2 * Marvell Wireless LAN device driver: CFG80211
4 * Copyright (C) 2011-2014, Marvell International Ltd.
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
24 static char *reg_alpha2;
25 module_param(reg_alpha2, charp, 0);
27 static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = {
29 .max = 3, .types = BIT(NL80211_IFTYPE_STATION) |
30 BIT(NL80211_IFTYPE_P2P_GO) |
31 BIT(NL80211_IFTYPE_P2P_CLIENT) |
32 BIT(NL80211_IFTYPE_AP),
36 static const struct ieee80211_iface_combination
37 mwifiex_iface_comb_ap_sta = {
38 .limits = mwifiex_ap_sta_limits,
39 .num_different_channels = 1,
40 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
41 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
42 .beacon_int_infra_match = true,
43 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
44 BIT(NL80211_CHAN_WIDTH_20) |
45 BIT(NL80211_CHAN_WIDTH_40),
48 static const struct ieee80211_iface_combination
49 mwifiex_iface_comb_ap_sta_vht = {
50 .limits = mwifiex_ap_sta_limits,
51 .num_different_channels = 1,
52 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
53 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
54 .beacon_int_infra_match = true,
55 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
56 BIT(NL80211_CHAN_WIDTH_20) |
57 BIT(NL80211_CHAN_WIDTH_40) |
58 BIT(NL80211_CHAN_WIDTH_80),
62 ieee80211_iface_combination mwifiex_iface_comb_ap_sta_drcs = {
63 .limits = mwifiex_ap_sta_limits,
64 .num_different_channels = 2,
65 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
66 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
67 .beacon_int_infra_match = true,
71 * This function maps the nl802.11 channel type into driver channel type.
73 * The mapping is as follows -
74 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
75 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
76 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
77 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
78 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
80 u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
83 case NL80211_CHAN_NO_HT:
84 case NL80211_CHAN_HT20:
85 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
86 case NL80211_CHAN_HT40PLUS:
87 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
88 case NL80211_CHAN_HT40MINUS:
89 return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
91 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
95 /* This function maps IEEE HT secondary channel type to NL80211 channel type
97 u8 mwifiex_sec_chan_offset_to_chan_type(u8 second_chan_offset)
99 switch (second_chan_offset) {
100 case IEEE80211_HT_PARAM_CHA_SEC_NONE:
101 return NL80211_CHAN_HT20;
102 case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
103 return NL80211_CHAN_HT40PLUS;
104 case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
105 return NL80211_CHAN_HT40MINUS;
107 return NL80211_CHAN_HT20;
112 * This function checks whether WEP is set.
115 mwifiex_is_alg_wep(u32 cipher)
118 case WLAN_CIPHER_SUITE_WEP40:
119 case WLAN_CIPHER_SUITE_WEP104:
129 * This function retrieves the private structure from kernel wiphy structure.
131 static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy)
133 return (void *) (*(unsigned long *) wiphy_priv(wiphy));
137 * CFG802.11 operation handler to delete a network key.
140 mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
141 u8 key_index, bool pairwise, const u8 *mac_addr)
143 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
144 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
145 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
147 if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) {
148 mwifiex_dbg(priv->adapter, ERROR, "deleting the crypto keys\n");
152 mwifiex_dbg(priv->adapter, INFO, "info: crypto keys deleted\n");
157 * This function forms an skb for management frame.
160 mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
162 u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
164 u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
166 pkt_len = len + ETH_ALEN;
168 skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN +
169 MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
170 memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
172 memcpy(skb_push(skb, sizeof(tx_control)),
173 &tx_control, sizeof(tx_control));
175 memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
177 /* Add packet data and address4 */
178 memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf,
179 sizeof(struct ieee80211_hdr_3addr));
180 memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN);
181 memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)),
182 buf + sizeof(struct ieee80211_hdr_3addr),
183 len - sizeof(struct ieee80211_hdr_3addr));
185 skb->priority = LOW_PRIO_TID;
186 __net_timestamp(skb);
192 * CFG802.11 operation handler to transmit a management frame.
195 mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
196 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
198 const u8 *buf = params->buf;
199 size_t len = params->len;
202 const struct ieee80211_mgmt *mgmt;
203 struct mwifiex_txinfo *tx_info;
204 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
207 mwifiex_dbg(priv->adapter, ERROR, "invalid buffer and length\n");
211 mgmt = (const struct ieee80211_mgmt *)buf;
212 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA &&
213 ieee80211_is_probe_resp(mgmt->frame_control)) {
214 /* Since we support offload probe resp, we need to skip probe
215 * resp in AP or GO mode */
216 mwifiex_dbg(priv->adapter, INFO,
217 "info: skip to send probe resp in AP or GO mode\n");
221 pkt_len = len + ETH_ALEN;
222 skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN +
223 MWIFIEX_MGMT_FRAME_HEADER_SIZE +
224 pkt_len + sizeof(pkt_len));
227 mwifiex_dbg(priv->adapter, ERROR,
228 "allocate skb failed for management frame\n");
232 tx_info = MWIFIEX_SKB_TXCB(skb);
233 memset(tx_info, 0, sizeof(*tx_info));
234 tx_info->bss_num = priv->bss_num;
235 tx_info->bss_type = priv->bss_type;
236 tx_info->pkt_len = pkt_len;
238 mwifiex_form_mgmt_frame(skb, buf, len);
239 *cookie = prandom_u32() | 1;
241 if (ieee80211_is_action(mgmt->frame_control))
242 skb = mwifiex_clone_skb_for_tx_status(priv,
244 MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie);
246 cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
249 mwifiex_queue_tx_pkt(priv, skb);
251 mwifiex_dbg(priv->adapter, INFO, "info: management frame transmitted\n");
256 * CFG802.11 operation handler to register a mgmt frame.
259 mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
260 struct wireless_dev *wdev,
261 u16 frame_type, bool reg)
263 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
267 mask = priv->mgmt_frame_mask | BIT(frame_type >> 4);
269 mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4);
271 if (mask != priv->mgmt_frame_mask) {
272 priv->mgmt_frame_mask = mask;
273 mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
274 HostCmd_ACT_GEN_SET, 0,
275 &priv->mgmt_frame_mask, false);
276 mwifiex_dbg(priv->adapter, INFO, "info: mgmt frame registered\n");
281 * CFG802.11 operation handler to remain on channel.
284 mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
285 struct wireless_dev *wdev,
286 struct ieee80211_channel *chan,
287 unsigned int duration, u64 *cookie)
289 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
292 if (!chan || !cookie) {
293 mwifiex_dbg(priv->adapter, ERROR, "Invalid parameter for ROC\n");
297 if (priv->roc_cfg.cookie) {
298 mwifiex_dbg(priv->adapter, INFO,
299 "info: ongoing ROC, cookie = 0x%llx\n",
300 priv->roc_cfg.cookie);
304 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
308 *cookie = prandom_u32() | 1;
309 priv->roc_cfg.cookie = *cookie;
310 priv->roc_cfg.chan = *chan;
312 cfg80211_ready_on_channel(wdev, *cookie, chan,
313 duration, GFP_ATOMIC);
315 mwifiex_dbg(priv->adapter, INFO,
316 "info: ROC, cookie = 0x%llx\n", *cookie);
323 * CFG802.11 operation handler to cancel remain on channel.
326 mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
327 struct wireless_dev *wdev, u64 cookie)
329 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
332 if (cookie != priv->roc_cfg.cookie)
335 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
336 &priv->roc_cfg.chan, 0);
339 cfg80211_remain_on_channel_expired(wdev, cookie,
343 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
345 mwifiex_dbg(priv->adapter, INFO,
346 "info: cancel ROC, cookie = 0x%llx\n", cookie);
353 * CFG802.11 operation handler to set Tx power.
356 mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
357 struct wireless_dev *wdev,
358 enum nl80211_tx_power_setting type,
361 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
362 struct mwifiex_private *priv;
363 struct mwifiex_power_cfg power_cfg;
364 int dbm = MBM_TO_DBM(mbm);
366 if (type == NL80211_TX_POWER_FIXED) {
367 power_cfg.is_power_auto = 0;
368 power_cfg.power_level = dbm;
370 power_cfg.is_power_auto = 1;
373 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
375 return mwifiex_set_tx_power(priv, &power_cfg);
379 * CFG802.11 operation handler to set Power Save option.
381 * The timeout value, if provided, is currently ignored.
384 mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
385 struct net_device *dev,
386 bool enabled, int timeout)
388 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
392 mwifiex_dbg(priv->adapter, INFO,
393 "info: ignore timeout value for IEEE Power Save\n");
397 return mwifiex_drv_set_power(priv, &ps_mode);
401 * CFG802.11 operation handler to set the default network key.
404 mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
405 u8 key_index, bool unicast,
408 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
410 /* Return if WEP key not configured */
411 if (!priv->sec_info.wep_enabled)
414 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
415 priv->wep_key_curr_index = key_index;
416 } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index,
418 mwifiex_dbg(priv->adapter, ERROR, "set default Tx key index\n");
426 * CFG802.11 operation handler to add a network key.
429 mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
430 u8 key_index, bool pairwise, const u8 *mac_addr,
431 struct key_params *params)
433 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
434 struct mwifiex_wep_key *wep_key;
435 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
436 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
438 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
439 (params->cipher == WLAN_CIPHER_SUITE_WEP40 ||
440 params->cipher == WLAN_CIPHER_SUITE_WEP104)) {
441 if (params->key && params->key_len) {
442 wep_key = &priv->wep_key[key_index];
443 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
444 memcpy(wep_key->key_material, params->key,
446 wep_key->key_index = key_index;
447 wep_key->key_length = params->key_len;
448 priv->sec_info.wep_enabled = 1;
453 if (mwifiex_set_encode(priv, params, params->key, params->key_len,
454 key_index, peer_mac, 0)) {
455 mwifiex_dbg(priv->adapter, ERROR, "crypto keys added\n");
463 * This function sends domain information to the firmware.
465 * The following information are passed to the firmware -
467 * - Sub bands (first channel, number of channels, maximum Tx power)
469 int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
471 u8 no_of_triplet = 0;
472 struct ieee80211_country_ie_triplet *t;
473 u8 no_of_parsed_chan = 0;
474 u8 first_chan = 0, next_chan = 0, max_pwr = 0;
476 enum ieee80211_band band;
477 struct ieee80211_supported_band *sband;
478 struct ieee80211_channel *ch;
479 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
480 struct mwifiex_private *priv;
481 struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
483 /* Set country code */
484 domain_info->country_code[0] = adapter->country_code[0];
485 domain_info->country_code[1] = adapter->country_code[1];
486 domain_info->country_code[2] = ' ';
488 band = mwifiex_band_to_radio_type(adapter->config_bands);
489 if (!wiphy->bands[band]) {
490 mwifiex_dbg(adapter, ERROR,
491 "11D: setting domain info in FW\n");
495 sband = wiphy->bands[band];
497 for (i = 0; i < sband->n_channels ; i++) {
498 ch = &sband->channels[i];
499 if (ch->flags & IEEE80211_CHAN_DISABLED)
504 first_chan = (u32) ch->hw_value;
505 next_chan = first_chan;
506 max_pwr = ch->max_power;
507 no_of_parsed_chan = 1;
511 if (ch->hw_value == next_chan + 1 &&
512 ch->max_power == max_pwr) {
516 t = &domain_info->triplet[no_of_triplet];
517 t->chans.first_channel = first_chan;
518 t->chans.num_channels = no_of_parsed_chan;
519 t->chans.max_power = max_pwr;
521 first_chan = (u32) ch->hw_value;
522 next_chan = first_chan;
523 max_pwr = ch->max_power;
524 no_of_parsed_chan = 1;
529 t = &domain_info->triplet[no_of_triplet];
530 t->chans.first_channel = first_chan;
531 t->chans.num_channels = no_of_parsed_chan;
532 t->chans.max_power = max_pwr;
536 domain_info->no_of_triplet = no_of_triplet;
538 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
540 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
541 HostCmd_ACT_GEN_SET, 0, NULL, false)) {
542 mwifiex_dbg(adapter, INFO,
543 "11D: setting domain info in FW\n");
551 * CFG802.11 regulatory domain callback function.
553 * This function is called when the regulatory domain is changed due to the
554 * following reasons -
556 * - Set by system core
558 * - Set bt Country IE
560 static void mwifiex_reg_notifier(struct wiphy *wiphy,
561 struct regulatory_request *request)
563 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
564 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
565 MWIFIEX_BSS_ROLE_ANY);
566 mwifiex_dbg(adapter, INFO,
567 "info: cfg80211 regulatory domain callback for %c%c\n",
568 request->alpha2[0], request->alpha2[1]);
570 switch (request->initiator) {
571 case NL80211_REGDOM_SET_BY_DRIVER:
572 case NL80211_REGDOM_SET_BY_CORE:
573 case NL80211_REGDOM_SET_BY_USER:
574 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
577 mwifiex_dbg(adapter, ERROR,
578 "unknown regdom initiator: %d\n",
583 /* Don't send world or same regdom info to firmware */
584 if (strncmp(request->alpha2, "00", 2) &&
585 strncmp(request->alpha2, adapter->country_code,
586 sizeof(request->alpha2))) {
587 memcpy(adapter->country_code, request->alpha2,
588 sizeof(request->alpha2));
589 mwifiex_send_domain_info_cmd_fw(wiphy);
590 mwifiex_dnld_txpwr_table(priv);
595 * This function sets the fragmentation threshold.
597 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
598 * and MWIFIEX_FRAG_MAX_VALUE.
601 mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
603 if (frag_thr < MWIFIEX_FRAG_MIN_VALUE ||
604 frag_thr > MWIFIEX_FRAG_MAX_VALUE)
605 frag_thr = MWIFIEX_FRAG_MAX_VALUE;
607 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
608 HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
613 * This function sets the RTS threshold.
615 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
616 * and MWIFIEX_RTS_MAX_VALUE.
619 mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
621 if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
622 rts_thr = MWIFIEX_RTS_MAX_VALUE;
624 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
625 HostCmd_ACT_GEN_SET, RTS_THRESH_I,
630 * CFG802.11 operation handler to set wiphy parameters.
632 * This function can be used to set the RTS threshold and the
633 * Fragmentation threshold of the driver.
636 mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
638 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
639 struct mwifiex_private *priv;
640 struct mwifiex_uap_bss_param *bss_cfg;
643 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
645 switch (priv->bss_role) {
646 case MWIFIEX_BSS_ROLE_UAP:
647 if (priv->bss_started) {
648 mwifiex_dbg(adapter, ERROR,
649 "cannot change wiphy params when bss started");
653 bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL);
657 mwifiex_set_sys_config_invalid_data(bss_cfg);
659 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
660 bss_cfg->rts_threshold = wiphy->rts_threshold;
661 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
662 bss_cfg->frag_threshold = wiphy->frag_threshold;
663 if (changed & WIPHY_PARAM_RETRY_LONG)
664 bss_cfg->retry_limit = wiphy->retry_long;
666 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG,
668 UAP_BSS_PARAMS_I, bss_cfg,
673 mwifiex_dbg(adapter, ERROR,
674 "Failed to set wiphy phy params\n");
679 case MWIFIEX_BSS_ROLE_STA:
680 if (priv->media_connected) {
681 mwifiex_dbg(adapter, ERROR,
682 "cannot change wiphy params when connected");
685 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
686 ret = mwifiex_set_rts(priv,
687 wiphy->rts_threshold);
691 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
692 ret = mwifiex_set_frag(priv,
693 wiphy->frag_threshold);
704 mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv)
706 u16 mode = P2P_MODE_DISABLE;
708 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
709 HostCmd_ACT_GEN_SET, 0, &mode, true))
716 * This function initializes the functionalities for P2P client.
717 * The P2P client initialization sequence is:
718 * disable -> device -> client
721 mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv)
725 if (mwifiex_cfg80211_deinit_p2p(priv))
728 mode = P2P_MODE_DEVICE;
729 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
730 HostCmd_ACT_GEN_SET, 0, &mode, true))
733 mode = P2P_MODE_CLIENT;
734 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
735 HostCmd_ACT_GEN_SET, 0, &mode, true))
742 * This function initializes the functionalities for P2P GO.
743 * The P2P GO initialization sequence is:
744 * disable -> device -> GO
747 mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv)
751 if (mwifiex_cfg80211_deinit_p2p(priv))
754 mode = P2P_MODE_DEVICE;
755 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
756 HostCmd_ACT_GEN_SET, 0, &mode, true))
760 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
761 HostCmd_ACT_GEN_SET, 0, &mode, true))
767 static int mwifiex_deinit_priv_params(struct mwifiex_private *priv)
769 struct mwifiex_adapter *adapter = priv->adapter;
772 priv->mgmt_frame_mask = 0;
773 if (mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
774 HostCmd_ACT_GEN_SET, 0,
775 &priv->mgmt_frame_mask, false)) {
776 mwifiex_dbg(adapter, ERROR,
777 "could not unregister mgmt frame rx\n");
781 mwifiex_deauthenticate(priv, NULL);
783 spin_lock_irqsave(&adapter->main_proc_lock, flags);
784 adapter->main_locked = true;
785 if (adapter->mwifiex_processing) {
786 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
787 flush_workqueue(adapter->workqueue);
789 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
792 spin_lock_irqsave(&adapter->rx_proc_lock, flags);
793 adapter->rx_locked = true;
794 if (adapter->rx_processing) {
795 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
796 flush_workqueue(adapter->rx_workqueue);
798 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
801 mwifiex_free_priv(priv);
802 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
803 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
804 priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
810 mwifiex_init_new_priv_params(struct mwifiex_private *priv,
811 struct net_device *dev,
812 enum nl80211_iftype type)
814 struct mwifiex_adapter *adapter = priv->adapter;
817 mwifiex_init_priv(priv);
819 priv->bss_mode = type;
820 priv->wdev.iftype = type;
822 mwifiex_init_priv_params(priv, priv->netdev);
823 priv->bss_started = 0;
826 case NL80211_IFTYPE_STATION:
827 case NL80211_IFTYPE_ADHOC:
828 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
829 MWIFIEX_BSS_TYPE_STA);
830 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
831 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
833 case NL80211_IFTYPE_P2P_CLIENT:
834 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
835 MWIFIEX_BSS_TYPE_P2P);
836 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
837 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
839 case NL80211_IFTYPE_P2P_GO:
840 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
841 MWIFIEX_BSS_TYPE_P2P);
842 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
843 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
845 case NL80211_IFTYPE_AP:
846 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
847 MWIFIEX_BSS_TYPE_UAP);
848 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
849 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
852 mwifiex_dbg(adapter, ERROR,
853 "%s: changing to %d not supported\n",
858 spin_lock_irqsave(&adapter->main_proc_lock, flags);
859 adapter->main_locked = false;
860 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
862 spin_lock_irqsave(&adapter->rx_proc_lock, flags);
863 adapter->rx_locked = false;
864 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
870 mwifiex_change_vif_to_p2p(struct net_device *dev,
871 enum nl80211_iftype curr_iftype,
872 enum nl80211_iftype type, u32 *flags,
873 struct vif_params *params)
875 struct mwifiex_private *priv;
876 struct mwifiex_adapter *adapter;
878 priv = mwifiex_netdev_get_priv(dev);
883 adapter = priv->adapter;
885 if (adapter->curr_iface_comb.p2p_intf ==
886 adapter->iface_limit.p2p_intf) {
887 mwifiex_dbg(adapter, ERROR,
888 "cannot create multiple P2P ifaces\n");
892 mwifiex_dbg(adapter, INFO,
893 "%s: changing role to p2p\n", dev->name);
895 if (mwifiex_deinit_priv_params(priv))
897 if (mwifiex_init_new_priv_params(priv, dev, type))
901 case NL80211_IFTYPE_P2P_CLIENT:
902 if (mwifiex_cfg80211_init_p2p_client(priv))
905 case NL80211_IFTYPE_P2P_GO:
906 if (mwifiex_cfg80211_init_p2p_go(priv))
910 mwifiex_dbg(adapter, ERROR,
911 "%s: changing to %d not supported\n",
916 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
917 HostCmd_ACT_GEN_SET, 0, NULL, true))
920 if (mwifiex_sta_init_cmd(priv, false, false))
923 switch (curr_iftype) {
924 case NL80211_IFTYPE_STATION:
925 case NL80211_IFTYPE_ADHOC:
926 adapter->curr_iface_comb.sta_intf--;
928 case NL80211_IFTYPE_AP:
929 adapter->curr_iface_comb.uap_intf--;
935 adapter->curr_iface_comb.p2p_intf++;
936 dev->ieee80211_ptr->iftype = type;
942 mwifiex_change_vif_to_sta_adhoc(struct net_device *dev,
943 enum nl80211_iftype curr_iftype,
944 enum nl80211_iftype type, u32 *flags,
945 struct vif_params *params)
947 struct mwifiex_private *priv;
948 struct mwifiex_adapter *adapter;
950 priv = mwifiex_netdev_get_priv(dev);
955 adapter = priv->adapter;
957 if ((curr_iftype != NL80211_IFTYPE_P2P_CLIENT &&
958 curr_iftype != NL80211_IFTYPE_P2P_GO) &&
959 (adapter->curr_iface_comb.sta_intf ==
960 adapter->iface_limit.sta_intf)) {
961 mwifiex_dbg(adapter, ERROR,
962 "cannot create multiple station/adhoc ifaces\n");
966 if (type == NL80211_IFTYPE_STATION)
967 mwifiex_dbg(adapter, INFO,
968 "%s: changing role to station\n", dev->name);
970 mwifiex_dbg(adapter, INFO,
971 "%s: changing role to adhoc\n", dev->name);
973 if (mwifiex_deinit_priv_params(priv))
975 if (mwifiex_init_new_priv_params(priv, dev, type))
977 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
978 HostCmd_ACT_GEN_SET, 0, NULL, true))
980 if (mwifiex_sta_init_cmd(priv, false, false))
983 switch (curr_iftype) {
984 case NL80211_IFTYPE_P2P_CLIENT:
985 case NL80211_IFTYPE_P2P_GO:
986 adapter->curr_iface_comb.p2p_intf--;
988 case NL80211_IFTYPE_AP:
989 adapter->curr_iface_comb.uap_intf--;
995 adapter->curr_iface_comb.sta_intf++;
996 dev->ieee80211_ptr->iftype = type;
1001 mwifiex_change_vif_to_ap(struct net_device *dev,
1002 enum nl80211_iftype curr_iftype,
1003 enum nl80211_iftype type, u32 *flags,
1004 struct vif_params *params)
1006 struct mwifiex_private *priv;
1007 struct mwifiex_adapter *adapter;
1009 priv = mwifiex_netdev_get_priv(dev);
1014 adapter = priv->adapter;
1016 if (adapter->curr_iface_comb.uap_intf ==
1017 adapter->iface_limit.uap_intf) {
1018 mwifiex_dbg(adapter, ERROR,
1019 "cannot create multiple AP ifaces\n");
1023 mwifiex_dbg(adapter, INFO,
1024 "%s: changing role to AP\n", dev->name);
1026 if (mwifiex_deinit_priv_params(priv))
1028 if (mwifiex_init_new_priv_params(priv, dev, type))
1030 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1031 HostCmd_ACT_GEN_SET, 0, NULL, true))
1033 if (mwifiex_sta_init_cmd(priv, false, false))
1036 switch (curr_iftype) {
1037 case NL80211_IFTYPE_P2P_CLIENT:
1038 case NL80211_IFTYPE_P2P_GO:
1039 adapter->curr_iface_comb.p2p_intf--;
1041 case NL80211_IFTYPE_STATION:
1042 case NL80211_IFTYPE_ADHOC:
1043 adapter->curr_iface_comb.sta_intf--;
1049 adapter->curr_iface_comb.uap_intf++;
1050 dev->ieee80211_ptr->iftype = type;
1054 * CFG802.11 operation handler to change interface type.
1057 mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
1058 struct net_device *dev,
1059 enum nl80211_iftype type, u32 *flags,
1060 struct vif_params *params)
1062 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1063 enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype;
1065 switch (curr_iftype) {
1066 case NL80211_IFTYPE_ADHOC:
1068 case NL80211_IFTYPE_STATION:
1069 priv->bss_mode = type;
1070 priv->sec_info.authentication_mode =
1071 NL80211_AUTHTYPE_OPEN_SYSTEM;
1072 dev->ieee80211_ptr->iftype = type;
1073 mwifiex_deauthenticate(priv, NULL);
1074 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1075 HostCmd_ACT_GEN_SET, 0, NULL,
1077 case NL80211_IFTYPE_P2P_CLIENT:
1078 case NL80211_IFTYPE_P2P_GO:
1079 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1080 type, flags, params);
1081 case NL80211_IFTYPE_AP:
1082 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1084 case NL80211_IFTYPE_UNSPECIFIED:
1085 mwifiex_dbg(priv->adapter, INFO,
1086 "%s: kept type as IBSS\n", dev->name);
1087 case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */
1090 mwifiex_dbg(priv->adapter, ERROR,
1091 "%s: changing to %d not supported\n",
1096 case NL80211_IFTYPE_STATION:
1098 case NL80211_IFTYPE_ADHOC:
1099 priv->bss_mode = type;
1100 priv->sec_info.authentication_mode =
1101 NL80211_AUTHTYPE_OPEN_SYSTEM;
1102 dev->ieee80211_ptr->iftype = type;
1103 mwifiex_deauthenticate(priv, NULL);
1104 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1105 HostCmd_ACT_GEN_SET, 0, NULL,
1107 case NL80211_IFTYPE_P2P_CLIENT:
1108 case NL80211_IFTYPE_P2P_GO:
1109 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1110 type, flags, params);
1111 case NL80211_IFTYPE_AP:
1112 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1114 case NL80211_IFTYPE_UNSPECIFIED:
1115 mwifiex_dbg(priv->adapter, INFO,
1116 "%s: kept type as STA\n", dev->name);
1117 case NL80211_IFTYPE_STATION: /* This shouldn't happen */
1120 mwifiex_dbg(priv->adapter, ERROR,
1121 "%s: changing to %d not supported\n",
1126 case NL80211_IFTYPE_AP:
1128 case NL80211_IFTYPE_ADHOC:
1129 case NL80211_IFTYPE_STATION:
1130 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1134 case NL80211_IFTYPE_P2P_CLIENT:
1135 case NL80211_IFTYPE_P2P_GO:
1136 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1137 type, flags, params);
1138 case NL80211_IFTYPE_UNSPECIFIED:
1139 mwifiex_dbg(priv->adapter, INFO,
1140 "%s: kept type as AP\n", dev->name);
1141 case NL80211_IFTYPE_AP: /* This shouldn't happen */
1144 mwifiex_dbg(priv->adapter, ERROR,
1145 "%s: changing to %d not supported\n",
1150 case NL80211_IFTYPE_P2P_CLIENT:
1151 case NL80211_IFTYPE_P2P_GO:
1153 case NL80211_IFTYPE_STATION:
1154 if (mwifiex_cfg80211_deinit_p2p(priv))
1156 priv->adapter->curr_iface_comb.p2p_intf--;
1157 priv->adapter->curr_iface_comb.sta_intf++;
1158 dev->ieee80211_ptr->iftype = type;
1160 case NL80211_IFTYPE_ADHOC:
1161 if (mwifiex_cfg80211_deinit_p2p(priv))
1163 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1167 case NL80211_IFTYPE_AP:
1168 if (mwifiex_cfg80211_deinit_p2p(priv))
1170 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1172 case NL80211_IFTYPE_UNSPECIFIED:
1173 mwifiex_dbg(priv->adapter, INFO,
1174 "%s: kept type as P2P\n", dev->name);
1175 case NL80211_IFTYPE_P2P_CLIENT:
1176 case NL80211_IFTYPE_P2P_GO:
1179 mwifiex_dbg(priv->adapter, ERROR,
1180 "%s: changing to %d not supported\n",
1186 mwifiex_dbg(priv->adapter, ERROR,
1187 "%s: unknown iftype: %d\n",
1188 dev->name, dev->ieee80211_ptr->iftype);
1197 mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo,
1198 struct rate_info *rate)
1200 struct mwifiex_adapter *adapter = priv->adapter;
1202 if (adapter->is_hw_11ac_capable) {
1203 /* bit[1-0]: 00=LG 01=HT 10=VHT */
1204 if (tx_htinfo & BIT(0)) {
1206 rate->mcs = priv->tx_rate;
1207 rate->flags |= RATE_INFO_FLAGS_MCS;
1209 if (tx_htinfo & BIT(1)) {
1211 rate->mcs = priv->tx_rate & 0x0F;
1212 rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
1215 if (tx_htinfo & (BIT(1) | BIT(0))) {
1217 switch (tx_htinfo & (BIT(3) | BIT(2))) {
1219 rate->bw = RATE_INFO_BW_20;
1222 rate->bw = RATE_INFO_BW_40;
1225 rate->bw = RATE_INFO_BW_80;
1227 case (BIT(3) | BIT(2)):
1228 rate->bw = RATE_INFO_BW_160;
1232 if (tx_htinfo & BIT(4))
1233 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1235 if ((priv->tx_rate >> 4) == 1)
1242 * Bit 0 in tx_htinfo indicates that current Tx rate
1243 * is 11n rate. Valid MCS index values for us are 0 to 15.
1245 if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) {
1246 rate->mcs = priv->tx_rate;
1247 rate->flags |= RATE_INFO_FLAGS_MCS;
1248 rate->bw = RATE_INFO_BW_20;
1249 if (tx_htinfo & BIT(1))
1250 rate->bw = RATE_INFO_BW_40;
1251 if (tx_htinfo & BIT(2))
1252 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1258 * This function dumps the station information on a buffer.
1260 * The following information are shown -
1261 * - Total bytes transmitted
1262 * - Total bytes received
1263 * - Total packets transmitted
1264 * - Total packets received
1265 * - Signal quality level
1266 * - Transmission rate
1269 mwifiex_dump_station_info(struct mwifiex_private *priv,
1270 struct mwifiex_sta_node *node,
1271 struct station_info *sinfo)
1275 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | BIT(NL80211_STA_INFO_TX_BYTES) |
1276 BIT(NL80211_STA_INFO_RX_PACKETS) | BIT(NL80211_STA_INFO_TX_PACKETS) |
1277 BIT(NL80211_STA_INFO_TX_BITRATE) |
1278 BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG);
1280 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1284 sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME) |
1285 BIT(NL80211_STA_INFO_TX_FAILED);
1286 sinfo->inactive_time =
1287 jiffies_to_msecs(jiffies - node->stats.last_rx);
1289 sinfo->signal = node->stats.rssi;
1290 sinfo->signal_avg = node->stats.rssi;
1291 sinfo->rx_bytes = node->stats.rx_bytes;
1292 sinfo->tx_bytes = node->stats.tx_bytes;
1293 sinfo->rx_packets = node->stats.rx_packets;
1294 sinfo->tx_packets = node->stats.tx_packets;
1295 sinfo->tx_failed = node->stats.tx_failed;
1297 mwifiex_parse_htinfo(priv, node->stats.last_tx_htinfo,
1299 sinfo->txrate.legacy = node->stats.last_tx_rate * 5;
1304 /* Get signal information from the firmware */
1305 if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
1306 HostCmd_ACT_GEN_GET, 0, NULL, true)) {
1307 mwifiex_dbg(priv->adapter, ERROR,
1308 "failed to get signal information\n");
1312 if (mwifiex_drv_get_data_rate(priv, &rate)) {
1313 mwifiex_dbg(priv->adapter, ERROR,
1314 "getting data rate error\n");
1318 /* Get DTIM period information from firmware */
1319 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
1320 HostCmd_ACT_GEN_GET, DTIM_PERIOD_I,
1321 &priv->dtim_period, true);
1323 mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate);
1325 sinfo->signal_avg = priv->bcn_rssi_avg;
1326 sinfo->rx_bytes = priv->stats.rx_bytes;
1327 sinfo->tx_bytes = priv->stats.tx_bytes;
1328 sinfo->rx_packets = priv->stats.rx_packets;
1329 sinfo->tx_packets = priv->stats.tx_packets;
1330 sinfo->signal = priv->bcn_rssi_avg;
1331 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
1332 sinfo->txrate.legacy = rate * 5;
1334 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
1335 sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM);
1336 sinfo->bss_param.flags = 0;
1337 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1338 WLAN_CAPABILITY_SHORT_PREAMBLE)
1339 sinfo->bss_param.flags |=
1340 BSS_PARAM_FLAGS_SHORT_PREAMBLE;
1341 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1342 WLAN_CAPABILITY_SHORT_SLOT_TIME)
1343 sinfo->bss_param.flags |=
1344 BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
1345 sinfo->bss_param.dtim_period = priv->dtim_period;
1346 sinfo->bss_param.beacon_interval =
1347 priv->curr_bss_params.bss_descriptor.beacon_period;
1354 * CFG802.11 operation handler to get station information.
1356 * This function only works in connected mode, and dumps the
1357 * requested station information, if available.
1360 mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
1361 const u8 *mac, struct station_info *sinfo)
1363 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1365 if (!priv->media_connected)
1367 if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
1370 return mwifiex_dump_station_info(priv, NULL, sinfo);
1374 * CFG802.11 operation handler to dump station information.
1377 mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
1378 int idx, u8 *mac, struct station_info *sinfo)
1380 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1381 static struct mwifiex_sta_node *node;
1383 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1384 priv->media_connected && idx == 0) {
1385 ether_addr_copy(mac, priv->cfg_bssid);
1386 return mwifiex_dump_station_info(priv, NULL, sinfo);
1387 } else if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1388 mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST,
1389 HostCmd_ACT_GEN_GET, 0, NULL, true);
1391 if (node && (&node->list == &priv->sta_list)) {
1396 node = list_prepare_entry(node, &priv->sta_list, list);
1397 list_for_each_entry_continue(node, &priv->sta_list, list) {
1398 ether_addr_copy(mac, node->mac_addr);
1399 return mwifiex_dump_station_info(priv, node, sinfo);
1407 mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
1408 int idx, struct survey_info *survey)
1410 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1411 struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats;
1412 enum ieee80211_band band;
1414 mwifiex_dbg(priv->adapter, DUMP, "dump_survey idx=%d\n", idx);
1416 memset(survey, 0, sizeof(struct survey_info));
1418 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1419 priv->media_connected && idx == 0) {
1420 u8 curr_bss_band = priv->curr_bss_params.band;
1421 u32 chan = priv->curr_bss_params.bss_descriptor.channel;
1423 band = mwifiex_band_to_radio_type(curr_bss_band);
1424 survey->channel = ieee80211_get_channel(wiphy,
1425 ieee80211_channel_to_frequency(chan, band));
1427 if (priv->bcn_nf_last) {
1428 survey->filled = SURVEY_INFO_NOISE_DBM;
1429 survey->noise = priv->bcn_nf_last;
1434 if (idx >= priv->adapter->num_in_chan_stats)
1437 if (!pchan_stats[idx].cca_scan_dur)
1440 band = pchan_stats[idx].bandcfg;
1441 survey->channel = ieee80211_get_channel(wiphy,
1442 ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band));
1443 survey->filled = SURVEY_INFO_NOISE_DBM |
1445 SURVEY_INFO_TIME_BUSY;
1446 survey->noise = pchan_stats[idx].noise;
1447 survey->time = pchan_stats[idx].cca_scan_dur;
1448 survey->time_busy = pchan_stats[idx].cca_busy_dur;
1453 /* Supported rates to be advertised to the cfg80211 */
1454 static struct ieee80211_rate mwifiex_rates[] = {
1455 {.bitrate = 10, .hw_value = 2, },
1456 {.bitrate = 20, .hw_value = 4, },
1457 {.bitrate = 55, .hw_value = 11, },
1458 {.bitrate = 110, .hw_value = 22, },
1459 {.bitrate = 60, .hw_value = 12, },
1460 {.bitrate = 90, .hw_value = 18, },
1461 {.bitrate = 120, .hw_value = 24, },
1462 {.bitrate = 180, .hw_value = 36, },
1463 {.bitrate = 240, .hw_value = 48, },
1464 {.bitrate = 360, .hw_value = 72, },
1465 {.bitrate = 480, .hw_value = 96, },
1466 {.bitrate = 540, .hw_value = 108, },
1469 /* Channel definitions to be advertised to cfg80211 */
1470 static struct ieee80211_channel mwifiex_channels_2ghz[] = {
1471 {.center_freq = 2412, .hw_value = 1, },
1472 {.center_freq = 2417, .hw_value = 2, },
1473 {.center_freq = 2422, .hw_value = 3, },
1474 {.center_freq = 2427, .hw_value = 4, },
1475 {.center_freq = 2432, .hw_value = 5, },
1476 {.center_freq = 2437, .hw_value = 6, },
1477 {.center_freq = 2442, .hw_value = 7, },
1478 {.center_freq = 2447, .hw_value = 8, },
1479 {.center_freq = 2452, .hw_value = 9, },
1480 {.center_freq = 2457, .hw_value = 10, },
1481 {.center_freq = 2462, .hw_value = 11, },
1482 {.center_freq = 2467, .hw_value = 12, },
1483 {.center_freq = 2472, .hw_value = 13, },
1484 {.center_freq = 2484, .hw_value = 14, },
1487 static struct ieee80211_supported_band mwifiex_band_2ghz = {
1488 .channels = mwifiex_channels_2ghz,
1489 .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
1490 .bitrates = mwifiex_rates,
1491 .n_bitrates = ARRAY_SIZE(mwifiex_rates),
1494 static struct ieee80211_channel mwifiex_channels_5ghz[] = {
1495 {.center_freq = 5040, .hw_value = 8, },
1496 {.center_freq = 5060, .hw_value = 12, },
1497 {.center_freq = 5080, .hw_value = 16, },
1498 {.center_freq = 5170, .hw_value = 34, },
1499 {.center_freq = 5190, .hw_value = 38, },
1500 {.center_freq = 5210, .hw_value = 42, },
1501 {.center_freq = 5230, .hw_value = 46, },
1502 {.center_freq = 5180, .hw_value = 36, },
1503 {.center_freq = 5200, .hw_value = 40, },
1504 {.center_freq = 5220, .hw_value = 44, },
1505 {.center_freq = 5240, .hw_value = 48, },
1506 {.center_freq = 5260, .hw_value = 52, },
1507 {.center_freq = 5280, .hw_value = 56, },
1508 {.center_freq = 5300, .hw_value = 60, },
1509 {.center_freq = 5320, .hw_value = 64, },
1510 {.center_freq = 5500, .hw_value = 100, },
1511 {.center_freq = 5520, .hw_value = 104, },
1512 {.center_freq = 5540, .hw_value = 108, },
1513 {.center_freq = 5560, .hw_value = 112, },
1514 {.center_freq = 5580, .hw_value = 116, },
1515 {.center_freq = 5600, .hw_value = 120, },
1516 {.center_freq = 5620, .hw_value = 124, },
1517 {.center_freq = 5640, .hw_value = 128, },
1518 {.center_freq = 5660, .hw_value = 132, },
1519 {.center_freq = 5680, .hw_value = 136, },
1520 {.center_freq = 5700, .hw_value = 140, },
1521 {.center_freq = 5745, .hw_value = 149, },
1522 {.center_freq = 5765, .hw_value = 153, },
1523 {.center_freq = 5785, .hw_value = 157, },
1524 {.center_freq = 5805, .hw_value = 161, },
1525 {.center_freq = 5825, .hw_value = 165, },
1528 static struct ieee80211_supported_band mwifiex_band_5ghz = {
1529 .channels = mwifiex_channels_5ghz,
1530 .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz),
1531 .bitrates = mwifiex_rates + 4,
1532 .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4,
1536 /* Supported crypto cipher suits to be advertised to cfg80211 */
1537 static const u32 mwifiex_cipher_suites[] = {
1538 WLAN_CIPHER_SUITE_WEP40,
1539 WLAN_CIPHER_SUITE_WEP104,
1540 WLAN_CIPHER_SUITE_TKIP,
1541 WLAN_CIPHER_SUITE_CCMP,
1542 WLAN_CIPHER_SUITE_SMS4,
1543 WLAN_CIPHER_SUITE_AES_CMAC,
1546 /* Supported mgmt frame types to be advertised to cfg80211 */
1547 static const struct ieee80211_txrx_stypes
1548 mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = {
1549 [NL80211_IFTYPE_STATION] = {
1550 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1551 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1552 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1553 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1555 [NL80211_IFTYPE_AP] = {
1556 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1557 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1558 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1559 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1561 [NL80211_IFTYPE_P2P_CLIENT] = {
1562 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1563 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1564 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1565 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1567 [NL80211_IFTYPE_P2P_GO] = {
1568 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1569 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1570 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1571 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1576 * CFG802.11 operation handler for setting bit rates.
1578 * Function configures data rates to firmware using bitrate mask
1579 * provided by cfg80211.
1581 static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
1582 struct net_device *dev,
1584 const struct cfg80211_bitrate_mask *mask)
1586 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1587 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
1588 enum ieee80211_band band;
1589 struct mwifiex_adapter *adapter = priv->adapter;
1591 if (!priv->media_connected) {
1592 mwifiex_dbg(adapter, ERROR,
1593 "Can not set Tx data rate in disconnected state\n");
1597 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
1599 memset(bitmap_rates, 0, sizeof(bitmap_rates));
1601 /* Fill HR/DSSS rates. */
1602 if (band == IEEE80211_BAND_2GHZ)
1603 bitmap_rates[0] = mask->control[band].legacy & 0x000f;
1605 /* Fill OFDM rates */
1606 if (band == IEEE80211_BAND_2GHZ)
1607 bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
1609 bitmap_rates[1] = mask->control[band].legacy;
1611 /* Fill HT MCS rates */
1612 bitmap_rates[2] = mask->control[band].ht_mcs[0];
1613 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1614 bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8;
1616 /* Fill VHT MCS rates */
1617 if (adapter->fw_api_ver == MWIFIEX_FW_V15) {
1618 bitmap_rates[10] = mask->control[band].vht_mcs[0];
1619 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1620 bitmap_rates[11] = mask->control[band].vht_mcs[1];
1623 return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
1624 HostCmd_ACT_GEN_SET, 0, bitmap_rates, true);
1628 * CFG802.11 operation handler for connection quality monitoring.
1630 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1633 static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
1634 struct net_device *dev,
1635 s32 rssi_thold, u32 rssi_hyst)
1637 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1638 struct mwifiex_ds_misc_subsc_evt subsc_evt;
1640 priv->cqm_rssi_thold = rssi_thold;
1641 priv->cqm_rssi_hyst = rssi_hyst;
1643 memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
1644 subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
1646 /* Subscribe/unsubscribe low and high rssi events */
1647 if (rssi_thold && rssi_hyst) {
1648 subsc_evt.action = HostCmd_ACT_BITWISE_SET;
1649 subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold);
1650 subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold);
1651 subsc_evt.bcn_l_rssi_cfg.evt_freq = 1;
1652 subsc_evt.bcn_h_rssi_cfg.evt_freq = 1;
1653 return mwifiex_send_cmd(priv,
1654 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1655 0, 0, &subsc_evt, true);
1657 subsc_evt.action = HostCmd_ACT_BITWISE_CLR;
1658 return mwifiex_send_cmd(priv,
1659 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1660 0, 0, &subsc_evt, true);
1666 /* cfg80211 operation handler for change_beacon.
1667 * Function retrieves and sets modified management IEs to FW.
1669 static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy,
1670 struct net_device *dev,
1671 struct cfg80211_beacon_data *data)
1673 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1675 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) {
1676 mwifiex_dbg(priv->adapter, ERROR,
1677 "%s: bss_type mismatched\n", __func__);
1681 if (!priv->bss_started) {
1682 mwifiex_dbg(priv->adapter, ERROR,
1683 "%s: bss not started\n", __func__);
1687 if (mwifiex_set_mgmt_ies(priv, data)) {
1688 mwifiex_dbg(priv->adapter, ERROR,
1689 "%s: setting mgmt ies failed\n", __func__);
1696 /* cfg80211 operation handler for del_station.
1697 * Function deauthenticates station which value is provided in mac parameter.
1698 * If mac is NULL/broadcast, all stations in associated station list are
1699 * deauthenticated. If bss is not started or there are no stations in
1700 * associated stations list, no action is taken.
1703 mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1704 struct station_del_parameters *params)
1706 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1707 struct mwifiex_sta_node *sta_node;
1708 u8 deauth_mac[ETH_ALEN];
1709 unsigned long flags;
1711 if (!priv->bss_started && priv->wdev.cac_started) {
1712 mwifiex_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__);
1713 mwifiex_abort_cac(priv);
1716 if (list_empty(&priv->sta_list) || !priv->bss_started)
1719 if (!params->mac || is_broadcast_ether_addr(params->mac))
1722 mwifiex_dbg(priv->adapter, INFO, "%s: mac address %pM\n",
1723 __func__, params->mac);
1725 eth_zero_addr(deauth_mac);
1727 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
1728 sta_node = mwifiex_get_sta_entry(priv, params->mac);
1730 ether_addr_copy(deauth_mac, params->mac);
1731 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
1733 if (is_valid_ether_addr(deauth_mac)) {
1734 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH,
1735 HostCmd_ACT_GEN_SET, 0,
1744 mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
1746 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1747 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1748 MWIFIEX_BSS_ROLE_ANY);
1749 struct mwifiex_ds_ant_cfg ant_cfg;
1751 if (!tx_ant || !rx_ant)
1754 if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) {
1755 /* Not a MIMO chip. User should provide specific antenna number
1756 * for Tx/Rx path or enable all antennas for diversity
1758 if (tx_ant != rx_ant)
1761 if ((tx_ant & (tx_ant - 1)) &&
1762 (tx_ant != BIT(adapter->number_of_antenna) - 1))
1765 if ((tx_ant == BIT(adapter->number_of_antenna) - 1) &&
1766 (priv->adapter->number_of_antenna > 1)) {
1767 tx_ant = RF_ANTENNA_AUTO;
1768 rx_ant = RF_ANTENNA_AUTO;
1771 struct ieee80211_sta_ht_cap *ht_info;
1773 enum ieee80211_band band;
1775 if ((tx_ant == 0x1 && rx_ant == 0x1)) {
1776 adapter->user_dev_mcs_support = HT_STREAM_1X1;
1777 if (adapter->is_hw_11ac_capable)
1778 adapter->usr_dot_11ac_mcs_support =
1779 MWIFIEX_11AC_MCS_MAP_1X1;
1781 adapter->user_dev_mcs_support = HT_STREAM_2X2;
1782 if (adapter->is_hw_11ac_capable)
1783 adapter->usr_dot_11ac_mcs_support =
1784 MWIFIEX_11AC_MCS_MAP_2X2;
1787 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1788 if (!adapter->wiphy->bands[band])
1791 ht_info = &adapter->wiphy->bands[band]->ht_cap;
1793 GET_RXMCSSUPP(adapter->user_dev_mcs_support);
1794 memset(&ht_info->mcs, 0, adapter->number_of_antenna);
1795 memset(&ht_info->mcs, 0xff, rx_mcs_supp);
1799 ant_cfg.tx_ant = tx_ant;
1800 ant_cfg.rx_ant = rx_ant;
1802 return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA,
1803 HostCmd_ACT_GEN_SET, 0, &ant_cfg, true);
1806 /* cfg80211 operation handler for stop ap.
1807 * Function stops BSS running at uAP interface.
1809 static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1811 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1813 mwifiex_abort_cac(priv);
1815 if (mwifiex_del_mgmt_ies(priv))
1816 mwifiex_dbg(priv->adapter, ERROR,
1817 "Failed to delete mgmt IEs!\n");
1819 priv->ap_11n_enabled = 0;
1820 memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg));
1822 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
1823 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
1824 mwifiex_dbg(priv->adapter, ERROR,
1825 "Failed to stop the BSS\n");
1829 if (mwifiex_send_cmd(priv, HOST_CMD_APCMD_SYS_RESET,
1830 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
1831 mwifiex_dbg(priv->adapter, ERROR,
1832 "Failed to reset BSS\n");
1836 if (netif_carrier_ok(priv->netdev))
1837 netif_carrier_off(priv->netdev);
1838 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
1843 /* cfg80211 operation handler for start_ap.
1844 * Function sets beacon period, DTIM period, SSID and security into
1845 * AP config structure.
1846 * AP is configured with these settings and BSS is started.
1848 static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
1849 struct net_device *dev,
1850 struct cfg80211_ap_settings *params)
1852 struct mwifiex_uap_bss_param *bss_cfg;
1853 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1855 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
1858 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
1862 mwifiex_set_sys_config_invalid_data(bss_cfg);
1864 if (params->beacon_interval)
1865 bss_cfg->beacon_period = params->beacon_interval;
1866 if (params->dtim_period)
1867 bss_cfg->dtim_period = params->dtim_period;
1869 if (params->ssid && params->ssid_len) {
1870 memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
1871 bss_cfg->ssid.ssid_len = params->ssid_len;
1873 if (params->inactivity_timeout > 0) {
1874 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
1875 bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout;
1876 bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout;
1879 switch (params->hidden_ssid) {
1880 case NL80211_HIDDEN_SSID_NOT_IN_USE:
1881 bss_cfg->bcast_ssid_ctl = 1;
1883 case NL80211_HIDDEN_SSID_ZERO_LEN:
1884 bss_cfg->bcast_ssid_ctl = 0;
1886 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
1887 /* firmware doesn't support this type of hidden SSID */
1893 mwifiex_uap_set_channel(priv, bss_cfg, params->chandef);
1894 mwifiex_set_uap_rates(bss_cfg, params);
1896 if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
1898 mwifiex_dbg(priv->adapter, ERROR,
1899 "Failed to parse secuirty parameters!\n");
1903 mwifiex_set_ht_params(priv, bss_cfg, params);
1905 if (priv->adapter->is_hw_11ac_capable) {
1906 mwifiex_set_vht_params(priv, bss_cfg, params);
1907 mwifiex_set_vht_width(priv, params->chandef.width,
1908 priv->ap_11ac_enabled);
1911 if (priv->ap_11ac_enabled)
1912 mwifiex_set_11ac_ba_params(priv);
1914 mwifiex_set_ba_params(priv);
1916 mwifiex_set_wmm_params(priv, bss_cfg, params);
1918 if (mwifiex_is_11h_active(priv))
1919 mwifiex_set_tpc_params(priv, bss_cfg, params);
1921 if (mwifiex_is_11h_active(priv) &&
1922 !cfg80211_chandef_dfs_required(wiphy, ¶ms->chandef,
1924 mwifiex_dbg(priv->adapter, INFO,
1925 "Disable 11h extensions in FW\n");
1926 if (mwifiex_11h_activate(priv, false)) {
1927 mwifiex_dbg(priv->adapter, ERROR,
1928 "Failed to disable 11h extensions!!");
1931 priv->state_11h.is_11h_active = false;
1934 if (mwifiex_config_start_uap(priv, bss_cfg)) {
1935 mwifiex_dbg(priv->adapter, ERROR,
1936 "Failed to start AP\n");
1941 if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon))
1944 if (!netif_carrier_ok(priv->netdev))
1945 netif_carrier_on(priv->netdev);
1946 mwifiex_wake_up_net_dev_queue(priv->netdev, priv->adapter);
1948 memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg));
1954 * CFG802.11 operation handler for disconnection request.
1956 * This function does not work when there is already a disconnection
1957 * procedure going on.
1960 mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
1963 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1965 if (!mwifiex_stop_bg_scan(priv))
1966 cfg80211_sched_scan_stopped_rtnl(priv->wdev.wiphy);
1968 if (mwifiex_deauthenticate(priv, NULL))
1971 mwifiex_dbg(priv->adapter, MSG,
1972 "info: successfully disconnected from %pM:\t"
1973 "reason code %d\n", priv->cfg_bssid, reason_code);
1975 eth_zero_addr(priv->cfg_bssid);
1976 priv->hs2_enabled = false;
1982 * This function informs the CFG802.11 subsystem of a new IBSS.
1984 * The following information are sent to the CFG802.11 subsystem
1985 * to register the new IBSS. If we do not register the new IBSS,
1986 * a kernel panic will result.
1992 static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
1994 struct ieee80211_channel *chan;
1995 struct mwifiex_bss_info bss_info;
1996 struct cfg80211_bss *bss;
1998 u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
1999 enum ieee80211_band band;
2001 if (mwifiex_get_bss_info(priv, &bss_info))
2004 ie_buf[0] = WLAN_EID_SSID;
2005 ie_buf[1] = bss_info.ssid.ssid_len;
2007 memcpy(&ie_buf[sizeof(struct ieee_types_header)],
2008 &bss_info.ssid.ssid, bss_info.ssid.ssid_len);
2009 ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
2011 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
2012 chan = __ieee80211_get_channel(priv->wdev.wiphy,
2013 ieee80211_channel_to_frequency(bss_info.bss_chan,
2016 bss = cfg80211_inform_bss(priv->wdev.wiphy, chan,
2017 CFG80211_BSS_FTYPE_UNKNOWN,
2018 bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
2019 0, ie_buf, ie_len, 0, GFP_KERNEL);
2021 cfg80211_put_bss(priv->wdev.wiphy, bss);
2022 ether_addr_copy(priv->cfg_bssid, bss_info.bssid);
2029 * This function connects with a BSS.
2031 * This function handles both Infra and Ad-Hoc modes. It also performs
2032 * validity checking on the provided parameters, disconnects from the
2033 * current BSS (if any), sets up the association/scan parameters,
2034 * including security settings, and performs specific SSID scan before
2035 * trying to connect.
2037 * For Infra mode, the function returns failure if the specified SSID
2038 * is not found in scan table. However, for Ad-Hoc mode, it can create
2039 * the IBSS if it does not exist. On successful completion in either case,
2040 * the function notifies the CFG802.11 subsystem of the new BSS connection.
2043 mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len,
2044 const u8 *ssid, const u8 *bssid, int mode,
2045 struct ieee80211_channel *channel,
2046 struct cfg80211_connect_params *sme, bool privacy)
2048 struct cfg80211_ssid req_ssid;
2049 int ret, auth_type = 0;
2050 struct cfg80211_bss *bss = NULL;
2051 u8 is_scanning_required = 0;
2053 memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
2055 req_ssid.ssid_len = ssid_len;
2056 if (ssid_len > IEEE80211_MAX_SSID_LEN) {
2057 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
2061 memcpy(req_ssid.ssid, ssid, ssid_len);
2062 if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
2063 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
2067 /* As this is new association, clear locally stored
2068 * keys and security related flags */
2069 priv->sec_info.wpa_enabled = false;
2070 priv->sec_info.wpa2_enabled = false;
2071 priv->wep_key_curr_index = 0;
2072 priv->sec_info.encryption_mode = 0;
2073 priv->sec_info.is_authtype_auto = 0;
2074 ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
2076 if (mode == NL80211_IFTYPE_ADHOC) {
2077 /* "privacy" is set only for ad-hoc mode */
2080 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
2081 * the firmware can find a matching network from the
2082 * scan. The cfg80211 does not give us the encryption
2083 * mode at this stage so just setting it to WEP here.
2085 priv->sec_info.encryption_mode =
2086 WLAN_CIPHER_SUITE_WEP104;
2087 priv->sec_info.authentication_mode =
2088 NL80211_AUTHTYPE_OPEN_SYSTEM;
2094 /* Now handle infra mode. "sme" is valid for infra mode only */
2095 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) {
2096 auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
2097 priv->sec_info.is_authtype_auto = 1;
2099 auth_type = sme->auth_type;
2102 if (sme->crypto.n_ciphers_pairwise) {
2103 priv->sec_info.encryption_mode =
2104 sme->crypto.ciphers_pairwise[0];
2105 priv->sec_info.authentication_mode = auth_type;
2108 if (sme->crypto.cipher_group) {
2109 priv->sec_info.encryption_mode = sme->crypto.cipher_group;
2110 priv->sec_info.authentication_mode = auth_type;
2113 ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
2116 if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) {
2117 mwifiex_dbg(priv->adapter, INFO,
2118 "info: setting wep encryption\t"
2119 "with key len %d\n", sme->key_len);
2120 priv->wep_key_curr_index = sme->key_idx;
2121 ret = mwifiex_set_encode(priv, NULL, sme->key,
2122 sme->key_len, sme->key_idx,
2128 * Scan entries are valid for some time (15 sec). So we can save one
2129 * active scan time if we just try cfg80211_get_bss first. If it fails
2130 * then request scan and cfg80211_get_bss() again for final output.
2133 if (is_scanning_required) {
2134 /* Do specific SSID scanning */
2135 if (mwifiex_request_scan(priv, &req_ssid)) {
2136 mwifiex_dbg(priv->adapter, ERROR, "scan error\n");
2141 /* Find the BSS we want using available scan results */
2142 if (mode == NL80211_IFTYPE_ADHOC)
2143 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
2144 bssid, ssid, ssid_len,
2145 IEEE80211_BSS_TYPE_IBSS,
2146 IEEE80211_PRIVACY_ANY);
2148 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
2149 bssid, ssid, ssid_len,
2150 IEEE80211_BSS_TYPE_ESS,
2151 IEEE80211_PRIVACY_ANY);
2154 if (is_scanning_required) {
2155 mwifiex_dbg(priv->adapter, WARN,
2156 "assoc: requested bss not found in scan results\n");
2159 is_scanning_required = 1;
2161 mwifiex_dbg(priv->adapter, MSG,
2162 "info: trying to associate to '%s' bssid %pM\n",
2163 (char *)req_ssid.ssid, bss->bssid);
2164 memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN);
2169 ret = mwifiex_bss_start(priv, bss, &req_ssid);
2173 if (mode == NL80211_IFTYPE_ADHOC) {
2174 /* Inform the BSS information to kernel, otherwise
2175 * kernel will give a panic after successful assoc */
2176 if (mwifiex_cfg80211_inform_ibss_bss(priv))
2184 * CFG802.11 operation handler for association request.
2186 * This function does not work when the current mode is set to Ad-Hoc, or
2187 * when there is already an association procedure going on. The given BSS
2188 * information is used to associate.
2191 mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
2192 struct cfg80211_connect_params *sme)
2194 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2195 struct mwifiex_adapter *adapter = priv->adapter;
2198 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) {
2199 mwifiex_dbg(adapter, ERROR,
2200 "%s: reject infra assoc request in non-STA role\n",
2205 if (priv->wdev.current_bss) {
2206 mwifiex_dbg(adapter, ERROR,
2207 "%s: already connected\n", dev->name);
2211 if (adapter->surprise_removed || adapter->is_cmd_timedout) {
2212 mwifiex_dbg(adapter, ERROR,
2213 "%s: Ignore connection.\t"
2214 "Card removed or FW in bad state\n",
2219 mwifiex_dbg(adapter, INFO,
2220 "info: Trying to associate to %s and bssid %pM\n",
2221 (char *)sme->ssid, sme->bssid);
2223 if (!mwifiex_stop_bg_scan(priv))
2224 cfg80211_sched_scan_stopped_rtnl(priv->wdev.wiphy);
2226 ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid,
2227 priv->bss_mode, sme->channel, sme, 0);
2229 cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0,
2230 NULL, 0, WLAN_STATUS_SUCCESS,
2232 mwifiex_dbg(priv->adapter, MSG,
2233 "info: associated to bssid %pM successfully\n",
2235 if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) &&
2236 priv->adapter->auto_tdls &&
2237 priv->bss_type == MWIFIEX_BSS_TYPE_STA)
2238 mwifiex_setup_auto_tdls_timer(priv);
2240 mwifiex_dbg(priv->adapter, ERROR,
2241 "info: association to bssid %pM failed\n",
2243 eth_zero_addr(priv->cfg_bssid);
2246 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2247 NULL, 0, NULL, 0, ret,
2250 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2252 WLAN_STATUS_UNSPECIFIED_FAILURE,
2260 * This function sets following parameters for ibss network.
2264 * - secondary channel offset
2266 static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
2267 struct cfg80211_ibss_params *params)
2269 struct mwifiex_adapter *adapter = priv->adapter;
2271 u8 config_bands = 0;
2273 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
2274 if (!params->basic_rates) {
2275 config_bands = BAND_B | BAND_G;
2277 for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
2279 * Rates below 6 Mbps in the table are CCK
2280 * rates; 802.11b and from 6 they are OFDM;
2283 if (mwifiex_rates[i].bitrate == 60) {
2289 if (params->basic_rates < index) {
2290 config_bands = BAND_B;
2292 config_bands = BAND_G;
2293 if (params->basic_rates % index)
2294 config_bands |= BAND_B;
2298 if (cfg80211_get_chandef_type(¶ms->chandef) !=
2300 config_bands |= BAND_G | BAND_GN;
2302 if (cfg80211_get_chandef_type(¶ms->chandef) ==
2304 config_bands = BAND_A;
2306 config_bands = BAND_AN | BAND_A;
2309 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
2310 adapter->config_bands = config_bands;
2311 adapter->adhoc_start_band = config_bands;
2313 if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
2314 adapter->adhoc_11n_enabled = true;
2316 adapter->adhoc_11n_enabled = false;
2319 adapter->sec_chan_offset =
2320 mwifiex_chan_type_to_sec_chan_offset(
2321 cfg80211_get_chandef_type(¶ms->chandef));
2322 priv->adhoc_channel = ieee80211_frequency_to_channel(
2323 params->chandef.chan->center_freq);
2325 mwifiex_dbg(adapter, INFO,
2326 "info: set ibss band %d, chan %d, chan offset %d\n",
2327 config_bands, priv->adhoc_channel,
2328 adapter->sec_chan_offset);
2334 * CFG802.11 operation handler to join an IBSS.
2336 * This function does not work in any mode other than Ad-Hoc, or if
2337 * a join operation is already in progress.
2340 mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2341 struct cfg80211_ibss_params *params)
2343 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2346 if (priv->bss_mode != NL80211_IFTYPE_ADHOC) {
2347 mwifiex_dbg(priv->adapter, ERROR,
2348 "request to join ibss received\t"
2349 "when station is not in ibss mode\n");
2353 mwifiex_dbg(priv->adapter, MSG,
2354 "info: trying to join to %s and bssid %pM\n",
2355 (char *)params->ssid, params->bssid);
2357 mwifiex_set_ibss_params(priv, params);
2359 ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
2360 params->bssid, priv->bss_mode,
2361 params->chandef.chan, NULL,
2365 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid,
2366 params->chandef.chan, GFP_KERNEL);
2367 mwifiex_dbg(priv->adapter, MSG,
2368 "info: joined/created adhoc network with bssid\t"
2369 "%pM successfully\n", priv->cfg_bssid);
2371 mwifiex_dbg(priv->adapter, ERROR,
2372 "info: failed creating/joining adhoc network\n");
2379 * CFG802.11 operation handler to leave an IBSS.
2381 * This function does not work if a leave operation is
2382 * already in progress.
2385 mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2387 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2389 mwifiex_dbg(priv->adapter, MSG, "info: disconnecting from essid %pM\n",
2391 if (mwifiex_deauthenticate(priv, NULL))
2394 eth_zero_addr(priv->cfg_bssid);
2400 * CFG802.11 operation handler for scan request.
2402 * This function issues a scan request to the firmware based upon
2403 * the user specified scan configuration. On successful completion,
2404 * it also informs the results.
2407 mwifiex_cfg80211_scan(struct wiphy *wiphy,
2408 struct cfg80211_scan_request *request)
2410 struct net_device *dev = request->wdev->netdev;
2411 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2413 struct ieee80211_channel *chan;
2414 struct ieee_types_header *ie;
2415 struct mwifiex_user_scan_cfg *user_scan_cfg;
2417 mwifiex_dbg(priv->adapter, CMD,
2418 "info: received scan request on %s\n", dev->name);
2420 /* Block scan request if scan operation or scan cleanup when interface
2421 * is disabled is in process
2423 if (priv->scan_request || priv->scan_aborting) {
2424 mwifiex_dbg(priv->adapter, WARN,
2425 "cmd: Scan already in process..\n");
2429 if (!mwifiex_stop_bg_scan(priv))
2430 cfg80211_sched_scan_stopped_rtnl(priv->wdev.wiphy);
2432 user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL);
2436 priv->scan_request = request;
2438 user_scan_cfg->num_ssids = request->n_ssids;
2439 user_scan_cfg->ssid_list = request->ssids;
2441 if (request->ie && request->ie_len) {
2443 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2444 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2446 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN;
2447 ie = (struct ieee_types_header *)(request->ie + offset);
2448 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2449 offset += sizeof(*ie) + ie->len;
2451 if (offset >= request->ie_len)
2456 for (i = 0; i < min_t(u32, request->n_channels,
2457 MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
2458 chan = request->channels[i];
2459 user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
2460 user_scan_cfg->chan_list[i].radio_type = chan->band;
2462 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
2463 user_scan_cfg->chan_list[i].scan_type =
2464 MWIFIEX_SCAN_TYPE_PASSIVE;
2466 user_scan_cfg->chan_list[i].scan_type =
2467 MWIFIEX_SCAN_TYPE_ACTIVE;
2469 user_scan_cfg->chan_list[i].scan_time = 0;
2472 if (priv->adapter->scan_chan_gap_enabled &&
2473 mwifiex_is_any_intf_active(priv))
2474 user_scan_cfg->scan_chan_gap =
2475 priv->adapter->scan_chan_gap_time;
2477 ret = mwifiex_scan_networks(priv, user_scan_cfg);
2478 kfree(user_scan_cfg);
2480 mwifiex_dbg(priv->adapter, ERROR,
2481 "scan failed: %d\n", ret);
2482 priv->scan_aborting = false;
2483 priv->scan_request = NULL;
2487 if (request->ie && request->ie_len) {
2488 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2489 if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) {
2490 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR;
2491 memset(&priv->vs_ie[i].ie, 0,
2492 MWIFIEX_MAX_VSIE_LEN);
2499 /* CFG802.11 operation handler for sched_scan_start.
2501 * This function issues a bgscan config request to the firmware based upon
2502 * the user specified sched_scan configuration. On successful completion,
2503 * firmware will generate BGSCAN_REPORT event, driver should issue bgscan
2504 * query command to get sched_scan results from firmware.
2507 mwifiex_cfg80211_sched_scan_start(struct wiphy *wiphy,
2508 struct net_device *dev,
2509 struct cfg80211_sched_scan_request *request)
2511 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2513 struct ieee80211_channel *chan;
2514 struct mwifiex_bg_scan_cfg *bgscan_cfg;
2515 struct ieee_types_header *ie;
2517 if (!request || (!request->n_ssids && !request->n_match_sets)) {
2518 wiphy_err(wiphy, "%s : Invalid Sched_scan parameters",
2523 wiphy_info(wiphy, "sched_scan start : n_ssids=%d n_match_sets=%d ",
2524 request->n_ssids, request->n_match_sets);
2525 wiphy_info(wiphy, "n_channels=%d interval=%d ie_len=%d\n",
2526 request->n_channels, request->scan_plans->interval,
2527 (int)request->ie_len);
2529 bgscan_cfg = kzalloc(sizeof(*bgscan_cfg), GFP_KERNEL);
2533 if (priv->scan_request || priv->scan_aborting)
2534 bgscan_cfg->start_later = true;
2536 bgscan_cfg->num_ssids = request->n_match_sets;
2537 bgscan_cfg->ssid_list = request->match_sets;
2539 if (request->ie && request->ie_len) {
2541 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2542 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2544 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_BGSCAN;
2545 ie = (struct ieee_types_header *)(request->ie + offset);
2546 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2547 offset += sizeof(*ie) + ie->len;
2549 if (offset >= request->ie_len)
2554 for (i = 0; i < min_t(u32, request->n_channels,
2555 MWIFIEX_BG_SCAN_CHAN_MAX); i++) {
2556 chan = request->channels[i];
2557 bgscan_cfg->chan_list[i].chan_number = chan->hw_value;
2558 bgscan_cfg->chan_list[i].radio_type = chan->band;
2560 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
2561 bgscan_cfg->chan_list[i].scan_type =
2562 MWIFIEX_SCAN_TYPE_PASSIVE;
2564 bgscan_cfg->chan_list[i].scan_type =
2565 MWIFIEX_SCAN_TYPE_ACTIVE;
2567 bgscan_cfg->chan_list[i].scan_time = 0;
2570 bgscan_cfg->chan_per_scan = min_t(u32, request->n_channels,
2571 MWIFIEX_BG_SCAN_CHAN_MAX);
2573 /* Use at least 15 second for per scan cycle */
2574 bgscan_cfg->scan_interval = (request->scan_plans->interval >
2575 MWIFIEX_BGSCAN_INTERVAL) ?
2576 request->scan_plans->interval :
2577 MWIFIEX_BGSCAN_INTERVAL;
2579 bgscan_cfg->repeat_count = MWIFIEX_BGSCAN_REPEAT_COUNT;
2580 bgscan_cfg->report_condition = MWIFIEX_BGSCAN_SSID_MATCH |
2581 MWIFIEX_BGSCAN_WAIT_ALL_CHAN_DONE;
2582 bgscan_cfg->bss_type = MWIFIEX_BSS_MODE_INFRA;
2583 bgscan_cfg->action = MWIFIEX_BGSCAN_ACT_SET;
2584 bgscan_cfg->enable = true;
2586 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_CONFIG,
2587 HostCmd_ACT_GEN_SET, 0, bgscan_cfg, true)) {
2592 priv->sched_scanning = true;
2598 /* CFG802.11 operation handler for sched_scan_stop.
2600 * This function issues a bgscan config command to disable
2601 * previous bgscan configuration in the firmware
2603 static int mwifiex_cfg80211_sched_scan_stop(struct wiphy *wiphy,
2604 struct net_device *dev)
2606 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2608 wiphy_info(wiphy, "sched scan stop!");
2609 mwifiex_stop_bg_scan(priv);
2614 static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
2615 struct mwifiex_private *priv)
2617 struct mwifiex_adapter *adapter = priv->adapter;
2619 vht_info->vht_supported = true;
2621 vht_info->cap = adapter->hw_dot_11ac_dev_cap;
2622 /* Update MCS support for VHT */
2623 vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
2624 adapter->hw_dot_11ac_mcs_support & 0xFFFF);
2625 vht_info->vht_mcs.rx_highest = 0;
2626 vht_info->vht_mcs.tx_mcs_map = cpu_to_le16(
2627 adapter->hw_dot_11ac_mcs_support >> 16);
2628 vht_info->vht_mcs.tx_highest = 0;
2632 * This function sets up the CFG802.11 specific HT capability fields
2633 * with default values.
2635 * The following default values are set -
2636 * - HT Supported = True
2637 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2638 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2639 * - HT Capabilities supported by firmware
2640 * - MCS information, Rx mask = 0xff
2641 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2644 mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
2645 struct mwifiex_private *priv)
2648 struct ieee80211_mcs_info mcs_set;
2649 u8 *mcs = (u8 *)&mcs_set;
2650 struct mwifiex_adapter *adapter = priv->adapter;
2652 ht_info->ht_supported = true;
2653 ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2654 ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
2656 memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
2658 /* Fill HT capability information */
2659 if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2660 ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2662 ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2664 if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap))
2665 ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
2667 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20;
2669 if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap))
2670 ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
2672 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40;
2674 if (adapter->user_dev_mcs_support == HT_STREAM_2X2)
2675 ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
2677 ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
2679 if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap))
2680 ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
2682 ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
2684 if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
2685 ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
2687 ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
2689 if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
2690 ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2692 ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2694 if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
2695 ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
2697 ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
2699 ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
2700 ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
2702 rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support);
2703 /* Set MCS for 1x1/2x2 */
2704 memset(mcs, 0xff, rx_mcs_supp);
2705 /* Clear all the other values */
2706 memset(&mcs[rx_mcs_supp], 0,
2707 sizeof(struct ieee80211_mcs_info) - rx_mcs_supp);
2708 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
2709 ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2710 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2711 SETHT_MCS32(mcs_set.rx_mask);
2713 memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info));
2715 ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2719 * create a new virtual interface with the given name and name assign type
2721 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
2723 unsigned char name_assign_type,
2724 enum nl80211_iftype type,
2726 struct vif_params *params)
2728 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2729 struct mwifiex_private *priv;
2730 struct net_device *dev;
2734 return ERR_PTR(-EFAULT);
2737 case NL80211_IFTYPE_UNSPECIFIED:
2738 case NL80211_IFTYPE_STATION:
2739 case NL80211_IFTYPE_ADHOC:
2740 if (adapter->curr_iface_comb.sta_intf ==
2741 adapter->iface_limit.sta_intf) {
2742 mwifiex_dbg(adapter, ERROR,
2743 "cannot create multiple sta/adhoc ifaces\n");
2744 return ERR_PTR(-EINVAL);
2747 priv = mwifiex_get_unused_priv_by_bss_type(
2748 adapter, MWIFIEX_BSS_TYPE_STA);
2750 mwifiex_dbg(adapter, ERROR,
2751 "could not get free private struct\n");
2752 return ERR_PTR(-EFAULT);
2755 priv->wdev.wiphy = wiphy;
2756 priv->wdev.iftype = NL80211_IFTYPE_STATION;
2758 if (type == NL80211_IFTYPE_UNSPECIFIED)
2759 priv->bss_mode = NL80211_IFTYPE_STATION;
2761 priv->bss_mode = type;
2763 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
2764 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2765 priv->bss_priority = 0;
2766 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2769 case NL80211_IFTYPE_AP:
2770 if (adapter->curr_iface_comb.uap_intf ==
2771 adapter->iface_limit.uap_intf) {
2772 mwifiex_dbg(adapter, ERROR,
2773 "cannot create multiple AP ifaces\n");
2774 return ERR_PTR(-EINVAL);
2777 priv = mwifiex_get_unused_priv_by_bss_type(
2778 adapter, MWIFIEX_BSS_TYPE_UAP);
2780 mwifiex_dbg(adapter, ERROR,
2781 "could not get free private struct\n");
2782 return ERR_PTR(-EFAULT);
2785 priv->wdev.wiphy = wiphy;
2786 priv->wdev.iftype = NL80211_IFTYPE_AP;
2788 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
2789 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2790 priv->bss_priority = 0;
2791 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
2792 priv->bss_started = 0;
2793 priv->bss_mode = type;
2796 case NL80211_IFTYPE_P2P_CLIENT:
2797 if (adapter->curr_iface_comb.p2p_intf ==
2798 adapter->iface_limit.p2p_intf) {
2799 mwifiex_dbg(adapter, ERROR,
2800 "cannot create multiple P2P ifaces\n");
2801 return ERR_PTR(-EINVAL);
2804 priv = mwifiex_get_unused_priv_by_bss_type(
2805 adapter, MWIFIEX_BSS_TYPE_P2P);
2807 mwifiex_dbg(adapter, ERROR,
2808 "could not get free private struct\n");
2809 return ERR_PTR(-EFAULT);
2812 priv->wdev.wiphy = wiphy;
2813 /* At start-up, wpa_supplicant tries to change the interface
2814 * to NL80211_IFTYPE_STATION if it is not managed mode.
2816 priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT;
2817 priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
2819 /* Setting bss_type to P2P tells firmware that this interface
2820 * is receiving P2P peers found during find phase and doing
2821 * action frame handshake.
2823 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
2825 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2826 priv->bss_priority = MWIFIEX_BSS_ROLE_STA;
2827 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2828 priv->bss_started = 0;
2830 if (mwifiex_cfg80211_init_p2p_client(priv)) {
2831 memset(&priv->wdev, 0, sizeof(priv->wdev));
2832 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2833 return ERR_PTR(-EFAULT);
2838 mwifiex_dbg(adapter, ERROR, "type not supported\n");
2839 return ERR_PTR(-EINVAL);
2842 dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name,
2843 name_assign_type, ether_setup,
2844 IEEE80211_NUM_ACS, 1);
2846 mwifiex_dbg(adapter, ERROR,
2847 "no memory available for netdevice\n");
2848 memset(&priv->wdev, 0, sizeof(priv->wdev));
2849 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2850 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2851 return ERR_PTR(-ENOMEM);
2854 mwifiex_init_priv_params(priv, dev);
2857 mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv);
2858 if (adapter->is_hw_11ac_capable)
2859 mwifiex_setup_vht_caps(
2860 &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv);
2862 if (adapter->config_bands & BAND_A)
2863 mwifiex_setup_ht_caps(
2864 &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv);
2866 if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
2867 mwifiex_setup_vht_caps(
2868 &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv);
2870 dev_net_set(dev, wiphy_net(wiphy));
2871 dev->ieee80211_ptr = &priv->wdev;
2872 dev->ieee80211_ptr->iftype = priv->bss_mode;
2873 memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
2874 SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
2876 dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
2877 dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
2878 dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN;
2879 dev->ethtool_ops = &mwifiex_ethtool_ops;
2881 mdev_priv = netdev_priv(dev);
2882 *((unsigned long *) mdev_priv) = (unsigned long) priv;
2884 SET_NETDEV_DEV(dev, adapter->dev);
2886 /* Register network device */
2887 if (register_netdevice(dev)) {
2888 mwifiex_dbg(adapter, ERROR,
2889 "cannot register virtual network device\n");
2891 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2892 priv->netdev = NULL;
2893 memset(&priv->wdev, 0, sizeof(priv->wdev));
2894 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2895 return ERR_PTR(-EFAULT);
2898 priv->dfs_cac_workqueue = alloc_workqueue("MWIFIEX_DFS_CAC%s",
2901 WQ_UNBOUND, 1, name);
2902 if (!priv->dfs_cac_workqueue) {
2903 mwifiex_dbg(adapter, ERROR,
2904 "cannot register virtual network device\n");
2906 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2907 priv->netdev = NULL;
2908 memset(&priv->wdev, 0, sizeof(priv->wdev));
2909 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2910 return ERR_PTR(-ENOMEM);
2913 INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue);
2915 priv->dfs_chan_sw_workqueue = alloc_workqueue("MWIFIEX_DFS_CHSW%s",
2916 WQ_HIGHPRI | WQ_UNBOUND |
2917 WQ_MEM_RECLAIM, 1, name);
2918 if (!priv->dfs_chan_sw_workqueue) {
2919 mwifiex_dbg(adapter, ERROR,
2920 "cannot register virtual network device\n");
2922 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2923 priv->netdev = NULL;
2924 memset(&priv->wdev, 0, sizeof(priv->wdev));
2925 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2926 return ERR_PTR(-ENOMEM);
2929 INIT_DELAYED_WORK(&priv->dfs_chan_sw_work,
2930 mwifiex_dfs_chan_sw_work_queue);
2932 sema_init(&priv->async_sem, 1);
2934 mwifiex_dbg(adapter, INFO,
2935 "info: %s: Marvell 802.11 Adapter\n", dev->name);
2937 #ifdef CONFIG_DEBUG_FS
2938 mwifiex_dev_debugfs_init(priv);
2942 case NL80211_IFTYPE_UNSPECIFIED:
2943 case NL80211_IFTYPE_STATION:
2944 case NL80211_IFTYPE_ADHOC:
2945 adapter->curr_iface_comb.sta_intf++;
2947 case NL80211_IFTYPE_AP:
2948 adapter->curr_iface_comb.uap_intf++;
2950 case NL80211_IFTYPE_P2P_CLIENT:
2951 adapter->curr_iface_comb.p2p_intf++;
2954 mwifiex_dbg(adapter, ERROR, "type not supported\n");
2955 return ERR_PTR(-EINVAL);
2960 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
2963 * del_virtual_intf: remove the virtual interface determined by dev
2965 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
2967 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
2968 struct mwifiex_adapter *adapter = priv->adapter;
2969 struct sk_buff *skb, *tmp;
2971 #ifdef CONFIG_DEBUG_FS
2972 mwifiex_dev_debugfs_remove(priv);
2975 if (priv->sched_scanning)
2976 priv->sched_scanning = false;
2978 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
2980 skb_queue_walk_safe(&priv->bypass_txq, skb, tmp)
2981 mwifiex_write_data_complete(priv->adapter, skb, 0, -1);
2983 if (netif_carrier_ok(priv->netdev))
2984 netif_carrier_off(priv->netdev);
2986 if (wdev->netdev->reg_state == NETREG_REGISTERED)
2987 unregister_netdevice(wdev->netdev);
2989 if (priv->dfs_cac_workqueue) {
2990 flush_workqueue(priv->dfs_cac_workqueue);
2991 destroy_workqueue(priv->dfs_cac_workqueue);
2992 priv->dfs_cac_workqueue = NULL;
2995 if (priv->dfs_chan_sw_workqueue) {
2996 flush_workqueue(priv->dfs_chan_sw_workqueue);
2997 destroy_workqueue(priv->dfs_chan_sw_workqueue);
2998 priv->dfs_chan_sw_workqueue = NULL;
3000 /* Clear the priv in adapter */
3001 priv->netdev->ieee80211_ptr = NULL;
3002 priv->netdev = NULL;
3003 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
3005 priv->media_connected = false;
3007 switch (priv->bss_mode) {
3008 case NL80211_IFTYPE_UNSPECIFIED:
3009 case NL80211_IFTYPE_STATION:
3010 case NL80211_IFTYPE_ADHOC:
3011 adapter->curr_iface_comb.sta_intf--;
3013 case NL80211_IFTYPE_AP:
3014 adapter->curr_iface_comb.uap_intf--;
3016 case NL80211_IFTYPE_P2P_CLIENT:
3017 case NL80211_IFTYPE_P2P_GO:
3018 adapter->curr_iface_comb.p2p_intf--;
3021 mwifiex_dbg(adapter, ERROR,
3022 "del_virtual_intf: type not supported\n");
3026 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
3028 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
3029 GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP)
3030 kfree(priv->hist_data);
3034 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
3037 mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq,
3040 int j, k, valid_byte_cnt = 0;
3041 bool dont_care_byte = false;
3043 for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
3044 for (k = 0; k < 8; k++) {
3045 if (pat->mask[j] & 1 << k) {
3046 memcpy(byte_seq + valid_byte_cnt,
3047 &pat->pattern[j * 8 + k], 1);
3053 dont_care_byte = true;
3056 /* wildcard bytes record as the offset
3057 * before the valid byte
3059 if (!valid_byte_cnt && !dont_care_byte)
3062 if (valid_byte_cnt > max_byte_seq)
3067 byte_seq[max_byte_seq] = valid_byte_cnt;
3073 static void mwifiex_set_auto_arp_mef_entry(struct mwifiex_private *priv,
3074 struct mwifiex_mef_entry *mef_entry)
3076 int i, filt_num = 0, num_ipv4 = 0;
3077 struct in_device *in_dev;
3078 struct in_ifaddr *ifa;
3079 __be32 ips[MWIFIEX_MAX_SUPPORTED_IPADDR];
3080 struct mwifiex_adapter *adapter = priv->adapter;
3082 mef_entry->mode = MEF_MODE_HOST_SLEEP;
3083 mef_entry->action = MEF_ACTION_AUTO_ARP;
3085 /* Enable ARP offload feature */
3086 memset(ips, 0, sizeof(ips));
3087 for (i = 0; i < MWIFIEX_MAX_BSS_NUM; i++) {
3088 if (adapter->priv[i]->netdev) {
3089 in_dev = __in_dev_get_rtnl(adapter->priv[i]->netdev);
3092 ifa = in_dev->ifa_list;
3093 if (!ifa || !ifa->ifa_local)
3095 ips[i] = ifa->ifa_local;
3100 for (i = 0; i < num_ipv4; i++) {
3103 mef_entry->filter[filt_num].repeat = 1;
3104 memcpy(mef_entry->filter[filt_num].byte_seq,
3105 (u8 *)&ips[i], sizeof(ips[i]));
3106 mef_entry->filter[filt_num].
3107 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3109 mef_entry->filter[filt_num].offset = 46;
3110 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3112 mef_entry->filter[filt_num].filt_action =
3118 mef_entry->filter[filt_num].repeat = 1;
3119 mef_entry->filter[filt_num].byte_seq[0] = 0x08;
3120 mef_entry->filter[filt_num].byte_seq[1] = 0x06;
3121 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = 2;
3122 mef_entry->filter[filt_num].offset = 20;
3123 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3124 mef_entry->filter[filt_num].filt_action = TYPE_AND;
3127 static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private *priv,
3128 struct mwifiex_ds_mef_cfg *mef_cfg,
3129 struct mwifiex_mef_entry *mef_entry,
3130 struct cfg80211_wowlan *wowlan)
3132 int i, filt_num = 0, ret = 0;
3133 bool first_pat = true;
3134 u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1];
3135 const u8 ipv4_mc_mac[] = {0x33, 0x33};
3136 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
3138 mef_entry->mode = MEF_MODE_HOST_SLEEP;
3139 mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
3141 for (i = 0; i < wowlan->n_patterns; i++) {
3142 memset(byte_seq, 0, sizeof(byte_seq));
3143 if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
3145 MWIFIEX_MEF_MAX_BYTESEQ)) {
3146 mwifiex_dbg(priv->adapter, ERROR,
3147 "Pattern not supported\n");
3151 if (!wowlan->patterns[i].pkt_offset) {
3152 if (!(byte_seq[0] & 0x01) &&
3153 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) {
3154 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
3156 } else if (is_broadcast_ether_addr(byte_seq)) {
3157 mef_cfg->criteria |= MWIFIEX_CRITERIA_BROADCAST;
3159 } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3160 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) ||
3161 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3162 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) {
3163 mef_cfg->criteria |= MWIFIEX_CRITERIA_MULTICAST;
3167 mef_entry->filter[filt_num].repeat = 1;
3168 mef_entry->filter[filt_num].offset =
3169 wowlan->patterns[i].pkt_offset;
3170 memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
3172 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3176 mwifiex_dbg(priv->adapter, INFO, "Wake on patterns\n");
3178 mef_entry->filter[filt_num].filt_action = TYPE_AND;
3184 if (wowlan->magic_pkt) {
3185 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
3186 mef_entry->filter[filt_num].repeat = 16;
3187 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
3189 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3191 mef_entry->filter[filt_num].offset = 28;
3192 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3194 mef_entry->filter[filt_num].filt_action = TYPE_OR;
3197 mef_entry->filter[filt_num].repeat = 16;
3198 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
3200 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
3202 mef_entry->filter[filt_num].offset = 56;
3203 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3204 mef_entry->filter[filt_num].filt_action = TYPE_OR;
3205 mwifiex_dbg(priv->adapter, INFO, "Wake on magic packet\n");
3210 static int mwifiex_set_mef_filter(struct mwifiex_private *priv,
3211 struct cfg80211_wowlan *wowlan)
3213 int ret = 0, num_entries = 1;
3214 struct mwifiex_ds_mef_cfg mef_cfg;
3215 struct mwifiex_mef_entry *mef_entry;
3217 if (wowlan->n_patterns || wowlan->magic_pkt)
3220 mef_entry = kcalloc(num_entries, sizeof(*mef_entry), GFP_KERNEL);
3224 memset(&mef_cfg, 0, sizeof(mef_cfg));
3225 mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST |
3226 MWIFIEX_CRITERIA_UNICAST;
3227 mef_cfg.num_entries = num_entries;
3228 mef_cfg.mef_entry = mef_entry;
3230 mwifiex_set_auto_arp_mef_entry(priv, &mef_entry[0]);
3232 if (wowlan->n_patterns || wowlan->magic_pkt) {
3233 ret = mwifiex_set_wowlan_mef_entry(priv, &mef_cfg,
3234 &mef_entry[1], wowlan);
3239 if (!mef_cfg.criteria)
3240 mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
3241 MWIFIEX_CRITERIA_UNICAST |
3242 MWIFIEX_CRITERIA_MULTICAST;
3244 ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG,
3245 HostCmd_ACT_GEN_SET, 0,
3253 static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
3254 struct cfg80211_wowlan *wowlan)
3256 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3257 struct mwifiex_ds_hs_cfg hs_cfg;
3259 struct mwifiex_private *priv;
3261 for (i = 0; i < adapter->priv_num; i++) {
3262 priv = adapter->priv[i];
3263 mwifiex_abort_cac(priv);
3266 mwifiex_cancel_all_pending_cmd(adapter);
3269 mwifiex_dbg(adapter, ERROR,
3270 "None of the WOWLAN triggers enabled\n");
3274 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3276 if (!priv->media_connected && !wowlan->nd_config) {
3277 mwifiex_dbg(adapter, ERROR,
3278 "Can not configure WOWLAN in disconnected state\n");
3282 ret = mwifiex_set_mef_filter(priv, wowlan);
3284 mwifiex_dbg(adapter, ERROR, "Failed to set MEF filter\n");
3288 memset(&hs_cfg, 0, sizeof(hs_cfg));
3289 hs_cfg.conditions = le32_to_cpu(adapter->hs_cfg.conditions);
3291 if (wowlan->nd_config) {
3292 mwifiex_dbg(adapter, INFO, "Wake on net detect\n");
3293 hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
3294 mwifiex_cfg80211_sched_scan_start(wiphy, priv->netdev,
3298 if (wowlan->disconnect) {
3299 hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
3300 mwifiex_dbg(priv->adapter, INFO, "Wake on device disconnect\n");
3303 hs_cfg.is_invoke_hostcmd = false;
3304 hs_cfg.gpio = adapter->hs_cfg.gpio;
3305 hs_cfg.gap = adapter->hs_cfg.gap;
3306 ret = mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
3307 MWIFIEX_SYNC_CMD, &hs_cfg);
3309 mwifiex_dbg(adapter, ERROR,
3310 "Failed to set HS params\n");
3317 static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
3322 static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
3325 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3327 device_set_wakeup_enable(adapter->dev, enabled);
3331 static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq)
3333 const u8 ipv4_mc_mac[] = {0x33, 0x33};
3334 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
3335 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff};
3337 if ((byte_seq[0] & 0x01) &&
3338 (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1))
3339 return PACKET_TYPE_UNICAST;
3340 else if (!memcmp(byte_seq, bc_mac, 4))
3341 return PACKET_TYPE_BROADCAST;
3342 else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3343 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) ||
3344 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3345 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3))
3346 return PACKET_TYPE_MULTICAST;
3352 mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv,
3353 struct cfg80211_coalesce_rules *crule,
3354 struct mwifiex_coalesce_rule *mrule)
3356 u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1];
3357 struct filt_field_param *param;
3360 mrule->max_coalescing_delay = crule->delay;
3362 param = mrule->params;
3364 for (i = 0; i < crule->n_patterns; i++) {
3365 memset(byte_seq, 0, sizeof(byte_seq));
3366 if (!mwifiex_is_pattern_supported(&crule->patterns[i],
3368 MWIFIEX_COALESCE_MAX_BYTESEQ)) {
3369 mwifiex_dbg(priv->adapter, ERROR,
3370 "Pattern not supported\n");
3374 if (!crule->patterns[i].pkt_offset) {
3377 pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq);
3378 if (pkt_type && mrule->pkt_type) {
3379 mwifiex_dbg(priv->adapter, ERROR,
3380 "Multiple packet types not allowed\n");
3382 } else if (pkt_type) {
3383 mrule->pkt_type = pkt_type;
3388 if (crule->condition == NL80211_COALESCE_CONDITION_MATCH)
3389 param->operation = RECV_FILTER_MATCH_TYPE_EQ;
3391 param->operation = RECV_FILTER_MATCH_TYPE_NE;
3393 param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ];
3394 memcpy(param->operand_byte_stream, byte_seq,
3395 param->operand_len);
3396 param->offset = crule->patterns[i].pkt_offset;
3399 mrule->num_of_fields++;
3402 if (!mrule->pkt_type) {
3403 mwifiex_dbg(priv->adapter, ERROR,
3404 "Packet type can not be determined\n");
3411 static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy,
3412 struct cfg80211_coalesce *coalesce)
3414 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3416 struct mwifiex_ds_coalesce_cfg coalesce_cfg;
3417 struct mwifiex_private *priv =
3418 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3420 memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
3422 mwifiex_dbg(adapter, WARN,
3423 "Disable coalesce and reset all previous rules\n");
3424 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3425 HostCmd_ACT_GEN_SET, 0,
3426 &coalesce_cfg, true);
3429 coalesce_cfg.num_of_rules = coalesce->n_rules;
3430 for (i = 0; i < coalesce->n_rules; i++) {
3431 ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i],
3432 &coalesce_cfg.rule[i]);
3434 mwifiex_dbg(adapter, ERROR,
3435 "Recheck the patterns provided for rule %d\n",
3441 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3442 HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true);
3445 /* cfg80211 ops handler for tdls_mgmt.
3446 * Function prepares TDLS action frame packets and forwards them to FW
3449 mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
3450 const u8 *peer, u8 action_code, u8 dialog_token,
3451 u16 status_code, u32 peer_capability,
3452 bool initiator, const u8 *extra_ies,
3453 size_t extra_ies_len)
3455 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3458 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3461 /* make sure we are in station mode and connected */
3462 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3465 switch (action_code) {
3466 case WLAN_TDLS_SETUP_REQUEST:
3467 mwifiex_dbg(priv->adapter, MSG,
3468 "Send TDLS Setup Request to %pM status_code=%d\n",
3470 mwifiex_add_auto_tdls_peer(priv, peer);
3471 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3472 dialog_token, status_code,
3473 extra_ies, extra_ies_len);
3475 case WLAN_TDLS_SETUP_RESPONSE:
3476 mwifiex_add_auto_tdls_peer(priv, peer);
3477 mwifiex_dbg(priv->adapter, MSG,
3478 "Send TDLS Setup Response to %pM status_code=%d\n",
3480 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3481 dialog_token, status_code,
3482 extra_ies, extra_ies_len);
3484 case WLAN_TDLS_SETUP_CONFIRM:
3485 mwifiex_dbg(priv->adapter, MSG,
3486 "Send TDLS Confirm to %pM status_code=%d\n", peer,
3488 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3489 dialog_token, status_code,
3490 extra_ies, extra_ies_len);
3492 case WLAN_TDLS_TEARDOWN:
3493 mwifiex_dbg(priv->adapter, MSG,
3494 "Send TDLS Tear down to %pM\n", peer);
3495 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3496 dialog_token, status_code,
3497 extra_ies, extra_ies_len);
3499 case WLAN_TDLS_DISCOVERY_REQUEST:
3500 mwifiex_dbg(priv->adapter, MSG,
3501 "Send TDLS Discovery Request to %pM\n", peer);
3502 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3503 dialog_token, status_code,
3504 extra_ies, extra_ies_len);
3506 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3507 mwifiex_dbg(priv->adapter, MSG,
3508 "Send TDLS Discovery Response to %pM\n", peer);
3509 ret = mwifiex_send_tdls_action_frame(priv, peer, action_code,
3510 dialog_token, status_code,
3511 extra_ies, extra_ies_len);
3514 mwifiex_dbg(priv->adapter, ERROR,
3515 "Unknown TDLS mgmt/action frame %pM\n", peer);
3524 mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3525 const u8 *peer, enum nl80211_tdls_operation action)
3527 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3529 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) ||
3530 !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP))
3533 /* make sure we are in station mode and connected */
3534 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3537 mwifiex_dbg(priv->adapter, MSG,
3538 "TDLS peer=%pM, oper=%d\n", peer, action);
3541 case NL80211_TDLS_ENABLE_LINK:
3542 action = MWIFIEX_TDLS_ENABLE_LINK;
3544 case NL80211_TDLS_DISABLE_LINK:
3545 action = MWIFIEX_TDLS_DISABLE_LINK;
3547 case NL80211_TDLS_TEARDOWN:
3548 /* shouldn't happen!*/
3549 mwifiex_dbg(priv->adapter, ERROR,
3550 "tdls_oper: teardown from driver not supported\n");
3552 case NL80211_TDLS_SETUP:
3553 /* shouldn't happen!*/
3554 mwifiex_dbg(priv->adapter, ERROR,
3555 "tdls_oper: setup from driver not supported\n");
3557 case NL80211_TDLS_DISCOVERY_REQ:
3558 /* shouldn't happen!*/
3559 mwifiex_dbg(priv->adapter, ERROR,
3560 "tdls_oper: discovery from driver not supported\n");
3563 mwifiex_dbg(priv->adapter, ERROR,
3564 "tdls_oper: operation not supported\n");
3568 return mwifiex_tdls_oper(priv, peer, action);
3572 mwifiex_cfg80211_tdls_chan_switch(struct wiphy *wiphy, struct net_device *dev,
3573 const u8 *addr, u8 oper_class,
3574 struct cfg80211_chan_def *chandef)
3576 struct mwifiex_sta_node *sta_ptr;
3577 unsigned long flags;
3579 u8 second_chan_offset, band;
3580 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3582 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
3583 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3584 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
3587 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3592 if (!(sta_ptr->tdls_cap.extcap.ext_capab[3] &
3593 WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)) {
3594 wiphy_err(wiphy, "%pM do not support tdls cs\n", addr);
3598 if (sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3599 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN) {
3600 wiphy_err(wiphy, "channel switch is running, abort request\n");
3604 chan = chandef->chan->hw_value;
3605 second_chan_offset = mwifiex_get_sec_chan_offset(chan);
3606 band = chandef->chan->band;
3607 mwifiex_start_tdls_cs(priv, addr, chan, second_chan_offset, band);
3613 mwifiex_cfg80211_tdls_cancel_chan_switch(struct wiphy *wiphy,
3614 struct net_device *dev,
3617 struct mwifiex_sta_node *sta_ptr;
3618 unsigned long flags;
3619 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3621 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
3622 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3623 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
3626 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3628 } else if (!(sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3629 sta_ptr->tdls_status == TDLS_IN_BASE_CHAN ||
3630 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN)) {
3631 wiphy_err(wiphy, "tdls chan switch not initialize by %pM\n",
3634 mwifiex_stop_tdls_cs(priv, addr);
3638 mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev,
3639 const u8 *mac, struct station_parameters *params)
3641 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3643 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
3646 /* make sure we are in station mode and connected */
3647 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
3650 return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK);
3654 mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3655 struct cfg80211_csa_settings *params)
3657 struct ieee_types_header *chsw_ie;
3658 struct ieee80211_channel_sw_ie *channel_sw;
3660 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3662 if (priv->adapter->scan_processing) {
3663 mwifiex_dbg(priv->adapter, ERROR,
3664 "radar detection: scan in process...\n");
3668 if (priv->wdev.cac_started)
3671 if (cfg80211_chandef_identical(¶ms->chandef,
3672 &priv->dfs_chandef))
3675 chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH,
3676 params->beacon_csa.tail,
3677 params->beacon_csa.tail_len);
3679 mwifiex_dbg(priv->adapter, ERROR,
3680 "Could not parse channel switch announcement IE\n");
3684 channel_sw = (void *)(chsw_ie + 1);
3685 if (channel_sw->mode) {
3686 if (netif_carrier_ok(priv->netdev))
3687 netif_carrier_off(priv->netdev);
3688 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
3691 if (mwifiex_del_mgmt_ies(priv))
3692 mwifiex_dbg(priv->adapter, ERROR,
3693 "Failed to delete mgmt IEs!\n");
3695 if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon_csa)) {
3696 mwifiex_dbg(priv->adapter, ERROR,
3697 "%s: setting mgmt ies failed\n", __func__);
3701 memcpy(&priv->dfs_chandef, ¶ms->chandef, sizeof(priv->dfs_chandef));
3702 memcpy(&priv->beacon_after, ¶ms->beacon_after,
3703 sizeof(priv->beacon_after));
3705 chsw_msec = max(channel_sw->count * priv->bss_cfg.beacon_period, 100);
3706 queue_delayed_work(priv->dfs_chan_sw_workqueue, &priv->dfs_chan_sw_work,
3707 msecs_to_jiffies(chsw_msec));
3711 static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy,
3712 struct wireless_dev *wdev,
3713 struct cfg80211_chan_def *chandef)
3715 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
3716 struct mwifiex_bssdescriptor *curr_bss;
3717 struct ieee80211_channel *chan;
3718 u8 second_chan_offset;
3719 enum nl80211_channel_type chan_type;
3720 enum ieee80211_band band;
3724 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
3725 cfg80211_chandef_valid(&priv->bss_chandef)) {
3726 *chandef = priv->bss_chandef;
3728 } else if (priv->media_connected) {
3729 curr_bss = &priv->curr_bss_params.bss_descriptor;
3730 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
3731 freq = ieee80211_channel_to_frequency(curr_bss->channel, band);
3732 chan = ieee80211_get_channel(wiphy, freq);
3734 if (curr_bss->bcn_ht_oper) {
3735 second_chan_offset = curr_bss->bcn_ht_oper->ht_param &
3736 IEEE80211_HT_PARAM_CHA_SEC_OFFSET;
3737 chan_type = mwifiex_sec_chan_offset_to_chan_type
3738 (second_chan_offset);
3739 cfg80211_chandef_create(chandef, chan, chan_type);
3741 cfg80211_chandef_create(chandef, chan,
3742 NL80211_CHAN_NO_HT);
3751 mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy,
3752 struct net_device *dev,
3753 struct cfg80211_chan_def *chandef,
3756 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3757 struct mwifiex_radar_params radar_params;
3759 if (priv->adapter->scan_processing) {
3760 mwifiex_dbg(priv->adapter, ERROR,
3761 "radar detection: scan already in process...\n");
3765 if (!mwifiex_is_11h_active(priv)) {
3766 mwifiex_dbg(priv->adapter, INFO,
3767 "Enable 11h extensions in FW\n");
3768 if (mwifiex_11h_activate(priv, true)) {
3769 mwifiex_dbg(priv->adapter, ERROR,
3770 "Failed to activate 11h extensions!!");
3773 priv->state_11h.is_11h_active = true;
3776 memset(&radar_params, 0, sizeof(struct mwifiex_radar_params));
3777 radar_params.chandef = chandef;
3778 radar_params.cac_time_ms = cac_time_ms;
3780 memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef));
3782 if (mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST,
3783 HostCmd_ACT_GEN_SET, 0, &radar_params, true))
3786 queue_delayed_work(priv->dfs_cac_workqueue, &priv->dfs_cac_work,
3787 msecs_to_jiffies(cac_time_ms));
3792 mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev,
3794 struct station_parameters *params)
3797 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3799 /* we support change_station handler only for TDLS peers*/
3800 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
3803 /* make sure we are in station mode and connected */
3804 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
3807 priv->sta_params = params;
3809 ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK);
3810 priv->sta_params = NULL;
3815 /* station cfg80211 operations */
3816 static struct cfg80211_ops mwifiex_cfg80211_ops = {
3817 .add_virtual_intf = mwifiex_add_virtual_intf,
3818 .del_virtual_intf = mwifiex_del_virtual_intf,
3819 .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf,
3820 .scan = mwifiex_cfg80211_scan,
3821 .connect = mwifiex_cfg80211_connect,
3822 .disconnect = mwifiex_cfg80211_disconnect,
3823 .get_station = mwifiex_cfg80211_get_station,
3824 .dump_station = mwifiex_cfg80211_dump_station,
3825 .dump_survey = mwifiex_cfg80211_dump_survey,
3826 .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params,
3827 .join_ibss = mwifiex_cfg80211_join_ibss,
3828 .leave_ibss = mwifiex_cfg80211_leave_ibss,
3829 .add_key = mwifiex_cfg80211_add_key,
3830 .del_key = mwifiex_cfg80211_del_key,
3831 .mgmt_tx = mwifiex_cfg80211_mgmt_tx,
3832 .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register,
3833 .remain_on_channel = mwifiex_cfg80211_remain_on_channel,
3834 .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel,
3835 .set_default_key = mwifiex_cfg80211_set_default_key,
3836 .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
3837 .set_tx_power = mwifiex_cfg80211_set_tx_power,
3838 .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
3839 .start_ap = mwifiex_cfg80211_start_ap,
3840 .stop_ap = mwifiex_cfg80211_stop_ap,
3841 .change_beacon = mwifiex_cfg80211_change_beacon,
3842 .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
3843 .set_antenna = mwifiex_cfg80211_set_antenna,
3844 .del_station = mwifiex_cfg80211_del_station,
3845 .sched_scan_start = mwifiex_cfg80211_sched_scan_start,
3846 .sched_scan_stop = mwifiex_cfg80211_sched_scan_stop,
3848 .suspend = mwifiex_cfg80211_suspend,
3849 .resume = mwifiex_cfg80211_resume,
3850 .set_wakeup = mwifiex_cfg80211_set_wakeup,
3852 .set_coalesce = mwifiex_cfg80211_set_coalesce,
3853 .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt,
3854 .tdls_oper = mwifiex_cfg80211_tdls_oper,
3855 .tdls_channel_switch = mwifiex_cfg80211_tdls_chan_switch,
3856 .tdls_cancel_channel_switch = mwifiex_cfg80211_tdls_cancel_chan_switch,
3857 .add_station = mwifiex_cfg80211_add_station,
3858 .change_station = mwifiex_cfg80211_change_station,
3859 .get_channel = mwifiex_cfg80211_get_channel,
3860 .start_radar_detection = mwifiex_cfg80211_start_radar_detection,
3861 .channel_switch = mwifiex_cfg80211_channel_switch,
3865 static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
3866 .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
3867 WIPHY_WOWLAN_NET_DETECT,
3868 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
3869 .pattern_min_len = 1,
3870 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
3871 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
3872 .max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS,
3876 static bool mwifiex_is_valid_alpha2(const char *alpha2)
3878 if (!alpha2 || strlen(alpha2) != 2)
3881 if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
3887 static const struct wiphy_coalesce_support mwifiex_coalesce_support = {
3888 .n_rules = MWIFIEX_COALESCE_MAX_RULES,
3889 .max_delay = MWIFIEX_MAX_COALESCING_DELAY,
3890 .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS,
3891 .pattern_min_len = 1,
3892 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
3893 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
3896 int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
3898 u32 n_channels_bg, n_channels_a = 0;
3900 n_channels_bg = mwifiex_band_2ghz.n_channels;
3902 if (adapter->config_bands & BAND_A)
3903 n_channels_a = mwifiex_band_5ghz.n_channels;
3905 adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a);
3906 adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) *
3907 adapter->num_in_chan_stats);
3909 if (!adapter->chan_stats)
3916 * This function registers the device with CFG802.11 subsystem.
3918 * The function creates the wireless device/wiphy, populates it with
3919 * default parameters and handler function pointers, and finally
3920 * registers the device.
3923 int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
3927 struct wiphy *wiphy;
3928 struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
3932 /* create a new wiphy for use with cfg80211 */
3933 wiphy = wiphy_new(&mwifiex_cfg80211_ops,
3934 sizeof(struct mwifiex_adapter *));
3936 mwifiex_dbg(adapter, ERROR,
3937 "%s: creating new wiphy\n", __func__);
3940 wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
3941 wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
3942 wiphy->mgmt_stypes = mwifiex_mgmt_stypes;
3943 wiphy->max_remain_on_channel_duration = 5000;
3944 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
3945 BIT(NL80211_IFTYPE_ADHOC) |
3946 BIT(NL80211_IFTYPE_P2P_CLIENT) |
3947 BIT(NL80211_IFTYPE_P2P_GO) |
3948 BIT(NL80211_IFTYPE_AP);
3950 wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz;
3951 if (adapter->config_bands & BAND_A)
3952 wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz;
3954 wiphy->bands[IEEE80211_BAND_5GHZ] = NULL;
3956 if (adapter->drcs_enabled && ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
3957 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_drcs;
3958 else if (adapter->is_hw_11ac_capable)
3959 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_vht;
3961 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta;
3962 wiphy->n_iface_combinations = 1;
3964 /* Initialize cipher suits */
3965 wiphy->cipher_suites = mwifiex_cipher_suites;
3966 wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
3968 if (adapter->region_code)
3969 wiphy->regulatory_flags |= REGULATORY_DISABLE_BEACON_HINTS |
3970 REGULATORY_COUNTRY_IE_IGNORE;
3972 ether_addr_copy(wiphy->perm_addr, adapter->perm_addr);
3973 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3974 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
3975 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
3976 WIPHY_FLAG_AP_UAPSD |
3977 WIPHY_FLAG_SUPPORTS_SCHED_SCAN |
3978 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
3979 WIPHY_FLAG_HAS_CHANNEL_SWITCH |
3980 WIPHY_FLAG_PS_ON_BY_DEFAULT;
3982 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
3983 wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
3984 WIPHY_FLAG_TDLS_EXTERNAL_SETUP;
3987 wiphy->wowlan = &mwifiex_wowlan_support;
3990 wiphy->coalesce = &mwifiex_coalesce_support;
3992 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
3993 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
3994 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
3996 wiphy->max_sched_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
3997 wiphy->max_sched_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
3998 wiphy->max_match_sets = MWIFIEX_MAX_SSID_LIST_LENGTH;
4000 wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
4001 wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
4003 wiphy->features |= NL80211_FEATURE_HT_IBSS |
4004 NL80211_FEATURE_INACTIVITY_TIMER |
4005 NL80211_FEATURE_NEED_OBSS_SCAN;
4007 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
4008 wiphy->features |= NL80211_FEATURE_TDLS_CHANNEL_SWITCH;
4010 if (adapter->fw_api_ver == MWIFIEX_FW_V15)
4011 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
4013 /* Reserve space for mwifiex specific private data for BSS */
4014 wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
4016 wiphy->reg_notifier = mwifiex_reg_notifier;
4018 /* Set struct mwifiex_adapter pointer in wiphy_priv */
4019 wdev_priv = wiphy_priv(wiphy);
4020 *(unsigned long *)wdev_priv = (unsigned long)adapter;
4022 set_wiphy_dev(wiphy, priv->adapter->dev);
4024 ret = wiphy_register(wiphy);
4026 mwifiex_dbg(adapter, ERROR,
4027 "%s: wiphy_register failed: %d\n", __func__, ret);
4032 if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) {
4033 mwifiex_dbg(adapter, INFO,
4034 "driver hint alpha2: %2.2s\n", reg_alpha2);
4035 regulatory_hint(wiphy, reg_alpha2);
4037 if (adapter->region_code == 0x00) {
4038 mwifiex_dbg(adapter, WARN, "Ignore world regulatory domain\n");
4041 mwifiex_11d_code_2_region(adapter->region_code);
4043 regulatory_hint(wiphy, country_code))
4044 mwifiex_dbg(priv->adapter, ERROR, "regulatory_hint() failed\n");
4048 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4049 HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true);
4050 wiphy->frag_threshold = thr;
4051 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4052 HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true);
4053 wiphy->rts_threshold = thr;
4054 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4055 HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true);
4056 wiphy->retry_short = (u8) retry;
4057 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
4058 HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true);
4059 wiphy->retry_long = (u8) retry;
4061 adapter->wiphy = wiphy;