Commit | Line | Data |
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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: CFG80211 | |
3 | * | |
4 | * Copyright (C) 2011, Marvell International Ltd. | |
5 | * | |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #include "cfg80211.h" | |
21 | #include "main.h" | |
22 | ||
cd8440da AP |
23 | static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = { |
24 | { | |
197f4a2e | 25 | .max = 2, .types = BIT(NL80211_IFTYPE_STATION), |
cd8440da AP |
26 | }, |
27 | { | |
28 | .max = 1, .types = BIT(NL80211_IFTYPE_AP), | |
29 | }, | |
30 | }; | |
31 | ||
32 | static const struct ieee80211_iface_combination mwifiex_iface_comb_ap_sta = { | |
33 | .limits = mwifiex_ap_sta_limits, | |
34 | .num_different_channels = 1, | |
35 | .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), | |
36 | .max_interfaces = MWIFIEX_MAX_BSS_NUM, | |
37 | .beacon_int_infra_match = true, | |
38 | }; | |
39 | ||
cc0ba0d5 AK |
40 | static const struct ieee80211_regdomain mwifiex_world_regdom_custom = { |
41 | .n_reg_rules = 7, | |
42 | .alpha2 = "99", | |
43 | .reg_rules = { | |
44 | /* Channel 1 - 11 */ | |
45 | REG_RULE(2412-10, 2462+10, 40, 3, 20, 0), | |
46 | /* Channel 12 - 13 */ | |
47 | REG_RULE(2467-10, 2472+10, 20, 3, 20, | |
48 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS), | |
49 | /* Channel 14 */ | |
50 | REG_RULE(2484-10, 2484+10, 20, 3, 20, | |
51 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS | | |
52 | NL80211_RRF_NO_OFDM), | |
53 | /* Channel 36 - 48 */ | |
54 | REG_RULE(5180-10, 5240+10, 40, 3, 20, | |
55 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS), | |
56 | /* Channel 149 - 165 */ | |
57 | REG_RULE(5745-10, 5825+10, 40, 3, 20, | |
58 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS), | |
59 | /* Channel 52 - 64 */ | |
60 | REG_RULE(5260-10, 5320+10, 40, 3, 30, | |
61 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS | | |
62 | NL80211_RRF_DFS), | |
63 | /* Channel 100 - 140 */ | |
64 | REG_RULE(5500-10, 5700+10, 40, 3, 30, | |
65 | NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS | | |
66 | NL80211_RRF_DFS), | |
67 | } | |
68 | }; | |
69 | ||
5e6e3a92 BZ |
70 | /* |
71 | * This function maps the nl802.11 channel type into driver channel type. | |
72 | * | |
73 | * The mapping is as follows - | |
21c3ba34 AK |
74 | * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
75 | * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
76 | * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE | |
77 | * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW | |
78 | * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
5e6e3a92 | 79 | */ |
7feb4c48 | 80 | u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type) |
5e6e3a92 | 81 | { |
05910f4a | 82 | switch (chan_type) { |
5e6e3a92 BZ |
83 | case NL80211_CHAN_NO_HT: |
84 | case NL80211_CHAN_HT20: | |
21c3ba34 | 85 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 86 | case NL80211_CHAN_HT40PLUS: |
21c3ba34 | 87 | return IEEE80211_HT_PARAM_CHA_SEC_ABOVE; |
5e6e3a92 | 88 | case NL80211_CHAN_HT40MINUS: |
21c3ba34 | 89 | return IEEE80211_HT_PARAM_CHA_SEC_BELOW; |
5e6e3a92 | 90 | default: |
21c3ba34 | 91 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 92 | } |
5e6e3a92 BZ |
93 | } |
94 | ||
5e6e3a92 BZ |
95 | /* |
96 | * This function checks whether WEP is set. | |
97 | */ | |
98 | static int | |
99 | mwifiex_is_alg_wep(u32 cipher) | |
100 | { | |
5e6e3a92 | 101 | switch (cipher) { |
2be50b8d YAP |
102 | case WLAN_CIPHER_SUITE_WEP40: |
103 | case WLAN_CIPHER_SUITE_WEP104: | |
270e58e8 | 104 | return 1; |
5e6e3a92 | 105 | default: |
5e6e3a92 BZ |
106 | break; |
107 | } | |
270e58e8 YAP |
108 | |
109 | return 0; | |
5e6e3a92 BZ |
110 | } |
111 | ||
5e6e3a92 BZ |
112 | /* |
113 | * This function retrieves the private structure from kernel wiphy structure. | |
114 | */ | |
67fdf39e | 115 | static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy) |
5e6e3a92 BZ |
116 | { |
117 | return (void *) (*(unsigned long *) wiphy_priv(wiphy)); | |
118 | } | |
119 | ||
120 | /* | |
121 | * CFG802.11 operation handler to delete a network key. | |
122 | */ | |
123 | static int | |
124 | mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, | |
125 | u8 key_index, bool pairwise, const u8 *mac_addr) | |
126 | { | |
f540f9f3 | 127 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
75edd2c6 AP |
128 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
129 | const u8 *peer_mac = pairwise ? mac_addr : bc_mac; | |
5e6e3a92 | 130 | |
53b11231 | 131 | if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) { |
5e6e3a92 BZ |
132 | wiphy_err(wiphy, "deleting the crypto keys\n"); |
133 | return -EFAULT; | |
134 | } | |
135 | ||
136 | wiphy_dbg(wiphy, "info: crypto keys deleted\n"); | |
137 | return 0; | |
138 | } | |
139 | ||
e39faa73 SP |
140 | /* |
141 | * This function forms an skb for management frame. | |
142 | */ | |
143 | static int | |
144 | mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len) | |
145 | { | |
146 | u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; | |
147 | u16 pkt_len; | |
148 | u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT; | |
149 | struct timeval tv; | |
150 | ||
151 | pkt_len = len + ETH_ALEN; | |
152 | ||
153 | skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN + | |
154 | MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); | |
155 | memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len)); | |
156 | ||
157 | memcpy(skb_push(skb, sizeof(tx_control)), | |
158 | &tx_control, sizeof(tx_control)); | |
159 | ||
160 | memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type)); | |
161 | ||
162 | /* Add packet data and address4 */ | |
163 | memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf, | |
164 | sizeof(struct ieee80211_hdr_3addr)); | |
165 | memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN); | |
166 | memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)), | |
167 | buf + sizeof(struct ieee80211_hdr_3addr), | |
168 | len - sizeof(struct ieee80211_hdr_3addr)); | |
169 | ||
170 | skb->priority = LOW_PRIO_TID; | |
171 | do_gettimeofday(&tv); | |
172 | skb->tstamp = timeval_to_ktime(tv); | |
173 | ||
174 | return 0; | |
175 | } | |
176 | ||
177 | /* | |
178 | * CFG802.11 operation handler to transmit a management frame. | |
179 | */ | |
180 | static int | |
181 | mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
182 | struct ieee80211_channel *chan, bool offchan, | |
42d97a59 JB |
183 | unsigned int wait, const u8 *buf, size_t len, |
184 | bool no_cck, bool dont_wait_for_ack, u64 *cookie) | |
e39faa73 SP |
185 | { |
186 | struct sk_buff *skb; | |
187 | u16 pkt_len; | |
188 | const struct ieee80211_mgmt *mgmt; | |
189 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
190 | ||
191 | if (!buf || !len) { | |
192 | wiphy_err(wiphy, "invalid buffer and length\n"); | |
193 | return -EFAULT; | |
194 | } | |
195 | ||
196 | mgmt = (const struct ieee80211_mgmt *)buf; | |
197 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA && | |
198 | ieee80211_is_probe_resp(mgmt->frame_control)) { | |
199 | /* Since we support offload probe resp, we need to skip probe | |
200 | * resp in AP or GO mode */ | |
201 | wiphy_dbg(wiphy, | |
202 | "info: skip to send probe resp in AP or GO mode\n"); | |
203 | return 0; | |
204 | } | |
205 | ||
206 | pkt_len = len + ETH_ALEN; | |
207 | skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN + | |
208 | MWIFIEX_MGMT_FRAME_HEADER_SIZE + | |
209 | pkt_len + sizeof(pkt_len)); | |
210 | ||
211 | if (!skb) { | |
212 | wiphy_err(wiphy, "allocate skb failed for management frame\n"); | |
213 | return -ENOMEM; | |
214 | } | |
215 | ||
216 | mwifiex_form_mgmt_frame(skb, buf, len); | |
217 | mwifiex_queue_tx_pkt(priv, skb); | |
218 | ||
219 | *cookie = random32() | 1; | |
220 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, GFP_ATOMIC); | |
221 | ||
222 | wiphy_dbg(wiphy, "info: management frame transmitted\n"); | |
223 | return 0; | |
224 | } | |
225 | ||
3cec6870 SP |
226 | /* |
227 | * CFG802.11 operation handler to register a mgmt frame. | |
228 | */ | |
229 | static void | |
230 | mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
231 | struct wireless_dev *wdev, | |
232 | u16 frame_type, bool reg) | |
233 | { | |
234 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
235 | ||
236 | if (reg) | |
237 | priv->mgmt_frame_mask |= BIT(frame_type >> 4); | |
238 | else | |
239 | priv->mgmt_frame_mask &= ~BIT(frame_type >> 4); | |
240 | ||
241 | mwifiex_send_cmd_async(priv, HostCmd_CMD_MGMT_FRAME_REG, | |
242 | HostCmd_ACT_GEN_SET, 0, &priv->mgmt_frame_mask); | |
243 | ||
244 | wiphy_dbg(wiphy, "info: mgmt frame registered\n"); | |
245 | } | |
246 | ||
7feb4c48 SP |
247 | /* |
248 | * CFG802.11 operation handler to remain on channel. | |
249 | */ | |
250 | static int | |
251 | mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy, | |
252 | struct wireless_dev *wdev, | |
253 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
254 | unsigned int duration, u64 *cookie) |
255 | { | |
256 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
257 | int ret; | |
258 | ||
259 | if (!chan || !cookie) { | |
260 | wiphy_err(wiphy, "Invalid parameter for ROC\n"); | |
261 | return -EINVAL; | |
262 | } | |
263 | ||
264 | if (priv->roc_cfg.cookie) { | |
265 | wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llu\n", | |
266 | priv->roc_cfg.cookie); | |
267 | return -EBUSY; | |
268 | } | |
269 | ||
270 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan, | |
42d97a59 | 271 | duration); |
7feb4c48 SP |
272 | |
273 | if (!ret) { | |
274 | *cookie = random32() | 1; | |
275 | priv->roc_cfg.cookie = *cookie; | |
276 | priv->roc_cfg.chan = *chan; | |
7feb4c48 | 277 | |
42d97a59 | 278 | cfg80211_ready_on_channel(wdev, *cookie, chan, |
7feb4c48 SP |
279 | duration, GFP_ATOMIC); |
280 | ||
281 | wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie); | |
282 | } | |
283 | ||
284 | return ret; | |
285 | } | |
286 | ||
287 | /* | |
288 | * CFG802.11 operation handler to cancel remain on channel. | |
289 | */ | |
290 | static int | |
291 | mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
292 | struct wireless_dev *wdev, u64 cookie) | |
293 | { | |
294 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); | |
295 | int ret; | |
296 | ||
297 | if (cookie != priv->roc_cfg.cookie) | |
298 | return -ENOENT; | |
299 | ||
300 | ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE, | |
42d97a59 | 301 | &priv->roc_cfg.chan, 0); |
7feb4c48 SP |
302 | |
303 | if (!ret) { | |
304 | cfg80211_remain_on_channel_expired(wdev, cookie, | |
305 | &priv->roc_cfg.chan, | |
7feb4c48 SP |
306 | GFP_ATOMIC); |
307 | ||
308 | memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg)); | |
309 | ||
310 | wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie); | |
311 | } | |
312 | ||
313 | return ret; | |
314 | } | |
315 | ||
5e6e3a92 BZ |
316 | /* |
317 | * CFG802.11 operation handler to set Tx power. | |
318 | */ | |
319 | static int | |
320 | mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, | |
c8442118 | 321 | struct wireless_dev *wdev, |
5e6e3a92 | 322 | enum nl80211_tx_power_setting type, |
742c29fd | 323 | int mbm) |
5e6e3a92 | 324 | { |
67fdf39e AP |
325 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
326 | struct mwifiex_private *priv; | |
600f5d90 | 327 | struct mwifiex_power_cfg power_cfg; |
742c29fd | 328 | int dbm = MBM_TO_DBM(mbm); |
5e6e3a92 | 329 | |
600f5d90 AK |
330 | if (type == NL80211_TX_POWER_FIXED) { |
331 | power_cfg.is_power_auto = 0; | |
332 | power_cfg.power_level = dbm; | |
333 | } else { | |
334 | power_cfg.is_power_auto = 1; | |
335 | } | |
336 | ||
67fdf39e AP |
337 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
338 | ||
636c4598 | 339 | return mwifiex_set_tx_power(priv, &power_cfg); |
5e6e3a92 BZ |
340 | } |
341 | ||
342 | /* | |
343 | * CFG802.11 operation handler to set Power Save option. | |
344 | * | |
345 | * The timeout value, if provided, is currently ignored. | |
346 | */ | |
347 | static int | |
348 | mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, | |
349 | struct net_device *dev, | |
350 | bool enabled, int timeout) | |
351 | { | |
f540f9f3 | 352 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
600f5d90 | 353 | u32 ps_mode; |
5e6e3a92 BZ |
354 | |
355 | if (timeout) | |
356 | wiphy_dbg(wiphy, | |
aea0701e | 357 | "info: ignore timeout value for IEEE Power Save\n"); |
5e6e3a92 | 358 | |
600f5d90 | 359 | ps_mode = enabled; |
5e6e3a92 | 360 | |
636c4598 | 361 | return mwifiex_drv_set_power(priv, &ps_mode); |
5e6e3a92 BZ |
362 | } |
363 | ||
364 | /* | |
365 | * CFG802.11 operation handler to set the default network key. | |
366 | */ | |
367 | static int | |
368 | mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, | |
369 | u8 key_index, bool unicast, | |
370 | bool multicast) | |
371 | { | |
f540f9f3 | 372 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 373 | |
2d3d0a88 | 374 | /* Return if WEP key not configured */ |
5eb02e44 | 375 | if (!priv->sec_info.wep_enabled) |
2d3d0a88 AK |
376 | return 0; |
377 | ||
96893538 AP |
378 | if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { |
379 | priv->wep_key_curr_index = key_index; | |
53b11231 YL |
380 | } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, |
381 | NULL, 0)) { | |
636c4598 | 382 | wiphy_err(wiphy, "set default Tx key index\n"); |
5e6e3a92 | 383 | return -EFAULT; |
636c4598 | 384 | } |
5e6e3a92 BZ |
385 | |
386 | return 0; | |
387 | } | |
388 | ||
389 | /* | |
390 | * CFG802.11 operation handler to add a network key. | |
391 | */ | |
392 | static int | |
393 | mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, | |
394 | u8 key_index, bool pairwise, const u8 *mac_addr, | |
395 | struct key_params *params) | |
396 | { | |
f540f9f3 | 397 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
96893538 | 398 | struct mwifiex_wep_key *wep_key; |
75edd2c6 AP |
399 | const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
400 | const u8 *peer_mac = pairwise ? mac_addr : bc_mac; | |
5e6e3a92 | 401 | |
96893538 AP |
402 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && |
403 | (params->cipher == WLAN_CIPHER_SUITE_WEP40 || | |
404 | params->cipher == WLAN_CIPHER_SUITE_WEP104)) { | |
405 | if (params->key && params->key_len) { | |
406 | wep_key = &priv->wep_key[key_index]; | |
407 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); | |
408 | memcpy(wep_key->key_material, params->key, | |
409 | params->key_len); | |
410 | wep_key->key_index = key_index; | |
411 | wep_key->key_length = params->key_len; | |
412 | priv->sec_info.wep_enabled = 1; | |
413 | } | |
414 | return 0; | |
415 | } | |
416 | ||
53b11231 | 417 | if (mwifiex_set_encode(priv, params, params->key, params->key_len, |
75edd2c6 | 418 | key_index, peer_mac, 0)) { |
636c4598 | 419 | wiphy_err(wiphy, "crypto keys added\n"); |
5e6e3a92 | 420 | return -EFAULT; |
636c4598 | 421 | } |
5e6e3a92 BZ |
422 | |
423 | return 0; | |
424 | } | |
425 | ||
426 | /* | |
427 | * This function sends domain information to the firmware. | |
428 | * | |
429 | * The following information are passed to the firmware - | |
430 | * - Country codes | |
431 | * - Sub bands (first channel, number of channels, maximum Tx power) | |
432 | */ | |
433 | static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) | |
434 | { | |
435 | u8 no_of_triplet = 0; | |
436 | struct ieee80211_country_ie_triplet *t; | |
437 | u8 no_of_parsed_chan = 0; | |
438 | u8 first_chan = 0, next_chan = 0, max_pwr = 0; | |
439 | u8 i, flag = 0; | |
440 | enum ieee80211_band band; | |
441 | struct ieee80211_supported_band *sband; | |
442 | struct ieee80211_channel *ch; | |
67fdf39e AP |
443 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
444 | struct mwifiex_private *priv; | |
5e6e3a92 | 445 | struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; |
5e6e3a92 BZ |
446 | |
447 | /* Set country code */ | |
67fdf39e AP |
448 | domain_info->country_code[0] = adapter->country_code[0]; |
449 | domain_info->country_code[1] = adapter->country_code[1]; | |
5e6e3a92 BZ |
450 | domain_info->country_code[2] = ' '; |
451 | ||
452 | band = mwifiex_band_to_radio_type(adapter->config_bands); | |
453 | if (!wiphy->bands[band]) { | |
454 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); | |
455 | return -1; | |
456 | } | |
457 | ||
458 | sband = wiphy->bands[band]; | |
459 | ||
460 | for (i = 0; i < sband->n_channels ; i++) { | |
461 | ch = &sband->channels[i]; | |
462 | if (ch->flags & IEEE80211_CHAN_DISABLED) | |
463 | continue; | |
464 | ||
465 | if (!flag) { | |
466 | flag = 1; | |
467 | first_chan = (u32) ch->hw_value; | |
468 | next_chan = first_chan; | |
22db2497 | 469 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
470 | no_of_parsed_chan = 1; |
471 | continue; | |
472 | } | |
473 | ||
474 | if (ch->hw_value == next_chan + 1 && | |
22db2497 | 475 | ch->max_power == max_pwr) { |
5e6e3a92 BZ |
476 | next_chan++; |
477 | no_of_parsed_chan++; | |
478 | } else { | |
479 | t = &domain_info->triplet[no_of_triplet]; | |
480 | t->chans.first_channel = first_chan; | |
481 | t->chans.num_channels = no_of_parsed_chan; | |
482 | t->chans.max_power = max_pwr; | |
483 | no_of_triplet++; | |
484 | first_chan = (u32) ch->hw_value; | |
485 | next_chan = first_chan; | |
22db2497 | 486 | max_pwr = ch->max_power; |
5e6e3a92 BZ |
487 | no_of_parsed_chan = 1; |
488 | } | |
489 | } | |
490 | ||
491 | if (flag) { | |
492 | t = &domain_info->triplet[no_of_triplet]; | |
493 | t->chans.first_channel = first_chan; | |
494 | t->chans.num_channels = no_of_parsed_chan; | |
495 | t->chans.max_power = max_pwr; | |
496 | no_of_triplet++; | |
497 | } | |
498 | ||
499 | domain_info->no_of_triplet = no_of_triplet; | |
636c4598 | 500 | |
67fdf39e AP |
501 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
502 | ||
636c4598 | 503 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
aea0701e | 504 | HostCmd_ACT_GEN_SET, 0, NULL)) { |
5e6e3a92 | 505 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); |
636c4598 YAP |
506 | return -1; |
507 | } | |
5e6e3a92 | 508 | |
636c4598 | 509 | return 0; |
5e6e3a92 BZ |
510 | } |
511 | ||
512 | /* | |
513 | * CFG802.11 regulatory domain callback function. | |
514 | * | |
515 | * This function is called when the regulatory domain is changed due to the | |
516 | * following reasons - | |
517 | * - Set by driver | |
518 | * - Set by system core | |
519 | * - Set by user | |
520 | * - Set bt Country IE | |
521 | */ | |
0c0280bd LR |
522 | static void mwifiex_reg_notifier(struct wiphy *wiphy, |
523 | struct regulatory_request *request) | |
5e6e3a92 | 524 | { |
67fdf39e | 525 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
5e6e3a92 | 526 | |
67fdf39e AP |
527 | wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n", |
528 | request->alpha2[0], request->alpha2[1]); | |
5e6e3a92 | 529 | |
67fdf39e | 530 | memcpy(adapter->country_code, request->alpha2, sizeof(request->alpha2)); |
5e6e3a92 BZ |
531 | |
532 | switch (request->initiator) { | |
533 | case NL80211_REGDOM_SET_BY_DRIVER: | |
534 | case NL80211_REGDOM_SET_BY_CORE: | |
535 | case NL80211_REGDOM_SET_BY_USER: | |
536 | break; | |
537 | /* Todo: apply driver specific changes in channel flags based | |
538 | on the request initiator if necessary. */ | |
539 | case NL80211_REGDOM_SET_BY_COUNTRY_IE: | |
540 | break; | |
541 | } | |
542 | mwifiex_send_domain_info_cmd_fw(wiphy); | |
5e6e3a92 BZ |
543 | } |
544 | ||
5e6e3a92 BZ |
545 | /* |
546 | * This function sets the fragmentation threshold. | |
547 | * | |
600f5d90 | 548 | * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE |
5e6e3a92 BZ |
549 | * and MWIFIEX_FRAG_MAX_VALUE. |
550 | */ | |
551 | static int | |
552 | mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) | |
553 | { | |
aea0701e YAP |
554 | if (frag_thr < MWIFIEX_FRAG_MIN_VALUE || |
555 | frag_thr > MWIFIEX_FRAG_MAX_VALUE) | |
9b930eae | 556 | frag_thr = MWIFIEX_FRAG_MAX_VALUE; |
5e6e3a92 | 557 | |
9b930eae AP |
558 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, |
559 | HostCmd_ACT_GEN_SET, FRAG_THRESH_I, | |
560 | &frag_thr); | |
5e6e3a92 BZ |
561 | } |
562 | ||
563 | /* | |
564 | * This function sets the RTS threshold. | |
600f5d90 AK |
565 | |
566 | * The rts value must lie between MWIFIEX_RTS_MIN_VALUE | |
567 | * and MWIFIEX_RTS_MAX_VALUE. | |
5e6e3a92 BZ |
568 | */ |
569 | static int | |
570 | mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) | |
571 | { | |
5e6e3a92 BZ |
572 | if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) |
573 | rts_thr = MWIFIEX_RTS_MAX_VALUE; | |
574 | ||
636c4598 | 575 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, |
600f5d90 AK |
576 | HostCmd_ACT_GEN_SET, RTS_THRESH_I, |
577 | &rts_thr); | |
5e6e3a92 BZ |
578 | } |
579 | ||
580 | /* | |
581 | * CFG802.11 operation handler to set wiphy parameters. | |
582 | * | |
583 | * This function can be used to set the RTS threshold and the | |
584 | * Fragmentation threshold of the driver. | |
585 | */ | |
586 | static int | |
587 | mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
588 | { | |
67fdf39e | 589 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
9b930eae AP |
590 | struct mwifiex_private *priv; |
591 | struct mwifiex_uap_bss_param *bss_cfg; | |
592 | int ret, bss_started, i; | |
593 | ||
594 | for (i = 0; i < adapter->priv_num; i++) { | |
595 | priv = adapter->priv[i]; | |
596 | ||
597 | switch (priv->bss_role) { | |
598 | case MWIFIEX_BSS_ROLE_UAP: | |
599 | bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), | |
600 | GFP_KERNEL); | |
601 | if (!bss_cfg) | |
602 | return -ENOMEM; | |
603 | ||
604 | mwifiex_set_sys_config_invalid_data(bss_cfg); | |
605 | ||
606 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) | |
607 | bss_cfg->rts_threshold = wiphy->rts_threshold; | |
608 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) | |
609 | bss_cfg->frag_threshold = wiphy->frag_threshold; | |
610 | if (changed & WIPHY_PARAM_RETRY_LONG) | |
611 | bss_cfg->retry_limit = wiphy->retry_long; | |
612 | ||
613 | bss_started = priv->bss_started; | |
614 | ||
615 | ret = mwifiex_send_cmd_sync(priv, | |
616 | HostCmd_CMD_UAP_BSS_STOP, | |
617 | HostCmd_ACT_GEN_SET, 0, | |
618 | NULL); | |
619 | if (ret) { | |
620 | wiphy_err(wiphy, "Failed to stop the BSS\n"); | |
621 | kfree(bss_cfg); | |
622 | return ret; | |
623 | } | |
624 | ||
625 | ret = mwifiex_send_cmd_async(priv, | |
626 | HostCmd_CMD_UAP_SYS_CONFIG, | |
627 | HostCmd_ACT_GEN_SET, | |
e76268da | 628 | UAP_BSS_PARAMS_I, bss_cfg); |
5e6e3a92 | 629 | |
9b930eae AP |
630 | kfree(bss_cfg); |
631 | ||
632 | if (ret) { | |
633 | wiphy_err(wiphy, "Failed to set bss config\n"); | |
634 | return ret; | |
635 | } | |
5e6e3a92 | 636 | |
9b930eae AP |
637 | if (!bss_started) |
638 | break; | |
639 | ||
640 | ret = mwifiex_send_cmd_async(priv, | |
641 | HostCmd_CMD_UAP_BSS_START, | |
642 | HostCmd_ACT_GEN_SET, 0, | |
643 | NULL); | |
644 | if (ret) { | |
645 | wiphy_err(wiphy, "Failed to start BSS\n"); | |
646 | return ret; | |
647 | } | |
648 | ||
649 | break; | |
650 | case MWIFIEX_BSS_ROLE_STA: | |
651 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { | |
652 | ret = mwifiex_set_rts(priv, | |
653 | wiphy->rts_threshold); | |
654 | if (ret) | |
655 | return ret; | |
656 | } | |
657 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { | |
658 | ret = mwifiex_set_frag(priv, | |
659 | wiphy->frag_threshold); | |
660 | if (ret) | |
661 | return ret; | |
662 | } | |
663 | break; | |
664 | } | |
665 | } | |
666 | ||
667 | return 0; | |
5e6e3a92 BZ |
668 | } |
669 | ||
e1a2b7a3 SP |
670 | static int |
671 | mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv) | |
672 | { | |
673 | u16 mode = P2P_MODE_DISABLE; | |
674 | ||
9197ab9e SP |
675 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) |
676 | mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_STA); | |
677 | ||
e1a2b7a3 SP |
678 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG, |
679 | HostCmd_ACT_GEN_SET, 0, &mode)) | |
680 | return -1; | |
681 | ||
682 | return 0; | |
683 | } | |
684 | ||
685 | /* | |
686 | * This function initializes the functionalities for P2P client. | |
687 | * The P2P client initialization sequence is: | |
688 | * disable -> device -> client | |
689 | */ | |
690 | static int | |
691 | mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv) | |
692 | { | |
693 | u16 mode; | |
694 | ||
695 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
696 | return -1; | |
697 | ||
698 | mode = P2P_MODE_DEVICE; | |
699 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG, | |
700 | HostCmd_ACT_GEN_SET, 0, &mode)) | |
701 | return -1; | |
702 | ||
703 | mode = P2P_MODE_CLIENT; | |
704 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG, | |
705 | HostCmd_ACT_GEN_SET, 0, &mode)) | |
706 | return -1; | |
707 | ||
708 | return 0; | |
709 | } | |
710 | ||
9197ab9e SP |
711 | /* |
712 | * This function initializes the functionalities for P2P GO. | |
713 | * The P2P GO initialization sequence is: | |
714 | * disable -> device -> GO | |
715 | */ | |
716 | static int | |
717 | mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv) | |
718 | { | |
719 | u16 mode; | |
720 | ||
721 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
722 | return -1; | |
723 | ||
724 | mode = P2P_MODE_DEVICE; | |
725 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG, | |
726 | HostCmd_ACT_GEN_SET, 0, &mode)) | |
727 | return -1; | |
728 | ||
729 | mode = P2P_MODE_GO; | |
730 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_P2P_MODE_CFG, | |
731 | HostCmd_ACT_GEN_SET, 0, &mode)) | |
732 | return -1; | |
733 | ||
734 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) | |
735 | mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_UAP); | |
736 | ||
737 | return 0; | |
738 | } | |
739 | ||
5e6e3a92 BZ |
740 | /* |
741 | * CFG802.11 operation handler to change interface type. | |
5e6e3a92 BZ |
742 | */ |
743 | static int | |
744 | mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, | |
745 | struct net_device *dev, | |
746 | enum nl80211_iftype type, u32 *flags, | |
747 | struct vif_params *params) | |
748 | { | |
270e58e8 | 749 | int ret; |
5e6e3a92 | 750 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 751 | |
4f02341a | 752 | switch (dev->ieee80211_ptr->iftype) { |
5e6e3a92 | 753 | case NL80211_IFTYPE_ADHOC: |
4f02341a AP |
754 | switch (type) { |
755 | case NL80211_IFTYPE_STATION: | |
756 | break; | |
757 | case NL80211_IFTYPE_UNSPECIFIED: | |
758 | wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name); | |
759 | case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */ | |
760 | return 0; | |
761 | case NL80211_IFTYPE_AP: | |
762 | default: | |
763 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
764 | dev->name, type); | |
765 | return -EOPNOTSUPP; | |
766 | } | |
5e6e3a92 BZ |
767 | break; |
768 | case NL80211_IFTYPE_STATION: | |
4f02341a AP |
769 | switch (type) { |
770 | case NL80211_IFTYPE_ADHOC: | |
771 | break; | |
e1a2b7a3 SP |
772 | case NL80211_IFTYPE_P2P_CLIENT: |
773 | if (mwifiex_cfg80211_init_p2p_client(priv)) | |
774 | return -EFAULT; | |
775 | dev->ieee80211_ptr->iftype = type; | |
776 | return 0; | |
9197ab9e SP |
777 | case NL80211_IFTYPE_P2P_GO: |
778 | if (mwifiex_cfg80211_init_p2p_go(priv)) | |
779 | return -EFAULT; | |
780 | dev->ieee80211_ptr->iftype = type; | |
781 | return 0; | |
4f02341a AP |
782 | case NL80211_IFTYPE_UNSPECIFIED: |
783 | wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name); | |
784 | case NL80211_IFTYPE_STATION: /* This shouldn't happen */ | |
785 | return 0; | |
786 | case NL80211_IFTYPE_AP: | |
787 | default: | |
788 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
789 | dev->name, type); | |
790 | return -EOPNOTSUPP; | |
791 | } | |
792 | break; | |
793 | case NL80211_IFTYPE_AP: | |
794 | switch (type) { | |
795 | case NL80211_IFTYPE_UNSPECIFIED: | |
796 | wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name); | |
797 | case NL80211_IFTYPE_AP: /* This shouldn't happen */ | |
798 | return 0; | |
799 | case NL80211_IFTYPE_ADHOC: | |
800 | case NL80211_IFTYPE_STATION: | |
801 | default: | |
802 | wiphy_err(wiphy, "%s: changing to %d not supported\n", | |
803 | dev->name, type); | |
804 | return -EOPNOTSUPP; | |
805 | } | |
5e6e3a92 | 806 | break; |
e1a2b7a3 | 807 | case NL80211_IFTYPE_P2P_CLIENT: |
9197ab9e | 808 | case NL80211_IFTYPE_P2P_GO: |
e1a2b7a3 SP |
809 | switch (type) { |
810 | case NL80211_IFTYPE_STATION: | |
811 | if (mwifiex_cfg80211_deinit_p2p(priv)) | |
812 | return -EFAULT; | |
813 | dev->ieee80211_ptr->iftype = type; | |
814 | return 0; | |
815 | default: | |
816 | return -EOPNOTSUPP; | |
817 | } | |
818 | break; | |
5e6e3a92 | 819 | default: |
4f02341a AP |
820 | wiphy_err(wiphy, "%s: unknown iftype: %d\n", |
821 | dev->name, dev->ieee80211_ptr->iftype); | |
822 | return -EOPNOTSUPP; | |
5e6e3a92 | 823 | } |
5e6e3a92 | 824 | |
4f02341a AP |
825 | dev->ieee80211_ptr->iftype = type; |
826 | priv->bss_mode = type; | |
600f5d90 | 827 | mwifiex_deauthenticate(priv, NULL); |
eecd8250 | 828 | |
f986b6d5 | 829 | priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; |
eecd8250 | 830 | |
600f5d90 AK |
831 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE, |
832 | HostCmd_ACT_GEN_SET, 0, NULL); | |
eecd8250 | 833 | |
5e6e3a92 BZ |
834 | return ret; |
835 | } | |
836 | ||
a5f39056 YAP |
837 | static void |
838 | mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo, | |
839 | struct rate_info *rate) | |
840 | { | |
841 | struct mwifiex_adapter *adapter = priv->adapter; | |
842 | ||
843 | if (adapter->is_hw_11ac_capable) { | |
844 | /* bit[1-0]: 00=LG 01=HT 10=VHT */ | |
845 | if (tx_htinfo & BIT(0)) { | |
846 | /* HT */ | |
847 | rate->mcs = priv->tx_rate; | |
848 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
849 | } | |
850 | if (tx_htinfo & BIT(1)) { | |
851 | /* VHT */ | |
852 | rate->mcs = priv->tx_rate & 0x0F; | |
853 | rate->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
854 | } | |
855 | ||
856 | if (tx_htinfo & (BIT(1) | BIT(0))) { | |
857 | /* HT or VHT */ | |
858 | switch (tx_htinfo & (BIT(3) | BIT(2))) { | |
859 | case 0: | |
860 | /* This will be 20MHz */ | |
861 | break; | |
862 | case (BIT(2)): | |
863 | rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
864 | break; | |
865 | case (BIT(3)): | |
866 | rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; | |
867 | break; | |
868 | case (BIT(3) | BIT(2)): | |
869 | rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; | |
870 | break; | |
871 | } | |
872 | ||
873 | if (tx_htinfo & BIT(4)) | |
874 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
875 | ||
876 | if ((priv->tx_rate >> 4) == 1) | |
877 | rate->nss = 2; | |
878 | else | |
879 | rate->nss = 1; | |
880 | } | |
881 | } else { | |
882 | /* | |
883 | * Bit 0 in tx_htinfo indicates that current Tx rate | |
884 | * is 11n rate. Valid MCS index values for us are 0 to 15. | |
885 | */ | |
886 | if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { | |
887 | rate->mcs = priv->tx_rate; | |
888 | rate->flags |= RATE_INFO_FLAGS_MCS; | |
889 | if (tx_htinfo & BIT(1)) | |
890 | rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
891 | if (tx_htinfo & BIT(2)) | |
892 | rate->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
893 | } | |
894 | } | |
895 | } | |
896 | ||
5e6e3a92 BZ |
897 | /* |
898 | * This function dumps the station information on a buffer. | |
899 | * | |
900 | * The following information are shown - | |
901 | * - Total bytes transmitted | |
902 | * - Total bytes received | |
903 | * - Total packets transmitted | |
904 | * - Total packets received | |
905 | * - Signal quality level | |
906 | * - Transmission rate | |
907 | */ | |
908 | static int | |
909 | mwifiex_dump_station_info(struct mwifiex_private *priv, | |
910 | struct station_info *sinfo) | |
911 | { | |
006606c0 | 912 | u32 rate; |
5e6e3a92 BZ |
913 | |
914 | sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES | | |
7013d3e2 AK |
915 | STATION_INFO_RX_PACKETS | STATION_INFO_TX_PACKETS | |
916 | STATION_INFO_TX_BITRATE | | |
917 | STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG; | |
5e6e3a92 BZ |
918 | |
919 | /* Get signal information from the firmware */ | |
958a4a86 AK |
920 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_RSSI_INFO, |
921 | HostCmd_ACT_GEN_GET, 0, NULL)) { | |
922 | dev_err(priv->adapter->dev, "failed to get signal information\n"); | |
923 | return -EFAULT; | |
5e6e3a92 BZ |
924 | } |
925 | ||
926 | if (mwifiex_drv_get_data_rate(priv, &rate)) { | |
927 | dev_err(priv->adapter->dev, "getting data rate\n"); | |
958a4a86 | 928 | return -EFAULT; |
5e6e3a92 BZ |
929 | } |
930 | ||
caf60a6c AK |
931 | /* Get DTIM period information from firmware */ |
932 | mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, | |
933 | HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, | |
934 | &priv->dtim_period); | |
935 | ||
a5f39056 | 936 | mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate); |
4ec6f9c0 | 937 | |
7013d3e2 | 938 | sinfo->signal_avg = priv->bcn_rssi_avg; |
5e6e3a92 BZ |
939 | sinfo->rx_bytes = priv->stats.rx_bytes; |
940 | sinfo->tx_bytes = priv->stats.tx_bytes; | |
941 | sinfo->rx_packets = priv->stats.rx_packets; | |
942 | sinfo->tx_packets = priv->stats.tx_packets; | |
958a4a86 | 943 | sinfo->signal = priv->bcn_rssi_avg; |
4ec6f9c0 | 944 | /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ |
006606c0 | 945 | sinfo->txrate.legacy = rate * 5; |
5e6e3a92 | 946 | |
c4f3b972 AK |
947 | if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
948 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
949 | sinfo->bss_param.flags = 0; | |
950 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
951 | WLAN_CAPABILITY_SHORT_PREAMBLE) | |
952 | sinfo->bss_param.flags |= | |
953 | BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
954 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
955 | WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
956 | sinfo->bss_param.flags |= | |
957 | BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
caf60a6c | 958 | sinfo->bss_param.dtim_period = priv->dtim_period; |
c4f3b972 AK |
959 | sinfo->bss_param.beacon_interval = |
960 | priv->curr_bss_params.bss_descriptor.beacon_period; | |
961 | } | |
962 | ||
958a4a86 | 963 | return 0; |
5e6e3a92 BZ |
964 | } |
965 | ||
966 | /* | |
967 | * CFG802.11 operation handler to get station information. | |
968 | * | |
969 | * This function only works in connected mode, and dumps the | |
970 | * requested station information, if available. | |
971 | */ | |
972 | static int | |
973 | mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, | |
974 | u8 *mac, struct station_info *sinfo) | |
975 | { | |
976 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
5e6e3a92 | 977 | |
5e6e3a92 BZ |
978 | if (!priv->media_connected) |
979 | return -ENOENT; | |
980 | if (memcmp(mac, priv->cfg_bssid, ETH_ALEN)) | |
981 | return -ENOENT; | |
982 | ||
636c4598 | 983 | return mwifiex_dump_station_info(priv, sinfo); |
5e6e3a92 BZ |
984 | } |
985 | ||
f85aae6b AK |
986 | /* |
987 | * CFG802.11 operation handler to dump station information. | |
988 | */ | |
989 | static int | |
990 | mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
991 | int idx, u8 *mac, struct station_info *sinfo) | |
992 | { | |
993 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
994 | ||
995 | if (!priv->media_connected || idx) | |
996 | return -ENOENT; | |
997 | ||
998 | memcpy(mac, priv->cfg_bssid, ETH_ALEN); | |
999 | ||
1000 | return mwifiex_dump_station_info(priv, sinfo); | |
1001 | } | |
1002 | ||
5e6e3a92 | 1003 | /* Supported rates to be advertised to the cfg80211 */ |
5e6e3a92 BZ |
1004 | static struct ieee80211_rate mwifiex_rates[] = { |
1005 | {.bitrate = 10, .hw_value = 2, }, | |
1006 | {.bitrate = 20, .hw_value = 4, }, | |
1007 | {.bitrate = 55, .hw_value = 11, }, | |
1008 | {.bitrate = 110, .hw_value = 22, }, | |
5e6e3a92 BZ |
1009 | {.bitrate = 60, .hw_value = 12, }, |
1010 | {.bitrate = 90, .hw_value = 18, }, | |
1011 | {.bitrate = 120, .hw_value = 24, }, | |
1012 | {.bitrate = 180, .hw_value = 36, }, | |
1013 | {.bitrate = 240, .hw_value = 48, }, | |
1014 | {.bitrate = 360, .hw_value = 72, }, | |
1015 | {.bitrate = 480, .hw_value = 96, }, | |
1016 | {.bitrate = 540, .hw_value = 108, }, | |
5e6e3a92 BZ |
1017 | }; |
1018 | ||
1019 | /* Channel definitions to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1020 | static struct ieee80211_channel mwifiex_channels_2ghz[] = { |
1021 | {.center_freq = 2412, .hw_value = 1, }, | |
1022 | {.center_freq = 2417, .hw_value = 2, }, | |
1023 | {.center_freq = 2422, .hw_value = 3, }, | |
1024 | {.center_freq = 2427, .hw_value = 4, }, | |
1025 | {.center_freq = 2432, .hw_value = 5, }, | |
1026 | {.center_freq = 2437, .hw_value = 6, }, | |
1027 | {.center_freq = 2442, .hw_value = 7, }, | |
1028 | {.center_freq = 2447, .hw_value = 8, }, | |
1029 | {.center_freq = 2452, .hw_value = 9, }, | |
1030 | {.center_freq = 2457, .hw_value = 10, }, | |
1031 | {.center_freq = 2462, .hw_value = 11, }, | |
1032 | {.center_freq = 2467, .hw_value = 12, }, | |
1033 | {.center_freq = 2472, .hw_value = 13, }, | |
1034 | {.center_freq = 2484, .hw_value = 14, }, | |
1035 | }; | |
1036 | ||
1037 | static struct ieee80211_supported_band mwifiex_band_2ghz = { | |
1038 | .channels = mwifiex_channels_2ghz, | |
1039 | .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), | |
1040 | .bitrates = mwifiex_rates, | |
8763848e | 1041 | .n_bitrates = ARRAY_SIZE(mwifiex_rates), |
5e6e3a92 BZ |
1042 | }; |
1043 | ||
1044 | static struct ieee80211_channel mwifiex_channels_5ghz[] = { | |
1045 | {.center_freq = 5040, .hw_value = 8, }, | |
1046 | {.center_freq = 5060, .hw_value = 12, }, | |
1047 | {.center_freq = 5080, .hw_value = 16, }, | |
1048 | {.center_freq = 5170, .hw_value = 34, }, | |
1049 | {.center_freq = 5190, .hw_value = 38, }, | |
1050 | {.center_freq = 5210, .hw_value = 42, }, | |
1051 | {.center_freq = 5230, .hw_value = 46, }, | |
1052 | {.center_freq = 5180, .hw_value = 36, }, | |
1053 | {.center_freq = 5200, .hw_value = 40, }, | |
1054 | {.center_freq = 5220, .hw_value = 44, }, | |
1055 | {.center_freq = 5240, .hw_value = 48, }, | |
1056 | {.center_freq = 5260, .hw_value = 52, }, | |
1057 | {.center_freq = 5280, .hw_value = 56, }, | |
1058 | {.center_freq = 5300, .hw_value = 60, }, | |
1059 | {.center_freq = 5320, .hw_value = 64, }, | |
1060 | {.center_freq = 5500, .hw_value = 100, }, | |
1061 | {.center_freq = 5520, .hw_value = 104, }, | |
1062 | {.center_freq = 5540, .hw_value = 108, }, | |
1063 | {.center_freq = 5560, .hw_value = 112, }, | |
1064 | {.center_freq = 5580, .hw_value = 116, }, | |
1065 | {.center_freq = 5600, .hw_value = 120, }, | |
1066 | {.center_freq = 5620, .hw_value = 124, }, | |
1067 | {.center_freq = 5640, .hw_value = 128, }, | |
1068 | {.center_freq = 5660, .hw_value = 132, }, | |
1069 | {.center_freq = 5680, .hw_value = 136, }, | |
1070 | {.center_freq = 5700, .hw_value = 140, }, | |
1071 | {.center_freq = 5745, .hw_value = 149, }, | |
1072 | {.center_freq = 5765, .hw_value = 153, }, | |
1073 | {.center_freq = 5785, .hw_value = 157, }, | |
1074 | {.center_freq = 5805, .hw_value = 161, }, | |
1075 | {.center_freq = 5825, .hw_value = 165, }, | |
1076 | }; | |
1077 | ||
1078 | static struct ieee80211_supported_band mwifiex_band_5ghz = { | |
1079 | .channels = mwifiex_channels_5ghz, | |
1080 | .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), | |
eb416ad3 AP |
1081 | .bitrates = mwifiex_rates + 4, |
1082 | .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4, | |
5e6e3a92 BZ |
1083 | }; |
1084 | ||
1085 | ||
1086 | /* Supported crypto cipher suits to be advertised to cfg80211 */ | |
5e6e3a92 BZ |
1087 | static const u32 mwifiex_cipher_suites[] = { |
1088 | WLAN_CIPHER_SUITE_WEP40, | |
1089 | WLAN_CIPHER_SUITE_WEP104, | |
1090 | WLAN_CIPHER_SUITE_TKIP, | |
1091 | WLAN_CIPHER_SUITE_CCMP, | |
53b11231 | 1092 | WLAN_CIPHER_SUITE_AES_CMAC, |
5e6e3a92 BZ |
1093 | }; |
1094 | ||
83719be8 SP |
1095 | /* Supported mgmt frame types to be advertised to cfg80211 */ |
1096 | static const struct ieee80211_txrx_stypes | |
1097 | mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { | |
1098 | [NL80211_IFTYPE_STATION] = { | |
1099 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1100 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1101 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1102 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1103 | }, | |
1104 | [NL80211_IFTYPE_AP] = { | |
1105 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1106 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1107 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1108 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1109 | }, | |
1110 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
1111 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1112 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1113 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1114 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1115 | }, | |
1116 | [NL80211_IFTYPE_P2P_GO] = { | |
1117 | .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1118 | BIT(IEEE80211_STYPE_PROBE_RESP >> 4), | |
1119 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
1120 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4), | |
1121 | }, | |
1122 | }; | |
1123 | ||
5d82c53a YAP |
1124 | /* |
1125 | * CFG802.11 operation handler for setting bit rates. | |
1126 | * | |
433c3990 AK |
1127 | * Function configures data rates to firmware using bitrate mask |
1128 | * provided by cfg80211. | |
5d82c53a YAP |
1129 | */ |
1130 | static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, | |
1131 | struct net_device *dev, | |
1132 | const u8 *peer, | |
1133 | const struct cfg80211_bitrate_mask *mask) | |
1134 | { | |
5d82c53a | 1135 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
433c3990 AK |
1136 | u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; |
1137 | enum ieee80211_band band; | |
5d82c53a | 1138 | |
433c3990 AK |
1139 | if (!priv->media_connected) { |
1140 | dev_err(priv->adapter->dev, | |
1141 | "Can not set Tx data rate in disconnected state\n"); | |
1142 | return -EINVAL; | |
5d82c53a YAP |
1143 | } |
1144 | ||
433c3990 | 1145 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5d82c53a | 1146 | |
433c3990 | 1147 | memset(bitmap_rates, 0, sizeof(bitmap_rates)); |
5d82c53a | 1148 | |
433c3990 AK |
1149 | /* Fill HR/DSSS rates. */ |
1150 | if (band == IEEE80211_BAND_2GHZ) | |
1151 | bitmap_rates[0] = mask->control[band].legacy & 0x000f; | |
5d82c53a | 1152 | |
433c3990 AK |
1153 | /* Fill OFDM rates */ |
1154 | if (band == IEEE80211_BAND_2GHZ) | |
1155 | bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4; | |
1156 | else | |
1157 | bitmap_rates[1] = mask->control[band].legacy; | |
1158 | ||
1159 | /* Fill MCS rates */ | |
1160 | bitmap_rates[2] = mask->control[band].mcs[0]; | |
1161 | if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) | |
1162 | bitmap_rates[2] |= mask->control[band].mcs[1] << 8; | |
1163 | ||
1164 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG, | |
1165 | HostCmd_ACT_GEN_SET, 0, bitmap_rates); | |
5d82c53a YAP |
1166 | } |
1167 | ||
fa444bf8 AK |
1168 | /* |
1169 | * CFG802.11 operation handler for connection quality monitoring. | |
1170 | * | |
1171 | * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI | |
1172 | * events to FW. | |
1173 | */ | |
1174 | static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, | |
1175 | struct net_device *dev, | |
1176 | s32 rssi_thold, u32 rssi_hyst) | |
1177 | { | |
1178 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1179 | struct mwifiex_ds_misc_subsc_evt subsc_evt; | |
1180 | ||
1181 | priv->cqm_rssi_thold = rssi_thold; | |
1182 | priv->cqm_rssi_hyst = rssi_hyst; | |
1183 | ||
1184 | memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); | |
1185 | subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; | |
1186 | ||
1187 | /* Subscribe/unsubscribe low and high rssi events */ | |
1188 | if (rssi_thold && rssi_hyst) { | |
1189 | subsc_evt.action = HostCmd_ACT_BITWISE_SET; | |
1190 | subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold); | |
1191 | subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold); | |
1192 | subsc_evt.bcn_l_rssi_cfg.evt_freq = 1; | |
1193 | subsc_evt.bcn_h_rssi_cfg.evt_freq = 1; | |
1194 | return mwifiex_send_cmd_sync(priv, | |
1195 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1196 | 0, 0, &subsc_evt); | |
1197 | } else { | |
1198 | subsc_evt.action = HostCmd_ACT_BITWISE_CLR; | |
1199 | return mwifiex_send_cmd_sync(priv, | |
1200 | HostCmd_CMD_802_11_SUBSCRIBE_EVENT, | |
1201 | 0, 0, &subsc_evt); | |
1202 | } | |
1203 | ||
1204 | return 0; | |
1205 | } | |
1206 | ||
5370c836 AP |
1207 | /* cfg80211 operation handler for change_beacon. |
1208 | * Function retrieves and sets modified management IEs to FW. | |
1209 | */ | |
1210 | static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy, | |
1211 | struct net_device *dev, | |
1212 | struct cfg80211_beacon_data *data) | |
1213 | { | |
1214 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1215 | ||
9197ab9e | 1216 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) { |
5370c836 AP |
1217 | wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__); |
1218 | return -EINVAL; | |
1219 | } | |
1220 | ||
1221 | if (!priv->bss_started) { | |
1222 | wiphy_err(wiphy, "%s: bss not started\n", __func__); | |
1223 | return -EINVAL; | |
1224 | } | |
1225 | ||
1226 | if (mwifiex_set_mgmt_ies(priv, data)) { | |
1227 | wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__); | |
1228 | return -EFAULT; | |
1229 | } | |
1230 | ||
1231 | return 0; | |
1232 | } | |
1233 | ||
8a279d5b AK |
1234 | static int |
1235 | mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) | |
1236 | { | |
1237 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); | |
1238 | struct mwifiex_private *priv = mwifiex_get_priv(adapter, | |
1239 | MWIFIEX_BSS_ROLE_ANY); | |
1240 | struct mwifiex_ds_ant_cfg ant_cfg; | |
1241 | ||
1242 | if (!tx_ant || !rx_ant) | |
1243 | return -EOPNOTSUPP; | |
1244 | ||
1245 | if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) { | |
1246 | /* Not a MIMO chip. User should provide specific antenna number | |
1247 | * for Tx/Rx path or enable all antennas for diversity | |
1248 | */ | |
1249 | if (tx_ant != rx_ant) | |
1250 | return -EOPNOTSUPP; | |
1251 | ||
1252 | if ((tx_ant & (tx_ant - 1)) && | |
1253 | (tx_ant != BIT(adapter->number_of_antenna) - 1)) | |
1254 | return -EOPNOTSUPP; | |
1255 | ||
1256 | if ((tx_ant == BIT(adapter->number_of_antenna) - 1) && | |
1257 | (priv->adapter->number_of_antenna > 1)) { | |
1258 | tx_ant = RF_ANTENNA_AUTO; | |
1259 | rx_ant = RF_ANTENNA_AUTO; | |
1260 | } | |
1261 | } | |
1262 | ||
1263 | ant_cfg.tx_ant = tx_ant; | |
1264 | ant_cfg.rx_ant = rx_ant; | |
1265 | ||
1266 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_RF_ANTENNA, | |
1267 | HostCmd_ACT_GEN_SET, 0, &ant_cfg); | |
1268 | } | |
1269 | ||
12190c5d AP |
1270 | /* cfg80211 operation handler for stop ap. |
1271 | * Function stops BSS running at uAP interface. | |
1272 | */ | |
1273 | static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) | |
1274 | { | |
1275 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1276 | ||
40bbc21a AP |
1277 | if (mwifiex_del_mgmt_ies(priv)) |
1278 | wiphy_err(wiphy, "Failed to delete mgmt IEs!\n"); | |
1279 | ||
c8258913 AP |
1280 | priv->ap_11n_enabled = 0; |
1281 | ||
12190c5d AP |
1282 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP, |
1283 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
1284 | wiphy_err(wiphy, "Failed to stop the BSS\n"); | |
1285 | return -1; | |
1286 | } | |
1287 | ||
1288 | return 0; | |
1289 | } | |
1290 | ||
1291 | /* cfg80211 operation handler for start_ap. | |
1292 | * Function sets beacon period, DTIM period, SSID and security into | |
1293 | * AP config structure. | |
1294 | * AP is configured with these settings and BSS is started. | |
1295 | */ | |
1296 | static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, | |
1297 | struct net_device *dev, | |
1298 | struct cfg80211_ap_settings *params) | |
1299 | { | |
1300 | struct mwifiex_uap_bss_param *bss_cfg; | |
1301 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
05910f4a | 1302 | u8 config_bands = 0; |
12190c5d | 1303 | |
9197ab9e | 1304 | if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) |
f752dcd5 | 1305 | return -1; |
adb6ed0c | 1306 | if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon)) |
f31acabe | 1307 | return -1; |
f752dcd5 | 1308 | |
12190c5d AP |
1309 | bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL); |
1310 | if (!bss_cfg) | |
1311 | return -ENOMEM; | |
1312 | ||
1313 | mwifiex_set_sys_config_invalid_data(bss_cfg); | |
1314 | ||
1315 | if (params->beacon_interval) | |
1316 | bss_cfg->beacon_period = params->beacon_interval; | |
1317 | if (params->dtim_period) | |
1318 | bss_cfg->dtim_period = params->dtim_period; | |
1319 | ||
1320 | if (params->ssid && params->ssid_len) { | |
1321 | memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len); | |
1322 | bss_cfg->ssid.ssid_len = params->ssid_len; | |
1323 | } | |
1324 | ||
7a1c9934 AP |
1325 | switch (params->hidden_ssid) { |
1326 | case NL80211_HIDDEN_SSID_NOT_IN_USE: | |
1327 | bss_cfg->bcast_ssid_ctl = 1; | |
1328 | break; | |
1329 | case NL80211_HIDDEN_SSID_ZERO_LEN: | |
1330 | bss_cfg->bcast_ssid_ctl = 0; | |
1331 | break; | |
1332 | case NL80211_HIDDEN_SSID_ZERO_CONTENTS: | |
1333 | /* firmware doesn't support this type of hidden SSID */ | |
1334 | default: | |
b3190466 | 1335 | kfree(bss_cfg); |
7a1c9934 AP |
1336 | return -EINVAL; |
1337 | } | |
1338 | ||
683b6d3b JB |
1339 | bss_cfg->channel = ieee80211_frequency_to_channel( |
1340 | params->chandef.chan->center_freq); | |
0abd79e5 | 1341 | |
05910f4a | 1342 | /* Set appropriate bands */ |
683b6d3b | 1343 | if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { |
a3c2c4f6 | 1344 | bss_cfg->band_cfg = BAND_CONFIG_BG; |
a5f39056 | 1345 | config_bands = BAND_B | BAND_G; |
a3c2c4f6 | 1346 | |
a5f39056 YAP |
1347 | if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
1348 | config_bands |= BAND_GN; | |
1349 | ||
1350 | if (params->chandef.width > NL80211_CHAN_WIDTH_40) | |
1351 | config_bands |= BAND_GAC; | |
05910f4a | 1352 | } else { |
a3c2c4f6 | 1353 | bss_cfg->band_cfg = BAND_CONFIG_A; |
a5f39056 | 1354 | config_bands = BAND_A; |
a3c2c4f6 | 1355 | |
a5f39056 YAP |
1356 | if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
1357 | config_bands |= BAND_AN; | |
1358 | ||
1359 | if (params->chandef.width > NL80211_CHAN_WIDTH_40) | |
1360 | config_bands |= BAND_AAC; | |
0abd79e5 AP |
1361 | } |
1362 | ||
05910f4a AK |
1363 | if (!((config_bands | priv->adapter->fw_bands) & |
1364 | ~priv->adapter->fw_bands)) | |
1365 | priv->adapter->config_bands = config_bands; | |
1366 | ||
a3c2c4f6 | 1367 | mwifiex_set_uap_rates(bss_cfg, params); |
05910f4a AK |
1368 | mwifiex_send_domain_info_cmd_fw(wiphy); |
1369 | ||
f752dcd5 AP |
1370 | if (mwifiex_set_secure_params(priv, bss_cfg, params)) { |
1371 | kfree(bss_cfg); | |
1372 | wiphy_err(wiphy, "Failed to parse secuirty parameters!\n"); | |
1373 | return -1; | |
1374 | } | |
1375 | ||
22281256 | 1376 | mwifiex_set_ht_params(priv, bss_cfg, params); |
54428c57 | 1377 | mwifiex_set_wmm_params(priv, bss_cfg, params); |
22281256 | 1378 | |
8b4509f6 KG |
1379 | if (params->inactivity_timeout > 0) { |
1380 | /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */ | |
1381 | bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout; | |
1382 | bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout; | |
1383 | } | |
1384 | ||
12190c5d AP |
1385 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP, |
1386 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
1387 | wiphy_err(wiphy, "Failed to stop the BSS\n"); | |
1388 | kfree(bss_cfg); | |
1389 | return -1; | |
1390 | } | |
1391 | ||
1392 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_SYS_CONFIG, | |
e76268da AP |
1393 | HostCmd_ACT_GEN_SET, |
1394 | UAP_BSS_PARAMS_I, bss_cfg)) { | |
12190c5d AP |
1395 | wiphy_err(wiphy, "Failed to set the SSID\n"); |
1396 | kfree(bss_cfg); | |
1397 | return -1; | |
1398 | } | |
1399 | ||
1400 | kfree(bss_cfg); | |
1401 | ||
1402 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_BSS_START, | |
1403 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
1404 | wiphy_err(wiphy, "Failed to start the BSS\n"); | |
1405 | return -1; | |
1406 | } | |
1407 | ||
96893538 AP |
1408 | if (priv->sec_info.wep_enabled) |
1409 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; | |
1410 | else | |
1411 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
1412 | ||
1413 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL, | |
1414 | HostCmd_ACT_GEN_SET, 0, | |
1415 | &priv->curr_pkt_filter)) | |
1416 | return -1; | |
1417 | ||
12190c5d AP |
1418 | return 0; |
1419 | } | |
1420 | ||
5e6e3a92 BZ |
1421 | /* |
1422 | * CFG802.11 operation handler for disconnection request. | |
1423 | * | |
1424 | * This function does not work when there is already a disconnection | |
1425 | * procedure going on. | |
1426 | */ | |
1427 | static int | |
1428 | mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, | |
1429 | u16 reason_code) | |
1430 | { | |
1431 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1432 | ||
600f5d90 | 1433 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1434 | return -EFAULT; |
1435 | ||
1436 | wiphy_dbg(wiphy, "info: successfully disconnected from %pM:" | |
1437 | " reason code %d\n", priv->cfg_bssid, reason_code); | |
1438 | ||
38c9d664 | 1439 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
1440 | |
1441 | return 0; | |
1442 | } | |
1443 | ||
1444 | /* | |
1445 | * This function informs the CFG802.11 subsystem of a new IBSS. | |
1446 | * | |
1447 | * The following information are sent to the CFG802.11 subsystem | |
1448 | * to register the new IBSS. If we do not register the new IBSS, | |
1449 | * a kernel panic will result. | |
1450 | * - SSID | |
1451 | * - SSID length | |
1452 | * - BSSID | |
1453 | * - Channel | |
1454 | */ | |
1455 | static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) | |
1456 | { | |
5e6e3a92 BZ |
1457 | struct ieee80211_channel *chan; |
1458 | struct mwifiex_bss_info bss_info; | |
aa95a48d | 1459 | struct cfg80211_bss *bss; |
270e58e8 | 1460 | int ie_len; |
5e6e3a92 | 1461 | u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; |
4ed5d521 | 1462 | enum ieee80211_band band; |
5e6e3a92 | 1463 | |
636c4598 YAP |
1464 | if (mwifiex_get_bss_info(priv, &bss_info)) |
1465 | return -1; | |
5e6e3a92 BZ |
1466 | |
1467 | ie_buf[0] = WLAN_EID_SSID; | |
1468 | ie_buf[1] = bss_info.ssid.ssid_len; | |
1469 | ||
1470 | memcpy(&ie_buf[sizeof(struct ieee_types_header)], | |
aea0701e | 1471 | &bss_info.ssid.ssid, bss_info.ssid.ssid_len); |
5e6e3a92 BZ |
1472 | ie_len = ie_buf[1] + sizeof(struct ieee_types_header); |
1473 | ||
4ed5d521 | 1474 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5e6e3a92 BZ |
1475 | chan = __ieee80211_get_channel(priv->wdev->wiphy, |
1476 | ieee80211_channel_to_frequency(bss_info.bss_chan, | |
4ed5d521 | 1477 | band)); |
5e6e3a92 | 1478 | |
aa95a48d | 1479 | bss = cfg80211_inform_bss(priv->wdev->wiphy, chan, |
aea0701e YAP |
1480 | bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, |
1481 | 0, ie_buf, ie_len, 0, GFP_KERNEL); | |
5b112d3d | 1482 | cfg80211_put_bss(priv->wdev->wiphy, bss); |
5e6e3a92 BZ |
1483 | memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); |
1484 | ||
636c4598 | 1485 | return 0; |
5e6e3a92 BZ |
1486 | } |
1487 | ||
5e6e3a92 BZ |
1488 | /* |
1489 | * This function connects with a BSS. | |
1490 | * | |
1491 | * This function handles both Infra and Ad-Hoc modes. It also performs | |
1492 | * validity checking on the provided parameters, disconnects from the | |
1493 | * current BSS (if any), sets up the association/scan parameters, | |
1494 | * including security settings, and performs specific SSID scan before | |
1495 | * trying to connect. | |
1496 | * | |
1497 | * For Infra mode, the function returns failure if the specified SSID | |
1498 | * is not found in scan table. However, for Ad-Hoc mode, it can create | |
1499 | * the IBSS if it does not exist. On successful completion in either case, | |
7c6fa2a8 | 1500 | * the function notifies the CFG802.11 subsystem of the new BSS connection. |
5e6e3a92 BZ |
1501 | */ |
1502 | static int | |
1503 | mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, | |
1504 | u8 *bssid, int mode, struct ieee80211_channel *channel, | |
1505 | struct cfg80211_connect_params *sme, bool privacy) | |
1506 | { | |
b9be5f39 | 1507 | struct cfg80211_ssid req_ssid; |
270e58e8 | 1508 | int ret, auth_type = 0; |
7c6fa2a8 | 1509 | struct cfg80211_bss *bss = NULL; |
d7b9c520 | 1510 | u8 is_scanning_required = 0; |
5e6e3a92 | 1511 | |
b9be5f39 | 1512 | memset(&req_ssid, 0, sizeof(struct cfg80211_ssid)); |
5e6e3a92 BZ |
1513 | |
1514 | req_ssid.ssid_len = ssid_len; | |
1515 | if (ssid_len > IEEE80211_MAX_SSID_LEN) { | |
1516 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1517 | return -EINVAL; | |
1518 | } | |
1519 | ||
1520 | memcpy(req_ssid.ssid, ssid, ssid_len); | |
1521 | if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) { | |
1522 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
1523 | return -EINVAL; | |
1524 | } | |
1525 | ||
1526 | /* disconnect before try to associate */ | |
600f5d90 | 1527 | mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 1528 | |
6670f15b AK |
1529 | /* As this is new association, clear locally stored |
1530 | * keys and security related flags */ | |
1531 | priv->sec_info.wpa_enabled = false; | |
1532 | priv->sec_info.wpa2_enabled = false; | |
1533 | priv->wep_key_curr_index = 0; | |
00f157b4 | 1534 | priv->sec_info.encryption_mode = 0; |
a0f6d6ca | 1535 | priv->sec_info.is_authtype_auto = 0; |
53b11231 | 1536 | ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1); |
5e6e3a92 | 1537 | |
eecd8250 | 1538 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1539 | /* "privacy" is set only for ad-hoc mode */ |
1540 | if (privacy) { | |
1541 | /* | |
2be50b8d | 1542 | * Keep WLAN_CIPHER_SUITE_WEP104 for now so that |
5e6e3a92 BZ |
1543 | * the firmware can find a matching network from the |
1544 | * scan. The cfg80211 does not give us the encryption | |
1545 | * mode at this stage so just setting it to WEP here. | |
1546 | */ | |
203afeca | 1547 | priv->sec_info.encryption_mode = |
2be50b8d | 1548 | WLAN_CIPHER_SUITE_WEP104; |
203afeca | 1549 | priv->sec_info.authentication_mode = |
f986b6d5 | 1550 | NL80211_AUTHTYPE_OPEN_SYSTEM; |
5e6e3a92 BZ |
1551 | } |
1552 | ||
1553 | goto done; | |
1554 | } | |
1555 | ||
1556 | /* Now handle infra mode. "sme" is valid for infra mode only */ | |
a0f6d6ca | 1557 | if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) { |
f986b6d5 | 1558 | auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
a0f6d6ca AK |
1559 | priv->sec_info.is_authtype_auto = 1; |
1560 | } else { | |
1561 | auth_type = sme->auth_type; | |
1562 | } | |
5e6e3a92 BZ |
1563 | |
1564 | if (sme->crypto.n_ciphers_pairwise) { | |
2be50b8d YAP |
1565 | priv->sec_info.encryption_mode = |
1566 | sme->crypto.ciphers_pairwise[0]; | |
203afeca | 1567 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1568 | } |
1569 | ||
1570 | if (sme->crypto.cipher_group) { | |
2be50b8d | 1571 | priv->sec_info.encryption_mode = sme->crypto.cipher_group; |
203afeca | 1572 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
1573 | } |
1574 | if (sme->ie) | |
1575 | ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len); | |
1576 | ||
1577 | if (sme->key) { | |
e6faada5 | 1578 | if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) { |
5e6e3a92 BZ |
1579 | dev_dbg(priv->adapter->dev, |
1580 | "info: setting wep encryption" | |
1581 | " with key len %d\n", sme->key_len); | |
6670f15b | 1582 | priv->wep_key_curr_index = sme->key_idx; |
53b11231 YL |
1583 | ret = mwifiex_set_encode(priv, NULL, sme->key, |
1584 | sme->key_len, sme->key_idx, | |
1585 | NULL, 0); | |
5e6e3a92 BZ |
1586 | } |
1587 | } | |
1588 | done: | |
7c6fa2a8 AK |
1589 | /* |
1590 | * Scan entries are valid for some time (15 sec). So we can save one | |
1591 | * active scan time if we just try cfg80211_get_bss first. If it fails | |
1592 | * then request scan and cfg80211_get_bss() again for final output. | |
1593 | */ | |
1594 | while (1) { | |
1595 | if (is_scanning_required) { | |
1596 | /* Do specific SSID scanning */ | |
1597 | if (mwifiex_request_scan(priv, &req_ssid)) { | |
1598 | dev_err(priv->adapter->dev, "scan error\n"); | |
1599 | return -EFAULT; | |
1600 | } | |
1601 | } | |
5e6e3a92 | 1602 | |
7c6fa2a8 AK |
1603 | /* Find the BSS we want using available scan results */ |
1604 | if (mode == NL80211_IFTYPE_ADHOC) | |
1605 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
1606 | bssid, ssid, ssid_len, | |
1607 | WLAN_CAPABILITY_IBSS, | |
1608 | WLAN_CAPABILITY_IBSS); | |
1609 | else | |
1610 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
1611 | bssid, ssid, ssid_len, | |
1612 | WLAN_CAPABILITY_ESS, | |
1613 | WLAN_CAPABILITY_ESS); | |
1614 | ||
1615 | if (!bss) { | |
1616 | if (is_scanning_required) { | |
aea0701e YAP |
1617 | dev_warn(priv->adapter->dev, |
1618 | "assoc: requested bss not found in scan results\n"); | |
7c6fa2a8 AK |
1619 | break; |
1620 | } | |
1621 | is_scanning_required = 1; | |
1622 | } else { | |
aea0701e YAP |
1623 | dev_dbg(priv->adapter->dev, |
1624 | "info: trying to associate to '%s' bssid %pM\n", | |
1625 | (char *) req_ssid.ssid, bss->bssid); | |
7c6fa2a8 AK |
1626 | memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); |
1627 | break; | |
1628 | } | |
5e6e3a92 BZ |
1629 | } |
1630 | ||
06975884 AK |
1631 | ret = mwifiex_bss_start(priv, bss, &req_ssid); |
1632 | if (ret) | |
1633 | return ret; | |
5e6e3a92 | 1634 | |
eecd8250 | 1635 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1636 | /* Inform the BSS information to kernel, otherwise |
1637 | * kernel will give a panic after successful assoc */ | |
1638 | if (mwifiex_cfg80211_inform_ibss_bss(priv)) | |
1639 | return -EFAULT; | |
1640 | } | |
1641 | ||
1642 | return ret; | |
1643 | } | |
1644 | ||
1645 | /* | |
1646 | * CFG802.11 operation handler for association request. | |
1647 | * | |
1648 | * This function does not work when the current mode is set to Ad-Hoc, or | |
1649 | * when there is already an association procedure going on. The given BSS | |
1650 | * information is used to associate. | |
1651 | */ | |
1652 | static int | |
1653 | mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, | |
1654 | struct cfg80211_connect_params *sme) | |
1655 | { | |
1656 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
1657 | int ret = 0; | |
5e6e3a92 | 1658 | |
eecd8250 | 1659 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1660 | wiphy_err(wiphy, "received infra assoc request " |
1661 | "when station is in ibss mode\n"); | |
1662 | goto done; | |
1663 | } | |
1664 | ||
e568634a AP |
1665 | if (priv->bss_mode == NL80211_IFTYPE_AP) { |
1666 | wiphy_err(wiphy, "skip association request for AP interface\n"); | |
1667 | goto done; | |
1668 | } | |
1669 | ||
5e6e3a92 | 1670 | wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n", |
aea0701e | 1671 | (char *) sme->ssid, sme->bssid); |
5e6e3a92 BZ |
1672 | |
1673 | ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, | |
eecd8250 | 1674 | priv->bss_mode, sme->channel, sme, 0); |
5e6e3a92 | 1675 | done: |
38c9d664 AK |
1676 | if (!ret) { |
1677 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0, | |
1678 | NULL, 0, WLAN_STATUS_SUCCESS, | |
1679 | GFP_KERNEL); | |
1680 | dev_dbg(priv->adapter->dev, | |
1681 | "info: associated to bssid %pM successfully\n", | |
1682 | priv->cfg_bssid); | |
1683 | } else { | |
1684 | dev_dbg(priv->adapter->dev, | |
1685 | "info: association to bssid %pM failed\n", | |
1686 | priv->cfg_bssid); | |
1687 | memset(priv->cfg_bssid, 0, ETH_ALEN); | |
06975884 AK |
1688 | |
1689 | if (ret > 0) | |
1690 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
1691 | NULL, 0, NULL, 0, ret, | |
1692 | GFP_KERNEL); | |
1693 | else | |
1694 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, | |
1695 | NULL, 0, NULL, 0, | |
1696 | WLAN_STATUS_UNSPECIFIED_FAILURE, | |
1697 | GFP_KERNEL); | |
38c9d664 AK |
1698 | } |
1699 | ||
06975884 | 1700 | return 0; |
5e6e3a92 BZ |
1701 | } |
1702 | ||
05910f4a AK |
1703 | /* |
1704 | * This function sets following parameters for ibss network. | |
1705 | * - channel | |
1706 | * - start band | |
1707 | * - 11n flag | |
1708 | * - secondary channel offset | |
1709 | */ | |
1710 | static int mwifiex_set_ibss_params(struct mwifiex_private *priv, | |
1711 | struct cfg80211_ibss_params *params) | |
1712 | { | |
1713 | struct wiphy *wiphy = priv->wdev->wiphy; | |
1714 | struct mwifiex_adapter *adapter = priv->adapter; | |
1715 | int index = 0, i; | |
1716 | u8 config_bands = 0; | |
1717 | ||
683b6d3b | 1718 | if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { |
05910f4a AK |
1719 | if (!params->basic_rates) { |
1720 | config_bands = BAND_B | BAND_G; | |
1721 | } else { | |
1722 | for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { | |
1723 | /* | |
1724 | * Rates below 6 Mbps in the table are CCK | |
1725 | * rates; 802.11b and from 6 they are OFDM; | |
1726 | * 802.11G | |
1727 | */ | |
1728 | if (mwifiex_rates[i].bitrate == 60) { | |
1729 | index = 1 << i; | |
1730 | break; | |
1731 | } | |
1732 | } | |
1733 | ||
1734 | if (params->basic_rates < index) { | |
1735 | config_bands = BAND_B; | |
1736 | } else { | |
1737 | config_bands = BAND_G; | |
1738 | if (params->basic_rates % index) | |
1739 | config_bands |= BAND_B; | |
1740 | } | |
1741 | } | |
1742 | ||
683b6d3b JB |
1743 | if (cfg80211_get_chandef_type(¶ms->chandef) != |
1744 | NL80211_CHAN_NO_HT) | |
3b86acb8 | 1745 | config_bands |= BAND_G | BAND_GN; |
05910f4a | 1746 | } else { |
c3ff0b2d | 1747 | if (cfg80211_get_chandef_type(¶ms->chandef) == |
683b6d3b | 1748 | NL80211_CHAN_NO_HT) |
05910f4a AK |
1749 | config_bands = BAND_A; |
1750 | else | |
1751 | config_bands = BAND_AN | BAND_A; | |
1752 | } | |
1753 | ||
1754 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) { | |
1755 | adapter->config_bands = config_bands; | |
1756 | adapter->adhoc_start_band = config_bands; | |
1757 | ||
1758 | if ((config_bands & BAND_GN) || (config_bands & BAND_AN)) | |
1759 | adapter->adhoc_11n_enabled = true; | |
1760 | else | |
1761 | adapter->adhoc_11n_enabled = false; | |
1762 | } | |
1763 | ||
1764 | adapter->sec_chan_offset = | |
683b6d3b JB |
1765 | mwifiex_chan_type_to_sec_chan_offset( |
1766 | cfg80211_get_chandef_type(¶ms->chandef)); | |
1767 | priv->adhoc_channel = ieee80211_frequency_to_channel( | |
1768 | params->chandef.chan->center_freq); | |
05910f4a AK |
1769 | |
1770 | wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n", | |
1771 | config_bands, priv->adhoc_channel, adapter->sec_chan_offset); | |
1772 | ||
1773 | return 0; | |
1774 | } | |
1775 | ||
5e6e3a92 BZ |
1776 | /* |
1777 | * CFG802.11 operation handler to join an IBSS. | |
1778 | * | |
1779 | * This function does not work in any mode other than Ad-Hoc, or if | |
1780 | * a join operation is already in progress. | |
1781 | */ | |
1782 | static int | |
1783 | mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, | |
1784 | struct cfg80211_ibss_params *params) | |
1785 | { | |
f540f9f3 | 1786 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1787 | int ret = 0; |
5e6e3a92 | 1788 | |
eecd8250 | 1789 | if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1790 | wiphy_err(wiphy, "request to join ibss received " |
1791 | "when station is not in ibss mode\n"); | |
1792 | goto done; | |
1793 | } | |
1794 | ||
5e6e3a92 | 1795 | wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n", |
aea0701e | 1796 | (char *) params->ssid, params->bssid); |
5e6e3a92 | 1797 | |
05910f4a AK |
1798 | mwifiex_set_ibss_params(priv, params); |
1799 | ||
5e6e3a92 | 1800 | ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, |
aea0701e | 1801 | params->bssid, priv->bss_mode, |
683b6d3b JB |
1802 | params->chandef.chan, NULL, |
1803 | params->privacy); | |
5e6e3a92 | 1804 | done: |
38c9d664 AK |
1805 | if (!ret) { |
1806 | cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, GFP_KERNEL); | |
1807 | dev_dbg(priv->adapter->dev, | |
1808 | "info: joined/created adhoc network with bssid" | |
1809 | " %pM successfully\n", priv->cfg_bssid); | |
1810 | } else { | |
1811 | dev_dbg(priv->adapter->dev, | |
1812 | "info: failed creating/joining adhoc network\n"); | |
1813 | } | |
1814 | ||
5e6e3a92 BZ |
1815 | return ret; |
1816 | } | |
1817 | ||
1818 | /* | |
1819 | * CFG802.11 operation handler to leave an IBSS. | |
1820 | * | |
1821 | * This function does not work if a leave operation is | |
1822 | * already in progress. | |
1823 | */ | |
1824 | static int | |
1825 | mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
1826 | { | |
f540f9f3 | 1827 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1828 | |
5e6e3a92 | 1829 | wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n", |
aea0701e | 1830 | priv->cfg_bssid); |
600f5d90 | 1831 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1832 | return -EFAULT; |
1833 | ||
38c9d664 | 1834 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
1835 | |
1836 | return 0; | |
1837 | } | |
1838 | ||
1839 | /* | |
1840 | * CFG802.11 operation handler for scan request. | |
1841 | * | |
1842 | * This function issues a scan request to the firmware based upon | |
1843 | * the user specified scan configuration. On successfull completion, | |
1844 | * it also informs the results. | |
1845 | */ | |
1846 | static int | |
fd014284 | 1847 | mwifiex_cfg80211_scan(struct wiphy *wiphy, |
5e6e3a92 BZ |
1848 | struct cfg80211_scan_request *request) |
1849 | { | |
fd014284 | 1850 | struct net_device *dev = request->wdev->netdev; |
5e6e3a92 | 1851 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
c2476335 | 1852 | int i, offset, ret; |
38c9d664 | 1853 | struct ieee80211_channel *chan; |
ea021f56 | 1854 | struct ieee_types_header *ie; |
5e6e3a92 BZ |
1855 | |
1856 | wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); | |
1857 | ||
e45a8419 AK |
1858 | if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && |
1859 | atomic_read(&priv->wmm.tx_pkts_queued) >= | |
de09364e AK |
1860 | MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) { |
1861 | dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n"); | |
1862 | return -EBUSY; | |
1863 | } | |
1864 | ||
f162cac8 AK |
1865 | if (priv->user_scan_cfg) { |
1866 | dev_err(priv->adapter->dev, "cmd: Scan already in process..\n"); | |
1867 | return -EBUSY; | |
1868 | } | |
1869 | ||
38c9d664 | 1870 | priv->user_scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg), |
aea0701e | 1871 | GFP_KERNEL); |
0d2e7a5c | 1872 | if (!priv->user_scan_cfg) |
38c9d664 | 1873 | return -ENOMEM; |
be0b281e | 1874 | |
6fcf2b10 BZ |
1875 | priv->scan_request = request; |
1876 | ||
be0b281e AK |
1877 | priv->user_scan_cfg->num_ssids = request->n_ssids; |
1878 | priv->user_scan_cfg->ssid_list = request->ssids; | |
1879 | ||
13d7ba78 | 1880 | if (request->ie && request->ie_len) { |
ea021f56 | 1881 | offset = 0; |
13d7ba78 AP |
1882 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
1883 | if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) | |
1884 | continue; | |
1885 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; | |
ea021f56 SP |
1886 | ie = (struct ieee_types_header *)(request->ie + offset); |
1887 | memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); | |
1888 | offset += sizeof(*ie) + ie->len; | |
1889 | ||
1890 | if (offset >= request->ie_len) | |
1891 | break; | |
13d7ba78 AP |
1892 | } |
1893 | } | |
1894 | ||
38c9d664 AK |
1895 | for (i = 0; i < request->n_channels; i++) { |
1896 | chan = request->channels[i]; | |
1897 | priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value; | |
1898 | priv->user_scan_cfg->chan_list[i].radio_type = chan->band; | |
1899 | ||
1900 | if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) | |
1901 | priv->user_scan_cfg->chan_list[i].scan_type = | |
aea0701e | 1902 | MWIFIEX_SCAN_TYPE_PASSIVE; |
38c9d664 AK |
1903 | else |
1904 | priv->user_scan_cfg->chan_list[i].scan_type = | |
aea0701e | 1905 | MWIFIEX_SCAN_TYPE_ACTIVE; |
38c9d664 AK |
1906 | |
1907 | priv->user_scan_cfg->chan_list[i].scan_time = 0; | |
1908 | } | |
c2476335 BZ |
1909 | |
1910 | ret = mwifiex_scan_networks(priv, priv->user_scan_cfg); | |
1911 | if (ret) { | |
1912 | dev_err(priv->adapter->dev, "scan failed: %d\n", ret); | |
6fcf2b10 BZ |
1913 | priv->scan_request = NULL; |
1914 | kfree(priv->user_scan_cfg); | |
1915 | priv->user_scan_cfg = NULL; | |
c2476335 BZ |
1916 | return ret; |
1917 | } | |
38c9d664 | 1918 | |
13d7ba78 AP |
1919 | if (request->ie && request->ie_len) { |
1920 | for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { | |
1921 | if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) { | |
1922 | priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR; | |
1923 | memset(&priv->vs_ie[i].ie, 0, | |
1924 | MWIFIEX_MAX_VSIE_LEN); | |
1925 | } | |
1926 | } | |
1927 | } | |
5e6e3a92 BZ |
1928 | return 0; |
1929 | } | |
1930 | ||
a5f39056 YAP |
1931 | static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, |
1932 | struct mwifiex_private *priv) | |
1933 | { | |
1934 | struct mwifiex_adapter *adapter = priv->adapter; | |
1935 | u32 vht_cap = 0, cap = adapter->hw_dot_11ac_dev_cap; | |
1936 | ||
1937 | vht_info->vht_supported = true; | |
1938 | ||
1939 | switch (GET_VHTCAP_MAXMPDULEN(cap)) { | |
1940 | case 0x00: | |
1941 | vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; | |
1942 | break; | |
1943 | case 0x01: | |
1944 | vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; | |
1945 | break; | |
1946 | case 0x10: | |
1947 | vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; | |
1948 | break; | |
1949 | default: | |
1950 | dev_err(adapter->dev, "unsupported MAX MPDU len\n"); | |
1951 | break; | |
1952 | } | |
1953 | ||
1954 | if (ISSUPP_11ACVHTHTCVHT(cap)) | |
1955 | vht_cap |= IEEE80211_VHT_CAP_HTC_VHT; | |
1956 | ||
1957 | if (ISSUPP_11ACVHTTXOPPS(cap)) | |
1958 | vht_cap |= IEEE80211_VHT_CAP_VHT_TXOP_PS; | |
1959 | ||
1960 | if (ISSUPP_11ACMURXBEAMFORMEE(cap)) | |
1961 | vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; | |
1962 | ||
1963 | if (ISSUPP_11ACMUTXBEAMFORMEE(cap)) | |
1964 | vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
1965 | ||
1966 | if (ISSUPP_11ACSUBEAMFORMER(cap)) | |
1967 | vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; | |
1968 | ||
1969 | if (ISSUPP_11ACSUBEAMFORMEE(cap)) | |
1970 | vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; | |
1971 | ||
1972 | if (ISSUPP_11ACRXSTBC(cap)) | |
1973 | vht_cap |= IEEE80211_VHT_CAP_RXSTBC_1; | |
1974 | ||
1975 | if (ISSUPP_11ACTXSTBC(cap)) | |
1976 | vht_cap |= IEEE80211_VHT_CAP_TXSTBC; | |
1977 | ||
1978 | if (ISSUPP_11ACSGI160(cap)) | |
1979 | vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
1980 | ||
1981 | if (ISSUPP_11ACSGI80(cap)) | |
1982 | vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
1983 | ||
1984 | if (ISSUPP_11ACLDPC(cap)) | |
1985 | vht_cap |= IEEE80211_VHT_CAP_RXLDPC; | |
1986 | ||
1987 | if (ISSUPP_11ACBW8080(cap)) | |
1988 | vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; | |
1989 | ||
1990 | if (ISSUPP_11ACBW160(cap)) | |
1991 | vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
1992 | ||
1993 | vht_info->cap = vht_cap; | |
1994 | ||
1995 | /* Update MCS support for VHT */ | |
1996 | vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( | |
1997 | adapter->hw_dot_11ac_mcs_support & 0xFFFF); | |
1998 | vht_info->vht_mcs.rx_highest = 0; | |
1999 | vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( | |
2000 | adapter->hw_dot_11ac_mcs_support >> 16); | |
2001 | vht_info->vht_mcs.tx_highest = 0; | |
2002 | } | |
2003 | ||
5e6e3a92 BZ |
2004 | /* |
2005 | * This function sets up the CFG802.11 specific HT capability fields | |
2006 | * with default values. | |
2007 | * | |
2008 | * The following default values are set - | |
2009 | * - HT Supported = True | |
a46b7b5c AK |
2010 | * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K |
2011 | * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE | |
2012 | * - HT Capabilities supported by firmware | |
5e6e3a92 BZ |
2013 | * - MCS information, Rx mask = 0xff |
2014 | * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01) | |
2015 | */ | |
2016 | static void | |
2017 | mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, | |
2018 | struct mwifiex_private *priv) | |
2019 | { | |
2020 | int rx_mcs_supp; | |
2021 | struct ieee80211_mcs_info mcs_set; | |
2022 | u8 *mcs = (u8 *)&mcs_set; | |
2023 | struct mwifiex_adapter *adapter = priv->adapter; | |
2024 | ||
2025 | ht_info->ht_supported = true; | |
a46b7b5c AK |
2026 | ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
2027 | ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; | |
5e6e3a92 BZ |
2028 | |
2029 | memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); | |
5e6e3a92 | 2030 | |
a46b7b5c AK |
2031 | /* Fill HT capability information */ |
2032 | if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) | |
2033 | ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2034 | else | |
2035 | ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
2036 | ||
2037 | if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap)) | |
2038 | ht_info->cap |= IEEE80211_HT_CAP_SGI_20; | |
2039 | else | |
2040 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20; | |
2041 | ||
2042 | if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap)) | |
2043 | ht_info->cap |= IEEE80211_HT_CAP_SGI_40; | |
2044 | else | |
2045 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; | |
2046 | ||
2047 | if (ISSUPP_RXSTBC(adapter->hw_dot_11n_dev_cap)) | |
2048 | ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
2049 | else | |
2050 | ht_info->cap &= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT); | |
2051 | ||
2052 | if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) | |
2053 | ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; | |
2054 | else | |
2055 | ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; | |
2056 | ||
dd0d83c2 AP |
2057 | if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap)) |
2058 | ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; | |
2059 | else | |
2060 | ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD; | |
2061 | ||
2062 | if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap)) | |
2063 | ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2064 | else | |
2065 | ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT; | |
2066 | ||
2067 | if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap)) | |
2068 | ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; | |
2069 | else | |
2070 | ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING; | |
2071 | ||
a46b7b5c AK |
2072 | ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; |
2073 | ht_info->cap |= IEEE80211_HT_CAP_SM_PS; | |
2074 | ||
2075 | rx_mcs_supp = GET_RXMCSSUPP(adapter->hw_dev_mcs_support); | |
5e6e3a92 BZ |
2076 | /* Set MCS for 1x1 */ |
2077 | memset(mcs, 0xff, rx_mcs_supp); | |
2078 | /* Clear all the other values */ | |
2079 | memset(&mcs[rx_mcs_supp], 0, | |
aea0701e | 2080 | sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); |
eecd8250 | 2081 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
aea0701e | 2082 | ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
5e6e3a92 BZ |
2083 | /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
2084 | SETHT_MCS32(mcs_set.rx_mask); | |
2085 | ||
2086 | memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); | |
2087 | ||
2088 | ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
2089 | } | |
2090 | ||
93a1df48 YAP |
2091 | /* |
2092 | * create a new virtual interface with the given name | |
2093 | */ | |
84efbb84 | 2094 | struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, |
552bff0c | 2095 | const char *name, |
84efbb84 JB |
2096 | enum nl80211_iftype type, |
2097 | u32 *flags, | |
2098 | struct vif_params *params) | |
93a1df48 | 2099 | { |
67fdf39e AP |
2100 | struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
2101 | struct mwifiex_private *priv; | |
93a1df48 YAP |
2102 | struct net_device *dev; |
2103 | void *mdev_priv; | |
d6bffe8b | 2104 | struct wireless_dev *wdev; |
93a1df48 | 2105 | |
93a1df48 | 2106 | if (!adapter) |
858faa57 | 2107 | return ERR_PTR(-EFAULT); |
93a1df48 YAP |
2108 | |
2109 | switch (type) { | |
2110 | case NL80211_IFTYPE_UNSPECIFIED: | |
2111 | case NL80211_IFTYPE_STATION: | |
2112 | case NL80211_IFTYPE_ADHOC: | |
d6bffe8b | 2113 | priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; |
93a1df48 | 2114 | if (priv->bss_mode) { |
d6bffe8b AP |
2115 | wiphy_err(wiphy, |
2116 | "cannot create multiple sta/adhoc ifaces\n"); | |
858faa57 | 2117 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2118 | } |
2119 | ||
d6bffe8b AP |
2120 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); |
2121 | if (!wdev) | |
858faa57 | 2122 | return ERR_PTR(-ENOMEM); |
d6bffe8b AP |
2123 | |
2124 | wdev->wiphy = wiphy; | |
2125 | priv->wdev = wdev; | |
2126 | wdev->iftype = NL80211_IFTYPE_STATION; | |
2127 | ||
93a1df48 YAP |
2128 | if (type == NL80211_IFTYPE_UNSPECIFIED) |
2129 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
2130 | else | |
2131 | priv->bss_mode = type; | |
2132 | ||
2133 | priv->bss_type = MWIFIEX_BSS_TYPE_STA; | |
2134 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2135 | priv->bss_priority = 0; |
93a1df48 | 2136 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
93a1df48 YAP |
2137 | priv->bss_num = 0; |
2138 | ||
d6bffe8b AP |
2139 | break; |
2140 | case NL80211_IFTYPE_AP: | |
2141 | priv = adapter->priv[MWIFIEX_BSS_TYPE_UAP]; | |
2142 | ||
2143 | if (priv->bss_mode) { | |
2144 | wiphy_err(wiphy, "Can't create multiple AP interfaces"); | |
858faa57 | 2145 | return ERR_PTR(-EINVAL); |
d6bffe8b AP |
2146 | } |
2147 | ||
2148 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); | |
2149 | if (!wdev) | |
858faa57 | 2150 | return ERR_PTR(-ENOMEM); |
d6bffe8b AP |
2151 | |
2152 | priv->wdev = wdev; | |
2153 | wdev->wiphy = wiphy; | |
2154 | wdev->iftype = NL80211_IFTYPE_AP; | |
2155 | ||
2156 | priv->bss_type = MWIFIEX_BSS_TYPE_UAP; | |
2157 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
a458c0ae | 2158 | priv->bss_priority = 0; |
d6bffe8b AP |
2159 | priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
2160 | priv->bss_started = 0; | |
2161 | priv->bss_num = 0; | |
2162 | priv->bss_mode = type; | |
2163 | ||
197f4a2e SP |
2164 | break; |
2165 | case NL80211_IFTYPE_P2P_CLIENT: | |
2166 | priv = adapter->priv[MWIFIEX_BSS_TYPE_P2P]; | |
2167 | ||
2168 | if (priv->bss_mode) { | |
2169 | wiphy_err(wiphy, "Can't create multiple P2P ifaces"); | |
2170 | return ERR_PTR(-EINVAL); | |
2171 | } | |
2172 | ||
2173 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); | |
2174 | if (!wdev) | |
2175 | return ERR_PTR(-ENOMEM); | |
2176 | ||
2177 | priv->wdev = wdev; | |
2178 | wdev->wiphy = wiphy; | |
2179 | ||
2180 | /* At start-up, wpa_supplicant tries to change the interface | |
2181 | * to NL80211_IFTYPE_STATION if it is not managed mode. | |
2182 | * So, we initialize it to STA mode. | |
2183 | */ | |
2184 | wdev->iftype = NL80211_IFTYPE_STATION; | |
2185 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
2186 | ||
2187 | /* Setting bss_type to P2P tells firmware that this interface | |
2188 | * is receiving P2P peers found during find phase and doing | |
2189 | * action frame handshake. | |
2190 | */ | |
2191 | priv->bss_type = MWIFIEX_BSS_TYPE_P2P; | |
2192 | ||
2193 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
2194 | priv->bss_priority = MWIFIEX_BSS_ROLE_STA; | |
2195 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
2196 | priv->bss_started = 0; | |
2197 | priv->bss_num = 0; | |
2198 | ||
93a1df48 YAP |
2199 | break; |
2200 | default: | |
2201 | wiphy_err(wiphy, "type not supported\n"); | |
858faa57 | 2202 | return ERR_PTR(-EINVAL); |
93a1df48 YAP |
2203 | } |
2204 | ||
47411a06 AP |
2205 | dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name, |
2206 | ether_setup, IEEE80211_NUM_ACS, 1); | |
93a1df48 YAP |
2207 | if (!dev) { |
2208 | wiphy_err(wiphy, "no memory available for netdevice\n"); | |
858faa57 BZ |
2209 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
2210 | return ERR_PTR(-ENOMEM); | |
93a1df48 YAP |
2211 | } |
2212 | ||
d6bffe8b AP |
2213 | mwifiex_init_priv_params(priv, dev); |
2214 | priv->netdev = dev; | |
2215 | ||
2216 | mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); | |
a5f39056 YAP |
2217 | if (adapter->is_hw_11ac_capable) |
2218 | mwifiex_setup_vht_caps( | |
2219 | &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv); | |
d6bffe8b AP |
2220 | |
2221 | if (adapter->config_bands & BAND_A) | |
2222 | mwifiex_setup_ht_caps( | |
2223 | &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); | |
2224 | ||
a5f39056 YAP |
2225 | if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) |
2226 | mwifiex_setup_vht_caps( | |
2227 | &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); | |
2228 | ||
93a1df48 YAP |
2229 | dev_net_set(dev, wiphy_net(wiphy)); |
2230 | dev->ieee80211_ptr = priv->wdev; | |
2231 | dev->ieee80211_ptr->iftype = priv->bss_mode; | |
2232 | memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); | |
93a1df48 YAP |
2233 | SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); |
2234 | ||
2235 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; | |
2236 | dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; | |
2237 | dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN; | |
2238 | ||
2239 | mdev_priv = netdev_priv(dev); | |
2240 | *((unsigned long *) mdev_priv) = (unsigned long) priv; | |
2241 | ||
93a1df48 YAP |
2242 | SET_NETDEV_DEV(dev, adapter->dev); |
2243 | ||
2244 | /* Register network device */ | |
2245 | if (register_netdevice(dev)) { | |
2246 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
858faa57 BZ |
2247 | free_netdev(dev); |
2248 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
2249 | return ERR_PTR(-EFAULT); | |
93a1df48 YAP |
2250 | } |
2251 | ||
2252 | sema_init(&priv->async_sem, 1); | |
93a1df48 YAP |
2253 | |
2254 | dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); | |
2255 | ||
2256 | #ifdef CONFIG_DEBUG_FS | |
2257 | mwifiex_dev_debugfs_init(priv); | |
2258 | #endif | |
84efbb84 | 2259 | return wdev; |
93a1df48 YAP |
2260 | } |
2261 | EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); | |
2262 | ||
2263 | /* | |
2264 | * del_virtual_intf: remove the virtual interface determined by dev | |
2265 | */ | |
84efbb84 | 2266 | int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) |
93a1df48 | 2267 | { |
84efbb84 | 2268 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
93a1df48 YAP |
2269 | |
2270 | #ifdef CONFIG_DEBUG_FS | |
2271 | mwifiex_dev_debugfs_remove(priv); | |
2272 | #endif | |
2273 | ||
47411a06 | 2274 | mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); |
93a1df48 YAP |
2275 | |
2276 | if (netif_carrier_ok(priv->netdev)) | |
2277 | netif_carrier_off(priv->netdev); | |
2278 | ||
84efbb84 JB |
2279 | if (wdev->netdev->reg_state == NETREG_REGISTERED) |
2280 | unregister_netdevice(wdev->netdev); | |
93a1df48 | 2281 | |
84efbb84 JB |
2282 | if (wdev->netdev->reg_state == NETREG_UNREGISTERED) |
2283 | free_netdev(wdev->netdev); | |
93a1df48 YAP |
2284 | |
2285 | /* Clear the priv in adapter */ | |
2286 | priv->netdev = NULL; | |
2287 | ||
2288 | priv->media_connected = false; | |
2289 | ||
93a1df48 YAP |
2290 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
2291 | ||
2292 | return 0; | |
2293 | } | |
2294 | EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); | |
2295 | ||
5e6e3a92 BZ |
2296 | /* station cfg80211 operations */ |
2297 | static struct cfg80211_ops mwifiex_cfg80211_ops = { | |
93a1df48 YAP |
2298 | .add_virtual_intf = mwifiex_add_virtual_intf, |
2299 | .del_virtual_intf = mwifiex_del_virtual_intf, | |
5e6e3a92 BZ |
2300 | .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf, |
2301 | .scan = mwifiex_cfg80211_scan, | |
2302 | .connect = mwifiex_cfg80211_connect, | |
2303 | .disconnect = mwifiex_cfg80211_disconnect, | |
2304 | .get_station = mwifiex_cfg80211_get_station, | |
f85aae6b | 2305 | .dump_station = mwifiex_cfg80211_dump_station, |
5e6e3a92 | 2306 | .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, |
5e6e3a92 BZ |
2307 | .join_ibss = mwifiex_cfg80211_join_ibss, |
2308 | .leave_ibss = mwifiex_cfg80211_leave_ibss, | |
2309 | .add_key = mwifiex_cfg80211_add_key, | |
2310 | .del_key = mwifiex_cfg80211_del_key, | |
e39faa73 | 2311 | .mgmt_tx = mwifiex_cfg80211_mgmt_tx, |
3cec6870 | 2312 | .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register, |
7feb4c48 SP |
2313 | .remain_on_channel = mwifiex_cfg80211_remain_on_channel, |
2314 | .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel, | |
5e6e3a92 BZ |
2315 | .set_default_key = mwifiex_cfg80211_set_default_key, |
2316 | .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, | |
2317 | .set_tx_power = mwifiex_cfg80211_set_tx_power, | |
5d82c53a | 2318 | .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, |
12190c5d AP |
2319 | .start_ap = mwifiex_cfg80211_start_ap, |
2320 | .stop_ap = mwifiex_cfg80211_stop_ap, | |
5370c836 | 2321 | .change_beacon = mwifiex_cfg80211_change_beacon, |
fa444bf8 | 2322 | .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config, |
8a279d5b | 2323 | .set_antenna = mwifiex_cfg80211_set_antenna, |
5e6e3a92 BZ |
2324 | }; |
2325 | ||
2326 | /* | |
2327 | * This function registers the device with CFG802.11 subsystem. | |
2328 | * | |
2329 | * The function creates the wireless device/wiphy, populates it with | |
2330 | * default parameters and handler function pointers, and finally | |
2331 | * registers the device. | |
2332 | */ | |
d6bffe8b AP |
2333 | |
2334 | int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) | |
5e6e3a92 | 2335 | { |
270e58e8 YAP |
2336 | int ret; |
2337 | void *wdev_priv; | |
d6bffe8b AP |
2338 | struct wiphy *wiphy; |
2339 | struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; | |
9e04a7c6 | 2340 | u8 *country_code; |
5e6e3a92 | 2341 | |
d6bffe8b AP |
2342 | /* create a new wiphy for use with cfg80211 */ |
2343 | wiphy = wiphy_new(&mwifiex_cfg80211_ops, | |
2344 | sizeof(struct mwifiex_adapter *)); | |
2345 | if (!wiphy) { | |
2346 | dev_err(adapter->dev, "%s: creating new wiphy\n", __func__); | |
5e6e3a92 BZ |
2347 | return -ENOMEM; |
2348 | } | |
d6bffe8b AP |
2349 | wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; |
2350 | wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; | |
83719be8 | 2351 | wiphy->mgmt_stypes = mwifiex_mgmt_stypes; |
7feb4c48 | 2352 | wiphy->max_remain_on_channel_duration = 5000; |
d6bffe8b AP |
2353 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
2354 | BIT(NL80211_IFTYPE_ADHOC) | | |
197f4a2e SP |
2355 | BIT(NL80211_IFTYPE_P2P_CLIENT) | |
2356 | BIT(NL80211_IFTYPE_P2P_GO) | | |
d6bffe8b AP |
2357 | BIT(NL80211_IFTYPE_AP); |
2358 | ||
2359 | wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; | |
2360 | if (adapter->config_bands & BAND_A) | |
2361 | wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; | |
2362 | else | |
2363 | wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; | |
5e6e3a92 | 2364 | |
cd8440da AP |
2365 | wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta; |
2366 | wiphy->n_iface_combinations = 1; | |
2367 | ||
5e6e3a92 | 2368 | /* Initialize cipher suits */ |
d6bffe8b AP |
2369 | wiphy->cipher_suites = mwifiex_cipher_suites; |
2370 | wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); | |
5e6e3a92 | 2371 | |
d6bffe8b AP |
2372 | memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN); |
2373 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; | |
2dd2bd6b | 2374 | wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | |
cc0ba0d5 | 2375 | WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | |
54428c57 | 2376 | WIPHY_FLAG_AP_UAPSD | |
7feb4c48 SP |
2377 | WIPHY_FLAG_CUSTOM_REGULATORY | |
2378 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; | |
cc0ba0d5 AK |
2379 | |
2380 | wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom); | |
2dd2bd6b AP |
2381 | |
2382 | wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | | |
e39faa73 SP |
2383 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | |
2384 | NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; | |
5e6e3a92 | 2385 | |
8a279d5b AK |
2386 | wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; |
2387 | wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; | |
5e6e3a92 | 2388 | |
b292219f | 2389 | wiphy->features |= NL80211_FEATURE_HT_IBSS | |
e45a8419 AK |
2390 | NL80211_FEATURE_INACTIVITY_TIMER | |
2391 | NL80211_FEATURE_LOW_PRIORITY_SCAN; | |
05910f4a | 2392 | |
b5abcf02 | 2393 | /* Reserve space for mwifiex specific private data for BSS */ |
d6bffe8b | 2394 | wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); |
5116f3ce | 2395 | |
d6bffe8b | 2396 | wiphy->reg_notifier = mwifiex_reg_notifier; |
5e6e3a92 | 2397 | |
67fdf39e | 2398 | /* Set struct mwifiex_adapter pointer in wiphy_priv */ |
d6bffe8b | 2399 | wdev_priv = wiphy_priv(wiphy); |
67fdf39e | 2400 | *(unsigned long *)wdev_priv = (unsigned long)adapter; |
5e6e3a92 | 2401 | |
2c208890 | 2402 | set_wiphy_dev(wiphy, priv->adapter->dev); |
a7b21165 | 2403 | |
d6bffe8b | 2404 | ret = wiphy_register(wiphy); |
5e6e3a92 | 2405 | if (ret < 0) { |
d6bffe8b AP |
2406 | dev_err(adapter->dev, |
2407 | "%s: wiphy_register failed: %d\n", __func__, ret); | |
2408 | wiphy_free(wiphy); | |
5e6e3a92 | 2409 | return ret; |
5e6e3a92 | 2410 | } |
9e04a7c6 | 2411 | country_code = mwifiex_11d_code_2_region(priv->adapter->region_code); |
77c8a14b BZ |
2412 | if (country_code) |
2413 | dev_info(adapter->dev, | |
2414 | "ignoring F/W country code %2.2s\n", country_code); | |
5e6e3a92 | 2415 | |
d6bffe8b | 2416 | adapter->wiphy = wiphy; |
5e6e3a92 BZ |
2417 | return ret; |
2418 | } |