Commit | Line | Data |
---|---|---|
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 | ||
f2bbb077 AK |
286 | if (!bss_desc) |
287 | return -1; | |
d7b9c520 | 288 | |
f2bbb077 | 289 | if (mwifiex_band_to_radio_type(bss_desc->bss_band) == |
a659c430 | 290 | HostCmd_SCAN_RADIO_TYPE_BG) { |
f25b1431 | 291 | config_bands = BAND_B | BAND_G | BAND_GN; |
a659c430 XH |
292 | } else { |
293 | config_bands = BAND_A | BAND_AN; | |
294 | if (adapter->fw_bands & BAND_AAC) | |
295 | config_bands |= BAND_AAC; | |
296 | } | |
d7b9c520 | 297 | |
f2bbb077 AK |
298 | if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) |
299 | adapter->config_bands = config_bands; | |
d7b9c520 | 300 | |
7c6fa2a8 AK |
301 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
302 | if (ret) | |
303 | goto done; | |
5e6e3a92 | 304 | |
b887664d AK |
305 | if (mwifiex_11h_get_csa_closed_channel(priv) == |
306 | (u8)bss_desc->channel) { | |
307 | dev_err(adapter->dev, | |
308 | "Attempt to reconnect on csa closed chan(%d)\n", | |
309 | bss_desc->channel); | |
310 | goto done; | |
311 | } | |
312 | ||
7c6fa2a8 AK |
313 | dev_dbg(adapter->dev, "info: SSID found in scan list ... " |
314 | "associating...\n"); | |
315 | ||
47411a06 | 316 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
317 | if (netif_carrier_ok(priv->netdev)) |
318 | netif_carrier_off(priv->netdev); | |
5e6e3a92 BZ |
319 | |
320 | /* Clear any past association response stored for | |
321 | * application retrieval */ | |
322 | priv->assoc_rsp_size = 0; | |
7c6fa2a8 | 323 | ret = mwifiex_associate(priv, bss_desc); |
a0f6d6ca AK |
324 | |
325 | /* If auth type is auto and association fails using open mode, | |
326 | * try to connect using shared mode */ | |
327 | if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && | |
328 | priv->sec_info.is_authtype_auto && | |
329 | priv->sec_info.wep_enabled) { | |
330 | priv->sec_info.authentication_mode = | |
331 | NL80211_AUTHTYPE_SHARED_KEY; | |
332 | ret = mwifiex_associate(priv, bss_desc); | |
333 | } | |
334 | ||
7c6fa2a8 | 335 | if (bss) |
5b112d3d | 336 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
5e6e3a92 BZ |
337 | } else { |
338 | /* Adhoc mode */ | |
339 | /* If the requested SSID matches current SSID, return */ | |
7c6fa2a8 | 340 | if (bss_desc && bss_desc->ssid.ssid_len && |
500f747c YAP |
341 | (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. |
342 | ssid, &bss_desc->ssid))) { | |
517543fd UR |
343 | ret = 0; |
344 | goto done; | |
7c6fa2a8 | 345 | } |
5e6e3a92 | 346 | |
5e6e3a92 BZ |
347 | priv->adhoc_is_link_sensed = false; |
348 | ||
7c6fa2a8 AK |
349 | ret = mwifiex_check_network_compatibility(priv, bss_desc); |
350 | ||
47411a06 | 351 | mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
b7097eb7 AK |
352 | if (netif_carrier_ok(priv->netdev)) |
353 | netif_carrier_off(priv->netdev); | |
7c6fa2a8 AK |
354 | |
355 | if (!ret) { | |
5e6e3a92 BZ |
356 | dev_dbg(adapter->dev, "info: network found in scan" |
357 | " list. Joining...\n"); | |
7c6fa2a8 AK |
358 | ret = mwifiex_adhoc_join(priv, bss_desc); |
359 | if (bss) | |
5b112d3d | 360 | cfg80211_put_bss(priv->adapter->wiphy, bss); |
636c4598 | 361 | } else { |
5e6e3a92 BZ |
362 | dev_dbg(adapter->dev, "info: Network not found in " |
363 | "the list, creating adhoc with ssid = %s\n", | |
7c6fa2a8 AK |
364 | req_ssid->ssid); |
365 | ret = mwifiex_adhoc_start(priv, req_ssid); | |
5e6e3a92 BZ |
366 | } |
367 | } | |
368 | ||
7c6fa2a8 | 369 | done: |
d837a2ae BZ |
370 | /* beacon_ie buffer was allocated in function |
371 | * mwifiex_fill_new_bss_desc(). Free it now. | |
372 | */ | |
373 | if (bss_desc) | |
374 | kfree(bss_desc->beacon_buf); | |
7c6fa2a8 | 375 | kfree(bss_desc); |
5e6e3a92 BZ |
376 | return ret; |
377 | } | |
378 | ||
5e6e3a92 BZ |
379 | /* |
380 | * IOCTL request handler to set host sleep configuration. | |
381 | * | |
382 | * This function prepares the correct firmware command and | |
383 | * issues it. | |
384 | */ | |
937a5045 XH |
385 | int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, |
386 | int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg) | |
600f5d90 | 387 | |
5e6e3a92 BZ |
388 | { |
389 | struct mwifiex_adapter *adapter = priv->adapter; | |
390 | int status = 0; | |
391 | u32 prev_cond = 0; | |
392 | ||
600f5d90 AK |
393 | if (!hs_cfg) |
394 | return -ENOMEM; | |
395 | ||
5e6e3a92 BZ |
396 | switch (action) { |
397 | case HostCmd_ACT_GEN_SET: | |
398 | if (adapter->pps_uapsd_mode) { | |
399 | dev_dbg(adapter->dev, "info: Host Sleep IOCTL" | |
400 | " is blocked in UAPSD/PPS mode\n"); | |
401 | status = -1; | |
402 | break; | |
403 | } | |
404 | if (hs_cfg->is_invoke_hostcmd) { | |
cc0b5a64 | 405 | if (hs_cfg->conditions == HS_CFG_CANCEL) { |
5e6e3a92 BZ |
406 | if (!adapter->is_hs_configured) |
407 | /* Already cancelled */ | |
408 | break; | |
409 | /* Save previous condition */ | |
410 | prev_cond = le32_to_cpu(adapter->hs_cfg | |
411 | .conditions); | |
412 | adapter->hs_cfg.conditions = | |
413 | cpu_to_le32(hs_cfg->conditions); | |
414 | } else if (hs_cfg->conditions) { | |
415 | adapter->hs_cfg.conditions = | |
416 | cpu_to_le32(hs_cfg->conditions); | |
417 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; | |
418 | if (hs_cfg->gap) | |
419 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
cc0b5a64 AK |
420 | } else if (adapter->hs_cfg.conditions == |
421 | cpu_to_le32(HS_CFG_CANCEL)) { | |
5e6e3a92 BZ |
422 | /* Return failure if no parameters for HS |
423 | enable */ | |
424 | status = -1; | |
425 | break; | |
426 | } | |
fa0ecbb9 BZ |
427 | |
428 | status = mwifiex_send_cmd(priv, | |
429 | HostCmd_CMD_802_11_HS_CFG_ENH, | |
430 | HostCmd_ACT_GEN_SET, 0, | |
431 | &adapter->hs_cfg, | |
432 | cmd_type == MWIFIEX_SYNC_CMD); | |
433 | ||
cc0b5a64 | 434 | if (hs_cfg->conditions == HS_CFG_CANCEL) |
5e6e3a92 BZ |
435 | /* Restore previous condition */ |
436 | adapter->hs_cfg.conditions = | |
437 | cpu_to_le32(prev_cond); | |
438 | } else { | |
439 | adapter->hs_cfg.conditions = | |
500f747c | 440 | cpu_to_le32(hs_cfg->conditions); |
5e6e3a92 BZ |
441 | adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; |
442 | adapter->hs_cfg.gap = (u8)hs_cfg->gap; | |
443 | } | |
444 | break; | |
445 | case HostCmd_ACT_GEN_GET: | |
446 | hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions); | |
447 | hs_cfg->gpio = adapter->hs_cfg.gpio; | |
448 | hs_cfg->gap = adapter->hs_cfg.gap; | |
449 | break; | |
450 | default: | |
451 | status = -1; | |
452 | break; | |
453 | } | |
454 | ||
455 | return status; | |
456 | } | |
457 | ||
5e6e3a92 BZ |
458 | /* |
459 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
460 | * | |
461 | * This function allocates the IOCTL request buffer, fills it | |
462 | * with requisite parameters and calls the IOCTL handler. | |
463 | */ | |
600f5d90 | 464 | int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) |
5e6e3a92 | 465 | { |
5e6e3a92 BZ |
466 | struct mwifiex_ds_hs_cfg hscfg; |
467 | ||
cc0b5a64 | 468 | hscfg.conditions = HS_CFG_CANCEL; |
5e6e3a92 | 469 | hscfg.is_invoke_hostcmd = true; |
5e6e3a92 | 470 | |
636c4598 YAP |
471 | return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, |
472 | cmd_type, &hscfg); | |
5e6e3a92 BZ |
473 | } |
474 | EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); | |
475 | ||
476 | /* | |
477 | * Sends IOCTL request to cancel the existing Host Sleep configuration. | |
478 | * | |
479 | * This function allocates the IOCTL request buffer, fills it | |
480 | * with requisite parameters and calls the IOCTL handler. | |
481 | */ | |
482 | int mwifiex_enable_hs(struct mwifiex_adapter *adapter) | |
483 | { | |
484 | struct mwifiex_ds_hs_cfg hscfg; | |
22c22d27 AK |
485 | struct mwifiex_private *priv; |
486 | int i; | |
487 | ||
488 | if (disconnect_on_suspend) { | |
489 | for (i = 0; i < adapter->priv_num; i++) { | |
490 | priv = adapter->priv[i]; | |
491 | if (priv) | |
492 | mwifiex_deauthenticate(priv, NULL); | |
493 | } | |
494 | } | |
5e6e3a92 BZ |
495 | |
496 | if (adapter->hs_activated) { | |
69797838 | 497 | dev_dbg(adapter->dev, "cmd: HS Already activated\n"); |
5e6e3a92 BZ |
498 | return true; |
499 | } | |
500 | ||
5e6e3a92 BZ |
501 | adapter->hs_activate_wait_q_woken = false; |
502 | ||
b093863e | 503 | memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg)); |
5e6e3a92 BZ |
504 | hscfg.is_invoke_hostcmd = true; |
505 | ||
c0dbba66 AK |
506 | adapter->hs_enabling = true; |
507 | mwifiex_cancel_all_pending_cmd(adapter); | |
508 | ||
5e6e3a92 | 509 | if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, |
500f747c | 510 | MWIFIEX_BSS_ROLE_STA), |
600f5d90 AK |
511 | HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, |
512 | &hscfg)) { | |
5e6e3a92 BZ |
513 | dev_err(adapter->dev, "IOCTL request HS enable failed\n"); |
514 | return false; | |
515 | } | |
516 | ||
52250cbe AK |
517 | if (wait_event_interruptible_timeout(adapter->hs_activate_wait_q, |
518 | adapter->hs_activate_wait_q_woken, | |
519 | (10 * HZ)) <= 0) { | |
9c969d8c BZ |
520 | dev_err(adapter->dev, "hs_activate_wait_q terminated\n"); |
521 | return false; | |
522 | } | |
5e6e3a92 BZ |
523 | |
524 | return true; | |
525 | } | |
526 | EXPORT_SYMBOL_GPL(mwifiex_enable_hs); | |
527 | ||
5e6e3a92 BZ |
528 | /* |
529 | * IOCTL request handler to get BSS information. | |
530 | * | |
531 | * This function collates the information from different driver structures | |
532 | * to send to the user. | |
533 | */ | |
534 | int mwifiex_get_bss_info(struct mwifiex_private *priv, | |
535 | struct mwifiex_bss_info *info) | |
536 | { | |
537 | struct mwifiex_adapter *adapter = priv->adapter; | |
538 | struct mwifiex_bssdescriptor *bss_desc; | |
5e6e3a92 BZ |
539 | |
540 | if (!info) | |
541 | return -1; | |
542 | ||
5e6e3a92 BZ |
543 | bss_desc = &priv->curr_bss_params.bss_descriptor; |
544 | ||
5e6e3a92 BZ |
545 | info->bss_mode = priv->bss_mode; |
546 | ||
b9be5f39 | 547 | memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); |
5e6e3a92 | 548 | |
5e6e3a92 BZ |
549 | memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); |
550 | ||
5e6e3a92 BZ |
551 | info->bss_chan = bss_desc->channel; |
552 | ||
67fdf39e | 553 | memcpy(info->country_code, adapter->country_code, |
5e218b7a | 554 | IEEE80211_COUNTRY_STRING_LEN); |
5e6e3a92 | 555 | |
5e6e3a92 BZ |
556 | info->media_connected = priv->media_connected; |
557 | ||
5e6e3a92 BZ |
558 | info->max_power_level = priv->max_tx_power_level; |
559 | info->min_power_level = priv->min_tx_power_level; | |
560 | ||
5e6e3a92 BZ |
561 | info->adhoc_state = priv->adhoc_state; |
562 | ||
5e6e3a92 BZ |
563 | info->bcn_nf_last = priv->bcn_nf_last; |
564 | ||
5eb02e44 | 565 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
566 | info->wep_status = true; |
567 | else | |
568 | info->wep_status = false; | |
569 | ||
570 | info->is_hs_configured = adapter->is_hs_configured; | |
571 | info->is_deep_sleep = adapter->is_deep_sleep; | |
572 | ||
573 | return 0; | |
574 | } | |
575 | ||
a0490936 AK |
576 | /* |
577 | * The function disables auto deep sleep mode. | |
578 | */ | |
579 | int mwifiex_disable_auto_ds(struct mwifiex_private *priv) | |
580 | { | |
581 | struct mwifiex_ds_auto_ds auto_ds; | |
582 | ||
583 | auto_ds.auto_ds = DEEP_SLEEP_OFF; | |
584 | ||
fa0ecbb9 BZ |
585 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
586 | DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true); | |
a0490936 AK |
587 | } |
588 | EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); | |
589 | ||
5e6e3a92 BZ |
590 | /* |
591 | * Sends IOCTL request to get the data rate. | |
592 | * | |
593 | * This function allocates the IOCTL request buffer, fills it | |
594 | * with requisite parameters and calls the IOCTL handler. | |
595 | */ | |
006606c0 | 596 | int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) |
5e6e3a92 | 597 | { |
270e58e8 | 598 | int ret; |
5e6e3a92 | 599 | |
fa0ecbb9 BZ |
600 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, |
601 | HostCmd_ACT_GEN_GET, 0, NULL, true); | |
5e6e3a92 | 602 | |
5e6e3a92 | 603 | if (!ret) { |
006606c0 AK |
604 | if (priv->is_data_rate_auto) |
605 | *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, | |
606 | priv->tx_htinfo); | |
49753128 | 607 | else |
006606c0 | 608 | *rate = priv->data_rate; |
5e6e3a92 BZ |
609 | } |
610 | ||
5e6e3a92 BZ |
611 | return ret; |
612 | } | |
613 | ||
614 | /* | |
615 | * IOCTL request handler to set tx power configuration. | |
616 | * | |
617 | * This function prepares the correct firmware command and | |
618 | * issues it. | |
619 | * | |
620 | * For non-auto power mode, all the following power groups are set - | |
621 | * - Modulation class HR/DSSS | |
622 | * - Modulation class OFDM | |
623 | * - Modulation class HTBW20 | |
624 | * - Modulation class HTBW40 | |
625 | */ | |
600f5d90 AK |
626 | int mwifiex_set_tx_power(struct mwifiex_private *priv, |
627 | struct mwifiex_power_cfg *power_cfg) | |
5e6e3a92 | 628 | { |
270e58e8 YAP |
629 | int ret; |
630 | struct host_cmd_ds_txpwr_cfg *txp_cfg; | |
631 | struct mwifiex_types_power_group *pg_tlv; | |
632 | struct mwifiex_power_group *pg; | |
633 | u8 *buf; | |
5e6e3a92 BZ |
634 | u16 dbm = 0; |
635 | ||
636 | if (!power_cfg->is_power_auto) { | |
637 | dbm = (u16) power_cfg->power_level; | |
638 | if ((dbm < priv->min_tx_power_level) || | |
639 | (dbm > priv->max_tx_power_level)) { | |
640 | dev_err(priv->adapter->dev, "txpower value %d dBm" | |
500f747c YAP |
641 | " is out of range (%d dBm-%d dBm)\n", |
642 | dbm, priv->min_tx_power_level, | |
643 | priv->max_tx_power_level); | |
5e6e3a92 BZ |
644 | return -1; |
645 | } | |
646 | } | |
647 | buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); | |
0d2e7a5c | 648 | if (!buf) |
b53575ec | 649 | return -ENOMEM; |
5e6e3a92 BZ |
650 | |
651 | txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; | |
652 | txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); | |
653 | if (!power_cfg->is_power_auto) { | |
654 | txp_cfg->mode = cpu_to_le32(1); | |
500f747c YAP |
655 | pg_tlv = (struct mwifiex_types_power_group *) |
656 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); | |
930fd35c AK |
657 | pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP); |
658 | pg_tlv->length = | |
659 | cpu_to_le16(4 * sizeof(struct mwifiex_power_group)); | |
500f747c YAP |
660 | pg = (struct mwifiex_power_group *) |
661 | (buf + sizeof(struct host_cmd_ds_txpwr_cfg) | |
662 | + sizeof(struct mwifiex_types_power_group)); | |
5e6e3a92 BZ |
663 | /* Power group for modulation class HR/DSSS */ |
664 | pg->first_rate_code = 0x00; | |
665 | pg->last_rate_code = 0x03; | |
666 | pg->modulation_class = MOD_CLASS_HR_DSSS; | |
667 | pg->power_step = 0; | |
668 | pg->power_min = (s8) dbm; | |
669 | pg->power_max = (s8) dbm; | |
670 | pg++; | |
671 | /* Power group for modulation class OFDM */ | |
672 | pg->first_rate_code = 0x00; | |
673 | pg->last_rate_code = 0x07; | |
674 | pg->modulation_class = MOD_CLASS_OFDM; | |
675 | pg->power_step = 0; | |
676 | pg->power_min = (s8) dbm; | |
677 | pg->power_max = (s8) dbm; | |
678 | pg++; | |
679 | /* Power group for modulation class HTBW20 */ | |
680 | pg->first_rate_code = 0x00; | |
681 | pg->last_rate_code = 0x20; | |
682 | pg->modulation_class = MOD_CLASS_HT; | |
683 | pg->power_step = 0; | |
684 | pg->power_min = (s8) dbm; | |
685 | pg->power_max = (s8) dbm; | |
686 | pg->ht_bandwidth = HT_BW_20; | |
687 | pg++; | |
688 | /* Power group for modulation class HTBW40 */ | |
689 | pg->first_rate_code = 0x00; | |
690 | pg->last_rate_code = 0x20; | |
691 | pg->modulation_class = MOD_CLASS_HT; | |
692 | pg->power_step = 0; | |
693 | pg->power_min = (s8) dbm; | |
694 | pg->power_max = (s8) dbm; | |
695 | pg->ht_bandwidth = HT_BW_40; | |
696 | } | |
fa0ecbb9 BZ |
697 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_TXPWR_CFG, |
698 | HostCmd_ACT_GEN_SET, 0, buf, true); | |
5e6e3a92 | 699 | |
600f5d90 | 700 | kfree(buf); |
5e6e3a92 BZ |
701 | return ret; |
702 | } | |
703 | ||
704 | /* | |
705 | * IOCTL request handler to get power save mode. | |
706 | * | |
707 | * This function prepares the correct firmware command and | |
708 | * issues it. | |
709 | */ | |
600f5d90 | 710 | int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) |
5e6e3a92 | 711 | { |
270e58e8 | 712 | int ret; |
5e6e3a92 BZ |
713 | struct mwifiex_adapter *adapter = priv->adapter; |
714 | u16 sub_cmd; | |
715 | ||
600f5d90 AK |
716 | if (*ps_mode) |
717 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; | |
718 | else | |
719 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; | |
720 | sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; | |
fa0ecbb9 BZ |
721 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
722 | sub_cmd, BITMAP_STA_PS, NULL, true); | |
600f5d90 | 723 | if ((!ret) && (sub_cmd == DIS_AUTO_PS)) |
fa0ecbb9 BZ |
724 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, |
725 | GET_PS, 0, NULL, false); | |
5e6e3a92 BZ |
726 | |
727 | return ret; | |
728 | } | |
729 | ||
730 | /* | |
731 | * IOCTL request handler to set/reset WPA IE. | |
732 | * | |
733 | * The supplied WPA IE is treated as a opaque buffer. Only the first field | |
734 | * is checked to determine WPA version. If buffer length is zero, the existing | |
735 | * WPA IE is reset. | |
736 | */ | |
737 | static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, | |
738 | u8 *ie_data_ptr, u16 ie_len) | |
739 | { | |
740 | if (ie_len) { | |
741 | if (ie_len > sizeof(priv->wpa_ie)) { | |
742 | dev_err(priv->adapter->dev, | |
743 | "failed to copy WPA IE, too big\n"); | |
744 | return -1; | |
745 | } | |
746 | memcpy(priv->wpa_ie, ie_data_ptr, ie_len); | |
747 | priv->wpa_ie_len = (u8) ie_len; | |
748 | dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", | |
500f747c | 749 | priv->wpa_ie_len, priv->wpa_ie[0]); |
5e6e3a92 | 750 | |
04b2312a | 751 | if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { |
5e6e3a92 BZ |
752 | priv->sec_info.wpa_enabled = true; |
753 | } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { | |
754 | priv->sec_info.wpa2_enabled = true; | |
755 | } else { | |
756 | priv->sec_info.wpa_enabled = false; | |
757 | priv->sec_info.wpa2_enabled = false; | |
758 | } | |
759 | } else { | |
760 | memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie)); | |
761 | priv->wpa_ie_len = 0; | |
762 | dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n", | |
763 | priv->wpa_ie_len, priv->wpa_ie[0]); | |
764 | priv->sec_info.wpa_enabled = false; | |
765 | priv->sec_info.wpa2_enabled = false; | |
766 | } | |
767 | ||
768 | return 0; | |
769 | } | |
770 | ||
771 | /* | |
772 | * IOCTL request handler to set/reset WAPI IE. | |
773 | * | |
774 | * The supplied WAPI IE is treated as a opaque buffer. Only the first field | |
775 | * is checked to internally enable WAPI. If buffer length is zero, the existing | |
776 | * WAPI IE is reset. | |
777 | */ | |
778 | static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, | |
779 | u8 *ie_data_ptr, u16 ie_len) | |
780 | { | |
781 | if (ie_len) { | |
782 | if (ie_len > sizeof(priv->wapi_ie)) { | |
783 | dev_dbg(priv->adapter->dev, | |
784 | "info: failed to copy WAPI IE, too big\n"); | |
785 | return -1; | |
786 | } | |
787 | memcpy(priv->wapi_ie, ie_data_ptr, ie_len); | |
788 | priv->wapi_ie_len = ie_len; | |
789 | dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n", | |
500f747c | 790 | priv->wapi_ie_len, priv->wapi_ie[0]); |
5e6e3a92 BZ |
791 | |
792 | if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) | |
793 | priv->sec_info.wapi_enabled = true; | |
794 | } else { | |
795 | memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie)); | |
796 | priv->wapi_ie_len = ie_len; | |
797 | dev_dbg(priv->adapter->dev, | |
798 | "info: Reset wapi_ie_len=%d IE=%#x\n", | |
799 | priv->wapi_ie_len, priv->wapi_ie[0]); | |
800 | priv->sec_info.wapi_enabled = false; | |
801 | } | |
802 | return 0; | |
803 | } | |
804 | ||
13d7ba78 AP |
805 | /* |
806 | * IOCTL request handler to set/reset WPS IE. | |
807 | * | |
808 | * The supplied WPS IE is treated as a opaque buffer. Only the first field | |
809 | * is checked to internally enable WPS. If buffer length is zero, the existing | |
810 | * WPS IE is reset. | |
811 | */ | |
812 | static int mwifiex_set_wps_ie(struct mwifiex_private *priv, | |
813 | u8 *ie_data_ptr, u16 ie_len) | |
814 | { | |
815 | if (ie_len) { | |
8795ca61 | 816 | if (ie_len > MWIFIEX_MAX_VSIE_LEN) { |
13d7ba78 AP |
817 | dev_dbg(priv->adapter->dev, |
818 | "info: failed to copy WPS IE, too big\n"); | |
13d7ba78 AP |
819 | return -1; |
820 | } | |
8795ca61 AP |
821 | |
822 | priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); | |
823 | if (!priv->wps_ie) | |
824 | return -ENOMEM; | |
825 | ||
13d7ba78 AP |
826 | memcpy(priv->wps_ie, ie_data_ptr, ie_len); |
827 | priv->wps_ie_len = ie_len; | |
828 | dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n", | |
829 | priv->wps_ie_len, priv->wps_ie[0]); | |
830 | } else { | |
831 | kfree(priv->wps_ie); | |
832 | priv->wps_ie_len = ie_len; | |
833 | dev_dbg(priv->adapter->dev, | |
834 | "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); | |
835 | } | |
836 | return 0; | |
837 | } | |
838 | ||
5e6e3a92 BZ |
839 | /* |
840 | * IOCTL request handler to set WAPI key. | |
841 | * | |
842 | * This function prepares the correct firmware command and | |
843 | * issues it. | |
844 | */ | |
600f5d90 | 845 | static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
846 | struct mwifiex_ds_encrypt_key *encrypt_key) |
847 | { | |
5e6e3a92 | 848 | |
fa0ecbb9 BZ |
849 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
850 | HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, | |
851 | encrypt_key, true); | |
5e6e3a92 BZ |
852 | } |
853 | ||
5e6e3a92 BZ |
854 | /* |
855 | * IOCTL request handler to set WEP network key. | |
856 | * | |
857 | * This function prepares the correct firmware command and | |
858 | * issues it, after validation checks. | |
859 | */ | |
600f5d90 | 860 | static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
861 | struct mwifiex_ds_encrypt_key *encrypt_key) |
862 | { | |
e57f1734 | 863 | struct mwifiex_adapter *adapter = priv->adapter; |
270e58e8 YAP |
864 | int ret; |
865 | struct mwifiex_wep_key *wep_key; | |
5e6e3a92 BZ |
866 | int index; |
867 | ||
868 | if (priv->wep_key_curr_index >= NUM_WEP_KEYS) | |
869 | priv->wep_key_curr_index = 0; | |
870 | wep_key = &priv->wep_key[priv->wep_key_curr_index]; | |
871 | index = encrypt_key->key_index; | |
872 | if (encrypt_key->key_disable) { | |
5eb02e44 | 873 | priv->sec_info.wep_enabled = 0; |
5e6e3a92 BZ |
874 | } else if (!encrypt_key->key_len) { |
875 | /* Copy the required key as the current key */ | |
876 | wep_key = &priv->wep_key[index]; | |
877 | if (!wep_key->key_length) { | |
e57f1734 | 878 | dev_err(adapter->dev, |
5e6e3a92 BZ |
879 | "key not set, so cannot enable it\n"); |
880 | return -1; | |
881 | } | |
e57f1734 | 882 | |
4b9fede5 | 883 | if (adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2) { |
e57f1734 AP |
884 | memcpy(encrypt_key->key_material, |
885 | wep_key->key_material, wep_key->key_length); | |
886 | encrypt_key->key_len = wep_key->key_length; | |
887 | } | |
888 | ||
5e6e3a92 | 889 | priv->wep_key_curr_index = (u16) index; |
5eb02e44 | 890 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
891 | } else { |
892 | wep_key = &priv->wep_key[index]; | |
5e6e3a92 BZ |
893 | memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
894 | /* Copy the key in the driver */ | |
895 | memcpy(wep_key->key_material, | |
896 | encrypt_key->key_material, | |
897 | encrypt_key->key_len); | |
898 | wep_key->key_index = index; | |
899 | wep_key->key_length = encrypt_key->key_len; | |
5eb02e44 | 900 | priv->sec_info.wep_enabled = 1; |
5e6e3a92 BZ |
901 | } |
902 | if (wep_key->key_length) { | |
e57f1734 AP |
903 | void *enc_key; |
904 | ||
905 | if (encrypt_key->key_disable) | |
906 | memset(&priv->wep_key[index], 0, | |
907 | sizeof(struct mwifiex_wep_key)); | |
908 | ||
4b9fede5 | 909 | if (adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2) |
e57f1734 AP |
910 | enc_key = encrypt_key; |
911 | else | |
912 | enc_key = NULL; | |
913 | ||
5e6e3a92 | 914 | /* Send request to firmware */ |
fa0ecbb9 BZ |
915 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
916 | HostCmd_ACT_GEN_SET, 0, enc_key, false); | |
5e6e3a92 BZ |
917 | if (ret) |
918 | return ret; | |
919 | } | |
e57f1734 | 920 | |
5eb02e44 | 921 | if (priv->sec_info.wep_enabled) |
5e6e3a92 BZ |
922 | priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
923 | else | |
924 | priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; | |
925 | ||
fa0ecbb9 BZ |
926 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
927 | HostCmd_ACT_GEN_SET, 0, | |
928 | &priv->curr_pkt_filter, true); | |
5e6e3a92 BZ |
929 | |
930 | return ret; | |
931 | } | |
932 | ||
933 | /* | |
934 | * IOCTL request handler to set WPA key. | |
935 | * | |
936 | * This function prepares the correct firmware command and | |
937 | * issues it, after validation checks. | |
938 | * | |
939 | * Current driver only supports key length of up to 32 bytes. | |
940 | * | |
941 | * This function can also be used to disable a currently set key. | |
942 | */ | |
600f5d90 | 943 | static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, |
5e6e3a92 BZ |
944 | struct mwifiex_ds_encrypt_key *encrypt_key) |
945 | { | |
270e58e8 | 946 | int ret; |
5e6e3a92 BZ |
947 | u8 remove_key = false; |
948 | struct host_cmd_ds_802_11_key_material *ibss_key; | |
949 | ||
950 | /* Current driver only supports key length of up to 32 bytes */ | |
a3731658 | 951 | if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) { |
600f5d90 | 952 | dev_err(priv->adapter->dev, "key length too long\n"); |
5e6e3a92 BZ |
953 | return -1; |
954 | } | |
955 | ||
eecd8250 | 956 | if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { |
5e6e3a92 BZ |
957 | /* |
958 | * IBSS/WPA-None uses only one key (Group) for both receiving | |
959 | * and sending unicast and multicast packets. | |
960 | */ | |
961 | /* Send the key as PTK to firmware */ | |
962 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
fa0ecbb9 BZ |
963 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
964 | HostCmd_ACT_GEN_SET, | |
965 | KEY_INFO_ENABLED, encrypt_key, false); | |
5e6e3a92 BZ |
966 | if (ret) |
967 | return ret; | |
968 | ||
969 | ibss_key = &priv->aes_key; | |
970 | memset(ibss_key, 0, | |
971 | sizeof(struct host_cmd_ds_802_11_key_material)); | |
972 | /* Copy the key in the driver */ | |
973 | memcpy(ibss_key->key_param_set.key, encrypt_key->key_material, | |
974 | encrypt_key->key_len); | |
975 | memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len, | |
976 | sizeof(ibss_key->key_param_set.key_len)); | |
977 | ibss_key->key_param_set.key_type_id | |
978 | = cpu_to_le16(KEY_TYPE_ID_TKIP); | |
6a35a0ac | 979 | ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED); |
5e6e3a92 BZ |
980 | |
981 | /* Send the key as GTK to firmware */ | |
982 | encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST; | |
983 | } | |
984 | ||
985 | if (!encrypt_key->key_index) | |
986 | encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; | |
987 | ||
988 | if (remove_key) | |
fa0ecbb9 BZ |
989 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
990 | HostCmd_ACT_GEN_SET, | |
991 | !KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 | 992 | else |
fa0ecbb9 BZ |
993 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
994 | HostCmd_ACT_GEN_SET, | |
995 | KEY_INFO_ENABLED, encrypt_key, true); | |
5e6e3a92 BZ |
996 | |
997 | return ret; | |
998 | } | |
999 | ||
1000 | /* | |
1001 | * IOCTL request handler to set/get network keys. | |
1002 | * | |
1003 | * This is a generic key handling function which supports WEP, WPA | |
1004 | * and WAPI. | |
1005 | */ | |
1006 | static int | |
1007 | mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1008 | struct mwifiex_ds_encrypt_key *encrypt_key) |
1009 | { | |
270e58e8 | 1010 | int status; |
5e6e3a92 BZ |
1011 | |
1012 | if (encrypt_key->is_wapi_key) | |
600f5d90 | 1013 | status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key); |
5e6e3a92 | 1014 | else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104) |
600f5d90 | 1015 | status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key); |
5e6e3a92 | 1016 | else |
600f5d90 | 1017 | status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key); |
5e6e3a92 BZ |
1018 | return status; |
1019 | } | |
1020 | ||
1021 | /* | |
1022 | * This function returns the driver version. | |
1023 | */ | |
1024 | int | |
1025 | mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, | |
1026 | int max_len) | |
1027 | { | |
1028 | union { | |
1029 | u32 l; | |
1030 | u8 c[4]; | |
1031 | } ver; | |
1032 | char fw_ver[32]; | |
1033 | ||
1034 | ver.l = adapter->fw_release_number; | |
1035 | sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); | |
1036 | ||
1037 | snprintf(version, max_len, driver_version, fw_ver); | |
1038 | ||
1039 | dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version); | |
1040 | ||
1041 | return 0; | |
1042 | } | |
1043 | ||
5e6e3a92 BZ |
1044 | /* |
1045 | * Sends IOCTL request to set encoding parameters. | |
1046 | * | |
1047 | * This function allocates the IOCTL request buffer, fills it | |
1048 | * with requisite parameters and calls the IOCTL handler. | |
1049 | */ | |
53b11231 YL |
1050 | int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, |
1051 | const u8 *key, int key_len, u8 key_index, | |
1052 | const u8 *mac_addr, int disable) | |
5e6e3a92 | 1053 | { |
5e6e3a92 | 1054 | struct mwifiex_ds_encrypt_key encrypt_key; |
5e6e3a92 | 1055 | |
5e6e3a92 BZ |
1056 | memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); |
1057 | encrypt_key.key_len = key_len; | |
e57f1734 | 1058 | encrypt_key.key_index = key_index; |
53b11231 YL |
1059 | |
1060 | if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) | |
1061 | encrypt_key.is_igtk_key = true; | |
1062 | ||
5e6e3a92 | 1063 | if (!disable) { |
5e6e3a92 BZ |
1064 | if (key_len) |
1065 | memcpy(encrypt_key.key_material, key, key_len); | |
e57f1734 AP |
1066 | else |
1067 | encrypt_key.is_current_wep_key = true; | |
1068 | ||
75edd2c6 AP |
1069 | if (mac_addr) |
1070 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
e57f1734 | 1071 | if (kp && kp->seq && kp->seq_len) { |
53b11231 | 1072 | memcpy(encrypt_key.pn, kp->seq, kp->seq_len); |
e57f1734 AP |
1073 | encrypt_key.pn_len = kp->seq_len; |
1074 | encrypt_key.is_rx_seq_valid = true; | |
1075 | } | |
5e6e3a92 | 1076 | } else { |
e57f1734 AP |
1077 | if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) |
1078 | return 0; | |
5e6e3a92 | 1079 | encrypt_key.key_disable = true; |
75edd2c6 AP |
1080 | if (mac_addr) |
1081 | memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); | |
5e6e3a92 BZ |
1082 | } |
1083 | ||
636c4598 | 1084 | return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); |
5e6e3a92 BZ |
1085 | } |
1086 | ||
1087 | /* | |
1088 | * Sends IOCTL request to get extended version. | |
1089 | * | |
1090 | * This function allocates the IOCTL request buffer, fills it | |
1091 | * with requisite parameters and calls the IOCTL handler. | |
1092 | */ | |
1093 | int | |
1094 | mwifiex_get_ver_ext(struct mwifiex_private *priv) | |
1095 | { | |
1096 | struct mwifiex_ver_ext ver_ext; | |
5e6e3a92 | 1097 | |
5e6e3a92 | 1098 | memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext)); |
fa0ecbb9 BZ |
1099 | if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT, |
1100 | HostCmd_ACT_GEN_GET, 0, &ver_ext, true)) | |
636c4598 | 1101 | return -1; |
5e6e3a92 | 1102 | |
636c4598 | 1103 | return 0; |
5e6e3a92 BZ |
1104 | } |
1105 | ||
7feb4c48 SP |
1106 | int |
1107 | mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, | |
1108 | struct ieee80211_channel *chan, | |
7feb4c48 SP |
1109 | unsigned int duration) |
1110 | { | |
1111 | struct host_cmd_ds_remain_on_chan roc_cfg; | |
1112 | u8 sc; | |
1113 | ||
1114 | memset(&roc_cfg, 0, sizeof(roc_cfg)); | |
1115 | roc_cfg.action = cpu_to_le16(action); | |
1116 | if (action == HostCmd_ACT_GEN_SET) { | |
1117 | roc_cfg.band_cfg = chan->band; | |
42d97a59 | 1118 | sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); |
7feb4c48 SP |
1119 | roc_cfg.band_cfg |= (sc << 2); |
1120 | ||
1121 | roc_cfg.channel = | |
1122 | ieee80211_frequency_to_channel(chan->center_freq); | |
1123 | roc_cfg.duration = cpu_to_le32(duration); | |
1124 | } | |
fa0ecbb9 BZ |
1125 | if (mwifiex_send_cmd(priv, HostCmd_CMD_REMAIN_ON_CHAN, |
1126 | action, 0, &roc_cfg, true)) { | |
7feb4c48 SP |
1127 | dev_err(priv->adapter->dev, "failed to remain on channel\n"); |
1128 | return -1; | |
1129 | } | |
1130 | ||
1131 | return roc_cfg.status; | |
1132 | } | |
1133 | ||
9197ab9e SP |
1134 | int |
1135 | mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role) | |
1136 | { | |
1137 | if (GET_BSS_ROLE(priv) == bss_role) { | |
1138 | dev_dbg(priv->adapter->dev, | |
1139 | "info: already in the desired role.\n"); | |
1140 | return 0; | |
1141 | } | |
1142 | ||
1143 | mwifiex_free_priv(priv); | |
1144 | mwifiex_init_priv(priv); | |
1145 | ||
1146 | priv->bss_role = bss_role; | |
1147 | switch (bss_role) { | |
1148 | case MWIFIEX_BSS_ROLE_UAP: | |
1149 | priv->bss_mode = NL80211_IFTYPE_AP; | |
1150 | break; | |
1151 | case MWIFIEX_BSS_ROLE_STA: | |
1152 | case MWIFIEX_BSS_ROLE_ANY: | |
1153 | default: | |
1154 | priv->bss_mode = NL80211_IFTYPE_STATION; | |
1155 | break; | |
1156 | } | |
1157 | ||
fa0ecbb9 BZ |
1158 | mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
1159 | HostCmd_ACT_GEN_SET, 0, NULL, true); | |
9197ab9e SP |
1160 | |
1161 | return mwifiex_sta_init_cmd(priv, false); | |
1162 | } | |
1163 | ||
5e6e3a92 BZ |
1164 | /* |
1165 | * Sends IOCTL request to get statistics information. | |
1166 | * | |
1167 | * This function allocates the IOCTL request buffer, fills it | |
1168 | * with requisite parameters and calls the IOCTL handler. | |
1169 | */ | |
1170 | int | |
1171 | mwifiex_get_stats_info(struct mwifiex_private *priv, | |
1172 | struct mwifiex_ds_get_stats *log) | |
1173 | { | |
fa0ecbb9 BZ |
1174 | return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_GET_LOG, |
1175 | HostCmd_ACT_GEN_GET, 0, log, true); | |
5e6e3a92 BZ |
1176 | } |
1177 | ||
1178 | /* | |
1179 | * IOCTL request handler to read/write register. | |
1180 | * | |
1181 | * This function prepares the correct firmware command and | |
1182 | * issues it. | |
1183 | * | |
1184 | * Access to the following registers are supported - | |
1185 | * - MAC | |
1186 | * - BBP | |
1187 | * - RF | |
1188 | * - PMIC | |
1189 | * - CAU | |
1190 | */ | |
1191 | static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, | |
5e6e3a92 BZ |
1192 | struct mwifiex_ds_reg_rw *reg_rw, |
1193 | u16 action) | |
1194 | { | |
5e6e3a92 BZ |
1195 | u16 cmd_no; |
1196 | ||
1197 | switch (le32_to_cpu(reg_rw->type)) { | |
1198 | case MWIFIEX_REG_MAC: | |
1199 | cmd_no = HostCmd_CMD_MAC_REG_ACCESS; | |
1200 | break; | |
1201 | case MWIFIEX_REG_BBP: | |
1202 | cmd_no = HostCmd_CMD_BBP_REG_ACCESS; | |
1203 | break; | |
1204 | case MWIFIEX_REG_RF: | |
1205 | cmd_no = HostCmd_CMD_RF_REG_ACCESS; | |
1206 | break; | |
1207 | case MWIFIEX_REG_PMIC: | |
1208 | cmd_no = HostCmd_CMD_PMIC_REG_ACCESS; | |
1209 | break; | |
1210 | case MWIFIEX_REG_CAU: | |
1211 | cmd_no = HostCmd_CMD_CAU_REG_ACCESS; | |
1212 | break; | |
1213 | default: | |
1214 | return -1; | |
1215 | } | |
1216 | ||
fa0ecbb9 | 1217 | return mwifiex_send_cmd(priv, cmd_no, action, 0, reg_rw, true); |
5e6e3a92 BZ |
1218 | } |
1219 | ||
1220 | /* | |
1221 | * Sends IOCTL request to write to a register. | |
1222 | * | |
1223 | * This function allocates the IOCTL request buffer, fills it | |
1224 | * with requisite parameters and calls the IOCTL handler. | |
1225 | */ | |
1226 | int | |
1227 | mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type, | |
1228 | u32 reg_offset, u32 reg_value) | |
1229 | { | |
5e6e3a92 BZ |
1230 | struct mwifiex_ds_reg_rw reg_rw; |
1231 | ||
5e6e3a92 BZ |
1232 | reg_rw.type = cpu_to_le32(reg_type); |
1233 | reg_rw.offset = cpu_to_le32(reg_offset); | |
1234 | reg_rw.value = cpu_to_le32(reg_value); | |
5e6e3a92 | 1235 | |
636c4598 | 1236 | return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET); |
5e6e3a92 BZ |
1237 | } |
1238 | ||
1239 | /* | |
1240 | * Sends IOCTL request to read from a register. | |
1241 | * | |
1242 | * This function allocates the IOCTL request buffer, fills it | |
1243 | * with requisite parameters and calls the IOCTL handler. | |
1244 | */ | |
1245 | int | |
1246 | mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type, | |
1247 | u32 reg_offset, u32 *value) | |
1248 | { | |
270e58e8 | 1249 | int ret; |
5e6e3a92 BZ |
1250 | struct mwifiex_ds_reg_rw reg_rw; |
1251 | ||
5e6e3a92 BZ |
1252 | reg_rw.type = cpu_to_le32(reg_type); |
1253 | reg_rw.offset = cpu_to_le32(reg_offset); | |
600f5d90 | 1254 | ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET); |
5e6e3a92 | 1255 | |
5e6e3a92 BZ |
1256 | if (ret) |
1257 | goto done; | |
1258 | ||
1259 | *value = le32_to_cpu(reg_rw.value); | |
1260 | ||
1261 | done: | |
5e6e3a92 BZ |
1262 | return ret; |
1263 | } | |
1264 | ||
1265 | /* | |
1266 | * Sends IOCTL request to read from EEPROM. | |
1267 | * | |
1268 | * This function allocates the IOCTL request buffer, fills it | |
1269 | * with requisite parameters and calls the IOCTL handler. | |
1270 | */ | |
1271 | int | |
1272 | mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, | |
1273 | u8 *value) | |
1274 | { | |
270e58e8 | 1275 | int ret; |
5e6e3a92 BZ |
1276 | struct mwifiex_ds_read_eeprom rd_eeprom; |
1277 | ||
5e6e3a92 BZ |
1278 | rd_eeprom.offset = cpu_to_le16((u16) offset); |
1279 | rd_eeprom.byte_count = cpu_to_le16((u16) bytes); | |
5e6e3a92 | 1280 | |
600f5d90 | 1281 | /* Send request to firmware */ |
fa0ecbb9 BZ |
1282 | ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, |
1283 | HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true); | |
5e6e3a92 | 1284 | |
600f5d90 AK |
1285 | if (!ret) |
1286 | memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA); | |
5e6e3a92 BZ |
1287 | return ret; |
1288 | } | |
1289 | ||
1290 | /* | |
1291 | * This function sets a generic IE. In addition to generic IE, it can | |
1292 | * also handle WPA, WPA2 and WAPI IEs. | |
1293 | */ | |
1294 | static int | |
1295 | mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, | |
1296 | u16 ie_len) | |
1297 | { | |
1298 | int ret = 0; | |
1299 | struct ieee_types_vendor_header *pvendor_ie; | |
1300 | const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 }; | |
1301 | const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 }; | |
1302 | ||
1303 | /* If the passed length is zero, reset the buffer */ | |
1304 | if (!ie_len) { | |
1305 | priv->gen_ie_buf_len = 0; | |
1306 | priv->wps.session_enable = false; | |
1307 | ||
1308 | return 0; | |
1309 | } else if (!ie_data_ptr) { | |
1310 | return -1; | |
1311 | } | |
1312 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
1313 | /* Test to see if it is a WPA IE, if not, then it is a gen IE */ | |
04b2312a | 1314 | if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
500f747c YAP |
1315 | (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || |
1316 | (pvendor_ie->element_id == WLAN_EID_RSN)) { | |
5e6e3a92 BZ |
1317 | |
1318 | /* IE is a WPA/WPA2 IE so call set_wpa function */ | |
1319 | ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len); | |
1320 | priv->wps.session_enable = false; | |
1321 | ||
1322 | return ret; | |
1323 | } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) { | |
1324 | /* IE is a WAPI IE so call set_wapi function */ | |
1325 | ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len); | |
1326 | ||
1327 | return ret; | |
1328 | } | |
1329 | /* | |
1330 | * Verify that the passed length is not larger than the | |
1331 | * available space remaining in the buffer | |
1332 | */ | |
1333 | if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) { | |
1334 | ||
1335 | /* Test to see if it is a WPS IE, if so, enable | |
1336 | * wps session flag | |
1337 | */ | |
1338 | pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; | |
500f747c YAP |
1339 | if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && |
1340 | (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { | |
5e6e3a92 BZ |
1341 | priv->wps.session_enable = true; |
1342 | dev_dbg(priv->adapter->dev, | |
1343 | "info: WPS Session Enabled.\n"); | |
13d7ba78 | 1344 | ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len); |
5e6e3a92 BZ |
1345 | } |
1346 | ||
1347 | /* Append the passed data to the end of the | |
1348 | genIeBuffer */ | |
1349 | memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr, | |
500f747c | 1350 | ie_len); |
5e6e3a92 BZ |
1351 | /* Increment the stored buffer length by the |
1352 | size passed */ | |
1353 | priv->gen_ie_buf_len += ie_len; | |
1354 | } else { | |
1355 | /* Passed data does not fit in the remaining | |
1356 | buffer space */ | |
1357 | ret = -1; | |
1358 | } | |
1359 | ||
1360 | /* Return 0, or -1 for error case */ | |
1361 | return ret; | |
1362 | } | |
1363 | ||
1364 | /* | |
1365 | * IOCTL request handler to set/get generic IE. | |
1366 | * | |
1367 | * In addition to various generic IEs, this function can also be | |
1368 | * used to set the ARP filter. | |
1369 | */ | |
1370 | static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, | |
1371 | struct mwifiex_ds_misc_gen_ie *gen_ie, | |
1372 | u16 action) | |
1373 | { | |
1374 | struct mwifiex_adapter *adapter = priv->adapter; | |
1375 | ||
1376 | switch (gen_ie->type) { | |
1377 | case MWIFIEX_IE_TYPE_GEN_IE: | |
1378 | if (action == HostCmd_ACT_GEN_GET) { | |
1379 | gen_ie->len = priv->wpa_ie_len; | |
1380 | memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len); | |
1381 | } else { | |
1382 | mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data, | |
1383 | (u16) gen_ie->len); | |
1384 | } | |
1385 | break; | |
1386 | case MWIFIEX_IE_TYPE_ARP_FILTER: | |
1387 | memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter)); | |
1388 | if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) { | |
1389 | adapter->arp_filter_size = 0; | |
1390 | dev_err(adapter->dev, "invalid ARP filter size\n"); | |
1391 | return -1; | |
1392 | } else { | |
1393 | memcpy(adapter->arp_filter, gen_ie->ie_data, | |
500f747c | 1394 | gen_ie->len); |
5e6e3a92 BZ |
1395 | adapter->arp_filter_size = gen_ie->len; |
1396 | } | |
1397 | break; | |
1398 | default: | |
1399 | dev_err(adapter->dev, "invalid IE type\n"); | |
1400 | return -1; | |
1401 | } | |
1402 | return 0; | |
1403 | } | |
1404 | ||
1405 | /* | |
1406 | * Sends IOCTL request to set a generic IE. | |
1407 | * | |
1408 | * This function allocates the IOCTL request buffer, fills it | |
1409 | * with requisite parameters and calls the IOCTL handler. | |
1410 | */ | |
1411 | int | |
4b5800fe | 1412 | mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len) |
5e6e3a92 BZ |
1413 | { |
1414 | struct mwifiex_ds_misc_gen_ie gen_ie; | |
5e6e3a92 | 1415 | |
67a50035 | 1416 | if (ie_len > IEEE_MAX_IE_SIZE) |
5e6e3a92 BZ |
1417 | return -EFAULT; |
1418 | ||
1419 | gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE; | |
1420 | gen_ie.len = ie_len; | |
1421 | memcpy(gen_ie.ie_data, ie, ie_len); | |
636c4598 | 1422 | if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET)) |
5e6e3a92 BZ |
1423 | return -EFAULT; |
1424 | ||
1425 | return 0; | |
1426 | } |