2 * Marvell Wireless LAN device driver: functions for station ioctl
4 * Copyright (C) 2011, 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.
30 * Copies the multicast address list from device to driver.
32 * This function does not validate the destination memory for
33 * size, and the calling function must ensure enough memory is
36 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
37 struct net_device *dev)
40 struct netdev_hw_addr *ha;
42 netdev_for_each_mc_addr(ha, dev)
43 memcpy(&mlist->mac_list[i++], ha->addr, ETH_ALEN);
49 * Wait queue completion handler.
51 * This function waits on a cmd wait queue. It also cancels the pending
52 * request after waking up, in case of errors.
54 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter)
56 bool cancel_flag = false;
58 struct cmd_ctrl_node *cmd_queued;
60 if (!adapter->cmd_queued)
63 cmd_queued = adapter->cmd_queued;
64 adapter->cmd_queued = NULL;
66 dev_dbg(adapter->dev, "cmd pending\n");
67 atomic_inc(&adapter->cmd_pending);
69 /* Status pending, wake up main process */
70 queue_work(adapter->workqueue, &adapter->main_work);
72 /* Wait for completion */
73 wait_event_interruptible(adapter->cmd_wait_q.wait,
74 *(cmd_queued->condition));
75 if (!*(cmd_queued->condition))
79 mwifiex_cancel_pending_ioctl(adapter);
80 dev_dbg(adapter->dev, "cmd cancel\n");
83 status = adapter->cmd_wait_q.status;
84 adapter->cmd_wait_q.status = 0;
90 * This function prepares the correct firmware command and
91 * issues it to set the multicast list.
93 * This function can be used to enable promiscuous mode, or enable all
94 * multicast packets, or to enable selective multicast.
96 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
97 struct mwifiex_multicast_list *mcast_list)
102 old_pkt_filter = priv->curr_pkt_filter;
104 if (mcast_list->mode == MWIFIEX_PROMISC_MODE) {
105 dev_dbg(priv->adapter->dev, "info: Enable Promiscuous mode\n");
106 priv->curr_pkt_filter |= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE;
107 priv->curr_pkt_filter &=
108 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
111 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE;
112 if (mcast_list->mode == MWIFIEX_MULTICAST_MODE) {
113 dev_dbg(priv->adapter->dev,
114 "info: Enabling All Multicast!\n");
115 priv->curr_pkt_filter |=
116 HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
118 priv->curr_pkt_filter &=
119 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
120 if (mcast_list->num_multicast_addr) {
121 dev_dbg(priv->adapter->dev,
122 "info: Set multicast list=%d\n",
123 mcast_list->num_multicast_addr);
124 /* Set multicast addresses to firmware */
125 if (old_pkt_filter == priv->curr_pkt_filter) {
126 /* Send request to firmware */
127 ret = mwifiex_send_cmd_async(priv,
128 HostCmd_CMD_MAC_MULTICAST_ADR,
129 HostCmd_ACT_GEN_SET, 0,
132 /* Send request to firmware */
133 ret = mwifiex_send_cmd_async(priv,
134 HostCmd_CMD_MAC_MULTICAST_ADR,
135 HostCmd_ACT_GEN_SET, 0,
141 dev_dbg(priv->adapter->dev,
142 "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n",
143 old_pkt_filter, priv->curr_pkt_filter);
144 if (old_pkt_filter != priv->curr_pkt_filter) {
145 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL,
147 0, &priv->curr_pkt_filter);
154 * This function fills bss descriptor structure using provided
157 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
158 u8 *bssid, s32 rssi, u8 *ie_buf,
159 size_t ie_len, u16 beacon_period,
160 u16 cap_info_bitmap, u8 band,
161 struct mwifiex_bssdescriptor *bss_desc)
165 memcpy(bss_desc->mac_address, bssid, ETH_ALEN);
166 bss_desc->rssi = rssi;
167 bss_desc->beacon_buf = ie_buf;
168 bss_desc->beacon_buf_size = ie_len;
169 bss_desc->beacon_period = beacon_period;
170 bss_desc->cap_info_bitmap = cap_info_bitmap;
171 bss_desc->bss_band = band;
172 if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) {
173 dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n");
174 bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP;
176 bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL;
178 if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_IBSS)
179 bss_desc->bss_mode = NL80211_IFTYPE_ADHOC;
181 bss_desc->bss_mode = NL80211_IFTYPE_STATION;
183 ret = mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc,
190 * In Ad-Hoc mode, the IBSS is created if not found in scan list.
191 * In both Ad-Hoc and infra mode, an deauthentication is performed
194 int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
195 struct cfg80211_ssid *req_ssid)
198 struct mwifiex_adapter *adapter = priv->adapter;
199 struct mwifiex_bssdescriptor *bss_desc = NULL;
200 u8 *beacon_ie = NULL;
202 priv->scan_block = false;
205 /* Allocate and fill new bss descriptor */
206 bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor),
209 dev_err(priv->adapter->dev, " failed to alloc bss_desc\n");
213 beacon_ie = kmemdup(bss->information_elements,
214 bss->len_beacon_ies, GFP_KERNEL);
217 dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
221 ret = mwifiex_fill_new_bss_desc(priv, bss->bssid, bss->signal,
222 beacon_ie, bss->len_beacon_ies,
223 bss->beacon_interval,
225 *(u8 *)bss->priv, bss_desc);
230 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
232 ret = mwifiex_deauthenticate(priv, NULL);
236 ret = mwifiex_check_network_compatibility(priv, bss_desc);
240 dev_dbg(adapter->dev, "info: SSID found in scan list ... "
243 if (!netif_queue_stopped(priv->netdev))
244 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
245 if (netif_carrier_ok(priv->netdev))
246 netif_carrier_off(priv->netdev);
248 /* Clear any past association response stored for
249 * application retrieval */
250 priv->assoc_rsp_size = 0;
251 ret = mwifiex_associate(priv, bss_desc);
253 /* If auth type is auto and association fails using open mode,
254 * try to connect using shared mode */
255 if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG &&
256 priv->sec_info.is_authtype_auto &&
257 priv->sec_info.wep_enabled) {
258 priv->sec_info.authentication_mode =
259 NL80211_AUTHTYPE_SHARED_KEY;
260 ret = mwifiex_associate(priv, bss_desc);
264 cfg80211_put_bss(bss);
267 /* If the requested SSID matches current SSID, return */
268 if (bss_desc && bss_desc->ssid.ssid_len &&
269 (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor.
270 ssid, &bss_desc->ssid))) {
276 /* Exit Adhoc mode first */
277 dev_dbg(adapter->dev, "info: Sending Adhoc Stop\n");
278 ret = mwifiex_deauthenticate(priv, NULL);
282 priv->adhoc_is_link_sensed = false;
284 ret = mwifiex_check_network_compatibility(priv, bss_desc);
286 if (!netif_queue_stopped(priv->netdev))
287 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
288 if (netif_carrier_ok(priv->netdev))
289 netif_carrier_off(priv->netdev);
292 dev_dbg(adapter->dev, "info: network found in scan"
293 " list. Joining...\n");
294 ret = mwifiex_adhoc_join(priv, bss_desc);
296 cfg80211_put_bss(bss);
298 dev_dbg(adapter->dev, "info: Network not found in "
299 "the list, creating adhoc with ssid = %s\n",
301 ret = mwifiex_adhoc_start(priv, req_ssid);
312 * IOCTL request handler to set host sleep configuration.
314 * This function prepares the correct firmware command and
317 static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
318 int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg)
321 struct mwifiex_adapter *adapter = priv->adapter;
329 case HostCmd_ACT_GEN_SET:
330 if (adapter->pps_uapsd_mode) {
331 dev_dbg(adapter->dev, "info: Host Sleep IOCTL"
332 " is blocked in UAPSD/PPS mode\n");
336 if (hs_cfg->is_invoke_hostcmd) {
337 if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL) {
338 if (!adapter->is_hs_configured)
339 /* Already cancelled */
341 /* Save previous condition */
342 prev_cond = le32_to_cpu(adapter->hs_cfg
344 adapter->hs_cfg.conditions =
345 cpu_to_le32(hs_cfg->conditions);
346 } else if (hs_cfg->conditions) {
347 adapter->hs_cfg.conditions =
348 cpu_to_le32(hs_cfg->conditions);
349 adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
351 adapter->hs_cfg.gap = (u8)hs_cfg->gap;
352 } else if (adapter->hs_cfg.conditions
353 == cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) {
354 /* Return failure if no parameters for HS
359 if (cmd_type == MWIFIEX_SYNC_CMD)
360 status = mwifiex_send_cmd_sync(priv,
361 HostCmd_CMD_802_11_HS_CFG_ENH,
362 HostCmd_ACT_GEN_SET, 0,
365 status = mwifiex_send_cmd_async(priv,
366 HostCmd_CMD_802_11_HS_CFG_ENH,
367 HostCmd_ACT_GEN_SET, 0,
369 if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL)
370 /* Restore previous condition */
371 adapter->hs_cfg.conditions =
372 cpu_to_le32(prev_cond);
374 adapter->hs_cfg.conditions =
375 cpu_to_le32(hs_cfg->conditions);
376 adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
377 adapter->hs_cfg.gap = (u8)hs_cfg->gap;
380 case HostCmd_ACT_GEN_GET:
381 hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions);
382 hs_cfg->gpio = adapter->hs_cfg.gpio;
383 hs_cfg->gap = adapter->hs_cfg.gap;
394 * Sends IOCTL request to cancel the existing Host Sleep configuration.
396 * This function allocates the IOCTL request buffer, fills it
397 * with requisite parameters and calls the IOCTL handler.
399 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type)
401 struct mwifiex_ds_hs_cfg hscfg;
403 hscfg.conditions = HOST_SLEEP_CFG_CANCEL;
404 hscfg.is_invoke_hostcmd = true;
406 return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
409 EXPORT_SYMBOL_GPL(mwifiex_cancel_hs);
412 * Sends IOCTL request to cancel the existing Host Sleep configuration.
414 * This function allocates the IOCTL request buffer, fills it
415 * with requisite parameters and calls the IOCTL handler.
417 int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
419 struct mwifiex_ds_hs_cfg hscfg;
421 if (adapter->hs_activated) {
422 dev_dbg(adapter->dev, "cmd: HS Already actived\n");
426 adapter->hs_activate_wait_q_woken = false;
428 memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg));
429 hscfg.is_invoke_hostcmd = true;
431 if (mwifiex_set_hs_params(mwifiex_get_priv(adapter,
432 MWIFIEX_BSS_ROLE_STA),
433 HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD,
435 dev_err(adapter->dev, "IOCTL request HS enable failed\n");
439 wait_event_interruptible(adapter->hs_activate_wait_q,
440 adapter->hs_activate_wait_q_woken);
444 EXPORT_SYMBOL_GPL(mwifiex_enable_hs);
447 * IOCTL request handler to get BSS information.
449 * This function collates the information from different driver structures
450 * to send to the user.
452 int mwifiex_get_bss_info(struct mwifiex_private *priv,
453 struct mwifiex_bss_info *info)
455 struct mwifiex_adapter *adapter = priv->adapter;
456 struct mwifiex_bssdescriptor *bss_desc;
461 bss_desc = &priv->curr_bss_params.bss_descriptor;
463 info->bss_mode = priv->bss_mode;
465 memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid));
467 memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN);
469 info->bss_chan = bss_desc->channel;
471 info->region_code = adapter->region_code;
473 info->media_connected = priv->media_connected;
475 info->max_power_level = priv->max_tx_power_level;
476 info->min_power_level = priv->min_tx_power_level;
478 info->adhoc_state = priv->adhoc_state;
480 info->bcn_nf_last = priv->bcn_nf_last;
482 if (priv->sec_info.wep_enabled)
483 info->wep_status = true;
485 info->wep_status = false;
487 info->is_hs_configured = adapter->is_hs_configured;
488 info->is_deep_sleep = adapter->is_deep_sleep;
494 * The function disables auto deep sleep mode.
496 int mwifiex_disable_auto_ds(struct mwifiex_private *priv)
498 struct mwifiex_ds_auto_ds auto_ds;
500 auto_ds.auto_ds = DEEP_SLEEP_OFF;
502 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
503 DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds);
505 EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds);
508 * IOCTL request handler to set/get active channel.
510 * This function performs validity checking on channel/frequency
511 * compatibility and returns failure if not valid.
513 int mwifiex_bss_set_channel(struct mwifiex_private *priv,
514 struct mwifiex_chan_freq_power *chan)
516 struct mwifiex_adapter *adapter = priv->adapter;
517 struct mwifiex_chan_freq_power *cfp = NULL;
522 if (!chan->channel && !chan->freq)
524 if (adapter->adhoc_start_band & BAND_AN)
525 adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN;
526 else if (adapter->adhoc_start_band & BAND_A)
527 adapter->adhoc_start_band = BAND_G | BAND_B;
529 if (chan->channel <= MAX_CHANNEL_BAND_BG)
530 cfp = mwifiex_get_cfp(priv, 0, (u16) chan->channel, 0);
532 cfp = mwifiex_get_cfp(priv, BAND_A,
533 (u16) chan->channel, 0);
535 if (adapter->adhoc_11n_enabled)
536 adapter->adhoc_start_band = BAND_A
539 adapter->adhoc_start_band = BAND_A;
543 if (chan->freq <= MAX_FREQUENCY_BAND_BG)
544 cfp = mwifiex_get_cfp(priv, 0, 0, chan->freq);
546 cfp = mwifiex_get_cfp(priv, BAND_A, 0, chan->freq);
548 if (adapter->adhoc_11n_enabled)
549 adapter->adhoc_start_band = BAND_A
552 adapter->adhoc_start_band = BAND_A;
556 if (!cfp || !cfp->channel) {
557 dev_err(adapter->dev, "invalid channel/freq\n");
560 priv->adhoc_channel = (u8) cfp->channel;
561 chan->channel = cfp->channel;
562 chan->freq = cfp->freq;
568 * IOCTL request handler to set/get Ad-Hoc channel.
570 * This function prepares the correct firmware command and
571 * issues it to set or get the ad-hoc channel.
573 static int mwifiex_bss_ioctl_ibss_channel(struct mwifiex_private *priv,
574 u16 action, u16 *channel)
576 if (action == HostCmd_ACT_GEN_GET) {
577 if (!priv->media_connected) {
578 *channel = priv->adhoc_channel;
582 priv->adhoc_channel = (u8) *channel;
585 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_RF_CHANNEL,
590 * IOCTL request handler to change Ad-Hoc channel.
592 * This function allocates the IOCTL request buffer, fills it
593 * with requisite parameters and calls the IOCTL handler.
595 * The function follows the following steps to perform the change -
596 * - Get current IBSS information
597 * - Get current channel
598 * - If no change is required, return
599 * - If not connected, change channel and return
603 * - Perform specific SSID scan with same SSID
604 * - Start/Join the IBSS
607 mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel)
610 struct mwifiex_bss_info bss_info;
611 struct mwifiex_ssid_bssid ssid_bssid;
613 struct cfg80211_bss *bss = NULL;
614 struct ieee80211_channel *chan;
615 enum ieee80211_band band;
617 memset(&bss_info, 0, sizeof(bss_info));
619 /* Get BSS information */
620 if (mwifiex_get_bss_info(priv, &bss_info))
623 /* Get current channel */
624 ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_GET,
627 if (curr_chan == channel) {
631 dev_dbg(priv->adapter->dev, "cmd: updating channel from %d to %d\n",
634 if (!bss_info.media_connected) {
640 memset(&ssid_bssid, 0, ETH_ALEN);
641 ret = mwifiex_deauthenticate(priv, ssid_bssid.bssid);
643 ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_SET,
646 /* Do specific SSID scanning */
647 if (mwifiex_request_scan(priv, &bss_info.ssid)) {
652 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
653 chan = __ieee80211_get_channel(priv->wdev->wiphy,
654 ieee80211_channel_to_frequency(channel,
657 /* Find the BSS we want using available scan results */
658 bss = cfg80211_get_bss(priv->wdev->wiphy, chan, bss_info.bssid,
659 bss_info.ssid.ssid, bss_info.ssid.ssid_len,
660 WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
662 wiphy_warn(priv->wdev->wiphy, "assoc: bss %pM not in scan results\n",
665 ret = mwifiex_bss_start(priv, bss, &bss_info.ssid);
671 * IOCTL request handler to get rate.
673 * This function prepares the correct firmware command and
674 * issues it to get the current rate if it is connected,
675 * otherwise, the function returns the lowest supported rate
678 static int mwifiex_rate_ioctl_get_rate_value(struct mwifiex_private *priv,
679 struct mwifiex_rate_cfg *rate_cfg)
681 rate_cfg->is_rate_auto = priv->is_data_rate_auto;
682 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
683 HostCmd_ACT_GEN_GET, 0, NULL);
687 * IOCTL request handler to set rate.
689 * This function prepares the correct firmware command and
690 * issues it to set the current rate.
692 * The function also performs validation checking on the supplied value.
694 static int mwifiex_rate_ioctl_set_rate_value(struct mwifiex_private *priv,
695 struct mwifiex_rate_cfg *rate_cfg)
697 u8 rates[MWIFIEX_SUPPORTED_RATES];
700 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
702 struct mwifiex_adapter *adapter = priv->adapter;
704 if (rate_cfg->is_rate_auto) {
705 memset(bitmap_rates, 0, sizeof(bitmap_rates));
706 /* Support all HR/DSSS rates */
707 bitmap_rates[0] = 0x000F;
708 /* Support all OFDM rates */
709 bitmap_rates[1] = 0x00FF;
710 /* Support all HT-MCSs rate */
711 for (i = 0; i < ARRAY_SIZE(priv->bitmap_rates) - 3; i++)
712 bitmap_rates[i + 2] = 0xFFFF;
713 bitmap_rates[9] = 0x3FFF;
715 memset(rates, 0, sizeof(rates));
716 mwifiex_get_active_data_rates(priv, rates);
718 for (i = 0; (rate[i] && i < MWIFIEX_SUPPORTED_RATES); i++) {
719 dev_dbg(adapter->dev, "info: rate=%#x wanted=%#x\n",
720 rate[i], rate_cfg->rate);
721 if ((rate[i] & 0x7f) == (rate_cfg->rate & 0x7f))
724 if ((i == MWIFIEX_SUPPORTED_RATES) || !rate[i]) {
725 dev_err(adapter->dev, "fixed data rate %#x is out "
726 "of range\n", rate_cfg->rate);
729 memset(bitmap_rates, 0, sizeof(bitmap_rates));
731 rate_index = mwifiex_data_rate_to_index(rate_cfg->rate);
733 /* Only allow b/g rates to be set */
734 if (rate_index >= MWIFIEX_RATE_INDEX_HRDSSS0 &&
735 rate_index <= MWIFIEX_RATE_INDEX_HRDSSS3) {
736 bitmap_rates[0] = 1 << rate_index;
738 rate_index -= 1; /* There is a 0x00 in the table */
739 if (rate_index >= MWIFIEX_RATE_INDEX_OFDM0 &&
740 rate_index <= MWIFIEX_RATE_INDEX_OFDM7)
741 bitmap_rates[1] = 1 << (rate_index -
742 MWIFIEX_RATE_INDEX_OFDM0);
746 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG,
747 HostCmd_ACT_GEN_SET, 0, bitmap_rates);
753 * IOCTL request handler to set/get rate.
755 * This function can be used to set/get either the rate value or the
758 static int mwifiex_rate_ioctl_cfg(struct mwifiex_private *priv,
759 struct mwifiex_rate_cfg *rate_cfg)
766 if (rate_cfg->action == HostCmd_ACT_GEN_GET)
767 status = mwifiex_rate_ioctl_get_rate_value(priv, rate_cfg);
769 status = mwifiex_rate_ioctl_set_rate_value(priv, rate_cfg);
775 * Sends IOCTL request to get the data rate.
777 * This function allocates the IOCTL request buffer, fills it
778 * with requisite parameters and calls the IOCTL handler.
780 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv,
781 struct mwifiex_rate_cfg *rate)
785 memset(rate, 0, sizeof(struct mwifiex_rate_cfg));
786 rate->action = HostCmd_ACT_GEN_GET;
787 ret = mwifiex_rate_ioctl_cfg(priv, rate);
790 if (rate->is_rate_auto)
791 rate->rate = mwifiex_index_to_data_rate(priv,
796 rate->rate = priv->data_rate;
805 * IOCTL request handler to set tx power configuration.
807 * This function prepares the correct firmware command and
810 * For non-auto power mode, all the following power groups are set -
811 * - Modulation class HR/DSSS
812 * - Modulation class OFDM
813 * - Modulation class HTBW20
814 * - Modulation class HTBW40
816 int mwifiex_set_tx_power(struct mwifiex_private *priv,
817 struct mwifiex_power_cfg *power_cfg)
820 struct host_cmd_ds_txpwr_cfg *txp_cfg;
821 struct mwifiex_types_power_group *pg_tlv;
822 struct mwifiex_power_group *pg;
826 if (!power_cfg->is_power_auto) {
827 dbm = (u16) power_cfg->power_level;
828 if ((dbm < priv->min_tx_power_level) ||
829 (dbm > priv->max_tx_power_level)) {
830 dev_err(priv->adapter->dev, "txpower value %d dBm"
831 " is out of range (%d dBm-%d dBm)\n",
832 dbm, priv->min_tx_power_level,
833 priv->max_tx_power_level);
837 buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL);
839 dev_err(priv->adapter->dev, "%s: failed to alloc cmd buffer\n",
844 txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf;
845 txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
846 if (!power_cfg->is_power_auto) {
847 txp_cfg->mode = cpu_to_le32(1);
848 pg_tlv = (struct mwifiex_types_power_group *)
849 (buf + sizeof(struct host_cmd_ds_txpwr_cfg));
850 pg_tlv->type = TLV_TYPE_POWER_GROUP;
851 pg_tlv->length = 4 * sizeof(struct mwifiex_power_group);
852 pg = (struct mwifiex_power_group *)
853 (buf + sizeof(struct host_cmd_ds_txpwr_cfg)
854 + sizeof(struct mwifiex_types_power_group));
855 /* Power group for modulation class HR/DSSS */
856 pg->first_rate_code = 0x00;
857 pg->last_rate_code = 0x03;
858 pg->modulation_class = MOD_CLASS_HR_DSSS;
860 pg->power_min = (s8) dbm;
861 pg->power_max = (s8) dbm;
863 /* Power group for modulation class OFDM */
864 pg->first_rate_code = 0x00;
865 pg->last_rate_code = 0x07;
866 pg->modulation_class = MOD_CLASS_OFDM;
868 pg->power_min = (s8) dbm;
869 pg->power_max = (s8) dbm;
871 /* Power group for modulation class HTBW20 */
872 pg->first_rate_code = 0x00;
873 pg->last_rate_code = 0x20;
874 pg->modulation_class = MOD_CLASS_HT;
876 pg->power_min = (s8) dbm;
877 pg->power_max = (s8) dbm;
878 pg->ht_bandwidth = HT_BW_20;
880 /* Power group for modulation class HTBW40 */
881 pg->first_rate_code = 0x00;
882 pg->last_rate_code = 0x20;
883 pg->modulation_class = MOD_CLASS_HT;
885 pg->power_min = (s8) dbm;
886 pg->power_max = (s8) dbm;
887 pg->ht_bandwidth = HT_BW_40;
889 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG,
890 HostCmd_ACT_GEN_SET, 0, buf);
897 * IOCTL request handler to get power save mode.
899 * This function prepares the correct firmware command and
902 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode)
905 struct mwifiex_adapter *adapter = priv->adapter;
909 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
911 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
912 sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS;
913 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
914 sub_cmd, BITMAP_STA_PS, NULL);
915 if ((!ret) && (sub_cmd == DIS_AUTO_PS))
916 ret = mwifiex_send_cmd_async(priv,
917 HostCmd_CMD_802_11_PS_MODE_ENH,
924 * IOCTL request handler to set/reset WPA IE.
926 * The supplied WPA IE is treated as a opaque buffer. Only the first field
927 * is checked to determine WPA version. If buffer length is zero, the existing
930 static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv,
931 u8 *ie_data_ptr, u16 ie_len)
934 if (ie_len > sizeof(priv->wpa_ie)) {
935 dev_err(priv->adapter->dev,
936 "failed to copy WPA IE, too big\n");
939 memcpy(priv->wpa_ie, ie_data_ptr, ie_len);
940 priv->wpa_ie_len = (u8) ie_len;
941 dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n",
942 priv->wpa_ie_len, priv->wpa_ie[0]);
944 if (priv->wpa_ie[0] == WLAN_EID_WPA) {
945 priv->sec_info.wpa_enabled = true;
946 } else if (priv->wpa_ie[0] == WLAN_EID_RSN) {
947 priv->sec_info.wpa2_enabled = true;
949 priv->sec_info.wpa_enabled = false;
950 priv->sec_info.wpa2_enabled = false;
953 memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie));
954 priv->wpa_ie_len = 0;
955 dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n",
956 priv->wpa_ie_len, priv->wpa_ie[0]);
957 priv->sec_info.wpa_enabled = false;
958 priv->sec_info.wpa2_enabled = false;
965 * IOCTL request handler to set/reset WAPI IE.
967 * The supplied WAPI IE is treated as a opaque buffer. Only the first field
968 * is checked to internally enable WAPI. If buffer length is zero, the existing
971 static int mwifiex_set_wapi_ie(struct mwifiex_private *priv,
972 u8 *ie_data_ptr, u16 ie_len)
975 if (ie_len > sizeof(priv->wapi_ie)) {
976 dev_dbg(priv->adapter->dev,
977 "info: failed to copy WAPI IE, too big\n");
980 memcpy(priv->wapi_ie, ie_data_ptr, ie_len);
981 priv->wapi_ie_len = ie_len;
982 dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n",
983 priv->wapi_ie_len, priv->wapi_ie[0]);
985 if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY)
986 priv->sec_info.wapi_enabled = true;
988 memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie));
989 priv->wapi_ie_len = ie_len;
990 dev_dbg(priv->adapter->dev,
991 "info: Reset wapi_ie_len=%d IE=%#x\n",
992 priv->wapi_ie_len, priv->wapi_ie[0]);
993 priv->sec_info.wapi_enabled = false;
999 * IOCTL request handler to set WAPI key.
1001 * This function prepares the correct firmware command and
1004 static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv,
1005 struct mwifiex_ds_encrypt_key *encrypt_key)
1008 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
1009 HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED,
1014 * IOCTL request handler to set WEP network key.
1016 * This function prepares the correct firmware command and
1017 * issues it, after validation checks.
1019 static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv,
1020 struct mwifiex_ds_encrypt_key *encrypt_key)
1023 struct mwifiex_wep_key *wep_key;
1026 if (priv->wep_key_curr_index >= NUM_WEP_KEYS)
1027 priv->wep_key_curr_index = 0;
1028 wep_key = &priv->wep_key[priv->wep_key_curr_index];
1029 index = encrypt_key->key_index;
1030 if (encrypt_key->key_disable) {
1031 priv->sec_info.wep_enabled = 0;
1032 } else if (!encrypt_key->key_len) {
1033 /* Copy the required key as the current key */
1034 wep_key = &priv->wep_key[index];
1035 if (!wep_key->key_length) {
1036 dev_err(priv->adapter->dev,
1037 "key not set, so cannot enable it\n");
1040 priv->wep_key_curr_index = (u16) index;
1041 priv->sec_info.wep_enabled = 1;
1043 wep_key = &priv->wep_key[index];
1044 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
1045 /* Copy the key in the driver */
1046 memcpy(wep_key->key_material,
1047 encrypt_key->key_material,
1048 encrypt_key->key_len);
1049 wep_key->key_index = index;
1050 wep_key->key_length = encrypt_key->key_len;
1051 priv->sec_info.wep_enabled = 1;
1053 if (wep_key->key_length) {
1054 /* Send request to firmware */
1055 ret = mwifiex_send_cmd_async(priv,
1056 HostCmd_CMD_802_11_KEY_MATERIAL,
1057 HostCmd_ACT_GEN_SET, 0, NULL);
1061 if (priv->sec_info.wep_enabled)
1062 priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE;
1064 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE;
1066 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL,
1067 HostCmd_ACT_GEN_SET, 0,
1068 &priv->curr_pkt_filter);
1074 * IOCTL request handler to set WPA key.
1076 * This function prepares the correct firmware command and
1077 * issues it, after validation checks.
1079 * Current driver only supports key length of up to 32 bytes.
1081 * This function can also be used to disable a currently set key.
1083 static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv,
1084 struct mwifiex_ds_encrypt_key *encrypt_key)
1087 u8 remove_key = false;
1088 struct host_cmd_ds_802_11_key_material *ibss_key;
1090 /* Current driver only supports key length of up to 32 bytes */
1091 if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) {
1092 dev_err(priv->adapter->dev, "key length too long\n");
1096 if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
1098 * IBSS/WPA-None uses only one key (Group) for both receiving
1099 * and sending unicast and multicast packets.
1101 /* Send the key as PTK to firmware */
1102 encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
1103 ret = mwifiex_send_cmd_async(priv,
1104 HostCmd_CMD_802_11_KEY_MATERIAL,
1105 HostCmd_ACT_GEN_SET,
1106 KEY_INFO_ENABLED, encrypt_key);
1110 ibss_key = &priv->aes_key;
1112 sizeof(struct host_cmd_ds_802_11_key_material));
1113 /* Copy the key in the driver */
1114 memcpy(ibss_key->key_param_set.key, encrypt_key->key_material,
1115 encrypt_key->key_len);
1116 memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len,
1117 sizeof(ibss_key->key_param_set.key_len));
1118 ibss_key->key_param_set.key_type_id
1119 = cpu_to_le16(KEY_TYPE_ID_TKIP);
1120 ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED);
1122 /* Send the key as GTK to firmware */
1123 encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST;
1126 if (!encrypt_key->key_index)
1127 encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
1130 ret = mwifiex_send_cmd_sync(priv,
1131 HostCmd_CMD_802_11_KEY_MATERIAL,
1132 HostCmd_ACT_GEN_SET,
1133 !KEY_INFO_ENABLED, encrypt_key);
1135 ret = mwifiex_send_cmd_sync(priv,
1136 HostCmd_CMD_802_11_KEY_MATERIAL,
1137 HostCmd_ACT_GEN_SET,
1138 KEY_INFO_ENABLED, encrypt_key);
1144 * IOCTL request handler to set/get network keys.
1146 * This is a generic key handling function which supports WEP, WPA
1150 mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv,
1151 struct mwifiex_ds_encrypt_key *encrypt_key)
1155 if (encrypt_key->is_wapi_key)
1156 status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key);
1157 else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104)
1158 status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key);
1160 status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key);
1165 * This function returns the driver version.
1168 mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version,
1177 ver.l = adapter->fw_release_number;
1178 sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]);
1180 snprintf(version, max_len, driver_version, fw_ver);
1182 dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version);
1188 * Sends IOCTL request to get signal information.
1190 * This function allocates the IOCTL request buffer, fills it
1191 * with requisite parameters and calls the IOCTL handler.
1193 int mwifiex_get_signal_info(struct mwifiex_private *priv,
1194 struct mwifiex_ds_get_signal *signal)
1198 signal->selector = ALL_RSSI_INFO_MASK;
1200 /* Signal info can be obtained only if connected */
1201 if (!priv->media_connected) {
1202 dev_dbg(priv->adapter->dev,
1203 "info: Can not get signal in disconnected state\n");
1207 status = mwifiex_send_cmd_sync(priv, HostCmd_CMD_RSSI_INFO,
1208 HostCmd_ACT_GEN_GET, 0, signal);
1211 if (signal->selector & BCN_RSSI_AVG_MASK)
1212 priv->qual_level = signal->bcn_rssi_avg;
1213 if (signal->selector & BCN_NF_AVG_MASK)
1214 priv->qual_noise = signal->bcn_nf_avg;
1221 * Sends IOCTL request to set encoding parameters.
1223 * This function allocates the IOCTL request buffer, fills it
1224 * with requisite parameters and calls the IOCTL handler.
1226 int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key,
1227 int key_len, u8 key_index, int disable)
1229 struct mwifiex_ds_encrypt_key encrypt_key;
1231 memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key));
1232 encrypt_key.key_len = key_len;
1234 encrypt_key.key_index = key_index;
1236 memcpy(encrypt_key.key_material, key, key_len);
1238 encrypt_key.key_disable = true;
1241 return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key);
1245 * Sends IOCTL request to get extended version.
1247 * This function allocates the IOCTL request buffer, fills it
1248 * with requisite parameters and calls the IOCTL handler.
1251 mwifiex_get_ver_ext(struct mwifiex_private *priv)
1253 struct mwifiex_ver_ext ver_ext;
1255 memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext));
1256 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT,
1257 HostCmd_ACT_GEN_GET, 0, &ver_ext))
1264 * Sends IOCTL request to get statistics information.
1266 * This function allocates the IOCTL request buffer, fills it
1267 * with requisite parameters and calls the IOCTL handler.
1270 mwifiex_get_stats_info(struct mwifiex_private *priv,
1271 struct mwifiex_ds_get_stats *log)
1273 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG,
1274 HostCmd_ACT_GEN_GET, 0, log);
1278 * IOCTL request handler to read/write register.
1280 * This function prepares the correct firmware command and
1283 * Access to the following registers are supported -
1290 static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv,
1291 struct mwifiex_ds_reg_rw *reg_rw,
1296 switch (le32_to_cpu(reg_rw->type)) {
1297 case MWIFIEX_REG_MAC:
1298 cmd_no = HostCmd_CMD_MAC_REG_ACCESS;
1300 case MWIFIEX_REG_BBP:
1301 cmd_no = HostCmd_CMD_BBP_REG_ACCESS;
1303 case MWIFIEX_REG_RF:
1304 cmd_no = HostCmd_CMD_RF_REG_ACCESS;
1306 case MWIFIEX_REG_PMIC:
1307 cmd_no = HostCmd_CMD_PMIC_REG_ACCESS;
1309 case MWIFIEX_REG_CAU:
1310 cmd_no = HostCmd_CMD_CAU_REG_ACCESS;
1316 return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw);
1321 * Sends IOCTL request to write to a register.
1323 * This function allocates the IOCTL request buffer, fills it
1324 * with requisite parameters and calls the IOCTL handler.
1327 mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
1328 u32 reg_offset, u32 reg_value)
1330 struct mwifiex_ds_reg_rw reg_rw;
1332 reg_rw.type = cpu_to_le32(reg_type);
1333 reg_rw.offset = cpu_to_le32(reg_offset);
1334 reg_rw.value = cpu_to_le32(reg_value);
1336 return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET);
1340 * Sends IOCTL request to read from a register.
1342 * This function allocates the IOCTL request buffer, fills it
1343 * with requisite parameters and calls the IOCTL handler.
1346 mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
1347 u32 reg_offset, u32 *value)
1350 struct mwifiex_ds_reg_rw reg_rw;
1352 reg_rw.type = cpu_to_le32(reg_type);
1353 reg_rw.offset = cpu_to_le32(reg_offset);
1354 ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET);
1359 *value = le32_to_cpu(reg_rw.value);
1366 * Sends IOCTL request to read from EEPROM.
1368 * This function allocates the IOCTL request buffer, fills it
1369 * with requisite parameters and calls the IOCTL handler.
1372 mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1376 struct mwifiex_ds_read_eeprom rd_eeprom;
1378 rd_eeprom.offset = cpu_to_le16((u16) offset);
1379 rd_eeprom.byte_count = cpu_to_le16((u16) bytes);
1381 /* Send request to firmware */
1382 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS,
1383 HostCmd_ACT_GEN_GET, 0, &rd_eeprom);
1386 memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA);
1391 * This function sets a generic IE. In addition to generic IE, it can
1392 * also handle WPA, WPA2 and WAPI IEs.
1395 mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr,
1399 struct ieee_types_vendor_header *pvendor_ie;
1400 const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 };
1401 const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 };
1403 /* If the passed length is zero, reset the buffer */
1405 priv->gen_ie_buf_len = 0;
1406 priv->wps.session_enable = false;
1409 } else if (!ie_data_ptr) {
1412 pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr;
1413 /* Test to see if it is a WPA IE, if not, then it is a gen IE */
1414 if (((pvendor_ie->element_id == WLAN_EID_WPA) &&
1415 (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) ||
1416 (pvendor_ie->element_id == WLAN_EID_RSN)) {
1418 /* IE is a WPA/WPA2 IE so call set_wpa function */
1419 ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len);
1420 priv->wps.session_enable = false;
1423 } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) {
1424 /* IE is a WAPI IE so call set_wapi function */
1425 ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len);
1430 * Verify that the passed length is not larger than the
1431 * available space remaining in the buffer
1433 if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) {
1435 /* Test to see if it is a WPS IE, if so, enable
1438 pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr;
1439 if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) &&
1440 (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) {
1441 priv->wps.session_enable = true;
1442 dev_dbg(priv->adapter->dev,
1443 "info: WPS Session Enabled.\n");
1446 /* Append the passed data to the end of the
1448 memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr,
1450 /* Increment the stored buffer length by the
1452 priv->gen_ie_buf_len += ie_len;
1454 /* Passed data does not fit in the remaining
1459 /* Return 0, or -1 for error case */
1464 * IOCTL request handler to set/get generic IE.
1466 * In addition to various generic IEs, this function can also be
1467 * used to set the ARP filter.
1469 static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv,
1470 struct mwifiex_ds_misc_gen_ie *gen_ie,
1473 struct mwifiex_adapter *adapter = priv->adapter;
1475 switch (gen_ie->type) {
1476 case MWIFIEX_IE_TYPE_GEN_IE:
1477 if (action == HostCmd_ACT_GEN_GET) {
1478 gen_ie->len = priv->wpa_ie_len;
1479 memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len);
1481 mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data,
1485 case MWIFIEX_IE_TYPE_ARP_FILTER:
1486 memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter));
1487 if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) {
1488 adapter->arp_filter_size = 0;
1489 dev_err(adapter->dev, "invalid ARP filter size\n");
1492 memcpy(adapter->arp_filter, gen_ie->ie_data,
1494 adapter->arp_filter_size = gen_ie->len;
1498 dev_err(adapter->dev, "invalid IE type\n");
1505 * Sends IOCTL request to set a generic IE.
1507 * This function allocates the IOCTL request buffer, fills it
1508 * with requisite parameters and calls the IOCTL handler.
1511 mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len)
1513 struct mwifiex_ds_misc_gen_ie gen_ie;
1515 if (ie_len > IEEE_MAX_IE_SIZE)
1518 gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE;
1519 gen_ie.len = ie_len;
1520 memcpy(gen_ie.ie_data, ie, ie_len);
1521 if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET))