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mwifiex: increase max supported pattern offset
[linux-2.6-block.git] / drivers / net / wireless / mwifiex / cfg80211.c
CommitLineData
5e6e3a92
BZ		 1/*
2 * Marvell Wireless LAN device driver: CFG80211
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 "cfg80211.h"
21#include "main.h"
22
3c68ef5b
AP		 23static char *reg_alpha2;
24module_param(reg_alpha2, charp, 0);
25
cd8440da
AP		 26static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = {
27 {
a4df8f56
AP		 28 .max = 2, .types = BIT(NL80211_IFTYPE_STATION) |
29 BIT(NL80211_IFTYPE_P2P_GO) |
30 BIT(NL80211_IFTYPE_P2P_CLIENT),
cd8440da
AP		 31 },
32 {
33 .max = 1, .types = BIT(NL80211_IFTYPE_AP),
34 },
35};
36
37static const struct ieee80211_iface_combination mwifiex_iface_comb_ap_sta = {
38 .limits = mwifiex_ap_sta_limits,
39 .num_different_channels = 1,
40 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
41 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
42 .beacon_int_infra_match = true,
43};
44
cc0ba0d5
AK		 45static const struct ieee80211_regdomain mwifiex_world_regdom_custom = {
46 .n_reg_rules = 7,
47 .alpha2 = "99",
48 .reg_rules = {
49 /* Channel 1 - 11 */
50 REG_RULE(2412-10, 2462+10, 40, 3, 20, 0),
51 /* Channel 12 - 13 */
52 REG_RULE(2467-10, 2472+10, 20, 3, 20,
53 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS),
54 /* Channel 14 */
55 REG_RULE(2484-10, 2484+10, 20, 3, 20,
56 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS |
57 NL80211_RRF_NO_OFDM),
58 /* Channel 36 - 48 */
59 REG_RULE(5180-10, 5240+10, 40, 3, 20,
60 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS),
61 /* Channel 149 - 165 */
62 REG_RULE(5745-10, 5825+10, 40, 3, 20,
63 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS),
64 /* Channel 52 - 64 */
65 REG_RULE(5260-10, 5320+10, 40, 3, 30,
66 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS |
67 NL80211_RRF_DFS),
68 /* Channel 100 - 140 */
69 REG_RULE(5500-10, 5700+10, 40, 3, 30,
70 NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS |
71 NL80211_RRF_DFS),
72 }
73};
74
5e6e3a92
BZ		 75/*
76 * This function maps the nl802.11 channel type into driver channel type.
77 *
78 * The mapping is as follows -
21c3ba34
AK		 79 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
80 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
81 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
82 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
83 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
5e6e3a92 84 */
7feb4c48 85u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
5e6e3a92 86{
05910f4a 87 switch (chan_type) {
5e6e3a92
BZ		 88 case NL80211_CHAN_NO_HT:
89 case NL80211_CHAN_HT20:
21c3ba34 90 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 91 case NL80211_CHAN_HT40PLUS:
21c3ba34 92 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
5e6e3a92 93 case NL80211_CHAN_HT40MINUS:
21c3ba34 94 return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
5e6e3a92 95 default:
21c3ba34 96 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 97 }
5e6e3a92
BZ		 98}
99
5e6e3a92
BZ		 100/*
101 * This function checks whether WEP is set.
102 */
103static int
104mwifiex_is_alg_wep(u32 cipher)
105{
5e6e3a92 106 switch (cipher) {
2be50b8d
YAP		 107 case WLAN_CIPHER_SUITE_WEP40:
108 case WLAN_CIPHER_SUITE_WEP104:
270e58e8 109 return 1;
5e6e3a92 110 default:
5e6e3a92
BZ		 111 break;
112 }
270e58e8
YAP		 113
114 return 0;
5e6e3a92
BZ		 115}
116
5e6e3a92
BZ		 117/*
118 * This function retrieves the private structure from kernel wiphy structure.
119 */
67fdf39e 120static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy)
5e6e3a92
BZ		 121{
122 return (void *) (*(unsigned long *) wiphy_priv(wiphy));
123}
124
125/*
126 * CFG802.11 operation handler to delete a network key.
127 */
128static int
129mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
130 u8 key_index, bool pairwise, const u8 *mac_addr)
131{
f540f9f3 132 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
75edd2c6
AP		 133 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
134 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 135
53b11231 136 if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) {
5e6e3a92
BZ		 137 wiphy_err(wiphy, "deleting the crypto keys\n");
138 return -EFAULT;
139 }
140
141 wiphy_dbg(wiphy, "info: crypto keys deleted\n");
142 return 0;
143}
144
e39faa73
SP		 145/*
146 * This function forms an skb for management frame.
147 */
148static int
149mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
150{
151 u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
152 u16 pkt_len;
153 u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
154 struct timeval tv;
155
156 pkt_len = len + ETH_ALEN;
157
158 skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN +
159 MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
160 memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
161
162 memcpy(skb_push(skb, sizeof(tx_control)),
163 &tx_control, sizeof(tx_control));
164
165 memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
166
167 /* Add packet data and address4 */
168 memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf,
169 sizeof(struct ieee80211_hdr_3addr));
170 memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN);
171 memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)),
172 buf + sizeof(struct ieee80211_hdr_3addr),
173 len - sizeof(struct ieee80211_hdr_3addr));
174
175 skb->priority = LOW_PRIO_TID;
176 do_gettimeofday(&tv);
177 skb->tstamp = timeval_to_ktime(tv);
178
179 return 0;
180}
181
182/*
183 * CFG802.11 operation handler to transmit a management frame.
184 */
185static int
186mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
187 struct ieee80211_channel *chan, bool offchan,
42d97a59
JB		 188 unsigned int wait, const u8 *buf, size_t len,
189 bool no_cck, bool dont_wait_for_ack, u64 *cookie)
e39faa73
SP		 190{
191 struct sk_buff *skb;
192 u16 pkt_len;
193 const struct ieee80211_mgmt *mgmt;
231d83e2 194 struct mwifiex_txinfo *tx_info;
e39faa73
SP		 195 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
196
197 if (!buf || !len) {
198 wiphy_err(wiphy, "invalid buffer and length\n");
199 return -EFAULT;
200 }
201
202 mgmt = (const struct ieee80211_mgmt *)buf;
203 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA &&
204 ieee80211_is_probe_resp(mgmt->frame_control)) {
205 /* Since we support offload probe resp, we need to skip probe
206 * resp in AP or GO mode */
207 wiphy_dbg(wiphy,
208 "info: skip to send probe resp in AP or GO mode\n");
209 return 0;
210 }
211
212 pkt_len = len + ETH_ALEN;
213 skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN +
214 MWIFIEX_MGMT_FRAME_HEADER_SIZE +
215 pkt_len + sizeof(pkt_len));
216
217 if (!skb) {
218 wiphy_err(wiphy, "allocate skb failed for management frame\n");
219 return -ENOMEM;
220 }
221
231d83e2
HY		 222 tx_info = MWIFIEX_SKB_TXCB(skb);
223 tx_info->bss_num = priv->bss_num;
224 tx_info->bss_type = priv->bss_type;
225
e39faa73
SP		 226 mwifiex_form_mgmt_frame(skb, buf, len);
227 mwifiex_queue_tx_pkt(priv, skb);
228
e00adf39 229 *cookie = prandom_u32() | 1;
e39faa73
SP		 230 cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, GFP_ATOMIC);
231
232 wiphy_dbg(wiphy, "info: management frame transmitted\n");
233 return 0;
234}
235
3cec6870
SP		 236/*
237 * CFG802.11 operation handler to register a mgmt frame.
238 */
239static void
240mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
241 struct wireless_dev *wdev,
242 u16 frame_type, bool reg)
243{
244 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
4481b2db 245 u32 mask;
3cec6870
SP		 246
247 if (reg)
4481b2db 248 mask = priv->mgmt_frame_mask | BIT(frame_type >> 4);
3cec6870 249 else
4481b2db
SP		 250 mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4);
251
252 if (mask != priv->mgmt_frame_mask) {
253 priv->mgmt_frame_mask = mask;
254 mwifiex_send_cmd_async(priv, HostCmd_CMD_MGMT_FRAME_REG,
255 HostCmd_ACT_GEN_SET, 0,
256 &priv->mgmt_frame_mask);
257 wiphy_dbg(wiphy, "info: mgmt frame registered\n");
258 }
3cec6870
SP		 259}
260
7feb4c48
SP		 261/*
262 * CFG802.11 operation handler to remain on channel.
263 */
264static int
265mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
266 struct wireless_dev *wdev,
267 struct ieee80211_channel *chan,
7feb4c48
SP		 268 unsigned int duration, u64 *cookie)
269{
270 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
271 int ret;
272
273 if (!chan || !cookie) {
274 wiphy_err(wiphy, "Invalid parameter for ROC\n");
275 return -EINVAL;
276 }
277
278 if (priv->roc_cfg.cookie) {
279 wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llu\n",
280 priv->roc_cfg.cookie);
281 return -EBUSY;
282 }
283
284 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
42d97a59 285 duration);
7feb4c48
SP		 286
287 if (!ret) {
e00adf39 288 *cookie = prandom_u32() | 1;
7feb4c48
SP		 289 priv->roc_cfg.cookie = *cookie;
290 priv->roc_cfg.chan = *chan;
7feb4c48 291
42d97a59 292 cfg80211_ready_on_channel(wdev, *cookie, chan,
7feb4c48
SP		 293 duration, GFP_ATOMIC);
294
295 wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie);
296 }
297
298 return ret;
299}
300
301/*
302 * CFG802.11 operation handler to cancel remain on channel.
303 */
304static int
305mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
306 struct wireless_dev *wdev, u64 cookie)
307{
308 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
309 int ret;
310
311 if (cookie != priv->roc_cfg.cookie)
312 return -ENOENT;
313
314 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
42d97a59 315 &priv->roc_cfg.chan, 0);
7feb4c48
SP		 316
317 if (!ret) {
318 cfg80211_remain_on_channel_expired(wdev, cookie,
319 &priv->roc_cfg.chan,
7feb4c48
SP		 320 GFP_ATOMIC);
321
322 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
323
324 wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie);
325 }
326
327 return ret;
328}
329
5e6e3a92
BZ		 330/*
331 * CFG802.11 operation handler to set Tx power.
332 */
333static int
334mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
c8442118 335 struct wireless_dev *wdev,
5e6e3a92 336 enum nl80211_tx_power_setting type,
742c29fd 337 int mbm)
5e6e3a92 338{
67fdf39e
AP		 339 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
340 struct mwifiex_private *priv;
600f5d90 341 struct mwifiex_power_cfg power_cfg;
742c29fd 342 int dbm = MBM_TO_DBM(mbm);
5e6e3a92 343
600f5d90
AK		 344 if (type == NL80211_TX_POWER_FIXED) {
345 power_cfg.is_power_auto = 0;
346 power_cfg.power_level = dbm;
347 } else {
348 power_cfg.is_power_auto = 1;
349 }
350
67fdf39e
AP		 351 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
352
636c4598 353 return mwifiex_set_tx_power(priv, &power_cfg);
5e6e3a92
BZ		 354}
355
356/*
357 * CFG802.11 operation handler to set Power Save option.
358 *
359 * The timeout value, if provided, is currently ignored.
360 */
361static int
362mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
363 struct net_device *dev,
364 bool enabled, int timeout)
365{
f540f9f3 366 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
600f5d90 367 u32 ps_mode;
5e6e3a92
BZ		 368
369 if (timeout)
370 wiphy_dbg(wiphy,
aea0701e 371 "info: ignore timeout value for IEEE Power Save\n");
5e6e3a92 372
600f5d90 373 ps_mode = enabled;
5e6e3a92 374
636c4598 375 return mwifiex_drv_set_power(priv, &ps_mode);
5e6e3a92
BZ		 376}
377
378/*
379 * CFG802.11 operation handler to set the default network key.
380 */
381static int
382mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
383 u8 key_index, bool unicast,
384 bool multicast)
385{
f540f9f3 386 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
5e6e3a92 387
2d3d0a88 388 /* Return if WEP key not configured */
5eb02e44 389 if (!priv->sec_info.wep_enabled)
2d3d0a88
AK		 390 return 0;
391
96893538
AP		 392 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
393 priv->wep_key_curr_index = key_index;
53b11231
YL		 394 } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index,
395 NULL, 0)) {
636c4598 396 wiphy_err(wiphy, "set default Tx key index\n");
5e6e3a92 397 return -EFAULT;
636c4598 398 }
5e6e3a92
BZ		 399
400 return 0;
401}
402
403/*
404 * CFG802.11 operation handler to add a network key.
405 */
406static int
407mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
408 u8 key_index, bool pairwise, const u8 *mac_addr,
409 struct key_params *params)
410{
f540f9f3 411 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
96893538 412 struct mwifiex_wep_key *wep_key;
75edd2c6
AP		 413 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
414 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 415
96893538
AP		 416 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
417 (params->cipher == WLAN_CIPHER_SUITE_WEP40 ||
418 params->cipher == WLAN_CIPHER_SUITE_WEP104)) {
419 if (params->key && params->key_len) {
420 wep_key = &priv->wep_key[key_index];
421 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
422 memcpy(wep_key->key_material, params->key,
423 params->key_len);
424 wep_key->key_index = key_index;
425 wep_key->key_length = params->key_len;
426 priv->sec_info.wep_enabled = 1;
427 }
428 return 0;
429 }
430
53b11231 431 if (mwifiex_set_encode(priv, params, params->key, params->key_len,
75edd2c6 432 key_index, peer_mac, 0)) {
636c4598 433 wiphy_err(wiphy, "crypto keys added\n");
5e6e3a92 434 return -EFAULT;
636c4598 435 }
5e6e3a92
BZ		 436
437 return 0;
438}
439
440/*
441 * This function sends domain information to the firmware.
442 *
443 * The following information are passed to the firmware -
444 * - Country codes
445 * - Sub bands (first channel, number of channels, maximum Tx power)
446 */
447static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
448{
449 u8 no_of_triplet = 0;
450 struct ieee80211_country_ie_triplet *t;
451 u8 no_of_parsed_chan = 0;
452 u8 first_chan = 0, next_chan = 0, max_pwr = 0;
453 u8 i, flag = 0;
454 enum ieee80211_band band;
455 struct ieee80211_supported_band *sband;
456 struct ieee80211_channel *ch;
67fdf39e
AP		 457 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
458 struct mwifiex_private *priv;
5e6e3a92 459 struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
5e6e3a92
BZ		 460
461 /* Set country code */
67fdf39e
AP		 462 domain_info->country_code[0] = adapter->country_code[0];
463 domain_info->country_code[1] = adapter->country_code[1];
5e6e3a92
BZ		 464 domain_info->country_code[2] = ' ';
465
466 band = mwifiex_band_to_radio_type(adapter->config_bands);
467 if (!wiphy->bands[band]) {
468 wiphy_err(wiphy, "11D: setting domain info in FW\n");
469 return -1;
470 }
471
472 sband = wiphy->bands[band];
473
474 for (i = 0; i < sband->n_channels ; i++) {
475 ch = &sband->channels[i];
476 if (ch->flags & IEEE80211_CHAN_DISABLED)
477 continue;
478
479 if (!flag) {
480 flag = 1;
481 first_chan = (u32) ch->hw_value;
482 next_chan = first_chan;
22db2497 483 max_pwr = ch->max_power;
5e6e3a92
BZ		 484 no_of_parsed_chan = 1;
485 continue;
486 }
487
488 if (ch->hw_value == next_chan + 1 &&
22db2497 489 ch->max_power == max_pwr) {
5e6e3a92
BZ		 490 next_chan++;
491 no_of_parsed_chan++;
492 } else {
493 t = &domain_info->triplet[no_of_triplet];
494 t->chans.first_channel = first_chan;
495 t->chans.num_channels = no_of_parsed_chan;
496 t->chans.max_power = max_pwr;
497 no_of_triplet++;
498 first_chan = (u32) ch->hw_value;
499 next_chan = first_chan;
22db2497 500 max_pwr = ch->max_power;
5e6e3a92
BZ		 501 no_of_parsed_chan = 1;
502 }
503 }
504
505 if (flag) {
506 t = &domain_info->triplet[no_of_triplet];
507 t->chans.first_channel = first_chan;
508 t->chans.num_channels = no_of_parsed_chan;
509 t->chans.max_power = max_pwr;
510 no_of_triplet++;
511 }
512
513 domain_info->no_of_triplet = no_of_triplet;
636c4598 514
67fdf39e
AP		 515 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
516
636c4598 517 if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
aea0701e 518 HostCmd_ACT_GEN_SET, 0, NULL)) {
5e6e3a92 519 wiphy_err(wiphy, "11D: setting domain info in FW\n");
636c4598
YAP		 520 return -1;
521 }
5e6e3a92 522
636c4598 523 return 0;
5e6e3a92
BZ		 524}
525
526/*
527 * CFG802.11 regulatory domain callback function.
528 *
529 * This function is called when the regulatory domain is changed due to the
530 * following reasons -
531 * - Set by driver
532 * - Set by system core
533 * - Set by user
534 * - Set bt Country IE
535 */
0c0280bd
LR		 536static void mwifiex_reg_notifier(struct wiphy *wiphy,
537 struct regulatory_request *request)
5e6e3a92 538{
67fdf39e 539 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
5e6e3a92 540
67fdf39e
AP		 541 wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n",
542 request->alpha2[0], request->alpha2[1]);
5e6e3a92 543
67fdf39e 544 memcpy(adapter->country_code, request->alpha2, sizeof(request->alpha2));
5e6e3a92
BZ		 545
546 switch (request->initiator) {
547 case NL80211_REGDOM_SET_BY_DRIVER:
548 case NL80211_REGDOM_SET_BY_CORE:
549 case NL80211_REGDOM_SET_BY_USER:
550 break;
551 /* Todo: apply driver specific changes in channel flags based
552 on the request initiator if necessary. */
553 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
554 break;
555 }
556 mwifiex_send_domain_info_cmd_fw(wiphy);
5e6e3a92
BZ		 557}
558
5e6e3a92
BZ		 559/*
560 * This function sets the fragmentation threshold.
561 *
600f5d90 562 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
5e6e3a92
BZ		 563 * and MWIFIEX_FRAG_MAX_VALUE.
564 */
565static int
566mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
567{
aea0701e
YAP		 568 if (frag_thr < MWIFIEX_FRAG_MIN_VALUE ||
569 frag_thr > MWIFIEX_FRAG_MAX_VALUE)
9b930eae 570 frag_thr = MWIFIEX_FRAG_MAX_VALUE;
5e6e3a92 571
9b930eae
AP		 572 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB,
573 HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
574 &frag_thr);
5e6e3a92
BZ		 575}
576
577/*
578 * This function sets the RTS threshold.
600f5d90
AK		 579
580 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
581 * and MWIFIEX_RTS_MAX_VALUE.
5e6e3a92
BZ		 582 */
583static int
584mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
585{
5e6e3a92
BZ		 586 if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
587 rts_thr = MWIFIEX_RTS_MAX_VALUE;
588
636c4598 589 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB,
600f5d90
AK		 590 HostCmd_ACT_GEN_SET, RTS_THRESH_I,
591 &rts_thr);
5e6e3a92
BZ		 592}
593
594/*
595 * CFG802.11 operation handler to set wiphy parameters.
596 *
597 * This function can be used to set the RTS threshold and the
598 * Fragmentation threshold of the driver.
599 */
600static int
601mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
602{
67fdf39e 603 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
9b930eae
AP		 604 struct mwifiex_private *priv;
605 struct mwifiex_uap_bss_param *bss_cfg;
606 int ret, bss_started, i;
607
608 for (i = 0; i < adapter->priv_num; i++) {
609 priv = adapter->priv[i];
610
611 switch (priv->bss_role) {
612 case MWIFIEX_BSS_ROLE_UAP:
613 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param),
614 GFP_KERNEL);
615 if (!bss_cfg)
616 return -ENOMEM;
617
618 mwifiex_set_sys_config_invalid_data(bss_cfg);
619
620 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
621 bss_cfg->rts_threshold = wiphy->rts_threshold;
622 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
623 bss_cfg->frag_threshold = wiphy->frag_threshold;
624 if (changed & WIPHY_PARAM_RETRY_LONG)
625 bss_cfg->retry_limit = wiphy->retry_long;
626
627 bss_started = priv->bss_started;
628
629 ret = mwifiex_send_cmd_sync(priv,
630 HostCmd_CMD_UAP_BSS_STOP,
631 HostCmd_ACT_GEN_SET, 0,
632 NULL);
633 if (ret) {
634 wiphy_err(wiphy, "Failed to stop the BSS\n");
635 kfree(bss_cfg);
636 return ret;
637 }
638
639 ret = mwifiex_send_cmd_async(priv,
640 HostCmd_CMD_UAP_SYS_CONFIG,
641 HostCmd_ACT_GEN_SET,
e76268da 642 UAP_BSS_PARAMS_I, bss_cfg);
5e6e3a92 643
9b930eae
AP		 644 kfree(bss_cfg);
645
646 if (ret) {
647 wiphy_err(wiphy, "Failed to set bss config\n");
648 return ret;
649 }
5e6e3a92 650
9b930eae
AP		 651 if (!bss_started)
652 break;
653
654 ret = mwifiex_send_cmd_async(priv,
655 HostCmd_CMD_UAP_BSS_START,
656 HostCmd_ACT_GEN_SET, 0,
657 NULL);
658 if (ret) {
659 wiphy_err(wiphy, "Failed to start BSS\n");
660 return ret;
661 }
662
663 break;
664 case MWIFIEX_BSS_ROLE_STA:
665 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
666 ret = mwifiex_set_rts(priv,
667 wiphy->rts_threshold);
668 if (ret)
669 return ret;
670 }
671 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
672 ret = mwifiex_set_frag(priv,
673 wiphy->frag_threshold);
674 if (ret)
675 return ret;
676 }
677 break;
678 }
679 }
680
681 return 0;
5e6e3a92
BZ		 682}
683
e1a2b7a3
SP		 684static int
685mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv)
686{
687 u16 mode = P2P_MODE_DISABLE;
688
9197ab9e
SP		 689 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA)
690 mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_STA);
691
e1a2b7a3
SP		 692 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG,
693 HostCmd_ACT_GEN_SET, 0, &mode))
694 return -1;
695
696 return 0;
697}
698
699/*
700 * This function initializes the functionalities for P2P client.
701 * The P2P client initialization sequence is:
702 * disable -> device -> client
703 */
704static int
705mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv)
706{
707 u16 mode;
708
709 if (mwifiex_cfg80211_deinit_p2p(priv))
710 return -1;
711
712 mode = P2P_MODE_DEVICE;
713 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG,
714 HostCmd_ACT_GEN_SET, 0, &mode))
715 return -1;
716
717 mode = P2P_MODE_CLIENT;
718 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG,
719 HostCmd_ACT_GEN_SET, 0, &mode))
720 return -1;
721
722 return 0;
723}
724
9197ab9e
SP		 725/*
726 * This function initializes the functionalities for P2P GO.
727 * The P2P GO initialization sequence is:
728 * disable -> device -> GO
729 */
730static int
731mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv)
732{
733 u16 mode;
734
735 if (mwifiex_cfg80211_deinit_p2p(priv))
736 return -1;
737
738 mode = P2P_MODE_DEVICE;
739 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG,
740 HostCmd_ACT_GEN_SET, 0, &mode))
741 return -1;
742
743 mode = P2P_MODE_GO;
744 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG,
745 HostCmd_ACT_GEN_SET, 0, &mode))
746 return -1;
747
748 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
749 mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_UAP);
750
751 return 0;
752}
753
5e6e3a92
BZ		 754/*
755 * CFG802.11 operation handler to change interface type.
5e6e3a92
BZ		 756 */
757static int
758mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
759 struct net_device *dev,
760 enum nl80211_iftype type, u32 *flags,
761 struct vif_params *params)
762{
270e58e8 763 int ret;
5e6e3a92 764 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 765
4f02341a 766 switch (dev->ieee80211_ptr->iftype) {
5e6e3a92 767 case NL80211_IFTYPE_ADHOC:
4f02341a
AP		 768 switch (type) {
769 case NL80211_IFTYPE_STATION:
770 break;
771 case NL80211_IFTYPE_UNSPECIFIED:
772 wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name);
773 case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */
774 return 0;
775 case NL80211_IFTYPE_AP:
776 default:
777 wiphy_err(wiphy, "%s: changing to %d not supported\n",
778 dev->name, type);
779 return -EOPNOTSUPP;
780 }
5e6e3a92
BZ		 781 break;
782 case NL80211_IFTYPE_STATION:
4f02341a
AP		 783 switch (type) {
784 case NL80211_IFTYPE_ADHOC:
785 break;
e1a2b7a3
SP		 786 case NL80211_IFTYPE_P2P_CLIENT:
787 if (mwifiex_cfg80211_init_p2p_client(priv))
788 return -EFAULT;
789 dev->ieee80211_ptr->iftype = type;
790 return 0;
9197ab9e
SP		 791 case NL80211_IFTYPE_P2P_GO:
792 if (mwifiex_cfg80211_init_p2p_go(priv))
793 return -EFAULT;
794 dev->ieee80211_ptr->iftype = type;
795 return 0;
4f02341a
AP		 796 case NL80211_IFTYPE_UNSPECIFIED:
797 wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name);
798 case NL80211_IFTYPE_STATION: /* This shouldn't happen */
799 return 0;
800 case NL80211_IFTYPE_AP:
801 default:
802 wiphy_err(wiphy, "%s: changing to %d not supported\n",
803 dev->name, type);
804 return -EOPNOTSUPP;
805 }
806 break;
807 case NL80211_IFTYPE_AP:
808 switch (type) {
809 case NL80211_IFTYPE_UNSPECIFIED:
810 wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name);
811 case NL80211_IFTYPE_AP: /* This shouldn't happen */
812 return 0;
813 case NL80211_IFTYPE_ADHOC:
814 case NL80211_IFTYPE_STATION:
815 default:
816 wiphy_err(wiphy, "%s: changing to %d not supported\n",
817 dev->name, type);
818 return -EOPNOTSUPP;
819 }
5e6e3a92 820 break;
e1a2b7a3 821 case NL80211_IFTYPE_P2P_CLIENT:
9197ab9e 822 case NL80211_IFTYPE_P2P_GO:
e1a2b7a3
SP		 823 switch (type) {
824 case NL80211_IFTYPE_STATION:
825 if (mwifiex_cfg80211_deinit_p2p(priv))
826 return -EFAULT;
827 dev->ieee80211_ptr->iftype = type;
828 return 0;
829 default:
830 return -EOPNOTSUPP;
831 }
832 break;
5e6e3a92 833 default:
4f02341a
AP		 834 wiphy_err(wiphy, "%s: unknown iftype: %d\n",
835 dev->name, dev->ieee80211_ptr->iftype);
836 return -EOPNOTSUPP;
5e6e3a92 837 }
5e6e3a92 838
4f02341a
AP		 839 dev->ieee80211_ptr->iftype = type;
840 priv->bss_mode = type;
600f5d90 841 mwifiex_deauthenticate(priv, NULL);
eecd8250 842
f986b6d5 843 priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
eecd8250 844
600f5d90
AK		 845 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE,
846 HostCmd_ACT_GEN_SET, 0, NULL);
eecd8250 847
5e6e3a92
BZ		 848 return ret;
849}
850
a5f39056
YAP		 851static void
852mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo,
853 struct rate_info *rate)
854{
855 struct mwifiex_adapter *adapter = priv->adapter;
856
857 if (adapter->is_hw_11ac_capable) {
858 /* bit[1-0]: 00=LG 01=HT 10=VHT */
859 if (tx_htinfo & BIT(0)) {
860 /* HT */
861 rate->mcs = priv->tx_rate;
862 rate->flags |= RATE_INFO_FLAGS_MCS;
863 }
864 if (tx_htinfo & BIT(1)) {
865 /* VHT */
866 rate->mcs = priv->tx_rate & 0x0F;
867 rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
868 }
869
870 if (tx_htinfo & (BIT(1) | BIT(0))) {
871 /* HT or VHT */
872 switch (tx_htinfo & (BIT(3) | BIT(2))) {
873 case 0:
874 /* This will be 20MHz */
875 break;
876 case (BIT(2)):
877 rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
878 break;
879 case (BIT(3)):
880 rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
881 break;
882 case (BIT(3) | BIT(2)):
883 rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
884 break;
885 }
886
887 if (tx_htinfo & BIT(4))
888 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
889
890 if ((priv->tx_rate >> 4) == 1)
891 rate->nss = 2;
892 else
893 rate->nss = 1;
894 }
895 } else {
896 /*
897 * Bit 0 in tx_htinfo indicates that current Tx rate
898 * is 11n rate. Valid MCS index values for us are 0 to 15.
899 */
900 if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) {
901 rate->mcs = priv->tx_rate;
902 rate->flags |= RATE_INFO_FLAGS_MCS;
903 if (tx_htinfo & BIT(1))
904 rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
905 if (tx_htinfo & BIT(2))
906 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
907 }
908 }
909}
910
5e6e3a92
BZ		 911/*
912 * This function dumps the station information on a buffer.
913 *
914 * The following information are shown -
915 * - Total bytes transmitted
916 * - Total bytes received
917 * - Total packets transmitted
918 * - Total packets received
919 * - Signal quality level
920 * - Transmission rate
921 */
922static int
923mwifiex_dump_station_info(struct mwifiex_private *priv,
924 struct station_info *sinfo)
925{
006606c0 926 u32 rate;
5e6e3a92
BZ		 927
928 sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES |
7013d3e2
AK		 929 STATION_INFO_RX_PACKETS | STATION_INFO_TX_PACKETS |
930 STATION_INFO_TX_BITRATE |
931 STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
5e6e3a92
BZ		 932
933 /* Get signal information from the firmware */
958a4a86
AK		 934 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_RSSI_INFO,
935 HostCmd_ACT_GEN_GET, 0, NULL)) {
936 dev_err(priv->adapter->dev, "failed to get signal information\n");
937 return -EFAULT;
5e6e3a92
BZ		 938 }
939
940 if (mwifiex_drv_get_data_rate(priv, &rate)) {
941 dev_err(priv->adapter->dev, "getting data rate\n");
958a4a86 942 return -EFAULT;
5e6e3a92
BZ		 943 }
944
caf60a6c
AK		 945 /* Get DTIM period information from firmware */
946 mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB,
947 HostCmd_ACT_GEN_GET, DTIM_PERIOD_I,
948 &priv->dtim_period);
949
a5f39056 950 mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate);
4ec6f9c0 951
7013d3e2 952 sinfo->signal_avg = priv->bcn_rssi_avg;
5e6e3a92
BZ		 953 sinfo->rx_bytes = priv->stats.rx_bytes;
954 sinfo->tx_bytes = priv->stats.tx_bytes;
955 sinfo->rx_packets = priv->stats.rx_packets;
956 sinfo->tx_packets = priv->stats.tx_packets;
958a4a86 957 sinfo->signal = priv->bcn_rssi_avg;
4ec6f9c0 958 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
006606c0 959 sinfo->txrate.legacy = rate * 5;
5e6e3a92 960
c4f3b972
AK		 961 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
962 sinfo->filled |= STATION_INFO_BSS_PARAM;
963 sinfo->bss_param.flags = 0;
964 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
965 WLAN_CAPABILITY_SHORT_PREAMBLE)
966 sinfo->bss_param.flags |=
967 BSS_PARAM_FLAGS_SHORT_PREAMBLE;
968 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
969 WLAN_CAPABILITY_SHORT_SLOT_TIME)
970 sinfo->bss_param.flags |=
971 BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
caf60a6c 972 sinfo->bss_param.dtim_period = priv->dtim_period;
c4f3b972
AK		 973 sinfo->bss_param.beacon_interval =
974 priv->curr_bss_params.bss_descriptor.beacon_period;
975 }
976
958a4a86 977 return 0;
5e6e3a92
BZ		 978}
979
980/*
981 * CFG802.11 operation handler to get station information.
982 *
983 * This function only works in connected mode, and dumps the
984 * requested station information, if available.
985 */
986static int
987mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
988 u8 *mac, struct station_info *sinfo)
989{
990 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 991
5e6e3a92
BZ		 992 if (!priv->media_connected)
993 return -ENOENT;
994 if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
995 return -ENOENT;
996
636c4598 997 return mwifiex_dump_station_info(priv, sinfo);
5e6e3a92
BZ		 998}
999
f85aae6b
AK		 1000/*
1001 * CFG802.11 operation handler to dump station information.
1002 */
1003static int
1004mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
1005 int idx, u8 *mac, struct station_info *sinfo)
1006{
1007 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1008
1009 if (!priv->media_connected || idx)
1010 return -ENOENT;
1011
1012 memcpy(mac, priv->cfg_bssid, ETH_ALEN);
1013
1014 return mwifiex_dump_station_info(priv, sinfo);
1015}
1016
5e6e3a92 1017/* Supported rates to be advertised to the cfg80211 */
5e6e3a92
BZ		 1018static struct ieee80211_rate mwifiex_rates[] = {
1019 {.bitrate = 10, .hw_value = 2, },
1020 {.bitrate = 20, .hw_value = 4, },
1021 {.bitrate = 55, .hw_value = 11, },
1022 {.bitrate = 110, .hw_value = 22, },
5e6e3a92
BZ		 1023 {.bitrate = 60, .hw_value = 12, },
1024 {.bitrate = 90, .hw_value = 18, },
1025 {.bitrate = 120, .hw_value = 24, },
1026 {.bitrate = 180, .hw_value = 36, },
1027 {.bitrate = 240, .hw_value = 48, },
1028 {.bitrate = 360, .hw_value = 72, },
1029 {.bitrate = 480, .hw_value = 96, },
1030 {.bitrate = 540, .hw_value = 108, },
5e6e3a92
BZ		 1031};
1032
1033/* Channel definitions to be advertised to cfg80211 */
5e6e3a92
BZ		 1034static struct ieee80211_channel mwifiex_channels_2ghz[] = {
1035 {.center_freq = 2412, .hw_value = 1, },
1036 {.center_freq = 2417, .hw_value = 2, },
1037 {.center_freq = 2422, .hw_value = 3, },
1038 {.center_freq = 2427, .hw_value = 4, },
1039 {.center_freq = 2432, .hw_value = 5, },
1040 {.center_freq = 2437, .hw_value = 6, },
1041 {.center_freq = 2442, .hw_value = 7, },
1042 {.center_freq = 2447, .hw_value = 8, },
1043 {.center_freq = 2452, .hw_value = 9, },
1044 {.center_freq = 2457, .hw_value = 10, },
1045 {.center_freq = 2462, .hw_value = 11, },
1046 {.center_freq = 2467, .hw_value = 12, },
1047 {.center_freq = 2472, .hw_value = 13, },
1048 {.center_freq = 2484, .hw_value = 14, },
1049};
1050
1051static struct ieee80211_supported_band mwifiex_band_2ghz = {
1052 .channels = mwifiex_channels_2ghz,
1053 .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
1054 .bitrates = mwifiex_rates,
8763848e 1055 .n_bitrates = ARRAY_SIZE(mwifiex_rates),
5e6e3a92
BZ		 1056};
1057
1058static struct ieee80211_channel mwifiex_channels_5ghz[] = {
1059 {.center_freq = 5040, .hw_value = 8, },
1060 {.center_freq = 5060, .hw_value = 12, },
1061 {.center_freq = 5080, .hw_value = 16, },
1062 {.center_freq = 5170, .hw_value = 34, },
1063 {.center_freq = 5190, .hw_value = 38, },
1064 {.center_freq = 5210, .hw_value = 42, },
1065 {.center_freq = 5230, .hw_value = 46, },
1066 {.center_freq = 5180, .hw_value = 36, },
1067 {.center_freq = 5200, .hw_value = 40, },
1068 {.center_freq = 5220, .hw_value = 44, },
1069 {.center_freq = 5240, .hw_value = 48, },
1070 {.center_freq = 5260, .hw_value = 52, },
1071 {.center_freq = 5280, .hw_value = 56, },
1072 {.center_freq = 5300, .hw_value = 60, },
1073 {.center_freq = 5320, .hw_value = 64, },
1074 {.center_freq = 5500, .hw_value = 100, },
1075 {.center_freq = 5520, .hw_value = 104, },
1076 {.center_freq = 5540, .hw_value = 108, },
1077 {.center_freq = 5560, .hw_value = 112, },
1078 {.center_freq = 5580, .hw_value = 116, },
1079 {.center_freq = 5600, .hw_value = 120, },
1080 {.center_freq = 5620, .hw_value = 124, },
1081 {.center_freq = 5640, .hw_value = 128, },
1082 {.center_freq = 5660, .hw_value = 132, },
1083 {.center_freq = 5680, .hw_value = 136, },
1084 {.center_freq = 5700, .hw_value = 140, },
1085 {.center_freq = 5745, .hw_value = 149, },
1086 {.center_freq = 5765, .hw_value = 153, },
1087 {.center_freq = 5785, .hw_value = 157, },
1088 {.center_freq = 5805, .hw_value = 161, },
1089 {.center_freq = 5825, .hw_value = 165, },
1090};
1091
1092static struct ieee80211_supported_band mwifiex_band_5ghz = {
1093 .channels = mwifiex_channels_5ghz,
1094 .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz),
eb416ad3
AP		 1095 .bitrates = mwifiex_rates + 4,
1096 .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4,
5e6e3a92
BZ		 1097};
1098
1099
1100/* Supported crypto cipher suits to be advertised to cfg80211 */
5e6e3a92
BZ		 1101static const u32 mwifiex_cipher_suites[] = {
1102 WLAN_CIPHER_SUITE_WEP40,
1103 WLAN_CIPHER_SUITE_WEP104,
1104 WLAN_CIPHER_SUITE_TKIP,
1105 WLAN_CIPHER_SUITE_CCMP,
53b11231 1106 WLAN_CIPHER_SUITE_AES_CMAC,
5e6e3a92
BZ		 1107};
1108
83719be8
SP		 1109/* Supported mgmt frame types to be advertised to cfg80211 */
1110static const struct ieee80211_txrx_stypes
1111mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = {
1112 [NL80211_IFTYPE_STATION] = {
1113 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1114 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1115 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1116 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1117 },
1118 [NL80211_IFTYPE_AP] = {
1119 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1120 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1121 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1122 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1123 },
1124 [NL80211_IFTYPE_P2P_CLIENT] = {
1125 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1126 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1127 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1128 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1129 },
1130 [NL80211_IFTYPE_P2P_GO] = {
1131 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1132 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1133 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1134 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1135 },
1136};
1137
5d82c53a
YAP		 1138/*
1139 * CFG802.11 operation handler for setting bit rates.
1140 *
433c3990
AK		 1141 * Function configures data rates to firmware using bitrate mask
1142 * provided by cfg80211.
5d82c53a
YAP		 1143 */
1144static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
1145 struct net_device *dev,
1146 const u8 *peer,
1147 const struct cfg80211_bitrate_mask *mask)
1148{
5d82c53a 1149 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
433c3990
AK		 1150 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
1151 enum ieee80211_band band;
5d82c53a 1152
433c3990
AK		 1153 if (!priv->media_connected) {
1154 dev_err(priv->adapter->dev,
1155 "Can not set Tx data rate in disconnected state\n");
1156 return -EINVAL;
5d82c53a
YAP		 1157 }
1158
433c3990 1159 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
5d82c53a 1160
433c3990 1161 memset(bitmap_rates, 0, sizeof(bitmap_rates));
5d82c53a 1162
433c3990
AK		 1163 /* Fill HR/DSSS rates. */
1164 if (band == IEEE80211_BAND_2GHZ)
1165 bitmap_rates[0] = mask->control[band].legacy & 0x000f;
5d82c53a 1166
433c3990
AK		 1167 /* Fill OFDM rates */
1168 if (band == IEEE80211_BAND_2GHZ)
1169 bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
1170 else
1171 bitmap_rates[1] = mask->control[band].legacy;
1172
1173 /* Fill MCS rates */
1174 bitmap_rates[2] = mask->control[band].mcs[0];
1175 if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1176 bitmap_rates[2] |= mask->control[band].mcs[1] << 8;
1177
1178 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG,
1179 HostCmd_ACT_GEN_SET, 0, bitmap_rates);
5d82c53a
YAP		 1180}
1181
fa444bf8
AK		 1182/*
1183 * CFG802.11 operation handler for connection quality monitoring.
1184 *
1185 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1186 * events to FW.
1187 */
1188static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
1189 struct net_device *dev,
1190 s32 rssi_thold, u32 rssi_hyst)
1191{
1192 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1193 struct mwifiex_ds_misc_subsc_evt subsc_evt;
1194
1195 priv->cqm_rssi_thold = rssi_thold;
1196 priv->cqm_rssi_hyst = rssi_hyst;
1197
1198 memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
1199 subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
1200
1201 /* Subscribe/unsubscribe low and high rssi events */
1202 if (rssi_thold && rssi_hyst) {
1203 subsc_evt.action = HostCmd_ACT_BITWISE_SET;
1204 subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold);
1205 subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold);
1206 subsc_evt.bcn_l_rssi_cfg.evt_freq = 1;
1207 subsc_evt.bcn_h_rssi_cfg.evt_freq = 1;
1208 return mwifiex_send_cmd_sync(priv,
1209 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1210 0, 0, &subsc_evt);
1211 } else {
1212 subsc_evt.action = HostCmd_ACT_BITWISE_CLR;
1213 return mwifiex_send_cmd_sync(priv,
1214 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1215 0, 0, &subsc_evt);
1216 }
1217
1218 return 0;
1219}
1220
5370c836
AP		 1221/* cfg80211 operation handler for change_beacon.
1222 * Function retrieves and sets modified management IEs to FW.
1223 */
1224static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy,
1225 struct net_device *dev,
1226 struct cfg80211_beacon_data *data)
1227{
1228 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1229
9197ab9e 1230 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) {
5370c836
AP		 1231 wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__);
1232 return -EINVAL;
1233 }
1234
1235 if (!priv->bss_started) {
1236 wiphy_err(wiphy, "%s: bss not started\n", __func__);
1237 return -EINVAL;
1238 }
1239
1240 if (mwifiex_set_mgmt_ies(priv, data)) {
1241 wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__);
1242 return -EFAULT;
1243 }
1244
1245 return 0;
1246}
1247
0f9e9b8b
AP		 1248/* cfg80211 operation handler for del_station.
1249 * Function deauthenticates station which value is provided in mac parameter.
1250 * If mac is NULL/broadcast, all stations in associated station list are
1251 * deauthenticated. If bss is not started or there are no stations in
1252 * associated stations list, no action is taken.
1253 */
1254static int
1255mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1256 u8 *mac)
1257{
1258 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1259 struct mwifiex_sta_node *sta_node;
1260 unsigned long flags;
1261
1262 if (list_empty(&priv->sta_list) || !priv->bss_started)
1263 return 0;
1264
1265 if (!mac || is_broadcast_ether_addr(mac)) {
1266 wiphy_dbg(wiphy, "%s: NULL/broadcast mac address\n", __func__);
1267 list_for_each_entry(sta_node, &priv->sta_list, list) {
1268 if (mwifiex_send_cmd_sync(priv,
1269 HostCmd_CMD_UAP_STA_DEAUTH,
1270 HostCmd_ACT_GEN_SET, 0,
1271 sta_node->mac_addr))
1272 return -1;
1273 mwifiex_uap_del_sta_data(priv, sta_node);
1274 }
1275 } else {
1276 wiphy_dbg(wiphy, "%s: mac address %pM\n", __func__, mac);
1277 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
1278 sta_node = mwifiex_get_sta_entry(priv, mac);
1279 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
1280 if (sta_node) {
1281 if (mwifiex_send_cmd_sync(priv,
1282 HostCmd_CMD_UAP_STA_DEAUTH,
1283 HostCmd_ACT_GEN_SET, 0,
1284 sta_node->mac_addr))
1285 return -1;
1286 mwifiex_uap_del_sta_data(priv, sta_node);
1287 }
1288 }
1289
1290 return 0;
1291}
1292
8a279d5b
AK		 1293static int
1294mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
1295{
1296 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1297 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1298 MWIFIEX_BSS_ROLE_ANY);
1299 struct mwifiex_ds_ant_cfg ant_cfg;
1300
1301 if (!tx_ant || !rx_ant)
1302 return -EOPNOTSUPP;
1303
1304 if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) {
1305 /* Not a MIMO chip. User should provide specific antenna number
1306 * for Tx/Rx path or enable all antennas for diversity
1307 */
1308 if (tx_ant != rx_ant)
1309 return -EOPNOTSUPP;
1310
1311 if ((tx_ant & (tx_ant - 1)) &&
1312 (tx_ant != BIT(adapter->number_of_antenna) - 1))
1313 return -EOPNOTSUPP;
1314
1315 if ((tx_ant == BIT(adapter->number_of_antenna) - 1) &&
1316 (priv->adapter->number_of_antenna > 1)) {
1317 tx_ant = RF_ANTENNA_AUTO;
1318 rx_ant = RF_ANTENNA_AUTO;
1319 }
1320 }
1321
1322 ant_cfg.tx_ant = tx_ant;
1323 ant_cfg.rx_ant = rx_ant;
1324
1325 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_RF_ANTENNA,
1326 HostCmd_ACT_GEN_SET, 0, &ant_cfg);
1327}
1328
12190c5d
AP		 1329/* cfg80211 operation handler for stop ap.
1330 * Function stops BSS running at uAP interface.
1331 */
1332static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1333{
1334 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1335
40bbc21a
AP		 1336 if (mwifiex_del_mgmt_ies(priv))
1337 wiphy_err(wiphy, "Failed to delete mgmt IEs!\n");
1338
c8258913
AP		 1339 priv->ap_11n_enabled = 0;
1340
12190c5d
AP		 1341 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP,
1342 HostCmd_ACT_GEN_SET, 0, NULL)) {
1343 wiphy_err(wiphy, "Failed to stop the BSS\n");
1344 return -1;
1345 }
1346
1347 return 0;
1348}
1349
1350/* cfg80211 operation handler for start_ap.
1351 * Function sets beacon period, DTIM period, SSID and security into
1352 * AP config structure.
1353 * AP is configured with these settings and BSS is started.
1354 */
1355static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
1356 struct net_device *dev,
1357 struct cfg80211_ap_settings *params)
1358{
1359 struct mwifiex_uap_bss_param *bss_cfg;
1360 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
05910f4a 1361 u8 config_bands = 0;
12190c5d 1362
9197ab9e 1363 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
f752dcd5 1364 return -1;
adb6ed0c 1365 if (mwifiex_set_mgmt_ies(priv, &params->beacon))
f31acabe 1366 return -1;
f752dcd5 1367
12190c5d
AP		 1368 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
1369 if (!bss_cfg)
1370 return -ENOMEM;
1371
1372 mwifiex_set_sys_config_invalid_data(bss_cfg);
1373
1374 if (params->beacon_interval)
1375 bss_cfg->beacon_period = params->beacon_interval;
1376 if (params->dtim_period)
1377 bss_cfg->dtim_period = params->dtim_period;
1378
1379 if (params->ssid && params->ssid_len) {
1380 memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
1381 bss_cfg->ssid.ssid_len = params->ssid_len;
1382 }
1383
7a1c9934
AP		 1384 switch (params->hidden_ssid) {
1385 case NL80211_HIDDEN_SSID_NOT_IN_USE:
1386 bss_cfg->bcast_ssid_ctl = 1;
1387 break;
1388 case NL80211_HIDDEN_SSID_ZERO_LEN:
1389 bss_cfg->bcast_ssid_ctl = 0;
1390 break;
1391 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
1392 /* firmware doesn't support this type of hidden SSID */
1393 default:
b3190466 1394 kfree(bss_cfg);
7a1c9934
AP		 1395 return -EINVAL;
1396 }
1397
683b6d3b
JB		 1398 bss_cfg->channel = ieee80211_frequency_to_channel(
1399 params->chandef.chan->center_freq);
0abd79e5 1400
05910f4a 1401 /* Set appropriate bands */
683b6d3b 1402 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
a3c2c4f6 1403 bss_cfg->band_cfg = BAND_CONFIG_BG;
a5f39056 1404 config_bands = BAND_B | BAND_G;
a3c2c4f6 1405
a5f39056
YAP		 1406 if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
1407 config_bands |= BAND_GN;
1408
1409 if (params->chandef.width > NL80211_CHAN_WIDTH_40)
1410 config_bands |= BAND_GAC;
05910f4a 1411 } else {
a3c2c4f6 1412 bss_cfg->band_cfg = BAND_CONFIG_A;
a5f39056 1413 config_bands = BAND_A;
a3c2c4f6 1414
a5f39056
YAP		 1415 if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
1416 config_bands |= BAND_AN;
1417
1418 if (params->chandef.width > NL80211_CHAN_WIDTH_40)
1419 config_bands |= BAND_AAC;
0abd79e5
AP		 1420 }
1421
05910f4a
AK		 1422 if (!((config_bands | priv->adapter->fw_bands) &
1423 ~priv->adapter->fw_bands))
1424 priv->adapter->config_bands = config_bands;
1425
a3c2c4f6 1426 mwifiex_set_uap_rates(bss_cfg, params);
05910f4a
AK		 1427 mwifiex_send_domain_info_cmd_fw(wiphy);
1428
f752dcd5
AP		 1429 if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
1430 kfree(bss_cfg);
1431 wiphy_err(wiphy, "Failed to parse secuirty parameters!\n");
1432 return -1;
1433 }
1434
22281256 1435 mwifiex_set_ht_params(priv, bss_cfg, params);
83c78da9
YAP		 1436
1437 if (priv->adapter->is_hw_11ac_capable) {
1438 mwifiex_set_vht_params(priv, bss_cfg, params);
1439 mwifiex_set_vht_width(priv, params->chandef.width,
1440 priv->ap_11ac_enabled);
1441 }
1442
2b6254da
AP		 1443 if (priv->ap_11ac_enabled)
1444 mwifiex_set_11ac_ba_params(priv);
1445 else
1446 mwifiex_set_ba_params(priv);
1447
54428c57 1448 mwifiex_set_wmm_params(priv, bss_cfg, params);
22281256 1449
8b4509f6
KG		 1450 if (params->inactivity_timeout > 0) {
1451 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
1452 bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout;
1453 bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout;
1454 }
1455
12190c5d
AP		 1456 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP,
1457 HostCmd_ACT_GEN_SET, 0, NULL)) {
1458 wiphy_err(wiphy, "Failed to stop the BSS\n");
1459 kfree(bss_cfg);
1460 return -1;
1461 }
1462
1463 if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_SYS_CONFIG,
e76268da
AP		 1464 HostCmd_ACT_GEN_SET,
1465 UAP_BSS_PARAMS_I, bss_cfg)) {
12190c5d
AP		 1466 wiphy_err(wiphy, "Failed to set the SSID\n");
1467 kfree(bss_cfg);
1468 return -1;
1469 }
1470
1471 kfree(bss_cfg);
1472
1473 if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_BSS_START,
1474 HostCmd_ACT_GEN_SET, 0, NULL)) {
1475 wiphy_err(wiphy, "Failed to start the BSS\n");
1476 return -1;
1477 }
1478
96893538
AP		 1479 if (priv->sec_info.wep_enabled)
1480 priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE;
1481 else
1482 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE;
1483
1484 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL,
1485 HostCmd_ACT_GEN_SET, 0,
1486 &priv->curr_pkt_filter))
1487 return -1;
1488
12190c5d
AP		 1489 return 0;
1490}
1491
5e6e3a92
BZ		 1492/*
1493 * CFG802.11 operation handler for disconnection request.
1494 *
1495 * This function does not work when there is already a disconnection
1496 * procedure going on.
1497 */
1498static int
1499mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
1500 u16 reason_code)
1501{
1502 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1503
600f5d90 1504 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 1505 return -EFAULT;
1506
1507 wiphy_dbg(wiphy, "info: successfully disconnected from %pM:"
1508 " reason code %d\n", priv->cfg_bssid, reason_code);
1509
38c9d664 1510 memset(priv->cfg_bssid, 0, ETH_ALEN);
5e6e3a92
BZ		 1511
1512 return 0;
1513}
1514
1515/*
1516 * This function informs the CFG802.11 subsystem of a new IBSS.
1517 *
1518 * The following information are sent to the CFG802.11 subsystem
1519 * to register the new IBSS. If we do not register the new IBSS,
1520 * a kernel panic will result.
1521 * - SSID
1522 * - SSID length
1523 * - BSSID
1524 * - Channel
1525 */
1526static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
1527{
5e6e3a92
BZ		 1528 struct ieee80211_channel *chan;
1529 struct mwifiex_bss_info bss_info;
aa95a48d 1530 struct cfg80211_bss *bss;
270e58e8 1531 int ie_len;
5e6e3a92 1532 u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
4ed5d521 1533 enum ieee80211_band band;
5e6e3a92 1534
636c4598
YAP		 1535 if (mwifiex_get_bss_info(priv, &bss_info))
1536 return -1;
5e6e3a92
BZ		 1537
1538 ie_buf[0] = WLAN_EID_SSID;
1539 ie_buf[1] = bss_info.ssid.ssid_len;
1540
1541 memcpy(&ie_buf[sizeof(struct ieee_types_header)],
aea0701e 1542 &bss_info.ssid.ssid, bss_info.ssid.ssid_len);
5e6e3a92
BZ		 1543 ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
1544
4ed5d521 1545 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
5e6e3a92
BZ		 1546 chan = __ieee80211_get_channel(priv->wdev->wiphy,
1547 ieee80211_channel_to_frequency(bss_info.bss_chan,
4ed5d521 1548 band));
5e6e3a92 1549
aa95a48d 1550 bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
aea0701e
YAP		 1551 bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
1552 0, ie_buf, ie_len, 0, GFP_KERNEL);
5b112d3d 1553 cfg80211_put_bss(priv->wdev->wiphy, bss);
5e6e3a92
BZ		 1554 memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
1555
636c4598 1556 return 0;
5e6e3a92
BZ		 1557}
1558
5e6e3a92
BZ		 1559/*
1560 * This function connects with a BSS.
1561 *
1562 * This function handles both Infra and Ad-Hoc modes. It also performs
1563 * validity checking on the provided parameters, disconnects from the
1564 * current BSS (if any), sets up the association/scan parameters,
1565 * including security settings, and performs specific SSID scan before
1566 * trying to connect.
1567 *
1568 * For Infra mode, the function returns failure if the specified SSID
1569 * is not found in scan table. However, for Ad-Hoc mode, it can create
1570 * the IBSS if it does not exist. On successful completion in either case,
7c6fa2a8 1571 * the function notifies the CFG802.11 subsystem of the new BSS connection.
5e6e3a92
BZ		 1572 */
1573static int
1574mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
1575 u8 *bssid, int mode, struct ieee80211_channel *channel,
1576 struct cfg80211_connect_params *sme, bool privacy)
1577{
b9be5f39 1578 struct cfg80211_ssid req_ssid;
270e58e8 1579 int ret, auth_type = 0;
7c6fa2a8 1580 struct cfg80211_bss *bss = NULL;
d7b9c520 1581 u8 is_scanning_required = 0;
5e6e3a92 1582
b9be5f39 1583 memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
5e6e3a92
BZ		 1584
1585 req_ssid.ssid_len = ssid_len;
1586 if (ssid_len > IEEE80211_MAX_SSID_LEN) {
1587 dev_err(priv->adapter->dev, "invalid SSID - aborting\n");
1588 return -EINVAL;
1589 }
1590
1591 memcpy(req_ssid.ssid, ssid, ssid_len);
1592 if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
1593 dev_err(priv->adapter->dev, "invalid SSID - aborting\n");
1594 return -EINVAL;
1595 }
1596
1597 /* disconnect before try to associate */
600f5d90 1598 mwifiex_deauthenticate(priv, NULL);
5e6e3a92 1599
6670f15b
AK		 1600 /* As this is new association, clear locally stored
1601 * keys and security related flags */
1602 priv->sec_info.wpa_enabled = false;
1603 priv->sec_info.wpa2_enabled = false;
1604 priv->wep_key_curr_index = 0;
00f157b4 1605 priv->sec_info.encryption_mode = 0;
a0f6d6ca 1606 priv->sec_info.is_authtype_auto = 0;
53b11231 1607 ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
5e6e3a92 1608
eecd8250 1609 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1610 /* "privacy" is set only for ad-hoc mode */
1611 if (privacy) {
1612 /*
2be50b8d 1613 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
5e6e3a92
BZ		 1614 * the firmware can find a matching network from the
1615 * scan. The cfg80211 does not give us the encryption
1616 * mode at this stage so just setting it to WEP here.
1617 */
203afeca 1618 priv->sec_info.encryption_mode =
2be50b8d 1619 WLAN_CIPHER_SUITE_WEP104;
203afeca 1620 priv->sec_info.authentication_mode =
f986b6d5 1621 NL80211_AUTHTYPE_OPEN_SYSTEM;
5e6e3a92
BZ		 1622 }
1623
1624 goto done;
1625 }
1626
1627 /* Now handle infra mode. "sme" is valid for infra mode only */
a0f6d6ca 1628 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) {
f986b6d5 1629 auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
a0f6d6ca
AK		 1630 priv->sec_info.is_authtype_auto = 1;
1631 } else {
1632 auth_type = sme->auth_type;
1633 }
5e6e3a92
BZ		 1634
1635 if (sme->crypto.n_ciphers_pairwise) {
2be50b8d
YAP		 1636 priv->sec_info.encryption_mode =
1637 sme->crypto.ciphers_pairwise[0];
203afeca 1638 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 1639 }
1640
1641 if (sme->crypto.cipher_group) {
2be50b8d 1642 priv->sec_info.encryption_mode = sme->crypto.cipher_group;
203afeca 1643 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 1644 }
1645 if (sme->ie)
1646 ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
1647
1648 if (sme->key) {
e6faada5 1649 if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) {
5e6e3a92
BZ		 1650 dev_dbg(priv->adapter->dev,
1651 "info: setting wep encryption"
1652 " with key len %d\n", sme->key_len);
6670f15b 1653 priv->wep_key_curr_index = sme->key_idx;
53b11231
YL		 1654 ret = mwifiex_set_encode(priv, NULL, sme->key,
1655 sme->key_len, sme->key_idx,
1656 NULL, 0);
5e6e3a92
BZ		 1657 }
1658 }
1659done:
7c6fa2a8
AK		 1660 /*
1661 * Scan entries are valid for some time (15 sec). So we can save one
1662 * active scan time if we just try cfg80211_get_bss first. If it fails
1663 * then request scan and cfg80211_get_bss() again for final output.
1664 */
1665 while (1) {
1666 if (is_scanning_required) {
1667 /* Do specific SSID scanning */
1668 if (mwifiex_request_scan(priv, &req_ssid)) {
1669 dev_err(priv->adapter->dev, "scan error\n");
1670 return -EFAULT;
1671 }
1672 }
5e6e3a92 1673
7c6fa2a8
AK		 1674 /* Find the BSS we want using available scan results */
1675 if (mode == NL80211_IFTYPE_ADHOC)
1676 bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
1677 bssid, ssid, ssid_len,
1678 WLAN_CAPABILITY_IBSS,
1679 WLAN_CAPABILITY_IBSS);
1680 else
1681 bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
1682 bssid, ssid, ssid_len,
1683 WLAN_CAPABILITY_ESS,
1684 WLAN_CAPABILITY_ESS);
1685
1686 if (!bss) {
1687 if (is_scanning_required) {
aea0701e
YAP		 1688 dev_warn(priv->adapter->dev,
1689 "assoc: requested bss not found in scan results\n");
7c6fa2a8
AK		 1690 break;
1691 }
1692 is_scanning_required = 1;
1693 } else {
aea0701e
YAP		 1694 dev_dbg(priv->adapter->dev,
1695 "info: trying to associate to '%s' bssid %pM\n",
1696 (char *) req_ssid.ssid, bss->bssid);
7c6fa2a8
AK		 1697 memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN);
1698 break;
1699 }
5e6e3a92
BZ		 1700 }
1701
06975884
AK		 1702 ret = mwifiex_bss_start(priv, bss, &req_ssid);
1703 if (ret)
1704 return ret;
5e6e3a92 1705
eecd8250 1706 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1707 /* Inform the BSS information to kernel, otherwise
1708 * kernel will give a panic after successful assoc */
1709 if (mwifiex_cfg80211_inform_ibss_bss(priv))
1710 return -EFAULT;
1711 }
1712
1713 return ret;
1714}
1715
1716/*
1717 * CFG802.11 operation handler for association request.
1718 *
1719 * This function does not work when the current mode is set to Ad-Hoc, or
1720 * when there is already an association procedure going on. The given BSS
1721 * information is used to associate.
1722 */
1723static int
1724mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
1725 struct cfg80211_connect_params *sme)
1726{
1727 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
8bc77a4d 1728 int ret;
5e6e3a92 1729
953b3539 1730 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) {
8bc77a4d 1731 wiphy_err(wiphy,
953b3539 1732 "%s: reject infra assoc request in non-STA role\n",
8bc77a4d
BZ		 1733 dev->name);
1734 return -EINVAL;
e568634a
AP		 1735 }
1736
5e6e3a92 1737 wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n",
aea0701e 1738 (char *) sme->ssid, sme->bssid);
5e6e3a92
BZ		 1739
1740 ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid,
eecd8250 1741 priv->bss_mode, sme->channel, sme, 0);
38c9d664
AK		 1742 if (!ret) {
1743 cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0,
1744 NULL, 0, WLAN_STATUS_SUCCESS,
1745 GFP_KERNEL);
1746 dev_dbg(priv->adapter->dev,
1747 "info: associated to bssid %pM successfully\n",
1748 priv->cfg_bssid);
1749 } else {
1750 dev_dbg(priv->adapter->dev,
1751 "info: association to bssid %pM failed\n",
1752 priv->cfg_bssid);
1753 memset(priv->cfg_bssid, 0, ETH_ALEN);
06975884
AK		 1754
1755 if (ret > 0)
1756 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
1757 NULL, 0, NULL, 0, ret,
1758 GFP_KERNEL);
1759 else
1760 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
1761 NULL, 0, NULL, 0,
1762 WLAN_STATUS_UNSPECIFIED_FAILURE,
1763 GFP_KERNEL);
38c9d664
AK		 1764 }
1765
06975884 1766 return 0;
5e6e3a92
BZ		 1767}
1768
05910f4a
AK		 1769/*
1770 * This function sets following parameters for ibss network.
1771 * - channel
1772 * - start band
1773 * - 11n flag
1774 * - secondary channel offset
1775 */
1776static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
1777 struct cfg80211_ibss_params *params)
1778{
1779 struct wiphy *wiphy = priv->wdev->wiphy;
1780 struct mwifiex_adapter *adapter = priv->adapter;
1781 int index = 0, i;
1782 u8 config_bands = 0;
1783
683b6d3b 1784 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
05910f4a
AK		 1785 if (!params->basic_rates) {
1786 config_bands = BAND_B | BAND_G;
1787 } else {
1788 for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
1789 /*
1790 * Rates below 6 Mbps in the table are CCK
1791 * rates; 802.11b and from 6 they are OFDM;
1792 * 802.11G
1793 */
1794 if (mwifiex_rates[i].bitrate == 60) {
1795 index = 1 << i;
1796 break;
1797 }
1798 }
1799
1800 if (params->basic_rates < index) {
1801 config_bands = BAND_B;
1802 } else {
1803 config_bands = BAND_G;
1804 if (params->basic_rates % index)
1805 config_bands |= BAND_B;
1806 }
1807 }
1808
683b6d3b
JB		 1809 if (cfg80211_get_chandef_type(&params->chandef) !=
1810 NL80211_CHAN_NO_HT)
3b86acb8 1811 config_bands |= BAND_G | BAND_GN;
05910f4a 1812 } else {
c3ff0b2d 1813 if (cfg80211_get_chandef_type(&params->chandef) ==
683b6d3b 1814 NL80211_CHAN_NO_HT)
05910f4a
AK		 1815 config_bands = BAND_A;
1816 else
1817 config_bands = BAND_AN | BAND_A;
1818 }
1819
1820 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
1821 adapter->config_bands = config_bands;
1822 adapter->adhoc_start_band = config_bands;
1823
1824 if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
1825 adapter->adhoc_11n_enabled = true;
1826 else
1827 adapter->adhoc_11n_enabled = false;
1828 }
1829
1830 adapter->sec_chan_offset =
683b6d3b
JB		 1831 mwifiex_chan_type_to_sec_chan_offset(
1832 cfg80211_get_chandef_type(&params->chandef));
1833 priv->adhoc_channel = ieee80211_frequency_to_channel(
1834 params->chandef.chan->center_freq);
05910f4a
AK		 1835
1836 wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n",
1837 config_bands, priv->adhoc_channel, adapter->sec_chan_offset);
1838
1839 return 0;
1840}
1841
5e6e3a92
BZ		 1842/*
1843 * CFG802.11 operation handler to join an IBSS.
1844 *
1845 * This function does not work in any mode other than Ad-Hoc, or if
1846 * a join operation is already in progress.
1847 */
1848static int
1849mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
1850 struct cfg80211_ibss_params *params)
1851{
f540f9f3 1852 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 1853 int ret = 0;
5e6e3a92 1854
eecd8250 1855 if (priv->bss_mode != NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1856 wiphy_err(wiphy, "request to join ibss received "
1857 "when station is not in ibss mode\n");
1858 goto done;
1859 }
1860
5e6e3a92 1861 wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n",
aea0701e 1862 (char *) params->ssid, params->bssid);
5e6e3a92 1863
05910f4a
AK		 1864 mwifiex_set_ibss_params(priv, params);
1865
5e6e3a92 1866 ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
aea0701e 1867 params->bssid, priv->bss_mode,
683b6d3b
JB		 1868 params->chandef.chan, NULL,
1869 params->privacy);
5e6e3a92 1870done:
38c9d664
AK		 1871 if (!ret) {
1872 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, GFP_KERNEL);
1873 dev_dbg(priv->adapter->dev,
1874 "info: joined/created adhoc network with bssid"
1875 " %pM successfully\n", priv->cfg_bssid);
1876 } else {
1877 dev_dbg(priv->adapter->dev,
1878 "info: failed creating/joining adhoc network\n");
1879 }
1880
5e6e3a92
BZ		 1881 return ret;
1882}
1883
1884/*
1885 * CFG802.11 operation handler to leave an IBSS.
1886 *
1887 * This function does not work if a leave operation is
1888 * already in progress.
1889 */
1890static int
1891mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
1892{
f540f9f3 1893 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 1894
5e6e3a92 1895 wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n",
aea0701e 1896 priv->cfg_bssid);
600f5d90 1897 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 1898 return -EFAULT;
1899
38c9d664 1900 memset(priv->cfg_bssid, 0, ETH_ALEN);
5e6e3a92
BZ		 1901
1902 return 0;
1903}
1904
1905/*
1906 * CFG802.11 operation handler for scan request.
1907 *
1908 * This function issues a scan request to the firmware based upon
1909 * the user specified scan configuration. On successfull completion,
1910 * it also informs the results.
1911 */
1912static int
fd014284 1913mwifiex_cfg80211_scan(struct wiphy *wiphy,
5e6e3a92
BZ		 1914 struct cfg80211_scan_request *request)
1915{
fd014284 1916 struct net_device *dev = request->wdev->netdev;
5e6e3a92 1917 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
c2476335 1918 int i, offset, ret;
38c9d664 1919 struct ieee80211_channel *chan;
ea021f56 1920 struct ieee_types_header *ie;
75ab753d 1921 struct mwifiex_user_scan_cfg *user_scan_cfg;
5e6e3a92
BZ		 1922
1923 wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name);
1924
e45a8419
AK		 1925 if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) &&
1926 atomic_read(&priv->wmm.tx_pkts_queued) >=
de09364e
AK		 1927 MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) {
1928 dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n");
1929 return -EBUSY;
1930 }
1931
75ab753d
AK		 1932 /* Block scan request if scan operation or scan cleanup when interface
1933 * is disabled is in process
1934 */
1935 if (priv->scan_request || priv->scan_aborting) {
f162cac8
AK		 1936 dev_err(priv->adapter->dev, "cmd: Scan already in process..\n");
1937 return -EBUSY;
1938 }
1939
75ab753d
AK		 1940 user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL);
1941 if (!user_scan_cfg)
38c9d664 1942 return -ENOMEM;
be0b281e 1943
6fcf2b10
BZ		 1944 priv->scan_request = request;
1945
75ab753d
AK		 1946 user_scan_cfg->num_ssids = request->n_ssids;
1947 user_scan_cfg->ssid_list = request->ssids;
be0b281e 1948
13d7ba78 1949 if (request->ie && request->ie_len) {
ea021f56 1950 offset = 0;
13d7ba78
AP		 1951 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
1952 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
1953 continue;
1954 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN;
ea021f56
SP		 1955 ie = (struct ieee_types_header *)(request->ie + offset);
1956 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
1957 offset += sizeof(*ie) + ie->len;
1958
1959 if (offset >= request->ie_len)
1960 break;
13d7ba78
AP		 1961 }
1962 }
1963
901ceba4
SP		 1964 for (i = 0; i < min_t(u32, request->n_channels,
1965 MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
38c9d664 1966 chan = request->channels[i];
75ab753d
AK		 1967 user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
1968 user_scan_cfg->chan_list[i].radio_type = chan->band;
38c9d664
AK		 1969
1970 if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN)
75ab753d 1971 user_scan_cfg->chan_list[i].scan_type =
aea0701e 1972 MWIFIEX_SCAN_TYPE_PASSIVE;
38c9d664 1973 else
75ab753d 1974 user_scan_cfg->chan_list[i].scan_type =
aea0701e 1975 MWIFIEX_SCAN_TYPE_ACTIVE;
38c9d664 1976
75ab753d 1977 user_scan_cfg->chan_list[i].scan_time = 0;
38c9d664 1978 }
c2476335 1979
75ab753d
AK		 1980 ret = mwifiex_scan_networks(priv, user_scan_cfg);
1981 kfree(user_scan_cfg);
c2476335
BZ		 1982 if (ret) {
1983 dev_err(priv->adapter->dev, "scan failed: %d\n", ret);
75ab753d 1984 priv->scan_aborting = false;
6fcf2b10 1985 priv->scan_request = NULL;
c2476335
BZ		 1986 return ret;
1987 }
38c9d664 1988
13d7ba78
AP		 1989 if (request->ie && request->ie_len) {
1990 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
1991 if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) {
1992 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR;
1993 memset(&priv->vs_ie[i].ie, 0,
1994 MWIFIEX_MAX_VSIE_LEN);
1995 }
1996 }
1997 }
5e6e3a92
BZ		 1998 return 0;
1999}
2000
a5f39056
YAP		 2001static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
2002 struct mwifiex_private *priv)
2003{
2004 struct mwifiex_adapter *adapter = priv->adapter;
a5f39056
YAP		 2005
2006 vht_info->vht_supported = true;
2007
43283feb 2008 vht_info->cap = adapter->hw_dot_11ac_dev_cap;
a5f39056
YAP		 2009 /* Update MCS support for VHT */
2010 vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
2011 adapter->hw_dot_11ac_mcs_support & 0xFFFF);
2012 vht_info->vht_mcs.rx_highest = 0;
2013 vht_info->vht_mcs.tx_mcs_map = cpu_to_le16(
2014 adapter->hw_dot_11ac_mcs_support >> 16);
2015 vht_info->vht_mcs.tx_highest = 0;
2016}
2017
5e6e3a92
BZ		 2018/*
2019 * This function sets up the CFG802.11 specific HT capability fields
2020 * with default values.
2021 *
2022 * The following default values are set -
2023 * - HT Supported = True
a46b7b5c
AK		 2024 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2025 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2026 * - HT Capabilities supported by firmware
5e6e3a92
BZ		 2027 * - MCS information, Rx mask = 0xff
2028 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2029 */
2030static void
2031mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
2032 struct mwifiex_private *priv)
2033{
2034 int rx_mcs_supp;
2035 struct ieee80211_mcs_info mcs_set;
2036 u8 *mcs = (u8 *)&mcs_set;
2037 struct mwifiex_adapter *adapter = priv->adapter;
2038
2039 ht_info->ht_supported = true;
a46b7b5c
AK		 2040 ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2041 ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
5e6e3a92
BZ		 2042
2043 memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
5e6e3a92 2044
a46b7b5c
AK		 2045 /* Fill HT capability information */
2046 if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2047 ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2048 else
2049 ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2050
2051 if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap))
2052 ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
2053 else
2054 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20;
2055
2056 if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap))
2057 ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
2058 else
2059 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40;
2060
2061 if (ISSUPP_RXSTBC(adapter->hw_dot_11n_dev_cap))
2062 ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
2063 else
2064 ht_info->cap &= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
2065
2066 if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap))
2067 ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
2068 else
2069 ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
2070
dd0d83c2
AP		 2071 if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
2072 ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
2073 else
2074 ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
2075
2076 if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
2077 ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2078 else
2079 ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2080
2081 if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
2082 ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
2083 else
2084 ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
2085
a46b7b5c
AK		 2086 ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
2087 ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
2088
2089 rx_mcs_supp = GET_RXMCSSUPP(adapter->hw_dev_mcs_support);
5e6e3a92
BZ		 2090 /* Set MCS for 1x1 */
2091 memset(mcs, 0xff, rx_mcs_supp);
2092 /* Clear all the other values */
2093 memset(&mcs[rx_mcs_supp], 0,
aea0701e 2094 sizeof(struct ieee80211_mcs_info) - rx_mcs_supp);
eecd8250 2095 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
aea0701e 2096 ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
5e6e3a92
BZ		 2097 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2098 SETHT_MCS32(mcs_set.rx_mask);
2099
2100 memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info));
2101
2102 ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2103}
2104
93a1df48
YAP		 2105/*
2106 * create a new virtual interface with the given name
2107 */
84efbb84 2108struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
552bff0c 2109 const char *name,
84efbb84
JB		 2110 enum nl80211_iftype type,
2111 u32 *flags,
2112 struct vif_params *params)
93a1df48 2113{
67fdf39e
AP		 2114 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2115 struct mwifiex_private *priv;
93a1df48
YAP		 2116 struct net_device *dev;
2117 void *mdev_priv;
d6bffe8b 2118 struct wireless_dev *wdev;
93a1df48 2119
93a1df48 2120 if (!adapter)
858faa57 2121 return ERR_PTR(-EFAULT);
93a1df48
YAP		 2122
2123 switch (type) {
2124 case NL80211_IFTYPE_UNSPECIFIED:
2125 case NL80211_IFTYPE_STATION:
2126 case NL80211_IFTYPE_ADHOC:
d6bffe8b 2127 priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
93a1df48 2128 if (priv->bss_mode) {
d6bffe8b
AP		 2129 wiphy_err(wiphy,
2130 "cannot create multiple sta/adhoc ifaces\n");
858faa57 2131 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2132 }
2133
d6bffe8b
AP		 2134 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2135 if (!wdev)
858faa57 2136 return ERR_PTR(-ENOMEM);
d6bffe8b
AP		 2137
2138 wdev->wiphy = wiphy;
2139 priv->wdev = wdev;
2140 wdev->iftype = NL80211_IFTYPE_STATION;
2141
93a1df48
YAP		 2142 if (type == NL80211_IFTYPE_UNSPECIFIED)
2143 priv->bss_mode = NL80211_IFTYPE_STATION;
2144 else
2145 priv->bss_mode = type;
2146
2147 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
2148 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2149 priv->bss_priority = 0;
93a1df48 2150 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
93a1df48
YAP		 2151 priv->bss_num = 0;
2152
d6bffe8b
AP		 2153 break;
2154 case NL80211_IFTYPE_AP:
2155 priv = adapter->priv[MWIFIEX_BSS_TYPE_UAP];
2156
2157 if (priv->bss_mode) {
2158 wiphy_err(wiphy, "Can't create multiple AP interfaces");
858faa57 2159 return ERR_PTR(-EINVAL);
d6bffe8b
AP		 2160 }
2161
2162 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2163 if (!wdev)
858faa57 2164 return ERR_PTR(-ENOMEM);
d6bffe8b
AP		 2165
2166 priv->wdev = wdev;
2167 wdev->wiphy = wiphy;
2168 wdev->iftype = NL80211_IFTYPE_AP;
2169
2170 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
2171 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2172 priv->bss_priority = 0;
d6bffe8b
AP		 2173 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
2174 priv->bss_started = 0;
2175 priv->bss_num = 0;
2176 priv->bss_mode = type;
2177
197f4a2e
SP		 2178 break;
2179 case NL80211_IFTYPE_P2P_CLIENT:
2180 priv = adapter->priv[MWIFIEX_BSS_TYPE_P2P];
2181
2182 if (priv->bss_mode) {
2183 wiphy_err(wiphy, "Can't create multiple P2P ifaces");
2184 return ERR_PTR(-EINVAL);
2185 }
2186
2187 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2188 if (!wdev)
2189 return ERR_PTR(-ENOMEM);
2190
2191 priv->wdev = wdev;
2192 wdev->wiphy = wiphy;
2193
2194 /* At start-up, wpa_supplicant tries to change the interface
2195 * to NL80211_IFTYPE_STATION if it is not managed mode.
197f4a2e 2196 */
5586d3e2
PS		 2197 wdev->iftype = NL80211_IFTYPE_P2P_CLIENT;
2198 priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
197f4a2e
SP		 2199
2200 /* Setting bss_type to P2P tells firmware that this interface
2201 * is receiving P2P peers found during find phase and doing
2202 * action frame handshake.
2203 */
2204 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
2205
2206 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2207 priv->bss_priority = MWIFIEX_BSS_ROLE_STA;
2208 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2209 priv->bss_started = 0;
2210 priv->bss_num = 0;
2211
66aa1ae2
BZ		 2212 if (mwifiex_cfg80211_init_p2p_client(priv))
2213 return ERR_PTR(-EFAULT);
2214
93a1df48
YAP		 2215 break;
2216 default:
2217 wiphy_err(wiphy, "type not supported\n");
858faa57 2218 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2219 }
2220
47411a06
AP		 2221 dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name,
2222 ether_setup, IEEE80211_NUM_ACS, 1);
93a1df48
YAP		 2223 if (!dev) {
2224 wiphy_err(wiphy, "no memory available for netdevice\n");
858faa57
BZ		 2225 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2226 return ERR_PTR(-ENOMEM);
93a1df48
YAP		 2227 }
2228
d6bffe8b
AP		 2229 mwifiex_init_priv_params(priv, dev);
2230 priv->netdev = dev;
2231
2232 mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv);
a5f39056
YAP		 2233 if (adapter->is_hw_11ac_capable)
2234 mwifiex_setup_vht_caps(
2235 &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv);
d6bffe8b
AP		 2236
2237 if (adapter->config_bands & BAND_A)
2238 mwifiex_setup_ht_caps(
2239 &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv);
2240
a5f39056
YAP		 2241 if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
2242 mwifiex_setup_vht_caps(
2243 &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv);
2244
93a1df48
YAP		 2245 dev_net_set(dev, wiphy_net(wiphy));
2246 dev->ieee80211_ptr = priv->wdev;
2247 dev->ieee80211_ptr->iftype = priv->bss_mode;
2248 memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
93a1df48
YAP		 2249 SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
2250
2251 dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
2252 dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
2253 dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN;
0d7f53e3 2254 dev->ethtool_ops = &mwifiex_ethtool_ops;
93a1df48
YAP		 2255
2256 mdev_priv = netdev_priv(dev);
2257 *((unsigned long *) mdev_priv) = (unsigned long) priv;
2258
93a1df48
YAP		 2259 SET_NETDEV_DEV(dev, adapter->dev);
2260
2261 /* Register network device */
2262 if (register_netdevice(dev)) {
2263 wiphy_err(wiphy, "cannot register virtual network device\n");
858faa57
BZ		 2264 free_netdev(dev);
2265 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2266 return ERR_PTR(-EFAULT);
93a1df48
YAP		 2267 }
2268
2269 sema_init(&priv->async_sem, 1);
93a1df48
YAP		 2270
2271 dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name);
2272
2273#ifdef CONFIG_DEBUG_FS
2274 mwifiex_dev_debugfs_init(priv);
2275#endif
84efbb84 2276 return wdev;
93a1df48
YAP		 2277}
2278EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
2279
2280/*
2281 * del_virtual_intf: remove the virtual interface determined by dev
2282 */
84efbb84 2283int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
93a1df48 2284{
84efbb84 2285 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
93a1df48
YAP		 2286
2287#ifdef CONFIG_DEBUG_FS
2288 mwifiex_dev_debugfs_remove(priv);
2289#endif
2290
47411a06 2291 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
93a1df48
YAP		 2292
2293 if (netif_carrier_ok(priv->netdev))
2294 netif_carrier_off(priv->netdev);
2295
84efbb84
JB		 2296 if (wdev->netdev->reg_state == NETREG_REGISTERED)
2297 unregister_netdevice(wdev->netdev);
93a1df48 2298
93a1df48
YAP		 2299 /* Clear the priv in adapter */
2300 priv->netdev = NULL;
2301
2302 priv->media_connected = false;
2303
93a1df48
YAP		 2304 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2305
2306 return 0;
2307}
2308EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
2309
7da060c1
AK		 2310#ifdef CONFIG_PM
2311static bool
0434c464
AK		 2312mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq,
2313 u8 max_byte_seq)
7da060c1
AK		 2314{
2315 int j, k, valid_byte_cnt = 0;
2316 bool dont_care_byte = false;
2317
2318 for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
2319 for (k = 0; k < 8; k++) {
2320 if (pat->mask[j] & 1 << k) {
2321 memcpy(byte_seq + valid_byte_cnt,
2322 &pat->pattern[j * 8 + k], 1);
2323 valid_byte_cnt++;
2324 if (dont_care_byte)
2325 return false;
2326 } else {
2327 if (valid_byte_cnt)
2328 dont_care_byte = true;
2329 }
2330
0434c464 2331 if (valid_byte_cnt > max_byte_seq)
7da060c1
AK		 2332 return false;
2333 }
2334 }
2335
0434c464 2336 byte_seq[max_byte_seq] = valid_byte_cnt;
7da060c1
AK		 2337
2338 return true;
2339}
2340
2341static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
2342 struct cfg80211_wowlan *wowlan)
2343{
2344 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2345 struct mwifiex_ds_mef_cfg mef_cfg;
2346 struct mwifiex_mef_entry *mef_entry;
2347 int i, filt_num = 0, ret;
2348 bool first_pat = true;
3f4e854a 2349 u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1];
7da060c1
AK		 2350 const u8 ipv4_mc_mac[] = {0x33, 0x33};
2351 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
2352 struct mwifiex_private *priv =
2353 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
2354
2355 if (!wowlan) {
2356 dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n");
2357 return 0;
2358 }
2359
2360 if (!priv->media_connected) {
2361 dev_warn(adapter->dev,
2362 "Can not configure WOWLAN in disconnected state\n");
2363 return 0;
2364 }
2365
c678fb2a
BZ		 2366 mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL);
2367 if (!mef_entry)
2368 return -ENOMEM;
2369
7da060c1
AK		 2370 memset(&mef_cfg, 0, sizeof(mef_cfg));
2371 mef_cfg.num_entries = 1;
7da060c1
AK		 2372 mef_cfg.mef_entry = mef_entry;
2373 mef_entry->mode = MEF_MODE_HOST_SLEEP;
2374 mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
2375
2376 for (i = 0; i < wowlan->n_patterns; i++) {
2377 memset(byte_seq, 0, sizeof(byte_seq));
2378 if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
0434c464
AK		 2379 byte_seq,
2380 MWIFIEX_MEF_MAX_BYTESEQ)) {
7da060c1
AK		 2381 wiphy_err(wiphy, "Pattern not supported\n");
2382 kfree(mef_entry);
2383 return -EOPNOTSUPP;
2384 }
2385
2386 if (!wowlan->patterns[i].pkt_offset) {
2387 if (!(byte_seq[0] & 0x01) &&
3f4e854a 2388 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) {
7da060c1
AK		 2389 mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
2390 continue;
2391 } else if (is_broadcast_ether_addr(byte_seq)) {
2392 mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST;
2393 continue;
2394 } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3f4e854a 2395 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) ||
7da060c1 2396 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3f4e854a 2397 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) {
7da060c1
AK		 2398 mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST;
2399 continue;
2400 }
2401 }
2402
2403 mef_entry->filter[filt_num].repeat = 1;
2404 mef_entry->filter[filt_num].offset =
2405 wowlan->patterns[i].pkt_offset;
2406 memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
2407 sizeof(byte_seq));
2408 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2409
2410 if (first_pat)
2411 first_pat = false;
2412 else
2413 mef_entry->filter[filt_num].filt_action = TYPE_AND;
2414
2415 filt_num++;
2416 }
2417
2418 if (wowlan->magic_pkt) {
2419 mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
2420 mef_entry->filter[filt_num].repeat = 16;
2421 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
2422 ETH_ALEN);
3f4e854a
AK		 2423 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
2424 ETH_ALEN;
7da060c1
AK		 2425 mef_entry->filter[filt_num].offset = 14;
2426 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2427 if (filt_num)
2428 mef_entry->filter[filt_num].filt_action = TYPE_OR;
2429 }
2430
2431 if (!mef_cfg.criteria)
2432 mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
2433 MWIFIEX_CRITERIA_UNICAST |
2434 MWIFIEX_CRITERIA_MULTICAST;
2435
2436 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MEF_CFG,
2437 HostCmd_ACT_GEN_SET, 0,
2438 &mef_cfg);
2439
2440 kfree(mef_entry);
2441 return ret;
2442}
2443
2444static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
2445{
2446 return 0;
2447}
2448
2449static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
2450 bool enabled)
2451{
2452 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2453
2454 device_set_wakeup_enable(adapter->dev, enabled);
2455}
2456#endif
2457
5e6e3a92
BZ		 2458/* station cfg80211 operations */
2459static struct cfg80211_ops mwifiex_cfg80211_ops = {
93a1df48
YAP		 2460 .add_virtual_intf = mwifiex_add_virtual_intf,
2461 .del_virtual_intf = mwifiex_del_virtual_intf,
5e6e3a92
BZ		 2462 .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf,
2463 .scan = mwifiex_cfg80211_scan,
2464 .connect = mwifiex_cfg80211_connect,
2465 .disconnect = mwifiex_cfg80211_disconnect,
2466 .get_station = mwifiex_cfg80211_get_station,
f85aae6b 2467 .dump_station = mwifiex_cfg80211_dump_station,
5e6e3a92 2468 .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params,
5e6e3a92
BZ		 2469 .join_ibss = mwifiex_cfg80211_join_ibss,
2470 .leave_ibss = mwifiex_cfg80211_leave_ibss,
2471 .add_key = mwifiex_cfg80211_add_key,
2472 .del_key = mwifiex_cfg80211_del_key,
e39faa73 2473 .mgmt_tx = mwifiex_cfg80211_mgmt_tx,
3cec6870 2474 .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register,
7feb4c48
SP		 2475 .remain_on_channel = mwifiex_cfg80211_remain_on_channel,
2476 .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel,
5e6e3a92
BZ		 2477 .set_default_key = mwifiex_cfg80211_set_default_key,
2478 .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
2479 .set_tx_power = mwifiex_cfg80211_set_tx_power,
5d82c53a 2480 .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
12190c5d
AP		 2481 .start_ap = mwifiex_cfg80211_start_ap,
2482 .stop_ap = mwifiex_cfg80211_stop_ap,
5370c836 2483 .change_beacon = mwifiex_cfg80211_change_beacon,
fa444bf8 2484 .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
8a279d5b 2485 .set_antenna = mwifiex_cfg80211_set_antenna,
0f9e9b8b 2486 .del_station = mwifiex_cfg80211_del_station,
7da060c1
AK		 2487#ifdef CONFIG_PM
2488 .suspend = mwifiex_cfg80211_suspend,
2489 .resume = mwifiex_cfg80211_resume,
2490 .set_wakeup = mwifiex_cfg80211_set_wakeup,
2491#endif
5e6e3a92
BZ		 2492};
2493
964dc9e2
JB		 2494#ifdef CONFIG_PM
2495static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
2496 .flags = WIPHY_WOWLAN_MAGIC_PKT,
3f4e854a 2497 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
964dc9e2
JB		 2498 .pattern_min_len = 1,
2499 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
2500 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
2501};
2502#endif
2503
3c68ef5b
AP		 2504static bool mwifiex_is_valid_alpha2(const char *alpha2)
2505{
2506 if (!alpha2 || strlen(alpha2) != 2)
2507 return false;
2508
2509 if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
2510 return true;
2511
2512 return false;
2513}
2514
5e6e3a92
BZ		 2515/*
2516 * This function registers the device with CFG802.11 subsystem.
2517 *
2518 * The function creates the wireless device/wiphy, populates it with
2519 * default parameters and handler function pointers, and finally
2520 * registers the device.
2521 */
d6bffe8b
AP		 2522
2523int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
5e6e3a92 2524{
270e58e8
YAP		 2525 int ret;
2526 void *wdev_priv;
d6bffe8b
AP		 2527 struct wiphy *wiphy;
2528 struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
9e04a7c6 2529 u8 *country_code;
5e6e3a92 2530
d6bffe8b
AP		 2531 /* create a new wiphy for use with cfg80211 */
2532 wiphy = wiphy_new(&mwifiex_cfg80211_ops,
2533 sizeof(struct mwifiex_adapter *));
2534 if (!wiphy) {
2535 dev_err(adapter->dev, "%s: creating new wiphy\n", __func__);
5e6e3a92
BZ		 2536 return -ENOMEM;
2537 }
d6bffe8b
AP		 2538 wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
2539 wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
83719be8 2540 wiphy->mgmt_stypes = mwifiex_mgmt_stypes;
7feb4c48 2541 wiphy->max_remain_on_channel_duration = 5000;
d6bffe8b
AP		 2542 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2543 BIT(NL80211_IFTYPE_ADHOC) |
197f4a2e
SP		 2544 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2545 BIT(NL80211_IFTYPE_P2P_GO) |
d6bffe8b
AP		 2546 BIT(NL80211_IFTYPE_AP);
2547
2548 wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz;
2549 if (adapter->config_bands & BAND_A)
2550 wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz;
2551 else
2552 wiphy->bands[IEEE80211_BAND_5GHZ] = NULL;
5e6e3a92 2553
cd8440da
AP		 2554 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta;
2555 wiphy->n_iface_combinations = 1;
2556
5e6e3a92 2557 /* Initialize cipher suits */
d6bffe8b
AP		 2558 wiphy->cipher_suites = mwifiex_cipher_suites;
2559 wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
5e6e3a92 2560
d6bffe8b
AP		 2561 memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN);
2562 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
2dd2bd6b 2563 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
cc0ba0d5 2564 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
54428c57 2565 WIPHY_FLAG_AP_UAPSD |
7feb4c48 2566 WIPHY_FLAG_CUSTOM_REGULATORY |
3c68ef5b 2567 WIPHY_FLAG_STRICT_REGULATORY |
7feb4c48 2568 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
cc0ba0d5
AK		 2569
2570 wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom);
2dd2bd6b 2571
7da060c1 2572#ifdef CONFIG_PM
964dc9e2 2573 wiphy->wowlan = &mwifiex_wowlan_support;
7da060c1
AK		 2574#endif
2575
2dd2bd6b 2576 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
e39faa73
SP		 2577 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2578 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
5e6e3a92 2579
8a279d5b
AK		 2580 wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
2581 wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
5e6e3a92 2582
b292219f 2583 wiphy->features |= NL80211_FEATURE_HT_IBSS |
e45a8419
AK		 2584 NL80211_FEATURE_INACTIVITY_TIMER |
2585 NL80211_FEATURE_LOW_PRIORITY_SCAN;
05910f4a 2586
b5abcf02 2587 /* Reserve space for mwifiex specific private data for BSS */
d6bffe8b 2588 wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
5116f3ce 2589
d6bffe8b 2590 wiphy->reg_notifier = mwifiex_reg_notifier;
5e6e3a92 2591
67fdf39e 2592 /* Set struct mwifiex_adapter pointer in wiphy_priv */
d6bffe8b 2593 wdev_priv = wiphy_priv(wiphy);
67fdf39e 2594 *(unsigned long *)wdev_priv = (unsigned long)adapter;
5e6e3a92 2595
2c208890 2596 set_wiphy_dev(wiphy, priv->adapter->dev);
a7b21165 2597
d6bffe8b 2598 ret = wiphy_register(wiphy);
5e6e3a92 2599 if (ret < 0) {
d6bffe8b
AP		 2600 dev_err(adapter->dev,
2601 "%s: wiphy_register failed: %d\n", __func__, ret);
2602 wiphy_free(wiphy);
5e6e3a92 2603 return ret;
5e6e3a92 2604 }
3c68ef5b
AP		 2605
2606 if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) {
2607 wiphy_info(wiphy, "driver hint alpha2: %2.2s\n", reg_alpha2);
2608 regulatory_hint(wiphy, reg_alpha2);
2609 } else {
2610 country_code = mwifiex_11d_code_2_region(adapter->region_code);
2611 if (country_code)
2612 wiphy_info(wiphy, "ignoring F/W country code %2.2s\n",
2613 country_code);
2614 }
5e6e3a92 2615
d6bffe8b 2616 adapter->wiphy = wiphy;
5e6e3a92
BZ		 2617 return ret;
2618}
Linux 6.x block layer and io_uring tree(s)