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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: functions for station ioctl | |
3 | * | |
65da33f5 | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
5e6e3a92 BZ |
5 | * |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #include "decl.h" | |
21 | #include "ioctl.h" | |
22 | #include "util.h" | |
23 | #include "fw.h" | |
24 | #include "main.h" | |
25 | #include "wmm.h" | |
26 | #include "11n.h" | |
27 | #include "cfg80211.h" | |
28 | ||
ef0a68a8 | 29 | static int disconnect_on_suspend; |
22c22d27 AK |
30 | module_param(disconnect_on_suspend, int, 0644); |
31 | ||
5e6e3a92 BZ |
32 | /* |
33 | * Copies the multicast address list from device to driver. | |
34 | * | |
35 | * This function does not validate the destination memory for | |
36 | * size, and the calling function must ensure enough memory is | |
37 | * available. | |
38 | */ | |
600f5d90 AK |
39 | int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, |
40 | struct net_device *dev) | |
5e6e3a92 BZ |
41 | { |
42 | int i = 0; | |
43 | struct netdev_hw_addr *ha; | |
44 | ||
45 | netdev_for_each_mc_addr(ha, dev) | |
46 | memcpy(&mlist->mac_list[i++], ha->addr, ETH_ALEN); | |
47 | ||
48 | return i; | |
49 | } | |
50 | ||
5e6e3a92 BZ |
51 | /* |
52 | * Wait queue completion handler. | |
53 | * | |
600f5d90 AK |
54 | * This function waits on a cmd wait queue. It also cancels the pending |
55 | * request after waking up, in case of errors. | |
5e6e3a92 | 56 | */ |
00d7ea11 AK |
57 | int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, |
58 | struct cmd_ctrl_node *cmd_queued) | |
5e6e3a92 | 59 | { |
b7097eb7 | 60 | int status; |
b015dbc0 | 61 | |
600f5d90 | 62 | /* Wait for completion */ |
f8d2b920 AK |
63 | status = wait_event_interruptible_timeout(adapter->cmd_wait_q.wait, |
64 | *(cmd_queued->condition), | |
65 | (12 * HZ)); | |
66 | if (status <= 0) { | |
4e0ff946 DT |
67 | if (status == 0) |
68 | status = -ETIMEDOUT; | |
c5bc15fc AF |
69 | mwifiex_dbg(adapter, ERROR, "cmd_wait_q terminated: %d\n", |
70 | status); | |
3d026d09 | 71 | mwifiex_cancel_all_pending_cmd(adapter); |
9c969d8c | 72 | return status; |
5e6e3a92 | 73 | } |
b7097eb7 AK |
74 | |
75 | status = adapter->cmd_wait_q.status; | |
600f5d90 | 76 | adapter->cmd_wait_q.status = 0; |
5e6e3a92 | 77 | |
5e6e3a92 BZ |
78 | return status; |
79 | } | |
80 | ||
81 | /* | |
5e6e3a92 BZ |
82 | * This function prepares the correct firmware command and |
83 | * issues it to set the multicast list. | |
84 | * | |
85 | * This function can be used to enable promiscuous mode, or enable all | |
86 | * multicast packets, or to enable selective multicast. | |
87 | */ | |
600f5d90 AK |
88 | int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, |
89 | struct mwifiex_multicast_list *mcast_list) | |
5e6e3a92 BZ |
90 | { |
91 | int ret = 0; | |
92 | u16 old_pkt_filter; | |
93 | ||
94 | old_pkt_filter = priv->curr_pkt_filter; | |
5e6e3a92 BZ |
95 | |
96 | if (mcast_list->mode == MWIFIEX_PROMISC_MODE) { | |
acebe8c1 ZL |
97 | mwifiex_dbg(priv->adapter, INFO, |
98 | "info: Enable Promiscuous mode\n"); | |
5e6e3a92 BZ |
99 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; |
100 | priv->curr_pkt_filter &= | |
101 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
102 | } else { | |
103 | /* Multicast */ | |
104 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; | |
ccd384b1 | 105 | if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) { |
acebe8c1 ZL |
106 | mwifiex_dbg(priv->adapter, INFO, |
107 | "info: Enabling All Multicast!\n"); | |
5e6e3a92 BZ |
108 | priv->curr_pkt_filter |= |
109 | HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
110 | } else { | |
111 | priv->curr_pkt_filter &= | |
112 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
acebe8c1 ZL |
113 | mwifiex_dbg(priv->adapter, INFO, |
114 | "info: Set multicast list=%d\n", | |
115 | mcast_list->num_multicast_addr); | |
6390d885 | 116 | /* Send multicast addresses to firmware */ |
fa0ecbb9 BZ |
117 | ret = mwifiex_send_cmd(priv, |
118 | HostCmd_CMD_MAC_MULTICAST_ADR, | |
119 | HostCmd_ACT_GEN_SET, 0, | |
120 | mcast_list, false); | |
5e6e3a92 BZ |
121 | } |
122 | } | |
acebe8c1 ZL |
123 | mwifiex_dbg(priv->adapter, INFO, |
124 | "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n", | |
125 | old_pkt_filter, priv->curr_pkt_filter); | |
5e6e3a92 | 126 | if (old_pkt_filter != priv->curr_pkt_filter) { |
fa0ecbb9 BZ |
127 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
128 | HostCmd_ACT_GEN_SET, | |
129 | 0, &priv->curr_pkt_filter, false); | |
5e6e3a92 BZ |
130 | } |
131 | ||
132 | return ret; | |
133 | } | |
134 | ||
7c6fa2a8 AK |
135 | /* |
136 | * This function fills bss descriptor structure using provided | |
137 | * information. | |
d837a2ae BZ |
138 | * beacon_ie buffer is allocated in this function. It is caller's |
139 | * responsibility to free the memory. | |
7c6fa2a8 AK |
140 | */ |
141 | int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, | |
9558a407 | 142 | struct cfg80211_bss *bss, |
7c6fa2a8 AK |
143 | struct mwifiex_bssdescriptor *bss_desc) |
144 | { | |
9558a407 | 145 | u8 *beacon_ie; |
403e1673 | 146 | size_t beacon_ie_len; |
b5abcf02 | 147 | struct mwifiex_bss_priv *bss_priv = (void *)bss->priv; |
9caf0364 | 148 | const struct cfg80211_bss_ies *ies; |
bcc920e8 | 149 | int ret; |
9caf0364 JB |
150 | |
151 | rcu_read_lock(); | |
152 | ies = rcu_dereference(bss->ies); | |
9caf0364 JB |
153 | beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC); |
154 | beacon_ie_len = ies->len; | |
8cef2c9d | 155 | bss_desc->timestamp = ies->tsf; |
9caf0364 | 156 | rcu_read_unlock(); |
7c6fa2a8 | 157 | |
9558a407 | 158 | if (!beacon_ie) { |
acebe8c1 ZL |
159 | mwifiex_dbg(priv->adapter, ERROR, |
160 | " failed to alloc beacon_ie\n"); | |
9558a407 AK |
161 | return -ENOMEM; |
162 | } | |
163 | ||
164 | memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN); | |
165 | bss_desc->rssi = bss->signal; | |
d837a2ae | 166 | /* The caller of this function will free beacon_ie */ |
9558a407 | 167 | bss_desc->beacon_buf = beacon_ie; |
904f137d | 168 | bss_desc->beacon_buf_size = beacon_ie_len; |
9558a407 AK |
169 | bss_desc->beacon_period = bss->beacon_interval; |
170 | bss_desc->cap_info_bitmap = bss->capability; | |
b5abcf02 AK |
171 | bss_desc->bss_band = bss_priv->band; |
172 | bss_desc->fw_tsf = bss_priv->fw_tsf; | |
7c6fa2a8 | 173 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) { |
acebe8c1 ZL |
174 | mwifiex_dbg(priv->adapter, INFO, |
175 | "info: InterpretIE: AP WEP enabled\n"); | |
7c6fa2a8 AK |
176 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP; |
177 | } else { | |
178 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL; | |
179 | } | |
180 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_IBSS) | |
181 | bss_desc->bss_mode = NL80211_IFTYPE_ADHOC; | |
182 | else | |
183 | bss_desc->bss_mode = NL80211_IFTYPE_STATION; | |
184 | ||
c43933e6 BZ |
185 | /* Disable 11ac by default. Enable it only where there |
186 | * exist VHT_CAP IE in AP beacon | |
187 | */ | |
188 | bss_desc->disable_11ac = true; | |
189 | ||
2a7305c8 AK |
190 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT) |
191 | bss_desc->sensed_11h = true; | |
192 | ||
bcc920e8 AK |
193 | ret = mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc); |
194 | if (ret) | |
195 | return ret; | |
196 | ||
197 | /* Update HT40 capability based on current channel information */ | |
198 | if (bss_desc->bcn_ht_oper && bss_desc->bcn_ht_cap) { | |
199 | u8 ht_param = bss_desc->bcn_ht_oper->ht_param; | |
200 | u8 radio = mwifiex_band_to_radio_type(bss_desc->bss_band); | |
201 | struct ieee80211_supported_band *sband = | |
202 | priv->wdev.wiphy->bands[radio]; | |
203 | int freq = ieee80211_channel_to_frequency(bss_desc->channel, | |
204 | radio); | |
205 | struct ieee80211_channel *chan = | |
206 | ieee80211_get_channel(priv->adapter->wiphy, freq); | |
207 | ||
208 | switch (ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) { | |
209 | case IEEE80211_HT_PARAM_CHA_SEC_ABOVE: | |
210 | if (chan->flags & IEEE80211_CHAN_NO_HT40PLUS) { | |
211 | sband->ht_cap.cap &= | |
212 | ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
213 | sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SGI_40; | |
214 | } else { | |
215 | sband->ht_cap.cap |= | |
216 | IEEE80211_HT_CAP_SUP_WIDTH_20_40 | | |
217 | IEEE80211_HT_CAP_SGI_40; | |
218 | } | |
219 | break; | |
220 | case IEEE80211_HT_PARAM_CHA_SEC_BELOW: | |
221 | if (chan->flags & IEEE80211_CHAN_NO_HT40MINUS) { | |
222 | sband->ht_cap.cap &= | |
223 | ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
224 | sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SGI_40; | |
225 | } else { | |
226 | sband->ht_cap.cap |= | |
227 | IEEE80211_HT_CAP_SUP_WIDTH_20_40 | | |
228 | IEEE80211_HT_CAP_SGI_40; | |
229 | } | |
230 | break; | |
231 | } | |
232 | } | |
233 | ||
234 | return 0; | |
7c6fa2a8 AK |
235 | } |
236 | ||
b58df446 BZ |
237 | void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv) |
238 | { | |
239 | if (priv->adapter->dt_node) { | |
240 | char txpwr[] = {"marvell,00_txpwrlimit"}; | |
241 | ||
242 | memcpy(&txpwr[8], priv->adapter->country_code, 2); | |
243 | mwifiex_dnld_dt_cfgdata(priv, priv->adapter->dt_node, txpwr); | |
244 | } | |
245 | } | |
246 | ||
e89e2da2 AK |
247 | static int mwifiex_process_country_ie(struct mwifiex_private *priv, |
248 | struct cfg80211_bss *bss) | |
249 | { | |
9caf0364 JB |
250 | const u8 *country_ie; |
251 | u8 country_ie_len; | |
e89e2da2 AK |
252 | struct mwifiex_802_11d_domain_reg *domain_info = |
253 | &priv->adapter->domain_reg; | |
254 | ||
9caf0364 JB |
255 | rcu_read_lock(); |
256 | country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); | |
257 | if (!country_ie) { | |
258 | rcu_read_unlock(); | |
e89e2da2 | 259 | return 0; |
9caf0364 | 260 | } |
e89e2da2 AK |
261 | |
262 | country_ie_len = country_ie[1]; | |
9caf0364 JB |
263 | if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) { |
264 | rcu_read_unlock(); | |
e89e2da2 | 265 | return 0; |
9caf0364 | 266 | } |
e89e2da2 | 267 | |
dd4a9ac0 BZ |
268 | if (!strncmp(priv->adapter->country_code, &country_ie[2], 2)) { |
269 | rcu_read_unlock(); | |
acebe8c1 ZL |
270 | mwifiex_dbg(priv->adapter, INFO, |
271 | "11D: skip setting domain info in FW\n"); | |
dd4a9ac0 BZ |
272 | return 0; |
273 | } | |
8384e788 WH |
274 | |
275 | if (country_ie_len > | |
276 | (IEEE80211_COUNTRY_STRING_LEN + MWIFIEX_MAX_TRIPLET_802_11D)) { | |
7cd74622 | 277 | rcu_read_unlock(); |
8384e788 WH |
278 | mwifiex_dbg(priv->adapter, ERROR, |
279 | "11D: country_ie_len overflow!, deauth AP\n"); | |
280 | return -EINVAL; | |
281 | } | |
dd4a9ac0 BZ |
282 | memcpy(priv->adapter->country_code, &country_ie[2], 2); |
283 | ||
e89e2da2 AK |
284 | domain_info->country_code[0] = country_ie[2]; |
285 | domain_info->country_code[1] = country_ie[3]; | |
286 | domain_info->country_code[2] = ' '; | |
287 | ||
288 | country_ie_len -= IEEE80211_COUNTRY_STRING_LEN; | |
289 | ||
290 | domain_info->no_of_triplet = | |
291 | country_ie_len / sizeof(struct ieee80211_country_ie_triplet); | |
292 | ||
293 | memcpy((u8 *)domain_info->triplet, | |
294 | &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len); | |
295 | ||
9caf0364 JB |
296 | rcu_read_unlock(); |
297 | ||
fa0ecbb9 BZ |
298 | if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
299 | HostCmd_ACT_GEN_SET, 0, NULL, false)) { | |
acebe8c1 ZL |
300 | mwifiex_dbg(priv->adapter, ERROR, |
301 | "11D: setting domain info in FW fail\n"); | |
e89e2da2 AK |
302 | return -1; |
303 | } | |
304 | ||
b58df446 | 305 | mwifiex_dnld_txpwr_table(priv); |
82efa16a | 306 | |
e89e2da2 AK |
307 | return 0; |
308 | } | |
309 | ||
5e6e3a92 | 310 | /* |
5e6e3a92 BZ |
311 | * In Ad-Hoc mode, the IBSS is created if not found in scan list. |
312 | * In both Ad-Hoc and infra mode, an deauthentication is performed | |
313 | * first. | |
314 | */ | |
7c6fa2a8 | 315 | int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, |
b9be5f39 | 316 | struct cfg80211_ssid *req_ssid) |
5e6e3a92 | 317 | { |
270e58e8 | 318 | int ret; |
5e6e3a92 | 319 | struct mwifiex_adapter *adapter = priv->adapter; |
7c6fa2a8 | 320 | struct mwifiex_bssdescriptor *bss_desc = NULL; |
5e6e3a92 BZ |
321 | |
322 | priv->scan_block = false; | |
7c6fa2a8 AK |
323 | |
324 | if (bss) { | |
8384e788 WH |
325 | if (adapter->region_code == 0x00 && |
326 | mwifiex_process_country_ie(priv, bss)) | |
327 | return -EINVAL; | |
e89e2da2 | 328 | |
7c6fa2a8 AK |
329 | /* Allocate and fill new bss descriptor */ |
330 | bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), | |
0d2e7a5c JP |
331 | GFP_KERNEL); |
332 | if (!bss_desc) | |
7c6fa2a8 | 333 | return -ENOMEM; |
5982b47a | 334 | |
9558a407 | 335 | ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); |
7c6fa2a8 AK |
336 | if (ret) |
337 | goto done; | |
338 | } | |
5e6e3a92 | 339 | |
6621fe18 SP |
340 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
341 | priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { | |
f2bbb077 AK |
342 | u8 config_bands; |
343 | ||
f2bbb077 AK |
344 | if (!bss_desc) |
345 | return -1; | |
d7b9c520 | 346 | |
f2bbb077 | 347 | if (mwifiex_band_to_radio_type(bss_desc->bss_band) == |
a659c430 | 348 | HostCmd_SCAN_RADIO_TYPE_BG) { |
f25b1431 | 349 | config_bands = BAND_B | BAND_G | BAND_GN; |
a659c430 XH |
350 | } else { |
351 | config_bands = BAND_A | BAND_AN; | |
352 | if (adapter->fw_bands & BAND_AAC) | |
353 | config_bands |= BAND_AAC; | |
354 | } | |
d7b9c520 | 355 | |
f2bbb077 AK |
356 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) |
357 | adapter->config_bands = config_bands; | |
d7b9c520 | 358 | |
7c6fa2a8 AK |
359 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
360 | if (ret) | |
361 | goto done; | |
5e6e3a92 | 362 | |
b887664d AK |
363 | if (mwifiex_11h_get_csa_closed_channel(priv) == |
364 | (u8)bss_desc->channel) { | |
acebe8c1 ZL |
365 | mwifiex_dbg(adapter, ERROR, |
366 | "Attempt to reconnect on csa closed chan(%d)\n", | |
367 | bss_desc->channel); | |
a6139b62 | 368 | ret = -1; |
b887664d AK |
369 | goto done; |
370 | } | |
371 | ||
acebe8c1 ZL |
372 | mwifiex_dbg(adapter, INFO, |
373 | "info: SSID found in scan list ...\t" | |
374 | "associating...\n"); | |
7c6fa2a8 | 375 | |
47411a06 | 376 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
377 | if (netif_carrier_ok(priv->netdev)) |
378 | netif_carrier_off(priv->netdev); | |
5e6e3a92 BZ |
379 | |
380 | /* Clear any past association response stored for | |
381 | * application retrieval */ | |
382 | priv->assoc_rsp_size = 0; | |
7c6fa2a8 | 383 | ret = mwifiex_associate(priv, bss_desc); |
a0f6d6ca AK |
384 | |
385 | /* If auth type is auto and association fails using open mode, | |
386 | * try to connect using shared mode */ | |
387 | if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && | |
388 | priv->sec_info.is_authtype_auto && | |
389 | priv->sec_info.wep_enabled) { | |
390 | priv->sec_info.authentication_mode = | |
391 | NL80211_AUTHTYPE_SHARED_KEY; | |
392 | ret = mwifiex_associate(priv, bss_desc); | |
393 | } | |
394 | ||
7c6fa2a8 | 395 | if (bss) |
5b112d3d | 396 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
5e6e3a92 BZ |
397 | } else { |
398 | /* Adhoc mode */ | |
399 | /* If the requested SSID matches current SSID, return */ | |
7c6fa2a8 | 400 | if (bss_desc && bss_desc->ssid.ssid_len && |
500f747c YAP |
401 | (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. |
402 | ssid, &bss_desc->ssid))) { | |
517543fd UR |
403 | ret = 0; |
404 | goto done; | |
7c6fa2a8 | 405 | } |
5e6e3a92 | 406 | |
5e6e3a92 BZ |
407 | priv->adhoc_is_link_sensed = false; |
408 | ||
7c6fa2a8 AK |
409 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
410 | ||
47411a06 | 411 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
412 | if (netif_carrier_ok(priv->netdev)) |
413 | netif_carrier_off(priv->netdev); | |
7c6fa2a8 AK |
414 | |
415 | if (!ret) { | |
acebe8c1 ZL |
416 | mwifiex_dbg(adapter, INFO, |
417 | "info: network found in scan\t" | |
418 | " list. Joining...\n"); | |
7c6fa2a8 AK |
419 | ret = mwifiex_adhoc_join(priv, bss_desc); |
420 | if (bss) | |
5b112d3d | 421 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
636c4598 | 422 | } else { |
acebe8c1 ZL |
423 | mwifiex_dbg(adapter, INFO, |
424 | "info: Network not found in\t" | |
425 | "the list, creating adhoc with ssid = %s\n", | |
426 | req_ssid->ssid); | |
7c6fa2a8 | 427 | ret = mwifiex_adhoc_start(priv, req_ssid); |
5e6e3a92 BZ |
428 | } |
429 | } | |
430 | ||
7c6fa2a8 | 431 | done: |
d837a2ae BZ |
432 | /* beacon_ie buffer was allocated in function |
433 | * mwifiex_fill_new_bss_desc(). Free it now. | |
434 | */ | |
435 | if (bss_desc) | |
436 | kfree(bss_desc->beacon_buf); | |
7c6fa2a8 | 437 | kfree(bss_desc); |
4699fc3f GB |
438 | |
439 | if (ret < 0) | |
440 | priv->attempted_bss_desc = NULL; | |
441 | ||
5e6e3a92 BZ |
442 | return ret; |
443 | } | |
444 | ||
5e6e3a92 BZ |
445 | /* |
446 | * IOCTL request handler to set host sleep configuration. | |
447 | * | |
448 | * This function prepares the correct firmware command and | |
449 | * issues it. | |
450 | */ | |
937a5045 XH |
451 | int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, |
452 | int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg) | |
600f5d90 | 453 | |
5e6e3a92 BZ |
454 | { |
455 | struct mwifiex_adapter *adapter = priv->adapter; | |
456 | int status = 0; | |
457 | u32 prev_cond = 0; | |
458 | ||
600f5d90 AK |
459 | if (!hs_cfg) |
460 | return -ENOMEM; | |
461 | ||
5e6e3a92 BZ |
462 | switch (action) { |
463 | case HostCmd_ACT_GEN_SET: | |
464 | if (adapter->pps_uapsd_mode) { | |
acebe8c1 ZL |
465 | mwifiex_dbg(adapter, INFO, |
466 | "info: Host Sleep IOCTL\t" | |
467 | "is blocked in UAPSD/PPS mode\n"); | |
5e6e3a92 BZ |
468 | status = -1; |
469 | break; | |
470 | } | |
471 | if (hs_cfg->is_invoke_hostcmd) { | |
cc0b5a64 | 472 | if (hs_cfg->conditions == HS_CFG_CANCEL) { |
5e6e3a92 BZ |
473 | if (!adapter->is_hs_configured) |
474 | /* Already cancelled */ | |
475 | break; | |
476 | /* Save previous condition */ | |
477 | prev_cond = le32_to_cpu(adapter->hs_cfg | |
478 | .conditions); | |
479 | adapter->hs_cfg.conditions = | |
480 | cpu_to_le32(hs_cfg->conditions); | |
481 | } else if (hs_cfg->conditions) { | |
482 | adapter->hs_cfg.conditions = | |
483 | cpu_to_le32(hs_cfg->conditions); | |
484 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; | |
485 | if (hs_cfg->gap) | |
486 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
cc0b5a64 AK |
487 | } else if (adapter->hs_cfg.conditions == |
488 | cpu_to_le32(HS_CFG_CANCEL)) { | |
5e6e3a92 BZ |
489 | /* Return failure if no parameters for HS |
490 | enable */ | |
491 | status = -1; | |
492 | break; | |
493 | } | |
fa0ecbb9 BZ |
494 | |
495 | status = mwifiex_send_cmd(priv, | |
496 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
497 | HostCmd_ACT_GEN_SET, 0, | |
498 | &adapter->hs_cfg, | |
499 | cmd_type == MWIFIEX_SYNC_CMD); | |
500 | ||
cc0b5a64 | 501 | if (hs_cfg->conditions == HS_CFG_CANCEL) |
5e6e3a92 BZ |
502 | /* Restore previous condition */ |
503 | adapter->hs_cfg.conditions = | |
504 | cpu_to_le32(prev_cond); | |
505 | } else { | |
506 | adapter->hs_cfg.conditions = | |
500f747c | 507 | cpu_to_le32(hs_cfg->conditions); |
5e6e3a92 BZ |
508 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; |
509 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
510 | } | |
511 | break; | |
512 | case HostCmd_ACT_GEN_GET: | |
513 | hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions); | |
514 | hs_cfg->gpio = adapter->hs_cfg.gpio; | |
515 | hs_cfg->gap = adapter->hs_cfg.gap; | |
516 | break; | |
517 | default: | |
518 | status = -1; | |
519 | break; | |
520 | } | |
521 | ||
522 | return status; | |
523 | } | |
524 | ||
5e6e3a92 BZ |
525 | /* |
526 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
527 | * | |
528 | * This function allocates the IOCTL request buffer, fills it | |
529 | * with requisite parameters and calls the IOCTL handler. | |
530 | */ | |
600f5d90 | 531 | int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) |
5e6e3a92 | 532 | { |
5e6e3a92 BZ |
533 | struct mwifiex_ds_hs_cfg hscfg; |
534 | ||
cc0b5a64 | 535 | hscfg.conditions = HS_CFG_CANCEL; |
5e6e3a92 | 536 | hscfg.is_invoke_hostcmd = true; |
5e6e3a92 | 537 | |
636c4598 YAP |
538 | return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, |
539 | cmd_type, &hscfg); | |
5e6e3a92 BZ |
540 | } |
541 | EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); | |
542 | ||
543 | /* | |
544 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
545 | * | |
546 | * This function allocates the IOCTL request buffer, fills it | |
547 | * with requisite parameters and calls the IOCTL handler. | |
548 | */ | |
549 | int mwifiex_enable_hs(struct mwifiex_adapter *adapter) | |
550 | { | |
551 | struct mwifiex_ds_hs_cfg hscfg; | |
22c22d27 AK |
552 | struct mwifiex_private *priv; |
553 | int i; | |
554 | ||
555 | if (disconnect_on_suspend) { | |
556 | for (i = 0; i < adapter->priv_num; i++) { | |
557 | priv = adapter->priv[i]; | |
558 | if (priv) | |
559 | mwifiex_deauthenticate(priv, NULL); | |
560 | } | |
561 | } | |
5e6e3a92 | 562 | |
0c9b7f22 | 563 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); |
7d7f07d8 | 564 | |
0c9b7f22 | 565 | if (priv && priv->sched_scanning) { |
7d7f07d8 | 566 | #ifdef CONFIG_PM |
a5c92f0b WNH |
567 | if (priv->wdev.wiphy->wowlan_config && |
568 | !priv->wdev.wiphy->wowlan_config->nd_config) { | |
7d7f07d8 | 569 | #endif |
570 | mwifiex_dbg(adapter, CMD, "aborting bgscan!\n"); | |
571 | mwifiex_stop_bg_scan(priv); | |
b34939b9 | 572 | cfg80211_sched_scan_stopped(priv->wdev.wiphy, 0); |
7d7f07d8 | 573 | #ifdef CONFIG_PM |
574 | } | |
575 | #endif | |
0c9b7f22 XH |
576 | } |
577 | ||
5e6e3a92 | 578 | if (adapter->hs_activated) { |
acebe8c1 ZL |
579 | mwifiex_dbg(adapter, CMD, |
580 | "cmd: HS Already activated\n"); | |
5e6e3a92 BZ |
581 | return true; |
582 | } | |
583 | ||
5e6e3a92 BZ |
584 | adapter->hs_activate_wait_q_woken = false; |
585 | ||
6a162200 | 586 | memset(&hscfg, 0, sizeof(hscfg)); |
5e6e3a92 BZ |
587 | hscfg.is_invoke_hostcmd = true; |
588 | ||
c0dbba66 AK |
589 | adapter->hs_enabling = true; |
590 | mwifiex_cancel_all_pending_cmd(adapter); | |
591 | ||
5e6e3a92 | 592 | if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, |
500f747c | 593 | MWIFIEX_BSS_ROLE_STA), |
600f5d90 AK |
594 | HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, |
595 | &hscfg)) { | |
acebe8c1 ZL |
596 | mwifiex_dbg(adapter, ERROR, |
597 | "IOCTL request HS enable failed\n"); | |
5e6e3a92 BZ |
598 | return false; |
599 | } | |
600 | ||
52250cbe AK |
601 | if (wait_event_interruptible_timeout(adapter->hs_activate_wait_q, |
602 | adapter->hs_activate_wait_q_woken, | |
603 | (10 * HZ)) <= 0) { | |
acebe8c1 ZL |
604 | mwifiex_dbg(adapter, ERROR, |
605 | "hs_activate_wait_q terminated\n"); | |
9c969d8c BZ |
606 | return false; |
607 | } | |
5e6e3a92 BZ |
608 | |
609 | return true; | |
610 | } | |
611 | EXPORT_SYMBOL_GPL(mwifiex_enable_hs); | |
612 | ||
b6e32028 WJS |
613 | int mwifiex_set_led(struct mwifiex_adapter *adapter, int on) |
614 | { | |
615 | struct mwifiex_private *priv; | |
616 | struct mwifiex_led_param ledcfg; | |
617 | ||
618 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); | |
619 | if (!priv->is_edge_gateway) | |
620 | return -ENODEV; | |
621 | ||
622 | memset(&ledcfg, 0, sizeof(struct mwifiex_led_param)); | |
623 | ledcfg.on = cpu_to_le16(on); | |
624 | ||
625 | return mwifiex_send_cmd(priv, | |
626 | HostCmd_CMD_802_11_LED_CONTROL, | |
627 | HostCmd_ACT_GEN_SET, 0, | |
628 | &ledcfg, true); | |
629 | } | |
630 | ||
5e6e3a92 BZ |
631 | /* |
632 | * IOCTL request handler to get BSS information. | |
633 | * | |
634 | * This function collates the information from different driver structures | |
635 | * to send to the user. | |
636 | */ | |
637 | int mwifiex_get_bss_info(struct mwifiex_private *priv, | |
638 | struct mwifiex_bss_info *info) | |
639 | { | |
640 | struct mwifiex_adapter *adapter = priv->adapter; | |
641 | struct mwifiex_bssdescriptor *bss_desc; | |
5e6e3a92 BZ |
642 | |
643 | if (!info) | |
644 | return -1; | |
645 | ||
5e6e3a92 BZ |
646 | bss_desc = &priv->curr_bss_params.bss_descriptor; |
647 | ||
5e6e3a92 BZ |
648 | info->bss_mode = priv->bss_mode; |
649 | ||
b9be5f39 | 650 | memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); |
5e6e3a92 | 651 | |
5e6e3a92 BZ |
652 | memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); |
653 | ||
5e6e3a92 BZ |
654 | info->bss_chan = bss_desc->channel; |
655 | ||
67fdf39e | 656 | memcpy(info->country_code, adapter->country_code, |
5e218b7a | 657 | IEEE80211_COUNTRY_STRING_LEN); |
5e6e3a92 | 658 | |
5e6e3a92 BZ |
659 | info->media_connected = priv->media_connected; |
660 | ||
5e6e3a92 BZ |
661 | info->max_power_level = priv->max_tx_power_level; |
662 | info->min_power_level = priv->min_tx_power_level; | |
663 | ||
5e6e3a92 BZ |
664 | info->adhoc_state = priv->adhoc_state; |
665 | ||
5e6e3a92 BZ |
666 | info->bcn_nf_last = priv->bcn_nf_last; |
667 | ||
5eb02e44 | 668 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
669 | info->wep_status = true; |
670 | else | |
671 | info->wep_status = false; | |
672 | ||
673 | info->is_hs_configured = adapter->is_hs_configured; | |
674 | info->is_deep_sleep = adapter->is_deep_sleep; | |
675 | ||
676 | return 0; | |
677 | } | |
678 | ||
a0490936 AK |
679 | /* |
680 | * The function disables auto deep sleep mode. | |
681 | */ | |
682 | int mwifiex_disable_auto_ds(struct mwifiex_private *priv) | |
683 | { | |
9557d9f2 BN |
684 | struct mwifiex_ds_auto_ds auto_ds = { |
685 | .auto_ds = DEEP_SLEEP_OFF, | |
686 | }; | |
a0490936 | 687 | |
fa0ecbb9 BZ |
688 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
689 | DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true); | |
a0490936 AK |
690 | } |
691 | EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); | |
692 | ||
5e6e3a92 BZ |
693 | /* |
694 | * Sends IOCTL request to get the data rate. | |
695 | * | |
696 | * This function allocates the IOCTL request buffer, fills it | |
697 | * with requisite parameters and calls the IOCTL handler. | |
698 | */ | |
006606c0 | 699 | int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) |
5e6e3a92 | 700 | { |
270e58e8 | 701 | int ret; |
5e6e3a92 | 702 | |
fa0ecbb9 BZ |
703 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, |
704 | HostCmd_ACT_GEN_GET, 0, NULL, true); | |
5e6e3a92 | 705 | |
5e6e3a92 | 706 | if (!ret) { |
006606c0 AK |
707 | if (priv->is_data_rate_auto) |
708 | *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, | |
709 | priv->tx_htinfo); | |
49753128 | 710 | else |
006606c0 | 711 | *rate = priv->data_rate; |
5e6e3a92 BZ |
712 | } |
713 | ||
5e6e3a92 BZ |
714 | return ret; |
715 | } | |
716 | ||
717 | /* | |
718 | * IOCTL request handler to set tx power configuration. | |
719 | * | |
720 | * This function prepares the correct firmware command and | |
721 | * issues it. | |
722 | * | |
723 | * For non-auto power mode, all the following power groups are set - | |
724 | * - Modulation class HR/DSSS | |
725 | * - Modulation class OFDM | |
726 | * - Modulation class HTBW20 | |
727 | * - Modulation class HTBW40 | |
728 | */ | |
600f5d90 AK |
729 | int mwifiex_set_tx_power(struct mwifiex_private *priv, |
730 | struct mwifiex_power_cfg *power_cfg) | |
5e6e3a92 | 731 | { |
270e58e8 YAP |
732 | int ret; |
733 | struct host_cmd_ds_txpwr_cfg *txp_cfg; | |
734 | struct mwifiex_types_power_group *pg_tlv; | |
735 | struct mwifiex_power_group *pg; | |
736 | u8 *buf; | |
5e6e3a92 BZ |
737 | u16 dbm = 0; |
738 | ||
739 | if (!power_cfg->is_power_auto) { | |
740 | dbm = (u16) power_cfg->power_level; | |
741 | if ((dbm < priv->min_tx_power_level) || | |
742 | (dbm > priv->max_tx_power_level)) { | |
acebe8c1 ZL |
743 | mwifiex_dbg(priv->adapter, ERROR, |
744 | "txpower value %d dBm\t" | |
745 | "is out of range (%d dBm-%d dBm)\n", | |
746 | dbm, priv->min_tx_power_level, | |
747 | priv->max_tx_power_level); | |
5e6e3a92 BZ |
748 | return -1; |
749 | } | |
750 | } | |
751 | buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); | |
0d2e7a5c | 752 | if (!buf) |
b53575ec | 753 | return -ENOMEM; |
5e6e3a92 BZ |
754 | |
755 | txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; | |
756 | txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); | |
757 | if (!power_cfg->is_power_auto) { | |
916a4dd3 AB |
758 | u16 dbm_min = power_cfg->is_power_fixed ? |
759 | dbm : priv->min_tx_power_level; | |
760 | ||
5e6e3a92 | 761 | txp_cfg->mode = cpu_to_le32(1); |
500f747c YAP |
762 | pg_tlv = (struct mwifiex_types_power_group *) |
763 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
930fd35c AK |
764 | pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP); |
765 | pg_tlv->length = | |
766 | cpu_to_le16(4 * sizeof(struct mwifiex_power_group)); | |
500f747c YAP |
767 | pg = (struct mwifiex_power_group *) |
768 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg) | |
769 | + sizeof(struct mwifiex_types_power_group)); | |
5e6e3a92 BZ |
770 | /* Power group for modulation class HR/DSSS */ |
771 | pg->first_rate_code = 0x00; | |
772 | pg->last_rate_code = 0x03; | |
773 | pg->modulation_class = MOD_CLASS_HR_DSSS; | |
774 | pg->power_step = 0; | |
916a4dd3 | 775 | pg->power_min = (s8) dbm_min; |
5e6e3a92 BZ |
776 | pg->power_max = (s8) dbm; |
777 | pg++; | |
778 | /* Power group for modulation class OFDM */ | |
779 | pg->first_rate_code = 0x00; | |
780 | pg->last_rate_code = 0x07; | |
781 | pg->modulation_class = MOD_CLASS_OFDM; | |
782 | pg->power_step = 0; | |
916a4dd3 | 783 | pg->power_min = (s8) dbm_min; |
5e6e3a92 BZ |
784 | pg->power_max = (s8) dbm; |
785 | pg++; | |
786 | /* Power group for modulation class HTBW20 */ | |
787 | pg->first_rate_code = 0x00; | |
788 | pg->last_rate_code = 0x20; | |
789 | pg->modulation_class = MOD_CLASS_HT; | |
790 | pg->power_step = 0; | |
916a4dd3 | 791 | pg->power_min = (s8) dbm_min; |
5e6e3a92 BZ |
792 | pg->power_max = (s8) dbm; |
793 | pg->ht_bandwidth = HT_BW_20; | |
794 | pg++; | |
795 | /* Power group for modulation class HTBW40 */ | |
796 | pg->first_rate_code = 0x00; | |
797 | pg->last_rate_code = 0x20; | |
798 | pg->modulation_class = MOD_CLASS_HT; | |
799 | pg->power_step = 0; | |
916a4dd3 | 800 | pg->power_min = (s8) dbm_min; |
5e6e3a92 BZ |
801 | pg->power_max = (s8) dbm; |
802 | pg->ht_bandwidth = HT_BW_40; | |
803 | } | |
fa0ecbb9 BZ |
804 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_TXPWR_CFG, |
805 | HostCmd_ACT_GEN_SET, 0, buf, true); | |
5e6e3a92 | 806 | |
600f5d90 | 807 | kfree(buf); |
5e6e3a92 BZ |
808 | return ret; |
809 | } | |
810 | ||
811 | /* | |
812 | * IOCTL request handler to get power save mode. | |
813 | * | |
814 | * This function prepares the correct firmware command and | |
815 | * issues it. | |
816 | */ | |
600f5d90 | 817 | int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) |
5e6e3a92 | 818 | { |
270e58e8 | 819 | int ret; |
5e6e3a92 BZ |
820 | struct mwifiex_adapter *adapter = priv->adapter; |
821 | u16 sub_cmd; | |
822 | ||
600f5d90 AK |
823 | if (*ps_mode) |
824 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; | |
825 | else | |
826 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
827 | sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; | |
fa0ecbb9 BZ |
828 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
829 | sub_cmd, BITMAP_STA_PS, NULL, true); | |
600f5d90 | 830 | if ((!ret) && (sub_cmd == DIS_AUTO_PS)) |
fa0ecbb9 BZ |
831 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
832 | GET_PS, 0, NULL, false); | |
5e6e3a92 BZ |
833 | |
834 | return ret; | |
835 | } | |
836 | ||
837 | /* | |
838 | * IOCTL request handler to set/reset WPA IE. | |
839 | * | |
840 | * The supplied WPA IE is treated as a opaque buffer. Only the first field | |
841 | * is checked to determine WPA version. If buffer length is zero, the existing | |
842 | * WPA IE is reset. | |
843 | */ | |
9ddb378b XH |
844 | static int mwifiex_set_wpa_ie(struct mwifiex_private *priv, |
845 | u8 *ie_data_ptr, u16 ie_len) | |
5e6e3a92 BZ |
846 | { |
847 | if (ie_len) { | |
848 | if (ie_len > sizeof(priv->wpa_ie)) { | |
acebe8c1 ZL |
849 | mwifiex_dbg(priv->adapter, ERROR, |
850 | "failed to copy WPA IE, too big\n"); | |
5e6e3a92 BZ |
851 | return -1; |
852 | } | |
853 | memcpy(priv->wpa_ie, ie_data_ptr, ie_len); | |
1d8f5c13 | 854 | priv->wpa_ie_len = ie_len; |
acebe8c1 ZL |
855 | mwifiex_dbg(priv->adapter, CMD, |
856 | "cmd: Set Wpa_ie_len=%d IE=%#x\n", | |
857 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
5e6e3a92 | 858 | |
04b2312a | 859 | if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { |
5e6e3a92 BZ |
860 | priv->sec_info.wpa_enabled = true; |
861 | } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { | |
862 | priv->sec_info.wpa2_enabled = true; | |
863 | } else { | |
864 | priv->sec_info.wpa_enabled = false; | |
865 | priv->sec_info.wpa2_enabled = false; | |
866 | } | |
867 | } else { | |
868 | memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie)); | |
869 | priv->wpa_ie_len = 0; | |
acebe8c1 ZL |
870 | mwifiex_dbg(priv->adapter, INFO, |
871 | "info: reset wpa_ie_len=%d IE=%#x\n", | |
872 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
5e6e3a92 BZ |
873 | priv->sec_info.wpa_enabled = false; |
874 | priv->sec_info.wpa2_enabled = false; | |
875 | } | |
876 | ||
877 | return 0; | |
878 | } | |
879 | ||
880 | /* | |
881 | * IOCTL request handler to set/reset WAPI IE. | |
882 | * | |
883 | * The supplied WAPI IE is treated as a opaque buffer. Only the first field | |
884 | * is checked to internally enable WAPI. If buffer length is zero, the existing | |
885 | * WAPI IE is reset. | |
886 | */ | |
887 | static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, | |
888 | u8 *ie_data_ptr, u16 ie_len) | |
889 | { | |
890 | if (ie_len) { | |
891 | if (ie_len > sizeof(priv->wapi_ie)) { | |
acebe8c1 ZL |
892 | mwifiex_dbg(priv->adapter, ERROR, |
893 | "info: failed to copy WAPI IE, too big\n"); | |
5e6e3a92 BZ |
894 | return -1; |
895 | } | |
896 | memcpy(priv->wapi_ie, ie_data_ptr, ie_len); | |
897 | priv->wapi_ie_len = ie_len; | |
acebe8c1 ZL |
898 | mwifiex_dbg(priv->adapter, CMD, |
899 | "cmd: Set wapi_ie_len=%d IE=%#x\n", | |
900 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
5e6e3a92 BZ |
901 | |
902 | if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) | |
903 | priv->sec_info.wapi_enabled = true; | |
904 | } else { | |
905 | memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie)); | |
906 | priv->wapi_ie_len = ie_len; | |
acebe8c1 ZL |
907 | mwifiex_dbg(priv->adapter, INFO, |
908 | "info: Reset wapi_ie_len=%d IE=%#x\n", | |
909 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
5e6e3a92 BZ |
910 | priv->sec_info.wapi_enabled = false; |
911 | } | |
912 | return 0; | |
913 | } | |
914 | ||
13d7ba78 AP |
915 | /* |
916 | * IOCTL request handler to set/reset WPS IE. | |
917 | * | |
918 | * The supplied WPS IE is treated as a opaque buffer. Only the first field | |
919 | * is checked to internally enable WPS. If buffer length is zero, the existing | |
920 | * WPS IE is reset. | |
921 | */ | |
922 | static int mwifiex_set_wps_ie(struct mwifiex_private *priv, | |
923 | u8 *ie_data_ptr, u16 ie_len) | |
924 | { | |
925 | if (ie_len) { | |
8795ca61 | 926 | if (ie_len > MWIFIEX_MAX_VSIE_LEN) { |
acebe8c1 ZL |
927 | mwifiex_dbg(priv->adapter, ERROR, |
928 | "info: failed to copy WPS IE, too big\n"); | |
13d7ba78 AP |
929 | return -1; |
930 | } | |
8795ca61 AP |
931 | |
932 | priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); | |
933 | if (!priv->wps_ie) | |
934 | return -ENOMEM; | |
935 | ||
13d7ba78 AP |
936 | memcpy(priv->wps_ie, ie_data_ptr, ie_len); |
937 | priv->wps_ie_len = ie_len; | |
acebe8c1 ZL |
938 | mwifiex_dbg(priv->adapter, CMD, |
939 | "cmd: Set wps_ie_len=%d IE=%#x\n", | |
940 | priv->wps_ie_len, priv->wps_ie[0]); | |
13d7ba78 AP |
941 | } else { |
942 | kfree(priv->wps_ie); | |
943 | priv->wps_ie_len = ie_len; | |
acebe8c1 ZL |
944 | mwifiex_dbg(priv->adapter, INFO, |
945 | "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); | |
13d7ba78 AP |
946 | } |
947 | return 0; | |
948 | } | |
949 | ||
5e6e3a92 BZ |
950 | /* |
951 | * IOCTL request handler to set WAPI key. | |
952 | * | |
953 | * This function prepares the correct firmware command and | |
954 | * issues it. | |
955 | */ | |
600f5d90 | 956 | static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
957 | struct mwifiex_ds_encrypt_key *encrypt_key) |
958 | { | |
5e6e3a92 | 959 | |
fa0ecbb9 BZ |
960 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
961 | HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, | |
962 | encrypt_key, true); | |
5e6e3a92 BZ |
963 | } |
964 | ||
5e6e3a92 BZ |
965 | /* |
966 | * IOCTL request handler to set WEP network key. | |
967 | * | |
968 | * This function prepares the correct firmware command and | |
969 | * issues it, after validation checks. | |
970 | */ | |
600f5d90 | 971 | static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
972 | struct mwifiex_ds_encrypt_key *encrypt_key) |
973 | { | |
e57f1734 | 974 | struct mwifiex_adapter *adapter = priv->adapter; |
270e58e8 YAP |
975 | int ret; |
976 | struct mwifiex_wep_key *wep_key; | |
5e6e3a92 BZ |
977 | int index; |
978 | ||
979 | if (priv->wep_key_curr_index >= NUM_WEP_KEYS) | |
980 | priv->wep_key_curr_index = 0; | |
981 | wep_key = &priv->wep_key[priv->wep_key_curr_index]; | |
982 | index = encrypt_key->key_index; | |
983 | if (encrypt_key->key_disable) { | |
5eb02e44 | 984 | priv->sec_info.wep_enabled = 0; |
5e6e3a92 BZ |
985 | } else if (!encrypt_key->key_len) { |
986 | /* Copy the required key as the current key */ | |
987 | wep_key = &priv->wep_key[index]; | |
988 | if (!wep_key->key_length) { | |
acebe8c1 ZL |
989 | mwifiex_dbg(adapter, ERROR, |
990 | "key not set, so cannot enable it\n"); | |
5e6e3a92 BZ |
991 | return -1; |
992 | } | |
e57f1734 | 993 | |
4b9fede5 | 994 | if (adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2) { |
e57f1734 AP |
995 | memcpy(encrypt_key->key_material, |
996 | wep_key->key_material, wep_key->key_length); | |
997 | encrypt_key->key_len = wep_key->key_length; | |
998 | } | |
999 | ||
5e6e3a92 | 1000 | priv->wep_key_curr_index = (u16) index; |
5eb02e44 | 1001 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
1002 | } else { |
1003 | wep_key = &priv->wep_key[index]; | |
5e6e3a92 BZ |
1004 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
1005 | /* Copy the key in the driver */ | |
1006 | memcpy(wep_key->key_material, | |
1007 | encrypt_key->key_material, | |
1008 | encrypt_key->key_len); | |
1009 | wep_key->key_index = index; | |
1010 | wep_key->key_length = encrypt_key->key_len; | |
5eb02e44 | 1011 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
1012 | } |
1013 | if (wep_key->key_length) { | |
e57f1734 AP |
1014 | void *enc_key; |
1015 | ||
2ab87d5d | 1016 | if (encrypt_key->key_disable) { |
e57f1734 AP |
1017 | memset(&priv->wep_key[index], 0, |
1018 | sizeof(struct mwifiex_wep_key)); | |
97276c10 DC |
1019 | goto done; |
1020 | } | |
e57f1734 | 1021 | |
4b9fede5 | 1022 | if (adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2) |
e57f1734 AP |
1023 | enc_key = encrypt_key; |
1024 | else | |
1025 | enc_key = NULL; | |
1026 | ||
5e6e3a92 | 1027 | /* Send request to firmware */ |
fa0ecbb9 BZ |
1028 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
1029 | HostCmd_ACT_GEN_SET, 0, enc_key, false); | |
5e6e3a92 BZ |
1030 | if (ret) |
1031 | return ret; | |
1032 | } | |
e57f1734 | 1033 | |
2ab87d5d | 1034 | done: |
5eb02e44 | 1035 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
1036 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
1037 | else | |
1038 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
1039 | ||
fa0ecbb9 BZ |
1040 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
1041 | HostCmd_ACT_GEN_SET, 0, | |
1042 | &priv->curr_pkt_filter, true); | |
5e6e3a92 BZ |
1043 | |
1044 | return ret; | |
1045 | } | |
1046 | ||
1047 | /* | |
1048 | * IOCTL request handler to set WPA key. | |
1049 | * | |
1050 | * This function prepares the correct firmware command and | |
1051 | * issues it, after validation checks. | |
1052 | * | |
1053 | * Current driver only supports key length of up to 32 bytes. | |
1054 | * | |
1055 | * This function can also be used to disable a currently set key. | |
1056 | */ | |
600f5d90 | 1057 | static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
1058 | struct mwifiex_ds_encrypt_key *encrypt_key) |
1059 | { | |
270e58e8 | 1060 | int ret; |
5e6e3a92 BZ |
1061 | u8 remove_key = false; |
1062 | struct host_cmd_ds_802_11_key_material *ibss_key; | |
1063 | ||
1064 | /* Current driver only supports key length of up to 32 bytes */ | |
a3731658 | 1065 | if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) { |
acebe8c1 ZL |
1066 | mwifiex_dbg(priv->adapter, ERROR, |
1067 | "key length too long\n"); | |
5e6e3a92 BZ |
1068 | return -1; |
1069 | } | |
1070 | ||
eecd8250 | 1071 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
1072 | /* |
1073 | * IBSS/WPA-None uses only one key (Group) for both receiving | |
1074 | * and sending unicast and multicast packets. | |
1075 | */ | |
1076 | /* Send the key as PTK to firmware */ | |
1077 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
fa0ecbb9 BZ |
1078 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
1079 | HostCmd_ACT_GEN_SET, | |
1080 | KEY_INFO_ENABLED, encrypt_key, false); | |
5e6e3a92 BZ |
1081 | if (ret) |
1082 | return ret; | |
1083 | ||
1084 | ibss_key = &priv->aes_key; | |
1085 | memset(ibss_key, 0, | |
1086 | sizeof(struct host_cmd_ds_802_11_key_material)); | |
1087 | /* Copy the key in the driver */ | |
1088 | memcpy(ibss_key->key_param_set.key, encrypt_key->key_material, | |
1089 | encrypt_key->key_len); | |
1090 | memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len, | |
1091 | sizeof(ibss_key->key_param_set.key_len)); | |
1092 | ibss_key->key_param_set.key_type_id | |
1093 | = cpu_to_le16(KEY_TYPE_ID_TKIP); | |
6a35a0ac | 1094 | ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED); |
5e6e3a92 BZ |
1095 | |
1096 | /* Send the key as GTK to firmware */ | |
1097 | encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST; | |
1098 | } | |
1099 | ||
1100 | if (!encrypt_key->key_index) | |
1101 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
1102 | ||
1103 | if (remove_key) | |
fa0ecbb9 BZ |
1104 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
1105 | HostCmd_ACT_GEN_SET, | |
1106 | !KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 | 1107 | else |
fa0ecbb9 BZ |
1108 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
1109 | HostCmd_ACT_GEN_SET, | |
1110 | KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 BZ |
1111 | |
1112 | return ret; | |
1113 | } | |
1114 | ||
1115 | /* | |
1116 | * IOCTL request handler to set/get network keys. | |
1117 | * | |
1118 | * This is a generic key handling function which supports WEP, WPA | |
1119 | * and WAPI. | |
1120 | */ | |
1121 | static int | |
1122 | mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1123 | struct mwifiex_ds_encrypt_key *encrypt_key) |
1124 | { | |
270e58e8 | 1125 | int status; |
5e6e3a92 BZ |
1126 | |
1127 | if (encrypt_key->is_wapi_key) | |
600f5d90 | 1128 | status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key); |
5e6e3a92 | 1129 | else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104) |
600f5d90 | 1130 | status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key); |
5e6e3a92 | 1131 | else |
600f5d90 | 1132 | status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key); |
5e6e3a92 BZ |
1133 | return status; |
1134 | } | |
1135 | ||
1136 | /* | |
1137 | * This function returns the driver version. | |
1138 | */ | |
1139 | int | |
1140 | mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, | |
1141 | int max_len) | |
1142 | { | |
1143 | union { | |
0d4b5c7c | 1144 | __le32 l; |
5e6e3a92 BZ |
1145 | u8 c[4]; |
1146 | } ver; | |
1147 | char fw_ver[32]; | |
1148 | ||
0d4b5c7c | 1149 | ver.l = cpu_to_le32(adapter->fw_release_number); |
5e6e3a92 BZ |
1150 | sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); |
1151 | ||
1152 | snprintf(version, max_len, driver_version, fw_ver); | |
1153 | ||
acebe8c1 | 1154 | mwifiex_dbg(adapter, MSG, "info: MWIFIEX VERSION: %s\n", version); |
5e6e3a92 BZ |
1155 | |
1156 | return 0; | |
1157 | } | |
1158 | ||
5e6e3a92 BZ |
1159 | /* |
1160 | * Sends IOCTL request to set encoding parameters. | |
1161 | * | |
1162 | * This function allocates the IOCTL request buffer, fills it | |
1163 | * with requisite parameters and calls the IOCTL handler. | |
1164 | */ | |
53b11231 YL |
1165 | int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, |
1166 | const u8 *key, int key_len, u8 key_index, | |
1167 | const u8 *mac_addr, int disable) | |
5e6e3a92 | 1168 | { |
5e6e3a92 | 1169 | struct mwifiex_ds_encrypt_key encrypt_key; |
5e6e3a92 | 1170 | |
6a162200 | 1171 | memset(&encrypt_key, 0, sizeof(encrypt_key)); |
5e6e3a92 | 1172 | encrypt_key.key_len = key_len; |
e57f1734 | 1173 | encrypt_key.key_index = key_index; |
53b11231 YL |
1174 | |
1175 | if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) | |
1176 | encrypt_key.is_igtk_key = true; | |
1177 | ||
5e6e3a92 | 1178 | if (!disable) { |
5e6e3a92 BZ |
1179 | if (key_len) |
1180 | memcpy(encrypt_key.key_material, key, key_len); | |
e57f1734 AP |
1181 | else |
1182 | encrypt_key.is_current_wep_key = true; | |
1183 | ||
75edd2c6 AP |
1184 | if (mac_addr) |
1185 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
e57f1734 | 1186 | if (kp && kp->seq && kp->seq_len) { |
53b11231 | 1187 | memcpy(encrypt_key.pn, kp->seq, kp->seq_len); |
e57f1734 AP |
1188 | encrypt_key.pn_len = kp->seq_len; |
1189 | encrypt_key.is_rx_seq_valid = true; | |
1190 | } | |
5e6e3a92 BZ |
1191 | } else { |
1192 | encrypt_key.key_disable = true; | |
75edd2c6 AP |
1193 | if (mac_addr) |
1194 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
5e6e3a92 BZ |
1195 | } |
1196 | ||
636c4598 | 1197 | return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); |
5e6e3a92 BZ |
1198 | } |
1199 | ||
1200 | /* | |
1201 | * Sends IOCTL request to get extended version. | |
1202 | * | |
1203 | * This function allocates the IOCTL request buffer, fills it | |
1204 | * with requisite parameters and calls the IOCTL handler. | |
1205 | */ | |
1206 | int | |
17934b6a | 1207 | mwifiex_get_ver_ext(struct mwifiex_private *priv, u32 version_str_sel) |
5e6e3a92 BZ |
1208 | { |
1209 | struct mwifiex_ver_ext ver_ext; | |
5e6e3a92 | 1210 | |
ba852018 | 1211 | memset(&ver_ext, 0, sizeof(ver_ext)); |
17934b6a | 1212 | ver_ext.version_str_sel = version_str_sel; |
fa0ecbb9 BZ |
1213 | if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT, |
1214 | HostCmd_ACT_GEN_GET, 0, &ver_ext, true)) | |
636c4598 | 1215 | return -1; |
5e6e3a92 | 1216 | |
636c4598 | 1217 | return 0; |
5e6e3a92 BZ |
1218 | } |
1219 | ||
7feb4c48 SP |
1220 | int |
1221 | mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, | |
1222 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
1223 | unsigned int duration) |
1224 | { | |
1225 | struct host_cmd_ds_remain_on_chan roc_cfg; | |
1226 | u8 sc; | |
1227 | ||
1228 | memset(&roc_cfg, 0, sizeof(roc_cfg)); | |
1229 | roc_cfg.action = cpu_to_le16(action); | |
1230 | if (action == HostCmd_ACT_GEN_SET) { | |
1231 | roc_cfg.band_cfg = chan->band; | |
42d97a59 | 1232 | sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); |
7feb4c48 SP |
1233 | roc_cfg.band_cfg |= (sc << 2); |
1234 | ||
1235 | roc_cfg.channel = | |
1236 | ieee80211_frequency_to_channel(chan->center_freq); | |
1237 | roc_cfg.duration = cpu_to_le32(duration); | |
1238 | } | |
fa0ecbb9 BZ |
1239 | if (mwifiex_send_cmd(priv, HostCmd_CMD_REMAIN_ON_CHAN, |
1240 | action, 0, &roc_cfg, true)) { | |
acebe8c1 ZL |
1241 | mwifiex_dbg(priv->adapter, ERROR, |
1242 | "failed to remain on channel\n"); | |
7feb4c48 SP |
1243 | return -1; |
1244 | } | |
1245 | ||
1246 | return roc_cfg.status; | |
1247 | } | |
1248 | ||
5e6e3a92 BZ |
1249 | /* |
1250 | * Sends IOCTL request to get statistics information. | |
1251 | * | |
1252 | * This function allocates the IOCTL request buffer, fills it | |
1253 | * with requisite parameters and calls the IOCTL handler. | |
1254 | */ | |
1255 | int | |
1256 | mwifiex_get_stats_info(struct mwifiex_private *priv, | |
1257 | struct mwifiex_ds_get_stats *log) | |
1258 | { | |
fa0ecbb9 BZ |
1259 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_GET_LOG, |
1260 | HostCmd_ACT_GEN_GET, 0, log, true); | |
5e6e3a92 BZ |
1261 | } |
1262 | ||
1263 | /* | |
1264 | * IOCTL request handler to read/write register. | |
1265 | * | |
1266 | * This function prepares the correct firmware command and | |
1267 | * issues it. | |
1268 | * | |
1269 | * Access to the following registers are supported - | |
1270 | * - MAC | |
1271 | * - BBP | |
1272 | * - RF | |
1273 | * - PMIC | |
1274 | * - CAU | |
1275 | */ | |
1276 | static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1277 | struct mwifiex_ds_reg_rw *reg_rw, |
1278 | u16 action) | |
1279 | { | |
5e6e3a92 BZ |
1280 | u16 cmd_no; |
1281 | ||
8cfb8600 | 1282 | switch (reg_rw->type) { |
5e6e3a92 BZ |
1283 | case MWIFIEX_REG_MAC: |
1284 | cmd_no = HostCmd_CMD_MAC_REG_ACCESS; | |
1285 | break; | |
1286 | case MWIFIEX_REG_BBP: | |
1287 | cmd_no = HostCmd_CMD_BBP_REG_ACCESS; | |
1288 | break; | |
1289 | case MWIFIEX_REG_RF: | |
1290 | cmd_no = HostCmd_CMD_RF_REG_ACCESS; | |
1291 | break; | |
1292 | case MWIFIEX_REG_PMIC: | |
1293 | cmd_no = HostCmd_CMD_PMIC_REG_ACCESS; | |
1294 | break; | |
1295 | case MWIFIEX_REG_CAU: | |
1296 | cmd_no = HostCmd_CMD_CAU_REG_ACCESS; | |
1297 | break; | |
1298 | default: | |
1299 | return -1; | |
1300 | } | |
1301 | ||
fa0ecbb9 | 1302 | return mwifiex_send_cmd(priv, cmd_no, action, 0, reg_rw, true); |
5e6e3a92 BZ |
1303 | } |
1304 | ||
1305 | /* | |
1306 | * Sends IOCTL request to write to a register. | |
1307 | * | |
1308 | * This function allocates the IOCTL request buffer, fills it | |
1309 | * with requisite parameters and calls the IOCTL handler. | |
1310 | */ | |
1311 | int | |
1312 | mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type, | |
1313 | u32 reg_offset, u32 reg_value) | |
1314 | { | |
5e6e3a92 BZ |
1315 | struct mwifiex_ds_reg_rw reg_rw; |
1316 | ||
8cfb8600 PM |
1317 | reg_rw.type = reg_type; |
1318 | reg_rw.offset = reg_offset; | |
1319 | reg_rw.value = reg_value; | |
5e6e3a92 | 1320 | |
636c4598 | 1321 | return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET); |
5e6e3a92 BZ |
1322 | } |
1323 | ||
1324 | /* | |
1325 | * Sends IOCTL request to read from a register. | |
1326 | * | |
1327 | * This function allocates the IOCTL request buffer, fills it | |
1328 | * with requisite parameters and calls the IOCTL handler. | |
1329 | */ | |
1330 | int | |
1331 | mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type, | |
1332 | u32 reg_offset, u32 *value) | |
1333 | { | |
270e58e8 | 1334 | int ret; |
5e6e3a92 BZ |
1335 | struct mwifiex_ds_reg_rw reg_rw; |
1336 | ||
8cfb8600 PM |
1337 | reg_rw.type = reg_type; |
1338 | reg_rw.offset = reg_offset; | |
600f5d90 | 1339 | ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET); |
5e6e3a92 | 1340 | |
5e6e3a92 BZ |
1341 | if (ret) |
1342 | goto done; | |
1343 | ||
8cfb8600 | 1344 | *value = reg_rw.value; |
5e6e3a92 BZ |
1345 | |
1346 | done: | |
5e6e3a92 BZ |
1347 | return ret; |
1348 | } | |
1349 | ||
1350 | /* | |
1351 | * Sends IOCTL request to read from EEPROM. | |
1352 | * | |
1353 | * This function allocates the IOCTL request buffer, fills it | |
1354 | * with requisite parameters and calls the IOCTL handler. | |
1355 | */ | |
1356 | int | |
1357 | mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, | |
1358 | u8 *value) | |
1359 | { | |
270e58e8 | 1360 | int ret; |
5e6e3a92 BZ |
1361 | struct mwifiex_ds_read_eeprom rd_eeprom; |
1362 | ||
8cfb8600 PM |
1363 | rd_eeprom.offset = offset; |
1364 | rd_eeprom.byte_count = bytes; | |
5e6e3a92 | 1365 | |
600f5d90 | 1366 | /* Send request to firmware */ |
fa0ecbb9 BZ |
1367 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, |
1368 | HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true); | |
5e6e3a92 | 1369 | |
600f5d90 | 1370 | if (!ret) |
8cfb8600 PM |
1371 | memcpy(value, rd_eeprom.value, min((u16)MAX_EEPROM_DATA, |
1372 | rd_eeprom.byte_count)); | |
5e6e3a92 BZ |
1373 | return ret; |
1374 | } | |
1375 | ||
1376 | /* | |
1377 | * This function sets a generic IE. In addition to generic IE, it can | |
1378 | * also handle WPA, WPA2 and WAPI IEs. | |
1379 | */ | |
1380 | static int | |
1381 | mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, | |
1382 | u16 ie_len) | |
1383 | { | |
5e6e3a92 BZ |
1384 | struct ieee_types_vendor_header *pvendor_ie; |
1385 | const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 }; | |
1386 | const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 }; | |
9ddb378b | 1387 | u16 unparsed_len = ie_len, cur_ie_len; |
5e6e3a92 BZ |
1388 | |
1389 | /* If the passed length is zero, reset the buffer */ | |
1390 | if (!ie_len) { | |
1391 | priv->gen_ie_buf_len = 0; | |
1392 | priv->wps.session_enable = false; | |
5e6e3a92 | 1393 | return 0; |
9ddb378b XH |
1394 | } else if (!ie_data_ptr || |
1395 | ie_len <= sizeof(struct ieee_types_header)) { | |
5e6e3a92 BZ |
1396 | return -1; |
1397 | } | |
1398 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
5e6e3a92 | 1399 | |
84a38fb3 | 1400 | while (pvendor_ie) { |
9ddb378b XH |
1401 | cur_ie_len = pvendor_ie->len + sizeof(struct ieee_types_header); |
1402 | ||
1403 | if (pvendor_ie->element_id == WLAN_EID_RSN) { | |
1404 | /* IE is a WPA/WPA2 IE so call set_wpa function */ | |
1405 | mwifiex_set_wpa_ie(priv, (u8 *)pvendor_ie, cur_ie_len); | |
1406 | priv->wps.session_enable = false; | |
1407 | goto next_ie; | |
1408 | } | |
1409 | ||
1410 | if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) { | |
1411 | /* IE is a WAPI IE so call set_wapi function */ | |
1412 | mwifiex_set_wapi_ie(priv, (u8 *)pvendor_ie, | |
1413 | cur_ie_len); | |
1414 | goto next_ie; | |
1415 | } | |
1416 | ||
84a38fb3 | 1417 | if (pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) { |
9ddb378b XH |
1418 | /* Test to see if it is a WPA IE, if not, then |
1419 | * it is a gen IE | |
84a38fb3 | 1420 | */ |
cb7d1e11 | 1421 | if (!memcmp(&pvendor_ie->oui, wpa_oui, |
84a38fb3 | 1422 | sizeof(wpa_oui))) { |
9ddb378b XH |
1423 | /* IE is a WPA/WPA2 IE so call set_wpa function |
1424 | */ | |
1425 | mwifiex_set_wpa_ie(priv, (u8 *)pvendor_ie, | |
1426 | cur_ie_len); | |
1427 | priv->wps.session_enable = false; | |
1428 | goto next_ie; | |
84a38fb3 | 1429 | } |
5e6e3a92 | 1430 | |
cb7d1e11 | 1431 | if (!memcmp(&pvendor_ie->oui, wps_oui, |
84a38fb3 | 1432 | sizeof(wps_oui))) { |
9ddb378b XH |
1433 | /* Test to see if it is a WPS IE, |
1434 | * if so, enable wps session flag | |
1435 | */ | |
84a38fb3 | 1436 | priv->wps.session_enable = true; |
1437 | mwifiex_dbg(priv->adapter, MSG, | |
9ddb378b XH |
1438 | "WPS Session Enabled.\n"); |
1439 | mwifiex_set_wps_ie(priv, (u8 *)pvendor_ie, | |
1440 | cur_ie_len); | |
1441 | goto next_ie; | |
84a38fb3 | 1442 | } |
1443 | } | |
1444 | ||
9ddb378b | 1445 | /* Saved in gen_ie, such as P2P IE.etc.*/ |
84a38fb3 | 1446 | |
9ddb378b XH |
1447 | /* Verify that the passed length is not larger than the |
1448 | * available space remaining in the buffer | |
1449 | */ | |
1450 | if (cur_ie_len < | |
1451 | (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) { | |
1452 | /* Append the passed data to the end | |
1453 | * of the genIeBuffer | |
1454 | */ | |
1455 | memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, | |
1456 | (u8 *)pvendor_ie, cur_ie_len); | |
1457 | /* Increment the stored buffer length by the | |
1458 | * size passed | |
1459 | */ | |
1460 | priv->gen_ie_buf_len += cur_ie_len; | |
84a38fb3 | 1461 | } |
1462 | ||
9ddb378b XH |
1463 | next_ie: |
1464 | unparsed_len -= cur_ie_len; | |
84a38fb3 | 1465 | |
1466 | if (unparsed_len <= sizeof(struct ieee_types_header)) | |
1467 | pvendor_ie = NULL; | |
1468 | else | |
1469 | pvendor_ie = (struct ieee_types_vendor_header *) | |
9ddb378b | 1470 | (((u8 *)pvendor_ie) + cur_ie_len); |
5e6e3a92 | 1471 | } |
84a38fb3 | 1472 | |
9ddb378b | 1473 | return 0; |
5e6e3a92 BZ |
1474 | } |
1475 | ||
1476 | /* | |
1477 | * IOCTL request handler to set/get generic IE. | |
1478 | * | |
1479 | * In addition to various generic IEs, this function can also be | |
1480 | * used to set the ARP filter. | |
1481 | */ | |
1482 | static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, | |
1483 | struct mwifiex_ds_misc_gen_ie *gen_ie, | |
1484 | u16 action) | |
1485 | { | |
1486 | struct mwifiex_adapter *adapter = priv->adapter; | |
1487 | ||
1488 | switch (gen_ie->type) { | |
1489 | case MWIFIEX_IE_TYPE_GEN_IE: | |
1490 | if (action == HostCmd_ACT_GEN_GET) { | |
1491 | gen_ie->len = priv->wpa_ie_len; | |
1492 | memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len); | |
1493 | } else { | |
1494 | mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data, | |
1495 | (u16) gen_ie->len); | |
1496 | } | |
1497 | break; | |
1498 | case MWIFIEX_IE_TYPE_ARP_FILTER: | |
1499 | memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter)); | |
1500 | if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) { | |
1501 | adapter->arp_filter_size = 0; | |
acebe8c1 ZL |
1502 | mwifiex_dbg(adapter, ERROR, |
1503 | "invalid ARP filter size\n"); | |
5e6e3a92 BZ |
1504 | return -1; |
1505 | } else { | |
1506 | memcpy(adapter->arp_filter, gen_ie->ie_data, | |
500f747c | 1507 | gen_ie->len); |
5e6e3a92 BZ |
1508 | adapter->arp_filter_size = gen_ie->len; |
1509 | } | |
1510 | break; | |
1511 | default: | |
acebe8c1 | 1512 | mwifiex_dbg(adapter, ERROR, "invalid IE type\n"); |
5e6e3a92 BZ |
1513 | return -1; |
1514 | } | |
1515 | return 0; | |
1516 | } | |
1517 | ||
1518 | /* | |
1519 | * Sends IOCTL request to set a generic IE. | |
1520 | * | |
1521 | * This function allocates the IOCTL request buffer, fills it | |
1522 | * with requisite parameters and calls the IOCTL handler. | |
1523 | */ | |
1524 | int | |
4b5800fe | 1525 | mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len) |
5e6e3a92 BZ |
1526 | { |
1527 | struct mwifiex_ds_misc_gen_ie gen_ie; | |
5e6e3a92 | 1528 | |
67a50035 | 1529 | if (ie_len > IEEE_MAX_IE_SIZE) |
5e6e3a92 BZ |
1530 | return -EFAULT; |
1531 | ||
1532 | gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE; | |
1533 | gen_ie.len = ie_len; | |
1534 | memcpy(gen_ie.ie_data, ie, ie_len); | |
636c4598 | 1535 | if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET)) |
5e6e3a92 BZ |
1536 | return -EFAULT; |
1537 | ||
1538 | return 0; | |
1539 | } | |
8de00f1b | 1540 | |
1541 | /* This function get Host Sleep wake up reason. | |
1542 | * | |
1543 | */ | |
1544 | int mwifiex_get_wakeup_reason(struct mwifiex_private *priv, u16 action, | |
1545 | int cmd_type, | |
1546 | struct mwifiex_ds_wakeup_reason *wakeup_reason) | |
1547 | { | |
1548 | int status = 0; | |
1549 | ||
1550 | status = mwifiex_send_cmd(priv, HostCmd_CMD_HS_WAKEUP_REASON, | |
1551 | HostCmd_ACT_GEN_GET, 0, wakeup_reason, | |
1552 | cmd_type == MWIFIEX_SYNC_CMD); | |
1553 | ||
1554 | return status; | |
1555 | } |