2 * Driver interaction with Linux nl80211/cfg80211 - Capabilities
3 * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
5 * Copyright (c) 2009-2010, Atheros Communications
7 * This software may be distributed under the terms of the BSD license.
8 * See README for more details.
12 #include <netlink/genl/genl.h>
14 #include "utils/common.h"
15 #include "common/ieee802_11_common.h"
16 #include "common/wpa_common.h"
17 #include "common/qca-vendor.h"
18 #include "common/qca-vendor-attr.h"
19 #include "driver_nl80211.h"
22 static int protocol_feature_handler(struct nl_msg
*msg
, void *arg
)
25 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
26 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
28 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
29 genlmsg_attrlen(gnlh
, 0), NULL
);
31 if (tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
])
32 *feat
= nla_get_u32(tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]);
38 static u32
get_nl80211_protocol_features(struct wpa_driver_nl80211_data
*drv
)
47 if (!nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_PROTOCOL_FEATURES
)) {
52 if (send_and_recv_msgs(drv
, msg
, protocol_feature_handler
, &feat
) == 0)
59 struct wiphy_info_data
{
60 struct wpa_driver_nl80211_data
*drv
;
61 struct wpa_driver_capa
*capa
;
63 unsigned int num_multichan_concurrent
;
66 unsigned int device_ap_sme
:1;
67 unsigned int poll_command_supported
:1;
68 unsigned int data_tx_status
:1;
69 unsigned int auth_supported
:1;
70 unsigned int connect_supported
:1;
71 unsigned int p2p_go_supported
:1;
72 unsigned int p2p_client_supported
:1;
73 unsigned int p2p_go_ctwindow_supported
:1;
74 unsigned int p2p_concurrent
:1;
75 unsigned int channel_switch_supported
:1;
76 unsigned int set_qos_map_supported
:1;
77 unsigned int have_low_prio_scan
:1;
78 unsigned int wmm_ac_supported
:1;
79 unsigned int mac_addr_rand_scan_supported
:1;
80 unsigned int mac_addr_rand_sched_scan_supported
:1;
84 static unsigned int probe_resp_offload_support(int supp_protocols
)
86 unsigned int prot
= 0;
88 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS
)
89 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS
;
90 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2
)
91 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2
;
92 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P
)
93 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P
;
94 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U
)
95 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING
;
101 static void wiphy_info_supported_iftypes(struct wiphy_info_data
*info
,
104 struct nlattr
*nl_mode
;
110 nla_for_each_nested(nl_mode
, tb
, i
) {
111 switch (nla_type(nl_mode
)) {
112 case NL80211_IFTYPE_AP
:
113 info
->capa
->flags
|= WPA_DRIVER_FLAGS_AP
;
115 case NL80211_IFTYPE_MESH_POINT
:
116 info
->capa
->flags
|= WPA_DRIVER_FLAGS_MESH
;
118 case NL80211_IFTYPE_ADHOC
:
119 info
->capa
->flags
|= WPA_DRIVER_FLAGS_IBSS
;
121 case NL80211_IFTYPE_P2P_DEVICE
:
123 WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE
;
125 case NL80211_IFTYPE_P2P_GO
:
126 info
->p2p_go_supported
= 1;
128 case NL80211_IFTYPE_P2P_CLIENT
:
129 info
->p2p_client_supported
= 1;
136 static int wiphy_info_iface_comb_process(struct wiphy_info_data
*info
,
137 struct nlattr
*nl_combi
)
139 struct nlattr
*tb_comb
[NUM_NL80211_IFACE_COMB
];
140 struct nlattr
*tb_limit
[NUM_NL80211_IFACE_LIMIT
];
141 struct nlattr
*nl_limit
, *nl_mode
;
142 int err
, rem_limit
, rem_mode
;
143 int combination_has_p2p
= 0, combination_has_mgd
= 0;
144 static struct nla_policy
145 iface_combination_policy
[NUM_NL80211_IFACE_COMB
] = {
146 [NL80211_IFACE_COMB_LIMITS
] = { .type
= NLA_NESTED
},
147 [NL80211_IFACE_COMB_MAXNUM
] = { .type
= NLA_U32
},
148 [NL80211_IFACE_COMB_STA_AP_BI_MATCH
] = { .type
= NLA_FLAG
},
149 [NL80211_IFACE_COMB_NUM_CHANNELS
] = { .type
= NLA_U32
},
150 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
] = { .type
= NLA_U32
},
152 iface_limit_policy
[NUM_NL80211_IFACE_LIMIT
] = {
153 [NL80211_IFACE_LIMIT_TYPES
] = { .type
= NLA_NESTED
},
154 [NL80211_IFACE_LIMIT_MAX
] = { .type
= NLA_U32
},
157 err
= nla_parse_nested(tb_comb
, MAX_NL80211_IFACE_COMB
,
158 nl_combi
, iface_combination_policy
);
159 if (err
|| !tb_comb
[NL80211_IFACE_COMB_LIMITS
] ||
160 !tb_comb
[NL80211_IFACE_COMB_MAXNUM
] ||
161 !tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
])
162 return 0; /* broken combination */
164 if (tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
])
165 info
->capa
->flags
|= WPA_DRIVER_FLAGS_RADAR
;
167 nla_for_each_nested(nl_limit
, tb_comb
[NL80211_IFACE_COMB_LIMITS
],
169 err
= nla_parse_nested(tb_limit
, MAX_NL80211_IFACE_LIMIT
,
170 nl_limit
, iface_limit_policy
);
171 if (err
|| !tb_limit
[NL80211_IFACE_LIMIT_TYPES
])
172 return 0; /* broken combination */
174 nla_for_each_nested(nl_mode
,
175 tb_limit
[NL80211_IFACE_LIMIT_TYPES
],
177 int ift
= nla_type(nl_mode
);
178 if (ift
== NL80211_IFTYPE_P2P_GO
||
179 ift
== NL80211_IFTYPE_P2P_CLIENT
)
180 combination_has_p2p
= 1;
181 if (ift
== NL80211_IFTYPE_STATION
)
182 combination_has_mgd
= 1;
184 if (combination_has_p2p
&& combination_has_mgd
)
188 if (combination_has_p2p
&& combination_has_mgd
) {
189 unsigned int num_channels
=
190 nla_get_u32(tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]);
192 info
->p2p_concurrent
= 1;
193 if (info
->num_multichan_concurrent
< num_channels
)
194 info
->num_multichan_concurrent
= num_channels
;
201 static void wiphy_info_iface_comb(struct wiphy_info_data
*info
,
204 struct nlattr
*nl_combi
;
210 nla_for_each_nested(nl_combi
, tb
, rem_combi
) {
211 if (wiphy_info_iface_comb_process(info
, nl_combi
) > 0)
217 static void wiphy_info_supp_cmds(struct wiphy_info_data
*info
,
220 struct nlattr
*nl_cmd
;
226 nla_for_each_nested(nl_cmd
, tb
, i
) {
227 switch (nla_get_u32(nl_cmd
)) {
228 case NL80211_CMD_AUTHENTICATE
:
229 info
->auth_supported
= 1;
231 case NL80211_CMD_CONNECT
:
232 info
->connect_supported
= 1;
234 case NL80211_CMD_START_SCHED_SCAN
:
235 info
->capa
->sched_scan_supported
= 1;
237 case NL80211_CMD_PROBE_CLIENT
:
238 info
->poll_command_supported
= 1;
240 case NL80211_CMD_CHANNEL_SWITCH
:
241 info
->channel_switch_supported
= 1;
243 case NL80211_CMD_SET_QOS_MAP
:
244 info
->set_qos_map_supported
= 1;
251 static void wiphy_info_cipher_suites(struct wiphy_info_data
*info
,
260 num
= nla_len(tb
) / sizeof(u32
);
261 ciphers
= nla_data(tb
);
262 for (i
= 0; i
< num
; i
++) {
265 wpa_printf(MSG_DEBUG
, "nl80211: Supported cipher %02x-%02x-%02x:%d",
266 c
>> 24, (c
>> 16) & 0xff,
267 (c
>> 8) & 0xff, c
& 0xff);
269 case RSN_CIPHER_SUITE_CCMP_256
:
270 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_CCMP_256
;
272 case RSN_CIPHER_SUITE_GCMP_256
:
273 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_GCMP_256
;
275 case RSN_CIPHER_SUITE_CCMP
:
276 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_CCMP
;
278 case RSN_CIPHER_SUITE_GCMP
:
279 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_GCMP
;
281 case RSN_CIPHER_SUITE_TKIP
:
282 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_TKIP
;
284 case RSN_CIPHER_SUITE_WEP104
:
285 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_WEP104
;
287 case RSN_CIPHER_SUITE_WEP40
:
288 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_WEP40
;
290 case RSN_CIPHER_SUITE_AES_128_CMAC
:
291 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_BIP
;
293 case RSN_CIPHER_SUITE_BIP_GMAC_128
:
294 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128
;
296 case RSN_CIPHER_SUITE_BIP_GMAC_256
:
297 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256
;
299 case RSN_CIPHER_SUITE_BIP_CMAC_256
:
300 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256
;
302 case RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED
:
303 info
->capa
->enc
|= WPA_DRIVER_CAPA_ENC_GTK_NOT_USED
;
310 static void wiphy_info_max_roc(struct wpa_driver_capa
*capa
,
314 capa
->max_remain_on_chan
= nla_get_u32(tb
);
318 static void wiphy_info_tdls(struct wpa_driver_capa
*capa
, struct nlattr
*tdls
,
319 struct nlattr
*ext_setup
)
324 wpa_printf(MSG_DEBUG
, "nl80211: TDLS supported");
325 capa
->flags
|= WPA_DRIVER_FLAGS_TDLS_SUPPORT
;
328 wpa_printf(MSG_DEBUG
, "nl80211: TDLS external setup");
329 capa
->flags
|= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP
;
334 static int ext_feature_isset(const u8
*ext_features
, int ext_features_len
,
335 enum nl80211_ext_feature_index ftidx
)
339 if ((int) ftidx
/ 8 >= ext_features_len
)
342 ft_byte
= ext_features
[ftidx
/ 8];
343 return (ft_byte
& BIT(ftidx
% 8)) != 0;
347 static void wiphy_info_ext_feature_flags(struct wiphy_info_data
*info
,
350 struct wpa_driver_capa
*capa
= info
->capa
;
357 ext_features
= nla_data(tb
);
360 if (ext_feature_isset(ext_features
, len
, NL80211_EXT_FEATURE_VHT_IBSS
))
361 capa
->flags
|= WPA_DRIVER_FLAGS_VHT_IBSS
;
363 if (ext_feature_isset(ext_features
, len
, NL80211_EXT_FEATURE_RRM
))
364 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_SUPPORT_RRM
;
366 if (ext_feature_isset(ext_features
, len
, NL80211_EXT_FEATURE_FILS_STA
))
367 capa
->flags
|= WPA_DRIVER_FLAGS_SUPPORT_FILS
;
369 if (ext_feature_isset(ext_features
, len
,
370 NL80211_EXT_FEATURE_BEACON_RATE_LEGACY
))
371 capa
->flags
|= WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY
;
373 if (ext_feature_isset(ext_features
, len
,
374 NL80211_EXT_FEATURE_BEACON_RATE_HT
))
375 capa
->flags
|= WPA_DRIVER_FLAGS_BEACON_RATE_HT
;
377 if (ext_feature_isset(ext_features
, len
,
378 NL80211_EXT_FEATURE_BEACON_RATE_VHT
))
379 capa
->flags
|= WPA_DRIVER_FLAGS_BEACON_RATE_VHT
;
381 if (ext_feature_isset(ext_features
, len
,
382 NL80211_EXT_FEATURE_SET_SCAN_DWELL
))
383 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_SUPPORT_SET_SCAN_DWELL
;
385 if (ext_feature_isset(ext_features
, len
,
386 NL80211_EXT_FEATURE_SCAN_START_TIME
) &&
387 ext_feature_isset(ext_features
, len
,
388 NL80211_EXT_FEATURE_BSS_PARENT_TSF
) &&
389 ext_feature_isset(ext_features
, len
,
390 NL80211_EXT_FEATURE_SET_SCAN_DWELL
))
391 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_SUPPORT_BEACON_REPORT
;
392 if (ext_feature_isset(ext_features
, len
,
393 NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA
))
394 capa
->flags
|= WPA_DRIVER_FLAGS_MGMT_TX_RANDOM_TA
;
395 if (ext_feature_isset(ext_features
, len
,
396 NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA_CONNECTED
))
397 capa
->flags
|= WPA_DRIVER_FLAGS_MGMT_TX_RANDOM_TA_CONNECTED
;
398 if (ext_feature_isset(ext_features
, len
,
399 NL80211_EXT_FEATURE_SCHED_SCAN_RELATIVE_RSSI
))
400 capa
->flags
|= WPA_DRIVER_FLAGS_SCHED_SCAN_RELATIVE_RSSI
;
401 if (ext_feature_isset(ext_features
, len
,
402 NL80211_EXT_FEATURE_FILS_SK_OFFLOAD
))
403 capa
->flags
|= WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD
;
405 if (ext_feature_isset(ext_features
, len
,
406 NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK
))
407 capa
->flags
|= WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK
;
408 if (ext_feature_isset(ext_features
, len
,
409 NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_1X
))
410 capa
->flags
|= WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X
;
412 if (ext_feature_isset(ext_features
, len
,
413 NL80211_EXT_FEATURE_MFP_OPTIONAL
))
414 capa
->flags
|= WPA_DRIVER_FLAGS_MFP_OPTIONAL
;
416 if (ext_feature_isset(ext_features
, len
,
417 NL80211_EXT_FEATURE_DFS_OFFLOAD
))
418 capa
->flags
|= WPA_DRIVER_FLAGS_DFS_OFFLOAD
;
421 if (ext_feature_isset(ext_features
, len
,
422 NL80211_EXT_FEATURE_FILS_MAX_CHANNEL_TIME
) &&
423 ext_feature_isset(ext_features
, len
,
424 NL80211_EXT_FEATURE_ACCEPT_BCAST_PROBE_RESP
) &&
425 ext_feature_isset(ext_features
, len
,
426 NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE
) &&
429 NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION
))
430 capa
->flags
|= WPA_DRIVER_FLAGS_OCE_STA
;
431 #endif /* CONFIG_MBO */
433 if (ext_feature_isset(ext_features
, len
,
434 NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER
))
435 capa
->flags
|= WPA_DRIVER_FLAGS_FTM_RESPONDER
;
439 static void wiphy_info_feature_flags(struct wiphy_info_data
*info
,
443 struct wpa_driver_capa
*capa
= info
->capa
;
448 flags
= nla_get_u32(tb
);
450 if (flags
& NL80211_FEATURE_SK_TX_STATUS
)
451 info
->data_tx_status
= 1;
453 if (flags
& NL80211_FEATURE_INACTIVITY_TIMER
)
454 capa
->flags
|= WPA_DRIVER_FLAGS_INACTIVITY_TIMER
;
456 if (flags
& NL80211_FEATURE_SAE
)
457 capa
->flags
|= WPA_DRIVER_FLAGS_SAE
;
459 if (flags
& NL80211_FEATURE_NEED_OBSS_SCAN
)
460 capa
->flags
|= WPA_DRIVER_FLAGS_OBSS_SCAN
;
462 if (flags
& NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE
)
463 capa
->flags
|= WPA_DRIVER_FLAGS_HT_2040_COEX
;
465 if (flags
& NL80211_FEATURE_TDLS_CHANNEL_SWITCH
) {
466 wpa_printf(MSG_DEBUG
, "nl80211: TDLS channel switch");
467 capa
->flags
|= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH
;
470 if (flags
& NL80211_FEATURE_P2P_GO_CTWIN
)
471 info
->p2p_go_ctwindow_supported
= 1;
473 if (flags
& NL80211_FEATURE_LOW_PRIORITY_SCAN
)
474 info
->have_low_prio_scan
= 1;
476 if (flags
& NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR
)
477 info
->mac_addr_rand_scan_supported
= 1;
479 if (flags
& NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR
)
480 info
->mac_addr_rand_sched_scan_supported
= 1;
482 if (flags
& NL80211_FEATURE_STATIC_SMPS
)
483 capa
->smps_modes
|= WPA_DRIVER_SMPS_MODE_STATIC
;
485 if (flags
& NL80211_FEATURE_DYNAMIC_SMPS
)
486 capa
->smps_modes
|= WPA_DRIVER_SMPS_MODE_DYNAMIC
;
488 if (flags
& NL80211_FEATURE_SUPPORTS_WMM_ADMISSION
)
489 info
->wmm_ac_supported
= 1;
491 if (flags
& NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES
)
492 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES
;
494 if (flags
& NL80211_FEATURE_WFA_TPC_IE_IN_PROBES
)
495 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES
;
497 if (flags
& NL80211_FEATURE_QUIET
)
498 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_QUIET
;
500 if (flags
& NL80211_FEATURE_TX_POWER_INSERTION
)
501 capa
->rrm_flags
|= WPA_DRIVER_FLAGS_TX_POWER_INSERTION
;
503 if (flags
& NL80211_FEATURE_HT_IBSS
)
504 capa
->flags
|= WPA_DRIVER_FLAGS_HT_IBSS
;
506 if (flags
& NL80211_FEATURE_FULL_AP_CLIENT_STATE
)
507 capa
->flags
|= WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE
;
511 static void wiphy_info_probe_resp_offload(struct wpa_driver_capa
*capa
,
519 protocols
= nla_get_u32(tb
);
520 wpa_printf(MSG_DEBUG
, "nl80211: Supports Probe Response offload in AP "
522 capa
->flags
|= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD
;
523 capa
->probe_resp_offloads
= probe_resp_offload_support(protocols
);
527 static void wiphy_info_wowlan_triggers(struct wpa_driver_capa
*capa
,
530 struct nlattr
*triggers
[MAX_NL80211_WOWLAN_TRIG
+ 1];
535 if (nla_parse_nested(triggers
, MAX_NL80211_WOWLAN_TRIG
,
539 if (triggers
[NL80211_WOWLAN_TRIG_ANY
])
540 capa
->wowlan_triggers
.any
= 1;
541 if (triggers
[NL80211_WOWLAN_TRIG_DISCONNECT
])
542 capa
->wowlan_triggers
.disconnect
= 1;
543 if (triggers
[NL80211_WOWLAN_TRIG_MAGIC_PKT
])
544 capa
->wowlan_triggers
.magic_pkt
= 1;
545 if (triggers
[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
])
546 capa
->wowlan_triggers
.gtk_rekey_failure
= 1;
547 if (triggers
[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
])
548 capa
->wowlan_triggers
.eap_identity_req
= 1;
549 if (triggers
[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
])
550 capa
->wowlan_triggers
.four_way_handshake
= 1;
551 if (triggers
[NL80211_WOWLAN_TRIG_RFKILL_RELEASE
])
552 capa
->wowlan_triggers
.rfkill_release
= 1;
556 static void wiphy_info_extended_capab(struct wpa_driver_nl80211_data
*drv
,
560 struct nlattr
*tb1
[NL80211_ATTR_MAX
+ 1], *attr
;
562 if (!tb
|| drv
->num_iface_ext_capa
== NL80211_IFTYPE_MAX
)
565 nla_for_each_nested(attr
, tb
, rem
) {
567 struct drv_nl80211_ext_capa
*capa
;
569 nla_parse(tb1
, NL80211_ATTR_MAX
, nla_data(attr
),
570 nla_len(attr
), NULL
);
572 if (!tb1
[NL80211_ATTR_IFTYPE
] ||
573 !tb1
[NL80211_ATTR_EXT_CAPA
] ||
574 !tb1
[NL80211_ATTR_EXT_CAPA_MASK
])
577 capa
= &drv
->iface_ext_capa
[drv
->num_iface_ext_capa
];
578 capa
->iftype
= nla_get_u32(tb1
[NL80211_ATTR_IFTYPE
]);
579 wpa_printf(MSG_DEBUG
,
580 "nl80211: Driver-advertised extended capabilities for interface type %s",
581 nl80211_iftype_str(capa
->iftype
));
583 len
= nla_len(tb1
[NL80211_ATTR_EXT_CAPA
]);
584 capa
->ext_capa
= os_memdup(nla_data(tb1
[NL80211_ATTR_EXT_CAPA
]),
589 capa
->ext_capa_len
= len
;
590 wpa_hexdump(MSG_DEBUG
, "nl80211: Extended capabilities",
591 capa
->ext_capa
, capa
->ext_capa_len
);
593 len
= nla_len(tb1
[NL80211_ATTR_EXT_CAPA_MASK
]);
594 capa
->ext_capa_mask
=
595 os_memdup(nla_data(tb1
[NL80211_ATTR_EXT_CAPA_MASK
]),
597 if (!capa
->ext_capa_mask
)
600 wpa_hexdump(MSG_DEBUG
, "nl80211: Extended capabilities mask",
601 capa
->ext_capa_mask
, capa
->ext_capa_len
);
603 drv
->num_iface_ext_capa
++;
604 if (drv
->num_iface_ext_capa
== NL80211_IFTYPE_MAX
)
611 /* Cleanup allocated memory on error */
612 for (i
= 0; i
< NL80211_IFTYPE_MAX
; i
++) {
613 os_free(drv
->iface_ext_capa
[i
].ext_capa
);
614 drv
->iface_ext_capa
[i
].ext_capa
= NULL
;
615 os_free(drv
->iface_ext_capa
[i
].ext_capa_mask
);
616 drv
->iface_ext_capa
[i
].ext_capa_mask
= NULL
;
617 drv
->iface_ext_capa
[i
].ext_capa_len
= 0;
619 drv
->num_iface_ext_capa
= 0;
623 static int wiphy_info_handler(struct nl_msg
*msg
, void *arg
)
625 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
626 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
627 struct wiphy_info_data
*info
= arg
;
628 struct wpa_driver_capa
*capa
= info
->capa
;
629 struct wpa_driver_nl80211_data
*drv
= info
->drv
;
631 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
632 genlmsg_attrlen(gnlh
, 0), NULL
);
634 if (tb
[NL80211_ATTR_WIPHY
])
635 drv
->wiphy_idx
= nla_get_u32(tb
[NL80211_ATTR_WIPHY
]);
637 if (tb
[NL80211_ATTR_WIPHY_NAME
])
638 os_strlcpy(drv
->phyname
,
639 nla_get_string(tb
[NL80211_ATTR_WIPHY_NAME
]),
640 sizeof(drv
->phyname
));
641 if (tb
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
])
642 capa
->max_scan_ssids
=
643 nla_get_u8(tb
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
]);
645 if (tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
])
646 capa
->max_sched_scan_ssids
=
647 nla_get_u8(tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
]);
649 if (tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
] &&
650 tb
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
] &&
651 tb
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
]) {
652 capa
->max_sched_scan_plans
=
653 nla_get_u32(tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
]);
655 capa
->max_sched_scan_plan_interval
=
656 nla_get_u32(tb
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
]);
658 capa
->max_sched_scan_plan_iterations
=
659 nla_get_u32(tb
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
]);
662 if (tb
[NL80211_ATTR_MAX_MATCH_SETS
])
663 capa
->max_match_sets
=
664 nla_get_u8(tb
[NL80211_ATTR_MAX_MATCH_SETS
]);
666 if (tb
[NL80211_ATTR_MAC_ACL_MAX
])
667 capa
->max_acl_mac_addrs
=
668 nla_get_u8(tb
[NL80211_ATTR_MAC_ACL_MAX
]);
670 wiphy_info_supported_iftypes(info
, tb
[NL80211_ATTR_SUPPORTED_IFTYPES
]);
671 wiphy_info_iface_comb(info
, tb
[NL80211_ATTR_INTERFACE_COMBINATIONS
]);
672 wiphy_info_supp_cmds(info
, tb
[NL80211_ATTR_SUPPORTED_COMMANDS
]);
673 wiphy_info_cipher_suites(info
, tb
[NL80211_ATTR_CIPHER_SUITES
]);
675 if (tb
[NL80211_ATTR_OFFCHANNEL_TX_OK
]) {
676 wpa_printf(MSG_DEBUG
, "nl80211: Using driver-based "
678 capa
->flags
|= WPA_DRIVER_FLAGS_OFFCHANNEL_TX
;
681 if (tb
[NL80211_ATTR_ROAM_SUPPORT
]) {
682 wpa_printf(MSG_DEBUG
, "nl80211: Using driver-based roaming");
683 capa
->flags
|= WPA_DRIVER_FLAGS_BSS_SELECTION
;
686 wiphy_info_max_roc(capa
,
687 tb
[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION
]);
689 if (tb
[NL80211_ATTR_SUPPORT_AP_UAPSD
])
690 capa
->flags
|= WPA_DRIVER_FLAGS_AP_UAPSD
;
692 wiphy_info_tdls(capa
, tb
[NL80211_ATTR_TDLS_SUPPORT
],
693 tb
[NL80211_ATTR_TDLS_EXTERNAL_SETUP
]);
695 if (tb
[NL80211_ATTR_DEVICE_AP_SME
])
696 info
->device_ap_sme
= 1;
698 wiphy_info_feature_flags(info
, tb
[NL80211_ATTR_FEATURE_FLAGS
]);
699 wiphy_info_ext_feature_flags(info
, tb
[NL80211_ATTR_EXT_FEATURES
]);
700 wiphy_info_probe_resp_offload(capa
,
701 tb
[NL80211_ATTR_PROBE_RESP_OFFLOAD
]);
703 if (tb
[NL80211_ATTR_EXT_CAPA
] && tb
[NL80211_ATTR_EXT_CAPA_MASK
] &&
704 drv
->extended_capa
== NULL
) {
706 os_malloc(nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
707 if (drv
->extended_capa
) {
708 os_memcpy(drv
->extended_capa
,
709 nla_data(tb
[NL80211_ATTR_EXT_CAPA
]),
710 nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
711 drv
->extended_capa_len
=
712 nla_len(tb
[NL80211_ATTR_EXT_CAPA
]);
713 wpa_hexdump(MSG_DEBUG
,
714 "nl80211: Driver-advertised extended capabilities (default)",
715 drv
->extended_capa
, drv
->extended_capa_len
);
717 drv
->extended_capa_mask
=
718 os_malloc(nla_len(tb
[NL80211_ATTR_EXT_CAPA_MASK
]));
719 if (drv
->extended_capa_mask
) {
720 os_memcpy(drv
->extended_capa_mask
,
721 nla_data(tb
[NL80211_ATTR_EXT_CAPA_MASK
]),
722 nla_len(tb
[NL80211_ATTR_EXT_CAPA_MASK
]));
723 wpa_hexdump(MSG_DEBUG
,
724 "nl80211: Driver-advertised extended capabilities mask (default)",
725 drv
->extended_capa_mask
,
726 drv
->extended_capa_len
);
728 os_free(drv
->extended_capa
);
729 drv
->extended_capa
= NULL
;
730 drv
->extended_capa_len
= 0;
734 wiphy_info_extended_capab(drv
, tb
[NL80211_ATTR_IFTYPE_EXT_CAPA
]);
736 if (tb
[NL80211_ATTR_VENDOR_DATA
]) {
740 nla_for_each_nested(nl
, tb
[NL80211_ATTR_VENDOR_DATA
], rem
) {
741 struct nl80211_vendor_cmd_info
*vinfo
;
742 if (nla_len(nl
) != sizeof(*vinfo
)) {
743 wpa_printf(MSG_DEBUG
, "nl80211: Unexpected vendor data info");
746 vinfo
= nla_data(nl
);
747 if (vinfo
->vendor_id
== OUI_QCA
) {
748 switch (vinfo
->subcmd
) {
749 case QCA_NL80211_VENDOR_SUBCMD_TEST
:
750 drv
->vendor_cmd_test_avail
= 1;
752 #ifdef CONFIG_DRIVER_NL80211_QCA
753 case QCA_NL80211_VENDOR_SUBCMD_ROAMING
:
754 drv
->roaming_vendor_cmd_avail
= 1;
756 case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY
:
757 drv
->dfs_vendor_cmd_avail
= 1;
759 case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES
:
760 drv
->get_features_vendor_cmd_avail
= 1;
762 case QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST
:
763 drv
->get_pref_freq_list
= 1;
765 case QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL
:
766 drv
->set_prob_oper_freq
= 1;
768 case QCA_NL80211_VENDOR_SUBCMD_DO_ACS
:
770 WPA_DRIVER_FLAGS_ACS_OFFLOAD
;
772 case QCA_NL80211_VENDOR_SUBCMD_SETBAND
:
773 drv
->setband_vendor_cmd_avail
= 1;
775 case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN
:
776 drv
->scan_vendor_cmd_avail
= 1;
778 case QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION
:
779 drv
->set_wifi_conf_vendor_cmd_avail
= 1;
781 case QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS
:
782 drv
->fetch_bss_trans_status
= 1;
784 case QCA_NL80211_VENDOR_SUBCMD_ROAM
:
785 drv
->roam_vendor_cmd_avail
= 1;
787 case QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS
:
788 drv
->get_supported_akm_suites_avail
= 1;
790 #endif /* CONFIG_DRIVER_NL80211_QCA */
794 wpa_printf(MSG_DEBUG
, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u",
795 vinfo
->vendor_id
, vinfo
->subcmd
);
799 if (tb
[NL80211_ATTR_VENDOR_EVENTS
]) {
803 nla_for_each_nested(nl
, tb
[NL80211_ATTR_VENDOR_EVENTS
], rem
) {
804 struct nl80211_vendor_cmd_info
*vinfo
;
805 if (nla_len(nl
) != sizeof(*vinfo
)) {
806 wpa_printf(MSG_DEBUG
, "nl80211: Unexpected vendor data info");
809 vinfo
= nla_data(nl
);
810 wpa_printf(MSG_DEBUG
, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u",
811 vinfo
->vendor_id
, vinfo
->subcmd
);
815 wiphy_info_wowlan_triggers(capa
,
816 tb
[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED
]);
818 if (tb
[NL80211_ATTR_MAX_AP_ASSOC_STA
])
820 nla_get_u32(tb
[NL80211_ATTR_MAX_AP_ASSOC_STA
]);
822 if (tb
[NL80211_ATTR_MAX_CSA_COUNTERS
])
823 capa
->max_csa_counters
=
824 nla_get_u8(tb
[NL80211_ATTR_MAX_CSA_COUNTERS
]);
826 if (tb
[NL80211_ATTR_WIPHY_SELF_MANAGED_REG
])
827 capa
->flags
|= WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY
;
833 static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data
*drv
,
834 struct wiphy_info_data
*info
)
840 os_memset(info
, 0, sizeof(*info
));
841 info
->capa
= &drv
->capa
;
844 feat
= get_nl80211_protocol_features(drv
);
845 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
)
847 msg
= nl80211_cmd_msg(drv
->first_bss
, flags
, NL80211_CMD_GET_WIPHY
);
848 if (!msg
|| nla_put_flag(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
)) {
853 if (send_and_recv_msgs(drv
, msg
, wiphy_info_handler
, info
))
856 if (info
->auth_supported
)
857 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SME
;
858 else if (!info
->connect_supported
) {
859 wpa_printf(MSG_INFO
, "nl80211: Driver does not support "
860 "authentication/association or connect commands");
864 if (info
->p2p_go_supported
&& info
->p2p_client_supported
)
865 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CAPABLE
;
866 if (info
->p2p_concurrent
) {
867 wpa_printf(MSG_DEBUG
, "nl80211: Use separate P2P group "
868 "interface (driver advertised support)");
869 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CONCURRENT
;
870 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P
;
872 if (info
->num_multichan_concurrent
> 1) {
873 wpa_printf(MSG_DEBUG
, "nl80211: Enable multi-channel "
874 "concurrent (driver advertised support)");
875 drv
->capa
.num_multichan_concurrent
=
876 info
->num_multichan_concurrent
;
878 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE
)
879 wpa_printf(MSG_DEBUG
, "nl80211: use P2P_DEVICE support");
881 /* default to 5000 since early versions of mac80211 don't set it */
882 if (!drv
->capa
.max_remain_on_chan
)
883 drv
->capa
.max_remain_on_chan
= 5000;
885 drv
->capa
.wmm_ac_supported
= info
->wmm_ac_supported
;
887 drv
->capa
.mac_addr_rand_sched_scan_supported
=
888 info
->mac_addr_rand_sched_scan_supported
;
889 drv
->capa
.mac_addr_rand_scan_supported
=
890 info
->mac_addr_rand_scan_supported
;
892 if (info
->channel_switch_supported
) {
893 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_AP_CSA
;
894 if (!drv
->capa
.max_csa_counters
)
895 drv
->capa
.max_csa_counters
= 1;
898 if (!drv
->capa
.max_sched_scan_plans
) {
899 drv
->capa
.max_sched_scan_plans
= 1;
900 drv
->capa
.max_sched_scan_plan_interval
= UINT32_MAX
;
901 drv
->capa
.max_sched_scan_plan_iterations
= 0;
908 #ifdef CONFIG_DRIVER_NL80211_QCA
910 static int dfs_info_handler(struct nl_msg
*msg
, void *arg
)
912 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
913 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
914 int *dfs_capability_ptr
= arg
;
916 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
917 genlmsg_attrlen(gnlh
, 0), NULL
);
919 if (tb
[NL80211_ATTR_VENDOR_DATA
]) {
920 struct nlattr
*nl_vend
= tb
[NL80211_ATTR_VENDOR_DATA
];
921 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
923 nla_parse(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
924 nla_data(nl_vend
), nla_len(nl_vend
), NULL
);
926 if (tb_vendor
[QCA_WLAN_VENDOR_ATTR_DFS
]) {
928 val
= nla_get_u32(tb_vendor
[QCA_WLAN_VENDOR_ATTR_DFS
]);
929 wpa_printf(MSG_DEBUG
, "nl80211: DFS offload capability: %u",
931 *dfs_capability_ptr
= val
;
939 static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data
*drv
)
942 int dfs_capability
= 0;
945 if (!drv
->dfs_vendor_cmd_avail
)
948 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
949 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
950 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
951 QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY
)) {
956 ret
= send_and_recv_msgs(drv
, msg
, dfs_info_handler
, &dfs_capability
);
957 if (!ret
&& dfs_capability
)
958 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_DFS_OFFLOAD
;
962 static unsigned int get_akm_suites_info(struct nlattr
*tb
)
965 unsigned int key_mgmt
= 0;
971 num
= nla_len(tb
) / sizeof(u32
);
973 for (i
= 0; i
< num
; i
++) {
976 wpa_printf(MSG_DEBUG
,
977 "nl80211: Supported AKM %02x-%02x-%02x:%u",
978 a
>> 24, (a
>> 16) & 0xff,
979 (a
>> 8) & 0xff, a
& 0xff);
981 case RSN_AUTH_KEY_MGMT_UNSPEC_802_1X
:
982 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_WPA
|
983 WPA_DRIVER_CAPA_KEY_MGMT_WPA2
;
985 case RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
:
986 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK
|
987 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK
;
989 case RSN_AUTH_KEY_MGMT_FT_802_1X
:
990 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT
;
992 case RSN_AUTH_KEY_MGMT_FT_PSK
:
993 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK
;
995 case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B
:
996 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B
;
998 case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192
:
999 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192
;
1001 case RSN_AUTH_KEY_MGMT_OWE
:
1002 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_OWE
;
1004 case RSN_AUTH_KEY_MGMT_DPP
:
1005 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_DPP
;
1007 case RSN_AUTH_KEY_MGMT_FILS_SHA256
:
1008 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256
;
1010 case RSN_AUTH_KEY_MGMT_FILS_SHA384
:
1011 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384
;
1013 case RSN_AUTH_KEY_MGMT_FT_FILS_SHA256
:
1014 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256
;
1016 case RSN_AUTH_KEY_MGMT_FT_FILS_SHA384
:
1017 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384
;
1019 case RSN_AUTH_KEY_MGMT_SAE
:
1020 key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_SAE
;
1029 static int get_akm_suites_handler(struct nl_msg
*msg
, void *arg
)
1031 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1032 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1033 unsigned int *key_mgmt
= arg
;
1035 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1036 genlmsg_attrlen(gnlh
, 0), NULL
);
1038 if (tb
[NL80211_ATTR_VENDOR_DATA
]) {
1039 struct nlattr
*nl_vend
= tb
[NL80211_ATTR_VENDOR_DATA
];
1040 struct nlattr
*tb_data
[NL80211_ATTR_MAX
+ 1];
1042 nla_parse(tb_data
, NL80211_ATTR_MAX
,
1043 nla_data(nl_vend
), nla_len(nl_vend
), NULL
);
1046 get_akm_suites_info(tb_data
[NL80211_ATTR_AKM_SUITES
]);
1053 static int qca_nl80211_get_akm_suites(struct wpa_driver_nl80211_data
*drv
)
1056 unsigned int key_mgmt
= 0;
1059 if (!drv
->get_supported_akm_suites_avail
)
1062 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
1063 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
1064 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
1065 QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS
)) {
1070 ret
= send_and_recv_msgs(drv
, msg
, get_akm_suites_handler
, &key_mgmt
);
1072 wpa_printf(MSG_DEBUG
,
1073 "nl80211: Replace capa.key_mgmt based on driver advertised capabilities: 0x%x",
1075 drv
->capa
.key_mgmt
= key_mgmt
;
1082 struct features_info
{
1085 struct wpa_driver_capa
*capa
;
1089 static int features_info_handler(struct nl_msg
*msg
, void *arg
)
1091 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1092 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1093 struct features_info
*info
= arg
;
1094 struct nlattr
*nl_vend
, *attr
;
1096 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1097 genlmsg_attrlen(gnlh
, 0), NULL
);
1099 nl_vend
= tb
[NL80211_ATTR_VENDOR_DATA
];
1101 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
1103 nla_parse(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
1104 nla_data(nl_vend
), nla_len(nl_vend
), NULL
);
1106 attr
= tb_vendor
[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS
];
1108 int len
= nla_len(attr
);
1109 info
->flags
= os_malloc(len
);
1110 if (info
->flags
!= NULL
) {
1111 os_memcpy(info
->flags
, nla_data(attr
), len
);
1112 info
->flags_len
= len
;
1115 attr
= tb_vendor
[QCA_WLAN_VENDOR_ATTR_CONCURRENCY_CAPA
];
1117 info
->capa
->conc_capab
= nla_get_u32(attr
);
1120 QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_2_4_BAND
];
1122 info
->capa
->max_conc_chan_2_4
= nla_get_u32(attr
);
1125 QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_5_0_BAND
];
1127 info
->capa
->max_conc_chan_5_0
= nla_get_u32(attr
);
1134 static int check_feature(enum qca_wlan_vendor_features feature
,
1135 struct features_info
*info
)
1137 size_t idx
= feature
/ 8;
1139 return (idx
< info
->flags_len
) &&
1140 (info
->flags
[idx
] & BIT(feature
% 8));
1144 static void qca_nl80211_get_features(struct wpa_driver_nl80211_data
*drv
)
1147 struct features_info info
;
1150 if (!drv
->get_features_vendor_cmd_avail
)
1153 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
1154 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
1155 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
1156 QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES
)) {
1161 os_memset(&info
, 0, sizeof(info
));
1162 info
.capa
= &drv
->capa
;
1163 ret
= send_and_recv_msgs(drv
, msg
, features_info_handler
, &info
);
1164 if (ret
|| !info
.flags
)
1167 if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD
, &info
))
1168 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD
;
1170 if (check_feature(QCA_WLAN_VENDOR_FEATURE_SUPPORT_HW_MODE_ANY
, &info
))
1171 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SUPPORT_HW_MODE_ANY
;
1173 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OFFCHANNEL_SIMULTANEOUS
,
1175 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS
;
1176 if (check_feature(QCA_WLAN_VENDOR_FEATURE_P2P_LISTEN_OFFLOAD
, &info
))
1177 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD
;
1178 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA
, &info
))
1179 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_OCE_STA
;
1180 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_AP
, &info
))
1181 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_OCE_AP
;
1182 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA_CFON
, &info
))
1183 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_OCE_STA_CFON
;
1184 os_free(info
.flags
);
1187 #endif /* CONFIG_DRIVER_NL80211_QCA */
1190 int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data
*drv
)
1192 struct wiphy_info_data info
;
1193 if (wpa_driver_nl80211_get_info(drv
, &info
))
1199 drv
->has_capability
= 1;
1200 drv
->capa
.key_mgmt
= WPA_DRIVER_CAPA_KEY_MGMT_WPA
|
1201 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK
|
1202 WPA_DRIVER_CAPA_KEY_MGMT_WPA2
|
1203 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK
|
1204 WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B
|
1205 WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192
|
1206 WPA_DRIVER_CAPA_KEY_MGMT_OWE
|
1207 WPA_DRIVER_CAPA_KEY_MGMT_DPP
;
1209 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)
1210 drv
->capa
.key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256
|
1211 WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384
|
1212 WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256
|
1213 WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384
|
1214 WPA_DRIVER_CAPA_KEY_MGMT_SAE
;
1215 else if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD
)
1216 drv
->capa
.key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256
|
1217 WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384
;
1219 #ifdef CONFIG_DRIVER_NL80211_QCA
1220 /* Override drv->capa.key_mgmt based on driver advertised capability
1221 * constraints, if available. */
1222 qca_nl80211_get_akm_suites(drv
);
1223 #endif /* CONFIG_DRIVER_NL80211_QCA */
1225 drv
->capa
.auth
= WPA_DRIVER_AUTH_OPEN
|
1226 WPA_DRIVER_AUTH_SHARED
|
1227 WPA_DRIVER_AUTH_LEAP
;
1229 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SANE_ERROR_CODES
;
1230 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE
;
1231 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
1234 * As all cfg80211 drivers must support cases where the AP interface is
1235 * removed without the knowledge of wpa_supplicant/hostapd, e.g., in
1236 * case that the user space daemon has crashed, they must be able to
1237 * cleanup all stations and key entries in the AP tear down flow. Thus,
1238 * this flag can/should always be set for cfg80211 drivers.
1240 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT
;
1242 if (!info
.device_ap_sme
) {
1243 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS
;
1246 * No AP SME is currently assumed to also indicate no AP MLME
1247 * in the driver/firmware.
1249 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_AP_MLME
;
1252 drv
->device_ap_sme
= info
.device_ap_sme
;
1253 drv
->poll_command_supported
= info
.poll_command_supported
;
1254 drv
->data_tx_status
= info
.data_tx_status
;
1255 drv
->p2p_go_ctwindow_supported
= info
.p2p_go_ctwindow_supported
;
1256 if (info
.set_qos_map_supported
)
1257 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_QOS_MAPPING
;
1258 drv
->have_low_prio_scan
= info
.have_low_prio_scan
;
1261 * If poll command and tx status are supported, mac80211 is new enough
1262 * to have everything we need to not need monitor interfaces.
1264 drv
->use_monitor
= !info
.device_ap_sme
&&
1265 (!info
.poll_command_supported
|| !info
.data_tx_status
);
1268 * If we aren't going to use monitor interfaces, but the
1269 * driver doesn't support data TX status, we won't get TX
1270 * status for EAPOL frames.
1272 if (!drv
->use_monitor
&& !info
.data_tx_status
)
1273 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
1275 #ifdef CONFIG_DRIVER_NL80211_QCA
1276 if (!(info
.capa
->flags
& WPA_DRIVER_FLAGS_DFS_OFFLOAD
))
1277 qca_nl80211_check_dfs_capa(drv
);
1278 qca_nl80211_get_features(drv
);
1281 * To enable offchannel simultaneous support in wpa_supplicant, the
1282 * underlying driver needs to support the same along with offchannel TX.
1283 * Offchannel TX support is needed since remain_on_channel and
1284 * action_tx use some common data structures and hence cannot be
1285 * scheduled simultaneously.
1287 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
))
1288 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS
;
1289 #endif /* CONFIG_DRIVER_NL80211_QCA */
1295 struct phy_info_arg
{
1297 struct hostapd_hw_modes
*modes
;
1298 int last_mode
, last_chan_idx
;
1303 static void phy_info_ht_capa(struct hostapd_hw_modes
*mode
, struct nlattr
*capa
,
1304 struct nlattr
*ampdu_factor
,
1305 struct nlattr
*ampdu_density
,
1306 struct nlattr
*mcs_set
)
1309 mode
->ht_capab
= nla_get_u16(capa
);
1312 mode
->a_mpdu_params
|= nla_get_u8(ampdu_factor
) & 0x03;
1315 mode
->a_mpdu_params
|= nla_get_u8(ampdu_density
) << 2;
1317 if (mcs_set
&& nla_len(mcs_set
) >= 16) {
1319 mcs
= nla_data(mcs_set
);
1320 os_memcpy(mode
->mcs_set
, mcs
, 16);
1325 static void phy_info_vht_capa(struct hostapd_hw_modes
*mode
,
1326 struct nlattr
*capa
,
1327 struct nlattr
*mcs_set
)
1330 mode
->vht_capab
= nla_get_u32(capa
);
1332 if (mcs_set
&& nla_len(mcs_set
) >= 8) {
1334 mcs
= nla_data(mcs_set
);
1335 os_memcpy(mode
->vht_mcs_set
, mcs
, 8);
1340 static void phy_info_freq(struct hostapd_hw_modes
*mode
,
1341 struct hostapd_channel_data
*chan
,
1342 struct nlattr
*tb_freq
[])
1345 chan
->freq
= nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
]);
1347 chan
->allowed_bw
= ~0;
1348 chan
->dfs_cac_ms
= 0;
1349 if (ieee80211_freq_to_chan(chan
->freq
, &channel
) != NUM_HOSTAPD_MODES
)
1350 chan
->chan
= channel
;
1352 if (tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
])
1353 chan
->flag
|= HOSTAPD_CHAN_DISABLED
;
1354 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_IR
])
1355 chan
->flag
|= HOSTAPD_CHAN_NO_IR
;
1356 if (tb_freq
[NL80211_FREQUENCY_ATTR_RADAR
])
1357 chan
->flag
|= HOSTAPD_CHAN_RADAR
;
1358 if (tb_freq
[NL80211_FREQUENCY_ATTR_INDOOR_ONLY
])
1359 chan
->flag
|= HOSTAPD_CHAN_INDOOR_ONLY
;
1360 if (tb_freq
[NL80211_FREQUENCY_ATTR_GO_CONCURRENT
])
1361 chan
->flag
|= HOSTAPD_CHAN_GO_CONCURRENT
;
1363 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_10MHZ
])
1364 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_10
;
1365 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_20MHZ
])
1366 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_20
;
1367 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_HT40_PLUS
])
1368 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_40P
;
1369 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_HT40_MINUS
])
1370 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_40M
;
1371 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_80MHZ
])
1372 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_80
;
1373 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_160MHZ
])
1374 chan
->allowed_bw
&= ~HOSTAPD_CHAN_WIDTH_160
;
1376 if (tb_freq
[NL80211_FREQUENCY_ATTR_DFS_STATE
]) {
1377 enum nl80211_dfs_state state
=
1378 nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_DFS_STATE
]);
1381 case NL80211_DFS_USABLE
:
1382 chan
->flag
|= HOSTAPD_CHAN_DFS_USABLE
;
1384 case NL80211_DFS_AVAILABLE
:
1385 chan
->flag
|= HOSTAPD_CHAN_DFS_AVAILABLE
;
1387 case NL80211_DFS_UNAVAILABLE
:
1388 chan
->flag
|= HOSTAPD_CHAN_DFS_UNAVAILABLE
;
1393 if (tb_freq
[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME
]) {
1394 chan
->dfs_cac_ms
= nla_get_u32(
1395 tb_freq
[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME
]);
1400 static int phy_info_freqs(struct phy_info_arg
*phy_info
,
1401 struct hostapd_hw_modes
*mode
, struct nlattr
*tb
)
1403 static struct nla_policy freq_policy
[NL80211_FREQUENCY_ATTR_MAX
+ 1] = {
1404 [NL80211_FREQUENCY_ATTR_FREQ
] = { .type
= NLA_U32
},
1405 [NL80211_FREQUENCY_ATTR_DISABLED
] = { .type
= NLA_FLAG
},
1406 [NL80211_FREQUENCY_ATTR_NO_IR
] = { .type
= NLA_FLAG
},
1407 [NL80211_FREQUENCY_ATTR_RADAR
] = { .type
= NLA_FLAG
},
1408 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] = { .type
= NLA_U32
},
1409 [NL80211_FREQUENCY_ATTR_DFS_STATE
] = { .type
= NLA_U32
},
1410 [NL80211_FREQUENCY_ATTR_NO_10MHZ
] = { .type
= NLA_FLAG
},
1411 [NL80211_FREQUENCY_ATTR_NO_20MHZ
] = { .type
= NLA_FLAG
},
1412 [NL80211_FREQUENCY_ATTR_NO_HT40_PLUS
] = { .type
= NLA_FLAG
},
1413 [NL80211_FREQUENCY_ATTR_NO_HT40_MINUS
] = { .type
= NLA_FLAG
},
1414 [NL80211_FREQUENCY_ATTR_NO_80MHZ
] = { .type
= NLA_FLAG
},
1415 [NL80211_FREQUENCY_ATTR_NO_160MHZ
] = { .type
= NLA_FLAG
},
1417 int new_channels
= 0;
1418 struct hostapd_channel_data
*channel
;
1419 struct nlattr
*tb_freq
[NL80211_FREQUENCY_ATTR_MAX
+ 1];
1420 struct nlattr
*nl_freq
;
1426 nla_for_each_nested(nl_freq
, tb
, rem_freq
) {
1427 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
,
1428 nla_data(nl_freq
), nla_len(nl_freq
), freq_policy
);
1429 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
1434 channel
= os_realloc_array(mode
->channels
,
1435 mode
->num_channels
+ new_channels
,
1436 sizeof(struct hostapd_channel_data
));
1440 mode
->channels
= channel
;
1441 mode
->num_channels
+= new_channels
;
1443 idx
= phy_info
->last_chan_idx
;
1445 nla_for_each_nested(nl_freq
, tb
, rem_freq
) {
1446 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
,
1447 nla_data(nl_freq
), nla_len(nl_freq
), freq_policy
);
1448 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
1450 phy_info_freq(mode
, &mode
->channels
[idx
], tb_freq
);
1453 phy_info
->last_chan_idx
= idx
;
1459 static int phy_info_rates(struct hostapd_hw_modes
*mode
, struct nlattr
*tb
)
1461 static struct nla_policy rate_policy
[NL80211_BITRATE_ATTR_MAX
+ 1] = {
1462 [NL80211_BITRATE_ATTR_RATE
] = { .type
= NLA_U32
},
1463 [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE
] =
1464 { .type
= NLA_FLAG
},
1466 struct nlattr
*tb_rate
[NL80211_BITRATE_ATTR_MAX
+ 1];
1467 struct nlattr
*nl_rate
;
1473 nla_for_each_nested(nl_rate
, tb
, rem_rate
) {
1474 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
,
1475 nla_data(nl_rate
), nla_len(nl_rate
),
1477 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
1482 mode
->rates
= os_calloc(mode
->num_rates
, sizeof(int));
1488 nla_for_each_nested(nl_rate
, tb
, rem_rate
) {
1489 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
,
1490 nla_data(nl_rate
), nla_len(nl_rate
),
1492 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
1494 mode
->rates
[idx
] = nla_get_u32(
1495 tb_rate
[NL80211_BITRATE_ATTR_RATE
]);
1503 static int phy_info_iftype(struct hostapd_hw_modes
*mode
,
1504 struct nlattr
*nl_iftype
)
1506 struct nlattr
*tb
[NL80211_BAND_IFTYPE_ATTR_MAX
+ 1];
1507 struct he_capabilities
*he_capab
= &mode
->he_capab
;
1508 struct nlattr
*tb_flags
[NL80211_IFTYPE_MAX
+ 1];
1511 nla_parse(tb
, NL80211_BAND_IFTYPE_ATTR_MAX
,
1512 nla_data(nl_iftype
), nla_len(nl_iftype
), NULL
);
1514 if (!tb
[NL80211_BAND_IFTYPE_ATTR_IFTYPES
])
1517 if (nla_parse_nested(tb_flags
, NL80211_IFTYPE_MAX
,
1518 tb
[NL80211_BAND_IFTYPE_ATTR_IFTYPES
], NULL
))
1521 if (!nla_get_flag(tb_flags
[NL80211_IFTYPE_AP
]))
1524 he_capab
->he_supported
= 1;
1526 if (tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY
]) {
1527 len
= nla_len(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY
]);
1529 if (len
> sizeof(he_capab
->phy_cap
))
1530 len
= sizeof(he_capab
->phy_cap
);
1531 os_memcpy(he_capab
->phy_cap
,
1532 nla_data(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY
]),
1536 if (tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC
]) {
1537 len
= nla_len(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC
]);
1539 if (len
> sizeof(he_capab
->mac_cap
))
1540 len
= sizeof(he_capab
->mac_cap
);
1541 os_memcpy(he_capab
->mac_cap
,
1542 nla_data(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC
]),
1546 if (tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET
]) {
1547 len
= nla_len(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET
]);
1549 if (len
> sizeof(he_capab
->mcs
))
1550 len
= sizeof(he_capab
->mcs
);
1551 os_memcpy(he_capab
->mcs
,
1552 nla_data(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET
]),
1556 if (tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE
]) {
1557 len
= nla_len(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE
]);
1559 if (len
> sizeof(he_capab
->ppet
))
1560 len
= sizeof(he_capab
->ppet
);
1561 os_memcpy(&he_capab
->ppet
,
1562 nla_data(tb
[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE
]),
1570 static int phy_info_band(struct phy_info_arg
*phy_info
, struct nlattr
*nl_band
)
1572 struct nlattr
*tb_band
[NL80211_BAND_ATTR_MAX
+ 1];
1573 struct hostapd_hw_modes
*mode
;
1576 if (phy_info
->last_mode
!= nl_band
->nla_type
) {
1577 mode
= os_realloc_array(phy_info
->modes
,
1578 *phy_info
->num_modes
+ 1,
1581 phy_info
->failed
= 1;
1584 phy_info
->modes
= mode
;
1586 mode
= &phy_info
->modes
[*(phy_info
->num_modes
)];
1587 os_memset(mode
, 0, sizeof(*mode
));
1588 mode
->mode
= NUM_HOSTAPD_MODES
;
1589 mode
->flags
= HOSTAPD_MODE_FLAG_HT_INFO_KNOWN
|
1590 HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN
;
1593 * Unsupported VHT MCS stream is defined as value 3, so the VHT
1594 * MCS RX/TX map must be initialized with 0xffff to mark all 8
1595 * possible streams as unsupported. This will be overridden if
1596 * driver advertises VHT support.
1598 mode
->vht_mcs_set
[0] = 0xff;
1599 mode
->vht_mcs_set
[1] = 0xff;
1600 mode
->vht_mcs_set
[4] = 0xff;
1601 mode
->vht_mcs_set
[5] = 0xff;
1603 *(phy_info
->num_modes
) += 1;
1604 phy_info
->last_mode
= nl_band
->nla_type
;
1605 phy_info
->last_chan_idx
= 0;
1607 mode
= &phy_info
->modes
[*(phy_info
->num_modes
) - 1];
1609 nla_parse(tb_band
, NL80211_BAND_ATTR_MAX
, nla_data(nl_band
),
1610 nla_len(nl_band
), NULL
);
1612 phy_info_ht_capa(mode
, tb_band
[NL80211_BAND_ATTR_HT_CAPA
],
1613 tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
],
1614 tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
],
1615 tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]);
1616 phy_info_vht_capa(mode
, tb_band
[NL80211_BAND_ATTR_VHT_CAPA
],
1617 tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
]);
1618 ret
= phy_info_freqs(phy_info
, mode
, tb_band
[NL80211_BAND_ATTR_FREQS
]);
1620 ret
= phy_info_rates(mode
, tb_band
[NL80211_BAND_ATTR_RATES
]);
1622 phy_info
->failed
= 1;
1626 if (tb_band
[NL80211_BAND_ATTR_IFTYPE_DATA
]) {
1627 struct nlattr
*nl_iftype
;
1630 nla_for_each_nested(nl_iftype
,
1631 tb_band
[NL80211_BAND_ATTR_IFTYPE_DATA
],
1633 ret
= phy_info_iftype(mode
, nl_iftype
);
1643 static int phy_info_handler(struct nl_msg
*msg
, void *arg
)
1645 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
1646 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1647 struct phy_info_arg
*phy_info
= arg
;
1648 struct nlattr
*nl_band
;
1651 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1652 genlmsg_attrlen(gnlh
, 0), NULL
);
1654 if (!tb_msg
[NL80211_ATTR_WIPHY_BANDS
])
1657 nla_for_each_nested(nl_band
, tb_msg
[NL80211_ATTR_WIPHY_BANDS
], rem_band
)
1659 int res
= phy_info_band(phy_info
, nl_band
);
1668 static struct hostapd_hw_modes
*
1669 wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes
*modes
,
1673 struct hostapd_hw_modes
*mode11g
= NULL
, *nmodes
, *mode
;
1674 int i
, mode11g_idx
= -1;
1676 /* heuristic to set up modes */
1677 for (m
= 0; m
< *num_modes
; m
++) {
1678 if (!modes
[m
].num_channels
)
1680 if (modes
[m
].channels
[0].freq
< 4000) {
1681 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211B
;
1682 for (i
= 0; i
< modes
[m
].num_rates
; i
++) {
1683 if (modes
[m
].rates
[i
] > 200) {
1684 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211G
;
1688 } else if (modes
[m
].channels
[0].freq
> 50000)
1689 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211AD
;
1691 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211A
;
1694 /* If only 802.11g mode is included, use it to construct matching
1695 * 802.11b mode data. */
1697 for (m
= 0; m
< *num_modes
; m
++) {
1698 if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211B
)
1699 return modes
; /* 802.11b already included */
1700 if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211G
)
1704 if (mode11g_idx
< 0)
1705 return modes
; /* 2.4 GHz band not supported at all */
1707 nmodes
= os_realloc_array(modes
, *num_modes
+ 1, sizeof(*nmodes
));
1709 return modes
; /* Could not add 802.11b mode */
1711 mode
= &nmodes
[*num_modes
];
1712 os_memset(mode
, 0, sizeof(*mode
));
1716 mode
->mode
= HOSTAPD_MODE_IEEE80211B
;
1718 mode11g
= &modes
[mode11g_idx
];
1719 mode
->num_channels
= mode11g
->num_channels
;
1720 mode
->channels
= os_memdup(mode11g
->channels
,
1721 mode11g
->num_channels
*
1722 sizeof(struct hostapd_channel_data
));
1723 if (mode
->channels
== NULL
) {
1725 return modes
; /* Could not add 802.11b mode */
1728 mode
->num_rates
= 0;
1729 mode
->rates
= os_malloc(4 * sizeof(int));
1730 if (mode
->rates
== NULL
) {
1731 os_free(mode
->channels
);
1733 return modes
; /* Could not add 802.11b mode */
1736 for (i
= 0; i
< mode11g
->num_rates
; i
++) {
1737 if (mode11g
->rates
[i
] != 10 && mode11g
->rates
[i
] != 20 &&
1738 mode11g
->rates
[i
] != 55 && mode11g
->rates
[i
] != 110)
1740 mode
->rates
[mode
->num_rates
] = mode11g
->rates
[i
];
1742 if (mode
->num_rates
== 4)
1746 if (mode
->num_rates
== 0) {
1747 os_free(mode
->channels
);
1748 os_free(mode
->rates
);
1750 return modes
; /* No 802.11b rates */
1753 wpa_printf(MSG_DEBUG
, "nl80211: Added 802.11b mode based on 802.11g "
1760 static void nl80211_set_ht40_mode(struct hostapd_hw_modes
*mode
, int start
,
1765 for (c
= 0; c
< mode
->num_channels
; c
++) {
1766 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
1767 if (chan
->freq
- 10 >= start
&& chan
->freq
+ 10 <= end
)
1768 chan
->flag
|= HOSTAPD_CHAN_HT40
;
1773 static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes
*mode
, int start
,
1778 for (c
= 0; c
< mode
->num_channels
; c
++) {
1779 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
1780 if (!(chan
->flag
& HOSTAPD_CHAN_HT40
))
1782 if (chan
->freq
- 30 >= start
&& chan
->freq
- 10 <= end
)
1783 chan
->flag
|= HOSTAPD_CHAN_HT40MINUS
;
1784 if (chan
->freq
+ 10 >= start
&& chan
->freq
+ 30 <= end
)
1785 chan
->flag
|= HOSTAPD_CHAN_HT40PLUS
;
1790 static void nl80211_reg_rule_max_eirp(u32 start
, u32 end
, u32 max_eirp
,
1791 struct phy_info_arg
*results
)
1795 for (m
= 0; m
< *results
->num_modes
; m
++) {
1797 struct hostapd_hw_modes
*mode
= &results
->modes
[m
];
1799 for (c
= 0; c
< mode
->num_channels
; c
++) {
1800 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
1801 if ((u32
) chan
->freq
- 10 >= start
&&
1802 (u32
) chan
->freq
+ 10 <= end
)
1803 chan
->max_tx_power
= max_eirp
;
1809 static void nl80211_reg_rule_ht40(u32 start
, u32 end
,
1810 struct phy_info_arg
*results
)
1814 for (m
= 0; m
< *results
->num_modes
; m
++) {
1815 if (!(results
->modes
[m
].ht_capab
&
1816 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
1818 nl80211_set_ht40_mode(&results
->modes
[m
], start
, end
);
1823 static void nl80211_reg_rule_sec(struct nlattr
*tb
[],
1824 struct phy_info_arg
*results
)
1826 u32 start
, end
, max_bw
;
1829 if (tb
[NL80211_ATTR_FREQ_RANGE_START
] == NULL
||
1830 tb
[NL80211_ATTR_FREQ_RANGE_END
] == NULL
||
1831 tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
] == NULL
)
1834 start
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_START
]) / 1000;
1835 end
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_END
]) / 1000;
1836 max_bw
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
]) / 1000;
1841 for (m
= 0; m
< *results
->num_modes
; m
++) {
1842 if (!(results
->modes
[m
].ht_capab
&
1843 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
1845 nl80211_set_ht40_mode_sec(&results
->modes
[m
], start
, end
);
1850 static void nl80211_set_vht_mode(struct hostapd_hw_modes
*mode
, int start
,
1851 int end
, int max_bw
)
1855 for (c
= 0; c
< mode
->num_channels
; c
++) {
1856 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
1857 if (chan
->freq
- 10 >= start
&& chan
->freq
+ 70 <= end
)
1858 chan
->flag
|= HOSTAPD_CHAN_VHT_10_70
;
1860 if (chan
->freq
- 30 >= start
&& chan
->freq
+ 50 <= end
)
1861 chan
->flag
|= HOSTAPD_CHAN_VHT_30_50
;
1863 if (chan
->freq
- 50 >= start
&& chan
->freq
+ 30 <= end
)
1864 chan
->flag
|= HOSTAPD_CHAN_VHT_50_30
;
1866 if (chan
->freq
- 70 >= start
&& chan
->freq
+ 10 <= end
)
1867 chan
->flag
|= HOSTAPD_CHAN_VHT_70_10
;
1869 if (max_bw
>= 160) {
1870 if (chan
->freq
- 10 >= start
&& chan
->freq
+ 150 <= end
)
1871 chan
->flag
|= HOSTAPD_CHAN_VHT_10_150
;
1873 if (chan
->freq
- 30 >= start
&& chan
->freq
+ 130 <= end
)
1874 chan
->flag
|= HOSTAPD_CHAN_VHT_30_130
;
1876 if (chan
->freq
- 50 >= start
&& chan
->freq
+ 110 <= end
)
1877 chan
->flag
|= HOSTAPD_CHAN_VHT_50_110
;
1879 if (chan
->freq
- 70 >= start
&& chan
->freq
+ 90 <= end
)
1880 chan
->flag
|= HOSTAPD_CHAN_VHT_70_90
;
1882 if (chan
->freq
- 90 >= start
&& chan
->freq
+ 70 <= end
)
1883 chan
->flag
|= HOSTAPD_CHAN_VHT_90_70
;
1885 if (chan
->freq
- 110 >= start
&& chan
->freq
+ 50 <= end
)
1886 chan
->flag
|= HOSTAPD_CHAN_VHT_110_50
;
1888 if (chan
->freq
- 130 >= start
&& chan
->freq
+ 30 <= end
)
1889 chan
->flag
|= HOSTAPD_CHAN_VHT_130_30
;
1891 if (chan
->freq
- 150 >= start
&& chan
->freq
+ 10 <= end
)
1892 chan
->flag
|= HOSTAPD_CHAN_VHT_150_10
;
1898 static void nl80211_reg_rule_vht(struct nlattr
*tb
[],
1899 struct phy_info_arg
*results
)
1901 u32 start
, end
, max_bw
;
1904 if (tb
[NL80211_ATTR_FREQ_RANGE_START
] == NULL
||
1905 tb
[NL80211_ATTR_FREQ_RANGE_END
] == NULL
||
1906 tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
] == NULL
)
1909 start
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_START
]) / 1000;
1910 end
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_END
]) / 1000;
1911 max_bw
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
]) / 1000;
1916 for (m
= 0; m
< *results
->num_modes
; m
++) {
1917 if (!(results
->modes
[m
].ht_capab
&
1918 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
1920 /* TODO: use a real VHT support indication */
1921 if (!results
->modes
[m
].vht_capab
)
1924 nl80211_set_vht_mode(&results
->modes
[m
], start
, end
, max_bw
);
1929 static void nl80211_set_dfs_domain(enum nl80211_dfs_regions region
,
1932 if (region
== NL80211_DFS_FCC
)
1933 *dfs_domain
= HOSTAPD_DFS_REGION_FCC
;
1934 else if (region
== NL80211_DFS_ETSI
)
1935 *dfs_domain
= HOSTAPD_DFS_REGION_ETSI
;
1936 else if (region
== NL80211_DFS_JP
)
1937 *dfs_domain
= HOSTAPD_DFS_REGION_JP
;
1943 static const char * dfs_domain_name(enum nl80211_dfs_regions region
)
1946 case NL80211_DFS_UNSET
:
1948 case NL80211_DFS_FCC
:
1950 case NL80211_DFS_ETSI
:
1952 case NL80211_DFS_JP
:
1955 return "DFS-invalid";
1960 static int nl80211_get_reg(struct nl_msg
*msg
, void *arg
)
1962 struct phy_info_arg
*results
= arg
;
1963 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
1964 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1965 struct nlattr
*nl_rule
;
1966 struct nlattr
*tb_rule
[NL80211_FREQUENCY_ATTR_MAX
+ 1];
1968 static struct nla_policy reg_policy
[NL80211_FREQUENCY_ATTR_MAX
+ 1] = {
1969 [NL80211_ATTR_REG_RULE_FLAGS
] = { .type
= NLA_U32
},
1970 [NL80211_ATTR_FREQ_RANGE_START
] = { .type
= NLA_U32
},
1971 [NL80211_ATTR_FREQ_RANGE_END
] = { .type
= NLA_U32
},
1972 [NL80211_ATTR_FREQ_RANGE_MAX_BW
] = { .type
= NLA_U32
},
1973 [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN
] = { .type
= NLA_U32
},
1974 [NL80211_ATTR_POWER_RULE_MAX_EIRP
] = { .type
= NLA_U32
},
1977 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1978 genlmsg_attrlen(gnlh
, 0), NULL
);
1979 if (!tb_msg
[NL80211_ATTR_REG_ALPHA2
] ||
1980 !tb_msg
[NL80211_ATTR_REG_RULES
]) {
1981 wpa_printf(MSG_DEBUG
, "nl80211: No regulatory information "
1986 if (tb_msg
[NL80211_ATTR_DFS_REGION
]) {
1987 enum nl80211_dfs_regions dfs_domain
;
1988 dfs_domain
= nla_get_u8(tb_msg
[NL80211_ATTR_DFS_REGION
]);
1989 nl80211_set_dfs_domain(dfs_domain
, &results
->dfs_domain
);
1990 wpa_printf(MSG_DEBUG
, "nl80211: Regulatory information - country=%s (%s)",
1991 (char *) nla_data(tb_msg
[NL80211_ATTR_REG_ALPHA2
]),
1992 dfs_domain_name(dfs_domain
));
1994 wpa_printf(MSG_DEBUG
, "nl80211: Regulatory information - country=%s",
1995 (char *) nla_data(tb_msg
[NL80211_ATTR_REG_ALPHA2
]));
1998 nla_for_each_nested(nl_rule
, tb_msg
[NL80211_ATTR_REG_RULES
], rem_rule
)
2000 u32 start
, end
, max_eirp
= 0, max_bw
= 0, flags
= 0;
2001 nla_parse(tb_rule
, NL80211_FREQUENCY_ATTR_MAX
,
2002 nla_data(nl_rule
), nla_len(nl_rule
), reg_policy
);
2003 if (tb_rule
[NL80211_ATTR_FREQ_RANGE_START
] == NULL
||
2004 tb_rule
[NL80211_ATTR_FREQ_RANGE_END
] == NULL
)
2006 start
= nla_get_u32(tb_rule
[NL80211_ATTR_FREQ_RANGE_START
]) / 1000;
2007 end
= nla_get_u32(tb_rule
[NL80211_ATTR_FREQ_RANGE_END
]) / 1000;
2008 if (tb_rule
[NL80211_ATTR_POWER_RULE_MAX_EIRP
])
2009 max_eirp
= nla_get_u32(tb_rule
[NL80211_ATTR_POWER_RULE_MAX_EIRP
]) / 100;
2010 if (tb_rule
[NL80211_ATTR_FREQ_RANGE_MAX_BW
])
2011 max_bw
= nla_get_u32(tb_rule
[NL80211_ATTR_FREQ_RANGE_MAX_BW
]) / 1000;
2012 if (tb_rule
[NL80211_ATTR_REG_RULE_FLAGS
])
2013 flags
= nla_get_u32(tb_rule
[NL80211_ATTR_REG_RULE_FLAGS
]);
2015 wpa_printf(MSG_DEBUG
, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s",
2016 start
, end
, max_bw
, max_eirp
,
2017 flags
& NL80211_RRF_NO_OFDM
? " (no OFDM)" : "",
2018 flags
& NL80211_RRF_NO_CCK
? " (no CCK)" : "",
2019 flags
& NL80211_RRF_NO_INDOOR
? " (no indoor)" : "",
2020 flags
& NL80211_RRF_NO_OUTDOOR
? " (no outdoor)" :
2022 flags
& NL80211_RRF_DFS
? " (DFS)" : "",
2023 flags
& NL80211_RRF_PTP_ONLY
? " (PTP only)" : "",
2024 flags
& NL80211_RRF_PTMP_ONLY
? " (PTMP only)" : "",
2025 flags
& NL80211_RRF_NO_IR
? " (no IR)" : "");
2027 nl80211_reg_rule_ht40(start
, end
, results
);
2028 if (tb_rule
[NL80211_ATTR_POWER_RULE_MAX_EIRP
])
2029 nl80211_reg_rule_max_eirp(start
, end
, max_eirp
,
2033 nla_for_each_nested(nl_rule
, tb_msg
[NL80211_ATTR_REG_RULES
], rem_rule
)
2035 nla_parse(tb_rule
, NL80211_FREQUENCY_ATTR_MAX
,
2036 nla_data(nl_rule
), nla_len(nl_rule
), reg_policy
);
2037 nl80211_reg_rule_sec(tb_rule
, results
);
2040 nla_for_each_nested(nl_rule
, tb_msg
[NL80211_ATTR_REG_RULES
], rem_rule
)
2042 nla_parse(tb_rule
, NL80211_FREQUENCY_ATTR_MAX
,
2043 nla_data(nl_rule
), nla_len(nl_rule
), reg_policy
);
2044 nl80211_reg_rule_vht(tb_rule
, results
);
2051 static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data
*drv
,
2052 struct phy_info_arg
*results
)
2056 msg
= nlmsg_alloc();
2060 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
);
2061 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY
) {
2062 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY
, drv
->wiphy_idx
)) {
2068 return send_and_recv_msgs(drv
, msg
, nl80211_get_reg
, results
);
2072 static const char * modestr(enum hostapd_hw_mode mode
)
2075 case HOSTAPD_MODE_IEEE80211B
:
2077 case HOSTAPD_MODE_IEEE80211G
:
2079 case HOSTAPD_MODE_IEEE80211A
:
2081 case HOSTAPD_MODE_IEEE80211AD
:
2089 static void nl80211_dump_chan_list(struct hostapd_hw_modes
*modes
,
2097 for (i
= 0; i
< num_modes
; i
++) {
2098 struct hostapd_hw_modes
*mode
= &modes
[i
];
2101 char *end
= pos
+ sizeof(str
);
2104 for (j
= 0; j
< mode
->num_channels
; j
++) {
2105 struct hostapd_channel_data
*chan
= &mode
->channels
[j
];
2107 res
= os_snprintf(pos
, end
- pos
, " %d%s%s%s",
2109 (chan
->flag
& HOSTAPD_CHAN_DISABLED
) ?
2111 (chan
->flag
& HOSTAPD_CHAN_NO_IR
) ?
2113 (chan
->flag
& HOSTAPD_CHAN_RADAR
) ?
2115 if (os_snprintf_error(end
- pos
, res
))
2121 wpa_printf(MSG_DEBUG
, "nl80211: Mode IEEE %s:%s",
2122 modestr(mode
->mode
), str
);
2127 struct hostapd_hw_modes
*
2128 nl80211_get_hw_feature_data(void *priv
, u16
*num_modes
, u16
*flags
,
2132 struct i802_bss
*bss
= priv
;
2133 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2136 struct phy_info_arg result
= {
2137 .num_modes
= num_modes
,
2148 feat
= get_nl80211_protocol_features(drv
);
2149 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
)
2150 nl_flags
= NLM_F_DUMP
;
2151 if (!(msg
= nl80211_cmd_msg(bss
, nl_flags
, NL80211_CMD_GET_WIPHY
)) ||
2152 nla_put_flag(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
)) {
2157 if (send_and_recv_msgs(drv
, msg
, phy_info_handler
, &result
) == 0) {
2158 struct hostapd_hw_modes
*modes
;
2160 nl80211_set_regulatory_flags(drv
, &result
);
2161 if (result
.failed
) {
2164 for (i
= 0; result
.modes
&& i
< *num_modes
; i
++) {
2165 os_free(result
.modes
[i
].channels
);
2166 os_free(result
.modes
[i
].rates
);
2168 os_free(result
.modes
);
2173 *dfs_domain
= result
.dfs_domain
;
2175 modes
= wpa_driver_nl80211_postprocess_modes(result
.modes
,
2177 nl80211_dump_chan_list(modes
, *num_modes
);