2 * Marvell Wireless LAN device driver: AP specific command handling
4 * Copyright (C) 2012, Marvell International Ltd.
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.
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.
22 /* This function parses security related parameters from cfg80211_ap_settings
23 * and sets into FW understandable bss_config structure.
25 int mwifiex_set_secure_params(struct mwifiex_private *priv,
26 struct mwifiex_uap_bss_param *bss_config,
27 struct cfg80211_ap_settings *params) {
29 struct mwifiex_wep_key wep_key;
31 if (!params->privacy) {
32 bss_config->protocol = PROTOCOL_NO_SECURITY;
33 bss_config->key_mgmt = KEY_MGMT_NONE;
34 bss_config->wpa_cfg.length = 0;
35 priv->sec_info.wep_enabled = 0;
36 priv->sec_info.wpa_enabled = 0;
37 priv->sec_info.wpa2_enabled = 0;
42 switch (params->auth_type) {
43 case NL80211_AUTHTYPE_OPEN_SYSTEM:
44 bss_config->auth_mode = WLAN_AUTH_OPEN;
46 case NL80211_AUTHTYPE_SHARED_KEY:
47 bss_config->auth_mode = WLAN_AUTH_SHARED_KEY;
49 case NL80211_AUTHTYPE_NETWORK_EAP:
50 bss_config->auth_mode = WLAN_AUTH_LEAP;
53 bss_config->auth_mode = MWIFIEX_AUTH_MODE_AUTO;
57 bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST;
59 for (i = 0; i < params->crypto.n_akm_suites; i++) {
60 switch (params->crypto.akm_suites[i]) {
61 case WLAN_AKM_SUITE_8021X:
62 if (params->crypto.wpa_versions &
63 NL80211_WPA_VERSION_1) {
64 bss_config->protocol = PROTOCOL_WPA;
65 bss_config->key_mgmt = KEY_MGMT_EAP;
67 if (params->crypto.wpa_versions &
68 NL80211_WPA_VERSION_2) {
69 bss_config->protocol |= PROTOCOL_WPA2;
70 bss_config->key_mgmt = KEY_MGMT_EAP;
73 case WLAN_AKM_SUITE_PSK:
74 if (params->crypto.wpa_versions &
75 NL80211_WPA_VERSION_1) {
76 bss_config->protocol = PROTOCOL_WPA;
77 bss_config->key_mgmt = KEY_MGMT_PSK;
79 if (params->crypto.wpa_versions &
80 NL80211_WPA_VERSION_2) {
81 bss_config->protocol |= PROTOCOL_WPA2;
82 bss_config->key_mgmt = KEY_MGMT_PSK;
89 for (i = 0; i < params->crypto.n_ciphers_pairwise; i++) {
90 switch (params->crypto.ciphers_pairwise[i]) {
91 case WLAN_CIPHER_SUITE_WEP40:
92 case WLAN_CIPHER_SUITE_WEP104:
94 case WLAN_CIPHER_SUITE_TKIP:
95 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
96 bss_config->wpa_cfg.pairwise_cipher_wpa |=
98 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
99 bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
102 case WLAN_CIPHER_SUITE_CCMP:
103 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
104 bss_config->wpa_cfg.pairwise_cipher_wpa |=
106 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
107 bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
114 switch (params->crypto.cipher_group) {
115 case WLAN_CIPHER_SUITE_WEP40:
116 case WLAN_CIPHER_SUITE_WEP104:
117 if (priv->sec_info.wep_enabled) {
118 bss_config->protocol = PROTOCOL_STATIC_WEP;
119 bss_config->key_mgmt = KEY_MGMT_NONE;
120 bss_config->wpa_cfg.length = 0;
122 for (i = 0; i < NUM_WEP_KEYS; i++) {
123 wep_key = priv->wep_key[i];
124 bss_config->wep_cfg[i].key_index = i;
126 if (priv->wep_key_curr_index == i)
127 bss_config->wep_cfg[i].is_default = 1;
129 bss_config->wep_cfg[i].is_default = 0;
131 bss_config->wep_cfg[i].length =
133 memcpy(&bss_config->wep_cfg[i].key,
134 &wep_key.key_material,
139 case WLAN_CIPHER_SUITE_TKIP:
140 bss_config->wpa_cfg.group_cipher = CIPHER_TKIP;
142 case WLAN_CIPHER_SUITE_CCMP:
143 bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP;
152 /* This function updates 11n related parameters from IE and sets them into
153 * bss_config structure.
156 mwifiex_set_ht_params(struct mwifiex_private *priv,
157 struct mwifiex_uap_bss_param *bss_cfg,
158 struct cfg80211_ap_settings *params)
162 if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info))
165 ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail,
166 params->beacon.tail_len);
168 memcpy(&bss_cfg->ht_cap, ht_ie + 2,
169 sizeof(struct ieee80211_ht_cap));
170 priv->ap_11n_enabled = 1;
172 memset(&bss_cfg->ht_cap , 0, sizeof(struct ieee80211_ht_cap));
173 bss_cfg->ht_cap.cap_info = cpu_to_le16(MWIFIEX_DEF_HT_CAP);
174 bss_cfg->ht_cap.ampdu_params_info = MWIFIEX_DEF_AMPDU;
180 /* This function finds supported rates IE from beacon parameter and sets
181 * these rates into bss_config structure.
184 mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
185 struct cfg80211_ap_settings *params)
187 struct ieee_types_header *rate_ie;
188 int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable);
189 const u8 *var_pos = params->beacon.head + var_offset;
190 int len = params->beacon.head_len - var_offset;
192 rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len);
194 memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len);
199 /* This function initializes some of mwifiex_uap_bss_param variables.
200 * This helps FW in ignoring invalid values. These values may or may not
201 * be get updated to valid ones at later stage.
203 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config)
205 config->bcast_ssid_ctl = 0x7F;
206 config->radio_ctl = 0x7F;
207 config->dtim_period = 0x7F;
208 config->beacon_period = 0x7FFF;
209 config->auth_mode = 0x7F;
210 config->rts_threshold = 0x7FFF;
211 config->frag_threshold = 0x7FFF;
212 config->retry_limit = 0x7F;
215 /* This function parses BSS related parameters from structure
216 * and prepares TLVs specific to WPA/WPA2 security.
217 * These TLVs are appended to command buffer.
220 mwifiex_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
222 struct host_cmd_tlv_pwk_cipher *pwk_cipher;
223 struct host_cmd_tlv_gwk_cipher *gwk_cipher;
224 struct host_cmd_tlv_passphrase *passphrase;
225 struct host_cmd_tlv_akmp *tlv_akmp;
226 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
227 u16 cmd_size = *param_size;
230 tlv_akmp = (struct host_cmd_tlv_akmp *)tlv;
231 tlv_akmp->tlv.type = cpu_to_le16(TLV_TYPE_UAP_AKMP);
232 tlv_akmp->tlv.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) -
233 sizeof(struct host_cmd_tlv));
234 tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation);
235 tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt);
236 cmd_size += sizeof(struct host_cmd_tlv_akmp);
237 tlv += sizeof(struct host_cmd_tlv_akmp);
239 if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) {
240 pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
241 pwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
242 pwk_cipher->tlv.len =
243 cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
244 sizeof(struct host_cmd_tlv));
245 pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA);
246 pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa;
247 cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
248 tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
251 if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) {
252 pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
253 pwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
254 pwk_cipher->tlv.len =
255 cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
256 sizeof(struct host_cmd_tlv));
257 pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2);
258 pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2;
259 cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
260 tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
263 if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) {
264 gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv;
265 gwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER);
266 gwk_cipher->tlv.len =
267 cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) -
268 sizeof(struct host_cmd_tlv));
269 gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher;
270 cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher);
271 tlv += sizeof(struct host_cmd_tlv_gwk_cipher);
274 if (bss_cfg->wpa_cfg.length) {
275 passphrase = (struct host_cmd_tlv_passphrase *)tlv;
276 passphrase->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE);
277 passphrase->tlv.len = cpu_to_le16(bss_cfg->wpa_cfg.length);
278 memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase,
279 bss_cfg->wpa_cfg.length);
280 cmd_size += sizeof(struct host_cmd_tlv) +
281 bss_cfg->wpa_cfg.length;
282 tlv += sizeof(struct host_cmd_tlv) + bss_cfg->wpa_cfg.length;
285 *param_size = cmd_size;
291 /* This function parses BSS related parameters from structure
292 * and prepares TLVs specific to WEP encryption.
293 * These TLVs are appended to command buffer.
296 mwifiex_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
298 struct host_cmd_tlv_wep_key *wep_key;
299 u16 cmd_size = *param_size;
302 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
304 for (i = 0; i < NUM_WEP_KEYS; i++) {
305 if (bss_cfg->wep_cfg[i].length &&
306 (bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 ||
307 bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) {
308 wep_key = (struct host_cmd_tlv_wep_key *)tlv;
309 wep_key->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WEP_KEY);
311 cpu_to_le16(bss_cfg->wep_cfg[i].length + 2);
312 wep_key->key_index = bss_cfg->wep_cfg[i].key_index;
313 wep_key->is_default = bss_cfg->wep_cfg[i].is_default;
314 memcpy(wep_key->key, bss_cfg->wep_cfg[i].key,
315 bss_cfg->wep_cfg[i].length);
316 cmd_size += sizeof(struct host_cmd_tlv) + 2 +
317 bss_cfg->wep_cfg[i].length;
318 tlv += sizeof(struct host_cmd_tlv) + 2 +
319 bss_cfg->wep_cfg[i].length;
323 *param_size = cmd_size;
329 /* This function parses BSS related parameters from structure
330 * and prepares TLVs. These TLVs are appended to command buffer.
333 mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
335 struct host_cmd_tlv_dtim_period *dtim_period;
336 struct host_cmd_tlv_beacon_period *beacon_period;
337 struct host_cmd_tlv_ssid *ssid;
338 struct host_cmd_tlv_bcast_ssid *bcast_ssid;
339 struct host_cmd_tlv_channel_band *chan_band;
340 struct host_cmd_tlv_frag_threshold *frag_threshold;
341 struct host_cmd_tlv_rts_threshold *rts_threshold;
342 struct host_cmd_tlv_retry_limit *retry_limit;
343 struct host_cmd_tlv_encrypt_protocol *encrypt_protocol;
344 struct host_cmd_tlv_auth_type *auth_type;
345 struct host_cmd_tlv_rates *tlv_rates;
346 struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer;
347 struct mwifiex_ie_types_htcap *htcap;
348 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
350 u16 cmd_size = *param_size;
352 if (bss_cfg->ssid.ssid_len) {
353 ssid = (struct host_cmd_tlv_ssid *)tlv;
354 ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
355 ssid->tlv.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len);
356 memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len);
357 cmd_size += sizeof(struct host_cmd_tlv) +
358 bss_cfg->ssid.ssid_len;
359 tlv += sizeof(struct host_cmd_tlv) + bss_cfg->ssid.ssid_len;
361 bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv;
362 bcast_ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID);
363 bcast_ssid->tlv.len =
364 cpu_to_le16(sizeof(bcast_ssid->bcast_ctl));
365 bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl;
366 cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid);
367 tlv += sizeof(struct host_cmd_tlv_bcast_ssid);
369 if (bss_cfg->rates[0]) {
370 tlv_rates = (struct host_cmd_tlv_rates *)tlv;
371 tlv_rates->tlv.type = cpu_to_le16(TLV_TYPE_UAP_RATES);
373 for (i = 0; i < MWIFIEX_SUPPORTED_RATES && bss_cfg->rates[i];
375 tlv_rates->rates[i] = bss_cfg->rates[i];
377 tlv_rates->tlv.len = cpu_to_le16(i);
378 cmd_size += sizeof(struct host_cmd_tlv_rates) + i;
379 tlv += sizeof(struct host_cmd_tlv_rates) + i;
381 if (bss_cfg->channel &&
382 ((bss_cfg->band_cfg == BAND_CONFIG_BG &&
383 bss_cfg->channel <= MAX_CHANNEL_BAND_BG) ||
384 (bss_cfg->band_cfg == BAND_CONFIG_A &&
385 bss_cfg->channel <= MAX_CHANNEL_BAND_A))) {
386 chan_band = (struct host_cmd_tlv_channel_band *)tlv;
387 chan_band->tlv.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
389 cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) -
390 sizeof(struct host_cmd_tlv));
391 chan_band->band_config = bss_cfg->band_cfg;
392 chan_band->channel = bss_cfg->channel;
393 cmd_size += sizeof(struct host_cmd_tlv_channel_band);
394 tlv += sizeof(struct host_cmd_tlv_channel_band);
396 if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD &&
397 bss_cfg->beacon_period <= MAX_BEACON_PERIOD) {
398 beacon_period = (struct host_cmd_tlv_beacon_period *)tlv;
399 beacon_period->tlv.type =
400 cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD);
401 beacon_period->tlv.len =
402 cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) -
403 sizeof(struct host_cmd_tlv));
404 beacon_period->period = cpu_to_le16(bss_cfg->beacon_period);
405 cmd_size += sizeof(struct host_cmd_tlv_beacon_period);
406 tlv += sizeof(struct host_cmd_tlv_beacon_period);
408 if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD &&
409 bss_cfg->dtim_period <= MAX_DTIM_PERIOD) {
410 dtim_period = (struct host_cmd_tlv_dtim_period *)tlv;
411 dtim_period->tlv.type = cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD);
412 dtim_period->tlv.len =
413 cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) -
414 sizeof(struct host_cmd_tlv));
415 dtim_period->period = bss_cfg->dtim_period;
416 cmd_size += sizeof(struct host_cmd_tlv_dtim_period);
417 tlv += sizeof(struct host_cmd_tlv_dtim_period);
419 if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) {
420 rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv;
421 rts_threshold->tlv.type =
422 cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD);
423 rts_threshold->tlv.len =
424 cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) -
425 sizeof(struct host_cmd_tlv));
426 rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold);
427 cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
428 tlv += sizeof(struct host_cmd_tlv_frag_threshold);
430 if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) &&
431 (bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) {
432 frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv;
433 frag_threshold->tlv.type =
434 cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD);
435 frag_threshold->tlv.len =
436 cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) -
437 sizeof(struct host_cmd_tlv));
438 frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold);
439 cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
440 tlv += sizeof(struct host_cmd_tlv_frag_threshold);
442 if (bss_cfg->retry_limit <= MWIFIEX_RETRY_LIMIT) {
443 retry_limit = (struct host_cmd_tlv_retry_limit *)tlv;
444 retry_limit->tlv.type = cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT);
445 retry_limit->tlv.len =
446 cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) -
447 sizeof(struct host_cmd_tlv));
448 retry_limit->limit = (u8)bss_cfg->retry_limit;
449 cmd_size += sizeof(struct host_cmd_tlv_retry_limit);
450 tlv += sizeof(struct host_cmd_tlv_retry_limit);
452 if ((bss_cfg->protocol & PROTOCOL_WPA) ||
453 (bss_cfg->protocol & PROTOCOL_WPA2) ||
454 (bss_cfg->protocol & PROTOCOL_EAP))
455 mwifiex_uap_bss_wpa(&tlv, cmd_buf, &cmd_size);
457 mwifiex_uap_bss_wep(&tlv, cmd_buf, &cmd_size);
459 if ((bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY) ||
460 (bss_cfg->auth_mode == MWIFIEX_AUTH_MODE_AUTO)) {
461 auth_type = (struct host_cmd_tlv_auth_type *)tlv;
462 auth_type->tlv.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE);
464 cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) -
465 sizeof(struct host_cmd_tlv));
466 auth_type->auth_type = (u8)bss_cfg->auth_mode;
467 cmd_size += sizeof(struct host_cmd_tlv_auth_type);
468 tlv += sizeof(struct host_cmd_tlv_auth_type);
470 if (bss_cfg->protocol) {
471 encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv;
472 encrypt_protocol->tlv.type =
473 cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL);
474 encrypt_protocol->tlv.len =
475 cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol)
476 - sizeof(struct host_cmd_tlv));
477 encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol);
478 cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol);
479 tlv += sizeof(struct host_cmd_tlv_encrypt_protocol);
482 if (bss_cfg->ht_cap.cap_info) {
483 htcap = (struct mwifiex_ie_types_htcap *)tlv;
484 htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
486 cpu_to_le16(sizeof(struct ieee80211_ht_cap));
487 htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info;
488 htcap->ht_cap.ampdu_params_info =
489 bss_cfg->ht_cap.ampdu_params_info;
490 memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs,
491 sizeof(struct ieee80211_mcs_info));
492 htcap->ht_cap.extended_ht_cap_info =
493 bss_cfg->ht_cap.extended_ht_cap_info;
494 htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info;
495 htcap->ht_cap.antenna_selection_info =
496 bss_cfg->ht_cap.antenna_selection_info;
497 cmd_size += sizeof(struct mwifiex_ie_types_htcap);
498 tlv += sizeof(struct mwifiex_ie_types_htcap);
501 if (bss_cfg->sta_ao_timer) {
502 ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
503 ao_timer->tlv.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER);
504 ao_timer->tlv.len = cpu_to_le16(sizeof(*ao_timer) -
505 sizeof(struct host_cmd_tlv));
506 ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer);
507 cmd_size += sizeof(*ao_timer);
508 tlv += sizeof(*ao_timer);
511 if (bss_cfg->ps_sta_ao_timer) {
512 ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
513 ps_ao_timer->tlv.type = cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER);
514 ps_ao_timer->tlv.len = cpu_to_le16(sizeof(*ps_ao_timer) -
515 sizeof(struct host_cmd_tlv));
516 ps_ao_timer->sta_ao_timer =
517 cpu_to_le32(bss_cfg->ps_sta_ao_timer);
518 cmd_size += sizeof(*ps_ao_timer);
519 tlv += sizeof(*ps_ao_timer);
522 *param_size = cmd_size;
527 /* This function parses custom IEs from IE list and prepares command buffer */
528 static int mwifiex_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size)
530 struct mwifiex_ie_list *ap_ie = cmd_buf;
531 struct host_cmd_tlv *tlv_ie = (struct host_cmd_tlv *)tlv;
533 if (!ap_ie || !ap_ie->len || !ap_ie->ie_list)
536 *ie_size += le16_to_cpu(ap_ie->len) + sizeof(struct host_cmd_tlv);
538 tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE);
539 tlv_ie->len = ap_ie->len;
540 tlv += sizeof(struct host_cmd_tlv);
542 memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len));
547 /* Parse AP config structure and prepare TLV based command structure
548 * to be sent to FW for uAP configuration
551 mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd, u16 cmd_action,
552 u32 type, void *cmd_buf)
555 u16 cmd_size, param_size, ie_size;
556 struct host_cmd_ds_sys_config *sys_cfg;
558 cmd->command = cpu_to_le16(HostCmd_CMD_UAP_SYS_CONFIG);
559 cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN);
560 sys_cfg = (struct host_cmd_ds_sys_config *)&cmd->params.uap_sys_config;
561 sys_cfg->action = cpu_to_le16(cmd_action);
565 case UAP_BSS_PARAMS_I:
566 param_size = cmd_size;
567 if (mwifiex_uap_bss_param_prepare(tlv, cmd_buf, ¶m_size))
569 cmd->size = cpu_to_le16(param_size);
571 case UAP_CUSTOM_IE_I:
573 if (mwifiex_uap_custom_ie_prepare(tlv, cmd_buf, &ie_size))
575 cmd->size = cpu_to_le16(ie_size);
584 /* This function prepares the AP specific commands before sending them
586 * This is a generic function which calls specific command preparation
587 * routines based upon the command number.
589 int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no,
590 u16 cmd_action, u32 type,
591 void *data_buf, void *cmd_buf)
593 struct host_cmd_ds_command *cmd = cmd_buf;
596 case HostCmd_CMD_UAP_SYS_CONFIG:
597 if (mwifiex_cmd_uap_sys_config(cmd, cmd_action, type, data_buf))
600 case HostCmd_CMD_UAP_BSS_START:
601 case HostCmd_CMD_UAP_BSS_STOP:
602 cmd->command = cpu_to_le16(cmd_no);
603 cmd->size = cpu_to_le16(S_DS_GEN);
606 dev_err(priv->adapter->dev,
607 "PREP_CMD: unknown cmd %#x\n", cmd_no);