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 | 196 | mwifiex_form_mgmt_frame(skb, buf, len); |
e00adf39 | 197 | *cookie = prandom_u32() | 1; |
18ca4382 AK |
198 | |
199 | if (ieee80211_is_action(mgmt->frame_control)) | |
200 | skb = mwifiex_clone_skb_for_tx_status(priv, | |
201 | skb, | |
202 | MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie); | |
203 | else | |
204 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
205 | GFP_ATOMIC); | |
206 | ||
207 | mwifiex_queue_tx_pkt(priv, skb); | |
e39faa73 SP |
208 | |
209 | wiphy_dbg(wiphy, "info: management frame transmitted\n"); | |
210 | return 0; | |
211 | } | |
212 | ||
3cec6870 SP |
213 | /* |
214 | * CFG802.11 operation handler to register a mgmt frame. | |
215 | */ | |
216 | static void | |
217 | mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
218 | struct wireless_dev *wdev, | |
219 | u16 frame_type, bool reg) | |
220 | { | |
221 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
4481b2db | 222 | u32 mask; |
3cec6870 SP |
223 | |
224 | if (reg) | |
4481b2db | 225 | mask = priv->mgmt_frame_mask | BIT(frame_type >> 4); |
3cec6870 | 226 | else |
4481b2db SP |
227 | mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4); |
228 | ||
229 | if (mask != priv->mgmt_frame_mask) { | |
230 | priv->mgmt_frame_mask = mask; | |
fa0ecbb9 BZ |
231 | mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, |
232 | HostCmd_ACT_GEN_SET, 0, | |
233 | &priv->mgmt_frame_mask, false); | |
4481b2db SP |
234 | wiphy_dbg(wiphy, "info: mgmt frame registered\n"); |
235 | } | |
3cec6870 SP |
236 | } |
237 | ||
7feb4c48 SP |
238 | /* |
239 | * CFG802.11 operation handler to remain on channel. | |
240 | */ | |
241 | static int | |
242 | mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy, | |
243 | struct wireless_dev *wdev, | |
244 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
245 | unsigned int duration, u64 *cookie) |
246 | { | |
247 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
248 | int ret; | |
249 | ||
250 | if (!chan || !cookie) { | |
251 | wiphy_err(wiphy, "Invalid parameter for ROC\n"); | |
252 | return -EINVAL; | |
253 | } | |
254 | ||
255 | if (priv->roc_cfg.cookie) { | |
e2261afd | 256 | wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llx\n", |
7feb4c48 SP |
257 | priv->roc_cfg.cookie); |
258 | return -EBUSY; | |
259 | } | |
260 | ||
261 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan, | |
42d97a59 | 262 | duration); |
7feb4c48 SP |
263 | |
264 | if (!ret) { | |
e00adf39 | 265 | *cookie = prandom_u32() | 1; |
7feb4c48 SP |
266 | priv->roc_cfg.cookie = *cookie; |
267 | priv->roc_cfg.chan = *chan; | |
7feb4c48 | 268 | |
42d97a59 | 269 | cfg80211_ready_on_channel(wdev, *cookie, chan, |
7feb4c48 SP |
270 | duration, GFP_ATOMIC); |
271 | ||
272 | wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie); | |
273 | } | |
274 | ||
275 | return ret; | |
276 | } | |
277 | ||
278 | /* | |
279 | * CFG802.11 operation handler to cancel remain on channel. | |
280 | */ | |
281 | static int | |
282 | mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
283 | struct wireless_dev *wdev, u64 cookie) | |
284 | { | |
285 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
286 | int ret; | |
287 | ||
288 | if (cookie != priv->roc_cfg.cookie) | |
289 | return -ENOENT; | |
290 | ||
291 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE, | |
42d97a59 | 292 | &priv->roc_cfg.chan, 0); |
7feb4c48 SP |
293 | |
294 | if (!ret) { | |
295 | cfg80211_remain_on_channel_expired(wdev, cookie, | |
296 | &priv->roc_cfg.chan, | |
7feb4c48 SP |
297 | GFP_ATOMIC); |
298 | ||
299 | memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg)); | |
300 | ||
301 | wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie); | |
302 | } | |
303 | ||
304 | return ret; | |
305 | } | |
306 | ||
5e6e3a92 BZ |
307 | /* |
308 | * CFG802.11 operation handler to set Tx power. | |
309 | */ | |
310 | static int | |
311 | mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, | |
c8442118 | 312 | struct wireless_dev *wdev, |
5e6e3a92 | 313 | enum nl80211_tx_power_setting type, |
742c29fd | 314 | int mbm) |
5e6e3a92 | 315 | { |
67fdf39e AP |
316 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
317 | struct mwifiex_private *priv; | |
600f5d90 | 318 | struct mwifiex_power_cfg power_cfg; |
742c29fd | 319 | int dbm = MBM_TO_DBM(mbm); |
5e6e3a92 | 320 | |
600f5d90 AK |
321 | if (type == NL80211_TX_POWER_FIXED) { |
322 | power_cfg.is_power_auto = 0; | |
323 | power_cfg.power_level = dbm; | |
324 | } else { | |
325 | power_cfg.is_power_auto = 1; | |
326 | } | |
327 | ||
67fdf39e AP |
328 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
329 | ||
636c4598 | 330 | return mwifiex_set_tx_power(priv, &power_cfg); |
5e6e3a92 BZ |
331 | } |
332 | ||
333 | /* | |
334 | * CFG802.11 operation handler to set Power Save option. | |
335 | * | |
336 | * The timeout value, if provided, is currently ignored. | |
337 | */ | |
338 | static int | |
339 | mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, | |
340 | struct net_device *dev, | |
341 | bool enabled, int timeout) | |
342 | { | |
f540f9f3 | 343 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
600f5d90 | 344 | u32 ps_mode; |
5e6e3a92 BZ |
345 | |
346 | if (timeout) | |
347 | wiphy_dbg(wiphy, | |
aea0701e | 348 | "info: ignore timeout value for IEEE Power Save\n"); |
5e6e3a92 | 349 | |
600f5d90 | 350 | ps_mode = enabled; |
5e6e3a92 | 351 | |
636c4598 | 352 | return mwifiex_drv_set_power(priv, &ps_mode); |
5e6e3a92 BZ |
353 | } |
354 | ||
355 | /* | |
356 | * CFG802.11 operation handler to set the default network key. | |
357 | */ | |
358 | static int | |
359 | mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, | |
360 | u8 key_index, bool unicast, | |
361 | bool multicast) | |
362 | { | |
f540f9f3 | 363 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 364 | |
2d3d0a88 | 365 | /* Return if WEP key not configured */ |
5eb02e44 | 366 | if (!priv->sec_info.wep_enabled) |
2d3d0a88 AK |
367 | return 0; |
368 | ||
96893538 AP |
369 | if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { |
370 | priv->wep_key_curr_index = key_index; | |
53b11231 YL |
371 | } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, |
372 | NULL, 0)) { | |
636c4598 | 373 | wiphy_err(wiphy, "set default Tx key index\n"); |
5e6e3a92 | 374 | return -EFAULT; |
636c4598 | 375 | } |
5e6e3a92 BZ |
376 | |
377 | return 0; | |
378 | } | |
379 | ||
380 | /* | |
381 | * CFG802.11 operation handler to add a network key. | |
382 | */ | |
383 | static int | |
384 | mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, | |
385 | u8 key_index, bool pairwise, const u8 *mac_addr, | |
386 | struct key_params *params) | |
387 | { | |
f540f9f3 | 388 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
96893538 | 389 | struct mwifiex_wep_key *wep_key; |
75edd2c6 AP |
390 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
391 | const u8 *peer_mac = pairwise ? mac_addr : bc_mac; | |
5e6e3a92 | 392 | |
96893538 AP |
393 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && |
394 | (params->cipher == WLAN_CIPHER_SUITE_WEP40 || | |
395 | params->cipher == WLAN_CIPHER_SUITE_WEP104)) { | |
396 | if (params->key && params->key_len) { | |
397 | wep_key = &priv->wep_key[key_index]; | |
398 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); | |
399 | memcpy(wep_key->key_material, params->key, | |
400 | params->key_len); | |
401 | wep_key->key_index = key_index; | |
402 | wep_key->key_length = params->key_len; | |
403 | priv->sec_info.wep_enabled = 1; | |
404 | } | |
405 | return 0; | |
406 | } | |
407 | ||
53b11231 | 408 | if (mwifiex_set_encode(priv, params, params->key, params->key_len, |
75edd2c6 | 409 | key_index, peer_mac, 0)) { |
636c4598 | 410 | wiphy_err(wiphy, "crypto keys added\n"); |
5e6e3a92 | 411 | return -EFAULT; |
636c4598 | 412 | } |
5e6e3a92 BZ |
413 | |
414 | return 0; | |
415 | } | |
416 | ||
417 | /* | |
418 | * This function sends domain information to the firmware. | |
419 | * | |
420 | * The following information are passed to the firmware - | |
421 | * - Country codes | |
422 | * - Sub bands (first channel, number of channels, maximum Tx power) | |
423 | */ | |
424 | static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) | |
425 | { | |
426 | u8 no_of_triplet = 0; | |
427 | struct ieee80211_country_ie_triplet *t; | |
428 | u8 no_of_parsed_chan = 0; | |
429 | u8 first_chan = 0, next_chan = 0, max_pwr = 0; | |
430 | u8 i, flag = 0; | |
431 | enum ieee80211_band band; | |
432 | struct ieee80211_supported_band *sband; | |
433 | struct ieee80211_channel *ch; | |
67fdf39e AP |
434 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
435 | struct mwifiex_private *priv; | |
5e6e3a92 | 436 | struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; |
5e6e3a92 BZ |
437 | |
438 | /* Set country code */ | |
67fdf39e AP |
439 | domain_info->country_code[0] = adapter->country_code[0]; |
440 | domain_info->country_code[1] = adapter->country_code[1]; | |
5e6e3a92 BZ |
441 | domain_info->country_code[2] = ' '; |
442 | ||
443 | band = mwifiex_band_to_radio_type(adapter->config_bands); | |
444 | if (!wiphy->bands[band]) { | |
445 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); | |
446 | return -1; | |
447 | } | |
448 | ||
449 | sband = wiphy->bands[band]; | |
450 | ||
451 | for (i = 0; i < sband->n_channels ; i++) { | |
452 | ch = &sband->channels[i]; | |
453 | if (ch->flags & IEEE80211_CHAN_DISABLED) | |
454 | continue; | |
455 | ||
456 | if (!flag) { | |
457 | flag = 1; | |
458 | first_chan = (u32) ch->hw_value; | |
459 | next_chan = first_chan; | |
22db2497 | 460 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
461 | no_of_parsed_chan = 1; |
462 | continue; | |
463 | } | |
464 | ||
465 | if (ch->hw_value == next_chan + 1 && | |
22db2497 | 466 | ch->max_power == max_pwr) { |
5e6e3a92 BZ |
467 | next_chan++; |
468 | no_of_parsed_chan++; | |
469 | } else { | |
470 | t = &domain_info->triplet[no_of_triplet]; | |
471 | t->chans.first_channel = first_chan; | |
472 | t->chans.num_channels = no_of_parsed_chan; | |
473 | t->chans.max_power = max_pwr; | |
474 | no_of_triplet++; | |
475 | first_chan = (u32) ch->hw_value; | |
476 | next_chan = first_chan; | |
22db2497 | 477 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
478 | no_of_parsed_chan = 1; |
479 | } | |
480 | } | |
481 | ||
482 | if (flag) { | |
483 | t = &domain_info->triplet[no_of_triplet]; | |
484 | t->chans.first_channel = first_chan; | |
485 | t->chans.num_channels = no_of_parsed_chan; | |
486 | t->chans.max_power = max_pwr; | |
487 | no_of_triplet++; | |
488 | } | |
489 | ||
490 | domain_info->no_of_triplet = no_of_triplet; | |
636c4598 | 491 | |
67fdf39e AP |
492 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
493 | ||
fa0ecbb9 BZ |
494 | if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
495 | HostCmd_ACT_GEN_SET, 0, NULL, false)) { | |
5e6e3a92 | 496 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); |
636c4598 YAP |
497 | return -1; |
498 | } | |
5e6e3a92 | 499 | |
636c4598 | 500 | return 0; |
5e6e3a92 BZ |
501 | } |
502 | ||
503 | /* | |
504 | * CFG802.11 regulatory domain callback function. | |
505 | * | |
506 | * This function is called when the regulatory domain is changed due to the | |
507 | * following reasons - | |
508 | * - Set by driver | |
509 | * - Set by system core | |
510 | * - Set by user | |
511 | * - Set bt Country IE | |
512 | */ | |
0c0280bd LR |
513 | static void mwifiex_reg_notifier(struct wiphy *wiphy, |
514 | struct regulatory_request *request) | |
5e6e3a92 | 515 | { |
67fdf39e | 516 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
82efa16a BZ |
517 | struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
518 | MWIFIEX_BSS_ROLE_ANY); | |
5e6e3a92 | 519 | |
67fdf39e AP |
520 | wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n", |
521 | request->alpha2[0], request->alpha2[1]); | |
5e6e3a92 | 522 | |
5e6e3a92 BZ |
523 | switch (request->initiator) { |
524 | case NL80211_REGDOM_SET_BY_DRIVER: | |
525 | case NL80211_REGDOM_SET_BY_CORE: | |
526 | case NL80211_REGDOM_SET_BY_USER: | |
5e6e3a92 BZ |
527 | case NL80211_REGDOM_SET_BY_COUNTRY_IE: |
528 | break; | |
dd4a9ac0 BZ |
529 | default: |
530 | wiphy_err(wiphy, "unknown regdom initiator: %d\n", | |
531 | request->initiator); | |
532 | return; | |
533 | } | |
534 | ||
535 | /* Don't send world or same regdom info to firmware */ | |
536 | if (strncmp(request->alpha2, "00", 2) && | |
537 | strncmp(request->alpha2, adapter->country_code, | |
538 | sizeof(request->alpha2))) { | |
539 | memcpy(adapter->country_code, request->alpha2, | |
540 | sizeof(request->alpha2)); | |
541 | mwifiex_send_domain_info_cmd_fw(wiphy); | |
b58df446 | 542 | mwifiex_dnld_txpwr_table(priv); |
5e6e3a92 | 543 | } |
5e6e3a92 BZ |
544 | } |
545 | ||
5e6e3a92 BZ |
546 | /* |
547 | * This function sets the fragmentation threshold. | |
548 | * | |
600f5d90 | 549 | * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE |
5e6e3a92 BZ |
550 | * and MWIFIEX_FRAG_MAX_VALUE. |
551 | */ | |
552 | static int | |
553 | mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) | |
554 | { | |
aea0701e YAP |
555 | if (frag_thr < MWIFIEX_FRAG_MIN_VALUE || |
556 | frag_thr > MWIFIEX_FRAG_MAX_VALUE) | |
9b930eae | 557 | frag_thr = MWIFIEX_FRAG_MAX_VALUE; |
5e6e3a92 | 558 | |
fa0ecbb9 BZ |
559 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
560 | HostCmd_ACT_GEN_SET, FRAG_THRESH_I, | |
561 | &frag_thr, true); | |
5e6e3a92 BZ |
562 | } |
563 | ||
564 | /* | |
565 | * This function sets the RTS threshold. | |
600f5d90 AK |
566 | |
567 | * The rts value must lie between MWIFIEX_RTS_MIN_VALUE | |
568 | * and MWIFIEX_RTS_MAX_VALUE. | |
5e6e3a92 BZ |
569 | */ |
570 | static int | |
571 | mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) | |
572 | { | |
5e6e3a92 BZ |
573 | if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) |
574 | rts_thr = MWIFIEX_RTS_MAX_VALUE; | |
575 | ||
fa0ecbb9 BZ |
576 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
577 | HostCmd_ACT_GEN_SET, RTS_THRESH_I, | |
578 | &rts_thr, true); | |
5e6e3a92 BZ |
579 | } |
580 | ||
581 | /* | |
582 | * CFG802.11 operation handler to set wiphy parameters. | |
583 | * | |
584 | * This function can be used to set the RTS threshold and the | |
585 | * Fragmentation threshold of the driver. | |
586 | */ | |
587 | static int | |
588 | mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
589 | { | |
67fdf39e | 590 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
9b930eae AP |
591 | struct mwifiex_private *priv; |
592 | struct mwifiex_uap_bss_param *bss_cfg; | |
09f63ae6 AP |
593 | int ret; |
594 | ||
595 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); | |
9b930eae | 596 | |
09f63ae6 AP |
597 | switch (priv->bss_role) { |
598 | case MWIFIEX_BSS_ROLE_UAP: | |
599 | if (priv->bss_started) { | |
600 | dev_err(adapter->dev, | |
601 | "cannot change wiphy params when bss started"); | |
602 | return -EINVAL; | |
603 | } | |
5e6e3a92 | 604 | |
09f63ae6 AP |
605 | bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL); |
606 | if (!bss_cfg) | |
607 | return -ENOMEM; | |
9b930eae | 608 | |
09f63ae6 | 609 | mwifiex_set_sys_config_invalid_data(bss_cfg); |
5e6e3a92 | 610 | |
09f63ae6 AP |
611 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) |
612 | bss_cfg->rts_threshold = wiphy->rts_threshold; | |
613 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) | |
614 | bss_cfg->frag_threshold = wiphy->frag_threshold; | |
615 | if (changed & WIPHY_PARAM_RETRY_LONG) | |
616 | bss_cfg->retry_limit = wiphy->retry_long; | |
9b930eae | 617 | |
09f63ae6 AP |
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); | |
622 | ||
623 | kfree(bss_cfg); | |
624 | if (ret) { | |
625 | wiphy_err(wiphy, "Failed to set wiphy phy params\n"); | |
626 | return ret; | |
627 | } | |
628 | break; | |
9b930eae | 629 | |
9b930eae | 630 | case MWIFIEX_BSS_ROLE_STA: |
09f63ae6 AP |
631 | if (priv->media_connected) { |
632 | dev_err(adapter->dev, | |
633 | "cannot change wiphy params when connected"); | |
634 | return -EINVAL; | |
635 | } | |
636 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { | |
637 | ret = mwifiex_set_rts(priv, | |
638 | wiphy->rts_threshold); | |
639 | if (ret) | |
640 | return ret; | |
9b930eae | 641 | } |
09f63ae6 AP |
642 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { |
643 | ret = mwifiex_set_frag(priv, | |
644 | wiphy->frag_threshold); | |
645 | if (ret) | |
646 | return ret; | |
647 | } | |
648 | break; | |
9b930eae AP |
649 | } |
650 | ||
651 | return 0; | |
5e6e3a92 BZ |
652 | } |
653 | ||
e1a2b7a3 SP |
654 | static int |
655 | mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv) | |
656 | { | |
657 | u16 mode = P2P_MODE_DISABLE; | |
658 | ||
fa0ecbb9 BZ |
659 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
660 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
661 | return -1; |
662 | ||
663 | return 0; | |
664 | } | |
665 | ||
666 | /* | |
667 | * This function initializes the functionalities for P2P client. | |
668 | * The P2P client initialization sequence is: | |
669 | * disable -> device -> client | |
670 | */ | |
671 | static int | |
672 | mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv) | |
673 | { | |
674 | u16 mode; | |
675 | ||
676 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
677 | return -1; | |
678 | ||
679 | mode = P2P_MODE_DEVICE; | |
fa0ecbb9 BZ |
680 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
681 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
682 | return -1; |
683 | ||
684 | mode = P2P_MODE_CLIENT; | |
fa0ecbb9 BZ |
685 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
686 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
e1a2b7a3 SP |
687 | return -1; |
688 | ||
689 | return 0; | |
690 | } | |
691 | ||
9197ab9e SP |
692 | /* |
693 | * This function initializes the functionalities for P2P GO. | |
694 | * The P2P GO initialization sequence is: | |
695 | * disable -> device -> GO | |
696 | */ | |
697 | static int | |
698 | mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv) | |
699 | { | |
700 | u16 mode; | |
701 | ||
702 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
703 | return -1; | |
704 | ||
705 | mode = P2P_MODE_DEVICE; | |
fa0ecbb9 BZ |
706 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
707 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
9197ab9e SP |
708 | return -1; |
709 | ||
710 | mode = P2P_MODE_GO; | |
fa0ecbb9 BZ |
711 | if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
712 | HostCmd_ACT_GEN_SET, 0, &mode, true)) | |
9197ab9e SP |
713 | return -1; |
714 | ||
047eaaf6 AP |
715 | return 0; |
716 | } | |
717 | ||
718 | static int mwifiex_deinit_priv_params(struct mwifiex_private *priv) | |
719 | { | |
720 | priv->mgmt_frame_mask = 0; | |
721 | if (mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, | |
722 | HostCmd_ACT_GEN_SET, 0, | |
723 | &priv->mgmt_frame_mask, false)) { | |
724 | dev_warn(priv->adapter->dev, | |
725 | "could not unregister mgmt frame rx\n"); | |
726 | return -1; | |
727 | } | |
728 | ||
729 | mwifiex_deauthenticate(priv, NULL); | |
730 | mwifiex_free_priv(priv); | |
731 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
732 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
733 | priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
734 | ||
735 | return 0; | |
736 | } | |
737 | ||
738 | static int | |
739 | mwifiex_init_new_priv_params(struct mwifiex_private *priv, | |
740 | struct net_device *dev, | |
741 | enum nl80211_iftype type) | |
742 | { | |
743 | mwifiex_init_priv(priv); | |
744 | ||
745 | priv->bss_mode = type; | |
746 | priv->wdev.iftype = type; | |
747 | ||
748 | mwifiex_init_priv_params(priv, priv->netdev); | |
749 | priv->bss_started = 0; | |
750 | ||
751 | switch (type) { | |
752 | case NL80211_IFTYPE_STATION: | |
753 | case NL80211_IFTYPE_ADHOC: | |
754 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
755 | priv->bss_type = MWIFIEX_BSS_TYPE_STA; | |
756 | break; | |
757 | case NL80211_IFTYPE_P2P_CLIENT: | |
758 | case NL80211_IFTYPE_P2P_GO: | |
759 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
760 | priv->bss_type = MWIFIEX_BSS_TYPE_P2P; | |
761 | break; | |
762 | case NL80211_IFTYPE_AP: | |
763 | priv->bss_type = MWIFIEX_BSS_TYPE_UAP; | |
764 | priv->bss_role = MWIFIEX_BSS_ROLE_UAP; | |
765 | break; | |
766 | default: | |
767 | dev_err(priv->adapter->dev, | |
768 | "%s: changing to %d not supported\n", | |
769 | dev->name, type); | |
770 | return -EOPNOTSUPP; | |
771 | } | |
9197ab9e SP |
772 | |
773 | return 0; | |
774 | } | |
775 | ||
047eaaf6 AP |
776 | static int |
777 | mwifiex_change_vif_to_p2p(struct net_device *dev, | |
778 | enum nl80211_iftype curr_iftype, | |
779 | enum nl80211_iftype type, u32 *flags, | |
780 | struct vif_params *params) | |
781 | { | |
782 | struct mwifiex_private *priv; | |
783 | struct mwifiex_adapter *adapter; | |
784 | ||
785 | priv = mwifiex_netdev_get_priv(dev); | |
786 | ||
787 | if (!priv) | |
788 | return -1; | |
789 | ||
790 | adapter = priv->adapter; | |
791 | ||
792 | if (adapter->curr_iface_comb.p2p_intf == | |
793 | adapter->iface_limit.p2p_intf) { | |
794 | dev_err(adapter->dev, | |
795 | "cannot create multiple P2P ifaces\n"); | |
796 | return -1; | |
797 | } | |
798 | ||
799 | dev_dbg(priv->adapter->dev, "%s: changing role to p2p\n", dev->name); | |
800 | ||
801 | if (mwifiex_deinit_priv_params(priv)) | |
802 | return -1; | |
803 | if (mwifiex_init_new_priv_params(priv, dev, type)) | |
804 | return -1; | |
805 | ||
806 | switch (type) { | |
807 | case NL80211_IFTYPE_P2P_CLIENT: | |
808 | if (mwifiex_cfg80211_init_p2p_client(priv)) | |
809 | return -EFAULT; | |
810 | break; | |
811 | case NL80211_IFTYPE_P2P_GO: | |
812 | if (mwifiex_cfg80211_init_p2p_go(priv)) | |
813 | return -EFAULT; | |
814 | break; | |
815 | default: | |
816 | dev_err(priv->adapter->dev, | |
817 | "%s: changing to %d not supported\n", | |
818 | dev->name, type); | |
819 | return -EOPNOTSUPP; | |
820 | } | |
821 | ||
822 | if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, | |
823 | HostCmd_ACT_GEN_SET, 0, NULL, true)) | |
824 | return -1; | |
825 | ||
826 | if (mwifiex_sta_init_cmd(priv, false, false)) | |
827 | return -1; | |
828 | ||
829 | switch (curr_iftype) { | |
830 | case NL80211_IFTYPE_STATION: | |
831 | case NL80211_IFTYPE_ADHOC: | |
832 | adapter->curr_iface_comb.sta_intf--; | |
833 | break; | |
834 | case NL80211_IFTYPE_AP: | |
835 | adapter->curr_iface_comb.uap_intf--; | |
836 | break; | |
837 | default: | |
838 | break; | |
839 | } | |
840 | ||
841 | adapter->curr_iface_comb.p2p_intf++; | |
842 | dev->ieee80211_ptr->iftype = type; | |
843 | ||
844 | return 0; | |
845 | } | |
846 | ||
847 | static int | |
848 | mwifiex_change_vif_to_sta_adhoc(struct net_device *dev, | |
849 | enum nl80211_iftype curr_iftype, | |
850 | enum nl80211_iftype type, u32 *flags, | |
851 | struct vif_params *params) | |
852 | { | |
853 | struct mwifiex_private *priv; | |
854 | struct mwifiex_adapter *adapter; | |
855 | ||
856 | priv = mwifiex_netdev_get_priv(dev); | |
857 | ||
858 | if (!priv) | |
859 | return -1; | |
860 | ||
861 | adapter = priv->adapter; | |
862 | ||
863 | if ((curr_iftype != NL80211_IFTYPE_P2P_CLIENT && | |
864 | curr_iftype != NL80211_IFTYPE_P2P_GO) && | |
865 | (adapter->curr_iface_comb.sta_intf == | |
866 | adapter->iface_limit.sta_intf)) { | |
867 | dev_err(adapter->dev, | |
868 | "cannot create multiple station/adhoc ifaces\n"); | |
869 | return -1; | |
870 | } | |
871 | ||
872 | if (type == NL80211_IFTYPE_STATION) | |
873 | dev_notice(adapter->dev, | |
874 | "%s: changing role to station\n", dev->name); | |
875 | else | |
876 | dev_notice(adapter->dev, | |
877 | "%s: changing role to adhoc\n", dev->name); | |
878 | ||
879 | if (mwifiex_deinit_priv_params(priv)) | |
880 | return -1; | |
881 | if (mwifiex_init_new_priv_params(priv, dev, type)) | |
882 | return -1; | |
883 | if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, | |
884 | HostCmd_ACT_GEN_SET, 0, NULL, true)) | |
885 | return -1; | |
886 | if (mwifiex_sta_init_cmd(priv, false, false)) | |
887 | return -1; | |
888 | ||
889 | switch (curr_iftype) { | |
890 | case NL80211_IFTYPE_P2P_CLIENT: | |
891 | case NL80211_IFTYPE_P2P_GO: | |
892 | adapter->curr_iface_comb.p2p_intf--; | |
893 | break; | |
894 | case NL80211_IFTYPE_AP: | |
895 | adapter->curr_iface_comb.uap_intf--; | |
896 | break; | |
897 | default: | |
898 | break; | |
899 | } | |
900 | ||
901 | adapter->curr_iface_comb.sta_intf++; | |
902 | dev->ieee80211_ptr->iftype = type; | |
903 | return 0; | |
904 | } | |
905 | ||
906 | static int | |
907 | mwifiex_change_vif_to_ap(struct net_device *dev, | |
908 | enum nl80211_iftype curr_iftype, | |
909 | enum nl80211_iftype type, u32 *flags, | |
910 | struct vif_params *params) | |
911 | { | |
912 | struct mwifiex_private *priv; | |
913 | struct mwifiex_adapter *adapter; | |
914 | ||
915 | priv = mwifiex_netdev_get_priv(dev); | |
916 | ||
917 | if (!priv) | |
918 | return -1; | |
919 | ||
920 | adapter = priv->adapter; | |
921 | ||
922 | if (adapter->curr_iface_comb.uap_intf == | |
923 | adapter->iface_limit.uap_intf) { | |
924 | dev_err(adapter->dev, | |
925 | "cannot create multiple AP ifaces\n"); | |
926 | return -1; | |
927 | } | |
928 | ||
929 | dev_notice(adapter->dev, "%s: changing role to AP\n", dev->name); | |
930 | ||
931 | if (mwifiex_deinit_priv_params(priv)) | |
932 | return -1; | |
933 | if (mwifiex_init_new_priv_params(priv, dev, type)) | |
934 | return -1; | |
935 | if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, | |
936 | HostCmd_ACT_GEN_SET, 0, NULL, true)) | |
937 | return -1; | |
938 | if (mwifiex_sta_init_cmd(priv, false, false)) | |
939 | return -1; | |
940 | ||
941 | switch (curr_iftype) { | |
942 | case NL80211_IFTYPE_P2P_CLIENT: | |
943 | case NL80211_IFTYPE_P2P_GO: | |
944 | adapter->curr_iface_comb.p2p_intf--; | |
945 | break; | |
946 | case NL80211_IFTYPE_STATION: | |
947 | case NL80211_IFTYPE_ADHOC: | |
948 | adapter->curr_iface_comb.sta_intf--; | |
949 | break; | |
950 | default: | |
951 | break; | |
952 | } | |
953 | ||
954 | adapter->curr_iface_comb.uap_intf++; | |
955 | dev->ieee80211_ptr->iftype = type; | |
956 | return 0; | |
957 | } | |
5e6e3a92 BZ |
958 | /* |
959 | * CFG802.11 operation handler to change interface type. | |
5e6e3a92 BZ |
960 | */ |
961 | static int | |
962 | mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, | |
963 | struct net_device *dev, | |
964 | enum nl80211_iftype type, u32 *flags, | |
965 | struct vif_params *params) | |
966 | { | |
5e6e3a92 | 967 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
047eaaf6 | 968 | enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype; |
5e6e3a92 | 969 | |
047eaaf6 | 970 | switch (curr_iftype) { |
5e6e3a92 | 971 | case NL80211_IFTYPE_ADHOC: |
4f02341a AP |
972 | switch (type) { |
973 | case NL80211_IFTYPE_STATION: | |
047eaaf6 AP |
974 | priv->bss_mode = type; |
975 | priv->sec_info.authentication_mode = | |
976 | NL80211_AUTHTYPE_OPEN_SYSTEM; | |
977 | dev->ieee80211_ptr->iftype = type; | |
978 | mwifiex_deauthenticate(priv, NULL); | |
979 | return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, | |
980 | HostCmd_ACT_GEN_SET, 0, NULL, | |
981 | true); | |
982 | case NL80211_IFTYPE_P2P_CLIENT: | |
983 | case NL80211_IFTYPE_P2P_GO: | |
984 | return mwifiex_change_vif_to_p2p(dev, curr_iftype, | |
985 | type, flags, params); | |
986 | case NL80211_IFTYPE_AP: | |
987 | return mwifiex_change_vif_to_ap(dev, curr_iftype, type, | |
988 | flags, params); | |
4f02341a AP |
989 | case NL80211_IFTYPE_UNSPECIFIED: |
990 | wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name); | |
991 | case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */ | |
992 | return 0; | |
4f02341a AP |
993 | default: |
994 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
995 | dev->name, type); | |
996 | return -EOPNOTSUPP; | |
997 | } | |
5e6e3a92 BZ |
998 | break; |
999 | case NL80211_IFTYPE_STATION: | |
4f02341a AP |
1000 | switch (type) { |
1001 | case NL80211_IFTYPE_ADHOC: | |
047eaaf6 AP |
1002 | priv->bss_mode = type; |
1003 | priv->sec_info.authentication_mode = | |
1004 | NL80211_AUTHTYPE_OPEN_SYSTEM; | |
e1a2b7a3 | 1005 | dev->ieee80211_ptr->iftype = type; |
047eaaf6 AP |
1006 | mwifiex_deauthenticate(priv, NULL); |
1007 | return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, | |
1008 | HostCmd_ACT_GEN_SET, 0, NULL, | |
1009 | true); | |
1010 | case NL80211_IFTYPE_P2P_CLIENT: | |
9197ab9e | 1011 | case NL80211_IFTYPE_P2P_GO: |
047eaaf6 AP |
1012 | return mwifiex_change_vif_to_p2p(dev, curr_iftype, |
1013 | type, flags, params); | |
1014 | case NL80211_IFTYPE_AP: | |
1015 | return mwifiex_change_vif_to_ap(dev, curr_iftype, type, | |
1016 | flags, params); | |
4f02341a AP |
1017 | case NL80211_IFTYPE_UNSPECIFIED: |
1018 | wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name); | |
1019 | case NL80211_IFTYPE_STATION: /* This shouldn't happen */ | |
1020 | return 0; | |
4f02341a AP |
1021 | default: |
1022 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
1023 | dev->name, type); | |
1024 | return -EOPNOTSUPP; | |
1025 | } | |
1026 | break; | |
1027 | case NL80211_IFTYPE_AP: | |
1028 | switch (type) { | |
047eaaf6 AP |
1029 | case NL80211_IFTYPE_ADHOC: |
1030 | case NL80211_IFTYPE_STATION: | |
1031 | return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype, | |
1032 | type, flags, | |
1033 | params); | |
1034 | break; | |
1035 | case NL80211_IFTYPE_P2P_CLIENT: | |
1036 | case NL80211_IFTYPE_P2P_GO: | |
1037 | return mwifiex_change_vif_to_p2p(dev, curr_iftype, | |
1038 | type, flags, params); | |
4f02341a AP |
1039 | case NL80211_IFTYPE_UNSPECIFIED: |
1040 | wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name); | |
1041 | case NL80211_IFTYPE_AP: /* This shouldn't happen */ | |
1042 | return 0; | |
4f02341a AP |
1043 | default: |
1044 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
1045 | dev->name, type); | |
1046 | return -EOPNOTSUPP; | |
1047 | } | |
5e6e3a92 | 1048 | break; |
e1a2b7a3 | 1049 | case NL80211_IFTYPE_P2P_CLIENT: |
9197ab9e | 1050 | case NL80211_IFTYPE_P2P_GO: |
e1a2b7a3 SP |
1051 | switch (type) { |
1052 | case NL80211_IFTYPE_STATION: | |
047eaaf6 | 1053 | if (mwifiex_cfg80211_init_p2p_client(priv)) |
e1a2b7a3 SP |
1054 | return -EFAULT; |
1055 | dev->ieee80211_ptr->iftype = type; | |
047eaaf6 AP |
1056 | break; |
1057 | case NL80211_IFTYPE_ADHOC: | |
1058 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
1059 | return -EFAULT; | |
1060 | return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype, | |
1061 | type, flags, | |
1062 | params); | |
1063 | break; | |
1064 | case NL80211_IFTYPE_AP: | |
1065 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
1066 | return -EFAULT; | |
1067 | return mwifiex_change_vif_to_ap(dev, curr_iftype, type, | |
1068 | flags, params); | |
1069 | case NL80211_IFTYPE_UNSPECIFIED: | |
1070 | wiphy_warn(wiphy, "%s: kept type as P2P\n", dev->name); | |
1071 | case NL80211_IFTYPE_P2P_CLIENT: | |
1072 | case NL80211_IFTYPE_P2P_GO: | |
e1a2b7a3 SP |
1073 | return 0; |
1074 | default: | |
047eaaf6 AP |
1075 | wiphy_err(wiphy, "%s: changing to %d not supported\n", |
1076 | dev->name, type); | |
e1a2b7a3 SP |
1077 | return -EOPNOTSUPP; |
1078 | } | |
1079 | break; | |
5e6e3a92 | 1080 | default: |
4f02341a AP |
1081 | wiphy_err(wiphy, "%s: unknown iftype: %d\n", |
1082 | dev->name, dev->ieee80211_ptr->iftype); | |
1083 | return -EOPNOTSUPP; | |
5e6e3a92 | 1084 | } |
5e6e3a92 | 1085 | |
eecd8250 | 1086 | |
047eaaf6 | 1087 | return 0; |
5e6e3a92 BZ |
1088 | } |
1089 | ||
a5f39056 YAP |
1090 | static void |
1091 | mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo, | |
1092 | struct rate_info *rate) | |
1093 | { | |
1094 | struct mwifiex_adapter *adapter = priv->adapter; | |
1095 | ||
1096 | if (adapter->is_hw_11ac_capable) { | |
1097 | /* bit[1-0]: 00=LG 01=HT 10=VHT */ | |
1098 | if (tx_htinfo & BIT(0)) { | |
1099 | /* HT */ | |
1100 | rate->mcs = priv->tx_rate; | |
1101 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
1102 | } | |
1103 | if (tx_htinfo & BIT(1)) { | |
1104 | /* VHT */ | |
1105 | rate->mcs = priv->tx_rate & 0x0F; | |
1106 | rate->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
1107 | } | |
1108 | ||
1109 | if (tx_htinfo & (BIT(1) | BIT(0))) { | |
1110 | /* HT or VHT */ | |
1111 | switch (tx_htinfo & (BIT(3) | BIT(2))) { | |
1112 | case 0: | |
b51f3bee | 1113 | rate->bw = RATE_INFO_BW_20; |
a5f39056 YAP |
1114 | break; |
1115 | case (BIT(2)): | |
b51f3bee | 1116 | rate->bw = RATE_INFO_BW_40; |
a5f39056 YAP |
1117 | break; |
1118 | case (BIT(3)): | |
b51f3bee | 1119 | rate->bw = RATE_INFO_BW_80; |
a5f39056 YAP |
1120 | break; |
1121 | case (BIT(3) | BIT(2)): | |
b51f3bee | 1122 | rate->bw = RATE_INFO_BW_160; |
a5f39056 YAP |
1123 | break; |
1124 | } | |
1125 | ||
1126 | if (tx_htinfo & BIT(4)) | |
1127 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
1128 | ||
1129 | if ((priv->tx_rate >> 4) == 1) | |
1130 | rate->nss = 2; | |
1131 | else | |
1132 | rate->nss = 1; | |
1133 | } | |
1134 | } else { | |
1135 | /* | |
1136 | * Bit 0 in tx_htinfo indicates that current Tx rate | |
1137 | * is 11n rate. Valid MCS index values for us are 0 to 15. | |
1138 | */ | |
1139 | if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { | |
1140 | rate->mcs = priv->tx_rate; | |
1141 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
b51f3bee | 1142 | rate->bw = RATE_INFO_BW_20; |
a5f39056 | 1143 | if (tx_htinfo & BIT(1)) |
b51f3bee | 1144 | rate->bw = RATE_INFO_BW_40; |
a5f39056 YAP |
1145 | if (tx_htinfo & BIT(2)) |
1146 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
1147 | } | |
1148 | } | |
1149 | } | |
1150 | ||
5e6e3a92 BZ |
1151 | /* |
1152 | * This function dumps the station information on a buffer. | |
1153 | * | |
1154 | * The following information are shown - | |
1155 | * - Total bytes transmitted | |
1156 | * - Total bytes received | |
1157 | * - Total packets transmitted | |
1158 | * - Total packets received | |
1159 | * - Signal quality level | |
1160 | * - Transmission rate | |
1161 | */ | |
1162 | static int | |
1163 | mwifiex_dump_station_info(struct mwifiex_private *priv, | |
1164 | struct station_info *sinfo) | |
1165 | { | |
006606c0 | 1166 | u32 rate; |
5e6e3a92 | 1167 | |
319090bf JB |
1168 | sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | BIT(NL80211_STA_INFO_TX_BYTES) | |
1169 | BIT(NL80211_STA_INFO_RX_PACKETS) | BIT(NL80211_STA_INFO_TX_PACKETS) | | |
1170 | BIT(NL80211_STA_INFO_TX_BITRATE) | | |
1171 | BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG); | |
5e6e3a92 BZ |
1172 | |
1173 | /* Get signal information from the firmware */ | |
fa0ecbb9 BZ |
1174 | if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, |
1175 | HostCmd_ACT_GEN_GET, 0, NULL, true)) { | |
958a4a86 AK |
1176 | dev_err(priv->adapter->dev, "failed to get signal information\n"); |
1177 | return -EFAULT; | |
5e6e3a92 BZ |
1178 | } |
1179 | ||
1180 | if (mwifiex_drv_get_data_rate(priv, &rate)) { | |
1181 | dev_err(priv->adapter->dev, "getting data rate\n"); | |
958a4a86 | 1182 | return -EFAULT; |
5e6e3a92 BZ |
1183 | } |
1184 | ||
caf60a6c | 1185 | /* Get DTIM period information from firmware */ |
fa0ecbb9 BZ |
1186 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
1187 | HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, | |
1188 | &priv->dtim_period, true); | |
caf60a6c | 1189 | |
a5f39056 | 1190 | mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate); |
4ec6f9c0 | 1191 | |
7013d3e2 | 1192 | sinfo->signal_avg = priv->bcn_rssi_avg; |
5e6e3a92 BZ |
1193 | sinfo->rx_bytes = priv->stats.rx_bytes; |
1194 | sinfo->tx_bytes = priv->stats.tx_bytes; | |
1195 | sinfo->rx_packets = priv->stats.rx_packets; | |
1196 | sinfo->tx_packets = priv->stats.tx_packets; | |
958a4a86 | 1197 | sinfo->signal = priv->bcn_rssi_avg; |
4ec6f9c0 | 1198 | /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ |
006606c0 | 1199 | sinfo->txrate.legacy = rate * 5; |
5e6e3a92 | 1200 | |
c4f3b972 | 1201 | if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
319090bf | 1202 | sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); |
c4f3b972 AK |
1203 | sinfo->bss_param.flags = 0; |
1204 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
1205 | WLAN_CAPABILITY_SHORT_PREAMBLE) | |
1206 | sinfo->bss_param.flags |= | |
1207 | BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
1208 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
1209 | WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
1210 | sinfo->bss_param.flags |= | |
1211 | BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
caf60a6c | 1212 | sinfo->bss_param.dtim_period = priv->dtim_period; |
c4f3b972 AK |
1213 | sinfo->bss_param.beacon_interval = |
1214 | priv->curr_bss_params.bss_descriptor.beacon_period; | |
1215 | } | |
1216 | ||
958a4a86 | 1217 | return 0; |
5e6e3a92 BZ |
1218 | } |
1219 | ||
1220 | /* | |
1221 | * CFG802.11 operation handler to get station information. | |
1222 | * | |
1223 | * This function only works in connected mode, and dumps the | |
1224 | * requested station information, if available. | |
1225 | */ | |
1226 | static int | |
1227 | mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 1228 | const u8 *mac, struct station_info *sinfo) |
5e6e3a92 BZ |
1229 | { |
1230 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
5e6e3a92 | 1231 | |
5e6e3a92 BZ |
1232 | if (!priv->media_connected) |
1233 | return -ENOENT; | |
1234 | if (memcmp(mac, priv->cfg_bssid, ETH_ALEN)) | |
1235 | return -ENOENT; | |
1236 | ||
636c4598 | 1237 | return mwifiex_dump_station_info(priv, sinfo); |
5e6e3a92 BZ |
1238 | } |
1239 | ||
f85aae6b AK |
1240 | /* |
1241 | * CFG802.11 operation handler to dump station information. | |
1242 | */ | |
1243 | static int | |
1244 | mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
1245 | int idx, u8 *mac, struct station_info *sinfo) | |
1246 | { | |
1247 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1248 | ||
1249 | if (!priv->media_connected || idx) | |
1250 | return -ENOENT; | |
1251 | ||
1252 | memcpy(mac, priv->cfg_bssid, ETH_ALEN); | |
1253 | ||
1254 | return mwifiex_dump_station_info(priv, sinfo); | |
1255 | } | |
1256 | ||
6bc6c49f XH |
1257 | static int |
1258 | mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, | |
1259 | int idx, struct survey_info *survey) | |
1260 | { | |
1261 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1262 | struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats; | |
1263 | enum ieee80211_band band; | |
1264 | ||
1265 | dev_dbg(priv->adapter->dev, "dump_survey idx=%d\n", idx); | |
1266 | ||
1267 | memset(survey, 0, sizeof(struct survey_info)); | |
1268 | ||
1269 | if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && | |
1270 | priv->media_connected && idx == 0) { | |
1271 | u8 curr_bss_band = priv->curr_bss_params.band; | |
1272 | u32 chan = priv->curr_bss_params.bss_descriptor.channel; | |
1273 | ||
1274 | band = mwifiex_band_to_radio_type(curr_bss_band); | |
1275 | survey->channel = ieee80211_get_channel(wiphy, | |
1276 | ieee80211_channel_to_frequency(chan, band)); | |
1277 | ||
1278 | if (priv->bcn_nf_last) { | |
1279 | survey->filled = SURVEY_INFO_NOISE_DBM; | |
1280 | survey->noise = priv->bcn_nf_last; | |
1281 | } | |
1282 | return 0; | |
1283 | } | |
1284 | ||
1285 | if (idx >= priv->adapter->num_in_chan_stats) | |
1286 | return -ENOENT; | |
1287 | ||
1288 | if (!pchan_stats[idx].cca_scan_dur) | |
1289 | return 0; | |
1290 | ||
1291 | band = pchan_stats[idx].bandcfg; | |
1292 | survey->channel = ieee80211_get_channel(wiphy, | |
1293 | ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band)); | |
1294 | survey->filled = SURVEY_INFO_NOISE_DBM | | |
4ed20beb JB |
1295 | SURVEY_INFO_TIME | |
1296 | SURVEY_INFO_TIME_BUSY; | |
6bc6c49f | 1297 | survey->noise = pchan_stats[idx].noise; |
4ed20beb JB |
1298 | survey->time = pchan_stats[idx].cca_scan_dur; |
1299 | survey->time_busy = pchan_stats[idx].cca_busy_dur; | |
6bc6c49f XH |
1300 | |
1301 | return 0; | |
1302 | } | |
1303 | ||
5e6e3a92 | 1304 | /* Supported rates to be advertised to the cfg80211 */ |
5e6e3a92 BZ |
1305 | static struct ieee80211_rate mwifiex_rates[] = { |
1306 | {.bitrate = 10, .hw_value = 2, }, | |
1307 | {.bitrate = 20, .hw_value = 4, }, | |
1308 | {.bitrate = 55, .hw_value = 11, }, | |
1309 | {.bitrate = 110, .hw_value = 22, }, | |
5e6e3a92 BZ |
1310 | {.bitrate = 60, .hw_value = 12, }, |
1311 | {.bitrate = 90, .hw_value = 18, }, | |
1312 | {.bitrate = 120, .hw_value = 24, }, | |
1313 | {.bitrate = 180, .hw_value = 36, }, | |
1314 | {.bitrate = 240, .hw_value = 48, }, | |
1315 | {.bitrate = 360, .hw_value = 72, }, | |
1316 | {.bitrate = 480, .hw_value = 96, }, | |
1317 | {.bitrate = 540, .hw_value = 108, }, | |
5e6e3a92 BZ |
1318 | }; |
1319 | ||
1320 | /* Channel definitions to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1321 | static struct ieee80211_channel mwifiex_channels_2ghz[] = { |
1322 | {.center_freq = 2412, .hw_value = 1, }, | |
1323 | {.center_freq = 2417, .hw_value = 2, }, | |
1324 | {.center_freq = 2422, .hw_value = 3, }, | |
1325 | {.center_freq = 2427, .hw_value = 4, }, | |
1326 | {.center_freq = 2432, .hw_value = 5, }, | |
1327 | {.center_freq = 2437, .hw_value = 6, }, | |
1328 | {.center_freq = 2442, .hw_value = 7, }, | |
1329 | {.center_freq = 2447, .hw_value = 8, }, | |
1330 | {.center_freq = 2452, .hw_value = 9, }, | |
1331 | {.center_freq = 2457, .hw_value = 10, }, | |
1332 | {.center_freq = 2462, .hw_value = 11, }, | |
1333 | {.center_freq = 2467, .hw_value = 12, }, | |
1334 | {.center_freq = 2472, .hw_value = 13, }, | |
1335 | {.center_freq = 2484, .hw_value = 14, }, | |
1336 | }; | |
1337 | ||
1338 | static struct ieee80211_supported_band mwifiex_band_2ghz = { | |
1339 | .channels = mwifiex_channels_2ghz, | |
1340 | .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), | |
1341 | .bitrates = mwifiex_rates, | |
8763848e | 1342 | .n_bitrates = ARRAY_SIZE(mwifiex_rates), |
5e6e3a92 BZ |
1343 | }; |
1344 | ||
1345 | static struct ieee80211_channel mwifiex_channels_5ghz[] = { | |
1346 | {.center_freq = 5040, .hw_value = 8, }, | |
1347 | {.center_freq = 5060, .hw_value = 12, }, | |
1348 | {.center_freq = 5080, .hw_value = 16, }, | |
1349 | {.center_freq = 5170, .hw_value = 34, }, | |
1350 | {.center_freq = 5190, .hw_value = 38, }, | |
1351 | {.center_freq = 5210, .hw_value = 42, }, | |
1352 | {.center_freq = 5230, .hw_value = 46, }, | |
1353 | {.center_freq = 5180, .hw_value = 36, }, | |
1354 | {.center_freq = 5200, .hw_value = 40, }, | |
1355 | {.center_freq = 5220, .hw_value = 44, }, | |
1356 | {.center_freq = 5240, .hw_value = 48, }, | |
1357 | {.center_freq = 5260, .hw_value = 52, }, | |
1358 | {.center_freq = 5280, .hw_value = 56, }, | |
1359 | {.center_freq = 5300, .hw_value = 60, }, | |
1360 | {.center_freq = 5320, .hw_value = 64, }, | |
1361 | {.center_freq = 5500, .hw_value = 100, }, | |
1362 | {.center_freq = 5520, .hw_value = 104, }, | |
1363 | {.center_freq = 5540, .hw_value = 108, }, | |
1364 | {.center_freq = 5560, .hw_value = 112, }, | |
1365 | {.center_freq = 5580, .hw_value = 116, }, | |
1366 | {.center_freq = 5600, .hw_value = 120, }, | |
1367 | {.center_freq = 5620, .hw_value = 124, }, | |
1368 | {.center_freq = 5640, .hw_value = 128, }, | |
1369 | {.center_freq = 5660, .hw_value = 132, }, | |
1370 | {.center_freq = 5680, .hw_value = 136, }, | |
1371 | {.center_freq = 5700, .hw_value = 140, }, | |
1372 | {.center_freq = 5745, .hw_value = 149, }, | |
1373 | {.center_freq = 5765, .hw_value = 153, }, | |
1374 | {.center_freq = 5785, .hw_value = 157, }, | |
1375 | {.center_freq = 5805, .hw_value = 161, }, | |
1376 | {.center_freq = 5825, .hw_value = 165, }, | |
1377 | }; | |
1378 | ||
1379 | static struct ieee80211_supported_band mwifiex_band_5ghz = { | |
1380 | .channels = mwifiex_channels_5ghz, | |
1381 | .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), | |
eb416ad3 AP |
1382 | .bitrates = mwifiex_rates + 4, |
1383 | .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4, | |
5e6e3a92 BZ |
1384 | }; |
1385 | ||
1386 | ||
1387 | /* Supported crypto cipher suits to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1388 | static const u32 mwifiex_cipher_suites[] = { |
1389 | WLAN_CIPHER_SUITE_WEP40, | |
1390 | WLAN_CIPHER_SUITE_WEP104, | |
1391 | WLAN_CIPHER_SUITE_TKIP, | |
1392 | WLAN_CIPHER_SUITE_CCMP, | |
53b11231 | 1393 | WLAN_CIPHER_SUITE_AES_CMAC, |
5e6e3a92 BZ |
1394 | }; |
1395 | ||
83719be8 SP |
1396 | /* Supported mgmt frame types to be advertised to cfg80211 */ |
1397 | static const struct ieee80211_txrx_stypes | |
1398 | mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { | |
1399 | [NL80211_IFTYPE_STATION] = { | |
1400 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1401 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1402 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1403 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1404 | }, | |
1405 | [NL80211_IFTYPE_AP] = { | |
1406 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1407 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1408 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1409 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1410 | }, | |
1411 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
1412 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1413 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1414 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1415 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1416 | }, | |
1417 | [NL80211_IFTYPE_P2P_GO] = { | |
1418 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1419 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1420 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1421 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1422 | }, | |
1423 | }; | |
1424 | ||
5d82c53a YAP |
1425 | /* |
1426 | * CFG802.11 operation handler for setting bit rates. | |
1427 | * | |
433c3990 AK |
1428 | * Function configures data rates to firmware using bitrate mask |
1429 | * provided by cfg80211. | |
5d82c53a YAP |
1430 | */ |
1431 | static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, | |
1432 | struct net_device *dev, | |
1433 | const u8 *peer, | |
1434 | const struct cfg80211_bitrate_mask *mask) | |
1435 | { | |
5d82c53a | 1436 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
433c3990 AK |
1437 | u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; |
1438 | enum ieee80211_band band; | |
c44379e2 | 1439 | struct mwifiex_adapter *adapter = priv->adapter; |
5d82c53a | 1440 | |
433c3990 | 1441 | if (!priv->media_connected) { |
c44379e2 | 1442 | dev_err(adapter->dev, |
433c3990 AK |
1443 | "Can not set Tx data rate in disconnected state\n"); |
1444 | return -EINVAL; | |
5d82c53a YAP |
1445 | } |
1446 | ||
433c3990 | 1447 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5d82c53a | 1448 | |
433c3990 | 1449 | memset(bitmap_rates, 0, sizeof(bitmap_rates)); |
5d82c53a | 1450 | |
433c3990 AK |
1451 | /* Fill HR/DSSS rates. */ |
1452 | if (band == IEEE80211_BAND_2GHZ) | |
1453 | bitmap_rates[0] = mask->control[band].legacy & 0x000f; | |
5d82c53a | 1454 | |
433c3990 AK |
1455 | /* Fill OFDM rates */ |
1456 | if (band == IEEE80211_BAND_2GHZ) | |
1457 | bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4; | |
1458 | else | |
1459 | bitmap_rates[1] = mask->control[band].legacy; | |
1460 | ||
d1e33e65 JD |
1461 | /* Fill HT MCS rates */ |
1462 | bitmap_rates[2] = mask->control[band].ht_mcs[0]; | |
c44379e2 | 1463 | if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) |
d1e33e65 | 1464 | bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8; |
433c3990 | 1465 | |
c44379e2 AK |
1466 | /* Fill VHT MCS rates */ |
1467 | if (adapter->fw_api_ver == MWIFIEX_FW_V15) { | |
1468 | bitmap_rates[10] = mask->control[band].vht_mcs[0]; | |
1469 | if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) | |
1470 | bitmap_rates[11] = mask->control[band].vht_mcs[1]; | |
1471 | } | |
1472 | ||
fa0ecbb9 BZ |
1473 | return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG, |
1474 | HostCmd_ACT_GEN_SET, 0, bitmap_rates, true); | |
5d82c53a YAP |
1475 | } |
1476 | ||
fa444bf8 AK |
1477 | /* |
1478 | * CFG802.11 operation handler for connection quality monitoring. | |
1479 | * | |
1480 | * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI | |
1481 | * events to FW. | |
1482 | */ | |
1483 | static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, | |
1484 | struct net_device *dev, | |
1485 | s32 rssi_thold, u32 rssi_hyst) | |
1486 | { | |
1487 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1488 | struct mwifiex_ds_misc_subsc_evt subsc_evt; | |
1489 | ||
1490 | priv->cqm_rssi_thold = rssi_thold; | |
1491 | priv->cqm_rssi_hyst = rssi_hyst; | |
1492 | ||
1493 | memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); | |
1494 | subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; | |
1495 | ||
1496 | /* Subscribe/unsubscribe low and high rssi events */ | |
1497 | if (rssi_thold && rssi_hyst) { | |
1498 | subsc_evt.action = HostCmd_ACT_BITWISE_SET; | |
1499 | subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold); | |
1500 | subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold); | |
1501 | subsc_evt.bcn_l_rssi_cfg.evt_freq = 1; | |
1502 | subsc_evt.bcn_h_rssi_cfg.evt_freq = 1; | |
fa0ecbb9 BZ |
1503 | return mwifiex_send_cmd(priv, |
1504 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1505 | 0, 0, &subsc_evt, true); | |
fa444bf8 AK |
1506 | } else { |
1507 | subsc_evt.action = HostCmd_ACT_BITWISE_CLR; | |
fa0ecbb9 BZ |
1508 | return mwifiex_send_cmd(priv, |
1509 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1510 | 0, 0, &subsc_evt, true); | |
fa444bf8 AK |
1511 | } |
1512 | ||
1513 | return 0; | |
1514 | } | |
1515 | ||
5370c836 AP |
1516 | /* cfg80211 operation handler for change_beacon. |
1517 | * Function retrieves and sets modified management IEs to FW. | |
1518 | */ | |
1519 | static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy, | |
1520 | struct net_device *dev, | |
1521 | struct cfg80211_beacon_data *data) | |
1522 | { | |
1523 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1524 | ||
9197ab9e | 1525 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) { |
5370c836 AP |
1526 | wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__); |
1527 | return -EINVAL; | |
1528 | } | |
1529 | ||
1530 | if (!priv->bss_started) { | |
1531 | wiphy_err(wiphy, "%s: bss not started\n", __func__); | |
1532 | return -EINVAL; | |
1533 | } | |
1534 | ||
1535 | if (mwifiex_set_mgmt_ies(priv, data)) { | |
1536 | wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__); | |
1537 | return -EFAULT; | |
1538 | } | |
1539 | ||
1540 | return 0; | |
1541 | } | |
1542 | ||
0f9e9b8b AP |
1543 | /* cfg80211 operation handler for del_station. |
1544 | * Function deauthenticates station which value is provided in mac parameter. | |
1545 | * If mac is NULL/broadcast, all stations in associated station list are | |
1546 | * deauthenticated. If bss is not started or there are no stations in | |
1547 | * associated stations list, no action is taken. | |
1548 | */ | |
1549 | static int | |
1550 | mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
89c771e5 | 1551 | struct station_del_parameters *params) |
0f9e9b8b AP |
1552 | { |
1553 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1554 | struct mwifiex_sta_node *sta_node; | |
fc99dd08 | 1555 | u8 deauth_mac[ETH_ALEN]; |
0f9e9b8b AP |
1556 | unsigned long flags; |
1557 | ||
1558 | if (list_empty(&priv->sta_list) || !priv->bss_started) | |
1559 | return 0; | |
1560 | ||
fc99dd08 AP |
1561 | if (!params->mac || is_broadcast_ether_addr(params->mac)) |
1562 | return 0; | |
1563 | ||
1564 | wiphy_dbg(wiphy, "%s: mac address %pM\n", __func__, params->mac); | |
1565 | ||
1566 | memset(deauth_mac, 0, ETH_ALEN); | |
1567 | ||
1568 | spin_lock_irqsave(&priv->sta_list_spinlock, flags); | |
1569 | sta_node = mwifiex_get_sta_entry(priv, params->mac); | |
1570 | if (sta_node) | |
1571 | ether_addr_copy(deauth_mac, params->mac); | |
1572 | spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); | |
1573 | ||
1574 | if (is_valid_ether_addr(deauth_mac)) { | |
1575 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, | |
1576 | HostCmd_ACT_GEN_SET, 0, | |
1577 | deauth_mac, true)) | |
1578 | return -1; | |
0f9e9b8b AP |
1579 | } |
1580 | ||
1581 | return 0; | |
1582 | } | |
1583 | ||
8a279d5b AK |
1584 | static int |
1585 | mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) | |
1586 | { | |
1587 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
1588 | struct mwifiex_private *priv = mwifiex_get_priv(adapter, | |
1589 | MWIFIEX_BSS_ROLE_ANY); | |
1590 | struct mwifiex_ds_ant_cfg ant_cfg; | |
1591 | ||
1592 | if (!tx_ant || !rx_ant) | |
1593 | return -EOPNOTSUPP; | |
1594 | ||
1595 | if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) { | |
1596 | /* Not a MIMO chip. User should provide specific antenna number | |
1597 | * for Tx/Rx path or enable all antennas for diversity | |
1598 | */ | |
1599 | if (tx_ant != rx_ant) | |
1600 | return -EOPNOTSUPP; | |
1601 | ||
1602 | if ((tx_ant & (tx_ant - 1)) && | |
1603 | (tx_ant != BIT(adapter->number_of_antenna) - 1)) | |
1604 | return -EOPNOTSUPP; | |
1605 | ||
1606 | if ((tx_ant == BIT(adapter->number_of_antenna) - 1) && | |
1607 | (priv->adapter->number_of_antenna > 1)) { | |
1608 | tx_ant = RF_ANTENNA_AUTO; | |
1609 | rx_ant = RF_ANTENNA_AUTO; | |
1610 | } | |
a5333914 AK |
1611 | } else { |
1612 | struct ieee80211_sta_ht_cap *ht_info; | |
1613 | int rx_mcs_supp; | |
1614 | enum ieee80211_band band; | |
1615 | ||
1616 | if ((tx_ant == 0x1 && rx_ant == 0x1)) { | |
1617 | adapter->user_dev_mcs_support = HT_STREAM_1X1; | |
1618 | if (adapter->is_hw_11ac_capable) | |
1619 | adapter->usr_dot_11ac_mcs_support = | |
1620 | MWIFIEX_11AC_MCS_MAP_1X1; | |
1621 | } else { | |
1622 | adapter->user_dev_mcs_support = HT_STREAM_2X2; | |
1623 | if (adapter->is_hw_11ac_capable) | |
1624 | adapter->usr_dot_11ac_mcs_support = | |
1625 | MWIFIEX_11AC_MCS_MAP_2X2; | |
1626 | } | |
1627 | ||
1628 | for (band = 0; band < IEEE80211_NUM_BANDS; band++) { | |
1629 | if (!adapter->wiphy->bands[band]) | |
1630 | continue; | |
1631 | ||
1632 | ht_info = &adapter->wiphy->bands[band]->ht_cap; | |
1633 | rx_mcs_supp = | |
1634 | GET_RXMCSSUPP(adapter->user_dev_mcs_support); | |
1635 | memset(&ht_info->mcs, 0, adapter->number_of_antenna); | |
1636 | memset(&ht_info->mcs, 0xff, rx_mcs_supp); | |
1637 | } | |
8a279d5b AK |
1638 | } |
1639 | ||
1640 | ant_cfg.tx_ant = tx_ant; | |
1641 | ant_cfg.rx_ant = rx_ant; | |
1642 | ||
fa0ecbb9 BZ |
1643 | return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA, |
1644 | HostCmd_ACT_GEN_SET, 0, &ant_cfg, true); | |
8a279d5b AK |
1645 | } |
1646 | ||
12190c5d AP |
1647 | /* cfg80211 operation handler for stop ap. |
1648 | * Function stops BSS running at uAP interface. | |
1649 | */ | |
1650 | static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) | |
1651 | { | |
1652 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1653 | ||
85afb186 AP |
1654 | mwifiex_abort_cac(priv); |
1655 | ||
40bbc21a AP |
1656 | if (mwifiex_del_mgmt_ies(priv)) |
1657 | wiphy_err(wiphy, "Failed to delete mgmt IEs!\n"); | |
1658 | ||
c8258913 | 1659 | priv->ap_11n_enabled = 0; |
35c739b5 | 1660 | memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg)); |
c8258913 | 1661 | |
fa0ecbb9 BZ |
1662 | if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, |
1663 | HostCmd_ACT_GEN_SET, 0, NULL, true)) { | |
12190c5d AP |
1664 | wiphy_err(wiphy, "Failed to stop the BSS\n"); |
1665 | return -1; | |
1666 | } | |
1667 | ||
1668 | return 0; | |
1669 | } | |
1670 | ||
1671 | /* cfg80211 operation handler for start_ap. | |
1672 | * Function sets beacon period, DTIM period, SSID and security into | |
1673 | * AP config structure. | |
1674 | * AP is configured with these settings and BSS is started. | |
1675 | */ | |
1676 | static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, | |
1677 | struct net_device *dev, | |
1678 | struct cfg80211_ap_settings *params) | |
1679 | { | |
1680 | struct mwifiex_uap_bss_param *bss_cfg; | |
1681 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1682 | ||
9197ab9e | 1683 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) |
f752dcd5 AP |
1684 | return -1; |
1685 | ||
12190c5d AP |
1686 | bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL); |
1687 | if (!bss_cfg) | |
1688 | return -ENOMEM; | |
1689 | ||
1690 | mwifiex_set_sys_config_invalid_data(bss_cfg); | |
1691 | ||
1692 | if (params->beacon_interval) | |
1693 | bss_cfg->beacon_period = params->beacon_interval; | |
1694 | if (params->dtim_period) | |
1695 | bss_cfg->dtim_period = params->dtim_period; | |
1696 | ||
1697 | if (params->ssid && params->ssid_len) { | |
1698 | memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len); | |
1699 | bss_cfg->ssid.ssid_len = params->ssid_len; | |
1700 | } | |
b654ca18 AP |
1701 | if (params->inactivity_timeout > 0) { |
1702 | /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */ | |
1703 | bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout; | |
1704 | bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout; | |
1705 | } | |
12190c5d | 1706 | |
7a1c9934 AP |
1707 | switch (params->hidden_ssid) { |
1708 | case NL80211_HIDDEN_SSID_NOT_IN_USE: | |
1709 | bss_cfg->bcast_ssid_ctl = 1; | |
1710 | break; | |
1711 | case NL80211_HIDDEN_SSID_ZERO_LEN: | |
1712 | bss_cfg->bcast_ssid_ctl = 0; | |
1713 | break; | |
1714 | case NL80211_HIDDEN_SSID_ZERO_CONTENTS: | |
1715 | /* firmware doesn't support this type of hidden SSID */ | |
1716 | default: | |
b3190466 | 1717 | kfree(bss_cfg); |
7a1c9934 AP |
1718 | return -EINVAL; |
1719 | } | |
1720 | ||
b654ca18 | 1721 | mwifiex_uap_set_channel(bss_cfg, params->chandef); |
a3c2c4f6 | 1722 | mwifiex_set_uap_rates(bss_cfg, params); |
05910f4a | 1723 | |
f752dcd5 AP |
1724 | if (mwifiex_set_secure_params(priv, bss_cfg, params)) { |
1725 | kfree(bss_cfg); | |
1726 | wiphy_err(wiphy, "Failed to parse secuirty parameters!\n"); | |
1727 | return -1; | |
1728 | } | |
1729 | ||
22281256 | 1730 | mwifiex_set_ht_params(priv, bss_cfg, params); |
83c78da9 YAP |
1731 | |
1732 | if (priv->adapter->is_hw_11ac_capable) { | |
1733 | mwifiex_set_vht_params(priv, bss_cfg, params); | |
1734 | mwifiex_set_vht_width(priv, params->chandef.width, | |
1735 | priv->ap_11ac_enabled); | |
1736 | } | |
1737 | ||
2b6254da AP |
1738 | if (priv->ap_11ac_enabled) |
1739 | mwifiex_set_11ac_ba_params(priv); | |
1740 | else | |
1741 | mwifiex_set_ba_params(priv); | |
1742 | ||
54428c57 | 1743 | mwifiex_set_wmm_params(priv, bss_cfg, params); |
22281256 | 1744 | |
cf075eac AP |
1745 | if (mwifiex_is_11h_active(priv) && |
1746 | !cfg80211_chandef_dfs_required(wiphy, ¶ms->chandef, | |
1747 | priv->bss_mode)) { | |
1748 | dev_dbg(priv->adapter->dev, "Disable 11h extensions in FW\n"); | |
1749 | if (mwifiex_11h_activate(priv, false)) { | |
1750 | dev_err(priv->adapter->dev, | |
1751 | "Failed to disable 11h extensions!!"); | |
1752 | return -1; | |
1753 | } | |
1754 | priv->state_11h.is_11h_active = true; | |
1755 | } | |
1756 | ||
b654ca18 AP |
1757 | if (mwifiex_config_start_uap(priv, bss_cfg)) { |
1758 | wiphy_err(wiphy, "Failed to start AP\n"); | |
12190c5d AP |
1759 | kfree(bss_cfg); |
1760 | return -1; | |
1761 | } | |
1762 | ||
b0d4c5ec AP |
1763 | if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon)) |
1764 | return -1; | |
1765 | ||
35c739b5 | 1766 | memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg)); |
12190c5d | 1767 | kfree(bss_cfg); |
12190c5d AP |
1768 | return 0; |
1769 | } | |
1770 | ||
5e6e3a92 BZ |
1771 | /* |
1772 | * CFG802.11 operation handler for disconnection request. | |
1773 | * | |
1774 | * This function does not work when there is already a disconnection | |
1775 | * procedure going on. | |
1776 | */ | |
1777 | static int | |
1778 | mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, | |
1779 | u16 reason_code) | |
1780 | { | |
1781 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1782 | ||
600f5d90 | 1783 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1784 | return -EFAULT; |
1785 | ||
1786 | wiphy_dbg(wiphy, "info: successfully disconnected from %pM:" | |
1787 | " reason code %d\n", priv->cfg_bssid, reason_code); | |
1788 | ||
38c9d664 | 1789 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
587b36d3 | 1790 | priv->hs2_enabled = false; |
5e6e3a92 BZ |
1791 | |
1792 | return 0; | |
1793 | } | |
1794 | ||
1795 | /* | |
1796 | * This function informs the CFG802.11 subsystem of a new IBSS. | |
1797 | * | |
1798 | * The following information are sent to the CFG802.11 subsystem | |
1799 | * to register the new IBSS. If we do not register the new IBSS, | |
1800 | * a kernel panic will result. | |
1801 | * - SSID | |
1802 | * - SSID length | |
1803 | * - BSSID | |
1804 | * - Channel | |
1805 | */ | |
1806 | static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) | |
1807 | { | |
5e6e3a92 BZ |
1808 | struct ieee80211_channel *chan; |
1809 | struct mwifiex_bss_info bss_info; | |
aa95a48d | 1810 | struct cfg80211_bss *bss; |
270e58e8 | 1811 | int ie_len; |
5e6e3a92 | 1812 | u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; |
4ed5d521 | 1813 | enum ieee80211_band band; |
5e6e3a92 | 1814 | |
636c4598 YAP |
1815 | if (mwifiex_get_bss_info(priv, &bss_info)) |
1816 | return -1; | |
5e6e3a92 BZ |
1817 | |
1818 | ie_buf[0] = WLAN_EID_SSID; | |
1819 | ie_buf[1] = bss_info.ssid.ssid_len; | |
1820 | ||
1821 | memcpy(&ie_buf[sizeof(struct ieee_types_header)], | |
aea0701e | 1822 | &bss_info.ssid.ssid, bss_info.ssid.ssid_len); |
5e6e3a92 BZ |
1823 | ie_len = ie_buf[1] + sizeof(struct ieee_types_header); |
1824 | ||
4ed5d521 | 1825 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
4facc34a | 1826 | chan = __ieee80211_get_channel(priv->wdev.wiphy, |
5e6e3a92 | 1827 | ieee80211_channel_to_frequency(bss_info.bss_chan, |
4ed5d521 | 1828 | band)); |
5e6e3a92 | 1829 | |
4facc34a | 1830 | bss = cfg80211_inform_bss(priv->wdev.wiphy, chan, |
5bc8c1f2 | 1831 | CFG80211_BSS_FTYPE_UNKNOWN, |
aea0701e YAP |
1832 | bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, |
1833 | 0, ie_buf, ie_len, 0, GFP_KERNEL); | |
4facc34a | 1834 | cfg80211_put_bss(priv->wdev.wiphy, bss); |
5e6e3a92 BZ |
1835 | memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); |
1836 | ||
636c4598 | 1837 | return 0; |
5e6e3a92 BZ |
1838 | } |
1839 | ||
5e6e3a92 BZ |
1840 | /* |
1841 | * This function connects with a BSS. | |
1842 | * | |
1843 | * This function handles both Infra and Ad-Hoc modes. It also performs | |
1844 | * validity checking on the provided parameters, disconnects from the | |
1845 | * current BSS (if any), sets up the association/scan parameters, | |
1846 | * including security settings, and performs specific SSID scan before | |
1847 | * trying to connect. | |
1848 | * | |
1849 | * For Infra mode, the function returns failure if the specified SSID | |
1850 | * is not found in scan table. However, for Ad-Hoc mode, it can create | |
1851 | * the IBSS if it does not exist. On successful completion in either case, | |
7c6fa2a8 | 1852 | * the function notifies the CFG802.11 subsystem of the new BSS connection. |
5e6e3a92 BZ |
1853 | */ |
1854 | static int | |
664834de JM |
1855 | mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, |
1856 | const u8 *ssid, const u8 *bssid, int mode, | |
1857 | struct ieee80211_channel *channel, | |
5e6e3a92 BZ |
1858 | struct cfg80211_connect_params *sme, bool privacy) |
1859 | { | |
b9be5f39 | 1860 | struct cfg80211_ssid req_ssid; |
270e58e8 | 1861 | int ret, auth_type = 0; |
7c6fa2a8 | 1862 | struct cfg80211_bss *bss = NULL; |
d7b9c520 | 1863 | u8 is_scanning_required = 0; |
5e6e3a92 | 1864 | |
b9be5f39 | 1865 | memset(&req_ssid, 0, sizeof(struct cfg80211_ssid)); |
5e6e3a92 BZ |
1866 | |
1867 | req_ssid.ssid_len = ssid_len; | |
1868 | if (ssid_len > IEEE80211_MAX_SSID_LEN) { | |
1869 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1870 | return -EINVAL; | |
1871 | } | |
1872 | ||
1873 | memcpy(req_ssid.ssid, ssid, ssid_len); | |
1874 | if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) { | |
1875 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1876 | return -EINVAL; | |
1877 | } | |
1878 | ||
6670f15b AK |
1879 | /* As this is new association, clear locally stored |
1880 | * keys and security related flags */ | |
1881 | priv->sec_info.wpa_enabled = false; | |
1882 | priv->sec_info.wpa2_enabled = false; | |
1883 | priv->wep_key_curr_index = 0; | |
00f157b4 | 1884 | priv->sec_info.encryption_mode = 0; |
a0f6d6ca | 1885 | priv->sec_info.is_authtype_auto = 0; |
53b11231 | 1886 | ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1); |
5e6e3a92 | 1887 | |
eecd8250 | 1888 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1889 | /* "privacy" is set only for ad-hoc mode */ |
1890 | if (privacy) { | |
1891 | /* | |
2be50b8d | 1892 | * Keep WLAN_CIPHER_SUITE_WEP104 for now so that |
5e6e3a92 BZ |
1893 | * the firmware can find a matching network from the |
1894 | * scan. The cfg80211 does not give us the encryption | |
1895 | * mode at this stage so just setting it to WEP here. | |
1896 | */ | |
203afeca | 1897 | priv->sec_info.encryption_mode = |
2be50b8d | 1898 | WLAN_CIPHER_SUITE_WEP104; |
203afeca | 1899 | priv->sec_info.authentication_mode = |
f986b6d5 | 1900 | NL80211_AUTHTYPE_OPEN_SYSTEM; |
5e6e3a92 BZ |
1901 | } |
1902 | ||
1903 | goto done; | |
1904 | } | |
1905 | ||
1906 | /* Now handle infra mode. "sme" is valid for infra mode only */ | |
a0f6d6ca | 1907 | if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) { |
f986b6d5 | 1908 | auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
a0f6d6ca AK |
1909 | priv->sec_info.is_authtype_auto = 1; |
1910 | } else { | |
1911 | auth_type = sme->auth_type; | |
1912 | } | |
5e6e3a92 BZ |
1913 | |
1914 | if (sme->crypto.n_ciphers_pairwise) { | |
2be50b8d YAP |
1915 | priv->sec_info.encryption_mode = |
1916 | sme->crypto.ciphers_pairwise[0]; | |
203afeca | 1917 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1918 | } |
1919 | ||
1920 | if (sme->crypto.cipher_group) { | |
2be50b8d | 1921 | priv->sec_info.encryption_mode = sme->crypto.cipher_group; |
203afeca | 1922 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1923 | } |
1924 | if (sme->ie) | |
1925 | ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len); | |
1926 | ||
1927 | if (sme->key) { | |
e6faada5 | 1928 | if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) { |
5e6e3a92 BZ |
1929 | dev_dbg(priv->adapter->dev, |
1930 | "info: setting wep encryption" | |
1931 | " with key len %d\n", sme->key_len); | |
6670f15b | 1932 | priv->wep_key_curr_index = sme->key_idx; |
53b11231 YL |
1933 | ret = mwifiex_set_encode(priv, NULL, sme->key, |
1934 | sme->key_len, sme->key_idx, | |
1935 | NULL, 0); | |
5e6e3a92 BZ |
1936 | } |
1937 | } | |
1938 | done: | |
7c6fa2a8 AK |
1939 | /* |
1940 | * Scan entries are valid for some time (15 sec). So we can save one | |
1941 | * active scan time if we just try cfg80211_get_bss first. If it fails | |
1942 | * then request scan and cfg80211_get_bss() again for final output. | |
1943 | */ | |
1944 | while (1) { | |
1945 | if (is_scanning_required) { | |
1946 | /* Do specific SSID scanning */ | |
1947 | if (mwifiex_request_scan(priv, &req_ssid)) { | |
1948 | dev_err(priv->adapter->dev, "scan error\n"); | |
1949 | return -EFAULT; | |
1950 | } | |
1951 | } | |
5e6e3a92 | 1952 | |
7c6fa2a8 AK |
1953 | /* Find the BSS we want using available scan results */ |
1954 | if (mode == NL80211_IFTYPE_ADHOC) | |
4facc34a | 1955 | bss = cfg80211_get_bss(priv->wdev.wiphy, channel, |
7c6fa2a8 AK |
1956 | bssid, ssid, ssid_len, |
1957 | WLAN_CAPABILITY_IBSS, | |
1958 | WLAN_CAPABILITY_IBSS); | |
1959 | else | |
4facc34a | 1960 | bss = cfg80211_get_bss(priv->wdev.wiphy, channel, |
7c6fa2a8 AK |
1961 | bssid, ssid, ssid_len, |
1962 | WLAN_CAPABILITY_ESS, | |
1963 | WLAN_CAPABILITY_ESS); | |
1964 | ||
1965 | if (!bss) { | |
1966 | if (is_scanning_required) { | |
aea0701e YAP |
1967 | dev_warn(priv->adapter->dev, |
1968 | "assoc: requested bss not found in scan results\n"); | |
7c6fa2a8 AK |
1969 | break; |
1970 | } | |
1971 | is_scanning_required = 1; | |
1972 | } else { | |
aea0701e YAP |
1973 | dev_dbg(priv->adapter->dev, |
1974 | "info: trying to associate to '%s' bssid %pM\n", | |
1975 | (char *) req_ssid.ssid, bss->bssid); | |
7c6fa2a8 AK |
1976 | memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); |
1977 | break; | |
1978 | } | |
5e6e3a92 BZ |
1979 | } |
1980 | ||
06975884 AK |
1981 | ret = mwifiex_bss_start(priv, bss, &req_ssid); |
1982 | if (ret) | |
1983 | return ret; | |
5e6e3a92 | 1984 | |
eecd8250 | 1985 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1986 | /* Inform the BSS information to kernel, otherwise |
1987 | * kernel will give a panic after successful assoc */ | |
1988 | if (mwifiex_cfg80211_inform_ibss_bss(priv)) | |
1989 | return -EFAULT; | |
1990 | } | |
1991 | ||
1992 | return ret; | |
1993 | } | |
1994 | ||
1995 | /* | |
1996 | * CFG802.11 operation handler for association request. | |
1997 | * | |
1998 | * This function does not work when the current mode is set to Ad-Hoc, or | |
1999 | * when there is already an association procedure going on. The given BSS | |
2000 | * information is used to associate. | |
2001 | */ | |
2002 | static int | |
2003 | mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, | |
2004 | struct cfg80211_connect_params *sme) | |
2005 | { | |
2006 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
e00483f7 | 2007 | struct mwifiex_adapter *adapter = priv->adapter; |
8bc77a4d | 2008 | int ret; |
5e6e3a92 | 2009 | |
953b3539 | 2010 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) { |
8bc77a4d | 2011 | wiphy_err(wiphy, |
953b3539 | 2012 | "%s: reject infra assoc request in non-STA role\n", |
8bc77a4d BZ |
2013 | dev->name); |
2014 | return -EINVAL; | |
e568634a AP |
2015 | } |
2016 | ||
4facc34a | 2017 | if (priv->wdev.current_bss) { |
71954f24 UR |
2018 | wiphy_warn(wiphy, "%s: already connected\n", dev->name); |
2019 | return -EALREADY; | |
2020 | } | |
2021 | ||
e00483f7 AK |
2022 | if (adapter->surprise_removed || adapter->is_cmd_timedout) { |
2023 | wiphy_err(wiphy, | |
2024 | "%s: Ignore connection. Card removed or FW in bad state\n", | |
2025 | dev->name); | |
2026 | return -EFAULT; | |
2027 | } | |
2028 | ||
5e6e3a92 | 2029 | wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n", |
aea0701e | 2030 | (char *) sme->ssid, sme->bssid); |
5e6e3a92 BZ |
2031 | |
2032 | ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, | |
eecd8250 | 2033 | priv->bss_mode, sme->channel, sme, 0); |
38c9d664 AK |
2034 | if (!ret) { |
2035 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0, | |
2036 | NULL, 0, WLAN_STATUS_SUCCESS, | |
2037 | GFP_KERNEL); | |
2038 | dev_dbg(priv->adapter->dev, | |
2039 | "info: associated to bssid %pM successfully\n", | |
2040 | priv->cfg_bssid); | |
9927baa3 AP |
2041 | if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && |
2042 | priv->adapter->auto_tdls && | |
2043 | priv->bss_type == MWIFIEX_BSS_TYPE_STA) | |
2044 | mwifiex_setup_auto_tdls_timer(priv); | |
38c9d664 AK |
2045 | } else { |
2046 | dev_dbg(priv->adapter->dev, | |
2047 | "info: association to bssid %pM failed\n", | |
2048 | priv->cfg_bssid); | |
2049 | memset(priv->cfg_bssid, 0, ETH_ALEN); | |
06975884 AK |
2050 | |
2051 | if (ret > 0) | |
2052 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
2053 | NULL, 0, NULL, 0, ret, | |
2054 | GFP_KERNEL); | |
2055 | else | |
2056 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
2057 | NULL, 0, NULL, 0, | |
2058 | WLAN_STATUS_UNSPECIFIED_FAILURE, | |
2059 | GFP_KERNEL); | |
38c9d664 AK |
2060 | } |
2061 | ||
06975884 | 2062 | return 0; |
5e6e3a92 BZ |
2063 | } |
2064 | ||
05910f4a AK |
2065 | /* |
2066 | * This function sets following parameters for ibss network. | |
2067 | * - channel | |
2068 | * - start band | |
2069 | * - 11n flag | |
2070 | * - secondary channel offset | |
2071 | */ | |
2072 | static int mwifiex_set_ibss_params(struct mwifiex_private *priv, | |
2073 | struct cfg80211_ibss_params *params) | |
2074 | { | |
4facc34a | 2075 | struct wiphy *wiphy = priv->wdev.wiphy; |
05910f4a AK |
2076 | struct mwifiex_adapter *adapter = priv->adapter; |
2077 | int index = 0, i; | |
2078 | u8 config_bands = 0; | |
2079 | ||
683b6d3b | 2080 | if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { |
05910f4a AK |
2081 | if (!params->basic_rates) { |
2082 | config_bands = BAND_B | BAND_G; | |
2083 | } else { | |
2084 | for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { | |
2085 | /* | |
2086 | * Rates below 6 Mbps in the table are CCK | |
2087 | * rates; 802.11b and from 6 they are OFDM; | |
2088 | * 802.11G | |
2089 | */ | |
2090 | if (mwifiex_rates[i].bitrate == 60) { | |
2091 | index = 1 << i; | |
2092 | break; | |
2093 | } | |
2094 | } | |
2095 | ||
2096 | if (params->basic_rates < index) { | |
2097 | config_bands = BAND_B; | |
2098 | } else { | |
2099 | config_bands = BAND_G; | |
2100 | if (params->basic_rates % index) | |
2101 | config_bands |= BAND_B; | |
2102 | } | |
2103 | } | |
2104 | ||
683b6d3b JB |
2105 | if (cfg80211_get_chandef_type(¶ms->chandef) != |
2106 | NL80211_CHAN_NO_HT) | |
3b86acb8 | 2107 | config_bands |= BAND_G | BAND_GN; |
05910f4a | 2108 | } else { |
c3ff0b2d | 2109 | if (cfg80211_get_chandef_type(¶ms->chandef) == |
683b6d3b | 2110 | NL80211_CHAN_NO_HT) |
05910f4a AK |
2111 | config_bands = BAND_A; |
2112 | else | |
2113 | config_bands = BAND_AN | BAND_A; | |
2114 | } | |
2115 | ||
2116 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) { | |
2117 | adapter->config_bands = config_bands; | |
2118 | adapter->adhoc_start_band = config_bands; | |
2119 | ||
2120 | if ((config_bands & BAND_GN) || (config_bands & BAND_AN)) | |
2121 | adapter->adhoc_11n_enabled = true; | |
2122 | else | |
2123 | adapter->adhoc_11n_enabled = false; | |
2124 | } | |
2125 | ||
2126 | adapter->sec_chan_offset = | |
683b6d3b JB |
2127 | mwifiex_chan_type_to_sec_chan_offset( |
2128 | cfg80211_get_chandef_type(¶ms->chandef)); | |
2129 | priv->adhoc_channel = ieee80211_frequency_to_channel( | |
2130 | params->chandef.chan->center_freq); | |
05910f4a AK |
2131 | |
2132 | wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n", | |
2133 | config_bands, priv->adhoc_channel, adapter->sec_chan_offset); | |
2134 | ||
2135 | return 0; | |
2136 | } | |
2137 | ||
5e6e3a92 BZ |
2138 | /* |
2139 | * CFG802.11 operation handler to join an IBSS. | |
2140 | * | |
2141 | * This function does not work in any mode other than Ad-Hoc, or if | |
2142 | * a join operation is already in progress. | |
2143 | */ | |
2144 | static int | |
2145 | mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, | |
2146 | struct cfg80211_ibss_params *params) | |
2147 | { | |
f540f9f3 | 2148 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 2149 | int ret = 0; |
5e6e3a92 | 2150 | |
eecd8250 | 2151 | if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
2152 | wiphy_err(wiphy, "request to join ibss received " |
2153 | "when station is not in ibss mode\n"); | |
2154 | goto done; | |
2155 | } | |
2156 | ||
5e6e3a92 | 2157 | wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n", |
aea0701e | 2158 | (char *) params->ssid, params->bssid); |
5e6e3a92 | 2159 | |
05910f4a AK |
2160 | mwifiex_set_ibss_params(priv, params); |
2161 | ||
5e6e3a92 | 2162 | ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, |
aea0701e | 2163 | params->bssid, priv->bss_mode, |
683b6d3b JB |
2164 | params->chandef.chan, NULL, |
2165 | params->privacy); | |
5e6e3a92 | 2166 | done: |
38c9d664 | 2167 | if (!ret) { |
fe94f3a4 AQ |
2168 | cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, |
2169 | params->chandef.chan, GFP_KERNEL); | |
38c9d664 AK |
2170 | dev_dbg(priv->adapter->dev, |
2171 | "info: joined/created adhoc network with bssid" | |
2172 | " %pM successfully\n", priv->cfg_bssid); | |
2173 | } else { | |
2174 | dev_dbg(priv->adapter->dev, | |
2175 | "info: failed creating/joining adhoc network\n"); | |
2176 | } | |
2177 | ||
5e6e3a92 BZ |
2178 | return ret; |
2179 | } | |
2180 | ||
2181 | /* | |
2182 | * CFG802.11 operation handler to leave an IBSS. | |
2183 | * | |
2184 | * This function does not work if a leave operation is | |
2185 | * already in progress. | |
2186 | */ | |
2187 | static int | |
2188 | mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
2189 | { | |
f540f9f3 | 2190 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 2191 | |
5e6e3a92 | 2192 | wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n", |
aea0701e | 2193 | priv->cfg_bssid); |
600f5d90 | 2194 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
2195 | return -EFAULT; |
2196 | ||
38c9d664 | 2197 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
2198 | |
2199 | return 0; | |
2200 | } | |
2201 | ||
2202 | /* | |
2203 | * CFG802.11 operation handler for scan request. | |
2204 | * | |
2205 | * This function issues a scan request to the firmware based upon | |
2206 | * the user specified scan configuration. On successfull completion, | |
2207 | * it also informs the results. | |
2208 | */ | |
2209 | static int | |
fd014284 | 2210 | mwifiex_cfg80211_scan(struct wiphy *wiphy, |
5e6e3a92 BZ |
2211 | struct cfg80211_scan_request *request) |
2212 | { | |
fd014284 | 2213 | struct net_device *dev = request->wdev->netdev; |
5e6e3a92 | 2214 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
c2476335 | 2215 | int i, offset, ret; |
38c9d664 | 2216 | struct ieee80211_channel *chan; |
ea021f56 | 2217 | struct ieee_types_header *ie; |
75ab753d | 2218 | struct mwifiex_user_scan_cfg *user_scan_cfg; |
5e6e3a92 BZ |
2219 | |
2220 | wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); | |
2221 | ||
75ab753d AK |
2222 | /* Block scan request if scan operation or scan cleanup when interface |
2223 | * is disabled is in process | |
2224 | */ | |
2225 | if (priv->scan_request || priv->scan_aborting) { | |
f162cac8 AK |
2226 | dev_err(priv->adapter->dev, "cmd: Scan already in process..\n"); |
2227 | return -EBUSY; | |
2228 | } | |
2229 | ||
75ab753d AK |
2230 | user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL); |
2231 | if (!user_scan_cfg) | |
38c9d664 | 2232 | return -ENOMEM; |
be0b281e | 2233 | |
6fcf2b10 BZ |
2234 | priv->scan_request = request; |
2235 | ||
75ab753d AK |
2236 | user_scan_cfg->num_ssids = request->n_ssids; |
2237 | user_scan_cfg->ssid_list = request->ssids; | |
be0b281e | 2238 | |
13d7ba78 | 2239 | if (request->ie && request->ie_len) { |
ea021f56 | 2240 | offset = 0; |
13d7ba78 AP |
2241 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
2242 | if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) | |
2243 | continue; | |
2244 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; | |
ea021f56 SP |
2245 | ie = (struct ieee_types_header *)(request->ie + offset); |
2246 | memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); | |
2247 | offset += sizeof(*ie) + ie->len; | |
2248 | ||
2249 | if (offset >= request->ie_len) | |
2250 | break; | |
13d7ba78 AP |
2251 | } |
2252 | } | |
2253 | ||
901ceba4 SP |
2254 | for (i = 0; i < min_t(u32, request->n_channels, |
2255 | MWIFIEX_USER_SCAN_CHAN_MAX); i++) { | |
38c9d664 | 2256 | chan = request->channels[i]; |
75ab753d AK |
2257 | user_scan_cfg->chan_list[i].chan_number = chan->hw_value; |
2258 | user_scan_cfg->chan_list[i].radio_type = chan->band; | |
38c9d664 | 2259 | |
a9c1c89e | 2260 | if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids) |
75ab753d | 2261 | user_scan_cfg->chan_list[i].scan_type = |
aea0701e | 2262 | MWIFIEX_SCAN_TYPE_PASSIVE; |
38c9d664 | 2263 | else |
75ab753d | 2264 | user_scan_cfg->chan_list[i].scan_type = |
aea0701e | 2265 | MWIFIEX_SCAN_TYPE_ACTIVE; |
38c9d664 | 2266 | |
75ab753d | 2267 | user_scan_cfg->chan_list[i].scan_time = 0; |
38c9d664 | 2268 | } |
c2476335 | 2269 | |
cb91be87 AP |
2270 | if (priv->adapter->scan_chan_gap_enabled && |
2271 | mwifiex_is_any_intf_active(priv)) | |
2272 | user_scan_cfg->scan_chan_gap = | |
2273 | priv->adapter->scan_chan_gap_time; | |
2274 | ||
75ab753d AK |
2275 | ret = mwifiex_scan_networks(priv, user_scan_cfg); |
2276 | kfree(user_scan_cfg); | |
c2476335 BZ |
2277 | if (ret) { |
2278 | dev_err(priv->adapter->dev, "scan failed: %d\n", ret); | |
75ab753d | 2279 | priv->scan_aborting = false; |
6fcf2b10 | 2280 | priv->scan_request = NULL; |
c2476335 BZ |
2281 | return ret; |
2282 | } | |
38c9d664 | 2283 | |
13d7ba78 AP |
2284 | if (request->ie && request->ie_len) { |
2285 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { | |
2286 | if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) { | |
2287 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR; | |
2288 | memset(&priv->vs_ie[i].ie, 0, | |
2289 | MWIFIEX_MAX_VSIE_LEN); | |
2290 | } | |
2291 | } | |
2292 | } | |
5e6e3a92 BZ |
2293 | return 0; |
2294 | } | |
2295 | ||
a5f39056 YAP |
2296 | static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, |
2297 | struct mwifiex_private *priv) | |
2298 | { | |
2299 | struct mwifiex_adapter *adapter = priv->adapter; | |
a5f39056 YAP |
2300 | |
2301 | vht_info->vht_supported = true; | |
2302 | ||
43283feb | 2303 | vht_info->cap = adapter->hw_dot_11ac_dev_cap; |
a5f39056 YAP |
2304 | /* Update MCS support for VHT */ |
2305 | vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( | |
2306 | adapter->hw_dot_11ac_mcs_support & 0xFFFF); | |
2307 | vht_info->vht_mcs.rx_highest = 0; | |
2308 | vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( | |
2309 | adapter->hw_dot_11ac_mcs_support >> 16); | |
2310 | vht_info->vht_mcs.tx_highest = 0; | |
2311 | } | |
2312 | ||
5e6e3a92 BZ |
2313 | /* |
2314 | * This function sets up the CFG802.11 specific HT capability fields | |
2315 | * with default values. | |
2316 | * | |
2317 | * The following default values are set - | |
2318 | * - HT Supported = True | |
a46b7b5c AK |
2319 | * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K |
2320 | * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE | |
2321 | * - HT Capabilities supported by firmware | |
5e6e3a92 BZ |
2322 | * - MCS information, Rx mask = 0xff |
2323 | * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01) | |
2324 | */ | |
2325 | static void | |
2326 | mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, | |
2327 | struct mwifiex_private *priv) | |
2328 | { | |
2329 | int rx_mcs_supp; | |
2330 | struct ieee80211_mcs_info mcs_set; | |
2331 | u8 *mcs = (u8 *)&mcs_set; | |
2332 | struct mwifiex_adapter *adapter = priv->adapter; | |
2333 | ||
2334 | ht_info->ht_supported = true; | |
a46b7b5c AK |
2335 | ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
2336 | ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; | |
5e6e3a92 BZ |
2337 | |
2338 | memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); | |
5e6e3a92 | 2339 | |
a46b7b5c AK |
2340 | /* Fill HT capability information */ |
2341 | if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) | |
2342 | ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2343 | else | |
2344 | ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2345 | ||
2346 | if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap)) | |
2347 | ht_info->cap |= IEEE80211_HT_CAP_SGI_20; | |
2348 | else | |
2349 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20; | |
2350 | ||
2351 | if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap)) | |
2352 | ht_info->cap |= IEEE80211_HT_CAP_SGI_40; | |
2353 | else | |
2354 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; | |
2355 | ||
474a41e9 MH |
2356 | if (adapter->user_dev_mcs_support == HT_STREAM_2X2) |
2357 | ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
a46b7b5c | 2358 | else |
474a41e9 | 2359 | ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; |
a46b7b5c AK |
2360 | |
2361 | if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) | |
2362 | ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; | |
2363 | else | |
2364 | ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; | |
2365 | ||
dd0d83c2 AP |
2366 | if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap)) |
2367 | ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; | |
2368 | else | |
2369 | ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD; | |
2370 | ||
2371 | if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap)) | |
2372 | ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2373 | else | |
2374 | ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2375 | ||
2376 | if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap)) | |
2377 | ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; | |
2378 | else | |
2379 | ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING; | |
2380 | ||
a46b7b5c AK |
2381 | ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; |
2382 | ht_info->cap |= IEEE80211_HT_CAP_SM_PS; | |
2383 | ||
a5333914 AK |
2384 | rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support); |
2385 | /* Set MCS for 1x1/2x2 */ | |
5e6e3a92 BZ |
2386 | memset(mcs, 0xff, rx_mcs_supp); |
2387 | /* Clear all the other values */ | |
2388 | memset(&mcs[rx_mcs_supp], 0, | |
aea0701e | 2389 | sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); |
eecd8250 | 2390 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
aea0701e | 2391 | ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
5e6e3a92 BZ |
2392 | /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
2393 | SETHT_MCS32(mcs_set.rx_mask); | |
2394 | ||
2395 | memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); | |
2396 | ||
2397 | ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
2398 | } | |
2399 | ||
85afb186 | 2400 | #define MWIFIEX_MAX_WQ_LEN 30 |
93a1df48 YAP |
2401 | /* |
2402 | * create a new virtual interface with the given name | |
2403 | */ | |
84efbb84 | 2404 | struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, |
552bff0c | 2405 | const char *name, |
84efbb84 JB |
2406 | enum nl80211_iftype type, |
2407 | u32 *flags, | |
2408 | struct vif_params *params) | |
93a1df48 | 2409 | { |
67fdf39e AP |
2410 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
2411 | struct mwifiex_private *priv; | |
93a1df48 YAP |
2412 | struct net_device *dev; |
2413 | void *mdev_priv; | |
7d652034 | 2414 | char dfs_cac_str[MWIFIEX_MAX_WQ_LEN], dfs_chsw_str[MWIFIEX_MAX_WQ_LEN]; |
93a1df48 | 2415 | |
93a1df48 | 2416 | if (!adapter) |
858faa57 | 2417 | return ERR_PTR(-EFAULT); |
93a1df48 YAP |
2418 | |
2419 | switch (type) { | |
2420 | case NL80211_IFTYPE_UNSPECIFIED: | |
2421 | case NL80211_IFTYPE_STATION: | |
2422 | case NL80211_IFTYPE_ADHOC: | |
cf052335 AP |
2423 | if (adapter->curr_iface_comb.sta_intf == |
2424 | adapter->iface_limit.sta_intf) { | |
d6bffe8b AP |
2425 | wiphy_err(wiphy, |
2426 | "cannot create multiple sta/adhoc ifaces\n"); | |
858faa57 | 2427 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2428 | } |
2429 | ||
cf052335 AP |
2430 | priv = mwifiex_get_unused_priv(adapter); |
2431 | if (!priv) { | |
2432 | wiphy_err(wiphy, | |
2433 | "could not get free private struct\n"); | |
2434 | return ERR_PTR(-EFAULT); | |
2435 | } | |
2436 | ||
4facc34a AP |
2437 | priv->wdev.wiphy = wiphy; |
2438 | priv->wdev.iftype = NL80211_IFTYPE_STATION; | |
d6bffe8b | 2439 | |
93a1df48 YAP |
2440 | if (type == NL80211_IFTYPE_UNSPECIFIED) |
2441 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
2442 | else | |
2443 | priv->bss_mode = type; | |
2444 | ||
2445 | priv->bss_type = MWIFIEX_BSS_TYPE_STA; | |
2446 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2447 | priv->bss_priority = 0; |
93a1df48 | 2448 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
93a1df48 YAP |
2449 | priv->bss_num = 0; |
2450 | ||
d6bffe8b AP |
2451 | break; |
2452 | case NL80211_IFTYPE_AP: | |
cf052335 AP |
2453 | if (adapter->curr_iface_comb.uap_intf == |
2454 | adapter->iface_limit.uap_intf) { | |
2455 | wiphy_err(wiphy, | |
2456 | "cannot create multiple AP ifaces\n"); | |
858faa57 | 2457 | return ERR_PTR(-EINVAL); |
d6bffe8b AP |
2458 | } |
2459 | ||
cf052335 AP |
2460 | priv = mwifiex_get_unused_priv(adapter); |
2461 | if (!priv) { | |
2462 | wiphy_err(wiphy, | |
2463 | "could not get free private struct\n"); | |
2464 | return ERR_PTR(-EFAULT); | |
2465 | } | |
2466 | ||
4facc34a AP |
2467 | priv->wdev.wiphy = wiphy; |
2468 | priv->wdev.iftype = NL80211_IFTYPE_AP; | |
d6bffe8b AP |
2469 | |
2470 | priv->bss_type = MWIFIEX_BSS_TYPE_UAP; | |
2471 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2472 | priv->bss_priority = 0; |
d6bffe8b AP |
2473 | priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
2474 | priv->bss_started = 0; | |
2475 | priv->bss_num = 0; | |
2476 | priv->bss_mode = type; | |
2477 | ||
197f4a2e SP |
2478 | break; |
2479 | case NL80211_IFTYPE_P2P_CLIENT: | |
cf052335 AP |
2480 | if (adapter->curr_iface_comb.p2p_intf == |
2481 | adapter->iface_limit.p2p_intf) { | |
2482 | wiphy_err(wiphy, | |
2483 | "cannot create multiple P2P ifaces\n"); | |
197f4a2e SP |
2484 | return ERR_PTR(-EINVAL); |
2485 | } | |
2486 | ||
cf052335 AP |
2487 | priv = mwifiex_get_unused_priv(adapter); |
2488 | if (!priv) { | |
2489 | wiphy_err(wiphy, | |
2490 | "could not get free private struct\n"); | |
2491 | return ERR_PTR(-EFAULT); | |
2492 | } | |
197f4a2e | 2493 | |
cf052335 | 2494 | priv->wdev.wiphy = wiphy; |
197f4a2e SP |
2495 | /* At start-up, wpa_supplicant tries to change the interface |
2496 | * to NL80211_IFTYPE_STATION if it is not managed mode. | |
197f4a2e | 2497 | */ |
4facc34a | 2498 | priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT; |
5586d3e2 | 2499 | priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT; |
197f4a2e SP |
2500 | |
2501 | /* Setting bss_type to P2P tells firmware that this interface | |
2502 | * is receiving P2P peers found during find phase and doing | |
2503 | * action frame handshake. | |
2504 | */ | |
2505 | priv->bss_type = MWIFIEX_BSS_TYPE_P2P; | |
2506 | ||
2507 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
2508 | priv->bss_priority = MWIFIEX_BSS_ROLE_STA; | |
2509 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
2510 | priv->bss_started = 0; | |
2511 | priv->bss_num = 0; | |
2512 | ||
bec568ff | 2513 | if (mwifiex_cfg80211_init_p2p_client(priv)) { |
4facc34a AP |
2514 | memset(&priv->wdev, 0, sizeof(priv->wdev)); |
2515 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
2516 | return ERR_PTR(-EFAULT); | |
bec568ff | 2517 | } |
66aa1ae2 | 2518 | |
93a1df48 YAP |
2519 | break; |
2520 | default: | |
2521 | wiphy_err(wiphy, "type not supported\n"); | |
858faa57 | 2522 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2523 | } |
2524 | ||
47411a06 | 2525 | dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name, |
c835a677 TG |
2526 | NET_NAME_UNKNOWN, ether_setup, |
2527 | IEEE80211_NUM_ACS, 1); | |
93a1df48 YAP |
2528 | if (!dev) { |
2529 | wiphy_err(wiphy, "no memory available for netdevice\n"); | |
4facc34a AP |
2530 | memset(&priv->wdev, 0, sizeof(priv->wdev)); |
2531 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
858faa57 | 2532 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
4facc34a | 2533 | return ERR_PTR(-ENOMEM); |
93a1df48 YAP |
2534 | } |
2535 | ||
d6bffe8b AP |
2536 | mwifiex_init_priv_params(priv, dev); |
2537 | priv->netdev = dev; | |
2538 | ||
2539 | mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); | |
a5f39056 YAP |
2540 | if (adapter->is_hw_11ac_capable) |
2541 | mwifiex_setup_vht_caps( | |
2542 | &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv); | |
d6bffe8b AP |
2543 | |
2544 | if (adapter->config_bands & BAND_A) | |
2545 | mwifiex_setup_ht_caps( | |
2546 | &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); | |
2547 | ||
a5f39056 YAP |
2548 | if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) |
2549 | mwifiex_setup_vht_caps( | |
2550 | &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); | |
2551 | ||
93a1df48 | 2552 | dev_net_set(dev, wiphy_net(wiphy)); |
4facc34a | 2553 | dev->ieee80211_ptr = &priv->wdev; |
93a1df48 YAP |
2554 | dev->ieee80211_ptr->iftype = priv->bss_mode; |
2555 | memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); | |
93a1df48 YAP |
2556 | SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); |
2557 | ||
2558 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; | |
2559 | dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; | |
2560 | dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN; | |
0d7f53e3 | 2561 | dev->ethtool_ops = &mwifiex_ethtool_ops; |
93a1df48 YAP |
2562 | |
2563 | mdev_priv = netdev_priv(dev); | |
2564 | *((unsigned long *) mdev_priv) = (unsigned long) priv; | |
2565 | ||
93a1df48 YAP |
2566 | SET_NETDEV_DEV(dev, adapter->dev); |
2567 | ||
2568 | /* Register network device */ | |
2569 | if (register_netdevice(dev)) { | |
2570 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
858faa57 BZ |
2571 | free_netdev(dev); |
2572 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
bec568ff | 2573 | priv->netdev = NULL; |
4facc34a AP |
2574 | memset(&priv->wdev, 0, sizeof(priv->wdev)); |
2575 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
2576 | return ERR_PTR(-EFAULT); | |
93a1df48 YAP |
2577 | } |
2578 | ||
85afb186 AP |
2579 | strcpy(dfs_cac_str, "MWIFIEX_DFS_CAC"); |
2580 | strcat(dfs_cac_str, name); | |
2581 | priv->dfs_cac_workqueue = alloc_workqueue(dfs_cac_str, | |
2582 | WQ_HIGHPRI | | |
2583 | WQ_MEM_RECLAIM | | |
2584 | WQ_UNBOUND, 1); | |
2585 | if (!priv->dfs_cac_workqueue) { | |
2586 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
2587 | free_netdev(dev); | |
2588 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
2589 | priv->netdev = NULL; | |
2590 | memset(&priv->wdev, 0, sizeof(priv->wdev)); | |
2591 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
2592 | return ERR_PTR(-ENOMEM); | |
2593 | } | |
2594 | ||
2595 | INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue); | |
2596 | ||
7d652034 AP |
2597 | strcpy(dfs_chsw_str, "MWIFIEX_DFS_CHSW"); |
2598 | strcat(dfs_chsw_str, name); | |
2599 | priv->dfs_chan_sw_workqueue = alloc_workqueue(dfs_chsw_str, | |
2600 | WQ_HIGHPRI | WQ_UNBOUND | | |
2601 | WQ_MEM_RECLAIM, 1); | |
2602 | if (!priv->dfs_chan_sw_workqueue) { | |
2603 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
2604 | free_netdev(dev); | |
2605 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
2606 | priv->netdev = NULL; | |
2607 | memset(&priv->wdev, 0, sizeof(priv->wdev)); | |
2608 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; | |
2609 | return ERR_PTR(-ENOMEM); | |
2610 | } | |
2611 | ||
2612 | INIT_DELAYED_WORK(&priv->dfs_chan_sw_work, | |
2613 | mwifiex_dfs_chan_sw_work_queue); | |
2614 | ||
93a1df48 | 2615 | sema_init(&priv->async_sem, 1); |
93a1df48 YAP |
2616 | |
2617 | dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); | |
2618 | ||
2619 | #ifdef CONFIG_DEBUG_FS | |
2620 | mwifiex_dev_debugfs_init(priv); | |
2621 | #endif | |
bec568ff | 2622 | |
cf052335 AP |
2623 | switch (type) { |
2624 | case NL80211_IFTYPE_UNSPECIFIED: | |
2625 | case NL80211_IFTYPE_STATION: | |
2626 | case NL80211_IFTYPE_ADHOC: | |
2627 | adapter->curr_iface_comb.sta_intf++; | |
2628 | break; | |
2629 | case NL80211_IFTYPE_AP: | |
2630 | adapter->curr_iface_comb.uap_intf++; | |
2631 | break; | |
2632 | case NL80211_IFTYPE_P2P_CLIENT: | |
2633 | adapter->curr_iface_comb.p2p_intf++; | |
2634 | break; | |
2635 | default: | |
2636 | wiphy_err(wiphy, "type not supported\n"); | |
2637 | return ERR_PTR(-EINVAL); | |
2638 | } | |
2639 | ||
4facc34a | 2640 | return &priv->wdev; |
93a1df48 YAP |
2641 | } |
2642 | EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); | |
2643 | ||
2644 | /* | |
2645 | * del_virtual_intf: remove the virtual interface determined by dev | |
2646 | */ | |
84efbb84 | 2647 | int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) |
93a1df48 | 2648 | { |
84efbb84 | 2649 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
cf052335 | 2650 | struct mwifiex_adapter *adapter = priv->adapter; |
93a1df48 YAP |
2651 | |
2652 | #ifdef CONFIG_DEBUG_FS | |
2653 | mwifiex_dev_debugfs_remove(priv); | |
2654 | #endif | |
2655 | ||
cf052335 | 2656 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
93a1df48 YAP |
2657 | |
2658 | if (netif_carrier_ok(priv->netdev)) | |
2659 | netif_carrier_off(priv->netdev); | |
2660 | ||
84efbb84 JB |
2661 | if (wdev->netdev->reg_state == NETREG_REGISTERED) |
2662 | unregister_netdevice(wdev->netdev); | |
93a1df48 | 2663 | |
85afb186 AP |
2664 | if (priv->dfs_cac_workqueue) { |
2665 | flush_workqueue(priv->dfs_cac_workqueue); | |
2666 | destroy_workqueue(priv->dfs_cac_workqueue); | |
2667 | priv->dfs_cac_workqueue = NULL; | |
2668 | } | |
2669 | ||
7d652034 AP |
2670 | if (priv->dfs_chan_sw_workqueue) { |
2671 | flush_workqueue(priv->dfs_chan_sw_workqueue); | |
2672 | destroy_workqueue(priv->dfs_chan_sw_workqueue); | |
2673 | priv->dfs_chan_sw_workqueue = NULL; | |
2674 | } | |
93a1df48 | 2675 | /* Clear the priv in adapter */ |
98a4635b | 2676 | priv->netdev->ieee80211_ptr = NULL; |
93a1df48 | 2677 | priv->netdev = NULL; |
4facc34a | 2678 | priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; |
93a1df48 YAP |
2679 | |
2680 | priv->media_connected = false; | |
2681 | ||
cf052335 AP |
2682 | switch (priv->bss_mode) { |
2683 | case NL80211_IFTYPE_UNSPECIFIED: | |
2684 | case NL80211_IFTYPE_STATION: | |
2685 | case NL80211_IFTYPE_ADHOC: | |
2686 | adapter->curr_iface_comb.sta_intf++; | |
2687 | break; | |
2688 | case NL80211_IFTYPE_AP: | |
2689 | adapter->curr_iface_comb.uap_intf++; | |
2690 | break; | |
2691 | case NL80211_IFTYPE_P2P_CLIENT: | |
2692 | case NL80211_IFTYPE_P2P_GO: | |
2693 | adapter->curr_iface_comb.p2p_intf++; | |
2694 | break; | |
2695 | default: | |
2696 | dev_err(adapter->dev, "del_virtual_intf: type not supported\n"); | |
2697 | break; | |
2698 | } | |
2699 | ||
93a1df48 YAP |
2700 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
2701 | ||
cbf6e055 XH |
2702 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA || |
2703 | GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) | |
2704 | kfree(priv->hist_data); | |
2705 | ||
93a1df48 YAP |
2706 | return 0; |
2707 | } | |
2708 | EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); | |
2709 | ||
7da060c1 | 2710 | static bool |
0434c464 AK |
2711 | mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq, |
2712 | u8 max_byte_seq) | |
7da060c1 AK |
2713 | { |
2714 | int j, k, valid_byte_cnt = 0; | |
2715 | bool dont_care_byte = false; | |
2716 | ||
2717 | for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) { | |
2718 | for (k = 0; k < 8; k++) { | |
2719 | if (pat->mask[j] & 1 << k) { | |
2720 | memcpy(byte_seq + valid_byte_cnt, | |
2721 | &pat->pattern[j * 8 + k], 1); | |
2722 | valid_byte_cnt++; | |
2723 | if (dont_care_byte) | |
2724 | return false; | |
2725 | } else { | |
2726 | if (valid_byte_cnt) | |
2727 | dont_care_byte = true; | |
2728 | } | |
2729 | ||
0434c464 | 2730 | if (valid_byte_cnt > max_byte_seq) |
7da060c1 AK |
2731 | return false; |
2732 | } | |
2733 | } | |
2734 | ||
0434c464 | 2735 | byte_seq[max_byte_seq] = valid_byte_cnt; |
7da060c1 AK |
2736 | |
2737 | return true; | |
2738 | } | |
2739 | ||
d1e2586f | 2740 | #ifdef CONFIG_PM |
468133c5 MH |
2741 | static int mwifiex_set_mef_filter(struct mwifiex_private *priv, |
2742 | struct cfg80211_wowlan *wowlan) | |
7da060c1 | 2743 | { |
468133c5 | 2744 | int i, filt_num = 0, ret = 0; |
7da060c1 | 2745 | bool first_pat = true; |
3f4e854a | 2746 | u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1]; |
7da060c1 AK |
2747 | const u8 ipv4_mc_mac[] = {0x33, 0x33}; |
2748 | const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; | |
468133c5 MH |
2749 | struct mwifiex_ds_mef_cfg mef_cfg; |
2750 | struct mwifiex_mef_entry *mef_entry; | |
7da060c1 | 2751 | |
c678fb2a BZ |
2752 | mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL); |
2753 | if (!mef_entry) | |
2754 | return -ENOMEM; | |
2755 | ||
7da060c1 AK |
2756 | memset(&mef_cfg, 0, sizeof(mef_cfg)); |
2757 | mef_cfg.num_entries = 1; | |
7da060c1 AK |
2758 | mef_cfg.mef_entry = mef_entry; |
2759 | mef_entry->mode = MEF_MODE_HOST_SLEEP; | |
2760 | mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST; | |
2761 | ||
2762 | for (i = 0; i < wowlan->n_patterns; i++) { | |
2763 | memset(byte_seq, 0, sizeof(byte_seq)); | |
2764 | if (!mwifiex_is_pattern_supported(&wowlan->patterns[i], | |
468133c5 MH |
2765 | byte_seq, |
2766 | MWIFIEX_MEF_MAX_BYTESEQ)) { | |
2767 | dev_err(priv->adapter->dev, "Pattern not supported\n"); | |
7da060c1 AK |
2768 | kfree(mef_entry); |
2769 | return -EOPNOTSUPP; | |
2770 | } | |
2771 | ||
2772 | if (!wowlan->patterns[i].pkt_offset) { | |
2773 | if (!(byte_seq[0] & 0x01) && | |
3f4e854a | 2774 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) { |
7da060c1 AK |
2775 | mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; |
2776 | continue; | |
2777 | } else if (is_broadcast_ether_addr(byte_seq)) { | |
2778 | mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST; | |
2779 | continue; | |
2780 | } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && | |
3f4e854a | 2781 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) || |
7da060c1 | 2782 | (!memcmp(byte_seq, ipv6_mc_mac, 3) && |
3f4e854a | 2783 | (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) { |
7da060c1 AK |
2784 | mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST; |
2785 | continue; | |
2786 | } | |
2787 | } | |
2788 | ||
2789 | mef_entry->filter[filt_num].repeat = 1; | |
2790 | mef_entry->filter[filt_num].offset = | |
468133c5 | 2791 | wowlan->patterns[i].pkt_offset; |
7da060c1 | 2792 | memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq, |
468133c5 | 2793 | sizeof(byte_seq)); |
7da060c1 AK |
2794 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
2795 | ||
2796 | if (first_pat) | |
2797 | first_pat = false; | |
2798 | else | |
2799 | mef_entry->filter[filt_num].filt_action = TYPE_AND; | |
2800 | ||
2801 | filt_num++; | |
2802 | } | |
2803 | ||
2804 | if (wowlan->magic_pkt) { | |
2805 | mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; | |
2806 | mef_entry->filter[filt_num].repeat = 16; | |
2807 | memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, | |
468133c5 | 2808 | ETH_ALEN); |
3f4e854a | 2809 | mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
468133c5 | 2810 | ETH_ALEN; |
09e65f5b | 2811 | mef_entry->filter[filt_num].offset = 28; |
7da060c1 AK |
2812 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
2813 | if (filt_num) | |
2814 | mef_entry->filter[filt_num].filt_action = TYPE_OR; | |
4dbc13fa ZY |
2815 | |
2816 | filt_num++; | |
2817 | mef_entry->filter[filt_num].repeat = 16; | |
2818 | memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, | |
468133c5 | 2819 | ETH_ALEN); |
4dbc13fa | 2820 | mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
468133c5 | 2821 | ETH_ALEN; |
4dbc13fa ZY |
2822 | mef_entry->filter[filt_num].offset = 56; |
2823 | mef_entry->filter[filt_num].filt_type = TYPE_EQ; | |
2824 | mef_entry->filter[filt_num].filt_action = TYPE_OR; | |
7da060c1 AK |
2825 | } |
2826 | ||
2827 | if (!mef_cfg.criteria) | |
2828 | mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST | | |
468133c5 MH |
2829 | MWIFIEX_CRITERIA_UNICAST | |
2830 | MWIFIEX_CRITERIA_MULTICAST; | |
7da060c1 | 2831 | |
fa0ecbb9 | 2832 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG, |
468133c5 | 2833 | HostCmd_ACT_GEN_SET, 0, &mef_cfg, true); |
7da060c1 AK |
2834 | |
2835 | kfree(mef_entry); | |
2836 | return ret; | |
2837 | } | |
2838 | ||
468133c5 MH |
2839 | static int mwifiex_cfg80211_suspend(struct wiphy *wiphy, |
2840 | struct cfg80211_wowlan *wowlan) | |
2841 | { | |
2842 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
8a40084e | 2843 | struct mwifiex_ds_hs_cfg hs_cfg; |
468133c5 MH |
2844 | int ret = 0; |
2845 | struct mwifiex_private *priv = | |
2846 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); | |
2847 | ||
2848 | if (!wowlan) { | |
2849 | dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n"); | |
2850 | return 0; | |
2851 | } | |
2852 | ||
2853 | if (!priv->media_connected) { | |
2854 | dev_warn(adapter->dev, | |
2855 | "Can not configure WOWLAN in disconnected state\n"); | |
2856 | return 0; | |
2857 | } | |
2858 | ||
2859 | if (wowlan->n_patterns || wowlan->magic_pkt) { | |
2860 | ret = mwifiex_set_mef_filter(priv, wowlan); | |
2861 | if (ret) { | |
2862 | dev_err(adapter->dev, "Failed to set MEF filter\n"); | |
2863 | return ret; | |
2864 | } | |
2865 | } | |
2866 | ||
8a40084e MH |
2867 | if (wowlan->disconnect) { |
2868 | memset(&hs_cfg, 0, sizeof(hs_cfg)); | |
2869 | hs_cfg.is_invoke_hostcmd = false; | |
2870 | hs_cfg.conditions = HS_CFG_COND_MAC_EVENT; | |
2871 | hs_cfg.gpio = HS_CFG_GPIO_DEF; | |
2872 | hs_cfg.gap = HS_CFG_GAP_DEF; | |
2873 | ret = mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, | |
2874 | MWIFIEX_SYNC_CMD, &hs_cfg); | |
2875 | if (ret) { | |
2876 | dev_err(adapter->dev, "Failed to set HS params\n"); | |
2877 | return ret; | |
2878 | } | |
2879 | } | |
2880 | ||
468133c5 MH |
2881 | return ret; |
2882 | } | |
2883 | ||
7da060c1 AK |
2884 | static int mwifiex_cfg80211_resume(struct wiphy *wiphy) |
2885 | { | |
2886 | return 0; | |
2887 | } | |
2888 | ||
2889 | static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy, | |
2890 | bool enabled) | |
2891 | { | |
2892 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
2893 | ||
2894 | device_set_wakeup_enable(adapter->dev, enabled); | |
2895 | } | |
2896 | #endif | |
2897 | ||
562fc5b3 AK |
2898 | static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq) |
2899 | { | |
2900 | const u8 ipv4_mc_mac[] = {0x33, 0x33}; | |
2901 | const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; | |
2902 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff}; | |
2903 | ||
2904 | if ((byte_seq[0] & 0x01) && | |
2905 | (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1)) | |
2906 | return PACKET_TYPE_UNICAST; | |
2907 | else if (!memcmp(byte_seq, bc_mac, 4)) | |
2908 | return PACKET_TYPE_BROADCAST; | |
2909 | else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && | |
2910 | byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) || | |
2911 | (!memcmp(byte_seq, ipv6_mc_mac, 3) && | |
2912 | byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3)) | |
2913 | return PACKET_TYPE_MULTICAST; | |
2914 | ||
2915 | return 0; | |
2916 | } | |
2917 | ||
2918 | static int | |
2919 | mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv, | |
2920 | struct cfg80211_coalesce_rules *crule, | |
2921 | struct mwifiex_coalesce_rule *mrule) | |
2922 | { | |
2923 | u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1]; | |
2924 | struct filt_field_param *param; | |
2925 | int i; | |
2926 | ||
2927 | mrule->max_coalescing_delay = crule->delay; | |
2928 | ||
2929 | param = mrule->params; | |
2930 | ||
2931 | for (i = 0; i < crule->n_patterns; i++) { | |
2932 | memset(byte_seq, 0, sizeof(byte_seq)); | |
2933 | if (!mwifiex_is_pattern_supported(&crule->patterns[i], | |
2934 | byte_seq, | |
2935 | MWIFIEX_COALESCE_MAX_BYTESEQ)) { | |
2936 | dev_err(priv->adapter->dev, "Pattern not supported\n"); | |
2937 | return -EOPNOTSUPP; | |
2938 | } | |
2939 | ||
2940 | if (!crule->patterns[i].pkt_offset) { | |
2941 | u8 pkt_type; | |
2942 | ||
2943 | pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq); | |
2944 | if (pkt_type && mrule->pkt_type) { | |
2945 | dev_err(priv->adapter->dev, | |
2946 | "Multiple packet types not allowed\n"); | |
2947 | return -EOPNOTSUPP; | |
2948 | } else if (pkt_type) { | |
2949 | mrule->pkt_type = pkt_type; | |
2950 | continue; | |
2951 | } | |
2952 | } | |
2953 | ||
2954 | if (crule->condition == NL80211_COALESCE_CONDITION_MATCH) | |
2955 | param->operation = RECV_FILTER_MATCH_TYPE_EQ; | |
2956 | else | |
2957 | param->operation = RECV_FILTER_MATCH_TYPE_NE; | |
2958 | ||
2959 | param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ]; | |
2960 | memcpy(param->operand_byte_stream, byte_seq, | |
2961 | param->operand_len); | |
2962 | param->offset = crule->patterns[i].pkt_offset; | |
2963 | param++; | |
2964 | ||
2965 | mrule->num_of_fields++; | |
2966 | } | |
2967 | ||
2968 | if (!mrule->pkt_type) { | |
2969 | dev_err(priv->adapter->dev, | |
2970 | "Packet type can not be determined\n"); | |
2971 | return -EOPNOTSUPP; | |
2972 | } | |
2973 | ||
2974 | return 0; | |
2975 | } | |
2976 | ||
2977 | static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy, | |
2978 | struct cfg80211_coalesce *coalesce) | |
2979 | { | |
2980 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
2981 | int i, ret; | |
2982 | struct mwifiex_ds_coalesce_cfg coalesce_cfg; | |
2983 | struct mwifiex_private *priv = | |
2984 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); | |
2985 | ||
2986 | memset(&coalesce_cfg, 0, sizeof(coalesce_cfg)); | |
2987 | if (!coalesce) { | |
2988 | dev_dbg(adapter->dev, | |
2989 | "Disable coalesce and reset all previous rules\n"); | |
fa0ecbb9 BZ |
2990 | return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
2991 | HostCmd_ACT_GEN_SET, 0, | |
2992 | &coalesce_cfg, true); | |
562fc5b3 AK |
2993 | } |
2994 | ||
2995 | coalesce_cfg.num_of_rules = coalesce->n_rules; | |
2996 | for (i = 0; i < coalesce->n_rules; i++) { | |
2997 | ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i], | |
2998 | &coalesce_cfg.rule[i]); | |
2999 | if (ret) { | |
3000 | dev_err(priv->adapter->dev, | |
3001 | "Recheck the patterns provided for rule %d\n", | |
3002 | i + 1); | |
3003 | return ret; | |
3004 | } | |
3005 | } | |
3006 | ||
fa0ecbb9 BZ |
3007 | return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
3008 | HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true); | |
562fc5b3 AK |
3009 | } |
3010 | ||
b23bce29 AP |
3011 | /* cfg80211 ops handler for tdls_mgmt. |
3012 | * Function prepares TDLS action frame packets and forwards them to FW | |
3013 | */ | |
3014 | static int | |
3015 | mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 3016 | const u8 *peer, u8 action_code, u8 dialog_token, |
df942e7b | 3017 | u16 status_code, u32 peer_capability, |
31fa97c5 AN |
3018 | bool initiator, const u8 *extra_ies, |
3019 | size_t extra_ies_len) | |
b23bce29 AP |
3020 | { |
3021 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3022 | int ret; | |
3023 | ||
3024 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) | |
3025 | return -ENOTSUPP; | |
3026 | ||
3027 | /* make sure we are in station mode and connected */ | |
3028 | if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) | |
3029 | return -ENOTSUPP; | |
3030 | ||
3031 | switch (action_code) { | |
3032 | case WLAN_TDLS_SETUP_REQUEST: | |
3033 | dev_dbg(priv->adapter->dev, | |
3034 | "Send TDLS Setup Request to %pM status_code=%d\n", peer, | |
3035 | status_code); | |
9927baa3 | 3036 | mwifiex_add_auto_tdls_peer(priv, peer); |
b23bce29 AP |
3037 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
3038 | dialog_token, status_code, | |
3039 | extra_ies, extra_ies_len); | |
3040 | break; | |
3041 | case WLAN_TDLS_SETUP_RESPONSE: | |
9927baa3 | 3042 | mwifiex_add_auto_tdls_peer(priv, peer); |
b23bce29 AP |
3043 | dev_dbg(priv->adapter->dev, |
3044 | "Send TDLS Setup Response to %pM status_code=%d\n", | |
3045 | peer, status_code); | |
3046 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
3047 | dialog_token, status_code, | |
3048 | extra_ies, extra_ies_len); | |
3049 | break; | |
3050 | case WLAN_TDLS_SETUP_CONFIRM: | |
3051 | dev_dbg(priv->adapter->dev, | |
3052 | "Send TDLS Confirm to %pM status_code=%d\n", peer, | |
3053 | status_code); | |
3054 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
3055 | dialog_token, status_code, | |
3056 | extra_ies, extra_ies_len); | |
3057 | break; | |
3058 | case WLAN_TDLS_TEARDOWN: | |
3059 | dev_dbg(priv->adapter->dev, "Send TDLS Tear down to %pM\n", | |
3060 | peer); | |
3061 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
3062 | dialog_token, status_code, | |
3063 | extra_ies, extra_ies_len); | |
3064 | break; | |
3065 | case WLAN_TDLS_DISCOVERY_REQUEST: | |
3066 | dev_dbg(priv->adapter->dev, | |
3067 | "Send TDLS Discovery Request to %pM\n", peer); | |
3068 | ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, | |
3069 | dialog_token, status_code, | |
3070 | extra_ies, extra_ies_len); | |
3071 | break; | |
3072 | case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: | |
3073 | dev_dbg(priv->adapter->dev, | |
3074 | "Send TDLS Discovery Response to %pM\n", peer); | |
3075 | ret = mwifiex_send_tdls_action_frame(priv, peer, action_code, | |
3076 | dialog_token, status_code, | |
3077 | extra_ies, extra_ies_len); | |
3078 | break; | |
3079 | default: | |
3080 | dev_warn(priv->adapter->dev, | |
3081 | "Unknown TDLS mgmt/action frame %pM\n", peer); | |
3082 | ret = -EINVAL; | |
3083 | break; | |
3084 | } | |
3085 | ||
3086 | return ret; | |
3087 | } | |
3088 | ||
429d90d2 AP |
3089 | static int |
3090 | mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 3091 | const u8 *peer, enum nl80211_tdls_operation action) |
429d90d2 AP |
3092 | { |
3093 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3094 | ||
3095 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) || | |
3096 | !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP)) | |
3097 | return -ENOTSUPP; | |
3098 | ||
3099 | /* make sure we are in station mode and connected */ | |
3100 | if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) | |
3101 | return -ENOTSUPP; | |
3102 | ||
3103 | dev_dbg(priv->adapter->dev, | |
3104 | "TDLS peer=%pM, oper=%d\n", peer, action); | |
3105 | ||
3106 | switch (action) { | |
3107 | case NL80211_TDLS_ENABLE_LINK: | |
3108 | action = MWIFIEX_TDLS_ENABLE_LINK; | |
3109 | break; | |
3110 | case NL80211_TDLS_DISABLE_LINK: | |
3111 | action = MWIFIEX_TDLS_DISABLE_LINK; | |
3112 | break; | |
3113 | case NL80211_TDLS_TEARDOWN: | |
3114 | /* shouldn't happen!*/ | |
3115 | dev_warn(priv->adapter->dev, | |
3116 | "tdls_oper: teardown from driver not supported\n"); | |
3117 | return -EINVAL; | |
3118 | case NL80211_TDLS_SETUP: | |
3119 | /* shouldn't happen!*/ | |
3120 | dev_warn(priv->adapter->dev, | |
3121 | "tdls_oper: setup from driver not supported\n"); | |
3122 | return -EINVAL; | |
3123 | case NL80211_TDLS_DISCOVERY_REQ: | |
3124 | /* shouldn't happen!*/ | |
3125 | dev_warn(priv->adapter->dev, | |
3126 | "tdls_oper: discovery from driver not supported\n"); | |
3127 | return -EINVAL; | |
3128 | default: | |
3129 | dev_err(priv->adapter->dev, | |
3130 | "tdls_oper: operation not supported\n"); | |
3131 | return -ENOTSUPP; | |
3132 | } | |
3133 | ||
3134 | return mwifiex_tdls_oper(priv, peer, action); | |
3135 | } | |
3136 | ||
e48e0de0 | 3137 | static int |
3b3a0162 JB |
3138 | mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev, |
3139 | const u8 *mac, struct station_parameters *params) | |
e48e0de0 AP |
3140 | { |
3141 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3142 | ||
3143 | if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) | |
3144 | return -ENOTSUPP; | |
3145 | ||
3146 | /* make sure we are in station mode and connected */ | |
3147 | if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) | |
3148 | return -ENOTSUPP; | |
3149 | ||
3150 | return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK); | |
3151 | } | |
3152 | ||
7d652034 AP |
3153 | static int |
3154 | mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, | |
3155 | struct cfg80211_csa_settings *params) | |
3156 | { | |
3157 | struct ieee_types_header *chsw_ie; | |
3158 | struct ieee80211_channel_sw_ie *channel_sw; | |
3159 | int chsw_msec; | |
3160 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3161 | ||
3162 | if (priv->adapter->scan_processing) { | |
3163 | dev_err(priv->adapter->dev, | |
3164 | "radar detection: scan in process...\n"); | |
3165 | return -EBUSY; | |
3166 | } | |
3167 | ||
3168 | if (priv->wdev.cac_started) | |
3169 | return -EBUSY; | |
3170 | ||
3171 | if (cfg80211_chandef_identical(¶ms->chandef, | |
3172 | &priv->dfs_chandef)) | |
3173 | return -EINVAL; | |
3174 | ||
3175 | chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH, | |
3176 | params->beacon_csa.tail, | |
3177 | params->beacon_csa.tail_len); | |
3178 | if (!chsw_ie) { | |
3179 | dev_err(priv->adapter->dev, | |
3180 | "Could not parse channel switch announcement IE\n"); | |
3181 | return -EINVAL; | |
3182 | } | |
3183 | ||
3184 | channel_sw = (void *)(chsw_ie + 1); | |
3185 | if (channel_sw->mode) { | |
3186 | if (netif_carrier_ok(priv->netdev)) | |
3187 | netif_carrier_off(priv->netdev); | |
3188 | mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); | |
3189 | } | |
3190 | ||
3191 | if (mwifiex_del_mgmt_ies(priv)) | |
3192 | wiphy_err(wiphy, "Failed to delete mgmt IEs!\n"); | |
3193 | ||
3194 | if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon_csa)) { | |
3195 | wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__); | |
3196 | return -EFAULT; | |
3197 | } | |
3198 | ||
3199 | memcpy(&priv->dfs_chandef, ¶ms->chandef, sizeof(priv->dfs_chandef)); | |
3200 | memcpy(&priv->beacon_after, ¶ms->beacon_after, | |
3201 | sizeof(priv->beacon_after)); | |
3202 | ||
3203 | chsw_msec = max(channel_sw->count * priv->bss_cfg.beacon_period, 100); | |
3204 | queue_delayed_work(priv->dfs_chan_sw_workqueue, &priv->dfs_chan_sw_work, | |
3205 | msecs_to_jiffies(chsw_msec)); | |
3206 | return 0; | |
3207 | } | |
3208 | ||
85afb186 AP |
3209 | static int |
3210 | mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy, | |
3211 | struct net_device *dev, | |
3212 | struct cfg80211_chan_def *chandef, | |
3213 | u32 cac_time_ms) | |
3214 | { | |
3215 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3216 | struct mwifiex_radar_params radar_params; | |
3217 | ||
3218 | if (priv->adapter->scan_processing) { | |
3219 | dev_err(priv->adapter->dev, | |
3220 | "radar detection: scan already in process...\n"); | |
3221 | return -EBUSY; | |
3222 | } | |
3223 | ||
cf075eac AP |
3224 | if (!mwifiex_is_11h_active(priv)) { |
3225 | dev_dbg(priv->adapter->dev, "Enable 11h extensions in FW\n"); | |
3226 | if (mwifiex_11h_activate(priv, true)) { | |
3227 | dev_err(priv->adapter->dev, | |
3228 | "Failed to activate 11h extensions!!"); | |
3229 | return -1; | |
3230 | } | |
3231 | priv->state_11h.is_11h_active = true; | |
3232 | } | |
3233 | ||
85afb186 AP |
3234 | memset(&radar_params, 0, sizeof(struct mwifiex_radar_params)); |
3235 | radar_params.chandef = chandef; | |
3236 | radar_params.cac_time_ms = cac_time_ms; | |
3237 | ||
3238 | memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef)); | |
3239 | ||
3240 | if (mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST, | |
3241 | HostCmd_ACT_GEN_SET, 0, &radar_params, true)) | |
3242 | return -1; | |
3243 | ||
3244 | queue_delayed_work(priv->dfs_cac_workqueue, &priv->dfs_cac_work, | |
3245 | msecs_to_jiffies(cac_time_ms)); | |
3246 | return 0; | |
3247 | } | |
3248 | ||
1f4dfd8a | 3249 | static int |
3b3a0162 JB |
3250 | mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev, |
3251 | const u8 *mac, | |
3252 | struct station_parameters *params) | |
1f4dfd8a AP |
3253 | { |
3254 | int ret; | |
3255 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
3256 | ||
3257 | /* we support change_station handler only for TDLS peers*/ | |
3258 | if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) | |
3259 | return -ENOTSUPP; | |
3260 | ||
3261 | /* make sure we are in station mode and connected */ | |
3262 | if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) | |
3263 | return -ENOTSUPP; | |
3264 | ||
3265 | priv->sta_params = params; | |
3266 | ||
3267 | ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK); | |
3268 | priv->sta_params = NULL; | |
3269 | ||
3270 | return ret; | |
3271 | } | |
3272 | ||
5e6e3a92 BZ |
3273 | /* station cfg80211 operations */ |
3274 | static struct cfg80211_ops mwifiex_cfg80211_ops = { | |
93a1df48 YAP |
3275 | .add_virtual_intf = mwifiex_add_virtual_intf, |
3276 | .del_virtual_intf = mwifiex_del_virtual_intf, | |
5e6e3a92 BZ |
3277 | .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf, |
3278 | .scan = mwifiex_cfg80211_scan, | |
3279 | .connect = mwifiex_cfg80211_connect, | |
3280 | .disconnect = mwifiex_cfg80211_disconnect, | |
3281 | .get_station = mwifiex_cfg80211_get_station, | |
f85aae6b | 3282 | .dump_station = mwifiex_cfg80211_dump_station, |
6bc6c49f | 3283 | .dump_survey = mwifiex_cfg80211_dump_survey, |
5e6e3a92 | 3284 | .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, |
5e6e3a92 BZ |
3285 | .join_ibss = mwifiex_cfg80211_join_ibss, |
3286 | .leave_ibss = mwifiex_cfg80211_leave_ibss, | |
3287 | .add_key = mwifiex_cfg80211_add_key, | |
3288 | .del_key = mwifiex_cfg80211_del_key, | |
e39faa73 | 3289 | .mgmt_tx = mwifiex_cfg80211_mgmt_tx, |
3cec6870 | 3290 | .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register, |
7feb4c48 SP |
3291 | .remain_on_channel = mwifiex_cfg80211_remain_on_channel, |
3292 | .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel, | |
5e6e3a92 BZ |
3293 | .set_default_key = mwifiex_cfg80211_set_default_key, |
3294 | .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, | |
3295 | .set_tx_power = mwifiex_cfg80211_set_tx_power, | |
5d82c53a | 3296 | .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, |
12190c5d AP |
3297 | .start_ap = mwifiex_cfg80211_start_ap, |
3298 | .stop_ap = mwifiex_cfg80211_stop_ap, | |
5370c836 | 3299 | .change_beacon = mwifiex_cfg80211_change_beacon, |
fa444bf8 | 3300 | .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config, |
8a279d5b | 3301 | .set_antenna = mwifiex_cfg80211_set_antenna, |
0f9e9b8b | 3302 | .del_station = mwifiex_cfg80211_del_station, |
7da060c1 AK |
3303 | #ifdef CONFIG_PM |
3304 | .suspend = mwifiex_cfg80211_suspend, | |
3305 | .resume = mwifiex_cfg80211_resume, | |
3306 | .set_wakeup = mwifiex_cfg80211_set_wakeup, | |
3307 | #endif | |
d1e2586f | 3308 | .set_coalesce = mwifiex_cfg80211_set_coalesce, |
b23bce29 | 3309 | .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt, |
429d90d2 | 3310 | .tdls_oper = mwifiex_cfg80211_tdls_oper, |
e48e0de0 | 3311 | .add_station = mwifiex_cfg80211_add_station, |
1f4dfd8a | 3312 | .change_station = mwifiex_cfg80211_change_station, |
85afb186 | 3313 | .start_radar_detection = mwifiex_cfg80211_start_radar_detection, |
7d652034 | 3314 | .channel_switch = mwifiex_cfg80211_channel_switch, |
5e6e3a92 BZ |
3315 | }; |
3316 | ||
964dc9e2 JB |
3317 | #ifdef CONFIG_PM |
3318 | static const struct wiphy_wowlan_support mwifiex_wowlan_support = { | |
8a40084e | 3319 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, |
3f4e854a | 3320 | .n_patterns = MWIFIEX_MEF_MAX_FILTERS, |
964dc9e2 JB |
3321 | .pattern_min_len = 1, |
3322 | .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, | |
3323 | .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, | |
3324 | }; | |
3325 | #endif | |
3326 | ||
3c68ef5b AP |
3327 | static bool mwifiex_is_valid_alpha2(const char *alpha2) |
3328 | { | |
3329 | if (!alpha2 || strlen(alpha2) != 2) | |
3330 | return false; | |
3331 | ||
3332 | if (isalpha(alpha2[0]) && isalpha(alpha2[1])) | |
3333 | return true; | |
3334 | ||
3335 | return false; | |
3336 | } | |
3337 | ||
562fc5b3 AK |
3338 | static const struct wiphy_coalesce_support mwifiex_coalesce_support = { |
3339 | .n_rules = MWIFIEX_COALESCE_MAX_RULES, | |
3340 | .max_delay = MWIFIEX_MAX_COALESCING_DELAY, | |
3341 | .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS, | |
3342 | .pattern_min_len = 1, | |
3343 | .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, | |
3344 | .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, | |
3345 | }; | |
3346 | ||
bf354433 AP |
3347 | int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter) |
3348 | { | |
3349 | u32 n_channels_bg, n_channels_a = 0; | |
3350 | ||
3351 | n_channels_bg = mwifiex_band_2ghz.n_channels; | |
3352 | ||
3353 | if (adapter->config_bands & BAND_A) | |
3354 | n_channels_a = mwifiex_band_5ghz.n_channels; | |
3355 | ||
3356 | adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a); | |
3357 | adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) * | |
3358 | adapter->num_in_chan_stats); | |
3359 | ||
3360 | if (!adapter->chan_stats) | |
3361 | return -ENOMEM; | |
3362 | ||
3363 | return 0; | |
3364 | } | |
3365 | ||
5e6e3a92 BZ |
3366 | /* |
3367 | * This function registers the device with CFG802.11 subsystem. | |
3368 | * | |
3369 | * The function creates the wireless device/wiphy, populates it with | |
3370 | * default parameters and handler function pointers, and finally | |
3371 | * registers the device. | |
3372 | */ | |
d6bffe8b AP |
3373 | |
3374 | int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) | |
5e6e3a92 | 3375 | { |
270e58e8 YAP |
3376 | int ret; |
3377 | void *wdev_priv; | |
d6bffe8b AP |
3378 | struct wiphy *wiphy; |
3379 | struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; | |
9e04a7c6 | 3380 | u8 *country_code; |
f862bfd1 | 3381 | u32 thr, retry; |
5e6e3a92 | 3382 | |
d6bffe8b AP |
3383 | /* create a new wiphy for use with cfg80211 */ |
3384 | wiphy = wiphy_new(&mwifiex_cfg80211_ops, | |
3385 | sizeof(struct mwifiex_adapter *)); | |
3386 | if (!wiphy) { | |
3387 | dev_err(adapter->dev, "%s: creating new wiphy\n", __func__); | |
5e6e3a92 BZ |
3388 | return -ENOMEM; |
3389 | } | |
d6bffe8b AP |
3390 | wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; |
3391 | wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; | |
83719be8 | 3392 | wiphy->mgmt_stypes = mwifiex_mgmt_stypes; |
7feb4c48 | 3393 | wiphy->max_remain_on_channel_duration = 5000; |
d6bffe8b AP |
3394 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
3395 | BIT(NL80211_IFTYPE_ADHOC) | | |
197f4a2e SP |
3396 | BIT(NL80211_IFTYPE_P2P_CLIENT) | |
3397 | BIT(NL80211_IFTYPE_P2P_GO) | | |
d6bffe8b AP |
3398 | BIT(NL80211_IFTYPE_AP); |
3399 | ||
3400 | wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; | |
3401 | if (adapter->config_bands & BAND_A) | |
3402 | wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; | |
3403 | else | |
3404 | wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; | |
5e6e3a92 | 3405 | |
cd8440da AP |
3406 | wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta; |
3407 | wiphy->n_iface_combinations = 1; | |
3408 | ||
5e6e3a92 | 3409 | /* Initialize cipher suits */ |
d6bffe8b AP |
3410 | wiphy->cipher_suites = mwifiex_cipher_suites; |
3411 | wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); | |
5e6e3a92 | 3412 | |
8d05eb22 | 3413 | ether_addr_copy(wiphy->perm_addr, adapter->perm_addr); |
d6bffe8b | 3414 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
2dd2bd6b | 3415 | wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | |
cc0ba0d5 | 3416 | WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | |
54428c57 | 3417 | WIPHY_FLAG_AP_UAPSD | |
7d652034 AP |
3418 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
3419 | WIPHY_FLAG_HAS_CHANNEL_SWITCH; | |
b23bce29 AP |
3420 | |
3421 | if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) | |
3422 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | | |
3423 | WIPHY_FLAG_TDLS_EXTERNAL_SETUP; | |
3424 | ||
7da060c1 | 3425 | #ifdef CONFIG_PM |
964dc9e2 | 3426 | wiphy->wowlan = &mwifiex_wowlan_support; |
7da060c1 AK |
3427 | #endif |
3428 | ||
562fc5b3 AK |
3429 | wiphy->coalesce = &mwifiex_coalesce_support; |
3430 | ||
2dd2bd6b | 3431 | wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | |
e39faa73 SP |
3432 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | |
3433 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; | |
5e6e3a92 | 3434 | |
8a279d5b AK |
3435 | wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; |
3436 | wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; | |
5e6e3a92 | 3437 | |
b292219f | 3438 | wiphy->features |= NL80211_FEATURE_HT_IBSS | |
e45a8419 | 3439 | NL80211_FEATURE_INACTIVITY_TIMER | |
e3c91683 | 3440 | NL80211_FEATURE_NEED_OBSS_SCAN; |
05910f4a | 3441 | |
808bbebc AK |
3442 | if (adapter->fw_api_ver == MWIFIEX_FW_V15) |
3443 | wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; | |
3444 | ||
b5abcf02 | 3445 | /* Reserve space for mwifiex specific private data for BSS */ |
d6bffe8b | 3446 | wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); |
5116f3ce | 3447 | |
d6bffe8b | 3448 | wiphy->reg_notifier = mwifiex_reg_notifier; |
5e6e3a92 | 3449 | |
67fdf39e | 3450 | /* Set struct mwifiex_adapter pointer in wiphy_priv */ |
d6bffe8b | 3451 | wdev_priv = wiphy_priv(wiphy); |
67fdf39e | 3452 | *(unsigned long *)wdev_priv = (unsigned long)adapter; |
5e6e3a92 | 3453 | |
2c208890 | 3454 | set_wiphy_dev(wiphy, priv->adapter->dev); |
a7b21165 | 3455 | |
d6bffe8b | 3456 | ret = wiphy_register(wiphy); |
5e6e3a92 | 3457 | if (ret < 0) { |
d6bffe8b AP |
3458 | dev_err(adapter->dev, |
3459 | "%s: wiphy_register failed: %d\n", __func__, ret); | |
3460 | wiphy_free(wiphy); | |
5e6e3a92 | 3461 | return ret; |
5e6e3a92 | 3462 | } |
3c68ef5b AP |
3463 | |
3464 | if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) { | |
3465 | wiphy_info(wiphy, "driver hint alpha2: %2.2s\n", reg_alpha2); | |
3466 | regulatory_hint(wiphy, reg_alpha2); | |
3467 | } else { | |
3468 | country_code = mwifiex_11d_code_2_region(adapter->region_code); | |
3469 | if (country_code) | |
3470 | wiphy_info(wiphy, "ignoring F/W country code %2.2s\n", | |
3471 | country_code); | |
3472 | } | |
5e6e3a92 | 3473 | |
fa0ecbb9 BZ |
3474 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
3475 | HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true); | |
f862bfd1 | 3476 | wiphy->frag_threshold = thr; |
fa0ecbb9 BZ |
3477 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
3478 | HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true); | |
f862bfd1 | 3479 | wiphy->rts_threshold = thr; |
fa0ecbb9 BZ |
3480 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
3481 | HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true); | |
f862bfd1 | 3482 | wiphy->retry_short = (u8) retry; |
fa0ecbb9 BZ |
3483 | mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
3484 | HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true); | |
f862bfd1 UR |
3485 | wiphy->retry_long = (u8) retry; |
3486 | ||
d6bffe8b | 3487 | adapter->wiphy = wiphy; |
5e6e3a92 BZ |
3488 | return ret; |
3489 | } |