2 * This file contains the handling of command
3 * responses as well as events generated by firmware.
5 #include <linux/delay.h>
6 #include <linux/if_arp.h>
7 #include <linux/netdevice.h>
9 #include <net/iw_handler.h>
19 * @brief This function handles disconnect event. it
20 * reports disconnect to upper layer, clean tx/rx packets,
21 * reset link state etc.
23 * @param priv A pointer to wlan_private structure
26 void libertas_mac_event_disconnected(wlan_private
* priv
)
28 wlan_adapter
*adapter
= priv
->adapter
;
29 union iwreq_data wrqu
;
31 if (adapter
->connect_status
!= LIBERTAS_CONNECTED
)
34 lbs_deb_cmd("Handles disconnect event.\n");
36 memset(wrqu
.ap_addr
.sa_data
, 0x00, ETH_ALEN
);
37 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
40 * Cisco AP sends EAP failure and de-auth in less than 0.5 ms.
41 * It causes problem in the Supplicant
44 msleep_interruptible(1000);
45 wireless_send_event(priv
->dev
, SIOCGIWAP
, &wrqu
, NULL
);
47 /* Free Tx and Rx packets */
48 kfree_skb(priv
->adapter
->currenttxskb
);
49 priv
->adapter
->currenttxskb
= NULL
;
51 /* report disconnect to upper layer */
52 netif_stop_queue(priv
->dev
);
53 netif_carrier_off(priv
->dev
);
55 /* reset SNR/NF/RSSI values */
56 memset(adapter
->SNR
, 0x00, sizeof(adapter
->SNR
));
57 memset(adapter
->NF
, 0x00, sizeof(adapter
->NF
));
58 memset(adapter
->RSSI
, 0x00, sizeof(adapter
->RSSI
));
59 memset(adapter
->rawSNR
, 0x00, sizeof(adapter
->rawSNR
));
60 memset(adapter
->rawNF
, 0x00, sizeof(adapter
->rawNF
));
61 adapter
->nextSNRNF
= 0;
62 adapter
->numSNRNF
= 0;
63 adapter
->rxpd_rate
= 0;
64 lbs_deb_cmd("Current SSID='%s', ssid length=%u\n",
65 escape_essid(adapter
->curbssparams
.ssid
,
66 adapter
->curbssparams
.ssid_len
),
67 adapter
->curbssparams
.ssid_len
);
68 lbs_deb_cmd("Previous SSID='%s', ssid length=%u\n",
69 escape_essid(adapter
->prev_ssid
, adapter
->prev_ssid_len
),
70 adapter
->prev_ssid_len
);
72 adapter
->connect_status
= LIBERTAS_DISCONNECTED
;
74 /* Save previous SSID and BSSID for possible reassociation */
75 memcpy(&adapter
->prev_ssid
, &adapter
->curbssparams
.ssid
,
77 adapter
->prev_ssid_len
= adapter
->curbssparams
.ssid_len
;
78 memcpy(adapter
->prev_bssid
, adapter
->curbssparams
.bssid
, ETH_ALEN
);
80 /* Clear out associated SSID and BSSID since connection is
83 memset(&adapter
->curbssparams
.bssid
, 0, ETH_ALEN
);
84 memset(&adapter
->curbssparams
.ssid
, 0, IW_ESSID_MAX_SIZE
);
85 adapter
->curbssparams
.ssid_len
= 0;
87 if (adapter
->psstate
!= PS_STATE_FULL_POWER
) {
88 /* make firmware to exit PS mode */
89 lbs_deb_cmd("Disconnected, so exit PS mode.\n");
90 libertas_ps_wakeup(priv
, 0);
95 * @brief This function handles MIC failure event.
97 * @param priv A pointer to wlan_private structure
98 * @para event the event id
101 static void handle_mic_failureevent(wlan_private
* priv
, u32 event
)
105 memset(buf
, 0, sizeof(buf
));
107 sprintf(buf
, "%s", "MLME-MICHAELMICFAILURE.indication ");
109 if (event
== MACREG_INT_CODE_MIC_ERR_UNICAST
) {
110 strcat(buf
, "unicast ");
112 strcat(buf
, "multicast ");
115 libertas_send_iwevcustom_event(priv
, buf
);
118 static int wlan_ret_reg_access(wlan_private
* priv
,
119 u16 type
, struct cmd_ds_command
*resp
)
122 wlan_adapter
*adapter
= priv
->adapter
;
124 lbs_deb_enter(LBS_DEB_CMD
);
127 case CMD_RET_MAC_REG_ACCESS
:
129 struct cmd_ds_mac_reg_access
*reg
= &resp
->params
.macreg
;
131 adapter
->offsetvalue
.offset
= (u32
)le16_to_cpu(reg
->offset
);
132 adapter
->offsetvalue
.value
= le32_to_cpu(reg
->value
);
136 case CMD_RET_BBP_REG_ACCESS
:
138 struct cmd_ds_bbp_reg_access
*reg
= &resp
->params
.bbpreg
;
140 adapter
->offsetvalue
.offset
= (u32
)le16_to_cpu(reg
->offset
);
141 adapter
->offsetvalue
.value
= reg
->value
;
145 case CMD_RET_RF_REG_ACCESS
:
147 struct cmd_ds_rf_reg_access
*reg
= &resp
->params
.rfreg
;
149 adapter
->offsetvalue
.offset
= (u32
)le16_to_cpu(reg
->offset
);
150 adapter
->offsetvalue
.value
= reg
->value
;
158 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);
162 static int wlan_ret_get_hw_spec(wlan_private
* priv
,
163 struct cmd_ds_command
*resp
)
166 struct cmd_ds_get_hw_spec
*hwspec
= &resp
->params
.hwspec
;
167 wlan_adapter
*adapter
= priv
->adapter
;
170 lbs_deb_enter(LBS_DEB_CMD
);
172 adapter
->fwcapinfo
= le32_to_cpu(hwspec
->fwcapinfo
);
174 memcpy(adapter
->fwreleasenumber
, hwspec
->fwreleasenumber
, 4);
176 lbs_deb_cmd("GET_HW_SPEC: FWReleaseVersion: %u.%u.%u.p%u\n",
177 adapter
->fwreleasenumber
[2], adapter
->fwreleasenumber
[1],
178 adapter
->fwreleasenumber
[0], adapter
->fwreleasenumber
[3]);
179 lbs_deb_cmd("GET_HW_SPEC: Permanent addr: " MAC_FMT
"\n",
180 MAC_ARG(hwspec
->permanentaddr
));
181 lbs_deb_cmd("GET_HW_SPEC: hwifversion: 0x%x version:0x%x\n",
182 hwspec
->hwifversion
, hwspec
->version
);
184 adapter
->regioncode
= le16_to_cpu(hwspec
->regioncode
);
186 for (i
= 0; i
< MRVDRV_MAX_REGION_CODE
; i
++) {
187 /* use the region code to search for the index */
188 if (adapter
->regioncode
== libertas_region_code_to_index
[i
]) {
189 adapter
->regiontableindex
= (u16
) i
;
194 /* if it's unidentified region code, use the default (USA) */
195 if (i
>= MRVDRV_MAX_REGION_CODE
) {
196 adapter
->regioncode
= 0x10;
197 adapter
->regiontableindex
= 0;
198 lbs_pr_info("unidentified region code; using the default (USA)\n");
201 if (adapter
->current_addr
[0] == 0xff)
202 memmove(adapter
->current_addr
, hwspec
->permanentaddr
, ETH_ALEN
);
204 memcpy(priv
->dev
->dev_addr
, adapter
->current_addr
, ETH_ALEN
);
206 memcpy(priv
->mesh_dev
->dev_addr
, adapter
->current_addr
, ETH_ALEN
);
208 if (libertas_set_regiontable(priv
, adapter
->regioncode
, 0)) {
213 if (libertas_set_universaltable(priv
, 0)) {
219 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);
223 static int wlan_ret_802_11_sleep_params(wlan_private
* priv
,
224 struct cmd_ds_command
*resp
)
226 struct cmd_ds_802_11_sleep_params
*sp
= &resp
->params
.sleep_params
;
227 wlan_adapter
*adapter
= priv
->adapter
;
229 lbs_deb_enter(LBS_DEB_CMD
);
231 lbs_deb_cmd("error=%x offset=%x stabletime=%x calcontrol=%x\n"
232 " extsleepclk=%x\n", le16_to_cpu(sp
->error
),
233 le16_to_cpu(sp
->offset
), le16_to_cpu(sp
->stabletime
),
234 sp
->calcontrol
, sp
->externalsleepclk
);
236 adapter
->sp
.sp_error
= le16_to_cpu(sp
->error
);
237 adapter
->sp
.sp_offset
= le16_to_cpu(sp
->offset
);
238 adapter
->sp
.sp_stabletime
= le16_to_cpu(sp
->stabletime
);
239 adapter
->sp
.sp_calcontrol
= sp
->calcontrol
;
240 adapter
->sp
.sp_extsleepclk
= sp
->externalsleepclk
;
241 adapter
->sp
.sp_reserved
= le16_to_cpu(sp
->reserved
);
243 lbs_deb_enter(LBS_DEB_CMD
);
247 static int wlan_ret_802_11_stat(wlan_private
* priv
,
248 struct cmd_ds_command
*resp
)
250 /* currently adapter->wlan802_11Stat is unused
252 struct cmd_ds_802_11_get_stat *p11Stat = &resp->params.gstat;
253 wlan_adapter *adapter = priv->adapter;
255 // TODO Convert it to Big endian befor copy
256 memcpy(&adapter->wlan802_11Stat,
257 p11Stat, sizeof(struct cmd_ds_802_11_get_stat));
262 static int wlan_ret_802_11_snmp_mib(wlan_private
* priv
,
263 struct cmd_ds_command
*resp
)
265 struct cmd_ds_802_11_snmp_mib
*smib
= &resp
->params
.smib
;
266 u16 oid
= le16_to_cpu(smib
->oid
);
267 u16 querytype
= le16_to_cpu(smib
->querytype
);
269 lbs_deb_enter(LBS_DEB_CMD
);
271 lbs_deb_cmd("SNMP_RESP: value of the oid = %x, querytype=%x\n", oid
,
273 lbs_deb_cmd("SNMP_RESP: Buf size = %x\n", le16_to_cpu(smib
->bufsize
));
275 if (querytype
== CMD_ACT_GET
) {
278 priv
->adapter
->fragthsd
=
279 le16_to_cpu(*((__le16
*)(smib
->value
)));
280 lbs_deb_cmd("SNMP_RESP: fragthsd =%u\n",
281 priv
->adapter
->fragthsd
);
284 priv
->adapter
->rtsthsd
=
285 le16_to_cpu(*((__le16
*)(smib
->value
)));
286 lbs_deb_cmd("SNMP_RESP: rtsthsd =%u\n",
287 priv
->adapter
->rtsthsd
);
289 case SHORT_RETRYLIM_I
:
290 priv
->adapter
->txretrycount
=
291 le16_to_cpu(*((__le16
*)(smib
->value
)));
292 lbs_deb_cmd("SNMP_RESP: txretrycount =%u\n",
293 priv
->adapter
->rtsthsd
);
300 lbs_deb_enter(LBS_DEB_CMD
);
304 static int wlan_ret_802_11_key_material(wlan_private
* priv
,
305 struct cmd_ds_command
*resp
)
307 struct cmd_ds_802_11_key_material
*pkeymaterial
=
308 &resp
->params
.keymaterial
;
309 wlan_adapter
*adapter
= priv
->adapter
;
310 u16 action
= le16_to_cpu(pkeymaterial
->action
);
312 lbs_deb_enter(LBS_DEB_CMD
);
314 /* Copy the returned key to driver private data */
315 if (action
== CMD_ACT_GET
) {
316 u8
* buf_ptr
= (u8
*) &pkeymaterial
->keyParamSet
;
317 u8
* resp_end
= (u8
*) (resp
+ le16_to_cpu(resp
->size
));
319 while (buf_ptr
< resp_end
) {
320 struct MrvlIEtype_keyParamSet
* pkeyparamset
=
321 (struct MrvlIEtype_keyParamSet
*) buf_ptr
;
322 struct enc_key
* pkey
;
323 u16 param_set_len
= le16_to_cpu(pkeyparamset
->length
);
324 u16 key_len
= le16_to_cpu(pkeyparamset
->keylen
);
325 u16 key_flags
= le16_to_cpu(pkeyparamset
->keyinfo
);
326 u16 key_type
= le16_to_cpu(pkeyparamset
->keytypeid
);
329 end
= (u8
*) pkeyparamset
+ sizeof (pkeyparamset
->type
)
330 + sizeof (pkeyparamset
->length
)
332 /* Make sure we don't access past the end of the IEs */
336 if (key_flags
& KEY_INFO_WPA_UNICAST
)
337 pkey
= &adapter
->wpa_unicast_key
;
338 else if (key_flags
& KEY_INFO_WPA_MCAST
)
339 pkey
= &adapter
->wpa_mcast_key
;
343 /* Copy returned key into driver */
344 memset(pkey
, 0, sizeof(struct enc_key
));
345 if (key_len
> sizeof(pkey
->key
))
347 pkey
->type
= key_type
;
348 pkey
->flags
= key_flags
;
350 memcpy(pkey
->key
, pkeyparamset
->key
, pkey
->len
);
356 lbs_deb_enter(LBS_DEB_CMD
);
360 static int wlan_ret_802_11_mac_address(wlan_private
* priv
,
361 struct cmd_ds_command
*resp
)
363 struct cmd_ds_802_11_mac_address
*macadd
= &resp
->params
.macadd
;
364 wlan_adapter
*adapter
= priv
->adapter
;
366 lbs_deb_enter(LBS_DEB_CMD
);
368 memcpy(adapter
->current_addr
, macadd
->macadd
, ETH_ALEN
);
370 lbs_deb_enter(LBS_DEB_CMD
);
374 static int wlan_ret_802_11_rf_tx_power(wlan_private
* priv
,
375 struct cmd_ds_command
*resp
)
377 struct cmd_ds_802_11_rf_tx_power
*rtp
= &resp
->params
.txp
;
378 wlan_adapter
*adapter
= priv
->adapter
;
380 lbs_deb_enter(LBS_DEB_CMD
);
382 adapter
->txpowerlevel
= le16_to_cpu(rtp
->currentlevel
);
384 lbs_deb_cmd("Current TxPower Level = %d\n", adapter
->txpowerlevel
);
386 lbs_deb_enter(LBS_DEB_CMD
);
390 static int wlan_ret_802_11_rf_antenna(wlan_private
* priv
,
391 struct cmd_ds_command
*resp
)
393 struct cmd_ds_802_11_rf_antenna
*pAntenna
= &resp
->params
.rant
;
394 wlan_adapter
*adapter
= priv
->adapter
;
395 u16 action
= le16_to_cpu(pAntenna
->action
);
397 if (action
== CMD_ACT_GET_RX
)
398 adapter
->rxantennamode
= le16_to_cpu(pAntenna
->antennamode
);
400 if (action
== CMD_ACT_GET_TX
)
401 adapter
->txantennamode
= le16_to_cpu(pAntenna
->antennamode
);
403 lbs_deb_cmd("RF_ANT_RESP: action = 0x%x, mode = 0x%04x\n",
404 action
, le16_to_cpu(pAntenna
->antennamode
));
409 static int wlan_ret_802_11_rate_adapt_rateset(wlan_private
* priv
,
410 struct cmd_ds_command
*resp
)
412 struct cmd_ds_802_11_rate_adapt_rateset
*rates
= &resp
->params
.rateset
;
413 wlan_adapter
*adapter
= priv
->adapter
;
415 lbs_deb_enter(LBS_DEB_CMD
);
417 if (rates
->action
== CMD_ACT_GET
) {
418 adapter
->enablehwauto
= le16_to_cpu(rates
->enablehwauto
);
419 adapter
->ratebitmap
= le16_to_cpu(rates
->bitmap
);
422 lbs_deb_enter(LBS_DEB_CMD
);
426 static int wlan_ret_802_11_data_rate(wlan_private
* priv
,
427 struct cmd_ds_command
*resp
)
429 struct cmd_ds_802_11_data_rate
*pdatarate
= &resp
->params
.drate
;
430 wlan_adapter
*adapter
= priv
->adapter
;
432 lbs_deb_enter(LBS_DEB_CMD
);
434 lbs_dbg_hex("DATA_RATE_RESP: data_rate- ", (u8
*) pdatarate
,
435 sizeof(struct cmd_ds_802_11_data_rate
));
437 /* FIXME: get actual rates FW can do if this command actually returns
438 * all data rates supported.
440 adapter
->cur_rate
= libertas_fw_index_to_data_rate(pdatarate
->rates
[0]);
442 lbs_deb_leave(LBS_DEB_CMD
);
446 static int wlan_ret_802_11_rf_channel(wlan_private
* priv
,
447 struct cmd_ds_command
*resp
)
449 struct cmd_ds_802_11_rf_channel
*rfchannel
= &resp
->params
.rfchannel
;
450 wlan_adapter
*adapter
= priv
->adapter
;
451 u16 action
= le16_to_cpu(rfchannel
->action
);
452 u16 newchannel
= le16_to_cpu(rfchannel
->currentchannel
);
454 lbs_deb_enter(LBS_DEB_CMD
);
456 if (action
== CMD_OPT_802_11_RF_CHANNEL_GET
457 && adapter
->curbssparams
.channel
!= newchannel
) {
458 lbs_deb_cmd("channel Switch: %d to %d\n",
459 adapter
->curbssparams
.channel
, newchannel
);
461 /* Update the channel again */
462 adapter
->curbssparams
.channel
= newchannel
;
465 lbs_deb_enter(LBS_DEB_CMD
);
469 static int wlan_ret_802_11_rssi(wlan_private
* priv
,
470 struct cmd_ds_command
*resp
)
472 struct cmd_ds_802_11_rssi_rsp
*rssirsp
= &resp
->params
.rssirsp
;
473 wlan_adapter
*adapter
= priv
->adapter
;
475 /* store the non average value */
476 adapter
->SNR
[TYPE_BEACON
][TYPE_NOAVG
] = le16_to_cpu(rssirsp
->SNR
);
477 adapter
->NF
[TYPE_BEACON
][TYPE_NOAVG
] = le16_to_cpu(rssirsp
->noisefloor
);
479 adapter
->SNR
[TYPE_BEACON
][TYPE_AVG
] = le16_to_cpu(rssirsp
->avgSNR
);
480 adapter
->NF
[TYPE_BEACON
][TYPE_AVG
] = le16_to_cpu(rssirsp
->avgnoisefloor
);
482 adapter
->RSSI
[TYPE_BEACON
][TYPE_NOAVG
] =
483 CAL_RSSI(adapter
->SNR
[TYPE_BEACON
][TYPE_NOAVG
],
484 adapter
->NF
[TYPE_BEACON
][TYPE_NOAVG
]);
486 adapter
->RSSI
[TYPE_BEACON
][TYPE_AVG
] =
487 CAL_RSSI(adapter
->SNR
[TYPE_BEACON
][TYPE_AVG
] / AVG_SCALE
,
488 adapter
->NF
[TYPE_BEACON
][TYPE_AVG
] / AVG_SCALE
);
490 lbs_deb_cmd("Beacon RSSI value = 0x%x\n",
491 adapter
->RSSI
[TYPE_BEACON
][TYPE_AVG
]);
496 static int wlan_ret_802_11_eeprom_access(wlan_private
* priv
,
497 struct cmd_ds_command
*resp
)
499 wlan_adapter
*adapter
= priv
->adapter
;
500 struct wlan_ioctl_regrdwr
*pbuf
;
501 pbuf
= (struct wlan_ioctl_regrdwr
*) adapter
->prdeeprom
;
503 lbs_deb_cmd("eeprom read len=%x\n",
504 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
505 if (pbuf
->NOB
< le16_to_cpu(resp
->params
.rdeeprom
.bytecount
)) {
507 lbs_deb_cmd("eeprom read return length is too big\n");
510 pbuf
->NOB
= le16_to_cpu(resp
->params
.rdeeprom
.bytecount
);
513 memcpy(&pbuf
->value
, (u8
*) & resp
->params
.rdeeprom
.value
,
514 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
515 lbs_dbg_hex("adapter", (char *)&pbuf
->value
,
516 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
521 static int wlan_ret_get_log(wlan_private
* priv
,
522 struct cmd_ds_command
*resp
)
524 struct cmd_ds_802_11_get_log
*logmessage
= &resp
->params
.glog
;
525 wlan_adapter
*adapter
= priv
->adapter
;
527 lbs_deb_enter(LBS_DEB_CMD
);
529 /* Stored little-endian */
530 memcpy(&adapter
->logmsg
, logmessage
, sizeof(struct cmd_ds_802_11_get_log
));
532 lbs_deb_enter(LBS_DEB_CMD
);
536 static int libertas_ret_802_11_enable_rsn(wlan_private
* priv
,
537 struct cmd_ds_command
*resp
)
539 struct cmd_ds_802_11_enable_rsn
*enable_rsn
= &resp
->params
.enbrsn
;
540 wlan_adapter
*adapter
= priv
->adapter
;
541 u32
* pdata_buf
= adapter
->cur_cmd
->pdata_buf
;
543 lbs_deb_enter(LBS_DEB_CMD
);
545 if (enable_rsn
->action
== cpu_to_le16(CMD_ACT_GET
)) {
547 *pdata_buf
= (u32
) le16_to_cpu(enable_rsn
->enable
);
550 lbs_deb_enter(LBS_DEB_CMD
);
554 static inline int handle_cmd_response(u16 respcmd
,
555 struct cmd_ds_command
*resp
,
560 wlan_adapter
*adapter
= priv
->adapter
;
563 case CMD_RET_MAC_REG_ACCESS
:
564 case CMD_RET_BBP_REG_ACCESS
:
565 case CMD_RET_RF_REG_ACCESS
:
566 ret
= wlan_ret_reg_access(priv
, respcmd
, resp
);
569 case CMD_RET_HW_SPEC_INFO
:
570 ret
= wlan_ret_get_hw_spec(priv
, resp
);
573 case CMD_RET_802_11_SCAN
:
574 ret
= libertas_ret_80211_scan(priv
, resp
);
577 case CMD_RET_802_11_GET_LOG
:
578 ret
= wlan_ret_get_log(priv
, resp
);
581 case CMD_RET_802_11_ASSOCIATE
:
582 case CMD_RET_802_11_REASSOCIATE
:
583 ret
= libertas_ret_80211_associate(priv
, resp
);
586 case CMD_RET_802_11_DISASSOCIATE
:
587 case CMD_RET_802_11_DEAUTHENTICATE
:
588 ret
= libertas_ret_80211_disassociate(priv
, resp
);
591 case CMD_RET_802_11_AD_HOC_START
:
592 case CMD_RET_802_11_AD_HOC_JOIN
:
593 ret
= libertas_ret_80211_ad_hoc_start(priv
, resp
);
596 case CMD_RET_802_11_STAT
:
597 ret
= wlan_ret_802_11_stat(priv
, resp
);
600 case CMD_RET_802_11_SNMP_MIB
:
601 ret
= wlan_ret_802_11_snmp_mib(priv
, resp
);
604 case CMD_RET_802_11_RF_TX_POWER
:
605 ret
= wlan_ret_802_11_rf_tx_power(priv
, resp
);
608 case CMD_RET_802_11_SET_AFC
:
609 case CMD_RET_802_11_GET_AFC
:
610 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
611 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.afc
,
612 sizeof(struct cmd_ds_802_11_afc
));
613 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
616 case CMD_RET_802_11_RF_ANTENNA
:
617 ret
= wlan_ret_802_11_rf_antenna(priv
, resp
);
620 case CMD_RET_MAC_MULTICAST_ADR
:
621 case CMD_RET_MAC_CONTROL
:
622 case CMD_RET_802_11_SET_WEP
:
623 case CMD_RET_802_11_RESET
:
624 case CMD_RET_802_11_AUTHENTICATE
:
625 case CMD_RET_802_11_RADIO_CONTROL
:
626 case CMD_RET_802_11_BEACON_STOP
:
629 case CMD_RET_802_11_ENABLE_RSN
:
630 ret
= libertas_ret_802_11_enable_rsn(priv
, resp
);
633 case CMD_RET_802_11_DATA_RATE
:
634 ret
= wlan_ret_802_11_data_rate(priv
, resp
);
636 case CMD_RET_802_11_RATE_ADAPT_RATESET
:
637 ret
= wlan_ret_802_11_rate_adapt_rateset(priv
, resp
);
639 case CMD_RET_802_11_RF_CHANNEL
:
640 ret
= wlan_ret_802_11_rf_channel(priv
, resp
);
643 case CMD_RET_802_11_RSSI
:
644 ret
= wlan_ret_802_11_rssi(priv
, resp
);
647 case CMD_RET_802_11_MAC_ADDRESS
:
648 ret
= wlan_ret_802_11_mac_address(priv
, resp
);
651 case CMD_RET_802_11_AD_HOC_STOP
:
652 ret
= libertas_ret_80211_ad_hoc_stop(priv
, resp
);
655 case CMD_RET_802_11_KEY_MATERIAL
:
656 lbs_deb_cmd("CMD_RESP: KEY_MATERIAL command response\n");
657 ret
= wlan_ret_802_11_key_material(priv
, resp
);
660 case CMD_RET_802_11_EEPROM_ACCESS
:
661 ret
= wlan_ret_802_11_eeprom_access(priv
, resp
);
664 case CMD_RET_802_11D_DOMAIN_INFO
:
665 ret
= libertas_ret_802_11d_domain_info(priv
, resp
);
668 case CMD_RET_802_11_SLEEP_PARAMS
:
669 ret
= wlan_ret_802_11_sleep_params(priv
, resp
);
671 case CMD_RET_802_11_INACTIVITY_TIMEOUT
:
672 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
673 *((u16
*) adapter
->cur_cmd
->pdata_buf
) =
674 le16_to_cpu(resp
->params
.inactivity_timeout
.timeout
);
675 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
678 case CMD_RET_802_11_TPC_CFG
:
679 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
680 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.tpccfg
,
681 sizeof(struct cmd_ds_802_11_tpc_cfg
));
682 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
684 case CMD_RET_802_11_LED_GPIO_CTRL
:
685 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
686 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.ledgpio
,
687 sizeof(struct cmd_ds_802_11_led_ctrl
));
688 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
690 case CMD_RET_802_11_PWR_CFG
:
691 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
692 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.pwrcfg
,
693 sizeof(struct cmd_ds_802_11_pwr_cfg
));
694 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
698 case CMD_RET_GET_TSF
:
699 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
700 memcpy(priv
->adapter
->cur_cmd
->pdata_buf
,
701 &resp
->params
.gettsf
.tsfvalue
, sizeof(u64
));
702 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
704 case CMD_RET_BT_ACCESS
:
705 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
706 if (adapter
->cur_cmd
->pdata_buf
)
707 memcpy(adapter
->cur_cmd
->pdata_buf
,
708 &resp
->params
.bt
.addr1
, 2 * ETH_ALEN
);
709 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
711 case CMD_RET_FWT_ACCESS
:
712 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
713 if (adapter
->cur_cmd
->pdata_buf
)
714 memcpy(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.fwt
,
715 sizeof(resp
->params
.fwt
));
716 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
718 case CMD_RET_MESH_ACCESS
:
719 if (adapter
->cur_cmd
->pdata_buf
)
720 memcpy(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.mesh
,
721 sizeof(resp
->params
.mesh
));
723 case CMD_RTE_802_11_TX_RATE_QUERY
:
724 priv
->adapter
->txrate
= resp
->params
.txrate
.txrate
;
727 lbs_deb_cmd("CMD_RESP: Unknown command response %#x\n",
734 int libertas_process_rx_command(wlan_private
* priv
)
737 struct cmd_ds_command
*resp
;
738 wlan_adapter
*adapter
= priv
->adapter
;
743 lbs_deb_enter(LBS_DEB_CMD
);
745 lbs_deb_cmd("CMD_RESP: @ %lu\n", jiffies
);
747 /* Now we got response from FW, cancel the command timer */
748 del_timer(&adapter
->command_timer
);
750 mutex_lock(&adapter
->lock
);
751 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
753 if (!adapter
->cur_cmd
) {
754 lbs_deb_cmd("CMD_RESP: NULL cur_cmd=%p\n", adapter
->cur_cmd
);
756 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
759 resp
= (struct cmd_ds_command
*)(adapter
->cur_cmd
->bufvirtualaddr
);
761 lbs_dbg_hex("CMD_RESP:", adapter
->cur_cmd
->bufvirtualaddr
,
764 respcmd
= le16_to_cpu(resp
->command
);
766 result
= le16_to_cpu(resp
->result
);
768 lbs_deb_cmd("CMD_RESP: %x result: %d length: %d\n", respcmd
,
769 result
, priv
->upld_len
);
771 if (!(respcmd
& 0x8000)) {
772 lbs_deb_cmd("Invalid response to command!");
773 adapter
->cur_cmd_retcode
= -1;
774 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
775 adapter
->nr_cmd_pending
--;
776 adapter
->cur_cmd
= NULL
;
777 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
782 /* Store the response code to cur_cmd_retcode. */
783 adapter
->cur_cmd_retcode
= result
;;
785 if (respcmd
== CMD_RET_802_11_PS_MODE
) {
786 struct cmd_ds_802_11_ps_mode
*psmode
= &resp
->params
.psmode
;
787 u16 action
= le16_to_cpu(psmode
->action
);
790 "CMD_RESP: PS_MODE cmd reply result=%#x action=0x%X\n",
794 lbs_deb_cmd("CMD_RESP: PS command failed- %#x \n",
797 * We should not re-try enter-ps command in
798 * ad-hoc mode. It takes place in
799 * libertas_execute_next_command().
801 if (adapter
->mode
== IW_MODE_ADHOC
&&
802 action
== CMD_SUBCMD_ENTER_PS
)
803 adapter
->psmode
= WLAN802_11POWERMODECAM
;
804 } else if (action
== CMD_SUBCMD_ENTER_PS
) {
805 adapter
->needtowakeup
= 0;
806 adapter
->psstate
= PS_STATE_AWAKE
;
808 lbs_deb_cmd("CMD_RESP: Enter_PS command response\n");
809 if (adapter
->connect_status
!= LIBERTAS_CONNECTED
) {
811 * When Deauth Event received before Enter_PS command
812 * response, We need to wake up the firmware.
815 "Disconnected, Going to invoke libertas_ps_wakeup\n");
817 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
818 mutex_unlock(&adapter
->lock
);
819 libertas_ps_wakeup(priv
, 0);
820 mutex_lock(&adapter
->lock
);
821 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
823 } else if (action
== CMD_SUBCMD_EXIT_PS
) {
824 adapter
->needtowakeup
= 0;
825 adapter
->psstate
= PS_STATE_FULL_POWER
;
826 lbs_deb_cmd("CMD_RESP: Exit_PS command response\n");
828 lbs_deb_cmd("CMD_RESP: PS- action=0x%X\n", action
);
831 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
832 adapter
->nr_cmd_pending
--;
833 adapter
->cur_cmd
= NULL
;
834 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
840 if (adapter
->cur_cmd
->cmdflags
& CMD_F_HOSTCMD
) {
841 /* Copy the response back to response buffer */
842 memcpy(adapter
->cur_cmd
->pdata_buf
, resp
, resp
->size
);
844 adapter
->cur_cmd
->cmdflags
&= ~CMD_F_HOSTCMD
;
847 /* If the command is not successful, cleanup and return failure */
848 if ((result
!= 0 || !(respcmd
& 0x8000))) {
849 lbs_deb_cmd("CMD_RESP: command reply %#x result=%#x\n",
852 * Handling errors here
855 case CMD_RET_HW_SPEC_INFO
:
856 case CMD_RET_802_11_RESET
:
857 lbs_deb_cmd("CMD_RESP: Reset command failed\n");
862 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
863 adapter
->nr_cmd_pending
--;
864 adapter
->cur_cmd
= NULL
;
865 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
871 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
873 ret
= handle_cmd_response(respcmd
, resp
, priv
);
875 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
876 if (adapter
->cur_cmd
) {
877 /* Clean up and Put current command back to cmdfreeq */
878 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
879 adapter
->nr_cmd_pending
--;
880 WARN_ON(adapter
->nr_cmd_pending
> 128);
881 adapter
->cur_cmd
= NULL
;
883 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
886 mutex_unlock(&adapter
->lock
);
887 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);
891 int libertas_process_event(wlan_private
* priv
)
894 wlan_adapter
*adapter
= priv
->adapter
;
897 spin_lock_irq(&adapter
->driver_lock
);
898 eventcause
= adapter
->eventcause
;
899 spin_unlock_irq(&adapter
->driver_lock
);
901 lbs_deb_enter(LBS_DEB_CMD
);
903 lbs_deb_cmd("EVENT Cause %x\n", eventcause
);
905 switch (eventcause
>> SBI_EVENT_CAUSE_SHIFT
) {
906 case MACREG_INT_CODE_LINK_SENSED
:
907 lbs_deb_cmd("EVENT: MACREG_INT_CODE_LINK_SENSED\n");
910 case MACREG_INT_CODE_DEAUTHENTICATED
:
911 lbs_deb_cmd("EVENT: Deauthenticated\n");
912 libertas_mac_event_disconnected(priv
);
915 case MACREG_INT_CODE_DISASSOCIATED
:
916 lbs_deb_cmd("EVENT: Disassociated\n");
917 libertas_mac_event_disconnected(priv
);
920 case MACREG_INT_CODE_LINK_LOSE_NO_SCAN
:
921 lbs_deb_cmd("EVENT: Link lost\n");
922 libertas_mac_event_disconnected(priv
);
925 case MACREG_INT_CODE_PS_SLEEP
:
926 lbs_deb_cmd("EVENT: SLEEP\n");
929 /* handle unexpected PS SLEEP event */
930 if (adapter
->psstate
== PS_STATE_FULL_POWER
) {
932 "EVENT: In FULL POWER mode - ignore PS SLEEP\n");
935 adapter
->psstate
= PS_STATE_PRE_SLEEP
;
937 libertas_ps_confirm_sleep(priv
, (u16
) adapter
->psmode
);
941 case MACREG_INT_CODE_PS_AWAKE
:
942 lbs_deb_cmd("EVENT: AWAKE \n");
945 /* handle unexpected PS AWAKE event */
946 if (adapter
->psstate
== PS_STATE_FULL_POWER
) {
948 "EVENT: In FULL POWER mode - ignore PS AWAKE\n");
952 adapter
->psstate
= PS_STATE_AWAKE
;
954 if (adapter
->needtowakeup
) {
956 * wait for the command processing to finish
957 * before resuming sending
958 * adapter->needtowakeup will be set to FALSE
959 * in libertas_ps_wakeup()
961 lbs_deb_cmd("Waking up...\n");
962 libertas_ps_wakeup(priv
, 0);
966 case MACREG_INT_CODE_MIC_ERR_UNICAST
:
967 lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
968 handle_mic_failureevent(priv
, MACREG_INT_CODE_MIC_ERR_UNICAST
);
971 case MACREG_INT_CODE_MIC_ERR_MULTICAST
:
972 lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n");
973 handle_mic_failureevent(priv
, MACREG_INT_CODE_MIC_ERR_MULTICAST
);
975 case MACREG_INT_CODE_MIB_CHANGED
:
976 case MACREG_INT_CODE_INIT_DONE
:
979 case MACREG_INT_CODE_ADHOC_BCN_LOST
:
980 lbs_deb_cmd("EVENT: HWAC - ADHOC BCN LOST\n");
983 case MACREG_INT_CODE_RSSI_LOW
:
984 lbs_pr_alert( "EVENT: RSSI_LOW\n");
986 case MACREG_INT_CODE_SNR_LOW
:
987 lbs_pr_alert( "EVENT: SNR_LOW\n");
989 case MACREG_INT_CODE_MAX_FAIL
:
990 lbs_pr_alert( "EVENT: MAX_FAIL\n");
992 case MACREG_INT_CODE_RSSI_HIGH
:
993 lbs_pr_alert( "EVENT: RSSI_HIGH\n");
995 case MACREG_INT_CODE_SNR_HIGH
:
996 lbs_pr_alert( "EVENT: SNR_HIGH\n");
999 case MACREG_INT_CODE_MESH_AUTO_STARTED
:
1000 lbs_pr_alert( "EVENT: MESH_AUTO_STARTED\n");
1001 adapter
->connect_status
= LIBERTAS_CONNECTED
;
1002 if (priv
->mesh_open
== 1) {
1003 netif_wake_queue(priv
->mesh_dev
) ;
1004 netif_carrier_on(priv
->mesh_dev
) ;
1006 adapter
->mode
= IW_MODE_ADHOC
;
1007 schedule_work(&priv
->sync_channel
);
1011 lbs_pr_alert( "EVENT: unknown event id: %#x\n",
1012 eventcause
>> SBI_EVENT_CAUSE_SHIFT
);
1016 spin_lock_irq(&adapter
->driver_lock
);
1017 adapter
->eventcause
= 0;
1018 spin_unlock_irq(&adapter
->driver_lock
);
1020 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);