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Commit | Line | Data |
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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: CFG80211 | |
3 | * | |
65da33f5 | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
5e6e3a92 BZ |
5 | * |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #include "cfg80211.h" | |
21 | #include "main.h" | |
22 | ||
3c68ef5b AP |
23 | static char *reg_alpha2; |
24 | module_param(reg_alpha2, charp, 0); | |
25 | ||
cd8440da AP |
26 | static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = { |
27 | { | |
a4df8f56 AP |
28 | .max = 2, .types = BIT(NL80211_IFTYPE_STATION) | |
29 | BIT(NL80211_IFTYPE_P2P_GO) | | |
30 | BIT(NL80211_IFTYPE_P2P_CLIENT), | |
cd8440da AP |
31 | }, |
32 | { | |
33 | .max = 1, .types = BIT(NL80211_IFTYPE_AP), | |
34 | }, | |
35 | }; | |
36 | ||
37 | static const struct ieee80211_iface_combination mwifiex_iface_comb_ap_sta = { | |
38 | .limits = mwifiex_ap_sta_limits, | |
39 | .num_different_channels = 1, | |
40 | .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), | |
41 | .max_interfaces = MWIFIEX_MAX_BSS_NUM, | |
42 | .beacon_int_infra_match = true, | |
43 | }; | |
44 | ||
5e6e3a92 BZ |
45 | /* |
46 | * This function maps the nl802.11 channel type into driver channel type. | |
47 | * | |
48 | * The mapping is as follows - | |
21c3ba34 AK |
49 | * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
50 | * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
51 | * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE | |
52 | * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW | |
53 | * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
5e6e3a92 | 54 | */ |
7feb4c48 | 55 | u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type) |
5e6e3a92 | 56 | { |
05910f4a | 57 | switch (chan_type) { |
5e6e3a92 BZ |
58 | case NL80211_CHAN_NO_HT: |
59 | case NL80211_CHAN_HT20: | |
21c3ba34 | 60 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 61 | case NL80211_CHAN_HT40PLUS: |
21c3ba34 | 62 | return IEEE80211_HT_PARAM_CHA_SEC_ABOVE; |
5e6e3a92 | 63 | case NL80211_CHAN_HT40MINUS: |
21c3ba34 | 64 | return IEEE80211_HT_PARAM_CHA_SEC_BELOW; |
5e6e3a92 | 65 | default: |
21c3ba34 | 66 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 67 | } |
5e6e3a92 BZ |
68 | } |
69 | ||
5e6e3a92 BZ |
70 | /* |
71 | * This function checks whether WEP is set. | |
72 | */ | |
73 | static int | |
74 | mwifiex_is_alg_wep(u32 cipher) | |
75 | { | |
5e6e3a92 | 76 | switch (cipher) { |
2be50b8d YAP |
77 | case WLAN_CIPHER_SUITE_WEP40: |
78 | case WLAN_CIPHER_SUITE_WEP104: | |
270e58e8 | 79 | return 1; |
5e6e3a92 | 80 | default: |
5e6e3a92 BZ |
81 | break; |
82 | } | |
270e58e8 YAP |
83 | |
84 | return 0; | |
5e6e3a92 BZ |
85 | } |
86 | ||
5e6e3a92 BZ |
87 | /* |
88 | * This function retrieves the private structure from kernel wiphy structure. | |
89 | */ | |
67fdf39e | 90 | static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy) |
5e6e3a92 BZ |
91 | { |
92 | return (void *) (*(unsigned long *) wiphy_priv(wiphy)); | |
93 | } | |
94 | ||
95 | /* | |
96 | * CFG802.11 operation handler to delete a network key. | |
97 | */ | |
98 | static int | |
99 | mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, | |
100 | u8 key_index, bool pairwise, const u8 *mac_addr) | |
101 | { | |
f540f9f3 | 102 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
75edd2c6 AP |
103 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
104 | const u8 *peer_mac = pairwise ? mac_addr : bc_mac; | |
5e6e3a92 | 105 | |
53b11231 | 106 | if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) { |
5e6e3a92 BZ |
107 | wiphy_err(wiphy, "deleting the crypto keys\n"); |
108 | return -EFAULT; | |
109 | } | |
110 | ||
111 | wiphy_dbg(wiphy, "info: crypto keys deleted\n"); | |
112 | return 0; | |
113 | } | |
114 | ||
e39faa73 SP |
115 | /* |
116 | * This function forms an skb for management frame. | |
117 | */ | |
118 | static int | |
119 | mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len) | |
120 | { | |
121 | u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; | |
122 | u16 pkt_len; | |
123 | u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT; | |
e39faa73 SP |
124 | |
125 | pkt_len = len + ETH_ALEN; | |
126 | ||
127 | skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN + | |
128 | MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); | |
129 | memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len)); | |
130 | ||
131 | memcpy(skb_push(skb, sizeof(tx_control)), | |
132 | &tx_control, sizeof(tx_control)); | |
133 | ||
134 | memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type)); | |
135 | ||
136 | /* Add packet data and address4 */ | |
137 | memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf, | |
138 | sizeof(struct ieee80211_hdr_3addr)); | |
139 | memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN); | |
140 | memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)), | |
141 | buf + sizeof(struct ieee80211_hdr_3addr), | |
142 | len - sizeof(struct ieee80211_hdr_3addr)); | |
143 | ||
144 | skb->priority = LOW_PRIO_TID; | |
c64800e7 | 145 | __net_timestamp(skb); |
e39faa73 SP |
146 | |
147 | return 0; | |
148 | } | |
149 | ||
150 | /* | |
151 | * CFG802.11 operation handler to transmit a management frame. | |
152 | */ | |
153 | static int | |
154 | mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 155 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
e39faa73 | 156 | { |
b176e629 AO |
157 | const u8 *buf = params->buf; |
158 | size_t len = params->len; | |
e39faa73 SP |
159 | struct sk_buff *skb; |
160 | u16 pkt_len; | |
161 | const struct ieee80211_mgmt *mgmt; | |
231d83e2 | 162 | struct mwifiex_txinfo *tx_info; |
e39faa73 SP |
163 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
164 | ||
165 | if (!buf || !len) { | |
166 | wiphy_err(wiphy, "invalid buffer and length\n"); | |
167 | return -EFAULT; | |
168 | } | |
169 | ||
170 | mgmt = (const struct ieee80211_mgmt *)buf; | |
171 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA && | |
172 | ieee80211_is_probe_resp(mgmt->frame_control)) { | |
173 | /* Since we support offload probe resp, we need to skip probe | |
174 | * resp in AP or GO mode */ | |
175 | wiphy_dbg(wiphy, | |
176 | "info: skip to send probe resp in AP or GO mode\n"); | |
177 | return 0; | |
178 | } | |
179 | ||
180 | pkt_len = len + ETH_ALEN; | |
181 | skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN + | |
182 | MWIFIEX_MGMT_FRAME_HEADER_SIZE + | |
183 | pkt_len + sizeof(pkt_len)); | |
184 | ||
185 | if (!skb) { | |
186 | wiphy_err(wiphy, "allocate skb failed for management frame\n"); | |
187 | return -ENOMEM; | |
188 | } | |
189 | ||
231d83e2 | 190 | tx_info = MWIFIEX_SKB_TXCB(skb); |
701a9e61 | 191 | memset(tx_info, 0, sizeof(*tx_info)); |
231d83e2 HY |
192 | tx_info->bss_num = priv->bss_num; |
193 | tx_info->bss_type = priv->bss_type; | |
a1ed4849 | 194 | tx_info->pkt_len = pkt_len; |
231d83e2 | 195 | |
e39faa73 SP |
196 | mwifiex_form_mgmt_frame(skb, buf, len); |
197 | mwifiex_queue_tx_pkt(priv, skb); | |
198 | ||
e00adf39 | 199 | *cookie = prandom_u32() | 1; |
e39faa73 SP |
200 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, GFP_ATOMIC); |
201 | ||
202 | wiphy_dbg(wiphy, "info: management frame transmitted\n"); | |
203 | return 0; | |
204 | } | |
205 | ||
3cec6870 SP |
206 | /* |
207 | * CFG802.11 operation handler to register a mgmt frame. | |
208 | */ | |
209 | static void | |
210 | mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
211 | struct wireless_dev *wdev, | |
212 | u16 frame_type, bool reg) | |
213 | { | |
214 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
4481b2db | 215 | u32 mask; |
3cec6870 SP |
216 | |
217 | if (reg) | |
4481b2db | 218 | mask = priv->mgmt_frame_mask | BIT(frame_type >> 4); |
3cec6870 | 219 | else |
4481b2db SP |
220 | mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4); |
221 | ||
222 | if (mask != priv->mgmt_frame_mask) { | |
223 | priv->mgmt_frame_mask = mask; | |
fa0ecbb9 BZ |
224 | mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, |
225 | HostCmd_ACT_GEN_SET, 0, | |
226 | &priv->mgmt_frame_mask, false); | |
4481b2db SP |
227 | wiphy_dbg(wiphy, "info: mgmt frame registered\n"); |
228 | } | |
3cec6870 SP |
229 | } |
230 | ||
7feb4c48 SP |
231 | /* |
232 | * CFG802.11 operation handler to remain on channel. | |
233 | */ | |
234 | static int | |
235 | mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy, | |
236 | struct wireless_dev *wdev, | |
237 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
238 | unsigned int duration, u64 *cookie) |
239 | { | |
240 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
241 | int ret; | |
242 | ||
243 | if (!chan || !cookie) { | |
244 | wiphy_err(wiphy, "Invalid parameter for ROC\n"); | |
245 | return -EINVAL; | |
246 | } | |
247 | ||
248 | if (priv->roc_cfg.cookie) { | |
249 | wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llu\n", | |
250 | priv->roc_cfg.cookie); | |
251 | return -EBUSY; | |
252 | } | |
253 | ||
254 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan, | |
42d97a59 | 255 | duration); |
7feb4c48 SP |
256 | |
257 | if (!ret) { | |
e00adf39 | 258 | *cookie = prandom_u32() | 1; |
7feb4c48 SP |
259 | priv->roc_cfg.cookie = *cookie; |
260 | priv->roc_cfg.chan = *chan; | |
7feb4c48 | 261 | |
42d97a59 | 262 | cfg80211_ready_on_channel(wdev, *cookie, chan, |
7feb4c48 SP |
263 | duration, GFP_ATOMIC); |
264 | ||
265 | wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie); | |
266 | } | |
267 | ||
268 | return ret; | |
269 | } | |
270 | ||
271 | /* | |
272 | * CFG802.11 operation handler to cancel remain on channel. | |
273 | */ | |
274 | static int | |
275 | mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
276 | struct wireless_dev *wdev, u64 cookie) | |
277 | { | |
278 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
279 | int ret; | |
280 | ||
281 | if (cookie != priv->roc_cfg.cookie) | |
282 | return -ENOENT; | |
283 | ||
284 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE, | |
42d97a59 | 285 | &priv->roc_cfg.chan, 0); |
7feb4c48 SP |
286 | |
287 | if (!ret) { | |
288 | cfg80211_remain_on_channel_expired(wdev, cookie, | |
289 | &priv->roc_cfg.chan, | |
7feb4c48 SP |
290 | GFP_ATOMIC); |
291 | ||
292 | memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg)); | |
293 | ||
294 | wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie); | |
295 | } | |
296 | ||
297 | return ret; | |
298 | } | |
299 | ||
5e6e3a92 BZ |
300 | /* |
301 | * CFG802.11 operation handler to set Tx power. | |
302 | */ | |
303 | static int | |
304 | mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, | |
c8442118 | 305 | struct wireless_dev *wdev, |
5e6e3a92 | 306 | enum nl80211_tx_power_setting type, |
742c29fd | 307 | int mbm) |
5e6e3a92 | 308 | { |
67fdf39e AP |
309 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
310 | struct mwifiex_private *priv; | |
600f5d90 | 311 | struct mwifiex_power_cfg power_cfg; |
742c29fd | 312 | int dbm = MBM_TO_DBM(mbm); |
5e6e3a92 | 313 | |
600f5d90 AK |
314 | if (type == NL80211_TX_POWER_FIXED) { |
315 | power_cfg.is_power_auto = 0; | |
316 | power_cfg.power_level = dbm; | |
317 | } else { | |
318 | power_cfg.is_power_auto = 1; | |
319 | } | |
320 | ||
67fdf39e AP |
321 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
322 | ||
636c4598 | 323 | return mwifiex_set_tx_power(priv, &power_cfg); |
5e6e3a92 BZ |
324 | } |
325 | ||
326 | /* | |
327 | * CFG802.11 operation handler to set Power Save option. | |
328 | * | |
329 | * The timeout value, if provided, is currently ignored. | |
330 | */ | |
331 | static int | |
332 | mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, | |
333 | struct net_device *dev, | |
334 | bool enabled, int timeout) | |
335 | { | |
f540f9f3 | 336 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
600f5d90 | 337 | u32 ps_mode; |
5e6e3a92 BZ |
338 | |
339 | if (timeout) | |
340 | wiphy_dbg(wiphy, | |
aea0701e | 341 | "info: ignore timeout value for IEEE Power Save\n"); |
5e6e3a92 | 342 | |
600f5d90 | 343 | ps_mode = enabled; |
5e6e3a92 | 344 | |
636c4598 | 345 | return mwifiex_drv_set_power(priv, &ps_mode); |
5e6e3a92 BZ |
346 | } |
347 | ||
348 | /* | |
349 | * CFG802.11 operation handler to set the default network key. | |
350 | */ | |
351 | static int | |
352 | mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, | |
353 | u8 key_index, bool unicast, | |
354 | bool multicast) | |
355 | { | |
f540f9f3 | 356 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 357 | |
2d3d0a88 | 358 | /* Return if WEP key not configured */ |
5eb02e44 | 359 | if (!priv->sec_info.wep_enabled) |
2d3d0a88 AK |
360 | return 0; |
361 | ||
96893538 AP |
362 | if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { |
363 | priv->wep_key_curr_index = key_index; | |
53b11231 YL |
364 | } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, |
365 | NULL, 0)) { | |
636c4598 | 366 | wiphy_err(wiphy, "set default Tx key index\n"); |
5e6e3a92 | 367 | return -EFAULT; |
636c4598 | 368 | } |
5e6e3a92 BZ |
369 | |
370 | return 0; | |
371 | } | |
372 | ||
373 | /* | |
374 | * CFG802.11 operation handler to add a network key. | |
375 | */ | |
376 | static int | |
377 | mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, | |
378 | u8 key_index, bool pairwise, const u8 *mac_addr, | |
379 | struct key_params *params) | |
380 | { | |
f540f9f3 | 381 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
96893538 | 382 | struct mwifiex_wep_key *wep_key; |
75edd2c6 AP |
383 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
384 | const u8 *peer_mac = pairwise ? mac_addr : bc_mac; | |
5e6e3a92 | 385 | |
96893538 AP |
386 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && |
387 | (params->cipher == WLAN_CIPHER_SUITE_WEP40 || | |
388 | params->cipher == WLAN_CIPHER_SUITE_WEP104)) { | |
389 | if (params->key && params->key_len) { | |
390 | wep_key = &priv->wep_key[key_index]; | |
391 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); | |
392 | memcpy(wep_key->key_material, params->key, | |
393 | params->key_len); | |
394 | wep_key->key_index = key_index; | |
395 | wep_key->key_length = params->key_len; | |
396 | priv->sec_info.wep_enabled = 1; | |
397 | } | |
398 | return 0; | |
399 | } | |
400 | ||
53b11231 | 401 | if (mwifiex_set_encode(priv, params, params->key, params->key_len, |
75edd2c6 | 402 | key_index, peer_mac, 0)) { |
636c4598 | 403 | wiphy_err(wiphy, "crypto keys added\n"); |
5e6e3a92 | 404 | return -EFAULT; |
636c4598 | 405 | } |
5e6e3a92 BZ |
406 | |
407 | return 0; | |
408 | } | |
409 | ||
410 | /* | |
411 | * This function sends domain information to the firmware. | |
412 | * | |
413 | * The following information are passed to the firmware - | |
414 | * - Country codes | |
415 | * - Sub bands (first channel, number of channels, maximum Tx power) | |
416 | */ | |
417 | static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) | |
418 | { | |
419 | u8 no_of_triplet = 0; | |
420 | struct ieee80211_country_ie_triplet *t; | |
421 | u8 no_of_parsed_chan = 0; | |
422 | u8 first_chan = 0, next_chan = 0, max_pwr = 0; | |
423 | u8 i, flag = 0; | |
424 | enum ieee80211_band band; | |
425 | struct ieee80211_supported_band *sband; | |
426 | struct ieee80211_channel *ch; | |
67fdf39e AP |
427 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
428 | struct mwifiex_private *priv; | |
5e6e3a92 | 429 | struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; |
5e6e3a92 BZ |
430 | |
431 | /* Set country code */ | |
67fdf39e AP |
432 | domain_info->country_code[0] = adapter->country_code[0]; |
433 | domain_info->country_code[1] = adapter->country_code[1]; | |
5e6e3a92 BZ |
434 | domain_info->country_code[2] = ' '; |
435 | ||
436 | band = mwifiex_band_to_radio_type(adapter->config_bands); | |
437 | if (!wiphy->bands[band]) { | |
438 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); | |
439 | return -1; | |
440 | } | |
441 | ||
442 | sband = wiphy->bands[band]; | |
443 | ||
444 | for (i = 0; i < sband->n_channels ; i++) { | |
445 | ch = &sband->channels[i]; | |
446 | if (ch->flags & IEEE80211_CHAN_DISABLED) | |
447 | continue; | |
448 | ||
449 | if (!flag) { | |
450 | flag = 1; | |
451 | first_chan = (u32) ch->hw_value; | |
452 | next_chan = first_chan; | |
22db2497 | 453 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
454 | no_of_parsed_chan = 1; |
455 | continue; | |
456 | } | |
457 | ||
458 | if (ch->hw_value == next_chan + 1 && | |
22db2497 | 459 | ch->max_power == max_pwr) { |
5e6e3a92 BZ |
460 | next_chan++; |
461 | no_of_parsed_chan++; | |
462 | } else { | |
463 | t = &domain_info->triplet[no_of_triplet]; | |
464 | t->chans.first_channel = first_chan; | |
465 | t->chans.num_channels = no_of_parsed_chan; | |
466 | t->chans.max_power = max_pwr; | |
467 | no_of_triplet++; | |
468 | first_chan = (u32) ch->hw_value; | |
469 | next_chan = first_chan; | |
22db2497 | 470 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
471 | no_of_parsed_chan = 1; |
472 | } | |
473 | } | |
474 | ||
475 | if (flag) { | |
476 | t = &domain_info->triplet[no_of_triplet]; | |
477 | t->chans.first_channel = first_chan; | |
478 | t->chans.num_channels = no_of_parsed_chan; | |
479 | t->chans.max_power = max_pwr; | |
480 | no_of_triplet++; | |
481 | } | |
482 | ||
483 | domain_info->no_of_triplet = no_of_triplet; | |
636c4598 | 484 | |
67fdf39e AP |
485 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
486 | ||
fa0ecbb9 BZ |
487 | if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
488 | HostCmd_ACT_GEN_SET, 0, NULL, false)) { | |
5e6e3a92 | 489 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); |
636c4598 YAP |
490 | return -1; |
491 | } | |
5e6e3a92 | 492 | |
636c4598 | 493 | return 0; |
5e6e3a92 BZ |
494 | } |
495 | ||
496 | /* | |
497 | * CFG802.11 regulatory domain callback function. | |
498 | * | |
499 | * This function is called when the regulatory domain is changed due to the | |
500 | * following reasons - | |
501 | * - Set by driver | |
502 | * - Set by system core | |
503 | * - Set by user | |
504 | * - Set bt Country IE | |
505 | */ | |
0c0280bd LR |
506 | static void mwifiex_reg_notifier(struct wiphy *wiphy, |
507 | struct regulatory_request *request) | |
5e6e3a92 | 508 | { |
67fdf39e | 509 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
82efa16a BZ |
510 | struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
511 | MWIFIEX_BSS_ROLE_ANY); | |
5e6e3a92 | 512 | |
67fdf39e AP |
513 | wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n", |
514 | request->alpha2[0], request->alpha2[1]); | |
5e6e3a92 | 515 | |
5e6e3a92 BZ |
516 | switch (request->initiator) { |
517 | case NL80211_REGDOM_SET_BY_DRIVER: | |
518 | case NL80211_REGDOM_SET_BY_CORE: | |
519 | case NL80211_REGDOM_SET_BY_USER: | |
5e6e3a92 BZ |
520 | case NL80211_REGDOM_SET_BY_COUNTRY_IE: |
521 | break; | |
dd4a9ac0 BZ |
522 | default: |
523 | wiphy_err(wiphy, "unknown regdom initiator: %d\n", | |
524 | request->initiator); | |
525 | return; | |
526 | } | |
527 | ||
528 | /* Don't send world or same regdom info to firmware */ | |
529 | if (strncmp(request->alpha2, "00", 2) && | |
530 | strncmp(request->alpha2, adapter->country_code, | |
531 | sizeof(request->alpha2))) { | |
532 | memcpy(adapter->country_code, request->alpha2, | |
533 | sizeof(request->alpha2)); | |
534 | mwifiex_send_domain_info_cmd_fw(wiphy); | |
b58df446 | 535 | mwifiex_dnld_txpwr_table(priv); |
5e6e3a92 | 536 | } |
5e6e3a92 BZ |
537 | } |
538 | ||
5e6e3a92 BZ |
539 | /* |
540 | * This function sets the fragmentation threshold. | |
541 | * | |
600f5d90 | 542 | * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE |
5e6e3a92 BZ |
543 | * and MWIFIEX_FRAG_MAX_VALUE. |
544 | */ | |
545 | static int | |
546 | mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) | |
547 | { | |
aea0701e YAP |
548 | if (frag_thr < MWIFIEX_FRAG_MIN_VALUE || |
549 | frag_thr > MWIFIEX_FRAG_MAX_VALUE) | |
9b930eae | 550 | frag_thr = MWIFIEX_FRAG_MAX_VALUE; |
5e6e3a92 | 551 | |
fa0ecbb9 BZ |
552 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
553 | HostCmd_ACT_GEN_SET, FRAG_THRESH_I, | |
554 | &frag_thr, true); | |
5e6e3a92 BZ |
555 | } |
556 | ||
557 | /* | |
558 | * This function sets the RTS threshold. | |
600f5d90 AK |
559 | |
560 | * The rts value must lie between MWIFIEX_RTS_MIN_VALUE | |
561 | * and MWIFIEX_RTS_MAX_VALUE. | |
5e6e3a92 BZ |
562 | */ |
563 | static int | |
564 | mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) | |
565 | { | |
5e6e3a92 BZ |
566 | if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) |
567 | rts_thr = MWIFIEX_RTS_MAX_VALUE; | |
568 | ||
fa0ecbb9 BZ |
569 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
570 | HostCmd_ACT_GEN_SET, RTS_THRESH_I, | |
571 | &rts_thr, true); | |
5e6e3a92 BZ |
572 | } |
573 | ||
574 | /* | |
575 | * CFG802.11 operation handler to set wiphy parameters. | |
576 | * | |
577 | * This function can be used to set the RTS threshold and the | |
578 | * Fragmentation threshold of the driver. | |
579 | */ | |
580 | static int | |
581 | mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
582 | { | |
67fdf39e | 583 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
9b930eae AP |
584 | struct mwifiex_private *priv; |
585 | struct mwifiex_uap_bss_param *bss_cfg; | |
586 | int ret, bss_started, i; | |
587 | ||
588 | for (i = 0; i < adapter->priv_num; i++) { | |
589 | priv = adapter->priv[i]; | |
590 | ||
591 | switch (priv->bss_role) { | |
592 | case MWIFIEX_BSS_ROLE_UAP: | |
593 | bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), | |
594 | GFP_KERNEL); | |
595 | if (!bss_cfg) | |
596 | return -ENOMEM; | |
597 | ||
598 | mwifiex_set_sys_config_invalid_data(bss_cfg); | |
599 | ||
600 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) | |
601 | bss_cfg->rts_threshold = wiphy->rts_threshold; | |
602 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) | |
603 | bss_cfg->frag_threshold = wiphy->frag_threshold; | |
604 | if (changed & WIPHY_PARAM_RETRY_LONG) | |
605 | bss_cfg->retry_limit = wiphy->retry_long; | |
606 | ||
607 | bss_started = priv->bss_started; | |
608 | ||
fa0ecbb9 BZ |
609 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, |
610 | HostCmd_ACT_GEN_SET, 0, | |
611 | NULL, true); | |
9b930eae AP |
612 | if (ret) { |
613 | wiphy_err(wiphy, "Failed to stop the BSS\n"); | |
614 | kfree(bss_cfg); | |
615 | return ret; | |
616 | } | |
617 | ||
fa0ecbb9 BZ |
618 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, |
619 | HostCmd_ACT_GEN_SET, | |
620 | UAP_BSS_PARAMS_I, bss_cfg, | |
621 | false); | |
5e6e3a92 | 622 | |
9b930eae AP |
623 | kfree(bss_cfg); |
624 | ||
625 | if (ret) { | |
626 | wiphy_err(wiphy, "Failed to set bss config\n"); | |
627 | return ret; | |
628 | } | |
5e6e3a92 | 629 | |
9b930eae AP |
630 | if (!bss_started) |
631 | break; | |
632 | ||
fa0ecbb9 BZ |
633 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START, |
634 | HostCmd_ACT_GEN_SET, 0, | |
635 | NULL, false); | |
9b930eae AP |
636 | if (ret) { |
637 | wiphy_err(wiphy, "Failed to start BSS\n"); | |
638 | return ret; | |
639 | } | |
640 | ||
641 | break; | |
642 | case MWIFIEX_BSS_ROLE_STA: | |
643 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { | |
644 | ret = mwifiex_set_rts(priv, | |
645 | wiphy->rts_threshold); | |
646 | if (ret) | |
647 | return ret; | |
648 | } | |
649 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { | |
650 | ret = mwifiex_set_frag(priv, | |
651 | wiphy->frag_threshold); | |
652 | if (ret) | |
653 | return ret; | |
654 | } | |
655 | break; | |
656 | } | |
657 | } | |
658 | ||
659 | return 0; | |
5e6e3a92 BZ |
660 | } |
661 | ||
e1a2b7a3 SP |
662 | static int |
663 | mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv) | |
664 | { | |
665 | u16 mode = P2P_MODE_DISABLE; | |
666 | ||
9197ab9e SP |
667 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) |
668 | mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_STA); | |
669 | ||
fa0ecbb9 BZ |
670 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
671 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
672 | return -1; |
673 | ||
674 | return 0; | |
675 | } | |
676 | ||
677 | /* | |
678 | * This function initializes the functionalities for P2P client. | |
679 | * The P2P client initialization sequence is: | |
680 | * disable -> device -> client | |
681 | */ | |
682 | static int | |
683 | mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv) | |
684 | { | |
685 | u16 mode; | |
686 | ||
687 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
688 | return -1; | |
689 | ||
690 | mode = P2P_MODE_DEVICE; | |
fa0ecbb9 BZ |
691 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
692 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
693 | return -1; |
694 | ||
695 | mode = P2P_MODE_CLIENT; | |
fa0ecbb9 BZ |
696 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
697 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
698 | return -1; |
699 | ||
700 | return 0; | |
701 | } | |
702 | ||
9197ab9e SP |
703 | /* |
704 | * This function initializes the functionalities for P2P GO. | |
705 | * The P2P GO initialization sequence is: | |
706 | * disable -> device -> GO | |
707 | */ | |
708 | static int | |
709 | mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv) | |
710 | { | |
711 | u16 mode; | |
712 | ||
713 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
714 | return -1; | |
715 | ||
716 | mode = P2P_MODE_DEVICE; | |
fa0ecbb9 BZ |
717 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
718 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
9197ab9e SP |
719 | return -1; |
720 | ||
721 | mode = P2P_MODE_GO; | |
fa0ecbb9 BZ |
722 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
723 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
9197ab9e SP |
724 | return -1; |
725 | ||
726 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) | |
727 | mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_UAP); | |
728 | ||
729 | return 0; | |
730 | } | |
731 | ||
5e6e3a92 BZ |
732 | /* |
733 | * CFG802.11 operation handler to change interface type. | |
5e6e3a92 BZ |
734 | */ |
735 | static int | |
736 | mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, | |
737 | struct net_device *dev, | |
738 | enum nl80211_iftype type, u32 *flags, | |
739 | struct vif_params *params) | |
740 | { | |
270e58e8 | 741 | int ret; |
5e6e3a92 | 742 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 743 | |
4f02341a | 744 | switch (dev->ieee80211_ptr->iftype) { |
5e6e3a92 | 745 | case NL80211_IFTYPE_ADHOC: |
4f02341a AP |
746 | switch (type) { |
747 | case NL80211_IFTYPE_STATION: | |
748 | break; | |
749 | case NL80211_IFTYPE_UNSPECIFIED: | |
750 | wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name); | |
751 | case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */ | |
752 | return 0; | |
753 | case NL80211_IFTYPE_AP: | |
754 | default: | |
755 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
756 | dev->name, type); | |
757 | return -EOPNOTSUPP; | |
758 | } | |
5e6e3a92 BZ |
759 | break; |
760 | case NL80211_IFTYPE_STATION: | |
4f02341a AP |
761 | switch (type) { |
762 | case NL80211_IFTYPE_ADHOC: | |
763 | break; | |
e1a2b7a3 SP |
764 | case NL80211_IFTYPE_P2P_CLIENT: |
765 | if (mwifiex_cfg80211_init_p2p_client(priv)) | |
766 | return -EFAULT; | |
767 | dev->ieee80211_ptr->iftype = type; | |
768 | return 0; | |
9197ab9e SP |
769 | case NL80211_IFTYPE_P2P_GO: |
770 | if (mwifiex_cfg80211_init_p2p_go(priv)) | |
771 | return -EFAULT; | |
772 | dev->ieee80211_ptr->iftype = type; | |
773 | return 0; | |
4f02341a AP |
774 | case NL80211_IFTYPE_UNSPECIFIED: |
775 | wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name); | |
776 | case NL80211_IFTYPE_STATION: /* This shouldn't happen */ | |
777 | return 0; | |
778 | case NL80211_IFTYPE_AP: | |
779 | default: | |
780 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
781 | dev->name, type); | |
782 | return -EOPNOTSUPP; | |
783 | } | |
784 | break; | |
785 | case NL80211_IFTYPE_AP: | |
786 | switch (type) { | |
787 | case NL80211_IFTYPE_UNSPECIFIED: | |
788 | wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name); | |
789 | case NL80211_IFTYPE_AP: /* This shouldn't happen */ | |
790 | return 0; | |
791 | case NL80211_IFTYPE_ADHOC: | |
792 | case NL80211_IFTYPE_STATION: | |
793 | default: | |
794 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
795 | dev->name, type); | |
796 | return -EOPNOTSUPP; | |
797 | } | |
5e6e3a92 | 798 | break; |
e1a2b7a3 | 799 | case NL80211_IFTYPE_P2P_CLIENT: |
9197ab9e | 800 | case NL80211_IFTYPE_P2P_GO: |
e1a2b7a3 SP |
801 | switch (type) { |
802 | case NL80211_IFTYPE_STATION: | |
803 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
804 | return -EFAULT; | |
805 | dev->ieee80211_ptr->iftype = type; | |
806 | return 0; | |
807 | default: | |
808 | return -EOPNOTSUPP; | |
809 | } | |
810 | break; | |
5e6e3a92 | 811 | default: |
4f02341a AP |
812 | wiphy_err(wiphy, "%s: unknown iftype: %d\n", |
813 | dev->name, dev->ieee80211_ptr->iftype); | |
814 | return -EOPNOTSUPP; | |
5e6e3a92 | 815 | } |
5e6e3a92 | 816 | |
4f02341a AP |
817 | dev->ieee80211_ptr->iftype = type; |
818 | priv->bss_mode = type; | |
600f5d90 | 819 | mwifiex_deauthenticate(priv, NULL); |
eecd8250 | 820 | |
f986b6d5 | 821 | priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; |
eecd8250 | 822 | |
fa0ecbb9 BZ |
823 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
824 | HostCmd_ACT_GEN_SET, 0, NULL, true); | |
eecd8250 | 825 | |
5e6e3a92 BZ |
826 | return ret; |
827 | } | |
828 | ||
a5f39056 YAP |
829 | static void |
830 | mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo, | |
831 | struct rate_info *rate) | |
832 | { | |
833 | struct mwifiex_adapter *adapter = priv->adapter; | |
834 | ||
835 | if (adapter->is_hw_11ac_capable) { | |
836 | /* bit[1-0]: 00=LG 01=HT 10=VHT */ | |
837 | if (tx_htinfo & BIT(0)) { | |
838 | /* HT */ | |
839 | rate->mcs = priv->tx_rate; | |
840 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
841 | } | |
842 | if (tx_htinfo & BIT(1)) { | |
843 | /* VHT */ | |
844 | rate->mcs = priv->tx_rate & 0x0F; | |
845 | rate->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
846 | } | |
847 | ||
848 | if (tx_htinfo & (BIT(1) | BIT(0))) { | |
849 | /* HT or VHT */ | |
850 | switch (tx_htinfo & (BIT(3) | BIT(2))) { | |
851 | case 0: | |
852 | /* This will be 20MHz */ | |
853 | break; | |
854 | case (BIT(2)): | |
855 | rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
856 | break; | |
857 | case (BIT(3)): | |
858 | rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; | |
859 | break; | |
860 | case (BIT(3) | BIT(2)): | |
861 | rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; | |
862 | break; | |
863 | } | |
864 | ||
865 | if (tx_htinfo & BIT(4)) | |
866 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
867 | ||
868 | if ((priv->tx_rate >> 4) == 1) | |
869 | rate->nss = 2; | |
870 | else | |
871 | rate->nss = 1; | |
872 | } | |
873 | } else { | |
874 | /* | |
875 | * Bit 0 in tx_htinfo indicates that current Tx rate | |
876 | * is 11n rate. Valid MCS index values for us are 0 to 15. | |
877 | */ | |
878 | if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { | |
879 | rate->mcs = priv->tx_rate; | |
880 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
881 | if (tx_htinfo & BIT(1)) | |
882 | rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
883 | if (tx_htinfo & BIT(2)) | |
884 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
885 | } | |
886 | } | |
887 | } | |
888 | ||
5e6e3a92 BZ |
889 | /* |
890 | * This function dumps the station information on a buffer. | |
891 | * | |
892 | * The following information are shown - | |
893 | * - Total bytes transmitted | |
894 | * - Total bytes received | |
895 | * - Total packets transmitted | |
896 | * - Total packets received | |
897 | * - Signal quality level | |
898 | * - Transmission rate | |
899 | */ | |
900 | static int | |
901 | mwifiex_dump_station_info(struct mwifiex_private *priv, | |
902 | struct station_info *sinfo) | |
903 | { | |
006606c0 | 904 | u32 rate; |
5e6e3a92 BZ |
905 | |
906 | sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES | | |
7013d3e2 AK |
907 | STATION_INFO_RX_PACKETS | STATION_INFO_TX_PACKETS | |
908 | STATION_INFO_TX_BITRATE | | |
909 | STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG; | |
5e6e3a92 BZ |
910 | |
911 | /* Get signal information from the firmware */ | |
fa0ecbb9 BZ |
912 | if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, |
913 | HostCmd_ACT_GEN_GET, 0, NULL, true)) { | |
958a4a86 AK |
914 | dev_err(priv->adapter->dev, "failed to get signal information\n"); |
915 | return -EFAULT; | |
5e6e3a92 BZ |
916 | } |
917 | ||
918 | if (mwifiex_drv_get_data_rate(priv, &rate)) { | |
919 | dev_err(priv->adapter->dev, "getting data rate\n"); | |
958a4a86 | 920 | return -EFAULT; |
5e6e3a92 BZ |
921 | } |
922 | ||
caf60a6c | 923 | /* Get DTIM period information from firmware */ |
fa0ecbb9 BZ |
924 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
925 | HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, | |
926 | &priv->dtim_period, true); | |
caf60a6c | 927 | |
a5f39056 | 928 | mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate); |
4ec6f9c0 | 929 | |
7013d3e2 | 930 | sinfo->signal_avg = priv->bcn_rssi_avg; |
5e6e3a92 BZ |
931 | sinfo->rx_bytes = priv->stats.rx_bytes; |
932 | sinfo->tx_bytes = priv->stats.tx_bytes; | |
933 | sinfo->rx_packets = priv->stats.rx_packets; | |
934 | sinfo->tx_packets = priv->stats.tx_packets; | |
958a4a86 | 935 | sinfo->signal = priv->bcn_rssi_avg; |
4ec6f9c0 | 936 | /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ |
006606c0 | 937 | sinfo->txrate.legacy = rate * 5; |
5e6e3a92 | 938 | |
c4f3b972 AK |
939 | if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
940 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
941 | sinfo->bss_param.flags = 0; | |
942 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
943 | WLAN_CAPABILITY_SHORT_PREAMBLE) | |
944 | sinfo->bss_param.flags |= | |
945 | BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
946 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
947 | WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
948 | sinfo->bss_param.flags |= | |
949 | BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
caf60a6c | 950 | sinfo->bss_param.dtim_period = priv->dtim_period; |
c4f3b972 AK |
951 | sinfo->bss_param.beacon_interval = |
952 | priv->curr_bss_params.bss_descriptor.beacon_period; | |
953 | } | |
954 | ||
958a4a86 | 955 | return 0; |
5e6e3a92 BZ |
956 | } |
957 | ||
958 | /* | |
959 | * CFG802.11 operation handler to get station information. | |
960 | * | |
961 | * This function only works in connected mode, and dumps the | |
962 | * requested station information, if available. | |
963 | */ | |
964 | static int | |
965 | mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 966 | const u8 *mac, struct station_info *sinfo) |
5e6e3a92 BZ |
967 | { |
968 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
5e6e3a92 | 969 | |
5e6e3a92 BZ |
970 | if (!priv->media_connected) |
971 | return -ENOENT; | |
972 | if (memcmp(mac, priv->cfg_bssid, ETH_ALEN)) | |
973 | return -ENOENT; | |
974 | ||
636c4598 | 975 | return mwifiex_dump_station_info(priv, sinfo); |
5e6e3a92 BZ |
976 | } |
977 | ||
f85aae6b AK |
978 | /* |
979 | * CFG802.11 operation handler to dump station information. | |
980 | */ | |
981 | static int | |
982 | mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
983 | int idx, u8 *mac, struct station_info *sinfo) | |
984 | { | |
985 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
986 | ||
987 | if (!priv->media_connected || idx) | |
988 | return -ENOENT; | |
989 | ||
990 | memcpy(mac, priv->cfg_bssid, ETH_ALEN); | |
991 | ||
992 | return mwifiex_dump_station_info(priv, sinfo); | |
993 | } | |
994 | ||
5e6e3a92 | 995 | /* Supported rates to be advertised to the cfg80211 */ |
5e6e3a92 BZ |
996 | static struct ieee80211_rate mwifiex_rates[] = { |
997 | {.bitrate = 10, .hw_value = 2, }, | |
998 | {.bitrate = 20, .hw_value = 4, }, | |
999 | {.bitrate = 55, .hw_value = 11, }, | |
1000 | {.bitrate = 110, .hw_value = 22, }, | |
5e6e3a92 BZ |
1001 | {.bitrate = 60, .hw_value = 12, }, |
1002 | {.bitrate = 90, .hw_value = 18, }, | |
1003 | {.bitrate = 120, .hw_value = 24, }, | |
1004 | {.bitrate = 180, .hw_value = 36, }, | |
1005 | {.bitrate = 240, .hw_value = 48, }, | |
1006 | {.bitrate = 360, .hw_value = 72, }, | |
1007 | {.bitrate = 480, .hw_value = 96, }, | |
1008 | {.bitrate = 540, .hw_value = 108, }, | |
5e6e3a92 BZ |
1009 | }; |
1010 | ||
1011 | /* Channel definitions to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1012 | static struct ieee80211_channel mwifiex_channels_2ghz[] = { |
1013 | {.center_freq = 2412, .hw_value = 1, }, | |
1014 | {.center_freq = 2417, .hw_value = 2, }, | |
1015 | {.center_freq = 2422, .hw_value = 3, }, | |
1016 | {.center_freq = 2427, .hw_value = 4, }, | |
1017 | {.center_freq = 2432, .hw_value = 5, }, | |
1018 | {.center_freq = 2437, .hw_value = 6, }, | |
1019 | {.center_freq = 2442, .hw_value = 7, }, | |
1020 | {.center_freq = 2447, .hw_value = 8, }, | |
1021 | {.center_freq = 2452, .hw_value = 9, }, | |
1022 | {.center_freq = 2457, .hw_value = 10, }, | |
1023 | {.center_freq = 2462, .hw_value = 11, }, | |
1024 | {.center_freq = 2467, .hw_value = 12, }, | |
1025 | {.center_freq = 2472, .hw_value = 13, }, | |
1026 | {.center_freq = 2484, .hw_value = 14, }, | |
1027 | }; | |
1028 | ||
1029 | static struct ieee80211_supported_band mwifiex_band_2ghz = { | |
1030 | .channels = mwifiex_channels_2ghz, | |
1031 | .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), | |
1032 | .bitrates = mwifiex_rates, | |
8763848e | 1033 | .n_bitrates = ARRAY_SIZE(mwifiex_rates), |
5e6e3a92 BZ |
1034 | }; |
1035 | ||
1036 | static struct ieee80211_channel mwifiex_channels_5ghz[] = { | |
1037 | {.center_freq = 5040, .hw_value = 8, }, | |
1038 | {.center_freq = 5060, .hw_value = 12, }, | |
1039 | {.center_freq = 5080, .hw_value = 16, }, | |
1040 | {.center_freq = 5170, .hw_value = 34, }, | |
1041 | {.center_freq = 5190, .hw_value = 38, }, | |
1042 | {.center_freq = 5210, .hw_value = 42, }, | |
1043 | {.center_freq = 5230, .hw_value = 46, }, | |
1044 | {.center_freq = 5180, .hw_value = 36, }, | |
1045 | {.center_freq = 5200, .hw_value = 40, }, | |
1046 | {.center_freq = 5220, .hw_value = 44, }, | |
1047 | {.center_freq = 5240, .hw_value = 48, }, | |
1048 | {.center_freq = 5260, .hw_value = 52, }, | |
1049 | {.center_freq = 5280, .hw_value = 56, }, | |
1050 | {.center_freq = 5300, .hw_value = 60, }, | |
1051 | {.center_freq = 5320, .hw_value = 64, }, | |
1052 | {.center_freq = 5500, .hw_value = 100, }, | |
1053 | {.center_freq = 5520, .hw_value = 104, }, | |
1054 | {.center_freq = 5540, .hw_value = 108, }, | |
1055 | {.center_freq = 5560, .hw_value = 112, }, | |
1056 | {.center_freq = 5580, .hw_value = 116, }, | |
1057 | {.center_freq = 5600, .hw_value = 120, }, | |
1058 | {.center_freq = 5620, .hw_value = 124, }, | |
1059 | {.center_freq = 5640, .hw_value = 128, }, | |
1060 | {.center_freq = 5660, .hw_value = 132, }, | |
1061 | {.center_freq = 5680, .hw_value = 136, }, | |
1062 | {.center_freq = 5700, .hw_value = 140, }, | |
1063 | {.center_freq = 5745, .hw_value = 149, }, | |
1064 | {.center_freq = 5765, .hw_value = 153, }, | |
1065 | {.center_freq = 5785, .hw_value = 157, }, | |
1066 | {.center_freq = 5805, .hw_value = 161, }, | |
1067 | {.center_freq = 5825, .hw_value = 165, }, | |
1068 | }; | |
1069 | ||
1070 | static struct ieee80211_supported_band mwifiex_band_5ghz = { | |
1071 | .channels = mwifiex_channels_5ghz, | |
1072 | .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), | |
eb416ad3 AP |
1073 | .bitrates = mwifiex_rates + 4, |
1074 | .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4, | |
5e6e3a92 BZ |
1075 | }; |
1076 | ||
1077 | ||
1078 | /* Supported crypto cipher suits to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1079 | static const u32 mwifiex_cipher_suites[] = { |
1080 | WLAN_CIPHER_SUITE_WEP40, | |
1081 | WLAN_CIPHER_SUITE_WEP104, | |
1082 | WLAN_CIPHER_SUITE_TKIP, | |
1083 | WLAN_CIPHER_SUITE_CCMP, | |
53b11231 | 1084 | WLAN_CIPHER_SUITE_AES_CMAC, |
5e6e3a92 BZ |
1085 | }; |
1086 | ||
83719be8 SP |
1087 | /* Supported mgmt frame types to be advertised to cfg80211 */ |
1088 | static const struct ieee80211_txrx_stypes | |
1089 | mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { | |
1090 | [NL80211_IFTYPE_STATION] = { | |
1091 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1092 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1093 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1094 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1095 | }, | |
1096 | [NL80211_IFTYPE_AP] = { | |
1097 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1098 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1099 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1100 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1101 | }, | |
1102 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
1103 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1104 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1105 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1106 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1107 | }, | |
1108 | [NL80211_IFTYPE_P2P_GO] = { | |
1109 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1110 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1111 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1112 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1113 | }, | |
1114 | }; | |
1115 | ||
5d82c53a YAP |
1116 | /* |
1117 | * CFG802.11 operation handler for setting bit rates. | |
1118 | * | |
433c3990 AK |
1119 | * Function configures data rates to firmware using bitrate mask |
1120 | * provided by cfg80211. | |
5d82c53a YAP |
1121 | */ |
1122 | static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, | |
1123 | struct net_device *dev, | |
1124 | const u8 *peer, | |
1125 | const struct cfg80211_bitrate_mask *mask) | |
1126 | { | |
5d82c53a | 1127 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
433c3990 AK |
1128 | u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; |
1129 | enum ieee80211_band band; | |
c44379e2 | 1130 | struct mwifiex_adapter *adapter = priv->adapter; |
5d82c53a | 1131 | |
433c3990 | 1132 | if (!priv->media_connected) { |
c44379e2 | 1133 | dev_err(adapter->dev, |
433c3990 AK |
1134 | "Can not set Tx data rate in disconnected state\n"); |
1135 | return -EINVAL; | |
5d82c53a YAP |
1136 | } |
1137 | ||
433c3990 | 1138 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5d82c53a | 1139 | |
433c3990 | 1140 | memset(bitmap_rates, 0, sizeof(bitmap_rates)); |
5d82c53a | 1141 | |
433c3990 AK |
1142 | /* Fill HR/DSSS rates. */ |
1143 | if (band == IEEE80211_BAND_2GHZ) | |
1144 | bitmap_rates[0] = mask->control[band].legacy & 0x000f; | |
5d82c53a | 1145 | |
433c3990 AK |
1146 | /* Fill OFDM rates */ |
1147 | if (band == IEEE80211_BAND_2GHZ) | |
1148 | bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4; | |
1149 | else | |
1150 | bitmap_rates[1] = mask->control[band].legacy; | |
1151 | ||
d1e33e65 JD |
1152 | /* Fill HT MCS rates */ |
1153 | bitmap_rates[2] = mask->control[band].ht_mcs[0]; | |
c44379e2 | 1154 | if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) |
d1e33e65 | 1155 | bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8; |
433c3990 | 1156 | |
c44379e2 AK |
1157 | /* Fill VHT MCS rates */ |
1158 | if (adapter->fw_api_ver == MWIFIEX_FW_V15) { | |
1159 | bitmap_rates[10] = mask->control[band].vht_mcs[0]; | |
1160 | if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) | |
1161 | bitmap_rates[11] = mask->control[band].vht_mcs[1]; | |
1162 | } | |
1163 | ||
fa0ecbb9 BZ |
1164 | return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG, |
1165 | HostCmd_ACT_GEN_SET, 0, bitmap_rates, true); | |
5d82c53a YAP |
1166 | } |
1167 | ||
fa444bf8 AK |
1168 | /* |
1169 | * CFG802.11 operation handler for connection quality monitoring. | |
1170 | * | |
1171 | * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI | |
1172 | * events to FW. | |
1173 | */ | |
1174 | static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, | |
1175 | struct net_device *dev, | |
1176 | s32 rssi_thold, u32 rssi_hyst) | |
1177 | { | |
1178 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1179 | struct mwifiex_ds_misc_subsc_evt subsc_evt; | |
1180 | ||
1181 | priv->cqm_rssi_thold = rssi_thold; | |
1182 | priv->cqm_rssi_hyst = rssi_hyst; | |
1183 | ||
1184 | memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); | |
1185 | subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; | |
1186 | ||
1187 | /* Subscribe/unsubscribe low and high rssi events */ | |
1188 | if (rssi_thold && rssi_hyst) { | |
1189 | subsc_evt.action = HostCmd_ACT_BITWISE_SET; | |
1190 | subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold); | |
1191 | subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold); | |
1192 | subsc_evt.bcn_l_rssi_cfg.evt_freq = 1; | |
1193 | subsc_evt.bcn_h_rssi_cfg.evt_freq = 1; | |
fa0ecbb9 BZ |
1194 | return mwifiex_send_cmd(priv, |
1195 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1196 | 0, 0, &subsc_evt, true); | |
fa444bf8 AK |
1197 | } else { |
1198 | subsc_evt.action = HostCmd_ACT_BITWISE_CLR; | |
fa0ecbb9 BZ |
1199 | return mwifiex_send_cmd(priv, |
1200 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1201 | 0, 0, &subsc_evt, true); | |
fa444bf8 AK |
1202 | } |
1203 | ||
1204 | return 0; | |
1205 | } | |
1206 | ||
5370c836 AP |
1207 | /* cfg80211 operation handler for change_beacon. |
1208 | * Function retrieves and sets modified management IEs to FW. | |
1209 | */ | |
1210 | static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy, | |
1211 | struct net_device *dev, | |
1212 | struct cfg80211_beacon_data *data) | |
1213 | { | |
1214 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1215 | ||
9197ab9e | 1216 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) { |
5370c836 AP |
1217 | wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__); |
1218 | return -EINVAL; | |
1219 | } | |
1220 | ||
1221 | if (!priv->bss_started) { | |
1222 | wiphy_err(wiphy, "%s: bss not started\n", __func__); | |
1223 | return -EINVAL; | |
1224 | } | |
1225 | ||
1226 | if (mwifiex_set_mgmt_ies(priv, data)) { | |
1227 | wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__); | |
1228 | return -EFAULT; | |
1229 | } | |
1230 | ||
1231 | return 0; | |
1232 | } | |
1233 | ||
0f9e9b8b AP |
1234 | /* cfg80211 operation handler for del_station. |
1235 | * Function deauthenticates station which value is provided in mac parameter. | |
1236 | * If mac is NULL/broadcast, all stations in associated station list are | |
1237 | * deauthenticated. If bss is not started or there are no stations in | |
1238 | * associated stations list, no action is taken. | |
1239 | */ | |
1240 | static int | |
1241 | mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 1242 | const u8 *mac) |
0f9e9b8b AP |
1243 | { |
1244 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1245 | struct mwifiex_sta_node *sta_node; | |
1246 | unsigned long flags; | |
1247 | ||
1248 | if (list_empty(&priv->sta_list) || !priv->bss_started) | |
1249 | return 0; | |
1250 | ||
1251 | if (!mac || is_broadcast_ether_addr(mac)) { | |
1252 | wiphy_dbg(wiphy, "%s: NULL/broadcast mac address\n", __func__); | |
1253 | list_for_each_entry(sta_node, &priv->sta_list, list) { | |
fa0ecbb9 BZ |
1254 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, |
1255 | HostCmd_ACT_GEN_SET, 0, | |
1256 | sta_node->mac_addr, true)) | |
0f9e9b8b AP |
1257 | return -1; |
1258 | mwifiex_uap_del_sta_data(priv, sta_node); | |
1259 | } | |
1260 | } else { | |
1261 | wiphy_dbg(wiphy, "%s: mac address %pM\n", __func__, mac); | |
1262 | spin_lock_irqsave(&priv->sta_list_spinlock, flags); | |
1263 | sta_node = mwifiex_get_sta_entry(priv, mac); | |
1264 | spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); | |
1265 | if (sta_node) { | |
fa0ecbb9 BZ |
1266 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, |
1267 | HostCmd_ACT_GEN_SET, 0, | |
1268 | sta_node->mac_addr, true)) | |
0f9e9b8b AP |
1269 | return -1; |
1270 | mwifiex_uap_del_sta_data(priv, sta_node); | |
1271 | } | |
1272 | } | |
1273 | ||
1274 | return 0; | |
1275 | } | |
1276 | ||
8a279d5b AK |
1277 | static int |
1278 | mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) | |
1279 | { | |
1280 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
1281 | struct mwifiex_private *priv = mwifiex_get_priv(adapter, | |
1282 | MWIFIEX_BSS_ROLE_ANY); | |
1283 | struct mwifiex_ds_ant_cfg ant_cfg; | |
1284 | ||
1285 | if (!tx_ant || !rx_ant) | |
1286 | return -EOPNOTSUPP; | |
1287 | ||
1288 | if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) { | |
1289 | /* Not a MIMO chip. User should provide specific antenna number | |
1290 | * for Tx/Rx path or enable all antennas for diversity | |
1291 | */ | |
1292 | if (tx_ant != rx_ant) | |
1293 | return -EOPNOTSUPP; | |
1294 | ||
1295 | if ((tx_ant & (tx_ant - 1)) && | |
1296 | (tx_ant != BIT(adapter->number_of_antenna) - 1)) | |
1297 | return -EOPNOTSUPP; | |
1298 | ||
1299 | if ((tx_ant == BIT(adapter->number_of_antenna) - 1) && | |
1300 | (priv->adapter->number_of_antenna > 1)) { | |
1301 | tx_ant = RF_ANTENNA_AUTO; | |
1302 | rx_ant = RF_ANTENNA_AUTO; | |
1303 | } | |
a5333914 AK |
1304 | } else { |
1305 | struct ieee80211_sta_ht_cap *ht_info; | |
1306 | int rx_mcs_supp; | |
1307 | enum ieee80211_band band; | |
1308 | ||
1309 | if ((tx_ant == 0x1 && rx_ant == 0x1)) { | |
1310 | adapter->user_dev_mcs_support = HT_STREAM_1X1; | |
1311 | if (adapter->is_hw_11ac_capable) | |
1312 | adapter->usr_dot_11ac_mcs_support = | |
1313 | MWIFIEX_11AC_MCS_MAP_1X1; | |
1314 | } else { | |
1315 | adapter->user_dev_mcs_support = HT_STREAM_2X2; | |
1316 | if (adapter->is_hw_11ac_capable) | |
1317 | adapter->usr_dot_11ac_mcs_support = | |
1318 | MWIFIEX_11AC_MCS_MAP_2X2; | |
1319 | } | |
1320 | ||
1321 | for (band = 0; band < IEEE80211_NUM_BANDS; band++) { | |
1322 | if (!adapter->wiphy->bands[band]) | |
1323 | continue; | |
1324 | ||
1325 | ht_info = &adapter->wiphy->bands[band]->ht_cap; | |
1326 | rx_mcs_supp = | |
1327 | GET_RXMCSSUPP(adapter->user_dev_mcs_support); | |
1328 | memset(&ht_info->mcs, 0, adapter->number_of_antenna); | |
1329 | memset(&ht_info->mcs, 0xff, rx_mcs_supp); | |
1330 | } | |
8a279d5b AK |
1331 | } |
1332 | ||
1333 | ant_cfg.tx_ant = tx_ant; | |
1334 | ant_cfg.rx_ant = rx_ant; | |
1335 | ||
fa0ecbb9 BZ |
1336 | return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA, |
1337 | HostCmd_ACT_GEN_SET, 0, &ant_cfg, true); | |
8a279d5b AK |
1338 | } |
1339 | ||
12190c5d AP |
1340 | /* cfg80211 operation handler for stop ap. |
1341 | * Function stops BSS running at uAP interface. | |
1342 | */ | |
1343 | static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) | |
1344 | { | |
1345 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1346 | ||
40bbc21a AP |
1347 | if (mwifiex_del_mgmt_ies(priv)) |
1348 | wiphy_err(wiphy, "Failed to delete mgmt IEs!\n"); | |
1349 | ||
c8258913 AP |
1350 | priv->ap_11n_enabled = 0; |
1351 | ||
fa0ecbb9 BZ |
1352 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, |
1353 | HostCmd_ACT_GEN_SET, 0, NULL, true)) { | |
12190c5d AP |
1354 | wiphy_err(wiphy, "Failed to stop the BSS\n"); |
1355 | return -1; | |
1356 | } | |
1357 | ||
1358 | return 0; | |
1359 | } | |
1360 | ||
1361 | /* cfg80211 operation handler for start_ap. | |
1362 | * Function sets beacon period, DTIM period, SSID and security into | |
1363 | * AP config structure. | |
1364 | * AP is configured with these settings and BSS is started. | |
1365 | */ | |
1366 | static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, | |
1367 | struct net_device *dev, | |
1368 | struct cfg80211_ap_settings *params) | |
1369 | { | |
1370 | struct mwifiex_uap_bss_param *bss_cfg; | |
1371 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
05910f4a | 1372 | u8 config_bands = 0; |
12190c5d | 1373 | |
9197ab9e | 1374 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) |
f752dcd5 | 1375 | return -1; |
adb6ed0c | 1376 | if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon)) |
f31acabe | 1377 | return -1; |
f752dcd5 | 1378 | |
12190c5d AP |
1379 | bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL); |
1380 | if (!bss_cfg) | |
1381 | return -ENOMEM; | |
1382 | ||
1383 | mwifiex_set_sys_config_invalid_data(bss_cfg); | |
1384 | ||
1385 | if (params->beacon_interval) | |
1386 | bss_cfg->beacon_period = params->beacon_interval; | |
1387 | if (params->dtim_period) | |
1388 | bss_cfg->dtim_period = params->dtim_period; | |
1389 | ||
1390 | if (params->ssid && params->ssid_len) { | |
1391 | memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len); | |
1392 | bss_cfg->ssid.ssid_len = params->ssid_len; | |
1393 | } | |
1394 | ||
7a1c9934 AP |
1395 | switch (params->hidden_ssid) { |
1396 | case NL80211_HIDDEN_SSID_NOT_IN_USE: | |
1397 | bss_cfg->bcast_ssid_ctl = 1; | |
1398 | break; | |
1399 | case NL80211_HIDDEN_SSID_ZERO_LEN: | |
1400 | bss_cfg->bcast_ssid_ctl = 0; | |
1401 | break; | |
1402 | case NL80211_HIDDEN_SSID_ZERO_CONTENTS: | |
1403 | /* firmware doesn't support this type of hidden SSID */ | |
1404 | default: | |
b3190466 | 1405 | kfree(bss_cfg); |
7a1c9934 AP |
1406 | return -EINVAL; |
1407 | } | |
1408 | ||
683b6d3b JB |
1409 | bss_cfg->channel = ieee80211_frequency_to_channel( |
1410 | params->chandef.chan->center_freq); | |
0abd79e5 | 1411 | |
05910f4a | 1412 | /* Set appropriate bands */ |
683b6d3b | 1413 | if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { |
a3c2c4f6 | 1414 | bss_cfg->band_cfg = BAND_CONFIG_BG; |
a5f39056 | 1415 | config_bands = BAND_B | BAND_G; |
a3c2c4f6 | 1416 | |
a5f39056 YAP |
1417 | if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
1418 | config_bands |= BAND_GN; | |
05910f4a | 1419 | } else { |
a3c2c4f6 | 1420 | bss_cfg->band_cfg = BAND_CONFIG_A; |
a5f39056 | 1421 | config_bands = BAND_A; |
a3c2c4f6 | 1422 | |
a5f39056 YAP |
1423 | if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
1424 | config_bands |= BAND_AN; | |
1425 | ||
1426 | if (params->chandef.width > NL80211_CHAN_WIDTH_40) | |
1427 | config_bands |= BAND_AAC; | |
0abd79e5 AP |
1428 | } |
1429 | ||
05910f4a AK |
1430 | if (!((config_bands | priv->adapter->fw_bands) & |
1431 | ~priv->adapter->fw_bands)) | |
1432 | priv->adapter->config_bands = config_bands; | |
1433 | ||
a3c2c4f6 | 1434 | mwifiex_set_uap_rates(bss_cfg, params); |
05910f4a AK |
1435 | mwifiex_send_domain_info_cmd_fw(wiphy); |
1436 | ||
f752dcd5 AP |
1437 | if (mwifiex_set_secure_params(priv, bss_cfg, params)) { |
1438 | kfree(bss_cfg); | |
1439 | wiphy_err(wiphy, "Failed to parse secuirty parameters!\n"); | |
1440 | return -1; | |
1441 | } | |
1442 | ||
22281256 | 1443 | mwifiex_set_ht_params(priv, bss_cfg, params); |
83c78da9 YAP |
1444 | |
1445 | if (priv->adapter->is_hw_11ac_capable) { | |
1446 | mwifiex_set_vht_params(priv, bss_cfg, params); | |
1447 | mwifiex_set_vht_width(priv, params->chandef.width, | |
1448 | priv->ap_11ac_enabled); | |
1449 | } | |
1450 | ||
2b6254da AP |
1451 | if (priv->ap_11ac_enabled) |
1452 | mwifiex_set_11ac_ba_params(priv); | |
1453 | else | |
1454 | mwifiex_set_ba_params(priv); | |
1455 | ||
54428c57 | 1456 | mwifiex_set_wmm_params(priv, bss_cfg, params); |
22281256 | 1457 | |
8b4509f6 KG |
1458 | if (params->inactivity_timeout > 0) { |
1459 | /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */ | |
1460 | bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout; | |
1461 | bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout; | |
1462 | } | |
1463 | ||
fa0ecbb9 BZ |
1464 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, |
1465 | HostCmd_ACT_GEN_SET, 0, NULL, true)) { | |
12190c5d AP |
1466 | wiphy_err(wiphy, "Failed to stop the BSS\n"); |
1467 | kfree(bss_cfg); | |
1468 | return -1; | |
1469 | } | |
1470 | ||
fa0ecbb9 BZ |
1471 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, |
1472 | HostCmd_ACT_GEN_SET, | |
1473 | UAP_BSS_PARAMS_I, bss_cfg, false)) { | |
12190c5d AP |
1474 | wiphy_err(wiphy, "Failed to set the SSID\n"); |
1475 | kfree(bss_cfg); | |
1476 | return -1; | |
1477 | } | |
1478 | ||
1479 | kfree(bss_cfg); | |
1480 | ||
fa0ecbb9 BZ |
1481 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START, |
1482 | HostCmd_ACT_GEN_SET, 0, NULL, false)) { | |
12190c5d AP |
1483 | wiphy_err(wiphy, "Failed to start the BSS\n"); |
1484 | return -1; | |
1485 | } | |
1486 | ||
96893538 AP |
1487 | if (priv->sec_info.wep_enabled) |
1488 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; | |
1489 | else | |
1490 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
1491 | ||
fa0ecbb9 BZ |
1492 | if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
1493 | HostCmd_ACT_GEN_SET, 0, | |
1494 | &priv->curr_pkt_filter, true)) | |
96893538 AP |
1495 | return -1; |
1496 | ||
12190c5d AP |
1497 | return 0; |
1498 | } | |
1499 | ||
5e6e3a92 BZ |
1500 | /* |
1501 | * CFG802.11 operation handler for disconnection request. | |
1502 | * | |
1503 | * This function does not work when there is already a disconnection | |
1504 | * procedure going on. | |
1505 | */ | |
1506 | static int | |
1507 | mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, | |
1508 | u16 reason_code) | |
1509 | { | |
1510 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1511 | ||
600f5d90 | 1512 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1513 | return -EFAULT; |
1514 | ||
1515 | wiphy_dbg(wiphy, "info: successfully disconnected from %pM:" | |
1516 | " reason code %d\n", priv->cfg_bssid, reason_code); | |
1517 | ||
38c9d664 | 1518 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
587b36d3 | 1519 | priv->hs2_enabled = false; |
5e6e3a92 BZ |
1520 | |
1521 | return 0; | |
1522 | } | |
1523 | ||
1524 | /* | |
1525 | * This function informs the CFG802.11 subsystem of a new IBSS. | |
1526 | * | |
1527 | * The following information are sent to the CFG802.11 subsystem | |
1528 | * to register the new IBSS. If we do not register the new IBSS, | |
1529 | * a kernel panic will result. | |
1530 | * - SSID | |
1531 | * - SSID length | |
1532 | * - BSSID | |
1533 | * - Channel | |
1534 | */ | |
1535 | static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) | |
1536 | { | |
5e6e3a92 BZ |
1537 | struct ieee80211_channel *chan; |
1538 | struct mwifiex_bss_info bss_info; | |
aa95a48d | 1539 | struct cfg80211_bss *bss; |
270e58e8 | 1540 | int ie_len; |
5e6e3a92 | 1541 | u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; |
4ed5d521 | 1542 | enum ieee80211_band band; |
5e6e3a92 | 1543 | |
636c4598 YAP |
1544 | if (mwifiex_get_bss_info(priv, &bss_info)) |
1545 | return -1; | |
5e6e3a92 BZ |
1546 | |
1547 | ie_buf[0] = WLAN_EID_SSID; | |
1548 | ie_buf[1] = bss_info.ssid.ssid_len; | |
1549 | ||
1550 | memcpy(&ie_buf[sizeof(struct ieee_types_header)], | |
aea0701e | 1551 | &bss_info.ssid.ssid, bss_info.ssid.ssid_len); |
5e6e3a92 BZ |
1552 | ie_len = ie_buf[1] + sizeof(struct ieee_types_header); |
1553 | ||
4ed5d521 | 1554 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5e6e3a92 BZ |
1555 | chan = __ieee80211_get_channel(priv->wdev->wiphy, |
1556 | ieee80211_channel_to_frequency(bss_info.bss_chan, | |
4ed5d521 | 1557 | band)); |
5e6e3a92 | 1558 | |
aa95a48d | 1559 | bss = cfg80211_inform_bss(priv->wdev->wiphy, chan, |
aea0701e YAP |
1560 | bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, |
1561 | 0, ie_buf, ie_len, 0, GFP_KERNEL); | |
5b112d3d | 1562 | cfg80211_put_bss(priv->wdev->wiphy, bss); |
5e6e3a92 BZ |
1563 | memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); |
1564 | ||
636c4598 | 1565 | return 0; |
5e6e3a92 BZ |
1566 | } |
1567 | ||
5e6e3a92 BZ |
1568 | /* |
1569 | * This function connects with a BSS. | |
1570 | * | |
1571 | * This function handles both Infra and Ad-Hoc modes. It also performs | |
1572 | * validity checking on the provided parameters, disconnects from the | |
1573 | * current BSS (if any), sets up the association/scan parameters, | |
1574 | * including security settings, and performs specific SSID scan before | |
1575 | * trying to connect. | |
1576 | * | |
1577 | * For Infra mode, the function returns failure if the specified SSID | |
1578 | * is not found in scan table. However, for Ad-Hoc mode, it can create | |
1579 | * the IBSS if it does not exist. On successful completion in either case, | |
7c6fa2a8 | 1580 | * the function notifies the CFG802.11 subsystem of the new BSS connection. |
5e6e3a92 BZ |
1581 | */ |
1582 | static int | |
664834de JM |
1583 | mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, |
1584 | const u8 *ssid, const u8 *bssid, int mode, | |
1585 | struct ieee80211_channel *channel, | |
5e6e3a92 BZ |
1586 | struct cfg80211_connect_params *sme, bool privacy) |
1587 | { | |
b9be5f39 | 1588 | struct cfg80211_ssid req_ssid; |
270e58e8 | 1589 | int ret, auth_type = 0; |
7c6fa2a8 | 1590 | struct cfg80211_bss *bss = NULL; |
d7b9c520 | 1591 | u8 is_scanning_required = 0; |
5e6e3a92 | 1592 | |
b9be5f39 | 1593 | memset(&req_ssid, 0, sizeof(struct cfg80211_ssid)); |
5e6e3a92 BZ |
1594 | |
1595 | req_ssid.ssid_len = ssid_len; | |
1596 | if (ssid_len > IEEE80211_MAX_SSID_LEN) { | |
1597 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1598 | return -EINVAL; | |
1599 | } | |
1600 | ||
1601 | memcpy(req_ssid.ssid, ssid, ssid_len); | |
1602 | if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) { | |
1603 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1604 | return -EINVAL; | |
1605 | } | |
1606 | ||
1607 | /* disconnect before try to associate */ | |
600f5d90 | 1608 | mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 1609 | |
6670f15b AK |
1610 | /* As this is new association, clear locally stored |
1611 | * keys and security related flags */ | |
1612 | priv->sec_info.wpa_enabled = false; | |
1613 | priv->sec_info.wpa2_enabled = false; | |
1614 | priv->wep_key_curr_index = 0; | |
00f157b4 | 1615 | priv->sec_info.encryption_mode = 0; |
a0f6d6ca | 1616 | priv->sec_info.is_authtype_auto = 0; |
53b11231 | 1617 | ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1); |
5e6e3a92 | 1618 | |
eecd8250 | 1619 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1620 | /* "privacy" is set only for ad-hoc mode */ |
1621 | if (privacy) { | |
1622 | /* | |
2be50b8d | 1623 | * Keep WLAN_CIPHER_SUITE_WEP104 for now so that |
5e6e3a92 BZ |
1624 | * the firmware can find a matching network from the |
1625 | * scan. The cfg80211 does not give us the encryption | |
1626 | * mode at this stage so just setting it to WEP here. | |
1627 | */ | |
203afeca | 1628 | priv->sec_info.encryption_mode = |
2be50b8d | 1629 | WLAN_CIPHER_SUITE_WEP104; |
203afeca | 1630 | priv->sec_info.authentication_mode = |
f986b6d5 | 1631 | NL80211_AUTHTYPE_OPEN_SYSTEM; |
5e6e3a92 BZ |
1632 | } |
1633 | ||
1634 | goto done; | |
1635 | } | |
1636 | ||
1637 | /* Now handle infra mode. "sme" is valid for infra mode only */ | |
a0f6d6ca | 1638 | if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) { |
f986b6d5 | 1639 | auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
a0f6d6ca AK |
1640 | priv->sec_info.is_authtype_auto = 1; |
1641 | } else { | |
1642 | auth_type = sme->auth_type; | |
1643 | } | |
5e6e3a92 BZ |
1644 | |
1645 | if (sme->crypto.n_ciphers_pairwise) { | |
2be50b8d YAP |
1646 | priv->sec_info.encryption_mode = |
1647 | sme->crypto.ciphers_pairwise[0]; | |
203afeca | 1648 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1649 | } |
1650 | ||
1651 | if (sme->crypto.cipher_group) { | |
2be50b8d | 1652 | priv->sec_info.encryption_mode = sme->crypto.cipher_group; |
203afeca | 1653 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1654 | } |
1655 | if (sme->ie) | |
1656 | ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len); | |
1657 | ||
1658 | if (sme->key) { | |
e6faada5 | 1659 | if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) { |
5e6e3a92 BZ |
1660 | dev_dbg(priv->adapter->dev, |
1661 | "info: setting wep encryption" | |
1662 | " with key len %d\n", sme->key_len); | |
6670f15b | 1663 | priv->wep_key_curr_index = sme->key_idx; |
53b11231 YL |
1664 | ret = mwifiex_set_encode(priv, NULL, sme->key, |
1665 | sme->key_len, sme->key_idx, | |
1666 | NULL, 0); | |
5e6e3a92 BZ |
1667 | } |
1668 | } | |
1669 | done: | |
7c6fa2a8 AK |
1670 | /* |
1671 | * Scan entries are valid for some time (15 sec). So we can save one | |
1672 | * active scan time if we just try cfg80211_get_bss first. If it fails | |
1673 | * then request scan and cfg80211_get_bss() again for final output. | |
1674 | */ | |
1675 | while (1) { | |
1676 | if (is_scanning_required) { | |
1677 | /* Do specific SSID scanning */ | |
1678 | if (mwifiex_request_scan(priv, &req_ssid)) { | |
1679 | dev_err(priv->adapter->dev, "scan error\n"); | |
1680 | return -EFAULT; | |
1681 | } | |
1682 | } | |
5e6e3a92 | 1683 | |
7c6fa2a8 AK |
1684 | /* Find the BSS we want using available scan results */ |
1685 | if (mode == NL80211_IFTYPE_ADHOC) | |
1686 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
1687 | bssid, ssid, ssid_len, | |
1688 | WLAN_CAPABILITY_IBSS, | |
1689 | WLAN_CAPABILITY_IBSS); | |
1690 | else | |
1691 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
1692 | bssid, ssid, ssid_len, | |
1693 | WLAN_CAPABILITY_ESS, | |
1694 | WLAN_CAPABILITY_ESS); | |
1695 | ||
1696 | if (!bss) { | |
1697 | if (is_scanning_required) { | |
aea0701e YAP |
1698 | dev_warn(priv->adapter->dev, |
1699 | "assoc: requested bss not found in scan results\n"); | |
7c6fa2a8 AK |
1700 | break; |
1701 | } | |
1702 | is_scanning_required = 1; | |
1703 | } else { | |
aea0701e YAP |
1704 | dev_dbg(priv->adapter->dev, |
1705 | "info: trying to associate to '%s' bssid %pM\n", | |
1706 | (char *) req_ssid.ssid, bss->bssid); | |
7c6fa2a8 AK |
1707 | memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); |
1708 | break; | |
1709 | } | |
5e6e3a92 BZ |
1710 | } |
1711 | ||
06975884 AK |
1712 | ret = mwifiex_bss_start(priv, bss, &req_ssid); |
1713 | if (ret) | |
1714 | return ret; | |
5e6e3a92 | 1715 | |
eecd8250 | 1716 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1717 | /* Inform the BSS information to kernel, otherwise |
1718 | * kernel will give a panic after successful assoc */ | |
1719 | if (mwifiex_cfg80211_inform_ibss_bss(priv)) | |
1720 | return -EFAULT; | |
1721 | } | |
1722 | ||
1723 | return ret; | |
1724 | } | |
1725 | ||
1726 | /* | |
1727 | * CFG802.11 operation handler for association request. | |
1728 | * | |
1729 | * This function does not work when the current mode is set to Ad-Hoc, or | |
1730 | * when there is already an association procedure going on. The given BSS | |
1731 | * information is used to associate. | |
1732 | */ | |
1733 | static int | |
1734 | mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, | |
1735 | struct cfg80211_connect_params *sme) | |
1736 | { | |
1737 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
8bc77a4d | 1738 | int ret; |
5e6e3a92 | 1739 | |
953b3539 | 1740 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) { |
8bc77a4d | 1741 | wiphy_err(wiphy, |
953b3539 | 1742 | "%s: reject infra assoc request in non-STA role\n", |
8bc77a4d BZ |
1743 | dev->name); |
1744 | return -EINVAL; | |
e568634a AP |
1745 | } |
1746 | ||
5e6e3a92 | 1747 | wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n", |
aea0701e | 1748 | (char *) sme->ssid, sme->bssid); |
5e6e3a92 BZ |
1749 | |
1750 | ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, | |
eecd8250 | 1751 | priv->bss_mode, sme->channel, sme, 0); |
38c9d664 AK |
1752 | if (!ret) { |
1753 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0, | |
1754 | NULL, 0, WLAN_STATUS_SUCCESS, | |
1755 | GFP_KERNEL); | |
1756 | dev_dbg(priv->adapter->dev, | |
1757 | "info: associated to bssid %pM successfully\n", | |
1758 | priv->cfg_bssid); | |
1759 | } else { | |
1760 | dev_dbg(priv->adapter->dev, | |
1761 | "info: association to bssid %pM failed\n", | |
1762 | priv->cfg_bssid); | |
1763 | memset(priv->cfg_bssid, 0, ETH_ALEN); | |
06975884 AK |
1764 | |
1765 | if (ret > 0) | |
1766 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
1767 | NULL, 0, NULL, 0, ret, | |
1768 | GFP_KERNEL); | |
1769 | else | |
1770 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
1771 | NULL, 0, NULL, 0, | |
1772 | WLAN_STATUS_UNSPECIFIED_FAILURE, | |
1773 | GFP_KERNEL); | |
38c9d664 AK |
1774 | } |
1775 | ||
06975884 | 1776 | return 0; |
5e6e3a92 BZ |
1777 | } |
1778 | ||
05910f4a AK |
1779 | /* |
1780 | * This function sets following parameters for ibss network. | |
1781 | * - channel | |
1782 | * - start band | |
1783 | * - 11n flag | |
1784 | * - secondary channel offset | |
1785 | */ | |
1786 | static int mwifiex_set_ibss_params(struct mwifiex_private *priv, | |
1787 | struct cfg80211_ibss_params *params) | |
1788 | { | |
1789 | struct wiphy *wiphy = priv->wdev->wiphy; | |
1790 | struct mwifiex_adapter *adapter = priv->adapter; | |
1791 | int index = 0, i; | |
1792 | u8 config_bands = 0; | |
1793 | ||
683b6d3b | 1794 | if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { |
05910f4a AK |
1795 | if (!params->basic_rates) { |
1796 | config_bands = BAND_B | BAND_G; | |
1797 | } else { | |
1798 | for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { | |
1799 | /* | |
1800 | * Rates below 6 Mbps in the table are CCK | |
1801 | * rates; 802.11b and from 6 they are OFDM; | |
1802 | * 802.11G | |
1803 | */ | |
1804 | if (mwifiex_rates[i].bitrate == 60) { | |
1805 | index = 1 << i; | |
1806 | break; | |
1807 | } | |
1808 | } | |
1809 | ||
1810 | if (params->basic_rates < index) { | |
1811 | config_bands = BAND_B; | |
1812 | } else { | |
1813 | config_bands = BAND_G; | |
1814 | if (params->basic_rates % index) | |
1815 | config_bands |= BAND_B; | |
1816 | } | |
1817 | } | |
1818 | ||
683b6d3b JB |
1819 | if (cfg80211_get_chandef_type(¶ms->chandef) != |
1820 | NL80211_CHAN_NO_HT) | |
3b86acb8 | 1821 | config_bands |= BAND_G | BAND_GN; |
05910f4a | 1822 | } else { |
c3ff0b2d | 1823 | if (cfg80211_get_chandef_type(¶ms->chandef) == |
683b6d3b | 1824 | NL80211_CHAN_NO_HT) |
05910f4a AK |
1825 | config_bands = BAND_A; |
1826 | else | |
1827 | config_bands = BAND_AN | BAND_A; | |
1828 | } | |
1829 | ||
1830 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) { | |
1831 | adapter->config_bands = config_bands; | |
1832 | adapter->adhoc_start_band = config_bands; | |
1833 | ||
1834 | if ((config_bands & BAND_GN) || (config_bands & BAND_AN)) | |
1835 | adapter->adhoc_11n_enabled = true; | |
1836 | else | |
1837 | adapter->adhoc_11n_enabled = false; | |
1838 | } | |
1839 | ||
1840 | adapter->sec_chan_offset = | |
683b6d3b JB |
1841 | mwifiex_chan_type_to_sec_chan_offset( |
1842 | cfg80211_get_chandef_type(¶ms->chandef)); | |
1843 | priv->adhoc_channel = ieee80211_frequency_to_channel( | |
1844 | params->chandef.chan->center_freq); | |
05910f4a AK |
1845 | |
1846 | wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n", | |
1847 | config_bands, priv->adhoc_channel, adapter->sec_chan_offset); | |
1848 | ||
1849 | return 0; | |
1850 | } | |
1851 | ||
5e6e3a92 BZ |
1852 | /* |
1853 | * CFG802.11 operation handler to join an IBSS. | |
1854 | * | |
1855 | * This function does not work in any mode other than Ad-Hoc, or if | |
1856 | * a join operation is already in progress. | |
1857 | */ | |
1858 | static int | |
1859 | mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, | |
1860 | struct cfg80211_ibss_params *params) | |
1861 | { | |
f540f9f3 | 1862 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1863 | int ret = 0; |
5e6e3a92 | 1864 | |
eecd8250 | 1865 | if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1866 | wiphy_err(wiphy, "request to join ibss received " |
1867 | "when station is not in ibss mode\n"); | |
1868 | goto done; | |
1869 | } | |
1870 | ||
5e6e3a92 | 1871 | wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n", |
aea0701e | 1872 | (char *) params->ssid, params->bssid); |
5e6e3a92 | 1873 | |
05910f4a AK |
1874 | mwifiex_set_ibss_params(priv, params); |
1875 | ||
5e6e3a92 | 1876 | ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, |
aea0701e | 1877 | params->bssid, priv->bss_mode, |
683b6d3b JB |
1878 | params->chandef.chan, NULL, |
1879 | params->privacy); | |
5e6e3a92 | 1880 | done: |
38c9d664 | 1881 | if (!ret) { |
fe94f3a4 AQ |
1882 | cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, |
1883 | params->chandef.chan, GFP_KERNEL); | |
38c9d664 AK |
1884 | dev_dbg(priv->adapter->dev, |
1885 | "info: joined/created adhoc network with bssid" | |
1886 | " %pM successfully\n", priv->cfg_bssid); | |
1887 | } else { | |
1888 | dev_dbg(priv->adapter->dev, | |
1889 | "info: failed creating/joining adhoc network\n"); | |
1890 | } | |
1891 | ||
5e6e3a92 BZ |
1892 | return ret; |
1893 | } | |
1894 | ||
1895 | /* | |
1896 | * CFG802.11 operation handler to leave an IBSS. | |
1897 | * | |
1898 | * This function does not work if a leave operation is | |
1899 | * already in progress. | |
1900 | */ | |
1901 | static int | |
1902 | mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
1903 | { | |
f540f9f3 | 1904 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1905 | |
5e6e3a92 | 1906 | wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n", |
aea0701e | 1907 | priv->cfg_bssid); |
600f5d90 | 1908 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1909 | return -EFAULT; |
1910 | ||
38c9d664 | 1911 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
1912 | |
1913 | return 0; | |
1914 | } | |
1915 | ||
1916 | /* | |
1917 | * CFG802.11 operation handler for scan request. | |
1918 | * | |
1919 | * This function issues a scan request to the firmware based upon | |
1920 | * the user specified scan configuration. On successfull completion, | |
1921 | * it also informs the results. | |
1922 | */ | |
1923 | static int | |
fd014284 | 1924 | mwifiex_cfg80211_scan(struct wiphy *wiphy, |
5e6e3a92 BZ |
1925 | struct cfg80211_scan_request *request) |
1926 | { | |
fd014284 | 1927 | struct net_device *dev = request->wdev->netdev; |
5e6e3a92 | 1928 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
c2476335 | 1929 | int i, offset, ret; |
38c9d664 | 1930 | struct ieee80211_channel *chan; |
ea021f56 | 1931 | struct ieee_types_header *ie; |
75ab753d | 1932 | struct mwifiex_user_scan_cfg *user_scan_cfg; |
5e6e3a92 BZ |
1933 | |
1934 | wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); | |
1935 | ||
e45a8419 AK |
1936 | if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && |
1937 | atomic_read(&priv->wmm.tx_pkts_queued) >= | |
de09364e AK |
1938 | MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) { |
1939 | dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n"); | |
1940 | return -EBUSY; | |
1941 | } | |
1942 | ||
75ab753d AK |
1943 | /* Block scan request if scan operation or scan cleanup when interface |
1944 | * is disabled is in process | |
1945 | */ | |
1946 | if (priv->scan_request || priv->scan_aborting) { | |
f162cac8 AK |
1947 | dev_err(priv->adapter->dev, "cmd: Scan already in process..\n"); |
1948 | return -EBUSY; | |
1949 | } | |
1950 | ||
75ab753d AK |
1951 | user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL); |
1952 | if (!user_scan_cfg) | |
38c9d664 | 1953 | return -ENOMEM; |
be0b281e | 1954 | |
6fcf2b10 BZ |
1955 | priv->scan_request = request; |
1956 | ||
75ab753d AK |
1957 | user_scan_cfg->num_ssids = request->n_ssids; |
1958 | user_scan_cfg->ssid_list = request->ssids; | |
be0b281e | 1959 | |
13d7ba78 | 1960 | if (request->ie && request->ie_len) { |
ea021f56 | 1961 | offset = 0; |
13d7ba78 AP |
1962 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
1963 | if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) | |
1964 | continue; | |
1965 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; | |
ea021f56 SP |
1966 | ie = (struct ieee_types_header *)(request->ie + offset); |
1967 | memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); | |
1968 | offset += sizeof(*ie) + ie->len; | |
1969 | ||
1970 | if (offset >= request->ie_len) | |
1971 | break; | |
13d7ba78 AP |
1972 | } |
1973 | } | |
1974 | ||
901ceba4 SP |
1975 | for (i = 0; i < min_t(u32, request->n_channels, |
1976 | MWIFIEX_USER_SCAN_CHAN_MAX); i++) { | |
38c9d664 | 1977 | chan = request->channels[i]; |
75ab753d AK |
1978 | user_scan_cfg->chan_list[i].chan_number = chan->hw_value; |
1979 | user_scan_cfg->chan_list[i].radio_type = chan->band; | |
38c9d664 | 1980 | |
8fe02e16 | 1981 | if (chan->flags & IEEE80211_CHAN_NO_IR) |
75ab753d | 1982 | user_scan_cfg->chan_list[i].scan_type = |
aea0701e | 1983 | MWIFIEX_SCAN_TYPE_PASSIVE; |
38c9d664 | 1984 | else |
75ab753d | 1985 | user_scan_cfg->chan_list[i].scan_type = |
aea0701e | 1986 | MWIFIEX_SCAN_TYPE_ACTIVE; |
38c9d664 | 1987 | |
75ab753d | 1988 | user_scan_cfg->chan_list[i].scan_time = 0; |
38c9d664 | 1989 | } |
c2476335 | 1990 | |
75ab753d AK |
1991 | ret = mwifiex_scan_networks(priv, user_scan_cfg); |
1992 | kfree(user_scan_cfg); | |
c2476335 BZ |
1993 | if (ret) { |
1994 | dev_err(priv->adapter->dev, "scan failed: %d\n", ret); | |
75ab753d | 1995 | priv->scan_aborting = false; |
6fcf2b10 | 1996 | priv->scan_request = NULL; |
c2476335 BZ |
1997 | return ret; |
1998 | } | |
38c9d664 | 1999 | |
13d7ba78 AP |
2000 | if (request->ie && request->ie_len) { |
2001 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { | |
2002 | if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) { | |
2003 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR; | |
2004 | memset(&priv->vs_ie[i].ie, 0, | |
2005 | MWIFIEX_MAX_VSIE_LEN); | |
2006 | } | |
2007 | } | |
2008 | } | |
5e6e3a92 BZ |
2009 | return 0; |
2010 | } | |
2011 | ||
a5f39056 YAP |
2012 | static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, |
2013 | struct mwifiex_private *priv) | |
2014 | { | |
2015 | struct mwifiex_adapter *adapter = priv->adapter; | |
a5f39056 YAP |
2016 | |
2017 | vht_info->vht_supported = true; | |
2018 | ||
43283feb | 2019 | vht_info->cap = adapter->hw_dot_11ac_dev_cap; |
a5f39056 YAP |
2020 | /* Update MCS support for VHT */ |
2021 | vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( | |
2022 | adapter->hw_dot_11ac_mcs_support & 0xFFFF); | |
2023 | vht_info->vht_mcs.rx_highest = 0; | |
2024 | vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( | |
2025 | adapter->hw_dot_11ac_mcs_support >> 16); | |
2026 | vht_info->vht_mcs.tx_highest = 0; | |
2027 | } | |
2028 | ||
5e6e3a92 BZ |
2029 | /* |
2030 | * This function sets up the CFG802.11 specific HT capability fields | |
2031 | * with default values. | |
2032 | * | |
2033 | * The following default values are set - | |
2034 | * - HT Supported = True | |
a46b7b5c AK |
2035 | * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K |
2036 | * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE | |
2037 | * - HT Capabilities supported by firmware | |
5e6e3a92 BZ |
2038 | * - MCS information, Rx mask = 0xff |
2039 | * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01) | |
2040 | */ | |
2041 | static void | |
2042 | mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, | |
2043 | struct mwifiex_private *priv) | |
2044 | { | |
2045 | int rx_mcs_supp; | |
2046 | struct ieee80211_mcs_info mcs_set; | |
2047 | u8 *mcs = (u8 *)&mcs_set; | |
2048 | struct mwifiex_adapter *adapter = priv->adapter; | |
2049 | ||
2050 | ht_info->ht_supported = true; | |
a46b7b5c AK |
2051 | ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
2052 | ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; | |
5e6e3a92 BZ |
2053 | |
2054 | memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); | |
5e6e3a92 | 2055 | |
a46b7b5c AK |
2056 | /* Fill HT capability information */ |
2057 | if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) | |
2058 | ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2059 | else | |
2060 | ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2061 | ||
2062 | if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap)) | |
2063 | ht_info->cap |= IEEE80211_HT_CAP_SGI_20; | |
2064 | else | |
2065 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20; | |
2066 | ||
2067 | if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap)) | |
2068 | ht_info->cap |= IEEE80211_HT_CAP_SGI_40; | |
2069 | else | |
2070 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; | |
2071 | ||
474a41e9 MH |
2072 | if (adapter->user_dev_mcs_support == HT_STREAM_2X2) |
2073 | ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
a46b7b5c | 2074 | else |
474a41e9 | 2075 | ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; |
a46b7b5c AK |
2076 | |
2077 | if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) | |
2078 | ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; | |
2079 | else | |
2080 | ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; | |
2081 | ||
dd0d83c2 AP |
2082 | if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap)) |
2083 | ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; | |
2084 | else | |
2085 | ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD; | |
2086 | ||
2087 | if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap)) | |
2088 | ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2089 | else | |
2090 | ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2091 | ||
2092 | if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap)) | |
2093 | ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; | |
2094 | else | |
2095 | ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING; | |
2096 | ||
a46b7b5c AK |
2097 | ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; |
2098 | ht_info->cap |= IEEE80211_HT_CAP_SM_PS; | |
2099 | ||
a5333914 AK |
2100 | rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support); |
2101 | /* Set MCS for 1x1/2x2 */ | |
5e6e3a92 BZ |
2102 | memset(mcs, 0xff, rx_mcs_supp); |
2103 | /* Clear all the other values */ | |
2104 | memset(&mcs[rx_mcs_supp], 0, | |
aea0701e | 2105 | sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); |
eecd8250 | 2106 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
aea0701e | 2107 | ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
5e6e3a92 BZ |
2108 | /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
2109 | SETHT_MCS32(mcs_set.rx_mask); | |
2110 | ||
2111 | memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); | |
2112 | ||
2113 | ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
2114 | } | |
2115 | ||
93a1df48 YAP |
2116 | /* |
2117 | * create a new virtual interface with the given name | |
2118 | */ | |
84efbb84 | 2119 | struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, |
552bff0c | 2120 | const char *name, |
84efbb84 JB |
2121 | enum nl80211_iftype type, |
2122 | u32 *flags, | |
2123 | struct vif_params *params) | |
93a1df48 | 2124 | { |
67fdf39e AP |
2125 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
2126 | struct mwifiex_private *priv; | |
93a1df48 YAP |
2127 | struct net_device *dev; |
2128 | void *mdev_priv; | |
d6bffe8b | 2129 | struct wireless_dev *wdev; |
93a1df48 | 2130 | |
93a1df48 | 2131 | if (!adapter) |
858faa57 | 2132 | return ERR_PTR(-EFAULT); |
93a1df48 YAP |
2133 | |
2134 | switch (type) { | |
2135 | case NL80211_IFTYPE_UNSPECIFIED: | |
2136 | case NL80211_IFTYPE_STATION: | |
2137 | case NL80211_IFTYPE_ADHOC: | |
d6bffe8b | 2138 | priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; |
93a1df48 | 2139 | if (priv->bss_mode) { |
d6bffe8b AP |
2140 | wiphy_err(wiphy, |
2141 | "cannot create multiple sta/adhoc ifaces\n"); | |
858faa57 | 2142 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2143 | } |
2144 | ||
d6bffe8b AP |
2145 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); |
2146 | if (!wdev) | |
858faa57 | 2147 | return ERR_PTR(-ENOMEM); |
d6bffe8b AP |
2148 | |
2149 | wdev->wiphy = wiphy; | |
2150 | priv->wdev = wdev; | |
2151 | wdev->iftype = NL80211_IFTYPE_STATION; | |
2152 | ||
93a1df48 YAP |
2153 | if (type == NL80211_IFTYPE_UNSPECIFIED) |
2154 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
2155 | else | |
2156 | priv->bss_mode = type; | |
2157 | ||
2158 | priv->bss_type = MWIFIEX_BSS_TYPE_STA; | |
2159 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2160 | priv->bss_priority = 0; |
93a1df48 | 2161 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
93a1df48 YAP |
2162 | priv->bss_num = 0; |
2163 | ||
d6bffe8b AP |
2164 | break; |
2165 | case NL80211_IFTYPE_AP: | |
2166 | priv = adapter->priv[MWIFIEX_BSS_TYPE_UAP]; | |
2167 | ||
2168 | if (priv->bss_mode) { | |
2169 | wiphy_err(wiphy, "Can't create multiple AP interfaces"); | |
858faa57 | 2170 | return ERR_PTR(-EINVAL); |
d6bffe8b AP |
2171 | } |
2172 | ||
2173 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); | |
2174 | if (!wdev) | |
858faa57 | 2175 | return ERR_PTR(-ENOMEM); |
d6bffe8b AP |
2176 | |
2177 | priv->wdev = wdev; | |
2178 | wdev->wiphy = wiphy; | |
2179 | wdev->iftype = NL80211_IFTYPE_AP; | |
2180 | ||
2181 | priv->bss_type = MWIFIEX_BSS_TYPE_UAP; | |
2182 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2183 | priv->bss_priority = 0; |
d6bffe8b AP |
2184 | priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
2185 | priv->bss_started = 0; | |
2186 | priv->bss_num = 0; | |
2187 | priv->bss_mode = type; | |
2188 | ||
197f4a2e SP |
2189 | break; |
2190 | case NL80211_IFTYPE_P2P_CLIENT: | |
2191 | priv = adapter->priv[MWIFIEX_BSS_TYPE_P2P]; | |
2192 | ||
2193 | if (priv->bss_mode) { | |
2194 | wiphy_err(wiphy, "Can't create multiple P2P ifaces"); | |
2195 | return ERR_PTR(-EINVAL); | |
2196 | } | |
2197 | ||
2198 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); | |
2199 | if (!wdev) | |
2200 | return ERR_PTR(-ENOMEM); | |
2201 | ||
2202 | priv->wdev = wdev; | |
2203 | wdev->wiphy = wiphy; | |
2204 | ||
2205 | /* At start-up, wpa_supplicant tries to change the interface | |
2206 | * to NL80211_IFTYPE_STATION if it is not managed mode. | |
197f4a2e | 2207 | */ |
5586d3e2 PS |
2208 | wdev->iftype = NL80211_IFTYPE_P2P_CLIENT; |
2209 | priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT; | |
197f4a2e SP |
2210 | |
2211 | /* Setting bss_type to P2P tells firmware that this interface | |
2212 | * is receiving P2P peers found during find phase and doing | |
2213 | * action frame handshake. | |
2214 | */ | |
2215 | priv->bss_type = MWIFIEX_BSS_TYPE_P2P; | |
2216 | ||
2217 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
2218 | priv->bss_priority = MWIFIEX_BSS_ROLE_STA; | |
2219 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
2220 | priv->bss_started = 0; | |
2221 | priv->bss_num = 0; | |
2222 | ||
bec568ff AK |
2223 | if (mwifiex_cfg80211_init_p2p_client(priv)) { |
2224 | wdev = ERR_PTR(-EFAULT); | |
2225 | goto done; | |
2226 | } | |
66aa1ae2 | 2227 | |
93a1df48 YAP |
2228 | break; |
2229 | default: | |
2230 | wiphy_err(wiphy, "type not supported\n"); | |
858faa57 | 2231 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2232 | } |
2233 | ||
47411a06 | 2234 | dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name, |
c835a677 TG |
2235 | NET_NAME_UNKNOWN, ether_setup, |
2236 | IEEE80211_NUM_ACS, 1); | |
93a1df48 YAP |
2237 | if (!dev) { |
2238 | wiphy_err(wiphy, "no memory available for netdevice\n"); | |
858faa57 | 2239 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
bec568ff AK |
2240 | wdev = ERR_PTR(-ENOMEM); |
2241 | goto done; | |
93a1df48 YAP |
2242 | } |
2243 | ||
d6bffe8b AP |
2244 | mwifiex_init_priv_params(priv, dev); |
2245 | priv->netdev = dev; | |
2246 | ||
2247 | mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); | |
a5f39056 YAP |
2248 | if (adapter->is_hw_11ac_capable) |
2249 | mwifiex_setup_vht_caps( | |
2250 | &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv); | |
d6bffe8b AP |
2251 | |
2252 | if (adapter->config_bands & BAND_A) | |
2253 | mwifiex_setup_ht_caps( | |
2254 | &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); | |
2255 | ||
a5f39056 YAP |
2256 | if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) |
2257 | mwifiex_setup_vht_caps( | |
2258 | &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); | |
2259 | ||
93a1df48 YAP |
2260 | dev_net_set(dev, wiphy_net(wiphy)); |
2261 | dev->ieee80211_ptr = priv->wdev; | |
2262 | dev->ieee80211_ptr->iftype = priv->bss_mode; | |
2263 | memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); | |
93a1df48 YAP |
2264 | SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); |
2265 | ||
2266 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; | |
2267 | dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; | |
2268 | dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN; | |
0d7f53e3 | 2269 | dev->ethtool_ops = &mwifiex_ethtool_ops; |
93a1df48 YAP |
2270 | |
2271 | mdev_priv = netdev_priv(dev); | |
2272 | *((unsigned long *) mdev_priv) = (unsigned long) priv; | |
2273 | ||
93a1df48 YAP |
2274 | SET_NETDEV_DEV(dev, adapter->dev); |
2275 | ||
2276 | /* Register network device */ | |
2277 | if (register_netdevice(dev)) { | |
2278 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
858faa57 BZ |
2279 | free_netdev(dev); |
2280 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
bec568ff AK |
2281 | priv->netdev = NULL; |
2282 | wdev = ERR_PTR(-EFAULT); | |
2283 | goto done; | |
93a1df48 YAP |
2284 | } |
2285 | ||
2286 | sema_init(&priv->async_sem, 1); | |
93a1df48 YAP |
2287 | |
2288 | dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); | |
2289 | ||
2290 | #ifdef CONFIG_DEBUG_FS | |
2291 | mwifiex_dev_debugfs_init(priv); | |
2292 | #endif | |
bec568ff AK |
2293 | |
2294 | done: | |
2295 | if (IS_ERR(wdev)) { | |
2296 | kfree(priv->wdev); | |
2297 | priv->wdev = NULL; | |
2298 | } | |
2299 | ||
84efbb84 | 2300 | return wdev; |
93a1df48 YAP |
2301 | } |
2302 | EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); | |
2303 | ||
2304 | /* | |
2305 | * del_virtual_intf: remove the virtual interface determined by dev | |
2306 | */ | |
84efbb84 | 2307 | int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) |
93a1df48 | 2308 | { |
84efbb84 | 2309 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
93a1df48 YAP |
2310 | |
2311 | #ifdef CONFIG_DEBUG_FS | |
2312 | mwifiex_dev_debugfs_remove(priv); | |
2313 | #endif | |
2314 | ||
47411a06 | 2315 | mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); |
93a1df48 YAP |
2316 | |
2317 | if (netif_carrier_ok(priv->netdev)) | |
2318 | netif_carrier_off(priv->netdev); | |
2319 | ||
84efbb84 JB |
2320 | if (wdev->netdev->reg_state == NETREG_REGISTERED) |
2321 | unregister_netdevice(wdev->netdev); | |
93a1df48 | 2322 | |
93a1df48 | 2323 | /* Clear the priv in adapter */ |
98a4635b | 2324 | priv->netdev->ieee80211_ptr = NULL; |
93a1df48 | 2325 | priv->netdev = NULL; |
98a4635b AK |
2326 | kfree(wdev); |
2327 | priv->wdev = NULL; | |
93a1df48 YAP |
2328 | |
2329 | priv->media_connected = false; | |
2330 | ||
93a1df48 YAP |
2331 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
2332 | ||
2333 | return 0; | |
2334 | } | |
2335 | EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); | |
2336 | ||
7da060c1 | 2337 | static bool |
0434c464 AK |
2338 | mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq, |
2339 | u8 max_byte_seq) | |
7da060c1 AK |
2340 | { |
2341 | int j, k, valid_byte_cnt = 0; | |
2342 | bool dont_care_byte = false; | |
2343 | ||
2344 | for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) { | |
2345 | for (k = 0; k < 8; k++) { | |
2346 | if (pat->mask[j] & 1 << k) { | |
2347 | memcpy(byte_seq + valid_byte_cnt, | |
2348 | &pat->pattern[j * 8 + k], 1); | |
2349 | valid_byte_cnt++; | |
2350 | if (dont_care_byte) | |
2351 | return false; | |
2352 | } else { | |
2353 | if (valid_byte_cnt) | |
2354 | dont_care_byte = true; | |
2355 | } | |
2356 | ||
0434c464 | 2357 | if (valid_byte_cnt > max_byte_seq) |
7da060c1 AK |
2358 | return false; |
2359 | } | |
2360 | } | |
2361 | ||
0434c464 | 2362 | byte_seq[max_byte_seq] = valid_byte_cnt; |
7da060c1 AK |
2363 | |
2364 | return true; | |
2365 | } | |
2366 | ||
d1e2586f | 2367 | #ifdef CONFIG_PM |
7da060c1 AK |
2368 | static int mwifiex_cfg80211_suspend(struct wiphy *wiphy, |
2369 | struct cfg80211_wowlan *wowlan) | |
2370 | { | |
2371 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
2372 | struct mwifiex_ds_mef_cfg mef_cfg; | |
2373 | struct mwifiex_mef_entry *mef_entry; | |
2374 | int i, filt_num = 0, ret; | |
2375 | bool first_pat = true; | |
3f4e854a | 2376 | u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1]; |
7da060c1 AK |
2377 | const u8 ipv4_mc_mac[] = {0x33, 0x33}; |
2378 | const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; | |
2379 | struct mwifiex_private *priv = | |
2380 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); | |
2381 | ||
2382 | if (!wowlan) { | |
2383 | dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n"); | |
2384 | return 0; | |
2385 | } | |
2386 | ||
2387 | if (!priv->media_connected) { | |
2388 | dev_warn(adapter->dev, | |
2389 | "Can not configure WOWLAN in disconnected state\n"); | |
2390 | return 0; | |
2391 | } | |
2392 | ||
c678fb2a BZ |
2393 | mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL); |
2394 | if (!mef_entry) | |
2395 | return -ENOMEM; | |
2396 | ||
7da060c1 AK |
2397 | memset(&mef_cfg, 0, sizeof(mef_cfg)); |
2398 | mef_cfg.num_entries = 1; | |
7da060c1 AK |
2399 | mef_cfg.mef_entry = mef_entry; |
2400 | mef_entry->mode = MEF_MODE_HOST_SLEEP; | |
2401 | mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST; | |
2402 | ||
2403 | for (i = 0; i < wowlan->n_patterns; i++) { | |
2404 | memset(byte_seq, 0, sizeof(byte_seq)); | |
2405 | if (!mwifiex_is_pattern_supported(&wowlan->patterns[i], | |
0434c464 AK |
2406 | byte_seq, |
2407 | MWIFIEX_MEF_MAX_BYTESEQ)) { | |
7da060c1 AK |
2408 | wiphy_err(wiphy, "Pattern not supported\n"); |
2409 | kfree(mef_entry); | |
2410 | return -EOPNOTSUPP; | |
2411 | } | |
2412 | ||
2413 | if (!wowlan->patterns[i].pkt_offset) { | |
2414 | if (!(byte_seq[0] & 0x01) && | |
3f4e854a | 2415 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) { |
7da060c1 AK |
2416 | mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; |
2417 | continue; | |
2418 | } else if (is_broadcast_ether_addr(byte_seq)) { | |
2419 | mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST; | |
2420 | continue; | |
2421 | } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && | |
3f4e854a | 2422 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) || |
7da060c1 | 2423 | (!memcmp(byte_seq, ipv6_mc_mac, 3) && |
3f4e854a | 2424 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) { |
7da060c1 AK |
2425 | mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST; |
2426 | continue; | |
2427 | } | |
2428 | } | |
2429 | ||
2430 | mef_entry->filter[filt_num].repeat = 1; | |
2431 | mef_entry->filter[filt_num].offset = | |
2432 | wowlan->patterns[i].pkt_offset; | |
2433 | memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq, | |
2434 | sizeof(byte_seq)); | |
2435 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; | |
2436 | ||
2437 | if (first_pat) | |
2438 | first_pat = false; | |
2439 | else | |
2440 | mef_entry->filter[filt_num].filt_action = TYPE_AND; | |
2441 | ||
2442 | filt_num++; | |
2443 | } | |
2444 | ||
2445 | if (wowlan->magic_pkt) { | |
2446 | mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; | |
2447 | mef_entry->filter[filt_num].repeat = 16; | |
2448 | memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, | |
2449 | ETH_ALEN); | |
3f4e854a AK |
2450 | mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
2451 | ETH_ALEN; | |
09e65f5b | 2452 | mef_entry->filter[filt_num].offset = 28; |
7da060c1 AK |
2453 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
2454 | if (filt_num) | |
2455 | mef_entry->filter[filt_num].filt_action = TYPE_OR; | |
4dbc13fa ZY |
2456 | |
2457 | filt_num++; | |
2458 | mef_entry->filter[filt_num].repeat = 16; | |
2459 | memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, | |
2460 | ETH_ALEN); | |
2461 | mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = | |
2462 | ETH_ALEN; | |
2463 | mef_entry->filter[filt_num].offset = 56; | |
2464 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; | |
2465 | mef_entry->filter[filt_num].filt_action = TYPE_OR; | |
7da060c1 AK |
2466 | } |
2467 | ||
2468 | if (!mef_cfg.criteria) | |
2469 | mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST | | |
2470 | MWIFIEX_CRITERIA_UNICAST | | |
2471 | MWIFIEX_CRITERIA_MULTICAST; | |
2472 | ||
fa0ecbb9 BZ |
2473 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG, |
2474 | HostCmd_ACT_GEN_SET, 0, &mef_cfg, true); | |
7da060c1 AK |
2475 | |
2476 | kfree(mef_entry); | |
2477 | return ret; | |
2478 | } | |
2479 | ||
2480 | static int mwifiex_cfg80211_resume(struct wiphy *wiphy) | |
2481 | { | |
2482 | return 0; | |
2483 | } | |
2484 | ||
2485 | static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy, | |
2486 | bool enabled) | |
2487 | { | |
2488 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
2489 | ||
2490 | device_set_wakeup_enable(adapter->dev, enabled); | |
2491 | } | |
2492 | #endif | |
2493 | ||
562fc5b3 AK |
2494 | static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq) |
2495 | { | |
2496 | const u8 ipv4_mc_mac[] = {0x33, 0x33}; | |
2497 | const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; | |
2498 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff}; | |
2499 | ||
2500 | if ((byte_seq[0] & 0x01) && | |
2501 | (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1)) | |
2502 | return PACKET_TYPE_UNICAST; | |
2503 | else if (!memcmp(byte_seq, bc_mac, 4)) | |
2504 | return PACKET_TYPE_BROADCAST; | |
2505 | else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && | |
2506 | byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) || | |
2507 | (!memcmp(byte_seq, ipv6_mc_mac, 3) && | |
2508 | byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3)) | |
2509 | return PACKET_TYPE_MULTICAST; | |
2510 | ||
2511 | return 0; | |
2512 | } | |
2513 | ||
2514 | static int | |
2515 | mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv, | |
2516 | struct cfg80211_coalesce_rules *crule, | |
2517 | struct mwifiex_coalesce_rule *mrule) | |
2518 | { | |
2519 | u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1]; | |
2520 | struct filt_field_param *param; | |
2521 | int i; | |
2522 | ||
2523 | mrule->max_coalescing_delay = crule->delay; | |
2524 | ||
2525 | param = mrule->params; | |
2526 | ||
2527 | for (i = 0; i < crule->n_patterns; i++) { | |
2528 | memset(byte_seq, 0, sizeof(byte_seq)); | |
2529 | if (!mwifiex_is_pattern_supported(&crule->patterns[i], | |
2530 | byte_seq, | |
2531 | MWIFIEX_COALESCE_MAX_BYTESEQ)) { | |
2532 | dev_err(priv->adapter->dev, "Pattern not supported\n"); | |
2533 | return -EOPNOTSUPP; | |
2534 | } | |
2535 | ||
2536 | if (!crule->patterns[i].pkt_offset) { | |
2537 | u8 pkt_type; | |
2538 | ||
2539 | pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq); | |
2540 | if (pkt_type && mrule->pkt_type) { | |
2541 | dev_err(priv->adapter->dev, | |
2542 | "Multiple packet types not allowed\n"); | |
2543 | return -EOPNOTSUPP; | |
2544 | } else if (pkt_type) { | |
2545 | mrule->pkt_type = pkt_type; | |
2546 | continue; | |
2547 | } | |
2548 | } | |
2549 | ||
2550 | if (crule->condition == NL80211_COALESCE_CONDITION_MATCH) | |
2551 | param->operation = RECV_FILTER_MATCH_TYPE_EQ; | |
2552 | else | |
2553 | param->operation = RECV_FILTER_MATCH_TYPE_NE; | |
2554 | ||
2555 | param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ]; | |
2556 | memcpy(param->operand_byte_stream, byte_seq, | |
2557 | param->operand_len); | |
2558 | param->offset = crule->patterns[i].pkt_offset; | |
2559 | param++; | |
2560 | ||
2561 | mrule->num_of_fields++; | |
2562 | } | |
2563 | ||
2564 | if (!mrule->pkt_type) { | |
2565 | dev_err(priv->adapter->dev, | |
2566 | "Packet type can not be determined\n"); | |
2567 | return -EOPNOTSUPP; | |
2568 | } | |
2569 | ||
2570 | return 0; | |
2571 | } | |
2572 | ||
2573 | static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy, | |
2574 | struct cfg80211_coalesce *coalesce) | |
2575 | { | |
2576 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
2577 | int i, ret; | |
2578 | struct mwifiex_ds_coalesce_cfg coalesce_cfg; | |
2579 | struct mwifiex_private *priv = | |
2580 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); | |
2581 | ||
2582 | memset(&coalesce_cfg, 0, sizeof(coalesce_cfg)); | |
2583 | if (!coalesce) { | |
2584 | dev_dbg(adapter->dev, | |
2585 | "Disable coalesce and reset all previous rules\n"); | |
fa0ecbb9 BZ |
2586 | return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
2587 | HostCmd_ACT_GEN_SET, 0, | |
2588 | &coalesce_cfg, true); | |
562fc5b3 AK |
2589 | } |
2590 | ||
2591 | coalesce_cfg.num_of_rules = coalesce->n_rules; | |
2592 | for (i = 0; i < coalesce->n_rules; i++) { | |
2593 | ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i], | |
2594 | &coalesce_cfg.rule[i]); | |
2595 | if (ret) { | |
2596 | dev_err(priv->adapter->dev, | |
2597 | "Recheck the patterns provided for rule %d\n", | |
2598 | i + 1); | |
2599 | return ret; | |
2600 | } | |
2601 | } | |
2602 | ||
fa0ecbb9 BZ |
2603 | return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
2604 | HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true); | |
562fc5b3 AK |
2605 | } |
2606 | ||
b23bce29 AP |
2607 | /* cfg80211 ops handler for tdls_mgmt. |
2608 | * Function prepares TDLS action frame packets and forwards them to FW | |
2609 | */ | |
2610 | static int | |
2611 | mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 2612 | const u8 *peer, u8 action_code, u8 dialog_token, |
df942e7b | 2613 | u16 status_code, u32 peer_capability, |
31fa97c5 AN |
2614 | bool initiator, const u8 *extra_ies, |
2615 | size_t extra_ies_len) | |
b23bce29 AP |
2616 | { |
2617 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
2618 | int ret; | |
2619 | ||
2620 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) | |
2621 | return -ENOTSUPP; | |
2622 | ||
2623 | /* make sure we are in station mode and connected */ | |
2624 | if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) | |
2625 | return -ENOTSUPP; | |
2626 | ||
2627 | switch (action_code) { | |
2628 | case WLAN_TDLS_SETUP_REQUEST: | |
2629 | dev_dbg(priv->adapter->dev, | |
2630 | "Send TDLS Setup Request to %pM status_code=%d\n", peer, | |
2631 | status_code); | |
2632 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
2633 | dialog_token, status_code, | |
2634 | extra_ies, extra_ies_len); | |
2635 | break; | |
2636 | case WLAN_TDLS_SETUP_RESPONSE: | |
2637 | dev_dbg(priv->adapter->dev, | |
2638 | "Send TDLS Setup Response to %pM status_code=%d\n", | |
2639 | peer, status_code); | |
2640 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
2641 | dialog_token, status_code, | |
2642 | extra_ies, extra_ies_len); | |
2643 | break; | |
2644 | case WLAN_TDLS_SETUP_CONFIRM: | |
2645 | dev_dbg(priv->adapter->dev, | |
2646 | "Send TDLS Confirm to %pM status_code=%d\n", peer, | |
2647 | status_code); | |
2648 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
2649 | dialog_token, status_code, | |
2650 | extra_ies, extra_ies_len); | |
2651 | break; | |
2652 | case WLAN_TDLS_TEARDOWN: | |
2653 | dev_dbg(priv->adapter->dev, "Send TDLS Tear down to %pM\n", | |
2654 | peer); | |
2655 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
2656 | dialog_token, status_code, | |
2657 | extra_ies, extra_ies_len); | |
2658 | break; | |
2659 | case WLAN_TDLS_DISCOVERY_REQUEST: | |
2660 | dev_dbg(priv->adapter->dev, | |
2661 | "Send TDLS Discovery Request to %pM\n", peer); | |
2662 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
2663 | dialog_token, status_code, | |
2664 | extra_ies, extra_ies_len); | |
2665 | break; | |
2666 | case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: | |
2667 | dev_dbg(priv->adapter->dev, | |
2668 | "Send TDLS Discovery Response to %pM\n", peer); | |
2669 | ret = mwifiex_send_tdls_action_frame(priv, peer, action_code, | |
2670 | dialog_token, status_code, | |
2671 | extra_ies, extra_ies_len); | |
2672 | break; | |
2673 | default: | |
2674 | dev_warn(priv->adapter->dev, | |
2675 | "Unknown TDLS mgmt/action frame %pM\n", peer); | |
2676 | ret = -EINVAL; | |
2677 | break; | |
2678 | } | |
2679 | ||
2680 | return ret; | |
2681 | } | |
2682 | ||
429d90d2 AP |
2683 | static int |
2684 | mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 2685 | const u8 *peer, enum nl80211_tdls_operation action) |
429d90d2 AP |
2686 | { |
2687 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
2688 | ||
2689 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) || | |
2690 | !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP)) | |
2691 | return -ENOTSUPP; | |
2692 | ||
2693 | /* make sure we are in station mode and connected */ | |
2694 | if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) | |
2695 | return -ENOTSUPP; | |
2696 | ||
2697 | dev_dbg(priv->adapter->dev, | |
2698 | "TDLS peer=%pM, oper=%d\n", peer, action); | |
2699 | ||
2700 | switch (action) { | |
2701 | case NL80211_TDLS_ENABLE_LINK: | |
2702 | action = MWIFIEX_TDLS_ENABLE_LINK; | |
2703 | break; | |
2704 | case NL80211_TDLS_DISABLE_LINK: | |
2705 | action = MWIFIEX_TDLS_DISABLE_LINK; | |
2706 | break; | |
2707 | case NL80211_TDLS_TEARDOWN: | |
2708 | /* shouldn't happen!*/ | |
2709 | dev_warn(priv->adapter->dev, | |
2710 | "tdls_oper: teardown from driver not supported\n"); | |
2711 | return -EINVAL; | |
2712 | case NL80211_TDLS_SETUP: | |
2713 | /* shouldn't happen!*/ | |
2714 | dev_warn(priv->adapter->dev, | |
2715 | "tdls_oper: setup from driver not supported\n"); | |
2716 | return -EINVAL; | |
2717 | case NL80211_TDLS_DISCOVERY_REQ: | |
2718 | /* shouldn't happen!*/ | |
2719 | dev_warn(priv->adapter->dev, | |
2720 | "tdls_oper: discovery from driver not supported\n"); | |
2721 | return -EINVAL; | |
2722 | default: | |
2723 | dev_err(priv->adapter->dev, | |
2724 | "tdls_oper: operation not supported\n"); | |
2725 | return -ENOTSUPP; | |
2726 | } | |
2727 | ||
2728 | return mwifiex_tdls_oper(priv, peer, action); | |
2729 | } | |
2730 | ||
e48e0de0 | 2731 | static int |
3b3a0162 JB |
2732 | mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev, |
2733 | const u8 *mac, struct station_parameters *params) | |
e48e0de0 AP |
2734 | { |
2735 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
2736 | ||
2737 | if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) | |
2738 | return -ENOTSUPP; | |
2739 | ||
2740 | /* make sure we are in station mode and connected */ | |
2741 | if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) | |
2742 | return -ENOTSUPP; | |
2743 | ||
2744 | return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK); | |
2745 | } | |
2746 | ||
1f4dfd8a | 2747 | static int |
3b3a0162 JB |
2748 | mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev, |
2749 | const u8 *mac, | |
2750 | struct station_parameters *params) | |
1f4dfd8a AP |
2751 | { |
2752 | int ret; | |
2753 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
2754 | ||
2755 | /* we support change_station handler only for TDLS peers*/ | |
2756 | if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) | |
2757 | return -ENOTSUPP; | |
2758 | ||
2759 | /* make sure we are in station mode and connected */ | |
2760 | if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) | |
2761 | return -ENOTSUPP; | |
2762 | ||
2763 | priv->sta_params = params; | |
2764 | ||
2765 | ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK); | |
2766 | priv->sta_params = NULL; | |
2767 | ||
2768 | return ret; | |
2769 | } | |
2770 | ||
5e6e3a92 BZ |
2771 | /* station cfg80211 operations */ |
2772 | static struct cfg80211_ops mwifiex_cfg80211_ops = { | |
93a1df48 YAP |
2773 | .add_virtual_intf = mwifiex_add_virtual_intf, |
2774 | .del_virtual_intf = mwifiex_del_virtual_intf, | |
5e6e3a92 BZ |
2775 | .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf, |
2776 | .scan = mwifiex_cfg80211_scan, | |
2777 | .connect = mwifiex_cfg80211_connect, | |
2778 | .disconnect = mwifiex_cfg80211_disconnect, | |
2779 | .get_station = mwifiex_cfg80211_get_station, | |
f85aae6b | 2780 | .dump_station = mwifiex_cfg80211_dump_station, |
5e6e3a92 | 2781 | .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, |
5e6e3a92 BZ |
2782 | .join_ibss = mwifiex_cfg80211_join_ibss, |
2783 | .leave_ibss = mwifiex_cfg80211_leave_ibss, | |
2784 | .add_key = mwifiex_cfg80211_add_key, | |
2785 | .del_key = mwifiex_cfg80211_del_key, | |
e39faa73 | 2786 | .mgmt_tx = mwifiex_cfg80211_mgmt_tx, |
3cec6870 | 2787 | .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register, |
7feb4c48 SP |
2788 | .remain_on_channel = mwifiex_cfg80211_remain_on_channel, |
2789 | .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel, | |
5e6e3a92 BZ |
2790 | .set_default_key = mwifiex_cfg80211_set_default_key, |
2791 | .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, | |
2792 | .set_tx_power = mwifiex_cfg80211_set_tx_power, | |
5d82c53a | 2793 | .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, |
12190c5d AP |
2794 | .start_ap = mwifiex_cfg80211_start_ap, |
2795 | .stop_ap = mwifiex_cfg80211_stop_ap, | |
5370c836 | 2796 | .change_beacon = mwifiex_cfg80211_change_beacon, |
fa444bf8 | 2797 | .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config, |
8a279d5b | 2798 | .set_antenna = mwifiex_cfg80211_set_antenna, |
0f9e9b8b | 2799 | .del_station = mwifiex_cfg80211_del_station, |
7da060c1 AK |
2800 | #ifdef CONFIG_PM |
2801 | .suspend = mwifiex_cfg80211_suspend, | |
2802 | .resume = mwifiex_cfg80211_resume, | |
2803 | .set_wakeup = mwifiex_cfg80211_set_wakeup, | |
2804 | #endif | |
d1e2586f | 2805 | .set_coalesce = mwifiex_cfg80211_set_coalesce, |
b23bce29 | 2806 | .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt, |
429d90d2 | 2807 | .tdls_oper = mwifiex_cfg80211_tdls_oper, |
e48e0de0 | 2808 | .add_station = mwifiex_cfg80211_add_station, |
1f4dfd8a | 2809 | .change_station = mwifiex_cfg80211_change_station, |
5e6e3a92 BZ |
2810 | }; |
2811 | ||
964dc9e2 JB |
2812 | #ifdef CONFIG_PM |
2813 | static const struct wiphy_wowlan_support mwifiex_wowlan_support = { | |
2814 | .flags = WIPHY_WOWLAN_MAGIC_PKT, | |
3f4e854a | 2815 | .n_patterns = MWIFIEX_MEF_MAX_FILTERS, |
964dc9e2 JB |
2816 | .pattern_min_len = 1, |
2817 | .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, | |
2818 | .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, | |
2819 | }; | |
2820 | #endif | |
2821 | ||
3c68ef5b AP |
2822 | static bool mwifiex_is_valid_alpha2(const char *alpha2) |
2823 | { | |
2824 | if (!alpha2 || strlen(alpha2) != 2) | |
2825 | return false; | |
2826 | ||
2827 | if (isalpha(alpha2[0]) && isalpha(alpha2[1])) | |
2828 | return true; | |
2829 | ||
2830 | return false; | |
2831 | } | |
2832 | ||
562fc5b3 AK |
2833 | static const struct wiphy_coalesce_support mwifiex_coalesce_support = { |
2834 | .n_rules = MWIFIEX_COALESCE_MAX_RULES, | |
2835 | .max_delay = MWIFIEX_MAX_COALESCING_DELAY, | |
2836 | .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS, | |
2837 | .pattern_min_len = 1, | |
2838 | .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, | |
2839 | .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, | |
2840 | }; | |
2841 | ||
5e6e3a92 BZ |
2842 | /* |
2843 | * This function registers the device with CFG802.11 subsystem. | |
2844 | * | |
2845 | * The function creates the wireless device/wiphy, populates it with | |
2846 | * default parameters and handler function pointers, and finally | |
2847 | * registers the device. | |
2848 | */ | |
d6bffe8b AP |
2849 | |
2850 | int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) | |
5e6e3a92 | 2851 | { |
270e58e8 YAP |
2852 | int ret; |
2853 | void *wdev_priv; | |
d6bffe8b AP |
2854 | struct wiphy *wiphy; |
2855 | struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; | |
9e04a7c6 | 2856 | u8 *country_code; |
f862bfd1 | 2857 | u32 thr, retry; |
5e6e3a92 | 2858 | |
d6bffe8b AP |
2859 | /* create a new wiphy for use with cfg80211 */ |
2860 | wiphy = wiphy_new(&mwifiex_cfg80211_ops, | |
2861 | sizeof(struct mwifiex_adapter *)); | |
2862 | if (!wiphy) { | |
2863 | dev_err(adapter->dev, "%s: creating new wiphy\n", __func__); | |
5e6e3a92 BZ |
2864 | return -ENOMEM; |
2865 | } | |
d6bffe8b AP |
2866 | wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; |
2867 | wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; | |
83719be8 | 2868 | wiphy->mgmt_stypes = mwifiex_mgmt_stypes; |
7feb4c48 | 2869 | wiphy->max_remain_on_channel_duration = 5000; |
d6bffe8b AP |
2870 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
2871 | BIT(NL80211_IFTYPE_ADHOC) | | |
197f4a2e SP |
2872 | BIT(NL80211_IFTYPE_P2P_CLIENT) | |
2873 | BIT(NL80211_IFTYPE_P2P_GO) | | |
d6bffe8b AP |
2874 | BIT(NL80211_IFTYPE_AP); |
2875 | ||
2876 | wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; | |
2877 | if (adapter->config_bands & BAND_A) | |
2878 | wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; | |
2879 | else | |
2880 | wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; | |
5e6e3a92 | 2881 | |
cd8440da AP |
2882 | wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta; |
2883 | wiphy->n_iface_combinations = 1; | |
2884 | ||
5e6e3a92 | 2885 | /* Initialize cipher suits */ |
d6bffe8b AP |
2886 | wiphy->cipher_suites = mwifiex_cipher_suites; |
2887 | wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); | |
5e6e3a92 | 2888 | |
d6bffe8b AP |
2889 | memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN); |
2890 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; | |
2dd2bd6b | 2891 | wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | |
cc0ba0d5 | 2892 | WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | |
54428c57 | 2893 | WIPHY_FLAG_AP_UAPSD | |
7feb4c48 | 2894 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
b23bce29 AP |
2895 | |
2896 | if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) | |
2897 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | | |
2898 | WIPHY_FLAG_TDLS_EXTERNAL_SETUP; | |
2899 | ||
7da060c1 | 2900 | #ifdef CONFIG_PM |
964dc9e2 | 2901 | wiphy->wowlan = &mwifiex_wowlan_support; |
7da060c1 AK |
2902 | #endif |
2903 | ||
562fc5b3 AK |
2904 | wiphy->coalesce = &mwifiex_coalesce_support; |
2905 | ||
2dd2bd6b | 2906 | wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | |
e39faa73 SP |
2907 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | |
2908 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; | |
5e6e3a92 | 2909 | |
8a279d5b AK |
2910 | wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; |
2911 | wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; | |
5e6e3a92 | 2912 | |
b292219f | 2913 | wiphy->features |= NL80211_FEATURE_HT_IBSS | |
e45a8419 | 2914 | NL80211_FEATURE_INACTIVITY_TIMER | |
e3c91683 AK |
2915 | NL80211_FEATURE_LOW_PRIORITY_SCAN | |
2916 | NL80211_FEATURE_NEED_OBSS_SCAN; | |
05910f4a | 2917 | |
b5abcf02 | 2918 | /* Reserve space for mwifiex specific private data for BSS */ |
d6bffe8b | 2919 | wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); |
5116f3ce | 2920 | |
d6bffe8b | 2921 | wiphy->reg_notifier = mwifiex_reg_notifier; |
5e6e3a92 | 2922 | |
67fdf39e | 2923 | /* Set struct mwifiex_adapter pointer in wiphy_priv */ |
d6bffe8b | 2924 | wdev_priv = wiphy_priv(wiphy); |
67fdf39e | 2925 | *(unsigned long *)wdev_priv = (unsigned long)adapter; |
5e6e3a92 | 2926 | |
2c208890 | 2927 | set_wiphy_dev(wiphy, priv->adapter->dev); |
a7b21165 | 2928 | |
d6bffe8b | 2929 | ret = wiphy_register(wiphy); |
5e6e3a92 | 2930 | if (ret < 0) { |
d6bffe8b AP |
2931 | dev_err(adapter->dev, |
2932 | "%s: wiphy_register failed: %d\n", __func__, ret); | |
2933 | wiphy_free(wiphy); | |
5e6e3a92 | 2934 | return ret; |
5e6e3a92 | 2935 | } |
3c68ef5b AP |
2936 | |
2937 | if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) { | |
2938 | wiphy_info(wiphy, "driver hint alpha2: %2.2s\n", reg_alpha2); | |
2939 | regulatory_hint(wiphy, reg_alpha2); | |
2940 | } else { | |
2941 | country_code = mwifiex_11d_code_2_region(adapter->region_code); | |
2942 | if (country_code) | |
2943 | wiphy_info(wiphy, "ignoring F/W country code %2.2s\n", | |
2944 | country_code); | |
2945 | } | |
5e6e3a92 | 2946 | |
fa0ecbb9 BZ |
2947 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
2948 | HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true); | |
f862bfd1 | 2949 | wiphy->frag_threshold = thr; |
fa0ecbb9 BZ |
2950 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
2951 | HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true); | |
f862bfd1 | 2952 | wiphy->rts_threshold = thr; |
fa0ecbb9 BZ |
2953 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
2954 | HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true); | |
f862bfd1 | 2955 | wiphy->retry_short = (u8) retry; |
fa0ecbb9 BZ |
2956 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
2957 | HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true); | |
f862bfd1 UR |
2958 | wiphy->retry_long = (u8) retry; |
2959 | ||
d6bffe8b | 2960 | adapter->wiphy = wiphy; |
5e6e3a92 BZ |
2961 | return ret; |
2962 | } |