Commit | Line | Data |
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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
68ca395f | 21 | #include <linux/module.h> |
1bacb048 | 22 | #include <linux/vmalloc.h> |
5b435de0 | 23 | #include <net/cfg80211.h> |
cbaa177d | 24 | #include <net/netlink.h> |
5b435de0 AS |
25 | |
26 | #include <brcmu_utils.h> | |
27 | #include <defs.h> | |
28 | #include <brcmu_wifi.h> | |
122d3d04 | 29 | #include "core.h" |
a8e8ed34 | 30 | #include "debug.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
bfe81975 | 35 | #include "cfg80211.h" |
c08437b4 | 36 | #include "feature.h" |
81f5dcb8 | 37 | #include "fwil.h" |
8851cce0 | 38 | #include "proto.h" |
1bacb048 | 39 | #include "vendor.h" |
d14f78b9 | 40 | #include "bus.h" |
6b89dcb3 | 41 | #include "common.h" |
5b435de0 | 42 | |
e5806072 AS |
43 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
44 | #define BRCMF_PNO_VERSION 2 | |
45 | #define BRCMF_PNO_TIME 30 | |
46 | #define BRCMF_PNO_REPEAT 4 | |
47 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
48 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
49 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
50 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
51 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
52 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
53 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
54 | ||
1a873342 HM |
55 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
56 | #define WPA_OUI_TYPE 1 | |
57 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
58 | #define WME_OUI_TYPE 2 | |
89286dc9 | 59 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
60 | |
61 | #define VS_IE_FIXED_HDR_LEN 6 | |
62 | #define WPA_IE_VERSION_LEN 2 | |
63 | #define WPA_IE_MIN_OUI_LEN 4 | |
64 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
65 | ||
66 | #define WPA_CIPHER_NONE 0 /* None */ | |
67 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
68 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
69 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
70 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
71 | ||
72 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
73 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
74 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
75 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
76 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
77 | ||
78 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
79 | * string :"add", "del" (+ NUL) | |
80 | */ | |
81 | #define VNDR_IE_COUNT_OFFSET 4 | |
82 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
83 | #define VNDR_IE_VSIE_OFFSET 12 | |
84 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 85 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
86 | |
87 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
88 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 89 | |
89286dc9 HM |
90 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
91 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
92 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
93 | ||
5b435de0 AS |
94 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
95 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
96 | ||
ce81e317 | 97 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 98 | { |
c1179033 | 99 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
100 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
101 | vif->sme_state); | |
5b435de0 AS |
102 | return false; |
103 | } | |
104 | return true; | |
105 | } | |
106 | ||
5b435de0 AS |
107 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
108 | #define RATETAB_ENT(_rateid, _flags) \ | |
109 | { \ | |
110 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
111 | .hw_value = (_rateid), \ | |
112 | .flags = (_flags), \ | |
113 | } | |
114 | ||
115 | static struct ieee80211_rate __wl_rates[] = { | |
116 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
117 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
118 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
119 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
120 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
121 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
122 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
124 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
125 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
126 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
128 | }; | |
129 | ||
5b435de0 | 130 | #define wl_g_rates (__wl_rates + 0) |
58de92d2 AS |
131 | #define wl_g_rates_size ARRAY_SIZE(__wl_rates) |
132 | #define wl_a_rates (__wl_rates + 4) | |
133 | #define wl_a_rates_size (wl_g_rates_size - 4) | |
134 | ||
135 | #define CHAN2G(_channel, _freq) { \ | |
136 | .band = IEEE80211_BAND_2GHZ, \ | |
137 | .center_freq = (_freq), \ | |
138 | .hw_value = (_channel), \ | |
139 | .flags = IEEE80211_CHAN_DISABLED, \ | |
140 | .max_antenna_gain = 0, \ | |
141 | .max_power = 30, \ | |
142 | } | |
143 | ||
144 | #define CHAN5G(_channel) { \ | |
145 | .band = IEEE80211_BAND_5GHZ, \ | |
146 | .center_freq = 5000 + (5 * (_channel)), \ | |
147 | .hw_value = (_channel), \ | |
148 | .flags = IEEE80211_CHAN_DISABLED, \ | |
149 | .max_antenna_gain = 0, \ | |
150 | .max_power = 30, \ | |
151 | } | |
152 | ||
153 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
154 | CHAN2G(1, 2412), CHAN2G(2, 2417), CHAN2G(3, 2422), CHAN2G(4, 2427), | |
155 | CHAN2G(5, 2432), CHAN2G(6, 2437), CHAN2G(7, 2442), CHAN2G(8, 2447), | |
156 | CHAN2G(9, 2452), CHAN2G(10, 2457), CHAN2G(11, 2462), CHAN2G(12, 2467), | |
157 | CHAN2G(13, 2472), CHAN2G(14, 2484) | |
158 | }; | |
159 | ||
160 | static struct ieee80211_channel __wl_5ghz_channels[] = { | |
161 | CHAN5G(34), CHAN5G(36), CHAN5G(38), CHAN5G(40), CHAN5G(42), | |
162 | CHAN5G(44), CHAN5G(46), CHAN5G(48), CHAN5G(52), CHAN5G(56), | |
163 | CHAN5G(60), CHAN5G(64), CHAN5G(100), CHAN5G(104), CHAN5G(108), | |
164 | CHAN5G(112), CHAN5G(116), CHAN5G(120), CHAN5G(124), CHAN5G(128), | |
165 | CHAN5G(132), CHAN5G(136), CHAN5G(140), CHAN5G(144), CHAN5G(149), | |
166 | CHAN5G(153), CHAN5G(157), CHAN5G(161), CHAN5G(165) | |
167 | }; | |
5b435de0 | 168 | |
b48d8916 | 169 | /* Band templates duplicated per wiphy. The channel info |
58de92d2 | 170 | * above is added to the band during setup. |
b48d8916 AS |
171 | */ |
172 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 173 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
174 | .bitrates = wl_g_rates, |
175 | .n_bitrates = wl_g_rates_size, | |
176 | }; | |
177 | ||
58de92d2 | 178 | static const struct ieee80211_supported_band __wl_band_5ghz = { |
5b435de0 | 179 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
180 | .bitrates = wl_a_rates, |
181 | .n_bitrates = wl_a_rates_size, | |
182 | }; | |
183 | ||
d48200ba HM |
184 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
185 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
186 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
187 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
188 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
189 | * domain are to be done here. |
190 | */ | |
191 | static const struct ieee80211_regdomain brcmf_regdom = { | |
192 | .n_reg_rules = 4, | |
193 | .alpha2 = "99", | |
194 | .reg_rules = { | |
195 | /* IEEE 802.11b/g, channels 1..11 */ | |
196 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
197 | /* If any */ | |
198 | /* IEEE 802.11 channel 14 - Only JP enables | |
199 | * this and for 802.11b only | |
200 | */ | |
201 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
202 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 203 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 204 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 205 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
206 | }; |
207 | ||
208 | static const u32 __wl_cipher_suites[] = { | |
209 | WLAN_CIPHER_SUITE_WEP40, | |
210 | WLAN_CIPHER_SUITE_WEP104, | |
211 | WLAN_CIPHER_SUITE_TKIP, | |
212 | WLAN_CIPHER_SUITE_CCMP, | |
213 | WLAN_CIPHER_SUITE_AES_CMAC, | |
214 | }; | |
215 | ||
1a873342 HM |
216 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
217 | struct brcmf_vs_tlv { | |
218 | u8 id; | |
219 | u8 len; | |
220 | u8 oui[3]; | |
221 | u8 oui_type; | |
222 | }; | |
223 | ||
224 | struct parsed_vndr_ie_info { | |
225 | u8 *ie_ptr; | |
226 | u32 ie_len; /* total length including id & length field */ | |
227 | struct brcmf_vs_tlv vndrie; | |
228 | }; | |
229 | ||
230 | struct parsed_vndr_ies { | |
231 | u32 count; | |
9f440b7b | 232 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
233 | }; |
234 | ||
68ca395f HM |
235 | static int brcmf_roamoff; |
236 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
237 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
238 | ||
ef6ac17a | 239 | |
5a394eba AS |
240 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
241 | struct cfg80211_chan_def *ch) | |
600a897d AS |
242 | { |
243 | struct brcmu_chan ch_inf; | |
244 | s32 primary_offset; | |
245 | ||
246 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
247 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
248 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
249 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
250 | switch (ch->width) { | |
251 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 252 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
253 | ch_inf.bw = BRCMU_CHAN_BW_20; |
254 | WARN_ON(primary_offset != 0); | |
255 | break; | |
256 | case NL80211_CHAN_WIDTH_40: | |
257 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
258 | if (primary_offset < 0) | |
259 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
260 | else | |
261 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
262 | break; | |
263 | case NL80211_CHAN_WIDTH_80: | |
264 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
265 | if (primary_offset < 0) { | |
266 | if (primary_offset < -CH_10MHZ_APART) | |
267 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
268 | else | |
269 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
270 | } else { | |
271 | if (primary_offset > CH_10MHZ_APART) | |
272 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
273 | else | |
274 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
275 | } | |
276 | break; | |
0cd75b19 AS |
277 | case NL80211_CHAN_WIDTH_80P80: |
278 | case NL80211_CHAN_WIDTH_160: | |
279 | case NL80211_CHAN_WIDTH_5: | |
280 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
281 | default: |
282 | WARN_ON_ONCE(1); | |
283 | } | |
284 | switch (ch->chan->band) { | |
285 | case IEEE80211_BAND_2GHZ: | |
286 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
287 | break; | |
288 | case IEEE80211_BAND_5GHZ: | |
289 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
290 | break; | |
0cd75b19 | 291 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
292 | default: |
293 | WARN_ON_ONCE(1); | |
294 | } | |
295 | d11inf->encchspec(&ch_inf); | |
296 | ||
297 | return ch_inf.chspec; | |
298 | } | |
299 | ||
83cf17aa FL |
300 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
301 | struct ieee80211_channel *ch) | |
6e186166 | 302 | { |
83cf17aa | 303 | struct brcmu_chan ch_inf; |
6e186166 | 304 | |
83cf17aa FL |
305 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
306 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
307 | d11inf->encchspec(&ch_inf); | |
6e186166 | 308 | |
83cf17aa | 309 | return ch_inf.chspec; |
6e186166 AS |
310 | } |
311 | ||
89286dc9 HM |
312 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
313 | * triples, returning a pointer to the substring whose first element | |
314 | * matches tag | |
315 | */ | |
4b5800fe JB |
316 | const struct brcmf_tlv * |
317 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 318 | { |
4b5800fe JB |
319 | const struct brcmf_tlv *elt = buf; |
320 | int totlen = buflen; | |
89286dc9 HM |
321 | |
322 | /* find tagged parameter */ | |
323 | while (totlen >= TLV_HDR_LEN) { | |
324 | int len = elt->len; | |
325 | ||
326 | /* validate remaining totlen */ | |
327 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
328 | return elt; | |
329 | ||
330 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
331 | totlen -= (len + TLV_HDR_LEN); | |
332 | } | |
333 | ||
334 | return NULL; | |
335 | } | |
336 | ||
337 | /* Is any of the tlvs the expected entry? If | |
338 | * not update the tlvs buffer pointer/length. | |
339 | */ | |
340 | static bool | |
4b5800fe JB |
341 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
342 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
343 | { |
344 | /* If the contents match the OUI and the type */ | |
345 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
346 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
347 | type == ie[TLV_BODY_OFF + oui_len]) { | |
348 | return true; | |
349 | } | |
350 | ||
351 | if (tlvs == NULL) | |
352 | return false; | |
353 | /* point to the next ie */ | |
354 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
355 | /* calculate the length of the rest of the buffer */ | |
356 | *tlvs_len -= (int)(ie - *tlvs); | |
357 | /* update the pointer to the start of the buffer */ | |
358 | *tlvs = ie; | |
359 | ||
360 | return false; | |
361 | } | |
362 | ||
363 | static struct brcmf_vs_tlv * | |
4b5800fe | 364 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 365 | { |
4b5800fe | 366 | const struct brcmf_tlv *ie; |
89286dc9 HM |
367 | |
368 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 369 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
370 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
371 | return (struct brcmf_vs_tlv *)ie; | |
372 | } | |
373 | return NULL; | |
374 | } | |
375 | ||
376 | static struct brcmf_vs_tlv * | |
4b5800fe | 377 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 378 | { |
4b5800fe | 379 | const struct brcmf_tlv *ie; |
89286dc9 HM |
380 | |
381 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
382 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
383 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
384 | return (struct brcmf_vs_tlv *)ie; | |
385 | } | |
386 | return NULL; | |
387 | } | |
388 | ||
39504a2d AS |
389 | static int brcmf_vif_change_validate(struct brcmf_cfg80211_info *cfg, |
390 | struct brcmf_cfg80211_vif *vif, | |
391 | enum nl80211_iftype new_type) | |
392 | { | |
393 | int iftype_num[NUM_NL80211_IFTYPES]; | |
394 | struct brcmf_cfg80211_vif *pos; | |
395 | ||
396 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
397 | list_for_each_entry(pos, &cfg->vif_list, list) | |
398 | if (pos == vif) | |
399 | iftype_num[new_type]++; | |
400 | else | |
401 | iftype_num[pos->wdev.iftype]++; | |
402 | ||
403 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
404 | } | |
405 | ||
406 | static int brcmf_vif_add_validate(struct brcmf_cfg80211_info *cfg, | |
407 | enum nl80211_iftype new_type) | |
408 | { | |
409 | int iftype_num[NUM_NL80211_IFTYPES]; | |
410 | struct brcmf_cfg80211_vif *pos; | |
411 | ||
412 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
413 | list_for_each_entry(pos, &cfg->vif_list, list) | |
414 | iftype_num[pos->wdev.iftype]++; | |
415 | ||
416 | iftype_num[new_type]++; | |
417 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
418 | } | |
89286dc9 | 419 | |
5b435de0 AS |
420 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
421 | struct brcmf_wsec_key_le *key_le) | |
422 | { | |
423 | key_le->index = cpu_to_le32(key->index); | |
424 | key_le->len = cpu_to_le32(key->len); | |
425 | key_le->algo = cpu_to_le32(key->algo); | |
426 | key_le->flags = cpu_to_le32(key->flags); | |
427 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
428 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
429 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
430 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
431 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
432 | } | |
433 | ||
f09d0c02 | 434 | static int |
118eb304 | 435 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
436 | { |
437 | int err; | |
438 | struct brcmf_wsec_key_le key_le; | |
439 | ||
440 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 441 | |
118eb304 | 442 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 443 | |
118eb304 | 444 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 445 | sizeof(key_le)); |
f09d0c02 | 446 | |
5b435de0 | 447 | if (err) |
57d6e91a | 448 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
449 | return err; |
450 | } | |
451 | ||
b3657453 HM |
452 | static s32 |
453 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
454 | { | |
455 | s32 err; | |
456 | u32 mode; | |
457 | ||
458 | if (enable) | |
459 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
460 | else | |
461 | mode = 0; | |
462 | ||
463 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
464 | /* is simply not supported and err 0 will be returned */ | |
465 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
466 | if (err) { | |
467 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
468 | mode, err); | |
469 | err = 0; | |
470 | } else { | |
471 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
472 | if (err) { | |
473 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
474 | enable, err); | |
475 | err = 0; | |
476 | } else | |
477 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
478 | enable, mode); | |
479 | } | |
480 | ||
481 | return err; | |
482 | } | |
483 | ||
8851cce0 HM |
484 | static void |
485 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
486 | { | |
8f2b4597 AS |
487 | struct brcmf_cfg80211_vif *vif; |
488 | struct brcmf_if *ifp; | |
489 | ||
490 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
491 | ifp = vif->ifp; | |
8851cce0 HM |
492 | |
493 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
494 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
495 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
496 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
497 | ADDR_DIRECT); | |
498 | else | |
499 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
500 | ADDR_INDIRECT); | |
501 | } | |
502 | ||
a44aa400 HM |
503 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
504 | { | |
505 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
506 | int bsscfgidx; | |
507 | int err; | |
508 | ||
509 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
510 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
511 | if (bsscfgidx < 0) | |
512 | return bsscfgidx; | |
513 | ||
514 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
515 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
516 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
517 | ||
518 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
519 | sizeof(mbss_ssid_le)); | |
520 | if (err < 0) | |
521 | brcmf_err("setting ssid failed %d\n", err); | |
522 | ||
523 | return err; | |
524 | } | |
525 | ||
526 | /** | |
527 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
528 | * | |
529 | * @wiphy: wiphy device of new interface. | |
530 | * @name: name of the new interface. | |
531 | * @flags: not used. | |
532 | * @params: contains mac address for AP device. | |
533 | */ | |
534 | static | |
535 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
536 | u32 *flags, struct vif_params *params) | |
537 | { | |
538 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
539 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
540 | struct brcmf_cfg80211_vif *vif; | |
541 | int err; | |
542 | ||
543 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
544 | return ERR_PTR(-EBUSY); | |
545 | ||
546 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
547 | ||
548 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
549 | if (IS_ERR(vif)) | |
550 | return (struct wireless_dev *)vif; | |
551 | ||
552 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
553 | ||
554 | err = brcmf_cfg80211_request_ap_if(ifp); | |
555 | if (err) { | |
556 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
557 | goto fail; | |
558 | } | |
559 | ||
560 | /* wait for firmware event */ | |
561 | err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_ADD, | |
562 | msecs_to_jiffies(1500)); | |
563 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
564 | if (!err) { | |
565 | brcmf_err("timeout occurred\n"); | |
566 | err = -EIO; | |
567 | goto fail; | |
568 | } | |
569 | ||
570 | /* interface created in firmware */ | |
571 | ifp = vif->ifp; | |
572 | if (!ifp) { | |
573 | brcmf_err("no if pointer provided\n"); | |
574 | err = -ENOENT; | |
575 | goto fail; | |
576 | } | |
577 | ||
578 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
579 | err = brcmf_net_attach(ifp, true); | |
580 | if (err) { | |
581 | brcmf_err("Registering netdevice failed\n"); | |
582 | goto fail; | |
583 | } | |
584 | ||
585 | return &ifp->vif->wdev; | |
586 | ||
587 | fail: | |
588 | brcmf_free_vif(vif); | |
589 | return ERR_PTR(err); | |
590 | } | |
591 | ||
967fe2c8 AS |
592 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
593 | { | |
594 | enum nl80211_iftype iftype; | |
595 | ||
596 | iftype = vif->wdev.iftype; | |
597 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
598 | } | |
599 | ||
600 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
601 | { | |
602 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
603 | } | |
604 | ||
9f440b7b AS |
605 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
606 | const char *name, | |
6bab2e19 | 607 | unsigned char name_assign_type, |
9f440b7b AS |
608 | enum nl80211_iftype type, |
609 | u32 *flags, | |
610 | struct vif_params *params) | |
611 | { | |
8851cce0 | 612 | struct wireless_dev *wdev; |
39504a2d | 613 | int err; |
8851cce0 | 614 | |
9f440b7b | 615 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
39504a2d AS |
616 | err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type); |
617 | if (err) { | |
618 | brcmf_err("iface validation failed: err=%d\n", err); | |
619 | return ERR_PTR(err); | |
620 | } | |
9f440b7b AS |
621 | switch (type) { |
622 | case NL80211_IFTYPE_ADHOC: | |
623 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
624 | case NL80211_IFTYPE_AP_VLAN: |
625 | case NL80211_IFTYPE_WDS: | |
626 | case NL80211_IFTYPE_MONITOR: | |
627 | case NL80211_IFTYPE_MESH_POINT: | |
628 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
629 | case NL80211_IFTYPE_AP: |
630 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
631 | if (!IS_ERR(wdev)) | |
632 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
633 | return wdev; | |
9f440b7b AS |
634 | case NL80211_IFTYPE_P2P_CLIENT: |
635 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 636 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 637 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
638 | if (!IS_ERR(wdev)) |
639 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
640 | return wdev; | |
9f440b7b | 641 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
642 | default: |
643 | return ERR_PTR(-EINVAL); | |
644 | } | |
645 | } | |
646 | ||
5e787f75 DK |
647 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
648 | { | |
c08437b4 | 649 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
650 | brcmf_set_mpc(ifp, mpc); |
651 | } | |
652 | ||
f96aa07e | 653 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 654 | { |
5f4f9f11 AS |
655 | s32 err = 0; |
656 | ||
657 | if (check_vif_up(ifp->vif)) { | |
658 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
659 | if (err) { | |
660 | brcmf_err("fail to set mpc\n"); | |
661 | return; | |
662 | } | |
663 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
664 | } | |
665 | } | |
666 | ||
a0f472ac AS |
667 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
668 | struct brcmf_if *ifp, bool aborted, | |
669 | bool fw_abort) | |
5f4f9f11 AS |
670 | { |
671 | struct brcmf_scan_params_le params_le; | |
672 | struct cfg80211_scan_request *scan_request; | |
673 | s32 err = 0; | |
674 | ||
675 | brcmf_dbg(SCAN, "Enter\n"); | |
676 | ||
677 | /* clear scan request, because the FW abort can cause a second call */ | |
678 | /* to this functon and might cause a double cfg80211_scan_done */ | |
679 | scan_request = cfg->scan_request; | |
680 | cfg->scan_request = NULL; | |
681 | ||
682 | if (timer_pending(&cfg->escan_timeout)) | |
683 | del_timer_sync(&cfg->escan_timeout); | |
684 | ||
685 | if (fw_abort) { | |
686 | /* Do a scan abort to stop the driver's scan engine */ | |
687 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
688 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 689 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
690 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
691 | params_le.scan_type = 0; | |
692 | params_le.channel_num = cpu_to_le32(1); | |
693 | params_le.nprobes = cpu_to_le32(1); | |
694 | params_le.active_time = cpu_to_le32(-1); | |
695 | params_le.passive_time = cpu_to_le32(-1); | |
696 | params_le.home_time = cpu_to_le32(-1); | |
697 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
698 | params_le.channel_list[0] = cpu_to_le16(-1); | |
699 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 700 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
701 | ¶ms_le, sizeof(params_le)); |
702 | if (err) | |
703 | brcmf_err("Scan abort failed\n"); | |
704 | } | |
0f0fe990 | 705 | |
5e787f75 | 706 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 707 | |
5f4f9f11 AS |
708 | /* |
709 | * e-scan can be initiated by scheduled scan | |
710 | * which takes precedence. | |
711 | */ | |
712 | if (cfg->sched_escan) { | |
713 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
714 | cfg->sched_escan = false; | |
715 | if (!aborted) | |
716 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
717 | } else if (scan_request) { |
718 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
719 | aborted ? "Aborted" : "Done"); | |
720 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 721 | } |
6eda4e2c HM |
722 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
723 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
724 | |
725 | return err; | |
726 | } | |
727 | ||
9f440b7b AS |
728 | static |
729 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
730 | { | |
5f4f9f11 AS |
731 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
732 | struct net_device *ndev = wdev->netdev; | |
733 | ||
734 | /* vif event pending in firmware */ | |
735 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
736 | return -EBUSY; | |
737 | ||
738 | if (ndev) { | |
739 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
740 | cfg->escan_info.ifp == netdev_priv(ndev)) |
741 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
742 | true, true); | |
5f4f9f11 AS |
743 | |
744 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
745 | } | |
746 | ||
9f440b7b AS |
747 | switch (wdev->iftype) { |
748 | case NL80211_IFTYPE_ADHOC: | |
749 | case NL80211_IFTYPE_STATION: | |
750 | case NL80211_IFTYPE_AP: | |
751 | case NL80211_IFTYPE_AP_VLAN: | |
752 | case NL80211_IFTYPE_WDS: | |
753 | case NL80211_IFTYPE_MONITOR: | |
754 | case NL80211_IFTYPE_MESH_POINT: | |
755 | return -EOPNOTSUPP; | |
756 | case NL80211_IFTYPE_P2P_CLIENT: | |
757 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 758 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
759 | return brcmf_p2p_del_vif(wiphy, wdev); |
760 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
761 | default: |
762 | return -EINVAL; | |
763 | } | |
764 | return -EOPNOTSUPP; | |
765 | } | |
766 | ||
5b435de0 AS |
767 | static s32 |
768 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
769 | enum nl80211_iftype type, u32 *flags, | |
770 | struct vif_params *params) | |
771 | { | |
7a5c1f64 | 772 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 773 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 774 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 775 | s32 infra = 0; |
1a873342 | 776 | s32 ap = 0; |
5b435de0 AS |
777 | s32 err = 0; |
778 | ||
37a869ec HM |
779 | brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, type=%d\n", ifp->bsscfgidx, |
780 | type); | |
178e9ef9 HM |
781 | |
782 | /* WAR: There are a number of p2p interface related problems which | |
783 | * need to be handled initially (before doing the validate). | |
784 | * wpa_supplicant tends to do iface changes on p2p device/client/go | |
785 | * which are not always possible/allowed. However we need to return | |
786 | * OK otherwise the wpa_supplicant wont start. The situation differs | |
787 | * on configuration and setup (p2pon=1 module param). The first check | |
788 | * is to see if the request is a change to station for p2p iface. | |
789 | */ | |
790 | if ((type == NL80211_IFTYPE_STATION) && | |
791 | ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
792 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) || | |
793 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) { | |
794 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
795 | /* Now depending on whether module param p2pon=1 was used the | |
796 | * response needs to be either 0 or EOPNOTSUPP. The reason is | |
797 | * that if p2pon=1 is used, but a newer supplicant is used then | |
798 | * we should return an error, as this combination wont work. | |
799 | * In other situations 0 is returned and supplicant will start | |
800 | * normally. It will give a trace in cfg80211, but it is the | |
801 | * only way to get it working. Unfortunately this will result | |
802 | * in situation where we wont support new supplicant in | |
803 | * combination with module param p2pon=1, but that is the way | |
804 | * it is. If the user tries this then unloading of driver might | |
805 | * fail/lock. | |
806 | */ | |
807 | if (cfg->p2p.p2pdev_dynamically) | |
808 | return -EOPNOTSUPP; | |
809 | else | |
810 | return 0; | |
811 | } | |
39504a2d AS |
812 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); |
813 | if (err) { | |
814 | brcmf_err("iface validation failed: err=%d\n", err); | |
815 | return err; | |
816 | } | |
5b435de0 AS |
817 | switch (type) { |
818 | case NL80211_IFTYPE_MONITOR: | |
819 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
820 | brcmf_err("type (%d) : currently we do not support this type\n", |
821 | type); | |
5b435de0 AS |
822 | return -EOPNOTSUPP; |
823 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
824 | infra = 0; |
825 | break; | |
826 | case NL80211_IFTYPE_STATION: | |
5b435de0 AS |
827 | infra = 1; |
828 | break; | |
1a873342 | 829 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 830 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
831 | ap = 1; |
832 | break; | |
5b435de0 AS |
833 | default: |
834 | err = -EINVAL; | |
835 | goto done; | |
836 | } | |
837 | ||
1a873342 | 838 | if (ap) { |
7a5c1f64 HM |
839 | if (type == NL80211_IFTYPE_P2P_GO) { |
840 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
841 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
842 | } | |
843 | if (!err) { | |
7a5c1f64 HM |
844 | brcmf_dbg(INFO, "IF Type = AP\n"); |
845 | } | |
5b435de0 | 846 | } else { |
128ce3b6 | 847 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 848 | if (err) { |
57d6e91a | 849 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
850 | err = -EAGAIN; |
851 | goto done; | |
852 | } | |
967fe2c8 | 853 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 854 | "Adhoc" : "Infra"); |
5b435de0 | 855 | } |
1a873342 | 856 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 857 | |
8851cce0 HM |
858 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
859 | ||
5b435de0 | 860 | done: |
d96b801f | 861 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
862 | |
863 | return err; | |
864 | } | |
865 | ||
83cf17aa FL |
866 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
867 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
868 | struct cfg80211_scan_request *request) |
869 | { | |
870 | u32 n_ssids; | |
871 | u32 n_channels; | |
872 | s32 i; | |
873 | s32 offset; | |
029591f3 | 874 | u16 chanspec; |
e756af5b | 875 | char *ptr; |
029591f3 | 876 | struct brcmf_ssid_le ssid_le; |
e756af5b | 877 | |
93803b33 | 878 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
879 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
880 | params_le->scan_type = 0; | |
881 | params_le->channel_num = 0; | |
882 | params_le->nprobes = cpu_to_le32(-1); | |
883 | params_le->active_time = cpu_to_le32(-1); | |
884 | params_le->passive_time = cpu_to_le32(-1); | |
885 | params_le->home_time = cpu_to_le32(-1); | |
886 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
887 | ||
888 | /* if request is null exit so it will be all channel broadcast scan */ | |
889 | if (!request) | |
890 | return; | |
891 | ||
892 | n_ssids = request->n_ssids; | |
893 | n_channels = request->n_channels; | |
894 | /* Copy channel array if applicable */ | |
4e8a008e AS |
895 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
896 | n_channels); | |
e756af5b HM |
897 | if (n_channels > 0) { |
898 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
899 | chanspec = channel_to_chanspec(&cfg->d11inf, |
900 | request->channels[i]); | |
4e8a008e AS |
901 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
902 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 903 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
904 | } |
905 | } else { | |
4e8a008e | 906 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
907 | } |
908 | /* Copy ssid array if applicable */ | |
4e8a008e | 909 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
910 | if (n_ssids > 0) { |
911 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
912 | n_channels * sizeof(u16); | |
913 | offset = roundup(offset, sizeof(u32)); | |
914 | ptr = (char *)params_le + offset; | |
915 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
916 | memset(&ssid_le, 0, sizeof(ssid_le)); |
917 | ssid_le.SSID_len = | |
918 | cpu_to_le32(request->ssids[i].ssid_len); | |
919 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
920 | request->ssids[i].ssid_len); | |
921 | if (!ssid_le.SSID_len) | |
4e8a008e | 922 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 923 | else |
4e8a008e AS |
924 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
925 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
926 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
927 | ptr += sizeof(ssid_le); | |
e756af5b HM |
928 | } |
929 | } else { | |
4e8a008e | 930 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 931 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
932 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
933 | params_le->ssid_le.SSID, | |
934 | request->ssids->ssid_len); | |
e756af5b HM |
935 | params_le->ssid_le.SSID_len = |
936 | cpu_to_le32(request->ssids->ssid_len); | |
937 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
938 | request->ssids->ssid_len); | |
939 | } | |
940 | } | |
941 | /* Adding mask to channel numbers */ | |
942 | params_le->channel_num = | |
943 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
944 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
945 | } | |
946 | ||
e756af5b | 947 | static s32 |
a0f472ac | 948 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
949 | struct cfg80211_scan_request *request, u16 action) |
950 | { | |
951 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
952 | offsetof(struct brcmf_escan_params_le, params_le); | |
953 | struct brcmf_escan_params_le *params; | |
954 | s32 err = 0; | |
955 | ||
4e8a008e | 956 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
957 | |
958 | if (request != NULL) { | |
959 | /* Allocate space for populating ssids in struct */ | |
960 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
961 | ||
962 | /* Allocate space for populating ssids in struct */ | |
e9a6ca82 | 963 | params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids; |
e756af5b HM |
964 | } |
965 | ||
966 | params = kzalloc(params_size, GFP_KERNEL); | |
967 | if (!params) { | |
968 | err = -ENOMEM; | |
969 | goto exit; | |
970 | } | |
971 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 972 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
973 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
974 | params->action = cpu_to_le16(action); | |
975 | params->sync_id = cpu_to_le16(0x1234); | |
976 | ||
a0f472ac | 977 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
978 | if (err) { |
979 | if (err == -EBUSY) | |
647c9ae0 | 980 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 981 | else |
57d6e91a | 982 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
983 | } |
984 | ||
985 | kfree(params); | |
986 | exit: | |
987 | return err; | |
988 | } | |
989 | ||
990 | static s32 | |
27a68fe3 | 991 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 992 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
993 | { |
994 | s32 err; | |
81f5dcb8 | 995 | u32 passive_scan; |
e756af5b | 996 | struct brcmf_scan_results *results; |
9f440b7b | 997 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 998 | |
4e8a008e | 999 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 1000 | escan->ifp = ifp; |
9f440b7b AS |
1001 | escan->wiphy = wiphy; |
1002 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 1003 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 1004 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1005 | passive_scan); |
e756af5b | 1006 | if (err) { |
57d6e91a | 1007 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1008 | return err; |
1009 | } | |
5e787f75 | 1010 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1011 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1012 | results->version = 0; |
1013 | results->count = 0; | |
1014 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1015 | ||
a0f472ac | 1016 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 1017 | if (err) |
5e787f75 | 1018 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1019 | return err; |
1020 | } | |
1021 | ||
1022 | static s32 | |
a0f472ac | 1023 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1024 | struct cfg80211_scan_request *request, |
1025 | struct cfg80211_ssid *this_ssid) | |
1026 | { | |
a0f472ac AS |
1027 | struct brcmf_if *ifp = vif->ifp; |
1028 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1029 | struct cfg80211_ssid *ssids; |
f0799895 | 1030 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 1031 | u32 passive_scan; |
e756af5b HM |
1032 | bool escan_req; |
1033 | bool spec_scan; | |
1034 | s32 err; | |
1035 | u32 SSID_len; | |
1036 | ||
4e8a008e | 1037 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1038 | |
c1179033 | 1039 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1040 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1041 | return -EAGAIN; |
1042 | } | |
c1179033 | 1043 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1044 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1045 | cfg->scan_status); | |
e756af5b HM |
1046 | return -EAGAIN; |
1047 | } | |
1687eee2 AS |
1048 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1049 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1050 | cfg->scan_status); | |
1051 | return -EAGAIN; | |
1052 | } | |
c1179033 | 1053 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1054 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1055 | return -EAGAIN; |
1056 | } | |
1057 | ||
0f8ffe17 | 1058 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1059 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1060 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1061 | |
e756af5b HM |
1062 | escan_req = false; |
1063 | if (request) { | |
1064 | /* scan bss */ | |
1065 | ssids = request->ssids; | |
1066 | escan_req = true; | |
1067 | } else { | |
1068 | /* scan in ibss */ | |
1069 | /* we don't do escan in ibss */ | |
1070 | ssids = this_ssid; | |
1071 | } | |
1072 | ||
27a68fe3 | 1073 | cfg->scan_request = request; |
c1179033 | 1074 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1075 | if (escan_req) { |
9f440b7b | 1076 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1077 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1078 | if (err) |
1079 | goto scan_out; | |
1080 | ||
a0f472ac | 1081 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1082 | if (err) |
e756af5b HM |
1083 | goto scan_out; |
1084 | } else { | |
4e8a008e AS |
1085 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1086 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1087 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1088 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1089 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1090 | spec_scan = false; | |
1091 | if (SSID_len) { | |
1092 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1093 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1094 | spec_scan = true; | |
1095 | } else | |
4e8a008e | 1096 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1097 | |
81f5dcb8 | 1098 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1099 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1100 | passive_scan); |
e756af5b | 1101 | if (err) { |
57d6e91a | 1102 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1103 | goto scan_out; |
1104 | } | |
5e787f75 | 1105 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1106 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1107 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1108 | if (err) { |
1109 | if (err == -EBUSY) | |
647c9ae0 AS |
1110 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1111 | sr->ssid_le.SSID); | |
e756af5b | 1112 | else |
57d6e91a | 1113 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1114 | |
5e787f75 | 1115 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1116 | goto scan_out; |
1117 | } | |
1118 | } | |
1119 | ||
661fa95d HM |
1120 | /* Arm scan timeout timer */ |
1121 | mod_timer(&cfg->escan_timeout, jiffies + | |
1122 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); | |
1123 | ||
e756af5b HM |
1124 | return 0; |
1125 | ||
1126 | scan_out: | |
c1179033 | 1127 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1128 | cfg->scan_request = NULL; |
e756af5b HM |
1129 | return err; |
1130 | } | |
1131 | ||
5b435de0 | 1132 | static s32 |
0abb5f21 | 1133 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1134 | { |
a0f472ac | 1135 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1136 | s32 err = 0; |
1137 | ||
d96b801f | 1138 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1139 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1140 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1141 | return -EIO; |
1142 | ||
a0f472ac | 1143 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1144 | |
5b435de0 | 1145 | if (err) |
57d6e91a | 1146 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1147 | |
d96b801f | 1148 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1149 | return err; |
1150 | } | |
1151 | ||
1152 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1153 | { | |
1154 | s32 err = 0; | |
1155 | ||
ac24be6f AS |
1156 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1157 | rts_threshold); | |
5b435de0 | 1158 | if (err) |
57d6e91a | 1159 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1160 | |
1161 | return err; | |
1162 | } | |
1163 | ||
1164 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1165 | { | |
1166 | s32 err = 0; | |
1167 | ||
ac24be6f AS |
1168 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1169 | frag_threshold); | |
5b435de0 | 1170 | if (err) |
57d6e91a | 1171 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1172 | |
1173 | return err; | |
1174 | } | |
1175 | ||
1176 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1177 | { | |
1178 | s32 err = 0; | |
b87e2c48 | 1179 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1180 | |
ac24be6f | 1181 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1182 | if (err) { |
57d6e91a | 1183 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1184 | return err; |
1185 | } | |
1186 | return err; | |
1187 | } | |
1188 | ||
1189 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1190 | { | |
27a68fe3 AS |
1191 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1192 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1193 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1194 | s32 err = 0; |
1195 | ||
d96b801f | 1196 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1197 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1198 | return -EIO; |
1199 | ||
1200 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1201 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1202 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1203 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1204 | if (!err) |
1205 | goto done; | |
1206 | } | |
1207 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1208 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1209 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1210 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1211 | if (!err) |
1212 | goto done; | |
1213 | } | |
1214 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1215 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1216 | cfg->conf->retry_long = wiphy->retry_long; | |
1217 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1218 | if (!err) |
1219 | goto done; | |
1220 | } | |
1221 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1222 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1223 | cfg->conf->retry_short = wiphy->retry_short; | |
1224 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1225 | if (!err) |
1226 | goto done; | |
1227 | } | |
1228 | ||
1229 | done: | |
d96b801f | 1230 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1231 | return err; |
1232 | } | |
1233 | ||
5b435de0 AS |
1234 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1235 | { | |
1236 | memset(prof, 0, sizeof(*prof)); | |
1237 | } | |
1238 | ||
9b7a0ddc AS |
1239 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1240 | { | |
1241 | u16 reason; | |
1242 | ||
1243 | switch (e->event_code) { | |
1244 | case BRCMF_E_DEAUTH: | |
1245 | case BRCMF_E_DEAUTH_IND: | |
1246 | case BRCMF_E_DISASSOC_IND: | |
1247 | reason = e->reason; | |
1248 | break; | |
1249 | case BRCMF_E_LINK: | |
1250 | default: | |
1251 | reason = 0; | |
1252 | break; | |
1253 | } | |
1254 | return reason; | |
1255 | } | |
1256 | ||
1257 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1258 | { |
61730d4d | 1259 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1260 | s32 err = 0; |
1261 | ||
d96b801f | 1262 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1263 | |
903e0eee | 1264 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1265 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1266 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1267 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1268 | if (err) { |
57d6e91a | 1269 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1270 | } |
903e0eee | 1271 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
9b7a0ddc | 1272 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, |
80279fb7 | 1273 | true, GFP_KERNEL); |
43dffbc6 | 1274 | |
5b435de0 | 1275 | } |
903e0eee | 1276 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1277 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1278 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1279 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1280 | } |
1281 | ||
1282 | static s32 | |
1283 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1284 | struct cfg80211_ibss_params *params) | |
1285 | { | |
27a68fe3 | 1286 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1287 | struct brcmf_if *ifp = netdev_priv(ndev); |
1288 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1289 | struct brcmf_join_params join_params; |
1290 | size_t join_params_size = 0; | |
1291 | s32 err = 0; | |
1292 | s32 wsec = 0; | |
1293 | s32 bcnprd; | |
1701261d | 1294 | u16 chanspec; |
e9a6ca82 | 1295 | u32 ssid_len; |
5b435de0 | 1296 | |
d96b801f | 1297 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1298 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1299 | return -EIO; |
1300 | ||
1301 | if (params->ssid) | |
16886735 | 1302 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1303 | else { |
16886735 | 1304 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1305 | return -EOPNOTSUPP; |
1306 | } | |
1307 | ||
c1179033 | 1308 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1309 | |
1310 | if (params->bssid) | |
16886735 | 1311 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1312 | else |
16886735 | 1313 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1314 | |
683b6d3b | 1315 | if (params->chandef.chan) |
16886735 AS |
1316 | brcmf_dbg(CONN, "channel: %d\n", |
1317 | params->chandef.chan->center_freq); | |
5b435de0 | 1318 | else |
16886735 | 1319 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1320 | |
1321 | if (params->channel_fixed) | |
16886735 | 1322 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1323 | else |
16886735 | 1324 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1325 | |
1326 | if (params->ie && params->ie_len) | |
16886735 | 1327 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1328 | else |
16886735 | 1329 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1330 | |
1331 | if (params->beacon_interval) | |
16886735 AS |
1332 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1333 | params->beacon_interval); | |
5b435de0 | 1334 | else |
16886735 | 1335 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1336 | |
1337 | if (params->basic_rates) | |
16886735 | 1338 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1339 | else |
16886735 | 1340 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1341 | |
1342 | if (params->privacy) | |
16886735 | 1343 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1344 | else |
16886735 | 1345 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1346 | |
1347 | /* Configure Privacy for starter */ | |
1348 | if (params->privacy) | |
1349 | wsec |= WEP_ENABLED; | |
1350 | ||
c1179033 | 1351 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1352 | if (err) { |
57d6e91a | 1353 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1354 | goto done; |
1355 | } | |
1356 | ||
1357 | /* Configure Beacon Interval for starter */ | |
1358 | if (params->beacon_interval) | |
1359 | bcnprd = params->beacon_interval; | |
1360 | else | |
1361 | bcnprd = 100; | |
1362 | ||
b87e2c48 | 1363 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1364 | if (err) { |
57d6e91a | 1365 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1366 | goto done; |
1367 | } | |
1368 | ||
1369 | /* Configure required join parameter */ | |
1370 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1371 | ||
1372 | /* SSID */ | |
e9a6ca82 HM |
1373 | ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN); |
1374 | memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len); | |
1375 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1376 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1377 | |
1378 | /* BSSID */ | |
1379 | if (params->bssid) { | |
1380 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
e9a6ca82 | 1381 | join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE; |
6c8c4f72 | 1382 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1383 | } else { |
93803b33 JP |
1384 | eth_broadcast_addr(join_params.params_le.bssid); |
1385 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1386 | } |
1387 | ||
5b435de0 | 1388 | /* Channel */ |
683b6d3b | 1389 | if (params->chandef.chan) { |
5b435de0 AS |
1390 | u32 target_channel; |
1391 | ||
27a68fe3 | 1392 | cfg->channel = |
5b435de0 | 1393 | ieee80211_frequency_to_channel( |
683b6d3b | 1394 | params->chandef.chan->center_freq); |
5b435de0 AS |
1395 | if (params->channel_fixed) { |
1396 | /* adding chanspec */ | |
600a897d AS |
1397 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1398 | ¶ms->chandef); | |
1701261d HM |
1399 | join_params.params_le.chanspec_list[0] = |
1400 | cpu_to_le16(chanspec); | |
1401 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1402 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1403 | } |
1404 | ||
1405 | /* set channel for starter */ | |
27a68fe3 | 1406 | target_channel = cfg->channel; |
b87e2c48 | 1407 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1408 | target_channel); |
5b435de0 | 1409 | if (err) { |
57d6e91a | 1410 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1411 | goto done; |
1412 | } | |
1413 | } else | |
27a68fe3 | 1414 | cfg->channel = 0; |
5b435de0 | 1415 | |
27a68fe3 | 1416 | cfg->ibss_starter = false; |
5b435de0 AS |
1417 | |
1418 | ||
c1179033 | 1419 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1420 | &join_params, join_params_size); |
5b435de0 | 1421 | if (err) { |
57d6e91a | 1422 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1423 | goto done; |
1424 | } | |
1425 | ||
1426 | done: | |
1427 | if (err) | |
c1179033 | 1428 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1429 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1430 | return err; |
1431 | } | |
1432 | ||
1433 | static s32 | |
1434 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1435 | { | |
0abb5f21 | 1436 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1437 | |
d96b801f | 1438 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1439 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1440 | return -EIO; |
1441 | ||
9b7a0ddc | 1442 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
5b435de0 | 1443 | |
d96b801f | 1444 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1445 | |
12f32370 | 1446 | return 0; |
5b435de0 AS |
1447 | } |
1448 | ||
1449 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1450 | struct cfg80211_connect_params *sme) | |
1451 | { | |
6ac4f4ed | 1452 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1453 | struct brcmf_cfg80211_security *sec; |
1454 | s32 val = 0; | |
1455 | s32 err = 0; | |
1456 | ||
1457 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1458 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1459 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1460 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1461 | else | |
1462 | val = WPA_AUTH_DISABLED; | |
16886735 | 1463 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1464 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1465 | if (err) { |
57d6e91a | 1466 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1467 | return err; |
1468 | } | |
06bb123e | 1469 | sec = &profile->sec; |
5b435de0 AS |
1470 | sec->wpa_versions = sme->crypto.wpa_versions; |
1471 | return err; | |
1472 | } | |
1473 | ||
1474 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1475 | struct cfg80211_connect_params *sme) | |
1476 | { | |
6ac4f4ed | 1477 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1478 | struct brcmf_cfg80211_security *sec; |
1479 | s32 val = 0; | |
1480 | s32 err = 0; | |
1481 | ||
1482 | switch (sme->auth_type) { | |
1483 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1484 | val = 0; | |
16886735 | 1485 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1486 | break; |
1487 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1488 | val = 1; | |
16886735 | 1489 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1490 | break; |
1491 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1492 | val = 2; | |
16886735 | 1493 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1494 | break; |
1495 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1496 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1497 | default: |
1498 | val = 2; | |
57d6e91a | 1499 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1500 | break; |
1501 | } | |
1502 | ||
89286dc9 | 1503 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1504 | if (err) { |
57d6e91a | 1505 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1506 | return err; |
1507 | } | |
06bb123e | 1508 | sec = &profile->sec; |
5b435de0 AS |
1509 | sec->auth_type = sme->auth_type; |
1510 | return err; | |
1511 | } | |
1512 | ||
1513 | static s32 | |
87b7e9e2 DK |
1514 | brcmf_set_wsec_mode(struct net_device *ndev, |
1515 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1516 | { |
6ac4f4ed | 1517 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1518 | struct brcmf_cfg80211_security *sec; |
1519 | s32 pval = 0; | |
1520 | s32 gval = 0; | |
87b7e9e2 | 1521 | s32 wsec; |
5b435de0 AS |
1522 | s32 err = 0; |
1523 | ||
1524 | if (sme->crypto.n_ciphers_pairwise) { | |
1525 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1526 | case WLAN_CIPHER_SUITE_WEP40: | |
1527 | case WLAN_CIPHER_SUITE_WEP104: | |
1528 | pval = WEP_ENABLED; | |
1529 | break; | |
1530 | case WLAN_CIPHER_SUITE_TKIP: | |
1531 | pval = TKIP_ENABLED; | |
1532 | break; | |
1533 | case WLAN_CIPHER_SUITE_CCMP: | |
1534 | pval = AES_ENABLED; | |
1535 | break; | |
1536 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1537 | pval = AES_ENABLED; | |
1538 | break; | |
1539 | default: | |
57d6e91a AS |
1540 | brcmf_err("invalid cipher pairwise (%d)\n", |
1541 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1542 | return -EINVAL; |
1543 | } | |
1544 | } | |
1545 | if (sme->crypto.cipher_group) { | |
1546 | switch (sme->crypto.cipher_group) { | |
1547 | case WLAN_CIPHER_SUITE_WEP40: | |
1548 | case WLAN_CIPHER_SUITE_WEP104: | |
1549 | gval = WEP_ENABLED; | |
1550 | break; | |
1551 | case WLAN_CIPHER_SUITE_TKIP: | |
1552 | gval = TKIP_ENABLED; | |
1553 | break; | |
1554 | case WLAN_CIPHER_SUITE_CCMP: | |
1555 | gval = AES_ENABLED; | |
1556 | break; | |
1557 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1558 | gval = AES_ENABLED; | |
1559 | break; | |
1560 | default: | |
57d6e91a AS |
1561 | brcmf_err("invalid cipher group (%d)\n", |
1562 | sme->crypto.cipher_group); | |
5b435de0 AS |
1563 | return -EINVAL; |
1564 | } | |
1565 | } | |
1566 | ||
16886735 | 1567 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1568 | /* In case of privacy, but no security and WPS then simulate */ |
1569 | /* setting AES. WPS-2.0 allows no security */ | |
1570 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1571 | sme->privacy) | |
1572 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1573 | |
1574 | if (mfp) | |
1575 | wsec = pval | gval | MFP_CAPABLE; | |
1576 | else | |
1577 | wsec = pval | gval; | |
1578 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1579 | if (err) { |
57d6e91a | 1580 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1581 | return err; |
1582 | } | |
1583 | ||
06bb123e | 1584 | sec = &profile->sec; |
5b435de0 AS |
1585 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1586 | sec->cipher_group = sme->crypto.cipher_group; | |
1587 | ||
1588 | return err; | |
1589 | } | |
1590 | ||
1591 | static s32 | |
1592 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1593 | { | |
6ac4f4ed | 1594 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1595 | struct brcmf_cfg80211_security *sec; |
1596 | s32 val = 0; | |
1597 | s32 err = 0; | |
1598 | ||
1599 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1600 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1601 | "wpa_auth", &val); | |
5b435de0 | 1602 | if (err) { |
57d6e91a | 1603 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1604 | return err; |
1605 | } | |
1606 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1607 | switch (sme->crypto.akm_suites[0]) { | |
1608 | case WLAN_AKM_SUITE_8021X: | |
1609 | val = WPA_AUTH_UNSPECIFIED; | |
1610 | break; | |
1611 | case WLAN_AKM_SUITE_PSK: | |
1612 | val = WPA_AUTH_PSK; | |
1613 | break; | |
1614 | default: | |
57d6e91a AS |
1615 | brcmf_err("invalid cipher group (%d)\n", |
1616 | sme->crypto.cipher_group); | |
5b435de0 AS |
1617 | return -EINVAL; |
1618 | } | |
1619 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1620 | switch (sme->crypto.akm_suites[0]) { | |
1621 | case WLAN_AKM_SUITE_8021X: | |
1622 | val = WPA2_AUTH_UNSPECIFIED; | |
1623 | break; | |
1624 | case WLAN_AKM_SUITE_PSK: | |
1625 | val = WPA2_AUTH_PSK; | |
1626 | break; | |
1627 | default: | |
57d6e91a AS |
1628 | brcmf_err("invalid cipher group (%d)\n", |
1629 | sme->crypto.cipher_group); | |
5b435de0 AS |
1630 | return -EINVAL; |
1631 | } | |
1632 | } | |
1633 | ||
16886735 | 1634 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1635 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1636 | "wpa_auth", val); | |
5b435de0 | 1637 | if (err) { |
57d6e91a | 1638 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1639 | return err; |
1640 | } | |
1641 | } | |
06bb123e | 1642 | sec = &profile->sec; |
5b435de0 AS |
1643 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1644 | ||
1645 | return err; | |
1646 | } | |
1647 | ||
1648 | static s32 | |
f09d0c02 HM |
1649 | brcmf_set_sharedkey(struct net_device *ndev, |
1650 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1651 | { |
6ac4f4ed | 1652 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1653 | struct brcmf_cfg80211_security *sec; |
1654 | struct brcmf_wsec_key key; | |
1655 | s32 val; | |
1656 | s32 err = 0; | |
1657 | ||
16886735 | 1658 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1659 | |
a718e2fe RV |
1660 | if (sme->key_len == 0) |
1661 | return 0; | |
1662 | ||
06bb123e | 1663 | sec = &profile->sec; |
16886735 AS |
1664 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1665 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1666 | |
1667 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1668 | return 0; | |
1669 | ||
f09d0c02 HM |
1670 | if (!(sec->cipher_pairwise & |
1671 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1672 | return 0; | |
a718e2fe | 1673 | |
f09d0c02 HM |
1674 | memset(&key, 0, sizeof(key)); |
1675 | key.len = (u32) sme->key_len; | |
1676 | key.index = (u32) sme->key_idx; | |
1677 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1678 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1679 | return -EINVAL; |
1680 | } | |
1681 | memcpy(key.data, sme->key, key.len); | |
1682 | key.flags = BRCMF_PRIMARY_KEY; | |
1683 | switch (sec->cipher_pairwise) { | |
1684 | case WLAN_CIPHER_SUITE_WEP40: | |
1685 | key.algo = CRYPTO_ALGO_WEP1; | |
1686 | break; | |
1687 | case WLAN_CIPHER_SUITE_WEP104: | |
1688 | key.algo = CRYPTO_ALGO_WEP128; | |
1689 | break; | |
1690 | default: | |
57d6e91a AS |
1691 | brcmf_err("Invalid algorithm (%d)\n", |
1692 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1693 | return -EINVAL; |
1694 | } | |
1695 | /* Set the new key/index */ | |
16886735 AS |
1696 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1697 | key.len, key.index, key.algo); | |
1698 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1699 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1700 | if (err) |
1701 | return err; | |
1702 | ||
1703 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1704 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1705 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1706 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1707 | if (err) |
57d6e91a | 1708 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1709 | } |
1710 | return err; | |
1711 | } | |
1712 | ||
cbb1ec94 AS |
1713 | static |
1714 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1715 | enum nl80211_auth_type type) | |
1716 | { | |
c08437b4 AS |
1717 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1718 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1719 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1720 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1721 | } |
1722 | return type; | |
1723 | } | |
1724 | ||
5b435de0 AS |
1725 | static s32 |
1726 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1727 | struct cfg80211_connect_params *sme) |
5b435de0 | 1728 | { |
27a68fe3 | 1729 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1730 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1731 | struct ieee80211_channel *chan = sme->channel; |
1732 | struct brcmf_join_params join_params; | |
1733 | size_t join_params_size; | |
4b5800fe JB |
1734 | const struct brcmf_tlv *rsn_ie; |
1735 | const struct brcmf_vs_tlv *wpa_ie; | |
1736 | const void *ie; | |
89286dc9 HM |
1737 | u32 ie_len; |
1738 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1739 | u16 chanspec; |
5b435de0 | 1740 | s32 err = 0; |
e9a6ca82 | 1741 | u32 ssid_len; |
5b435de0 | 1742 | |
d96b801f | 1743 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1744 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1745 | return -EIO; |
1746 | ||
1747 | if (!sme->ssid) { | |
57d6e91a | 1748 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1749 | return -EOPNOTSUPP; |
1750 | } | |
1751 | ||
89286dc9 HM |
1752 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1753 | /* A normal (non P2P) connection request setup. */ | |
1754 | ie = NULL; | |
1755 | ie_len = 0; | |
1756 | /* find the WPA_IE */ | |
1757 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1758 | if (wpa_ie) { | |
1759 | ie = wpa_ie; | |
1760 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1761 | } else { | |
1762 | /* find the RSN_IE */ | |
4b5800fe JB |
1763 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1764 | sme->ie_len, | |
89286dc9 HM |
1765 | WLAN_EID_RSN); |
1766 | if (rsn_ie) { | |
1767 | ie = rsn_ie; | |
1768 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1769 | } | |
1770 | } | |
1771 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1772 | } | |
1773 | ||
1774 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1775 | sme->ie, sme->ie_len); | |
1776 | if (err) | |
1777 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1778 | else | |
1779 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1780 | ||
c1179033 | 1781 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1782 | |
1783 | if (chan) { | |
27a68fe3 | 1784 | cfg->channel = |
5b435de0 | 1785 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1786 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1787 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1788 | cfg->channel, chan->center_freq, chanspec); | |
1789 | } else { | |
27a68fe3 | 1790 | cfg->channel = 0; |
1701261d HM |
1791 | chanspec = 0; |
1792 | } | |
5b435de0 | 1793 | |
647c9ae0 | 1794 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1795 | |
1796 | err = brcmf_set_wpa_version(ndev, sme); | |
1797 | if (err) { | |
57d6e91a | 1798 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1799 | goto done; |
1800 | } | |
1801 | ||
cbb1ec94 | 1802 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1803 | err = brcmf_set_auth_type(ndev, sme); |
1804 | if (err) { | |
57d6e91a | 1805 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1806 | goto done; |
1807 | } | |
1808 | ||
87b7e9e2 | 1809 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1810 | if (err) { |
57d6e91a | 1811 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1812 | goto done; |
1813 | } | |
1814 | ||
1815 | err = brcmf_set_key_mgmt(ndev, sme); | |
1816 | if (err) { | |
57d6e91a | 1817 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1818 | goto done; |
1819 | } | |
1820 | ||
f09d0c02 | 1821 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1822 | if (err) { |
57d6e91a | 1823 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1824 | goto done; |
1825 | } | |
1826 | ||
89286dc9 HM |
1827 | /* Join with specific BSSID and cached SSID |
1828 | * If SSID is zero join based on BSSID only | |
1829 | */ | |
1830 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1831 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1832 | if (cfg->channel) | |
1833 | join_params_size += sizeof(u16); | |
1834 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1835 | if (ext_join_params == NULL) { | |
1836 | err = -ENOMEM; | |
1837 | goto done; | |
1838 | } | |
e9a6ca82 HM |
1839 | ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN); |
1840 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
1841 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len); | |
1842 | if (ssid_len < IEEE80211_MAX_SSID_LEN) | |
1843 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", | |
1844 | ext_join_params->ssid_le.SSID, ssid_len); | |
63dd99e6 | 1845 | |
89286dc9 HM |
1846 | /* Set up join scan parameters */ |
1847 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1848 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1849 | ||
1850 | if (sme->bssid) | |
1851 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1852 | else | |
93803b33 | 1853 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
1854 | |
1855 | if (cfg->channel) { | |
1856 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1857 | ||
1858 | ext_join_params->assoc_le.chanspec_list[0] = | |
1859 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1860 | /* Increase dwell time to receive probe response or detect |
1861 | * beacon from target AP at a noisy air only during connect | |
1862 | * command. | |
1863 | */ | |
1864 | ext_join_params->scan_le.active_time = | |
1865 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1866 | ext_join_params->scan_le.passive_time = | |
1867 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1868 | /* To sync with presence period of VSDB GO send probe request | |
1869 | * more frequently. Probe request will be stopped when it gets | |
1870 | * probe response from target AP/GO. | |
1871 | */ | |
1872 | ext_join_params->scan_le.nprobes = | |
1873 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1874 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1875 | } else { | |
1876 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1877 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1878 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1879 | } |
1880 | ||
1881 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1882 | join_params_size); | |
1883 | kfree(ext_join_params); | |
1884 | if (!err) | |
1885 | /* This is it. join command worked, we are done */ | |
1886 | goto done; | |
1887 | ||
1888 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1889 | memset(&join_params, 0, sizeof(join_params)); |
1890 | join_params_size = sizeof(join_params.ssid_le); | |
1891 | ||
e9a6ca82 HM |
1892 | memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len); |
1893 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1894 | |
89286dc9 HM |
1895 | if (sme->bssid) |
1896 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1897 | else | |
93803b33 | 1898 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 1899 | |
1701261d HM |
1900 | if (cfg->channel) { |
1901 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1902 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1903 | join_params_size += sizeof(join_params.params_le); | |
1904 | } | |
c1179033 | 1905 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1906 | &join_params, join_params_size); |
5b435de0 | 1907 | if (err) |
89286dc9 | 1908 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1909 | |
1910 | done: | |
1911 | if (err) | |
c1179033 | 1912 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1913 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1914 | return err; |
1915 | } | |
1916 | ||
1917 | static s32 | |
1918 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1919 | u16 reason_code) | |
1920 | { | |
0abb5f21 AS |
1921 | struct brcmf_if *ifp = netdev_priv(ndev); |
1922 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1923 | struct brcmf_scb_val_le scbval; |
1924 | s32 err = 0; | |
1925 | ||
d96b801f | 1926 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1927 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1928 | return -EIO; |
1929 | ||
c1179033 | 1930 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1931 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 1932 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 1933 | |
06bb123e | 1934 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1935 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1936 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1937 | &scbval, sizeof(scbval)); |
5b435de0 | 1938 | if (err) |
57d6e91a | 1939 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1940 | |
d96b801f | 1941 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1942 | return err; |
1943 | } | |
1944 | ||
1945 | static s32 | |
c8442118 | 1946 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1947 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 1948 | { |
27a68fe3 | 1949 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1950 | struct net_device *ndev = cfg_to_ndev(cfg); |
1951 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
1952 | s32 err; |
1953 | s32 disable; | |
1954 | u32 qdbm = 127; | |
5b435de0 | 1955 | |
60dc35ef | 1956 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 1957 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1958 | return -EIO; |
1959 | ||
1960 | switch (type) { | |
1961 | case NL80211_TX_POWER_AUTOMATIC: | |
1962 | break; | |
1963 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 1964 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 1965 | if (mbm < 0) { |
57d6e91a | 1966 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1967 | err = -EINVAL; |
1968 | goto done; | |
1969 | } | |
60dc35ef HM |
1970 | qdbm = MBM_TO_DBM(4 * mbm); |
1971 | if (qdbm > 127) | |
1972 | qdbm = 127; | |
1973 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 1974 | break; |
60dc35ef HM |
1975 | default: |
1976 | brcmf_err("Unsupported type %d\n", type); | |
1977 | err = -EINVAL; | |
1978 | goto done; | |
5b435de0 AS |
1979 | } |
1980 | /* Make sure radio is off or on as far as software is concerned */ | |
1981 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1982 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1983 | if (err) |
57d6e91a | 1984 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 1985 | |
60dc35ef | 1986 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 1987 | if (err) |
57d6e91a | 1988 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
1989 | |
1990 | done: | |
60dc35ef | 1991 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
1992 | return err; |
1993 | } | |
1994 | ||
60dc35ef HM |
1995 | static s32 |
1996 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
1997 | s32 *dbm) | |
5b435de0 | 1998 | { |
27a68fe3 | 1999 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
2000 | struct net_device *ndev = cfg_to_ndev(cfg); |
2001 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2002 | s32 qdbm = 0; | |
2003 | s32 err; | |
5b435de0 | 2004 | |
d96b801f | 2005 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2006 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2007 | return -EIO; |
2008 | ||
60dc35ef | 2009 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 2010 | if (err) { |
57d6e91a | 2011 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2012 | goto done; |
2013 | } | |
60dc35ef | 2014 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2015 | |
2016 | done: | |
60dc35ef | 2017 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2018 | return err; |
2019 | } | |
2020 | ||
2021 | static s32 | |
2022 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2023 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2024 | { |
0abb5f21 | 2025 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2026 | u32 index; |
2027 | u32 wsec; | |
2028 | s32 err = 0; | |
2029 | ||
d96b801f | 2030 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2031 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2032 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2033 | return -EIO; |
2034 | ||
0abb5f21 | 2035 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2036 | if (err) { |
57d6e91a | 2037 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2038 | goto done; |
2039 | } | |
2040 | ||
2041 | if (wsec & WEP_ENABLED) { | |
2042 | /* Just select a new current key */ | |
2043 | index = key_idx; | |
0abb5f21 | 2044 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2045 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2046 | if (err) |
57d6e91a | 2047 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2048 | } |
2049 | done: | |
d96b801f | 2050 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2051 | return err; |
2052 | } | |
2053 | ||
2054 | static s32 | |
2055 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2056 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2057 | { | |
992f6068 | 2058 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2059 | struct brcmf_wsec_key key; |
5b435de0 | 2060 | s32 err = 0; |
992f6068 | 2061 | u8 keybuf[8]; |
5b435de0 AS |
2062 | |
2063 | memset(&key, 0, sizeof(key)); | |
2064 | key.index = (u32) key_idx; | |
2065 | /* Instead of bcast for ea address for default wep keys, | |
2066 | driver needs it to be Null */ | |
2067 | if (!is_multicast_ether_addr(mac_addr)) | |
2068 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2069 | key.len = (u32) params->key_len; | |
2070 | /* check for key index change */ | |
2071 | if (key.len == 0) { | |
2072 | /* key delete */ | |
118eb304 | 2073 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2074 | if (err) |
57d6e91a | 2075 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2076 | } else { |
2077 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2078 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2079 | return -EINVAL; |
2080 | } | |
2081 | ||
16886735 | 2082 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2083 | memcpy(key.data, params->key, key.len); |
2084 | ||
967fe2c8 | 2085 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2086 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2087 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2088 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2089 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2090 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2091 | } | |
2092 | ||
2093 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2094 | if (params->seq && params->seq_len == 6) { | |
2095 | /* rx iv */ | |
2096 | u8 *ivptr; | |
2097 | ivptr = (u8 *) params->seq; | |
2098 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2099 | (ivptr[3] << 8) | ivptr[2]; | |
2100 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2101 | key.iv_initialized = true; | |
2102 | } | |
2103 | ||
2104 | switch (params->cipher) { | |
2105 | case WLAN_CIPHER_SUITE_WEP40: | |
2106 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2107 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2108 | break; |
2109 | case WLAN_CIPHER_SUITE_WEP104: | |
2110 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2111 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2112 | break; |
2113 | case WLAN_CIPHER_SUITE_TKIP: | |
2114 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2115 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2116 | break; |
2117 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2118 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2119 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2120 | break; |
2121 | case WLAN_CIPHER_SUITE_CCMP: | |
2122 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2123 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2124 | break; |
2125 | default: | |
57d6e91a | 2126 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2127 | return -EINVAL; |
2128 | } | |
118eb304 | 2129 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2130 | if (err) |
57d6e91a | 2131 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2132 | } |
2133 | return err; | |
2134 | } | |
2135 | ||
2136 | static s32 | |
2137 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2138 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2139 | struct key_params *params) | |
2140 | { | |
0abb5f21 | 2141 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2142 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2143 | s32 val; |
2144 | s32 wsec; | |
2145 | s32 err = 0; | |
2146 | u8 keybuf[8]; | |
2147 | ||
d96b801f | 2148 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2149 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2150 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2151 | return -EIO; |
2152 | ||
118eb304 HM |
2153 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2154 | /* we ignore this key index in this case */ | |
2155 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2156 | return -EINVAL; | |
2157 | } | |
2158 | ||
787eb033 DK |
2159 | if (mac_addr && |
2160 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2161 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2162 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2163 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2164 | } | |
5b435de0 | 2165 | |
118eb304 HM |
2166 | key = &ifp->vif->profile.key[key_idx]; |
2167 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2168 | |
118eb304 HM |
2169 | if (params->key_len > sizeof(key->data)) { |
2170 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2171 | err = -EINVAL; |
2172 | goto done; | |
2173 | } | |
118eb304 HM |
2174 | key->len = params->key_len; |
2175 | key->index = key_idx; | |
5b435de0 | 2176 | |
118eb304 HM |
2177 | memcpy(key->data, params->key, key->len); |
2178 | ||
2179 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2180 | switch (params->cipher) { |
2181 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2182 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2183 | val = WEP_ENABLED; |
16886735 | 2184 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2185 | break; |
2186 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2187 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2188 | val = WEP_ENABLED; |
16886735 | 2189 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2190 | break; |
2191 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2192 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2193 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2194 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2195 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2196 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2197 | } |
118eb304 | 2198 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2199 | val = TKIP_ENABLED; |
16886735 | 2200 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2201 | break; |
2202 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2203 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2204 | val = AES_ENABLED; |
16886735 | 2205 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2206 | break; |
2207 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2208 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2209 | val = AES_ENABLED; |
16886735 | 2210 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2211 | break; |
2212 | default: | |
57d6e91a | 2213 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2214 | err = -EINVAL; |
2215 | goto done; | |
2216 | } | |
2217 | ||
118eb304 | 2218 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2219 | if (err) |
2220 | goto done; | |
2221 | ||
0abb5f21 | 2222 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2223 | if (err) { |
57d6e91a | 2224 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2225 | goto done; |
2226 | } | |
5b435de0 | 2227 | wsec |= val; |
0abb5f21 | 2228 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2229 | if (err) { |
57d6e91a | 2230 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2231 | goto done; |
2232 | } | |
2233 | ||
5b435de0 | 2234 | done: |
d96b801f | 2235 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2236 | return err; |
2237 | } | |
2238 | ||
2239 | static s32 | |
2240 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2241 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2242 | { | |
0abb5f21 | 2243 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2244 | struct brcmf_wsec_key key; |
2245 | s32 err = 0; | |
5b435de0 | 2246 | |
d96b801f | 2247 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2248 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2249 | return -EIO; |
2250 | ||
118eb304 | 2251 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2252 | /* we ignore this key index in this case */ |
256c374f HM |
2253 | return -EINVAL; |
2254 | } | |
2255 | ||
5b435de0 AS |
2256 | memset(&key, 0, sizeof(key)); |
2257 | ||
2258 | key.index = (u32) key_idx; | |
2259 | key.flags = BRCMF_PRIMARY_KEY; | |
2260 | key.algo = CRYPTO_ALGO_OFF; | |
2261 | ||
16886735 | 2262 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2263 | |
2264 | /* Set the new key/index */ | |
118eb304 | 2265 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2266 | |
d96b801f | 2267 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2268 | return err; |
2269 | } | |
2270 | ||
2271 | static s32 | |
2272 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2273 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2274 | void (*callback) (void *cookie, struct key_params * params)) | |
2275 | { | |
2276 | struct key_params params; | |
0abb5f21 AS |
2277 | struct brcmf_if *ifp = netdev_priv(ndev); |
2278 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2279 | struct brcmf_cfg80211_security *sec; |
2280 | s32 wsec; | |
2281 | s32 err = 0; | |
2282 | ||
d96b801f | 2283 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2284 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2285 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2286 | return -EIO; |
2287 | ||
2288 | memset(¶ms, 0, sizeof(params)); | |
2289 | ||
0abb5f21 | 2290 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2291 | if (err) { |
57d6e91a | 2292 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2293 | /* Ignore this error, may happen during DISASSOC */ |
2294 | err = -EAGAIN; | |
2295 | goto done; | |
2296 | } | |
c5bf53a8 | 2297 | if (wsec & WEP_ENABLED) { |
06bb123e | 2298 | sec = &profile->sec; |
5b435de0 AS |
2299 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2300 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2301 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2302 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2303 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2304 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2305 | } |
c5bf53a8 | 2306 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2307 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2308 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2309 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2310 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2311 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2312 | } else { |
57d6e91a | 2313 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2314 | err = -EINVAL; |
2315 | goto done; | |
2316 | } | |
2317 | callback(cookie, ¶ms); | |
2318 | ||
2319 | done: | |
d96b801f | 2320 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2321 | return err; |
2322 | } | |
2323 | ||
2324 | static s32 | |
2325 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2326 | struct net_device *ndev, u8 key_idx) | |
2327 | { | |
647c9ae0 | 2328 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2329 | |
2330 | return -EOPNOTSUPP; | |
2331 | } | |
2332 | ||
118eb304 HM |
2333 | static void |
2334 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2335 | { | |
2336 | s32 err; | |
2337 | u8 key_idx; | |
2338 | struct brcmf_wsec_key *key; | |
2339 | s32 wsec; | |
2340 | ||
2341 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2342 | key = &ifp->vif->profile.key[key_idx]; | |
2343 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2344 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2345 | break; | |
2346 | } | |
2347 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2348 | return; | |
2349 | ||
2350 | err = send_key_to_dongle(ifp, key); | |
2351 | if (err) { | |
2352 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2353 | return; | |
2354 | } | |
2355 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2356 | if (err) { | |
2357 | brcmf_err("get wsec error (%d)\n", err); | |
2358 | return; | |
2359 | } | |
2360 | wsec |= WEP_ENABLED; | |
2361 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2362 | if (err) | |
2363 | brcmf_err("set wsec error (%d)\n", err); | |
2364 | } | |
2365 | ||
1f0dc59a AS |
2366 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2367 | { | |
2368 | struct nl80211_sta_flag_update *sfu; | |
2369 | ||
2370 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2371 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2372 | sfu = &si->sta_flags; | |
2373 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2374 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2375 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2376 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2377 | if (fw_sta_flags & BRCMF_STA_WME) | |
2378 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2379 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2380 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2381 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2382 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2383 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2384 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2385 | } | |
2386 | ||
2387 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2388 | { | |
2389 | struct { | |
2390 | __le32 len; | |
2391 | struct brcmf_bss_info_le bss_le; | |
2392 | } *buf; | |
2393 | u16 capability; | |
2394 | int err; | |
2395 | ||
2396 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2397 | if (!buf) | |
2398 | return; | |
2399 | ||
2400 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2401 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2402 | WL_BSS_INFO_MAX); | |
2403 | if (err) { | |
2404 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2405 | return; | |
2406 | } | |
2407 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2408 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2409 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2410 | capability = le16_to_cpu(buf->bss_le.capability); | |
2411 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2412 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2413 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2414 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2415 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2416 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2417 | } | |
2418 | ||
5b435de0 AS |
2419 | static s32 |
2420 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2421 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2422 | { |
0abb5f21 | 2423 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2424 | s32 err = 0; |
81f5dcb8 | 2425 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2426 | u32 sta_flags; |
2427 | u32 is_tdls_peer; | |
cae355dc HM |
2428 | s32 total_rssi; |
2429 | s32 count_rssi; | |
2430 | u32 i; | |
5b435de0 | 2431 | |
d96b801f | 2432 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2433 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2434 | return -EIO; |
2435 | ||
1f0dc59a AS |
2436 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2437 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2438 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2439 | &sta_info_le, | |
2440 | sizeof(sta_info_le)); | |
2441 | is_tdls_peer = !err; | |
2442 | if (err) { | |
0abb5f21 | 2443 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2444 | &sta_info_le, |
81f5dcb8 | 2445 | sizeof(sta_info_le)); |
1a873342 | 2446 | if (err < 0) { |
57d6e91a | 2447 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2448 | goto done; |
2449 | } | |
1f0dc59a AS |
2450 | } |
2451 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2452 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2453 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2454 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2455 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2456 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2457 | if (is_tdls_peer) | |
2458 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2459 | else | |
2460 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2461 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2462 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2463 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2464 | brcmf_fill_bss_param(ifp, sinfo); | |
2465 | } | |
2466 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2467 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2468 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2469 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2470 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2471 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2472 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2473 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2474 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2475 | if (sinfo->tx_packets) { | |
319090bf | 2476 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
124d5172 HM |
2477 | sinfo->txrate.legacy = |
2478 | le32_to_cpu(sta_info_le.tx_rate) / 100; | |
7f6c562d | 2479 | } |
1f0dc59a AS |
2480 | if (sinfo->rx_packets) { |
2481 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
124d5172 HM |
2482 | sinfo->rxrate.legacy = |
2483 | le32_to_cpu(sta_info_le.rx_rate) / 100; | |
1a873342 | 2484 | } |
1f0dc59a AS |
2485 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2486 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2487 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2488 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2489 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2490 | } | |
cae355dc HM |
2491 | total_rssi = 0; |
2492 | count_rssi = 0; | |
2493 | for (i = 0; i < BRCMF_ANT_MAX; i++) { | |
2494 | if (sta_info_le.rssi[i]) { | |
2495 | sinfo->chain_signal_avg[count_rssi] = | |
2496 | sta_info_le.rssi[i]; | |
2497 | sinfo->chain_signal[count_rssi] = | |
2498 | sta_info_le.rssi[i]; | |
2499 | total_rssi += sta_info_le.rssi[i]; | |
2500 | count_rssi++; | |
2501 | } | |
2502 | } | |
2503 | if (count_rssi) { | |
2504 | sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL); | |
2505 | sinfo->chains = count_rssi; | |
2506 | ||
2507 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2508 | total_rssi /= count_rssi; | |
2509 | sinfo->signal = total_rssi; | |
2510 | } | |
1f0dc59a | 2511 | } |
5b435de0 | 2512 | done: |
d96b801f | 2513 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2514 | return err; |
2515 | } | |
2516 | ||
bf2a7e04 HM |
2517 | static int |
2518 | brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, | |
2519 | int idx, u8 *mac, struct station_info *sinfo) | |
2520 | { | |
2521 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
2522 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2523 | s32 err; | |
2524 | ||
2525 | brcmf_dbg(TRACE, "Enter, idx %d\n", idx); | |
2526 | ||
2527 | if (idx == 0) { | |
2528 | cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST); | |
2529 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST, | |
2530 | &cfg->assoclist, | |
2531 | sizeof(cfg->assoclist)); | |
2532 | if (err) { | |
2533 | brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", | |
2534 | err); | |
2535 | cfg->assoclist.count = 0; | |
2536 | return -EOPNOTSUPP; | |
2537 | } | |
2538 | } | |
2539 | if (idx < le32_to_cpu(cfg->assoclist.count)) { | |
2540 | memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN); | |
2541 | return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo); | |
2542 | } | |
2543 | return -ENOENT; | |
2544 | } | |
2545 | ||
5b435de0 AS |
2546 | static s32 |
2547 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2548 | bool enabled, s32 timeout) | |
2549 | { | |
2550 | s32 pm; | |
2551 | s32 err = 0; | |
27a68fe3 | 2552 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2553 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2554 | |
d96b801f | 2555 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2556 | |
2557 | /* | |
2558 | * Powersave enable/disable request is coming from the | |
2559 | * cfg80211 even before the interface is up. In that | |
2560 | * scenario, driver will be storing the power save | |
27a68fe3 | 2561 | * preference in cfg struct to apply this to |
5b435de0 AS |
2562 | * FW later while initializing the dongle |
2563 | */ | |
27a68fe3 | 2564 | cfg->pwr_save = enabled; |
ce81e317 | 2565 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2566 | |
647c9ae0 | 2567 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2568 | goto done; |
2569 | } | |
2570 | ||
2571 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2572 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2573 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2574 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2575 | pm = PM_OFF; | |
2576 | } | |
647c9ae0 | 2577 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2578 | |
c1179033 | 2579 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2580 | if (err) { |
2581 | if (err == -ENODEV) | |
57d6e91a | 2582 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2583 | else |
57d6e91a | 2584 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2585 | } |
2586 | done: | |
d96b801f | 2587 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2588 | return err; |
2589 | } | |
2590 | ||
27a68fe3 | 2591 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2592 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2593 | { |
27a68fe3 | 2594 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2595 | struct ieee80211_channel *notify_channel; |
2596 | struct cfg80211_bss *bss; | |
2597 | struct ieee80211_supported_band *band; | |
83cf17aa | 2598 | struct brcmu_chan ch; |
5b435de0 AS |
2599 | u16 channel; |
2600 | u32 freq; | |
5b435de0 AS |
2601 | u16 notify_capability; |
2602 | u16 notify_interval; | |
2603 | u8 *notify_ie; | |
2604 | size_t notify_ielen; | |
2605 | s32 notify_signal; | |
2606 | ||
2607 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2608 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2609 | return 0; |
2610 | } | |
2611 | ||
83cf17aa FL |
2612 | if (!bi->ctl_ch) { |
2613 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2614 | cfg->d11inf.decchspec(&ch); | |
2615 | bi->ctl_ch = ch.chnum; | |
2616 | } | |
2617 | channel = bi->ctl_ch; | |
5b435de0 AS |
2618 | |
2619 | if (channel <= CH_MAX_2G_CHANNEL) | |
2620 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2621 | else | |
2622 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2623 | ||
2624 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2625 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2626 | ||
5b435de0 AS |
2627 | notify_capability = le16_to_cpu(bi->capability); |
2628 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2629 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2630 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2631 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2632 | ||
16886735 AS |
2633 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2634 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2635 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2636 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2637 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2638 | |
5bc8c1f2 JB |
2639 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2640 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2641 | (const u8 *)bi->BSSID, | |
2642 | 0, notify_capability, | |
2643 | notify_interval, notify_ie, | |
2644 | notify_ielen, notify_signal, | |
2645 | GFP_KERNEL); | |
5b435de0 | 2646 | |
e78946e1 FL |
2647 | if (!bss) |
2648 | return -ENOMEM; | |
2649 | ||
5b112d3d | 2650 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2651 | |
12f32370 | 2652 | return 0; |
5b435de0 AS |
2653 | } |
2654 | ||
6f09be0a RV |
2655 | static struct brcmf_bss_info_le * |
2656 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2657 | { | |
2658 | if (bss == NULL) | |
2659 | return list->bss_info_le; | |
2660 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2661 | le32_to_cpu(bss->length)); | |
2662 | } | |
2663 | ||
27a68fe3 | 2664 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2665 | { |
2666 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2667 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2668 | s32 err = 0; |
2669 | int i; | |
2670 | ||
ef8596e1 | 2671 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2672 | if (bss_list->count != 0 && |
2673 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2674 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2675 | bss_list->version); | |
5b435de0 AS |
2676 | return -EOPNOTSUPP; |
2677 | } | |
4e8a008e | 2678 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2679 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2680 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2681 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2682 | if (err) |
2683 | break; | |
2684 | } | |
2685 | return err; | |
2686 | } | |
2687 | ||
27a68fe3 | 2688 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2689 | struct net_device *ndev, const u8 *bssid) |
2690 | { | |
27a68fe3 | 2691 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2692 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2693 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2694 | struct ieee80211_supported_band *band; |
e78946e1 | 2695 | struct cfg80211_bss *bss; |
83cf17aa | 2696 | struct brcmu_chan ch; |
5b435de0 AS |
2697 | u8 *buf = NULL; |
2698 | s32 err = 0; | |
5b435de0 | 2699 | u32 freq; |
5b435de0 AS |
2700 | u16 notify_capability; |
2701 | u16 notify_interval; | |
2702 | u8 *notify_ie; | |
2703 | size_t notify_ielen; | |
2704 | s32 notify_signal; | |
2705 | ||
d96b801f | 2706 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2707 | |
2708 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2709 | if (buf == NULL) { | |
2710 | err = -ENOMEM; | |
2711 | goto CleanUp; | |
2712 | } | |
2713 | ||
2714 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2715 | ||
ac24be6f AS |
2716 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2717 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2718 | if (err) { |
57d6e91a | 2719 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2720 | goto CleanUp; |
2721 | } | |
2722 | ||
d34bf64f | 2723 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2724 | |
83cf17aa FL |
2725 | ch.chspec = le16_to_cpu(bi->chanspec); |
2726 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2727 | |
83cf17aa | 2728 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2729 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2730 | else | |
2731 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2732 | ||
83cf17aa | 2733 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2734 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2735 | ||
5b435de0 AS |
2736 | notify_capability = le16_to_cpu(bi->capability); |
2737 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2738 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2739 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2740 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2741 | ||
83cf17aa | 2742 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2743 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2744 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2745 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2746 | |
5bc8c1f2 JB |
2747 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2748 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2749 | notify_capability, notify_interval, | |
2750 | notify_ie, notify_ielen, notify_signal, | |
2751 | GFP_KERNEL); | |
5b435de0 | 2752 | |
e78946e1 FL |
2753 | if (!bss) { |
2754 | err = -ENOMEM; | |
2755 | goto CleanUp; | |
2756 | } | |
2757 | ||
5b112d3d | 2758 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2759 | |
5b435de0 AS |
2760 | CleanUp: |
2761 | ||
2762 | kfree(buf); | |
2763 | ||
d96b801f | 2764 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2765 | |
2766 | return err; | |
2767 | } | |
2768 | ||
89286dc9 HM |
2769 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2770 | struct brcmf_if *ifp) | |
1a873342 | 2771 | { |
d34bf64f | 2772 | struct brcmf_bss_info_le *bi; |
4b5800fe | 2773 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2774 | u16 beacon_interval; |
2775 | u8 dtim_period; | |
2776 | size_t ie_len; | |
2777 | u8 *ie; | |
2778 | s32 err = 0; | |
2779 | ||
d96b801f | 2780 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2781 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2782 | return err; |
2783 | ||
27a68fe3 | 2784 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2785 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2786 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2787 | if (err) { |
57d6e91a | 2788 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2789 | goto update_bss_info_out; |
2790 | } | |
2791 | ||
27a68fe3 AS |
2792 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2793 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2794 | if (err) |
2795 | goto update_bss_info_out; | |
2796 | ||
2797 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2798 | ie_len = le32_to_cpu(bi->ie_length); | |
2799 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2800 | ||
f8e4b412 | 2801 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2802 | if (tim) |
2803 | dtim_period = tim->data[1]; | |
2804 | else { | |
2805 | /* | |
2806 | * active scan was done so we could not get dtim | |
2807 | * information out of probe response. | |
2808 | * so we speficially query dtim information to dongle. | |
2809 | */ | |
2810 | u32 var; | |
ac24be6f | 2811 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2812 | if (err) { |
57d6e91a | 2813 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2814 | goto update_bss_info_out; |
2815 | } | |
2816 | dtim_period = (u8)var; | |
2817 | } | |
2818 | ||
5b435de0 | 2819 | update_bss_info_out: |
d96b801f | 2820 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2821 | return err; |
2822 | } | |
2823 | ||
18e2f61d | 2824 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2825 | { |
27a68fe3 | 2826 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2827 | |
c1179033 | 2828 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2829 | if (cfg->scan_request) { |
108a4bee | 2830 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2831 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2832 | } |
c1179033 AS |
2833 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2834 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2835 | } |
2836 | ||
e756af5b HM |
2837 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2838 | { | |
27a68fe3 AS |
2839 | struct brcmf_cfg80211_info *cfg = |
2840 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2841 | escan_timeout_work); |
2842 | ||
ef8596e1 | 2843 | brcmf_inform_bss(cfg); |
a0f472ac | 2844 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2845 | } |
2846 | ||
2847 | static void brcmf_escan_timeout(unsigned long data) | |
2848 | { | |
27a68fe3 AS |
2849 | struct brcmf_cfg80211_info *cfg = |
2850 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2851 | |
27a68fe3 | 2852 | if (cfg->scan_request) { |
57d6e91a | 2853 | brcmf_err("timer expired\n"); |
f0799895 | 2854 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2855 | } |
2856 | } | |
2857 | ||
2858 | static s32 | |
83cf17aa FL |
2859 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2860 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2861 | struct brcmf_bss_info_le *bss_info_le) |
2862 | { | |
83cf17aa FL |
2863 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2864 | ||
2865 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2866 | cfg->d11inf.decchspec(&ch_bss); | |
2867 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2868 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2869 | ||
e756af5b | 2870 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2871 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2872 | bss_info_le->SSID_len == bss->SSID_len && |
2873 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2874 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2875 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2876 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2877 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2878 | ||
e756af5b HM |
2879 | /* preserve max RSSI if the measurements are |
2880 | * both on-channel or both off-channel | |
2881 | */ | |
029591f3 | 2882 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2883 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2884 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2885 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2886 | /* preserve the on-channel rssi measurement |
2887 | * if the new measurement is off channel | |
2888 | */ | |
2889 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2890 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2891 | } |
2892 | return 1; | |
2893 | } | |
2894 | return 0; | |
2895 | } | |
2896 | ||
2897 | static s32 | |
1993732e | 2898 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2899 | const struct brcmf_event_msg *e, void *data) |
2900 | { | |
1993732e | 2901 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2902 | s32 status; |
e756af5b HM |
2903 | struct brcmf_escan_result_le *escan_result_le; |
2904 | struct brcmf_bss_info_le *bss_info_le; | |
2905 | struct brcmf_bss_info_le *bss = NULL; | |
2906 | u32 bi_length; | |
2907 | struct brcmf_scan_results *list; | |
2908 | u32 i; | |
97ed15c7 | 2909 | bool aborted; |
e756af5b | 2910 | |
5c36b99a | 2911 | status = e->status; |
e756af5b | 2912 | |
a0f472ac | 2913 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
37a869ec | 2914 | brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); |
e756af5b HM |
2915 | return -EPERM; |
2916 | } | |
2917 | ||
2918 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2919 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2920 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2921 | if (!escan_result_le) { | |
57d6e91a | 2922 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2923 | goto exit; |
2924 | } | |
e756af5b | 2925 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2926 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2927 | escan_result_le->bss_count); | |
e756af5b HM |
2928 | goto exit; |
2929 | } | |
2930 | bss_info_le = &escan_result_le->bss_info_le; | |
2931 | ||
6eda4e2c HM |
2932 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2933 | goto exit; | |
2934 | ||
2935 | if (!cfg->scan_request) { | |
2936 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2937 | goto exit; | |
2938 | } | |
2939 | ||
e756af5b HM |
2940 | bi_length = le32_to_cpu(bss_info_le->length); |
2941 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2942 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2943 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2944 | bi_length); | |
e756af5b HM |
2945 | goto exit; |
2946 | } | |
2947 | ||
27a68fe3 | 2948 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2949 | BIT(NL80211_IFTYPE_ADHOC))) { |
2950 | if (le16_to_cpu(bss_info_le->capability) & | |
2951 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2952 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2953 | goto exit; |
2954 | } | |
2955 | } | |
2956 | ||
2957 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2958 | cfg->escan_info.escan_buf; |
e756af5b | 2959 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2960 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2961 | goto exit; |
2962 | } | |
2963 | ||
2964 | for (i = 0; i < list->count; i++) { | |
2965 | bss = bss ? (struct brcmf_bss_info_le *) | |
2966 | ((unsigned char *)bss + | |
2967 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2968 | if (brcmf_compare_update_same_bss(cfg, bss, |
2969 | bss_info_le)) | |
e756af5b HM |
2970 | goto exit; |
2971 | } | |
27a68fe3 | 2972 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2973 | bss_info_le, bi_length); |
2974 | list->version = le32_to_cpu(bss_info_le->version); | |
2975 | list->buflen += bi_length; | |
2976 | list->count++; | |
2977 | } else { | |
27a68fe3 | 2978 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2979 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2980 | goto exit; | |
27a68fe3 | 2981 | if (cfg->scan_request) { |
27a68fe3 | 2982 | brcmf_inform_bss(cfg); |
97ed15c7 | 2983 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 2984 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 2985 | } else |
6eda4e2c HM |
2986 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2987 | status); | |
e756af5b HM |
2988 | } |
2989 | exit: | |
12f32370 | 2990 | return 0; |
e756af5b HM |
2991 | } |
2992 | ||
27a68fe3 | 2993 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2994 | { |
5c36b99a AS |
2995 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2996 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2997 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2998 | /* Init scan_timeout timer */ | |
2999 | init_timer(&cfg->escan_timeout); | |
3000 | cfg->escan_timeout.data = (unsigned long) cfg; | |
3001 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
3002 | INIT_WORK(&cfg->escan_timeout_work, | |
3003 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
3004 | } |
3005 | ||
5addc0de | 3006 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
3007 | { |
3008 | if (ms < 1000 / HZ) { | |
3009 | cond_resched(); | |
3010 | mdelay(ms); | |
3011 | } else { | |
3012 | msleep(ms); | |
3013 | } | |
3014 | } | |
3015 | ||
b9a82f89 HM |
3016 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
3017 | u8 *pattern, u32 patternsize, u8 *mask, | |
3018 | u32 packet_offset) | |
3019 | { | |
3020 | struct brcmf_fil_wowl_pattern_le *filter; | |
3021 | u32 masksize; | |
3022 | u32 patternoffset; | |
3023 | u8 *buf; | |
3024 | u32 bufsize; | |
3025 | s32 ret; | |
3026 | ||
3027 | masksize = (patternsize + 7) / 8; | |
3028 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
3029 | ||
3030 | bufsize = sizeof(*filter) + patternsize + masksize; | |
3031 | buf = kzalloc(bufsize, GFP_KERNEL); | |
3032 | if (!buf) | |
3033 | return -ENOMEM; | |
3034 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
3035 | ||
3036 | memcpy(filter->cmd, cmd, 4); | |
3037 | filter->masksize = cpu_to_le32(masksize); | |
3038 | filter->offset = cpu_to_le32(packet_offset); | |
3039 | filter->patternoffset = cpu_to_le32(patternoffset); | |
3040 | filter->patternsize = cpu_to_le32(patternsize); | |
3041 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
3042 | ||
3043 | if ((mask) && (masksize)) | |
3044 | memcpy(buf + sizeof(*filter), mask, masksize); | |
3045 | if ((pattern) && (patternsize)) | |
3046 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
3047 | ||
3048 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
3049 | ||
3050 | kfree(buf); | |
3051 | return ret; | |
3052 | } | |
3053 | ||
aeb64225 HM |
3054 | #ifdef CONFIG_PM |
3055 | ||
3056 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3057 | { | |
3058 | struct brcmf_wowl_wakeind_le wake_ind_le; | |
3059 | struct cfg80211_wowlan_wakeup wakeup_data; | |
3060 | struct cfg80211_wowlan_wakeup *wakeup; | |
3061 | u32 wakeind; | |
3062 | s32 err; | |
3063 | ||
3064 | err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le, | |
3065 | sizeof(wake_ind_le)); | |
3066 | if (!err) { | |
3067 | brcmf_err("Get wowl_wakeind failed, err = %d\n", err); | |
3068 | return; | |
3069 | } | |
3070 | ||
3071 | wakeind = le32_to_cpu(wake_ind_le.ucode_wakeind); | |
3072 | if (wakeind & (BRCMF_WOWL_MAGIC | BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | | |
3073 | BRCMF_WOWL_RETR | BRCMF_WOWL_NET)) { | |
3074 | wakeup = &wakeup_data; | |
3075 | memset(&wakeup_data, 0, sizeof(wakeup_data)); | |
3076 | wakeup_data.pattern_idx = -1; | |
3077 | ||
3078 | if (wakeind & BRCMF_WOWL_MAGIC) { | |
3079 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_MAGIC\n"); | |
3080 | wakeup_data.magic_pkt = true; | |
3081 | } | |
3082 | if (wakeind & BRCMF_WOWL_DIS) { | |
3083 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_DIS\n"); | |
3084 | wakeup_data.disconnect = true; | |
3085 | } | |
3086 | if (wakeind & BRCMF_WOWL_BCN) { | |
3087 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_BCN\n"); | |
3088 | wakeup_data.disconnect = true; | |
3089 | } | |
3090 | if (wakeind & BRCMF_WOWL_RETR) { | |
3091 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_RETR\n"); | |
3092 | wakeup_data.disconnect = true; | |
3093 | } | |
3094 | if (wakeind & BRCMF_WOWL_NET) { | |
3095 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_NET\n"); | |
3096 | /* For now always map to pattern 0, no API to get | |
3097 | * correct information available at the moment. | |
3098 | */ | |
3099 | wakeup_data.pattern_idx = 0; | |
3100 | } | |
3101 | } else { | |
3102 | wakeup = NULL; | |
3103 | } | |
3104 | cfg80211_report_wowlan_wakeup(&ifp->vif->wdev, wakeup, GFP_KERNEL); | |
3105 | } | |
3106 | ||
3107 | #else | |
3108 | ||
3109 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3110 | { | |
3111 | } | |
3112 | ||
3113 | #endif /* CONFIG_PM */ | |
3114 | ||
5b435de0 AS |
3115 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
3116 | { | |
4eb3af7c HM |
3117 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3118 | struct net_device *ndev = cfg_to_ndev(cfg); | |
3119 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3120 | ||
d96b801f | 3121 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3122 | |
4eb3af7c | 3123 | if (cfg->wowl_enabled) { |
aeb64225 HM |
3124 | brcmf_report_wowl_wakeind(wiphy, ifp); |
3125 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); | |
3126 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); | |
b9a82f89 | 3127 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c HM |
3128 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3129 | cfg->pre_wowl_pmmode); | |
4eb3af7c HM |
3130 | cfg->wowl_enabled = false; |
3131 | } | |
5b435de0 AS |
3132 | return 0; |
3133 | } | |
3134 | ||
4eb3af7c HM |
3135 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3136 | struct brcmf_if *ifp, | |
3137 | struct cfg80211_wowlan *wowl) | |
3138 | { | |
3139 | u32 wowl_config; | |
b9a82f89 | 3140 | u32 i; |
4eb3af7c HM |
3141 | |
3142 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3143 | ||
b9a82f89 | 3144 | brcmf_configure_arp_offload(ifp, false); |
4eb3af7c HM |
3145 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); |
3146 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); | |
3147 | ||
3148 | wowl_config = 0; | |
3149 | if (wowl->disconnect) | |
b9a82f89 | 3150 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3151 | if (wowl->magic_pkt) |
b9a82f89 HM |
3152 | wowl_config |= BRCMF_WOWL_MAGIC; |
3153 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3154 | wowl_config |= BRCMF_WOWL_NET; | |
3155 | for (i = 0; i < wowl->n_patterns; i++) { | |
3156 | brcmf_config_wowl_pattern(ifp, "add", | |
3157 | (u8 *)wowl->patterns[i].pattern, | |
3158 | wowl->patterns[i].pattern_len, | |
3159 | (u8 *)wowl->patterns[i].mask, | |
3160 | wowl->patterns[i].pkt_offset); | |
3161 | } | |
3162 | } | |
aeb64225 | 3163 | brcmf_fil_iovar_data_set(ifp, "wowl_wakeind", "clear", strlen("clear")); |
4eb3af7c HM |
3164 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3165 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3166 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3167 | cfg->wowl_enabled = true; | |
3168 | } | |
3169 | ||
5b435de0 | 3170 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3171 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3172 | { |
27a68fe3 AS |
3173 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3174 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3175 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3176 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3177 | |
d96b801f | 3178 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3179 | |
4eb3af7c | 3180 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3181 | * we can do but pray resume goes smoothly. |
5b435de0 | 3182 | */ |
4eb3af7c | 3183 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3184 | goto exit; |
5b435de0 | 3185 | |
7d641072 AS |
3186 | /* end any scanning */ |
3187 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3188 | brcmf_abort_scanning(cfg); |
5b435de0 | 3189 | |
4eb3af7c HM |
3190 | if (wowl == NULL) { |
3191 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3192 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3193 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3194 | continue; | |
3195 | /* While going to suspend if associated with AP | |
3196 | * disassociate from AP to save power while system is | |
3197 | * in suspended state | |
3198 | */ | |
9b7a0ddc | 3199 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3200 | /* Make sure WPA_Supplicant receives all the event |
3201 | * generated due to DISASSOC call to the fw to keep | |
3202 | * the state fw and WPA_Supplicant state consistent | |
3203 | */ | |
3204 | brcmf_delay(500); | |
3205 | } | |
3206 | /* Configure MPC */ | |
3207 | brcmf_set_mpc(ifp, 1); | |
3208 | ||
3209 | } else { | |
3210 | /* Configure WOWL paramaters */ | |
3211 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3212 | } | |
5b435de0 | 3213 | |
7d641072 | 3214 | exit: |
d96b801f | 3215 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3216 | /* clear any scanning activity */ |
3217 | cfg->scan_status = 0; | |
5b435de0 AS |
3218 | return 0; |
3219 | } | |
3220 | ||
5b435de0 AS |
3221 | static __used s32 |
3222 | brcmf_update_pmklist(struct net_device *ndev, | |
3223 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3224 | { | |
3225 | int i, j; | |
c15d789e | 3226 | u32 pmkid_len; |
5b435de0 | 3227 | |
40c8e95a AS |
3228 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3229 | ||
16886735 | 3230 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 3231 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
3232 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
3233 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 3234 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
3235 | brcmf_dbg(CONN, "%02x\n", |
3236 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
3237 | } |
3238 | ||
3239 | if (!err) | |
ac24be6f AS |
3240 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3241 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3242 | |
3243 | return err; | |
3244 | } | |
3245 | ||
3246 | static s32 | |
3247 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3248 | struct cfg80211_pmksa *pmksa) | |
3249 | { | |
27a68fe3 | 3250 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3251 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3252 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 | 3253 | s32 err = 0; |
c15d789e | 3254 | u32 pmkid_len, i; |
5b435de0 | 3255 | |
d96b801f | 3256 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3257 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3258 | return -EIO; |
3259 | ||
40c8e95a AS |
3260 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3261 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3262 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3263 | break; | |
3264 | if (i < WL_NUM_PMKIDS_MAX) { | |
3265 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3266 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3267 | if (i == pmkid_len) { |
3268 | pmkid_len++; | |
3269 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3270 | } | |
5b435de0 AS |
3271 | } else |
3272 | err = -EINVAL; | |
3273 | ||
16886735 AS |
3274 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
3275 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 3276 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3277 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3278 | |
27a68fe3 | 3279 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3280 | |
d96b801f | 3281 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3282 | return err; |
3283 | } | |
3284 | ||
3285 | static s32 | |
3286 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3287 | struct cfg80211_pmksa *pmksa) | |
3288 | { | |
27a68fe3 | 3289 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3290 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3291 | struct pmkid_list pmkid; |
3292 | s32 err = 0; | |
c15d789e | 3293 | u32 pmkid_len, i; |
5b435de0 | 3294 | |
d96b801f | 3295 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3296 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3297 | return -EIO; |
3298 | ||
3299 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3300 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3301 | ||
16886735 AS |
3302 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
3303 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 3304 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3305 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 3306 | |
27a68fe3 | 3307 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3308 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3309 | if (!memcmp |
27a68fe3 | 3310 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3311 | ETH_ALEN)) |
3312 | break; | |
3313 | ||
40c8e95a AS |
3314 | if ((pmkid_len > 0) |
3315 | && (i < pmkid_len)) { | |
27a68fe3 | 3316 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3317 | sizeof(struct pmkid)); |
40c8e95a | 3318 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3319 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3320 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3321 | ETH_ALEN); |
27a68fe3 AS |
3322 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3323 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3324 | WLAN_PMKID_LEN); |
3325 | } | |
27a68fe3 | 3326 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3327 | } else |
3328 | err = -EINVAL; | |
3329 | ||
27a68fe3 | 3330 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3331 | |
d96b801f | 3332 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3333 | return err; |
3334 | ||
3335 | } | |
3336 | ||
3337 | static s32 | |
3338 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3339 | { | |
27a68fe3 | 3340 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3341 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3342 | s32 err = 0; |
3343 | ||
d96b801f | 3344 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3345 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3346 | return -EIO; |
3347 | ||
27a68fe3 AS |
3348 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3349 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 3350 | |
d96b801f | 3351 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3352 | return err; |
3353 | ||
3354 | } | |
3355 | ||
e5806072 AS |
3356 | /* |
3357 | * PFN result doesn't have all the info which are | |
3358 | * required by the supplicant | |
3359 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3360 | * via wl_inform_single_bss in the required format. Escan does require the | |
3361 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3362 | * cfg80211_scan_request one out of the received PNO event. | |
3363 | */ | |
3364 | static s32 | |
1993732e | 3365 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3366 | const struct brcmf_event_msg *e, void *data) |
3367 | { | |
1993732e | 3368 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3369 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3370 | struct cfg80211_scan_request *request = NULL; | |
3371 | struct cfg80211_ssid *ssid = NULL; | |
3372 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3373 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3374 | int err = 0; |
3375 | int channel_req = 0; | |
3376 | int band = 0; | |
3377 | struct brcmf_pno_scanresults_le *pfn_result; | |
3378 | u32 result_count; | |
3379 | u32 status; | |
3380 | ||
4e8a008e | 3381 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3382 | |
5c36b99a | 3383 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3384 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3385 | return 0; |
3386 | } | |
3387 | ||
3388 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3389 | result_count = le32_to_cpu(pfn_result->count); | |
3390 | status = le32_to_cpu(pfn_result->status); | |
3391 | ||
3392 | /* | |
3393 | * PFN event is limited to fit 512 bytes so we may get | |
3394 | * multiple NET_FOUND events. For now place a warning here. | |
3395 | */ | |
3396 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3397 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3398 | if (result_count > 0) { |
3399 | int i; | |
3400 | ||
3401 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3402 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3403 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3404 | if (!request || !ssid || !channel) { |
3405 | err = -ENOMEM; | |
3406 | goto out_err; | |
3407 | } | |
3408 | ||
3409 | request->wiphy = wiphy; | |
3410 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3411 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3412 | ||
3413 | for (i = 0; i < result_count; i++) { | |
3414 | netinfo = &netinfo_start[i]; | |
3415 | if (!netinfo) { | |
57d6e91a AS |
3416 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3417 | i); | |
e5806072 AS |
3418 | err = -EINVAL; |
3419 | goto out_err; | |
3420 | } | |
3421 | ||
4e8a008e AS |
3422 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3423 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3424 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3425 | ssid[i].ssid_len = netinfo->SSID_len; | |
3426 | request->n_ssids++; | |
3427 | ||
3428 | channel_req = netinfo->channel; | |
3429 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3430 | band = NL80211_BAND_2GHZ; | |
3431 | else | |
3432 | band = NL80211_BAND_5GHZ; | |
3433 | channel[i].center_freq = | |
3434 | ieee80211_channel_to_frequency(channel_req, | |
3435 | band); | |
3436 | channel[i].band = band; | |
3437 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3438 | request->channels[i] = &channel[i]; | |
3439 | request->n_channels++; | |
3440 | } | |
3441 | ||
3442 | /* assign parsed ssid array */ | |
3443 | if (request->n_ssids) | |
3444 | request->ssids = &ssid[0]; | |
3445 | ||
c1179033 | 3446 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3447 | /* Abort any on-going scan */ |
27a68fe3 | 3448 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3449 | } |
3450 | ||
c1179033 | 3451 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3452 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3453 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3454 | if (err) { |
c1179033 | 3455 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3456 | goto out_err; |
3457 | } | |
27a68fe3 AS |
3458 | cfg->sched_escan = true; |
3459 | cfg->scan_request = request; | |
e5806072 | 3460 | } else { |
57d6e91a | 3461 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3462 | goto out_err; |
3463 | } | |
3464 | ||
3465 | kfree(ssid); | |
3466 | kfree(channel); | |
3467 | kfree(request); | |
3468 | return 0; | |
3469 | ||
3470 | out_err: | |
3471 | kfree(ssid); | |
3472 | kfree(channel); | |
3473 | kfree(request); | |
3474 | cfg80211_sched_scan_stopped(wiphy); | |
3475 | return err; | |
3476 | } | |
3477 | ||
e5806072 AS |
3478 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3479 | { | |
e5806072 AS |
3480 | int ret; |
3481 | ||
3482 | /* Disable pfn */ | |
ac24be6f | 3483 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3484 | if (ret == 0) { |
3485 | /* clear pfn */ | |
ac24be6f AS |
3486 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3487 | NULL, 0); | |
e5806072 AS |
3488 | } |
3489 | if (ret < 0) | |
57d6e91a | 3490 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3491 | |
3492 | return ret; | |
3493 | } | |
3494 | ||
3495 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3496 | { | |
3497 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3498 | |
3499 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3500 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3501 | ||
3502 | /* set extra pno params */ | |
3503 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3504 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3505 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3506 | ||
3507 | /* set up pno scan fr */ | |
3508 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3509 | ||
ac24be6f AS |
3510 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3511 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3512 | } |
3513 | ||
3514 | static int | |
3515 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3516 | struct net_device *ndev, | |
3517 | struct cfg80211_sched_scan_request *request) | |
3518 | { | |
c1179033 | 3519 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3520 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3521 | struct brcmf_pno_net_param_le pfn; |
3522 | int i; | |
3523 | int ret = 0; | |
3524 | ||
dc7bdbf1 | 3525 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3526 | request->n_match_sets, request->n_ssids); |
c1179033 | 3527 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3528 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3529 | return -EAGAIN; |
3530 | } | |
1687eee2 AS |
3531 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3532 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3533 | cfg->scan_status); | |
3534 | return -EAGAIN; | |
3535 | } | |
e5806072 | 3536 | |
dc7bdbf1 | 3537 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3538 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3539 | request->n_ssids); |
e5806072 AS |
3540 | return -EINVAL; |
3541 | } | |
3542 | ||
3543 | if (request->n_ssids > 0) { | |
3544 | for (i = 0; i < request->n_ssids; i++) { | |
3545 | /* Active scan req for ssids */ | |
4e8a008e AS |
3546 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3547 | request->ssids[i].ssid); | |
e5806072 AS |
3548 | |
3549 | /* | |
3550 | * match_set ssids is a supert set of n_ssid list, | |
3551 | * so we need not add these set seperately. | |
3552 | */ | |
3553 | } | |
3554 | } | |
3555 | ||
3556 | if (request->n_match_sets > 0) { | |
3557 | /* clean up everything */ | |
3558 | ret = brcmf_dev_pno_clean(ndev); | |
3559 | if (ret < 0) { | |
57d6e91a | 3560 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3561 | return ret; |
3562 | } | |
3563 | ||
3564 | /* configure pno */ | |
3565 | ret = brcmf_dev_pno_config(ndev); | |
3566 | if (ret < 0) { | |
57d6e91a | 3567 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3568 | return -EINVAL; |
3569 | } | |
3570 | ||
3571 | /* configure each match set */ | |
3572 | for (i = 0; i < request->n_match_sets; i++) { | |
3573 | struct cfg80211_ssid *ssid; | |
3574 | u32 ssid_len; | |
3575 | ||
3576 | ssid = &request->match_sets[i].ssid; | |
3577 | ssid_len = ssid->ssid_len; | |
3578 | ||
3579 | if (!ssid_len) { | |
57d6e91a | 3580 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3581 | continue; |
3582 | } | |
3583 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3584 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3585 | pfn.wsec = cpu_to_le32(0); | |
3586 | pfn.infra = cpu_to_le32(1); | |
3587 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3588 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3589 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3590 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3591 | sizeof(pfn)); |
4e8a008e AS |
3592 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3593 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3594 | } |
3595 | /* Enable the PNO */ | |
c1179033 | 3596 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3597 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3598 | return -EINVAL; |
3599 | } | |
3600 | } else { | |
3601 | return -EINVAL; | |
3602 | } | |
3603 | ||
3604 | return 0; | |
3605 | } | |
3606 | ||
3607 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3608 | struct net_device *ndev) | |
3609 | { | |
27a68fe3 | 3610 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3611 | |
4e8a008e | 3612 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3613 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3614 | if (cfg->sched_escan) |
a0f472ac | 3615 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3616 | return 0; |
3617 | } | |
e5806072 | 3618 | |
1f170110 | 3619 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3620 | { |
3621 | s32 err; | |
3622 | ||
3623 | /* set auth */ | |
ac24be6f | 3624 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3625 | if (err < 0) { |
57d6e91a | 3626 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3627 | return err; |
3628 | } | |
3629 | /* set wsec */ | |
ac24be6f | 3630 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3631 | if (err < 0) { |
57d6e91a | 3632 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3633 | return err; |
3634 | } | |
3635 | /* set upper-layer auth */ | |
ac24be6f | 3636 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3637 | if (err < 0) { |
57d6e91a | 3638 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3639 | return err; |
3640 | } | |
3641 | ||
3642 | return 0; | |
3643 | } | |
3644 | ||
3645 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3646 | { | |
3647 | if (is_rsn_ie) | |
3648 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3649 | ||
3650 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3651 | } | |
3652 | ||
3653 | static s32 | |
a44aa400 | 3654 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3655 | const struct brcmf_vs_tlv *wpa_ie, |
3656 | bool is_rsn_ie) | |
1a873342 HM |
3657 | { |
3658 | u32 auth = 0; /* d11 open authentication */ | |
3659 | u16 count; | |
3660 | s32 err = 0; | |
3661 | s32 len = 0; | |
3662 | u32 i; | |
3663 | u32 wsec; | |
3664 | u32 pval = 0; | |
3665 | u32 gval = 0; | |
3666 | u32 wpa_auth = 0; | |
3667 | u32 offset; | |
3668 | u8 *data; | |
3669 | u16 rsn_cap; | |
3670 | u32 wme_bss_disable; | |
3671 | ||
d96b801f | 3672 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3673 | if (wpa_ie == NULL) |
3674 | goto exit; | |
3675 | ||
3676 | len = wpa_ie->len + TLV_HDR_LEN; | |
3677 | data = (u8 *)wpa_ie; | |
619c5a9a | 3678 | offset = TLV_HDR_LEN; |
1a873342 HM |
3679 | if (!is_rsn_ie) |
3680 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3681 | else |
3682 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3683 | |
3684 | /* check for multicast cipher suite */ | |
3685 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3686 | err = -EINVAL; | |
57d6e91a | 3687 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3688 | goto exit; |
3689 | } | |
3690 | ||
3691 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3692 | err = -EINVAL; | |
57d6e91a | 3693 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3694 | goto exit; |
3695 | } | |
3696 | offset += TLV_OUI_LEN; | |
3697 | ||
3698 | /* pick up multicast cipher */ | |
3699 | switch (data[offset]) { | |
3700 | case WPA_CIPHER_NONE: | |
3701 | gval = 0; | |
3702 | break; | |
3703 | case WPA_CIPHER_WEP_40: | |
3704 | case WPA_CIPHER_WEP_104: | |
3705 | gval = WEP_ENABLED; | |
3706 | break; | |
3707 | case WPA_CIPHER_TKIP: | |
3708 | gval = TKIP_ENABLED; | |
3709 | break; | |
3710 | case WPA_CIPHER_AES_CCM: | |
3711 | gval = AES_ENABLED; | |
3712 | break; | |
3713 | default: | |
3714 | err = -EINVAL; | |
57d6e91a | 3715 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3716 | goto exit; |
3717 | } | |
3718 | ||
3719 | offset++; | |
3720 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3721 | count = data[offset] + (data[offset + 1] << 8); | |
3722 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3723 | /* Check for unicast suite(s) */ | |
3724 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3725 | err = -EINVAL; | |
57d6e91a | 3726 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3727 | goto exit; |
3728 | } | |
3729 | for (i = 0; i < count; i++) { | |
3730 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3731 | err = -EINVAL; | |
57d6e91a | 3732 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3733 | goto exit; |
3734 | } | |
3735 | offset += TLV_OUI_LEN; | |
3736 | switch (data[offset]) { | |
3737 | case WPA_CIPHER_NONE: | |
3738 | break; | |
3739 | case WPA_CIPHER_WEP_40: | |
3740 | case WPA_CIPHER_WEP_104: | |
3741 | pval |= WEP_ENABLED; | |
3742 | break; | |
3743 | case WPA_CIPHER_TKIP: | |
3744 | pval |= TKIP_ENABLED; | |
3745 | break; | |
3746 | case WPA_CIPHER_AES_CCM: | |
3747 | pval |= AES_ENABLED; | |
3748 | break; | |
3749 | default: | |
57d6e91a | 3750 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3751 | } |
3752 | offset++; | |
3753 | } | |
3754 | /* walk thru auth management suite list and pick up what we recognize */ | |
3755 | count = data[offset] + (data[offset + 1] << 8); | |
3756 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3757 | /* Check for auth key management suite(s) */ | |
3758 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3759 | err = -EINVAL; | |
57d6e91a | 3760 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3761 | goto exit; |
3762 | } | |
3763 | for (i = 0; i < count; i++) { | |
3764 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3765 | err = -EINVAL; | |
57d6e91a | 3766 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3767 | goto exit; |
3768 | } | |
3769 | offset += TLV_OUI_LEN; | |
3770 | switch (data[offset]) { | |
3771 | case RSN_AKM_NONE: | |
d96b801f | 3772 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3773 | wpa_auth |= WPA_AUTH_NONE; |
3774 | break; | |
3775 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3776 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3777 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3778 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3779 | break; | |
3780 | case RSN_AKM_PSK: | |
d96b801f | 3781 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3782 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3783 | (wpa_auth |= WPA_AUTH_PSK); | |
3784 | break; | |
3785 | default: | |
57d6e91a | 3786 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3787 | } |
3788 | offset++; | |
3789 | } | |
3790 | ||
3791 | if (is_rsn_ie) { | |
3792 | wme_bss_disable = 1; | |
3793 | if ((offset + RSN_CAP_LEN) <= len) { | |
3794 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3795 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3796 | wme_bss_disable = 0; | |
3797 | } | |
3798 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3799 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3800 | wme_bss_disable); |
1a873342 | 3801 | if (err < 0) { |
57d6e91a | 3802 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3803 | goto exit; |
3804 | } | |
3805 | } | |
3806 | /* FOR WPS , set SES_OW_ENABLED */ | |
3807 | wsec = (pval | gval | SES_OW_ENABLED); | |
3808 | ||
3809 | /* set auth */ | |
ac24be6f | 3810 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3811 | if (err < 0) { |
57d6e91a | 3812 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3813 | goto exit; |
3814 | } | |
3815 | /* set wsec */ | |
ac24be6f | 3816 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3817 | if (err < 0) { |
57d6e91a | 3818 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3819 | goto exit; |
3820 | } | |
3821 | /* set upper-layer auth */ | |
ac24be6f | 3822 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3823 | if (err < 0) { |
57d6e91a | 3824 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3825 | goto exit; |
3826 | } | |
3827 | ||
3828 | exit: | |
3829 | return err; | |
3830 | } | |
3831 | ||
3832 | static s32 | |
3082b9be | 3833 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3834 | struct parsed_vndr_ies *vndr_ies) |
3835 | { | |
1a873342 HM |
3836 | struct brcmf_vs_tlv *vndrie; |
3837 | struct brcmf_tlv *ie; | |
3838 | struct parsed_vndr_ie_info *parsed_info; | |
3839 | s32 remaining_len; | |
3840 | ||
3841 | remaining_len = (s32)vndr_ie_len; | |
3842 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3843 | ||
3844 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3845 | while (ie) { | |
3846 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3847 | goto next; | |
3848 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3849 | /* len should be bigger than OUI length + one */ | |
3850 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3851 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3852 | vndrie->len); | |
1a873342 HM |
3853 | goto next; |
3854 | } | |
3855 | /* if wpa or wme ie, do not add ie */ | |
3856 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3857 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3858 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3859 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3860 | goto next; |
3861 | } | |
3862 | ||
3863 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3864 | ||
3865 | /* save vndr ie information */ | |
3866 | parsed_info->ie_ptr = (char *)vndrie; | |
3867 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3868 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3869 | ||
3870 | vndr_ies->count++; | |
3871 | ||
d96b801f AS |
3872 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3873 | parsed_info->vndrie.oui[0], | |
3874 | parsed_info->vndrie.oui[1], | |
3875 | parsed_info->vndrie.oui[2], | |
3876 | parsed_info->vndrie.oui_type); | |
1a873342 | 3877 | |
9f440b7b | 3878 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3879 | break; |
3880 | next: | |
b41fc3d7 HM |
3881 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3882 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3883 | ie = NULL; |
3884 | else | |
b41fc3d7 HM |
3885 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3886 | TLV_HDR_LEN); | |
1a873342 | 3887 | } |
12f32370 | 3888 | return 0; |
1a873342 HM |
3889 | } |
3890 | ||
3891 | static u32 | |
3892 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3893 | { | |
3894 | ||
1a873342 HM |
3895 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
3896 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3897 | ||
362126cd | 3898 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 3899 | |
362126cd | 3900 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
3901 | |
3902 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3903 | ||
3904 | return ie_len + VNDR_IE_HDR_SIZE; | |
3905 | } | |
3906 | ||
1332e26e AS |
3907 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3908 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3909 | { |
1332e26e AS |
3910 | struct brcmf_if *ifp; |
3911 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3912 | s32 err = 0; |
3913 | u8 *iovar_ie_buf; | |
3914 | u8 *curr_ie_buf; | |
3915 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3916 | int mgmt_ie_buf_len; |
81118d16 | 3917 | u32 *mgmt_ie_len; |
1a873342 HM |
3918 | u32 del_add_ie_buf_len = 0; |
3919 | u32 total_ie_buf_len = 0; | |
3920 | u32 parsed_ie_buf_len = 0; | |
3921 | struct parsed_vndr_ies old_vndr_ies; | |
3922 | struct parsed_vndr_ies new_vndr_ies; | |
3923 | struct parsed_vndr_ie_info *vndrie_info; | |
3924 | s32 i; | |
3925 | u8 *ptr; | |
3e4f319d | 3926 | int remained_buf_len; |
1a873342 | 3927 | |
1332e26e AS |
3928 | if (!vif) |
3929 | return -ENODEV; | |
3930 | ifp = vif->ifp; | |
3931 | saved_ie = &vif->saved_ie; | |
3932 | ||
37a869ec HM |
3933 | brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx, |
3934 | pktflag); | |
1a873342 HM |
3935 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3936 | if (!iovar_ie_buf) | |
3937 | return -ENOMEM; | |
3938 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3939 | switch (pktflag) { |
3940 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3941 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3942 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3943 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3944 | break; | |
3945 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3946 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3947 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3948 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3949 | break; | |
3950 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3951 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3952 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3953 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3954 | break; | |
3955 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3956 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3957 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3958 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3959 | break; | |
3960 | default: | |
3961 | err = -EPERM; | |
3962 | brcmf_err("not suitable type\n"); | |
3963 | goto exit; | |
1a873342 HM |
3964 | } |
3965 | ||
3966 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3967 | err = -ENOMEM; | |
57d6e91a | 3968 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3969 | goto exit; |
3970 | } | |
3971 | ||
3972 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3973 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3974 | ptr = curr_ie_buf; | |
3975 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3976 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3977 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3978 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3979 | vndrie_info->ie_len); | |
3980 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3981 | } | |
3982 | } | |
3983 | ||
b41fc3d7 | 3984 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3985 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3986 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3987 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3988 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3989 | goto exit; |
3990 | } | |
3991 | ||
3992 | /* parse old vndr_ie */ | |
3993 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3994 | ||
3995 | /* make a command to delete old ie */ | |
3996 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3997 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3998 | ||
d96b801f AS |
3999 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
4000 | vndrie_info->vndrie.id, | |
4001 | vndrie_info->vndrie.len, | |
4002 | vndrie_info->vndrie.oui[0], | |
4003 | vndrie_info->vndrie.oui[1], | |
4004 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4005 | |
4006 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4007 | vndrie_info->ie_ptr, | |
4008 | vndrie_info->ie_len, | |
4009 | "del"); | |
4010 | curr_ie_buf += del_add_ie_buf_len; | |
4011 | total_ie_buf_len += del_add_ie_buf_len; | |
4012 | } | |
4013 | } | |
4014 | ||
4015 | *mgmt_ie_len = 0; | |
4016 | /* Add if there is any extra IE */ | |
4017 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
4018 | ptr = mgmt_ie_buf; | |
4019 | ||
4020 | remained_buf_len = mgmt_ie_buf_len; | |
4021 | ||
4022 | /* make a command to add new ie */ | |
4023 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4024 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4025 | ||
b41fc3d7 HM |
4026 | /* verify remained buf size before copy data */ |
4027 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
4028 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
4029 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
4030 | remained_buf_len); | |
b41fc3d7 HM |
4031 | break; |
4032 | } | |
4033 | remained_buf_len -= (vndrie_info->ie_len + | |
4034 | VNDR_IE_VSIE_OFFSET); | |
4035 | ||
d96b801f AS |
4036 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
4037 | vndrie_info->vndrie.id, | |
4038 | vndrie_info->vndrie.len, | |
4039 | vndrie_info->vndrie.oui[0], | |
4040 | vndrie_info->vndrie.oui[1], | |
4041 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4042 | |
4043 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4044 | vndrie_info->ie_ptr, | |
4045 | vndrie_info->ie_len, | |
4046 | "add"); | |
1a873342 HM |
4047 | |
4048 | /* save the parsed IE in wl struct */ | |
4049 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
4050 | vndrie_info->ie_len); | |
4051 | *mgmt_ie_len += vndrie_info->ie_len; | |
4052 | ||
4053 | curr_ie_buf += del_add_ie_buf_len; | |
4054 | total_ie_buf_len += del_add_ie_buf_len; | |
4055 | } | |
4056 | } | |
4057 | if (total_ie_buf_len) { | |
c1179033 | 4058 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 4059 | total_ie_buf_len); |
1a873342 | 4060 | if (err) |
57d6e91a | 4061 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
4062 | } |
4063 | ||
4064 | exit: | |
4065 | kfree(iovar_ie_buf); | |
4066 | return err; | |
4067 | } | |
4068 | ||
5f4f9f11 AS |
4069 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
4070 | { | |
4071 | s32 pktflags[] = { | |
4072 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
4073 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4074 | BRCMF_VNDR_IE_BEACON_FLAG | |
4075 | }; | |
4076 | int i; | |
4077 | ||
4078 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
4079 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
4080 | ||
4081 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
4082 | return 0; | |
4083 | } | |
4084 | ||
a0f07959 HM |
4085 | static s32 |
4086 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
4087 | struct cfg80211_beacon_data *beacon) | |
4088 | { | |
4089 | s32 err; | |
4090 | ||
4091 | /* Set Beacon IEs to FW */ | |
4092 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
4093 | beacon->tail, beacon->tail_len); | |
4094 | if (err) { | |
4095 | brcmf_err("Set Beacon IE Failed\n"); | |
4096 | return err; | |
4097 | } | |
4098 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
4099 | ||
4100 | /* Set Probe Response IEs to FW */ | |
4101 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4102 | beacon->proberesp_ies, | |
4103 | beacon->proberesp_ies_len); | |
4104 | if (err) | |
4105 | brcmf_err("Set Probe Resp IE Failed\n"); | |
4106 | else | |
4107 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
4108 | ||
4109 | return err; | |
4110 | } | |
4111 | ||
1a873342 HM |
4112 | static s32 |
4113 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
4114 | struct cfg80211_ap_settings *settings) | |
4115 | { | |
4116 | s32 ie_offset; | |
1c9d30cf | 4117 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 4118 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 4119 | const struct brcmf_tlv *ssid_ie; |
98027769 | 4120 | const struct brcmf_tlv *country_ie; |
1a873342 | 4121 | struct brcmf_ssid_le ssid_le; |
1a873342 | 4122 | s32 err = -EPERM; |
4b5800fe JB |
4123 | const struct brcmf_tlv *rsn_ie; |
4124 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4125 | struct brcmf_join_params join_params; |
a0f07959 HM |
4126 | enum nl80211_iftype dev_role; |
4127 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 4128 | u16 chanspec; |
a44aa400 | 4129 | bool mbss; |
98027769 | 4130 | int is_11d; |
1a873342 | 4131 | |
06c01585 AS |
4132 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4133 | settings->chandef.chan->hw_value, | |
4134 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4135 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4136 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4137 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4138 | settings->inactivity_timeout); | |
426d0a56 | 4139 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4140 | mbss = ifp->vif->mbss; |
1a873342 | 4141 | |
98027769 AS |
4142 | /* store current 11d setting */ |
4143 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4144 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4145 | settings->beacon.tail_len, | |
4146 | WLAN_EID_COUNTRY); | |
4147 | is_11d = country_ie ? 1 : 0; | |
4148 | ||
1a873342 HM |
4149 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4150 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4151 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4152 | ssid_ie = brcmf_parse_tlvs( | |
4153 | (u8 *)&settings->beacon.head[ie_offset], | |
4154 | settings->beacon.head_len - ie_offset, | |
4155 | WLAN_EID_SSID); | |
4156 | if (!ssid_ie) | |
4157 | return -EINVAL; | |
4158 | ||
4159 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4160 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4161 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4162 | } else { |
4163 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4164 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4165 | } | |
4166 | ||
a44aa400 HM |
4167 | if (!mbss) { |
4168 | brcmf_set_mpc(ifp, 0); | |
4169 | brcmf_configure_arp_offload(ifp, false); | |
4170 | } | |
1a873342 HM |
4171 | |
4172 | /* find the RSN_IE */ | |
4173 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4174 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4175 | ||
4176 | /* find the WPA_IE */ | |
4177 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4178 | settings->beacon.tail_len); | |
4179 | ||
1a873342 | 4180 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4181 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4182 | if (wpa_ie != NULL) { |
4183 | /* WPA IE */ | |
a44aa400 | 4184 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4185 | if (err < 0) |
4186 | goto exit; | |
1a873342 | 4187 | } else { |
a44aa400 HM |
4188 | struct brcmf_vs_tlv *tmp_ie; |
4189 | ||
4190 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4191 | ||
1a873342 | 4192 | /* RSN IE */ |
a44aa400 | 4193 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4194 | if (err < 0) |
4195 | goto exit; | |
1a873342 | 4196 | } |
1a873342 | 4197 | } else { |
d96b801f | 4198 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4199 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4200 | } |
1a873342 | 4201 | |
a0f07959 | 4202 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4203 | |
a44aa400 HM |
4204 | if (!mbss) { |
4205 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4206 | &settings->chandef); | |
4207 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4208 | if (err < 0) { |
a44aa400 HM |
4209 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4210 | chanspec, err); | |
1a873342 HM |
4211 | goto exit; |
4212 | } | |
a44aa400 | 4213 | |
98027769 AS |
4214 | if (is_11d != ifp->vif->is_11d) { |
4215 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4216 | is_11d); | |
4217 | if (err < 0) { | |
4218 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4219 | goto exit; | |
4220 | } | |
4221 | } | |
a44aa400 HM |
4222 | if (settings->beacon_interval) { |
4223 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4224 | settings->beacon_interval); | |
4225 | if (err < 0) { | |
4226 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4227 | err); | |
4228 | goto exit; | |
4229 | } | |
4230 | } | |
4231 | if (settings->dtim_period) { | |
4232 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4233 | settings->dtim_period); | |
4234 | if (err < 0) { | |
4235 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4236 | goto exit; | |
4237 | } | |
1a873342 | 4238 | } |
a0f07959 | 4239 | |
8abffd81 HM |
4240 | if ((dev_role == NL80211_IFTYPE_AP) && |
4241 | ((ifp->ifidx == 0) || | |
4242 | !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) { | |
a44aa400 HM |
4243 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
4244 | if (err < 0) { | |
4245 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4246 | goto exit; | |
4247 | } | |
4248 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4249 | } | |
4250 | ||
4251 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4252 | if (err < 0) { |
a44aa400 | 4253 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4254 | goto exit; |
4255 | } | |
98027769 AS |
4256 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4257 | /* Multiple-BSS should use same 11d configuration */ | |
4258 | err = -EINVAL; | |
4259 | goto exit; | |
1a873342 | 4260 | } |
a0f07959 | 4261 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4262 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4263 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4264 | ||
a0f07959 HM |
4265 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4266 | if (err < 0) { | |
4267 | brcmf_err("setting AP mode failed %d\n", err); | |
4268 | goto exit; | |
4269 | } | |
4270 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4271 | if (err < 0) { | |
4272 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4273 | goto exit; | |
4274 | } | |
118eb304 HM |
4275 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4276 | * them if they were set. | |
4277 | */ | |
4278 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4279 | |
4280 | memset(&join_params, 0, sizeof(join_params)); | |
4281 | /* join parameters starts with ssid */ | |
4282 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4283 | /* create softap */ | |
4284 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4285 | &join_params, sizeof(join_params)); | |
4286 | if (err < 0) { | |
4287 | brcmf_err("SET SSID error (%d)\n", err); | |
4288 | goto exit; | |
4289 | } | |
4290 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4291 | } else { | |
4292 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4293 | sizeof(ssid_le)); | |
4294 | if (err < 0) { | |
4295 | brcmf_err("setting ssid failed %d\n", err); | |
4296 | goto exit; | |
4297 | } | |
37a869ec | 4298 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
a0f07959 HM |
4299 | bss_enable.enable = cpu_to_le32(1); |
4300 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4301 | sizeof(bss_enable)); | |
4302 | if (err < 0) { | |
4303 | brcmf_err("bss_enable config failed %d\n", err); | |
4304 | goto exit; | |
4305 | } | |
4306 | ||
4307 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4308 | } | |
c1179033 | 4309 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4310 | brcmf_net_setcarrier(ifp, true); |
1a873342 HM |
4311 | |
4312 | exit: | |
a44aa400 | 4313 | if ((err) && (!mbss)) { |
f96aa07e | 4314 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4315 | brcmf_configure_arp_offload(ifp, true); |
4316 | } | |
1a873342 HM |
4317 | return err; |
4318 | } | |
4319 | ||
4320 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4321 | { | |
c1179033 | 4322 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4323 | s32 err; |
426d0a56 | 4324 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4325 | struct brcmf_join_params join_params; |
1a873342 | 4326 | |
d96b801f | 4327 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4328 | |
426d0a56 | 4329 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4330 | /* Due to most likely deauths outstanding we sleep */ |
4331 | /* first to make sure they get processed by fw. */ | |
4332 | msleep(400); | |
5c33a942 | 4333 | |
a44aa400 HM |
4334 | if (ifp->vif->mbss) { |
4335 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4336 | return err; | |
4337 | } | |
4338 | ||
5c33a942 HM |
4339 | memset(&join_params, 0, sizeof(join_params)); |
4340 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4341 | &join_params, sizeof(join_params)); | |
4342 | if (err < 0) | |
4343 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4344 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4345 | if (err < 0) |
a44aa400 | 4346 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4347 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4348 | if (err < 0) | |
4349 | brcmf_err("setting AP mode failed %d\n", err); | |
4350 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4351 | if (err < 0) | |
4352 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4353 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4354 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4355 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4356 | ifp->vif->is_11d); | |
4357 | if (err < 0) | |
4358 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4359 | err); | |
a44aa400 HM |
4360 | /* Bring device back up so it can be used again */ |
4361 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4362 | if (err < 0) | |
4363 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 | 4364 | } else { |
37a869ec | 4365 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
426d0a56 HM |
4366 | bss_enable.enable = cpu_to_le32(0); |
4367 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4368 | sizeof(bss_enable)); | |
4369 | if (err < 0) | |
4370 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4371 | } |
f96aa07e | 4372 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4373 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 | 4374 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4375 | brcmf_net_setcarrier(ifp, false); |
426d0a56 | 4376 | |
1a873342 HM |
4377 | return err; |
4378 | } | |
4379 | ||
a0f07959 HM |
4380 | static s32 |
4381 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4382 | struct cfg80211_beacon_data *info) | |
4383 | { | |
a0f07959 HM |
4384 | struct brcmf_if *ifp = netdev_priv(ndev); |
4385 | s32 err; | |
4386 | ||
4387 | brcmf_dbg(TRACE, "Enter\n"); | |
4388 | ||
a0f07959 HM |
4389 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4390 | ||
4391 | return err; | |
4392 | } | |
4393 | ||
1a873342 HM |
4394 | static int |
4395 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4396 | struct station_del_parameters *params) |
1a873342 | 4397 | { |
a0f07959 | 4398 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4399 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4400 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4401 | s32 err; |
4402 | ||
89c771e5 | 4403 | if (!params->mac) |
1a873342 HM |
4404 | return -EFAULT; |
4405 | ||
89c771e5 | 4406 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4407 | |
a0f07959 HM |
4408 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4409 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4410 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4411 | return -EIO; |
4412 | ||
89c771e5 | 4413 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4414 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4415 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4416 | &scbval, sizeof(scbval)); |
1a873342 | 4417 | if (err) |
57d6e91a | 4418 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4419 | |
d96b801f | 4420 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4421 | return err; |
4422 | } | |
4423 | ||
6b89dcb3 HM |
4424 | static int |
4425 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4426 | const u8 *mac, struct station_parameters *params) | |
4427 | { | |
4428 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4429 | s32 err; | |
4430 | ||
4431 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4432 | params->sta_flags_mask, params->sta_flags_set); | |
4433 | ||
4434 | /* Ignore all 00 MAC */ | |
4435 | if (is_zero_ether_addr(mac)) | |
4436 | return 0; | |
4437 | ||
4438 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4439 | return 0; | |
4440 | ||
4441 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4442 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4443 | (void *)mac, ETH_ALEN); | |
4444 | else | |
4445 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4446 | (void *)mac, ETH_ALEN); | |
4447 | if (err < 0) | |
4448 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4449 | ||
4450 | return err; | |
4451 | } | |
0de8aace HM |
4452 | |
4453 | static void | |
4454 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4455 | struct wireless_dev *wdev, | |
4456 | u16 frame_type, bool reg) | |
4457 | { | |
7fa2e352 | 4458 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4459 | u16 mgmt_type; |
4460 | ||
4461 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4462 | ||
4463 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4464 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4465 | if (reg) |
4466 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4467 | else | |
318a64ce | 4468 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4469 | } |
4470 | ||
4471 | ||
4472 | static int | |
4473 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4474 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4475 | { |
4476 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4477 | struct ieee80211_channel *chan = params->chan; |
4478 | const u8 *buf = params->buf; | |
4479 | size_t len = params->len; | |
0de8aace HM |
4480 | const struct ieee80211_mgmt *mgmt; |
4481 | struct brcmf_cfg80211_vif *vif; | |
4482 | s32 err = 0; | |
4483 | s32 ie_offset; | |
4484 | s32 ie_len; | |
18e2f61d HM |
4485 | struct brcmf_fil_action_frame_le *action_frame; |
4486 | struct brcmf_fil_af_params_le *af_params; | |
4487 | bool ack; | |
4488 | s32 chan_nr; | |
c2ff8cad | 4489 | u32 freq; |
0de8aace HM |
4490 | |
4491 | brcmf_dbg(TRACE, "Enter\n"); | |
4492 | ||
4493 | *cookie = 0; | |
4494 | ||
4495 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4496 | ||
a0f07959 HM |
4497 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4498 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4499 | return -EPERM; | |
4500 | } | |
0de8aace | 4501 | |
c2ff8cad AQ |
4502 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4503 | ||
a0f07959 HM |
4504 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4505 | /* Right now the only reason to get a probe response */ | |
4506 | /* is for p2p listen response or for p2p GO from */ | |
4507 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4508 | /* on primary ndev, while dongle wants it on the p2p */ | |
4509 | /* vif. Since this is only reason for a probe */ | |
4510 | /* response to be sent, the vif is taken from cfg. */ | |
4511 | /* If ever desired to send proberesp for non p2p */ | |
4512 | /* response then data should be checked for */ | |
4513 | /* "DIRECT-". Note in future supplicant will take */ | |
4514 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4515 | /* is not needed anymore. */ | |
4516 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4517 | DOT11_BCN_PRB_FIXED_LEN; | |
4518 | ie_len = len - ie_offset; | |
a0f07959 | 4519 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4520 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4521 | err = brcmf_vif_set_mgmt_ie(vif, |
4522 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4523 | &buf[ie_offset], | |
4524 | ie_len); | |
4525 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4526 | GFP_KERNEL); | |
18e2f61d HM |
4527 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4528 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4529 | if (af_params == NULL) { | |
4530 | brcmf_err("unable to allocate frame\n"); | |
4531 | err = -ENOMEM; | |
4532 | goto exit; | |
4533 | } | |
4534 | action_frame = &af_params->action_frame; | |
4535 | /* Add the packet Id */ | |
4536 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4537 | /* Add BSSID */ | |
4538 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4539 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4540 | /* Add the length exepted for 802.11 header */ | |
4541 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4542 | /* Add the channel. Use the one specified as parameter if any or |
4543 | * the current one (got from the firmware) otherwise | |
4544 | */ | |
4545 | if (chan) | |
4546 | freq = chan->center_freq; | |
4547 | else | |
4548 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4549 | &freq); | |
4550 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4551 | af_params->channel = cpu_to_le32(chan_nr); |
4552 | ||
4553 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4554 | le16_to_cpu(action_frame->len)); | |
4555 | ||
4556 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4557 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4558 | |
7fa2e352 | 4559 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4560 | af_params); |
4561 | ||
4562 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4563 | GFP_KERNEL); | |
4564 | kfree(af_params); | |
a0f07959 HM |
4565 | } else { |
4566 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4567 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4568 | } |
a0f07959 | 4569 | |
18e2f61d | 4570 | exit: |
0de8aace HM |
4571 | return err; |
4572 | } | |
4573 | ||
4574 | ||
4575 | static int | |
4576 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4577 | struct wireless_dev *wdev, | |
4578 | u64 cookie) | |
4579 | { | |
4580 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4581 | struct brcmf_cfg80211_vif *vif; | |
4582 | int err = 0; | |
4583 | ||
4584 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4585 | ||
4586 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4587 | if (vif == NULL) { | |
4588 | brcmf_err("No p2p device available for probe response\n"); | |
4589 | err = -ENODEV; | |
4590 | goto exit; | |
4591 | } | |
4592 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4593 | exit: | |
4594 | return err; | |
4595 | } | |
4596 | ||
61730d4d PH |
4597 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4598 | struct wireless_dev *wdev, | |
4599 | enum nl80211_crit_proto_id proto, | |
4600 | u16 duration) | |
4601 | { | |
4602 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4603 | struct brcmf_cfg80211_vif *vif; | |
4604 | ||
4605 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4606 | ||
4607 | /* only DHCP support for now */ | |
4608 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4609 | return -EINVAL; | |
4610 | ||
4611 | /* suppress and abort scanning */ | |
4612 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4613 | brcmf_abort_scanning(cfg); | |
4614 | ||
4615 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4616 | } | |
4617 | ||
4618 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4619 | struct wireless_dev *wdev) | |
4620 | { | |
4621 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4622 | struct brcmf_cfg80211_vif *vif; | |
4623 | ||
4624 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4625 | ||
4626 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4627 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4628 | } | |
4629 | ||
70b7d94b HM |
4630 | static s32 |
4631 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4632 | const struct brcmf_event_msg *e, void *data) | |
4633 | { | |
4634 | switch (e->reason) { | |
4635 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4636 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4637 | break; | |
4638 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4639 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4640 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4641 | break; | |
4642 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4643 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4644 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4645 | break; | |
4646 | } | |
4647 | ||
4648 | return 0; | |
4649 | } | |
4650 | ||
89c2f382 AS |
4651 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4652 | { | |
4653 | int ret; | |
4654 | ||
4655 | switch (oper) { | |
4656 | case NL80211_TDLS_DISCOVERY_REQ: | |
4657 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4658 | break; | |
4659 | case NL80211_TDLS_SETUP: | |
4660 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4661 | break; | |
4662 | case NL80211_TDLS_TEARDOWN: | |
4663 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4664 | break; | |
4665 | default: | |
4666 | brcmf_err("unsupported operation: %d\n", oper); | |
4667 | ret = -EOPNOTSUPP; | |
4668 | } | |
4669 | return ret; | |
4670 | } | |
4671 | ||
4672 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4673 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4674 | enum nl80211_tdls_operation oper) |
4675 | { | |
4676 | struct brcmf_if *ifp; | |
4677 | struct brcmf_tdls_iovar_le info; | |
4678 | int ret = 0; | |
4679 | ||
4680 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4681 | if (ret < 0) | |
4682 | return ret; | |
4683 | ||
4684 | ifp = netdev_priv(ndev); | |
4685 | memset(&info, 0, sizeof(info)); | |
4686 | info.mode = (u8)ret; | |
4687 | if (peer) | |
4688 | memcpy(info.ea, peer, ETH_ALEN); | |
4689 | ||
4690 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4691 | &info, sizeof(info)); | |
4692 | if (ret < 0) | |
4693 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4694 | ||
4695 | return ret; | |
4696 | } | |
4697 | ||
5b435de0 | 4698 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4699 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4700 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4701 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4702 | .scan = brcmf_cfg80211_scan, | |
4703 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4704 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4705 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4706 | .get_station = brcmf_cfg80211_get_station, | |
bf2a7e04 | 4707 | .dump_station = brcmf_cfg80211_dump_station, |
5b435de0 AS |
4708 | .set_tx_power = brcmf_cfg80211_set_tx_power, |
4709 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4710 | .add_key = brcmf_cfg80211_add_key, | |
4711 | .del_key = brcmf_cfg80211_del_key, | |
4712 | .get_key = brcmf_cfg80211_get_key, | |
4713 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4714 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4715 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4716 | .connect = brcmf_cfg80211_connect, |
4717 | .disconnect = brcmf_cfg80211_disconnect, | |
4718 | .suspend = brcmf_cfg80211_suspend, | |
4719 | .resume = brcmf_cfg80211_resume, | |
4720 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4721 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4722 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4723 | .start_ap = brcmf_cfg80211_start_ap, |
4724 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4725 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4726 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4727 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4728 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4729 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4730 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4731 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4732 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4733 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4734 | .start_p2p_device = brcmf_p2p_start_device, |
4735 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4736 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4737 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4738 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4739 | }; |
4740 | ||
3eacf866 | 4741 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4742 | enum nl80211_iftype type, |
4743 | bool pm_block) | |
3eacf866 | 4744 | { |
a44aa400 | 4745 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4746 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4747 | bool mbss; |
5b435de0 | 4748 | |
33a6b157 | 4749 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4750 | sizeof(*vif)); |
3eacf866 AS |
4751 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4752 | if (!vif) | |
4753 | return ERR_PTR(-ENOMEM); | |
4754 | ||
4755 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4756 | vif->wdev.iftype = type; |
5b435de0 | 4757 | |
3eacf866 AS |
4758 | vif->pm_block = pm_block; |
4759 | vif->roam_off = -1; | |
4760 | ||
6ac4f4ed AS |
4761 | brcmf_init_prof(&vif->profile); |
4762 | ||
a44aa400 HM |
4763 | if (type == NL80211_IFTYPE_AP) { |
4764 | mbss = false; | |
4765 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4766 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4767 | mbss = true; | |
4768 | break; | |
4769 | } | |
4770 | } | |
4771 | vif->mbss = mbss; | |
4772 | } | |
4773 | ||
3eacf866 | 4774 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4775 | return vif; |
5b435de0 AS |
4776 | } |
4777 | ||
427dec5f | 4778 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4779 | { |
3eacf866 | 4780 | list_del(&vif->list); |
3eacf866 | 4781 | kfree(vif); |
5b435de0 AS |
4782 | } |
4783 | ||
9df4d542 AS |
4784 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4785 | { | |
4786 | struct brcmf_cfg80211_vif *vif; | |
4787 | struct brcmf_if *ifp; | |
4788 | ||
4789 | ifp = netdev_priv(ndev); | |
4790 | vif = ifp->vif; | |
4791 | ||
95ef1239 AS |
4792 | if (vif) |
4793 | brcmf_free_vif(vif); | |
9df4d542 AS |
4794 | free_netdev(ndev); |
4795 | } | |
4796 | ||
903e0eee | 4797 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4798 | { |
5c36b99a AS |
4799 | u32 event = e->event_code; |
4800 | u32 status = e->status; | |
5b435de0 AS |
4801 | |
4802 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4803 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4804 | return true; |
4805 | } | |
4806 | ||
4807 | return false; | |
4808 | } | |
4809 | ||
903e0eee | 4810 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4811 | { |
5c36b99a AS |
4812 | u32 event = e->event_code; |
4813 | u16 flags = e->flags; | |
5b435de0 | 4814 | |
68ca395f HM |
4815 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4816 | (event == BRCMF_E_DISASSOC_IND) || | |
4817 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4818 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4819 | return true; |
4820 | } | |
4821 | return false; | |
4822 | } | |
4823 | ||
27a68fe3 | 4824 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4825 | const struct brcmf_event_msg *e) |
4826 | { | |
5c36b99a AS |
4827 | u32 event = e->event_code; |
4828 | u32 status = e->status; | |
5b435de0 AS |
4829 | |
4830 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4831 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4832 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4833 | return true; |
4834 | } | |
4835 | ||
4836 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4837 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4838 | return true; |
4839 | } | |
4840 | ||
4841 | return false; | |
4842 | } | |
4843 | ||
27a68fe3 | 4844 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4845 | { |
27a68fe3 | 4846 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4847 | |
4848 | kfree(conn_info->req_ie); | |
4849 | conn_info->req_ie = NULL; | |
4850 | conn_info->req_ie_len = 0; | |
4851 | kfree(conn_info->resp_ie); | |
4852 | conn_info->resp_ie = NULL; | |
4853 | conn_info->resp_ie_len = 0; | |
4854 | } | |
4855 | ||
89286dc9 HM |
4856 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4857 | struct brcmf_if *ifp) | |
5b435de0 | 4858 | { |
c4e382d2 | 4859 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4860 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4861 | u32 req_len; |
4862 | u32 resp_len; | |
4863 | s32 err = 0; | |
4864 | ||
27a68fe3 | 4865 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4866 | |
ac24be6f AS |
4867 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4868 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4869 | if (err) { |
57d6e91a | 4870 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4871 | return err; |
4872 | } | |
c4e382d2 | 4873 | assoc_info = |
27a68fe3 | 4874 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4875 | req_len = le32_to_cpu(assoc_info->req_len); |
4876 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4877 | if (req_len) { |
ac24be6f | 4878 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4879 | cfg->extra_buf, |
4880 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4881 | if (err) { |
57d6e91a | 4882 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4883 | return err; |
4884 | } | |
4885 | conn_info->req_ie_len = req_len; | |
4886 | conn_info->req_ie = | |
27a68fe3 | 4887 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4888 | GFP_KERNEL); |
4889 | } else { | |
4890 | conn_info->req_ie_len = 0; | |
4891 | conn_info->req_ie = NULL; | |
4892 | } | |
4893 | if (resp_len) { | |
ac24be6f | 4894 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4895 | cfg->extra_buf, |
4896 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4897 | if (err) { |
57d6e91a | 4898 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4899 | return err; |
4900 | } | |
4901 | conn_info->resp_ie_len = resp_len; | |
4902 | conn_info->resp_ie = | |
27a68fe3 | 4903 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4904 | GFP_KERNEL); |
4905 | } else { | |
4906 | conn_info->resp_ie_len = 0; | |
4907 | conn_info->resp_ie = NULL; | |
4908 | } | |
16886735 AS |
4909 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4910 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4911 | |
4912 | return err; | |
4913 | } | |
4914 | ||
4915 | static s32 | |
27a68fe3 | 4916 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4917 | struct net_device *ndev, |
4918 | const struct brcmf_event_msg *e) | |
4919 | { | |
c1179033 AS |
4920 | struct brcmf_if *ifp = netdev_priv(ndev); |
4921 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4922 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4923 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4924 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4925 | struct ieee80211_supported_band *band; |
a180b83b | 4926 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4927 | struct brcmu_chan ch; |
5b435de0 AS |
4928 | u32 freq; |
4929 | s32 err = 0; | |
a180b83b | 4930 | u8 *buf; |
5b435de0 | 4931 | |
d96b801f | 4932 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4933 | |
89286dc9 | 4934 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4935 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4936 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4937 | |
a180b83b FL |
4938 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4939 | if (buf == NULL) { | |
4940 | err = -ENOMEM; | |
4941 | goto done; | |
4942 | } | |
4943 | ||
4944 | /* data sent to dongle has to be little endian */ | |
4945 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4946 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4947 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4948 | |
4949 | if (err) | |
4950 | goto done; | |
5b435de0 | 4951 | |
a180b83b | 4952 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4953 | ch.chspec = le16_to_cpu(bi->chanspec); |
4954 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4955 | |
83cf17aa | 4956 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4957 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4958 | else | |
4959 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4960 | ||
83cf17aa | 4961 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4962 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4963 | ||
a180b83b FL |
4964 | done: |
4965 | kfree(buf); | |
06bb123e | 4966 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4967 | conn_info->req_ie, conn_info->req_ie_len, |
4968 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4969 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4970 | |
c1179033 | 4971 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4972 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4973 | return err; |
4974 | } | |
4975 | ||
4976 | static s32 | |
27a68fe3 | 4977 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4978 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4979 | bool completed) | |
4980 | { | |
c1179033 AS |
4981 | struct brcmf_if *ifp = netdev_priv(ndev); |
4982 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4983 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4984 | |
d96b801f | 4985 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4986 | |
c1179033 AS |
4987 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4988 | &ifp->vif->sme_state)) { | |
5b435de0 | 4989 | if (completed) { |
89286dc9 | 4990 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4991 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4992 | brcmf_update_bss_info(cfg, ifp); |
4993 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4994 | &ifp->vif->sme_state); | |
5b435de0 AS |
4995 | } |
4996 | cfg80211_connect_result(ndev, | |
06bb123e | 4997 | (u8 *)profile->bssid, |
5b435de0 AS |
4998 | conn_info->req_ie, |
4999 | conn_info->req_ie_len, | |
5000 | conn_info->resp_ie, | |
5001 | conn_info->resp_ie_len, | |
5002 | completed ? WLAN_STATUS_SUCCESS : | |
5003 | WLAN_STATUS_AUTH_TIMEOUT, | |
5004 | GFP_KERNEL); | |
16886735 AS |
5005 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
5006 | completed ? "succeeded" : "failed"); | |
5b435de0 | 5007 | } |
d96b801f | 5008 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 5009 | return 0; |
5b435de0 AS |
5010 | } |
5011 | ||
5012 | static s32 | |
27a68fe3 | 5013 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
5014 | struct net_device *ndev, |
5015 | const struct brcmf_event_msg *e, void *data) | |
5016 | { | |
a44aa400 | 5017 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 5018 | static int generation; |
5c36b99a AS |
5019 | u32 event = e->event_code; |
5020 | u32 reason = e->reason; | |
1a873342 HM |
5021 | struct station_info sinfo; |
5022 | ||
16886735 | 5023 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
5024 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
5025 | ndev != cfg_to_ndev(cfg)) { | |
5026 | brcmf_dbg(CONN, "AP mode link down\n"); | |
5027 | complete(&cfg->vif_disabled); | |
a44aa400 | 5028 | if (ifp->vif->mbss) |
ee6e3a34 | 5029 | brcmf_remove_interface(ifp); |
5f4f9f11 AS |
5030 | return 0; |
5031 | } | |
1a873342 | 5032 | |
1a873342 | 5033 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
5034 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
5035 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 5036 | if (!data) { |
57d6e91a | 5037 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
5038 | return -EINVAL; |
5039 | } | |
5040 | sinfo.assoc_req_ies = data; | |
7ee29602 | 5041 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
5042 | generation++; |
5043 | sinfo.generation = generation; | |
7ee29602 | 5044 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
5045 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
5046 | (event == BRCMF_E_DEAUTH_IND) || | |
5047 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 5048 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 5049 | } |
7ee29602 | 5050 | return 0; |
1a873342 HM |
5051 | } |
5052 | ||
5b435de0 | 5053 | static s32 |
1993732e | 5054 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
5055 | const struct brcmf_event_msg *e, void *data) |
5056 | { | |
1993732e AS |
5057 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5058 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 5059 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 5060 | struct ieee80211_channel *chan; |
5b435de0 AS |
5061 | s32 err = 0; |
5062 | ||
8851cce0 HM |
5063 | if ((e->event_code == BRCMF_E_DEAUTH) || |
5064 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
5065 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
5066 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
5067 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5068 | } | |
5069 | ||
967fe2c8 | 5070 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 5071 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 5072 | } else if (brcmf_is_linkup(e)) { |
16886735 | 5073 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 5074 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 5075 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 5076 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 5077 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 5078 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
5079 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5080 | &ifp->vif->sme_state); | |
5081 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5082 | &ifp->vif->sme_state); | |
5b435de0 | 5083 | } else |
27a68fe3 | 5084 | brcmf_bss_connect_done(cfg, ndev, e, true); |
92121e69 | 5085 | brcmf_net_setcarrier(ifp, true); |
903e0eee | 5086 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 5087 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 5088 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 5089 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 5090 | } |
9b7a0ddc | 5091 | brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e)); |
6ac4f4ed | 5092 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
5093 | if (ndev != cfg_to_ndev(cfg)) |
5094 | complete(&cfg->vif_disabled); | |
92121e69 | 5095 | brcmf_net_setcarrier(ifp, false); |
27a68fe3 | 5096 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 5097 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
5098 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5099 | &ifp->vif->sme_state); | |
5b435de0 | 5100 | else |
27a68fe3 | 5101 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
5102 | } |
5103 | ||
5104 | return err; | |
5105 | } | |
5106 | ||
5107 | static s32 | |
1993732e | 5108 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
5109 | const struct brcmf_event_msg *e, void *data) |
5110 | { | |
1993732e | 5111 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
5112 | u32 event = e->event_code; |
5113 | u32 status = e->status; | |
5b435de0 AS |
5114 | |
5115 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 5116 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 5117 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 5118 | else |
1993732e | 5119 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
5120 | } |
5121 | ||
12f32370 | 5122 | return 0; |
5b435de0 AS |
5123 | } |
5124 | ||
5125 | static s32 | |
1993732e | 5126 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
5127 | const struct brcmf_event_msg *e, void *data) |
5128 | { | |
5c36b99a | 5129 | u16 flags = e->flags; |
5b435de0 AS |
5130 | enum nl80211_key_type key_type; |
5131 | ||
5132 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5133 | key_type = NL80211_KEYTYPE_GROUP; | |
5134 | else | |
5135 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5136 | ||
1993732e | 5137 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5138 | NULL, GFP_KERNEL); |
5139 | ||
5140 | return 0; | |
5141 | } | |
5142 | ||
d3c0b633 AS |
5143 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5144 | const struct brcmf_event_msg *e, void *data) | |
5145 | { | |
5146 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5147 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5148 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5149 | struct brcmf_cfg80211_vif *vif; | |
5150 | ||
37a869ec | 5151 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfgidx %u\n", |
d3c0b633 | 5152 | ifevent->action, ifevent->flags, ifevent->ifidx, |
37a869ec | 5153 | ifevent->bsscfgidx); |
d3c0b633 | 5154 | |
d3c0b633 AS |
5155 | mutex_lock(&event->vif_event_lock); |
5156 | event->action = ifevent->action; | |
5157 | vif = event->vif; | |
5158 | ||
5159 | switch (ifevent->action) { | |
5160 | case BRCMF_E_IF_ADD: | |
5161 | /* waiting process may have timed out */ | |
dc4a787c WY |
5162 | if (!cfg->vif_event.vif) { |
5163 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5164 | return -EBADF; |
dc4a787c | 5165 | } |
d3c0b633 AS |
5166 | |
5167 | ifp->vif = vif; | |
5168 | vif->ifp = ifp; | |
01b8e7db AS |
5169 | if (ifp->ndev) { |
5170 | vif->wdev.netdev = ifp->ndev; | |
5171 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5172 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5173 | } | |
d3c0b633 AS |
5174 | mutex_unlock(&event->vif_event_lock); |
5175 | wake_up(&event->vif_wq); | |
4b3a89de | 5176 | return 0; |
d3c0b633 AS |
5177 | |
5178 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5179 | mutex_unlock(&event->vif_event_lock); |
5180 | /* event may not be upon user request */ | |
5181 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5182 | wake_up(&event->vif_wq); | |
5183 | return 0; | |
5184 | ||
7a5c1f64 HM |
5185 | case BRCMF_E_IF_CHANGE: |
5186 | mutex_unlock(&event->vif_event_lock); | |
5187 | wake_up(&event->vif_wq); | |
5188 | return 0; | |
5189 | ||
d3c0b633 AS |
5190 | default: |
5191 | mutex_unlock(&event->vif_event_lock); | |
5192 | break; | |
5193 | } | |
5194 | return -EINVAL; | |
5195 | } | |
5196 | ||
5b435de0 AS |
5197 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5198 | { | |
5b435de0 AS |
5199 | conf->frag_threshold = (u32)-1; |
5200 | conf->rts_threshold = (u32)-1; | |
5201 | conf->retry_short = (u32)-1; | |
5202 | conf->retry_long = (u32)-1; | |
5203 | conf->tx_power = -1; | |
5204 | } | |
5205 | ||
5c36b99a | 5206 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5207 | { |
5c36b99a AS |
5208 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5209 | brcmf_notify_connect_status); | |
5210 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5211 | brcmf_notify_connect_status); | |
5212 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5213 | brcmf_notify_connect_status); | |
5214 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5215 | brcmf_notify_connect_status); | |
5216 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5217 | brcmf_notify_connect_status); | |
5218 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5219 | brcmf_notify_connect_status); | |
5220 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5221 | brcmf_notify_roaming_status); | |
5222 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5223 | brcmf_notify_mic_status); | |
5224 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5225 | brcmf_notify_connect_status); | |
5226 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5227 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5228 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5229 | brcmf_notify_vif_event); | |
0de8aace | 5230 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5231 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5232 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5233 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5234 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5235 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5236 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5237 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5238 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5239 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5240 | } |
5241 | ||
27a68fe3 AS |
5242 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5243 | { | |
27a68fe3 AS |
5244 | kfree(cfg->conf); |
5245 | cfg->conf = NULL; | |
27a68fe3 AS |
5246 | kfree(cfg->escan_ioctl_buf); |
5247 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
5248 | kfree(cfg->extra_buf); |
5249 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
5250 | kfree(cfg->pmk_list); |
5251 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
5252 | } |
5253 | ||
5254 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5255 | { | |
27a68fe3 AS |
5256 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5257 | if (!cfg->conf) | |
5b435de0 | 5258 | goto init_priv_mem_out; |
27a68fe3 AS |
5259 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5260 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5261 | goto init_priv_mem_out; |
27a68fe3 AS |
5262 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5263 | if (!cfg->extra_buf) | |
5b435de0 | 5264 | goto init_priv_mem_out; |
27a68fe3 AS |
5265 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
5266 | if (!cfg->pmk_list) | |
5b435de0 AS |
5267 | goto init_priv_mem_out; |
5268 | ||
5269 | return 0; | |
5270 | ||
5271 | init_priv_mem_out: | |
27a68fe3 | 5272 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5273 | |
5274 | return -ENOMEM; | |
5275 | } | |
5276 | ||
27a68fe3 | 5277 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5278 | { |
5279 | s32 err = 0; | |
5280 | ||
27a68fe3 AS |
5281 | cfg->scan_request = NULL; |
5282 | cfg->pwr_save = true; | |
68ca395f HM |
5283 | cfg->active_scan = true; /* we do active scan per default */ |
5284 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5285 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5286 | if (err) |
5287 | return err; | |
5c36b99a | 5288 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5289 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5290 | brcmf_init_escan(cfg); |
5291 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5292 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5293 | return err; |
5294 | } | |
5295 | ||
27a68fe3 | 5296 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5297 | { |
27a68fe3 | 5298 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5299 | brcmf_abort_scanning(cfg); |
5300 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5301 | } |
5302 | ||
d3c0b633 AS |
5303 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5304 | { | |
5305 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5306 | mutex_init(&event->vif_event_lock); |
5307 | } | |
5308 | ||
5b435de0 | 5309 | static s32 |
68ca395f | 5310 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5311 | { |
5b435de0 | 5312 | s32 err = 0; |
f588bc0c AS |
5313 | __le32 roamtrigger[2]; |
5314 | __le32 roam_delta[2]; | |
5b435de0 AS |
5315 | |
5316 | /* | |
5317 | * Setup timeout if Beacons are lost and roam is | |
5318 | * off to report link down | |
5319 | */ | |
68ca395f | 5320 | if (brcmf_roamoff) { |
ac24be6f | 5321 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5322 | if (err) { |
57d6e91a | 5323 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5324 | goto dongle_rom_out; |
5325 | } | |
5326 | } | |
5327 | ||
5328 | /* | |
5329 | * Enable/Disable built-in roaming to allow supplicant | |
5330 | * to take care of roaming | |
5331 | */ | |
68ca395f HM |
5332 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5333 | brcmf_roamoff ? "Off" : "On"); | |
5334 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5335 | if (err) { |
57d6e91a | 5336 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5337 | goto dongle_rom_out; |
5338 | } | |
5339 | ||
f588bc0c AS |
5340 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5341 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5342 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5343 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5344 | if (err) { |
57d6e91a | 5345 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5346 | goto dongle_rom_out; |
5347 | } | |
5348 | ||
f588bc0c AS |
5349 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5350 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5351 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5352 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5353 | if (err) { |
57d6e91a | 5354 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5355 | goto dongle_rom_out; |
5356 | } | |
5357 | ||
5358 | dongle_rom_out: | |
5359 | return err; | |
5360 | } | |
5361 | ||
5362 | static s32 | |
40a23296 | 5363 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5364 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5365 | { |
5366 | s32 err = 0; | |
5367 | ||
ac24be6f | 5368 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5369 | scan_assoc_time); |
5b435de0 AS |
5370 | if (err) { |
5371 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5372 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5373 | else |
57d6e91a | 5374 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5375 | goto dongle_scantime_out; |
5376 | } | |
ac24be6f | 5377 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5378 | scan_unassoc_time); |
5b435de0 AS |
5379 | if (err) { |
5380 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5381 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5382 | else |
57d6e91a | 5383 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5384 | goto dongle_scantime_out; |
5385 | } | |
5386 | ||
ac24be6f | 5387 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5388 | scan_passive_time); |
5b435de0 AS |
5389 | if (err) { |
5390 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5391 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5392 | else |
57d6e91a | 5393 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5394 | goto dongle_scantime_out; |
5395 | } | |
5396 | ||
5397 | dongle_scantime_out: | |
5398 | return err; | |
5399 | } | |
5400 | ||
b48d8916 AS |
5401 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5402 | struct brcmu_chan *ch) | |
5403 | { | |
5404 | u32 ht40_flag; | |
d48200ba | 5405 | |
b48d8916 AS |
5406 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5407 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5408 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5409 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5410 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5411 | } else { | |
5412 | /* It should be one of | |
5413 | * IEEE80211_CHAN_NO_HT40 or | |
5414 | * IEEE80211_CHAN_NO_HT40PLUS | |
5415 | */ | |
5416 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5417 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5418 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5419 | } | |
5420 | } | |
5421 | ||
5422 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5423 | u32 bw_cap[]) | |
d48200ba HM |
5424 | { |
5425 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5426 | struct ieee80211_supported_band *band; |
5427 | struct ieee80211_channel *channel; | |
5428 | struct wiphy *wiphy; | |
d48200ba | 5429 | struct brcmf_chanspec_list *list; |
83cf17aa | 5430 | struct brcmu_chan ch; |
b48d8916 | 5431 | int err; |
d48200ba HM |
5432 | u8 *pbuf; |
5433 | u32 i, j; | |
5434 | u32 total; | |
b48d8916 | 5435 | u32 chaninfo; |
d48200ba | 5436 | u32 index; |
d48200ba HM |
5437 | |
5438 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5439 | ||
5440 | if (pbuf == NULL) | |
5441 | return -ENOMEM; | |
5442 | ||
5443 | list = (struct brcmf_chanspec_list *)pbuf; | |
5444 | ||
5445 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5446 | BRCMF_DCMD_MEDLEN); | |
5447 | if (err) { | |
5448 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5449 | goto fail_pbuf; |
d48200ba HM |
5450 | } |
5451 | ||
b48d8916 | 5452 | wiphy = cfg_to_wiphy(cfg); |
58de92d2 AS |
5453 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5454 | if (band) | |
5455 | for (i = 0; i < band->n_channels; i++) | |
5456 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
5457 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5458 | if (band) | |
5459 | for (i = 0; i < band->n_channels; i++) | |
5460 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5461 | |
5462 | total = le32_to_cpu(list->count); | |
5463 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5464 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5465 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5466 | |
83cf17aa | 5467 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5468 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5469 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5470 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5471 | } else { |
2375d970 | 5472 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5473 | continue; |
5474 | } | |
58de92d2 AS |
5475 | if (!band) |
5476 | continue; | |
b48d8916 | 5477 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5478 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5479 | continue; |
b48d8916 | 5480 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5481 | ch.bw == BRCMU_CHAN_BW_80) |
5482 | continue; | |
b48d8916 AS |
5483 | |
5484 | channel = band->channels; | |
5485 | index = band->n_channels; | |
5486 | for (j = 0; j < band->n_channels; j++) { | |
5487 | if (channel[j].hw_value == ch.chnum) { | |
5488 | index = j; | |
d48200ba HM |
5489 | break; |
5490 | } | |
5491 | } | |
b48d8916 AS |
5492 | channel[index].center_freq = |
5493 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5494 | channel[index].hw_value = ch.chnum; | |
5495 | ||
5496 | /* assuming the chanspecs order is HT20, | |
5497 | * HT40 upper, HT40 lower, and VHT80. | |
5498 | */ | |
5499 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5500 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5501 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5502 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5503 | } else { | |
58de92d2 AS |
5504 | /* enable the channel and disable other bandwidths |
5505 | * for now as mentioned order assure they are enabled | |
5506 | * for subsequent chanspecs. | |
ee942ecc | 5507 | */ |
b48d8916 AS |
5508 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5509 | IEEE80211_CHAN_NO_80MHZ; | |
5510 | ch.bw = BRCMU_CHAN_BW_20; | |
5511 | cfg->d11inf.encchspec(&ch); | |
5512 | chaninfo = ch.chspec; | |
5513 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5514 | &chaninfo); | |
5515 | if (!err) { | |
5516 | if (chaninfo & WL_CHAN_RADAR) | |
5517 | channel[index].flags |= | |
5518 | (IEEE80211_CHAN_RADAR | | |
5519 | IEEE80211_CHAN_NO_IR); | |
5520 | if (chaninfo & WL_CHAN_PASSIVE) | |
5521 | channel[index].flags |= | |
5522 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5523 | } |
d48200ba HM |
5524 | } |
5525 | } | |
b48d8916 | 5526 | |
b48d8916 | 5527 | fail_pbuf: |
d48200ba HM |
5528 | kfree(pbuf); |
5529 | return err; | |
5530 | } | |
5531 | ||
b48d8916 | 5532 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5533 | { |
b48d8916 AS |
5534 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5535 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5536 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5537 | struct brcmf_chanspec_list *list; |
5538 | u8 *pbuf; | |
aa70b4fa AS |
5539 | u32 val; |
5540 | int err; | |
b48d8916 AS |
5541 | struct brcmu_chan ch; |
5542 | u32 num_chan; | |
5543 | int i, j; | |
aa70b4fa AS |
5544 | |
5545 | /* verify support for bw_cap command */ | |
5546 | val = WLC_BAND_5G; | |
5547 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5548 | ||
5549 | if (!err) { | |
5550 | /* only set 2G bandwidth using bw_cap command */ | |
5551 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5552 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5553 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5554 | sizeof(band_bwcap)); | |
5555 | } else { | |
5556 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5557 | val = WLC_N_BW_40ALL; | |
5558 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5559 | } | |
b48d8916 AS |
5560 | |
5561 | if (!err) { | |
5562 | /* update channel info in 2G band */ | |
5563 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5564 | ||
5565 | if (pbuf == NULL) | |
5566 | return -ENOMEM; | |
5567 | ||
5568 | ch.band = BRCMU_CHAN_BAND_2G; | |
5569 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5570 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5571 | ch.chnum = 0; |
5572 | cfg->d11inf.encchspec(&ch); | |
5573 | ||
5574 | /* pass encoded chanspec in query */ | |
5575 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5576 | ||
5577 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5578 | BRCMF_DCMD_MEDLEN); | |
5579 | if (err) { | |
5580 | brcmf_err("get chanspecs error (%d)\n", err); | |
5581 | kfree(pbuf); | |
5582 | return err; | |
5583 | } | |
5584 | ||
5585 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5586 | list = (struct brcmf_chanspec_list *)pbuf; | |
5587 | num_chan = le32_to_cpu(list->count); | |
5588 | for (i = 0; i < num_chan; i++) { | |
5589 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5590 | cfg->d11inf.decchspec(&ch); | |
5591 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5592 | continue; | |
5593 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5594 | continue; | |
5595 | for (j = 0; j < band->n_channels; j++) { | |
5596 | if (band->channels[j].hw_value == ch.chnum) | |
5597 | break; | |
5598 | } | |
5599 | if (WARN_ON(j == band->n_channels)) | |
5600 | continue; | |
5601 | ||
5602 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5603 | } | |
fac7d2a3 | 5604 | kfree(pbuf); |
b48d8916 | 5605 | } |
aa70b4fa AS |
5606 | return err; |
5607 | } | |
5608 | ||
2375d970 AS |
5609 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5610 | { | |
5611 | u32 band, mimo_bwcap; | |
5612 | int err; | |
5613 | ||
5614 | band = WLC_BAND_2G; | |
5615 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5616 | if (!err) { | |
5617 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5618 | band = WLC_BAND_5G; | |
5619 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5620 | if (!err) { | |
5621 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5622 | return; | |
5623 | } | |
5624 | WARN_ON(1); | |
5625 | return; | |
5626 | } | |
5627 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5628 | mimo_bwcap = 0; | |
5629 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5630 | if (err) | |
5631 | /* assume 20MHz if firmware does not give a clue */ | |
5632 | mimo_bwcap = WLC_N_BW_20ALL; | |
5633 | ||
5634 | switch (mimo_bwcap) { | |
5635 | case WLC_N_BW_40ALL: | |
5636 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5637 | /* fall-thru */ | |
5638 | case WLC_N_BW_20IN2G_40IN5G: | |
5639 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5640 | /* fall-thru */ | |
5641 | case WLC_N_BW_20ALL: | |
5642 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5643 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5644 | break; | |
5645 | default: | |
5646 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5647 | } | |
5648 | } | |
d48200ba | 5649 | |
18d6c535 AS |
5650 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5651 | u32 bw_cap[2], u32 nchain) | |
5652 | { | |
5653 | band->ht_cap.ht_supported = true; | |
5654 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5655 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5656 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5657 | } | |
5658 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5659 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5660 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5661 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5662 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5663 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5664 | } | |
5665 | ||
5666 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5667 | { | |
5668 | u16 mcs_map; | |
5669 | int i; | |
5670 | ||
5671 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5672 | mcs_map = (mcs_map << 2) | supp; | |
5673 | ||
5674 | return cpu_to_le16(mcs_map); | |
5675 | } | |
5676 | ||
5677 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5678 | u32 bw_cap[2], u32 nchain) | |
5679 | { | |
5680 | __le16 mcs_map; | |
5681 | ||
5682 | /* not allowed in 2.4G band */ | |
5683 | if (band->band == IEEE80211_BAND_2GHZ) | |
5684 | return; | |
5685 | ||
5686 | band->vht_cap.vht_supported = true; | |
5687 | /* 80MHz is mandatory */ | |
5688 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5689 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5690 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5691 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5692 | } | |
5693 | /* all support 256-QAM */ | |
5694 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5695 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5696 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5697 | } | |
5698 | ||
b48d8916 | 5699 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5700 | { |
b48d8916 | 5701 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5702 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5703 | u32 nmode = 0; |
5704 | u32 vhtmode = 0; | |
b48d8916 | 5705 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5706 | u32 rxchain; |
5707 | u32 nchain; | |
b48d8916 | 5708 | int err; |
d48200ba | 5709 | s32 i; |
2375d970 | 5710 | struct ieee80211_supported_band *band; |
5b435de0 | 5711 | |
18d6c535 | 5712 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5713 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5714 | if (err) { | |
5715 | brcmf_err("nmode error (%d)\n", err); | |
5716 | } else { | |
2375d970 | 5717 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5718 | } |
18d6c535 AS |
5719 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5720 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5721 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5722 | |
4aca7a18 DK |
5723 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5724 | if (err) { | |
5725 | brcmf_err("rxchain error (%d)\n", err); | |
5726 | nchain = 1; | |
5727 | } else { | |
5728 | for (nchain = 0; rxchain; nchain++) | |
5729 | rxchain = rxchain & (rxchain - 1); | |
5730 | } | |
5731 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5732 | ||
b48d8916 | 5733 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5734 | if (err) { |
b48d8916 | 5735 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5736 | return err; |
5737 | } | |
5738 | ||
b48d8916 AS |
5739 | wiphy = cfg_to_wiphy(cfg); |
5740 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5741 | band = wiphy->bands[i]; | |
5742 | if (band == NULL) | |
2375d970 | 5743 | continue; |
d48200ba | 5744 | |
18d6c535 AS |
5745 | if (nmode) |
5746 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5747 | if (vhtmode) | |
5748 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5749 | } |
5750 | ||
b48d8916 | 5751 | return 0; |
5b435de0 AS |
5752 | } |
5753 | ||
aa70b4fa AS |
5754 | static const struct ieee80211_txrx_stypes |
5755 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5756 | [NL80211_IFTYPE_STATION] = { | |
5757 | .tx = 0xffff, | |
5758 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5759 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5760 | }, | |
5761 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5762 | .tx = 0xffff, | |
5763 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5764 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5765 | }, | |
5766 | [NL80211_IFTYPE_P2P_GO] = { | |
5767 | .tx = 0xffff, | |
5768 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5769 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5770 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5771 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5772 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5773 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5774 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5775 | }, | |
5776 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5777 | .tx = 0xffff, | |
5778 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5779 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5780 | } | |
5781 | }; | |
5782 | ||
0882dda3 AS |
5783 | /** |
5784 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
5785 | * | |
5786 | * @wiphy: wiphy object. | |
5787 | * @ifp: interface object needed for feat module api. | |
5788 | * | |
5789 | * The interface modes and combinations are determined dynamically here | |
5790 | * based on firmware functionality. | |
5791 | * | |
5792 | * no p2p and no mbss: | |
5793 | * | |
5794 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5795 | * | |
5796 | * no p2p and mbss: | |
5797 | * | |
5798 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5799 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5800 | * | |
5801 | * p2p, no mchan, and mbss: | |
5802 | * | |
5803 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
5804 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5805 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5806 | * | |
5807 | * p2p, mchan, and mbss: | |
5808 | * | |
5809 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
5810 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5811 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5812 | */ | |
2e5f66fe PF |
5813 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
5814 | { | |
5815 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
5816 | struct ieee80211_iface_limit *c0_limits = NULL; |
5817 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
5818 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
5819 | bool mbss, p2p; | |
5820 | int i, c, n_combos; | |
5821 | ||
5822 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
5823 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 5824 | |
0882dda3 AS |
5825 | n_combos = 1 + !!p2p + !!mbss; |
5826 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
5827 | if (!combo) |
5828 | goto err; | |
5829 | ||
0882dda3 AS |
5830 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
5831 | if (!c0_limits) | |
2e5f66fe PF |
5832 | goto err; |
5833 | ||
0882dda3 AS |
5834 | if (p2p) { |
5835 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); | |
5836 | if (!p2p_limits) | |
5837 | goto err; | |
5838 | } | |
5839 | ||
5840 | if (mbss) { | |
5841 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
5842 | if (!mbss_limits) | |
5843 | goto err; | |
5844 | } | |
5845 | ||
2e5f66fe PF |
5846 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
5847 | BIT(NL80211_IFTYPE_ADHOC) | | |
5848 | BIT(NL80211_IFTYPE_AP); | |
5849 | ||
0882dda3 AS |
5850 | c = 0; |
5851 | i = 0; | |
5852 | combo[c].num_different_channels = 1; | |
5853 | c0_limits[i].max = 1; | |
5854 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
5855 | if (p2p) { | |
5856 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
5857 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
5858 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
5859 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5860 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
5861 | c0_limits[i].max = 1; |
5862 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5863 | c0_limits[i].max = 1; | |
5864 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5865 | BIT(NL80211_IFTYPE_P2P_GO); | |
5866 | } else { | |
5867 | c0_limits[i].max = 1; | |
5868 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
5869 | } | |
5870 | combo[c].max_interfaces = i; | |
5871 | combo[c].n_limits = i; | |
5872 | combo[c].limits = c0_limits; | |
5873 | ||
5874 | if (p2p) { | |
5875 | c++; | |
5876 | i = 0; | |
5877 | combo[c].num_different_channels = 1; | |
5878 | p2p_limits[i].max = 1; | |
5879 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
5880 | p2p_limits[i].max = 1; | |
5881 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
5882 | p2p_limits[i].max = 1; | |
5883 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
5884 | p2p_limits[i].max = 1; | |
5885 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5886 | combo[c].max_interfaces = i; | |
5887 | combo[c].n_limits = i; | |
5888 | combo[c].limits = p2p_limits; | |
5889 | } | |
5890 | ||
5891 | if (mbss) { | |
5892 | c++; | |
5893 | combo[c].beacon_int_infra_match = true; | |
5894 | combo[c].num_different_channels = 1; | |
5895 | mbss_limits[0].max = 4; | |
5896 | mbss_limits[0].types = BIT(NL80211_IFTYPE_AP); | |
5897 | combo[c].max_interfaces = 4; | |
5898 | combo[c].n_limits = 1; | |
5899 | combo[c].limits = mbss_limits; | |
5900 | } | |
5901 | wiphy->n_iface_combinations = n_combos; | |
2e5f66fe | 5902 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
5903 | return 0; |
5904 | ||
5905 | err: | |
0882dda3 AS |
5906 | kfree(c0_limits); |
5907 | kfree(p2p_limits); | |
5908 | kfree(mbss_limits); | |
2e5f66fe PF |
5909 | kfree(combo); |
5910 | return -ENOMEM; | |
5911 | } | |
5912 | ||
aa70b4fa AS |
5913 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
5914 | { | |
5915 | /* scheduled scan settings */ | |
5916 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5917 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5918 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5919 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5920 | } | |
5921 | ||
4eb3af7c HM |
5922 | #ifdef CONFIG_PM |
5923 | static const struct wiphy_wowlan_support brcmf_wowlan_support = { | |
5924 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, | |
b9a82f89 HM |
5925 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
5926 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
5927 | .pattern_min_len = 1, | |
5928 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
5929 | }; |
5930 | #endif | |
5931 | ||
5932 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy) | |
5933 | { | |
5934 | #ifdef CONFIG_PM | |
5935 | /* wowl settings */ | |
5936 | wiphy->wowlan = &brcmf_wowlan_support; | |
5937 | #endif | |
5938 | } | |
5939 | ||
b48d8916 | 5940 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5941 | { |
e3faa866 | 5942 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 5943 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 5944 | struct ieee80211_supported_band *band; |
50f32e2d | 5945 | u16 max_interfaces = 0; |
58de92d2 AS |
5946 | __le32 bandlist[3]; |
5947 | u32 n_bands; | |
5948 | int err, i; | |
5949 | ||
aa70b4fa AS |
5950 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5951 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5952 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
2e5f66fe PF |
5953 | |
5954 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
5955 | if (err) | |
5956 | return err; | |
5957 | ||
50f32e2d RM |
5958 | for (i = 0, combo = wiphy->iface_combinations; |
5959 | i < wiphy->n_iface_combinations; i++, combo++) { | |
5960 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
5961 | } | |
5962 | ||
5963 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
5964 | i++) { | |
e3faa866 RM |
5965 | u8 *addr = drvr->addresses[i].addr; |
5966 | ||
5967 | memcpy(addr, drvr->mac, ETH_ALEN); | |
5968 | if (i) { | |
5969 | addr[0] |= BIT(1); | |
5970 | addr[ETH_ALEN - 1] ^= i; | |
5971 | } | |
5972 | } | |
5973 | wiphy->addresses = drvr->addresses; | |
5974 | wiphy->n_addresses = i; | |
5975 | ||
aa70b4fa AS |
5976 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5977 | wiphy->cipher_suites = __wl_cipher_suites; | |
5978 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5979 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5980 | WIPHY_FLAG_OFFCHAN_TX | | |
5981 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5982 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5983 | if (!brcmf_roamoff) | |
5984 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5985 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5986 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
5987 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
5988 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5989 | |
5990 | /* vendor commands/events support */ | |
5991 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5992 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5993 | ||
4eb3af7c HM |
5994 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
5995 | brcmf_wiphy_wowl_params(wiphy); | |
5996 | ||
58de92d2 AS |
5997 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
5998 | sizeof(bandlist)); | |
5999 | if (err) { | |
6000 | brcmf_err("could not obtain band info: err=%d\n", err); | |
6001 | return err; | |
6002 | } | |
6003 | /* first entry in bandlist is number of bands */ | |
6004 | n_bands = le32_to_cpu(bandlist[0]); | |
6005 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
6006 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
6007 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
6008 | GFP_KERNEL); | |
6009 | if (!band) | |
6010 | return -ENOMEM; | |
6011 | ||
6012 | band->channels = kmemdup(&__wl_2ghz_channels, | |
6013 | sizeof(__wl_2ghz_channels), | |
6014 | GFP_KERNEL); | |
6015 | if (!band->channels) { | |
6016 | kfree(band); | |
6017 | return -ENOMEM; | |
6018 | } | |
6019 | ||
6020 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
6021 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
6022 | } | |
6023 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
6024 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
6025 | GFP_KERNEL); | |
6026 | if (!band) | |
6027 | return -ENOMEM; | |
6028 | ||
6029 | band->channels = kmemdup(&__wl_5ghz_channels, | |
6030 | sizeof(__wl_5ghz_channels), | |
6031 | GFP_KERNEL); | |
6032 | if (!band->channels) { | |
6033 | kfree(band); | |
6034 | return -ENOMEM; | |
6035 | } | |
6036 | ||
6037 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
6038 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
6039 | } | |
6040 | } | |
6041 | err = brcmf_setup_wiphybands(wiphy); | |
6042 | return err; | |
5b435de0 AS |
6043 | } |
6044 | ||
27a68fe3 | 6045 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
6046 | { |
6047 | struct net_device *ndev; | |
6048 | struct wireless_dev *wdev; | |
40a23296 | 6049 | struct brcmf_if *ifp; |
5b435de0 AS |
6050 | s32 power_mode; |
6051 | s32 err = 0; | |
6052 | ||
27a68fe3 | 6053 | if (cfg->dongle_up) |
5b435de0 AS |
6054 | return err; |
6055 | ||
27a68fe3 | 6056 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 6057 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
6058 | ifp = netdev_priv(ndev); |
6059 | ||
6060 | /* make sure RF is ready for work */ | |
6061 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 6062 | |
40a23296 HM |
6063 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
6064 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 6065 | |
27a68fe3 | 6066 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 6067 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
6068 | if (err) |
6069 | goto default_conf_out; | |
647c9ae0 AS |
6070 | brcmf_dbg(INFO, "power save set to %s\n", |
6071 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 6072 | |
68ca395f | 6073 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
6074 | if (err) |
6075 | goto default_conf_out; | |
5dd161ff FL |
6076 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
6077 | NULL, NULL); | |
40a23296 | 6078 | if (err) |
5b435de0 | 6079 | goto default_conf_out; |
5b435de0 | 6080 | |
b3657453 HM |
6081 | brcmf_configure_arp_offload(ifp, true); |
6082 | ||
27a68fe3 | 6083 | cfg->dongle_up = true; |
40a23296 | 6084 | default_conf_out: |
5b435de0 AS |
6085 | |
6086 | return err; | |
6087 | ||
6088 | } | |
6089 | ||
bdf5ff51 | 6090 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 6091 | { |
c1179033 | 6092 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6093 | |
bdf5ff51 | 6094 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
6095 | } |
6096 | ||
bdf5ff51 | 6097 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 6098 | { |
bdf5ff51 | 6099 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 6100 | |
5b435de0 AS |
6101 | /* |
6102 | * While going down, if associated with AP disassociate | |
6103 | * from AP to save power | |
6104 | */ | |
903e0eee | 6105 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 6106 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
6107 | |
6108 | /* Make sure WPA_Supplicant receives all the event | |
6109 | generated due to DISASSOC call to the fw to keep | |
6110 | the state fw and WPA_Supplicant state consistent | |
6111 | */ | |
6112 | brcmf_delay(500); | |
6113 | } | |
6114 | ||
27a68fe3 | 6115 | brcmf_abort_scanning(cfg); |
c1179033 | 6116 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6117 | |
5b435de0 AS |
6118 | return 0; |
6119 | } | |
6120 | ||
bdf5ff51 | 6121 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 6122 | { |
bdf5ff51 AS |
6123 | struct brcmf_if *ifp = netdev_priv(ndev); |
6124 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6125 | s32 err = 0; |
6126 | ||
27a68fe3 | 6127 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6128 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6129 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6130 | |
6131 | return err; | |
6132 | } | |
6133 | ||
bdf5ff51 | 6134 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6135 | { |
bdf5ff51 AS |
6136 | struct brcmf_if *ifp = netdev_priv(ndev); |
6137 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6138 | s32 err = 0; |
6139 | ||
27a68fe3 | 6140 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6141 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6142 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6143 | |
6144 | return err; | |
6145 | } | |
6146 | ||
a7965fbb AS |
6147 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6148 | { | |
6149 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6150 | ||
6151 | return wdev->iftype; | |
6152 | } | |
6153 | ||
bfe81975 HM |
6154 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6155 | unsigned long state) | |
9f440b7b AS |
6156 | { |
6157 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6158 | |
6159 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6160 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6161 | return true; |
9f440b7b | 6162 | } |
e843bb19 | 6163 | return false; |
9f440b7b | 6164 | } |
d3c0b633 AS |
6165 | |
6166 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6167 | u8 action) | |
6168 | { | |
6169 | u8 evt_action; | |
6170 | ||
6171 | mutex_lock(&event->vif_event_lock); | |
6172 | evt_action = event->action; | |
6173 | mutex_unlock(&event->vif_event_lock); | |
6174 | return evt_action == action; | |
6175 | } | |
6176 | ||
6177 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6178 | struct brcmf_cfg80211_vif *vif) | |
6179 | { | |
6180 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6181 | ||
6182 | mutex_lock(&event->vif_event_lock); | |
6183 | event->vif = vif; | |
6184 | event->action = 0; | |
6185 | mutex_unlock(&event->vif_event_lock); | |
6186 | } | |
6187 | ||
6188 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6189 | { | |
6190 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6191 | bool armed; | |
6192 | ||
6193 | mutex_lock(&event->vif_event_lock); | |
6194 | armed = event->vif != NULL; | |
6195 | mutex_unlock(&event->vif_event_lock); | |
6196 | ||
6197 | return armed; | |
6198 | } | |
6199 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
6200 | u8 action, ulong timeout) | |
6201 | { | |
6202 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6203 | ||
6204 | return wait_event_timeout(event->vif_wq, | |
6205 | vif_event_equals(event, action), timeout); | |
6206 | } | |
6207 | ||
63db1a49 AS |
6208 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6209 | struct regulatory_request *req) | |
6210 | { | |
6211 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6212 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6213 | struct brcmf_fil_country_le ccreq; | |
6214 | int i; | |
6215 | ||
6216 | brcmf_dbg(TRACE, "enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6217 | req->alpha2[0], req->alpha2[1]); | |
6218 | ||
6219 | /* ignore non-ISO3166 country codes */ | |
6220 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6221 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
6222 | brcmf_err("not a ISO3166 code\n"); | |
6223 | return; | |
6224 | } | |
6225 | memset(&ccreq, 0, sizeof(ccreq)); | |
6226 | ccreq.rev = cpu_to_le32(-1); | |
6227 | memcpy(ccreq.ccode, req->alpha2, sizeof(req->alpha2)); | |
8afe0ece AS |
6228 | if (brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq))) { |
6229 | brcmf_err("firmware rejected country setting\n"); | |
6230 | return; | |
6231 | } | |
6232 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6233 | } |
6234 | ||
b48d8916 AS |
6235 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6236 | { | |
0882dda3 AS |
6237 | int i; |
6238 | ||
58de92d2 AS |
6239 | if (!wiphy) |
6240 | return; | |
6241 | ||
0882dda3 AS |
6242 | if (wiphy->iface_combinations) { |
6243 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6244 | kfree(wiphy->iface_combinations[i].limits); | |
6245 | } | |
b48d8916 AS |
6246 | kfree(wiphy->iface_combinations); |
6247 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6248 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6249 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6250 | } | |
6251 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6252 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6253 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6254 | } | |
6255 | wiphy_free(wiphy); | |
6256 | } | |
6257 | ||
ccfd1e81 | 6258 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6259 | struct device *busdev, |
6260 | bool p2pdev_forced) | |
ccfd1e81 | 6261 | { |
46f3b6ee | 6262 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6263 | struct brcmf_cfg80211_info *cfg; |
6264 | struct wiphy *wiphy; | |
6265 | struct brcmf_cfg80211_vif *vif; | |
6266 | struct brcmf_if *ifp; | |
6267 | s32 err = 0; | |
6268 | s32 io_type; | |
b48d8916 | 6269 | u16 *cap = NULL; |
ccfd1e81 AS |
6270 | |
6271 | if (!ndev) { | |
6272 | brcmf_err("ndev is invalid\n"); | |
6273 | return NULL; | |
6274 | } | |
6275 | ||
6276 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6277 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6278 | if (!wiphy) { | |
6279 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6280 | return NULL; |
b48d8916 | 6281 | } |
6896f4fb | 6282 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6283 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6284 | |
6285 | cfg = wiphy_priv(wiphy); | |
6286 | cfg->wiphy = wiphy; | |
6287 | cfg->pub = drvr; | |
6288 | init_vif_event(&cfg->vif_event); | |
6289 | INIT_LIST_HEAD(&cfg->vif_list); | |
6290 | ||
6291 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6292 | if (IS_ERR(vif)) |
6293 | goto wiphy_out; | |
ccfd1e81 AS |
6294 | |
6295 | vif->ifp = ifp; | |
6296 | vif->wdev.netdev = ndev; | |
6297 | ndev->ieee80211_ptr = &vif->wdev; | |
6298 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6299 | ||
6300 | err = wl_init_priv(cfg); | |
6301 | if (err) { | |
6302 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6303 | brcmf_free_vif(vif); |
6304 | goto wiphy_out; | |
ccfd1e81 AS |
6305 | } |
6306 | ifp->vif = vif; | |
6307 | ||
b48d8916 AS |
6308 | /* determine d11 io type before wiphy setup */ |
6309 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6310 | if (err) { |
b48d8916 AS |
6311 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6312 | goto priv_out; | |
ccfd1e81 | 6313 | } |
b48d8916 AS |
6314 | cfg->d11inf.io_type = (u8)io_type; |
6315 | brcmu_d11_attach(&cfg->d11inf); | |
6316 | ||
6317 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6318 | if (err < 0) | |
6319 | goto priv_out; | |
6320 | ||
6321 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6322 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6323 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6324 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6325 | ||
6326 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6327 | * cfg80211 here that we do and have it decide we can enable | |
6328 | * it. But first check if device does support 2G operation. | |
6329 | */ | |
6330 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6331 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6332 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6333 | } | |
6334 | err = wiphy_register(wiphy); | |
6335 | if (err < 0) { | |
6336 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6337 | goto priv_out; | |
ccfd1e81 AS |
6338 | } |
6339 | ||
6340 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6341 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6342 | */ | |
b48d8916 AS |
6343 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6344 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6345 | if (!err) |
6346 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6347 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6348 | else |
6349 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6350 | } |
2b76acdb HM |
6351 | /* p2p might require that "if-events" get processed by fweh. So |
6352 | * activate the already registered event handlers now and activate | |
6353 | * the rest when initialization has completed. drvr->config needs to | |
6354 | * be assigned before activating events. | |
6355 | */ | |
6356 | drvr->config = cfg; | |
6357 | err = brcmf_fweh_activate_events(ifp); | |
6358 | if (err) { | |
6359 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6360 | goto wiphy_unreg_out; | |
6361 | } | |
ccfd1e81 | 6362 | |
ae7c03f6 | 6363 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6364 | if (err) { |
b48d8916 AS |
6365 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6366 | goto wiphy_unreg_out; | |
6367 | } | |
6368 | err = brcmf_btcoex_attach(cfg); | |
6369 | if (err) { | |
6370 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6371 | brcmf_p2p_detach(&cfg->p2p); | |
6372 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6373 | } |
6374 | ||
b48d8916 | 6375 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 6376 | if (err) { |
b48d8916 AS |
6377 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
6378 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
70b7d94b HM |
6379 | } else { |
6380 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6381 | brcmf_notify_tdls_peer_event); | |
ccfd1e81 | 6382 | } |
ccfd1e81 | 6383 | |
2b76acdb HM |
6384 | /* (re-) activate FWEH event handling */ |
6385 | err = brcmf_fweh_activate_events(ifp); | |
6386 | if (err) { | |
6387 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6388 | goto wiphy_unreg_out; | |
6389 | } | |
6390 | ||
ccfd1e81 AS |
6391 | return cfg; |
6392 | ||
b48d8916 AS |
6393 | wiphy_unreg_out: |
6394 | wiphy_unregister(cfg->wiphy); | |
6395 | priv_out: | |
ccfd1e81 | 6396 | wl_deinit_priv(cfg); |
ccfd1e81 | 6397 | brcmf_free_vif(vif); |
2b5d348e | 6398 | ifp->vif = NULL; |
b48d8916 AS |
6399 | wiphy_out: |
6400 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6401 | return NULL; |
6402 | } | |
6403 | ||
6404 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6405 | { | |
6406 | if (!cfg) | |
6407 | return; | |
6408 | ||
ccfd1e81 | 6409 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6410 | wiphy_unregister(cfg->wiphy); |
ccfd1e81 | 6411 | wl_deinit_priv(cfg); |
b48d8916 | 6412 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6413 | } |