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
),
69 mwifiex_dbg(adapter
, ERROR
, "cmd_wait_q terminated: %d\n",
71 mwifiex_cancel_all_pending_cmd(adapter
);
75 status
= adapter
->cmd_wait_q
.status
;
76 adapter
->cmd_wait_q
.status
= 0;
82 * This function prepares the correct firmware command and
83 * issues it to set the multicast list.
85 * This function can be used to enable promiscuous mode, or enable all
86 * multicast packets, or to enable selective multicast.
88 int mwifiex_request_set_multicast_list(struct mwifiex_private
*priv
,
89 struct mwifiex_multicast_list
*mcast_list
)
94 old_pkt_filter
= priv
->curr_pkt_filter
;
96 if (mcast_list
->mode
== MWIFIEX_PROMISC_MODE
) {
97 mwifiex_dbg(priv
->adapter
, INFO
,
98 "info: Enable Promiscuous mode\n");
99 priv
->curr_pkt_filter
|= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE
;
100 priv
->curr_pkt_filter
&=
101 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
104 priv
->curr_pkt_filter
&= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE
;
105 if (mcast_list
->mode
== MWIFIEX_ALL_MULTI_MODE
) {
106 mwifiex_dbg(priv
->adapter
, INFO
,
107 "info: Enabling All Multicast!\n");
108 priv
->curr_pkt_filter
|=
109 HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
111 priv
->curr_pkt_filter
&=
112 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE
;
113 mwifiex_dbg(priv
->adapter
, INFO
,
114 "info: Set multicast list=%d\n",
115 mcast_list
->num_multicast_addr
);
116 /* Send multicast addresses to firmware */
117 ret
= mwifiex_send_cmd(priv
,
118 HostCmd_CMD_MAC_MULTICAST_ADR
,
119 HostCmd_ACT_GEN_SET
, 0,
123 mwifiex_dbg(priv
->adapter
, INFO
,
124 "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n",
125 old_pkt_filter
, priv
->curr_pkt_filter
);
126 if (old_pkt_filter
!= priv
->curr_pkt_filter
) {
127 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_MAC_CONTROL
,
129 0, &priv
->curr_pkt_filter
, false);
136 * This function fills bss descriptor structure using provided
138 * beacon_ie buffer is allocated in this function. It is caller's
139 * responsibility to free the memory.
141 int mwifiex_fill_new_bss_desc(struct mwifiex_private
*priv
,
142 struct cfg80211_bss
*bss
,
143 struct mwifiex_bssdescriptor
*bss_desc
)
146 size_t beacon_ie_len
;
147 struct mwifiex_bss_priv
*bss_priv
= (void *)bss
->priv
;
148 const struct cfg80211_bss_ies
*ies
;
151 ies
= rcu_dereference(bss
->ies
);
152 beacon_ie
= kmemdup(ies
->data
, ies
->len
, GFP_ATOMIC
);
153 beacon_ie_len
= ies
->len
;
154 bss_desc
->timestamp
= ies
->tsf
;
158 mwifiex_dbg(priv
->adapter
, ERROR
,
159 " failed to alloc beacon_ie\n");
163 memcpy(bss_desc
->mac_address
, bss
->bssid
, ETH_ALEN
);
164 bss_desc
->rssi
= bss
->signal
;
165 /* The caller of this function will free beacon_ie */
166 bss_desc
->beacon_buf
= beacon_ie
;
167 bss_desc
->beacon_buf_size
= beacon_ie_len
;
168 bss_desc
->beacon_period
= bss
->beacon_interval
;
169 bss_desc
->cap_info_bitmap
= bss
->capability
;
170 bss_desc
->bss_band
= bss_priv
->band
;
171 bss_desc
->fw_tsf
= bss_priv
->fw_tsf
;
172 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_PRIVACY
) {
173 mwifiex_dbg(priv
->adapter
, INFO
,
174 "info: InterpretIE: AP WEP enabled\n");
175 bss_desc
->privacy
= MWIFIEX_802_11_PRIV_FILTER_8021X_WEP
;
177 bss_desc
->privacy
= MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL
;
179 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_IBSS
)
180 bss_desc
->bss_mode
= NL80211_IFTYPE_ADHOC
;
182 bss_desc
->bss_mode
= NL80211_IFTYPE_STATION
;
184 /* Disable 11ac by default. Enable it only where there
185 * exist VHT_CAP IE in AP beacon
187 bss_desc
->disable_11ac
= true;
189 if (bss_desc
->cap_info_bitmap
& WLAN_CAPABILITY_SPECTRUM_MGMT
)
190 bss_desc
->sensed_11h
= true;
192 return mwifiex_update_bss_desc_with_ie(priv
->adapter
, bss_desc
);
195 void mwifiex_dnld_txpwr_table(struct mwifiex_private
*priv
)
197 if (priv
->adapter
->dt_node
) {
198 char txpwr
[] = {"marvell,00_txpwrlimit"};
200 memcpy(&txpwr
[8], priv
->adapter
->country_code
, 2);
201 mwifiex_dnld_dt_cfgdata(priv
, priv
->adapter
->dt_node
, txpwr
);
205 static int mwifiex_process_country_ie(struct mwifiex_private
*priv
,
206 struct cfg80211_bss
*bss
)
208 const u8
*country_ie
;
210 struct mwifiex_802_11d_domain_reg
*domain_info
=
211 &priv
->adapter
->domain_reg
;
214 country_ie
= ieee80211_bss_get_ie(bss
, WLAN_EID_COUNTRY
);
220 country_ie_len
= country_ie
[1];
221 if (country_ie_len
< IEEE80211_COUNTRY_IE_MIN_LEN
) {
226 if (!strncmp(priv
->adapter
->country_code
, &country_ie
[2], 2)) {
228 mwifiex_dbg(priv
->adapter
, INFO
,
229 "11D: skip setting domain info in FW\n");
232 memcpy(priv
->adapter
->country_code
, &country_ie
[2], 2);
234 domain_info
->country_code
[0] = country_ie
[2];
235 domain_info
->country_code
[1] = country_ie
[3];
236 domain_info
->country_code
[2] = ' ';
238 country_ie_len
-= IEEE80211_COUNTRY_STRING_LEN
;
240 domain_info
->no_of_triplet
=
241 country_ie_len
/ sizeof(struct ieee80211_country_ie_triplet
);
243 memcpy((u8
*)domain_info
->triplet
,
244 &country_ie
[2] + IEEE80211_COUNTRY_STRING_LEN
, country_ie_len
);
248 if (mwifiex_send_cmd(priv
, HostCmd_CMD_802_11D_DOMAIN_INFO
,
249 HostCmd_ACT_GEN_SET
, 0, NULL
, false)) {
250 mwifiex_dbg(priv
->adapter
, ERROR
,
251 "11D: setting domain info in FW fail\n");
255 mwifiex_dnld_txpwr_table(priv
);
261 * In Ad-Hoc mode, the IBSS is created if not found in scan list.
262 * In both Ad-Hoc and infra mode, an deauthentication is performed
265 int mwifiex_bss_start(struct mwifiex_private
*priv
, struct cfg80211_bss
*bss
,
266 struct cfg80211_ssid
*req_ssid
)
269 struct mwifiex_adapter
*adapter
= priv
->adapter
;
270 struct mwifiex_bssdescriptor
*bss_desc
= NULL
;
272 priv
->scan_block
= false;
275 mwifiex_process_country_ie(priv
, bss
);
277 /* Allocate and fill new bss descriptor */
278 bss_desc
= kzalloc(sizeof(struct mwifiex_bssdescriptor
),
283 ret
= mwifiex_fill_new_bss_desc(priv
, bss
, bss_desc
);
288 if (priv
->bss_mode
== NL80211_IFTYPE_STATION
||
289 priv
->bss_mode
== NL80211_IFTYPE_P2P_CLIENT
) {
295 if (mwifiex_band_to_radio_type(bss_desc
->bss_band
) ==
296 HostCmd_SCAN_RADIO_TYPE_BG
) {
297 config_bands
= BAND_B
| BAND_G
| BAND_GN
;
299 config_bands
= BAND_A
| BAND_AN
;
300 if (adapter
->fw_bands
& BAND_AAC
)
301 config_bands
|= BAND_AAC
;
304 if (!((config_bands
| adapter
->fw_bands
) & ~adapter
->fw_bands
))
305 adapter
->config_bands
= config_bands
;
307 ret
= mwifiex_check_network_compatibility(priv
, bss_desc
);
311 if (mwifiex_11h_get_csa_closed_channel(priv
) ==
312 (u8
)bss_desc
->channel
) {
313 mwifiex_dbg(adapter
, ERROR
,
314 "Attempt to reconnect on csa closed chan(%d)\n",
319 mwifiex_dbg(adapter
, INFO
,
320 "info: SSID found in scan list ...\t"
323 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
324 if (netif_carrier_ok(priv
->netdev
))
325 netif_carrier_off(priv
->netdev
);
327 /* Clear any past association response stored for
328 * application retrieval */
329 priv
->assoc_rsp_size
= 0;
330 ret
= mwifiex_associate(priv
, bss_desc
);
332 /* If auth type is auto and association fails using open mode,
333 * try to connect using shared mode */
334 if (ret
== WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG
&&
335 priv
->sec_info
.is_authtype_auto
&&
336 priv
->sec_info
.wep_enabled
) {
337 priv
->sec_info
.authentication_mode
=
338 NL80211_AUTHTYPE_SHARED_KEY
;
339 ret
= mwifiex_associate(priv
, bss_desc
);
343 cfg80211_put_bss(priv
->adapter
->wiphy
, bss
);
346 /* If the requested SSID matches current SSID, return */
347 if (bss_desc
&& bss_desc
->ssid
.ssid_len
&&
348 (!mwifiex_ssid_cmp(&priv
->curr_bss_params
.bss_descriptor
.
349 ssid
, &bss_desc
->ssid
))) {
354 priv
->adhoc_is_link_sensed
= false;
356 ret
= mwifiex_check_network_compatibility(priv
, bss_desc
);
358 mwifiex_stop_net_dev_queue(priv
->netdev
, adapter
);
359 if (netif_carrier_ok(priv
->netdev
))
360 netif_carrier_off(priv
->netdev
);
363 mwifiex_dbg(adapter
, INFO
,
364 "info: network found in scan\t"
365 " list. Joining...\n");
366 ret
= mwifiex_adhoc_join(priv
, bss_desc
);
368 cfg80211_put_bss(priv
->adapter
->wiphy
, bss
);
370 mwifiex_dbg(adapter
, INFO
,
371 "info: Network not found in\t"
372 "the list, creating adhoc with ssid = %s\n",
374 ret
= mwifiex_adhoc_start(priv
, req_ssid
);
379 /* beacon_ie buffer was allocated in function
380 * mwifiex_fill_new_bss_desc(). Free it now.
383 kfree(bss_desc
->beacon_buf
);
389 * IOCTL request handler to set host sleep configuration.
391 * This function prepares the correct firmware command and
394 int mwifiex_set_hs_params(struct mwifiex_private
*priv
, u16 action
,
395 int cmd_type
, struct mwifiex_ds_hs_cfg
*hs_cfg
)
398 struct mwifiex_adapter
*adapter
= priv
->adapter
;
406 case HostCmd_ACT_GEN_SET
:
407 if (adapter
->pps_uapsd_mode
) {
408 mwifiex_dbg(adapter
, INFO
,
409 "info: Host Sleep IOCTL\t"
410 "is blocked in UAPSD/PPS mode\n");
414 if (hs_cfg
->is_invoke_hostcmd
) {
415 if (hs_cfg
->conditions
== HS_CFG_CANCEL
) {
416 if (!adapter
->is_hs_configured
)
417 /* Already cancelled */
419 /* Save previous condition */
420 prev_cond
= le32_to_cpu(adapter
->hs_cfg
422 adapter
->hs_cfg
.conditions
=
423 cpu_to_le32(hs_cfg
->conditions
);
424 } else if (hs_cfg
->conditions
) {
425 adapter
->hs_cfg
.conditions
=
426 cpu_to_le32(hs_cfg
->conditions
);
427 adapter
->hs_cfg
.gpio
= (u8
)hs_cfg
->gpio
;
429 adapter
->hs_cfg
.gap
= (u8
)hs_cfg
->gap
;
430 } else if (adapter
->hs_cfg
.conditions
==
431 cpu_to_le32(HS_CFG_CANCEL
)) {
432 /* Return failure if no parameters for HS
438 status
= mwifiex_send_cmd(priv
,
439 HostCmd_CMD_802_11_HS_CFG_ENH
,
440 HostCmd_ACT_GEN_SET
, 0,
442 cmd_type
== MWIFIEX_SYNC_CMD
);
444 if (hs_cfg
->conditions
== HS_CFG_CANCEL
)
445 /* Restore previous condition */
446 adapter
->hs_cfg
.conditions
=
447 cpu_to_le32(prev_cond
);
449 adapter
->hs_cfg
.conditions
=
450 cpu_to_le32(hs_cfg
->conditions
);
451 adapter
->hs_cfg
.gpio
= (u8
)hs_cfg
->gpio
;
452 adapter
->hs_cfg
.gap
= (u8
)hs_cfg
->gap
;
455 case HostCmd_ACT_GEN_GET
:
456 hs_cfg
->conditions
= le32_to_cpu(adapter
->hs_cfg
.conditions
);
457 hs_cfg
->gpio
= adapter
->hs_cfg
.gpio
;
458 hs_cfg
->gap
= adapter
->hs_cfg
.gap
;
469 * Sends IOCTL request to cancel the existing Host Sleep configuration.
471 * This function allocates the IOCTL request buffer, fills it
472 * with requisite parameters and calls the IOCTL handler.
474 int mwifiex_cancel_hs(struct mwifiex_private
*priv
, int cmd_type
)
476 struct mwifiex_ds_hs_cfg hscfg
;
478 hscfg
.conditions
= HS_CFG_CANCEL
;
479 hscfg
.is_invoke_hostcmd
= true;
481 return mwifiex_set_hs_params(priv
, HostCmd_ACT_GEN_SET
,
484 EXPORT_SYMBOL_GPL(mwifiex_cancel_hs
);
487 * Sends IOCTL request to cancel the existing Host Sleep configuration.
489 * This function allocates the IOCTL request buffer, fills it
490 * with requisite parameters and calls the IOCTL handler.
492 int mwifiex_enable_hs(struct mwifiex_adapter
*adapter
)
494 struct mwifiex_ds_hs_cfg hscfg
;
495 struct mwifiex_private
*priv
;
498 if (disconnect_on_suspend
) {
499 for (i
= 0; i
< adapter
->priv_num
; i
++) {
500 priv
= adapter
->priv
[i
];
502 mwifiex_deauthenticate(priv
, NULL
);
506 if (adapter
->hs_activated
) {
507 mwifiex_dbg(adapter
, CMD
,
508 "cmd: HS Already activated\n");
512 adapter
->hs_activate_wait_q_woken
= false;
514 memset(&hscfg
, 0, sizeof(struct mwifiex_ds_hs_cfg
));
515 hscfg
.is_invoke_hostcmd
= true;
517 adapter
->hs_enabling
= true;
518 mwifiex_cancel_all_pending_cmd(adapter
);
520 if (mwifiex_set_hs_params(mwifiex_get_priv(adapter
,
521 MWIFIEX_BSS_ROLE_STA
),
522 HostCmd_ACT_GEN_SET
, MWIFIEX_SYNC_CMD
,
524 mwifiex_dbg(adapter
, ERROR
,
525 "IOCTL request HS enable failed\n");
529 if (wait_event_interruptible_timeout(adapter
->hs_activate_wait_q
,
530 adapter
->hs_activate_wait_q_woken
,
532 mwifiex_dbg(adapter
, ERROR
,
533 "hs_activate_wait_q terminated\n");
539 EXPORT_SYMBOL_GPL(mwifiex_enable_hs
);
542 * IOCTL request handler to get BSS information.
544 * This function collates the information from different driver structures
545 * to send to the user.
547 int mwifiex_get_bss_info(struct mwifiex_private
*priv
,
548 struct mwifiex_bss_info
*info
)
550 struct mwifiex_adapter
*adapter
= priv
->adapter
;
551 struct mwifiex_bssdescriptor
*bss_desc
;
556 bss_desc
= &priv
->curr_bss_params
.bss_descriptor
;
558 info
->bss_mode
= priv
->bss_mode
;
560 memcpy(&info
->ssid
, &bss_desc
->ssid
, sizeof(struct cfg80211_ssid
));
562 memcpy(&info
->bssid
, &bss_desc
->mac_address
, ETH_ALEN
);
564 info
->bss_chan
= bss_desc
->channel
;
566 memcpy(info
->country_code
, adapter
->country_code
,
567 IEEE80211_COUNTRY_STRING_LEN
);
569 info
->media_connected
= priv
->media_connected
;
571 info
->max_power_level
= priv
->max_tx_power_level
;
572 info
->min_power_level
= priv
->min_tx_power_level
;
574 info
->adhoc_state
= priv
->adhoc_state
;
576 info
->bcn_nf_last
= priv
->bcn_nf_last
;
578 if (priv
->sec_info
.wep_enabled
)
579 info
->wep_status
= true;
581 info
->wep_status
= false;
583 info
->is_hs_configured
= adapter
->is_hs_configured
;
584 info
->is_deep_sleep
= adapter
->is_deep_sleep
;
590 * The function disables auto deep sleep mode.
592 int mwifiex_disable_auto_ds(struct mwifiex_private
*priv
)
594 struct mwifiex_ds_auto_ds auto_ds
;
596 auto_ds
.auto_ds
= DEEP_SLEEP_OFF
;
598 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
599 DIS_AUTO_PS
, BITMAP_AUTO_DS
, &auto_ds
, true);
601 EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds
);
604 * Sends IOCTL request to get the data rate.
606 * This function allocates the IOCTL request buffer, fills it
607 * with requisite parameters and calls the IOCTL handler.
609 int mwifiex_drv_get_data_rate(struct mwifiex_private
*priv
, u32
*rate
)
613 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_TX_RATE_QUERY
,
614 HostCmd_ACT_GEN_GET
, 0, NULL
, true);
617 if (priv
->is_data_rate_auto
)
618 *rate
= mwifiex_index_to_data_rate(priv
, priv
->tx_rate
,
621 *rate
= priv
->data_rate
;
628 * IOCTL request handler to set tx power configuration.
630 * This function prepares the correct firmware command and
633 * For non-auto power mode, all the following power groups are set -
634 * - Modulation class HR/DSSS
635 * - Modulation class OFDM
636 * - Modulation class HTBW20
637 * - Modulation class HTBW40
639 int mwifiex_set_tx_power(struct mwifiex_private
*priv
,
640 struct mwifiex_power_cfg
*power_cfg
)
643 struct host_cmd_ds_txpwr_cfg
*txp_cfg
;
644 struct mwifiex_types_power_group
*pg_tlv
;
645 struct mwifiex_power_group
*pg
;
649 if (!power_cfg
->is_power_auto
) {
650 dbm
= (u16
) power_cfg
->power_level
;
651 if ((dbm
< priv
->min_tx_power_level
) ||
652 (dbm
> priv
->max_tx_power_level
)) {
653 mwifiex_dbg(priv
->adapter
, ERROR
,
654 "txpower value %d dBm\t"
655 "is out of range (%d dBm-%d dBm)\n",
656 dbm
, priv
->min_tx_power_level
,
657 priv
->max_tx_power_level
);
661 buf
= kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER
, GFP_KERNEL
);
665 txp_cfg
= (struct host_cmd_ds_txpwr_cfg
*) buf
;
666 txp_cfg
->action
= cpu_to_le16(HostCmd_ACT_GEN_SET
);
667 if (!power_cfg
->is_power_auto
) {
668 txp_cfg
->mode
= cpu_to_le32(1);
669 pg_tlv
= (struct mwifiex_types_power_group
*)
670 (buf
+ sizeof(struct host_cmd_ds_txpwr_cfg
));
671 pg_tlv
->type
= cpu_to_le16(TLV_TYPE_POWER_GROUP
);
673 cpu_to_le16(4 * sizeof(struct mwifiex_power_group
));
674 pg
= (struct mwifiex_power_group
*)
675 (buf
+ sizeof(struct host_cmd_ds_txpwr_cfg
)
676 + sizeof(struct mwifiex_types_power_group
));
677 /* Power group for modulation class HR/DSSS */
678 pg
->first_rate_code
= 0x00;
679 pg
->last_rate_code
= 0x03;
680 pg
->modulation_class
= MOD_CLASS_HR_DSSS
;
682 pg
->power_min
= (s8
) dbm
;
683 pg
->power_max
= (s8
) dbm
;
685 /* Power group for modulation class OFDM */
686 pg
->first_rate_code
= 0x00;
687 pg
->last_rate_code
= 0x07;
688 pg
->modulation_class
= MOD_CLASS_OFDM
;
690 pg
->power_min
= (s8
) dbm
;
691 pg
->power_max
= (s8
) dbm
;
693 /* Power group for modulation class HTBW20 */
694 pg
->first_rate_code
= 0x00;
695 pg
->last_rate_code
= 0x20;
696 pg
->modulation_class
= MOD_CLASS_HT
;
698 pg
->power_min
= (s8
) dbm
;
699 pg
->power_max
= (s8
) dbm
;
700 pg
->ht_bandwidth
= HT_BW_20
;
702 /* Power group for modulation class HTBW40 */
703 pg
->first_rate_code
= 0x00;
704 pg
->last_rate_code
= 0x20;
705 pg
->modulation_class
= MOD_CLASS_HT
;
707 pg
->power_min
= (s8
) dbm
;
708 pg
->power_max
= (s8
) dbm
;
709 pg
->ht_bandwidth
= HT_BW_40
;
711 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_TXPWR_CFG
,
712 HostCmd_ACT_GEN_SET
, 0, buf
, true);
719 * IOCTL request handler to get power save mode.
721 * This function prepares the correct firmware command and
724 int mwifiex_drv_set_power(struct mwifiex_private
*priv
, u32
*ps_mode
)
727 struct mwifiex_adapter
*adapter
= priv
->adapter
;
731 adapter
->ps_mode
= MWIFIEX_802_11_POWER_MODE_PSP
;
733 adapter
->ps_mode
= MWIFIEX_802_11_POWER_MODE_CAM
;
734 sub_cmd
= (*ps_mode
) ? EN_AUTO_PS
: DIS_AUTO_PS
;
735 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
736 sub_cmd
, BITMAP_STA_PS
, NULL
, true);
737 if ((!ret
) && (sub_cmd
== DIS_AUTO_PS
))
738 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_PS_MODE_ENH
,
739 GET_PS
, 0, NULL
, false);
745 * IOCTL request handler to set/reset WPA IE.
747 * The supplied WPA IE is treated as a opaque buffer. Only the first field
748 * is checked to determine WPA version. If buffer length is zero, the existing
751 static int mwifiex_set_wpa_ie_helper(struct mwifiex_private
*priv
,
752 u8
*ie_data_ptr
, u16 ie_len
)
755 if (ie_len
> sizeof(priv
->wpa_ie
)) {
756 mwifiex_dbg(priv
->adapter
, ERROR
,
757 "failed to copy WPA IE, too big\n");
760 memcpy(priv
->wpa_ie
, ie_data_ptr
, ie_len
);
761 priv
->wpa_ie_len
= (u8
) ie_len
;
762 mwifiex_dbg(priv
->adapter
, CMD
,
763 "cmd: Set Wpa_ie_len=%d IE=%#x\n",
764 priv
->wpa_ie_len
, priv
->wpa_ie
[0]);
766 if (priv
->wpa_ie
[0] == WLAN_EID_VENDOR_SPECIFIC
) {
767 priv
->sec_info
.wpa_enabled
= true;
768 } else if (priv
->wpa_ie
[0] == WLAN_EID_RSN
) {
769 priv
->sec_info
.wpa2_enabled
= true;
771 priv
->sec_info
.wpa_enabled
= false;
772 priv
->sec_info
.wpa2_enabled
= false;
775 memset(priv
->wpa_ie
, 0, sizeof(priv
->wpa_ie
));
776 priv
->wpa_ie_len
= 0;
777 mwifiex_dbg(priv
->adapter
, INFO
,
778 "info: reset wpa_ie_len=%d IE=%#x\n",
779 priv
->wpa_ie_len
, priv
->wpa_ie
[0]);
780 priv
->sec_info
.wpa_enabled
= false;
781 priv
->sec_info
.wpa2_enabled
= false;
788 * IOCTL request handler to set/reset WAPI IE.
790 * The supplied WAPI IE is treated as a opaque buffer. Only the first field
791 * is checked to internally enable WAPI. If buffer length is zero, the existing
794 static int mwifiex_set_wapi_ie(struct mwifiex_private
*priv
,
795 u8
*ie_data_ptr
, u16 ie_len
)
798 if (ie_len
> sizeof(priv
->wapi_ie
)) {
799 mwifiex_dbg(priv
->adapter
, ERROR
,
800 "info: failed to copy WAPI IE, too big\n");
803 memcpy(priv
->wapi_ie
, ie_data_ptr
, ie_len
);
804 priv
->wapi_ie_len
= ie_len
;
805 mwifiex_dbg(priv
->adapter
, CMD
,
806 "cmd: Set wapi_ie_len=%d IE=%#x\n",
807 priv
->wapi_ie_len
, priv
->wapi_ie
[0]);
809 if (priv
->wapi_ie
[0] == WLAN_EID_BSS_AC_ACCESS_DELAY
)
810 priv
->sec_info
.wapi_enabled
= true;
812 memset(priv
->wapi_ie
, 0, sizeof(priv
->wapi_ie
));
813 priv
->wapi_ie_len
= ie_len
;
814 mwifiex_dbg(priv
->adapter
, INFO
,
815 "info: Reset wapi_ie_len=%d IE=%#x\n",
816 priv
->wapi_ie_len
, priv
->wapi_ie
[0]);
817 priv
->sec_info
.wapi_enabled
= false;
823 * IOCTL request handler to set/reset WPS IE.
825 * The supplied WPS IE is treated as a opaque buffer. Only the first field
826 * is checked to internally enable WPS. If buffer length is zero, the existing
829 static int mwifiex_set_wps_ie(struct mwifiex_private
*priv
,
830 u8
*ie_data_ptr
, u16 ie_len
)
833 if (ie_len
> MWIFIEX_MAX_VSIE_LEN
) {
834 mwifiex_dbg(priv
->adapter
, ERROR
,
835 "info: failed to copy WPS IE, too big\n");
839 priv
->wps_ie
= kzalloc(MWIFIEX_MAX_VSIE_LEN
, GFP_KERNEL
);
843 memcpy(priv
->wps_ie
, ie_data_ptr
, ie_len
);
844 priv
->wps_ie_len
= ie_len
;
845 mwifiex_dbg(priv
->adapter
, CMD
,
846 "cmd: Set wps_ie_len=%d IE=%#x\n",
847 priv
->wps_ie_len
, priv
->wps_ie
[0]);
850 priv
->wps_ie_len
= ie_len
;
851 mwifiex_dbg(priv
->adapter
, INFO
,
852 "info: Reset wps_ie_len=%d\n", priv
->wps_ie_len
);
858 * IOCTL request handler to set WAPI key.
860 * This function prepares the correct firmware command and
863 static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private
*priv
,
864 struct mwifiex_ds_encrypt_key
*encrypt_key
)
867 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
868 HostCmd_ACT_GEN_SET
, KEY_INFO_ENABLED
,
873 * IOCTL request handler to set WEP network key.
875 * This function prepares the correct firmware command and
876 * issues it, after validation checks.
878 static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private
*priv
,
879 struct mwifiex_ds_encrypt_key
*encrypt_key
)
881 struct mwifiex_adapter
*adapter
= priv
->adapter
;
883 struct mwifiex_wep_key
*wep_key
;
886 if (priv
->wep_key_curr_index
>= NUM_WEP_KEYS
)
887 priv
->wep_key_curr_index
= 0;
888 wep_key
= &priv
->wep_key
[priv
->wep_key_curr_index
];
889 index
= encrypt_key
->key_index
;
890 if (encrypt_key
->key_disable
) {
891 priv
->sec_info
.wep_enabled
= 0;
892 } else if (!encrypt_key
->key_len
) {
893 /* Copy the required key as the current key */
894 wep_key
= &priv
->wep_key
[index
];
895 if (!wep_key
->key_length
) {
896 mwifiex_dbg(adapter
, ERROR
,
897 "key not set, so cannot enable it\n");
901 if (adapter
->key_api_major_ver
== KEY_API_VER_MAJOR_V2
) {
902 memcpy(encrypt_key
->key_material
,
903 wep_key
->key_material
, wep_key
->key_length
);
904 encrypt_key
->key_len
= wep_key
->key_length
;
907 priv
->wep_key_curr_index
= (u16
) index
;
908 priv
->sec_info
.wep_enabled
= 1;
910 wep_key
= &priv
->wep_key
[index
];
911 memset(wep_key
, 0, sizeof(struct mwifiex_wep_key
));
912 /* Copy the key in the driver */
913 memcpy(wep_key
->key_material
,
914 encrypt_key
->key_material
,
915 encrypt_key
->key_len
);
916 wep_key
->key_index
= index
;
917 wep_key
->key_length
= encrypt_key
->key_len
;
918 priv
->sec_info
.wep_enabled
= 1;
920 if (wep_key
->key_length
) {
923 if (encrypt_key
->key_disable
) {
924 memset(&priv
->wep_key
[index
], 0,
925 sizeof(struct mwifiex_wep_key
));
926 if (wep_key
->key_length
)
930 if (adapter
->key_api_major_ver
== KEY_API_VER_MAJOR_V2
)
931 enc_key
= encrypt_key
;
935 /* Send request to firmware */
936 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
937 HostCmd_ACT_GEN_SET
, 0, enc_key
, false);
943 if (priv
->sec_info
.wep_enabled
)
944 priv
->curr_pkt_filter
|= HostCmd_ACT_MAC_WEP_ENABLE
;
946 priv
->curr_pkt_filter
&= ~HostCmd_ACT_MAC_WEP_ENABLE
;
948 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_MAC_CONTROL
,
949 HostCmd_ACT_GEN_SET
, 0,
950 &priv
->curr_pkt_filter
, true);
956 * IOCTL request handler to set WPA key.
958 * This function prepares the correct firmware command and
959 * issues it, after validation checks.
961 * Current driver only supports key length of up to 32 bytes.
963 * This function can also be used to disable a currently set key.
965 static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private
*priv
,
966 struct mwifiex_ds_encrypt_key
*encrypt_key
)
969 u8 remove_key
= false;
970 struct host_cmd_ds_802_11_key_material
*ibss_key
;
972 /* Current driver only supports key length of up to 32 bytes */
973 if (encrypt_key
->key_len
> WLAN_MAX_KEY_LEN
) {
974 mwifiex_dbg(priv
->adapter
, ERROR
,
975 "key length too long\n");
979 if (priv
->bss_mode
== NL80211_IFTYPE_ADHOC
) {
981 * IBSS/WPA-None uses only one key (Group) for both receiving
982 * and sending unicast and multicast packets.
984 /* Send the key as PTK to firmware */
985 encrypt_key
->key_index
= MWIFIEX_KEY_INDEX_UNICAST
;
986 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
988 KEY_INFO_ENABLED
, encrypt_key
, false);
992 ibss_key
= &priv
->aes_key
;
994 sizeof(struct host_cmd_ds_802_11_key_material
));
995 /* Copy the key in the driver */
996 memcpy(ibss_key
->key_param_set
.key
, encrypt_key
->key_material
,
997 encrypt_key
->key_len
);
998 memcpy(&ibss_key
->key_param_set
.key_len
, &encrypt_key
->key_len
,
999 sizeof(ibss_key
->key_param_set
.key_len
));
1000 ibss_key
->key_param_set
.key_type_id
1001 = cpu_to_le16(KEY_TYPE_ID_TKIP
);
1002 ibss_key
->key_param_set
.key_info
= cpu_to_le16(KEY_ENABLED
);
1004 /* Send the key as GTK to firmware */
1005 encrypt_key
->key_index
= ~MWIFIEX_KEY_INDEX_UNICAST
;
1008 if (!encrypt_key
->key_index
)
1009 encrypt_key
->key_index
= MWIFIEX_KEY_INDEX_UNICAST
;
1012 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
1013 HostCmd_ACT_GEN_SET
,
1014 !KEY_INFO_ENABLED
, encrypt_key
, true);
1016 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_KEY_MATERIAL
,
1017 HostCmd_ACT_GEN_SET
,
1018 KEY_INFO_ENABLED
, encrypt_key
, true);
1024 * IOCTL request handler to set/get network keys.
1026 * This is a generic key handling function which supports WEP, WPA
1030 mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private
*priv
,
1031 struct mwifiex_ds_encrypt_key
*encrypt_key
)
1035 if (encrypt_key
->is_wapi_key
)
1036 status
= mwifiex_sec_ioctl_set_wapi_key(priv
, encrypt_key
);
1037 else if (encrypt_key
->key_len
> WLAN_KEY_LEN_WEP104
)
1038 status
= mwifiex_sec_ioctl_set_wpa_key(priv
, encrypt_key
);
1040 status
= mwifiex_sec_ioctl_set_wep_key(priv
, encrypt_key
);
1045 * This function returns the driver version.
1048 mwifiex_drv_get_driver_version(struct mwifiex_adapter
*adapter
, char *version
,
1057 ver
.l
= cpu_to_le32(adapter
->fw_release_number
);
1058 sprintf(fw_ver
, "%u.%u.%u.p%u", ver
.c
[2], ver
.c
[1], ver
.c
[0], ver
.c
[3]);
1060 snprintf(version
, max_len
, driver_version
, fw_ver
);
1062 mwifiex_dbg(adapter
, MSG
, "info: MWIFIEX VERSION: %s\n", version
);
1068 * Sends IOCTL request to set encoding parameters.
1070 * This function allocates the IOCTL request buffer, fills it
1071 * with requisite parameters and calls the IOCTL handler.
1073 int mwifiex_set_encode(struct mwifiex_private
*priv
, struct key_params
*kp
,
1074 const u8
*key
, int key_len
, u8 key_index
,
1075 const u8
*mac_addr
, int disable
)
1077 struct mwifiex_ds_encrypt_key encrypt_key
;
1079 memset(&encrypt_key
, 0, sizeof(struct mwifiex_ds_encrypt_key
));
1080 encrypt_key
.key_len
= key_len
;
1081 encrypt_key
.key_index
= key_index
;
1083 if (kp
&& kp
->cipher
== WLAN_CIPHER_SUITE_AES_CMAC
)
1084 encrypt_key
.is_igtk_key
= true;
1088 memcpy(encrypt_key
.key_material
, key
, key_len
);
1090 encrypt_key
.is_current_wep_key
= true;
1093 memcpy(encrypt_key
.mac_addr
, mac_addr
, ETH_ALEN
);
1094 if (kp
&& kp
->seq
&& kp
->seq_len
) {
1095 memcpy(encrypt_key
.pn
, kp
->seq
, kp
->seq_len
);
1096 encrypt_key
.pn_len
= kp
->seq_len
;
1097 encrypt_key
.is_rx_seq_valid
= true;
1100 if (GET_BSS_ROLE(priv
) == MWIFIEX_BSS_ROLE_UAP
)
1102 encrypt_key
.key_disable
= true;
1104 memcpy(encrypt_key
.mac_addr
, mac_addr
, ETH_ALEN
);
1107 return mwifiex_sec_ioctl_encrypt_key(priv
, &encrypt_key
);
1111 * Sends IOCTL request to get extended version.
1113 * This function allocates the IOCTL request buffer, fills it
1114 * with requisite parameters and calls the IOCTL handler.
1117 mwifiex_get_ver_ext(struct mwifiex_private
*priv
)
1119 struct mwifiex_ver_ext ver_ext
;
1121 memset(&ver_ext
, 0, sizeof(struct host_cmd_ds_version_ext
));
1122 if (mwifiex_send_cmd(priv
, HostCmd_CMD_VERSION_EXT
,
1123 HostCmd_ACT_GEN_GET
, 0, &ver_ext
, true))
1130 mwifiex_remain_on_chan_cfg(struct mwifiex_private
*priv
, u16 action
,
1131 struct ieee80211_channel
*chan
,
1132 unsigned int duration
)
1134 struct host_cmd_ds_remain_on_chan roc_cfg
;
1137 memset(&roc_cfg
, 0, sizeof(roc_cfg
));
1138 roc_cfg
.action
= cpu_to_le16(action
);
1139 if (action
== HostCmd_ACT_GEN_SET
) {
1140 roc_cfg
.band_cfg
= chan
->band
;
1141 sc
= mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT
);
1142 roc_cfg
.band_cfg
|= (sc
<< 2);
1145 ieee80211_frequency_to_channel(chan
->center_freq
);
1146 roc_cfg
.duration
= cpu_to_le32(duration
);
1148 if (mwifiex_send_cmd(priv
, HostCmd_CMD_REMAIN_ON_CHAN
,
1149 action
, 0, &roc_cfg
, true)) {
1150 mwifiex_dbg(priv
->adapter
, ERROR
,
1151 "failed to remain on channel\n");
1155 return roc_cfg
.status
;
1159 * Sends IOCTL request to get statistics information.
1161 * This function allocates the IOCTL request buffer, fills it
1162 * with requisite parameters and calls the IOCTL handler.
1165 mwifiex_get_stats_info(struct mwifiex_private
*priv
,
1166 struct mwifiex_ds_get_stats
*log
)
1168 return mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_GET_LOG
,
1169 HostCmd_ACT_GEN_GET
, 0, log
, true);
1173 * IOCTL request handler to read/write register.
1175 * This function prepares the correct firmware command and
1178 * Access to the following registers are supported -
1185 static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private
*priv
,
1186 struct mwifiex_ds_reg_rw
*reg_rw
,
1191 switch (le32_to_cpu(reg_rw
->type
)) {
1192 case MWIFIEX_REG_MAC
:
1193 cmd_no
= HostCmd_CMD_MAC_REG_ACCESS
;
1195 case MWIFIEX_REG_BBP
:
1196 cmd_no
= HostCmd_CMD_BBP_REG_ACCESS
;
1198 case MWIFIEX_REG_RF
:
1199 cmd_no
= HostCmd_CMD_RF_REG_ACCESS
;
1201 case MWIFIEX_REG_PMIC
:
1202 cmd_no
= HostCmd_CMD_PMIC_REG_ACCESS
;
1204 case MWIFIEX_REG_CAU
:
1205 cmd_no
= HostCmd_CMD_CAU_REG_ACCESS
;
1211 return mwifiex_send_cmd(priv
, cmd_no
, action
, 0, reg_rw
, true);
1215 * Sends IOCTL request to write to a register.
1217 * This function allocates the IOCTL request buffer, fills it
1218 * with requisite parameters and calls the IOCTL handler.
1221 mwifiex_reg_write(struct mwifiex_private
*priv
, u32 reg_type
,
1222 u32 reg_offset
, u32 reg_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 reg_rw
.value
= cpu_to_le32(reg_value
);
1230 return mwifiex_reg_mem_ioctl_reg_rw(priv
, ®_rw
, HostCmd_ACT_GEN_SET
);
1234 * Sends IOCTL request to read from a register.
1236 * This function allocates the IOCTL request buffer, fills it
1237 * with requisite parameters and calls the IOCTL handler.
1240 mwifiex_reg_read(struct mwifiex_private
*priv
, u32 reg_type
,
1241 u32 reg_offset
, u32
*value
)
1244 struct mwifiex_ds_reg_rw reg_rw
;
1246 reg_rw
.type
= cpu_to_le32(reg_type
);
1247 reg_rw
.offset
= cpu_to_le32(reg_offset
);
1248 ret
= mwifiex_reg_mem_ioctl_reg_rw(priv
, ®_rw
, HostCmd_ACT_GEN_GET
);
1253 *value
= le32_to_cpu(reg_rw
.value
);
1260 * Sends IOCTL request to read from EEPROM.
1262 * This function allocates the IOCTL request buffer, fills it
1263 * with requisite parameters and calls the IOCTL handler.
1266 mwifiex_eeprom_read(struct mwifiex_private
*priv
, u16 offset
, u16 bytes
,
1270 struct mwifiex_ds_read_eeprom rd_eeprom
;
1272 rd_eeprom
.offset
= cpu_to_le16((u16
) offset
);
1273 rd_eeprom
.byte_count
= cpu_to_le16((u16
) bytes
);
1275 /* Send request to firmware */
1276 ret
= mwifiex_send_cmd(priv
, HostCmd_CMD_802_11_EEPROM_ACCESS
,
1277 HostCmd_ACT_GEN_GET
, 0, &rd_eeprom
, true);
1280 memcpy(value
, rd_eeprom
.value
, MAX_EEPROM_DATA
);
1285 * This function sets a generic IE. In addition to generic IE, it can
1286 * also handle WPA, WPA2 and WAPI IEs.
1289 mwifiex_set_gen_ie_helper(struct mwifiex_private
*priv
, u8
*ie_data_ptr
,
1293 struct ieee_types_vendor_header
*pvendor_ie
;
1294 const u8 wpa_oui
[] = { 0x00, 0x50, 0xf2, 0x01 };
1295 const u8 wps_oui
[] = { 0x00, 0x50, 0xf2, 0x04 };
1297 /* If the passed length is zero, reset the buffer */
1299 priv
->gen_ie_buf_len
= 0;
1300 priv
->wps
.session_enable
= false;
1303 } else if (!ie_data_ptr
) {
1306 pvendor_ie
= (struct ieee_types_vendor_header
*) ie_data_ptr
;
1307 /* Test to see if it is a WPA IE, if not, then it is a gen IE */
1308 if (((pvendor_ie
->element_id
== WLAN_EID_VENDOR_SPECIFIC
) &&
1309 (!memcmp(pvendor_ie
->oui
, wpa_oui
, sizeof(wpa_oui
)))) ||
1310 (pvendor_ie
->element_id
== WLAN_EID_RSN
)) {
1312 /* IE is a WPA/WPA2 IE so call set_wpa function */
1313 ret
= mwifiex_set_wpa_ie_helper(priv
, ie_data_ptr
, ie_len
);
1314 priv
->wps
.session_enable
= false;
1317 } else if (pvendor_ie
->element_id
== WLAN_EID_BSS_AC_ACCESS_DELAY
) {
1318 /* IE is a WAPI IE so call set_wapi function */
1319 ret
= mwifiex_set_wapi_ie(priv
, ie_data_ptr
, ie_len
);
1324 * Verify that the passed length is not larger than the
1325 * available space remaining in the buffer
1327 if (ie_len
< (sizeof(priv
->gen_ie_buf
) - priv
->gen_ie_buf_len
)) {
1329 /* Test to see if it is a WPS IE, if so, enable
1332 pvendor_ie
= (struct ieee_types_vendor_header
*) ie_data_ptr
;
1333 if ((pvendor_ie
->element_id
== WLAN_EID_VENDOR_SPECIFIC
) &&
1334 (!memcmp(pvendor_ie
->oui
, wps_oui
, sizeof(wps_oui
)))) {
1335 priv
->wps
.session_enable
= true;
1336 mwifiex_dbg(priv
->adapter
, INFO
,
1337 "info: WPS Session Enabled.\n");
1338 ret
= mwifiex_set_wps_ie(priv
, ie_data_ptr
, ie_len
);
1341 /* Append the passed data to the end of the
1343 memcpy(priv
->gen_ie_buf
+ priv
->gen_ie_buf_len
, ie_data_ptr
,
1345 /* Increment the stored buffer length by the
1347 priv
->gen_ie_buf_len
+= ie_len
;
1349 /* Passed data does not fit in the remaining
1354 /* Return 0, or -1 for error case */
1359 * IOCTL request handler to set/get generic IE.
1361 * In addition to various generic IEs, this function can also be
1362 * used to set the ARP filter.
1364 static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private
*priv
,
1365 struct mwifiex_ds_misc_gen_ie
*gen_ie
,
1368 struct mwifiex_adapter
*adapter
= priv
->adapter
;
1370 switch (gen_ie
->type
) {
1371 case MWIFIEX_IE_TYPE_GEN_IE
:
1372 if (action
== HostCmd_ACT_GEN_GET
) {
1373 gen_ie
->len
= priv
->wpa_ie_len
;
1374 memcpy(gen_ie
->ie_data
, priv
->wpa_ie
, gen_ie
->len
);
1376 mwifiex_set_gen_ie_helper(priv
, gen_ie
->ie_data
,
1380 case MWIFIEX_IE_TYPE_ARP_FILTER
:
1381 memset(adapter
->arp_filter
, 0, sizeof(adapter
->arp_filter
));
1382 if (gen_ie
->len
> ARP_FILTER_MAX_BUF_SIZE
) {
1383 adapter
->arp_filter_size
= 0;
1384 mwifiex_dbg(adapter
, ERROR
,
1385 "invalid ARP filter size\n");
1388 memcpy(adapter
->arp_filter
, gen_ie
->ie_data
,
1390 adapter
->arp_filter_size
= gen_ie
->len
;
1394 mwifiex_dbg(adapter
, ERROR
, "invalid IE type\n");
1401 * Sends IOCTL request to set a generic IE.
1403 * This function allocates the IOCTL request buffer, fills it
1404 * with requisite parameters and calls the IOCTL handler.
1407 mwifiex_set_gen_ie(struct mwifiex_private
*priv
, const u8
*ie
, int ie_len
)
1409 struct mwifiex_ds_misc_gen_ie gen_ie
;
1411 if (ie_len
> IEEE_MAX_IE_SIZE
)
1414 gen_ie
.type
= MWIFIEX_IE_TYPE_GEN_IE
;
1415 gen_ie
.len
= ie_len
;
1416 memcpy(gen_ie
.ie_data
, ie
, ie_len
);
1417 if (mwifiex_misc_ioctl_gen_ie(priv
, &gen_ie
, HostCmd_ACT_GEN_SET
))