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- %2x:%2x:%2x:%2x:%2x:%2x\n",
180 hwspec
->permanentaddr
[0], hwspec
->permanentaddr
[1],
181 hwspec
->permanentaddr
[2], hwspec
->permanentaddr
[3],
182 hwspec
->permanentaddr
[4], hwspec
->permanentaddr
[5]);
183 lbs_deb_cmd("GET_HW_SPEC: hwifversion=0x%X version=0x%X\n",
184 hwspec
->hwifversion
, hwspec
->version
);
186 adapter
->regioncode
= le16_to_cpu(hwspec
->regioncode
);
188 for (i
= 0; i
< MRVDRV_MAX_REGION_CODE
; i
++) {
189 /* use the region code to search for the index */
190 if (adapter
->regioncode
== libertas_region_code_to_index
[i
]) {
191 adapter
->regiontableindex
= (u16
) i
;
196 /* if it's unidentified region code, use the default (USA) */
197 if (i
>= MRVDRV_MAX_REGION_CODE
) {
198 adapter
->regioncode
= 0x10;
199 adapter
->regiontableindex
= 0;
200 lbs_pr_info("unidentified region code; using the default (USA)\n");
203 if (adapter
->current_addr
[0] == 0xff)
204 memmove(adapter
->current_addr
, hwspec
->permanentaddr
, ETH_ALEN
);
206 memcpy(priv
->dev
->dev_addr
, adapter
->current_addr
, ETH_ALEN
);
208 memcpy(priv
->mesh_dev
->dev_addr
, adapter
->current_addr
, ETH_ALEN
);
210 if (libertas_set_regiontable(priv
, adapter
->regioncode
, 0)) {
215 if (libertas_set_universaltable(priv
, 0)) {
221 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);
225 static int wlan_ret_802_11_sleep_params(wlan_private
* priv
,
226 struct cmd_ds_command
*resp
)
228 struct cmd_ds_802_11_sleep_params
*sp
= &resp
->params
.sleep_params
;
229 wlan_adapter
*adapter
= priv
->adapter
;
231 lbs_deb_enter(LBS_DEB_CMD
);
233 lbs_deb_cmd("error=%x offset=%x stabletime=%x calcontrol=%x\n"
234 " extsleepclk=%x\n", le16_to_cpu(sp
->error
),
235 le16_to_cpu(sp
->offset
), le16_to_cpu(sp
->stabletime
),
236 sp
->calcontrol
, sp
->externalsleepclk
);
238 adapter
->sp
.sp_error
= le16_to_cpu(sp
->error
);
239 adapter
->sp
.sp_offset
= le16_to_cpu(sp
->offset
);
240 adapter
->sp
.sp_stabletime
= le16_to_cpu(sp
->stabletime
);
241 adapter
->sp
.sp_calcontrol
= sp
->calcontrol
;
242 adapter
->sp
.sp_extsleepclk
= sp
->externalsleepclk
;
243 adapter
->sp
.sp_reserved
= le16_to_cpu(sp
->reserved
);
245 lbs_deb_enter(LBS_DEB_CMD
);
249 static int wlan_ret_802_11_stat(wlan_private
* priv
,
250 struct cmd_ds_command
*resp
)
252 /* currently adapter->wlan802_11Stat is unused
254 struct cmd_ds_802_11_get_stat *p11Stat = &resp->params.gstat;
255 wlan_adapter *adapter = priv->adapter;
257 // TODO Convert it to Big endian befor copy
258 memcpy(&adapter->wlan802_11Stat,
259 p11Stat, sizeof(struct cmd_ds_802_11_get_stat));
264 static int wlan_ret_802_11_snmp_mib(wlan_private
* priv
,
265 struct cmd_ds_command
*resp
)
267 struct cmd_ds_802_11_snmp_mib
*smib
= &resp
->params
.smib
;
268 u16 oid
= le16_to_cpu(smib
->oid
);
269 u16 querytype
= le16_to_cpu(smib
->querytype
);
271 lbs_deb_enter(LBS_DEB_CMD
);
273 lbs_deb_cmd("SNMP_RESP: value of the oid = %x, querytype=%x\n", oid
,
275 lbs_deb_cmd("SNMP_RESP: Buf size = %x\n", le16_to_cpu(smib
->bufsize
));
277 if (querytype
== cmd_act_get
) {
280 priv
->adapter
->fragthsd
=
281 le16_to_cpu(*((__le16
*)(smib
->value
)));
282 lbs_deb_cmd("SNMP_RESP: fragthsd =%u\n",
283 priv
->adapter
->fragthsd
);
286 priv
->adapter
->rtsthsd
=
287 le16_to_cpu(*((__le16
*)(smib
->value
)));
288 lbs_deb_cmd("SNMP_RESP: rtsthsd =%u\n",
289 priv
->adapter
->rtsthsd
);
291 case short_retrylim_i
:
292 priv
->adapter
->txretrycount
=
293 le16_to_cpu(*((__le16
*)(smib
->value
)));
294 lbs_deb_cmd("SNMP_RESP: txretrycount =%u\n",
295 priv
->adapter
->rtsthsd
);
302 lbs_deb_enter(LBS_DEB_CMD
);
306 static int wlan_ret_802_11_key_material(wlan_private
* priv
,
307 struct cmd_ds_command
*resp
)
309 struct cmd_ds_802_11_key_material
*pkeymaterial
=
310 &resp
->params
.keymaterial
;
311 wlan_adapter
*adapter
= priv
->adapter
;
312 u16 action
= le16_to_cpu(pkeymaterial
->action
);
314 lbs_deb_enter(LBS_DEB_CMD
);
316 /* Copy the returned key to driver private data */
317 if (action
== cmd_act_get
) {
318 u8
* buf_ptr
= (u8
*) &pkeymaterial
->keyParamSet
;
319 u8
* resp_end
= (u8
*) (resp
+ le16_to_cpu(resp
->size
));
321 while (buf_ptr
< resp_end
) {
322 struct MrvlIEtype_keyParamSet
* pkeyparamset
=
323 (struct MrvlIEtype_keyParamSet
*) buf_ptr
;
324 struct WLAN_802_11_KEY
* pkey
;
325 u16 key_info
= le16_to_cpu(pkeyparamset
->keyinfo
);
326 u16 param_set_len
= le16_to_cpu(pkeyparamset
->length
);
328 u16 key_len
= le16_to_cpu(pkeyparamset
->keylen
);
330 end
= (u8
*) pkeyparamset
+ sizeof (pkeyparamset
->type
)
331 + sizeof (pkeyparamset
->length
)
333 /* Make sure we don't access past the end of the IEs */
337 if (key_info
& KEY_INFO_WPA_UNICAST
)
338 pkey
= &adapter
->wpa_unicast_key
;
339 else if (key_info
& KEY_INFO_WPA_MCAST
)
340 pkey
= &adapter
->wpa_mcast_key
;
344 /* Copy returned key into driver */
345 memset(pkey
, 0, sizeof(struct WLAN_802_11_KEY
));
346 if (key_len
> sizeof(pkey
->key
))
348 pkey
->type
= le16_to_cpu(pkeyparamset
->keytypeid
);
349 pkey
->flags
= le16_to_cpu(pkeyparamset
->keyinfo
);
350 pkey
->len
= le16_to_cpu(pkeyparamset
->keylen
);
351 memcpy(pkey
->key
, pkeyparamset
->key
, pkey
->len
);
357 lbs_deb_enter(LBS_DEB_CMD
);
361 static int wlan_ret_802_11_mac_address(wlan_private
* priv
,
362 struct cmd_ds_command
*resp
)
364 struct cmd_ds_802_11_mac_address
*macadd
= &resp
->params
.macadd
;
365 wlan_adapter
*adapter
= priv
->adapter
;
367 lbs_deb_enter(LBS_DEB_CMD
);
369 memcpy(adapter
->current_addr
, macadd
->macadd
, ETH_ALEN
);
371 lbs_deb_enter(LBS_DEB_CMD
);
375 static int wlan_ret_802_11_rf_tx_power(wlan_private
* priv
,
376 struct cmd_ds_command
*resp
)
378 struct cmd_ds_802_11_rf_tx_power
*rtp
= &resp
->params
.txp
;
379 wlan_adapter
*adapter
= priv
->adapter
;
381 lbs_deb_enter(LBS_DEB_CMD
);
383 adapter
->txpowerlevel
= le16_to_cpu(rtp
->currentlevel
);
385 lbs_deb_cmd("Current TxPower Level = %d\n", adapter
->txpowerlevel
);
387 lbs_deb_enter(LBS_DEB_CMD
);
391 static int wlan_ret_802_11_rf_antenna(wlan_private
* priv
,
392 struct cmd_ds_command
*resp
)
394 struct cmd_ds_802_11_rf_antenna
*pAntenna
= &resp
->params
.rant
;
395 wlan_adapter
*adapter
= priv
->adapter
;
396 u16 action
= le16_to_cpu(pAntenna
->action
);
398 if (action
== cmd_act_get_rx
)
399 adapter
->rxantennamode
= le16_to_cpu(pAntenna
->antennamode
);
401 if (action
== cmd_act_get_tx
)
402 adapter
->txantennamode
= le16_to_cpu(pAntenna
->antennamode
);
404 lbs_deb_cmd("RF_ANT_RESP: action = 0x%x, mode = 0x%04x\n",
405 action
, le16_to_cpu(pAntenna
->antennamode
));
410 static int wlan_ret_802_11_rate_adapt_rateset(wlan_private
* priv
,
411 struct cmd_ds_command
*resp
)
413 struct cmd_ds_802_11_rate_adapt_rateset
*rates
= &resp
->params
.rateset
;
414 wlan_adapter
*adapter
= priv
->adapter
;
416 lbs_deb_enter(LBS_DEB_CMD
);
418 if (rates
->action
== cmd_act_get
) {
419 adapter
->enablehwauto
= le16_to_cpu(rates
->enablehwauto
);
420 adapter
->ratebitmap
= le16_to_cpu(rates
->bitmap
);
423 lbs_deb_enter(LBS_DEB_CMD
);
427 static int wlan_ret_802_11_data_rate(wlan_private
* priv
,
428 struct cmd_ds_command
*resp
)
430 struct cmd_ds_802_11_data_rate
*pdatarate
= &resp
->params
.drate
;
431 wlan_adapter
*adapter
= priv
->adapter
;
434 lbs_deb_enter(LBS_DEB_CMD
);
436 lbs_dbg_hex("DATA_RATE_RESP: data_rate- ",
437 (u8
*) pdatarate
, sizeof(struct cmd_ds_802_11_data_rate
));
439 dot11datarate
= pdatarate
->datarate
[0];
440 if (pdatarate
->action
== cpu_to_le16(cmd_act_get_tx_rate
)) {
441 memcpy(adapter
->libertas_supported_rates
, pdatarate
->datarate
,
442 sizeof(adapter
->libertas_supported_rates
));
444 adapter
->datarate
= libertas_index_to_data_rate(dot11datarate
);
446 lbs_deb_enter(LBS_DEB_CMD
);
450 static int wlan_ret_802_11_rf_channel(wlan_private
* priv
,
451 struct cmd_ds_command
*resp
)
453 struct cmd_ds_802_11_rf_channel
*rfchannel
= &resp
->params
.rfchannel
;
454 wlan_adapter
*adapter
= priv
->adapter
;
455 u16 action
= le16_to_cpu(rfchannel
->action
);
456 u16 newchannel
= le16_to_cpu(rfchannel
->currentchannel
);
458 lbs_deb_enter(LBS_DEB_CMD
);
460 if (action
== cmd_opt_802_11_rf_channel_get
461 && adapter
->curbssparams
.channel
!= newchannel
) {
462 lbs_deb_cmd("channel Switch: %d to %d\n",
463 adapter
->curbssparams
.channel
, newchannel
);
465 /* Update the channel again */
466 adapter
->curbssparams
.channel
= newchannel
;
469 lbs_deb_enter(LBS_DEB_CMD
);
473 static int wlan_ret_802_11_rssi(wlan_private
* priv
,
474 struct cmd_ds_command
*resp
)
476 struct cmd_ds_802_11_rssi_rsp
*rssirsp
= &resp
->params
.rssirsp
;
477 wlan_adapter
*adapter
= priv
->adapter
;
479 /* store the non average value */
480 adapter
->SNR
[TYPE_BEACON
][TYPE_NOAVG
] = le16_to_cpu(rssirsp
->SNR
);
481 adapter
->NF
[TYPE_BEACON
][TYPE_NOAVG
] = le16_to_cpu(rssirsp
->noisefloor
);
483 adapter
->SNR
[TYPE_BEACON
][TYPE_AVG
] = le16_to_cpu(rssirsp
->avgSNR
);
484 adapter
->NF
[TYPE_BEACON
][TYPE_AVG
] = le16_to_cpu(rssirsp
->avgnoisefloor
);
486 adapter
->RSSI
[TYPE_BEACON
][TYPE_NOAVG
] =
487 CAL_RSSI(adapter
->SNR
[TYPE_BEACON
][TYPE_NOAVG
],
488 adapter
->NF
[TYPE_BEACON
][TYPE_NOAVG
]);
490 adapter
->RSSI
[TYPE_BEACON
][TYPE_AVG
] =
491 CAL_RSSI(adapter
->SNR
[TYPE_BEACON
][TYPE_AVG
] / AVG_SCALE
,
492 adapter
->NF
[TYPE_BEACON
][TYPE_AVG
] / AVG_SCALE
);
494 lbs_deb_cmd("Beacon RSSI value = 0x%x\n",
495 adapter
->RSSI
[TYPE_BEACON
][TYPE_AVG
]);
500 static int wlan_ret_802_11_eeprom_access(wlan_private
* priv
,
501 struct cmd_ds_command
*resp
)
503 wlan_adapter
*adapter
= priv
->adapter
;
504 struct wlan_ioctl_regrdwr
*pbuf
;
505 pbuf
= (struct wlan_ioctl_regrdwr
*) adapter
->prdeeprom
;
507 lbs_deb_cmd("eeprom read len=%x\n",
508 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
509 if (pbuf
->NOB
< le16_to_cpu(resp
->params
.rdeeprom
.bytecount
)) {
511 lbs_deb_cmd("eeprom read return length is too big\n");
514 pbuf
->NOB
= le16_to_cpu(resp
->params
.rdeeprom
.bytecount
);
517 memcpy(&pbuf
->value
, (u8
*) & resp
->params
.rdeeprom
.value
,
518 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
519 lbs_dbg_hex("adapter", (char *)&pbuf
->value
,
520 le16_to_cpu(resp
->params
.rdeeprom
.bytecount
));
525 static int wlan_ret_get_log(wlan_private
* priv
,
526 struct cmd_ds_command
*resp
)
528 struct cmd_ds_802_11_get_log
*logmessage
= &resp
->params
.glog
;
529 wlan_adapter
*adapter
= priv
->adapter
;
531 lbs_deb_enter(LBS_DEB_CMD
);
533 /* Stored little-endian */
534 memcpy(&adapter
->logmsg
, logmessage
, sizeof(struct cmd_ds_802_11_get_log
));
536 lbs_deb_enter(LBS_DEB_CMD
);
540 static inline int handle_cmd_response(u16 respcmd
,
541 struct cmd_ds_command
*resp
,
546 wlan_adapter
*adapter
= priv
->adapter
;
549 case cmd_ret_mac_reg_access
:
550 case cmd_ret_bbp_reg_access
:
551 case cmd_ret_rf_reg_access
:
552 ret
= wlan_ret_reg_access(priv
, respcmd
, resp
);
555 case cmd_ret_hw_spec_info
:
556 ret
= wlan_ret_get_hw_spec(priv
, resp
);
559 case cmd_ret_802_11_scan
:
560 ret
= libertas_ret_80211_scan(priv
, resp
);
563 case cmd_ret_802_11_get_log
:
564 ret
= wlan_ret_get_log(priv
, resp
);
567 case cmd_ret_802_11_associate
:
568 case cmd_ret_802_11_reassociate
:
569 ret
= libertas_ret_80211_associate(priv
, resp
);
572 case cmd_ret_802_11_disassociate
:
573 case cmd_ret_802_11_deauthenticate
:
574 ret
= libertas_ret_80211_disassociate(priv
, resp
);
577 case cmd_ret_802_11_ad_hoc_start
:
578 case cmd_ret_802_11_ad_hoc_join
:
579 ret
= libertas_ret_80211_ad_hoc_start(priv
, resp
);
582 case cmd_ret_802_11_stat
:
583 ret
= wlan_ret_802_11_stat(priv
, resp
);
586 case cmd_ret_802_11_snmp_mib
:
587 ret
= wlan_ret_802_11_snmp_mib(priv
, resp
);
590 case cmd_ret_802_11_rf_tx_power
:
591 ret
= wlan_ret_802_11_rf_tx_power(priv
, resp
);
594 case cmd_ret_802_11_set_afc
:
595 case cmd_ret_802_11_get_afc
:
596 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
597 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.afc
,
598 sizeof(struct cmd_ds_802_11_afc
));
599 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
602 case cmd_ret_802_11_rf_antenna
:
603 ret
= wlan_ret_802_11_rf_antenna(priv
, resp
);
606 case cmd_ret_mac_multicast_adr
:
607 case cmd_ret_mac_control
:
608 case cmd_ret_802_11_set_wep
:
609 case cmd_ret_802_11_reset
:
610 case cmd_ret_802_11_authenticate
:
611 case cmd_ret_802_11_radio_control
:
612 case cmd_ret_802_11_beacon_stop
:
613 case cmd_ret_802_11_enable_rsn
:
616 case cmd_ret_802_11_data_rate
:
617 ret
= wlan_ret_802_11_data_rate(priv
, resp
);
619 case cmd_ret_802_11_rate_adapt_rateset
:
620 ret
= wlan_ret_802_11_rate_adapt_rateset(priv
, resp
);
622 case cmd_ret_802_11_rf_channel
:
623 ret
= wlan_ret_802_11_rf_channel(priv
, resp
);
626 case cmd_ret_802_11_rssi
:
627 ret
= wlan_ret_802_11_rssi(priv
, resp
);
630 case cmd_ret_802_11_mac_address
:
631 ret
= wlan_ret_802_11_mac_address(priv
, resp
);
634 case cmd_ret_802_11_ad_hoc_stop
:
635 ret
= libertas_ret_80211_ad_hoc_stop(priv
, resp
);
638 case cmd_ret_802_11_key_material
:
639 lbs_deb_cmd("CMD_RESP: KEY_MATERIAL command response\n");
640 ret
= wlan_ret_802_11_key_material(priv
, resp
);
643 case cmd_ret_802_11_eeprom_access
:
644 ret
= wlan_ret_802_11_eeprom_access(priv
, resp
);
647 case cmd_ret_802_11d_domain_info
:
648 ret
= libertas_ret_802_11d_domain_info(priv
, resp
);
651 case cmd_ret_802_11_sleep_params
:
652 ret
= wlan_ret_802_11_sleep_params(priv
, resp
);
654 case cmd_ret_802_11_inactivity_timeout
:
655 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
656 *((u16
*) adapter
->cur_cmd
->pdata_buf
) =
657 le16_to_cpu(resp
->params
.inactivity_timeout
.timeout
);
658 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
661 case cmd_ret_802_11_tpc_cfg
:
662 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
663 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.tpccfg
,
664 sizeof(struct cmd_ds_802_11_tpc_cfg
));
665 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
667 case cmd_ret_802_11_led_gpio_ctrl
:
668 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
669 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.ledgpio
,
670 sizeof(struct cmd_ds_802_11_led_ctrl
));
671 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
673 case cmd_ret_802_11_pwr_cfg
:
674 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
675 memmove(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.pwrcfg
,
676 sizeof(struct cmd_ds_802_11_pwr_cfg
));
677 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
681 case cmd_ret_get_tsf
:
682 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
683 memcpy(priv
->adapter
->cur_cmd
->pdata_buf
,
684 &resp
->params
.gettsf
.tsfvalue
, sizeof(u64
));
685 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
687 case cmd_ret_bt_access
:
688 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
689 if (adapter
->cur_cmd
->pdata_buf
)
690 memcpy(adapter
->cur_cmd
->pdata_buf
,
691 &resp
->params
.bt
.addr1
, 2 * ETH_ALEN
);
692 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
694 case cmd_ret_fwt_access
:
695 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
696 if (adapter
->cur_cmd
->pdata_buf
)
697 memcpy(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.fwt
,
698 sizeof(resp
->params
.fwt
));
699 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
701 case cmd_ret_mesh_access
:
702 if (adapter
->cur_cmd
->pdata_buf
)
703 memcpy(adapter
->cur_cmd
->pdata_buf
, &resp
->params
.mesh
,
704 sizeof(resp
->params
.mesh
));
706 case cmd_rte_802_11_tx_rate_query
:
707 priv
->adapter
->txrate
= resp
->params
.txrate
.txrate
;
710 lbs_deb_cmd("CMD_RESP: Unknown command response %#x\n",
717 int libertas_process_rx_command(wlan_private
* priv
)
720 struct cmd_ds_command
*resp
;
721 wlan_adapter
*adapter
= priv
->adapter
;
726 lbs_deb_enter(LBS_DEB_CMD
);
728 lbs_deb_cmd("CMD_RESP: @ %lu\n", jiffies
);
730 /* Now we got response from FW, cancel the command timer */
731 del_timer(&adapter
->command_timer
);
733 mutex_lock(&adapter
->lock
);
734 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
736 if (!adapter
->cur_cmd
) {
737 lbs_deb_cmd("CMD_RESP: NULL cur_cmd=%p\n", adapter
->cur_cmd
);
739 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
742 resp
= (struct cmd_ds_command
*)(adapter
->cur_cmd
->bufvirtualaddr
);
744 lbs_dbg_hex("CMD_RESP:", adapter
->cur_cmd
->bufvirtualaddr
,
747 respcmd
= le16_to_cpu(resp
->command
);
749 result
= le16_to_cpu(resp
->result
);
751 lbs_deb_cmd("CMD_RESP: %x result: %d length: %d\n", respcmd
,
752 result
, priv
->upld_len
);
754 if (!(respcmd
& 0x8000)) {
755 lbs_deb_cmd("Invalid response to command!");
756 adapter
->cur_cmd_retcode
= -1;
757 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
758 adapter
->nr_cmd_pending
--;
759 adapter
->cur_cmd
= NULL
;
760 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
765 /* Store the response code to cur_cmd_retcode. */
766 adapter
->cur_cmd_retcode
= result
;;
768 if (respcmd
== cmd_ret_802_11_ps_mode
) {
769 struct cmd_ds_802_11_ps_mode
*psmode
= &resp
->params
.psmode
;
770 u16 action
= le16_to_cpu(psmode
->action
);
773 "CMD_RESP: PS_MODE cmd reply result=%#x action=0x%X\n",
777 lbs_deb_cmd("CMD_RESP: PS command failed- %#x \n",
780 * We should not re-try enter-ps command in
781 * ad-hoc mode. It takes place in
782 * libertas_execute_next_command().
784 if (adapter
->mode
== IW_MODE_ADHOC
&&
785 action
== cmd_subcmd_enter_ps
)
786 adapter
->psmode
= wlan802_11powermodecam
;
787 } else if (action
== cmd_subcmd_enter_ps
) {
788 adapter
->needtowakeup
= 0;
789 adapter
->psstate
= PS_STATE_AWAKE
;
791 lbs_deb_cmd("CMD_RESP: Enter_PS command response\n");
792 if (adapter
->connect_status
!= libertas_connected
) {
794 * When Deauth Event received before Enter_PS command
795 * response, We need to wake up the firmware.
798 "Disconnected, Going to invoke libertas_ps_wakeup\n");
800 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
801 mutex_unlock(&adapter
->lock
);
802 libertas_ps_wakeup(priv
, 0);
803 mutex_lock(&adapter
->lock
);
804 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
806 } else if (action
== cmd_subcmd_exit_ps
) {
807 adapter
->needtowakeup
= 0;
808 adapter
->psstate
= PS_STATE_FULL_POWER
;
809 lbs_deb_cmd("CMD_RESP: Exit_PS command response\n");
811 lbs_deb_cmd("CMD_RESP: PS- action=0x%X\n", action
);
814 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
815 adapter
->nr_cmd_pending
--;
816 adapter
->cur_cmd
= NULL
;
817 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
823 if (adapter
->cur_cmd
->cmdflags
& CMD_F_HOSTCMD
) {
824 /* Copy the response back to response buffer */
825 memcpy(adapter
->cur_cmd
->pdata_buf
, resp
, resp
->size
);
827 adapter
->cur_cmd
->cmdflags
&= ~CMD_F_HOSTCMD
;
830 /* If the command is not successful, cleanup and return failure */
831 if ((result
!= 0 || !(respcmd
& 0x8000))) {
832 lbs_deb_cmd("CMD_RESP: command reply %#x result=%#x\n",
835 * Handling errors here
838 case cmd_ret_hw_spec_info
:
839 case cmd_ret_802_11_reset
:
840 lbs_deb_cmd("CMD_RESP: Reset command failed\n");
845 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
846 adapter
->nr_cmd_pending
--;
847 adapter
->cur_cmd
= NULL
;
848 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
854 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
856 ret
= handle_cmd_response(respcmd
, resp
, priv
);
858 spin_lock_irqsave(&adapter
->driver_lock
, flags
);
859 if (adapter
->cur_cmd
) {
860 /* Clean up and Put current command back to cmdfreeq */
861 __libertas_cleanup_and_insert_cmd(priv
, adapter
->cur_cmd
);
862 adapter
->nr_cmd_pending
--;
863 WARN_ON(adapter
->nr_cmd_pending
> 128);
864 adapter
->cur_cmd
= NULL
;
866 spin_unlock_irqrestore(&adapter
->driver_lock
, flags
);
869 mutex_unlock(&adapter
->lock
);
870 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);
874 int libertas_process_event(wlan_private
* priv
)
877 wlan_adapter
*adapter
= priv
->adapter
;
880 spin_lock_irq(&adapter
->driver_lock
);
881 eventcause
= adapter
->eventcause
;
882 spin_unlock_irq(&adapter
->driver_lock
);
884 lbs_deb_enter(LBS_DEB_CMD
);
886 lbs_deb_cmd("EVENT Cause %x\n", eventcause
);
888 switch (eventcause
>> SBI_EVENT_CAUSE_SHIFT
) {
889 case MACREG_INT_CODE_LINK_SENSED
:
890 lbs_deb_cmd("EVENT: MACREG_INT_CODE_LINK_SENSED\n");
893 case MACREG_INT_CODE_DEAUTHENTICATED
:
894 lbs_deb_cmd("EVENT: Deauthenticated\n");
895 libertas_mac_event_disconnected(priv
);
898 case MACREG_INT_CODE_DISASSOCIATED
:
899 lbs_deb_cmd("EVENT: Disassociated\n");
900 libertas_mac_event_disconnected(priv
);
903 case MACREG_INT_CODE_LINK_LOSE_NO_SCAN
:
904 lbs_deb_cmd("EVENT: Link lost\n");
905 libertas_mac_event_disconnected(priv
);
908 case MACREG_INT_CODE_PS_SLEEP
:
909 lbs_deb_cmd("EVENT: SLEEP\n");
912 /* handle unexpected PS SLEEP event */
913 if (adapter
->psstate
== PS_STATE_FULL_POWER
) {
915 "EVENT: In FULL POWER mode - ignore PS SLEEP\n");
918 adapter
->psstate
= PS_STATE_PRE_SLEEP
;
920 libertas_ps_confirm_sleep(priv
, (u16
) adapter
->psmode
);
924 case MACREG_INT_CODE_PS_AWAKE
:
925 lbs_deb_cmd("EVENT: AWAKE \n");
928 /* handle unexpected PS AWAKE event */
929 if (adapter
->psstate
== PS_STATE_FULL_POWER
) {
931 "EVENT: In FULL POWER mode - ignore PS AWAKE\n");
935 adapter
->psstate
= PS_STATE_AWAKE
;
937 if (adapter
->needtowakeup
) {
939 * wait for the command processing to finish
940 * before resuming sending
941 * adapter->needtowakeup will be set to FALSE
942 * in libertas_ps_wakeup()
944 lbs_deb_cmd("Waking up...\n");
945 libertas_ps_wakeup(priv
, 0);
949 case MACREG_INT_CODE_MIC_ERR_UNICAST
:
950 lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
951 handle_mic_failureevent(priv
, MACREG_INT_CODE_MIC_ERR_UNICAST
);
954 case MACREG_INT_CODE_MIC_ERR_MULTICAST
:
955 lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n");
956 handle_mic_failureevent(priv
, MACREG_INT_CODE_MIC_ERR_MULTICAST
);
958 case MACREG_INT_CODE_MIB_CHANGED
:
959 case MACREG_INT_CODE_INIT_DONE
:
962 case MACREG_INT_CODE_ADHOC_BCN_LOST
:
963 lbs_deb_cmd("EVENT: HWAC - ADHOC BCN LOST\n");
966 case MACREG_INT_CODE_RSSI_LOW
:
967 lbs_pr_alert( "EVENT: RSSI_LOW\n");
969 case MACREG_INT_CODE_SNR_LOW
:
970 lbs_pr_alert( "EVENT: SNR_LOW\n");
972 case MACREG_INT_CODE_MAX_FAIL
:
973 lbs_pr_alert( "EVENT: MAX_FAIL\n");
975 case MACREG_INT_CODE_RSSI_HIGH
:
976 lbs_pr_alert( "EVENT: RSSI_HIGH\n");
978 case MACREG_INT_CODE_SNR_HIGH
:
979 lbs_pr_alert( "EVENT: SNR_HIGH\n");
982 case MACREG_INT_CODE_MESH_AUTO_STARTED
:
983 lbs_pr_alert( "EVENT: MESH_AUTO_STARTED\n");
984 adapter
->connect_status
= libertas_connected
;
985 if (priv
->mesh_open
== 1) {
986 netif_wake_queue(priv
->mesh_dev
) ;
987 netif_carrier_on(priv
->mesh_dev
) ;
989 adapter
->mode
= IW_MODE_ADHOC
;
993 lbs_pr_alert( "EVENT: unknown event id: %#x\n",
994 eventcause
>> SBI_EVENT_CAUSE_SHIFT
);
998 spin_lock_irq(&adapter
->driver_lock
);
999 adapter
->eventcause
= 0;
1000 spin_unlock_irq(&adapter
->driver_lock
);
1002 lbs_deb_enter_args(LBS_DEB_CMD
, "ret %d", ret
);