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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: functions for station ioctl | |
3 | * | |
65da33f5 | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
5e6e3a92 BZ |
5 | * |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #include "decl.h" | |
21 | #include "ioctl.h" | |
22 | #include "util.h" | |
23 | #include "fw.h" | |
24 | #include "main.h" | |
25 | #include "wmm.h" | |
26 | #include "11n.h" | |
27 | #include "cfg80211.h" | |
28 | ||
ef0a68a8 | 29 | static int disconnect_on_suspend; |
22c22d27 AK |
30 | module_param(disconnect_on_suspend, int, 0644); |
31 | ||
5e6e3a92 BZ |
32 | /* |
33 | * Copies the multicast address list from device to driver. | |
34 | * | |
35 | * This function does not validate the destination memory for | |
36 | * size, and the calling function must ensure enough memory is | |
37 | * available. | |
38 | */ | |
600f5d90 AK |
39 | int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, |
40 | struct net_device *dev) | |
5e6e3a92 BZ |
41 | { |
42 | int i = 0; | |
43 | struct netdev_hw_addr *ha; | |
44 | ||
45 | netdev_for_each_mc_addr(ha, dev) | |
46 | memcpy(&mlist->mac_list[i++], ha->addr, ETH_ALEN); | |
47 | ||
48 | return i; | |
49 | } | |
50 | ||
5e6e3a92 BZ |
51 | /* |
52 | * Wait queue completion handler. | |
53 | * | |
600f5d90 AK |
54 | * This function waits on a cmd wait queue. It also cancels the pending |
55 | * request after waking up, in case of errors. | |
5e6e3a92 | 56 | */ |
00d7ea11 AK |
57 | int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, |
58 | struct cmd_ctrl_node *cmd_queued) | |
5e6e3a92 | 59 | { |
b7097eb7 | 60 | int status; |
b015dbc0 | 61 | |
600f5d90 | 62 | /* Wait for completion */ |
f8d2b920 AK |
63 | status = wait_event_interruptible_timeout(adapter->cmd_wait_q.wait, |
64 | *(cmd_queued->condition), | |
65 | (12 * HZ)); | |
66 | if (status <= 0) { | |
9c969d8c | 67 | dev_err(adapter->dev, "cmd_wait_q terminated: %d\n", status); |
3d026d09 | 68 | mwifiex_cancel_all_pending_cmd(adapter); |
9c969d8c | 69 | return status; |
5e6e3a92 | 70 | } |
b7097eb7 AK |
71 | |
72 | status = adapter->cmd_wait_q.status; | |
600f5d90 | 73 | adapter->cmd_wait_q.status = 0; |
5e6e3a92 | 74 | |
5e6e3a92 BZ |
75 | return status; |
76 | } | |
77 | ||
78 | /* | |
5e6e3a92 BZ |
79 | * This function prepares the correct firmware command and |
80 | * issues it to set the multicast list. | |
81 | * | |
82 | * This function can be used to enable promiscuous mode, or enable all | |
83 | * multicast packets, or to enable selective multicast. | |
84 | */ | |
600f5d90 AK |
85 | int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, |
86 | struct mwifiex_multicast_list *mcast_list) | |
5e6e3a92 BZ |
87 | { |
88 | int ret = 0; | |
89 | u16 old_pkt_filter; | |
90 | ||
91 | old_pkt_filter = priv->curr_pkt_filter; | |
5e6e3a92 BZ |
92 | |
93 | if (mcast_list->mode == MWIFIEX_PROMISC_MODE) { | |
94 | dev_dbg(priv->adapter->dev, "info: Enable Promiscuous mode\n"); | |
95 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; | |
96 | priv->curr_pkt_filter &= | |
97 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
98 | } else { | |
99 | /* Multicast */ | |
100 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; | |
ccd384b1 | 101 | if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) { |
5e6e3a92 BZ |
102 | dev_dbg(priv->adapter->dev, |
103 | "info: Enabling All Multicast!\n"); | |
104 | priv->curr_pkt_filter |= | |
105 | HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
106 | } else { | |
107 | priv->curr_pkt_filter &= | |
108 | ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; | |
6390d885 DD |
109 | dev_dbg(priv->adapter->dev, |
110 | "info: Set multicast list=%d\n", | |
111 | mcast_list->num_multicast_addr); | |
112 | /* Send multicast addresses to firmware */ | |
fa0ecbb9 BZ |
113 | ret = mwifiex_send_cmd(priv, |
114 | HostCmd_CMD_MAC_MULTICAST_ADR, | |
115 | HostCmd_ACT_GEN_SET, 0, | |
116 | mcast_list, false); | |
5e6e3a92 BZ |
117 | } |
118 | } | |
119 | dev_dbg(priv->adapter->dev, | |
120 | "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n", | |
121 | old_pkt_filter, priv->curr_pkt_filter); | |
122 | if (old_pkt_filter != priv->curr_pkt_filter) { | |
fa0ecbb9 BZ |
123 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
124 | HostCmd_ACT_GEN_SET, | |
125 | 0, &priv->curr_pkt_filter, false); | |
5e6e3a92 BZ |
126 | } |
127 | ||
128 | return ret; | |
129 | } | |
130 | ||
7c6fa2a8 AK |
131 | /* |
132 | * This function fills bss descriptor structure using provided | |
133 | * information. | |
d837a2ae BZ |
134 | * beacon_ie buffer is allocated in this function. It is caller's |
135 | * responsibility to free the memory. | |
7c6fa2a8 AK |
136 | */ |
137 | int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, | |
9558a407 | 138 | struct cfg80211_bss *bss, |
7c6fa2a8 AK |
139 | struct mwifiex_bssdescriptor *bss_desc) |
140 | { | |
9558a407 | 141 | u8 *beacon_ie; |
403e1673 | 142 | size_t beacon_ie_len; |
b5abcf02 | 143 | struct mwifiex_bss_priv *bss_priv = (void *)bss->priv; |
9caf0364 JB |
144 | const struct cfg80211_bss_ies *ies; |
145 | ||
146 | rcu_read_lock(); | |
147 | ies = rcu_dereference(bss->ies); | |
9caf0364 JB |
148 | beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC); |
149 | beacon_ie_len = ies->len; | |
8cef2c9d | 150 | bss_desc->timestamp = ies->tsf; |
9caf0364 | 151 | rcu_read_unlock(); |
7c6fa2a8 | 152 | |
9558a407 AK |
153 | if (!beacon_ie) { |
154 | dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); | |
155 | return -ENOMEM; | |
156 | } | |
157 | ||
158 | memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN); | |
159 | bss_desc->rssi = bss->signal; | |
d837a2ae | 160 | /* The caller of this function will free beacon_ie */ |
9558a407 | 161 | bss_desc->beacon_buf = beacon_ie; |
904f137d | 162 | bss_desc->beacon_buf_size = beacon_ie_len; |
9558a407 AK |
163 | bss_desc->beacon_period = bss->beacon_interval; |
164 | bss_desc->cap_info_bitmap = bss->capability; | |
b5abcf02 AK |
165 | bss_desc->bss_band = bss_priv->band; |
166 | bss_desc->fw_tsf = bss_priv->fw_tsf; | |
7c6fa2a8 AK |
167 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) { |
168 | dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n"); | |
169 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP; | |
170 | } else { | |
171 | bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL; | |
172 | } | |
173 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_IBSS) | |
174 | bss_desc->bss_mode = NL80211_IFTYPE_ADHOC; | |
175 | else | |
176 | bss_desc->bss_mode = NL80211_IFTYPE_STATION; | |
177 | ||
c43933e6 BZ |
178 | /* Disable 11ac by default. Enable it only where there |
179 | * exist VHT_CAP IE in AP beacon | |
180 | */ | |
181 | bss_desc->disable_11ac = true; | |
182 | ||
2a7305c8 AK |
183 | if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT) |
184 | bss_desc->sensed_11h = true; | |
185 | ||
d837a2ae | 186 | return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc); |
7c6fa2a8 AK |
187 | } |
188 | ||
b58df446 BZ |
189 | void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv) |
190 | { | |
191 | if (priv->adapter->dt_node) { | |
192 | char txpwr[] = {"marvell,00_txpwrlimit"}; | |
193 | ||
194 | memcpy(&txpwr[8], priv->adapter->country_code, 2); | |
195 | mwifiex_dnld_dt_cfgdata(priv, priv->adapter->dt_node, txpwr); | |
196 | } | |
197 | } | |
198 | ||
e89e2da2 AK |
199 | static int mwifiex_process_country_ie(struct mwifiex_private *priv, |
200 | struct cfg80211_bss *bss) | |
201 | { | |
9caf0364 JB |
202 | const u8 *country_ie; |
203 | u8 country_ie_len; | |
e89e2da2 AK |
204 | struct mwifiex_802_11d_domain_reg *domain_info = |
205 | &priv->adapter->domain_reg; | |
206 | ||
9caf0364 JB |
207 | rcu_read_lock(); |
208 | country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); | |
209 | if (!country_ie) { | |
210 | rcu_read_unlock(); | |
e89e2da2 | 211 | return 0; |
9caf0364 | 212 | } |
e89e2da2 AK |
213 | |
214 | country_ie_len = country_ie[1]; | |
9caf0364 JB |
215 | if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) { |
216 | rcu_read_unlock(); | |
e89e2da2 | 217 | return 0; |
9caf0364 | 218 | } |
e89e2da2 | 219 | |
dd4a9ac0 BZ |
220 | if (!strncmp(priv->adapter->country_code, &country_ie[2], 2)) { |
221 | rcu_read_unlock(); | |
222 | wiphy_dbg(priv->wdev->wiphy, | |
223 | "11D: skip setting domain info in FW\n"); | |
224 | return 0; | |
225 | } | |
226 | memcpy(priv->adapter->country_code, &country_ie[2], 2); | |
227 | ||
e89e2da2 AK |
228 | domain_info->country_code[0] = country_ie[2]; |
229 | domain_info->country_code[1] = country_ie[3]; | |
230 | domain_info->country_code[2] = ' '; | |
231 | ||
232 | country_ie_len -= IEEE80211_COUNTRY_STRING_LEN; | |
233 | ||
234 | domain_info->no_of_triplet = | |
235 | country_ie_len / sizeof(struct ieee80211_country_ie_triplet); | |
236 | ||
237 | memcpy((u8 *)domain_info->triplet, | |
238 | &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len); | |
239 | ||
9caf0364 JB |
240 | rcu_read_unlock(); |
241 | ||
fa0ecbb9 BZ |
242 | if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
243 | HostCmd_ACT_GEN_SET, 0, NULL, false)) { | |
e89e2da2 AK |
244 | wiphy_err(priv->adapter->wiphy, |
245 | "11D: setting domain info in FW\n"); | |
246 | return -1; | |
247 | } | |
248 | ||
b58df446 | 249 | mwifiex_dnld_txpwr_table(priv); |
82efa16a | 250 | |
e89e2da2 AK |
251 | return 0; |
252 | } | |
253 | ||
5e6e3a92 | 254 | /* |
5e6e3a92 BZ |
255 | * In Ad-Hoc mode, the IBSS is created if not found in scan list. |
256 | * In both Ad-Hoc and infra mode, an deauthentication is performed | |
257 | * first. | |
258 | */ | |
7c6fa2a8 | 259 | int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, |
b9be5f39 | 260 | struct cfg80211_ssid *req_ssid) |
5e6e3a92 | 261 | { |
270e58e8 | 262 | int ret; |
5e6e3a92 | 263 | struct mwifiex_adapter *adapter = priv->adapter; |
7c6fa2a8 | 264 | struct mwifiex_bssdescriptor *bss_desc = NULL; |
5e6e3a92 BZ |
265 | |
266 | priv->scan_block = false; | |
7c6fa2a8 AK |
267 | |
268 | if (bss) { | |
e89e2da2 AK |
269 | mwifiex_process_country_ie(priv, bss); |
270 | ||
7c6fa2a8 AK |
271 | /* Allocate and fill new bss descriptor */ |
272 | bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), | |
0d2e7a5c JP |
273 | GFP_KERNEL); |
274 | if (!bss_desc) | |
7c6fa2a8 | 275 | return -ENOMEM; |
5982b47a | 276 | |
9558a407 | 277 | ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); |
7c6fa2a8 AK |
278 | if (ret) |
279 | goto done; | |
280 | } | |
5e6e3a92 | 281 | |
6621fe18 SP |
282 | if (priv->bss_mode == NL80211_IFTYPE_STATION || |
283 | priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { | |
f2bbb077 AK |
284 | u8 config_bands; |
285 | ||
600f5d90 | 286 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 287 | if (ret) |
7c6fa2a8 AK |
288 | goto done; |
289 | ||
f2bbb077 AK |
290 | if (!bss_desc) |
291 | return -1; | |
d7b9c520 | 292 | |
f2bbb077 AK |
293 | if (mwifiex_band_to_radio_type(bss_desc->bss_band) == |
294 | HostCmd_SCAN_RADIO_TYPE_BG) | |
f25b1431 | 295 | config_bands = BAND_B | BAND_G | BAND_GN; |
f2bbb077 AK |
296 | else |
297 | config_bands = BAND_A | BAND_AN | BAND_AAC; | |
d7b9c520 | 298 | |
f2bbb077 AK |
299 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) |
300 | adapter->config_bands = config_bands; | |
d7b9c520 | 301 | |
7c6fa2a8 AK |
302 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
303 | if (ret) | |
304 | goto done; | |
5e6e3a92 | 305 | |
b887664d AK |
306 | if (mwifiex_11h_get_csa_closed_channel(priv) == |
307 | (u8)bss_desc->channel) { | |
308 | dev_err(adapter->dev, | |
309 | "Attempt to reconnect on csa closed chan(%d)\n", | |
310 | bss_desc->channel); | |
311 | goto done; | |
312 | } | |
313 | ||
7c6fa2a8 AK |
314 | dev_dbg(adapter->dev, "info: SSID found in scan list ... " |
315 | "associating...\n"); | |
316 | ||
47411a06 | 317 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
318 | if (netif_carrier_ok(priv->netdev)) |
319 | netif_carrier_off(priv->netdev); | |
5e6e3a92 BZ |
320 | |
321 | /* Clear any past association response stored for | |
322 | * application retrieval */ | |
323 | priv->assoc_rsp_size = 0; | |
7c6fa2a8 | 324 | ret = mwifiex_associate(priv, bss_desc); |
a0f6d6ca AK |
325 | |
326 | /* If auth type is auto and association fails using open mode, | |
327 | * try to connect using shared mode */ | |
328 | if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && | |
329 | priv->sec_info.is_authtype_auto && | |
330 | priv->sec_info.wep_enabled) { | |
331 | priv->sec_info.authentication_mode = | |
332 | NL80211_AUTHTYPE_SHARED_KEY; | |
333 | ret = mwifiex_associate(priv, bss_desc); | |
334 | } | |
335 | ||
7c6fa2a8 | 336 | if (bss) |
5b112d3d | 337 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
5e6e3a92 BZ |
338 | } else { |
339 | /* Adhoc mode */ | |
340 | /* If the requested SSID matches current SSID, return */ | |
7c6fa2a8 | 341 | if (bss_desc && bss_desc->ssid.ssid_len && |
500f747c YAP |
342 | (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. |
343 | ssid, &bss_desc->ssid))) { | |
517543fd UR |
344 | ret = 0; |
345 | goto done; | |
7c6fa2a8 | 346 | } |
5e6e3a92 BZ |
347 | |
348 | /* Exit Adhoc mode first */ | |
349 | dev_dbg(adapter->dev, "info: Sending Adhoc Stop\n"); | |
600f5d90 | 350 | ret = mwifiex_deauthenticate(priv, NULL); |
5e6e3a92 | 351 | if (ret) |
7c6fa2a8 | 352 | goto done; |
5e6e3a92 BZ |
353 | |
354 | priv->adhoc_is_link_sensed = false; | |
355 | ||
7c6fa2a8 AK |
356 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
357 | ||
47411a06 | 358 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
359 | if (netif_carrier_ok(priv->netdev)) |
360 | netif_carrier_off(priv->netdev); | |
7c6fa2a8 AK |
361 | |
362 | if (!ret) { | |
5e6e3a92 BZ |
363 | dev_dbg(adapter->dev, "info: network found in scan" |
364 | " list. Joining...\n"); | |
7c6fa2a8 AK |
365 | ret = mwifiex_adhoc_join(priv, bss_desc); |
366 | if (bss) | |
5b112d3d | 367 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
636c4598 | 368 | } else { |
5e6e3a92 BZ |
369 | dev_dbg(adapter->dev, "info: Network not found in " |
370 | "the list, creating adhoc with ssid = %s\n", | |
7c6fa2a8 AK |
371 | req_ssid->ssid); |
372 | ret = mwifiex_adhoc_start(priv, req_ssid); | |
5e6e3a92 BZ |
373 | } |
374 | } | |
375 | ||
7c6fa2a8 | 376 | done: |
d837a2ae BZ |
377 | /* beacon_ie buffer was allocated in function |
378 | * mwifiex_fill_new_bss_desc(). Free it now. | |
379 | */ | |
380 | if (bss_desc) | |
381 | kfree(bss_desc->beacon_buf); | |
7c6fa2a8 | 382 | kfree(bss_desc); |
5e6e3a92 BZ |
383 | return ret; |
384 | } | |
385 | ||
5e6e3a92 BZ |
386 | /* |
387 | * IOCTL request handler to set host sleep configuration. | |
388 | * | |
389 | * This function prepares the correct firmware command and | |
390 | * issues it. | |
391 | */ | |
937a5045 XH |
392 | int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, |
393 | int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg) | |
600f5d90 | 394 | |
5e6e3a92 BZ |
395 | { |
396 | struct mwifiex_adapter *adapter = priv->adapter; | |
397 | int status = 0; | |
398 | u32 prev_cond = 0; | |
399 | ||
600f5d90 AK |
400 | if (!hs_cfg) |
401 | return -ENOMEM; | |
402 | ||
5e6e3a92 BZ |
403 | switch (action) { |
404 | case HostCmd_ACT_GEN_SET: | |
405 | if (adapter->pps_uapsd_mode) { | |
406 | dev_dbg(adapter->dev, "info: Host Sleep IOCTL" | |
407 | " is blocked in UAPSD/PPS mode\n"); | |
408 | status = -1; | |
409 | break; | |
410 | } | |
411 | if (hs_cfg->is_invoke_hostcmd) { | |
cc0b5a64 | 412 | if (hs_cfg->conditions == HS_CFG_CANCEL) { |
5e6e3a92 BZ |
413 | if (!adapter->is_hs_configured) |
414 | /* Already cancelled */ | |
415 | break; | |
416 | /* Save previous condition */ | |
417 | prev_cond = le32_to_cpu(adapter->hs_cfg | |
418 | .conditions); | |
419 | adapter->hs_cfg.conditions = | |
420 | cpu_to_le32(hs_cfg->conditions); | |
421 | } else if (hs_cfg->conditions) { | |
422 | adapter->hs_cfg.conditions = | |
423 | cpu_to_le32(hs_cfg->conditions); | |
424 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; | |
425 | if (hs_cfg->gap) | |
426 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
cc0b5a64 AK |
427 | } else if (adapter->hs_cfg.conditions == |
428 | cpu_to_le32(HS_CFG_CANCEL)) { | |
5e6e3a92 BZ |
429 | /* Return failure if no parameters for HS |
430 | enable */ | |
431 | status = -1; | |
432 | break; | |
433 | } | |
fa0ecbb9 BZ |
434 | |
435 | status = mwifiex_send_cmd(priv, | |
436 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
437 | HostCmd_ACT_GEN_SET, 0, | |
438 | &adapter->hs_cfg, | |
439 | cmd_type == MWIFIEX_SYNC_CMD); | |
440 | ||
cc0b5a64 | 441 | if (hs_cfg->conditions == HS_CFG_CANCEL) |
5e6e3a92 BZ |
442 | /* Restore previous condition */ |
443 | adapter->hs_cfg.conditions = | |
444 | cpu_to_le32(prev_cond); | |
445 | } else { | |
446 | adapter->hs_cfg.conditions = | |
500f747c | 447 | cpu_to_le32(hs_cfg->conditions); |
5e6e3a92 BZ |
448 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; |
449 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
450 | } | |
451 | break; | |
452 | case HostCmd_ACT_GEN_GET: | |
453 | hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions); | |
454 | hs_cfg->gpio = adapter->hs_cfg.gpio; | |
455 | hs_cfg->gap = adapter->hs_cfg.gap; | |
456 | break; | |
457 | default: | |
458 | status = -1; | |
459 | break; | |
460 | } | |
461 | ||
462 | return status; | |
463 | } | |
464 | ||
5e6e3a92 BZ |
465 | /* |
466 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
467 | * | |
468 | * This function allocates the IOCTL request buffer, fills it | |
469 | * with requisite parameters and calls the IOCTL handler. | |
470 | */ | |
600f5d90 | 471 | int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) |
5e6e3a92 | 472 | { |
5e6e3a92 BZ |
473 | struct mwifiex_ds_hs_cfg hscfg; |
474 | ||
cc0b5a64 | 475 | hscfg.conditions = HS_CFG_CANCEL; |
5e6e3a92 | 476 | hscfg.is_invoke_hostcmd = true; |
5e6e3a92 | 477 | |
636c4598 YAP |
478 | return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, |
479 | cmd_type, &hscfg); | |
5e6e3a92 BZ |
480 | } |
481 | EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); | |
482 | ||
483 | /* | |
484 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
485 | * | |
486 | * This function allocates the IOCTL request buffer, fills it | |
487 | * with requisite parameters and calls the IOCTL handler. | |
488 | */ | |
489 | int mwifiex_enable_hs(struct mwifiex_adapter *adapter) | |
490 | { | |
491 | struct mwifiex_ds_hs_cfg hscfg; | |
22c22d27 AK |
492 | struct mwifiex_private *priv; |
493 | int i; | |
494 | ||
495 | if (disconnect_on_suspend) { | |
496 | for (i = 0; i < adapter->priv_num; i++) { | |
497 | priv = adapter->priv[i]; | |
498 | if (priv) | |
499 | mwifiex_deauthenticate(priv, NULL); | |
500 | } | |
501 | } | |
5e6e3a92 BZ |
502 | |
503 | if (adapter->hs_activated) { | |
69797838 | 504 | dev_dbg(adapter->dev, "cmd: HS Already activated\n"); |
5e6e3a92 BZ |
505 | return true; |
506 | } | |
507 | ||
5e6e3a92 BZ |
508 | adapter->hs_activate_wait_q_woken = false; |
509 | ||
b093863e | 510 | memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg)); |
5e6e3a92 BZ |
511 | hscfg.is_invoke_hostcmd = true; |
512 | ||
c0dbba66 AK |
513 | adapter->hs_enabling = true; |
514 | mwifiex_cancel_all_pending_cmd(adapter); | |
515 | ||
5e6e3a92 | 516 | if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, |
500f747c | 517 | MWIFIEX_BSS_ROLE_STA), |
600f5d90 AK |
518 | HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, |
519 | &hscfg)) { | |
5e6e3a92 BZ |
520 | dev_err(adapter->dev, "IOCTL request HS enable failed\n"); |
521 | return false; | |
522 | } | |
523 | ||
52250cbe AK |
524 | if (wait_event_interruptible_timeout(adapter->hs_activate_wait_q, |
525 | adapter->hs_activate_wait_q_woken, | |
526 | (10 * HZ)) <= 0) { | |
9c969d8c BZ |
527 | dev_err(adapter->dev, "hs_activate_wait_q terminated\n"); |
528 | return false; | |
529 | } | |
5e6e3a92 BZ |
530 | |
531 | return true; | |
532 | } | |
533 | EXPORT_SYMBOL_GPL(mwifiex_enable_hs); | |
534 | ||
5e6e3a92 BZ |
535 | /* |
536 | * IOCTL request handler to get BSS information. | |
537 | * | |
538 | * This function collates the information from different driver structures | |
539 | * to send to the user. | |
540 | */ | |
541 | int mwifiex_get_bss_info(struct mwifiex_private *priv, | |
542 | struct mwifiex_bss_info *info) | |
543 | { | |
544 | struct mwifiex_adapter *adapter = priv->adapter; | |
545 | struct mwifiex_bssdescriptor *bss_desc; | |
5e6e3a92 BZ |
546 | |
547 | if (!info) | |
548 | return -1; | |
549 | ||
5e6e3a92 BZ |
550 | bss_desc = &priv->curr_bss_params.bss_descriptor; |
551 | ||
5e6e3a92 BZ |
552 | info->bss_mode = priv->bss_mode; |
553 | ||
b9be5f39 | 554 | memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); |
5e6e3a92 | 555 | |
5e6e3a92 BZ |
556 | memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); |
557 | ||
5e6e3a92 BZ |
558 | info->bss_chan = bss_desc->channel; |
559 | ||
67fdf39e | 560 | memcpy(info->country_code, adapter->country_code, |
5e218b7a | 561 | IEEE80211_COUNTRY_STRING_LEN); |
5e6e3a92 | 562 | |
5e6e3a92 BZ |
563 | info->media_connected = priv->media_connected; |
564 | ||
5e6e3a92 BZ |
565 | info->max_power_level = priv->max_tx_power_level; |
566 | info->min_power_level = priv->min_tx_power_level; | |
567 | ||
5e6e3a92 BZ |
568 | info->adhoc_state = priv->adhoc_state; |
569 | ||
5e6e3a92 BZ |
570 | info->bcn_nf_last = priv->bcn_nf_last; |
571 | ||
5eb02e44 | 572 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
573 | info->wep_status = true; |
574 | else | |
575 | info->wep_status = false; | |
576 | ||
577 | info->is_hs_configured = adapter->is_hs_configured; | |
578 | info->is_deep_sleep = adapter->is_deep_sleep; | |
579 | ||
580 | return 0; | |
581 | } | |
582 | ||
a0490936 AK |
583 | /* |
584 | * The function disables auto deep sleep mode. | |
585 | */ | |
586 | int mwifiex_disable_auto_ds(struct mwifiex_private *priv) | |
587 | { | |
588 | struct mwifiex_ds_auto_ds auto_ds; | |
589 | ||
590 | auto_ds.auto_ds = DEEP_SLEEP_OFF; | |
591 | ||
fa0ecbb9 BZ |
592 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
593 | DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true); | |
a0490936 AK |
594 | } |
595 | EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); | |
596 | ||
5e6e3a92 BZ |
597 | /* |
598 | * Sends IOCTL request to get the data rate. | |
599 | * | |
600 | * This function allocates the IOCTL request buffer, fills it | |
601 | * with requisite parameters and calls the IOCTL handler. | |
602 | */ | |
006606c0 | 603 | int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) |
5e6e3a92 | 604 | { |
270e58e8 | 605 | int ret; |
5e6e3a92 | 606 | |
fa0ecbb9 BZ |
607 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, |
608 | HostCmd_ACT_GEN_GET, 0, NULL, true); | |
5e6e3a92 | 609 | |
5e6e3a92 | 610 | if (!ret) { |
006606c0 AK |
611 | if (priv->is_data_rate_auto) |
612 | *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, | |
613 | priv->tx_htinfo); | |
49753128 | 614 | else |
006606c0 | 615 | *rate = priv->data_rate; |
5e6e3a92 BZ |
616 | } |
617 | ||
5e6e3a92 BZ |
618 | return ret; |
619 | } | |
620 | ||
621 | /* | |
622 | * IOCTL request handler to set tx power configuration. | |
623 | * | |
624 | * This function prepares the correct firmware command and | |
625 | * issues it. | |
626 | * | |
627 | * For non-auto power mode, all the following power groups are set - | |
628 | * - Modulation class HR/DSSS | |
629 | * - Modulation class OFDM | |
630 | * - Modulation class HTBW20 | |
631 | * - Modulation class HTBW40 | |
632 | */ | |
600f5d90 AK |
633 | int mwifiex_set_tx_power(struct mwifiex_private *priv, |
634 | struct mwifiex_power_cfg *power_cfg) | |
5e6e3a92 | 635 | { |
270e58e8 YAP |
636 | int ret; |
637 | struct host_cmd_ds_txpwr_cfg *txp_cfg; | |
638 | struct mwifiex_types_power_group *pg_tlv; | |
639 | struct mwifiex_power_group *pg; | |
640 | u8 *buf; | |
5e6e3a92 BZ |
641 | u16 dbm = 0; |
642 | ||
643 | if (!power_cfg->is_power_auto) { | |
644 | dbm = (u16) power_cfg->power_level; | |
645 | if ((dbm < priv->min_tx_power_level) || | |
646 | (dbm > priv->max_tx_power_level)) { | |
647 | dev_err(priv->adapter->dev, "txpower value %d dBm" | |
500f747c YAP |
648 | " is out of range (%d dBm-%d dBm)\n", |
649 | dbm, priv->min_tx_power_level, | |
650 | priv->max_tx_power_level); | |
5e6e3a92 BZ |
651 | return -1; |
652 | } | |
653 | } | |
654 | buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); | |
0d2e7a5c | 655 | if (!buf) |
b53575ec | 656 | return -ENOMEM; |
5e6e3a92 BZ |
657 | |
658 | txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; | |
659 | txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); | |
660 | if (!power_cfg->is_power_auto) { | |
661 | txp_cfg->mode = cpu_to_le32(1); | |
500f747c YAP |
662 | pg_tlv = (struct mwifiex_types_power_group *) |
663 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
930fd35c AK |
664 | pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP); |
665 | pg_tlv->length = | |
666 | cpu_to_le16(4 * sizeof(struct mwifiex_power_group)); | |
500f747c YAP |
667 | pg = (struct mwifiex_power_group *) |
668 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg) | |
669 | + sizeof(struct mwifiex_types_power_group)); | |
5e6e3a92 BZ |
670 | /* Power group for modulation class HR/DSSS */ |
671 | pg->first_rate_code = 0x00; | |
672 | pg->last_rate_code = 0x03; | |
673 | pg->modulation_class = MOD_CLASS_HR_DSSS; | |
674 | pg->power_step = 0; | |
675 | pg->power_min = (s8) dbm; | |
676 | pg->power_max = (s8) dbm; | |
677 | pg++; | |
678 | /* Power group for modulation class OFDM */ | |
679 | pg->first_rate_code = 0x00; | |
680 | pg->last_rate_code = 0x07; | |
681 | pg->modulation_class = MOD_CLASS_OFDM; | |
682 | pg->power_step = 0; | |
683 | pg->power_min = (s8) dbm; | |
684 | pg->power_max = (s8) dbm; | |
685 | pg++; | |
686 | /* Power group for modulation class HTBW20 */ | |
687 | pg->first_rate_code = 0x00; | |
688 | pg->last_rate_code = 0x20; | |
689 | pg->modulation_class = MOD_CLASS_HT; | |
690 | pg->power_step = 0; | |
691 | pg->power_min = (s8) dbm; | |
692 | pg->power_max = (s8) dbm; | |
693 | pg->ht_bandwidth = HT_BW_20; | |
694 | pg++; | |
695 | /* Power group for modulation class HTBW40 */ | |
696 | pg->first_rate_code = 0x00; | |
697 | pg->last_rate_code = 0x20; | |
698 | pg->modulation_class = MOD_CLASS_HT; | |
699 | pg->power_step = 0; | |
700 | pg->power_min = (s8) dbm; | |
701 | pg->power_max = (s8) dbm; | |
702 | pg->ht_bandwidth = HT_BW_40; | |
703 | } | |
fa0ecbb9 BZ |
704 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_TXPWR_CFG, |
705 | HostCmd_ACT_GEN_SET, 0, buf, true); | |
5e6e3a92 | 706 | |
600f5d90 | 707 | kfree(buf); |
5e6e3a92 BZ |
708 | return ret; |
709 | } | |
710 | ||
711 | /* | |
712 | * IOCTL request handler to get power save mode. | |
713 | * | |
714 | * This function prepares the correct firmware command and | |
715 | * issues it. | |
716 | */ | |
600f5d90 | 717 | int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) |
5e6e3a92 | 718 | { |
270e58e8 | 719 | int ret; |
5e6e3a92 BZ |
720 | struct mwifiex_adapter *adapter = priv->adapter; |
721 | u16 sub_cmd; | |
722 | ||
600f5d90 AK |
723 | if (*ps_mode) |
724 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; | |
725 | else | |
726 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
727 | sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; | |
fa0ecbb9 BZ |
728 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
729 | sub_cmd, BITMAP_STA_PS, NULL, true); | |
600f5d90 | 730 | if ((!ret) && (sub_cmd == DIS_AUTO_PS)) |
fa0ecbb9 BZ |
731 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
732 | GET_PS, 0, NULL, false); | |
5e6e3a92 BZ |
733 | |
734 | return ret; | |
735 | } | |
736 | ||
737 | /* | |
738 | * IOCTL request handler to set/reset WPA IE. | |
739 | * | |
740 | * The supplied WPA IE is treated as a opaque buffer. Only the first field | |
741 | * is checked to determine WPA version. If buffer length is zero, the existing | |
742 | * WPA IE is reset. | |
743 | */ | |
744 | static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, | |
745 | u8 *ie_data_ptr, u16 ie_len) | |
746 | { | |
747 | if (ie_len) { | |
748 | if (ie_len > sizeof(priv->wpa_ie)) { | |
749 | dev_err(priv->adapter->dev, | |
750 | "failed to copy WPA IE, too big\n"); | |
751 | return -1; | |
752 | } | |
753 | memcpy(priv->wpa_ie, ie_data_ptr, ie_len); | |
754 | priv->wpa_ie_len = (u8) ie_len; | |
755 | dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", | |
500f747c | 756 | priv->wpa_ie_len, priv->wpa_ie[0]); |
5e6e3a92 | 757 | |
04b2312a | 758 | if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { |
5e6e3a92 BZ |
759 | priv->sec_info.wpa_enabled = true; |
760 | } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { | |
761 | priv->sec_info.wpa2_enabled = true; | |
762 | } else { | |
763 | priv->sec_info.wpa_enabled = false; | |
764 | priv->sec_info.wpa2_enabled = false; | |
765 | } | |
766 | } else { | |
767 | memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie)); | |
768 | priv->wpa_ie_len = 0; | |
769 | dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n", | |
770 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
771 | priv->sec_info.wpa_enabled = false; | |
772 | priv->sec_info.wpa2_enabled = false; | |
773 | } | |
774 | ||
775 | return 0; | |
776 | } | |
777 | ||
778 | /* | |
779 | * IOCTL request handler to set/reset WAPI IE. | |
780 | * | |
781 | * The supplied WAPI IE is treated as a opaque buffer. Only the first field | |
782 | * is checked to internally enable WAPI. If buffer length is zero, the existing | |
783 | * WAPI IE is reset. | |
784 | */ | |
785 | static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, | |
786 | u8 *ie_data_ptr, u16 ie_len) | |
787 | { | |
788 | if (ie_len) { | |
789 | if (ie_len > sizeof(priv->wapi_ie)) { | |
790 | dev_dbg(priv->adapter->dev, | |
791 | "info: failed to copy WAPI IE, too big\n"); | |
792 | return -1; | |
793 | } | |
794 | memcpy(priv->wapi_ie, ie_data_ptr, ie_len); | |
795 | priv->wapi_ie_len = ie_len; | |
796 | dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n", | |
500f747c | 797 | priv->wapi_ie_len, priv->wapi_ie[0]); |
5e6e3a92 BZ |
798 | |
799 | if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) | |
800 | priv->sec_info.wapi_enabled = true; | |
801 | } else { | |
802 | memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie)); | |
803 | priv->wapi_ie_len = ie_len; | |
804 | dev_dbg(priv->adapter->dev, | |
805 | "info: Reset wapi_ie_len=%d IE=%#x\n", | |
806 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
807 | priv->sec_info.wapi_enabled = false; | |
808 | } | |
809 | return 0; | |
810 | } | |
811 | ||
13d7ba78 AP |
812 | /* |
813 | * IOCTL request handler to set/reset WPS IE. | |
814 | * | |
815 | * The supplied WPS IE is treated as a opaque buffer. Only the first field | |
816 | * is checked to internally enable WPS. If buffer length is zero, the existing | |
817 | * WPS IE is reset. | |
818 | */ | |
819 | static int mwifiex_set_wps_ie(struct mwifiex_private *priv, | |
820 | u8 *ie_data_ptr, u16 ie_len) | |
821 | { | |
822 | if (ie_len) { | |
8795ca61 | 823 | if (ie_len > MWIFIEX_MAX_VSIE_LEN) { |
13d7ba78 AP |
824 | dev_dbg(priv->adapter->dev, |
825 | "info: failed to copy WPS IE, too big\n"); | |
13d7ba78 AP |
826 | return -1; |
827 | } | |
8795ca61 AP |
828 | |
829 | priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); | |
830 | if (!priv->wps_ie) | |
831 | return -ENOMEM; | |
832 | ||
13d7ba78 AP |
833 | memcpy(priv->wps_ie, ie_data_ptr, ie_len); |
834 | priv->wps_ie_len = ie_len; | |
835 | dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n", | |
836 | priv->wps_ie_len, priv->wps_ie[0]); | |
837 | } else { | |
838 | kfree(priv->wps_ie); | |
839 | priv->wps_ie_len = ie_len; | |
840 | dev_dbg(priv->adapter->dev, | |
841 | "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); | |
842 | } | |
843 | return 0; | |
844 | } | |
845 | ||
5e6e3a92 BZ |
846 | /* |
847 | * IOCTL request handler to set WAPI key. | |
848 | * | |
849 | * This function prepares the correct firmware command and | |
850 | * issues it. | |
851 | */ | |
600f5d90 | 852 | static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
853 | struct mwifiex_ds_encrypt_key *encrypt_key) |
854 | { | |
5e6e3a92 | 855 | |
fa0ecbb9 BZ |
856 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
857 | HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, | |
858 | encrypt_key, true); | |
5e6e3a92 BZ |
859 | } |
860 | ||
5e6e3a92 BZ |
861 | /* |
862 | * IOCTL request handler to set WEP network key. | |
863 | * | |
864 | * This function prepares the correct firmware command and | |
865 | * issues it, after validation checks. | |
866 | */ | |
600f5d90 | 867 | static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
868 | struct mwifiex_ds_encrypt_key *encrypt_key) |
869 | { | |
e57f1734 | 870 | struct mwifiex_adapter *adapter = priv->adapter; |
270e58e8 YAP |
871 | int ret; |
872 | struct mwifiex_wep_key *wep_key; | |
5e6e3a92 BZ |
873 | int index; |
874 | ||
875 | if (priv->wep_key_curr_index >= NUM_WEP_KEYS) | |
876 | priv->wep_key_curr_index = 0; | |
877 | wep_key = &priv->wep_key[priv->wep_key_curr_index]; | |
878 | index = encrypt_key->key_index; | |
879 | if (encrypt_key->key_disable) { | |
5eb02e44 | 880 | priv->sec_info.wep_enabled = 0; |
5e6e3a92 BZ |
881 | } else if (!encrypt_key->key_len) { |
882 | /* Copy the required key as the current key */ | |
883 | wep_key = &priv->wep_key[index]; | |
884 | if (!wep_key->key_length) { | |
e57f1734 | 885 | dev_err(adapter->dev, |
5e6e3a92 BZ |
886 | "key not set, so cannot enable it\n"); |
887 | return -1; | |
888 | } | |
e57f1734 AP |
889 | |
890 | if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) { | |
891 | memcpy(encrypt_key->key_material, | |
892 | wep_key->key_material, wep_key->key_length); | |
893 | encrypt_key->key_len = wep_key->key_length; | |
894 | } | |
895 | ||
5e6e3a92 | 896 | priv->wep_key_curr_index = (u16) index; |
5eb02e44 | 897 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
898 | } else { |
899 | wep_key = &priv->wep_key[index]; | |
5e6e3a92 BZ |
900 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
901 | /* Copy the key in the driver */ | |
902 | memcpy(wep_key->key_material, | |
903 | encrypt_key->key_material, | |
904 | encrypt_key->key_len); | |
905 | wep_key->key_index = index; | |
906 | wep_key->key_length = encrypt_key->key_len; | |
5eb02e44 | 907 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
908 | } |
909 | if (wep_key->key_length) { | |
e57f1734 AP |
910 | void *enc_key; |
911 | ||
912 | if (encrypt_key->key_disable) | |
913 | memset(&priv->wep_key[index], 0, | |
914 | sizeof(struct mwifiex_wep_key)); | |
915 | ||
916 | if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) | |
917 | enc_key = encrypt_key; | |
918 | else | |
919 | enc_key = NULL; | |
920 | ||
5e6e3a92 | 921 | /* Send request to firmware */ |
fa0ecbb9 BZ |
922 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
923 | HostCmd_ACT_GEN_SET, 0, enc_key, false); | |
5e6e3a92 BZ |
924 | if (ret) |
925 | return ret; | |
926 | } | |
e57f1734 | 927 | |
5eb02e44 | 928 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
929 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
930 | else | |
931 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
932 | ||
fa0ecbb9 BZ |
933 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
934 | HostCmd_ACT_GEN_SET, 0, | |
935 | &priv->curr_pkt_filter, true); | |
5e6e3a92 BZ |
936 | |
937 | return ret; | |
938 | } | |
939 | ||
940 | /* | |
941 | * IOCTL request handler to set WPA key. | |
942 | * | |
943 | * This function prepares the correct firmware command and | |
944 | * issues it, after validation checks. | |
945 | * | |
946 | * Current driver only supports key length of up to 32 bytes. | |
947 | * | |
948 | * This function can also be used to disable a currently set key. | |
949 | */ | |
600f5d90 | 950 | static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
951 | struct mwifiex_ds_encrypt_key *encrypt_key) |
952 | { | |
270e58e8 | 953 | int ret; |
5e6e3a92 BZ |
954 | u8 remove_key = false; |
955 | struct host_cmd_ds_802_11_key_material *ibss_key; | |
956 | ||
957 | /* Current driver only supports key length of up to 32 bytes */ | |
a3731658 | 958 | if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) { |
600f5d90 | 959 | dev_err(priv->adapter->dev, "key length too long\n"); |
5e6e3a92 BZ |
960 | return -1; |
961 | } | |
962 | ||
eecd8250 | 963 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
964 | /* |
965 | * IBSS/WPA-None uses only one key (Group) for both receiving | |
966 | * and sending unicast and multicast packets. | |
967 | */ | |
968 | /* Send the key as PTK to firmware */ | |
969 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
fa0ecbb9 BZ |
970 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
971 | HostCmd_ACT_GEN_SET, | |
972 | KEY_INFO_ENABLED, encrypt_key, false); | |
5e6e3a92 BZ |
973 | if (ret) |
974 | return ret; | |
975 | ||
976 | ibss_key = &priv->aes_key; | |
977 | memset(ibss_key, 0, | |
978 | sizeof(struct host_cmd_ds_802_11_key_material)); | |
979 | /* Copy the key in the driver */ | |
980 | memcpy(ibss_key->key_param_set.key, encrypt_key->key_material, | |
981 | encrypt_key->key_len); | |
982 | memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len, | |
983 | sizeof(ibss_key->key_param_set.key_len)); | |
984 | ibss_key->key_param_set.key_type_id | |
985 | = cpu_to_le16(KEY_TYPE_ID_TKIP); | |
6a35a0ac | 986 | ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED); |
5e6e3a92 BZ |
987 | |
988 | /* Send the key as GTK to firmware */ | |
989 | encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST; | |
990 | } | |
991 | ||
992 | if (!encrypt_key->key_index) | |
993 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
994 | ||
995 | if (remove_key) | |
fa0ecbb9 BZ |
996 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
997 | HostCmd_ACT_GEN_SET, | |
998 | !KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 | 999 | else |
fa0ecbb9 BZ |
1000 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
1001 | HostCmd_ACT_GEN_SET, | |
1002 | KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 BZ |
1003 | |
1004 | return ret; | |
1005 | } | |
1006 | ||
1007 | /* | |
1008 | * IOCTL request handler to set/get network keys. | |
1009 | * | |
1010 | * This is a generic key handling function which supports WEP, WPA | |
1011 | * and WAPI. | |
1012 | */ | |
1013 | static int | |
1014 | mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1015 | struct mwifiex_ds_encrypt_key *encrypt_key) |
1016 | { | |
270e58e8 | 1017 | int status; |
5e6e3a92 BZ |
1018 | |
1019 | if (encrypt_key->is_wapi_key) | |
600f5d90 | 1020 | status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key); |
5e6e3a92 | 1021 | else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104) |
600f5d90 | 1022 | status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key); |
5e6e3a92 | 1023 | else |
600f5d90 | 1024 | status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key); |
5e6e3a92 BZ |
1025 | return status; |
1026 | } | |
1027 | ||
1028 | /* | |
1029 | * This function returns the driver version. | |
1030 | */ | |
1031 | int | |
1032 | mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, | |
1033 | int max_len) | |
1034 | { | |
1035 | union { | |
1036 | u32 l; | |
1037 | u8 c[4]; | |
1038 | } ver; | |
1039 | char fw_ver[32]; | |
1040 | ||
1041 | ver.l = adapter->fw_release_number; | |
1042 | sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); | |
1043 | ||
1044 | snprintf(version, max_len, driver_version, fw_ver); | |
1045 | ||
1046 | dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version); | |
1047 | ||
1048 | return 0; | |
1049 | } | |
1050 | ||
5e6e3a92 BZ |
1051 | /* |
1052 | * Sends IOCTL request to set encoding parameters. | |
1053 | * | |
1054 | * This function allocates the IOCTL request buffer, fills it | |
1055 | * with requisite parameters and calls the IOCTL handler. | |
1056 | */ | |
53b11231 YL |
1057 | int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, |
1058 | const u8 *key, int key_len, u8 key_index, | |
1059 | const u8 *mac_addr, int disable) | |
5e6e3a92 | 1060 | { |
5e6e3a92 | 1061 | struct mwifiex_ds_encrypt_key encrypt_key; |
5e6e3a92 | 1062 | |
5e6e3a92 BZ |
1063 | memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); |
1064 | encrypt_key.key_len = key_len; | |
e57f1734 | 1065 | encrypt_key.key_index = key_index; |
53b11231 YL |
1066 | |
1067 | if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) | |
1068 | encrypt_key.is_igtk_key = true; | |
1069 | ||
5e6e3a92 | 1070 | if (!disable) { |
5e6e3a92 BZ |
1071 | if (key_len) |
1072 | memcpy(encrypt_key.key_material, key, key_len); | |
e57f1734 AP |
1073 | else |
1074 | encrypt_key.is_current_wep_key = true; | |
1075 | ||
75edd2c6 AP |
1076 | if (mac_addr) |
1077 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
e57f1734 | 1078 | if (kp && kp->seq && kp->seq_len) { |
53b11231 | 1079 | memcpy(encrypt_key.pn, kp->seq, kp->seq_len); |
e57f1734 AP |
1080 | encrypt_key.pn_len = kp->seq_len; |
1081 | encrypt_key.is_rx_seq_valid = true; | |
1082 | } | |
5e6e3a92 | 1083 | } else { |
e57f1734 AP |
1084 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) |
1085 | return 0; | |
5e6e3a92 | 1086 | encrypt_key.key_disable = true; |
75edd2c6 AP |
1087 | if (mac_addr) |
1088 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
5e6e3a92 BZ |
1089 | } |
1090 | ||
636c4598 | 1091 | return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); |
5e6e3a92 BZ |
1092 | } |
1093 | ||
1094 | /* | |
1095 | * Sends IOCTL request to get extended version. | |
1096 | * | |
1097 | * This function allocates the IOCTL request buffer, fills it | |
1098 | * with requisite parameters and calls the IOCTL handler. | |
1099 | */ | |
1100 | int | |
1101 | mwifiex_get_ver_ext(struct mwifiex_private *priv) | |
1102 | { | |
1103 | struct mwifiex_ver_ext ver_ext; | |
5e6e3a92 | 1104 | |
5e6e3a92 | 1105 | memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext)); |
fa0ecbb9 BZ |
1106 | if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT, |
1107 | HostCmd_ACT_GEN_GET, 0, &ver_ext, true)) | |
636c4598 | 1108 | return -1; |
5e6e3a92 | 1109 | |
636c4598 | 1110 | return 0; |
5e6e3a92 BZ |
1111 | } |
1112 | ||
7feb4c48 SP |
1113 | int |
1114 | mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, | |
1115 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
1116 | unsigned int duration) |
1117 | { | |
1118 | struct host_cmd_ds_remain_on_chan roc_cfg; | |
1119 | u8 sc; | |
1120 | ||
1121 | memset(&roc_cfg, 0, sizeof(roc_cfg)); | |
1122 | roc_cfg.action = cpu_to_le16(action); | |
1123 | if (action == HostCmd_ACT_GEN_SET) { | |
1124 | roc_cfg.band_cfg = chan->band; | |
42d97a59 | 1125 | sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); |
7feb4c48 SP |
1126 | roc_cfg.band_cfg |= (sc << 2); |
1127 | ||
1128 | roc_cfg.channel = | |
1129 | ieee80211_frequency_to_channel(chan->center_freq); | |
1130 | roc_cfg.duration = cpu_to_le32(duration); | |
1131 | } | |
fa0ecbb9 BZ |
1132 | if (mwifiex_send_cmd(priv, HostCmd_CMD_REMAIN_ON_CHAN, |
1133 | action, 0, &roc_cfg, true)) { | |
7feb4c48 SP |
1134 | dev_err(priv->adapter->dev, "failed to remain on channel\n"); |
1135 | return -1; | |
1136 | } | |
1137 | ||
1138 | return roc_cfg.status; | |
1139 | } | |
1140 | ||
9197ab9e SP |
1141 | int |
1142 | mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role) | |
1143 | { | |
1144 | if (GET_BSS_ROLE(priv) == bss_role) { | |
1145 | dev_dbg(priv->adapter->dev, | |
1146 | "info: already in the desired role.\n"); | |
1147 | return 0; | |
1148 | } | |
1149 | ||
1150 | mwifiex_free_priv(priv); | |
1151 | mwifiex_init_priv(priv); | |
1152 | ||
1153 | priv->bss_role = bss_role; | |
1154 | switch (bss_role) { | |
1155 | case MWIFIEX_BSS_ROLE_UAP: | |
1156 | priv->bss_mode = NL80211_IFTYPE_AP; | |
1157 | break; | |
1158 | case MWIFIEX_BSS_ROLE_STA: | |
1159 | case MWIFIEX_BSS_ROLE_ANY: | |
1160 | default: | |
1161 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
1162 | break; | |
1163 | } | |
1164 | ||
fa0ecbb9 BZ |
1165 | mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
1166 | HostCmd_ACT_GEN_SET, 0, NULL, true); | |
9197ab9e SP |
1167 | |
1168 | return mwifiex_sta_init_cmd(priv, false); | |
1169 | } | |
1170 | ||
5e6e3a92 BZ |
1171 | /* |
1172 | * Sends IOCTL request to get statistics information. | |
1173 | * | |
1174 | * This function allocates the IOCTL request buffer, fills it | |
1175 | * with requisite parameters and calls the IOCTL handler. | |
1176 | */ | |
1177 | int | |
1178 | mwifiex_get_stats_info(struct mwifiex_private *priv, | |
1179 | struct mwifiex_ds_get_stats *log) | |
1180 | { | |
fa0ecbb9 BZ |
1181 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_GET_LOG, |
1182 | HostCmd_ACT_GEN_GET, 0, log, true); | |
5e6e3a92 BZ |
1183 | } |
1184 | ||
1185 | /* | |
1186 | * IOCTL request handler to read/write register. | |
1187 | * | |
1188 | * This function prepares the correct firmware command and | |
1189 | * issues it. | |
1190 | * | |
1191 | * Access to the following registers are supported - | |
1192 | * - MAC | |
1193 | * - BBP | |
1194 | * - RF | |
1195 | * - PMIC | |
1196 | * - CAU | |
1197 | */ | |
1198 | static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1199 | struct mwifiex_ds_reg_rw *reg_rw, |
1200 | u16 action) | |
1201 | { | |
5e6e3a92 BZ |
1202 | u16 cmd_no; |
1203 | ||
1204 | switch (le32_to_cpu(reg_rw->type)) { | |
1205 | case MWIFIEX_REG_MAC: | |
1206 | cmd_no = HostCmd_CMD_MAC_REG_ACCESS; | |
1207 | break; | |
1208 | case MWIFIEX_REG_BBP: | |
1209 | cmd_no = HostCmd_CMD_BBP_REG_ACCESS; | |
1210 | break; | |
1211 | case MWIFIEX_REG_RF: | |
1212 | cmd_no = HostCmd_CMD_RF_REG_ACCESS; | |
1213 | break; | |
1214 | case MWIFIEX_REG_PMIC: | |
1215 | cmd_no = HostCmd_CMD_PMIC_REG_ACCESS; | |
1216 | break; | |
1217 | case MWIFIEX_REG_CAU: | |
1218 | cmd_no = HostCmd_CMD_CAU_REG_ACCESS; | |
1219 | break; | |
1220 | default: | |
1221 | return -1; | |
1222 | } | |
1223 | ||
fa0ecbb9 | 1224 | return mwifiex_send_cmd(priv, cmd_no, action, 0, reg_rw, true); |
5e6e3a92 BZ |
1225 | } |
1226 | ||
1227 | /* | |
1228 | * Sends IOCTL request to write to a register. | |
1229 | * | |
1230 | * This function allocates the IOCTL request buffer, fills it | |
1231 | * with requisite parameters and calls the IOCTL handler. | |
1232 | */ | |
1233 | int | |
1234 | mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type, | |
1235 | u32 reg_offset, u32 reg_value) | |
1236 | { | |
5e6e3a92 BZ |
1237 | struct mwifiex_ds_reg_rw reg_rw; |
1238 | ||
5e6e3a92 BZ |
1239 | reg_rw.type = cpu_to_le32(reg_type); |
1240 | reg_rw.offset = cpu_to_le32(reg_offset); | |
1241 | reg_rw.value = cpu_to_le32(reg_value); | |
5e6e3a92 | 1242 | |
636c4598 | 1243 | return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET); |
5e6e3a92 BZ |
1244 | } |
1245 | ||
1246 | /* | |
1247 | * Sends IOCTL request to read from a register. | |
1248 | * | |
1249 | * This function allocates the IOCTL request buffer, fills it | |
1250 | * with requisite parameters and calls the IOCTL handler. | |
1251 | */ | |
1252 | int | |
1253 | mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type, | |
1254 | u32 reg_offset, u32 *value) | |
1255 | { | |
270e58e8 | 1256 | int ret; |
5e6e3a92 BZ |
1257 | struct mwifiex_ds_reg_rw reg_rw; |
1258 | ||
5e6e3a92 BZ |
1259 | reg_rw.type = cpu_to_le32(reg_type); |
1260 | reg_rw.offset = cpu_to_le32(reg_offset); | |
600f5d90 | 1261 | ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET); |
5e6e3a92 | 1262 | |
5e6e3a92 BZ |
1263 | if (ret) |
1264 | goto done; | |
1265 | ||
1266 | *value = le32_to_cpu(reg_rw.value); | |
1267 | ||
1268 | done: | |
5e6e3a92 BZ |
1269 | return ret; |
1270 | } | |
1271 | ||
1272 | /* | |
1273 | * Sends IOCTL request to read from EEPROM. | |
1274 | * | |
1275 | * This function allocates the IOCTL request buffer, fills it | |
1276 | * with requisite parameters and calls the IOCTL handler. | |
1277 | */ | |
1278 | int | |
1279 | mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, | |
1280 | u8 *value) | |
1281 | { | |
270e58e8 | 1282 | int ret; |
5e6e3a92 BZ |
1283 | struct mwifiex_ds_read_eeprom rd_eeprom; |
1284 | ||
5e6e3a92 BZ |
1285 | rd_eeprom.offset = cpu_to_le16((u16) offset); |
1286 | rd_eeprom.byte_count = cpu_to_le16((u16) bytes); | |
5e6e3a92 | 1287 | |
600f5d90 | 1288 | /* Send request to firmware */ |
fa0ecbb9 BZ |
1289 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, |
1290 | HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true); | |
5e6e3a92 | 1291 | |
600f5d90 AK |
1292 | if (!ret) |
1293 | memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA); | |
5e6e3a92 BZ |
1294 | return ret; |
1295 | } | |
1296 | ||
1297 | /* | |
1298 | * This function sets a generic IE. In addition to generic IE, it can | |
1299 | * also handle WPA, WPA2 and WAPI IEs. | |
1300 | */ | |
1301 | static int | |
1302 | mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, | |
1303 | u16 ie_len) | |
1304 | { | |
1305 | int ret = 0; | |
1306 | struct ieee_types_vendor_header *pvendor_ie; | |
1307 | const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 }; | |
1308 | const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 }; | |
1309 | ||
1310 | /* If the passed length is zero, reset the buffer */ | |
1311 | if (!ie_len) { | |
1312 | priv->gen_ie_buf_len = 0; | |
1313 | priv->wps.session_enable = false; | |
1314 | ||
1315 | return 0; | |
1316 | } else if (!ie_data_ptr) { | |
1317 | return -1; | |
1318 | } | |
1319 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
1320 | /* Test to see if it is a WPA IE, if not, then it is a gen IE */ | |
04b2312a | 1321 | if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
500f747c YAP |
1322 | (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || |
1323 | (pvendor_ie->element_id == WLAN_EID_RSN)) { | |
5e6e3a92 BZ |
1324 | |
1325 | /* IE is a WPA/WPA2 IE so call set_wpa function */ | |
1326 | ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len); | |
1327 | priv->wps.session_enable = false; | |
1328 | ||
1329 | return ret; | |
1330 | } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) { | |
1331 | /* IE is a WAPI IE so call set_wapi function */ | |
1332 | ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len); | |
1333 | ||
1334 | return ret; | |
1335 | } | |
1336 | /* | |
1337 | * Verify that the passed length is not larger than the | |
1338 | * available space remaining in the buffer | |
1339 | */ | |
1340 | if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) { | |
1341 | ||
1342 | /* Test to see if it is a WPS IE, if so, enable | |
1343 | * wps session flag | |
1344 | */ | |
1345 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
500f747c YAP |
1346 | if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
1347 | (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { | |
5e6e3a92 BZ |
1348 | priv->wps.session_enable = true; |
1349 | dev_dbg(priv->adapter->dev, | |
1350 | "info: WPS Session Enabled.\n"); | |
13d7ba78 | 1351 | ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len); |
5e6e3a92 BZ |
1352 | } |
1353 | ||
1354 | /* Append the passed data to the end of the | |
1355 | genIeBuffer */ | |
1356 | memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr, | |
500f747c | 1357 | ie_len); |
5e6e3a92 BZ |
1358 | /* Increment the stored buffer length by the |
1359 | size passed */ | |
1360 | priv->gen_ie_buf_len += ie_len; | |
1361 | } else { | |
1362 | /* Passed data does not fit in the remaining | |
1363 | buffer space */ | |
1364 | ret = -1; | |
1365 | } | |
1366 | ||
1367 | /* Return 0, or -1 for error case */ | |
1368 | return ret; | |
1369 | } | |
1370 | ||
1371 | /* | |
1372 | * IOCTL request handler to set/get generic IE. | |
1373 | * | |
1374 | * In addition to various generic IEs, this function can also be | |
1375 | * used to set the ARP filter. | |
1376 | */ | |
1377 | static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, | |
1378 | struct mwifiex_ds_misc_gen_ie *gen_ie, | |
1379 | u16 action) | |
1380 | { | |
1381 | struct mwifiex_adapter *adapter = priv->adapter; | |
1382 | ||
1383 | switch (gen_ie->type) { | |
1384 | case MWIFIEX_IE_TYPE_GEN_IE: | |
1385 | if (action == HostCmd_ACT_GEN_GET) { | |
1386 | gen_ie->len = priv->wpa_ie_len; | |
1387 | memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len); | |
1388 | } else { | |
1389 | mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data, | |
1390 | (u16) gen_ie->len); | |
1391 | } | |
1392 | break; | |
1393 | case MWIFIEX_IE_TYPE_ARP_FILTER: | |
1394 | memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter)); | |
1395 | if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) { | |
1396 | adapter->arp_filter_size = 0; | |
1397 | dev_err(adapter->dev, "invalid ARP filter size\n"); | |
1398 | return -1; | |
1399 | } else { | |
1400 | memcpy(adapter->arp_filter, gen_ie->ie_data, | |
500f747c | 1401 | gen_ie->len); |
5e6e3a92 BZ |
1402 | adapter->arp_filter_size = gen_ie->len; |
1403 | } | |
1404 | break; | |
1405 | default: | |
1406 | dev_err(adapter->dev, "invalid IE type\n"); | |
1407 | return -1; | |
1408 | } | |
1409 | return 0; | |
1410 | } | |
1411 | ||
1412 | /* | |
1413 | * Sends IOCTL request to set a generic IE. | |
1414 | * | |
1415 | * This function allocates the IOCTL request buffer, fills it | |
1416 | * with requisite parameters and calls the IOCTL handler. | |
1417 | */ | |
1418 | int | |
4b5800fe | 1419 | mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len) |
5e6e3a92 BZ |
1420 | { |
1421 | struct mwifiex_ds_misc_gen_ie gen_ie; | |
5e6e3a92 | 1422 | |
67a50035 | 1423 | if (ie_len > IEEE_MAX_IE_SIZE) |
5e6e3a92 BZ |
1424 | return -EFAULT; |
1425 | ||
1426 | gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE; | |
1427 | gen_ie.len = ie_len; | |
1428 | memcpy(gen_ie.ie_data, ie, ie_len); | |
636c4598 | 1429 | if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET)) |
5e6e3a92 BZ |
1430 | return -EFAULT; |
1431 | ||
1432 | return 0; | |
1433 | } |