?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Revert "gma500: Fix dependencies"
[zen-stable.git] / drivers / net / wireless / mwifiex / sta_cmdresp.c
blobd08f76429a0a0fbf89259169381bf0db230b0a96
1 /*
2 * Marvell Wireless LAN device driver: station command response handling
3 *
4 * Copyright (C) 2011, Marvell International Ltd.
5 *
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13 *
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
18 */
19
20 #include "decl.h"
21 #include "ioctl.h"
22 #include "util.h"
23 #include "fw.h"
24 #include "main.h"
25 #include "wmm.h"
26 #include "11n.h"
27
28
29 /*
30 * This function handles the command response error case.
31 *
32 * For scan response error, the function cancels all the pending
33 * scan commands and generates an event to inform the applications
34 * of the scan completion.
35 *
36 * For Power Save command failure, we do not retry enter PS
37 * command in case of Ad-hoc mode.
38 *
39 * For all other response errors, the current command buffer is freed
40 * and returned to the free command queue.
41 */
42 static void
43 mwifiex_process_cmdresp_error(struct mwifiex_private *priv,
44 struct host_cmd_ds_command *resp)
45 {
46 struct cmd_ctrl_node *cmd_node = NULL, *tmp_node;
47 struct mwifiex_adapter *adapter = priv->adapter;
48 struct host_cmd_ds_802_11_ps_mode_enh *pm;
49 unsigned long flags;
50
51 dev_err(adapter->dev, "CMD_RESP: cmd %#x error, result=%#x\n",
52 resp->command, resp->result);
53
54 if (adapter->curr_cmd->wait_q_enabled)
55 adapter->cmd_wait_q.status = -1;
56
57 switch (le16_to_cpu(resp->command)) {
58 case HostCmd_CMD_802_11_PS_MODE_ENH:
59 pm = &resp->params.psmode_enh;
60 dev_err(adapter->dev, "PS_MODE_ENH cmd failed: "
61 "result=0x%x action=0x%X\n",
62 resp->result, le16_to_cpu(pm->action));
63 /* We do not re-try enter-ps command in ad-hoc mode. */
64 if (le16_to_cpu(pm->action) == EN_AUTO_PS &&
65 (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) &&
66 priv->bss_mode == NL80211_IFTYPE_ADHOC)
67 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
68
69 break;
70 case HostCmd_CMD_802_11_SCAN:
71 /* Cancel all pending scan command */
72 spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
73 list_for_each_entry_safe(cmd_node, tmp_node,
74 &adapter->scan_pending_q, list) {
75 list_del(&cmd_node->list);
76 spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
77 flags);
78 mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
79 spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
80 }
81 spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags);
82
83 spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
84 adapter->scan_processing = false;
85 spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
86 if (priv->report_scan_result)
87 priv->report_scan_result = false;
88 if (priv->scan_pending_on_block) {
89 priv->scan_pending_on_block = false;
90 up(&priv->async_sem);
91 }
92 break;
93
94 case HostCmd_CMD_MAC_CONTROL:
95 break;
96
97 default:
98 break;
99 }
100 /* Handling errors here */
101 mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
102
103 spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
104 adapter->curr_cmd = NULL;
105 spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
106 }
107
108 /*
109 * This function handles the command response of get RSSI info.
110 *
111 * Handling includes changing the header fields into CPU format
112 * and saving the following parameters in driver -
113 * - Last data and beacon RSSI value
114 * - Average data and beacon RSSI value
115 * - Last data and beacon NF value
116 * - Average data and beacon NF value
117 *
118 * The parameters are send to the application as well, along with
119 * calculated SNR values.
120 */
121 static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv,
122 struct host_cmd_ds_command *resp,
123 void *data_buf)
124 {
125 struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp =
126 &resp->params.rssi_info_rsp;
127 struct mwifiex_ds_get_signal *signal;
128
129 priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last);
130 priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last);
131
132 priv->data_rssi_avg = le16_to_cpu(rssi_info_rsp->data_rssi_avg);
133 priv->data_nf_avg = le16_to_cpu(rssi_info_rsp->data_nf_avg);
134
135 priv->bcn_rssi_last = le16_to_cpu(rssi_info_rsp->bcn_rssi_last);
136 priv->bcn_nf_last = le16_to_cpu(rssi_info_rsp->bcn_nf_last);
137
138 priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg);
139 priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg);
140
141 /* Need to indicate IOCTL complete */
142 if (data_buf) {
143 signal = (struct mwifiex_ds_get_signal *) data_buf;
144 memset(signal, 0, sizeof(struct mwifiex_ds_get_signal));
145
146 signal->selector = ALL_RSSI_INFO_MASK;
147
148 /* RSSI */
149 signal->bcn_rssi_last = priv->bcn_rssi_last;
150 signal->bcn_rssi_avg = priv->bcn_rssi_avg;
151 signal->data_rssi_last = priv->data_rssi_last;
152 signal->data_rssi_avg = priv->data_rssi_avg;
153
154 /* SNR */
155 signal->bcn_snr_last =
156 CAL_SNR(priv->bcn_rssi_last, priv->bcn_nf_last);
157 signal->bcn_snr_avg =
158 CAL_SNR(priv->bcn_rssi_avg, priv->bcn_nf_avg);
159 signal->data_snr_last =
160 CAL_SNR(priv->data_rssi_last, priv->data_nf_last);
161 signal->data_snr_avg =
162 CAL_SNR(priv->data_rssi_avg, priv->data_nf_avg);
163
164 /* NF */
165 signal->bcn_nf_last = priv->bcn_nf_last;
166 signal->bcn_nf_avg = priv->bcn_nf_avg;
167 signal->data_nf_last = priv->data_nf_last;
168 signal->data_nf_avg = priv->data_nf_avg;
169 }
170
171 return 0;
172 }
173
174 /*
175 * This function handles the command response of set/get SNMP
176 * MIB parameters.
177 *
178 * Handling includes changing the header fields into CPU format
179 * and saving the parameter in driver.
180 *
181 * The following parameters are supported -
182 * - Fragmentation threshold
183 * - RTS threshold
184 * - Short retry limit
185 */
186 static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv,
187 struct host_cmd_ds_command *resp,
188 void *data_buf)
189 {
190 struct host_cmd_ds_802_11_snmp_mib *smib = &resp->params.smib;
191 u16 oid = le16_to_cpu(smib->oid);
192 u16 query_type = le16_to_cpu(smib->query_type);
193 u32 ul_temp;
194
195 dev_dbg(priv->adapter->dev, "info: SNMP_RESP: oid value = %#x,"
196 " query_type = %#x, buf size = %#x\n",
197 oid, query_type, le16_to_cpu(smib->buf_size));
198 if (query_type == HostCmd_ACT_GEN_GET) {
199 ul_temp = le16_to_cpu(*((__le16 *) (smib->value)));
200 if (data_buf)
201 *(u32 *)data_buf = ul_temp;
202 switch (oid) {
203 case FRAG_THRESH_I:
204 dev_dbg(priv->adapter->dev,
205 "info: SNMP_RESP: FragThsd =%u\n", ul_temp);
206 break;
207 case RTS_THRESH_I:
208 dev_dbg(priv->adapter->dev,
209 "info: SNMP_RESP: RTSThsd =%u\n", ul_temp);
210 break;
211 case SHORT_RETRY_LIM_I:
212 dev_dbg(priv->adapter->dev,
213 "info: SNMP_RESP: TxRetryCount=%u\n", ul_temp);
214 break;
215 default:
216 break;
217 }
218 }
219
220 return 0;
221 }
222
223 /*
224 * This function handles the command response of get log request
225 *
226 * Handling includes changing the header fields into CPU format
227 * and sending the received parameters to application.
228 */
229 static int mwifiex_ret_get_log(struct mwifiex_private *priv,
230 struct host_cmd_ds_command *resp,
231 void *data_buf)
232 {
233 struct host_cmd_ds_802_11_get_log *get_log =
234 (struct host_cmd_ds_802_11_get_log *) &resp->params.get_log;
235 struct mwifiex_ds_get_stats *stats;
236
237 if (data_buf) {
238 stats = (struct mwifiex_ds_get_stats *) data_buf;
239 stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame);
240 stats->failed = le32_to_cpu(get_log->failed);
241 stats->retry = le32_to_cpu(get_log->retry);
242 stats->multi_retry = le32_to_cpu(get_log->multi_retry);
243 stats->frame_dup = le32_to_cpu(get_log->frame_dup);
244 stats->rts_success = le32_to_cpu(get_log->rts_success);
245 stats->rts_failure = le32_to_cpu(get_log->rts_failure);
246 stats->ack_failure = le32_to_cpu(get_log->ack_failure);
247 stats->rx_frag = le32_to_cpu(get_log->rx_frag);
248 stats->mcast_rx_frame = le32_to_cpu(get_log->mcast_rx_frame);
249 stats->fcs_error = le32_to_cpu(get_log->fcs_error);
250 stats->tx_frame = le32_to_cpu(get_log->tx_frame);
251 stats->wep_icv_error[0] =
252 le32_to_cpu(get_log->wep_icv_err_cnt[0]);
253 stats->wep_icv_error[1] =
254 le32_to_cpu(get_log->wep_icv_err_cnt[1]);
255 stats->wep_icv_error[2] =
256 le32_to_cpu(get_log->wep_icv_err_cnt[2]);
257 stats->wep_icv_error[3] =
258 le32_to_cpu(get_log->wep_icv_err_cnt[3]);
259 }
260
261 return 0;
262 }
263
264 /*
265 * This function handles the command response of set/get Tx rate
266 * configurations.
267 *
268 * Handling includes changing the header fields into CPU format
269 * and saving the following parameters in driver -
270 * - DSSS rate bitmap
271 * - OFDM rate bitmap
272 * - HT MCS rate bitmaps
273 *
274 * Based on the new rate bitmaps, the function re-evaluates if
275 * auto data rate has been activated. If not, it sends another
276 * query to the firmware to get the current Tx data rate and updates
277 * the driver value.
278 */
279 static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
280 struct host_cmd_ds_command *resp,
281 void *data_buf)
282 {
283 struct mwifiex_rate_cfg *ds_rate;
284 struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg;
285 struct mwifiex_rate_scope *rate_scope;
286 struct mwifiex_ie_types_header *head;
287 u16 tlv, tlv_buf_len;
288 u8 *tlv_buf;
289 u32 i;
290 int ret = 0;
291
292 tlv_buf = (u8 *) ((u8 *) rate_cfg) +
293 sizeof(struct host_cmd_ds_tx_rate_cfg);
294 tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16));
295
296 while (tlv_buf && tlv_buf_len > 0) {
297 tlv = (*tlv_buf);
298 tlv = tlv | (*(tlv_buf + 1) << 8);
299
300 switch (tlv) {
301 case TLV_TYPE_RATE_SCOPE:
302 rate_scope = (struct mwifiex_rate_scope *) tlv_buf;
303 priv->bitmap_rates[0] =
304 le16_to_cpu(rate_scope->hr_dsss_rate_bitmap);
305 priv->bitmap_rates[1] =
306 le16_to_cpu(rate_scope->ofdm_rate_bitmap);
307 for (i = 0;
308 i <
309 sizeof(rate_scope->ht_mcs_rate_bitmap) /
310 sizeof(u16); i++)
311 priv->bitmap_rates[2 + i] =
312 le16_to_cpu(rate_scope->
313 ht_mcs_rate_bitmap[i]);
314 break;
315 /* Add RATE_DROP tlv here */
316 }
317
318 head = (struct mwifiex_ie_types_header *) tlv_buf;
319 tlv_buf += le16_to_cpu(head->len) + sizeof(*head);
320 tlv_buf_len -= le16_to_cpu(head->len);
321 }
322
323 priv->is_data_rate_auto = mwifiex_is_rate_auto(priv);
324
325 if (priv->is_data_rate_auto)
326 priv->data_rate = 0;
327 else
328 ret = mwifiex_send_cmd_async(priv,
329 HostCmd_CMD_802_11_TX_RATE_QUERY,
330 HostCmd_ACT_GEN_GET, 0, NULL);
331
332 if (data_buf) {
333 ds_rate = (struct mwifiex_rate_cfg *) data_buf;
334 if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
335 if (priv->is_data_rate_auto) {
336 ds_rate->is_rate_auto = 1;
337 } else {
338 ds_rate->rate = mwifiex_get_rate_index(priv->
339 bitmap_rates,
340 sizeof(priv->
341 bitmap_rates));
342 if (ds_rate->rate >=
343 MWIFIEX_RATE_BITMAP_OFDM0
344 && ds_rate->rate <=
345 MWIFIEX_RATE_BITMAP_OFDM7)
346 ds_rate->rate -=
347 (MWIFIEX_RATE_BITMAP_OFDM0 -
348 MWIFIEX_RATE_INDEX_OFDM0);
349 if (ds_rate->rate >=
350 MWIFIEX_RATE_BITMAP_MCS0
351 && ds_rate->rate <=
352 MWIFIEX_RATE_BITMAP_MCS127)
353 ds_rate->rate -=
354 (MWIFIEX_RATE_BITMAP_MCS0 -
355 MWIFIEX_RATE_INDEX_MCS0);
356 }
357 }
358 }
359
360 return ret;
361 }
362
363 /*
364 * This function handles the command response of get Tx power level.
365 *
366 * Handling includes saving the maximum and minimum Tx power levels
367 * in driver, as well as sending the values to user.
368 */
369 static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf)
370 {
371 int length, max_power = -1, min_power = -1;
372 struct mwifiex_types_power_group *pg_tlv_hdr;
373 struct mwifiex_power_group *pg;
374
375 if (data_buf) {
376 pg_tlv_hdr =
377 (struct mwifiex_types_power_group *) ((u8 *) data_buf
378 + sizeof(struct host_cmd_ds_txpwr_cfg));
379 pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr +
380 sizeof(struct mwifiex_types_power_group));
381 length = pg_tlv_hdr->length;
382 if (length > 0) {
383 max_power = pg->power_max;
384 min_power = pg->power_min;
385 length -= sizeof(struct mwifiex_power_group);
386 }
387 while (length) {
388 pg++;
389 if (max_power < pg->power_max)
390 max_power = pg->power_max;
391
392 if (min_power > pg->power_min)
393 min_power = pg->power_min;
394
395 length -= sizeof(struct mwifiex_power_group);
396 }
397 if (pg_tlv_hdr->length > 0) {
398 priv->min_tx_power_level = (u8) min_power;
399 priv->max_tx_power_level = (u8) max_power;
400 }
401 } else {
402 return -1;
403 }
404
405 return 0;
406 }
407
408 /*
409 * This function handles the command response of set/get Tx power
410 * configurations.
411 *
412 * Handling includes changing the header fields into CPU format
413 * and saving the current Tx power level in driver.
414 */
415 static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv,
416 struct host_cmd_ds_command *resp,
417 void *data_buf)
418 {
419 struct mwifiex_adapter *adapter = priv->adapter;
420 struct host_cmd_ds_txpwr_cfg *txp_cfg = &resp->params.txp_cfg;
421 struct mwifiex_types_power_group *pg_tlv_hdr;
422 struct mwifiex_power_group *pg;
423 u16 action = le16_to_cpu(txp_cfg->action);
424
425 switch (action) {
426 case HostCmd_ACT_GEN_GET:
427 {
428 pg_tlv_hdr =
429 (struct mwifiex_types_power_group *) ((u8 *)
430 txp_cfg +
431 sizeof
432 (struct
433 host_cmd_ds_txpwr_cfg));
434 pg = (struct mwifiex_power_group *) ((u8 *)
435 pg_tlv_hdr +
436 sizeof(struct
437 mwifiex_types_power_group));
438 if (adapter->hw_status ==
439 MWIFIEX_HW_STATUS_INITIALIZING)
440 mwifiex_get_power_level(priv, txp_cfg);
441 priv->tx_power_level = (u16) pg->power_min;
442 break;
443 }
444 case HostCmd_ACT_GEN_SET:
445 if (le32_to_cpu(txp_cfg->mode)) {
446 pg_tlv_hdr =
447 (struct mwifiex_types_power_group *) ((u8 *)
448 txp_cfg +
449 sizeof
450 (struct
451 host_cmd_ds_txpwr_cfg));
452 pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr
453 +
454 sizeof(struct
455 mwifiex_types_power_group));
456 if (pg->power_max == pg->power_min)
457 priv->tx_power_level = (u16) pg->power_min;
458 }
459 break;
460 default:
461 dev_err(adapter->dev, "CMD_RESP: unknown cmd action %d\n",
462 action);
463 return 0;
464 }
465 dev_dbg(adapter->dev,
466 "info: Current TxPower Level = %d, Max Power=%d, Min Power=%d\n",
467 priv->tx_power_level, priv->max_tx_power_level,
468 priv->min_tx_power_level);
469
470 return 0;
471 }
472
473 /*
474 * This function handles the command response of set/get MAC address.
475 *
476 * Handling includes saving the MAC address in driver.
477 */
478 static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv,
479 struct host_cmd_ds_command *resp)
480 {
481 struct host_cmd_ds_802_11_mac_address *cmd_mac_addr =
482 &resp->params.mac_addr;
483
484 memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN);
485
486 dev_dbg(priv->adapter->dev,
487 "info: set mac address: %pM\n", priv->curr_addr);
488
489 return 0;
490 }
491
492 /*
493 * This function handles the command response of set/get MAC multicast
494 * address.
495 */
496 static int mwifiex_ret_mac_multicast_adr(struct mwifiex_private *priv,
497 struct host_cmd_ds_command *resp)
498 {
499 return 0;
500 }
501
502 /*
503 * This function handles the command response of get Tx rate query.
504 *
505 * Handling includes changing the header fields into CPU format
506 * and saving the Tx rate and HT information parameters in driver.
507 *
508 * Both rate configuration and current data rate can be retrieved
509 * with this request.
510 */
511 static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv,
512 struct host_cmd_ds_command *resp)
513 {
514 priv->tx_rate = resp->params.tx_rate.tx_rate;
515 priv->tx_htinfo = resp->params.tx_rate.ht_info;
516 if (!priv->is_data_rate_auto)
517 priv->data_rate =
518 mwifiex_index_to_data_rate(priv->tx_rate,
519 priv->tx_htinfo);
520
521 return 0;
522 }
523
524 /*
525 * This function handles the command response of a deauthenticate
526 * command.
527 *
528 * If the deauthenticated MAC matches the current BSS MAC, the connection
529 * state is reset.
530 */
531 static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv,
532 struct host_cmd_ds_command *resp)
533 {
534 struct mwifiex_adapter *adapter = priv->adapter;
535
536 adapter->dbg.num_cmd_deauth++;
537 if (!memcmp(resp->params.deauth.mac_addr,
538 &priv->curr_bss_params.bss_descriptor.mac_address,
539 sizeof(resp->params.deauth.mac_addr)))
540 mwifiex_reset_connect_state(priv);
541
542 return 0;
543 }
544
545 /*
546 * This function handles the command response of ad-hoc stop.
547 *
548 * The function resets the connection state in driver.
549 */
550 static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv,
551 struct host_cmd_ds_command *resp)
552 {
553 mwifiex_reset_connect_state(priv);
554 return 0;
555 }
556
557 /*
558 * This function handles the command response of set/get key material.
559 *
560 * Handling includes updating the driver parameters to reflect the
561 * changes.
562 */
563 static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv,
564 struct host_cmd_ds_command *resp)
565 {
566 struct host_cmd_ds_802_11_key_material *key =
567 &resp->params.key_material;
568
569 if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) {
570 if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) {
571 dev_dbg(priv->adapter->dev, "info: key: GTK is set\n");
572 priv->wpa_is_gtk_set = true;
573 priv->scan_block = false;
574 }
575 }
576
577 memset(priv->aes_key.key_param_set.key, 0,
578 sizeof(key->key_param_set.key));
579 priv->aes_key.key_param_set.key_len = key->key_param_set.key_len;
580 memcpy(priv->aes_key.key_param_set.key, key->key_param_set.key,
581 le16_to_cpu(priv->aes_key.key_param_set.key_len));
582
583 return 0;
584 }
585
586 /*
587 * This function handles the command response of get 11d domain information.
588 */
589 static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv,
590 struct host_cmd_ds_command *resp)
591 {
592 struct host_cmd_ds_802_11d_domain_info_rsp *domain_info =
593 &resp->params.domain_info_resp;
594 struct mwifiex_ietypes_domain_param_set *domain = &domain_info->domain;
595 u16 action = le16_to_cpu(domain_info->action);
596 u8 no_of_triplet;
597
598 no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) -
599 IEEE80211_COUNTRY_STRING_LEN) /
600 sizeof(struct ieee80211_country_ie_triplet));
601
602 dev_dbg(priv->adapter->dev, "info: 11D Domain Info Resp:"
603 " no_of_triplet=%d\n", no_of_triplet);
604
605 if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) {
606 dev_warn(priv->adapter->dev,
607 "11D: invalid number of triplets %d "
608 "returned!!\n", no_of_triplet);
609 return -1;
610 }
611
612 switch (action) {
613 case HostCmd_ACT_GEN_SET: /* Proc Set Action */
614 break;
615 case HostCmd_ACT_GEN_GET:
616 break;
617 default:
618 dev_err(priv->adapter->dev,
619 "11D: invalid action:%d\n", domain_info->action);
620 return -1;
621 }
622
623 return 0;
624 }
625
626 /*
627 * This function handles the command response of get RF channel.
628 *
629 * Handling includes changing the header fields into CPU format
630 * and saving the new channel in driver.
631 */
632 static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv,
633 struct host_cmd_ds_command *resp,
634 void *data_buf)
635 {
636 struct host_cmd_ds_802_11_rf_channel *rf_channel =
637 &resp->params.rf_channel;
638 u16 new_channel = le16_to_cpu(rf_channel->current_channel);
639
640 if (priv->curr_bss_params.bss_descriptor.channel != new_channel) {
641 dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n",
642 priv->curr_bss_params.bss_descriptor.channel,
643 new_channel);
644 /* Update the channel again */
645 priv->curr_bss_params.bss_descriptor.channel = new_channel;
646 }
647 if (data_buf)
648 *((u16 *)data_buf) = new_channel;
649
650 return 0;
651 }
652
653 /*
654 * This function handles the command response of get extended version.
655 *
656 * Handling includes forming the extended version string and sending it
657 * to application.
658 */
659 static int mwifiex_ret_ver_ext(struct mwifiex_private *priv,
660 struct host_cmd_ds_command *resp,
661 void *data_buf)
662 {
663 struct host_cmd_ds_version_ext *ver_ext = &resp->params.verext;
664 struct host_cmd_ds_version_ext *version_ext;
665
666 if (data_buf) {
667 version_ext = (struct host_cmd_ds_version_ext *)data_buf;
668 version_ext->version_str_sel = ver_ext->version_str_sel;
669 memcpy(version_ext->version_str, ver_ext->version_str,
670 sizeof(char) * 128);
671 memcpy(priv->version_str, ver_ext->version_str, 128);
672 }
673 return 0;
674 }
675
676 /*
677 * This function handles the command response of register access.
678 *
679 * The register value and offset are returned to the user. For EEPROM
680 * access, the byte count is also returned.
681 */
682 static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp,
683 void *data_buf)
684 {
685 struct mwifiex_ds_reg_rw *reg_rw;
686 struct mwifiex_ds_read_eeprom *eeprom;
687
688 if (data_buf) {
689 reg_rw = (struct mwifiex_ds_reg_rw *) data_buf;
690 eeprom = (struct mwifiex_ds_read_eeprom *) data_buf;
691 switch (type) {
692 case HostCmd_CMD_MAC_REG_ACCESS:
693 {
694 struct host_cmd_ds_mac_reg_access *reg;
695 reg = (struct host_cmd_ds_mac_reg_access *)
696 &resp->params.mac_reg;
697 reg_rw->offset = cpu_to_le32(
698 (u32) le16_to_cpu(reg->offset));
699 reg_rw->value = reg->value;
700 break;
701 }
702 case HostCmd_CMD_BBP_REG_ACCESS:
703 {
704 struct host_cmd_ds_bbp_reg_access *reg;
705 reg = (struct host_cmd_ds_bbp_reg_access *)
706 &resp->params.bbp_reg;
707 reg_rw->offset = cpu_to_le32(
708 (u32) le16_to_cpu(reg->offset));
709 reg_rw->value = cpu_to_le32((u32) reg->value);
710 break;
711 }
712
713 case HostCmd_CMD_RF_REG_ACCESS:
714 {
715 struct host_cmd_ds_rf_reg_access *reg;
716 reg = (struct host_cmd_ds_rf_reg_access *)
717 &resp->params.rf_reg;
718 reg_rw->offset = cpu_to_le32(
719 (u32) le16_to_cpu(reg->offset));
720 reg_rw->value = cpu_to_le32((u32) reg->value);
721 break;
722 }
723 case HostCmd_CMD_PMIC_REG_ACCESS:
724 {
725 struct host_cmd_ds_pmic_reg_access *reg;
726 reg = (struct host_cmd_ds_pmic_reg_access *)
727 &resp->params.pmic_reg;
728 reg_rw->offset = cpu_to_le32(
729 (u32) le16_to_cpu(reg->offset));
730 reg_rw->value = cpu_to_le32((u32) reg->value);
731 break;
732 }
733 case HostCmd_CMD_CAU_REG_ACCESS:
734 {
735 struct host_cmd_ds_rf_reg_access *reg;
736 reg = (struct host_cmd_ds_rf_reg_access *)
737 &resp->params.rf_reg;
738 reg_rw->offset = cpu_to_le32(
739 (u32) le16_to_cpu(reg->offset));
740 reg_rw->value = cpu_to_le32((u32) reg->value);
741 break;
742 }
743 case HostCmd_CMD_802_11_EEPROM_ACCESS:
744 {
745 struct host_cmd_ds_802_11_eeprom_access
746 *cmd_eeprom =
747 (struct host_cmd_ds_802_11_eeprom_access
748 *) &resp->params.eeprom;
749 pr_debug("info: EEPROM read len=%x\n",
750 cmd_eeprom->byte_count);
751 if (le16_to_cpu(eeprom->byte_count) <
752 le16_to_cpu(
753 cmd_eeprom->byte_count)) {
754 eeprom->byte_count = cpu_to_le16(0);
755 pr_debug("info: EEPROM read "
756 "length is too big\n");
757 return -1;
758 }
759 eeprom->offset = cmd_eeprom->offset;
760 eeprom->byte_count = cmd_eeprom->byte_count;
761 if (le16_to_cpu(eeprom->byte_count) > 0)
762 memcpy(&eeprom->value,
763 &cmd_eeprom->value,
764 le16_to_cpu(eeprom->byte_count));
765
766 break;
767 }
768 default:
769 return -1;
770 }
771 }
772 return 0;
773 }
774
775 /*
776 * This function handles the command response of get IBSS coalescing status.
777 *
778 * If the received BSSID is different than the current one, the current BSSID,
779 * beacon interval, ATIM window and ERP information are updated, along with
780 * changing the ad-hoc state accordingly.
781 */
782 static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv,
783 struct host_cmd_ds_command *resp)
784 {
785 struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp =
786 &(resp->params.ibss_coalescing);
787 u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 };
788
789 if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET)
790 return 0;
791
792 dev_dbg(priv->adapter->dev,
793 "info: new BSSID %pM\n", ibss_coal_resp->bssid);
794
795 /* If rsp has NULL BSSID, Just return..... No Action */
796 if (!memcmp(ibss_coal_resp->bssid, zero_mac, ETH_ALEN)) {
797 dev_warn(priv->adapter->dev, "new BSSID is NULL\n");
798 return 0;
799 }
800
801 /* If BSSID is diff, modify current BSS parameters */
802 if (memcmp(priv->curr_bss_params.bss_descriptor.mac_address,
803 ibss_coal_resp->bssid, ETH_ALEN)) {
804 /* BSSID */
805 memcpy(priv->curr_bss_params.bss_descriptor.mac_address,
806 ibss_coal_resp->bssid, ETH_ALEN);
807
808 /* Beacon Interval */
809 priv->curr_bss_params.bss_descriptor.beacon_period
810 = le16_to_cpu(ibss_coal_resp->beacon_interval);
811
812 /* ERP Information */
813 priv->curr_bss_params.bss_descriptor.erp_flags =
814 (u8) le16_to_cpu(ibss_coal_resp->use_g_rate_protect);
815
816 priv->adhoc_state = ADHOC_COALESCED;
817 }
818
819 return 0;
820 }
821
822 /*
823 * This function handles the command responses.
824 *
825 * This is a generic function, which calls command specific
826 * response handlers based on the command ID.
827 */
828 int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv,
829 u16 cmdresp_no, void *cmd_buf)
830 {
831 int ret = 0;
832 struct mwifiex_adapter *adapter = priv->adapter;
833 struct host_cmd_ds_command *resp =
834 (struct host_cmd_ds_command *) cmd_buf;
835 void *data_buf = adapter->curr_cmd->data_buf;
836
837 /* If the command is not successful, cleanup and return failure */
838 if (resp->result != HostCmd_RESULT_OK) {
839 mwifiex_process_cmdresp_error(priv, resp);
840 return -1;
841 }
842 /* Command successful, handle response */
843 switch (cmdresp_no) {
844 case HostCmd_CMD_GET_HW_SPEC:
845 ret = mwifiex_ret_get_hw_spec(priv, resp);
846 break;
847 case HostCmd_CMD_MAC_CONTROL:
848 break;
849 case HostCmd_CMD_802_11_MAC_ADDRESS:
850 ret = mwifiex_ret_802_11_mac_address(priv, resp);
851 break;
852 case HostCmd_CMD_MAC_MULTICAST_ADR:
853 ret = mwifiex_ret_mac_multicast_adr(priv, resp);
854 break;
855 case HostCmd_CMD_TX_RATE_CFG:
856 ret = mwifiex_ret_tx_rate_cfg(priv, resp, data_buf);
857 break;
858 case HostCmd_CMD_802_11_SCAN:
859 ret = mwifiex_ret_802_11_scan(priv, resp);
860 adapter->curr_cmd->wait_q_enabled = false;
861 break;
862 case HostCmd_CMD_802_11_BG_SCAN_QUERY:
863 ret = mwifiex_ret_802_11_scan(priv, resp);
864 dev_dbg(adapter->dev,
865 "info: CMD_RESP: BG_SCAN result is ready!\n");
866 break;
867 case HostCmd_CMD_TXPWR_CFG:
868 ret = mwifiex_ret_tx_power_cfg(priv, resp, data_buf);
869 break;
870 case HostCmd_CMD_802_11_PS_MODE_ENH:
871 ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf);
872 break;
873 case HostCmd_CMD_802_11_HS_CFG_ENH:
874 ret = mwifiex_ret_802_11_hs_cfg(priv, resp);
875 break;
876 case HostCmd_CMD_802_11_ASSOCIATE:
877 ret = mwifiex_ret_802_11_associate(priv, resp);
878 break;
879 case HostCmd_CMD_802_11_DEAUTHENTICATE:
880 ret = mwifiex_ret_802_11_deauthenticate(priv, resp);
881 break;
882 case HostCmd_CMD_802_11_AD_HOC_START:
883 case HostCmd_CMD_802_11_AD_HOC_JOIN:
884 ret = mwifiex_ret_802_11_ad_hoc(priv, resp);
885 break;
886 case HostCmd_CMD_802_11_AD_HOC_STOP:
887 ret = mwifiex_ret_802_11_ad_hoc_stop(priv, resp);
888 break;
889 case HostCmd_CMD_802_11_GET_LOG:
890 ret = mwifiex_ret_get_log(priv, resp, data_buf);
891 break;
892 case HostCmd_CMD_RSSI_INFO:
893 ret = mwifiex_ret_802_11_rssi_info(priv, resp, data_buf);
894 break;
895 case HostCmd_CMD_802_11_SNMP_MIB:
896 ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf);
897 break;
898 case HostCmd_CMD_802_11_TX_RATE_QUERY:
899 ret = mwifiex_ret_802_11_tx_rate_query(priv, resp);
900 break;
901 case HostCmd_CMD_802_11_RF_CHANNEL:
902 ret = mwifiex_ret_802_11_rf_channel(priv, resp, data_buf);
903 break;
904 case HostCmd_CMD_VERSION_EXT:
905 ret = mwifiex_ret_ver_ext(priv, resp, data_buf);
906 break;
907 case HostCmd_CMD_FUNC_INIT:
908 case HostCmd_CMD_FUNC_SHUTDOWN:
909 break;
910 case HostCmd_CMD_802_11_KEY_MATERIAL:
911 ret = mwifiex_ret_802_11_key_material(priv, resp);
912 break;
913 case HostCmd_CMD_802_11D_DOMAIN_INFO:
914 ret = mwifiex_ret_802_11d_domain_info(priv, resp);
915 break;
916 case HostCmd_CMD_11N_ADDBA_REQ:
917 ret = mwifiex_ret_11n_addba_req(priv, resp);
918 break;
919 case HostCmd_CMD_11N_DELBA:
920 ret = mwifiex_ret_11n_delba(priv, resp);
921 break;
922 case HostCmd_CMD_11N_ADDBA_RSP:
923 ret = mwifiex_ret_11n_addba_resp(priv, resp);
924 break;
925 case HostCmd_CMD_RECONFIGURE_TX_BUFF:
926 adapter->tx_buf_size = (u16) le16_to_cpu(resp->params.
927 tx_buf.buff_size);
928 adapter->tx_buf_size = (adapter->tx_buf_size /
929 MWIFIEX_SDIO_BLOCK_SIZE) *
930 MWIFIEX_SDIO_BLOCK_SIZE;
931 adapter->curr_tx_buf_size = adapter->tx_buf_size;
932 dev_dbg(adapter->dev,
933 "cmd: max_tx_buf_size=%d, tx_buf_size=%d\n",
934 adapter->max_tx_buf_size, adapter->tx_buf_size);
935
936 if (adapter->if_ops.update_mp_end_port)
937 adapter->if_ops.update_mp_end_port(adapter,
938 le16_to_cpu(resp->
939 params.
940 tx_buf.
941 mp_end_port));
942 break;
943 case HostCmd_CMD_AMSDU_AGGR_CTRL:
944 ret = mwifiex_ret_amsdu_aggr_ctrl(resp, data_buf);
945 break;
946 case HostCmd_CMD_WMM_GET_STATUS:
947 ret = mwifiex_ret_wmm_get_status(priv, resp);
948 break;
949 case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
950 ret = mwifiex_ret_ibss_coalescing_status(priv, resp);
951 break;
952 case HostCmd_CMD_MAC_REG_ACCESS:
953 case HostCmd_CMD_BBP_REG_ACCESS:
954 case HostCmd_CMD_RF_REG_ACCESS:
955 case HostCmd_CMD_PMIC_REG_ACCESS:
956 case HostCmd_CMD_CAU_REG_ACCESS:
957 case HostCmd_CMD_802_11_EEPROM_ACCESS:
958 ret = mwifiex_ret_reg_access(cmdresp_no, resp, data_buf);
959 break;
960 case HostCmd_CMD_SET_BSS_MODE:
961 break;
962 case HostCmd_CMD_11N_CFG:
963 ret = mwifiex_ret_11n_cfg(resp, data_buf);
964 break;
965 default:
966 dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n",
967 resp->command);
968 break;
969 }
970
971 return ret;
972 }