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mwifiex: handle extended supported rates IE for AP
[deliverable/linux.git] / drivers / net / wireless / mwifiex / uap_cmd.c
CommitLineData
40d07030
AP		 1/*
2 * Marvell Wireless LAN device driver: AP specific command handling
3 *
4 * Copyright (C) 2012, 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 "main.h"
21
f752dcd5
AP		 22/* This function parses security related parameters from cfg80211_ap_settings
23 * and sets into FW understandable bss_config structure.
24 */
25int mwifiex_set_secure_params(struct mwifiex_private *priv,
26 struct mwifiex_uap_bss_param *bss_config,
27 struct cfg80211_ap_settings *params) {
28 int i;
96893538 29 struct mwifiex_wep_key wep_key;
f752dcd5 30
6ddcd464
AP		 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;
38
39 return 0;
40 }
41
f752dcd5
AP		 42 switch (params->auth_type) {
43 case NL80211_AUTHTYPE_OPEN_SYSTEM:
44 bss_config->auth_mode = WLAN_AUTH_OPEN;
45 break;
46 case NL80211_AUTHTYPE_SHARED_KEY:
47 bss_config->auth_mode = WLAN_AUTH_SHARED_KEY;
48 break;
49 case NL80211_AUTHTYPE_NETWORK_EAP:
50 bss_config->auth_mode = WLAN_AUTH_LEAP;
51 break;
52 default:
53 bss_config->auth_mode = MWIFIEX_AUTH_MODE_AUTO;
54 break;
55 }
56
57 bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST;
58
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;
66 }
67 if (params->crypto.wpa_versions &
68 NL80211_WPA_VERSION_2) {
0fd66be4 69 bss_config->protocol |= PROTOCOL_WPA2;
f752dcd5
AP		 70 bss_config->key_mgmt = KEY_MGMT_EAP;
71 }
72 break;
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;
78 }
79 if (params->crypto.wpa_versions &
80 NL80211_WPA_VERSION_2) {
0fd66be4 81 bss_config->protocol |= PROTOCOL_WPA2;
f752dcd5
AP		 82 bss_config->key_mgmt = KEY_MGMT_PSK;
83 }
84 break;
85 default:
86 break;
87 }
88 }
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:
93 break;
94 case WLAN_CIPHER_SUITE_TKIP:
0fd66be4
AP		 95 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
96 bss_config->wpa_cfg.pairwise_cipher_wpa |=
97 CIPHER_TKIP;
98 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
99 bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
100 CIPHER_TKIP;
f752dcd5
AP		 101 break;
102 case WLAN_CIPHER_SUITE_CCMP:
0fd66be4
AP		 103 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
104 bss_config->wpa_cfg.pairwise_cipher_wpa |=
105 CIPHER_AES_CCMP;
106 if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
107 bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
f752dcd5
AP		 108 CIPHER_AES_CCMP;
109 default:
110 break;
111 }
112 }
113
114 switch (params->crypto.cipher_group) {
115 case WLAN_CIPHER_SUITE_WEP40:
116 case WLAN_CIPHER_SUITE_WEP104:
96893538
AP		 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;
121
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;
125
126 if (priv->wep_key_curr_index == i)
127 bss_config->wep_cfg[i].is_default = 1;
128 else
129 bss_config->wep_cfg[i].is_default = 0;
130
131 bss_config->wep_cfg[i].length =
132 wep_key.key_length;
133 memcpy(&bss_config->wep_cfg[i].key,
134 &wep_key.key_material,
135 wep_key.key_length);
136 }
137 }
f752dcd5
AP		 138 break;
139 case WLAN_CIPHER_SUITE_TKIP:
140 bss_config->wpa_cfg.group_cipher = CIPHER_TKIP;
141 break;
142 case WLAN_CIPHER_SUITE_CCMP:
143 bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP;
144 break;
145 default:
146 break;
147 }
148
149 return 0;
150}
151
22281256
AP		 152/* This function updates 11n related parameters from IE and sets them into
153 * bss_config structure.
154 */
155void
156mwifiex_set_ht_params(struct mwifiex_private *priv,
157 struct mwifiex_uap_bss_param *bss_cfg,
158 struct cfg80211_ap_settings *params)
159{
160 const u8 *ht_ie;
161
162 if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info))
163 return;
164
165 ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail,
166 params->beacon.tail_len);
167 if (ht_ie) {
168 memcpy(&bss_cfg->ht_cap, ht_ie + 2,
169 sizeof(struct ieee80211_ht_cap));
c8258913 170 priv->ap_11n_enabled = 1;
22281256
AP		 171 } else {
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;
175 }
176
177 return;
178}
179
a3c2c4f6
AP		 180/* This function finds supported rates IE from beacon parameter and sets
181 * these rates into bss_config structure.
182 */
183void
184mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
185 struct cfg80211_ap_settings *params)
186{
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;
3a5b8a16 191 u8 rate_len = 0;
a3c2c4f6
AP		 192
193 rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len);
3a5b8a16 194 if (rate_ie) {
a3c2c4f6 195 memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len);
3a5b8a16
AP		 196 rate_len = rate_ie->len;
197 }
198
199 rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES,
200 params->beacon.tail,
201 params->beacon.tail_len);
202 if (rate_ie)
203 memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len);
a3c2c4f6
AP		 204
205 return;
206}
207
9b930eae
AP		 208/* This function initializes some of mwifiex_uap_bss_param variables.
209 * This helps FW in ignoring invalid values. These values may or may not
210 * be get updated to valid ones at later stage.
211 */
212void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config)
213{
f752dcd5
AP		 214 config->bcast_ssid_ctl = 0x7F;
215 config->radio_ctl = 0x7F;
216 config->dtim_period = 0x7F;
217 config->beacon_period = 0x7FFF;
218 config->auth_mode = 0x7F;
9b930eae
AP		 219 config->rts_threshold = 0x7FFF;
220 config->frag_threshold = 0x7FFF;
221 config->retry_limit = 0x7F;
222}
223
5d66cb62
AP		 224/* This function parses BSS related parameters from structure
225 * and prepares TLVs specific to WPA/WPA2 security.
226 * These TLVs are appended to command buffer.
227 */
228static void
229mwifiex_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
230{
231 struct host_cmd_tlv_pwk_cipher *pwk_cipher;
232 struct host_cmd_tlv_gwk_cipher *gwk_cipher;
233 struct host_cmd_tlv_passphrase *passphrase;
234 struct host_cmd_tlv_akmp *tlv_akmp;
235 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
236 u16 cmd_size = *param_size;
237 u8 *tlv = *tlv_buf;
238
239 tlv_akmp = (struct host_cmd_tlv_akmp *)tlv;
240 tlv_akmp->tlv.type = cpu_to_le16(TLV_TYPE_UAP_AKMP);
241 tlv_akmp->tlv.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) -
242 sizeof(struct host_cmd_tlv));
243 tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation);
244 tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt);
245 cmd_size += sizeof(struct host_cmd_tlv_akmp);
246 tlv += sizeof(struct host_cmd_tlv_akmp);
247
248 if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) {
249 pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
250 pwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
251 pwk_cipher->tlv.len =
252 cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
253 sizeof(struct host_cmd_tlv));
254 pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA);
255 pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa;
256 cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
257 tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
258 }
259
260 if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) {
261 pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
262 pwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
263 pwk_cipher->tlv.len =
264 cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
265 sizeof(struct host_cmd_tlv));
266 pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2);
267 pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2;
268 cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
269 tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
270 }
271
272 if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) {
273 gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv;
274 gwk_cipher->tlv.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER);
275 gwk_cipher->tlv.len =
276 cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) -
277 sizeof(struct host_cmd_tlv));
278 gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher;
279 cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher);
280 tlv += sizeof(struct host_cmd_tlv_gwk_cipher);
281 }
282
283 if (bss_cfg->wpa_cfg.length) {
284 passphrase = (struct host_cmd_tlv_passphrase *)tlv;
285 passphrase->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE);
286 passphrase->tlv.len = cpu_to_le16(bss_cfg->wpa_cfg.length);
287 memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase,
288 bss_cfg->wpa_cfg.length);
289 cmd_size += sizeof(struct host_cmd_tlv) +
290 bss_cfg->wpa_cfg.length;
291 tlv += sizeof(struct host_cmd_tlv) + bss_cfg->wpa_cfg.length;
292 }
293
294 *param_size = cmd_size;
295 *tlv_buf = tlv;
296
297 return;
298}
299
96893538
AP		 300/* This function parses BSS related parameters from structure
301 * and prepares TLVs specific to WEP encryption.
302 * These TLVs are appended to command buffer.
303 */
304static void
305mwifiex_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
306{
307 struct host_cmd_tlv_wep_key *wep_key;
308 u16 cmd_size = *param_size;
309 int i;
310 u8 *tlv = *tlv_buf;
311 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
312
313 for (i = 0; i < NUM_WEP_KEYS; i++) {
314 if (bss_cfg->wep_cfg[i].length &&
315 (bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 ||
316 bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) {
317 wep_key = (struct host_cmd_tlv_wep_key *)tlv;
318 wep_key->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WEP_KEY);
319 wep_key->tlv.len =
320 cpu_to_le16(bss_cfg->wep_cfg[i].length + 2);
321 wep_key->key_index = bss_cfg->wep_cfg[i].key_index;
322 wep_key->is_default = bss_cfg->wep_cfg[i].is_default;
323 memcpy(wep_key->key, bss_cfg->wep_cfg[i].key,
324 bss_cfg->wep_cfg[i].length);
325 cmd_size += sizeof(struct host_cmd_tlv) + 2 +
326 bss_cfg->wep_cfg[i].length;
327 tlv += sizeof(struct host_cmd_tlv) + 2 +
328 bss_cfg->wep_cfg[i].length;
329 }
330 }
331
332 *param_size = cmd_size;
333 *tlv_buf = tlv;
334
335 return;
336}
337
e76268da
AP		 338/* This function parses BSS related parameters from structure
339 * and prepares TLVs. These TLVs are appended to command buffer.
340*/
341static int
342mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
4db16a18 343{
12190c5d
AP		 344 struct host_cmd_tlv_dtim_period *dtim_period;
345 struct host_cmd_tlv_beacon_period *beacon_period;
346 struct host_cmd_tlv_ssid *ssid;
7a1c9934 347 struct host_cmd_tlv_bcast_ssid *bcast_ssid;
4db16a18 348 struct host_cmd_tlv_channel_band *chan_band;
9b930eae
AP		 349 struct host_cmd_tlv_frag_threshold *frag_threshold;
350 struct host_cmd_tlv_rts_threshold *rts_threshold;
351 struct host_cmd_tlv_retry_limit *retry_limit;
f752dcd5
AP		 352 struct host_cmd_tlv_encrypt_protocol *encrypt_protocol;
353 struct host_cmd_tlv_auth_type *auth_type;
a3c2c4f6 354 struct host_cmd_tlv_rates *tlv_rates;
8b4509f6 355 struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer;
22281256 356 struct mwifiex_ie_types_htcap *htcap;
4db16a18 357 struct mwifiex_uap_bss_param *bss_cfg = cmd_buf;
a3c2c4f6 358 int i;
e76268da 359 u16 cmd_size = *param_size;
4db16a18 360
12190c5d
AP		 361 if (bss_cfg->ssid.ssid_len) {
362 ssid = (struct host_cmd_tlv_ssid *)tlv;
363 ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
364 ssid->tlv.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len);
365 memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len);
366 cmd_size += sizeof(struct host_cmd_tlv) +
367 bss_cfg->ssid.ssid_len;
368 tlv += sizeof(struct host_cmd_tlv) + bss_cfg->ssid.ssid_len;
7a1c9934
AP		 369
370 bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv;
371 bcast_ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID);
372 bcast_ssid->tlv.len =
373 cpu_to_le16(sizeof(bcast_ssid->bcast_ctl));
374 bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl;
375 cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid);
376 tlv += sizeof(struct host_cmd_tlv_bcast_ssid);
12190c5d 377 }
a3c2c4f6
AP		 378 if (bss_cfg->rates[0]) {
379 tlv_rates = (struct host_cmd_tlv_rates *)tlv;
380 tlv_rates->tlv.type = cpu_to_le16(TLV_TYPE_UAP_RATES);
381
382 for (i = 0; i < MWIFIEX_SUPPORTED_RATES && bss_cfg->rates[i];
383 i++)
384 tlv_rates->rates[i] = bss_cfg->rates[i];
385
386 tlv_rates->tlv.len = cpu_to_le16(i);
387 cmd_size += sizeof(struct host_cmd_tlv_rates) + i;
388 tlv += sizeof(struct host_cmd_tlv_rates) + i;
389 }
390 if (bss_cfg->channel &&
391 ((bss_cfg->band_cfg == BAND_CONFIG_BG &&
392 bss_cfg->channel <= MAX_CHANNEL_BAND_BG) ||
393 (bss_cfg->band_cfg == BAND_CONFIG_A &&
394 bss_cfg->channel <= MAX_CHANNEL_BAND_A))) {
4db16a18
AP		 395 chan_band = (struct host_cmd_tlv_channel_band *)tlv;
396 chan_band->tlv.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
397 chan_band->tlv.len =
398 cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) -
399 sizeof(struct host_cmd_tlv));
400 chan_band->band_config = bss_cfg->band_cfg;
401 chan_band->channel = bss_cfg->channel;
402 cmd_size += sizeof(struct host_cmd_tlv_channel_band);
403 tlv += sizeof(struct host_cmd_tlv_channel_band);
404 }
12190c5d
AP		 405 if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD &&
406 bss_cfg->beacon_period <= MAX_BEACON_PERIOD) {
407 beacon_period = (struct host_cmd_tlv_beacon_period *)tlv;
408 beacon_period->tlv.type =
409 cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD);
410 beacon_period->tlv.len =
411 cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) -
412 sizeof(struct host_cmd_tlv));
413 beacon_period->period = cpu_to_le16(bss_cfg->beacon_period);
414 cmd_size += sizeof(struct host_cmd_tlv_beacon_period);
415 tlv += sizeof(struct host_cmd_tlv_beacon_period);
416 }
417 if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD &&
418 bss_cfg->dtim_period <= MAX_DTIM_PERIOD) {
419 dtim_period = (struct host_cmd_tlv_dtim_period *)tlv;
420 dtim_period->tlv.type = cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD);
421 dtim_period->tlv.len =
422 cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) -
423 sizeof(struct host_cmd_tlv));
424 dtim_period->period = bss_cfg->dtim_period;
425 cmd_size += sizeof(struct host_cmd_tlv_dtim_period);
426 tlv += sizeof(struct host_cmd_tlv_dtim_period);
427 }
9b930eae
AP		 428 if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) {
429 rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv;
430 rts_threshold->tlv.type =
431 cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD);
432 rts_threshold->tlv.len =
433 cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) -
434 sizeof(struct host_cmd_tlv));
435 rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold);
436 cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
437 tlv += sizeof(struct host_cmd_tlv_frag_threshold);
438 }
439 if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) &&
440 (bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) {
441 frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv;
442 frag_threshold->tlv.type =
443 cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD);
444 frag_threshold->tlv.len =
445 cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) -
446 sizeof(struct host_cmd_tlv));
447 frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold);
448 cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
449 tlv += sizeof(struct host_cmd_tlv_frag_threshold);
450 }
451 if (bss_cfg->retry_limit <= MWIFIEX_RETRY_LIMIT) {
452 retry_limit = (struct host_cmd_tlv_retry_limit *)tlv;
453 retry_limit->tlv.type = cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT);
454 retry_limit->tlv.len =
455 cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) -
456 sizeof(struct host_cmd_tlv));
457 retry_limit->limit = (u8)bss_cfg->retry_limit;
458 cmd_size += sizeof(struct host_cmd_tlv_retry_limit);
459 tlv += sizeof(struct host_cmd_tlv_retry_limit);
460 }
f752dcd5
AP		 461 if ((bss_cfg->protocol & PROTOCOL_WPA) ||
462 (bss_cfg->protocol & PROTOCOL_WPA2) ||
5d66cb62
AP		 463 (bss_cfg->protocol & PROTOCOL_EAP))
464 mwifiex_uap_bss_wpa(&tlv, cmd_buf, &cmd_size);
96893538
AP		 465 else
466 mwifiex_uap_bss_wep(&tlv, cmd_buf, &cmd_size);
f752dcd5 467
f752dcd5
AP		 468 if ((bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY) ||
469 (bss_cfg->auth_mode == MWIFIEX_AUTH_MODE_AUTO)) {
470 auth_type = (struct host_cmd_tlv_auth_type *)tlv;
471 auth_type->tlv.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE);
472 auth_type->tlv.len =
473 cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) -
474 sizeof(struct host_cmd_tlv));
475 auth_type->auth_type = (u8)bss_cfg->auth_mode;
476 cmd_size += sizeof(struct host_cmd_tlv_auth_type);
477 tlv += sizeof(struct host_cmd_tlv_auth_type);
478 }
479 if (bss_cfg->protocol) {
480 encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv;
481 encrypt_protocol->tlv.type =
482 cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL);
483 encrypt_protocol->tlv.len =
484 cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol)
485 - sizeof(struct host_cmd_tlv));
486 encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol);
487 cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol);
488 tlv += sizeof(struct host_cmd_tlv_encrypt_protocol);
489 }
4db16a18 490
22281256
AP		 491 if (bss_cfg->ht_cap.cap_info) {
492 htcap = (struct mwifiex_ie_types_htcap *)tlv;
493 htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
494 htcap->header.len =
495 cpu_to_le16(sizeof(struct ieee80211_ht_cap));
496 htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info;
497 htcap->ht_cap.ampdu_params_info =
498 bss_cfg->ht_cap.ampdu_params_info;
499 memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs,
500 sizeof(struct ieee80211_mcs_info));
501 htcap->ht_cap.extended_ht_cap_info =
502 bss_cfg->ht_cap.extended_ht_cap_info;
503 htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info;
504 htcap->ht_cap.antenna_selection_info =
505 bss_cfg->ht_cap.antenna_selection_info;
506 cmd_size += sizeof(struct mwifiex_ie_types_htcap);
507 tlv += sizeof(struct mwifiex_ie_types_htcap);
508 }
509
8b4509f6
KG		 510 if (bss_cfg->sta_ao_timer) {
511 ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
512 ao_timer->tlv.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER);
513 ao_timer->tlv.len = cpu_to_le16(sizeof(*ao_timer) -
514 sizeof(struct host_cmd_tlv));
515 ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer);
516 cmd_size += sizeof(*ao_timer);
517 tlv += sizeof(*ao_timer);
518 }
519
520 if (bss_cfg->ps_sta_ao_timer) {
521 ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
522 ps_ao_timer->tlv.type = cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER);
523 ps_ao_timer->tlv.len = cpu_to_le16(sizeof(*ps_ao_timer) -
524 sizeof(struct host_cmd_tlv));
525 ps_ao_timer->sta_ao_timer =
526 cpu_to_le32(bss_cfg->ps_sta_ao_timer);
527 cmd_size += sizeof(*ps_ao_timer);
528 tlv += sizeof(*ps_ao_timer);
529 }
530
e76268da
AP		 531 *param_size = cmd_size;
532
533 return 0;
534}
535
ede98bfa
AP		 536/* This function parses custom IEs from IE list and prepares command buffer */
537static int mwifiex_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size)
538{
539 struct mwifiex_ie_list *ap_ie = cmd_buf;
540 struct host_cmd_tlv *tlv_ie = (struct host_cmd_tlv *)tlv;
541
542 if (!ap_ie || !ap_ie->len || !ap_ie->ie_list)
543 return -1;
544
545 *ie_size += le16_to_cpu(ap_ie->len) + sizeof(struct host_cmd_tlv);
546
547 tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE);
548 tlv_ie->len = ap_ie->len;
549 tlv += sizeof(struct host_cmd_tlv);
550
551 memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len));
552
553 return 0;
554}
555
e76268da
AP		 556/* Parse AP config structure and prepare TLV based command structure
557 * to be sent to FW for uAP configuration
558 */
559static int
560mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd, u16 cmd_action,
561 u32 type, void *cmd_buf)
562{
563 u8 *tlv;
ede98bfa 564 u16 cmd_size, param_size, ie_size;
e76268da
AP		 565 struct host_cmd_ds_sys_config *sys_cfg;
566
567 cmd->command = cpu_to_le16(HostCmd_CMD_UAP_SYS_CONFIG);
568 cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN);
569 sys_cfg = (struct host_cmd_ds_sys_config *)&cmd->params.uap_sys_config;
570 sys_cfg->action = cpu_to_le16(cmd_action);
571 tlv = sys_cfg->tlv;
572
573 switch (type) {
574 case UAP_BSS_PARAMS_I:
575 param_size = cmd_size;
576 if (mwifiex_uap_bss_param_prepare(tlv, cmd_buf, &param_size))
577 return -1;
578 cmd->size = cpu_to_le16(param_size);
579 break;
ede98bfa
AP		 580 case UAP_CUSTOM_IE_I:
581 ie_size = cmd_size;
582 if (mwifiex_uap_custom_ie_prepare(tlv, cmd_buf, &ie_size))
583 return -1;
584 cmd->size = cpu_to_le16(ie_size);
585 break;
e76268da
AP		 586 default:
587 return -1;
588 }
589
4db16a18
AP		 590 return 0;
591}
592
40d07030
AP		 593/* This function prepares the AP specific commands before sending them
594 * to the firmware.
595 * This is a generic function which calls specific command preparation
596 * routines based upon the command number.
597 */
598int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no,
e76268da 599 u16 cmd_action, u32 type,
40d07030
AP		 600 void *data_buf, void *cmd_buf)
601{
602 struct host_cmd_ds_command *cmd = cmd_buf;
603
604 switch (cmd_no) {
4db16a18 605 case HostCmd_CMD_UAP_SYS_CONFIG:
e76268da 606 if (mwifiex_cmd_uap_sys_config(cmd, cmd_action, type, data_buf))
4db16a18
AP		 607 return -1;
608 break;
40d07030
AP		 609 case HostCmd_CMD_UAP_BSS_START:
610 case HostCmd_CMD_UAP_BSS_STOP:
611 cmd->command = cpu_to_le16(cmd_no);
612 cmd->size = cpu_to_le16(S_DS_GEN);
613 break;
614 default:
615 dev_err(priv->adapter->dev,
616 "PREP_CMD: unknown cmd %#x\n", cmd_no);
617 return -1;
618 }
619
620 return 0;
621}
Linux kernel - Deliverables
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