct mwifiex_private
*priv
= mwifiex_get_priv(adapter
,
566 MWIFIEX_BSS_ROLE_ANY
);
567 mwifiex_dbg(adapter
, INFO
,
568 "info: cfg80211 regulatory domain callback for %c%c\n",
569 request
->alpha2
[0], request
->alpha2
[1]);
571 switch (request
->initiator
) {
572 case NL80211_REGDOM_SET_BY_DRIVER
:
573 case NL80211_REGDOM_SET_BY_CORE
:
574 case NL80211_REGDOM_SET_BY_USER
:
575 case NL80211_REGDOM_SET_BY_COUNTRY_IE
:
578 mwifiex_dbg(adapter
, ERROR
,
579 "unknown regdom initiator: %d\n",
584 /* Don't send world or same regdom info to firmware */
585 if (strncmp(request
->alpha2
, "00", 2) &&
586 strncmp(request
->alpha2
, adapter
->country_code
,
587 sizeof(request
->alpha2
))) {
588 memcpy(adapter
->country_code
, request
->alpha2
,
589 sizeof(request
->alpha2
));
590 mwifiex_send_domain_info_cmd_fw(wiphy
);
591 mwifiex_dnld_txpwr_table(priv
);
596 * This function sets the fragmentation threshold.
598 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
599 * and MWIFIEX_FRAG_MAX_VALUE.
602 mwifiex_set_frag(struct mwifiex_private
*priv
, u32 frag_thr
)
604 if (frag_thr
< MWIFIEX_FRAG_MIN_VALUE
||
605 frag_thr
> MWIFIEX_FRAG_MAX_VALUE
)
606 frag_thr
= MWIFIEX_FRAG_MAX_VALUE
;
608 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
609 HostCmd_ACT_GEN_SET
, FRAG_THRESH_I
,
614 * This function sets the RTS threshold.
616 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
617 * and MWIFIEX_RTS_MAX_VALUE.
620 mwifiex_set_rts(struct mwifiex_private
*priv
, u32 rts_thr
)
622 if (rts_thr
< MWIFIEX_RTS_MIN_VALUE
|| rts_thr
> MWIFIEX_RTS_MAX_VALUE
)
623 rts_thr
= MWIFIEX_RTS_MAX_VALUE
;
625 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
626 HostCmd_ACT_GEN_SET
, RTS_THRESH_I
,
631 * CFG802.11 operation handler to set wiphy parameters.
633 * This function can be used to set the RTS threshold and the
634 * Fragmentation threshold of the driver.
637 mwifiex_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
639 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
640 struct mwifiex_private
*priv
;
641 struct mwifiex_uap_bss_param
*bss_cfg
;
644 priv
= mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_ANY
);
646 switch (priv
->bss_role
) {
647 case MWIFIEX_BSS_ROLE_UAP
:
648 if (priv
->bss_started
) {
649 mwifiex_dbg(adapter
, ERROR
,
650 "cannot change wiphy params when bss started");
654 bss_cfg
= kzalloc(sizeof(*bss_cfg
), GFP_KERNEL
);
658 mwifiex_set_sys_config_invalid_data(bss_cfg
);
660 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
)
661 bss_cfg
->rts_threshold
= wiphy
->rts_threshold
;
662 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
)
663 bss_cfg
->frag_threshold
= wiphy
->frag_threshold
;
664 if (changed
& WIPHY_PARAM_RETRY_LONG
)
665 bss_cfg
->retry_limit
= wiphy
->retry_long
;
667 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_UAP_SYS_CONFIG
,
669 UAP_BSS_PARAMS_I
, bss_cfg
,
674 mwifiex_dbg(adapter
, ERROR
,
675 "Failed to set wiphy phy params\n");
680 case MWIFIEX_BSS_ROLE_STA
:
681 if (priv
->media_connected
) {
682 mwifiex_dbg(adapter
, ERROR
,
683 "cannot change wiphy params when connected");
686 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
) {
687 ret
= mwifiex_set_rts(priv
,
688 wiphy
->rts_threshold
);
692 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
) {
693 ret
= mwifiex_set_frag(priv
,
694 wiphy
->frag_threshold
);
705 mwifiex_cfg80211_deinit_p2p(struct mwifiex_private
*priv
)
707 u16 mode
= P2P_MODE_DISABLE
;
709 if (mwifiex_send_cmd(priv
, HostCmd_CMD_P2P_MODE_CFG
,
710 HostCmd_ACT_GEN_SET
, 0, &mode
, true))
717 * This function initializes the functionalities for P2P client.
718 * The P2P client initialization sequence is:
719 * disable -> device -> client
722 mwifiex_cfg80211_init_p2p_client(struct mwifiex_private
*priv
)
726 if (mwifiex_cfg80211_deinit_p2p(priv
))
729 mode
= P2P_MODE_DEVICE
;
730 if (mwifiex_send_cmd(priv
, HostCmd_CMD_P2P_MODE_CFG
,
731 HostCmd_ACT_GEN_SET
, 0, &mode
, true))
734 mode
= P2P_MODE_CLIENT
;
735 if (mwifiex_send_cmd(priv
, HostCmd_CMD_P2P_MODE_CFG
,
736 HostCmd_ACT_GEN_SET
, 0, &mode
, true))
743 * This function initializes the functionalities for P2P GO.
744 * The P2P GO initialization sequence is:
745 * disable -> device -> GO
748 mwifiex_cfg80211_init_p2p_go(struct mwifiex_private
*priv
)
752 if (mwifiex_cfg80211_deinit_p2p(priv
))
755 mode
= P2P_MODE_DEVICE
;
756 if (mwifiex_send_cmd(priv
, HostCmd_CMD_P2P_MODE_CFG
,
757 HostCmd_ACT_GEN_SET
, 0, &mode
, true))
761 if (mwifiex_send_cmd(priv
, HostCmd_CMD_P2P_MODE_CFG
,
762 HostCmd_ACT_GEN_SET
, 0, &mode
, true))
768 static int mwifiex_deinit_priv_params(struct mwifiex_private
*priv
)
770 struct mwifiex_adapter
*adapter
= priv
->adapter
;
773 priv
->mgmt_frame_mask
= 0;
774 if (mwifiex_send_cmd(priv
, HostCmd_CMD_MGMT_FRAME_REG
,
775 HostCmd_ACT_GEN_SET
, 0,
776 &priv
->mgmt_frame_mask
, false)) {
777 mwifiex_dbg(adapter
, ERROR
,
778 "could not unregister mgmt frame rx\n");
782 mwifiex_deauthenticate(priv
, NULL
);
784 spin_lock_irqsave(&adapter
->main_proc_lock
, flags
);
785 adapter
->main_locked
= true;
786 if (adapter
->mwifiex_processing
) {
787 spin_unlock_irqrestore(&adapter
->main_proc_lock
, flags
);
788 flush_workqueue(adapter
->workqueue
);
790 spin_unlock_irqrestore(&adapter
->main_proc_lock
, flags
);
793 spin_lock_irqsave(&adapter
->rx_proc_lock
, flags
);
794 adapter
->rx_locked
= true;
795 if (adapter
->rx_processing
) {
796 spin_unlock_irqrestore(&adapter
->rx_proc_lock
, flags
);
797 flush_workqueue(adapter
->rx_workqueue
);
799 spin_unlock_irqrestore(&adapter
->rx_proc_lock
, flags
);
802 mwifiex_free_priv(priv
);
803 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
804 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
805 priv
->sec_info
.authentication_mode
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
811 mwifiex_init_new_priv_params(struct mwifiex_private
*priv
,
812 struct net_device
*dev
,
813 enum nl80211_iftype type
)
815 struct mwifiex_adapter
*adapter
= priv
->adapter
;
818 mwifiex_init_priv(priv
);
820 priv
->bss_mode
= type
;
821 priv
->wdev
.iftype
= type
;
823 mwifiex_init_priv_params(priv
, priv
->netdev
);
824 priv
->bss_started
= 0;
827 case NL80211_IFTYPE_STATION
:
828 case NL80211_IFTYPE_ADHOC
:
829 priv
->bss_num
= mwifiex_get_unused_bss_num(adapter
,
830 MWIFIEX_BSS_TYPE_STA
);
831 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
832 priv
->bss_type
= MWIFIEX_BSS_TYPE_STA
;
834 case NL80211_IFTYPE_P2P_CLIENT
:
835 priv
->bss_num
= mwifiex_get_unused_bss_num(adapter
,
836 MWIFIEX_BSS_TYPE_P2P
);
837 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
838 priv
->bss_type
= MWIFIEX_BSS_TYPE_P2P
;
840 case NL80211_IFTYPE_P2P_GO
:
841 priv
->bss_num
= mwifiex_get_unused_bss_num(adapter
,
842 MWIFIEX_BSS_TYPE_P2P
);
843 priv
->bss_role
= MWIFIEX_BSS_ROLE_UAP
;
844 priv
->bss_type
= MWIFIEX_BSS_TYPE_P2P
;
846 case NL80211_IFTYPE_AP
:
847 priv
->bss_num
= mwifiex_get_unused_bss_num(adapter
,
848 MWIFIEX_BSS_TYPE_UAP
);
849 priv
->bss_type
= MWIFIEX_BSS_TYPE_UAP
;
850 priv
->bss_role
= MWIFIEX_BSS_ROLE_UAP
;
853 mwifiex_dbg(adapter
, ERROR
,
854 "%s: changing to %d not supported\n",
859 spin_lock_irqsave(&adapter
->main_proc_lock
, flags
);
860 adapter
->main_locked
= false;
861 spin_unlock_irqrestore(&adapter
->main_proc_lock
, flags
);
863 spin_lock_irqsave(&adapter
->rx_proc_lock
, flags
);
864 adapter
->rx_locked
= false;
865 spin_unlock_irqrestore(&adapter
->rx_proc_lock
, flags
);
871 mwifiex_change_vif_to_p2p(struct net_device
*dev
,
872 enum nl80211_iftype curr_iftype
,
873 enum nl80211_iftype type
, u32
*flags
,
874 struct vif_params
*params
)
876 struct mwifiex_private
*priv
;
877 struct mwifiex_adapter
*adapter
;
879 priv
= mwifiex_netdev_get_priv(dev
);
884 adapter
= priv
->adapter
;
886 if (adapter
->curr_iface_comb
.p2p_intf
==
887 adapter
->iface_limit
.p2p_intf
) {
888 mwifiex_dbg(adapter
, ERROR
,
889 "cannot create multiple P2P ifaces\n");
893 mwifiex_dbg(adapter
, INFO
,
894 "%s: changing role to p2p\n", dev
->name
);
896 if (mwifiex_deinit_priv_params(priv
))
898 if (mwifiex_init_new_priv_params(priv
, dev
, type
))
902 case NL80211_IFTYPE_P2P_CLIENT
:
903 if (mwifiex_cfg80211_init_p2p_client(priv
))
906 case NL80211_IFTYPE_P2P_GO
:
907 if (mwifiex_cfg80211_init_p2p_go(priv
))
911 mwifiex_dbg(adapter
, ERROR
,
912 "%s: changing to %d not supported\n",
917 if (mwifiex_send_cmd(priv
, HostCmd_CMD_SET_BSS_MODE
,
918 HostCmd_ACT_GEN_SET
, 0, NULL
, true))
921 if (mwifiex_sta_init_cmd(priv
, false, false))
924 switch (curr_iftype
) {
925 case NL80211_IFTYPE_STATION
:
926 case NL80211_IFTYPE_ADHOC
:
927 adapter
->curr_iface_comb
.sta_intf
--;
929 case NL80211_IFTYPE_AP
:
930 adapter
->curr_iface_comb
.uap_intf
--;
936 adapter
->curr_iface_comb
.p2p_intf
++;
937 dev
->ieee80211_ptr
->iftype
= type
;
943 mwifiex_change_vif_to_sta_adhoc(struct net_device
*dev
,
944 enum nl80211_iftype curr_iftype
,
945 enum nl80211_iftype type
, u32
*flags
,
946 struct vif_params
*params
)
948 struct mwifiex_private
*priv
;
949 struct mwifiex_adapter
*adapter
;
951 priv
= mwifiex_netdev_get_priv(dev
);
956 adapter
= priv
->adapter
;
958 if ((curr_iftype
!= NL80211_IFTYPE_P2P_CLIENT
&&
959 curr_iftype
!= NL80211_IFTYPE_P2P_GO
) &&
960 (adapter
->curr_iface_comb
.sta_intf
==
961 adapter
->iface_limit
.sta_intf
)) {
962 mwifiex_dbg(adapter
, ERROR
,
963 "cannot create multiple station/adhoc ifaces\n");
967 if (type
== NL80211_IFTYPE_STATION
)
968 mwifiex_dbg(adapter
, INFO
,
969 "%s: changing role to station\n", dev
->name
);
971 mwifiex_dbg(adapter
, INFO
,
972 "%s: changing role to adhoc\n", dev
->name
);
974 if (mwifiex_deinit_priv_params(priv
))
976 if (mwifiex_init_new_priv_params(priv
, dev
, type
))
978 if (mwifiex_send_cmd(priv
, HostCmd_CMD_SET_BSS_MODE
,
979 HostCmd_ACT_GEN_SET
, 0, NULL
, true))
981 if (mwifiex_sta_init_cmd(priv
, false, false))
984 switch (curr_iftype
) {
985 case NL80211_IFTYPE_P2P_CLIENT
:
986 case NL80211_IFTYPE_P2P_GO
:
987 adapter
->curr_iface_comb
.p2p_intf
--;
989 case NL80211_IFTYPE_AP
:
990 adapter
->curr_iface_comb
.uap_intf
--;
996 adapter
->curr_iface_comb
.sta_intf
++;
997 dev
->ieee80211_ptr
->iftype
= type
;
1002 mwifiex_change_vif_to_ap(struct net_device
*dev
,
1003 enum nl80211_iftype curr_iftype
,
1004 enum nl80211_iftype type
, u32
*flags
,
1005 struct vif_params
*params
)
1007 struct mwifiex_private
*priv
;
1008 struct mwifiex_adapter
*adapter
;
1010 priv
= mwifiex_netdev_get_priv(dev
);
1015 adapter
= priv
->adapter
;
1017 if (adapter
->curr_iface_comb
.uap_intf
==
1018 adapter
->iface_limit
.uap_intf
) {
1019 mwifiex_dbg(adapter
, ERROR
,
1020 "cannot create multiple AP ifaces\n");
1024 mwifiex_dbg(adapter
, INFO
,
1025 "%s: changing role to AP\n", dev
->name
);
1027 if (mwifiex_deinit_priv_params(priv
))
1029 if (mwifiex_init_new_priv_params(priv
, dev
, type
))
1031 if (mwifiex_send_cmd(priv
, HostCmd_CMD_SET_BSS_MODE
,
1032 HostCmd_ACT_GEN_SET
, 0, NULL
, true))
1034 if (mwifiex_sta_init_cmd(priv
, false, false))
1037 switch (curr_iftype
) {
1038 case NL80211_IFTYPE_P2P_CLIENT
:
1039 case NL80211_IFTYPE_P2P_GO
:
1040 adapter
->curr_iface_comb
.p2p_intf
--;
1042 case NL80211_IFTYPE_STATION
:
1043 case NL80211_IFTYPE_ADHOC
:
1044 adapter
->curr_iface_comb
.sta_intf
--;
1050 adapter
->curr_iface_comb
.uap_intf
++;
1051 dev
->ieee80211_ptr
->iftype
= type
;
1055 * CFG802.11 operation handler to change interface type.
1058 mwifiex_cfg80211_change_virtual_intf(struct wiphy
*wiphy
,
1059 struct net_device
*dev
,
1060 enum nl80211_iftype type
, u32
*flags
,
1061 struct vif_params
*params
)
1063 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1064 enum nl80211_iftype curr_iftype
= dev
->ieee80211_ptr
->iftype
;
1066 switch (curr_iftype
) {
1067 case NL80211_IFTYPE_ADHOC
:
1069 case NL80211_IFTYPE_STATION
:
1070 priv
->bss_mode
= type
;
1071 priv
->sec_info
.authentication_mode
=
1072 NL80211_AUTHTYPE_OPEN_SYSTEM
;
1073 dev
->ieee80211_ptr
->iftype
= type
;
1074 mwifiex_deauthenticate(priv
, NULL
);
1075 return mwifiex_send_cmd(priv
, HostCmd_CMD_SET_BSS_MODE
,
1076 HostCmd_ACT_GEN_SET
, 0, NULL
,
1078 case NL80211_IFTYPE_P2P_CLIENT
:
1079 case NL80211_IFTYPE_P2P_GO
:
1080 return mwifiex_change_vif_to_p2p(dev
, curr_iftype
,
1081 type
, flags
, params
);
1082 case NL80211_IFTYPE_AP
:
1083 return mwifiex_change_vif_to_ap(dev
, curr_iftype
, type
,
1085 case NL80211_IFTYPE_UNSPECIFIED
:
1086 mwifiex_dbg(priv
->adapter
, INFO
,
1087 "%s: kept type as IBSS\n", dev
->name
);
1088 case NL80211_IFTYPE_ADHOC
: /* This shouldn't happen */
1091 mwifiex_dbg(priv
->adapter
, ERROR
,
1092 "%s: changing to %d not supported\n",
1097 case NL80211_IFTYPE_STATION
:
1099 case NL80211_IFTYPE_ADHOC
:
1100 priv
->bss_mode
= type
;
1101 priv
->sec_info
.authentication_mode
=
1102 NL80211_AUTHTYPE_OPEN_SYSTEM
;
1103 dev
->ieee80211_ptr
->iftype
= type
;
1104 mwifiex_deauthenticate(priv
, NULL
);
1105 return mwifiex_send_cmd(priv
, HostCmd_CMD_SET_BSS_MODE
,
1106 HostCmd_ACT_GEN_SET
, 0, NULL
,
1108 case NL80211_IFTYPE_P2P_CLIENT
:
1109 case NL80211_IFTYPE_P2P_GO
:
1110 return mwifiex_change_vif_to_p2p(dev
, curr_iftype
,
1111 type
, flags
, params
);
1112 case NL80211_IFTYPE_AP
:
1113 return mwifiex_change_vif_to_ap(dev
, curr_iftype
, type
,
1115 case NL80211_IFTYPE_UNSPECIFIED
:
1116 mwifiex_dbg(priv
->adapter
, INFO
,
1117 "%s: kept type as STA\n", dev
->name
);
1118 case NL80211_IFTYPE_STATION
: /* This shouldn't happen */
1121 mwifiex_dbg(priv
->adapter
, ERROR
,
1122 "%s: changing to %d not supported\n",
1127 case NL80211_IFTYPE_AP
:
1129 case NL80211_IFTYPE_ADHOC
:
1130 case NL80211_IFTYPE_STATION
:
1131 return mwifiex_change_vif_to_sta_adhoc(dev
, curr_iftype
,
1135 case NL80211_IFTYPE_P2P_CLIENT
:
1136 case NL80211_IFTYPE_P2P_GO
:
1137 return mwifiex_change_vif_to_p2p(dev
, curr_iftype
,
1138 type
, flags
, params
);
1139 case NL80211_IFTYPE_UNSPECIFIED
:
1140 mwifiex_dbg(priv
->adapter
, INFO
,
1141 "%s: kept type as AP\n", dev
->name
);
1142 case NL80211_IFTYPE_AP
: /* This shouldn't happen */
1145 mwifiex_dbg(priv
->adapter
, ERROR
,
1146 "%s: changing to %d not supported\n",
1151 case NL80211_IFTYPE_P2P_CLIENT
:
1152 case NL80211_IFTYPE_P2P_GO
:
1154 case NL80211_IFTYPE_STATION
:
1155 if (mwifiex_cfg80211_deinit_p2p(priv
))
1157 priv
->adapter
->curr_iface_comb
.p2p_intf
--;
1158 priv
->adapter
->curr_iface_comb
.sta_intf
++;
1159 dev
->ieee80211_ptr
->iftype
= type
;
1161 case NL80211_IFTYPE_ADHOC
:
1162 if (mwifiex_cfg80211_deinit_p2p(priv
))
1164 return mwifiex_change_vif_to_sta_adhoc(dev
, curr_iftype
,
1168 case NL80211_IFTYPE_AP
:
1169 if (mwifiex_cfg80211_deinit_p2p(priv
))
1171 return mwifiex_change_vif_to_ap(dev
, curr_iftype
, type
,
1173 case NL80211_IFTYPE_UNSPECIFIED
:
1174 mwifiex_dbg(priv
->adapter
, INFO
,
1175 "%s: kept type as P2P\n", dev
->name
);
1176 case NL80211_IFTYPE_P2P_CLIENT
:
1177 case NL80211_IFTYPE_P2P_GO
:
1180 mwifiex_dbg(priv
->adapter
, ERROR
,
1181 "%s: changing to %d not supported\n",
1187 mwifiex_dbg(priv
->adapter
, ERROR
,
1188 "%s: unknown iftype: %d\n",
1189 dev
->name
, dev
->ieee80211_ptr
->iftype
);
1198 mwifiex_parse_htinfo(struct mwifiex_private
*priv
, u8 tx_htinfo
,
1199 struct rate_info
*rate
)
1201 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1203 if (adapter
->is_hw_11ac_capable
) {
1204 /* bit[1-0]: 00=LG 01=HT 10=VHT */
1205 if (tx_htinfo
& BIT(0)) {
1207 rate
->mcs
= priv
->tx_rate
;
1208 rate
->flags
|= RATE_INFO_FLAGS_MCS
;
1210 if (tx_htinfo
& BIT(1)) {
1212 rate
->mcs
= priv
->tx_rate
& 0x0F;
1213 rate
->flags
|= RATE_INFO_FLAGS_VHT_MCS
;
1216 if (tx_htinfo
& (BIT(1) | BIT(0))) {
1218 switch (tx_htinfo
& (BIT(3) | BIT(2))) {
1220 rate
->bw
= RATE_INFO_BW_20
;
1223 rate
->bw
= RATE_INFO_BW_40
;
1226 rate
->bw
= RATE_INFO_BW_80
;
1228 case (BIT(3) | BIT(2)):
1229 rate
->bw
= RATE_INFO_BW_160
;
1233 if (tx_htinfo
& BIT(4))
1234 rate
->flags
|= RATE_INFO_FLAGS_SHORT_GI
;
1236 if ((priv
->tx_rate
>> 4) == 1)
1243 * Bit 0 in tx_htinfo indicates that current Tx rate
1244 * is 11n rate. Valid MCS index values for us are 0 to 15.
1246 if ((tx_htinfo
& BIT(0)) && (priv
->tx_rate
< 16)) {
1247 rate
->mcs
= priv
->tx_rate
;
1248 rate
->flags
|= RATE_INFO_FLAGS_MCS
;
1249 rate
->bw
= RATE_INFO_BW_20
;
1250 if (tx_htinfo
& BIT(1))
1251 rate
->bw
= RATE_INFO_BW_40
;
1252 if (tx_htinfo
& BIT(2))
1253 rate
->flags
|= RATE_INFO_FLAGS_SHORT_GI
;
1259 * This function dumps the station information on a buffer.
1261 * The following information are shown -
1262 * - Total bytes transmitted
1263 * - Total bytes received
1264 * - Total packets transmitted
1265 * - Total packets received
1266 * - Signal quality level
1267 * - Transmission rate
1270 mwifiex_dump_station_info(struct mwifiex_private
*priv
,
1271 struct mwifiex_sta_node
*node
,
1272 struct station_info
*sinfo
)
1276 sinfo
->filled
= BIT(NL80211_STA_INFO_RX_BYTES
) | BIT(NL80211_STA_INFO_TX_BYTES
) |
1277 BIT(NL80211_STA_INFO_RX_PACKETS
) | BIT(NL80211_STA_INFO_TX_PACKETS
) |
1278 BIT(NL80211_STA_INFO_TX_BITRATE
) |
1279 BIT(NL80211_STA_INFO_SIGNAL
) | BIT(NL80211_STA_INFO_SIGNAL_AVG
);
1281 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
) {
1285 sinfo
->filled
|= BIT(NL80211_STA_INFO_INACTIVE_TIME
) |
1286 BIT(NL80211_STA_INFO_TX_FAILED
);
1287 sinfo
->inactive_time
=
1288 jiffies_to_msecs(jiffies
- node
->stats
.last_rx
);
1290 sinfo
->signal
= node
->stats
.rssi
;
1291 sinfo
->signal_avg
= node
->stats
.rssi
;
1292 sinfo
->rx_bytes
= node
->stats
.rx_bytes
;
1293 sinfo
->tx_bytes
= node
->stats
.tx_bytes
;
1294 sinfo
->rx_packets
= node
->stats
.rx_packets
;
1295 sinfo
->tx_packets
= node
->stats
.tx_packets
;
1296 sinfo
->tx_failed
= node
->stats
.tx_failed
;
1298 mwifiex_parse_htinfo(priv
, node
->stats
.last_tx_htinfo
,
1300 sinfo
->txrate
.legacy
= node
->stats
.last_tx_rate
* 5;
1305 /* Get signal information from the firmware */
1306 if (mwifiex_send_cmd(priv
, HostCmd_CMD_RSSI_INFO
,
1307 HostCmd_ACT_GEN_GET
, 0, NULL
, true)) {
1308 mwifiex_dbg(priv
->adapter
, ERROR
,
1309 "failed to get signal information\n");
1313 if (mwifiex_drv_get_data_rate(priv
, &rate
)) {
1314 mwifiex_dbg(priv
->adapter
, ERROR
,
1315 "getting data rate error\n");
1319 /* Get DTIM period information from firmware */
1320 mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
1321 HostCmd_ACT_GEN_GET
, DTIM_PERIOD_I
,
1322 &priv
->dtim_period
, true);
1324 mwifiex_parse_htinfo(priv
, priv
->tx_htinfo
, &sinfo
->txrate
);
1326 sinfo
->signal_avg
= priv
->bcn_rssi_avg
;
1327 sinfo
->rx_bytes
= priv
->stats
.rx_bytes
;
1328 sinfo
->tx_bytes
= priv
->stats
.tx_bytes
;
1329 sinfo
->rx_packets
= priv
->stats
.rx_packets
;
1330 sinfo
->tx_packets
= priv
->stats
.tx_packets
;
1331 sinfo
->signal
= priv
->bcn_rssi_avg
;
1332 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
1333 sinfo
->txrate
.legacy
= rate
* 5;
1335 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
) {
1336 sinfo
->filled
|= BIT(NL80211_STA_INFO_BSS_PARAM
);
1337 sinfo
->bss_param
.flags
= 0;
1338 if (priv
->curr_bss_params
.bss_descriptor
.cap_info_bitmap
&
1339 WLAN_CAPABILITY_SHORT_PREAMBLE
)
1340 sinfo
->bss_param
.flags
|=
1341 BSS_PARAM_FLAGS_SHORT_PREAMBLE
;
1342 if (priv
->curr_bss_params
.bss_descriptor
.cap_info_bitmap
&
1343 WLAN_CAPABILITY_SHORT_SLOT_TIME
)
1344 sinfo
->bss_param
.flags
|=
1345 BSS_PARAM_FLAGS_SHORT_SLOT_TIME
;
1346 sinfo
->bss_param
.dtim_period
= priv
->dtim_period
;
1347 sinfo
->bss_param
.beacon_interval
=
1348 priv
->curr_bss_params
.bss_descriptor
.beacon_period
;
1355 * CFG802.11 operation handler to get station information.
1357 * This function only works in connected mode, and dumps the
1358 * requested station information, if available.
1361 mwifiex_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*dev
,
1362 const u8
*mac
, struct station_info
*sinfo
)
1364 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1366 if (!priv
->media_connected
)
1368 if (memcmp(mac
, priv
->cfg_bssid
, ETH_ALEN
))
1371 return mwifiex_dump_station_info(priv
, NULL
, sinfo
);
1375 * CFG802.11 operation handler to dump station information.
1378 mwifiex_cfg80211_dump_station(struct wiphy
*wiphy
, struct net_device
*dev
,
1379 int idx
, u8
*mac
, struct station_info
*sinfo
)
1381 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1382 static struct mwifiex_sta_node
*node
;
1384 if ((GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_STA
) &&
1385 priv
->media_connected
&& idx
== 0) {
1386 ether_addr_copy(mac
, priv
->cfg_bssid
);
1387 return mwifiex_dump_station_info(priv
, NULL
, sinfo
);
1388 } else if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
) {
1389 mwifiex_send_cmd(priv
, HOST_CMD_APCMD_STA_LIST
,
1390 HostCmd_ACT_GEN_GET
, 0, NULL
, true);
1392 if (node
&& (&node
->list
== &priv
->sta_list
)) {
1397 node
= list_prepare_entry(node
, &priv
->sta_list
, list
);
1398 list_for_each_entry_continue(node
, &priv
->sta_list
, list
) {
1399 ether_addr_copy(mac
, node
->mac_addr
);
1400 return mwifiex_dump_station_info(priv
, node
, sinfo
);
1408 mwifiex_cfg80211_dump_survey(struct wiphy
*wiphy
, struct net_device
*dev
,
1409 int idx
, struct survey_info
*survey
)
1411 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1412 struct mwifiex_chan_stats
*pchan_stats
= priv
->adapter
->chan_stats
;
1413 enum ieee80211_band band
;
1415 mwifiex_dbg(priv
->adapter
, DUMP
, "dump_survey idx=%d\n", idx
);
1417 memset(survey
, 0, sizeof(struct survey_info
));
1419 if ((GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_STA
) &&
1420 priv
->media_connected
&& idx
== 0) {
1421 u8 curr_bss_band
= priv
->curr_bss_params
.band
;
1422 u32 chan
= priv
->curr_bss_params
.bss_descriptor
.channel
;
1424 band
= mwifiex_band_to_radio_type(curr_bss_band
);
1425 survey
->channel
= ieee80211_get_channel(wiphy
,
1426 ieee80211_channel_to_frequency(chan
, band
));
1428 if (priv
->bcn_nf_last
) {
1429 survey
->filled
= SURVEY_INFO_NOISE_DBM
;
1430 survey
->noise
= priv
->bcn_nf_last
;
1435 if (idx
>= priv
->adapter
->num_in_chan_stats
)
1438 if (!pchan_stats
[idx
].cca_scan_dur
)
1441 band
= pchan_stats
[idx
].bandcfg
;
1442 survey
->channel
= ieee80211_get_channel(wiphy
,
1443 ieee80211_channel_to_frequency(pchan_stats
[idx
].chan_num
, band
));
1444 survey
->filled
= SURVEY_INFO_NOISE_DBM
|
1446 SURVEY_INFO_TIME_BUSY
;
1447 survey
->noise
= pchan_stats
[idx
].noise
;
1448 survey
->time
= pchan_stats
[idx
].cca_scan_dur
;
1449 survey
->time_busy
= pchan_stats
[idx
].cca_busy_dur
;
1454 /* Supported rates to be advertised to the cfg80211 */
1455 static struct ieee80211_rate mwifiex_rates
[] = {
1456 {.bitrate
= 10, .hw_value
= 2, },
1457 {.bitrate
= 20, .hw_value
= 4, },
1458 {.bitrate
= 55, .hw_value
= 11, },
1459 {.bitrate
= 110, .hw_value
= 22, },
1460 {.bitrate
= 60, .hw_value
= 12, },
1461 {.bitrate
= 90, .hw_value
= 18, },
1462 {.bitrate
= 120, .hw_value
= 24, },
1463 {.bitrate
= 180, .hw_value
= 36, },
1464 {.bitrate
= 240, .hw_value
= 48, },
1465 {.bitrate
= 360, .hw_value
= 72, },
1466 {.bitrate
= 480, .hw_value
= 96, },
1467 {.bitrate
= 540, .hw_value
= 108, },
1470 /* Channel definitions to be advertised to cfg80211 */
1471 static struct ieee80211_channel mwifiex_channels_2ghz
[] = {
1472 {.center_freq
= 2412, .hw_value
= 1, },
1473 {.center_freq
= 2417, .hw_value
= 2, },
1474 {.center_freq
= 2422, .hw_value
= 3, },
1475 {.center_freq
= 2427, .hw_value
= 4, },
1476 {.center_freq
= 2432, .hw_value
= 5, },
1477 {.center_freq
= 2437, .hw_value
= 6, },
1478 {.center_freq
= 2442, .hw_value
= 7, },
1479 {.center_freq
= 2447, .hw_value
= 8, },
1480 {.center_freq
= 2452, .hw_value
= 9, },
1481 {.center_freq
= 2457, .hw_value
= 10, },
1482 {.center_freq
= 2462, .hw_value
= 11, },
1483 {.center_freq
= 2467, .hw_value
= 12, },
1484 {.center_freq
= 2472, .hw_value
= 13, },
1485 {.center_freq
= 2484, .hw_value
= 14, },
1488 static struct ieee80211_supported_band mwifiex_band_2ghz
= {
1489 .channels
= mwifiex_channels_2ghz
,
1490 .n_channels
= ARRAY_SIZE(mwifiex_channels_2ghz
),
1491 .bitrates
= mwifiex_rates
,
1492 .n_bitrates
= ARRAY_SIZE(mwifiex_rates
),
1495 static struct ieee80211_channel mwifiex_channels_5ghz
[] = {
1496 {.center_freq
= 5040, .hw_value
= 8, },
1497 {.center_freq
= 5060, .hw_value
= 12, },
1498 {.center_freq
= 5080, .hw_value
= 16, },
1499 {.center_freq
= 5170, .hw_value
= 34, },
1500 {.center_freq
= 5190, .hw_value
= 38, },
1501 {.center_freq
= 5210, .hw_value
= 42, },
1502 {.center_freq
= 5230, .hw_value
= 46, },
1503 {.center_freq
= 5180, .hw_value
= 36, },
1504 {.center_freq
= 5200, .hw_value
= 40, },
1505 {.center_freq
= 5220, .hw_value
= 44, },
1506 {.center_freq
= 5240, .hw_value
= 48, },
1507 {.center_freq
= 5260, .hw_value
= 52, },
1508 {.center_freq
= 5280, .hw_value
= 56, },
1509 {.center_freq
= 5300, .hw_value
= 60, },
1510 {.center_freq
= 5320, .hw_value
= 64, },
1511 {.center_freq
= 5500, .hw_value
= 100, },
1512 {.center_freq
= 5520, .hw_value
= 104, },
1513 {.center_freq
= 5540, .hw_value
= 108, },
1514 {.center_freq
= 5560, .hw_value
= 112, },
1515 {.center_freq
= 5580, .hw_value
= 116, },
1516 {.center_freq
= 5600, .hw_value
= 120, },
1517 {.center_freq
= 5620, .hw_value
= 124, },
1518 {.center_freq
= 5640, .hw_value
= 128, },
1519 {.center_freq
= 5660, .hw_value
= 132, },
1520 {.center_freq
= 5680, .hw_value
= 136, },
1521 {.center_freq
= 5700, .hw_value
= 140, },
1522 {.center_freq
= 5745, .hw_value
= 149, },
1523 {.center_freq
= 5765, .hw_value
= 153, },
1524 {.center_freq
= 5785, .hw_value
= 157, },
1525 {.center_freq
= 5805, .hw_value
= 161, },
1526 {.center_freq
= 5825, .hw_value
= 165, },
1529 static struct ieee80211_supported_band mwifiex_band_5ghz
= {
1530 .channels
= mwifiex_channels_5ghz
,
1531 .n_channels
= ARRAY_SIZE(mwifiex_channels_5ghz
),
1532 .bitrates
= mwifiex_rates
+ 4,
1533 .n_bitrates
= ARRAY_SIZE(mwifiex_rates
) - 4,
1537 /* Supported crypto cipher suits to be advertised to cfg80211 */
1538 static const u32 mwifiex_cipher_suites
[] = {
1539 WLAN_CIPHER_SUITE_WEP40
,
1540 WLAN_CIPHER_SUITE_WEP104
,
1541 WLAN_CIPHER_SUITE_TKIP
,
1542 WLAN_CIPHER_SUITE_CCMP
,
1543 WLAN_CIPHER_SUITE_SMS4
,
1544 WLAN_CIPHER_SUITE_AES_CMAC
,
1547 /* Supported mgmt frame types to be advertised to cfg80211 */
1548 static const struct ieee80211_txrx_stypes
1549 mwifiex_mgmt_stypes
[NUM_NL80211_IFTYPES
] = {
1550 [NL80211_IFTYPE_STATION
] = {
1551 .tx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1552 BIT(IEEE80211_STYPE_PROBE_RESP
>> 4),
1553 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1554 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4),
1556 [NL80211_IFTYPE_AP
] = {
1557 .tx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1558 BIT(IEEE80211_STYPE_PROBE_RESP
>> 4),
1559 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1560 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4),
1562 [NL80211_IFTYPE_P2P_CLIENT
] = {
1563 .tx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1564 BIT(IEEE80211_STYPE_PROBE_RESP
>> 4),
1565 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1566 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4),
1568 [NL80211_IFTYPE_P2P_GO
] = {
1569 .tx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1570 BIT(IEEE80211_STYPE_PROBE_RESP
>> 4),
1571 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
1572 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4),
1577 * CFG802.11 operation handler for setting bit rates.
1579 * Function configures data rates to firmware using bitrate mask
1580 * provided by cfg80211.
1582 static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy
*wiphy
,
1583 struct net_device
*dev
,
1585 const struct cfg80211_bitrate_mask
*mask
)
1587 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1588 u16 bitmap_rates
[MAX_BITMAP_RATES_SIZE
];
1589 enum ieee80211_band band
;
1590 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1592 if (!priv
->media_connected
) {
1593 mwifiex_dbg(adapter
, ERROR
,
1594 "Can not set Tx data rate in disconnected state\n");
1598 band
= mwifiex_band_to_radio_type(priv
->curr_bss_params
.band
);
1600 memset(bitmap_rates
, 0, sizeof(bitmap_rates
));
1602 /* Fill HR/DSSS rates. */
1603 if (band
== IEEE80211_BAND_2GHZ
)
1604 bitmap_rates
[0] = mask
->control
[band
].legacy
& 0x000f;
1606 /* Fill OFDM rates */
1607 if (band
== IEEE80211_BAND_2GHZ
)
1608 bitmap_rates
[1] = (mask
->control
[band
].legacy
& 0x0ff0) >> 4;
1610 bitmap_rates
[1] = mask
->control
[band
].legacy
;
1612 /* Fill HT MCS rates */
1613 bitmap_rates
[2] = mask
->control
[band
].ht_mcs
[0];
1614 if (adapter
->hw_dev_mcs_support
== HT_STREAM_2X2
)
1615 bitmap_rates
[2] |= mask
->control
[band
].ht_mcs
[1] << 8;
1617 /* Fill VHT MCS rates */
1618 if (adapter
->fw_api_ver
== MWIFIEX_FW_V15
) {
1619 bitmap_rates
[10] = mask
->control
[band
].vht_mcs
[0];
1620 if (adapter
->hw_dev_mcs_support
== HT_STREAM_2X2
)
1621 bitmap_rates
[11] = mask
->control
[band
].vht_mcs
[1];
1624 return mwifiex_send_cmd(priv
, HostCmd_CMD_TX_RATE_CFG
,
1625 HostCmd_ACT_GEN_SET
, 0, bitmap_rates
, true);
1629 * CFG802.11 operation handler for connection quality monitoring.
1631 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1634 static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy
*wiphy
,
1635 struct net_device
*dev
,
1636 s32 rssi_thold
, u32 rssi_hyst
)
1638 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1639 struct mwifiex_ds_misc_subsc_evt subsc_evt
;
1641 priv
->cqm_rssi_thold
= rssi_thold
;
1642 priv
->cqm_rssi_hyst
= rssi_hyst
;
1644 memset(&subsc_evt
, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt
));
1645 subsc_evt
.events
= BITMASK_BCN_RSSI_LOW
| BITMASK_BCN_RSSI_HIGH
;
1647 /* Subscribe/unsubscribe low and high rssi events */
1648 if (rssi_thold
&& rssi_hyst
) {
1649 subsc_evt
.action
= HostCmd_ACT_BITWISE_SET
;
1650 subsc_evt
.bcn_l_rssi_cfg
.abs_value
= abs(rssi_thold
);
1651 subsc_evt
.bcn_h_rssi_cfg
.abs_value
= abs(rssi_thold
);
1652 subsc_evt
.bcn_l_rssi_cfg
.evt_freq
= 1;
1653 subsc_evt
.bcn_h_rssi_cfg
.evt_freq
= 1;
1654 return mwifiex_send_cmd(priv
,
1655 HostCmd_CMD_802_11_SUBSCRIBE_EVENT
,
1656 0, 0, &subsc_evt
, true);
1658 subsc_evt
.action
= HostCmd_ACT_BITWISE_CLR
;
1659 return mwifiex_send_cmd(priv
,
1660 HostCmd_CMD_802_11_SUBSCRIBE_EVENT
,
1661 0, 0, &subsc_evt
, true);
1667 /* cfg80211 operation handler for change_beacon.
1668 * Function retrieves and sets modified management IEs to FW.
1670 static int mwifiex_cfg80211_change_beacon(struct wiphy
*wiphy
,
1671 struct net_device
*dev
,
1672 struct cfg80211_beacon_data
*data
)
1674 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1676 if (GET_BSS_ROLE(priv
) != MWIFIEX_BSS_ROLE_UAP
) {
1677 mwifiex_dbg(priv
->adapter
, ERROR
,
1678 "%s: bss_type mismatched\n", __func__
);
1682 if (!priv
->bss_started
) {
1683 mwifiex_dbg(priv
->adapter
, ERROR
,
1684 "%s: bss not started\n", __func__
);
1688 if (mwifiex_set_mgmt_ies(priv
, data
)) {
1689 mwifiex_dbg(priv
->adapter
, ERROR
,
1690 "%s: setting mgmt ies failed\n", __func__
);
1697 /* cfg80211 operation handler for del_station.
1698 * Function deauthenticates station which value is provided in mac parameter.
1699 * If mac is NULL/broadcast, all stations in associated station list are
1700 * deauthenticated. If bss is not started or there are no stations in
1701 * associated stations list, no action is taken.
1704 mwifiex_cfg80211_del_station(struct wiphy
*wiphy
, struct net_device
*dev
,
1705 struct station_del_parameters
*params
)
1707 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1708 struct mwifiex_sta_node
*sta_node
;
1709 u8 deauth_mac
[ETH_ALEN
];
1710 unsigned long flags
;
1712 if (!priv
->bss_started
&& priv
->wdev
.cac_started
) {
1713 mwifiex_dbg(priv
->adapter
, INFO
, "%s: abort CAC!\n", __func__
);
1714 mwifiex_abort_cac(priv
);
1717 if (list_empty(&priv
->sta_list
) || !priv
->bss_started
)
1720 if (!params
->mac
|| is_broadcast_ether_addr(params
->mac
))
1723 mwifiex_dbg(priv
->adapter
, INFO
, "%s: mac address %pM\n",
1724 __func__
, params
->mac
);
1726 eth_zero_addr(deauth_mac
);
1728 spin_lock_irqsave(&priv
->sta_list_spinlock
, flags
);
1729 sta_node
= mwifiex_get_sta_entry(priv
, params
->mac
);
1731 ether_addr_copy(deauth_mac
, params
->mac
);
1732 spin_unlock_irqrestore(&priv
->sta_list_spinlock
, flags
);
1734 if (is_valid_ether_addr(deauth_mac
)) {
1735 if (mwifiex_send_cmd(priv
, HostCmd_CMD_UAP_STA_DEAUTH
,
1736 HostCmd_ACT_GEN_SET
, 0,
1745 mwifiex_cfg80211_set_antenna(struct wiphy
*wiphy
, u32 tx_ant
, u32 rx_ant
)
1747 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
1748 struct mwifiex_private
*priv
= mwifiex_get_priv(adapter
,
1749 MWIFIEX_BSS_ROLE_ANY
);
1750 struct mwifiex_ds_ant_cfg ant_cfg
;
1752 if (!tx_ant
|| !rx_ant
)
1755 if (adapter
->hw_dev_mcs_support
!= HT_STREAM_2X2
) {
1756 /* Not a MIMO chip. User should provide specific antenna number
1757 * for Tx/Rx path or enable all antennas for diversity
1759 if (tx_ant
!= rx_ant
)
1762 if ((tx_ant
& (tx_ant
- 1)) &&
1763 (tx_ant
!= BIT(adapter
->number_of_antenna
) - 1))
1766 if ((tx_ant
== BIT(adapter
->number_of_antenna
) - 1) &&
1767 (priv
->adapter
->number_of_antenna
> 1)) {
1768 tx_ant
= RF_ANTENNA_AUTO
;
1769 rx_ant
= RF_ANTENNA_AUTO
;
1772 struct ieee80211_sta_ht_cap
*ht_info
;
1774 enum ieee80211_band band
;
1776 if ((tx_ant
== 0x1 && rx_ant
== 0x1)) {
1777 adapter
->user_dev_mcs_support
= HT_STREAM_1X1
;
1778 if (adapter
->is_hw_11ac_capable
)
1779 adapter
->usr_dot_11ac_mcs_support
=
1780 MWIFIEX_11AC_MCS_MAP_1X1
;
1782 adapter
->user_dev_mcs_support
= HT_STREAM_2X2
;
1783 if (adapter
->is_hw_11ac_capable
)
1784 adapter
->usr_dot_11ac_mcs_support
=
1785 MWIFIEX_11AC_MCS_MAP_2X2
;
1788 for (band
= 0; band
< IEEE80211_NUM_BANDS
; band
++) {
1789 if (!adapter
->wiphy
->bands
[band
])
1792 ht_info
= &adapter
->wiphy
->bands
[band
]->ht_cap
;
1794 GET_RXMCSSUPP(adapter
->user_dev_mcs_support
);
1795 memset(&ht_info
->mcs
, 0, adapter
->number_of_antenna
);
1796 memset(&ht_info
->mcs
, 0xff, rx_mcs_supp
);
1800 ant_cfg
.tx_ant
= tx_ant
;
1801 ant_cfg
.rx_ant
= rx_ant
;
1803 return mwifiex_send_cmd(priv
, HostCmd_CMD_RF_ANTENNA
,
1804 HostCmd_ACT_GEN_SET
, 0, &ant_cfg
, true);
1807 /* cfg80211 operation handler for stop ap.
1808 * Function stops BSS running at uAP interface.
1810 static int mwifiex_cfg80211_stop_ap(struct wiphy
*wiphy
, struct net_device
*dev
)
1812 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1814 mwifiex_abort_cac(priv
);
1816 if (mwifiex_del_mgmt_ies(priv
))
1817 mwifiex_dbg(priv
->adapter
, ERROR
,
1818 "Failed to delete mgmt IEs!\n");
1820 priv
->ap_11n_enabled
= 0;
1821 memset(&priv
->bss_cfg
, 0, sizeof(priv
->bss_cfg
));
1823 if (mwifiex_send_cmd(priv
, HostCmd_CMD_UAP_BSS_STOP
,
1824 HostCmd_ACT_GEN_SET
, 0, NULL
, true)) {
1825 mwifiex_dbg(priv
->adapter
, ERROR
,
1826 "Failed to stop the BSS\n");
1830 if (mwifiex_send_cmd(priv
, HOST_CMD_APCMD_SYS_RESET
,
1831 HostCmd_ACT_GEN_SET
, 0, NULL
, true)) {
1832 mwifiex_dbg(priv
->adapter
, ERROR
,
1833 "Failed to reset BSS\n");
1837 if (netif_carrier_ok(priv
->netdev
))
1838 netif_carrier_off(priv
->netdev
);
1839 mwifiex_stop_net_dev_queue(priv
->netdev
, priv
->adapter
);
1844 /* cfg80211 operation handler for start_ap.
1845 * Function sets beacon period, DTIM period, SSID and security into
1846 * AP config structure.
1847 * AP is configured with these settings and BSS is started.
1849 static int mwifiex_cfg80211_start_ap(struct wiphy
*wiphy
,
1850 struct net_device
*dev
,
1851 struct cfg80211_ap_settings
*params
)
1853 struct mwifiex_uap_bss_param
*bss_cfg
;
1854 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1856 if (GET_BSS_ROLE(priv
) != MWIFIEX_BSS_ROLE_UAP
)
1859 bss_cfg
= kzalloc(sizeof(struct mwifiex_uap_bss_param
), GFP_KERNEL
);
1863 mwifiex_set_sys_config_invalid_data(bss_cfg
);
1865 if (params
->beacon_interval
)
1866 bss_cfg
->beacon_period
= params
->beacon_interval
;
1867 if (params
->dtim_period
)
1868 bss_cfg
->dtim_period
= params
->dtim_period
;
1870 if (params
->ssid
&& params
->ssid_len
) {
1871 memcpy(bss_cfg
->ssid
.ssid
, params
->ssid
, params
->ssid_len
);
1872 bss_cfg
->ssid
.ssid_len
= params
->ssid_len
;
1874 if (params
->inactivity_timeout
> 0) {
1875 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
1876 bss_cfg
->sta_ao_timer
= 10 * params
->inactivity_timeout
;
1877 bss_cfg
->ps_sta_ao_timer
= 10 * params
->inactivity_timeout
;
1880 switch (params
->hidden_ssid
) {
1881 case NL80211_HIDDEN_SSID_NOT_IN_USE
:
1882 bss_cfg
->bcast_ssid_ctl
= 1;
1884 case NL80211_HIDDEN_SSID_ZERO_LEN
:
1885 bss_cfg
->bcast_ssid_ctl
= 0;
1887 case NL80211_HIDDEN_SSID_ZERO_CONTENTS
:
1888 /* firmware doesn't support this type of hidden SSID */
1894 mwifiex_uap_set_channel(priv
, bss_cfg
, params
->chandef
);
1895 mwifiex_set_uap_rates(bss_cfg
, params
);
1897 if (mwifiex_set_secure_params(priv
, bss_cfg
, params
)) {
1899 mwifiex_dbg(priv
->adapter
, ERROR
,
1900 "Failed to parse secuirty parameters!\n");
1904 mwifiex_set_ht_params(priv
, bss_cfg
, params
);
1906 if (priv
->adapter
->is_hw_11ac_capable
) {
1907 mwifiex_set_vht_params(priv
, bss_cfg
, params
);
1908 mwifiex_set_vht_width(priv
, params
->chandef
.width
,
1909 priv
->ap_11ac_enabled
);
1912 if (priv
->ap_11ac_enabled
)
1913 mwifiex_set_11ac_ba_params(priv
);
1915 mwifiex_set_ba_params(priv
);
1917 mwifiex_set_wmm_params(priv
, bss_cfg
, params
);
1919 if (mwifiex_is_11h_active(priv
))
1920 mwifiex_set_tpc_params(priv
, bss_cfg
, params
);
1922 if (mwifiex_is_11h_active(priv
) &&
1923 !cfg80211_chandef_dfs_required(wiphy
, ¶ms
->chandef
,
1925 mwifiex_dbg(priv
->adapter
, INFO
,
1926 "Disable 11h extensions in FW\n");
1927 if (mwifiex_11h_activate(priv
, false)) {
1928 mwifiex_dbg(priv
->adapter
, ERROR
,
1929 "Failed to disable 11h extensions!!");
1932 priv
->state_11h
.is_11h_active
= false;
1935 if (mwifiex_config_start_uap(priv
, bss_cfg
)) {
1936 mwifiex_dbg(priv
->adapter
, ERROR
,
1937 "Failed to start AP\n");
1942 if (mwifiex_set_mgmt_ies(priv
, ¶ms
->beacon
))
1945 if (!netif_carrier_ok(priv
->netdev
))
1946 netif_carrier_on(priv
->netdev
);
1947 mwifiex_wake_up_net_dev_queue(priv
->netdev
, priv
->adapter
);
1949 memcpy(&priv
->bss_cfg
, bss_cfg
, sizeof(priv
->bss_cfg
));
1955 * CFG802.11 operation handler for disconnection request.
1957 * This function does not work when there is already a disconnection
1958 * procedure going on.
1961 mwifiex_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*dev
,
1964 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
1966 if (!mwifiex_stop_bg_scan(priv
))
1967 cfg80211_sched_scan_stopped_rtnl(priv
->wdev
.wiphy
);
1969 if (mwifiex_deauthenticate(priv
, NULL
))
1972 mwifiex_dbg(priv
->adapter
, MSG
,
1973 "info: successfully disconnected from %pM:\t"
1974 "reason code %d\n", priv
->cfg_bssid
, reason_code
);
1976 eth_zero_addr(priv
->cfg_bssid
);
1977 priv
->hs2_enabled
= false;
1983 * This function informs the CFG802.11 subsystem of a new IBSS.
1985 * The following information are sent to the CFG802.11 subsystem
1986 * to register the new IBSS. If we do not register the new IBSS,
1987 * a kernel panic will result.
1993 static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private
*priv
)
1995 struct ieee80211_channel
*chan
;
1996 struct mwifiex_bss_info bss_info
;
1997 struct cfg80211_bss
*bss
;
1999 u8 ie_buf
[IEEE80211_MAX_SSID_LEN
+ sizeof(struct ieee_types_header
)];
2000 enum ieee80211_band band
;
2002 if (mwifiex_get_bss_info(priv
, &bss_info
))
2005 ie_buf
[0] = WLAN_EID_SSID
;
2006 ie_buf
[1] = bss_info
.ssid
.ssid_len
;
2008 memcpy(&ie_buf
[sizeof(struct ieee_types_header
)],
2009 &bss_info
.ssid
.ssid
, bss_info
.ssid
.ssid_len
);
2010 ie_len
= ie_buf
[1] + sizeof(struct ieee_types_header
);
2012 band
= mwifiex_band_to_radio_type(priv
->curr_bss_params
.band
);
2013 chan
= __ieee80211_get_channel(priv
->wdev
.wiphy
,
2014 ieee80211_channel_to_frequency(bss_info
.bss_chan
,
2017 bss
= cfg80211_inform_bss(priv
->wdev
.wiphy
, chan
,
2018 CFG80211_BSS_FTYPE_UNKNOWN
,
2019 bss_info
.bssid
, 0, WLAN_CAPABILITY_IBSS
,
2020 0, ie_buf
, ie_len
, 0, GFP_KERNEL
);
2022 cfg80211_put_bss(priv
->wdev
.wiphy
, bss
);
2023 ether_addr_copy(priv
->cfg_bssid
, bss_info
.bssid
);
2030 * This function connects with a BSS.
2032 * This function handles both Infra and Ad-Hoc modes. It also performs
2033 * validity checking on the provided parameters, disconnects from the
2034 * current BSS (if any), sets up the association/scan parameters,
2035 * including security settings, and performs specific SSID scan before
2036 * trying to connect.
2038 * For Infra mode, the function returns failure if the specified SSID
2039 * is not found in scan table. However, for Ad-Hoc mode, it can create
2040 * the IBSS if it does not exist. On successful completion in either case,
2041 * the function notifies the CFG802.11 subsystem of the new BSS connection.
2044 mwifiex_cfg80211_assoc(struct mwifiex_private
*priv
, size_t ssid_len
,
2045 const u8
*ssid
, const u8
*bssid
, int mode
,
2046 struct ieee80211_channel
*channel
,
2047 struct cfg80211_connect_params
*sme
, bool privacy
)
2049 struct cfg80211_ssid req_ssid
;
2050 int ret
, auth_type
= 0;
2051 struct cfg80211_bss
*bss
= NULL
;
2052 u8 is_scanning_required
= 0;
2054 memset(&req_ssid
, 0, sizeof(struct cfg80211_ssid
));
2056 req_ssid
.ssid_len
= ssid_len
;
2057 if (ssid_len
> IEEE80211_MAX_SSID_LEN
) {
2058 mwifiex_dbg(priv
->adapter
, ERROR
, "invalid SSID - aborting\n");
2062 memcpy(req_ssid
.ssid
, ssid
, ssid_len
);
2063 if (!req_ssid
.ssid_len
|| req_ssid
.ssid
[0] < 0x20) {
2064 mwifiex_dbg(priv
->adapter
, ERROR
, "invalid SSID - aborting\n");
2068 /* As this is new association, clear locally stored
2069 * keys and security related flags */
2070 priv
->sec_info
.wpa_enabled
= false;
2071 priv
->sec_info
.wpa2_enabled
= false;
2072 priv
->wep_key_curr_index
= 0;
2073 priv
->sec_info
.encryption_mode
= 0;
2074 priv
->sec_info
.is_authtype_auto
= 0;
2075 ret
= mwifiex_set_encode(priv
, NULL
, NULL
, 0, 0, NULL
, 1);
2077 if (mode
== NL80211_IFTYPE_ADHOC
) {
2078 /* "privacy" is set only for ad-hoc mode */
2081 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
2082 * the firmware can find a matching network from the
2083 * scan. The cfg80211 does not give us the encryption
2084 * mode at this stage so just setting it to WEP here.
2086 priv
->sec_info
.encryption_mode
=
2087 WLAN_CIPHER_SUITE_WEP104
;
2088 priv
->sec_info
.authentication_mode
=
2089 NL80211_AUTHTYPE_OPEN_SYSTEM
;
2095 /* Now handle infra mode. "sme" is valid for infra mode only */
2096 if (sme
->auth_type
== NL80211_AUTHTYPE_AUTOMATIC
) {
2097 auth_type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
2098 priv
->sec_info
.is_authtype_auto
= 1;
2100 auth_type
= sme
->auth_type
;
2103 if (sme
->crypto
.n_ciphers_pairwise
) {
2104 priv
->sec_info
.encryption_mode
=
2105 sme
->crypto
.ciphers_pairwise
[0];
2106 priv
->sec_info
.authentication_mode
= auth_type
;
2109 if (sme
->crypto
.cipher_group
) {
2110 priv
->sec_info
.encryption_mode
= sme
->crypto
.cipher_group
;
2111 priv
->sec_info
.authentication_mode
= auth_type
;
2114 ret
= mwifiex_set_gen_ie(priv
, sme
->ie
, sme
->ie_len
);
2117 if (mwifiex_is_alg_wep(priv
->sec_info
.encryption_mode
)) {
2118 mwifiex_dbg(priv
->adapter
, INFO
,
2119 "info: setting wep encryption\t"
2120 "with key len %d\n", sme
->key_len
);
2121 priv
->wep_key_curr_index
= sme
->key_idx
;
2122 ret
= mwifiex_set_encode(priv
, NULL
, sme
->key
,
2123 sme
->key_len
, sme
->key_idx
,
2129 * Scan entries are valid for some time (15 sec). So we can save one
2130 * active scan time if we just try cfg80211_get_bss first. If it fails
2131 * then request scan and cfg80211_get_bss() again for final output.
2134 if (is_scanning_required
) {
2135 /* Do specific SSID scanning */
2136 if (mwifiex_request_scan(priv
, &req_ssid
)) {
2137 mwifiex_dbg(priv
->adapter
, ERROR
, "scan error\n");
2142 /* Find the BSS we want using available scan results */
2143 if (mode
== NL80211_IFTYPE_ADHOC
)
2144 bss
= cfg80211_get_bss(priv
->wdev
.wiphy
, channel
,
2145 bssid
, ssid
, ssid_len
,
2146 IEEE80211_BSS_TYPE_IBSS
,
2147 IEEE80211_PRIVACY_ANY
);
2149 bss
= cfg80211_get_bss(priv
->wdev
.wiphy
, channel
,
2150 bssid
, ssid
, ssid_len
,
2151 IEEE80211_BSS_TYPE_ESS
,
2152 IEEE80211_PRIVACY_ANY
);
2155 if (is_scanning_required
) {
2156 mwifiex_dbg(priv
->adapter
, WARN
,
2157 "assoc: requested bss not found in scan results\n");
2160 is_scanning_required
= 1;
2162 mwifiex_dbg(priv
->adapter
, MSG
,
2163 "info: trying to associate to '%s' bssid %pM\n",
2164 (char *)req_ssid
.ssid
, bss
->bssid
);
2165 memcpy(&priv
->cfg_bssid
, bss
->bssid
, ETH_ALEN
);
2170 ret
= mwifiex_bss_start(priv
, bss
, &req_ssid
);
2174 if (mode
== NL80211_IFTYPE_ADHOC
) {
2175 /* Inform the BSS information to kernel, otherwise
2176 * kernel will give a panic after successful assoc */
2177 if (mwifiex_cfg80211_inform_ibss_bss(priv
))
2185 * CFG802.11 operation handler for association request.
2187 * This function does not work when the current mode is set to Ad-Hoc, or
2188 * when there is already an association procedure going on. The given BSS
2189 * information is used to associate.
2192 mwifiex_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*dev
,
2193 struct cfg80211_connect_params
*sme
)
2195 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2196 struct mwifiex_adapter
*adapter
= priv
->adapter
;
2199 if (GET_BSS_ROLE(priv
) != MWIFIEX_BSS_ROLE_STA
) {
2200 mwifiex_dbg(adapter
, ERROR
,
2201 "%s: reject infra assoc request in non-STA role\n",
2206 if (priv
->wdev
.current_bss
) {
2207 mwifiex_dbg(adapter
, ERROR
,
2208 "%s: already connected\n", dev
->name
);
2212 if (adapter
->surprise_removed
|| adapter
->is_cmd_timedout
) {
2213 mwifiex_dbg(adapter
, ERROR
,
2214 "%s: Ignore connection.\t"
2215 "Card removed or FW in bad state\n",
2220 mwifiex_dbg(adapter
, INFO
,
2221 "info: Trying to associate to %s and bssid %pM\n",
2222 (char *)sme
->ssid
, sme
->bssid
);
2224 if (!mwifiex_stop_bg_scan(priv
))
2225 cfg80211_sched_scan_stopped_rtnl(priv
->wdev
.wiphy
);
2227 ret
= mwifiex_cfg80211_assoc(priv
, sme
->ssid_len
, sme
->ssid
, sme
->bssid
,
2228 priv
->bss_mode
, sme
->channel
, sme
, 0);
2230 cfg80211_connect_result(priv
->netdev
, priv
->cfg_bssid
, NULL
, 0,
2231 NULL
, 0, WLAN_STATUS_SUCCESS
,
2233 mwifiex_dbg(priv
->adapter
, MSG
,
2234 "info: associated to bssid %pM successfully\n",
2236 if (ISSUPP_TDLS_ENABLED(priv
->adapter
->fw_cap_info
) &&
2237 priv
->adapter
->auto_tdls
&&
2238 priv
->bss_type
== MWIFIEX_BSS_TYPE_STA
)
2239 mwifiex_setup_auto_tdls_timer(priv
);
2241 mwifiex_dbg(priv
->adapter
, ERROR
,
2242 "info: association to bssid %pM failed\n",
2244 eth_zero_addr(priv
->cfg_bssid
);
2247 cfg80211_connect_result(priv
->netdev
, priv
->cfg_bssid
,
2248 NULL
, 0, NULL
, 0, ret
,
2251 cfg80211_connect_result(priv
->netdev
, priv
->cfg_bssid
,
2253 WLAN_STATUS_UNSPECIFIED_FAILURE
,
2261 * This function sets following parameters for ibss network.
2265 * - secondary channel offset
2267 static int mwifiex_set_ibss_params(struct mwifiex_private
*priv
,
2268 struct cfg80211_ibss_params
*params
)
2270 struct mwifiex_adapter
*adapter
= priv
->adapter
;
2272 u8 config_bands
= 0;
2274 if (params
->chandef
.chan
->band
== IEEE80211_BAND_2GHZ
) {
2275 if (!params
->basic_rates
) {
2276 config_bands
= BAND_B
| BAND_G
;
2278 for (i
= 0; i
< mwifiex_band_2ghz
.n_bitrates
; i
++) {
2280 * Rates below 6 Mbps in the table are CCK
2281 * rates; 802.11b and from 6 they are OFDM;
2284 if (mwifiex_rates
[i
].bitrate
== 60) {
2290 if (params
->basic_rates
< index
) {
2291 config_bands
= BAND_B
;
2293 config_bands
= BAND_G
;
2294 if (params
->basic_rates
% index
)
2295 config_bands
|= BAND_B
;
2299 if (cfg80211_get_chandef_type(¶ms
->chandef
) !=
2301 config_bands
|= BAND_G
| BAND_GN
;
2303 if (cfg80211_get_chandef_type(¶ms
->chandef
) ==
2305 config_bands
= BAND_A
;
2307 config_bands
= BAND_AN
| BAND_A
;
2310 if (!((config_bands
| adapter
->fw_bands
) & ~adapter
->fw_bands
)) {
2311 adapter
->config_bands
= config_bands
;
2312 adapter
->adhoc_start_band
= config_bands
;
2314 if ((config_bands
& BAND_GN
) || (config_bands
& BAND_AN
))
2315 adapter
->adhoc_11n_enabled
= true;
2317 adapter
->adhoc_11n_enabled
= false;
2320 adapter
->sec_chan_offset
=
2321 mwifiex_chan_type_to_sec_chan_offset(
2322 cfg80211_get_chandef_type(¶ms
->chandef
));
2323 priv
->adhoc_channel
= ieee80211_frequency_to_channel(
2324 params
->chandef
.chan
->center_freq
);
2326 mwifiex_dbg(adapter
, INFO
,
2327 "info: set ibss band %d, chan %d, chan offset %d\n",
2328 config_bands
, priv
->adhoc_channel
,
2329 adapter
->sec_chan_offset
);
2335 * CFG802.11 operation handler to join an IBSS.
2337 * This function does not work in any mode other than Ad-Hoc, or if
2338 * a join operation is already in progress.
2341 mwifiex_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*dev
,
2342 struct cfg80211_ibss_params
*params
)
2344 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2347 if (priv
->bss_mode
!= NL80211_IFTYPE_ADHOC
) {
2348 mwifiex_dbg(priv
->adapter
, ERROR
,
2349 "request to join ibss received\t"
2350 "when station is not in ibss mode\n");
2354 mwifiex_dbg(priv
->adapter
, MSG
,
2355 "info: trying to join to %s and bssid %pM\n",
2356 (char *)params
->ssid
, params
->bssid
);
2358 mwifiex_set_ibss_params(priv
, params
);
2360 ret
= mwifiex_cfg80211_assoc(priv
, params
->ssid_len
, params
->ssid
,
2361 params
->bssid
, priv
->bss_mode
,
2362 params
->chandef
.chan
, NULL
,
2366 cfg80211_ibss_joined(priv
->netdev
, priv
->cfg_bssid
,
2367 params
->chandef
.chan
, GFP_KERNEL
);
2368 mwifiex_dbg(priv
->adapter
, MSG
,
2369 "info: joined/created adhoc network with bssid\t"
2370 "%pM successfully\n", priv
->cfg_bssid
);
2372 mwifiex_dbg(priv
->adapter
, ERROR
,
2373 "info: failed creating/joining adhoc network\n");
2380 * CFG802.11 operation handler to leave an IBSS.
2382 * This function does not work if a leave operation is
2383 * already in progress.
2386 mwifiex_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*dev
)
2388 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2390 mwifiex_dbg(priv
->adapter
, MSG
, "info: disconnecting from essid %pM\n",
2392 if (mwifiex_deauthenticate(priv
, NULL
))
2395 eth_zero_addr(priv
->cfg_bssid
);
2401 * CFG802.11 operation handler for scan request.
2403 * This function issues a scan request to the firmware based upon
2404 * the user specified scan configuration. On successful completion,
2405 * it also informs the results.
2408 mwifiex_cfg80211_scan(struct wiphy
*wiphy
,
2409 struct cfg80211_scan_request
*request
)
2411 struct net_device
*dev
= request
->wdev
->netdev
;
2412 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2414 struct ieee80211_channel
*chan
;
2415 struct ieee_types_header
*ie
;
2416 struct mwifiex_user_scan_cfg
*user_scan_cfg
;
2418 mwifiex_dbg(priv
->adapter
, CMD
,
2419 "info: received scan request on %s\n", dev
->name
);
2421 /* Block scan request if scan operation or scan cleanup when interface
2422 * is disabled is in process
2424 if (priv
->scan_request
|| priv
->scan_aborting
) {
2425 mwifiex_dbg(priv
->adapter
, WARN
,
2426 "cmd: Scan already in process..\n");
2430 if (!mwifiex_stop_bg_scan(priv
))
2431 cfg80211_sched_scan_stopped_rtnl(priv
->wdev
.wiphy
);
2433 user_scan_cfg
= kzalloc(sizeof(*user_scan_cfg
), GFP_KERNEL
);
2437 priv
->scan_request
= request
;
2439 user_scan_cfg
->num_ssids
= request
->n_ssids
;
2440 user_scan_cfg
->ssid_list
= request
->ssids
;
2442 if (request
->ie
&& request
->ie_len
) {
2444 for (i
= 0; i
< MWIFIEX_MAX_VSIE_NUM
; i
++) {
2445 if (priv
->vs_ie
[i
].mask
!= MWIFIEX_VSIE_MASK_CLEAR
)
2447 priv
->vs_ie
[i
].mask
= MWIFIEX_VSIE_MASK_SCAN
;
2448 ie
= (struct ieee_types_header
*)(request
->ie
+ offset
);
2449 memcpy(&priv
->vs_ie
[i
].ie
, ie
, sizeof(*ie
) + ie
->len
);
2450 offset
+= sizeof(*ie
) + ie
->len
;
2452 if (offset
>= request
->ie_len
)
2457 for (i
= 0; i
< min_t(u32
, request
->n_channels
,
2458 MWIFIEX_USER_SCAN_CHAN_MAX
); i
++) {
2459 chan
= request
->channels
[i
];
2460 user_scan_cfg
->chan_list
[i
].chan_number
= chan
->hw_value
;
2461 user_scan_cfg
->chan_list
[i
].radio_type
= chan
->band
;
2463 if ((chan
->flags
& IEEE80211_CHAN_NO_IR
) || !request
->n_ssids
)
2464 user_scan_cfg
->chan_list
[i
].scan_type
=
2465 MWIFIEX_SCAN_TYPE_PASSIVE
;
2467 user_scan_cfg
->chan_list
[i
].scan_type
=
2468 MWIFIEX_SCAN_TYPE_ACTIVE
;
2470 user_scan_cfg
->chan_list
[i
].scan_time
= 0;
2473 if (priv
->adapter
->scan_chan_gap_enabled
&&
2474 mwifiex_is_any_intf_active(priv
))
2475 user_scan_cfg
->scan_chan_gap
=
2476 priv
->adapter
->scan_chan_gap_time
;
2478 ret
= mwifiex_scan_networks(priv
, user_scan_cfg
);
2479 kfree(user_scan_cfg
);
2481 mwifiex_dbg(priv
->adapter
, ERROR
,
2482 "scan failed: %d\n", ret
);
2483 priv
->scan_aborting
= false;
2484 priv
->scan_request
= NULL
;
2488 if (request
->ie
&& request
->ie_len
) {
2489 for (i
= 0; i
< MWIFIEX_MAX_VSIE_NUM
; i
++) {
2490 if (priv
->vs_ie
[i
].mask
== MWIFIEX_VSIE_MASK_SCAN
) {
2491 priv
->vs_ie
[i
].mask
= MWIFIEX_VSIE_MASK_CLEAR
;
2492 memset(&priv
->vs_ie
[i
].ie
, 0,
2493 MWIFIEX_MAX_VSIE_LEN
);
2500 /* CFG802.11 operation handler for sched_scan_start.
2502 * This function issues a bgscan config request to the firmware based upon
2503 * the user specified sched_scan configuration. On successful completion,
2504 * firmware will generate BGSCAN_REPORT event, driver should issue bgscan
2505 * query command to get sched_scan results from firmware.
2508 mwifiex_cfg80211_sched_scan_start(struct wiphy
*wiphy
,
2509 struct net_device
*dev
,
2510 struct cfg80211_sched_scan_request
*request
)
2512 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2514 struct ieee80211_channel
*chan
;
2515 struct mwifiex_bg_scan_cfg
*bgscan_cfg
;
2516 struct ieee_types_header
*ie
;
2518 if (!request
|| (!request
->n_ssids
&& !request
->n_match_sets
)) {
2519 wiphy_err(wiphy
, "%s : Invalid Sched_scan parameters",
2524 wiphy_info(wiphy
, "sched_scan start : n_ssids=%d n_match_sets=%d ",
2525 request
->n_ssids
, request
->n_match_sets
);
2526 wiphy_info(wiphy
, "n_channels=%d interval=%d ie_len=%d\n",
2527 request
->n_channels
, request
->scan_plans
->interval
,
2528 (int)request
->ie_len
);
2530 bgscan_cfg
= kzalloc(sizeof(*bgscan_cfg
), GFP_KERNEL
);
2534 if (priv
->scan_request
|| priv
->scan_aborting
)
2535 bgscan_cfg
->start_later
= true;
2537 bgscan_cfg
->num_ssids
= request
->n_match_sets
;
2538 bgscan_cfg
->ssid_list
= request
->match_sets
;
2540 if (request
->ie
&& request
->ie_len
) {
2542 for (i
= 0; i
< MWIFIEX_MAX_VSIE_NUM
; i
++) {
2543 if (priv
->vs_ie
[i
].mask
!= MWIFIEX_VSIE_MASK_CLEAR
)
2545 priv
->vs_ie
[i
].mask
= MWIFIEX_VSIE_MASK_BGSCAN
;
2546 ie
= (struct ieee_types_header
*)(request
->ie
+ offset
);
2547 memcpy(&priv
->vs_ie
[i
].ie
, ie
, sizeof(*ie
) + ie
->len
);
2548 offset
+= sizeof(*ie
) + ie
->len
;
2550 if (offset
>= request
->ie_len
)
2555 for (i
= 0; i
< min_t(u32
, request
->n_channels
,
2556 MWIFIEX_BG_SCAN_CHAN_MAX
); i
++) {
2557 chan
= request
->channels
[i
];
2558 bgscan_cfg
->chan_list
[i
].chan_number
= chan
->hw_value
;
2559 bgscan_cfg
->chan_list
[i
].radio_type
= chan
->band
;
2561 if ((chan
->flags
& IEEE80211_CHAN_NO_IR
) || !request
->n_ssids
)
2562 bgscan_cfg
->chan_list
[i
].scan_type
=
2563 MWIFIEX_SCAN_TYPE_PASSIVE
;
2565 bgscan_cfg
->chan_list
[i
].scan_type
=
2566 MWIFIEX_SCAN_TYPE_ACTIVE
;
2568 bgscan_cfg
->chan_list
[i
].scan_time
= 0;
2571 bgscan_cfg
->chan_per_scan
= min_t(u32
, request
->n_channels
,
2572 MWIFIEX_BG_SCAN_CHAN_MAX
);
2574 /* Use at least 15 second for per scan cycle */
2575 bgscan_cfg
->scan_interval
= (request
->scan_plans
->interval
>
2576 MWIFIEX_BGSCAN_INTERVAL
) ?
2577 request
->scan_plans
->interval
:
2578 MWIFIEX_BGSCAN_INTERVAL
;
2580 bgscan_cfg
->repeat_count
= MWIFIEX_BGSCAN_REPEAT_COUNT
;
2581 bgscan_cfg
->report_condition
= MWIFIEX_BGSCAN_SSID_MATCH
|
2582 MWIFIEX_BGSCAN_WAIT_ALL_CHAN_DONE
;
2583 bgscan_cfg
->bss_type
= MWIFIEX_BSS_MODE_INFRA
;
2584 bgscan_cfg
->action
= MWIFIEX_BGSCAN_ACT_SET
;
2585 bgscan_cfg
->enable
= true;
2586 if (request
->min_rssi_thold
!= NL80211_SCAN_RSSI_THOLD_OFF
) {
2587 bgscan_cfg
->report_condition
|= MWIFIEX_BGSCAN_SSID_RSSI_MATCH
;
2588 bgscan_cfg
->rssi_threshold
= request
->min_rssi_thold
;
2591 if (mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_BG_SCAN_CONFIG
,
2592 HostCmd_ACT_GEN_SET
, 0, bgscan_cfg
, true)) {
2597 priv
->sched_scanning
= true;
2603 /* CFG802.11 operation handler for sched_scan_stop.
2605 * This function issues a bgscan config command to disable
2606 * previous bgscan configuration in the firmware
2608 static int mwifiex_cfg80211_sched_scan_stop(struct wiphy
*wiphy
,
2609 struct net_device
*dev
)
2611 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
2613 wiphy_info(wiphy
, "sched scan stop!");
2614 mwifiex_stop_bg_scan(priv
);
2619 static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap
*vht_info
,
2620 struct mwifiex_private
*priv
)
2622 struct mwifiex_adapter
*adapter
= priv
->adapter
;
2624 vht_info
->vht_supported
= true;
2626 vht_info
->cap
= adapter
->hw_dot_11ac_dev_cap
;
2627 /* Update MCS support for VHT */
2628 vht_info
->vht_mcs
.rx_mcs_map
= cpu_to_le16(
2629 adapter
->hw_dot_11ac_mcs_support
& 0xFFFF);
2630 vht_info
->vht_mcs
.rx_highest
= 0;
2631 vht_info
->vht_mcs
.tx_mcs_map
= cpu_to_le16(
2632 adapter
->hw_dot_11ac_mcs_support
>> 16);
2633 vht_info
->vht_mcs
.tx_highest
= 0;
2637 * This function sets up the CFG802.11 specific HT capability fields
2638 * with default values.
2640 * The following default values are set -
2641 * - HT Supported = True
2642 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2643 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2644 * - HT Capabilities supported by firmware
2645 * - MCS information, Rx mask = 0xff
2646 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2649 mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap
*ht_info
,
2650 struct mwifiex_private
*priv
)
2653 struct ieee80211_mcs_info mcs_set
;
2654 u8
*mcs
= (u8
*)&mcs_set
;
2655 struct mwifiex_adapter
*adapter
= priv
->adapter
;
2657 ht_info
->ht_supported
= true;
2658 ht_info
->ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
2659 ht_info
->ampdu_density
= IEEE80211_HT_MPDU_DENSITY_NONE
;
2661 memset(&ht_info
->mcs
, 0, sizeof(ht_info
->mcs
));
2663 /* Fill HT capability information */
2664 if (ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
2665 ht_info
->cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
2667 ht_info
->cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
2669 if (ISSUPP_SHORTGI20(adapter
->hw_dot_11n_dev_cap
))
2670 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_20
;
2672 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_20
;
2674 if (ISSUPP_SHORTGI40(adapter
->hw_dot_11n_dev_cap
))
2675 ht_info
->cap
|= IEEE80211_HT_CAP_SGI_40
;
2677 ht_info
->cap
&= ~IEEE80211_HT_CAP_SGI_40
;
2679 if (adapter
->user_dev_mcs_support
== HT_STREAM_2X2
)
2680 ht_info
->cap
|= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT
;
2682 ht_info
->cap
|= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT
;
2684 if (ISSUPP_TXSTBC(adapter
->hw_dot_11n_dev_cap
))
2685 ht_info
->cap
|= IEEE80211_HT_CAP_TX_STBC
;
2687 ht_info
->cap
&= ~IEEE80211_HT_CAP_TX_STBC
;
2689 if (ISSUPP_GREENFIELD(adapter
->hw_dot_11n_dev_cap
))
2690 ht_info
->cap
|= IEEE80211_HT_CAP_GRN_FLD
;
2692 ht_info
->cap
&= ~IEEE80211_HT_CAP_GRN_FLD
;
2694 if (ISENABLED_40MHZ_INTOLERANT(adapter
->hw_dot_11n_dev_cap
))
2695 ht_info
->cap
|= IEEE80211_HT_CAP_40MHZ_INTOLERANT
;
2697 ht_info
->cap
&= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT
;
2699 if (ISSUPP_RXLDPC(adapter
->hw_dot_11n_dev_cap
))
2700 ht_info
->cap
|= IEEE80211_HT_CAP_LDPC_CODING
;
2702 ht_info
->cap
&= ~IEEE80211_HT_CAP_LDPC_CODING
;
2704 ht_info
->cap
&= ~IEEE80211_HT_CAP_MAX_AMSDU
;
2705 ht_info
->cap
|= IEEE80211_HT_CAP_SM_PS
;
2707 rx_mcs_supp
= GET_RXMCSSUPP(adapter
->user_dev_mcs_support
);
2708 /* Set MCS for 1x1/2x2 */
2709 memset(mcs
, 0xff, rx_mcs_supp
);
2710 /* Clear all the other values */
2711 memset(&mcs
[rx_mcs_supp
], 0,
2712 sizeof(struct ieee80211_mcs_info
) - rx_mcs_supp
);
2713 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
||
2714 ISSUPP_CHANWIDTH40(adapter
->hw_dot_11n_dev_cap
))
2715 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2716 SETHT_MCS32(mcs_set
.rx_mask
);
2718 memcpy((u8
*) &ht_info
->mcs
, mcs
, sizeof(struct ieee80211_mcs_info
));
2720 ht_info
->mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
2724 * create a new virtual interface with the given name and name assign type
2726 struct wireless_dev
*mwifiex_add_virtual_intf(struct wiphy
*wiphy
,
2728 unsigned char name_assign_type
,
2729 enum nl80211_iftype type
,
2731 struct vif_params
*params
)
2733 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
2734 struct mwifiex_private
*priv
;
2735 struct net_device
*dev
;
2739 return ERR_PTR(-EFAULT
);
2742 case NL80211_IFTYPE_UNSPECIFIED
:
2743 case NL80211_IFTYPE_STATION
:
2744 case NL80211_IFTYPE_ADHOC
:
2745 if (adapter
->curr_iface_comb
.sta_intf
==
2746 adapter
->iface_limit
.sta_intf
) {
2747 mwifiex_dbg(adapter
, ERROR
,
2748 "cannot create multiple sta/adhoc ifaces\n");
2749 return ERR_PTR(-EINVAL
);
2752 priv
= mwifiex_get_unused_priv_by_bss_type(
2753 adapter
, MWIFIEX_BSS_TYPE_STA
);
2755 mwifiex_dbg(adapter
, ERROR
,
2756 "could not get free private struct\n");
2757 return ERR_PTR(-EFAULT
);
2760 priv
->wdev
.wiphy
= wiphy
;
2761 priv
->wdev
.iftype
= NL80211_IFTYPE_STATION
;
2763 if (type
== NL80211_IFTYPE_UNSPECIFIED
)
2764 priv
->bss_mode
= NL80211_IFTYPE_STATION
;
2766 priv
->bss_mode
= type
;
2768 priv
->bss_type
= MWIFIEX_BSS_TYPE_STA
;
2769 priv
->frame_type
= MWIFIEX_DATA_FRAME_TYPE_ETH_II
;
2770 priv
->bss_priority
= 0;
2771 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
2774 case NL80211_IFTYPE_AP
:
2775 if (adapter
->curr_iface_comb
.uap_intf
==
2776 adapter
->iface_limit
.uap_intf
) {
2777 mwifiex_dbg(adapter
, ERROR
,
2778 "cannot create multiple AP ifaces\n");
2779 return ERR_PTR(-EINVAL
);
2782 priv
= mwifiex_get_unused_priv_by_bss_type(
2783 adapter
, MWIFIEX_BSS_TYPE_UAP
);
2785 mwifiex_dbg(adapter
, ERROR
,
2786 "could not get free private struct\n");
2787 return ERR_PTR(-EFAULT
);
2790 priv
->wdev
.wiphy
= wiphy
;
2791 priv
->wdev
.iftype
= NL80211_IFTYPE_AP
;
2793 priv
->bss_type
= MWIFIEX_BSS_TYPE_UAP
;
2794 priv
->frame_type
= MWIFIEX_DATA_FRAME_TYPE_ETH_II
;
2795 priv
->bss_priority
= 0;
2796 priv
->bss_role
= MWIFIEX_BSS_ROLE_UAP
;
2797 priv
->bss_started
= 0;
2798 priv
->bss_mode
= type
;
2801 case NL80211_IFTYPE_P2P_CLIENT
:
2802 if (adapter
->curr_iface_comb
.p2p_intf
==
2803 adapter
->iface_limit
.p2p_intf
) {
2804 mwifiex_dbg(adapter
, ERROR
,
2805 "cannot create multiple P2P ifaces\n");
2806 return ERR_PTR(-EINVAL
);
2809 priv
= mwifiex_get_unused_priv_by_bss_type(
2810 adapter
, MWIFIEX_BSS_TYPE_P2P
);
2812 mwifiex_dbg(adapter
, ERROR
,
2813 "could not get free private struct\n");
2814 return ERR_PTR(-EFAULT
);
2817 priv
->wdev
.wiphy
= wiphy
;
2818 /* At start-up, wpa_supplicant tries to change the interface
2819 * to NL80211_IFTYPE_STATION if it is not managed mode.
2821 priv
->wdev
.iftype
= NL80211_IFTYPE_P2P_CLIENT
;
2822 priv
->bss_mode
= NL80211_IFTYPE_P2P_CLIENT
;
2824 /* Setting bss_type to P2P tells firmware that this interface
2825 * is receiving P2P peers found during find phase and doing
2826 * action frame handshake.
2828 priv
->bss_type
= MWIFIEX_BSS_TYPE_P2P
;
2830 priv
->frame_type
= MWIFIEX_DATA_FRAME_TYPE_ETH_II
;
2831 priv
->bss_priority
= MWIFIEX_BSS_ROLE_STA
;
2832 priv
->bss_role
= MWIFIEX_BSS_ROLE_STA
;
2833 priv
->bss_started
= 0;
2835 if (mwifiex_cfg80211_init_p2p_client(priv
)) {
2836 memset(&priv
->wdev
, 0, sizeof(priv
->wdev
));
2837 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
2838 return ERR_PTR(-EFAULT
);
2843 mwifiex_dbg(adapter
, ERROR
, "type not supported\n");
2844 return ERR_PTR(-EINVAL
);
2847 dev
= alloc_netdev_mqs(sizeof(struct mwifiex_private
*), name
,
2848 name_assign_type
, ether_setup
,
2849 IEEE80211_NUM_ACS
, 1);
2851 mwifiex_dbg(adapter
, ERROR
,
2852 "no memory available for netdevice\n");
2853 memset(&priv
->wdev
, 0, sizeof(priv
->wdev
));
2854 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
2855 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
2856 return ERR_PTR(-ENOMEM
);
2859 mwifiex_init_priv_params(priv
, dev
);
2862 mwifiex_setup_ht_caps(&wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
, priv
);
2863 if (adapter
->is_hw_11ac_capable
)
2864 mwifiex_setup_vht_caps(
2865 &wiphy
->bands
[IEEE80211_BAND_2GHZ
]->vht_cap
, priv
);
2867 if (adapter
->config_bands
& BAND_A
)
2868 mwifiex_setup_ht_caps(
2869 &wiphy
->bands
[IEEE80211_BAND_5GHZ
]->ht_cap
, priv
);
2871 if ((adapter
->config_bands
& BAND_A
) && adapter
->is_hw_11ac_capable
)
2872 mwifiex_setup_vht_caps(
2873 &wiphy
->bands
[IEEE80211_BAND_5GHZ
]->vht_cap
, priv
);
2875 dev_net_set(dev
, wiphy_net(wiphy
));
2876 dev
->ieee80211_ptr
= &priv
->wdev
;
2877 dev
->ieee80211_ptr
->iftype
= priv
->bss_mode
;
2878 memcpy(dev
->dev_addr
, wiphy
->perm_addr
, ETH_ALEN
);
2879 SET_NETDEV_DEV(dev
, wiphy_dev(wiphy
));
2881 dev
->flags
|= IFF_BROADCAST
| IFF_MULTICAST
;
2882 dev
->watchdog_timeo
= MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT
;
2883 dev
->hard_header_len
+= MWIFIEX_MIN_DATA_HEADER_LEN
;
2884 dev
->ethtool_ops
= &mwifiex_ethtool_ops
;
2886 mdev_priv
= netdev_priv(dev
);
2887 *((unsigned long *) mdev_priv
) = (unsigned long) priv
;
2889 SET_NETDEV_DEV(dev
, adapter
->dev
);
2891 /* Register network device */
2892 if (register_netdevice(dev
)) {
2893 mwifiex_dbg(adapter
, ERROR
,
2894 "cannot register virtual network device\n");
2896 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
2897 priv
->netdev
= NULL
;
2898 memset(&priv
->wdev
, 0, sizeof(priv
->wdev
));
2899 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
2900 return ERR_PTR(-EFAULT
);
2903 priv
->dfs_cac_workqueue
= alloc_workqueue("MWIFIEX_DFS_CAC%s",
2906 WQ_UNBOUND
, 1, name
);
2907 if (!priv
->dfs_cac_workqueue
) {
2908 mwifiex_dbg(adapter
, ERROR
,
2909 "cannot register virtual network device\n");
2911 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
2912 priv
->netdev
= NULL
;
2913 memset(&priv
->wdev
, 0, sizeof(priv
->wdev
));
2914 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
2915 return ERR_PTR(-ENOMEM
);
2918 INIT_DELAYED_WORK(&priv
->dfs_cac_work
, mwifiex_dfs_cac_work_queue
);
2920 priv
->dfs_chan_sw_workqueue
= alloc_workqueue("MWIFIEX_DFS_CHSW%s",
2921 WQ_HIGHPRI
| WQ_UNBOUND
|
2922 WQ_MEM_RECLAIM
, 1, name
);
2923 if (!priv
->dfs_chan_sw_workqueue
) {
2924 mwifiex_dbg(adapter
, ERROR
,
2925 "cannot register virtual network device\n");
2927 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
2928 priv
->netdev
= NULL
;
2929 memset(&priv
->wdev
, 0, sizeof(priv
->wdev
));
2930 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
2931 return ERR_PTR(-ENOMEM
);
2934 INIT_DELAYED_WORK(&priv
->dfs_chan_sw_work
,
2935 mwifiex_dfs_chan_sw_work_queue
);
2937 sema_init(&priv
->async_sem
, 1);
2939 mwifiex_dbg(adapter
, INFO
,
2940 "info: %s: Marvell 802.11 Adapter\n", dev
->name
);
2942 #ifdef CONFIG_DEBUG_FS
2943 mwifiex_dev_debugfs_init(priv
);
2947 case NL80211_IFTYPE_UNSPECIFIED
:
2948 case NL80211_IFTYPE_STATION
:
2949 case NL80211_IFTYPE_ADHOC
:
2950 adapter
->curr_iface_comb
.sta_intf
++;
2952 case NL80211_IFTYPE_AP
:
2953 adapter
->curr_iface_comb
.uap_intf
++;
2955 case NL80211_IFTYPE_P2P_CLIENT
:
2956 adapter
->curr_iface_comb
.p2p_intf
++;
2959 mwifiex_dbg(adapter
, ERROR
, "type not supported\n");
2960 return ERR_PTR(-EINVAL
);
2965 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf
);
2968 * del_virtual_intf: remove the virtual interface determined by dev
2970 int mwifiex_del_virtual_intf(struct wiphy
*wiphy
, struct wireless_dev
*wdev
)
2972 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
2973 struct mwifiex_adapter
*adapter
= priv
->adapter
;
2974 struct sk_buff
*skb
, *tmp
;
2976 #ifdef CONFIG_DEBUG_FS
2977 mwifiex_dev_debugfs_remove(priv
);
2980 if (priv
->sched_scanning
)
2981 priv
->sched_scanning
= false;
2983 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
2985 skb_queue_walk_safe(&priv
->bypass_txq
, skb
, tmp
)
2986 mwifiex_write_data_complete(priv
->adapter
, skb
, 0, -1);
2988 if (netif_carrier_ok(priv
->netdev
))
2989 netif_carrier_off(priv
->netdev
);
2991 if (wdev
->netdev
->reg_state
== NETREG_REGISTERED
)
2992 unregister_netdevice(wdev
->netdev
);
2994 if (priv
->dfs_cac_workqueue
) {
2995 flush_workqueue(priv
->dfs_cac_workqueue
);
2996 destroy_workqueue(priv
->dfs_cac_workqueue
);
2997 priv
->dfs_cac_workqueue
= NULL
;
3000 if (priv
->dfs_chan_sw_workqueue
) {
3001 flush_workqueue(priv
->dfs_chan_sw_workqueue
);
3002 destroy_workqueue(priv
->dfs_chan_sw_workqueue
);
3003 priv
->dfs_chan_sw_workqueue
= NULL
;
3005 /* Clear the priv in adapter */
3006 priv
->netdev
->ieee80211_ptr
= NULL
;
3007 priv
->netdev
= NULL
;
3008 priv
->wdev
.iftype
= NL80211_IFTYPE_UNSPECIFIED
;
3010 priv
->media_connected
= false;
3012 switch (priv
->bss_mode
) {
3013 case NL80211_IFTYPE_UNSPECIFIED
:
3014 case NL80211_IFTYPE_STATION
:
3015 case NL80211_IFTYPE_ADHOC
:
3016 adapter
->curr_iface_comb
.sta_intf
--;
3018 case NL80211_IFTYPE_AP
:
3019 adapter
->curr_iface_comb
.uap_intf
--;
3021 case NL80211_IFTYPE_P2P_CLIENT
:
3022 case NL80211_IFTYPE_P2P_GO
:
3023 adapter
->curr_iface_comb
.p2p_intf
--;
3026 mwifiex_dbg(adapter
, ERROR
,
3027 "del_virtual_intf: type not supported\n");
3031 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
3033 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_STA
||
3034 GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
)
3035 kfree(priv
->hist_data
);
3039 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf
);
3042 mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern
*pat
, s8
*byte_seq
,
3045 int j
, k
, valid_byte_cnt
= 0;
3046 bool dont_care_byte
= false;
3048 for (j
= 0; j
< DIV_ROUND_UP(pat
->pattern_len
, 8); j
++) {
3049 for (k
= 0; k
< 8; k
++) {
3050 if (pat
->mask
[j
] & 1 << k
) {
3051 memcpy(byte_seq
+ valid_byte_cnt
,
3052 &pat
->pattern
[j
* 8 + k
], 1);
3058 dont_care_byte
= true;
3061 /* wildcard bytes record as the offset
3062 * before the valid byte
3064 if (!valid_byte_cnt
&& !dont_care_byte
)
3067 if (valid_byte_cnt
> max_byte_seq
)
3072 byte_seq
[max_byte_seq
] = valid_byte_cnt
;
3078 static void mwifiex_set_auto_arp_mef_entry(struct mwifiex_private
*priv
,
3079 struct mwifiex_mef_entry
*mef_entry
)
3081 int i
, filt_num
= 0, num_ipv4
= 0;
3082 struct in_device
*in_dev
;
3083 struct in_ifaddr
*ifa
;
3084 __be32 ips
[MWIFIEX_MAX_SUPPORTED_IPADDR
];
3085 struct mwifiex_adapter
*adapter
= priv
->adapter
;
3087 mef_entry
->mode
= MEF_MODE_HOST_SLEEP
;
3088 mef_entry
->action
= MEF_ACTION_AUTO_ARP
;
3090 /* Enable ARP offload feature */
3091 memset(ips
, 0, sizeof(ips
));
3092 for (i
= 0; i
< MWIFIEX_MAX_BSS_NUM
; i
++) {
3093 if (adapter
->priv
[i
]->netdev
) {
3094 in_dev
= __in_dev_get_rtnl(adapter
->priv
[i
]->netdev
);
3097 ifa
= in_dev
->ifa_list
;
3098 if (!ifa
|| !ifa
->ifa_local
)
3100 ips
[i
] = ifa
->ifa_local
;
3105 for (i
= 0; i
< num_ipv4
; i
++) {
3108 mef_entry
->filter
[filt_num
].repeat
= 1;
3109 memcpy(mef_entry
->filter
[filt_num
].byte_seq
,
3110 (u8
*)&ips
[i
], sizeof(ips
[i
]));
3111 mef_entry
->filter
[filt_num
].
3112 byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] =
3114 mef_entry
->filter
[filt_num
].offset
= 46;
3115 mef_entry
->filter
[filt_num
].filt_type
= TYPE_EQ
;
3117 mef_entry
->filter
[filt_num
].filt_action
=
3123 mef_entry
->filter
[filt_num
].repeat
= 1;
3124 mef_entry
->filter
[filt_num
].byte_seq
[0] = 0x08;
3125 mef_entry
->filter
[filt_num
].byte_seq
[1] = 0x06;
3126 mef_entry
->filter
[filt_num
].byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] = 2;
3127 mef_entry
->filter
[filt_num
].offset
= 20;
3128 mef_entry
->filter
[filt_num
].filt_type
= TYPE_EQ
;
3129 mef_entry
->filter
[filt_num
].filt_action
= TYPE_AND
;
3132 static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private
*priv
,
3133 struct mwifiex_ds_mef_cfg
*mef_cfg
,
3134 struct mwifiex_mef_entry
*mef_entry
,
3135 struct cfg80211_wowlan
*wowlan
)
3137 int i
, filt_num
= 0, ret
= 0;
3138 bool first_pat
= true;
3139 u8 byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
+ 1];
3140 const u8 ipv4_mc_mac
[] = {0x33, 0x33};
3141 const u8 ipv6_mc_mac
[] = {0x01, 0x00, 0x5e};
3143 mef_entry
->mode
= MEF_MODE_HOST_SLEEP
;
3144 mef_entry
->action
= MEF_ACTION_ALLOW_AND_WAKEUP_HOST
;
3146 for (i
= 0; i
< wowlan
->n_patterns
; i
++) {
3147 memset(byte_seq
, 0, sizeof(byte_seq
));
3148 if (!mwifiex_is_pattern_supported(&wowlan
->patterns
[i
],
3150 MWIFIEX_MEF_MAX_BYTESEQ
)) {
3151 mwifiex_dbg(priv
->adapter
, ERROR
,
3152 "Pattern not supported\n");
3156 if (!wowlan
->patterns
[i
].pkt_offset
) {
3157 if (!(byte_seq
[0] & 0x01) &&
3158 (byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] == 1)) {
3159 mef_cfg
->criteria
|= MWIFIEX_CRITERIA_UNICAST
;
3161 } else if (is_broadcast_ether_addr(byte_seq
)) {
3162 mef_cfg
->criteria
|= MWIFIEX_CRITERIA_BROADCAST
;
3164 } else if ((!memcmp(byte_seq
, ipv4_mc_mac
, 2) &&
3165 (byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] == 2)) ||
3166 (!memcmp(byte_seq
, ipv6_mc_mac
, 3) &&
3167 (byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] == 3))) {
3168 mef_cfg
->criteria
|= MWIFIEX_CRITERIA_MULTICAST
;
3172 mef_entry
->filter
[filt_num
].repeat
= 1;
3173 mef_entry
->filter
[filt_num
].offset
=
3174 wowlan
->patterns
[i
].pkt_offset
;
3175 memcpy(mef_entry
->filter
[filt_num
].byte_seq
, byte_seq
,
3177 mef_entry
->filter
[filt_num
].filt_type
= TYPE_EQ
;
3181 mwifiex_dbg(priv
->adapter
, INFO
, "Wake on patterns\n");
3183 mef_entry
->filter
[filt_num
].filt_action
= TYPE_AND
;
3189 if (wowlan
->magic_pkt
) {
3190 mef_cfg
->criteria
|= MWIFIEX_CRITERIA_UNICAST
;
3191 mef_entry
->filter
[filt_num
].repeat
= 16;
3192 memcpy(mef_entry
->filter
[filt_num
].byte_seq
, priv
->curr_addr
,
3194 mef_entry
->filter
[filt_num
].byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] =
3196 mef_entry
->filter
[filt_num
].offset
= 28;
3197 mef_entry
->filter
[filt_num
].filt_type
= TYPE_EQ
;
3199 mef_entry
->filter
[filt_num
].filt_action
= TYPE_OR
;
3202 mef_entry
->filter
[filt_num
].repeat
= 16;
3203 memcpy(mef_entry
->filter
[filt_num
].byte_seq
, priv
->curr_addr
,
3205 mef_entry
->filter
[filt_num
].byte_seq
[MWIFIEX_MEF_MAX_BYTESEQ
] =
3207 mef_entry
->filter
[filt_num
].offset
= 56;
3208 mef_entry
->filter
[filt_num
].filt_type
= TYPE_EQ
;
3209 mef_entry
->filter
[filt_num
].filt_action
= TYPE_OR
;
3210 mwifiex_dbg(priv
->adapter
, INFO
, "Wake on magic packet\n");
3215 static int mwifiex_set_mef_filter(struct mwifiex_private
*priv
,
3216 struct cfg80211_wowlan
*wowlan
)
3218 int ret
= 0, num_entries
= 1;
3219 struct mwifiex_ds_mef_cfg mef_cfg
;
3220 struct mwifiex_mef_entry
*mef_entry
;
3222 if (wowlan
->n_patterns
|| wowlan
->magic_pkt
)
3225 mef_entry
= kcalloc(num_entries
, sizeof(*mef_entry
), GFP_KERNEL
);
3229 memset(&mef_cfg
, 0, sizeof(mef_cfg
));
3230 mef_cfg
.criteria
|= MWIFIEX_CRITERIA_BROADCAST
|
3231 MWIFIEX_CRITERIA_UNICAST
;
3232 mef_cfg
.num_entries
= num_entries
;
3233 mef_cfg
.mef_entry
= mef_entry
;
3235 mwifiex_set_auto_arp_mef_entry(priv
, &mef_entry
[0]);
3237 if (wowlan
->n_patterns
|| wowlan
->magic_pkt
) {
3238 ret
= mwifiex_set_wowlan_mef_entry(priv
, &mef_cfg
,
3239 &mef_entry
[1], wowlan
);
3244 if (!mef_cfg
.criteria
)
3245 mef_cfg
.criteria
= MWIFIEX_CRITERIA_BROADCAST
|
3246 MWIFIEX_CRITERIA_UNICAST
|
3247 MWIFIEX_CRITERIA_MULTICAST
;
3249 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_MEF_CFG
,
3250 HostCmd_ACT_GEN_SET
, 0,
3258 static int mwifiex_cfg80211_suspend(struct wiphy
*wiphy
,
3259 struct cfg80211_wowlan
*wowlan
)
3261 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
3262 struct mwifiex_ds_hs_cfg hs_cfg
;
3263 int i
, ret
= 0, retry_num
= 10;
3264 struct mwifiex_private
*priv
;
3266 for (i
= 0; i
< adapter
->priv_num
; i
++) {
3267 priv
= adapter
->priv
[i
];
3268 mwifiex_abort_cac(priv
);
3271 mwifiex_cancel_all_pending_cmd(adapter
);
3273 for (i
= 0; i
< adapter
->priv_num
; i
++) {
3274 priv
= adapter
->priv
[i
];
3275 if (priv
&& priv
->netdev
)
3276 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
3279 for (i
= 0; i
< retry_num
; i
++) {
3280 if (!mwifiex_wmm_lists_empty(adapter
) ||
3281 !mwifiex_bypass_txlist_empty(adapter
) ||
3282 !skb_queue_empty(&adapter
->tx_data_q
))
3283 usleep_range(10000, 15000);
3289 mwifiex_dbg(adapter
, ERROR
,
3290 "None of the WOWLAN triggers enabled\n");
3294 priv
= mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_STA
);
3296 if (!priv
->media_connected
&& !wowlan
->nd_config
) {
3297 mwifiex_dbg(adapter
, ERROR
,
3298 "Can not configure WOWLAN in disconnected state\n");
3302 ret
= mwifiex_set_mef_filter(priv
, wowlan
);
3304 mwifiex_dbg(adapter
, ERROR
, "Failed to set MEF filter\n");
3308 memset(&hs_cfg
, 0, sizeof(hs_cfg
));
3309 hs_cfg
.conditions
= le32_to_cpu(adapter
->hs_cfg
.conditions
);
3311 if (wowlan
->nd_config
) {
3312 mwifiex_dbg(adapter
, INFO
, "Wake on net detect\n");
3313 hs_cfg
.conditions
|= HS_CFG_COND_MAC_EVENT
;
3314 mwifiex_cfg80211_sched_scan_start(wiphy
, priv
->netdev
,
3318 if (wowlan
->disconnect
) {
3319 hs_cfg
.conditions
|= HS_CFG_COND_MAC_EVENT
;
3320 mwifiex_dbg(priv
->adapter
, INFO
, "Wake on device disconnect\n");
3323 hs_cfg
.is_invoke_hostcmd
= false;
3324 hs_cfg
.gpio
= adapter
->hs_cfg
.gpio
;
3325 hs_cfg
.gap
= adapter
->hs_cfg
.gap
;
3326 ret
= mwifiex_set_hs_params(priv
, HostCmd_ACT_GEN_SET
,
3327 MWIFIEX_SYNC_CMD
, &hs_cfg
);
3329 mwifiex_dbg(adapter
, ERROR
,
3330 "Failed to set HS params\n");
3337 static int mwifiex_cfg80211_resume(struct wiphy
*wiphy
)
3339 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
3340 struct mwifiex_private
*priv
;
3341 struct mwifiex_ds_wakeup_reason wakeup_reason
;
3342 struct cfg80211_wowlan_wakeup wakeup_report
;
3345 for (i
= 0; i
< adapter
->priv_num
; i
++) {
3346 priv
= adapter
->priv
[i
];
3347 if (priv
&& priv
->netdev
)
3348 mwifiex_wake_up_net_dev_queue(priv
->netdev
, adapter
);
3351 priv
= mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_STA
);
3352 mwifiex_get_wakeup_reason(priv
, HostCmd_ACT_GEN_GET
, MWIFIEX_SYNC_CMD
,
3354 memset(&wakeup_report
, 0, sizeof(struct cfg80211_wowlan_wakeup
));
3356 wakeup_report
.pattern_idx
= -1;
3358 switch (wakeup_reason
.hs_wakeup_reason
) {
3359 case NO_HSWAKEUP_REASON
:
3361 case BCAST_DATA_MATCHED
:
3363 case MCAST_DATA_MATCHED
:
3365 case UCAST_DATA_MATCHED
:
3367 case MASKTABLE_EVENT_MATCHED
:
3369 case NON_MASKABLE_EVENT_MATCHED
:
3370 if (wiphy
->wowlan_config
->disconnect
)
3371 wakeup_report
.disconnect
= true;
3372 if (wiphy
->wowlan_config
->nd_config
)
3373 wakeup_report
.net_detect
= adapter
->nd_info
;
3375 case NON_MASKABLE_CONDITION_MATCHED
:
3377 case MAGIC_PATTERN_MATCHED
:
3378 if (wiphy
->wowlan_config
->magic_pkt
)
3379 wakeup_report
.magic_pkt
= true;
3380 if (wiphy
->wowlan_config
->n_patterns
)
3381 wakeup_report
.pattern_idx
= 1;
3383 case CONTROL_FRAME_MATCHED
:
3385 case MANAGEMENT_FRAME_MATCHED
:
3391 if ((wakeup_reason
.hs_wakeup_reason
> 0) &&
3392 (wakeup_reason
.hs_wakeup_reason
<= 7))
3393 cfg80211_report_wowlan_wakeup(&priv
->wdev
, &wakeup_report
,
3396 if (adapter
->nd_info
) {
3397 for (i
= 0 ; i
< adapter
->nd_info
->n_matches
; i
++)
3398 kfree(adapter
->nd_info
->matches
[i
]);
3399 kfree(adapter
->nd_info
);
3400 adapter
->nd_info
= NULL
;
3406 static void mwifiex_cfg80211_set_wakeup(struct wiphy
*wiphy
,
3409 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
3411 device_set_wakeup_enable(adapter
->dev
, enabled
);
3415 static int mwifiex_get_coalesce_pkt_type(u8
*byte_seq
)
3417 const u8 ipv4_mc_mac
[] = {0x33, 0x33};
3418 const u8 ipv6_mc_mac
[] = {0x01, 0x00, 0x5e};
3419 const u8 bc_mac
[] = {0xff, 0xff, 0xff, 0xff};
3421 if ((byte_seq
[0] & 0x01) &&
3422 (byte_seq
[MWIFIEX_COALESCE_MAX_BYTESEQ
] == 1))
3423 return PACKET_TYPE_UNICAST
;
3424 else if (!memcmp(byte_seq
, bc_mac
, 4))
3425 return PACKET_TYPE_BROADCAST
;
3426 else if ((!memcmp(byte_seq
, ipv4_mc_mac
, 2) &&
3427 byte_seq
[MWIFIEX_COALESCE_MAX_BYTESEQ
] == 2) ||
3428 (!memcmp(byte_seq
, ipv6_mc_mac
, 3) &&
3429 byte_seq
[MWIFIEX_COALESCE_MAX_BYTESEQ
] == 3))
3430 return PACKET_TYPE_MULTICAST
;
3436 mwifiex_fill_coalesce_rule_info(struct mwifiex_private
*priv
,
3437 struct cfg80211_coalesce_rules
*crule
,
3438 struct mwifiex_coalesce_rule
*mrule
)
3440 u8 byte_seq
[MWIFIEX_COALESCE_MAX_BYTESEQ
+ 1];
3441 struct filt_field_param
*param
;
3444 mrule
->max_coalescing_delay
= crule
->delay
;
3446 param
= mrule
->params
;
3448 for (i
= 0; i
< crule
->n_patterns
; i
++) {
3449 memset(byte_seq
, 0, sizeof(byte_seq
));
3450 if (!mwifiex_is_pattern_supported(&crule
->patterns
[i
],
3452 MWIFIEX_COALESCE_MAX_BYTESEQ
)) {
3453 mwifiex_dbg(priv
->adapter
, ERROR
,
3454 "Pattern not supported\n");
3458 if (!crule
->patterns
[i
].pkt_offset
) {
3461 pkt_type
= mwifiex_get_coalesce_pkt_type(byte_seq
);
3462 if (pkt_type
&& mrule
->pkt_type
) {
3463 mwifiex_dbg(priv
->adapter
, ERROR
,
3464 "Multiple packet types not allowed\n");
3466 } else if (pkt_type
) {
3467 mrule
->pkt_type
= pkt_type
;
3472 if (crule
->condition
== NL80211_COALESCE_CONDITION_MATCH
)
3473 param
->operation
= RECV_FILTER_MATCH_TYPE_EQ
;
3475 param
->operation
= RECV_FILTER_MATCH_TYPE_NE
;
3477 param
->operand_len
= byte_seq
[MWIFIEX_COALESCE_MAX_BYTESEQ
];
3478 memcpy(param
->operand_byte_stream
, byte_seq
,
3479 param
->operand_len
);
3480 param
->offset
= crule
->patterns
[i
].pkt_offset
;
3483 mrule
->num_of_fields
++;
3486 if (!mrule
->pkt_type
) {
3487 mwifiex_dbg(priv
->adapter
, ERROR
,
3488 "Packet type can not be determined\n");
3495 static int mwifiex_cfg80211_set_coalesce(struct wiphy
*wiphy
,
3496 struct cfg80211_coalesce
*coalesce
)
3498 struct mwifiex_adapter
*adapter
= mwifiex_cfg80211_get_adapter(wiphy
);
3500 struct mwifiex_ds_coalesce_cfg coalesce_cfg
;
3501 struct mwifiex_private
*priv
=
3502 mwifiex_get_priv(adapter
, MWIFIEX_BSS_ROLE_STA
);
3504 memset(&coalesce_cfg
, 0, sizeof(coalesce_cfg
));
3506 mwifiex_dbg(adapter
, WARN
,
3507 "Disable coalesce and reset all previous rules\n");
3508 return mwifiex_send_cmd(priv
, HostCmd_CMD_COALESCE_CFG
,
3509 HostCmd_ACT_GEN_SET
, 0,
3510 &coalesce_cfg
, true);
3513 coalesce_cfg
.num_of_rules
= coalesce
->n_rules
;
3514 for (i
= 0; i
< coalesce
->n_rules
; i
++) {
3515 ret
= mwifiex_fill_coalesce_rule_info(priv
, &coalesce
->rules
[i
],
3516 &coalesce_cfg
.rule
[i
]);
3518 mwifiex_dbg(adapter
, ERROR
,
3519 "Recheck the patterns provided for rule %d\n",
3525 return mwifiex_send_cmd(priv
, HostCmd_CMD_COALESCE_CFG
,
3526 HostCmd_ACT_GEN_SET
, 0, &coalesce_cfg
, true);
3529 /* cfg80211 ops handler for tdls_mgmt.
3530 * Function prepares TDLS action frame packets and forwards them to FW
3533 mwifiex_cfg80211_tdls_mgmt(struct wiphy
*wiphy
, struct net_device
*dev
,
3534 const u8
*peer
, u8 action_code
, u8 dialog_token
,
3535 u16 status_code
, u32 peer_capability
,
3536 bool initiator
, const u8
*extra_ies
,
3537 size_t extra_ies_len
)
3539 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3542 if (!(wiphy
->flags
& WIPHY_FLAG_SUPPORTS_TDLS
))
3545 /* make sure we are in station mode and connected */
3546 if (!(priv
->bss_type
== MWIFIEX_BSS_TYPE_STA
&& priv
->media_connected
))
3549 switch (action_code
) {
3550 case WLAN_TDLS_SETUP_REQUEST
:
3551 mwifiex_dbg(priv
->adapter
, MSG
,
3552 "Send TDLS Setup Request to %pM status_code=%d\n",
3554 mwifiex_add_auto_tdls_peer(priv
, peer
);
3555 ret
= mwifiex_send_tdls_data_frame(priv
, peer
, action_code
,
3556 dialog_token
, status_code
,
3557 extra_ies
, extra_ies_len
);
3559 case WLAN_TDLS_SETUP_RESPONSE
:
3560 mwifiex_add_auto_tdls_peer(priv
, peer
);
3561 mwifiex_dbg(priv
->adapter
, MSG
,
3562 "Send TDLS Setup Response to %pM status_code=%d\n",
3564 ret
= mwifiex_send_tdls_data_frame(priv
, peer
, action_code
,
3565 dialog_token
, status_code
,
3566 extra_ies
, extra_ies_len
);
3568 case WLAN_TDLS_SETUP_CONFIRM
:
3569 mwifiex_dbg(priv
->adapter
, MSG
,
3570 "Send TDLS Confirm to %pM status_code=%d\n", peer
,
3572 ret
= mwifiex_send_tdls_data_frame(priv
, peer
, action_code
,
3573 dialog_token
, status_code
,
3574 extra_ies
, extra_ies_len
);
3576 case WLAN_TDLS_TEARDOWN
:
3577 mwifiex_dbg(priv
->adapter
, MSG
,
3578 "Send TDLS Tear down to %pM\n", peer
);
3579 ret
= mwifiex_send_tdls_data_frame(priv
, peer
, action_code
,
3580 dialog_token
, status_code
,
3581 extra_ies
, extra_ies_len
);
3583 case WLAN_TDLS_DISCOVERY_REQUEST
:
3584 mwifiex_dbg(priv
->adapter
, MSG
,
3585 "Send TDLS Discovery Request to %pM\n", peer
);
3586 ret
= mwifiex_send_tdls_data_frame(priv
, peer
, action_code
,
3587 dialog_token
, status_code
,
3588 extra_ies
, extra_ies_len
);
3590 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES
:
3591 mwifiex_dbg(priv
->adapter
, MSG
,
3592 "Send TDLS Discovery Response to %pM\n", peer
);
3593 ret
= mwifiex_send_tdls_action_frame(priv
, peer
, action_code
,
3594 dialog_token
, status_code
,
3595 extra_ies
, extra_ies_len
);
3598 mwifiex_dbg(priv
->adapter
, ERROR
,
3599 "Unknown TDLS mgmt/action frame %pM\n", peer
);
3608 mwifiex_cfg80211_tdls_oper(struct wiphy
*wiphy
, struct net_device
*dev
,
3609 const u8
*peer
, enum nl80211_tdls_operation action
)
3611 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3613 if (!(wiphy
->flags
& WIPHY_FLAG_SUPPORTS_TDLS
) ||
3614 !(wiphy
->flags
& WIPHY_FLAG_TDLS_EXTERNAL_SETUP
))
3617 /* make sure we are in station mode and connected */
3618 if (!(priv
->bss_type
== MWIFIEX_BSS_TYPE_STA
&& priv
->media_connected
))
3621 mwifiex_dbg(priv
->adapter
, MSG
,
3622 "TDLS peer=%pM, oper=%d\n", peer
, action
);
3625 case NL80211_TDLS_ENABLE_LINK
:
3626 action
= MWIFIEX_TDLS_ENABLE_LINK
;
3628 case NL80211_TDLS_DISABLE_LINK
:
3629 action
= MWIFIEX_TDLS_DISABLE_LINK
;
3631 case NL80211_TDLS_TEARDOWN
:
3632 /* shouldn't happen!*/
3633 mwifiex_dbg(priv
->adapter
, ERROR
,
3634 "tdls_oper: teardown from driver not supported\n");
3636 case NL80211_TDLS_SETUP
:
3637 /* shouldn't happen!*/
3638 mwifiex_dbg(priv
->adapter
, ERROR
,
3639 "tdls_oper: setup from driver not supported\n");
3641 case NL80211_TDLS_DISCOVERY_REQ
:
3642 /* shouldn't happen!*/
3643 mwifiex_dbg(priv
->adapter
, ERROR
,
3644 "tdls_oper: discovery from driver not supported\n");
3647 mwifiex_dbg(priv
->adapter
, ERROR
,
3648 "tdls_oper: operation not supported\n");
3652 return mwifiex_tdls_oper(priv
, peer
, action
);
3656 mwifiex_cfg80211_tdls_chan_switch(struct wiphy
*wiphy
, struct net_device
*dev
,
3657 const u8
*addr
, u8 oper_class
,
3658 struct cfg80211_chan_def
*chandef
)
3660 struct mwifiex_sta_node
*sta_ptr
;
3661 unsigned long flags
;
3663 u8 second_chan_offset
, band
;
3664 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3666 spin_lock_irqsave(&priv
->sta_list_spinlock
, flags
);
3667 sta_ptr
= mwifiex_get_sta_entry(priv
, addr
);
3668 spin_unlock_irqrestore(&priv
->sta_list_spinlock
, flags
);
3671 wiphy_err(wiphy
, "%s: Invalid TDLS peer %pM\n",
3676 if (!(sta_ptr
->tdls_cap
.extcap
.ext_capab
[3] &
3677 WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH
)) {
3678 wiphy_err(wiphy
, "%pM do not support tdls cs\n", addr
);
3682 if (sta_ptr
->tdls_status
== TDLS_CHAN_SWITCHING
||
3683 sta_ptr
->tdls_status
== TDLS_IN_OFF_CHAN
) {
3684 wiphy_err(wiphy
, "channel switch is running, abort request\n");
3688 chan
= chandef
->chan
->hw_value
;
3689 second_chan_offset
= mwifiex_get_sec_chan_offset(chan
);
3690 band
= chandef
->chan
->band
;
3691 mwifiex_start_tdls_cs(priv
, addr
, chan
, second_chan_offset
, band
);
3697 mwifiex_cfg80211_tdls_cancel_chan_switch(struct wiphy
*wiphy
,
3698 struct net_device
*dev
,
3701 struct mwifiex_sta_node
*sta_ptr
;
3702 unsigned long flags
;
3703 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3705 spin_lock_irqsave(&priv
->sta_list_spinlock
, flags
);
3706 sta_ptr
= mwifiex_get_sta_entry(priv
, addr
);
3707 spin_unlock_irqrestore(&priv
->sta_list_spinlock
, flags
);
3710 wiphy_err(wiphy
, "%s: Invalid TDLS peer %pM\n",
3712 } else if (!(sta_ptr
->tdls_status
== TDLS_CHAN_SWITCHING
||
3713 sta_ptr
->tdls_status
== TDLS_IN_BASE_CHAN
||
3714 sta_ptr
->tdls_status
== TDLS_IN_OFF_CHAN
)) {
3715 wiphy_err(wiphy
, "tdls chan switch not initialize by %pM\n",
3718 mwifiex_stop_tdls_cs(priv
, addr
);
3722 mwifiex_cfg80211_add_station(struct wiphy
*wiphy
, struct net_device
*dev
,
3723 const u8
*mac
, struct station_parameters
*params
)
3725 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3727 if (!(params
->sta_flags_set
& BIT(NL80211_STA_FLAG_TDLS_PEER
)))
3730 /* make sure we are in station mode and connected */
3731 if ((priv
->bss_type
!= MWIFIEX_BSS_TYPE_STA
) || !priv
->media_connected
)
3734 return mwifiex_tdls_oper(priv
, mac
, MWIFIEX_TDLS_CREATE_LINK
);
3738 mwifiex_cfg80211_channel_switch(struct wiphy
*wiphy
, struct net_device
*dev
,
3739 struct cfg80211_csa_settings
*params
)
3741 struct ieee_types_header
*chsw_ie
;
3742 struct ieee80211_channel_sw_ie
*channel_sw
;
3744 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3746 if (priv
->adapter
->scan_processing
) {
3747 mwifiex_dbg(priv
->adapter
, ERROR
,
3748 "radar detection: scan in process...\n");
3752 if (priv
->wdev
.cac_started
)
3755 if (cfg80211_chandef_identical(¶ms
->chandef
,
3756 &priv
->dfs_chandef
))
3759 chsw_ie
= (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH
,
3760 params
->beacon_csa
.tail
,
3761 params
->beacon_csa
.tail_len
);
3763 mwifiex_dbg(priv
->adapter
, ERROR
,
3764 "Could not parse channel switch announcement IE\n");
3768 channel_sw
= (void *)(chsw_ie
+ 1);
3769 if (channel_sw
->mode
) {
3770 if (netif_carrier_ok(priv
->netdev
))
3771 netif_carrier_off(priv
->netdev
);
3772 mwifiex_stop_net_dev_queue(priv
->netdev
, priv
->adapter
);
3775 if (mwifiex_del_mgmt_ies(priv
))
3776 mwifiex_dbg(priv
->adapter
, ERROR
,
3777 "Failed to delete mgmt IEs!\n");
3779 if (mwifiex_set_mgmt_ies(priv
, ¶ms
->beacon_csa
)) {
3780 mwifiex_dbg(priv
->adapter
, ERROR
,
3781 "%s: setting mgmt ies failed\n", __func__
);
3785 memcpy(&priv
->dfs_chandef
, ¶ms
->chandef
, sizeof(priv
->dfs_chandef
));
3786 memcpy(&priv
->beacon_after
, ¶ms
->beacon_after
,
3787 sizeof(priv
->beacon_after
));
3789 chsw_msec
= max(channel_sw
->count
* priv
->bss_cfg
.beacon_period
, 100);
3790 queue_delayed_work(priv
->dfs_chan_sw_workqueue
, &priv
->dfs_chan_sw_work
,
3791 msecs_to_jiffies(chsw_msec
));
3795 static int mwifiex_cfg80211_get_channel(struct wiphy
*wiphy
,
3796 struct wireless_dev
*wdev
,
3797 struct cfg80211_chan_def
*chandef
)
3799 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(wdev
->netdev
);
3800 struct mwifiex_bssdescriptor
*curr_bss
;
3801 struct ieee80211_channel
*chan
;
3802 u8 second_chan_offset
;
3803 enum nl80211_channel_type chan_type
;
3804 enum ieee80211_band band
;
3808 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
&&
3809 cfg80211_chandef_valid(&priv
->bss_chandef
)) {
3810 *chandef
= priv
->bss_chandef
;
3812 } else if (priv
->media_connected
) {
3813 curr_bss
= &priv
->curr_bss_params
.bss_descriptor
;
3814 band
= mwifiex_band_to_radio_type(priv
->curr_bss_params
.band
);
3815 freq
= ieee80211_channel_to_frequency(curr_bss
->channel
, band
);
3816 chan
= ieee80211_get_channel(wiphy
, freq
);
3818 if (priv
->ht_param_present
) {
3819 second_chan_offset
= priv
->assoc_resp_ht_param
&
3820 IEEE80211_HT_PARAM_CHA_SEC_OFFSET
;
3821 chan_type
= mwifiex_sec_chan_offset_to_chan_type
3822 (second_chan_offset
);
3823 cfg80211_chandef_create(chandef
, chan
, chan_type
);
3825 cfg80211_chandef_create(chandef
, chan
,
3826 NL80211_CHAN_NO_HT
);
3835 mwifiex_cfg80211_start_radar_detection(struct wiphy
*wiphy
,
3836 struct net_device
*dev
,
3837 struct cfg80211_chan_def
*chandef
,
3840 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3841 struct mwifiex_radar_params radar_params
;
3843 if (priv
->adapter
->scan_processing
) {
3844 mwifiex_dbg(priv
->adapter
, ERROR
,
3845 "radar detection: scan already in process...\n");
3849 if (!mwifiex_is_11h_active(priv
)) {
3850 mwifiex_dbg(priv
->adapter
, INFO
,
3851 "Enable 11h extensions in FW\n");
3852 if (mwifiex_11h_activate(priv
, true)) {
3853 mwifiex_dbg(priv
->adapter
, ERROR
,
3854 "Failed to activate 11h extensions!!");
3857 priv
->state_11h
.is_11h_active
= true;
3860 memset(&radar_params
, 0, sizeof(struct mwifiex_radar_params
));
3861 radar_params
.chandef
= chandef
;
3862 radar_params
.cac_time_ms
= cac_time_ms
;
3864 memcpy(&priv
->dfs_chandef
, chandef
, sizeof(priv
->dfs_chandef
));
3866 if (mwifiex_send_cmd(priv
, HostCmd_CMD_CHAN_REPORT_REQUEST
,
3867 HostCmd_ACT_GEN_SET
, 0, &radar_params
, true))
3870 queue_delayed_work(priv
->dfs_cac_workqueue
, &priv
->dfs_cac_work
,
3871 msecs_to_jiffies(cac_time_ms
));
3876 mwifiex_cfg80211_change_station(struct wiphy
*wiphy
, struct net_device
*dev
,
3878 struct station_parameters
*params
)
3881 struct mwifiex_private
*priv
= mwifiex_netdev_get_priv(dev
);
3883 /* we support change_station handler only for TDLS peers*/
3884 if (!(params
->sta_flags_set
& BIT(NL80211_STA_FLAG_TDLS_PEER
)))
3887 /* make sure we are in station mode and connected */
3888 if ((priv
->bss_type
!= MWIFIEX_BSS_TYPE_STA
) || !priv
->media_connected
)
3891 priv
->sta_params
= params
;
3893 ret
= mwifiex_tdls_oper(priv
, mac
, MWIFIEX_TDLS_CONFIG_LINK
);
3894 priv
->sta_params
= NULL
;
3899 /* station cfg80211 operations */
3900 static struct cfg80211_ops mwifiex_cfg80211_ops
= {
3901 .add_virtual_intf
= mwifiex_add_virtual_intf
,
3902 .del_virtual_intf
= mwifiex_del_virtual_intf
,
3903 .change_virtual_intf
= mwifiex_cfg80211_change_virtual_intf
,
3904 .scan
= mwifiex_cfg80211_scan
,
3905 .connect
= mwifiex_cfg80211_connect
,
3906 .disconnect
= mwifiex_cfg80211_disconnect
,
3907 .get_station
= mwifiex_cfg80211_get_station
,
3908 .dump_station
= mwifiex_cfg80211_dump_station
,
3909 .dump_survey
= mwifiex_cfg80211_dump_survey
,
3910 .set_wiphy_params
= mwifiex_cfg80211_set_wiphy_params
,
3911 .join_ibss
= mwifiex_cfg80211_join_ibss
,
3912 .leave_ibss
= mwifiex_cfg80211_leave_ibss
,
3913 .add_key
= mwifiex_cfg80211_add_key
,
3914 .del_key
= mwifiex_cfg80211_del_key
,
3915 .mgmt_tx
= mwifiex_cfg80211_mgmt_tx
,
3916 .mgmt_frame_register
= mwifiex_cfg80211_mgmt_frame_register
,
3917 .remain_on_channel
= mwifiex_cfg80211_remain_on_channel
,
3918 .cancel_remain_on_channel
= mwifiex_cfg80211_cancel_remain_on_channel
,
3919 .set_default_key
= mwifiex_cfg80211_set_default_key
,
3920 .set_power_mgmt
= mwifiex_cfg80211_set_power_mgmt
,
3921 .set_tx_power
= mwifiex_cfg80211_set_tx_power
,
3922 .set_bitrate_mask
= mwifiex_cfg80211_set_bitrate_mask
,
3923 .start_ap
= mwifiex_cfg80211_start_ap
,
3924 .stop_ap
= mwifiex_cfg80211_stop_ap
,
3925 .change_beacon
= mwifiex_cfg80211_change_beacon
,
3926 .set_cqm_rssi_config
= mwifiex_cfg80211_set_cqm_rssi_config
,
3927 .set_antenna
= mwifiex_cfg80211_set_antenna
,
3928 .del_station
= mwifiex_cfg80211_del_station
,
3929 .sched_scan_start
= mwifiex_cfg80211_sched_scan_start
,
3930 .sched_scan_stop
= mwifiex_cfg80211_sched_scan_stop
,
3932 .suspend
= mwifiex_cfg80211_suspend
,
3933 .resume
= mwifiex_cfg80211_resume
,
3934 .set_wakeup
= mwifiex_cfg80211_set_wakeup
,
3936 .set_coalesce
= mwifiex_cfg80211_set_coalesce
,
3937 .tdls_mgmt
= mwifiex_cfg80211_tdls_mgmt
,
3938 .tdls_oper
= mwifiex_cfg80211_tdls_oper
,
3939 .tdls_channel_switch
= mwifiex_cfg80211_tdls_chan_switch
,
3940 .tdls_cancel_channel_switch
= mwifiex_cfg80211_tdls_cancel_chan_switch
,
3941 .add_station
= mwifiex_cfg80211_add_station
,
3942 .change_station
= mwifiex_cfg80211_change_station
,
3943 .get_channel
= mwifiex_cfg80211_get_channel
,
3944 .start_radar_detection
= mwifiex_cfg80211_start_radar_detection
,
3945 .channel_switch
= mwifiex_cfg80211_channel_switch
,
3949 static const struct wiphy_wowlan_support mwifiex_wowlan_support
= {
3950 .flags
= WIPHY_WOWLAN_MAGIC_PKT
| WIPHY_WOWLAN_DISCONNECT
|
3951 WIPHY_WOWLAN_NET_DETECT
,
3952 .n_patterns
= MWIFIEX_MEF_MAX_FILTERS
,
3953 .pattern_min_len
= 1,
3954 .pattern_max_len
= MWIFIEX_MAX_PATTERN_LEN
,
3955 .max_pkt_offset
= MWIFIEX_MAX_OFFSET_LEN
,
3956 .max_nd_match_sets
= MWIFIEX_MAX_ND_MATCH_SETS
,
3960 static bool mwifiex_is_valid_alpha2(const char *alpha2
)
3962 if (!alpha2
|| strlen(alpha2
) != 2)
3965 if (isalpha(alpha2
[0]) && isalpha(alpha2
[1]))
3971 static const struct wiphy_coalesce_support mwifiex_coalesce_support
= {
3972 .n_rules
= MWIFIEX_COALESCE_MAX_RULES
,
3973 .max_delay
= MWIFIEX_MAX_COALESCING_DELAY
,
3974 .n_patterns
= MWIFIEX_COALESCE_MAX_FILTERS
,
3975 .pattern_min_len
= 1,
3976 .pattern_max_len
= MWIFIEX_MAX_PATTERN_LEN
,
3977 .max_pkt_offset
= MWIFIEX_MAX_OFFSET_LEN
,
3980 int mwifiex_init_channel_scan_gap(struct mwifiex_adapter
*adapter
)
3982 u32 n_channels_bg
, n_channels_a
= 0;
3984 n_channels_bg
= mwifiex_band_2ghz
.n_channels
;
3986 if (adapter
->config_bands
& BAND_A
)
3987 n_channels_a
= mwifiex_band_5ghz
.n_channels
;
3989 adapter
->num_in_chan_stats
= max_t(u32
, n_channels_bg
, n_channels_a
);
3990 adapter
->chan_stats
= vmalloc(sizeof(*adapter
->chan_stats
) *
3991 adapter
->num_in_chan_stats
);
3993 if (!adapter
->chan_stats
)
4000 * This function registers the device with CFG802.11 subsystem.
4002 * The function creates the wireless device/wiphy, populates it with
4003 * default parameters and handler function pointers, and finally
4004 * registers the device.
4007 int mwifiex_register_cfg80211(struct mwifiex_adapter
*adapter
)
4011 struct wiphy
*wiphy
;
4012 struct mwifiex_private
*priv
= adapter
->priv
[MWIFIEX_BSS_TYPE_STA
];
4016 /* create a new wiphy for use with cfg80211 */
4017 wiphy
= wiphy_new(&mwifiex_cfg80211_ops
,
4018 sizeof(struct mwifiex_adapter
*));
4020 mwifiex_dbg(adapter
, ERROR
,
4021 "%s: creating new wiphy\n", __func__
);
4024 wiphy
->max_scan_ssids
= MWIFIEX_MAX_SSID_LIST_LENGTH
;
4025 wiphy
->max_scan_ie_len
= MWIFIEX_MAX_VSIE_LEN
;
4026 wiphy
->mgmt_stypes
= mwifiex_mgmt_stypes
;
4027 wiphy
->max_remain_on_channel_duration
= 5000;
4028 wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
4029 BIT(NL80211_IFTYPE_ADHOC
) |
4030 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
4031 BIT(NL80211_IFTYPE_P2P_GO
) |
4032 BIT(NL80211_IFTYPE_AP
);
4034 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = &mwifiex_band_2ghz
;
4035 if (adapter
->config_bands
& BAND_A
)
4036 wiphy
->bands
[IEEE80211_BAND_5GHZ
] = &mwifiex_band_5ghz
;
4038 wiphy
->bands
[IEEE80211_BAND_5GHZ
] = NULL
;
4040 if (adapter
->drcs_enabled
&& ISSUPP_DRCS_ENABLED(adapter
->fw_cap_info
))
4041 wiphy
->iface_combinations
= &mwifiex_iface_comb_ap_sta_drcs
;
4042 else if (adapter
->is_hw_11ac_capable
)
4043 wiphy
->iface_combinations
= &mwifiex_iface_comb_ap_sta_vht
;
4045 wiphy
->iface_combinations
= &mwifiex_iface_comb_ap_sta
;
4046 wiphy
->n_iface_combinations
= 1;
4048 /* Initialize cipher suits */
4049 wiphy
->cipher_suites
= mwifiex_cipher_suites
;
4050 wiphy
->n_cipher_suites
= ARRAY_SIZE(mwifiex_cipher_suites
);
4052 if (adapter
->region_code
)
4053 wiphy
->regulatory_flags
|= REGULATORY_DISABLE_BEACON_HINTS
|
4054 REGULATORY_COUNTRY_IE_IGNORE
;
4056 ether_addr_copy(wiphy
->perm_addr
, adapter
->perm_addr
);
4057 wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
4058 wiphy
->flags
|= WIPHY_FLAG_HAVE_AP_SME
|
4059 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD
|
4060 WIPHY_FLAG_AP_UAPSD
|
4061 WIPHY_FLAG_SUPPORTS_SCHED_SCAN
|
4062 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL
|
4063 WIPHY_FLAG_HAS_CHANNEL_SWITCH
|
4064 WIPHY_FLAG_PS_ON_BY_DEFAULT
;
4066 if (ISSUPP_TDLS_ENABLED(adapter
->fw_cap_info
))
4067 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_TDLS
|
4068 WIPHY_FLAG_TDLS_EXTERNAL_SETUP
;
4071 wiphy
->wowlan
= &mwifiex_wowlan_support
;
4074 wiphy
->coalesce
= &mwifiex_coalesce_support
;
4076 wiphy
->probe_resp_offload
= NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS
|
4077 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2
|
4078 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P
;
4080 wiphy
->max_sched_scan_ssids
= MWIFIEX_MAX_SSID_LIST_LENGTH
;
4081 wiphy
->max_sched_scan_ie_len
= MWIFIEX_MAX_VSIE_LEN
;
4082 wiphy
->max_match_sets
= MWIFIEX_MAX_SSID_LIST_LENGTH
;
4084 wiphy
->available_antennas_tx
= BIT(adapter
->number_of_antenna
) - 1;
4085 wiphy
->available_antennas_rx
= BIT(adapter
->number_of_antenna
) - 1;
4087 wiphy
->features
|= NL80211_FEATURE_HT_IBSS
|
4088 NL80211_FEATURE_INACTIVITY_TIMER
|
4089 NL80211_FEATURE_NEED_OBSS_SCAN
;
4091 if (ISSUPP_TDLS_ENABLED(adapter
->fw_cap_info
))
4092 wiphy
->features
|= NL80211_FEATURE_TDLS_CHANNEL_SWITCH
;
4094 if (adapter
->fw_api_ver
== MWIFIEX_FW_V15
)
4095 wiphy
->features
|= NL80211_FEATURE_SK_TX_STATUS
;
4097 /* Reserve space for mwifiex specific private data for BSS */
4098 wiphy
->bss_priv_size
= sizeof(struct mwifiex_bss_priv
);
4100 wiphy
->reg_notifier
= mwifiex_reg_notifier
;
4102 /* Set struct mwifiex_adapter pointer in wiphy_priv */
4103 wdev_priv
= wiphy_priv(wiphy
);
4104 *(unsigned long *)wdev_priv
= (unsigned long)adapter
;
4106 set_wiphy_dev(wiphy
, priv
->adapter
->dev
);
4108 ret
= wiphy_register(wiphy
);
4110 mwifiex_dbg(adapter
, ERROR
,
4111 "%s: wiphy_register failed: %d\n", __func__
, ret
);
4116 if (reg_alpha2
&& mwifiex_is_valid_alpha2(reg_alpha2
)) {
4117 mwifiex_dbg(adapter
, INFO
,
4118 "driver hint alpha2: %2.2s\n", reg_alpha2
);
4119 regulatory_hint(wiphy
, reg_alpha2
);
4121 if (adapter
->region_code
== 0x00) {
4122 mwifiex_dbg(adapter
, WARN
, "Ignore world regulatory domain\n");
4125 mwifiex_11d_code_2_region(adapter
->region_code
);
4127 regulatory_hint(wiphy
, country_code
))
4128 mwifiex_dbg(priv
->adapter
, ERROR
, "regulatory_hint() failed\n");
4132 mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
4133 HostCmd_ACT_GEN_GET
, FRAG_THRESH_I
, &thr
, true);
4134 wiphy
->frag_threshold
= thr
;
4135 mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
4136 HostCmd_ACT_GEN_GET
, RTS_THRESH_I
, &thr
, true);
4137 wiphy
->rts_threshold
= thr
;
4138 mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
4139 HostCmd_ACT_GEN_GET
, SHORT_RETRY_LIM_I
, &retry
, true);
4140 wiphy
->retry_short
= (u8
) retry
;
4141 mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_SNMP_MIB
,
4142 HostCmd_ACT_GEN_GET
, LONG_RETRY_LIM_I
, &retry
, true);
4143 wiphy
->retry_long
= (u8
) retry
;
4145 adapter
->wiphy
= wiphy
;