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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" | |
83c78da9 | 21 | #include "11ac.h" |
40d07030 | 22 | |
f752dcd5 AP |
23 | /* This function parses security related parameters from cfg80211_ap_settings |
24 | * and sets into FW understandable bss_config structure. | |
25 | */ | |
26 | int mwifiex_set_secure_params(struct mwifiex_private *priv, | |
27 | struct mwifiex_uap_bss_param *bss_config, | |
28 | struct cfg80211_ap_settings *params) { | |
29 | int i; | |
96893538 | 30 | struct mwifiex_wep_key wep_key; |
f752dcd5 | 31 | |
6ddcd464 AP |
32 | if (!params->privacy) { |
33 | bss_config->protocol = PROTOCOL_NO_SECURITY; | |
34 | bss_config->key_mgmt = KEY_MGMT_NONE; | |
35 | bss_config->wpa_cfg.length = 0; | |
36 | priv->sec_info.wep_enabled = 0; | |
37 | priv->sec_info.wpa_enabled = 0; | |
38 | priv->sec_info.wpa2_enabled = 0; | |
39 | ||
40 | return 0; | |
41 | } | |
42 | ||
f752dcd5 AP |
43 | switch (params->auth_type) { |
44 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
45 | bss_config->auth_mode = WLAN_AUTH_OPEN; | |
46 | break; | |
47 | case NL80211_AUTHTYPE_SHARED_KEY: | |
48 | bss_config->auth_mode = WLAN_AUTH_SHARED_KEY; | |
49 | break; | |
50 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
51 | bss_config->auth_mode = WLAN_AUTH_LEAP; | |
52 | break; | |
53 | default: | |
54 | bss_config->auth_mode = MWIFIEX_AUTH_MODE_AUTO; | |
55 | break; | |
56 | } | |
57 | ||
58 | bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST; | |
59 | ||
60 | for (i = 0; i < params->crypto.n_akm_suites; i++) { | |
61 | switch (params->crypto.akm_suites[i]) { | |
62 | case WLAN_AKM_SUITE_8021X: | |
63 | if (params->crypto.wpa_versions & | |
64 | NL80211_WPA_VERSION_1) { | |
65 | bss_config->protocol = PROTOCOL_WPA; | |
66 | bss_config->key_mgmt = KEY_MGMT_EAP; | |
67 | } | |
68 | if (params->crypto.wpa_versions & | |
69 | NL80211_WPA_VERSION_2) { | |
0fd66be4 | 70 | bss_config->protocol |= PROTOCOL_WPA2; |
f752dcd5 AP |
71 | bss_config->key_mgmt = KEY_MGMT_EAP; |
72 | } | |
73 | break; | |
74 | case WLAN_AKM_SUITE_PSK: | |
75 | if (params->crypto.wpa_versions & | |
76 | NL80211_WPA_VERSION_1) { | |
77 | bss_config->protocol = PROTOCOL_WPA; | |
78 | bss_config->key_mgmt = KEY_MGMT_PSK; | |
79 | } | |
80 | if (params->crypto.wpa_versions & | |
81 | NL80211_WPA_VERSION_2) { | |
0fd66be4 | 82 | bss_config->protocol |= PROTOCOL_WPA2; |
f752dcd5 AP |
83 | bss_config->key_mgmt = KEY_MGMT_PSK; |
84 | } | |
85 | break; | |
86 | default: | |
87 | break; | |
88 | } | |
89 | } | |
90 | for (i = 0; i < params->crypto.n_ciphers_pairwise; i++) { | |
91 | switch (params->crypto.ciphers_pairwise[i]) { | |
92 | case WLAN_CIPHER_SUITE_WEP40: | |
93 | case WLAN_CIPHER_SUITE_WEP104: | |
94 | break; | |
95 | case WLAN_CIPHER_SUITE_TKIP: | |
0fd66be4 AP |
96 | if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) |
97 | bss_config->wpa_cfg.pairwise_cipher_wpa |= | |
98 | CIPHER_TKIP; | |
99 | if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
100 | bss_config->wpa_cfg.pairwise_cipher_wpa2 |= | |
101 | CIPHER_TKIP; | |
f752dcd5 AP |
102 | break; |
103 | case WLAN_CIPHER_SUITE_CCMP: | |
0fd66be4 AP |
104 | if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) |
105 | bss_config->wpa_cfg.pairwise_cipher_wpa |= | |
106 | CIPHER_AES_CCMP; | |
107 | if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
108 | bss_config->wpa_cfg.pairwise_cipher_wpa2 |= | |
f752dcd5 AP |
109 | CIPHER_AES_CCMP; |
110 | default: | |
111 | break; | |
112 | } | |
113 | } | |
114 | ||
115 | switch (params->crypto.cipher_group) { | |
116 | case WLAN_CIPHER_SUITE_WEP40: | |
117 | case WLAN_CIPHER_SUITE_WEP104: | |
96893538 AP |
118 | if (priv->sec_info.wep_enabled) { |
119 | bss_config->protocol = PROTOCOL_STATIC_WEP; | |
120 | bss_config->key_mgmt = KEY_MGMT_NONE; | |
121 | bss_config->wpa_cfg.length = 0; | |
122 | ||
123 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
124 | wep_key = priv->wep_key[i]; | |
125 | bss_config->wep_cfg[i].key_index = i; | |
126 | ||
127 | if (priv->wep_key_curr_index == i) | |
128 | bss_config->wep_cfg[i].is_default = 1; | |
129 | else | |
130 | bss_config->wep_cfg[i].is_default = 0; | |
131 | ||
132 | bss_config->wep_cfg[i].length = | |
133 | wep_key.key_length; | |
134 | memcpy(&bss_config->wep_cfg[i].key, | |
135 | &wep_key.key_material, | |
136 | wep_key.key_length); | |
137 | } | |
138 | } | |
f752dcd5 AP |
139 | break; |
140 | case WLAN_CIPHER_SUITE_TKIP: | |
141 | bss_config->wpa_cfg.group_cipher = CIPHER_TKIP; | |
142 | break; | |
143 | case WLAN_CIPHER_SUITE_CCMP: | |
144 | bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP; | |
145 | break; | |
146 | default: | |
147 | break; | |
148 | } | |
149 | ||
150 | return 0; | |
151 | } | |
152 | ||
22281256 AP |
153 | /* This function updates 11n related parameters from IE and sets them into |
154 | * bss_config structure. | |
155 | */ | |
156 | void | |
157 | mwifiex_set_ht_params(struct mwifiex_private *priv, | |
158 | struct mwifiex_uap_bss_param *bss_cfg, | |
159 | struct cfg80211_ap_settings *params) | |
160 | { | |
161 | const u8 *ht_ie; | |
474a41e9 | 162 | u16 cap_info; |
22281256 AP |
163 | |
164 | if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info)) | |
165 | return; | |
166 | ||
167 | ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail, | |
168 | params->beacon.tail_len); | |
169 | if (ht_ie) { | |
170 | memcpy(&bss_cfg->ht_cap, ht_ie + 2, | |
171 | sizeof(struct ieee80211_ht_cap)); | |
474a41e9 MH |
172 | cap_info = le16_to_cpu(bss_cfg->ht_cap.cap_info); |
173 | memset(&bss_cfg->ht_cap.mcs, 0, | |
174 | priv->adapter->number_of_antenna); | |
175 | switch (GET_RXSTBC(cap_info)) { | |
176 | case MWIFIEX_RX_STBC1: | |
177 | /* HT_CAP 1X1 mode */ | |
178 | memset(&bss_cfg->ht_cap.mcs, 0xff, 1); | |
179 | break; | |
180 | case MWIFIEX_RX_STBC12: /* fall through */ | |
181 | case MWIFIEX_RX_STBC123: | |
182 | /* HT_CAP 2X2 mode */ | |
183 | memset(&bss_cfg->ht_cap.mcs, 0xff, 2); | |
184 | break; | |
185 | default: | |
186 | dev_warn(priv->adapter->dev, | |
187 | "Unsupported RX-STBC, default to 2x2\n"); | |
188 | memset(&bss_cfg->ht_cap.mcs, 0xff, 2); | |
189 | break; | |
190 | } | |
c8258913 | 191 | priv->ap_11n_enabled = 1; |
22281256 AP |
192 | } else { |
193 | memset(&bss_cfg->ht_cap , 0, sizeof(struct ieee80211_ht_cap)); | |
194 | bss_cfg->ht_cap.cap_info = cpu_to_le16(MWIFIEX_DEF_HT_CAP); | |
195 | bss_cfg->ht_cap.ampdu_params_info = MWIFIEX_DEF_AMPDU; | |
196 | } | |
197 | ||
198 | return; | |
199 | } | |
200 | ||
83c78da9 YAP |
201 | /* This function updates 11ac related parameters from IE |
202 | * and sets them into bss_config structure. | |
203 | */ | |
204 | void mwifiex_set_vht_params(struct mwifiex_private *priv, | |
205 | struct mwifiex_uap_bss_param *bss_cfg, | |
206 | struct cfg80211_ap_settings *params) | |
207 | { | |
208 | const u8 *vht_ie; | |
209 | ||
210 | vht_ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, params->beacon.tail, | |
211 | params->beacon.tail_len); | |
212 | if (vht_ie) { | |
213 | memcpy(&bss_cfg->vht_cap, vht_ie + 2, | |
214 | sizeof(struct ieee80211_vht_cap)); | |
215 | priv->ap_11ac_enabled = 1; | |
216 | } else { | |
217 | priv->ap_11ac_enabled = 0; | |
218 | } | |
219 | ||
220 | return; | |
221 | } | |
222 | ||
223 | /* Enable VHT only when cfg80211_ap_settings has VHT IE. | |
224 | * Otherwise disable VHT. | |
225 | */ | |
226 | void mwifiex_set_vht_width(struct mwifiex_private *priv, | |
227 | enum nl80211_chan_width width, | |
228 | bool ap_11ac_enable) | |
229 | { | |
230 | struct mwifiex_adapter *adapter = priv->adapter; | |
231 | struct mwifiex_11ac_vht_cfg vht_cfg; | |
232 | ||
233 | vht_cfg.band_config = VHT_CFG_5GHZ; | |
234 | vht_cfg.cap_info = adapter->hw_dot_11ac_dev_cap; | |
235 | ||
236 | if (!ap_11ac_enable) { | |
237 | vht_cfg.mcs_tx_set = DISABLE_VHT_MCS_SET; | |
238 | vht_cfg.mcs_rx_set = DISABLE_VHT_MCS_SET; | |
239 | } else { | |
240 | vht_cfg.mcs_tx_set = DEFAULT_VHT_MCS_SET; | |
241 | vht_cfg.mcs_rx_set = DEFAULT_VHT_MCS_SET; | |
242 | } | |
243 | ||
244 | vht_cfg.misc_config = VHT_CAP_UAP_ONLY; | |
245 | ||
246 | if (ap_11ac_enable && width >= NL80211_CHAN_WIDTH_80) | |
247 | vht_cfg.misc_config |= VHT_BW_80_160_80P80; | |
248 | ||
fa0ecbb9 BZ |
249 | mwifiex_send_cmd(priv, HostCmd_CMD_11AC_CFG, |
250 | HostCmd_ACT_GEN_SET, 0, &vht_cfg, true); | |
83c78da9 YAP |
251 | |
252 | return; | |
253 | } | |
254 | ||
a3c2c4f6 AP |
255 | /* This function finds supported rates IE from beacon parameter and sets |
256 | * these rates into bss_config structure. | |
257 | */ | |
258 | void | |
259 | mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, | |
260 | struct cfg80211_ap_settings *params) | |
261 | { | |
262 | struct ieee_types_header *rate_ie; | |
263 | int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable); | |
264 | const u8 *var_pos = params->beacon.head + var_offset; | |
265 | int len = params->beacon.head_len - var_offset; | |
3a5b8a16 | 266 | u8 rate_len = 0; |
a3c2c4f6 AP |
267 | |
268 | rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len); | |
3a5b8a16 | 269 | if (rate_ie) { |
a3c2c4f6 | 270 | memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len); |
3a5b8a16 AP |
271 | rate_len = rate_ie->len; |
272 | } | |
273 | ||
274 | rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, | |
275 | params->beacon.tail, | |
276 | params->beacon.tail_len); | |
277 | if (rate_ie) | |
278 | memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len); | |
a3c2c4f6 AP |
279 | |
280 | return; | |
281 | } | |
282 | ||
9b930eae AP |
283 | /* This function initializes some of mwifiex_uap_bss_param variables. |
284 | * This helps FW in ignoring invalid values. These values may or may not | |
285 | * be get updated to valid ones at later stage. | |
286 | */ | |
287 | void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config) | |
288 | { | |
f752dcd5 AP |
289 | config->bcast_ssid_ctl = 0x7F; |
290 | config->radio_ctl = 0x7F; | |
291 | config->dtim_period = 0x7F; | |
292 | config->beacon_period = 0x7FFF; | |
293 | config->auth_mode = 0x7F; | |
9b930eae AP |
294 | config->rts_threshold = 0x7FFF; |
295 | config->frag_threshold = 0x7FFF; | |
296 | config->retry_limit = 0x7F; | |
54428c57 | 297 | config->qos_info = 0xFF; |
9b930eae AP |
298 | } |
299 | ||
5d66cb62 AP |
300 | /* This function parses BSS related parameters from structure |
301 | * and prepares TLVs specific to WPA/WPA2 security. | |
302 | * These TLVs are appended to command buffer. | |
303 | */ | |
304 | static void | |
305 | mwifiex_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size) | |
306 | { | |
307 | struct host_cmd_tlv_pwk_cipher *pwk_cipher; | |
308 | struct host_cmd_tlv_gwk_cipher *gwk_cipher; | |
309 | struct host_cmd_tlv_passphrase *passphrase; | |
310 | struct host_cmd_tlv_akmp *tlv_akmp; | |
311 | struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; | |
312 | u16 cmd_size = *param_size; | |
313 | u8 *tlv = *tlv_buf; | |
314 | ||
315 | tlv_akmp = (struct host_cmd_tlv_akmp *)tlv; | |
6b21a69f AK |
316 | tlv_akmp->header.type = cpu_to_le16(TLV_TYPE_UAP_AKMP); |
317 | tlv_akmp->header.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) - | |
318 | sizeof(struct mwifiex_ie_types_header)); | |
5d66cb62 AP |
319 | tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation); |
320 | tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt); | |
321 | cmd_size += sizeof(struct host_cmd_tlv_akmp); | |
322 | tlv += sizeof(struct host_cmd_tlv_akmp); | |
323 | ||
324 | if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) { | |
325 | pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; | |
6b21a69f AK |
326 | pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); |
327 | pwk_cipher->header.len = | |
5d66cb62 | 328 | cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - |
6b21a69f | 329 | sizeof(struct mwifiex_ie_types_header)); |
5d66cb62 AP |
330 | pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA); |
331 | pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa; | |
332 | cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); | |
333 | tlv += sizeof(struct host_cmd_tlv_pwk_cipher); | |
334 | } | |
335 | ||
336 | if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) { | |
337 | pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; | |
6b21a69f AK |
338 | pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); |
339 | pwk_cipher->header.len = | |
5d66cb62 | 340 | cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - |
6b21a69f | 341 | sizeof(struct mwifiex_ie_types_header)); |
5d66cb62 AP |
342 | pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2); |
343 | pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2; | |
344 | cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); | |
345 | tlv += sizeof(struct host_cmd_tlv_pwk_cipher); | |
346 | } | |
347 | ||
348 | if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) { | |
349 | gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv; | |
6b21a69f AK |
350 | gwk_cipher->header.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER); |
351 | gwk_cipher->header.len = | |
5d66cb62 | 352 | cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) - |
6b21a69f | 353 | sizeof(struct mwifiex_ie_types_header)); |
5d66cb62 AP |
354 | gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher; |
355 | cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher); | |
356 | tlv += sizeof(struct host_cmd_tlv_gwk_cipher); | |
357 | } | |
358 | ||
359 | if (bss_cfg->wpa_cfg.length) { | |
360 | passphrase = (struct host_cmd_tlv_passphrase *)tlv; | |
6b21a69f AK |
361 | passphrase->header.type = |
362 | cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE); | |
363 | passphrase->header.len = cpu_to_le16(bss_cfg->wpa_cfg.length); | |
5d66cb62 AP |
364 | memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase, |
365 | bss_cfg->wpa_cfg.length); | |
6b21a69f | 366 | cmd_size += sizeof(struct mwifiex_ie_types_header) + |
5d66cb62 | 367 | bss_cfg->wpa_cfg.length; |
6b21a69f AK |
368 | tlv += sizeof(struct mwifiex_ie_types_header) + |
369 | bss_cfg->wpa_cfg.length; | |
5d66cb62 AP |
370 | } |
371 | ||
372 | *param_size = cmd_size; | |
373 | *tlv_buf = tlv; | |
374 | ||
375 | return; | |
376 | } | |
377 | ||
54428c57 AP |
378 | /* This function parses WMM related parameters from cfg80211_ap_settings |
379 | * structure and updates bss_config structure. | |
380 | */ | |
381 | void | |
382 | mwifiex_set_wmm_params(struct mwifiex_private *priv, | |
383 | struct mwifiex_uap_bss_param *bss_cfg, | |
384 | struct cfg80211_ap_settings *params) | |
385 | { | |
386 | const u8 *vendor_ie; | |
387 | struct ieee_types_header *wmm_ie; | |
388 | u8 wmm_oui[] = {0x00, 0x50, 0xf2, 0x02}; | |
389 | ||
390 | vendor_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, | |
391 | WLAN_OUI_TYPE_MICROSOFT_WMM, | |
392 | params->beacon.tail, | |
393 | params->beacon.tail_len); | |
394 | if (vendor_ie) { | |
395 | wmm_ie = (struct ieee_types_header *)vendor_ie; | |
396 | memcpy(&bss_cfg->wmm_info, wmm_ie + 1, | |
397 | sizeof(bss_cfg->wmm_info)); | |
398 | priv->wmm_enabled = 1; | |
399 | } else { | |
400 | memset(&bss_cfg->wmm_info, 0, sizeof(bss_cfg->wmm_info)); | |
401 | memcpy(&bss_cfg->wmm_info.oui, wmm_oui, sizeof(wmm_oui)); | |
402 | bss_cfg->wmm_info.subtype = MWIFIEX_WMM_SUBTYPE; | |
403 | bss_cfg->wmm_info.version = MWIFIEX_WMM_VERSION; | |
404 | priv->wmm_enabled = 0; | |
405 | } | |
406 | ||
407 | bss_cfg->qos_info = 0x00; | |
408 | return; | |
409 | } | |
96893538 AP |
410 | /* This function parses BSS related parameters from structure |
411 | * and prepares TLVs specific to WEP encryption. | |
412 | * These TLVs are appended to command buffer. | |
413 | */ | |
414 | static void | |
415 | mwifiex_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size) | |
416 | { | |
417 | struct host_cmd_tlv_wep_key *wep_key; | |
418 | u16 cmd_size = *param_size; | |
419 | int i; | |
420 | u8 *tlv = *tlv_buf; | |
421 | struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; | |
422 | ||
423 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
424 | if (bss_cfg->wep_cfg[i].length && | |
425 | (bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 || | |
426 | bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) { | |
427 | wep_key = (struct host_cmd_tlv_wep_key *)tlv; | |
6b21a69f AK |
428 | wep_key->header.type = |
429 | cpu_to_le16(TLV_TYPE_UAP_WEP_KEY); | |
430 | wep_key->header.len = | |
96893538 AP |
431 | cpu_to_le16(bss_cfg->wep_cfg[i].length + 2); |
432 | wep_key->key_index = bss_cfg->wep_cfg[i].key_index; | |
433 | wep_key->is_default = bss_cfg->wep_cfg[i].is_default; | |
434 | memcpy(wep_key->key, bss_cfg->wep_cfg[i].key, | |
435 | bss_cfg->wep_cfg[i].length); | |
6b21a69f | 436 | cmd_size += sizeof(struct mwifiex_ie_types_header) + 2 + |
96893538 | 437 | bss_cfg->wep_cfg[i].length; |
6b21a69f | 438 | tlv += sizeof(struct mwifiex_ie_types_header) + 2 + |
96893538 AP |
439 | bss_cfg->wep_cfg[i].length; |
440 | } | |
441 | } | |
442 | ||
443 | *param_size = cmd_size; | |
444 | *tlv_buf = tlv; | |
445 | ||
446 | return; | |
447 | } | |
448 | ||
e76268da AP |
449 | /* This function parses BSS related parameters from structure |
450 | * and prepares TLVs. These TLVs are appended to command buffer. | |
451 | */ | |
452 | static int | |
453 | mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) | |
4db16a18 | 454 | { |
12190c5d AP |
455 | struct host_cmd_tlv_dtim_period *dtim_period; |
456 | struct host_cmd_tlv_beacon_period *beacon_period; | |
457 | struct host_cmd_tlv_ssid *ssid; | |
7a1c9934 | 458 | struct host_cmd_tlv_bcast_ssid *bcast_ssid; |
4db16a18 | 459 | struct host_cmd_tlv_channel_band *chan_band; |
9b930eae AP |
460 | struct host_cmd_tlv_frag_threshold *frag_threshold; |
461 | struct host_cmd_tlv_rts_threshold *rts_threshold; | |
462 | struct host_cmd_tlv_retry_limit *retry_limit; | |
f752dcd5 AP |
463 | struct host_cmd_tlv_encrypt_protocol *encrypt_protocol; |
464 | struct host_cmd_tlv_auth_type *auth_type; | |
a3c2c4f6 | 465 | struct host_cmd_tlv_rates *tlv_rates; |
8b4509f6 | 466 | struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer; |
22281256 | 467 | struct mwifiex_ie_types_htcap *htcap; |
54428c57 | 468 | struct mwifiex_ie_types_wmmcap *wmm_cap; |
4db16a18 | 469 | struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; |
a3c2c4f6 | 470 | int i; |
e76268da | 471 | u16 cmd_size = *param_size; |
4db16a18 | 472 | |
12190c5d AP |
473 | if (bss_cfg->ssid.ssid_len) { |
474 | ssid = (struct host_cmd_tlv_ssid *)tlv; | |
6b21a69f AK |
475 | ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID); |
476 | ssid->header.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len); | |
12190c5d | 477 | memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len); |
6b21a69f | 478 | cmd_size += sizeof(struct mwifiex_ie_types_header) + |
12190c5d | 479 | bss_cfg->ssid.ssid_len; |
6b21a69f AK |
480 | tlv += sizeof(struct mwifiex_ie_types_header) + |
481 | bss_cfg->ssid.ssid_len; | |
7a1c9934 AP |
482 | |
483 | bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv; | |
6b21a69f AK |
484 | bcast_ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID); |
485 | bcast_ssid->header.len = | |
7a1c9934 AP |
486 | cpu_to_le16(sizeof(bcast_ssid->bcast_ctl)); |
487 | bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl; | |
488 | cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid); | |
489 | tlv += sizeof(struct host_cmd_tlv_bcast_ssid); | |
12190c5d | 490 | } |
a3c2c4f6 AP |
491 | if (bss_cfg->rates[0]) { |
492 | tlv_rates = (struct host_cmd_tlv_rates *)tlv; | |
6b21a69f | 493 | tlv_rates->header.type = cpu_to_le16(TLV_TYPE_UAP_RATES); |
a3c2c4f6 AP |
494 | |
495 | for (i = 0; i < MWIFIEX_SUPPORTED_RATES && bss_cfg->rates[i]; | |
496 | i++) | |
497 | tlv_rates->rates[i] = bss_cfg->rates[i]; | |
498 | ||
6b21a69f | 499 | tlv_rates->header.len = cpu_to_le16(i); |
a3c2c4f6 AP |
500 | cmd_size += sizeof(struct host_cmd_tlv_rates) + i; |
501 | tlv += sizeof(struct host_cmd_tlv_rates) + i; | |
502 | } | |
503 | if (bss_cfg->channel && | |
504 | ((bss_cfg->band_cfg == BAND_CONFIG_BG && | |
505 | bss_cfg->channel <= MAX_CHANNEL_BAND_BG) || | |
506 | (bss_cfg->band_cfg == BAND_CONFIG_A && | |
507 | bss_cfg->channel <= MAX_CHANNEL_BAND_A))) { | |
4db16a18 | 508 | chan_band = (struct host_cmd_tlv_channel_band *)tlv; |
6b21a69f AK |
509 | chan_band->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST); |
510 | chan_band->header.len = | |
4db16a18 | 511 | cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) - |
6b21a69f | 512 | sizeof(struct mwifiex_ie_types_header)); |
4db16a18 AP |
513 | chan_band->band_config = bss_cfg->band_cfg; |
514 | chan_band->channel = bss_cfg->channel; | |
515 | cmd_size += sizeof(struct host_cmd_tlv_channel_band); | |
516 | tlv += sizeof(struct host_cmd_tlv_channel_band); | |
517 | } | |
12190c5d AP |
518 | if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD && |
519 | bss_cfg->beacon_period <= MAX_BEACON_PERIOD) { | |
520 | beacon_period = (struct host_cmd_tlv_beacon_period *)tlv; | |
6b21a69f | 521 | beacon_period->header.type = |
12190c5d | 522 | cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD); |
6b21a69f | 523 | beacon_period->header.len = |
12190c5d | 524 | cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) - |
6b21a69f | 525 | sizeof(struct mwifiex_ie_types_header)); |
12190c5d AP |
526 | beacon_period->period = cpu_to_le16(bss_cfg->beacon_period); |
527 | cmd_size += sizeof(struct host_cmd_tlv_beacon_period); | |
528 | tlv += sizeof(struct host_cmd_tlv_beacon_period); | |
529 | } | |
530 | if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD && | |
531 | bss_cfg->dtim_period <= MAX_DTIM_PERIOD) { | |
532 | dtim_period = (struct host_cmd_tlv_dtim_period *)tlv; | |
6b21a69f AK |
533 | dtim_period->header.type = |
534 | cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD); | |
535 | dtim_period->header.len = | |
12190c5d | 536 | cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) - |
6b21a69f | 537 | sizeof(struct mwifiex_ie_types_header)); |
12190c5d AP |
538 | dtim_period->period = bss_cfg->dtim_period; |
539 | cmd_size += sizeof(struct host_cmd_tlv_dtim_period); | |
540 | tlv += sizeof(struct host_cmd_tlv_dtim_period); | |
541 | } | |
9b930eae AP |
542 | if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) { |
543 | rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv; | |
6b21a69f | 544 | rts_threshold->header.type = |
9b930eae | 545 | cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD); |
6b21a69f | 546 | rts_threshold->header.len = |
9b930eae | 547 | cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) - |
6b21a69f | 548 | sizeof(struct mwifiex_ie_types_header)); |
9b930eae AP |
549 | rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold); |
550 | cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); | |
551 | tlv += sizeof(struct host_cmd_tlv_frag_threshold); | |
552 | } | |
553 | if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) && | |
554 | (bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) { | |
555 | frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv; | |
6b21a69f | 556 | frag_threshold->header.type = |
9b930eae | 557 | cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD); |
6b21a69f | 558 | frag_threshold->header.len = |
9b930eae | 559 | cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) - |
6b21a69f | 560 | sizeof(struct mwifiex_ie_types_header)); |
9b930eae AP |
561 | frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold); |
562 | cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); | |
563 | tlv += sizeof(struct host_cmd_tlv_frag_threshold); | |
564 | } | |
565 | if (bss_cfg->retry_limit <= MWIFIEX_RETRY_LIMIT) { | |
566 | retry_limit = (struct host_cmd_tlv_retry_limit *)tlv; | |
6b21a69f AK |
567 | retry_limit->header.type = |
568 | cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT); | |
569 | retry_limit->header.len = | |
9b930eae | 570 | cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) - |
6b21a69f | 571 | sizeof(struct mwifiex_ie_types_header)); |
9b930eae AP |
572 | retry_limit->limit = (u8)bss_cfg->retry_limit; |
573 | cmd_size += sizeof(struct host_cmd_tlv_retry_limit); | |
574 | tlv += sizeof(struct host_cmd_tlv_retry_limit); | |
575 | } | |
f752dcd5 AP |
576 | if ((bss_cfg->protocol & PROTOCOL_WPA) || |
577 | (bss_cfg->protocol & PROTOCOL_WPA2) || | |
5d66cb62 AP |
578 | (bss_cfg->protocol & PROTOCOL_EAP)) |
579 | mwifiex_uap_bss_wpa(&tlv, cmd_buf, &cmd_size); | |
96893538 AP |
580 | else |
581 | mwifiex_uap_bss_wep(&tlv, cmd_buf, &cmd_size); | |
f752dcd5 | 582 | |
f752dcd5 AP |
583 | if ((bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY) || |
584 | (bss_cfg->auth_mode == MWIFIEX_AUTH_MODE_AUTO)) { | |
585 | auth_type = (struct host_cmd_tlv_auth_type *)tlv; | |
6b21a69f AK |
586 | auth_type->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); |
587 | auth_type->header.len = | |
f752dcd5 | 588 | cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) - |
6b21a69f | 589 | sizeof(struct mwifiex_ie_types_header)); |
f752dcd5 AP |
590 | auth_type->auth_type = (u8)bss_cfg->auth_mode; |
591 | cmd_size += sizeof(struct host_cmd_tlv_auth_type); | |
592 | tlv += sizeof(struct host_cmd_tlv_auth_type); | |
593 | } | |
594 | if (bss_cfg->protocol) { | |
595 | encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv; | |
6b21a69f | 596 | encrypt_protocol->header.type = |
f752dcd5 | 597 | cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL); |
6b21a69f | 598 | encrypt_protocol->header.len = |
f752dcd5 | 599 | cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol) |
6b21a69f | 600 | - sizeof(struct mwifiex_ie_types_header)); |
f752dcd5 AP |
601 | encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol); |
602 | cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol); | |
603 | tlv += sizeof(struct host_cmd_tlv_encrypt_protocol); | |
604 | } | |
4db16a18 | 605 | |
22281256 AP |
606 | if (bss_cfg->ht_cap.cap_info) { |
607 | htcap = (struct mwifiex_ie_types_htcap *)tlv; | |
608 | htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); | |
609 | htcap->header.len = | |
610 | cpu_to_le16(sizeof(struct ieee80211_ht_cap)); | |
611 | htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info; | |
612 | htcap->ht_cap.ampdu_params_info = | |
613 | bss_cfg->ht_cap.ampdu_params_info; | |
614 | memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs, | |
615 | sizeof(struct ieee80211_mcs_info)); | |
616 | htcap->ht_cap.extended_ht_cap_info = | |
617 | bss_cfg->ht_cap.extended_ht_cap_info; | |
618 | htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info; | |
619 | htcap->ht_cap.antenna_selection_info = | |
620 | bss_cfg->ht_cap.antenna_selection_info; | |
621 | cmd_size += sizeof(struct mwifiex_ie_types_htcap); | |
622 | tlv += sizeof(struct mwifiex_ie_types_htcap); | |
623 | } | |
624 | ||
54428c57 AP |
625 | if (bss_cfg->wmm_info.qos_info != 0xFF) { |
626 | wmm_cap = (struct mwifiex_ie_types_wmmcap *)tlv; | |
627 | wmm_cap->header.type = cpu_to_le16(WLAN_EID_VENDOR_SPECIFIC); | |
628 | wmm_cap->header.len = cpu_to_le16(sizeof(wmm_cap->wmm_info)); | |
629 | memcpy(&wmm_cap->wmm_info, &bss_cfg->wmm_info, | |
630 | sizeof(wmm_cap->wmm_info)); | |
631 | cmd_size += sizeof(struct mwifiex_ie_types_wmmcap); | |
632 | tlv += sizeof(struct mwifiex_ie_types_wmmcap); | |
633 | } | |
634 | ||
8b4509f6 KG |
635 | if (bss_cfg->sta_ao_timer) { |
636 | ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; | |
6b21a69f AK |
637 | ao_timer->header.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER); |
638 | ao_timer->header.len = cpu_to_le16(sizeof(*ao_timer) - | |
639 | sizeof(struct mwifiex_ie_types_header)); | |
8b4509f6 KG |
640 | ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer); |
641 | cmd_size += sizeof(*ao_timer); | |
642 | tlv += sizeof(*ao_timer); | |
643 | } | |
644 | ||
645 | if (bss_cfg->ps_sta_ao_timer) { | |
646 | ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; | |
6b21a69f AK |
647 | ps_ao_timer->header.type = |
648 | cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER); | |
649 | ps_ao_timer->header.len = cpu_to_le16(sizeof(*ps_ao_timer) - | |
650 | sizeof(struct mwifiex_ie_types_header)); | |
8b4509f6 KG |
651 | ps_ao_timer->sta_ao_timer = |
652 | cpu_to_le32(bss_cfg->ps_sta_ao_timer); | |
653 | cmd_size += sizeof(*ps_ao_timer); | |
654 | tlv += sizeof(*ps_ao_timer); | |
655 | } | |
656 | ||
e76268da AP |
657 | *param_size = cmd_size; |
658 | ||
659 | return 0; | |
660 | } | |
661 | ||
ede98bfa AP |
662 | /* This function parses custom IEs from IE list and prepares command buffer */ |
663 | static int mwifiex_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size) | |
664 | { | |
665 | struct mwifiex_ie_list *ap_ie = cmd_buf; | |
6b21a69f | 666 | struct mwifiex_ie_types_header *tlv_ie = (void *)tlv; |
ede98bfa AP |
667 | |
668 | if (!ap_ie || !ap_ie->len || !ap_ie->ie_list) | |
669 | return -1; | |
670 | ||
6b21a69f AK |
671 | *ie_size += le16_to_cpu(ap_ie->len) + |
672 | sizeof(struct mwifiex_ie_types_header); | |
ede98bfa AP |
673 | |
674 | tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE); | |
675 | tlv_ie->len = ap_ie->len; | |
6b21a69f | 676 | tlv += sizeof(struct mwifiex_ie_types_header); |
ede98bfa AP |
677 | |
678 | memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len)); | |
679 | ||
680 | return 0; | |
681 | } | |
682 | ||
e76268da AP |
683 | /* Parse AP config structure and prepare TLV based command structure |
684 | * to be sent to FW for uAP configuration | |
685 | */ | |
686 | static int | |
687 | mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd, u16 cmd_action, | |
688 | u32 type, void *cmd_buf) | |
689 | { | |
690 | u8 *tlv; | |
ede98bfa | 691 | u16 cmd_size, param_size, ie_size; |
e76268da AP |
692 | struct host_cmd_ds_sys_config *sys_cfg; |
693 | ||
694 | cmd->command = cpu_to_le16(HostCmd_CMD_UAP_SYS_CONFIG); | |
695 | cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN); | |
696 | sys_cfg = (struct host_cmd_ds_sys_config *)&cmd->params.uap_sys_config; | |
697 | sys_cfg->action = cpu_to_le16(cmd_action); | |
698 | tlv = sys_cfg->tlv; | |
699 | ||
700 | switch (type) { | |
701 | case UAP_BSS_PARAMS_I: | |
702 | param_size = cmd_size; | |
703 | if (mwifiex_uap_bss_param_prepare(tlv, cmd_buf, ¶m_size)) | |
704 | return -1; | |
705 | cmd->size = cpu_to_le16(param_size); | |
706 | break; | |
ede98bfa AP |
707 | case UAP_CUSTOM_IE_I: |
708 | ie_size = cmd_size; | |
709 | if (mwifiex_uap_custom_ie_prepare(tlv, cmd_buf, &ie_size)) | |
710 | return -1; | |
711 | cmd->size = cpu_to_le16(ie_size); | |
712 | break; | |
e76268da AP |
713 | default: |
714 | return -1; | |
715 | } | |
716 | ||
4db16a18 AP |
717 | return 0; |
718 | } | |
719 | ||
0f9e9b8b AP |
720 | /* This function prepares AP specific deauth command with mac supplied in |
721 | * function parameter. | |
722 | */ | |
723 | static int mwifiex_cmd_uap_sta_deauth(struct mwifiex_private *priv, | |
724 | struct host_cmd_ds_command *cmd, u8 *mac) | |
725 | { | |
726 | struct host_cmd_ds_sta_deauth *sta_deauth = &cmd->params.sta_deauth; | |
727 | ||
728 | cmd->command = cpu_to_le16(HostCmd_CMD_UAP_STA_DEAUTH); | |
729 | memcpy(sta_deauth->mac, mac, ETH_ALEN); | |
730 | sta_deauth->reason = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING); | |
731 | ||
732 | cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_sta_deauth) + | |
733 | S_DS_GEN); | |
734 | return 0; | |
735 | } | |
736 | ||
40d07030 AP |
737 | /* This function prepares the AP specific commands before sending them |
738 | * to the firmware. | |
739 | * This is a generic function which calls specific command preparation | |
740 | * routines based upon the command number. | |
741 | */ | |
742 | int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no, | |
e76268da | 743 | u16 cmd_action, u32 type, |
40d07030 AP |
744 | void *data_buf, void *cmd_buf) |
745 | { | |
746 | struct host_cmd_ds_command *cmd = cmd_buf; | |
747 | ||
748 | switch (cmd_no) { | |
4db16a18 | 749 | case HostCmd_CMD_UAP_SYS_CONFIG: |
e76268da | 750 | if (mwifiex_cmd_uap_sys_config(cmd, cmd_action, type, data_buf)) |
4db16a18 AP |
751 | return -1; |
752 | break; | |
40d07030 AP |
753 | case HostCmd_CMD_UAP_BSS_START: |
754 | case HostCmd_CMD_UAP_BSS_STOP: | |
755 | cmd->command = cpu_to_le16(cmd_no); | |
756 | cmd->size = cpu_to_le16(S_DS_GEN); | |
757 | break; | |
0f9e9b8b AP |
758 | case HostCmd_CMD_UAP_STA_DEAUTH: |
759 | if (mwifiex_cmd_uap_sta_deauth(priv, cmd, data_buf)) | |
760 | return -1; | |
761 | break; | |
40d07030 AP |
762 | default: |
763 | dev_err(priv->adapter->dev, | |
764 | "PREP_CMD: unknown cmd %#x\n", cmd_no); | |
765 | return -1; | |
766 | } | |
767 | ||
768 | return 0; | |
769 | } |