1 // SPDX-License-Identifier: GPL-2.0-only
3 * NXP Wireless LAN device driver: CFG80211
5 * Copyright 2011-2020 NXP
13 static char *reg_alpha2;
14 module_param(reg_alpha2, charp, 0);
16 static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = {
18 .max = MWIFIEX_MAX_BSS_NUM,
19 .types = BIT(NL80211_IFTYPE_STATION) |
20 BIT(NL80211_IFTYPE_P2P_GO) |
21 BIT(NL80211_IFTYPE_P2P_CLIENT) |
22 BIT(NL80211_IFTYPE_AP),
26 static const struct ieee80211_iface_combination
27 mwifiex_iface_comb_ap_sta = {
28 .limits = mwifiex_ap_sta_limits,
29 .num_different_channels = 1,
30 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
31 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
32 .beacon_int_infra_match = true,
33 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
34 BIT(NL80211_CHAN_WIDTH_20) |
35 BIT(NL80211_CHAN_WIDTH_40),
38 static const struct ieee80211_iface_combination
39 mwifiex_iface_comb_ap_sta_vht = {
40 .limits = mwifiex_ap_sta_limits,
41 .num_different_channels = 1,
42 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
43 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
44 .beacon_int_infra_match = true,
45 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
46 BIT(NL80211_CHAN_WIDTH_20) |
47 BIT(NL80211_CHAN_WIDTH_40) |
48 BIT(NL80211_CHAN_WIDTH_80),
52 ieee80211_iface_combination mwifiex_iface_comb_ap_sta_drcs = {
53 .limits = mwifiex_ap_sta_limits,
54 .num_different_channels = 2,
55 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
56 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
57 .beacon_int_infra_match = true,
61 * This function maps the nl802.11 channel type into driver channel type.
63 * The mapping is as follows -
64 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
65 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
66 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
67 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
68 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
70 u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
73 case NL80211_CHAN_NO_HT:
74 case NL80211_CHAN_HT20:
75 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
76 case NL80211_CHAN_HT40PLUS:
77 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
78 case NL80211_CHAN_HT40MINUS:
79 return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
81 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
85 /* This function maps IEEE HT secondary channel type to NL80211 channel type
87 u8 mwifiex_get_chan_type(struct mwifiex_private *priv)
89 struct mwifiex_channel_band channel_band;
92 ret = mwifiex_get_chan_info(priv, &channel_band);
95 switch (channel_band.band_config.chan_width) {
97 if (IS_11N_ENABLED(priv))
98 return NL80211_CHAN_HT20;
100 return NL80211_CHAN_NO_HT;
102 if (channel_band.band_config.chan2_offset ==
104 return NL80211_CHAN_HT40PLUS;
106 return NL80211_CHAN_HT40MINUS;
108 return NL80211_CHAN_HT20;
112 return NL80211_CHAN_HT20;
116 * This function checks whether WEP is set.
119 mwifiex_is_alg_wep(u32 cipher)
122 case WLAN_CIPHER_SUITE_WEP40:
123 case WLAN_CIPHER_SUITE_WEP104:
133 * This function retrieves the private structure from kernel wiphy structure.
135 static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy)
137 return (void *) (*(unsigned long *) wiphy_priv(wiphy));
141 * CFG802.11 operation handler to delete a network key.
144 mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
145 int link_id, u8 key_index, bool pairwise,
148 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
149 static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
150 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
152 if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) {
153 mwifiex_dbg(priv->adapter, ERROR, "deleting the crypto keys\n");
157 mwifiex_dbg(priv->adapter, INFO, "info: crypto keys deleted\n");
162 * This function forms an skb for management frame.
165 mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
167 u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
169 u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
171 pkt_len = len + ETH_ALEN;
173 skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN +
174 MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
175 memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
177 memcpy(skb_push(skb, sizeof(tx_control)),
178 &tx_control, sizeof(tx_control));
180 memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
182 /* Add packet data and address4 */
183 skb_put_data(skb, buf, sizeof(struct ieee80211_hdr_3addr));
184 skb_put_data(skb, addr, ETH_ALEN);
185 skb_put_data(skb, buf + sizeof(struct ieee80211_hdr_3addr),
186 len - sizeof(struct ieee80211_hdr_3addr));
188 skb->priority = LOW_PRIO_TID;
189 __net_timestamp(skb);
195 * CFG802.11 operation handler to transmit a management frame.
198 mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
199 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
201 const u8 *buf = params->buf;
202 size_t len = params->len;
205 const struct ieee80211_mgmt *mgmt;
206 struct mwifiex_txinfo *tx_info;
207 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
210 mwifiex_dbg(priv->adapter, ERROR, "invalid buffer and length\n");
214 mgmt = (const struct ieee80211_mgmt *)buf;
215 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA &&
216 ieee80211_is_probe_resp(mgmt->frame_control)) {
217 /* Since we support offload probe resp, we need to skip probe
218 * resp in AP or GO mode */
219 mwifiex_dbg(priv->adapter, INFO,
220 "info: skip to send probe resp in AP or GO mode\n");
224 pkt_len = len + ETH_ALEN;
225 skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN +
226 MWIFIEX_MGMT_FRAME_HEADER_SIZE +
227 pkt_len + sizeof(pkt_len));
230 mwifiex_dbg(priv->adapter, ERROR,
231 "allocate skb failed for management frame\n");
235 tx_info = MWIFIEX_SKB_TXCB(skb);
236 memset(tx_info, 0, sizeof(*tx_info));
237 tx_info->bss_num = priv->bss_num;
238 tx_info->bss_type = priv->bss_type;
239 tx_info->pkt_len = pkt_len;
241 mwifiex_form_mgmt_frame(skb, buf, len);
242 *cookie = prandom_u32() | 1;
244 if (ieee80211_is_action(mgmt->frame_control))
245 skb = mwifiex_clone_skb_for_tx_status(priv,
247 MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie);
249 cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
252 mwifiex_queue_tx_pkt(priv, skb);
254 mwifiex_dbg(priv->adapter, INFO, "info: management frame transmitted\n");
259 * CFG802.11 operation handler to register a mgmt frame.
262 mwifiex_cfg80211_update_mgmt_frame_registrations(struct wiphy *wiphy,
263 struct wireless_dev *wdev,
264 struct mgmt_frame_regs *upd)
266 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
267 u32 mask = upd->interface_stypes;
269 if (mask != priv->mgmt_frame_mask) {
270 priv->mgmt_frame_mask = mask;
271 mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
272 HostCmd_ACT_GEN_SET, 0,
273 &priv->mgmt_frame_mask, false);
274 mwifiex_dbg(priv->adapter, INFO, "info: mgmt frame registered\n");
279 * CFG802.11 operation handler to remain on channel.
282 mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
283 struct wireless_dev *wdev,
284 struct ieee80211_channel *chan,
285 unsigned int duration, u64 *cookie)
287 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
290 if (!chan || !cookie) {
291 mwifiex_dbg(priv->adapter, ERROR, "Invalid parameter for ROC\n");
295 if (priv->roc_cfg.cookie) {
296 mwifiex_dbg(priv->adapter, INFO,
297 "info: ongoing ROC, cookie = 0x%llx\n",
298 priv->roc_cfg.cookie);
302 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
306 *cookie = prandom_u32() | 1;
307 priv->roc_cfg.cookie = *cookie;
308 priv->roc_cfg.chan = *chan;
310 cfg80211_ready_on_channel(wdev, *cookie, chan,
311 duration, GFP_ATOMIC);
313 mwifiex_dbg(priv->adapter, INFO,
314 "info: ROC, cookie = 0x%llx\n", *cookie);
321 * CFG802.11 operation handler to cancel remain on channel.
324 mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
325 struct wireless_dev *wdev, u64 cookie)
327 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
330 if (cookie != priv->roc_cfg.cookie)
333 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
334 &priv->roc_cfg.chan, 0);
337 cfg80211_remain_on_channel_expired(wdev, cookie,
341 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
343 mwifiex_dbg(priv->adapter, INFO,
344 "info: cancel ROC, cookie = 0x%llx\n", cookie);
351 * CFG802.11 operation handler to set Tx power.
354 mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
355 struct wireless_dev *wdev,
356 enum nl80211_tx_power_setting type,
359 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
360 struct mwifiex_private *priv;
361 struct mwifiex_power_cfg power_cfg;
362 int dbm = MBM_TO_DBM(mbm);
365 case NL80211_TX_POWER_FIXED:
366 power_cfg.is_power_auto = 0;
367 power_cfg.is_power_fixed = 1;
368 power_cfg.power_level = dbm;
370 case NL80211_TX_POWER_LIMITED:
371 power_cfg.is_power_auto = 0;
372 power_cfg.is_power_fixed = 0;
373 power_cfg.power_level = dbm;
375 case NL80211_TX_POWER_AUTOMATIC:
376 power_cfg.is_power_auto = 1;
380 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
382 return mwifiex_set_tx_power(priv, &power_cfg);
386 * CFG802.11 operation handler to get Tx power.
389 mwifiex_cfg80211_get_tx_power(struct wiphy *wiphy,
390 struct wireless_dev *wdev,
393 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
394 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
395 MWIFIEX_BSS_ROLE_ANY);
396 int ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,
397 HostCmd_ACT_GEN_GET, 0, NULL, true);
402 /* tx_power_level is set in HostCmd_CMD_RF_TX_PWR command handler */
403 *dbm = priv->tx_power_level;
409 * CFG802.11 operation handler to set Power Save option.
411 * The timeout value, if provided, is currently ignored.
414 mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
415 struct net_device *dev,
416 bool enabled, int timeout)
418 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
422 mwifiex_dbg(priv->adapter, INFO,
423 "info: ignore timeout value for IEEE Power Save\n");
427 return mwifiex_drv_set_power(priv, &ps_mode);
431 * CFG802.11 operation handler to set the default network key.
434 mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
435 int link_id, u8 key_index, bool unicast,
438 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
440 /* Return if WEP key not configured */
441 if (!priv->sec_info.wep_enabled)
444 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
445 priv->wep_key_curr_index = key_index;
446 } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index,
448 mwifiex_dbg(priv->adapter, ERROR, "set default Tx key index\n");
456 * CFG802.11 operation handler to add a network key.
459 mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
460 int link_id, u8 key_index, bool pairwise,
461 const u8 *mac_addr, struct key_params *params)
463 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
464 struct mwifiex_wep_key *wep_key;
465 static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
466 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
468 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
469 (params->cipher == WLAN_CIPHER_SUITE_WEP40 ||
470 params->cipher == WLAN_CIPHER_SUITE_WEP104)) {
471 if (params->key && params->key_len) {
472 wep_key = &priv->wep_key[key_index];
473 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
474 memcpy(wep_key->key_material, params->key,
476 wep_key->key_index = key_index;
477 wep_key->key_length = params->key_len;
478 priv->sec_info.wep_enabled = 1;
483 if (mwifiex_set_encode(priv, params, params->key, params->key_len,
484 key_index, peer_mac, 0)) {
485 mwifiex_dbg(priv->adapter, ERROR, "crypto keys added\n");
493 * CFG802.11 operation handler to set default mgmt key.
496 mwifiex_cfg80211_set_default_mgmt_key(struct wiphy *wiphy,
497 struct net_device *netdev,
501 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
502 struct mwifiex_ds_encrypt_key encrypt_key;
504 wiphy_dbg(wiphy, "set default mgmt key, key index=%d\n", key_index);
506 memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key));
507 encrypt_key.key_len = WLAN_KEY_LEN_CCMP;
508 encrypt_key.key_index = key_index;
509 encrypt_key.is_igtk_def_key = true;
510 eth_broadcast_addr(encrypt_key.mac_addr);
512 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
513 HostCmd_ACT_GEN_SET, true, &encrypt_key, true)) {
514 mwifiex_dbg(priv->adapter, ERROR,
515 "Sending KEY_MATERIAL command failed\n");
523 * This function sends domain information to the firmware.
525 * The following information are passed to the firmware -
527 * - Sub bands (first channel, number of channels, maximum Tx power)
529 int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
531 u8 no_of_triplet = 0;
532 struct ieee80211_country_ie_triplet *t;
533 u8 no_of_parsed_chan = 0;
534 u8 first_chan = 0, next_chan = 0, max_pwr = 0;
536 enum nl80211_band band;
537 struct ieee80211_supported_band *sband;
538 struct ieee80211_channel *ch;
539 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
540 struct mwifiex_private *priv;
541 struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
543 /* Set country code */
544 domain_info->country_code[0] = adapter->country_code[0];
545 domain_info->country_code[1] = adapter->country_code[1];
546 domain_info->country_code[2] = ' ';
548 band = mwifiex_band_to_radio_type(adapter->config_bands);
549 if (!wiphy->bands[band]) {
550 mwifiex_dbg(adapter, ERROR,
551 "11D: setting domain info in FW\n");
555 sband = wiphy->bands[band];
557 for (i = 0; i < sband->n_channels ; i++) {
558 ch = &sband->channels[i];
559 if (ch->flags & IEEE80211_CHAN_DISABLED)
564 first_chan = (u32) ch->hw_value;
565 next_chan = first_chan;
566 max_pwr = ch->max_power;
567 no_of_parsed_chan = 1;
571 if (ch->hw_value == next_chan + 1 &&
572 ch->max_power == max_pwr) {
576 t = &domain_info->triplet[no_of_triplet];
577 t->chans.first_channel = first_chan;
578 t->chans.num_channels = no_of_parsed_chan;
579 t->chans.max_power = max_pwr;
581 first_chan = (u32) ch->hw_value;
582 next_chan = first_chan;
583 max_pwr = ch->max_power;
584 no_of_parsed_chan = 1;
589 t = &domain_info->triplet[no_of_triplet];
590 t->chans.first_channel = first_chan;
591 t->chans.num_channels = no_of_parsed_chan;
592 t->chans.max_power = max_pwr;
596 domain_info->no_of_triplet = no_of_triplet;
598 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
600 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
601 HostCmd_ACT_GEN_SET, 0, NULL, false)) {
602 mwifiex_dbg(adapter, INFO,
603 "11D: setting domain info in FW\n");
610 static void mwifiex_reg_apply_radar_flags(struct wiphy *wiphy)
612 struct ieee80211_supported_band *sband;
613 struct ieee80211_channel *chan;
616 if (!wiphy->bands[NL80211_BAND_5GHZ])
618 sband = wiphy->bands[NL80211_BAND_5GHZ];
620 for (i = 0; i < sband->n_channels; i++) {
621 chan = &sband->channels[i];
622 if ((!(chan->flags & IEEE80211_CHAN_DISABLED)) &&
623 (chan->flags & IEEE80211_CHAN_RADAR))
624 chan->flags |= IEEE80211_CHAN_NO_IR;
629 * CFG802.11 regulatory domain callback function.
631 * This function is called when the regulatory domain is changed due to the
632 * following reasons -
634 * - Set by system core
636 * - Set bt Country IE
638 static void mwifiex_reg_notifier(struct wiphy *wiphy,
639 struct regulatory_request *request)
641 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
642 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
643 MWIFIEX_BSS_ROLE_ANY);
644 mwifiex_dbg(adapter, INFO,
645 "info: cfg80211 regulatory domain callback for %c%c\n",
646 request->alpha2[0], request->alpha2[1]);
647 mwifiex_reg_apply_radar_flags(wiphy);
649 switch (request->initiator) {
650 case NL80211_REGDOM_SET_BY_DRIVER:
651 case NL80211_REGDOM_SET_BY_CORE:
652 case NL80211_REGDOM_SET_BY_USER:
653 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
656 mwifiex_dbg(adapter, ERROR,
657 "unknown regdom initiator: %d\n",
662 /* Don't send world or same regdom info to firmware */
663 if (strncmp(request->alpha2, "00", 2) &&
664 strncmp(request->alpha2, adapter->country_code,
665 sizeof(request->alpha2))) {
666 memcpy(adapter->country_code, request->alpha2,
667 sizeof(request->alpha2));
668 mwifiex_send_domain_info_cmd_fw(wiphy);
669 mwifiex_dnld_txpwr_table(priv);
674 * This function sets the fragmentation threshold.
676 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
677 * and MWIFIEX_FRAG_MAX_VALUE.
680 mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
682 if (frag_thr < MWIFIEX_FRAG_MIN_VALUE ||
683 frag_thr > MWIFIEX_FRAG_MAX_VALUE)
684 frag_thr = MWIFIEX_FRAG_MAX_VALUE;
686 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
687 HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
692 * This function sets the RTS threshold.
694 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
695 * and MWIFIEX_RTS_MAX_VALUE.
698 mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
700 if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
701 rts_thr = MWIFIEX_RTS_MAX_VALUE;
703 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
704 HostCmd_ACT_GEN_SET, RTS_THRESH_I,
709 * CFG802.11 operation handler to set wiphy parameters.
711 * This function can be used to set the RTS threshold and the
712 * Fragmentation threshold of the driver.
715 mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
717 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
718 struct mwifiex_private *priv;
719 struct mwifiex_uap_bss_param *bss_cfg;
722 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
724 switch (priv->bss_role) {
725 case MWIFIEX_BSS_ROLE_UAP:
726 if (priv->bss_started) {
727 mwifiex_dbg(adapter, ERROR,
728 "cannot change wiphy params when bss started");
732 bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL);
736 mwifiex_set_sys_config_invalid_data(bss_cfg);
738 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
739 bss_cfg->rts_threshold = wiphy->rts_threshold;
740 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
741 bss_cfg->frag_threshold = wiphy->frag_threshold;
742 if (changed & WIPHY_PARAM_RETRY_LONG)
743 bss_cfg->retry_limit = wiphy->retry_long;
745 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG,
747 UAP_BSS_PARAMS_I, bss_cfg,
752 mwifiex_dbg(adapter, ERROR,
753 "Failed to set wiphy phy params\n");
758 case MWIFIEX_BSS_ROLE_STA:
759 if (priv->media_connected) {
760 mwifiex_dbg(adapter, ERROR,
761 "cannot change wiphy params when connected");
764 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
765 ret = mwifiex_set_rts(priv,
766 wiphy->rts_threshold);
770 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
771 ret = mwifiex_set_frag(priv,
772 wiphy->frag_threshold);
783 mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv)
785 u16 mode = P2P_MODE_DISABLE;
787 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
788 HostCmd_ACT_GEN_SET, 0, &mode, true))
795 * This function initializes the functionalities for P2P client.
796 * The P2P client initialization sequence is:
797 * disable -> device -> client
800 mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv)
804 if (mwifiex_cfg80211_deinit_p2p(priv))
807 mode = P2P_MODE_DEVICE;
808 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
809 HostCmd_ACT_GEN_SET, 0, &mode, true))
812 mode = P2P_MODE_CLIENT;
813 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
814 HostCmd_ACT_GEN_SET, 0, &mode, true))
821 * This function initializes the functionalities for P2P GO.
822 * The P2P GO initialization sequence is:
823 * disable -> device -> GO
826 mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv)
830 if (mwifiex_cfg80211_deinit_p2p(priv))
833 mode = P2P_MODE_DEVICE;
834 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
835 HostCmd_ACT_GEN_SET, 0, &mode, true))
839 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
840 HostCmd_ACT_GEN_SET, 0, &mode, true))
846 static int mwifiex_deinit_priv_params(struct mwifiex_private *priv)
848 struct mwifiex_adapter *adapter = priv->adapter;
851 priv->mgmt_frame_mask = 0;
852 if (mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
853 HostCmd_ACT_GEN_SET, 0,
854 &priv->mgmt_frame_mask, false)) {
855 mwifiex_dbg(adapter, ERROR,
856 "could not unregister mgmt frame rx\n");
860 mwifiex_deauthenticate(priv, NULL);
862 spin_lock_irqsave(&adapter->main_proc_lock, flags);
863 adapter->main_locked = true;
864 if (adapter->mwifiex_processing) {
865 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
866 flush_workqueue(adapter->workqueue);
868 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
871 spin_lock_bh(&adapter->rx_proc_lock);
872 adapter->rx_locked = true;
873 if (adapter->rx_processing) {
874 spin_unlock_bh(&adapter->rx_proc_lock);
875 flush_workqueue(adapter->rx_workqueue);
877 spin_unlock_bh(&adapter->rx_proc_lock);
880 mwifiex_free_priv(priv);
881 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
882 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
883 priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
889 mwifiex_init_new_priv_params(struct mwifiex_private *priv,
890 struct net_device *dev,
891 enum nl80211_iftype type)
893 struct mwifiex_adapter *adapter = priv->adapter;
896 mwifiex_init_priv(priv);
898 priv->bss_mode = type;
899 priv->wdev.iftype = type;
901 mwifiex_init_priv_params(priv, priv->netdev);
902 priv->bss_started = 0;
905 case NL80211_IFTYPE_STATION:
906 case NL80211_IFTYPE_ADHOC:
907 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
908 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
910 case NL80211_IFTYPE_P2P_CLIENT:
911 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
912 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
914 case NL80211_IFTYPE_P2P_GO:
915 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
916 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
918 case NL80211_IFTYPE_AP:
919 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
920 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
923 mwifiex_dbg(adapter, ERROR,
924 "%s: changing to %d not supported\n",
929 spin_lock_irqsave(&adapter->main_proc_lock, flags);
930 adapter->main_locked = false;
931 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
933 spin_lock_bh(&adapter->rx_proc_lock);
934 adapter->rx_locked = false;
935 spin_unlock_bh(&adapter->rx_proc_lock);
937 mwifiex_set_mac_address(priv, dev, false, NULL);
943 is_vif_type_change_allowed(struct mwifiex_adapter *adapter,
944 enum nl80211_iftype old_iftype,
945 enum nl80211_iftype new_iftype)
947 switch (old_iftype) {
948 case NL80211_IFTYPE_ADHOC:
949 switch (new_iftype) {
950 case NL80211_IFTYPE_STATION:
952 case NL80211_IFTYPE_P2P_CLIENT:
953 case NL80211_IFTYPE_P2P_GO:
954 return adapter->curr_iface_comb.p2p_intf !=
955 adapter->iface_limit.p2p_intf;
956 case NL80211_IFTYPE_AP:
957 return adapter->curr_iface_comb.uap_intf !=
958 adapter->iface_limit.uap_intf;
963 case NL80211_IFTYPE_STATION:
964 switch (new_iftype) {
965 case NL80211_IFTYPE_ADHOC:
967 case NL80211_IFTYPE_P2P_CLIENT:
968 case NL80211_IFTYPE_P2P_GO:
969 return adapter->curr_iface_comb.p2p_intf !=
970 adapter->iface_limit.p2p_intf;
971 case NL80211_IFTYPE_AP:
972 return adapter->curr_iface_comb.uap_intf !=
973 adapter->iface_limit.uap_intf;
978 case NL80211_IFTYPE_AP:
979 switch (new_iftype) {
980 case NL80211_IFTYPE_ADHOC:
981 case NL80211_IFTYPE_STATION:
982 return adapter->curr_iface_comb.sta_intf !=
983 adapter->iface_limit.sta_intf;
984 case NL80211_IFTYPE_P2P_CLIENT:
985 case NL80211_IFTYPE_P2P_GO:
986 return adapter->curr_iface_comb.p2p_intf !=
987 adapter->iface_limit.p2p_intf;
992 case NL80211_IFTYPE_P2P_CLIENT:
993 switch (new_iftype) {
994 case NL80211_IFTYPE_ADHOC:
995 case NL80211_IFTYPE_STATION:
997 case NL80211_IFTYPE_P2P_GO:
999 case NL80211_IFTYPE_AP:
1000 return adapter->curr_iface_comb.uap_intf !=
1001 adapter->iface_limit.uap_intf;
1006 case NL80211_IFTYPE_P2P_GO:
1007 switch (new_iftype) {
1008 case NL80211_IFTYPE_ADHOC:
1009 case NL80211_IFTYPE_STATION:
1011 case NL80211_IFTYPE_P2P_CLIENT:
1013 case NL80211_IFTYPE_AP:
1014 return adapter->curr_iface_comb.uap_intf !=
1015 adapter->iface_limit.uap_intf;
1028 update_vif_type_counter(struct mwifiex_adapter *adapter,
1029 enum nl80211_iftype iftype,
1033 case NL80211_IFTYPE_UNSPECIFIED:
1034 case NL80211_IFTYPE_ADHOC:
1035 case NL80211_IFTYPE_STATION:
1036 adapter->curr_iface_comb.sta_intf += change;
1038 case NL80211_IFTYPE_AP:
1039 adapter->curr_iface_comb.uap_intf += change;
1041 case NL80211_IFTYPE_P2P_CLIENT:
1042 case NL80211_IFTYPE_P2P_GO:
1043 adapter->curr_iface_comb.p2p_intf += change;
1046 mwifiex_dbg(adapter, ERROR,
1047 "%s: Unsupported iftype passed: %d\n",
1054 mwifiex_change_vif_to_p2p(struct net_device *dev,
1055 enum nl80211_iftype curr_iftype,
1056 enum nl80211_iftype type,
1057 struct vif_params *params)
1059 struct mwifiex_private *priv;
1060 struct mwifiex_adapter *adapter;
1062 priv = mwifiex_netdev_get_priv(dev);
1067 adapter = priv->adapter;
1069 mwifiex_dbg(adapter, INFO,
1070 "%s: changing role to p2p\n", dev->name);
1072 if (mwifiex_deinit_priv_params(priv))
1074 if (mwifiex_init_new_priv_params(priv, dev, type))
1077 update_vif_type_counter(adapter, curr_iftype, -1);
1078 update_vif_type_counter(adapter, type, +1);
1079 dev->ieee80211_ptr->iftype = type;
1082 case NL80211_IFTYPE_P2P_CLIENT:
1083 if (mwifiex_cfg80211_init_p2p_client(priv))
1086 case NL80211_IFTYPE_P2P_GO:
1087 if (mwifiex_cfg80211_init_p2p_go(priv))
1091 mwifiex_dbg(adapter, ERROR,
1092 "%s: changing to %d not supported\n",
1097 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1098 HostCmd_ACT_GEN_SET, 0, NULL, true))
1101 if (mwifiex_sta_init_cmd(priv, false, false))
1108 mwifiex_change_vif_to_sta_adhoc(struct net_device *dev,
1109 enum nl80211_iftype curr_iftype,
1110 enum nl80211_iftype type,
1111 struct vif_params *params)
1113 struct mwifiex_private *priv;
1114 struct mwifiex_adapter *adapter;
1116 priv = mwifiex_netdev_get_priv(dev);
1121 adapter = priv->adapter;
1123 if (type == NL80211_IFTYPE_STATION)
1124 mwifiex_dbg(adapter, INFO,
1125 "%s: changing role to station\n", dev->name);
1127 mwifiex_dbg(adapter, INFO,
1128 "%s: changing role to adhoc\n", dev->name);
1130 if (mwifiex_deinit_priv_params(priv))
1132 if (mwifiex_init_new_priv_params(priv, dev, type))
1135 update_vif_type_counter(adapter, curr_iftype, -1);
1136 update_vif_type_counter(adapter, type, +1);
1137 dev->ieee80211_ptr->iftype = type;
1139 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1140 HostCmd_ACT_GEN_SET, 0, NULL, true))
1142 if (mwifiex_sta_init_cmd(priv, false, false))
1149 mwifiex_change_vif_to_ap(struct net_device *dev,
1150 enum nl80211_iftype curr_iftype,
1151 enum nl80211_iftype type,
1152 struct vif_params *params)
1154 struct mwifiex_private *priv;
1155 struct mwifiex_adapter *adapter;
1157 priv = mwifiex_netdev_get_priv(dev);
1162 adapter = priv->adapter;
1164 mwifiex_dbg(adapter, INFO,
1165 "%s: changing role to AP\n", dev->name);
1167 if (mwifiex_deinit_priv_params(priv))
1169 if (mwifiex_init_new_priv_params(priv, dev, type))
1172 update_vif_type_counter(adapter, curr_iftype, -1);
1173 update_vif_type_counter(adapter, type, +1);
1174 dev->ieee80211_ptr->iftype = type;
1176 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1177 HostCmd_ACT_GEN_SET, 0, NULL, true))
1179 if (mwifiex_sta_init_cmd(priv, false, false))
1185 * CFG802.11 operation handler to change interface type.
1188 mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
1189 struct net_device *dev,
1190 enum nl80211_iftype type,
1191 struct vif_params *params)
1193 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1194 enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype;
1196 if (priv->scan_request) {
1197 mwifiex_dbg(priv->adapter, ERROR,
1198 "change virtual interface: scan in process\n");
1202 if (type == NL80211_IFTYPE_UNSPECIFIED) {
1203 mwifiex_dbg(priv->adapter, INFO,
1204 "%s: no new type specified, keeping old type %d\n",
1205 dev->name, curr_iftype);
1209 if (curr_iftype == type) {
1210 mwifiex_dbg(priv->adapter, INFO,
1211 "%s: interface already is of type %d\n",
1212 dev->name, curr_iftype);
1216 if (!is_vif_type_change_allowed(priv->adapter, curr_iftype, type)) {
1217 mwifiex_dbg(priv->adapter, ERROR,
1218 "%s: change from type %d to %d is not allowed\n",
1219 dev->name, curr_iftype, type);
1223 switch (curr_iftype) {
1224 case NL80211_IFTYPE_ADHOC:
1226 case NL80211_IFTYPE_STATION:
1227 priv->bss_mode = type;
1228 priv->sec_info.authentication_mode =
1229 NL80211_AUTHTYPE_OPEN_SYSTEM;
1230 dev->ieee80211_ptr->iftype = type;
1231 mwifiex_deauthenticate(priv, NULL);
1232 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1233 HostCmd_ACT_GEN_SET, 0, NULL,
1235 case NL80211_IFTYPE_P2P_CLIENT:
1236 case NL80211_IFTYPE_P2P_GO:
1237 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1239 case NL80211_IFTYPE_AP:
1240 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1246 case NL80211_IFTYPE_STATION:
1248 case NL80211_IFTYPE_ADHOC:
1249 priv->bss_mode = type;
1250 priv->sec_info.authentication_mode =
1251 NL80211_AUTHTYPE_OPEN_SYSTEM;
1252 dev->ieee80211_ptr->iftype = type;
1253 mwifiex_deauthenticate(priv, NULL);
1254 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1255 HostCmd_ACT_GEN_SET, 0, NULL,
1257 case NL80211_IFTYPE_P2P_CLIENT:
1258 case NL80211_IFTYPE_P2P_GO:
1259 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1261 case NL80211_IFTYPE_AP:
1262 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1268 case NL80211_IFTYPE_AP:
1270 case NL80211_IFTYPE_ADHOC:
1271 case NL80211_IFTYPE_STATION:
1272 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1275 case NL80211_IFTYPE_P2P_CLIENT:
1276 case NL80211_IFTYPE_P2P_GO:
1277 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1283 case NL80211_IFTYPE_P2P_CLIENT:
1284 if (mwifiex_cfg80211_deinit_p2p(priv))
1288 case NL80211_IFTYPE_ADHOC:
1289 case NL80211_IFTYPE_STATION:
1290 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1292 case NL80211_IFTYPE_P2P_GO:
1293 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1295 case NL80211_IFTYPE_AP:
1296 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1302 case NL80211_IFTYPE_P2P_GO:
1303 if (mwifiex_cfg80211_deinit_p2p(priv))
1307 case NL80211_IFTYPE_ADHOC:
1308 case NL80211_IFTYPE_STATION:
1309 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1311 case NL80211_IFTYPE_P2P_CLIENT:
1312 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1314 case NL80211_IFTYPE_AP:
1315 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1329 mwifiex_dbg(priv->adapter, ERROR,
1330 "unsupported interface type transition: %d to %d\n",
1336 mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 rateinfo, u8 htinfo,
1337 struct rate_info *rate)
1339 struct mwifiex_adapter *adapter = priv->adapter;
1341 if (adapter->is_hw_11ac_capable) {
1342 /* bit[1-0]: 00=LG 01=HT 10=VHT */
1343 if (htinfo & BIT(0)) {
1345 rate->mcs = rateinfo;
1346 rate->flags |= RATE_INFO_FLAGS_MCS;
1348 if (htinfo & BIT(1)) {
1350 rate->mcs = rateinfo & 0x0F;
1351 rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
1354 if (htinfo & (BIT(1) | BIT(0))) {
1356 switch (htinfo & (BIT(3) | BIT(2))) {
1358 rate->bw = RATE_INFO_BW_20;
1361 rate->bw = RATE_INFO_BW_40;
1364 rate->bw = RATE_INFO_BW_80;
1366 case (BIT(3) | BIT(2)):
1367 rate->bw = RATE_INFO_BW_160;
1371 if (htinfo & BIT(4))
1372 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1374 if ((rateinfo >> 4) == 1)
1381 * Bit 0 in htinfo indicates that current rate is 11n. Valid
1382 * MCS index values for us are 0 to 15.
1384 if ((htinfo & BIT(0)) && (rateinfo < 16)) {
1385 rate->mcs = rateinfo;
1386 rate->flags |= RATE_INFO_FLAGS_MCS;
1387 rate->bw = RATE_INFO_BW_20;
1388 if (htinfo & BIT(1))
1389 rate->bw = RATE_INFO_BW_40;
1390 if (htinfo & BIT(2))
1391 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1395 /* Decode legacy rates for non-HT. */
1396 if (!(htinfo & (BIT(0) | BIT(1)))) {
1397 /* Bitrates in multiples of 100kb/s. */
1398 static const int legacy_rates[] = {
1403 [4] = 60, /* MWIFIEX_RATE_INDEX_OFDM0 */
1413 if (rateinfo < ARRAY_SIZE(legacy_rates))
1414 rate->legacy = legacy_rates[rateinfo];
1419 * This function dumps the station information on a buffer.
1421 * The following information are shown -
1422 * - Total bytes transmitted
1423 * - Total bytes received
1424 * - Total packets transmitted
1425 * - Total packets received
1426 * - Signal quality level
1427 * - Transmission rate
1430 mwifiex_dump_station_info(struct mwifiex_private *priv,
1431 struct mwifiex_sta_node *node,
1432 struct station_info *sinfo)
1436 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
1437 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
1438 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
1439 BIT_ULL(NL80211_STA_INFO_SIGNAL) | BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG);
1441 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1445 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME) |
1446 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
1447 sinfo->inactive_time =
1448 jiffies_to_msecs(jiffies - node->stats.last_rx);
1450 sinfo->signal = node->stats.rssi;
1451 sinfo->signal_avg = node->stats.rssi;
1452 sinfo->rx_bytes = node->stats.rx_bytes;
1453 sinfo->tx_bytes = node->stats.tx_bytes;
1454 sinfo->rx_packets = node->stats.rx_packets;
1455 sinfo->tx_packets = node->stats.tx_packets;
1456 sinfo->tx_failed = node->stats.tx_failed;
1458 mwifiex_parse_htinfo(priv, priv->tx_rate,
1459 node->stats.last_tx_htinfo,
1461 sinfo->txrate.legacy = node->stats.last_tx_rate * 5;
1466 /* Get signal information from the firmware */
1467 if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
1468 HostCmd_ACT_GEN_GET, 0, NULL, true)) {
1469 mwifiex_dbg(priv->adapter, ERROR,
1470 "failed to get signal information\n");
1474 if (mwifiex_drv_get_data_rate(priv, &rate)) {
1475 mwifiex_dbg(priv->adapter, ERROR,
1476 "getting data rate error\n");
1480 /* Get DTIM period information from firmware */
1481 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
1482 HostCmd_ACT_GEN_GET, DTIM_PERIOD_I,
1483 &priv->dtim_period, true);
1485 mwifiex_parse_htinfo(priv, priv->tx_rate, priv->tx_htinfo,
1488 sinfo->signal_avg = priv->bcn_rssi_avg;
1489 sinfo->rx_bytes = priv->stats.rx_bytes;
1490 sinfo->tx_bytes = priv->stats.tx_bytes;
1491 sinfo->rx_packets = priv->stats.rx_packets;
1492 sinfo->tx_packets = priv->stats.tx_packets;
1493 sinfo->signal = priv->bcn_rssi_avg;
1494 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
1495 sinfo->txrate.legacy = rate * 5;
1497 sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE);
1498 mwifiex_parse_htinfo(priv, priv->rxpd_rate, priv->rxpd_htinfo,
1501 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
1502 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BSS_PARAM);
1503 sinfo->bss_param.flags = 0;
1504 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1505 WLAN_CAPABILITY_SHORT_PREAMBLE)
1506 sinfo->bss_param.flags |=
1507 BSS_PARAM_FLAGS_SHORT_PREAMBLE;
1508 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1509 WLAN_CAPABILITY_SHORT_SLOT_TIME)
1510 sinfo->bss_param.flags |=
1511 BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
1512 sinfo->bss_param.dtim_period = priv->dtim_period;
1513 sinfo->bss_param.beacon_interval =
1514 priv->curr_bss_params.bss_descriptor.beacon_period;
1521 * CFG802.11 operation handler to get station information.
1523 * This function only works in connected mode, and dumps the
1524 * requested station information, if available.
1527 mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
1528 const u8 *mac, struct station_info *sinfo)
1530 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1532 if (!priv->media_connected)
1534 if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
1537 return mwifiex_dump_station_info(priv, NULL, sinfo);
1541 * CFG802.11 operation handler to dump station information.
1544 mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
1545 int idx, u8 *mac, struct station_info *sinfo)
1547 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1548 struct mwifiex_sta_node *node;
1551 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1552 priv->media_connected && idx == 0) {
1553 ether_addr_copy(mac, priv->cfg_bssid);
1554 return mwifiex_dump_station_info(priv, NULL, sinfo);
1555 } else if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1556 mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST,
1557 HostCmd_ACT_GEN_GET, 0, NULL, true);
1560 list_for_each_entry(node, &priv->sta_list, list) {
1563 ether_addr_copy(mac, node->mac_addr);
1564 return mwifiex_dump_station_info(priv, node, sinfo);
1572 mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
1573 int idx, struct survey_info *survey)
1575 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1576 struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats;
1577 enum nl80211_band band;
1579 mwifiex_dbg(priv->adapter, DUMP, "dump_survey idx=%d\n", idx);
1581 memset(survey, 0, sizeof(struct survey_info));
1583 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1584 priv->media_connected && idx == 0) {
1585 u8 curr_bss_band = priv->curr_bss_params.band;
1586 u32 chan = priv->curr_bss_params.bss_descriptor.channel;
1588 band = mwifiex_band_to_radio_type(curr_bss_band);
1589 survey->channel = ieee80211_get_channel(wiphy,
1590 ieee80211_channel_to_frequency(chan, band));
1592 if (priv->bcn_nf_last) {
1593 survey->filled = SURVEY_INFO_NOISE_DBM;
1594 survey->noise = priv->bcn_nf_last;
1599 if (idx >= priv->adapter->num_in_chan_stats)
1602 if (!pchan_stats[idx].cca_scan_dur)
1605 band = pchan_stats[idx].bandcfg;
1606 survey->channel = ieee80211_get_channel(wiphy,
1607 ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band));
1608 survey->filled = SURVEY_INFO_NOISE_DBM |
1610 SURVEY_INFO_TIME_BUSY;
1611 survey->noise = pchan_stats[idx].noise;
1612 survey->time = pchan_stats[idx].cca_scan_dur;
1613 survey->time_busy = pchan_stats[idx].cca_busy_dur;
1618 /* Supported rates to be advertised to the cfg80211 */
1619 static struct ieee80211_rate mwifiex_rates[] = {
1620 {.bitrate = 10, .hw_value = 2, },
1621 {.bitrate = 20, .hw_value = 4, },
1622 {.bitrate = 55, .hw_value = 11, },
1623 {.bitrate = 110, .hw_value = 22, },
1624 {.bitrate = 60, .hw_value = 12, },
1625 {.bitrate = 90, .hw_value = 18, },
1626 {.bitrate = 120, .hw_value = 24, },
1627 {.bitrate = 180, .hw_value = 36, },
1628 {.bitrate = 240, .hw_value = 48, },
1629 {.bitrate = 360, .hw_value = 72, },
1630 {.bitrate = 480, .hw_value = 96, },
1631 {.bitrate = 540, .hw_value = 108, },
1634 /* Channel definitions to be advertised to cfg80211 */
1635 static struct ieee80211_channel mwifiex_channels_2ghz[] = {
1636 {.center_freq = 2412, .hw_value = 1, },
1637 {.center_freq = 2417, .hw_value = 2, },
1638 {.center_freq = 2422, .hw_value = 3, },
1639 {.center_freq = 2427, .hw_value = 4, },
1640 {.center_freq = 2432, .hw_value = 5, },
1641 {.center_freq = 2437, .hw_value = 6, },
1642 {.center_freq = 2442, .hw_value = 7, },
1643 {.center_freq = 2447, .hw_value = 8, },
1644 {.center_freq = 2452, .hw_value = 9, },
1645 {.center_freq = 2457, .hw_value = 10, },
1646 {.center_freq = 2462, .hw_value = 11, },
1647 {.center_freq = 2467, .hw_value = 12, },
1648 {.center_freq = 2472, .hw_value = 13, },
1649 {.center_freq = 2484, .hw_value = 14, },
1652 static struct ieee80211_supported_band mwifiex_band_2ghz = {
1653 .channels = mwifiex_channels_2ghz,
1654 .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
1655 .bitrates = mwifiex_rates,
1656 .n_bitrates = ARRAY_SIZE(mwifiex_rates),
1659 static struct ieee80211_channel mwifiex_channels_5ghz[] = {
1660 {.center_freq = 5040, .hw_value = 8, },
1661 {.center_freq = 5060, .hw_value = 12, },
1662 {.center_freq = 5080, .hw_value = 16, },
1663 {.center_freq = 5170, .hw_value = 34, },
1664 {.center_freq = 5190, .hw_value = 38, },
1665 {.center_freq = 5210, .hw_value = 42, },
1666 {.center_freq = 5230, .hw_value = 46, },
1667 {.center_freq = 5180, .hw_value = 36, },
1668 {.center_freq = 5200, .hw_value = 40, },
1669 {.center_freq = 5220, .hw_value = 44, },
1670 {.center_freq = 5240, .hw_value = 48, },
1671 {.center_freq = 5260, .hw_value = 52, },
1672 {.center_freq = 5280, .hw_value = 56, },
1673 {.center_freq = 5300, .hw_value = 60, },
1674 {.center_freq = 5320, .hw_value = 64, },
1675 {.center_freq = 5500, .hw_value = 100, },
1676 {.center_freq = 5520, .hw_value = 104, },
1677 {.center_freq = 5540, .hw_value = 108, },
1678 {.center_freq = 5560, .hw_value = 112, },
1679 {.center_freq = 5580, .hw_value = 116, },
1680 {.center_freq = 5600, .hw_value = 120, },
1681 {.center_freq = 5620, .hw_value = 124, },
1682 {.center_freq = 5640, .hw_value = 128, },
1683 {.center_freq = 5660, .hw_value = 132, },
1684 {.center_freq = 5680, .hw_value = 136, },
1685 {.center_freq = 5700, .hw_value = 140, },
1686 {.center_freq = 5745, .hw_value = 149, },
1687 {.center_freq = 5765, .hw_value = 153, },
1688 {.center_freq = 5785, .hw_value = 157, },
1689 {.center_freq = 5805, .hw_value = 161, },
1690 {.center_freq = 5825, .hw_value = 165, },
1693 static struct ieee80211_supported_band mwifiex_band_5ghz = {
1694 .channels = mwifiex_channels_5ghz,
1695 .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz),
1696 .bitrates = mwifiex_rates + 4,
1697 .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4,
1701 /* Supported crypto cipher suits to be advertised to cfg80211 */
1702 static const u32 mwifiex_cipher_suites[] = {
1703 WLAN_CIPHER_SUITE_WEP40,
1704 WLAN_CIPHER_SUITE_WEP104,
1705 WLAN_CIPHER_SUITE_TKIP,
1706 WLAN_CIPHER_SUITE_CCMP,
1707 WLAN_CIPHER_SUITE_SMS4,
1708 WLAN_CIPHER_SUITE_AES_CMAC,
1711 /* Supported mgmt frame types to be advertised to cfg80211 */
1712 static const struct ieee80211_txrx_stypes
1713 mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = {
1714 [NL80211_IFTYPE_STATION] = {
1715 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1716 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1717 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1718 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1720 [NL80211_IFTYPE_AP] = {
1721 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1722 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1723 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1724 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1726 [NL80211_IFTYPE_P2P_CLIENT] = {
1727 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1728 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1729 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1730 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1732 [NL80211_IFTYPE_P2P_GO] = {
1733 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1734 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1735 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1736 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1741 * CFG802.11 operation handler for setting bit rates.
1743 * Function configures data rates to firmware using bitrate mask
1744 * provided by cfg80211.
1747 mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
1748 struct net_device *dev,
1749 unsigned int link_id,
1751 const struct cfg80211_bitrate_mask *mask)
1753 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1754 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
1755 enum nl80211_band band;
1756 struct mwifiex_adapter *adapter = priv->adapter;
1758 if (!priv->media_connected) {
1759 mwifiex_dbg(adapter, ERROR,
1760 "Can not set Tx data rate in disconnected state\n");
1764 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
1766 memset(bitmap_rates, 0, sizeof(bitmap_rates));
1768 /* Fill HR/DSSS rates. */
1769 if (band == NL80211_BAND_2GHZ)
1770 bitmap_rates[0] = mask->control[band].legacy & 0x000f;
1772 /* Fill OFDM rates */
1773 if (band == NL80211_BAND_2GHZ)
1774 bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
1776 bitmap_rates[1] = mask->control[band].legacy;
1778 /* Fill HT MCS rates */
1779 bitmap_rates[2] = mask->control[band].ht_mcs[0];
1780 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1781 bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8;
1783 /* Fill VHT MCS rates */
1784 if (adapter->fw_api_ver == MWIFIEX_FW_V15) {
1785 bitmap_rates[10] = mask->control[band].vht_mcs[0];
1786 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1787 bitmap_rates[11] = mask->control[band].vht_mcs[1];
1790 return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
1791 HostCmd_ACT_GEN_SET, 0, bitmap_rates, true);
1795 * CFG802.11 operation handler for connection quality monitoring.
1797 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1800 static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
1801 struct net_device *dev,
1802 s32 rssi_thold, u32 rssi_hyst)
1804 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1805 struct mwifiex_ds_misc_subsc_evt subsc_evt;
1807 priv->cqm_rssi_thold = rssi_thold;
1808 priv->cqm_rssi_hyst = rssi_hyst;
1810 memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
1811 subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
1813 /* Subscribe/unsubscribe low and high rssi events */
1814 if (rssi_thold && rssi_hyst) {
1815 subsc_evt.action = HostCmd_ACT_BITWISE_SET;
1816 subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold);
1817 subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold);
1818 subsc_evt.bcn_l_rssi_cfg.evt_freq = 1;
1819 subsc_evt.bcn_h_rssi_cfg.evt_freq = 1;
1820 return mwifiex_send_cmd(priv,
1821 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1822 0, 0, &subsc_evt, true);
1824 subsc_evt.action = HostCmd_ACT_BITWISE_CLR;
1825 return mwifiex_send_cmd(priv,
1826 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1827 0, 0, &subsc_evt, true);
1833 /* cfg80211 operation handler for change_beacon.
1834 * Function retrieves and sets modified management IEs to FW.
1836 static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy,
1837 struct net_device *dev,
1838 struct cfg80211_beacon_data *data)
1840 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1841 struct mwifiex_adapter *adapter = priv->adapter;
1843 mwifiex_cancel_scan(adapter);
1845 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) {
1846 mwifiex_dbg(priv->adapter, ERROR,
1847 "%s: bss_type mismatched\n", __func__);
1851 if (!priv->bss_started) {
1852 mwifiex_dbg(priv->adapter, ERROR,
1853 "%s: bss not started\n", __func__);
1857 if (mwifiex_set_mgmt_ies(priv, data)) {
1858 mwifiex_dbg(priv->adapter, ERROR,
1859 "%s: setting mgmt ies failed\n", __func__);
1866 /* cfg80211 operation handler for del_station.
1867 * Function deauthenticates station which value is provided in mac parameter.
1868 * If mac is NULL/broadcast, all stations in associated station list are
1869 * deauthenticated. If bss is not started or there are no stations in
1870 * associated stations list, no action is taken.
1873 mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1874 struct station_del_parameters *params)
1876 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1877 struct mwifiex_sta_node *sta_node;
1878 u8 deauth_mac[ETH_ALEN];
1880 if (!priv->bss_started && priv->wdev.cac_started) {
1881 mwifiex_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__);
1882 mwifiex_abort_cac(priv);
1885 if (list_empty(&priv->sta_list) || !priv->bss_started)
1888 if (!params->mac || is_broadcast_ether_addr(params->mac))
1891 mwifiex_dbg(priv->adapter, INFO, "%s: mac address %pM\n",
1892 __func__, params->mac);
1894 eth_zero_addr(deauth_mac);
1896 spin_lock_bh(&priv->sta_list_spinlock);
1897 sta_node = mwifiex_get_sta_entry(priv, params->mac);
1899 ether_addr_copy(deauth_mac, params->mac);
1900 spin_unlock_bh(&priv->sta_list_spinlock);
1902 if (is_valid_ether_addr(deauth_mac)) {
1903 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH,
1904 HostCmd_ACT_GEN_SET, 0,
1913 mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
1915 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1916 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1917 MWIFIEX_BSS_ROLE_ANY);
1918 struct mwifiex_ds_ant_cfg ant_cfg;
1920 if (!tx_ant || !rx_ant)
1923 if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) {
1924 /* Not a MIMO chip. User should provide specific antenna number
1925 * for Tx/Rx path or enable all antennas for diversity
1927 if (tx_ant != rx_ant)
1930 if ((tx_ant & (tx_ant - 1)) &&
1931 (tx_ant != BIT(adapter->number_of_antenna) - 1))
1934 if ((tx_ant == BIT(adapter->number_of_antenna) - 1) &&
1935 (priv->adapter->number_of_antenna > 1)) {
1936 tx_ant = RF_ANTENNA_AUTO;
1937 rx_ant = RF_ANTENNA_AUTO;
1940 struct ieee80211_sta_ht_cap *ht_info;
1942 enum nl80211_band band;
1944 if ((tx_ant == 0x1 && rx_ant == 0x1)) {
1945 adapter->user_dev_mcs_support = HT_STREAM_1X1;
1946 if (adapter->is_hw_11ac_capable)
1947 adapter->usr_dot_11ac_mcs_support =
1948 MWIFIEX_11AC_MCS_MAP_1X1;
1950 adapter->user_dev_mcs_support = HT_STREAM_2X2;
1951 if (adapter->is_hw_11ac_capable)
1952 adapter->usr_dot_11ac_mcs_support =
1953 MWIFIEX_11AC_MCS_MAP_2X2;
1956 for (band = 0; band < NUM_NL80211_BANDS; band++) {
1957 if (!adapter->wiphy->bands[band])
1960 ht_info = &adapter->wiphy->bands[band]->ht_cap;
1962 GET_RXMCSSUPP(adapter->user_dev_mcs_support);
1963 memset(&ht_info->mcs, 0, adapter->number_of_antenna);
1964 memset(&ht_info->mcs, 0xff, rx_mcs_supp);
1968 ant_cfg.tx_ant = tx_ant;
1969 ant_cfg.rx_ant = rx_ant;
1971 return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA,
1972 HostCmd_ACT_GEN_SET, 0, &ant_cfg, true);
1976 mwifiex_cfg80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
1978 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1979 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1980 MWIFIEX_BSS_ROLE_ANY);
1981 mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA,
1982 HostCmd_ACT_GEN_GET, 0, NULL, true);
1984 *tx_ant = priv->tx_ant;
1985 *rx_ant = priv->rx_ant;
1990 /* cfg80211 operation handler for stop ap.
1991 * Function stops BSS running at uAP interface.
1993 static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev,
1994 unsigned int link_id)
1996 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1998 mwifiex_abort_cac(priv);
2000 if (mwifiex_del_mgmt_ies(priv))
2001 mwifiex_dbg(priv->adapter, ERROR,
2002 "Failed to delete mgmt IEs!\n");
2004 priv->ap_11n_enabled = 0;
2005 memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg));
2007 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
2008 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
2009 mwifiex_dbg(priv->adapter, ERROR,
2010 "Failed to stop the BSS\n");
2014 if (mwifiex_send_cmd(priv, HOST_CMD_APCMD_SYS_RESET,
2015 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
2016 mwifiex_dbg(priv->adapter, ERROR,
2017 "Failed to reset BSS\n");
2021 if (netif_carrier_ok(priv->netdev))
2022 netif_carrier_off(priv->netdev);
2023 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
2028 /* cfg80211 operation handler for start_ap.
2029 * Function sets beacon period, DTIM period, SSID and security into
2030 * AP config structure.
2031 * AP is configured with these settings and BSS is started.
2033 static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
2034 struct net_device *dev,
2035 struct cfg80211_ap_settings *params)
2037 struct mwifiex_uap_bss_param *bss_cfg;
2038 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2040 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
2043 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
2047 mwifiex_set_sys_config_invalid_data(bss_cfg);
2049 if (params->beacon_interval)
2050 bss_cfg->beacon_period = params->beacon_interval;
2051 if (params->dtim_period)
2052 bss_cfg->dtim_period = params->dtim_period;
2054 if (params->ssid && params->ssid_len) {
2055 memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
2056 bss_cfg->ssid.ssid_len = params->ssid_len;
2058 if (params->inactivity_timeout > 0) {
2059 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
2060 bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout;
2061 bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout;
2064 switch (params->hidden_ssid) {
2065 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2066 bss_cfg->bcast_ssid_ctl = 1;
2068 case NL80211_HIDDEN_SSID_ZERO_LEN:
2069 bss_cfg->bcast_ssid_ctl = 0;
2071 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2072 bss_cfg->bcast_ssid_ctl = 2;
2079 mwifiex_uap_set_channel(priv, bss_cfg, params->chandef);
2080 mwifiex_set_uap_rates(bss_cfg, params);
2082 if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
2083 mwifiex_dbg(priv->adapter, ERROR,
2084 "Failed to parse security parameters!\n");
2088 mwifiex_set_ht_params(priv, bss_cfg, params);
2090 if (priv->adapter->is_hw_11ac_capable) {
2091 mwifiex_set_vht_params(priv, bss_cfg, params);
2092 mwifiex_set_vht_width(priv, params->chandef.width,
2093 priv->ap_11ac_enabled);
2096 if (priv->ap_11ac_enabled)
2097 mwifiex_set_11ac_ba_params(priv);
2099 mwifiex_set_ba_params(priv);
2101 mwifiex_set_wmm_params(priv, bss_cfg, params);
2103 if (mwifiex_is_11h_active(priv))
2104 mwifiex_set_tpc_params(priv, bss_cfg, params);
2106 if (mwifiex_is_11h_active(priv) &&
2107 !cfg80211_chandef_dfs_required(wiphy, ¶ms->chandef,
2109 mwifiex_dbg(priv->adapter, INFO,
2110 "Disable 11h extensions in FW\n");
2111 if (mwifiex_11h_activate(priv, false)) {
2112 mwifiex_dbg(priv->adapter, ERROR,
2113 "Failed to disable 11h extensions!!");
2116 priv->state_11h.is_11h_active = false;
2119 mwifiex_config_uap_11d(priv, ¶ms->beacon);
2121 if (mwifiex_config_start_uap(priv, bss_cfg)) {
2122 mwifiex_dbg(priv->adapter, ERROR,
2123 "Failed to start AP\n");
2127 if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon))
2130 if (!netif_carrier_ok(priv->netdev))
2131 netif_carrier_on(priv->netdev);
2132 mwifiex_wake_up_net_dev_queue(priv->netdev, priv->adapter);
2134 memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg));
2144 * CFG802.11 operation handler for disconnection request.
2146 * This function does not work when there is already a disconnection
2147 * procedure going on.
2150 mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
2153 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2155 if (!mwifiex_stop_bg_scan(priv))
2156 cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0);
2158 if (mwifiex_deauthenticate(priv, NULL))
2161 eth_zero_addr(priv->cfg_bssid);
2162 priv->hs2_enabled = false;
2168 * This function informs the CFG802.11 subsystem of a new IBSS.
2170 * The following information are sent to the CFG802.11 subsystem
2171 * to register the new IBSS. If we do not register the new IBSS,
2172 * a kernel panic will result.
2178 static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
2180 struct ieee80211_channel *chan;
2181 struct mwifiex_bss_info bss_info;
2182 struct cfg80211_bss *bss;
2184 u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
2185 enum nl80211_band band;
2187 if (mwifiex_get_bss_info(priv, &bss_info))
2190 ie_buf[0] = WLAN_EID_SSID;
2191 ie_buf[1] = bss_info.ssid.ssid_len;
2193 memcpy(&ie_buf[sizeof(struct ieee_types_header)],
2194 &bss_info.ssid.ssid, bss_info.ssid.ssid_len);
2195 ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
2197 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
2198 chan = ieee80211_get_channel(priv->wdev.wiphy,
2199 ieee80211_channel_to_frequency(bss_info.bss_chan,
2202 bss = cfg80211_inform_bss(priv->wdev.wiphy, chan,
2203 CFG80211_BSS_FTYPE_UNKNOWN,
2204 bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
2205 0, ie_buf, ie_len, 0, GFP_KERNEL);
2207 cfg80211_put_bss(priv->wdev.wiphy, bss);
2208 ether_addr_copy(priv->cfg_bssid, bss_info.bssid);
2215 * This function connects with a BSS.
2217 * This function handles both Infra and Ad-Hoc modes. It also performs
2218 * validity checking on the provided parameters, disconnects from the
2219 * current BSS (if any), sets up the association/scan parameters,
2220 * including security settings, and performs specific SSID scan before
2221 * trying to connect.
2223 * For Infra mode, the function returns failure if the specified SSID
2224 * is not found in scan table. However, for Ad-Hoc mode, it can create
2225 * the IBSS if it does not exist. On successful completion in either case,
2226 * the function notifies the CFG802.11 subsystem of the new BSS connection.
2229 mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len,
2230 const u8 *ssid, const u8 *bssid, int mode,
2231 struct ieee80211_channel *channel,
2232 struct cfg80211_connect_params *sme, bool privacy,
2233 struct cfg80211_bss **sel_bss)
2235 struct cfg80211_ssid req_ssid;
2236 int ret, auth_type = 0;
2237 struct cfg80211_bss *bss = NULL;
2238 u8 is_scanning_required = 0;
2240 memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
2242 req_ssid.ssid_len = ssid_len;
2243 if (ssid_len > IEEE80211_MAX_SSID_LEN) {
2244 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
2248 memcpy(req_ssid.ssid, ssid, ssid_len);
2249 if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
2250 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
2254 /* As this is new association, clear locally stored
2255 * keys and security related flags */
2256 priv->sec_info.wpa_enabled = false;
2257 priv->sec_info.wpa2_enabled = false;
2258 priv->wep_key_curr_index = 0;
2259 priv->sec_info.encryption_mode = 0;
2260 priv->sec_info.is_authtype_auto = 0;
2261 ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
2263 if (mode == NL80211_IFTYPE_ADHOC) {
2266 /* set ibss coalescing_status */
2267 ret = mwifiex_send_cmd(
2269 HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
2270 HostCmd_ACT_GEN_SET, 0, &enable, true);
2274 /* "privacy" is set only for ad-hoc mode */
2277 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
2278 * the firmware can find a matching network from the
2279 * scan. The cfg80211 does not give us the encryption
2280 * mode at this stage so just setting it to WEP here.
2282 priv->sec_info.encryption_mode =
2283 WLAN_CIPHER_SUITE_WEP104;
2284 priv->sec_info.authentication_mode =
2285 NL80211_AUTHTYPE_OPEN_SYSTEM;
2291 /* Now handle infra mode. "sme" is valid for infra mode only */
2292 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) {
2293 auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
2294 priv->sec_info.is_authtype_auto = 1;
2296 auth_type = sme->auth_type;
2299 if (sme->crypto.n_ciphers_pairwise) {
2300 priv->sec_info.encryption_mode =
2301 sme->crypto.ciphers_pairwise[0];
2302 priv->sec_info.authentication_mode = auth_type;
2305 if (sme->crypto.cipher_group) {
2306 priv->sec_info.encryption_mode = sme->crypto.cipher_group;
2307 priv->sec_info.authentication_mode = auth_type;
2310 ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
2313 if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) {
2314 mwifiex_dbg(priv->adapter, INFO,
2315 "info: setting wep encryption\t"
2316 "with key len %d\n", sme->key_len);
2317 priv->wep_key_curr_index = sme->key_idx;
2318 ret = mwifiex_set_encode(priv, NULL, sme->key,
2319 sme->key_len, sme->key_idx,
2325 * Scan entries are valid for some time (15 sec). So we can save one
2326 * active scan time if we just try cfg80211_get_bss first. If it fails
2327 * then request scan and cfg80211_get_bss() again for final output.
2330 if (is_scanning_required) {
2331 /* Do specific SSID scanning */
2332 if (mwifiex_request_scan(priv, &req_ssid)) {
2333 mwifiex_dbg(priv->adapter, ERROR, "scan error\n");
2338 /* Find the BSS we want using available scan results */
2339 if (mode == NL80211_IFTYPE_ADHOC)
2340 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
2341 bssid, ssid, ssid_len,
2342 IEEE80211_BSS_TYPE_IBSS,
2343 IEEE80211_PRIVACY_ANY);
2345 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
2346 bssid, ssid, ssid_len,
2347 IEEE80211_BSS_TYPE_ESS,
2348 IEEE80211_PRIVACY_ANY);
2351 if (is_scanning_required) {
2352 mwifiex_dbg(priv->adapter, MSG,
2353 "assoc: requested bss not found in scan results\n");
2356 is_scanning_required = 1;
2358 mwifiex_dbg(priv->adapter, MSG,
2359 "info: trying to associate to bssid %pM\n",
2361 memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN);
2367 cfg80211_ref_bss(priv->adapter->wiphy, bss);
2369 ret = mwifiex_bss_start(priv, bss, &req_ssid);
2373 if (mode == NL80211_IFTYPE_ADHOC) {
2374 /* Inform the BSS information to kernel, otherwise
2375 * kernel will give a panic after successful assoc */
2376 if (mwifiex_cfg80211_inform_ibss_bss(priv)) {
2382 /* Pass the selected BSS entry to caller. */
2390 cfg80211_put_bss(priv->adapter->wiphy, bss);
2395 * CFG802.11 operation handler for association request.
2397 * This function does not work when the current mode is set to Ad-Hoc, or
2398 * when there is already an association procedure going on. The given BSS
2399 * information is used to associate.
2402 mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
2403 struct cfg80211_connect_params *sme)
2405 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2406 struct mwifiex_adapter *adapter = priv->adapter;
2407 struct cfg80211_bss *bss = NULL;
2410 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) {
2411 mwifiex_dbg(adapter, ERROR,
2412 "%s: reject infra assoc request in non-STA role\n",
2417 if (priv->wdev.connected) {
2418 mwifiex_dbg(adapter, ERROR,
2419 "%s: already connected\n", dev->name);
2423 if (priv->scan_block)
2424 priv->scan_block = false;
2426 if (test_bit(MWIFIEX_SURPRISE_REMOVED, &adapter->work_flags) ||
2427 test_bit(MWIFIEX_IS_CMD_TIMEDOUT, &adapter->work_flags)) {
2428 mwifiex_dbg(adapter, ERROR,
2429 "%s: Ignore connection.\t"
2430 "Card removed or FW in bad state\n",
2435 mwifiex_dbg(adapter, INFO,
2436 "info: Trying to associate to bssid %pM\n", sme->bssid);
2438 if (!mwifiex_stop_bg_scan(priv))
2439 cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0);
2441 ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid,
2442 priv->bss_mode, sme->channel, sme, 0,
2445 cfg80211_connect_bss(priv->netdev, priv->cfg_bssid, bss, NULL,
2446 0, NULL, 0, WLAN_STATUS_SUCCESS,
2447 GFP_KERNEL, NL80211_TIMEOUT_UNSPECIFIED);
2448 mwifiex_dbg(priv->adapter, MSG,
2449 "info: associated to bssid %pM successfully\n",
2451 if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) &&
2452 priv->adapter->auto_tdls &&
2453 priv->bss_type == MWIFIEX_BSS_TYPE_STA)
2454 mwifiex_setup_auto_tdls_timer(priv);
2456 mwifiex_dbg(priv->adapter, ERROR,
2457 "info: association to bssid %pM failed\n",
2459 eth_zero_addr(priv->cfg_bssid);
2462 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2463 NULL, 0, NULL, 0, ret,
2466 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2468 WLAN_STATUS_UNSPECIFIED_FAILURE,
2476 * This function sets following parameters for ibss network.
2480 * - secondary channel offset
2482 static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
2483 struct cfg80211_ibss_params *params)
2485 struct mwifiex_adapter *adapter = priv->adapter;
2487 u8 config_bands = 0;
2489 if (params->chandef.chan->band == NL80211_BAND_2GHZ) {
2490 if (!params->basic_rates) {
2491 config_bands = BAND_B | BAND_G;
2493 for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
2495 * Rates below 6 Mbps in the table are CCK
2496 * rates; 802.11b and from 6 they are OFDM;
2499 if (mwifiex_rates[i].bitrate == 60) {
2505 if (params->basic_rates < index) {
2506 config_bands = BAND_B;
2508 config_bands = BAND_G;
2509 if (params->basic_rates % index)
2510 config_bands |= BAND_B;
2514 if (cfg80211_get_chandef_type(¶ms->chandef) !=
2516 config_bands |= BAND_G | BAND_GN;
2518 if (cfg80211_get_chandef_type(¶ms->chandef) ==
2520 config_bands = BAND_A;
2522 config_bands = BAND_AN | BAND_A;
2525 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
2526 adapter->config_bands = config_bands;
2527 adapter->adhoc_start_band = config_bands;
2529 if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
2530 adapter->adhoc_11n_enabled = true;
2532 adapter->adhoc_11n_enabled = false;
2535 adapter->sec_chan_offset =
2536 mwifiex_chan_type_to_sec_chan_offset(
2537 cfg80211_get_chandef_type(¶ms->chandef));
2538 priv->adhoc_channel = ieee80211_frequency_to_channel(
2539 params->chandef.chan->center_freq);
2541 mwifiex_dbg(adapter, INFO,
2542 "info: set ibss band %d, chan %d, chan offset %d\n",
2543 config_bands, priv->adhoc_channel,
2544 adapter->sec_chan_offset);
2550 * CFG802.11 operation handler to join an IBSS.
2552 * This function does not work in any mode other than Ad-Hoc, or if
2553 * a join operation is already in progress.
2556 mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2557 struct cfg80211_ibss_params *params)
2559 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2562 if (priv->bss_mode != NL80211_IFTYPE_ADHOC) {
2563 mwifiex_dbg(priv->adapter, ERROR,
2564 "request to join ibss received\t"
2565 "when station is not in ibss mode\n");
2569 mwifiex_dbg(priv->adapter, MSG, "info: trying to join to bssid %pM\n",
2572 mwifiex_set_ibss_params(priv, params);
2574 ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
2575 params->bssid, priv->bss_mode,
2576 params->chandef.chan, NULL,
2577 params->privacy, NULL);
2580 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid,
2581 params->chandef.chan, GFP_KERNEL);
2582 mwifiex_dbg(priv->adapter, MSG,
2583 "info: joined/created adhoc network with bssid\t"
2584 "%pM successfully\n", priv->cfg_bssid);
2586 mwifiex_dbg(priv->adapter, ERROR,
2587 "info: failed creating/joining adhoc network\n");
2594 * CFG802.11 operation handler to leave an IBSS.
2596 * This function does not work if a leave operation is
2597 * already in progress.
2600 mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2602 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2604 mwifiex_dbg(priv->adapter, MSG, "info: disconnecting from essid %pM\n",
2606 if (mwifiex_deauthenticate(priv, NULL))
2609 eth_zero_addr(priv->cfg_bssid);
2615 * CFG802.11 operation handler for scan request.
2617 * This function issues a scan request to the firmware based upon
2618 * the user specified scan configuration. On successful completion,
2619 * it also informs the results.
2622 mwifiex_cfg80211_scan(struct wiphy *wiphy,
2623 struct cfg80211_scan_request *request)
2625 struct net_device *dev = request->wdev->netdev;
2626 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2628 struct ieee80211_channel *chan;
2629 struct ieee_types_header *ie;
2630 struct mwifiex_user_scan_cfg *user_scan_cfg;
2631 u8 mac_addr[ETH_ALEN];
2633 mwifiex_dbg(priv->adapter, CMD,
2634 "info: received scan request on %s\n", dev->name);
2636 /* Block scan request if scan operation or scan cleanup when interface
2637 * is disabled is in process
2639 if (priv->scan_request || priv->scan_aborting) {
2640 mwifiex_dbg(priv->adapter, WARN,
2641 "cmd: Scan already in process..\n");
2645 if (!priv->wdev.connected && priv->scan_block)
2646 priv->scan_block = false;
2648 if (!mwifiex_stop_bg_scan(priv))
2649 cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0);
2651 user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL);
2655 priv->scan_request = request;
2657 if (request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
2658 get_random_mask_addr(mac_addr, request->mac_addr,
2659 request->mac_addr_mask);
2660 ether_addr_copy(request->mac_addr, mac_addr);
2661 ether_addr_copy(user_scan_cfg->random_mac, mac_addr);
2664 user_scan_cfg->num_ssids = request->n_ssids;
2665 user_scan_cfg->ssid_list = request->ssids;
2667 if (request->ie && request->ie_len) {
2669 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2670 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2672 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN;
2673 ie = (struct ieee_types_header *)(request->ie + offset);
2674 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2675 offset += sizeof(*ie) + ie->len;
2677 if (offset >= request->ie_len)
2682 for (i = 0; i < min_t(u32, request->n_channels,
2683 MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
2684 chan = request->channels[i];
2685 user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
2686 user_scan_cfg->chan_list[i].radio_type = chan->band;
2688 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
2689 user_scan_cfg->chan_list[i].scan_type =
2690 MWIFIEX_SCAN_TYPE_PASSIVE;
2692 user_scan_cfg->chan_list[i].scan_type =
2693 MWIFIEX_SCAN_TYPE_ACTIVE;
2695 user_scan_cfg->chan_list[i].scan_time = 0;
2698 if (priv->adapter->scan_chan_gap_enabled &&
2699 mwifiex_is_any_intf_active(priv))
2700 user_scan_cfg->scan_chan_gap =
2701 priv->adapter->scan_chan_gap_time;
2703 ret = mwifiex_scan_networks(priv, user_scan_cfg);
2704 kfree(user_scan_cfg);
2706 mwifiex_dbg(priv->adapter, ERROR,
2707 "scan failed: %d\n", ret);
2708 priv->scan_aborting = false;
2709 priv->scan_request = NULL;
2713 if (request->ie && request->ie_len) {
2714 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2715 if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) {
2716 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR;
2717 memset(&priv->vs_ie[i].ie, 0,
2718 MWIFIEX_MAX_VSIE_LEN);
2725 /* CFG802.11 operation handler for sched_scan_start.
2727 * This function issues a bgscan config request to the firmware based upon
2728 * the user specified sched_scan configuration. On successful completion,
2729 * firmware will generate BGSCAN_REPORT event, driver should issue bgscan
2730 * query command to get sched_scan results from firmware.
2733 mwifiex_cfg80211_sched_scan_start(struct wiphy *wiphy,
2734 struct net_device *dev,
2735 struct cfg80211_sched_scan_request *request)
2737 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2739 struct ieee80211_channel *chan;
2740 struct mwifiex_bg_scan_cfg *bgscan_cfg;
2741 struct ieee_types_header *ie;
2743 if (!request || (!request->n_ssids && !request->n_match_sets)) {
2744 wiphy_err(wiphy, "%s : Invalid Sched_scan parameters",
2749 wiphy_info(wiphy, "sched_scan start : n_ssids=%d n_match_sets=%d ",
2750 request->n_ssids, request->n_match_sets);
2751 wiphy_info(wiphy, "n_channels=%d interval=%d ie_len=%d\n",
2752 request->n_channels, request->scan_plans->interval,
2753 (int)request->ie_len);
2755 bgscan_cfg = kzalloc(sizeof(*bgscan_cfg), GFP_KERNEL);
2759 if (priv->scan_request || priv->scan_aborting)
2760 bgscan_cfg->start_later = true;
2762 bgscan_cfg->num_ssids = request->n_match_sets;
2763 bgscan_cfg->ssid_list = request->match_sets;
2765 if (request->ie && request->ie_len) {
2767 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2768 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2770 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_BGSCAN;
2771 ie = (struct ieee_types_header *)(request->ie + offset);
2772 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2773 offset += sizeof(*ie) + ie->len;
2775 if (offset >= request->ie_len)
2780 for (i = 0; i < min_t(u32, request->n_channels,
2781 MWIFIEX_BG_SCAN_CHAN_MAX); i++) {
2782 chan = request->channels[i];
2783 bgscan_cfg->chan_list[i].chan_number = chan->hw_value;
2784 bgscan_cfg->chan_list[i].radio_type = chan->band;
2786 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
2787 bgscan_cfg->chan_list[i].scan_type =
2788 MWIFIEX_SCAN_TYPE_PASSIVE;
2790 bgscan_cfg->chan_list[i].scan_type =
2791 MWIFIEX_SCAN_TYPE_ACTIVE;
2793 bgscan_cfg->chan_list[i].scan_time = 0;
2796 bgscan_cfg->chan_per_scan = min_t(u32, request->n_channels,
2797 MWIFIEX_BG_SCAN_CHAN_MAX);
2799 /* Use at least 15 second for per scan cycle */
2800 bgscan_cfg->scan_interval = (request->scan_plans->interval >
2801 MWIFIEX_BGSCAN_INTERVAL) ?
2802 request->scan_plans->interval :
2803 MWIFIEX_BGSCAN_INTERVAL;
2805 bgscan_cfg->repeat_count = MWIFIEX_BGSCAN_REPEAT_COUNT;
2806 bgscan_cfg->report_condition = MWIFIEX_BGSCAN_SSID_MATCH |
2807 MWIFIEX_BGSCAN_WAIT_ALL_CHAN_DONE;
2808 bgscan_cfg->bss_type = MWIFIEX_BSS_MODE_INFRA;
2809 bgscan_cfg->action = MWIFIEX_BGSCAN_ACT_SET;
2810 bgscan_cfg->enable = true;
2811 if (request->min_rssi_thold != NL80211_SCAN_RSSI_THOLD_OFF) {
2812 bgscan_cfg->report_condition |= MWIFIEX_BGSCAN_SSID_RSSI_MATCH;
2813 bgscan_cfg->rssi_threshold = request->min_rssi_thold;
2816 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_CONFIG,
2817 HostCmd_ACT_GEN_SET, 0, bgscan_cfg, true)) {
2822 priv->sched_scanning = true;
2828 /* CFG802.11 operation handler for sched_scan_stop.
2830 * This function issues a bgscan config command to disable
2831 * previous bgscan configuration in the firmware
2833 static int mwifiex_cfg80211_sched_scan_stop(struct wiphy *wiphy,
2834 struct net_device *dev, u64 reqid)
2836 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2838 wiphy_info(wiphy, "sched scan stop!");
2839 mwifiex_stop_bg_scan(priv);
2844 static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
2845 struct mwifiex_private *priv)
2847 struct mwifiex_adapter *adapter = priv->adapter;
2849 vht_info->vht_supported = true;
2851 vht_info->cap = adapter->hw_dot_11ac_dev_cap;
2852 /* Update MCS support for VHT */
2853 vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
2854 adapter->hw_dot_11ac_mcs_support & 0xFFFF);
2855 vht_info->vht_mcs.rx_highest = 0;
2856 vht_info->vht_mcs.tx_mcs_map = cpu_to_le16(
2857 adapter->hw_dot_11ac_mcs_support >> 16);
2858 vht_info->vht_mcs.tx_highest = 0;
2862 * This function sets up the CFG802.11 specific HT capability fields
2863 * with default values.
2865 * The following default values are set -
2866 * - HT Supported = True
2867 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2868 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2869 * - HT Capabilities supported by firmware
2870 * - MCS information, Rx mask = 0xff
2871 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2874 mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
2875 struct mwifiex_private *priv)
2878 struct ieee80211_mcs_info mcs_set;
2879 u8 *mcs = (u8 *)&mcs_set;
2880 struct mwifiex_adapter *adapter = priv->adapter;
2882 ht_info->ht_supported = true;
2883 ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2884 ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
2886 memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
2888 /* Fill HT capability information */
2889 if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2890 ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2892 ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2894 if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap))
2895 ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
2897 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20;
2899 if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap))
2900 ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
2902 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40;
2904 if (adapter->user_dev_mcs_support == HT_STREAM_2X2)
2905 ht_info->cap |= 2 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
2907 ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
2909 if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap))
2910 ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
2912 ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
2914 if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
2915 ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
2917 ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
2919 if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
2920 ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2922 ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2924 if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
2925 ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
2927 ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
2929 ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
2930 ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
2932 rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support);
2933 /* Set MCS for 1x1/2x2 */
2934 memset(mcs, 0xff, rx_mcs_supp);
2935 /* Clear all the other values */
2936 memset(&mcs[rx_mcs_supp], 0,
2937 sizeof(struct ieee80211_mcs_info) - rx_mcs_supp);
2938 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
2939 ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2940 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2941 SETHT_MCS32(mcs_set.rx_mask);
2943 memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info));
2945 ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2949 * create a new virtual interface with the given name and name assign type
2951 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
2953 unsigned char name_assign_type,
2954 enum nl80211_iftype type,
2955 struct vif_params *params)
2957 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2958 struct mwifiex_private *priv;
2959 struct net_device *dev;
2964 return ERR_PTR(-EFAULT);
2967 case NL80211_IFTYPE_UNSPECIFIED:
2968 case NL80211_IFTYPE_STATION:
2969 case NL80211_IFTYPE_ADHOC:
2970 if (adapter->curr_iface_comb.sta_intf ==
2971 adapter->iface_limit.sta_intf) {
2972 mwifiex_dbg(adapter, ERROR,
2973 "cannot create multiple sta/adhoc ifaces\n");
2974 return ERR_PTR(-EINVAL);
2977 priv = mwifiex_get_unused_priv_by_bss_type(
2978 adapter, MWIFIEX_BSS_TYPE_STA);
2980 mwifiex_dbg(adapter, ERROR,
2981 "could not get free private struct\n");
2982 return ERR_PTR(-EFAULT);
2985 priv->wdev.wiphy = wiphy;
2986 priv->wdev.iftype = NL80211_IFTYPE_STATION;
2988 if (type == NL80211_IFTYPE_UNSPECIFIED)
2989 priv->bss_mode = NL80211_IFTYPE_STATION;
2991 priv->bss_mode = type;
2993 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
2994 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2995 priv->bss_priority = 0;
2996 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2999 case NL80211_IFTYPE_AP:
3000 if (adapter->curr_iface_comb.uap_intf ==
3001 adapter->iface_limit.uap_intf) {
3002 mwifiex_dbg(adapter, ERROR,
3003 "cannot create multiple AP ifaces\n");
3004 return ERR_PTR(-EINVAL);
3007 priv = mwifiex_get_unused_priv_by_bss_type(
3008 adapter, MWIFIEX_BSS_TYPE_UAP);
3010 mwifiex_dbg(adapter, ERROR,
3011 "could not get free private struct\n");
3012 return ERR_PTR(-EFAULT);
3015 priv->wdev.wiphy = wiphy;
3016 priv->wdev.iftype = NL80211_IFTYPE_AP;
3018 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
3019 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
3020 priv->bss_priority = 0;
3021 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
3022 priv->bss_started = 0;
3023 priv->bss_mode = type;
3026 case NL80211_IFTYPE_P2P_CLIENT:
3027 if (adapter->curr_iface_comb.p2p_intf ==
3028 adapter->iface_limit.p2p_intf) {
3029 mwifiex_dbg(adapter, ERROR,
3030 "cannot create multiple P2P ifaces\n");
3031 return ERR_PTR(-EINVAL);
3034 priv = mwifiex_get_unused_priv_by_bss_type(
3035 adapter, MWIFIEX_BSS_TYPE_P2P);
3037 mwifiex_dbg(adapter, ERROR,
3038 "could not get free private struct\n");
3039 return ERR_PTR(-EFAULT);
3042 priv->wdev.wiphy = wiphy;
3043 /* At start-up, wpa_supplicant tries to change the interface
3044 * to NL80211_IFTYPE_STATION if it is not managed mode.
3046 priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT;
3047 priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
3049 /* Setting bss_type to P2P tells firmware that this interface
3050 * is receiving P2P peers found during find phase and doing
3051 * action frame handshake.
3053 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
3055 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
3056 priv->bss_priority = 0;
3057 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
3058 priv->bss_started = 0;
3060 if (mwifiex_cfg80211_init_p2p_client(priv)) {
3061 memset(&priv->wdev, 0, sizeof(priv->wdev));
3062 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
3063 return ERR_PTR(-EFAULT);
3068 mwifiex_dbg(adapter, ERROR, "type not supported\n");
3069 return ERR_PTR(-EINVAL);
3072 dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name,
3073 name_assign_type, ether_setup,
3074 IEEE80211_NUM_ACS, 1);
3076 mwifiex_dbg(adapter, ERROR,
3077 "no memory available for netdevice\n");
3079 goto err_alloc_netdev;
3082 mwifiex_init_priv_params(priv, dev);
3086 if (!adapter->mfg_mode) {
3087 mwifiex_set_mac_address(priv, dev, false, NULL);
3089 ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
3090 HostCmd_ACT_GEN_SET, 0, NULL, true);
3092 goto err_set_bss_mode;
3094 ret = mwifiex_sta_init_cmd(priv, false, false);
3099 mwifiex_setup_ht_caps(&wiphy->bands[NL80211_BAND_2GHZ]->ht_cap, priv);
3100 if (adapter->is_hw_11ac_capable)
3101 mwifiex_setup_vht_caps(
3102 &wiphy->bands[NL80211_BAND_2GHZ]->vht_cap, priv);
3104 if (adapter->config_bands & BAND_A)
3105 mwifiex_setup_ht_caps(
3106 &wiphy->bands[NL80211_BAND_5GHZ]->ht_cap, priv);
3108 if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
3109 mwifiex_setup_vht_caps(
3110 &wiphy->bands[NL80211_BAND_5GHZ]->vht_cap, priv);
3112 dev_net_set(dev, wiphy_net(wiphy));
3113 dev->ieee80211_ptr = &priv->wdev;
3114 dev->ieee80211_ptr->iftype = priv->bss_mode;
3115 SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
3117 dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
3118 dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
3119 dev->needed_headroom = MWIFIEX_MIN_DATA_HEADER_LEN;
3120 dev->ethtool_ops = &mwifiex_ethtool_ops;
3122 mdev_priv = netdev_priv(dev);
3123 *((unsigned long *) mdev_priv) = (unsigned long) priv;
3125 SET_NETDEV_DEV(dev, adapter->dev);
3127 priv->dfs_cac_workqueue = alloc_workqueue("MWIFIEX_DFS_CAC%s",
3130 WQ_UNBOUND, 1, name);
3131 if (!priv->dfs_cac_workqueue) {
3132 mwifiex_dbg(adapter, ERROR, "cannot alloc DFS CAC queue\n");
3137 INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue);
3139 priv->dfs_chan_sw_workqueue = alloc_workqueue("MWIFIEX_DFS_CHSW%s",
3140 WQ_HIGHPRI | WQ_UNBOUND |
3141 WQ_MEM_RECLAIM, 1, name);
3142 if (!priv->dfs_chan_sw_workqueue) {
3143 mwifiex_dbg(adapter, ERROR, "cannot alloc DFS channel sw queue\n");
3145 goto err_alloc_chsw;
3148 INIT_DELAYED_WORK(&priv->dfs_chan_sw_work,
3149 mwifiex_dfs_chan_sw_work_queue);
3151 mutex_init(&priv->async_mutex);
3153 /* Register network device */
3154 if (cfg80211_register_netdevice(dev)) {
3155 mwifiex_dbg(adapter, ERROR, "cannot register network device\n");
3157 goto err_reg_netdev;
3160 mwifiex_dbg(adapter, INFO,
3161 "info: %s: Marvell 802.11 Adapter\n", dev->name);
3163 #ifdef CONFIG_DEBUG_FS
3164 mwifiex_dev_debugfs_init(priv);
3167 update_vif_type_counter(adapter, type, +1);
3172 destroy_workqueue(priv->dfs_chan_sw_workqueue);
3173 priv->dfs_chan_sw_workqueue = NULL;
3175 destroy_workqueue(priv->dfs_cac_workqueue);
3176 priv->dfs_cac_workqueue = NULL;
3179 priv->netdev = NULL;
3183 memset(&priv->wdev, 0, sizeof(priv->wdev));
3184 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
3185 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
3186 return ERR_PTR(ret);
3188 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
3191 * del_virtual_intf: remove the virtual interface determined by dev
3193 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
3195 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
3196 struct mwifiex_adapter *adapter = priv->adapter;
3197 struct sk_buff *skb, *tmp;
3199 #ifdef CONFIG_DEBUG_FS
3200 mwifiex_dev_debugfs_remove(priv);
3203 if (priv->sched_scanning)
3204 priv->sched_scanning = false;
3206 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
3208 skb_queue_walk_safe(&priv->bypass_txq, skb, tmp) {
3209 skb_unlink(skb, &priv->bypass_txq);
3210 mwifiex_write_data_complete(priv->adapter, skb, 0, -1);
3213 if (netif_carrier_ok(priv->netdev))
3214 netif_carrier_off(priv->netdev);
3216 if (wdev->netdev->reg_state == NETREG_REGISTERED)
3217 cfg80211_unregister_netdevice(wdev->netdev);
3219 if (priv->dfs_cac_workqueue) {
3220 destroy_workqueue(priv->dfs_cac_workqueue);
3221 priv->dfs_cac_workqueue = NULL;
3224 if (priv->dfs_chan_sw_workqueue) {
3225 destroy_workqueue(priv->dfs_chan_sw_workqueue);
3226 priv->dfs_chan_sw_workqueue = NULL;
3228 /* Clear the priv in adapter */
3229 priv->netdev = NULL;
3231 update_vif_type_counter(adapter, priv->bss_mode, -1);
3233 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
3235 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
3236 GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP)
3237 kfree(priv->hist_data);
3241 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
3244 mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq,
3247 int j, k, valid_byte_cnt = 0;
3248 bool dont_care_byte = false;
3250 for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
3251 for (k = 0; k < 8; k++) {
3252 if (pat->mask[j] & 1 << k) {
3253 memcpy(byte_seq + valid_byte_cnt,
3254 &pat->pattern[j * 8 + k], 1);
3260 dont_care_byte = true;
3263 /* wildcard bytes record as the offset
3264 * before the valid byte
3266 if (!valid_byte_cnt && !dont_care_byte)
3269 if (valid_byte_cnt > max_byte_seq)
3274 byte_seq[max_byte_seq] = valid_byte_cnt;
3280 static void mwifiex_set_auto_arp_mef_entry(struct mwifiex_private *priv,
3281 struct mwifiex_mef_entry *mef_entry)
3283 int i, filt_num = 0, num_ipv4 = 0;
3284 struct in_device *in_dev;
3285 struct in_ifaddr *ifa;
3286 __be32 ips[MWIFIEX_MAX_SUPPORTED_IPADDR];
3287 struct mwifiex_adapter *adapter = priv->adapter;
3289 mef_entry->mode = MEF_MODE_HOST_SLEEP;
3290 mef_entry->action = MEF_ACTION_AUTO_ARP;
3292 /* Enable ARP offload feature */
3293 memset(ips, 0, sizeof(ips));
3294 for (i = 0; i < MWIFIEX_MAX_BSS_NUM; i++) {
3295 if (adapter->priv[i]->netdev) {
3296 in_dev = __in_dev_get_rtnl(adapter->priv[i]->netdev);
3299 ifa = rtnl_dereference(in_dev->ifa_list);
3300 if (!ifa || !ifa->ifa_local)
3302 ips[i] = ifa->ifa_local;
3307 for (i = 0; i < num_ipv4; i++) {
3310 mef_entry->filter[filt_num].repeat = 1;
3311 memcpy(mef_entry->filter[filt_num].byte_seq,
3312 (u8 *)&ips[i], sizeof(ips[i]));
3313 mef_entry->filter[filt_num].
3314 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3316 mef_entry->filter[filt_num].offset = 46;
3317 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3319 mef_entry->filter[filt_num].filt_action =
3325 mef_entry->filter[filt_num].repeat = 1;
3326 mef_entry->filter[filt_num].byte_seq[0] = 0x08;
3327 mef_entry->filter[filt_num].byte_seq[1] = 0x06;
3328 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = 2;
3329 mef_entry->filter[filt_num].offset = 20;
3330 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3331 mef_entry->filter[filt_num].filt_action = TYPE_AND;
3334 static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private *priv,
3335 struct mwifiex_ds_mef_cfg *mef_cfg,
3336 struct mwifiex_mef_entry *mef_entry,
3337 struct cfg80211_wowlan *wowlan)
3339 int i, filt_num = 0, ret = 0;
3340 bool first_pat = true;
3341 u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1];
3342 static const u8 ipv4_mc_mac[] = {0x33, 0x33};
3343 static const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
3345 mef_entry->mode = MEF_MODE_HOST_SLEEP;
3346 mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
3348 for (i = 0; i < wowlan->n_patterns; i++) {
3349 memset(byte_seq, 0, sizeof(byte_seq));
3350 if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
3352 MWIFIEX_MEF_MAX_BYTESEQ)) {
3353 mwifiex_dbg(priv->adapter, ERROR,
3354 "Pattern not supported\n");
3358 if (!wowlan->patterns[i].pkt_offset) {
3359 if (!(byte_seq[0] & 0x01) &&
3360 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) {
3361 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
3363 } else if (is_broadcast_ether_addr(byte_seq)) {
3364 mef_cfg->criteria |= MWIFIEX_CRITERIA_BROADCAST;
3366 } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3367 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) ||
3368 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3369 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) {
3370 mef_cfg->criteria |= MWIFIEX_CRITERIA_MULTICAST;
3374 mef_entry->filter[filt_num].repeat = 1;
3375 mef_entry->filter[filt_num].offset =
3376 wowlan->patterns[i].pkt_offset;
3377 memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
3379 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3383 mwifiex_dbg(priv->adapter, INFO, "Wake on patterns\n");
3385 mef_entry->filter[filt_num].filt_action = TYPE_AND;
3391 if (wowlan->magic_pkt) {
3392 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
3393 mef_entry->filter[filt_num].repeat = 16;
3394 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
3396 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3398 mef_entry->filter[filt_num].offset = 28;
3399 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3401 mef_entry->filter[filt_num].filt_action = TYPE_OR;
3404 mef_entry->filter[filt_num].repeat = 16;
3405 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
3407 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3409 mef_entry->filter[filt_num].offset = 56;
3410 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3411 mef_entry->filter[filt_num].filt_action = TYPE_OR;
3412 mwifiex_dbg(priv->adapter, INFO, "Wake on magic packet\n");
3417 static int mwifiex_set_mef_filter(struct mwifiex_private *priv,
3418 struct cfg80211_wowlan *wowlan)
3420 int ret = 0, num_entries = 1;
3421 struct mwifiex_ds_mef_cfg mef_cfg;
3422 struct mwifiex_mef_entry *mef_entry;
3424 if (wowlan->n_patterns || wowlan->magic_pkt)
3427 mef_entry = kcalloc(num_entries, sizeof(*mef_entry), GFP_KERNEL);
3431 memset(&mef_cfg, 0, sizeof(mef_cfg));
3432 mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST |
3433 MWIFIEX_CRITERIA_UNICAST;
3434 mef_cfg.num_entries = num_entries;
3435 mef_cfg.mef_entry = mef_entry;
3437 mwifiex_set_auto_arp_mef_entry(priv, &mef_entry[0]);
3439 if (wowlan->n_patterns || wowlan->magic_pkt) {
3440 ret = mwifiex_set_wowlan_mef_entry(priv, &mef_cfg,
3441 &mef_entry[1], wowlan);
3446 if (!mef_cfg.criteria)
3447 mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
3448 MWIFIEX_CRITERIA_UNICAST |
3449 MWIFIEX_CRITERIA_MULTICAST;
3451 ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG,
3452 HostCmd_ACT_GEN_SET, 0,
3460 static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
3461 struct cfg80211_wowlan *wowlan)
3463 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3464 struct mwifiex_ds_hs_cfg hs_cfg;
3465 int i, ret = 0, retry_num = 10;
3466 struct mwifiex_private *priv;
3467 struct mwifiex_private *sta_priv =
3468 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3470 sta_priv->scan_aborting = true;
3471 for (i = 0; i < adapter->priv_num; i++) {
3472 priv = adapter->priv[i];
3473 mwifiex_abort_cac(priv);
3476 mwifiex_cancel_all_pending_cmd(adapter);
3478 for (i = 0; i < adapter->priv_num; i++) {
3479 priv = adapter->priv[i];
3480 if (priv && priv->netdev)
3481 netif_device_detach(priv->netdev);
3484 for (i = 0; i < retry_num; i++) {
3485 if (!mwifiex_wmm_lists_empty(adapter) ||
3486 !mwifiex_bypass_txlist_empty(adapter) ||
3487 !skb_queue_empty(&adapter->tx_data_q))
3488 usleep_range(10000, 15000);
3494 mwifiex_dbg(adapter, INFO,
3495 "None of the WOWLAN triggers enabled\n");
3500 if (!sta_priv->media_connected && !wowlan->nd_config) {
3501 mwifiex_dbg(adapter, ERROR,
3502 "Can not configure WOWLAN in disconnected state\n");
3507 ret = mwifiex_set_mef_filter(sta_priv, wowlan);
3509 mwifiex_dbg(adapter, ERROR, "Failed to set MEF filter\n");
3513 memset(&hs_cfg, 0, sizeof(hs_cfg));
3514 hs_cfg.conditions = le32_to_cpu(adapter->hs_cfg.conditions);
3516 if (wowlan->nd_config) {
3517 mwifiex_dbg(adapter, INFO, "Wake on net detect\n");
3518 hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
3519 mwifiex_cfg80211_sched_scan_start(wiphy, sta_priv->netdev,
3523 if (wowlan->disconnect) {
3524 hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
3525 mwifiex_dbg(sta_priv->adapter, INFO, "Wake on device disconnect\n");
3528 hs_cfg.is_invoke_hostcmd = false;
3529 hs_cfg.gpio = adapter->hs_cfg.gpio;
3530 hs_cfg.gap = adapter->hs_cfg.gap;
3531 ret = mwifiex_set_hs_params(sta_priv, HostCmd_ACT_GEN_SET,
3532 MWIFIEX_SYNC_CMD, &hs_cfg);
3534 mwifiex_dbg(adapter, ERROR, "Failed to set HS params\n");
3537 sta_priv->scan_aborting = false;
3541 static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
3543 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3544 struct mwifiex_private *priv;
3545 struct mwifiex_ds_wakeup_reason wakeup_reason;
3546 struct cfg80211_wowlan_wakeup wakeup_report;
3548 bool report_wakeup_reason = true;
3550 for (i = 0; i < adapter->priv_num; i++) {
3551 priv = adapter->priv[i];
3552 if (priv && priv->netdev)
3553 netif_device_attach(priv->netdev);
3556 if (!wiphy->wowlan_config)
3559 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3560 mwifiex_get_wakeup_reason(priv, HostCmd_ACT_GEN_GET, MWIFIEX_SYNC_CMD,
3562 memset(&wakeup_report, 0, sizeof(struct cfg80211_wowlan_wakeup));
3564 wakeup_report.pattern_idx = -1;
3566 switch (wakeup_reason.hs_wakeup_reason) {
3567 case NO_HSWAKEUP_REASON:
3569 case BCAST_DATA_MATCHED:
3571 case MCAST_DATA_MATCHED:
3573 case UCAST_DATA_MATCHED:
3575 case MASKTABLE_EVENT_MATCHED:
3577 case NON_MASKABLE_EVENT_MATCHED:
3578 if (wiphy->wowlan_config->disconnect)
3579 wakeup_report.disconnect = true;
3580 if (wiphy->wowlan_config->nd_config)
3581 wakeup_report.net_detect = adapter->nd_info;
3583 case NON_MASKABLE_CONDITION_MATCHED:
3585 case MAGIC_PATTERN_MATCHED:
3586 if (wiphy->wowlan_config->magic_pkt)
3587 wakeup_report.magic_pkt = true;
3588 if (wiphy->wowlan_config->n_patterns)
3589 wakeup_report.pattern_idx = 1;
3591 case GTK_REKEY_FAILURE:
3592 if (wiphy->wowlan_config->gtk_rekey_failure)
3593 wakeup_report.gtk_rekey_failure = true;
3596 report_wakeup_reason = false;
3600 if (report_wakeup_reason)
3601 cfg80211_report_wowlan_wakeup(&priv->wdev, &wakeup_report,
3605 if (adapter->nd_info) {
3606 for (i = 0 ; i < adapter->nd_info->n_matches ; i++)
3607 kfree(adapter->nd_info->matches[i]);
3608 kfree(adapter->nd_info);
3609 adapter->nd_info = NULL;
3615 static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
3618 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3620 device_set_wakeup_enable(adapter->dev, enabled);
3623 static int mwifiex_set_rekey_data(struct wiphy *wiphy, struct net_device *dev,
3624 struct cfg80211_gtk_rekey_data *data)
3626 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3628 if (!ISSUPP_FIRMWARE_SUPPLICANT(priv->adapter->fw_cap_info))
3631 return mwifiex_send_cmd(priv, HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG,
3632 HostCmd_ACT_GEN_SET, 0, data, true);
3637 static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq)
3639 static const u8 ipv4_mc_mac[] = {0x33, 0x33};
3640 static const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
3641 static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff};
3643 if ((byte_seq[0] & 0x01) &&
3644 (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1))
3645 return PACKET_TYPE_UNICAST;
3646 else if (!memcmp(byte_seq, bc_mac, 4))
3647 return PACKET_TYPE_BROADCAST;
3648 else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3649 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) ||
3650 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3651 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3))
3652 return PACKET_TYPE_MULTICAST;
3658 mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv,
3659 struct cfg80211_coalesce_rules *crule,
3660 struct mwifiex_coalesce_rule *mrule)
3662 u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1];
3663 struct filt_field_param *param;
3666 mrule->max_coalescing_delay = crule->delay;
3668 param = mrule->params;
3670 for (i = 0; i < crule->n_patterns; i++) {
3671 memset(byte_seq, 0, sizeof(byte_seq));
3672 if (!mwifiex_is_pattern_supported(&crule->patterns[i],
3674 MWIFIEX_COALESCE_MAX_BYTESEQ)) {
3675 mwifiex_dbg(priv->adapter, ERROR,
3676 "Pattern not supported\n");
3680 if (!crule->patterns[i].pkt_offset) {
3683 pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq);
3684 if (pkt_type && mrule->pkt_type) {
3685 mwifiex_dbg(priv->adapter, ERROR,
3686 "Multiple packet types not allowed\n");
3688 } else if (pkt_type) {
3689 mrule->pkt_type = pkt_type;
3694 if (crule->condition == NL80211_COALESCE_CONDITION_MATCH)
3695 param->operation = RECV_FILTER_MATCH_TYPE_EQ;
3697 param->operation = RECV_FILTER_MATCH_TYPE_NE;
3699 param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ];
3700 memcpy(param->operand_byte_stream, byte_seq,
3701 param->operand_len);
3702 param->offset = crule->patterns[i].pkt_offset;
3705 mrule->num_of_fields++;
3708 if (!mrule->pkt_type) {
3709 mwifiex_dbg(priv->adapter, ERROR,
3710 "Packet type can not be determined\n");
3717 static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy,
3718 struct cfg80211_coalesce *coalesce)
3720 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3722 struct mwifiex_ds_coalesce_cfg coalesce_cfg;
3723 struct mwifiex_private *priv =
3724 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3726 memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
3728 mwifiex_dbg(adapter, WARN,
3729 "Disable coalesce and reset all previous rules\n");
3730 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3731 HostCmd_ACT_GEN_SET, 0,
3732 &coalesce_cfg, true);
3735 coalesce_cfg.num_of_rules = coalesce->n_rules;
3736 for (i = 0; i < coalesce->n_rules; i++) {
3737 ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i],
3738 &coalesce_cfg.rule[i]);
3740 mwifiex_dbg(adapter, ERROR,
3741 "Recheck the patterns provided for rule %d\n",
3747 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3748 HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true);
3751 /* cfg80211 ops handler for tdls_mgmt.
3752 * Function prepares TDLS action frame packets and forwards them to FW
3755 mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
3756 const u8 *peer, u8 action_code, u8 dialog_token,
3757 u16 status_code, u32 peer_capability,
3758 bool initiator, const u8 *extra_ies,
3759 size_t extra_ies_len)
3761 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3764 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3767 /* make sure we are in station mode and connected */
3768 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3771 switch (action_code) {
3772 case WLAN_TDLS_SETUP_REQUEST:
3773 mwifiex_dbg(priv->adapter, MSG,
3774 "Send TDLS Setup Request to %pM status_code=%d\n",
3776 mwifiex_add_auto_tdls_peer(priv, peer);
3777 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3778 dialog_token, status_code,
3779 extra_ies, extra_ies_len);
3781 case WLAN_TDLS_SETUP_RESPONSE:
3782 mwifiex_add_auto_tdls_peer(priv, peer);
3783 mwifiex_dbg(priv->adapter, MSG,
3784 "Send TDLS Setup Response to %pM status_code=%d\n",
3786 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3787 dialog_token, status_code,
3788 extra_ies, extra_ies_len);
3790 case WLAN_TDLS_SETUP_CONFIRM:
3791 mwifiex_dbg(priv->adapter, MSG,
3792 "Send TDLS Confirm to %pM status_code=%d\n", peer,
3794 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3795 dialog_token, status_code,
3796 extra_ies, extra_ies_len);
3798 case WLAN_TDLS_TEARDOWN:
3799 mwifiex_dbg(priv->adapter, MSG,
3800 "Send TDLS Tear down to %pM\n", peer);
3801 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3802 dialog_token, status_code,
3803 extra_ies, extra_ies_len);
3805 case WLAN_TDLS_DISCOVERY_REQUEST:
3806 mwifiex_dbg(priv->adapter, MSG,
3807 "Send TDLS Discovery Request to %pM\n", peer);
3808 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3809 dialog_token, status_code,
3810 extra_ies, extra_ies_len);
3812 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3813 mwifiex_dbg(priv->adapter, MSG,
3814 "Send TDLS Discovery Response to %pM\n", peer);
3815 ret = mwifiex_send_tdls_action_frame(priv, peer, action_code,
3816 dialog_token, status_code,
3817 extra_ies, extra_ies_len);
3820 mwifiex_dbg(priv->adapter, ERROR,
3821 "Unknown TDLS mgmt/action frame %pM\n", peer);
3830 mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3831 const u8 *peer, enum nl80211_tdls_operation action)
3833 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3835 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) ||
3836 !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP))
3839 /* make sure we are in station mode and connected */
3840 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3843 mwifiex_dbg(priv->adapter, MSG,
3844 "TDLS peer=%pM, oper=%d\n", peer, action);
3847 case NL80211_TDLS_ENABLE_LINK:
3848 action = MWIFIEX_TDLS_ENABLE_LINK;
3850 case NL80211_TDLS_DISABLE_LINK:
3851 action = MWIFIEX_TDLS_DISABLE_LINK;
3853 case NL80211_TDLS_TEARDOWN:
3854 /* shouldn't happen!*/
3855 mwifiex_dbg(priv->adapter, ERROR,
3856 "tdls_oper: teardown from driver not supported\n");
3858 case NL80211_TDLS_SETUP:
3859 /* shouldn't happen!*/
3860 mwifiex_dbg(priv->adapter, ERROR,
3861 "tdls_oper: setup from driver not supported\n");
3863 case NL80211_TDLS_DISCOVERY_REQ:
3864 /* shouldn't happen!*/
3865 mwifiex_dbg(priv->adapter, ERROR,
3866 "tdls_oper: discovery from driver not supported\n");
3869 mwifiex_dbg(priv->adapter, ERROR,
3870 "tdls_oper: operation not supported\n");
3874 return mwifiex_tdls_oper(priv, peer, action);
3878 mwifiex_cfg80211_tdls_chan_switch(struct wiphy *wiphy, struct net_device *dev,
3879 const u8 *addr, u8 oper_class,
3880 struct cfg80211_chan_def *chandef)
3882 struct mwifiex_sta_node *sta_ptr;
3884 u8 second_chan_offset, band;
3885 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3887 spin_lock_bh(&priv->sta_list_spinlock);
3888 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3890 spin_unlock_bh(&priv->sta_list_spinlock);
3891 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3896 if (!(sta_ptr->tdls_cap.extcap.ext_capab[3] &
3897 WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)) {
3898 spin_unlock_bh(&priv->sta_list_spinlock);
3899 wiphy_err(wiphy, "%pM do not support tdls cs\n", addr);
3903 if (sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3904 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN) {
3905 spin_unlock_bh(&priv->sta_list_spinlock);
3906 wiphy_err(wiphy, "channel switch is running, abort request\n");
3909 spin_unlock_bh(&priv->sta_list_spinlock);
3911 chan = chandef->chan->hw_value;
3912 second_chan_offset = mwifiex_get_sec_chan_offset(chan);
3913 band = chandef->chan->band;
3914 mwifiex_start_tdls_cs(priv, addr, chan, second_chan_offset, band);
3920 mwifiex_cfg80211_tdls_cancel_chan_switch(struct wiphy *wiphy,
3921 struct net_device *dev,
3924 struct mwifiex_sta_node *sta_ptr;
3925 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3927 spin_lock_bh(&priv->sta_list_spinlock);
3928 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3930 spin_unlock_bh(&priv->sta_list_spinlock);
3931 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3933 } else if (!(sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3934 sta_ptr->tdls_status == TDLS_IN_BASE_CHAN ||
3935 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN)) {
3936 spin_unlock_bh(&priv->sta_list_spinlock);
3937 wiphy_err(wiphy, "tdls chan switch not initialize by %pM\n",
3940 spin_unlock_bh(&priv->sta_list_spinlock);
3941 mwifiex_stop_tdls_cs(priv, addr);
3946 mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev,
3947 const u8 *mac, struct station_parameters *params)
3949 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3951 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
3954 /* make sure we are in station mode and connected */
3955 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
3958 return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK);
3962 mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3963 struct cfg80211_csa_settings *params)
3965 struct ieee_types_header *chsw_ie;
3966 struct ieee80211_channel_sw_ie *channel_sw;
3968 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3970 if (priv->adapter->scan_processing) {
3971 mwifiex_dbg(priv->adapter, ERROR,
3972 "radar detection: scan in process...\n");
3976 if (priv->wdev.cac_started)
3979 if (cfg80211_chandef_identical(¶ms->chandef,
3980 &priv->dfs_chandef))
3983 chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH,
3984 params->beacon_csa.tail,
3985 params->beacon_csa.tail_len);
3987 mwifiex_dbg(priv->adapter, ERROR,
3988 "Could not parse channel switch announcement IE\n");
3992 channel_sw = (void *)(chsw_ie + 1);
3993 if (channel_sw->mode) {
3994 if (netif_carrier_ok(priv->netdev))
3995 netif_carrier_off(priv->netdev);
3996 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
3999 if (mwifiex_del_mgmt_ies(priv))
4000 mwifiex_dbg(priv->adapter, ERROR,
4001 "Failed to delete mgmt IEs!\n");
4003 if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon_csa)) {
4004 mwifiex_dbg(priv->adapter, ERROR,
4005 "%s: setting mgmt ies failed\n", __func__);
4009 memcpy(&priv->dfs_chandef, ¶ms->chandef, sizeof(priv->dfs_chandef));
4010 memcpy(&priv->beacon_after, ¶ms->beacon_after,
4011 sizeof(priv->beacon_after));
4013 chsw_msec = max(channel_sw->count * priv->bss_cfg.beacon_period, 100);
4014 queue_delayed_work(priv->dfs_chan_sw_workqueue, &priv->dfs_chan_sw_work,
4015 msecs_to_jiffies(chsw_msec));
4019 static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy,
4020 struct wireless_dev *wdev,
4021 unsigned int link_id,
4022 struct cfg80211_chan_def *chandef)
4024 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
4025 struct mwifiex_bssdescriptor *curr_bss;
4026 struct ieee80211_channel *chan;
4027 enum nl80211_channel_type chan_type;
4028 enum nl80211_band band;
4032 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
4033 cfg80211_chandef_valid(&priv->bss_chandef)) {
4034 *chandef = priv->bss_chandef;
4036 } else if (priv->media_connected) {
4037 curr_bss = &priv->curr_bss_params.bss_descriptor;
4038 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
4039 freq = ieee80211_channel_to_frequency(curr_bss->channel, band);
4040 chan = ieee80211_get_channel(wiphy, freq);
4042 if (priv->ht_param_present) {
4043 chan_type = mwifiex_get_chan_type(priv);
4044 cfg80211_chandef_create(chandef, chan, chan_type);
4046 cfg80211_chandef_create(chandef, chan,
4047 NL80211_CHAN_NO_HT);
4055 #ifdef CONFIG_NL80211_TESTMODE
4057 enum mwifiex_tm_attr {
4058 __MWIFIEX_TM_ATTR_INVALID = 0,
4059 MWIFIEX_TM_ATTR_CMD = 1,
4060 MWIFIEX_TM_ATTR_DATA = 2,
4063 __MWIFIEX_TM_ATTR_AFTER_LAST,
4064 MWIFIEX_TM_ATTR_MAX = __MWIFIEX_TM_ATTR_AFTER_LAST - 1,
4067 static const struct nla_policy mwifiex_tm_policy[MWIFIEX_TM_ATTR_MAX + 1] = {
4068 [MWIFIEX_TM_ATTR_CMD] = { .type = NLA_U32 },
4069 [MWIFIEX_TM_ATTR_DATA] = { .type = NLA_BINARY,
4070 .len = MWIFIEX_SIZE_OF_CMD_BUFFER },
4073 enum mwifiex_tm_command {
4074 MWIFIEX_TM_CMD_HOSTCMD = 0,
4077 static int mwifiex_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev,
4078 void *data, int len)
4080 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
4081 struct mwifiex_ds_misc_cmd *hostcmd;
4082 struct nlattr *tb[MWIFIEX_TM_ATTR_MAX + 1];
4083 struct sk_buff *skb;
4089 err = nla_parse_deprecated(tb, MWIFIEX_TM_ATTR_MAX, data, len,
4090 mwifiex_tm_policy, NULL);
4094 if (!tb[MWIFIEX_TM_ATTR_CMD])
4097 switch (nla_get_u32(tb[MWIFIEX_TM_ATTR_CMD])) {
4098 case MWIFIEX_TM_CMD_HOSTCMD:
4099 if (!tb[MWIFIEX_TM_ATTR_DATA])
4102 hostcmd = kzalloc(sizeof(*hostcmd), GFP_KERNEL);
4106 hostcmd->len = nla_len(tb[MWIFIEX_TM_ATTR_DATA]);
4107 memcpy(hostcmd->cmd, nla_data(tb[MWIFIEX_TM_ATTR_DATA]),
4110 if (mwifiex_send_cmd(priv, 0, 0, 0, hostcmd, true)) {
4111 dev_err(priv->adapter->dev, "Failed to process hostcmd\n");
4116 /* process hostcmd response*/
4117 skb = cfg80211_testmode_alloc_reply_skb(wiphy, hostcmd->len);
4122 err = nla_put(skb, MWIFIEX_TM_ATTR_DATA,
4123 hostcmd->len, hostcmd->cmd);
4130 err = cfg80211_testmode_reply(skb);
4140 mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy,
4141 struct net_device *dev,
4142 struct cfg80211_chan_def *chandef,
4145 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
4146 struct mwifiex_radar_params radar_params;
4148 if (priv->adapter->scan_processing) {
4149 mwifiex_dbg(priv->adapter, ERROR,
4150 "radar detection: scan already in process...\n");
4154 if (!mwifiex_is_11h_active(priv)) {
4155 mwifiex_dbg(priv->adapter, INFO,
4156 "Enable 11h extensions in FW\n");
4157 if (mwifiex_11h_activate(priv, true)) {
4158 mwifiex_dbg(priv->adapter, ERROR,
4159 "Failed to activate 11h extensions!!");
4162 priv->state_11h.is_11h_active = true;
4165 memset(&radar_params, 0, sizeof(struct mwifiex_radar_params));
4166 radar_params.chandef = chandef;
4167 radar_params.cac_time_ms = cac_time_ms;
4169 memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef));
4171 if (mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST,
4172 HostCmd_ACT_GEN_SET, 0, &radar_params, true))
4175 queue_delayed_work(priv->dfs_cac_workqueue, &priv->dfs_cac_work,
4176 msecs_to_jiffies(cac_time_ms));
4181 mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev,
4183 struct station_parameters *params)
4186 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
4188 /* we support change_station handler only for TDLS peers*/
4189 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
4192 /* make sure we are in station mode and connected */
4193 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
4196 priv->sta_params = params;
4198 ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK);
4199 priv->sta_params = NULL;
4204 /* station cfg80211 operations */
4205 static struct cfg80211_ops mwifiex_cfg80211_ops = {
4206 .add_virtual_intf = mwifiex_add_virtual_intf,
4207 .del_virtual_intf = mwifiex_del_virtual_intf,
4208 .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf,
4209 .scan = mwifiex_cfg80211_scan,
4210 .connect = mwifiex_cfg80211_connect,
4211 .disconnect = mwifiex_cfg80211_disconnect,
4212 .get_station = mwifiex_cfg80211_get_station,
4213 .dump_station = mwifiex_cfg80211_dump_station,
4214 .dump_survey = mwifiex_cfg80211_dump_survey,
4215 .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params,
4216 .join_ibss = mwifiex_cfg80211_join_ibss,
4217 .leave_ibss = mwifiex_cfg80211_leave_ibss,
4218 .add_key = mwifiex_cfg80211_add_key,
4219 .del_key = mwifiex_cfg80211_del_key,
4220 .set_default_mgmt_key = mwifiex_cfg80211_set_default_mgmt_key,
4221 .mgmt_tx = mwifiex_cfg80211_mgmt_tx,
4222 .update_mgmt_frame_registrations =
4223 mwifiex_cfg80211_update_mgmt_frame_registrations,
4224 .remain_on_channel = mwifiex_cfg80211_remain_on_channel,
4225 .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel,
4226 .set_default_key = mwifiex_cfg80211_set_default_key,
4227 .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
4228 .set_tx_power = mwifiex_cfg80211_set_tx_power,
4229 .get_tx_power = mwifiex_cfg80211_get_tx_power,
4230 .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
4231 .start_ap = mwifiex_cfg80211_start_ap,
4232 .stop_ap = mwifiex_cfg80211_stop_ap,
4233 .change_beacon = mwifiex_cfg80211_change_beacon,
4234 .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
4235 .set_antenna = mwifiex_cfg80211_set_antenna,
4236 .get_antenna = mwifiex_cfg80211_get_antenna,
4237 .del_station = mwifiex_cfg80211_del_station,
4238 .sched_scan_start = mwifiex_cfg80211_sched_scan_start,
4239 .sched_scan_stop = mwifiex_cfg80211_sched_scan_stop,
4241 .suspend = mwifiex_cfg80211_suspend,
4242 .resume = mwifiex_cfg80211_resume,
4243 .set_wakeup = mwifiex_cfg80211_set_wakeup,
4244 .set_rekey_data = mwifiex_set_rekey_data,
4246 .set_coalesce = mwifiex_cfg80211_set_coalesce,
4247 .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt,
4248 .tdls_oper = mwifiex_cfg80211_tdls_oper,
4249 .tdls_channel_switch = mwifiex_cfg80211_tdls_chan_switch,
4250 .tdls_cancel_channel_switch = mwifiex_cfg80211_tdls_cancel_chan_switch,
4251 .add_station = mwifiex_cfg80211_add_station,
4252 .change_station = mwifiex_cfg80211_change_station,
4253 CFG80211_TESTMODE_CMD(mwifiex_tm_cmd)
4254 .get_channel = mwifiex_cfg80211_get_channel,
4255 .start_radar_detection = mwifiex_cfg80211_start_radar_detection,
4256 .channel_switch = mwifiex_cfg80211_channel_switch,
4260 static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
4261 .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
4262 WIPHY_WOWLAN_NET_DETECT | WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
4263 WIPHY_WOWLAN_GTK_REKEY_FAILURE,
4264 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
4265 .pattern_min_len = 1,
4266 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
4267 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
4268 .max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS,
4271 static const struct wiphy_wowlan_support mwifiex_wowlan_support_no_gtk = {
4272 .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
4273 WIPHY_WOWLAN_NET_DETECT,
4274 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
4275 .pattern_min_len = 1,
4276 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
4277 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
4278 .max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS,
4282 static bool mwifiex_is_valid_alpha2(const char *alpha2)
4284 if (!alpha2 || strlen(alpha2) != 2)
4287 if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
4293 static const struct wiphy_coalesce_support mwifiex_coalesce_support = {
4294 .n_rules = MWIFIEX_COALESCE_MAX_RULES,
4295 .max_delay = MWIFIEX_MAX_COALESCING_DELAY,
4296 .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS,
4297 .pattern_min_len = 1,
4298 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
4299 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
4302 int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
4304 u32 n_channels_bg, n_channels_a = 0;
4306 n_channels_bg = mwifiex_band_2ghz.n_channels;
4308 if (adapter->config_bands & BAND_A)
4309 n_channels_a = mwifiex_band_5ghz.n_channels;
4311 /* allocate twice the number total channels, since the driver issues an
4312 * additional active scan request for hidden SSIDs on passive channels.
4314 adapter->num_in_chan_stats = 2 * (n_channels_bg + n_channels_a);
4315 adapter->chan_stats = vmalloc(array_size(sizeof(*adapter->chan_stats),
4316 adapter->num_in_chan_stats));
4318 if (!adapter->chan_stats)
4325 * This function registers the device with CFG802.11 subsystem.
4327 * The function creates the wireless device/wiphy, populates it with
4328 * default parameters and handler function pointers, and finally
4329 * registers the device.
4332 int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
4336 struct wiphy *wiphy;
4337 struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
4341 /* create a new wiphy for use with cfg80211 */
4342 wiphy = wiphy_new(&mwifiex_cfg80211_ops,
4343 sizeof(struct mwifiex_adapter *));
4345 mwifiex_dbg(adapter, ERROR,
4346 "%s: creating new wiphy\n", __func__);
4349 wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
4350 wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
4351 wiphy->mgmt_stypes = mwifiex_mgmt_stypes;
4352 wiphy->max_remain_on_channel_duration = 5000;
4353 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
4354 BIT(NL80211_IFTYPE_P2P_CLIENT) |
4355 BIT(NL80211_IFTYPE_P2P_GO) |
4356 BIT(NL80211_IFTYPE_AP);
4358 if (ISSUPP_ADHOC_ENABLED(adapter->fw_cap_info))
4359 wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
4361 wiphy->bands[NL80211_BAND_2GHZ] = &mwifiex_band_2ghz;
4362 if (adapter->config_bands & BAND_A)
4363 wiphy->bands[NL80211_BAND_5GHZ] = &mwifiex_band_5ghz;
4365 wiphy->bands[NL80211_BAND_5GHZ] = NULL;
4367 if (adapter->drcs_enabled && ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
4368 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_drcs;
4369 else if (adapter->is_hw_11ac_capable)
4370 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_vht;
4372 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta;
4373 wiphy->n_iface_combinations = 1;
4375 if (adapter->max_sta_conn > adapter->max_p2p_conn)
4376 wiphy->max_ap_assoc_sta = adapter->max_sta_conn;
4378 wiphy->max_ap_assoc_sta = adapter->max_p2p_conn;
4380 /* Initialize cipher suits */
4381 wiphy->cipher_suites = mwifiex_cipher_suites;
4382 wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
4384 if (adapter->regd) {
4385 wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG |
4386 REGULATORY_DISABLE_BEACON_HINTS |
4387 REGULATORY_COUNTRY_IE_IGNORE;
4388 wiphy_apply_custom_regulatory(wiphy, adapter->regd);
4391 ether_addr_copy(wiphy->perm_addr, adapter->perm_addr);
4392 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
4393 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
4394 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
4395 WIPHY_FLAG_AP_UAPSD |
4396 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
4397 WIPHY_FLAG_HAS_CHANNEL_SWITCH |
4398 WIPHY_FLAG_PS_ON_BY_DEFAULT;
4400 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
4401 wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
4402 WIPHY_FLAG_TDLS_EXTERNAL_SETUP;
4405 if (ISSUPP_FIRMWARE_SUPPLICANT(priv->adapter->fw_cap_info))
4406 wiphy->wowlan = &mwifiex_wowlan_support;
4408 wiphy->wowlan = &mwifiex_wowlan_support_no_gtk;
4411 wiphy->coalesce = &mwifiex_coalesce_support;
4413 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
4414 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
4415 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
4417 wiphy->max_sched_scan_reqs = 1;
4418 wiphy->max_sched_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
4419 wiphy->max_sched_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
4420 wiphy->max_match_sets = MWIFIEX_MAX_SSID_LIST_LENGTH;
4422 wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
4423 wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
4425 wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER |
4426 NL80211_FEATURE_LOW_PRIORITY_SCAN |
4427 NL80211_FEATURE_NEED_OBSS_SCAN;
4429 if (ISSUPP_ADHOC_ENABLED(adapter->fw_cap_info))
4430 wiphy->features |= NL80211_FEATURE_HT_IBSS;
4432 if (ISSUPP_RANDOM_MAC(adapter->fw_cap_info))
4433 wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR |
4434 NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR |
4435 NL80211_FEATURE_ND_RANDOM_MAC_ADDR;
4437 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
4438 wiphy->features |= NL80211_FEATURE_TDLS_CHANNEL_SWITCH;
4440 if (adapter->fw_api_ver == MWIFIEX_FW_V15)
4441 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
4443 /* Reserve space for mwifiex specific private data for BSS */
4444 wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
4446 wiphy->reg_notifier = mwifiex_reg_notifier;
4448 /* Set struct mwifiex_adapter pointer in wiphy_priv */
4449 wdev_priv = wiphy_priv(wiphy);
4450 *(unsigned long *)wdev_priv = (unsigned long)adapter;
4452 set_wiphy_dev(wiphy, priv->adapter->dev);
4454 ret = wiphy_register(wiphy);
4456 mwifiex_dbg(adapter, ERROR,
4457 "%s: wiphy_register failed: %d\n", __func__, ret);
4462 if (!adapter->regd) {
4463 if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) {
4464 mwifiex_dbg(adapter, INFO,
4465 "driver hint alpha2: %2.2s\n", reg_alpha2);
4466 regulatory_hint(wiphy, reg_alpha2);
4468 if (adapter->region_code == 0x00) {
4469 mwifiex_dbg(adapter, WARN,
4470 "Ignore world regulatory domain\n");
4472 wiphy->regulatory_flags |=
4473 REGULATORY_DISABLE_BEACON_HINTS |
4474 REGULATORY_COUNTRY_IE_IGNORE;
4476 mwifiex_11d_code_2_region(
4477 adapter->region_code);
4479 regulatory_hint(wiphy, country_code))
4480 mwifiex_dbg(priv->adapter, ERROR,
4481 "regulatory_hint() failed\n");
4486 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4487 HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true);
4488 wiphy->frag_threshold = thr;
4489 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4490 HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true);
4491 wiphy->rts_threshold = thr;
4492 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4493 HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true);
4494 wiphy->retry_short = (u8) retry;
4495 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4496 HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true);
4497 wiphy->retry_long = (u8) retry;
4499 adapter->wiphy = wiphy;