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cfg80211: remove 80+80 MHz rate reporting
[deliverable/linux.git] / drivers / net / wireless / mwifiex / cfg80211.c
CommitLineData
5e6e3a92
BZ		 1/*
2 * Marvell Wireless LAN device driver: CFG80211
3 *
65da33f5 4 * Copyright (C) 2011-2014, Marvell International Ltd.
5e6e3a92
BZ		 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
5e6e3a92
BZ		 45/*
46 * This function maps the nl802.11 channel type into driver channel type.
47 *
48 * The mapping is as follows -
21c3ba34
AK		 49 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
50 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
51 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
52 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
53 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
5e6e3a92 54 */
7feb4c48 55u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
5e6e3a92 56{
05910f4a 57 switch (chan_type) {
5e6e3a92
BZ		 58 case NL80211_CHAN_NO_HT:
59 case NL80211_CHAN_HT20:
21c3ba34 60 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 61 case NL80211_CHAN_HT40PLUS:
21c3ba34 62 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
5e6e3a92 63 case NL80211_CHAN_HT40MINUS:
21c3ba34 64 return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
5e6e3a92 65 default:
21c3ba34 66 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 67 }
5e6e3a92
BZ		 68}
69
5e6e3a92
BZ		 70/*
71 * This function checks whether WEP is set.
72 */
73static int
74mwifiex_is_alg_wep(u32 cipher)
75{
5e6e3a92 76 switch (cipher) {
2be50b8d
YAP		 77 case WLAN_CIPHER_SUITE_WEP40:
78 case WLAN_CIPHER_SUITE_WEP104:
270e58e8 79 return 1;
5e6e3a92 80 default:
5e6e3a92
BZ		 81 break;
82 }
270e58e8
YAP		 83
84 return 0;
5e6e3a92
BZ		 85}
86
5e6e3a92
BZ		 87/*
88 * This function retrieves the private structure from kernel wiphy structure.
89 */
67fdf39e 90static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy)
5e6e3a92
BZ		 91{
92 return (void *) (*(unsigned long *) wiphy_priv(wiphy));
93}
94
95/*
96 * CFG802.11 operation handler to delete a network key.
97 */
98static int
99mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
100 u8 key_index, bool pairwise, const u8 *mac_addr)
101{
f540f9f3 102 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
75edd2c6
AP		 103 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
104 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 105
53b11231 106 if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) {
5e6e3a92
BZ		 107 wiphy_err(wiphy, "deleting the crypto keys\n");
108 return -EFAULT;
109 }
110
111 wiphy_dbg(wiphy, "info: crypto keys deleted\n");
112 return 0;
113}
114
e39faa73
SP		 115/*
116 * This function forms an skb for management frame.
117 */
118static int
119mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
120{
121 u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
122 u16 pkt_len;
123 u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
e39faa73
SP		 124
125 pkt_len = len + ETH_ALEN;
126
127 skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN +
128 MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
129 memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
130
131 memcpy(skb_push(skb, sizeof(tx_control)),
132 &tx_control, sizeof(tx_control));
133
134 memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
135
136 /* Add packet data and address4 */
137 memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf,
138 sizeof(struct ieee80211_hdr_3addr));
139 memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN);
140 memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)),
141 buf + sizeof(struct ieee80211_hdr_3addr),
142 len - sizeof(struct ieee80211_hdr_3addr));
143
144 skb->priority = LOW_PRIO_TID;
c64800e7 145 __net_timestamp(skb);
e39faa73
SP		 146
147 return 0;
148}
149
150/*
151 * CFG802.11 operation handler to transmit a management frame.
152 */
153static int
154mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
b176e629 155 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
e39faa73 156{
b176e629
AO		 157 const u8 *buf = params->buf;
158 size_t len = params->len;
e39faa73
SP		 159 struct sk_buff *skb;
160 u16 pkt_len;
161 const struct ieee80211_mgmt *mgmt;
231d83e2 162 struct mwifiex_txinfo *tx_info;
e39faa73
SP		 163 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
164
165 if (!buf || !len) {
166 wiphy_err(wiphy, "invalid buffer and length\n");
167 return -EFAULT;
168 }
169
170 mgmt = (const struct ieee80211_mgmt *)buf;
171 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA &&
172 ieee80211_is_probe_resp(mgmt->frame_control)) {
173 /* Since we support offload probe resp, we need to skip probe
174 * resp in AP or GO mode */
175 wiphy_dbg(wiphy,
176 "info: skip to send probe resp in AP or GO mode\n");
177 return 0;
178 }
179
180 pkt_len = len + ETH_ALEN;
181 skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN +
182 MWIFIEX_MGMT_FRAME_HEADER_SIZE +
183 pkt_len + sizeof(pkt_len));
184
185 if (!skb) {
186 wiphy_err(wiphy, "allocate skb failed for management frame\n");
187 return -ENOMEM;
188 }
189
231d83e2 190 tx_info = MWIFIEX_SKB_TXCB(skb);
701a9e61 191 memset(tx_info, 0, sizeof(*tx_info));
231d83e2
HY		 192 tx_info->bss_num = priv->bss_num;
193 tx_info->bss_type = priv->bss_type;
a1ed4849 194 tx_info->pkt_len = pkt_len;
231d83e2 195
e39faa73 196 mwifiex_form_mgmt_frame(skb, buf, len);
e00adf39 197 *cookie = prandom_u32() | 1;
18ca4382
AK		 198
199 if (ieee80211_is_action(mgmt->frame_control))
200 skb = mwifiex_clone_skb_for_tx_status(priv,
201 skb,
202 MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie);
203 else
204 cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
205 GFP_ATOMIC);
206
207 mwifiex_queue_tx_pkt(priv, skb);
e39faa73
SP		 208
209 wiphy_dbg(wiphy, "info: management frame transmitted\n");
210 return 0;
211}
212
3cec6870
SP		 213/*
214 * CFG802.11 operation handler to register a mgmt frame.
215 */
216static void
217mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
218 struct wireless_dev *wdev,
219 u16 frame_type, bool reg)
220{
221 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
4481b2db 222 u32 mask;
3cec6870
SP		 223
224 if (reg)
4481b2db 225 mask = priv->mgmt_frame_mask | BIT(frame_type >> 4);
3cec6870 226 else
4481b2db
SP		 227 mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4);
228
229 if (mask != priv->mgmt_frame_mask) {
230 priv->mgmt_frame_mask = mask;
fa0ecbb9
BZ		 231 mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
232 HostCmd_ACT_GEN_SET, 0,
233 &priv->mgmt_frame_mask, false);
4481b2db
SP		 234 wiphy_dbg(wiphy, "info: mgmt frame registered\n");
235 }
3cec6870
SP		 236}
237
7feb4c48
SP		 238/*
239 * CFG802.11 operation handler to remain on channel.
240 */
241static int
242mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
243 struct wireless_dev *wdev,
244 struct ieee80211_channel *chan,
7feb4c48
SP		 245 unsigned int duration, u64 *cookie)
246{
247 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
248 int ret;
249
250 if (!chan || !cookie) {
251 wiphy_err(wiphy, "Invalid parameter for ROC\n");
252 return -EINVAL;
253 }
254
255 if (priv->roc_cfg.cookie) {
e2261afd 256 wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llx\n",
7feb4c48
SP		 257 priv->roc_cfg.cookie);
258 return -EBUSY;
259 }
260
261 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
42d97a59 262 duration);
7feb4c48
SP		 263
264 if (!ret) {
e00adf39 265 *cookie = prandom_u32() | 1;
7feb4c48
SP		 266 priv->roc_cfg.cookie = *cookie;
267 priv->roc_cfg.chan = *chan;
7feb4c48 268
42d97a59 269 cfg80211_ready_on_channel(wdev, *cookie, chan,
7feb4c48
SP		 270 duration, GFP_ATOMIC);
271
272 wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie);
273 }
274
275 return ret;
276}
277
278/*
279 * CFG802.11 operation handler to cancel remain on channel.
280 */
281static int
282mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
283 struct wireless_dev *wdev, u64 cookie)
284{
285 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
286 int ret;
287
288 if (cookie != priv->roc_cfg.cookie)
289 return -ENOENT;
290
291 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
42d97a59 292 &priv->roc_cfg.chan, 0);
7feb4c48
SP		 293
294 if (!ret) {
295 cfg80211_remain_on_channel_expired(wdev, cookie,
296 &priv->roc_cfg.chan,
7feb4c48
SP		 297 GFP_ATOMIC);
298
299 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
300
301 wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie);
302 }
303
304 return ret;
305}
306
5e6e3a92
BZ		 307/*
308 * CFG802.11 operation handler to set Tx power.
309 */
310static int
311mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
c8442118 312 struct wireless_dev *wdev,
5e6e3a92 313 enum nl80211_tx_power_setting type,
742c29fd 314 int mbm)
5e6e3a92 315{
67fdf39e
AP		 316 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
317 struct mwifiex_private *priv;
600f5d90 318 struct mwifiex_power_cfg power_cfg;
742c29fd 319 int dbm = MBM_TO_DBM(mbm);
5e6e3a92 320
600f5d90
AK		 321 if (type == NL80211_TX_POWER_FIXED) {
322 power_cfg.is_power_auto = 0;
323 power_cfg.power_level = dbm;
324 } else {
325 power_cfg.is_power_auto = 1;
326 }
327
67fdf39e
AP		 328 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
329
636c4598 330 return mwifiex_set_tx_power(priv, &power_cfg);
5e6e3a92
BZ		 331}
332
333/*
334 * CFG802.11 operation handler to set Power Save option.
335 *
336 * The timeout value, if provided, is currently ignored.
337 */
338static int
339mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
340 struct net_device *dev,
341 bool enabled, int timeout)
342{
f540f9f3 343 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
600f5d90 344 u32 ps_mode;
5e6e3a92
BZ		 345
346 if (timeout)
347 wiphy_dbg(wiphy,
aea0701e 348 "info: ignore timeout value for IEEE Power Save\n");
5e6e3a92 349
600f5d90 350 ps_mode = enabled;
5e6e3a92 351
636c4598 352 return mwifiex_drv_set_power(priv, &ps_mode);
5e6e3a92
BZ		 353}
354
355/*
356 * CFG802.11 operation handler to set the default network key.
357 */
358static int
359mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
360 u8 key_index, bool unicast,
361 bool multicast)
362{
f540f9f3 363 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
5e6e3a92 364
2d3d0a88 365 /* Return if WEP key not configured */
5eb02e44 366 if (!priv->sec_info.wep_enabled)
2d3d0a88
AK		 367 return 0;
368
96893538
AP		 369 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
370 priv->wep_key_curr_index = key_index;
53b11231
YL		 371 } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index,
372 NULL, 0)) {
636c4598 373 wiphy_err(wiphy, "set default Tx key index\n");
5e6e3a92 374 return -EFAULT;
636c4598 375 }
5e6e3a92
BZ		 376
377 return 0;
378}
379
380/*
381 * CFG802.11 operation handler to add a network key.
382 */
383static int
384mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
385 u8 key_index, bool pairwise, const u8 *mac_addr,
386 struct key_params *params)
387{
f540f9f3 388 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
96893538 389 struct mwifiex_wep_key *wep_key;
75edd2c6
AP		 390 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
391 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 392
96893538
AP		 393 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
394 (params->cipher == WLAN_CIPHER_SUITE_WEP40 ||
395 params->cipher == WLAN_CIPHER_SUITE_WEP104)) {
396 if (params->key && params->key_len) {
397 wep_key = &priv->wep_key[key_index];
398 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
399 memcpy(wep_key->key_material, params->key,
400 params->key_len);
401 wep_key->key_index = key_index;
402 wep_key->key_length = params->key_len;
403 priv->sec_info.wep_enabled = 1;
404 }
405 return 0;
406 }
407
53b11231 408 if (mwifiex_set_encode(priv, params, params->key, params->key_len,
75edd2c6 409 key_index, peer_mac, 0)) {
636c4598 410 wiphy_err(wiphy, "crypto keys added\n");
5e6e3a92 411 return -EFAULT;
636c4598 412 }
5e6e3a92
BZ		 413
414 return 0;
415}
416
417/*
418 * This function sends domain information to the firmware.
419 *
420 * The following information are passed to the firmware -
421 * - Country codes
422 * - Sub bands (first channel, number of channels, maximum Tx power)
423 */
424static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
425{
426 u8 no_of_triplet = 0;
427 struct ieee80211_country_ie_triplet *t;
428 u8 no_of_parsed_chan = 0;
429 u8 first_chan = 0, next_chan = 0, max_pwr = 0;
430 u8 i, flag = 0;
431 enum ieee80211_band band;
432 struct ieee80211_supported_band *sband;
433 struct ieee80211_channel *ch;
67fdf39e
AP		 434 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
435 struct mwifiex_private *priv;
5e6e3a92 436 struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
5e6e3a92
BZ		 437
438 /* Set country code */
67fdf39e
AP		 439 domain_info->country_code[0] = adapter->country_code[0];
440 domain_info->country_code[1] = adapter->country_code[1];
5e6e3a92
BZ		 441 domain_info->country_code[2] = ' ';
442
443 band = mwifiex_band_to_radio_type(adapter->config_bands);
444 if (!wiphy->bands[band]) {
445 wiphy_err(wiphy, "11D: setting domain info in FW\n");
446 return -1;
447 }
448
449 sband = wiphy->bands[band];
450
451 for (i = 0; i < sband->n_channels ; i++) {
452 ch = &sband->channels[i];
453 if (ch->flags & IEEE80211_CHAN_DISABLED)
454 continue;
455
456 if (!flag) {
457 flag = 1;
458 first_chan = (u32) ch->hw_value;
459 next_chan = first_chan;
22db2497 460 max_pwr = ch->max_power;
5e6e3a92
BZ		 461 no_of_parsed_chan = 1;
462 continue;
463 }
464
465 if (ch->hw_value == next_chan + 1 &&
22db2497 466 ch->max_power == max_pwr) {
5e6e3a92
BZ		 467 next_chan++;
468 no_of_parsed_chan++;
469 } else {
470 t = &domain_info->triplet[no_of_triplet];
471 t->chans.first_channel = first_chan;
472 t->chans.num_channels = no_of_parsed_chan;
473 t->chans.max_power = max_pwr;
474 no_of_triplet++;
475 first_chan = (u32) ch->hw_value;
476 next_chan = first_chan;
22db2497 477 max_pwr = ch->max_power;
5e6e3a92
BZ		 478 no_of_parsed_chan = 1;
479 }
480 }
481
482 if (flag) {
483 t = &domain_info->triplet[no_of_triplet];
484 t->chans.first_channel = first_chan;
485 t->chans.num_channels = no_of_parsed_chan;
486 t->chans.max_power = max_pwr;
487 no_of_triplet++;
488 }
489
490 domain_info->no_of_triplet = no_of_triplet;
636c4598 491
67fdf39e
AP		 492 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
493
fa0ecbb9
BZ		 494 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
495 HostCmd_ACT_GEN_SET, 0, NULL, false)) {
5e6e3a92 496 wiphy_err(wiphy, "11D: setting domain info in FW\n");
636c4598
YAP		 497 return -1;
498 }
5e6e3a92 499
636c4598 500 return 0;
5e6e3a92
BZ		 501}
502
503/*
504 * CFG802.11 regulatory domain callback function.
505 *
506 * This function is called when the regulatory domain is changed due to the
507 * following reasons -
508 * - Set by driver
509 * - Set by system core
510 * - Set by user
511 * - Set bt Country IE
512 */
0c0280bd
LR		 513static void mwifiex_reg_notifier(struct wiphy *wiphy,
514 struct regulatory_request *request)
5e6e3a92 515{
67fdf39e 516 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
82efa16a
BZ		 517 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
518 MWIFIEX_BSS_ROLE_ANY);
5e6e3a92 519
67fdf39e
AP		 520 wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n",
521 request->alpha2[0], request->alpha2[1]);
5e6e3a92 522
5e6e3a92
BZ		 523 switch (request->initiator) {
524 case NL80211_REGDOM_SET_BY_DRIVER:
525 case NL80211_REGDOM_SET_BY_CORE:
526 case NL80211_REGDOM_SET_BY_USER:
5e6e3a92
BZ		 527 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
528 break;
dd4a9ac0
BZ		 529 default:
530 wiphy_err(wiphy, "unknown regdom initiator: %d\n",
531 request->initiator);
532 return;
533 }
534
535 /* Don't send world or same regdom info to firmware */
536 if (strncmp(request->alpha2, "00", 2) &&
537 strncmp(request->alpha2, adapter->country_code,
538 sizeof(request->alpha2))) {
539 memcpy(adapter->country_code, request->alpha2,
540 sizeof(request->alpha2));
541 mwifiex_send_domain_info_cmd_fw(wiphy);
b58df446 542 mwifiex_dnld_txpwr_table(priv);
5e6e3a92 543 }
5e6e3a92
BZ		 544}
545
5e6e3a92
BZ		 546/*
547 * This function sets the fragmentation threshold.
548 *
600f5d90 549 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
5e6e3a92
BZ		 550 * and MWIFIEX_FRAG_MAX_VALUE.
551 */
552static int
553mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
554{
aea0701e
YAP		 555 if (frag_thr < MWIFIEX_FRAG_MIN_VALUE ||
556 frag_thr > MWIFIEX_FRAG_MAX_VALUE)
9b930eae 557 frag_thr = MWIFIEX_FRAG_MAX_VALUE;
5e6e3a92 558
fa0ecbb9
BZ		 559 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
560 HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
561 &frag_thr, true);
5e6e3a92
BZ		 562}
563
564/*
565 * This function sets the RTS threshold.
600f5d90
AK		 566
567 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
568 * and MWIFIEX_RTS_MAX_VALUE.
5e6e3a92
BZ		 569 */
570static int
571mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
572{
5e6e3a92
BZ		 573 if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
574 rts_thr = MWIFIEX_RTS_MAX_VALUE;
575
fa0ecbb9
BZ		 576 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
577 HostCmd_ACT_GEN_SET, RTS_THRESH_I,
578 &rts_thr, true);
5e6e3a92
BZ		 579}
580
581/*
582 * CFG802.11 operation handler to set wiphy parameters.
583 *
584 * This function can be used to set the RTS threshold and the
585 * Fragmentation threshold of the driver.
586 */
587static int
588mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
589{
67fdf39e 590 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
9b930eae
AP		 591 struct mwifiex_private *priv;
592 struct mwifiex_uap_bss_param *bss_cfg;
593 int ret, bss_started, i;
594
595 for (i = 0; i < adapter->priv_num; i++) {
596 priv = adapter->priv[i];
597
598 switch (priv->bss_role) {
599 case MWIFIEX_BSS_ROLE_UAP:
600 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param),
601 GFP_KERNEL);
602 if (!bss_cfg)
603 return -ENOMEM;
604
605 mwifiex_set_sys_config_invalid_data(bss_cfg);
606
607 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
608 bss_cfg->rts_threshold = wiphy->rts_threshold;
609 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
610 bss_cfg->frag_threshold = wiphy->frag_threshold;
611 if (changed & WIPHY_PARAM_RETRY_LONG)
612 bss_cfg->retry_limit = wiphy->retry_long;
613
614 bss_started = priv->bss_started;
615
fa0ecbb9
BZ		 616 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
617 HostCmd_ACT_GEN_SET, 0,
618 NULL, true);
9b930eae
AP		 619 if (ret) {
620 wiphy_err(wiphy, "Failed to stop the BSS\n");
621 kfree(bss_cfg);
622 return ret;
623 }
624
fa0ecbb9
BZ		 625 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG,
626 HostCmd_ACT_GEN_SET,
627 UAP_BSS_PARAMS_I, bss_cfg,
628 false);
5e6e3a92 629
9b930eae
AP		 630 kfree(bss_cfg);
631
632 if (ret) {
633 wiphy_err(wiphy, "Failed to set bss config\n");
634 return ret;
635 }
5e6e3a92 636
9b930eae
AP		 637 if (!bss_started)
638 break;
639
fa0ecbb9
BZ		 640 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START,
641 HostCmd_ACT_GEN_SET, 0,
642 NULL, false);
9b930eae
AP		 643 if (ret) {
644 wiphy_err(wiphy, "Failed to start BSS\n");
645 return ret;
646 }
647
648 break;
649 case MWIFIEX_BSS_ROLE_STA:
650 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
651 ret = mwifiex_set_rts(priv,
652 wiphy->rts_threshold);
653 if (ret)
654 return ret;
655 }
656 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
657 ret = mwifiex_set_frag(priv,
658 wiphy->frag_threshold);
659 if (ret)
660 return ret;
661 }
662 break;
663 }
664 }
665
666 return 0;
5e6e3a92
BZ		 667}
668
e1a2b7a3
SP		 669static int
670mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv)
671{
672 u16 mode = P2P_MODE_DISABLE;
673
9197ab9e
SP		 674 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA)
675 mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_STA);
676
fa0ecbb9
BZ		 677 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
678 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 679 return -1;
680
681 return 0;
682}
683
684/*
685 * This function initializes the functionalities for P2P client.
686 * The P2P client initialization sequence is:
687 * disable -> device -> client
688 */
689static int
690mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv)
691{
692 u16 mode;
693
694 if (mwifiex_cfg80211_deinit_p2p(priv))
695 return -1;
696
697 mode = P2P_MODE_DEVICE;
fa0ecbb9
BZ		 698 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
699 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 700 return -1;
701
702 mode = P2P_MODE_CLIENT;
fa0ecbb9
BZ		 703 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
704 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 705 return -1;
706
707 return 0;
708}
709
9197ab9e
SP		 710/*
711 * This function initializes the functionalities for P2P GO.
712 * The P2P GO initialization sequence is:
713 * disable -> device -> GO
714 */
715static int
716mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv)
717{
718 u16 mode;
719
720 if (mwifiex_cfg80211_deinit_p2p(priv))
721 return -1;
722
723 mode = P2P_MODE_DEVICE;
fa0ecbb9
BZ		 724 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
725 HostCmd_ACT_GEN_SET, 0, &mode, true))
9197ab9e
SP		 726 return -1;
727
728 mode = P2P_MODE_GO;
fa0ecbb9
BZ		 729 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
730 HostCmd_ACT_GEN_SET, 0, &mode, true))
9197ab9e
SP		 731 return -1;
732
733 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
734 mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_UAP);
735
736 return 0;
737}
738
5e6e3a92
BZ		 739/*
740 * CFG802.11 operation handler to change interface type.
5e6e3a92
BZ		 741 */
742static int
743mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
744 struct net_device *dev,
745 enum nl80211_iftype type, u32 *flags,
746 struct vif_params *params)
747{
270e58e8 748 int ret;
5e6e3a92 749 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 750
4f02341a 751 switch (dev->ieee80211_ptr->iftype) {
5e6e3a92 752 case NL80211_IFTYPE_ADHOC:
4f02341a
AP		 753 switch (type) {
754 case NL80211_IFTYPE_STATION:
755 break;
756 case NL80211_IFTYPE_UNSPECIFIED:
757 wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name);
758 case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */
759 return 0;
760 case NL80211_IFTYPE_AP:
761 default:
762 wiphy_err(wiphy, "%s: changing to %d not supported\n",
763 dev->name, type);
764 return -EOPNOTSUPP;
765 }
5e6e3a92
BZ		 766 break;
767 case NL80211_IFTYPE_STATION:
4f02341a
AP		 768 switch (type) {
769 case NL80211_IFTYPE_ADHOC:
770 break;
e1a2b7a3
SP		 771 case NL80211_IFTYPE_P2P_CLIENT:
772 if (mwifiex_cfg80211_init_p2p_client(priv))
773 return -EFAULT;
774 dev->ieee80211_ptr->iftype = type;
775 return 0;
9197ab9e
SP		 776 case NL80211_IFTYPE_P2P_GO:
777 if (mwifiex_cfg80211_init_p2p_go(priv))
778 return -EFAULT;
779 dev->ieee80211_ptr->iftype = type;
780 return 0;
4f02341a
AP		 781 case NL80211_IFTYPE_UNSPECIFIED:
782 wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name);
783 case NL80211_IFTYPE_STATION: /* This shouldn't happen */
784 return 0;
785 case NL80211_IFTYPE_AP:
786 default:
787 wiphy_err(wiphy, "%s: changing to %d not supported\n",
788 dev->name, type);
789 return -EOPNOTSUPP;
790 }
791 break;
792 case NL80211_IFTYPE_AP:
793 switch (type) {
794 case NL80211_IFTYPE_UNSPECIFIED:
795 wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name);
796 case NL80211_IFTYPE_AP: /* This shouldn't happen */
797 return 0;
798 case NL80211_IFTYPE_ADHOC:
799 case NL80211_IFTYPE_STATION:
800 default:
801 wiphy_err(wiphy, "%s: changing to %d not supported\n",
802 dev->name, type);
803 return -EOPNOTSUPP;
804 }
5e6e3a92 805 break;
e1a2b7a3 806 case NL80211_IFTYPE_P2P_CLIENT:
9197ab9e 807 case NL80211_IFTYPE_P2P_GO:
e1a2b7a3
SP		 808 switch (type) {
809 case NL80211_IFTYPE_STATION:
810 if (mwifiex_cfg80211_deinit_p2p(priv))
811 return -EFAULT;
812 dev->ieee80211_ptr->iftype = type;
813 return 0;
814 default:
815 return -EOPNOTSUPP;
816 }
817 break;
5e6e3a92 818 default:
4f02341a
AP		 819 wiphy_err(wiphy, "%s: unknown iftype: %d\n",
820 dev->name, dev->ieee80211_ptr->iftype);
821 return -EOPNOTSUPP;
5e6e3a92 822 }
5e6e3a92 823
4f02341a
AP		 824 dev->ieee80211_ptr->iftype = type;
825 priv->bss_mode = type;
600f5d90 826 mwifiex_deauthenticate(priv, NULL);
eecd8250 827
f986b6d5 828 priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
eecd8250 829
fa0ecbb9
BZ		 830 ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
831 HostCmd_ACT_GEN_SET, 0, NULL, true);
eecd8250 832
5e6e3a92
BZ		 833 return ret;
834}
835
a5f39056
YAP		 836static void
837mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo,
838 struct rate_info *rate)
839{
840 struct mwifiex_adapter *adapter = priv->adapter;
841
842 if (adapter->is_hw_11ac_capable) {
843 /* bit[1-0]: 00=LG 01=HT 10=VHT */
844 if (tx_htinfo & BIT(0)) {
845 /* HT */
846 rate->mcs = priv->tx_rate;
847 rate->flags |= RATE_INFO_FLAGS_MCS;
848 }
849 if (tx_htinfo & BIT(1)) {
850 /* VHT */
851 rate->mcs = priv->tx_rate & 0x0F;
852 rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
853 }
854
855 if (tx_htinfo & (BIT(1) | BIT(0))) {
856 /* HT or VHT */
857 switch (tx_htinfo & (BIT(3) | BIT(2))) {
858 case 0:
859 /* This will be 20MHz */
860 break;
861 case (BIT(2)):
862 rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
863 break;
864 case (BIT(3)):
865 rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
866 break;
867 case (BIT(3) | BIT(2)):
868 rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
869 break;
870 }
871
872 if (tx_htinfo & BIT(4))
873 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
874
875 if ((priv->tx_rate >> 4) == 1)
876 rate->nss = 2;
877 else
878 rate->nss = 1;
879 }
880 } else {
881 /*
882 * Bit 0 in tx_htinfo indicates that current Tx rate
883 * is 11n rate. Valid MCS index values for us are 0 to 15.
884 */
885 if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) {
886 rate->mcs = priv->tx_rate;
887 rate->flags |= RATE_INFO_FLAGS_MCS;
888 if (tx_htinfo & BIT(1))
889 rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
890 if (tx_htinfo & BIT(2))
891 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
892 }
893 }
894}
895
5e6e3a92
BZ		 896/*
897 * This function dumps the station information on a buffer.
898 *
899 * The following information are shown -
900 * - Total bytes transmitted
901 * - Total bytes received
902 * - Total packets transmitted
903 * - Total packets received
904 * - Signal quality level
905 * - Transmission rate
906 */
907static int
908mwifiex_dump_station_info(struct mwifiex_private *priv,
909 struct station_info *sinfo)
910{
006606c0 911 u32 rate;
5e6e3a92 912
319090bf
JB		 913 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | BIT(NL80211_STA_INFO_TX_BYTES) |
914 BIT(NL80211_STA_INFO_RX_PACKETS) | BIT(NL80211_STA_INFO_TX_PACKETS) |
915 BIT(NL80211_STA_INFO_TX_BITRATE) |
916 BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG);
5e6e3a92
BZ		 917
918 /* Get signal information from the firmware */
fa0ecbb9
BZ		 919 if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
920 HostCmd_ACT_GEN_GET, 0, NULL, true)) {
958a4a86
AK		 921 dev_err(priv->adapter->dev, "failed to get signal information\n");
922 return -EFAULT;
5e6e3a92
BZ		 923 }
924
925 if (mwifiex_drv_get_data_rate(priv, &rate)) {
926 dev_err(priv->adapter->dev, "getting data rate\n");
958a4a86 927 return -EFAULT;
5e6e3a92
BZ		 928 }
929
caf60a6c 930 /* Get DTIM period information from firmware */
fa0ecbb9
BZ		 931 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
932 HostCmd_ACT_GEN_GET, DTIM_PERIOD_I,
933 &priv->dtim_period, true);
caf60a6c 934
a5f39056 935 mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate);
4ec6f9c0 936
7013d3e2 937 sinfo->signal_avg = priv->bcn_rssi_avg;
5e6e3a92
BZ		 938 sinfo->rx_bytes = priv->stats.rx_bytes;
939 sinfo->tx_bytes = priv->stats.tx_bytes;
940 sinfo->rx_packets = priv->stats.rx_packets;
941 sinfo->tx_packets = priv->stats.tx_packets;
958a4a86 942 sinfo->signal = priv->bcn_rssi_avg;
4ec6f9c0 943 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
006606c0 944 sinfo->txrate.legacy = rate * 5;
5e6e3a92 945
c4f3b972 946 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
319090bf 947 sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM);
c4f3b972
AK		 948 sinfo->bss_param.flags = 0;
949 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
950 WLAN_CAPABILITY_SHORT_PREAMBLE)
951 sinfo->bss_param.flags |=
952 BSS_PARAM_FLAGS_SHORT_PREAMBLE;
953 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
954 WLAN_CAPABILITY_SHORT_SLOT_TIME)
955 sinfo->bss_param.flags |=
956 BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
caf60a6c 957 sinfo->bss_param.dtim_period = priv->dtim_period;
c4f3b972
AK		 958 sinfo->bss_param.beacon_interval =
959 priv->curr_bss_params.bss_descriptor.beacon_period;
960 }
961
958a4a86 962 return 0;
5e6e3a92
BZ		 963}
964
965/*
966 * CFG802.11 operation handler to get station information.
967 *
968 * This function only works in connected mode, and dumps the
969 * requested station information, if available.
970 */
971static int
972mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 973 const u8 *mac, struct station_info *sinfo)
5e6e3a92
BZ		 974{
975 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 976
5e6e3a92
BZ		 977 if (!priv->media_connected)
978 return -ENOENT;
979 if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
980 return -ENOENT;
981
636c4598 982 return mwifiex_dump_station_info(priv, sinfo);
5e6e3a92
BZ		 983}
984
f85aae6b
AK		 985/*
986 * CFG802.11 operation handler to dump station information.
987 */
988static int
989mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
990 int idx, u8 *mac, struct station_info *sinfo)
991{
992 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
993
994 if (!priv->media_connected || idx)
995 return -ENOENT;
996
997 memcpy(mac, priv->cfg_bssid, ETH_ALEN);
998
999 return mwifiex_dump_station_info(priv, sinfo);
1000}
1001
6bc6c49f
XH		 1002static int
1003mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
1004 int idx, struct survey_info *survey)
1005{
1006 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1007 struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats;
1008 enum ieee80211_band band;
1009
1010 dev_dbg(priv->adapter->dev, "dump_survey idx=%d\n", idx);
1011
1012 memset(survey, 0, sizeof(struct survey_info));
1013
1014 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1015 priv->media_connected && idx == 0) {
1016 u8 curr_bss_band = priv->curr_bss_params.band;
1017 u32 chan = priv->curr_bss_params.bss_descriptor.channel;
1018
1019 band = mwifiex_band_to_radio_type(curr_bss_band);
1020 survey->channel = ieee80211_get_channel(wiphy,
1021 ieee80211_channel_to_frequency(chan, band));
1022
1023 if (priv->bcn_nf_last) {
1024 survey->filled = SURVEY_INFO_NOISE_DBM;
1025 survey->noise = priv->bcn_nf_last;
1026 }
1027 return 0;
1028 }
1029
1030 if (idx >= priv->adapter->num_in_chan_stats)
1031 return -ENOENT;
1032
1033 if (!pchan_stats[idx].cca_scan_dur)
1034 return 0;
1035
1036 band = pchan_stats[idx].bandcfg;
1037 survey->channel = ieee80211_get_channel(wiphy,
1038 ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band));
1039 survey->filled = SURVEY_INFO_NOISE_DBM |
4ed20beb
JB		 1040 SURVEY_INFO_TIME |
1041 SURVEY_INFO_TIME_BUSY;
6bc6c49f 1042 survey->noise = pchan_stats[idx].noise;
4ed20beb
JB		 1043 survey->time = pchan_stats[idx].cca_scan_dur;
1044 survey->time_busy = pchan_stats[idx].cca_busy_dur;
6bc6c49f
XH		 1045
1046 return 0;
1047}
1048
5e6e3a92 1049/* Supported rates to be advertised to the cfg80211 */
5e6e3a92
BZ		 1050static struct ieee80211_rate mwifiex_rates[] = {
1051 {.bitrate = 10, .hw_value = 2, },
1052 {.bitrate = 20, .hw_value = 4, },
1053 {.bitrate = 55, .hw_value = 11, },
1054 {.bitrate = 110, .hw_value = 22, },
5e6e3a92
BZ		 1055 {.bitrate = 60, .hw_value = 12, },
1056 {.bitrate = 90, .hw_value = 18, },
1057 {.bitrate = 120, .hw_value = 24, },
1058 {.bitrate = 180, .hw_value = 36, },
1059 {.bitrate = 240, .hw_value = 48, },
1060 {.bitrate = 360, .hw_value = 72, },
1061 {.bitrate = 480, .hw_value = 96, },
1062 {.bitrate = 540, .hw_value = 108, },
5e6e3a92
BZ		 1063};
1064
1065/* Channel definitions to be advertised to cfg80211 */
5e6e3a92
BZ		 1066static struct ieee80211_channel mwifiex_channels_2ghz[] = {
1067 {.center_freq = 2412, .hw_value = 1, },
1068 {.center_freq = 2417, .hw_value = 2, },
1069 {.center_freq = 2422, .hw_value = 3, },
1070 {.center_freq = 2427, .hw_value = 4, },
1071 {.center_freq = 2432, .hw_value = 5, },
1072 {.center_freq = 2437, .hw_value = 6, },
1073 {.center_freq = 2442, .hw_value = 7, },
1074 {.center_freq = 2447, .hw_value = 8, },
1075 {.center_freq = 2452, .hw_value = 9, },
1076 {.center_freq = 2457, .hw_value = 10, },
1077 {.center_freq = 2462, .hw_value = 11, },
1078 {.center_freq = 2467, .hw_value = 12, },
1079 {.center_freq = 2472, .hw_value = 13, },
1080 {.center_freq = 2484, .hw_value = 14, },
1081};
1082
1083static struct ieee80211_supported_band mwifiex_band_2ghz = {
1084 .channels = mwifiex_channels_2ghz,
1085 .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
1086 .bitrates = mwifiex_rates,
8763848e 1087 .n_bitrates = ARRAY_SIZE(mwifiex_rates),
5e6e3a92
BZ		 1088};
1089
1090static struct ieee80211_channel mwifiex_channels_5ghz[] = {
1091 {.center_freq = 5040, .hw_value = 8, },
1092 {.center_freq = 5060, .hw_value = 12, },
1093 {.center_freq = 5080, .hw_value = 16, },
1094 {.center_freq = 5170, .hw_value = 34, },
1095 {.center_freq = 5190, .hw_value = 38, },
1096 {.center_freq = 5210, .hw_value = 42, },
1097 {.center_freq = 5230, .hw_value = 46, },
1098 {.center_freq = 5180, .hw_value = 36, },
1099 {.center_freq = 5200, .hw_value = 40, },
1100 {.center_freq = 5220, .hw_value = 44, },
1101 {.center_freq = 5240, .hw_value = 48, },
1102 {.center_freq = 5260, .hw_value = 52, },
1103 {.center_freq = 5280, .hw_value = 56, },
1104 {.center_freq = 5300, .hw_value = 60, },
1105 {.center_freq = 5320, .hw_value = 64, },
1106 {.center_freq = 5500, .hw_value = 100, },
1107 {.center_freq = 5520, .hw_value = 104, },
1108 {.center_freq = 5540, .hw_value = 108, },
1109 {.center_freq = 5560, .hw_value = 112, },
1110 {.center_freq = 5580, .hw_value = 116, },
1111 {.center_freq = 5600, .hw_value = 120, },
1112 {.center_freq = 5620, .hw_value = 124, },
1113 {.center_freq = 5640, .hw_value = 128, },
1114 {.center_freq = 5660, .hw_value = 132, },
1115 {.center_freq = 5680, .hw_value = 136, },
1116 {.center_freq = 5700, .hw_value = 140, },
1117 {.center_freq = 5745, .hw_value = 149, },
1118 {.center_freq = 5765, .hw_value = 153, },
1119 {.center_freq = 5785, .hw_value = 157, },
1120 {.center_freq = 5805, .hw_value = 161, },
1121 {.center_freq = 5825, .hw_value = 165, },
1122};
1123
1124static struct ieee80211_supported_band mwifiex_band_5ghz = {
1125 .channels = mwifiex_channels_5ghz,
1126 .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz),
eb416ad3
AP		 1127 .bitrates = mwifiex_rates + 4,
1128 .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4,
5e6e3a92
BZ		 1129};
1130
1131
1132/* Supported crypto cipher suits to be advertised to cfg80211 */
5e6e3a92
BZ		 1133static const u32 mwifiex_cipher_suites[] = {
1134 WLAN_CIPHER_SUITE_WEP40,
1135 WLAN_CIPHER_SUITE_WEP104,
1136 WLAN_CIPHER_SUITE_TKIP,
1137 WLAN_CIPHER_SUITE_CCMP,
53b11231 1138 WLAN_CIPHER_SUITE_AES_CMAC,
5e6e3a92
BZ		 1139};
1140
83719be8
SP		 1141/* Supported mgmt frame types to be advertised to cfg80211 */
1142static const struct ieee80211_txrx_stypes
1143mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = {
1144 [NL80211_IFTYPE_STATION] = {
1145 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1146 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1147 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1148 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1149 },
1150 [NL80211_IFTYPE_AP] = {
1151 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1152 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1153 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1154 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1155 },
1156 [NL80211_IFTYPE_P2P_CLIENT] = {
1157 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1158 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1159 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1160 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1161 },
1162 [NL80211_IFTYPE_P2P_GO] = {
1163 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1164 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1165 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1166 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1167 },
1168};
1169
5d82c53a
YAP		 1170/*
1171 * CFG802.11 operation handler for setting bit rates.
1172 *
433c3990
AK		 1173 * Function configures data rates to firmware using bitrate mask
1174 * provided by cfg80211.
5d82c53a
YAP		 1175 */
1176static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
1177 struct net_device *dev,
1178 const u8 *peer,
1179 const struct cfg80211_bitrate_mask *mask)
1180{
5d82c53a 1181 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
433c3990
AK		 1182 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
1183 enum ieee80211_band band;
c44379e2 1184 struct mwifiex_adapter *adapter = priv->adapter;
5d82c53a 1185
433c3990 1186 if (!priv->media_connected) {
c44379e2 1187 dev_err(adapter->dev,
433c3990
AK		 1188 "Can not set Tx data rate in disconnected state\n");
1189 return -EINVAL;
5d82c53a
YAP		 1190 }
1191
433c3990 1192 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
5d82c53a 1193
433c3990 1194 memset(bitmap_rates, 0, sizeof(bitmap_rates));
5d82c53a 1195
433c3990
AK		 1196 /* Fill HR/DSSS rates. */
1197 if (band == IEEE80211_BAND_2GHZ)
1198 bitmap_rates[0] = mask->control[band].legacy & 0x000f;
5d82c53a 1199
433c3990
AK		 1200 /* Fill OFDM rates */
1201 if (band == IEEE80211_BAND_2GHZ)
1202 bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
1203 else
1204 bitmap_rates[1] = mask->control[band].legacy;
1205
d1e33e65
JD		 1206 /* Fill HT MCS rates */
1207 bitmap_rates[2] = mask->control[band].ht_mcs[0];
c44379e2 1208 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
d1e33e65 1209 bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8;
433c3990 1210
c44379e2
AK		 1211 /* Fill VHT MCS rates */
1212 if (adapter->fw_api_ver == MWIFIEX_FW_V15) {
1213 bitmap_rates[10] = mask->control[band].vht_mcs[0];
1214 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1215 bitmap_rates[11] = mask->control[band].vht_mcs[1];
1216 }
1217
fa0ecbb9
BZ		 1218 return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
1219 HostCmd_ACT_GEN_SET, 0, bitmap_rates, true);
5d82c53a
YAP		 1220}
1221
fa444bf8
AK		 1222/*
1223 * CFG802.11 operation handler for connection quality monitoring.
1224 *
1225 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1226 * events to FW.
1227 */
1228static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
1229 struct net_device *dev,
1230 s32 rssi_thold, u32 rssi_hyst)
1231{
1232 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1233 struct mwifiex_ds_misc_subsc_evt subsc_evt;
1234
1235 priv->cqm_rssi_thold = rssi_thold;
1236 priv->cqm_rssi_hyst = rssi_hyst;
1237
1238 memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
1239 subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
1240
1241 /* Subscribe/unsubscribe low and high rssi events */
1242 if (rssi_thold && rssi_hyst) {
1243 subsc_evt.action = HostCmd_ACT_BITWISE_SET;
1244 subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold);
1245 subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold);
1246 subsc_evt.bcn_l_rssi_cfg.evt_freq = 1;
1247 subsc_evt.bcn_h_rssi_cfg.evt_freq = 1;
fa0ecbb9
BZ		 1248 return mwifiex_send_cmd(priv,
1249 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1250 0, 0, &subsc_evt, true);
fa444bf8
AK		 1251 } else {
1252 subsc_evt.action = HostCmd_ACT_BITWISE_CLR;
fa0ecbb9
BZ		 1253 return mwifiex_send_cmd(priv,
1254 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1255 0, 0, &subsc_evt, true);
fa444bf8
AK		 1256 }
1257
1258 return 0;
1259}
1260
5370c836
AP		 1261/* cfg80211 operation handler for change_beacon.
1262 * Function retrieves and sets modified management IEs to FW.
1263 */
1264static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy,
1265 struct net_device *dev,
1266 struct cfg80211_beacon_data *data)
1267{
1268 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1269
9197ab9e 1270 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) {
5370c836
AP		 1271 wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__);
1272 return -EINVAL;
1273 }
1274
1275 if (!priv->bss_started) {
1276 wiphy_err(wiphy, "%s: bss not started\n", __func__);
1277 return -EINVAL;
1278 }
1279
1280 if (mwifiex_set_mgmt_ies(priv, data)) {
1281 wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__);
1282 return -EFAULT;
1283 }
1284
1285 return 0;
1286}
1287
0f9e9b8b
AP		 1288/* cfg80211 operation handler for del_station.
1289 * Function deauthenticates station which value is provided in mac parameter.
1290 * If mac is NULL/broadcast, all stations in associated station list are
1291 * deauthenticated. If bss is not started or there are no stations in
1292 * associated stations list, no action is taken.
1293 */
1294static int
1295mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
89c771e5 1296 struct station_del_parameters *params)
0f9e9b8b
AP		 1297{
1298 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1299 struct mwifiex_sta_node *sta_node;
fc99dd08 1300 u8 deauth_mac[ETH_ALEN];
0f9e9b8b
AP		 1301 unsigned long flags;
1302
1303 if (list_empty(&priv->sta_list) || !priv->bss_started)
1304 return 0;
1305
fc99dd08
AP		 1306 if (!params->mac || is_broadcast_ether_addr(params->mac))
1307 return 0;
1308
1309 wiphy_dbg(wiphy, "%s: mac address %pM\n", __func__, params->mac);
1310
1311 memset(deauth_mac, 0, ETH_ALEN);
1312
1313 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
1314 sta_node = mwifiex_get_sta_entry(priv, params->mac);
1315 if (sta_node)
1316 ether_addr_copy(deauth_mac, params->mac);
1317 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
1318
1319 if (is_valid_ether_addr(deauth_mac)) {
1320 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH,
1321 HostCmd_ACT_GEN_SET, 0,
1322 deauth_mac, true))
1323 return -1;
0f9e9b8b
AP		 1324 }
1325
1326 return 0;
1327}
1328
8a279d5b
AK		 1329static int
1330mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
1331{
1332 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1333 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1334 MWIFIEX_BSS_ROLE_ANY);
1335 struct mwifiex_ds_ant_cfg ant_cfg;
1336
1337 if (!tx_ant || !rx_ant)
1338 return -EOPNOTSUPP;
1339
1340 if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) {
1341 /* Not a MIMO chip. User should provide specific antenna number
1342 * for Tx/Rx path or enable all antennas for diversity
1343 */
1344 if (tx_ant != rx_ant)
1345 return -EOPNOTSUPP;
1346
1347 if ((tx_ant & (tx_ant - 1)) &&
1348 (tx_ant != BIT(adapter->number_of_antenna) - 1))
1349 return -EOPNOTSUPP;
1350
1351 if ((tx_ant == BIT(adapter->number_of_antenna) - 1) &&
1352 (priv->adapter->number_of_antenna > 1)) {
1353 tx_ant = RF_ANTENNA_AUTO;
1354 rx_ant = RF_ANTENNA_AUTO;
1355 }
a5333914
AK		 1356 } else {
1357 struct ieee80211_sta_ht_cap *ht_info;
1358 int rx_mcs_supp;
1359 enum ieee80211_band band;
1360
1361 if ((tx_ant == 0x1 && rx_ant == 0x1)) {
1362 adapter->user_dev_mcs_support = HT_STREAM_1X1;
1363 if (adapter->is_hw_11ac_capable)
1364 adapter->usr_dot_11ac_mcs_support =
1365 MWIFIEX_11AC_MCS_MAP_1X1;
1366 } else {
1367 adapter->user_dev_mcs_support = HT_STREAM_2X2;
1368 if (adapter->is_hw_11ac_capable)
1369 adapter->usr_dot_11ac_mcs_support =
1370 MWIFIEX_11AC_MCS_MAP_2X2;
1371 }
1372
1373 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1374 if (!adapter->wiphy->bands[band])
1375 continue;
1376
1377 ht_info = &adapter->wiphy->bands[band]->ht_cap;
1378 rx_mcs_supp =
1379 GET_RXMCSSUPP(adapter->user_dev_mcs_support);
1380 memset(&ht_info->mcs, 0, adapter->number_of_antenna);
1381 memset(&ht_info->mcs, 0xff, rx_mcs_supp);
1382 }
8a279d5b
AK		 1383 }
1384
1385 ant_cfg.tx_ant = tx_ant;
1386 ant_cfg.rx_ant = rx_ant;
1387
fa0ecbb9
BZ		 1388 return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA,
1389 HostCmd_ACT_GEN_SET, 0, &ant_cfg, true);
8a279d5b
AK		 1390}
1391
12190c5d
AP		 1392/* cfg80211 operation handler for stop ap.
1393 * Function stops BSS running at uAP interface.
1394 */
1395static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1396{
1397 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1398
40bbc21a
AP		 1399 if (mwifiex_del_mgmt_ies(priv))
1400 wiphy_err(wiphy, "Failed to delete mgmt IEs!\n");
1401
c8258913
AP		 1402 priv->ap_11n_enabled = 0;
1403
fa0ecbb9
BZ		 1404 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
1405 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
12190c5d
AP		 1406 wiphy_err(wiphy, "Failed to stop the BSS\n");
1407 return -1;
1408 }
1409
1410 return 0;
1411}
1412
1413/* cfg80211 operation handler for start_ap.
1414 * Function sets beacon period, DTIM period, SSID and security into
1415 * AP config structure.
1416 * AP is configured with these settings and BSS is started.
1417 */
1418static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
1419 struct net_device *dev,
1420 struct cfg80211_ap_settings *params)
1421{
1422 struct mwifiex_uap_bss_param *bss_cfg;
1423 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
05910f4a 1424 u8 config_bands = 0;
12190c5d 1425
9197ab9e 1426 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
f752dcd5 1427 return -1;
adb6ed0c 1428 if (mwifiex_set_mgmt_ies(priv, &params->beacon))
f31acabe 1429 return -1;
f752dcd5 1430
12190c5d
AP		 1431 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
1432 if (!bss_cfg)
1433 return -ENOMEM;
1434
1435 mwifiex_set_sys_config_invalid_data(bss_cfg);
1436
1437 if (params->beacon_interval)
1438 bss_cfg->beacon_period = params->beacon_interval;
1439 if (params->dtim_period)
1440 bss_cfg->dtim_period = params->dtim_period;
1441
1442 if (params->ssid && params->ssid_len) {
1443 memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
1444 bss_cfg->ssid.ssid_len = params->ssid_len;
1445 }
1446
7a1c9934
AP		 1447 switch (params->hidden_ssid) {
1448 case NL80211_HIDDEN_SSID_NOT_IN_USE:
1449 bss_cfg->bcast_ssid_ctl = 1;
1450 break;
1451 case NL80211_HIDDEN_SSID_ZERO_LEN:
1452 bss_cfg->bcast_ssid_ctl = 0;
1453 break;
1454 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
1455 /* firmware doesn't support this type of hidden SSID */
1456 default:
b3190466 1457 kfree(bss_cfg);
7a1c9934
AP		 1458 return -EINVAL;
1459 }
1460
683b6d3b
JB		 1461 bss_cfg->channel = ieee80211_frequency_to_channel(
1462 params->chandef.chan->center_freq);
0abd79e5 1463
05910f4a 1464 /* Set appropriate bands */
683b6d3b 1465 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
a3c2c4f6 1466 bss_cfg->band_cfg = BAND_CONFIG_BG;
a5f39056 1467 config_bands = BAND_B | BAND_G;
a3c2c4f6 1468
a5f39056
YAP		 1469 if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
1470 config_bands |= BAND_GN;
05910f4a 1471 } else {
a3c2c4f6 1472 bss_cfg->band_cfg = BAND_CONFIG_A;
a5f39056 1473 config_bands = BAND_A;
a3c2c4f6 1474
a5f39056
YAP		 1475 if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
1476 config_bands |= BAND_AN;
1477
1478 if (params->chandef.width > NL80211_CHAN_WIDTH_40)
1479 config_bands |= BAND_AAC;
0abd79e5
AP		 1480 }
1481
05910f4a
AK		 1482 if (!((config_bands | priv->adapter->fw_bands) &
1483 ~priv->adapter->fw_bands))
1484 priv->adapter->config_bands = config_bands;
1485
a3c2c4f6 1486 mwifiex_set_uap_rates(bss_cfg, params);
05910f4a
AK		 1487 mwifiex_send_domain_info_cmd_fw(wiphy);
1488
f752dcd5
AP		 1489 if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
1490 kfree(bss_cfg);
1491 wiphy_err(wiphy, "Failed to parse secuirty parameters!\n");
1492 return -1;
1493 }
1494
22281256 1495 mwifiex_set_ht_params(priv, bss_cfg, params);
83c78da9
YAP		 1496
1497 if (priv->adapter->is_hw_11ac_capable) {
1498 mwifiex_set_vht_params(priv, bss_cfg, params);
1499 mwifiex_set_vht_width(priv, params->chandef.width,
1500 priv->ap_11ac_enabled);
1501 }
1502
2b6254da
AP		 1503 if (priv->ap_11ac_enabled)
1504 mwifiex_set_11ac_ba_params(priv);
1505 else
1506 mwifiex_set_ba_params(priv);
1507
54428c57 1508 mwifiex_set_wmm_params(priv, bss_cfg, params);
22281256 1509
8b4509f6
KG		 1510 if (params->inactivity_timeout > 0) {
1511 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
1512 bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout;
1513 bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout;
1514 }
1515
fa0ecbb9
BZ		 1516 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
1517 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
12190c5d
AP		 1518 wiphy_err(wiphy, "Failed to stop the BSS\n");
1519 kfree(bss_cfg);
1520 return -1;
1521 }
1522
fa0ecbb9
BZ		 1523 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG,
1524 HostCmd_ACT_GEN_SET,
1525 UAP_BSS_PARAMS_I, bss_cfg, false)) {
12190c5d
AP		 1526 wiphy_err(wiphy, "Failed to set the SSID\n");
1527 kfree(bss_cfg);
1528 return -1;
1529 }
1530
1531 kfree(bss_cfg);
1532
fa0ecbb9
BZ		 1533 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START,
1534 HostCmd_ACT_GEN_SET, 0, NULL, false)) {
12190c5d
AP		 1535 wiphy_err(wiphy, "Failed to start the BSS\n");
1536 return -1;
1537 }
1538
96893538
AP		 1539 if (priv->sec_info.wep_enabled)
1540 priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE;
1541 else
1542 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE;
1543
fa0ecbb9
BZ		 1544 if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
1545 HostCmd_ACT_GEN_SET, 0,
1546 &priv->curr_pkt_filter, true))
96893538
AP		 1547 return -1;
1548
12190c5d
AP		 1549 return 0;
1550}
1551
5e6e3a92
BZ		 1552/*
1553 * CFG802.11 operation handler for disconnection request.
1554 *
1555 * This function does not work when there is already a disconnection
1556 * procedure going on.
1557 */
1558static int
1559mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
1560 u16 reason_code)
1561{
1562 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1563
600f5d90 1564 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 1565 return -EFAULT;
1566
1567 wiphy_dbg(wiphy, "info: successfully disconnected from %pM:"
1568 " reason code %d\n", priv->cfg_bssid, reason_code);
1569
38c9d664 1570 memset(priv->cfg_bssid, 0, ETH_ALEN);
587b36d3 1571 priv->hs2_enabled = false;
5e6e3a92
BZ		 1572
1573 return 0;
1574}
1575
1576/*
1577 * This function informs the CFG802.11 subsystem of a new IBSS.
1578 *
1579 * The following information are sent to the CFG802.11 subsystem
1580 * to register the new IBSS. If we do not register the new IBSS,
1581 * a kernel panic will result.
1582 * - SSID
1583 * - SSID length
1584 * - BSSID
1585 * - Channel
1586 */
1587static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
1588{
5e6e3a92
BZ		 1589 struct ieee80211_channel *chan;
1590 struct mwifiex_bss_info bss_info;
aa95a48d 1591 struct cfg80211_bss *bss;
270e58e8 1592 int ie_len;
5e6e3a92 1593 u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
4ed5d521 1594 enum ieee80211_band band;
5e6e3a92 1595
636c4598
YAP		 1596 if (mwifiex_get_bss_info(priv, &bss_info))
1597 return -1;
5e6e3a92
BZ		 1598
1599 ie_buf[0] = WLAN_EID_SSID;
1600 ie_buf[1] = bss_info.ssid.ssid_len;
1601
1602 memcpy(&ie_buf[sizeof(struct ieee_types_header)],
aea0701e 1603 &bss_info.ssid.ssid, bss_info.ssid.ssid_len);
5e6e3a92
BZ		 1604 ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
1605
4ed5d521 1606 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
5e6e3a92
BZ		 1607 chan = __ieee80211_get_channel(priv->wdev->wiphy,
1608 ieee80211_channel_to_frequency(bss_info.bss_chan,
4ed5d521 1609 band));
5e6e3a92 1610
aa95a48d 1611 bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
5bc8c1f2 1612 CFG80211_BSS_FTYPE_UNKNOWN,
aea0701e
YAP		 1613 bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
1614 0, ie_buf, ie_len, 0, GFP_KERNEL);
5b112d3d 1615 cfg80211_put_bss(priv->wdev->wiphy, bss);
5e6e3a92
BZ		 1616 memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
1617
636c4598 1618 return 0;
5e6e3a92
BZ		 1619}
1620
5e6e3a92
BZ		 1621/*
1622 * This function connects with a BSS.
1623 *
1624 * This function handles both Infra and Ad-Hoc modes. It also performs
1625 * validity checking on the provided parameters, disconnects from the
1626 * current BSS (if any), sets up the association/scan parameters,
1627 * including security settings, and performs specific SSID scan before
1628 * trying to connect.
1629 *
1630 * For Infra mode, the function returns failure if the specified SSID
1631 * is not found in scan table. However, for Ad-Hoc mode, it can create
1632 * the IBSS if it does not exist. On successful completion in either case,
7c6fa2a8 1633 * the function notifies the CFG802.11 subsystem of the new BSS connection.
5e6e3a92
BZ		 1634 */
1635static int
664834de
JM		 1636mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len,
1637 const u8 *ssid, const u8 *bssid, int mode,
1638 struct ieee80211_channel *channel,
5e6e3a92
BZ		 1639 struct cfg80211_connect_params *sme, bool privacy)
1640{
b9be5f39 1641 struct cfg80211_ssid req_ssid;
270e58e8 1642 int ret, auth_type = 0;
7c6fa2a8 1643 struct cfg80211_bss *bss = NULL;
d7b9c520 1644 u8 is_scanning_required = 0;
5e6e3a92 1645
b9be5f39 1646 memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
5e6e3a92
BZ		 1647
1648 req_ssid.ssid_len = ssid_len;
1649 if (ssid_len > IEEE80211_MAX_SSID_LEN) {
1650 dev_err(priv->adapter->dev, "invalid SSID - aborting\n");
1651 return -EINVAL;
1652 }
1653
1654 memcpy(req_ssid.ssid, ssid, ssid_len);
1655 if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
1656 dev_err(priv->adapter->dev, "invalid SSID - aborting\n");
1657 return -EINVAL;
1658 }
1659
6670f15b
AK		 1660 /* As this is new association, clear locally stored
1661 * keys and security related flags */
1662 priv->sec_info.wpa_enabled = false;
1663 priv->sec_info.wpa2_enabled = false;
1664 priv->wep_key_curr_index = 0;
00f157b4 1665 priv->sec_info.encryption_mode = 0;
a0f6d6ca 1666 priv->sec_info.is_authtype_auto = 0;
53b11231 1667 ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
5e6e3a92 1668
eecd8250 1669 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1670 /* "privacy" is set only for ad-hoc mode */
1671 if (privacy) {
1672 /*
2be50b8d 1673 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
5e6e3a92
BZ		 1674 * the firmware can find a matching network from the
1675 * scan. The cfg80211 does not give us the encryption
1676 * mode at this stage so just setting it to WEP here.
1677 */
203afeca 1678 priv->sec_info.encryption_mode =
2be50b8d 1679 WLAN_CIPHER_SUITE_WEP104;
203afeca 1680 priv->sec_info.authentication_mode =
f986b6d5 1681 NL80211_AUTHTYPE_OPEN_SYSTEM;
5e6e3a92
BZ		 1682 }
1683
1684 goto done;
1685 }
1686
1687 /* Now handle infra mode. "sme" is valid for infra mode only */
a0f6d6ca 1688 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) {
f986b6d5 1689 auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
a0f6d6ca
AK		 1690 priv->sec_info.is_authtype_auto = 1;
1691 } else {
1692 auth_type = sme->auth_type;
1693 }
5e6e3a92
BZ		 1694
1695 if (sme->crypto.n_ciphers_pairwise) {
2be50b8d
YAP		 1696 priv->sec_info.encryption_mode =
1697 sme->crypto.ciphers_pairwise[0];
203afeca 1698 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 1699 }
1700
1701 if (sme->crypto.cipher_group) {
2be50b8d 1702 priv->sec_info.encryption_mode = sme->crypto.cipher_group;
203afeca 1703 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 1704 }
1705 if (sme->ie)
1706 ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
1707
1708 if (sme->key) {
e6faada5 1709 if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) {
5e6e3a92
BZ		 1710 dev_dbg(priv->adapter->dev,
1711 "info: setting wep encryption"
1712 " with key len %d\n", sme->key_len);
6670f15b 1713 priv->wep_key_curr_index = sme->key_idx;
53b11231
YL		 1714 ret = mwifiex_set_encode(priv, NULL, sme->key,
1715 sme->key_len, sme->key_idx,
1716 NULL, 0);
5e6e3a92
BZ		 1717 }
1718 }
1719done:
7c6fa2a8
AK		 1720 /*
1721 * Scan entries are valid for some time (15 sec). So we can save one
1722 * active scan time if we just try cfg80211_get_bss first. If it fails
1723 * then request scan and cfg80211_get_bss() again for final output.
1724 */
1725 while (1) {
1726 if (is_scanning_required) {
1727 /* Do specific SSID scanning */
1728 if (mwifiex_request_scan(priv, &req_ssid)) {
1729 dev_err(priv->adapter->dev, "scan error\n");
1730 return -EFAULT;
1731 }
1732 }
5e6e3a92 1733
7c6fa2a8
AK		 1734 /* Find the BSS we want using available scan results */
1735 if (mode == NL80211_IFTYPE_ADHOC)
1736 bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
1737 bssid, ssid, ssid_len,
1738 WLAN_CAPABILITY_IBSS,
1739 WLAN_CAPABILITY_IBSS);
1740 else
1741 bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
1742 bssid, ssid, ssid_len,
1743 WLAN_CAPABILITY_ESS,
1744 WLAN_CAPABILITY_ESS);
1745
1746 if (!bss) {
1747 if (is_scanning_required) {
aea0701e
YAP		 1748 dev_warn(priv->adapter->dev,
1749 "assoc: requested bss not found in scan results\n");
7c6fa2a8
AK		 1750 break;
1751 }
1752 is_scanning_required = 1;
1753 } else {
aea0701e
YAP		 1754 dev_dbg(priv->adapter->dev,
1755 "info: trying to associate to '%s' bssid %pM\n",
1756 (char *) req_ssid.ssid, bss->bssid);
7c6fa2a8
AK		 1757 memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN);
1758 break;
1759 }
5e6e3a92
BZ		 1760 }
1761
06975884
AK		 1762 ret = mwifiex_bss_start(priv, bss, &req_ssid);
1763 if (ret)
1764 return ret;
5e6e3a92 1765
eecd8250 1766 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1767 /* Inform the BSS information to kernel, otherwise
1768 * kernel will give a panic after successful assoc */
1769 if (mwifiex_cfg80211_inform_ibss_bss(priv))
1770 return -EFAULT;
1771 }
1772
1773 return ret;
1774}
1775
1776/*
1777 * CFG802.11 operation handler for association request.
1778 *
1779 * This function does not work when the current mode is set to Ad-Hoc, or
1780 * when there is already an association procedure going on. The given BSS
1781 * information is used to associate.
1782 */
1783static int
1784mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
1785 struct cfg80211_connect_params *sme)
1786{
1787 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
8bc77a4d 1788 int ret;
5e6e3a92 1789
953b3539 1790 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) {
8bc77a4d 1791 wiphy_err(wiphy,
953b3539 1792 "%s: reject infra assoc request in non-STA role\n",
8bc77a4d
BZ		 1793 dev->name);
1794 return -EINVAL;
e568634a
AP		 1795 }
1796
71954f24
UR		 1797 if (priv->wdev && priv->wdev->current_bss) {
1798 wiphy_warn(wiphy, "%s: already connected\n", dev->name);
1799 return -EALREADY;
1800 }
1801
5e6e3a92 1802 wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n",
aea0701e 1803 (char *) sme->ssid, sme->bssid);
5e6e3a92
BZ		 1804
1805 ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid,
eecd8250 1806 priv->bss_mode, sme->channel, sme, 0);
38c9d664
AK		 1807 if (!ret) {
1808 cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0,
1809 NULL, 0, WLAN_STATUS_SUCCESS,
1810 GFP_KERNEL);
1811 dev_dbg(priv->adapter->dev,
1812 "info: associated to bssid %pM successfully\n",
1813 priv->cfg_bssid);
9927baa3
AP		 1814 if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) &&
1815 priv->adapter->auto_tdls &&
1816 priv->bss_type == MWIFIEX_BSS_TYPE_STA)
1817 mwifiex_setup_auto_tdls_timer(priv);
38c9d664
AK		 1818 } else {
1819 dev_dbg(priv->adapter->dev,
1820 "info: association to bssid %pM failed\n",
1821 priv->cfg_bssid);
1822 memset(priv->cfg_bssid, 0, ETH_ALEN);
06975884
AK		 1823
1824 if (ret > 0)
1825 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
1826 NULL, 0, NULL, 0, ret,
1827 GFP_KERNEL);
1828 else
1829 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
1830 NULL, 0, NULL, 0,
1831 WLAN_STATUS_UNSPECIFIED_FAILURE,
1832 GFP_KERNEL);
38c9d664
AK		 1833 }
1834
06975884 1835 return 0;
5e6e3a92
BZ		 1836}
1837
05910f4a
AK		 1838/*
1839 * This function sets following parameters for ibss network.
1840 * - channel
1841 * - start band
1842 * - 11n flag
1843 * - secondary channel offset
1844 */
1845static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
1846 struct cfg80211_ibss_params *params)
1847{
1848 struct wiphy *wiphy = priv->wdev->wiphy;
1849 struct mwifiex_adapter *adapter = priv->adapter;
1850 int index = 0, i;
1851 u8 config_bands = 0;
1852
683b6d3b 1853 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
05910f4a
AK		 1854 if (!params->basic_rates) {
1855 config_bands = BAND_B | BAND_G;
1856 } else {
1857 for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
1858 /*
1859 * Rates below 6 Mbps in the table are CCK
1860 * rates; 802.11b and from 6 they are OFDM;
1861 * 802.11G
1862 */
1863 if (mwifiex_rates[i].bitrate == 60) {
1864 index = 1 << i;
1865 break;
1866 }
1867 }
1868
1869 if (params->basic_rates < index) {
1870 config_bands = BAND_B;
1871 } else {
1872 config_bands = BAND_G;
1873 if (params->basic_rates % index)
1874 config_bands |= BAND_B;
1875 }
1876 }
1877
683b6d3b
JB		 1878 if (cfg80211_get_chandef_type(&params->chandef) !=
1879 NL80211_CHAN_NO_HT)
3b86acb8 1880 config_bands |= BAND_G | BAND_GN;
05910f4a 1881 } else {
c3ff0b2d 1882 if (cfg80211_get_chandef_type(&params->chandef) ==
683b6d3b 1883 NL80211_CHAN_NO_HT)
05910f4a
AK		 1884 config_bands = BAND_A;
1885 else
1886 config_bands = BAND_AN | BAND_A;
1887 }
1888
1889 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
1890 adapter->config_bands = config_bands;
1891 adapter->adhoc_start_band = config_bands;
1892
1893 if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
1894 adapter->adhoc_11n_enabled = true;
1895 else
1896 adapter->adhoc_11n_enabled = false;
1897 }
1898
1899 adapter->sec_chan_offset =
683b6d3b
JB		 1900 mwifiex_chan_type_to_sec_chan_offset(
1901 cfg80211_get_chandef_type(&params->chandef));
1902 priv->adhoc_channel = ieee80211_frequency_to_channel(
1903 params->chandef.chan->center_freq);
05910f4a
AK		 1904
1905 wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n",
1906 config_bands, priv->adhoc_channel, adapter->sec_chan_offset);
1907
1908 return 0;
1909}
1910
5e6e3a92
BZ		 1911/*
1912 * CFG802.11 operation handler to join an IBSS.
1913 *
1914 * This function does not work in any mode other than Ad-Hoc, or if
1915 * a join operation is already in progress.
1916 */
1917static int
1918mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
1919 struct cfg80211_ibss_params *params)
1920{
f540f9f3 1921 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 1922 int ret = 0;
5e6e3a92 1923
eecd8250 1924 if (priv->bss_mode != NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 1925 wiphy_err(wiphy, "request to join ibss received "
1926 "when station is not in ibss mode\n");
1927 goto done;
1928 }
1929
5e6e3a92 1930 wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n",
aea0701e 1931 (char *) params->ssid, params->bssid);
5e6e3a92 1932
05910f4a
AK		 1933 mwifiex_set_ibss_params(priv, params);
1934
5e6e3a92 1935 ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
aea0701e 1936 params->bssid, priv->bss_mode,
683b6d3b
JB		 1937 params->chandef.chan, NULL,
1938 params->privacy);
5e6e3a92 1939done:
38c9d664 1940 if (!ret) {
fe94f3a4
AQ		 1941 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid,
1942 params->chandef.chan, GFP_KERNEL);
38c9d664
AK		 1943 dev_dbg(priv->adapter->dev,
1944 "info: joined/created adhoc network with bssid"
1945 " %pM successfully\n", priv->cfg_bssid);
1946 } else {
1947 dev_dbg(priv->adapter->dev,
1948 "info: failed creating/joining adhoc network\n");
1949 }
1950
5e6e3a92
BZ		 1951 return ret;
1952}
1953
1954/*
1955 * CFG802.11 operation handler to leave an IBSS.
1956 *
1957 * This function does not work if a leave operation is
1958 * already in progress.
1959 */
1960static int
1961mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
1962{
f540f9f3 1963 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 1964
5e6e3a92 1965 wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n",
aea0701e 1966 priv->cfg_bssid);
600f5d90 1967 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 1968 return -EFAULT;
1969
38c9d664 1970 memset(priv->cfg_bssid, 0, ETH_ALEN);
5e6e3a92
BZ		 1971
1972 return 0;
1973}
1974
1975/*
1976 * CFG802.11 operation handler for scan request.
1977 *
1978 * This function issues a scan request to the firmware based upon
1979 * the user specified scan configuration. On successfull completion,
1980 * it also informs the results.
1981 */
1982static int
fd014284 1983mwifiex_cfg80211_scan(struct wiphy *wiphy,
5e6e3a92
BZ		 1984 struct cfg80211_scan_request *request)
1985{
fd014284 1986 struct net_device *dev = request->wdev->netdev;
5e6e3a92 1987 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
c2476335 1988 int i, offset, ret;
38c9d664 1989 struct ieee80211_channel *chan;
ea021f56 1990 struct ieee_types_header *ie;
75ab753d 1991 struct mwifiex_user_scan_cfg *user_scan_cfg;
5e6e3a92
BZ		 1992
1993 wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name);
1994
75ab753d
AK		 1995 /* Block scan request if scan operation or scan cleanup when interface
1996 * is disabled is in process
1997 */
1998 if (priv->scan_request || priv->scan_aborting) {
f162cac8
AK		 1999 dev_err(priv->adapter->dev, "cmd: Scan already in process..\n");
2000 return -EBUSY;
2001 }
2002
75ab753d
AK		 2003 user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL);
2004 if (!user_scan_cfg)
38c9d664 2005 return -ENOMEM;
be0b281e 2006
6fcf2b10
BZ		 2007 priv->scan_request = request;
2008
75ab753d
AK		 2009 user_scan_cfg->num_ssids = request->n_ssids;
2010 user_scan_cfg->ssid_list = request->ssids;
be0b281e 2011
13d7ba78 2012 if (request->ie && request->ie_len) {
ea021f56 2013 offset = 0;
13d7ba78
AP		 2014 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2015 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2016 continue;
2017 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN;
ea021f56
SP		 2018 ie = (struct ieee_types_header *)(request->ie + offset);
2019 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2020 offset += sizeof(*ie) + ie->len;
2021
2022 if (offset >= request->ie_len)
2023 break;
13d7ba78
AP		 2024 }
2025 }
2026
901ceba4
SP		 2027 for (i = 0; i < min_t(u32, request->n_channels,
2028 MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
38c9d664 2029 chan = request->channels[i];
75ab753d
AK		 2030 user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
2031 user_scan_cfg->chan_list[i].radio_type = chan->band;
38c9d664 2032
a9c1c89e 2033 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
75ab753d 2034 user_scan_cfg->chan_list[i].scan_type =
aea0701e 2035 MWIFIEX_SCAN_TYPE_PASSIVE;
38c9d664 2036 else
75ab753d 2037 user_scan_cfg->chan_list[i].scan_type =
aea0701e 2038 MWIFIEX_SCAN_TYPE_ACTIVE;
38c9d664 2039
75ab753d 2040 user_scan_cfg->chan_list[i].scan_time = 0;
38c9d664 2041 }
c2476335 2042
cb91be87
AP		 2043 if (priv->adapter->scan_chan_gap_enabled &&
2044 mwifiex_is_any_intf_active(priv))
2045 user_scan_cfg->scan_chan_gap =
2046 priv->adapter->scan_chan_gap_time;
2047
75ab753d
AK		 2048 ret = mwifiex_scan_networks(priv, user_scan_cfg);
2049 kfree(user_scan_cfg);
c2476335
BZ		 2050 if (ret) {
2051 dev_err(priv->adapter->dev, "scan failed: %d\n", ret);
75ab753d 2052 priv->scan_aborting = false;
6fcf2b10 2053 priv->scan_request = NULL;
c2476335
BZ		 2054 return ret;
2055 }
38c9d664 2056
13d7ba78
AP		 2057 if (request->ie && request->ie_len) {
2058 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2059 if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) {
2060 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR;
2061 memset(&priv->vs_ie[i].ie, 0,
2062 MWIFIEX_MAX_VSIE_LEN);
2063 }
2064 }
2065 }
5e6e3a92
BZ		 2066 return 0;
2067}
2068
a5f39056
YAP		 2069static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
2070 struct mwifiex_private *priv)
2071{
2072 struct mwifiex_adapter *adapter = priv->adapter;
a5f39056
YAP		 2073
2074 vht_info->vht_supported = true;
2075
43283feb 2076 vht_info->cap = adapter->hw_dot_11ac_dev_cap;
a5f39056
YAP		 2077 /* Update MCS support for VHT */
2078 vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
2079 adapter->hw_dot_11ac_mcs_support & 0xFFFF);
2080 vht_info->vht_mcs.rx_highest = 0;
2081 vht_info->vht_mcs.tx_mcs_map = cpu_to_le16(
2082 adapter->hw_dot_11ac_mcs_support >> 16);
2083 vht_info->vht_mcs.tx_highest = 0;
2084}
2085
5e6e3a92
BZ		 2086/*
2087 * This function sets up the CFG802.11 specific HT capability fields
2088 * with default values.
2089 *
2090 * The following default values are set -
2091 * - HT Supported = True
a46b7b5c
AK		 2092 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2093 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2094 * - HT Capabilities supported by firmware
5e6e3a92
BZ		 2095 * - MCS information, Rx mask = 0xff
2096 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2097 */
2098static void
2099mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
2100 struct mwifiex_private *priv)
2101{
2102 int rx_mcs_supp;
2103 struct ieee80211_mcs_info mcs_set;
2104 u8 *mcs = (u8 *)&mcs_set;
2105 struct mwifiex_adapter *adapter = priv->adapter;
2106
2107 ht_info->ht_supported = true;
a46b7b5c
AK		 2108 ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2109 ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
5e6e3a92
BZ		 2110
2111 memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
5e6e3a92 2112
a46b7b5c
AK		 2113 /* Fill HT capability information */
2114 if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2115 ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2116 else
2117 ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2118
2119 if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap))
2120 ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
2121 else
2122 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20;
2123
2124 if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap))
2125 ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
2126 else
2127 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40;
2128
474a41e9
MH		 2129 if (adapter->user_dev_mcs_support == HT_STREAM_2X2)
2130 ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
a46b7b5c 2131 else
474a41e9 2132 ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
a46b7b5c
AK		 2133
2134 if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap))
2135 ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
2136 else
2137 ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
2138
dd0d83c2
AP		 2139 if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
2140 ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
2141 else
2142 ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
2143
2144 if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
2145 ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2146 else
2147 ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2148
2149 if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
2150 ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
2151 else
2152 ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
2153
a46b7b5c
AK		 2154 ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
2155 ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
2156
a5333914
AK		 2157 rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support);
2158 /* Set MCS for 1x1/2x2 */
5e6e3a92
BZ		 2159 memset(mcs, 0xff, rx_mcs_supp);
2160 /* Clear all the other values */
2161 memset(&mcs[rx_mcs_supp], 0,
aea0701e 2162 sizeof(struct ieee80211_mcs_info) - rx_mcs_supp);
eecd8250 2163 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
aea0701e 2164 ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
5e6e3a92
BZ		 2165 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2166 SETHT_MCS32(mcs_set.rx_mask);
2167
2168 memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info));
2169
2170 ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2171}
2172
93a1df48
YAP		 2173/*
2174 * create a new virtual interface with the given name
2175 */
84efbb84 2176struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
552bff0c 2177 const char *name,
84efbb84
JB		 2178 enum nl80211_iftype type,
2179 u32 *flags,
2180 struct vif_params *params)
93a1df48 2181{
67fdf39e
AP		 2182 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2183 struct mwifiex_private *priv;
93a1df48
YAP		 2184 struct net_device *dev;
2185 void *mdev_priv;
d6bffe8b 2186 struct wireless_dev *wdev;
93a1df48 2187
93a1df48 2188 if (!adapter)
858faa57 2189 return ERR_PTR(-EFAULT);
93a1df48
YAP		 2190
2191 switch (type) {
2192 case NL80211_IFTYPE_UNSPECIFIED:
2193 case NL80211_IFTYPE_STATION:
2194 case NL80211_IFTYPE_ADHOC:
d6bffe8b 2195 priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
93a1df48 2196 if (priv->bss_mode) {
d6bffe8b
AP		 2197 wiphy_err(wiphy,
2198 "cannot create multiple sta/adhoc ifaces\n");
858faa57 2199 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2200 }
2201
d6bffe8b
AP		 2202 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2203 if (!wdev)
858faa57 2204 return ERR_PTR(-ENOMEM);
d6bffe8b
AP		 2205
2206 wdev->wiphy = wiphy;
2207 priv->wdev = wdev;
2208 wdev->iftype = NL80211_IFTYPE_STATION;
2209
93a1df48
YAP		 2210 if (type == NL80211_IFTYPE_UNSPECIFIED)
2211 priv->bss_mode = NL80211_IFTYPE_STATION;
2212 else
2213 priv->bss_mode = type;
2214
2215 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
2216 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2217 priv->bss_priority = 0;
93a1df48 2218 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
93a1df48
YAP		 2219 priv->bss_num = 0;
2220
d6bffe8b
AP		 2221 break;
2222 case NL80211_IFTYPE_AP:
2223 priv = adapter->priv[MWIFIEX_BSS_TYPE_UAP];
2224
2225 if (priv->bss_mode) {
2226 wiphy_err(wiphy, "Can't create multiple AP interfaces");
858faa57 2227 return ERR_PTR(-EINVAL);
d6bffe8b
AP		 2228 }
2229
2230 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2231 if (!wdev)
858faa57 2232 return ERR_PTR(-ENOMEM);
d6bffe8b
AP		 2233
2234 priv->wdev = wdev;
2235 wdev->wiphy = wiphy;
2236 wdev->iftype = NL80211_IFTYPE_AP;
2237
2238 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
2239 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2240 priv->bss_priority = 0;
d6bffe8b
AP		 2241 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
2242 priv->bss_started = 0;
2243 priv->bss_num = 0;
2244 priv->bss_mode = type;
2245
197f4a2e
SP		 2246 break;
2247 case NL80211_IFTYPE_P2P_CLIENT:
2248 priv = adapter->priv[MWIFIEX_BSS_TYPE_P2P];
2249
2250 if (priv->bss_mode) {
2251 wiphy_err(wiphy, "Can't create multiple P2P ifaces");
2252 return ERR_PTR(-EINVAL);
2253 }
2254
2255 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
2256 if (!wdev)
2257 return ERR_PTR(-ENOMEM);
2258
2259 priv->wdev = wdev;
2260 wdev->wiphy = wiphy;
2261
2262 /* At start-up, wpa_supplicant tries to change the interface
2263 * to NL80211_IFTYPE_STATION if it is not managed mode.
197f4a2e 2264 */
5586d3e2
PS		 2265 wdev->iftype = NL80211_IFTYPE_P2P_CLIENT;
2266 priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
197f4a2e
SP		 2267
2268 /* Setting bss_type to P2P tells firmware that this interface
2269 * is receiving P2P peers found during find phase and doing
2270 * action frame handshake.
2271 */
2272 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
2273
2274 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2275 priv->bss_priority = MWIFIEX_BSS_ROLE_STA;
2276 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2277 priv->bss_started = 0;
2278 priv->bss_num = 0;
2279
bec568ff
AK		 2280 if (mwifiex_cfg80211_init_p2p_client(priv)) {
2281 wdev = ERR_PTR(-EFAULT);
2282 goto done;
2283 }
66aa1ae2 2284
93a1df48
YAP		 2285 break;
2286 default:
2287 wiphy_err(wiphy, "type not supported\n");
858faa57 2288 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2289 }
2290
47411a06 2291 dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name,
c835a677
TG		 2292 NET_NAME_UNKNOWN, ether_setup,
2293 IEEE80211_NUM_ACS, 1);
93a1df48
YAP		 2294 if (!dev) {
2295 wiphy_err(wiphy, "no memory available for netdevice\n");
858faa57 2296 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
bec568ff
AK		 2297 wdev = ERR_PTR(-ENOMEM);
2298 goto done;
93a1df48
YAP		 2299 }
2300
d6bffe8b
AP		 2301 mwifiex_init_priv_params(priv, dev);
2302 priv->netdev = dev;
2303
2304 mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv);
a5f39056
YAP		 2305 if (adapter->is_hw_11ac_capable)
2306 mwifiex_setup_vht_caps(
2307 &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv);
d6bffe8b
AP		 2308
2309 if (adapter->config_bands & BAND_A)
2310 mwifiex_setup_ht_caps(
2311 &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv);
2312
a5f39056
YAP		 2313 if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
2314 mwifiex_setup_vht_caps(
2315 &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv);
2316
93a1df48
YAP		 2317 dev_net_set(dev, wiphy_net(wiphy));
2318 dev->ieee80211_ptr = priv->wdev;
2319 dev->ieee80211_ptr->iftype = priv->bss_mode;
2320 memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
93a1df48
YAP		 2321 SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
2322
2323 dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
2324 dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
2325 dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN;
0d7f53e3 2326 dev->ethtool_ops = &mwifiex_ethtool_ops;
93a1df48
YAP		 2327
2328 mdev_priv = netdev_priv(dev);
2329 *((unsigned long *) mdev_priv) = (unsigned long) priv;
2330
93a1df48
YAP		 2331 SET_NETDEV_DEV(dev, adapter->dev);
2332
2333 /* Register network device */
2334 if (register_netdevice(dev)) {
2335 wiphy_err(wiphy, "cannot register virtual network device\n");
858faa57
BZ		 2336 free_netdev(dev);
2337 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
bec568ff
AK		 2338 priv->netdev = NULL;
2339 wdev = ERR_PTR(-EFAULT);
2340 goto done;
93a1df48
YAP		 2341 }
2342
2343 sema_init(&priv->async_sem, 1);
93a1df48
YAP		 2344
2345 dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name);
2346
2347#ifdef CONFIG_DEBUG_FS
2348 mwifiex_dev_debugfs_init(priv);
2349#endif
bec568ff
AK		 2350
2351done:
2352 if (IS_ERR(wdev)) {
2353 kfree(priv->wdev);
2354 priv->wdev = NULL;
2355 }
2356
84efbb84 2357 return wdev;
93a1df48
YAP		 2358}
2359EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
2360
2361/*
2362 * del_virtual_intf: remove the virtual interface determined by dev
2363 */
84efbb84 2364int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
93a1df48 2365{
84efbb84 2366 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
93a1df48
YAP		 2367
2368#ifdef CONFIG_DEBUG_FS
2369 mwifiex_dev_debugfs_remove(priv);
2370#endif
2371
47411a06 2372 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
93a1df48
YAP		 2373
2374 if (netif_carrier_ok(priv->netdev))
2375 netif_carrier_off(priv->netdev);
2376
84efbb84
JB		 2377 if (wdev->netdev->reg_state == NETREG_REGISTERED)
2378 unregister_netdevice(wdev->netdev);
93a1df48 2379
93a1df48 2380 /* Clear the priv in adapter */
98a4635b 2381 priv->netdev->ieee80211_ptr = NULL;
93a1df48 2382 priv->netdev = NULL;
98a4635b
AK		 2383 kfree(wdev);
2384 priv->wdev = NULL;
93a1df48
YAP		 2385
2386 priv->media_connected = false;
2387
93a1df48
YAP		 2388 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2389
2390 return 0;
2391}
2392EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
2393
7da060c1 2394static bool
0434c464
AK		 2395mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq,
2396 u8 max_byte_seq)
7da060c1
AK		 2397{
2398 int j, k, valid_byte_cnt = 0;
2399 bool dont_care_byte = false;
2400
2401 for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
2402 for (k = 0; k < 8; k++) {
2403 if (pat->mask[j] & 1 << k) {
2404 memcpy(byte_seq + valid_byte_cnt,
2405 &pat->pattern[j * 8 + k], 1);
2406 valid_byte_cnt++;
2407 if (dont_care_byte)
2408 return false;
2409 } else {
2410 if (valid_byte_cnt)
2411 dont_care_byte = true;
2412 }
2413
0434c464 2414 if (valid_byte_cnt > max_byte_seq)
7da060c1
AK		 2415 return false;
2416 }
2417 }
2418
0434c464 2419 byte_seq[max_byte_seq] = valid_byte_cnt;
7da060c1
AK		 2420
2421 return true;
2422}
2423
d1e2586f 2424#ifdef CONFIG_PM
7da060c1
AK		 2425static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
2426 struct cfg80211_wowlan *wowlan)
2427{
2428 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2429 struct mwifiex_ds_mef_cfg mef_cfg;
2430 struct mwifiex_mef_entry *mef_entry;
2431 int i, filt_num = 0, ret;
2432 bool first_pat = true;
3f4e854a 2433 u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1];
7da060c1
AK		 2434 const u8 ipv4_mc_mac[] = {0x33, 0x33};
2435 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
2436 struct mwifiex_private *priv =
2437 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
2438
2439 if (!wowlan) {
2440 dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n");
2441 return 0;
2442 }
2443
2444 if (!priv->media_connected) {
2445 dev_warn(adapter->dev,
2446 "Can not configure WOWLAN in disconnected state\n");
2447 return 0;
2448 }
2449
c678fb2a
BZ		 2450 mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL);
2451 if (!mef_entry)
2452 return -ENOMEM;
2453
7da060c1
AK		 2454 memset(&mef_cfg, 0, sizeof(mef_cfg));
2455 mef_cfg.num_entries = 1;
7da060c1
AK		 2456 mef_cfg.mef_entry = mef_entry;
2457 mef_entry->mode = MEF_MODE_HOST_SLEEP;
2458 mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
2459
2460 for (i = 0; i < wowlan->n_patterns; i++) {
2461 memset(byte_seq, 0, sizeof(byte_seq));
2462 if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
0434c464
AK		 2463 byte_seq,
2464 MWIFIEX_MEF_MAX_BYTESEQ)) {
7da060c1
AK		 2465 wiphy_err(wiphy, "Pattern not supported\n");
2466 kfree(mef_entry);
2467 return -EOPNOTSUPP;
2468 }
2469
2470 if (!wowlan->patterns[i].pkt_offset) {
2471 if (!(byte_seq[0] & 0x01) &&
3f4e854a 2472 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) {
7da060c1
AK		 2473 mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
2474 continue;
2475 } else if (is_broadcast_ether_addr(byte_seq)) {
2476 mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST;
2477 continue;
2478 } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3f4e854a 2479 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) ||
7da060c1 2480 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3f4e854a 2481 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) {
7da060c1
AK		 2482 mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST;
2483 continue;
2484 }
2485 }
2486
2487 mef_entry->filter[filt_num].repeat = 1;
2488 mef_entry->filter[filt_num].offset =
2489 wowlan->patterns[i].pkt_offset;
2490 memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
2491 sizeof(byte_seq));
2492 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2493
2494 if (first_pat)
2495 first_pat = false;
2496 else
2497 mef_entry->filter[filt_num].filt_action = TYPE_AND;
2498
2499 filt_num++;
2500 }
2501
2502 if (wowlan->magic_pkt) {
2503 mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
2504 mef_entry->filter[filt_num].repeat = 16;
2505 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
2506 ETH_ALEN);
3f4e854a
AK		 2507 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
2508 ETH_ALEN;
09e65f5b 2509 mef_entry->filter[filt_num].offset = 28;
7da060c1
AK		 2510 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2511 if (filt_num)
2512 mef_entry->filter[filt_num].filt_action = TYPE_OR;
4dbc13fa
ZY		 2513
2514 filt_num++;
2515 mef_entry->filter[filt_num].repeat = 16;
2516 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
2517 ETH_ALEN);
2518 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
2519 ETH_ALEN;
2520 mef_entry->filter[filt_num].offset = 56;
2521 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2522 mef_entry->filter[filt_num].filt_action = TYPE_OR;
7da060c1
AK		 2523 }
2524
2525 if (!mef_cfg.criteria)
2526 mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
2527 MWIFIEX_CRITERIA_UNICAST |
2528 MWIFIEX_CRITERIA_MULTICAST;
2529
fa0ecbb9
BZ		 2530 ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG,
2531 HostCmd_ACT_GEN_SET, 0, &mef_cfg, true);
7da060c1
AK		 2532
2533 kfree(mef_entry);
2534 return ret;
2535}
2536
2537static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
2538{
2539 return 0;
2540}
2541
2542static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
2543 bool enabled)
2544{
2545 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2546
2547 device_set_wakeup_enable(adapter->dev, enabled);
2548}
2549#endif
2550
562fc5b3
AK		 2551static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq)
2552{
2553 const u8 ipv4_mc_mac[] = {0x33, 0x33};
2554 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
2555 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff};
2556
2557 if ((byte_seq[0] & 0x01) &&
2558 (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1))
2559 return PACKET_TYPE_UNICAST;
2560 else if (!memcmp(byte_seq, bc_mac, 4))
2561 return PACKET_TYPE_BROADCAST;
2562 else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
2563 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) ||
2564 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
2565 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3))
2566 return PACKET_TYPE_MULTICAST;
2567
2568 return 0;
2569}
2570
2571static int
2572mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv,
2573 struct cfg80211_coalesce_rules *crule,
2574 struct mwifiex_coalesce_rule *mrule)
2575{
2576 u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1];
2577 struct filt_field_param *param;
2578 int i;
2579
2580 mrule->max_coalescing_delay = crule->delay;
2581
2582 param = mrule->params;
2583
2584 for (i = 0; i < crule->n_patterns; i++) {
2585 memset(byte_seq, 0, sizeof(byte_seq));
2586 if (!mwifiex_is_pattern_supported(&crule->patterns[i],
2587 byte_seq,
2588 MWIFIEX_COALESCE_MAX_BYTESEQ)) {
2589 dev_err(priv->adapter->dev, "Pattern not supported\n");
2590 return -EOPNOTSUPP;
2591 }
2592
2593 if (!crule->patterns[i].pkt_offset) {
2594 u8 pkt_type;
2595
2596 pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq);
2597 if (pkt_type && mrule->pkt_type) {
2598 dev_err(priv->adapter->dev,
2599 "Multiple packet types not allowed\n");
2600 return -EOPNOTSUPP;
2601 } else if (pkt_type) {
2602 mrule->pkt_type = pkt_type;
2603 continue;
2604 }
2605 }
2606
2607 if (crule->condition == NL80211_COALESCE_CONDITION_MATCH)
2608 param->operation = RECV_FILTER_MATCH_TYPE_EQ;
2609 else
2610 param->operation = RECV_FILTER_MATCH_TYPE_NE;
2611
2612 param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ];
2613 memcpy(param->operand_byte_stream, byte_seq,
2614 param->operand_len);
2615 param->offset = crule->patterns[i].pkt_offset;
2616 param++;
2617
2618 mrule->num_of_fields++;
2619 }
2620
2621 if (!mrule->pkt_type) {
2622 dev_err(priv->adapter->dev,
2623 "Packet type can not be determined\n");
2624 return -EOPNOTSUPP;
2625 }
2626
2627 return 0;
2628}
2629
2630static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy,
2631 struct cfg80211_coalesce *coalesce)
2632{
2633 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2634 int i, ret;
2635 struct mwifiex_ds_coalesce_cfg coalesce_cfg;
2636 struct mwifiex_private *priv =
2637 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
2638
2639 memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
2640 if (!coalesce) {
2641 dev_dbg(adapter->dev,
2642 "Disable coalesce and reset all previous rules\n");
fa0ecbb9
BZ		 2643 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
2644 HostCmd_ACT_GEN_SET, 0,
2645 &coalesce_cfg, true);
562fc5b3
AK		 2646 }
2647
2648 coalesce_cfg.num_of_rules = coalesce->n_rules;
2649 for (i = 0; i < coalesce->n_rules; i++) {
2650 ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i],
2651 &coalesce_cfg.rule[i]);
2652 if (ret) {
2653 dev_err(priv->adapter->dev,
2654 "Recheck the patterns provided for rule %d\n",
2655 i + 1);
2656 return ret;
2657 }
2658 }
2659
fa0ecbb9
BZ		 2660 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
2661 HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true);
562fc5b3
AK		 2662}
2663
b23bce29
AP		 2664/* cfg80211 ops handler for tdls_mgmt.
2665 * Function prepares TDLS action frame packets and forwards them to FW
2666 */
2667static int
2668mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 2669 const u8 *peer, u8 action_code, u8 dialog_token,
df942e7b 2670 u16 status_code, u32 peer_capability,
31fa97c5
AN		 2671 bool initiator, const u8 *extra_ies,
2672 size_t extra_ies_len)
b23bce29
AP		 2673{
2674 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2675 int ret;
2676
2677 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
2678 return -ENOTSUPP;
2679
2680 /* make sure we are in station mode and connected */
2681 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
2682 return -ENOTSUPP;
2683
2684 switch (action_code) {
2685 case WLAN_TDLS_SETUP_REQUEST:
2686 dev_dbg(priv->adapter->dev,
2687 "Send TDLS Setup Request to %pM status_code=%d\n", peer,
2688 status_code);
9927baa3 2689 mwifiex_add_auto_tdls_peer(priv, peer);
b23bce29
AP		 2690 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
2691 dialog_token, status_code,
2692 extra_ies, extra_ies_len);
2693 break;
2694 case WLAN_TDLS_SETUP_RESPONSE:
9927baa3 2695 mwifiex_add_auto_tdls_peer(priv, peer);
b23bce29
AP		 2696 dev_dbg(priv->adapter->dev,
2697 "Send TDLS Setup Response to %pM status_code=%d\n",
2698 peer, status_code);
2699 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
2700 dialog_token, status_code,
2701 extra_ies, extra_ies_len);
2702 break;
2703 case WLAN_TDLS_SETUP_CONFIRM:
2704 dev_dbg(priv->adapter->dev,
2705 "Send TDLS Confirm to %pM status_code=%d\n", peer,
2706 status_code);
2707 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
2708 dialog_token, status_code,
2709 extra_ies, extra_ies_len);
2710 break;
2711 case WLAN_TDLS_TEARDOWN:
2712 dev_dbg(priv->adapter->dev, "Send TDLS Tear down to %pM\n",
2713 peer);
2714 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
2715 dialog_token, status_code,
2716 extra_ies, extra_ies_len);
2717 break;
2718 case WLAN_TDLS_DISCOVERY_REQUEST:
2719 dev_dbg(priv->adapter->dev,
2720 "Send TDLS Discovery Request to %pM\n", peer);
2721 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
2722 dialog_token, status_code,
2723 extra_ies, extra_ies_len);
2724 break;
2725 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
2726 dev_dbg(priv->adapter->dev,
2727 "Send TDLS Discovery Response to %pM\n", peer);
2728 ret = mwifiex_send_tdls_action_frame(priv, peer, action_code,
2729 dialog_token, status_code,
2730 extra_ies, extra_ies_len);
2731 break;
2732 default:
2733 dev_warn(priv->adapter->dev,
2734 "Unknown TDLS mgmt/action frame %pM\n", peer);
2735 ret = -EINVAL;
2736 break;
2737 }
2738
2739 return ret;
2740}
2741
429d90d2
AP		 2742static int
2743mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 2744 const u8 *peer, enum nl80211_tdls_operation action)
429d90d2
AP		 2745{
2746 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2747
2748 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) ||
2749 !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP))
2750 return -ENOTSUPP;
2751
2752 /* make sure we are in station mode and connected */
2753 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
2754 return -ENOTSUPP;
2755
2756 dev_dbg(priv->adapter->dev,
2757 "TDLS peer=%pM, oper=%d\n", peer, action);
2758
2759 switch (action) {
2760 case NL80211_TDLS_ENABLE_LINK:
2761 action = MWIFIEX_TDLS_ENABLE_LINK;
2762 break;
2763 case NL80211_TDLS_DISABLE_LINK:
2764 action = MWIFIEX_TDLS_DISABLE_LINK;
2765 break;
2766 case NL80211_TDLS_TEARDOWN:
2767 /* shouldn't happen!*/
2768 dev_warn(priv->adapter->dev,
2769 "tdls_oper: teardown from driver not supported\n");
2770 return -EINVAL;
2771 case NL80211_TDLS_SETUP:
2772 /* shouldn't happen!*/
2773 dev_warn(priv->adapter->dev,
2774 "tdls_oper: setup from driver not supported\n");
2775 return -EINVAL;
2776 case NL80211_TDLS_DISCOVERY_REQ:
2777 /* shouldn't happen!*/
2778 dev_warn(priv->adapter->dev,
2779 "tdls_oper: discovery from driver not supported\n");
2780 return -EINVAL;
2781 default:
2782 dev_err(priv->adapter->dev,
2783 "tdls_oper: operation not supported\n");
2784 return -ENOTSUPP;
2785 }
2786
2787 return mwifiex_tdls_oper(priv, peer, action);
2788}
2789
e48e0de0 2790static int
3b3a0162
JB		 2791mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev,
2792 const u8 *mac, struct station_parameters *params)
e48e0de0
AP		 2793{
2794 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2795
2796 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
2797 return -ENOTSUPP;
2798
2799 /* make sure we are in station mode and connected */
2800 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
2801 return -ENOTSUPP;
2802
2803 return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK);
2804}
2805
1f4dfd8a 2806static int
3b3a0162
JB		 2807mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev,
2808 const u8 *mac,
2809 struct station_parameters *params)
1f4dfd8a
AP		 2810{
2811 int ret;
2812 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
2813
2814 /* we support change_station handler only for TDLS peers*/
2815 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
2816 return -ENOTSUPP;
2817
2818 /* make sure we are in station mode and connected */
2819 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
2820 return -ENOTSUPP;
2821
2822 priv->sta_params = params;
2823
2824 ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK);
2825 priv->sta_params = NULL;
2826
2827 return ret;
2828}
2829
5e6e3a92
BZ		 2830/* station cfg80211 operations */
2831static struct cfg80211_ops mwifiex_cfg80211_ops = {
93a1df48
YAP		 2832 .add_virtual_intf = mwifiex_add_virtual_intf,
2833 .del_virtual_intf = mwifiex_del_virtual_intf,
5e6e3a92
BZ		 2834 .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf,
2835 .scan = mwifiex_cfg80211_scan,
2836 .connect = mwifiex_cfg80211_connect,
2837 .disconnect = mwifiex_cfg80211_disconnect,
2838 .get_station = mwifiex_cfg80211_get_station,
f85aae6b 2839 .dump_station = mwifiex_cfg80211_dump_station,
6bc6c49f 2840 .dump_survey = mwifiex_cfg80211_dump_survey,
5e6e3a92 2841 .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params,
5e6e3a92
BZ		 2842 .join_ibss = mwifiex_cfg80211_join_ibss,
2843 .leave_ibss = mwifiex_cfg80211_leave_ibss,
2844 .add_key = mwifiex_cfg80211_add_key,
2845 .del_key = mwifiex_cfg80211_del_key,
e39faa73 2846 .mgmt_tx = mwifiex_cfg80211_mgmt_tx,
3cec6870 2847 .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register,
7feb4c48
SP		 2848 .remain_on_channel = mwifiex_cfg80211_remain_on_channel,
2849 .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel,
5e6e3a92
BZ		 2850 .set_default_key = mwifiex_cfg80211_set_default_key,
2851 .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
2852 .set_tx_power = mwifiex_cfg80211_set_tx_power,
5d82c53a 2853 .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
12190c5d
AP		 2854 .start_ap = mwifiex_cfg80211_start_ap,
2855 .stop_ap = mwifiex_cfg80211_stop_ap,
5370c836 2856 .change_beacon = mwifiex_cfg80211_change_beacon,
fa444bf8 2857 .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
8a279d5b 2858 .set_antenna = mwifiex_cfg80211_set_antenna,
0f9e9b8b 2859 .del_station = mwifiex_cfg80211_del_station,
7da060c1
AK		 2860#ifdef CONFIG_PM
2861 .suspend = mwifiex_cfg80211_suspend,
2862 .resume = mwifiex_cfg80211_resume,
2863 .set_wakeup = mwifiex_cfg80211_set_wakeup,
2864#endif
d1e2586f 2865 .set_coalesce = mwifiex_cfg80211_set_coalesce,
b23bce29 2866 .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt,
429d90d2 2867 .tdls_oper = mwifiex_cfg80211_tdls_oper,
e48e0de0 2868 .add_station = mwifiex_cfg80211_add_station,
1f4dfd8a 2869 .change_station = mwifiex_cfg80211_change_station,
5e6e3a92
BZ		 2870};
2871
964dc9e2
JB		 2872#ifdef CONFIG_PM
2873static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
2874 .flags = WIPHY_WOWLAN_MAGIC_PKT,
3f4e854a 2875 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
964dc9e2
JB		 2876 .pattern_min_len = 1,
2877 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
2878 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
2879};
2880#endif
2881
3c68ef5b
AP		 2882static bool mwifiex_is_valid_alpha2(const char *alpha2)
2883{
2884 if (!alpha2 || strlen(alpha2) != 2)
2885 return false;
2886
2887 if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
2888 return true;
2889
2890 return false;
2891}
2892
562fc5b3
AK		 2893static const struct wiphy_coalesce_support mwifiex_coalesce_support = {
2894 .n_rules = MWIFIEX_COALESCE_MAX_RULES,
2895 .max_delay = MWIFIEX_MAX_COALESCING_DELAY,
2896 .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS,
2897 .pattern_min_len = 1,
2898 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
2899 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
2900};
2901
bf354433
AP		 2902int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
2903{
2904 u32 n_channels_bg, n_channels_a = 0;
2905
2906 n_channels_bg = mwifiex_band_2ghz.n_channels;
2907
2908 if (adapter->config_bands & BAND_A)
2909 n_channels_a = mwifiex_band_5ghz.n_channels;
2910
2911 adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a);
2912 adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) *
2913 adapter->num_in_chan_stats);
2914
2915 if (!adapter->chan_stats)
2916 return -ENOMEM;
2917
2918 return 0;
2919}
2920
5e6e3a92
BZ		 2921/*
2922 * This function registers the device with CFG802.11 subsystem.
2923 *
2924 * The function creates the wireless device/wiphy, populates it with
2925 * default parameters and handler function pointers, and finally
2926 * registers the device.
2927 */
d6bffe8b
AP		 2928
2929int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
5e6e3a92 2930{
270e58e8
YAP		 2931 int ret;
2932 void *wdev_priv;
d6bffe8b
AP		 2933 struct wiphy *wiphy;
2934 struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
9e04a7c6 2935 u8 *country_code;
f862bfd1 2936 u32 thr, retry;
5e6e3a92 2937
d6bffe8b
AP		 2938 /* create a new wiphy for use with cfg80211 */
2939 wiphy = wiphy_new(&mwifiex_cfg80211_ops,
2940 sizeof(struct mwifiex_adapter *));
2941 if (!wiphy) {
2942 dev_err(adapter->dev, "%s: creating new wiphy\n", __func__);
5e6e3a92
BZ		 2943 return -ENOMEM;
2944 }
d6bffe8b
AP		 2945 wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
2946 wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
83719be8 2947 wiphy->mgmt_stypes = mwifiex_mgmt_stypes;
7feb4c48 2948 wiphy->max_remain_on_channel_duration = 5000;
d6bffe8b
AP		 2949 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2950 BIT(NL80211_IFTYPE_ADHOC) |
197f4a2e
SP		 2951 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2952 BIT(NL80211_IFTYPE_P2P_GO) |
d6bffe8b
AP		 2953 BIT(NL80211_IFTYPE_AP);
2954
2955 wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz;
2956 if (adapter->config_bands & BAND_A)
2957 wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz;
2958 else
2959 wiphy->bands[IEEE80211_BAND_5GHZ] = NULL;
5e6e3a92 2960
cd8440da
AP		 2961 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta;
2962 wiphy->n_iface_combinations = 1;
2963
5e6e3a92 2964 /* Initialize cipher suits */
d6bffe8b
AP		 2965 wiphy->cipher_suites = mwifiex_cipher_suites;
2966 wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
5e6e3a92 2967
d6bffe8b
AP		 2968 memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN);
2969 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
2dd2bd6b 2970 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
cc0ba0d5 2971 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
54428c57 2972 WIPHY_FLAG_AP_UAPSD |
7feb4c48 2973 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
b23bce29
AP		 2974
2975 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
2976 wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
2977 WIPHY_FLAG_TDLS_EXTERNAL_SETUP;
2978
7da060c1 2979#ifdef CONFIG_PM
964dc9e2 2980 wiphy->wowlan = &mwifiex_wowlan_support;
7da060c1
AK		 2981#endif
2982
562fc5b3
AK		 2983 wiphy->coalesce = &mwifiex_coalesce_support;
2984
2dd2bd6b 2985 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
e39faa73
SP		 2986 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2987 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
5e6e3a92 2988
8a279d5b
AK		 2989 wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
2990 wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
5e6e3a92 2991
b292219f 2992 wiphy->features |= NL80211_FEATURE_HT_IBSS |
e45a8419 2993 NL80211_FEATURE_INACTIVITY_TIMER |
e3c91683 2994 NL80211_FEATURE_NEED_OBSS_SCAN;
05910f4a 2995
808bbebc
AK		 2996 if (adapter->fw_api_ver == MWIFIEX_FW_V15)
2997 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2998
b5abcf02 2999 /* Reserve space for mwifiex specific private data for BSS */
d6bffe8b 3000 wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
5116f3ce 3001
d6bffe8b 3002 wiphy->reg_notifier = mwifiex_reg_notifier;
5e6e3a92 3003
67fdf39e 3004 /* Set struct mwifiex_adapter pointer in wiphy_priv */
d6bffe8b 3005 wdev_priv = wiphy_priv(wiphy);
67fdf39e 3006 *(unsigned long *)wdev_priv = (unsigned long)adapter;
5e6e3a92 3007
2c208890 3008 set_wiphy_dev(wiphy, priv->adapter->dev);
a7b21165 3009
d6bffe8b 3010 ret = wiphy_register(wiphy);
5e6e3a92 3011 if (ret < 0) {
d6bffe8b
AP		 3012 dev_err(adapter->dev,
3013 "%s: wiphy_register failed: %d\n", __func__, ret);
3014 wiphy_free(wiphy);
5e6e3a92 3015 return ret;
5e6e3a92 3016 }
3c68ef5b
AP		 3017
3018 if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) {
3019 wiphy_info(wiphy, "driver hint alpha2: %2.2s\n", reg_alpha2);
3020 regulatory_hint(wiphy, reg_alpha2);
3021 } else {
3022 country_code = mwifiex_11d_code_2_region(adapter->region_code);
3023 if (country_code)
3024 wiphy_info(wiphy, "ignoring F/W country code %2.2s\n",
3025 country_code);
3026 }
5e6e3a92 3027
fa0ecbb9
BZ		 3028 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3029 HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true);
f862bfd1 3030 wiphy->frag_threshold = thr;
fa0ecbb9
BZ		 3031 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3032 HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true);
f862bfd1 3033 wiphy->rts_threshold = thr;
fa0ecbb9
BZ		 3034 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3035 HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true);
f862bfd1 3036 wiphy->retry_short = (u8) retry;
fa0ecbb9
BZ		 3037 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3038 HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true);
f862bfd1
UR		 3039 wiphy->retry_long = (u8) retry;
3040
d6bffe8b 3041 adapter->wiphy = wiphy;
5e6e3a92
BZ		 3042 return ret;
3043}
Linux kernel - Deliverables
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