2 * This file contains the handling of command.
3 * It prepares command and sends it to firmware when it is ready.
6 #include <net/iw_handler.h>
16 static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv);
17 static void lbs_set_cmd_ctrl_node(struct lbs_private *priv,
18 struct cmd_ctrl_node *ptempnode,
23 * @brief Checks whether a command is allowed in Power Save mode
25 * @param command the command ID
26 * @return 1 if allowed, 0 if not allowed
28 static u8 is_command_allowed_in_ps(u16 cmd)
40 * @brief Updates the hardware details like MAC address and regulatory region
42 * @param priv A pointer to struct lbs_private structure
44 * @return 0 on success, error on failure
46 int lbs_update_hw_spec(struct lbs_private *priv)
48 struct cmd_ds_get_hw_spec cmd;
53 lbs_deb_enter(LBS_DEB_CMD);
55 memset(&cmd, 0, sizeof(cmd));
56 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
57 memcpy(cmd.permanentaddr, priv->current_addr, ETH_ALEN);
58 ret = lbs_cmd_with_response(priv, CMD_GET_HW_SPEC, &cmd);
62 priv->fwcapinfo = le32_to_cpu(cmd.fwcapinfo);
63 memcpy(priv->fwreleasenumber, cmd.fwreleasenumber, 4);
65 lbs_deb_cmd("GET_HW_SPEC: firmware release %u.%u.%up%u\n",
66 priv->fwreleasenumber[2], priv->fwreleasenumber[1],
67 priv->fwreleasenumber[0], priv->fwreleasenumber[3]);
68 lbs_deb_cmd("GET_HW_SPEC: MAC addr %s\n",
69 print_mac(mac, cmd.permanentaddr));
70 lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n",
71 cmd.hwifversion, cmd.version);
73 /* Clamp region code to 8-bit since FW spec indicates that it should
74 * only ever be 8-bit, even though the field size is 16-bit. Some firmware
75 * returns non-zero high 8 bits here.
77 priv->regioncode = le16_to_cpu(cmd.regioncode) & 0xFF;
79 for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) {
80 /* use the region code to search for the index */
81 if (priv->regioncode == lbs_region_code_to_index[i])
85 /* if it's unidentified region code, use the default (USA) */
86 if (i >= MRVDRV_MAX_REGION_CODE) {
87 priv->regioncode = 0x10;
88 lbs_pr_info("unidentified region code; using the default (USA)\n");
91 if (priv->current_addr[0] == 0xff)
92 memmove(priv->current_addr, cmd.permanentaddr, ETH_ALEN);
94 memcpy(priv->dev->dev_addr, priv->current_addr, ETH_ALEN);
96 memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
98 if (lbs_set_regiontable(priv, priv->regioncode, 0)) {
103 if (lbs_set_universaltable(priv, 0)) {
109 lbs_deb_leave(LBS_DEB_CMD);
113 int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria)
115 struct cmd_ds_host_sleep cmd_config;
118 cmd_config.criteria = cpu_to_le32(criteria);
119 cmd_config.gpio = priv->wol_gpio;
120 cmd_config.gap = priv->wol_gap;
122 ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config);
124 lbs_deb_cmd("Set WOL criteria to %x\n", criteria);
125 priv->wol_criteria = criteria;
127 lbs_pr_info("HOST_SLEEP_CFG failed %d\n", ret);
132 EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg);
134 static int lbs_cmd_802_11_ps_mode(struct lbs_private *priv,
135 struct cmd_ds_command *cmd,
138 struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
140 lbs_deb_enter(LBS_DEB_CMD);
142 cmd->command = cpu_to_le16(CMD_802_11_PS_MODE);
143 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
145 psm->action = cpu_to_le16(cmd_action);
146 psm->multipledtim = 0;
147 switch (cmd_action) {
148 case CMD_SUBCMD_ENTER_PS:
149 lbs_deb_cmd("PS command:" "SubCode- Enter PS\n");
151 psm->locallisteninterval = 0;
152 psm->nullpktinterval = 0;
154 cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM);
157 case CMD_SUBCMD_EXIT_PS:
158 lbs_deb_cmd("PS command:" "SubCode- Exit PS\n");
161 case CMD_SUBCMD_SLEEP_CONFIRMED:
162 lbs_deb_cmd("PS command: SubCode- sleep confirm\n");
169 lbs_deb_leave(LBS_DEB_CMD);
173 static int lbs_cmd_802_11_inactivity_timeout(struct lbs_private *priv,
174 struct cmd_ds_command *cmd,
175 u16 cmd_action, void *pdata_buf)
177 u16 *timeout = pdata_buf;
179 lbs_deb_enter(LBS_DEB_CMD);
181 cmd->command = cpu_to_le16(CMD_802_11_INACTIVITY_TIMEOUT);
183 cpu_to_le16(sizeof(struct cmd_ds_802_11_inactivity_timeout)
186 cmd->params.inactivity_timeout.action = cpu_to_le16(cmd_action);
189 cmd->params.inactivity_timeout.timeout = cpu_to_le16(*timeout);
191 cmd->params.inactivity_timeout.timeout = 0;
193 lbs_deb_leave(LBS_DEB_CMD);
197 static int lbs_cmd_802_11_sleep_params(struct lbs_private *priv,
198 struct cmd_ds_command *cmd,
201 struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params;
203 lbs_deb_enter(LBS_DEB_CMD);
205 cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) +
207 cmd->command = cpu_to_le16(CMD_802_11_SLEEP_PARAMS);
209 if (cmd_action == CMD_ACT_GET) {
210 memset(&priv->sp, 0, sizeof(struct sleep_params));
211 memset(sp, 0, sizeof(struct cmd_ds_802_11_sleep_params));
212 sp->action = cpu_to_le16(cmd_action);
213 } else if (cmd_action == CMD_ACT_SET) {
214 sp->action = cpu_to_le16(cmd_action);
215 sp->error = cpu_to_le16(priv->sp.sp_error);
216 sp->offset = cpu_to_le16(priv->sp.sp_offset);
217 sp->stabletime = cpu_to_le16(priv->sp.sp_stabletime);
218 sp->calcontrol = (u8) priv->sp.sp_calcontrol;
219 sp->externalsleepclk = (u8) priv->sp.sp_extsleepclk;
220 sp->reserved = cpu_to_le16(priv->sp.sp_reserved);
223 lbs_deb_leave(LBS_DEB_CMD);
227 static int lbs_cmd_802_11_set_wep(struct lbs_private *priv,
228 struct cmd_ds_command *cmd,
232 struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep;
234 struct assoc_request * assoc_req = pdata_buf;
236 lbs_deb_enter(LBS_DEB_CMD);
238 cmd->command = cpu_to_le16(CMD_802_11_SET_WEP);
239 cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN);
241 if (cmd_act == CMD_ACT_ADD) {
245 lbs_deb_cmd("Invalid association request!\n");
250 wep->action = cpu_to_le16(CMD_ACT_ADD);
252 /* default tx key index */
253 wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx &
254 (u32)CMD_WEP_KEY_INDEX_MASK));
256 /* Copy key types and material to host command structure */
257 for (i = 0; i < 4; i++) {
258 struct enc_key * pkey = &assoc_req->wep_keys[i];
262 wep->keytype[i] = CMD_TYPE_WEP_40_BIT;
263 memmove(&wep->keymaterial[i], pkey->key,
265 lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
267 case KEY_LEN_WEP_104:
268 wep->keytype[i] = CMD_TYPE_WEP_104_BIT;
269 memmove(&wep->keymaterial[i], pkey->key,
271 lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
276 lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
283 } else if (cmd_act == CMD_ACT_REMOVE) {
284 /* ACT_REMOVE clears _all_ WEP keys */
285 wep->action = cpu_to_le16(CMD_ACT_REMOVE);
287 /* default tx key index */
288 wep->keyindex = cpu_to_le16((u16)(priv->wep_tx_keyidx &
289 (u32)CMD_WEP_KEY_INDEX_MASK));
290 lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx);
296 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
300 static int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv,
301 struct cmd_ds_command *cmd,
305 struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn;
306 u32 * enable = pdata_buf;
308 lbs_deb_enter(LBS_DEB_CMD);
310 cmd->command = cpu_to_le16(CMD_802_11_ENABLE_RSN);
311 cmd->size = cpu_to_le16(sizeof(*penableRSN) + S_DS_GEN);
312 penableRSN->action = cpu_to_le16(cmd_action);
314 if (cmd_action == CMD_ACT_SET) {
316 penableRSN->enable = cpu_to_le16(CMD_ENABLE_RSN);
318 penableRSN->enable = cpu_to_le16(CMD_DISABLE_RSN);
319 lbs_deb_cmd("ENABLE_RSN: %d\n", *enable);
322 lbs_deb_leave(LBS_DEB_CMD);
327 static ssize_t lbs_tlv_size(const u8 *tlv, u16 size)
330 struct mrvlietypesheader *tlv_h;
333 tlv_h = (struct mrvlietypesheader *) tlv;
336 length = le16_to_cpu(tlv_h->len) +
337 sizeof(struct mrvlietypesheader);
345 static void lbs_cmd_802_11_subscribe_event(struct lbs_private *priv,
346 struct cmd_ds_command *cmd, u16 cmd_action,
349 struct cmd_ds_802_11_subscribe_event *events =
350 (struct cmd_ds_802_11_subscribe_event *) pdata_buf;
352 /* pdata_buf points to a struct cmd_ds_802_11_subscribe_event and room
353 * for various Marvell TLVs */
355 lbs_deb_enter(LBS_DEB_CMD);
357 cmd->size = cpu_to_le16(sizeof(*events)
358 - sizeof(events->tlv)
360 cmd->params.subscribe_event.action = cpu_to_le16(cmd_action);
361 if (cmd_action == CMD_ACT_GET) {
362 cmd->params.subscribe_event.events = 0;
364 ssize_t sz = lbs_tlv_size(events->tlv, sizeof(events->tlv));
365 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) + sz);
366 cmd->params.subscribe_event.events = events->events;
367 memcpy(cmd->params.subscribe_event.tlv, events->tlv, sz);
370 lbs_deb_leave(LBS_DEB_CMD);
373 static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset,
374 struct enc_key * pkey)
376 lbs_deb_enter(LBS_DEB_CMD);
378 if (pkey->flags & KEY_INFO_WPA_ENABLED) {
379 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED);
381 if (pkey->flags & KEY_INFO_WPA_UNICAST) {
382 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST);
384 if (pkey->flags & KEY_INFO_WPA_MCAST) {
385 pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST);
388 pkeyparamset->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
389 pkeyparamset->keytypeid = cpu_to_le16(pkey->type);
390 pkeyparamset->keylen = cpu_to_le16(pkey->len);
391 memcpy(pkeyparamset->key, pkey->key, pkey->len);
392 pkeyparamset->length = cpu_to_le16( sizeof(pkeyparamset->keytypeid)
393 + sizeof(pkeyparamset->keyinfo)
394 + sizeof(pkeyparamset->keylen)
395 + sizeof(pkeyparamset->key));
396 lbs_deb_leave(LBS_DEB_CMD);
399 static int lbs_cmd_802_11_key_material(struct lbs_private *priv,
400 struct cmd_ds_command *cmd,
402 u32 cmd_oid, void *pdata_buf)
404 struct cmd_ds_802_11_key_material *pkeymaterial =
405 &cmd->params.keymaterial;
406 struct assoc_request * assoc_req = pdata_buf;
410 lbs_deb_enter(LBS_DEB_CMD);
412 cmd->command = cpu_to_le16(CMD_802_11_KEY_MATERIAL);
413 pkeymaterial->action = cpu_to_le16(cmd_action);
415 if (cmd_action == CMD_ACT_GET) {
416 cmd->size = cpu_to_le16(S_DS_GEN + sizeof (pkeymaterial->action));
421 memset(&pkeymaterial->keyParamSet, 0, sizeof(pkeymaterial->keyParamSet));
423 if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
424 set_one_wpa_key(&pkeymaterial->keyParamSet[index],
425 &assoc_req->wpa_unicast_key);
429 if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) {
430 set_one_wpa_key(&pkeymaterial->keyParamSet[index],
431 &assoc_req->wpa_mcast_key);
435 cmd->size = cpu_to_le16( S_DS_GEN
436 + sizeof (pkeymaterial->action)
437 + (index * sizeof(struct MrvlIEtype_keyParamSet)));
442 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
446 static int lbs_cmd_802_11_reset(struct lbs_private *priv,
447 struct cmd_ds_command *cmd, int cmd_action)
449 struct cmd_ds_802_11_reset *reset = &cmd->params.reset;
451 lbs_deb_enter(LBS_DEB_CMD);
453 cmd->command = cpu_to_le16(CMD_802_11_RESET);
454 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset) + S_DS_GEN);
455 reset->action = cpu_to_le16(cmd_action);
457 lbs_deb_leave(LBS_DEB_CMD);
461 static int lbs_cmd_802_11_get_log(struct lbs_private *priv,
462 struct cmd_ds_command *cmd)
464 lbs_deb_enter(LBS_DEB_CMD);
465 cmd->command = cpu_to_le16(CMD_802_11_GET_LOG);
467 cpu_to_le16(sizeof(struct cmd_ds_802_11_get_log) + S_DS_GEN);
469 lbs_deb_leave(LBS_DEB_CMD);
473 static int lbs_cmd_802_11_get_stat(struct lbs_private *priv,
474 struct cmd_ds_command *cmd)
476 lbs_deb_enter(LBS_DEB_CMD);
477 cmd->command = cpu_to_le16(CMD_802_11_GET_STAT);
479 cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) + S_DS_GEN);
481 lbs_deb_leave(LBS_DEB_CMD);
485 static int lbs_cmd_802_11_snmp_mib(struct lbs_private *priv,
486 struct cmd_ds_command *cmd,
488 int cmd_oid, void *pdata_buf)
490 struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
493 lbs_deb_enter(LBS_DEB_CMD);
495 lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
497 cmd->command = cpu_to_le16(CMD_802_11_SNMP_MIB);
498 cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN);
501 case OID_802_11_INFRASTRUCTURE_MODE:
503 u8 mode = (u8) (size_t) pdata_buf;
504 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
505 pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I);
506 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u8));
507 if (mode == IW_MODE_ADHOC) {
508 ucTemp = SNMP_MIB_VALUE_ADHOC;
510 /* Infra and Auto modes */
511 ucTemp = SNMP_MIB_VALUE_INFRA;
514 memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
519 case OID_802_11D_ENABLE:
523 pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I);
525 if (cmd_action == CMD_ACT_SET) {
526 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
527 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
528 ulTemp = *(u32 *)pdata_buf;
529 *((__le16 *)(pSNMPMIB->value)) =
530 cpu_to_le16((u16) ulTemp);
535 case OID_802_11_FRAGMENTATION_THRESHOLD:
539 pSNMPMIB->oid = cpu_to_le16((u16) FRAGTHRESH_I);
541 if (cmd_action == CMD_ACT_GET) {
542 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
543 } else if (cmd_action == CMD_ACT_SET) {
544 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
545 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
546 ulTemp = *((u32 *) pdata_buf);
547 *((__le16 *)(pSNMPMIB->value)) =
548 cpu_to_le16((u16) ulTemp);
555 case OID_802_11_RTS_THRESHOLD:
559 pSNMPMIB->oid = cpu_to_le16(RTSTHRESH_I);
561 if (cmd_action == CMD_ACT_GET) {
562 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
563 } else if (cmd_action == CMD_ACT_SET) {
564 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
565 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
566 ulTemp = *((u32 *)pdata_buf);
567 *(__le16 *)(pSNMPMIB->value) =
568 cpu_to_le16((u16) ulTemp);
573 case OID_802_11_TX_RETRYCOUNT:
574 pSNMPMIB->oid = cpu_to_le16((u16) SHORT_RETRYLIM_I);
576 if (cmd_action == CMD_ACT_GET) {
577 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
578 } else if (cmd_action == CMD_ACT_SET) {
579 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
580 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
581 *((__le16 *)(pSNMPMIB->value)) =
582 cpu_to_le16((u16) priv->txretrycount);
591 "SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
592 le16_to_cpu(cmd->command), le16_to_cpu(cmd->size),
593 le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result));
596 "SNMP_CMD: action 0x%x, oid 0x%x, oidsize 0x%x, value 0x%x\n",
597 le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid),
598 le16_to_cpu(pSNMPMIB->bufsize),
599 le16_to_cpu(*(__le16 *) pSNMPMIB->value));
601 lbs_deb_leave(LBS_DEB_CMD);
605 static int lbs_cmd_802_11_radio_control(struct lbs_private *priv,
606 struct cmd_ds_command *cmd,
609 struct cmd_ds_802_11_radio_control *pradiocontrol = &cmd->params.radio;
611 lbs_deb_enter(LBS_DEB_CMD);
614 cpu_to_le16((sizeof(struct cmd_ds_802_11_radio_control)) +
616 cmd->command = cpu_to_le16(CMD_802_11_RADIO_CONTROL);
618 pradiocontrol->action = cpu_to_le16(cmd_action);
620 switch (priv->preamble) {
621 case CMD_TYPE_SHORT_PREAMBLE:
622 pradiocontrol->control = cpu_to_le16(SET_SHORT_PREAMBLE);
625 case CMD_TYPE_LONG_PREAMBLE:
626 pradiocontrol->control = cpu_to_le16(SET_LONG_PREAMBLE);
629 case CMD_TYPE_AUTO_PREAMBLE:
631 pradiocontrol->control = cpu_to_le16(SET_AUTO_PREAMBLE);
636 pradiocontrol->control |= cpu_to_le16(TURN_ON_RF);
638 pradiocontrol->control &= cpu_to_le16(~TURN_ON_RF);
640 lbs_deb_leave(LBS_DEB_CMD);
644 static int lbs_cmd_802_11_rf_tx_power(struct lbs_private *priv,
645 struct cmd_ds_command *cmd,
646 u16 cmd_action, void *pdata_buf)
649 struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
651 lbs_deb_enter(LBS_DEB_CMD);
654 cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN);
655 cmd->command = cpu_to_le16(CMD_802_11_RF_TX_POWER);
656 prtp->action = cpu_to_le16(cmd_action);
658 lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n",
659 le16_to_cpu(cmd->size), le16_to_cpu(cmd->command),
660 le16_to_cpu(prtp->action));
662 switch (cmd_action) {
663 case CMD_ACT_TX_POWER_OPT_GET:
664 prtp->action = cpu_to_le16(CMD_ACT_GET);
665 prtp->currentlevel = 0;
668 case CMD_ACT_TX_POWER_OPT_SET_HIGH:
669 prtp->action = cpu_to_le16(CMD_ACT_SET);
670 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_HIGH);
673 case CMD_ACT_TX_POWER_OPT_SET_MID:
674 prtp->action = cpu_to_le16(CMD_ACT_SET);
675 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_MID);
678 case CMD_ACT_TX_POWER_OPT_SET_LOW:
679 prtp->action = cpu_to_le16(CMD_ACT_SET);
680 prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
684 lbs_deb_leave(LBS_DEB_CMD);
688 static int lbs_cmd_802_11_monitor_mode(struct lbs_private *priv,
689 struct cmd_ds_command *cmd,
690 u16 cmd_action, void *pdata_buf)
692 struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
694 cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
696 cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
699 monitor->action = cpu_to_le16(cmd_action);
700 if (cmd_action == CMD_ACT_SET) {
702 cpu_to_le16((u16) (*(u32 *) pdata_buf));
708 static int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv,
709 struct cmd_ds_command *cmd,
712 struct cmd_ds_802_11_rate_adapt_rateset
713 *rateadapt = &cmd->params.rateset;
715 lbs_deb_enter(LBS_DEB_CMD);
717 cpu_to_le16(sizeof(struct cmd_ds_802_11_rate_adapt_rateset)
719 cmd->command = cpu_to_le16(CMD_802_11_RATE_ADAPT_RATESET);
721 rateadapt->action = cpu_to_le16(cmd_action);
722 rateadapt->enablehwauto = cpu_to_le16(priv->enablehwauto);
723 rateadapt->bitmap = cpu_to_le16(priv->ratebitmap);
725 lbs_deb_leave(LBS_DEB_CMD);
730 * @brief Get the current data rate
732 * @param priv A pointer to struct lbs_private structure
734 * @return The data rate on success, error on failure
736 int lbs_get_data_rate(struct lbs_private *priv)
738 struct cmd_ds_802_11_data_rate cmd;
741 lbs_deb_enter(LBS_DEB_CMD);
743 memset(&cmd, 0, sizeof(cmd));
744 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
745 cmd.action = cpu_to_le16(CMD_ACT_GET_TX_RATE);
747 ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd);
751 lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
753 ret = (int) lbs_fw_index_to_data_rate(cmd.rates[0]);
754 lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", ret);
757 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
762 * @brief Set the data rate
764 * @param priv A pointer to struct lbs_private structure
765 * @param rate The desired data rate, or 0 to clear a locked rate
767 * @return 0 on success, error on failure
769 int lbs_set_data_rate(struct lbs_private *priv, u8 rate)
771 struct cmd_ds_802_11_data_rate cmd;
774 lbs_deb_enter(LBS_DEB_CMD);
776 memset(&cmd, 0, sizeof(cmd));
777 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
780 cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE);
781 cmd.rates[0] = lbs_data_rate_to_fw_index(rate);
782 if (cmd.rates[0] == 0) {
783 lbs_deb_cmd("DATA_RATE: invalid requested rate of"
788 lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]);
790 cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO);
791 lbs_deb_cmd("DATA_RATE: setting auto\n");
794 ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd);
798 lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
800 /* FIXME: get actual rates FW can do if this command actually returns
801 * all data rates supported.
803 priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]);
804 lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate);
807 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
811 static int lbs_cmd_mac_multicast_adr(struct lbs_private *priv,
812 struct cmd_ds_command *cmd,
815 struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr;
817 lbs_deb_enter(LBS_DEB_CMD);
818 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) +
820 cmd->command = cpu_to_le16(CMD_MAC_MULTICAST_ADR);
822 lbs_deb_cmd("MULTICAST_ADR: setting %d addresses\n", pMCastAdr->nr_of_adrs);
823 pMCastAdr->action = cpu_to_le16(cmd_action);
824 pMCastAdr->nr_of_adrs =
825 cpu_to_le16((u16) priv->nr_of_multicastmacaddr);
826 memcpy(pMCastAdr->maclist, priv->multicastlist,
827 priv->nr_of_multicastmacaddr * ETH_ALEN);
829 lbs_deb_leave(LBS_DEB_CMD);
834 * @brief Get the radio channel
836 * @param priv A pointer to struct lbs_private structure
838 * @return The channel on success, error on failure
840 int lbs_get_channel(struct lbs_private *priv)
842 struct cmd_ds_802_11_rf_channel cmd;
845 lbs_deb_enter(LBS_DEB_CMD);
847 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
848 cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_GET);
850 ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
854 ret = le16_to_cpu(cmd.channel);
855 lbs_deb_cmd("current radio channel is %d\n", ret);
858 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
863 * @brief Set the radio channel
865 * @param priv A pointer to struct lbs_private structure
866 * @param channel The desired channel, or 0 to clear a locked channel
868 * @return 0 on success, error on failure
870 int lbs_set_channel(struct lbs_private *priv, u8 channel)
872 struct cmd_ds_802_11_rf_channel cmd;
873 u8 old_channel = priv->curbssparams.channel;
876 lbs_deb_enter(LBS_DEB_CMD);
878 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
879 cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_SET);
880 cmd.channel = cpu_to_le16(channel);
882 ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
886 priv->curbssparams.channel = (uint8_t) le16_to_cpu(cmd.channel);
887 lbs_deb_cmd("channel switch from %d to %d\n", old_channel,
888 priv->curbssparams.channel);
891 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
895 static int lbs_cmd_802_11_rssi(struct lbs_private *priv,
896 struct cmd_ds_command *cmd)
899 lbs_deb_enter(LBS_DEB_CMD);
900 cmd->command = cpu_to_le16(CMD_802_11_RSSI);
901 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN);
902 cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR);
904 /* reset Beacon SNR/NF/RSSI values */
905 priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0;
906 priv->SNR[TYPE_BEACON][TYPE_AVG] = 0;
907 priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0;
908 priv->NF[TYPE_BEACON][TYPE_AVG] = 0;
909 priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0;
910 priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0;
912 lbs_deb_leave(LBS_DEB_CMD);
916 static int lbs_cmd_reg_access(struct lbs_private *priv,
917 struct cmd_ds_command *cmdptr,
918 u8 cmd_action, void *pdata_buf)
920 struct lbs_offset_value *offval;
922 lbs_deb_enter(LBS_DEB_CMD);
924 offval = (struct lbs_offset_value *)pdata_buf;
926 switch (le16_to_cpu(cmdptr->command)) {
927 case CMD_MAC_REG_ACCESS:
929 struct cmd_ds_mac_reg_access *macreg;
932 cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access)
935 (struct cmd_ds_mac_reg_access *)&cmdptr->params.
938 macreg->action = cpu_to_le16(cmd_action);
939 macreg->offset = cpu_to_le16((u16) offval->offset);
940 macreg->value = cpu_to_le32(offval->value);
945 case CMD_BBP_REG_ACCESS:
947 struct cmd_ds_bbp_reg_access *bbpreg;
951 (struct cmd_ds_bbp_reg_access)
954 (struct cmd_ds_bbp_reg_access *)&cmdptr->params.
957 bbpreg->action = cpu_to_le16(cmd_action);
958 bbpreg->offset = cpu_to_le16((u16) offval->offset);
959 bbpreg->value = (u8) offval->value;
964 case CMD_RF_REG_ACCESS:
966 struct cmd_ds_rf_reg_access *rfreg;
970 (struct cmd_ds_rf_reg_access) +
973 (struct cmd_ds_rf_reg_access *)&cmdptr->params.
976 rfreg->action = cpu_to_le16(cmd_action);
977 rfreg->offset = cpu_to_le16((u16) offval->offset);
978 rfreg->value = (u8) offval->value;
987 lbs_deb_leave(LBS_DEB_CMD);
991 static int lbs_cmd_802_11_mac_address(struct lbs_private *priv,
992 struct cmd_ds_command *cmd,
996 lbs_deb_enter(LBS_DEB_CMD);
997 cmd->command = cpu_to_le16(CMD_802_11_MAC_ADDRESS);
998 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) +
1002 cmd->params.macadd.action = cpu_to_le16(cmd_action);
1004 if (cmd_action == CMD_ACT_SET) {
1005 memcpy(cmd->params.macadd.macadd,
1006 priv->current_addr, ETH_ALEN);
1007 lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", priv->current_addr, 6);
1010 lbs_deb_leave(LBS_DEB_CMD);
1014 static int lbs_cmd_802_11_eeprom_access(struct lbs_private *priv,
1015 struct cmd_ds_command *cmd,
1016 int cmd_action, void *pdata_buf)
1018 struct lbs_ioctl_regrdwr *ea = pdata_buf;
1020 lbs_deb_enter(LBS_DEB_CMD);
1022 cmd->command = cpu_to_le16(CMD_802_11_EEPROM_ACCESS);
1023 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) +
1027 cmd->params.rdeeprom.action = cpu_to_le16(ea->action);
1028 cmd->params.rdeeprom.offset = cpu_to_le16(ea->offset);
1029 cmd->params.rdeeprom.bytecount = cpu_to_le16(ea->NOB);
1030 cmd->params.rdeeprom.value = 0;
1032 lbs_deb_leave(LBS_DEB_CMD);
1036 static int lbs_cmd_bt_access(struct lbs_private *priv,
1037 struct cmd_ds_command *cmd,
1038 u16 cmd_action, void *pdata_buf)
1040 struct cmd_ds_bt_access *bt_access = &cmd->params.bt;
1041 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1043 cmd->command = cpu_to_le16(CMD_BT_ACCESS);
1044 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + S_DS_GEN);
1046 bt_access->action = cpu_to_le16(cmd_action);
1048 switch (cmd_action) {
1049 case CMD_ACT_BT_ACCESS_ADD:
1050 memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN);
1051 lbs_deb_hex(LBS_DEB_MESH, "BT_ADD: blinded MAC addr", bt_access->addr1, 6);
1053 case CMD_ACT_BT_ACCESS_DEL:
1054 memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN);
1055 lbs_deb_hex(LBS_DEB_MESH, "BT_DEL: blinded MAC addr", bt_access->addr1, 6);
1057 case CMD_ACT_BT_ACCESS_LIST:
1058 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
1060 case CMD_ACT_BT_ACCESS_RESET:
1062 case CMD_ACT_BT_ACCESS_SET_INVERT:
1063 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
1065 case CMD_ACT_BT_ACCESS_GET_INVERT:
1070 lbs_deb_leave(LBS_DEB_CMD);
1074 static int lbs_cmd_fwt_access(struct lbs_private *priv,
1075 struct cmd_ds_command *cmd,
1076 u16 cmd_action, void *pdata_buf)
1078 struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt;
1079 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1081 cmd->command = cpu_to_le16(CMD_FWT_ACCESS);
1082 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + S_DS_GEN);
1086 memcpy(fwt_access, pdata_buf, sizeof(*fwt_access));
1088 memset(fwt_access, 0, sizeof(*fwt_access));
1090 fwt_access->action = cpu_to_le16(cmd_action);
1092 lbs_deb_leave(LBS_DEB_CMD);
1096 int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action,
1097 struct cmd_ds_mesh_access *cmd)
1101 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1103 cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS);
1104 cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access) + S_DS_GEN);
1105 cmd->hdr.result = 0;
1107 cmd->action = cpu_to_le16(cmd_action);
1109 ret = lbs_cmd_with_response(priv, CMD_MESH_ACCESS, cmd);
1111 lbs_deb_leave(LBS_DEB_CMD);
1114 EXPORT_SYMBOL_GPL(lbs_mesh_access);
1116 int lbs_mesh_config(struct lbs_private *priv, uint16_t enable, uint16_t chan)
1118 struct cmd_ds_mesh_config cmd;
1120 memset(&cmd, 0, sizeof(cmd));
1121 cmd.action = cpu_to_le16(enable);
1122 cmd.channel = cpu_to_le16(chan);
1123 cmd.type = cpu_to_le16(priv->mesh_tlv);
1126 cmd.length = cpu_to_le16(priv->mesh_ssid_len);
1127 memcpy(cmd.data, priv->mesh_ssid, priv->mesh_ssid_len);
1129 lbs_deb_cmd("mesh config enable %d TLV %x channel %d SSID %s\n",
1130 enable, priv->mesh_tlv, chan,
1131 escape_essid(priv->mesh_ssid, priv->mesh_ssid_len));
1132 return lbs_cmd_with_response(priv, CMD_MESH_CONFIG, &cmd);
1135 static int lbs_cmd_bcn_ctrl(struct lbs_private * priv,
1136 struct cmd_ds_command *cmd,
1139 struct cmd_ds_802_11_beacon_control
1140 *bcn_ctrl = &cmd->params.bcn_ctrl;
1142 lbs_deb_enter(LBS_DEB_CMD);
1144 cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control)
1146 cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL);
1148 bcn_ctrl->action = cpu_to_le16(cmd_action);
1149 bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable);
1150 bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period);
1152 lbs_deb_leave(LBS_DEB_CMD);
1157 * Note: NEVER use lbs_queue_cmd() with addtail==0 other than for
1158 * the command timer, because it does not account for queued commands.
1160 void lbs_queue_cmd(struct lbs_private *priv,
1161 struct cmd_ctrl_node *cmdnode,
1164 unsigned long flags;
1166 lbs_deb_enter(LBS_DEB_HOST);
1169 lbs_deb_host("QUEUE_CMD: cmdnode is NULL\n");
1172 if (!cmdnode->cmdbuf->size) {
1173 lbs_deb_host("DNLD_CMD: cmd size is zero\n");
1177 /* Exit_PS command needs to be queued in the header always. */
1178 if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) {
1179 struct cmd_ds_802_11_ps_mode *psm = (void *) cmdnode->cmdbuf;
1181 if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
1182 if (priv->psstate != PS_STATE_FULL_POWER)
1187 spin_lock_irqsave(&priv->driver_lock, flags);
1190 list_add_tail(&cmdnode->list, &priv->cmdpendingq);
1192 list_add(&cmdnode->list, &priv->cmdpendingq);
1194 spin_unlock_irqrestore(&priv->driver_lock, flags);
1196 lbs_deb_host("QUEUE_CMD: inserted command 0x%04x into cmdpendingq\n",
1197 le16_to_cpu(cmdnode->cmdbuf->command));
1200 lbs_deb_leave(LBS_DEB_HOST);
1203 static int lbs_submit_command(struct lbs_private *priv,
1204 struct cmd_ctrl_node *cmdnode)
1206 unsigned long flags;
1207 struct cmd_header *cmd;
1212 lbs_deb_enter(LBS_DEB_HOST);
1214 cmd = cmdnode->cmdbuf;
1216 spin_lock_irqsave(&priv->driver_lock, flags);
1217 priv->cur_cmd = cmdnode;
1218 priv->cur_cmd_retcode = 0;
1219 spin_unlock_irqrestore(&priv->driver_lock, flags);
1221 cmdsize = le16_to_cpu(cmd->size);
1222 command = le16_to_cpu(cmd->command);
1224 lbs_deb_host("DNLD_CMD: command 0x%04x, seq %d, size %d, jiffies %lu\n",
1225 command, le16_to_cpu(cmd->seqnum), cmdsize, jiffies);
1226 lbs_deb_hex(LBS_DEB_HOST, "DNLD_CMD", (void *) cmdnode->cmdbuf, cmdsize);
1228 ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmd, cmdsize);
1230 lbs_pr_info("DNLD_CMD: hw_host_to_card failed: %d\n", ret);
1231 spin_lock_irqsave(&priv->driver_lock, flags);
1232 lbs_complete_command(priv, priv->cur_cmd, ret);
1233 spin_unlock_irqrestore(&priv->driver_lock, flags);
1237 lbs_deb_cmd("DNLD_CMD: sent command 0x%04x, jiffies %lu\n", command, jiffies);
1239 /* Setup the timer after transmit command */
1240 if (command == CMD_802_11_SCAN || command == CMD_802_11_AUTHENTICATE
1241 || command == CMD_802_11_ASSOCIATE)
1242 mod_timer(&priv->command_timer, jiffies + (10*HZ));
1244 mod_timer(&priv->command_timer, jiffies + (5*HZ));
1249 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1253 static int lbs_cmd_mac_control(struct lbs_private *priv,
1254 struct cmd_ds_command *cmd)
1256 struct cmd_ds_mac_control *mac = &cmd->params.macctrl;
1258 lbs_deb_enter(LBS_DEB_CMD);
1260 cmd->command = cpu_to_le16(CMD_MAC_CONTROL);
1261 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN);
1262 mac->action = cpu_to_le16(priv->currentpacketfilter);
1264 lbs_deb_cmd("MAC_CONTROL: action 0x%x, size %d\n",
1265 le16_to_cpu(mac->action), le16_to_cpu(cmd->size));
1267 lbs_deb_leave(LBS_DEB_CMD);
1272 * This function inserts command node to cmdfreeq
1273 * after cleans it. Requires priv->driver_lock held.
1275 static void __lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
1276 struct cmd_ctrl_node *cmdnode)
1278 lbs_deb_enter(LBS_DEB_HOST);
1283 cmdnode->pdata_buf = NULL;
1284 cmdnode->callback = NULL;
1285 cmdnode->callback_arg = 0;
1287 memset(cmdnode->cmdbuf, 0, LBS_CMD_BUFFER_SIZE);
1289 list_add_tail(&cmdnode->list, &priv->cmdfreeq);
1291 lbs_deb_leave(LBS_DEB_HOST);
1294 static void lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
1295 struct cmd_ctrl_node *ptempcmd)
1297 unsigned long flags;
1299 spin_lock_irqsave(&priv->driver_lock, flags);
1300 __lbs_cleanup_and_insert_cmd(priv, ptempcmd);
1301 spin_unlock_irqrestore(&priv->driver_lock, flags);
1304 void lbs_complete_command(struct lbs_private *priv, struct cmd_ctrl_node *cmd,
1307 if (cmd == priv->cur_cmd)
1308 priv->cur_cmd_retcode = result;
1310 cmd->cmdwaitqwoken = 1;
1311 wake_up_interruptible(&cmd->cmdwait_q);
1313 __lbs_cleanup_and_insert_cmd(priv, cmd);
1314 priv->cur_cmd = NULL;
1317 int lbs_set_radio_control(struct lbs_private *priv)
1321 lbs_deb_enter(LBS_DEB_CMD);
1323 ret = lbs_prepare_and_send_command(priv,
1324 CMD_802_11_RADIO_CONTROL,
1326 CMD_OPTION_WAITFORRSP, 0, NULL);
1328 lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n",
1329 priv->radioon, priv->preamble);
1331 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
1335 int lbs_set_mac_packet_filter(struct lbs_private *priv)
1339 lbs_deb_enter(LBS_DEB_CMD);
1341 /* Send MAC control command to station */
1342 ret = lbs_prepare_and_send_command(priv,
1343 CMD_MAC_CONTROL, 0, 0, 0, NULL);
1345 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
1350 * @brief This function prepare the command before send to firmware.
1352 * @param priv A pointer to struct lbs_private structure
1353 * @param cmd_no command number
1354 * @param cmd_action command action: GET or SET
1355 * @param wait_option wait option: wait response or not
1356 * @param cmd_oid cmd oid: treated as sub command
1357 * @param pdata_buf A pointer to informaion buffer
1360 int lbs_prepare_and_send_command(struct lbs_private *priv,
1363 u16 wait_option, u32 cmd_oid, void *pdata_buf)
1366 struct cmd_ctrl_node *cmdnode;
1367 struct cmd_ds_command *cmdptr;
1368 unsigned long flags;
1370 lbs_deb_enter(LBS_DEB_HOST);
1373 lbs_deb_host("PREP_CMD: priv is NULL\n");
1378 if (priv->surpriseremoved) {
1379 lbs_deb_host("PREP_CMD: card removed\n");
1384 cmdnode = lbs_get_cmd_ctrl_node(priv);
1386 if (cmdnode == NULL) {
1387 lbs_deb_host("PREP_CMD: cmdnode is NULL\n");
1389 /* Wake up main thread to execute next command */
1390 wake_up_interruptible(&priv->waitq);
1395 lbs_set_cmd_ctrl_node(priv, cmdnode, pdata_buf);
1397 cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf;
1399 lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no);
1401 /* Set sequence number, command and INT option */
1403 cmdptr->seqnum = cpu_to_le16(priv->seqnum);
1405 cmdptr->command = cpu_to_le16(cmd_no);
1409 case CMD_802_11_PS_MODE:
1410 ret = lbs_cmd_802_11_ps_mode(priv, cmdptr, cmd_action);
1413 case CMD_802_11_SCAN:
1414 ret = lbs_cmd_80211_scan(priv, cmdptr, pdata_buf);
1417 case CMD_MAC_CONTROL:
1418 ret = lbs_cmd_mac_control(priv, cmdptr);
1421 case CMD_802_11_ASSOCIATE:
1422 case CMD_802_11_REASSOCIATE:
1423 ret = lbs_cmd_80211_associate(priv, cmdptr, pdata_buf);
1426 case CMD_802_11_DEAUTHENTICATE:
1427 ret = lbs_cmd_80211_deauthenticate(priv, cmdptr);
1430 case CMD_802_11_SET_WEP:
1431 ret = lbs_cmd_802_11_set_wep(priv, cmdptr, cmd_action, pdata_buf);
1434 case CMD_802_11_AD_HOC_START:
1435 ret = lbs_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
1440 case CMD_802_11_RESET:
1441 ret = lbs_cmd_802_11_reset(priv, cmdptr, cmd_action);
1444 case CMD_802_11_GET_LOG:
1445 ret = lbs_cmd_802_11_get_log(priv, cmdptr);
1448 case CMD_802_11_AUTHENTICATE:
1449 ret = lbs_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
1452 case CMD_802_11_GET_STAT:
1453 ret = lbs_cmd_802_11_get_stat(priv, cmdptr);
1456 case CMD_802_11_SNMP_MIB:
1457 ret = lbs_cmd_802_11_snmp_mib(priv, cmdptr,
1458 cmd_action, cmd_oid, pdata_buf);
1461 case CMD_MAC_REG_ACCESS:
1462 case CMD_BBP_REG_ACCESS:
1463 case CMD_RF_REG_ACCESS:
1464 ret = lbs_cmd_reg_access(priv, cmdptr, cmd_action, pdata_buf);
1467 case CMD_802_11_RF_TX_POWER:
1468 ret = lbs_cmd_802_11_rf_tx_power(priv, cmdptr,
1469 cmd_action, pdata_buf);
1472 case CMD_802_11_RADIO_CONTROL:
1473 ret = lbs_cmd_802_11_radio_control(priv, cmdptr, cmd_action);
1476 case CMD_802_11_RATE_ADAPT_RATESET:
1477 ret = lbs_cmd_802_11_rate_adapt_rateset(priv,
1478 cmdptr, cmd_action);
1481 case CMD_MAC_MULTICAST_ADR:
1482 ret = lbs_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
1485 case CMD_802_11_MONITOR_MODE:
1486 ret = lbs_cmd_802_11_monitor_mode(priv, cmdptr,
1487 cmd_action, pdata_buf);
1490 case CMD_802_11_AD_HOC_JOIN:
1491 ret = lbs_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
1494 case CMD_802_11_RSSI:
1495 ret = lbs_cmd_802_11_rssi(priv, cmdptr);
1498 case CMD_802_11_AD_HOC_STOP:
1499 ret = lbs_cmd_80211_ad_hoc_stop(priv, cmdptr);
1502 case CMD_802_11_ENABLE_RSN:
1503 ret = lbs_cmd_802_11_enable_rsn(priv, cmdptr, cmd_action,
1507 case CMD_802_11_KEY_MATERIAL:
1508 ret = lbs_cmd_802_11_key_material(priv, cmdptr, cmd_action,
1509 cmd_oid, pdata_buf);
1512 case CMD_802_11_PAIRWISE_TSC:
1514 case CMD_802_11_GROUP_TSC:
1517 case CMD_802_11_MAC_ADDRESS:
1518 ret = lbs_cmd_802_11_mac_address(priv, cmdptr, cmd_action);
1521 case CMD_802_11_EEPROM_ACCESS:
1522 ret = lbs_cmd_802_11_eeprom_access(priv, cmdptr,
1523 cmd_action, pdata_buf);
1526 case CMD_802_11_SET_AFC:
1527 case CMD_802_11_GET_AFC:
1529 cmdptr->command = cpu_to_le16(cmd_no);
1530 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) +
1533 memmove(&cmdptr->params.afc,
1534 pdata_buf, sizeof(struct cmd_ds_802_11_afc));
1539 case CMD_802_11D_DOMAIN_INFO:
1540 ret = lbs_cmd_802_11d_domain_info(priv, cmdptr,
1541 cmd_no, cmd_action);
1544 case CMD_802_11_SLEEP_PARAMS:
1545 ret = lbs_cmd_802_11_sleep_params(priv, cmdptr, cmd_action);
1547 case CMD_802_11_INACTIVITY_TIMEOUT:
1548 ret = lbs_cmd_802_11_inactivity_timeout(priv, cmdptr,
1549 cmd_action, pdata_buf);
1550 lbs_set_cmd_ctrl_node(priv, cmdnode, pdata_buf);
1553 case CMD_802_11_TPC_CFG:
1554 cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG);
1556 cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) +
1559 memmove(&cmdptr->params.tpccfg,
1560 pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg));
1564 case CMD_802_11_LED_GPIO_CTRL:
1566 struct mrvlietypes_ledgpio *gpio =
1567 (struct mrvlietypes_ledgpio*)
1568 cmdptr->params.ledgpio.data;
1570 memmove(&cmdptr->params.ledgpio,
1572 sizeof(struct cmd_ds_802_11_led_ctrl));
1575 cpu_to_le16(CMD_802_11_LED_GPIO_CTRL);
1577 #define ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN 8
1579 cpu_to_le16(le16_to_cpu(gpio->header.len)
1581 + ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN);
1582 gpio->header.len = gpio->header.len;
1587 case CMD_802_11_SUBSCRIBE_EVENT:
1588 lbs_cmd_802_11_subscribe_event(priv, cmdptr,
1589 cmd_action, pdata_buf);
1591 case CMD_802_11_PWR_CFG:
1592 cmdptr->command = cpu_to_le16(CMD_802_11_PWR_CFG);
1594 cpu_to_le16(sizeof(struct cmd_ds_802_11_pwr_cfg) +
1596 memmove(&cmdptr->params.pwrcfg, pdata_buf,
1597 sizeof(struct cmd_ds_802_11_pwr_cfg));
1602 ret = lbs_cmd_bt_access(priv, cmdptr, cmd_action, pdata_buf);
1605 case CMD_FWT_ACCESS:
1606 ret = lbs_cmd_fwt_access(priv, cmdptr, cmd_action, pdata_buf);
1610 cmdptr->command = cpu_to_le16(CMD_GET_TSF);
1611 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_get_tsf) +
1615 case CMD_802_11_BEACON_CTRL:
1616 ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action);
1619 lbs_deb_host("PREP_CMD: unknown command 0x%04x\n", cmd_no);
1624 /* return error, since the command preparation failed */
1626 lbs_deb_host("PREP_CMD: command preparation failed\n");
1627 lbs_cleanup_and_insert_cmd(priv, cmdnode);
1632 cmdnode->cmdwaitqwoken = 0;
1634 lbs_queue_cmd(priv, cmdnode, 1);
1635 wake_up_interruptible(&priv->waitq);
1637 if (wait_option & CMD_OPTION_WAITFORRSP) {
1638 lbs_deb_host("PREP_CMD: wait for response\n");
1640 wait_event_interruptible(cmdnode->cmdwait_q,
1641 cmdnode->cmdwaitqwoken);
1644 spin_lock_irqsave(&priv->driver_lock, flags);
1645 if (priv->cur_cmd_retcode) {
1646 lbs_deb_host("PREP_CMD: command failed with return code %d\n",
1647 priv->cur_cmd_retcode);
1648 priv->cur_cmd_retcode = 0;
1651 spin_unlock_irqrestore(&priv->driver_lock, flags);
1654 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1657 EXPORT_SYMBOL_GPL(lbs_prepare_and_send_command);
1660 * @brief This function allocates the command buffer and link
1661 * it to command free queue.
1663 * @param priv A pointer to struct lbs_private structure
1666 int lbs_allocate_cmd_buffer(struct lbs_private *priv)
1671 struct cmd_ctrl_node *cmdarray;
1673 lbs_deb_enter(LBS_DEB_HOST);
1675 /* Allocate and initialize the command array */
1676 bufsize = sizeof(struct cmd_ctrl_node) * LBS_NUM_CMD_BUFFERS;
1677 if (!(cmdarray = kzalloc(bufsize, GFP_KERNEL))) {
1678 lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n");
1682 priv->cmd_array = cmdarray;
1684 /* Allocate and initialize each command buffer in the command array */
1685 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1686 cmdarray[i].cmdbuf = kzalloc(LBS_CMD_BUFFER_SIZE, GFP_KERNEL);
1687 if (!cmdarray[i].cmdbuf) {
1688 lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n");
1694 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1695 init_waitqueue_head(&cmdarray[i].cmdwait_q);
1696 lbs_cleanup_and_insert_cmd(priv, &cmdarray[i]);
1701 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1706 * @brief This function frees the command buffer.
1708 * @param priv A pointer to struct lbs_private structure
1711 int lbs_free_cmd_buffer(struct lbs_private *priv)
1713 struct cmd_ctrl_node *cmdarray;
1716 lbs_deb_enter(LBS_DEB_HOST);
1718 /* need to check if cmd array is allocated or not */
1719 if (priv->cmd_array == NULL) {
1720 lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n");
1724 cmdarray = priv->cmd_array;
1726 /* Release shared memory buffers */
1727 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1728 if (cmdarray[i].cmdbuf) {
1729 kfree(cmdarray[i].cmdbuf);
1730 cmdarray[i].cmdbuf = NULL;
1734 /* Release cmd_ctrl_node */
1735 if (priv->cmd_array) {
1736 kfree(priv->cmd_array);
1737 priv->cmd_array = NULL;
1741 lbs_deb_leave(LBS_DEB_HOST);
1746 * @brief This function gets a free command node if available in
1747 * command free queue.
1749 * @param priv A pointer to struct lbs_private structure
1750 * @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL
1752 static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv)
1754 struct cmd_ctrl_node *tempnode;
1755 unsigned long flags;
1757 lbs_deb_enter(LBS_DEB_HOST);
1762 spin_lock_irqsave(&priv->driver_lock, flags);
1764 if (!list_empty(&priv->cmdfreeq)) {
1765 tempnode = list_first_entry(&priv->cmdfreeq,
1766 struct cmd_ctrl_node, list);
1767 list_del(&tempnode->list);
1769 lbs_deb_host("GET_CMD_NODE: cmd_ctrl_node is not available\n");
1773 spin_unlock_irqrestore(&priv->driver_lock, flags);
1775 lbs_deb_leave(LBS_DEB_HOST);
1780 * @brief This function cleans command node.
1782 * @param ptempnode A pointer to cmdCtrlNode structure
1787 * @brief This function initializes the command node.
1789 * @param priv A pointer to struct lbs_private structure
1790 * @param ptempnode A pointer to cmd_ctrl_node structure
1791 * @param pdata_buf A pointer to informaion buffer
1794 static void lbs_set_cmd_ctrl_node(struct lbs_private *priv,
1795 struct cmd_ctrl_node *ptempnode,
1798 lbs_deb_enter(LBS_DEB_HOST);
1803 ptempnode->pdata_buf = pdata_buf;
1804 ptempnode->callback = NULL;
1805 ptempnode->callback_arg = 0;
1807 lbs_deb_leave(LBS_DEB_HOST);
1811 * @brief This function executes next command in command
1812 * pending queue. It will put fimware back to PS mode
1815 * @param priv A pointer to struct lbs_private structure
1818 int lbs_execute_next_command(struct lbs_private *priv)
1820 struct cmd_ctrl_node *cmdnode = NULL;
1821 struct cmd_header *cmd;
1822 unsigned long flags;
1825 // Debug group is LBS_DEB_THREAD and not LBS_DEB_HOST, because the
1826 // only caller to us is lbs_thread() and we get even when a
1827 // data packet is received
1828 lbs_deb_enter(LBS_DEB_THREAD);
1830 spin_lock_irqsave(&priv->driver_lock, flags);
1832 if (priv->cur_cmd) {
1833 lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n");
1834 spin_unlock_irqrestore(&priv->driver_lock, flags);
1839 if (!list_empty(&priv->cmdpendingq)) {
1840 cmdnode = list_first_entry(&priv->cmdpendingq,
1841 struct cmd_ctrl_node, list);
1844 spin_unlock_irqrestore(&priv->driver_lock, flags);
1847 cmd = cmdnode->cmdbuf;
1849 if (is_command_allowed_in_ps(le16_to_cpu(cmd->command))) {
1850 if ((priv->psstate == PS_STATE_SLEEP) ||
1851 (priv->psstate == PS_STATE_PRE_SLEEP)) {
1853 "EXEC_NEXT_CMD: cannot send cmd 0x%04x in psstate %d\n",
1854 le16_to_cpu(cmd->command),
1859 lbs_deb_host("EXEC_NEXT_CMD: OK to send command "
1860 "0x%04x in psstate %d\n",
1861 le16_to_cpu(cmd->command), priv->psstate);
1862 } else if (priv->psstate != PS_STATE_FULL_POWER) {
1864 * 1. Non-PS command:
1865 * Queue it. set needtowakeup to TRUE if current state
1866 * is SLEEP, otherwise call lbs_ps_wakeup to send Exit_PS.
1867 * 2. PS command but not Exit_PS:
1869 * 3. PS command Exit_PS:
1870 * Set needtowakeup to TRUE if current state is SLEEP,
1871 * otherwise send this command down to firmware
1874 if (cmd->command != cpu_to_le16(CMD_802_11_PS_MODE)) {
1875 /* Prepare to send Exit PS,
1876 * this non PS command will be sent later */
1877 if ((priv->psstate == PS_STATE_SLEEP)
1878 || (priv->psstate == PS_STATE_PRE_SLEEP)
1880 /* w/ new scheme, it will not reach here.
1881 since it is blocked in main_thread. */
1882 priv->needtowakeup = 1;
1884 lbs_ps_wakeup(priv, 0);
1890 * PS command. Ignore it if it is not Exit_PS.
1891 * otherwise send it down immediately.
1893 struct cmd_ds_802_11_ps_mode *psm = (void *)cmd;
1896 "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n",
1899 cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
1901 "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n");
1902 list_del(&cmdnode->list);
1903 spin_lock_irqsave(&priv->driver_lock, flags);
1904 lbs_complete_command(priv, cmdnode, 0);
1905 spin_unlock_irqrestore(&priv->driver_lock, flags);
1911 if ((priv->psstate == PS_STATE_SLEEP) ||
1912 (priv->psstate == PS_STATE_PRE_SLEEP)) {
1914 "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n");
1915 list_del(&cmdnode->list);
1916 spin_lock_irqsave(&priv->driver_lock, flags);
1917 lbs_complete_command(priv, cmdnode, 0);
1918 spin_unlock_irqrestore(&priv->driver_lock, flags);
1919 priv->needtowakeup = 1;
1926 "EXEC_NEXT_CMD: sending EXIT_PS\n");
1929 list_del(&cmdnode->list);
1930 lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
1931 le16_to_cpu(cmd->command));
1932 lbs_submit_command(priv, cmdnode);
1935 * check if in power save mode, if yes, put the device back
1938 if ((priv->psmode != LBS802_11POWERMODECAM) &&
1939 (priv->psstate == PS_STATE_FULL_POWER) &&
1940 ((priv->connect_status == LBS_CONNECTED) ||
1941 (priv->mesh_connect_status == LBS_CONNECTED))) {
1942 if (priv->secinfo.WPAenabled ||
1943 priv->secinfo.WPA2enabled) {
1944 /* check for valid WPA group keys */
1945 if (priv->wpa_mcast_key.len ||
1946 priv->wpa_unicast_key.len) {
1948 "EXEC_NEXT_CMD: WPA enabled and GTK_SET"
1949 " go back to PS_SLEEP");
1950 lbs_ps_sleep(priv, 0);
1954 "EXEC_NEXT_CMD: cmdpendingq empty, "
1955 "go back to PS_SLEEP");
1956 lbs_ps_sleep(priv, 0);
1963 lbs_deb_leave(LBS_DEB_THREAD);
1967 void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str)
1969 union iwreq_data iwrq;
1972 lbs_deb_enter(LBS_DEB_WEXT);
1974 memset(&iwrq, 0, sizeof(union iwreq_data));
1975 memset(buf, 0, sizeof(buf));
1977 snprintf(buf, sizeof(buf) - 1, "%s", str);
1979 iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN;
1981 /* Send Event to upper layer */
1982 lbs_deb_wext("event indication string %s\n", (char *)buf);
1983 lbs_deb_wext("event indication length %d\n", iwrq.data.length);
1984 lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str);
1986 wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf);
1988 lbs_deb_leave(LBS_DEB_WEXT);
1991 static int sendconfirmsleep(struct lbs_private *priv, u8 *cmdptr, u16 size)
1993 unsigned long flags;
1996 lbs_deb_enter(LBS_DEB_HOST);
1998 lbs_deb_host("SEND_SLEEPC_CMD: before download, cmd size %d\n",
2001 lbs_deb_hex(LBS_DEB_HOST, "sleep confirm command", cmdptr, size);
2003 ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size);
2004 priv->dnld_sent = DNLD_RES_RECEIVED;
2006 spin_lock_irqsave(&priv->driver_lock, flags);
2007 if (priv->intcounter || priv->currenttxskb)
2008 lbs_deb_host("SEND_SLEEPC_CMD: intcounter %d, currenttxskb %p\n",
2009 priv->intcounter, priv->currenttxskb);
2010 spin_unlock_irqrestore(&priv->driver_lock, flags);
2014 "SEND_SLEEPC_CMD: Host to Card failed for Confirm Sleep\n");
2016 spin_lock_irqsave(&priv->driver_lock, flags);
2017 if (!priv->intcounter) {
2018 priv->psstate = PS_STATE_SLEEP;
2020 lbs_deb_host("SEND_SLEEPC_CMD: after sent, intcounter %d\n",
2023 spin_unlock_irqrestore(&priv->driver_lock, flags);
2025 lbs_deb_host("SEND_SLEEPC_CMD: sent confirm sleep\n");
2028 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
2032 void lbs_ps_sleep(struct lbs_private *priv, int wait_option)
2034 lbs_deb_enter(LBS_DEB_HOST);
2037 * PS is currently supported only in Infrastructure mode
2038 * Remove this check if it is to be supported in IBSS mode also
2041 lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
2042 CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL);
2044 lbs_deb_leave(LBS_DEB_HOST);
2048 * @brief This function sends Exit_PS command to firmware.
2050 * @param priv A pointer to struct lbs_private structure
2051 * @param wait_option wait response or not
2054 void lbs_ps_wakeup(struct lbs_private *priv, int wait_option)
2058 lbs_deb_enter(LBS_DEB_HOST);
2060 Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM);
2062 lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
2064 wait_option, 0, &Localpsmode);
2066 lbs_deb_leave(LBS_DEB_HOST);
2070 * @brief This function checks condition and prepares to
2071 * send sleep confirm command to firmware if ok.
2073 * @param priv A pointer to struct lbs_private structure
2074 * @param psmode Power Saving mode
2077 void lbs_ps_confirm_sleep(struct lbs_private *priv, u16 psmode)
2079 unsigned long flags =0;
2082 lbs_deb_enter(LBS_DEB_HOST);
2084 if (priv->dnld_sent) {
2086 lbs_deb_host("dnld_sent was set\n");
2089 spin_lock_irqsave(&priv->driver_lock, flags);
2090 if (priv->cur_cmd) {
2092 lbs_deb_host("cur_cmd was set\n");
2094 if (priv->intcounter > 0) {
2096 lbs_deb_host("intcounter %d\n", priv->intcounter);
2098 spin_unlock_irqrestore(&priv->driver_lock, flags);
2101 lbs_deb_host("sending lbs_ps_confirm_sleep\n");
2102 sendconfirmsleep(priv, (u8 *) & priv->lbs_ps_confirm_sleep,
2103 sizeof(struct PS_CMD_ConfirmSleep));
2105 lbs_deb_host("sleep confirm has been delayed\n");
2108 lbs_deb_leave(LBS_DEB_HOST);
2113 * @brief Simple callback that copies response back into command
2115 * @param priv A pointer to struct lbs_private structure
2116 * @param extra A pointer to the original command structure for which
2117 * 'resp' is a response
2118 * @param resp A pointer to the command response
2120 * @return 0 on success, error on failure
2122 int lbs_cmd_copyback(struct lbs_private *priv, unsigned long extra,
2123 struct cmd_header *resp)
2125 struct cmd_header *buf = (void *)extra;
2128 lbs_deb_enter(LBS_DEB_CMD);
2130 copy_len = min(le16_to_cpu(buf->size), le16_to_cpu(resp->size));
2131 lbs_deb_cmd("Copying back %u bytes; command response was %u bytes, "
2132 "copy back buffer was %u bytes\n", copy_len,
2133 le16_to_cpu(resp->size), le16_to_cpu(buf->size));
2134 memcpy(buf, resp, copy_len);
2136 lbs_deb_leave(LBS_DEB_CMD);
2139 EXPORT_SYMBOL_GPL(lbs_cmd_copyback);
2142 * @brief Simple way to call firmware functions
2144 * @param priv A pointer to struct lbs_private structure
2145 * @param psmode one of the many CMD_802_11_xxxx
2146 * @param cmd pointer to the parameters structure for above command
2147 * (this should not include the command, size, sequence
2148 * and result fields from struct cmd_ds_gen)
2149 * @param cmd_size size structure pointed to by cmd
2150 * @param rsp pointer to an area where the result should be placed
2151 * @param rsp_size pointer to the size of the rsp area. If the firmware
2152 * returns fewer bytes, then this *rsp_size will be
2153 * changed to the actual size.
2154 * @return -1 in case of a higher level error, otherwise
2155 * the result code from the firmware
2157 int __lbs_cmd(struct lbs_private *priv, uint16_t command,
2158 struct cmd_header *in_cmd, int in_cmd_size,
2159 int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *),
2160 unsigned long callback_arg)
2162 struct cmd_ctrl_node *cmdnode;
2163 unsigned long flags;
2166 lbs_deb_enter(LBS_DEB_HOST);
2169 lbs_deb_host("PREP_CMD: priv is NULL\n");
2174 if (priv->surpriseremoved) {
2175 lbs_deb_host("PREP_CMD: card removed\n");
2180 cmdnode = lbs_get_cmd_ctrl_node(priv);
2181 if (cmdnode == NULL) {
2182 lbs_deb_host("PREP_CMD: cmdnode is NULL\n");
2184 /* Wake up main thread to execute next command */
2185 wake_up_interruptible(&priv->waitq);
2190 cmdnode->callback = callback;
2191 cmdnode->callback_arg = callback_arg;
2193 /* Copy the incoming command to the buffer */
2194 memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size);
2196 /* Set sequence number, clean result, move to buffer */
2198 cmdnode->cmdbuf->command = cpu_to_le16(command);
2199 cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size);
2200 cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum);
2201 cmdnode->cmdbuf->result = 0;
2203 lbs_deb_host("PREP_CMD: command 0x%04x\n", command);
2205 /* here was the big old switch() statement, which is now obsolete,
2206 * because the caller of lbs_cmd() sets up all of *cmd for us. */
2208 cmdnode->cmdwaitqwoken = 0;
2209 lbs_queue_cmd(priv, cmdnode, 1);
2210 wake_up_interruptible(&priv->waitq);
2213 wait_event_interruptible(cmdnode->cmdwait_q, cmdnode->cmdwaitqwoken);
2215 spin_lock_irqsave(&priv->driver_lock, flags);
2216 if (priv->cur_cmd_retcode) {
2217 lbs_deb_host("PREP_CMD: command failed with return code %d\n",
2218 priv->cur_cmd_retcode);
2219 priv->cur_cmd_retcode = 0;
2222 spin_unlock_irqrestore(&priv->driver_lock, flags);
2225 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
2228 EXPORT_SYMBOL_GPL(__lbs_cmd);