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Revert "gma500: Fix dependencies"
[zen-stable.git] / drivers / net / wireless / mwifiex / sta_cmd.c
blob8af3a78d27235795f5f49de722d8636c087a6be0
1 /*
2 * Marvell Wireless LAN device driver: station command 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 * This function prepares command to set/get RSSI information.
30 *
31 * Preparation includes -
32 * - Setting command ID, action and proper size
33 * - Setting data/beacon average factors
34 * - Resetting SNR/NF/RSSI values in private structure
35 * - Ensuring correct endian-ness
36 */
37 static int
38 mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,
39 struct host_cmd_ds_command *cmd, u16 cmd_action)
40 {
41 cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);
42 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +
43 S_DS_GEN);
44 cmd->params.rssi_info.action = cpu_to_le16(cmd_action);
45 cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);
46 cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);
47
48 /* Reset SNR/NF/RSSI values in private structure */
49 priv->data_rssi_last = 0;
50 priv->data_nf_last = 0;
51 priv->data_rssi_avg = 0;
52 priv->data_nf_avg = 0;
53 priv->bcn_rssi_last = 0;
54 priv->bcn_nf_last = 0;
55 priv->bcn_rssi_avg = 0;
56 priv->bcn_nf_avg = 0;
57
58 return 0;
59 }
60
61 /*
62 * This function prepares command to set MAC control.
63 *
64 * Preparation includes -
65 * - Setting command ID, action and proper size
66 * - Ensuring correct endian-ness
67 */
68 static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
69 struct host_cmd_ds_command *cmd,
70 u16 cmd_action, void *data_buf)
71 {
72 struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;
73 u16 action = *((u16 *) data_buf);
74
75 if (cmd_action != HostCmd_ACT_GEN_SET) {
76 dev_err(priv->adapter->dev,
77 "mac_control: only support set cmd\n");
78 return -1;
79 }
80
81 cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);
82 cmd->size =
83 cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);
84 mac_ctrl->action = cpu_to_le16(action);
85
86 return 0;
87 }
88
89 /*
90 * This function prepares command to set/get SNMP MIB.
91 *
92 * Preparation includes -
93 * - Setting command ID, action and proper size
94 * - Setting SNMP MIB OID number and value
95 * (as required)
96 * - Ensuring correct endian-ness
97 *
98 * The following SNMP MIB OIDs are supported -
99 * - FRAG_THRESH_I : Fragmentation threshold
100 * - RTS_THRESH_I : RTS threshold
101 * - SHORT_RETRY_LIM_I : Short retry limit
102 * - DOT11D_I : 11d support
103 */
104 static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,
105 struct host_cmd_ds_command *cmd,
106 u16 cmd_action, u32 cmd_oid,
107 void *data_buf)
108 {
109 struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;
110 u32 ul_temp;
111
112 dev_dbg(priv->adapter->dev, "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
113 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);
114 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)
115 - 1 + S_DS_GEN);
116
117 if (cmd_action == HostCmd_ACT_GEN_GET) {
118 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);
119 snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);
120 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size)
121 + MAX_SNMP_BUF_SIZE);
122 }
123
124 switch (cmd_oid) {
125 case FRAG_THRESH_I:
126 snmp_mib->oid = cpu_to_le16((u16) FRAG_THRESH_I);
127 if (cmd_action == HostCmd_ACT_GEN_SET) {
128 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
129 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
130 ul_temp = *((u32 *) data_buf);
131 *((__le16 *) (snmp_mib->value)) =
132 cpu_to_le16((u16) ul_temp);
133 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size)
134 + sizeof(u16));
135 }
136 break;
137 case RTS_THRESH_I:
138 snmp_mib->oid = cpu_to_le16((u16) RTS_THRESH_I);
139 if (cmd_action == HostCmd_ACT_GEN_SET) {
140 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
141 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
142 ul_temp = *((u32 *) data_buf);
143 *(__le16 *) (snmp_mib->value) =
144 cpu_to_le16((u16) ul_temp);
145 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size)
146 + sizeof(u16));
147 }
148 break;
149
150 case SHORT_RETRY_LIM_I:
151 snmp_mib->oid = cpu_to_le16((u16) SHORT_RETRY_LIM_I);
152 if (cmd_action == HostCmd_ACT_GEN_SET) {
153 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
154 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
155 ul_temp = (*(u32 *) data_buf);
156 *((__le16 *) (snmp_mib->value)) =
157 cpu_to_le16((u16) ul_temp);
158 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size)
159 + sizeof(u16));
160 }
161 break;
162 case DOT11D_I:
163 snmp_mib->oid = cpu_to_le16((u16) DOT11D_I);
164 if (cmd_action == HostCmd_ACT_GEN_SET) {
165 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
166 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
167 ul_temp = *(u32 *) data_buf;
168 *((__le16 *) (snmp_mib->value)) =
169 cpu_to_le16((u16) ul_temp);
170 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size)
171 + sizeof(u16));
172 }
173 break;
174 default:
175 break;
176 }
177 dev_dbg(priv->adapter->dev,
178 "cmd: SNMP_CMD: Action=0x%x, OID=0x%x, OIDSize=0x%x,"
179 " Value=0x%x\n",
180 cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),
181 le16_to_cpu(*(__le16 *) snmp_mib->value));
182 return 0;
183 }
184
185 /*
186 * This function prepares command to get log.
187 *
188 * Preparation includes -
189 * - Setting command ID and proper size
190 * - Ensuring correct endian-ness
191 */
192 static int
193 mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)
194 {
195 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);
196 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +
197 S_DS_GEN);
198 return 0;
199 }
200
201 /*
202 * This function prepares command to set/get Tx data rate configuration.
203 *
204 * Preparation includes -
205 * - Setting command ID, action and proper size
206 * - Setting configuration index, rate scope and rate drop pattern
207 * parameters (as required)
208 * - Ensuring correct endian-ness
209 */
210 static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,
211 struct host_cmd_ds_command *cmd,
212 u16 cmd_action, void *data_buf)
213 {
214 struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;
215 struct mwifiex_rate_scope *rate_scope;
216 struct mwifiex_rate_drop_pattern *rate_drop;
217 u16 *pbitmap_rates = (u16 *) data_buf;
218
219 u32 i;
220
221 cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);
222
223 rate_cfg->action = cpu_to_le16(cmd_action);
224 rate_cfg->cfg_index = 0;
225
226 rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +
227 sizeof(struct host_cmd_ds_tx_rate_cfg));
228 rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);
229 rate_scope->length = cpu_to_le16(sizeof(struct mwifiex_rate_scope) -
230 sizeof(struct mwifiex_ie_types_header));
231 if (pbitmap_rates != NULL) {
232 rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);
233 rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);
234 for (i = 0;
235 i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16);
236 i++)
237 rate_scope->ht_mcs_rate_bitmap[i] =
238 cpu_to_le16(pbitmap_rates[2 + i]);
239 } else {
240 rate_scope->hr_dsss_rate_bitmap =
241 cpu_to_le16(priv->bitmap_rates[0]);
242 rate_scope->ofdm_rate_bitmap =
243 cpu_to_le16(priv->bitmap_rates[1]);
244 for (i = 0;
245 i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16);
246 i++)
247 rate_scope->ht_mcs_rate_bitmap[i] =
248 cpu_to_le16(priv->bitmap_rates[2 + i]);
249 }
250
251 rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
252 sizeof(struct mwifiex_rate_scope));
253 rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
254 rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
255 rate_drop->rate_drop_mode = 0;
256
257 cmd->size =
258 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
259 sizeof(struct mwifiex_rate_scope) +
260 sizeof(struct mwifiex_rate_drop_pattern));
261
262 return 0;
263 }
264
265 /*
266 * This function prepares command to set/get Tx power configuration.
267 *
268 * Preparation includes -
269 * - Setting command ID, action and proper size
270 * - Setting Tx power mode, power group TLV
271 * (as required)
272 * - Ensuring correct endian-ness
273 */
274 static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
275 u16 cmd_action, void *data_buf)
276 {
277 struct mwifiex_types_power_group *pg_tlv;
278 struct host_cmd_ds_txpwr_cfg *txp;
279 struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
280
281 cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
282 cmd->size =
283 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
284 switch (cmd_action) {
285 case HostCmd_ACT_GEN_SET:
286 txp = (struct host_cmd_ds_txpwr_cfg *) data_buf;
287 if (txp->mode) {
288 pg_tlv = (struct mwifiex_types_power_group
289 *) ((unsigned long) data_buf +
290 sizeof(struct host_cmd_ds_txpwr_cfg));
291 memmove(cmd_txp_cfg, data_buf,
292 sizeof(struct host_cmd_ds_txpwr_cfg) +
293 sizeof(struct mwifiex_types_power_group) +
294 pg_tlv->length);
295
296 pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
297 cmd_txp_cfg +
298 sizeof(struct host_cmd_ds_txpwr_cfg));
299 cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
300 sizeof(struct mwifiex_types_power_group) +
301 pg_tlv->length);
302 } else {
303 memmove(cmd_txp_cfg, data_buf,
304 sizeof(struct host_cmd_ds_txpwr_cfg));
305 }
306 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
307 break;
308 case HostCmd_ACT_GEN_GET:
309 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
310 break;
311 }
312
313 return 0;
314 }
315
316 /*
317 * This function prepares command to set Host Sleep configuration.
318 *
319 * Preparation includes -
320 * - Setting command ID and proper size
321 * - Setting Host Sleep action, conditions, ARP filters
322 * (as required)
323 * - Ensuring correct endian-ness
324 */
325 static int mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
326 struct host_cmd_ds_command *cmd,
327 u16 cmd_action,
328 struct mwifiex_hs_config_param *data_buf)
329 {
330 struct mwifiex_adapter *adapter = priv->adapter;
331 struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
332 u16 hs_activate = false;
333
334 if (data_buf == NULL)
335 /* New Activate command */
336 hs_activate = true;
337 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
338
339 if (!hs_activate &&
340 (data_buf->conditions
341 != cpu_to_le32(HOST_SLEEP_CFG_CANCEL))
342 && ((adapter->arp_filter_size > 0)
343 && (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
344 dev_dbg(adapter->dev,
345 "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
346 adapter->arp_filter_size);
347 memcpy(((u8 *) hs_cfg) +
348 sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
349 adapter->arp_filter, adapter->arp_filter_size);
350 cmd->size = cpu_to_le16(adapter->arp_filter_size +
351 sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
352 + S_DS_GEN);
353 } else {
354 cmd->size = cpu_to_le16(S_DS_GEN + sizeof(struct
355 host_cmd_ds_802_11_hs_cfg_enh));
356 }
357 if (hs_activate) {
358 hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
359 hs_cfg->params.hs_activate.resp_ctrl = RESP_NEEDED;
360 } else {
361 hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
362 hs_cfg->params.hs_config.conditions = data_buf->conditions;
363 hs_cfg->params.hs_config.gpio = data_buf->gpio;
364 hs_cfg->params.hs_config.gap = data_buf->gap;
365 dev_dbg(adapter->dev,
366 "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
367 hs_cfg->params.hs_config.conditions,
368 hs_cfg->params.hs_config.gpio,
369 hs_cfg->params.hs_config.gap);
370 }
371
372 return 0;
373 }
374
375 /*
376 * This function prepares command to set/get MAC address.
377 *
378 * Preparation includes -
379 * - Setting command ID, action and proper size
380 * - Setting MAC address (for SET only)
381 * - Ensuring correct endian-ness
382 */
383 static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
384 struct host_cmd_ds_command *cmd,
385 u16 cmd_action)
386 {
387 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
388 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
389 S_DS_GEN);
390 cmd->result = 0;
391
392 cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
393
394 if (cmd_action == HostCmd_ACT_GEN_SET)
395 memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
396 ETH_ALEN);
397 return 0;
398 }
399
400 /*
401 * This function prepares command to set MAC multicast address.
402 *
403 * Preparation includes -
404 * - Setting command ID, action and proper size
405 * - Setting MAC multicast address
406 * - Ensuring correct endian-ness
407 */
408 static int mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
409 u16 cmd_action, void *data_buf)
410 {
411 struct mwifiex_multicast_list *mcast_list =
412 (struct mwifiex_multicast_list *) data_buf;
413 struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
414
415 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
416 S_DS_GEN);
417 cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
418
419 mcast_addr->action = cpu_to_le16(cmd_action);
420 mcast_addr->num_of_adrs =
421 cpu_to_le16((u16) mcast_list->num_multicast_addr);
422 memcpy(mcast_addr->mac_list, mcast_list->mac_list,
423 mcast_list->num_multicast_addr * ETH_ALEN);
424
425 return 0;
426 }
427
428 /*
429 * This function prepares command to deauthenticate.
430 *
431 * Preparation includes -
432 * - Setting command ID and proper size
433 * - Setting AP MAC address and reason code
434 * - Ensuring correct endian-ness
435 */
436 static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
437 struct host_cmd_ds_command *cmd,
438 void *data_buf)
439 {
440 struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
441
442 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
443 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
444 + S_DS_GEN);
445
446 /* Set AP MAC address */
447 memcpy(deauth->mac_addr, (u8 *) data_buf, ETH_ALEN);
448
449 dev_dbg(priv->adapter->dev, "cmd: Deauth: %pM\n", deauth->mac_addr);
450
451 deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
452
453 return 0;
454 }
455
456 /*
457 * This function prepares command to stop Ad-Hoc network.
458 *
459 * Preparation includes -
460 * - Setting command ID and proper size
461 * - Ensuring correct endian-ness
462 */
463 static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
464 {
465 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
466 cmd->size = cpu_to_le16(S_DS_GEN);
467 return 0;
468 }
469
470 /*
471 * This function sets WEP key(s) to key parameter TLV(s).
472 *
473 * Multi-key parameter TLVs are supported, so we can send multiple
474 * WEP keys in a single buffer.
475 */
476 static int
477 mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
478 struct mwifiex_ie_type_key_param_set *key_param_set,
479 u16 *key_param_len)
480 {
481 int cur_key_param_len;
482 u8 i;
483
484 /* Multi-key_param_set TLV is supported */
485 for (i = 0; i < NUM_WEP_KEYS; i++) {
486 if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
487 (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
488 key_param_set->type =
489 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
490 /* Key_param_set WEP fixed length */
491 #define KEYPARAMSET_WEP_FIXED_LEN 8
492 key_param_set->length = cpu_to_le16((u16)
493 (priv->wep_key[i].
494 key_length +
495 KEYPARAMSET_WEP_FIXED_LEN));
496 key_param_set->key_type_id =
497 cpu_to_le16(KEY_TYPE_ID_WEP);
498 key_param_set->key_info =
499 cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
500 KEY_MCAST);
501 key_param_set->key_len =
502 cpu_to_le16(priv->wep_key[i].key_length);
503 /* Set WEP key index */
504 key_param_set->key[0] = i;
505 /* Set default Tx key flag */
506 if (i ==
507 (priv->
508 wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
509 key_param_set->key[1] = 1;
510 else
511 key_param_set->key[1] = 0;
512 memmove(&key_param_set->key[2],
513 priv->wep_key[i].key_material,
514 priv->wep_key[i].key_length);
515
516 cur_key_param_len = priv->wep_key[i].key_length +
517 KEYPARAMSET_WEP_FIXED_LEN +
518 sizeof(struct mwifiex_ie_types_header);
519 *key_param_len += (u16) cur_key_param_len;
520 key_param_set =
521 (struct mwifiex_ie_type_key_param_set *)
522 ((u8 *)key_param_set +
523 cur_key_param_len);
524 } else if (!priv->wep_key[i].key_length) {
525 continue;
526 } else {
527 dev_err(priv->adapter->dev,
528 "key%d Length = %d is incorrect\n",
529 (i + 1), priv->wep_key[i].key_length);
530 return -1;
531 }
532 }
533
534 return 0;
535 }
536
537 /*
538 * This function prepares command to set/get/reset network key(s).
539 *
540 * Preparation includes -
541 * - Setting command ID, action and proper size
542 * - Setting WEP keys, WAPI keys or WPA keys along with required
543 * encryption (TKIP, AES) (as required)
544 * - Ensuring correct endian-ness
545 */
546 static int mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
547 struct host_cmd_ds_command *cmd,
548 u16 cmd_action,
549 u32 cmd_oid, void *data_buf)
550 {
551 struct host_cmd_ds_802_11_key_material *key_material =
552 &cmd->params.key_material;
553 struct mwifiex_ds_encrypt_key *enc_key =
554 (struct mwifiex_ds_encrypt_key *) data_buf;
555 u16 key_param_len = 0;
556 int ret = 0;
557 const u8 bc_mac[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
558
559 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
560 key_material->action = cpu_to_le16(cmd_action);
561
562 if (cmd_action == HostCmd_ACT_GEN_GET) {
563 cmd->size =
564 cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
565 return ret;
566 }
567
568 if (!enc_key) {
569 memset(&key_material->key_param_set, 0,
570 (NUM_WEP_KEYS *
571 sizeof(struct mwifiex_ie_type_key_param_set)));
572 ret = mwifiex_set_keyparamset_wep(priv,
573 &key_material->key_param_set,
574 &key_param_len);
575 cmd->size = cpu_to_le16(key_param_len +
576 sizeof(key_material->action) + S_DS_GEN);
577 return ret;
578 } else
579 memset(&key_material->key_param_set, 0,
580 sizeof(struct mwifiex_ie_type_key_param_set));
581 if (enc_key->is_wapi_key) {
582 dev_dbg(priv->adapter->dev, "info: Set WAPI Key\n");
583 key_material->key_param_set.key_type_id =
584 cpu_to_le16(KEY_TYPE_ID_WAPI);
585 if (cmd_oid == KEY_INFO_ENABLED)
586 key_material->key_param_set.key_info =
587 cpu_to_le16(KEY_ENABLED);
588 else
589 key_material->key_param_set.key_info =
590 cpu_to_le16(!KEY_ENABLED);
591
592 key_material->key_param_set.key[0] = enc_key->key_index;
593 if (!priv->sec_info.wapi_key_on)
594 key_material->key_param_set.key[1] = 1;
595 else
596 /* set 0 when re-key */
597 key_material->key_param_set.key[1] = 0;
598
599 if (0 != memcmp(enc_key->mac_addr, bc_mac, sizeof(bc_mac))) {
600 /* WAPI pairwise key: unicast */
601 key_material->key_param_set.key_info |=
602 cpu_to_le16(KEY_UNICAST);
603 } else { /* WAPI group key: multicast */
604 key_material->key_param_set.key_info |=
605 cpu_to_le16(KEY_MCAST);
606 priv->sec_info.wapi_key_on = true;
607 }
608
609 key_material->key_param_set.type =
610 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
611 key_material->key_param_set.key_len =
612 cpu_to_le16(WAPI_KEY_LEN);
613 memcpy(&key_material->key_param_set.key[2],
614 enc_key->key_material, enc_key->key_len);
615 memcpy(&key_material->key_param_set.key[2 + enc_key->key_len],
616 enc_key->wapi_rxpn, WAPI_RXPN_LEN);
617 key_material->key_param_set.length =
618 cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
619
620 key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
621 sizeof(struct mwifiex_ie_types_header);
622 cmd->size = cpu_to_le16(key_param_len +
623 sizeof(key_material->action) + S_DS_GEN);
624 return ret;
625 }
626 if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
627 dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n");
628 key_material->key_param_set.key_type_id =
629 cpu_to_le16(KEY_TYPE_ID_AES);
630 if (cmd_oid == KEY_INFO_ENABLED)
631 key_material->key_param_set.key_info =
632 cpu_to_le16(KEY_ENABLED);
633 else
634 key_material->key_param_set.key_info =
635 cpu_to_le16(!KEY_ENABLED);
636
637 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
638 /* AES pairwise key: unicast */
639 key_material->key_param_set.key_info |=
640 cpu_to_le16(KEY_UNICAST);
641 else /* AES group key: multicast */
642 key_material->key_param_set.key_info |=
643 cpu_to_le16(KEY_MCAST);
644 } else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
645 dev_dbg(priv->adapter->dev, "cmd: WPA_TKIP\n");
646 key_material->key_param_set.key_type_id =
647 cpu_to_le16(KEY_TYPE_ID_TKIP);
648 key_material->key_param_set.key_info =
649 cpu_to_le16(KEY_ENABLED);
650
651 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
652 /* TKIP pairwise key: unicast */
653 key_material->key_param_set.key_info |=
654 cpu_to_le16(KEY_UNICAST);
655 else /* TKIP group key: multicast */
656 key_material->key_param_set.key_info |=
657 cpu_to_le16(KEY_MCAST);
658 }
659
660 if (key_material->key_param_set.key_type_id) {
661 key_material->key_param_set.type =
662 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
663 key_material->key_param_set.key_len =
664 cpu_to_le16((u16) enc_key->key_len);
665 memcpy(key_material->key_param_set.key, enc_key->key_material,
666 enc_key->key_len);
667 key_material->key_param_set.length =
668 cpu_to_le16((u16) enc_key->key_len +
669 KEYPARAMSET_FIXED_LEN);
670
671 key_param_len = (u16) (enc_key->key_len + KEYPARAMSET_FIXED_LEN)
672 + sizeof(struct mwifiex_ie_types_header);
673
674 cmd->size = cpu_to_le16(key_param_len +
675 sizeof(key_material->action) + S_DS_GEN);
676 }
677
678 return ret;
679 }
680
681 /*
682 * This function prepares command to set/get 11d domain information.
683 *
684 * Preparation includes -
685 * - Setting command ID, action and proper size
686 * - Setting domain information fields (for SET only)
687 * - Ensuring correct endian-ness
688 */
689 static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
690 struct host_cmd_ds_command *cmd,
691 u16 cmd_action)
692 {
693 struct mwifiex_adapter *adapter = priv->adapter;
694 struct host_cmd_ds_802_11d_domain_info *domain_info =
695 &cmd->params.domain_info;
696 struct mwifiex_ietypes_domain_param_set *domain =
697 &domain_info->domain;
698 u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
699
700 dev_dbg(adapter->dev, "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
701
702 cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
703 domain_info->action = cpu_to_le16(cmd_action);
704 if (cmd_action == HostCmd_ACT_GEN_GET) {
705 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
706 return 0;
707 }
708
709 /* Set domain info fields */
710 domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
711 memcpy(domain->country_code, adapter->domain_reg.country_code,
712 sizeof(domain->country_code));
713
714 domain->header.len = cpu_to_le16((no_of_triplet *
715 sizeof(struct ieee80211_country_ie_triplet)) +
716 sizeof(domain->country_code));
717
718 if (no_of_triplet) {
719 memcpy(domain->triplet, adapter->domain_reg.triplet,
720 no_of_triplet *
721 sizeof(struct ieee80211_country_ie_triplet));
722
723 cmd->size = cpu_to_le16(sizeof(domain_info->action) +
724 le16_to_cpu(domain->header.len) +
725 sizeof(struct mwifiex_ie_types_header)
726 + S_DS_GEN);
727 } else {
728 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
729 }
730
731 return 0;
732 }
733
734 /*
735 * This function prepares command to set/get RF channel.
736 *
737 * Preparation includes -
738 * - Setting command ID, action and proper size
739 * - Setting RF type and current RF channel (for SET only)
740 * - Ensuring correct endian-ness
741 */
742 static int mwifiex_cmd_802_11_rf_channel(struct mwifiex_private *priv,
743 struct host_cmd_ds_command *cmd,
744 u16 cmd_action, void *data_buf)
745 {
746 struct host_cmd_ds_802_11_rf_channel *rf_chan =
747 &cmd->params.rf_channel;
748 uint16_t rf_type = le16_to_cpu(rf_chan->rf_type);
749
750 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_RF_CHANNEL);
751 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rf_channel)
752 + S_DS_GEN);
753
754 if (cmd_action == HostCmd_ACT_GEN_SET) {
755 if ((priv->adapter->adhoc_start_band & BAND_A)
756 || (priv->adapter->adhoc_start_band & BAND_AN))
757 rf_chan->rf_type =
758 cpu_to_le16(HostCmd_SCAN_RADIO_TYPE_A);
759
760 rf_type = le16_to_cpu(rf_chan->rf_type);
761 SET_SECONDARYCHAN(rf_type, priv->adapter->chan_offset);
762 rf_chan->current_channel = cpu_to_le16(*((u16 *) data_buf));
763 }
764 rf_chan->action = cpu_to_le16(cmd_action);
765 return 0;
766 }
767
768 /*
769 * This function prepares command to set/get IBSS coalescing status.
770 *
771 * Preparation includes -
772 * - Setting command ID, action and proper size
773 * - Setting status to enable or disable (for SET only)
774 * - Ensuring correct endian-ness
775 */
776 static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
777 u16 cmd_action, void *data_buf)
778 {
779 struct host_cmd_ds_802_11_ibss_status *ibss_coal =
780 &(cmd->params.ibss_coalescing);
781 u16 enable = 0;
782
783 cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
784 cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
785 S_DS_GEN);
786 cmd->result = 0;
787 ibss_coal->action = cpu_to_le16(cmd_action);
788
789 switch (cmd_action) {
790 case HostCmd_ACT_GEN_SET:
791 if (data_buf != NULL)
792 enable = *(u16 *) data_buf;
793 ibss_coal->enable = cpu_to_le16(enable);
794 break;
795
796 /* In other case.. Nothing to do */
797 case HostCmd_ACT_GEN_GET:
798 default:
799 break;
800 }
801
802 return 0;
803 }
804
805 /*
806 * This function prepares command to set/get register value.
807 *
808 * Preparation includes -
809 * - Setting command ID, action and proper size
810 * - Setting register offset (for both GET and SET) and
811 * register value (for SET only)
812 * - Ensuring correct endian-ness
813 *
814 * The following type of registers can be accessed with this function -
815 * - MAC register
816 * - BBP register
817 * - RF register
818 * - PMIC register
819 * - CAU register
820 * - EEPROM
821 */
822 static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
823 u16 cmd_action, void *data_buf)
824 {
825 struct mwifiex_ds_reg_rw *reg_rw;
826
827 reg_rw = (struct mwifiex_ds_reg_rw *) data_buf;
828 switch (le16_to_cpu(cmd->command)) {
829 case HostCmd_CMD_MAC_REG_ACCESS:
830 {
831 struct host_cmd_ds_mac_reg_access *mac_reg;
832
833 cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
834 mac_reg = (struct host_cmd_ds_mac_reg_access *) &cmd->
835 params.mac_reg;
836 mac_reg->action = cpu_to_le16(cmd_action);
837 mac_reg->offset =
838 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
839 mac_reg->value = reg_rw->value;
840 break;
841 }
842 case HostCmd_CMD_BBP_REG_ACCESS:
843 {
844 struct host_cmd_ds_bbp_reg_access *bbp_reg;
845
846 cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
847 bbp_reg = (struct host_cmd_ds_bbp_reg_access *) &cmd->
848 params.bbp_reg;
849 bbp_reg->action = cpu_to_le16(cmd_action);
850 bbp_reg->offset =
851 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
852 bbp_reg->value = (u8) le32_to_cpu(reg_rw->value);
853 break;
854 }
855 case HostCmd_CMD_RF_REG_ACCESS:
856 {
857 struct host_cmd_ds_rf_reg_access *rf_reg;
858
859 cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
860 rf_reg = (struct host_cmd_ds_rf_reg_access *) &cmd->
861 params.rf_reg;
862 rf_reg->action = cpu_to_le16(cmd_action);
863 rf_reg->offset =
864 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
865 rf_reg->value = (u8) le32_to_cpu(reg_rw->value);
866 break;
867 }
868 case HostCmd_CMD_PMIC_REG_ACCESS:
869 {
870 struct host_cmd_ds_pmic_reg_access *pmic_reg;
871
872 cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
873 pmic_reg = (struct host_cmd_ds_pmic_reg_access *) &cmd->
874 params.pmic_reg;
875 pmic_reg->action = cpu_to_le16(cmd_action);
876 pmic_reg->offset =
877 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
878 pmic_reg->value = (u8) le32_to_cpu(reg_rw->value);
879 break;
880 }
881 case HostCmd_CMD_CAU_REG_ACCESS:
882 {
883 struct host_cmd_ds_rf_reg_access *cau_reg;
884
885 cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
886 cau_reg = (struct host_cmd_ds_rf_reg_access *) &cmd->
887 params.rf_reg;
888 cau_reg->action = cpu_to_le16(cmd_action);
889 cau_reg->offset =
890 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
891 cau_reg->value = (u8) le32_to_cpu(reg_rw->value);
892 break;
893 }
894 case HostCmd_CMD_802_11_EEPROM_ACCESS:
895 {
896 struct mwifiex_ds_read_eeprom *rd_eeprom =
897 (struct mwifiex_ds_read_eeprom *) data_buf;
898 struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
899 (struct host_cmd_ds_802_11_eeprom_access *)
900 &cmd->params.eeprom;
901
902 cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
903 cmd_eeprom->action = cpu_to_le16(cmd_action);
904 cmd_eeprom->offset = rd_eeprom->offset;
905 cmd_eeprom->byte_count = rd_eeprom->byte_count;
906 cmd_eeprom->value = 0;
907 break;
908 }
909 default:
910 return -1;
911 }
912
913 return 0;
914 }
915
916 /*
917 * This function prepares the commands before sending them to the firmware.
918 *
919 * This is a generic function which calls specific command preparation
920 * routines based upon the command number.
921 */
922 int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
923 u16 cmd_action, u32 cmd_oid,
924 void *data_buf, void *cmd_buf)
925 {
926 struct host_cmd_ds_command *cmd_ptr =
927 (struct host_cmd_ds_command *) cmd_buf;
928 int ret = 0;
929
930 /* Prepare command */
931 switch (cmd_no) {
932 case HostCmd_CMD_GET_HW_SPEC:
933 ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
934 break;
935 case HostCmd_CMD_MAC_CONTROL:
936 ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
937 data_buf);
938 break;
939 case HostCmd_CMD_802_11_MAC_ADDRESS:
940 ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
941 cmd_action);
942 break;
943 case HostCmd_CMD_MAC_MULTICAST_ADR:
944 ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
945 data_buf);
946 break;
947 case HostCmd_CMD_TX_RATE_CFG:
948 ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
949 data_buf);
950 break;
951 case HostCmd_CMD_TXPWR_CFG:
952 ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
953 data_buf);
954 break;
955 case HostCmd_CMD_802_11_PS_MODE_ENH:
956 ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
957 (uint16_t)cmd_oid, data_buf);
958 break;
959 case HostCmd_CMD_802_11_HS_CFG_ENH:
960 ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
961 (struct mwifiex_hs_config_param *) data_buf);
962 break;
963 case HostCmd_CMD_802_11_SCAN:
964 ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
965 break;
966 case HostCmd_CMD_802_11_BG_SCAN_QUERY:
967 ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
968 break;
969 case HostCmd_CMD_802_11_ASSOCIATE:
970 ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
971 break;
972 case HostCmd_CMD_802_11_DEAUTHENTICATE:
973 ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
974 data_buf);
975 break;
976 case HostCmd_CMD_802_11_AD_HOC_START:
977 ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
978 data_buf);
979 break;
980 case HostCmd_CMD_802_11_GET_LOG:
981 ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
982 break;
983 case HostCmd_CMD_802_11_AD_HOC_JOIN:
984 ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
985 data_buf);
986 break;
987 case HostCmd_CMD_802_11_AD_HOC_STOP:
988 ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
989 break;
990 case HostCmd_CMD_RSSI_INFO:
991 ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
992 break;
993 case HostCmd_CMD_802_11_SNMP_MIB:
994 ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
995 cmd_oid, data_buf);
996 break;
997 case HostCmd_CMD_802_11_TX_RATE_QUERY:
998 cmd_ptr->command =
999 cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
1000 cmd_ptr->size =
1001 cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
1002 S_DS_GEN);
1003 priv->tx_rate = 0;
1004 ret = 0;
1005 break;
1006 case HostCmd_CMD_VERSION_EXT:
1007 cmd_ptr->command = cpu_to_le16(cmd_no);
1008 cmd_ptr->params.verext.version_str_sel =
1009 (u8) (*((u32 *) data_buf));
1010 memcpy(&cmd_ptr->params, data_buf,
1011 sizeof(struct host_cmd_ds_version_ext));
1012 cmd_ptr->size =
1013 cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
1014 S_DS_GEN);
1015 ret = 0;
1016 break;
1017 case HostCmd_CMD_802_11_RF_CHANNEL:
1018 ret = mwifiex_cmd_802_11_rf_channel(priv, cmd_ptr, cmd_action,
1019 data_buf);
1020 break;
1021 case HostCmd_CMD_FUNC_INIT:
1022 if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
1023 priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
1024 cmd_ptr->command = cpu_to_le16(cmd_no);
1025 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
1026 break;
1027 case HostCmd_CMD_FUNC_SHUTDOWN:
1028 priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
1029 cmd_ptr->command = cpu_to_le16(cmd_no);
1030 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
1031 break;
1032 case HostCmd_CMD_11N_ADDBA_REQ:
1033 ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
1034 break;
1035 case HostCmd_CMD_11N_DELBA:
1036 ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
1037 break;
1038 case HostCmd_CMD_11N_ADDBA_RSP:
1039 ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
1040 break;
1041 case HostCmd_CMD_802_11_KEY_MATERIAL:
1042 ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
1043 cmd_action, cmd_oid,
1044 data_buf);
1045 break;
1046 case HostCmd_CMD_802_11D_DOMAIN_INFO:
1047 ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
1048 cmd_action);
1049 break;
1050 case HostCmd_CMD_RECONFIGURE_TX_BUFF:
1051 ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
1052 data_buf);
1053 break;
1054 case HostCmd_CMD_AMSDU_AGGR_CTRL:
1055 ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
1056 data_buf);
1057 break;
1058 case HostCmd_CMD_11N_CFG:
1059 ret = mwifiex_cmd_11n_cfg(cmd_ptr, cmd_action,
1060 data_buf);
1061 break;
1062 case HostCmd_CMD_WMM_GET_STATUS:
1063 dev_dbg(priv->adapter->dev,
1064 "cmd: WMM: WMM_GET_STATUS cmd sent\n");
1065 cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
1066 cmd_ptr->size =
1067 cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
1068 S_DS_GEN);
1069 ret = 0;
1070 break;
1071 case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
1072 ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
1073 data_buf);
1074 break;
1075 case HostCmd_CMD_MAC_REG_ACCESS:
1076 case HostCmd_CMD_BBP_REG_ACCESS:
1077 case HostCmd_CMD_RF_REG_ACCESS:
1078 case HostCmd_CMD_PMIC_REG_ACCESS:
1079 case HostCmd_CMD_CAU_REG_ACCESS:
1080 case HostCmd_CMD_802_11_EEPROM_ACCESS:
1081 ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
1082 break;
1083 case HostCmd_CMD_SET_BSS_MODE:
1084 cmd_ptr->command = cpu_to_le16(cmd_no);
1085 if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
1086 cmd_ptr->params.bss_mode.con_type =
1087 CONNECTION_TYPE_ADHOC;
1088 else if (priv->bss_mode == NL80211_IFTYPE_STATION)
1089 cmd_ptr->params.bss_mode.con_type =
1090 CONNECTION_TYPE_INFRA;
1091 cmd_ptr->size = cpu_to_le16(sizeof(struct
1092 host_cmd_ds_set_bss_mode) + S_DS_GEN);
1093 ret = 0;
1094 break;
1095 default:
1096 dev_err(priv->adapter->dev,
1097 "PREP_CMD: unknown cmd- %#x\n", cmd_no);
1098 ret = -1;
1099 break;
1100 }
1101 return ret;
1102 }
1103
1104 /*
1105 * This function issues commands to initialize firmware.
1106 *
1107 * This is called after firmware download to bring the card to
1108 * working state.
1109 *
1110 * The following commands are issued sequentially -
1111 * - Function init (for first interface only)
1112 * - Read MAC address (for first interface only)
1113 * - Reconfigure Tx buffer size (for first interface only)
1114 * - Enable auto deep sleep (for first interface only)
1115 * - Get Tx rate
1116 * - Get Tx power
1117 * - Set IBSS coalescing status
1118 * - Set AMSDU aggregation control
1119 * - Set 11d control
1120 * - Set MAC control (this must be the last command to initialize firmware)
1121 */
1122 int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta)
1123 {
1124 int ret;
1125 u16 enable = true;
1126 struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
1127 struct mwifiex_ds_auto_ds auto_ds;
1128 enum state_11d_t state_11d;
1129
1130 if (first_sta) {
1131
1132 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_FUNC_INIT,
1133 HostCmd_ACT_GEN_SET, 0, NULL);
1134 if (ret)
1135 return -1;
1136 /* Read MAC address from HW */
1137 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_GET_HW_SPEC,
1138 HostCmd_ACT_GEN_GET, 0, NULL);
1139 if (ret)
1140 return -1;
1141
1142 /* Reconfigure tx buf size */
1143 ret = mwifiex_send_cmd_async(priv,
1144 HostCmd_CMD_RECONFIGURE_TX_BUFF,
1145 HostCmd_ACT_GEN_SET, 0,
1146 &priv->adapter->tx_buf_size);
1147 if (ret)
1148 return -1;
1149
1150 /* Enable IEEE PS by default */
1151 priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
1152 ret = mwifiex_send_cmd_async(priv,
1153 HostCmd_CMD_802_11_PS_MODE_ENH,
1154 EN_AUTO_PS, BITMAP_STA_PS, NULL);
1155 if (ret)
1156 return -1;
1157 }
1158
1159 /* get tx rate */
1160 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_TX_RATE_CFG,
1161 HostCmd_ACT_GEN_GET, 0, NULL);
1162 if (ret)
1163 return -1;
1164 priv->data_rate = 0;
1165
1166 /* get tx power */
1167 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_TXPWR_CFG,
1168 HostCmd_ACT_GEN_GET, 0, NULL);
1169 if (ret)
1170 return -1;
1171
1172 /* set ibss coalescing_status */
1173 ret = mwifiex_send_cmd_async(priv,
1174 HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
1175 HostCmd_ACT_GEN_SET, 0, &enable);
1176 if (ret)
1177 return -1;
1178
1179 memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
1180 amsdu_aggr_ctrl.enable = true;
1181 /* Send request to firmware */
1182 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
1183 HostCmd_ACT_GEN_SET, 0,
1184 (void *) &amsdu_aggr_ctrl);
1185 if (ret)
1186 return -1;
1187 /* MAC Control must be the last command in init_fw */
1188 /* set MAC Control */
1189 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL,
1190 HostCmd_ACT_GEN_SET, 0,
1191 &priv->curr_pkt_filter);
1192 if (ret)
1193 return -1;
1194
1195 if (first_sta) {
1196 /* Enable auto deep sleep */
1197 auto_ds.auto_ds = DEEP_SLEEP_ON;
1198 auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
1199 ret = mwifiex_send_cmd_async(priv,
1200 HostCmd_CMD_802_11_PS_MODE_ENH,
1201 EN_AUTO_PS, BITMAP_AUTO_DS,
1202 &auto_ds);
1203 if (ret)
1204 return -1;
1205 }
1206
1207 /* Send cmd to FW to enable/disable 11D function */
1208 state_11d = ENABLE_11D;
1209 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_SNMP_MIB,
1210 HostCmd_ACT_GEN_SET, DOT11D_I, &state_11d);
1211 if (ret)
1212 dev_err(priv->adapter->dev, "11D: failed to enable 11D\n");
1213
1214 /* set last_init_cmd */
1215 priv->adapter->last_init_cmd = HostCmd_CMD_802_11_SNMP_MIB;
1216 ret = -EINPROGRESS;
1217
1218 return ret;
1219 }