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 | ||
23 | /* | |
24 | * This function maps the nl802.11 channel type into driver channel type. | |
25 | * | |
26 | * The mapping is as follows - | |
21c3ba34 AK |
27 | * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
28 | * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
29 | * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE | |
30 | * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW | |
31 | * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE | |
5e6e3a92 | 32 | */ |
21c3ba34 AK |
33 | static u8 |
34 | mwifiex_cfg80211_channel_type_to_sec_chan_offset(enum nl80211_channel_type | |
35 | channel_type) | |
5e6e3a92 | 36 | { |
5e6e3a92 BZ |
37 | switch (channel_type) { |
38 | case NL80211_CHAN_NO_HT: | |
39 | case NL80211_CHAN_HT20: | |
21c3ba34 | 40 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 41 | case NL80211_CHAN_HT40PLUS: |
21c3ba34 | 42 | return IEEE80211_HT_PARAM_CHA_SEC_ABOVE; |
5e6e3a92 | 43 | case NL80211_CHAN_HT40MINUS: |
21c3ba34 | 44 | return IEEE80211_HT_PARAM_CHA_SEC_BELOW; |
5e6e3a92 | 45 | default: |
21c3ba34 | 46 | return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
5e6e3a92 | 47 | } |
5e6e3a92 BZ |
48 | } |
49 | ||
5e6e3a92 BZ |
50 | /* |
51 | * This function checks whether WEP is set. | |
52 | */ | |
53 | static int | |
54 | mwifiex_is_alg_wep(u32 cipher) | |
55 | { | |
5e6e3a92 | 56 | switch (cipher) { |
2be50b8d YAP |
57 | case WLAN_CIPHER_SUITE_WEP40: |
58 | case WLAN_CIPHER_SUITE_WEP104: | |
270e58e8 | 59 | return 1; |
5e6e3a92 | 60 | default: |
5e6e3a92 BZ |
61 | break; |
62 | } | |
270e58e8 YAP |
63 | |
64 | return 0; | |
5e6e3a92 BZ |
65 | } |
66 | ||
5e6e3a92 BZ |
67 | /* |
68 | * This function retrieves the private structure from kernel wiphy structure. | |
69 | */ | |
70 | static void *mwifiex_cfg80211_get_priv(struct wiphy *wiphy) | |
71 | { | |
72 | return (void *) (*(unsigned long *) wiphy_priv(wiphy)); | |
73 | } | |
74 | ||
75 | /* | |
76 | * CFG802.11 operation handler to delete a network key. | |
77 | */ | |
78 | static int | |
79 | mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, | |
80 | u8 key_index, bool pairwise, const u8 *mac_addr) | |
81 | { | |
f540f9f3 | 82 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 83 | |
636c4598 | 84 | if (mwifiex_set_encode(priv, NULL, 0, key_index, 1)) { |
5e6e3a92 BZ |
85 | wiphy_err(wiphy, "deleting the crypto keys\n"); |
86 | return -EFAULT; | |
87 | } | |
88 | ||
89 | wiphy_dbg(wiphy, "info: crypto keys deleted\n"); | |
90 | return 0; | |
91 | } | |
92 | ||
93 | /* | |
94 | * CFG802.11 operation handler to set Tx power. | |
95 | */ | |
96 | static int | |
97 | mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, | |
98 | enum nl80211_tx_power_setting type, | |
742c29fd | 99 | int mbm) |
5e6e3a92 | 100 | { |
5e6e3a92 | 101 | struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); |
600f5d90 | 102 | struct mwifiex_power_cfg power_cfg; |
742c29fd | 103 | int dbm = MBM_TO_DBM(mbm); |
5e6e3a92 | 104 | |
600f5d90 AK |
105 | if (type == NL80211_TX_POWER_FIXED) { |
106 | power_cfg.is_power_auto = 0; | |
107 | power_cfg.power_level = dbm; | |
108 | } else { | |
109 | power_cfg.is_power_auto = 1; | |
110 | } | |
111 | ||
636c4598 | 112 | return mwifiex_set_tx_power(priv, &power_cfg); |
5e6e3a92 BZ |
113 | } |
114 | ||
115 | /* | |
116 | * CFG802.11 operation handler to set Power Save option. | |
117 | * | |
118 | * The timeout value, if provided, is currently ignored. | |
119 | */ | |
120 | static int | |
121 | mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, | |
122 | struct net_device *dev, | |
123 | bool enabled, int timeout) | |
124 | { | |
f540f9f3 | 125 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
600f5d90 | 126 | u32 ps_mode; |
5e6e3a92 BZ |
127 | |
128 | if (timeout) | |
129 | wiphy_dbg(wiphy, | |
130 | "info: ignoring the timeout value" | |
131 | " for IEEE power save\n"); | |
132 | ||
600f5d90 | 133 | ps_mode = enabled; |
5e6e3a92 | 134 | |
636c4598 | 135 | return mwifiex_drv_set_power(priv, &ps_mode); |
5e6e3a92 BZ |
136 | } |
137 | ||
138 | /* | |
139 | * CFG802.11 operation handler to set the default network key. | |
140 | */ | |
141 | static int | |
142 | mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, | |
143 | u8 key_index, bool unicast, | |
144 | bool multicast) | |
145 | { | |
f540f9f3 | 146 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 147 | |
2d3d0a88 | 148 | /* Return if WEP key not configured */ |
5eb02e44 | 149 | if (!priv->sec_info.wep_enabled) |
2d3d0a88 AK |
150 | return 0; |
151 | ||
636c4598 YAP |
152 | if (mwifiex_set_encode(priv, NULL, 0, key_index, 0)) { |
153 | wiphy_err(wiphy, "set default Tx key index\n"); | |
5e6e3a92 | 154 | return -EFAULT; |
636c4598 | 155 | } |
5e6e3a92 BZ |
156 | |
157 | return 0; | |
158 | } | |
159 | ||
160 | /* | |
161 | * CFG802.11 operation handler to add a network key. | |
162 | */ | |
163 | static int | |
164 | mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, | |
165 | u8 key_index, bool pairwise, const u8 *mac_addr, | |
166 | struct key_params *params) | |
167 | { | |
f540f9f3 | 168 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
5e6e3a92 | 169 | |
636c4598 YAP |
170 | if (mwifiex_set_encode(priv, params->key, params->key_len, |
171 | key_index, 0)) { | |
172 | wiphy_err(wiphy, "crypto keys added\n"); | |
5e6e3a92 | 173 | return -EFAULT; |
636c4598 | 174 | } |
5e6e3a92 BZ |
175 | |
176 | return 0; | |
177 | } | |
178 | ||
179 | /* | |
180 | * This function sends domain information to the firmware. | |
181 | * | |
182 | * The following information are passed to the firmware - | |
183 | * - Country codes | |
184 | * - Sub bands (first channel, number of channels, maximum Tx power) | |
185 | */ | |
186 | static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) | |
187 | { | |
188 | u8 no_of_triplet = 0; | |
189 | struct ieee80211_country_ie_triplet *t; | |
190 | u8 no_of_parsed_chan = 0; | |
191 | u8 first_chan = 0, next_chan = 0, max_pwr = 0; | |
192 | u8 i, flag = 0; | |
193 | enum ieee80211_band band; | |
194 | struct ieee80211_supported_band *sband; | |
195 | struct ieee80211_channel *ch; | |
196 | struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); | |
197 | struct mwifiex_adapter *adapter = priv->adapter; | |
198 | struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; | |
5e6e3a92 BZ |
199 | |
200 | /* Set country code */ | |
201 | domain_info->country_code[0] = priv->country_code[0]; | |
202 | domain_info->country_code[1] = priv->country_code[1]; | |
203 | domain_info->country_code[2] = ' '; | |
204 | ||
205 | band = mwifiex_band_to_radio_type(adapter->config_bands); | |
206 | if (!wiphy->bands[band]) { | |
207 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); | |
208 | return -1; | |
209 | } | |
210 | ||
211 | sband = wiphy->bands[band]; | |
212 | ||
213 | for (i = 0; i < sband->n_channels ; i++) { | |
214 | ch = &sband->channels[i]; | |
215 | if (ch->flags & IEEE80211_CHAN_DISABLED) | |
216 | continue; | |
217 | ||
218 | if (!flag) { | |
219 | flag = 1; | |
220 | first_chan = (u32) ch->hw_value; | |
221 | next_chan = first_chan; | |
222 | max_pwr = ch->max_power; | |
223 | no_of_parsed_chan = 1; | |
224 | continue; | |
225 | } | |
226 | ||
227 | if (ch->hw_value == next_chan + 1 && | |
228 | ch->max_power == max_pwr) { | |
229 | next_chan++; | |
230 | no_of_parsed_chan++; | |
231 | } else { | |
232 | t = &domain_info->triplet[no_of_triplet]; | |
233 | t->chans.first_channel = first_chan; | |
234 | t->chans.num_channels = no_of_parsed_chan; | |
235 | t->chans.max_power = max_pwr; | |
236 | no_of_triplet++; | |
237 | first_chan = (u32) ch->hw_value; | |
238 | next_chan = first_chan; | |
239 | max_pwr = ch->max_power; | |
240 | no_of_parsed_chan = 1; | |
241 | } | |
242 | } | |
243 | ||
244 | if (flag) { | |
245 | t = &domain_info->triplet[no_of_triplet]; | |
246 | t->chans.first_channel = first_chan; | |
247 | t->chans.num_channels = no_of_parsed_chan; | |
248 | t->chans.max_power = max_pwr; | |
249 | no_of_triplet++; | |
250 | } | |
251 | ||
252 | domain_info->no_of_triplet = no_of_triplet; | |
636c4598 YAP |
253 | |
254 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, | |
255 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
5e6e3a92 | 256 | wiphy_err(wiphy, "11D: setting domain info in FW\n"); |
636c4598 YAP |
257 | return -1; |
258 | } | |
5e6e3a92 | 259 | |
636c4598 | 260 | return 0; |
5e6e3a92 BZ |
261 | } |
262 | ||
263 | /* | |
264 | * CFG802.11 regulatory domain callback function. | |
265 | * | |
266 | * This function is called when the regulatory domain is changed due to the | |
267 | * following reasons - | |
268 | * - Set by driver | |
269 | * - Set by system core | |
270 | * - Set by user | |
271 | * - Set bt Country IE | |
272 | */ | |
273 | static int mwifiex_reg_notifier(struct wiphy *wiphy, | |
274 | struct regulatory_request *request) | |
275 | { | |
276 | struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); | |
277 | ||
278 | wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for domain" | |
279 | " %c%c\n", request->alpha2[0], request->alpha2[1]); | |
280 | ||
281 | memcpy(priv->country_code, request->alpha2, sizeof(request->alpha2)); | |
282 | ||
283 | switch (request->initiator) { | |
284 | case NL80211_REGDOM_SET_BY_DRIVER: | |
285 | case NL80211_REGDOM_SET_BY_CORE: | |
286 | case NL80211_REGDOM_SET_BY_USER: | |
287 | break; | |
288 | /* Todo: apply driver specific changes in channel flags based | |
289 | on the request initiator if necessary. */ | |
290 | case NL80211_REGDOM_SET_BY_COUNTRY_IE: | |
291 | break; | |
292 | } | |
293 | mwifiex_send_domain_info_cmd_fw(wiphy); | |
294 | ||
295 | return 0; | |
296 | } | |
297 | ||
298 | /* | |
299 | * This function sets the RF channel. | |
300 | * | |
301 | * This function creates multiple IOCTL requests, populates them accordingly | |
302 | * and issues them to set the band/channel and frequency. | |
303 | */ | |
304 | static int | |
305 | mwifiex_set_rf_channel(struct mwifiex_private *priv, | |
306 | struct ieee80211_channel *chan, | |
307 | enum nl80211_channel_type channel_type) | |
308 | { | |
309 | struct mwifiex_chan_freq_power cfp; | |
5e6e3a92 BZ |
310 | u32 config_bands = 0; |
311 | struct wiphy *wiphy = priv->wdev->wiphy; | |
43906cdb | 312 | struct mwifiex_adapter *adapter = priv->adapter; |
5e6e3a92 | 313 | |
5e6e3a92 | 314 | if (chan) { |
5e6e3a92 | 315 | /* Set appropriate bands */ |
3aebee02 AK |
316 | if (chan->band == IEEE80211_BAND_2GHZ) { |
317 | if (channel_type == NL80211_CHAN_NO_HT) | |
318 | if (priv->adapter->config_bands == BAND_B || | |
319 | priv->adapter->config_bands == BAND_G) | |
320 | config_bands = | |
321 | priv->adapter->config_bands; | |
322 | else | |
323 | config_bands = BAND_B | BAND_G; | |
324 | else | |
325 | config_bands = BAND_B | BAND_G | BAND_GN; | |
326 | } else { | |
327 | if (channel_type == NL80211_CHAN_NO_HT) | |
328 | config_bands = BAND_A; | |
329 | else | |
330 | config_bands = BAND_AN | BAND_A; | |
331 | } | |
636c4598 | 332 | |
43906cdb AK |
333 | if (!((config_bands | adapter->fw_bands) & |
334 | ~adapter->fw_bands)) { | |
335 | adapter->config_bands = config_bands; | |
336 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { | |
337 | adapter->adhoc_start_band = config_bands; | |
338 | if ((config_bands & BAND_GN) || | |
339 | (config_bands & BAND_AN)) | |
340 | adapter->adhoc_11n_enabled = true; | |
341 | else | |
342 | adapter->adhoc_11n_enabled = false; | |
343 | } | |
344 | } | |
21c3ba34 AK |
345 | adapter->sec_chan_offset = |
346 | mwifiex_cfg80211_channel_type_to_sec_chan_offset | |
5e6e3a92 | 347 | (channel_type); |
3aebee02 | 348 | adapter->channel_type = channel_type; |
5e6e3a92 | 349 | |
5e6e3a92 BZ |
350 | mwifiex_send_domain_info_cmd_fw(wiphy); |
351 | } | |
352 | ||
353 | wiphy_dbg(wiphy, "info: setting band %d, channel offset %d and " | |
21c3ba34 | 354 | "mode %d\n", config_bands, adapter->sec_chan_offset, |
eecd8250 | 355 | priv->bss_mode); |
5e6e3a92 | 356 | if (!chan) |
636c4598 | 357 | return 0; |
5e6e3a92 BZ |
358 | |
359 | memset(&cfp, 0, sizeof(cfp)); | |
360 | cfp.freq = chan->center_freq; | |
5e6e3a92 BZ |
361 | cfp.channel = ieee80211_frequency_to_channel(chan->center_freq); |
362 | ||
636c4598 | 363 | if (mwifiex_bss_set_channel(priv, &cfp)) |
5e6e3a92 BZ |
364 | return -EFAULT; |
365 | ||
636c4598 | 366 | return mwifiex_drv_change_adhoc_chan(priv, cfp.channel); |
5e6e3a92 BZ |
367 | } |
368 | ||
369 | /* | |
370 | * CFG802.11 operation handler to set channel. | |
371 | * | |
372 | * This function can only be used when station is not connected. | |
373 | */ | |
374 | static int | |
375 | mwifiex_cfg80211_set_channel(struct wiphy *wiphy, struct net_device *dev, | |
376 | struct ieee80211_channel *chan, | |
377 | enum nl80211_channel_type channel_type) | |
378 | { | |
477778bb AK |
379 | struct mwifiex_private *priv; |
380 | ||
381 | if (dev) | |
382 | priv = mwifiex_netdev_get_priv(dev); | |
383 | else | |
384 | priv = mwifiex_cfg80211_get_priv(wiphy); | |
5e6e3a92 BZ |
385 | |
386 | if (priv->media_connected) { | |
387 | wiphy_err(wiphy, "This setting is valid only when station " | |
388 | "is not connected\n"); | |
389 | return -EINVAL; | |
390 | } | |
391 | ||
392 | return mwifiex_set_rf_channel(priv, chan, channel_type); | |
393 | } | |
394 | ||
395 | /* | |
396 | * This function sets the fragmentation threshold. | |
397 | * | |
600f5d90 | 398 | * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE |
5e6e3a92 BZ |
399 | * and MWIFIEX_FRAG_MAX_VALUE. |
400 | */ | |
401 | static int | |
402 | mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) | |
403 | { | |
270e58e8 | 404 | int ret; |
5e6e3a92 BZ |
405 | |
406 | if (frag_thr < MWIFIEX_FRAG_MIN_VALUE | |
407 | || frag_thr > MWIFIEX_FRAG_MAX_VALUE) | |
408 | return -EINVAL; | |
409 | ||
600f5d90 AK |
410 | /* Send request to firmware */ |
411 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, | |
412 | HostCmd_ACT_GEN_SET, FRAG_THRESH_I, | |
413 | &frag_thr); | |
5e6e3a92 | 414 | |
5e6e3a92 BZ |
415 | return ret; |
416 | } | |
417 | ||
418 | /* | |
419 | * This function sets the RTS threshold. | |
600f5d90 AK |
420 | |
421 | * The rts value must lie between MWIFIEX_RTS_MIN_VALUE | |
422 | * and MWIFIEX_RTS_MAX_VALUE. | |
5e6e3a92 BZ |
423 | */ |
424 | static int | |
425 | mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) | |
426 | { | |
5e6e3a92 BZ |
427 | if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) |
428 | rts_thr = MWIFIEX_RTS_MAX_VALUE; | |
429 | ||
636c4598 | 430 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, |
600f5d90 AK |
431 | HostCmd_ACT_GEN_SET, RTS_THRESH_I, |
432 | &rts_thr); | |
5e6e3a92 BZ |
433 | } |
434 | ||
435 | /* | |
436 | * CFG802.11 operation handler to set wiphy parameters. | |
437 | * | |
438 | * This function can be used to set the RTS threshold and the | |
439 | * Fragmentation threshold of the driver. | |
440 | */ | |
441 | static int | |
442 | mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
443 | { | |
444 | struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); | |
5e6e3a92 BZ |
445 | int ret = 0; |
446 | ||
636c4598 | 447 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
5e6e3a92 | 448 | ret = mwifiex_set_rts(priv, wiphy->rts_threshold); |
636c4598 YAP |
449 | if (ret) |
450 | return ret; | |
451 | } | |
5e6e3a92 BZ |
452 | |
453 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) | |
454 | ret = mwifiex_set_frag(priv, wiphy->frag_threshold); | |
455 | ||
456 | return ret; | |
457 | } | |
458 | ||
459 | /* | |
460 | * CFG802.11 operation handler to change interface type. | |
5e6e3a92 BZ |
461 | */ |
462 | static int | |
463 | mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, | |
464 | struct net_device *dev, | |
465 | enum nl80211_iftype type, u32 *flags, | |
466 | struct vif_params *params) | |
467 | { | |
270e58e8 | 468 | int ret; |
5e6e3a92 | 469 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 470 | |
eecd8250 BZ |
471 | if (priv->bss_mode == type) { |
472 | wiphy_warn(wiphy, "already set to required type\n"); | |
473 | return 0; | |
474 | } | |
475 | ||
476 | priv->bss_mode = type; | |
5e6e3a92 BZ |
477 | |
478 | switch (type) { | |
479 | case NL80211_IFTYPE_ADHOC: | |
5e6e3a92 BZ |
480 | dev->ieee80211_ptr->iftype = NL80211_IFTYPE_ADHOC; |
481 | wiphy_dbg(wiphy, "info: setting interface type to adhoc\n"); | |
482 | break; | |
483 | case NL80211_IFTYPE_STATION: | |
5e6e3a92 | 484 | dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION; |
eecd8250 | 485 | wiphy_dbg(wiphy, "info: setting interface type to managed\n"); |
5e6e3a92 BZ |
486 | break; |
487 | case NL80211_IFTYPE_UNSPECIFIED: | |
5e6e3a92 BZ |
488 | dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION; |
489 | wiphy_dbg(wiphy, "info: setting interface type to auto\n"); | |
eecd8250 | 490 | return 0; |
5e6e3a92 | 491 | default: |
eecd8250 BZ |
492 | wiphy_err(wiphy, "unknown interface type: %d\n", type); |
493 | return -EINVAL; | |
5e6e3a92 | 494 | } |
5e6e3a92 | 495 | |
600f5d90 | 496 | mwifiex_deauthenticate(priv, NULL); |
eecd8250 | 497 | |
f986b6d5 | 498 | priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; |
eecd8250 | 499 | |
600f5d90 AK |
500 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE, |
501 | HostCmd_ACT_GEN_SET, 0, NULL); | |
eecd8250 | 502 | |
5e6e3a92 BZ |
503 | return ret; |
504 | } | |
505 | ||
506 | /* | |
507 | * This function dumps the station information on a buffer. | |
508 | * | |
509 | * The following information are shown - | |
510 | * - Total bytes transmitted | |
511 | * - Total bytes received | |
512 | * - Total packets transmitted | |
513 | * - Total packets received | |
514 | * - Signal quality level | |
515 | * - Transmission rate | |
516 | */ | |
517 | static int | |
518 | mwifiex_dump_station_info(struct mwifiex_private *priv, | |
519 | struct station_info *sinfo) | |
520 | { | |
521 | struct mwifiex_ds_get_signal signal; | |
522 | struct mwifiex_rate_cfg rate; | |
523 | int ret = 0; | |
524 | ||
525 | sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES | | |
526 | STATION_INFO_RX_PACKETS | | |
527 | STATION_INFO_TX_PACKETS | |
528 | | STATION_INFO_SIGNAL | STATION_INFO_TX_BITRATE; | |
529 | ||
530 | /* Get signal information from the firmware */ | |
531 | memset(&signal, 0, sizeof(struct mwifiex_ds_get_signal)); | |
600f5d90 | 532 | if (mwifiex_get_signal_info(priv, &signal)) { |
5e6e3a92 BZ |
533 | dev_err(priv->adapter->dev, "getting signal information\n"); |
534 | ret = -EFAULT; | |
535 | } | |
536 | ||
537 | if (mwifiex_drv_get_data_rate(priv, &rate)) { | |
538 | dev_err(priv->adapter->dev, "getting data rate\n"); | |
539 | ret = -EFAULT; | |
540 | } | |
541 | ||
caf60a6c AK |
542 | /* Get DTIM period information from firmware */ |
543 | mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, | |
544 | HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, | |
545 | &priv->dtim_period); | |
546 | ||
4ec6f9c0 AK |
547 | /* |
548 | * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid | |
549 | * MCS index values for us are 0 to 7. | |
550 | */ | |
551 | if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 8)) { | |
552 | sinfo->txrate.mcs = priv->tx_rate; | |
553 | sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; | |
554 | /* 40MHz rate */ | |
555 | if (priv->tx_htinfo & BIT(1)) | |
556 | sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
557 | /* SGI enabled */ | |
558 | if (priv->tx_htinfo & BIT(2)) | |
559 | sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; | |
560 | } | |
561 | ||
5e6e3a92 BZ |
562 | sinfo->rx_bytes = priv->stats.rx_bytes; |
563 | sinfo->tx_bytes = priv->stats.tx_bytes; | |
564 | sinfo->rx_packets = priv->stats.rx_packets; | |
565 | sinfo->tx_packets = priv->stats.tx_packets; | |
67a50035 | 566 | sinfo->signal = priv->qual_level; |
4ec6f9c0 AK |
567 | /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ |
568 | sinfo->txrate.legacy = rate.rate * 5; | |
5e6e3a92 | 569 | |
c4f3b972 AK |
570 | if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
571 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
572 | sinfo->bss_param.flags = 0; | |
573 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
574 | WLAN_CAPABILITY_SHORT_PREAMBLE) | |
575 | sinfo->bss_param.flags |= | |
576 | BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
577 | if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & | |
578 | WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
579 | sinfo->bss_param.flags |= | |
580 | BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
caf60a6c | 581 | sinfo->bss_param.dtim_period = priv->dtim_period; |
c4f3b972 AK |
582 | sinfo->bss_param.beacon_interval = |
583 | priv->curr_bss_params.bss_descriptor.beacon_period; | |
584 | } | |
585 | ||
5e6e3a92 BZ |
586 | return ret; |
587 | } | |
588 | ||
589 | /* | |
590 | * CFG802.11 operation handler to get station information. | |
591 | * | |
592 | * This function only works in connected mode, and dumps the | |
593 | * requested station information, if available. | |
594 | */ | |
595 | static int | |
596 | mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, | |
597 | u8 *mac, struct station_info *sinfo) | |
598 | { | |
599 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
5e6e3a92 | 600 | |
5e6e3a92 BZ |
601 | if (!priv->media_connected) |
602 | return -ENOENT; | |
603 | if (memcmp(mac, priv->cfg_bssid, ETH_ALEN)) | |
604 | return -ENOENT; | |
605 | ||
636c4598 | 606 | return mwifiex_dump_station_info(priv, sinfo); |
5e6e3a92 BZ |
607 | } |
608 | ||
609 | /* Supported rates to be advertised to the cfg80211 */ | |
610 | ||
611 | static struct ieee80211_rate mwifiex_rates[] = { | |
612 | {.bitrate = 10, .hw_value = 2, }, | |
613 | {.bitrate = 20, .hw_value = 4, }, | |
614 | {.bitrate = 55, .hw_value = 11, }, | |
615 | {.bitrate = 110, .hw_value = 22, }, | |
616 | {.bitrate = 220, .hw_value = 44, }, | |
617 | {.bitrate = 60, .hw_value = 12, }, | |
618 | {.bitrate = 90, .hw_value = 18, }, | |
619 | {.bitrate = 120, .hw_value = 24, }, | |
620 | {.bitrate = 180, .hw_value = 36, }, | |
621 | {.bitrate = 240, .hw_value = 48, }, | |
622 | {.bitrate = 360, .hw_value = 72, }, | |
623 | {.bitrate = 480, .hw_value = 96, }, | |
624 | {.bitrate = 540, .hw_value = 108, }, | |
625 | {.bitrate = 720, .hw_value = 144, }, | |
626 | }; | |
627 | ||
628 | /* Channel definitions to be advertised to cfg80211 */ | |
629 | ||
630 | static struct ieee80211_channel mwifiex_channels_2ghz[] = { | |
631 | {.center_freq = 2412, .hw_value = 1, }, | |
632 | {.center_freq = 2417, .hw_value = 2, }, | |
633 | {.center_freq = 2422, .hw_value = 3, }, | |
634 | {.center_freq = 2427, .hw_value = 4, }, | |
635 | {.center_freq = 2432, .hw_value = 5, }, | |
636 | {.center_freq = 2437, .hw_value = 6, }, | |
637 | {.center_freq = 2442, .hw_value = 7, }, | |
638 | {.center_freq = 2447, .hw_value = 8, }, | |
639 | {.center_freq = 2452, .hw_value = 9, }, | |
640 | {.center_freq = 2457, .hw_value = 10, }, | |
641 | {.center_freq = 2462, .hw_value = 11, }, | |
642 | {.center_freq = 2467, .hw_value = 12, }, | |
643 | {.center_freq = 2472, .hw_value = 13, }, | |
644 | {.center_freq = 2484, .hw_value = 14, }, | |
645 | }; | |
646 | ||
647 | static struct ieee80211_supported_band mwifiex_band_2ghz = { | |
648 | .channels = mwifiex_channels_2ghz, | |
649 | .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), | |
650 | .bitrates = mwifiex_rates, | |
651 | .n_bitrates = 14, | |
652 | }; | |
653 | ||
654 | static struct ieee80211_channel mwifiex_channels_5ghz[] = { | |
655 | {.center_freq = 5040, .hw_value = 8, }, | |
656 | {.center_freq = 5060, .hw_value = 12, }, | |
657 | {.center_freq = 5080, .hw_value = 16, }, | |
658 | {.center_freq = 5170, .hw_value = 34, }, | |
659 | {.center_freq = 5190, .hw_value = 38, }, | |
660 | {.center_freq = 5210, .hw_value = 42, }, | |
661 | {.center_freq = 5230, .hw_value = 46, }, | |
662 | {.center_freq = 5180, .hw_value = 36, }, | |
663 | {.center_freq = 5200, .hw_value = 40, }, | |
664 | {.center_freq = 5220, .hw_value = 44, }, | |
665 | {.center_freq = 5240, .hw_value = 48, }, | |
666 | {.center_freq = 5260, .hw_value = 52, }, | |
667 | {.center_freq = 5280, .hw_value = 56, }, | |
668 | {.center_freq = 5300, .hw_value = 60, }, | |
669 | {.center_freq = 5320, .hw_value = 64, }, | |
670 | {.center_freq = 5500, .hw_value = 100, }, | |
671 | {.center_freq = 5520, .hw_value = 104, }, | |
672 | {.center_freq = 5540, .hw_value = 108, }, | |
673 | {.center_freq = 5560, .hw_value = 112, }, | |
674 | {.center_freq = 5580, .hw_value = 116, }, | |
675 | {.center_freq = 5600, .hw_value = 120, }, | |
676 | {.center_freq = 5620, .hw_value = 124, }, | |
677 | {.center_freq = 5640, .hw_value = 128, }, | |
678 | {.center_freq = 5660, .hw_value = 132, }, | |
679 | {.center_freq = 5680, .hw_value = 136, }, | |
680 | {.center_freq = 5700, .hw_value = 140, }, | |
681 | {.center_freq = 5745, .hw_value = 149, }, | |
682 | {.center_freq = 5765, .hw_value = 153, }, | |
683 | {.center_freq = 5785, .hw_value = 157, }, | |
684 | {.center_freq = 5805, .hw_value = 161, }, | |
685 | {.center_freq = 5825, .hw_value = 165, }, | |
686 | }; | |
687 | ||
688 | static struct ieee80211_supported_band mwifiex_band_5ghz = { | |
689 | .channels = mwifiex_channels_5ghz, | |
690 | .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), | |
691 | .bitrates = mwifiex_rates - 4, | |
692 | .n_bitrates = ARRAY_SIZE(mwifiex_rates) + 4, | |
693 | }; | |
694 | ||
695 | ||
696 | /* Supported crypto cipher suits to be advertised to cfg80211 */ | |
697 | ||
698 | static const u32 mwifiex_cipher_suites[] = { | |
699 | WLAN_CIPHER_SUITE_WEP40, | |
700 | WLAN_CIPHER_SUITE_WEP104, | |
701 | WLAN_CIPHER_SUITE_TKIP, | |
702 | WLAN_CIPHER_SUITE_CCMP, | |
703 | }; | |
704 | ||
5d82c53a YAP |
705 | /* |
706 | * CFG802.11 operation handler for setting bit rates. | |
707 | * | |
708 | * Function selects legacy bang B/G/BG from corresponding bitrates selection. | |
709 | * Currently only 2.4GHz band is supported. | |
710 | */ | |
711 | static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, | |
712 | struct net_device *dev, | |
713 | const u8 *peer, | |
714 | const struct cfg80211_bitrate_mask *mask) | |
715 | { | |
5d82c53a YAP |
716 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
717 | int index = 0, mode = 0, i; | |
43906cdb | 718 | struct mwifiex_adapter *adapter = priv->adapter; |
5d82c53a YAP |
719 | |
720 | /* Currently only 2.4GHz is supported */ | |
721 | for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { | |
722 | /* | |
723 | * Rates below 6 Mbps in the table are CCK rates; 802.11b | |
724 | * and from 6 they are OFDM; 802.11G | |
725 | */ | |
726 | if (mwifiex_rates[i].bitrate == 60) { | |
727 | index = 1 << i; | |
728 | break; | |
729 | } | |
730 | } | |
731 | ||
732 | if (mask->control[IEEE80211_BAND_2GHZ].legacy < index) { | |
733 | mode = BAND_B; | |
734 | } else { | |
735 | mode = BAND_G; | |
736 | if (mask->control[IEEE80211_BAND_2GHZ].legacy % index) | |
737 | mode |= BAND_B; | |
738 | } | |
739 | ||
43906cdb AK |
740 | if (!((mode | adapter->fw_bands) & ~adapter->fw_bands)) { |
741 | adapter->config_bands = mode; | |
742 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { | |
743 | adapter->adhoc_start_band = mode; | |
744 | adapter->adhoc_11n_enabled = false; | |
745 | } | |
746 | } | |
21c3ba34 | 747 | adapter->sec_chan_offset = IEEE80211_HT_PARAM_CHA_SEC_NONE; |
3aebee02 | 748 | adapter->channel_type = NL80211_CHAN_NO_HT; |
5d82c53a YAP |
749 | |
750 | wiphy_debug(wiphy, "info: device configured in 802.11%s%s mode\n", | |
751 | (mode & BAND_B) ? "b" : "", | |
752 | (mode & BAND_G) ? "g" : ""); | |
753 | ||
754 | return 0; | |
755 | } | |
756 | ||
5e6e3a92 BZ |
757 | /* |
758 | * CFG802.11 operation handler for disconnection request. | |
759 | * | |
760 | * This function does not work when there is already a disconnection | |
761 | * procedure going on. | |
762 | */ | |
763 | static int | |
764 | mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, | |
765 | u16 reason_code) | |
766 | { | |
767 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
768 | ||
600f5d90 | 769 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
770 | return -EFAULT; |
771 | ||
772 | wiphy_dbg(wiphy, "info: successfully disconnected from %pM:" | |
773 | " reason code %d\n", priv->cfg_bssid, reason_code); | |
774 | ||
38c9d664 | 775 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
776 | |
777 | return 0; | |
778 | } | |
779 | ||
780 | /* | |
781 | * This function informs the CFG802.11 subsystem of a new IBSS. | |
782 | * | |
783 | * The following information are sent to the CFG802.11 subsystem | |
784 | * to register the new IBSS. If we do not register the new IBSS, | |
785 | * a kernel panic will result. | |
786 | * - SSID | |
787 | * - SSID length | |
788 | * - BSSID | |
789 | * - Channel | |
790 | */ | |
791 | static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) | |
792 | { | |
5e6e3a92 BZ |
793 | struct ieee80211_channel *chan; |
794 | struct mwifiex_bss_info bss_info; | |
aa95a48d | 795 | struct cfg80211_bss *bss; |
270e58e8 | 796 | int ie_len; |
5e6e3a92 | 797 | u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; |
4ed5d521 | 798 | enum ieee80211_band band; |
5e6e3a92 | 799 | |
636c4598 YAP |
800 | if (mwifiex_get_bss_info(priv, &bss_info)) |
801 | return -1; | |
5e6e3a92 BZ |
802 | |
803 | ie_buf[0] = WLAN_EID_SSID; | |
804 | ie_buf[1] = bss_info.ssid.ssid_len; | |
805 | ||
806 | memcpy(&ie_buf[sizeof(struct ieee_types_header)], | |
807 | &bss_info.ssid.ssid, | |
808 | bss_info.ssid.ssid_len); | |
809 | ie_len = ie_buf[1] + sizeof(struct ieee_types_header); | |
810 | ||
4ed5d521 | 811 | band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
5e6e3a92 BZ |
812 | chan = __ieee80211_get_channel(priv->wdev->wiphy, |
813 | ieee80211_channel_to_frequency(bss_info.bss_chan, | |
4ed5d521 | 814 | band)); |
5e6e3a92 | 815 | |
aa95a48d | 816 | bss = cfg80211_inform_bss(priv->wdev->wiphy, chan, |
5e6e3a92 BZ |
817 | bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, |
818 | 0, ie_buf, ie_len, 0, GFP_KERNEL); | |
aa95a48d | 819 | cfg80211_put_bss(bss); |
5e6e3a92 BZ |
820 | memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); |
821 | ||
636c4598 | 822 | return 0; |
5e6e3a92 BZ |
823 | } |
824 | ||
5e6e3a92 BZ |
825 | /* |
826 | * This function connects with a BSS. | |
827 | * | |
828 | * This function handles both Infra and Ad-Hoc modes. It also performs | |
829 | * validity checking on the provided parameters, disconnects from the | |
830 | * current BSS (if any), sets up the association/scan parameters, | |
831 | * including security settings, and performs specific SSID scan before | |
832 | * trying to connect. | |
833 | * | |
834 | * For Infra mode, the function returns failure if the specified SSID | |
835 | * is not found in scan table. However, for Ad-Hoc mode, it can create | |
836 | * the IBSS if it does not exist. On successful completion in either case, | |
7c6fa2a8 | 837 | * the function notifies the CFG802.11 subsystem of the new BSS connection. |
5e6e3a92 BZ |
838 | */ |
839 | static int | |
840 | mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, | |
841 | u8 *bssid, int mode, struct ieee80211_channel *channel, | |
842 | struct cfg80211_connect_params *sme, bool privacy) | |
843 | { | |
844 | struct mwifiex_802_11_ssid req_ssid; | |
270e58e8 | 845 | int ret, auth_type = 0; |
7c6fa2a8 AK |
846 | struct cfg80211_bss *bss = NULL; |
847 | u8 is_scanning_required = 0; | |
5e6e3a92 BZ |
848 | |
849 | memset(&req_ssid, 0, sizeof(struct mwifiex_802_11_ssid)); | |
5e6e3a92 BZ |
850 | |
851 | req_ssid.ssid_len = ssid_len; | |
852 | if (ssid_len > IEEE80211_MAX_SSID_LEN) { | |
853 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
854 | return -EINVAL; | |
855 | } | |
856 | ||
857 | memcpy(req_ssid.ssid, ssid, ssid_len); | |
858 | if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) { | |
859 | dev_err(priv->adapter->dev, "invalid SSID - aborting\n"); | |
860 | return -EINVAL; | |
861 | } | |
862 | ||
863 | /* disconnect before try to associate */ | |
600f5d90 | 864 | mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 BZ |
865 | |
866 | if (channel) | |
867 | ret = mwifiex_set_rf_channel(priv, channel, | |
3aebee02 | 868 | priv->adapter->channel_type); |
5e6e3a92 | 869 | |
6670f15b AK |
870 | /* As this is new association, clear locally stored |
871 | * keys and security related flags */ | |
872 | priv->sec_info.wpa_enabled = false; | |
873 | priv->sec_info.wpa2_enabled = false; | |
874 | priv->wep_key_curr_index = 0; | |
00f157b4 | 875 | priv->sec_info.encryption_mode = 0; |
6670f15b | 876 | ret = mwifiex_set_encode(priv, NULL, 0, 0, 1); |
5e6e3a92 | 877 | |
eecd8250 | 878 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
879 | /* "privacy" is set only for ad-hoc mode */ |
880 | if (privacy) { | |
881 | /* | |
2be50b8d | 882 | * Keep WLAN_CIPHER_SUITE_WEP104 for now so that |
5e6e3a92 BZ |
883 | * the firmware can find a matching network from the |
884 | * scan. The cfg80211 does not give us the encryption | |
885 | * mode at this stage so just setting it to WEP here. | |
886 | */ | |
203afeca | 887 | priv->sec_info.encryption_mode = |
2be50b8d | 888 | WLAN_CIPHER_SUITE_WEP104; |
203afeca | 889 | priv->sec_info.authentication_mode = |
f986b6d5 | 890 | NL80211_AUTHTYPE_OPEN_SYSTEM; |
5e6e3a92 BZ |
891 | } |
892 | ||
893 | goto done; | |
894 | } | |
895 | ||
896 | /* Now handle infra mode. "sme" is valid for infra mode only */ | |
897 | if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC | |
898 | || sme->auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) | |
f986b6d5 | 899 | auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
5e6e3a92 | 900 | else if (sme->auth_type == NL80211_AUTHTYPE_SHARED_KEY) |
f986b6d5 | 901 | auth_type = NL80211_AUTHTYPE_SHARED_KEY; |
5e6e3a92 BZ |
902 | |
903 | if (sme->crypto.n_ciphers_pairwise) { | |
2be50b8d YAP |
904 | priv->sec_info.encryption_mode = |
905 | sme->crypto.ciphers_pairwise[0]; | |
203afeca | 906 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
907 | } |
908 | ||
909 | if (sme->crypto.cipher_group) { | |
2be50b8d | 910 | priv->sec_info.encryption_mode = sme->crypto.cipher_group; |
203afeca | 911 | priv->sec_info.authentication_mode = auth_type; |
5e6e3a92 BZ |
912 | } |
913 | if (sme->ie) | |
914 | ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len); | |
915 | ||
916 | if (sme->key) { | |
e6faada5 | 917 | if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) { |
5e6e3a92 BZ |
918 | dev_dbg(priv->adapter->dev, |
919 | "info: setting wep encryption" | |
920 | " with key len %d\n", sme->key_len); | |
6670f15b | 921 | priv->wep_key_curr_index = sme->key_idx; |
5e6e3a92 BZ |
922 | ret = mwifiex_set_encode(priv, sme->key, sme->key_len, |
923 | sme->key_idx, 0); | |
924 | } | |
925 | } | |
926 | done: | |
7c6fa2a8 AK |
927 | /* |
928 | * Scan entries are valid for some time (15 sec). So we can save one | |
929 | * active scan time if we just try cfg80211_get_bss first. If it fails | |
930 | * then request scan and cfg80211_get_bss() again for final output. | |
931 | */ | |
932 | while (1) { | |
933 | if (is_scanning_required) { | |
934 | /* Do specific SSID scanning */ | |
935 | if (mwifiex_request_scan(priv, &req_ssid)) { | |
936 | dev_err(priv->adapter->dev, "scan error\n"); | |
937 | return -EFAULT; | |
938 | } | |
939 | } | |
5e6e3a92 | 940 | |
7c6fa2a8 AK |
941 | /* Find the BSS we want using available scan results */ |
942 | if (mode == NL80211_IFTYPE_ADHOC) | |
943 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
944 | bssid, ssid, ssid_len, | |
945 | WLAN_CAPABILITY_IBSS, | |
946 | WLAN_CAPABILITY_IBSS); | |
947 | else | |
948 | bss = cfg80211_get_bss(priv->wdev->wiphy, channel, | |
949 | bssid, ssid, ssid_len, | |
950 | WLAN_CAPABILITY_ESS, | |
951 | WLAN_CAPABILITY_ESS); | |
952 | ||
953 | if (!bss) { | |
954 | if (is_scanning_required) { | |
955 | dev_warn(priv->adapter->dev, "assoc: requested " | |
956 | "bss not found in scan results\n"); | |
957 | break; | |
958 | } | |
959 | is_scanning_required = 1; | |
960 | } else { | |
961 | dev_dbg(priv->adapter->dev, "info: trying to associate to %s and bssid %pM\n", | |
962 | (char *) req_ssid.ssid, bss->bssid); | |
963 | memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); | |
964 | break; | |
965 | } | |
5e6e3a92 BZ |
966 | } |
967 | ||
7c6fa2a8 | 968 | if (mwifiex_bss_start(priv, bss, &req_ssid)) |
5e6e3a92 BZ |
969 | return -EFAULT; |
970 | ||
eecd8250 | 971 | if (mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
972 | /* Inform the BSS information to kernel, otherwise |
973 | * kernel will give a panic after successful assoc */ | |
974 | if (mwifiex_cfg80211_inform_ibss_bss(priv)) | |
975 | return -EFAULT; | |
976 | } | |
977 | ||
978 | return ret; | |
979 | } | |
980 | ||
981 | /* | |
982 | * CFG802.11 operation handler for association request. | |
983 | * | |
984 | * This function does not work when the current mode is set to Ad-Hoc, or | |
985 | * when there is already an association procedure going on. The given BSS | |
986 | * information is used to associate. | |
987 | */ | |
988 | static int | |
989 | mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, | |
990 | struct cfg80211_connect_params *sme) | |
991 | { | |
992 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
993 | int ret = 0; | |
5e6e3a92 | 994 | |
eecd8250 | 995 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
996 | wiphy_err(wiphy, "received infra assoc request " |
997 | "when station is in ibss mode\n"); | |
998 | goto done; | |
999 | } | |
1000 | ||
5e6e3a92 BZ |
1001 | wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n", |
1002 | (char *) sme->ssid, sme->bssid); | |
1003 | ||
1004 | ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, | |
eecd8250 | 1005 | priv->bss_mode, sme->channel, sme, 0); |
5e6e3a92 | 1006 | done: |
38c9d664 AK |
1007 | if (!ret) { |
1008 | cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0, | |
1009 | NULL, 0, WLAN_STATUS_SUCCESS, | |
1010 | GFP_KERNEL); | |
1011 | dev_dbg(priv->adapter->dev, | |
1012 | "info: associated to bssid %pM successfully\n", | |
1013 | priv->cfg_bssid); | |
1014 | } else { | |
1015 | dev_dbg(priv->adapter->dev, | |
1016 | "info: association to bssid %pM failed\n", | |
1017 | priv->cfg_bssid); | |
1018 | memset(priv->cfg_bssid, 0, ETH_ALEN); | |
1019 | } | |
1020 | ||
5e6e3a92 BZ |
1021 | return ret; |
1022 | } | |
1023 | ||
1024 | /* | |
1025 | * CFG802.11 operation handler to join an IBSS. | |
1026 | * | |
1027 | * This function does not work in any mode other than Ad-Hoc, or if | |
1028 | * a join operation is already in progress. | |
1029 | */ | |
1030 | static int | |
1031 | mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, | |
1032 | struct cfg80211_ibss_params *params) | |
1033 | { | |
f540f9f3 | 1034 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1035 | int ret = 0; |
5e6e3a92 | 1036 | |
eecd8250 | 1037 | if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1038 | wiphy_err(wiphy, "request to join ibss received " |
1039 | "when station is not in ibss mode\n"); | |
1040 | goto done; | |
1041 | } | |
1042 | ||
5e6e3a92 BZ |
1043 | wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n", |
1044 | (char *) params->ssid, params->bssid); | |
1045 | ||
1046 | ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, | |
eecd8250 BZ |
1047 | params->bssid, priv->bss_mode, |
1048 | params->channel, NULL, params->privacy); | |
5e6e3a92 | 1049 | done: |
38c9d664 AK |
1050 | if (!ret) { |
1051 | cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, GFP_KERNEL); | |
1052 | dev_dbg(priv->adapter->dev, | |
1053 | "info: joined/created adhoc network with bssid" | |
1054 | " %pM successfully\n", priv->cfg_bssid); | |
1055 | } else { | |
1056 | dev_dbg(priv->adapter->dev, | |
1057 | "info: failed creating/joining adhoc network\n"); | |
1058 | } | |
1059 | ||
5e6e3a92 BZ |
1060 | return ret; |
1061 | } | |
1062 | ||
1063 | /* | |
1064 | * CFG802.11 operation handler to leave an IBSS. | |
1065 | * | |
1066 | * This function does not work if a leave operation is | |
1067 | * already in progress. | |
1068 | */ | |
1069 | static int | |
1070 | mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
1071 | { | |
f540f9f3 | 1072 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
5e6e3a92 | 1073 | |
5e6e3a92 BZ |
1074 | wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n", |
1075 | priv->cfg_bssid); | |
600f5d90 | 1076 | if (mwifiex_deauthenticate(priv, NULL)) |
5e6e3a92 BZ |
1077 | return -EFAULT; |
1078 | ||
38c9d664 | 1079 | memset(priv->cfg_bssid, 0, ETH_ALEN); |
5e6e3a92 BZ |
1080 | |
1081 | return 0; | |
1082 | } | |
1083 | ||
1084 | /* | |
1085 | * CFG802.11 operation handler for scan request. | |
1086 | * | |
1087 | * This function issues a scan request to the firmware based upon | |
1088 | * the user specified scan configuration. On successfull completion, | |
1089 | * it also informs the results. | |
1090 | */ | |
1091 | static int | |
1092 | mwifiex_cfg80211_scan(struct wiphy *wiphy, struct net_device *dev, | |
1093 | struct cfg80211_scan_request *request) | |
1094 | { | |
1095 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); | |
38c9d664 AK |
1096 | int i; |
1097 | struct ieee80211_channel *chan; | |
5e6e3a92 BZ |
1098 | |
1099 | wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); | |
1100 | ||
5e6e3a92 BZ |
1101 | priv->scan_request = request; |
1102 | ||
38c9d664 AK |
1103 | priv->user_scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg), |
1104 | GFP_KERNEL); | |
1105 | if (!priv->user_scan_cfg) { | |
1106 | dev_err(priv->adapter->dev, "failed to alloc scan_req\n"); | |
1107 | return -ENOMEM; | |
1108 | } | |
1109 | for (i = 0; i < request->n_ssids; i++) { | |
1110 | memcpy(priv->user_scan_cfg->ssid_list[i].ssid, | |
1111 | request->ssids[i].ssid, request->ssids[i].ssid_len); | |
1112 | priv->user_scan_cfg->ssid_list[i].max_len = | |
1113 | request->ssids[i].ssid_len; | |
1114 | } | |
1115 | for (i = 0; i < request->n_channels; i++) { | |
1116 | chan = request->channels[i]; | |
1117 | priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value; | |
1118 | priv->user_scan_cfg->chan_list[i].radio_type = chan->band; | |
1119 | ||
1120 | if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) | |
1121 | priv->user_scan_cfg->chan_list[i].scan_type = | |
1122 | MWIFIEX_SCAN_TYPE_PASSIVE; | |
1123 | else | |
1124 | priv->user_scan_cfg->chan_list[i].scan_type = | |
1125 | MWIFIEX_SCAN_TYPE_ACTIVE; | |
1126 | ||
1127 | priv->user_scan_cfg->chan_list[i].scan_time = 0; | |
1128 | } | |
1129 | if (mwifiex_set_user_scan_ioctl(priv, priv->user_scan_cfg)) | |
1130 | return -EFAULT; | |
1131 | ||
5e6e3a92 BZ |
1132 | return 0; |
1133 | } | |
1134 | ||
1135 | /* | |
1136 | * This function sets up the CFG802.11 specific HT capability fields | |
1137 | * with default values. | |
1138 | * | |
1139 | * The following default values are set - | |
1140 | * - HT Supported = True | |
a46b7b5c AK |
1141 | * - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K |
1142 | * - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE | |
1143 | * - HT Capabilities supported by firmware | |
5e6e3a92 BZ |
1144 | * - MCS information, Rx mask = 0xff |
1145 | * - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01) | |
1146 | */ | |
1147 | static void | |
1148 | mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, | |
1149 | struct mwifiex_private *priv) | |
1150 | { | |
1151 | int rx_mcs_supp; | |
1152 | struct ieee80211_mcs_info mcs_set; | |
1153 | u8 *mcs = (u8 *)&mcs_set; | |
1154 | struct mwifiex_adapter *adapter = priv->adapter; | |
1155 | ||
1156 | ht_info->ht_supported = true; | |
a46b7b5c AK |
1157 | ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
1158 | ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; | |
5e6e3a92 BZ |
1159 | |
1160 | memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); | |
5e6e3a92 | 1161 | |
a46b7b5c AK |
1162 | /* Fill HT capability information */ |
1163 | if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) | |
1164 | ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
1165 | else | |
1166 | ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
1167 | ||
1168 | if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap)) | |
1169 | ht_info->cap |= IEEE80211_HT_CAP_SGI_20; | |
1170 | else | |
1171 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20; | |
1172 | ||
1173 | if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap)) | |
1174 | ht_info->cap |= IEEE80211_HT_CAP_SGI_40; | |
1175 | else | |
1176 | ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; | |
1177 | ||
1178 | if (ISSUPP_RXSTBC(adapter->hw_dot_11n_dev_cap)) | |
1179 | ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
1180 | else | |
1181 | ht_info->cap &= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT); | |
1182 | ||
1183 | if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) | |
1184 | ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; | |
1185 | else | |
1186 | ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; | |
1187 | ||
1188 | ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; | |
1189 | ht_info->cap |= IEEE80211_HT_CAP_SM_PS; | |
1190 | ||
1191 | rx_mcs_supp = GET_RXMCSSUPP(adapter->hw_dev_mcs_support); | |
5e6e3a92 BZ |
1192 | /* Set MCS for 1x1 */ |
1193 | memset(mcs, 0xff, rx_mcs_supp); | |
1194 | /* Clear all the other values */ | |
1195 | memset(&mcs[rx_mcs_supp], 0, | |
1196 | sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); | |
eecd8250 | 1197 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
6d2bd916 | 1198 | ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
5e6e3a92 BZ |
1199 | /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
1200 | SETHT_MCS32(mcs_set.rx_mask); | |
1201 | ||
1202 | memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); | |
1203 | ||
1204 | ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
1205 | } | |
1206 | ||
93a1df48 YAP |
1207 | /* |
1208 | * create a new virtual interface with the given name | |
1209 | */ | |
1210 | struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy, | |
1211 | char *name, | |
1212 | enum nl80211_iftype type, | |
1213 | u32 *flags, | |
1214 | struct vif_params *params) | |
1215 | { | |
1216 | struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); | |
1217 | struct mwifiex_adapter *adapter; | |
1218 | struct net_device *dev; | |
1219 | void *mdev_priv; | |
1220 | ||
1221 | if (!priv) | |
1222 | return NULL; | |
1223 | ||
1224 | adapter = priv->adapter; | |
1225 | if (!adapter) | |
1226 | return NULL; | |
1227 | ||
1228 | switch (type) { | |
1229 | case NL80211_IFTYPE_UNSPECIFIED: | |
1230 | case NL80211_IFTYPE_STATION: | |
1231 | case NL80211_IFTYPE_ADHOC: | |
1232 | if (priv->bss_mode) { | |
1233 | wiphy_err(wiphy, "cannot create multiple" | |
1234 | " station/adhoc interfaces\n"); | |
1235 | return NULL; | |
1236 | } | |
1237 | ||
1238 | if (type == NL80211_IFTYPE_UNSPECIFIED) | |
1239 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
1240 | else | |
1241 | priv->bss_mode = type; | |
1242 | ||
1243 | priv->bss_type = MWIFIEX_BSS_TYPE_STA; | |
1244 | priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; | |
1245 | priv->bss_priority = 0; | |
1246 | priv->bss_role = MWIFIEX_BSS_ROLE_STA; | |
93a1df48 YAP |
1247 | priv->bss_num = 0; |
1248 | ||
1249 | break; | |
1250 | default: | |
1251 | wiphy_err(wiphy, "type not supported\n"); | |
1252 | return NULL; | |
1253 | } | |
1254 | ||
1255 | dev = alloc_netdev_mq(sizeof(struct mwifiex_private *), name, | |
1256 | ether_setup, 1); | |
1257 | if (!dev) { | |
1258 | wiphy_err(wiphy, "no memory available for netdevice\n"); | |
1259 | goto error; | |
1260 | } | |
1261 | ||
1262 | dev_net_set(dev, wiphy_net(wiphy)); | |
1263 | dev->ieee80211_ptr = priv->wdev; | |
1264 | dev->ieee80211_ptr->iftype = priv->bss_mode; | |
1265 | memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); | |
1266 | memcpy(dev->perm_addr, wiphy->perm_addr, ETH_ALEN); | |
1267 | SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); | |
1268 | ||
1269 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; | |
1270 | dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; | |
1271 | dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN; | |
1272 | ||
1273 | mdev_priv = netdev_priv(dev); | |
1274 | *((unsigned long *) mdev_priv) = (unsigned long) priv; | |
1275 | ||
1276 | priv->netdev = dev; | |
1277 | mwifiex_init_priv_params(priv, dev); | |
1278 | ||
1279 | SET_NETDEV_DEV(dev, adapter->dev); | |
1280 | ||
1281 | /* Register network device */ | |
1282 | if (register_netdevice(dev)) { | |
1283 | wiphy_err(wiphy, "cannot register virtual network device\n"); | |
1284 | goto error; | |
1285 | } | |
1286 | ||
1287 | sema_init(&priv->async_sem, 1); | |
1288 | priv->scan_pending_on_block = false; | |
1289 | ||
1290 | dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); | |
1291 | ||
1292 | #ifdef CONFIG_DEBUG_FS | |
1293 | mwifiex_dev_debugfs_init(priv); | |
1294 | #endif | |
1295 | return dev; | |
1296 | error: | |
1297 | if (dev && (dev->reg_state == NETREG_UNREGISTERED)) | |
1298 | free_netdev(dev); | |
1299 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; | |
1300 | ||
1301 | return NULL; | |
1302 | } | |
1303 | EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); | |
1304 | ||
1305 | /* | |
1306 | * del_virtual_intf: remove the virtual interface determined by dev | |
1307 | */ | |
1308 | int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev) | |
1309 | { | |
f540f9f3 | 1310 | struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
93a1df48 YAP |
1311 | |
1312 | #ifdef CONFIG_DEBUG_FS | |
1313 | mwifiex_dev_debugfs_remove(priv); | |
1314 | #endif | |
1315 | ||
1316 | if (!netif_queue_stopped(priv->netdev)) | |
1317 | netif_stop_queue(priv->netdev); | |
1318 | ||
1319 | if (netif_carrier_ok(priv->netdev)) | |
1320 | netif_carrier_off(priv->netdev); | |
1321 | ||
1322 | if (dev->reg_state == NETREG_REGISTERED) | |
1323 | unregister_netdevice(dev); | |
1324 | ||
1325 | if (dev->reg_state == NETREG_UNREGISTERED) | |
1326 | free_netdev(dev); | |
1327 | ||
1328 | /* Clear the priv in adapter */ | |
1329 | priv->netdev = NULL; | |
1330 | ||
1331 | priv->media_connected = false; | |
1332 | ||
93a1df48 YAP |
1333 | priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
1334 | ||
1335 | return 0; | |
1336 | } | |
1337 | EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); | |
1338 | ||
5e6e3a92 BZ |
1339 | /* station cfg80211 operations */ |
1340 | static struct cfg80211_ops mwifiex_cfg80211_ops = { | |
93a1df48 YAP |
1341 | .add_virtual_intf = mwifiex_add_virtual_intf, |
1342 | .del_virtual_intf = mwifiex_del_virtual_intf, | |
5e6e3a92 BZ |
1343 | .change_virtual_intf = mwifiex_cfg80211_change_virtual_intf, |
1344 | .scan = mwifiex_cfg80211_scan, | |
1345 | .connect = mwifiex_cfg80211_connect, | |
1346 | .disconnect = mwifiex_cfg80211_disconnect, | |
1347 | .get_station = mwifiex_cfg80211_get_station, | |
1348 | .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, | |
1349 | .set_channel = mwifiex_cfg80211_set_channel, | |
1350 | .join_ibss = mwifiex_cfg80211_join_ibss, | |
1351 | .leave_ibss = mwifiex_cfg80211_leave_ibss, | |
1352 | .add_key = mwifiex_cfg80211_add_key, | |
1353 | .del_key = mwifiex_cfg80211_del_key, | |
1354 | .set_default_key = mwifiex_cfg80211_set_default_key, | |
1355 | .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, | |
1356 | .set_tx_power = mwifiex_cfg80211_set_tx_power, | |
5d82c53a | 1357 | .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, |
5e6e3a92 BZ |
1358 | }; |
1359 | ||
1360 | /* | |
1361 | * This function registers the device with CFG802.11 subsystem. | |
1362 | * | |
1363 | * The function creates the wireless device/wiphy, populates it with | |
1364 | * default parameters and handler function pointers, and finally | |
1365 | * registers the device. | |
1366 | */ | |
93a1df48 | 1367 | int mwifiex_register_cfg80211(struct mwifiex_private *priv) |
5e6e3a92 | 1368 | { |
270e58e8 YAP |
1369 | int ret; |
1370 | void *wdev_priv; | |
5e6e3a92 BZ |
1371 | struct wireless_dev *wdev; |
1372 | ||
1373 | wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); | |
1374 | if (!wdev) { | |
1375 | dev_err(priv->adapter->dev, "%s: allocating wireless device\n", | |
1376 | __func__); | |
1377 | return -ENOMEM; | |
1378 | } | |
1379 | wdev->wiphy = | |
1380 | wiphy_new(&mwifiex_cfg80211_ops, | |
1381 | sizeof(struct mwifiex_private *)); | |
b53575ec CF |
1382 | if (!wdev->wiphy) { |
1383 | kfree(wdev); | |
5e6e3a92 | 1384 | return -ENOMEM; |
b53575ec | 1385 | } |
5e6e3a92 BZ |
1386 | wdev->iftype = NL80211_IFTYPE_STATION; |
1387 | wdev->wiphy->max_scan_ssids = 10; | |
1388 | wdev->wiphy->interface_modes = | |
1389 | BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); | |
adc89595 | 1390 | |
5e6e3a92 | 1391 | wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; |
adc89595 AK |
1392 | mwifiex_setup_ht_caps( |
1393 | &wdev->wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); | |
1394 | ||
1395 | if (priv->adapter->config_bands & BAND_A) { | |
1396 | wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; | |
1397 | mwifiex_setup_ht_caps( | |
1398 | &wdev->wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); | |
1399 | } else { | |
1400 | wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; | |
1401 | } | |
5e6e3a92 BZ |
1402 | |
1403 | /* Initialize cipher suits */ | |
1404 | wdev->wiphy->cipher_suites = mwifiex_cipher_suites; | |
1405 | wdev->wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); | |
1406 | ||
93a1df48 | 1407 | memcpy(wdev->wiphy->perm_addr, priv->curr_addr, ETH_ALEN); |
5e6e3a92 BZ |
1408 | wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
1409 | ||
5116f3ce AK |
1410 | /* Reserve space for bss band information */ |
1411 | wdev->wiphy->bss_priv_size = sizeof(u8); | |
1412 | ||
5e6e3a92 BZ |
1413 | wdev->wiphy->reg_notifier = mwifiex_reg_notifier; |
1414 | ||
1415 | /* Set struct mwifiex_private pointer in wiphy_priv */ | |
1416 | wdev_priv = wiphy_priv(wdev->wiphy); | |
1417 | ||
1418 | *(unsigned long *) wdev_priv = (unsigned long) priv; | |
1419 | ||
a7b21165 YAP |
1420 | set_wiphy_dev(wdev->wiphy, (struct device *) priv->adapter->dev); |
1421 | ||
5e6e3a92 BZ |
1422 | ret = wiphy_register(wdev->wiphy); |
1423 | if (ret < 0) { | |
1424 | dev_err(priv->adapter->dev, "%s: registering cfg80211 device\n", | |
1425 | __func__); | |
1426 | wiphy_free(wdev->wiphy); | |
b53575ec | 1427 | kfree(wdev); |
5e6e3a92 BZ |
1428 | return ret; |
1429 | } else { | |
1430 | dev_dbg(priv->adapter->dev, | |
1431 | "info: successfully registered wiphy device\n"); | |
1432 | } | |
1433 | ||
5e6e3a92 BZ |
1434 | priv->wdev = wdev; |
1435 | ||
5e6e3a92 BZ |
1436 | return ret; |
1437 | } |