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" |
5b435de0 | 41 | |
e5806072 AS |
42 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
43 | #define BRCMF_PNO_VERSION 2 | |
44 | #define BRCMF_PNO_TIME 30 | |
45 | #define BRCMF_PNO_REPEAT 4 | |
46 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
47 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
48 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
49 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
50 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
51 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
52 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
53 | ||
9f440b7b | 54 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 55 | |
1a873342 HM |
56 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
57 | #define WPA_OUI_TYPE 1 | |
58 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
59 | #define WME_OUI_TYPE 2 | |
89286dc9 | 60 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
61 | |
62 | #define VS_IE_FIXED_HDR_LEN 6 | |
63 | #define WPA_IE_VERSION_LEN 2 | |
64 | #define WPA_IE_MIN_OUI_LEN 4 | |
65 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
66 | ||
67 | #define WPA_CIPHER_NONE 0 /* None */ | |
68 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
69 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
70 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
71 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
72 | ||
73 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
74 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
75 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
76 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
77 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
78 | ||
79 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
80 | * string :"add", "del" (+ NUL) | |
81 | */ | |
82 | #define VNDR_IE_COUNT_OFFSET 4 | |
83 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
84 | #define VNDR_IE_VSIE_OFFSET 12 | |
85 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 86 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
87 | |
88 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
89 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 90 | |
89286dc9 HM |
91 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
92 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
93 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
94 | ||
5b435de0 AS |
95 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
96 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
97 | ||
ce81e317 | 98 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 99 | { |
c1179033 | 100 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
101 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
102 | vif->sme_state); | |
5b435de0 AS |
103 | return false; |
104 | } | |
105 | return true; | |
106 | } | |
107 | ||
5b435de0 AS |
108 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
109 | #define RATETAB_ENT(_rateid, _flags) \ | |
110 | { \ | |
111 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
112 | .hw_value = (_rateid), \ | |
113 | .flags = (_flags), \ | |
114 | } | |
115 | ||
116 | static struct ieee80211_rate __wl_rates[] = { | |
117 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
118 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
119 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
120 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
121 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
122 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
124 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
125 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
126 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
128 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
129 | }; | |
130 | ||
131 | #define wl_a_rates (__wl_rates + 4) | |
132 | #define wl_a_rates_size 8 | |
133 | #define wl_g_rates (__wl_rates + 0) | |
134 | #define wl_g_rates_size 12 | |
135 | ||
b48d8916 AS |
136 | /* Band templates duplicated per wiphy. The channel info |
137 | * is filled in after querying the device. | |
138 | */ | |
139 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 140 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
141 | .bitrates = wl_g_rates, |
142 | .n_bitrates = wl_g_rates_size, | |
143 | }; | |
144 | ||
b48d8916 | 145 | static const struct ieee80211_supported_band __wl_band_5ghz_a = { |
5b435de0 | 146 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
147 | .bitrates = wl_a_rates, |
148 | .n_bitrates = wl_a_rates_size, | |
149 | }; | |
150 | ||
d48200ba HM |
151 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
152 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
153 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
154 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
155 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
156 | * domain are to be done here. |
157 | */ | |
158 | static const struct ieee80211_regdomain brcmf_regdom = { | |
159 | .n_reg_rules = 4, | |
160 | .alpha2 = "99", | |
161 | .reg_rules = { | |
162 | /* IEEE 802.11b/g, channels 1..11 */ | |
163 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
164 | /* If any */ | |
165 | /* IEEE 802.11 channel 14 - Only JP enables | |
166 | * this and for 802.11b only | |
167 | */ | |
168 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
169 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 170 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 171 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 172 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
173 | }; |
174 | ||
175 | static const u32 __wl_cipher_suites[] = { | |
176 | WLAN_CIPHER_SUITE_WEP40, | |
177 | WLAN_CIPHER_SUITE_WEP104, | |
178 | WLAN_CIPHER_SUITE_TKIP, | |
179 | WLAN_CIPHER_SUITE_CCMP, | |
180 | WLAN_CIPHER_SUITE_AES_CMAC, | |
181 | }; | |
182 | ||
1a873342 HM |
183 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
184 | struct brcmf_vs_tlv { | |
185 | u8 id; | |
186 | u8 len; | |
187 | u8 oui[3]; | |
188 | u8 oui_type; | |
189 | }; | |
190 | ||
191 | struct parsed_vndr_ie_info { | |
192 | u8 *ie_ptr; | |
193 | u32 ie_len; /* total length including id & length field */ | |
194 | struct brcmf_vs_tlv vndrie; | |
195 | }; | |
196 | ||
197 | struct parsed_vndr_ies { | |
198 | u32 count; | |
9f440b7b | 199 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
200 | }; |
201 | ||
68ca395f HM |
202 | static int brcmf_roamoff; |
203 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
204 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
205 | ||
ef6ac17a AB |
206 | /* Quarter dBm units to mW |
207 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
208 | * Table is offset so the last entry is largest mW value that fits in | |
209 | * a u16. | |
210 | */ | |
211 | ||
212 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
213 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
214 | ||
215 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
216 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
217 | */ | |
218 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
219 | ||
220 | /* Largest mW value that will round down to the last table entry, | |
221 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
222 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
223 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
224 | */ | |
225 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
226 | ||
227 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
228 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
229 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
230 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
231 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
232 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
233 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
234 | }; | |
235 | ||
236 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
237 | { | |
238 | uint factor = 1; | |
239 | int idx = qdbm - QDBM_OFFSET; | |
240 | ||
241 | if (idx >= QDBM_TABLE_LEN) | |
242 | /* clamp to max u16 mW value */ | |
243 | return 0xFFFF; | |
244 | ||
245 | /* scale the qdBm index up to the range of the table 0-40 | |
246 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
247 | */ | |
248 | while (idx < 0) { | |
249 | idx += 40; | |
250 | factor *= 10; | |
251 | } | |
252 | ||
253 | /* return the mW value scaled down to the correct factor of 10, | |
254 | * adding in factor/2 to get proper rounding. | |
255 | */ | |
256 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
257 | } | |
258 | ||
259 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
260 | { | |
261 | u8 qdbm; | |
262 | int offset; | |
263 | uint mw_uint = mw; | |
264 | uint boundary; | |
265 | ||
266 | /* handle boundary case */ | |
267 | if (mw_uint <= 1) | |
268 | return 0; | |
269 | ||
270 | offset = QDBM_OFFSET; | |
271 | ||
272 | /* move mw into the range of the table */ | |
273 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
274 | mw_uint *= 10; | |
275 | offset -= 40; | |
276 | } | |
277 | ||
278 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
279 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
280 | nqdBm_to_mW_map[qdbm]) / 2; | |
281 | if (mw_uint < boundary) | |
282 | break; | |
283 | } | |
284 | ||
285 | qdbm += (u8) offset; | |
286 | ||
287 | return qdbm; | |
288 | } | |
289 | ||
5a394eba AS |
290 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
291 | struct cfg80211_chan_def *ch) | |
600a897d AS |
292 | { |
293 | struct brcmu_chan ch_inf; | |
294 | s32 primary_offset; | |
295 | ||
296 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
297 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
298 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
299 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
300 | switch (ch->width) { | |
301 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 302 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
303 | ch_inf.bw = BRCMU_CHAN_BW_20; |
304 | WARN_ON(primary_offset != 0); | |
305 | break; | |
306 | case NL80211_CHAN_WIDTH_40: | |
307 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
308 | if (primary_offset < 0) | |
309 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
310 | else | |
311 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
312 | break; | |
313 | case NL80211_CHAN_WIDTH_80: | |
314 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
315 | if (primary_offset < 0) { | |
316 | if (primary_offset < -CH_10MHZ_APART) | |
317 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
318 | else | |
319 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
320 | } else { | |
321 | if (primary_offset > CH_10MHZ_APART) | |
322 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
323 | else | |
324 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
325 | } | |
326 | break; | |
0cd75b19 AS |
327 | case NL80211_CHAN_WIDTH_80P80: |
328 | case NL80211_CHAN_WIDTH_160: | |
329 | case NL80211_CHAN_WIDTH_5: | |
330 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
331 | default: |
332 | WARN_ON_ONCE(1); | |
333 | } | |
334 | switch (ch->chan->band) { | |
335 | case IEEE80211_BAND_2GHZ: | |
336 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
337 | break; | |
338 | case IEEE80211_BAND_5GHZ: | |
339 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
340 | break; | |
0cd75b19 | 341 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
342 | default: |
343 | WARN_ON_ONCE(1); | |
344 | } | |
345 | d11inf->encchspec(&ch_inf); | |
346 | ||
347 | return ch_inf.chspec; | |
348 | } | |
349 | ||
83cf17aa FL |
350 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
351 | struct ieee80211_channel *ch) | |
6e186166 | 352 | { |
83cf17aa | 353 | struct brcmu_chan ch_inf; |
6e186166 | 354 | |
83cf17aa FL |
355 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
356 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
357 | d11inf->encchspec(&ch_inf); | |
6e186166 | 358 | |
83cf17aa | 359 | return ch_inf.chspec; |
6e186166 AS |
360 | } |
361 | ||
89286dc9 HM |
362 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
363 | * triples, returning a pointer to the substring whose first element | |
364 | * matches tag | |
365 | */ | |
4b5800fe JB |
366 | const struct brcmf_tlv * |
367 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 368 | { |
4b5800fe JB |
369 | const struct brcmf_tlv *elt = buf; |
370 | int totlen = buflen; | |
89286dc9 HM |
371 | |
372 | /* find tagged parameter */ | |
373 | while (totlen >= TLV_HDR_LEN) { | |
374 | int len = elt->len; | |
375 | ||
376 | /* validate remaining totlen */ | |
377 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
378 | return elt; | |
379 | ||
380 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
381 | totlen -= (len + TLV_HDR_LEN); | |
382 | } | |
383 | ||
384 | return NULL; | |
385 | } | |
386 | ||
387 | /* Is any of the tlvs the expected entry? If | |
388 | * not update the tlvs buffer pointer/length. | |
389 | */ | |
390 | static bool | |
4b5800fe JB |
391 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
392 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
393 | { |
394 | /* If the contents match the OUI and the type */ | |
395 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
396 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
397 | type == ie[TLV_BODY_OFF + oui_len]) { | |
398 | return true; | |
399 | } | |
400 | ||
401 | if (tlvs == NULL) | |
402 | return false; | |
403 | /* point to the next ie */ | |
404 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
405 | /* calculate the length of the rest of the buffer */ | |
406 | *tlvs_len -= (int)(ie - *tlvs); | |
407 | /* update the pointer to the start of the buffer */ | |
408 | *tlvs = ie; | |
409 | ||
410 | return false; | |
411 | } | |
412 | ||
413 | static struct brcmf_vs_tlv * | |
4b5800fe | 414 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 415 | { |
4b5800fe | 416 | const struct brcmf_tlv *ie; |
89286dc9 HM |
417 | |
418 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 419 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
420 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
421 | return (struct brcmf_vs_tlv *)ie; | |
422 | } | |
423 | return NULL; | |
424 | } | |
425 | ||
426 | static struct brcmf_vs_tlv * | |
4b5800fe | 427 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 428 | { |
4b5800fe | 429 | const struct brcmf_tlv *ie; |
89286dc9 HM |
430 | |
431 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
432 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
433 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
434 | return (struct brcmf_vs_tlv *)ie; | |
435 | } | |
436 | return NULL; | |
437 | } | |
438 | ||
439 | ||
5b435de0 AS |
440 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
441 | struct brcmf_wsec_key_le *key_le) | |
442 | { | |
443 | key_le->index = cpu_to_le32(key->index); | |
444 | key_le->len = cpu_to_le32(key->len); | |
445 | key_le->algo = cpu_to_le32(key->algo); | |
446 | key_le->flags = cpu_to_le32(key->flags); | |
447 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
448 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
449 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
450 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
451 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
452 | } | |
453 | ||
f09d0c02 | 454 | static int |
2eaba7e8 | 455 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
456 | { |
457 | int err; | |
458 | struct brcmf_wsec_key_le key_le; | |
459 | ||
460 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 461 | |
81f5dcb8 HM |
462 | brcmf_netdev_wait_pend8021x(ndev); |
463 | ||
ac24be6f | 464 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 465 | sizeof(key_le)); |
f09d0c02 | 466 | |
5b435de0 | 467 | if (err) |
57d6e91a | 468 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
469 | return err; |
470 | } | |
471 | ||
b3657453 HM |
472 | static s32 |
473 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
474 | { | |
475 | s32 err; | |
476 | u32 mode; | |
477 | ||
478 | if (enable) | |
479 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
480 | else | |
481 | mode = 0; | |
482 | ||
483 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
484 | /* is simply not supported and err 0 will be returned */ | |
485 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
486 | if (err) { | |
487 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
488 | mode, err); | |
489 | err = 0; | |
490 | } else { | |
491 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
492 | if (err) { | |
493 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
494 | enable, err); | |
495 | err = 0; | |
496 | } else | |
497 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
498 | enable, mode); | |
499 | } | |
500 | ||
501 | return err; | |
502 | } | |
503 | ||
8851cce0 HM |
504 | static void |
505 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
506 | { | |
8f2b4597 AS |
507 | struct brcmf_cfg80211_vif *vif; |
508 | struct brcmf_if *ifp; | |
509 | ||
510 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
511 | ifp = vif->ifp; | |
8851cce0 HM |
512 | |
513 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
514 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
515 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
516 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
517 | ADDR_DIRECT); | |
518 | else | |
519 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
520 | ADDR_INDIRECT); | |
521 | } | |
522 | ||
a44aa400 HM |
523 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
524 | { | |
525 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
526 | int bsscfgidx; | |
527 | int err; | |
528 | ||
529 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
530 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
531 | if (bsscfgidx < 0) | |
532 | return bsscfgidx; | |
533 | ||
534 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
535 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
536 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
537 | ||
538 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
539 | sizeof(mbss_ssid_le)); | |
540 | if (err < 0) | |
541 | brcmf_err("setting ssid failed %d\n", err); | |
542 | ||
543 | return err; | |
544 | } | |
545 | ||
546 | /** | |
547 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
548 | * | |
549 | * @wiphy: wiphy device of new interface. | |
550 | * @name: name of the new interface. | |
551 | * @flags: not used. | |
552 | * @params: contains mac address for AP device. | |
553 | */ | |
554 | static | |
555 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
556 | u32 *flags, struct vif_params *params) | |
557 | { | |
558 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
559 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
560 | struct brcmf_cfg80211_vif *vif; | |
561 | int err; | |
562 | ||
563 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
564 | return ERR_PTR(-EBUSY); | |
565 | ||
566 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
567 | ||
568 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
569 | if (IS_ERR(vif)) | |
570 | return (struct wireless_dev *)vif; | |
571 | ||
572 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
573 | ||
574 | err = brcmf_cfg80211_request_ap_if(ifp); | |
575 | if (err) { | |
576 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
577 | goto fail; | |
578 | } | |
579 | ||
580 | /* wait for firmware event */ | |
581 | err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_ADD, | |
582 | msecs_to_jiffies(1500)); | |
583 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
584 | if (!err) { | |
585 | brcmf_err("timeout occurred\n"); | |
586 | err = -EIO; | |
587 | goto fail; | |
588 | } | |
589 | ||
590 | /* interface created in firmware */ | |
591 | ifp = vif->ifp; | |
592 | if (!ifp) { | |
593 | brcmf_err("no if pointer provided\n"); | |
594 | err = -ENOENT; | |
595 | goto fail; | |
596 | } | |
597 | ||
598 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
599 | err = brcmf_net_attach(ifp, true); | |
600 | if (err) { | |
601 | brcmf_err("Registering netdevice failed\n"); | |
602 | goto fail; | |
603 | } | |
604 | ||
605 | return &ifp->vif->wdev; | |
606 | ||
607 | fail: | |
608 | brcmf_free_vif(vif); | |
609 | return ERR_PTR(err); | |
610 | } | |
611 | ||
967fe2c8 AS |
612 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
613 | { | |
614 | enum nl80211_iftype iftype; | |
615 | ||
616 | iftype = vif->wdev.iftype; | |
617 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
618 | } | |
619 | ||
620 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
621 | { | |
622 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
623 | } | |
624 | ||
9f440b7b AS |
625 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
626 | const char *name, | |
627 | enum nl80211_iftype type, | |
628 | u32 *flags, | |
629 | struct vif_params *params) | |
630 | { | |
8851cce0 HM |
631 | struct wireless_dev *wdev; |
632 | ||
9f440b7b AS |
633 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
634 | switch (type) { | |
635 | case NL80211_IFTYPE_ADHOC: | |
636 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
637 | case NL80211_IFTYPE_AP_VLAN: |
638 | case NL80211_IFTYPE_WDS: | |
639 | case NL80211_IFTYPE_MONITOR: | |
640 | case NL80211_IFTYPE_MESH_POINT: | |
641 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
642 | case NL80211_IFTYPE_AP: |
643 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
644 | if (!IS_ERR(wdev)) | |
645 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
646 | return wdev; | |
9f440b7b AS |
647 | case NL80211_IFTYPE_P2P_CLIENT: |
648 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 649 | case NL80211_IFTYPE_P2P_DEVICE: |
8851cce0 HM |
650 | wdev = brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
651 | if (!IS_ERR(wdev)) | |
652 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
653 | return wdev; | |
9f440b7b | 654 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
655 | default: |
656 | return ERR_PTR(-EINVAL); | |
657 | } | |
658 | } | |
659 | ||
5e787f75 DK |
660 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
661 | { | |
c08437b4 | 662 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
663 | brcmf_set_mpc(ifp, mpc); |
664 | } | |
665 | ||
f96aa07e | 666 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 667 | { |
5f4f9f11 AS |
668 | s32 err = 0; |
669 | ||
670 | if (check_vif_up(ifp->vif)) { | |
671 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
672 | if (err) { | |
673 | brcmf_err("fail to set mpc\n"); | |
674 | return; | |
675 | } | |
676 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
677 | } | |
678 | } | |
679 | ||
a0f472ac AS |
680 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
681 | struct brcmf_if *ifp, bool aborted, | |
682 | bool fw_abort) | |
5f4f9f11 AS |
683 | { |
684 | struct brcmf_scan_params_le params_le; | |
685 | struct cfg80211_scan_request *scan_request; | |
686 | s32 err = 0; | |
687 | ||
688 | brcmf_dbg(SCAN, "Enter\n"); | |
689 | ||
690 | /* clear scan request, because the FW abort can cause a second call */ | |
691 | /* to this functon and might cause a double cfg80211_scan_done */ | |
692 | scan_request = cfg->scan_request; | |
693 | cfg->scan_request = NULL; | |
694 | ||
695 | if (timer_pending(&cfg->escan_timeout)) | |
696 | del_timer_sync(&cfg->escan_timeout); | |
697 | ||
698 | if (fw_abort) { | |
699 | /* Do a scan abort to stop the driver's scan engine */ | |
700 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
701 | memset(¶ms_le, 0, sizeof(params_le)); | |
702 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
703 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
704 | params_le.scan_type = 0; | |
705 | params_le.channel_num = cpu_to_le32(1); | |
706 | params_le.nprobes = cpu_to_le32(1); | |
707 | params_le.active_time = cpu_to_le32(-1); | |
708 | params_le.passive_time = cpu_to_le32(-1); | |
709 | params_le.home_time = cpu_to_le32(-1); | |
710 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
711 | params_le.channel_list[0] = cpu_to_le16(-1); | |
712 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 713 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
714 | ¶ms_le, sizeof(params_le)); |
715 | if (err) | |
716 | brcmf_err("Scan abort failed\n"); | |
717 | } | |
0f0fe990 | 718 | |
5e787f75 | 719 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 720 | |
5f4f9f11 AS |
721 | /* |
722 | * e-scan can be initiated by scheduled scan | |
723 | * which takes precedence. | |
724 | */ | |
725 | if (cfg->sched_escan) { | |
726 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
727 | cfg->sched_escan = false; | |
728 | if (!aborted) | |
729 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
730 | } else if (scan_request) { |
731 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
732 | aborted ? "Aborted" : "Done"); | |
733 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 734 | } |
6eda4e2c HM |
735 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
736 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
737 | |
738 | return err; | |
739 | } | |
740 | ||
9f440b7b AS |
741 | static |
742 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
743 | { | |
5f4f9f11 AS |
744 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
745 | struct net_device *ndev = wdev->netdev; | |
746 | ||
747 | /* vif event pending in firmware */ | |
748 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
749 | return -EBUSY; | |
750 | ||
751 | if (ndev) { | |
752 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
753 | cfg->escan_info.ifp == netdev_priv(ndev)) |
754 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
755 | true, true); | |
5f4f9f11 AS |
756 | |
757 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
758 | } | |
759 | ||
9f440b7b AS |
760 | switch (wdev->iftype) { |
761 | case NL80211_IFTYPE_ADHOC: | |
762 | case NL80211_IFTYPE_STATION: | |
763 | case NL80211_IFTYPE_AP: | |
764 | case NL80211_IFTYPE_AP_VLAN: | |
765 | case NL80211_IFTYPE_WDS: | |
766 | case NL80211_IFTYPE_MONITOR: | |
767 | case NL80211_IFTYPE_MESH_POINT: | |
768 | return -EOPNOTSUPP; | |
769 | case NL80211_IFTYPE_P2P_CLIENT: | |
770 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 771 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
772 | return brcmf_p2p_del_vif(wiphy, wdev); |
773 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
774 | default: |
775 | return -EINVAL; | |
776 | } | |
777 | return -EOPNOTSUPP; | |
778 | } | |
779 | ||
5b435de0 AS |
780 | static s32 |
781 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
782 | enum nl80211_iftype type, u32 *flags, | |
783 | struct vif_params *params) | |
784 | { | |
7a5c1f64 | 785 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 786 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 787 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 788 | s32 infra = 0; |
1a873342 | 789 | s32 ap = 0; |
5b435de0 AS |
790 | s32 err = 0; |
791 | ||
d96b801f | 792 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
793 | |
794 | switch (type) { | |
795 | case NL80211_IFTYPE_MONITOR: | |
796 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
797 | brcmf_err("type (%d) : currently we do not support this type\n", |
798 | type); | |
5b435de0 AS |
799 | return -EOPNOTSUPP; |
800 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
801 | infra = 0; |
802 | break; | |
803 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
804 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
805 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
806 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
807 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
808 | /* WAR: It is unexpected to get a change of VIF for P2P | |
809 | * IF, but it happens. The request can not be handled | |
810 | * but returning EPERM causes a crash. Returning 0 | |
811 | * without setting ieee80211_ptr->iftype causes trace | |
812 | * (WARN_ON) but it works with wpa_supplicant | |
813 | */ | |
814 | return 0; | |
815 | } | |
5b435de0 AS |
816 | infra = 1; |
817 | break; | |
1a873342 | 818 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 819 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
820 | ap = 1; |
821 | break; | |
5b435de0 AS |
822 | default: |
823 | err = -EINVAL; | |
824 | goto done; | |
825 | } | |
826 | ||
1a873342 | 827 | if (ap) { |
7a5c1f64 HM |
828 | if (type == NL80211_IFTYPE_P2P_GO) { |
829 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
830 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
831 | } | |
832 | if (!err) { | |
833 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
834 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
835 | } | |
5b435de0 | 836 | } else { |
128ce3b6 | 837 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 838 | if (err) { |
57d6e91a | 839 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
840 | err = -EAGAIN; |
841 | goto done; | |
842 | } | |
967fe2c8 | 843 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 844 | "Adhoc" : "Infra"); |
5b435de0 | 845 | } |
1a873342 | 846 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 847 | |
8851cce0 HM |
848 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
849 | ||
5b435de0 | 850 | done: |
d96b801f | 851 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
852 | |
853 | return err; | |
854 | } | |
855 | ||
83cf17aa FL |
856 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
857 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
858 | struct cfg80211_scan_request *request) |
859 | { | |
860 | u32 n_ssids; | |
861 | u32 n_channels; | |
862 | s32 i; | |
863 | s32 offset; | |
029591f3 | 864 | u16 chanspec; |
e756af5b | 865 | char *ptr; |
029591f3 | 866 | struct brcmf_ssid_le ssid_le; |
e756af5b | 867 | |
ba40d166 | 868 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
869 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
870 | params_le->scan_type = 0; | |
871 | params_le->channel_num = 0; | |
872 | params_le->nprobes = cpu_to_le32(-1); | |
873 | params_le->active_time = cpu_to_le32(-1); | |
874 | params_le->passive_time = cpu_to_le32(-1); | |
875 | params_le->home_time = cpu_to_le32(-1); | |
876 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
877 | ||
878 | /* if request is null exit so it will be all channel broadcast scan */ | |
879 | if (!request) | |
880 | return; | |
881 | ||
882 | n_ssids = request->n_ssids; | |
883 | n_channels = request->n_channels; | |
884 | /* Copy channel array if applicable */ | |
4e8a008e AS |
885 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
886 | n_channels); | |
e756af5b HM |
887 | if (n_channels > 0) { |
888 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
889 | chanspec = channel_to_chanspec(&cfg->d11inf, |
890 | request->channels[i]); | |
4e8a008e AS |
891 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
892 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 893 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
894 | } |
895 | } else { | |
4e8a008e | 896 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
897 | } |
898 | /* Copy ssid array if applicable */ | |
4e8a008e | 899 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
900 | if (n_ssids > 0) { |
901 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
902 | n_channels * sizeof(u16); | |
903 | offset = roundup(offset, sizeof(u32)); | |
904 | ptr = (char *)params_le + offset; | |
905 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
906 | memset(&ssid_le, 0, sizeof(ssid_le)); |
907 | ssid_le.SSID_len = | |
908 | cpu_to_le32(request->ssids[i].ssid_len); | |
909 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
910 | request->ssids[i].ssid_len); | |
911 | if (!ssid_le.SSID_len) | |
4e8a008e | 912 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 913 | else |
4e8a008e AS |
914 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
915 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
916 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
917 | ptr += sizeof(ssid_le); | |
e756af5b HM |
918 | } |
919 | } else { | |
4e8a008e | 920 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 921 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
922 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
923 | params_le->ssid_le.SSID, | |
924 | request->ssids->ssid_len); | |
e756af5b HM |
925 | params_le->ssid_le.SSID_len = |
926 | cpu_to_le32(request->ssids->ssid_len); | |
927 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
928 | request->ssids->ssid_len); | |
929 | } | |
930 | } | |
931 | /* Adding mask to channel numbers */ | |
932 | params_le->channel_num = | |
933 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
934 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
935 | } | |
936 | ||
e756af5b | 937 | static s32 |
a0f472ac | 938 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
939 | struct cfg80211_scan_request *request, u16 action) |
940 | { | |
941 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
942 | offsetof(struct brcmf_escan_params_le, params_le); | |
943 | struct brcmf_escan_params_le *params; | |
944 | s32 err = 0; | |
945 | ||
4e8a008e | 946 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
947 | |
948 | if (request != NULL) { | |
949 | /* Allocate space for populating ssids in struct */ | |
950 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
951 | ||
952 | /* Allocate space for populating ssids in struct */ | |
953 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
954 | } | |
955 | ||
956 | params = kzalloc(params_size, GFP_KERNEL); | |
957 | if (!params) { | |
958 | err = -ENOMEM; | |
959 | goto exit; | |
960 | } | |
961 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 962 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
963 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
964 | params->action = cpu_to_le16(action); | |
965 | params->sync_id = cpu_to_le16(0x1234); | |
966 | ||
a0f472ac | 967 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
968 | if (err) { |
969 | if (err == -EBUSY) | |
647c9ae0 | 970 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 971 | else |
57d6e91a | 972 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
973 | } |
974 | ||
975 | kfree(params); | |
976 | exit: | |
977 | return err; | |
978 | } | |
979 | ||
980 | static s32 | |
27a68fe3 | 981 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 982 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
983 | { |
984 | s32 err; | |
81f5dcb8 | 985 | u32 passive_scan; |
e756af5b | 986 | struct brcmf_scan_results *results; |
9f440b7b | 987 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 988 | |
4e8a008e | 989 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 990 | escan->ifp = ifp; |
9f440b7b AS |
991 | escan->wiphy = wiphy; |
992 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 993 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 994 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 995 | passive_scan); |
e756af5b | 996 | if (err) { |
57d6e91a | 997 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
998 | return err; |
999 | } | |
5e787f75 | 1000 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1001 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1002 | results->version = 0; |
1003 | results->count = 0; | |
1004 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1005 | ||
a0f472ac | 1006 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 1007 | if (err) |
5e787f75 | 1008 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1009 | return err; |
1010 | } | |
1011 | ||
1012 | static s32 | |
a0f472ac | 1013 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1014 | struct cfg80211_scan_request *request, |
1015 | struct cfg80211_ssid *this_ssid) | |
1016 | { | |
a0f472ac AS |
1017 | struct brcmf_if *ifp = vif->ifp; |
1018 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1019 | struct cfg80211_ssid *ssids; |
f0799895 | 1020 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 1021 | u32 passive_scan; |
e756af5b HM |
1022 | bool escan_req; |
1023 | bool spec_scan; | |
1024 | s32 err; | |
1025 | u32 SSID_len; | |
1026 | ||
4e8a008e | 1027 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1028 | |
c1179033 | 1029 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1030 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1031 | return -EAGAIN; |
1032 | } | |
c1179033 | 1033 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1034 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1035 | cfg->scan_status); | |
e756af5b HM |
1036 | return -EAGAIN; |
1037 | } | |
1687eee2 AS |
1038 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1039 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1040 | cfg->scan_status); | |
1041 | return -EAGAIN; | |
1042 | } | |
c1179033 | 1043 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1044 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1045 | return -EAGAIN; |
1046 | } | |
1047 | ||
0f8ffe17 | 1048 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1049 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1050 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1051 | |
e756af5b | 1052 | /* Arm scan timeout timer */ |
27a68fe3 | 1053 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
1054 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
1055 | ||
1056 | escan_req = false; | |
1057 | if (request) { | |
1058 | /* scan bss */ | |
1059 | ssids = request->ssids; | |
1060 | escan_req = true; | |
1061 | } else { | |
1062 | /* scan in ibss */ | |
1063 | /* we don't do escan in ibss */ | |
1064 | ssids = this_ssid; | |
1065 | } | |
1066 | ||
27a68fe3 | 1067 | cfg->scan_request = request; |
c1179033 | 1068 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1069 | if (escan_req) { |
9f440b7b | 1070 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1071 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1072 | if (err) |
1073 | goto scan_out; | |
1074 | ||
a0f472ac | 1075 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1076 | if (err) |
e756af5b HM |
1077 | goto scan_out; |
1078 | } else { | |
4e8a008e AS |
1079 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1080 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1081 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1082 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1083 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1084 | spec_scan = false; | |
1085 | if (SSID_len) { | |
1086 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1087 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1088 | spec_scan = true; | |
1089 | } else | |
4e8a008e | 1090 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1091 | |
81f5dcb8 | 1092 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1093 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1094 | passive_scan); |
e756af5b | 1095 | if (err) { |
57d6e91a | 1096 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1097 | goto scan_out; |
1098 | } | |
5e787f75 | 1099 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1100 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1101 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1102 | if (err) { |
1103 | if (err == -EBUSY) | |
647c9ae0 AS |
1104 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1105 | sr->ssid_le.SSID); | |
e756af5b | 1106 | else |
57d6e91a | 1107 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1108 | |
5e787f75 | 1109 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1110 | goto scan_out; |
1111 | } | |
1112 | } | |
1113 | ||
1114 | return 0; | |
1115 | ||
1116 | scan_out: | |
c1179033 | 1117 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1118 | if (timer_pending(&cfg->escan_timeout)) |
1119 | del_timer_sync(&cfg->escan_timeout); | |
1120 | cfg->scan_request = NULL; | |
e756af5b HM |
1121 | return err; |
1122 | } | |
1123 | ||
5b435de0 | 1124 | static s32 |
0abb5f21 | 1125 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1126 | { |
a0f472ac | 1127 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1128 | s32 err = 0; |
1129 | ||
d96b801f | 1130 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1131 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1132 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1133 | return -EIO; |
1134 | ||
a0f472ac | 1135 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1136 | |
5b435de0 | 1137 | if (err) |
57d6e91a | 1138 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1139 | |
d96b801f | 1140 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1141 | return err; |
1142 | } | |
1143 | ||
1144 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1145 | { | |
1146 | s32 err = 0; | |
1147 | ||
ac24be6f AS |
1148 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1149 | rts_threshold); | |
5b435de0 | 1150 | if (err) |
57d6e91a | 1151 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1152 | |
1153 | return err; | |
1154 | } | |
1155 | ||
1156 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1157 | { | |
1158 | s32 err = 0; | |
1159 | ||
ac24be6f AS |
1160 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1161 | frag_threshold); | |
5b435de0 | 1162 | if (err) |
57d6e91a | 1163 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1164 | |
1165 | return err; | |
1166 | } | |
1167 | ||
1168 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1169 | { | |
1170 | s32 err = 0; | |
b87e2c48 | 1171 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1172 | |
ac24be6f | 1173 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1174 | if (err) { |
57d6e91a | 1175 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1176 | return err; |
1177 | } | |
1178 | return err; | |
1179 | } | |
1180 | ||
1181 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1182 | { | |
27a68fe3 AS |
1183 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1184 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1185 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1186 | s32 err = 0; |
1187 | ||
d96b801f | 1188 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1189 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1190 | return -EIO; |
1191 | ||
1192 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1193 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1194 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1195 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1196 | if (!err) |
1197 | goto done; | |
1198 | } | |
1199 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1200 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1201 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1202 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1203 | if (!err) |
1204 | goto done; | |
1205 | } | |
1206 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1207 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1208 | cfg->conf->retry_long = wiphy->retry_long; | |
1209 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1210 | if (!err) |
1211 | goto done; | |
1212 | } | |
1213 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1214 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1215 | cfg->conf->retry_short = wiphy->retry_short; | |
1216 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1217 | if (!err) |
1218 | goto done; | |
1219 | } | |
1220 | ||
1221 | done: | |
d96b801f | 1222 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1223 | return err; |
1224 | } | |
1225 | ||
5b435de0 AS |
1226 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1227 | { | |
1228 | memset(prof, 0, sizeof(*prof)); | |
1229 | } | |
1230 | ||
903e0eee | 1231 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1232 | { |
61730d4d | 1233 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1234 | s32 err = 0; |
1235 | ||
d96b801f | 1236 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1237 | |
903e0eee | 1238 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1239 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1240 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1241 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1242 | if (err) { |
57d6e91a | 1243 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1244 | } |
903e0eee | 1245 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
43dffbc6 AS |
1246 | cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL); |
1247 | ||
5b435de0 | 1248 | } |
903e0eee | 1249 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1250 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1251 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1252 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1253 | } |
1254 | ||
1255 | static s32 | |
1256 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1257 | struct cfg80211_ibss_params *params) | |
1258 | { | |
27a68fe3 | 1259 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1260 | struct brcmf_if *ifp = netdev_priv(ndev); |
1261 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1262 | struct brcmf_join_params join_params; |
1263 | size_t join_params_size = 0; | |
1264 | s32 err = 0; | |
1265 | s32 wsec = 0; | |
1266 | s32 bcnprd; | |
1701261d | 1267 | u16 chanspec; |
5b435de0 | 1268 | |
d96b801f | 1269 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1270 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1271 | return -EIO; |
1272 | ||
1273 | if (params->ssid) | |
16886735 | 1274 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1275 | else { |
16886735 | 1276 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1277 | return -EOPNOTSUPP; |
1278 | } | |
1279 | ||
c1179033 | 1280 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1281 | |
1282 | if (params->bssid) | |
16886735 | 1283 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1284 | else |
16886735 | 1285 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1286 | |
683b6d3b | 1287 | if (params->chandef.chan) |
16886735 AS |
1288 | brcmf_dbg(CONN, "channel: %d\n", |
1289 | params->chandef.chan->center_freq); | |
5b435de0 | 1290 | else |
16886735 | 1291 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1292 | |
1293 | if (params->channel_fixed) | |
16886735 | 1294 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1295 | else |
16886735 | 1296 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1297 | |
1298 | if (params->ie && params->ie_len) | |
16886735 | 1299 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1300 | else |
16886735 | 1301 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1302 | |
1303 | if (params->beacon_interval) | |
16886735 AS |
1304 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1305 | params->beacon_interval); | |
5b435de0 | 1306 | else |
16886735 | 1307 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1308 | |
1309 | if (params->basic_rates) | |
16886735 | 1310 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1311 | else |
16886735 | 1312 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1313 | |
1314 | if (params->privacy) | |
16886735 | 1315 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1316 | else |
16886735 | 1317 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1318 | |
1319 | /* Configure Privacy for starter */ | |
1320 | if (params->privacy) | |
1321 | wsec |= WEP_ENABLED; | |
1322 | ||
c1179033 | 1323 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1324 | if (err) { |
57d6e91a | 1325 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1326 | goto done; |
1327 | } | |
1328 | ||
1329 | /* Configure Beacon Interval for starter */ | |
1330 | if (params->beacon_interval) | |
1331 | bcnprd = params->beacon_interval; | |
1332 | else | |
1333 | bcnprd = 100; | |
1334 | ||
b87e2c48 | 1335 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1336 | if (err) { |
57d6e91a | 1337 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1338 | goto done; |
1339 | } | |
1340 | ||
1341 | /* Configure required join parameter */ | |
1342 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1343 | ||
1344 | /* SSID */ | |
6c8c4f72 AS |
1345 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1346 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1347 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1348 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1349 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1350 | |
1351 | /* BSSID */ | |
1352 | if (params->bssid) { | |
1353 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1354 | join_params_size = sizeof(join_params.ssid_le) + | |
1355 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1356 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1357 | } else { |
ba40d166 | 1358 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1359 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1360 | } |
1361 | ||
5b435de0 | 1362 | /* Channel */ |
683b6d3b | 1363 | if (params->chandef.chan) { |
5b435de0 AS |
1364 | u32 target_channel; |
1365 | ||
27a68fe3 | 1366 | cfg->channel = |
5b435de0 | 1367 | ieee80211_frequency_to_channel( |
683b6d3b | 1368 | params->chandef.chan->center_freq); |
5b435de0 AS |
1369 | if (params->channel_fixed) { |
1370 | /* adding chanspec */ | |
600a897d AS |
1371 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1372 | ¶ms->chandef); | |
1701261d HM |
1373 | join_params.params_le.chanspec_list[0] = |
1374 | cpu_to_le16(chanspec); | |
1375 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1376 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1377 | } |
1378 | ||
1379 | /* set channel for starter */ | |
27a68fe3 | 1380 | target_channel = cfg->channel; |
b87e2c48 | 1381 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1382 | target_channel); |
5b435de0 | 1383 | if (err) { |
57d6e91a | 1384 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1385 | goto done; |
1386 | } | |
1387 | } else | |
27a68fe3 | 1388 | cfg->channel = 0; |
5b435de0 | 1389 | |
27a68fe3 | 1390 | cfg->ibss_starter = false; |
5b435de0 AS |
1391 | |
1392 | ||
c1179033 | 1393 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1394 | &join_params, join_params_size); |
5b435de0 | 1395 | if (err) { |
57d6e91a | 1396 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1397 | goto done; |
1398 | } | |
1399 | ||
1400 | done: | |
1401 | if (err) | |
c1179033 | 1402 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1403 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1404 | return err; |
1405 | } | |
1406 | ||
1407 | static s32 | |
1408 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1409 | { | |
0abb5f21 | 1410 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1411 | |
d96b801f | 1412 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1413 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1414 | return -EIO; |
1415 | ||
903e0eee | 1416 | brcmf_link_down(ifp->vif); |
5b435de0 | 1417 | |
d96b801f | 1418 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1419 | |
12f32370 | 1420 | return 0; |
5b435de0 AS |
1421 | } |
1422 | ||
1423 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1424 | struct cfg80211_connect_params *sme) | |
1425 | { | |
6ac4f4ed | 1426 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1427 | struct brcmf_cfg80211_security *sec; |
1428 | s32 val = 0; | |
1429 | s32 err = 0; | |
1430 | ||
1431 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1432 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1433 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1434 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1435 | else | |
1436 | val = WPA_AUTH_DISABLED; | |
16886735 | 1437 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1438 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1439 | if (err) { |
57d6e91a | 1440 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1441 | return err; |
1442 | } | |
06bb123e | 1443 | sec = &profile->sec; |
5b435de0 AS |
1444 | sec->wpa_versions = sme->crypto.wpa_versions; |
1445 | return err; | |
1446 | } | |
1447 | ||
1448 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1449 | struct cfg80211_connect_params *sme) | |
1450 | { | |
6ac4f4ed | 1451 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1452 | struct brcmf_cfg80211_security *sec; |
1453 | s32 val = 0; | |
1454 | s32 err = 0; | |
1455 | ||
1456 | switch (sme->auth_type) { | |
1457 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1458 | val = 0; | |
16886735 | 1459 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1460 | break; |
1461 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1462 | val = 1; | |
16886735 | 1463 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1464 | break; |
1465 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1466 | val = 2; | |
16886735 | 1467 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1468 | break; |
1469 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1470 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1471 | default: |
1472 | val = 2; | |
57d6e91a | 1473 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1474 | break; |
1475 | } | |
1476 | ||
89286dc9 | 1477 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1478 | if (err) { |
57d6e91a | 1479 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1480 | return err; |
1481 | } | |
06bb123e | 1482 | sec = &profile->sec; |
5b435de0 AS |
1483 | sec->auth_type = sme->auth_type; |
1484 | return err; | |
1485 | } | |
1486 | ||
1487 | static s32 | |
87b7e9e2 DK |
1488 | brcmf_set_wsec_mode(struct net_device *ndev, |
1489 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1490 | { |
6ac4f4ed | 1491 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1492 | struct brcmf_cfg80211_security *sec; |
1493 | s32 pval = 0; | |
1494 | s32 gval = 0; | |
87b7e9e2 | 1495 | s32 wsec; |
5b435de0 AS |
1496 | s32 err = 0; |
1497 | ||
1498 | if (sme->crypto.n_ciphers_pairwise) { | |
1499 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1500 | case WLAN_CIPHER_SUITE_WEP40: | |
1501 | case WLAN_CIPHER_SUITE_WEP104: | |
1502 | pval = WEP_ENABLED; | |
1503 | break; | |
1504 | case WLAN_CIPHER_SUITE_TKIP: | |
1505 | pval = TKIP_ENABLED; | |
1506 | break; | |
1507 | case WLAN_CIPHER_SUITE_CCMP: | |
1508 | pval = AES_ENABLED; | |
1509 | break; | |
1510 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1511 | pval = AES_ENABLED; | |
1512 | break; | |
1513 | default: | |
57d6e91a AS |
1514 | brcmf_err("invalid cipher pairwise (%d)\n", |
1515 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1516 | return -EINVAL; |
1517 | } | |
1518 | } | |
1519 | if (sme->crypto.cipher_group) { | |
1520 | switch (sme->crypto.cipher_group) { | |
1521 | case WLAN_CIPHER_SUITE_WEP40: | |
1522 | case WLAN_CIPHER_SUITE_WEP104: | |
1523 | gval = WEP_ENABLED; | |
1524 | break; | |
1525 | case WLAN_CIPHER_SUITE_TKIP: | |
1526 | gval = TKIP_ENABLED; | |
1527 | break; | |
1528 | case WLAN_CIPHER_SUITE_CCMP: | |
1529 | gval = AES_ENABLED; | |
1530 | break; | |
1531 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1532 | gval = AES_ENABLED; | |
1533 | break; | |
1534 | default: | |
57d6e91a AS |
1535 | brcmf_err("invalid cipher group (%d)\n", |
1536 | sme->crypto.cipher_group); | |
5b435de0 AS |
1537 | return -EINVAL; |
1538 | } | |
1539 | } | |
1540 | ||
16886735 | 1541 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1542 | /* In case of privacy, but no security and WPS then simulate */ |
1543 | /* setting AES. WPS-2.0 allows no security */ | |
1544 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1545 | sme->privacy) | |
1546 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1547 | |
1548 | if (mfp) | |
1549 | wsec = pval | gval | MFP_CAPABLE; | |
1550 | else | |
1551 | wsec = pval | gval; | |
1552 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1553 | if (err) { |
57d6e91a | 1554 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1555 | return err; |
1556 | } | |
1557 | ||
06bb123e | 1558 | sec = &profile->sec; |
5b435de0 AS |
1559 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1560 | sec->cipher_group = sme->crypto.cipher_group; | |
1561 | ||
1562 | return err; | |
1563 | } | |
1564 | ||
1565 | static s32 | |
1566 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1567 | { | |
6ac4f4ed | 1568 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1569 | struct brcmf_cfg80211_security *sec; |
1570 | s32 val = 0; | |
1571 | s32 err = 0; | |
1572 | ||
1573 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1574 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1575 | "wpa_auth", &val); | |
5b435de0 | 1576 | if (err) { |
57d6e91a | 1577 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1578 | return err; |
1579 | } | |
1580 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1581 | switch (sme->crypto.akm_suites[0]) { | |
1582 | case WLAN_AKM_SUITE_8021X: | |
1583 | val = WPA_AUTH_UNSPECIFIED; | |
1584 | break; | |
1585 | case WLAN_AKM_SUITE_PSK: | |
1586 | val = WPA_AUTH_PSK; | |
1587 | break; | |
1588 | default: | |
57d6e91a AS |
1589 | brcmf_err("invalid cipher group (%d)\n", |
1590 | sme->crypto.cipher_group); | |
5b435de0 AS |
1591 | return -EINVAL; |
1592 | } | |
1593 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1594 | switch (sme->crypto.akm_suites[0]) { | |
1595 | case WLAN_AKM_SUITE_8021X: | |
1596 | val = WPA2_AUTH_UNSPECIFIED; | |
1597 | break; | |
1598 | case WLAN_AKM_SUITE_PSK: | |
1599 | val = WPA2_AUTH_PSK; | |
1600 | break; | |
1601 | default: | |
57d6e91a AS |
1602 | brcmf_err("invalid cipher group (%d)\n", |
1603 | sme->crypto.cipher_group); | |
5b435de0 AS |
1604 | return -EINVAL; |
1605 | } | |
1606 | } | |
1607 | ||
16886735 | 1608 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1609 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1610 | "wpa_auth", val); | |
5b435de0 | 1611 | if (err) { |
57d6e91a | 1612 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1613 | return err; |
1614 | } | |
1615 | } | |
06bb123e | 1616 | sec = &profile->sec; |
5b435de0 AS |
1617 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1618 | ||
1619 | return err; | |
1620 | } | |
1621 | ||
1622 | static s32 | |
f09d0c02 HM |
1623 | brcmf_set_sharedkey(struct net_device *ndev, |
1624 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1625 | { |
6ac4f4ed | 1626 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1627 | struct brcmf_cfg80211_security *sec; |
1628 | struct brcmf_wsec_key key; | |
1629 | s32 val; | |
1630 | s32 err = 0; | |
1631 | ||
16886735 | 1632 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1633 | |
a718e2fe RV |
1634 | if (sme->key_len == 0) |
1635 | return 0; | |
1636 | ||
06bb123e | 1637 | sec = &profile->sec; |
16886735 AS |
1638 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1639 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1640 | |
1641 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1642 | return 0; | |
1643 | ||
f09d0c02 HM |
1644 | if (!(sec->cipher_pairwise & |
1645 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1646 | return 0; | |
a718e2fe | 1647 | |
f09d0c02 HM |
1648 | memset(&key, 0, sizeof(key)); |
1649 | key.len = (u32) sme->key_len; | |
1650 | key.index = (u32) sme->key_idx; | |
1651 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1652 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1653 | return -EINVAL; |
1654 | } | |
1655 | memcpy(key.data, sme->key, key.len); | |
1656 | key.flags = BRCMF_PRIMARY_KEY; | |
1657 | switch (sec->cipher_pairwise) { | |
1658 | case WLAN_CIPHER_SUITE_WEP40: | |
1659 | key.algo = CRYPTO_ALGO_WEP1; | |
1660 | break; | |
1661 | case WLAN_CIPHER_SUITE_WEP104: | |
1662 | key.algo = CRYPTO_ALGO_WEP128; | |
1663 | break; | |
1664 | default: | |
57d6e91a AS |
1665 | brcmf_err("Invalid algorithm (%d)\n", |
1666 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1667 | return -EINVAL; |
1668 | } | |
1669 | /* Set the new key/index */ | |
16886735 AS |
1670 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1671 | key.len, key.index, key.algo); | |
1672 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1673 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1674 | if (err) |
1675 | return err; | |
1676 | ||
1677 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1678 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1679 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1680 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1681 | if (err) |
57d6e91a | 1682 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1683 | } |
1684 | return err; | |
1685 | } | |
1686 | ||
cbb1ec94 AS |
1687 | static |
1688 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1689 | enum nl80211_auth_type type) | |
1690 | { | |
c08437b4 AS |
1691 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1692 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1693 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1694 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1695 | } |
1696 | return type; | |
1697 | } | |
1698 | ||
5b435de0 AS |
1699 | static s32 |
1700 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1701 | struct cfg80211_connect_params *sme) |
5b435de0 | 1702 | { |
27a68fe3 | 1703 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1704 | struct brcmf_if *ifp = netdev_priv(ndev); |
1705 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1706 | struct ieee80211_channel *chan = sme->channel; |
1707 | struct brcmf_join_params join_params; | |
1708 | size_t join_params_size; | |
4b5800fe JB |
1709 | const struct brcmf_tlv *rsn_ie; |
1710 | const struct brcmf_vs_tlv *wpa_ie; | |
1711 | const void *ie; | |
89286dc9 HM |
1712 | u32 ie_len; |
1713 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1714 | u16 chanspec; |
5b435de0 AS |
1715 | s32 err = 0; |
1716 | ||
d96b801f | 1717 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1718 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1719 | return -EIO; |
1720 | ||
1721 | if (!sme->ssid) { | |
57d6e91a | 1722 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1723 | return -EOPNOTSUPP; |
1724 | } | |
1725 | ||
89286dc9 HM |
1726 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1727 | /* A normal (non P2P) connection request setup. */ | |
1728 | ie = NULL; | |
1729 | ie_len = 0; | |
1730 | /* find the WPA_IE */ | |
1731 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1732 | if (wpa_ie) { | |
1733 | ie = wpa_ie; | |
1734 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1735 | } else { | |
1736 | /* find the RSN_IE */ | |
4b5800fe JB |
1737 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1738 | sme->ie_len, | |
89286dc9 HM |
1739 | WLAN_EID_RSN); |
1740 | if (rsn_ie) { | |
1741 | ie = rsn_ie; | |
1742 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1743 | } | |
1744 | } | |
1745 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1746 | } | |
1747 | ||
1748 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1749 | sme->ie, sme->ie_len); | |
1750 | if (err) | |
1751 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1752 | else | |
1753 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1754 | ||
c1179033 | 1755 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1756 | |
1757 | if (chan) { | |
27a68fe3 | 1758 | cfg->channel = |
5b435de0 | 1759 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1760 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1761 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1762 | cfg->channel, chan->center_freq, chanspec); | |
1763 | } else { | |
27a68fe3 | 1764 | cfg->channel = 0; |
1701261d HM |
1765 | chanspec = 0; |
1766 | } | |
5b435de0 | 1767 | |
647c9ae0 | 1768 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1769 | |
1770 | err = brcmf_set_wpa_version(ndev, sme); | |
1771 | if (err) { | |
57d6e91a | 1772 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1773 | goto done; |
1774 | } | |
1775 | ||
cbb1ec94 | 1776 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1777 | err = brcmf_set_auth_type(ndev, sme); |
1778 | if (err) { | |
57d6e91a | 1779 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1780 | goto done; |
1781 | } | |
1782 | ||
87b7e9e2 | 1783 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1784 | if (err) { |
57d6e91a | 1785 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1786 | goto done; |
1787 | } | |
1788 | ||
1789 | err = brcmf_set_key_mgmt(ndev, sme); | |
1790 | if (err) { | |
57d6e91a | 1791 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1792 | goto done; |
1793 | } | |
1794 | ||
f09d0c02 | 1795 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1796 | if (err) { |
57d6e91a | 1797 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1798 | goto done; |
1799 | } | |
1800 | ||
89286dc9 HM |
1801 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1802 | (u32)sme->ssid_len); | |
1803 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1804 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1805 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1806 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1807 | profile->ssid.SSID_len); | |
1808 | } | |
1809 | ||
1810 | /* Join with specific BSSID and cached SSID | |
1811 | * If SSID is zero join based on BSSID only | |
1812 | */ | |
1813 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1814 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1815 | if (cfg->channel) | |
1816 | join_params_size += sizeof(u16); | |
1817 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1818 | if (ext_join_params == NULL) { | |
1819 | err = -ENOMEM; | |
1820 | goto done; | |
1821 | } | |
1822 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1823 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1824 | profile->ssid.SSID_len); | |
63dd99e6 | 1825 | |
89286dc9 HM |
1826 | /* Set up join scan parameters */ |
1827 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1828 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1829 | ||
1830 | if (sme->bssid) | |
1831 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1832 | else | |
1833 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1834 | ||
1835 | if (cfg->channel) { | |
1836 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1837 | ||
1838 | ext_join_params->assoc_le.chanspec_list[0] = | |
1839 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1840 | /* Increase dwell time to receive probe response or detect |
1841 | * beacon from target AP at a noisy air only during connect | |
1842 | * command. | |
1843 | */ | |
1844 | ext_join_params->scan_le.active_time = | |
1845 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1846 | ext_join_params->scan_le.passive_time = | |
1847 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1848 | /* To sync with presence period of VSDB GO send probe request | |
1849 | * more frequently. Probe request will be stopped when it gets | |
1850 | * probe response from target AP/GO. | |
1851 | */ | |
1852 | ext_join_params->scan_le.nprobes = | |
1853 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1854 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1855 | } else { | |
1856 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1857 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1858 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1859 | } |
1860 | ||
1861 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1862 | join_params_size); | |
1863 | kfree(ext_join_params); | |
1864 | if (!err) | |
1865 | /* This is it. join command worked, we are done */ | |
1866 | goto done; | |
1867 | ||
1868 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1869 | memset(&join_params, 0, sizeof(join_params)); |
1870 | join_params_size = sizeof(join_params.ssid_le); | |
1871 | ||
6c8c4f72 | 1872 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1873 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1874 | |
89286dc9 HM |
1875 | if (sme->bssid) |
1876 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1877 | else | |
1878 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1879 | |
1701261d HM |
1880 | if (cfg->channel) { |
1881 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1882 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1883 | join_params_size += sizeof(join_params.params_le); | |
1884 | } | |
c1179033 | 1885 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1886 | &join_params, join_params_size); |
5b435de0 | 1887 | if (err) |
89286dc9 | 1888 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1889 | |
1890 | done: | |
1891 | if (err) | |
c1179033 | 1892 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1893 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1894 | return err; |
1895 | } | |
1896 | ||
1897 | static s32 | |
1898 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1899 | u16 reason_code) | |
1900 | { | |
0abb5f21 AS |
1901 | struct brcmf_if *ifp = netdev_priv(ndev); |
1902 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1903 | struct brcmf_scb_val_le scbval; |
1904 | s32 err = 0; | |
1905 | ||
d96b801f | 1906 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1907 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1908 | return -EIO; |
1909 | ||
c1179033 | 1910 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1911 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
43dffbc6 | 1912 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1913 | |
06bb123e | 1914 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1915 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1916 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1917 | &scbval, sizeof(scbval)); |
5b435de0 | 1918 | if (err) |
57d6e91a | 1919 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1920 | |
d96b801f | 1921 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1922 | return err; |
1923 | } | |
1924 | ||
1925 | static s32 | |
c8442118 | 1926 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1927 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1928 | { |
1929 | ||
27a68fe3 | 1930 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1931 | struct net_device *ndev = cfg_to_ndev(cfg); |
1932 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1933 | u16 txpwrmw; |
1934 | s32 err = 0; | |
1935 | s32 disable = 0; | |
d3f31134 | 1936 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1937 | |
d96b801f | 1938 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1939 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1940 | return -EIO; |
1941 | ||
1942 | switch (type) { | |
1943 | case NL80211_TX_POWER_AUTOMATIC: | |
1944 | break; | |
1945 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1946 | case NL80211_TX_POWER_FIXED: |
1947 | if (dbm < 0) { | |
57d6e91a | 1948 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1949 | err = -EINVAL; |
1950 | goto done; | |
1951 | } | |
1952 | break; | |
1953 | } | |
1954 | /* Make sure radio is off or on as far as software is concerned */ | |
1955 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1956 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1957 | if (err) |
57d6e91a | 1958 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1959 | |
1960 | if (dbm > 0xffff) | |
1961 | txpwrmw = 0xffff; | |
1962 | else | |
1963 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1964 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1965 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1966 | if (err) |
57d6e91a | 1967 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1968 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1969 | |
1970 | done: | |
d96b801f | 1971 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1972 | return err; |
1973 | } | |
1974 | ||
c8442118 JB |
1975 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1976 | struct wireless_dev *wdev, | |
1977 | s32 *dbm) | |
5b435de0 | 1978 | { |
27a68fe3 | 1979 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1980 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1981 | s32 txpwrdbm; |
1982 | u8 result; | |
1983 | s32 err = 0; | |
1984 | ||
d96b801f | 1985 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1986 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1987 | return -EIO; |
1988 | ||
0abb5f21 | 1989 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1990 | if (err) { |
57d6e91a | 1991 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1992 | goto done; |
1993 | } | |
1994 | ||
1995 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1996 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1997 | |
1998 | done: | |
d96b801f | 1999 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2000 | return err; |
2001 | } | |
2002 | ||
2003 | static s32 | |
2004 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
2005 | u8 key_idx, bool unicast, bool multicast) | |
2006 | { | |
0abb5f21 | 2007 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2008 | u32 index; |
2009 | u32 wsec; | |
2010 | s32 err = 0; | |
2011 | ||
d96b801f | 2012 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2013 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2014 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2015 | return -EIO; |
2016 | ||
0abb5f21 | 2017 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2018 | if (err) { |
57d6e91a | 2019 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2020 | goto done; |
2021 | } | |
2022 | ||
2023 | if (wsec & WEP_ENABLED) { | |
2024 | /* Just select a new current key */ | |
2025 | index = key_idx; | |
0abb5f21 | 2026 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2027 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2028 | if (err) |
57d6e91a | 2029 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2030 | } |
2031 | done: | |
d96b801f | 2032 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2033 | return err; |
2034 | } | |
2035 | ||
2036 | static s32 | |
2037 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2038 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2039 | { | |
992f6068 | 2040 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2041 | struct brcmf_wsec_key key; |
5b435de0 | 2042 | s32 err = 0; |
992f6068 | 2043 | u8 keybuf[8]; |
5b435de0 AS |
2044 | |
2045 | memset(&key, 0, sizeof(key)); | |
2046 | key.index = (u32) key_idx; | |
2047 | /* Instead of bcast for ea address for default wep keys, | |
2048 | driver needs it to be Null */ | |
2049 | if (!is_multicast_ether_addr(mac_addr)) | |
2050 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2051 | key.len = (u32) params->key_len; | |
2052 | /* check for key index change */ | |
2053 | if (key.len == 0) { | |
2054 | /* key delete */ | |
2eaba7e8 | 2055 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2056 | if (err) |
57d6e91a | 2057 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2058 | } else { |
2059 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2060 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2061 | return -EINVAL; |
2062 | } | |
2063 | ||
16886735 | 2064 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2065 | memcpy(key.data, params->key, key.len); |
2066 | ||
967fe2c8 | 2067 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2068 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2069 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2070 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2071 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2072 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2073 | } | |
2074 | ||
2075 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2076 | if (params->seq && params->seq_len == 6) { | |
2077 | /* rx iv */ | |
2078 | u8 *ivptr; | |
2079 | ivptr = (u8 *) params->seq; | |
2080 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2081 | (ivptr[3] << 8) | ivptr[2]; | |
2082 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2083 | key.iv_initialized = true; | |
2084 | } | |
2085 | ||
2086 | switch (params->cipher) { | |
2087 | case WLAN_CIPHER_SUITE_WEP40: | |
2088 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2089 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2090 | break; |
2091 | case WLAN_CIPHER_SUITE_WEP104: | |
2092 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2093 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2094 | break; |
2095 | case WLAN_CIPHER_SUITE_TKIP: | |
2096 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2097 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2098 | break; |
2099 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2100 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2101 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2102 | break; |
2103 | case WLAN_CIPHER_SUITE_CCMP: | |
2104 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2105 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2106 | break; |
2107 | default: | |
57d6e91a | 2108 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2109 | return -EINVAL; |
2110 | } | |
2eaba7e8 | 2111 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 2112 | if (err) |
57d6e91a | 2113 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2114 | } |
2115 | return err; | |
2116 | } | |
2117 | ||
2118 | static s32 | |
2119 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2120 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2121 | struct key_params *params) | |
2122 | { | |
0abb5f21 | 2123 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2124 | struct brcmf_wsec_key key; |
2125 | s32 val; | |
2126 | s32 wsec; | |
2127 | s32 err = 0; | |
2128 | u8 keybuf[8]; | |
2129 | ||
d96b801f | 2130 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2131 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2132 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2133 | return -EIO; |
2134 | ||
787eb033 DK |
2135 | if (mac_addr && |
2136 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2137 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2138 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2139 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2140 | } | |
2141 | memset(&key, 0, sizeof(key)); | |
2142 | ||
2143 | key.len = (u32) params->key_len; | |
2144 | key.index = (u32) key_idx; | |
2145 | ||
2146 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2147 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2148 | err = -EINVAL; |
2149 | goto done; | |
2150 | } | |
2151 | memcpy(key.data, params->key, key.len); | |
2152 | ||
2153 | key.flags = BRCMF_PRIMARY_KEY; | |
2154 | switch (params->cipher) { | |
2155 | case WLAN_CIPHER_SUITE_WEP40: | |
2156 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2157 | val = WEP_ENABLED; |
16886735 | 2158 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2159 | break; |
2160 | case WLAN_CIPHER_SUITE_WEP104: | |
2161 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2162 | val = WEP_ENABLED; |
16886735 | 2163 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2164 | break; |
2165 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2166 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2167 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2168 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2169 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2170 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2171 | } | |
5b435de0 | 2172 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2173 | val = TKIP_ENABLED; |
16886735 | 2174 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2175 | break; |
2176 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2177 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2178 | val = AES_ENABLED; |
16886735 | 2179 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2180 | break; |
2181 | case WLAN_CIPHER_SUITE_CCMP: | |
2182 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2183 | val = AES_ENABLED; |
16886735 | 2184 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2185 | break; |
2186 | default: | |
57d6e91a | 2187 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2188 | err = -EINVAL; |
2189 | goto done; | |
2190 | } | |
2191 | ||
2eaba7e8 | 2192 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2193 | if (err) |
2194 | goto done; | |
2195 | ||
0abb5f21 | 2196 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2197 | if (err) { |
57d6e91a | 2198 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2199 | goto done; |
2200 | } | |
5b435de0 | 2201 | wsec |= val; |
0abb5f21 | 2202 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2203 | if (err) { |
57d6e91a | 2204 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2205 | goto done; |
2206 | } | |
2207 | ||
5b435de0 | 2208 | done: |
d96b801f | 2209 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2210 | return err; |
2211 | } | |
2212 | ||
2213 | static s32 | |
2214 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2215 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2216 | { | |
0abb5f21 | 2217 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2218 | struct brcmf_wsec_key key; |
2219 | s32 err = 0; | |
5b435de0 | 2220 | |
d96b801f | 2221 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2222 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2223 | return -EIO; |
2224 | ||
256c374f HM |
2225 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2226 | /* we ignore this key index in this case */ | |
57d6e91a | 2227 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2228 | return -EINVAL; |
2229 | } | |
2230 | ||
5b435de0 AS |
2231 | memset(&key, 0, sizeof(key)); |
2232 | ||
2233 | key.index = (u32) key_idx; | |
2234 | key.flags = BRCMF_PRIMARY_KEY; | |
2235 | key.algo = CRYPTO_ALGO_OFF; | |
2236 | ||
16886735 | 2237 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2238 | |
2239 | /* Set the new key/index */ | |
2eaba7e8 | 2240 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2241 | |
d96b801f | 2242 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2243 | return err; |
2244 | } | |
2245 | ||
2246 | static s32 | |
2247 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2248 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2249 | void (*callback) (void *cookie, struct key_params * params)) | |
2250 | { | |
2251 | struct key_params params; | |
0abb5f21 AS |
2252 | struct brcmf_if *ifp = netdev_priv(ndev); |
2253 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2254 | struct brcmf_cfg80211_security *sec; |
2255 | s32 wsec; | |
2256 | s32 err = 0; | |
2257 | ||
d96b801f | 2258 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2259 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2260 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2261 | return -EIO; |
2262 | ||
2263 | memset(¶ms, 0, sizeof(params)); | |
2264 | ||
0abb5f21 | 2265 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2266 | if (err) { |
57d6e91a | 2267 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2268 | /* Ignore this error, may happen during DISASSOC */ |
2269 | err = -EAGAIN; | |
2270 | goto done; | |
2271 | } | |
c5bf53a8 | 2272 | if (wsec & WEP_ENABLED) { |
06bb123e | 2273 | sec = &profile->sec; |
5b435de0 AS |
2274 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2275 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2276 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2277 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2278 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2279 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2280 | } |
c5bf53a8 | 2281 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2282 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2283 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2284 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2285 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2286 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2287 | } else { |
57d6e91a | 2288 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2289 | err = -EINVAL; |
2290 | goto done; | |
2291 | } | |
2292 | callback(cookie, ¶ms); | |
2293 | ||
2294 | done: | |
d96b801f | 2295 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2296 | return err; |
2297 | } | |
2298 | ||
2299 | static s32 | |
2300 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2301 | struct net_device *ndev, u8 key_idx) | |
2302 | { | |
647c9ae0 | 2303 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2304 | |
2305 | return -EOPNOTSUPP; | |
2306 | } | |
2307 | ||
2308 | static s32 | |
2309 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2310 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2311 | { |
0abb5f21 AS |
2312 | struct brcmf_if *ifp = netdev_priv(ndev); |
2313 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2314 | struct brcmf_scb_val_le scb_val; |
2315 | int rssi; | |
2316 | s32 rate; | |
2317 | s32 err = 0; | |
06bb123e | 2318 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2319 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2320 | u32 beacon_period; |
2321 | u32 dtim_period; | |
5b435de0 | 2322 | |
d96b801f | 2323 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2324 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2325 | return -EIO; |
2326 | ||
967fe2c8 | 2327 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2328 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2329 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2330 | &sta_info_le, |
81f5dcb8 | 2331 | sizeof(sta_info_le)); |
1a873342 | 2332 | if (err < 0) { |
57d6e91a | 2333 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2334 | goto done; |
2335 | } | |
1a873342 | 2336 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2337 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2338 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2339 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2340 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2341 | } |
d96b801f AS |
2342 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2343 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2344 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2345 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2346 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2347 | mac, bssid); | |
1a873342 HM |
2348 | err = -ENOENT; |
2349 | goto done; | |
2350 | } | |
2351 | /* Report the current tx rate */ | |
89286dc9 | 2352 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2353 | if (err) { |
57d6e91a | 2354 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2355 | goto done; |
7f6c562d | 2356 | } else { |
1a873342 HM |
2357 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2358 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2359 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2360 | } |
5b435de0 | 2361 | |
c1179033 AS |
2362 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2363 | &ifp->vif->sme_state)) { | |
1a873342 | 2364 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2365 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2366 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2367 | if (err) { |
57d6e91a | 2368 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2369 | goto done; |
2370 | } else { | |
2371 | rssi = le32_to_cpu(scb_val.val); | |
2372 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2373 | sinfo->signal = rssi; | |
16886735 | 2374 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2375 | } |
9ee66d1b HM |
2376 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2377 | &beacon_period); | |
2378 | if (err) { | |
2379 | brcmf_err("Could not get beacon period (%d)\n", | |
2380 | err); | |
2381 | goto done; | |
2382 | } else { | |
2383 | sinfo->bss_param.beacon_interval = | |
2384 | beacon_period; | |
2385 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2386 | beacon_period); | |
2387 | } | |
2388 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2389 | &dtim_period); | |
2390 | if (err) { | |
2391 | brcmf_err("Could not get DTIM period (%d)\n", | |
2392 | err); | |
2393 | goto done; | |
2394 | } else { | |
2395 | sinfo->bss_param.dtim_period = dtim_period; | |
2396 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2397 | dtim_period); | |
2398 | } | |
2399 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2400 | } |
2401 | } else | |
2402 | err = -EPERM; | |
5b435de0 | 2403 | done: |
d96b801f | 2404 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2405 | return err; |
2406 | } | |
2407 | ||
2408 | static s32 | |
2409 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2410 | bool enabled, s32 timeout) | |
2411 | { | |
2412 | s32 pm; | |
2413 | s32 err = 0; | |
27a68fe3 | 2414 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2415 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2416 | |
d96b801f | 2417 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2418 | |
2419 | /* | |
2420 | * Powersave enable/disable request is coming from the | |
2421 | * cfg80211 even before the interface is up. In that | |
2422 | * scenario, driver will be storing the power save | |
27a68fe3 | 2423 | * preference in cfg struct to apply this to |
5b435de0 AS |
2424 | * FW later while initializing the dongle |
2425 | */ | |
27a68fe3 | 2426 | cfg->pwr_save = enabled; |
ce81e317 | 2427 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2428 | |
647c9ae0 | 2429 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2430 | goto done; |
2431 | } | |
2432 | ||
2433 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2434 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2435 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2436 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2437 | pm = PM_OFF; | |
2438 | } | |
647c9ae0 | 2439 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2440 | |
c1179033 | 2441 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2442 | if (err) { |
2443 | if (err == -ENODEV) | |
57d6e91a | 2444 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2445 | else |
57d6e91a | 2446 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2447 | } |
2448 | done: | |
d96b801f | 2449 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2450 | return err; |
2451 | } | |
2452 | ||
27a68fe3 | 2453 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2454 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2455 | { |
27a68fe3 | 2456 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2457 | struct ieee80211_channel *notify_channel; |
2458 | struct cfg80211_bss *bss; | |
2459 | struct ieee80211_supported_band *band; | |
83cf17aa | 2460 | struct brcmu_chan ch; |
5b435de0 AS |
2461 | u16 channel; |
2462 | u32 freq; | |
5b435de0 AS |
2463 | u16 notify_capability; |
2464 | u16 notify_interval; | |
2465 | u8 *notify_ie; | |
2466 | size_t notify_ielen; | |
2467 | s32 notify_signal; | |
2468 | ||
2469 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2470 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2471 | return 0; |
2472 | } | |
2473 | ||
83cf17aa FL |
2474 | if (!bi->ctl_ch) { |
2475 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2476 | cfg->d11inf.decchspec(&ch); | |
2477 | bi->ctl_ch = ch.chnum; | |
2478 | } | |
2479 | channel = bi->ctl_ch; | |
5b435de0 AS |
2480 | |
2481 | if (channel <= CH_MAX_2G_CHANNEL) | |
2482 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2483 | else | |
2484 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2485 | ||
2486 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2487 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2488 | ||
5b435de0 AS |
2489 | notify_capability = le16_to_cpu(bi->capability); |
2490 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2491 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2492 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2493 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2494 | ||
16886735 AS |
2495 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2496 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2497 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2498 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2499 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2500 | |
5bc8c1f2 JB |
2501 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2502 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2503 | (const u8 *)bi->BSSID, | |
2504 | 0, notify_capability, | |
2505 | notify_interval, notify_ie, | |
2506 | notify_ielen, notify_signal, | |
2507 | GFP_KERNEL); | |
5b435de0 | 2508 | |
e78946e1 FL |
2509 | if (!bss) |
2510 | return -ENOMEM; | |
2511 | ||
5b112d3d | 2512 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2513 | |
12f32370 | 2514 | return 0; |
5b435de0 AS |
2515 | } |
2516 | ||
6f09be0a RV |
2517 | static struct brcmf_bss_info_le * |
2518 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2519 | { | |
2520 | if (bss == NULL) | |
2521 | return list->bss_info_le; | |
2522 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2523 | le32_to_cpu(bss->length)); | |
2524 | } | |
2525 | ||
27a68fe3 | 2526 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2527 | { |
2528 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2529 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2530 | s32 err = 0; |
2531 | int i; | |
2532 | ||
ef8596e1 | 2533 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2534 | if (bss_list->count != 0 && |
2535 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2536 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2537 | bss_list->version); | |
5b435de0 AS |
2538 | return -EOPNOTSUPP; |
2539 | } | |
4e8a008e | 2540 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2541 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2542 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2543 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2544 | if (err) |
2545 | break; | |
2546 | } | |
2547 | return err; | |
2548 | } | |
2549 | ||
27a68fe3 | 2550 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2551 | struct net_device *ndev, const u8 *bssid) |
2552 | { | |
27a68fe3 | 2553 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2554 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2555 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2556 | struct ieee80211_supported_band *band; |
e78946e1 | 2557 | struct cfg80211_bss *bss; |
83cf17aa | 2558 | struct brcmu_chan ch; |
5b435de0 AS |
2559 | u8 *buf = NULL; |
2560 | s32 err = 0; | |
5b435de0 | 2561 | u32 freq; |
5b435de0 AS |
2562 | u16 notify_capability; |
2563 | u16 notify_interval; | |
2564 | u8 *notify_ie; | |
2565 | size_t notify_ielen; | |
2566 | s32 notify_signal; | |
2567 | ||
d96b801f | 2568 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2569 | |
2570 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2571 | if (buf == NULL) { | |
2572 | err = -ENOMEM; | |
2573 | goto CleanUp; | |
2574 | } | |
2575 | ||
2576 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2577 | ||
ac24be6f AS |
2578 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2579 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2580 | if (err) { |
57d6e91a | 2581 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2582 | goto CleanUp; |
2583 | } | |
2584 | ||
d34bf64f | 2585 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2586 | |
83cf17aa FL |
2587 | ch.chspec = le16_to_cpu(bi->chanspec); |
2588 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2589 | |
83cf17aa | 2590 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2591 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2592 | else | |
2593 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2594 | ||
83cf17aa | 2595 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2596 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2597 | ||
5b435de0 AS |
2598 | notify_capability = le16_to_cpu(bi->capability); |
2599 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2600 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2601 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2602 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2603 | ||
83cf17aa | 2604 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2605 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2606 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2607 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2608 | |
5bc8c1f2 JB |
2609 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2610 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2611 | notify_capability, notify_interval, | |
2612 | notify_ie, notify_ielen, notify_signal, | |
2613 | GFP_KERNEL); | |
5b435de0 | 2614 | |
e78946e1 FL |
2615 | if (!bss) { |
2616 | err = -ENOMEM; | |
2617 | goto CleanUp; | |
2618 | } | |
2619 | ||
5b112d3d | 2620 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2621 | |
5b435de0 AS |
2622 | CleanUp: |
2623 | ||
2624 | kfree(buf); | |
2625 | ||
d96b801f | 2626 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2627 | |
2628 | return err; | |
2629 | } | |
2630 | ||
89286dc9 HM |
2631 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2632 | struct brcmf_if *ifp) | |
1a873342 | 2633 | { |
89286dc9 | 2634 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2635 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2636 | struct brcmf_ssid *ssid; |
4b5800fe | 2637 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2638 | u16 beacon_interval; |
2639 | u8 dtim_period; | |
2640 | size_t ie_len; | |
2641 | u8 *ie; | |
2642 | s32 err = 0; | |
2643 | ||
d96b801f | 2644 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2645 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2646 | return err; |
2647 | ||
06bb123e | 2648 | ssid = &profile->ssid; |
5b435de0 | 2649 | |
27a68fe3 | 2650 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2651 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2652 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2653 | if (err) { |
57d6e91a | 2654 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2655 | goto update_bss_info_out; |
2656 | } | |
2657 | ||
27a68fe3 AS |
2658 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2659 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2660 | if (err) |
2661 | goto update_bss_info_out; | |
2662 | ||
2663 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2664 | ie_len = le32_to_cpu(bi->ie_length); | |
2665 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2666 | ||
f8e4b412 | 2667 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2668 | if (tim) |
2669 | dtim_period = tim->data[1]; | |
2670 | else { | |
2671 | /* | |
2672 | * active scan was done so we could not get dtim | |
2673 | * information out of probe response. | |
2674 | * so we speficially query dtim information to dongle. | |
2675 | */ | |
2676 | u32 var; | |
ac24be6f | 2677 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2678 | if (err) { |
57d6e91a | 2679 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2680 | goto update_bss_info_out; |
2681 | } | |
2682 | dtim_period = (u8)var; | |
2683 | } | |
2684 | ||
5b435de0 | 2685 | update_bss_info_out: |
d96b801f | 2686 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2687 | return err; |
2688 | } | |
2689 | ||
18e2f61d | 2690 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2691 | { |
27a68fe3 | 2692 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2693 | |
c1179033 | 2694 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2695 | if (cfg->scan_request) { |
108a4bee | 2696 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2697 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2698 | } |
c1179033 AS |
2699 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2700 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2701 | } |
2702 | ||
e756af5b HM |
2703 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2704 | { | |
27a68fe3 AS |
2705 | struct brcmf_cfg80211_info *cfg = |
2706 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2707 | escan_timeout_work); |
2708 | ||
ef8596e1 | 2709 | brcmf_inform_bss(cfg); |
a0f472ac | 2710 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2711 | } |
2712 | ||
2713 | static void brcmf_escan_timeout(unsigned long data) | |
2714 | { | |
27a68fe3 AS |
2715 | struct brcmf_cfg80211_info *cfg = |
2716 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2717 | |
27a68fe3 | 2718 | if (cfg->scan_request) { |
57d6e91a | 2719 | brcmf_err("timer expired\n"); |
f0799895 | 2720 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2721 | } |
2722 | } | |
2723 | ||
2724 | static s32 | |
83cf17aa FL |
2725 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2726 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2727 | struct brcmf_bss_info_le *bss_info_le) |
2728 | { | |
83cf17aa FL |
2729 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2730 | ||
2731 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2732 | cfg->d11inf.decchspec(&ch_bss); | |
2733 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2734 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2735 | ||
e756af5b | 2736 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2737 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2738 | bss_info_le->SSID_len == bss->SSID_len && |
2739 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2740 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2741 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2742 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2743 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2744 | ||
e756af5b HM |
2745 | /* preserve max RSSI if the measurements are |
2746 | * both on-channel or both off-channel | |
2747 | */ | |
029591f3 | 2748 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2749 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2750 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2751 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2752 | /* preserve the on-channel rssi measurement |
2753 | * if the new measurement is off channel | |
2754 | */ | |
2755 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2756 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2757 | } |
2758 | return 1; | |
2759 | } | |
2760 | return 0; | |
2761 | } | |
2762 | ||
2763 | static s32 | |
1993732e | 2764 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2765 | const struct brcmf_event_msg *e, void *data) |
2766 | { | |
1993732e | 2767 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2768 | s32 status; |
e756af5b HM |
2769 | struct brcmf_escan_result_le *escan_result_le; |
2770 | struct brcmf_bss_info_le *bss_info_le; | |
2771 | struct brcmf_bss_info_le *bss = NULL; | |
2772 | u32 bi_length; | |
2773 | struct brcmf_scan_results *list; | |
2774 | u32 i; | |
97ed15c7 | 2775 | bool aborted; |
e756af5b | 2776 | |
5c36b99a | 2777 | status = e->status; |
e756af5b | 2778 | |
a0f472ac AS |
2779 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2780 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2781 | return -EPERM; |
2782 | } | |
2783 | ||
2784 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2785 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2786 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2787 | if (!escan_result_le) { | |
57d6e91a | 2788 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2789 | goto exit; |
2790 | } | |
e756af5b | 2791 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2792 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2793 | escan_result_le->bss_count); | |
e756af5b HM |
2794 | goto exit; |
2795 | } | |
2796 | bss_info_le = &escan_result_le->bss_info_le; | |
2797 | ||
6eda4e2c HM |
2798 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2799 | goto exit; | |
2800 | ||
2801 | if (!cfg->scan_request) { | |
2802 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2803 | goto exit; | |
2804 | } | |
2805 | ||
e756af5b HM |
2806 | bi_length = le32_to_cpu(bss_info_le->length); |
2807 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2808 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2809 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2810 | bi_length); | |
e756af5b HM |
2811 | goto exit; |
2812 | } | |
2813 | ||
27a68fe3 | 2814 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2815 | BIT(NL80211_IFTYPE_ADHOC))) { |
2816 | if (le16_to_cpu(bss_info_le->capability) & | |
2817 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2818 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2819 | goto exit; |
2820 | } | |
2821 | } | |
2822 | ||
2823 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2824 | cfg->escan_info.escan_buf; |
e756af5b | 2825 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2826 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2827 | goto exit; |
2828 | } | |
2829 | ||
2830 | for (i = 0; i < list->count; i++) { | |
2831 | bss = bss ? (struct brcmf_bss_info_le *) | |
2832 | ((unsigned char *)bss + | |
2833 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2834 | if (brcmf_compare_update_same_bss(cfg, bss, |
2835 | bss_info_le)) | |
e756af5b HM |
2836 | goto exit; |
2837 | } | |
27a68fe3 | 2838 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2839 | bss_info_le, bi_length); |
2840 | list->version = le32_to_cpu(bss_info_le->version); | |
2841 | list->buflen += bi_length; | |
2842 | list->count++; | |
2843 | } else { | |
27a68fe3 | 2844 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2845 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2846 | goto exit; | |
27a68fe3 | 2847 | if (cfg->scan_request) { |
27a68fe3 | 2848 | brcmf_inform_bss(cfg); |
97ed15c7 | 2849 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 2850 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 2851 | } else |
6eda4e2c HM |
2852 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2853 | status); | |
e756af5b HM |
2854 | } |
2855 | exit: | |
12f32370 | 2856 | return 0; |
e756af5b HM |
2857 | } |
2858 | ||
27a68fe3 | 2859 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2860 | { |
5c36b99a AS |
2861 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2862 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2863 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2864 | /* Init scan_timeout timer */ | |
2865 | init_timer(&cfg->escan_timeout); | |
2866 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2867 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2868 | INIT_WORK(&cfg->escan_timeout_work, | |
2869 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2870 | } |
2871 | ||
5addc0de | 2872 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2873 | { |
2874 | if (ms < 1000 / HZ) { | |
2875 | cond_resched(); | |
2876 | mdelay(ms); | |
2877 | } else { | |
2878 | msleep(ms); | |
2879 | } | |
2880 | } | |
2881 | ||
b9a82f89 HM |
2882 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
2883 | u8 *pattern, u32 patternsize, u8 *mask, | |
2884 | u32 packet_offset) | |
2885 | { | |
2886 | struct brcmf_fil_wowl_pattern_le *filter; | |
2887 | u32 masksize; | |
2888 | u32 patternoffset; | |
2889 | u8 *buf; | |
2890 | u32 bufsize; | |
2891 | s32 ret; | |
2892 | ||
2893 | masksize = (patternsize + 7) / 8; | |
2894 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
2895 | ||
2896 | bufsize = sizeof(*filter) + patternsize + masksize; | |
2897 | buf = kzalloc(bufsize, GFP_KERNEL); | |
2898 | if (!buf) | |
2899 | return -ENOMEM; | |
2900 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
2901 | ||
2902 | memcpy(filter->cmd, cmd, 4); | |
2903 | filter->masksize = cpu_to_le32(masksize); | |
2904 | filter->offset = cpu_to_le32(packet_offset); | |
2905 | filter->patternoffset = cpu_to_le32(patternoffset); | |
2906 | filter->patternsize = cpu_to_le32(patternsize); | |
2907 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
2908 | ||
2909 | if ((mask) && (masksize)) | |
2910 | memcpy(buf + sizeof(*filter), mask, masksize); | |
2911 | if ((pattern) && (patternsize)) | |
2912 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
2913 | ||
2914 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
2915 | ||
2916 | kfree(buf); | |
2917 | return ret; | |
2918 | } | |
2919 | ||
5b435de0 AS |
2920 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
2921 | { | |
4eb3af7c HM |
2922 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2923 | struct net_device *ndev = cfg_to_ndev(cfg); | |
2924 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2925 | ||
d96b801f | 2926 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2927 | |
4eb3af7c | 2928 | if (cfg->wowl_enabled) { |
b9a82f89 | 2929 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c HM |
2930 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
2931 | cfg->pre_wowl_pmmode); | |
4eb3af7c | 2932 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); |
b9a82f89 | 2933 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); |
4eb3af7c HM |
2934 | cfg->wowl_enabled = false; |
2935 | } | |
5b435de0 AS |
2936 | return 0; |
2937 | } | |
2938 | ||
4eb3af7c HM |
2939 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
2940 | struct brcmf_if *ifp, | |
2941 | struct cfg80211_wowlan *wowl) | |
2942 | { | |
2943 | u32 wowl_config; | |
b9a82f89 | 2944 | u32 i; |
4eb3af7c HM |
2945 | |
2946 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
2947 | ||
b9a82f89 | 2948 | brcmf_configure_arp_offload(ifp, false); |
4eb3af7c HM |
2949 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); |
2950 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); | |
2951 | ||
2952 | wowl_config = 0; | |
2953 | if (wowl->disconnect) | |
b9a82f89 | 2954 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 2955 | if (wowl->magic_pkt) |
b9a82f89 HM |
2956 | wowl_config |= BRCMF_WOWL_MAGIC; |
2957 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
2958 | wowl_config |= BRCMF_WOWL_NET; | |
2959 | for (i = 0; i < wowl->n_patterns; i++) { | |
2960 | brcmf_config_wowl_pattern(ifp, "add", | |
2961 | (u8 *)wowl->patterns[i].pattern, | |
2962 | wowl->patterns[i].pattern_len, | |
2963 | (u8 *)wowl->patterns[i].mask, | |
2964 | wowl->patterns[i].pkt_offset); | |
2965 | } | |
2966 | } | |
4eb3af7c HM |
2967 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
2968 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
2969 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
2970 | cfg->wowl_enabled = true; | |
2971 | } | |
2972 | ||
5b435de0 | 2973 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 2974 | struct cfg80211_wowlan *wowl) |
5b435de0 | 2975 | { |
27a68fe3 AS |
2976 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2977 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 2978 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 2979 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2980 | |
d96b801f | 2981 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2982 | |
4eb3af7c | 2983 | /* if the primary net_device is not READY there is nothing |
7d641072 | 2984 | * we can do but pray resume goes smoothly. |
5b435de0 | 2985 | */ |
4eb3af7c | 2986 | if (!check_vif_up(ifp->vif)) |
7d641072 | 2987 | goto exit; |
5b435de0 | 2988 | |
7d641072 AS |
2989 | /* end any scanning */ |
2990 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2991 | brcmf_abort_scanning(cfg); |
5b435de0 | 2992 | |
4eb3af7c HM |
2993 | if (wowl == NULL) { |
2994 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
2995 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
2996 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2997 | continue; | |
2998 | /* While going to suspend if associated with AP | |
2999 | * disassociate from AP to save power while system is | |
3000 | * in suspended state | |
3001 | */ | |
3002 | brcmf_link_down(vif); | |
3003 | /* Make sure WPA_Supplicant receives all the event | |
3004 | * generated due to DISASSOC call to the fw to keep | |
3005 | * the state fw and WPA_Supplicant state consistent | |
3006 | */ | |
3007 | brcmf_delay(500); | |
3008 | } | |
3009 | /* Configure MPC */ | |
3010 | brcmf_set_mpc(ifp, 1); | |
3011 | ||
3012 | } else { | |
3013 | /* Configure WOWL paramaters */ | |
3014 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3015 | } | |
5b435de0 | 3016 | |
7d641072 | 3017 | exit: |
d96b801f | 3018 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3019 | /* clear any scanning activity */ |
3020 | cfg->scan_status = 0; | |
5b435de0 AS |
3021 | return 0; |
3022 | } | |
3023 | ||
5b435de0 AS |
3024 | static __used s32 |
3025 | brcmf_update_pmklist(struct net_device *ndev, | |
3026 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3027 | { | |
3028 | int i, j; | |
c15d789e | 3029 | u32 pmkid_len; |
5b435de0 | 3030 | |
40c8e95a AS |
3031 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3032 | ||
16886735 | 3033 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 3034 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
3035 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
3036 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 3037 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
3038 | brcmf_dbg(CONN, "%02x\n", |
3039 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
3040 | } |
3041 | ||
3042 | if (!err) | |
ac24be6f AS |
3043 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3044 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3045 | |
3046 | return err; | |
3047 | } | |
3048 | ||
3049 | static s32 | |
3050 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3051 | struct cfg80211_pmksa *pmksa) | |
3052 | { | |
27a68fe3 | 3053 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3054 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3055 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 | 3056 | s32 err = 0; |
c15d789e | 3057 | u32 pmkid_len, i; |
5b435de0 | 3058 | |
d96b801f | 3059 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3060 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3061 | return -EIO; |
3062 | ||
40c8e95a AS |
3063 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3064 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3065 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3066 | break; | |
3067 | if (i < WL_NUM_PMKIDS_MAX) { | |
3068 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3069 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3070 | if (i == pmkid_len) { |
3071 | pmkid_len++; | |
3072 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3073 | } | |
5b435de0 AS |
3074 | } else |
3075 | err = -EINVAL; | |
3076 | ||
16886735 AS |
3077 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
3078 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 3079 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3080 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3081 | |
27a68fe3 | 3082 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3083 | |
d96b801f | 3084 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3085 | return err; |
3086 | } | |
3087 | ||
3088 | static s32 | |
3089 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3090 | struct cfg80211_pmksa *pmksa) | |
3091 | { | |
27a68fe3 | 3092 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3093 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3094 | struct pmkid_list pmkid; |
3095 | s32 err = 0; | |
c15d789e | 3096 | u32 pmkid_len, i; |
5b435de0 | 3097 | |
d96b801f | 3098 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3099 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3100 | return -EIO; |
3101 | ||
3102 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3103 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3104 | ||
16886735 AS |
3105 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
3106 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 3107 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3108 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 3109 | |
27a68fe3 | 3110 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3111 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3112 | if (!memcmp |
27a68fe3 | 3113 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3114 | ETH_ALEN)) |
3115 | break; | |
3116 | ||
40c8e95a AS |
3117 | if ((pmkid_len > 0) |
3118 | && (i < pmkid_len)) { | |
27a68fe3 | 3119 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3120 | sizeof(struct pmkid)); |
40c8e95a | 3121 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3122 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3123 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3124 | ETH_ALEN); |
27a68fe3 AS |
3125 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3126 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3127 | WLAN_PMKID_LEN); |
3128 | } | |
27a68fe3 | 3129 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3130 | } else |
3131 | err = -EINVAL; | |
3132 | ||
27a68fe3 | 3133 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3134 | |
d96b801f | 3135 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3136 | return err; |
3137 | ||
3138 | } | |
3139 | ||
3140 | static s32 | |
3141 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3142 | { | |
27a68fe3 | 3143 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3144 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3145 | s32 err = 0; |
3146 | ||
d96b801f | 3147 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3148 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3149 | return -EIO; |
3150 | ||
27a68fe3 AS |
3151 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3152 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 3153 | |
d96b801f | 3154 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3155 | return err; |
3156 | ||
3157 | } | |
3158 | ||
e5806072 AS |
3159 | /* |
3160 | * PFN result doesn't have all the info which are | |
3161 | * required by the supplicant | |
3162 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3163 | * via wl_inform_single_bss in the required format. Escan does require the | |
3164 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3165 | * cfg80211_scan_request one out of the received PNO event. | |
3166 | */ | |
3167 | static s32 | |
1993732e | 3168 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3169 | const struct brcmf_event_msg *e, void *data) |
3170 | { | |
1993732e | 3171 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3172 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3173 | struct cfg80211_scan_request *request = NULL; | |
3174 | struct cfg80211_ssid *ssid = NULL; | |
3175 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3176 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3177 | int err = 0; |
3178 | int channel_req = 0; | |
3179 | int band = 0; | |
3180 | struct brcmf_pno_scanresults_le *pfn_result; | |
3181 | u32 result_count; | |
3182 | u32 status; | |
3183 | ||
4e8a008e | 3184 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3185 | |
5c36b99a | 3186 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3187 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3188 | return 0; |
3189 | } | |
3190 | ||
3191 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3192 | result_count = le32_to_cpu(pfn_result->count); | |
3193 | status = le32_to_cpu(pfn_result->status); | |
3194 | ||
3195 | /* | |
3196 | * PFN event is limited to fit 512 bytes so we may get | |
3197 | * multiple NET_FOUND events. For now place a warning here. | |
3198 | */ | |
3199 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3200 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3201 | if (result_count > 0) { |
3202 | int i; | |
3203 | ||
3204 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3205 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3206 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3207 | if (!request || !ssid || !channel) { |
3208 | err = -ENOMEM; | |
3209 | goto out_err; | |
3210 | } | |
3211 | ||
3212 | request->wiphy = wiphy; | |
3213 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3214 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3215 | ||
3216 | for (i = 0; i < result_count; i++) { | |
3217 | netinfo = &netinfo_start[i]; | |
3218 | if (!netinfo) { | |
57d6e91a AS |
3219 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3220 | i); | |
e5806072 AS |
3221 | err = -EINVAL; |
3222 | goto out_err; | |
3223 | } | |
3224 | ||
4e8a008e AS |
3225 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3226 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3227 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3228 | ssid[i].ssid_len = netinfo->SSID_len; | |
3229 | request->n_ssids++; | |
3230 | ||
3231 | channel_req = netinfo->channel; | |
3232 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3233 | band = NL80211_BAND_2GHZ; | |
3234 | else | |
3235 | band = NL80211_BAND_5GHZ; | |
3236 | channel[i].center_freq = | |
3237 | ieee80211_channel_to_frequency(channel_req, | |
3238 | band); | |
3239 | channel[i].band = band; | |
3240 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3241 | request->channels[i] = &channel[i]; | |
3242 | request->n_channels++; | |
3243 | } | |
3244 | ||
3245 | /* assign parsed ssid array */ | |
3246 | if (request->n_ssids) | |
3247 | request->ssids = &ssid[0]; | |
3248 | ||
c1179033 | 3249 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3250 | /* Abort any on-going scan */ |
27a68fe3 | 3251 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3252 | } |
3253 | ||
c1179033 | 3254 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3255 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3256 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3257 | if (err) { |
c1179033 | 3258 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3259 | goto out_err; |
3260 | } | |
27a68fe3 AS |
3261 | cfg->sched_escan = true; |
3262 | cfg->scan_request = request; | |
e5806072 | 3263 | } else { |
57d6e91a | 3264 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3265 | goto out_err; |
3266 | } | |
3267 | ||
3268 | kfree(ssid); | |
3269 | kfree(channel); | |
3270 | kfree(request); | |
3271 | return 0; | |
3272 | ||
3273 | out_err: | |
3274 | kfree(ssid); | |
3275 | kfree(channel); | |
3276 | kfree(request); | |
3277 | cfg80211_sched_scan_stopped(wiphy); | |
3278 | return err; | |
3279 | } | |
3280 | ||
e5806072 AS |
3281 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3282 | { | |
e5806072 AS |
3283 | int ret; |
3284 | ||
3285 | /* Disable pfn */ | |
ac24be6f | 3286 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3287 | if (ret == 0) { |
3288 | /* clear pfn */ | |
ac24be6f AS |
3289 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3290 | NULL, 0); | |
e5806072 AS |
3291 | } |
3292 | if (ret < 0) | |
57d6e91a | 3293 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3294 | |
3295 | return ret; | |
3296 | } | |
3297 | ||
3298 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3299 | { | |
3300 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3301 | |
3302 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3303 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3304 | ||
3305 | /* set extra pno params */ | |
3306 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3307 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3308 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3309 | ||
3310 | /* set up pno scan fr */ | |
3311 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3312 | ||
ac24be6f AS |
3313 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3314 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3315 | } |
3316 | ||
3317 | static int | |
3318 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3319 | struct net_device *ndev, | |
3320 | struct cfg80211_sched_scan_request *request) | |
3321 | { | |
c1179033 | 3322 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3323 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3324 | struct brcmf_pno_net_param_le pfn; |
3325 | int i; | |
3326 | int ret = 0; | |
3327 | ||
dc7bdbf1 | 3328 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3329 | request->n_match_sets, request->n_ssids); |
c1179033 | 3330 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3331 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3332 | return -EAGAIN; |
3333 | } | |
1687eee2 AS |
3334 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3335 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3336 | cfg->scan_status); | |
3337 | return -EAGAIN; | |
3338 | } | |
e5806072 | 3339 | |
dc7bdbf1 | 3340 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3341 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3342 | request->n_ssids); |
e5806072 AS |
3343 | return -EINVAL; |
3344 | } | |
3345 | ||
3346 | if (request->n_ssids > 0) { | |
3347 | for (i = 0; i < request->n_ssids; i++) { | |
3348 | /* Active scan req for ssids */ | |
4e8a008e AS |
3349 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3350 | request->ssids[i].ssid); | |
e5806072 AS |
3351 | |
3352 | /* | |
3353 | * match_set ssids is a supert set of n_ssid list, | |
3354 | * so we need not add these set seperately. | |
3355 | */ | |
3356 | } | |
3357 | } | |
3358 | ||
3359 | if (request->n_match_sets > 0) { | |
3360 | /* clean up everything */ | |
3361 | ret = brcmf_dev_pno_clean(ndev); | |
3362 | if (ret < 0) { | |
57d6e91a | 3363 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3364 | return ret; |
3365 | } | |
3366 | ||
3367 | /* configure pno */ | |
3368 | ret = brcmf_dev_pno_config(ndev); | |
3369 | if (ret < 0) { | |
57d6e91a | 3370 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3371 | return -EINVAL; |
3372 | } | |
3373 | ||
3374 | /* configure each match set */ | |
3375 | for (i = 0; i < request->n_match_sets; i++) { | |
3376 | struct cfg80211_ssid *ssid; | |
3377 | u32 ssid_len; | |
3378 | ||
3379 | ssid = &request->match_sets[i].ssid; | |
3380 | ssid_len = ssid->ssid_len; | |
3381 | ||
3382 | if (!ssid_len) { | |
57d6e91a | 3383 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3384 | continue; |
3385 | } | |
3386 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3387 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3388 | pfn.wsec = cpu_to_le32(0); | |
3389 | pfn.infra = cpu_to_le32(1); | |
3390 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3391 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3392 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3393 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3394 | sizeof(pfn)); |
4e8a008e AS |
3395 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3396 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3397 | } |
3398 | /* Enable the PNO */ | |
c1179033 | 3399 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3400 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3401 | return -EINVAL; |
3402 | } | |
3403 | } else { | |
3404 | return -EINVAL; | |
3405 | } | |
3406 | ||
3407 | return 0; | |
3408 | } | |
3409 | ||
3410 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3411 | struct net_device *ndev) | |
3412 | { | |
27a68fe3 | 3413 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3414 | |
4e8a008e | 3415 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3416 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3417 | if (cfg->sched_escan) |
a0f472ac | 3418 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3419 | return 0; |
3420 | } | |
e5806072 | 3421 | |
1f170110 | 3422 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3423 | { |
3424 | s32 err; | |
3425 | ||
3426 | /* set auth */ | |
ac24be6f | 3427 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3428 | if (err < 0) { |
57d6e91a | 3429 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3430 | return err; |
3431 | } | |
3432 | /* set wsec */ | |
ac24be6f | 3433 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3434 | if (err < 0) { |
57d6e91a | 3435 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3436 | return err; |
3437 | } | |
3438 | /* set upper-layer auth */ | |
ac24be6f | 3439 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3440 | if (err < 0) { |
57d6e91a | 3441 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3442 | return err; |
3443 | } | |
3444 | ||
3445 | return 0; | |
3446 | } | |
3447 | ||
3448 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3449 | { | |
3450 | if (is_rsn_ie) | |
3451 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3452 | ||
3453 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3454 | } | |
3455 | ||
3456 | static s32 | |
a44aa400 | 3457 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3458 | const struct brcmf_vs_tlv *wpa_ie, |
3459 | bool is_rsn_ie) | |
1a873342 HM |
3460 | { |
3461 | u32 auth = 0; /* d11 open authentication */ | |
3462 | u16 count; | |
3463 | s32 err = 0; | |
3464 | s32 len = 0; | |
3465 | u32 i; | |
3466 | u32 wsec; | |
3467 | u32 pval = 0; | |
3468 | u32 gval = 0; | |
3469 | u32 wpa_auth = 0; | |
3470 | u32 offset; | |
3471 | u8 *data; | |
3472 | u16 rsn_cap; | |
3473 | u32 wme_bss_disable; | |
3474 | ||
d96b801f | 3475 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3476 | if (wpa_ie == NULL) |
3477 | goto exit; | |
3478 | ||
3479 | len = wpa_ie->len + TLV_HDR_LEN; | |
3480 | data = (u8 *)wpa_ie; | |
619c5a9a | 3481 | offset = TLV_HDR_LEN; |
1a873342 HM |
3482 | if (!is_rsn_ie) |
3483 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3484 | else |
3485 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3486 | |
3487 | /* check for multicast cipher suite */ | |
3488 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3489 | err = -EINVAL; | |
57d6e91a | 3490 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3491 | goto exit; |
3492 | } | |
3493 | ||
3494 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3495 | err = -EINVAL; | |
57d6e91a | 3496 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3497 | goto exit; |
3498 | } | |
3499 | offset += TLV_OUI_LEN; | |
3500 | ||
3501 | /* pick up multicast cipher */ | |
3502 | switch (data[offset]) { | |
3503 | case WPA_CIPHER_NONE: | |
3504 | gval = 0; | |
3505 | break; | |
3506 | case WPA_CIPHER_WEP_40: | |
3507 | case WPA_CIPHER_WEP_104: | |
3508 | gval = WEP_ENABLED; | |
3509 | break; | |
3510 | case WPA_CIPHER_TKIP: | |
3511 | gval = TKIP_ENABLED; | |
3512 | break; | |
3513 | case WPA_CIPHER_AES_CCM: | |
3514 | gval = AES_ENABLED; | |
3515 | break; | |
3516 | default: | |
3517 | err = -EINVAL; | |
57d6e91a | 3518 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3519 | goto exit; |
3520 | } | |
3521 | ||
3522 | offset++; | |
3523 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3524 | count = data[offset] + (data[offset + 1] << 8); | |
3525 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3526 | /* Check for unicast suite(s) */ | |
3527 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3528 | err = -EINVAL; | |
57d6e91a | 3529 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3530 | goto exit; |
3531 | } | |
3532 | for (i = 0; i < count; i++) { | |
3533 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3534 | err = -EINVAL; | |
57d6e91a | 3535 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3536 | goto exit; |
3537 | } | |
3538 | offset += TLV_OUI_LEN; | |
3539 | switch (data[offset]) { | |
3540 | case WPA_CIPHER_NONE: | |
3541 | break; | |
3542 | case WPA_CIPHER_WEP_40: | |
3543 | case WPA_CIPHER_WEP_104: | |
3544 | pval |= WEP_ENABLED; | |
3545 | break; | |
3546 | case WPA_CIPHER_TKIP: | |
3547 | pval |= TKIP_ENABLED; | |
3548 | break; | |
3549 | case WPA_CIPHER_AES_CCM: | |
3550 | pval |= AES_ENABLED; | |
3551 | break; | |
3552 | default: | |
57d6e91a | 3553 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3554 | } |
3555 | offset++; | |
3556 | } | |
3557 | /* walk thru auth management suite list and pick up what we recognize */ | |
3558 | count = data[offset] + (data[offset + 1] << 8); | |
3559 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3560 | /* Check for auth key management suite(s) */ | |
3561 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3562 | err = -EINVAL; | |
57d6e91a | 3563 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3564 | goto exit; |
3565 | } | |
3566 | for (i = 0; i < count; i++) { | |
3567 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3568 | err = -EINVAL; | |
57d6e91a | 3569 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3570 | goto exit; |
3571 | } | |
3572 | offset += TLV_OUI_LEN; | |
3573 | switch (data[offset]) { | |
3574 | case RSN_AKM_NONE: | |
d96b801f | 3575 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3576 | wpa_auth |= WPA_AUTH_NONE; |
3577 | break; | |
3578 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3579 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3580 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3581 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3582 | break; | |
3583 | case RSN_AKM_PSK: | |
d96b801f | 3584 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3585 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3586 | (wpa_auth |= WPA_AUTH_PSK); | |
3587 | break; | |
3588 | default: | |
57d6e91a | 3589 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3590 | } |
3591 | offset++; | |
3592 | } | |
3593 | ||
3594 | if (is_rsn_ie) { | |
3595 | wme_bss_disable = 1; | |
3596 | if ((offset + RSN_CAP_LEN) <= len) { | |
3597 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3598 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3599 | wme_bss_disable = 0; | |
3600 | } | |
3601 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3602 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3603 | wme_bss_disable); |
1a873342 | 3604 | if (err < 0) { |
57d6e91a | 3605 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3606 | goto exit; |
3607 | } | |
3608 | } | |
3609 | /* FOR WPS , set SES_OW_ENABLED */ | |
3610 | wsec = (pval | gval | SES_OW_ENABLED); | |
3611 | ||
3612 | /* set auth */ | |
ac24be6f | 3613 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3614 | if (err < 0) { |
57d6e91a | 3615 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3616 | goto exit; |
3617 | } | |
3618 | /* set wsec */ | |
ac24be6f | 3619 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3620 | if (err < 0) { |
57d6e91a | 3621 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3622 | goto exit; |
3623 | } | |
3624 | /* set upper-layer auth */ | |
ac24be6f | 3625 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3626 | if (err < 0) { |
57d6e91a | 3627 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3628 | goto exit; |
3629 | } | |
3630 | ||
3631 | exit: | |
3632 | return err; | |
3633 | } | |
3634 | ||
3635 | static s32 | |
3082b9be | 3636 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3637 | struct parsed_vndr_ies *vndr_ies) |
3638 | { | |
1a873342 HM |
3639 | struct brcmf_vs_tlv *vndrie; |
3640 | struct brcmf_tlv *ie; | |
3641 | struct parsed_vndr_ie_info *parsed_info; | |
3642 | s32 remaining_len; | |
3643 | ||
3644 | remaining_len = (s32)vndr_ie_len; | |
3645 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3646 | ||
3647 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3648 | while (ie) { | |
3649 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3650 | goto next; | |
3651 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3652 | /* len should be bigger than OUI length + one */ | |
3653 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3654 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3655 | vndrie->len); | |
1a873342 HM |
3656 | goto next; |
3657 | } | |
3658 | /* if wpa or wme ie, do not add ie */ | |
3659 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3660 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3661 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3662 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3663 | goto next; |
3664 | } | |
3665 | ||
3666 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3667 | ||
3668 | /* save vndr ie information */ | |
3669 | parsed_info->ie_ptr = (char *)vndrie; | |
3670 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3671 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3672 | ||
3673 | vndr_ies->count++; | |
3674 | ||
d96b801f AS |
3675 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3676 | parsed_info->vndrie.oui[0], | |
3677 | parsed_info->vndrie.oui[1], | |
3678 | parsed_info->vndrie.oui[2], | |
3679 | parsed_info->vndrie.oui_type); | |
1a873342 | 3680 | |
9f440b7b | 3681 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3682 | break; |
3683 | next: | |
b41fc3d7 HM |
3684 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3685 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3686 | ie = NULL; |
3687 | else | |
b41fc3d7 HM |
3688 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3689 | TLV_HDR_LEN); | |
1a873342 | 3690 | } |
12f32370 | 3691 | return 0; |
1a873342 HM |
3692 | } |
3693 | ||
3694 | static u32 | |
3695 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3696 | { | |
3697 | ||
3698 | __le32 iecount_le; | |
3699 | __le32 pktflag_le; | |
3700 | ||
3701 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3702 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3703 | ||
3704 | iecount_le = cpu_to_le32(1); | |
3705 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3706 | ||
3707 | pktflag_le = cpu_to_le32(pktflag); | |
3708 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3709 | ||
3710 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3711 | ||
3712 | return ie_len + VNDR_IE_HDR_SIZE; | |
3713 | } | |
3714 | ||
1332e26e AS |
3715 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3716 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3717 | { |
1332e26e AS |
3718 | struct brcmf_if *ifp; |
3719 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3720 | s32 err = 0; |
3721 | u8 *iovar_ie_buf; | |
3722 | u8 *curr_ie_buf; | |
3723 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3724 | int mgmt_ie_buf_len; |
81118d16 | 3725 | u32 *mgmt_ie_len; |
1a873342 HM |
3726 | u32 del_add_ie_buf_len = 0; |
3727 | u32 total_ie_buf_len = 0; | |
3728 | u32 parsed_ie_buf_len = 0; | |
3729 | struct parsed_vndr_ies old_vndr_ies; | |
3730 | struct parsed_vndr_ies new_vndr_ies; | |
3731 | struct parsed_vndr_ie_info *vndrie_info; | |
3732 | s32 i; | |
3733 | u8 *ptr; | |
3e4f319d | 3734 | int remained_buf_len; |
1a873342 | 3735 | |
1332e26e AS |
3736 | if (!vif) |
3737 | return -ENODEV; | |
3738 | ifp = vif->ifp; | |
3739 | saved_ie = &vif->saved_ie; | |
3740 | ||
d96b801f | 3741 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3742 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3743 | if (!iovar_ie_buf) | |
3744 | return -ENOMEM; | |
3745 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3746 | switch (pktflag) { |
3747 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3748 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3749 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3750 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3751 | break; | |
3752 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3753 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3754 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3755 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3756 | break; | |
3757 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3758 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3759 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3760 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3761 | break; | |
3762 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3763 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3764 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3765 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3766 | break; | |
3767 | default: | |
3768 | err = -EPERM; | |
3769 | brcmf_err("not suitable type\n"); | |
3770 | goto exit; | |
1a873342 HM |
3771 | } |
3772 | ||
3773 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3774 | err = -ENOMEM; | |
57d6e91a | 3775 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3776 | goto exit; |
3777 | } | |
3778 | ||
3779 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3780 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3781 | ptr = curr_ie_buf; | |
3782 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3783 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3784 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3785 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3786 | vndrie_info->ie_len); | |
3787 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3788 | } | |
3789 | } | |
3790 | ||
b41fc3d7 | 3791 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3792 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3793 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3794 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3795 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3796 | goto exit; |
3797 | } | |
3798 | ||
3799 | /* parse old vndr_ie */ | |
3800 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3801 | ||
3802 | /* make a command to delete old ie */ | |
3803 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3804 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3805 | ||
d96b801f AS |
3806 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3807 | vndrie_info->vndrie.id, | |
3808 | vndrie_info->vndrie.len, | |
3809 | vndrie_info->vndrie.oui[0], | |
3810 | vndrie_info->vndrie.oui[1], | |
3811 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3812 | |
3813 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3814 | vndrie_info->ie_ptr, | |
3815 | vndrie_info->ie_len, | |
3816 | "del"); | |
3817 | curr_ie_buf += del_add_ie_buf_len; | |
3818 | total_ie_buf_len += del_add_ie_buf_len; | |
3819 | } | |
3820 | } | |
3821 | ||
3822 | *mgmt_ie_len = 0; | |
3823 | /* Add if there is any extra IE */ | |
3824 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3825 | ptr = mgmt_ie_buf; | |
3826 | ||
3827 | remained_buf_len = mgmt_ie_buf_len; | |
3828 | ||
3829 | /* make a command to add new ie */ | |
3830 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3831 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3832 | ||
b41fc3d7 HM |
3833 | /* verify remained buf size before copy data */ |
3834 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3835 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3836 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3837 | remained_buf_len); | |
b41fc3d7 HM |
3838 | break; |
3839 | } | |
3840 | remained_buf_len -= (vndrie_info->ie_len + | |
3841 | VNDR_IE_VSIE_OFFSET); | |
3842 | ||
d96b801f AS |
3843 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3844 | vndrie_info->vndrie.id, | |
3845 | vndrie_info->vndrie.len, | |
3846 | vndrie_info->vndrie.oui[0], | |
3847 | vndrie_info->vndrie.oui[1], | |
3848 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3849 | |
3850 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3851 | vndrie_info->ie_ptr, | |
3852 | vndrie_info->ie_len, | |
3853 | "add"); | |
1a873342 HM |
3854 | |
3855 | /* save the parsed IE in wl struct */ | |
3856 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3857 | vndrie_info->ie_len); | |
3858 | *mgmt_ie_len += vndrie_info->ie_len; | |
3859 | ||
3860 | curr_ie_buf += del_add_ie_buf_len; | |
3861 | total_ie_buf_len += del_add_ie_buf_len; | |
3862 | } | |
3863 | } | |
3864 | if (total_ie_buf_len) { | |
c1179033 | 3865 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3866 | total_ie_buf_len); |
1a873342 | 3867 | if (err) |
57d6e91a | 3868 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3869 | } |
3870 | ||
3871 | exit: | |
3872 | kfree(iovar_ie_buf); | |
3873 | return err; | |
3874 | } | |
3875 | ||
5f4f9f11 AS |
3876 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3877 | { | |
3878 | s32 pktflags[] = { | |
3879 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3880 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3881 | BRCMF_VNDR_IE_BEACON_FLAG | |
3882 | }; | |
3883 | int i; | |
3884 | ||
3885 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3886 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3887 | ||
3888 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3889 | return 0; | |
3890 | } | |
3891 | ||
a0f07959 HM |
3892 | static s32 |
3893 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3894 | struct cfg80211_beacon_data *beacon) | |
3895 | { | |
3896 | s32 err; | |
3897 | ||
3898 | /* Set Beacon IEs to FW */ | |
3899 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3900 | beacon->tail, beacon->tail_len); | |
3901 | if (err) { | |
3902 | brcmf_err("Set Beacon IE Failed\n"); | |
3903 | return err; | |
3904 | } | |
3905 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3906 | ||
3907 | /* Set Probe Response IEs to FW */ | |
3908 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3909 | beacon->proberesp_ies, | |
3910 | beacon->proberesp_ies_len); | |
3911 | if (err) | |
3912 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3913 | else | |
3914 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3915 | ||
3916 | return err; | |
3917 | } | |
3918 | ||
1a873342 HM |
3919 | static s32 |
3920 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3921 | struct cfg80211_ap_settings *settings) | |
3922 | { | |
3923 | s32 ie_offset; | |
1c9d30cf | 3924 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3925 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3926 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3927 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3928 | s32 err = -EPERM; |
4b5800fe JB |
3929 | const struct brcmf_tlv *rsn_ie; |
3930 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3931 | struct brcmf_join_params join_params; |
a0f07959 HM |
3932 | enum nl80211_iftype dev_role; |
3933 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3934 | u16 chanspec; |
a44aa400 | 3935 | bool mbss; |
1a873342 | 3936 | |
06c01585 AS |
3937 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3938 | settings->chandef.chan->hw_value, | |
3939 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3940 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3941 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3942 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3943 | settings->inactivity_timeout); | |
1a873342 | 3944 | |
426d0a56 | 3945 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 3946 | mbss = ifp->vif->mbss; |
1a873342 HM |
3947 | |
3948 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3949 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3950 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3951 | ssid_ie = brcmf_parse_tlvs( | |
3952 | (u8 *)&settings->beacon.head[ie_offset], | |
3953 | settings->beacon.head_len - ie_offset, | |
3954 | WLAN_EID_SSID); | |
3955 | if (!ssid_ie) | |
3956 | return -EINVAL; | |
3957 | ||
3958 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3959 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3960 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3961 | } else { |
3962 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3963 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3964 | } | |
3965 | ||
a44aa400 HM |
3966 | if (!mbss) { |
3967 | brcmf_set_mpc(ifp, 0); | |
3968 | brcmf_configure_arp_offload(ifp, false); | |
3969 | } | |
1a873342 HM |
3970 | |
3971 | /* find the RSN_IE */ | |
3972 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3973 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3974 | ||
3975 | /* find the WPA_IE */ | |
3976 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3977 | settings->beacon.tail_len); | |
3978 | ||
1a873342 | 3979 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3980 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3981 | if (wpa_ie != NULL) { |
3982 | /* WPA IE */ | |
a44aa400 | 3983 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
3984 | if (err < 0) |
3985 | goto exit; | |
1a873342 | 3986 | } else { |
a44aa400 HM |
3987 | struct brcmf_vs_tlv *tmp_ie; |
3988 | ||
3989 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
3990 | ||
1a873342 | 3991 | /* RSN IE */ |
a44aa400 | 3992 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
3993 | if (err < 0) |
3994 | goto exit; | |
1a873342 | 3995 | } |
1a873342 | 3996 | } else { |
d96b801f | 3997 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3998 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3999 | } |
1a873342 | 4000 | |
a0f07959 | 4001 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4002 | |
a44aa400 HM |
4003 | if (!mbss) { |
4004 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4005 | &settings->chandef); | |
4006 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4007 | if (err < 0) { |
a44aa400 HM |
4008 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4009 | chanspec, err); | |
1a873342 HM |
4010 | goto exit; |
4011 | } | |
a44aa400 HM |
4012 | |
4013 | if (settings->beacon_interval) { | |
4014 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4015 | settings->beacon_interval); | |
4016 | if (err < 0) { | |
4017 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4018 | err); | |
4019 | goto exit; | |
4020 | } | |
4021 | } | |
4022 | if (settings->dtim_period) { | |
4023 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4024 | settings->dtim_period); | |
4025 | if (err < 0) { | |
4026 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4027 | goto exit; | |
4028 | } | |
1a873342 | 4029 | } |
a0f07959 | 4030 | |
a44aa400 HM |
4031 | if (dev_role == NL80211_IFTYPE_AP) { |
4032 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4033 | if (err < 0) { | |
4034 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4035 | goto exit; | |
4036 | } | |
4037 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4038 | } | |
4039 | ||
4040 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4041 | if (err < 0) { |
a44aa400 | 4042 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4043 | goto exit; |
4044 | } | |
1a873342 | 4045 | } |
a0f07959 | 4046 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4047 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4048 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4049 | ||
a0f07959 HM |
4050 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4051 | if (err < 0) { | |
4052 | brcmf_err("setting AP mode failed %d\n", err); | |
4053 | goto exit; | |
4054 | } | |
4055 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4056 | if (err < 0) { | |
4057 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4058 | goto exit; | |
4059 | } | |
4060 | ||
4061 | memset(&join_params, 0, sizeof(join_params)); | |
4062 | /* join parameters starts with ssid */ | |
4063 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4064 | /* create softap */ | |
4065 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4066 | &join_params, sizeof(join_params)); | |
4067 | if (err < 0) { | |
4068 | brcmf_err("SET SSID error (%d)\n", err); | |
4069 | goto exit; | |
4070 | } | |
4071 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4072 | } else { | |
4073 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4074 | sizeof(ssid_le)); | |
4075 | if (err < 0) { | |
4076 | brcmf_err("setting ssid failed %d\n", err); | |
4077 | goto exit; | |
4078 | } | |
4079 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4080 | bss_enable.enable = cpu_to_le32(1); | |
4081 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4082 | sizeof(bss_enable)); | |
4083 | if (err < 0) { | |
4084 | brcmf_err("bss_enable config failed %d\n", err); | |
4085 | goto exit; | |
4086 | } | |
4087 | ||
4088 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4089 | } | |
c1179033 AS |
4090 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4091 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4092 | |
4093 | exit: | |
a44aa400 | 4094 | if ((err) && (!mbss)) { |
f96aa07e | 4095 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4096 | brcmf_configure_arp_offload(ifp, true); |
4097 | } | |
1a873342 HM |
4098 | return err; |
4099 | } | |
4100 | ||
4101 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4102 | { | |
c1179033 | 4103 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4104 | s32 err; |
426d0a56 | 4105 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4106 | struct brcmf_join_params join_params; |
1a873342 | 4107 | |
d96b801f | 4108 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4109 | |
426d0a56 | 4110 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4111 | /* Due to most likely deauths outstanding we sleep */ |
4112 | /* first to make sure they get processed by fw. */ | |
4113 | msleep(400); | |
5c33a942 | 4114 | |
a44aa400 HM |
4115 | if (ifp->vif->mbss) { |
4116 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4117 | return err; | |
4118 | } | |
4119 | ||
5c33a942 HM |
4120 | memset(&join_params, 0, sizeof(join_params)); |
4121 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4122 | &join_params, sizeof(join_params)); | |
4123 | if (err < 0) | |
4124 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4125 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4126 | if (err < 0) |
a44aa400 | 4127 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4128 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4129 | if (err < 0) | |
4130 | brcmf_err("setting AP mode failed %d\n", err); | |
4131 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4132 | if (err < 0) | |
4133 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4134 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4135 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
4136 | /* Bring device back up so it can be used again */ | |
4137 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4138 | if (err < 0) | |
4139 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 HM |
4140 | } else { |
4141 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4142 | bss_enable.enable = cpu_to_le32(0); | |
4143 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4144 | sizeof(bss_enable)); | |
4145 | if (err < 0) | |
4146 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4147 | } |
f96aa07e | 4148 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4149 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
4150 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4151 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
4152 | ||
1a873342 HM |
4153 | return err; |
4154 | } | |
4155 | ||
a0f07959 HM |
4156 | static s32 |
4157 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4158 | struct cfg80211_beacon_data *info) | |
4159 | { | |
a0f07959 HM |
4160 | struct brcmf_if *ifp = netdev_priv(ndev); |
4161 | s32 err; | |
4162 | ||
4163 | brcmf_dbg(TRACE, "Enter\n"); | |
4164 | ||
a0f07959 HM |
4165 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4166 | ||
4167 | return err; | |
4168 | } | |
4169 | ||
1a873342 HM |
4170 | static int |
4171 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4172 | struct station_del_parameters *params) |
1a873342 | 4173 | { |
a0f07959 | 4174 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4175 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4176 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4177 | s32 err; |
4178 | ||
89c771e5 | 4179 | if (!params->mac) |
1a873342 HM |
4180 | return -EFAULT; |
4181 | ||
89c771e5 | 4182 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4183 | |
a0f07959 HM |
4184 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4185 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4186 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4187 | return -EIO; |
4188 | ||
89c771e5 | 4189 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
1a873342 | 4190 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); |
0abb5f21 | 4191 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4192 | &scbval, sizeof(scbval)); |
1a873342 | 4193 | if (err) |
57d6e91a | 4194 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4195 | |
d96b801f | 4196 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4197 | return err; |
4198 | } | |
4199 | ||
0de8aace HM |
4200 | |
4201 | static void | |
4202 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4203 | struct wireless_dev *wdev, | |
4204 | u16 frame_type, bool reg) | |
4205 | { | |
7fa2e352 | 4206 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4207 | u16 mgmt_type; |
4208 | ||
4209 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4210 | ||
4211 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4212 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4213 | if (reg) |
4214 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4215 | else | |
318a64ce | 4216 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4217 | } |
4218 | ||
4219 | ||
4220 | static int | |
4221 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4222 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4223 | { |
4224 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4225 | struct ieee80211_channel *chan = params->chan; |
4226 | const u8 *buf = params->buf; | |
4227 | size_t len = params->len; | |
0de8aace HM |
4228 | const struct ieee80211_mgmt *mgmt; |
4229 | struct brcmf_cfg80211_vif *vif; | |
4230 | s32 err = 0; | |
4231 | s32 ie_offset; | |
4232 | s32 ie_len; | |
18e2f61d HM |
4233 | struct brcmf_fil_action_frame_le *action_frame; |
4234 | struct brcmf_fil_af_params_le *af_params; | |
4235 | bool ack; | |
4236 | s32 chan_nr; | |
c2ff8cad | 4237 | u32 freq; |
0de8aace HM |
4238 | |
4239 | brcmf_dbg(TRACE, "Enter\n"); | |
4240 | ||
4241 | *cookie = 0; | |
4242 | ||
4243 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4244 | ||
a0f07959 HM |
4245 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4246 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4247 | return -EPERM; | |
4248 | } | |
0de8aace | 4249 | |
c2ff8cad AQ |
4250 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4251 | ||
a0f07959 HM |
4252 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4253 | /* Right now the only reason to get a probe response */ | |
4254 | /* is for p2p listen response or for p2p GO from */ | |
4255 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4256 | /* on primary ndev, while dongle wants it on the p2p */ | |
4257 | /* vif. Since this is only reason for a probe */ | |
4258 | /* response to be sent, the vif is taken from cfg. */ | |
4259 | /* If ever desired to send proberesp for non p2p */ | |
4260 | /* response then data should be checked for */ | |
4261 | /* "DIRECT-". Note in future supplicant will take */ | |
4262 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4263 | /* is not needed anymore. */ | |
4264 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4265 | DOT11_BCN_PRB_FIXED_LEN; | |
4266 | ie_len = len - ie_offset; | |
a0f07959 | 4267 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4268 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4269 | err = brcmf_vif_set_mgmt_ie(vif, |
4270 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4271 | &buf[ie_offset], | |
4272 | ie_len); | |
4273 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4274 | GFP_KERNEL); | |
18e2f61d HM |
4275 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4276 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4277 | if (af_params == NULL) { | |
4278 | brcmf_err("unable to allocate frame\n"); | |
4279 | err = -ENOMEM; | |
4280 | goto exit; | |
4281 | } | |
4282 | action_frame = &af_params->action_frame; | |
4283 | /* Add the packet Id */ | |
4284 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4285 | /* Add BSSID */ | |
4286 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4287 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4288 | /* Add the length exepted for 802.11 header */ | |
4289 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4290 | /* Add the channel. Use the one specified as parameter if any or |
4291 | * the current one (got from the firmware) otherwise | |
4292 | */ | |
4293 | if (chan) | |
4294 | freq = chan->center_freq; | |
4295 | else | |
4296 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4297 | &freq); | |
4298 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4299 | af_params->channel = cpu_to_le32(chan_nr); |
4300 | ||
4301 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4302 | le16_to_cpu(action_frame->len)); | |
4303 | ||
4304 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4305 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4306 | |
7fa2e352 | 4307 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4308 | af_params); |
4309 | ||
4310 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4311 | GFP_KERNEL); | |
4312 | kfree(af_params); | |
a0f07959 HM |
4313 | } else { |
4314 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4315 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4316 | } |
a0f07959 | 4317 | |
18e2f61d | 4318 | exit: |
0de8aace HM |
4319 | return err; |
4320 | } | |
4321 | ||
4322 | ||
4323 | static int | |
4324 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4325 | struct wireless_dev *wdev, | |
4326 | u64 cookie) | |
4327 | { | |
4328 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4329 | struct brcmf_cfg80211_vif *vif; | |
4330 | int err = 0; | |
4331 | ||
4332 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4333 | ||
4334 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4335 | if (vif == NULL) { | |
4336 | brcmf_err("No p2p device available for probe response\n"); | |
4337 | err = -ENODEV; | |
4338 | goto exit; | |
4339 | } | |
4340 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4341 | exit: | |
4342 | return err; | |
4343 | } | |
4344 | ||
61730d4d PH |
4345 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4346 | struct wireless_dev *wdev, | |
4347 | enum nl80211_crit_proto_id proto, | |
4348 | u16 duration) | |
4349 | { | |
4350 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4351 | struct brcmf_cfg80211_vif *vif; | |
4352 | ||
4353 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4354 | ||
4355 | /* only DHCP support for now */ | |
4356 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4357 | return -EINVAL; | |
4358 | ||
4359 | /* suppress and abort scanning */ | |
4360 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4361 | brcmf_abort_scanning(cfg); | |
4362 | ||
4363 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4364 | } | |
4365 | ||
4366 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4367 | struct wireless_dev *wdev) | |
4368 | { | |
4369 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4370 | struct brcmf_cfg80211_vif *vif; | |
4371 | ||
4372 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4373 | ||
4374 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4375 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4376 | } | |
4377 | ||
70b7d94b HM |
4378 | static s32 |
4379 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4380 | const struct brcmf_event_msg *e, void *data) | |
4381 | { | |
4382 | switch (e->reason) { | |
4383 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4384 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4385 | break; | |
4386 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4387 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4388 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4389 | break; | |
4390 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4391 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4392 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4393 | break; | |
4394 | } | |
4395 | ||
4396 | return 0; | |
4397 | } | |
4398 | ||
89c2f382 AS |
4399 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4400 | { | |
4401 | int ret; | |
4402 | ||
4403 | switch (oper) { | |
4404 | case NL80211_TDLS_DISCOVERY_REQ: | |
4405 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4406 | break; | |
4407 | case NL80211_TDLS_SETUP: | |
4408 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4409 | break; | |
4410 | case NL80211_TDLS_TEARDOWN: | |
4411 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4412 | break; | |
4413 | default: | |
4414 | brcmf_err("unsupported operation: %d\n", oper); | |
4415 | ret = -EOPNOTSUPP; | |
4416 | } | |
4417 | return ret; | |
4418 | } | |
4419 | ||
4420 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4421 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4422 | enum nl80211_tdls_operation oper) |
4423 | { | |
4424 | struct brcmf_if *ifp; | |
4425 | struct brcmf_tdls_iovar_le info; | |
4426 | int ret = 0; | |
4427 | ||
4428 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4429 | if (ret < 0) | |
4430 | return ret; | |
4431 | ||
4432 | ifp = netdev_priv(ndev); | |
4433 | memset(&info, 0, sizeof(info)); | |
4434 | info.mode = (u8)ret; | |
4435 | if (peer) | |
4436 | memcpy(info.ea, peer, ETH_ALEN); | |
4437 | ||
4438 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4439 | &info, sizeof(info)); | |
4440 | if (ret < 0) | |
4441 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4442 | ||
4443 | return ret; | |
4444 | } | |
4445 | ||
5b435de0 | 4446 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4447 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4448 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4449 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4450 | .scan = brcmf_cfg80211_scan, | |
4451 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4452 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4453 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4454 | .get_station = brcmf_cfg80211_get_station, | |
4455 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4456 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4457 | .add_key = brcmf_cfg80211_add_key, | |
4458 | .del_key = brcmf_cfg80211_del_key, | |
4459 | .get_key = brcmf_cfg80211_get_key, | |
4460 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4461 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4462 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4463 | .connect = brcmf_cfg80211_connect, |
4464 | .disconnect = brcmf_cfg80211_disconnect, | |
4465 | .suspend = brcmf_cfg80211_suspend, | |
4466 | .resume = brcmf_cfg80211_resume, | |
4467 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4468 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4469 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4470 | .start_ap = brcmf_cfg80211_start_ap, |
4471 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4472 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4473 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4474 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4475 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4476 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4477 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4478 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4479 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4480 | .start_p2p_device = brcmf_p2p_start_device, |
4481 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4482 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4483 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4484 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4485 | }; |
4486 | ||
3eacf866 | 4487 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4488 | enum nl80211_iftype type, |
4489 | bool pm_block) | |
3eacf866 | 4490 | { |
a44aa400 | 4491 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4492 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4493 | bool mbss; |
5b435de0 | 4494 | |
33a6b157 | 4495 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4496 | sizeof(*vif)); |
3eacf866 AS |
4497 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4498 | if (!vif) | |
4499 | return ERR_PTR(-ENOMEM); | |
4500 | ||
4501 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4502 | vif->wdev.iftype = type; |
5b435de0 | 4503 | |
3eacf866 AS |
4504 | vif->pm_block = pm_block; |
4505 | vif->roam_off = -1; | |
4506 | ||
6ac4f4ed AS |
4507 | brcmf_init_prof(&vif->profile); |
4508 | ||
a44aa400 HM |
4509 | if (type == NL80211_IFTYPE_AP) { |
4510 | mbss = false; | |
4511 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4512 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4513 | mbss = true; | |
4514 | break; | |
4515 | } | |
4516 | } | |
4517 | vif->mbss = mbss; | |
4518 | } | |
4519 | ||
3eacf866 | 4520 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4521 | return vif; |
5b435de0 AS |
4522 | } |
4523 | ||
427dec5f | 4524 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4525 | { |
3eacf866 | 4526 | list_del(&vif->list); |
3eacf866 | 4527 | kfree(vif); |
5b435de0 AS |
4528 | } |
4529 | ||
9df4d542 AS |
4530 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4531 | { | |
4532 | struct brcmf_cfg80211_vif *vif; | |
4533 | struct brcmf_if *ifp; | |
4534 | ||
4535 | ifp = netdev_priv(ndev); | |
4536 | vif = ifp->vif; | |
4537 | ||
4538 | brcmf_free_vif(vif); | |
4539 | free_netdev(ndev); | |
4540 | } | |
4541 | ||
903e0eee | 4542 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4543 | { |
5c36b99a AS |
4544 | u32 event = e->event_code; |
4545 | u32 status = e->status; | |
5b435de0 AS |
4546 | |
4547 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4548 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4549 | return true; |
4550 | } | |
4551 | ||
4552 | return false; | |
4553 | } | |
4554 | ||
903e0eee | 4555 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4556 | { |
5c36b99a AS |
4557 | u32 event = e->event_code; |
4558 | u16 flags = e->flags; | |
5b435de0 | 4559 | |
68ca395f HM |
4560 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4561 | (event == BRCMF_E_DISASSOC_IND) || | |
4562 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4563 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4564 | return true; |
4565 | } | |
4566 | return false; | |
4567 | } | |
4568 | ||
27a68fe3 | 4569 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4570 | const struct brcmf_event_msg *e) |
4571 | { | |
5c36b99a AS |
4572 | u32 event = e->event_code; |
4573 | u32 status = e->status; | |
5b435de0 AS |
4574 | |
4575 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4576 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4577 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4578 | return true; |
4579 | } | |
4580 | ||
4581 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4582 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4583 | return true; |
4584 | } | |
4585 | ||
4586 | return false; | |
4587 | } | |
4588 | ||
27a68fe3 | 4589 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4590 | { |
27a68fe3 | 4591 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4592 | |
4593 | kfree(conn_info->req_ie); | |
4594 | conn_info->req_ie = NULL; | |
4595 | conn_info->req_ie_len = 0; | |
4596 | kfree(conn_info->resp_ie); | |
4597 | conn_info->resp_ie = NULL; | |
4598 | conn_info->resp_ie_len = 0; | |
4599 | } | |
4600 | ||
89286dc9 HM |
4601 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4602 | struct brcmf_if *ifp) | |
5b435de0 | 4603 | { |
c4e382d2 | 4604 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4605 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4606 | u32 req_len; |
4607 | u32 resp_len; | |
4608 | s32 err = 0; | |
4609 | ||
27a68fe3 | 4610 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4611 | |
ac24be6f AS |
4612 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4613 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4614 | if (err) { |
57d6e91a | 4615 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4616 | return err; |
4617 | } | |
c4e382d2 | 4618 | assoc_info = |
27a68fe3 | 4619 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4620 | req_len = le32_to_cpu(assoc_info->req_len); |
4621 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4622 | if (req_len) { |
ac24be6f | 4623 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4624 | cfg->extra_buf, |
4625 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4626 | if (err) { |
57d6e91a | 4627 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4628 | return err; |
4629 | } | |
4630 | conn_info->req_ie_len = req_len; | |
4631 | conn_info->req_ie = | |
27a68fe3 | 4632 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4633 | GFP_KERNEL); |
4634 | } else { | |
4635 | conn_info->req_ie_len = 0; | |
4636 | conn_info->req_ie = NULL; | |
4637 | } | |
4638 | if (resp_len) { | |
ac24be6f | 4639 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4640 | cfg->extra_buf, |
4641 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4642 | if (err) { |
57d6e91a | 4643 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4644 | return err; |
4645 | } | |
4646 | conn_info->resp_ie_len = resp_len; | |
4647 | conn_info->resp_ie = | |
27a68fe3 | 4648 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4649 | GFP_KERNEL); |
4650 | } else { | |
4651 | conn_info->resp_ie_len = 0; | |
4652 | conn_info->resp_ie = NULL; | |
4653 | } | |
16886735 AS |
4654 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4655 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4656 | |
4657 | return err; | |
4658 | } | |
4659 | ||
4660 | static s32 | |
27a68fe3 | 4661 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4662 | struct net_device *ndev, |
4663 | const struct brcmf_event_msg *e) | |
4664 | { | |
c1179033 AS |
4665 | struct brcmf_if *ifp = netdev_priv(ndev); |
4666 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4667 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4668 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4669 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4670 | struct ieee80211_supported_band *band; |
a180b83b | 4671 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4672 | struct brcmu_chan ch; |
5b435de0 AS |
4673 | u32 freq; |
4674 | s32 err = 0; | |
a180b83b | 4675 | u8 *buf; |
5b435de0 | 4676 | |
d96b801f | 4677 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4678 | |
89286dc9 | 4679 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4680 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4681 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4682 | |
a180b83b FL |
4683 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4684 | if (buf == NULL) { | |
4685 | err = -ENOMEM; | |
4686 | goto done; | |
4687 | } | |
4688 | ||
4689 | /* data sent to dongle has to be little endian */ | |
4690 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4691 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4692 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4693 | |
4694 | if (err) | |
4695 | goto done; | |
5b435de0 | 4696 | |
a180b83b | 4697 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4698 | ch.chspec = le16_to_cpu(bi->chanspec); |
4699 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4700 | |
83cf17aa | 4701 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4702 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4703 | else | |
4704 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4705 | ||
83cf17aa | 4706 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4707 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4708 | ||
a180b83b FL |
4709 | done: |
4710 | kfree(buf); | |
06bb123e | 4711 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4712 | conn_info->req_ie, conn_info->req_ie_len, |
4713 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4714 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4715 | |
c1179033 | 4716 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4717 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4718 | return err; |
4719 | } | |
4720 | ||
4721 | static s32 | |
27a68fe3 | 4722 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4723 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4724 | bool completed) | |
4725 | { | |
c1179033 AS |
4726 | struct brcmf_if *ifp = netdev_priv(ndev); |
4727 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4728 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4729 | |
d96b801f | 4730 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4731 | |
c1179033 AS |
4732 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4733 | &ifp->vif->sme_state)) { | |
5b435de0 | 4734 | if (completed) { |
89286dc9 | 4735 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4736 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4737 | brcmf_update_bss_info(cfg, ifp); |
4738 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4739 | &ifp->vif->sme_state); | |
5b435de0 AS |
4740 | } |
4741 | cfg80211_connect_result(ndev, | |
06bb123e | 4742 | (u8 *)profile->bssid, |
5b435de0 AS |
4743 | conn_info->req_ie, |
4744 | conn_info->req_ie_len, | |
4745 | conn_info->resp_ie, | |
4746 | conn_info->resp_ie_len, | |
4747 | completed ? WLAN_STATUS_SUCCESS : | |
4748 | WLAN_STATUS_AUTH_TIMEOUT, | |
4749 | GFP_KERNEL); | |
16886735 AS |
4750 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4751 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4752 | } |
d96b801f | 4753 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4754 | return 0; |
5b435de0 AS |
4755 | } |
4756 | ||
4757 | static s32 | |
27a68fe3 | 4758 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4759 | struct net_device *ndev, |
4760 | const struct brcmf_event_msg *e, void *data) | |
4761 | { | |
a44aa400 | 4762 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 4763 | static int generation; |
5c36b99a AS |
4764 | u32 event = e->event_code; |
4765 | u32 reason = e->reason; | |
1a873342 HM |
4766 | struct station_info sinfo; |
4767 | ||
16886735 | 4768 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4769 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4770 | ndev != cfg_to_ndev(cfg)) { | |
4771 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4772 | complete(&cfg->vif_disabled); | |
a44aa400 HM |
4773 | if (ifp->vif->mbss) |
4774 | brcmf_remove_interface(ifp->drvr, ifp->bssidx); | |
5f4f9f11 AS |
4775 | return 0; |
4776 | } | |
1a873342 | 4777 | |
1a873342 | 4778 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4779 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4780 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4781 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4782 | if (!data) { | |
57d6e91a | 4783 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4784 | return -EINVAL; |
4785 | } | |
4786 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4787 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4788 | generation++; |
4789 | sinfo.generation = generation; | |
7ee29602 | 4790 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4791 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4792 | (event == BRCMF_E_DEAUTH_IND) || | |
4793 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4794 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4795 | } |
7ee29602 | 4796 | return 0; |
1a873342 HM |
4797 | } |
4798 | ||
5b435de0 | 4799 | static s32 |
1993732e | 4800 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4801 | const struct brcmf_event_msg *e, void *data) |
4802 | { | |
1993732e AS |
4803 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4804 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4805 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4806 | struct ieee80211_channel *chan; |
5b435de0 AS |
4807 | s32 err = 0; |
4808 | ||
8851cce0 HM |
4809 | if ((e->event_code == BRCMF_E_DEAUTH) || |
4810 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
4811 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
4812 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
4813 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4814 | } | |
4815 | ||
967fe2c8 | 4816 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4817 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4818 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4819 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4820 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4821 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4822 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4823 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4824 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4825 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4826 | &ifp->vif->sme_state); | |
4827 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4828 | &ifp->vif->sme_state); | |
5b435de0 | 4829 | } else |
27a68fe3 | 4830 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4831 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4832 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4833 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4834 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4835 | } |
903e0eee | 4836 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4837 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4838 | if (ndev != cfg_to_ndev(cfg)) |
4839 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4840 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4841 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4842 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4843 | &ifp->vif->sme_state); | |
5b435de0 | 4844 | else |
27a68fe3 | 4845 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4846 | } |
4847 | ||
4848 | return err; | |
4849 | } | |
4850 | ||
4851 | static s32 | |
1993732e | 4852 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4853 | const struct brcmf_event_msg *e, void *data) |
4854 | { | |
1993732e | 4855 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4856 | u32 event = e->event_code; |
4857 | u32 status = e->status; | |
5b435de0 AS |
4858 | |
4859 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4860 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4861 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4862 | else |
1993732e | 4863 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4864 | } |
4865 | ||
12f32370 | 4866 | return 0; |
5b435de0 AS |
4867 | } |
4868 | ||
4869 | static s32 | |
1993732e | 4870 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4871 | const struct brcmf_event_msg *e, void *data) |
4872 | { | |
5c36b99a | 4873 | u16 flags = e->flags; |
5b435de0 AS |
4874 | enum nl80211_key_type key_type; |
4875 | ||
4876 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4877 | key_type = NL80211_KEYTYPE_GROUP; | |
4878 | else | |
4879 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4880 | ||
1993732e | 4881 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4882 | NULL, GFP_KERNEL); |
4883 | ||
4884 | return 0; | |
4885 | } | |
4886 | ||
d3c0b633 AS |
4887 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4888 | const struct brcmf_event_msg *e, void *data) | |
4889 | { | |
4890 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4891 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4892 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4893 | struct brcmf_cfg80211_vif *vif; | |
4894 | ||
4895 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4896 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4897 | ifevent->bssidx); | |
4898 | ||
d3c0b633 AS |
4899 | mutex_lock(&event->vif_event_lock); |
4900 | event->action = ifevent->action; | |
4901 | vif = event->vif; | |
4902 | ||
4903 | switch (ifevent->action) { | |
4904 | case BRCMF_E_IF_ADD: | |
4905 | /* waiting process may have timed out */ | |
dc4a787c WY |
4906 | if (!cfg->vif_event.vif) { |
4907 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4908 | return -EBADF; |
dc4a787c | 4909 | } |
d3c0b633 AS |
4910 | |
4911 | ifp->vif = vif; | |
4912 | vif->ifp = ifp; | |
01b8e7db AS |
4913 | if (ifp->ndev) { |
4914 | vif->wdev.netdev = ifp->ndev; | |
4915 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4916 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4917 | } | |
d3c0b633 AS |
4918 | mutex_unlock(&event->vif_event_lock); |
4919 | wake_up(&event->vif_wq); | |
4b3a89de | 4920 | return 0; |
d3c0b633 AS |
4921 | |
4922 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4923 | mutex_unlock(&event->vif_event_lock); |
4924 | /* event may not be upon user request */ | |
4925 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4926 | wake_up(&event->vif_wq); | |
4927 | return 0; | |
4928 | ||
7a5c1f64 HM |
4929 | case BRCMF_E_IF_CHANGE: |
4930 | mutex_unlock(&event->vif_event_lock); | |
4931 | wake_up(&event->vif_wq); | |
4932 | return 0; | |
4933 | ||
d3c0b633 AS |
4934 | default: |
4935 | mutex_unlock(&event->vif_event_lock); | |
4936 | break; | |
4937 | } | |
4938 | return -EINVAL; | |
4939 | } | |
4940 | ||
5b435de0 AS |
4941 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4942 | { | |
5b435de0 AS |
4943 | conf->frag_threshold = (u32)-1; |
4944 | conf->rts_threshold = (u32)-1; | |
4945 | conf->retry_short = (u32)-1; | |
4946 | conf->retry_long = (u32)-1; | |
4947 | conf->tx_power = -1; | |
4948 | } | |
4949 | ||
5c36b99a | 4950 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4951 | { |
5c36b99a AS |
4952 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4953 | brcmf_notify_connect_status); | |
4954 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4955 | brcmf_notify_connect_status); | |
4956 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4957 | brcmf_notify_connect_status); | |
4958 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4959 | brcmf_notify_connect_status); | |
4960 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4961 | brcmf_notify_connect_status); | |
4962 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4963 | brcmf_notify_connect_status); | |
4964 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4965 | brcmf_notify_roaming_status); | |
4966 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4967 | brcmf_notify_mic_status); | |
4968 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4969 | brcmf_notify_connect_status); | |
4970 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4971 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4972 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4973 | brcmf_notify_vif_event); | |
0de8aace | 4974 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4975 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4976 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4977 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4978 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4979 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4980 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4981 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4982 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4983 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4984 | } |
4985 | ||
27a68fe3 AS |
4986 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4987 | { | |
27a68fe3 AS |
4988 | kfree(cfg->conf); |
4989 | cfg->conf = NULL; | |
27a68fe3 AS |
4990 | kfree(cfg->escan_ioctl_buf); |
4991 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4992 | kfree(cfg->extra_buf); |
4993 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4994 | kfree(cfg->pmk_list); |
4995 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4996 | } |
4997 | ||
4998 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4999 | { | |
27a68fe3 AS |
5000 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5001 | if (!cfg->conf) | |
5b435de0 | 5002 | goto init_priv_mem_out; |
27a68fe3 AS |
5003 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5004 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5005 | goto init_priv_mem_out; |
27a68fe3 AS |
5006 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5007 | if (!cfg->extra_buf) | |
5b435de0 | 5008 | goto init_priv_mem_out; |
27a68fe3 AS |
5009 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
5010 | if (!cfg->pmk_list) | |
5b435de0 AS |
5011 | goto init_priv_mem_out; |
5012 | ||
5013 | return 0; | |
5014 | ||
5015 | init_priv_mem_out: | |
27a68fe3 | 5016 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5017 | |
5018 | return -ENOMEM; | |
5019 | } | |
5020 | ||
27a68fe3 | 5021 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5022 | { |
5023 | s32 err = 0; | |
5024 | ||
27a68fe3 AS |
5025 | cfg->scan_request = NULL; |
5026 | cfg->pwr_save = true; | |
68ca395f HM |
5027 | cfg->active_scan = true; /* we do active scan per default */ |
5028 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5029 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5030 | if (err) |
5031 | return err; | |
5c36b99a | 5032 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5033 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5034 | brcmf_init_escan(cfg); |
5035 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5036 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5037 | return err; |
5038 | } | |
5039 | ||
27a68fe3 | 5040 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5041 | { |
27a68fe3 | 5042 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5043 | brcmf_abort_scanning(cfg); |
5044 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5045 | } |
5046 | ||
d3c0b633 AS |
5047 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5048 | { | |
5049 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5050 | mutex_init(&event->vif_event_lock); |
5051 | } | |
5052 | ||
5b435de0 | 5053 | static s32 |
68ca395f | 5054 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5055 | { |
5b435de0 | 5056 | s32 err = 0; |
f588bc0c AS |
5057 | __le32 roamtrigger[2]; |
5058 | __le32 roam_delta[2]; | |
5b435de0 AS |
5059 | |
5060 | /* | |
5061 | * Setup timeout if Beacons are lost and roam is | |
5062 | * off to report link down | |
5063 | */ | |
68ca395f | 5064 | if (brcmf_roamoff) { |
ac24be6f | 5065 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5066 | if (err) { |
57d6e91a | 5067 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5068 | goto dongle_rom_out; |
5069 | } | |
5070 | } | |
5071 | ||
5072 | /* | |
5073 | * Enable/Disable built-in roaming to allow supplicant | |
5074 | * to take care of roaming | |
5075 | */ | |
68ca395f HM |
5076 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5077 | brcmf_roamoff ? "Off" : "On"); | |
5078 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5079 | if (err) { |
57d6e91a | 5080 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5081 | goto dongle_rom_out; |
5082 | } | |
5083 | ||
f588bc0c AS |
5084 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5085 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5086 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5087 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5088 | if (err) { |
57d6e91a | 5089 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5090 | goto dongle_rom_out; |
5091 | } | |
5092 | ||
f588bc0c AS |
5093 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5094 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5095 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5096 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5097 | if (err) { |
57d6e91a | 5098 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5099 | goto dongle_rom_out; |
5100 | } | |
5101 | ||
5102 | dongle_rom_out: | |
5103 | return err; | |
5104 | } | |
5105 | ||
5106 | static s32 | |
40a23296 | 5107 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5108 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5109 | { |
5110 | s32 err = 0; | |
5111 | ||
ac24be6f | 5112 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5113 | scan_assoc_time); |
5b435de0 AS |
5114 | if (err) { |
5115 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5116 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5117 | else |
57d6e91a | 5118 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5119 | goto dongle_scantime_out; |
5120 | } | |
ac24be6f | 5121 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5122 | scan_unassoc_time); |
5b435de0 AS |
5123 | if (err) { |
5124 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5125 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5126 | else |
57d6e91a | 5127 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5128 | goto dongle_scantime_out; |
5129 | } | |
5130 | ||
ac24be6f | 5131 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5132 | scan_passive_time); |
5b435de0 AS |
5133 | if (err) { |
5134 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5135 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5136 | else |
57d6e91a | 5137 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5138 | goto dongle_scantime_out; |
5139 | } | |
5140 | ||
5141 | dongle_scantime_out: | |
5142 | return err; | |
5143 | } | |
5144 | ||
b48d8916 AS |
5145 | /* Filter the list of channels received from firmware counting only |
5146 | * the 20MHz channels. The wiphy band data only needs those which get | |
5147 | * flagged to indicate if they can take part in higher bandwidth. | |
5148 | */ | |
5149 | static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info *cfg, | |
5150 | struct brcmf_chanspec_list *chlist, | |
5151 | u32 chcnt[]) | |
5152 | { | |
5153 | u32 total = le32_to_cpu(chlist->count); | |
5154 | struct brcmu_chan ch; | |
5155 | int i; | |
5156 | ||
f8adaf0a | 5157 | for (i = 0; i < total; i++) { |
b48d8916 AS |
5158 | ch.chspec = (u16)le32_to_cpu(chlist->element[i]); |
5159 | cfg->d11inf.decchspec(&ch); | |
5160 | ||
5161 | /* Firmware gives a ordered list. We skip non-20MHz | |
5162 | * channels is 2G. For 5G we can abort upon reaching | |
5163 | * a non-20MHz channel in the list. | |
5164 | */ | |
5165 | if (ch.bw != BRCMU_CHAN_BW_20) { | |
5166 | if (ch.band == BRCMU_CHAN_BAND_5G) | |
5167 | break; | |
5168 | else | |
5169 | continue; | |
5170 | } | |
5171 | ||
5172 | if (ch.band == BRCMU_CHAN_BAND_2G) | |
5173 | chcnt[0] += 1; | |
5174 | else if (ch.band == BRCMU_CHAN_BAND_5G) | |
5175 | chcnt[1] += 1; | |
5176 | } | |
5177 | } | |
5178 | ||
5179 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, | |
5180 | struct brcmu_chan *ch) | |
5181 | { | |
5182 | u32 ht40_flag; | |
d48200ba | 5183 | |
b48d8916 AS |
5184 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5185 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5186 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5187 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5188 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5189 | } else { | |
5190 | /* It should be one of | |
5191 | * IEEE80211_CHAN_NO_HT40 or | |
5192 | * IEEE80211_CHAN_NO_HT40PLUS | |
5193 | */ | |
5194 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5195 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5196 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5197 | } | |
5198 | } | |
5199 | ||
5200 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5201 | u32 bw_cap[]) | |
d48200ba HM |
5202 | { |
5203 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5204 | struct ieee80211_supported_band *band; |
5205 | struct ieee80211_channel *channel; | |
5206 | struct wiphy *wiphy; | |
d48200ba | 5207 | struct brcmf_chanspec_list *list; |
83cf17aa | 5208 | struct brcmu_chan ch; |
b48d8916 | 5209 | int err; |
d48200ba HM |
5210 | u8 *pbuf; |
5211 | u32 i, j; | |
5212 | u32 total; | |
b48d8916 AS |
5213 | u32 chaninfo; |
5214 | u32 chcnt[2] = { 0, 0 }; | |
d48200ba | 5215 | u32 index; |
d48200ba HM |
5216 | |
5217 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5218 | ||
5219 | if (pbuf == NULL) | |
5220 | return -ENOMEM; | |
5221 | ||
5222 | list = (struct brcmf_chanspec_list *)pbuf; | |
5223 | ||
5224 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5225 | BRCMF_DCMD_MEDLEN); | |
5226 | if (err) { | |
5227 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5228 | goto fail_pbuf; |
d48200ba HM |
5229 | } |
5230 | ||
b48d8916 AS |
5231 | brcmf_count_20mhz_channels(cfg, list, chcnt); |
5232 | wiphy = cfg_to_wiphy(cfg); | |
5233 | if (chcnt[0]) { | |
5234 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
5235 | GFP_KERNEL); | |
5236 | if (band == NULL) { | |
5237 | err = -ENOMEM; | |
5238 | goto fail_pbuf; | |
5239 | } | |
5240 | band->channels = kcalloc(chcnt[0], sizeof(*channel), | |
5241 | GFP_KERNEL); | |
5242 | if (band->channels == NULL) { | |
5243 | kfree(band); | |
5244 | err = -ENOMEM; | |
5245 | goto fail_pbuf; | |
5246 | } | |
5247 | band->n_channels = 0; | |
5248 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
5249 | } | |
5250 | if (chcnt[1]) { | |
5251 | band = kmemdup(&__wl_band_5ghz_a, sizeof(__wl_band_5ghz_a), | |
5252 | GFP_KERNEL); | |
5253 | if (band == NULL) { | |
5254 | err = -ENOMEM; | |
5255 | goto fail_band2g; | |
5256 | } | |
5257 | band->channels = kcalloc(chcnt[1], sizeof(*channel), | |
5258 | GFP_KERNEL); | |
5259 | if (band->channels == NULL) { | |
5260 | kfree(band); | |
5261 | err = -ENOMEM; | |
5262 | goto fail_band2g; | |
5263 | } | |
5264 | band->n_channels = 0; | |
5265 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
5266 | } | |
d48200ba HM |
5267 | |
5268 | total = le32_to_cpu(list->count); | |
5269 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5270 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5271 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5272 | |
83cf17aa | 5273 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5274 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5275 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5276 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5277 | } else { |
2375d970 | 5278 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5279 | continue; |
5280 | } | |
b48d8916 | 5281 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5282 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5283 | continue; |
b48d8916 | 5284 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5285 | ch.bw == BRCMU_CHAN_BW_80) |
5286 | continue; | |
b48d8916 AS |
5287 | |
5288 | channel = band->channels; | |
5289 | index = band->n_channels; | |
5290 | for (j = 0; j < band->n_channels; j++) { | |
5291 | if (channel[j].hw_value == ch.chnum) { | |
5292 | index = j; | |
d48200ba HM |
5293 | break; |
5294 | } | |
5295 | } | |
b48d8916 AS |
5296 | channel[index].center_freq = |
5297 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5298 | channel[index].hw_value = ch.chnum; | |
5299 | ||
5300 | /* assuming the chanspecs order is HT20, | |
5301 | * HT40 upper, HT40 lower, and VHT80. | |
5302 | */ | |
5303 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5304 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5305 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5306 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5307 | } else { | |
5308 | /* disable other bandwidths for now as mentioned | |
5309 | * order assure they are enabled for subsequent | |
5310 | * chanspecs. | |
ee942ecc | 5311 | */ |
b48d8916 AS |
5312 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5313 | IEEE80211_CHAN_NO_80MHZ; | |
5314 | ch.bw = BRCMU_CHAN_BW_20; | |
5315 | cfg->d11inf.encchspec(&ch); | |
5316 | chaninfo = ch.chspec; | |
5317 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5318 | &chaninfo); | |
5319 | if (!err) { | |
5320 | if (chaninfo & WL_CHAN_RADAR) | |
5321 | channel[index].flags |= | |
5322 | (IEEE80211_CHAN_RADAR | | |
5323 | IEEE80211_CHAN_NO_IR); | |
5324 | if (chaninfo & WL_CHAN_PASSIVE) | |
5325 | channel[index].flags |= | |
5326 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5327 | } |
d48200ba | 5328 | } |
b48d8916 AS |
5329 | if (index == band->n_channels) |
5330 | band->n_channels++; | |
d48200ba | 5331 | } |
b48d8916 AS |
5332 | kfree(pbuf); |
5333 | return 0; | |
5334 | ||
5335 | fail_band2g: | |
5336 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5337 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5338 | wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; | |
5339 | fail_pbuf: | |
d48200ba HM |
5340 | kfree(pbuf); |
5341 | return err; | |
5342 | } | |
5343 | ||
b48d8916 | 5344 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5345 | { |
b48d8916 AS |
5346 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5347 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5348 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5349 | struct brcmf_chanspec_list *list; |
5350 | u8 *pbuf; | |
aa70b4fa AS |
5351 | u32 val; |
5352 | int err; | |
b48d8916 AS |
5353 | struct brcmu_chan ch; |
5354 | u32 num_chan; | |
5355 | int i, j; | |
aa70b4fa AS |
5356 | |
5357 | /* verify support for bw_cap command */ | |
5358 | val = WLC_BAND_5G; | |
5359 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5360 | ||
5361 | if (!err) { | |
5362 | /* only set 2G bandwidth using bw_cap command */ | |
5363 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5364 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5365 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5366 | sizeof(band_bwcap)); | |
5367 | } else { | |
5368 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5369 | val = WLC_N_BW_40ALL; | |
5370 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5371 | } | |
b48d8916 AS |
5372 | |
5373 | if (!err) { | |
5374 | /* update channel info in 2G band */ | |
5375 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5376 | ||
5377 | if (pbuf == NULL) | |
5378 | return -ENOMEM; | |
5379 | ||
5380 | ch.band = BRCMU_CHAN_BAND_2G; | |
5381 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5382 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5383 | ch.chnum = 0; |
5384 | cfg->d11inf.encchspec(&ch); | |
5385 | ||
5386 | /* pass encoded chanspec in query */ | |
5387 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5388 | ||
5389 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5390 | BRCMF_DCMD_MEDLEN); | |
5391 | if (err) { | |
5392 | brcmf_err("get chanspecs error (%d)\n", err); | |
5393 | kfree(pbuf); | |
5394 | return err; | |
5395 | } | |
5396 | ||
5397 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5398 | list = (struct brcmf_chanspec_list *)pbuf; | |
5399 | num_chan = le32_to_cpu(list->count); | |
5400 | for (i = 0; i < num_chan; i++) { | |
5401 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5402 | cfg->d11inf.decchspec(&ch); | |
5403 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5404 | continue; | |
5405 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5406 | continue; | |
5407 | for (j = 0; j < band->n_channels; j++) { | |
5408 | if (band->channels[j].hw_value == ch.chnum) | |
5409 | break; | |
5410 | } | |
5411 | if (WARN_ON(j == band->n_channels)) | |
5412 | continue; | |
5413 | ||
5414 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5415 | } | |
fac7d2a3 | 5416 | kfree(pbuf); |
b48d8916 | 5417 | } |
aa70b4fa AS |
5418 | return err; |
5419 | } | |
5420 | ||
2375d970 AS |
5421 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5422 | { | |
5423 | u32 band, mimo_bwcap; | |
5424 | int err; | |
5425 | ||
5426 | band = WLC_BAND_2G; | |
5427 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5428 | if (!err) { | |
5429 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5430 | band = WLC_BAND_5G; | |
5431 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5432 | if (!err) { | |
5433 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5434 | return; | |
5435 | } | |
5436 | WARN_ON(1); | |
5437 | return; | |
5438 | } | |
5439 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5440 | mimo_bwcap = 0; | |
5441 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5442 | if (err) | |
5443 | /* assume 20MHz if firmware does not give a clue */ | |
5444 | mimo_bwcap = WLC_N_BW_20ALL; | |
5445 | ||
5446 | switch (mimo_bwcap) { | |
5447 | case WLC_N_BW_40ALL: | |
5448 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5449 | /* fall-thru */ | |
5450 | case WLC_N_BW_20IN2G_40IN5G: | |
5451 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5452 | /* fall-thru */ | |
5453 | case WLC_N_BW_20ALL: | |
5454 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5455 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5456 | break; | |
5457 | default: | |
5458 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5459 | } | |
5460 | } | |
d48200ba | 5461 | |
18d6c535 AS |
5462 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5463 | u32 bw_cap[2], u32 nchain) | |
5464 | { | |
5465 | band->ht_cap.ht_supported = true; | |
5466 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5467 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5468 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5469 | } | |
5470 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5471 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5472 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5473 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5474 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5475 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5476 | } | |
5477 | ||
5478 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5479 | { | |
5480 | u16 mcs_map; | |
5481 | int i; | |
5482 | ||
5483 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5484 | mcs_map = (mcs_map << 2) | supp; | |
5485 | ||
5486 | return cpu_to_le16(mcs_map); | |
5487 | } | |
5488 | ||
5489 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5490 | u32 bw_cap[2], u32 nchain) | |
5491 | { | |
5492 | __le16 mcs_map; | |
5493 | ||
5494 | /* not allowed in 2.4G band */ | |
5495 | if (band->band == IEEE80211_BAND_2GHZ) | |
5496 | return; | |
5497 | ||
5498 | band->vht_cap.vht_supported = true; | |
5499 | /* 80MHz is mandatory */ | |
5500 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5501 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5502 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5503 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5504 | } | |
5505 | /* all support 256-QAM */ | |
5506 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5507 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5508 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5509 | } | |
5510 | ||
b48d8916 | 5511 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5512 | { |
b48d8916 | 5513 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5514 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5515 | u32 nmode = 0; |
5516 | u32 vhtmode = 0; | |
b48d8916 | 5517 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5518 | u32 rxchain; |
5519 | u32 nchain; | |
b48d8916 | 5520 | int err; |
d48200ba | 5521 | s32 i; |
2375d970 | 5522 | struct ieee80211_supported_band *band; |
5b435de0 | 5523 | |
18d6c535 | 5524 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5525 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5526 | if (err) { | |
5527 | brcmf_err("nmode error (%d)\n", err); | |
5528 | } else { | |
2375d970 | 5529 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5530 | } |
18d6c535 AS |
5531 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5532 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5533 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5534 | |
4aca7a18 DK |
5535 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5536 | if (err) { | |
5537 | brcmf_err("rxchain error (%d)\n", err); | |
5538 | nchain = 1; | |
5539 | } else { | |
5540 | for (nchain = 0; rxchain; nchain++) | |
5541 | rxchain = rxchain & (rxchain - 1); | |
5542 | } | |
5543 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5544 | ||
b48d8916 | 5545 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5546 | if (err) { |
b48d8916 | 5547 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5548 | return err; |
5549 | } | |
5550 | ||
b48d8916 AS |
5551 | wiphy = cfg_to_wiphy(cfg); |
5552 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5553 | band = wiphy->bands[i]; | |
5554 | if (band == NULL) | |
2375d970 | 5555 | continue; |
d48200ba | 5556 | |
18d6c535 AS |
5557 | if (nmode) |
5558 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5559 | if (vhtmode) | |
5560 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5561 | } |
5562 | ||
b48d8916 | 5563 | return 0; |
5b435de0 AS |
5564 | } |
5565 | ||
a44aa400 HM |
5566 | static const struct ieee80211_iface_limit brcmf_iface_limits_mbss[] = { |
5567 | { | |
5568 | .max = 1, | |
5569 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5570 | BIT(NL80211_IFTYPE_ADHOC) | |
5571 | }, | |
5572 | { | |
5573 | .max = 4, | |
5574 | .types = BIT(NL80211_IFTYPE_AP) | |
5575 | }, | |
5576 | { | |
5577 | .max = 1, | |
5578 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5579 | BIT(NL80211_IFTYPE_P2P_GO) | |
5580 | }, | |
5581 | { | |
5582 | .max = 1, | |
5583 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5584 | } | |
5585 | }; | |
5586 | ||
5587 | static const struct ieee80211_iface_limit brcmf_iface_limits_sbss[] = { | |
aa70b4fa AS |
5588 | { |
5589 | .max = 2, | |
5590 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5591 | BIT(NL80211_IFTYPE_ADHOC) | | |
5592 | BIT(NL80211_IFTYPE_AP) | |
5593 | }, | |
5594 | { | |
5595 | .max = 1, | |
5596 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5597 | BIT(NL80211_IFTYPE_P2P_GO) | |
5598 | }, | |
5599 | { | |
5600 | .max = 1, | |
5601 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5602 | } | |
5603 | }; | |
5604 | static struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
5605 | { | |
5606 | .max_interfaces = BRCMF_IFACE_MAX_CNT, | |
5607 | .num_different_channels = 1, | |
a44aa400 HM |
5608 | .n_limits = ARRAY_SIZE(brcmf_iface_limits_sbss), |
5609 | .limits = brcmf_iface_limits_sbss, | |
aa70b4fa AS |
5610 | } |
5611 | }; | |
5612 | ||
5613 | static const struct ieee80211_txrx_stypes | |
5614 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5615 | [NL80211_IFTYPE_STATION] = { | |
5616 | .tx = 0xffff, | |
5617 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5618 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5619 | }, | |
5620 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5621 | .tx = 0xffff, | |
5622 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5623 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5624 | }, | |
5625 | [NL80211_IFTYPE_P2P_GO] = { | |
5626 | .tx = 0xffff, | |
5627 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5628 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5629 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5630 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5631 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5632 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5633 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5634 | }, | |
5635 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5636 | .tx = 0xffff, | |
5637 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5638 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5639 | } | |
5640 | }; | |
5641 | ||
5642 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) | |
5643 | { | |
5644 | /* scheduled scan settings */ | |
5645 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5646 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5647 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5648 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5649 | } | |
5650 | ||
4eb3af7c HM |
5651 | #ifdef CONFIG_PM |
5652 | static const struct wiphy_wowlan_support brcmf_wowlan_support = { | |
5653 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, | |
b9a82f89 HM |
5654 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
5655 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
5656 | .pattern_min_len = 1, | |
5657 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
5658 | }; |
5659 | #endif | |
5660 | ||
5661 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy) | |
5662 | { | |
5663 | #ifdef CONFIG_PM | |
5664 | /* wowl settings */ | |
5665 | wiphy->wowlan = &brcmf_wowlan_support; | |
5666 | #endif | |
5667 | } | |
5668 | ||
b48d8916 | 5669 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5670 | { |
b48d8916 | 5671 | struct ieee80211_iface_combination ifc_combo; |
aa70b4fa AS |
5672 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5673 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5674 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
5675 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
5676 | BIT(NL80211_IFTYPE_ADHOC) | | |
5677 | BIT(NL80211_IFTYPE_AP) | | |
5678 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5679 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5680 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5681 | /* need VSDB firmware feature for concurrent channels */ | |
b48d8916 | 5682 | ifc_combo = brcmf_iface_combos[0]; |
aa70b4fa | 5683 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) |
b48d8916 | 5684 | ifc_combo.num_different_channels = 2; |
a44aa400 HM |
5685 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) { |
5686 | ifc_combo.n_limits = ARRAY_SIZE(brcmf_iface_limits_mbss), | |
5687 | ifc_combo.limits = brcmf_iface_limits_mbss; | |
5688 | } | |
b48d8916 AS |
5689 | wiphy->iface_combinations = kmemdup(&ifc_combo, |
5690 | sizeof(ifc_combo), | |
5691 | GFP_KERNEL); | |
aa70b4fa | 5692 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); |
aa70b4fa AS |
5693 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5694 | wiphy->cipher_suites = __wl_cipher_suites; | |
5695 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5696 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5697 | WIPHY_FLAG_OFFCHAN_TX | | |
5698 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5699 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5700 | if (!brcmf_roamoff) | |
5701 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5702 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5703 | wiphy->max_remain_on_channel_duration = 5000; | |
5704 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5705 | |
5706 | /* vendor commands/events support */ | |
5707 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5708 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5709 | ||
4eb3af7c HM |
5710 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
5711 | brcmf_wiphy_wowl_params(wiphy); | |
5712 | ||
b48d8916 | 5713 | return brcmf_setup_wiphybands(wiphy); |
5b435de0 AS |
5714 | } |
5715 | ||
27a68fe3 | 5716 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5717 | { |
5718 | struct net_device *ndev; | |
5719 | struct wireless_dev *wdev; | |
40a23296 | 5720 | struct brcmf_if *ifp; |
5b435de0 AS |
5721 | s32 power_mode; |
5722 | s32 err = 0; | |
5723 | ||
27a68fe3 | 5724 | if (cfg->dongle_up) |
5b435de0 AS |
5725 | return err; |
5726 | ||
27a68fe3 | 5727 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5728 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5729 | ifp = netdev_priv(ndev); |
5730 | ||
5731 | /* make sure RF is ready for work */ | |
5732 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5733 | |
40a23296 HM |
5734 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5735 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5736 | |
27a68fe3 | 5737 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5738 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5739 | if (err) |
5740 | goto default_conf_out; | |
647c9ae0 AS |
5741 | brcmf_dbg(INFO, "power save set to %s\n", |
5742 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5743 | |
68ca395f | 5744 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5745 | if (err) |
5746 | goto default_conf_out; | |
5dd161ff FL |
5747 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5748 | NULL, NULL); | |
40a23296 | 5749 | if (err) |
5b435de0 | 5750 | goto default_conf_out; |
5b435de0 | 5751 | |
b3657453 HM |
5752 | brcmf_configure_arp_offload(ifp, true); |
5753 | ||
27a68fe3 | 5754 | cfg->dongle_up = true; |
40a23296 | 5755 | default_conf_out: |
5b435de0 AS |
5756 | |
5757 | return err; | |
5758 | ||
5759 | } | |
5760 | ||
bdf5ff51 | 5761 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5762 | { |
c1179033 | 5763 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5764 | |
bdf5ff51 | 5765 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5766 | } |
5767 | ||
bdf5ff51 | 5768 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5769 | { |
bdf5ff51 | 5770 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5771 | |
5b435de0 AS |
5772 | /* |
5773 | * While going down, if associated with AP disassociate | |
5774 | * from AP to save power | |
5775 | */ | |
903e0eee AS |
5776 | if (check_vif_up(ifp->vif)) { |
5777 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5778 | |
5779 | /* Make sure WPA_Supplicant receives all the event | |
5780 | generated due to DISASSOC call to the fw to keep | |
5781 | the state fw and WPA_Supplicant state consistent | |
5782 | */ | |
5783 | brcmf_delay(500); | |
5784 | } | |
5785 | ||
27a68fe3 | 5786 | brcmf_abort_scanning(cfg); |
c1179033 | 5787 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5788 | |
5b435de0 AS |
5789 | return 0; |
5790 | } | |
5791 | ||
bdf5ff51 | 5792 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5793 | { |
bdf5ff51 AS |
5794 | struct brcmf_if *ifp = netdev_priv(ndev); |
5795 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5796 | s32 err = 0; |
5797 | ||
27a68fe3 | 5798 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5799 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5800 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5801 | |
5802 | return err; | |
5803 | } | |
5804 | ||
bdf5ff51 | 5805 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5806 | { |
bdf5ff51 AS |
5807 | struct brcmf_if *ifp = netdev_priv(ndev); |
5808 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5809 | s32 err = 0; |
5810 | ||
27a68fe3 | 5811 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5812 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5813 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5814 | |
5815 | return err; | |
5816 | } | |
5817 | ||
a7965fbb AS |
5818 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5819 | { | |
5820 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5821 | ||
5822 | return wdev->iftype; | |
5823 | } | |
5824 | ||
bfe81975 HM |
5825 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
5826 | unsigned long state) | |
9f440b7b AS |
5827 | { |
5828 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
5829 | |
5830 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5831 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 5832 | return true; |
9f440b7b | 5833 | } |
e843bb19 | 5834 | return false; |
9f440b7b | 5835 | } |
d3c0b633 AS |
5836 | |
5837 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5838 | u8 action) | |
5839 | { | |
5840 | u8 evt_action; | |
5841 | ||
5842 | mutex_lock(&event->vif_event_lock); | |
5843 | evt_action = event->action; | |
5844 | mutex_unlock(&event->vif_event_lock); | |
5845 | return evt_action == action; | |
5846 | } | |
5847 | ||
5848 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5849 | struct brcmf_cfg80211_vif *vif) | |
5850 | { | |
5851 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5852 | ||
5853 | mutex_lock(&event->vif_event_lock); | |
5854 | event->vif = vif; | |
5855 | event->action = 0; | |
5856 | mutex_unlock(&event->vif_event_lock); | |
5857 | } | |
5858 | ||
5859 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5860 | { | |
5861 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5862 | bool armed; | |
5863 | ||
5864 | mutex_lock(&event->vif_event_lock); | |
5865 | armed = event->vif != NULL; | |
5866 | mutex_unlock(&event->vif_event_lock); | |
5867 | ||
5868 | return armed; | |
5869 | } | |
5870 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5871 | u8 action, ulong timeout) | |
5872 | { | |
5873 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5874 | ||
5875 | return wait_event_timeout(event->vif_wq, | |
5876 | vif_event_equals(event, action), timeout); | |
5877 | } | |
5878 | ||
b48d8916 AS |
5879 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
5880 | { | |
5881 | kfree(wiphy->iface_combinations); | |
5882 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
5883 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5884 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5885 | } | |
5886 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
5887 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
5888 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
5889 | } | |
5890 | wiphy_free(wiphy); | |
5891 | } | |
5892 | ||
ccfd1e81 AS |
5893 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
5894 | struct device *busdev) | |
5895 | { | |
5896 | struct net_device *ndev = drvr->iflist[0]->ndev; | |
5897 | struct brcmf_cfg80211_info *cfg; | |
5898 | struct wiphy *wiphy; | |
5899 | struct brcmf_cfg80211_vif *vif; | |
5900 | struct brcmf_if *ifp; | |
5901 | s32 err = 0; | |
5902 | s32 io_type; | |
b48d8916 | 5903 | u16 *cap = NULL; |
ccfd1e81 AS |
5904 | |
5905 | if (!ndev) { | |
5906 | brcmf_err("ndev is invalid\n"); | |
5907 | return NULL; | |
5908 | } | |
5909 | ||
5910 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
5911 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
5912 | if (!wiphy) { | |
5913 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 5914 | return NULL; |
b48d8916 AS |
5915 | } |
5916 | set_wiphy_dev(wiphy, busdev); | |
ccfd1e81 AS |
5917 | |
5918 | cfg = wiphy_priv(wiphy); | |
5919 | cfg->wiphy = wiphy; | |
5920 | cfg->pub = drvr; | |
5921 | init_vif_event(&cfg->vif_event); | |
5922 | INIT_LIST_HEAD(&cfg->vif_list); | |
5923 | ||
5924 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
5925 | if (IS_ERR(vif)) |
5926 | goto wiphy_out; | |
ccfd1e81 AS |
5927 | |
5928 | vif->ifp = ifp; | |
5929 | vif->wdev.netdev = ndev; | |
5930 | ndev->ieee80211_ptr = &vif->wdev; | |
5931 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
5932 | ||
5933 | err = wl_init_priv(cfg); | |
5934 | if (err) { | |
5935 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
5936 | brcmf_free_vif(vif); |
5937 | goto wiphy_out; | |
ccfd1e81 AS |
5938 | } |
5939 | ifp->vif = vif; | |
5940 | ||
b48d8916 AS |
5941 | /* determine d11 io type before wiphy setup */ |
5942 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 5943 | if (err) { |
b48d8916 AS |
5944 | brcmf_err("Failed to get D11 version (%d)\n", err); |
5945 | goto priv_out; | |
ccfd1e81 | 5946 | } |
b48d8916 AS |
5947 | cfg->d11inf.io_type = (u8)io_type; |
5948 | brcmu_d11_attach(&cfg->d11inf); | |
5949 | ||
5950 | err = brcmf_setup_wiphy(wiphy, ifp); | |
5951 | if (err < 0) | |
5952 | goto priv_out; | |
5953 | ||
5954 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
5955 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; | |
5956 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5957 | ||
5958 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
5959 | * cfg80211 here that we do and have it decide we can enable | |
5960 | * it. But first check if device does support 2G operation. | |
5961 | */ | |
5962 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
5963 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
5964 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5965 | } | |
5966 | err = wiphy_register(wiphy); | |
5967 | if (err < 0) { | |
5968 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
5969 | goto priv_out; | |
ccfd1e81 AS |
5970 | } |
5971 | ||
5972 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
5973 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
5974 | */ | |
b48d8916 AS |
5975 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
5976 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
5977 | if (!err) |
5978 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
5979 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
5980 | else |
5981 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 5982 | } |
ccfd1e81 | 5983 | |
b48d8916 | 5984 | err = brcmf_p2p_attach(cfg); |
ccfd1e81 | 5985 | if (err) { |
b48d8916 AS |
5986 | brcmf_err("P2P initilisation failed (%d)\n", err); |
5987 | goto wiphy_unreg_out; | |
5988 | } | |
5989 | err = brcmf_btcoex_attach(cfg); | |
5990 | if (err) { | |
5991 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5992 | brcmf_p2p_detach(&cfg->p2p); | |
5993 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
5994 | } |
5995 | ||
b48d8916 | 5996 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 5997 | if (err) { |
b48d8916 AS |
5998 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
5999 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
70b7d94b HM |
6000 | } else { |
6001 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6002 | brcmf_notify_tdls_peer_event); | |
ccfd1e81 | 6003 | } |
ccfd1e81 AS |
6004 | |
6005 | return cfg; | |
6006 | ||
b48d8916 AS |
6007 | wiphy_unreg_out: |
6008 | wiphy_unregister(cfg->wiphy); | |
6009 | priv_out: | |
ccfd1e81 | 6010 | wl_deinit_priv(cfg); |
ccfd1e81 | 6011 | brcmf_free_vif(vif); |
b48d8916 AS |
6012 | wiphy_out: |
6013 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6014 | return NULL; |
6015 | } | |
6016 | ||
6017 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6018 | { | |
6019 | if (!cfg) | |
6020 | return; | |
6021 | ||
6022 | WARN_ON(!list_empty(&cfg->vif_list)); | |
6023 | wiphy_unregister(cfg->wiphy); | |
6024 | brcmf_btcoex_detach(cfg); | |
c3da74bb | 6025 | brcmf_p2p_detach(&cfg->p2p); |
ccfd1e81 | 6026 | wl_deinit_priv(cfg); |
b48d8916 | 6027 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6028 | } |