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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> |
5b435de0 | 22 | #include <net/cfg80211.h> |
cbaa177d | 23 | #include <net/netlink.h> |
5b435de0 AS |
24 | |
25 | #include <brcmu_utils.h> | |
26 | #include <defs.h> | |
27 | #include <brcmu_wifi.h> | |
28 | #include "dhd.h" | |
16886735 | 29 | #include "dhd_dbg.h" |
40c1c249 | 30 | #include "tracepoint.h" |
7a5c1f64 | 31 | #include "fwil_types.h" |
9f440b7b | 32 | #include "p2p.h" |
61730d4d | 33 | #include "btcoex.h" |
5b435de0 | 34 | #include "wl_cfg80211.h" |
81f5dcb8 | 35 | #include "fwil.h" |
5b435de0 | 36 | |
e5806072 AS |
37 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
38 | #define BRCMF_PNO_VERSION 2 | |
39 | #define BRCMF_PNO_TIME 30 | |
40 | #define BRCMF_PNO_REPEAT 4 | |
41 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
42 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
43 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
44 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
45 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
46 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
47 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
48 | ||
9f440b7b | 49 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 50 | |
1a873342 HM |
51 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
52 | #define WPA_OUI_TYPE 1 | |
53 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
54 | #define WME_OUI_TYPE 2 | |
89286dc9 | 55 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
56 | |
57 | #define VS_IE_FIXED_HDR_LEN 6 | |
58 | #define WPA_IE_VERSION_LEN 2 | |
59 | #define WPA_IE_MIN_OUI_LEN 4 | |
60 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
61 | ||
62 | #define WPA_CIPHER_NONE 0 /* None */ | |
63 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
64 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
65 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
66 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
67 | ||
68 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
69 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
70 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
71 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
72 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
73 | ||
74 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
75 | * string :"add", "del" (+ NUL) | |
76 | */ | |
77 | #define VNDR_IE_COUNT_OFFSET 4 | |
78 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
79 | #define VNDR_IE_VSIE_OFFSET 12 | |
80 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 81 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
82 | |
83 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
84 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 85 | |
89286dc9 HM |
86 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
87 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
88 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
89 | ||
5b435de0 AS |
90 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
91 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
92 | ||
ce81e317 | 93 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 94 | { |
c1179033 | 95 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
96 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
97 | vif->sme_state); | |
5b435de0 AS |
98 | return false; |
99 | } | |
100 | return true; | |
101 | } | |
102 | ||
103 | #define CHAN2G(_channel, _freq, _flags) { \ | |
104 | .band = IEEE80211_BAND_2GHZ, \ | |
105 | .center_freq = (_freq), \ | |
106 | .hw_value = (_channel), \ | |
107 | .flags = (_flags), \ | |
108 | .max_antenna_gain = 0, \ | |
109 | .max_power = 30, \ | |
110 | } | |
111 | ||
112 | #define CHAN5G(_channel, _flags) { \ | |
113 | .band = IEEE80211_BAND_5GHZ, \ | |
114 | .center_freq = 5000 + (5 * (_channel)), \ | |
115 | .hw_value = (_channel), \ | |
116 | .flags = (_flags), \ | |
117 | .max_antenna_gain = 0, \ | |
118 | .max_power = 30, \ | |
119 | } | |
120 | ||
121 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
122 | #define RATETAB_ENT(_rateid, _flags) \ | |
123 | { \ | |
124 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
125 | .hw_value = (_rateid), \ | |
126 | .flags = (_flags), \ | |
127 | } | |
128 | ||
129 | static struct ieee80211_rate __wl_rates[] = { | |
130 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
131 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
132 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
133 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
134 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
135 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
136 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
138 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
139 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
140 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
141 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
142 | }; | |
143 | ||
144 | #define wl_a_rates (__wl_rates + 4) | |
145 | #define wl_a_rates_size 8 | |
146 | #define wl_g_rates (__wl_rates + 0) | |
147 | #define wl_g_rates_size 12 | |
148 | ||
149 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
150 | CHAN2G(1, 2412, 0), | |
151 | CHAN2G(2, 2417, 0), | |
152 | CHAN2G(3, 2422, 0), | |
153 | CHAN2G(4, 2427, 0), | |
154 | CHAN2G(5, 2432, 0), | |
155 | CHAN2G(6, 2437, 0), | |
156 | CHAN2G(7, 2442, 0), | |
157 | CHAN2G(8, 2447, 0), | |
158 | CHAN2G(9, 2452, 0), | |
159 | CHAN2G(10, 2457, 0), | |
160 | CHAN2G(11, 2462, 0), | |
161 | CHAN2G(12, 2467, 0), | |
162 | CHAN2G(13, 2472, 0), | |
163 | CHAN2G(14, 2484, 0), | |
164 | }; | |
165 | ||
166 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
167 | CHAN5G(34, 0), CHAN5G(36, 0), | |
168 | CHAN5G(38, 0), CHAN5G(40, 0), | |
169 | CHAN5G(42, 0), CHAN5G(44, 0), | |
170 | CHAN5G(46, 0), CHAN5G(48, 0), | |
171 | CHAN5G(52, 0), CHAN5G(56, 0), | |
172 | CHAN5G(60, 0), CHAN5G(64, 0), | |
173 | CHAN5G(100, 0), CHAN5G(104, 0), | |
174 | CHAN5G(108, 0), CHAN5G(112, 0), | |
175 | CHAN5G(116, 0), CHAN5G(120, 0), | |
176 | CHAN5G(124, 0), CHAN5G(128, 0), | |
177 | CHAN5G(132, 0), CHAN5G(136, 0), | |
178 | CHAN5G(140, 0), CHAN5G(149, 0), | |
179 | CHAN5G(153, 0), CHAN5G(157, 0), | |
180 | CHAN5G(161, 0), CHAN5G(165, 0), | |
181 | CHAN5G(184, 0), CHAN5G(188, 0), | |
182 | CHAN5G(192, 0), CHAN5G(196, 0), | |
183 | CHAN5G(200, 0), CHAN5G(204, 0), | |
184 | CHAN5G(208, 0), CHAN5G(212, 0), | |
185 | CHAN5G(216, 0), | |
186 | }; | |
187 | ||
5b435de0 AS |
188 | static struct ieee80211_supported_band __wl_band_2ghz = { |
189 | .band = IEEE80211_BAND_2GHZ, | |
190 | .channels = __wl_2ghz_channels, | |
191 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
192 | .bitrates = wl_g_rates, | |
193 | .n_bitrates = wl_g_rates_size, | |
d2353679 | 194 | .ht_cap = {IEEE80211_HT_CAP_SUP_WIDTH_20_40, true}, |
5b435de0 AS |
195 | }; |
196 | ||
197 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
198 | .band = IEEE80211_BAND_5GHZ, | |
199 | .channels = __wl_5ghz_a_channels, | |
200 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
201 | .bitrates = wl_a_rates, | |
202 | .n_bitrates = wl_a_rates_size, | |
203 | }; | |
204 | ||
d48200ba HM |
205 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
206 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
207 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
208 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
209 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
210 | * domain are to be done here. |
211 | */ | |
212 | static const struct ieee80211_regdomain brcmf_regdom = { | |
213 | .n_reg_rules = 4, | |
214 | .alpha2 = "99", | |
215 | .reg_rules = { | |
216 | /* IEEE 802.11b/g, channels 1..11 */ | |
217 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
218 | /* If any */ | |
219 | /* IEEE 802.11 channel 14 - Only JP enables | |
220 | * this and for 802.11b only | |
221 | */ | |
222 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
223 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 224 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 225 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 226 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
227 | }; |
228 | ||
229 | static const u32 __wl_cipher_suites[] = { | |
230 | WLAN_CIPHER_SUITE_WEP40, | |
231 | WLAN_CIPHER_SUITE_WEP104, | |
232 | WLAN_CIPHER_SUITE_TKIP, | |
233 | WLAN_CIPHER_SUITE_CCMP, | |
234 | WLAN_CIPHER_SUITE_AES_CMAC, | |
235 | }; | |
236 | ||
1a873342 HM |
237 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
238 | struct brcmf_vs_tlv { | |
239 | u8 id; | |
240 | u8 len; | |
241 | u8 oui[3]; | |
242 | u8 oui_type; | |
243 | }; | |
244 | ||
245 | struct parsed_vndr_ie_info { | |
246 | u8 *ie_ptr; | |
247 | u32 ie_len; /* total length including id & length field */ | |
248 | struct brcmf_vs_tlv vndrie; | |
249 | }; | |
250 | ||
251 | struct parsed_vndr_ies { | |
252 | u32 count; | |
9f440b7b | 253 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
254 | }; |
255 | ||
68ca395f HM |
256 | static int brcmf_roamoff; |
257 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
258 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
259 | ||
ef6ac17a AB |
260 | /* Quarter dBm units to mW |
261 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
262 | * Table is offset so the last entry is largest mW value that fits in | |
263 | * a u16. | |
264 | */ | |
265 | ||
266 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
267 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
268 | ||
269 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
270 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
271 | */ | |
272 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
273 | ||
274 | /* Largest mW value that will round down to the last table entry, | |
275 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
276 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
277 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
278 | */ | |
279 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
280 | ||
281 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
282 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
283 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
284 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
285 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
286 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
287 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
288 | }; | |
289 | ||
290 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
291 | { | |
292 | uint factor = 1; | |
293 | int idx = qdbm - QDBM_OFFSET; | |
294 | ||
295 | if (idx >= QDBM_TABLE_LEN) | |
296 | /* clamp to max u16 mW value */ | |
297 | return 0xFFFF; | |
298 | ||
299 | /* scale the qdBm index up to the range of the table 0-40 | |
300 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
301 | */ | |
302 | while (idx < 0) { | |
303 | idx += 40; | |
304 | factor *= 10; | |
305 | } | |
306 | ||
307 | /* return the mW value scaled down to the correct factor of 10, | |
308 | * adding in factor/2 to get proper rounding. | |
309 | */ | |
310 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
311 | } | |
312 | ||
313 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
314 | { | |
315 | u8 qdbm; | |
316 | int offset; | |
317 | uint mw_uint = mw; | |
318 | uint boundary; | |
319 | ||
320 | /* handle boundary case */ | |
321 | if (mw_uint <= 1) | |
322 | return 0; | |
323 | ||
324 | offset = QDBM_OFFSET; | |
325 | ||
326 | /* move mw into the range of the table */ | |
327 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
328 | mw_uint *= 10; | |
329 | offset -= 40; | |
330 | } | |
331 | ||
332 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
333 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
334 | nqdBm_to_mW_map[qdbm]) / 2; | |
335 | if (mw_uint < boundary) | |
336 | break; | |
337 | } | |
338 | ||
339 | qdbm += (u8) offset; | |
340 | ||
341 | return qdbm; | |
342 | } | |
343 | ||
5a394eba AS |
344 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
345 | struct cfg80211_chan_def *ch) | |
600a897d AS |
346 | { |
347 | struct brcmu_chan ch_inf; | |
348 | s32 primary_offset; | |
349 | ||
350 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
351 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
352 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
353 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
354 | switch (ch->width) { | |
355 | case NL80211_CHAN_WIDTH_20: | |
356 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
357 | WARN_ON(primary_offset != 0); | |
358 | break; | |
359 | case NL80211_CHAN_WIDTH_40: | |
360 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
361 | if (primary_offset < 0) | |
362 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
363 | else | |
364 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
365 | break; | |
366 | case NL80211_CHAN_WIDTH_80: | |
367 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
368 | if (primary_offset < 0) { | |
369 | if (primary_offset < -CH_10MHZ_APART) | |
370 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
371 | else | |
372 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
373 | } else { | |
374 | if (primary_offset > CH_10MHZ_APART) | |
375 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
376 | else | |
377 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
378 | } | |
379 | break; | |
380 | default: | |
381 | WARN_ON_ONCE(1); | |
382 | } | |
383 | switch (ch->chan->band) { | |
384 | case IEEE80211_BAND_2GHZ: | |
385 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
386 | break; | |
387 | case IEEE80211_BAND_5GHZ: | |
388 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
389 | break; | |
390 | default: | |
391 | WARN_ON_ONCE(1); | |
392 | } | |
393 | d11inf->encchspec(&ch_inf); | |
394 | ||
395 | return ch_inf.chspec; | |
396 | } | |
397 | ||
83cf17aa FL |
398 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
399 | struct ieee80211_channel *ch) | |
6e186166 | 400 | { |
83cf17aa | 401 | struct brcmu_chan ch_inf; |
6e186166 | 402 | |
83cf17aa FL |
403 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
404 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
405 | d11inf->encchspec(&ch_inf); | |
6e186166 | 406 | |
83cf17aa | 407 | return ch_inf.chspec; |
6e186166 AS |
408 | } |
409 | ||
89286dc9 HM |
410 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
411 | * triples, returning a pointer to the substring whose first element | |
412 | * matches tag | |
413 | */ | |
4b5800fe JB |
414 | const struct brcmf_tlv * |
415 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 416 | { |
4b5800fe JB |
417 | const struct brcmf_tlv *elt = buf; |
418 | int totlen = buflen; | |
89286dc9 HM |
419 | |
420 | /* find tagged parameter */ | |
421 | while (totlen >= TLV_HDR_LEN) { | |
422 | int len = elt->len; | |
423 | ||
424 | /* validate remaining totlen */ | |
425 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
426 | return elt; | |
427 | ||
428 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
429 | totlen -= (len + TLV_HDR_LEN); | |
430 | } | |
431 | ||
432 | return NULL; | |
433 | } | |
434 | ||
435 | /* Is any of the tlvs the expected entry? If | |
436 | * not update the tlvs buffer pointer/length. | |
437 | */ | |
438 | static bool | |
4b5800fe JB |
439 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
440 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
441 | { |
442 | /* If the contents match the OUI and the type */ | |
443 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
444 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
445 | type == ie[TLV_BODY_OFF + oui_len]) { | |
446 | return true; | |
447 | } | |
448 | ||
449 | if (tlvs == NULL) | |
450 | return false; | |
451 | /* point to the next ie */ | |
452 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
453 | /* calculate the length of the rest of the buffer */ | |
454 | *tlvs_len -= (int)(ie - *tlvs); | |
455 | /* update the pointer to the start of the buffer */ | |
456 | *tlvs = ie; | |
457 | ||
458 | return false; | |
459 | } | |
460 | ||
461 | static struct brcmf_vs_tlv * | |
4b5800fe | 462 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 463 | { |
4b5800fe | 464 | const struct brcmf_tlv *ie; |
89286dc9 HM |
465 | |
466 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 467 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
468 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
469 | return (struct brcmf_vs_tlv *)ie; | |
470 | } | |
471 | return NULL; | |
472 | } | |
473 | ||
474 | static struct brcmf_vs_tlv * | |
4b5800fe | 475 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 476 | { |
4b5800fe | 477 | const struct brcmf_tlv *ie; |
89286dc9 HM |
478 | |
479 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
480 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
481 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
482 | return (struct brcmf_vs_tlv *)ie; | |
483 | } | |
484 | return NULL; | |
485 | } | |
486 | ||
487 | ||
5b435de0 AS |
488 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
489 | struct brcmf_wsec_key_le *key_le) | |
490 | { | |
491 | key_le->index = cpu_to_le32(key->index); | |
492 | key_le->len = cpu_to_le32(key->len); | |
493 | key_le->algo = cpu_to_le32(key->algo); | |
494 | key_le->flags = cpu_to_le32(key->flags); | |
495 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
496 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
497 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
498 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
499 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
500 | } | |
501 | ||
f09d0c02 | 502 | static int |
2eaba7e8 | 503 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
504 | { |
505 | int err; | |
506 | struct brcmf_wsec_key_le key_le; | |
507 | ||
508 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 509 | |
81f5dcb8 HM |
510 | brcmf_netdev_wait_pend8021x(ndev); |
511 | ||
ac24be6f | 512 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 513 | sizeof(key_le)); |
f09d0c02 | 514 | |
5b435de0 | 515 | if (err) |
57d6e91a | 516 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
517 | return err; |
518 | } | |
519 | ||
b3657453 HM |
520 | static s32 |
521 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
522 | { | |
523 | s32 err; | |
524 | u32 mode; | |
525 | ||
526 | if (enable) | |
527 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
528 | else | |
529 | mode = 0; | |
530 | ||
531 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
532 | /* is simply not supported and err 0 will be returned */ | |
533 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
534 | if (err) { | |
535 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
536 | mode, err); | |
537 | err = 0; | |
538 | } else { | |
539 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
540 | if (err) { | |
541 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
542 | enable, err); | |
543 | err = 0; | |
544 | } else | |
545 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
546 | enable, mode); | |
547 | } | |
548 | ||
549 | return err; | |
550 | } | |
551 | ||
967fe2c8 AS |
552 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
553 | { | |
554 | enum nl80211_iftype iftype; | |
555 | ||
556 | iftype = vif->wdev.iftype; | |
557 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
558 | } | |
559 | ||
560 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
561 | { | |
562 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
563 | } | |
564 | ||
9f440b7b AS |
565 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
566 | const char *name, | |
567 | enum nl80211_iftype type, | |
568 | u32 *flags, | |
569 | struct vif_params *params) | |
570 | { | |
571 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); | |
572 | switch (type) { | |
573 | case NL80211_IFTYPE_ADHOC: | |
574 | case NL80211_IFTYPE_STATION: | |
575 | case NL80211_IFTYPE_AP: | |
576 | case NL80211_IFTYPE_AP_VLAN: | |
577 | case NL80211_IFTYPE_WDS: | |
578 | case NL80211_IFTYPE_MONITOR: | |
579 | case NL80211_IFTYPE_MESH_POINT: | |
580 | return ERR_PTR(-EOPNOTSUPP); | |
581 | case NL80211_IFTYPE_P2P_CLIENT: | |
582 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 583 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
584 | return brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
585 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
586 | default: |
587 | return ERR_PTR(-EINVAL); | |
588 | } | |
589 | } | |
590 | ||
f96aa07e | 591 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 592 | { |
5f4f9f11 AS |
593 | s32 err = 0; |
594 | ||
595 | if (check_vif_up(ifp->vif)) { | |
596 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
597 | if (err) { | |
598 | brcmf_err("fail to set mpc\n"); | |
599 | return; | |
600 | } | |
601 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
602 | } | |
603 | } | |
604 | ||
a0f472ac AS |
605 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
606 | struct brcmf_if *ifp, bool aborted, | |
607 | bool fw_abort) | |
5f4f9f11 AS |
608 | { |
609 | struct brcmf_scan_params_le params_le; | |
610 | struct cfg80211_scan_request *scan_request; | |
611 | s32 err = 0; | |
612 | ||
613 | brcmf_dbg(SCAN, "Enter\n"); | |
614 | ||
615 | /* clear scan request, because the FW abort can cause a second call */ | |
616 | /* to this functon and might cause a double cfg80211_scan_done */ | |
617 | scan_request = cfg->scan_request; | |
618 | cfg->scan_request = NULL; | |
619 | ||
620 | if (timer_pending(&cfg->escan_timeout)) | |
621 | del_timer_sync(&cfg->escan_timeout); | |
622 | ||
623 | if (fw_abort) { | |
624 | /* Do a scan abort to stop the driver's scan engine */ | |
625 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
626 | memset(¶ms_le, 0, sizeof(params_le)); | |
627 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
628 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
629 | params_le.scan_type = 0; | |
630 | params_le.channel_num = cpu_to_le32(1); | |
631 | params_le.nprobes = cpu_to_le32(1); | |
632 | params_le.active_time = cpu_to_le32(-1); | |
633 | params_le.passive_time = cpu_to_le32(-1); | |
634 | params_le.home_time = cpu_to_le32(-1); | |
635 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
636 | params_le.channel_list[0] = cpu_to_le16(-1); | |
637 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 638 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
639 | ¶ms_le, sizeof(params_le)); |
640 | if (err) | |
641 | brcmf_err("Scan abort failed\n"); | |
642 | } | |
0f0fe990 AS |
643 | |
644 | brcmf_set_mpc(ifp, 1); | |
645 | ||
5f4f9f11 AS |
646 | /* |
647 | * e-scan can be initiated by scheduled scan | |
648 | * which takes precedence. | |
649 | */ | |
650 | if (cfg->sched_escan) { | |
651 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
652 | cfg->sched_escan = false; | |
653 | if (!aborted) | |
654 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
655 | } else if (scan_request) { |
656 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
657 | aborted ? "Aborted" : "Done"); | |
658 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 659 | } |
6eda4e2c HM |
660 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
661 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
662 | |
663 | return err; | |
664 | } | |
665 | ||
9f440b7b AS |
666 | static |
667 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
668 | { | |
5f4f9f11 AS |
669 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
670 | struct net_device *ndev = wdev->netdev; | |
671 | ||
672 | /* vif event pending in firmware */ | |
673 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
674 | return -EBUSY; | |
675 | ||
676 | if (ndev) { | |
677 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
678 | cfg->escan_info.ifp == netdev_priv(ndev)) |
679 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
680 | true, true); | |
5f4f9f11 AS |
681 | |
682 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
683 | } | |
684 | ||
9f440b7b AS |
685 | switch (wdev->iftype) { |
686 | case NL80211_IFTYPE_ADHOC: | |
687 | case NL80211_IFTYPE_STATION: | |
688 | case NL80211_IFTYPE_AP: | |
689 | case NL80211_IFTYPE_AP_VLAN: | |
690 | case NL80211_IFTYPE_WDS: | |
691 | case NL80211_IFTYPE_MONITOR: | |
692 | case NL80211_IFTYPE_MESH_POINT: | |
693 | return -EOPNOTSUPP; | |
694 | case NL80211_IFTYPE_P2P_CLIENT: | |
695 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 696 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
697 | return brcmf_p2p_del_vif(wiphy, wdev); |
698 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
699 | default: |
700 | return -EINVAL; | |
701 | } | |
702 | return -EOPNOTSUPP; | |
703 | } | |
704 | ||
5b435de0 AS |
705 | static s32 |
706 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
707 | enum nl80211_iftype type, u32 *flags, | |
708 | struct vif_params *params) | |
709 | { | |
7a5c1f64 | 710 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 711 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 712 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 713 | s32 infra = 0; |
1a873342 | 714 | s32 ap = 0; |
5b435de0 AS |
715 | s32 err = 0; |
716 | ||
d96b801f | 717 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
718 | |
719 | switch (type) { | |
720 | case NL80211_IFTYPE_MONITOR: | |
721 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
722 | brcmf_err("type (%d) : currently we do not support this type\n", |
723 | type); | |
5b435de0 AS |
724 | return -EOPNOTSUPP; |
725 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
726 | infra = 0; |
727 | break; | |
728 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
729 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
730 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
731 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
732 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
733 | /* WAR: It is unexpected to get a change of VIF for P2P | |
734 | * IF, but it happens. The request can not be handled | |
735 | * but returning EPERM causes a crash. Returning 0 | |
736 | * without setting ieee80211_ptr->iftype causes trace | |
737 | * (WARN_ON) but it works with wpa_supplicant | |
738 | */ | |
739 | return 0; | |
740 | } | |
5b435de0 AS |
741 | infra = 1; |
742 | break; | |
1a873342 | 743 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 744 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
745 | ap = 1; |
746 | break; | |
5b435de0 AS |
747 | default: |
748 | err = -EINVAL; | |
749 | goto done; | |
750 | } | |
751 | ||
1a873342 | 752 | if (ap) { |
7a5c1f64 HM |
753 | if (type == NL80211_IFTYPE_P2P_GO) { |
754 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
755 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
756 | } | |
757 | if (!err) { | |
758 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
759 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
760 | } | |
5b435de0 | 761 | } else { |
128ce3b6 | 762 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 763 | if (err) { |
57d6e91a | 764 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
765 | err = -EAGAIN; |
766 | goto done; | |
767 | } | |
967fe2c8 | 768 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 769 | "Adhoc" : "Infra"); |
5b435de0 | 770 | } |
1a873342 | 771 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
772 | |
773 | done: | |
d96b801f | 774 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
775 | |
776 | return err; | |
777 | } | |
778 | ||
83cf17aa FL |
779 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
780 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
781 | struct cfg80211_scan_request *request) |
782 | { | |
783 | u32 n_ssids; | |
784 | u32 n_channels; | |
785 | s32 i; | |
786 | s32 offset; | |
029591f3 | 787 | u16 chanspec; |
e756af5b | 788 | char *ptr; |
029591f3 | 789 | struct brcmf_ssid_le ssid_le; |
e756af5b | 790 | |
ba40d166 | 791 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
792 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
793 | params_le->scan_type = 0; | |
794 | params_le->channel_num = 0; | |
795 | params_le->nprobes = cpu_to_le32(-1); | |
796 | params_le->active_time = cpu_to_le32(-1); | |
797 | params_le->passive_time = cpu_to_le32(-1); | |
798 | params_le->home_time = cpu_to_le32(-1); | |
799 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
800 | ||
801 | /* if request is null exit so it will be all channel broadcast scan */ | |
802 | if (!request) | |
803 | return; | |
804 | ||
805 | n_ssids = request->n_ssids; | |
806 | n_channels = request->n_channels; | |
807 | /* Copy channel array if applicable */ | |
4e8a008e AS |
808 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
809 | n_channels); | |
e756af5b HM |
810 | if (n_channels > 0) { |
811 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
812 | chanspec = channel_to_chanspec(&cfg->d11inf, |
813 | request->channels[i]); | |
4e8a008e AS |
814 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
815 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 816 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
817 | } |
818 | } else { | |
4e8a008e | 819 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
820 | } |
821 | /* Copy ssid array if applicable */ | |
4e8a008e | 822 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
823 | if (n_ssids > 0) { |
824 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
825 | n_channels * sizeof(u16); | |
826 | offset = roundup(offset, sizeof(u32)); | |
827 | ptr = (char *)params_le + offset; | |
828 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
829 | memset(&ssid_le, 0, sizeof(ssid_le)); |
830 | ssid_le.SSID_len = | |
831 | cpu_to_le32(request->ssids[i].ssid_len); | |
832 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
833 | request->ssids[i].ssid_len); | |
834 | if (!ssid_le.SSID_len) | |
4e8a008e | 835 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 836 | else |
4e8a008e AS |
837 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
838 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
839 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
840 | ptr += sizeof(ssid_le); | |
e756af5b HM |
841 | } |
842 | } else { | |
4e8a008e | 843 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 844 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
845 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
846 | params_le->ssid_le.SSID, | |
847 | request->ssids->ssid_len); | |
e756af5b HM |
848 | params_le->ssid_le.SSID_len = |
849 | cpu_to_le32(request->ssids->ssid_len); | |
850 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
851 | request->ssids->ssid_len); | |
852 | } | |
853 | } | |
854 | /* Adding mask to channel numbers */ | |
855 | params_le->channel_num = | |
856 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
857 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
858 | } | |
859 | ||
e756af5b | 860 | static s32 |
a0f472ac | 861 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
862 | struct cfg80211_scan_request *request, u16 action) |
863 | { | |
864 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
865 | offsetof(struct brcmf_escan_params_le, params_le); | |
866 | struct brcmf_escan_params_le *params; | |
867 | s32 err = 0; | |
868 | ||
4e8a008e | 869 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
870 | |
871 | if (request != NULL) { | |
872 | /* Allocate space for populating ssids in struct */ | |
873 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
874 | ||
875 | /* Allocate space for populating ssids in struct */ | |
876 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
877 | } | |
878 | ||
879 | params = kzalloc(params_size, GFP_KERNEL); | |
880 | if (!params) { | |
881 | err = -ENOMEM; | |
882 | goto exit; | |
883 | } | |
884 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 885 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
886 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
887 | params->action = cpu_to_le16(action); | |
888 | params->sync_id = cpu_to_le16(0x1234); | |
889 | ||
a0f472ac | 890 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
891 | if (err) { |
892 | if (err == -EBUSY) | |
647c9ae0 | 893 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 894 | else |
57d6e91a | 895 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
896 | } |
897 | ||
898 | kfree(params); | |
899 | exit: | |
900 | return err; | |
901 | } | |
902 | ||
903 | static s32 | |
27a68fe3 | 904 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 905 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
906 | { |
907 | s32 err; | |
81f5dcb8 | 908 | u32 passive_scan; |
e756af5b | 909 | struct brcmf_scan_results *results; |
9f440b7b | 910 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 911 | |
4e8a008e | 912 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 913 | escan->ifp = ifp; |
9f440b7b AS |
914 | escan->wiphy = wiphy; |
915 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 916 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 917 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 918 | passive_scan); |
e756af5b | 919 | if (err) { |
57d6e91a | 920 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
921 | return err; |
922 | } | |
f96aa07e | 923 | brcmf_set_mpc(ifp, 0); |
27a68fe3 | 924 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
925 | results->version = 0; |
926 | results->count = 0; | |
927 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
928 | ||
a0f472ac | 929 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 930 | if (err) |
f96aa07e | 931 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
932 | return err; |
933 | } | |
934 | ||
935 | static s32 | |
a0f472ac | 936 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
937 | struct cfg80211_scan_request *request, |
938 | struct cfg80211_ssid *this_ssid) | |
939 | { | |
a0f472ac AS |
940 | struct brcmf_if *ifp = vif->ifp; |
941 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 942 | struct cfg80211_ssid *ssids; |
f0799895 | 943 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 944 | u32 passive_scan; |
e756af5b HM |
945 | bool escan_req; |
946 | bool spec_scan; | |
947 | s32 err; | |
948 | u32 SSID_len; | |
949 | ||
4e8a008e | 950 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 951 | |
c1179033 | 952 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 953 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
954 | return -EAGAIN; |
955 | } | |
c1179033 | 956 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
957 | brcmf_err("Scanning being aborted: status (%lu)\n", |
958 | cfg->scan_status); | |
e756af5b HM |
959 | return -EAGAIN; |
960 | } | |
1687eee2 AS |
961 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
962 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
963 | cfg->scan_status); | |
964 | return -EAGAIN; | |
965 | } | |
c1179033 | 966 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 967 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
968 | return -EAGAIN; |
969 | } | |
970 | ||
0f8ffe17 | 971 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
972 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
973 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 974 | |
e756af5b | 975 | /* Arm scan timeout timer */ |
27a68fe3 | 976 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
977 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
978 | ||
979 | escan_req = false; | |
980 | if (request) { | |
981 | /* scan bss */ | |
982 | ssids = request->ssids; | |
983 | escan_req = true; | |
984 | } else { | |
985 | /* scan in ibss */ | |
986 | /* we don't do escan in ibss */ | |
987 | ssids = this_ssid; | |
988 | } | |
989 | ||
27a68fe3 | 990 | cfg->scan_request = request; |
c1179033 | 991 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 992 | if (escan_req) { |
9f440b7b | 993 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 994 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
995 | if (err) |
996 | goto scan_out; | |
997 | ||
a0f472ac | 998 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 999 | if (err) |
e756af5b HM |
1000 | goto scan_out; |
1001 | } else { | |
4e8a008e AS |
1002 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1003 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1004 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1005 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1006 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1007 | spec_scan = false; | |
1008 | if (SSID_len) { | |
1009 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1010 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1011 | spec_scan = true; | |
1012 | } else | |
4e8a008e | 1013 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1014 | |
81f5dcb8 | 1015 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1016 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1017 | passive_scan); |
e756af5b | 1018 | if (err) { |
57d6e91a | 1019 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1020 | goto scan_out; |
1021 | } | |
f96aa07e | 1022 | brcmf_set_mpc(ifp, 0); |
c1179033 | 1023 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1024 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1025 | if (err) { |
1026 | if (err == -EBUSY) | |
647c9ae0 AS |
1027 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1028 | sr->ssid_le.SSID); | |
e756af5b | 1029 | else |
57d6e91a | 1030 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1031 | |
f96aa07e | 1032 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
1033 | goto scan_out; |
1034 | } | |
1035 | } | |
1036 | ||
1037 | return 0; | |
1038 | ||
1039 | scan_out: | |
c1179033 | 1040 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1041 | if (timer_pending(&cfg->escan_timeout)) |
1042 | del_timer_sync(&cfg->escan_timeout); | |
1043 | cfg->scan_request = NULL; | |
e756af5b HM |
1044 | return err; |
1045 | } | |
1046 | ||
5b435de0 | 1047 | static s32 |
0abb5f21 | 1048 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1049 | { |
a0f472ac | 1050 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1051 | s32 err = 0; |
1052 | ||
d96b801f | 1053 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1054 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1055 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1056 | return -EIO; |
1057 | ||
a0f472ac | 1058 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1059 | |
5b435de0 | 1060 | if (err) |
57d6e91a | 1061 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1062 | |
d96b801f | 1063 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1064 | return err; |
1065 | } | |
1066 | ||
1067 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1068 | { | |
1069 | s32 err = 0; | |
1070 | ||
ac24be6f AS |
1071 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1072 | rts_threshold); | |
5b435de0 | 1073 | if (err) |
57d6e91a | 1074 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1075 | |
1076 | return err; | |
1077 | } | |
1078 | ||
1079 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1080 | { | |
1081 | s32 err = 0; | |
1082 | ||
ac24be6f AS |
1083 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1084 | frag_threshold); | |
5b435de0 | 1085 | if (err) |
57d6e91a | 1086 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1087 | |
1088 | return err; | |
1089 | } | |
1090 | ||
1091 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1092 | { | |
1093 | s32 err = 0; | |
b87e2c48 | 1094 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1095 | |
ac24be6f | 1096 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1097 | if (err) { |
57d6e91a | 1098 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1099 | return err; |
1100 | } | |
1101 | return err; | |
1102 | } | |
1103 | ||
1104 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1105 | { | |
27a68fe3 AS |
1106 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1107 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1108 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1109 | s32 err = 0; |
1110 | ||
d96b801f | 1111 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1112 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1113 | return -EIO; |
1114 | ||
1115 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1116 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1117 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1118 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1119 | if (!err) |
1120 | goto done; | |
1121 | } | |
1122 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1123 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1124 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1125 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1126 | if (!err) |
1127 | goto done; | |
1128 | } | |
1129 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1130 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1131 | cfg->conf->retry_long = wiphy->retry_long; | |
1132 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1133 | if (!err) |
1134 | goto done; | |
1135 | } | |
1136 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1137 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1138 | cfg->conf->retry_short = wiphy->retry_short; | |
1139 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1140 | if (!err) |
1141 | goto done; | |
1142 | } | |
1143 | ||
1144 | done: | |
d96b801f | 1145 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1146 | return err; |
1147 | } | |
1148 | ||
5b435de0 AS |
1149 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1150 | { | |
1151 | memset(prof, 0, sizeof(*prof)); | |
1152 | } | |
1153 | ||
903e0eee | 1154 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1155 | { |
61730d4d | 1156 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1157 | s32 err = 0; |
1158 | ||
d96b801f | 1159 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1160 | |
903e0eee | 1161 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1162 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1163 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1164 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1165 | if (err) { |
57d6e91a | 1166 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1167 | } |
903e0eee | 1168 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
43dffbc6 AS |
1169 | cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL); |
1170 | ||
5b435de0 | 1171 | } |
903e0eee | 1172 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1173 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1174 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1175 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1176 | } |
1177 | ||
1178 | static s32 | |
1179 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1180 | struct cfg80211_ibss_params *params) | |
1181 | { | |
27a68fe3 | 1182 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1183 | struct brcmf_if *ifp = netdev_priv(ndev); |
1184 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1185 | struct brcmf_join_params join_params; |
1186 | size_t join_params_size = 0; | |
1187 | s32 err = 0; | |
1188 | s32 wsec = 0; | |
1189 | s32 bcnprd; | |
1701261d | 1190 | u16 chanspec; |
5b435de0 | 1191 | |
d96b801f | 1192 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1193 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1194 | return -EIO; |
1195 | ||
1196 | if (params->ssid) | |
16886735 | 1197 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1198 | else { |
16886735 | 1199 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1200 | return -EOPNOTSUPP; |
1201 | } | |
1202 | ||
c1179033 | 1203 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1204 | |
1205 | if (params->bssid) | |
16886735 | 1206 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1207 | else |
16886735 | 1208 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1209 | |
683b6d3b | 1210 | if (params->chandef.chan) |
16886735 AS |
1211 | brcmf_dbg(CONN, "channel: %d\n", |
1212 | params->chandef.chan->center_freq); | |
5b435de0 | 1213 | else |
16886735 | 1214 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1215 | |
1216 | if (params->channel_fixed) | |
16886735 | 1217 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1218 | else |
16886735 | 1219 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1220 | |
1221 | if (params->ie && params->ie_len) | |
16886735 | 1222 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1223 | else |
16886735 | 1224 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1225 | |
1226 | if (params->beacon_interval) | |
16886735 AS |
1227 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1228 | params->beacon_interval); | |
5b435de0 | 1229 | else |
16886735 | 1230 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1231 | |
1232 | if (params->basic_rates) | |
16886735 | 1233 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1234 | else |
16886735 | 1235 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1236 | |
1237 | if (params->privacy) | |
16886735 | 1238 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1239 | else |
16886735 | 1240 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1241 | |
1242 | /* Configure Privacy for starter */ | |
1243 | if (params->privacy) | |
1244 | wsec |= WEP_ENABLED; | |
1245 | ||
c1179033 | 1246 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1247 | if (err) { |
57d6e91a | 1248 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1249 | goto done; |
1250 | } | |
1251 | ||
1252 | /* Configure Beacon Interval for starter */ | |
1253 | if (params->beacon_interval) | |
1254 | bcnprd = params->beacon_interval; | |
1255 | else | |
1256 | bcnprd = 100; | |
1257 | ||
b87e2c48 | 1258 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1259 | if (err) { |
57d6e91a | 1260 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1261 | goto done; |
1262 | } | |
1263 | ||
1264 | /* Configure required join parameter */ | |
1265 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1266 | ||
1267 | /* SSID */ | |
6c8c4f72 AS |
1268 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1269 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1270 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1271 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1272 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1273 | |
1274 | /* BSSID */ | |
1275 | if (params->bssid) { | |
1276 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1277 | join_params_size = sizeof(join_params.ssid_le) + | |
1278 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1279 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1280 | } else { |
ba40d166 | 1281 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1282 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1283 | } |
1284 | ||
5b435de0 | 1285 | /* Channel */ |
683b6d3b | 1286 | if (params->chandef.chan) { |
5b435de0 AS |
1287 | u32 target_channel; |
1288 | ||
27a68fe3 | 1289 | cfg->channel = |
5b435de0 | 1290 | ieee80211_frequency_to_channel( |
683b6d3b | 1291 | params->chandef.chan->center_freq); |
5b435de0 AS |
1292 | if (params->channel_fixed) { |
1293 | /* adding chanspec */ | |
600a897d AS |
1294 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1295 | ¶ms->chandef); | |
1701261d HM |
1296 | join_params.params_le.chanspec_list[0] = |
1297 | cpu_to_le16(chanspec); | |
1298 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1299 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1300 | } |
1301 | ||
1302 | /* set channel for starter */ | |
27a68fe3 | 1303 | target_channel = cfg->channel; |
b87e2c48 | 1304 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1305 | target_channel); |
5b435de0 | 1306 | if (err) { |
57d6e91a | 1307 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1308 | goto done; |
1309 | } | |
1310 | } else | |
27a68fe3 | 1311 | cfg->channel = 0; |
5b435de0 | 1312 | |
27a68fe3 | 1313 | cfg->ibss_starter = false; |
5b435de0 AS |
1314 | |
1315 | ||
c1179033 | 1316 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1317 | &join_params, join_params_size); |
5b435de0 | 1318 | if (err) { |
57d6e91a | 1319 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1320 | goto done; |
1321 | } | |
1322 | ||
1323 | done: | |
1324 | if (err) | |
c1179033 | 1325 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1326 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1327 | return err; |
1328 | } | |
1329 | ||
1330 | static s32 | |
1331 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1332 | { | |
0abb5f21 | 1333 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1334 | s32 err = 0; |
1335 | ||
d96b801f | 1336 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1337 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1338 | return -EIO; |
1339 | ||
903e0eee | 1340 | brcmf_link_down(ifp->vif); |
5b435de0 | 1341 | |
d96b801f | 1342 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1343 | |
1344 | return err; | |
1345 | } | |
1346 | ||
1347 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1348 | struct cfg80211_connect_params *sme) | |
1349 | { | |
6ac4f4ed | 1350 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1351 | struct brcmf_cfg80211_security *sec; |
1352 | s32 val = 0; | |
1353 | s32 err = 0; | |
1354 | ||
1355 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1356 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1357 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1358 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1359 | else | |
1360 | val = WPA_AUTH_DISABLED; | |
16886735 | 1361 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1362 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1363 | if (err) { |
57d6e91a | 1364 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1365 | return err; |
1366 | } | |
06bb123e | 1367 | sec = &profile->sec; |
5b435de0 AS |
1368 | sec->wpa_versions = sme->crypto.wpa_versions; |
1369 | return err; | |
1370 | } | |
1371 | ||
1372 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1373 | struct cfg80211_connect_params *sme) | |
1374 | { | |
6ac4f4ed | 1375 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1376 | struct brcmf_cfg80211_security *sec; |
1377 | s32 val = 0; | |
1378 | s32 err = 0; | |
1379 | ||
1380 | switch (sme->auth_type) { | |
1381 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1382 | val = 0; | |
16886735 | 1383 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1384 | break; |
1385 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1386 | val = 1; | |
16886735 | 1387 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1388 | break; |
1389 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1390 | val = 2; | |
16886735 | 1391 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1392 | break; |
1393 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1394 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1395 | default: |
1396 | val = 2; | |
57d6e91a | 1397 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1398 | break; |
1399 | } | |
1400 | ||
89286dc9 | 1401 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1402 | if (err) { |
57d6e91a | 1403 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1404 | return err; |
1405 | } | |
06bb123e | 1406 | sec = &profile->sec; |
5b435de0 AS |
1407 | sec->auth_type = sme->auth_type; |
1408 | return err; | |
1409 | } | |
1410 | ||
1411 | static s32 | |
87b7e9e2 DK |
1412 | brcmf_set_wsec_mode(struct net_device *ndev, |
1413 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1414 | { |
6ac4f4ed | 1415 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1416 | struct brcmf_cfg80211_security *sec; |
1417 | s32 pval = 0; | |
1418 | s32 gval = 0; | |
87b7e9e2 | 1419 | s32 wsec; |
5b435de0 AS |
1420 | s32 err = 0; |
1421 | ||
1422 | if (sme->crypto.n_ciphers_pairwise) { | |
1423 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1424 | case WLAN_CIPHER_SUITE_WEP40: | |
1425 | case WLAN_CIPHER_SUITE_WEP104: | |
1426 | pval = WEP_ENABLED; | |
1427 | break; | |
1428 | case WLAN_CIPHER_SUITE_TKIP: | |
1429 | pval = TKIP_ENABLED; | |
1430 | break; | |
1431 | case WLAN_CIPHER_SUITE_CCMP: | |
1432 | pval = AES_ENABLED; | |
1433 | break; | |
1434 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1435 | pval = AES_ENABLED; | |
1436 | break; | |
1437 | default: | |
57d6e91a AS |
1438 | brcmf_err("invalid cipher pairwise (%d)\n", |
1439 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1440 | return -EINVAL; |
1441 | } | |
1442 | } | |
1443 | if (sme->crypto.cipher_group) { | |
1444 | switch (sme->crypto.cipher_group) { | |
1445 | case WLAN_CIPHER_SUITE_WEP40: | |
1446 | case WLAN_CIPHER_SUITE_WEP104: | |
1447 | gval = WEP_ENABLED; | |
1448 | break; | |
1449 | case WLAN_CIPHER_SUITE_TKIP: | |
1450 | gval = TKIP_ENABLED; | |
1451 | break; | |
1452 | case WLAN_CIPHER_SUITE_CCMP: | |
1453 | gval = AES_ENABLED; | |
1454 | break; | |
1455 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1456 | gval = AES_ENABLED; | |
1457 | break; | |
1458 | default: | |
57d6e91a AS |
1459 | brcmf_err("invalid cipher group (%d)\n", |
1460 | sme->crypto.cipher_group); | |
5b435de0 AS |
1461 | return -EINVAL; |
1462 | } | |
1463 | } | |
1464 | ||
16886735 | 1465 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1466 | /* In case of privacy, but no security and WPS then simulate */ |
1467 | /* setting AES. WPS-2.0 allows no security */ | |
1468 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1469 | sme->privacy) | |
1470 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1471 | |
1472 | if (mfp) | |
1473 | wsec = pval | gval | MFP_CAPABLE; | |
1474 | else | |
1475 | wsec = pval | gval; | |
1476 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1477 | if (err) { |
57d6e91a | 1478 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1479 | return err; |
1480 | } | |
1481 | ||
06bb123e | 1482 | sec = &profile->sec; |
5b435de0 AS |
1483 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1484 | sec->cipher_group = sme->crypto.cipher_group; | |
1485 | ||
1486 | return err; | |
1487 | } | |
1488 | ||
1489 | static s32 | |
1490 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1491 | { | |
6ac4f4ed | 1492 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1493 | struct brcmf_cfg80211_security *sec; |
1494 | s32 val = 0; | |
1495 | s32 err = 0; | |
1496 | ||
1497 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1498 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1499 | "wpa_auth", &val); | |
5b435de0 | 1500 | if (err) { |
57d6e91a | 1501 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1502 | return err; |
1503 | } | |
1504 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1505 | switch (sme->crypto.akm_suites[0]) { | |
1506 | case WLAN_AKM_SUITE_8021X: | |
1507 | val = WPA_AUTH_UNSPECIFIED; | |
1508 | break; | |
1509 | case WLAN_AKM_SUITE_PSK: | |
1510 | val = WPA_AUTH_PSK; | |
1511 | break; | |
1512 | default: | |
57d6e91a AS |
1513 | brcmf_err("invalid cipher group (%d)\n", |
1514 | sme->crypto.cipher_group); | |
5b435de0 AS |
1515 | return -EINVAL; |
1516 | } | |
1517 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1518 | switch (sme->crypto.akm_suites[0]) { | |
1519 | case WLAN_AKM_SUITE_8021X: | |
1520 | val = WPA2_AUTH_UNSPECIFIED; | |
1521 | break; | |
1522 | case WLAN_AKM_SUITE_PSK: | |
1523 | val = WPA2_AUTH_PSK; | |
1524 | break; | |
1525 | default: | |
57d6e91a AS |
1526 | brcmf_err("invalid cipher group (%d)\n", |
1527 | sme->crypto.cipher_group); | |
5b435de0 AS |
1528 | return -EINVAL; |
1529 | } | |
1530 | } | |
1531 | ||
16886735 | 1532 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1533 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1534 | "wpa_auth", val); | |
5b435de0 | 1535 | if (err) { |
57d6e91a | 1536 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1537 | return err; |
1538 | } | |
1539 | } | |
06bb123e | 1540 | sec = &profile->sec; |
5b435de0 AS |
1541 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1542 | ||
1543 | return err; | |
1544 | } | |
1545 | ||
1546 | static s32 | |
f09d0c02 HM |
1547 | brcmf_set_sharedkey(struct net_device *ndev, |
1548 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1549 | { |
6ac4f4ed | 1550 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1551 | struct brcmf_cfg80211_security *sec; |
1552 | struct brcmf_wsec_key key; | |
1553 | s32 val; | |
1554 | s32 err = 0; | |
1555 | ||
16886735 | 1556 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1557 | |
a718e2fe RV |
1558 | if (sme->key_len == 0) |
1559 | return 0; | |
1560 | ||
06bb123e | 1561 | sec = &profile->sec; |
16886735 AS |
1562 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1563 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1564 | |
1565 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1566 | return 0; | |
1567 | ||
f09d0c02 HM |
1568 | if (!(sec->cipher_pairwise & |
1569 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1570 | return 0; | |
a718e2fe | 1571 | |
f09d0c02 HM |
1572 | memset(&key, 0, sizeof(key)); |
1573 | key.len = (u32) sme->key_len; | |
1574 | key.index = (u32) sme->key_idx; | |
1575 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1576 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1577 | return -EINVAL; |
1578 | } | |
1579 | memcpy(key.data, sme->key, key.len); | |
1580 | key.flags = BRCMF_PRIMARY_KEY; | |
1581 | switch (sec->cipher_pairwise) { | |
1582 | case WLAN_CIPHER_SUITE_WEP40: | |
1583 | key.algo = CRYPTO_ALGO_WEP1; | |
1584 | break; | |
1585 | case WLAN_CIPHER_SUITE_WEP104: | |
1586 | key.algo = CRYPTO_ALGO_WEP128; | |
1587 | break; | |
1588 | default: | |
57d6e91a AS |
1589 | brcmf_err("Invalid algorithm (%d)\n", |
1590 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1591 | return -EINVAL; |
1592 | } | |
1593 | /* Set the new key/index */ | |
16886735 AS |
1594 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1595 | key.len, key.index, key.algo); | |
1596 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1597 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1598 | if (err) |
1599 | return err; | |
1600 | ||
1601 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1602 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1603 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1604 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1605 | if (err) |
57d6e91a | 1606 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1607 | } |
1608 | return err; | |
1609 | } | |
1610 | ||
cbb1ec94 AS |
1611 | static |
1612 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1613 | enum nl80211_auth_type type) | |
1614 | { | |
1615 | u32 ci; | |
1616 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1617 | /* shift to ignore chip revision */ | |
1618 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1619 | switch (ci) { | |
1620 | case 43236: | |
1621 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1622 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1623 | default: | |
1624 | break; | |
1625 | } | |
1626 | } | |
1627 | return type; | |
1628 | } | |
1629 | ||
5b435de0 AS |
1630 | static s32 |
1631 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1632 | struct cfg80211_connect_params *sme) |
5b435de0 | 1633 | { |
27a68fe3 | 1634 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1635 | struct brcmf_if *ifp = netdev_priv(ndev); |
1636 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1637 | struct ieee80211_channel *chan = sme->channel; |
1638 | struct brcmf_join_params join_params; | |
1639 | size_t join_params_size; | |
4b5800fe JB |
1640 | const struct brcmf_tlv *rsn_ie; |
1641 | const struct brcmf_vs_tlv *wpa_ie; | |
1642 | const void *ie; | |
89286dc9 HM |
1643 | u32 ie_len; |
1644 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1645 | u16 chanspec; |
5b435de0 AS |
1646 | s32 err = 0; |
1647 | ||
d96b801f | 1648 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1649 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1650 | return -EIO; |
1651 | ||
1652 | if (!sme->ssid) { | |
57d6e91a | 1653 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1654 | return -EOPNOTSUPP; |
1655 | } | |
1656 | ||
89286dc9 HM |
1657 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1658 | /* A normal (non P2P) connection request setup. */ | |
1659 | ie = NULL; | |
1660 | ie_len = 0; | |
1661 | /* find the WPA_IE */ | |
1662 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1663 | if (wpa_ie) { | |
1664 | ie = wpa_ie; | |
1665 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1666 | } else { | |
1667 | /* find the RSN_IE */ | |
4b5800fe JB |
1668 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1669 | sme->ie_len, | |
89286dc9 HM |
1670 | WLAN_EID_RSN); |
1671 | if (rsn_ie) { | |
1672 | ie = rsn_ie; | |
1673 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1674 | } | |
1675 | } | |
1676 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1677 | } | |
1678 | ||
1679 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1680 | sme->ie, sme->ie_len); | |
1681 | if (err) | |
1682 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1683 | else | |
1684 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1685 | ||
c1179033 | 1686 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1687 | |
1688 | if (chan) { | |
27a68fe3 | 1689 | cfg->channel = |
5b435de0 | 1690 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1691 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1692 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1693 | cfg->channel, chan->center_freq, chanspec); | |
1694 | } else { | |
27a68fe3 | 1695 | cfg->channel = 0; |
1701261d HM |
1696 | chanspec = 0; |
1697 | } | |
5b435de0 | 1698 | |
647c9ae0 | 1699 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1700 | |
1701 | err = brcmf_set_wpa_version(ndev, sme); | |
1702 | if (err) { | |
57d6e91a | 1703 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1704 | goto done; |
1705 | } | |
1706 | ||
cbb1ec94 | 1707 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1708 | err = brcmf_set_auth_type(ndev, sme); |
1709 | if (err) { | |
57d6e91a | 1710 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1711 | goto done; |
1712 | } | |
1713 | ||
87b7e9e2 | 1714 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1715 | if (err) { |
57d6e91a | 1716 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1717 | goto done; |
1718 | } | |
1719 | ||
1720 | err = brcmf_set_key_mgmt(ndev, sme); | |
1721 | if (err) { | |
57d6e91a | 1722 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1723 | goto done; |
1724 | } | |
1725 | ||
f09d0c02 | 1726 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1727 | if (err) { |
57d6e91a | 1728 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1729 | goto done; |
1730 | } | |
1731 | ||
89286dc9 HM |
1732 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1733 | (u32)sme->ssid_len); | |
1734 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1735 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1736 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1737 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1738 | profile->ssid.SSID_len); | |
1739 | } | |
1740 | ||
1741 | /* Join with specific BSSID and cached SSID | |
1742 | * If SSID is zero join based on BSSID only | |
1743 | */ | |
1744 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1745 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1746 | if (cfg->channel) | |
1747 | join_params_size += sizeof(u16); | |
1748 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1749 | if (ext_join_params == NULL) { | |
1750 | err = -ENOMEM; | |
1751 | goto done; | |
1752 | } | |
1753 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1754 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1755 | profile->ssid.SSID_len); | |
63dd99e6 | 1756 | |
89286dc9 HM |
1757 | /* Set up join scan parameters */ |
1758 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1759 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1760 | ||
1761 | if (sme->bssid) | |
1762 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1763 | else | |
1764 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1765 | ||
1766 | if (cfg->channel) { | |
1767 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1768 | ||
1769 | ext_join_params->assoc_le.chanspec_list[0] = | |
1770 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1771 | /* Increase dwell time to receive probe response or detect |
1772 | * beacon from target AP at a noisy air only during connect | |
1773 | * command. | |
1774 | */ | |
1775 | ext_join_params->scan_le.active_time = | |
1776 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1777 | ext_join_params->scan_le.passive_time = | |
1778 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1779 | /* To sync with presence period of VSDB GO send probe request | |
1780 | * more frequently. Probe request will be stopped when it gets | |
1781 | * probe response from target AP/GO. | |
1782 | */ | |
1783 | ext_join_params->scan_le.nprobes = | |
1784 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1785 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1786 | } else { | |
1787 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1788 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1789 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1790 | } |
1791 | ||
1792 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1793 | join_params_size); | |
1794 | kfree(ext_join_params); | |
1795 | if (!err) | |
1796 | /* This is it. join command worked, we are done */ | |
1797 | goto done; | |
1798 | ||
1799 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1800 | memset(&join_params, 0, sizeof(join_params)); |
1801 | join_params_size = sizeof(join_params.ssid_le); | |
1802 | ||
6c8c4f72 | 1803 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1804 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1805 | |
89286dc9 HM |
1806 | if (sme->bssid) |
1807 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1808 | else | |
1809 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1810 | |
1701261d HM |
1811 | if (cfg->channel) { |
1812 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1813 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1814 | join_params_size += sizeof(join_params.params_le); | |
1815 | } | |
c1179033 | 1816 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1817 | &join_params, join_params_size); |
5b435de0 | 1818 | if (err) |
89286dc9 | 1819 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1820 | |
1821 | done: | |
1822 | if (err) | |
c1179033 | 1823 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1824 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1825 | return err; |
1826 | } | |
1827 | ||
1828 | static s32 | |
1829 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1830 | u16 reason_code) | |
1831 | { | |
0abb5f21 AS |
1832 | struct brcmf_if *ifp = netdev_priv(ndev); |
1833 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1834 | struct brcmf_scb_val_le scbval; |
1835 | s32 err = 0; | |
1836 | ||
d96b801f | 1837 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1838 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1839 | return -EIO; |
1840 | ||
c1179033 | 1841 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
43dffbc6 | 1842 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1843 | |
06bb123e | 1844 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1845 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1846 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1847 | &scbval, sizeof(scbval)); |
5b435de0 | 1848 | if (err) |
57d6e91a | 1849 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1850 | |
d96b801f | 1851 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1852 | return err; |
1853 | } | |
1854 | ||
1855 | static s32 | |
c8442118 | 1856 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1857 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1858 | { |
1859 | ||
27a68fe3 | 1860 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1861 | struct net_device *ndev = cfg_to_ndev(cfg); |
1862 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1863 | u16 txpwrmw; |
1864 | s32 err = 0; | |
1865 | s32 disable = 0; | |
d3f31134 | 1866 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1867 | |
d96b801f | 1868 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1869 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1870 | return -EIO; |
1871 | ||
1872 | switch (type) { | |
1873 | case NL80211_TX_POWER_AUTOMATIC: | |
1874 | break; | |
1875 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1876 | case NL80211_TX_POWER_FIXED: |
1877 | if (dbm < 0) { | |
57d6e91a | 1878 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1879 | err = -EINVAL; |
1880 | goto done; | |
1881 | } | |
1882 | break; | |
1883 | } | |
1884 | /* Make sure radio is off or on as far as software is concerned */ | |
1885 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1886 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1887 | if (err) |
57d6e91a | 1888 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1889 | |
1890 | if (dbm > 0xffff) | |
1891 | txpwrmw = 0xffff; | |
1892 | else | |
1893 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1894 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1895 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1896 | if (err) |
57d6e91a | 1897 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1898 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1899 | |
1900 | done: | |
d96b801f | 1901 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1902 | return err; |
1903 | } | |
1904 | ||
c8442118 JB |
1905 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1906 | struct wireless_dev *wdev, | |
1907 | s32 *dbm) | |
5b435de0 | 1908 | { |
27a68fe3 | 1909 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1910 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1911 | s32 txpwrdbm; |
1912 | u8 result; | |
1913 | s32 err = 0; | |
1914 | ||
d96b801f | 1915 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1916 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1917 | return -EIO; |
1918 | ||
0abb5f21 | 1919 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1920 | if (err) { |
57d6e91a | 1921 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1922 | goto done; |
1923 | } | |
1924 | ||
1925 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1926 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1927 | |
1928 | done: | |
d96b801f | 1929 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1930 | return err; |
1931 | } | |
1932 | ||
1933 | static s32 | |
1934 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1935 | u8 key_idx, bool unicast, bool multicast) | |
1936 | { | |
0abb5f21 | 1937 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1938 | u32 index; |
1939 | u32 wsec; | |
1940 | s32 err = 0; | |
1941 | ||
d96b801f | 1942 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1943 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1944 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1945 | return -EIO; |
1946 | ||
0abb5f21 | 1947 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1948 | if (err) { |
57d6e91a | 1949 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1950 | goto done; |
1951 | } | |
1952 | ||
1953 | if (wsec & WEP_ENABLED) { | |
1954 | /* Just select a new current key */ | |
1955 | index = key_idx; | |
0abb5f21 | 1956 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1957 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1958 | if (err) |
57d6e91a | 1959 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1960 | } |
1961 | done: | |
d96b801f | 1962 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1963 | return err; |
1964 | } | |
1965 | ||
1966 | static s32 | |
1967 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1968 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1969 | { | |
992f6068 | 1970 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1971 | struct brcmf_wsec_key key; |
5b435de0 | 1972 | s32 err = 0; |
992f6068 | 1973 | u8 keybuf[8]; |
5b435de0 AS |
1974 | |
1975 | memset(&key, 0, sizeof(key)); | |
1976 | key.index = (u32) key_idx; | |
1977 | /* Instead of bcast for ea address for default wep keys, | |
1978 | driver needs it to be Null */ | |
1979 | if (!is_multicast_ether_addr(mac_addr)) | |
1980 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1981 | key.len = (u32) params->key_len; | |
1982 | /* check for key index change */ | |
1983 | if (key.len == 0) { | |
1984 | /* key delete */ | |
2eaba7e8 | 1985 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1986 | if (err) |
57d6e91a | 1987 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1988 | } else { |
1989 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1990 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1991 | return -EINVAL; |
1992 | } | |
1993 | ||
16886735 | 1994 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1995 | memcpy(key.data, params->key, key.len); |
1996 | ||
967fe2c8 | 1997 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
1998 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
1999 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2000 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2001 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2002 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2003 | } | |
2004 | ||
2005 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2006 | if (params->seq && params->seq_len == 6) { | |
2007 | /* rx iv */ | |
2008 | u8 *ivptr; | |
2009 | ivptr = (u8 *) params->seq; | |
2010 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2011 | (ivptr[3] << 8) | ivptr[2]; | |
2012 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2013 | key.iv_initialized = true; | |
2014 | } | |
2015 | ||
2016 | switch (params->cipher) { | |
2017 | case WLAN_CIPHER_SUITE_WEP40: | |
2018 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2019 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2020 | break; |
2021 | case WLAN_CIPHER_SUITE_WEP104: | |
2022 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2023 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2024 | break; |
2025 | case WLAN_CIPHER_SUITE_TKIP: | |
2026 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2027 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2028 | break; |
2029 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2030 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2031 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2032 | break; |
2033 | case WLAN_CIPHER_SUITE_CCMP: | |
2034 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2035 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2036 | break; |
2037 | default: | |
57d6e91a | 2038 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2039 | return -EINVAL; |
2040 | } | |
2eaba7e8 | 2041 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 2042 | if (err) |
57d6e91a | 2043 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2044 | } |
2045 | return err; | |
2046 | } | |
2047 | ||
2048 | static s32 | |
2049 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2050 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2051 | struct key_params *params) | |
2052 | { | |
0abb5f21 | 2053 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2054 | struct brcmf_wsec_key key; |
2055 | s32 val; | |
2056 | s32 wsec; | |
2057 | s32 err = 0; | |
2058 | u8 keybuf[8]; | |
2059 | ||
d96b801f | 2060 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2061 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2062 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2063 | return -EIO; |
2064 | ||
787eb033 DK |
2065 | if (mac_addr && |
2066 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2067 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2068 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2069 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2070 | } | |
2071 | memset(&key, 0, sizeof(key)); | |
2072 | ||
2073 | key.len = (u32) params->key_len; | |
2074 | key.index = (u32) key_idx; | |
2075 | ||
2076 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2077 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2078 | err = -EINVAL; |
2079 | goto done; | |
2080 | } | |
2081 | memcpy(key.data, params->key, key.len); | |
2082 | ||
2083 | key.flags = BRCMF_PRIMARY_KEY; | |
2084 | switch (params->cipher) { | |
2085 | case WLAN_CIPHER_SUITE_WEP40: | |
2086 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2087 | val = WEP_ENABLED; |
16886735 | 2088 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2089 | break; |
2090 | case WLAN_CIPHER_SUITE_WEP104: | |
2091 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2092 | val = WEP_ENABLED; |
16886735 | 2093 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2094 | break; |
2095 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2096 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2097 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2098 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2099 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2100 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2101 | } | |
5b435de0 | 2102 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2103 | val = TKIP_ENABLED; |
16886735 | 2104 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2105 | break; |
2106 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2107 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2108 | val = AES_ENABLED; |
16886735 | 2109 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2110 | break; |
2111 | case WLAN_CIPHER_SUITE_CCMP: | |
2112 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2113 | val = AES_ENABLED; |
16886735 | 2114 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2115 | break; |
2116 | default: | |
57d6e91a | 2117 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2118 | err = -EINVAL; |
2119 | goto done; | |
2120 | } | |
2121 | ||
2eaba7e8 | 2122 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2123 | if (err) |
2124 | goto done; | |
2125 | ||
0abb5f21 | 2126 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2127 | if (err) { |
57d6e91a | 2128 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2129 | goto done; |
2130 | } | |
5b435de0 | 2131 | wsec |= val; |
0abb5f21 | 2132 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2133 | if (err) { |
57d6e91a | 2134 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2135 | goto done; |
2136 | } | |
2137 | ||
5b435de0 | 2138 | done: |
d96b801f | 2139 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2140 | return err; |
2141 | } | |
2142 | ||
2143 | static s32 | |
2144 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2145 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2146 | { | |
0abb5f21 | 2147 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2148 | struct brcmf_wsec_key key; |
2149 | s32 err = 0; | |
5b435de0 | 2150 | |
d96b801f | 2151 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2152 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2153 | return -EIO; |
2154 | ||
256c374f HM |
2155 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2156 | /* we ignore this key index in this case */ | |
57d6e91a | 2157 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2158 | return -EINVAL; |
2159 | } | |
2160 | ||
5b435de0 AS |
2161 | memset(&key, 0, sizeof(key)); |
2162 | ||
2163 | key.index = (u32) key_idx; | |
2164 | key.flags = BRCMF_PRIMARY_KEY; | |
2165 | key.algo = CRYPTO_ALGO_OFF; | |
2166 | ||
16886735 | 2167 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2168 | |
2169 | /* Set the new key/index */ | |
2eaba7e8 | 2170 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2171 | |
d96b801f | 2172 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2173 | return err; |
2174 | } | |
2175 | ||
2176 | static s32 | |
2177 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2178 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2179 | void (*callback) (void *cookie, struct key_params * params)) | |
2180 | { | |
2181 | struct key_params params; | |
0abb5f21 AS |
2182 | struct brcmf_if *ifp = netdev_priv(ndev); |
2183 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2184 | struct brcmf_cfg80211_security *sec; |
2185 | s32 wsec; | |
2186 | s32 err = 0; | |
2187 | ||
d96b801f | 2188 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2189 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2190 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2191 | return -EIO; |
2192 | ||
2193 | memset(¶ms, 0, sizeof(params)); | |
2194 | ||
0abb5f21 | 2195 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2196 | if (err) { |
57d6e91a | 2197 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2198 | /* Ignore this error, may happen during DISASSOC */ |
2199 | err = -EAGAIN; | |
2200 | goto done; | |
2201 | } | |
c5bf53a8 | 2202 | if (wsec & WEP_ENABLED) { |
06bb123e | 2203 | sec = &profile->sec; |
5b435de0 AS |
2204 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2205 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2206 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2207 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2208 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2209 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2210 | } |
c5bf53a8 | 2211 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2212 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2213 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2214 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2215 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2216 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2217 | } else { |
57d6e91a | 2218 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2219 | err = -EINVAL; |
2220 | goto done; | |
2221 | } | |
2222 | callback(cookie, ¶ms); | |
2223 | ||
2224 | done: | |
d96b801f | 2225 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2226 | return err; |
2227 | } | |
2228 | ||
2229 | static s32 | |
2230 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2231 | struct net_device *ndev, u8 key_idx) | |
2232 | { | |
647c9ae0 | 2233 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2234 | |
2235 | return -EOPNOTSUPP; | |
2236 | } | |
2237 | ||
2238 | static s32 | |
2239 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2240 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2241 | { |
0abb5f21 AS |
2242 | struct brcmf_if *ifp = netdev_priv(ndev); |
2243 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2244 | struct brcmf_scb_val_le scb_val; |
2245 | int rssi; | |
2246 | s32 rate; | |
2247 | s32 err = 0; | |
06bb123e | 2248 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2249 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2250 | u32 beacon_period; |
2251 | u32 dtim_period; | |
5b435de0 | 2252 | |
d96b801f | 2253 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2254 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2255 | return -EIO; |
2256 | ||
967fe2c8 | 2257 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2258 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2259 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2260 | &sta_info_le, |
81f5dcb8 | 2261 | sizeof(sta_info_le)); |
1a873342 | 2262 | if (err < 0) { |
57d6e91a | 2263 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2264 | goto done; |
2265 | } | |
1a873342 | 2266 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2267 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2268 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2269 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2270 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2271 | } |
d96b801f AS |
2272 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2273 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2274 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2275 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2276 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2277 | mac, bssid); | |
1a873342 HM |
2278 | err = -ENOENT; |
2279 | goto done; | |
2280 | } | |
2281 | /* Report the current tx rate */ | |
89286dc9 | 2282 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2283 | if (err) { |
57d6e91a | 2284 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2285 | goto done; |
7f6c562d | 2286 | } else { |
1a873342 HM |
2287 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2288 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2289 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2290 | } |
5b435de0 | 2291 | |
c1179033 AS |
2292 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2293 | &ifp->vif->sme_state)) { | |
1a873342 | 2294 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2295 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2296 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2297 | if (err) { |
57d6e91a | 2298 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2299 | goto done; |
2300 | } else { | |
2301 | rssi = le32_to_cpu(scb_val.val); | |
2302 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2303 | sinfo->signal = rssi; | |
16886735 | 2304 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2305 | } |
9ee66d1b HM |
2306 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2307 | &beacon_period); | |
2308 | if (err) { | |
2309 | brcmf_err("Could not get beacon period (%d)\n", | |
2310 | err); | |
2311 | goto done; | |
2312 | } else { | |
2313 | sinfo->bss_param.beacon_interval = | |
2314 | beacon_period; | |
2315 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2316 | beacon_period); | |
2317 | } | |
2318 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2319 | &dtim_period); | |
2320 | if (err) { | |
2321 | brcmf_err("Could not get DTIM period (%d)\n", | |
2322 | err); | |
2323 | goto done; | |
2324 | } else { | |
2325 | sinfo->bss_param.dtim_period = dtim_period; | |
2326 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2327 | dtim_period); | |
2328 | } | |
2329 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2330 | } |
2331 | } else | |
2332 | err = -EPERM; | |
5b435de0 | 2333 | done: |
d96b801f | 2334 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2335 | return err; |
2336 | } | |
2337 | ||
2338 | static s32 | |
2339 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2340 | bool enabled, s32 timeout) | |
2341 | { | |
2342 | s32 pm; | |
2343 | s32 err = 0; | |
27a68fe3 | 2344 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2345 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2346 | |
d96b801f | 2347 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2348 | |
2349 | /* | |
2350 | * Powersave enable/disable request is coming from the | |
2351 | * cfg80211 even before the interface is up. In that | |
2352 | * scenario, driver will be storing the power save | |
27a68fe3 | 2353 | * preference in cfg struct to apply this to |
5b435de0 AS |
2354 | * FW later while initializing the dongle |
2355 | */ | |
27a68fe3 | 2356 | cfg->pwr_save = enabled; |
ce81e317 | 2357 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2358 | |
647c9ae0 | 2359 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2360 | goto done; |
2361 | } | |
2362 | ||
2363 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2364 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2365 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2366 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2367 | pm = PM_OFF; | |
2368 | } | |
647c9ae0 | 2369 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2370 | |
c1179033 | 2371 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2372 | if (err) { |
2373 | if (err == -ENODEV) | |
57d6e91a | 2374 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2375 | else |
57d6e91a | 2376 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2377 | } |
2378 | done: | |
d96b801f | 2379 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2380 | return err; |
2381 | } | |
2382 | ||
27a68fe3 | 2383 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2384 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2385 | { |
27a68fe3 | 2386 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2387 | struct ieee80211_channel *notify_channel; |
2388 | struct cfg80211_bss *bss; | |
2389 | struct ieee80211_supported_band *band; | |
83cf17aa | 2390 | struct brcmu_chan ch; |
5b435de0 AS |
2391 | s32 err = 0; |
2392 | u16 channel; | |
2393 | u32 freq; | |
5b435de0 AS |
2394 | u16 notify_capability; |
2395 | u16 notify_interval; | |
2396 | u8 *notify_ie; | |
2397 | size_t notify_ielen; | |
2398 | s32 notify_signal; | |
2399 | ||
2400 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2401 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2402 | return 0; |
2403 | } | |
2404 | ||
83cf17aa FL |
2405 | if (!bi->ctl_ch) { |
2406 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2407 | cfg->d11inf.decchspec(&ch); | |
2408 | bi->ctl_ch = ch.chnum; | |
2409 | } | |
2410 | channel = bi->ctl_ch; | |
5b435de0 AS |
2411 | |
2412 | if (channel <= CH_MAX_2G_CHANNEL) | |
2413 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2414 | else | |
2415 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2416 | ||
2417 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2418 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2419 | ||
5b435de0 AS |
2420 | notify_capability = le16_to_cpu(bi->capability); |
2421 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2422 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2423 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2424 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2425 | ||
16886735 AS |
2426 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2427 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2428 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2429 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2430 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2431 | |
2432 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2433 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2434 | notify_ielen, notify_signal, GFP_KERNEL); |
2435 | ||
e78946e1 FL |
2436 | if (!bss) |
2437 | return -ENOMEM; | |
2438 | ||
5b112d3d | 2439 | cfg80211_put_bss(wiphy, bss); |
5b435de0 AS |
2440 | |
2441 | return err; | |
2442 | } | |
2443 | ||
6f09be0a RV |
2444 | static struct brcmf_bss_info_le * |
2445 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2446 | { | |
2447 | if (bss == NULL) | |
2448 | return list->bss_info_le; | |
2449 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2450 | le32_to_cpu(bss->length)); | |
2451 | } | |
2452 | ||
27a68fe3 | 2453 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2454 | { |
2455 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2456 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2457 | s32 err = 0; |
2458 | int i; | |
2459 | ||
27a68fe3 | 2460 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2461 | if (bss_list->count != 0 && |
2462 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2463 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2464 | bss_list->version); | |
5b435de0 AS |
2465 | return -EOPNOTSUPP; |
2466 | } | |
4e8a008e | 2467 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2468 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2469 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2470 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2471 | if (err) |
2472 | break; | |
2473 | } | |
2474 | return err; | |
2475 | } | |
2476 | ||
27a68fe3 | 2477 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2478 | struct net_device *ndev, const u8 *bssid) |
2479 | { | |
27a68fe3 | 2480 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2481 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2482 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2483 | struct ieee80211_supported_band *band; |
e78946e1 | 2484 | struct cfg80211_bss *bss; |
83cf17aa | 2485 | struct brcmu_chan ch; |
5b435de0 AS |
2486 | u8 *buf = NULL; |
2487 | s32 err = 0; | |
5b435de0 | 2488 | u32 freq; |
5b435de0 AS |
2489 | u16 notify_capability; |
2490 | u16 notify_interval; | |
2491 | u8 *notify_ie; | |
2492 | size_t notify_ielen; | |
2493 | s32 notify_signal; | |
2494 | ||
d96b801f | 2495 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2496 | |
2497 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2498 | if (buf == NULL) { | |
2499 | err = -ENOMEM; | |
2500 | goto CleanUp; | |
2501 | } | |
2502 | ||
2503 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2504 | ||
ac24be6f AS |
2505 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2506 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2507 | if (err) { |
57d6e91a | 2508 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2509 | goto CleanUp; |
2510 | } | |
2511 | ||
d34bf64f | 2512 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2513 | |
83cf17aa FL |
2514 | ch.chspec = le16_to_cpu(bi->chanspec); |
2515 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2516 | |
83cf17aa | 2517 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2518 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2519 | else | |
2520 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2521 | ||
83cf17aa | 2522 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2523 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2524 | ||
5b435de0 AS |
2525 | notify_capability = le16_to_cpu(bi->capability); |
2526 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2527 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2528 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2529 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2530 | ||
83cf17aa | 2531 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2532 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2533 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2534 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2535 | |
e78946e1 | 2536 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2537 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2538 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2539 | ||
e78946e1 FL |
2540 | if (!bss) { |
2541 | err = -ENOMEM; | |
2542 | goto CleanUp; | |
2543 | } | |
2544 | ||
5b112d3d | 2545 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2546 | |
5b435de0 AS |
2547 | CleanUp: |
2548 | ||
2549 | kfree(buf); | |
2550 | ||
d96b801f | 2551 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2552 | |
2553 | return err; | |
2554 | } | |
2555 | ||
89286dc9 HM |
2556 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2557 | struct brcmf_if *ifp) | |
1a873342 | 2558 | { |
89286dc9 | 2559 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2560 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2561 | struct brcmf_ssid *ssid; |
4b5800fe | 2562 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2563 | u16 beacon_interval; |
2564 | u8 dtim_period; | |
2565 | size_t ie_len; | |
2566 | u8 *ie; | |
2567 | s32 err = 0; | |
2568 | ||
d96b801f | 2569 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2570 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2571 | return err; |
2572 | ||
06bb123e | 2573 | ssid = &profile->ssid; |
5b435de0 | 2574 | |
27a68fe3 | 2575 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2576 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2577 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2578 | if (err) { |
57d6e91a | 2579 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2580 | goto update_bss_info_out; |
2581 | } | |
2582 | ||
27a68fe3 AS |
2583 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2584 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2585 | if (err) |
2586 | goto update_bss_info_out; | |
2587 | ||
2588 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2589 | ie_len = le32_to_cpu(bi->ie_length); | |
2590 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2591 | ||
f8e4b412 | 2592 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2593 | if (tim) |
2594 | dtim_period = tim->data[1]; | |
2595 | else { | |
2596 | /* | |
2597 | * active scan was done so we could not get dtim | |
2598 | * information out of probe response. | |
2599 | * so we speficially query dtim information to dongle. | |
2600 | */ | |
2601 | u32 var; | |
ac24be6f | 2602 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2603 | if (err) { |
57d6e91a | 2604 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2605 | goto update_bss_info_out; |
2606 | } | |
2607 | dtim_period = (u8)var; | |
2608 | } | |
2609 | ||
5b435de0 | 2610 | update_bss_info_out: |
d96b801f | 2611 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2612 | return err; |
2613 | } | |
2614 | ||
18e2f61d | 2615 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2616 | { |
27a68fe3 | 2617 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2618 | |
c1179033 | 2619 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2620 | if (cfg->scan_request) { |
108a4bee | 2621 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2622 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2623 | } |
c1179033 AS |
2624 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2625 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2626 | } |
2627 | ||
e756af5b HM |
2628 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2629 | { | |
27a68fe3 AS |
2630 | struct brcmf_cfg80211_info *cfg = |
2631 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2632 | escan_timeout_work); |
2633 | ||
a0f472ac | 2634 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2635 | } |
2636 | ||
2637 | static void brcmf_escan_timeout(unsigned long data) | |
2638 | { | |
27a68fe3 AS |
2639 | struct brcmf_cfg80211_info *cfg = |
2640 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2641 | |
27a68fe3 | 2642 | if (cfg->scan_request) { |
57d6e91a | 2643 | brcmf_err("timer expired\n"); |
f0799895 | 2644 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2645 | } |
2646 | } | |
2647 | ||
2648 | static s32 | |
83cf17aa FL |
2649 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2650 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2651 | struct brcmf_bss_info_le *bss_info_le) |
2652 | { | |
83cf17aa FL |
2653 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2654 | ||
2655 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2656 | cfg->d11inf.decchspec(&ch_bss); | |
2657 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2658 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2659 | ||
e756af5b | 2660 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2661 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2662 | bss_info_le->SSID_len == bss->SSID_len && |
2663 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2664 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2665 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2666 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2667 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2668 | ||
e756af5b HM |
2669 | /* preserve max RSSI if the measurements are |
2670 | * both on-channel or both off-channel | |
2671 | */ | |
029591f3 | 2672 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2673 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2674 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2675 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2676 | /* preserve the on-channel rssi measurement |
2677 | * if the new measurement is off channel | |
2678 | */ | |
2679 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2680 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2681 | } |
2682 | return 1; | |
2683 | } | |
2684 | return 0; | |
2685 | } | |
2686 | ||
2687 | static s32 | |
1993732e | 2688 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2689 | const struct brcmf_event_msg *e, void *data) |
2690 | { | |
1993732e | 2691 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b HM |
2692 | s32 status; |
2693 | s32 err = 0; | |
2694 | struct brcmf_escan_result_le *escan_result_le; | |
2695 | struct brcmf_bss_info_le *bss_info_le; | |
2696 | struct brcmf_bss_info_le *bss = NULL; | |
2697 | u32 bi_length; | |
2698 | struct brcmf_scan_results *list; | |
2699 | u32 i; | |
97ed15c7 | 2700 | bool aborted; |
e756af5b | 2701 | |
5c36b99a | 2702 | status = e->status; |
e756af5b | 2703 | |
a0f472ac AS |
2704 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2705 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2706 | return -EPERM; |
2707 | } | |
2708 | ||
2709 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2710 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2711 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2712 | if (!escan_result_le) { | |
57d6e91a | 2713 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2714 | goto exit; |
2715 | } | |
e756af5b | 2716 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2717 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2718 | escan_result_le->bss_count); | |
e756af5b HM |
2719 | goto exit; |
2720 | } | |
2721 | bss_info_le = &escan_result_le->bss_info_le; | |
2722 | ||
6eda4e2c HM |
2723 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2724 | goto exit; | |
2725 | ||
2726 | if (!cfg->scan_request) { | |
2727 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2728 | goto exit; | |
2729 | } | |
2730 | ||
e756af5b HM |
2731 | bi_length = le32_to_cpu(bss_info_le->length); |
2732 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2733 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2734 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2735 | bi_length); | |
e756af5b HM |
2736 | goto exit; |
2737 | } | |
2738 | ||
27a68fe3 | 2739 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2740 | BIT(NL80211_IFTYPE_ADHOC))) { |
2741 | if (le16_to_cpu(bss_info_le->capability) & | |
2742 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2743 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2744 | goto exit; |
2745 | } | |
2746 | } | |
2747 | ||
2748 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2749 | cfg->escan_info.escan_buf; |
e756af5b | 2750 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2751 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2752 | goto exit; |
2753 | } | |
2754 | ||
2755 | for (i = 0; i < list->count; i++) { | |
2756 | bss = bss ? (struct brcmf_bss_info_le *) | |
2757 | ((unsigned char *)bss + | |
2758 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2759 | if (brcmf_compare_update_same_bss(cfg, bss, |
2760 | bss_info_le)) | |
e756af5b HM |
2761 | goto exit; |
2762 | } | |
27a68fe3 | 2763 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2764 | bss_info_le, bi_length); |
2765 | list->version = le32_to_cpu(bss_info_le->version); | |
2766 | list->buflen += bi_length; | |
2767 | list->count++; | |
2768 | } else { | |
27a68fe3 | 2769 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2770 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2771 | goto exit; | |
27a68fe3 AS |
2772 | if (cfg->scan_request) { |
2773 | cfg->bss_list = (struct brcmf_scan_results *) | |
2774 | cfg->escan_info.escan_buf; | |
2775 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2776 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2777 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2778 | false); |
e756af5b | 2779 | } else |
6eda4e2c HM |
2780 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2781 | status); | |
e756af5b HM |
2782 | } |
2783 | exit: | |
2784 | return err; | |
2785 | } | |
2786 | ||
27a68fe3 | 2787 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2788 | { |
5c36b99a AS |
2789 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2790 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2791 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2792 | /* Init scan_timeout timer */ | |
2793 | init_timer(&cfg->escan_timeout); | |
2794 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2795 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2796 | INIT_WORK(&cfg->escan_timeout_work, | |
2797 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2798 | } |
2799 | ||
5addc0de | 2800 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2801 | { |
2802 | if (ms < 1000 / HZ) { | |
2803 | cond_resched(); | |
2804 | mdelay(ms); | |
2805 | } else { | |
2806 | msleep(ms); | |
2807 | } | |
2808 | } | |
2809 | ||
2810 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2811 | { | |
d96b801f | 2812 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2813 | |
5b435de0 AS |
2814 | return 0; |
2815 | } | |
2816 | ||
2817 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2818 | struct cfg80211_wowlan *wow) | |
2819 | { | |
27a68fe3 AS |
2820 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2821 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2822 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2823 | |
d96b801f | 2824 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2825 | |
2826 | /* | |
7d641072 AS |
2827 | * if the primary net_device is not READY there is nothing |
2828 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2829 | */ |
7d641072 AS |
2830 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2831 | if (!check_vif_up(vif)) | |
2832 | goto exit; | |
5b435de0 | 2833 | |
7d641072 AS |
2834 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2835 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2836 | continue; | |
5b435de0 | 2837 | /* |
7d641072 AS |
2838 | * While going to suspend if associated with AP disassociate |
2839 | * from AP to save power while system is in suspended state | |
5b435de0 | 2840 | */ |
903e0eee AS |
2841 | brcmf_link_down(vif); |
2842 | ||
2843 | /* Make sure WPA_Supplicant receives all the event | |
2844 | * generated due to DISASSOC call to the fw to keep | |
2845 | * the state fw and WPA_Supplicant state consistent | |
2846 | */ | |
2847 | brcmf_delay(500); | |
5b435de0 AS |
2848 | } |
2849 | ||
7d641072 AS |
2850 | /* end any scanning */ |
2851 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2852 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2853 | |
2854 | /* Turn off watchdog timer */ | |
f96aa07e | 2855 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2856 | |
7d641072 | 2857 | exit: |
d96b801f | 2858 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2859 | /* clear any scanning activity */ |
2860 | cfg->scan_status = 0; | |
5b435de0 AS |
2861 | return 0; |
2862 | } | |
2863 | ||
5b435de0 AS |
2864 | static __used s32 |
2865 | brcmf_update_pmklist(struct net_device *ndev, | |
2866 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2867 | { | |
2868 | int i, j; | |
40c8e95a | 2869 | int pmkid_len; |
5b435de0 | 2870 | |
40c8e95a AS |
2871 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2872 | ||
16886735 | 2873 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2874 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2875 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2876 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2877 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2878 | brcmf_dbg(CONN, "%02x\n", |
2879 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2880 | } |
2881 | ||
2882 | if (!err) | |
ac24be6f AS |
2883 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2884 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2885 | |
2886 | return err; | |
2887 | } | |
2888 | ||
2889 | static s32 | |
2890 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2891 | struct cfg80211_pmksa *pmksa) | |
2892 | { | |
27a68fe3 | 2893 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2894 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2895 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2896 | s32 err = 0; |
2897 | int i; | |
40c8e95a | 2898 | int pmkid_len; |
5b435de0 | 2899 | |
d96b801f | 2900 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2901 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2902 | return -EIO; |
2903 | ||
40c8e95a AS |
2904 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2905 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2906 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2907 | break; | |
2908 | if (i < WL_NUM_PMKIDS_MAX) { | |
2909 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2910 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2911 | if (i == pmkid_len) { |
2912 | pmkid_len++; | |
2913 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2914 | } | |
5b435de0 AS |
2915 | } else |
2916 | err = -EINVAL; | |
2917 | ||
16886735 AS |
2918 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2919 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2920 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2921 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2922 | |
27a68fe3 | 2923 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2924 | |
d96b801f | 2925 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2926 | return err; |
2927 | } | |
2928 | ||
2929 | static s32 | |
2930 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2931 | struct cfg80211_pmksa *pmksa) | |
2932 | { | |
27a68fe3 | 2933 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2934 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2935 | struct pmkid_list pmkid; |
2936 | s32 err = 0; | |
40c8e95a | 2937 | int i, pmkid_len; |
5b435de0 | 2938 | |
d96b801f | 2939 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2940 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2941 | return -EIO; |
2942 | ||
2943 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2944 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2945 | ||
16886735 AS |
2946 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2947 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2948 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2949 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2950 | |
27a68fe3 | 2951 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2952 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2953 | if (!memcmp |
27a68fe3 | 2954 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2955 | ETH_ALEN)) |
2956 | break; | |
2957 | ||
40c8e95a AS |
2958 | if ((pmkid_len > 0) |
2959 | && (i < pmkid_len)) { | |
27a68fe3 | 2960 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2961 | sizeof(struct pmkid)); |
40c8e95a | 2962 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2963 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2964 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2965 | ETH_ALEN); |
27a68fe3 AS |
2966 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2967 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2968 | WLAN_PMKID_LEN); |
2969 | } | |
27a68fe3 | 2970 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2971 | } else |
2972 | err = -EINVAL; | |
2973 | ||
27a68fe3 | 2974 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2975 | |
d96b801f | 2976 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2977 | return err; |
2978 | ||
2979 | } | |
2980 | ||
2981 | static s32 | |
2982 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2983 | { | |
27a68fe3 | 2984 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2985 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2986 | s32 err = 0; |
2987 | ||
d96b801f | 2988 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2989 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2990 | return -EIO; |
2991 | ||
27a68fe3 AS |
2992 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2993 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2994 | |
d96b801f | 2995 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2996 | return err; |
2997 | ||
2998 | } | |
2999 | ||
e5806072 AS |
3000 | /* |
3001 | * PFN result doesn't have all the info which are | |
3002 | * required by the supplicant | |
3003 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3004 | * via wl_inform_single_bss in the required format. Escan does require the | |
3005 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3006 | * cfg80211_scan_request one out of the received PNO event. | |
3007 | */ | |
3008 | static s32 | |
1993732e | 3009 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3010 | const struct brcmf_event_msg *e, void *data) |
3011 | { | |
1993732e | 3012 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3013 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3014 | struct cfg80211_scan_request *request = NULL; | |
3015 | struct cfg80211_ssid *ssid = NULL; | |
3016 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3017 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3018 | int err = 0; |
3019 | int channel_req = 0; | |
3020 | int band = 0; | |
3021 | struct brcmf_pno_scanresults_le *pfn_result; | |
3022 | u32 result_count; | |
3023 | u32 status; | |
3024 | ||
4e8a008e | 3025 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3026 | |
5c36b99a | 3027 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3028 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3029 | return 0; |
3030 | } | |
3031 | ||
3032 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3033 | result_count = le32_to_cpu(pfn_result->count); | |
3034 | status = le32_to_cpu(pfn_result->status); | |
3035 | ||
3036 | /* | |
3037 | * PFN event is limited to fit 512 bytes so we may get | |
3038 | * multiple NET_FOUND events. For now place a warning here. | |
3039 | */ | |
3040 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3041 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3042 | if (result_count > 0) { |
3043 | int i; | |
3044 | ||
3045 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3046 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3047 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3048 | if (!request || !ssid || !channel) { |
3049 | err = -ENOMEM; | |
3050 | goto out_err; | |
3051 | } | |
3052 | ||
3053 | request->wiphy = wiphy; | |
3054 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3055 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3056 | ||
3057 | for (i = 0; i < result_count; i++) { | |
3058 | netinfo = &netinfo_start[i]; | |
3059 | if (!netinfo) { | |
57d6e91a AS |
3060 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3061 | i); | |
e5806072 AS |
3062 | err = -EINVAL; |
3063 | goto out_err; | |
3064 | } | |
3065 | ||
4e8a008e AS |
3066 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3067 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3068 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3069 | ssid[i].ssid_len = netinfo->SSID_len; | |
3070 | request->n_ssids++; | |
3071 | ||
3072 | channel_req = netinfo->channel; | |
3073 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3074 | band = NL80211_BAND_2GHZ; | |
3075 | else | |
3076 | band = NL80211_BAND_5GHZ; | |
3077 | channel[i].center_freq = | |
3078 | ieee80211_channel_to_frequency(channel_req, | |
3079 | band); | |
3080 | channel[i].band = band; | |
3081 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3082 | request->channels[i] = &channel[i]; | |
3083 | request->n_channels++; | |
3084 | } | |
3085 | ||
3086 | /* assign parsed ssid array */ | |
3087 | if (request->n_ssids) | |
3088 | request->ssids = &ssid[0]; | |
3089 | ||
c1179033 | 3090 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3091 | /* Abort any on-going scan */ |
27a68fe3 | 3092 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3093 | } |
3094 | ||
c1179033 | 3095 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3096 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3097 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3098 | if (err) { |
c1179033 | 3099 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3100 | goto out_err; |
3101 | } | |
27a68fe3 AS |
3102 | cfg->sched_escan = true; |
3103 | cfg->scan_request = request; | |
e5806072 | 3104 | } else { |
57d6e91a | 3105 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3106 | goto out_err; |
3107 | } | |
3108 | ||
3109 | kfree(ssid); | |
3110 | kfree(channel); | |
3111 | kfree(request); | |
3112 | return 0; | |
3113 | ||
3114 | out_err: | |
3115 | kfree(ssid); | |
3116 | kfree(channel); | |
3117 | kfree(request); | |
3118 | cfg80211_sched_scan_stopped(wiphy); | |
3119 | return err; | |
3120 | } | |
3121 | ||
e5806072 AS |
3122 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3123 | { | |
e5806072 AS |
3124 | int ret; |
3125 | ||
3126 | /* Disable pfn */ | |
ac24be6f | 3127 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3128 | if (ret == 0) { |
3129 | /* clear pfn */ | |
ac24be6f AS |
3130 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3131 | NULL, 0); | |
e5806072 AS |
3132 | } |
3133 | if (ret < 0) | |
57d6e91a | 3134 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3135 | |
3136 | return ret; | |
3137 | } | |
3138 | ||
3139 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3140 | { | |
3141 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3142 | |
3143 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3144 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3145 | ||
3146 | /* set extra pno params */ | |
3147 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3148 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3149 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3150 | ||
3151 | /* set up pno scan fr */ | |
3152 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3153 | ||
ac24be6f AS |
3154 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3155 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3156 | } |
3157 | ||
3158 | static int | |
3159 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3160 | struct net_device *ndev, | |
3161 | struct cfg80211_sched_scan_request *request) | |
3162 | { | |
c1179033 | 3163 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3164 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3165 | struct brcmf_pno_net_param_le pfn; |
3166 | int i; | |
3167 | int ret = 0; | |
3168 | ||
dc7bdbf1 | 3169 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3170 | request->n_match_sets, request->n_ssids); |
c1179033 | 3171 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3172 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3173 | return -EAGAIN; |
3174 | } | |
1687eee2 AS |
3175 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3176 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3177 | cfg->scan_status); | |
3178 | return -EAGAIN; | |
3179 | } | |
e5806072 | 3180 | |
dc7bdbf1 | 3181 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3182 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3183 | request->n_ssids); |
e5806072 AS |
3184 | return -EINVAL; |
3185 | } | |
3186 | ||
3187 | if (request->n_ssids > 0) { | |
3188 | for (i = 0; i < request->n_ssids; i++) { | |
3189 | /* Active scan req for ssids */ | |
4e8a008e AS |
3190 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3191 | request->ssids[i].ssid); | |
e5806072 AS |
3192 | |
3193 | /* | |
3194 | * match_set ssids is a supert set of n_ssid list, | |
3195 | * so we need not add these set seperately. | |
3196 | */ | |
3197 | } | |
3198 | } | |
3199 | ||
3200 | if (request->n_match_sets > 0) { | |
3201 | /* clean up everything */ | |
3202 | ret = brcmf_dev_pno_clean(ndev); | |
3203 | if (ret < 0) { | |
57d6e91a | 3204 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3205 | return ret; |
3206 | } | |
3207 | ||
3208 | /* configure pno */ | |
3209 | ret = brcmf_dev_pno_config(ndev); | |
3210 | if (ret < 0) { | |
57d6e91a | 3211 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3212 | return -EINVAL; |
3213 | } | |
3214 | ||
3215 | /* configure each match set */ | |
3216 | for (i = 0; i < request->n_match_sets; i++) { | |
3217 | struct cfg80211_ssid *ssid; | |
3218 | u32 ssid_len; | |
3219 | ||
3220 | ssid = &request->match_sets[i].ssid; | |
3221 | ssid_len = ssid->ssid_len; | |
3222 | ||
3223 | if (!ssid_len) { | |
57d6e91a | 3224 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3225 | continue; |
3226 | } | |
3227 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3228 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3229 | pfn.wsec = cpu_to_le32(0); | |
3230 | pfn.infra = cpu_to_le32(1); | |
3231 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3232 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3233 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3234 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3235 | sizeof(pfn)); |
4e8a008e AS |
3236 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3237 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3238 | } |
3239 | /* Enable the PNO */ | |
c1179033 | 3240 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3241 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3242 | return -EINVAL; |
3243 | } | |
3244 | } else { | |
3245 | return -EINVAL; | |
3246 | } | |
3247 | ||
3248 | return 0; | |
3249 | } | |
3250 | ||
3251 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3252 | struct net_device *ndev) | |
3253 | { | |
27a68fe3 | 3254 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3255 | |
4e8a008e | 3256 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3257 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3258 | if (cfg->sched_escan) |
a0f472ac | 3259 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3260 | return 0; |
3261 | } | |
e5806072 | 3262 | |
cbaa177d | 3263 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
3264 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, |
3265 | struct wireless_dev *wdev, | |
3266 | void *data, int len) | |
cbaa177d | 3267 | { |
27a68fe3 | 3268 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3269 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3270 | struct brcmf_dcmd *dcmd = data; |
3271 | struct sk_buff *reply; | |
3272 | int ret; | |
3273 | ||
d96b801f AS |
3274 | brcmf_dbg(TRACE, "cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3275 | dcmd->buf, dcmd->len); | |
f368a5b6 HM |
3276 | |
3277 | if (dcmd->set) | |
ac24be6f AS |
3278 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3279 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3280 | else |
ac24be6f AS |
3281 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3282 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3283 | if (ret == 0) { |
3284 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3285 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3286 | ret = cfg80211_testmode_reply(reply); | |
3287 | } | |
3288 | return ret; | |
3289 | } | |
3290 | #endif | |
3291 | ||
1f170110 | 3292 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3293 | { |
3294 | s32 err; | |
3295 | ||
3296 | /* set auth */ | |
ac24be6f | 3297 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3298 | if (err < 0) { |
57d6e91a | 3299 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3300 | return err; |
3301 | } | |
3302 | /* set wsec */ | |
ac24be6f | 3303 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3304 | if (err < 0) { |
57d6e91a | 3305 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3306 | return err; |
3307 | } | |
3308 | /* set upper-layer auth */ | |
ac24be6f | 3309 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3310 | if (err < 0) { |
57d6e91a | 3311 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3312 | return err; |
3313 | } | |
3314 | ||
3315 | return 0; | |
3316 | } | |
3317 | ||
3318 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3319 | { | |
3320 | if (is_rsn_ie) | |
3321 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3322 | ||
3323 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3324 | } | |
3325 | ||
3326 | static s32 | |
4b5800fe JB |
3327 | brcmf_configure_wpaie(struct net_device *ndev, |
3328 | const struct brcmf_vs_tlv *wpa_ie, | |
3329 | bool is_rsn_ie) | |
1a873342 | 3330 | { |
ac24be6f | 3331 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3332 | u32 auth = 0; /* d11 open authentication */ |
3333 | u16 count; | |
3334 | s32 err = 0; | |
3335 | s32 len = 0; | |
3336 | u32 i; | |
3337 | u32 wsec; | |
3338 | u32 pval = 0; | |
3339 | u32 gval = 0; | |
3340 | u32 wpa_auth = 0; | |
3341 | u32 offset; | |
3342 | u8 *data; | |
3343 | u16 rsn_cap; | |
3344 | u32 wme_bss_disable; | |
3345 | ||
d96b801f | 3346 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3347 | if (wpa_ie == NULL) |
3348 | goto exit; | |
3349 | ||
3350 | len = wpa_ie->len + TLV_HDR_LEN; | |
3351 | data = (u8 *)wpa_ie; | |
619c5a9a | 3352 | offset = TLV_HDR_LEN; |
1a873342 HM |
3353 | if (!is_rsn_ie) |
3354 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3355 | else |
3356 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3357 | |
3358 | /* check for multicast cipher suite */ | |
3359 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3360 | err = -EINVAL; | |
57d6e91a | 3361 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3362 | goto exit; |
3363 | } | |
3364 | ||
3365 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3366 | err = -EINVAL; | |
57d6e91a | 3367 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3368 | goto exit; |
3369 | } | |
3370 | offset += TLV_OUI_LEN; | |
3371 | ||
3372 | /* pick up multicast cipher */ | |
3373 | switch (data[offset]) { | |
3374 | case WPA_CIPHER_NONE: | |
3375 | gval = 0; | |
3376 | break; | |
3377 | case WPA_CIPHER_WEP_40: | |
3378 | case WPA_CIPHER_WEP_104: | |
3379 | gval = WEP_ENABLED; | |
3380 | break; | |
3381 | case WPA_CIPHER_TKIP: | |
3382 | gval = TKIP_ENABLED; | |
3383 | break; | |
3384 | case WPA_CIPHER_AES_CCM: | |
3385 | gval = AES_ENABLED; | |
3386 | break; | |
3387 | default: | |
3388 | err = -EINVAL; | |
57d6e91a | 3389 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3390 | goto exit; |
3391 | } | |
3392 | ||
3393 | offset++; | |
3394 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3395 | count = data[offset] + (data[offset + 1] << 8); | |
3396 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3397 | /* Check for unicast suite(s) */ | |
3398 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3399 | err = -EINVAL; | |
57d6e91a | 3400 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3401 | goto exit; |
3402 | } | |
3403 | for (i = 0; i < count; i++) { | |
3404 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3405 | err = -EINVAL; | |
57d6e91a | 3406 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3407 | goto exit; |
3408 | } | |
3409 | offset += TLV_OUI_LEN; | |
3410 | switch (data[offset]) { | |
3411 | case WPA_CIPHER_NONE: | |
3412 | break; | |
3413 | case WPA_CIPHER_WEP_40: | |
3414 | case WPA_CIPHER_WEP_104: | |
3415 | pval |= WEP_ENABLED; | |
3416 | break; | |
3417 | case WPA_CIPHER_TKIP: | |
3418 | pval |= TKIP_ENABLED; | |
3419 | break; | |
3420 | case WPA_CIPHER_AES_CCM: | |
3421 | pval |= AES_ENABLED; | |
3422 | break; | |
3423 | default: | |
57d6e91a | 3424 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3425 | } |
3426 | offset++; | |
3427 | } | |
3428 | /* walk thru auth management suite list and pick up what we recognize */ | |
3429 | count = data[offset] + (data[offset + 1] << 8); | |
3430 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3431 | /* Check for auth key management suite(s) */ | |
3432 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3433 | err = -EINVAL; | |
57d6e91a | 3434 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3435 | goto exit; |
3436 | } | |
3437 | for (i = 0; i < count; i++) { | |
3438 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3439 | err = -EINVAL; | |
57d6e91a | 3440 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3441 | goto exit; |
3442 | } | |
3443 | offset += TLV_OUI_LEN; | |
3444 | switch (data[offset]) { | |
3445 | case RSN_AKM_NONE: | |
d96b801f | 3446 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3447 | wpa_auth |= WPA_AUTH_NONE; |
3448 | break; | |
3449 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3450 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3451 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3452 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3453 | break; | |
3454 | case RSN_AKM_PSK: | |
d96b801f | 3455 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3456 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3457 | (wpa_auth |= WPA_AUTH_PSK); | |
3458 | break; | |
3459 | default: | |
57d6e91a | 3460 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3461 | } |
3462 | offset++; | |
3463 | } | |
3464 | ||
3465 | if (is_rsn_ie) { | |
3466 | wme_bss_disable = 1; | |
3467 | if ((offset + RSN_CAP_LEN) <= len) { | |
3468 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3469 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3470 | wme_bss_disable = 0; | |
3471 | } | |
3472 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3473 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3474 | wme_bss_disable); |
1a873342 | 3475 | if (err < 0) { |
57d6e91a | 3476 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3477 | goto exit; |
3478 | } | |
3479 | } | |
3480 | /* FOR WPS , set SES_OW_ENABLED */ | |
3481 | wsec = (pval | gval | SES_OW_ENABLED); | |
3482 | ||
3483 | /* set auth */ | |
ac24be6f | 3484 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3485 | if (err < 0) { |
57d6e91a | 3486 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3487 | goto exit; |
3488 | } | |
3489 | /* set wsec */ | |
ac24be6f | 3490 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3491 | if (err < 0) { |
57d6e91a | 3492 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3493 | goto exit; |
3494 | } | |
3495 | /* set upper-layer auth */ | |
ac24be6f | 3496 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3497 | if (err < 0) { |
57d6e91a | 3498 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3499 | goto exit; |
3500 | } | |
3501 | ||
3502 | exit: | |
3503 | return err; | |
3504 | } | |
3505 | ||
3506 | static s32 | |
3082b9be | 3507 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3508 | struct parsed_vndr_ies *vndr_ies) |
3509 | { | |
3510 | s32 err = 0; | |
3511 | struct brcmf_vs_tlv *vndrie; | |
3512 | struct brcmf_tlv *ie; | |
3513 | struct parsed_vndr_ie_info *parsed_info; | |
3514 | s32 remaining_len; | |
3515 | ||
3516 | remaining_len = (s32)vndr_ie_len; | |
3517 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3518 | ||
3519 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3520 | while (ie) { | |
3521 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3522 | goto next; | |
3523 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3524 | /* len should be bigger than OUI length + one */ | |
3525 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3526 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3527 | vndrie->len); | |
1a873342 HM |
3528 | goto next; |
3529 | } | |
3530 | /* if wpa or wme ie, do not add ie */ | |
3531 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3532 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3533 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3534 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3535 | goto next; |
3536 | } | |
3537 | ||
3538 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3539 | ||
3540 | /* save vndr ie information */ | |
3541 | parsed_info->ie_ptr = (char *)vndrie; | |
3542 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3543 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3544 | ||
3545 | vndr_ies->count++; | |
3546 | ||
d96b801f AS |
3547 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3548 | parsed_info->vndrie.oui[0], | |
3549 | parsed_info->vndrie.oui[1], | |
3550 | parsed_info->vndrie.oui[2], | |
3551 | parsed_info->vndrie.oui_type); | |
1a873342 | 3552 | |
9f440b7b | 3553 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3554 | break; |
3555 | next: | |
b41fc3d7 HM |
3556 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3557 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3558 | ie = NULL; |
3559 | else | |
b41fc3d7 HM |
3560 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3561 | TLV_HDR_LEN); | |
1a873342 HM |
3562 | } |
3563 | return err; | |
3564 | } | |
3565 | ||
3566 | static u32 | |
3567 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3568 | { | |
3569 | ||
3570 | __le32 iecount_le; | |
3571 | __le32 pktflag_le; | |
3572 | ||
3573 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3574 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3575 | ||
3576 | iecount_le = cpu_to_le32(1); | |
3577 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3578 | ||
3579 | pktflag_le = cpu_to_le32(pktflag); | |
3580 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3581 | ||
3582 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3583 | ||
3584 | return ie_len + VNDR_IE_HDR_SIZE; | |
3585 | } | |
3586 | ||
1332e26e AS |
3587 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3588 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3589 | { |
1332e26e AS |
3590 | struct brcmf_if *ifp; |
3591 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3592 | s32 err = 0; |
3593 | u8 *iovar_ie_buf; | |
3594 | u8 *curr_ie_buf; | |
3595 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3596 | int mgmt_ie_buf_len; |
81118d16 | 3597 | u32 *mgmt_ie_len; |
1a873342 HM |
3598 | u32 del_add_ie_buf_len = 0; |
3599 | u32 total_ie_buf_len = 0; | |
3600 | u32 parsed_ie_buf_len = 0; | |
3601 | struct parsed_vndr_ies old_vndr_ies; | |
3602 | struct parsed_vndr_ies new_vndr_ies; | |
3603 | struct parsed_vndr_ie_info *vndrie_info; | |
3604 | s32 i; | |
3605 | u8 *ptr; | |
3e4f319d | 3606 | int remained_buf_len; |
1a873342 | 3607 | |
1332e26e AS |
3608 | if (!vif) |
3609 | return -ENODEV; | |
3610 | ifp = vif->ifp; | |
3611 | saved_ie = &vif->saved_ie; | |
3612 | ||
d96b801f | 3613 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3614 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3615 | if (!iovar_ie_buf) | |
3616 | return -ENOMEM; | |
3617 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3618 | switch (pktflag) { |
3619 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3620 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3621 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3622 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3623 | break; | |
3624 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3625 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3626 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3627 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3628 | break; | |
3629 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3630 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3631 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3632 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3633 | break; | |
3634 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3635 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3636 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3637 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3638 | break; | |
3639 | default: | |
3640 | err = -EPERM; | |
3641 | brcmf_err("not suitable type\n"); | |
3642 | goto exit; | |
1a873342 HM |
3643 | } |
3644 | ||
3645 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3646 | err = -ENOMEM; | |
57d6e91a | 3647 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3648 | goto exit; |
3649 | } | |
3650 | ||
3651 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3652 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3653 | ptr = curr_ie_buf; | |
3654 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3655 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3656 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3657 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3658 | vndrie_info->ie_len); | |
3659 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3660 | } | |
3661 | } | |
3662 | ||
b41fc3d7 | 3663 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3664 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3665 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3666 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3667 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3668 | goto exit; |
3669 | } | |
3670 | ||
3671 | /* parse old vndr_ie */ | |
3672 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3673 | ||
3674 | /* make a command to delete old ie */ | |
3675 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3676 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3677 | ||
d96b801f AS |
3678 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3679 | vndrie_info->vndrie.id, | |
3680 | vndrie_info->vndrie.len, | |
3681 | vndrie_info->vndrie.oui[0], | |
3682 | vndrie_info->vndrie.oui[1], | |
3683 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3684 | |
3685 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3686 | vndrie_info->ie_ptr, | |
3687 | vndrie_info->ie_len, | |
3688 | "del"); | |
3689 | curr_ie_buf += del_add_ie_buf_len; | |
3690 | total_ie_buf_len += del_add_ie_buf_len; | |
3691 | } | |
3692 | } | |
3693 | ||
3694 | *mgmt_ie_len = 0; | |
3695 | /* Add if there is any extra IE */ | |
3696 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3697 | ptr = mgmt_ie_buf; | |
3698 | ||
3699 | remained_buf_len = mgmt_ie_buf_len; | |
3700 | ||
3701 | /* make a command to add new ie */ | |
3702 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3703 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3704 | ||
b41fc3d7 HM |
3705 | /* verify remained buf size before copy data */ |
3706 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3707 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3708 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3709 | remained_buf_len); | |
b41fc3d7 HM |
3710 | break; |
3711 | } | |
3712 | remained_buf_len -= (vndrie_info->ie_len + | |
3713 | VNDR_IE_VSIE_OFFSET); | |
3714 | ||
d96b801f AS |
3715 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3716 | vndrie_info->vndrie.id, | |
3717 | vndrie_info->vndrie.len, | |
3718 | vndrie_info->vndrie.oui[0], | |
3719 | vndrie_info->vndrie.oui[1], | |
3720 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3721 | |
3722 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3723 | vndrie_info->ie_ptr, | |
3724 | vndrie_info->ie_len, | |
3725 | "add"); | |
1a873342 HM |
3726 | |
3727 | /* save the parsed IE in wl struct */ | |
3728 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3729 | vndrie_info->ie_len); | |
3730 | *mgmt_ie_len += vndrie_info->ie_len; | |
3731 | ||
3732 | curr_ie_buf += del_add_ie_buf_len; | |
3733 | total_ie_buf_len += del_add_ie_buf_len; | |
3734 | } | |
3735 | } | |
3736 | if (total_ie_buf_len) { | |
c1179033 | 3737 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3738 | total_ie_buf_len); |
1a873342 | 3739 | if (err) |
57d6e91a | 3740 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3741 | } |
3742 | ||
3743 | exit: | |
3744 | kfree(iovar_ie_buf); | |
3745 | return err; | |
3746 | } | |
3747 | ||
5f4f9f11 AS |
3748 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3749 | { | |
3750 | s32 pktflags[] = { | |
3751 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3752 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3753 | BRCMF_VNDR_IE_BEACON_FLAG | |
3754 | }; | |
3755 | int i; | |
3756 | ||
3757 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3758 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3759 | ||
3760 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3761 | return 0; | |
3762 | } | |
3763 | ||
a0f07959 HM |
3764 | static s32 |
3765 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3766 | struct cfg80211_beacon_data *beacon) | |
3767 | { | |
3768 | s32 err; | |
3769 | ||
3770 | /* Set Beacon IEs to FW */ | |
3771 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3772 | beacon->tail, beacon->tail_len); | |
3773 | if (err) { | |
3774 | brcmf_err("Set Beacon IE Failed\n"); | |
3775 | return err; | |
3776 | } | |
3777 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3778 | ||
3779 | /* Set Probe Response IEs to FW */ | |
3780 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3781 | beacon->proberesp_ies, | |
3782 | beacon->proberesp_ies_len); | |
3783 | if (err) | |
3784 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3785 | else | |
3786 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3787 | ||
3788 | return err; | |
3789 | } | |
3790 | ||
1a873342 HM |
3791 | static s32 |
3792 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3793 | struct cfg80211_ap_settings *settings) | |
3794 | { | |
3795 | s32 ie_offset; | |
1c9d30cf | 3796 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3797 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3798 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3799 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3800 | s32 err = -EPERM; |
4b5800fe JB |
3801 | const struct brcmf_tlv *rsn_ie; |
3802 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3803 | struct brcmf_join_params join_params; |
a0f07959 HM |
3804 | enum nl80211_iftype dev_role; |
3805 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3806 | u16 chanspec; |
1a873342 | 3807 | |
06c01585 AS |
3808 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3809 | settings->chandef.chan->hw_value, | |
3810 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3811 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3812 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3813 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3814 | settings->inactivity_timeout); | |
1a873342 | 3815 | |
426d0a56 | 3816 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3817 | |
3818 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3819 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3820 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3821 | ssid_ie = brcmf_parse_tlvs( | |
3822 | (u8 *)&settings->beacon.head[ie_offset], | |
3823 | settings->beacon.head_len - ie_offset, | |
3824 | WLAN_EID_SSID); | |
3825 | if (!ssid_ie) | |
3826 | return -EINVAL; | |
3827 | ||
3828 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3829 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3830 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3831 | } else { |
3832 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3833 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3834 | } | |
3835 | ||
f96aa07e | 3836 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3837 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3838 | |
3839 | /* find the RSN_IE */ | |
3840 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3841 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3842 | ||
3843 | /* find the WPA_IE */ | |
3844 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3845 | settings->beacon.tail_len); | |
3846 | ||
1a873342 | 3847 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3848 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3849 | if (wpa_ie != NULL) { |
3850 | /* WPA IE */ | |
34778529 | 3851 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3852 | if (err < 0) |
3853 | goto exit; | |
1a873342 HM |
3854 | } else { |
3855 | /* RSN IE */ | |
3856 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3857 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3858 | if (err < 0) |
3859 | goto exit; | |
1a873342 | 3860 | } |
1a873342 | 3861 | } else { |
d96b801f | 3862 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3863 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3864 | } |
1a873342 | 3865 | |
a0f07959 | 3866 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3867 | |
600a897d | 3868 | chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef); |
06c01585 | 3869 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); |
1c9d30cf | 3870 | if (err < 0) { |
06c01585 | 3871 | brcmf_err("Set Channel failed: chspec=%d, %d\n", chanspec, err); |
1c9d30cf HM |
3872 | goto exit; |
3873 | } | |
3874 | ||
1a873342 | 3875 | if (settings->beacon_interval) { |
ac24be6f | 3876 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3877 | settings->beacon_interval); |
1a873342 | 3878 | if (err < 0) { |
57d6e91a | 3879 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3880 | goto exit; |
3881 | } | |
3882 | } | |
3883 | if (settings->dtim_period) { | |
ac24be6f | 3884 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3885 | settings->dtim_period); |
1a873342 | 3886 | if (err < 0) { |
57d6e91a | 3887 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3888 | goto exit; |
3889 | } | |
3890 | } | |
a0f07959 HM |
3891 | |
3892 | if (dev_role == NL80211_IFTYPE_AP) { | |
3893 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3894 | if (err < 0) { | |
3895 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3896 | goto exit; | |
3897 | } | |
2880b868 | 3898 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3899 | } |
3900 | ||
a0f07959 | 3901 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3902 | if (err < 0) { |
a0f07959 | 3903 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3904 | goto exit; |
3905 | } | |
a0f07959 HM |
3906 | if (dev_role == NL80211_IFTYPE_AP) { |
3907 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3908 | if (err < 0) { | |
3909 | brcmf_err("setting AP mode failed %d\n", err); | |
3910 | goto exit; | |
3911 | } | |
3912 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3913 | if (err < 0) { | |
3914 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3915 | goto exit; | |
3916 | } | |
3917 | ||
3918 | memset(&join_params, 0, sizeof(join_params)); | |
3919 | /* join parameters starts with ssid */ | |
3920 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3921 | /* create softap */ | |
3922 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3923 | &join_params, sizeof(join_params)); | |
3924 | if (err < 0) { | |
3925 | brcmf_err("SET SSID error (%d)\n", err); | |
3926 | goto exit; | |
3927 | } | |
3928 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3929 | } else { | |
3930 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3931 | sizeof(ssid_le)); | |
3932 | if (err < 0) { | |
3933 | brcmf_err("setting ssid failed %d\n", err); | |
3934 | goto exit; | |
3935 | } | |
3936 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3937 | bss_enable.enable = cpu_to_le32(1); | |
3938 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3939 | sizeof(bss_enable)); | |
3940 | if (err < 0) { | |
3941 | brcmf_err("bss_enable config failed %d\n", err); | |
3942 | goto exit; | |
3943 | } | |
3944 | ||
3945 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3946 | } | |
c1179033 AS |
3947 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3948 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3949 | |
3950 | exit: | |
b3657453 | 3951 | if (err) { |
f96aa07e | 3952 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3953 | brcmf_configure_arp_offload(ifp, true); |
3954 | } | |
1a873342 HM |
3955 | return err; |
3956 | } | |
3957 | ||
3958 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3959 | { | |
c1179033 | 3960 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3961 | s32 err; |
426d0a56 | 3962 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3963 | struct brcmf_join_params join_params; |
1a873342 | 3964 | |
d96b801f | 3965 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3966 | |
426d0a56 | 3967 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3968 | /* Due to most likely deauths outstanding we sleep */ |
3969 | /* first to make sure they get processed by fw. */ | |
3970 | msleep(400); | |
5c33a942 HM |
3971 | |
3972 | memset(&join_params, 0, sizeof(join_params)); | |
3973 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3974 | &join_params, sizeof(join_params)); | |
3975 | if (err < 0) | |
3976 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3977 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3978 | if (err < 0) |
57d6e91a | 3979 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3980 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3981 | if (err < 0) | |
3982 | brcmf_err("setting AP mode failed %d\n", err); | |
3983 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3984 | if (err < 0) | |
3985 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3986 | } else { |
3987 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3988 | bss_enable.enable = cpu_to_le32(0); | |
3989 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3990 | sizeof(bss_enable)); | |
3991 | if (err < 0) | |
3992 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3993 | } |
f96aa07e | 3994 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3995 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3996 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3997 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3998 | ||
1a873342 HM |
3999 | return err; |
4000 | } | |
4001 | ||
a0f07959 HM |
4002 | static s32 |
4003 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4004 | struct cfg80211_beacon_data *info) | |
4005 | { | |
a0f07959 HM |
4006 | struct brcmf_if *ifp = netdev_priv(ndev); |
4007 | s32 err; | |
4008 | ||
4009 | brcmf_dbg(TRACE, "Enter\n"); | |
4010 | ||
a0f07959 HM |
4011 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4012 | ||
4013 | return err; | |
4014 | } | |
4015 | ||
1a873342 HM |
4016 | static int |
4017 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 4018 | const u8 *mac) |
1a873342 | 4019 | { |
a0f07959 | 4020 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4021 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4022 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4023 | s32 err; |
4024 | ||
4025 | if (!mac) | |
4026 | return -EFAULT; | |
4027 | ||
d96b801f | 4028 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 4029 | |
a0f07959 HM |
4030 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4031 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4032 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4033 | return -EIO; |
4034 | ||
4035 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
4036 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 4037 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4038 | &scbval, sizeof(scbval)); |
1a873342 | 4039 | if (err) |
57d6e91a | 4040 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4041 | |
d96b801f | 4042 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4043 | return err; |
4044 | } | |
4045 | ||
0de8aace HM |
4046 | |
4047 | static void | |
4048 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4049 | struct wireless_dev *wdev, | |
4050 | u16 frame_type, bool reg) | |
4051 | { | |
7fa2e352 | 4052 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4053 | u16 mgmt_type; |
4054 | ||
4055 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4056 | ||
4057 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4058 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4059 | if (reg) |
4060 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4061 | else | |
318a64ce | 4062 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4063 | } |
4064 | ||
4065 | ||
4066 | static int | |
4067 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4068 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4069 | { |
4070 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4071 | struct ieee80211_channel *chan = params->chan; |
4072 | const u8 *buf = params->buf; | |
4073 | size_t len = params->len; | |
0de8aace HM |
4074 | const struct ieee80211_mgmt *mgmt; |
4075 | struct brcmf_cfg80211_vif *vif; | |
4076 | s32 err = 0; | |
4077 | s32 ie_offset; | |
4078 | s32 ie_len; | |
18e2f61d HM |
4079 | struct brcmf_fil_action_frame_le *action_frame; |
4080 | struct brcmf_fil_af_params_le *af_params; | |
4081 | bool ack; | |
4082 | s32 chan_nr; | |
c2ff8cad | 4083 | u32 freq; |
0de8aace HM |
4084 | |
4085 | brcmf_dbg(TRACE, "Enter\n"); | |
4086 | ||
4087 | *cookie = 0; | |
4088 | ||
4089 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4090 | ||
a0f07959 HM |
4091 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4092 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4093 | return -EPERM; | |
4094 | } | |
0de8aace | 4095 | |
c2ff8cad AQ |
4096 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4097 | ||
a0f07959 HM |
4098 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4099 | /* Right now the only reason to get a probe response */ | |
4100 | /* is for p2p listen response or for p2p GO from */ | |
4101 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4102 | /* on primary ndev, while dongle wants it on the p2p */ | |
4103 | /* vif. Since this is only reason for a probe */ | |
4104 | /* response to be sent, the vif is taken from cfg. */ | |
4105 | /* If ever desired to send proberesp for non p2p */ | |
4106 | /* response then data should be checked for */ | |
4107 | /* "DIRECT-". Note in future supplicant will take */ | |
4108 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4109 | /* is not needed anymore. */ | |
4110 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4111 | DOT11_BCN_PRB_FIXED_LEN; | |
4112 | ie_len = len - ie_offset; | |
a0f07959 | 4113 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4114 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4115 | err = brcmf_vif_set_mgmt_ie(vif, |
4116 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4117 | &buf[ie_offset], | |
4118 | ie_len); | |
4119 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4120 | GFP_KERNEL); | |
18e2f61d HM |
4121 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4122 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4123 | if (af_params == NULL) { | |
4124 | brcmf_err("unable to allocate frame\n"); | |
4125 | err = -ENOMEM; | |
4126 | goto exit; | |
4127 | } | |
4128 | action_frame = &af_params->action_frame; | |
4129 | /* Add the packet Id */ | |
4130 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4131 | /* Add BSSID */ | |
4132 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4133 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4134 | /* Add the length exepted for 802.11 header */ | |
4135 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4136 | /* Add the channel. Use the one specified as parameter if any or |
4137 | * the current one (got from the firmware) otherwise | |
4138 | */ | |
4139 | if (chan) | |
4140 | freq = chan->center_freq; | |
4141 | else | |
4142 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4143 | &freq); | |
4144 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4145 | af_params->channel = cpu_to_le32(chan_nr); |
4146 | ||
4147 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4148 | le16_to_cpu(action_frame->len)); | |
4149 | ||
4150 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4151 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4152 | |
7fa2e352 | 4153 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4154 | af_params); |
4155 | ||
4156 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4157 | GFP_KERNEL); | |
4158 | kfree(af_params); | |
a0f07959 HM |
4159 | } else { |
4160 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4161 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4162 | } |
a0f07959 | 4163 | |
18e2f61d | 4164 | exit: |
0de8aace HM |
4165 | return err; |
4166 | } | |
4167 | ||
4168 | ||
4169 | static int | |
4170 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4171 | struct wireless_dev *wdev, | |
4172 | u64 cookie) | |
4173 | { | |
4174 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4175 | struct brcmf_cfg80211_vif *vif; | |
4176 | int err = 0; | |
4177 | ||
4178 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4179 | ||
4180 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4181 | if (vif == NULL) { | |
4182 | brcmf_err("No p2p device available for probe response\n"); | |
4183 | err = -ENODEV; | |
4184 | goto exit; | |
4185 | } | |
4186 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4187 | exit: | |
4188 | return err; | |
4189 | } | |
4190 | ||
61730d4d PH |
4191 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4192 | struct wireless_dev *wdev, | |
4193 | enum nl80211_crit_proto_id proto, | |
4194 | u16 duration) | |
4195 | { | |
4196 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4197 | struct brcmf_cfg80211_vif *vif; | |
4198 | ||
4199 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4200 | ||
4201 | /* only DHCP support for now */ | |
4202 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4203 | return -EINVAL; | |
4204 | ||
4205 | /* suppress and abort scanning */ | |
4206 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4207 | brcmf_abort_scanning(cfg); | |
4208 | ||
4209 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4210 | } | |
4211 | ||
4212 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4213 | struct wireless_dev *wdev) | |
4214 | { | |
4215 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4216 | struct brcmf_cfg80211_vif *vif; | |
4217 | ||
4218 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4219 | ||
4220 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4221 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4222 | } | |
4223 | ||
89c2f382 AS |
4224 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4225 | { | |
4226 | int ret; | |
4227 | ||
4228 | switch (oper) { | |
4229 | case NL80211_TDLS_DISCOVERY_REQ: | |
4230 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4231 | break; | |
4232 | case NL80211_TDLS_SETUP: | |
4233 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4234 | break; | |
4235 | case NL80211_TDLS_TEARDOWN: | |
4236 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4237 | break; | |
4238 | default: | |
4239 | brcmf_err("unsupported operation: %d\n", oper); | |
4240 | ret = -EOPNOTSUPP; | |
4241 | } | |
4242 | return ret; | |
4243 | } | |
4244 | ||
4245 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4246 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4247 | enum nl80211_tdls_operation oper) |
4248 | { | |
4249 | struct brcmf_if *ifp; | |
4250 | struct brcmf_tdls_iovar_le info; | |
4251 | int ret = 0; | |
4252 | ||
4253 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4254 | if (ret < 0) | |
4255 | return ret; | |
4256 | ||
4257 | ifp = netdev_priv(ndev); | |
4258 | memset(&info, 0, sizeof(info)); | |
4259 | info.mode = (u8)ret; | |
4260 | if (peer) | |
4261 | memcpy(info.ea, peer, ETH_ALEN); | |
4262 | ||
4263 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4264 | &info, sizeof(info)); | |
4265 | if (ret < 0) | |
4266 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4267 | ||
4268 | return ret; | |
4269 | } | |
4270 | ||
5b435de0 | 4271 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4272 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4273 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4274 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4275 | .scan = brcmf_cfg80211_scan, | |
4276 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4277 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4278 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4279 | .get_station = brcmf_cfg80211_get_station, | |
4280 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4281 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4282 | .add_key = brcmf_cfg80211_add_key, | |
4283 | .del_key = brcmf_cfg80211_del_key, | |
4284 | .get_key = brcmf_cfg80211_get_key, | |
4285 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4286 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4287 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4288 | .connect = brcmf_cfg80211_connect, |
4289 | .disconnect = brcmf_cfg80211_disconnect, | |
4290 | .suspend = brcmf_cfg80211_suspend, | |
4291 | .resume = brcmf_cfg80211_resume, | |
4292 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4293 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4294 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4295 | .start_ap = brcmf_cfg80211_start_ap, |
4296 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4297 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4298 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4299 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4300 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4301 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4302 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4303 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4304 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4305 | .start_p2p_device = brcmf_p2p_start_device, |
4306 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4307 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4308 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4309 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
e3335476 | 4310 | CFG80211_TESTMODE_CMD(brcmf_cfg80211_testmode) |
5b435de0 AS |
4311 | }; |
4312 | ||
e5806072 AS |
4313 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4314 | { | |
e5806072 AS |
4315 | /* scheduled scan settings */ |
4316 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4317 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4318 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4319 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
4320 | } |
4321 | ||
9f440b7b AS |
4322 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
4323 | { | |
dded3d53 | 4324 | .max = 2, |
9f440b7b AS |
4325 | .types = BIT(NL80211_IFTYPE_STATION) | |
4326 | BIT(NL80211_IFTYPE_ADHOC) | | |
4327 | BIT(NL80211_IFTYPE_AP) | |
4328 | }, | |
4329 | { | |
4330 | .max = 1, | |
4331 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4332 | BIT(NL80211_IFTYPE_P2P_GO) | |
4333 | }, | |
9af221b3 AS |
4334 | { |
4335 | .max = 1, | |
4336 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
4337 | } | |
9f440b7b AS |
4338 | }; |
4339 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
4340 | { | |
dded3d53 | 4341 | .max_interfaces = BRCMF_IFACE_MAX_CNT, |
1c9d30cf | 4342 | .num_different_channels = 2, |
9f440b7b AS |
4343 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), |
4344 | .limits = brcmf_iface_limits | |
4345 | } | |
4346 | }; | |
4347 | ||
0de8aace HM |
4348 | static const struct ieee80211_txrx_stypes |
4349 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
4350 | [NL80211_IFTYPE_STATION] = { | |
4351 | .tx = 0xffff, | |
4352 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4353 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4354 | }, | |
4355 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
4356 | .tx = 0xffff, | |
4357 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4358 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4359 | }, | |
4360 | [NL80211_IFTYPE_P2P_GO] = { | |
4361 | .tx = 0xffff, | |
4362 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
4363 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
4364 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
4365 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
4366 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
4367 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
4368 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
bffc61c9 AS |
4369 | }, |
4370 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
4371 | .tx = 0xffff, | |
4372 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4373 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
0de8aace HM |
4374 | } |
4375 | }; | |
4376 | ||
3eacf866 | 4377 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4378 | { |
3eacf866 | 4379 | struct wiphy *wiphy; |
5b435de0 AS |
4380 | s32 err = 0; |
4381 | ||
3eacf866 AS |
4382 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4383 | if (!wiphy) { | |
57d6e91a | 4384 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4385 | return ERR_PTR(-ENOMEM); |
4386 | } | |
4387 | set_wiphy_dev(wiphy, phydev); | |
4388 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4389 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4390 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4391 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4392 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4393 | BIT(NL80211_IFTYPE_AP) | |
4394 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
9af221b3 AS |
4395 | BIT(NL80211_IFTYPE_P2P_GO) | |
4396 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
9f440b7b AS |
4397 | wiphy->iface_combinations = brcmf_iface_combos; |
4398 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 | 4399 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
3eacf866 AS |
4400 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4401 | wiphy->cipher_suites = __wl_cipher_suites; | |
4402 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace | 4403 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6eda4e2c | 4404 | WIPHY_FLAG_OFFCHAN_TX | |
89c2f382 AS |
4405 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
4406 | WIPHY_FLAG_SUPPORTS_TDLS; | |
604bf237 DK |
4407 | if (!brcmf_roamoff) |
4408 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
0de8aace HM |
4409 | wiphy->mgmt_stypes = brcmf_txrx_stypes; |
4410 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 | 4411 | brcmf_wiphy_pno_params(wiphy); |
d48200ba | 4412 | brcmf_dbg(INFO, "Registering custom regulatory\n"); |
a2f73b6c | 4413 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
d48200ba | 4414 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); |
3eacf866 | 4415 | err = wiphy_register(wiphy); |
5b435de0 | 4416 | if (err < 0) { |
57d6e91a | 4417 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4418 | wiphy_free(wiphy); |
4419 | return ERR_PTR(err); | |
5b435de0 | 4420 | } |
3eacf866 AS |
4421 | return wiphy; |
4422 | } | |
4423 | ||
3eacf866 | 4424 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4425 | enum nl80211_iftype type, |
4426 | bool pm_block) | |
3eacf866 AS |
4427 | { |
4428 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4429 | |
33a6b157 | 4430 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4431 | sizeof(*vif)); |
3eacf866 AS |
4432 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4433 | if (!vif) | |
4434 | return ERR_PTR(-ENOMEM); | |
4435 | ||
4436 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4437 | vif->wdev.iftype = type; |
5b435de0 | 4438 | |
3eacf866 AS |
4439 | vif->pm_block = pm_block; |
4440 | vif->roam_off = -1; | |
4441 | ||
6ac4f4ed AS |
4442 | brcmf_init_prof(&vif->profile); |
4443 | ||
3eacf866 | 4444 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4445 | return vif; |
5b435de0 AS |
4446 | } |
4447 | ||
427dec5f | 4448 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4449 | { |
3eacf866 | 4450 | list_del(&vif->list); |
3eacf866 | 4451 | kfree(vif); |
5b435de0 AS |
4452 | } |
4453 | ||
9df4d542 AS |
4454 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4455 | { | |
4456 | struct brcmf_cfg80211_vif *vif; | |
4457 | struct brcmf_if *ifp; | |
4458 | ||
4459 | ifp = netdev_priv(ndev); | |
4460 | vif = ifp->vif; | |
4461 | ||
4462 | brcmf_free_vif(vif); | |
4463 | free_netdev(ndev); | |
4464 | } | |
4465 | ||
903e0eee | 4466 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4467 | { |
5c36b99a AS |
4468 | u32 event = e->event_code; |
4469 | u32 status = e->status; | |
5b435de0 AS |
4470 | |
4471 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4472 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4473 | return true; |
4474 | } | |
4475 | ||
4476 | return false; | |
4477 | } | |
4478 | ||
903e0eee | 4479 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4480 | { |
5c36b99a AS |
4481 | u32 event = e->event_code; |
4482 | u16 flags = e->flags; | |
5b435de0 | 4483 | |
68ca395f HM |
4484 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4485 | (event == BRCMF_E_DISASSOC_IND) || | |
4486 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4487 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4488 | return true; |
4489 | } | |
4490 | return false; | |
4491 | } | |
4492 | ||
27a68fe3 | 4493 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4494 | const struct brcmf_event_msg *e) |
4495 | { | |
5c36b99a AS |
4496 | u32 event = e->event_code; |
4497 | u32 status = e->status; | |
5b435de0 AS |
4498 | |
4499 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4500 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4501 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4502 | return true; |
4503 | } | |
4504 | ||
4505 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4506 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4507 | return true; |
4508 | } | |
4509 | ||
4510 | return false; | |
4511 | } | |
4512 | ||
27a68fe3 | 4513 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4514 | { |
27a68fe3 | 4515 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4516 | |
4517 | kfree(conn_info->req_ie); | |
4518 | conn_info->req_ie = NULL; | |
4519 | conn_info->req_ie_len = 0; | |
4520 | kfree(conn_info->resp_ie); | |
4521 | conn_info->resp_ie = NULL; | |
4522 | conn_info->resp_ie_len = 0; | |
4523 | } | |
4524 | ||
89286dc9 HM |
4525 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4526 | struct brcmf_if *ifp) | |
5b435de0 | 4527 | { |
c4e382d2 | 4528 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4529 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4530 | u32 req_len; |
4531 | u32 resp_len; | |
4532 | s32 err = 0; | |
4533 | ||
27a68fe3 | 4534 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4535 | |
ac24be6f AS |
4536 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4537 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4538 | if (err) { |
57d6e91a | 4539 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4540 | return err; |
4541 | } | |
c4e382d2 | 4542 | assoc_info = |
27a68fe3 | 4543 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4544 | req_len = le32_to_cpu(assoc_info->req_len); |
4545 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4546 | if (req_len) { |
ac24be6f | 4547 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4548 | cfg->extra_buf, |
4549 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4550 | if (err) { |
57d6e91a | 4551 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4552 | return err; |
4553 | } | |
4554 | conn_info->req_ie_len = req_len; | |
4555 | conn_info->req_ie = | |
27a68fe3 | 4556 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4557 | GFP_KERNEL); |
4558 | } else { | |
4559 | conn_info->req_ie_len = 0; | |
4560 | conn_info->req_ie = NULL; | |
4561 | } | |
4562 | if (resp_len) { | |
ac24be6f | 4563 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4564 | cfg->extra_buf, |
4565 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4566 | if (err) { |
57d6e91a | 4567 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4568 | return err; |
4569 | } | |
4570 | conn_info->resp_ie_len = resp_len; | |
4571 | conn_info->resp_ie = | |
27a68fe3 | 4572 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4573 | GFP_KERNEL); |
4574 | } else { | |
4575 | conn_info->resp_ie_len = 0; | |
4576 | conn_info->resp_ie = NULL; | |
4577 | } | |
16886735 AS |
4578 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4579 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4580 | |
4581 | return err; | |
4582 | } | |
4583 | ||
4584 | static s32 | |
27a68fe3 | 4585 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4586 | struct net_device *ndev, |
4587 | const struct brcmf_event_msg *e) | |
4588 | { | |
c1179033 AS |
4589 | struct brcmf_if *ifp = netdev_priv(ndev); |
4590 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4591 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4592 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4593 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4594 | struct ieee80211_supported_band *band; |
a180b83b | 4595 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4596 | struct brcmu_chan ch; |
5b435de0 AS |
4597 | u32 freq; |
4598 | s32 err = 0; | |
a180b83b | 4599 | u8 *buf; |
5b435de0 | 4600 | |
d96b801f | 4601 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4602 | |
89286dc9 | 4603 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4604 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4605 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4606 | |
a180b83b FL |
4607 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4608 | if (buf == NULL) { | |
4609 | err = -ENOMEM; | |
4610 | goto done; | |
4611 | } | |
4612 | ||
4613 | /* data sent to dongle has to be little endian */ | |
4614 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4615 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4616 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4617 | |
4618 | if (err) | |
4619 | goto done; | |
5b435de0 | 4620 | |
a180b83b | 4621 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4622 | ch.chspec = le16_to_cpu(bi->chanspec); |
4623 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4624 | |
83cf17aa | 4625 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4626 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4627 | else | |
4628 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4629 | ||
83cf17aa | 4630 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4631 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4632 | ||
a180b83b FL |
4633 | done: |
4634 | kfree(buf); | |
06bb123e | 4635 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4636 | conn_info->req_ie, conn_info->req_ie_len, |
4637 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4638 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4639 | |
c1179033 | 4640 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4641 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4642 | return err; |
4643 | } | |
4644 | ||
4645 | static s32 | |
27a68fe3 | 4646 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4647 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4648 | bool completed) | |
4649 | { | |
c1179033 AS |
4650 | struct brcmf_if *ifp = netdev_priv(ndev); |
4651 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4652 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4653 | s32 err = 0; |
4654 | ||
d96b801f | 4655 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4656 | |
c1179033 AS |
4657 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4658 | &ifp->vif->sme_state)) { | |
5b435de0 | 4659 | if (completed) { |
89286dc9 | 4660 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4661 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4662 | brcmf_update_bss_info(cfg, ifp); |
4663 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4664 | &ifp->vif->sme_state); | |
5b435de0 AS |
4665 | } |
4666 | cfg80211_connect_result(ndev, | |
06bb123e | 4667 | (u8 *)profile->bssid, |
5b435de0 AS |
4668 | conn_info->req_ie, |
4669 | conn_info->req_ie_len, | |
4670 | conn_info->resp_ie, | |
4671 | conn_info->resp_ie_len, | |
4672 | completed ? WLAN_STATUS_SUCCESS : | |
4673 | WLAN_STATUS_AUTH_TIMEOUT, | |
4674 | GFP_KERNEL); | |
16886735 AS |
4675 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4676 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4677 | } |
d96b801f | 4678 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4679 | return err; |
4680 | } | |
4681 | ||
4682 | static s32 | |
27a68fe3 | 4683 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4684 | struct net_device *ndev, |
4685 | const struct brcmf_event_msg *e, void *data) | |
4686 | { | |
7ee29602 | 4687 | static int generation; |
5c36b99a AS |
4688 | u32 event = e->event_code; |
4689 | u32 reason = e->reason; | |
1a873342 HM |
4690 | struct station_info sinfo; |
4691 | ||
16886735 | 4692 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4693 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4694 | ndev != cfg_to_ndev(cfg)) { | |
4695 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4696 | complete(&cfg->vif_disabled); | |
4697 | return 0; | |
4698 | } | |
1a873342 | 4699 | |
1a873342 | 4700 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4701 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4702 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4703 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4704 | if (!data) { | |
57d6e91a | 4705 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4706 | return -EINVAL; |
4707 | } | |
4708 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4709 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4710 | generation++; |
4711 | sinfo.generation = generation; | |
7ee29602 | 4712 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4713 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4714 | (event == BRCMF_E_DEAUTH_IND) || | |
4715 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4716 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4717 | } |
7ee29602 | 4718 | return 0; |
1a873342 HM |
4719 | } |
4720 | ||
5b435de0 | 4721 | static s32 |
1993732e | 4722 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4723 | const struct brcmf_event_msg *e, void *data) |
4724 | { | |
1993732e AS |
4725 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4726 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4727 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4728 | struct ieee80211_channel *chan; |
5b435de0 AS |
4729 | s32 err = 0; |
4730 | ||
967fe2c8 | 4731 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4732 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4733 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4734 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4735 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4736 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4737 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4738 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4739 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4740 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4741 | &ifp->vif->sme_state); | |
4742 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4743 | &ifp->vif->sme_state); | |
5b435de0 | 4744 | } else |
27a68fe3 | 4745 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4746 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4747 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4748 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4749 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4750 | } |
903e0eee | 4751 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4752 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4753 | if (ndev != cfg_to_ndev(cfg)) |
4754 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4755 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4756 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4757 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4758 | &ifp->vif->sme_state); | |
5b435de0 | 4759 | else |
27a68fe3 | 4760 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4761 | } |
4762 | ||
4763 | return err; | |
4764 | } | |
4765 | ||
4766 | static s32 | |
1993732e | 4767 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4768 | const struct brcmf_event_msg *e, void *data) |
4769 | { | |
1993732e | 4770 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5b435de0 | 4771 | s32 err = 0; |
5c36b99a AS |
4772 | u32 event = e->event_code; |
4773 | u32 status = e->status; | |
5b435de0 AS |
4774 | |
4775 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4776 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4777 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4778 | else |
1993732e | 4779 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4780 | } |
4781 | ||
4782 | return err; | |
4783 | } | |
4784 | ||
4785 | static s32 | |
1993732e | 4786 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4787 | const struct brcmf_event_msg *e, void *data) |
4788 | { | |
5c36b99a | 4789 | u16 flags = e->flags; |
5b435de0 AS |
4790 | enum nl80211_key_type key_type; |
4791 | ||
4792 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4793 | key_type = NL80211_KEYTYPE_GROUP; | |
4794 | else | |
4795 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4796 | ||
1993732e | 4797 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4798 | NULL, GFP_KERNEL); |
4799 | ||
4800 | return 0; | |
4801 | } | |
4802 | ||
d3c0b633 AS |
4803 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4804 | const struct brcmf_event_msg *e, void *data) | |
4805 | { | |
4806 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4807 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4808 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4809 | struct brcmf_cfg80211_vif *vif; | |
4810 | ||
4811 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4812 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4813 | ifevent->bssidx); | |
4814 | ||
d3c0b633 AS |
4815 | mutex_lock(&event->vif_event_lock); |
4816 | event->action = ifevent->action; | |
4817 | vif = event->vif; | |
4818 | ||
4819 | switch (ifevent->action) { | |
4820 | case BRCMF_E_IF_ADD: | |
4821 | /* waiting process may have timed out */ | |
dc4a787c WY |
4822 | if (!cfg->vif_event.vif) { |
4823 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4824 | return -EBADF; |
dc4a787c | 4825 | } |
d3c0b633 AS |
4826 | |
4827 | ifp->vif = vif; | |
4828 | vif->ifp = ifp; | |
01b8e7db AS |
4829 | if (ifp->ndev) { |
4830 | vif->wdev.netdev = ifp->ndev; | |
4831 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4832 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4833 | } | |
d3c0b633 AS |
4834 | mutex_unlock(&event->vif_event_lock); |
4835 | wake_up(&event->vif_wq); | |
4b3a89de | 4836 | return 0; |
d3c0b633 AS |
4837 | |
4838 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4839 | mutex_unlock(&event->vif_event_lock); |
4840 | /* event may not be upon user request */ | |
4841 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4842 | wake_up(&event->vif_wq); | |
4843 | return 0; | |
4844 | ||
7a5c1f64 HM |
4845 | case BRCMF_E_IF_CHANGE: |
4846 | mutex_unlock(&event->vif_event_lock); | |
4847 | wake_up(&event->vif_wq); | |
4848 | return 0; | |
4849 | ||
d3c0b633 AS |
4850 | default: |
4851 | mutex_unlock(&event->vif_event_lock); | |
4852 | break; | |
4853 | } | |
4854 | return -EINVAL; | |
4855 | } | |
4856 | ||
5b435de0 AS |
4857 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4858 | { | |
5b435de0 AS |
4859 | conf->frag_threshold = (u32)-1; |
4860 | conf->rts_threshold = (u32)-1; | |
4861 | conf->retry_short = (u32)-1; | |
4862 | conf->retry_long = (u32)-1; | |
4863 | conf->tx_power = -1; | |
4864 | } | |
4865 | ||
5c36b99a | 4866 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4867 | { |
5c36b99a AS |
4868 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4869 | brcmf_notify_connect_status); | |
4870 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4871 | brcmf_notify_connect_status); | |
4872 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4873 | brcmf_notify_connect_status); | |
4874 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4875 | brcmf_notify_connect_status); | |
4876 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4877 | brcmf_notify_connect_status); | |
4878 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4879 | brcmf_notify_connect_status); | |
4880 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4881 | brcmf_notify_roaming_status); | |
4882 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4883 | brcmf_notify_mic_status); | |
4884 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4885 | brcmf_notify_connect_status); | |
4886 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4887 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4888 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4889 | brcmf_notify_vif_event); | |
0de8aace | 4890 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4891 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4892 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4893 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4894 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4895 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4896 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4897 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4898 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4899 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4900 | } |
4901 | ||
27a68fe3 AS |
4902 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4903 | { | |
27a68fe3 AS |
4904 | kfree(cfg->conf); |
4905 | cfg->conf = NULL; | |
27a68fe3 AS |
4906 | kfree(cfg->escan_ioctl_buf); |
4907 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4908 | kfree(cfg->extra_buf); |
4909 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4910 | kfree(cfg->pmk_list); |
4911 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4912 | } |
4913 | ||
4914 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4915 | { | |
27a68fe3 AS |
4916 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4917 | if (!cfg->conf) | |
5b435de0 | 4918 | goto init_priv_mem_out; |
27a68fe3 AS |
4919 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4920 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4921 | goto init_priv_mem_out; |
27a68fe3 AS |
4922 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4923 | if (!cfg->extra_buf) | |
5b435de0 | 4924 | goto init_priv_mem_out; |
27a68fe3 AS |
4925 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4926 | if (!cfg->pmk_list) | |
5b435de0 AS |
4927 | goto init_priv_mem_out; |
4928 | ||
4929 | return 0; | |
4930 | ||
4931 | init_priv_mem_out: | |
27a68fe3 | 4932 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4933 | |
4934 | return -ENOMEM; | |
4935 | } | |
4936 | ||
27a68fe3 | 4937 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4938 | { |
4939 | s32 err = 0; | |
4940 | ||
27a68fe3 AS |
4941 | cfg->scan_request = NULL; |
4942 | cfg->pwr_save = true; | |
68ca395f HM |
4943 | cfg->active_scan = true; /* we do active scan per default */ |
4944 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 4945 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4946 | if (err) |
4947 | return err; | |
5c36b99a | 4948 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4949 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4950 | brcmf_init_escan(cfg); |
4951 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4952 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4953 | return err; |
4954 | } | |
4955 | ||
27a68fe3 | 4956 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4957 | { |
27a68fe3 | 4958 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4959 | brcmf_abort_scanning(cfg); |
4960 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4961 | } |
4962 | ||
d3c0b633 AS |
4963 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4964 | { | |
4965 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4966 | mutex_init(&event->vif_event_lock); |
4967 | } | |
4968 | ||
67b3bd4e | 4969 | static int brcmf_enable_bw40_2g(struct brcmf_if *ifp) |
d2353679 DK |
4970 | { |
4971 | struct brcmf_fil_bwcap_le band_bwcap; | |
67b3bd4e | 4972 | u32 val; |
d2353679 DK |
4973 | int err; |
4974 | ||
67b3bd4e AS |
4975 | /* verify support for bw_cap command */ |
4976 | val = WLC_BAND_5G; | |
4977 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
d2353679 | 4978 | |
67b3bd4e AS |
4979 | if (!err) { |
4980 | /* only set 2G bandwidth using bw_cap command */ | |
4981 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
03e5da15 | 4982 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); |
67b3bd4e AS |
4983 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, |
4984 | sizeof(band_bwcap)); | |
4985 | } else { | |
4986 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
4987 | val = WLC_N_BW_40ALL; | |
4988 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
4989 | } | |
d2353679 DK |
4990 | return err; |
4991 | } | |
4992 | ||
d9cb2596 AS |
4993 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4994 | struct device *busdev) | |
5b435de0 | 4995 | { |
1ed9baf0 | 4996 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4997 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4998 | struct wiphy *wiphy; |
4999 | struct brcmf_cfg80211_vif *vif; | |
5000 | struct brcmf_if *ifp; | |
5b435de0 | 5001 | s32 err = 0; |
83cf17aa | 5002 | s32 io_type; |
5b435de0 AS |
5003 | |
5004 | if (!ndev) { | |
57d6e91a | 5005 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
5006 | return NULL; |
5007 | } | |
5b435de0 | 5008 | |
3eacf866 AS |
5009 | ifp = netdev_priv(ndev); |
5010 | wiphy = brcmf_setup_wiphy(busdev); | |
5011 | if (IS_ERR(wiphy)) | |
5b435de0 | 5012 | return NULL; |
5b435de0 | 5013 | |
3eacf866 AS |
5014 | cfg = wiphy_priv(wiphy); |
5015 | cfg->wiphy = wiphy; | |
27a68fe3 | 5016 | cfg->pub = drvr; |
d3c0b633 | 5017 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
5018 | INIT_LIST_HEAD(&cfg->vif_list); |
5019 | ||
d3c0b633 | 5020 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
5021 | if (IS_ERR(vif)) { |
5022 | wiphy_free(wiphy); | |
5023 | return NULL; | |
5024 | } | |
5025 | ||
d3c0b633 AS |
5026 | vif->ifp = ifp; |
5027 | vif->wdev.netdev = ndev; | |
5028 | ndev->ieee80211_ptr = &vif->wdev; | |
5029 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
5030 | ||
27a68fe3 | 5031 | err = wl_init_priv(cfg); |
5b435de0 | 5032 | if (err) { |
57d6e91a | 5033 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
5034 | goto cfg80211_attach_out; |
5035 | } | |
3eacf866 | 5036 | ifp->vif = vif; |
2fde59d9 HM |
5037 | |
5038 | err = brcmf_p2p_attach(cfg); | |
5039 | if (err) { | |
5040 | brcmf_err("P2P initilisation failed (%d)\n", err); | |
5041 | goto cfg80211_p2p_attach_out; | |
5042 | } | |
61730d4d PH |
5043 | err = brcmf_btcoex_attach(cfg); |
5044 | if (err) { | |
5045 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5046 | brcmf_p2p_detach(&cfg->p2p); | |
5047 | goto cfg80211_p2p_attach_out; | |
5048 | } | |
2fde59d9 | 5049 | |
d2353679 DK |
5050 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), |
5051 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
5052 | */ | |
5053 | if (wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap & | |
5054 | IEEE80211_HT_CAP_SUP_WIDTH_20_40) { | |
67b3bd4e AS |
5055 | err = brcmf_enable_bw40_2g(ifp); |
5056 | if (!err) | |
d2353679 DK |
5057 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", |
5058 | BRCMF_OBSS_COEX_AUTO); | |
d2353679 DK |
5059 | } |
5060 | ||
89c2f382 AS |
5061 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
5062 | if (err) { | |
5063 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
5064 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
5065 | } | |
5066 | ||
83cf17aa FL |
5067 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, |
5068 | &io_type); | |
5069 | if (err) { | |
5070 | brcmf_err("Failed to get D11 version (%d)\n", err); | |
5071 | goto cfg80211_p2p_attach_out; | |
5072 | } | |
5073 | cfg->d11inf.io_type = (u8)io_type; | |
5074 | brcmu_d11_attach(&cfg->d11inf); | |
5075 | ||
27a68fe3 | 5076 | return cfg; |
5b435de0 | 5077 | |
2fde59d9 HM |
5078 | cfg80211_p2p_attach_out: |
5079 | wl_deinit_priv(cfg); | |
5080 | ||
5b435de0 | 5081 | cfg80211_attach_out: |
427dec5f | 5082 | brcmf_free_vif(vif); |
5b435de0 AS |
5083 | return NULL; |
5084 | } | |
5085 | ||
27a68fe3 | 5086 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5087 | { |
e1479951 AS |
5088 | if (!cfg) |
5089 | return; | |
5090 | ||
427dec5f AS |
5091 | WARN_ON(!list_empty(&cfg->vif_list)); |
5092 | wiphy_unregister(cfg->wiphy); | |
61730d4d | 5093 | brcmf_btcoex_detach(cfg); |
427dec5f AS |
5094 | wl_deinit_priv(cfg); |
5095 | wiphy_free(cfg->wiphy); | |
5b435de0 AS |
5096 | } |
5097 | ||
5b435de0 | 5098 | static s32 |
68ca395f | 5099 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5100 | { |
5b435de0 | 5101 | s32 err = 0; |
f588bc0c AS |
5102 | __le32 roamtrigger[2]; |
5103 | __le32 roam_delta[2]; | |
5b435de0 AS |
5104 | |
5105 | /* | |
5106 | * Setup timeout if Beacons are lost and roam is | |
5107 | * off to report link down | |
5108 | */ | |
68ca395f | 5109 | if (brcmf_roamoff) { |
ac24be6f | 5110 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5111 | if (err) { |
57d6e91a | 5112 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5113 | goto dongle_rom_out; |
5114 | } | |
5115 | } | |
5116 | ||
5117 | /* | |
5118 | * Enable/Disable built-in roaming to allow supplicant | |
5119 | * to take care of roaming | |
5120 | */ | |
68ca395f HM |
5121 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5122 | brcmf_roamoff ? "Off" : "On"); | |
5123 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5124 | if (err) { |
57d6e91a | 5125 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5126 | goto dongle_rom_out; |
5127 | } | |
5128 | ||
f588bc0c AS |
5129 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5130 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5131 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5132 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5133 | if (err) { |
57d6e91a | 5134 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5135 | goto dongle_rom_out; |
5136 | } | |
5137 | ||
f588bc0c AS |
5138 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5139 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5140 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5141 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5142 | if (err) { |
57d6e91a | 5143 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5144 | goto dongle_rom_out; |
5145 | } | |
5146 | ||
5147 | dongle_rom_out: | |
5148 | return err; | |
5149 | } | |
5150 | ||
5151 | static s32 | |
40a23296 | 5152 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5153 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5154 | { |
5155 | s32 err = 0; | |
5156 | ||
ac24be6f | 5157 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5158 | scan_assoc_time); |
5b435de0 AS |
5159 | if (err) { |
5160 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5161 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5162 | else |
57d6e91a | 5163 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5164 | goto dongle_scantime_out; |
5165 | } | |
ac24be6f | 5166 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5167 | scan_unassoc_time); |
5b435de0 AS |
5168 | if (err) { |
5169 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5170 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5171 | else |
57d6e91a | 5172 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5173 | goto dongle_scantime_out; |
5174 | } | |
5175 | ||
ac24be6f | 5176 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5177 | scan_passive_time); |
5b435de0 AS |
5178 | if (err) { |
5179 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5180 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5181 | else |
57d6e91a | 5182 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5183 | goto dongle_scantime_out; |
5184 | } | |
5185 | ||
5186 | dongle_scantime_out: | |
5187 | return err; | |
5188 | } | |
5189 | ||
d48200ba | 5190 | |
2375d970 AS |
5191 | static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg, |
5192 | u32 bw_cap[]) | |
d48200ba HM |
5193 | { |
5194 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5195 | struct ieee80211_channel *band_chan_arr; | |
5196 | struct brcmf_chanspec_list *list; | |
83cf17aa | 5197 | struct brcmu_chan ch; |
d48200ba HM |
5198 | s32 err; |
5199 | u8 *pbuf; | |
5200 | u32 i, j; | |
5201 | u32 total; | |
d48200ba HM |
5202 | enum ieee80211_band band; |
5203 | u32 channel; | |
5204 | u32 *n_cnt; | |
d48200ba HM |
5205 | u32 index; |
5206 | u32 ht40_flag; | |
5207 | bool update; | |
5208 | u32 array_size; | |
5209 | ||
5210 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5211 | ||
5212 | if (pbuf == NULL) | |
5213 | return -ENOMEM; | |
5214 | ||
5215 | list = (struct brcmf_chanspec_list *)pbuf; | |
5216 | ||
5217 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5218 | BRCMF_DCMD_MEDLEN); | |
5219 | if (err) { | |
5220 | brcmf_err("get chanspecs error (%d)\n", err); | |
5221 | goto exit; | |
5222 | } | |
5223 | ||
5224 | __wl_band_2ghz.n_channels = 0; | |
5225 | __wl_band_5ghz_a.n_channels = 0; | |
5226 | ||
5227 | total = le32_to_cpu(list->count); | |
5228 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5229 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5230 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5231 | |
83cf17aa | 5232 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
d48200ba HM |
5233 | band_chan_arr = __wl_2ghz_channels; |
5234 | array_size = ARRAY_SIZE(__wl_2ghz_channels); | |
5235 | n_cnt = &__wl_band_2ghz.n_channels; | |
5236 | band = IEEE80211_BAND_2GHZ; | |
83cf17aa | 5237 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
d48200ba HM |
5238 | band_chan_arr = __wl_5ghz_a_channels; |
5239 | array_size = ARRAY_SIZE(__wl_5ghz_a_channels); | |
5240 | n_cnt = &__wl_band_5ghz_a.n_channels; | |
5241 | band = IEEE80211_BAND_5GHZ; | |
d48200ba | 5242 | } else { |
2375d970 | 5243 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5244 | continue; |
5245 | } | |
2375d970 AS |
5246 | if (!(bw_cap[band] & WLC_BW_40MHZ_BIT) && |
5247 | ch.bw == BRCMU_CHAN_BW_40) | |
d48200ba | 5248 | continue; |
ee942ecc AS |
5249 | if (!(bw_cap[band] & WLC_BW_80MHZ_BIT) && |
5250 | ch.bw == BRCMU_CHAN_BW_80) | |
5251 | continue; | |
d48200ba HM |
5252 | update = false; |
5253 | for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { | |
83cf17aa | 5254 | if (band_chan_arr[j].hw_value == ch.chnum) { |
d48200ba HM |
5255 | update = true; |
5256 | break; | |
5257 | } | |
5258 | } | |
5259 | if (update) | |
5260 | index = j; | |
5261 | else | |
5262 | index = *n_cnt; | |
5263 | if (index < array_size) { | |
5264 | band_chan_arr[index].center_freq = | |
83cf17aa FL |
5265 | ieee80211_channel_to_frequency(ch.chnum, band); |
5266 | band_chan_arr[index].hw_value = ch.chnum; | |
d48200ba | 5267 | |
ee942ecc AS |
5268 | /* assuming the chanspecs order is HT20, |
5269 | * HT40 upper, HT40 lower, and VHT80. | |
5270 | */ | |
5271 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5272 | band_chan_arr[index].flags &= | |
5273 | ~IEEE80211_CHAN_NO_80MHZ; | |
5274 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
d48200ba HM |
5275 | ht40_flag = band_chan_arr[index].flags & |
5276 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa | 5277 | if (ch.sb == BRCMU_CHAN_SB_U) { |
d48200ba HM |
5278 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
5279 | band_chan_arr[index].flags &= | |
5280 | ~IEEE80211_CHAN_NO_HT40; | |
5281 | band_chan_arr[index].flags |= | |
5282 | IEEE80211_CHAN_NO_HT40PLUS; | |
5283 | } else { | |
5284 | /* It should be one of | |
5285 | * IEEE80211_CHAN_NO_HT40 or | |
5286 | * IEEE80211_CHAN_NO_HT40PLUS | |
5287 | */ | |
5288 | band_chan_arr[index].flags &= | |
5289 | ~IEEE80211_CHAN_NO_HT40; | |
5290 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5291 | band_chan_arr[index].flags |= | |
5292 | IEEE80211_CHAN_NO_HT40MINUS; | |
5293 | } | |
5294 | } else { | |
ee942ecc AS |
5295 | /* disable other bandwidths for now as mentioned |
5296 | * order assure they are enabled for subsequent | |
5297 | * chanspecs. | |
5298 | */ | |
d48200ba | 5299 | band_chan_arr[index].flags = |
ee942ecc AS |
5300 | IEEE80211_CHAN_NO_HT40 | |
5301 | IEEE80211_CHAN_NO_80MHZ; | |
83cf17aa FL |
5302 | ch.bw = BRCMU_CHAN_BW_20; |
5303 | cfg->d11inf.encchspec(&ch); | |
5304 | channel = ch.chspec; | |
d48200ba HM |
5305 | err = brcmf_fil_bsscfg_int_get(ifp, |
5306 | "per_chan_info", | |
5307 | &channel); | |
5308 | if (!err) { | |
5309 | if (channel & WL_CHAN_RADAR) | |
5310 | band_chan_arr[index].flags |= | |
5311 | (IEEE80211_CHAN_RADAR | | |
8fe02e16 | 5312 | IEEE80211_CHAN_NO_IR); |
d48200ba HM |
5313 | if (channel & WL_CHAN_PASSIVE) |
5314 | band_chan_arr[index].flags |= | |
8fe02e16 | 5315 | IEEE80211_CHAN_NO_IR; |
d48200ba HM |
5316 | } |
5317 | } | |
5318 | if (!update) | |
5319 | (*n_cnt)++; | |
5320 | } | |
5321 | } | |
5322 | exit: | |
5323 | kfree(pbuf); | |
5324 | return err; | |
5325 | } | |
5326 | ||
2375d970 AS |
5327 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5328 | { | |
5329 | u32 band, mimo_bwcap; | |
5330 | int err; | |
5331 | ||
5332 | band = WLC_BAND_2G; | |
5333 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5334 | if (!err) { | |
5335 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5336 | band = WLC_BAND_5G; | |
5337 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5338 | if (!err) { | |
5339 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5340 | return; | |
5341 | } | |
5342 | WARN_ON(1); | |
5343 | return; | |
5344 | } | |
5345 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5346 | mimo_bwcap = 0; | |
5347 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5348 | if (err) | |
5349 | /* assume 20MHz if firmware does not give a clue */ | |
5350 | mimo_bwcap = WLC_N_BW_20ALL; | |
5351 | ||
5352 | switch (mimo_bwcap) { | |
5353 | case WLC_N_BW_40ALL: | |
5354 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5355 | /* fall-thru */ | |
5356 | case WLC_N_BW_20IN2G_40IN5G: | |
5357 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5358 | /* fall-thru */ | |
5359 | case WLC_N_BW_20ALL: | |
5360 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5361 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5362 | break; | |
5363 | default: | |
5364 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5365 | } | |
5366 | } | |
d48200ba | 5367 | |
18d6c535 AS |
5368 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5369 | u32 bw_cap[2], u32 nchain) | |
5370 | { | |
5371 | band->ht_cap.ht_supported = true; | |
5372 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5373 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5374 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5375 | } | |
5376 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5377 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5378 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5379 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5380 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5381 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5382 | } | |
5383 | ||
5384 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5385 | { | |
5386 | u16 mcs_map; | |
5387 | int i; | |
5388 | ||
5389 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5390 | mcs_map = (mcs_map << 2) | supp; | |
5391 | ||
5392 | return cpu_to_le16(mcs_map); | |
5393 | } | |
5394 | ||
5395 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5396 | u32 bw_cap[2], u32 nchain) | |
5397 | { | |
5398 | __le16 mcs_map; | |
5399 | ||
5400 | /* not allowed in 2.4G band */ | |
5401 | if (band->band == IEEE80211_BAND_2GHZ) | |
5402 | return; | |
5403 | ||
5404 | band->vht_cap.vht_supported = true; | |
5405 | /* 80MHz is mandatory */ | |
5406 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5407 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5408 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5409 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5410 | } | |
5411 | /* all support 256-QAM */ | |
5412 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5413 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5414 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5415 | } | |
5416 | ||
d48200ba | 5417 | static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5418 | { |
ac24be6f | 5419 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5420 | struct wiphy *wiphy; |
5421 | s32 phy_list; | |
d48200ba | 5422 | u32 band_list[3]; |
18d6c535 AS |
5423 | u32 nmode = 0; |
5424 | u32 vhtmode = 0; | |
2375d970 | 5425 | u32 bw_cap[2] = { 0, 0 }; |
4aca7a18 DK |
5426 | u32 rxchain; |
5427 | u32 nchain; | |
5b435de0 | 5428 | s8 phy; |
d48200ba HM |
5429 | s32 err; |
5430 | u32 nband; | |
5431 | s32 i; | |
2375d970 AS |
5432 | struct ieee80211_supported_band *bands[2] = { NULL, NULL }; |
5433 | struct ieee80211_supported_band *band; | |
5b435de0 | 5434 | |
b87e2c48 | 5435 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 5436 | &phy_list, sizeof(phy_list)); |
5b435de0 | 5437 | if (err) { |
d48200ba | 5438 | brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err); |
5b435de0 AS |
5439 | return err; |
5440 | } | |
5441 | ||
3ba81376 | 5442 | phy = ((char *)&phy_list)[0]; |
d48200ba HM |
5443 | brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy); |
5444 | ||
5445 | ||
5446 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, | |
5447 | &band_list, sizeof(band_list)); | |
5448 | if (err) { | |
5449 | brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err); | |
5450 | return err; | |
5b435de0 | 5451 | } |
d48200ba HM |
5452 | brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n", |
5453 | band_list[0], band_list[1], band_list[2]); | |
5454 | ||
18d6c535 | 5455 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5456 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5457 | if (err) { | |
5458 | brcmf_err("nmode error (%d)\n", err); | |
5459 | } else { | |
2375d970 | 5460 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5461 | } |
18d6c535 AS |
5462 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5463 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5464 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5465 | |
4aca7a18 DK |
5466 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5467 | if (err) { | |
5468 | brcmf_err("rxchain error (%d)\n", err); | |
5469 | nchain = 1; | |
5470 | } else { | |
5471 | for (nchain = 0; rxchain; nchain++) | |
5472 | rxchain = rxchain & (rxchain - 1); | |
5473 | } | |
5474 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5475 | ||
d48200ba HM |
5476 | err = brcmf_construct_reginfo(cfg, bw_cap); |
5477 | if (err) { | |
5478 | brcmf_err("brcmf_construct_reginfo failed (%d)\n", err); | |
5479 | return err; | |
5480 | } | |
5481 | ||
5482 | nband = band_list[0]; | |
d48200ba HM |
5483 | |
5484 | for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) { | |
2375d970 | 5485 | band = NULL; |
d48200ba | 5486 | if ((band_list[i] == WLC_BAND_5G) && |
2375d970 AS |
5487 | (__wl_band_5ghz_a.n_channels > 0)) |
5488 | band = &__wl_band_5ghz_a; | |
5489 | else if ((band_list[i] == WLC_BAND_2G) && | |
5490 | (__wl_band_2ghz.n_channels > 0)) | |
5491 | band = &__wl_band_2ghz; | |
5492 | else | |
5493 | continue; | |
d48200ba | 5494 | |
18d6c535 AS |
5495 | if (nmode) |
5496 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5497 | if (vhtmode) | |
5498 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
2375d970 | 5499 | bands[band->band] = band; |
d48200ba HM |
5500 | } |
5501 | ||
5502 | wiphy = cfg_to_wiphy(cfg); | |
5503 | wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; | |
5504 | wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; | |
5505 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5b435de0 AS |
5506 | |
5507 | return err; | |
5508 | } | |
5509 | ||
d48200ba | 5510 | |
27a68fe3 | 5511 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5512 | { |
d48200ba | 5513 | return brcmf_update_wiphybands(cfg); |
5b435de0 AS |
5514 | } |
5515 | ||
27a68fe3 | 5516 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5517 | { |
5518 | struct net_device *ndev; | |
5519 | struct wireless_dev *wdev; | |
40a23296 | 5520 | struct brcmf_if *ifp; |
5b435de0 AS |
5521 | s32 power_mode; |
5522 | s32 err = 0; | |
5523 | ||
27a68fe3 | 5524 | if (cfg->dongle_up) |
5b435de0 AS |
5525 | return err; |
5526 | ||
27a68fe3 | 5527 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5528 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5529 | ifp = netdev_priv(ndev); |
5530 | ||
5531 | /* make sure RF is ready for work */ | |
5532 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5533 | |
40a23296 HM |
5534 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5535 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5536 | |
27a68fe3 | 5537 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5538 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5539 | if (err) |
5540 | goto default_conf_out; | |
647c9ae0 AS |
5541 | brcmf_dbg(INFO, "power save set to %s\n", |
5542 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5543 | |
68ca395f | 5544 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5545 | if (err) |
5546 | goto default_conf_out; | |
5dd161ff FL |
5547 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5548 | NULL, NULL); | |
40a23296 | 5549 | if (err) |
5b435de0 | 5550 | goto default_conf_out; |
27a68fe3 | 5551 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5552 | if (err) |
5553 | goto default_conf_out; | |
5554 | ||
b3657453 HM |
5555 | brcmf_configure_arp_offload(ifp, true); |
5556 | ||
27a68fe3 | 5557 | cfg->dongle_up = true; |
40a23296 | 5558 | default_conf_out: |
5b435de0 AS |
5559 | |
5560 | return err; | |
5561 | ||
5562 | } | |
5563 | ||
bdf5ff51 | 5564 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5565 | { |
c1179033 | 5566 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5567 | |
bdf5ff51 | 5568 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5569 | } |
5570 | ||
bdf5ff51 | 5571 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5572 | { |
bdf5ff51 | 5573 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5574 | |
5b435de0 AS |
5575 | /* |
5576 | * While going down, if associated with AP disassociate | |
5577 | * from AP to save power | |
5578 | */ | |
903e0eee AS |
5579 | if (check_vif_up(ifp->vif)) { |
5580 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5581 | |
5582 | /* Make sure WPA_Supplicant receives all the event | |
5583 | generated due to DISASSOC call to the fw to keep | |
5584 | the state fw and WPA_Supplicant state consistent | |
5585 | */ | |
5586 | brcmf_delay(500); | |
5587 | } | |
5588 | ||
27a68fe3 | 5589 | brcmf_abort_scanning(cfg); |
c1179033 | 5590 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5591 | |
5b435de0 AS |
5592 | return 0; |
5593 | } | |
5594 | ||
bdf5ff51 | 5595 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5596 | { |
bdf5ff51 AS |
5597 | struct brcmf_if *ifp = netdev_priv(ndev); |
5598 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5599 | s32 err = 0; |
5600 | ||
27a68fe3 | 5601 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5602 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5603 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5604 | |
5605 | return err; | |
5606 | } | |
5607 | ||
bdf5ff51 | 5608 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5609 | { |
bdf5ff51 AS |
5610 | struct brcmf_if *ifp = netdev_priv(ndev); |
5611 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5612 | s32 err = 0; |
5613 | ||
27a68fe3 | 5614 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5615 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5616 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5617 | |
5618 | return err; | |
5619 | } | |
5620 | ||
a7965fbb AS |
5621 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5622 | { | |
5623 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5624 | ||
5625 | return wdev->iftype; | |
5626 | } | |
5627 | ||
9f440b7b AS |
5628 | u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state) |
5629 | { | |
5630 | struct brcmf_cfg80211_vif *vif; | |
5631 | bool result = 0; | |
5632 | ||
5633 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5634 | if (test_bit(state, &vif->sme_state)) | |
5635 | result++; | |
5636 | } | |
5637 | return result; | |
5638 | } | |
d3c0b633 AS |
5639 | |
5640 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5641 | u8 action) | |
5642 | { | |
5643 | u8 evt_action; | |
5644 | ||
5645 | mutex_lock(&event->vif_event_lock); | |
5646 | evt_action = event->action; | |
5647 | mutex_unlock(&event->vif_event_lock); | |
5648 | return evt_action == action; | |
5649 | } | |
5650 | ||
5651 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5652 | struct brcmf_cfg80211_vif *vif) | |
5653 | { | |
5654 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5655 | ||
5656 | mutex_lock(&event->vif_event_lock); | |
5657 | event->vif = vif; | |
5658 | event->action = 0; | |
5659 | mutex_unlock(&event->vif_event_lock); | |
5660 | } | |
5661 | ||
5662 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5663 | { | |
5664 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5665 | bool armed; | |
5666 | ||
5667 | mutex_lock(&event->vif_event_lock); | |
5668 | armed = event->vif != NULL; | |
5669 | mutex_unlock(&event->vif_event_lock); | |
5670 | ||
5671 | return armed; | |
5672 | } | |
5673 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5674 | u8 action, ulong timeout) | |
5675 | { | |
5676 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5677 | ||
5678 | return wait_event_timeout(event->vif_wq, | |
5679 | vif_event_equals(event, action), timeout); | |
5680 | } | |
5681 |