2 * Marvell Wireless LAN device driver: functions for station ioctl
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 static int disconnect_on_suspend
;
30 module_param(disconnect_on_suspend
, int, 0644);
33 * Copies the multicast address list from device to driver.
35 * This function does not validate the destination memory for
36 * size, and the calling function must ensure enough memory is
39 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list
*mlist
,
40 struct net_device
*dev
)
43 struct netdev_hw_addr
*ha
;
45 netdev_for_each_mc_addr(ha
, dev
)
46 memcpy(&mlist
->mac_list
[i
++], ha
->addr
, ETH_ALEN
);
52 * Wait queue completion handler.
54 * This function waits on a cmd wait queue. It also cancels the pending
55 * request after waking up, in case of errors.
57 int mwifiex_wait_queue_complete(struct mwifiex_adapter
*adapter
,
58 struct cmd_ctrl_node
*cmd_queued
)
62 /* Wait for completion */
63 status
= wait_event_interruptible_timeout(adapter
->cmd_wait_q
.wait
,
64 *(cmd_queued
->condition
),
67 dev_err(adapter
->dev
, "cmd_wait_q terminated: %d\n", status
);
68 mwifiex_cancel_all_pending_cmd(adapter
);
72 status
= adapter
->cmd_wait_q
.status
;
73 adapter
->cmd_wait_q
.status
= 0;
79 * This function prepares the correct firmware command and
80 * issues it to set the multicast list.
82 * This function can be used to enable promiscuous mode, or enable all
83 * multicast packets, or to enable selective multicast.
85 int mwifiex_request_set_multicast_list(struct mwifiex_private
*priv
,
86 struct mwifiex_multicast_list
*mcast_list
)
91 old_pkt_filter
= priv
->curr_pkt_filter
;
93 if (mcast_list
->mode
== MWIFIEX_PROMISC_MODE
) {
94 dev_dbg(priv
->adapter
->dev
, "info: Enable Promiscuous mode\n");
95 priv
->curr_pkt_filter
|= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE
;
96 priv
->curr_pkt_filter
&=
97 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
100 priv
->curr_pkt_filter
&= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE
;
101 if (mcast_list
->mode
== MWIFIEX_ALL_MULTI_MODE
) {
102 dev_dbg(priv
->adapter
->dev
,
103 "info: Enabling All Multicast!\n");
104 priv
->curr_pkt_filter
|=
105 HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
107 priv
->curr_pkt_filter
&=
108 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
109 dev_dbg(priv
->adapter
->dev
,
110 "info: Set multicast list=%d\n",
111 mcast_list
->num_multicast_addr
);
112 /* Send multicast addresses to firmware */
113 ret
= mwifiex_send_cmd(priv
,
114 HostCmd_CMD_MAC_MULTICAST_ADR
,
115 HostCmd_ACT_GEN_SET
, 0,
119 dev_dbg(priv
->adapter
->dev
,
120 "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n",
121 old_pkt_filter
, priv
->curr_pkt_filter
);
122 if (old_pkt_filter
!= priv
->curr_pkt_filter
) {
123 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_MAC_CONTROL
,
125 0, &priv
->curr_pkt_filter
, false);
132 * This function fills bss descriptor structure using provided
134 * beacon_ie buffer is allocated in this function. It is caller's
135 * responsibility to free the memory.
137 int mwifiex_fill_new_bss_desc(struct mwifiex_private
*priv
,
138 struct cfg80211_bss
*bss
,
139 struct mwifiex_bssdescriptor
*bss_desc
)
142 size_t beacon_ie_len
;
143 struct mwifiex_bss_priv
*bss_priv
= (void *)bss
->priv
;
144 const struct cfg80211_bss_ies
*ies
;
147 ies
= rcu_dereference(bss
->ies
);
148 beacon_ie
= kmemdup(ies
->data
, ies
->len
, GFP_ATOMIC
);
149 beacon_ie_len
= ies
->len
;
150 bss_desc
->timestamp
= ies
->tsf
;
154 dev_err(priv
->adapter
->dev
, " failed to alloc beacon_ie\n");
158 memcpy(bss_desc
->mac_address
, bss
->bssid
, ETH_ALEN
);
159 bss_desc
->rssi
= bss
->signal
;
160 /* The caller of this function will free beacon_ie */
161 bss_desc
->beacon_buf
= beacon_ie
;
162 bss_desc
->beacon_buf_size
= beacon_ie_len
;
163 bss_desc
->beacon_period
= bss
->beacon_interval
;
164 bss_desc
->cap_info_bitmap
= bss
->capability
;
165 bss_desc
->bss_band
= bss_priv
->band
;
166 bss_desc
->fw_tsf
= bss_priv
->fw_tsf
;
167 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_PRIVACY
) {
168 dev_dbg(priv
->adapter
->dev
, "info: InterpretIE: AP WEP enabled\n");
169 bss_desc
->privacy
= MWIFIEX_802_11_PRIV_FILTER_8021X_WEP
;
171 bss_desc
->privacy
= MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL
;
173 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_IBSS
)
174 bss_desc
->bss_mode
= NL80211_IFTYPE_ADHOC
;
176 bss_desc
->bss_mode
= NL80211_IFTYPE_STATION
;
178 /* Disable 11ac by default. Enable it only where there
179 * exist VHT_CAP IE in AP beacon
181 bss_desc
->disable_11ac
= true;
183 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_SPECTRUM_MGMT
)
184 bss_desc
->sensed_11h
= true;
186 return mwifiex_update_bss_desc_with_ie(priv
->adapter
, bss_desc
);
189 void mwifiex_dnld_txpwr_table(struct mwifiex_private
*priv
)
191 if (priv
->adapter
->dt_node
) {
192 char txpwr
[] = {"marvell,00_txpwrlimit"};
194 memcpy(&txpwr
[8], priv
->adapter
->country_code
, 2);
195 mwifiex_dnld_dt_cfgdata(priv
, priv
->adapter
->dt_node
, txpwr
);
199 static int mwifiex_process_country_ie(struct mwifiex_private
*priv
,
200 struct cfg80211_bss
*bss
)
202 const u8
*country_ie
;
204 struct mwifiex_802_11d_domain_reg
*domain_info
=
205 &priv
->adapter
->domain_reg
;
208 country_ie
= ieee80211_bss_get_ie(bss
, WLAN_EID_COUNTRY
);
214 country_ie_len
= country_ie
[1];
215 if (country_ie_len
< IEEE80211_COUNTRY_IE_MIN_LEN
) {
220 if (!strncmp(priv
->adapter
->country_code
, &country_ie
[2], 2)) {
222 wiphy_dbg(priv
->wdev
.wiphy
,
223 "11D: skip setting domain info in FW\n");
226 memcpy(priv
->adapter
->country_code
, &country_ie
[2], 2);
228 domain_info
->country_code
[0] = country_ie
[2];
229 domain_info
->country_code
[1] = country_ie
[3];
230 domain_info
->country_code
[2] = ' ';
232 country_ie_len
-= IEEE80211_COUNTRY_STRING_LEN
;
234 domain_info
->no_of_triplet
=
235 country_ie_len
/ sizeof(struct ieee80211_country_ie_triplet
);
237 memcpy((u8
*)domain_info
->triplet
,
238 &country_ie
[2] + IEEE80211_COUNTRY_STRING_LEN
, country_ie_len
);
242 if (mwifiex_send_cmd(priv
, HostCmd_CMD_802_11D_DOMAIN_INFO
,
243 HostCmd_ACT_GEN_SET
, 0, NULL
, false)) {
244 wiphy_err(priv
->adapter
->wiphy
,
245 "11D: setting domain info in FW\n");
249 mwifiex_dnld_txpwr_table(priv
);
255 * In Ad-Hoc mode, the IBSS is created if not found in scan list.
256 * In both Ad-Hoc and infra mode, an deauthentication is performed
259 int mwifiex_bss_start(struct mwifiex_private
*priv
, struct cfg80211_bss
*bss
,
260 struct cfg80211_ssid
*req_ssid
)
263 struct mwifiex_adapter
*adapter
= priv
->adapter
;
264 struct mwifiex_bssdescriptor
*bss_desc
= NULL
;
266 priv
->scan_block
= false;
269 mwifiex_process_country_ie(priv
, bss
);
271 /* Allocate and fill new bss descriptor */
272 bss_desc
= kzalloc(sizeof(struct mwifiex_bssdescriptor
),
277 ret
= mwifiex_fill_new_bss_desc(priv
, bss
, bss_desc
);
282 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
||
283 priv
->bss_mode
== NL80211_IFTYPE_P2P_CLIENT
) {
289 if (mwifiex_band_to_radio_type(bss_desc
->bss_band
) ==
290 HostCmd_SCAN_RADIO_TYPE_BG
) {
291 config_bands
= BAND_B
| BAND_G
| BAND_GN
;
293 config_bands
= BAND_A
| BAND_AN
;
294 if (adapter
->fw_bands
& BAND_AAC
)
295 config_bands
|= BAND_AAC
;
298 if (!((config_bands
| adapter
->fw_bands
) & ~adapter
->fw_bands
))
299 adapter
->config_bands
= config_bands
;
301 ret
= mwifiex_check_network_compatibility(priv
, bss_desc
);
305 if (mwifiex_11h_get_csa_closed_channel(priv
) ==
306 (u8
)bss_desc
->channel
) {
307 dev_err(adapter
->dev
,
308 "Attempt to reconnect on csa closed chan(%d)\n",
313 dev_dbg(adapter
->dev
, "info: SSID found in scan list ... "
316 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
317 if (netif_carrier_ok(priv
->netdev
))
318 netif_carrier_off(priv
->netdev
);
320 /* Clear any past association response stored for
321 * application retrieval */
322 priv
->assoc_rsp_size
= 0;
323 ret
= mwifiex_associate(priv
, bss_desc
);
325 /* If auth type is auto and association fails using open mode,
326 * try to connect using shared mode */
327 if (ret
== WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG
&&
328 priv
->sec_info
.is_authtype_auto
&&
329 priv
->sec_info
.wep_enabled
) {
330 priv
->sec_info
.authentication_mode
=
331 NL80211_AUTHTYPE_SHARED_KEY
;
332 ret
= mwifiex_associate(priv
, bss_desc
);
336 cfg80211_put_bss(priv
->adapter
->wiphy
, bss
);
339 /* If the requested SSID matches current SSID, return */
340 if (bss_desc
&& bss_desc
->ssid
.ssid_len
&&
341 (!mwifiex_ssid_cmp(&priv
->curr_bss_params
.bss_descriptor
.
342 ssid
, &bss_desc
->ssid
))) {
347 priv
->adhoc_is_link_sensed
= false;
349 ret
= mwifiex_check_network_compatibility(priv
, bss_desc
);
351 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
352 if (netif_carrier_ok(priv
->netdev
))
353 netif_carrier_off(priv
->netdev
);
356 dev_dbg(adapter
->dev
, "info: network found in scan"
357 " list. Joining...\n");
358 ret
= mwifiex_adhoc_join(priv
, bss_desc
);
360 cfg80211_put_bss(priv
->adapter
->wiphy
, bss
);
362 dev_dbg(adapter
->dev
, "info: Network not found in "
363 "the list, creating adhoc with ssid = %s\n",
365 ret
= mwifiex_adhoc_start(priv
, req_ssid
);
370 /* beacon_ie buffer was allocated in function
371 * mwifiex_fill_new_bss_desc(). Free it now.
374 kfree(bss_desc
->beacon_buf
);
380 * IOCTL request handler to set host sleep configuration.
382 * This function prepares the correct firmware command and
385 int mwifiex_set_hs_params(struct mwifiex_private
*priv
, u16 action
,
386 int cmd_type
, struct mwifiex_ds_hs_cfg
*hs_cfg
)
389 struct mwifiex_adapter
*adapter
= priv
->adapter
;
397 case HostCmd_ACT_GEN_SET
:
398 if (adapter
->pps_uapsd_mode
) {
399 dev_dbg(adapter
->dev
, "info: Host Sleep IOCTL"
400 " is blocked in UAPSD/PPS mode\n");
404 if (hs_cfg
->is_invoke_hostcmd
) {
405 if (hs_cfg
->conditions
== HS_CFG_CANCEL
) {
406 if (!adapter
->is_hs_configured
)
407 /* Already cancelled */
409 /* Save previous condition */
410 prev_cond
= le32_to_cpu(adapter
->hs_cfg
412 adapter
->hs_cfg
.conditions
=
413 cpu_to_le32(hs_cfg
->conditions
);
414 } else if (hs_cfg
->conditions
) {
415 adapter
->hs_cfg
.conditions
=
416 cpu_to_le32(hs_cfg
->conditions
);
417 adapter
->hs_cfg
.gpio
= (u8
)hs_cfg
->gpio
;
419 adapter
->hs_cfg
.gap
= (u8
)hs_cfg
->gap
;
420 } else if (adapter
->hs_cfg
.conditions
==
421 cpu_to_le32(HS_CFG_CANCEL
)) {
422 /* Return failure if no parameters for HS
428 status
= mwifiex_send_cmd(priv
,
429 HostCmd_CMD_802_11_HS_CFG_ENH
,
430 HostCmd_ACT_GEN_SET
, 0,
432 cmd_type
== MWIFIEX_SYNC_CMD
);
434 if (hs_cfg
->conditions
== HS_CFG_CANCEL
)
435 /* Restore previous condition */
436 adapter
->hs_cfg
.conditions
=
437 cpu_to_le32(prev_cond
);
439 adapter
->hs_cfg
.conditions
=
440 cpu_to_le32(hs_cfg
->conditions
);
441 adapter
->hs_cfg
.gpio
= (u8
)hs_cfg
->gpio
;
442 adapter
->hs_cfg
.gap
= (u8
)hs_cfg
->gap
;
445 case HostCmd_ACT_GEN_GET
:
446 hs_cfg
->conditions
= le32_to_cpu(adapter
->hs_cfg
.conditions
);
447 hs_cfg
->gpio
= adapter
->hs_cfg
.gpio
;
448 hs_cfg
->gap
= adapter
->hs_cfg
.gap
;
459 * Sends IOCTL request to cancel the existing Host Sleep configuration.
461 * This function allocates the IOCTL request buffer, fills it
462 * with requisite parameters and calls the IOCTL handler.
464 int mwifiex_cancel_hs(struct mwifiex_private
*priv
, int cmd_type
)
466 struct mwifiex_ds_hs_cfg hscfg
;
468 hscfg
.conditions
= HS_CFG_CANCEL
;
469 hscfg
.is_invoke_hostcmd
= true;
471 return mwifiex_set_hs_params(priv
, HostCmd_ACT_GEN_SET
,
474 EXPORT_SYMBOL_GPL(mwifiex_cancel_hs
);
477 * Sends IOCTL request to cancel the existing Host Sleep configuration.
479 * This function allocates the IOCTL request buffer, fills it
480 * with requisite parameters and calls the IOCTL handler.
482 int mwifiex_enable_hs(struct mwifiex_adapter
*adapter
)
484 struct mwifiex_ds_hs_cfg hscfg
;
485 struct mwifiex_private
*priv
;
488 if (disconnect_on_suspend
) {
489 for (i
= 0; i
< adapter
->priv_num
; i
++) {
490 priv
= adapter
->priv
[i
];
492 mwifiex_deauthenticate(priv
, NULL
);
496 if (adapter
->hs_activated
) {
497 dev_dbg(adapter
->dev
, "cmd: HS Already activated\n");
501 adapter
->hs_activate_wait_q_woken
= false;
503 memset(&hscfg
, 0, sizeof(struct mwifiex_ds_hs_cfg
));
504 hscfg
.is_invoke_hostcmd
= true;
506 adapter
->hs_enabling
= true;
507 mwifiex_cancel_all_pending_cmd(adapter
);
509 if (mwifiex_set_hs_params(mwifiex_get_priv(adapter
,
510 MWIFIEX_BSS_ROLE_STA
),
511 HostCmd_ACT_GEN_SET
, MWIFIEX_SYNC_CMD
,
513 dev_err(adapter
->dev
, "IOCTL request HS enable failed\n");
517 if (wait_event_interruptible_timeout(adapter
->hs_activate_wait_q
,
518 adapter
->hs_activate_wait_q_woken
,
520 dev_err(adapter
->dev
, "hs_activate_wait_q terminated\n");
526 EXPORT_SYMBOL_GPL(mwifiex_enable_hs
);
529 * IOCTL request handler to get BSS information.
531 * This function collates the information from different driver structures
532 * to send to the user.
534 int mwifiex_get_bss_info(struct mwifiex_private
*priv
,
535 struct mwifiex_bss_info
*info
)
537 struct mwifiex_adapter
*adapter
= priv
->adapter
;
538 struct mwifiex_bssdescriptor
*bss_desc
;
543 bss_desc
= &priv
->curr_bss_params
.bss_descriptor
;
545 info
->bss_mode
= priv
->bss_mode
;
547 memcpy(&info
->ssid
, &bss_desc
->ssid
, sizeof(struct cfg80211_ssid
));
549 memcpy(&info
->bssid
, &bss_desc
->mac_address
, ETH_ALEN
);
551 info
->bss_chan
= bss_desc
->channel
;
553 memcpy(info
->country_code
, adapter
->country_code
,
554 IEEE80211_COUNTRY_STRING_LEN
);
556 info
->media_connected
= priv
->media_connected
;
558 info
->max_power_level
= priv
->max_tx_power_level
;
559 info
->min_power_level
= priv
->min_tx_power_level
;
561 info
->adhoc_state
= priv
->adhoc_state
;
563 info
->bcn_nf_last
= priv
->bcn_nf_last
;
565 if (priv
->sec_info
.wep_enabled
)
566 info
->wep_status
= true;
568 info
->wep_status
= false;
570 info
->is_hs_configured
= adapter
->is_hs_configured
;
571 info
->is_deep_sleep
= adapter
->is_deep_sleep
;
577 * The function disables auto deep sleep mode.
579 int mwifiex_disable_auto_ds(struct mwifiex_private
*priv
)
581 struct mwifiex_ds_auto_ds auto_ds
;
583 auto_ds
.auto_ds
= DEEP_SLEEP_OFF
;
585 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
586 DIS_AUTO_PS
, BITMAP_AUTO_DS
, &auto_ds
, true);
588 EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds
);
591 * Sends IOCTL request to get the data rate.
593 * This function allocates the IOCTL request buffer, fills it
594 * with requisite parameters and calls the IOCTL handler.
596 int mwifiex_drv_get_data_rate(struct mwifiex_private
*priv
, u32
*rate
)
600 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_TX_RATE_QUERY
,
601 HostCmd_ACT_GEN_GET
, 0, NULL
, true);
604 if (priv
->is_data_rate_auto
)
605 *rate
= mwifiex_index_to_data_rate(priv
, priv
->tx_rate
,
608 *rate
= priv
->data_rate
;
615 * IOCTL request handler to set tx power configuration.
617 * This function prepares the correct firmware command and
620 * For non-auto power mode, all the following power groups are set -
621 * - Modulation class HR/DSSS
622 * - Modulation class OFDM
623 * - Modulation class HTBW20
624 * - Modulation class HTBW40
626 int mwifiex_set_tx_power(struct mwifiex_private
*priv
,
627 struct mwifiex_power_cfg
*power_cfg
)
630 struct host_cmd_ds_txpwr_cfg
*txp_cfg
;
631 struct mwifiex_types_power_group
*pg_tlv
;
632 struct mwifiex_power_group
*pg
;
636 if (!power_cfg
->is_power_auto
) {
637 dbm
= (u16
) power_cfg
->power_level
;
638 if ((dbm
< priv
->min_tx_power_level
) ||
639 (dbm
> priv
->max_tx_power_level
)) {
640 dev_err(priv
->adapter
->dev
, "txpower value %d dBm"
641 " is out of range (%d dBm-%d dBm)\n",
642 dbm
, priv
->min_tx_power_level
,
643 priv
->max_tx_power_level
);
647 buf
= kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER
, GFP_KERNEL
);
651 txp_cfg
= (struct host_cmd_ds_txpwr_cfg
*) buf
;
652 txp_cfg
->action
= cpu_to_le16(HostCmd_ACT_GEN_SET
);
653 if (!power_cfg
->is_power_auto
) {
654 txp_cfg
->mode
= cpu_to_le32(1);
655 pg_tlv
= (struct mwifiex_types_power_group
*)
656 (buf
+ sizeof(struct host_cmd_ds_txpwr_cfg
));
657 pg_tlv
->type
= cpu_to_le16(TLV_TYPE_POWER_GROUP
);
659 cpu_to_le16(4 * sizeof(struct mwifiex_power_group
));
660 pg
= (struct mwifiex_power_group
*)
661 (buf
+ sizeof(struct host_cmd_ds_txpwr_cfg
)
662 + sizeof(struct mwifiex_types_power_group
));
663 /* Power group for modulation class HR/DSSS */
664 pg
->first_rate_code
= 0x00;
665 pg
->last_rate_code
= 0x03;
666 pg
->modulation_class
= MOD_CLASS_HR_DSSS
;
668 pg
->power_min
= (s8
) dbm
;
669 pg
->power_max
= (s8
) dbm
;
671 /* Power group for modulation class OFDM */
672 pg
->first_rate_code
= 0x00;
673 pg
->last_rate_code
= 0x07;
674 pg
->modulation_class
= MOD_CLASS_OFDM
;
676 pg
->power_min
= (s8
) dbm
;
677 pg
->power_max
= (s8
) dbm
;
679 /* Power group for modulation class HTBW20 */
680 pg
->first_rate_code
= 0x00;
681 pg
->last_rate_code
= 0x20;
682 pg
->modulation_class
= MOD_CLASS_HT
;
684 pg
->power_min
= (s8
) dbm
;
685 pg
->power_max
= (s8
) dbm
;
686 pg
->ht_bandwidth
= HT_BW_20
;
688 /* Power group for modulation class HTBW40 */
689 pg
->first_rate_code
= 0x00;
690 pg
->last_rate_code
= 0x20;
691 pg
->modulation_class
= MOD_CLASS_HT
;
693 pg
->power_min
= (s8
) dbm
;
694 pg
->power_max
= (s8
) dbm
;
695 pg
->ht_bandwidth
= HT_BW_40
;
697 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_TXPWR_CFG
,
698 HostCmd_ACT_GEN_SET
, 0, buf
, true);
705 * IOCTL request handler to get power save mode.
707 * This function prepares the correct firmware command and
710 int mwifiex_drv_set_power(struct mwifiex_private
*priv
, u32
*ps_mode
)
713 struct mwifiex_adapter
*adapter
= priv
->adapter
;
717 adapter
->ps_mode
= MWIFIEX_802_11_POWER_MODE_PSP
;
719 adapter
->ps_mode
= MWIFIEX_802_11_POWER_MODE_CAM
;
720 sub_cmd
= (*ps_mode
) ? EN_AUTO_PS
: DIS_AUTO_PS
;
721 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
722 sub_cmd
, BITMAP_STA_PS
, NULL
, true);
723 if ((!ret
) && (sub_cmd
== DIS_AUTO_PS
))
724 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
725 GET_PS
, 0, NULL
, false);
731 * IOCTL request handler to set/reset WPA IE.
733 * The supplied WPA IE is treated as a opaque buffer. Only the first field
734 * is checked to determine WPA version. If buffer length is zero, the existing
737 static int mwifiex_set_wpa_ie_helper(struct mwifiex_private
*priv
,
738 u8
*ie_data_ptr
, u16 ie_len
)
741 if (ie_len
> sizeof(priv
->wpa_ie
)) {
742 dev_err(priv
->adapter
->dev
,
743 "failed to copy WPA IE, too big\n");
746 memcpy(priv
->wpa_ie
, ie_data_ptr
, ie_len
);
747 priv
->wpa_ie_len
= (u8
) ie_len
;
748 dev_dbg(priv
->adapter
->dev
, "cmd: Set Wpa_ie_len=%d IE=%#x\n",
749 priv
->wpa_ie_len
, priv
->wpa_ie
[0]);
751 if (priv
->wpa_ie
[0] == WLAN_EID_VENDOR_SPECIFIC
) {
752 priv
->sec_info
.wpa_enabled
= true;
753 } else if (priv
->wpa_ie
[0] == WLAN_EID_RSN
) {
754 priv
->sec_info
.wpa2_enabled
= true;
756 priv
->sec_info
.wpa_enabled
= false;
757 priv
->sec_info
.wpa2_enabled
= false;
760 memset(priv
->wpa_ie
, 0, sizeof(priv
->wpa_ie
));
761 priv
->wpa_ie_len
= 0;
762 dev_dbg(priv
->adapter
->dev
, "info: reset wpa_ie_len=%d IE=%#x\n",
763 priv
->wpa_ie_len
, priv
->wpa_ie
[0]);
764 priv
->sec_info
.wpa_enabled
= false;
765 priv
->sec_info
.wpa2_enabled
= false;
772 * IOCTL request handler to set/reset WAPI IE.
774 * The supplied WAPI IE is treated as a opaque buffer. Only the first field
775 * is checked to internally enable WAPI. If buffer length is zero, the existing
778 static int mwifiex_set_wapi_ie(struct mwifiex_private
*priv
,
779 u8
*ie_data_ptr
, u16 ie_len
)
782 if (ie_len
> sizeof(priv
->wapi_ie
)) {
783 dev_dbg(priv
->adapter
->dev
,
784 "info: failed to copy WAPI IE, too big\n");
787 memcpy(priv
->wapi_ie
, ie_data_ptr
, ie_len
);
788 priv
->wapi_ie_len
= ie_len
;
789 dev_dbg(priv
->adapter
->dev
, "cmd: Set wapi_ie_len=%d IE=%#x\n",
790 priv
->wapi_ie_len
, priv
->wapi_ie
[0]);
792 if (priv
->wapi_ie
[0] == WLAN_EID_BSS_AC_ACCESS_DELAY
)
793 priv
->sec_info
.wapi_enabled
= true;
795 memset(priv
->wapi_ie
, 0, sizeof(priv
->wapi_ie
));
796 priv
->wapi_ie_len
= ie_len
;
797 dev_dbg(priv
->adapter
->dev
,
798 "info: Reset wapi_ie_len=%d IE=%#x\n",
799 priv
->wapi_ie_len
, priv
->wapi_ie
[0]);
800 priv
->sec_info
.wapi_enabled
= false;
806 * IOCTL request handler to set/reset WPS IE.
808 * The supplied WPS IE is treated as a opaque buffer. Only the first field
809 * is checked to internally enable WPS. If buffer length is zero, the existing
812 static int mwifiex_set_wps_ie(struct mwifiex_private
*priv
,
813 u8
*ie_data_ptr
, u16 ie_len
)
816 if (ie_len
> MWIFIEX_MAX_VSIE_LEN
) {
817 dev_dbg(priv
->adapter
->dev
,
818 "info: failed to copy WPS IE, too big\n");
822 priv
->wps_ie
= kzalloc(MWIFIEX_MAX_VSIE_LEN
, GFP_KERNEL
);
826 memcpy(priv
->wps_ie
, ie_data_ptr
, ie_len
);
827 priv
->wps_ie_len
= ie_len
;
828 dev_dbg(priv
->adapter
->dev
, "cmd: Set wps_ie_len=%d IE=%#x\n",
829 priv
->wps_ie_len
, priv
->wps_ie
[0]);
832 priv
->wps_ie_len
= ie_len
;
833 dev_dbg(priv
->adapter
->dev
,
834 "info: Reset wps_ie_len=%d\n", priv
->wps_ie_len
);
840 * IOCTL request handler to set WAPI key.
842 * This function prepares the correct firmware command and
845 static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private
*priv
,
846 struct mwifiex_ds_encrypt_key
*encrypt_key
)
849 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
850 HostCmd_ACT_GEN_SET
, KEY_INFO_ENABLED
,
855 * IOCTL request handler to set WEP network key.
857 * This function prepares the correct firmware command and
858 * issues it, after validation checks.
860 static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private
*priv
,
861 struct mwifiex_ds_encrypt_key
*encrypt_key
)
863 struct mwifiex_adapter
*adapter
= priv
->adapter
;
865 struct mwifiex_wep_key
*wep_key
;
868 if (priv
->wep_key_curr_index
>= NUM_WEP_KEYS
)
869 priv
->wep_key_curr_index
= 0;
870 wep_key
= &priv
->wep_key
[priv
->wep_key_curr_index
];
871 index
= encrypt_key
->key_index
;
872 if (encrypt_key
->key_disable
) {
873 priv
->sec_info
.wep_enabled
= 0;
874 } else if (!encrypt_key
->key_len
) {
875 /* Copy the required key as the current key */
876 wep_key
= &priv
->wep_key
[index
];
877 if (!wep_key
->key_length
) {
878 dev_err(adapter
->dev
,
879 "key not set, so cannot enable it\n");
883 if (adapter
->key_api_major_ver
== KEY_API_VER_MAJOR_V2
) {
884 memcpy(encrypt_key
->key_material
,
885 wep_key
->key_material
, wep_key
->key_length
);
886 encrypt_key
->key_len
= wep_key
->key_length
;
889 priv
->wep_key_curr_index
= (u16
) index
;
890 priv
->sec_info
.wep_enabled
= 1;
892 wep_key
= &priv
->wep_key
[index
];
893 memset(wep_key
, 0, sizeof(struct mwifiex_wep_key
));
894 /* Copy the key in the driver */
895 memcpy(wep_key
->key_material
,
896 encrypt_key
->key_material
,
897 encrypt_key
->key_len
);
898 wep_key
->key_index
= index
;
899 wep_key
->key_length
= encrypt_key
->key_len
;
900 priv
->sec_info
.wep_enabled
= 1;
902 if (wep_key
->key_length
) {
905 if (encrypt_key
->key_disable
) {
906 memset(&priv
->wep_key
[index
], 0,
907 sizeof(struct mwifiex_wep_key
));
908 if (wep_key
->key_length
)
912 if (adapter
->key_api_major_ver
== KEY_API_VER_MAJOR_V2
)
913 enc_key
= encrypt_key
;
917 /* Send request to firmware */
918 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
919 HostCmd_ACT_GEN_SET
, 0, enc_key
, false);
925 if (priv
->sec_info
.wep_enabled
)
926 priv
->curr_pkt_filter
|= HostCmd_ACT_MAC_WEP_ENABLE
;
928 priv
->curr_pkt_filter
&= ~HostCmd_ACT_MAC_WEP_ENABLE
;
930 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_MAC_CONTROL
,
931 HostCmd_ACT_GEN_SET
, 0,
932 &priv
->curr_pkt_filter
, true);
938 * IOCTL request handler to set WPA key.
940 * This function prepares the correct firmware command and
941 * issues it, after validation checks.
943 * Current driver only supports key length of up to 32 bytes.
945 * This function can also be used to disable a currently set key.
947 static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private
*priv
,
948 struct mwifiex_ds_encrypt_key
*encrypt_key
)
951 u8 remove_key
= false;
952 struct host_cmd_ds_802_11_key_material
*ibss_key
;
954 /* Current driver only supports key length of up to 32 bytes */
955 if (encrypt_key
->key_len
> WLAN_MAX_KEY_LEN
) {
956 dev_err(priv
->adapter
->dev
, "key length too long\n");
960 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
962 * IBSS/WPA-None uses only one key (Group) for both receiving
963 * and sending unicast and multicast packets.
965 /* Send the key as PTK to firmware */
966 encrypt_key
->key_index
= MWIFIEX_KEY_INDEX_UNICAST
;
967 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
969 KEY_INFO_ENABLED
, encrypt_key
, false);
973 ibss_key
= &priv
->aes_key
;
975 sizeof(struct host_cmd_ds_802_11_key_material
));
976 /* Copy the key in the driver */
977 memcpy(ibss_key
->key_param_set
.key
, encrypt_key
->key_material
,
978 encrypt_key
->key_len
);
979 memcpy(&ibss_key
->key_param_set
.key_len
, &encrypt_key
->key_len
,
980 sizeof(ibss_key
->key_param_set
.key_len
));
981 ibss_key
->key_param_set
.key_type_id
982 = cpu_to_le16(KEY_TYPE_ID_TKIP
);
983 ibss_key
->key_param_set
.key_info
= cpu_to_le16(KEY_ENABLED
);
985 /* Send the key as GTK to firmware */
986 encrypt_key
->key_index
= ~MWIFIEX_KEY_INDEX_UNICAST
;
989 if (!encrypt_key
->key_index
)
990 encrypt_key
->key_index
= MWIFIEX_KEY_INDEX_UNICAST
;
993 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
995 !KEY_INFO_ENABLED
, encrypt_key
, true);
997 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
999 KEY_INFO_ENABLED
, encrypt_key
, true);
1005 * IOCTL request handler to set/get network keys.
1007 * This is a generic key handling function which supports WEP, WPA
1011 mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private
*priv
,
1012 struct mwifiex_ds_encrypt_key
*encrypt_key
)
1016 if (encrypt_key
->is_wapi_key
)
1017 status
= mwifiex_sec_ioctl_set_wapi_key(priv
, encrypt_key
);
1018 else if (encrypt_key
->key_len
> WLAN_KEY_LEN_WEP104
)
1019 status
= mwifiex_sec_ioctl_set_wpa_key(priv
, encrypt_key
);
1021 status
= mwifiex_sec_ioctl_set_wep_key(priv
, encrypt_key
);
1026 * This function returns the driver version.
1029 mwifiex_drv_get_driver_version(struct mwifiex_adapter
*adapter
, char *version
,
1038 ver
.l
= cpu_to_le32(adapter
->fw_release_number
);
1039 sprintf(fw_ver
, "%u.%u.%u.p%u", ver
.c
[2], ver
.c
[1], ver
.c
[0], ver
.c
[3]);
1041 snprintf(version
, max_len
, driver_version
, fw_ver
);
1043 dev_dbg(adapter
->dev
, "info: MWIFIEX VERSION: %s\n", version
);
1049 * Sends IOCTL request to set encoding parameters.
1051 * This function allocates the IOCTL request buffer, fills it
1052 * with requisite parameters and calls the IOCTL handler.
1054 int mwifiex_set_encode(struct mwifiex_private
*priv
, struct key_params
*kp
,
1055 const u8
*key
, int key_len
, u8 key_index
,
1056 const u8
*mac_addr
, int disable
)
1058 struct mwifiex_ds_encrypt_key encrypt_key
;
1060 memset(&encrypt_key
, 0, sizeof(struct mwifiex_ds_encrypt_key
));
1061 encrypt_key
.key_len
= key_len
;
1062 encrypt_key
.key_index
= key_index
;
1064 if (kp
&& kp
->cipher
== WLAN_CIPHER_SUITE_AES_CMAC
)
1065 encrypt_key
.is_igtk_key
= true;
1069 memcpy(encrypt_key
.key_material
, key
, key_len
);
1071 encrypt_key
.is_current_wep_key
= true;
1074 memcpy(encrypt_key
.mac_addr
, mac_addr
, ETH_ALEN
);
1075 if (kp
&& kp
->seq
&& kp
->seq_len
) {
1076 memcpy(encrypt_key
.pn
, kp
->seq
, kp
->seq_len
);
1077 encrypt_key
.pn_len
= kp
->seq_len
;
1078 encrypt_key
.is_rx_seq_valid
= true;
1081 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
)
1083 encrypt_key
.key_disable
= true;
1085 memcpy(encrypt_key
.mac_addr
, mac_addr
, ETH_ALEN
);
1088 return mwifiex_sec_ioctl_encrypt_key(priv
, &encrypt_key
);
1092 * Sends IOCTL request to get extended version.
1094 * This function allocates the IOCTL request buffer, fills it
1095 * with requisite parameters and calls the IOCTL handler.
1098 mwifiex_get_ver_ext(struct mwifiex_private
*priv
)
1100 struct mwifiex_ver_ext ver_ext
;
1102 memset(&ver_ext
, 0, sizeof(struct host_cmd_ds_version_ext
));
1103 if (mwifiex_send_cmd(priv
, HostCmd_CMD_VERSION_EXT
,
1104 HostCmd_ACT_GEN_GET
, 0, &ver_ext
, true))
1111 mwifiex_remain_on_chan_cfg(struct mwifiex_private
*priv
, u16 action
,
1112 struct ieee80211_channel
*chan
,
1113 unsigned int duration
)
1115 struct host_cmd_ds_remain_on_chan roc_cfg
;
1118 memset(&roc_cfg
, 0, sizeof(roc_cfg
));
1119 roc_cfg
.action
= cpu_to_le16(action
);
1120 if (action
== HostCmd_ACT_GEN_SET
) {
1121 roc_cfg
.band_cfg
= chan
->band
;
1122 sc
= mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT
);
1123 roc_cfg
.band_cfg
|= (sc
<< 2);
1126 ieee80211_frequency_to_channel(chan
->center_freq
);
1127 roc_cfg
.duration
= cpu_to_le32(duration
);
1129 if (mwifiex_send_cmd(priv
, HostCmd_CMD_REMAIN_ON_CHAN
,
1130 action
, 0, &roc_cfg
, true)) {
1131 dev_err(priv
->adapter
->dev
, "failed to remain on channel\n");
1135 return roc_cfg
.status
;
1139 * Sends IOCTL request to get statistics information.
1141 * This function allocates the IOCTL request buffer, fills it
1142 * with requisite parameters and calls the IOCTL handler.
1145 mwifiex_get_stats_info(struct mwifiex_private
*priv
,
1146 struct mwifiex_ds_get_stats
*log
)
1148 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_GET_LOG
,
1149 HostCmd_ACT_GEN_GET
, 0, log
, true);
1153 * IOCTL request handler to read/write register.
1155 * This function prepares the correct firmware command and
1158 * Access to the following registers are supported -
1165 static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private
*priv
,
1166 struct mwifiex_ds_reg_rw
*reg_rw
,
1171 switch (le32_to_cpu(reg_rw
->type
)) {
1172 case MWIFIEX_REG_MAC
:
1173 cmd_no
= HostCmd_CMD_MAC_REG_ACCESS
;
1175 case MWIFIEX_REG_BBP
:
1176 cmd_no
= HostCmd_CMD_BBP_REG_ACCESS
;
1178 case MWIFIEX_REG_RF
:
1179 cmd_no
= HostCmd_CMD_RF_REG_ACCESS
;
1181 case MWIFIEX_REG_PMIC
:
1182 cmd_no
= HostCmd_CMD_PMIC_REG_ACCESS
;
1184 case MWIFIEX_REG_CAU
:
1185 cmd_no
= HostCmd_CMD_CAU_REG_ACCESS
;
1191 return mwifiex_send_cmd(priv
, cmd_no
, action
, 0, reg_rw
, true);
1195 * Sends IOCTL request to write to a register.
1197 * This function allocates the IOCTL request buffer, fills it
1198 * with requisite parameters and calls the IOCTL handler.
1201 mwifiex_reg_write(struct mwifiex_private
*priv
, u32 reg_type
,
1202 u32 reg_offset
, u32 reg_value
)
1204 struct mwifiex_ds_reg_rw reg_rw
;
1206 reg_rw
.type
= cpu_to_le32(reg_type
);
1207 reg_rw
.offset
= cpu_to_le32(reg_offset
);
1208 reg_rw
.value
= cpu_to_le32(reg_value
);
1210 return mwifiex_reg_mem_ioctl_reg_rw(priv
, ®_rw
, HostCmd_ACT_GEN_SET
);
1214 * Sends IOCTL request to read from a register.
1216 * This function allocates the IOCTL request buffer, fills it
1217 * with requisite parameters and calls the IOCTL handler.
1220 mwifiex_reg_read(struct mwifiex_private
*priv
, u32 reg_type
,
1221 u32 reg_offset
, u32
*value
)
1224 struct mwifiex_ds_reg_rw reg_rw
;
1226 reg_rw
.type
= cpu_to_le32(reg_type
);
1227 reg_rw
.offset
= cpu_to_le32(reg_offset
);
1228 ret
= mwifiex_reg_mem_ioctl_reg_rw(priv
, ®_rw
, HostCmd_ACT_GEN_GET
);
1233 *value
= le32_to_cpu(reg_rw
.value
);
1240 * Sends IOCTL request to read from EEPROM.
1242 * This function allocates the IOCTL request buffer, fills it
1243 * with requisite parameters and calls the IOCTL handler.
1246 mwifiex_eeprom_read(struct mwifiex_private
*priv
, u16 offset
, u16 bytes
,
1250 struct mwifiex_ds_read_eeprom rd_eeprom
;
1252 rd_eeprom
.offset
= cpu_to_le16((u16
) offset
);
1253 rd_eeprom
.byte_count
= cpu_to_le16((u16
) bytes
);
1255 /* Send request to firmware */
1256 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_EEPROM_ACCESS
,
1257 HostCmd_ACT_GEN_GET
, 0, &rd_eeprom
, true);
1260 memcpy(value
, rd_eeprom
.value
, MAX_EEPROM_DATA
);
1265 * This function sets a generic IE. In addition to generic IE, it can
1266 * also handle WPA, WPA2 and WAPI IEs.
1269 mwifiex_set_gen_ie_helper(struct mwifiex_private
*priv
, u8
*ie_data_ptr
,
1273 struct ieee_types_vendor_header
*pvendor_ie
;
1274 const u8 wpa_oui
[] = { 0x00, 0x50, 0xf2, 0x01 };
1275 const u8 wps_oui
[] = { 0x00, 0x50, 0xf2, 0x04 };
1277 /* If the passed length is zero, reset the buffer */
1279 priv
->gen_ie_buf_len
= 0;
1280 priv
->wps
.session_enable
= false;
1283 } else if (!ie_data_ptr
) {
1286 pvendor_ie
= (struct ieee_types_vendor_header
*) ie_data_ptr
;
1287 /* Test to see if it is a WPA IE, if not, then it is a gen IE */
1288 if (((pvendor_ie
->element_id
== WLAN_EID_VENDOR_SPECIFIC
) &&
1289 (!memcmp(pvendor_ie
->oui
, wpa_oui
, sizeof(wpa_oui
)))) ||
1290 (pvendor_ie
->element_id
== WLAN_EID_RSN
)) {
1292 /* IE is a WPA/WPA2 IE so call set_wpa function */
1293 ret
= mwifiex_set_wpa_ie_helper(priv
, ie_data_ptr
, ie_len
);
1294 priv
->wps
.session_enable
= false;
1297 } else if (pvendor_ie
->element_id
== WLAN_EID_BSS_AC_ACCESS_DELAY
) {
1298 /* IE is a WAPI IE so call set_wapi function */
1299 ret
= mwifiex_set_wapi_ie(priv
, ie_data_ptr
, ie_len
);
1304 * Verify that the passed length is not larger than the
1305 * available space remaining in the buffer
1307 if (ie_len
< (sizeof(priv
->gen_ie_buf
) - priv
->gen_ie_buf_len
)) {
1309 /* Test to see if it is a WPS IE, if so, enable
1312 pvendor_ie
= (struct ieee_types_vendor_header
*) ie_data_ptr
;
1313 if ((pvendor_ie
->element_id
== WLAN_EID_VENDOR_SPECIFIC
) &&
1314 (!memcmp(pvendor_ie
->oui
, wps_oui
, sizeof(wps_oui
)))) {
1315 priv
->wps
.session_enable
= true;
1316 dev_dbg(priv
->adapter
->dev
,
1317 "info: WPS Session Enabled.\n");
1318 ret
= mwifiex_set_wps_ie(priv
, ie_data_ptr
, ie_len
);
1321 /* Append the passed data to the end of the
1323 memcpy(priv
->gen_ie_buf
+ priv
->gen_ie_buf_len
, ie_data_ptr
,
1325 /* Increment the stored buffer length by the
1327 priv
->gen_ie_buf_len
+= ie_len
;
1329 /* Passed data does not fit in the remaining
1334 /* Return 0, or -1 for error case */
1339 * IOCTL request handler to set/get generic IE.
1341 * In addition to various generic IEs, this function can also be
1342 * used to set the ARP filter.
1344 static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private
*priv
,
1345 struct mwifiex_ds_misc_gen_ie
*gen_ie
,
1348 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1350 switch (gen_ie
->type
) {
1351 case MWIFIEX_IE_TYPE_GEN_IE
:
1352 if (action
== HostCmd_ACT_GEN_GET
) {
1353 gen_ie
->len
= priv
->wpa_ie_len
;
1354 memcpy(gen_ie
->ie_data
, priv
->wpa_ie
, gen_ie
->len
);
1356 mwifiex_set_gen_ie_helper(priv
, gen_ie
->ie_data
,
1360 case MWIFIEX_IE_TYPE_ARP_FILTER
:
1361 memset(adapter
->arp_filter
, 0, sizeof(adapter
->arp_filter
));
1362 if (gen_ie
->len
> ARP_FILTER_MAX_BUF_SIZE
) {
1363 adapter
->arp_filter_size
= 0;
1364 dev_err(adapter
->dev
, "invalid ARP filter size\n");
1367 memcpy(adapter
->arp_filter
, gen_ie
->ie_data
,
1369 adapter
->arp_filter_size
= gen_ie
->len
;
1373 dev_err(adapter
->dev
, "invalid IE type\n");
1380 * Sends IOCTL request to set a generic IE.
1382 * This function allocates the IOCTL request buffer, fills it
1383 * with requisite parameters and calls the IOCTL handler.
1386 mwifiex_set_gen_ie(struct mwifiex_private
*priv
, const u8
*ie
, int ie_len
)
1388 struct mwifiex_ds_misc_gen_ie gen_ie
;
1390 if (ie_len
> IEEE_MAX_IE_SIZE
)
1393 gen_ie
.type
= MWIFIEX_IE_TYPE_GEN_IE
;
1394 gen_ie
.len
= ie_len
;
1395 memcpy(gen_ie
.ie_data
, ie
, ie_len
);
1396 if (mwifiex_misc_ioctl_gen_ie(priv
, &gen_ie
, HostCmd_ACT_GEN_SET
))