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Pull bugzilla-9429 into release branch
[pv_ops_mirror.git] / drivers / net / wireless / libertas / cmd.c
blobbe5cfd8402c7bae331e2105b08f946484d2cd729
1 /**
2 * This file contains the handling of command.
3 * It prepares command and sends it to firmware when it is ready.
4 */
5
6 #include <net/iw_handler.h>
7 #include "host.h"
8 #include "hostcmd.h"
9 #include "decl.h"
10 #include "defs.h"
11 #include "dev.h"
12 #include "join.h"
13 #include "wext.h"
14
15 static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode);
16
17 static u16 commands_allowed_in_ps[] = {
18 CMD_802_11_RSSI,
19 };
20
21 /**
22 * @brief This function checks if the commans is allowed
23 * in PS mode not.
24 *
25 * @param command the command ID
26 * @return TRUE or FALSE
27 */
28 static u8 is_command_allowed_in_ps(__le16 command)
29 {
30 int i;
31
32 for (i = 0; i < ARRAY_SIZE(commands_allowed_in_ps); i++) {
33 if (command == cpu_to_le16(commands_allowed_in_ps[i]))
34 return 1;
35 }
36
37 return 0;
38 }
39
40 static int wlan_cmd_hw_spec(wlan_private * priv, struct cmd_ds_command *cmd)
41 {
42 struct cmd_ds_get_hw_spec *hwspec = &cmd->params.hwspec;
43
44 lbs_deb_enter(LBS_DEB_CMD);
45
46 cmd->command = cpu_to_le16(CMD_GET_HW_SPEC);
47 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_get_hw_spec) + S_DS_GEN);
48 memcpy(hwspec->permanentaddr, priv->adapter->current_addr, ETH_ALEN);
49
50 lbs_deb_leave(LBS_DEB_CMD);
51 return 0;
52 }
53
54 static int wlan_cmd_802_11_ps_mode(wlan_private * priv,
55 struct cmd_ds_command *cmd,
56 u16 cmd_action)
57 {
58 struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
59
60 lbs_deb_enter(LBS_DEB_CMD);
61
62 cmd->command = cpu_to_le16(CMD_802_11_PS_MODE);
63 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
64 S_DS_GEN);
65 psm->action = cpu_to_le16(cmd_action);
66 psm->multipledtim = 0;
67 switch (cmd_action) {
68 case CMD_SUBCMD_ENTER_PS:
69 lbs_deb_cmd("PS command:" "SubCode- Enter PS\n");
70
71 psm->locallisteninterval = 0;
72 psm->nullpktinterval = 0;
73 psm->multipledtim =
74 cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM);
75 break;
76
77 case CMD_SUBCMD_EXIT_PS:
78 lbs_deb_cmd("PS command:" "SubCode- Exit PS\n");
79 break;
80
81 case CMD_SUBCMD_SLEEP_CONFIRMED:
82 lbs_deb_cmd("PS command: SubCode- sleep confirm\n");
83 break;
84
85 default:
86 break;
87 }
88
89 lbs_deb_leave(LBS_DEB_CMD);
90 return 0;
91 }
92
93 static int wlan_cmd_802_11_inactivity_timeout(wlan_private * priv,
94 struct cmd_ds_command *cmd,
95 u16 cmd_action, void *pdata_buf)
96 {
97 u16 *timeout = pdata_buf;
98
99 lbs_deb_enter(LBS_DEB_CMD);
100
101 cmd->command = cpu_to_le16(CMD_802_11_INACTIVITY_TIMEOUT);
102 cmd->size =
103 cpu_to_le16(sizeof(struct cmd_ds_802_11_inactivity_timeout)
104 + S_DS_GEN);
105
106 cmd->params.inactivity_timeout.action = cpu_to_le16(cmd_action);
107
108 if (cmd_action)
109 cmd->params.inactivity_timeout.timeout = cpu_to_le16(*timeout);
110 else
111 cmd->params.inactivity_timeout.timeout = 0;
112
113 lbs_deb_leave(LBS_DEB_CMD);
114 return 0;
115 }
116
117 static int wlan_cmd_802_11_sleep_params(wlan_private * priv,
118 struct cmd_ds_command *cmd,
119 u16 cmd_action)
120 {
121 wlan_adapter *adapter = priv->adapter;
122 struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params;
123
124 lbs_deb_enter(LBS_DEB_CMD);
125
126 cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) +
127 S_DS_GEN);
128 cmd->command = cpu_to_le16(CMD_802_11_SLEEP_PARAMS);
129
130 if (cmd_action == CMD_ACT_GET) {
131 memset(&adapter->sp, 0, sizeof(struct sleep_params));
132 memset(sp, 0, sizeof(struct cmd_ds_802_11_sleep_params));
133 sp->action = cpu_to_le16(cmd_action);
134 } else if (cmd_action == CMD_ACT_SET) {
135 sp->action = cpu_to_le16(cmd_action);
136 sp->error = cpu_to_le16(adapter->sp.sp_error);
137 sp->offset = cpu_to_le16(adapter->sp.sp_offset);
138 sp->stabletime = cpu_to_le16(adapter->sp.sp_stabletime);
139 sp->calcontrol = (u8) adapter->sp.sp_calcontrol;
140 sp->externalsleepclk = (u8) adapter->sp.sp_extsleepclk;
141 sp->reserved = cpu_to_le16(adapter->sp.sp_reserved);
142 }
143
144 lbs_deb_leave(LBS_DEB_CMD);
145 return 0;
146 }
147
148 static int wlan_cmd_802_11_set_wep(wlan_private * priv,
149 struct cmd_ds_command *cmd,
150 u32 cmd_act,
151 void * pdata_buf)
152 {
153 struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep;
154 wlan_adapter *adapter = priv->adapter;
155 int ret = 0;
156 struct assoc_request * assoc_req = pdata_buf;
157
158 lbs_deb_enter(LBS_DEB_CMD);
159
160 cmd->command = cpu_to_le16(CMD_802_11_SET_WEP);
161 cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN);
162
163 if (cmd_act == CMD_ACT_ADD) {
164 int i;
165
166 if (!assoc_req) {
167 lbs_deb_cmd("Invalid association request!");
168 ret = -1;
169 goto done;
170 }
171
172 wep->action = cpu_to_le16(CMD_ACT_ADD);
173
174 /* default tx key index */
175 wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx &
176 (u32)CMD_WEP_KEY_INDEX_MASK));
177
178 /* Copy key types and material to host command structure */
179 for (i = 0; i < 4; i++) {
180 struct enc_key * pkey = &assoc_req->wep_keys[i];
181
182 switch (pkey->len) {
183 case KEY_LEN_WEP_40:
184 wep->keytype[i] = CMD_TYPE_WEP_40_BIT;
185 memmove(&wep->keymaterial[i], pkey->key,
186 pkey->len);
187 lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
188 break;
189 case KEY_LEN_WEP_104:
190 wep->keytype[i] = CMD_TYPE_WEP_104_BIT;
191 memmove(&wep->keymaterial[i], pkey->key,
192 pkey->len);
193 lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
194 break;
195 case 0:
196 break;
197 default:
198 lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
199 i, pkey->len);
200 ret = -1;
201 goto done;
202 break;
203 }
204 }
205 } else if (cmd_act == CMD_ACT_REMOVE) {
206 /* ACT_REMOVE clears _all_ WEP keys */
207 wep->action = cpu_to_le16(CMD_ACT_REMOVE);
208
209 /* default tx key index */
210 wep->keyindex = cpu_to_le16((u16)(adapter->wep_tx_keyidx &
211 (u32)CMD_WEP_KEY_INDEX_MASK));
212 lbs_deb_cmd("SET_WEP: remove key %d\n", adapter->wep_tx_keyidx);
213 }
214
215 ret = 0;
216
217 done:
218 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
219 return ret;
220 }
221
222 static int wlan_cmd_802_11_enable_rsn(wlan_private * priv,
223 struct cmd_ds_command *cmd,
224 u16 cmd_action,
225 void * pdata_buf)
226 {
227 struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn;
228 u32 * enable = pdata_buf;
229
230 lbs_deb_enter(LBS_DEB_CMD);
231
232 cmd->command = cpu_to_le16(CMD_802_11_ENABLE_RSN);
233 cmd->size = cpu_to_le16(sizeof(*penableRSN) + S_DS_GEN);
234 penableRSN->action = cpu_to_le16(cmd_action);
235
236 if (cmd_action == CMD_ACT_SET) {
237 if (*enable)
238 penableRSN->enable = cpu_to_le16(CMD_ENABLE_RSN);
239 else
240 penableRSN->enable = cpu_to_le16(CMD_DISABLE_RSN);
241 lbs_deb_cmd("ENABLE_RSN: %d\n", *enable);
242 }
243
244 lbs_deb_leave(LBS_DEB_CMD);
245 return 0;
246 }
247
248
249 static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset,
250 struct enc_key * pkey)
251 {
252 lbs_deb_enter(LBS_DEB_CMD);
253
254 if (pkey->flags & KEY_INFO_WPA_ENABLED) {
255 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED);
256 }
257 if (pkey->flags & KEY_INFO_WPA_UNICAST) {
258 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST);
259 }
260 if (pkey->flags & KEY_INFO_WPA_MCAST) {
261 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST);
262 }
263
264 pkeyparamset->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
265 pkeyparamset->keytypeid = cpu_to_le16(pkey->type);
266 pkeyparamset->keylen = cpu_to_le16(pkey->len);
267 memcpy(pkeyparamset->key, pkey->key, pkey->len);
268 pkeyparamset->length = cpu_to_le16( sizeof(pkeyparamset->keytypeid)
269 + sizeof(pkeyparamset->keyinfo)
270 + sizeof(pkeyparamset->keylen)
271 + sizeof(pkeyparamset->key));
272 lbs_deb_leave(LBS_DEB_CMD);
273 }
274
275 static int wlan_cmd_802_11_key_material(wlan_private * priv,
276 struct cmd_ds_command *cmd,
277 u16 cmd_action,
278 u32 cmd_oid, void *pdata_buf)
279 {
280 struct cmd_ds_802_11_key_material *pkeymaterial =
281 &cmd->params.keymaterial;
282 struct assoc_request * assoc_req = pdata_buf;
283 int ret = 0;
284 int index = 0;
285
286 lbs_deb_enter(LBS_DEB_CMD);
287
288 cmd->command = cpu_to_le16(CMD_802_11_KEY_MATERIAL);
289 pkeymaterial->action = cpu_to_le16(cmd_action);
290
291 if (cmd_action == CMD_ACT_GET) {
292 cmd->size = cpu_to_le16(S_DS_GEN + sizeof (pkeymaterial->action));
293 ret = 0;
294 goto done;
295 }
296
297 memset(&pkeymaterial->keyParamSet, 0, sizeof(pkeymaterial->keyParamSet));
298
299 if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
300 set_one_wpa_key(&pkeymaterial->keyParamSet[index],
301 &assoc_req->wpa_unicast_key);
302 index++;
303 }
304
305 if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) {
306 set_one_wpa_key(&pkeymaterial->keyParamSet[index],
307 &assoc_req->wpa_mcast_key);
308 index++;
309 }
310
311 cmd->size = cpu_to_le16( S_DS_GEN
312 + sizeof (pkeymaterial->action)
313 + (index * sizeof(struct MrvlIEtype_keyParamSet)));
314
315 ret = 0;
316
317 done:
318 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
319 return ret;
320 }
321
322 static int wlan_cmd_802_11_reset(wlan_private * priv,
323 struct cmd_ds_command *cmd, int cmd_action)
324 {
325 struct cmd_ds_802_11_reset *reset = &cmd->params.reset;
326
327 lbs_deb_enter(LBS_DEB_CMD);
328
329 cmd->command = cpu_to_le16(CMD_802_11_RESET);
330 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset) + S_DS_GEN);
331 reset->action = cpu_to_le16(cmd_action);
332
333 lbs_deb_leave(LBS_DEB_CMD);
334 return 0;
335 }
336
337 static int wlan_cmd_802_11_get_log(wlan_private * priv,
338 struct cmd_ds_command *cmd)
339 {
340 lbs_deb_enter(LBS_DEB_CMD);
341 cmd->command = cpu_to_le16(CMD_802_11_GET_LOG);
342 cmd->size =
343 cpu_to_le16(sizeof(struct cmd_ds_802_11_get_log) + S_DS_GEN);
344
345 lbs_deb_leave(LBS_DEB_CMD);
346 return 0;
347 }
348
349 static int wlan_cmd_802_11_get_stat(wlan_private * priv,
350 struct cmd_ds_command *cmd)
351 {
352 lbs_deb_enter(LBS_DEB_CMD);
353 cmd->command = cpu_to_le16(CMD_802_11_GET_STAT);
354 cmd->size =
355 cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) + S_DS_GEN);
356
357 lbs_deb_leave(LBS_DEB_CMD);
358 return 0;
359 }
360
361 static int wlan_cmd_802_11_snmp_mib(wlan_private * priv,
362 struct cmd_ds_command *cmd,
363 int cmd_action,
364 int cmd_oid, void *pdata_buf)
365 {
366 struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
367 wlan_adapter *adapter = priv->adapter;
368 u8 ucTemp;
369
370 lbs_deb_enter(LBS_DEB_CMD);
371
372 lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
373
374 cmd->command = cpu_to_le16(CMD_802_11_SNMP_MIB);
375 cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN);
376
377 switch (cmd_oid) {
378 case OID_802_11_INFRASTRUCTURE_MODE:
379 {
380 u8 mode = (u8) (size_t) pdata_buf;
381 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
382 pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I);
383 pSNMPMIB->bufsize = sizeof(u8);
384 if (mode == IW_MODE_ADHOC) {
385 ucTemp = SNMP_MIB_VALUE_ADHOC;
386 } else {
387 /* Infra and Auto modes */
388 ucTemp = SNMP_MIB_VALUE_INFRA;
389 }
390
391 memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
392
393 break;
394 }
395
396 case OID_802_11D_ENABLE:
397 {
398 u32 ulTemp;
399
400 pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I);
401
402 if (cmd_action == CMD_ACT_SET) {
403 pSNMPMIB->querytype = CMD_ACT_SET;
404 pSNMPMIB->bufsize = sizeof(u16);
405 ulTemp = *(u32 *)pdata_buf;
406 *((__le16 *)(pSNMPMIB->value)) =
407 cpu_to_le16((u16) ulTemp);
408 }
409 break;
410 }
411
412 case OID_802_11_FRAGMENTATION_THRESHOLD:
413 {
414 u32 ulTemp;
415
416 pSNMPMIB->oid = cpu_to_le16((u16) FRAGTHRESH_I);
417
418 if (cmd_action == CMD_ACT_GET) {
419 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
420 } else if (cmd_action == CMD_ACT_SET) {
421 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
422 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
423 ulTemp = *((u32 *) pdata_buf);
424 *((__le16 *)(pSNMPMIB->value)) =
425 cpu_to_le16((u16) ulTemp);
426
427 }
428
429 break;
430 }
431
432 case OID_802_11_RTS_THRESHOLD:
433 {
434
435 u32 ulTemp;
436 pSNMPMIB->oid = le16_to_cpu((u16) RTSTHRESH_I);
437
438 if (cmd_action == CMD_ACT_GET) {
439 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
440 } else if (cmd_action == CMD_ACT_SET) {
441 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
442 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
443 ulTemp = *((u32 *)pdata_buf);
444 *(__le16 *)(pSNMPMIB->value) =
445 cpu_to_le16((u16) ulTemp);
446
447 }
448 break;
449 }
450 case OID_802_11_TX_RETRYCOUNT:
451 pSNMPMIB->oid = cpu_to_le16((u16) SHORT_RETRYLIM_I);
452
453 if (cmd_action == CMD_ACT_GET) {
454 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
455 } else if (cmd_action == CMD_ACT_SET) {
456 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
457 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
458 *((__le16 *)(pSNMPMIB->value)) =
459 cpu_to_le16((u16) adapter->txretrycount);
460 }
461
462 break;
463 default:
464 break;
465 }
466
467 lbs_deb_cmd(
468 "SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
469 le16_to_cpu(cmd->command), le16_to_cpu(cmd->size),
470 le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result));
471
472 lbs_deb_cmd(
473 "SNMP_CMD: action 0x%x, oid 0x%x, oidsize 0x%x, value 0x%x\n",
474 le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid),
475 le16_to_cpu(pSNMPMIB->bufsize),
476 le16_to_cpu(*(__le16 *) pSNMPMIB->value));
477
478 lbs_deb_leave(LBS_DEB_CMD);
479 return 0;
480 }
481
482 static int wlan_cmd_802_11_radio_control(wlan_private * priv,
483 struct cmd_ds_command *cmd,
484 int cmd_action)
485 {
486 wlan_adapter *adapter = priv->adapter;
487 struct cmd_ds_802_11_radio_control *pradiocontrol = &cmd->params.radio;
488
489 lbs_deb_enter(LBS_DEB_CMD);
490
491 cmd->size =
492 cpu_to_le16((sizeof(struct cmd_ds_802_11_radio_control)) +
493 S_DS_GEN);
494 cmd->command = cpu_to_le16(CMD_802_11_RADIO_CONTROL);
495
496 pradiocontrol->action = cpu_to_le16(cmd_action);
497
498 switch (adapter->preamble) {
499 case CMD_TYPE_SHORT_PREAMBLE:
500 pradiocontrol->control = cpu_to_le16(SET_SHORT_PREAMBLE);
501 break;
502
503 case CMD_TYPE_LONG_PREAMBLE:
504 pradiocontrol->control = cpu_to_le16(SET_LONG_PREAMBLE);
505 break;
506
507 case CMD_TYPE_AUTO_PREAMBLE:
508 default:
509 pradiocontrol->control = cpu_to_le16(SET_AUTO_PREAMBLE);
510 break;
511 }
512
513 if (adapter->radioon)
514 pradiocontrol->control |= cpu_to_le16(TURN_ON_RF);
515 else
516 pradiocontrol->control &= cpu_to_le16(~TURN_ON_RF);
517
518 lbs_deb_leave(LBS_DEB_CMD);
519 return 0;
520 }
521
522 static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv,
523 struct cmd_ds_command *cmd,
524 u16 cmd_action, void *pdata_buf)
525 {
526
527 struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
528
529 lbs_deb_enter(LBS_DEB_CMD);
530
531 cmd->size =
532 cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN);
533 cmd->command = cpu_to_le16(CMD_802_11_RF_TX_POWER);
534 prtp->action = cpu_to_le16(cmd_action);
535
536 lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n",
537 le16_to_cpu(cmd->size), le16_to_cpu(cmd->command),
538 le16_to_cpu(prtp->action));
539
540 switch (cmd_action) {
541 case CMD_ACT_TX_POWER_OPT_GET:
542 prtp->action = cpu_to_le16(CMD_ACT_GET);
543 prtp->currentlevel = 0;
544 break;
545
546 case CMD_ACT_TX_POWER_OPT_SET_HIGH:
547 prtp->action = cpu_to_le16(CMD_ACT_SET);
548 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_HIGH);
549 break;
550
551 case CMD_ACT_TX_POWER_OPT_SET_MID:
552 prtp->action = cpu_to_le16(CMD_ACT_SET);
553 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_MID);
554 break;
555
556 case CMD_ACT_TX_POWER_OPT_SET_LOW:
557 prtp->action = cpu_to_le16(CMD_ACT_SET);
558 prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
559 break;
560 }
561
562 lbs_deb_leave(LBS_DEB_CMD);
563 return 0;
564 }
565
566 static int wlan_cmd_802_11_monitor_mode(wlan_private * priv,
567 struct cmd_ds_command *cmd,
568 u16 cmd_action, void *pdata_buf)
569 {
570 struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
571
572 cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
573 cmd->size =
574 cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
575 S_DS_GEN);
576
577 monitor->action = cpu_to_le16(cmd_action);
578 if (cmd_action == CMD_ACT_SET) {
579 monitor->mode =
580 cpu_to_le16((u16) (*(u32 *) pdata_buf));
581 }
582
583 return 0;
584 }
585
586 static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv,
587 struct cmd_ds_command *cmd,
588 u16 cmd_action)
589 {
590 struct cmd_ds_802_11_rate_adapt_rateset
591 *rateadapt = &cmd->params.rateset;
592 wlan_adapter *adapter = priv->adapter;
593
594 lbs_deb_enter(LBS_DEB_CMD);
595 cmd->size =
596 cpu_to_le16(sizeof(struct cmd_ds_802_11_rate_adapt_rateset)
597 + S_DS_GEN);
598 cmd->command = cpu_to_le16(CMD_802_11_RATE_ADAPT_RATESET);
599
600 rateadapt->action = cpu_to_le16(cmd_action);
601 rateadapt->enablehwauto = cpu_to_le16(adapter->enablehwauto);
602 rateadapt->bitmap = cpu_to_le16(adapter->ratebitmap);
603
604 lbs_deb_leave(LBS_DEB_CMD);
605 return 0;
606 }
607
608 static int wlan_cmd_802_11_data_rate(wlan_private * priv,
609 struct cmd_ds_command *cmd,
610 u16 cmd_action)
611 {
612 struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate;
613 wlan_adapter *adapter = priv->adapter;
614
615 lbs_deb_enter(LBS_DEB_CMD);
616
617 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) +
618 S_DS_GEN);
619 cmd->command = cpu_to_le16(CMD_802_11_DATA_RATE);
620 memset(pdatarate, 0, sizeof(struct cmd_ds_802_11_data_rate));
621 pdatarate->action = cpu_to_le16(cmd_action);
622
623 if (cmd_action == CMD_ACT_SET_TX_FIX_RATE) {
624 pdatarate->rates[0] = libertas_data_rate_to_fw_index(adapter->cur_rate);
625 lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n",
626 adapter->cur_rate);
627 } else if (cmd_action == CMD_ACT_SET_TX_AUTO) {
628 lbs_deb_cmd("DATA_RATE: setting auto\n");
629 }
630
631 lbs_deb_leave(LBS_DEB_CMD);
632 return 0;
633 }
634
635 static int wlan_cmd_mac_multicast_adr(wlan_private * priv,
636 struct cmd_ds_command *cmd,
637 u16 cmd_action)
638 {
639 struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr;
640 wlan_adapter *adapter = priv->adapter;
641
642 lbs_deb_enter(LBS_DEB_CMD);
643 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) +
644 S_DS_GEN);
645 cmd->command = cpu_to_le16(CMD_MAC_MULTICAST_ADR);
646
647 lbs_deb_cmd("MULTICAST_ADR: setting %d addresses\n", pMCastAdr->nr_of_adrs);
648 pMCastAdr->action = cpu_to_le16(cmd_action);
649 pMCastAdr->nr_of_adrs =
650 cpu_to_le16((u16) adapter->nr_of_multicastmacaddr);
651 memcpy(pMCastAdr->maclist, adapter->multicastlist,
652 adapter->nr_of_multicastmacaddr * ETH_ALEN);
653
654 lbs_deb_leave(LBS_DEB_CMD);
655 return 0;
656 }
657
658 static int wlan_cmd_802_11_rf_channel(wlan_private * priv,
659 struct cmd_ds_command *cmd,
660 int option, void *pdata_buf)
661 {
662 struct cmd_ds_802_11_rf_channel *rfchan = &cmd->params.rfchannel;
663
664 lbs_deb_enter(LBS_DEB_CMD);
665 cmd->command = cpu_to_le16(CMD_802_11_RF_CHANNEL);
666 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_channel) +
667 S_DS_GEN);
668
669 if (option == CMD_OPT_802_11_RF_CHANNEL_SET) {
670 rfchan->currentchannel = cpu_to_le16(*((u16 *) pdata_buf));
671 }
672
673 rfchan->action = cpu_to_le16(option);
674
675 lbs_deb_leave(LBS_DEB_CMD);
676 return 0;
677 }
678
679 static int wlan_cmd_802_11_rssi(wlan_private * priv,
680 struct cmd_ds_command *cmd)
681 {
682 wlan_adapter *adapter = priv->adapter;
683
684 lbs_deb_enter(LBS_DEB_CMD);
685 cmd->command = cpu_to_le16(CMD_802_11_RSSI);
686 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN);
687 cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR);
688
689 /* reset Beacon SNR/NF/RSSI values */
690 adapter->SNR[TYPE_BEACON][TYPE_NOAVG] = 0;
691 adapter->SNR[TYPE_BEACON][TYPE_AVG] = 0;
692 adapter->NF[TYPE_BEACON][TYPE_NOAVG] = 0;
693 adapter->NF[TYPE_BEACON][TYPE_AVG] = 0;
694 adapter->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0;
695 adapter->RSSI[TYPE_BEACON][TYPE_AVG] = 0;
696
697 lbs_deb_leave(LBS_DEB_CMD);
698 return 0;
699 }
700
701 static int wlan_cmd_reg_access(wlan_private * priv,
702 struct cmd_ds_command *cmdptr,
703 u8 cmd_action, void *pdata_buf)
704 {
705 struct wlan_offset_value *offval;
706
707 lbs_deb_enter(LBS_DEB_CMD);
708
709 offval = (struct wlan_offset_value *)pdata_buf;
710
711 switch (cmdptr->command) {
712 case CMD_MAC_REG_ACCESS:
713 {
714 struct cmd_ds_mac_reg_access *macreg;
715
716 cmdptr->size =
717 cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access)
718 + S_DS_GEN);
719 macreg =
720 (struct cmd_ds_mac_reg_access *)&cmdptr->params.
721 macreg;
722
723 macreg->action = cpu_to_le16(cmd_action);
724 macreg->offset = cpu_to_le16((u16) offval->offset);
725 macreg->value = cpu_to_le32(offval->value);
726
727 break;
728 }
729
730 case CMD_BBP_REG_ACCESS:
731 {
732 struct cmd_ds_bbp_reg_access *bbpreg;
733
734 cmdptr->size =
735 cpu_to_le16(sizeof
736 (struct cmd_ds_bbp_reg_access)
737 + S_DS_GEN);
738 bbpreg =
739 (struct cmd_ds_bbp_reg_access *)&cmdptr->params.
740 bbpreg;
741
742 bbpreg->action = cpu_to_le16(cmd_action);
743 bbpreg->offset = cpu_to_le16((u16) offval->offset);
744 bbpreg->value = (u8) offval->value;
745
746 break;
747 }
748
749 case CMD_RF_REG_ACCESS:
750 {
751 struct cmd_ds_rf_reg_access *rfreg;
752
753 cmdptr->size =
754 cpu_to_le16(sizeof
755 (struct cmd_ds_rf_reg_access) +
756 S_DS_GEN);
757 rfreg =
758 (struct cmd_ds_rf_reg_access *)&cmdptr->params.
759 rfreg;
760
761 rfreg->action = cpu_to_le16(cmd_action);
762 rfreg->offset = cpu_to_le16((u16) offval->offset);
763 rfreg->value = (u8) offval->value;
764
765 break;
766 }
767
768 default:
769 break;
770 }
771
772 lbs_deb_leave(LBS_DEB_CMD);
773 return 0;
774 }
775
776 static int wlan_cmd_802_11_mac_address(wlan_private * priv,
777 struct cmd_ds_command *cmd,
778 u16 cmd_action)
779 {
780 wlan_adapter *adapter = priv->adapter;
781
782 lbs_deb_enter(LBS_DEB_CMD);
783 cmd->command = cpu_to_le16(CMD_802_11_MAC_ADDRESS);
784 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) +
785 S_DS_GEN);
786 cmd->result = 0;
787
788 cmd->params.macadd.action = cpu_to_le16(cmd_action);
789
790 if (cmd_action == CMD_ACT_SET) {
791 memcpy(cmd->params.macadd.macadd,
792 adapter->current_addr, ETH_ALEN);
793 lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", adapter->current_addr, 6);
794 }
795
796 lbs_deb_leave(LBS_DEB_CMD);
797 return 0;
798 }
799
800 static int wlan_cmd_802_11_eeprom_access(wlan_private * priv,
801 struct cmd_ds_command *cmd,
802 int cmd_action, void *pdata_buf)
803 {
804 struct wlan_ioctl_regrdwr *ea = pdata_buf;
805
806 lbs_deb_enter(LBS_DEB_CMD);
807
808 cmd->command = cpu_to_le16(CMD_802_11_EEPROM_ACCESS);
809 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) +
810 S_DS_GEN);
811 cmd->result = 0;
812
813 cmd->params.rdeeprom.action = cpu_to_le16(ea->action);
814 cmd->params.rdeeprom.offset = cpu_to_le16(ea->offset);
815 cmd->params.rdeeprom.bytecount = cpu_to_le16(ea->NOB);
816 cmd->params.rdeeprom.value = 0;
817
818 lbs_deb_leave(LBS_DEB_CMD);
819 return 0;
820 }
821
822 static int wlan_cmd_bt_access(wlan_private * priv,
823 struct cmd_ds_command *cmd,
824 u16 cmd_action, void *pdata_buf)
825 {
826 struct cmd_ds_bt_access *bt_access = &cmd->params.bt;
827 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
828
829 cmd->command = cpu_to_le16(CMD_BT_ACCESS);
830 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + S_DS_GEN);
831 cmd->result = 0;
832 bt_access->action = cpu_to_le16(cmd_action);
833
834 switch (cmd_action) {
835 case CMD_ACT_BT_ACCESS_ADD:
836 memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN);
837 lbs_deb_hex(LBS_DEB_MESH, "BT_ADD: blinded MAC addr", bt_access->addr1, 6);
838 break;
839 case CMD_ACT_BT_ACCESS_DEL:
840 memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN);
841 lbs_deb_hex(LBS_DEB_MESH, "BT_DEL: blinded MAC addr", bt_access->addr1, 6);
842 break;
843 case CMD_ACT_BT_ACCESS_LIST:
844 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
845 break;
846 case CMD_ACT_BT_ACCESS_RESET:
847 break;
848 case CMD_ACT_BT_ACCESS_SET_INVERT:
849 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
850 break;
851 case CMD_ACT_BT_ACCESS_GET_INVERT:
852 break;
853 default:
854 break;
855 }
856 lbs_deb_leave(LBS_DEB_CMD);
857 return 0;
858 }
859
860 static int wlan_cmd_fwt_access(wlan_private * priv,
861 struct cmd_ds_command *cmd,
862 u16 cmd_action, void *pdata_buf)
863 {
864 struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt;
865 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
866
867 cmd->command = cpu_to_le16(CMD_FWT_ACCESS);
868 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + S_DS_GEN);
869 cmd->result = 0;
870
871 if (pdata_buf)
872 memcpy(fwt_access, pdata_buf, sizeof(*fwt_access));
873 else
874 memset(fwt_access, 0, sizeof(*fwt_access));
875
876 fwt_access->action = cpu_to_le16(cmd_action);
877
878 lbs_deb_leave(LBS_DEB_CMD);
879 return 0;
880 }
881
882 static int wlan_cmd_mesh_access(wlan_private * priv,
883 struct cmd_ds_command *cmd,
884 u16 cmd_action, void *pdata_buf)
885 {
886 struct cmd_ds_mesh_access *mesh_access = &cmd->params.mesh;
887 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
888
889 cmd->command = cpu_to_le16(CMD_MESH_ACCESS);
890 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access) + S_DS_GEN);
891 cmd->result = 0;
892
893 if (pdata_buf)
894 memcpy(mesh_access, pdata_buf, sizeof(*mesh_access));
895 else
896 memset(mesh_access, 0, sizeof(*mesh_access));
897
898 mesh_access->action = cpu_to_le16(cmd_action);
899
900 lbs_deb_leave(LBS_DEB_CMD);
901 return 0;
902 }
903
904 static int wlan_cmd_set_boot2_ver(wlan_private * priv,
905 struct cmd_ds_command *cmd,
906 u16 cmd_action, void *pdata_buf)
907 {
908 struct cmd_ds_set_boot2_ver *boot2_ver = &cmd->params.boot2_ver;
909 cmd->command = cpu_to_le16(CMD_SET_BOOT2_VER);
910 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_set_boot2_ver) + S_DS_GEN);
911 boot2_ver->version = priv->boot2_version;
912 return 0;
913 }
914
915 /*
916 * Note: NEVER use libertas_queue_cmd() with addtail==0 other than for
917 * the command timer, because it does not account for queued commands.
918 */
919 void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u8 addtail)
920 {
921 unsigned long flags;
922 struct cmd_ds_command *cmdptr;
923
924 lbs_deb_enter(LBS_DEB_HOST);
925
926 if (!cmdnode) {
927 lbs_deb_host("QUEUE_CMD: cmdnode is NULL\n");
928 goto done;
929 }
930
931 cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
932 if (!cmdptr) {
933 lbs_deb_host("QUEUE_CMD: cmdptr is NULL\n");
934 goto done;
935 }
936
937 /* Exit_PS command needs to be queued in the header always. */
938 if (cmdptr->command == CMD_802_11_PS_MODE) {
939 struct cmd_ds_802_11_ps_mode *psm = &cmdptr->params.psmode;
940 if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
941 if (adapter->psstate != PS_STATE_FULL_POWER)
942 addtail = 0;
943 }
944 }
945
946 spin_lock_irqsave(&adapter->driver_lock, flags);
947
948 if (addtail) {
949 list_add_tail((struct list_head *)cmdnode,
950 &adapter->cmdpendingq);
951 adapter->nr_cmd_pending++;
952 } else
953 list_add((struct list_head *)cmdnode, &adapter->cmdpendingq);
954
955 spin_unlock_irqrestore(&adapter->driver_lock, flags);
956
957 lbs_deb_host("QUEUE_CMD: inserted command 0x%04x into cmdpendingq\n",
958 le16_to_cpu(((struct cmd_ds_gen*)cmdnode->bufvirtualaddr)->command));
959
960 done:
961 lbs_deb_leave(LBS_DEB_HOST);
962 }
963
964 /*
965 * TODO: Fix the issue when DownloadcommandToStation is being called the
966 * second time when the command times out. All the cmdptr->xxx are in little
967 * endian and therefore all the comparissions will fail.
968 * For now - we are not performing the endian conversion the second time - but
969 * for PS and DEEP_SLEEP we need to worry
970 */
971 static int DownloadcommandToStation(wlan_private * priv,
972 struct cmd_ctrl_node *cmdnode)
973 {
974 unsigned long flags;
975 struct cmd_ds_command *cmdptr;
976 wlan_adapter *adapter = priv->adapter;
977 int ret = -1;
978 u16 cmdsize;
979 u16 command;
980
981 lbs_deb_enter(LBS_DEB_HOST);
982
983 if (!adapter || !cmdnode) {
984 lbs_deb_host("DNLD_CMD: adapter or cmdmode is NULL\n");
985 goto done;
986 }
987
988 cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
989
990 spin_lock_irqsave(&adapter->driver_lock, flags);
991 if (!cmdptr || !cmdptr->size) {
992 lbs_deb_host("DNLD_CMD: cmdptr is NULL or zero\n");
993 __libertas_cleanup_and_insert_cmd(priv, cmdnode);
994 spin_unlock_irqrestore(&adapter->driver_lock, flags);
995 goto done;
996 }
997
998 adapter->cur_cmd = cmdnode;
999 adapter->cur_cmd_retcode = 0;
1000 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1001
1002 cmdsize = cmdptr->size;
1003 command = cpu_to_le16(cmdptr->command);
1004
1005 lbs_deb_host("DNLD_CMD: command 0x%04x, size %d, jiffies %lu\n",
1006 command, le16_to_cpu(cmdptr->size), jiffies);
1007 lbs_deb_hex(LBS_DEB_HOST, "DNLD_CMD", cmdnode->bufvirtualaddr, cmdsize);
1008
1009 cmdnode->cmdwaitqwoken = 0;
1010 cmdsize = cpu_to_le16(cmdsize);
1011
1012 ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize);
1013
1014 if (ret != 0) {
1015 lbs_deb_host("DNLD_CMD: hw_host_to_card failed\n");
1016 spin_lock_irqsave(&adapter->driver_lock, flags);
1017 adapter->cur_cmd_retcode = ret;
1018 __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
1019 adapter->nr_cmd_pending--;
1020 adapter->cur_cmd = NULL;
1021 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1022 goto done;
1023 }
1024
1025 lbs_deb_cmd("DNLD_CMD: sent command 0x%04x, jiffies %lu\n", command, jiffies);
1026
1027 /* Setup the timer after transmit command */
1028 if (command == CMD_802_11_SCAN || command == CMD_802_11_AUTHENTICATE
1029 || command == CMD_802_11_ASSOCIATE)
1030 mod_timer(&adapter->command_timer, jiffies + (10*HZ));
1031 else
1032 mod_timer(&adapter->command_timer, jiffies + (5*HZ));
1033
1034 ret = 0;
1035
1036 done:
1037 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1038 return ret;
1039 }
1040
1041 static int wlan_cmd_mac_control(wlan_private * priv,
1042 struct cmd_ds_command *cmd)
1043 {
1044 struct cmd_ds_mac_control *mac = &cmd->params.macctrl;
1045
1046 lbs_deb_enter(LBS_DEB_CMD);
1047
1048 cmd->command = cpu_to_le16(CMD_MAC_CONTROL);
1049 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN);
1050 mac->action = cpu_to_le16(priv->adapter->currentpacketfilter);
1051
1052 lbs_deb_cmd("MAC_CONTROL: action 0x%x, size %d\n",
1053 le16_to_cpu(mac->action), le16_to_cpu(cmd->size));
1054
1055 lbs_deb_leave(LBS_DEB_CMD);
1056 return 0;
1057 }
1058
1059 /**
1060 * This function inserts command node to cmdfreeq
1061 * after cleans it. Requires adapter->driver_lock held.
1062 */
1063 void __libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd)
1064 {
1065 wlan_adapter *adapter = priv->adapter;
1066
1067 if (!ptempcmd)
1068 return;
1069
1070 cleanup_cmdnode(ptempcmd);
1071 list_add_tail((struct list_head *)ptempcmd, &adapter->cmdfreeq);
1072 }
1073
1074 static void libertas_cleanup_and_insert_cmd(wlan_private * priv, struct cmd_ctrl_node *ptempcmd)
1075 {
1076 unsigned long flags;
1077
1078 spin_lock_irqsave(&priv->adapter->driver_lock, flags);
1079 __libertas_cleanup_and_insert_cmd(priv, ptempcmd);
1080 spin_unlock_irqrestore(&priv->adapter->driver_lock, flags);
1081 }
1082
1083 int libertas_set_radio_control(wlan_private * priv)
1084 {
1085 int ret = 0;
1086
1087 lbs_deb_enter(LBS_DEB_CMD);
1088
1089 ret = libertas_prepare_and_send_command(priv,
1090 CMD_802_11_RADIO_CONTROL,
1091 CMD_ACT_SET,
1092 CMD_OPTION_WAITFORRSP, 0, NULL);
1093
1094 lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n",
1095 priv->adapter->radioon, priv->adapter->preamble);
1096
1097 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
1098 return ret;
1099 }
1100
1101 int libertas_set_mac_packet_filter(wlan_private * priv)
1102 {
1103 int ret = 0;
1104
1105 lbs_deb_enter(LBS_DEB_CMD);
1106
1107 /* Send MAC control command to station */
1108 ret = libertas_prepare_and_send_command(priv,
1109 CMD_MAC_CONTROL, 0, 0, 0, NULL);
1110
1111 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
1112 return ret;
1113 }
1114
1115 /**
1116 * @brief This function prepare the command before send to firmware.
1117 *
1118 * @param priv A pointer to wlan_private structure
1119 * @param cmd_no command number
1120 * @param cmd_action command action: GET or SET
1121 * @param wait_option wait option: wait response or not
1122 * @param cmd_oid cmd oid: treated as sub command
1123 * @param pdata_buf A pointer to informaion buffer
1124 * @return 0 or -1
1125 */
1126 int libertas_prepare_and_send_command(wlan_private * priv,
1127 u16 cmd_no,
1128 u16 cmd_action,
1129 u16 wait_option, u32 cmd_oid, void *pdata_buf)
1130 {
1131 int ret = 0;
1132 wlan_adapter *adapter = priv->adapter;
1133 struct cmd_ctrl_node *cmdnode;
1134 struct cmd_ds_command *cmdptr;
1135 unsigned long flags;
1136
1137 lbs_deb_enter(LBS_DEB_HOST);
1138
1139 if (!adapter) {
1140 lbs_deb_host("PREP_CMD: adapter is NULL\n");
1141 ret = -1;
1142 goto done;
1143 }
1144
1145 if (adapter->surpriseremoved) {
1146 lbs_deb_host("PREP_CMD: card removed\n");
1147 ret = -1;
1148 goto done;
1149 }
1150
1151 cmdnode = libertas_get_free_cmd_ctrl_node(priv);
1152
1153 if (cmdnode == NULL) {
1154 lbs_deb_host("PREP_CMD: cmdnode is NULL\n");
1155
1156 /* Wake up main thread to execute next command */
1157 wake_up_interruptible(&priv->waitq);
1158 ret = -1;
1159 goto done;
1160 }
1161
1162 libertas_set_cmd_ctrl_node(priv, cmdnode, cmd_oid, wait_option, pdata_buf);
1163
1164 cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
1165
1166 lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no);
1167
1168 if (!cmdptr) {
1169 lbs_deb_host("PREP_CMD: cmdptr is NULL\n");
1170 libertas_cleanup_and_insert_cmd(priv, cmdnode);
1171 ret = -1;
1172 goto done;
1173 }
1174
1175 /* Set sequence number, command and INT option */
1176 adapter->seqnum++;
1177 cmdptr->seqnum = cpu_to_le16(adapter->seqnum);
1178
1179 cmdptr->command = cpu_to_le16(cmd_no);
1180 cmdptr->result = 0;
1181
1182 switch (cmd_no) {
1183 case CMD_GET_HW_SPEC:
1184 ret = wlan_cmd_hw_spec(priv, cmdptr);
1185 break;
1186 case CMD_802_11_PS_MODE:
1187 ret = wlan_cmd_802_11_ps_mode(priv, cmdptr, cmd_action);
1188 break;
1189
1190 case CMD_802_11_SCAN:
1191 ret = libertas_cmd_80211_scan(priv, cmdptr, pdata_buf);
1192 break;
1193
1194 case CMD_MAC_CONTROL:
1195 ret = wlan_cmd_mac_control(priv, cmdptr);
1196 break;
1197
1198 case CMD_802_11_ASSOCIATE:
1199 case CMD_802_11_REASSOCIATE:
1200 ret = libertas_cmd_80211_associate(priv, cmdptr, pdata_buf);
1201 break;
1202
1203 case CMD_802_11_DEAUTHENTICATE:
1204 ret = libertas_cmd_80211_deauthenticate(priv, cmdptr);
1205 break;
1206
1207 case CMD_802_11_SET_WEP:
1208 ret = wlan_cmd_802_11_set_wep(priv, cmdptr, cmd_action, pdata_buf);
1209 break;
1210
1211 case CMD_802_11_AD_HOC_START:
1212 ret = libertas_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
1213 break;
1214 case CMD_CODE_DNLD:
1215 break;
1216
1217 case CMD_802_11_RESET:
1218 ret = wlan_cmd_802_11_reset(priv, cmdptr, cmd_action);
1219 break;
1220
1221 case CMD_802_11_GET_LOG:
1222 ret = wlan_cmd_802_11_get_log(priv, cmdptr);
1223 break;
1224
1225 case CMD_802_11_AUTHENTICATE:
1226 ret = libertas_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
1227 break;
1228
1229 case CMD_802_11_GET_STAT:
1230 ret = wlan_cmd_802_11_get_stat(priv, cmdptr);
1231 break;
1232
1233 case CMD_802_11_SNMP_MIB:
1234 ret = wlan_cmd_802_11_snmp_mib(priv, cmdptr,
1235 cmd_action, cmd_oid, pdata_buf);
1236 break;
1237
1238 case CMD_MAC_REG_ACCESS:
1239 case CMD_BBP_REG_ACCESS:
1240 case CMD_RF_REG_ACCESS:
1241 ret = wlan_cmd_reg_access(priv, cmdptr, cmd_action, pdata_buf);
1242 break;
1243
1244 case CMD_802_11_RF_CHANNEL:
1245 ret = wlan_cmd_802_11_rf_channel(priv, cmdptr,
1246 cmd_action, pdata_buf);
1247 break;
1248
1249 case CMD_802_11_RF_TX_POWER:
1250 ret = wlan_cmd_802_11_rf_tx_power(priv, cmdptr,
1251 cmd_action, pdata_buf);
1252 break;
1253
1254 case CMD_802_11_RADIO_CONTROL:
1255 ret = wlan_cmd_802_11_radio_control(priv, cmdptr, cmd_action);
1256 break;
1257
1258 case CMD_802_11_DATA_RATE:
1259 ret = wlan_cmd_802_11_data_rate(priv, cmdptr, cmd_action);
1260 break;
1261 case CMD_802_11_RATE_ADAPT_RATESET:
1262 ret = wlan_cmd_802_11_rate_adapt_rateset(priv,
1263 cmdptr, cmd_action);
1264 break;
1265
1266 case CMD_MAC_MULTICAST_ADR:
1267 ret = wlan_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
1268 break;
1269
1270 case CMD_802_11_MONITOR_MODE:
1271 ret = wlan_cmd_802_11_monitor_mode(priv, cmdptr,
1272 cmd_action, pdata_buf);
1273 break;
1274
1275 case CMD_802_11_AD_HOC_JOIN:
1276 ret = libertas_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
1277 break;
1278
1279 case CMD_802_11_RSSI:
1280 ret = wlan_cmd_802_11_rssi(priv, cmdptr);
1281 break;
1282
1283 case CMD_802_11_AD_HOC_STOP:
1284 ret = libertas_cmd_80211_ad_hoc_stop(priv, cmdptr);
1285 break;
1286
1287 case CMD_802_11_ENABLE_RSN:
1288 ret = wlan_cmd_802_11_enable_rsn(priv, cmdptr, cmd_action,
1289 pdata_buf);
1290 break;
1291
1292 case CMD_802_11_KEY_MATERIAL:
1293 ret = wlan_cmd_802_11_key_material(priv, cmdptr, cmd_action,
1294 cmd_oid, pdata_buf);
1295 break;
1296
1297 case CMD_802_11_PAIRWISE_TSC:
1298 break;
1299 case CMD_802_11_GROUP_TSC:
1300 break;
1301
1302 case CMD_802_11_MAC_ADDRESS:
1303 ret = wlan_cmd_802_11_mac_address(priv, cmdptr, cmd_action);
1304 break;
1305
1306 case CMD_802_11_EEPROM_ACCESS:
1307 ret = wlan_cmd_802_11_eeprom_access(priv, cmdptr,
1308 cmd_action, pdata_buf);
1309 break;
1310
1311 case CMD_802_11_SET_AFC:
1312 case CMD_802_11_GET_AFC:
1313
1314 cmdptr->command = cpu_to_le16(cmd_no);
1315 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) +
1316 S_DS_GEN);
1317
1318 memmove(&cmdptr->params.afc,
1319 pdata_buf, sizeof(struct cmd_ds_802_11_afc));
1320
1321 ret = 0;
1322 goto done;
1323
1324 case CMD_802_11D_DOMAIN_INFO:
1325 ret = libertas_cmd_802_11d_domain_info(priv, cmdptr,
1326 cmd_no, cmd_action);
1327 break;
1328
1329 case CMD_802_11_SLEEP_PARAMS:
1330 ret = wlan_cmd_802_11_sleep_params(priv, cmdptr, cmd_action);
1331 break;
1332 case CMD_802_11_INACTIVITY_TIMEOUT:
1333 ret = wlan_cmd_802_11_inactivity_timeout(priv, cmdptr,
1334 cmd_action, pdata_buf);
1335 libertas_set_cmd_ctrl_node(priv, cmdnode, 0, 0, pdata_buf);
1336 break;
1337
1338 case CMD_802_11_TPC_CFG:
1339 cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG);
1340 cmdptr->size =
1341 cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) +
1342 S_DS_GEN);
1343
1344 memmove(&cmdptr->params.tpccfg,
1345 pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg));
1346
1347 ret = 0;
1348 break;
1349 case CMD_802_11_LED_GPIO_CTRL:
1350 {
1351 struct mrvlietypes_ledgpio *gpio =
1352 (struct mrvlietypes_ledgpio*)
1353 cmdptr->params.ledgpio.data;
1354
1355 memmove(&cmdptr->params.ledgpio,
1356 pdata_buf,
1357 sizeof(struct cmd_ds_802_11_led_ctrl));
1358
1359 cmdptr->command =
1360 cpu_to_le16(CMD_802_11_LED_GPIO_CTRL);
1361
1362 #define ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN 8
1363 cmdptr->size =
1364 cpu_to_le16(gpio->header.len + S_DS_GEN +
1365 ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN);
1366 gpio->header.len = cpu_to_le16(gpio->header.len);
1367
1368 ret = 0;
1369 break;
1370 }
1371 case CMD_802_11_PWR_CFG:
1372 cmdptr->command = cpu_to_le16(CMD_802_11_PWR_CFG);
1373 cmdptr->size =
1374 cpu_to_le16(sizeof(struct cmd_ds_802_11_pwr_cfg) +
1375 S_DS_GEN);
1376 memmove(&cmdptr->params.pwrcfg, pdata_buf,
1377 sizeof(struct cmd_ds_802_11_pwr_cfg));
1378
1379 ret = 0;
1380 break;
1381 case CMD_BT_ACCESS:
1382 ret = wlan_cmd_bt_access(priv, cmdptr, cmd_action, pdata_buf);
1383 break;
1384
1385 case CMD_FWT_ACCESS:
1386 ret = wlan_cmd_fwt_access(priv, cmdptr, cmd_action, pdata_buf);
1387 break;
1388
1389 case CMD_MESH_ACCESS:
1390 ret = wlan_cmd_mesh_access(priv, cmdptr, cmd_action, pdata_buf);
1391 break;
1392
1393 case CMD_SET_BOOT2_VER:
1394 ret = wlan_cmd_set_boot2_ver(priv, cmdptr, cmd_action, pdata_buf);
1395 break;
1396
1397 case CMD_GET_TSF:
1398 cmdptr->command = cpu_to_le16(CMD_GET_TSF);
1399 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_get_tsf) +
1400 S_DS_GEN);
1401 ret = 0;
1402 break;
1403 default:
1404 lbs_deb_host("PREP_CMD: unknown command 0x%04x\n", cmd_no);
1405 ret = -1;
1406 break;
1407 }
1408
1409 /* return error, since the command preparation failed */
1410 if (ret != 0) {
1411 lbs_deb_host("PREP_CMD: command preparation failed\n");
1412 libertas_cleanup_and_insert_cmd(priv, cmdnode);
1413 ret = -1;
1414 goto done;
1415 }
1416
1417 cmdnode->cmdwaitqwoken = 0;
1418
1419 libertas_queue_cmd(adapter, cmdnode, 1);
1420 wake_up_interruptible(&priv->waitq);
1421
1422 if (wait_option & CMD_OPTION_WAITFORRSP) {
1423 lbs_deb_host("PREP_CMD: wait for response\n");
1424 might_sleep();
1425 wait_event_interruptible(cmdnode->cmdwait_q,
1426 cmdnode->cmdwaitqwoken);
1427 }
1428
1429 spin_lock_irqsave(&adapter->driver_lock, flags);
1430 if (adapter->cur_cmd_retcode) {
1431 lbs_deb_host("PREP_CMD: command failed with return code %d\n",
1432 adapter->cur_cmd_retcode);
1433 adapter->cur_cmd_retcode = 0;
1434 ret = -1;
1435 }
1436 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1437
1438 done:
1439 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1440 return ret;
1441 }
1442 EXPORT_SYMBOL_GPL(libertas_prepare_and_send_command);
1443
1444 /**
1445 * @brief This function allocates the command buffer and link
1446 * it to command free queue.
1447 *
1448 * @param priv A pointer to wlan_private structure
1449 * @return 0 or -1
1450 */
1451 int libertas_allocate_cmd_buffer(wlan_private * priv)
1452 {
1453 int ret = 0;
1454 u32 ulbufsize;
1455 u32 i;
1456 struct cmd_ctrl_node *tempcmd_array;
1457 u8 *ptempvirtualaddr;
1458 wlan_adapter *adapter = priv->adapter;
1459
1460 lbs_deb_enter(LBS_DEB_HOST);
1461
1462 /* Allocate and initialize cmdCtrlNode */
1463 ulbufsize = sizeof(struct cmd_ctrl_node) * MRVDRV_NUM_OF_CMD_BUFFER;
1464
1465 if (!(tempcmd_array = kzalloc(ulbufsize, GFP_KERNEL))) {
1466 lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n");
1467 ret = -1;
1468 goto done;
1469 }
1470 adapter->cmd_array = tempcmd_array;
1471
1472 /* Allocate and initialize command buffers */
1473 ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER;
1474 for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
1475 if (!(ptempvirtualaddr = kzalloc(ulbufsize, GFP_KERNEL))) {
1476 lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n");
1477 ret = -1;
1478 goto done;
1479 }
1480
1481 /* Update command buffer virtual */
1482 tempcmd_array[i].bufvirtualaddr = ptempvirtualaddr;
1483 }
1484
1485 for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
1486 init_waitqueue_head(&tempcmd_array[i].cmdwait_q);
1487 libertas_cleanup_and_insert_cmd(priv, &tempcmd_array[i]);
1488 }
1489
1490 ret = 0;
1491
1492 done:
1493 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1494 return ret;
1495 }
1496
1497 /**
1498 * @brief This function frees the command buffer.
1499 *
1500 * @param priv A pointer to wlan_private structure
1501 * @return 0 or -1
1502 */
1503 int libertas_free_cmd_buffer(wlan_private * priv)
1504 {
1505 u32 ulbufsize; /* Someone needs to die for this. Slowly and painfully */
1506 unsigned int i;
1507 struct cmd_ctrl_node *tempcmd_array;
1508 wlan_adapter *adapter = priv->adapter;
1509
1510 lbs_deb_enter(LBS_DEB_HOST);
1511
1512 /* need to check if cmd array is allocated or not */
1513 if (adapter->cmd_array == NULL) {
1514 lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n");
1515 goto done;
1516 }
1517
1518 tempcmd_array = adapter->cmd_array;
1519
1520 /* Release shared memory buffers */
1521 ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER;
1522 for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) {
1523 if (tempcmd_array[i].bufvirtualaddr) {
1524 kfree(tempcmd_array[i].bufvirtualaddr);
1525 tempcmd_array[i].bufvirtualaddr = NULL;
1526 }
1527 }
1528
1529 /* Release cmd_ctrl_node */
1530 if (adapter->cmd_array) {
1531 kfree(adapter->cmd_array);
1532 adapter->cmd_array = NULL;
1533 }
1534
1535 done:
1536 lbs_deb_leave(LBS_DEB_HOST);
1537 return 0;
1538 }
1539
1540 /**
1541 * @brief This function gets a free command node if available in
1542 * command free queue.
1543 *
1544 * @param priv A pointer to wlan_private structure
1545 * @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL
1546 */
1547 struct cmd_ctrl_node *libertas_get_free_cmd_ctrl_node(wlan_private * priv)
1548 {
1549 struct cmd_ctrl_node *tempnode;
1550 wlan_adapter *adapter = priv->adapter;
1551 unsigned long flags;
1552
1553 lbs_deb_enter(LBS_DEB_HOST);
1554
1555 if (!adapter)
1556 return NULL;
1557
1558 spin_lock_irqsave(&adapter->driver_lock, flags);
1559
1560 if (!list_empty(&adapter->cmdfreeq)) {
1561 tempnode = (struct cmd_ctrl_node *)adapter->cmdfreeq.next;
1562 list_del((struct list_head *)tempnode);
1563 } else {
1564 lbs_deb_host("GET_CMD_NODE: cmd_ctrl_node is not available\n");
1565 tempnode = NULL;
1566 }
1567
1568 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1569
1570 if (tempnode)
1571 cleanup_cmdnode(tempnode);
1572
1573 lbs_deb_leave(LBS_DEB_HOST);
1574 return tempnode;
1575 }
1576
1577 /**
1578 * @brief This function cleans command node.
1579 *
1580 * @param ptempnode A pointer to cmdCtrlNode structure
1581 * @return n/a
1582 */
1583 static void cleanup_cmdnode(struct cmd_ctrl_node *ptempnode)
1584 {
1585 lbs_deb_enter(LBS_DEB_HOST);
1586
1587 if (!ptempnode)
1588 return;
1589 ptempnode->cmdwaitqwoken = 1;
1590 wake_up_interruptible(&ptempnode->cmdwait_q);
1591 ptempnode->status = 0;
1592 ptempnode->cmd_oid = (u32) 0;
1593 ptempnode->wait_option = 0;
1594 ptempnode->pdata_buf = NULL;
1595
1596 if (ptempnode->bufvirtualaddr != NULL)
1597 memset(ptempnode->bufvirtualaddr, 0, MRVDRV_SIZE_OF_CMD_BUFFER);
1598
1599 lbs_deb_leave(LBS_DEB_HOST);
1600 }
1601
1602 /**
1603 * @brief This function initializes the command node.
1604 *
1605 * @param priv A pointer to wlan_private structure
1606 * @param ptempnode A pointer to cmd_ctrl_node structure
1607 * @param cmd_oid cmd oid: treated as sub command
1608 * @param wait_option wait option: wait response or not
1609 * @param pdata_buf A pointer to informaion buffer
1610 * @return 0 or -1
1611 */
1612 void libertas_set_cmd_ctrl_node(wlan_private * priv,
1613 struct cmd_ctrl_node *ptempnode,
1614 u32 cmd_oid, u16 wait_option, void *pdata_buf)
1615 {
1616 lbs_deb_enter(LBS_DEB_HOST);
1617
1618 if (!ptempnode)
1619 return;
1620
1621 ptempnode->cmd_oid = cmd_oid;
1622 ptempnode->wait_option = wait_option;
1623 ptempnode->pdata_buf = pdata_buf;
1624
1625 lbs_deb_leave(LBS_DEB_HOST);
1626 }
1627
1628 /**
1629 * @brief This function executes next command in command
1630 * pending queue. It will put fimware back to PS mode
1631 * if applicable.
1632 *
1633 * @param priv A pointer to wlan_private structure
1634 * @return 0 or -1
1635 */
1636 int libertas_execute_next_command(wlan_private * priv)
1637 {
1638 wlan_adapter *adapter = priv->adapter;
1639 struct cmd_ctrl_node *cmdnode = NULL;
1640 struct cmd_ds_command *cmdptr;
1641 unsigned long flags;
1642 int ret = 0;
1643
1644 // Debug group is LBS_DEB_THREAD and not LBS_DEB_HOST, because the
1645 // only caller to us is libertas_thread() and we get even when a
1646 // data packet is received
1647 lbs_deb_enter(LBS_DEB_THREAD);
1648
1649 spin_lock_irqsave(&adapter->driver_lock, flags);
1650
1651 if (adapter->cur_cmd) {
1652 lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n");
1653 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1654 ret = -1;
1655 goto done;
1656 }
1657
1658 if (!list_empty(&adapter->cmdpendingq)) {
1659 cmdnode = (struct cmd_ctrl_node *)
1660 adapter->cmdpendingq.next;
1661 }
1662
1663 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1664
1665 if (cmdnode) {
1666 cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
1667
1668 if (is_command_allowed_in_ps(cmdptr->command)) {
1669 if ((adapter->psstate == PS_STATE_SLEEP) ||
1670 (adapter->psstate == PS_STATE_PRE_SLEEP)) {
1671 lbs_deb_host(
1672 "EXEC_NEXT_CMD: cannot send cmd 0x%04x in psstate %d\n",
1673 le16_to_cpu(cmdptr->command),
1674 adapter->psstate);
1675 ret = -1;
1676 goto done;
1677 }
1678 lbs_deb_host("EXEC_NEXT_CMD: OK to send command "
1679 "0x%04x in psstate %d\n",
1680 le16_to_cpu(cmdptr->command),
1681 adapter->psstate);
1682 } else if (adapter->psstate != PS_STATE_FULL_POWER) {
1683 /*
1684 * 1. Non-PS command:
1685 * Queue it. set needtowakeup to TRUE if current state
1686 * is SLEEP, otherwise call libertas_ps_wakeup to send Exit_PS.
1687 * 2. PS command but not Exit_PS:
1688 * Ignore it.
1689 * 3. PS command Exit_PS:
1690 * Set needtowakeup to TRUE if current state is SLEEP,
1691 * otherwise send this command down to firmware
1692 * immediately.
1693 */
1694 if (cmdptr->command !=
1695 cpu_to_le16(CMD_802_11_PS_MODE)) {
1696 /* Prepare to send Exit PS,
1697 * this non PS command will be sent later */
1698 if ((adapter->psstate == PS_STATE_SLEEP)
1699 || (adapter->psstate == PS_STATE_PRE_SLEEP)
1700 ) {
1701 /* w/ new scheme, it will not reach here.
1702 since it is blocked in main_thread. */
1703 adapter->needtowakeup = 1;
1704 } else
1705 libertas_ps_wakeup(priv, 0);
1706
1707 ret = 0;
1708 goto done;
1709 } else {
1710 /*
1711 * PS command. Ignore it if it is not Exit_PS.
1712 * otherwise send it down immediately.
1713 */
1714 struct cmd_ds_802_11_ps_mode *psm =
1715 &cmdptr->params.psmode;
1716
1717 lbs_deb_host(
1718 "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n",
1719 psm->action);
1720 if (psm->action !=
1721 cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
1722 lbs_deb_host(
1723 "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n");
1724 list_del((struct list_head *)cmdnode);
1725 libertas_cleanup_and_insert_cmd(priv, cmdnode);
1726
1727 ret = 0;
1728 goto done;
1729 }
1730
1731 if ((adapter->psstate == PS_STATE_SLEEP) ||
1732 (adapter->psstate == PS_STATE_PRE_SLEEP)) {
1733 lbs_deb_host(
1734 "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n");
1735 list_del((struct list_head *)cmdnode);
1736 libertas_cleanup_and_insert_cmd(priv, cmdnode);
1737 adapter->needtowakeup = 1;
1738
1739 ret = 0;
1740 goto done;
1741 }
1742
1743 lbs_deb_host(
1744 "EXEC_NEXT_CMD: sending EXIT_PS\n");
1745 }
1746 }
1747 list_del((struct list_head *)cmdnode);
1748 lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
1749 le16_to_cpu(cmdptr->command));
1750 DownloadcommandToStation(priv, cmdnode);
1751 } else {
1752 /*
1753 * check if in power save mode, if yes, put the device back
1754 * to PS mode
1755 */
1756 if ((adapter->psmode != WLAN802_11POWERMODECAM) &&
1757 (adapter->psstate == PS_STATE_FULL_POWER) &&
1758 (adapter->connect_status == LIBERTAS_CONNECTED)) {
1759 if (adapter->secinfo.WPAenabled ||
1760 adapter->secinfo.WPA2enabled) {
1761 /* check for valid WPA group keys */
1762 if (adapter->wpa_mcast_key.len ||
1763 adapter->wpa_unicast_key.len) {
1764 lbs_deb_host(
1765 "EXEC_NEXT_CMD: WPA enabled and GTK_SET"
1766 " go back to PS_SLEEP");
1767 libertas_ps_sleep(priv, 0);
1768 }
1769 } else {
1770 lbs_deb_host(
1771 "EXEC_NEXT_CMD: cmdpendingq empty, "
1772 "go back to PS_SLEEP");
1773 libertas_ps_sleep(priv, 0);
1774 }
1775 }
1776 }
1777
1778 ret = 0;
1779 done:
1780 lbs_deb_leave(LBS_DEB_THREAD);
1781 return ret;
1782 }
1783
1784 void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str)
1785 {
1786 union iwreq_data iwrq;
1787 u8 buf[50];
1788
1789 lbs_deb_enter(LBS_DEB_WEXT);
1790
1791 memset(&iwrq, 0, sizeof(union iwreq_data));
1792 memset(buf, 0, sizeof(buf));
1793
1794 snprintf(buf, sizeof(buf) - 1, "%s", str);
1795
1796 iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN;
1797
1798 /* Send Event to upper layer */
1799 lbs_deb_wext("event indication string %s\n", (char *)buf);
1800 lbs_deb_wext("event indication length %d\n", iwrq.data.length);
1801 lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str);
1802
1803 wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf);
1804
1805 lbs_deb_leave(LBS_DEB_WEXT);
1806 }
1807
1808 static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size)
1809 {
1810 unsigned long flags;
1811 wlan_adapter *adapter = priv->adapter;
1812 int ret = 0;
1813
1814 lbs_deb_enter(LBS_DEB_HOST);
1815
1816 lbs_deb_host("SEND_SLEEPC_CMD: before download, cmd size %d\n",
1817 size);
1818
1819 lbs_deb_hex(LBS_DEB_HOST, "sleep confirm command", cmdptr, size);
1820
1821 ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size);
1822 priv->dnld_sent = DNLD_RES_RECEIVED;
1823
1824 spin_lock_irqsave(&adapter->driver_lock, flags);
1825 if (adapter->intcounter || adapter->currenttxskb)
1826 lbs_deb_host("SEND_SLEEPC_CMD: intcounter %d, currenttxskb %p\n",
1827 adapter->intcounter, adapter->currenttxskb);
1828 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1829
1830 if (ret) {
1831 lbs_pr_alert(
1832 "SEND_SLEEPC_CMD: Host to Card failed for Confirm Sleep\n");
1833 } else {
1834 spin_lock_irqsave(&adapter->driver_lock, flags);
1835 if (!adapter->intcounter) {
1836 adapter->psstate = PS_STATE_SLEEP;
1837 } else {
1838 lbs_deb_host("SEND_SLEEPC_CMD: after sent, intcounter %d\n",
1839 adapter->intcounter);
1840 }
1841 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1842
1843 lbs_deb_host("SEND_SLEEPC_CMD: sent confirm sleep\n");
1844 }
1845
1846 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1847 return ret;
1848 }
1849
1850 void libertas_ps_sleep(wlan_private * priv, int wait_option)
1851 {
1852 lbs_deb_enter(LBS_DEB_HOST);
1853
1854 /*
1855 * PS is currently supported only in Infrastructure mode
1856 * Remove this check if it is to be supported in IBSS mode also
1857 */
1858
1859 libertas_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
1860 CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL);
1861
1862 lbs_deb_leave(LBS_DEB_HOST);
1863 }
1864
1865 /**
1866 * @brief This function sends Exit_PS command to firmware.
1867 *
1868 * @param priv A pointer to wlan_private structure
1869 * @param wait_option wait response or not
1870 * @return n/a
1871 */
1872 void libertas_ps_wakeup(wlan_private * priv, int wait_option)
1873 {
1874 __le32 Localpsmode;
1875
1876 lbs_deb_enter(LBS_DEB_HOST);
1877
1878 Localpsmode = cpu_to_le32(WLAN802_11POWERMODECAM);
1879
1880 libertas_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
1881 CMD_SUBCMD_EXIT_PS,
1882 wait_option, 0, &Localpsmode);
1883
1884 lbs_deb_leave(LBS_DEB_HOST);
1885 }
1886
1887 /**
1888 * @brief This function checks condition and prepares to
1889 * send sleep confirm command to firmware if ok.
1890 *
1891 * @param priv A pointer to wlan_private structure
1892 * @param psmode Power Saving mode
1893 * @return n/a
1894 */
1895 void libertas_ps_confirm_sleep(wlan_private * priv, u16 psmode)
1896 {
1897 unsigned long flags =0;
1898 wlan_adapter *adapter = priv->adapter;
1899 u8 allowed = 1;
1900
1901 lbs_deb_enter(LBS_DEB_HOST);
1902
1903 if (priv->dnld_sent) {
1904 allowed = 0;
1905 lbs_deb_host("dnld_sent was set");
1906 }
1907
1908 spin_lock_irqsave(&adapter->driver_lock, flags);
1909 if (adapter->cur_cmd) {
1910 allowed = 0;
1911 lbs_deb_host("cur_cmd was set");
1912 }
1913 if (adapter->intcounter > 0) {
1914 allowed = 0;
1915 lbs_deb_host("intcounter %d", adapter->intcounter);
1916 }
1917 spin_unlock_irqrestore(&adapter->driver_lock, flags);
1918
1919 if (allowed) {
1920 lbs_deb_host("sending libertas_ps_confirm_sleep\n");
1921 sendconfirmsleep(priv, (u8 *) & adapter->libertas_ps_confirm_sleep,
1922 sizeof(struct PS_CMD_ConfirmSleep));
1923 } else {
1924 lbs_deb_host("sleep confirm has been delayed\n");
1925 }
1926
1927 lbs_deb_leave(LBS_DEB_HOST);
1928 }
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