Commit | Line | Data |
---|---|---|
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; | |
ccd384b1 | 99 | if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) { |
5e6e3a92 BZ |
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; | |
6390d885 DD |
107 | dev_dbg(priv->adapter->dev, |
108 | "info: Set multicast list=%d\n", | |
109 | mcast_list->num_multicast_addr); | |
110 | /* Send multicast addresses to firmware */ | |
111 | ret = mwifiex_send_cmd_async(priv, | |
112 | HostCmd_CMD_MAC_MULTICAST_ADR, | |
113 | HostCmd_ACT_GEN_SET, 0, | |
114 | mcast_list); | |
5e6e3a92 BZ |
115 | } |
116 | } | |
117 | dev_dbg(priv->adapter->dev, | |
118 | "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n", | |
119 | old_pkt_filter, priv->curr_pkt_filter); | |
120 | if (old_pkt_filter != priv->curr_pkt_filter) { | |
600f5d90 AK |
121 | ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, |
122 | HostCmd_ACT_GEN_SET, | |
123 | 0, &priv->curr_pkt_filter); | |
5e6e3a92 BZ |
124 | } |
125 | ||
126 | return ret; | |
127 | } | |
128 | ||
7c6fa2a8 AK |
129 | /* |
130 | * This function fills bss descriptor structure using provided | |
131 | * information. | |
d837a2ae BZ |
132 | * beacon_ie buffer is allocated in this function. It is caller's |
133 | * responsibility to free the memory. | |
7c6fa2a8 AK |
134 | */ |
135 | int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, | |
9558a407 | 136 | struct cfg80211_bss *bss, |
7c6fa2a8 AK |
137 | struct mwifiex_bssdescriptor *bss_desc) |
138 | { | |
9558a407 | 139 | u8 *beacon_ie; |
403e1673 | 140 | size_t beacon_ie_len; |
b5abcf02 | 141 | struct mwifiex_bss_priv *bss_priv = (void *)bss->priv; |
9caf0364 JB |
142 | const struct cfg80211_bss_ies *ies; |
143 | ||
144 | rcu_read_lock(); | |
145 | ies = rcu_dereference(bss->ies); | |
9caf0364 JB |
146 | beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC); |
147 | beacon_ie_len = ies->len; | |
8cef2c9d | 148 | bss_desc->timestamp = ies->tsf; |
9caf0364 | 149 | rcu_read_unlock(); |
7c6fa2a8 | 150 | |
9558a407 AK |
151 | if (!beacon_ie) { |
152 | dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); | |
153 | return -ENOMEM; | |
154 | } | |
155 | ||
156 | memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN); | |
157 | bss_desc->rssi = bss->signal; | |
d837a2ae | 158 | /* The caller of this function will free beacon_ie */ |
9558a407 | 159 | bss_desc->beacon_buf = beacon_ie; |
904f137d | 160 | bss_desc->beacon_buf_size = beacon_ie_len; |
9558a407 AK |
161 | bss_desc->beacon_period = bss->beacon_interval; |
162 | bss_desc->cap_info_bitmap = bss->capability; | |
b5abcf02 AK |
163 | bss_desc->bss_band = bss_priv->band; |
164 | bss_desc->fw_tsf = bss_priv->fw_tsf; | |
7c6fa2a8 AK |
165 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) { |
166 | dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n"); | |
167 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP; | |
168 | } else { | |
169 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL; | |
170 | } | |
171 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_IBSS) | |
172 | bss_desc->bss_mode = NL80211_IFTYPE_ADHOC; | |
173 | else | |
174 | bss_desc->bss_mode = NL80211_IFTYPE_STATION; | |
175 | ||
c43933e6 BZ |
176 | /* Disable 11ac by default. Enable it only where there |
177 | * exist VHT_CAP IE in AP beacon | |
178 | */ | |
179 | bss_desc->disable_11ac = true; | |
180 | ||
2a7305c8 AK |
181 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT) |
182 | bss_desc->sensed_11h = true; | |
183 | ||
d837a2ae | 184 | return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc); |
7c6fa2a8 AK |
185 | } |
186 | ||
e89e2da2 AK |
187 | static int mwifiex_process_country_ie(struct mwifiex_private *priv, |
188 | struct cfg80211_bss *bss) | |
189 | { | |
9caf0364 JB |
190 | const u8 *country_ie; |
191 | u8 country_ie_len; | |
e89e2da2 AK |
192 | struct mwifiex_802_11d_domain_reg *domain_info = |
193 | &priv->adapter->domain_reg; | |
194 | ||
9caf0364 JB |
195 | rcu_read_lock(); |
196 | country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); | |
197 | if (!country_ie) { | |
198 | rcu_read_unlock(); | |
e89e2da2 | 199 | return 0; |
9caf0364 | 200 | } |
e89e2da2 AK |
201 | |
202 | country_ie_len = country_ie[1]; | |
9caf0364 JB |
203 | if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) { |
204 | rcu_read_unlock(); | |
e89e2da2 | 205 | return 0; |
9caf0364 | 206 | } |
e89e2da2 AK |
207 | |
208 | domain_info->country_code[0] = country_ie[2]; | |
209 | domain_info->country_code[1] = country_ie[3]; | |
210 | domain_info->country_code[2] = ' '; | |
211 | ||
212 | country_ie_len -= IEEE80211_COUNTRY_STRING_LEN; | |
213 | ||
214 | domain_info->no_of_triplet = | |
215 | country_ie_len / sizeof(struct ieee80211_country_ie_triplet); | |
216 | ||
217 | memcpy((u8 *)domain_info->triplet, | |
218 | &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len); | |
219 | ||
9caf0364 JB |
220 | rcu_read_unlock(); |
221 | ||
e89e2da2 AK |
222 | if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
223 | HostCmd_ACT_GEN_SET, 0, NULL)) { | |
224 | wiphy_err(priv->adapter->wiphy, | |
225 | "11D: setting domain info in FW\n"); | |
226 | return -1; | |
227 | } | |
228 | ||
229 | return 0; | |
230 | } | |
231 | ||
5e6e3a92 | 232 | /* |
5e6e3a92 BZ |
233 | * In Ad-Hoc mode, the IBSS is created if not found in scan list. |
234 | * In both Ad-Hoc and infra mode, an deauthentication is performed | |
235 | * first. | |
236 | */ | |
7c6fa2a8 | 237 | int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, |
b9be5f39 | 238 | struct cfg80211_ssid *req_ssid) |
5e6e3a92 | 239 | { |
270e58e8 | 240 | int ret; |
5e6e3a92 | 241 | struct mwifiex_adapter *adapter = priv->adapter; |
7c6fa2a8 | 242 | struct mwifiex_bssdescriptor *bss_desc = NULL; |
5e6e3a92 BZ |
243 | |
244 | priv->scan_block = false; | |
7c6fa2a8 AK |
245 | |
246 | if (bss) { | |
e89e2da2 AK |
247 | mwifiex_process_country_ie(priv, bss); |
248 | ||
7c6fa2a8 AK |
249 | /* Allocate and fill new bss descriptor */ |
250 | bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), | |
0d2e7a5c JP |
251 | GFP_KERNEL); |
252 | if (!bss_desc) | |
7c6fa2a8 | 253 | return -ENOMEM; |
5982b47a | 254 | |
9558a407 | 255 | ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); |
7c6fa2a8 AK |
256 | if (ret) |
257 | goto done; | |
258 | } | |
5e6e3a92 | 259 | |
6621fe18 SP |
260 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
261 | priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { | |
f2bbb077 AK |
262 | u8 config_bands; |
263 | ||
600f5d90 | 264 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 265 | if (ret) |
7c6fa2a8 AK |
266 | goto done; |
267 | ||
f2bbb077 AK |
268 | if (!bss_desc) |
269 | return -1; | |
d7b9c520 | 270 | |
f2bbb077 AK |
271 | if (mwifiex_band_to_radio_type(bss_desc->bss_band) == |
272 | HostCmd_SCAN_RADIO_TYPE_BG) | |
273 | config_bands = BAND_B | BAND_G | BAND_GN | BAND_GAC; | |
274 | else | |
275 | config_bands = BAND_A | BAND_AN | BAND_AAC; | |
d7b9c520 | 276 | |
f2bbb077 AK |
277 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) |
278 | adapter->config_bands = config_bands; | |
d7b9c520 | 279 | |
7c6fa2a8 AK |
280 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
281 | if (ret) | |
282 | goto done; | |
5e6e3a92 | 283 | |
b887664d AK |
284 | if (mwifiex_11h_get_csa_closed_channel(priv) == |
285 | (u8)bss_desc->channel) { | |
286 | dev_err(adapter->dev, | |
287 | "Attempt to reconnect on csa closed chan(%d)\n", | |
288 | bss_desc->channel); | |
289 | goto done; | |
290 | } | |
291 | ||
7c6fa2a8 AK |
292 | dev_dbg(adapter->dev, "info: SSID found in scan list ... " |
293 | "associating...\n"); | |
294 | ||
47411a06 | 295 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
296 | if (netif_carrier_ok(priv->netdev)) |
297 | netif_carrier_off(priv->netdev); | |
5e6e3a92 BZ |
298 | |
299 | /* Clear any past association response stored for | |
300 | * application retrieval */ | |
301 | priv->assoc_rsp_size = 0; | |
7c6fa2a8 | 302 | ret = mwifiex_associate(priv, bss_desc); |
a0f6d6ca AK |
303 | |
304 | /* If auth type is auto and association fails using open mode, | |
305 | * try to connect using shared mode */ | |
306 | if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && | |
307 | priv->sec_info.is_authtype_auto && | |
308 | priv->sec_info.wep_enabled) { | |
309 | priv->sec_info.authentication_mode = | |
310 | NL80211_AUTHTYPE_SHARED_KEY; | |
311 | ret = mwifiex_associate(priv, bss_desc); | |
312 | } | |
313 | ||
7c6fa2a8 | 314 | if (bss) |
5b112d3d | 315 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
5e6e3a92 BZ |
316 | } else { |
317 | /* Adhoc mode */ | |
318 | /* If the requested SSID matches current SSID, return */ | |
7c6fa2a8 | 319 | if (bss_desc && bss_desc->ssid.ssid_len && |
500f747c YAP |
320 | (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. |
321 | ssid, &bss_desc->ssid))) { | |
7c6fa2a8 | 322 | kfree(bss_desc); |
5e6e3a92 | 323 | return 0; |
7c6fa2a8 | 324 | } |
5e6e3a92 BZ |
325 | |
326 | /* Exit Adhoc mode first */ | |
327 | dev_dbg(adapter->dev, "info: Sending Adhoc Stop\n"); | |
600f5d90 | 328 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 329 | if (ret) |
7c6fa2a8 | 330 | goto done; |
5e6e3a92 BZ |
331 | |
332 | priv->adhoc_is_link_sensed = false; | |
333 | ||
7c6fa2a8 AK |
334 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
335 | ||
47411a06 | 336 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
337 | if (netif_carrier_ok(priv->netdev)) |
338 | netif_carrier_off(priv->netdev); | |
7c6fa2a8 AK |
339 | |
340 | if (!ret) { | |
5e6e3a92 BZ |
341 | dev_dbg(adapter->dev, "info: network found in scan" |
342 | " list. Joining...\n"); | |
7c6fa2a8 AK |
343 | ret = mwifiex_adhoc_join(priv, bss_desc); |
344 | if (bss) | |
5b112d3d | 345 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
636c4598 | 346 | } else { |
5e6e3a92 BZ |
347 | dev_dbg(adapter->dev, "info: Network not found in " |
348 | "the list, creating adhoc with ssid = %s\n", | |
7c6fa2a8 AK |
349 | req_ssid->ssid); |
350 | ret = mwifiex_adhoc_start(priv, req_ssid); | |
5e6e3a92 BZ |
351 | } |
352 | } | |
353 | ||
7c6fa2a8 | 354 | done: |
d837a2ae BZ |
355 | /* beacon_ie buffer was allocated in function |
356 | * mwifiex_fill_new_bss_desc(). Free it now. | |
357 | */ | |
358 | if (bss_desc) | |
359 | kfree(bss_desc->beacon_buf); | |
7c6fa2a8 | 360 | kfree(bss_desc); |
5e6e3a92 BZ |
361 | return ret; |
362 | } | |
363 | ||
5e6e3a92 BZ |
364 | /* |
365 | * IOCTL request handler to set host sleep configuration. | |
366 | * | |
367 | * This function prepares the correct firmware command and | |
368 | * issues it. | |
369 | */ | |
711825a0 AK |
370 | static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, |
371 | int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg) | |
600f5d90 | 372 | |
5e6e3a92 BZ |
373 | { |
374 | struct mwifiex_adapter *adapter = priv->adapter; | |
375 | int status = 0; | |
376 | u32 prev_cond = 0; | |
377 | ||
600f5d90 AK |
378 | if (!hs_cfg) |
379 | return -ENOMEM; | |
380 | ||
5e6e3a92 BZ |
381 | switch (action) { |
382 | case HostCmd_ACT_GEN_SET: | |
383 | if (adapter->pps_uapsd_mode) { | |
384 | dev_dbg(adapter->dev, "info: Host Sleep IOCTL" | |
385 | " is blocked in UAPSD/PPS mode\n"); | |
386 | status = -1; | |
387 | break; | |
388 | } | |
389 | if (hs_cfg->is_invoke_hostcmd) { | |
cc0b5a64 | 390 | if (hs_cfg->conditions == HS_CFG_CANCEL) { |
5e6e3a92 BZ |
391 | if (!adapter->is_hs_configured) |
392 | /* Already cancelled */ | |
393 | break; | |
394 | /* Save previous condition */ | |
395 | prev_cond = le32_to_cpu(adapter->hs_cfg | |
396 | .conditions); | |
397 | adapter->hs_cfg.conditions = | |
398 | cpu_to_le32(hs_cfg->conditions); | |
399 | } else if (hs_cfg->conditions) { | |
400 | adapter->hs_cfg.conditions = | |
401 | cpu_to_le32(hs_cfg->conditions); | |
402 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; | |
403 | if (hs_cfg->gap) | |
404 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
cc0b5a64 AK |
405 | } else if (adapter->hs_cfg.conditions == |
406 | cpu_to_le32(HS_CFG_CANCEL)) { | |
5e6e3a92 BZ |
407 | /* Return failure if no parameters for HS |
408 | enable */ | |
409 | status = -1; | |
410 | break; | |
411 | } | |
600f5d90 AK |
412 | if (cmd_type == MWIFIEX_SYNC_CMD) |
413 | status = mwifiex_send_cmd_sync(priv, | |
414 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
415 | HostCmd_ACT_GEN_SET, 0, | |
416 | &adapter->hs_cfg); | |
417 | else | |
418 | status = mwifiex_send_cmd_async(priv, | |
419 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
420 | HostCmd_ACT_GEN_SET, 0, | |
421 | &adapter->hs_cfg); | |
cc0b5a64 | 422 | if (hs_cfg->conditions == HS_CFG_CANCEL) |
5e6e3a92 BZ |
423 | /* Restore previous condition */ |
424 | adapter->hs_cfg.conditions = | |
425 | cpu_to_le32(prev_cond); | |
426 | } else { | |
427 | adapter->hs_cfg.conditions = | |
500f747c | 428 | cpu_to_le32(hs_cfg->conditions); |
5e6e3a92 BZ |
429 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; |
430 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
431 | } | |
432 | break; | |
433 | case HostCmd_ACT_GEN_GET: | |
434 | hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions); | |
435 | hs_cfg->gpio = adapter->hs_cfg.gpio; | |
436 | hs_cfg->gap = adapter->hs_cfg.gap; | |
437 | break; | |
438 | default: | |
439 | status = -1; | |
440 | break; | |
441 | } | |
442 | ||
443 | return status; | |
444 | } | |
445 | ||
5e6e3a92 BZ |
446 | /* |
447 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
448 | * | |
449 | * This function allocates the IOCTL request buffer, fills it | |
450 | * with requisite parameters and calls the IOCTL handler. | |
451 | */ | |
600f5d90 | 452 | int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) |
5e6e3a92 | 453 | { |
5e6e3a92 BZ |
454 | struct mwifiex_ds_hs_cfg hscfg; |
455 | ||
cc0b5a64 | 456 | hscfg.conditions = HS_CFG_CANCEL; |
5e6e3a92 | 457 | hscfg.is_invoke_hostcmd = true; |
5e6e3a92 | 458 | |
636c4598 YAP |
459 | return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, |
460 | cmd_type, &hscfg); | |
5e6e3a92 BZ |
461 | } |
462 | EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); | |
463 | ||
464 | /* | |
465 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
466 | * | |
467 | * This function allocates the IOCTL request buffer, fills it | |
468 | * with requisite parameters and calls the IOCTL handler. | |
469 | */ | |
470 | int mwifiex_enable_hs(struct mwifiex_adapter *adapter) | |
471 | { | |
472 | struct mwifiex_ds_hs_cfg hscfg; | |
22c22d27 AK |
473 | struct mwifiex_private *priv; |
474 | int i; | |
475 | ||
476 | if (disconnect_on_suspend) { | |
477 | for (i = 0; i < adapter->priv_num; i++) { | |
478 | priv = adapter->priv[i]; | |
479 | if (priv) | |
480 | mwifiex_deauthenticate(priv, NULL); | |
481 | } | |
482 | } | |
5e6e3a92 BZ |
483 | |
484 | if (adapter->hs_activated) { | |
69797838 | 485 | dev_dbg(adapter->dev, "cmd: HS Already activated\n"); |
5e6e3a92 BZ |
486 | return true; |
487 | } | |
488 | ||
5e6e3a92 BZ |
489 | adapter->hs_activate_wait_q_woken = false; |
490 | ||
b093863e | 491 | memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg)); |
5e6e3a92 BZ |
492 | hscfg.is_invoke_hostcmd = true; |
493 | ||
494 | if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, | |
500f747c | 495 | MWIFIEX_BSS_ROLE_STA), |
600f5d90 AK |
496 | HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, |
497 | &hscfg)) { | |
5e6e3a92 BZ |
498 | dev_err(adapter->dev, "IOCTL request HS enable failed\n"); |
499 | return false; | |
500 | } | |
501 | ||
9c969d8c BZ |
502 | if (wait_event_interruptible(adapter->hs_activate_wait_q, |
503 | adapter->hs_activate_wait_q_woken)) { | |
504 | dev_err(adapter->dev, "hs_activate_wait_q terminated\n"); | |
505 | return false; | |
506 | } | |
5e6e3a92 BZ |
507 | |
508 | return true; | |
509 | } | |
510 | EXPORT_SYMBOL_GPL(mwifiex_enable_hs); | |
511 | ||
5e6e3a92 BZ |
512 | /* |
513 | * IOCTL request handler to get BSS information. | |
514 | * | |
515 | * This function collates the information from different driver structures | |
516 | * to send to the user. | |
517 | */ | |
518 | int mwifiex_get_bss_info(struct mwifiex_private *priv, | |
519 | struct mwifiex_bss_info *info) | |
520 | { | |
521 | struct mwifiex_adapter *adapter = priv->adapter; | |
522 | struct mwifiex_bssdescriptor *bss_desc; | |
5e6e3a92 BZ |
523 | |
524 | if (!info) | |
525 | return -1; | |
526 | ||
5e6e3a92 BZ |
527 | bss_desc = &priv->curr_bss_params.bss_descriptor; |
528 | ||
5e6e3a92 BZ |
529 | info->bss_mode = priv->bss_mode; |
530 | ||
b9be5f39 | 531 | memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); |
5e6e3a92 | 532 | |
5e6e3a92 BZ |
533 | memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); |
534 | ||
5e6e3a92 BZ |
535 | info->bss_chan = bss_desc->channel; |
536 | ||
67fdf39e | 537 | memcpy(info->country_code, adapter->country_code, |
5e218b7a | 538 | IEEE80211_COUNTRY_STRING_LEN); |
5e6e3a92 | 539 | |
5e6e3a92 BZ |
540 | info->media_connected = priv->media_connected; |
541 | ||
5e6e3a92 BZ |
542 | info->max_power_level = priv->max_tx_power_level; |
543 | info->min_power_level = priv->min_tx_power_level; | |
544 | ||
5e6e3a92 BZ |
545 | info->adhoc_state = priv->adhoc_state; |
546 | ||
5e6e3a92 BZ |
547 | info->bcn_nf_last = priv->bcn_nf_last; |
548 | ||
5eb02e44 | 549 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
550 | info->wep_status = true; |
551 | else | |
552 | info->wep_status = false; | |
553 | ||
554 | info->is_hs_configured = adapter->is_hs_configured; | |
555 | info->is_deep_sleep = adapter->is_deep_sleep; | |
556 | ||
557 | return 0; | |
558 | } | |
559 | ||
a0490936 AK |
560 | /* |
561 | * The function disables auto deep sleep mode. | |
562 | */ | |
563 | int mwifiex_disable_auto_ds(struct mwifiex_private *priv) | |
564 | { | |
565 | struct mwifiex_ds_auto_ds auto_ds; | |
566 | ||
567 | auto_ds.auto_ds = DEEP_SLEEP_OFF; | |
568 | ||
569 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, | |
570 | DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds); | |
571 | } | |
572 | EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); | |
573 | ||
5e6e3a92 BZ |
574 | /* |
575 | * Sends IOCTL request to get the data rate. | |
576 | * | |
577 | * This function allocates the IOCTL request buffer, fills it | |
578 | * with requisite parameters and calls the IOCTL handler. | |
579 | */ | |
006606c0 | 580 | int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) |
5e6e3a92 | 581 | { |
270e58e8 | 582 | int ret; |
5e6e3a92 | 583 | |
006606c0 AK |
584 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, |
585 | HostCmd_ACT_GEN_GET, 0, NULL); | |
5e6e3a92 | 586 | |
5e6e3a92 | 587 | if (!ret) { |
006606c0 AK |
588 | if (priv->is_data_rate_auto) |
589 | *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, | |
590 | priv->tx_htinfo); | |
49753128 | 591 | else |
006606c0 | 592 | *rate = priv->data_rate; |
5e6e3a92 BZ |
593 | } |
594 | ||
5e6e3a92 BZ |
595 | return ret; |
596 | } | |
597 | ||
598 | /* | |
599 | * IOCTL request handler to set tx power configuration. | |
600 | * | |
601 | * This function prepares the correct firmware command and | |
602 | * issues it. | |
603 | * | |
604 | * For non-auto power mode, all the following power groups are set - | |
605 | * - Modulation class HR/DSSS | |
606 | * - Modulation class OFDM | |
607 | * - Modulation class HTBW20 | |
608 | * - Modulation class HTBW40 | |
609 | */ | |
600f5d90 AK |
610 | int mwifiex_set_tx_power(struct mwifiex_private *priv, |
611 | struct mwifiex_power_cfg *power_cfg) | |
5e6e3a92 | 612 | { |
270e58e8 YAP |
613 | int ret; |
614 | struct host_cmd_ds_txpwr_cfg *txp_cfg; | |
615 | struct mwifiex_types_power_group *pg_tlv; | |
616 | struct mwifiex_power_group *pg; | |
617 | u8 *buf; | |
5e6e3a92 BZ |
618 | u16 dbm = 0; |
619 | ||
620 | if (!power_cfg->is_power_auto) { | |
621 | dbm = (u16) power_cfg->power_level; | |
622 | if ((dbm < priv->min_tx_power_level) || | |
623 | (dbm > priv->max_tx_power_level)) { | |
624 | dev_err(priv->adapter->dev, "txpower value %d dBm" | |
500f747c YAP |
625 | " is out of range (%d dBm-%d dBm)\n", |
626 | dbm, priv->min_tx_power_level, | |
627 | priv->max_tx_power_level); | |
5e6e3a92 BZ |
628 | return -1; |
629 | } | |
630 | } | |
631 | buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); | |
0d2e7a5c | 632 | if (!buf) |
b53575ec | 633 | return -ENOMEM; |
5e6e3a92 BZ |
634 | |
635 | txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; | |
636 | txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); | |
637 | if (!power_cfg->is_power_auto) { | |
638 | txp_cfg->mode = cpu_to_le32(1); | |
500f747c YAP |
639 | pg_tlv = (struct mwifiex_types_power_group *) |
640 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
5e6e3a92 BZ |
641 | pg_tlv->type = TLV_TYPE_POWER_GROUP; |
642 | pg_tlv->length = 4 * sizeof(struct mwifiex_power_group); | |
500f747c YAP |
643 | pg = (struct mwifiex_power_group *) |
644 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg) | |
645 | + sizeof(struct mwifiex_types_power_group)); | |
5e6e3a92 BZ |
646 | /* Power group for modulation class HR/DSSS */ |
647 | pg->first_rate_code = 0x00; | |
648 | pg->last_rate_code = 0x03; | |
649 | pg->modulation_class = MOD_CLASS_HR_DSSS; | |
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 OFDM */ | |
655 | pg->first_rate_code = 0x00; | |
656 | pg->last_rate_code = 0x07; | |
657 | pg->modulation_class = MOD_CLASS_OFDM; | |
658 | pg->power_step = 0; | |
659 | pg->power_min = (s8) dbm; | |
660 | pg->power_max = (s8) dbm; | |
661 | pg++; | |
662 | /* Power group for modulation class HTBW20 */ | |
663 | pg->first_rate_code = 0x00; | |
664 | pg->last_rate_code = 0x20; | |
665 | pg->modulation_class = MOD_CLASS_HT; | |
666 | pg->power_step = 0; | |
667 | pg->power_min = (s8) dbm; | |
668 | pg->power_max = (s8) dbm; | |
669 | pg->ht_bandwidth = HT_BW_20; | |
670 | pg++; | |
671 | /* Power group for modulation class HTBW40 */ | |
672 | pg->first_rate_code = 0x00; | |
673 | pg->last_rate_code = 0x20; | |
674 | pg->modulation_class = MOD_CLASS_HT; | |
675 | pg->power_step = 0; | |
676 | pg->power_min = (s8) dbm; | |
677 | pg->power_max = (s8) dbm; | |
678 | pg->ht_bandwidth = HT_BW_40; | |
679 | } | |
600f5d90 AK |
680 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG, |
681 | HostCmd_ACT_GEN_SET, 0, buf); | |
5e6e3a92 | 682 | |
600f5d90 | 683 | kfree(buf); |
5e6e3a92 BZ |
684 | return ret; |
685 | } | |
686 | ||
687 | /* | |
688 | * IOCTL request handler to get power save mode. | |
689 | * | |
690 | * This function prepares the correct firmware command and | |
691 | * issues it. | |
692 | */ | |
600f5d90 | 693 | int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) |
5e6e3a92 | 694 | { |
270e58e8 | 695 | int ret; |
5e6e3a92 BZ |
696 | struct mwifiex_adapter *adapter = priv->adapter; |
697 | u16 sub_cmd; | |
698 | ||
600f5d90 AK |
699 | if (*ps_mode) |
700 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; | |
701 | else | |
702 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
703 | sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; | |
704 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, | |
705 | sub_cmd, BITMAP_STA_PS, NULL); | |
706 | if ((!ret) && (sub_cmd == DIS_AUTO_PS)) | |
707 | ret = mwifiex_send_cmd_async(priv, | |
500f747c YAP |
708 | HostCmd_CMD_802_11_PS_MODE_ENH, |
709 | GET_PS, 0, NULL); | |
5e6e3a92 BZ |
710 | |
711 | return ret; | |
712 | } | |
713 | ||
714 | /* | |
715 | * IOCTL request handler to set/reset WPA IE. | |
716 | * | |
717 | * The supplied WPA IE is treated as a opaque buffer. Only the first field | |
718 | * is checked to determine WPA version. If buffer length is zero, the existing | |
719 | * WPA IE is reset. | |
720 | */ | |
721 | static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, | |
722 | u8 *ie_data_ptr, u16 ie_len) | |
723 | { | |
724 | if (ie_len) { | |
725 | if (ie_len > sizeof(priv->wpa_ie)) { | |
726 | dev_err(priv->adapter->dev, | |
727 | "failed to copy WPA IE, too big\n"); | |
728 | return -1; | |
729 | } | |
730 | memcpy(priv->wpa_ie, ie_data_ptr, ie_len); | |
731 | priv->wpa_ie_len = (u8) ie_len; | |
732 | dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", | |
500f747c | 733 | priv->wpa_ie_len, priv->wpa_ie[0]); |
5e6e3a92 | 734 | |
04b2312a | 735 | if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { |
5e6e3a92 BZ |
736 | priv->sec_info.wpa_enabled = true; |
737 | } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { | |
738 | priv->sec_info.wpa2_enabled = true; | |
739 | } else { | |
740 | priv->sec_info.wpa_enabled = false; | |
741 | priv->sec_info.wpa2_enabled = false; | |
742 | } | |
743 | } else { | |
744 | memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie)); | |
745 | priv->wpa_ie_len = 0; | |
746 | dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n", | |
747 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
748 | priv->sec_info.wpa_enabled = false; | |
749 | priv->sec_info.wpa2_enabled = false; | |
750 | } | |
751 | ||
752 | return 0; | |
753 | } | |
754 | ||
755 | /* | |
756 | * IOCTL request handler to set/reset WAPI IE. | |
757 | * | |
758 | * The supplied WAPI IE is treated as a opaque buffer. Only the first field | |
759 | * is checked to internally enable WAPI. If buffer length is zero, the existing | |
760 | * WAPI IE is reset. | |
761 | */ | |
762 | static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, | |
763 | u8 *ie_data_ptr, u16 ie_len) | |
764 | { | |
765 | if (ie_len) { | |
766 | if (ie_len > sizeof(priv->wapi_ie)) { | |
767 | dev_dbg(priv->adapter->dev, | |
768 | "info: failed to copy WAPI IE, too big\n"); | |
769 | return -1; | |
770 | } | |
771 | memcpy(priv->wapi_ie, ie_data_ptr, ie_len); | |
772 | priv->wapi_ie_len = ie_len; | |
773 | dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n", | |
500f747c | 774 | priv->wapi_ie_len, priv->wapi_ie[0]); |
5e6e3a92 BZ |
775 | |
776 | if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) | |
777 | priv->sec_info.wapi_enabled = true; | |
778 | } else { | |
779 | memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie)); | |
780 | priv->wapi_ie_len = ie_len; | |
781 | dev_dbg(priv->adapter->dev, | |
782 | "info: Reset wapi_ie_len=%d IE=%#x\n", | |
783 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
784 | priv->sec_info.wapi_enabled = false; | |
785 | } | |
786 | return 0; | |
787 | } | |
788 | ||
13d7ba78 AP |
789 | /* |
790 | * IOCTL request handler to set/reset WPS IE. | |
791 | * | |
792 | * The supplied WPS IE is treated as a opaque buffer. Only the first field | |
793 | * is checked to internally enable WPS. If buffer length is zero, the existing | |
794 | * WPS IE is reset. | |
795 | */ | |
796 | static int mwifiex_set_wps_ie(struct mwifiex_private *priv, | |
797 | u8 *ie_data_ptr, u16 ie_len) | |
798 | { | |
799 | if (ie_len) { | |
8795ca61 | 800 | if (ie_len > MWIFIEX_MAX_VSIE_LEN) { |
13d7ba78 AP |
801 | dev_dbg(priv->adapter->dev, |
802 | "info: failed to copy WPS IE, too big\n"); | |
13d7ba78 AP |
803 | return -1; |
804 | } | |
8795ca61 AP |
805 | |
806 | priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); | |
807 | if (!priv->wps_ie) | |
808 | return -ENOMEM; | |
809 | ||
13d7ba78 AP |
810 | memcpy(priv->wps_ie, ie_data_ptr, ie_len); |
811 | priv->wps_ie_len = ie_len; | |
812 | dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n", | |
813 | priv->wps_ie_len, priv->wps_ie[0]); | |
814 | } else { | |
815 | kfree(priv->wps_ie); | |
816 | priv->wps_ie_len = ie_len; | |
817 | dev_dbg(priv->adapter->dev, | |
818 | "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); | |
819 | } | |
820 | return 0; | |
821 | } | |
822 | ||
5e6e3a92 BZ |
823 | /* |
824 | * IOCTL request handler to set WAPI key. | |
825 | * | |
826 | * This function prepares the correct firmware command and | |
827 | * issues it. | |
828 | */ | |
600f5d90 | 829 | static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
830 | struct mwifiex_ds_encrypt_key *encrypt_key) |
831 | { | |
5e6e3a92 | 832 | |
636c4598 | 833 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
500f747c YAP |
834 | HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, |
835 | encrypt_key); | |
5e6e3a92 BZ |
836 | } |
837 | ||
5e6e3a92 BZ |
838 | /* |
839 | * IOCTL request handler to set WEP network key. | |
840 | * | |
841 | * This function prepares the correct firmware command and | |
842 | * issues it, after validation checks. | |
843 | */ | |
600f5d90 | 844 | static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
845 | struct mwifiex_ds_encrypt_key *encrypt_key) |
846 | { | |
270e58e8 YAP |
847 | int ret; |
848 | struct mwifiex_wep_key *wep_key; | |
5e6e3a92 BZ |
849 | int index; |
850 | ||
851 | if (priv->wep_key_curr_index >= NUM_WEP_KEYS) | |
852 | priv->wep_key_curr_index = 0; | |
853 | wep_key = &priv->wep_key[priv->wep_key_curr_index]; | |
854 | index = encrypt_key->key_index; | |
855 | if (encrypt_key->key_disable) { | |
5eb02e44 | 856 | priv->sec_info.wep_enabled = 0; |
5e6e3a92 BZ |
857 | } else if (!encrypt_key->key_len) { |
858 | /* Copy the required key as the current key */ | |
859 | wep_key = &priv->wep_key[index]; | |
860 | if (!wep_key->key_length) { | |
600f5d90 | 861 | dev_err(priv->adapter->dev, |
5e6e3a92 BZ |
862 | "key not set, so cannot enable it\n"); |
863 | return -1; | |
864 | } | |
865 | priv->wep_key_curr_index = (u16) index; | |
5eb02e44 | 866 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
867 | } else { |
868 | wep_key = &priv->wep_key[index]; | |
5e6e3a92 BZ |
869 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
870 | /* Copy the key in the driver */ | |
871 | memcpy(wep_key->key_material, | |
872 | encrypt_key->key_material, | |
873 | encrypt_key->key_len); | |
874 | wep_key->key_index = index; | |
875 | wep_key->key_length = encrypt_key->key_len; | |
5eb02e44 | 876 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
877 | } |
878 | if (wep_key->key_length) { | |
879 | /* Send request to firmware */ | |
600f5d90 AK |
880 | ret = mwifiex_send_cmd_async(priv, |
881 | HostCmd_CMD_802_11_KEY_MATERIAL, | |
882 | HostCmd_ACT_GEN_SET, 0, NULL); | |
5e6e3a92 BZ |
883 | if (ret) |
884 | return ret; | |
885 | } | |
5eb02e44 | 886 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
887 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
888 | else | |
889 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
890 | ||
600f5d90 AK |
891 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL, |
892 | HostCmd_ACT_GEN_SET, 0, | |
893 | &priv->curr_pkt_filter); | |
5e6e3a92 BZ |
894 | |
895 | return ret; | |
896 | } | |
897 | ||
898 | /* | |
899 | * IOCTL request handler to set WPA key. | |
900 | * | |
901 | * This function prepares the correct firmware command and | |
902 | * issues it, after validation checks. | |
903 | * | |
904 | * Current driver only supports key length of up to 32 bytes. | |
905 | * | |
906 | * This function can also be used to disable a currently set key. | |
907 | */ | |
600f5d90 | 908 | static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
909 | struct mwifiex_ds_encrypt_key *encrypt_key) |
910 | { | |
270e58e8 | 911 | int ret; |
5e6e3a92 BZ |
912 | u8 remove_key = false; |
913 | struct host_cmd_ds_802_11_key_material *ibss_key; | |
914 | ||
915 | /* Current driver only supports key length of up to 32 bytes */ | |
a3731658 | 916 | if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) { |
600f5d90 | 917 | dev_err(priv->adapter->dev, "key length too long\n"); |
5e6e3a92 BZ |
918 | return -1; |
919 | } | |
920 | ||
eecd8250 | 921 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
922 | /* |
923 | * IBSS/WPA-None uses only one key (Group) for both receiving | |
924 | * and sending unicast and multicast packets. | |
925 | */ | |
926 | /* Send the key as PTK to firmware */ | |
927 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
600f5d90 | 928 | ret = mwifiex_send_cmd_async(priv, |
500f747c YAP |
929 | HostCmd_CMD_802_11_KEY_MATERIAL, |
930 | HostCmd_ACT_GEN_SET, | |
931 | KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 BZ |
932 | if (ret) |
933 | return ret; | |
934 | ||
935 | ibss_key = &priv->aes_key; | |
936 | memset(ibss_key, 0, | |
937 | sizeof(struct host_cmd_ds_802_11_key_material)); | |
938 | /* Copy the key in the driver */ | |
939 | memcpy(ibss_key->key_param_set.key, encrypt_key->key_material, | |
940 | encrypt_key->key_len); | |
941 | memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len, | |
942 | sizeof(ibss_key->key_param_set.key_len)); | |
943 | ibss_key->key_param_set.key_type_id | |
944 | = cpu_to_le16(KEY_TYPE_ID_TKIP); | |
6a35a0ac | 945 | ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED); |
5e6e3a92 BZ |
946 | |
947 | /* Send the key as GTK to firmware */ | |
948 | encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST; | |
949 | } | |
950 | ||
951 | if (!encrypt_key->key_index) | |
952 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
953 | ||
954 | if (remove_key) | |
600f5d90 | 955 | ret = mwifiex_send_cmd_sync(priv, |
500f747c YAP |
956 | HostCmd_CMD_802_11_KEY_MATERIAL, |
957 | HostCmd_ACT_GEN_SET, | |
958 | !KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 | 959 | else |
600f5d90 | 960 | ret = mwifiex_send_cmd_sync(priv, |
500f747c YAP |
961 | HostCmd_CMD_802_11_KEY_MATERIAL, |
962 | HostCmd_ACT_GEN_SET, | |
963 | KEY_INFO_ENABLED, encrypt_key); | |
5e6e3a92 BZ |
964 | |
965 | return ret; | |
966 | } | |
967 | ||
968 | /* | |
969 | * IOCTL request handler to set/get network keys. | |
970 | * | |
971 | * This is a generic key handling function which supports WEP, WPA | |
972 | * and WAPI. | |
973 | */ | |
974 | static int | |
975 | mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
976 | struct mwifiex_ds_encrypt_key *encrypt_key) |
977 | { | |
270e58e8 | 978 | int status; |
5e6e3a92 BZ |
979 | |
980 | if (encrypt_key->is_wapi_key) | |
600f5d90 | 981 | status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key); |
5e6e3a92 | 982 | else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104) |
600f5d90 | 983 | status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key); |
5e6e3a92 | 984 | else |
600f5d90 | 985 | status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key); |
5e6e3a92 BZ |
986 | return status; |
987 | } | |
988 | ||
989 | /* | |
990 | * This function returns the driver version. | |
991 | */ | |
992 | int | |
993 | mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, | |
994 | int max_len) | |
995 | { | |
996 | union { | |
997 | u32 l; | |
998 | u8 c[4]; | |
999 | } ver; | |
1000 | char fw_ver[32]; | |
1001 | ||
1002 | ver.l = adapter->fw_release_number; | |
1003 | sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); | |
1004 | ||
1005 | snprintf(version, max_len, driver_version, fw_ver); | |
1006 | ||
1007 | dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version); | |
1008 | ||
1009 | return 0; | |
1010 | } | |
1011 | ||
5e6e3a92 BZ |
1012 | /* |
1013 | * Sends IOCTL request to set encoding parameters. | |
1014 | * | |
1015 | * This function allocates the IOCTL request buffer, fills it | |
1016 | * with requisite parameters and calls the IOCTL handler. | |
1017 | */ | |
53b11231 YL |
1018 | int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, |
1019 | const u8 *key, int key_len, u8 key_index, | |
1020 | const u8 *mac_addr, int disable) | |
5e6e3a92 | 1021 | { |
5e6e3a92 | 1022 | struct mwifiex_ds_encrypt_key encrypt_key; |
5e6e3a92 | 1023 | |
5e6e3a92 BZ |
1024 | memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); |
1025 | encrypt_key.key_len = key_len; | |
53b11231 YL |
1026 | |
1027 | if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) | |
1028 | encrypt_key.is_igtk_key = true; | |
1029 | ||
5e6e3a92 BZ |
1030 | if (!disable) { |
1031 | encrypt_key.key_index = key_index; | |
1032 | if (key_len) | |
1033 | memcpy(encrypt_key.key_material, key, key_len); | |
75edd2c6 AP |
1034 | if (mac_addr) |
1035 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
53b11231 YL |
1036 | if (kp && kp->seq && kp->seq_len) |
1037 | memcpy(encrypt_key.pn, kp->seq, kp->seq_len); | |
5e6e3a92 BZ |
1038 | } else { |
1039 | encrypt_key.key_disable = true; | |
75edd2c6 AP |
1040 | if (mac_addr) |
1041 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
5e6e3a92 BZ |
1042 | } |
1043 | ||
636c4598 | 1044 | return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); |
5e6e3a92 BZ |
1045 | } |
1046 | ||
1047 | /* | |
1048 | * Sends IOCTL request to get extended version. | |
1049 | * | |
1050 | * This function allocates the IOCTL request buffer, fills it | |
1051 | * with requisite parameters and calls the IOCTL handler. | |
1052 | */ | |
1053 | int | |
1054 | mwifiex_get_ver_ext(struct mwifiex_private *priv) | |
1055 | { | |
1056 | struct mwifiex_ver_ext ver_ext; | |
5e6e3a92 | 1057 | |
5e6e3a92 | 1058 | memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext)); |
636c4598 | 1059 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT, |
500f747c | 1060 | HostCmd_ACT_GEN_GET, 0, &ver_ext)) |
636c4598 | 1061 | return -1; |
5e6e3a92 | 1062 | |
636c4598 | 1063 | return 0; |
5e6e3a92 BZ |
1064 | } |
1065 | ||
7feb4c48 SP |
1066 | int |
1067 | mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, | |
1068 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
1069 | unsigned int duration) |
1070 | { | |
1071 | struct host_cmd_ds_remain_on_chan roc_cfg; | |
1072 | u8 sc; | |
1073 | ||
1074 | memset(&roc_cfg, 0, sizeof(roc_cfg)); | |
1075 | roc_cfg.action = cpu_to_le16(action); | |
1076 | if (action == HostCmd_ACT_GEN_SET) { | |
1077 | roc_cfg.band_cfg = chan->band; | |
42d97a59 | 1078 | sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); |
7feb4c48 SP |
1079 | roc_cfg.band_cfg |= (sc << 2); |
1080 | ||
1081 | roc_cfg.channel = | |
1082 | ieee80211_frequency_to_channel(chan->center_freq); | |
1083 | roc_cfg.duration = cpu_to_le32(duration); | |
1084 | } | |
1085 | if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_REMAIN_ON_CHAN, | |
1086 | action, 0, &roc_cfg)) { | |
1087 | dev_err(priv->adapter->dev, "failed to remain on channel\n"); | |
1088 | return -1; | |
1089 | } | |
1090 | ||
1091 | return roc_cfg.status; | |
1092 | } | |
1093 | ||
9197ab9e SP |
1094 | int |
1095 | mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role) | |
1096 | { | |
1097 | if (GET_BSS_ROLE(priv) == bss_role) { | |
1098 | dev_dbg(priv->adapter->dev, | |
1099 | "info: already in the desired role.\n"); | |
1100 | return 0; | |
1101 | } | |
1102 | ||
1103 | mwifiex_free_priv(priv); | |
1104 | mwifiex_init_priv(priv); | |
1105 | ||
1106 | priv->bss_role = bss_role; | |
1107 | switch (bss_role) { | |
1108 | case MWIFIEX_BSS_ROLE_UAP: | |
1109 | priv->bss_mode = NL80211_IFTYPE_AP; | |
1110 | break; | |
1111 | case MWIFIEX_BSS_ROLE_STA: | |
1112 | case MWIFIEX_BSS_ROLE_ANY: | |
1113 | default: | |
1114 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
1115 | break; | |
1116 | } | |
1117 | ||
1118 | mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE, | |
1119 | HostCmd_ACT_GEN_SET, 0, NULL); | |
1120 | ||
1121 | return mwifiex_sta_init_cmd(priv, false); | |
1122 | } | |
1123 | ||
5e6e3a92 BZ |
1124 | /* |
1125 | * Sends IOCTL request to get statistics information. | |
1126 | * | |
1127 | * This function allocates the IOCTL request buffer, fills it | |
1128 | * with requisite parameters and calls the IOCTL handler. | |
1129 | */ | |
1130 | int | |
1131 | mwifiex_get_stats_info(struct mwifiex_private *priv, | |
1132 | struct mwifiex_ds_get_stats *log) | |
1133 | { | |
67a50035 | 1134 | return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG, |
500f747c | 1135 | HostCmd_ACT_GEN_GET, 0, log); |
5e6e3a92 BZ |
1136 | } |
1137 | ||
1138 | /* | |
1139 | * IOCTL request handler to read/write register. | |
1140 | * | |
1141 | * This function prepares the correct firmware command and | |
1142 | * issues it. | |
1143 | * | |
1144 | * Access to the following registers are supported - | |
1145 | * - MAC | |
1146 | * - BBP | |
1147 | * - RF | |
1148 | * - PMIC | |
1149 | * - CAU | |
1150 | */ | |
1151 | static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1152 | struct mwifiex_ds_reg_rw *reg_rw, |
1153 | u16 action) | |
1154 | { | |
5e6e3a92 BZ |
1155 | u16 cmd_no; |
1156 | ||
1157 | switch (le32_to_cpu(reg_rw->type)) { | |
1158 | case MWIFIEX_REG_MAC: | |
1159 | cmd_no = HostCmd_CMD_MAC_REG_ACCESS; | |
1160 | break; | |
1161 | case MWIFIEX_REG_BBP: | |
1162 | cmd_no = HostCmd_CMD_BBP_REG_ACCESS; | |
1163 | break; | |
1164 | case MWIFIEX_REG_RF: | |
1165 | cmd_no = HostCmd_CMD_RF_REG_ACCESS; | |
1166 | break; | |
1167 | case MWIFIEX_REG_PMIC: | |
1168 | cmd_no = HostCmd_CMD_PMIC_REG_ACCESS; | |
1169 | break; | |
1170 | case MWIFIEX_REG_CAU: | |
1171 | cmd_no = HostCmd_CMD_CAU_REG_ACCESS; | |
1172 | break; | |
1173 | default: | |
1174 | return -1; | |
1175 | } | |
1176 | ||
636c4598 | 1177 | return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw); |
5e6e3a92 | 1178 | |
5e6e3a92 BZ |
1179 | } |
1180 | ||
1181 | /* | |
1182 | * Sends IOCTL request to write to a register. | |
1183 | * | |
1184 | * This function allocates the IOCTL request buffer, fills it | |
1185 | * with requisite parameters and calls the IOCTL handler. | |
1186 | */ | |
1187 | int | |
1188 | mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type, | |
1189 | u32 reg_offset, u32 reg_value) | |
1190 | { | |
5e6e3a92 BZ |
1191 | struct mwifiex_ds_reg_rw reg_rw; |
1192 | ||
5e6e3a92 BZ |
1193 | reg_rw.type = cpu_to_le32(reg_type); |
1194 | reg_rw.offset = cpu_to_le32(reg_offset); | |
1195 | reg_rw.value = cpu_to_le32(reg_value); | |
5e6e3a92 | 1196 | |
636c4598 | 1197 | return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET); |
5e6e3a92 BZ |
1198 | } |
1199 | ||
1200 | /* | |
1201 | * Sends IOCTL request to read from a register. | |
1202 | * | |
1203 | * This function allocates the IOCTL request buffer, fills it | |
1204 | * with requisite parameters and calls the IOCTL handler. | |
1205 | */ | |
1206 | int | |
1207 | mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type, | |
1208 | u32 reg_offset, u32 *value) | |
1209 | { | |
270e58e8 | 1210 | int ret; |
5e6e3a92 BZ |
1211 | struct mwifiex_ds_reg_rw reg_rw; |
1212 | ||
5e6e3a92 BZ |
1213 | reg_rw.type = cpu_to_le32(reg_type); |
1214 | reg_rw.offset = cpu_to_le32(reg_offset); | |
600f5d90 | 1215 | ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET); |
5e6e3a92 | 1216 | |
5e6e3a92 BZ |
1217 | if (ret) |
1218 | goto done; | |
1219 | ||
1220 | *value = le32_to_cpu(reg_rw.value); | |
1221 | ||
1222 | done: | |
5e6e3a92 BZ |
1223 | return ret; |
1224 | } | |
1225 | ||
1226 | /* | |
1227 | * Sends IOCTL request to read from EEPROM. | |
1228 | * | |
1229 | * This function allocates the IOCTL request buffer, fills it | |
1230 | * with requisite parameters and calls the IOCTL handler. | |
1231 | */ | |
1232 | int | |
1233 | mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, | |
1234 | u8 *value) | |
1235 | { | |
270e58e8 | 1236 | int ret; |
5e6e3a92 BZ |
1237 | struct mwifiex_ds_read_eeprom rd_eeprom; |
1238 | ||
5e6e3a92 BZ |
1239 | rd_eeprom.offset = cpu_to_le16((u16) offset); |
1240 | rd_eeprom.byte_count = cpu_to_le16((u16) bytes); | |
5e6e3a92 | 1241 | |
600f5d90 AK |
1242 | /* Send request to firmware */ |
1243 | ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, | |
1244 | HostCmd_ACT_GEN_GET, 0, &rd_eeprom); | |
5e6e3a92 | 1245 | |
600f5d90 AK |
1246 | if (!ret) |
1247 | memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA); | |
5e6e3a92 BZ |
1248 | return ret; |
1249 | } | |
1250 | ||
1251 | /* | |
1252 | * This function sets a generic IE. In addition to generic IE, it can | |
1253 | * also handle WPA, WPA2 and WAPI IEs. | |
1254 | */ | |
1255 | static int | |
1256 | mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, | |
1257 | u16 ie_len) | |
1258 | { | |
1259 | int ret = 0; | |
1260 | struct ieee_types_vendor_header *pvendor_ie; | |
1261 | const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 }; | |
1262 | const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 }; | |
1263 | ||
1264 | /* If the passed length is zero, reset the buffer */ | |
1265 | if (!ie_len) { | |
1266 | priv->gen_ie_buf_len = 0; | |
1267 | priv->wps.session_enable = false; | |
1268 | ||
1269 | return 0; | |
1270 | } else if (!ie_data_ptr) { | |
1271 | return -1; | |
1272 | } | |
1273 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
1274 | /* Test to see if it is a WPA IE, if not, then it is a gen IE */ | |
04b2312a | 1275 | if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
500f747c YAP |
1276 | (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || |
1277 | (pvendor_ie->element_id == WLAN_EID_RSN)) { | |
5e6e3a92 BZ |
1278 | |
1279 | /* IE is a WPA/WPA2 IE so call set_wpa function */ | |
1280 | ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len); | |
1281 | priv->wps.session_enable = false; | |
1282 | ||
1283 | return ret; | |
1284 | } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) { | |
1285 | /* IE is a WAPI IE so call set_wapi function */ | |
1286 | ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len); | |
1287 | ||
1288 | return ret; | |
1289 | } | |
1290 | /* | |
1291 | * Verify that the passed length is not larger than the | |
1292 | * available space remaining in the buffer | |
1293 | */ | |
1294 | if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) { | |
1295 | ||
1296 | /* Test to see if it is a WPS IE, if so, enable | |
1297 | * wps session flag | |
1298 | */ | |
1299 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
500f747c YAP |
1300 | if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
1301 | (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { | |
5e6e3a92 BZ |
1302 | priv->wps.session_enable = true; |
1303 | dev_dbg(priv->adapter->dev, | |
1304 | "info: WPS Session Enabled.\n"); | |
13d7ba78 | 1305 | ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len); |
5e6e3a92 BZ |
1306 | } |
1307 | ||
1308 | /* Append the passed data to the end of the | |
1309 | genIeBuffer */ | |
1310 | memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr, | |
500f747c | 1311 | ie_len); |
5e6e3a92 BZ |
1312 | /* Increment the stored buffer length by the |
1313 | size passed */ | |
1314 | priv->gen_ie_buf_len += ie_len; | |
1315 | } else { | |
1316 | /* Passed data does not fit in the remaining | |
1317 | buffer space */ | |
1318 | ret = -1; | |
1319 | } | |
1320 | ||
1321 | /* Return 0, or -1 for error case */ | |
1322 | return ret; | |
1323 | } | |
1324 | ||
1325 | /* | |
1326 | * IOCTL request handler to set/get generic IE. | |
1327 | * | |
1328 | * In addition to various generic IEs, this function can also be | |
1329 | * used to set the ARP filter. | |
1330 | */ | |
1331 | static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, | |
1332 | struct mwifiex_ds_misc_gen_ie *gen_ie, | |
1333 | u16 action) | |
1334 | { | |
1335 | struct mwifiex_adapter *adapter = priv->adapter; | |
1336 | ||
1337 | switch (gen_ie->type) { | |
1338 | case MWIFIEX_IE_TYPE_GEN_IE: | |
1339 | if (action == HostCmd_ACT_GEN_GET) { | |
1340 | gen_ie->len = priv->wpa_ie_len; | |
1341 | memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len); | |
1342 | } else { | |
1343 | mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data, | |
1344 | (u16) gen_ie->len); | |
1345 | } | |
1346 | break; | |
1347 | case MWIFIEX_IE_TYPE_ARP_FILTER: | |
1348 | memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter)); | |
1349 | if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) { | |
1350 | adapter->arp_filter_size = 0; | |
1351 | dev_err(adapter->dev, "invalid ARP filter size\n"); | |
1352 | return -1; | |
1353 | } else { | |
1354 | memcpy(adapter->arp_filter, gen_ie->ie_data, | |
500f747c | 1355 | gen_ie->len); |
5e6e3a92 BZ |
1356 | adapter->arp_filter_size = gen_ie->len; |
1357 | } | |
1358 | break; | |
1359 | default: | |
1360 | dev_err(adapter->dev, "invalid IE type\n"); | |
1361 | return -1; | |
1362 | } | |
1363 | return 0; | |
1364 | } | |
1365 | ||
1366 | /* | |
1367 | * Sends IOCTL request to set a generic IE. | |
1368 | * | |
1369 | * This function allocates the IOCTL request buffer, fills it | |
1370 | * with requisite parameters and calls the IOCTL handler. | |
1371 | */ | |
1372 | int | |
1373 | mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len) | |
1374 | { | |
1375 | struct mwifiex_ds_misc_gen_ie gen_ie; | |
5e6e3a92 | 1376 | |
67a50035 | 1377 | if (ie_len > IEEE_MAX_IE_SIZE) |
5e6e3a92 BZ |
1378 | return -EFAULT; |
1379 | ||
1380 | gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE; | |
1381 | gen_ie.len = ie_len; | |
1382 | memcpy(gen_ie.ie_data, ie, ie_len); | |
636c4598 | 1383 | if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET)) |
5e6e3a92 BZ |
1384 | return -EFAULT; |
1385 | ||
1386 | return 0; | |
1387 | } |