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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 | 1334 | |
d96b801f | 1335 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1336 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1337 | return -EIO; |
1338 | ||
903e0eee | 1339 | brcmf_link_down(ifp->vif); |
5b435de0 | 1340 | |
d96b801f | 1341 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1342 | |
12f32370 | 1343 | return 0; |
5b435de0 AS |
1344 | } |
1345 | ||
1346 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1347 | struct cfg80211_connect_params *sme) | |
1348 | { | |
6ac4f4ed | 1349 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1350 | struct brcmf_cfg80211_security *sec; |
1351 | s32 val = 0; | |
1352 | s32 err = 0; | |
1353 | ||
1354 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1355 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1356 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1357 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1358 | else | |
1359 | val = WPA_AUTH_DISABLED; | |
16886735 | 1360 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1361 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1362 | if (err) { |
57d6e91a | 1363 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1364 | return err; |
1365 | } | |
06bb123e | 1366 | sec = &profile->sec; |
5b435de0 AS |
1367 | sec->wpa_versions = sme->crypto.wpa_versions; |
1368 | return err; | |
1369 | } | |
1370 | ||
1371 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1372 | struct cfg80211_connect_params *sme) | |
1373 | { | |
6ac4f4ed | 1374 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1375 | struct brcmf_cfg80211_security *sec; |
1376 | s32 val = 0; | |
1377 | s32 err = 0; | |
1378 | ||
1379 | switch (sme->auth_type) { | |
1380 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1381 | val = 0; | |
16886735 | 1382 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1383 | break; |
1384 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1385 | val = 1; | |
16886735 | 1386 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1387 | break; |
1388 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1389 | val = 2; | |
16886735 | 1390 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1391 | break; |
1392 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1393 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1394 | default: |
1395 | val = 2; | |
57d6e91a | 1396 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1397 | break; |
1398 | } | |
1399 | ||
89286dc9 | 1400 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1401 | if (err) { |
57d6e91a | 1402 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1403 | return err; |
1404 | } | |
06bb123e | 1405 | sec = &profile->sec; |
5b435de0 AS |
1406 | sec->auth_type = sme->auth_type; |
1407 | return err; | |
1408 | } | |
1409 | ||
1410 | static s32 | |
87b7e9e2 DK |
1411 | brcmf_set_wsec_mode(struct net_device *ndev, |
1412 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1413 | { |
6ac4f4ed | 1414 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1415 | struct brcmf_cfg80211_security *sec; |
1416 | s32 pval = 0; | |
1417 | s32 gval = 0; | |
87b7e9e2 | 1418 | s32 wsec; |
5b435de0 AS |
1419 | s32 err = 0; |
1420 | ||
1421 | if (sme->crypto.n_ciphers_pairwise) { | |
1422 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1423 | case WLAN_CIPHER_SUITE_WEP40: | |
1424 | case WLAN_CIPHER_SUITE_WEP104: | |
1425 | pval = WEP_ENABLED; | |
1426 | break; | |
1427 | case WLAN_CIPHER_SUITE_TKIP: | |
1428 | pval = TKIP_ENABLED; | |
1429 | break; | |
1430 | case WLAN_CIPHER_SUITE_CCMP: | |
1431 | pval = AES_ENABLED; | |
1432 | break; | |
1433 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1434 | pval = AES_ENABLED; | |
1435 | break; | |
1436 | default: | |
57d6e91a AS |
1437 | brcmf_err("invalid cipher pairwise (%d)\n", |
1438 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1439 | return -EINVAL; |
1440 | } | |
1441 | } | |
1442 | if (sme->crypto.cipher_group) { | |
1443 | switch (sme->crypto.cipher_group) { | |
1444 | case WLAN_CIPHER_SUITE_WEP40: | |
1445 | case WLAN_CIPHER_SUITE_WEP104: | |
1446 | gval = WEP_ENABLED; | |
1447 | break; | |
1448 | case WLAN_CIPHER_SUITE_TKIP: | |
1449 | gval = TKIP_ENABLED; | |
1450 | break; | |
1451 | case WLAN_CIPHER_SUITE_CCMP: | |
1452 | gval = AES_ENABLED; | |
1453 | break; | |
1454 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1455 | gval = AES_ENABLED; | |
1456 | break; | |
1457 | default: | |
57d6e91a AS |
1458 | brcmf_err("invalid cipher group (%d)\n", |
1459 | sme->crypto.cipher_group); | |
5b435de0 AS |
1460 | return -EINVAL; |
1461 | } | |
1462 | } | |
1463 | ||
16886735 | 1464 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1465 | /* In case of privacy, but no security and WPS then simulate */ |
1466 | /* setting AES. WPS-2.0 allows no security */ | |
1467 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1468 | sme->privacy) | |
1469 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1470 | |
1471 | if (mfp) | |
1472 | wsec = pval | gval | MFP_CAPABLE; | |
1473 | else | |
1474 | wsec = pval | gval; | |
1475 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1476 | if (err) { |
57d6e91a | 1477 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1478 | return err; |
1479 | } | |
1480 | ||
06bb123e | 1481 | sec = &profile->sec; |
5b435de0 AS |
1482 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1483 | sec->cipher_group = sme->crypto.cipher_group; | |
1484 | ||
1485 | return err; | |
1486 | } | |
1487 | ||
1488 | static s32 | |
1489 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1490 | { | |
6ac4f4ed | 1491 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1492 | struct brcmf_cfg80211_security *sec; |
1493 | s32 val = 0; | |
1494 | s32 err = 0; | |
1495 | ||
1496 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1497 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1498 | "wpa_auth", &val); | |
5b435de0 | 1499 | if (err) { |
57d6e91a | 1500 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1501 | return err; |
1502 | } | |
1503 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1504 | switch (sme->crypto.akm_suites[0]) { | |
1505 | case WLAN_AKM_SUITE_8021X: | |
1506 | val = WPA_AUTH_UNSPECIFIED; | |
1507 | break; | |
1508 | case WLAN_AKM_SUITE_PSK: | |
1509 | val = WPA_AUTH_PSK; | |
1510 | break; | |
1511 | default: | |
57d6e91a AS |
1512 | brcmf_err("invalid cipher group (%d)\n", |
1513 | sme->crypto.cipher_group); | |
5b435de0 AS |
1514 | return -EINVAL; |
1515 | } | |
1516 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1517 | switch (sme->crypto.akm_suites[0]) { | |
1518 | case WLAN_AKM_SUITE_8021X: | |
1519 | val = WPA2_AUTH_UNSPECIFIED; | |
1520 | break; | |
1521 | case WLAN_AKM_SUITE_PSK: | |
1522 | val = WPA2_AUTH_PSK; | |
1523 | break; | |
1524 | default: | |
57d6e91a AS |
1525 | brcmf_err("invalid cipher group (%d)\n", |
1526 | sme->crypto.cipher_group); | |
5b435de0 AS |
1527 | return -EINVAL; |
1528 | } | |
1529 | } | |
1530 | ||
16886735 | 1531 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1532 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1533 | "wpa_auth", val); | |
5b435de0 | 1534 | if (err) { |
57d6e91a | 1535 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1536 | return err; |
1537 | } | |
1538 | } | |
06bb123e | 1539 | sec = &profile->sec; |
5b435de0 AS |
1540 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1541 | ||
1542 | return err; | |
1543 | } | |
1544 | ||
1545 | static s32 | |
f09d0c02 HM |
1546 | brcmf_set_sharedkey(struct net_device *ndev, |
1547 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1548 | { |
6ac4f4ed | 1549 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1550 | struct brcmf_cfg80211_security *sec; |
1551 | struct brcmf_wsec_key key; | |
1552 | s32 val; | |
1553 | s32 err = 0; | |
1554 | ||
16886735 | 1555 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1556 | |
a718e2fe RV |
1557 | if (sme->key_len == 0) |
1558 | return 0; | |
1559 | ||
06bb123e | 1560 | sec = &profile->sec; |
16886735 AS |
1561 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1562 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1563 | |
1564 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1565 | return 0; | |
1566 | ||
f09d0c02 HM |
1567 | if (!(sec->cipher_pairwise & |
1568 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1569 | return 0; | |
a718e2fe | 1570 | |
f09d0c02 HM |
1571 | memset(&key, 0, sizeof(key)); |
1572 | key.len = (u32) sme->key_len; | |
1573 | key.index = (u32) sme->key_idx; | |
1574 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1575 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1576 | return -EINVAL; |
1577 | } | |
1578 | memcpy(key.data, sme->key, key.len); | |
1579 | key.flags = BRCMF_PRIMARY_KEY; | |
1580 | switch (sec->cipher_pairwise) { | |
1581 | case WLAN_CIPHER_SUITE_WEP40: | |
1582 | key.algo = CRYPTO_ALGO_WEP1; | |
1583 | break; | |
1584 | case WLAN_CIPHER_SUITE_WEP104: | |
1585 | key.algo = CRYPTO_ALGO_WEP128; | |
1586 | break; | |
1587 | default: | |
57d6e91a AS |
1588 | brcmf_err("Invalid algorithm (%d)\n", |
1589 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1590 | return -EINVAL; |
1591 | } | |
1592 | /* Set the new key/index */ | |
16886735 AS |
1593 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1594 | key.len, key.index, key.algo); | |
1595 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1596 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1597 | if (err) |
1598 | return err; | |
1599 | ||
1600 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1601 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1602 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1603 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1604 | if (err) |
57d6e91a | 1605 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1606 | } |
1607 | return err; | |
1608 | } | |
1609 | ||
cbb1ec94 AS |
1610 | static |
1611 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1612 | enum nl80211_auth_type type) | |
1613 | { | |
1614 | u32 ci; | |
1615 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1616 | /* shift to ignore chip revision */ | |
1617 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1618 | switch (ci) { | |
1619 | case 43236: | |
1620 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1621 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1622 | default: | |
1623 | break; | |
1624 | } | |
1625 | } | |
1626 | return type; | |
1627 | } | |
1628 | ||
5b435de0 AS |
1629 | static s32 |
1630 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1631 | struct cfg80211_connect_params *sme) |
5b435de0 | 1632 | { |
27a68fe3 | 1633 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1634 | struct brcmf_if *ifp = netdev_priv(ndev); |
1635 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1636 | struct ieee80211_channel *chan = sme->channel; |
1637 | struct brcmf_join_params join_params; | |
1638 | size_t join_params_size; | |
4b5800fe JB |
1639 | const struct brcmf_tlv *rsn_ie; |
1640 | const struct brcmf_vs_tlv *wpa_ie; | |
1641 | const void *ie; | |
89286dc9 HM |
1642 | u32 ie_len; |
1643 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1644 | u16 chanspec; |
5b435de0 AS |
1645 | s32 err = 0; |
1646 | ||
d96b801f | 1647 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1648 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1649 | return -EIO; |
1650 | ||
1651 | if (!sme->ssid) { | |
57d6e91a | 1652 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1653 | return -EOPNOTSUPP; |
1654 | } | |
1655 | ||
89286dc9 HM |
1656 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1657 | /* A normal (non P2P) connection request setup. */ | |
1658 | ie = NULL; | |
1659 | ie_len = 0; | |
1660 | /* find the WPA_IE */ | |
1661 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1662 | if (wpa_ie) { | |
1663 | ie = wpa_ie; | |
1664 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1665 | } else { | |
1666 | /* find the RSN_IE */ | |
4b5800fe JB |
1667 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1668 | sme->ie_len, | |
89286dc9 HM |
1669 | WLAN_EID_RSN); |
1670 | if (rsn_ie) { | |
1671 | ie = rsn_ie; | |
1672 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1673 | } | |
1674 | } | |
1675 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1676 | } | |
1677 | ||
1678 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1679 | sme->ie, sme->ie_len); | |
1680 | if (err) | |
1681 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1682 | else | |
1683 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1684 | ||
c1179033 | 1685 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1686 | |
1687 | if (chan) { | |
27a68fe3 | 1688 | cfg->channel = |
5b435de0 | 1689 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1690 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1691 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1692 | cfg->channel, chan->center_freq, chanspec); | |
1693 | } else { | |
27a68fe3 | 1694 | cfg->channel = 0; |
1701261d HM |
1695 | chanspec = 0; |
1696 | } | |
5b435de0 | 1697 | |
647c9ae0 | 1698 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1699 | |
1700 | err = brcmf_set_wpa_version(ndev, sme); | |
1701 | if (err) { | |
57d6e91a | 1702 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1703 | goto done; |
1704 | } | |
1705 | ||
cbb1ec94 | 1706 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1707 | err = brcmf_set_auth_type(ndev, sme); |
1708 | if (err) { | |
57d6e91a | 1709 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1710 | goto done; |
1711 | } | |
1712 | ||
87b7e9e2 | 1713 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1714 | if (err) { |
57d6e91a | 1715 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1716 | goto done; |
1717 | } | |
1718 | ||
1719 | err = brcmf_set_key_mgmt(ndev, sme); | |
1720 | if (err) { | |
57d6e91a | 1721 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1722 | goto done; |
1723 | } | |
1724 | ||
f09d0c02 | 1725 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1726 | if (err) { |
57d6e91a | 1727 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1728 | goto done; |
1729 | } | |
1730 | ||
89286dc9 HM |
1731 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1732 | (u32)sme->ssid_len); | |
1733 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1734 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1735 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1736 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1737 | profile->ssid.SSID_len); | |
1738 | } | |
1739 | ||
1740 | /* Join with specific BSSID and cached SSID | |
1741 | * If SSID is zero join based on BSSID only | |
1742 | */ | |
1743 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1744 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1745 | if (cfg->channel) | |
1746 | join_params_size += sizeof(u16); | |
1747 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1748 | if (ext_join_params == NULL) { | |
1749 | err = -ENOMEM; | |
1750 | goto done; | |
1751 | } | |
1752 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1753 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1754 | profile->ssid.SSID_len); | |
63dd99e6 | 1755 | |
89286dc9 HM |
1756 | /* Set up join scan parameters */ |
1757 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1758 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1759 | ||
1760 | if (sme->bssid) | |
1761 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1762 | else | |
1763 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1764 | ||
1765 | if (cfg->channel) { | |
1766 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1767 | ||
1768 | ext_join_params->assoc_le.chanspec_list[0] = | |
1769 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1770 | /* Increase dwell time to receive probe response or detect |
1771 | * beacon from target AP at a noisy air only during connect | |
1772 | * command. | |
1773 | */ | |
1774 | ext_join_params->scan_le.active_time = | |
1775 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1776 | ext_join_params->scan_le.passive_time = | |
1777 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1778 | /* To sync with presence period of VSDB GO send probe request | |
1779 | * more frequently. Probe request will be stopped when it gets | |
1780 | * probe response from target AP/GO. | |
1781 | */ | |
1782 | ext_join_params->scan_le.nprobes = | |
1783 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1784 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1785 | } else { | |
1786 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1787 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1788 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1789 | } |
1790 | ||
1791 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1792 | join_params_size); | |
1793 | kfree(ext_join_params); | |
1794 | if (!err) | |
1795 | /* This is it. join command worked, we are done */ | |
1796 | goto done; | |
1797 | ||
1798 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1799 | memset(&join_params, 0, sizeof(join_params)); |
1800 | join_params_size = sizeof(join_params.ssid_le); | |
1801 | ||
6c8c4f72 | 1802 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1803 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1804 | |
89286dc9 HM |
1805 | if (sme->bssid) |
1806 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1807 | else | |
1808 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1809 | |
1701261d HM |
1810 | if (cfg->channel) { |
1811 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1812 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1813 | join_params_size += sizeof(join_params.params_le); | |
1814 | } | |
c1179033 | 1815 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1816 | &join_params, join_params_size); |
5b435de0 | 1817 | if (err) |
89286dc9 | 1818 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1819 | |
1820 | done: | |
1821 | if (err) | |
c1179033 | 1822 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1823 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1824 | return err; |
1825 | } | |
1826 | ||
1827 | static s32 | |
1828 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1829 | u16 reason_code) | |
1830 | { | |
0abb5f21 AS |
1831 | struct brcmf_if *ifp = netdev_priv(ndev); |
1832 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1833 | struct brcmf_scb_val_le scbval; |
1834 | s32 err = 0; | |
1835 | ||
d96b801f | 1836 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1837 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1838 | return -EIO; |
1839 | ||
c1179033 | 1840 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
43dffbc6 | 1841 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1842 | |
06bb123e | 1843 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1844 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1845 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1846 | &scbval, sizeof(scbval)); |
5b435de0 | 1847 | if (err) |
57d6e91a | 1848 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1849 | |
d96b801f | 1850 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1851 | return err; |
1852 | } | |
1853 | ||
1854 | static s32 | |
c8442118 | 1855 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1856 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1857 | { |
1858 | ||
27a68fe3 | 1859 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1860 | struct net_device *ndev = cfg_to_ndev(cfg); |
1861 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1862 | u16 txpwrmw; |
1863 | s32 err = 0; | |
1864 | s32 disable = 0; | |
d3f31134 | 1865 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1866 | |
d96b801f | 1867 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1868 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1869 | return -EIO; |
1870 | ||
1871 | switch (type) { | |
1872 | case NL80211_TX_POWER_AUTOMATIC: | |
1873 | break; | |
1874 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1875 | case NL80211_TX_POWER_FIXED: |
1876 | if (dbm < 0) { | |
57d6e91a | 1877 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1878 | err = -EINVAL; |
1879 | goto done; | |
1880 | } | |
1881 | break; | |
1882 | } | |
1883 | /* Make sure radio is off or on as far as software is concerned */ | |
1884 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1885 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1886 | if (err) |
57d6e91a | 1887 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1888 | |
1889 | if (dbm > 0xffff) | |
1890 | txpwrmw = 0xffff; | |
1891 | else | |
1892 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1893 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1894 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1895 | if (err) |
57d6e91a | 1896 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1897 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1898 | |
1899 | done: | |
d96b801f | 1900 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1901 | return err; |
1902 | } | |
1903 | ||
c8442118 JB |
1904 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1905 | struct wireless_dev *wdev, | |
1906 | s32 *dbm) | |
5b435de0 | 1907 | { |
27a68fe3 | 1908 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1909 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1910 | s32 txpwrdbm; |
1911 | u8 result; | |
1912 | s32 err = 0; | |
1913 | ||
d96b801f | 1914 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1915 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1916 | return -EIO; |
1917 | ||
0abb5f21 | 1918 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1919 | if (err) { |
57d6e91a | 1920 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1921 | goto done; |
1922 | } | |
1923 | ||
1924 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1925 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1926 | |
1927 | done: | |
d96b801f | 1928 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1929 | return err; |
1930 | } | |
1931 | ||
1932 | static s32 | |
1933 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1934 | u8 key_idx, bool unicast, bool multicast) | |
1935 | { | |
0abb5f21 | 1936 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1937 | u32 index; |
1938 | u32 wsec; | |
1939 | s32 err = 0; | |
1940 | ||
d96b801f | 1941 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1942 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1943 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1944 | return -EIO; |
1945 | ||
0abb5f21 | 1946 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1947 | if (err) { |
57d6e91a | 1948 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1949 | goto done; |
1950 | } | |
1951 | ||
1952 | if (wsec & WEP_ENABLED) { | |
1953 | /* Just select a new current key */ | |
1954 | index = key_idx; | |
0abb5f21 | 1955 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1956 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1957 | if (err) |
57d6e91a | 1958 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1959 | } |
1960 | done: | |
d96b801f | 1961 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1962 | return err; |
1963 | } | |
1964 | ||
1965 | static s32 | |
1966 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1967 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1968 | { | |
992f6068 | 1969 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1970 | struct brcmf_wsec_key key; |
5b435de0 | 1971 | s32 err = 0; |
992f6068 | 1972 | u8 keybuf[8]; |
5b435de0 AS |
1973 | |
1974 | memset(&key, 0, sizeof(key)); | |
1975 | key.index = (u32) key_idx; | |
1976 | /* Instead of bcast for ea address for default wep keys, | |
1977 | driver needs it to be Null */ | |
1978 | if (!is_multicast_ether_addr(mac_addr)) | |
1979 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1980 | key.len = (u32) params->key_len; | |
1981 | /* check for key index change */ | |
1982 | if (key.len == 0) { | |
1983 | /* key delete */ | |
2eaba7e8 | 1984 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1985 | if (err) |
57d6e91a | 1986 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1987 | } else { |
1988 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1989 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1990 | return -EINVAL; |
1991 | } | |
1992 | ||
16886735 | 1993 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1994 | memcpy(key.data, params->key, key.len); |
1995 | ||
967fe2c8 | 1996 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
1997 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
1998 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
1999 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2000 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2001 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2002 | } | |
2003 | ||
2004 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2005 | if (params->seq && params->seq_len == 6) { | |
2006 | /* rx iv */ | |
2007 | u8 *ivptr; | |
2008 | ivptr = (u8 *) params->seq; | |
2009 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2010 | (ivptr[3] << 8) | ivptr[2]; | |
2011 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2012 | key.iv_initialized = true; | |
2013 | } | |
2014 | ||
2015 | switch (params->cipher) { | |
2016 | case WLAN_CIPHER_SUITE_WEP40: | |
2017 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2018 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2019 | break; |
2020 | case WLAN_CIPHER_SUITE_WEP104: | |
2021 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2022 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2023 | break; |
2024 | case WLAN_CIPHER_SUITE_TKIP: | |
2025 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2026 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2027 | break; |
2028 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2029 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2030 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2031 | break; |
2032 | case WLAN_CIPHER_SUITE_CCMP: | |
2033 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2034 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2035 | break; |
2036 | default: | |
57d6e91a | 2037 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2038 | return -EINVAL; |
2039 | } | |
2eaba7e8 | 2040 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 2041 | if (err) |
57d6e91a | 2042 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2043 | } |
2044 | return err; | |
2045 | } | |
2046 | ||
2047 | static s32 | |
2048 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2049 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2050 | struct key_params *params) | |
2051 | { | |
0abb5f21 | 2052 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2053 | struct brcmf_wsec_key key; |
2054 | s32 val; | |
2055 | s32 wsec; | |
2056 | s32 err = 0; | |
2057 | u8 keybuf[8]; | |
2058 | ||
d96b801f | 2059 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2060 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2061 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2062 | return -EIO; |
2063 | ||
787eb033 DK |
2064 | if (mac_addr && |
2065 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2066 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2067 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2068 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2069 | } | |
2070 | memset(&key, 0, sizeof(key)); | |
2071 | ||
2072 | key.len = (u32) params->key_len; | |
2073 | key.index = (u32) key_idx; | |
2074 | ||
2075 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2076 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2077 | err = -EINVAL; |
2078 | goto done; | |
2079 | } | |
2080 | memcpy(key.data, params->key, key.len); | |
2081 | ||
2082 | key.flags = BRCMF_PRIMARY_KEY; | |
2083 | switch (params->cipher) { | |
2084 | case WLAN_CIPHER_SUITE_WEP40: | |
2085 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2086 | val = WEP_ENABLED; |
16886735 | 2087 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2088 | break; |
2089 | case WLAN_CIPHER_SUITE_WEP104: | |
2090 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2091 | val = WEP_ENABLED; |
16886735 | 2092 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2093 | break; |
2094 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2095 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2096 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2097 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2098 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2099 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2100 | } | |
5b435de0 | 2101 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2102 | val = TKIP_ENABLED; |
16886735 | 2103 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2104 | break; |
2105 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2106 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2107 | val = AES_ENABLED; |
16886735 | 2108 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2109 | break; |
2110 | case WLAN_CIPHER_SUITE_CCMP: | |
2111 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2112 | val = AES_ENABLED; |
16886735 | 2113 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2114 | break; |
2115 | default: | |
57d6e91a | 2116 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2117 | err = -EINVAL; |
2118 | goto done; | |
2119 | } | |
2120 | ||
2eaba7e8 | 2121 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2122 | if (err) |
2123 | goto done; | |
2124 | ||
0abb5f21 | 2125 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2126 | if (err) { |
57d6e91a | 2127 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2128 | goto done; |
2129 | } | |
5b435de0 | 2130 | wsec |= val; |
0abb5f21 | 2131 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2132 | if (err) { |
57d6e91a | 2133 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2134 | goto done; |
2135 | } | |
2136 | ||
5b435de0 | 2137 | done: |
d96b801f | 2138 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2139 | return err; |
2140 | } | |
2141 | ||
2142 | static s32 | |
2143 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2144 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2145 | { | |
0abb5f21 | 2146 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2147 | struct brcmf_wsec_key key; |
2148 | s32 err = 0; | |
5b435de0 | 2149 | |
d96b801f | 2150 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2151 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2152 | return -EIO; |
2153 | ||
256c374f HM |
2154 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2155 | /* we ignore this key index in this case */ | |
57d6e91a | 2156 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2157 | return -EINVAL; |
2158 | } | |
2159 | ||
5b435de0 AS |
2160 | memset(&key, 0, sizeof(key)); |
2161 | ||
2162 | key.index = (u32) key_idx; | |
2163 | key.flags = BRCMF_PRIMARY_KEY; | |
2164 | key.algo = CRYPTO_ALGO_OFF; | |
2165 | ||
16886735 | 2166 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2167 | |
2168 | /* Set the new key/index */ | |
2eaba7e8 | 2169 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2170 | |
d96b801f | 2171 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2172 | return err; |
2173 | } | |
2174 | ||
2175 | static s32 | |
2176 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2177 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2178 | void (*callback) (void *cookie, struct key_params * params)) | |
2179 | { | |
2180 | struct key_params params; | |
0abb5f21 AS |
2181 | struct brcmf_if *ifp = netdev_priv(ndev); |
2182 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2183 | struct brcmf_cfg80211_security *sec; |
2184 | s32 wsec; | |
2185 | s32 err = 0; | |
2186 | ||
d96b801f | 2187 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2188 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2189 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2190 | return -EIO; |
2191 | ||
2192 | memset(¶ms, 0, sizeof(params)); | |
2193 | ||
0abb5f21 | 2194 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2195 | if (err) { |
57d6e91a | 2196 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2197 | /* Ignore this error, may happen during DISASSOC */ |
2198 | err = -EAGAIN; | |
2199 | goto done; | |
2200 | } | |
c5bf53a8 | 2201 | if (wsec & WEP_ENABLED) { |
06bb123e | 2202 | sec = &profile->sec; |
5b435de0 AS |
2203 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2204 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2205 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2206 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2207 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2208 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2209 | } |
c5bf53a8 | 2210 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2211 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2212 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2213 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2214 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2215 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2216 | } else { |
57d6e91a | 2217 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2218 | err = -EINVAL; |
2219 | goto done; | |
2220 | } | |
2221 | callback(cookie, ¶ms); | |
2222 | ||
2223 | done: | |
d96b801f | 2224 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2225 | return err; |
2226 | } | |
2227 | ||
2228 | static s32 | |
2229 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2230 | struct net_device *ndev, u8 key_idx) | |
2231 | { | |
647c9ae0 | 2232 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2233 | |
2234 | return -EOPNOTSUPP; | |
2235 | } | |
2236 | ||
2237 | static s32 | |
2238 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2239 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2240 | { |
0abb5f21 AS |
2241 | struct brcmf_if *ifp = netdev_priv(ndev); |
2242 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2243 | struct brcmf_scb_val_le scb_val; |
2244 | int rssi; | |
2245 | s32 rate; | |
2246 | s32 err = 0; | |
06bb123e | 2247 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2248 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2249 | u32 beacon_period; |
2250 | u32 dtim_period; | |
5b435de0 | 2251 | |
d96b801f | 2252 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2253 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2254 | return -EIO; |
2255 | ||
967fe2c8 | 2256 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2257 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2258 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2259 | &sta_info_le, |
81f5dcb8 | 2260 | sizeof(sta_info_le)); |
1a873342 | 2261 | if (err < 0) { |
57d6e91a | 2262 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2263 | goto done; |
2264 | } | |
1a873342 | 2265 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2266 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2267 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2268 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2269 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2270 | } |
d96b801f AS |
2271 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2272 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2273 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2274 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2275 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2276 | mac, bssid); | |
1a873342 HM |
2277 | err = -ENOENT; |
2278 | goto done; | |
2279 | } | |
2280 | /* Report the current tx rate */ | |
89286dc9 | 2281 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2282 | if (err) { |
57d6e91a | 2283 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2284 | goto done; |
7f6c562d | 2285 | } else { |
1a873342 HM |
2286 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2287 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2288 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2289 | } |
5b435de0 | 2290 | |
c1179033 AS |
2291 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2292 | &ifp->vif->sme_state)) { | |
1a873342 | 2293 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2294 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2295 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2296 | if (err) { |
57d6e91a | 2297 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2298 | goto done; |
2299 | } else { | |
2300 | rssi = le32_to_cpu(scb_val.val); | |
2301 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2302 | sinfo->signal = rssi; | |
16886735 | 2303 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2304 | } |
9ee66d1b HM |
2305 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2306 | &beacon_period); | |
2307 | if (err) { | |
2308 | brcmf_err("Could not get beacon period (%d)\n", | |
2309 | err); | |
2310 | goto done; | |
2311 | } else { | |
2312 | sinfo->bss_param.beacon_interval = | |
2313 | beacon_period; | |
2314 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2315 | beacon_period); | |
2316 | } | |
2317 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2318 | &dtim_period); | |
2319 | if (err) { | |
2320 | brcmf_err("Could not get DTIM period (%d)\n", | |
2321 | err); | |
2322 | goto done; | |
2323 | } else { | |
2324 | sinfo->bss_param.dtim_period = dtim_period; | |
2325 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2326 | dtim_period); | |
2327 | } | |
2328 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2329 | } |
2330 | } else | |
2331 | err = -EPERM; | |
5b435de0 | 2332 | done: |
d96b801f | 2333 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2334 | return err; |
2335 | } | |
2336 | ||
2337 | static s32 | |
2338 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2339 | bool enabled, s32 timeout) | |
2340 | { | |
2341 | s32 pm; | |
2342 | s32 err = 0; | |
27a68fe3 | 2343 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2344 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2345 | |
d96b801f | 2346 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2347 | |
2348 | /* | |
2349 | * Powersave enable/disable request is coming from the | |
2350 | * cfg80211 even before the interface is up. In that | |
2351 | * scenario, driver will be storing the power save | |
27a68fe3 | 2352 | * preference in cfg struct to apply this to |
5b435de0 AS |
2353 | * FW later while initializing the dongle |
2354 | */ | |
27a68fe3 | 2355 | cfg->pwr_save = enabled; |
ce81e317 | 2356 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2357 | |
647c9ae0 | 2358 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2359 | goto done; |
2360 | } | |
2361 | ||
2362 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2363 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2364 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2365 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2366 | pm = PM_OFF; | |
2367 | } | |
647c9ae0 | 2368 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2369 | |
c1179033 | 2370 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2371 | if (err) { |
2372 | if (err == -ENODEV) | |
57d6e91a | 2373 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2374 | else |
57d6e91a | 2375 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2376 | } |
2377 | done: | |
d96b801f | 2378 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2379 | return err; |
2380 | } | |
2381 | ||
27a68fe3 | 2382 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2383 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2384 | { |
27a68fe3 | 2385 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2386 | struct ieee80211_channel *notify_channel; |
2387 | struct cfg80211_bss *bss; | |
2388 | struct ieee80211_supported_band *band; | |
83cf17aa | 2389 | struct brcmu_chan ch; |
5b435de0 AS |
2390 | u16 channel; |
2391 | u32 freq; | |
5b435de0 AS |
2392 | u16 notify_capability; |
2393 | u16 notify_interval; | |
2394 | u8 *notify_ie; | |
2395 | size_t notify_ielen; | |
2396 | s32 notify_signal; | |
2397 | ||
2398 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2399 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2400 | return 0; |
2401 | } | |
2402 | ||
83cf17aa FL |
2403 | if (!bi->ctl_ch) { |
2404 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2405 | cfg->d11inf.decchspec(&ch); | |
2406 | bi->ctl_ch = ch.chnum; | |
2407 | } | |
2408 | channel = bi->ctl_ch; | |
5b435de0 AS |
2409 | |
2410 | if (channel <= CH_MAX_2G_CHANNEL) | |
2411 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2412 | else | |
2413 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2414 | ||
2415 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2416 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2417 | ||
5b435de0 AS |
2418 | notify_capability = le16_to_cpu(bi->capability); |
2419 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2420 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2421 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2422 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2423 | ||
16886735 AS |
2424 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2425 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2426 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2427 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2428 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2429 | |
2430 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2431 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2432 | notify_ielen, notify_signal, GFP_KERNEL); |
2433 | ||
e78946e1 FL |
2434 | if (!bss) |
2435 | return -ENOMEM; | |
2436 | ||
5b112d3d | 2437 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2438 | |
12f32370 | 2439 | return 0; |
5b435de0 AS |
2440 | } |
2441 | ||
6f09be0a RV |
2442 | static struct brcmf_bss_info_le * |
2443 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2444 | { | |
2445 | if (bss == NULL) | |
2446 | return list->bss_info_le; | |
2447 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2448 | le32_to_cpu(bss->length)); | |
2449 | } | |
2450 | ||
27a68fe3 | 2451 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2452 | { |
2453 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2454 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2455 | s32 err = 0; |
2456 | int i; | |
2457 | ||
27a68fe3 | 2458 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2459 | if (bss_list->count != 0 && |
2460 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2461 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2462 | bss_list->version); | |
5b435de0 AS |
2463 | return -EOPNOTSUPP; |
2464 | } | |
4e8a008e | 2465 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2466 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2467 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2468 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2469 | if (err) |
2470 | break; | |
2471 | } | |
2472 | return err; | |
2473 | } | |
2474 | ||
27a68fe3 | 2475 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2476 | struct net_device *ndev, const u8 *bssid) |
2477 | { | |
27a68fe3 | 2478 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2479 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2480 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2481 | struct ieee80211_supported_band *band; |
e78946e1 | 2482 | struct cfg80211_bss *bss; |
83cf17aa | 2483 | struct brcmu_chan ch; |
5b435de0 AS |
2484 | u8 *buf = NULL; |
2485 | s32 err = 0; | |
5b435de0 | 2486 | u32 freq; |
5b435de0 AS |
2487 | u16 notify_capability; |
2488 | u16 notify_interval; | |
2489 | u8 *notify_ie; | |
2490 | size_t notify_ielen; | |
2491 | s32 notify_signal; | |
2492 | ||
d96b801f | 2493 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2494 | |
2495 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2496 | if (buf == NULL) { | |
2497 | err = -ENOMEM; | |
2498 | goto CleanUp; | |
2499 | } | |
2500 | ||
2501 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2502 | ||
ac24be6f AS |
2503 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2504 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2505 | if (err) { |
57d6e91a | 2506 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2507 | goto CleanUp; |
2508 | } | |
2509 | ||
d34bf64f | 2510 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2511 | |
83cf17aa FL |
2512 | ch.chspec = le16_to_cpu(bi->chanspec); |
2513 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2514 | |
83cf17aa | 2515 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2516 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2517 | else | |
2518 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2519 | ||
83cf17aa | 2520 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2521 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2522 | ||
5b435de0 AS |
2523 | notify_capability = le16_to_cpu(bi->capability); |
2524 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2525 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2526 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2527 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2528 | ||
83cf17aa | 2529 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2530 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2531 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2532 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2533 | |
e78946e1 | 2534 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2535 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2536 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2537 | ||
e78946e1 FL |
2538 | if (!bss) { |
2539 | err = -ENOMEM; | |
2540 | goto CleanUp; | |
2541 | } | |
2542 | ||
5b112d3d | 2543 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2544 | |
5b435de0 AS |
2545 | CleanUp: |
2546 | ||
2547 | kfree(buf); | |
2548 | ||
d96b801f | 2549 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2550 | |
2551 | return err; | |
2552 | } | |
2553 | ||
89286dc9 HM |
2554 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2555 | struct brcmf_if *ifp) | |
1a873342 | 2556 | { |
89286dc9 | 2557 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2558 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2559 | struct brcmf_ssid *ssid; |
4b5800fe | 2560 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2561 | u16 beacon_interval; |
2562 | u8 dtim_period; | |
2563 | size_t ie_len; | |
2564 | u8 *ie; | |
2565 | s32 err = 0; | |
2566 | ||
d96b801f | 2567 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2568 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2569 | return err; |
2570 | ||
06bb123e | 2571 | ssid = &profile->ssid; |
5b435de0 | 2572 | |
27a68fe3 | 2573 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2574 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2575 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2576 | if (err) { |
57d6e91a | 2577 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2578 | goto update_bss_info_out; |
2579 | } | |
2580 | ||
27a68fe3 AS |
2581 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2582 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2583 | if (err) |
2584 | goto update_bss_info_out; | |
2585 | ||
2586 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2587 | ie_len = le32_to_cpu(bi->ie_length); | |
2588 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2589 | ||
f8e4b412 | 2590 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2591 | if (tim) |
2592 | dtim_period = tim->data[1]; | |
2593 | else { | |
2594 | /* | |
2595 | * active scan was done so we could not get dtim | |
2596 | * information out of probe response. | |
2597 | * so we speficially query dtim information to dongle. | |
2598 | */ | |
2599 | u32 var; | |
ac24be6f | 2600 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2601 | if (err) { |
57d6e91a | 2602 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2603 | goto update_bss_info_out; |
2604 | } | |
2605 | dtim_period = (u8)var; | |
2606 | } | |
2607 | ||
5b435de0 | 2608 | update_bss_info_out: |
d96b801f | 2609 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2610 | return err; |
2611 | } | |
2612 | ||
18e2f61d | 2613 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2614 | { |
27a68fe3 | 2615 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2616 | |
c1179033 | 2617 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2618 | if (cfg->scan_request) { |
108a4bee | 2619 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2620 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2621 | } |
c1179033 AS |
2622 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2623 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2624 | } |
2625 | ||
e756af5b HM |
2626 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2627 | { | |
27a68fe3 AS |
2628 | struct brcmf_cfg80211_info *cfg = |
2629 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2630 | escan_timeout_work); |
2631 | ||
a0f472ac | 2632 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2633 | } |
2634 | ||
2635 | static void brcmf_escan_timeout(unsigned long data) | |
2636 | { | |
27a68fe3 AS |
2637 | struct brcmf_cfg80211_info *cfg = |
2638 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2639 | |
27a68fe3 | 2640 | if (cfg->scan_request) { |
57d6e91a | 2641 | brcmf_err("timer expired\n"); |
f0799895 | 2642 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2643 | } |
2644 | } | |
2645 | ||
2646 | static s32 | |
83cf17aa FL |
2647 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2648 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2649 | struct brcmf_bss_info_le *bss_info_le) |
2650 | { | |
83cf17aa FL |
2651 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2652 | ||
2653 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2654 | cfg->d11inf.decchspec(&ch_bss); | |
2655 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2656 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2657 | ||
e756af5b | 2658 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2659 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2660 | bss_info_le->SSID_len == bss->SSID_len && |
2661 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2662 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2663 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2664 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2665 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2666 | ||
e756af5b HM |
2667 | /* preserve max RSSI if the measurements are |
2668 | * both on-channel or both off-channel | |
2669 | */ | |
029591f3 | 2670 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2671 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2672 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2673 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2674 | /* preserve the on-channel rssi measurement |
2675 | * if the new measurement is off channel | |
2676 | */ | |
2677 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2678 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2679 | } |
2680 | return 1; | |
2681 | } | |
2682 | return 0; | |
2683 | } | |
2684 | ||
2685 | static s32 | |
1993732e | 2686 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2687 | const struct brcmf_event_msg *e, void *data) |
2688 | { | |
1993732e | 2689 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2690 | s32 status; |
e756af5b HM |
2691 | struct brcmf_escan_result_le *escan_result_le; |
2692 | struct brcmf_bss_info_le *bss_info_le; | |
2693 | struct brcmf_bss_info_le *bss = NULL; | |
2694 | u32 bi_length; | |
2695 | struct brcmf_scan_results *list; | |
2696 | u32 i; | |
97ed15c7 | 2697 | bool aborted; |
e756af5b | 2698 | |
5c36b99a | 2699 | status = e->status; |
e756af5b | 2700 | |
a0f472ac AS |
2701 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2702 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2703 | return -EPERM; |
2704 | } | |
2705 | ||
2706 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2707 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2708 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2709 | if (!escan_result_le) { | |
57d6e91a | 2710 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2711 | goto exit; |
2712 | } | |
e756af5b | 2713 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2714 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2715 | escan_result_le->bss_count); | |
e756af5b HM |
2716 | goto exit; |
2717 | } | |
2718 | bss_info_le = &escan_result_le->bss_info_le; | |
2719 | ||
6eda4e2c HM |
2720 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2721 | goto exit; | |
2722 | ||
2723 | if (!cfg->scan_request) { | |
2724 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2725 | goto exit; | |
2726 | } | |
2727 | ||
e756af5b HM |
2728 | bi_length = le32_to_cpu(bss_info_le->length); |
2729 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2730 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2731 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2732 | bi_length); | |
e756af5b HM |
2733 | goto exit; |
2734 | } | |
2735 | ||
27a68fe3 | 2736 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2737 | BIT(NL80211_IFTYPE_ADHOC))) { |
2738 | if (le16_to_cpu(bss_info_le->capability) & | |
2739 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2740 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2741 | goto exit; |
2742 | } | |
2743 | } | |
2744 | ||
2745 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2746 | cfg->escan_info.escan_buf; |
e756af5b | 2747 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2748 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2749 | goto exit; |
2750 | } | |
2751 | ||
2752 | for (i = 0; i < list->count; i++) { | |
2753 | bss = bss ? (struct brcmf_bss_info_le *) | |
2754 | ((unsigned char *)bss + | |
2755 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2756 | if (brcmf_compare_update_same_bss(cfg, bss, |
2757 | bss_info_le)) | |
e756af5b HM |
2758 | goto exit; |
2759 | } | |
27a68fe3 | 2760 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2761 | bss_info_le, bi_length); |
2762 | list->version = le32_to_cpu(bss_info_le->version); | |
2763 | list->buflen += bi_length; | |
2764 | list->count++; | |
2765 | } else { | |
27a68fe3 | 2766 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2767 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2768 | goto exit; | |
27a68fe3 AS |
2769 | if (cfg->scan_request) { |
2770 | cfg->bss_list = (struct brcmf_scan_results *) | |
2771 | cfg->escan_info.escan_buf; | |
2772 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2773 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2774 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2775 | false); |
e756af5b | 2776 | } else |
6eda4e2c HM |
2777 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2778 | status); | |
e756af5b HM |
2779 | } |
2780 | exit: | |
12f32370 | 2781 | return 0; |
e756af5b HM |
2782 | } |
2783 | ||
27a68fe3 | 2784 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2785 | { |
5c36b99a AS |
2786 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2787 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2788 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2789 | /* Init scan_timeout timer */ | |
2790 | init_timer(&cfg->escan_timeout); | |
2791 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2792 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2793 | INIT_WORK(&cfg->escan_timeout_work, | |
2794 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2795 | } |
2796 | ||
5addc0de | 2797 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2798 | { |
2799 | if (ms < 1000 / HZ) { | |
2800 | cond_resched(); | |
2801 | mdelay(ms); | |
2802 | } else { | |
2803 | msleep(ms); | |
2804 | } | |
2805 | } | |
2806 | ||
2807 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2808 | { | |
d96b801f | 2809 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2810 | |
5b435de0 AS |
2811 | return 0; |
2812 | } | |
2813 | ||
2814 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2815 | struct cfg80211_wowlan *wow) | |
2816 | { | |
27a68fe3 AS |
2817 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2818 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2819 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2820 | |
d96b801f | 2821 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2822 | |
2823 | /* | |
7d641072 AS |
2824 | * if the primary net_device is not READY there is nothing |
2825 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2826 | */ |
7d641072 AS |
2827 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2828 | if (!check_vif_up(vif)) | |
2829 | goto exit; | |
5b435de0 | 2830 | |
7d641072 AS |
2831 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2832 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2833 | continue; | |
5b435de0 | 2834 | /* |
7d641072 AS |
2835 | * While going to suspend if associated with AP disassociate |
2836 | * from AP to save power while system is in suspended state | |
5b435de0 | 2837 | */ |
903e0eee AS |
2838 | brcmf_link_down(vif); |
2839 | ||
2840 | /* Make sure WPA_Supplicant receives all the event | |
2841 | * generated due to DISASSOC call to the fw to keep | |
2842 | * the state fw and WPA_Supplicant state consistent | |
2843 | */ | |
2844 | brcmf_delay(500); | |
5b435de0 AS |
2845 | } |
2846 | ||
7d641072 AS |
2847 | /* end any scanning */ |
2848 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2849 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2850 | |
2851 | /* Turn off watchdog timer */ | |
f96aa07e | 2852 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2853 | |
7d641072 | 2854 | exit: |
d96b801f | 2855 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2856 | /* clear any scanning activity */ |
2857 | cfg->scan_status = 0; | |
5b435de0 AS |
2858 | return 0; |
2859 | } | |
2860 | ||
5b435de0 AS |
2861 | static __used s32 |
2862 | brcmf_update_pmklist(struct net_device *ndev, | |
2863 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2864 | { | |
2865 | int i, j; | |
40c8e95a | 2866 | int pmkid_len; |
5b435de0 | 2867 | |
40c8e95a AS |
2868 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2869 | ||
16886735 | 2870 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2871 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2872 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2873 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2874 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2875 | brcmf_dbg(CONN, "%02x\n", |
2876 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2877 | } |
2878 | ||
2879 | if (!err) | |
ac24be6f AS |
2880 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2881 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2882 | |
2883 | return err; | |
2884 | } | |
2885 | ||
2886 | static s32 | |
2887 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2888 | struct cfg80211_pmksa *pmksa) | |
2889 | { | |
27a68fe3 | 2890 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2891 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2892 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2893 | s32 err = 0; |
2894 | int i; | |
40c8e95a | 2895 | int pmkid_len; |
5b435de0 | 2896 | |
d96b801f | 2897 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2898 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2899 | return -EIO; |
2900 | ||
40c8e95a AS |
2901 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2902 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2903 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2904 | break; | |
2905 | if (i < WL_NUM_PMKIDS_MAX) { | |
2906 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2907 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2908 | if (i == pmkid_len) { |
2909 | pmkid_len++; | |
2910 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2911 | } | |
5b435de0 AS |
2912 | } else |
2913 | err = -EINVAL; | |
2914 | ||
16886735 AS |
2915 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2916 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2917 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2918 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2919 | |
27a68fe3 | 2920 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2921 | |
d96b801f | 2922 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2923 | return err; |
2924 | } | |
2925 | ||
2926 | static s32 | |
2927 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2928 | struct cfg80211_pmksa *pmksa) | |
2929 | { | |
27a68fe3 | 2930 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2931 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2932 | struct pmkid_list pmkid; |
2933 | s32 err = 0; | |
40c8e95a | 2934 | int i, pmkid_len; |
5b435de0 | 2935 | |
d96b801f | 2936 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2937 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2938 | return -EIO; |
2939 | ||
2940 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2941 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2942 | ||
16886735 AS |
2943 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2944 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2945 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2946 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2947 | |
27a68fe3 | 2948 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2949 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2950 | if (!memcmp |
27a68fe3 | 2951 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2952 | ETH_ALEN)) |
2953 | break; | |
2954 | ||
40c8e95a AS |
2955 | if ((pmkid_len > 0) |
2956 | && (i < pmkid_len)) { | |
27a68fe3 | 2957 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2958 | sizeof(struct pmkid)); |
40c8e95a | 2959 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2960 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2961 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2962 | ETH_ALEN); |
27a68fe3 AS |
2963 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2964 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2965 | WLAN_PMKID_LEN); |
2966 | } | |
27a68fe3 | 2967 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2968 | } else |
2969 | err = -EINVAL; | |
2970 | ||
27a68fe3 | 2971 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2972 | |
d96b801f | 2973 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2974 | return err; |
2975 | ||
2976 | } | |
2977 | ||
2978 | static s32 | |
2979 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2980 | { | |
27a68fe3 | 2981 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2982 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2983 | s32 err = 0; |
2984 | ||
d96b801f | 2985 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2986 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2987 | return -EIO; |
2988 | ||
27a68fe3 AS |
2989 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2990 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2991 | |
d96b801f | 2992 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2993 | return err; |
2994 | ||
2995 | } | |
2996 | ||
e5806072 AS |
2997 | /* |
2998 | * PFN result doesn't have all the info which are | |
2999 | * required by the supplicant | |
3000 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3001 | * via wl_inform_single_bss in the required format. Escan does require the | |
3002 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3003 | * cfg80211_scan_request one out of the received PNO event. | |
3004 | */ | |
3005 | static s32 | |
1993732e | 3006 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3007 | const struct brcmf_event_msg *e, void *data) |
3008 | { | |
1993732e | 3009 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3010 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3011 | struct cfg80211_scan_request *request = NULL; | |
3012 | struct cfg80211_ssid *ssid = NULL; | |
3013 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3014 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3015 | int err = 0; |
3016 | int channel_req = 0; | |
3017 | int band = 0; | |
3018 | struct brcmf_pno_scanresults_le *pfn_result; | |
3019 | u32 result_count; | |
3020 | u32 status; | |
3021 | ||
4e8a008e | 3022 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3023 | |
5c36b99a | 3024 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3025 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3026 | return 0; |
3027 | } | |
3028 | ||
3029 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3030 | result_count = le32_to_cpu(pfn_result->count); | |
3031 | status = le32_to_cpu(pfn_result->status); | |
3032 | ||
3033 | /* | |
3034 | * PFN event is limited to fit 512 bytes so we may get | |
3035 | * multiple NET_FOUND events. For now place a warning here. | |
3036 | */ | |
3037 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3038 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3039 | if (result_count > 0) { |
3040 | int i; | |
3041 | ||
3042 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3043 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3044 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3045 | if (!request || !ssid || !channel) { |
3046 | err = -ENOMEM; | |
3047 | goto out_err; | |
3048 | } | |
3049 | ||
3050 | request->wiphy = wiphy; | |
3051 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3052 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3053 | ||
3054 | for (i = 0; i < result_count; i++) { | |
3055 | netinfo = &netinfo_start[i]; | |
3056 | if (!netinfo) { | |
57d6e91a AS |
3057 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3058 | i); | |
e5806072 AS |
3059 | err = -EINVAL; |
3060 | goto out_err; | |
3061 | } | |
3062 | ||
4e8a008e AS |
3063 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3064 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3065 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3066 | ssid[i].ssid_len = netinfo->SSID_len; | |
3067 | request->n_ssids++; | |
3068 | ||
3069 | channel_req = netinfo->channel; | |
3070 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3071 | band = NL80211_BAND_2GHZ; | |
3072 | else | |
3073 | band = NL80211_BAND_5GHZ; | |
3074 | channel[i].center_freq = | |
3075 | ieee80211_channel_to_frequency(channel_req, | |
3076 | band); | |
3077 | channel[i].band = band; | |
3078 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3079 | request->channels[i] = &channel[i]; | |
3080 | request->n_channels++; | |
3081 | } | |
3082 | ||
3083 | /* assign parsed ssid array */ | |
3084 | if (request->n_ssids) | |
3085 | request->ssids = &ssid[0]; | |
3086 | ||
c1179033 | 3087 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3088 | /* Abort any on-going scan */ |
27a68fe3 | 3089 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3090 | } |
3091 | ||
c1179033 | 3092 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3093 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3094 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3095 | if (err) { |
c1179033 | 3096 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3097 | goto out_err; |
3098 | } | |
27a68fe3 AS |
3099 | cfg->sched_escan = true; |
3100 | cfg->scan_request = request; | |
e5806072 | 3101 | } else { |
57d6e91a | 3102 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3103 | goto out_err; |
3104 | } | |
3105 | ||
3106 | kfree(ssid); | |
3107 | kfree(channel); | |
3108 | kfree(request); | |
3109 | return 0; | |
3110 | ||
3111 | out_err: | |
3112 | kfree(ssid); | |
3113 | kfree(channel); | |
3114 | kfree(request); | |
3115 | cfg80211_sched_scan_stopped(wiphy); | |
3116 | return err; | |
3117 | } | |
3118 | ||
e5806072 AS |
3119 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3120 | { | |
e5806072 AS |
3121 | int ret; |
3122 | ||
3123 | /* Disable pfn */ | |
ac24be6f | 3124 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3125 | if (ret == 0) { |
3126 | /* clear pfn */ | |
ac24be6f AS |
3127 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3128 | NULL, 0); | |
e5806072 AS |
3129 | } |
3130 | if (ret < 0) | |
57d6e91a | 3131 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3132 | |
3133 | return ret; | |
3134 | } | |
3135 | ||
3136 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3137 | { | |
3138 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3139 | |
3140 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3141 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3142 | ||
3143 | /* set extra pno params */ | |
3144 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3145 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3146 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3147 | ||
3148 | /* set up pno scan fr */ | |
3149 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3150 | ||
ac24be6f AS |
3151 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3152 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3153 | } |
3154 | ||
3155 | static int | |
3156 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3157 | struct net_device *ndev, | |
3158 | struct cfg80211_sched_scan_request *request) | |
3159 | { | |
c1179033 | 3160 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3161 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3162 | struct brcmf_pno_net_param_le pfn; |
3163 | int i; | |
3164 | int ret = 0; | |
3165 | ||
dc7bdbf1 | 3166 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3167 | request->n_match_sets, request->n_ssids); |
c1179033 | 3168 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3169 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3170 | return -EAGAIN; |
3171 | } | |
1687eee2 AS |
3172 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3173 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3174 | cfg->scan_status); | |
3175 | return -EAGAIN; | |
3176 | } | |
e5806072 | 3177 | |
dc7bdbf1 | 3178 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3179 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3180 | request->n_ssids); |
e5806072 AS |
3181 | return -EINVAL; |
3182 | } | |
3183 | ||
3184 | if (request->n_ssids > 0) { | |
3185 | for (i = 0; i < request->n_ssids; i++) { | |
3186 | /* Active scan req for ssids */ | |
4e8a008e AS |
3187 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3188 | request->ssids[i].ssid); | |
e5806072 AS |
3189 | |
3190 | /* | |
3191 | * match_set ssids is a supert set of n_ssid list, | |
3192 | * so we need not add these set seperately. | |
3193 | */ | |
3194 | } | |
3195 | } | |
3196 | ||
3197 | if (request->n_match_sets > 0) { | |
3198 | /* clean up everything */ | |
3199 | ret = brcmf_dev_pno_clean(ndev); | |
3200 | if (ret < 0) { | |
57d6e91a | 3201 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3202 | return ret; |
3203 | } | |
3204 | ||
3205 | /* configure pno */ | |
3206 | ret = brcmf_dev_pno_config(ndev); | |
3207 | if (ret < 0) { | |
57d6e91a | 3208 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3209 | return -EINVAL; |
3210 | } | |
3211 | ||
3212 | /* configure each match set */ | |
3213 | for (i = 0; i < request->n_match_sets; i++) { | |
3214 | struct cfg80211_ssid *ssid; | |
3215 | u32 ssid_len; | |
3216 | ||
3217 | ssid = &request->match_sets[i].ssid; | |
3218 | ssid_len = ssid->ssid_len; | |
3219 | ||
3220 | if (!ssid_len) { | |
57d6e91a | 3221 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3222 | continue; |
3223 | } | |
3224 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3225 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3226 | pfn.wsec = cpu_to_le32(0); | |
3227 | pfn.infra = cpu_to_le32(1); | |
3228 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3229 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3230 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3231 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3232 | sizeof(pfn)); |
4e8a008e AS |
3233 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3234 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3235 | } |
3236 | /* Enable the PNO */ | |
c1179033 | 3237 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3238 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3239 | return -EINVAL; |
3240 | } | |
3241 | } else { | |
3242 | return -EINVAL; | |
3243 | } | |
3244 | ||
3245 | return 0; | |
3246 | } | |
3247 | ||
3248 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3249 | struct net_device *ndev) | |
3250 | { | |
27a68fe3 | 3251 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3252 | |
4e8a008e | 3253 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3254 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3255 | if (cfg->sched_escan) |
a0f472ac | 3256 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3257 | return 0; |
3258 | } | |
e5806072 | 3259 | |
cbaa177d | 3260 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
3261 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, |
3262 | struct wireless_dev *wdev, | |
3263 | void *data, int len) | |
cbaa177d | 3264 | { |
27a68fe3 | 3265 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3266 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3267 | struct brcmf_dcmd *dcmd = data; |
3268 | struct sk_buff *reply; | |
3269 | int ret; | |
3270 | ||
d96b801f AS |
3271 | brcmf_dbg(TRACE, "cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3272 | dcmd->buf, dcmd->len); | |
f368a5b6 HM |
3273 | |
3274 | if (dcmd->set) | |
ac24be6f AS |
3275 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3276 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3277 | else |
ac24be6f AS |
3278 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3279 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3280 | if (ret == 0) { |
3281 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3282 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3283 | ret = cfg80211_testmode_reply(reply); | |
3284 | } | |
3285 | return ret; | |
3286 | } | |
3287 | #endif | |
3288 | ||
1f170110 | 3289 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3290 | { |
3291 | s32 err; | |
3292 | ||
3293 | /* set auth */ | |
ac24be6f | 3294 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3295 | if (err < 0) { |
57d6e91a | 3296 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3297 | return err; |
3298 | } | |
3299 | /* set wsec */ | |
ac24be6f | 3300 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3301 | if (err < 0) { |
57d6e91a | 3302 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3303 | return err; |
3304 | } | |
3305 | /* set upper-layer auth */ | |
ac24be6f | 3306 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3307 | if (err < 0) { |
57d6e91a | 3308 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3309 | return err; |
3310 | } | |
3311 | ||
3312 | return 0; | |
3313 | } | |
3314 | ||
3315 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3316 | { | |
3317 | if (is_rsn_ie) | |
3318 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3319 | ||
3320 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3321 | } | |
3322 | ||
3323 | static s32 | |
4b5800fe JB |
3324 | brcmf_configure_wpaie(struct net_device *ndev, |
3325 | const struct brcmf_vs_tlv *wpa_ie, | |
3326 | bool is_rsn_ie) | |
1a873342 | 3327 | { |
ac24be6f | 3328 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3329 | u32 auth = 0; /* d11 open authentication */ |
3330 | u16 count; | |
3331 | s32 err = 0; | |
3332 | s32 len = 0; | |
3333 | u32 i; | |
3334 | u32 wsec; | |
3335 | u32 pval = 0; | |
3336 | u32 gval = 0; | |
3337 | u32 wpa_auth = 0; | |
3338 | u32 offset; | |
3339 | u8 *data; | |
3340 | u16 rsn_cap; | |
3341 | u32 wme_bss_disable; | |
3342 | ||
d96b801f | 3343 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3344 | if (wpa_ie == NULL) |
3345 | goto exit; | |
3346 | ||
3347 | len = wpa_ie->len + TLV_HDR_LEN; | |
3348 | data = (u8 *)wpa_ie; | |
619c5a9a | 3349 | offset = TLV_HDR_LEN; |
1a873342 HM |
3350 | if (!is_rsn_ie) |
3351 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3352 | else |
3353 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3354 | |
3355 | /* check for multicast cipher suite */ | |
3356 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3357 | err = -EINVAL; | |
57d6e91a | 3358 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3359 | goto exit; |
3360 | } | |
3361 | ||
3362 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3363 | err = -EINVAL; | |
57d6e91a | 3364 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3365 | goto exit; |
3366 | } | |
3367 | offset += TLV_OUI_LEN; | |
3368 | ||
3369 | /* pick up multicast cipher */ | |
3370 | switch (data[offset]) { | |
3371 | case WPA_CIPHER_NONE: | |
3372 | gval = 0; | |
3373 | break; | |
3374 | case WPA_CIPHER_WEP_40: | |
3375 | case WPA_CIPHER_WEP_104: | |
3376 | gval = WEP_ENABLED; | |
3377 | break; | |
3378 | case WPA_CIPHER_TKIP: | |
3379 | gval = TKIP_ENABLED; | |
3380 | break; | |
3381 | case WPA_CIPHER_AES_CCM: | |
3382 | gval = AES_ENABLED; | |
3383 | break; | |
3384 | default: | |
3385 | err = -EINVAL; | |
57d6e91a | 3386 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3387 | goto exit; |
3388 | } | |
3389 | ||
3390 | offset++; | |
3391 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3392 | count = data[offset] + (data[offset + 1] << 8); | |
3393 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3394 | /* Check for unicast suite(s) */ | |
3395 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3396 | err = -EINVAL; | |
57d6e91a | 3397 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3398 | goto exit; |
3399 | } | |
3400 | for (i = 0; i < count; i++) { | |
3401 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3402 | err = -EINVAL; | |
57d6e91a | 3403 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3404 | goto exit; |
3405 | } | |
3406 | offset += TLV_OUI_LEN; | |
3407 | switch (data[offset]) { | |
3408 | case WPA_CIPHER_NONE: | |
3409 | break; | |
3410 | case WPA_CIPHER_WEP_40: | |
3411 | case WPA_CIPHER_WEP_104: | |
3412 | pval |= WEP_ENABLED; | |
3413 | break; | |
3414 | case WPA_CIPHER_TKIP: | |
3415 | pval |= TKIP_ENABLED; | |
3416 | break; | |
3417 | case WPA_CIPHER_AES_CCM: | |
3418 | pval |= AES_ENABLED; | |
3419 | break; | |
3420 | default: | |
57d6e91a | 3421 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3422 | } |
3423 | offset++; | |
3424 | } | |
3425 | /* walk thru auth management suite list and pick up what we recognize */ | |
3426 | count = data[offset] + (data[offset + 1] << 8); | |
3427 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3428 | /* Check for auth key management suite(s) */ | |
3429 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3430 | err = -EINVAL; | |
57d6e91a | 3431 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3432 | goto exit; |
3433 | } | |
3434 | for (i = 0; i < count; i++) { | |
3435 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3436 | err = -EINVAL; | |
57d6e91a | 3437 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3438 | goto exit; |
3439 | } | |
3440 | offset += TLV_OUI_LEN; | |
3441 | switch (data[offset]) { | |
3442 | case RSN_AKM_NONE: | |
d96b801f | 3443 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3444 | wpa_auth |= WPA_AUTH_NONE; |
3445 | break; | |
3446 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3447 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3448 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3449 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3450 | break; | |
3451 | case RSN_AKM_PSK: | |
d96b801f | 3452 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3453 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3454 | (wpa_auth |= WPA_AUTH_PSK); | |
3455 | break; | |
3456 | default: | |
57d6e91a | 3457 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3458 | } |
3459 | offset++; | |
3460 | } | |
3461 | ||
3462 | if (is_rsn_ie) { | |
3463 | wme_bss_disable = 1; | |
3464 | if ((offset + RSN_CAP_LEN) <= len) { | |
3465 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3466 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3467 | wme_bss_disable = 0; | |
3468 | } | |
3469 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3470 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3471 | wme_bss_disable); |
1a873342 | 3472 | if (err < 0) { |
57d6e91a | 3473 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3474 | goto exit; |
3475 | } | |
3476 | } | |
3477 | /* FOR WPS , set SES_OW_ENABLED */ | |
3478 | wsec = (pval | gval | SES_OW_ENABLED); | |
3479 | ||
3480 | /* set auth */ | |
ac24be6f | 3481 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3482 | if (err < 0) { |
57d6e91a | 3483 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3484 | goto exit; |
3485 | } | |
3486 | /* set wsec */ | |
ac24be6f | 3487 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3488 | if (err < 0) { |
57d6e91a | 3489 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3490 | goto exit; |
3491 | } | |
3492 | /* set upper-layer auth */ | |
ac24be6f | 3493 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3494 | if (err < 0) { |
57d6e91a | 3495 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3496 | goto exit; |
3497 | } | |
3498 | ||
3499 | exit: | |
3500 | return err; | |
3501 | } | |
3502 | ||
3503 | static s32 | |
3082b9be | 3504 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3505 | struct parsed_vndr_ies *vndr_ies) |
3506 | { | |
1a873342 HM |
3507 | struct brcmf_vs_tlv *vndrie; |
3508 | struct brcmf_tlv *ie; | |
3509 | struct parsed_vndr_ie_info *parsed_info; | |
3510 | s32 remaining_len; | |
3511 | ||
3512 | remaining_len = (s32)vndr_ie_len; | |
3513 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3514 | ||
3515 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3516 | while (ie) { | |
3517 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3518 | goto next; | |
3519 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3520 | /* len should be bigger than OUI length + one */ | |
3521 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3522 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3523 | vndrie->len); | |
1a873342 HM |
3524 | goto next; |
3525 | } | |
3526 | /* if wpa or wme ie, do not add ie */ | |
3527 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3528 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3529 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3530 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3531 | goto next; |
3532 | } | |
3533 | ||
3534 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3535 | ||
3536 | /* save vndr ie information */ | |
3537 | parsed_info->ie_ptr = (char *)vndrie; | |
3538 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3539 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3540 | ||
3541 | vndr_ies->count++; | |
3542 | ||
d96b801f AS |
3543 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3544 | parsed_info->vndrie.oui[0], | |
3545 | parsed_info->vndrie.oui[1], | |
3546 | parsed_info->vndrie.oui[2], | |
3547 | parsed_info->vndrie.oui_type); | |
1a873342 | 3548 | |
9f440b7b | 3549 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3550 | break; |
3551 | next: | |
b41fc3d7 HM |
3552 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3553 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3554 | ie = NULL; |
3555 | else | |
b41fc3d7 HM |
3556 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3557 | TLV_HDR_LEN); | |
1a873342 | 3558 | } |
12f32370 | 3559 | return 0; |
1a873342 HM |
3560 | } |
3561 | ||
3562 | static u32 | |
3563 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3564 | { | |
3565 | ||
3566 | __le32 iecount_le; | |
3567 | __le32 pktflag_le; | |
3568 | ||
3569 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3570 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3571 | ||
3572 | iecount_le = cpu_to_le32(1); | |
3573 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3574 | ||
3575 | pktflag_le = cpu_to_le32(pktflag); | |
3576 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3577 | ||
3578 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3579 | ||
3580 | return ie_len + VNDR_IE_HDR_SIZE; | |
3581 | } | |
3582 | ||
1332e26e AS |
3583 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3584 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3585 | { |
1332e26e AS |
3586 | struct brcmf_if *ifp; |
3587 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3588 | s32 err = 0; |
3589 | u8 *iovar_ie_buf; | |
3590 | u8 *curr_ie_buf; | |
3591 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3592 | int mgmt_ie_buf_len; |
81118d16 | 3593 | u32 *mgmt_ie_len; |
1a873342 HM |
3594 | u32 del_add_ie_buf_len = 0; |
3595 | u32 total_ie_buf_len = 0; | |
3596 | u32 parsed_ie_buf_len = 0; | |
3597 | struct parsed_vndr_ies old_vndr_ies; | |
3598 | struct parsed_vndr_ies new_vndr_ies; | |
3599 | struct parsed_vndr_ie_info *vndrie_info; | |
3600 | s32 i; | |
3601 | u8 *ptr; | |
3e4f319d | 3602 | int remained_buf_len; |
1a873342 | 3603 | |
1332e26e AS |
3604 | if (!vif) |
3605 | return -ENODEV; | |
3606 | ifp = vif->ifp; | |
3607 | saved_ie = &vif->saved_ie; | |
3608 | ||
d96b801f | 3609 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3610 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3611 | if (!iovar_ie_buf) | |
3612 | return -ENOMEM; | |
3613 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3614 | switch (pktflag) { |
3615 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3616 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3617 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3618 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3619 | break; | |
3620 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3621 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3622 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3623 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3624 | break; | |
3625 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3626 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3627 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3628 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3629 | break; | |
3630 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3631 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3632 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3633 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3634 | break; | |
3635 | default: | |
3636 | err = -EPERM; | |
3637 | brcmf_err("not suitable type\n"); | |
3638 | goto exit; | |
1a873342 HM |
3639 | } |
3640 | ||
3641 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3642 | err = -ENOMEM; | |
57d6e91a | 3643 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3644 | goto exit; |
3645 | } | |
3646 | ||
3647 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3648 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3649 | ptr = curr_ie_buf; | |
3650 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3651 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3652 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3653 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3654 | vndrie_info->ie_len); | |
3655 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3656 | } | |
3657 | } | |
3658 | ||
b41fc3d7 | 3659 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3660 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3661 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3662 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3663 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3664 | goto exit; |
3665 | } | |
3666 | ||
3667 | /* parse old vndr_ie */ | |
3668 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3669 | ||
3670 | /* make a command to delete old ie */ | |
3671 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3672 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3673 | ||
d96b801f AS |
3674 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3675 | vndrie_info->vndrie.id, | |
3676 | vndrie_info->vndrie.len, | |
3677 | vndrie_info->vndrie.oui[0], | |
3678 | vndrie_info->vndrie.oui[1], | |
3679 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3680 | |
3681 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3682 | vndrie_info->ie_ptr, | |
3683 | vndrie_info->ie_len, | |
3684 | "del"); | |
3685 | curr_ie_buf += del_add_ie_buf_len; | |
3686 | total_ie_buf_len += del_add_ie_buf_len; | |
3687 | } | |
3688 | } | |
3689 | ||
3690 | *mgmt_ie_len = 0; | |
3691 | /* Add if there is any extra IE */ | |
3692 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3693 | ptr = mgmt_ie_buf; | |
3694 | ||
3695 | remained_buf_len = mgmt_ie_buf_len; | |
3696 | ||
3697 | /* make a command to add new ie */ | |
3698 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3699 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3700 | ||
b41fc3d7 HM |
3701 | /* verify remained buf size before copy data */ |
3702 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3703 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3704 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3705 | remained_buf_len); | |
b41fc3d7 HM |
3706 | break; |
3707 | } | |
3708 | remained_buf_len -= (vndrie_info->ie_len + | |
3709 | VNDR_IE_VSIE_OFFSET); | |
3710 | ||
d96b801f AS |
3711 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3712 | vndrie_info->vndrie.id, | |
3713 | vndrie_info->vndrie.len, | |
3714 | vndrie_info->vndrie.oui[0], | |
3715 | vndrie_info->vndrie.oui[1], | |
3716 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3717 | |
3718 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3719 | vndrie_info->ie_ptr, | |
3720 | vndrie_info->ie_len, | |
3721 | "add"); | |
1a873342 HM |
3722 | |
3723 | /* save the parsed IE in wl struct */ | |
3724 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3725 | vndrie_info->ie_len); | |
3726 | *mgmt_ie_len += vndrie_info->ie_len; | |
3727 | ||
3728 | curr_ie_buf += del_add_ie_buf_len; | |
3729 | total_ie_buf_len += del_add_ie_buf_len; | |
3730 | } | |
3731 | } | |
3732 | if (total_ie_buf_len) { | |
c1179033 | 3733 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3734 | total_ie_buf_len); |
1a873342 | 3735 | if (err) |
57d6e91a | 3736 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3737 | } |
3738 | ||
3739 | exit: | |
3740 | kfree(iovar_ie_buf); | |
3741 | return err; | |
3742 | } | |
3743 | ||
5f4f9f11 AS |
3744 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3745 | { | |
3746 | s32 pktflags[] = { | |
3747 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3748 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3749 | BRCMF_VNDR_IE_BEACON_FLAG | |
3750 | }; | |
3751 | int i; | |
3752 | ||
3753 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3754 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3755 | ||
3756 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3757 | return 0; | |
3758 | } | |
3759 | ||
a0f07959 HM |
3760 | static s32 |
3761 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3762 | struct cfg80211_beacon_data *beacon) | |
3763 | { | |
3764 | s32 err; | |
3765 | ||
3766 | /* Set Beacon IEs to FW */ | |
3767 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3768 | beacon->tail, beacon->tail_len); | |
3769 | if (err) { | |
3770 | brcmf_err("Set Beacon IE Failed\n"); | |
3771 | return err; | |
3772 | } | |
3773 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3774 | ||
3775 | /* Set Probe Response IEs to FW */ | |
3776 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3777 | beacon->proberesp_ies, | |
3778 | beacon->proberesp_ies_len); | |
3779 | if (err) | |
3780 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3781 | else | |
3782 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3783 | ||
3784 | return err; | |
3785 | } | |
3786 | ||
1a873342 HM |
3787 | static s32 |
3788 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3789 | struct cfg80211_ap_settings *settings) | |
3790 | { | |
3791 | s32 ie_offset; | |
1c9d30cf | 3792 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3793 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3794 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3795 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3796 | s32 err = -EPERM; |
4b5800fe JB |
3797 | const struct brcmf_tlv *rsn_ie; |
3798 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3799 | struct brcmf_join_params join_params; |
a0f07959 HM |
3800 | enum nl80211_iftype dev_role; |
3801 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3802 | u16 chanspec; |
1a873342 | 3803 | |
06c01585 AS |
3804 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3805 | settings->chandef.chan->hw_value, | |
3806 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3807 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3808 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3809 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3810 | settings->inactivity_timeout); | |
1a873342 | 3811 | |
426d0a56 | 3812 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3813 | |
3814 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3815 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3816 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3817 | ssid_ie = brcmf_parse_tlvs( | |
3818 | (u8 *)&settings->beacon.head[ie_offset], | |
3819 | settings->beacon.head_len - ie_offset, | |
3820 | WLAN_EID_SSID); | |
3821 | if (!ssid_ie) | |
3822 | return -EINVAL; | |
3823 | ||
3824 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3825 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3826 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3827 | } else { |
3828 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3829 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3830 | } | |
3831 | ||
f96aa07e | 3832 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3833 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3834 | |
3835 | /* find the RSN_IE */ | |
3836 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3837 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3838 | ||
3839 | /* find the WPA_IE */ | |
3840 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3841 | settings->beacon.tail_len); | |
3842 | ||
1a873342 | 3843 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3844 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3845 | if (wpa_ie != NULL) { |
3846 | /* WPA IE */ | |
34778529 | 3847 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3848 | if (err < 0) |
3849 | goto exit; | |
1a873342 HM |
3850 | } else { |
3851 | /* RSN IE */ | |
3852 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3853 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3854 | if (err < 0) |
3855 | goto exit; | |
1a873342 | 3856 | } |
1a873342 | 3857 | } else { |
d96b801f | 3858 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3859 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3860 | } |
1a873342 | 3861 | |
a0f07959 | 3862 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3863 | |
600a897d | 3864 | chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef); |
06c01585 | 3865 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); |
1c9d30cf | 3866 | if (err < 0) { |
06c01585 | 3867 | brcmf_err("Set Channel failed: chspec=%d, %d\n", chanspec, err); |
1c9d30cf HM |
3868 | goto exit; |
3869 | } | |
3870 | ||
1a873342 | 3871 | if (settings->beacon_interval) { |
ac24be6f | 3872 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3873 | settings->beacon_interval); |
1a873342 | 3874 | if (err < 0) { |
57d6e91a | 3875 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3876 | goto exit; |
3877 | } | |
3878 | } | |
3879 | if (settings->dtim_period) { | |
ac24be6f | 3880 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3881 | settings->dtim_period); |
1a873342 | 3882 | if (err < 0) { |
57d6e91a | 3883 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3884 | goto exit; |
3885 | } | |
3886 | } | |
a0f07959 HM |
3887 | |
3888 | if (dev_role == NL80211_IFTYPE_AP) { | |
3889 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3890 | if (err < 0) { | |
3891 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3892 | goto exit; | |
3893 | } | |
2880b868 | 3894 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3895 | } |
3896 | ||
a0f07959 | 3897 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3898 | if (err < 0) { |
a0f07959 | 3899 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3900 | goto exit; |
3901 | } | |
a0f07959 HM |
3902 | if (dev_role == NL80211_IFTYPE_AP) { |
3903 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3904 | if (err < 0) { | |
3905 | brcmf_err("setting AP mode failed %d\n", err); | |
3906 | goto exit; | |
3907 | } | |
3908 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3909 | if (err < 0) { | |
3910 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3911 | goto exit; | |
3912 | } | |
3913 | ||
3914 | memset(&join_params, 0, sizeof(join_params)); | |
3915 | /* join parameters starts with ssid */ | |
3916 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3917 | /* create softap */ | |
3918 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3919 | &join_params, sizeof(join_params)); | |
3920 | if (err < 0) { | |
3921 | brcmf_err("SET SSID error (%d)\n", err); | |
3922 | goto exit; | |
3923 | } | |
3924 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3925 | } else { | |
3926 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3927 | sizeof(ssid_le)); | |
3928 | if (err < 0) { | |
3929 | brcmf_err("setting ssid failed %d\n", err); | |
3930 | goto exit; | |
3931 | } | |
3932 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3933 | bss_enable.enable = cpu_to_le32(1); | |
3934 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3935 | sizeof(bss_enable)); | |
3936 | if (err < 0) { | |
3937 | brcmf_err("bss_enable config failed %d\n", err); | |
3938 | goto exit; | |
3939 | } | |
3940 | ||
3941 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3942 | } | |
c1179033 AS |
3943 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3944 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3945 | |
3946 | exit: | |
b3657453 | 3947 | if (err) { |
f96aa07e | 3948 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3949 | brcmf_configure_arp_offload(ifp, true); |
3950 | } | |
1a873342 HM |
3951 | return err; |
3952 | } | |
3953 | ||
3954 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3955 | { | |
c1179033 | 3956 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3957 | s32 err; |
426d0a56 | 3958 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3959 | struct brcmf_join_params join_params; |
1a873342 | 3960 | |
d96b801f | 3961 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3962 | |
426d0a56 | 3963 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3964 | /* Due to most likely deauths outstanding we sleep */ |
3965 | /* first to make sure they get processed by fw. */ | |
3966 | msleep(400); | |
5c33a942 HM |
3967 | |
3968 | memset(&join_params, 0, sizeof(join_params)); | |
3969 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3970 | &join_params, sizeof(join_params)); | |
3971 | if (err < 0) | |
3972 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3973 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3974 | if (err < 0) |
57d6e91a | 3975 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3976 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3977 | if (err < 0) | |
3978 | brcmf_err("setting AP mode failed %d\n", err); | |
3979 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3980 | if (err < 0) | |
3981 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3982 | } else { |
3983 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3984 | bss_enable.enable = cpu_to_le32(0); | |
3985 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3986 | sizeof(bss_enable)); | |
3987 | if (err < 0) | |
3988 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3989 | } |
f96aa07e | 3990 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3991 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3992 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3993 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3994 | ||
1a873342 HM |
3995 | return err; |
3996 | } | |
3997 | ||
a0f07959 HM |
3998 | static s32 |
3999 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4000 | struct cfg80211_beacon_data *info) | |
4001 | { | |
a0f07959 HM |
4002 | struct brcmf_if *ifp = netdev_priv(ndev); |
4003 | s32 err; | |
4004 | ||
4005 | brcmf_dbg(TRACE, "Enter\n"); | |
4006 | ||
a0f07959 HM |
4007 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4008 | ||
4009 | return err; | |
4010 | } | |
4011 | ||
1a873342 HM |
4012 | static int |
4013 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 4014 | const u8 *mac) |
1a873342 | 4015 | { |
a0f07959 | 4016 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4017 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4018 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4019 | s32 err; |
4020 | ||
4021 | if (!mac) | |
4022 | return -EFAULT; | |
4023 | ||
d96b801f | 4024 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 4025 | |
a0f07959 HM |
4026 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4027 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4028 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4029 | return -EIO; |
4030 | ||
4031 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
4032 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 4033 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4034 | &scbval, sizeof(scbval)); |
1a873342 | 4035 | if (err) |
57d6e91a | 4036 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4037 | |
d96b801f | 4038 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4039 | return err; |
4040 | } | |
4041 | ||
0de8aace HM |
4042 | |
4043 | static void | |
4044 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4045 | struct wireless_dev *wdev, | |
4046 | u16 frame_type, bool reg) | |
4047 | { | |
7fa2e352 | 4048 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4049 | u16 mgmt_type; |
4050 | ||
4051 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4052 | ||
4053 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4054 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4055 | if (reg) |
4056 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4057 | else | |
318a64ce | 4058 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4059 | } |
4060 | ||
4061 | ||
4062 | static int | |
4063 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4064 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4065 | { |
4066 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4067 | struct ieee80211_channel *chan = params->chan; |
4068 | const u8 *buf = params->buf; | |
4069 | size_t len = params->len; | |
0de8aace HM |
4070 | const struct ieee80211_mgmt *mgmt; |
4071 | struct brcmf_cfg80211_vif *vif; | |
4072 | s32 err = 0; | |
4073 | s32 ie_offset; | |
4074 | s32 ie_len; | |
18e2f61d HM |
4075 | struct brcmf_fil_action_frame_le *action_frame; |
4076 | struct brcmf_fil_af_params_le *af_params; | |
4077 | bool ack; | |
4078 | s32 chan_nr; | |
c2ff8cad | 4079 | u32 freq; |
0de8aace HM |
4080 | |
4081 | brcmf_dbg(TRACE, "Enter\n"); | |
4082 | ||
4083 | *cookie = 0; | |
4084 | ||
4085 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4086 | ||
a0f07959 HM |
4087 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4088 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4089 | return -EPERM; | |
4090 | } | |
0de8aace | 4091 | |
c2ff8cad AQ |
4092 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4093 | ||
a0f07959 HM |
4094 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4095 | /* Right now the only reason to get a probe response */ | |
4096 | /* is for p2p listen response or for p2p GO from */ | |
4097 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4098 | /* on primary ndev, while dongle wants it on the p2p */ | |
4099 | /* vif. Since this is only reason for a probe */ | |
4100 | /* response to be sent, the vif is taken from cfg. */ | |
4101 | /* If ever desired to send proberesp for non p2p */ | |
4102 | /* response then data should be checked for */ | |
4103 | /* "DIRECT-". Note in future supplicant will take */ | |
4104 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4105 | /* is not needed anymore. */ | |
4106 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4107 | DOT11_BCN_PRB_FIXED_LEN; | |
4108 | ie_len = len - ie_offset; | |
a0f07959 | 4109 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4110 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4111 | err = brcmf_vif_set_mgmt_ie(vif, |
4112 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4113 | &buf[ie_offset], | |
4114 | ie_len); | |
4115 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4116 | GFP_KERNEL); | |
18e2f61d HM |
4117 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4118 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4119 | if (af_params == NULL) { | |
4120 | brcmf_err("unable to allocate frame\n"); | |
4121 | err = -ENOMEM; | |
4122 | goto exit; | |
4123 | } | |
4124 | action_frame = &af_params->action_frame; | |
4125 | /* Add the packet Id */ | |
4126 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4127 | /* Add BSSID */ | |
4128 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4129 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4130 | /* Add the length exepted for 802.11 header */ | |
4131 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4132 | /* Add the channel. Use the one specified as parameter if any or |
4133 | * the current one (got from the firmware) otherwise | |
4134 | */ | |
4135 | if (chan) | |
4136 | freq = chan->center_freq; | |
4137 | else | |
4138 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4139 | &freq); | |
4140 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4141 | af_params->channel = cpu_to_le32(chan_nr); |
4142 | ||
4143 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4144 | le16_to_cpu(action_frame->len)); | |
4145 | ||
4146 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4147 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4148 | |
7fa2e352 | 4149 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4150 | af_params); |
4151 | ||
4152 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4153 | GFP_KERNEL); | |
4154 | kfree(af_params); | |
a0f07959 HM |
4155 | } else { |
4156 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4157 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4158 | } |
a0f07959 | 4159 | |
18e2f61d | 4160 | exit: |
0de8aace HM |
4161 | return err; |
4162 | } | |
4163 | ||
4164 | ||
4165 | static int | |
4166 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4167 | struct wireless_dev *wdev, | |
4168 | u64 cookie) | |
4169 | { | |
4170 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4171 | struct brcmf_cfg80211_vif *vif; | |
4172 | int err = 0; | |
4173 | ||
4174 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4175 | ||
4176 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4177 | if (vif == NULL) { | |
4178 | brcmf_err("No p2p device available for probe response\n"); | |
4179 | err = -ENODEV; | |
4180 | goto exit; | |
4181 | } | |
4182 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4183 | exit: | |
4184 | return err; | |
4185 | } | |
4186 | ||
61730d4d PH |
4187 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4188 | struct wireless_dev *wdev, | |
4189 | enum nl80211_crit_proto_id proto, | |
4190 | u16 duration) | |
4191 | { | |
4192 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4193 | struct brcmf_cfg80211_vif *vif; | |
4194 | ||
4195 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4196 | ||
4197 | /* only DHCP support for now */ | |
4198 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4199 | return -EINVAL; | |
4200 | ||
4201 | /* suppress and abort scanning */ | |
4202 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4203 | brcmf_abort_scanning(cfg); | |
4204 | ||
4205 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4206 | } | |
4207 | ||
4208 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4209 | struct wireless_dev *wdev) | |
4210 | { | |
4211 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4212 | struct brcmf_cfg80211_vif *vif; | |
4213 | ||
4214 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4215 | ||
4216 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4217 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4218 | } | |
4219 | ||
89c2f382 AS |
4220 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4221 | { | |
4222 | int ret; | |
4223 | ||
4224 | switch (oper) { | |
4225 | case NL80211_TDLS_DISCOVERY_REQ: | |
4226 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4227 | break; | |
4228 | case NL80211_TDLS_SETUP: | |
4229 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4230 | break; | |
4231 | case NL80211_TDLS_TEARDOWN: | |
4232 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4233 | break; | |
4234 | default: | |
4235 | brcmf_err("unsupported operation: %d\n", oper); | |
4236 | ret = -EOPNOTSUPP; | |
4237 | } | |
4238 | return ret; | |
4239 | } | |
4240 | ||
4241 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4242 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4243 | enum nl80211_tdls_operation oper) |
4244 | { | |
4245 | struct brcmf_if *ifp; | |
4246 | struct brcmf_tdls_iovar_le info; | |
4247 | int ret = 0; | |
4248 | ||
4249 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4250 | if (ret < 0) | |
4251 | return ret; | |
4252 | ||
4253 | ifp = netdev_priv(ndev); | |
4254 | memset(&info, 0, sizeof(info)); | |
4255 | info.mode = (u8)ret; | |
4256 | if (peer) | |
4257 | memcpy(info.ea, peer, ETH_ALEN); | |
4258 | ||
4259 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4260 | &info, sizeof(info)); | |
4261 | if (ret < 0) | |
4262 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4263 | ||
4264 | return ret; | |
4265 | } | |
4266 | ||
5b435de0 | 4267 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4268 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4269 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4270 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4271 | .scan = brcmf_cfg80211_scan, | |
4272 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4273 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4274 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4275 | .get_station = brcmf_cfg80211_get_station, | |
4276 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4277 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4278 | .add_key = brcmf_cfg80211_add_key, | |
4279 | .del_key = brcmf_cfg80211_del_key, | |
4280 | .get_key = brcmf_cfg80211_get_key, | |
4281 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4282 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4283 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4284 | .connect = brcmf_cfg80211_connect, |
4285 | .disconnect = brcmf_cfg80211_disconnect, | |
4286 | .suspend = brcmf_cfg80211_suspend, | |
4287 | .resume = brcmf_cfg80211_resume, | |
4288 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4289 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4290 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4291 | .start_ap = brcmf_cfg80211_start_ap, |
4292 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4293 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4294 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4295 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4296 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4297 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4298 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4299 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4300 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4301 | .start_p2p_device = brcmf_p2p_start_device, |
4302 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4303 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4304 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4305 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
e3335476 | 4306 | CFG80211_TESTMODE_CMD(brcmf_cfg80211_testmode) |
5b435de0 AS |
4307 | }; |
4308 | ||
e5806072 AS |
4309 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4310 | { | |
e5806072 AS |
4311 | /* scheduled scan settings */ |
4312 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4313 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4314 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4315 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
4316 | } |
4317 | ||
9f440b7b AS |
4318 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
4319 | { | |
dded3d53 | 4320 | .max = 2, |
9f440b7b AS |
4321 | .types = BIT(NL80211_IFTYPE_STATION) | |
4322 | BIT(NL80211_IFTYPE_ADHOC) | | |
4323 | BIT(NL80211_IFTYPE_AP) | |
4324 | }, | |
4325 | { | |
4326 | .max = 1, | |
4327 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4328 | BIT(NL80211_IFTYPE_P2P_GO) | |
4329 | }, | |
9af221b3 AS |
4330 | { |
4331 | .max = 1, | |
4332 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
4333 | } | |
9f440b7b AS |
4334 | }; |
4335 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
4336 | { | |
dded3d53 | 4337 | .max_interfaces = BRCMF_IFACE_MAX_CNT, |
1c9d30cf | 4338 | .num_different_channels = 2, |
9f440b7b AS |
4339 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), |
4340 | .limits = brcmf_iface_limits | |
4341 | } | |
4342 | }; | |
4343 | ||
0de8aace HM |
4344 | static const struct ieee80211_txrx_stypes |
4345 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
4346 | [NL80211_IFTYPE_STATION] = { | |
4347 | .tx = 0xffff, | |
4348 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4349 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4350 | }, | |
4351 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
4352 | .tx = 0xffff, | |
4353 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4354 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4355 | }, | |
4356 | [NL80211_IFTYPE_P2P_GO] = { | |
4357 | .tx = 0xffff, | |
4358 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
4359 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
4360 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
4361 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
4362 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
4363 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
4364 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
bffc61c9 AS |
4365 | }, |
4366 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
4367 | .tx = 0xffff, | |
4368 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4369 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
0de8aace HM |
4370 | } |
4371 | }; | |
4372 | ||
3eacf866 | 4373 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4374 | { |
3eacf866 | 4375 | struct wiphy *wiphy; |
5b435de0 AS |
4376 | s32 err = 0; |
4377 | ||
3eacf866 AS |
4378 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4379 | if (!wiphy) { | |
57d6e91a | 4380 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4381 | return ERR_PTR(-ENOMEM); |
4382 | } | |
4383 | set_wiphy_dev(wiphy, phydev); | |
4384 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4385 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4386 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4387 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4388 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4389 | BIT(NL80211_IFTYPE_AP) | |
4390 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
9af221b3 AS |
4391 | BIT(NL80211_IFTYPE_P2P_GO) | |
4392 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
9f440b7b AS |
4393 | wiphy->iface_combinations = brcmf_iface_combos; |
4394 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 | 4395 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
3eacf866 AS |
4396 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4397 | wiphy->cipher_suites = __wl_cipher_suites; | |
4398 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace | 4399 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6eda4e2c | 4400 | WIPHY_FLAG_OFFCHAN_TX | |
89c2f382 AS |
4401 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
4402 | WIPHY_FLAG_SUPPORTS_TDLS; | |
604bf237 DK |
4403 | if (!brcmf_roamoff) |
4404 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
0de8aace HM |
4405 | wiphy->mgmt_stypes = brcmf_txrx_stypes; |
4406 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 | 4407 | brcmf_wiphy_pno_params(wiphy); |
d48200ba | 4408 | brcmf_dbg(INFO, "Registering custom regulatory\n"); |
a2f73b6c | 4409 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
d48200ba | 4410 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); |
3eacf866 | 4411 | err = wiphy_register(wiphy); |
5b435de0 | 4412 | if (err < 0) { |
57d6e91a | 4413 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4414 | wiphy_free(wiphy); |
4415 | return ERR_PTR(err); | |
5b435de0 | 4416 | } |
3eacf866 AS |
4417 | return wiphy; |
4418 | } | |
4419 | ||
3eacf866 | 4420 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4421 | enum nl80211_iftype type, |
4422 | bool pm_block) | |
3eacf866 AS |
4423 | { |
4424 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4425 | |
33a6b157 | 4426 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4427 | sizeof(*vif)); |
3eacf866 AS |
4428 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4429 | if (!vif) | |
4430 | return ERR_PTR(-ENOMEM); | |
4431 | ||
4432 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4433 | vif->wdev.iftype = type; |
5b435de0 | 4434 | |
3eacf866 AS |
4435 | vif->pm_block = pm_block; |
4436 | vif->roam_off = -1; | |
4437 | ||
6ac4f4ed AS |
4438 | brcmf_init_prof(&vif->profile); |
4439 | ||
3eacf866 | 4440 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4441 | return vif; |
5b435de0 AS |
4442 | } |
4443 | ||
427dec5f | 4444 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4445 | { |
3eacf866 | 4446 | list_del(&vif->list); |
3eacf866 | 4447 | kfree(vif); |
5b435de0 AS |
4448 | } |
4449 | ||
9df4d542 AS |
4450 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4451 | { | |
4452 | struct brcmf_cfg80211_vif *vif; | |
4453 | struct brcmf_if *ifp; | |
4454 | ||
4455 | ifp = netdev_priv(ndev); | |
4456 | vif = ifp->vif; | |
4457 | ||
4458 | brcmf_free_vif(vif); | |
4459 | free_netdev(ndev); | |
4460 | } | |
4461 | ||
903e0eee | 4462 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4463 | { |
5c36b99a AS |
4464 | u32 event = e->event_code; |
4465 | u32 status = e->status; | |
5b435de0 AS |
4466 | |
4467 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4468 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4469 | return true; |
4470 | } | |
4471 | ||
4472 | return false; | |
4473 | } | |
4474 | ||
903e0eee | 4475 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4476 | { |
5c36b99a AS |
4477 | u32 event = e->event_code; |
4478 | u16 flags = e->flags; | |
5b435de0 | 4479 | |
68ca395f HM |
4480 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4481 | (event == BRCMF_E_DISASSOC_IND) || | |
4482 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4483 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4484 | return true; |
4485 | } | |
4486 | return false; | |
4487 | } | |
4488 | ||
27a68fe3 | 4489 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4490 | const struct brcmf_event_msg *e) |
4491 | { | |
5c36b99a AS |
4492 | u32 event = e->event_code; |
4493 | u32 status = e->status; | |
5b435de0 AS |
4494 | |
4495 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4496 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4497 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4498 | return true; |
4499 | } | |
4500 | ||
4501 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4502 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4503 | return true; |
4504 | } | |
4505 | ||
4506 | return false; | |
4507 | } | |
4508 | ||
27a68fe3 | 4509 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4510 | { |
27a68fe3 | 4511 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4512 | |
4513 | kfree(conn_info->req_ie); | |
4514 | conn_info->req_ie = NULL; | |
4515 | conn_info->req_ie_len = 0; | |
4516 | kfree(conn_info->resp_ie); | |
4517 | conn_info->resp_ie = NULL; | |
4518 | conn_info->resp_ie_len = 0; | |
4519 | } | |
4520 | ||
89286dc9 HM |
4521 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4522 | struct brcmf_if *ifp) | |
5b435de0 | 4523 | { |
c4e382d2 | 4524 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4525 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4526 | u32 req_len; |
4527 | u32 resp_len; | |
4528 | s32 err = 0; | |
4529 | ||
27a68fe3 | 4530 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4531 | |
ac24be6f AS |
4532 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4533 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4534 | if (err) { |
57d6e91a | 4535 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4536 | return err; |
4537 | } | |
c4e382d2 | 4538 | assoc_info = |
27a68fe3 | 4539 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4540 | req_len = le32_to_cpu(assoc_info->req_len); |
4541 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4542 | if (req_len) { |
ac24be6f | 4543 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4544 | cfg->extra_buf, |
4545 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4546 | if (err) { |
57d6e91a | 4547 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4548 | return err; |
4549 | } | |
4550 | conn_info->req_ie_len = req_len; | |
4551 | conn_info->req_ie = | |
27a68fe3 | 4552 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4553 | GFP_KERNEL); |
4554 | } else { | |
4555 | conn_info->req_ie_len = 0; | |
4556 | conn_info->req_ie = NULL; | |
4557 | } | |
4558 | if (resp_len) { | |
ac24be6f | 4559 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4560 | cfg->extra_buf, |
4561 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4562 | if (err) { |
57d6e91a | 4563 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4564 | return err; |
4565 | } | |
4566 | conn_info->resp_ie_len = resp_len; | |
4567 | conn_info->resp_ie = | |
27a68fe3 | 4568 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4569 | GFP_KERNEL); |
4570 | } else { | |
4571 | conn_info->resp_ie_len = 0; | |
4572 | conn_info->resp_ie = NULL; | |
4573 | } | |
16886735 AS |
4574 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4575 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4576 | |
4577 | return err; | |
4578 | } | |
4579 | ||
4580 | static s32 | |
27a68fe3 | 4581 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4582 | struct net_device *ndev, |
4583 | const struct brcmf_event_msg *e) | |
4584 | { | |
c1179033 AS |
4585 | struct brcmf_if *ifp = netdev_priv(ndev); |
4586 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4587 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4588 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4589 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4590 | struct ieee80211_supported_band *band; |
a180b83b | 4591 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4592 | struct brcmu_chan ch; |
5b435de0 AS |
4593 | u32 freq; |
4594 | s32 err = 0; | |
a180b83b | 4595 | u8 *buf; |
5b435de0 | 4596 | |
d96b801f | 4597 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4598 | |
89286dc9 | 4599 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4600 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4601 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4602 | |
a180b83b FL |
4603 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4604 | if (buf == NULL) { | |
4605 | err = -ENOMEM; | |
4606 | goto done; | |
4607 | } | |
4608 | ||
4609 | /* data sent to dongle has to be little endian */ | |
4610 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4611 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4612 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4613 | |
4614 | if (err) | |
4615 | goto done; | |
5b435de0 | 4616 | |
a180b83b | 4617 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4618 | ch.chspec = le16_to_cpu(bi->chanspec); |
4619 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4620 | |
83cf17aa | 4621 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4622 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4623 | else | |
4624 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4625 | ||
83cf17aa | 4626 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4627 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4628 | ||
a180b83b FL |
4629 | done: |
4630 | kfree(buf); | |
06bb123e | 4631 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4632 | conn_info->req_ie, conn_info->req_ie_len, |
4633 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4634 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4635 | |
c1179033 | 4636 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4637 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4638 | return err; |
4639 | } | |
4640 | ||
4641 | static s32 | |
27a68fe3 | 4642 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4643 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4644 | bool completed) | |
4645 | { | |
c1179033 AS |
4646 | struct brcmf_if *ifp = netdev_priv(ndev); |
4647 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4648 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4649 | |
d96b801f | 4650 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4651 | |
c1179033 AS |
4652 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4653 | &ifp->vif->sme_state)) { | |
5b435de0 | 4654 | if (completed) { |
89286dc9 | 4655 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4656 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4657 | brcmf_update_bss_info(cfg, ifp); |
4658 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4659 | &ifp->vif->sme_state); | |
5b435de0 AS |
4660 | } |
4661 | cfg80211_connect_result(ndev, | |
06bb123e | 4662 | (u8 *)profile->bssid, |
5b435de0 AS |
4663 | conn_info->req_ie, |
4664 | conn_info->req_ie_len, | |
4665 | conn_info->resp_ie, | |
4666 | conn_info->resp_ie_len, | |
4667 | completed ? WLAN_STATUS_SUCCESS : | |
4668 | WLAN_STATUS_AUTH_TIMEOUT, | |
4669 | GFP_KERNEL); | |
16886735 AS |
4670 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4671 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4672 | } |
d96b801f | 4673 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4674 | return 0; |
5b435de0 AS |
4675 | } |
4676 | ||
4677 | static s32 | |
27a68fe3 | 4678 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4679 | struct net_device *ndev, |
4680 | const struct brcmf_event_msg *e, void *data) | |
4681 | { | |
7ee29602 | 4682 | static int generation; |
5c36b99a AS |
4683 | u32 event = e->event_code; |
4684 | u32 reason = e->reason; | |
1a873342 HM |
4685 | struct station_info sinfo; |
4686 | ||
16886735 | 4687 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4688 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4689 | ndev != cfg_to_ndev(cfg)) { | |
4690 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4691 | complete(&cfg->vif_disabled); | |
4692 | return 0; | |
4693 | } | |
1a873342 | 4694 | |
1a873342 | 4695 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4696 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4697 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4698 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4699 | if (!data) { | |
57d6e91a | 4700 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4701 | return -EINVAL; |
4702 | } | |
4703 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4704 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4705 | generation++; |
4706 | sinfo.generation = generation; | |
7ee29602 | 4707 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4708 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4709 | (event == BRCMF_E_DEAUTH_IND) || | |
4710 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4711 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4712 | } |
7ee29602 | 4713 | return 0; |
1a873342 HM |
4714 | } |
4715 | ||
5b435de0 | 4716 | static s32 |
1993732e | 4717 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4718 | const struct brcmf_event_msg *e, void *data) |
4719 | { | |
1993732e AS |
4720 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4721 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4722 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4723 | struct ieee80211_channel *chan; |
5b435de0 AS |
4724 | s32 err = 0; |
4725 | ||
967fe2c8 | 4726 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4727 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4728 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4729 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4730 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4731 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4732 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4733 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4734 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4735 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4736 | &ifp->vif->sme_state); | |
4737 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4738 | &ifp->vif->sme_state); | |
5b435de0 | 4739 | } else |
27a68fe3 | 4740 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4741 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4742 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4743 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4744 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4745 | } |
903e0eee | 4746 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4747 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4748 | if (ndev != cfg_to_ndev(cfg)) |
4749 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4750 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4751 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4752 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4753 | &ifp->vif->sme_state); | |
5b435de0 | 4754 | else |
27a68fe3 | 4755 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4756 | } |
4757 | ||
4758 | return err; | |
4759 | } | |
4760 | ||
4761 | static s32 | |
1993732e | 4762 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4763 | const struct brcmf_event_msg *e, void *data) |
4764 | { | |
1993732e | 4765 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4766 | u32 event = e->event_code; |
4767 | u32 status = e->status; | |
5b435de0 AS |
4768 | |
4769 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4770 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4771 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4772 | else |
1993732e | 4773 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4774 | } |
4775 | ||
12f32370 | 4776 | return 0; |
5b435de0 AS |
4777 | } |
4778 | ||
4779 | static s32 | |
1993732e | 4780 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4781 | const struct brcmf_event_msg *e, void *data) |
4782 | { | |
5c36b99a | 4783 | u16 flags = e->flags; |
5b435de0 AS |
4784 | enum nl80211_key_type key_type; |
4785 | ||
4786 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4787 | key_type = NL80211_KEYTYPE_GROUP; | |
4788 | else | |
4789 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4790 | ||
1993732e | 4791 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4792 | NULL, GFP_KERNEL); |
4793 | ||
4794 | return 0; | |
4795 | } | |
4796 | ||
d3c0b633 AS |
4797 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4798 | const struct brcmf_event_msg *e, void *data) | |
4799 | { | |
4800 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4801 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4802 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4803 | struct brcmf_cfg80211_vif *vif; | |
4804 | ||
4805 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4806 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4807 | ifevent->bssidx); | |
4808 | ||
d3c0b633 AS |
4809 | mutex_lock(&event->vif_event_lock); |
4810 | event->action = ifevent->action; | |
4811 | vif = event->vif; | |
4812 | ||
4813 | switch (ifevent->action) { | |
4814 | case BRCMF_E_IF_ADD: | |
4815 | /* waiting process may have timed out */ | |
dc4a787c WY |
4816 | if (!cfg->vif_event.vif) { |
4817 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4818 | return -EBADF; |
dc4a787c | 4819 | } |
d3c0b633 AS |
4820 | |
4821 | ifp->vif = vif; | |
4822 | vif->ifp = ifp; | |
01b8e7db AS |
4823 | if (ifp->ndev) { |
4824 | vif->wdev.netdev = ifp->ndev; | |
4825 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4826 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4827 | } | |
d3c0b633 AS |
4828 | mutex_unlock(&event->vif_event_lock); |
4829 | wake_up(&event->vif_wq); | |
4b3a89de | 4830 | return 0; |
d3c0b633 AS |
4831 | |
4832 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4833 | mutex_unlock(&event->vif_event_lock); |
4834 | /* event may not be upon user request */ | |
4835 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4836 | wake_up(&event->vif_wq); | |
4837 | return 0; | |
4838 | ||
7a5c1f64 HM |
4839 | case BRCMF_E_IF_CHANGE: |
4840 | mutex_unlock(&event->vif_event_lock); | |
4841 | wake_up(&event->vif_wq); | |
4842 | return 0; | |
4843 | ||
d3c0b633 AS |
4844 | default: |
4845 | mutex_unlock(&event->vif_event_lock); | |
4846 | break; | |
4847 | } | |
4848 | return -EINVAL; | |
4849 | } | |
4850 | ||
5b435de0 AS |
4851 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4852 | { | |
5b435de0 AS |
4853 | conf->frag_threshold = (u32)-1; |
4854 | conf->rts_threshold = (u32)-1; | |
4855 | conf->retry_short = (u32)-1; | |
4856 | conf->retry_long = (u32)-1; | |
4857 | conf->tx_power = -1; | |
4858 | } | |
4859 | ||
5c36b99a | 4860 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4861 | { |
5c36b99a AS |
4862 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4863 | brcmf_notify_connect_status); | |
4864 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4865 | brcmf_notify_connect_status); | |
4866 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4867 | brcmf_notify_connect_status); | |
4868 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4869 | brcmf_notify_connect_status); | |
4870 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4871 | brcmf_notify_connect_status); | |
4872 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4873 | brcmf_notify_connect_status); | |
4874 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4875 | brcmf_notify_roaming_status); | |
4876 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4877 | brcmf_notify_mic_status); | |
4878 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4879 | brcmf_notify_connect_status); | |
4880 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4881 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4882 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4883 | brcmf_notify_vif_event); | |
0de8aace | 4884 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4885 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4886 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4887 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4888 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4889 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4890 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4891 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4892 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4893 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4894 | } |
4895 | ||
27a68fe3 AS |
4896 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4897 | { | |
27a68fe3 AS |
4898 | kfree(cfg->conf); |
4899 | cfg->conf = NULL; | |
27a68fe3 AS |
4900 | kfree(cfg->escan_ioctl_buf); |
4901 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4902 | kfree(cfg->extra_buf); |
4903 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4904 | kfree(cfg->pmk_list); |
4905 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4906 | } |
4907 | ||
4908 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4909 | { | |
27a68fe3 AS |
4910 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4911 | if (!cfg->conf) | |
5b435de0 | 4912 | goto init_priv_mem_out; |
27a68fe3 AS |
4913 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4914 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4915 | goto init_priv_mem_out; |
27a68fe3 AS |
4916 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4917 | if (!cfg->extra_buf) | |
5b435de0 | 4918 | goto init_priv_mem_out; |
27a68fe3 AS |
4919 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4920 | if (!cfg->pmk_list) | |
5b435de0 AS |
4921 | goto init_priv_mem_out; |
4922 | ||
4923 | return 0; | |
4924 | ||
4925 | init_priv_mem_out: | |
27a68fe3 | 4926 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4927 | |
4928 | return -ENOMEM; | |
4929 | } | |
4930 | ||
27a68fe3 | 4931 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4932 | { |
4933 | s32 err = 0; | |
4934 | ||
27a68fe3 AS |
4935 | cfg->scan_request = NULL; |
4936 | cfg->pwr_save = true; | |
68ca395f HM |
4937 | cfg->active_scan = true; /* we do active scan per default */ |
4938 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 4939 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4940 | if (err) |
4941 | return err; | |
5c36b99a | 4942 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4943 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4944 | brcmf_init_escan(cfg); |
4945 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4946 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4947 | return err; |
4948 | } | |
4949 | ||
27a68fe3 | 4950 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4951 | { |
27a68fe3 | 4952 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4953 | brcmf_abort_scanning(cfg); |
4954 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4955 | } |
4956 | ||
d3c0b633 AS |
4957 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4958 | { | |
4959 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4960 | mutex_init(&event->vif_event_lock); |
4961 | } | |
4962 | ||
67b3bd4e | 4963 | static int brcmf_enable_bw40_2g(struct brcmf_if *ifp) |
d2353679 DK |
4964 | { |
4965 | struct brcmf_fil_bwcap_le band_bwcap; | |
67b3bd4e | 4966 | u32 val; |
d2353679 DK |
4967 | int err; |
4968 | ||
67b3bd4e AS |
4969 | /* verify support for bw_cap command */ |
4970 | val = WLC_BAND_5G; | |
4971 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
d2353679 | 4972 | |
67b3bd4e AS |
4973 | if (!err) { |
4974 | /* only set 2G bandwidth using bw_cap command */ | |
4975 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
03e5da15 | 4976 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); |
67b3bd4e AS |
4977 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, |
4978 | sizeof(band_bwcap)); | |
4979 | } else { | |
4980 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
4981 | val = WLC_N_BW_40ALL; | |
4982 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
4983 | } | |
d2353679 DK |
4984 | return err; |
4985 | } | |
4986 | ||
d9cb2596 AS |
4987 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4988 | struct device *busdev) | |
5b435de0 | 4989 | { |
1ed9baf0 | 4990 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4991 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4992 | struct wiphy *wiphy; |
4993 | struct brcmf_cfg80211_vif *vif; | |
4994 | struct brcmf_if *ifp; | |
5b435de0 | 4995 | s32 err = 0; |
83cf17aa | 4996 | s32 io_type; |
5b435de0 AS |
4997 | |
4998 | if (!ndev) { | |
57d6e91a | 4999 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
5000 | return NULL; |
5001 | } | |
5b435de0 | 5002 | |
3eacf866 AS |
5003 | ifp = netdev_priv(ndev); |
5004 | wiphy = brcmf_setup_wiphy(busdev); | |
5005 | if (IS_ERR(wiphy)) | |
5b435de0 | 5006 | return NULL; |
5b435de0 | 5007 | |
3eacf866 AS |
5008 | cfg = wiphy_priv(wiphy); |
5009 | cfg->wiphy = wiphy; | |
27a68fe3 | 5010 | cfg->pub = drvr; |
d3c0b633 | 5011 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
5012 | INIT_LIST_HEAD(&cfg->vif_list); |
5013 | ||
d3c0b633 | 5014 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
5015 | if (IS_ERR(vif)) { |
5016 | wiphy_free(wiphy); | |
5017 | return NULL; | |
5018 | } | |
5019 | ||
d3c0b633 AS |
5020 | vif->ifp = ifp; |
5021 | vif->wdev.netdev = ndev; | |
5022 | ndev->ieee80211_ptr = &vif->wdev; | |
5023 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
5024 | ||
27a68fe3 | 5025 | err = wl_init_priv(cfg); |
5b435de0 | 5026 | if (err) { |
57d6e91a | 5027 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
5028 | goto cfg80211_attach_out; |
5029 | } | |
3eacf866 | 5030 | ifp->vif = vif; |
2fde59d9 HM |
5031 | |
5032 | err = brcmf_p2p_attach(cfg); | |
5033 | if (err) { | |
5034 | brcmf_err("P2P initilisation failed (%d)\n", err); | |
5035 | goto cfg80211_p2p_attach_out; | |
5036 | } | |
61730d4d PH |
5037 | err = brcmf_btcoex_attach(cfg); |
5038 | if (err) { | |
5039 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5040 | brcmf_p2p_detach(&cfg->p2p); | |
5041 | goto cfg80211_p2p_attach_out; | |
5042 | } | |
2fde59d9 | 5043 | |
d2353679 DK |
5044 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), |
5045 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
5046 | */ | |
5047 | if (wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap & | |
5048 | IEEE80211_HT_CAP_SUP_WIDTH_20_40) { | |
67b3bd4e AS |
5049 | err = brcmf_enable_bw40_2g(ifp); |
5050 | if (!err) | |
d2353679 DK |
5051 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", |
5052 | BRCMF_OBSS_COEX_AUTO); | |
d2353679 DK |
5053 | } |
5054 | ||
89c2f382 AS |
5055 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
5056 | if (err) { | |
5057 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
5058 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
5059 | } | |
5060 | ||
83cf17aa FL |
5061 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, |
5062 | &io_type); | |
5063 | if (err) { | |
5064 | brcmf_err("Failed to get D11 version (%d)\n", err); | |
5065 | goto cfg80211_p2p_attach_out; | |
5066 | } | |
5067 | cfg->d11inf.io_type = (u8)io_type; | |
5068 | brcmu_d11_attach(&cfg->d11inf); | |
5069 | ||
27a68fe3 | 5070 | return cfg; |
5b435de0 | 5071 | |
2fde59d9 HM |
5072 | cfg80211_p2p_attach_out: |
5073 | wl_deinit_priv(cfg); | |
5074 | ||
5b435de0 | 5075 | cfg80211_attach_out: |
427dec5f | 5076 | brcmf_free_vif(vif); |
5b435de0 AS |
5077 | return NULL; |
5078 | } | |
5079 | ||
27a68fe3 | 5080 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5081 | { |
e1479951 AS |
5082 | if (!cfg) |
5083 | return; | |
5084 | ||
427dec5f AS |
5085 | WARN_ON(!list_empty(&cfg->vif_list)); |
5086 | wiphy_unregister(cfg->wiphy); | |
61730d4d | 5087 | brcmf_btcoex_detach(cfg); |
427dec5f AS |
5088 | wl_deinit_priv(cfg); |
5089 | wiphy_free(cfg->wiphy); | |
5b435de0 AS |
5090 | } |
5091 | ||
5b435de0 | 5092 | static s32 |
68ca395f | 5093 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5094 | { |
5b435de0 | 5095 | s32 err = 0; |
f588bc0c AS |
5096 | __le32 roamtrigger[2]; |
5097 | __le32 roam_delta[2]; | |
5b435de0 AS |
5098 | |
5099 | /* | |
5100 | * Setup timeout if Beacons are lost and roam is | |
5101 | * off to report link down | |
5102 | */ | |
68ca395f | 5103 | if (brcmf_roamoff) { |
ac24be6f | 5104 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5105 | if (err) { |
57d6e91a | 5106 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5107 | goto dongle_rom_out; |
5108 | } | |
5109 | } | |
5110 | ||
5111 | /* | |
5112 | * Enable/Disable built-in roaming to allow supplicant | |
5113 | * to take care of roaming | |
5114 | */ | |
68ca395f HM |
5115 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5116 | brcmf_roamoff ? "Off" : "On"); | |
5117 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5118 | if (err) { |
57d6e91a | 5119 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5120 | goto dongle_rom_out; |
5121 | } | |
5122 | ||
f588bc0c AS |
5123 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5124 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5125 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5126 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5127 | if (err) { |
57d6e91a | 5128 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5129 | goto dongle_rom_out; |
5130 | } | |
5131 | ||
f588bc0c AS |
5132 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5133 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5134 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5135 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5136 | if (err) { |
57d6e91a | 5137 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5138 | goto dongle_rom_out; |
5139 | } | |
5140 | ||
5141 | dongle_rom_out: | |
5142 | return err; | |
5143 | } | |
5144 | ||
5145 | static s32 | |
40a23296 | 5146 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5147 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5148 | { |
5149 | s32 err = 0; | |
5150 | ||
ac24be6f | 5151 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5152 | scan_assoc_time); |
5b435de0 AS |
5153 | if (err) { |
5154 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5155 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5156 | else |
57d6e91a | 5157 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5158 | goto dongle_scantime_out; |
5159 | } | |
ac24be6f | 5160 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5161 | scan_unassoc_time); |
5b435de0 AS |
5162 | if (err) { |
5163 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5164 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5165 | else |
57d6e91a | 5166 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5167 | goto dongle_scantime_out; |
5168 | } | |
5169 | ||
ac24be6f | 5170 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5171 | scan_passive_time); |
5b435de0 AS |
5172 | if (err) { |
5173 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5174 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5175 | else |
57d6e91a | 5176 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5177 | goto dongle_scantime_out; |
5178 | } | |
5179 | ||
5180 | dongle_scantime_out: | |
5181 | return err; | |
5182 | } | |
5183 | ||
d48200ba | 5184 | |
2375d970 AS |
5185 | static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg, |
5186 | u32 bw_cap[]) | |
d48200ba HM |
5187 | { |
5188 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5189 | struct ieee80211_channel *band_chan_arr; | |
5190 | struct brcmf_chanspec_list *list; | |
83cf17aa | 5191 | struct brcmu_chan ch; |
d48200ba HM |
5192 | s32 err; |
5193 | u8 *pbuf; | |
5194 | u32 i, j; | |
5195 | u32 total; | |
d48200ba HM |
5196 | enum ieee80211_band band; |
5197 | u32 channel; | |
5198 | u32 *n_cnt; | |
d48200ba HM |
5199 | u32 index; |
5200 | u32 ht40_flag; | |
5201 | bool update; | |
5202 | u32 array_size; | |
5203 | ||
5204 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5205 | ||
5206 | if (pbuf == NULL) | |
5207 | return -ENOMEM; | |
5208 | ||
5209 | list = (struct brcmf_chanspec_list *)pbuf; | |
5210 | ||
5211 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5212 | BRCMF_DCMD_MEDLEN); | |
5213 | if (err) { | |
5214 | brcmf_err("get chanspecs error (%d)\n", err); | |
5215 | goto exit; | |
5216 | } | |
5217 | ||
5218 | __wl_band_2ghz.n_channels = 0; | |
5219 | __wl_band_5ghz_a.n_channels = 0; | |
5220 | ||
5221 | total = le32_to_cpu(list->count); | |
5222 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5223 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5224 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5225 | |
83cf17aa | 5226 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
d48200ba HM |
5227 | band_chan_arr = __wl_2ghz_channels; |
5228 | array_size = ARRAY_SIZE(__wl_2ghz_channels); | |
5229 | n_cnt = &__wl_band_2ghz.n_channels; | |
5230 | band = IEEE80211_BAND_2GHZ; | |
83cf17aa | 5231 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
d48200ba HM |
5232 | band_chan_arr = __wl_5ghz_a_channels; |
5233 | array_size = ARRAY_SIZE(__wl_5ghz_a_channels); | |
5234 | n_cnt = &__wl_band_5ghz_a.n_channels; | |
5235 | band = IEEE80211_BAND_5GHZ; | |
d48200ba | 5236 | } else { |
2375d970 | 5237 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5238 | continue; |
5239 | } | |
2375d970 AS |
5240 | if (!(bw_cap[band] & WLC_BW_40MHZ_BIT) && |
5241 | ch.bw == BRCMU_CHAN_BW_40) | |
d48200ba | 5242 | continue; |
ee942ecc AS |
5243 | if (!(bw_cap[band] & WLC_BW_80MHZ_BIT) && |
5244 | ch.bw == BRCMU_CHAN_BW_80) | |
5245 | continue; | |
d48200ba HM |
5246 | update = false; |
5247 | for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { | |
83cf17aa | 5248 | if (band_chan_arr[j].hw_value == ch.chnum) { |
d48200ba HM |
5249 | update = true; |
5250 | break; | |
5251 | } | |
5252 | } | |
5253 | if (update) | |
5254 | index = j; | |
5255 | else | |
5256 | index = *n_cnt; | |
5257 | if (index < array_size) { | |
5258 | band_chan_arr[index].center_freq = | |
83cf17aa FL |
5259 | ieee80211_channel_to_frequency(ch.chnum, band); |
5260 | band_chan_arr[index].hw_value = ch.chnum; | |
d48200ba | 5261 | |
ee942ecc AS |
5262 | /* assuming the chanspecs order is HT20, |
5263 | * HT40 upper, HT40 lower, and VHT80. | |
5264 | */ | |
5265 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5266 | band_chan_arr[index].flags &= | |
5267 | ~IEEE80211_CHAN_NO_80MHZ; | |
5268 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
d48200ba HM |
5269 | ht40_flag = band_chan_arr[index].flags & |
5270 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa | 5271 | if (ch.sb == BRCMU_CHAN_SB_U) { |
d48200ba HM |
5272 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
5273 | band_chan_arr[index].flags &= | |
5274 | ~IEEE80211_CHAN_NO_HT40; | |
5275 | band_chan_arr[index].flags |= | |
5276 | IEEE80211_CHAN_NO_HT40PLUS; | |
5277 | } else { | |
5278 | /* It should be one of | |
5279 | * IEEE80211_CHAN_NO_HT40 or | |
5280 | * IEEE80211_CHAN_NO_HT40PLUS | |
5281 | */ | |
5282 | band_chan_arr[index].flags &= | |
5283 | ~IEEE80211_CHAN_NO_HT40; | |
5284 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5285 | band_chan_arr[index].flags |= | |
5286 | IEEE80211_CHAN_NO_HT40MINUS; | |
5287 | } | |
5288 | } else { | |
ee942ecc AS |
5289 | /* disable other bandwidths for now as mentioned |
5290 | * order assure they are enabled for subsequent | |
5291 | * chanspecs. | |
5292 | */ | |
d48200ba | 5293 | band_chan_arr[index].flags = |
ee942ecc AS |
5294 | IEEE80211_CHAN_NO_HT40 | |
5295 | IEEE80211_CHAN_NO_80MHZ; | |
83cf17aa FL |
5296 | ch.bw = BRCMU_CHAN_BW_20; |
5297 | cfg->d11inf.encchspec(&ch); | |
5298 | channel = ch.chspec; | |
d48200ba HM |
5299 | err = brcmf_fil_bsscfg_int_get(ifp, |
5300 | "per_chan_info", | |
5301 | &channel); | |
5302 | if (!err) { | |
5303 | if (channel & WL_CHAN_RADAR) | |
5304 | band_chan_arr[index].flags |= | |
5305 | (IEEE80211_CHAN_RADAR | | |
8fe02e16 | 5306 | IEEE80211_CHAN_NO_IR); |
d48200ba HM |
5307 | if (channel & WL_CHAN_PASSIVE) |
5308 | band_chan_arr[index].flags |= | |
8fe02e16 | 5309 | IEEE80211_CHAN_NO_IR; |
d48200ba HM |
5310 | } |
5311 | } | |
5312 | if (!update) | |
5313 | (*n_cnt)++; | |
5314 | } | |
5315 | } | |
5316 | exit: | |
5317 | kfree(pbuf); | |
5318 | return err; | |
5319 | } | |
5320 | ||
2375d970 AS |
5321 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5322 | { | |
5323 | u32 band, mimo_bwcap; | |
5324 | int err; | |
5325 | ||
5326 | band = WLC_BAND_2G; | |
5327 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5328 | if (!err) { | |
5329 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5330 | band = WLC_BAND_5G; | |
5331 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5332 | if (!err) { | |
5333 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5334 | return; | |
5335 | } | |
5336 | WARN_ON(1); | |
5337 | return; | |
5338 | } | |
5339 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5340 | mimo_bwcap = 0; | |
5341 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5342 | if (err) | |
5343 | /* assume 20MHz if firmware does not give a clue */ | |
5344 | mimo_bwcap = WLC_N_BW_20ALL; | |
5345 | ||
5346 | switch (mimo_bwcap) { | |
5347 | case WLC_N_BW_40ALL: | |
5348 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5349 | /* fall-thru */ | |
5350 | case WLC_N_BW_20IN2G_40IN5G: | |
5351 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5352 | /* fall-thru */ | |
5353 | case WLC_N_BW_20ALL: | |
5354 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5355 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5356 | break; | |
5357 | default: | |
5358 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5359 | } | |
5360 | } | |
d48200ba | 5361 | |
18d6c535 AS |
5362 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5363 | u32 bw_cap[2], u32 nchain) | |
5364 | { | |
5365 | band->ht_cap.ht_supported = true; | |
5366 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5367 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5368 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5369 | } | |
5370 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5371 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5372 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5373 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5374 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5375 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5376 | } | |
5377 | ||
5378 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5379 | { | |
5380 | u16 mcs_map; | |
5381 | int i; | |
5382 | ||
5383 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5384 | mcs_map = (mcs_map << 2) | supp; | |
5385 | ||
5386 | return cpu_to_le16(mcs_map); | |
5387 | } | |
5388 | ||
5389 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5390 | u32 bw_cap[2], u32 nchain) | |
5391 | { | |
5392 | __le16 mcs_map; | |
5393 | ||
5394 | /* not allowed in 2.4G band */ | |
5395 | if (band->band == IEEE80211_BAND_2GHZ) | |
5396 | return; | |
5397 | ||
5398 | band->vht_cap.vht_supported = true; | |
5399 | /* 80MHz is mandatory */ | |
5400 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5401 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5402 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5403 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5404 | } | |
5405 | /* all support 256-QAM */ | |
5406 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5407 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5408 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5409 | } | |
5410 | ||
d48200ba | 5411 | static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5412 | { |
ac24be6f | 5413 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5414 | struct wiphy *wiphy; |
5415 | s32 phy_list; | |
d48200ba | 5416 | u32 band_list[3]; |
18d6c535 AS |
5417 | u32 nmode = 0; |
5418 | u32 vhtmode = 0; | |
2375d970 | 5419 | u32 bw_cap[2] = { 0, 0 }; |
4aca7a18 DK |
5420 | u32 rxchain; |
5421 | u32 nchain; | |
5b435de0 | 5422 | s8 phy; |
d48200ba HM |
5423 | s32 err; |
5424 | u32 nband; | |
5425 | s32 i; | |
2375d970 AS |
5426 | struct ieee80211_supported_band *bands[2] = { NULL, NULL }; |
5427 | struct ieee80211_supported_band *band; | |
5b435de0 | 5428 | |
b87e2c48 | 5429 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 5430 | &phy_list, sizeof(phy_list)); |
5b435de0 | 5431 | if (err) { |
d48200ba | 5432 | brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err); |
5b435de0 AS |
5433 | return err; |
5434 | } | |
5435 | ||
3ba81376 | 5436 | phy = ((char *)&phy_list)[0]; |
d48200ba HM |
5437 | brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy); |
5438 | ||
5439 | ||
5440 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, | |
5441 | &band_list, sizeof(band_list)); | |
5442 | if (err) { | |
5443 | brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err); | |
5444 | return err; | |
5b435de0 | 5445 | } |
d48200ba HM |
5446 | brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n", |
5447 | band_list[0], band_list[1], band_list[2]); | |
5448 | ||
18d6c535 | 5449 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5450 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5451 | if (err) { | |
5452 | brcmf_err("nmode error (%d)\n", err); | |
5453 | } else { | |
2375d970 | 5454 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5455 | } |
18d6c535 AS |
5456 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5457 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5458 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5459 | |
4aca7a18 DK |
5460 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5461 | if (err) { | |
5462 | brcmf_err("rxchain error (%d)\n", err); | |
5463 | nchain = 1; | |
5464 | } else { | |
5465 | for (nchain = 0; rxchain; nchain++) | |
5466 | rxchain = rxchain & (rxchain - 1); | |
5467 | } | |
5468 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5469 | ||
d48200ba HM |
5470 | err = brcmf_construct_reginfo(cfg, bw_cap); |
5471 | if (err) { | |
5472 | brcmf_err("brcmf_construct_reginfo failed (%d)\n", err); | |
5473 | return err; | |
5474 | } | |
5475 | ||
5476 | nband = band_list[0]; | |
d48200ba HM |
5477 | |
5478 | for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) { | |
2375d970 | 5479 | band = NULL; |
d48200ba | 5480 | if ((band_list[i] == WLC_BAND_5G) && |
2375d970 AS |
5481 | (__wl_band_5ghz_a.n_channels > 0)) |
5482 | band = &__wl_band_5ghz_a; | |
5483 | else if ((band_list[i] == WLC_BAND_2G) && | |
5484 | (__wl_band_2ghz.n_channels > 0)) | |
5485 | band = &__wl_band_2ghz; | |
5486 | else | |
5487 | continue; | |
d48200ba | 5488 | |
18d6c535 AS |
5489 | if (nmode) |
5490 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5491 | if (vhtmode) | |
5492 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
2375d970 | 5493 | bands[band->band] = band; |
d48200ba HM |
5494 | } |
5495 | ||
5496 | wiphy = cfg_to_wiphy(cfg); | |
5497 | wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; | |
5498 | wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; | |
5499 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5b435de0 AS |
5500 | |
5501 | return err; | |
5502 | } | |
5503 | ||
d48200ba | 5504 | |
27a68fe3 | 5505 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5506 | { |
d48200ba | 5507 | return brcmf_update_wiphybands(cfg); |
5b435de0 AS |
5508 | } |
5509 | ||
27a68fe3 | 5510 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5511 | { |
5512 | struct net_device *ndev; | |
5513 | struct wireless_dev *wdev; | |
40a23296 | 5514 | struct brcmf_if *ifp; |
5b435de0 AS |
5515 | s32 power_mode; |
5516 | s32 err = 0; | |
5517 | ||
27a68fe3 | 5518 | if (cfg->dongle_up) |
5b435de0 AS |
5519 | return err; |
5520 | ||
27a68fe3 | 5521 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5522 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5523 | ifp = netdev_priv(ndev); |
5524 | ||
5525 | /* make sure RF is ready for work */ | |
5526 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5527 | |
40a23296 HM |
5528 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5529 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5530 | |
27a68fe3 | 5531 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5532 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5533 | if (err) |
5534 | goto default_conf_out; | |
647c9ae0 AS |
5535 | brcmf_dbg(INFO, "power save set to %s\n", |
5536 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5537 | |
68ca395f | 5538 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5539 | if (err) |
5540 | goto default_conf_out; | |
5dd161ff FL |
5541 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5542 | NULL, NULL); | |
40a23296 | 5543 | if (err) |
5b435de0 | 5544 | goto default_conf_out; |
27a68fe3 | 5545 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5546 | if (err) |
5547 | goto default_conf_out; | |
5548 | ||
b3657453 HM |
5549 | brcmf_configure_arp_offload(ifp, true); |
5550 | ||
27a68fe3 | 5551 | cfg->dongle_up = true; |
40a23296 | 5552 | default_conf_out: |
5b435de0 AS |
5553 | |
5554 | return err; | |
5555 | ||
5556 | } | |
5557 | ||
bdf5ff51 | 5558 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5559 | { |
c1179033 | 5560 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5561 | |
bdf5ff51 | 5562 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5563 | } |
5564 | ||
bdf5ff51 | 5565 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5566 | { |
bdf5ff51 | 5567 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5568 | |
5b435de0 AS |
5569 | /* |
5570 | * While going down, if associated with AP disassociate | |
5571 | * from AP to save power | |
5572 | */ | |
903e0eee AS |
5573 | if (check_vif_up(ifp->vif)) { |
5574 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5575 | |
5576 | /* Make sure WPA_Supplicant receives all the event | |
5577 | generated due to DISASSOC call to the fw to keep | |
5578 | the state fw and WPA_Supplicant state consistent | |
5579 | */ | |
5580 | brcmf_delay(500); | |
5581 | } | |
5582 | ||
27a68fe3 | 5583 | brcmf_abort_scanning(cfg); |
c1179033 | 5584 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5585 | |
5b435de0 AS |
5586 | return 0; |
5587 | } | |
5588 | ||
bdf5ff51 | 5589 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5590 | { |
bdf5ff51 AS |
5591 | struct brcmf_if *ifp = netdev_priv(ndev); |
5592 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5593 | s32 err = 0; |
5594 | ||
27a68fe3 | 5595 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5596 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5597 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5598 | |
5599 | return err; | |
5600 | } | |
5601 | ||
bdf5ff51 | 5602 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5603 | { |
bdf5ff51 AS |
5604 | struct brcmf_if *ifp = netdev_priv(ndev); |
5605 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5606 | s32 err = 0; |
5607 | ||
27a68fe3 | 5608 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5609 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5610 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5611 | |
5612 | return err; | |
5613 | } | |
5614 | ||
a7965fbb AS |
5615 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5616 | { | |
5617 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5618 | ||
5619 | return wdev->iftype; | |
5620 | } | |
5621 | ||
9f440b7b AS |
5622 | u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state) |
5623 | { | |
5624 | struct brcmf_cfg80211_vif *vif; | |
5625 | bool result = 0; | |
5626 | ||
5627 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5628 | if (test_bit(state, &vif->sme_state)) | |
5629 | result++; | |
5630 | } | |
5631 | return result; | |
5632 | } | |
d3c0b633 AS |
5633 | |
5634 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5635 | u8 action) | |
5636 | { | |
5637 | u8 evt_action; | |
5638 | ||
5639 | mutex_lock(&event->vif_event_lock); | |
5640 | evt_action = event->action; | |
5641 | mutex_unlock(&event->vif_event_lock); | |
5642 | return evt_action == action; | |
5643 | } | |
5644 | ||
5645 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5646 | struct brcmf_cfg80211_vif *vif) | |
5647 | { | |
5648 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5649 | ||
5650 | mutex_lock(&event->vif_event_lock); | |
5651 | event->vif = vif; | |
5652 | event->action = 0; | |
5653 | mutex_unlock(&event->vif_event_lock); | |
5654 | } | |
5655 | ||
5656 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5657 | { | |
5658 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5659 | bool armed; | |
5660 | ||
5661 | mutex_lock(&event->vif_event_lock); | |
5662 | armed = event->vif != NULL; | |
5663 | mutex_unlock(&event->vif_event_lock); | |
5664 | ||
5665 | return armed; | |
5666 | } | |
5667 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5668 | u8 action, ulong timeout) | |
5669 | { | |
5670 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5671 | ||
5672 | return wait_event_timeout(event->vif_wq, | |
5673 | vif_event_equals(event, action), timeout); | |
5674 | } | |
5675 |