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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> | |
29 | #include "dhd.h" | |
16886735 | 30 | #include "dhd_dbg.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
5b435de0 | 35 | #include "wl_cfg80211.h" |
81f5dcb8 | 36 | #include "fwil.h" |
1bacb048 | 37 | #include "vendor.h" |
5b435de0 | 38 | |
e5806072 AS |
39 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
40 | #define BRCMF_PNO_VERSION 2 | |
41 | #define BRCMF_PNO_TIME 30 | |
42 | #define BRCMF_PNO_REPEAT 4 | |
43 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
44 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
45 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
46 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
47 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
48 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
49 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
50 | ||
9f440b7b | 51 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 52 | |
1a873342 HM |
53 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
54 | #define WPA_OUI_TYPE 1 | |
55 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
56 | #define WME_OUI_TYPE 2 | |
89286dc9 | 57 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
58 | |
59 | #define VS_IE_FIXED_HDR_LEN 6 | |
60 | #define WPA_IE_VERSION_LEN 2 | |
61 | #define WPA_IE_MIN_OUI_LEN 4 | |
62 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
63 | ||
64 | #define WPA_CIPHER_NONE 0 /* None */ | |
65 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
66 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
67 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
68 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
69 | ||
70 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
71 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
72 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
73 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
74 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
75 | ||
76 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
77 | * string :"add", "del" (+ NUL) | |
78 | */ | |
79 | #define VNDR_IE_COUNT_OFFSET 4 | |
80 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
81 | #define VNDR_IE_VSIE_OFFSET 12 | |
82 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 83 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
84 | |
85 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
86 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 87 | |
89286dc9 HM |
88 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
89 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
90 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
91 | ||
5b435de0 AS |
92 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
93 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
94 | ||
ce81e317 | 95 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 96 | { |
c1179033 | 97 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
98 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
99 | vif->sme_state); | |
5b435de0 AS |
100 | return false; |
101 | } | |
102 | return true; | |
103 | } | |
104 | ||
105 | #define CHAN2G(_channel, _freq, _flags) { \ | |
106 | .band = IEEE80211_BAND_2GHZ, \ | |
107 | .center_freq = (_freq), \ | |
108 | .hw_value = (_channel), \ | |
109 | .flags = (_flags), \ | |
110 | .max_antenna_gain = 0, \ | |
111 | .max_power = 30, \ | |
112 | } | |
113 | ||
114 | #define CHAN5G(_channel, _flags) { \ | |
115 | .band = IEEE80211_BAND_5GHZ, \ | |
116 | .center_freq = 5000 + (5 * (_channel)), \ | |
117 | .hw_value = (_channel), \ | |
118 | .flags = (_flags), \ | |
119 | .max_antenna_gain = 0, \ | |
120 | .max_power = 30, \ | |
121 | } | |
122 | ||
123 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
124 | #define RATETAB_ENT(_rateid, _flags) \ | |
125 | { \ | |
126 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
127 | .hw_value = (_rateid), \ | |
128 | .flags = (_flags), \ | |
129 | } | |
130 | ||
131 | static struct ieee80211_rate __wl_rates[] = { | |
132 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
133 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
134 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
135 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
136 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
138 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
139 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
140 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
141 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
142 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
143 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
144 | }; | |
145 | ||
146 | #define wl_a_rates (__wl_rates + 4) | |
147 | #define wl_a_rates_size 8 | |
148 | #define wl_g_rates (__wl_rates + 0) | |
149 | #define wl_g_rates_size 12 | |
150 | ||
151 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
152 | CHAN2G(1, 2412, 0), | |
153 | CHAN2G(2, 2417, 0), | |
154 | CHAN2G(3, 2422, 0), | |
155 | CHAN2G(4, 2427, 0), | |
156 | CHAN2G(5, 2432, 0), | |
157 | CHAN2G(6, 2437, 0), | |
158 | CHAN2G(7, 2442, 0), | |
159 | CHAN2G(8, 2447, 0), | |
160 | CHAN2G(9, 2452, 0), | |
161 | CHAN2G(10, 2457, 0), | |
162 | CHAN2G(11, 2462, 0), | |
163 | CHAN2G(12, 2467, 0), | |
164 | CHAN2G(13, 2472, 0), | |
165 | CHAN2G(14, 2484, 0), | |
166 | }; | |
167 | ||
168 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
169 | CHAN5G(34, 0), CHAN5G(36, 0), | |
170 | CHAN5G(38, 0), CHAN5G(40, 0), | |
171 | CHAN5G(42, 0), CHAN5G(44, 0), | |
172 | CHAN5G(46, 0), CHAN5G(48, 0), | |
173 | CHAN5G(52, 0), CHAN5G(56, 0), | |
174 | CHAN5G(60, 0), CHAN5G(64, 0), | |
175 | CHAN5G(100, 0), CHAN5G(104, 0), | |
176 | CHAN5G(108, 0), CHAN5G(112, 0), | |
177 | CHAN5G(116, 0), CHAN5G(120, 0), | |
178 | CHAN5G(124, 0), CHAN5G(128, 0), | |
179 | CHAN5G(132, 0), CHAN5G(136, 0), | |
180 | CHAN5G(140, 0), CHAN5G(149, 0), | |
181 | CHAN5G(153, 0), CHAN5G(157, 0), | |
182 | CHAN5G(161, 0), CHAN5G(165, 0), | |
183 | CHAN5G(184, 0), CHAN5G(188, 0), | |
184 | CHAN5G(192, 0), CHAN5G(196, 0), | |
185 | CHAN5G(200, 0), CHAN5G(204, 0), | |
186 | CHAN5G(208, 0), CHAN5G(212, 0), | |
187 | CHAN5G(216, 0), | |
188 | }; | |
189 | ||
5b435de0 AS |
190 | static struct ieee80211_supported_band __wl_band_2ghz = { |
191 | .band = IEEE80211_BAND_2GHZ, | |
192 | .channels = __wl_2ghz_channels, | |
193 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
194 | .bitrates = wl_g_rates, | |
195 | .n_bitrates = wl_g_rates_size, | |
d2353679 | 196 | .ht_cap = {IEEE80211_HT_CAP_SUP_WIDTH_20_40, true}, |
5b435de0 AS |
197 | }; |
198 | ||
199 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
200 | .band = IEEE80211_BAND_5GHZ, | |
201 | .channels = __wl_5ghz_a_channels, | |
202 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
203 | .bitrates = wl_a_rates, | |
204 | .n_bitrates = wl_a_rates_size, | |
205 | }; | |
206 | ||
d48200ba HM |
207 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
208 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
209 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
210 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
211 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
212 | * domain are to be done here. |
213 | */ | |
214 | static const struct ieee80211_regdomain brcmf_regdom = { | |
215 | .n_reg_rules = 4, | |
216 | .alpha2 = "99", | |
217 | .reg_rules = { | |
218 | /* IEEE 802.11b/g, channels 1..11 */ | |
219 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
220 | /* If any */ | |
221 | /* IEEE 802.11 channel 14 - Only JP enables | |
222 | * this and for 802.11b only | |
223 | */ | |
224 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
225 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 226 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 227 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 228 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
229 | }; |
230 | ||
231 | static const u32 __wl_cipher_suites[] = { | |
232 | WLAN_CIPHER_SUITE_WEP40, | |
233 | WLAN_CIPHER_SUITE_WEP104, | |
234 | WLAN_CIPHER_SUITE_TKIP, | |
235 | WLAN_CIPHER_SUITE_CCMP, | |
236 | WLAN_CIPHER_SUITE_AES_CMAC, | |
237 | }; | |
238 | ||
1a873342 HM |
239 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
240 | struct brcmf_vs_tlv { | |
241 | u8 id; | |
242 | u8 len; | |
243 | u8 oui[3]; | |
244 | u8 oui_type; | |
245 | }; | |
246 | ||
247 | struct parsed_vndr_ie_info { | |
248 | u8 *ie_ptr; | |
249 | u32 ie_len; /* total length including id & length field */ | |
250 | struct brcmf_vs_tlv vndrie; | |
251 | }; | |
252 | ||
253 | struct parsed_vndr_ies { | |
254 | u32 count; | |
9f440b7b | 255 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
256 | }; |
257 | ||
68ca395f HM |
258 | static int brcmf_roamoff; |
259 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
260 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
261 | ||
ef6ac17a AB |
262 | /* Quarter dBm units to mW |
263 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
264 | * Table is offset so the last entry is largest mW value that fits in | |
265 | * a u16. | |
266 | */ | |
267 | ||
268 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
269 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
270 | ||
271 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
272 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
273 | */ | |
274 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
275 | ||
276 | /* Largest mW value that will round down to the last table entry, | |
277 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
278 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
279 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
280 | */ | |
281 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
282 | ||
283 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
284 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
285 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
286 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
287 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
288 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
289 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
290 | }; | |
291 | ||
292 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
293 | { | |
294 | uint factor = 1; | |
295 | int idx = qdbm - QDBM_OFFSET; | |
296 | ||
297 | if (idx >= QDBM_TABLE_LEN) | |
298 | /* clamp to max u16 mW value */ | |
299 | return 0xFFFF; | |
300 | ||
301 | /* scale the qdBm index up to the range of the table 0-40 | |
302 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
303 | */ | |
304 | while (idx < 0) { | |
305 | idx += 40; | |
306 | factor *= 10; | |
307 | } | |
308 | ||
309 | /* return the mW value scaled down to the correct factor of 10, | |
310 | * adding in factor/2 to get proper rounding. | |
311 | */ | |
312 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
313 | } | |
314 | ||
315 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
316 | { | |
317 | u8 qdbm; | |
318 | int offset; | |
319 | uint mw_uint = mw; | |
320 | uint boundary; | |
321 | ||
322 | /* handle boundary case */ | |
323 | if (mw_uint <= 1) | |
324 | return 0; | |
325 | ||
326 | offset = QDBM_OFFSET; | |
327 | ||
328 | /* move mw into the range of the table */ | |
329 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
330 | mw_uint *= 10; | |
331 | offset -= 40; | |
332 | } | |
333 | ||
334 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
335 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
336 | nqdBm_to_mW_map[qdbm]) / 2; | |
337 | if (mw_uint < boundary) | |
338 | break; | |
339 | } | |
340 | ||
341 | qdbm += (u8) offset; | |
342 | ||
343 | return qdbm; | |
344 | } | |
345 | ||
5a394eba AS |
346 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
347 | struct cfg80211_chan_def *ch) | |
600a897d AS |
348 | { |
349 | struct brcmu_chan ch_inf; | |
350 | s32 primary_offset; | |
351 | ||
352 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
353 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
354 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
355 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
356 | switch (ch->width) { | |
357 | case NL80211_CHAN_WIDTH_20: | |
358 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
359 | WARN_ON(primary_offset != 0); | |
360 | break; | |
361 | case NL80211_CHAN_WIDTH_40: | |
362 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
363 | if (primary_offset < 0) | |
364 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
365 | else | |
366 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
367 | break; | |
368 | case NL80211_CHAN_WIDTH_80: | |
369 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
370 | if (primary_offset < 0) { | |
371 | if (primary_offset < -CH_10MHZ_APART) | |
372 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
373 | else | |
374 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
375 | } else { | |
376 | if (primary_offset > CH_10MHZ_APART) | |
377 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
378 | else | |
379 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
380 | } | |
381 | break; | |
382 | default: | |
383 | WARN_ON_ONCE(1); | |
384 | } | |
385 | switch (ch->chan->band) { | |
386 | case IEEE80211_BAND_2GHZ: | |
387 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
388 | break; | |
389 | case IEEE80211_BAND_5GHZ: | |
390 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
391 | break; | |
392 | default: | |
393 | WARN_ON_ONCE(1); | |
394 | } | |
395 | d11inf->encchspec(&ch_inf); | |
396 | ||
397 | return ch_inf.chspec; | |
398 | } | |
399 | ||
83cf17aa FL |
400 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
401 | struct ieee80211_channel *ch) | |
6e186166 | 402 | { |
83cf17aa | 403 | struct brcmu_chan ch_inf; |
6e186166 | 404 | |
83cf17aa FL |
405 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
406 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
407 | d11inf->encchspec(&ch_inf); | |
6e186166 | 408 | |
83cf17aa | 409 | return ch_inf.chspec; |
6e186166 AS |
410 | } |
411 | ||
89286dc9 HM |
412 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
413 | * triples, returning a pointer to the substring whose first element | |
414 | * matches tag | |
415 | */ | |
4b5800fe JB |
416 | const struct brcmf_tlv * |
417 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 418 | { |
4b5800fe JB |
419 | const struct brcmf_tlv *elt = buf; |
420 | int totlen = buflen; | |
89286dc9 HM |
421 | |
422 | /* find tagged parameter */ | |
423 | while (totlen >= TLV_HDR_LEN) { | |
424 | int len = elt->len; | |
425 | ||
426 | /* validate remaining totlen */ | |
427 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
428 | return elt; | |
429 | ||
430 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
431 | totlen -= (len + TLV_HDR_LEN); | |
432 | } | |
433 | ||
434 | return NULL; | |
435 | } | |
436 | ||
437 | /* Is any of the tlvs the expected entry? If | |
438 | * not update the tlvs buffer pointer/length. | |
439 | */ | |
440 | static bool | |
4b5800fe JB |
441 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
442 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
443 | { |
444 | /* If the contents match the OUI and the type */ | |
445 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
446 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
447 | type == ie[TLV_BODY_OFF + oui_len]) { | |
448 | return true; | |
449 | } | |
450 | ||
451 | if (tlvs == NULL) | |
452 | return false; | |
453 | /* point to the next ie */ | |
454 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
455 | /* calculate the length of the rest of the buffer */ | |
456 | *tlvs_len -= (int)(ie - *tlvs); | |
457 | /* update the pointer to the start of the buffer */ | |
458 | *tlvs = ie; | |
459 | ||
460 | return false; | |
461 | } | |
462 | ||
463 | static struct brcmf_vs_tlv * | |
4b5800fe | 464 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 465 | { |
4b5800fe | 466 | const struct brcmf_tlv *ie; |
89286dc9 HM |
467 | |
468 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 469 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
470 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
471 | return (struct brcmf_vs_tlv *)ie; | |
472 | } | |
473 | return NULL; | |
474 | } | |
475 | ||
476 | static struct brcmf_vs_tlv * | |
4b5800fe | 477 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 478 | { |
4b5800fe | 479 | const struct brcmf_tlv *ie; |
89286dc9 HM |
480 | |
481 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
482 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
483 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
484 | return (struct brcmf_vs_tlv *)ie; | |
485 | } | |
486 | return NULL; | |
487 | } | |
488 | ||
489 | ||
5b435de0 AS |
490 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
491 | struct brcmf_wsec_key_le *key_le) | |
492 | { | |
493 | key_le->index = cpu_to_le32(key->index); | |
494 | key_le->len = cpu_to_le32(key->len); | |
495 | key_le->algo = cpu_to_le32(key->algo); | |
496 | key_le->flags = cpu_to_le32(key->flags); | |
497 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
498 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
499 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
500 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
501 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
502 | } | |
503 | ||
f09d0c02 | 504 | static int |
2eaba7e8 | 505 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
506 | { |
507 | int err; | |
508 | struct brcmf_wsec_key_le key_le; | |
509 | ||
510 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 511 | |
81f5dcb8 HM |
512 | brcmf_netdev_wait_pend8021x(ndev); |
513 | ||
ac24be6f | 514 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 515 | sizeof(key_le)); |
f09d0c02 | 516 | |
5b435de0 | 517 | if (err) |
57d6e91a | 518 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
519 | return err; |
520 | } | |
521 | ||
b3657453 HM |
522 | static s32 |
523 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
524 | { | |
525 | s32 err; | |
526 | u32 mode; | |
527 | ||
528 | if (enable) | |
529 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
530 | else | |
531 | mode = 0; | |
532 | ||
533 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
534 | /* is simply not supported and err 0 will be returned */ | |
535 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
536 | if (err) { | |
537 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
538 | mode, err); | |
539 | err = 0; | |
540 | } else { | |
541 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
542 | if (err) { | |
543 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
544 | enable, err); | |
545 | err = 0; | |
546 | } else | |
547 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
548 | enable, mode); | |
549 | } | |
550 | ||
551 | return err; | |
552 | } | |
553 | ||
967fe2c8 AS |
554 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
555 | { | |
556 | enum nl80211_iftype iftype; | |
557 | ||
558 | iftype = vif->wdev.iftype; | |
559 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
560 | } | |
561 | ||
562 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
563 | { | |
564 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
565 | } | |
566 | ||
9f440b7b AS |
567 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
568 | const char *name, | |
569 | enum nl80211_iftype type, | |
570 | u32 *flags, | |
571 | struct vif_params *params) | |
572 | { | |
573 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); | |
574 | switch (type) { | |
575 | case NL80211_IFTYPE_ADHOC: | |
576 | case NL80211_IFTYPE_STATION: | |
577 | case NL80211_IFTYPE_AP: | |
578 | case NL80211_IFTYPE_AP_VLAN: | |
579 | case NL80211_IFTYPE_WDS: | |
580 | case NL80211_IFTYPE_MONITOR: | |
581 | case NL80211_IFTYPE_MESH_POINT: | |
582 | return ERR_PTR(-EOPNOTSUPP); | |
583 | case NL80211_IFTYPE_P2P_CLIENT: | |
584 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 585 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
586 | return brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
587 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
588 | default: |
589 | return ERR_PTR(-EINVAL); | |
590 | } | |
591 | } | |
592 | ||
5e787f75 DK |
593 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
594 | { | |
595 | if ((brcmf_get_chip_info(ifp) >> 4) == 0x4329) | |
596 | brcmf_set_mpc(ifp, mpc); | |
597 | } | |
598 | ||
f96aa07e | 599 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 600 | { |
5f4f9f11 AS |
601 | s32 err = 0; |
602 | ||
603 | if (check_vif_up(ifp->vif)) { | |
604 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
605 | if (err) { | |
606 | brcmf_err("fail to set mpc\n"); | |
607 | return; | |
608 | } | |
609 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
610 | } | |
611 | } | |
612 | ||
a0f472ac AS |
613 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
614 | struct brcmf_if *ifp, bool aborted, | |
615 | bool fw_abort) | |
5f4f9f11 AS |
616 | { |
617 | struct brcmf_scan_params_le params_le; | |
618 | struct cfg80211_scan_request *scan_request; | |
619 | s32 err = 0; | |
620 | ||
621 | brcmf_dbg(SCAN, "Enter\n"); | |
622 | ||
623 | /* clear scan request, because the FW abort can cause a second call */ | |
624 | /* to this functon and might cause a double cfg80211_scan_done */ | |
625 | scan_request = cfg->scan_request; | |
626 | cfg->scan_request = NULL; | |
627 | ||
628 | if (timer_pending(&cfg->escan_timeout)) | |
629 | del_timer_sync(&cfg->escan_timeout); | |
630 | ||
631 | if (fw_abort) { | |
632 | /* Do a scan abort to stop the driver's scan engine */ | |
633 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
634 | memset(¶ms_le, 0, sizeof(params_le)); | |
635 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
636 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
637 | params_le.scan_type = 0; | |
638 | params_le.channel_num = cpu_to_le32(1); | |
639 | params_le.nprobes = cpu_to_le32(1); | |
640 | params_le.active_time = cpu_to_le32(-1); | |
641 | params_le.passive_time = cpu_to_le32(-1); | |
642 | params_le.home_time = cpu_to_le32(-1); | |
643 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
644 | params_le.channel_list[0] = cpu_to_le16(-1); | |
645 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 646 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
647 | ¶ms_le, sizeof(params_le)); |
648 | if (err) | |
649 | brcmf_err("Scan abort failed\n"); | |
650 | } | |
0f0fe990 | 651 | |
5e787f75 | 652 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 653 | |
5f4f9f11 AS |
654 | /* |
655 | * e-scan can be initiated by scheduled scan | |
656 | * which takes precedence. | |
657 | */ | |
658 | if (cfg->sched_escan) { | |
659 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
660 | cfg->sched_escan = false; | |
661 | if (!aborted) | |
662 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
663 | } else if (scan_request) { |
664 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
665 | aborted ? "Aborted" : "Done"); | |
666 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 667 | } |
6eda4e2c HM |
668 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
669 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
670 | |
671 | return err; | |
672 | } | |
673 | ||
9f440b7b AS |
674 | static |
675 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
676 | { | |
5f4f9f11 AS |
677 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
678 | struct net_device *ndev = wdev->netdev; | |
679 | ||
680 | /* vif event pending in firmware */ | |
681 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
682 | return -EBUSY; | |
683 | ||
684 | if (ndev) { | |
685 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
686 | cfg->escan_info.ifp == netdev_priv(ndev)) |
687 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
688 | true, true); | |
5f4f9f11 AS |
689 | |
690 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
691 | } | |
692 | ||
9f440b7b AS |
693 | switch (wdev->iftype) { |
694 | case NL80211_IFTYPE_ADHOC: | |
695 | case NL80211_IFTYPE_STATION: | |
696 | case NL80211_IFTYPE_AP: | |
697 | case NL80211_IFTYPE_AP_VLAN: | |
698 | case NL80211_IFTYPE_WDS: | |
699 | case NL80211_IFTYPE_MONITOR: | |
700 | case NL80211_IFTYPE_MESH_POINT: | |
701 | return -EOPNOTSUPP; | |
702 | case NL80211_IFTYPE_P2P_CLIENT: | |
703 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 704 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
705 | return brcmf_p2p_del_vif(wiphy, wdev); |
706 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
707 | default: |
708 | return -EINVAL; | |
709 | } | |
710 | return -EOPNOTSUPP; | |
711 | } | |
712 | ||
5b435de0 AS |
713 | static s32 |
714 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
715 | enum nl80211_iftype type, u32 *flags, | |
716 | struct vif_params *params) | |
717 | { | |
7a5c1f64 | 718 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 719 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 720 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 721 | s32 infra = 0; |
1a873342 | 722 | s32 ap = 0; |
5b435de0 AS |
723 | s32 err = 0; |
724 | ||
d96b801f | 725 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
726 | |
727 | switch (type) { | |
728 | case NL80211_IFTYPE_MONITOR: | |
729 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
730 | brcmf_err("type (%d) : currently we do not support this type\n", |
731 | type); | |
5b435de0 AS |
732 | return -EOPNOTSUPP; |
733 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
734 | infra = 0; |
735 | break; | |
736 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
737 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
738 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
739 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
740 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
741 | /* WAR: It is unexpected to get a change of VIF for P2P | |
742 | * IF, but it happens. The request can not be handled | |
743 | * but returning EPERM causes a crash. Returning 0 | |
744 | * without setting ieee80211_ptr->iftype causes trace | |
745 | * (WARN_ON) but it works with wpa_supplicant | |
746 | */ | |
747 | return 0; | |
748 | } | |
5b435de0 AS |
749 | infra = 1; |
750 | break; | |
1a873342 | 751 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 752 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
753 | ap = 1; |
754 | break; | |
5b435de0 AS |
755 | default: |
756 | err = -EINVAL; | |
757 | goto done; | |
758 | } | |
759 | ||
1a873342 | 760 | if (ap) { |
7a5c1f64 HM |
761 | if (type == NL80211_IFTYPE_P2P_GO) { |
762 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
763 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
764 | } | |
765 | if (!err) { | |
766 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
767 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
768 | } | |
5b435de0 | 769 | } else { |
128ce3b6 | 770 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 771 | if (err) { |
57d6e91a | 772 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
773 | err = -EAGAIN; |
774 | goto done; | |
775 | } | |
967fe2c8 | 776 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 777 | "Adhoc" : "Infra"); |
5b435de0 | 778 | } |
1a873342 | 779 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
780 | |
781 | done: | |
d96b801f | 782 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
783 | |
784 | return err; | |
785 | } | |
786 | ||
83cf17aa FL |
787 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
788 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
789 | struct cfg80211_scan_request *request) |
790 | { | |
791 | u32 n_ssids; | |
792 | u32 n_channels; | |
793 | s32 i; | |
794 | s32 offset; | |
029591f3 | 795 | u16 chanspec; |
e756af5b | 796 | char *ptr; |
029591f3 | 797 | struct brcmf_ssid_le ssid_le; |
e756af5b | 798 | |
ba40d166 | 799 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
800 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
801 | params_le->scan_type = 0; | |
802 | params_le->channel_num = 0; | |
803 | params_le->nprobes = cpu_to_le32(-1); | |
804 | params_le->active_time = cpu_to_le32(-1); | |
805 | params_le->passive_time = cpu_to_le32(-1); | |
806 | params_le->home_time = cpu_to_le32(-1); | |
807 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
808 | ||
809 | /* if request is null exit so it will be all channel broadcast scan */ | |
810 | if (!request) | |
811 | return; | |
812 | ||
813 | n_ssids = request->n_ssids; | |
814 | n_channels = request->n_channels; | |
815 | /* Copy channel array if applicable */ | |
4e8a008e AS |
816 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
817 | n_channels); | |
e756af5b HM |
818 | if (n_channels > 0) { |
819 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
820 | chanspec = channel_to_chanspec(&cfg->d11inf, |
821 | request->channels[i]); | |
4e8a008e AS |
822 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
823 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 824 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
825 | } |
826 | } else { | |
4e8a008e | 827 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
828 | } |
829 | /* Copy ssid array if applicable */ | |
4e8a008e | 830 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
831 | if (n_ssids > 0) { |
832 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
833 | n_channels * sizeof(u16); | |
834 | offset = roundup(offset, sizeof(u32)); | |
835 | ptr = (char *)params_le + offset; | |
836 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
837 | memset(&ssid_le, 0, sizeof(ssid_le)); |
838 | ssid_le.SSID_len = | |
839 | cpu_to_le32(request->ssids[i].ssid_len); | |
840 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
841 | request->ssids[i].ssid_len); | |
842 | if (!ssid_le.SSID_len) | |
4e8a008e | 843 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 844 | else |
4e8a008e AS |
845 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
846 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
847 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
848 | ptr += sizeof(ssid_le); | |
e756af5b HM |
849 | } |
850 | } else { | |
4e8a008e | 851 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 852 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
853 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
854 | params_le->ssid_le.SSID, | |
855 | request->ssids->ssid_len); | |
e756af5b HM |
856 | params_le->ssid_le.SSID_len = |
857 | cpu_to_le32(request->ssids->ssid_len); | |
858 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
859 | request->ssids->ssid_len); | |
860 | } | |
861 | } | |
862 | /* Adding mask to channel numbers */ | |
863 | params_le->channel_num = | |
864 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
865 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
866 | } | |
867 | ||
e756af5b | 868 | static s32 |
a0f472ac | 869 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
870 | struct cfg80211_scan_request *request, u16 action) |
871 | { | |
872 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
873 | offsetof(struct brcmf_escan_params_le, params_le); | |
874 | struct brcmf_escan_params_le *params; | |
875 | s32 err = 0; | |
876 | ||
4e8a008e | 877 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
878 | |
879 | if (request != NULL) { | |
880 | /* Allocate space for populating ssids in struct */ | |
881 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
882 | ||
883 | /* Allocate space for populating ssids in struct */ | |
884 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
885 | } | |
886 | ||
887 | params = kzalloc(params_size, GFP_KERNEL); | |
888 | if (!params) { | |
889 | err = -ENOMEM; | |
890 | goto exit; | |
891 | } | |
892 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 893 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
894 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
895 | params->action = cpu_to_le16(action); | |
896 | params->sync_id = cpu_to_le16(0x1234); | |
897 | ||
a0f472ac | 898 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
899 | if (err) { |
900 | if (err == -EBUSY) | |
647c9ae0 | 901 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 902 | else |
57d6e91a | 903 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
904 | } |
905 | ||
906 | kfree(params); | |
907 | exit: | |
908 | return err; | |
909 | } | |
910 | ||
911 | static s32 | |
27a68fe3 | 912 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 913 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
914 | { |
915 | s32 err; | |
81f5dcb8 | 916 | u32 passive_scan; |
e756af5b | 917 | struct brcmf_scan_results *results; |
9f440b7b | 918 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 919 | |
4e8a008e | 920 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 921 | escan->ifp = ifp; |
9f440b7b AS |
922 | escan->wiphy = wiphy; |
923 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 924 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 925 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 926 | passive_scan); |
e756af5b | 927 | if (err) { |
57d6e91a | 928 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
929 | return err; |
930 | } | |
5e787f75 | 931 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 932 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
933 | results->version = 0; |
934 | results->count = 0; | |
935 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
936 | ||
a0f472ac | 937 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 938 | if (err) |
5e787f75 | 939 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
940 | return err; |
941 | } | |
942 | ||
943 | static s32 | |
a0f472ac | 944 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
945 | struct cfg80211_scan_request *request, |
946 | struct cfg80211_ssid *this_ssid) | |
947 | { | |
a0f472ac AS |
948 | struct brcmf_if *ifp = vif->ifp; |
949 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 950 | struct cfg80211_ssid *ssids; |
f0799895 | 951 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 952 | u32 passive_scan; |
e756af5b HM |
953 | bool escan_req; |
954 | bool spec_scan; | |
955 | s32 err; | |
956 | u32 SSID_len; | |
957 | ||
4e8a008e | 958 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 959 | |
c1179033 | 960 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 961 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
962 | return -EAGAIN; |
963 | } | |
c1179033 | 964 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
965 | brcmf_err("Scanning being aborted: status (%lu)\n", |
966 | cfg->scan_status); | |
e756af5b HM |
967 | return -EAGAIN; |
968 | } | |
1687eee2 AS |
969 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
970 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
971 | cfg->scan_status); | |
972 | return -EAGAIN; | |
973 | } | |
c1179033 | 974 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 975 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
976 | return -EAGAIN; |
977 | } | |
978 | ||
0f8ffe17 | 979 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
980 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
981 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 982 | |
e756af5b | 983 | /* Arm scan timeout timer */ |
27a68fe3 | 984 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
985 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
986 | ||
987 | escan_req = false; | |
988 | if (request) { | |
989 | /* scan bss */ | |
990 | ssids = request->ssids; | |
991 | escan_req = true; | |
992 | } else { | |
993 | /* scan in ibss */ | |
994 | /* we don't do escan in ibss */ | |
995 | ssids = this_ssid; | |
996 | } | |
997 | ||
27a68fe3 | 998 | cfg->scan_request = request; |
c1179033 | 999 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1000 | if (escan_req) { |
9f440b7b | 1001 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1002 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1003 | if (err) |
1004 | goto scan_out; | |
1005 | ||
a0f472ac | 1006 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1007 | if (err) |
e756af5b HM |
1008 | goto scan_out; |
1009 | } else { | |
4e8a008e AS |
1010 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1011 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1012 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1013 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1014 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1015 | spec_scan = false; | |
1016 | if (SSID_len) { | |
1017 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1018 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1019 | spec_scan = true; | |
1020 | } else | |
4e8a008e | 1021 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1022 | |
81f5dcb8 | 1023 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1024 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1025 | passive_scan); |
e756af5b | 1026 | if (err) { |
57d6e91a | 1027 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1028 | goto scan_out; |
1029 | } | |
5e787f75 | 1030 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1031 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1032 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1033 | if (err) { |
1034 | if (err == -EBUSY) | |
647c9ae0 AS |
1035 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1036 | sr->ssid_le.SSID); | |
e756af5b | 1037 | else |
57d6e91a | 1038 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1039 | |
5e787f75 | 1040 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1041 | goto scan_out; |
1042 | } | |
1043 | } | |
1044 | ||
1045 | return 0; | |
1046 | ||
1047 | scan_out: | |
c1179033 | 1048 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1049 | if (timer_pending(&cfg->escan_timeout)) |
1050 | del_timer_sync(&cfg->escan_timeout); | |
1051 | cfg->scan_request = NULL; | |
e756af5b HM |
1052 | return err; |
1053 | } | |
1054 | ||
5b435de0 | 1055 | static s32 |
0abb5f21 | 1056 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1057 | { |
a0f472ac | 1058 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1059 | s32 err = 0; |
1060 | ||
d96b801f | 1061 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1062 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1063 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1064 | return -EIO; |
1065 | ||
a0f472ac | 1066 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1067 | |
5b435de0 | 1068 | if (err) |
57d6e91a | 1069 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1070 | |
d96b801f | 1071 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1072 | return err; |
1073 | } | |
1074 | ||
1075 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1076 | { | |
1077 | s32 err = 0; | |
1078 | ||
ac24be6f AS |
1079 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1080 | rts_threshold); | |
5b435de0 | 1081 | if (err) |
57d6e91a | 1082 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1083 | |
1084 | return err; | |
1085 | } | |
1086 | ||
1087 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1088 | { | |
1089 | s32 err = 0; | |
1090 | ||
ac24be6f AS |
1091 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1092 | frag_threshold); | |
5b435de0 | 1093 | if (err) |
57d6e91a | 1094 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1095 | |
1096 | return err; | |
1097 | } | |
1098 | ||
1099 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1100 | { | |
1101 | s32 err = 0; | |
b87e2c48 | 1102 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1103 | |
ac24be6f | 1104 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1105 | if (err) { |
57d6e91a | 1106 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1107 | return err; |
1108 | } | |
1109 | return err; | |
1110 | } | |
1111 | ||
1112 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1113 | { | |
27a68fe3 AS |
1114 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1115 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1116 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1117 | s32 err = 0; |
1118 | ||
d96b801f | 1119 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1120 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1121 | return -EIO; |
1122 | ||
1123 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1124 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1125 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1126 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1127 | if (!err) |
1128 | goto done; | |
1129 | } | |
1130 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1131 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1132 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1133 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1134 | if (!err) |
1135 | goto done; | |
1136 | } | |
1137 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1138 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1139 | cfg->conf->retry_long = wiphy->retry_long; | |
1140 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1141 | if (!err) |
1142 | goto done; | |
1143 | } | |
1144 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1145 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1146 | cfg->conf->retry_short = wiphy->retry_short; | |
1147 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1148 | if (!err) |
1149 | goto done; | |
1150 | } | |
1151 | ||
1152 | done: | |
d96b801f | 1153 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1154 | return err; |
1155 | } | |
1156 | ||
5b435de0 AS |
1157 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1158 | { | |
1159 | memset(prof, 0, sizeof(*prof)); | |
1160 | } | |
1161 | ||
903e0eee | 1162 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1163 | { |
61730d4d | 1164 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1165 | s32 err = 0; |
1166 | ||
d96b801f | 1167 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1168 | |
903e0eee | 1169 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1170 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1171 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1172 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1173 | if (err) { |
57d6e91a | 1174 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1175 | } |
903e0eee | 1176 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
43dffbc6 AS |
1177 | cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL); |
1178 | ||
5b435de0 | 1179 | } |
903e0eee | 1180 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1181 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1182 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1183 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1184 | } |
1185 | ||
1186 | static s32 | |
1187 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1188 | struct cfg80211_ibss_params *params) | |
1189 | { | |
27a68fe3 | 1190 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1191 | struct brcmf_if *ifp = netdev_priv(ndev); |
1192 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1193 | struct brcmf_join_params join_params; |
1194 | size_t join_params_size = 0; | |
1195 | s32 err = 0; | |
1196 | s32 wsec = 0; | |
1197 | s32 bcnprd; | |
1701261d | 1198 | u16 chanspec; |
5b435de0 | 1199 | |
d96b801f | 1200 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1201 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1202 | return -EIO; |
1203 | ||
1204 | if (params->ssid) | |
16886735 | 1205 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1206 | else { |
16886735 | 1207 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1208 | return -EOPNOTSUPP; |
1209 | } | |
1210 | ||
c1179033 | 1211 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1212 | |
1213 | if (params->bssid) | |
16886735 | 1214 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1215 | else |
16886735 | 1216 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1217 | |
683b6d3b | 1218 | if (params->chandef.chan) |
16886735 AS |
1219 | brcmf_dbg(CONN, "channel: %d\n", |
1220 | params->chandef.chan->center_freq); | |
5b435de0 | 1221 | else |
16886735 | 1222 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1223 | |
1224 | if (params->channel_fixed) | |
16886735 | 1225 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1226 | else |
16886735 | 1227 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1228 | |
1229 | if (params->ie && params->ie_len) | |
16886735 | 1230 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1231 | else |
16886735 | 1232 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1233 | |
1234 | if (params->beacon_interval) | |
16886735 AS |
1235 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1236 | params->beacon_interval); | |
5b435de0 | 1237 | else |
16886735 | 1238 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1239 | |
1240 | if (params->basic_rates) | |
16886735 | 1241 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1242 | else |
16886735 | 1243 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1244 | |
1245 | if (params->privacy) | |
16886735 | 1246 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1247 | else |
16886735 | 1248 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1249 | |
1250 | /* Configure Privacy for starter */ | |
1251 | if (params->privacy) | |
1252 | wsec |= WEP_ENABLED; | |
1253 | ||
c1179033 | 1254 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1255 | if (err) { |
57d6e91a | 1256 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1257 | goto done; |
1258 | } | |
1259 | ||
1260 | /* Configure Beacon Interval for starter */ | |
1261 | if (params->beacon_interval) | |
1262 | bcnprd = params->beacon_interval; | |
1263 | else | |
1264 | bcnprd = 100; | |
1265 | ||
b87e2c48 | 1266 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1267 | if (err) { |
57d6e91a | 1268 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1269 | goto done; |
1270 | } | |
1271 | ||
1272 | /* Configure required join parameter */ | |
1273 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1274 | ||
1275 | /* SSID */ | |
6c8c4f72 AS |
1276 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1277 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1278 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1279 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1280 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1281 | |
1282 | /* BSSID */ | |
1283 | if (params->bssid) { | |
1284 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1285 | join_params_size = sizeof(join_params.ssid_le) + | |
1286 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1287 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1288 | } else { |
ba40d166 | 1289 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1290 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1291 | } |
1292 | ||
5b435de0 | 1293 | /* Channel */ |
683b6d3b | 1294 | if (params->chandef.chan) { |
5b435de0 AS |
1295 | u32 target_channel; |
1296 | ||
27a68fe3 | 1297 | cfg->channel = |
5b435de0 | 1298 | ieee80211_frequency_to_channel( |
683b6d3b | 1299 | params->chandef.chan->center_freq); |
5b435de0 AS |
1300 | if (params->channel_fixed) { |
1301 | /* adding chanspec */ | |
600a897d AS |
1302 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1303 | ¶ms->chandef); | |
1701261d HM |
1304 | join_params.params_le.chanspec_list[0] = |
1305 | cpu_to_le16(chanspec); | |
1306 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1307 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1308 | } |
1309 | ||
1310 | /* set channel for starter */ | |
27a68fe3 | 1311 | target_channel = cfg->channel; |
b87e2c48 | 1312 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1313 | target_channel); |
5b435de0 | 1314 | if (err) { |
57d6e91a | 1315 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1316 | goto done; |
1317 | } | |
1318 | } else | |
27a68fe3 | 1319 | cfg->channel = 0; |
5b435de0 | 1320 | |
27a68fe3 | 1321 | cfg->ibss_starter = false; |
5b435de0 AS |
1322 | |
1323 | ||
c1179033 | 1324 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1325 | &join_params, join_params_size); |
5b435de0 | 1326 | if (err) { |
57d6e91a | 1327 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1328 | goto done; |
1329 | } | |
1330 | ||
1331 | done: | |
1332 | if (err) | |
c1179033 | 1333 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1334 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1335 | return err; |
1336 | } | |
1337 | ||
1338 | static s32 | |
1339 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1340 | { | |
0abb5f21 | 1341 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1342 | |
d96b801f | 1343 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1344 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1345 | return -EIO; |
1346 | ||
903e0eee | 1347 | brcmf_link_down(ifp->vif); |
5b435de0 | 1348 | |
d96b801f | 1349 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1350 | |
12f32370 | 1351 | return 0; |
5b435de0 AS |
1352 | } |
1353 | ||
1354 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1355 | struct cfg80211_connect_params *sme) | |
1356 | { | |
6ac4f4ed | 1357 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1358 | struct brcmf_cfg80211_security *sec; |
1359 | s32 val = 0; | |
1360 | s32 err = 0; | |
1361 | ||
1362 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1363 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1364 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1365 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1366 | else | |
1367 | val = WPA_AUTH_DISABLED; | |
16886735 | 1368 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1369 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1370 | if (err) { |
57d6e91a | 1371 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1372 | return err; |
1373 | } | |
06bb123e | 1374 | sec = &profile->sec; |
5b435de0 AS |
1375 | sec->wpa_versions = sme->crypto.wpa_versions; |
1376 | return err; | |
1377 | } | |
1378 | ||
1379 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1380 | struct cfg80211_connect_params *sme) | |
1381 | { | |
6ac4f4ed | 1382 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1383 | struct brcmf_cfg80211_security *sec; |
1384 | s32 val = 0; | |
1385 | s32 err = 0; | |
1386 | ||
1387 | switch (sme->auth_type) { | |
1388 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1389 | val = 0; | |
16886735 | 1390 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1391 | break; |
1392 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1393 | val = 1; | |
16886735 | 1394 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1395 | break; |
1396 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1397 | val = 2; | |
16886735 | 1398 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1399 | break; |
1400 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1401 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1402 | default: |
1403 | val = 2; | |
57d6e91a | 1404 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1405 | break; |
1406 | } | |
1407 | ||
89286dc9 | 1408 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1409 | if (err) { |
57d6e91a | 1410 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1411 | return err; |
1412 | } | |
06bb123e | 1413 | sec = &profile->sec; |
5b435de0 AS |
1414 | sec->auth_type = sme->auth_type; |
1415 | return err; | |
1416 | } | |
1417 | ||
1418 | static s32 | |
87b7e9e2 DK |
1419 | brcmf_set_wsec_mode(struct net_device *ndev, |
1420 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1421 | { |
6ac4f4ed | 1422 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1423 | struct brcmf_cfg80211_security *sec; |
1424 | s32 pval = 0; | |
1425 | s32 gval = 0; | |
87b7e9e2 | 1426 | s32 wsec; |
5b435de0 AS |
1427 | s32 err = 0; |
1428 | ||
1429 | if (sme->crypto.n_ciphers_pairwise) { | |
1430 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1431 | case WLAN_CIPHER_SUITE_WEP40: | |
1432 | case WLAN_CIPHER_SUITE_WEP104: | |
1433 | pval = WEP_ENABLED; | |
1434 | break; | |
1435 | case WLAN_CIPHER_SUITE_TKIP: | |
1436 | pval = TKIP_ENABLED; | |
1437 | break; | |
1438 | case WLAN_CIPHER_SUITE_CCMP: | |
1439 | pval = AES_ENABLED; | |
1440 | break; | |
1441 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1442 | pval = AES_ENABLED; | |
1443 | break; | |
1444 | default: | |
57d6e91a AS |
1445 | brcmf_err("invalid cipher pairwise (%d)\n", |
1446 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1447 | return -EINVAL; |
1448 | } | |
1449 | } | |
1450 | if (sme->crypto.cipher_group) { | |
1451 | switch (sme->crypto.cipher_group) { | |
1452 | case WLAN_CIPHER_SUITE_WEP40: | |
1453 | case WLAN_CIPHER_SUITE_WEP104: | |
1454 | gval = WEP_ENABLED; | |
1455 | break; | |
1456 | case WLAN_CIPHER_SUITE_TKIP: | |
1457 | gval = TKIP_ENABLED; | |
1458 | break; | |
1459 | case WLAN_CIPHER_SUITE_CCMP: | |
1460 | gval = AES_ENABLED; | |
1461 | break; | |
1462 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1463 | gval = AES_ENABLED; | |
1464 | break; | |
1465 | default: | |
57d6e91a AS |
1466 | brcmf_err("invalid cipher group (%d)\n", |
1467 | sme->crypto.cipher_group); | |
5b435de0 AS |
1468 | return -EINVAL; |
1469 | } | |
1470 | } | |
1471 | ||
16886735 | 1472 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1473 | /* In case of privacy, but no security and WPS then simulate */ |
1474 | /* setting AES. WPS-2.0 allows no security */ | |
1475 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1476 | sme->privacy) | |
1477 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1478 | |
1479 | if (mfp) | |
1480 | wsec = pval | gval | MFP_CAPABLE; | |
1481 | else | |
1482 | wsec = pval | gval; | |
1483 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1484 | if (err) { |
57d6e91a | 1485 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1486 | return err; |
1487 | } | |
1488 | ||
06bb123e | 1489 | sec = &profile->sec; |
5b435de0 AS |
1490 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1491 | sec->cipher_group = sme->crypto.cipher_group; | |
1492 | ||
1493 | return err; | |
1494 | } | |
1495 | ||
1496 | static s32 | |
1497 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1498 | { | |
6ac4f4ed | 1499 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1500 | struct brcmf_cfg80211_security *sec; |
1501 | s32 val = 0; | |
1502 | s32 err = 0; | |
1503 | ||
1504 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1505 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1506 | "wpa_auth", &val); | |
5b435de0 | 1507 | if (err) { |
57d6e91a | 1508 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1509 | return err; |
1510 | } | |
1511 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1512 | switch (sme->crypto.akm_suites[0]) { | |
1513 | case WLAN_AKM_SUITE_8021X: | |
1514 | val = WPA_AUTH_UNSPECIFIED; | |
1515 | break; | |
1516 | case WLAN_AKM_SUITE_PSK: | |
1517 | val = WPA_AUTH_PSK; | |
1518 | break; | |
1519 | default: | |
57d6e91a AS |
1520 | brcmf_err("invalid cipher group (%d)\n", |
1521 | sme->crypto.cipher_group); | |
5b435de0 AS |
1522 | return -EINVAL; |
1523 | } | |
1524 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1525 | switch (sme->crypto.akm_suites[0]) { | |
1526 | case WLAN_AKM_SUITE_8021X: | |
1527 | val = WPA2_AUTH_UNSPECIFIED; | |
1528 | break; | |
1529 | case WLAN_AKM_SUITE_PSK: | |
1530 | val = WPA2_AUTH_PSK; | |
1531 | break; | |
1532 | default: | |
57d6e91a AS |
1533 | brcmf_err("invalid cipher group (%d)\n", |
1534 | sme->crypto.cipher_group); | |
5b435de0 AS |
1535 | return -EINVAL; |
1536 | } | |
1537 | } | |
1538 | ||
16886735 | 1539 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1540 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1541 | "wpa_auth", val); | |
5b435de0 | 1542 | if (err) { |
57d6e91a | 1543 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1544 | return err; |
1545 | } | |
1546 | } | |
06bb123e | 1547 | sec = &profile->sec; |
5b435de0 AS |
1548 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1549 | ||
1550 | return err; | |
1551 | } | |
1552 | ||
1553 | static s32 | |
f09d0c02 HM |
1554 | brcmf_set_sharedkey(struct net_device *ndev, |
1555 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1556 | { |
6ac4f4ed | 1557 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1558 | struct brcmf_cfg80211_security *sec; |
1559 | struct brcmf_wsec_key key; | |
1560 | s32 val; | |
1561 | s32 err = 0; | |
1562 | ||
16886735 | 1563 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1564 | |
a718e2fe RV |
1565 | if (sme->key_len == 0) |
1566 | return 0; | |
1567 | ||
06bb123e | 1568 | sec = &profile->sec; |
16886735 AS |
1569 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1570 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1571 | |
1572 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1573 | return 0; | |
1574 | ||
f09d0c02 HM |
1575 | if (!(sec->cipher_pairwise & |
1576 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1577 | return 0; | |
a718e2fe | 1578 | |
f09d0c02 HM |
1579 | memset(&key, 0, sizeof(key)); |
1580 | key.len = (u32) sme->key_len; | |
1581 | key.index = (u32) sme->key_idx; | |
1582 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1583 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1584 | return -EINVAL; |
1585 | } | |
1586 | memcpy(key.data, sme->key, key.len); | |
1587 | key.flags = BRCMF_PRIMARY_KEY; | |
1588 | switch (sec->cipher_pairwise) { | |
1589 | case WLAN_CIPHER_SUITE_WEP40: | |
1590 | key.algo = CRYPTO_ALGO_WEP1; | |
1591 | break; | |
1592 | case WLAN_CIPHER_SUITE_WEP104: | |
1593 | key.algo = CRYPTO_ALGO_WEP128; | |
1594 | break; | |
1595 | default: | |
57d6e91a AS |
1596 | brcmf_err("Invalid algorithm (%d)\n", |
1597 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1598 | return -EINVAL; |
1599 | } | |
1600 | /* Set the new key/index */ | |
16886735 AS |
1601 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1602 | key.len, key.index, key.algo); | |
1603 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1604 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1605 | if (err) |
1606 | return err; | |
1607 | ||
1608 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1609 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1610 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1611 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1612 | if (err) |
57d6e91a | 1613 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1614 | } |
1615 | return err; | |
1616 | } | |
1617 | ||
cbb1ec94 AS |
1618 | static |
1619 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1620 | enum nl80211_auth_type type) | |
1621 | { | |
1622 | u32 ci; | |
1623 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1624 | /* shift to ignore chip revision */ | |
1625 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1626 | switch (ci) { | |
1627 | case 43236: | |
1628 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1629 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1630 | default: | |
1631 | break; | |
1632 | } | |
1633 | } | |
1634 | return type; | |
1635 | } | |
1636 | ||
5b435de0 AS |
1637 | static s32 |
1638 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1639 | struct cfg80211_connect_params *sme) |
5b435de0 | 1640 | { |
27a68fe3 | 1641 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1642 | struct brcmf_if *ifp = netdev_priv(ndev); |
1643 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1644 | struct ieee80211_channel *chan = sme->channel; |
1645 | struct brcmf_join_params join_params; | |
1646 | size_t join_params_size; | |
4b5800fe JB |
1647 | const struct brcmf_tlv *rsn_ie; |
1648 | const struct brcmf_vs_tlv *wpa_ie; | |
1649 | const void *ie; | |
89286dc9 HM |
1650 | u32 ie_len; |
1651 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1652 | u16 chanspec; |
5b435de0 AS |
1653 | s32 err = 0; |
1654 | ||
d96b801f | 1655 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1656 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1657 | return -EIO; |
1658 | ||
1659 | if (!sme->ssid) { | |
57d6e91a | 1660 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1661 | return -EOPNOTSUPP; |
1662 | } | |
1663 | ||
89286dc9 HM |
1664 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1665 | /* A normal (non P2P) connection request setup. */ | |
1666 | ie = NULL; | |
1667 | ie_len = 0; | |
1668 | /* find the WPA_IE */ | |
1669 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1670 | if (wpa_ie) { | |
1671 | ie = wpa_ie; | |
1672 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1673 | } else { | |
1674 | /* find the RSN_IE */ | |
4b5800fe JB |
1675 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1676 | sme->ie_len, | |
89286dc9 HM |
1677 | WLAN_EID_RSN); |
1678 | if (rsn_ie) { | |
1679 | ie = rsn_ie; | |
1680 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1681 | } | |
1682 | } | |
1683 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1684 | } | |
1685 | ||
1686 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1687 | sme->ie, sme->ie_len); | |
1688 | if (err) | |
1689 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1690 | else | |
1691 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1692 | ||
c1179033 | 1693 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1694 | |
1695 | if (chan) { | |
27a68fe3 | 1696 | cfg->channel = |
5b435de0 | 1697 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1698 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1699 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1700 | cfg->channel, chan->center_freq, chanspec); | |
1701 | } else { | |
27a68fe3 | 1702 | cfg->channel = 0; |
1701261d HM |
1703 | chanspec = 0; |
1704 | } | |
5b435de0 | 1705 | |
647c9ae0 | 1706 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1707 | |
1708 | err = brcmf_set_wpa_version(ndev, sme); | |
1709 | if (err) { | |
57d6e91a | 1710 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1711 | goto done; |
1712 | } | |
1713 | ||
cbb1ec94 | 1714 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1715 | err = brcmf_set_auth_type(ndev, sme); |
1716 | if (err) { | |
57d6e91a | 1717 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1718 | goto done; |
1719 | } | |
1720 | ||
87b7e9e2 | 1721 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1722 | if (err) { |
57d6e91a | 1723 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1724 | goto done; |
1725 | } | |
1726 | ||
1727 | err = brcmf_set_key_mgmt(ndev, sme); | |
1728 | if (err) { | |
57d6e91a | 1729 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1730 | goto done; |
1731 | } | |
1732 | ||
f09d0c02 | 1733 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1734 | if (err) { |
57d6e91a | 1735 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1736 | goto done; |
1737 | } | |
1738 | ||
89286dc9 HM |
1739 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1740 | (u32)sme->ssid_len); | |
1741 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1742 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1743 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1744 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1745 | profile->ssid.SSID_len); | |
1746 | } | |
1747 | ||
1748 | /* Join with specific BSSID and cached SSID | |
1749 | * If SSID is zero join based on BSSID only | |
1750 | */ | |
1751 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1752 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1753 | if (cfg->channel) | |
1754 | join_params_size += sizeof(u16); | |
1755 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1756 | if (ext_join_params == NULL) { | |
1757 | err = -ENOMEM; | |
1758 | goto done; | |
1759 | } | |
1760 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1761 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1762 | profile->ssid.SSID_len); | |
63dd99e6 | 1763 | |
89286dc9 HM |
1764 | /* Set up join scan parameters */ |
1765 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1766 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1767 | ||
1768 | if (sme->bssid) | |
1769 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1770 | else | |
1771 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1772 | ||
1773 | if (cfg->channel) { | |
1774 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1775 | ||
1776 | ext_join_params->assoc_le.chanspec_list[0] = | |
1777 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1778 | /* Increase dwell time to receive probe response or detect |
1779 | * beacon from target AP at a noisy air only during connect | |
1780 | * command. | |
1781 | */ | |
1782 | ext_join_params->scan_le.active_time = | |
1783 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1784 | ext_join_params->scan_le.passive_time = | |
1785 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1786 | /* To sync with presence period of VSDB GO send probe request | |
1787 | * more frequently. Probe request will be stopped when it gets | |
1788 | * probe response from target AP/GO. | |
1789 | */ | |
1790 | ext_join_params->scan_le.nprobes = | |
1791 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1792 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1793 | } else { | |
1794 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1795 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1796 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1797 | } |
1798 | ||
1799 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1800 | join_params_size); | |
1801 | kfree(ext_join_params); | |
1802 | if (!err) | |
1803 | /* This is it. join command worked, we are done */ | |
1804 | goto done; | |
1805 | ||
1806 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1807 | memset(&join_params, 0, sizeof(join_params)); |
1808 | join_params_size = sizeof(join_params.ssid_le); | |
1809 | ||
6c8c4f72 | 1810 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1811 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1812 | |
89286dc9 HM |
1813 | if (sme->bssid) |
1814 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1815 | else | |
1816 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1817 | |
1701261d HM |
1818 | if (cfg->channel) { |
1819 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1820 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1821 | join_params_size += sizeof(join_params.params_le); | |
1822 | } | |
c1179033 | 1823 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1824 | &join_params, join_params_size); |
5b435de0 | 1825 | if (err) |
89286dc9 | 1826 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1827 | |
1828 | done: | |
1829 | if (err) | |
c1179033 | 1830 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1831 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1832 | return err; |
1833 | } | |
1834 | ||
1835 | static s32 | |
1836 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1837 | u16 reason_code) | |
1838 | { | |
0abb5f21 AS |
1839 | struct brcmf_if *ifp = netdev_priv(ndev); |
1840 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1841 | struct brcmf_scb_val_le scbval; |
1842 | s32 err = 0; | |
1843 | ||
d96b801f | 1844 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1845 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1846 | return -EIO; |
1847 | ||
c1179033 | 1848 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
43dffbc6 | 1849 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1850 | |
06bb123e | 1851 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1852 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1853 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1854 | &scbval, sizeof(scbval)); |
5b435de0 | 1855 | if (err) |
57d6e91a | 1856 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1857 | |
d96b801f | 1858 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1859 | return err; |
1860 | } | |
1861 | ||
1862 | static s32 | |
c8442118 | 1863 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1864 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1865 | { |
1866 | ||
27a68fe3 | 1867 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1868 | struct net_device *ndev = cfg_to_ndev(cfg); |
1869 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1870 | u16 txpwrmw; |
1871 | s32 err = 0; | |
1872 | s32 disable = 0; | |
d3f31134 | 1873 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1874 | |
d96b801f | 1875 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1876 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1877 | return -EIO; |
1878 | ||
1879 | switch (type) { | |
1880 | case NL80211_TX_POWER_AUTOMATIC: | |
1881 | break; | |
1882 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1883 | case NL80211_TX_POWER_FIXED: |
1884 | if (dbm < 0) { | |
57d6e91a | 1885 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1886 | err = -EINVAL; |
1887 | goto done; | |
1888 | } | |
1889 | break; | |
1890 | } | |
1891 | /* Make sure radio is off or on as far as software is concerned */ | |
1892 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1893 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1894 | if (err) |
57d6e91a | 1895 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1896 | |
1897 | if (dbm > 0xffff) | |
1898 | txpwrmw = 0xffff; | |
1899 | else | |
1900 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1901 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1902 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1903 | if (err) |
57d6e91a | 1904 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1905 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1906 | |
1907 | done: | |
d96b801f | 1908 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1909 | return err; |
1910 | } | |
1911 | ||
c8442118 JB |
1912 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1913 | struct wireless_dev *wdev, | |
1914 | s32 *dbm) | |
5b435de0 | 1915 | { |
27a68fe3 | 1916 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1917 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1918 | s32 txpwrdbm; |
1919 | u8 result; | |
1920 | s32 err = 0; | |
1921 | ||
d96b801f | 1922 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1923 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1924 | return -EIO; |
1925 | ||
0abb5f21 | 1926 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1927 | if (err) { |
57d6e91a | 1928 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1929 | goto done; |
1930 | } | |
1931 | ||
1932 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1933 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1934 | |
1935 | done: | |
d96b801f | 1936 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1937 | return err; |
1938 | } | |
1939 | ||
1940 | static s32 | |
1941 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1942 | u8 key_idx, bool unicast, bool multicast) | |
1943 | { | |
0abb5f21 | 1944 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1945 | u32 index; |
1946 | u32 wsec; | |
1947 | s32 err = 0; | |
1948 | ||
d96b801f | 1949 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1950 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1951 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1952 | return -EIO; |
1953 | ||
0abb5f21 | 1954 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1955 | if (err) { |
57d6e91a | 1956 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1957 | goto done; |
1958 | } | |
1959 | ||
1960 | if (wsec & WEP_ENABLED) { | |
1961 | /* Just select a new current key */ | |
1962 | index = key_idx; | |
0abb5f21 | 1963 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1964 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1965 | if (err) |
57d6e91a | 1966 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1967 | } |
1968 | done: | |
d96b801f | 1969 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1970 | return err; |
1971 | } | |
1972 | ||
1973 | static s32 | |
1974 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1975 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1976 | { | |
992f6068 | 1977 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1978 | struct brcmf_wsec_key key; |
5b435de0 | 1979 | s32 err = 0; |
992f6068 | 1980 | u8 keybuf[8]; |
5b435de0 AS |
1981 | |
1982 | memset(&key, 0, sizeof(key)); | |
1983 | key.index = (u32) key_idx; | |
1984 | /* Instead of bcast for ea address for default wep keys, | |
1985 | driver needs it to be Null */ | |
1986 | if (!is_multicast_ether_addr(mac_addr)) | |
1987 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1988 | key.len = (u32) params->key_len; | |
1989 | /* check for key index change */ | |
1990 | if (key.len == 0) { | |
1991 | /* key delete */ | |
2eaba7e8 | 1992 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1993 | if (err) |
57d6e91a | 1994 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1995 | } else { |
1996 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1997 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1998 | return -EINVAL; |
1999 | } | |
2000 | ||
16886735 | 2001 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2002 | memcpy(key.data, params->key, key.len); |
2003 | ||
967fe2c8 | 2004 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2005 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2006 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2007 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2008 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2009 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2010 | } | |
2011 | ||
2012 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2013 | if (params->seq && params->seq_len == 6) { | |
2014 | /* rx iv */ | |
2015 | u8 *ivptr; | |
2016 | ivptr = (u8 *) params->seq; | |
2017 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2018 | (ivptr[3] << 8) | ivptr[2]; | |
2019 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2020 | key.iv_initialized = true; | |
2021 | } | |
2022 | ||
2023 | switch (params->cipher) { | |
2024 | case WLAN_CIPHER_SUITE_WEP40: | |
2025 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2026 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2027 | break; |
2028 | case WLAN_CIPHER_SUITE_WEP104: | |
2029 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2030 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2031 | break; |
2032 | case WLAN_CIPHER_SUITE_TKIP: | |
2033 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2034 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2035 | break; |
2036 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2037 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2038 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2039 | break; |
2040 | case WLAN_CIPHER_SUITE_CCMP: | |
2041 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2042 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2043 | break; |
2044 | default: | |
57d6e91a | 2045 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2046 | return -EINVAL; |
2047 | } | |
2eaba7e8 | 2048 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 2049 | if (err) |
57d6e91a | 2050 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2051 | } |
2052 | return err; | |
2053 | } | |
2054 | ||
2055 | static s32 | |
2056 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2057 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2058 | struct key_params *params) | |
2059 | { | |
0abb5f21 | 2060 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2061 | struct brcmf_wsec_key key; |
2062 | s32 val; | |
2063 | s32 wsec; | |
2064 | s32 err = 0; | |
2065 | u8 keybuf[8]; | |
2066 | ||
d96b801f | 2067 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2068 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2069 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2070 | return -EIO; |
2071 | ||
787eb033 DK |
2072 | if (mac_addr && |
2073 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2074 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2075 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2076 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2077 | } | |
2078 | memset(&key, 0, sizeof(key)); | |
2079 | ||
2080 | key.len = (u32) params->key_len; | |
2081 | key.index = (u32) key_idx; | |
2082 | ||
2083 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2084 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2085 | err = -EINVAL; |
2086 | goto done; | |
2087 | } | |
2088 | memcpy(key.data, params->key, key.len); | |
2089 | ||
2090 | key.flags = BRCMF_PRIMARY_KEY; | |
2091 | switch (params->cipher) { | |
2092 | case WLAN_CIPHER_SUITE_WEP40: | |
2093 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2094 | val = WEP_ENABLED; |
16886735 | 2095 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2096 | break; |
2097 | case WLAN_CIPHER_SUITE_WEP104: | |
2098 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2099 | val = WEP_ENABLED; |
16886735 | 2100 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2101 | break; |
2102 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2103 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2104 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2105 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2106 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2107 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2108 | } | |
5b435de0 | 2109 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2110 | val = TKIP_ENABLED; |
16886735 | 2111 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2112 | break; |
2113 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2114 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2115 | val = AES_ENABLED; |
16886735 | 2116 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2117 | break; |
2118 | case WLAN_CIPHER_SUITE_CCMP: | |
2119 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2120 | val = AES_ENABLED; |
16886735 | 2121 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2122 | break; |
2123 | default: | |
57d6e91a | 2124 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2125 | err = -EINVAL; |
2126 | goto done; | |
2127 | } | |
2128 | ||
2eaba7e8 | 2129 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2130 | if (err) |
2131 | goto done; | |
2132 | ||
0abb5f21 | 2133 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2134 | if (err) { |
57d6e91a | 2135 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2136 | goto done; |
2137 | } | |
5b435de0 | 2138 | wsec |= val; |
0abb5f21 | 2139 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2140 | if (err) { |
57d6e91a | 2141 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2142 | goto done; |
2143 | } | |
2144 | ||
5b435de0 | 2145 | done: |
d96b801f | 2146 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2147 | return err; |
2148 | } | |
2149 | ||
2150 | static s32 | |
2151 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2152 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2153 | { | |
0abb5f21 | 2154 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2155 | struct brcmf_wsec_key key; |
2156 | s32 err = 0; | |
5b435de0 | 2157 | |
d96b801f | 2158 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2159 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2160 | return -EIO; |
2161 | ||
256c374f HM |
2162 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2163 | /* we ignore this key index in this case */ | |
57d6e91a | 2164 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2165 | return -EINVAL; |
2166 | } | |
2167 | ||
5b435de0 AS |
2168 | memset(&key, 0, sizeof(key)); |
2169 | ||
2170 | key.index = (u32) key_idx; | |
2171 | key.flags = BRCMF_PRIMARY_KEY; | |
2172 | key.algo = CRYPTO_ALGO_OFF; | |
2173 | ||
16886735 | 2174 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2175 | |
2176 | /* Set the new key/index */ | |
2eaba7e8 | 2177 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2178 | |
d96b801f | 2179 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2180 | return err; |
2181 | } | |
2182 | ||
2183 | static s32 | |
2184 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2185 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2186 | void (*callback) (void *cookie, struct key_params * params)) | |
2187 | { | |
2188 | struct key_params params; | |
0abb5f21 AS |
2189 | struct brcmf_if *ifp = netdev_priv(ndev); |
2190 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2191 | struct brcmf_cfg80211_security *sec; |
2192 | s32 wsec; | |
2193 | s32 err = 0; | |
2194 | ||
d96b801f | 2195 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2196 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2197 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2198 | return -EIO; |
2199 | ||
2200 | memset(¶ms, 0, sizeof(params)); | |
2201 | ||
0abb5f21 | 2202 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2203 | if (err) { |
57d6e91a | 2204 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2205 | /* Ignore this error, may happen during DISASSOC */ |
2206 | err = -EAGAIN; | |
2207 | goto done; | |
2208 | } | |
c5bf53a8 | 2209 | if (wsec & WEP_ENABLED) { |
06bb123e | 2210 | sec = &profile->sec; |
5b435de0 AS |
2211 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2212 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2213 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2214 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2215 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2216 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2217 | } |
c5bf53a8 | 2218 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2219 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2220 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2221 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2222 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2223 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2224 | } else { |
57d6e91a | 2225 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2226 | err = -EINVAL; |
2227 | goto done; | |
2228 | } | |
2229 | callback(cookie, ¶ms); | |
2230 | ||
2231 | done: | |
d96b801f | 2232 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2233 | return err; |
2234 | } | |
2235 | ||
2236 | static s32 | |
2237 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2238 | struct net_device *ndev, u8 key_idx) | |
2239 | { | |
647c9ae0 | 2240 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2241 | |
2242 | return -EOPNOTSUPP; | |
2243 | } | |
2244 | ||
2245 | static s32 | |
2246 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2247 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2248 | { |
0abb5f21 AS |
2249 | struct brcmf_if *ifp = netdev_priv(ndev); |
2250 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2251 | struct brcmf_scb_val_le scb_val; |
2252 | int rssi; | |
2253 | s32 rate; | |
2254 | s32 err = 0; | |
06bb123e | 2255 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2256 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2257 | u32 beacon_period; |
2258 | u32 dtim_period; | |
5b435de0 | 2259 | |
d96b801f | 2260 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2261 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2262 | return -EIO; |
2263 | ||
967fe2c8 | 2264 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2265 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2266 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2267 | &sta_info_le, |
81f5dcb8 | 2268 | sizeof(sta_info_le)); |
1a873342 | 2269 | if (err < 0) { |
57d6e91a | 2270 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2271 | goto done; |
2272 | } | |
1a873342 | 2273 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2274 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2275 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2276 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2277 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2278 | } |
d96b801f AS |
2279 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2280 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2281 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2282 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2283 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2284 | mac, bssid); | |
1a873342 HM |
2285 | err = -ENOENT; |
2286 | goto done; | |
2287 | } | |
2288 | /* Report the current tx rate */ | |
89286dc9 | 2289 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2290 | if (err) { |
57d6e91a | 2291 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2292 | goto done; |
7f6c562d | 2293 | } else { |
1a873342 HM |
2294 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2295 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2296 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2297 | } |
5b435de0 | 2298 | |
c1179033 AS |
2299 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2300 | &ifp->vif->sme_state)) { | |
1a873342 | 2301 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2302 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2303 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2304 | if (err) { |
57d6e91a | 2305 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2306 | goto done; |
2307 | } else { | |
2308 | rssi = le32_to_cpu(scb_val.val); | |
2309 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2310 | sinfo->signal = rssi; | |
16886735 | 2311 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2312 | } |
9ee66d1b HM |
2313 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2314 | &beacon_period); | |
2315 | if (err) { | |
2316 | brcmf_err("Could not get beacon period (%d)\n", | |
2317 | err); | |
2318 | goto done; | |
2319 | } else { | |
2320 | sinfo->bss_param.beacon_interval = | |
2321 | beacon_period; | |
2322 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2323 | beacon_period); | |
2324 | } | |
2325 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2326 | &dtim_period); | |
2327 | if (err) { | |
2328 | brcmf_err("Could not get DTIM period (%d)\n", | |
2329 | err); | |
2330 | goto done; | |
2331 | } else { | |
2332 | sinfo->bss_param.dtim_period = dtim_period; | |
2333 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2334 | dtim_period); | |
2335 | } | |
2336 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2337 | } |
2338 | } else | |
2339 | err = -EPERM; | |
5b435de0 | 2340 | done: |
d96b801f | 2341 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2342 | return err; |
2343 | } | |
2344 | ||
2345 | static s32 | |
2346 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2347 | bool enabled, s32 timeout) | |
2348 | { | |
2349 | s32 pm; | |
2350 | s32 err = 0; | |
27a68fe3 | 2351 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2352 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2353 | |
d96b801f | 2354 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2355 | |
2356 | /* | |
2357 | * Powersave enable/disable request is coming from the | |
2358 | * cfg80211 even before the interface is up. In that | |
2359 | * scenario, driver will be storing the power save | |
27a68fe3 | 2360 | * preference in cfg struct to apply this to |
5b435de0 AS |
2361 | * FW later while initializing the dongle |
2362 | */ | |
27a68fe3 | 2363 | cfg->pwr_save = enabled; |
ce81e317 | 2364 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2365 | |
647c9ae0 | 2366 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2367 | goto done; |
2368 | } | |
2369 | ||
2370 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2371 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2372 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2373 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2374 | pm = PM_OFF; | |
2375 | } | |
647c9ae0 | 2376 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2377 | |
c1179033 | 2378 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2379 | if (err) { |
2380 | if (err == -ENODEV) | |
57d6e91a | 2381 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2382 | else |
57d6e91a | 2383 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2384 | } |
2385 | done: | |
d96b801f | 2386 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2387 | return err; |
2388 | } | |
2389 | ||
27a68fe3 | 2390 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2391 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2392 | { |
27a68fe3 | 2393 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2394 | struct ieee80211_channel *notify_channel; |
2395 | struct cfg80211_bss *bss; | |
2396 | struct ieee80211_supported_band *band; | |
83cf17aa | 2397 | struct brcmu_chan ch; |
5b435de0 AS |
2398 | u16 channel; |
2399 | u32 freq; | |
5b435de0 AS |
2400 | u16 notify_capability; |
2401 | u16 notify_interval; | |
2402 | u8 *notify_ie; | |
2403 | size_t notify_ielen; | |
2404 | s32 notify_signal; | |
2405 | ||
2406 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2407 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2408 | return 0; |
2409 | } | |
2410 | ||
83cf17aa FL |
2411 | if (!bi->ctl_ch) { |
2412 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2413 | cfg->d11inf.decchspec(&ch); | |
2414 | bi->ctl_ch = ch.chnum; | |
2415 | } | |
2416 | channel = bi->ctl_ch; | |
5b435de0 AS |
2417 | |
2418 | if (channel <= CH_MAX_2G_CHANNEL) | |
2419 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2420 | else | |
2421 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2422 | ||
2423 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2424 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2425 | ||
5b435de0 AS |
2426 | notify_capability = le16_to_cpu(bi->capability); |
2427 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2428 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2429 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2430 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2431 | ||
16886735 AS |
2432 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2433 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2434 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2435 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2436 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2437 | |
2438 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2439 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2440 | notify_ielen, notify_signal, GFP_KERNEL); |
2441 | ||
e78946e1 FL |
2442 | if (!bss) |
2443 | return -ENOMEM; | |
2444 | ||
5b112d3d | 2445 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2446 | |
12f32370 | 2447 | return 0; |
5b435de0 AS |
2448 | } |
2449 | ||
6f09be0a RV |
2450 | static struct brcmf_bss_info_le * |
2451 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2452 | { | |
2453 | if (bss == NULL) | |
2454 | return list->bss_info_le; | |
2455 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2456 | le32_to_cpu(bss->length)); | |
2457 | } | |
2458 | ||
27a68fe3 | 2459 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2460 | { |
2461 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2462 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2463 | s32 err = 0; |
2464 | int i; | |
2465 | ||
27a68fe3 | 2466 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2467 | if (bss_list->count != 0 && |
2468 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2469 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2470 | bss_list->version); | |
5b435de0 AS |
2471 | return -EOPNOTSUPP; |
2472 | } | |
4e8a008e | 2473 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2474 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2475 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2476 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2477 | if (err) |
2478 | break; | |
2479 | } | |
2480 | return err; | |
2481 | } | |
2482 | ||
27a68fe3 | 2483 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2484 | struct net_device *ndev, const u8 *bssid) |
2485 | { | |
27a68fe3 | 2486 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2487 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2488 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2489 | struct ieee80211_supported_band *band; |
e78946e1 | 2490 | struct cfg80211_bss *bss; |
83cf17aa | 2491 | struct brcmu_chan ch; |
5b435de0 AS |
2492 | u8 *buf = NULL; |
2493 | s32 err = 0; | |
5b435de0 | 2494 | u32 freq; |
5b435de0 AS |
2495 | u16 notify_capability; |
2496 | u16 notify_interval; | |
2497 | u8 *notify_ie; | |
2498 | size_t notify_ielen; | |
2499 | s32 notify_signal; | |
2500 | ||
d96b801f | 2501 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2502 | |
2503 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2504 | if (buf == NULL) { | |
2505 | err = -ENOMEM; | |
2506 | goto CleanUp; | |
2507 | } | |
2508 | ||
2509 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2510 | ||
ac24be6f AS |
2511 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2512 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2513 | if (err) { |
57d6e91a | 2514 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2515 | goto CleanUp; |
2516 | } | |
2517 | ||
d34bf64f | 2518 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2519 | |
83cf17aa FL |
2520 | ch.chspec = le16_to_cpu(bi->chanspec); |
2521 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2522 | |
83cf17aa | 2523 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2524 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2525 | else | |
2526 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2527 | ||
83cf17aa | 2528 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2529 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2530 | ||
5b435de0 AS |
2531 | notify_capability = le16_to_cpu(bi->capability); |
2532 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2533 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2534 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2535 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2536 | ||
83cf17aa | 2537 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2538 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2539 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2540 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2541 | |
e78946e1 | 2542 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2543 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2544 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2545 | ||
e78946e1 FL |
2546 | if (!bss) { |
2547 | err = -ENOMEM; | |
2548 | goto CleanUp; | |
2549 | } | |
2550 | ||
5b112d3d | 2551 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2552 | |
5b435de0 AS |
2553 | CleanUp: |
2554 | ||
2555 | kfree(buf); | |
2556 | ||
d96b801f | 2557 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2558 | |
2559 | return err; | |
2560 | } | |
2561 | ||
89286dc9 HM |
2562 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2563 | struct brcmf_if *ifp) | |
1a873342 | 2564 | { |
89286dc9 | 2565 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2566 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2567 | struct brcmf_ssid *ssid; |
4b5800fe | 2568 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2569 | u16 beacon_interval; |
2570 | u8 dtim_period; | |
2571 | size_t ie_len; | |
2572 | u8 *ie; | |
2573 | s32 err = 0; | |
2574 | ||
d96b801f | 2575 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2576 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2577 | return err; |
2578 | ||
06bb123e | 2579 | ssid = &profile->ssid; |
5b435de0 | 2580 | |
27a68fe3 | 2581 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2582 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2583 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2584 | if (err) { |
57d6e91a | 2585 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2586 | goto update_bss_info_out; |
2587 | } | |
2588 | ||
27a68fe3 AS |
2589 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2590 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2591 | if (err) |
2592 | goto update_bss_info_out; | |
2593 | ||
2594 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2595 | ie_len = le32_to_cpu(bi->ie_length); | |
2596 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2597 | ||
f8e4b412 | 2598 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2599 | if (tim) |
2600 | dtim_period = tim->data[1]; | |
2601 | else { | |
2602 | /* | |
2603 | * active scan was done so we could not get dtim | |
2604 | * information out of probe response. | |
2605 | * so we speficially query dtim information to dongle. | |
2606 | */ | |
2607 | u32 var; | |
ac24be6f | 2608 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2609 | if (err) { |
57d6e91a | 2610 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2611 | goto update_bss_info_out; |
2612 | } | |
2613 | dtim_period = (u8)var; | |
2614 | } | |
2615 | ||
5b435de0 | 2616 | update_bss_info_out: |
d96b801f | 2617 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2618 | return err; |
2619 | } | |
2620 | ||
18e2f61d | 2621 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2622 | { |
27a68fe3 | 2623 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2624 | |
c1179033 | 2625 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2626 | if (cfg->scan_request) { |
108a4bee | 2627 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2628 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2629 | } |
c1179033 AS |
2630 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2631 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2632 | } |
2633 | ||
e756af5b HM |
2634 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2635 | { | |
27a68fe3 AS |
2636 | struct brcmf_cfg80211_info *cfg = |
2637 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2638 | escan_timeout_work); |
2639 | ||
a0f472ac | 2640 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2641 | } |
2642 | ||
2643 | static void brcmf_escan_timeout(unsigned long data) | |
2644 | { | |
27a68fe3 AS |
2645 | struct brcmf_cfg80211_info *cfg = |
2646 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2647 | |
27a68fe3 | 2648 | if (cfg->scan_request) { |
57d6e91a | 2649 | brcmf_err("timer expired\n"); |
f0799895 | 2650 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2651 | } |
2652 | } | |
2653 | ||
2654 | static s32 | |
83cf17aa FL |
2655 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2656 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2657 | struct brcmf_bss_info_le *bss_info_le) |
2658 | { | |
83cf17aa FL |
2659 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2660 | ||
2661 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2662 | cfg->d11inf.decchspec(&ch_bss); | |
2663 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2664 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2665 | ||
e756af5b | 2666 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2667 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2668 | bss_info_le->SSID_len == bss->SSID_len && |
2669 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2670 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2671 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2672 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2673 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2674 | ||
e756af5b HM |
2675 | /* preserve max RSSI if the measurements are |
2676 | * both on-channel or both off-channel | |
2677 | */ | |
029591f3 | 2678 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2679 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2680 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2681 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2682 | /* preserve the on-channel rssi measurement |
2683 | * if the new measurement is off channel | |
2684 | */ | |
2685 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2686 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2687 | } |
2688 | return 1; | |
2689 | } | |
2690 | return 0; | |
2691 | } | |
2692 | ||
2693 | static s32 | |
1993732e | 2694 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2695 | const struct brcmf_event_msg *e, void *data) |
2696 | { | |
1993732e | 2697 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2698 | s32 status; |
e756af5b HM |
2699 | struct brcmf_escan_result_le *escan_result_le; |
2700 | struct brcmf_bss_info_le *bss_info_le; | |
2701 | struct brcmf_bss_info_le *bss = NULL; | |
2702 | u32 bi_length; | |
2703 | struct brcmf_scan_results *list; | |
2704 | u32 i; | |
97ed15c7 | 2705 | bool aborted; |
e756af5b | 2706 | |
5c36b99a | 2707 | status = e->status; |
e756af5b | 2708 | |
a0f472ac AS |
2709 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2710 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2711 | return -EPERM; |
2712 | } | |
2713 | ||
2714 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2715 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2716 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2717 | if (!escan_result_le) { | |
57d6e91a | 2718 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2719 | goto exit; |
2720 | } | |
e756af5b | 2721 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2722 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2723 | escan_result_le->bss_count); | |
e756af5b HM |
2724 | goto exit; |
2725 | } | |
2726 | bss_info_le = &escan_result_le->bss_info_le; | |
2727 | ||
6eda4e2c HM |
2728 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2729 | goto exit; | |
2730 | ||
2731 | if (!cfg->scan_request) { | |
2732 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2733 | goto exit; | |
2734 | } | |
2735 | ||
e756af5b HM |
2736 | bi_length = le32_to_cpu(bss_info_le->length); |
2737 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2738 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2739 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2740 | bi_length); | |
e756af5b HM |
2741 | goto exit; |
2742 | } | |
2743 | ||
27a68fe3 | 2744 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2745 | BIT(NL80211_IFTYPE_ADHOC))) { |
2746 | if (le16_to_cpu(bss_info_le->capability) & | |
2747 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2748 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2749 | goto exit; |
2750 | } | |
2751 | } | |
2752 | ||
2753 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2754 | cfg->escan_info.escan_buf; |
e756af5b | 2755 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2756 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2757 | goto exit; |
2758 | } | |
2759 | ||
2760 | for (i = 0; i < list->count; i++) { | |
2761 | bss = bss ? (struct brcmf_bss_info_le *) | |
2762 | ((unsigned char *)bss + | |
2763 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2764 | if (brcmf_compare_update_same_bss(cfg, bss, |
2765 | bss_info_le)) | |
e756af5b HM |
2766 | goto exit; |
2767 | } | |
27a68fe3 | 2768 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2769 | bss_info_le, bi_length); |
2770 | list->version = le32_to_cpu(bss_info_le->version); | |
2771 | list->buflen += bi_length; | |
2772 | list->count++; | |
2773 | } else { | |
27a68fe3 | 2774 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2775 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2776 | goto exit; | |
27a68fe3 AS |
2777 | if (cfg->scan_request) { |
2778 | cfg->bss_list = (struct brcmf_scan_results *) | |
2779 | cfg->escan_info.escan_buf; | |
2780 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2781 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2782 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2783 | false); |
e756af5b | 2784 | } else |
6eda4e2c HM |
2785 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2786 | status); | |
e756af5b HM |
2787 | } |
2788 | exit: | |
12f32370 | 2789 | return 0; |
e756af5b HM |
2790 | } |
2791 | ||
27a68fe3 | 2792 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2793 | { |
5c36b99a AS |
2794 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2795 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2796 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2797 | /* Init scan_timeout timer */ | |
2798 | init_timer(&cfg->escan_timeout); | |
2799 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2800 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2801 | INIT_WORK(&cfg->escan_timeout_work, | |
2802 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2803 | } |
2804 | ||
5addc0de | 2805 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2806 | { |
2807 | if (ms < 1000 / HZ) { | |
2808 | cond_resched(); | |
2809 | mdelay(ms); | |
2810 | } else { | |
2811 | msleep(ms); | |
2812 | } | |
2813 | } | |
2814 | ||
2815 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2816 | { | |
d96b801f | 2817 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2818 | |
5b435de0 AS |
2819 | return 0; |
2820 | } | |
2821 | ||
2822 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2823 | struct cfg80211_wowlan *wow) | |
2824 | { | |
27a68fe3 AS |
2825 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2826 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2827 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2828 | |
d96b801f | 2829 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2830 | |
2831 | /* | |
7d641072 AS |
2832 | * if the primary net_device is not READY there is nothing |
2833 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2834 | */ |
7d641072 AS |
2835 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2836 | if (!check_vif_up(vif)) | |
2837 | goto exit; | |
5b435de0 | 2838 | |
7d641072 AS |
2839 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2840 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2841 | continue; | |
5b435de0 | 2842 | /* |
7d641072 AS |
2843 | * While going to suspend if associated with AP disassociate |
2844 | * from AP to save power while system is in suspended state | |
5b435de0 | 2845 | */ |
903e0eee AS |
2846 | brcmf_link_down(vif); |
2847 | ||
2848 | /* Make sure WPA_Supplicant receives all the event | |
2849 | * generated due to DISASSOC call to the fw to keep | |
2850 | * the state fw and WPA_Supplicant state consistent | |
2851 | */ | |
2852 | brcmf_delay(500); | |
5b435de0 AS |
2853 | } |
2854 | ||
7d641072 AS |
2855 | /* end any scanning */ |
2856 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2857 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2858 | |
2859 | /* Turn off watchdog timer */ | |
f96aa07e | 2860 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2861 | |
7d641072 | 2862 | exit: |
d96b801f | 2863 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2864 | /* clear any scanning activity */ |
2865 | cfg->scan_status = 0; | |
5b435de0 AS |
2866 | return 0; |
2867 | } | |
2868 | ||
5b435de0 AS |
2869 | static __used s32 |
2870 | brcmf_update_pmklist(struct net_device *ndev, | |
2871 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2872 | { | |
2873 | int i, j; | |
40c8e95a | 2874 | int pmkid_len; |
5b435de0 | 2875 | |
40c8e95a AS |
2876 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2877 | ||
16886735 | 2878 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2879 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2880 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2881 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2882 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2883 | brcmf_dbg(CONN, "%02x\n", |
2884 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2885 | } |
2886 | ||
2887 | if (!err) | |
ac24be6f AS |
2888 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2889 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2890 | |
2891 | return err; | |
2892 | } | |
2893 | ||
2894 | static s32 | |
2895 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2896 | struct cfg80211_pmksa *pmksa) | |
2897 | { | |
27a68fe3 | 2898 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2899 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2900 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2901 | s32 err = 0; |
2902 | int i; | |
40c8e95a | 2903 | int pmkid_len; |
5b435de0 | 2904 | |
d96b801f | 2905 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2906 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2907 | return -EIO; |
2908 | ||
40c8e95a AS |
2909 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2910 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2911 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2912 | break; | |
2913 | if (i < WL_NUM_PMKIDS_MAX) { | |
2914 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2915 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2916 | if (i == pmkid_len) { |
2917 | pmkid_len++; | |
2918 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2919 | } | |
5b435de0 AS |
2920 | } else |
2921 | err = -EINVAL; | |
2922 | ||
16886735 AS |
2923 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2924 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2925 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2926 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2927 | |
27a68fe3 | 2928 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2929 | |
d96b801f | 2930 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2931 | return err; |
2932 | } | |
2933 | ||
2934 | static s32 | |
2935 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2936 | struct cfg80211_pmksa *pmksa) | |
2937 | { | |
27a68fe3 | 2938 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2939 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2940 | struct pmkid_list pmkid; |
2941 | s32 err = 0; | |
40c8e95a | 2942 | int i, pmkid_len; |
5b435de0 | 2943 | |
d96b801f | 2944 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2945 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2946 | return -EIO; |
2947 | ||
2948 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2949 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2950 | ||
16886735 AS |
2951 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2952 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2953 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2954 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2955 | |
27a68fe3 | 2956 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2957 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2958 | if (!memcmp |
27a68fe3 | 2959 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2960 | ETH_ALEN)) |
2961 | break; | |
2962 | ||
40c8e95a AS |
2963 | if ((pmkid_len > 0) |
2964 | && (i < pmkid_len)) { | |
27a68fe3 | 2965 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2966 | sizeof(struct pmkid)); |
40c8e95a | 2967 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2968 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2969 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2970 | ETH_ALEN); |
27a68fe3 AS |
2971 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2972 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2973 | WLAN_PMKID_LEN); |
2974 | } | |
27a68fe3 | 2975 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2976 | } else |
2977 | err = -EINVAL; | |
2978 | ||
27a68fe3 | 2979 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2980 | |
d96b801f | 2981 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2982 | return err; |
2983 | ||
2984 | } | |
2985 | ||
2986 | static s32 | |
2987 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2988 | { | |
27a68fe3 | 2989 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2990 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2991 | s32 err = 0; |
2992 | ||
d96b801f | 2993 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2994 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2995 | return -EIO; |
2996 | ||
27a68fe3 AS |
2997 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2998 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2999 | |
d96b801f | 3000 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3001 | return err; |
3002 | ||
3003 | } | |
3004 | ||
e5806072 AS |
3005 | /* |
3006 | * PFN result doesn't have all the info which are | |
3007 | * required by the supplicant | |
3008 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3009 | * via wl_inform_single_bss in the required format. Escan does require the | |
3010 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3011 | * cfg80211_scan_request one out of the received PNO event. | |
3012 | */ | |
3013 | static s32 | |
1993732e | 3014 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3015 | const struct brcmf_event_msg *e, void *data) |
3016 | { | |
1993732e | 3017 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3018 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3019 | struct cfg80211_scan_request *request = NULL; | |
3020 | struct cfg80211_ssid *ssid = NULL; | |
3021 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3022 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3023 | int err = 0; |
3024 | int channel_req = 0; | |
3025 | int band = 0; | |
3026 | struct brcmf_pno_scanresults_le *pfn_result; | |
3027 | u32 result_count; | |
3028 | u32 status; | |
3029 | ||
4e8a008e | 3030 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3031 | |
5c36b99a | 3032 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3033 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3034 | return 0; |
3035 | } | |
3036 | ||
3037 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3038 | result_count = le32_to_cpu(pfn_result->count); | |
3039 | status = le32_to_cpu(pfn_result->status); | |
3040 | ||
3041 | /* | |
3042 | * PFN event is limited to fit 512 bytes so we may get | |
3043 | * multiple NET_FOUND events. For now place a warning here. | |
3044 | */ | |
3045 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3046 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3047 | if (result_count > 0) { |
3048 | int i; | |
3049 | ||
3050 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3051 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3052 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3053 | if (!request || !ssid || !channel) { |
3054 | err = -ENOMEM; | |
3055 | goto out_err; | |
3056 | } | |
3057 | ||
3058 | request->wiphy = wiphy; | |
3059 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3060 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3061 | ||
3062 | for (i = 0; i < result_count; i++) { | |
3063 | netinfo = &netinfo_start[i]; | |
3064 | if (!netinfo) { | |
57d6e91a AS |
3065 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3066 | i); | |
e5806072 AS |
3067 | err = -EINVAL; |
3068 | goto out_err; | |
3069 | } | |
3070 | ||
4e8a008e AS |
3071 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3072 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3073 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3074 | ssid[i].ssid_len = netinfo->SSID_len; | |
3075 | request->n_ssids++; | |
3076 | ||
3077 | channel_req = netinfo->channel; | |
3078 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3079 | band = NL80211_BAND_2GHZ; | |
3080 | else | |
3081 | band = NL80211_BAND_5GHZ; | |
3082 | channel[i].center_freq = | |
3083 | ieee80211_channel_to_frequency(channel_req, | |
3084 | band); | |
3085 | channel[i].band = band; | |
3086 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3087 | request->channels[i] = &channel[i]; | |
3088 | request->n_channels++; | |
3089 | } | |
3090 | ||
3091 | /* assign parsed ssid array */ | |
3092 | if (request->n_ssids) | |
3093 | request->ssids = &ssid[0]; | |
3094 | ||
c1179033 | 3095 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3096 | /* Abort any on-going scan */ |
27a68fe3 | 3097 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3098 | } |
3099 | ||
c1179033 | 3100 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3101 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3102 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3103 | if (err) { |
c1179033 | 3104 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3105 | goto out_err; |
3106 | } | |
27a68fe3 AS |
3107 | cfg->sched_escan = true; |
3108 | cfg->scan_request = request; | |
e5806072 | 3109 | } else { |
57d6e91a | 3110 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3111 | goto out_err; |
3112 | } | |
3113 | ||
3114 | kfree(ssid); | |
3115 | kfree(channel); | |
3116 | kfree(request); | |
3117 | return 0; | |
3118 | ||
3119 | out_err: | |
3120 | kfree(ssid); | |
3121 | kfree(channel); | |
3122 | kfree(request); | |
3123 | cfg80211_sched_scan_stopped(wiphy); | |
3124 | return err; | |
3125 | } | |
3126 | ||
e5806072 AS |
3127 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3128 | { | |
e5806072 AS |
3129 | int ret; |
3130 | ||
3131 | /* Disable pfn */ | |
ac24be6f | 3132 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3133 | if (ret == 0) { |
3134 | /* clear pfn */ | |
ac24be6f AS |
3135 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3136 | NULL, 0); | |
e5806072 AS |
3137 | } |
3138 | if (ret < 0) | |
57d6e91a | 3139 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3140 | |
3141 | return ret; | |
3142 | } | |
3143 | ||
3144 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3145 | { | |
3146 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3147 | |
3148 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3149 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3150 | ||
3151 | /* set extra pno params */ | |
3152 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3153 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3154 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3155 | ||
3156 | /* set up pno scan fr */ | |
3157 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3158 | ||
ac24be6f AS |
3159 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3160 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3161 | } |
3162 | ||
3163 | static int | |
3164 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3165 | struct net_device *ndev, | |
3166 | struct cfg80211_sched_scan_request *request) | |
3167 | { | |
c1179033 | 3168 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3169 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3170 | struct brcmf_pno_net_param_le pfn; |
3171 | int i; | |
3172 | int ret = 0; | |
3173 | ||
dc7bdbf1 | 3174 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3175 | request->n_match_sets, request->n_ssids); |
c1179033 | 3176 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3177 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3178 | return -EAGAIN; |
3179 | } | |
1687eee2 AS |
3180 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3181 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3182 | cfg->scan_status); | |
3183 | return -EAGAIN; | |
3184 | } | |
e5806072 | 3185 | |
dc7bdbf1 | 3186 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3187 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3188 | request->n_ssids); |
e5806072 AS |
3189 | return -EINVAL; |
3190 | } | |
3191 | ||
3192 | if (request->n_ssids > 0) { | |
3193 | for (i = 0; i < request->n_ssids; i++) { | |
3194 | /* Active scan req for ssids */ | |
4e8a008e AS |
3195 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3196 | request->ssids[i].ssid); | |
e5806072 AS |
3197 | |
3198 | /* | |
3199 | * match_set ssids is a supert set of n_ssid list, | |
3200 | * so we need not add these set seperately. | |
3201 | */ | |
3202 | } | |
3203 | } | |
3204 | ||
3205 | if (request->n_match_sets > 0) { | |
3206 | /* clean up everything */ | |
3207 | ret = brcmf_dev_pno_clean(ndev); | |
3208 | if (ret < 0) { | |
57d6e91a | 3209 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3210 | return ret; |
3211 | } | |
3212 | ||
3213 | /* configure pno */ | |
3214 | ret = brcmf_dev_pno_config(ndev); | |
3215 | if (ret < 0) { | |
57d6e91a | 3216 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3217 | return -EINVAL; |
3218 | } | |
3219 | ||
3220 | /* configure each match set */ | |
3221 | for (i = 0; i < request->n_match_sets; i++) { | |
3222 | struct cfg80211_ssid *ssid; | |
3223 | u32 ssid_len; | |
3224 | ||
3225 | ssid = &request->match_sets[i].ssid; | |
3226 | ssid_len = ssid->ssid_len; | |
3227 | ||
3228 | if (!ssid_len) { | |
57d6e91a | 3229 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3230 | continue; |
3231 | } | |
3232 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3233 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3234 | pfn.wsec = cpu_to_le32(0); | |
3235 | pfn.infra = cpu_to_le32(1); | |
3236 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3237 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3238 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3239 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3240 | sizeof(pfn)); |
4e8a008e AS |
3241 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3242 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3243 | } |
3244 | /* Enable the PNO */ | |
c1179033 | 3245 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3246 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3247 | return -EINVAL; |
3248 | } | |
3249 | } else { | |
3250 | return -EINVAL; | |
3251 | } | |
3252 | ||
3253 | return 0; | |
3254 | } | |
3255 | ||
3256 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3257 | struct net_device *ndev) | |
3258 | { | |
27a68fe3 | 3259 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3260 | |
4e8a008e | 3261 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3262 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3263 | if (cfg->sched_escan) |
a0f472ac | 3264 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3265 | return 0; |
3266 | } | |
e5806072 | 3267 | |
1f170110 | 3268 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3269 | { |
3270 | s32 err; | |
3271 | ||
3272 | /* set auth */ | |
ac24be6f | 3273 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3274 | if (err < 0) { |
57d6e91a | 3275 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3276 | return err; |
3277 | } | |
3278 | /* set wsec */ | |
ac24be6f | 3279 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3280 | if (err < 0) { |
57d6e91a | 3281 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3282 | return err; |
3283 | } | |
3284 | /* set upper-layer auth */ | |
ac24be6f | 3285 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3286 | if (err < 0) { |
57d6e91a | 3287 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3288 | return err; |
3289 | } | |
3290 | ||
3291 | return 0; | |
3292 | } | |
3293 | ||
3294 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3295 | { | |
3296 | if (is_rsn_ie) | |
3297 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3298 | ||
3299 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3300 | } | |
3301 | ||
3302 | static s32 | |
4b5800fe JB |
3303 | brcmf_configure_wpaie(struct net_device *ndev, |
3304 | const struct brcmf_vs_tlv *wpa_ie, | |
3305 | bool is_rsn_ie) | |
1a873342 | 3306 | { |
ac24be6f | 3307 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3308 | u32 auth = 0; /* d11 open authentication */ |
3309 | u16 count; | |
3310 | s32 err = 0; | |
3311 | s32 len = 0; | |
3312 | u32 i; | |
3313 | u32 wsec; | |
3314 | u32 pval = 0; | |
3315 | u32 gval = 0; | |
3316 | u32 wpa_auth = 0; | |
3317 | u32 offset; | |
3318 | u8 *data; | |
3319 | u16 rsn_cap; | |
3320 | u32 wme_bss_disable; | |
3321 | ||
d96b801f | 3322 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3323 | if (wpa_ie == NULL) |
3324 | goto exit; | |
3325 | ||
3326 | len = wpa_ie->len + TLV_HDR_LEN; | |
3327 | data = (u8 *)wpa_ie; | |
619c5a9a | 3328 | offset = TLV_HDR_LEN; |
1a873342 HM |
3329 | if (!is_rsn_ie) |
3330 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3331 | else |
3332 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3333 | |
3334 | /* check for multicast cipher suite */ | |
3335 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3336 | err = -EINVAL; | |
57d6e91a | 3337 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3338 | goto exit; |
3339 | } | |
3340 | ||
3341 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3342 | err = -EINVAL; | |
57d6e91a | 3343 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3344 | goto exit; |
3345 | } | |
3346 | offset += TLV_OUI_LEN; | |
3347 | ||
3348 | /* pick up multicast cipher */ | |
3349 | switch (data[offset]) { | |
3350 | case WPA_CIPHER_NONE: | |
3351 | gval = 0; | |
3352 | break; | |
3353 | case WPA_CIPHER_WEP_40: | |
3354 | case WPA_CIPHER_WEP_104: | |
3355 | gval = WEP_ENABLED; | |
3356 | break; | |
3357 | case WPA_CIPHER_TKIP: | |
3358 | gval = TKIP_ENABLED; | |
3359 | break; | |
3360 | case WPA_CIPHER_AES_CCM: | |
3361 | gval = AES_ENABLED; | |
3362 | break; | |
3363 | default: | |
3364 | err = -EINVAL; | |
57d6e91a | 3365 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3366 | goto exit; |
3367 | } | |
3368 | ||
3369 | offset++; | |
3370 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3371 | count = data[offset] + (data[offset + 1] << 8); | |
3372 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3373 | /* Check for unicast suite(s) */ | |
3374 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3375 | err = -EINVAL; | |
57d6e91a | 3376 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3377 | goto exit; |
3378 | } | |
3379 | for (i = 0; i < count; i++) { | |
3380 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3381 | err = -EINVAL; | |
57d6e91a | 3382 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3383 | goto exit; |
3384 | } | |
3385 | offset += TLV_OUI_LEN; | |
3386 | switch (data[offset]) { | |
3387 | case WPA_CIPHER_NONE: | |
3388 | break; | |
3389 | case WPA_CIPHER_WEP_40: | |
3390 | case WPA_CIPHER_WEP_104: | |
3391 | pval |= WEP_ENABLED; | |
3392 | break; | |
3393 | case WPA_CIPHER_TKIP: | |
3394 | pval |= TKIP_ENABLED; | |
3395 | break; | |
3396 | case WPA_CIPHER_AES_CCM: | |
3397 | pval |= AES_ENABLED; | |
3398 | break; | |
3399 | default: | |
57d6e91a | 3400 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3401 | } |
3402 | offset++; | |
3403 | } | |
3404 | /* walk thru auth management suite list and pick up what we recognize */ | |
3405 | count = data[offset] + (data[offset + 1] << 8); | |
3406 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3407 | /* Check for auth key management suite(s) */ | |
3408 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3409 | err = -EINVAL; | |
57d6e91a | 3410 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3411 | goto exit; |
3412 | } | |
3413 | for (i = 0; i < count; i++) { | |
3414 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3415 | err = -EINVAL; | |
57d6e91a | 3416 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3417 | goto exit; |
3418 | } | |
3419 | offset += TLV_OUI_LEN; | |
3420 | switch (data[offset]) { | |
3421 | case RSN_AKM_NONE: | |
d96b801f | 3422 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3423 | wpa_auth |= WPA_AUTH_NONE; |
3424 | break; | |
3425 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3426 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3427 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3428 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3429 | break; | |
3430 | case RSN_AKM_PSK: | |
d96b801f | 3431 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3432 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3433 | (wpa_auth |= WPA_AUTH_PSK); | |
3434 | break; | |
3435 | default: | |
57d6e91a | 3436 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3437 | } |
3438 | offset++; | |
3439 | } | |
3440 | ||
3441 | if (is_rsn_ie) { | |
3442 | wme_bss_disable = 1; | |
3443 | if ((offset + RSN_CAP_LEN) <= len) { | |
3444 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3445 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3446 | wme_bss_disable = 0; | |
3447 | } | |
3448 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3449 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3450 | wme_bss_disable); |
1a873342 | 3451 | if (err < 0) { |
57d6e91a | 3452 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3453 | goto exit; |
3454 | } | |
3455 | } | |
3456 | /* FOR WPS , set SES_OW_ENABLED */ | |
3457 | wsec = (pval | gval | SES_OW_ENABLED); | |
3458 | ||
3459 | /* set auth */ | |
ac24be6f | 3460 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3461 | if (err < 0) { |
57d6e91a | 3462 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3463 | goto exit; |
3464 | } | |
3465 | /* set wsec */ | |
ac24be6f | 3466 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3467 | if (err < 0) { |
57d6e91a | 3468 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3469 | goto exit; |
3470 | } | |
3471 | /* set upper-layer auth */ | |
ac24be6f | 3472 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3473 | if (err < 0) { |
57d6e91a | 3474 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3475 | goto exit; |
3476 | } | |
3477 | ||
3478 | exit: | |
3479 | return err; | |
3480 | } | |
3481 | ||
3482 | static s32 | |
3082b9be | 3483 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3484 | struct parsed_vndr_ies *vndr_ies) |
3485 | { | |
1a873342 HM |
3486 | struct brcmf_vs_tlv *vndrie; |
3487 | struct brcmf_tlv *ie; | |
3488 | struct parsed_vndr_ie_info *parsed_info; | |
3489 | s32 remaining_len; | |
3490 | ||
3491 | remaining_len = (s32)vndr_ie_len; | |
3492 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3493 | ||
3494 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3495 | while (ie) { | |
3496 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3497 | goto next; | |
3498 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3499 | /* len should be bigger than OUI length + one */ | |
3500 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3501 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3502 | vndrie->len); | |
1a873342 HM |
3503 | goto next; |
3504 | } | |
3505 | /* if wpa or wme ie, do not add ie */ | |
3506 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3507 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3508 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3509 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3510 | goto next; |
3511 | } | |
3512 | ||
3513 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3514 | ||
3515 | /* save vndr ie information */ | |
3516 | parsed_info->ie_ptr = (char *)vndrie; | |
3517 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3518 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3519 | ||
3520 | vndr_ies->count++; | |
3521 | ||
d96b801f AS |
3522 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3523 | parsed_info->vndrie.oui[0], | |
3524 | parsed_info->vndrie.oui[1], | |
3525 | parsed_info->vndrie.oui[2], | |
3526 | parsed_info->vndrie.oui_type); | |
1a873342 | 3527 | |
9f440b7b | 3528 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3529 | break; |
3530 | next: | |
b41fc3d7 HM |
3531 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3532 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3533 | ie = NULL; |
3534 | else | |
b41fc3d7 HM |
3535 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3536 | TLV_HDR_LEN); | |
1a873342 | 3537 | } |
12f32370 | 3538 | return 0; |
1a873342 HM |
3539 | } |
3540 | ||
3541 | static u32 | |
3542 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3543 | { | |
3544 | ||
3545 | __le32 iecount_le; | |
3546 | __le32 pktflag_le; | |
3547 | ||
3548 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3549 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3550 | ||
3551 | iecount_le = cpu_to_le32(1); | |
3552 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3553 | ||
3554 | pktflag_le = cpu_to_le32(pktflag); | |
3555 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3556 | ||
3557 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3558 | ||
3559 | return ie_len + VNDR_IE_HDR_SIZE; | |
3560 | } | |
3561 | ||
1332e26e AS |
3562 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3563 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3564 | { |
1332e26e AS |
3565 | struct brcmf_if *ifp; |
3566 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3567 | s32 err = 0; |
3568 | u8 *iovar_ie_buf; | |
3569 | u8 *curr_ie_buf; | |
3570 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3571 | int mgmt_ie_buf_len; |
81118d16 | 3572 | u32 *mgmt_ie_len; |
1a873342 HM |
3573 | u32 del_add_ie_buf_len = 0; |
3574 | u32 total_ie_buf_len = 0; | |
3575 | u32 parsed_ie_buf_len = 0; | |
3576 | struct parsed_vndr_ies old_vndr_ies; | |
3577 | struct parsed_vndr_ies new_vndr_ies; | |
3578 | struct parsed_vndr_ie_info *vndrie_info; | |
3579 | s32 i; | |
3580 | u8 *ptr; | |
3e4f319d | 3581 | int remained_buf_len; |
1a873342 | 3582 | |
1332e26e AS |
3583 | if (!vif) |
3584 | return -ENODEV; | |
3585 | ifp = vif->ifp; | |
3586 | saved_ie = &vif->saved_ie; | |
3587 | ||
d96b801f | 3588 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3589 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3590 | if (!iovar_ie_buf) | |
3591 | return -ENOMEM; | |
3592 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3593 | switch (pktflag) { |
3594 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3595 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3596 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3597 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3598 | break; | |
3599 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3600 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3601 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3602 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3603 | break; | |
3604 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3605 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3606 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3607 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3608 | break; | |
3609 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3610 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3611 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3612 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3613 | break; | |
3614 | default: | |
3615 | err = -EPERM; | |
3616 | brcmf_err("not suitable type\n"); | |
3617 | goto exit; | |
1a873342 HM |
3618 | } |
3619 | ||
3620 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3621 | err = -ENOMEM; | |
57d6e91a | 3622 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3623 | goto exit; |
3624 | } | |
3625 | ||
3626 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3627 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3628 | ptr = curr_ie_buf; | |
3629 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3630 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3631 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3632 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3633 | vndrie_info->ie_len); | |
3634 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3635 | } | |
3636 | } | |
3637 | ||
b41fc3d7 | 3638 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3639 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3640 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3641 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3642 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3643 | goto exit; |
3644 | } | |
3645 | ||
3646 | /* parse old vndr_ie */ | |
3647 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3648 | ||
3649 | /* make a command to delete old ie */ | |
3650 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3651 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3652 | ||
d96b801f AS |
3653 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3654 | vndrie_info->vndrie.id, | |
3655 | vndrie_info->vndrie.len, | |
3656 | vndrie_info->vndrie.oui[0], | |
3657 | vndrie_info->vndrie.oui[1], | |
3658 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3659 | |
3660 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3661 | vndrie_info->ie_ptr, | |
3662 | vndrie_info->ie_len, | |
3663 | "del"); | |
3664 | curr_ie_buf += del_add_ie_buf_len; | |
3665 | total_ie_buf_len += del_add_ie_buf_len; | |
3666 | } | |
3667 | } | |
3668 | ||
3669 | *mgmt_ie_len = 0; | |
3670 | /* Add if there is any extra IE */ | |
3671 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3672 | ptr = mgmt_ie_buf; | |
3673 | ||
3674 | remained_buf_len = mgmt_ie_buf_len; | |
3675 | ||
3676 | /* make a command to add new ie */ | |
3677 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3678 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3679 | ||
b41fc3d7 HM |
3680 | /* verify remained buf size before copy data */ |
3681 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3682 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3683 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3684 | remained_buf_len); | |
b41fc3d7 HM |
3685 | break; |
3686 | } | |
3687 | remained_buf_len -= (vndrie_info->ie_len + | |
3688 | VNDR_IE_VSIE_OFFSET); | |
3689 | ||
d96b801f AS |
3690 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3691 | vndrie_info->vndrie.id, | |
3692 | vndrie_info->vndrie.len, | |
3693 | vndrie_info->vndrie.oui[0], | |
3694 | vndrie_info->vndrie.oui[1], | |
3695 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3696 | |
3697 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3698 | vndrie_info->ie_ptr, | |
3699 | vndrie_info->ie_len, | |
3700 | "add"); | |
1a873342 HM |
3701 | |
3702 | /* save the parsed IE in wl struct */ | |
3703 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3704 | vndrie_info->ie_len); | |
3705 | *mgmt_ie_len += vndrie_info->ie_len; | |
3706 | ||
3707 | curr_ie_buf += del_add_ie_buf_len; | |
3708 | total_ie_buf_len += del_add_ie_buf_len; | |
3709 | } | |
3710 | } | |
3711 | if (total_ie_buf_len) { | |
c1179033 | 3712 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3713 | total_ie_buf_len); |
1a873342 | 3714 | if (err) |
57d6e91a | 3715 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3716 | } |
3717 | ||
3718 | exit: | |
3719 | kfree(iovar_ie_buf); | |
3720 | return err; | |
3721 | } | |
3722 | ||
5f4f9f11 AS |
3723 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3724 | { | |
3725 | s32 pktflags[] = { | |
3726 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3727 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3728 | BRCMF_VNDR_IE_BEACON_FLAG | |
3729 | }; | |
3730 | int i; | |
3731 | ||
3732 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3733 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3734 | ||
3735 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3736 | return 0; | |
3737 | } | |
3738 | ||
a0f07959 HM |
3739 | static s32 |
3740 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3741 | struct cfg80211_beacon_data *beacon) | |
3742 | { | |
3743 | s32 err; | |
3744 | ||
3745 | /* Set Beacon IEs to FW */ | |
3746 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3747 | beacon->tail, beacon->tail_len); | |
3748 | if (err) { | |
3749 | brcmf_err("Set Beacon IE Failed\n"); | |
3750 | return err; | |
3751 | } | |
3752 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3753 | ||
3754 | /* Set Probe Response IEs to FW */ | |
3755 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3756 | beacon->proberesp_ies, | |
3757 | beacon->proberesp_ies_len); | |
3758 | if (err) | |
3759 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3760 | else | |
3761 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3762 | ||
3763 | return err; | |
3764 | } | |
3765 | ||
1a873342 HM |
3766 | static s32 |
3767 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3768 | struct cfg80211_ap_settings *settings) | |
3769 | { | |
3770 | s32 ie_offset; | |
1c9d30cf | 3771 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3772 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3773 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3774 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3775 | s32 err = -EPERM; |
4b5800fe JB |
3776 | const struct brcmf_tlv *rsn_ie; |
3777 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3778 | struct brcmf_join_params join_params; |
a0f07959 HM |
3779 | enum nl80211_iftype dev_role; |
3780 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3781 | u16 chanspec; |
1a873342 | 3782 | |
06c01585 AS |
3783 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3784 | settings->chandef.chan->hw_value, | |
3785 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3786 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3787 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3788 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3789 | settings->inactivity_timeout); | |
1a873342 | 3790 | |
426d0a56 | 3791 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3792 | |
3793 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3794 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3795 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3796 | ssid_ie = brcmf_parse_tlvs( | |
3797 | (u8 *)&settings->beacon.head[ie_offset], | |
3798 | settings->beacon.head_len - ie_offset, | |
3799 | WLAN_EID_SSID); | |
3800 | if (!ssid_ie) | |
3801 | return -EINVAL; | |
3802 | ||
3803 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3804 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3805 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3806 | } else { |
3807 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3808 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3809 | } | |
3810 | ||
f96aa07e | 3811 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3812 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3813 | |
3814 | /* find the RSN_IE */ | |
3815 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3816 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3817 | ||
3818 | /* find the WPA_IE */ | |
3819 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3820 | settings->beacon.tail_len); | |
3821 | ||
1a873342 | 3822 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3823 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3824 | if (wpa_ie != NULL) { |
3825 | /* WPA IE */ | |
34778529 | 3826 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3827 | if (err < 0) |
3828 | goto exit; | |
1a873342 HM |
3829 | } else { |
3830 | /* RSN IE */ | |
3831 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3832 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3833 | if (err < 0) |
3834 | goto exit; | |
1a873342 | 3835 | } |
1a873342 | 3836 | } else { |
d96b801f | 3837 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3838 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3839 | } |
1a873342 | 3840 | |
a0f07959 | 3841 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3842 | |
600a897d | 3843 | chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef); |
06c01585 | 3844 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); |
1c9d30cf | 3845 | if (err < 0) { |
06c01585 | 3846 | brcmf_err("Set Channel failed: chspec=%d, %d\n", chanspec, err); |
1c9d30cf HM |
3847 | goto exit; |
3848 | } | |
3849 | ||
1a873342 | 3850 | if (settings->beacon_interval) { |
ac24be6f | 3851 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3852 | settings->beacon_interval); |
1a873342 | 3853 | if (err < 0) { |
57d6e91a | 3854 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3855 | goto exit; |
3856 | } | |
3857 | } | |
3858 | if (settings->dtim_period) { | |
ac24be6f | 3859 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3860 | settings->dtim_period); |
1a873342 | 3861 | if (err < 0) { |
57d6e91a | 3862 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3863 | goto exit; |
3864 | } | |
3865 | } | |
a0f07959 HM |
3866 | |
3867 | if (dev_role == NL80211_IFTYPE_AP) { | |
3868 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3869 | if (err < 0) { | |
3870 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3871 | goto exit; | |
3872 | } | |
2880b868 | 3873 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3874 | } |
3875 | ||
a0f07959 | 3876 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3877 | if (err < 0) { |
a0f07959 | 3878 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3879 | goto exit; |
3880 | } | |
a0f07959 HM |
3881 | if (dev_role == NL80211_IFTYPE_AP) { |
3882 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3883 | if (err < 0) { | |
3884 | brcmf_err("setting AP mode failed %d\n", err); | |
3885 | goto exit; | |
3886 | } | |
3887 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3888 | if (err < 0) { | |
3889 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3890 | goto exit; | |
3891 | } | |
3892 | ||
3893 | memset(&join_params, 0, sizeof(join_params)); | |
3894 | /* join parameters starts with ssid */ | |
3895 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3896 | /* create softap */ | |
3897 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3898 | &join_params, sizeof(join_params)); | |
3899 | if (err < 0) { | |
3900 | brcmf_err("SET SSID error (%d)\n", err); | |
3901 | goto exit; | |
3902 | } | |
3903 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3904 | } else { | |
3905 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3906 | sizeof(ssid_le)); | |
3907 | if (err < 0) { | |
3908 | brcmf_err("setting ssid failed %d\n", err); | |
3909 | goto exit; | |
3910 | } | |
3911 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3912 | bss_enable.enable = cpu_to_le32(1); | |
3913 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3914 | sizeof(bss_enable)); | |
3915 | if (err < 0) { | |
3916 | brcmf_err("bss_enable config failed %d\n", err); | |
3917 | goto exit; | |
3918 | } | |
3919 | ||
3920 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3921 | } | |
c1179033 AS |
3922 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3923 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3924 | |
3925 | exit: | |
b3657453 | 3926 | if (err) { |
f96aa07e | 3927 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3928 | brcmf_configure_arp_offload(ifp, true); |
3929 | } | |
1a873342 HM |
3930 | return err; |
3931 | } | |
3932 | ||
3933 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3934 | { | |
c1179033 | 3935 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3936 | s32 err; |
426d0a56 | 3937 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3938 | struct brcmf_join_params join_params; |
1a873342 | 3939 | |
d96b801f | 3940 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3941 | |
426d0a56 | 3942 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3943 | /* Due to most likely deauths outstanding we sleep */ |
3944 | /* first to make sure they get processed by fw. */ | |
3945 | msleep(400); | |
5c33a942 HM |
3946 | |
3947 | memset(&join_params, 0, sizeof(join_params)); | |
3948 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3949 | &join_params, sizeof(join_params)); | |
3950 | if (err < 0) | |
3951 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3952 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3953 | if (err < 0) |
57d6e91a | 3954 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3955 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3956 | if (err < 0) | |
3957 | brcmf_err("setting AP mode failed %d\n", err); | |
3958 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3959 | if (err < 0) | |
3960 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3961 | } else { |
3962 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3963 | bss_enable.enable = cpu_to_le32(0); | |
3964 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3965 | sizeof(bss_enable)); | |
3966 | if (err < 0) | |
3967 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3968 | } |
f96aa07e | 3969 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3970 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3971 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3972 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3973 | ||
1a873342 HM |
3974 | return err; |
3975 | } | |
3976 | ||
a0f07959 HM |
3977 | static s32 |
3978 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
3979 | struct cfg80211_beacon_data *info) | |
3980 | { | |
a0f07959 HM |
3981 | struct brcmf_if *ifp = netdev_priv(ndev); |
3982 | s32 err; | |
3983 | ||
3984 | brcmf_dbg(TRACE, "Enter\n"); | |
3985 | ||
a0f07959 HM |
3986 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
3987 | ||
3988 | return err; | |
3989 | } | |
3990 | ||
1a873342 HM |
3991 | static int |
3992 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 3993 | const u8 *mac) |
1a873342 | 3994 | { |
a0f07959 | 3995 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 3996 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 3997 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3998 | s32 err; |
3999 | ||
4000 | if (!mac) | |
4001 | return -EFAULT; | |
4002 | ||
d96b801f | 4003 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 4004 | |
a0f07959 HM |
4005 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4006 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4007 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4008 | return -EIO; |
4009 | ||
4010 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
4011 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 4012 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4013 | &scbval, sizeof(scbval)); |
1a873342 | 4014 | if (err) |
57d6e91a | 4015 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4016 | |
d96b801f | 4017 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4018 | return err; |
4019 | } | |
4020 | ||
0de8aace HM |
4021 | |
4022 | static void | |
4023 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4024 | struct wireless_dev *wdev, | |
4025 | u16 frame_type, bool reg) | |
4026 | { | |
7fa2e352 | 4027 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4028 | u16 mgmt_type; |
4029 | ||
4030 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4031 | ||
4032 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4033 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4034 | if (reg) |
4035 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4036 | else | |
318a64ce | 4037 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4038 | } |
4039 | ||
4040 | ||
4041 | static int | |
4042 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4043 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4044 | { |
4045 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4046 | struct ieee80211_channel *chan = params->chan; |
4047 | const u8 *buf = params->buf; | |
4048 | size_t len = params->len; | |
0de8aace HM |
4049 | const struct ieee80211_mgmt *mgmt; |
4050 | struct brcmf_cfg80211_vif *vif; | |
4051 | s32 err = 0; | |
4052 | s32 ie_offset; | |
4053 | s32 ie_len; | |
18e2f61d HM |
4054 | struct brcmf_fil_action_frame_le *action_frame; |
4055 | struct brcmf_fil_af_params_le *af_params; | |
4056 | bool ack; | |
4057 | s32 chan_nr; | |
c2ff8cad | 4058 | u32 freq; |
0de8aace HM |
4059 | |
4060 | brcmf_dbg(TRACE, "Enter\n"); | |
4061 | ||
4062 | *cookie = 0; | |
4063 | ||
4064 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4065 | ||
a0f07959 HM |
4066 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4067 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4068 | return -EPERM; | |
4069 | } | |
0de8aace | 4070 | |
c2ff8cad AQ |
4071 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4072 | ||
a0f07959 HM |
4073 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4074 | /* Right now the only reason to get a probe response */ | |
4075 | /* is for p2p listen response or for p2p GO from */ | |
4076 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4077 | /* on primary ndev, while dongle wants it on the p2p */ | |
4078 | /* vif. Since this is only reason for a probe */ | |
4079 | /* response to be sent, the vif is taken from cfg. */ | |
4080 | /* If ever desired to send proberesp for non p2p */ | |
4081 | /* response then data should be checked for */ | |
4082 | /* "DIRECT-". Note in future supplicant will take */ | |
4083 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4084 | /* is not needed anymore. */ | |
4085 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4086 | DOT11_BCN_PRB_FIXED_LEN; | |
4087 | ie_len = len - ie_offset; | |
a0f07959 | 4088 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4089 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4090 | err = brcmf_vif_set_mgmt_ie(vif, |
4091 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4092 | &buf[ie_offset], | |
4093 | ie_len); | |
4094 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4095 | GFP_KERNEL); | |
18e2f61d HM |
4096 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4097 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4098 | if (af_params == NULL) { | |
4099 | brcmf_err("unable to allocate frame\n"); | |
4100 | err = -ENOMEM; | |
4101 | goto exit; | |
4102 | } | |
4103 | action_frame = &af_params->action_frame; | |
4104 | /* Add the packet Id */ | |
4105 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4106 | /* Add BSSID */ | |
4107 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4108 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4109 | /* Add the length exepted for 802.11 header */ | |
4110 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4111 | /* Add the channel. Use the one specified as parameter if any or |
4112 | * the current one (got from the firmware) otherwise | |
4113 | */ | |
4114 | if (chan) | |
4115 | freq = chan->center_freq; | |
4116 | else | |
4117 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4118 | &freq); | |
4119 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4120 | af_params->channel = cpu_to_le32(chan_nr); |
4121 | ||
4122 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4123 | le16_to_cpu(action_frame->len)); | |
4124 | ||
4125 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4126 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4127 | |
7fa2e352 | 4128 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4129 | af_params); |
4130 | ||
4131 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4132 | GFP_KERNEL); | |
4133 | kfree(af_params); | |
a0f07959 HM |
4134 | } else { |
4135 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4136 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4137 | } |
a0f07959 | 4138 | |
18e2f61d | 4139 | exit: |
0de8aace HM |
4140 | return err; |
4141 | } | |
4142 | ||
4143 | ||
4144 | static int | |
4145 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4146 | struct wireless_dev *wdev, | |
4147 | u64 cookie) | |
4148 | { | |
4149 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4150 | struct brcmf_cfg80211_vif *vif; | |
4151 | int err = 0; | |
4152 | ||
4153 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4154 | ||
4155 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4156 | if (vif == NULL) { | |
4157 | brcmf_err("No p2p device available for probe response\n"); | |
4158 | err = -ENODEV; | |
4159 | goto exit; | |
4160 | } | |
4161 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4162 | exit: | |
4163 | return err; | |
4164 | } | |
4165 | ||
61730d4d PH |
4166 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4167 | struct wireless_dev *wdev, | |
4168 | enum nl80211_crit_proto_id proto, | |
4169 | u16 duration) | |
4170 | { | |
4171 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4172 | struct brcmf_cfg80211_vif *vif; | |
4173 | ||
4174 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4175 | ||
4176 | /* only DHCP support for now */ | |
4177 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4178 | return -EINVAL; | |
4179 | ||
4180 | /* suppress and abort scanning */ | |
4181 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4182 | brcmf_abort_scanning(cfg); | |
4183 | ||
4184 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4185 | } | |
4186 | ||
4187 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4188 | struct wireless_dev *wdev) | |
4189 | { | |
4190 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4191 | struct brcmf_cfg80211_vif *vif; | |
4192 | ||
4193 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4194 | ||
4195 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4196 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4197 | } | |
4198 | ||
89c2f382 AS |
4199 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4200 | { | |
4201 | int ret; | |
4202 | ||
4203 | switch (oper) { | |
4204 | case NL80211_TDLS_DISCOVERY_REQ: | |
4205 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4206 | break; | |
4207 | case NL80211_TDLS_SETUP: | |
4208 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4209 | break; | |
4210 | case NL80211_TDLS_TEARDOWN: | |
4211 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4212 | break; | |
4213 | default: | |
4214 | brcmf_err("unsupported operation: %d\n", oper); | |
4215 | ret = -EOPNOTSUPP; | |
4216 | } | |
4217 | return ret; | |
4218 | } | |
4219 | ||
4220 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4221 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4222 | enum nl80211_tdls_operation oper) |
4223 | { | |
4224 | struct brcmf_if *ifp; | |
4225 | struct brcmf_tdls_iovar_le info; | |
4226 | int ret = 0; | |
4227 | ||
4228 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4229 | if (ret < 0) | |
4230 | return ret; | |
4231 | ||
4232 | ifp = netdev_priv(ndev); | |
4233 | memset(&info, 0, sizeof(info)); | |
4234 | info.mode = (u8)ret; | |
4235 | if (peer) | |
4236 | memcpy(info.ea, peer, ETH_ALEN); | |
4237 | ||
4238 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4239 | &info, sizeof(info)); | |
4240 | if (ret < 0) | |
4241 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4242 | ||
4243 | return ret; | |
4244 | } | |
4245 | ||
5b435de0 | 4246 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4247 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4248 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4249 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4250 | .scan = brcmf_cfg80211_scan, | |
4251 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4252 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4253 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4254 | .get_station = brcmf_cfg80211_get_station, | |
4255 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4256 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4257 | .add_key = brcmf_cfg80211_add_key, | |
4258 | .del_key = brcmf_cfg80211_del_key, | |
4259 | .get_key = brcmf_cfg80211_get_key, | |
4260 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4261 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4262 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4263 | .connect = brcmf_cfg80211_connect, |
4264 | .disconnect = brcmf_cfg80211_disconnect, | |
4265 | .suspend = brcmf_cfg80211_suspend, | |
4266 | .resume = brcmf_cfg80211_resume, | |
4267 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4268 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4269 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4270 | .start_ap = brcmf_cfg80211_start_ap, |
4271 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4272 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4273 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4274 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4275 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4276 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4277 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4278 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4279 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4280 | .start_p2p_device = brcmf_p2p_start_device, |
4281 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4282 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4283 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4284 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4285 | }; |
4286 | ||
e5806072 AS |
4287 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4288 | { | |
e5806072 AS |
4289 | /* scheduled scan settings */ |
4290 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4291 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4292 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4293 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
4294 | } |
4295 | ||
9f440b7b AS |
4296 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
4297 | { | |
dded3d53 | 4298 | .max = 2, |
9f440b7b AS |
4299 | .types = BIT(NL80211_IFTYPE_STATION) | |
4300 | BIT(NL80211_IFTYPE_ADHOC) | | |
4301 | BIT(NL80211_IFTYPE_AP) | |
4302 | }, | |
4303 | { | |
4304 | .max = 1, | |
4305 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4306 | BIT(NL80211_IFTYPE_P2P_GO) | |
4307 | }, | |
9af221b3 AS |
4308 | { |
4309 | .max = 1, | |
4310 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
4311 | } | |
9f440b7b AS |
4312 | }; |
4313 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
4314 | { | |
dded3d53 | 4315 | .max_interfaces = BRCMF_IFACE_MAX_CNT, |
1c9d30cf | 4316 | .num_different_channels = 2, |
9f440b7b AS |
4317 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), |
4318 | .limits = brcmf_iface_limits | |
4319 | } | |
4320 | }; | |
4321 | ||
0de8aace HM |
4322 | static const struct ieee80211_txrx_stypes |
4323 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
4324 | [NL80211_IFTYPE_STATION] = { | |
4325 | .tx = 0xffff, | |
4326 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4327 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4328 | }, | |
4329 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
4330 | .tx = 0xffff, | |
4331 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4332 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4333 | }, | |
4334 | [NL80211_IFTYPE_P2P_GO] = { | |
4335 | .tx = 0xffff, | |
4336 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
4337 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
4338 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
4339 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
4340 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
4341 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
4342 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
bffc61c9 AS |
4343 | }, |
4344 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
4345 | .tx = 0xffff, | |
4346 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4347 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
0de8aace HM |
4348 | } |
4349 | }; | |
4350 | ||
3eacf866 | 4351 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4352 | { |
3eacf866 | 4353 | struct wiphy *wiphy; |
5b435de0 AS |
4354 | s32 err = 0; |
4355 | ||
3eacf866 AS |
4356 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4357 | if (!wiphy) { | |
57d6e91a | 4358 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4359 | return ERR_PTR(-ENOMEM); |
4360 | } | |
4361 | set_wiphy_dev(wiphy, phydev); | |
4362 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4363 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4364 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4365 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4366 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4367 | BIT(NL80211_IFTYPE_AP) | |
4368 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
9af221b3 AS |
4369 | BIT(NL80211_IFTYPE_P2P_GO) | |
4370 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
9f440b7b AS |
4371 | wiphy->iface_combinations = brcmf_iface_combos; |
4372 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 | 4373 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
3eacf866 AS |
4374 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4375 | wiphy->cipher_suites = __wl_cipher_suites; | |
4376 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace | 4377 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6eda4e2c | 4378 | WIPHY_FLAG_OFFCHAN_TX | |
89c2f382 AS |
4379 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
4380 | WIPHY_FLAG_SUPPORTS_TDLS; | |
604bf237 DK |
4381 | if (!brcmf_roamoff) |
4382 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
0de8aace HM |
4383 | wiphy->mgmt_stypes = brcmf_txrx_stypes; |
4384 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 | 4385 | brcmf_wiphy_pno_params(wiphy); |
d48200ba | 4386 | brcmf_dbg(INFO, "Registering custom regulatory\n"); |
a2f73b6c | 4387 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
d48200ba | 4388 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); |
1bacb048 FL |
4389 | |
4390 | /* vendor commands/events support */ | |
4391 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
4392 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
4393 | ||
3eacf866 | 4394 | err = wiphy_register(wiphy); |
5b435de0 | 4395 | if (err < 0) { |
57d6e91a | 4396 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4397 | wiphy_free(wiphy); |
4398 | return ERR_PTR(err); | |
5b435de0 | 4399 | } |
3eacf866 AS |
4400 | return wiphy; |
4401 | } | |
4402 | ||
3eacf866 | 4403 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4404 | enum nl80211_iftype type, |
4405 | bool pm_block) | |
3eacf866 AS |
4406 | { |
4407 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4408 | |
33a6b157 | 4409 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4410 | sizeof(*vif)); |
3eacf866 AS |
4411 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4412 | if (!vif) | |
4413 | return ERR_PTR(-ENOMEM); | |
4414 | ||
4415 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4416 | vif->wdev.iftype = type; |
5b435de0 | 4417 | |
3eacf866 AS |
4418 | vif->pm_block = pm_block; |
4419 | vif->roam_off = -1; | |
4420 | ||
6ac4f4ed AS |
4421 | brcmf_init_prof(&vif->profile); |
4422 | ||
3eacf866 | 4423 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4424 | return vif; |
5b435de0 AS |
4425 | } |
4426 | ||
427dec5f | 4427 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4428 | { |
3eacf866 | 4429 | list_del(&vif->list); |
3eacf866 | 4430 | kfree(vif); |
5b435de0 AS |
4431 | } |
4432 | ||
9df4d542 AS |
4433 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4434 | { | |
4435 | struct brcmf_cfg80211_vif *vif; | |
4436 | struct brcmf_if *ifp; | |
4437 | ||
4438 | ifp = netdev_priv(ndev); | |
4439 | vif = ifp->vif; | |
4440 | ||
4441 | brcmf_free_vif(vif); | |
4442 | free_netdev(ndev); | |
4443 | } | |
4444 | ||
903e0eee | 4445 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4446 | { |
5c36b99a AS |
4447 | u32 event = e->event_code; |
4448 | u32 status = e->status; | |
5b435de0 AS |
4449 | |
4450 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4451 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4452 | return true; |
4453 | } | |
4454 | ||
4455 | return false; | |
4456 | } | |
4457 | ||
903e0eee | 4458 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4459 | { |
5c36b99a AS |
4460 | u32 event = e->event_code; |
4461 | u16 flags = e->flags; | |
5b435de0 | 4462 | |
68ca395f HM |
4463 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4464 | (event == BRCMF_E_DISASSOC_IND) || | |
4465 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4466 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4467 | return true; |
4468 | } | |
4469 | return false; | |
4470 | } | |
4471 | ||
27a68fe3 | 4472 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4473 | const struct brcmf_event_msg *e) |
4474 | { | |
5c36b99a AS |
4475 | u32 event = e->event_code; |
4476 | u32 status = e->status; | |
5b435de0 AS |
4477 | |
4478 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4479 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4480 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4481 | return true; |
4482 | } | |
4483 | ||
4484 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4485 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4486 | return true; |
4487 | } | |
4488 | ||
4489 | return false; | |
4490 | } | |
4491 | ||
27a68fe3 | 4492 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4493 | { |
27a68fe3 | 4494 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4495 | |
4496 | kfree(conn_info->req_ie); | |
4497 | conn_info->req_ie = NULL; | |
4498 | conn_info->req_ie_len = 0; | |
4499 | kfree(conn_info->resp_ie); | |
4500 | conn_info->resp_ie = NULL; | |
4501 | conn_info->resp_ie_len = 0; | |
4502 | } | |
4503 | ||
89286dc9 HM |
4504 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4505 | struct brcmf_if *ifp) | |
5b435de0 | 4506 | { |
c4e382d2 | 4507 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4508 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4509 | u32 req_len; |
4510 | u32 resp_len; | |
4511 | s32 err = 0; | |
4512 | ||
27a68fe3 | 4513 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4514 | |
ac24be6f AS |
4515 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4516 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4517 | if (err) { |
57d6e91a | 4518 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4519 | return err; |
4520 | } | |
c4e382d2 | 4521 | assoc_info = |
27a68fe3 | 4522 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4523 | req_len = le32_to_cpu(assoc_info->req_len); |
4524 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4525 | if (req_len) { |
ac24be6f | 4526 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4527 | cfg->extra_buf, |
4528 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4529 | if (err) { |
57d6e91a | 4530 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4531 | return err; |
4532 | } | |
4533 | conn_info->req_ie_len = req_len; | |
4534 | conn_info->req_ie = | |
27a68fe3 | 4535 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4536 | GFP_KERNEL); |
4537 | } else { | |
4538 | conn_info->req_ie_len = 0; | |
4539 | conn_info->req_ie = NULL; | |
4540 | } | |
4541 | if (resp_len) { | |
ac24be6f | 4542 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4543 | cfg->extra_buf, |
4544 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4545 | if (err) { |
57d6e91a | 4546 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4547 | return err; |
4548 | } | |
4549 | conn_info->resp_ie_len = resp_len; | |
4550 | conn_info->resp_ie = | |
27a68fe3 | 4551 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4552 | GFP_KERNEL); |
4553 | } else { | |
4554 | conn_info->resp_ie_len = 0; | |
4555 | conn_info->resp_ie = NULL; | |
4556 | } | |
16886735 AS |
4557 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4558 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4559 | |
4560 | return err; | |
4561 | } | |
4562 | ||
4563 | static s32 | |
27a68fe3 | 4564 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4565 | struct net_device *ndev, |
4566 | const struct brcmf_event_msg *e) | |
4567 | { | |
c1179033 AS |
4568 | struct brcmf_if *ifp = netdev_priv(ndev); |
4569 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4570 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4571 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4572 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4573 | struct ieee80211_supported_band *band; |
a180b83b | 4574 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4575 | struct brcmu_chan ch; |
5b435de0 AS |
4576 | u32 freq; |
4577 | s32 err = 0; | |
a180b83b | 4578 | u8 *buf; |
5b435de0 | 4579 | |
d96b801f | 4580 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4581 | |
89286dc9 | 4582 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4583 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4584 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4585 | |
a180b83b FL |
4586 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4587 | if (buf == NULL) { | |
4588 | err = -ENOMEM; | |
4589 | goto done; | |
4590 | } | |
4591 | ||
4592 | /* data sent to dongle has to be little endian */ | |
4593 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4594 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4595 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4596 | |
4597 | if (err) | |
4598 | goto done; | |
5b435de0 | 4599 | |
a180b83b | 4600 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4601 | ch.chspec = le16_to_cpu(bi->chanspec); |
4602 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4603 | |
83cf17aa | 4604 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4605 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4606 | else | |
4607 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4608 | ||
83cf17aa | 4609 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4610 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4611 | ||
a180b83b FL |
4612 | done: |
4613 | kfree(buf); | |
06bb123e | 4614 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4615 | conn_info->req_ie, conn_info->req_ie_len, |
4616 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4617 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4618 | |
c1179033 | 4619 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4620 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4621 | return err; |
4622 | } | |
4623 | ||
4624 | static s32 | |
27a68fe3 | 4625 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4626 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4627 | bool completed) | |
4628 | { | |
c1179033 AS |
4629 | struct brcmf_if *ifp = netdev_priv(ndev); |
4630 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4631 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4632 | |
d96b801f | 4633 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4634 | |
c1179033 AS |
4635 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4636 | &ifp->vif->sme_state)) { | |
5b435de0 | 4637 | if (completed) { |
89286dc9 | 4638 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4639 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4640 | brcmf_update_bss_info(cfg, ifp); |
4641 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4642 | &ifp->vif->sme_state); | |
5b435de0 AS |
4643 | } |
4644 | cfg80211_connect_result(ndev, | |
06bb123e | 4645 | (u8 *)profile->bssid, |
5b435de0 AS |
4646 | conn_info->req_ie, |
4647 | conn_info->req_ie_len, | |
4648 | conn_info->resp_ie, | |
4649 | conn_info->resp_ie_len, | |
4650 | completed ? WLAN_STATUS_SUCCESS : | |
4651 | WLAN_STATUS_AUTH_TIMEOUT, | |
4652 | GFP_KERNEL); | |
16886735 AS |
4653 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4654 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4655 | } |
d96b801f | 4656 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4657 | return 0; |
5b435de0 AS |
4658 | } |
4659 | ||
4660 | static s32 | |
27a68fe3 | 4661 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4662 | struct net_device *ndev, |
4663 | const struct brcmf_event_msg *e, void *data) | |
4664 | { | |
7ee29602 | 4665 | static int generation; |
5c36b99a AS |
4666 | u32 event = e->event_code; |
4667 | u32 reason = e->reason; | |
1a873342 HM |
4668 | struct station_info sinfo; |
4669 | ||
16886735 | 4670 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4671 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4672 | ndev != cfg_to_ndev(cfg)) { | |
4673 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4674 | complete(&cfg->vif_disabled); | |
4675 | return 0; | |
4676 | } | |
1a873342 | 4677 | |
1a873342 | 4678 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4679 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4680 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4681 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4682 | if (!data) { | |
57d6e91a | 4683 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4684 | return -EINVAL; |
4685 | } | |
4686 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4687 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4688 | generation++; |
4689 | sinfo.generation = generation; | |
7ee29602 | 4690 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4691 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4692 | (event == BRCMF_E_DEAUTH_IND) || | |
4693 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4694 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4695 | } |
7ee29602 | 4696 | return 0; |
1a873342 HM |
4697 | } |
4698 | ||
5b435de0 | 4699 | static s32 |
1993732e | 4700 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4701 | const struct brcmf_event_msg *e, void *data) |
4702 | { | |
1993732e AS |
4703 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4704 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4705 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4706 | struct ieee80211_channel *chan; |
5b435de0 AS |
4707 | s32 err = 0; |
4708 | ||
967fe2c8 | 4709 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4710 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4711 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4712 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4713 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4714 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4715 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4716 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4717 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4718 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4719 | &ifp->vif->sme_state); | |
4720 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4721 | &ifp->vif->sme_state); | |
5b435de0 | 4722 | } else |
27a68fe3 | 4723 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4724 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4725 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4726 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4727 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4728 | } |
903e0eee | 4729 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4730 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4731 | if (ndev != cfg_to_ndev(cfg)) |
4732 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4733 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4734 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4735 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4736 | &ifp->vif->sme_state); | |
5b435de0 | 4737 | else |
27a68fe3 | 4738 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4739 | } |
4740 | ||
4741 | return err; | |
4742 | } | |
4743 | ||
4744 | static s32 | |
1993732e | 4745 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4746 | const struct brcmf_event_msg *e, void *data) |
4747 | { | |
1993732e | 4748 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4749 | u32 event = e->event_code; |
4750 | u32 status = e->status; | |
5b435de0 AS |
4751 | |
4752 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4753 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4754 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4755 | else |
1993732e | 4756 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4757 | } |
4758 | ||
12f32370 | 4759 | return 0; |
5b435de0 AS |
4760 | } |
4761 | ||
4762 | static s32 | |
1993732e | 4763 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4764 | const struct brcmf_event_msg *e, void *data) |
4765 | { | |
5c36b99a | 4766 | u16 flags = e->flags; |
5b435de0 AS |
4767 | enum nl80211_key_type key_type; |
4768 | ||
4769 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4770 | key_type = NL80211_KEYTYPE_GROUP; | |
4771 | else | |
4772 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4773 | ||
1993732e | 4774 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4775 | NULL, GFP_KERNEL); |
4776 | ||
4777 | return 0; | |
4778 | } | |
4779 | ||
d3c0b633 AS |
4780 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4781 | const struct brcmf_event_msg *e, void *data) | |
4782 | { | |
4783 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4784 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4785 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4786 | struct brcmf_cfg80211_vif *vif; | |
4787 | ||
4788 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4789 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4790 | ifevent->bssidx); | |
4791 | ||
d3c0b633 AS |
4792 | mutex_lock(&event->vif_event_lock); |
4793 | event->action = ifevent->action; | |
4794 | vif = event->vif; | |
4795 | ||
4796 | switch (ifevent->action) { | |
4797 | case BRCMF_E_IF_ADD: | |
4798 | /* waiting process may have timed out */ | |
dc4a787c WY |
4799 | if (!cfg->vif_event.vif) { |
4800 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4801 | return -EBADF; |
dc4a787c | 4802 | } |
d3c0b633 AS |
4803 | |
4804 | ifp->vif = vif; | |
4805 | vif->ifp = ifp; | |
01b8e7db AS |
4806 | if (ifp->ndev) { |
4807 | vif->wdev.netdev = ifp->ndev; | |
4808 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4809 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4810 | } | |
d3c0b633 AS |
4811 | mutex_unlock(&event->vif_event_lock); |
4812 | wake_up(&event->vif_wq); | |
4b3a89de | 4813 | return 0; |
d3c0b633 AS |
4814 | |
4815 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4816 | mutex_unlock(&event->vif_event_lock); |
4817 | /* event may not be upon user request */ | |
4818 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4819 | wake_up(&event->vif_wq); | |
4820 | return 0; | |
4821 | ||
7a5c1f64 HM |
4822 | case BRCMF_E_IF_CHANGE: |
4823 | mutex_unlock(&event->vif_event_lock); | |
4824 | wake_up(&event->vif_wq); | |
4825 | return 0; | |
4826 | ||
d3c0b633 AS |
4827 | default: |
4828 | mutex_unlock(&event->vif_event_lock); | |
4829 | break; | |
4830 | } | |
4831 | return -EINVAL; | |
4832 | } | |
4833 | ||
5b435de0 AS |
4834 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4835 | { | |
5b435de0 AS |
4836 | conf->frag_threshold = (u32)-1; |
4837 | conf->rts_threshold = (u32)-1; | |
4838 | conf->retry_short = (u32)-1; | |
4839 | conf->retry_long = (u32)-1; | |
4840 | conf->tx_power = -1; | |
4841 | } | |
4842 | ||
5c36b99a | 4843 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4844 | { |
5c36b99a AS |
4845 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4846 | brcmf_notify_connect_status); | |
4847 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4848 | brcmf_notify_connect_status); | |
4849 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4850 | brcmf_notify_connect_status); | |
4851 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4852 | brcmf_notify_connect_status); | |
4853 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4854 | brcmf_notify_connect_status); | |
4855 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4856 | brcmf_notify_connect_status); | |
4857 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4858 | brcmf_notify_roaming_status); | |
4859 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4860 | brcmf_notify_mic_status); | |
4861 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4862 | brcmf_notify_connect_status); | |
4863 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4864 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4865 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4866 | brcmf_notify_vif_event); | |
0de8aace | 4867 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4868 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4869 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4870 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4871 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4872 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4873 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4874 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4875 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4876 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4877 | } |
4878 | ||
27a68fe3 AS |
4879 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4880 | { | |
27a68fe3 AS |
4881 | kfree(cfg->conf); |
4882 | cfg->conf = NULL; | |
27a68fe3 AS |
4883 | kfree(cfg->escan_ioctl_buf); |
4884 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4885 | kfree(cfg->extra_buf); |
4886 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4887 | kfree(cfg->pmk_list); |
4888 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4889 | } |
4890 | ||
4891 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4892 | { | |
27a68fe3 AS |
4893 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4894 | if (!cfg->conf) | |
5b435de0 | 4895 | goto init_priv_mem_out; |
27a68fe3 AS |
4896 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4897 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4898 | goto init_priv_mem_out; |
27a68fe3 AS |
4899 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4900 | if (!cfg->extra_buf) | |
5b435de0 | 4901 | goto init_priv_mem_out; |
27a68fe3 AS |
4902 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4903 | if (!cfg->pmk_list) | |
5b435de0 AS |
4904 | goto init_priv_mem_out; |
4905 | ||
4906 | return 0; | |
4907 | ||
4908 | init_priv_mem_out: | |
27a68fe3 | 4909 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4910 | |
4911 | return -ENOMEM; | |
4912 | } | |
4913 | ||
27a68fe3 | 4914 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4915 | { |
4916 | s32 err = 0; | |
4917 | ||
27a68fe3 AS |
4918 | cfg->scan_request = NULL; |
4919 | cfg->pwr_save = true; | |
68ca395f HM |
4920 | cfg->active_scan = true; /* we do active scan per default */ |
4921 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 4922 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4923 | if (err) |
4924 | return err; | |
5c36b99a | 4925 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4926 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4927 | brcmf_init_escan(cfg); |
4928 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4929 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4930 | return err; |
4931 | } | |
4932 | ||
27a68fe3 | 4933 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4934 | { |
27a68fe3 | 4935 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4936 | brcmf_abort_scanning(cfg); |
4937 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4938 | } |
4939 | ||
d3c0b633 AS |
4940 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4941 | { | |
4942 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4943 | mutex_init(&event->vif_event_lock); |
4944 | } | |
4945 | ||
67b3bd4e | 4946 | static int brcmf_enable_bw40_2g(struct brcmf_if *ifp) |
d2353679 DK |
4947 | { |
4948 | struct brcmf_fil_bwcap_le band_bwcap; | |
67b3bd4e | 4949 | u32 val; |
d2353679 DK |
4950 | int err; |
4951 | ||
67b3bd4e AS |
4952 | /* verify support for bw_cap command */ |
4953 | val = WLC_BAND_5G; | |
4954 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
d2353679 | 4955 | |
67b3bd4e AS |
4956 | if (!err) { |
4957 | /* only set 2G bandwidth using bw_cap command */ | |
4958 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
03e5da15 | 4959 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); |
67b3bd4e AS |
4960 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, |
4961 | sizeof(band_bwcap)); | |
4962 | } else { | |
4963 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
4964 | val = WLC_N_BW_40ALL; | |
4965 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
4966 | } | |
d2353679 DK |
4967 | return err; |
4968 | } | |
4969 | ||
d9cb2596 AS |
4970 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4971 | struct device *busdev) | |
5b435de0 | 4972 | { |
1ed9baf0 | 4973 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4974 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4975 | struct wiphy *wiphy; |
4976 | struct brcmf_cfg80211_vif *vif; | |
4977 | struct brcmf_if *ifp; | |
5b435de0 | 4978 | s32 err = 0; |
83cf17aa | 4979 | s32 io_type; |
5b435de0 AS |
4980 | |
4981 | if (!ndev) { | |
57d6e91a | 4982 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
4983 | return NULL; |
4984 | } | |
5b435de0 | 4985 | |
3eacf866 AS |
4986 | ifp = netdev_priv(ndev); |
4987 | wiphy = brcmf_setup_wiphy(busdev); | |
4988 | if (IS_ERR(wiphy)) | |
5b435de0 | 4989 | return NULL; |
5b435de0 | 4990 | |
3eacf866 AS |
4991 | cfg = wiphy_priv(wiphy); |
4992 | cfg->wiphy = wiphy; | |
27a68fe3 | 4993 | cfg->pub = drvr; |
d3c0b633 | 4994 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
4995 | INIT_LIST_HEAD(&cfg->vif_list); |
4996 | ||
d3c0b633 | 4997 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
4998 | if (IS_ERR(vif)) { |
4999 | wiphy_free(wiphy); | |
5000 | return NULL; | |
5001 | } | |
5002 | ||
d3c0b633 AS |
5003 | vif->ifp = ifp; |
5004 | vif->wdev.netdev = ndev; | |
5005 | ndev->ieee80211_ptr = &vif->wdev; | |
5006 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
5007 | ||
27a68fe3 | 5008 | err = wl_init_priv(cfg); |
5b435de0 | 5009 | if (err) { |
57d6e91a | 5010 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
5011 | goto cfg80211_attach_out; |
5012 | } | |
3eacf866 | 5013 | ifp->vif = vif; |
2fde59d9 HM |
5014 | |
5015 | err = brcmf_p2p_attach(cfg); | |
5016 | if (err) { | |
5017 | brcmf_err("P2P initilisation failed (%d)\n", err); | |
5018 | goto cfg80211_p2p_attach_out; | |
5019 | } | |
61730d4d PH |
5020 | err = brcmf_btcoex_attach(cfg); |
5021 | if (err) { | |
5022 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5023 | brcmf_p2p_detach(&cfg->p2p); | |
5024 | goto cfg80211_p2p_attach_out; | |
5025 | } | |
2fde59d9 | 5026 | |
d2353679 DK |
5027 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), |
5028 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
5029 | */ | |
5030 | if (wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap & | |
5031 | IEEE80211_HT_CAP_SUP_WIDTH_20_40) { | |
67b3bd4e AS |
5032 | err = brcmf_enable_bw40_2g(ifp); |
5033 | if (!err) | |
d2353679 DK |
5034 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", |
5035 | BRCMF_OBSS_COEX_AUTO); | |
d2353679 | 5036 | } |
d83f8fac AS |
5037 | /* clear for now and rely on update later */ |
5038 | wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.ht_supported = false; | |
5039 | wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap = 0; | |
d2353679 | 5040 | |
89c2f382 AS |
5041 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
5042 | if (err) { | |
5043 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
5044 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
5045 | } | |
5046 | ||
83cf17aa FL |
5047 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, |
5048 | &io_type); | |
5049 | if (err) { | |
5050 | brcmf_err("Failed to get D11 version (%d)\n", err); | |
5051 | goto cfg80211_p2p_attach_out; | |
5052 | } | |
5053 | cfg->d11inf.io_type = (u8)io_type; | |
5054 | brcmu_d11_attach(&cfg->d11inf); | |
5055 | ||
27a68fe3 | 5056 | return cfg; |
5b435de0 | 5057 | |
2fde59d9 HM |
5058 | cfg80211_p2p_attach_out: |
5059 | wl_deinit_priv(cfg); | |
5060 | ||
5b435de0 | 5061 | cfg80211_attach_out: |
427dec5f | 5062 | brcmf_free_vif(vif); |
5b435de0 AS |
5063 | return NULL; |
5064 | } | |
5065 | ||
27a68fe3 | 5066 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5067 | { |
e1479951 AS |
5068 | if (!cfg) |
5069 | return; | |
5070 | ||
427dec5f AS |
5071 | WARN_ON(!list_empty(&cfg->vif_list)); |
5072 | wiphy_unregister(cfg->wiphy); | |
61730d4d | 5073 | brcmf_btcoex_detach(cfg); |
427dec5f AS |
5074 | wl_deinit_priv(cfg); |
5075 | wiphy_free(cfg->wiphy); | |
5b435de0 AS |
5076 | } |
5077 | ||
5b435de0 | 5078 | static s32 |
68ca395f | 5079 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5080 | { |
5b435de0 | 5081 | s32 err = 0; |
f588bc0c AS |
5082 | __le32 roamtrigger[2]; |
5083 | __le32 roam_delta[2]; | |
5b435de0 AS |
5084 | |
5085 | /* | |
5086 | * Setup timeout if Beacons are lost and roam is | |
5087 | * off to report link down | |
5088 | */ | |
68ca395f | 5089 | if (brcmf_roamoff) { |
ac24be6f | 5090 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5091 | if (err) { |
57d6e91a | 5092 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5093 | goto dongle_rom_out; |
5094 | } | |
5095 | } | |
5096 | ||
5097 | /* | |
5098 | * Enable/Disable built-in roaming to allow supplicant | |
5099 | * to take care of roaming | |
5100 | */ | |
68ca395f HM |
5101 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5102 | brcmf_roamoff ? "Off" : "On"); | |
5103 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5104 | if (err) { |
57d6e91a | 5105 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5106 | goto dongle_rom_out; |
5107 | } | |
5108 | ||
f588bc0c AS |
5109 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5110 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5111 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5112 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5113 | if (err) { |
57d6e91a | 5114 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5115 | goto dongle_rom_out; |
5116 | } | |
5117 | ||
f588bc0c AS |
5118 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5119 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5120 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5121 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5122 | if (err) { |
57d6e91a | 5123 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5124 | goto dongle_rom_out; |
5125 | } | |
5126 | ||
5127 | dongle_rom_out: | |
5128 | return err; | |
5129 | } | |
5130 | ||
5131 | static s32 | |
40a23296 | 5132 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5133 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5134 | { |
5135 | s32 err = 0; | |
5136 | ||
ac24be6f | 5137 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5138 | scan_assoc_time); |
5b435de0 AS |
5139 | if (err) { |
5140 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5141 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5142 | else |
57d6e91a | 5143 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5144 | goto dongle_scantime_out; |
5145 | } | |
ac24be6f | 5146 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5147 | scan_unassoc_time); |
5b435de0 AS |
5148 | if (err) { |
5149 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5150 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5151 | else |
57d6e91a | 5152 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5153 | goto dongle_scantime_out; |
5154 | } | |
5155 | ||
ac24be6f | 5156 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5157 | scan_passive_time); |
5b435de0 AS |
5158 | if (err) { |
5159 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5160 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5161 | else |
57d6e91a | 5162 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5163 | goto dongle_scantime_out; |
5164 | } | |
5165 | ||
5166 | dongle_scantime_out: | |
5167 | return err; | |
5168 | } | |
5169 | ||
d48200ba | 5170 | |
2375d970 AS |
5171 | static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg, |
5172 | u32 bw_cap[]) | |
d48200ba HM |
5173 | { |
5174 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5175 | struct ieee80211_channel *band_chan_arr; | |
5176 | struct brcmf_chanspec_list *list; | |
83cf17aa | 5177 | struct brcmu_chan ch; |
d48200ba HM |
5178 | s32 err; |
5179 | u8 *pbuf; | |
5180 | u32 i, j; | |
5181 | u32 total; | |
d48200ba HM |
5182 | enum ieee80211_band band; |
5183 | u32 channel; | |
5184 | u32 *n_cnt; | |
d48200ba HM |
5185 | u32 index; |
5186 | u32 ht40_flag; | |
5187 | bool update; | |
5188 | u32 array_size; | |
5189 | ||
5190 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5191 | ||
5192 | if (pbuf == NULL) | |
5193 | return -ENOMEM; | |
5194 | ||
5195 | list = (struct brcmf_chanspec_list *)pbuf; | |
5196 | ||
5197 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5198 | BRCMF_DCMD_MEDLEN); | |
5199 | if (err) { | |
5200 | brcmf_err("get chanspecs error (%d)\n", err); | |
5201 | goto exit; | |
5202 | } | |
5203 | ||
5204 | __wl_band_2ghz.n_channels = 0; | |
5205 | __wl_band_5ghz_a.n_channels = 0; | |
5206 | ||
5207 | total = le32_to_cpu(list->count); | |
5208 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5209 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5210 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5211 | |
83cf17aa | 5212 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
d48200ba HM |
5213 | band_chan_arr = __wl_2ghz_channels; |
5214 | array_size = ARRAY_SIZE(__wl_2ghz_channels); | |
5215 | n_cnt = &__wl_band_2ghz.n_channels; | |
5216 | band = IEEE80211_BAND_2GHZ; | |
83cf17aa | 5217 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
d48200ba HM |
5218 | band_chan_arr = __wl_5ghz_a_channels; |
5219 | array_size = ARRAY_SIZE(__wl_5ghz_a_channels); | |
5220 | n_cnt = &__wl_band_5ghz_a.n_channels; | |
5221 | band = IEEE80211_BAND_5GHZ; | |
d48200ba | 5222 | } else { |
2375d970 | 5223 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5224 | continue; |
5225 | } | |
2375d970 AS |
5226 | if (!(bw_cap[band] & WLC_BW_40MHZ_BIT) && |
5227 | ch.bw == BRCMU_CHAN_BW_40) | |
d48200ba | 5228 | continue; |
ee942ecc AS |
5229 | if (!(bw_cap[band] & WLC_BW_80MHZ_BIT) && |
5230 | ch.bw == BRCMU_CHAN_BW_80) | |
5231 | continue; | |
d48200ba HM |
5232 | update = false; |
5233 | for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { | |
83cf17aa | 5234 | if (band_chan_arr[j].hw_value == ch.chnum) { |
d48200ba HM |
5235 | update = true; |
5236 | break; | |
5237 | } | |
5238 | } | |
5239 | if (update) | |
5240 | index = j; | |
5241 | else | |
5242 | index = *n_cnt; | |
5243 | if (index < array_size) { | |
5244 | band_chan_arr[index].center_freq = | |
83cf17aa FL |
5245 | ieee80211_channel_to_frequency(ch.chnum, band); |
5246 | band_chan_arr[index].hw_value = ch.chnum; | |
d48200ba | 5247 | |
ee942ecc AS |
5248 | /* assuming the chanspecs order is HT20, |
5249 | * HT40 upper, HT40 lower, and VHT80. | |
5250 | */ | |
5251 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5252 | band_chan_arr[index].flags &= | |
5253 | ~IEEE80211_CHAN_NO_80MHZ; | |
5254 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
d48200ba HM |
5255 | ht40_flag = band_chan_arr[index].flags & |
5256 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa | 5257 | if (ch.sb == BRCMU_CHAN_SB_U) { |
d48200ba HM |
5258 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
5259 | band_chan_arr[index].flags &= | |
5260 | ~IEEE80211_CHAN_NO_HT40; | |
5261 | band_chan_arr[index].flags |= | |
5262 | IEEE80211_CHAN_NO_HT40PLUS; | |
5263 | } else { | |
5264 | /* It should be one of | |
5265 | * IEEE80211_CHAN_NO_HT40 or | |
5266 | * IEEE80211_CHAN_NO_HT40PLUS | |
5267 | */ | |
5268 | band_chan_arr[index].flags &= | |
5269 | ~IEEE80211_CHAN_NO_HT40; | |
5270 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5271 | band_chan_arr[index].flags |= | |
5272 | IEEE80211_CHAN_NO_HT40MINUS; | |
5273 | } | |
5274 | } else { | |
ee942ecc AS |
5275 | /* disable other bandwidths for now as mentioned |
5276 | * order assure they are enabled for subsequent | |
5277 | * chanspecs. | |
5278 | */ | |
d48200ba | 5279 | band_chan_arr[index].flags = |
ee942ecc AS |
5280 | IEEE80211_CHAN_NO_HT40 | |
5281 | IEEE80211_CHAN_NO_80MHZ; | |
83cf17aa FL |
5282 | ch.bw = BRCMU_CHAN_BW_20; |
5283 | cfg->d11inf.encchspec(&ch); | |
5284 | channel = ch.chspec; | |
d48200ba HM |
5285 | err = brcmf_fil_bsscfg_int_get(ifp, |
5286 | "per_chan_info", | |
5287 | &channel); | |
5288 | if (!err) { | |
5289 | if (channel & WL_CHAN_RADAR) | |
5290 | band_chan_arr[index].flags |= | |
5291 | (IEEE80211_CHAN_RADAR | | |
8fe02e16 | 5292 | IEEE80211_CHAN_NO_IR); |
d48200ba HM |
5293 | if (channel & WL_CHAN_PASSIVE) |
5294 | band_chan_arr[index].flags |= | |
8fe02e16 | 5295 | IEEE80211_CHAN_NO_IR; |
d48200ba HM |
5296 | } |
5297 | } | |
5298 | if (!update) | |
5299 | (*n_cnt)++; | |
5300 | } | |
5301 | } | |
5302 | exit: | |
5303 | kfree(pbuf); | |
5304 | return err; | |
5305 | } | |
5306 | ||
2375d970 AS |
5307 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5308 | { | |
5309 | u32 band, mimo_bwcap; | |
5310 | int err; | |
5311 | ||
5312 | band = WLC_BAND_2G; | |
5313 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5314 | if (!err) { | |
5315 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5316 | band = WLC_BAND_5G; | |
5317 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5318 | if (!err) { | |
5319 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5320 | return; | |
5321 | } | |
5322 | WARN_ON(1); | |
5323 | return; | |
5324 | } | |
5325 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5326 | mimo_bwcap = 0; | |
5327 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5328 | if (err) | |
5329 | /* assume 20MHz if firmware does not give a clue */ | |
5330 | mimo_bwcap = WLC_N_BW_20ALL; | |
5331 | ||
5332 | switch (mimo_bwcap) { | |
5333 | case WLC_N_BW_40ALL: | |
5334 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5335 | /* fall-thru */ | |
5336 | case WLC_N_BW_20IN2G_40IN5G: | |
5337 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5338 | /* fall-thru */ | |
5339 | case WLC_N_BW_20ALL: | |
5340 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5341 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5342 | break; | |
5343 | default: | |
5344 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5345 | } | |
5346 | } | |
d48200ba | 5347 | |
18d6c535 AS |
5348 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5349 | u32 bw_cap[2], u32 nchain) | |
5350 | { | |
5351 | band->ht_cap.ht_supported = true; | |
5352 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5353 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5354 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5355 | } | |
5356 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5357 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5358 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5359 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5360 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5361 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5362 | } | |
5363 | ||
5364 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5365 | { | |
5366 | u16 mcs_map; | |
5367 | int i; | |
5368 | ||
5369 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5370 | mcs_map = (mcs_map << 2) | supp; | |
5371 | ||
5372 | return cpu_to_le16(mcs_map); | |
5373 | } | |
5374 | ||
5375 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5376 | u32 bw_cap[2], u32 nchain) | |
5377 | { | |
5378 | __le16 mcs_map; | |
5379 | ||
5380 | /* not allowed in 2.4G band */ | |
5381 | if (band->band == IEEE80211_BAND_2GHZ) | |
5382 | return; | |
5383 | ||
5384 | band->vht_cap.vht_supported = true; | |
5385 | /* 80MHz is mandatory */ | |
5386 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5387 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5388 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5389 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5390 | } | |
5391 | /* all support 256-QAM */ | |
5392 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5393 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5394 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5395 | } | |
5396 | ||
d48200ba | 5397 | static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5398 | { |
ac24be6f | 5399 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5400 | struct wiphy *wiphy; |
5401 | s32 phy_list; | |
d48200ba | 5402 | u32 band_list[3]; |
18d6c535 AS |
5403 | u32 nmode = 0; |
5404 | u32 vhtmode = 0; | |
2375d970 | 5405 | u32 bw_cap[2] = { 0, 0 }; |
4aca7a18 DK |
5406 | u32 rxchain; |
5407 | u32 nchain; | |
5b435de0 | 5408 | s8 phy; |
d48200ba HM |
5409 | s32 err; |
5410 | u32 nband; | |
5411 | s32 i; | |
2375d970 AS |
5412 | struct ieee80211_supported_band *bands[2] = { NULL, NULL }; |
5413 | struct ieee80211_supported_band *band; | |
5b435de0 | 5414 | |
b87e2c48 | 5415 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 5416 | &phy_list, sizeof(phy_list)); |
5b435de0 | 5417 | if (err) { |
d48200ba | 5418 | brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err); |
5b435de0 AS |
5419 | return err; |
5420 | } | |
5421 | ||
3ba81376 | 5422 | phy = ((char *)&phy_list)[0]; |
d48200ba HM |
5423 | brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy); |
5424 | ||
5425 | ||
5426 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, | |
5427 | &band_list, sizeof(band_list)); | |
5428 | if (err) { | |
5429 | brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err); | |
5430 | return err; | |
5b435de0 | 5431 | } |
d48200ba HM |
5432 | brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n", |
5433 | band_list[0], band_list[1], band_list[2]); | |
5434 | ||
18d6c535 | 5435 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5436 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5437 | if (err) { | |
5438 | brcmf_err("nmode error (%d)\n", err); | |
5439 | } else { | |
2375d970 | 5440 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5441 | } |
18d6c535 AS |
5442 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5443 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5444 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5445 | |
4aca7a18 DK |
5446 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5447 | if (err) { | |
5448 | brcmf_err("rxchain error (%d)\n", err); | |
5449 | nchain = 1; | |
5450 | } else { | |
5451 | for (nchain = 0; rxchain; nchain++) | |
5452 | rxchain = rxchain & (rxchain - 1); | |
5453 | } | |
5454 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5455 | ||
d48200ba HM |
5456 | err = brcmf_construct_reginfo(cfg, bw_cap); |
5457 | if (err) { | |
5458 | brcmf_err("brcmf_construct_reginfo failed (%d)\n", err); | |
5459 | return err; | |
5460 | } | |
5461 | ||
5462 | nband = band_list[0]; | |
d48200ba HM |
5463 | |
5464 | for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) { | |
2375d970 | 5465 | band = NULL; |
d48200ba | 5466 | if ((band_list[i] == WLC_BAND_5G) && |
2375d970 AS |
5467 | (__wl_band_5ghz_a.n_channels > 0)) |
5468 | band = &__wl_band_5ghz_a; | |
5469 | else if ((band_list[i] == WLC_BAND_2G) && | |
5470 | (__wl_band_2ghz.n_channels > 0)) | |
5471 | band = &__wl_band_2ghz; | |
5472 | else | |
5473 | continue; | |
d48200ba | 5474 | |
18d6c535 AS |
5475 | if (nmode) |
5476 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5477 | if (vhtmode) | |
5478 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
2375d970 | 5479 | bands[band->band] = band; |
d48200ba HM |
5480 | } |
5481 | ||
5482 | wiphy = cfg_to_wiphy(cfg); | |
5483 | wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; | |
5484 | wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; | |
5485 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5b435de0 AS |
5486 | |
5487 | return err; | |
5488 | } | |
5489 | ||
d48200ba | 5490 | |
27a68fe3 | 5491 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5492 | { |
d48200ba | 5493 | return brcmf_update_wiphybands(cfg); |
5b435de0 AS |
5494 | } |
5495 | ||
27a68fe3 | 5496 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5497 | { |
5498 | struct net_device *ndev; | |
5499 | struct wireless_dev *wdev; | |
40a23296 | 5500 | struct brcmf_if *ifp; |
5b435de0 AS |
5501 | s32 power_mode; |
5502 | s32 err = 0; | |
5503 | ||
27a68fe3 | 5504 | if (cfg->dongle_up) |
5b435de0 AS |
5505 | return err; |
5506 | ||
27a68fe3 | 5507 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5508 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5509 | ifp = netdev_priv(ndev); |
5510 | ||
5511 | /* make sure RF is ready for work */ | |
5512 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5513 | |
40a23296 HM |
5514 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5515 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5516 | |
27a68fe3 | 5517 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5518 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5519 | if (err) |
5520 | goto default_conf_out; | |
647c9ae0 AS |
5521 | brcmf_dbg(INFO, "power save set to %s\n", |
5522 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5523 | |
68ca395f | 5524 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5525 | if (err) |
5526 | goto default_conf_out; | |
5dd161ff FL |
5527 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5528 | NULL, NULL); | |
40a23296 | 5529 | if (err) |
5b435de0 | 5530 | goto default_conf_out; |
27a68fe3 | 5531 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5532 | if (err) |
5533 | goto default_conf_out; | |
5534 | ||
b3657453 HM |
5535 | brcmf_configure_arp_offload(ifp, true); |
5536 | ||
27a68fe3 | 5537 | cfg->dongle_up = true; |
40a23296 | 5538 | default_conf_out: |
5b435de0 AS |
5539 | |
5540 | return err; | |
5541 | ||
5542 | } | |
5543 | ||
bdf5ff51 | 5544 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5545 | { |
c1179033 | 5546 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5547 | |
bdf5ff51 | 5548 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5549 | } |
5550 | ||
bdf5ff51 | 5551 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5552 | { |
bdf5ff51 | 5553 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5554 | |
5b435de0 AS |
5555 | /* |
5556 | * While going down, if associated with AP disassociate | |
5557 | * from AP to save power | |
5558 | */ | |
903e0eee AS |
5559 | if (check_vif_up(ifp->vif)) { |
5560 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5561 | |
5562 | /* Make sure WPA_Supplicant receives all the event | |
5563 | generated due to DISASSOC call to the fw to keep | |
5564 | the state fw and WPA_Supplicant state consistent | |
5565 | */ | |
5566 | brcmf_delay(500); | |
5567 | } | |
5568 | ||
27a68fe3 | 5569 | brcmf_abort_scanning(cfg); |
c1179033 | 5570 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5571 | |
5b435de0 AS |
5572 | return 0; |
5573 | } | |
5574 | ||
bdf5ff51 | 5575 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5576 | { |
bdf5ff51 AS |
5577 | struct brcmf_if *ifp = netdev_priv(ndev); |
5578 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5579 | s32 err = 0; |
5580 | ||
27a68fe3 | 5581 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5582 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5583 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5584 | |
5585 | return err; | |
5586 | } | |
5587 | ||
bdf5ff51 | 5588 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5589 | { |
bdf5ff51 AS |
5590 | struct brcmf_if *ifp = netdev_priv(ndev); |
5591 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5592 | s32 err = 0; |
5593 | ||
27a68fe3 | 5594 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5595 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5596 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5597 | |
5598 | return err; | |
5599 | } | |
5600 | ||
a7965fbb AS |
5601 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5602 | { | |
5603 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5604 | ||
5605 | return wdev->iftype; | |
5606 | } | |
5607 | ||
e843bb19 | 5608 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, unsigned long state) |
9f440b7b AS |
5609 | { |
5610 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
5611 | |
5612 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5613 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 5614 | return true; |
9f440b7b | 5615 | } |
e843bb19 | 5616 | return false; |
9f440b7b | 5617 | } |
d3c0b633 AS |
5618 | |
5619 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5620 | u8 action) | |
5621 | { | |
5622 | u8 evt_action; | |
5623 | ||
5624 | mutex_lock(&event->vif_event_lock); | |
5625 | evt_action = event->action; | |
5626 | mutex_unlock(&event->vif_event_lock); | |
5627 | return evt_action == action; | |
5628 | } | |
5629 | ||
5630 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5631 | struct brcmf_cfg80211_vif *vif) | |
5632 | { | |
5633 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5634 | ||
5635 | mutex_lock(&event->vif_event_lock); | |
5636 | event->vif = vif; | |
5637 | event->action = 0; | |
5638 | mutex_unlock(&event->vif_event_lock); | |
5639 | } | |
5640 | ||
5641 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5642 | { | |
5643 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5644 | bool armed; | |
5645 | ||
5646 | mutex_lock(&event->vif_event_lock); | |
5647 | armed = event->vif != NULL; | |
5648 | mutex_unlock(&event->vif_event_lock); | |
5649 | ||
5650 | return armed; | |
5651 | } | |
5652 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5653 | u8 action, ulong timeout) | |
5654 | { | |
5655 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5656 | ||
5657 | return wait_event_timeout(event->vif_wq, | |
5658 | vif_event_equals(event, action), timeout); | |
5659 | } | |
5660 |