Commit | Line | Data |
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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: functions for station ioctl | |
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 "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 | ||
22c22d27 AK |
29 | static int disconnect_on_suspend = 1; |
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 */ |
9c969d8c BZ |
63 | status = wait_event_interruptible(adapter->cmd_wait_q.wait, |
64 | *(cmd_queued->condition)); | |
65 | if (status) { | |
66 | dev_err(adapter->dev, "cmd_wait_q terminated: %d\n", status); | |
67 | return status; | |
5e6e3a92 | 68 | } |
b7097eb7 AK |
69 | |
70 | status = adapter->cmd_wait_q.status; | |
600f5d90 | 71 | adapter->cmd_wait_q.status = 0; |
5e6e3a92 | 72 | |
5e6e3a92 BZ |
73 | return status; |
74 | } | |
75 | ||
76 | /* | |
5e6e3a92 BZ |
77 | * This function prepares the correct firmware command and |
78 | * issues it to set the multicast list. | |
79 | * | |
80 | * This function can be used to enable promiscuous mode, or enable all | |
81 | * multicast packets, or to enable selective multicast. | |
82 | */ | |
600f5d90 AK |
83 | int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, |
84 | struct mwifiex_multicast_list *mcast_list) | |
5e6e3a92 BZ |
85 | { |
86 | int ret = 0; | |
87 | u16 old_pkt_filter; | |
88 | ||
89 | old_pkt_filter = priv->curr_pkt_filter; | |
5e6e3a92 BZ |
90 | |
91 | if (mcast_list->mode == MWIFIEX_PROMISC_MODE) { | |
92 | dev_dbg(priv->adapter->dev, "info: Enable Promiscuous mode\n"); | |
93 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; | |
94 | priv->curr_pkt_filter &= | |
95 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
96 | } else { | |
97 | /* Multicast */ | |
98 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; | |
99 | if (mcast_list->mode == MWIFIEX_MULTICAST_MODE) { | |
100 | dev_dbg(priv->adapter->dev, | |
101 | "info: Enabling All Multicast!\n"); | |
102 | priv->curr_pkt_filter |= | |
103 | HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
104 | } else { | |
105 | priv->curr_pkt_filter &= | |
106 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
107 | if (mcast_list->num_multicast_addr) { | |
108 | dev_dbg(priv->adapter->dev, | |
109 | "info: Set multicast list=%d\n", | |
110 | mcast_list->num_multicast_addr); | |
111 | /* Set multicast addresses to firmware */ | |
112 | if (old_pkt_filter == priv->curr_pkt_filter) { | |
113 | /* Send request to firmware */ | |
600f5d90 | 114 | ret = mwifiex_send_cmd_async(priv, |
5e6e3a92 | 115 | HostCmd_CMD_MAC_MULTICAST_ADR, |
600f5d90 AK |
116 | HostCmd_ACT_GEN_SET, 0, |
117 | mcast_list); | |
5e6e3a92 BZ |
118 | } else { |
119 | /* Send request to firmware */ | |
600f5d90 | 120 | ret = mwifiex_send_cmd_async(priv, |
5e6e3a92 | 121 | HostCmd_CMD_MAC_MULTICAST_ADR, |
600f5d90 | 122 | HostCmd_ACT_GEN_SET, 0, |
5e6e3a92 BZ |
123 | mcast_list); |
124 | } | |
125 | } | |
126 | } | |
127 | } | |
128 | dev_dbg(priv->adapter->dev, | |
129 | "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n", | |
130 | old_pkt_filter, priv->curr_pkt_filter); | |
131 | if (old_pkt_filter != priv->curr_pkt_filter) { | |
600f5d90 AK |
132 | ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, |
133 | HostCmd_ACT_GEN_SET, | |
134 | 0, &priv->curr_pkt_filter); | |
5e6e3a92 BZ |
135 | } |
136 | ||
137 | return ret; | |
138 | } | |
139 | ||
7c6fa2a8 AK |
140 | /* |
141 | * This function fills bss descriptor structure using provided | |
142 | * information. | |
143 | */ | |
144 | int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, | |
9558a407 | 145 | struct cfg80211_bss *bss, |
7c6fa2a8 AK |
146 | struct mwifiex_bssdescriptor *bss_desc) |
147 | { | |
148 | int ret; | |
9558a407 | 149 | u8 *beacon_ie; |
403e1673 | 150 | size_t beacon_ie_len; |
b5abcf02 | 151 | struct mwifiex_bss_priv *bss_priv = (void *)bss->priv; |
9caf0364 JB |
152 | const struct cfg80211_bss_ies *ies; |
153 | ||
154 | rcu_read_lock(); | |
155 | ies = rcu_dereference(bss->ies); | |
9caf0364 JB |
156 | beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC); |
157 | beacon_ie_len = ies->len; | |
8cef2c9d | 158 | bss_desc->timestamp = ies->tsf; |
9caf0364 | 159 | rcu_read_unlock(); |
7c6fa2a8 | 160 | |
9558a407 AK |
161 | if (!beacon_ie) { |
162 | dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); | |
163 | return -ENOMEM; | |
164 | } | |
165 | ||
166 | memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN); | |
167 | bss_desc->rssi = bss->signal; | |
168 | bss_desc->beacon_buf = beacon_ie; | |
904f137d | 169 | bss_desc->beacon_buf_size = beacon_ie_len; |
9558a407 AK |
170 | bss_desc->beacon_period = bss->beacon_interval; |
171 | bss_desc->cap_info_bitmap = bss->capability; | |
b5abcf02 AK |
172 | bss_desc->bss_band = bss_priv->band; |
173 | bss_desc->fw_tsf = bss_priv->fw_tsf; | |
7c6fa2a8 AK |
174 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) { |
175 | dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n"); | |
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 | ||
9558a407 | 185 | ret = mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc); |
7c6fa2a8 | 186 | |
9558a407 | 187 | kfree(beacon_ie); |
7c6fa2a8 AK |
188 | return ret; |
189 | } | |
190 | ||
e89e2da2 AK |
191 | static int mwifiex_process_country_ie(struct mwifiex_private *priv, |
192 | struct cfg80211_bss *bss) | |
193 | { | |
9caf0364 JB |
194 | const u8 *country_ie; |
195 | u8 country_ie_len; | |
e89e2da2 AK |
196 | struct mwifiex_802_11d_domain_reg *domain_info = |
197 | &priv->adapter->domain_reg; | |
198 | ||
9caf0364 JB |
199 | rcu_read_lock(); |
200 | country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); | |
201 | if (!country_ie) { | |
202 | rcu_read_unlock(); | |
e89e2da2 | 203 | return 0; |
9caf0364 | 204 | } |
e89e2da2 AK |
205 | |
206 | country_ie_len = country_ie[1]; | |
9caf0364 JB |
207 | if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) { |
208 | rcu_read_unlock(); | |
e89e2da2 | 209 | return 0; |
9caf0364 | 210 | } |
e89e2da2 AK |
211 | |
212 | domain_info->country_code[0] = country_ie[2]; | |
213 | domain_info->country_code[1] = country_ie[3]; | |
214 | domain_info->country_code[2] = ' '; | |
215 | ||
216 | country_ie_len -= IEEE80211_COUNTRY_STRING_LEN; | |
217 | ||
218 | domain_info->no_of_triplet = | |
219 | country_ie_len / sizeof(struct ieee80211_country_ie_triplet); | |
220 | ||
221 | memcpy((u8 *)domain_info->triplet, | |
222 | &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len); | |
223 | ||
9caf0364 JB |
224 | rcu_read_unlock(); |
225 | ||
e89e2da2 AK |
226 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
227 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
228 | wiphy_err(priv->adapter->wiphy, | |
229 | "11D: setting domain info in FW\n"); | |
230 | return -1; | |
231 | } | |
232 | ||
233 | return 0; | |
234 | } | |
235 | ||
5e6e3a92 | 236 | /* |
5e6e3a92 BZ |
237 | * In Ad-Hoc mode, the IBSS is created if not found in scan list. |
238 | * In both Ad-Hoc and infra mode, an deauthentication is performed | |
239 | * first. | |
240 | */ | |
7c6fa2a8 | 241 | int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, |
b9be5f39 | 242 | struct cfg80211_ssid *req_ssid) |
5e6e3a92 | 243 | { |
270e58e8 | 244 | int ret; |
5e6e3a92 | 245 | struct mwifiex_adapter *adapter = priv->adapter; |
7c6fa2a8 | 246 | struct mwifiex_bssdescriptor *bss_desc = NULL; |
5e6e3a92 BZ |
247 | |
248 | priv->scan_block = false; | |
7c6fa2a8 AK |
249 | |
250 | if (bss) { | |
e89e2da2 AK |
251 | mwifiex_process_country_ie(priv, bss); |
252 | ||
7c6fa2a8 AK |
253 | /* Allocate and fill new bss descriptor */ |
254 | bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), | |
0d2e7a5c JP |
255 | GFP_KERNEL); |
256 | if (!bss_desc) | |
7c6fa2a8 | 257 | return -ENOMEM; |
5982b47a | 258 | |
9558a407 | 259 | ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); |
7c6fa2a8 AK |
260 | if (ret) |
261 | goto done; | |
262 | } | |
5e6e3a92 | 263 | |
eecd8250 | 264 | if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
5e6e3a92 | 265 | /* Infra mode */ |
600f5d90 | 266 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 267 | if (ret) |
7c6fa2a8 AK |
268 | goto done; |
269 | ||
d7b9c520 AK |
270 | if (bss_desc) { |
271 | u8 config_bands = 0; | |
272 | ||
273 | if (mwifiex_band_to_radio_type((u8) bss_desc->bss_band) | |
274 | == HostCmd_SCAN_RADIO_TYPE_BG) | |
a5f39056 YAP |
275 | config_bands = BAND_B | BAND_G | BAND_GN | |
276 | BAND_GAC; | |
d7b9c520 | 277 | else |
a5f39056 | 278 | config_bands = BAND_A | BAND_AN | BAND_AAC; |
d7b9c520 AK |
279 | |
280 | if (!((config_bands | adapter->fw_bands) & | |
281 | ~adapter->fw_bands)) | |
282 | adapter->config_bands = config_bands; | |
283 | } | |
284 | ||
7c6fa2a8 AK |
285 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
286 | if (ret) | |
287 | goto done; | |
5e6e3a92 | 288 | |
7c6fa2a8 AK |
289 | dev_dbg(adapter->dev, "info: SSID found in scan list ... " |
290 | "associating...\n"); | |
291 | ||
47411a06 | 292 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
293 | if (netif_carrier_ok(priv->netdev)) |
294 | netif_carrier_off(priv->netdev); | |
5e6e3a92 BZ |
295 | |
296 | /* Clear any past association response stored for | |
297 | * application retrieval */ | |
298 | priv->assoc_rsp_size = 0; | |
7c6fa2a8 | 299 | ret = mwifiex_associate(priv, bss_desc); |
a0f6d6ca AK |
300 | |
301 | /* If auth type is auto and association fails using open mode, | |
302 | * try to connect using shared mode */ | |
303 | if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && | |
304 | priv->sec_info.is_authtype_auto && | |
305 | priv->sec_info.wep_enabled) { | |
306 | priv->sec_info.authentication_mode = | |
307 | NL80211_AUTHTYPE_SHARED_KEY; | |
308 | ret = mwifiex_associate(priv, bss_desc); | |
309 | } | |
310 | ||
7c6fa2a8 | 311 | if (bss) |
5b112d3d | 312 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
5e6e3a92 BZ |
313 | } else { |
314 | /* Adhoc mode */ | |
315 | /* If the requested SSID matches current SSID, return */ | |
7c6fa2a8 | 316 | if (bss_desc && bss_desc->ssid.ssid_len && |
500f747c YAP |
317 | (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. |
318 | ssid, &bss_desc->ssid))) { | |
7c6fa2a8 | 319 | kfree(bss_desc); |
5e6e3a92 | 320 | return 0; |
7c6fa2a8 | 321 | } |
5e6e3a92 BZ |
322 | |
323 | /* Exit Adhoc mode first */ | |
324 | dev_dbg(adapter->dev, "info: Sending Adhoc Stop\n"); | |
600f5d90 | 325 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 326 | if (ret) |
7c6fa2a8 | 327 | goto done; |
5e6e3a92 BZ |
328 | |
329 | priv->adhoc_is_link_sensed = false; | |
330 | ||
7c6fa2a8 AK |
331 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
332 | ||
47411a06 | 333 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
334 | if (netif_carrier_ok(priv->netdev)) |
335 | netif_carrier_off(priv->netdev); | |
7c6fa2a8 AK |
336 | |
337 | if (!ret) { | |
5e6e3a92 BZ |
338 | dev_dbg(adapter->dev, "info: network found in scan" |
339 | " list. Joining...\n"); | |
7c6fa2a8 AK |
340 | ret = mwifiex_adhoc_join(priv, bss_desc); |
341 | if (bss) | |
5b112d3d | 342 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
636c4598 | 343 | } else { |
5e6e3a92 BZ |
344 | dev_dbg(adapter->dev, "info: Network not found in " |
345 | "the list, creating adhoc with ssid = %s\n", | |
7c6fa2a8 AK |
346 | req_ssid->ssid); |
347 | ret = mwifiex_adhoc_start(priv, req_ssid); | |
5e6e3a92 BZ |
348 | } |
349 | } | |
350 | ||
7c6fa2a8 AK |
351 | done: |
352 | kfree(bss_desc); | |
5e6e3a92 BZ |
353 | return ret; |
354 | } | |
355 | ||
5e6e3a92 BZ |
356 | /* |
357 | * IOCTL request handler to set host sleep configuration. | |
358 | * | |
359 | * This function prepares the correct firmware command and | |
360 | * issues it. | |
361 | */ | |
711825a0 AK |
362 | static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, |
363 | int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg) | |
600f5d90 | 364 | |
5e6e3a92 BZ |
365 | { |
366 | struct mwifiex_adapter *adapter = priv->adapter; | |
367 | int status = 0; | |
368 | u32 prev_cond = 0; | |
369 | ||
600f5d90 AK |
370 | if (!hs_cfg) |
371 | return -ENOMEM; | |
372 | ||
5e6e3a92 BZ |
373 | switch (action) { |
374 | case HostCmd_ACT_GEN_SET: | |
375 | if (adapter->pps_uapsd_mode) { | |
376 | dev_dbg(adapter->dev, "info: Host Sleep IOCTL" | |
377 | " is blocked in UAPSD/PPS mode\n"); | |
378 | status = -1; | |
379 | break; | |
380 | } | |
381 | if (hs_cfg->is_invoke_hostcmd) { | |
cc0b5a64 | 382 | if (hs_cfg->conditions == HS_CFG_CANCEL) { |
5e6e3a92 BZ |
383 | if (!adapter->is_hs_configured) |
384 | /* Already cancelled */ | |
385 | break; | |
386 | /* Save previous condition */ | |
387 | prev_cond = le32_to_cpu(adapter->hs_cfg | |
388 | .conditions); | |
389 | adapter->hs_cfg.conditions = | |
390 | cpu_to_le32(hs_cfg->conditions); | |
391 | } else if (hs_cfg->conditions) { | |
392 | adapter->hs_cfg.conditions = | |
393 | cpu_to_le32(hs_cfg->conditions); | |
394 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; | |
395 | if (hs_cfg->gap) | |
396 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
cc0b5a64 AK |
397 | } else if (adapter->hs_cfg.conditions == |
398 | cpu_to_le32(HS_CFG_CANCEL)) { | |
5e6e3a92 BZ |
399 | /* Return failure if no parameters for HS |
400 | enable */ | |
401 | status = -1; | |
402 | break; | |
403 | } | |
600f5d90 AK |
404 | if (cmd_type == MWIFIEX_SYNC_CMD) |
405 | status = mwifiex_send_cmd_sync(priv, | |
406 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
407 | HostCmd_ACT_GEN_SET, 0, | |
408 | &adapter->hs_cfg); | |
409 | else | |
410 | status = mwifiex_send_cmd_async(priv, | |
411 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
412 | HostCmd_ACT_GEN_SET, 0, | |
413 | &adapter->hs_cfg); | |
cc0b5a64 | 414 | if (hs_cfg->conditions == HS_CFG_CANCEL) |
5e6e3a92 BZ |
415 | /* Restore previous condition */ |
416 | adapter->hs_cfg.conditions = | |
417 | cpu_to_le32(prev_cond); | |
418 | } else { | |
419 | adapter->hs_cfg.conditions = | |
500f747c | 420 | cpu_to_le32(hs_cfg->conditions); |
5e6e3a92 BZ |
421 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; |
422 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
423 | } | |
424 | break; | |
425 | case HostCmd_ACT_GEN_GET: | |
426 | hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions); | |
427 | hs_cfg->gpio = adapter->hs_cfg.gpio; | |
428 | hs_cfg->gap = adapter->hs_cfg.gap; | |
429 | break; | |
430 | default: | |
431 | status = -1; | |
432 | break; | |
433 | } | |
434 | ||
435 | return status; | |
436 | } | |
437 | ||
5e6e3a92 BZ |
438 | /* |
439 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
440 | * | |
441 | * This function allocates the IOCTL request buffer, fills it | |
442 | * with requisite parameters and calls the IOCTL handler. | |
443 | */ | |
600f5d90 | 444 | int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) |
5e6e3a92 | 445 | { |
5e6e3a92 BZ |
446 | struct mwifiex_ds_hs_cfg hscfg; |
447 | ||
cc0b5a64 | 448 | hscfg.conditions = HS_CFG_CANCEL; |
5e6e3a92 | 449 | hscfg.is_invoke_hostcmd = true; |
5e6e3a92 | 450 | |
636c4598 YAP |
451 | return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, |
452 | cmd_type, &hscfg); | |
5e6e3a92 BZ |
453 | } |
454 | EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); | |
455 | ||
456 | /* | |
457 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
458 | * | |
459 | * This function allocates the IOCTL request buffer, fills it | |
460 | * with requisite parameters and calls the IOCTL handler. | |
461 | */ | |
462 | int mwifiex_enable_hs(struct mwifiex_adapter *adapter) | |
463 | { | |
464 | struct mwifiex_ds_hs_cfg hscfg; | |
22c22d27 AK |
465 | struct mwifiex_private *priv; |
466 | int i; | |
467 | ||
468 | if (disconnect_on_suspend) { | |
469 | for (i = 0; i < adapter->priv_num; i++) { | |
470 | priv = adapter->priv[i]; | |
471 | if (priv) | |
472 | mwifiex_deauthenticate(priv, NULL); | |
473 | } | |
474 | } | |
5e6e3a92 BZ |
475 | |
476 | if (adapter->hs_activated) { | |
69797838 | 477 | dev_dbg(adapter->dev, "cmd: HS Already activated\n"); |
5e6e3a92 BZ |
478 | return true; |
479 | } | |
480 | ||
5e6e3a92 BZ |
481 | adapter->hs_activate_wait_q_woken = false; |
482 | ||
b093863e | 483 | memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg)); |
5e6e3a92 BZ |
484 | hscfg.is_invoke_hostcmd = true; |
485 | ||
486 | if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, | |
500f747c | 487 | MWIFIEX_BSS_ROLE_STA), |
600f5d90 AK |
488 | HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, |
489 | &hscfg)) { | |
5e6e3a92 BZ |
490 | dev_err(adapter->dev, "IOCTL request HS enable failed\n"); |
491 | return false; | |
492 | } | |
493 | ||
9c969d8c BZ |
494 | if (wait_event_interruptible(adapter->hs_activate_wait_q, |
495 | adapter->hs_activate_wait_q_woken)) { | |
496 | dev_err(adapter->dev, "hs_activate_wait_q terminated\n"); | |
497 | return false; | |
498 | } | |
5e6e3a92 BZ |
499 | |
500 | return true; | |
501 | } | |
502 | EXPORT_SYMBOL_GPL(mwifiex_enable_hs); | |
503 | ||
5e6e3a92 BZ |
504 | /* |
505 | * IOCTL request handler to get BSS information. | |
506 | * | |
507 | * This function collates the information from different driver structures | |
508 | * to send to the user. | |
509 | */ | |
510 | int mwifiex_get_bss_info(struct mwifiex_private *priv, | |
511 | struct mwifiex_bss_info *info) | |
512 | { | |
513 | struct mwifiex_adapter *adapter = priv->adapter; | |
514 | struct mwifiex_bssdescriptor *bss_desc; | |
5e6e3a92 BZ |
515 | |
516 | if (!info) | |
517 | return -1; | |
518 | ||
5e6e3a92 BZ |
519 | bss_desc = &priv->curr_bss_params.bss_descriptor; |
520 | ||
5e6e3a92 BZ |
521 | info->bss_mode = priv->bss_mode; |
522 | ||
b9be5f39 | 523 | memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); |
5e6e3a92 | 524 | |
5e6e3a92 BZ |
525 | memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); |
526 | ||
5e6e3a92 BZ |
527 | info->bss_chan = bss_desc->channel; |
528 | ||
67fdf39e | 529 | memcpy(info->country_code, adapter->country_code, |
5e218b7a | 530 | IEEE80211_COUNTRY_STRING_LEN); |
5e6e3a92 | 531 | |
5e6e3a92 BZ |
532 | info->media_connected = priv->media_connected; |
533 | ||
5e6e3a92 BZ |
534 | info->max_power_level = priv->max_tx_power_level; |
535 | info->min_power_level = priv->min_tx_power_level; | |
536 | ||
5e6e3a92 BZ |
537 | info->adhoc_state = priv->adhoc_state; |
538 | ||
5e6e3a92 BZ |
539 | info->bcn_nf_last = priv->bcn_nf_last; |
540 | ||
5eb02e44 | 541 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
542 | info->wep_status = true; |
543 | else | |
544 | info->wep_status = false; | |
545 | ||
546 | info->is_hs_configured = adapter->is_hs_configured; | |
547 | info->is_deep_sleep = adapter->is_deep_sleep; | |
548 | ||
549 | return 0; | |
550 | } | |
551 | ||
a0490936 AK |
552 | /* |
553 | * The function disables auto deep sleep mode. | |
554 | */ | |
555 | int mwifiex_disable_auto_ds(struct mwifiex_private *priv) | |
556 | { | |
557 | struct mwifiex_ds_auto_ds auto_ds; | |
558 | ||
559 | auto_ds.auto_ds = DEEP_SLEEP_OFF; | |
560 | ||
561 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, | |
562 | DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds); | |
563 | } | |
564 | EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); | |
565 | ||
5e6e3a92 BZ |
566 | /* |
567 | * Sends IOCTL request to get the data rate. | |
568 | * | |
569 | * This function allocates the IOCTL request buffer, fills it | |
570 | * with requisite parameters and calls the IOCTL handler. | |
571 | */ | |
006606c0 | 572 | int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) |
5e6e3a92 | 573 | { |
270e58e8 | 574 | int ret; |
5e6e3a92 | 575 | |
006606c0 AK |
576 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, |
577 | HostCmd_ACT_GEN_GET, 0, NULL); | |
5e6e3a92 | 578 | |
5e6e3a92 | 579 | if (!ret) { |
006606c0 AK |
580 | if (priv->is_data_rate_auto) |
581 | *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, | |
582 | priv->tx_htinfo); | |
49753128 | 583 | else |
006606c0 | 584 | *rate = priv->data_rate; |
5e6e3a92 BZ |
585 | } |
586 | ||
5e6e3a92 BZ |
587 | return ret; |
588 | } | |
589 | ||
590 | /* | |
591 | * IOCTL request handler to set tx power configuration. | |
592 | * | |
593 | * This function prepares the correct firmware command and | |
594 | * issues it. | |
595 | * | |
596 | * For non-auto power mode, all the following power groups are set - | |
597 | * - Modulation class HR/DSSS | |
598 | * - Modulation class OFDM | |
599 | * - Modulation class HTBW20 | |
600 | * - Modulation class HTBW40 | |
601 | */ | |
600f5d90 AK |
602 | int mwifiex_set_tx_power(struct mwifiex_private *priv, |
603 | struct mwifiex_power_cfg *power_cfg) | |
5e6e3a92 | 604 | { |
270e58e8 YAP |
605 | int ret; |
606 | struct host_cmd_ds_txpwr_cfg *txp_cfg; | |
607 | struct mwifiex_types_power_group *pg_tlv; | |
608 | struct mwifiex_power_group *pg; | |
609 | u8 *buf; | |
5e6e3a92 BZ |
610 | u16 dbm = 0; |
611 | ||
612 | if (!power_cfg->is_power_auto) { | |
613 | dbm = (u16) power_cfg->power_level; | |
614 | if ((dbm < priv->min_tx_power_level) || | |
615 | (dbm > priv->max_tx_power_level)) { | |
616 | dev_err(priv->adapter->dev, "txpower value %d dBm" | |
500f747c YAP |
617 | " is out of range (%d dBm-%d dBm)\n", |
618 | dbm, priv->min_tx_power_level, | |
619 | priv->max_tx_power_level); | |
5e6e3a92 BZ |
620 | return -1; |
621 | } | |
622 | } | |
623 | buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); | |
0d2e7a5c | 624 | if (!buf) |
b53575ec | 625 | return -ENOMEM; |
5e6e3a92 BZ |
626 | |
627 | txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; | |
628 | txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); | |
629 | if (!power_cfg->is_power_auto) { | |
630 | txp_cfg->mode = cpu_to_le32(1); | |
500f747c YAP |
631 | pg_tlv = (struct mwifiex_types_power_group *) |
632 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
5e6e3a92 BZ |
633 | pg_tlv->type = TLV_TYPE_POWER_GROUP; |
634 | pg_tlv->length = 4 * sizeof(struct mwifiex_power_group); | |
500f747c YAP |
635 | pg = (struct mwifiex_power_group *) |
636 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg) | |
637 | + sizeof(struct mwifiex_types_power_group)); | |
5e6e3a92 BZ |
638 | /* Power group for modulation class HR/DSSS */ |
639 | pg->first_rate_code = 0x00; | |
640 | pg->last_rate_code = 0x03; | |
641 | pg->modulation_class = MOD_CLASS_HR_DSSS; | |
642 | pg->power_step = 0; | |
643 | pg->power_min = (s8) dbm; | |
644 | pg->power_max = (s8) dbm; | |
645 | pg++; | |
646 | /* Power group for modulation class OFDM */ | |
647 | pg->first_rate_code = 0x00; | |
648 | pg->last_rate_code = 0x07; | |
649 | pg->modulation_class = MOD_CLASS_OFDM; | |
650 | pg->power_step = 0; | |
651 | pg->power_min = (s8) dbm; | |
652 | pg->power_max = (s8) dbm; | |
653 | pg++; | |
654 | /* Power group for modulation class HTBW20 */ | |
655 | pg->first_rate_code = 0x00; | |
656 | pg->last_rate_code = 0x20; | |
657 | pg->modulation_class = MOD_CLASS_HT; | |
658 | pg->power_step = 0; | |
659 | pg->power_min = (s8) dbm; | |
660 | pg->power_max = (s8) dbm; | |
661 | pg->ht_bandwidth = HT_BW_20; | |
662 | pg++; | |
663 | /* Power group for modulation class HTBW40 */ | |
664 | pg->first_rate_code = 0x00; | |
665 | pg->last_rate_code = 0x20; | |
666 | pg->modulation_class = MOD_CLASS_HT; | |
667 | pg->power_step = 0; | |
668 | pg->power_min = (s8) dbm; | |
669 | pg->power_max = (s8) dbm; | |
670 | pg->ht_bandwidth = HT_BW_40; | |
671 | } | |
600f5d90 AK |
672 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG, |
673 | HostCmd_ACT_GEN_SET, 0, buf); | |
5e6e3a92 | 674 | |
600f5d90 | 675 | kfree(buf); |
5e6e3a92 BZ |
676 | return ret; |
677 | } | |
678 | ||
679 | /* | |
680 | * IOCTL request handler to get power save mode. | |
681 | * | |
682 | * This function prepares the correct firmware command and | |
683 | * issues it. | |
684 | */ | |
600f5d90 | 685 | int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) |
5e6e3a92 | 686 | { |
270e58e8 | 687 | int ret; |
5e6e3a92 BZ |
688 | struct mwifiex_adapter *adapter = priv->adapter; |
689 | u16 sub_cmd; | |
690 | ||
600f5d90 AK |
691 | if (*ps_mode) |
692 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; | |
693 | else | |
694 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
695 | sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; | |
696 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, | |
697 | sub_cmd, BITMAP_STA_PS, NULL); | |
698 | if ((!ret) && (sub_cmd == DIS_AUTO_PS)) | |
699 | ret = mwifiex_send_cmd_async(priv, | |
500f747c YAP |
700 | HostCmd_CMD_802_11_PS_MODE_ENH, |
701 | GET_PS, 0, NULL); | |
5e6e3a92 BZ |
702 | |
703 | return ret; | |
704 | } | |
705 | ||
706 | /* | |
707 | * IOCTL request handler to set/reset WPA IE. | |
708 | * | |
709 | * The supplied WPA IE is treated as a opaque buffer. Only the first field | |
710 | * is checked to determine WPA version. If buffer length is zero, the existing | |
711 | * WPA IE is reset. | |
712 | */ | |
713 | static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, | |
714 | u8 *ie_data_ptr, u16 ie_len) | |
715 | { | |
716 | if (ie_len) { | |
717 | if (ie_len > sizeof(priv->wpa_ie)) { | |
718 | dev_err(priv->adapter->dev, | |
719 | "failed to copy WPA IE, too big\n"); | |
720 | return -1; | |
721 | } | |
722 | memcpy(priv->wpa_ie, ie_data_ptr, ie_len); | |
723 | priv->wpa_ie_len = (u8) ie_len; | |
724 | dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", | |
500f747c | 725 | priv->wpa_ie_len, priv->wpa_ie[0]); |
5e6e3a92 | 726 | |
04b2312a | 727 | if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { |
5e6e3a92 BZ |
728 | priv->sec_info.wpa_enabled = true; |
729 | } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { | |
730 | priv->sec_info.wpa2_enabled = true; | |
731 | } else { | |
732 | priv->sec_info.wpa_enabled = false; | |
733 | priv->sec_info.wpa2_enabled = false; | |
734 | } | |
735 | } else { | |
736 | memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie)); | |
737 | priv->wpa_ie_len = 0; | |
738 | dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n", | |
739 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
740 | priv->sec_info.wpa_enabled = false; | |
741 | priv->sec_info.wpa2_enabled = false; | |
742 | } | |
743 | ||
744 | return 0; | |
745 | } | |
746 | ||
747 | /* | |
748 | * IOCTL request handler to set/reset WAPI IE. | |
749 | * | |
750 | * The supplied WAPI IE is treated as a opaque buffer. Only the first field | |
751 | * is checked to internally enable WAPI. If buffer length is zero, the existing | |
752 | * WAPI IE is reset. | |
753 | */ | |
754 | static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, | |
755 | u8 *ie_data_ptr, u16 ie_len) | |
756 | { | |
757 | if (ie_len) { | |
758 | if (ie_len > sizeof(priv->wapi_ie)) { | |
759 | dev_dbg(priv->adapter->dev, | |
760 | "info: failed to copy WAPI IE, too big\n"); | |
761 | return -1; | |
762 | } | |
763 | memcpy(priv->wapi_ie, ie_data_ptr, ie_len); | |
764 | priv->wapi_ie_len = ie_len; | |
765 | dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n", | |
500f747c | 766 | priv->wapi_ie_len, priv->wapi_ie[0]); |
5e6e3a92 BZ |
767 | |
768 | if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) | |
769 | priv->sec_info.wapi_enabled = true; | |
770 | } else { | |
771 | memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie)); | |
772 | priv->wapi_ie_len = ie_len; | |
773 | dev_dbg(priv->adapter->dev, | |
774 | "info: Reset wapi_ie_len=%d IE=%#x\n", | |
775 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
776 | priv->sec_info.wapi_enabled = false; | |
777 | } | |
778 | return 0; | |
779 | } | |
780 | ||
13d7ba78 AP |
781 | /* |
782 | * IOCTL request handler to set/reset WPS IE. | |
783 | * | |
784 | * The supplied WPS IE is treated as a opaque buffer. Only the first field | |
785 | * is checked to internally enable WPS. If buffer length is zero, the existing | |
786 | * WPS IE is reset. | |
787 | */ | |
788 | static int mwifiex_set_wps_ie(struct mwifiex_private *priv, | |
789 | u8 *ie_data_ptr, u16 ie_len) | |
790 | { | |
791 | if (ie_len) { | |
792 | priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); | |
793 | if (!priv->wps_ie) | |
794 | return -ENOMEM; | |
795 | if (ie_len > sizeof(priv->wps_ie)) { | |
796 | dev_dbg(priv->adapter->dev, | |
797 | "info: failed to copy WPS IE, too big\n"); | |
798 | kfree(priv->wps_ie); | |
799 | return -1; | |
800 | } | |
801 | memcpy(priv->wps_ie, ie_data_ptr, ie_len); | |
802 | priv->wps_ie_len = ie_len; | |
803 | dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n", | |
804 | priv->wps_ie_len, priv->wps_ie[0]); | |
805 | } else { | |
806 | kfree(priv->wps_ie); | |
807 | priv->wps_ie_len = ie_len; | |
808 | dev_dbg(priv->adapter->dev, | |
809 | "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); | |
810 | } | |
811 | return 0; | |
812 | } | |
813 | ||
5e6e3a92 BZ |
814 | /* |
815 | * IOCTL request handler to set WAPI key. | |
816 | * | |
817 | * This function prepares the correct firmware command and | |
818 | * issues it. | |
819 | */ | |
600f5d90 | 820 | static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
821 | struct mwifiex_ds_encrypt_key *encrypt_key) |
822 | { | |
5e6e3a92 | 823 | |
636c4598 | 824 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
500f747c YAP |
825 | HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, |
826 | encrypt_key); | |
5e6e3a92 BZ |
827 | } |
828 | ||
5e6e3a92 BZ |
829 | /* |
830 | * IOCTL request handler to set WEP network key. | |
831 | * | |
832 | * This function prepares the correct firmware command and | |
833 | * issues it, after validation checks. | |
834 | */ | |
600f5d90 | 835 | static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
836 | struct mwifiex_ds_encrypt_key *encrypt_key) |
837 | { | |
270e58e8 YAP |
838 | int ret; |
839 | struct mwifiex_wep_key *wep_key; | |
5e6e3a92 BZ |
840 | int index; |
841 | ||
842 | if (priv->wep_key_curr_index >= NUM_WEP_KEYS) | |
843 | priv->wep_key_curr_index = 0; | |
844 | wep_key = &priv->wep_key[priv->wep_key_curr_index]; | |
845 | index = encrypt_key->key_index; | |
846 | if (encrypt_key->key_disable) { | |
5eb02e44 | 847 | priv->sec_info.wep_enabled = 0; |
5e6e3a92 BZ |
848 | } else if (!encrypt_key->key_len) { |
849 | /* Copy the required key as the current key */ | |
850 | wep_key = &priv->wep_key[index]; | |
851 | if (!wep_key->key_length) { | |
600f5d90 | 852 | dev_err(priv->adapter->dev, |
5e6e3a92 BZ |
853 | "key not set, so cannot enable it\n"); |
854 | return -1; | |
855 | } | |
856 | priv->wep_key_curr_index = (u16) index; | |
5eb02e44 | 857 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
858 | } else { |
859 | wep_key = &priv->wep_key[index]; | |
5e6e3a92 BZ |
860 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
861 | /* Copy the key in the driver */ | |
862 | memcpy(wep_key->key_material, | |
863 | encrypt_key->key_material, | |
864 | encrypt_key->key_len); | |
865 | wep_key->key_index = index; | |
866 | wep_key->key_length = encrypt_key->key_len; | |
5eb02e44 | 867 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
868 | } |
869 | if (wep_key->key_length) { | |
870 | /* Send request to firmware */ | |
600f5d90 AK |
871 | ret = mwifiex_send_cmd_async(priv, |
872 | HostCmd_CMD_802_11_KEY_MATERIAL, | |
873 | HostCmd_ACT_GEN_SET, 0, NULL); | |
5e6e3a92 BZ |
874 | if (ret) |
875 | return ret; | |
876 | } | |
5eb02e44 | 877 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
878 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
879 | else | |
880 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
881 | ||
600f5d90 AK |
882 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL, |
883 | HostCmd_ACT_GEN_SET, 0, | |
884 | &priv->curr_pkt_filter); | |
5e6e3a92 BZ |
885 | |
886 | return ret; | |
887 | } | |
888 | ||
889 | /* | |
890 | * IOCTL request handler to set WPA key. | |
891 | * | |
892 | * This function prepares the correct firmware command and | |
893 | * issues it, after validation checks. | |
894 | * | |
895 | * Current driver only supports key length of up to 32 bytes. | |
896 | * | |
897 | * This function can also be used to disable a currently set key. | |
898 | */ | |
600f5d90 | 899 | static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
900 | struct mwifiex_ds_encrypt_key *encrypt_key) |
901 | { | |
270e58e8 | 902 | int ret; |
5e6e3a92 BZ |
903 | u8 remove_key = false; |
904 | struct host_cmd_ds_802_11_key_material *ibss_key; | |
905 | ||
906 | /* Current driver only supports key length of up to 32 bytes */ | |
a3731658 | 907 | if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) { |
600f5d90 | 908 | dev_err(priv->adapter->dev, "key length too long\n"); |
5e6e3a92 BZ |
909 | return -1; |
910 | } | |
911 | ||
eecd8250 | 912 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
913 | /* |
914 | * IBSS/WPA-None uses only one key (Group) for both receiving | |
915 | * and sending unicast and multicast packets. | |
916 | */ | |
917 | /* Send the key as PTK to firmware */ | |
918 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
600f5d90 | 919 | ret = mwifiex_send_cmd_async(priv, |
500f747c YAP |
920 | HostCmd_CMD_802_11_KEY_MATERIAL, |
921 | HostCmd_ACT_GEN_SET, | |
922 | KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 BZ |
923 | if (ret) |
924 | return ret; | |
925 | ||
926 | ibss_key = &priv->aes_key; | |
927 | memset(ibss_key, 0, | |
928 | sizeof(struct host_cmd_ds_802_11_key_material)); | |
929 | /* Copy the key in the driver */ | |
930 | memcpy(ibss_key->key_param_set.key, encrypt_key->key_material, | |
931 | encrypt_key->key_len); | |
932 | memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len, | |
933 | sizeof(ibss_key->key_param_set.key_len)); | |
934 | ibss_key->key_param_set.key_type_id | |
935 | = cpu_to_le16(KEY_TYPE_ID_TKIP); | |
6a35a0ac | 936 | ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED); |
5e6e3a92 BZ |
937 | |
938 | /* Send the key as GTK to firmware */ | |
939 | encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST; | |
940 | } | |
941 | ||
942 | if (!encrypt_key->key_index) | |
943 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
944 | ||
945 | if (remove_key) | |
600f5d90 | 946 | ret = mwifiex_send_cmd_sync(priv, |
500f747c YAP |
947 | HostCmd_CMD_802_11_KEY_MATERIAL, |
948 | HostCmd_ACT_GEN_SET, | |
949 | !KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 | 950 | else |
600f5d90 | 951 | ret = mwifiex_send_cmd_sync(priv, |
500f747c YAP |
952 | HostCmd_CMD_802_11_KEY_MATERIAL, |
953 | HostCmd_ACT_GEN_SET, | |
954 | KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 BZ |
955 | |
956 | return ret; | |
957 | } | |
958 | ||
959 | /* | |
960 | * IOCTL request handler to set/get network keys. | |
961 | * | |
962 | * This is a generic key handling function which supports WEP, WPA | |
963 | * and WAPI. | |
964 | */ | |
965 | static int | |
966 | mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
967 | struct mwifiex_ds_encrypt_key *encrypt_key) |
968 | { | |
270e58e8 | 969 | int status; |
5e6e3a92 BZ |
970 | |
971 | if (encrypt_key->is_wapi_key) | |
600f5d90 | 972 | status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key); |
5e6e3a92 | 973 | else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104) |
600f5d90 | 974 | status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key); |
5e6e3a92 | 975 | else |
600f5d90 | 976 | status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key); |
5e6e3a92 BZ |
977 | return status; |
978 | } | |
979 | ||
980 | /* | |
981 | * This function returns the driver version. | |
982 | */ | |
983 | int | |
984 | mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, | |
985 | int max_len) | |
986 | { | |
987 | union { | |
988 | u32 l; | |
989 | u8 c[4]; | |
990 | } ver; | |
991 | char fw_ver[32]; | |
992 | ||
993 | ver.l = adapter->fw_release_number; | |
994 | sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); | |
995 | ||
996 | snprintf(version, max_len, driver_version, fw_ver); | |
997 | ||
998 | dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version); | |
999 | ||
1000 | return 0; | |
1001 | } | |
1002 | ||
5e6e3a92 BZ |
1003 | /* |
1004 | * Sends IOCTL request to set encoding parameters. | |
1005 | * | |
1006 | * This function allocates the IOCTL request buffer, fills it | |
1007 | * with requisite parameters and calls the IOCTL handler. | |
1008 | */ | |
53b11231 YL |
1009 | int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, |
1010 | const u8 *key, int key_len, u8 key_index, | |
1011 | const u8 *mac_addr, int disable) | |
5e6e3a92 | 1012 | { |
5e6e3a92 | 1013 | struct mwifiex_ds_encrypt_key encrypt_key; |
5e6e3a92 | 1014 | |
5e6e3a92 BZ |
1015 | memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); |
1016 | encrypt_key.key_len = key_len; | |
53b11231 YL |
1017 | |
1018 | if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) | |
1019 | encrypt_key.is_igtk_key = true; | |
1020 | ||
5e6e3a92 BZ |
1021 | if (!disable) { |
1022 | encrypt_key.key_index = key_index; | |
1023 | if (key_len) | |
1024 | memcpy(encrypt_key.key_material, key, key_len); | |
75edd2c6 AP |
1025 | if (mac_addr) |
1026 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
53b11231 YL |
1027 | if (kp && kp->seq && kp->seq_len) |
1028 | memcpy(encrypt_key.pn, kp->seq, kp->seq_len); | |
5e6e3a92 BZ |
1029 | } else { |
1030 | encrypt_key.key_disable = true; | |
75edd2c6 AP |
1031 | if (mac_addr) |
1032 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
5e6e3a92 BZ |
1033 | } |
1034 | ||
636c4598 | 1035 | return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); |
5e6e3a92 BZ |
1036 | } |
1037 | ||
1038 | /* | |
1039 | * Sends IOCTL request to get extended version. | |
1040 | * | |
1041 | * This function allocates the IOCTL request buffer, fills it | |
1042 | * with requisite parameters and calls the IOCTL handler. | |
1043 | */ | |
1044 | int | |
1045 | mwifiex_get_ver_ext(struct mwifiex_private *priv) | |
1046 | { | |
1047 | struct mwifiex_ver_ext ver_ext; | |
5e6e3a92 | 1048 | |
5e6e3a92 | 1049 | memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext)); |
636c4598 | 1050 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT, |
500f747c | 1051 | HostCmd_ACT_GEN_GET, 0, &ver_ext)) |
636c4598 | 1052 | return -1; |
5e6e3a92 | 1053 | |
636c4598 | 1054 | return 0; |
5e6e3a92 BZ |
1055 | } |
1056 | ||
7feb4c48 SP |
1057 | int |
1058 | mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, | |
1059 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
1060 | unsigned int duration) |
1061 | { | |
1062 | struct host_cmd_ds_remain_on_chan roc_cfg; | |
1063 | u8 sc; | |
1064 | ||
1065 | memset(&roc_cfg, 0, sizeof(roc_cfg)); | |
1066 | roc_cfg.action = cpu_to_le16(action); | |
1067 | if (action == HostCmd_ACT_GEN_SET) { | |
1068 | roc_cfg.band_cfg = chan->band; | |
42d97a59 | 1069 | sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); |
7feb4c48 SP |
1070 | roc_cfg.band_cfg |= (sc << 2); |
1071 | ||
1072 | roc_cfg.channel = | |
1073 | ieee80211_frequency_to_channel(chan->center_freq); | |
1074 | roc_cfg.duration = cpu_to_le32(duration); | |
1075 | } | |
1076 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_REMAIN_ON_CHAN, | |
1077 | action, 0, &roc_cfg)) { | |
1078 | dev_err(priv->adapter->dev, "failed to remain on channel\n"); | |
1079 | return -1; | |
1080 | } | |
1081 | ||
1082 | return roc_cfg.status; | |
1083 | } | |
1084 | ||
9197ab9e SP |
1085 | int |
1086 | mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role) | |
1087 | { | |
1088 | if (GET_BSS_ROLE(priv) == bss_role) { | |
1089 | dev_dbg(priv->adapter->dev, | |
1090 | "info: already in the desired role.\n"); | |
1091 | return 0; | |
1092 | } | |
1093 | ||
1094 | mwifiex_free_priv(priv); | |
1095 | mwifiex_init_priv(priv); | |
1096 | ||
1097 | priv->bss_role = bss_role; | |
1098 | switch (bss_role) { | |
1099 | case MWIFIEX_BSS_ROLE_UAP: | |
1100 | priv->bss_mode = NL80211_IFTYPE_AP; | |
1101 | break; | |
1102 | case MWIFIEX_BSS_ROLE_STA: | |
1103 | case MWIFIEX_BSS_ROLE_ANY: | |
1104 | default: | |
1105 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
1106 | break; | |
1107 | } | |
1108 | ||
1109 | mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE, | |
1110 | HostCmd_ACT_GEN_SET, 0, NULL); | |
1111 | ||
1112 | return mwifiex_sta_init_cmd(priv, false); | |
1113 | } | |
1114 | ||
5e6e3a92 BZ |
1115 | /* |
1116 | * Sends IOCTL request to get statistics information. | |
1117 | * | |
1118 | * This function allocates the IOCTL request buffer, fills it | |
1119 | * with requisite parameters and calls the IOCTL handler. | |
1120 | */ | |
1121 | int | |
1122 | mwifiex_get_stats_info(struct mwifiex_private *priv, | |
1123 | struct mwifiex_ds_get_stats *log) | |
1124 | { | |
67a50035 | 1125 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG, |
500f747c | 1126 | HostCmd_ACT_GEN_GET, 0, log); |
5e6e3a92 BZ |
1127 | } |
1128 | ||
1129 | /* | |
1130 | * IOCTL request handler to read/write register. | |
1131 | * | |
1132 | * This function prepares the correct firmware command and | |
1133 | * issues it. | |
1134 | * | |
1135 | * Access to the following registers are supported - | |
1136 | * - MAC | |
1137 | * - BBP | |
1138 | * - RF | |
1139 | * - PMIC | |
1140 | * - CAU | |
1141 | */ | |
1142 | static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1143 | struct mwifiex_ds_reg_rw *reg_rw, |
1144 | u16 action) | |
1145 | { | |
5e6e3a92 BZ |
1146 | u16 cmd_no; |
1147 | ||
1148 | switch (le32_to_cpu(reg_rw->type)) { | |
1149 | case MWIFIEX_REG_MAC: | |
1150 | cmd_no = HostCmd_CMD_MAC_REG_ACCESS; | |
1151 | break; | |
1152 | case MWIFIEX_REG_BBP: | |
1153 | cmd_no = HostCmd_CMD_BBP_REG_ACCESS; | |
1154 | break; | |
1155 | case MWIFIEX_REG_RF: | |
1156 | cmd_no = HostCmd_CMD_RF_REG_ACCESS; | |
1157 | break; | |
1158 | case MWIFIEX_REG_PMIC: | |
1159 | cmd_no = HostCmd_CMD_PMIC_REG_ACCESS; | |
1160 | break; | |
1161 | case MWIFIEX_REG_CAU: | |
1162 | cmd_no = HostCmd_CMD_CAU_REG_ACCESS; | |
1163 | break; | |
1164 | default: | |
1165 | return -1; | |
1166 | } | |
1167 | ||
636c4598 | 1168 | return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw); |
5e6e3a92 | 1169 | |
5e6e3a92 BZ |
1170 | } |
1171 | ||
1172 | /* | |
1173 | * Sends IOCTL request to write to a register. | |
1174 | * | |
1175 | * This function allocates the IOCTL request buffer, fills it | |
1176 | * with requisite parameters and calls the IOCTL handler. | |
1177 | */ | |
1178 | int | |
1179 | mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type, | |
1180 | u32 reg_offset, u32 reg_value) | |
1181 | { | |
5e6e3a92 BZ |
1182 | struct mwifiex_ds_reg_rw reg_rw; |
1183 | ||
5e6e3a92 BZ |
1184 | reg_rw.type = cpu_to_le32(reg_type); |
1185 | reg_rw.offset = cpu_to_le32(reg_offset); | |
1186 | reg_rw.value = cpu_to_le32(reg_value); | |
5e6e3a92 | 1187 | |
636c4598 | 1188 | return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET); |
5e6e3a92 BZ |
1189 | } |
1190 | ||
1191 | /* | |
1192 | * Sends IOCTL request to read from a register. | |
1193 | * | |
1194 | * This function allocates the IOCTL request buffer, fills it | |
1195 | * with requisite parameters and calls the IOCTL handler. | |
1196 | */ | |
1197 | int | |
1198 | mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type, | |
1199 | u32 reg_offset, u32 *value) | |
1200 | { | |
270e58e8 | 1201 | int ret; |
5e6e3a92 BZ |
1202 | struct mwifiex_ds_reg_rw reg_rw; |
1203 | ||
5e6e3a92 BZ |
1204 | reg_rw.type = cpu_to_le32(reg_type); |
1205 | reg_rw.offset = cpu_to_le32(reg_offset); | |
600f5d90 | 1206 | ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET); |
5e6e3a92 | 1207 | |
5e6e3a92 BZ |
1208 | if (ret) |
1209 | goto done; | |
1210 | ||
1211 | *value = le32_to_cpu(reg_rw.value); | |
1212 | ||
1213 | done: | |
5e6e3a92 BZ |
1214 | return ret; |
1215 | } | |
1216 | ||
1217 | /* | |
1218 | * Sends IOCTL request to read from EEPROM. | |
1219 | * | |
1220 | * This function allocates the IOCTL request buffer, fills it | |
1221 | * with requisite parameters and calls the IOCTL handler. | |
1222 | */ | |
1223 | int | |
1224 | mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, | |
1225 | u8 *value) | |
1226 | { | |
270e58e8 | 1227 | int ret; |
5e6e3a92 BZ |
1228 | struct mwifiex_ds_read_eeprom rd_eeprom; |
1229 | ||
5e6e3a92 BZ |
1230 | rd_eeprom.offset = cpu_to_le16((u16) offset); |
1231 | rd_eeprom.byte_count = cpu_to_le16((u16) bytes); | |
5e6e3a92 | 1232 | |
600f5d90 AK |
1233 | /* Send request to firmware */ |
1234 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, | |
1235 | HostCmd_ACT_GEN_GET, 0, &rd_eeprom); | |
5e6e3a92 | 1236 | |
600f5d90 AK |
1237 | if (!ret) |
1238 | memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA); | |
5e6e3a92 BZ |
1239 | return ret; |
1240 | } | |
1241 | ||
1242 | /* | |
1243 | * This function sets a generic IE. In addition to generic IE, it can | |
1244 | * also handle WPA, WPA2 and WAPI IEs. | |
1245 | */ | |
1246 | static int | |
1247 | mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, | |
1248 | u16 ie_len) | |
1249 | { | |
1250 | int ret = 0; | |
1251 | struct ieee_types_vendor_header *pvendor_ie; | |
1252 | const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 }; | |
1253 | const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 }; | |
1254 | ||
1255 | /* If the passed length is zero, reset the buffer */ | |
1256 | if (!ie_len) { | |
1257 | priv->gen_ie_buf_len = 0; | |
1258 | priv->wps.session_enable = false; | |
1259 | ||
1260 | return 0; | |
1261 | } else if (!ie_data_ptr) { | |
1262 | return -1; | |
1263 | } | |
1264 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
1265 | /* Test to see if it is a WPA IE, if not, then it is a gen IE */ | |
04b2312a | 1266 | if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
500f747c YAP |
1267 | (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || |
1268 | (pvendor_ie->element_id == WLAN_EID_RSN)) { | |
5e6e3a92 BZ |
1269 | |
1270 | /* IE is a WPA/WPA2 IE so call set_wpa function */ | |
1271 | ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len); | |
1272 | priv->wps.session_enable = false; | |
1273 | ||
1274 | return ret; | |
1275 | } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) { | |
1276 | /* IE is a WAPI IE so call set_wapi function */ | |
1277 | ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len); | |
1278 | ||
1279 | return ret; | |
1280 | } | |
1281 | /* | |
1282 | * Verify that the passed length is not larger than the | |
1283 | * available space remaining in the buffer | |
1284 | */ | |
1285 | if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) { | |
1286 | ||
1287 | /* Test to see if it is a WPS IE, if so, enable | |
1288 | * wps session flag | |
1289 | */ | |
1290 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
500f747c YAP |
1291 | if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
1292 | (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { | |
5e6e3a92 BZ |
1293 | priv->wps.session_enable = true; |
1294 | dev_dbg(priv->adapter->dev, | |
1295 | "info: WPS Session Enabled.\n"); | |
13d7ba78 | 1296 | ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len); |
5e6e3a92 BZ |
1297 | } |
1298 | ||
1299 | /* Append the passed data to the end of the | |
1300 | genIeBuffer */ | |
1301 | memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr, | |
500f747c | 1302 | ie_len); |
5e6e3a92 BZ |
1303 | /* Increment the stored buffer length by the |
1304 | size passed */ | |
1305 | priv->gen_ie_buf_len += ie_len; | |
1306 | } else { | |
1307 | /* Passed data does not fit in the remaining | |
1308 | buffer space */ | |
1309 | ret = -1; | |
1310 | } | |
1311 | ||
1312 | /* Return 0, or -1 for error case */ | |
1313 | return ret; | |
1314 | } | |
1315 | ||
1316 | /* | |
1317 | * IOCTL request handler to set/get generic IE. | |
1318 | * | |
1319 | * In addition to various generic IEs, this function can also be | |
1320 | * used to set the ARP filter. | |
1321 | */ | |
1322 | static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, | |
1323 | struct mwifiex_ds_misc_gen_ie *gen_ie, | |
1324 | u16 action) | |
1325 | { | |
1326 | struct mwifiex_adapter *adapter = priv->adapter; | |
1327 | ||
1328 | switch (gen_ie->type) { | |
1329 | case MWIFIEX_IE_TYPE_GEN_IE: | |
1330 | if (action == HostCmd_ACT_GEN_GET) { | |
1331 | gen_ie->len = priv->wpa_ie_len; | |
1332 | memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len); | |
1333 | } else { | |
1334 | mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data, | |
1335 | (u16) gen_ie->len); | |
1336 | } | |
1337 | break; | |
1338 | case MWIFIEX_IE_TYPE_ARP_FILTER: | |
1339 | memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter)); | |
1340 | if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) { | |
1341 | adapter->arp_filter_size = 0; | |
1342 | dev_err(adapter->dev, "invalid ARP filter size\n"); | |
1343 | return -1; | |
1344 | } else { | |
1345 | memcpy(adapter->arp_filter, gen_ie->ie_data, | |
500f747c | 1346 | gen_ie->len); |
5e6e3a92 BZ |
1347 | adapter->arp_filter_size = gen_ie->len; |
1348 | } | |
1349 | break; | |
1350 | default: | |
1351 | dev_err(adapter->dev, "invalid IE type\n"); | |
1352 | return -1; | |
1353 | } | |
1354 | return 0; | |
1355 | } | |
1356 | ||
1357 | /* | |
1358 | * Sends IOCTL request to set a generic IE. | |
1359 | * | |
1360 | * This function allocates the IOCTL request buffer, fills it | |
1361 | * with requisite parameters and calls the IOCTL handler. | |
1362 | */ | |
1363 | int | |
1364 | mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len) | |
1365 | { | |
1366 | struct mwifiex_ds_misc_gen_ie gen_ie; | |
5e6e3a92 | 1367 | |
67a50035 | 1368 | if (ie_len > IEEE_MAX_IE_SIZE) |
5e6e3a92 BZ |
1369 | return -EFAULT; |
1370 | ||
1371 | gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE; | |
1372 | gen_ie.len = ie_len; | |
1373 | memcpy(gen_ie.ie_data, ie, ie_len); | |
636c4598 | 1374 | if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET)) |
5e6e3a92 BZ |
1375 | return -EFAULT; |
1376 | ||
1377 | return 0; | |
1378 | } |