projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
mwifiex: advertise SMS4 cipher suite
[deliverable/linux.git] / drivers / net / wireless / marvell / 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"
b0497597 22#include "11n.h"
5e6e3a92 23
3c68ef5b
AP		 24static char *reg_alpha2;
25module_param(reg_alpha2, charp, 0);
26
cd8440da
AP		 27static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = {
28 {
eb5d912e 29 .max = 3, .types = BIT(NL80211_IFTYPE_STATION) |
a4df8f56 30 BIT(NL80211_IFTYPE_P2P_GO) |
eb5d912e
SL		 31 BIT(NL80211_IFTYPE_P2P_CLIENT) |
32 BIT(NL80211_IFTYPE_AP),
cd8440da
AP		 33 },
34};
35
cc7359b5
AP		 36static const struct ieee80211_iface_combination
37mwifiex_iface_comb_ap_sta = {
cd8440da
AP		 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,
cc7359b5
AP		 43 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
44 BIT(NL80211_CHAN_WIDTH_20) |
45 BIT(NL80211_CHAN_WIDTH_40),
46};
47
48static const struct ieee80211_iface_combination
49mwifiex_iface_comb_ap_sta_vht = {
50 .limits = mwifiex_ap_sta_limits,
51 .num_different_channels = 1,
52 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
53 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
54 .beacon_int_infra_match = true,
55 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
56 BIT(NL80211_CHAN_WIDTH_20) |
57 BIT(NL80211_CHAN_WIDTH_40) |
58 BIT(NL80211_CHAN_WIDTH_80),
cd8440da
AP		 59};
60
de9e9932 61static const struct
cc7359b5 62ieee80211_iface_combination mwifiex_iface_comb_ap_sta_drcs = {
de9e9932
AP		 63 .limits = mwifiex_ap_sta_limits,
64 .num_different_channels = 2,
65 .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits),
66 .max_interfaces = MWIFIEX_MAX_BSS_NUM,
67 .beacon_int_infra_match = true,
68};
69
5e6e3a92
BZ		 70/*
71 * This function maps the nl802.11 channel type into driver channel type.
72 *
73 * The mapping is as follows -
21c3ba34
AK		 74 * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
75 * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
76 * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
77 * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
78 * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
5e6e3a92 79 */
7feb4c48 80u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
5e6e3a92 81{
05910f4a 82 switch (chan_type) {
5e6e3a92
BZ		 83 case NL80211_CHAN_NO_HT:
84 case NL80211_CHAN_HT20:
21c3ba34 85 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 86 case NL80211_CHAN_HT40PLUS:
21c3ba34 87 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
5e6e3a92 88 case NL80211_CHAN_HT40MINUS:
21c3ba34 89 return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
5e6e3a92 90 default:
21c3ba34 91 return IEEE80211_HT_PARAM_CHA_SEC_NONE;
5e6e3a92 92 }
5e6e3a92
BZ		 93}
94
7ee38bf4
XH		 95/* This function maps IEEE HT secondary channel type to NL80211 channel type
96 */
97u8 mwifiex_sec_chan_offset_to_chan_type(u8 second_chan_offset)
98{
99 switch (second_chan_offset) {
100 case IEEE80211_HT_PARAM_CHA_SEC_NONE:
101 return NL80211_CHAN_HT20;
102 case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
103 return NL80211_CHAN_HT40PLUS;
104 case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
105 return NL80211_CHAN_HT40MINUS;
106 default:
107 return NL80211_CHAN_HT20;
108 }
109}
110
5e6e3a92
BZ		 111/*
112 * This function checks whether WEP is set.
113 */
114static int
115mwifiex_is_alg_wep(u32 cipher)
116{
5e6e3a92 117 switch (cipher) {
2be50b8d
YAP		 118 case WLAN_CIPHER_SUITE_WEP40:
119 case WLAN_CIPHER_SUITE_WEP104:
270e58e8 120 return 1;
5e6e3a92 121 default:
5e6e3a92
BZ		 122 break;
123 }
270e58e8
YAP		 124
125 return 0;
5e6e3a92
BZ		 126}
127
5e6e3a92
BZ		 128/*
129 * This function retrieves the private structure from kernel wiphy structure.
130 */
67fdf39e 131static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy)
5e6e3a92
BZ		 132{
133 return (void *) (*(unsigned long *) wiphy_priv(wiphy));
134}
135
136/*
137 * CFG802.11 operation handler to delete a network key.
138 */
139static int
140mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
141 u8 key_index, bool pairwise, const u8 *mac_addr)
142{
f540f9f3 143 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
75edd2c6
AP		 144 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
145 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 146
53b11231 147 if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) {
acebe8c1 148 mwifiex_dbg(priv->adapter, ERROR, "deleting the crypto keys\n");
5e6e3a92
BZ		 149 return -EFAULT;
150 }
151
acebe8c1 152 mwifiex_dbg(priv->adapter, INFO, "info: crypto keys deleted\n");
5e6e3a92
BZ		 153 return 0;
154}
155
e39faa73
SP		 156/*
157 * This function forms an skb for management frame.
158 */
159static int
160mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
161{
162 u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
163 u16 pkt_len;
164 u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
e39faa73
SP		 165
166 pkt_len = len + ETH_ALEN;
167
168 skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN +
169 MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
170 memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
171
172 memcpy(skb_push(skb, sizeof(tx_control)),
173 &tx_control, sizeof(tx_control));
174
175 memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
176
177 /* Add packet data and address4 */
178 memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf,
179 sizeof(struct ieee80211_hdr_3addr));
180 memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN);
181 memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)),
182 buf + sizeof(struct ieee80211_hdr_3addr),
183 len - sizeof(struct ieee80211_hdr_3addr));
184
185 skb->priority = LOW_PRIO_TID;
c64800e7 186 __net_timestamp(skb);
e39faa73
SP		 187
188 return 0;
189}
190
191/*
192 * CFG802.11 operation handler to transmit a management frame.
193 */
194static int
195mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
b176e629 196 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
e39faa73 197{
b176e629
AO		 198 const u8 *buf = params->buf;
199 size_t len = params->len;
e39faa73
SP		 200 struct sk_buff *skb;
201 u16 pkt_len;
202 const struct ieee80211_mgmt *mgmt;
231d83e2 203 struct mwifiex_txinfo *tx_info;
e39faa73
SP		 204 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
205
206 if (!buf || !len) {
acebe8c1 207 mwifiex_dbg(priv->adapter, ERROR, "invalid buffer and length\n");
e39faa73
SP		 208 return -EFAULT;
209 }
210
211 mgmt = (const struct ieee80211_mgmt *)buf;
212 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA &&
213 ieee80211_is_probe_resp(mgmt->frame_control)) {
214 /* Since we support offload probe resp, we need to skip probe
215 * resp in AP or GO mode */
acebe8c1
ZL		 216 mwifiex_dbg(priv->adapter, INFO,
217 "info: skip to send probe resp in AP or GO mode\n");
e39faa73
SP		 218 return 0;
219 }
220
221 pkt_len = len + ETH_ALEN;
222 skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN +
223 MWIFIEX_MGMT_FRAME_HEADER_SIZE +
224 pkt_len + sizeof(pkt_len));
225
226 if (!skb) {
acebe8c1
ZL		 227 mwifiex_dbg(priv->adapter, ERROR,
228 "allocate skb failed for management frame\n");
e39faa73
SP		 229 return -ENOMEM;
230 }
231
231d83e2 232 tx_info = MWIFIEX_SKB_TXCB(skb);
701a9e61 233 memset(tx_info, 0, sizeof(*tx_info));
231d83e2
HY		 234 tx_info->bss_num = priv->bss_num;
235 tx_info->bss_type = priv->bss_type;
a1ed4849 236 tx_info->pkt_len = pkt_len;
231d83e2 237
e39faa73 238 mwifiex_form_mgmt_frame(skb, buf, len);
e00adf39 239 *cookie = prandom_u32() | 1;
18ca4382
AK		 240
241 if (ieee80211_is_action(mgmt->frame_control))
242 skb = mwifiex_clone_skb_for_tx_status(priv,
243 skb,
244 MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie);
245 else
246 cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
247 GFP_ATOMIC);
248
249 mwifiex_queue_tx_pkt(priv, skb);
e39faa73 250
acebe8c1 251 mwifiex_dbg(priv->adapter, INFO, "info: management frame transmitted\n");
e39faa73
SP		 252 return 0;
253}
254
3cec6870
SP		 255/*
256 * CFG802.11 operation handler to register a mgmt frame.
257 */
258static void
259mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
260 struct wireless_dev *wdev,
261 u16 frame_type, bool reg)
262{
263 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
4481b2db 264 u32 mask;
3cec6870
SP		 265
266 if (reg)
4481b2db 267 mask = priv->mgmt_frame_mask | BIT(frame_type >> 4);
3cec6870 268 else
4481b2db
SP		 269 mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4);
270
271 if (mask != priv->mgmt_frame_mask) {
272 priv->mgmt_frame_mask = mask;
fa0ecbb9
BZ		 273 mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
274 HostCmd_ACT_GEN_SET, 0,
275 &priv->mgmt_frame_mask, false);
acebe8c1 276 mwifiex_dbg(priv->adapter, INFO, "info: mgmt frame registered\n");
4481b2db 277 }
3cec6870
SP		 278}
279
7feb4c48
SP		 280/*
281 * CFG802.11 operation handler to remain on channel.
282 */
283static int
284mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
285 struct wireless_dev *wdev,
286 struct ieee80211_channel *chan,
7feb4c48
SP		 287 unsigned int duration, u64 *cookie)
288{
289 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
290 int ret;
291
292 if (!chan || !cookie) {
acebe8c1 293 mwifiex_dbg(priv->adapter, ERROR, "Invalid parameter for ROC\n");
7feb4c48
SP		 294 return -EINVAL;
295 }
296
297 if (priv->roc_cfg.cookie) {
acebe8c1
ZL		 298 mwifiex_dbg(priv->adapter, INFO,
299 "info: ongoing ROC, cookie = 0x%llx\n",
300 priv->roc_cfg.cookie);
7feb4c48
SP		 301 return -EBUSY;
302 }
303
304 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
42d97a59 305 duration);
7feb4c48
SP		 306
307 if (!ret) {
e00adf39 308 *cookie = prandom_u32() | 1;
7feb4c48
SP		 309 priv->roc_cfg.cookie = *cookie;
310 priv->roc_cfg.chan = *chan;
7feb4c48 311
42d97a59 312 cfg80211_ready_on_channel(wdev, *cookie, chan,
7feb4c48
SP		 313 duration, GFP_ATOMIC);
314
acebe8c1
ZL		 315 mwifiex_dbg(priv->adapter, INFO,
316 "info: ROC, cookie = 0x%llx\n", *cookie);
7feb4c48
SP		 317 }
318
319 return ret;
320}
321
322/*
323 * CFG802.11 operation handler to cancel remain on channel.
324 */
325static int
326mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
327 struct wireless_dev *wdev, u64 cookie)
328{
329 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
330 int ret;
331
332 if (cookie != priv->roc_cfg.cookie)
333 return -ENOENT;
334
335 ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
42d97a59 336 &priv->roc_cfg.chan, 0);
7feb4c48
SP		 337
338 if (!ret) {
339 cfg80211_remain_on_channel_expired(wdev, cookie,
340 &priv->roc_cfg.chan,
7feb4c48
SP		 341 GFP_ATOMIC);
342
343 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
344
acebe8c1
ZL		 345 mwifiex_dbg(priv->adapter, INFO,
346 "info: cancel ROC, cookie = 0x%llx\n", cookie);
7feb4c48
SP		 347 }
348
349 return ret;
350}
351
5e6e3a92
BZ		 352/*
353 * CFG802.11 operation handler to set Tx power.
354 */
355static int
356mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
c8442118 357 struct wireless_dev *wdev,
5e6e3a92 358 enum nl80211_tx_power_setting type,
742c29fd 359 int mbm)
5e6e3a92 360{
67fdf39e
AP		 361 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
362 struct mwifiex_private *priv;
600f5d90 363 struct mwifiex_power_cfg power_cfg;
742c29fd 364 int dbm = MBM_TO_DBM(mbm);
5e6e3a92 365
600f5d90
AK		 366 if (type == NL80211_TX_POWER_FIXED) {
367 power_cfg.is_power_auto = 0;
368 power_cfg.power_level = dbm;
369 } else {
370 power_cfg.is_power_auto = 1;
371 }
372
67fdf39e
AP		 373 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
374
636c4598 375 return mwifiex_set_tx_power(priv, &power_cfg);
5e6e3a92
BZ		 376}
377
378/*
379 * CFG802.11 operation handler to set Power Save option.
380 *
381 * The timeout value, if provided, is currently ignored.
382 */
383static int
384mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
385 struct net_device *dev,
386 bool enabled, int timeout)
387{
f540f9f3 388 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
600f5d90 389 u32 ps_mode;
5e6e3a92
BZ		 390
391 if (timeout)
acebe8c1
ZL		 392 mwifiex_dbg(priv->adapter, INFO,
393 "info: ignore timeout value for IEEE Power Save\n");
5e6e3a92 394
600f5d90 395 ps_mode = enabled;
5e6e3a92 396
636c4598 397 return mwifiex_drv_set_power(priv, &ps_mode);
5e6e3a92
BZ		 398}
399
400/*
401 * CFG802.11 operation handler to set the default network key.
402 */
403static int
404mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
405 u8 key_index, bool unicast,
406 bool multicast)
407{
f540f9f3 408 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
5e6e3a92 409
2d3d0a88 410 /* Return if WEP key not configured */
5eb02e44 411 if (!priv->sec_info.wep_enabled)
2d3d0a88
AK		 412 return 0;
413
96893538
AP		 414 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
415 priv->wep_key_curr_index = key_index;
53b11231
YL		 416 } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index,
417 NULL, 0)) {
acebe8c1 418 mwifiex_dbg(priv->adapter, ERROR, "set default Tx key index\n");
5e6e3a92 419 return -EFAULT;
636c4598 420 }
5e6e3a92
BZ		 421
422 return 0;
423}
424
425/*
426 * CFG802.11 operation handler to add a network key.
427 */
428static int
429mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
430 u8 key_index, bool pairwise, const u8 *mac_addr,
431 struct key_params *params)
432{
f540f9f3 433 struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
96893538 434 struct mwifiex_wep_key *wep_key;
75edd2c6
AP		 435 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
436 const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
5e6e3a92 437
96893538
AP		 438 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
439 (params->cipher == WLAN_CIPHER_SUITE_WEP40 ||
440 params->cipher == WLAN_CIPHER_SUITE_WEP104)) {
441 if (params->key && params->key_len) {
442 wep_key = &priv->wep_key[key_index];
443 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
444 memcpy(wep_key->key_material, params->key,
445 params->key_len);
446 wep_key->key_index = key_index;
447 wep_key->key_length = params->key_len;
448 priv->sec_info.wep_enabled = 1;
449 }
450 return 0;
451 }
452
53b11231 453 if (mwifiex_set_encode(priv, params, params->key, params->key_len,
75edd2c6 454 key_index, peer_mac, 0)) {
acebe8c1 455 mwifiex_dbg(priv->adapter, ERROR, "crypto keys added\n");
5e6e3a92 456 return -EFAULT;
636c4598 457 }
5e6e3a92
BZ		 458
459 return 0;
460}
461
462/*
463 * This function sends domain information to the firmware.
464 *
465 * The following information are passed to the firmware -
466 * - Country codes
467 * - Sub bands (first channel, number of channels, maximum Tx power)
468 */
65d48e59 469int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
5e6e3a92
BZ		 470{
471 u8 no_of_triplet = 0;
472 struct ieee80211_country_ie_triplet *t;
473 u8 no_of_parsed_chan = 0;
474 u8 first_chan = 0, next_chan = 0, max_pwr = 0;
475 u8 i, flag = 0;
476 enum ieee80211_band band;
477 struct ieee80211_supported_band *sband;
478 struct ieee80211_channel *ch;
67fdf39e
AP		 479 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
480 struct mwifiex_private *priv;
5e6e3a92 481 struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
5e6e3a92
BZ		 482
483 /* Set country code */
67fdf39e
AP		 484 domain_info->country_code[0] = adapter->country_code[0];
485 domain_info->country_code[1] = adapter->country_code[1];
5e6e3a92
BZ		 486 domain_info->country_code[2] = ' ';
487
488 band = mwifiex_band_to_radio_type(adapter->config_bands);
489 if (!wiphy->bands[band]) {
acebe8c1
ZL		 490 mwifiex_dbg(adapter, ERROR,
491 "11D: setting domain info in FW\n");
5e6e3a92
BZ		 492 return -1;
493 }
494
495 sband = wiphy->bands[band];
496
497 for (i = 0; i < sband->n_channels ; i++) {
498 ch = &sband->channels[i];
499 if (ch->flags & IEEE80211_CHAN_DISABLED)
500 continue;
501
502 if (!flag) {
503 flag = 1;
504 first_chan = (u32) ch->hw_value;
505 next_chan = first_chan;
22db2497 506 max_pwr = ch->max_power;
5e6e3a92
BZ		 507 no_of_parsed_chan = 1;
508 continue;
509 }
510
511 if (ch->hw_value == next_chan + 1 &&
22db2497 512 ch->max_power == max_pwr) {
5e6e3a92
BZ		 513 next_chan++;
514 no_of_parsed_chan++;
515 } else {
516 t = &domain_info->triplet[no_of_triplet];
517 t->chans.first_channel = first_chan;
518 t->chans.num_channels = no_of_parsed_chan;
519 t->chans.max_power = max_pwr;
520 no_of_triplet++;
521 first_chan = (u32) ch->hw_value;
522 next_chan = first_chan;
22db2497 523 max_pwr = ch->max_power;
5e6e3a92
BZ		 524 no_of_parsed_chan = 1;
525 }
526 }
527
528 if (flag) {
529 t = &domain_info->triplet[no_of_triplet];
530 t->chans.first_channel = first_chan;
531 t->chans.num_channels = no_of_parsed_chan;
532 t->chans.max_power = max_pwr;
533 no_of_triplet++;
534 }
535
536 domain_info->no_of_triplet = no_of_triplet;
636c4598 537
67fdf39e
AP		 538 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
539
fa0ecbb9
BZ		 540 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
541 HostCmd_ACT_GEN_SET, 0, NULL, false)) {
acebe8c1
ZL		 542 mwifiex_dbg(adapter, INFO,
543 "11D: setting domain info in FW\n");
636c4598
YAP		 544 return -1;
545 }
5e6e3a92 546
636c4598 547 return 0;
5e6e3a92
BZ		 548}
549
550/*
551 * CFG802.11 regulatory domain callback function.
552 *
553 * This function is called when the regulatory domain is changed due to the
554 * following reasons -
555 * - Set by driver
556 * - Set by system core
557 * - Set by user
558 * - Set bt Country IE
559 */
0c0280bd
LR		 560static void mwifiex_reg_notifier(struct wiphy *wiphy,
561 struct regulatory_request *request)
5e6e3a92 562{
67fdf39e 563 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
82efa16a
BZ		 564 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
565 MWIFIEX_BSS_ROLE_ANY);
acebe8c1
ZL		 566 mwifiex_dbg(adapter, INFO,
567 "info: cfg80211 regulatory domain callback for %c%c\n",
568 request->alpha2[0], request->alpha2[1]);
5e6e3a92 569
5e6e3a92
BZ		 570 switch (request->initiator) {
571 case NL80211_REGDOM_SET_BY_DRIVER:
572 case NL80211_REGDOM_SET_BY_CORE:
573 case NL80211_REGDOM_SET_BY_USER:
5e6e3a92
BZ		 574 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
575 break;
dd4a9ac0 576 default:
acebe8c1
ZL		 577 mwifiex_dbg(adapter, ERROR,
578 "unknown regdom initiator: %d\n",
579 request->initiator);
dd4a9ac0
BZ		 580 return;
581 }
582
583 /* Don't send world or same regdom info to firmware */
584 if (strncmp(request->alpha2, "00", 2) &&
585 strncmp(request->alpha2, adapter->country_code,
586 sizeof(request->alpha2))) {
587 memcpy(adapter->country_code, request->alpha2,
588 sizeof(request->alpha2));
589 mwifiex_send_domain_info_cmd_fw(wiphy);
b58df446 590 mwifiex_dnld_txpwr_table(priv);
5e6e3a92 591 }
5e6e3a92
BZ		 592}
593
5e6e3a92
BZ		 594/*
595 * This function sets the fragmentation threshold.
596 *
600f5d90 597 * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
5e6e3a92
BZ		 598 * and MWIFIEX_FRAG_MAX_VALUE.
599 */
600static int
601mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
602{
aea0701e
YAP		 603 if (frag_thr < MWIFIEX_FRAG_MIN_VALUE ||
604 frag_thr > MWIFIEX_FRAG_MAX_VALUE)
9b930eae 605 frag_thr = MWIFIEX_FRAG_MAX_VALUE;
5e6e3a92 606
fa0ecbb9
BZ		 607 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
608 HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
609 &frag_thr, true);
5e6e3a92
BZ		 610}
611
612/*
613 * This function sets the RTS threshold.
600f5d90
AK		 614
615 * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
616 * and MWIFIEX_RTS_MAX_VALUE.
5e6e3a92
BZ		 617 */
618static int
619mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
620{
5e6e3a92
BZ		 621 if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
622 rts_thr = MWIFIEX_RTS_MAX_VALUE;
623
fa0ecbb9
BZ		 624 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
625 HostCmd_ACT_GEN_SET, RTS_THRESH_I,
626 &rts_thr, true);
5e6e3a92
BZ		 627}
628
629/*
630 * CFG802.11 operation handler to set wiphy parameters.
631 *
632 * This function can be used to set the RTS threshold and the
633 * Fragmentation threshold of the driver.
634 */
635static int
636mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
637{
67fdf39e 638 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
9b930eae
AP		 639 struct mwifiex_private *priv;
640 struct mwifiex_uap_bss_param *bss_cfg;
09f63ae6
AP		 641 int ret;
642
643 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
9b930eae 644
09f63ae6
AP		 645 switch (priv->bss_role) {
646 case MWIFIEX_BSS_ROLE_UAP:
647 if (priv->bss_started) {
acebe8c1
ZL		 648 mwifiex_dbg(adapter, ERROR,
649 "cannot change wiphy params when bss started");
09f63ae6
AP		 650 return -EINVAL;
651 }
5e6e3a92 652
09f63ae6
AP		 653 bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL);
654 if (!bss_cfg)
655 return -ENOMEM;
9b930eae 656
09f63ae6 657 mwifiex_set_sys_config_invalid_data(bss_cfg);
5e6e3a92 658
09f63ae6
AP		 659 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
660 bss_cfg->rts_threshold = wiphy->rts_threshold;
661 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
662 bss_cfg->frag_threshold = wiphy->frag_threshold;
663 if (changed & WIPHY_PARAM_RETRY_LONG)
664 bss_cfg->retry_limit = wiphy->retry_long;
9b930eae 665
09f63ae6
AP		 666 ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG,
667 HostCmd_ACT_GEN_SET,
668 UAP_BSS_PARAMS_I, bss_cfg,
669 false);
670
671 kfree(bss_cfg);
672 if (ret) {
acebe8c1
ZL		 673 mwifiex_dbg(adapter, ERROR,
674 "Failed to set wiphy phy params\n");
09f63ae6
AP		 675 return ret;
676 }
677 break;
9b930eae 678
9b930eae 679 case MWIFIEX_BSS_ROLE_STA:
09f63ae6 680 if (priv->media_connected) {
acebe8c1
ZL		 681 mwifiex_dbg(adapter, ERROR,
682 "cannot change wiphy params when connected");
09f63ae6
AP		 683 return -EINVAL;
684 }
685 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
686 ret = mwifiex_set_rts(priv,
687 wiphy->rts_threshold);
688 if (ret)
689 return ret;
9b930eae 690 }
09f63ae6
AP		 691 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
692 ret = mwifiex_set_frag(priv,
693 wiphy->frag_threshold);
694 if (ret)
695 return ret;
696 }
697 break;
9b930eae
AP		 698 }
699
700 return 0;
5e6e3a92
BZ		 701}
702
e1a2b7a3
SP		 703static int
704mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv)
705{
706 u16 mode = P2P_MODE_DISABLE;
707
fa0ecbb9
BZ		 708 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
709 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 710 return -1;
711
712 return 0;
713}
714
715/*
716 * This function initializes the functionalities for P2P client.
717 * The P2P client initialization sequence is:
718 * disable -> device -> client
719 */
720static int
721mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv)
722{
723 u16 mode;
724
725 if (mwifiex_cfg80211_deinit_p2p(priv))
726 return -1;
727
728 mode = P2P_MODE_DEVICE;
fa0ecbb9
BZ		 729 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
730 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 731 return -1;
732
733 mode = P2P_MODE_CLIENT;
fa0ecbb9
BZ		 734 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
735 HostCmd_ACT_GEN_SET, 0, &mode, true))
e1a2b7a3
SP		 736 return -1;
737
738 return 0;
739}
740
9197ab9e
SP		 741/*
742 * This function initializes the functionalities for P2P GO.
743 * The P2P GO initialization sequence is:
744 * disable -> device -> GO
745 */
746static int
747mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv)
748{
749 u16 mode;
750
751 if (mwifiex_cfg80211_deinit_p2p(priv))
752 return -1;
753
754 mode = P2P_MODE_DEVICE;
fa0ecbb9
BZ		 755 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
756 HostCmd_ACT_GEN_SET, 0, &mode, true))
9197ab9e
SP		 757 return -1;
758
759 mode = P2P_MODE_GO;
fa0ecbb9
BZ		 760 if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG,
761 HostCmd_ACT_GEN_SET, 0, &mode, true))
9197ab9e
SP		 762 return -1;
763
047eaaf6
AP		 764 return 0;
765}
766
767static int mwifiex_deinit_priv_params(struct mwifiex_private *priv)
768{
a9adbcb3
AP		 769 struct mwifiex_adapter *adapter = priv->adapter;
770 unsigned long flags;
771
047eaaf6
AP		 772 priv->mgmt_frame_mask = 0;
773 if (mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG,
774 HostCmd_ACT_GEN_SET, 0,
775 &priv->mgmt_frame_mask, false)) {
acebe8c1
ZL		 776 mwifiex_dbg(adapter, ERROR,
777 "could not unregister mgmt frame rx\n");
047eaaf6
AP		 778 return -1;
779 }
780
781 mwifiex_deauthenticate(priv, NULL);
a9adbcb3
AP		 782
783 spin_lock_irqsave(&adapter->main_proc_lock, flags);
784 adapter->main_locked = true;
785 if (adapter->mwifiex_processing) {
786 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
787 flush_workqueue(adapter->workqueue);
788 } else {
789 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
790 }
791
792 spin_lock_irqsave(&adapter->rx_proc_lock, flags);
793 adapter->rx_locked = true;
794 if (adapter->rx_processing) {
795 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
796 flush_workqueue(adapter->rx_workqueue);
797 } else {
798 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
799 }
800
047eaaf6
AP		 801 mwifiex_free_priv(priv);
802 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
803 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
804 priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
805
806 return 0;
807}
808
809static int
810mwifiex_init_new_priv_params(struct mwifiex_private *priv,
811 struct net_device *dev,
812 enum nl80211_iftype type)
813{
a9adbcb3
AP		 814 struct mwifiex_adapter *adapter = priv->adapter;
815 unsigned long flags;
816
047eaaf6
AP		 817 mwifiex_init_priv(priv);
818
819 priv->bss_mode = type;
820 priv->wdev.iftype = type;
821
822 mwifiex_init_priv_params(priv, priv->netdev);
823 priv->bss_started = 0;
824
825 switch (type) {
826 case NL80211_IFTYPE_STATION:
827 case NL80211_IFTYPE_ADHOC:
5b13d3e1
SL		 828 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
829 MWIFIEX_BSS_TYPE_STA);
047eaaf6
AP		 830 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
831 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
832 break;
833 case NL80211_IFTYPE_P2P_CLIENT:
5b13d3e1
SL		 834 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
835 MWIFIEX_BSS_TYPE_P2P);
047eaaf6
AP		 836 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
837 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
838 break;
ae86c587 839 case NL80211_IFTYPE_P2P_GO:
5b13d3e1
SL		 840 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
841 MWIFIEX_BSS_TYPE_P2P);
ae86c587
AN		 842 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
843 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
844 break;
047eaaf6 845 case NL80211_IFTYPE_AP:
5b13d3e1
SL		 846 priv->bss_num = mwifiex_get_unused_bss_num(adapter,
847 MWIFIEX_BSS_TYPE_UAP);
047eaaf6
AP		 848 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
849 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
850 break;
851 default:
acebe8c1
ZL		 852 mwifiex_dbg(adapter, ERROR,
853 "%s: changing to %d not supported\n",
854 dev->name, type);
047eaaf6
AP		 855 return -EOPNOTSUPP;
856 }
9197ab9e 857
a9adbcb3
AP		 858 spin_lock_irqsave(&adapter->main_proc_lock, flags);
859 adapter->main_locked = false;
860 spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
861
862 spin_lock_irqsave(&adapter->rx_proc_lock, flags);
863 adapter->rx_locked = false;
864 spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
865
9197ab9e
SP		 866 return 0;
867}
868
047eaaf6
AP		 869static int
870mwifiex_change_vif_to_p2p(struct net_device *dev,
871 enum nl80211_iftype curr_iftype,
872 enum nl80211_iftype type, u32 *flags,
873 struct vif_params *params)
874{
875 struct mwifiex_private *priv;
876 struct mwifiex_adapter *adapter;
877
878 priv = mwifiex_netdev_get_priv(dev);
879
880 if (!priv)
881 return -1;
882
883 adapter = priv->adapter;
884
885 if (adapter->curr_iface_comb.p2p_intf ==
886 adapter->iface_limit.p2p_intf) {
acebe8c1
ZL		 887 mwifiex_dbg(adapter, ERROR,
888 "cannot create multiple P2P ifaces\n");
047eaaf6
AP		 889 return -1;
890 }
891
acebe8c1
ZL		 892 mwifiex_dbg(adapter, INFO,
893 "%s: changing role to p2p\n", dev->name);
047eaaf6
AP		 894
895 if (mwifiex_deinit_priv_params(priv))
896 return -1;
897 if (mwifiex_init_new_priv_params(priv, dev, type))
898 return -1;
899
900 switch (type) {
901 case NL80211_IFTYPE_P2P_CLIENT:
902 if (mwifiex_cfg80211_init_p2p_client(priv))
903 return -EFAULT;
904 break;
905 case NL80211_IFTYPE_P2P_GO:
906 if (mwifiex_cfg80211_init_p2p_go(priv))
907 return -EFAULT;
908 break;
909 default:
acebe8c1
ZL		 910 mwifiex_dbg(adapter, ERROR,
911 "%s: changing to %d not supported\n",
912 dev->name, type);
047eaaf6
AP		 913 return -EOPNOTSUPP;
914 }
915
916 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
917 HostCmd_ACT_GEN_SET, 0, NULL, true))
918 return -1;
919
920 if (mwifiex_sta_init_cmd(priv, false, false))
921 return -1;
922
923 switch (curr_iftype) {
924 case NL80211_IFTYPE_STATION:
925 case NL80211_IFTYPE_ADHOC:
926 adapter->curr_iface_comb.sta_intf--;
927 break;
928 case NL80211_IFTYPE_AP:
929 adapter->curr_iface_comb.uap_intf--;
930 break;
931 default:
932 break;
933 }
934
935 adapter->curr_iface_comb.p2p_intf++;
936 dev->ieee80211_ptr->iftype = type;
937
938 return 0;
939}
940
941static int
942mwifiex_change_vif_to_sta_adhoc(struct net_device *dev,
943 enum nl80211_iftype curr_iftype,
944 enum nl80211_iftype type, u32 *flags,
945 struct vif_params *params)
946{
947 struct mwifiex_private *priv;
948 struct mwifiex_adapter *adapter;
949
950 priv = mwifiex_netdev_get_priv(dev);
951
952 if (!priv)
953 return -1;
954
955 adapter = priv->adapter;
956
957 if ((curr_iftype != NL80211_IFTYPE_P2P_CLIENT &&
958 curr_iftype != NL80211_IFTYPE_P2P_GO) &&
959 (adapter->curr_iface_comb.sta_intf ==
960 adapter->iface_limit.sta_intf)) {
acebe8c1
ZL		 961 mwifiex_dbg(adapter, ERROR,
962 "cannot create multiple station/adhoc ifaces\n");
047eaaf6
AP		 963 return -1;
964 }
965
966 if (type == NL80211_IFTYPE_STATION)
acebe8c1
ZL		 967 mwifiex_dbg(adapter, INFO,
968 "%s: changing role to station\n", dev->name);
047eaaf6 969 else
acebe8c1
ZL		 970 mwifiex_dbg(adapter, INFO,
971 "%s: changing role to adhoc\n", dev->name);
047eaaf6
AP		 972
973 if (mwifiex_deinit_priv_params(priv))
974 return -1;
975 if (mwifiex_init_new_priv_params(priv, dev, type))
976 return -1;
977 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
978 HostCmd_ACT_GEN_SET, 0, NULL, true))
979 return -1;
980 if (mwifiex_sta_init_cmd(priv, false, false))
981 return -1;
982
983 switch (curr_iftype) {
984 case NL80211_IFTYPE_P2P_CLIENT:
985 case NL80211_IFTYPE_P2P_GO:
986 adapter->curr_iface_comb.p2p_intf--;
987 break;
988 case NL80211_IFTYPE_AP:
989 adapter->curr_iface_comb.uap_intf--;
990 break;
991 default:
992 break;
993 }
994
995 adapter->curr_iface_comb.sta_intf++;
996 dev->ieee80211_ptr->iftype = type;
997 return 0;
998}
999
1000static int
1001mwifiex_change_vif_to_ap(struct net_device *dev,
1002 enum nl80211_iftype curr_iftype,
1003 enum nl80211_iftype type, u32 *flags,
1004 struct vif_params *params)
1005{
1006 struct mwifiex_private *priv;
1007 struct mwifiex_adapter *adapter;
1008
1009 priv = mwifiex_netdev_get_priv(dev);
1010
1011 if (!priv)
1012 return -1;
1013
1014 adapter = priv->adapter;
1015
1016 if (adapter->curr_iface_comb.uap_intf ==
1017 adapter->iface_limit.uap_intf) {
acebe8c1
ZL		 1018 mwifiex_dbg(adapter, ERROR,
1019 "cannot create multiple AP ifaces\n");
047eaaf6
AP		 1020 return -1;
1021 }
1022
acebe8c1
ZL		 1023 mwifiex_dbg(adapter, INFO,
1024 "%s: changing role to AP\n", dev->name);
047eaaf6
AP		 1025
1026 if (mwifiex_deinit_priv_params(priv))
1027 return -1;
1028 if (mwifiex_init_new_priv_params(priv, dev, type))
1029 return -1;
1030 if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1031 HostCmd_ACT_GEN_SET, 0, NULL, true))
1032 return -1;
1033 if (mwifiex_sta_init_cmd(priv, false, false))
1034 return -1;
1035
1036 switch (curr_iftype) {
1037 case NL80211_IFTYPE_P2P_CLIENT:
1038 case NL80211_IFTYPE_P2P_GO:
1039 adapter->curr_iface_comb.p2p_intf--;
1040 break;
1041 case NL80211_IFTYPE_STATION:
1042 case NL80211_IFTYPE_ADHOC:
1043 adapter->curr_iface_comb.sta_intf--;
1044 break;
1045 default:
1046 break;
1047 }
1048
1049 adapter->curr_iface_comb.uap_intf++;
1050 dev->ieee80211_ptr->iftype = type;
1051 return 0;
1052}
5e6e3a92
BZ		 1053/*
1054 * CFG802.11 operation handler to change interface type.
5e6e3a92
BZ		 1055 */
1056static int
1057mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
1058 struct net_device *dev,
1059 enum nl80211_iftype type, u32 *flags,
1060 struct vif_params *params)
1061{
5e6e3a92 1062 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
047eaaf6 1063 enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype;
5e6e3a92 1064
047eaaf6 1065 switch (curr_iftype) {
5e6e3a92 1066 case NL80211_IFTYPE_ADHOC:
4f02341a
AP		 1067 switch (type) {
1068 case NL80211_IFTYPE_STATION:
047eaaf6
AP		 1069 priv->bss_mode = type;
1070 priv->sec_info.authentication_mode =
1071 NL80211_AUTHTYPE_OPEN_SYSTEM;
1072 dev->ieee80211_ptr->iftype = type;
1073 mwifiex_deauthenticate(priv, NULL);
1074 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1075 HostCmd_ACT_GEN_SET, 0, NULL,
1076 true);
1077 case NL80211_IFTYPE_P2P_CLIENT:
1078 case NL80211_IFTYPE_P2P_GO:
1079 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1080 type, flags, params);
1081 case NL80211_IFTYPE_AP:
1082 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1083 flags, params);
4f02341a 1084 case NL80211_IFTYPE_UNSPECIFIED:
acebe8c1
ZL		 1085 mwifiex_dbg(priv->adapter, INFO,
1086 "%s: kept type as IBSS\n", dev->name);
4f02341a
AP		 1087 case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */
1088 return 0;
4f02341a 1089 default:
acebe8c1
ZL		 1090 mwifiex_dbg(priv->adapter, ERROR,
1091 "%s: changing to %d not supported\n",
1092 dev->name, type);
4f02341a
AP		 1093 return -EOPNOTSUPP;
1094 }
5e6e3a92
BZ		 1095 break;
1096 case NL80211_IFTYPE_STATION:
4f02341a
AP		 1097 switch (type) {
1098 case NL80211_IFTYPE_ADHOC:
047eaaf6
AP		 1099 priv->bss_mode = type;
1100 priv->sec_info.authentication_mode =
1101 NL80211_AUTHTYPE_OPEN_SYSTEM;
e1a2b7a3 1102 dev->ieee80211_ptr->iftype = type;
047eaaf6
AP		 1103 mwifiex_deauthenticate(priv, NULL);
1104 return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
1105 HostCmd_ACT_GEN_SET, 0, NULL,
1106 true);
1107 case NL80211_IFTYPE_P2P_CLIENT:
9197ab9e 1108 case NL80211_IFTYPE_P2P_GO:
047eaaf6
AP		 1109 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1110 type, flags, params);
1111 case NL80211_IFTYPE_AP:
1112 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1113 flags, params);
4f02341a 1114 case NL80211_IFTYPE_UNSPECIFIED:
acebe8c1
ZL		 1115 mwifiex_dbg(priv->adapter, INFO,
1116 "%s: kept type as STA\n", dev->name);
4f02341a
AP		 1117 case NL80211_IFTYPE_STATION: /* This shouldn't happen */
1118 return 0;
4f02341a 1119 default:
acebe8c1
ZL		 1120 mwifiex_dbg(priv->adapter, ERROR,
1121 "%s: changing to %d not supported\n",
1122 dev->name, type);
4f02341a
AP		 1123 return -EOPNOTSUPP;
1124 }
1125 break;
1126 case NL80211_IFTYPE_AP:
1127 switch (type) {
047eaaf6
AP		 1128 case NL80211_IFTYPE_ADHOC:
1129 case NL80211_IFTYPE_STATION:
1130 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1131 type, flags,
1132 params);
1133 break;
1134 case NL80211_IFTYPE_P2P_CLIENT:
1135 case NL80211_IFTYPE_P2P_GO:
1136 return mwifiex_change_vif_to_p2p(dev, curr_iftype,
1137 type, flags, params);
4f02341a 1138 case NL80211_IFTYPE_UNSPECIFIED:
acebe8c1
ZL		 1139 mwifiex_dbg(priv->adapter, INFO,
1140 "%s: kept type as AP\n", dev->name);
4f02341a
AP		 1141 case NL80211_IFTYPE_AP: /* This shouldn't happen */
1142 return 0;
4f02341a 1143 default:
acebe8c1
ZL		 1144 mwifiex_dbg(priv->adapter, ERROR,
1145 "%s: changing to %d not supported\n",
1146 dev->name, type);
4f02341a
AP		 1147 return -EOPNOTSUPP;
1148 }
5e6e3a92 1149 break;
e1a2b7a3 1150 case NL80211_IFTYPE_P2P_CLIENT:
9197ab9e 1151 case NL80211_IFTYPE_P2P_GO:
e1a2b7a3
SP		 1152 switch (type) {
1153 case NL80211_IFTYPE_STATION:
e79801ff 1154 if (mwifiex_cfg80211_deinit_p2p(priv))
e1a2b7a3 1155 return -EFAULT;
e79801ff
AN		 1156 priv->adapter->curr_iface_comb.p2p_intf--;
1157 priv->adapter->curr_iface_comb.sta_intf++;
e1a2b7a3 1158 dev->ieee80211_ptr->iftype = type;
047eaaf6
AP		 1159 break;
1160 case NL80211_IFTYPE_ADHOC:
1161 if (mwifiex_cfg80211_deinit_p2p(priv))
1162 return -EFAULT;
1163 return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
1164 type, flags,
1165 params);
1166 break;
1167 case NL80211_IFTYPE_AP:
1168 if (mwifiex_cfg80211_deinit_p2p(priv))
1169 return -EFAULT;
1170 return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
1171 flags, params);
1172 case NL80211_IFTYPE_UNSPECIFIED:
acebe8c1
ZL		 1173 mwifiex_dbg(priv->adapter, INFO,
1174 "%s: kept type as P2P\n", dev->name);
047eaaf6
AP		 1175 case NL80211_IFTYPE_P2P_CLIENT:
1176 case NL80211_IFTYPE_P2P_GO:
e1a2b7a3
SP		 1177 return 0;
1178 default:
acebe8c1
ZL		 1179 mwifiex_dbg(priv->adapter, ERROR,
1180 "%s: changing to %d not supported\n",
1181 dev->name, type);
e1a2b7a3
SP		 1182 return -EOPNOTSUPP;
1183 }
1184 break;
5e6e3a92 1185 default:
acebe8c1
ZL		 1186 mwifiex_dbg(priv->adapter, ERROR,
1187 "%s: unknown iftype: %d\n",
1188 dev->name, dev->ieee80211_ptr->iftype);
4f02341a 1189 return -EOPNOTSUPP;
5e6e3a92 1190 }
5e6e3a92 1191
eecd8250 1192
047eaaf6 1193 return 0;
5e6e3a92
BZ		 1194}
1195
a5f39056
YAP		 1196static void
1197mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo,
1198 struct rate_info *rate)
1199{
1200 struct mwifiex_adapter *adapter = priv->adapter;
1201
1202 if (adapter->is_hw_11ac_capable) {
1203 /* bit[1-0]: 00=LG 01=HT 10=VHT */
1204 if (tx_htinfo & BIT(0)) {
1205 /* HT */
1206 rate->mcs = priv->tx_rate;
1207 rate->flags |= RATE_INFO_FLAGS_MCS;
1208 }
1209 if (tx_htinfo & BIT(1)) {
1210 /* VHT */
1211 rate->mcs = priv->tx_rate & 0x0F;
1212 rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
1213 }
1214
1215 if (tx_htinfo & (BIT(1) | BIT(0))) {
1216 /* HT or VHT */
1217 switch (tx_htinfo & (BIT(3) | BIT(2))) {
1218 case 0:
b51f3bee 1219 rate->bw = RATE_INFO_BW_20;
a5f39056
YAP		 1220 break;
1221 case (BIT(2)):
b51f3bee 1222 rate->bw = RATE_INFO_BW_40;
a5f39056
YAP		 1223 break;
1224 case (BIT(3)):
b51f3bee 1225 rate->bw = RATE_INFO_BW_80;
a5f39056
YAP		 1226 break;
1227 case (BIT(3) | BIT(2)):
b51f3bee 1228 rate->bw = RATE_INFO_BW_160;
a5f39056
YAP		 1229 break;
1230 }
1231
1232 if (tx_htinfo & BIT(4))
1233 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1234
1235 if ((priv->tx_rate >> 4) == 1)
1236 rate->nss = 2;
1237 else
1238 rate->nss = 1;
1239 }
1240 } else {
1241 /*
1242 * Bit 0 in tx_htinfo indicates that current Tx rate
1243 * is 11n rate. Valid MCS index values for us are 0 to 15.
1244 */
1245 if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) {
1246 rate->mcs = priv->tx_rate;
1247 rate->flags |= RATE_INFO_FLAGS_MCS;
b51f3bee 1248 rate->bw = RATE_INFO_BW_20;
a5f39056 1249 if (tx_htinfo & BIT(1))
b51f3bee 1250 rate->bw = RATE_INFO_BW_40;
a5f39056
YAP		 1251 if (tx_htinfo & BIT(2))
1252 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
1253 }
1254 }
1255}
1256
5e6e3a92
BZ		 1257/*
1258 * This function dumps the station information on a buffer.
1259 *
1260 * The following information are shown -
1261 * - Total bytes transmitted
1262 * - Total bytes received
1263 * - Total packets transmitted
1264 * - Total packets received
1265 * - Signal quality level
1266 * - Transmission rate
1267 */
1268static int
1269mwifiex_dump_station_info(struct mwifiex_private *priv,
8baca1a3 1270 struct mwifiex_sta_node *node,
5e6e3a92
BZ		 1271 struct station_info *sinfo)
1272{
006606c0 1273 u32 rate;
5e6e3a92 1274
319090bf
JB		 1275 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | BIT(NL80211_STA_INFO_TX_BYTES) |
1276 BIT(NL80211_STA_INFO_RX_PACKETS) | BIT(NL80211_STA_INFO_TX_PACKETS) |
1277 BIT(NL80211_STA_INFO_TX_BITRATE) |
1278 BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG);
5e6e3a92 1279
8baca1a3
XH		 1280 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1281 if (!node)
1282 return -ENOENT;
1283
1284 sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME) |
1285 BIT(NL80211_STA_INFO_TX_FAILED);
1286 sinfo->inactive_time =
1287 jiffies_to_msecs(jiffies - node->stats.last_rx);
1288
1289 sinfo->signal = node->stats.rssi;
1290 sinfo->signal_avg = node->stats.rssi;
1291 sinfo->rx_bytes = node->stats.rx_bytes;
1292 sinfo->tx_bytes = node->stats.tx_bytes;
1293 sinfo->rx_packets = node->stats.rx_packets;
1294 sinfo->tx_packets = node->stats.tx_packets;
1295 sinfo->tx_failed = node->stats.tx_failed;
1296
1297 mwifiex_parse_htinfo(priv, node->stats.last_tx_htinfo,
1298 &sinfo->txrate);
1299 sinfo->txrate.legacy = node->stats.last_tx_rate * 5;
1300
1301 return 0;
1302 }
1303
5e6e3a92 1304 /* Get signal information from the firmware */
fa0ecbb9
BZ		 1305 if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
1306 HostCmd_ACT_GEN_GET, 0, NULL, true)) {
acebe8c1
ZL		 1307 mwifiex_dbg(priv->adapter, ERROR,
1308 "failed to get signal information\n");
958a4a86 1309 return -EFAULT;
5e6e3a92
BZ		 1310 }
1311
1312 if (mwifiex_drv_get_data_rate(priv, &rate)) {
acebe8c1
ZL		 1313 mwifiex_dbg(priv->adapter, ERROR,
1314 "getting data rate error\n");
958a4a86 1315 return -EFAULT;
5e6e3a92
BZ		 1316 }
1317
caf60a6c 1318 /* Get DTIM period information from firmware */
fa0ecbb9
BZ		 1319 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
1320 HostCmd_ACT_GEN_GET, DTIM_PERIOD_I,
1321 &priv->dtim_period, true);
caf60a6c 1322
a5f39056 1323 mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate);
4ec6f9c0 1324
7013d3e2 1325 sinfo->signal_avg = priv->bcn_rssi_avg;
5e6e3a92
BZ		 1326 sinfo->rx_bytes = priv->stats.rx_bytes;
1327 sinfo->tx_bytes = priv->stats.tx_bytes;
1328 sinfo->rx_packets = priv->stats.rx_packets;
1329 sinfo->tx_packets = priv->stats.tx_packets;
958a4a86 1330 sinfo->signal = priv->bcn_rssi_avg;
4ec6f9c0 1331 /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
006606c0 1332 sinfo->txrate.legacy = rate * 5;
5e6e3a92 1333
c4f3b972 1334 if (priv->bss_mode == NL80211_IFTYPE_STATION) {
319090bf 1335 sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM);
c4f3b972
AK		 1336 sinfo->bss_param.flags = 0;
1337 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1338 WLAN_CAPABILITY_SHORT_PREAMBLE)
1339 sinfo->bss_param.flags |=
1340 BSS_PARAM_FLAGS_SHORT_PREAMBLE;
1341 if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
1342 WLAN_CAPABILITY_SHORT_SLOT_TIME)
1343 sinfo->bss_param.flags |=
1344 BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
caf60a6c 1345 sinfo->bss_param.dtim_period = priv->dtim_period;
c4f3b972
AK		 1346 sinfo->bss_param.beacon_interval =
1347 priv->curr_bss_params.bss_descriptor.beacon_period;
1348 }
1349
958a4a86 1350 return 0;
5e6e3a92
BZ		 1351}
1352
1353/*
1354 * CFG802.11 operation handler to get station information.
1355 *
1356 * This function only works in connected mode, and dumps the
1357 * requested station information, if available.
1358 */
1359static int
1360mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 1361 const u8 *mac, struct station_info *sinfo)
5e6e3a92
BZ		 1362{
1363 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 1364
5e6e3a92
BZ		 1365 if (!priv->media_connected)
1366 return -ENOENT;
1367 if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
1368 return -ENOENT;
1369
8baca1a3 1370 return mwifiex_dump_station_info(priv, NULL, sinfo);
5e6e3a92
BZ		 1371}
1372
f85aae6b
AK		 1373/*
1374 * CFG802.11 operation handler to dump station information.
1375 */
1376static int
1377mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
1378 int idx, u8 *mac, struct station_info *sinfo)
1379{
1380 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
8baca1a3
XH		 1381 static struct mwifiex_sta_node *node;
1382
1383 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1384 priv->media_connected && idx == 0) {
1385 ether_addr_copy(mac, priv->cfg_bssid);
1386 return mwifiex_dump_station_info(priv, NULL, sinfo);
1387 } else if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
1388 mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST,
1389 HostCmd_ACT_GEN_GET, 0, NULL, true);
1390
1391 if (node && (&node->list == &priv->sta_list)) {
1392 node = NULL;
1393 return -ENOENT;
1394 }
f85aae6b 1395
8baca1a3
XH		 1396 node = list_prepare_entry(node, &priv->sta_list, list);
1397 list_for_each_entry_continue(node, &priv->sta_list, list) {
1398 ether_addr_copy(mac, node->mac_addr);
1399 return mwifiex_dump_station_info(priv, node, sinfo);
1400 }
1401 }
f85aae6b 1402
8baca1a3 1403 return -ENOENT;
f85aae6b
AK		 1404}
1405
6bc6c49f
XH		 1406static int
1407mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
1408 int idx, struct survey_info *survey)
1409{
1410 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1411 struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats;
1412 enum ieee80211_band band;
1413
acebe8c1 1414 mwifiex_dbg(priv->adapter, DUMP, "dump_survey idx=%d\n", idx);
6bc6c49f
XH		 1415
1416 memset(survey, 0, sizeof(struct survey_info));
1417
1418 if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
1419 priv->media_connected && idx == 0) {
1420 u8 curr_bss_band = priv->curr_bss_params.band;
1421 u32 chan = priv->curr_bss_params.bss_descriptor.channel;
1422
1423 band = mwifiex_band_to_radio_type(curr_bss_band);
1424 survey->channel = ieee80211_get_channel(wiphy,
1425 ieee80211_channel_to_frequency(chan, band));
1426
1427 if (priv->bcn_nf_last) {
1428 survey->filled = SURVEY_INFO_NOISE_DBM;
1429 survey->noise = priv->bcn_nf_last;
1430 }
1431 return 0;
1432 }
1433
1434 if (idx >= priv->adapter->num_in_chan_stats)
1435 return -ENOENT;
1436
1437 if (!pchan_stats[idx].cca_scan_dur)
1438 return 0;
1439
1440 band = pchan_stats[idx].bandcfg;
1441 survey->channel = ieee80211_get_channel(wiphy,
1442 ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band));
1443 survey->filled = SURVEY_INFO_NOISE_DBM |
4ed20beb
JB		 1444 SURVEY_INFO_TIME |
1445 SURVEY_INFO_TIME_BUSY;
6bc6c49f 1446 survey->noise = pchan_stats[idx].noise;
4ed20beb
JB		 1447 survey->time = pchan_stats[idx].cca_scan_dur;
1448 survey->time_busy = pchan_stats[idx].cca_busy_dur;
6bc6c49f
XH		 1449
1450 return 0;
1451}
1452
5e6e3a92 1453/* Supported rates to be advertised to the cfg80211 */
5e6e3a92
BZ		 1454static struct ieee80211_rate mwifiex_rates[] = {
1455 {.bitrate = 10, .hw_value = 2, },
1456 {.bitrate = 20, .hw_value = 4, },
1457 {.bitrate = 55, .hw_value = 11, },
1458 {.bitrate = 110, .hw_value = 22, },
5e6e3a92
BZ		 1459 {.bitrate = 60, .hw_value = 12, },
1460 {.bitrate = 90, .hw_value = 18, },
1461 {.bitrate = 120, .hw_value = 24, },
1462 {.bitrate = 180, .hw_value = 36, },
1463 {.bitrate = 240, .hw_value = 48, },
1464 {.bitrate = 360, .hw_value = 72, },
1465 {.bitrate = 480, .hw_value = 96, },
1466 {.bitrate = 540, .hw_value = 108, },
5e6e3a92
BZ		 1467};
1468
1469/* Channel definitions to be advertised to cfg80211 */
5e6e3a92
BZ		 1470static struct ieee80211_channel mwifiex_channels_2ghz[] = {
1471 {.center_freq = 2412, .hw_value = 1, },
1472 {.center_freq = 2417, .hw_value = 2, },
1473 {.center_freq = 2422, .hw_value = 3, },
1474 {.center_freq = 2427, .hw_value = 4, },
1475 {.center_freq = 2432, .hw_value = 5, },
1476 {.center_freq = 2437, .hw_value = 6, },
1477 {.center_freq = 2442, .hw_value = 7, },
1478 {.center_freq = 2447, .hw_value = 8, },
1479 {.center_freq = 2452, .hw_value = 9, },
1480 {.center_freq = 2457, .hw_value = 10, },
1481 {.center_freq = 2462, .hw_value = 11, },
1482 {.center_freq = 2467, .hw_value = 12, },
1483 {.center_freq = 2472, .hw_value = 13, },
1484 {.center_freq = 2484, .hw_value = 14, },
1485};
1486
1487static struct ieee80211_supported_band mwifiex_band_2ghz = {
1488 .channels = mwifiex_channels_2ghz,
1489 .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
1490 .bitrates = mwifiex_rates,
8763848e 1491 .n_bitrates = ARRAY_SIZE(mwifiex_rates),
5e6e3a92
BZ		 1492};
1493
1494static struct ieee80211_channel mwifiex_channels_5ghz[] = {
1495 {.center_freq = 5040, .hw_value = 8, },
1496 {.center_freq = 5060, .hw_value = 12, },
1497 {.center_freq = 5080, .hw_value = 16, },
1498 {.center_freq = 5170, .hw_value = 34, },
1499 {.center_freq = 5190, .hw_value = 38, },
1500 {.center_freq = 5210, .hw_value = 42, },
1501 {.center_freq = 5230, .hw_value = 46, },
1502 {.center_freq = 5180, .hw_value = 36, },
1503 {.center_freq = 5200, .hw_value = 40, },
1504 {.center_freq = 5220, .hw_value = 44, },
1505 {.center_freq = 5240, .hw_value = 48, },
1506 {.center_freq = 5260, .hw_value = 52, },
1507 {.center_freq = 5280, .hw_value = 56, },
1508 {.center_freq = 5300, .hw_value = 60, },
1509 {.center_freq = 5320, .hw_value = 64, },
1510 {.center_freq = 5500, .hw_value = 100, },
1511 {.center_freq = 5520, .hw_value = 104, },
1512 {.center_freq = 5540, .hw_value = 108, },
1513 {.center_freq = 5560, .hw_value = 112, },
1514 {.center_freq = 5580, .hw_value = 116, },
1515 {.center_freq = 5600, .hw_value = 120, },
1516 {.center_freq = 5620, .hw_value = 124, },
1517 {.center_freq = 5640, .hw_value = 128, },
1518 {.center_freq = 5660, .hw_value = 132, },
1519 {.center_freq = 5680, .hw_value = 136, },
1520 {.center_freq = 5700, .hw_value = 140, },
1521 {.center_freq = 5745, .hw_value = 149, },
1522 {.center_freq = 5765, .hw_value = 153, },
1523 {.center_freq = 5785, .hw_value = 157, },
1524 {.center_freq = 5805, .hw_value = 161, },
1525 {.center_freq = 5825, .hw_value = 165, },
1526};
1527
1528static struct ieee80211_supported_band mwifiex_band_5ghz = {
1529 .channels = mwifiex_channels_5ghz,
1530 .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz),
eb416ad3
AP		 1531 .bitrates = mwifiex_rates + 4,
1532 .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4,
5e6e3a92
BZ		 1533};
1534
1535
1536/* Supported crypto cipher suits to be advertised to cfg80211 */
5e6e3a92
BZ		 1537static const u32 mwifiex_cipher_suites[] = {
1538 WLAN_CIPHER_SUITE_WEP40,
1539 WLAN_CIPHER_SUITE_WEP104,
1540 WLAN_CIPHER_SUITE_TKIP,
1541 WLAN_CIPHER_SUITE_CCMP,
5eab6777 1542 WLAN_CIPHER_SUITE_SMS4,
53b11231 1543 WLAN_CIPHER_SUITE_AES_CMAC,
5e6e3a92
BZ		 1544};
1545
83719be8
SP		 1546/* Supported mgmt frame types to be advertised to cfg80211 */
1547static const struct ieee80211_txrx_stypes
1548mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = {
1549 [NL80211_IFTYPE_STATION] = {
1550 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1551 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1552 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1553 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1554 },
1555 [NL80211_IFTYPE_AP] = {
1556 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1557 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1558 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1559 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1560 },
1561 [NL80211_IFTYPE_P2P_CLIENT] = {
1562 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1563 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1564 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1565 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1566 },
1567 [NL80211_IFTYPE_P2P_GO] = {
1568 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1569 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
1570 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
1571 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
1572 },
1573};
1574
5d82c53a
YAP		 1575/*
1576 * CFG802.11 operation handler for setting bit rates.
1577 *
433c3990
AK		 1578 * Function configures data rates to firmware using bitrate mask
1579 * provided by cfg80211.
5d82c53a
YAP		 1580 */
1581static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
1582 struct net_device *dev,
1583 const u8 *peer,
1584 const struct cfg80211_bitrate_mask *mask)
1585{
5d82c53a 1586 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
433c3990
AK		 1587 u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
1588 enum ieee80211_band band;
c44379e2 1589 struct mwifiex_adapter *adapter = priv->adapter;
5d82c53a 1590
433c3990 1591 if (!priv->media_connected) {
acebe8c1
ZL		 1592 mwifiex_dbg(adapter, ERROR,
1593 "Can not set Tx data rate in disconnected state\n");
433c3990 1594 return -EINVAL;
5d82c53a
YAP		 1595 }
1596
433c3990 1597 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
5d82c53a 1598
433c3990 1599 memset(bitmap_rates, 0, sizeof(bitmap_rates));
5d82c53a 1600
433c3990
AK		 1601 /* Fill HR/DSSS rates. */
1602 if (band == IEEE80211_BAND_2GHZ)
1603 bitmap_rates[0] = mask->control[band].legacy & 0x000f;
5d82c53a 1604
433c3990
AK		 1605 /* Fill OFDM rates */
1606 if (band == IEEE80211_BAND_2GHZ)
1607 bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
1608 else
1609 bitmap_rates[1] = mask->control[band].legacy;
1610
d1e33e65
JD		 1611 /* Fill HT MCS rates */
1612 bitmap_rates[2] = mask->control[band].ht_mcs[0];
c44379e2 1613 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
d1e33e65 1614 bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8;
433c3990 1615
c44379e2
AK		 1616 /* Fill VHT MCS rates */
1617 if (adapter->fw_api_ver == MWIFIEX_FW_V15) {
1618 bitmap_rates[10] = mask->control[band].vht_mcs[0];
1619 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2)
1620 bitmap_rates[11] = mask->control[band].vht_mcs[1];
1621 }
1622
fa0ecbb9
BZ		 1623 return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
1624 HostCmd_ACT_GEN_SET, 0, bitmap_rates, true);
5d82c53a
YAP		 1625}
1626
fa444bf8
AK		 1627/*
1628 * CFG802.11 operation handler for connection quality monitoring.
1629 *
1630 * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI
1631 * events to FW.
1632 */
1633static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
1634 struct net_device *dev,
1635 s32 rssi_thold, u32 rssi_hyst)
1636{
1637 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1638 struct mwifiex_ds_misc_subsc_evt subsc_evt;
1639
1640 priv->cqm_rssi_thold = rssi_thold;
1641 priv->cqm_rssi_hyst = rssi_hyst;
1642
1643 memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
1644 subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
1645
1646 /* Subscribe/unsubscribe low and high rssi events */
1647 if (rssi_thold && rssi_hyst) {
1648 subsc_evt.action = HostCmd_ACT_BITWISE_SET;
1649 subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold);
1650 subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold);
1651 subsc_evt.bcn_l_rssi_cfg.evt_freq = 1;
1652 subsc_evt.bcn_h_rssi_cfg.evt_freq = 1;
fa0ecbb9
BZ		 1653 return mwifiex_send_cmd(priv,
1654 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1655 0, 0, &subsc_evt, true);
fa444bf8
AK		 1656 } else {
1657 subsc_evt.action = HostCmd_ACT_BITWISE_CLR;
fa0ecbb9
BZ		 1658 return mwifiex_send_cmd(priv,
1659 HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
1660 0, 0, &subsc_evt, true);
fa444bf8
AK		 1661 }
1662
1663 return 0;
1664}
1665
5370c836
AP		 1666/* cfg80211 operation handler for change_beacon.
1667 * Function retrieves and sets modified management IEs to FW.
1668 */
1669static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy,
1670 struct net_device *dev,
1671 struct cfg80211_beacon_data *data)
1672{
1673 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1674
9197ab9e 1675 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) {
acebe8c1
ZL		 1676 mwifiex_dbg(priv->adapter, ERROR,
1677 "%s: bss_type mismatched\n", __func__);
5370c836
AP		 1678 return -EINVAL;
1679 }
1680
1681 if (!priv->bss_started) {
acebe8c1
ZL		 1682 mwifiex_dbg(priv->adapter, ERROR,
1683 "%s: bss not started\n", __func__);
5370c836
AP		 1684 return -EINVAL;
1685 }
1686
1687 if (mwifiex_set_mgmt_ies(priv, data)) {
acebe8c1
ZL		 1688 mwifiex_dbg(priv->adapter, ERROR,
1689 "%s: setting mgmt ies failed\n", __func__);
5370c836
AP		 1690 return -EFAULT;
1691 }
1692
1693 return 0;
1694}
1695
0f9e9b8b
AP		 1696/* cfg80211 operation handler for del_station.
1697 * Function deauthenticates station which value is provided in mac parameter.
1698 * If mac is NULL/broadcast, all stations in associated station list are
1699 * deauthenticated. If bss is not started or there are no stations in
1700 * associated stations list, no action is taken.
1701 */
1702static int
1703mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
89c771e5 1704 struct station_del_parameters *params)
0f9e9b8b
AP		 1705{
1706 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1707 struct mwifiex_sta_node *sta_node;
fc99dd08 1708 u8 deauth_mac[ETH_ALEN];
0f9e9b8b
AP		 1709 unsigned long flags;
1710
1711 if (list_empty(&priv->sta_list) || !priv->bss_started)
1712 return 0;
1713
fc99dd08
AP		 1714 if (!params->mac || is_broadcast_ether_addr(params->mac))
1715 return 0;
1716
acebe8c1
ZL		 1717 mwifiex_dbg(priv->adapter, INFO, "%s: mac address %pM\n",
1718 __func__, params->mac);
fc99dd08 1719
93803b33 1720 eth_zero_addr(deauth_mac);
fc99dd08
AP		 1721
1722 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
1723 sta_node = mwifiex_get_sta_entry(priv, params->mac);
1724 if (sta_node)
1725 ether_addr_copy(deauth_mac, params->mac);
1726 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
1727
1728 if (is_valid_ether_addr(deauth_mac)) {
1729 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH,
1730 HostCmd_ACT_GEN_SET, 0,
1731 deauth_mac, true))
1732 return -1;
0f9e9b8b
AP		 1733 }
1734
1735 return 0;
1736}
1737
8a279d5b
AK		 1738static int
1739mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
1740{
1741 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
1742 struct mwifiex_private *priv = mwifiex_get_priv(adapter,
1743 MWIFIEX_BSS_ROLE_ANY);
1744 struct mwifiex_ds_ant_cfg ant_cfg;
1745
1746 if (!tx_ant || !rx_ant)
1747 return -EOPNOTSUPP;
1748
1749 if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) {
1750 /* Not a MIMO chip. User should provide specific antenna number
1751 * for Tx/Rx path or enable all antennas for diversity
1752 */
1753 if (tx_ant != rx_ant)
1754 return -EOPNOTSUPP;
1755
1756 if ((tx_ant & (tx_ant - 1)) &&
1757 (tx_ant != BIT(adapter->number_of_antenna) - 1))
1758 return -EOPNOTSUPP;
1759
1760 if ((tx_ant == BIT(adapter->number_of_antenna) - 1) &&
1761 (priv->adapter->number_of_antenna > 1)) {
1762 tx_ant = RF_ANTENNA_AUTO;
1763 rx_ant = RF_ANTENNA_AUTO;
1764 }
a5333914
AK		 1765 } else {
1766 struct ieee80211_sta_ht_cap *ht_info;
1767 int rx_mcs_supp;
1768 enum ieee80211_band band;
1769
1770 if ((tx_ant == 0x1 && rx_ant == 0x1)) {
1771 adapter->user_dev_mcs_support = HT_STREAM_1X1;
1772 if (adapter->is_hw_11ac_capable)
1773 adapter->usr_dot_11ac_mcs_support =
1774 MWIFIEX_11AC_MCS_MAP_1X1;
1775 } else {
1776 adapter->user_dev_mcs_support = HT_STREAM_2X2;
1777 if (adapter->is_hw_11ac_capable)
1778 adapter->usr_dot_11ac_mcs_support =
1779 MWIFIEX_11AC_MCS_MAP_2X2;
1780 }
1781
1782 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1783 if (!adapter->wiphy->bands[band])
1784 continue;
1785
1786 ht_info = &adapter->wiphy->bands[band]->ht_cap;
1787 rx_mcs_supp =
1788 GET_RXMCSSUPP(adapter->user_dev_mcs_support);
1789 memset(&ht_info->mcs, 0, adapter->number_of_antenna);
1790 memset(&ht_info->mcs, 0xff, rx_mcs_supp);
1791 }
8a279d5b
AK		 1792 }
1793
1794 ant_cfg.tx_ant = tx_ant;
1795 ant_cfg.rx_ant = rx_ant;
1796
fa0ecbb9
BZ		 1797 return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA,
1798 HostCmd_ACT_GEN_SET, 0, &ant_cfg, true);
8a279d5b
AK		 1799}
1800
12190c5d
AP		 1801/* cfg80211 operation handler for stop ap.
1802 * Function stops BSS running at uAP interface.
1803 */
1804static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1805{
1806 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1807
85afb186
AP		 1808 mwifiex_abort_cac(priv);
1809
40bbc21a 1810 if (mwifiex_del_mgmt_ies(priv))
acebe8c1
ZL		 1811 mwifiex_dbg(priv->adapter, ERROR,
1812 "Failed to delete mgmt IEs!\n");
40bbc21a 1813
c8258913 1814 priv->ap_11n_enabled = 0;
35c739b5 1815 memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg));
c8258913 1816
fa0ecbb9
BZ		 1817 if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP,
1818 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
acebe8c1
ZL		 1819 mwifiex_dbg(priv->adapter, ERROR,
1820 "Failed to stop the BSS\n");
12190c5d
AP		 1821 return -1;
1822 }
1823
ed5cfbe6
AP		 1824 if (mwifiex_send_cmd(priv, HOST_CMD_APCMD_SYS_RESET,
1825 HostCmd_ACT_GEN_SET, 0, NULL, true)) {
1826 mwifiex_dbg(priv->adapter, ERROR,
1827 "Failed to reset BSS\n");
1828 return -1;
1829 }
1830
0117e78a
MF		 1831 if (netif_carrier_ok(priv->netdev))
1832 netif_carrier_off(priv->netdev);
1833 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
1834
12190c5d
AP		 1835 return 0;
1836}
1837
1838/* cfg80211 operation handler for start_ap.
1839 * Function sets beacon period, DTIM period, SSID and security into
1840 * AP config structure.
1841 * AP is configured with these settings and BSS is started.
1842 */
1843static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
1844 struct net_device *dev,
1845 struct cfg80211_ap_settings *params)
1846{
1847 struct mwifiex_uap_bss_param *bss_cfg;
1848 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1849
9197ab9e 1850 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP)
f752dcd5
AP		 1851 return -1;
1852
12190c5d
AP		 1853 bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
1854 if (!bss_cfg)
1855 return -ENOMEM;
1856
1857 mwifiex_set_sys_config_invalid_data(bss_cfg);
1858
1859 if (params->beacon_interval)
1860 bss_cfg->beacon_period = params->beacon_interval;
1861 if (params->dtim_period)
1862 bss_cfg->dtim_period = params->dtim_period;
1863
1864 if (params->ssid && params->ssid_len) {
1865 memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
1866 bss_cfg->ssid.ssid_len = params->ssid_len;
1867 }
b654ca18
AP		 1868 if (params->inactivity_timeout > 0) {
1869 /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */
1870 bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout;
1871 bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout;
1872 }
12190c5d 1873
7a1c9934
AP		 1874 switch (params->hidden_ssid) {
1875 case NL80211_HIDDEN_SSID_NOT_IN_USE:
1876 bss_cfg->bcast_ssid_ctl = 1;
1877 break;
1878 case NL80211_HIDDEN_SSID_ZERO_LEN:
1879 bss_cfg->bcast_ssid_ctl = 0;
1880 break;
1881 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
1882 /* firmware doesn't support this type of hidden SSID */
1883 default:
b3190466 1884 kfree(bss_cfg);
7a1c9934
AP		 1885 return -EINVAL;
1886 }
1887
7ee38bf4 1888 mwifiex_uap_set_channel(priv, bss_cfg, params->chandef);
a3c2c4f6 1889 mwifiex_set_uap_rates(bss_cfg, params);
05910f4a 1890
f752dcd5
AP		 1891 if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
1892 kfree(bss_cfg);
acebe8c1
ZL		 1893 mwifiex_dbg(priv->adapter, ERROR,
1894 "Failed to parse secuirty parameters!\n");
f752dcd5
AP		 1895 return -1;
1896 }
1897
22281256 1898 mwifiex_set_ht_params(priv, bss_cfg, params);
83c78da9
YAP		 1899
1900 if (priv->adapter->is_hw_11ac_capable) {
1901 mwifiex_set_vht_params(priv, bss_cfg, params);
1902 mwifiex_set_vht_width(priv, params->chandef.width,
1903 priv->ap_11ac_enabled);
1904 }
1905
2b6254da
AP		 1906 if (priv->ap_11ac_enabled)
1907 mwifiex_set_11ac_ba_params(priv);
1908 else
1909 mwifiex_set_ba_params(priv);
1910
54428c57 1911 mwifiex_set_wmm_params(priv, bss_cfg, params);
22281256 1912
8a73dd63
AP		 1913 if (mwifiex_is_11h_active(priv))
1914 mwifiex_set_tpc_params(priv, bss_cfg, params);
1915
cf075eac
AP		 1916 if (mwifiex_is_11h_active(priv) &&
1917 !cfg80211_chandef_dfs_required(wiphy, &params->chandef,
1918 priv->bss_mode)) {
acebe8c1
ZL		 1919 mwifiex_dbg(priv->adapter, INFO,
1920 "Disable 11h extensions in FW\n");
cf075eac 1921 if (mwifiex_11h_activate(priv, false)) {
acebe8c1
ZL		 1922 mwifiex_dbg(priv->adapter, ERROR,
1923 "Failed to disable 11h extensions!!");
cf075eac
AP		 1924 return -1;
1925 }
7b716625 1926 priv->state_11h.is_11h_active = false;
cf075eac
AP		 1927 }
1928
b654ca18 1929 if (mwifiex_config_start_uap(priv, bss_cfg)) {
acebe8c1
ZL		 1930 mwifiex_dbg(priv->adapter, ERROR,
1931 "Failed to start AP\n");
12190c5d
AP		 1932 kfree(bss_cfg);
1933 return -1;
1934 }
1935
b0d4c5ec
AP		 1936 if (mwifiex_set_mgmt_ies(priv, &params->beacon))
1937 return -1;
0117e78a
MF		 1938
1939 if (!netif_carrier_ok(priv->netdev))
1940 netif_carrier_on(priv->netdev);
1941 mwifiex_wake_up_net_dev_queue(priv->netdev, priv->adapter);
b0d4c5ec 1942
35c739b5 1943 memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg));
12190c5d 1944 kfree(bss_cfg);
12190c5d
AP		 1945 return 0;
1946}
1947
5e6e3a92
BZ		 1948/*
1949 * CFG802.11 operation handler for disconnection request.
1950 *
1951 * This function does not work when there is already a disconnection
1952 * procedure going on.
1953 */
1954static int
1955mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
1956 u16 reason_code)
1957{
1958 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
1959
600f5d90 1960 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 1961 return -EFAULT;
1962
acebe8c1
ZL		 1963 mwifiex_dbg(priv->adapter, MSG,
1964 "info: successfully disconnected from %pM:\t"
1965 "reason code %d\n", priv->cfg_bssid, reason_code);
5e6e3a92 1966
93803b33 1967 eth_zero_addr(priv->cfg_bssid);
587b36d3 1968 priv->hs2_enabled = false;
5e6e3a92
BZ		 1969
1970 return 0;
1971}
1972
1973/*
1974 * This function informs the CFG802.11 subsystem of a new IBSS.
1975 *
1976 * The following information are sent to the CFG802.11 subsystem
1977 * to register the new IBSS. If we do not register the new IBSS,
1978 * a kernel panic will result.
1979 * - SSID
1980 * - SSID length
1981 * - BSSID
1982 * - Channel
1983 */
1984static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
1985{
5e6e3a92
BZ		 1986 struct ieee80211_channel *chan;
1987 struct mwifiex_bss_info bss_info;
aa95a48d 1988 struct cfg80211_bss *bss;
270e58e8 1989 int ie_len;
5e6e3a92 1990 u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
4ed5d521 1991 enum ieee80211_band band;
5e6e3a92 1992
636c4598
YAP		 1993 if (mwifiex_get_bss_info(priv, &bss_info))
1994 return -1;
5e6e3a92
BZ		 1995
1996 ie_buf[0] = WLAN_EID_SSID;
1997 ie_buf[1] = bss_info.ssid.ssid_len;
1998
1999 memcpy(&ie_buf[sizeof(struct ieee_types_header)],
aea0701e 2000 &bss_info.ssid.ssid, bss_info.ssid.ssid_len);
5e6e3a92
BZ		 2001 ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
2002
4ed5d521 2003 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
4facc34a 2004 chan = __ieee80211_get_channel(priv->wdev.wiphy,
5e6e3a92 2005 ieee80211_channel_to_frequency(bss_info.bss_chan,
4ed5d521 2006 band));
5e6e3a92 2007
4facc34a 2008 bss = cfg80211_inform_bss(priv->wdev.wiphy, chan,
5bc8c1f2 2009 CFG80211_BSS_FTYPE_UNKNOWN,
aea0701e
YAP		 2010 bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
2011 0, ie_buf, ie_len, 0, GFP_KERNEL);
02421dd3
XH		 2012 if (bss) {
2013 cfg80211_put_bss(priv->wdev.wiphy, bss);
2014 ether_addr_copy(priv->cfg_bssid, bss_info.bssid);
2015 }
5e6e3a92 2016
636c4598 2017 return 0;
5e6e3a92
BZ		 2018}
2019
5e6e3a92
BZ		 2020/*
2021 * This function connects with a BSS.
2022 *
2023 * This function handles both Infra and Ad-Hoc modes. It also performs
2024 * validity checking on the provided parameters, disconnects from the
2025 * current BSS (if any), sets up the association/scan parameters,
2026 * including security settings, and performs specific SSID scan before
2027 * trying to connect.
2028 *
2029 * For Infra mode, the function returns failure if the specified SSID
2030 * is not found in scan table. However, for Ad-Hoc mode, it can create
2031 * the IBSS if it does not exist. On successful completion in either case,
7c6fa2a8 2032 * the function notifies the CFG802.11 subsystem of the new BSS connection.
5e6e3a92
BZ		 2033 */
2034static int
664834de
JM		 2035mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len,
2036 const u8 *ssid, const u8 *bssid, int mode,
2037 struct ieee80211_channel *channel,
5e6e3a92
BZ		 2038 struct cfg80211_connect_params *sme, bool privacy)
2039{
b9be5f39 2040 struct cfg80211_ssid req_ssid;
270e58e8 2041 int ret, auth_type = 0;
7c6fa2a8 2042 struct cfg80211_bss *bss = NULL;
d7b9c520 2043 u8 is_scanning_required = 0;
5e6e3a92 2044
b9be5f39 2045 memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
5e6e3a92
BZ		 2046
2047 req_ssid.ssid_len = ssid_len;
2048 if (ssid_len > IEEE80211_MAX_SSID_LEN) {
acebe8c1 2049 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
5e6e3a92
BZ		 2050 return -EINVAL;
2051 }
2052
2053 memcpy(req_ssid.ssid, ssid, ssid_len);
2054 if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
acebe8c1 2055 mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n");
5e6e3a92
BZ		 2056 return -EINVAL;
2057 }
2058
6670f15b
AK		 2059 /* As this is new association, clear locally stored
2060 * keys and security related flags */
2061 priv->sec_info.wpa_enabled = false;
2062 priv->sec_info.wpa2_enabled = false;
2063 priv->wep_key_curr_index = 0;
00f157b4 2064 priv->sec_info.encryption_mode = 0;
a0f6d6ca 2065 priv->sec_info.is_authtype_auto = 0;
53b11231 2066 ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
5e6e3a92 2067
eecd8250 2068 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 2069 /* "privacy" is set only for ad-hoc mode */
2070 if (privacy) {
2071 /*
2be50b8d 2072 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
5e6e3a92
BZ		 2073 * the firmware can find a matching network from the
2074 * scan. The cfg80211 does not give us the encryption
2075 * mode at this stage so just setting it to WEP here.
2076 */
203afeca 2077 priv->sec_info.encryption_mode =
2be50b8d 2078 WLAN_CIPHER_SUITE_WEP104;
203afeca 2079 priv->sec_info.authentication_mode =
f986b6d5 2080 NL80211_AUTHTYPE_OPEN_SYSTEM;
5e6e3a92
BZ		 2081 }
2082
2083 goto done;
2084 }
2085
2086 /* Now handle infra mode. "sme" is valid for infra mode only */
a0f6d6ca 2087 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) {
f986b6d5 2088 auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
a0f6d6ca
AK		 2089 priv->sec_info.is_authtype_auto = 1;
2090 } else {
2091 auth_type = sme->auth_type;
2092 }
5e6e3a92
BZ		 2093
2094 if (sme->crypto.n_ciphers_pairwise) {
2be50b8d
YAP		 2095 priv->sec_info.encryption_mode =
2096 sme->crypto.ciphers_pairwise[0];
203afeca 2097 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 2098 }
2099
2100 if (sme->crypto.cipher_group) {
2be50b8d 2101 priv->sec_info.encryption_mode = sme->crypto.cipher_group;
203afeca 2102 priv->sec_info.authentication_mode = auth_type;
5e6e3a92
BZ		 2103 }
2104 if (sme->ie)
2105 ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
2106
2107 if (sme->key) {
e6faada5 2108 if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) {
acebe8c1
ZL		 2109 mwifiex_dbg(priv->adapter, INFO,
2110 "info: setting wep encryption\t"
2111 "with key len %d\n", sme->key_len);
6670f15b 2112 priv->wep_key_curr_index = sme->key_idx;
53b11231
YL		 2113 ret = mwifiex_set_encode(priv, NULL, sme->key,
2114 sme->key_len, sme->key_idx,
2115 NULL, 0);
5e6e3a92
BZ		 2116 }
2117 }
2118done:
7c6fa2a8
AK		 2119 /*
2120 * Scan entries are valid for some time (15 sec). So we can save one
2121 * active scan time if we just try cfg80211_get_bss first. If it fails
2122 * then request scan and cfg80211_get_bss() again for final output.
2123 */
2124 while (1) {
2125 if (is_scanning_required) {
2126 /* Do specific SSID scanning */
2127 if (mwifiex_request_scan(priv, &req_ssid)) {
acebe8c1 2128 mwifiex_dbg(priv->adapter, ERROR, "scan error\n");
7c6fa2a8
AK		 2129 return -EFAULT;
2130 }
2131 }
5e6e3a92 2132
7c6fa2a8
AK		 2133 /* Find the BSS we want using available scan results */
2134 if (mode == NL80211_IFTYPE_ADHOC)
4facc34a 2135 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
7c6fa2a8 2136 bssid, ssid, ssid_len,
6eb18137
DL		 2137 IEEE80211_BSS_TYPE_IBSS,
2138 IEEE80211_PRIVACY_ANY);
7c6fa2a8 2139 else
4facc34a 2140 bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
7c6fa2a8 2141 bssid, ssid, ssid_len,
6eb18137
DL		 2142 IEEE80211_BSS_TYPE_ESS,
2143 IEEE80211_PRIVACY_ANY);
7c6fa2a8
AK		 2144
2145 if (!bss) {
2146 if (is_scanning_required) {
acebe8c1
ZL		 2147 mwifiex_dbg(priv->adapter, WARN,
2148 "assoc: requested bss not found in scan results\n");
7c6fa2a8
AK		 2149 break;
2150 }
2151 is_scanning_required = 1;
2152 } else {
acebe8c1
ZL		 2153 mwifiex_dbg(priv->adapter, MSG,
2154 "info: trying to associate to '%s' bssid %pM\n",
2155 (char *)req_ssid.ssid, bss->bssid);
7c6fa2a8
AK		 2156 memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN);
2157 break;
2158 }
5e6e3a92
BZ		 2159 }
2160
06975884
AK		 2161 ret = mwifiex_bss_start(priv, bss, &req_ssid);
2162 if (ret)
2163 return ret;
5e6e3a92 2164
eecd8250 2165 if (mode == NL80211_IFTYPE_ADHOC) {
5e6e3a92
BZ		 2166 /* Inform the BSS information to kernel, otherwise
2167 * kernel will give a panic after successful assoc */
2168 if (mwifiex_cfg80211_inform_ibss_bss(priv))
2169 return -EFAULT;
2170 }
2171
2172 return ret;
2173}
2174
2175/*
2176 * CFG802.11 operation handler for association request.
2177 *
2178 * This function does not work when the current mode is set to Ad-Hoc, or
2179 * when there is already an association procedure going on. The given BSS
2180 * information is used to associate.
2181 */
2182static int
2183mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
2184 struct cfg80211_connect_params *sme)
2185{
2186 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
e00483f7 2187 struct mwifiex_adapter *adapter = priv->adapter;
8bc77a4d 2188 int ret;
5e6e3a92 2189
953b3539 2190 if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) {
acebe8c1
ZL		 2191 mwifiex_dbg(adapter, ERROR,
2192 "%s: reject infra assoc request in non-STA role\n",
2193 dev->name);
8bc77a4d 2194 return -EINVAL;
e568634a
AP		 2195 }
2196
4facc34a 2197 if (priv->wdev.current_bss) {
acebe8c1
ZL		 2198 mwifiex_dbg(adapter, ERROR,
2199 "%s: already connected\n", dev->name);
71954f24
UR		 2200 return -EALREADY;
2201 }
2202
e00483f7 2203 if (adapter->surprise_removed || adapter->is_cmd_timedout) {
acebe8c1
ZL		 2204 mwifiex_dbg(adapter, ERROR,
2205 "%s: Ignore connection.\t"
2206 "Card removed or FW in bad state\n",
2207 dev->name);
e00483f7
AK		 2208 return -EFAULT;
2209 }
2210
acebe8c1
ZL		 2211 mwifiex_dbg(adapter, INFO,
2212 "info: Trying to associate to %s and bssid %pM\n",
2213 (char *)sme->ssid, sme->bssid);
5e6e3a92
BZ		 2214
2215 ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid,
eecd8250 2216 priv->bss_mode, sme->channel, sme, 0);
38c9d664
AK		 2217 if (!ret) {
2218 cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0,
2219 NULL, 0, WLAN_STATUS_SUCCESS,
2220 GFP_KERNEL);
acebe8c1
ZL		 2221 mwifiex_dbg(priv->adapter, MSG,
2222 "info: associated to bssid %pM successfully\n",
2223 priv->cfg_bssid);
9927baa3
AP		 2224 if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) &&
2225 priv->adapter->auto_tdls &&
2226 priv->bss_type == MWIFIEX_BSS_TYPE_STA)
2227 mwifiex_setup_auto_tdls_timer(priv);
38c9d664 2228 } else {
acebe8c1
ZL		 2229 mwifiex_dbg(priv->adapter, ERROR,
2230 "info: association to bssid %pM failed\n",
2231 priv->cfg_bssid);
93803b33 2232 eth_zero_addr(priv->cfg_bssid);
06975884
AK		 2233
2234 if (ret > 0)
2235 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2236 NULL, 0, NULL, 0, ret,
2237 GFP_KERNEL);
2238 else
2239 cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
2240 NULL, 0, NULL, 0,
2241 WLAN_STATUS_UNSPECIFIED_FAILURE,
2242 GFP_KERNEL);
38c9d664
AK		 2243 }
2244
06975884 2245 return 0;
5e6e3a92
BZ		 2246}
2247
05910f4a
AK		 2248/*
2249 * This function sets following parameters for ibss network.
2250 * - channel
2251 * - start band
2252 * - 11n flag
2253 * - secondary channel offset
2254 */
2255static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
2256 struct cfg80211_ibss_params *params)
2257{
05910f4a
AK		 2258 struct mwifiex_adapter *adapter = priv->adapter;
2259 int index = 0, i;
2260 u8 config_bands = 0;
2261
683b6d3b 2262 if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
05910f4a
AK		 2263 if (!params->basic_rates) {
2264 config_bands = BAND_B | BAND_G;
2265 } else {
2266 for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
2267 /*
2268 * Rates below 6 Mbps in the table are CCK
2269 * rates; 802.11b and from 6 they are OFDM;
2270 * 802.11G
2271 */
2272 if (mwifiex_rates[i].bitrate == 60) {
2273 index = 1 << i;
2274 break;
2275 }
2276 }
2277
2278 if (params->basic_rates < index) {
2279 config_bands = BAND_B;
2280 } else {
2281 config_bands = BAND_G;
2282 if (params->basic_rates % index)
2283 config_bands |= BAND_B;
2284 }
2285 }
2286
683b6d3b
JB		 2287 if (cfg80211_get_chandef_type(&params->chandef) !=
2288 NL80211_CHAN_NO_HT)
3b86acb8 2289 config_bands |= BAND_G | BAND_GN;
05910f4a 2290 } else {
c3ff0b2d 2291 if (cfg80211_get_chandef_type(&params->chandef) ==
683b6d3b 2292 NL80211_CHAN_NO_HT)
05910f4a
AK		 2293 config_bands = BAND_A;
2294 else
2295 config_bands = BAND_AN | BAND_A;
2296 }
2297
2298 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
2299 adapter->config_bands = config_bands;
2300 adapter->adhoc_start_band = config_bands;
2301
2302 if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
2303 adapter->adhoc_11n_enabled = true;
2304 else
2305 adapter->adhoc_11n_enabled = false;
2306 }
2307
2308 adapter->sec_chan_offset =
683b6d3b
JB		 2309 mwifiex_chan_type_to_sec_chan_offset(
2310 cfg80211_get_chandef_type(&params->chandef));
2311 priv->adhoc_channel = ieee80211_frequency_to_channel(
2312 params->chandef.chan->center_freq);
05910f4a 2313
acebe8c1
ZL		 2314 mwifiex_dbg(adapter, INFO,
2315 "info: set ibss band %d, chan %d, chan offset %d\n",
2316 config_bands, priv->adhoc_channel,
2317 adapter->sec_chan_offset);
05910f4a
AK		 2318
2319 return 0;
2320}
2321
5e6e3a92
BZ		 2322/*
2323 * CFG802.11 operation handler to join an IBSS.
2324 *
2325 * This function does not work in any mode other than Ad-Hoc, or if
2326 * a join operation is already in progress.
2327 */
2328static int
2329mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2330 struct cfg80211_ibss_params *params)
2331{
f540f9f3 2332 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 2333 int ret = 0;
5e6e3a92 2334
eecd8250 2335 if (priv->bss_mode != NL80211_IFTYPE_ADHOC) {
acebe8c1
ZL		 2336 mwifiex_dbg(priv->adapter, ERROR,
2337 "request to join ibss received\t"
2338 "when station is not in ibss mode\n");
5e6e3a92
BZ		 2339 goto done;
2340 }
2341
acebe8c1
ZL		 2342 mwifiex_dbg(priv->adapter, MSG,
2343 "info: trying to join to %s and bssid %pM\n",
2344 (char *)params->ssid, params->bssid);
5e6e3a92 2345
05910f4a
AK		 2346 mwifiex_set_ibss_params(priv, params);
2347
5e6e3a92 2348 ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
aea0701e 2349 params->bssid, priv->bss_mode,
683b6d3b
JB		 2350 params->chandef.chan, NULL,
2351 params->privacy);
5e6e3a92 2352done:
38c9d664 2353 if (!ret) {
fe94f3a4
AQ		 2354 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid,
2355 params->chandef.chan, GFP_KERNEL);
acebe8c1
ZL		 2356 mwifiex_dbg(priv->adapter, MSG,
2357 "info: joined/created adhoc network with bssid\t"
2358 "%pM successfully\n", priv->cfg_bssid);
38c9d664 2359 } else {
acebe8c1
ZL		 2360 mwifiex_dbg(priv->adapter, ERROR,
2361 "info: failed creating/joining adhoc network\n");
38c9d664
AK		 2362 }
2363
5e6e3a92
BZ		 2364 return ret;
2365}
2366
2367/*
2368 * CFG802.11 operation handler to leave an IBSS.
2369 *
2370 * This function does not work if a leave operation is
2371 * already in progress.
2372 */
2373static int
2374mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2375{
f540f9f3 2376 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
5e6e3a92 2377
acebe8c1
ZL		 2378 mwifiex_dbg(priv->adapter, MSG, "info: disconnecting from essid %pM\n",
2379 priv->cfg_bssid);
600f5d90 2380 if (mwifiex_deauthenticate(priv, NULL))
5e6e3a92
BZ		 2381 return -EFAULT;
2382
93803b33 2383 eth_zero_addr(priv->cfg_bssid);
5e6e3a92
BZ		 2384
2385 return 0;
2386}
2387
2388/*
2389 * CFG802.11 operation handler for scan request.
2390 *
2391 * This function issues a scan request to the firmware based upon
a484804b 2392 * the user specified scan configuration. On successful completion,
5e6e3a92
BZ		 2393 * it also informs the results.
2394 */
2395static int
fd014284 2396mwifiex_cfg80211_scan(struct wiphy *wiphy,
5e6e3a92
BZ		 2397 struct cfg80211_scan_request *request)
2398{
fd014284 2399 struct net_device *dev = request->wdev->netdev;
5e6e3a92 2400 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
c2476335 2401 int i, offset, ret;
38c9d664 2402 struct ieee80211_channel *chan;
ea021f56 2403 struct ieee_types_header *ie;
75ab753d 2404 struct mwifiex_user_scan_cfg *user_scan_cfg;
5e6e3a92 2405
acebe8c1
ZL		 2406 mwifiex_dbg(priv->adapter, CMD,
2407 "info: received scan request on %s\n", dev->name);
5e6e3a92 2408
75ab753d
AK		 2409 /* Block scan request if scan operation or scan cleanup when interface
2410 * is disabled is in process
2411 */
2412 if (priv->scan_request || priv->scan_aborting) {
acebe8c1
ZL		 2413 mwifiex_dbg(priv->adapter, WARN,
2414 "cmd: Scan already in process..\n");
f162cac8
AK		 2415 return -EBUSY;
2416 }
2417
75ab753d
AK		 2418 user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL);
2419 if (!user_scan_cfg)
38c9d664 2420 return -ENOMEM;
be0b281e 2421
6fcf2b10
BZ		 2422 priv->scan_request = request;
2423
75ab753d
AK		 2424 user_scan_cfg->num_ssids = request->n_ssids;
2425 user_scan_cfg->ssid_list = request->ssids;
be0b281e 2426
13d7ba78 2427 if (request->ie && request->ie_len) {
ea021f56 2428 offset = 0;
13d7ba78
AP		 2429 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2430 if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR)
2431 continue;
2432 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN;
ea021f56
SP		 2433 ie = (struct ieee_types_header *)(request->ie + offset);
2434 memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len);
2435 offset += sizeof(*ie) + ie->len;
2436
2437 if (offset >= request->ie_len)
2438 break;
13d7ba78
AP		 2439 }
2440 }
2441
901ceba4
SP		 2442 for (i = 0; i < min_t(u32, request->n_channels,
2443 MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
38c9d664 2444 chan = request->channels[i];
75ab753d
AK		 2445 user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
2446 user_scan_cfg->chan_list[i].radio_type = chan->band;
38c9d664 2447
a9c1c89e 2448 if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids)
75ab753d 2449 user_scan_cfg->chan_list[i].scan_type =
aea0701e 2450 MWIFIEX_SCAN_TYPE_PASSIVE;
38c9d664 2451 else
75ab753d 2452 user_scan_cfg->chan_list[i].scan_type =
aea0701e 2453 MWIFIEX_SCAN_TYPE_ACTIVE;
38c9d664 2454
75ab753d 2455 user_scan_cfg->chan_list[i].scan_time = 0;
38c9d664 2456 }
c2476335 2457
cb91be87
AP		 2458 if (priv->adapter->scan_chan_gap_enabled &&
2459 mwifiex_is_any_intf_active(priv))
2460 user_scan_cfg->scan_chan_gap =
2461 priv->adapter->scan_chan_gap_time;
2462
75ab753d
AK		 2463 ret = mwifiex_scan_networks(priv, user_scan_cfg);
2464 kfree(user_scan_cfg);
c2476335 2465 if (ret) {
acebe8c1
ZL		 2466 mwifiex_dbg(priv->adapter, ERROR,
2467 "scan failed: %d\n", ret);
75ab753d 2468 priv->scan_aborting = false;
6fcf2b10 2469 priv->scan_request = NULL;
c2476335
BZ		 2470 return ret;
2471 }
38c9d664 2472
13d7ba78
AP		 2473 if (request->ie && request->ie_len) {
2474 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
2475 if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) {
2476 priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR;
2477 memset(&priv->vs_ie[i].ie, 0,
2478 MWIFIEX_MAX_VSIE_LEN);
2479 }
2480 }
2481 }
5e6e3a92
BZ		 2482 return 0;
2483}
2484
a5f39056
YAP		 2485static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
2486 struct mwifiex_private *priv)
2487{
2488 struct mwifiex_adapter *adapter = priv->adapter;
a5f39056
YAP		 2489
2490 vht_info->vht_supported = true;
2491
43283feb 2492 vht_info->cap = adapter->hw_dot_11ac_dev_cap;
a5f39056
YAP		 2493 /* Update MCS support for VHT */
2494 vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
2495 adapter->hw_dot_11ac_mcs_support & 0xFFFF);
2496 vht_info->vht_mcs.rx_highest = 0;
2497 vht_info->vht_mcs.tx_mcs_map = cpu_to_le16(
2498 adapter->hw_dot_11ac_mcs_support >> 16);
2499 vht_info->vht_mcs.tx_highest = 0;
2500}
2501
5e6e3a92
BZ		 2502/*
2503 * This function sets up the CFG802.11 specific HT capability fields
2504 * with default values.
2505 *
2506 * The following default values are set -
2507 * - HT Supported = True
a46b7b5c
AK		 2508 * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K
2509 * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE
2510 * - HT Capabilities supported by firmware
5e6e3a92
BZ		 2511 * - MCS information, Rx mask = 0xff
2512 * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01)
2513 */
2514static void
2515mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
2516 struct mwifiex_private *priv)
2517{
2518 int rx_mcs_supp;
2519 struct ieee80211_mcs_info mcs_set;
2520 u8 *mcs = (u8 *)&mcs_set;
2521 struct mwifiex_adapter *adapter = priv->adapter;
2522
2523 ht_info->ht_supported = true;
a46b7b5c
AK		 2524 ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2525 ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
5e6e3a92
BZ		 2526
2527 memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
5e6e3a92 2528
a46b7b5c
AK		 2529 /* Fill HT capability information */
2530 if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
2531 ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2532 else
2533 ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
2534
2535 if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap))
2536 ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
2537 else
2538 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20;
2539
2540 if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap))
2541 ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
2542 else
2543 ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40;
2544
474a41e9
MH		 2545 if (adapter->user_dev_mcs_support == HT_STREAM_2X2)
2546 ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
a46b7b5c 2547 else
474a41e9 2548 ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT;
a46b7b5c
AK		 2549
2550 if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap))
2551 ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
2552 else
2553 ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
2554
dd0d83c2
AP		 2555 if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
2556 ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
2557 else
2558 ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
2559
2560 if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
2561 ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2562 else
2563 ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
2564
2565 if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
2566 ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
2567 else
2568 ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
2569
a46b7b5c
AK		 2570 ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
2571 ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
2572
a5333914
AK		 2573 rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support);
2574 /* Set MCS for 1x1/2x2 */
5e6e3a92
BZ		 2575 memset(mcs, 0xff, rx_mcs_supp);
2576 /* Clear all the other values */
2577 memset(&mcs[rx_mcs_supp], 0,
aea0701e 2578 sizeof(struct ieee80211_mcs_info) - rx_mcs_supp);
eecd8250 2579 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
aea0701e 2580 ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap))
5e6e3a92
BZ		 2581 /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */
2582 SETHT_MCS32(mcs_set.rx_mask);
2583
2584 memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info));
2585
2586 ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2587}
2588
93a1df48 2589/*
6bab2e19 2590 * create a new virtual interface with the given name and name assign type
93a1df48 2591 */
84efbb84 2592struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
552bff0c 2593 const char *name,
6bab2e19 2594 unsigned char name_assign_type,
84efbb84
JB		 2595 enum nl80211_iftype type,
2596 u32 *flags,
2597 struct vif_params *params)
93a1df48 2598{
67fdf39e
AP		 2599 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
2600 struct mwifiex_private *priv;
93a1df48
YAP		 2601 struct net_device *dev;
2602 void *mdev_priv;
2603
93a1df48 2604 if (!adapter)
858faa57 2605 return ERR_PTR(-EFAULT);
93a1df48
YAP		 2606
2607 switch (type) {
2608 case NL80211_IFTYPE_UNSPECIFIED:
2609 case NL80211_IFTYPE_STATION:
2610 case NL80211_IFTYPE_ADHOC:
cf052335
AP		 2611 if (adapter->curr_iface_comb.sta_intf ==
2612 adapter->iface_limit.sta_intf) {
acebe8c1
ZL		 2613 mwifiex_dbg(adapter, ERROR,
2614 "cannot create multiple sta/adhoc ifaces\n");
858faa57 2615 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2616 }
2617
5b13d3e1
SL		 2618 priv = mwifiex_get_unused_priv_by_bss_type(
2619 adapter, MWIFIEX_BSS_TYPE_STA);
cf052335 2620 if (!priv) {
acebe8c1
ZL		 2621 mwifiex_dbg(adapter, ERROR,
2622 "could not get free private struct\n");
cf052335
AP		 2623 return ERR_PTR(-EFAULT);
2624 }
2625
4facc34a
AP		 2626 priv->wdev.wiphy = wiphy;
2627 priv->wdev.iftype = NL80211_IFTYPE_STATION;
d6bffe8b 2628
93a1df48
YAP		 2629 if (type == NL80211_IFTYPE_UNSPECIFIED)
2630 priv->bss_mode = NL80211_IFTYPE_STATION;
2631 else
2632 priv->bss_mode = type;
2633
2634 priv->bss_type = MWIFIEX_BSS_TYPE_STA;
2635 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2636 priv->bss_priority = 0;
93a1df48 2637 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
93a1df48 2638
d6bffe8b
AP		 2639 break;
2640 case NL80211_IFTYPE_AP:
cf052335
AP		 2641 if (adapter->curr_iface_comb.uap_intf ==
2642 adapter->iface_limit.uap_intf) {
acebe8c1
ZL		 2643 mwifiex_dbg(adapter, ERROR,
2644 "cannot create multiple AP ifaces\n");
858faa57 2645 return ERR_PTR(-EINVAL);
d6bffe8b
AP		 2646 }
2647
5b13d3e1
SL		 2648 priv = mwifiex_get_unused_priv_by_bss_type(
2649 adapter, MWIFIEX_BSS_TYPE_UAP);
cf052335 2650 if (!priv) {
acebe8c1
ZL		 2651 mwifiex_dbg(adapter, ERROR,
2652 "could not get free private struct\n");
cf052335
AP		 2653 return ERR_PTR(-EFAULT);
2654 }
2655
4facc34a
AP		 2656 priv->wdev.wiphy = wiphy;
2657 priv->wdev.iftype = NL80211_IFTYPE_AP;
d6bffe8b
AP		 2658
2659 priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
2660 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
a458c0ae 2661 priv->bss_priority = 0;
d6bffe8b
AP		 2662 priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
2663 priv->bss_started = 0;
d6bffe8b
AP		 2664 priv->bss_mode = type;
2665
197f4a2e
SP		 2666 break;
2667 case NL80211_IFTYPE_P2P_CLIENT:
cf052335
AP		 2668 if (adapter->curr_iface_comb.p2p_intf ==
2669 adapter->iface_limit.p2p_intf) {
acebe8c1
ZL		 2670 mwifiex_dbg(adapter, ERROR,
2671 "cannot create multiple P2P ifaces\n");
197f4a2e
SP		 2672 return ERR_PTR(-EINVAL);
2673 }
2674
5b13d3e1
SL		 2675 priv = mwifiex_get_unused_priv_by_bss_type(
2676 adapter, MWIFIEX_BSS_TYPE_P2P);
cf052335 2677 if (!priv) {
acebe8c1
ZL		 2678 mwifiex_dbg(adapter, ERROR,
2679 "could not get free private struct\n");
cf052335
AP		 2680 return ERR_PTR(-EFAULT);
2681 }
197f4a2e 2682
cf052335 2683 priv->wdev.wiphy = wiphy;
197f4a2e
SP		 2684 /* At start-up, wpa_supplicant tries to change the interface
2685 * to NL80211_IFTYPE_STATION if it is not managed mode.
197f4a2e 2686 */
4facc34a 2687 priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT;
5586d3e2 2688 priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
197f4a2e
SP		 2689
2690 /* Setting bss_type to P2P tells firmware that this interface
2691 * is receiving P2P peers found during find phase and doing
2692 * action frame handshake.
2693 */
2694 priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
2695
2696 priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
2697 priv->bss_priority = MWIFIEX_BSS_ROLE_STA;
2698 priv->bss_role = MWIFIEX_BSS_ROLE_STA;
2699 priv->bss_started = 0;
197f4a2e 2700
bec568ff 2701 if (mwifiex_cfg80211_init_p2p_client(priv)) {
4facc34a
AP		 2702 memset(&priv->wdev, 0, sizeof(priv->wdev));
2703 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2704 return ERR_PTR(-EFAULT);
bec568ff 2705 }
66aa1ae2 2706
93a1df48
YAP		 2707 break;
2708 default:
acebe8c1 2709 mwifiex_dbg(adapter, ERROR, "type not supported\n");
858faa57 2710 return ERR_PTR(-EINVAL);
93a1df48
YAP		 2711 }
2712
47411a06 2713 dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name,
6bab2e19 2714 name_assign_type, ether_setup,
c835a677 2715 IEEE80211_NUM_ACS, 1);
93a1df48 2716 if (!dev) {
acebe8c1
ZL		 2717 mwifiex_dbg(adapter, ERROR,
2718 "no memory available for netdevice\n");
4facc34a
AP		 2719 memset(&priv->wdev, 0, sizeof(priv->wdev));
2720 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
858faa57 2721 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
4facc34a 2722 return ERR_PTR(-ENOMEM);
93a1df48
YAP		 2723 }
2724
d6bffe8b
AP		 2725 mwifiex_init_priv_params(priv, dev);
2726 priv->netdev = dev;
2727
2728 mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv);
a5f39056
YAP		 2729 if (adapter->is_hw_11ac_capable)
2730 mwifiex_setup_vht_caps(
2731 &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv);
d6bffe8b
AP		 2732
2733 if (adapter->config_bands & BAND_A)
2734 mwifiex_setup_ht_caps(
2735 &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv);
2736
a5f39056
YAP		 2737 if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
2738 mwifiex_setup_vht_caps(
2739 &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv);
2740
93a1df48 2741 dev_net_set(dev, wiphy_net(wiphy));
4facc34a 2742 dev->ieee80211_ptr = &priv->wdev;
93a1df48
YAP		 2743 dev->ieee80211_ptr->iftype = priv->bss_mode;
2744 memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
93a1df48
YAP		 2745 SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
2746
2747 dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
2748 dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
2749 dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN;
0d7f53e3 2750 dev->ethtool_ops = &mwifiex_ethtool_ops;
93a1df48
YAP		 2751
2752 mdev_priv = netdev_priv(dev);
2753 *((unsigned long *) mdev_priv) = (unsigned long) priv;
2754
93a1df48
YAP		 2755 SET_NETDEV_DEV(dev, adapter->dev);
2756
2757 /* Register network device */
2758 if (register_netdevice(dev)) {
acebe8c1
ZL		 2759 mwifiex_dbg(adapter, ERROR,
2760 "cannot register virtual network device\n");
858faa57
BZ		 2761 free_netdev(dev);
2762 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
bec568ff 2763 priv->netdev = NULL;
4facc34a
AP		 2764 memset(&priv->wdev, 0, sizeof(priv->wdev));
2765 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2766 return ERR_PTR(-EFAULT);
93a1df48
YAP		 2767 }
2768
ffdcad05 2769 priv->dfs_cac_workqueue = alloc_workqueue("MWIFIEX_DFS_CAC%s",
85afb186
AP		 2770 WQ_HIGHPRI |
2771 WQ_MEM_RECLAIM |
ffdcad05 2772 WQ_UNBOUND, 1, name);
85afb186 2773 if (!priv->dfs_cac_workqueue) {
acebe8c1
ZL		 2774 mwifiex_dbg(adapter, ERROR,
2775 "cannot register virtual network device\n");
85afb186
AP		 2776 free_netdev(dev);
2777 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2778 priv->netdev = NULL;
2779 memset(&priv->wdev, 0, sizeof(priv->wdev));
2780 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2781 return ERR_PTR(-ENOMEM);
2782 }
2783
2784 INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue);
2785
ffdcad05 2786 priv->dfs_chan_sw_workqueue = alloc_workqueue("MWIFIEX_DFS_CHSW%s",
7d652034 2787 WQ_HIGHPRI | WQ_UNBOUND |
ffdcad05 2788 WQ_MEM_RECLAIM, 1, name);
7d652034 2789 if (!priv->dfs_chan_sw_workqueue) {
acebe8c1
ZL		 2790 mwifiex_dbg(adapter, ERROR,
2791 "cannot register virtual network device\n");
7d652034
AP		 2792 free_netdev(dev);
2793 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2794 priv->netdev = NULL;
2795 memset(&priv->wdev, 0, sizeof(priv->wdev));
2796 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
2797 return ERR_PTR(-ENOMEM);
2798 }
2799
2800 INIT_DELAYED_WORK(&priv->dfs_chan_sw_work,
2801 mwifiex_dfs_chan_sw_work_queue);
2802
93a1df48 2803 sema_init(&priv->async_sem, 1);
93a1df48 2804
acebe8c1
ZL		 2805 mwifiex_dbg(adapter, INFO,
2806 "info: %s: Marvell 802.11 Adapter\n", dev->name);
93a1df48
YAP		 2807
2808#ifdef CONFIG_DEBUG_FS
2809 mwifiex_dev_debugfs_init(priv);
2810#endif
bec568ff 2811
cf052335
AP		 2812 switch (type) {
2813 case NL80211_IFTYPE_UNSPECIFIED:
2814 case NL80211_IFTYPE_STATION:
2815 case NL80211_IFTYPE_ADHOC:
2816 adapter->curr_iface_comb.sta_intf++;
2817 break;
2818 case NL80211_IFTYPE_AP:
2819 adapter->curr_iface_comb.uap_intf++;
2820 break;
2821 case NL80211_IFTYPE_P2P_CLIENT:
2822 adapter->curr_iface_comb.p2p_intf++;
2823 break;
2824 default:
acebe8c1 2825 mwifiex_dbg(adapter, ERROR, "type not supported\n");
cf052335
AP		 2826 return ERR_PTR(-EINVAL);
2827 }
2828
4facc34a 2829 return &priv->wdev;
93a1df48
YAP		 2830}
2831EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
2832
2833/*
2834 * del_virtual_intf: remove the virtual interface determined by dev
2835 */
84efbb84 2836int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
93a1df48 2837{
84efbb84 2838 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
cf052335 2839 struct mwifiex_adapter *adapter = priv->adapter;
a1777327 2840 struct sk_buff *skb, *tmp;
93a1df48
YAP		 2841
2842#ifdef CONFIG_DEBUG_FS
2843 mwifiex_dev_debugfs_remove(priv);
2844#endif
2845
cf052335 2846 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
93a1df48 2847
a1777327
AP		 2848 skb_queue_walk_safe(&priv->bypass_txq, skb, tmp)
2849 mwifiex_write_data_complete(priv->adapter, skb, 0, -1);
2850
93a1df48
YAP		 2851 if (netif_carrier_ok(priv->netdev))
2852 netif_carrier_off(priv->netdev);
2853
84efbb84
JB		 2854 if (wdev->netdev->reg_state == NETREG_REGISTERED)
2855 unregister_netdevice(wdev->netdev);
93a1df48 2856
85afb186
AP		 2857 if (priv->dfs_cac_workqueue) {
2858 flush_workqueue(priv->dfs_cac_workqueue);
2859 destroy_workqueue(priv->dfs_cac_workqueue);
2860 priv->dfs_cac_workqueue = NULL;
2861 }
2862
7d652034
AP		 2863 if (priv->dfs_chan_sw_workqueue) {
2864 flush_workqueue(priv->dfs_chan_sw_workqueue);
2865 destroy_workqueue(priv->dfs_chan_sw_workqueue);
2866 priv->dfs_chan_sw_workqueue = NULL;
2867 }
93a1df48 2868 /* Clear the priv in adapter */
98a4635b 2869 priv->netdev->ieee80211_ptr = NULL;
93a1df48 2870 priv->netdev = NULL;
4facc34a 2871 priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
93a1df48
YAP		 2872
2873 priv->media_connected = false;
2874
cf052335
AP		 2875 switch (priv->bss_mode) {
2876 case NL80211_IFTYPE_UNSPECIFIED:
2877 case NL80211_IFTYPE_STATION:
2878 case NL80211_IFTYPE_ADHOC:
65405c51 2879 adapter->curr_iface_comb.sta_intf--;
cf052335
AP		 2880 break;
2881 case NL80211_IFTYPE_AP:
65405c51 2882 adapter->curr_iface_comb.uap_intf--;
cf052335
AP		 2883 break;
2884 case NL80211_IFTYPE_P2P_CLIENT:
2885 case NL80211_IFTYPE_P2P_GO:
65405c51 2886 adapter->curr_iface_comb.p2p_intf--;
cf052335
AP		 2887 break;
2888 default:
acebe8c1
ZL		 2889 mwifiex_dbg(adapter, ERROR,
2890 "del_virtual_intf: type not supported\n");
cf052335
AP		 2891 break;
2892 }
2893
93a1df48
YAP		 2894 priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
2895
cbf6e055
XH		 2896 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
2897 GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP)
2898 kfree(priv->hist_data);
2899
93a1df48
YAP		 2900 return 0;
2901}
2902EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
2903
7da060c1 2904static bool
0434c464
AK		 2905mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq,
2906 u8 max_byte_seq)
7da060c1
AK		 2907{
2908 int j, k, valid_byte_cnt = 0;
2909 bool dont_care_byte = false;
2910
2911 for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
2912 for (k = 0; k < 8; k++) {
2913 if (pat->mask[j] & 1 << k) {
2914 memcpy(byte_seq + valid_byte_cnt,
2915 &pat->pattern[j * 8 + k], 1);
2916 valid_byte_cnt++;
2917 if (dont_care_byte)
2918 return false;
2919 } else {
2920 if (valid_byte_cnt)
2921 dont_care_byte = true;
2922 }
2923
0434c464 2924 if (valid_byte_cnt > max_byte_seq)
7da060c1
AK		 2925 return false;
2926 }
2927 }
2928
0434c464 2929 byte_seq[max_byte_seq] = valid_byte_cnt;
7da060c1
AK		 2930
2931 return true;
2932}
2933
d1e2586f 2934#ifdef CONFIG_PM
b533be18
MH		 2935static void mwifiex_set_auto_arp_mef_entry(struct mwifiex_private *priv,
2936 struct mwifiex_mef_entry *mef_entry)
2937{
2938 int i, filt_num = 0, num_ipv4 = 0;
2939 struct in_device *in_dev;
2940 struct in_ifaddr *ifa;
2941 __be32 ips[MWIFIEX_MAX_SUPPORTED_IPADDR];
2942 struct mwifiex_adapter *adapter = priv->adapter;
2943
2944 mef_entry->mode = MEF_MODE_HOST_SLEEP;
2945 mef_entry->action = MEF_ACTION_AUTO_ARP;
2946
2947 /* Enable ARP offload feature */
2948 memset(ips, 0, sizeof(ips));
2949 for (i = 0; i < MWIFIEX_MAX_BSS_NUM; i++) {
2950 if (adapter->priv[i]->netdev) {
2951 in_dev = __in_dev_get_rtnl(adapter->priv[i]->netdev);
2952 if (!in_dev)
2953 continue;
2954 ifa = in_dev->ifa_list;
2955 if (!ifa || !ifa->ifa_local)
2956 continue;
2957 ips[i] = ifa->ifa_local;
2958 num_ipv4++;
2959 }
2960 }
2961
2962 for (i = 0; i < num_ipv4; i++) {
2963 if (!ips[i])
2964 continue;
2965 mef_entry->filter[filt_num].repeat = 1;
2966 memcpy(mef_entry->filter[filt_num].byte_seq,
2967 (u8 *)&ips[i], sizeof(ips[i]));
2968 mef_entry->filter[filt_num].
2969 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
2970 sizeof(ips[i]);
2971 mef_entry->filter[filt_num].offset = 46;
2972 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2973 if (filt_num) {
2974 mef_entry->filter[filt_num].filt_action =
2975 TYPE_OR;
2976 }
2977 filt_num++;
2978 }
2979
2980 mef_entry->filter[filt_num].repeat = 1;
2981 mef_entry->filter[filt_num].byte_seq[0] = 0x08;
2982 mef_entry->filter[filt_num].byte_seq[1] = 0x06;
2983 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = 2;
2984 mef_entry->filter[filt_num].offset = 20;
2985 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
2986 mef_entry->filter[filt_num].filt_action = TYPE_AND;
2987}
2988
2989static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private *priv,
2990 struct mwifiex_ds_mef_cfg *mef_cfg,
2991 struct mwifiex_mef_entry *mef_entry,
2992 struct cfg80211_wowlan *wowlan)
7da060c1 2993{
468133c5 2994 int i, filt_num = 0, ret = 0;
7da060c1 2995 bool first_pat = true;
3f4e854a 2996 u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1];
7da060c1
AK		 2997 const u8 ipv4_mc_mac[] = {0x33, 0x33};
2998 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
7da060c1 2999
7da060c1
AK		 3000 mef_entry->mode = MEF_MODE_HOST_SLEEP;
3001 mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
3002
3003 for (i = 0; i < wowlan->n_patterns; i++) {
3004 memset(byte_seq, 0, sizeof(byte_seq));
3005 if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
468133c5
MH		 3006 byte_seq,
3007 MWIFIEX_MEF_MAX_BYTESEQ)) {
acebe8c1
ZL		 3008 mwifiex_dbg(priv->adapter, ERROR,
3009 "Pattern not supported\n");
7da060c1
AK		 3010 return -EOPNOTSUPP;
3011 }
3012
3013 if (!wowlan->patterns[i].pkt_offset) {
3014 if (!(byte_seq[0] & 0x01) &&
3f4e854a 3015 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) {
b533be18 3016 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
7da060c1
AK		 3017 continue;
3018 } else if (is_broadcast_ether_addr(byte_seq)) {
b533be18 3019 mef_cfg->criteria |= MWIFIEX_CRITERIA_BROADCAST;
7da060c1
AK		 3020 continue;
3021 } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3f4e854a 3022 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) ||
7da060c1 3023 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3f4e854a 3024 (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) {
b533be18 3025 mef_cfg->criteria |= MWIFIEX_CRITERIA_MULTICAST;
7da060c1
AK		 3026 continue;
3027 }
3028 }
7da060c1
AK		 3029 mef_entry->filter[filt_num].repeat = 1;
3030 mef_entry->filter[filt_num].offset =
468133c5 3031 wowlan->patterns[i].pkt_offset;
7da060c1 3032 memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
468133c5 3033 sizeof(byte_seq));
7da060c1
AK		 3034 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3035
3036 if (first_pat)
3037 first_pat = false;
3038 else
3039 mef_entry->filter[filt_num].filt_action = TYPE_AND;
3040
3041 filt_num++;
3042 }
3043
3044 if (wowlan->magic_pkt) {
b533be18 3045 mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST;
7da060c1
AK		 3046 mef_entry->filter[filt_num].repeat = 16;
3047 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
468133c5 3048 ETH_ALEN);
3f4e854a 3049 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
468133c5 3050 ETH_ALEN;
09e65f5b 3051 mef_entry->filter[filt_num].offset = 28;
7da060c1
AK		 3052 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3053 if (filt_num)
3054 mef_entry->filter[filt_num].filt_action = TYPE_OR;
4dbc13fa
ZY		 3055
3056 filt_num++;
3057 mef_entry->filter[filt_num].repeat = 16;
3058 memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
468133c5 3059 ETH_ALEN);
4dbc13fa 3060 mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
468133c5 3061 ETH_ALEN;
4dbc13fa
ZY		 3062 mef_entry->filter[filt_num].offset = 56;
3063 mef_entry->filter[filt_num].filt_type = TYPE_EQ;
3064 mef_entry->filter[filt_num].filt_action = TYPE_OR;
7da060c1 3065 }
b533be18
MH		 3066 return ret;
3067}
3068
3069static int mwifiex_set_mef_filter(struct mwifiex_private *priv,
3070 struct cfg80211_wowlan *wowlan)
3071{
3072 int ret = 0, num_entries = 1;
3073 struct mwifiex_ds_mef_cfg mef_cfg;
3074 struct mwifiex_mef_entry *mef_entry;
3075
3076 if (wowlan->n_patterns || wowlan->magic_pkt)
3077 num_entries++;
3078
3079 mef_entry = kcalloc(num_entries, sizeof(*mef_entry), GFP_KERNEL);
3080 if (!mef_entry)
3081 return -ENOMEM;
3082
3083 memset(&mef_cfg, 0, sizeof(mef_cfg));
3084 mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST |
3085 MWIFIEX_CRITERIA_UNICAST;
3086 mef_cfg.num_entries = num_entries;
3087 mef_cfg.mef_entry = mef_entry;
3088
3089 mwifiex_set_auto_arp_mef_entry(priv, &mef_entry[0]);
3090
722d2668 3091 if (wowlan->n_patterns || wowlan->magic_pkt) {
b533be18
MH		 3092 ret = mwifiex_set_wowlan_mef_entry(priv, &mef_cfg,
3093 &mef_entry[1], wowlan);
722d2668
JL		 3094 if (ret)
3095 goto err;
3096 }
7da060c1
AK		 3097
3098 if (!mef_cfg.criteria)
3099 mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
468133c5
MH		 3100 MWIFIEX_CRITERIA_UNICAST |
3101 MWIFIEX_CRITERIA_MULTICAST;
7da060c1 3102
fa0ecbb9 3103 ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG,
b533be18
MH		 3104 HostCmd_ACT_GEN_SET, 0,
3105 &mef_cfg, true);
722d2668
JL		 3106
3107err:
7da060c1
AK		 3108 kfree(mef_entry);
3109 return ret;
3110}
3111
468133c5
MH		 3112static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
3113 struct cfg80211_wowlan *wowlan)
3114{
3115 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
8a40084e 3116 struct mwifiex_ds_hs_cfg hs_cfg;
5ff46f79
AP		 3117 int i, ret = 0;
3118 struct mwifiex_private *priv;
3119
3120 for (i = 0; i < adapter->priv_num; i++) {
3121 priv = adapter->priv[i];
3122 mwifiex_abort_cac(priv);
3123 }
3124
3125 mwifiex_cancel_all_pending_cmd(adapter);
468133c5
MH		 3126
3127 if (!wowlan) {
acebe8c1
ZL		 3128 mwifiex_dbg(adapter, ERROR,
3129 "None of the WOWLAN triggers enabled\n");
468133c5
MH		 3130 return 0;
3131 }
3132
5ff46f79
AP		 3133 priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3134
468133c5 3135 if (!priv->media_connected) {
acebe8c1
ZL		 3136 mwifiex_dbg(adapter, ERROR,
3137 "Can not configure WOWLAN in disconnected state\n");
468133c5
MH		 3138 return 0;
3139 }
3140
b533be18
MH		 3141 ret = mwifiex_set_mef_filter(priv, wowlan);
3142 if (ret) {
acebe8c1 3143 mwifiex_dbg(adapter, ERROR, "Failed to set MEF filter\n");
b533be18 3144 return ret;
468133c5
MH		 3145 }
3146
8a40084e
MH		 3147 if (wowlan->disconnect) {
3148 memset(&hs_cfg, 0, sizeof(hs_cfg));
3149 hs_cfg.is_invoke_hostcmd = false;
3150 hs_cfg.conditions = HS_CFG_COND_MAC_EVENT;
3151 hs_cfg.gpio = HS_CFG_GPIO_DEF;
3152 hs_cfg.gap = HS_CFG_GAP_DEF;
3153 ret = mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
3154 MWIFIEX_SYNC_CMD, &hs_cfg);
3155 if (ret) {
acebe8c1
ZL		 3156 mwifiex_dbg(adapter, ERROR,
3157 "Failed to set HS params\n");
8a40084e
MH		 3158 return ret;
3159 }
3160 }
3161
468133c5
MH		 3162 return ret;
3163}
3164
7da060c1
AK		 3165static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
3166{
3167 return 0;
3168}
3169
3170static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
3171 bool enabled)
3172{
3173 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3174
3175 device_set_wakeup_enable(adapter->dev, enabled);
3176}
3177#endif
3178
562fc5b3
AK		 3179static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq)
3180{
3181 const u8 ipv4_mc_mac[] = {0x33, 0x33};
3182 const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
3183 const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff};
3184
3185 if ((byte_seq[0] & 0x01) &&
3186 (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1))
3187 return PACKET_TYPE_UNICAST;
3188 else if (!memcmp(byte_seq, bc_mac, 4))
3189 return PACKET_TYPE_BROADCAST;
3190 else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
3191 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) ||
3192 (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
3193 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3))
3194 return PACKET_TYPE_MULTICAST;
3195
3196 return 0;
3197}
3198
3199static int
3200mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv,
3201 struct cfg80211_coalesce_rules *crule,
3202 struct mwifiex_coalesce_rule *mrule)
3203{
3204 u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1];
3205 struct filt_field_param *param;
3206 int i;
3207
3208 mrule->max_coalescing_delay = crule->delay;
3209
3210 param = mrule->params;
3211
3212 for (i = 0; i < crule->n_patterns; i++) {
3213 memset(byte_seq, 0, sizeof(byte_seq));
3214 if (!mwifiex_is_pattern_supported(&crule->patterns[i],
3215 byte_seq,
3216 MWIFIEX_COALESCE_MAX_BYTESEQ)) {
acebe8c1
ZL		 3217 mwifiex_dbg(priv->adapter, ERROR,
3218 "Pattern not supported\n");
562fc5b3
AK		 3219 return -EOPNOTSUPP;
3220 }
3221
3222 if (!crule->patterns[i].pkt_offset) {
3223 u8 pkt_type;
3224
3225 pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq);
3226 if (pkt_type && mrule->pkt_type) {
acebe8c1
ZL		 3227 mwifiex_dbg(priv->adapter, ERROR,
3228 "Multiple packet types not allowed\n");
562fc5b3
AK		 3229 return -EOPNOTSUPP;
3230 } else if (pkt_type) {
3231 mrule->pkt_type = pkt_type;
3232 continue;
3233 }
3234 }
3235
3236 if (crule->condition == NL80211_COALESCE_CONDITION_MATCH)
3237 param->operation = RECV_FILTER_MATCH_TYPE_EQ;
3238 else
3239 param->operation = RECV_FILTER_MATCH_TYPE_NE;
3240
3241 param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ];
3242 memcpy(param->operand_byte_stream, byte_seq,
3243 param->operand_len);
3244 param->offset = crule->patterns[i].pkt_offset;
3245 param++;
3246
3247 mrule->num_of_fields++;
3248 }
3249
3250 if (!mrule->pkt_type) {
acebe8c1
ZL		 3251 mwifiex_dbg(priv->adapter, ERROR,
3252 "Packet type can not be determined\n");
562fc5b3
AK		 3253 return -EOPNOTSUPP;
3254 }
3255
3256 return 0;
3257}
3258
3259static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy,
3260 struct cfg80211_coalesce *coalesce)
3261{
3262 struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
3263 int i, ret;
3264 struct mwifiex_ds_coalesce_cfg coalesce_cfg;
3265 struct mwifiex_private *priv =
3266 mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
3267
3268 memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
3269 if (!coalesce) {
acebe8c1
ZL		 3270 mwifiex_dbg(adapter, WARN,
3271 "Disable coalesce and reset all previous rules\n");
fa0ecbb9
BZ		 3272 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3273 HostCmd_ACT_GEN_SET, 0,
3274 &coalesce_cfg, true);
562fc5b3
AK		 3275 }
3276
3277 coalesce_cfg.num_of_rules = coalesce->n_rules;
3278 for (i = 0; i < coalesce->n_rules; i++) {
3279 ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i],
3280 &coalesce_cfg.rule[i]);
3281 if (ret) {
acebe8c1
ZL		 3282 mwifiex_dbg(adapter, ERROR,
3283 "Recheck the patterns provided for rule %d\n",
562fc5b3
AK		 3284 i + 1);
3285 return ret;
3286 }
3287 }
3288
fa0ecbb9
BZ		 3289 return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG,
3290 HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true);
562fc5b3
AK		 3291}
3292
b23bce29
AP		 3293/* cfg80211 ops handler for tdls_mgmt.
3294 * Function prepares TDLS action frame packets and forwards them to FW
3295 */
3296static int
3297mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 3298 const u8 *peer, u8 action_code, u8 dialog_token,
df942e7b 3299 u16 status_code, u32 peer_capability,
31fa97c5
AN		 3300 bool initiator, const u8 *extra_ies,
3301 size_t extra_ies_len)
b23bce29
AP		 3302{
3303 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3304 int ret;
3305
3306 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3307 return -ENOTSUPP;
3308
3309 /* make sure we are in station mode and connected */
3310 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3311 return -ENOTSUPP;
3312
3313 switch (action_code) {
3314 case WLAN_TDLS_SETUP_REQUEST:
acebe8c1
ZL		 3315 mwifiex_dbg(priv->adapter, MSG,
3316 "Send TDLS Setup Request to %pM status_code=%d\n",
3317 peer, status_code);
9927baa3 3318 mwifiex_add_auto_tdls_peer(priv, peer);
b23bce29
AP		 3319 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3320 dialog_token, status_code,
3321 extra_ies, extra_ies_len);
3322 break;
3323 case WLAN_TDLS_SETUP_RESPONSE:
9927baa3 3324 mwifiex_add_auto_tdls_peer(priv, peer);
acebe8c1
ZL		 3325 mwifiex_dbg(priv->adapter, MSG,
3326 "Send TDLS Setup Response to %pM status_code=%d\n",
3327 peer, status_code);
b23bce29
AP		 3328 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3329 dialog_token, status_code,
3330 extra_ies, extra_ies_len);
3331 break;
3332 case WLAN_TDLS_SETUP_CONFIRM:
acebe8c1
ZL		 3333 mwifiex_dbg(priv->adapter, MSG,
3334 "Send TDLS Confirm to %pM status_code=%d\n", peer,
3335 status_code);
b23bce29
AP		 3336 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3337 dialog_token, status_code,
3338 extra_ies, extra_ies_len);
3339 break;
3340 case WLAN_TDLS_TEARDOWN:
acebe8c1
ZL		 3341 mwifiex_dbg(priv->adapter, MSG,
3342 "Send TDLS Tear down to %pM\n", peer);
b23bce29
AP		 3343 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3344 dialog_token, status_code,
3345 extra_ies, extra_ies_len);
3346 break;
3347 case WLAN_TDLS_DISCOVERY_REQUEST:
acebe8c1
ZL		 3348 mwifiex_dbg(priv->adapter, MSG,
3349 "Send TDLS Discovery Request to %pM\n", peer);
b23bce29
AP		 3350 ret = mwifiex_send_tdls_data_frame(priv, peer, action_code,
3351 dialog_token, status_code,
3352 extra_ies, extra_ies_len);
3353 break;
3354 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
acebe8c1
ZL		 3355 mwifiex_dbg(priv->adapter, MSG,
3356 "Send TDLS Discovery Response to %pM\n", peer);
b23bce29
AP		 3357 ret = mwifiex_send_tdls_action_frame(priv, peer, action_code,
3358 dialog_token, status_code,
3359 extra_ies, extra_ies_len);
3360 break;
3361 default:
acebe8c1
ZL		 3362 mwifiex_dbg(priv->adapter, ERROR,
3363 "Unknown TDLS mgmt/action frame %pM\n", peer);
b23bce29
AP		 3364 ret = -EINVAL;
3365 break;
3366 }
3367
3368 return ret;
3369}
3370
429d90d2
AP		 3371static int
3372mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3b3a0162 3373 const u8 *peer, enum nl80211_tdls_operation action)
429d90d2
AP		 3374{
3375 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3376
3377 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) ||
3378 !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP))
3379 return -ENOTSUPP;
3380
3381 /* make sure we are in station mode and connected */
3382 if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
3383 return -ENOTSUPP;
3384
acebe8c1
ZL		 3385 mwifiex_dbg(priv->adapter, MSG,
3386 "TDLS peer=%pM, oper=%d\n", peer, action);
429d90d2
AP		 3387
3388 switch (action) {
3389 case NL80211_TDLS_ENABLE_LINK:
3390 action = MWIFIEX_TDLS_ENABLE_LINK;
3391 break;
3392 case NL80211_TDLS_DISABLE_LINK:
3393 action = MWIFIEX_TDLS_DISABLE_LINK;
3394 break;
3395 case NL80211_TDLS_TEARDOWN:
3396 /* shouldn't happen!*/
acebe8c1
ZL		 3397 mwifiex_dbg(priv->adapter, ERROR,
3398 "tdls_oper: teardown from driver not supported\n");
429d90d2
AP		 3399 return -EINVAL;
3400 case NL80211_TDLS_SETUP:
3401 /* shouldn't happen!*/
acebe8c1
ZL		 3402 mwifiex_dbg(priv->adapter, ERROR,
3403 "tdls_oper: setup from driver not supported\n");
429d90d2
AP		 3404 return -EINVAL;
3405 case NL80211_TDLS_DISCOVERY_REQ:
3406 /* shouldn't happen!*/
acebe8c1
ZL		 3407 mwifiex_dbg(priv->adapter, ERROR,
3408 "tdls_oper: discovery from driver not supported\n");
429d90d2
AP		 3409 return -EINVAL;
3410 default:
acebe8c1
ZL		 3411 mwifiex_dbg(priv->adapter, ERROR,
3412 "tdls_oper: operation not supported\n");
429d90d2
AP		 3413 return -ENOTSUPP;
3414 }
3415
3416 return mwifiex_tdls_oper(priv, peer, action);
3417}
3418
b0497597
XH		 3419static int
3420mwifiex_cfg80211_tdls_chan_switch(struct wiphy *wiphy, struct net_device *dev,
3421 const u8 *addr, u8 oper_class,
3422 struct cfg80211_chan_def *chandef)
3423{
3424 struct mwifiex_sta_node *sta_ptr;
3425 unsigned long flags;
3426 u16 chan;
3427 u8 second_chan_offset, band;
3428 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3429
3430 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
3431 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3432 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
3433
3434 if (!sta_ptr) {
3435 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3436 __func__, addr);
3437 return -ENOENT;
3438 }
3439
3440 if (!(sta_ptr->tdls_cap.extcap.ext_capab[3] &
3441 WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)) {
3442 wiphy_err(wiphy, "%pM do not support tdls cs\n", addr);
3443 return -ENOENT;
3444 }
3445
3446 if (sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3447 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN) {
3448 wiphy_err(wiphy, "channel switch is running, abort request\n");
3449 return -EALREADY;
3450 }
3451
3452 chan = chandef->chan->hw_value;
3453 second_chan_offset = mwifiex_get_sec_chan_offset(chan);
3454 band = chandef->chan->band;
3455 mwifiex_start_tdls_cs(priv, addr, chan, second_chan_offset, band);
3456
3457 return 0;
3458}
3459
3460static void
3461mwifiex_cfg80211_tdls_cancel_chan_switch(struct wiphy *wiphy,
3462 struct net_device *dev,
3463 const u8 *addr)
3464{
3465 struct mwifiex_sta_node *sta_ptr;
3466 unsigned long flags;
3467 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3468
3469 spin_lock_irqsave(&priv->sta_list_spinlock, flags);
3470 sta_ptr = mwifiex_get_sta_entry(priv, addr);
3471 spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
3472
3473 if (!sta_ptr) {
3474 wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n",
3475 __func__, addr);
3476 } else if (!(sta_ptr->tdls_status == TDLS_CHAN_SWITCHING ||
3477 sta_ptr->tdls_status == TDLS_IN_BASE_CHAN ||
3478 sta_ptr->tdls_status == TDLS_IN_OFF_CHAN)) {
3479 wiphy_err(wiphy, "tdls chan switch not initialize by %pM\n",
3480 addr);
3481 } else
3482 mwifiex_stop_tdls_cs(priv, addr);
3483}
3484
e48e0de0 3485static int
3b3a0162
JB		 3486mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev,
3487 const u8 *mac, struct station_parameters *params)
e48e0de0
AP		 3488{
3489 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3490
3491 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
3492 return -ENOTSUPP;
3493
3494 /* make sure we are in station mode and connected */
3495 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
3496 return -ENOTSUPP;
3497
3498 return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK);
3499}
3500
7d652034
AP		 3501static int
3502mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3503 struct cfg80211_csa_settings *params)
3504{
3505 struct ieee_types_header *chsw_ie;
3506 struct ieee80211_channel_sw_ie *channel_sw;
3507 int chsw_msec;
3508 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3509
3510 if (priv->adapter->scan_processing) {
acebe8c1
ZL		 3511 mwifiex_dbg(priv->adapter, ERROR,
3512 "radar detection: scan in process...\n");
7d652034
AP		 3513 return -EBUSY;
3514 }
3515
3516 if (priv->wdev.cac_started)
3517 return -EBUSY;
3518
3519 if (cfg80211_chandef_identical(&params->chandef,
3520 &priv->dfs_chandef))
3521 return -EINVAL;
3522
3523 chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH,
3524 params->beacon_csa.tail,
3525 params->beacon_csa.tail_len);
3526 if (!chsw_ie) {
acebe8c1
ZL		 3527 mwifiex_dbg(priv->adapter, ERROR,
3528 "Could not parse channel switch announcement IE\n");
7d652034
AP		 3529 return -EINVAL;
3530 }
3531
3532 channel_sw = (void *)(chsw_ie + 1);
3533 if (channel_sw->mode) {
3534 if (netif_carrier_ok(priv->netdev))
3535 netif_carrier_off(priv->netdev);
3536 mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter);
3537 }
3538
3539 if (mwifiex_del_mgmt_ies(priv))
acebe8c1
ZL		 3540 mwifiex_dbg(priv->adapter, ERROR,
3541 "Failed to delete mgmt IEs!\n");
7d652034
AP		 3542
3543 if (mwifiex_set_mgmt_ies(priv, &params->beacon_csa)) {
acebe8c1
ZL		 3544 mwifiex_dbg(priv->adapter, ERROR,
3545 "%s: setting mgmt ies failed\n", __func__);
7d652034
AP		 3546 return -EFAULT;
3547 }
3548
3549 memcpy(&priv->dfs_chandef, &params->chandef, sizeof(priv->dfs_chandef));
3550 memcpy(&priv->beacon_after, &params->beacon_after,
3551 sizeof(priv->beacon_after));
3552
3553 chsw_msec = max(channel_sw->count * priv->bss_cfg.beacon_period, 100);
3554 queue_delayed_work(priv->dfs_chan_sw_workqueue, &priv->dfs_chan_sw_work,
3555 msecs_to_jiffies(chsw_msec));
3556 return 0;
3557}
3558
7ee38bf4
XH		 3559static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy,
3560 struct wireless_dev *wdev,
3561 struct cfg80211_chan_def *chandef)
3562{
3563 struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
3564 struct mwifiex_bssdescriptor *curr_bss;
3565 struct ieee80211_channel *chan;
3566 u8 second_chan_offset;
3567 enum nl80211_channel_type chan_type;
3568 enum ieee80211_band band;
3569 int freq;
3570 int ret = -ENODATA;
3571
3572 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP &&
3573 cfg80211_chandef_valid(&priv->bss_chandef)) {
3574 *chandef = priv->bss_chandef;
3575 ret = 0;
3576 } else if (priv->media_connected) {
3577 curr_bss = &priv->curr_bss_params.bss_descriptor;
3578 band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
3579 freq = ieee80211_channel_to_frequency(curr_bss->channel, band);
3580 chan = ieee80211_get_channel(wiphy, freq);
3581
3582 if (curr_bss->bcn_ht_oper) {
3583 second_chan_offset = curr_bss->bcn_ht_oper->ht_param &
3584 IEEE80211_HT_PARAM_CHA_SEC_OFFSET;
3585 chan_type = mwifiex_sec_chan_offset_to_chan_type
3586 (second_chan_offset);
3587 cfg80211_chandef_create(chandef, chan, chan_type);
3588 } else {
3589 cfg80211_chandef_create(chandef, chan,
3590 NL80211_CHAN_NO_HT);
3591 }
3592 ret = 0;
3593 }
3594
3595 return ret;
3596}
3597
85afb186
AP		 3598static int
3599mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy,
3600 struct net_device *dev,
3601 struct cfg80211_chan_def *chandef,
3602 u32 cac_time_ms)
3603{
3604 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3605 struct mwifiex_radar_params radar_params;
3606
3607 if (priv->adapter->scan_processing) {
acebe8c1
ZL		 3608 mwifiex_dbg(priv->adapter, ERROR,
3609 "radar detection: scan already in process...\n");
85afb186
AP		 3610 return -EBUSY;
3611 }
3612
cf075eac 3613 if (!mwifiex_is_11h_active(priv)) {
acebe8c1
ZL		 3614 mwifiex_dbg(priv->adapter, INFO,
3615 "Enable 11h extensions in FW\n");
cf075eac 3616 if (mwifiex_11h_activate(priv, true)) {
acebe8c1
ZL		 3617 mwifiex_dbg(priv->adapter, ERROR,
3618 "Failed to activate 11h extensions!!");
cf075eac
AP		 3619 return -1;
3620 }
3621 priv->state_11h.is_11h_active = true;
3622 }
3623
85afb186
AP		 3624 memset(&radar_params, 0, sizeof(struct mwifiex_radar_params));
3625 radar_params.chandef = chandef;
3626 radar_params.cac_time_ms = cac_time_ms;
3627
3628 memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef));
3629
3630 if (mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST,
3631 HostCmd_ACT_GEN_SET, 0, &radar_params, true))
3632 return -1;
3633
3634 queue_delayed_work(priv->dfs_cac_workqueue, &priv->dfs_cac_work,
3635 msecs_to_jiffies(cac_time_ms));
3636 return 0;
3637}
3638
1f4dfd8a 3639static int
3b3a0162
JB		 3640mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev,
3641 const u8 *mac,
3642 struct station_parameters *params)
1f4dfd8a
AP		 3643{
3644 int ret;
3645 struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
3646
3647 /* we support change_station handler only for TDLS peers*/
3648 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
3649 return -ENOTSUPP;
3650
3651 /* make sure we are in station mode and connected */
3652 if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected)
3653 return -ENOTSUPP;
3654
3655 priv->sta_params = params;
3656
3657 ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK);
3658 priv->sta_params = NULL;
3659
3660 return ret;
3661}
3662
5e6e3a92
BZ		 3663/* station cfg80211 operations */
3664static struct cfg80211_ops mwifiex_cfg80211_ops = {
93a1df48
YAP		 3665 .add_virtual_intf = mwifiex_add_virtual_intf,
3666 .del_virtual_intf = mwifiex_del_virtual_intf,
5e6e3a92
BZ		 3667 .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf,
3668 .scan = mwifiex_cfg80211_scan,
3669 .connect = mwifiex_cfg80211_connect,
3670 .disconnect = mwifiex_cfg80211_disconnect,
3671 .get_station = mwifiex_cfg80211_get_station,
f85aae6b 3672 .dump_station = mwifiex_cfg80211_dump_station,
6bc6c49f 3673 .dump_survey = mwifiex_cfg80211_dump_survey,
5e6e3a92 3674 .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params,
5e6e3a92
BZ		 3675 .join_ibss = mwifiex_cfg80211_join_ibss,
3676 .leave_ibss = mwifiex_cfg80211_leave_ibss,
3677 .add_key = mwifiex_cfg80211_add_key,
3678 .del_key = mwifiex_cfg80211_del_key,
e39faa73 3679 .mgmt_tx = mwifiex_cfg80211_mgmt_tx,
3cec6870 3680 .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register,
7feb4c48
SP		 3681 .remain_on_channel = mwifiex_cfg80211_remain_on_channel,
3682 .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel,
5e6e3a92
BZ		 3683 .set_default_key = mwifiex_cfg80211_set_default_key,
3684 .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
3685 .set_tx_power = mwifiex_cfg80211_set_tx_power,
5d82c53a 3686 .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
12190c5d
AP		 3687 .start_ap = mwifiex_cfg80211_start_ap,
3688 .stop_ap = mwifiex_cfg80211_stop_ap,
5370c836 3689 .change_beacon = mwifiex_cfg80211_change_beacon,
fa444bf8 3690 .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
8a279d5b 3691 .set_antenna = mwifiex_cfg80211_set_antenna,
0f9e9b8b 3692 .del_station = mwifiex_cfg80211_del_station,
7da060c1
AK		 3693#ifdef CONFIG_PM
3694 .suspend = mwifiex_cfg80211_suspend,
3695 .resume = mwifiex_cfg80211_resume,
3696 .set_wakeup = mwifiex_cfg80211_set_wakeup,
3697#endif
d1e2586f 3698 .set_coalesce = mwifiex_cfg80211_set_coalesce,
b23bce29 3699 .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt,
429d90d2 3700 .tdls_oper = mwifiex_cfg80211_tdls_oper,
b0497597
XH		 3701 .tdls_channel_switch = mwifiex_cfg80211_tdls_chan_switch,
3702 .tdls_cancel_channel_switch = mwifiex_cfg80211_tdls_cancel_chan_switch,
e48e0de0 3703 .add_station = mwifiex_cfg80211_add_station,
1f4dfd8a 3704 .change_station = mwifiex_cfg80211_change_station,
7ee38bf4 3705 .get_channel = mwifiex_cfg80211_get_channel,
85afb186 3706 .start_radar_detection = mwifiex_cfg80211_start_radar_detection,
7d652034 3707 .channel_switch = mwifiex_cfg80211_channel_switch,
5e6e3a92
BZ		 3708};
3709
964dc9e2
JB		 3710#ifdef CONFIG_PM
3711static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
8a40084e 3712 .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT,
3f4e854a 3713 .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
964dc9e2
JB		 3714 .pattern_min_len = 1,
3715 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
3716 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
3717};
3718#endif
3719
3c68ef5b
AP		 3720static bool mwifiex_is_valid_alpha2(const char *alpha2)
3721{
3722 if (!alpha2 || strlen(alpha2) != 2)
3723 return false;
3724
3725 if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
3726 return true;
3727
3728 return false;
3729}
3730
562fc5b3
AK		 3731static const struct wiphy_coalesce_support mwifiex_coalesce_support = {
3732 .n_rules = MWIFIEX_COALESCE_MAX_RULES,
3733 .max_delay = MWIFIEX_MAX_COALESCING_DELAY,
3734 .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS,
3735 .pattern_min_len = 1,
3736 .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
3737 .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
3738};
3739
bf354433
AP		 3740int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
3741{
3742 u32 n_channels_bg, n_channels_a = 0;
3743
3744 n_channels_bg = mwifiex_band_2ghz.n_channels;
3745
3746 if (adapter->config_bands & BAND_A)
3747 n_channels_a = mwifiex_band_5ghz.n_channels;
3748
3749 adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a);
3750 adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) *
3751 adapter->num_in_chan_stats);
3752
3753 if (!adapter->chan_stats)
3754 return -ENOMEM;
3755
3756 return 0;
3757}
3758
5e6e3a92
BZ		 3759/*
3760 * This function registers the device with CFG802.11 subsystem.
3761 *
3762 * The function creates the wireless device/wiphy, populates it with
3763 * default parameters and handler function pointers, and finally
3764 * registers the device.
3765 */
d6bffe8b
AP		 3766
3767int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
5e6e3a92 3768{
270e58e8
YAP		 3769 int ret;
3770 void *wdev_priv;
d6bffe8b
AP		 3771 struct wiphy *wiphy;
3772 struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA];
9e04a7c6 3773 u8 *country_code;
f862bfd1 3774 u32 thr, retry;
5e6e3a92 3775
d6bffe8b
AP		 3776 /* create a new wiphy for use with cfg80211 */
3777 wiphy = wiphy_new(&mwifiex_cfg80211_ops,
3778 sizeof(struct mwifiex_adapter *));
3779 if (!wiphy) {
acebe8c1
ZL		 3780 mwifiex_dbg(adapter, ERROR,
3781 "%s: creating new wiphy\n", __func__);
5e6e3a92
BZ		 3782 return -ENOMEM;
3783 }
d6bffe8b
AP		 3784 wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH;
3785 wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN;
83719be8 3786 wiphy->mgmt_stypes = mwifiex_mgmt_stypes;
7feb4c48 3787 wiphy->max_remain_on_channel_duration = 5000;
d6bffe8b
AP		 3788 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
3789 BIT(NL80211_IFTYPE_ADHOC) |
197f4a2e
SP		 3790 BIT(NL80211_IFTYPE_P2P_CLIENT) |
3791 BIT(NL80211_IFTYPE_P2P_GO) |
d6bffe8b
AP		 3792 BIT(NL80211_IFTYPE_AP);
3793
3794 wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz;
3795 if (adapter->config_bands & BAND_A)
3796 wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz;
3797 else
3798 wiphy->bands[IEEE80211_BAND_5GHZ] = NULL;
5e6e3a92 3799
de9e9932 3800 if (adapter->drcs_enabled && ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
cc7359b5
AP		 3801 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_drcs;
3802 else if (adapter->is_hw_11ac_capable)
3803 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_vht;
de9e9932
AP		 3804 else
3805 wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta;
cd8440da
AP		 3806 wiphy->n_iface_combinations = 1;
3807
5e6e3a92 3808 /* Initialize cipher suits */
d6bffe8b
AP		 3809 wiphy->cipher_suites = mwifiex_cipher_suites;
3810 wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
5e6e3a92 3811
947d3152
AK		 3812 if (adapter->region_code)
3813 wiphy->regulatory_flags |= REGULATORY_DISABLE_BEACON_HINTS |
3814 REGULATORY_COUNTRY_IE_IGNORE;
3815
8d05eb22 3816 ether_addr_copy(wiphy->perm_addr, adapter->perm_addr);
d6bffe8b 3817 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
2dd2bd6b 3818 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
cc0ba0d5 3819 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
54428c57 3820 WIPHY_FLAG_AP_UAPSD |
7d652034 3821 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
c2b6680f
AP		 3822 WIPHY_FLAG_HAS_CHANNEL_SWITCH |
3823 WIPHY_FLAG_PS_ON_BY_DEFAULT;
b23bce29
AP		 3824
3825 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
3826 wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
3827 WIPHY_FLAG_TDLS_EXTERNAL_SETUP;
3828
7da060c1 3829#ifdef CONFIG_PM
964dc9e2 3830 wiphy->wowlan = &mwifiex_wowlan_support;
7da060c1
AK		 3831#endif
3832
562fc5b3
AK		 3833 wiphy->coalesce = &mwifiex_coalesce_support;
3834
2dd2bd6b 3835 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
e39faa73
SP		 3836 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
3837 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
5e6e3a92 3838
8a279d5b
AK		 3839 wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
3840 wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
5e6e3a92 3841
b292219f 3842 wiphy->features |= NL80211_FEATURE_HT_IBSS |
e45a8419 3843 NL80211_FEATURE_INACTIVITY_TIMER |
e3c91683 3844 NL80211_FEATURE_NEED_OBSS_SCAN;
05910f4a 3845
b0497597
XH		 3846 if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info))
3847 wiphy->features |= NL80211_FEATURE_TDLS_CHANNEL_SWITCH;
3848
808bbebc
AK		 3849 if (adapter->fw_api_ver == MWIFIEX_FW_V15)
3850 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
3851
b5abcf02 3852 /* Reserve space for mwifiex specific private data for BSS */
d6bffe8b 3853 wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
5116f3ce 3854
d6bffe8b 3855 wiphy->reg_notifier = mwifiex_reg_notifier;
5e6e3a92 3856
67fdf39e 3857 /* Set struct mwifiex_adapter pointer in wiphy_priv */
d6bffe8b 3858 wdev_priv = wiphy_priv(wiphy);
67fdf39e 3859 *(unsigned long *)wdev_priv = (unsigned long)adapter;
5e6e3a92 3860
2c208890 3861 set_wiphy_dev(wiphy, priv->adapter->dev);
a7b21165 3862
d6bffe8b 3863 ret = wiphy_register(wiphy);
5e6e3a92 3864 if (ret < 0) {
acebe8c1
ZL		 3865 mwifiex_dbg(adapter, ERROR,
3866 "%s: wiphy_register failed: %d\n", __func__, ret);
d6bffe8b 3867 wiphy_free(wiphy);
5e6e3a92 3868 return ret;
5e6e3a92 3869 }
3c68ef5b
AP		 3870
3871 if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) {
acebe8c1
ZL		 3872 mwifiex_dbg(adapter, INFO,
3873 "driver hint alpha2: %2.2s\n", reg_alpha2);
3c68ef5b
AP		 3874 regulatory_hint(wiphy, reg_alpha2);
3875 } else {
658cb592
AK		 3876 if (adapter->region_code == 0x00) {
3877 mwifiex_dbg(adapter, WARN, "Ignore world regulatory domain\n");
3878 } else {
3879 country_code =
3880 mwifiex_11d_code_2_region(adapter->region_code);
3881 if (country_code &&
3882 regulatory_hint(wiphy, country_code))
3883 mwifiex_dbg(priv->adapter, ERROR, "regulatory_hint() failed\n");
3884 }
3c68ef5b 3885 }
5e6e3a92 3886
fa0ecbb9
BZ		 3887 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3888 HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true);
f862bfd1 3889 wiphy->frag_threshold = thr;
fa0ecbb9
BZ		 3890 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3891 HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true);
f862bfd1 3892 wiphy->rts_threshold = thr;
fa0ecbb9
BZ		 3893 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3894 HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true);
f862bfd1 3895 wiphy->retry_short = (u8) retry;
fa0ecbb9
BZ		 3896 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
3897 HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true);
f862bfd1
UR		 3898 wiphy->retry_long = (u8) retry;
3899
d6bffe8b 3900 adapter->wiphy = wiphy;
5e6e3a92
BZ		 3901 return ret;
3902}
Linux kernel - Deliverables
This page took 0.700567 seconds and 5 git commands to generate.