2 * Marvell Wireless LAN device driver: station event handling
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.
29 * This function resets the connection state.
31 * The function is invoked after receiving a disconnect event from firmware,
32 * and performs the following actions -
33 * - Set media status to disconnected
34 * - Clean up Tx and Rx packets
35 * - Resets SNR/NF/RSSI value in driver
36 * - Resets security configurations in driver
37 * - Enables auto data rate
38 * - Saves the previous SSID and BSSID so that they can
39 * be used for re-association, if required
40 * - Erases current SSID and BSSID information
41 * - Sends a disconnect event to upper layers/applications.
44 mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code)
46 struct mwifiex_adapter *adapter = priv->adapter;
48 if (!priv->media_connected)
51 mwifiex_dbg(adapter, INFO,
52 "info: handles disconnect event\n");
54 priv->media_connected = false;
56 priv->scan_block = false;
57 priv->port_open = false;
59 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
60 ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info)) {
61 mwifiex_disable_all_tdls_links(priv);
63 if (priv->adapter->auto_tdls)
64 mwifiex_clean_auto_tdls(priv);
67 /* Free Tx and Rx packets, report disconnect to upper layer */
68 mwifiex_clean_txrx(priv);
70 /* Reset SNR/NF/RSSI values */
71 priv->data_rssi_last = 0;
72 priv->data_nf_last = 0;
73 priv->data_rssi_avg = 0;
74 priv->data_nf_avg = 0;
75 priv->bcn_rssi_last = 0;
76 priv->bcn_nf_last = 0;
77 priv->bcn_rssi_avg = 0;
80 priv->rxpd_htinfo = 0;
81 priv->sec_info.wpa_enabled = false;
82 priv->sec_info.wpa2_enabled = false;
85 priv->sec_info.wapi_enabled = false;
86 priv->wapi_ie_len = 0;
87 priv->sec_info.wapi_key_on = false;
89 priv->sec_info.encryption_mode = 0;
91 /* Enable auto data rate */
92 priv->is_data_rate_auto = true;
95 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
96 GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) && priv->hist_data)
97 mwifiex_hist_data_reset(priv);
99 if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
100 priv->adhoc_state = ADHOC_IDLE;
101 priv->adhoc_is_link_sensed = false;
105 * Memorize the previous SSID and BSSID so
106 * it could be used for re-assoc
109 mwifiex_dbg(adapter, INFO,
110 "info: previous SSID=%s, SSID len=%u\n",
111 priv->prev_ssid.ssid, priv->prev_ssid.ssid_len);
113 mwifiex_dbg(adapter, INFO,
114 "info: current SSID=%s, SSID len=%u\n",
115 priv->curr_bss_params.bss_descriptor.ssid.ssid,
116 priv->curr_bss_params.bss_descriptor.ssid.ssid_len);
118 memcpy(&priv->prev_ssid,
119 &priv->curr_bss_params.bss_descriptor.ssid,
120 sizeof(struct cfg80211_ssid));
122 memcpy(priv->prev_bssid,
123 priv->curr_bss_params.bss_descriptor.mac_address, ETH_ALEN);
125 /* Need to erase the current SSID and BSSID info */
126 memset(&priv->curr_bss_params, 0x00, sizeof(priv->curr_bss_params));
128 adapter->tx_lock_flag = false;
129 adapter->pps_uapsd_mode = false;
131 if (adapter->is_cmd_timedout && adapter->curr_cmd)
133 priv->media_connected = false;
134 mwifiex_dbg(adapter, MSG,
135 "info: successfully disconnected from %pM: reason code %d\n",
136 priv->cfg_bssid, reason_code);
137 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
138 priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) {
139 cfg80211_disconnected(priv->netdev, reason_code, NULL, 0,
142 eth_zero_addr(priv->cfg_bssid);
144 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
145 if (netif_carrier_ok(priv->netdev))
146 netif_carrier_off(priv->netdev);
149 static int mwifiex_parse_tdls_event(struct mwifiex_private *priv,
150 struct sk_buff *event_skb)
153 struct mwifiex_adapter *adapter = priv->adapter;
154 struct mwifiex_sta_node *sta_ptr;
155 struct mwifiex_tdls_generic_event *tdls_evt =
156 (void *)event_skb->data + sizeof(adapter->event_cause);
157 u8 *mac = tdls_evt->peer_mac;
159 /* reserved 2 bytes are not mandatory in tdls event */
160 if (event_skb->len < (sizeof(struct mwifiex_tdls_generic_event) -
161 sizeof(u16) - sizeof(adapter->event_cause))) {
162 mwifiex_dbg(adapter, ERROR, "Invalid event length!\n");
166 sta_ptr = mwifiex_get_sta_entry(priv, tdls_evt->peer_mac);
168 mwifiex_dbg(adapter, ERROR, "cannot get sta entry!\n");
172 switch (le16_to_cpu(tdls_evt->type)) {
173 case TDLS_EVENT_LINK_TEAR_DOWN:
174 cfg80211_tdls_oper_request(priv->netdev,
176 NL80211_TDLS_TEARDOWN,
177 le16_to_cpu(tdls_evt->u.reason_code),
180 case TDLS_EVENT_CHAN_SWITCH_RESULT:
181 mwifiex_dbg(adapter, EVENT, "tdls channel switch result :\n");
182 mwifiex_dbg(adapter, EVENT,
183 "status=0x%x, reason=0x%x cur_chan=%d\n",
184 tdls_evt->u.switch_result.status,
185 tdls_evt->u.switch_result.reason,
186 tdls_evt->u.switch_result.cur_chan);
188 /* tdls channel switch failed */
189 if (tdls_evt->u.switch_result.status != 0) {
190 switch (tdls_evt->u.switch_result.cur_chan) {
191 case TDLS_BASE_CHANNEL:
192 sta_ptr->tdls_status = TDLS_IN_BASE_CHAN;
194 case TDLS_OFF_CHANNEL:
195 sta_ptr->tdls_status = TDLS_IN_OFF_CHAN;
203 /* tdls channel switch success */
204 switch (tdls_evt->u.switch_result.cur_chan) {
205 case TDLS_BASE_CHANNEL:
206 if (sta_ptr->tdls_status == TDLS_IN_BASE_CHAN)
208 mwifiex_update_ralist_tx_pause_in_tdls_cs(priv, mac,
210 sta_ptr->tdls_status = TDLS_IN_BASE_CHAN;
212 case TDLS_OFF_CHANNEL:
213 if (sta_ptr->tdls_status == TDLS_IN_OFF_CHAN)
215 mwifiex_update_ralist_tx_pause_in_tdls_cs(priv, mac,
217 sta_ptr->tdls_status = TDLS_IN_OFF_CHAN;
224 case TDLS_EVENT_START_CHAN_SWITCH:
225 mwifiex_dbg(adapter, EVENT, "tdls start channel switch...\n");
226 sta_ptr->tdls_status = TDLS_CHAN_SWITCHING;
228 case TDLS_EVENT_CHAN_SWITCH_STOPPED:
229 mwifiex_dbg(adapter, EVENT,
230 "tdls chan switch stopped, reason=%d\n",
231 tdls_evt->u.cs_stop_reason);
240 static void mwifiex_process_uap_tx_pause(struct mwifiex_private *priv,
241 struct mwifiex_ie_types_header *tlv)
243 struct mwifiex_tx_pause_tlv *tp;
244 struct mwifiex_sta_node *sta_ptr;
248 mwifiex_dbg(priv->adapter, EVENT,
249 "uap tx_pause: %pM pause=%d, pkts=%d\n",
250 tp->peermac, tp->tx_pause,
253 if (ether_addr_equal(tp->peermac, priv->netdev->dev_addr)) {
255 priv->port_open = false;
257 priv->port_open = true;
258 } else if (is_multicast_ether_addr(tp->peermac)) {
259 mwifiex_update_ralist_tx_pause(priv, tp->peermac, tp->tx_pause);
261 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
262 sta_ptr = mwifiex_get_sta_entry(priv, tp->peermac);
263 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
265 if (sta_ptr && sta_ptr->tx_pause != tp->tx_pause) {
266 sta_ptr->tx_pause = tp->tx_pause;
267 mwifiex_update_ralist_tx_pause(priv, tp->peermac,
273 static void mwifiex_process_sta_tx_pause(struct mwifiex_private *priv,
274 struct mwifiex_ie_types_header *tlv)
276 struct mwifiex_tx_pause_tlv *tp;
277 struct mwifiex_sta_node *sta_ptr;
282 mwifiex_dbg(priv->adapter, EVENT,
283 "sta tx_pause: %pM pause=%d, pkts=%d\n",
284 tp->peermac, tp->tx_pause,
287 if (ether_addr_equal(tp->peermac, priv->cfg_bssid)) {
289 priv->port_open = false;
291 priv->port_open = true;
293 if (!ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info))
296 status = mwifiex_get_tdls_link_status(priv, tp->peermac);
297 if (mwifiex_is_tdls_link_setup(status)) {
298 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
299 sta_ptr = mwifiex_get_sta_entry(priv, tp->peermac);
300 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
302 if (sta_ptr && sta_ptr->tx_pause != tp->tx_pause) {
303 sta_ptr->tx_pause = tp->tx_pause;
304 mwifiex_update_ralist_tx_pause(priv,
312 void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
313 struct sk_buff *event_skb)
315 struct mwifiex_ie_types_multi_chan_info *chan_info;
316 struct mwifiex_ie_types_mc_group_info *grp_info;
317 struct mwifiex_adapter *adapter = priv->adapter;
318 struct mwifiex_ie_types_header *tlv;
319 u16 tlv_buf_left, tlv_type, tlv_len;
320 int intf_num, bss_type, bss_num, i;
321 struct mwifiex_private *intf_priv;
323 tlv_buf_left = event_skb->len - sizeof(u32);
324 chan_info = (void *)event_skb->data + sizeof(u32);
326 if (le16_to_cpu(chan_info->header.type) != TLV_TYPE_MULTI_CHAN_INFO ||
327 tlv_buf_left < sizeof(struct mwifiex_ie_types_multi_chan_info)) {
328 mwifiex_dbg(adapter, ERROR,
329 "unknown TLV in chan_info event\n");
333 adapter->usb_mc_status = le16_to_cpu(chan_info->status);
334 mwifiex_dbg(adapter, EVENT, "multi chan operation %s\n",
335 adapter->usb_mc_status ? "started" : "over");
337 tlv_buf_left -= sizeof(struct mwifiex_ie_types_multi_chan_info);
338 tlv = (struct mwifiex_ie_types_header *)chan_info->tlv_buffer;
340 while (tlv_buf_left >= (int)sizeof(struct mwifiex_ie_types_header)) {
341 tlv_type = le16_to_cpu(tlv->type);
342 tlv_len = le16_to_cpu(tlv->len);
343 if ((sizeof(struct mwifiex_ie_types_header) + tlv_len) >
345 mwifiex_dbg(adapter, ERROR, "wrong tlv: tlvLen=%d,\t"
346 "tlvBufLeft=%d\n", tlv_len, tlv_buf_left);
349 if (tlv_type != TLV_TYPE_MC_GROUP_INFO) {
350 mwifiex_dbg(adapter, ERROR, "wrong tlv type: 0x%x\n",
355 grp_info = (struct mwifiex_ie_types_mc_group_info *)tlv;
356 intf_num = grp_info->intf_num;
357 for (i = 0; i < intf_num; i++) {
358 bss_type = grp_info->bss_type_numlist[i] >> 4;
359 bss_num = grp_info->bss_type_numlist[i] & BSS_NUM_MASK;
360 intf_priv = mwifiex_get_priv_by_id(adapter, bss_num,
363 mwifiex_dbg(adapter, ERROR,
364 "Invalid bss_type bss_num\t"
365 "in multi channel event\n");
368 if (adapter->iface_type == MWIFIEX_USB) {
371 ep = grp_info->hid_num.usb_ep_num;
372 if (ep == MWIFIEX_USB_EP_DATA ||
373 ep == MWIFIEX_USB_EP_DATA_CH2)
374 intf_priv->usb_port = ep;
378 tlv_buf_left -= sizeof(struct mwifiex_ie_types_header) +
380 tlv = (void *)((u8 *)tlv + tlv_len +
381 sizeof(struct mwifiex_ie_types_header));
384 if (adapter->iface_type == MWIFIEX_USB) {
385 adapter->tx_lock_flag = true;
386 adapter->usb_mc_setup = true;
387 mwifiex_multi_chan_resync(adapter);
391 void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
392 struct sk_buff *event_skb)
394 struct mwifiex_ie_types_header *tlv;
395 u16 tlv_type, tlv_len;
398 if (!priv->media_connected) {
399 mwifiex_dbg(priv->adapter, ERROR,
400 "tx_pause event while disconnected; bss_role=%d\n",
405 tlv_buf_left = event_skb->len - sizeof(u32);
406 tlv = (void *)event_skb->data + sizeof(u32);
408 while (tlv_buf_left >= (int)sizeof(struct mwifiex_ie_types_header)) {
409 tlv_type = le16_to_cpu(tlv->type);
410 tlv_len = le16_to_cpu(tlv->len);
411 if ((sizeof(struct mwifiex_ie_types_header) + tlv_len) >
413 mwifiex_dbg(priv->adapter, ERROR,
414 "wrong tlv: tlvLen=%d, tlvBufLeft=%d\n",
415 tlv_len, tlv_buf_left);
418 if (tlv_type == TLV_TYPE_TX_PAUSE) {
419 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA)
420 mwifiex_process_sta_tx_pause(priv, tlv);
422 mwifiex_process_uap_tx_pause(priv, tlv);
425 tlv_buf_left -= sizeof(struct mwifiex_ie_types_header) +
427 tlv = (void *)((u8 *)tlv + tlv_len +
428 sizeof(struct mwifiex_ie_types_header));
434 * This function handles coex events generated by firmware
436 void mwifiex_bt_coex_wlan_param_update_event(struct mwifiex_private *priv,
437 struct sk_buff *event_skb)
439 struct mwifiex_adapter *adapter = priv->adapter;
440 struct mwifiex_ie_types_header *tlv;
441 struct mwifiex_ie_types_btcoex_aggr_win_size *winsizetlv;
442 struct mwifiex_ie_types_btcoex_scan_time *scantlv;
443 s32 len = event_skb->len - sizeof(u32);
444 u8 *cur_ptr = event_skb->data + sizeof(u32);
445 u16 tlv_type, tlv_len;
447 while (len >= sizeof(struct mwifiex_ie_types_header)) {
448 tlv = (struct mwifiex_ie_types_header *)cur_ptr;
449 tlv_len = le16_to_cpu(tlv->len);
450 tlv_type = le16_to_cpu(tlv->type);
452 if ((tlv_len + sizeof(struct mwifiex_ie_types_header)) > len)
455 case TLV_BTCOEX_WL_AGGR_WINSIZE:
457 (struct mwifiex_ie_types_btcoex_aggr_win_size *)tlv;
458 adapter->coex_win_size = winsizetlv->coex_win_size;
459 adapter->coex_tx_win_size =
460 winsizetlv->tx_win_size;
461 adapter->coex_rx_win_size =
462 winsizetlv->rx_win_size;
463 mwifiex_coex_ampdu_rxwinsize(adapter);
464 mwifiex_update_ampdu_txwinsize(adapter);
467 case TLV_BTCOEX_WL_SCANTIME:
469 (struct mwifiex_ie_types_btcoex_scan_time *)tlv;
470 adapter->coex_scan = scantlv->coex_scan;
471 adapter->coex_min_scan_time = scantlv->min_scan_time;
472 adapter->coex_max_scan_time = scantlv->max_scan_time;
479 len -= tlv_len + sizeof(struct mwifiex_ie_types_header);
481 sizeof(struct mwifiex_ie_types_header);
484 dev_dbg(adapter->dev, "coex_scan=%d min_scan=%d coex_win=%d, tx_win=%d rx_win=%d\n",
485 adapter->coex_scan, adapter->coex_min_scan_time,
486 adapter->coex_win_size, adapter->coex_tx_win_size,
487 adapter->coex_rx_win_size);
491 * This function handles events generated by firmware.
493 * This is a generic function and handles all events.
495 * Event specific routines are called by this function based
496 * upon the generated event cause.
498 * For the following events, the function just forwards them to upper
499 * layers, optionally recording the change -
500 * - EVENT_LINK_SENSED
501 * - EVENT_MIC_ERR_UNICAST
502 * - EVENT_MIC_ERR_MULTICAST
503 * - EVENT_PORT_RELEASE
509 * - EVENT_DATA_RSSI_LOW
510 * - EVENT_DATA_SNR_LOW
511 * - EVENT_DATA_RSSI_HIGH
512 * - EVENT_DATA_SNR_HIGH
513 * - EVENT_LINK_QUALITY
514 * - EVENT_PRE_BEACON_LOST
515 * - EVENT_IBSS_COALESCED
516 * - EVENT_WEP_ICV_ERR
518 * - EVENT_HOSTWAKE_STAIE
520 * For the following events, no action is taken -
521 * - EVENT_MIB_CHANGED
523 * - EVENT_DUMMY_HOST_WAKEUP_SIGNAL
525 * Rest of the supported events requires driver handling -
526 * - EVENT_DEAUTHENTICATED
527 * - EVENT_DISASSOCIATED
531 * - EVENT_DEEP_SLEEP_AWAKE
533 * - EVENT_ADHOC_BCN_LOST
534 * - EVENT_BG_SCAN_REPORT
535 * - EVENT_WMM_STATUS_CHANGE
538 * - EVENT_BA_STREAM_TIEMOUT
539 * - EVENT_AMSDU_AGGR_CTRL
541 int mwifiex_process_sta_event(struct mwifiex_private *priv)
543 struct mwifiex_adapter *adapter = priv->adapter;
545 u32 eventcause = adapter->event_cause;
546 u16 ctrl, reason_code;
548 switch (eventcause) {
549 case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
550 mwifiex_dbg(adapter, ERROR,
551 "invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL, ignore it\n");
553 case EVENT_LINK_SENSED:
554 mwifiex_dbg(adapter, EVENT, "event: LINK_SENSED\n");
555 if (!netif_carrier_ok(priv->netdev))
556 netif_carrier_on(priv->netdev);
557 mwifiex_wake_up_net_dev_queue(priv->netdev, adapter);
560 case EVENT_DEAUTHENTICATED:
561 mwifiex_dbg(adapter, EVENT, "event: Deauthenticated\n");
562 if (priv->wps.session_enable) {
563 mwifiex_dbg(adapter, INFO,
564 "info: receive deauth event in wps session\n");
567 adapter->dbg.num_event_deauth++;
568 if (priv->media_connected) {
570 le16_to_cpu(*(__le16 *)adapter->event_body);
571 mwifiex_reset_connect_state(priv, reason_code);
575 case EVENT_DISASSOCIATED:
576 mwifiex_dbg(adapter, EVENT, "event: Disassociated\n");
577 if (priv->wps.session_enable) {
578 mwifiex_dbg(adapter, INFO,
579 "info: receive disassoc event in wps session\n");
582 adapter->dbg.num_event_disassoc++;
583 if (priv->media_connected) {
585 le16_to_cpu(*(__le16 *)adapter->event_body);
586 mwifiex_reset_connect_state(priv, reason_code);
590 case EVENT_LINK_LOST:
591 mwifiex_dbg(adapter, EVENT, "event: Link lost\n");
592 adapter->dbg.num_event_link_lost++;
593 if (priv->media_connected) {
595 le16_to_cpu(*(__le16 *)adapter->event_body);
596 mwifiex_reset_connect_state(priv, reason_code);
601 mwifiex_dbg(adapter, EVENT, "info: EVENT: SLEEP\n");
603 adapter->ps_state = PS_STATE_PRE_SLEEP;
605 mwifiex_check_ps_cond(adapter);
609 mwifiex_dbg(adapter, EVENT, "info: EVENT: AWAKE\n");
610 if (!adapter->pps_uapsd_mode && priv->port_open &&
611 priv->media_connected && adapter->sleep_period.period) {
612 adapter->pps_uapsd_mode = true;
613 mwifiex_dbg(adapter, EVENT,
614 "event: PPS/UAPSD mode activated\n");
616 adapter->tx_lock_flag = false;
617 if (adapter->pps_uapsd_mode && adapter->gen_null_pkt) {
618 if (mwifiex_check_last_packet_indication(priv)) {
619 if (adapter->data_sent ||
620 (adapter->if_ops.is_port_ready &&
621 !adapter->if_ops.is_port_ready(priv))) {
622 adapter->ps_state = PS_STATE_AWAKE;
623 adapter->pm_wakeup_card_req = false;
624 adapter->pm_wakeup_fw_try = false;
625 del_timer(&adapter->wakeup_timer);
628 if (!mwifiex_send_null_packet
630 MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET |
631 MWIFIEX_TxPD_POWER_MGMT_LAST_PACKET))
637 adapter->ps_state = PS_STATE_AWAKE;
638 adapter->pm_wakeup_card_req = false;
639 adapter->pm_wakeup_fw_try = false;
640 del_timer(&adapter->wakeup_timer);
644 case EVENT_DEEP_SLEEP_AWAKE:
645 adapter->if_ops.wakeup_complete(adapter);
646 mwifiex_dbg(adapter, EVENT, "event: DS_AWAKE\n");
647 if (adapter->is_deep_sleep)
648 adapter->is_deep_sleep = false;
651 case EVENT_HS_ACT_REQ:
652 mwifiex_dbg(adapter, EVENT, "event: HS_ACT_REQ\n");
653 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_HS_CFG_ENH,
657 case EVENT_MIC_ERR_UNICAST:
658 mwifiex_dbg(adapter, EVENT, "event: UNICAST MIC ERROR\n");
659 cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid,
660 NL80211_KEYTYPE_PAIRWISE,
661 -1, NULL, GFP_KERNEL);
664 case EVENT_MIC_ERR_MULTICAST:
665 mwifiex_dbg(adapter, EVENT, "event: MULTICAST MIC ERROR\n");
666 cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid,
667 NL80211_KEYTYPE_GROUP,
668 -1, NULL, GFP_KERNEL);
670 case EVENT_MIB_CHANGED:
671 case EVENT_INIT_DONE:
674 case EVENT_ADHOC_BCN_LOST:
675 mwifiex_dbg(adapter, EVENT, "event: ADHOC_BCN_LOST\n");
676 priv->adhoc_is_link_sensed = false;
677 mwifiex_clean_txrx(priv);
678 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
679 if (netif_carrier_ok(priv->netdev))
680 netif_carrier_off(priv->netdev);
683 case EVENT_BG_SCAN_REPORT:
684 mwifiex_dbg(adapter, EVENT, "event: BGS_REPORT\n");
685 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_QUERY,
686 HostCmd_ACT_GEN_GET, 0, NULL, false);
689 case EVENT_PORT_RELEASE:
690 mwifiex_dbg(adapter, EVENT, "event: PORT RELEASE\n");
691 priv->port_open = true;
694 case EVENT_EXT_SCAN_REPORT:
695 mwifiex_dbg(adapter, EVENT, "event: EXT_SCAN Report\n");
696 if (adapter->ext_scan)
697 ret = mwifiex_handle_event_ext_scan_report(priv,
698 adapter->event_skb->data);
702 case EVENT_WMM_STATUS_CHANGE:
703 mwifiex_dbg(adapter, EVENT, "event: WMM status changed\n");
704 ret = mwifiex_send_cmd(priv, HostCmd_CMD_WMM_GET_STATUS,
709 cfg80211_cqm_rssi_notify(priv->netdev,
710 NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW,
712 mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
713 HostCmd_ACT_GEN_GET, 0, NULL, false);
714 priv->subsc_evt_rssi_state = RSSI_LOW_RECVD;
715 mwifiex_dbg(adapter, EVENT, "event: Beacon RSSI_LOW\n");
718 mwifiex_dbg(adapter, EVENT, "event: Beacon SNR_LOW\n");
721 mwifiex_dbg(adapter, EVENT, "event: MAX_FAIL\n");
723 case EVENT_RSSI_HIGH:
724 cfg80211_cqm_rssi_notify(priv->netdev,
725 NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH,
727 mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
728 HostCmd_ACT_GEN_GET, 0, NULL, false);
729 priv->subsc_evt_rssi_state = RSSI_HIGH_RECVD;
730 mwifiex_dbg(adapter, EVENT, "event: Beacon RSSI_HIGH\n");
733 mwifiex_dbg(adapter, EVENT, "event: Beacon SNR_HIGH\n");
735 case EVENT_DATA_RSSI_LOW:
736 mwifiex_dbg(adapter, EVENT, "event: Data RSSI_LOW\n");
738 case EVENT_DATA_SNR_LOW:
739 mwifiex_dbg(adapter, EVENT, "event: Data SNR_LOW\n");
741 case EVENT_DATA_RSSI_HIGH:
742 mwifiex_dbg(adapter, EVENT, "event: Data RSSI_HIGH\n");
744 case EVENT_DATA_SNR_HIGH:
745 mwifiex_dbg(adapter, EVENT, "event: Data SNR_HIGH\n");
747 case EVENT_LINK_QUALITY:
748 mwifiex_dbg(adapter, EVENT, "event: Link Quality\n");
750 case EVENT_PRE_BEACON_LOST:
751 mwifiex_dbg(adapter, EVENT, "event: Pre-Beacon Lost\n");
753 case EVENT_IBSS_COALESCED:
754 mwifiex_dbg(adapter, EVENT, "event: IBSS_COALESCED\n");
755 ret = mwifiex_send_cmd(priv,
756 HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
757 HostCmd_ACT_GEN_GET, 0, NULL, false);
760 mwifiex_dbg(adapter, EVENT, "event: ADDBA Request\n");
761 mwifiex_send_cmd(priv, HostCmd_CMD_11N_ADDBA_RSP,
762 HostCmd_ACT_GEN_SET, 0,
763 adapter->event_body, false);
766 mwifiex_dbg(adapter, EVENT, "event: DELBA Request\n");
767 mwifiex_11n_delete_ba_stream(priv, adapter->event_body);
769 case EVENT_BA_STREAM_TIEMOUT:
770 mwifiex_dbg(adapter, EVENT, "event: BA Stream timeout\n");
771 mwifiex_11n_ba_stream_timeout(priv,
772 (struct host_cmd_ds_11n_batimeout
774 adapter->event_body);
776 case EVENT_AMSDU_AGGR_CTRL:
777 ctrl = le16_to_cpu(*(__le16 *)adapter->event_body);
778 mwifiex_dbg(adapter, EVENT,
779 "event: AMSDU_AGGR_CTRL %d\n", ctrl);
781 adapter->tx_buf_size =
782 min_t(u16, adapter->curr_tx_buf_size, ctrl);
783 mwifiex_dbg(adapter, EVENT, "event: tx_buf_size %d\n",
784 adapter->tx_buf_size);
787 case EVENT_WEP_ICV_ERR:
788 mwifiex_dbg(adapter, EVENT, "event: WEP ICV error\n");
791 case EVENT_BW_CHANGE:
792 mwifiex_dbg(adapter, EVENT, "event: BW Change\n");
795 case EVENT_HOSTWAKE_STAIE:
796 mwifiex_dbg(adapter, EVENT,
797 "event: HOSTWAKE_STAIE %d\n", eventcause);
800 case EVENT_REMAIN_ON_CHAN_EXPIRED:
801 mwifiex_dbg(adapter, EVENT,
802 "event: Remain on channel expired\n");
803 cfg80211_remain_on_channel_expired(&priv->wdev,
804 priv->roc_cfg.cookie,
808 memset(&priv->roc_cfg, 0x00, sizeof(struct mwifiex_roc_cfg));
812 case EVENT_CHANNEL_SWITCH_ANN:
813 mwifiex_dbg(adapter, EVENT, "event: Channel Switch Announcement\n");
814 priv->csa_expire_time =
815 jiffies + msecs_to_jiffies(DFS_CHAN_MOVE_TIME);
816 priv->csa_chan = priv->curr_bss_params.bss_descriptor.channel;
817 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_DEAUTHENTICATE,
818 HostCmd_ACT_GEN_SET, 0,
819 priv->curr_bss_params.bss_descriptor.mac_address,
823 case EVENT_TDLS_GENERIC_EVENT:
824 ret = mwifiex_parse_tdls_event(priv, adapter->event_skb);
827 case EVENT_TX_DATA_PAUSE:
828 mwifiex_dbg(adapter, EVENT, "event: TX DATA PAUSE\n");
829 mwifiex_process_tx_pause_event(priv, adapter->event_skb);
832 case EVENT_MULTI_CHAN_INFO:
833 mwifiex_dbg(adapter, EVENT, "event: multi-chan info\n");
834 mwifiex_process_multi_chan_event(priv, adapter->event_skb);
837 case EVENT_TX_STATUS_REPORT:
838 mwifiex_dbg(adapter, EVENT, "event: TX_STATUS Report\n");
839 mwifiex_parse_tx_status_event(priv, adapter->event_body);
842 case EVENT_CHANNEL_REPORT_RDY:
843 mwifiex_dbg(adapter, EVENT, "event: Channel Report\n");
844 ret = mwifiex_11h_handle_chanrpt_ready(priv,
847 case EVENT_RADAR_DETECTED:
848 mwifiex_dbg(adapter, EVENT, "event: Radar detected\n");
849 ret = mwifiex_11h_handle_radar_detected(priv,
852 case EVENT_BT_COEX_WLAN_PARA_CHANGE:
853 dev_dbg(adapter->dev, "EVENT: BT coex wlan param update\n");
854 mwifiex_bt_coex_wlan_param_update_event(priv,
858 mwifiex_dbg(adapter, ERROR, "event: unknown event id: %#x\n",