Commit | Line | Data |
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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
68ca395f | 21 | #include <linux/module.h> |
1bacb048 | 22 | #include <linux/vmalloc.h> |
5b435de0 | 23 | #include <net/cfg80211.h> |
cbaa177d | 24 | #include <net/netlink.h> |
5b435de0 AS |
25 | |
26 | #include <brcmu_utils.h> | |
27 | #include <defs.h> | |
28 | #include <brcmu_wifi.h> | |
122d3d04 | 29 | #include "core.h" |
a8e8ed34 | 30 | #include "debug.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
bfe81975 | 35 | #include "cfg80211.h" |
c08437b4 | 36 | #include "feature.h" |
81f5dcb8 | 37 | #include "fwil.h" |
8851cce0 | 38 | #include "proto.h" |
1bacb048 | 39 | #include "vendor.h" |
d14f78b9 | 40 | #include "bus.h" |
6b89dcb3 | 41 | #include "common.h" |
5b435de0 | 42 | |
e5806072 AS |
43 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
44 | #define BRCMF_PNO_VERSION 2 | |
45 | #define BRCMF_PNO_TIME 30 | |
46 | #define BRCMF_PNO_REPEAT 4 | |
47 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
48 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
49 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
50 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
51 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
52 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
53 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
54 | ||
9f440b7b | 55 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 56 | |
1a873342 HM |
57 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
58 | #define WPA_OUI_TYPE 1 | |
59 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
60 | #define WME_OUI_TYPE 2 | |
89286dc9 | 61 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
62 | |
63 | #define VS_IE_FIXED_HDR_LEN 6 | |
64 | #define WPA_IE_VERSION_LEN 2 | |
65 | #define WPA_IE_MIN_OUI_LEN 4 | |
66 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
67 | ||
68 | #define WPA_CIPHER_NONE 0 /* None */ | |
69 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
70 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
71 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
72 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
73 | ||
74 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
75 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
76 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
77 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
78 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
79 | ||
80 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
81 | * string :"add", "del" (+ NUL) | |
82 | */ | |
83 | #define VNDR_IE_COUNT_OFFSET 4 | |
84 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
85 | #define VNDR_IE_VSIE_OFFSET 12 | |
86 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 87 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
88 | |
89 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
90 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 91 | |
89286dc9 HM |
92 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
93 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
94 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
95 | ||
5b435de0 AS |
96 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
97 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
98 | ||
ce81e317 | 99 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 100 | { |
c1179033 | 101 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
102 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
103 | vif->sme_state); | |
5b435de0 AS |
104 | return false; |
105 | } | |
106 | return true; | |
107 | } | |
108 | ||
5b435de0 AS |
109 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
110 | #define RATETAB_ENT(_rateid, _flags) \ | |
111 | { \ | |
112 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
113 | .hw_value = (_rateid), \ | |
114 | .flags = (_flags), \ | |
115 | } | |
116 | ||
117 | static struct ieee80211_rate __wl_rates[] = { | |
118 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
119 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
120 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
121 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
122 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
124 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
125 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
126 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
128 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
129 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
130 | }; | |
131 | ||
132 | #define wl_a_rates (__wl_rates + 4) | |
133 | #define wl_a_rates_size 8 | |
134 | #define wl_g_rates (__wl_rates + 0) | |
135 | #define wl_g_rates_size 12 | |
136 | ||
b48d8916 AS |
137 | /* Band templates duplicated per wiphy. The channel info |
138 | * is filled in after querying the device. | |
139 | */ | |
140 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 141 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
142 | .bitrates = wl_g_rates, |
143 | .n_bitrates = wl_g_rates_size, | |
144 | }; | |
145 | ||
b48d8916 | 146 | static const struct ieee80211_supported_band __wl_band_5ghz_a = { |
5b435de0 | 147 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
148 | .bitrates = wl_a_rates, |
149 | .n_bitrates = wl_a_rates_size, | |
150 | }; | |
151 | ||
d48200ba HM |
152 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
153 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
154 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
155 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
156 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
157 | * domain are to be done here. |
158 | */ | |
159 | static const struct ieee80211_regdomain brcmf_regdom = { | |
160 | .n_reg_rules = 4, | |
161 | .alpha2 = "99", | |
162 | .reg_rules = { | |
163 | /* IEEE 802.11b/g, channels 1..11 */ | |
164 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
165 | /* If any */ | |
166 | /* IEEE 802.11 channel 14 - Only JP enables | |
167 | * this and for 802.11b only | |
168 | */ | |
169 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
170 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 171 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 172 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 173 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
174 | }; |
175 | ||
176 | static const u32 __wl_cipher_suites[] = { | |
177 | WLAN_CIPHER_SUITE_WEP40, | |
178 | WLAN_CIPHER_SUITE_WEP104, | |
179 | WLAN_CIPHER_SUITE_TKIP, | |
180 | WLAN_CIPHER_SUITE_CCMP, | |
181 | WLAN_CIPHER_SUITE_AES_CMAC, | |
182 | }; | |
183 | ||
1a873342 HM |
184 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
185 | struct brcmf_vs_tlv { | |
186 | u8 id; | |
187 | u8 len; | |
188 | u8 oui[3]; | |
189 | u8 oui_type; | |
190 | }; | |
191 | ||
192 | struct parsed_vndr_ie_info { | |
193 | u8 *ie_ptr; | |
194 | u32 ie_len; /* total length including id & length field */ | |
195 | struct brcmf_vs_tlv vndrie; | |
196 | }; | |
197 | ||
198 | struct parsed_vndr_ies { | |
199 | u32 count; | |
9f440b7b | 200 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
201 | }; |
202 | ||
68ca395f HM |
203 | static int brcmf_roamoff; |
204 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
205 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
206 | ||
ef6ac17a AB |
207 | /* Quarter dBm units to mW |
208 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
209 | * Table is offset so the last entry is largest mW value that fits in | |
210 | * a u16. | |
211 | */ | |
212 | ||
213 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
214 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
215 | ||
216 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
217 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
218 | */ | |
219 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
220 | ||
221 | /* Largest mW value that will round down to the last table entry, | |
222 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
223 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
224 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
225 | */ | |
226 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
227 | ||
228 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
229 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
230 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
231 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
232 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
233 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
234 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
235 | }; | |
236 | ||
237 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
238 | { | |
239 | uint factor = 1; | |
240 | int idx = qdbm - QDBM_OFFSET; | |
241 | ||
242 | if (idx >= QDBM_TABLE_LEN) | |
243 | /* clamp to max u16 mW value */ | |
244 | return 0xFFFF; | |
245 | ||
246 | /* scale the qdBm index up to the range of the table 0-40 | |
247 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
248 | */ | |
249 | while (idx < 0) { | |
250 | idx += 40; | |
251 | factor *= 10; | |
252 | } | |
253 | ||
254 | /* return the mW value scaled down to the correct factor of 10, | |
255 | * adding in factor/2 to get proper rounding. | |
256 | */ | |
257 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
258 | } | |
259 | ||
260 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
261 | { | |
262 | u8 qdbm; | |
263 | int offset; | |
264 | uint mw_uint = mw; | |
265 | uint boundary; | |
266 | ||
267 | /* handle boundary case */ | |
268 | if (mw_uint <= 1) | |
269 | return 0; | |
270 | ||
271 | offset = QDBM_OFFSET; | |
272 | ||
273 | /* move mw into the range of the table */ | |
274 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
275 | mw_uint *= 10; | |
276 | offset -= 40; | |
277 | } | |
278 | ||
279 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
280 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
281 | nqdBm_to_mW_map[qdbm]) / 2; | |
282 | if (mw_uint < boundary) | |
283 | break; | |
284 | } | |
285 | ||
286 | qdbm += (u8) offset; | |
287 | ||
288 | return qdbm; | |
289 | } | |
290 | ||
5a394eba AS |
291 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
292 | struct cfg80211_chan_def *ch) | |
600a897d AS |
293 | { |
294 | struct brcmu_chan ch_inf; | |
295 | s32 primary_offset; | |
296 | ||
297 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
298 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
299 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
300 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
301 | switch (ch->width) { | |
302 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 303 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
304 | ch_inf.bw = BRCMU_CHAN_BW_20; |
305 | WARN_ON(primary_offset != 0); | |
306 | break; | |
307 | case NL80211_CHAN_WIDTH_40: | |
308 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
309 | if (primary_offset < 0) | |
310 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
311 | else | |
312 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
313 | break; | |
314 | case NL80211_CHAN_WIDTH_80: | |
315 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
316 | if (primary_offset < 0) { | |
317 | if (primary_offset < -CH_10MHZ_APART) | |
318 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
319 | else | |
320 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
321 | } else { | |
322 | if (primary_offset > CH_10MHZ_APART) | |
323 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
324 | else | |
325 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
326 | } | |
327 | break; | |
0cd75b19 AS |
328 | case NL80211_CHAN_WIDTH_80P80: |
329 | case NL80211_CHAN_WIDTH_160: | |
330 | case NL80211_CHAN_WIDTH_5: | |
331 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
332 | default: |
333 | WARN_ON_ONCE(1); | |
334 | } | |
335 | switch (ch->chan->band) { | |
336 | case IEEE80211_BAND_2GHZ: | |
337 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
338 | break; | |
339 | case IEEE80211_BAND_5GHZ: | |
340 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
341 | break; | |
0cd75b19 | 342 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
343 | default: |
344 | WARN_ON_ONCE(1); | |
345 | } | |
346 | d11inf->encchspec(&ch_inf); | |
347 | ||
348 | return ch_inf.chspec; | |
349 | } | |
350 | ||
83cf17aa FL |
351 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
352 | struct ieee80211_channel *ch) | |
6e186166 | 353 | { |
83cf17aa | 354 | struct brcmu_chan ch_inf; |
6e186166 | 355 | |
83cf17aa FL |
356 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
357 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
358 | d11inf->encchspec(&ch_inf); | |
6e186166 | 359 | |
83cf17aa | 360 | return ch_inf.chspec; |
6e186166 AS |
361 | } |
362 | ||
89286dc9 HM |
363 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
364 | * triples, returning a pointer to the substring whose first element | |
365 | * matches tag | |
366 | */ | |
4b5800fe JB |
367 | const struct brcmf_tlv * |
368 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 369 | { |
4b5800fe JB |
370 | const struct brcmf_tlv *elt = buf; |
371 | int totlen = buflen; | |
89286dc9 HM |
372 | |
373 | /* find tagged parameter */ | |
374 | while (totlen >= TLV_HDR_LEN) { | |
375 | int len = elt->len; | |
376 | ||
377 | /* validate remaining totlen */ | |
378 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
379 | return elt; | |
380 | ||
381 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
382 | totlen -= (len + TLV_HDR_LEN); | |
383 | } | |
384 | ||
385 | return NULL; | |
386 | } | |
387 | ||
388 | /* Is any of the tlvs the expected entry? If | |
389 | * not update the tlvs buffer pointer/length. | |
390 | */ | |
391 | static bool | |
4b5800fe JB |
392 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
393 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
394 | { |
395 | /* If the contents match the OUI and the type */ | |
396 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
397 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
398 | type == ie[TLV_BODY_OFF + oui_len]) { | |
399 | return true; | |
400 | } | |
401 | ||
402 | if (tlvs == NULL) | |
403 | return false; | |
404 | /* point to the next ie */ | |
405 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
406 | /* calculate the length of the rest of the buffer */ | |
407 | *tlvs_len -= (int)(ie - *tlvs); | |
408 | /* update the pointer to the start of the buffer */ | |
409 | *tlvs = ie; | |
410 | ||
411 | return false; | |
412 | } | |
413 | ||
414 | static struct brcmf_vs_tlv * | |
4b5800fe | 415 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 416 | { |
4b5800fe | 417 | const struct brcmf_tlv *ie; |
89286dc9 HM |
418 | |
419 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 420 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
421 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
422 | return (struct brcmf_vs_tlv *)ie; | |
423 | } | |
424 | return NULL; | |
425 | } | |
426 | ||
427 | static struct brcmf_vs_tlv * | |
4b5800fe | 428 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 429 | { |
4b5800fe | 430 | const struct brcmf_tlv *ie; |
89286dc9 HM |
431 | |
432 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
433 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
434 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
435 | return (struct brcmf_vs_tlv *)ie; | |
436 | } | |
437 | return NULL; | |
438 | } | |
439 | ||
440 | ||
5b435de0 AS |
441 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
442 | struct brcmf_wsec_key_le *key_le) | |
443 | { | |
444 | key_le->index = cpu_to_le32(key->index); | |
445 | key_le->len = cpu_to_le32(key->len); | |
446 | key_le->algo = cpu_to_le32(key->algo); | |
447 | key_le->flags = cpu_to_le32(key->flags); | |
448 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
449 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
450 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
451 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
452 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
453 | } | |
454 | ||
f09d0c02 | 455 | static int |
118eb304 | 456 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
457 | { |
458 | int err; | |
459 | struct brcmf_wsec_key_le key_le; | |
460 | ||
461 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 462 | |
118eb304 | 463 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 464 | |
118eb304 | 465 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 466 | sizeof(key_le)); |
f09d0c02 | 467 | |
5b435de0 | 468 | if (err) |
57d6e91a | 469 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
470 | return err; |
471 | } | |
472 | ||
b3657453 HM |
473 | static s32 |
474 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
475 | { | |
476 | s32 err; | |
477 | u32 mode; | |
478 | ||
479 | if (enable) | |
480 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
481 | else | |
482 | mode = 0; | |
483 | ||
484 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
485 | /* is simply not supported and err 0 will be returned */ | |
486 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
487 | if (err) { | |
488 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
489 | mode, err); | |
490 | err = 0; | |
491 | } else { | |
492 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
493 | if (err) { | |
494 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
495 | enable, err); | |
496 | err = 0; | |
497 | } else | |
498 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
499 | enable, mode); | |
500 | } | |
501 | ||
502 | return err; | |
503 | } | |
504 | ||
8851cce0 HM |
505 | static void |
506 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
507 | { | |
8f2b4597 AS |
508 | struct brcmf_cfg80211_vif *vif; |
509 | struct brcmf_if *ifp; | |
510 | ||
511 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
512 | ifp = vif->ifp; | |
8851cce0 HM |
513 | |
514 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
515 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
516 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
517 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
518 | ADDR_DIRECT); | |
519 | else | |
520 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
521 | ADDR_INDIRECT); | |
522 | } | |
523 | ||
a44aa400 HM |
524 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
525 | { | |
526 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
527 | int bsscfgidx; | |
528 | int err; | |
529 | ||
530 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
531 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
532 | if (bsscfgidx < 0) | |
533 | return bsscfgidx; | |
534 | ||
535 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
536 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
537 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
538 | ||
539 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
540 | sizeof(mbss_ssid_le)); | |
541 | if (err < 0) | |
542 | brcmf_err("setting ssid failed %d\n", err); | |
543 | ||
544 | return err; | |
545 | } | |
546 | ||
547 | /** | |
548 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
549 | * | |
550 | * @wiphy: wiphy device of new interface. | |
551 | * @name: name of the new interface. | |
552 | * @flags: not used. | |
553 | * @params: contains mac address for AP device. | |
554 | */ | |
555 | static | |
556 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
557 | u32 *flags, struct vif_params *params) | |
558 | { | |
559 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
560 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
561 | struct brcmf_cfg80211_vif *vif; | |
562 | int err; | |
563 | ||
564 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
565 | return ERR_PTR(-EBUSY); | |
566 | ||
567 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
568 | ||
569 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
570 | if (IS_ERR(vif)) | |
571 | return (struct wireless_dev *)vif; | |
572 | ||
573 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
574 | ||
575 | err = brcmf_cfg80211_request_ap_if(ifp); | |
576 | if (err) { | |
577 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
578 | goto fail; | |
579 | } | |
580 | ||
581 | /* wait for firmware event */ | |
582 | err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_ADD, | |
583 | msecs_to_jiffies(1500)); | |
584 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
585 | if (!err) { | |
586 | brcmf_err("timeout occurred\n"); | |
587 | err = -EIO; | |
588 | goto fail; | |
589 | } | |
590 | ||
591 | /* interface created in firmware */ | |
592 | ifp = vif->ifp; | |
593 | if (!ifp) { | |
594 | brcmf_err("no if pointer provided\n"); | |
595 | err = -ENOENT; | |
596 | goto fail; | |
597 | } | |
598 | ||
599 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
600 | err = brcmf_net_attach(ifp, true); | |
601 | if (err) { | |
602 | brcmf_err("Registering netdevice failed\n"); | |
603 | goto fail; | |
604 | } | |
605 | ||
606 | return &ifp->vif->wdev; | |
607 | ||
608 | fail: | |
609 | brcmf_free_vif(vif); | |
610 | return ERR_PTR(err); | |
611 | } | |
612 | ||
967fe2c8 AS |
613 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
614 | { | |
615 | enum nl80211_iftype iftype; | |
616 | ||
617 | iftype = vif->wdev.iftype; | |
618 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
619 | } | |
620 | ||
621 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
622 | { | |
623 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
624 | } | |
625 | ||
9f440b7b AS |
626 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
627 | const char *name, | |
628 | enum nl80211_iftype type, | |
629 | u32 *flags, | |
630 | struct vif_params *params) | |
631 | { | |
8851cce0 HM |
632 | struct wireless_dev *wdev; |
633 | ||
9f440b7b AS |
634 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
635 | switch (type) { | |
636 | case NL80211_IFTYPE_ADHOC: | |
637 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
638 | case NL80211_IFTYPE_AP_VLAN: |
639 | case NL80211_IFTYPE_WDS: | |
640 | case NL80211_IFTYPE_MONITOR: | |
641 | case NL80211_IFTYPE_MESH_POINT: | |
642 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
643 | case NL80211_IFTYPE_AP: |
644 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
645 | if (!IS_ERR(wdev)) | |
646 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
647 | return wdev; | |
9f440b7b AS |
648 | case NL80211_IFTYPE_P2P_CLIENT: |
649 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 650 | case NL80211_IFTYPE_P2P_DEVICE: |
8851cce0 HM |
651 | wdev = brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
652 | if (!IS_ERR(wdev)) | |
653 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
654 | return wdev; | |
9f440b7b | 655 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
656 | default: |
657 | return ERR_PTR(-EINVAL); | |
658 | } | |
659 | } | |
660 | ||
5e787f75 DK |
661 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
662 | { | |
c08437b4 | 663 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
664 | brcmf_set_mpc(ifp, mpc); |
665 | } | |
666 | ||
f96aa07e | 667 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 668 | { |
5f4f9f11 AS |
669 | s32 err = 0; |
670 | ||
671 | if (check_vif_up(ifp->vif)) { | |
672 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
673 | if (err) { | |
674 | brcmf_err("fail to set mpc\n"); | |
675 | return; | |
676 | } | |
677 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
678 | } | |
679 | } | |
680 | ||
a0f472ac AS |
681 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
682 | struct brcmf_if *ifp, bool aborted, | |
683 | bool fw_abort) | |
5f4f9f11 AS |
684 | { |
685 | struct brcmf_scan_params_le params_le; | |
686 | struct cfg80211_scan_request *scan_request; | |
687 | s32 err = 0; | |
688 | ||
689 | brcmf_dbg(SCAN, "Enter\n"); | |
690 | ||
691 | /* clear scan request, because the FW abort can cause a second call */ | |
692 | /* to this functon and might cause a double cfg80211_scan_done */ | |
693 | scan_request = cfg->scan_request; | |
694 | cfg->scan_request = NULL; | |
695 | ||
696 | if (timer_pending(&cfg->escan_timeout)) | |
697 | del_timer_sync(&cfg->escan_timeout); | |
698 | ||
699 | if (fw_abort) { | |
700 | /* Do a scan abort to stop the driver's scan engine */ | |
701 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
702 | memset(¶ms_le, 0, sizeof(params_le)); | |
703 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
704 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
705 | params_le.scan_type = 0; | |
706 | params_le.channel_num = cpu_to_le32(1); | |
707 | params_le.nprobes = cpu_to_le32(1); | |
708 | params_le.active_time = cpu_to_le32(-1); | |
709 | params_le.passive_time = cpu_to_le32(-1); | |
710 | params_le.home_time = cpu_to_le32(-1); | |
711 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
712 | params_le.channel_list[0] = cpu_to_le16(-1); | |
713 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 714 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
715 | ¶ms_le, sizeof(params_le)); |
716 | if (err) | |
717 | brcmf_err("Scan abort failed\n"); | |
718 | } | |
0f0fe990 | 719 | |
5e787f75 | 720 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 721 | |
5f4f9f11 AS |
722 | /* |
723 | * e-scan can be initiated by scheduled scan | |
724 | * which takes precedence. | |
725 | */ | |
726 | if (cfg->sched_escan) { | |
727 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
728 | cfg->sched_escan = false; | |
729 | if (!aborted) | |
730 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
731 | } else if (scan_request) { |
732 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
733 | aborted ? "Aborted" : "Done"); | |
734 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 735 | } |
6eda4e2c HM |
736 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
737 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
738 | |
739 | return err; | |
740 | } | |
741 | ||
9f440b7b AS |
742 | static |
743 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
744 | { | |
5f4f9f11 AS |
745 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
746 | struct net_device *ndev = wdev->netdev; | |
747 | ||
748 | /* vif event pending in firmware */ | |
749 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
750 | return -EBUSY; | |
751 | ||
752 | if (ndev) { | |
753 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
754 | cfg->escan_info.ifp == netdev_priv(ndev)) |
755 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
756 | true, true); | |
5f4f9f11 AS |
757 | |
758 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
759 | } | |
760 | ||
9f440b7b AS |
761 | switch (wdev->iftype) { |
762 | case NL80211_IFTYPE_ADHOC: | |
763 | case NL80211_IFTYPE_STATION: | |
764 | case NL80211_IFTYPE_AP: | |
765 | case NL80211_IFTYPE_AP_VLAN: | |
766 | case NL80211_IFTYPE_WDS: | |
767 | case NL80211_IFTYPE_MONITOR: | |
768 | case NL80211_IFTYPE_MESH_POINT: | |
769 | return -EOPNOTSUPP; | |
770 | case NL80211_IFTYPE_P2P_CLIENT: | |
771 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 772 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
773 | return brcmf_p2p_del_vif(wiphy, wdev); |
774 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
775 | default: |
776 | return -EINVAL; | |
777 | } | |
778 | return -EOPNOTSUPP; | |
779 | } | |
780 | ||
5b435de0 AS |
781 | static s32 |
782 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
783 | enum nl80211_iftype type, u32 *flags, | |
784 | struct vif_params *params) | |
785 | { | |
7a5c1f64 | 786 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 787 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 788 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 789 | s32 infra = 0; |
1a873342 | 790 | s32 ap = 0; |
5b435de0 AS |
791 | s32 err = 0; |
792 | ||
d96b801f | 793 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
794 | |
795 | switch (type) { | |
796 | case NL80211_IFTYPE_MONITOR: | |
797 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
798 | brcmf_err("type (%d) : currently we do not support this type\n", |
799 | type); | |
5b435de0 AS |
800 | return -EOPNOTSUPP; |
801 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
802 | infra = 0; |
803 | break; | |
804 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
805 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
806 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
807 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
808 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
809 | /* WAR: It is unexpected to get a change of VIF for P2P | |
810 | * IF, but it happens. The request can not be handled | |
811 | * but returning EPERM causes a crash. Returning 0 | |
812 | * without setting ieee80211_ptr->iftype causes trace | |
813 | * (WARN_ON) but it works with wpa_supplicant | |
814 | */ | |
815 | return 0; | |
816 | } | |
5b435de0 AS |
817 | infra = 1; |
818 | break; | |
1a873342 | 819 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 820 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
821 | ap = 1; |
822 | break; | |
5b435de0 AS |
823 | default: |
824 | err = -EINVAL; | |
825 | goto done; | |
826 | } | |
827 | ||
1a873342 | 828 | if (ap) { |
7a5c1f64 HM |
829 | if (type == NL80211_IFTYPE_P2P_GO) { |
830 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
831 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
832 | } | |
833 | if (!err) { | |
834 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
835 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
836 | } | |
5b435de0 | 837 | } else { |
128ce3b6 | 838 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 839 | if (err) { |
57d6e91a | 840 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
841 | err = -EAGAIN; |
842 | goto done; | |
843 | } | |
967fe2c8 | 844 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 845 | "Adhoc" : "Infra"); |
5b435de0 | 846 | } |
1a873342 | 847 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 848 | |
8851cce0 HM |
849 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
850 | ||
5b435de0 | 851 | done: |
d96b801f | 852 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
853 | |
854 | return err; | |
855 | } | |
856 | ||
83cf17aa FL |
857 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
858 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
859 | struct cfg80211_scan_request *request) |
860 | { | |
861 | u32 n_ssids; | |
862 | u32 n_channels; | |
863 | s32 i; | |
864 | s32 offset; | |
029591f3 | 865 | u16 chanspec; |
e756af5b | 866 | char *ptr; |
029591f3 | 867 | struct brcmf_ssid_le ssid_le; |
e756af5b | 868 | |
ba40d166 | 869 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
870 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
871 | params_le->scan_type = 0; | |
872 | params_le->channel_num = 0; | |
873 | params_le->nprobes = cpu_to_le32(-1); | |
874 | params_le->active_time = cpu_to_le32(-1); | |
875 | params_le->passive_time = cpu_to_le32(-1); | |
876 | params_le->home_time = cpu_to_le32(-1); | |
877 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
878 | ||
879 | /* if request is null exit so it will be all channel broadcast scan */ | |
880 | if (!request) | |
881 | return; | |
882 | ||
883 | n_ssids = request->n_ssids; | |
884 | n_channels = request->n_channels; | |
885 | /* Copy channel array if applicable */ | |
4e8a008e AS |
886 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
887 | n_channels); | |
e756af5b HM |
888 | if (n_channels > 0) { |
889 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
890 | chanspec = channel_to_chanspec(&cfg->d11inf, |
891 | request->channels[i]); | |
4e8a008e AS |
892 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
893 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 894 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
895 | } |
896 | } else { | |
4e8a008e | 897 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
898 | } |
899 | /* Copy ssid array if applicable */ | |
4e8a008e | 900 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
901 | if (n_ssids > 0) { |
902 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
903 | n_channels * sizeof(u16); | |
904 | offset = roundup(offset, sizeof(u32)); | |
905 | ptr = (char *)params_le + offset; | |
906 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
907 | memset(&ssid_le, 0, sizeof(ssid_le)); |
908 | ssid_le.SSID_len = | |
909 | cpu_to_le32(request->ssids[i].ssid_len); | |
910 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
911 | request->ssids[i].ssid_len); | |
912 | if (!ssid_le.SSID_len) | |
4e8a008e | 913 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 914 | else |
4e8a008e AS |
915 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
916 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
917 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
918 | ptr += sizeof(ssid_le); | |
e756af5b HM |
919 | } |
920 | } else { | |
4e8a008e | 921 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 922 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
923 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
924 | params_le->ssid_le.SSID, | |
925 | request->ssids->ssid_len); | |
e756af5b HM |
926 | params_le->ssid_le.SSID_len = |
927 | cpu_to_le32(request->ssids->ssid_len); | |
928 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
929 | request->ssids->ssid_len); | |
930 | } | |
931 | } | |
932 | /* Adding mask to channel numbers */ | |
933 | params_le->channel_num = | |
934 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
935 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
936 | } | |
937 | ||
e756af5b | 938 | static s32 |
a0f472ac | 939 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
940 | struct cfg80211_scan_request *request, u16 action) |
941 | { | |
942 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
943 | offsetof(struct brcmf_escan_params_le, params_le); | |
944 | struct brcmf_escan_params_le *params; | |
945 | s32 err = 0; | |
946 | ||
4e8a008e | 947 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
948 | |
949 | if (request != NULL) { | |
950 | /* Allocate space for populating ssids in struct */ | |
951 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
952 | ||
953 | /* Allocate space for populating ssids in struct */ | |
954 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
955 | } | |
956 | ||
957 | params = kzalloc(params_size, GFP_KERNEL); | |
958 | if (!params) { | |
959 | err = -ENOMEM; | |
960 | goto exit; | |
961 | } | |
962 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 963 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
964 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
965 | params->action = cpu_to_le16(action); | |
966 | params->sync_id = cpu_to_le16(0x1234); | |
967 | ||
a0f472ac | 968 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
969 | if (err) { |
970 | if (err == -EBUSY) | |
647c9ae0 | 971 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 972 | else |
57d6e91a | 973 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
974 | } |
975 | ||
976 | kfree(params); | |
977 | exit: | |
978 | return err; | |
979 | } | |
980 | ||
981 | static s32 | |
27a68fe3 | 982 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 983 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
984 | { |
985 | s32 err; | |
81f5dcb8 | 986 | u32 passive_scan; |
e756af5b | 987 | struct brcmf_scan_results *results; |
9f440b7b | 988 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 989 | |
4e8a008e | 990 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 991 | escan->ifp = ifp; |
9f440b7b AS |
992 | escan->wiphy = wiphy; |
993 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 994 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 995 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 996 | passive_scan); |
e756af5b | 997 | if (err) { |
57d6e91a | 998 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
999 | return err; |
1000 | } | |
5e787f75 | 1001 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1002 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1003 | results->version = 0; |
1004 | results->count = 0; | |
1005 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1006 | ||
a0f472ac | 1007 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 1008 | if (err) |
5e787f75 | 1009 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1010 | return err; |
1011 | } | |
1012 | ||
1013 | static s32 | |
a0f472ac | 1014 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1015 | struct cfg80211_scan_request *request, |
1016 | struct cfg80211_ssid *this_ssid) | |
1017 | { | |
a0f472ac AS |
1018 | struct brcmf_if *ifp = vif->ifp; |
1019 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1020 | struct cfg80211_ssid *ssids; |
f0799895 | 1021 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 1022 | u32 passive_scan; |
e756af5b HM |
1023 | bool escan_req; |
1024 | bool spec_scan; | |
1025 | s32 err; | |
1026 | u32 SSID_len; | |
1027 | ||
4e8a008e | 1028 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1029 | |
c1179033 | 1030 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1031 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1032 | return -EAGAIN; |
1033 | } | |
c1179033 | 1034 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1035 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1036 | cfg->scan_status); | |
e756af5b HM |
1037 | return -EAGAIN; |
1038 | } | |
1687eee2 AS |
1039 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1040 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1041 | cfg->scan_status); | |
1042 | return -EAGAIN; | |
1043 | } | |
c1179033 | 1044 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1045 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1046 | return -EAGAIN; |
1047 | } | |
1048 | ||
0f8ffe17 | 1049 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1050 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1051 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1052 | |
e756af5b | 1053 | /* Arm scan timeout timer */ |
27a68fe3 | 1054 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
1055 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
1056 | ||
1057 | escan_req = false; | |
1058 | if (request) { | |
1059 | /* scan bss */ | |
1060 | ssids = request->ssids; | |
1061 | escan_req = true; | |
1062 | } else { | |
1063 | /* scan in ibss */ | |
1064 | /* we don't do escan in ibss */ | |
1065 | ssids = this_ssid; | |
1066 | } | |
1067 | ||
27a68fe3 | 1068 | cfg->scan_request = request; |
c1179033 | 1069 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1070 | if (escan_req) { |
9f440b7b | 1071 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1072 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1073 | if (err) |
1074 | goto scan_out; | |
1075 | ||
a0f472ac | 1076 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1077 | if (err) |
e756af5b HM |
1078 | goto scan_out; |
1079 | } else { | |
4e8a008e AS |
1080 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1081 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1082 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1083 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1084 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1085 | spec_scan = false; | |
1086 | if (SSID_len) { | |
1087 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1088 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1089 | spec_scan = true; | |
1090 | } else | |
4e8a008e | 1091 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1092 | |
81f5dcb8 | 1093 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1094 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1095 | passive_scan); |
e756af5b | 1096 | if (err) { |
57d6e91a | 1097 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1098 | goto scan_out; |
1099 | } | |
5e787f75 | 1100 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1101 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1102 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1103 | if (err) { |
1104 | if (err == -EBUSY) | |
647c9ae0 AS |
1105 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1106 | sr->ssid_le.SSID); | |
e756af5b | 1107 | else |
57d6e91a | 1108 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1109 | |
5e787f75 | 1110 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1111 | goto scan_out; |
1112 | } | |
1113 | } | |
1114 | ||
1115 | return 0; | |
1116 | ||
1117 | scan_out: | |
c1179033 | 1118 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1119 | if (timer_pending(&cfg->escan_timeout)) |
1120 | del_timer_sync(&cfg->escan_timeout); | |
1121 | cfg->scan_request = NULL; | |
e756af5b HM |
1122 | return err; |
1123 | } | |
1124 | ||
5b435de0 | 1125 | static s32 |
0abb5f21 | 1126 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1127 | { |
a0f472ac | 1128 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1129 | s32 err = 0; |
1130 | ||
d96b801f | 1131 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1132 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1133 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1134 | return -EIO; |
1135 | ||
a0f472ac | 1136 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1137 | |
5b435de0 | 1138 | if (err) |
57d6e91a | 1139 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1140 | |
d96b801f | 1141 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1142 | return err; |
1143 | } | |
1144 | ||
1145 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1146 | { | |
1147 | s32 err = 0; | |
1148 | ||
ac24be6f AS |
1149 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1150 | rts_threshold); | |
5b435de0 | 1151 | if (err) |
57d6e91a | 1152 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1153 | |
1154 | return err; | |
1155 | } | |
1156 | ||
1157 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1158 | { | |
1159 | s32 err = 0; | |
1160 | ||
ac24be6f AS |
1161 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1162 | frag_threshold); | |
5b435de0 | 1163 | if (err) |
57d6e91a | 1164 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1165 | |
1166 | return err; | |
1167 | } | |
1168 | ||
1169 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1170 | { | |
1171 | s32 err = 0; | |
b87e2c48 | 1172 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1173 | |
ac24be6f | 1174 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1175 | if (err) { |
57d6e91a | 1176 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1177 | return err; |
1178 | } | |
1179 | return err; | |
1180 | } | |
1181 | ||
1182 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1183 | { | |
27a68fe3 AS |
1184 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1185 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1186 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1187 | s32 err = 0; |
1188 | ||
d96b801f | 1189 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1190 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1191 | return -EIO; |
1192 | ||
1193 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1194 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1195 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1196 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1197 | if (!err) |
1198 | goto done; | |
1199 | } | |
1200 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1201 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1202 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1203 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1204 | if (!err) |
1205 | goto done; | |
1206 | } | |
1207 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1208 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1209 | cfg->conf->retry_long = wiphy->retry_long; | |
1210 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1211 | if (!err) |
1212 | goto done; | |
1213 | } | |
1214 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1215 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1216 | cfg->conf->retry_short = wiphy->retry_short; | |
1217 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1218 | if (!err) |
1219 | goto done; | |
1220 | } | |
1221 | ||
1222 | done: | |
d96b801f | 1223 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1224 | return err; |
1225 | } | |
1226 | ||
5b435de0 AS |
1227 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1228 | { | |
1229 | memset(prof, 0, sizeof(*prof)); | |
1230 | } | |
1231 | ||
9b7a0ddc AS |
1232 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1233 | { | |
1234 | u16 reason; | |
1235 | ||
1236 | switch (e->event_code) { | |
1237 | case BRCMF_E_DEAUTH: | |
1238 | case BRCMF_E_DEAUTH_IND: | |
1239 | case BRCMF_E_DISASSOC_IND: | |
1240 | reason = e->reason; | |
1241 | break; | |
1242 | case BRCMF_E_LINK: | |
1243 | default: | |
1244 | reason = 0; | |
1245 | break; | |
1246 | } | |
1247 | return reason; | |
1248 | } | |
1249 | ||
1250 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1251 | { |
61730d4d | 1252 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1253 | s32 err = 0; |
1254 | ||
d96b801f | 1255 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1256 | |
903e0eee | 1257 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1258 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1259 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1260 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1261 | if (err) { |
57d6e91a | 1262 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1263 | } |
903e0eee | 1264 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
9b7a0ddc AS |
1265 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, |
1266 | GFP_KERNEL); | |
43dffbc6 | 1267 | |
5b435de0 | 1268 | } |
903e0eee | 1269 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1270 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1271 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1272 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1273 | } |
1274 | ||
1275 | static s32 | |
1276 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1277 | struct cfg80211_ibss_params *params) | |
1278 | { | |
27a68fe3 | 1279 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1280 | struct brcmf_if *ifp = netdev_priv(ndev); |
1281 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1282 | struct brcmf_join_params join_params; |
1283 | size_t join_params_size = 0; | |
1284 | s32 err = 0; | |
1285 | s32 wsec = 0; | |
1286 | s32 bcnprd; | |
1701261d | 1287 | u16 chanspec; |
5b435de0 | 1288 | |
d96b801f | 1289 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1290 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1291 | return -EIO; |
1292 | ||
1293 | if (params->ssid) | |
16886735 | 1294 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1295 | else { |
16886735 | 1296 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1297 | return -EOPNOTSUPP; |
1298 | } | |
1299 | ||
c1179033 | 1300 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1301 | |
1302 | if (params->bssid) | |
16886735 | 1303 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1304 | else |
16886735 | 1305 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1306 | |
683b6d3b | 1307 | if (params->chandef.chan) |
16886735 AS |
1308 | brcmf_dbg(CONN, "channel: %d\n", |
1309 | params->chandef.chan->center_freq); | |
5b435de0 | 1310 | else |
16886735 | 1311 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1312 | |
1313 | if (params->channel_fixed) | |
16886735 | 1314 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1315 | else |
16886735 | 1316 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1317 | |
1318 | if (params->ie && params->ie_len) | |
16886735 | 1319 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1320 | else |
16886735 | 1321 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1322 | |
1323 | if (params->beacon_interval) | |
16886735 AS |
1324 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1325 | params->beacon_interval); | |
5b435de0 | 1326 | else |
16886735 | 1327 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1328 | |
1329 | if (params->basic_rates) | |
16886735 | 1330 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1331 | else |
16886735 | 1332 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1333 | |
1334 | if (params->privacy) | |
16886735 | 1335 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1336 | else |
16886735 | 1337 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1338 | |
1339 | /* Configure Privacy for starter */ | |
1340 | if (params->privacy) | |
1341 | wsec |= WEP_ENABLED; | |
1342 | ||
c1179033 | 1343 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1344 | if (err) { |
57d6e91a | 1345 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1346 | goto done; |
1347 | } | |
1348 | ||
1349 | /* Configure Beacon Interval for starter */ | |
1350 | if (params->beacon_interval) | |
1351 | bcnprd = params->beacon_interval; | |
1352 | else | |
1353 | bcnprd = 100; | |
1354 | ||
b87e2c48 | 1355 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1356 | if (err) { |
57d6e91a | 1357 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1358 | goto done; |
1359 | } | |
1360 | ||
1361 | /* Configure required join parameter */ | |
1362 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1363 | ||
1364 | /* SSID */ | |
6c8c4f72 AS |
1365 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1366 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1367 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1368 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1369 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1370 | |
1371 | /* BSSID */ | |
1372 | if (params->bssid) { | |
1373 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1374 | join_params_size = sizeof(join_params.ssid_le) + | |
1375 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1376 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1377 | } else { |
ba40d166 | 1378 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1379 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1380 | } |
1381 | ||
5b435de0 | 1382 | /* Channel */ |
683b6d3b | 1383 | if (params->chandef.chan) { |
5b435de0 AS |
1384 | u32 target_channel; |
1385 | ||
27a68fe3 | 1386 | cfg->channel = |
5b435de0 | 1387 | ieee80211_frequency_to_channel( |
683b6d3b | 1388 | params->chandef.chan->center_freq); |
5b435de0 AS |
1389 | if (params->channel_fixed) { |
1390 | /* adding chanspec */ | |
600a897d AS |
1391 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1392 | ¶ms->chandef); | |
1701261d HM |
1393 | join_params.params_le.chanspec_list[0] = |
1394 | cpu_to_le16(chanspec); | |
1395 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1396 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1397 | } |
1398 | ||
1399 | /* set channel for starter */ | |
27a68fe3 | 1400 | target_channel = cfg->channel; |
b87e2c48 | 1401 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1402 | target_channel); |
5b435de0 | 1403 | if (err) { |
57d6e91a | 1404 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1405 | goto done; |
1406 | } | |
1407 | } else | |
27a68fe3 | 1408 | cfg->channel = 0; |
5b435de0 | 1409 | |
27a68fe3 | 1410 | cfg->ibss_starter = false; |
5b435de0 AS |
1411 | |
1412 | ||
c1179033 | 1413 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1414 | &join_params, join_params_size); |
5b435de0 | 1415 | if (err) { |
57d6e91a | 1416 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1417 | goto done; |
1418 | } | |
1419 | ||
1420 | done: | |
1421 | if (err) | |
c1179033 | 1422 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1423 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1424 | return err; |
1425 | } | |
1426 | ||
1427 | static s32 | |
1428 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1429 | { | |
0abb5f21 | 1430 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1431 | |
d96b801f | 1432 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1433 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1434 | return -EIO; |
1435 | ||
9b7a0ddc | 1436 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
5b435de0 | 1437 | |
d96b801f | 1438 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1439 | |
12f32370 | 1440 | return 0; |
5b435de0 AS |
1441 | } |
1442 | ||
1443 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1444 | struct cfg80211_connect_params *sme) | |
1445 | { | |
6ac4f4ed | 1446 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1447 | struct brcmf_cfg80211_security *sec; |
1448 | s32 val = 0; | |
1449 | s32 err = 0; | |
1450 | ||
1451 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1452 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1453 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1454 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1455 | else | |
1456 | val = WPA_AUTH_DISABLED; | |
16886735 | 1457 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1458 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1459 | if (err) { |
57d6e91a | 1460 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1461 | return err; |
1462 | } | |
06bb123e | 1463 | sec = &profile->sec; |
5b435de0 AS |
1464 | sec->wpa_versions = sme->crypto.wpa_versions; |
1465 | return err; | |
1466 | } | |
1467 | ||
1468 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1469 | struct cfg80211_connect_params *sme) | |
1470 | { | |
6ac4f4ed | 1471 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1472 | struct brcmf_cfg80211_security *sec; |
1473 | s32 val = 0; | |
1474 | s32 err = 0; | |
1475 | ||
1476 | switch (sme->auth_type) { | |
1477 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1478 | val = 0; | |
16886735 | 1479 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1480 | break; |
1481 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1482 | val = 1; | |
16886735 | 1483 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1484 | break; |
1485 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1486 | val = 2; | |
16886735 | 1487 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1488 | break; |
1489 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1490 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1491 | default: |
1492 | val = 2; | |
57d6e91a | 1493 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1494 | break; |
1495 | } | |
1496 | ||
89286dc9 | 1497 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1498 | if (err) { |
57d6e91a | 1499 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1500 | return err; |
1501 | } | |
06bb123e | 1502 | sec = &profile->sec; |
5b435de0 AS |
1503 | sec->auth_type = sme->auth_type; |
1504 | return err; | |
1505 | } | |
1506 | ||
1507 | static s32 | |
87b7e9e2 DK |
1508 | brcmf_set_wsec_mode(struct net_device *ndev, |
1509 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1510 | { |
6ac4f4ed | 1511 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1512 | struct brcmf_cfg80211_security *sec; |
1513 | s32 pval = 0; | |
1514 | s32 gval = 0; | |
87b7e9e2 | 1515 | s32 wsec; |
5b435de0 AS |
1516 | s32 err = 0; |
1517 | ||
1518 | if (sme->crypto.n_ciphers_pairwise) { | |
1519 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1520 | case WLAN_CIPHER_SUITE_WEP40: | |
1521 | case WLAN_CIPHER_SUITE_WEP104: | |
1522 | pval = WEP_ENABLED; | |
1523 | break; | |
1524 | case WLAN_CIPHER_SUITE_TKIP: | |
1525 | pval = TKIP_ENABLED; | |
1526 | break; | |
1527 | case WLAN_CIPHER_SUITE_CCMP: | |
1528 | pval = AES_ENABLED; | |
1529 | break; | |
1530 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1531 | pval = AES_ENABLED; | |
1532 | break; | |
1533 | default: | |
57d6e91a AS |
1534 | brcmf_err("invalid cipher pairwise (%d)\n", |
1535 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1536 | return -EINVAL; |
1537 | } | |
1538 | } | |
1539 | if (sme->crypto.cipher_group) { | |
1540 | switch (sme->crypto.cipher_group) { | |
1541 | case WLAN_CIPHER_SUITE_WEP40: | |
1542 | case WLAN_CIPHER_SUITE_WEP104: | |
1543 | gval = WEP_ENABLED; | |
1544 | break; | |
1545 | case WLAN_CIPHER_SUITE_TKIP: | |
1546 | gval = TKIP_ENABLED; | |
1547 | break; | |
1548 | case WLAN_CIPHER_SUITE_CCMP: | |
1549 | gval = AES_ENABLED; | |
1550 | break; | |
1551 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1552 | gval = AES_ENABLED; | |
1553 | break; | |
1554 | default: | |
57d6e91a AS |
1555 | brcmf_err("invalid cipher group (%d)\n", |
1556 | sme->crypto.cipher_group); | |
5b435de0 AS |
1557 | return -EINVAL; |
1558 | } | |
1559 | } | |
1560 | ||
16886735 | 1561 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1562 | /* In case of privacy, but no security and WPS then simulate */ |
1563 | /* setting AES. WPS-2.0 allows no security */ | |
1564 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1565 | sme->privacy) | |
1566 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1567 | |
1568 | if (mfp) | |
1569 | wsec = pval | gval | MFP_CAPABLE; | |
1570 | else | |
1571 | wsec = pval | gval; | |
1572 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1573 | if (err) { |
57d6e91a | 1574 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1575 | return err; |
1576 | } | |
1577 | ||
06bb123e | 1578 | sec = &profile->sec; |
5b435de0 AS |
1579 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1580 | sec->cipher_group = sme->crypto.cipher_group; | |
1581 | ||
1582 | return err; | |
1583 | } | |
1584 | ||
1585 | static s32 | |
1586 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1587 | { | |
6ac4f4ed | 1588 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1589 | struct brcmf_cfg80211_security *sec; |
1590 | s32 val = 0; | |
1591 | s32 err = 0; | |
1592 | ||
1593 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1594 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1595 | "wpa_auth", &val); | |
5b435de0 | 1596 | if (err) { |
57d6e91a | 1597 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1598 | return err; |
1599 | } | |
1600 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1601 | switch (sme->crypto.akm_suites[0]) { | |
1602 | case WLAN_AKM_SUITE_8021X: | |
1603 | val = WPA_AUTH_UNSPECIFIED; | |
1604 | break; | |
1605 | case WLAN_AKM_SUITE_PSK: | |
1606 | val = WPA_AUTH_PSK; | |
1607 | break; | |
1608 | default: | |
57d6e91a AS |
1609 | brcmf_err("invalid cipher group (%d)\n", |
1610 | sme->crypto.cipher_group); | |
5b435de0 AS |
1611 | return -EINVAL; |
1612 | } | |
1613 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1614 | switch (sme->crypto.akm_suites[0]) { | |
1615 | case WLAN_AKM_SUITE_8021X: | |
1616 | val = WPA2_AUTH_UNSPECIFIED; | |
1617 | break; | |
1618 | case WLAN_AKM_SUITE_PSK: | |
1619 | val = WPA2_AUTH_PSK; | |
1620 | break; | |
1621 | default: | |
57d6e91a AS |
1622 | brcmf_err("invalid cipher group (%d)\n", |
1623 | sme->crypto.cipher_group); | |
5b435de0 AS |
1624 | return -EINVAL; |
1625 | } | |
1626 | } | |
1627 | ||
16886735 | 1628 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1629 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1630 | "wpa_auth", val); | |
5b435de0 | 1631 | if (err) { |
57d6e91a | 1632 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1633 | return err; |
1634 | } | |
1635 | } | |
06bb123e | 1636 | sec = &profile->sec; |
5b435de0 AS |
1637 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1638 | ||
1639 | return err; | |
1640 | } | |
1641 | ||
1642 | static s32 | |
f09d0c02 HM |
1643 | brcmf_set_sharedkey(struct net_device *ndev, |
1644 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1645 | { |
6ac4f4ed | 1646 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1647 | struct brcmf_cfg80211_security *sec; |
1648 | struct brcmf_wsec_key key; | |
1649 | s32 val; | |
1650 | s32 err = 0; | |
1651 | ||
16886735 | 1652 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1653 | |
a718e2fe RV |
1654 | if (sme->key_len == 0) |
1655 | return 0; | |
1656 | ||
06bb123e | 1657 | sec = &profile->sec; |
16886735 AS |
1658 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1659 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1660 | |
1661 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1662 | return 0; | |
1663 | ||
f09d0c02 HM |
1664 | if (!(sec->cipher_pairwise & |
1665 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1666 | return 0; | |
a718e2fe | 1667 | |
f09d0c02 HM |
1668 | memset(&key, 0, sizeof(key)); |
1669 | key.len = (u32) sme->key_len; | |
1670 | key.index = (u32) sme->key_idx; | |
1671 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1672 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1673 | return -EINVAL; |
1674 | } | |
1675 | memcpy(key.data, sme->key, key.len); | |
1676 | key.flags = BRCMF_PRIMARY_KEY; | |
1677 | switch (sec->cipher_pairwise) { | |
1678 | case WLAN_CIPHER_SUITE_WEP40: | |
1679 | key.algo = CRYPTO_ALGO_WEP1; | |
1680 | break; | |
1681 | case WLAN_CIPHER_SUITE_WEP104: | |
1682 | key.algo = CRYPTO_ALGO_WEP128; | |
1683 | break; | |
1684 | default: | |
57d6e91a AS |
1685 | brcmf_err("Invalid algorithm (%d)\n", |
1686 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1687 | return -EINVAL; |
1688 | } | |
1689 | /* Set the new key/index */ | |
16886735 AS |
1690 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1691 | key.len, key.index, key.algo); | |
1692 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1693 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1694 | if (err) |
1695 | return err; | |
1696 | ||
1697 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1698 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1699 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1700 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1701 | if (err) |
57d6e91a | 1702 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1703 | } |
1704 | return err; | |
1705 | } | |
1706 | ||
cbb1ec94 AS |
1707 | static |
1708 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1709 | enum nl80211_auth_type type) | |
1710 | { | |
c08437b4 AS |
1711 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1712 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1713 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1714 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1715 | } |
1716 | return type; | |
1717 | } | |
1718 | ||
5b435de0 AS |
1719 | static s32 |
1720 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1721 | struct cfg80211_connect_params *sme) |
5b435de0 | 1722 | { |
27a68fe3 | 1723 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1724 | struct brcmf_if *ifp = netdev_priv(ndev); |
1725 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1726 | struct ieee80211_channel *chan = sme->channel; |
1727 | struct brcmf_join_params join_params; | |
1728 | size_t join_params_size; | |
4b5800fe JB |
1729 | const struct brcmf_tlv *rsn_ie; |
1730 | const struct brcmf_vs_tlv *wpa_ie; | |
1731 | const void *ie; | |
89286dc9 HM |
1732 | u32 ie_len; |
1733 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1734 | u16 chanspec; |
5b435de0 AS |
1735 | s32 err = 0; |
1736 | ||
d96b801f | 1737 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1738 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1739 | return -EIO; |
1740 | ||
1741 | if (!sme->ssid) { | |
57d6e91a | 1742 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1743 | return -EOPNOTSUPP; |
1744 | } | |
1745 | ||
89286dc9 HM |
1746 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1747 | /* A normal (non P2P) connection request setup. */ | |
1748 | ie = NULL; | |
1749 | ie_len = 0; | |
1750 | /* find the WPA_IE */ | |
1751 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1752 | if (wpa_ie) { | |
1753 | ie = wpa_ie; | |
1754 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1755 | } else { | |
1756 | /* find the RSN_IE */ | |
4b5800fe JB |
1757 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1758 | sme->ie_len, | |
89286dc9 HM |
1759 | WLAN_EID_RSN); |
1760 | if (rsn_ie) { | |
1761 | ie = rsn_ie; | |
1762 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1763 | } | |
1764 | } | |
1765 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1766 | } | |
1767 | ||
1768 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1769 | sme->ie, sme->ie_len); | |
1770 | if (err) | |
1771 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1772 | else | |
1773 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1774 | ||
c1179033 | 1775 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1776 | |
1777 | if (chan) { | |
27a68fe3 | 1778 | cfg->channel = |
5b435de0 | 1779 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1780 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1781 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1782 | cfg->channel, chan->center_freq, chanspec); | |
1783 | } else { | |
27a68fe3 | 1784 | cfg->channel = 0; |
1701261d HM |
1785 | chanspec = 0; |
1786 | } | |
5b435de0 | 1787 | |
647c9ae0 | 1788 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1789 | |
1790 | err = brcmf_set_wpa_version(ndev, sme); | |
1791 | if (err) { | |
57d6e91a | 1792 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1793 | goto done; |
1794 | } | |
1795 | ||
cbb1ec94 | 1796 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1797 | err = brcmf_set_auth_type(ndev, sme); |
1798 | if (err) { | |
57d6e91a | 1799 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1800 | goto done; |
1801 | } | |
1802 | ||
87b7e9e2 | 1803 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1804 | if (err) { |
57d6e91a | 1805 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1806 | goto done; |
1807 | } | |
1808 | ||
1809 | err = brcmf_set_key_mgmt(ndev, sme); | |
1810 | if (err) { | |
57d6e91a | 1811 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1812 | goto done; |
1813 | } | |
1814 | ||
f09d0c02 | 1815 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1816 | if (err) { |
57d6e91a | 1817 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1818 | goto done; |
1819 | } | |
1820 | ||
89286dc9 HM |
1821 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1822 | (u32)sme->ssid_len); | |
1823 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1824 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1825 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1826 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1827 | profile->ssid.SSID_len); | |
1828 | } | |
1829 | ||
1830 | /* Join with specific BSSID and cached SSID | |
1831 | * If SSID is zero join based on BSSID only | |
1832 | */ | |
1833 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1834 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1835 | if (cfg->channel) | |
1836 | join_params_size += sizeof(u16); | |
1837 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1838 | if (ext_join_params == NULL) { | |
1839 | err = -ENOMEM; | |
1840 | goto done; | |
1841 | } | |
1842 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1843 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1844 | profile->ssid.SSID_len); | |
63dd99e6 | 1845 | |
89286dc9 HM |
1846 | /* Set up join scan parameters */ |
1847 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1848 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1849 | ||
1850 | if (sme->bssid) | |
1851 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1852 | else | |
1853 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1854 | ||
1855 | if (cfg->channel) { | |
1856 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1857 | ||
1858 | ext_join_params->assoc_le.chanspec_list[0] = | |
1859 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1860 | /* Increase dwell time to receive probe response or detect |
1861 | * beacon from target AP at a noisy air only during connect | |
1862 | * command. | |
1863 | */ | |
1864 | ext_join_params->scan_le.active_time = | |
1865 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1866 | ext_join_params->scan_le.passive_time = | |
1867 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1868 | /* To sync with presence period of VSDB GO send probe request | |
1869 | * more frequently. Probe request will be stopped when it gets | |
1870 | * probe response from target AP/GO. | |
1871 | */ | |
1872 | ext_join_params->scan_le.nprobes = | |
1873 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1874 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1875 | } else { | |
1876 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1877 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1878 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1879 | } |
1880 | ||
1881 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1882 | join_params_size); | |
1883 | kfree(ext_join_params); | |
1884 | if (!err) | |
1885 | /* This is it. join command worked, we are done */ | |
1886 | goto done; | |
1887 | ||
1888 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1889 | memset(&join_params, 0, sizeof(join_params)); |
1890 | join_params_size = sizeof(join_params.ssid_le); | |
1891 | ||
6c8c4f72 | 1892 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1893 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1894 | |
89286dc9 HM |
1895 | if (sme->bssid) |
1896 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1897 | else | |
1898 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1899 | |
1701261d HM |
1900 | if (cfg->channel) { |
1901 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1902 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1903 | join_params_size += sizeof(join_params.params_le); | |
1904 | } | |
c1179033 | 1905 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1906 | &join_params, join_params_size); |
5b435de0 | 1907 | if (err) |
89286dc9 | 1908 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1909 | |
1910 | done: | |
1911 | if (err) | |
c1179033 | 1912 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1913 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1914 | return err; |
1915 | } | |
1916 | ||
1917 | static s32 | |
1918 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1919 | u16 reason_code) | |
1920 | { | |
0abb5f21 AS |
1921 | struct brcmf_if *ifp = netdev_priv(ndev); |
1922 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1923 | struct brcmf_scb_val_le scbval; |
1924 | s32 err = 0; | |
1925 | ||
d96b801f | 1926 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1927 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1928 | return -EIO; |
1929 | ||
c1179033 | 1930 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1931 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
43dffbc6 | 1932 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1933 | |
06bb123e | 1934 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1935 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1936 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1937 | &scbval, sizeof(scbval)); |
5b435de0 | 1938 | if (err) |
57d6e91a | 1939 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1940 | |
d96b801f | 1941 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1942 | return err; |
1943 | } | |
1944 | ||
1945 | static s32 | |
c8442118 | 1946 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1947 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1948 | { |
1949 | ||
27a68fe3 | 1950 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1951 | struct net_device *ndev = cfg_to_ndev(cfg); |
1952 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1953 | u16 txpwrmw; |
1954 | s32 err = 0; | |
1955 | s32 disable = 0; | |
d3f31134 | 1956 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1957 | |
d96b801f | 1958 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1959 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1960 | return -EIO; |
1961 | ||
1962 | switch (type) { | |
1963 | case NL80211_TX_POWER_AUTOMATIC: | |
1964 | break; | |
1965 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1966 | case NL80211_TX_POWER_FIXED: |
1967 | if (dbm < 0) { | |
57d6e91a | 1968 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1969 | err = -EINVAL; |
1970 | goto done; | |
1971 | } | |
1972 | break; | |
1973 | } | |
1974 | /* Make sure radio is off or on as far as software is concerned */ | |
1975 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1976 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1977 | if (err) |
57d6e91a | 1978 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1979 | |
1980 | if (dbm > 0xffff) | |
1981 | txpwrmw = 0xffff; | |
1982 | else | |
1983 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1984 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1985 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1986 | if (err) |
57d6e91a | 1987 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1988 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1989 | |
1990 | done: | |
d96b801f | 1991 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1992 | return err; |
1993 | } | |
1994 | ||
c8442118 JB |
1995 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1996 | struct wireless_dev *wdev, | |
1997 | s32 *dbm) | |
5b435de0 | 1998 | { |
27a68fe3 | 1999 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2000 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
2001 | s32 txpwrdbm; |
2002 | u8 result; | |
2003 | s32 err = 0; | |
2004 | ||
d96b801f | 2005 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2006 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2007 | return -EIO; |
2008 | ||
0abb5f21 | 2009 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 2010 | if (err) { |
57d6e91a | 2011 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2012 | goto done; |
2013 | } | |
2014 | ||
2015 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 2016 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
2017 | |
2018 | done: | |
d96b801f | 2019 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2020 | return err; |
2021 | } | |
2022 | ||
2023 | static s32 | |
2024 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
2025 | u8 key_idx, bool unicast, bool multicast) | |
2026 | { | |
0abb5f21 | 2027 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2028 | u32 index; |
2029 | u32 wsec; | |
2030 | s32 err = 0; | |
2031 | ||
d96b801f | 2032 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2033 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2034 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2035 | return -EIO; |
2036 | ||
0abb5f21 | 2037 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2038 | if (err) { |
57d6e91a | 2039 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2040 | goto done; |
2041 | } | |
2042 | ||
2043 | if (wsec & WEP_ENABLED) { | |
2044 | /* Just select a new current key */ | |
2045 | index = key_idx; | |
0abb5f21 | 2046 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2047 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2048 | if (err) |
57d6e91a | 2049 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2050 | } |
2051 | done: | |
d96b801f | 2052 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2053 | return err; |
2054 | } | |
2055 | ||
2056 | static s32 | |
2057 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2058 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2059 | { | |
992f6068 | 2060 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2061 | struct brcmf_wsec_key key; |
5b435de0 | 2062 | s32 err = 0; |
992f6068 | 2063 | u8 keybuf[8]; |
5b435de0 AS |
2064 | |
2065 | memset(&key, 0, sizeof(key)); | |
2066 | key.index = (u32) key_idx; | |
2067 | /* Instead of bcast for ea address for default wep keys, | |
2068 | driver needs it to be Null */ | |
2069 | if (!is_multicast_ether_addr(mac_addr)) | |
2070 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2071 | key.len = (u32) params->key_len; | |
2072 | /* check for key index change */ | |
2073 | if (key.len == 0) { | |
2074 | /* key delete */ | |
118eb304 | 2075 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2076 | if (err) |
57d6e91a | 2077 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2078 | } else { |
2079 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2080 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2081 | return -EINVAL; |
2082 | } | |
2083 | ||
16886735 | 2084 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2085 | memcpy(key.data, params->key, key.len); |
2086 | ||
967fe2c8 | 2087 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2088 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2089 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2090 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2091 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2092 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2093 | } | |
2094 | ||
2095 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2096 | if (params->seq && params->seq_len == 6) { | |
2097 | /* rx iv */ | |
2098 | u8 *ivptr; | |
2099 | ivptr = (u8 *) params->seq; | |
2100 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2101 | (ivptr[3] << 8) | ivptr[2]; | |
2102 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2103 | key.iv_initialized = true; | |
2104 | } | |
2105 | ||
2106 | switch (params->cipher) { | |
2107 | case WLAN_CIPHER_SUITE_WEP40: | |
2108 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2109 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2110 | break; |
2111 | case WLAN_CIPHER_SUITE_WEP104: | |
2112 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2113 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2114 | break; |
2115 | case WLAN_CIPHER_SUITE_TKIP: | |
2116 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2117 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2118 | break; |
2119 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2120 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2121 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2122 | break; |
2123 | case WLAN_CIPHER_SUITE_CCMP: | |
2124 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2125 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2126 | break; |
2127 | default: | |
57d6e91a | 2128 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2129 | return -EINVAL; |
2130 | } | |
118eb304 | 2131 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2132 | if (err) |
57d6e91a | 2133 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2134 | } |
2135 | return err; | |
2136 | } | |
2137 | ||
2138 | static s32 | |
2139 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2140 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2141 | struct key_params *params) | |
2142 | { | |
0abb5f21 | 2143 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2144 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2145 | s32 val; |
2146 | s32 wsec; | |
2147 | s32 err = 0; | |
2148 | u8 keybuf[8]; | |
2149 | ||
d96b801f | 2150 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2151 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2152 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2153 | return -EIO; |
2154 | ||
118eb304 HM |
2155 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2156 | /* we ignore this key index in this case */ | |
2157 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2158 | return -EINVAL; | |
2159 | } | |
2160 | ||
787eb033 DK |
2161 | if (mac_addr && |
2162 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2163 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2164 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2165 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2166 | } | |
5b435de0 | 2167 | |
118eb304 HM |
2168 | key = &ifp->vif->profile.key[key_idx]; |
2169 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2170 | |
118eb304 HM |
2171 | if (params->key_len > sizeof(key->data)) { |
2172 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2173 | err = -EINVAL; |
2174 | goto done; | |
2175 | } | |
118eb304 HM |
2176 | key->len = params->key_len; |
2177 | key->index = key_idx; | |
5b435de0 | 2178 | |
118eb304 HM |
2179 | memcpy(key->data, params->key, key->len); |
2180 | ||
2181 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2182 | switch (params->cipher) { |
2183 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2184 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2185 | val = WEP_ENABLED; |
16886735 | 2186 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2187 | break; |
2188 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2189 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2190 | val = WEP_ENABLED; |
16886735 | 2191 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2192 | break; |
2193 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2194 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2195 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2196 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2197 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2198 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2199 | } |
118eb304 | 2200 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2201 | val = TKIP_ENABLED; |
16886735 | 2202 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2203 | break; |
2204 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2205 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2206 | val = AES_ENABLED; |
16886735 | 2207 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2208 | break; |
2209 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2210 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2211 | val = AES_ENABLED; |
16886735 | 2212 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2213 | break; |
2214 | default: | |
57d6e91a | 2215 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2216 | err = -EINVAL; |
2217 | goto done; | |
2218 | } | |
2219 | ||
118eb304 | 2220 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2221 | if (err) |
2222 | goto done; | |
2223 | ||
0abb5f21 | 2224 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2225 | if (err) { |
57d6e91a | 2226 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2227 | goto done; |
2228 | } | |
5b435de0 | 2229 | wsec |= val; |
0abb5f21 | 2230 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2231 | if (err) { |
57d6e91a | 2232 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2233 | goto done; |
2234 | } | |
2235 | ||
5b435de0 | 2236 | done: |
d96b801f | 2237 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2238 | return err; |
2239 | } | |
2240 | ||
2241 | static s32 | |
2242 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2243 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2244 | { | |
0abb5f21 | 2245 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2246 | struct brcmf_wsec_key key; |
2247 | s32 err = 0; | |
5b435de0 | 2248 | |
d96b801f | 2249 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2250 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2251 | return -EIO; |
2252 | ||
118eb304 | 2253 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2254 | /* we ignore this key index in this case */ |
57d6e91a | 2255 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2256 | return -EINVAL; |
2257 | } | |
2258 | ||
5b435de0 AS |
2259 | memset(&key, 0, sizeof(key)); |
2260 | ||
2261 | key.index = (u32) key_idx; | |
2262 | key.flags = BRCMF_PRIMARY_KEY; | |
2263 | key.algo = CRYPTO_ALGO_OFF; | |
2264 | ||
16886735 | 2265 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2266 | |
2267 | /* Set the new key/index */ | |
118eb304 | 2268 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2269 | |
d96b801f | 2270 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2271 | return err; |
2272 | } | |
2273 | ||
2274 | static s32 | |
2275 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2276 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2277 | void (*callback) (void *cookie, struct key_params * params)) | |
2278 | { | |
2279 | struct key_params params; | |
0abb5f21 AS |
2280 | struct brcmf_if *ifp = netdev_priv(ndev); |
2281 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2282 | struct brcmf_cfg80211_security *sec; |
2283 | s32 wsec; | |
2284 | s32 err = 0; | |
2285 | ||
d96b801f | 2286 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2287 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2288 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2289 | return -EIO; |
2290 | ||
2291 | memset(¶ms, 0, sizeof(params)); | |
2292 | ||
0abb5f21 | 2293 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2294 | if (err) { |
57d6e91a | 2295 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2296 | /* Ignore this error, may happen during DISASSOC */ |
2297 | err = -EAGAIN; | |
2298 | goto done; | |
2299 | } | |
c5bf53a8 | 2300 | if (wsec & WEP_ENABLED) { |
06bb123e | 2301 | sec = &profile->sec; |
5b435de0 AS |
2302 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2303 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2304 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2305 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2306 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2307 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2308 | } |
c5bf53a8 | 2309 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2310 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2311 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2312 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2313 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2314 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2315 | } else { |
57d6e91a | 2316 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2317 | err = -EINVAL; |
2318 | goto done; | |
2319 | } | |
2320 | callback(cookie, ¶ms); | |
2321 | ||
2322 | done: | |
d96b801f | 2323 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2324 | return err; |
2325 | } | |
2326 | ||
2327 | static s32 | |
2328 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2329 | struct net_device *ndev, u8 key_idx) | |
2330 | { | |
647c9ae0 | 2331 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2332 | |
2333 | return -EOPNOTSUPP; | |
2334 | } | |
2335 | ||
118eb304 HM |
2336 | static void |
2337 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2338 | { | |
2339 | s32 err; | |
2340 | u8 key_idx; | |
2341 | struct brcmf_wsec_key *key; | |
2342 | s32 wsec; | |
2343 | ||
2344 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2345 | key = &ifp->vif->profile.key[key_idx]; | |
2346 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2347 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2348 | break; | |
2349 | } | |
2350 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2351 | return; | |
2352 | ||
2353 | err = send_key_to_dongle(ifp, key); | |
2354 | if (err) { | |
2355 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2356 | return; | |
2357 | } | |
2358 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2359 | if (err) { | |
2360 | brcmf_err("get wsec error (%d)\n", err); | |
2361 | return; | |
2362 | } | |
2363 | wsec |= WEP_ENABLED; | |
2364 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2365 | if (err) | |
2366 | brcmf_err("set wsec error (%d)\n", err); | |
2367 | } | |
2368 | ||
5b435de0 AS |
2369 | static s32 |
2370 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2371 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2372 | { |
0abb5f21 AS |
2373 | struct brcmf_if *ifp = netdev_priv(ndev); |
2374 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2375 | struct brcmf_scb_val_le scb_val; |
2376 | int rssi; | |
2377 | s32 rate; | |
2378 | s32 err = 0; | |
06bb123e | 2379 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2380 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2381 | u32 beacon_period; |
2382 | u32 dtim_period; | |
5b435de0 | 2383 | |
d96b801f | 2384 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2385 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2386 | return -EIO; |
2387 | ||
967fe2c8 | 2388 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2389 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2390 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2391 | &sta_info_le, |
81f5dcb8 | 2392 | sizeof(sta_info_le)); |
1a873342 | 2393 | if (err < 0) { |
57d6e91a | 2394 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2395 | goto done; |
2396 | } | |
319090bf | 2397 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); |
81f5dcb8 HM |
2398 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2399 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
319090bf | 2400 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); |
81f5dcb8 | 2401 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2402 | } |
d96b801f AS |
2403 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2404 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2405 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2406 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2407 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2408 | mac, bssid); | |
1a873342 HM |
2409 | err = -ENOENT; |
2410 | goto done; | |
2411 | } | |
2412 | /* Report the current tx rate */ | |
89286dc9 | 2413 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2414 | if (err) { |
57d6e91a | 2415 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2416 | goto done; |
7f6c562d | 2417 | } else { |
319090bf | 2418 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
1a873342 | 2419 | sinfo->txrate.legacy = rate * 5; |
16886735 | 2420 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2421 | } |
5b435de0 | 2422 | |
c1179033 AS |
2423 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2424 | &ifp->vif->sme_state)) { | |
1a873342 | 2425 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2426 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2427 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2428 | if (err) { |
57d6e91a | 2429 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2430 | goto done; |
2431 | } else { | |
2432 | rssi = le32_to_cpu(scb_val.val); | |
319090bf | 2433 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); |
1a873342 | 2434 | sinfo->signal = rssi; |
16886735 | 2435 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2436 | } |
9ee66d1b HM |
2437 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2438 | &beacon_period); | |
2439 | if (err) { | |
2440 | brcmf_err("Could not get beacon period (%d)\n", | |
2441 | err); | |
2442 | goto done; | |
2443 | } else { | |
2444 | sinfo->bss_param.beacon_interval = | |
2445 | beacon_period; | |
2446 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2447 | beacon_period); | |
2448 | } | |
2449 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2450 | &dtim_period); | |
2451 | if (err) { | |
2452 | brcmf_err("Could not get DTIM period (%d)\n", | |
2453 | err); | |
2454 | goto done; | |
2455 | } else { | |
2456 | sinfo->bss_param.dtim_period = dtim_period; | |
2457 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2458 | dtim_period); | |
2459 | } | |
319090bf | 2460 | sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); |
1a873342 HM |
2461 | } |
2462 | } else | |
2463 | err = -EPERM; | |
5b435de0 | 2464 | done: |
d96b801f | 2465 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2466 | return err; |
2467 | } | |
2468 | ||
2469 | static s32 | |
2470 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2471 | bool enabled, s32 timeout) | |
2472 | { | |
2473 | s32 pm; | |
2474 | s32 err = 0; | |
27a68fe3 | 2475 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2476 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2477 | |
d96b801f | 2478 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2479 | |
2480 | /* | |
2481 | * Powersave enable/disable request is coming from the | |
2482 | * cfg80211 even before the interface is up. In that | |
2483 | * scenario, driver will be storing the power save | |
27a68fe3 | 2484 | * preference in cfg struct to apply this to |
5b435de0 AS |
2485 | * FW later while initializing the dongle |
2486 | */ | |
27a68fe3 | 2487 | cfg->pwr_save = enabled; |
ce81e317 | 2488 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2489 | |
647c9ae0 | 2490 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2491 | goto done; |
2492 | } | |
2493 | ||
2494 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2495 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2496 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2497 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2498 | pm = PM_OFF; | |
2499 | } | |
647c9ae0 | 2500 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2501 | |
c1179033 | 2502 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2503 | if (err) { |
2504 | if (err == -ENODEV) | |
57d6e91a | 2505 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2506 | else |
57d6e91a | 2507 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2508 | } |
2509 | done: | |
d96b801f | 2510 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2511 | return err; |
2512 | } | |
2513 | ||
27a68fe3 | 2514 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2515 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2516 | { |
27a68fe3 | 2517 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2518 | struct ieee80211_channel *notify_channel; |
2519 | struct cfg80211_bss *bss; | |
2520 | struct ieee80211_supported_band *band; | |
83cf17aa | 2521 | struct brcmu_chan ch; |
5b435de0 AS |
2522 | u16 channel; |
2523 | u32 freq; | |
5b435de0 AS |
2524 | u16 notify_capability; |
2525 | u16 notify_interval; | |
2526 | u8 *notify_ie; | |
2527 | size_t notify_ielen; | |
2528 | s32 notify_signal; | |
2529 | ||
2530 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2531 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2532 | return 0; |
2533 | } | |
2534 | ||
83cf17aa FL |
2535 | if (!bi->ctl_ch) { |
2536 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2537 | cfg->d11inf.decchspec(&ch); | |
2538 | bi->ctl_ch = ch.chnum; | |
2539 | } | |
2540 | channel = bi->ctl_ch; | |
5b435de0 AS |
2541 | |
2542 | if (channel <= CH_MAX_2G_CHANNEL) | |
2543 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2544 | else | |
2545 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2546 | ||
2547 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2548 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2549 | ||
5b435de0 AS |
2550 | notify_capability = le16_to_cpu(bi->capability); |
2551 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2552 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2553 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2554 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2555 | ||
16886735 AS |
2556 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2557 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2558 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2559 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2560 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2561 | |
5bc8c1f2 JB |
2562 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2563 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2564 | (const u8 *)bi->BSSID, | |
2565 | 0, notify_capability, | |
2566 | notify_interval, notify_ie, | |
2567 | notify_ielen, notify_signal, | |
2568 | GFP_KERNEL); | |
5b435de0 | 2569 | |
e78946e1 FL |
2570 | if (!bss) |
2571 | return -ENOMEM; | |
2572 | ||
5b112d3d | 2573 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2574 | |
12f32370 | 2575 | return 0; |
5b435de0 AS |
2576 | } |
2577 | ||
6f09be0a RV |
2578 | static struct brcmf_bss_info_le * |
2579 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2580 | { | |
2581 | if (bss == NULL) | |
2582 | return list->bss_info_le; | |
2583 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2584 | le32_to_cpu(bss->length)); | |
2585 | } | |
2586 | ||
27a68fe3 | 2587 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2588 | { |
2589 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2590 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2591 | s32 err = 0; |
2592 | int i; | |
2593 | ||
ef8596e1 | 2594 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2595 | if (bss_list->count != 0 && |
2596 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2597 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2598 | bss_list->version); | |
5b435de0 AS |
2599 | return -EOPNOTSUPP; |
2600 | } | |
4e8a008e | 2601 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2602 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2603 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2604 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2605 | if (err) |
2606 | break; | |
2607 | } | |
2608 | return err; | |
2609 | } | |
2610 | ||
27a68fe3 | 2611 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2612 | struct net_device *ndev, const u8 *bssid) |
2613 | { | |
27a68fe3 | 2614 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2615 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2616 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2617 | struct ieee80211_supported_band *band; |
e78946e1 | 2618 | struct cfg80211_bss *bss; |
83cf17aa | 2619 | struct brcmu_chan ch; |
5b435de0 AS |
2620 | u8 *buf = NULL; |
2621 | s32 err = 0; | |
5b435de0 | 2622 | u32 freq; |
5b435de0 AS |
2623 | u16 notify_capability; |
2624 | u16 notify_interval; | |
2625 | u8 *notify_ie; | |
2626 | size_t notify_ielen; | |
2627 | s32 notify_signal; | |
2628 | ||
d96b801f | 2629 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2630 | |
2631 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2632 | if (buf == NULL) { | |
2633 | err = -ENOMEM; | |
2634 | goto CleanUp; | |
2635 | } | |
2636 | ||
2637 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2638 | ||
ac24be6f AS |
2639 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2640 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2641 | if (err) { |
57d6e91a | 2642 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2643 | goto CleanUp; |
2644 | } | |
2645 | ||
d34bf64f | 2646 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2647 | |
83cf17aa FL |
2648 | ch.chspec = le16_to_cpu(bi->chanspec); |
2649 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2650 | |
83cf17aa | 2651 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2652 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2653 | else | |
2654 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2655 | ||
83cf17aa | 2656 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2657 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2658 | ||
5b435de0 AS |
2659 | notify_capability = le16_to_cpu(bi->capability); |
2660 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2661 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2662 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2663 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2664 | ||
83cf17aa | 2665 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2666 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2667 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2668 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2669 | |
5bc8c1f2 JB |
2670 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2671 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2672 | notify_capability, notify_interval, | |
2673 | notify_ie, notify_ielen, notify_signal, | |
2674 | GFP_KERNEL); | |
5b435de0 | 2675 | |
e78946e1 FL |
2676 | if (!bss) { |
2677 | err = -ENOMEM; | |
2678 | goto CleanUp; | |
2679 | } | |
2680 | ||
5b112d3d | 2681 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2682 | |
5b435de0 AS |
2683 | CleanUp: |
2684 | ||
2685 | kfree(buf); | |
2686 | ||
d96b801f | 2687 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2688 | |
2689 | return err; | |
2690 | } | |
2691 | ||
89286dc9 HM |
2692 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2693 | struct brcmf_if *ifp) | |
1a873342 | 2694 | { |
89286dc9 | 2695 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2696 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2697 | struct brcmf_ssid *ssid; |
4b5800fe | 2698 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2699 | u16 beacon_interval; |
2700 | u8 dtim_period; | |
2701 | size_t ie_len; | |
2702 | u8 *ie; | |
2703 | s32 err = 0; | |
2704 | ||
d96b801f | 2705 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2706 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2707 | return err; |
2708 | ||
06bb123e | 2709 | ssid = &profile->ssid; |
5b435de0 | 2710 | |
27a68fe3 | 2711 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2712 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2713 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2714 | if (err) { |
57d6e91a | 2715 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2716 | goto update_bss_info_out; |
2717 | } | |
2718 | ||
27a68fe3 AS |
2719 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2720 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2721 | if (err) |
2722 | goto update_bss_info_out; | |
2723 | ||
2724 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2725 | ie_len = le32_to_cpu(bi->ie_length); | |
2726 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2727 | ||
f8e4b412 | 2728 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2729 | if (tim) |
2730 | dtim_period = tim->data[1]; | |
2731 | else { | |
2732 | /* | |
2733 | * active scan was done so we could not get dtim | |
2734 | * information out of probe response. | |
2735 | * so we speficially query dtim information to dongle. | |
2736 | */ | |
2737 | u32 var; | |
ac24be6f | 2738 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2739 | if (err) { |
57d6e91a | 2740 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2741 | goto update_bss_info_out; |
2742 | } | |
2743 | dtim_period = (u8)var; | |
2744 | } | |
2745 | ||
5b435de0 | 2746 | update_bss_info_out: |
d96b801f | 2747 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2748 | return err; |
2749 | } | |
2750 | ||
18e2f61d | 2751 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2752 | { |
27a68fe3 | 2753 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2754 | |
c1179033 | 2755 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2756 | if (cfg->scan_request) { |
108a4bee | 2757 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2758 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2759 | } |
c1179033 AS |
2760 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2761 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2762 | } |
2763 | ||
e756af5b HM |
2764 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2765 | { | |
27a68fe3 AS |
2766 | struct brcmf_cfg80211_info *cfg = |
2767 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2768 | escan_timeout_work); |
2769 | ||
ef8596e1 | 2770 | brcmf_inform_bss(cfg); |
a0f472ac | 2771 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2772 | } |
2773 | ||
2774 | static void brcmf_escan_timeout(unsigned long data) | |
2775 | { | |
27a68fe3 AS |
2776 | struct brcmf_cfg80211_info *cfg = |
2777 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2778 | |
27a68fe3 | 2779 | if (cfg->scan_request) { |
57d6e91a | 2780 | brcmf_err("timer expired\n"); |
f0799895 | 2781 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2782 | } |
2783 | } | |
2784 | ||
2785 | static s32 | |
83cf17aa FL |
2786 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2787 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2788 | struct brcmf_bss_info_le *bss_info_le) |
2789 | { | |
83cf17aa FL |
2790 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2791 | ||
2792 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2793 | cfg->d11inf.decchspec(&ch_bss); | |
2794 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2795 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2796 | ||
e756af5b | 2797 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2798 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2799 | bss_info_le->SSID_len == bss->SSID_len && |
2800 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2801 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2802 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2803 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2804 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2805 | ||
e756af5b HM |
2806 | /* preserve max RSSI if the measurements are |
2807 | * both on-channel or both off-channel | |
2808 | */ | |
029591f3 | 2809 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2810 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2811 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2812 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2813 | /* preserve the on-channel rssi measurement |
2814 | * if the new measurement is off channel | |
2815 | */ | |
2816 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2817 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2818 | } |
2819 | return 1; | |
2820 | } | |
2821 | return 0; | |
2822 | } | |
2823 | ||
2824 | static s32 | |
1993732e | 2825 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2826 | const struct brcmf_event_msg *e, void *data) |
2827 | { | |
1993732e | 2828 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2829 | s32 status; |
e756af5b HM |
2830 | struct brcmf_escan_result_le *escan_result_le; |
2831 | struct brcmf_bss_info_le *bss_info_le; | |
2832 | struct brcmf_bss_info_le *bss = NULL; | |
2833 | u32 bi_length; | |
2834 | struct brcmf_scan_results *list; | |
2835 | u32 i; | |
97ed15c7 | 2836 | bool aborted; |
e756af5b | 2837 | |
5c36b99a | 2838 | status = e->status; |
e756af5b | 2839 | |
a0f472ac AS |
2840 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2841 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2842 | return -EPERM; |
2843 | } | |
2844 | ||
2845 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2846 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2847 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2848 | if (!escan_result_le) { | |
57d6e91a | 2849 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2850 | goto exit; |
2851 | } | |
e756af5b | 2852 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2853 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2854 | escan_result_le->bss_count); | |
e756af5b HM |
2855 | goto exit; |
2856 | } | |
2857 | bss_info_le = &escan_result_le->bss_info_le; | |
2858 | ||
6eda4e2c HM |
2859 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2860 | goto exit; | |
2861 | ||
2862 | if (!cfg->scan_request) { | |
2863 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2864 | goto exit; | |
2865 | } | |
2866 | ||
e756af5b HM |
2867 | bi_length = le32_to_cpu(bss_info_le->length); |
2868 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2869 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2870 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2871 | bi_length); | |
e756af5b HM |
2872 | goto exit; |
2873 | } | |
2874 | ||
27a68fe3 | 2875 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2876 | BIT(NL80211_IFTYPE_ADHOC))) { |
2877 | if (le16_to_cpu(bss_info_le->capability) & | |
2878 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2879 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2880 | goto exit; |
2881 | } | |
2882 | } | |
2883 | ||
2884 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2885 | cfg->escan_info.escan_buf; |
e756af5b | 2886 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2887 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2888 | goto exit; |
2889 | } | |
2890 | ||
2891 | for (i = 0; i < list->count; i++) { | |
2892 | bss = bss ? (struct brcmf_bss_info_le *) | |
2893 | ((unsigned char *)bss + | |
2894 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2895 | if (brcmf_compare_update_same_bss(cfg, bss, |
2896 | bss_info_le)) | |
e756af5b HM |
2897 | goto exit; |
2898 | } | |
27a68fe3 | 2899 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2900 | bss_info_le, bi_length); |
2901 | list->version = le32_to_cpu(bss_info_le->version); | |
2902 | list->buflen += bi_length; | |
2903 | list->count++; | |
2904 | } else { | |
27a68fe3 | 2905 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2906 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2907 | goto exit; | |
27a68fe3 | 2908 | if (cfg->scan_request) { |
27a68fe3 | 2909 | brcmf_inform_bss(cfg); |
97ed15c7 | 2910 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 2911 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 2912 | } else |
6eda4e2c HM |
2913 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2914 | status); | |
e756af5b HM |
2915 | } |
2916 | exit: | |
12f32370 | 2917 | return 0; |
e756af5b HM |
2918 | } |
2919 | ||
27a68fe3 | 2920 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2921 | { |
5c36b99a AS |
2922 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2923 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2924 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2925 | /* Init scan_timeout timer */ | |
2926 | init_timer(&cfg->escan_timeout); | |
2927 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2928 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2929 | INIT_WORK(&cfg->escan_timeout_work, | |
2930 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2931 | } |
2932 | ||
5addc0de | 2933 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2934 | { |
2935 | if (ms < 1000 / HZ) { | |
2936 | cond_resched(); | |
2937 | mdelay(ms); | |
2938 | } else { | |
2939 | msleep(ms); | |
2940 | } | |
2941 | } | |
2942 | ||
b9a82f89 HM |
2943 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
2944 | u8 *pattern, u32 patternsize, u8 *mask, | |
2945 | u32 packet_offset) | |
2946 | { | |
2947 | struct brcmf_fil_wowl_pattern_le *filter; | |
2948 | u32 masksize; | |
2949 | u32 patternoffset; | |
2950 | u8 *buf; | |
2951 | u32 bufsize; | |
2952 | s32 ret; | |
2953 | ||
2954 | masksize = (patternsize + 7) / 8; | |
2955 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
2956 | ||
2957 | bufsize = sizeof(*filter) + patternsize + masksize; | |
2958 | buf = kzalloc(bufsize, GFP_KERNEL); | |
2959 | if (!buf) | |
2960 | return -ENOMEM; | |
2961 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
2962 | ||
2963 | memcpy(filter->cmd, cmd, 4); | |
2964 | filter->masksize = cpu_to_le32(masksize); | |
2965 | filter->offset = cpu_to_le32(packet_offset); | |
2966 | filter->patternoffset = cpu_to_le32(patternoffset); | |
2967 | filter->patternsize = cpu_to_le32(patternsize); | |
2968 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
2969 | ||
2970 | if ((mask) && (masksize)) | |
2971 | memcpy(buf + sizeof(*filter), mask, masksize); | |
2972 | if ((pattern) && (patternsize)) | |
2973 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
2974 | ||
2975 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
2976 | ||
2977 | kfree(buf); | |
2978 | return ret; | |
2979 | } | |
2980 | ||
5b435de0 AS |
2981 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
2982 | { | |
4eb3af7c HM |
2983 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2984 | struct net_device *ndev = cfg_to_ndev(cfg); | |
2985 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2986 | ||
d96b801f | 2987 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2988 | |
4eb3af7c | 2989 | if (cfg->wowl_enabled) { |
b9a82f89 | 2990 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c HM |
2991 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
2992 | cfg->pre_wowl_pmmode); | |
4eb3af7c | 2993 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); |
b9a82f89 | 2994 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); |
4eb3af7c HM |
2995 | cfg->wowl_enabled = false; |
2996 | } | |
5b435de0 AS |
2997 | return 0; |
2998 | } | |
2999 | ||
4eb3af7c HM |
3000 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3001 | struct brcmf_if *ifp, | |
3002 | struct cfg80211_wowlan *wowl) | |
3003 | { | |
3004 | u32 wowl_config; | |
b9a82f89 | 3005 | u32 i; |
4eb3af7c HM |
3006 | |
3007 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3008 | ||
b9a82f89 | 3009 | brcmf_configure_arp_offload(ifp, false); |
4eb3af7c HM |
3010 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); |
3011 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); | |
3012 | ||
3013 | wowl_config = 0; | |
3014 | if (wowl->disconnect) | |
b9a82f89 | 3015 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3016 | if (wowl->magic_pkt) |
b9a82f89 HM |
3017 | wowl_config |= BRCMF_WOWL_MAGIC; |
3018 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3019 | wowl_config |= BRCMF_WOWL_NET; | |
3020 | for (i = 0; i < wowl->n_patterns; i++) { | |
3021 | brcmf_config_wowl_pattern(ifp, "add", | |
3022 | (u8 *)wowl->patterns[i].pattern, | |
3023 | wowl->patterns[i].pattern_len, | |
3024 | (u8 *)wowl->patterns[i].mask, | |
3025 | wowl->patterns[i].pkt_offset); | |
3026 | } | |
3027 | } | |
4eb3af7c HM |
3028 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3029 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3030 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3031 | cfg->wowl_enabled = true; | |
3032 | } | |
3033 | ||
5b435de0 | 3034 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3035 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3036 | { |
27a68fe3 AS |
3037 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3038 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3039 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3040 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3041 | |
d96b801f | 3042 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3043 | |
4eb3af7c | 3044 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3045 | * we can do but pray resume goes smoothly. |
5b435de0 | 3046 | */ |
4eb3af7c | 3047 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3048 | goto exit; |
5b435de0 | 3049 | |
7d641072 AS |
3050 | /* end any scanning */ |
3051 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3052 | brcmf_abort_scanning(cfg); |
5b435de0 | 3053 | |
4eb3af7c HM |
3054 | if (wowl == NULL) { |
3055 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3056 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3057 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3058 | continue; | |
3059 | /* While going to suspend if associated with AP | |
3060 | * disassociate from AP to save power while system is | |
3061 | * in suspended state | |
3062 | */ | |
9b7a0ddc | 3063 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3064 | /* Make sure WPA_Supplicant receives all the event |
3065 | * generated due to DISASSOC call to the fw to keep | |
3066 | * the state fw and WPA_Supplicant state consistent | |
3067 | */ | |
3068 | brcmf_delay(500); | |
3069 | } | |
3070 | /* Configure MPC */ | |
3071 | brcmf_set_mpc(ifp, 1); | |
3072 | ||
3073 | } else { | |
3074 | /* Configure WOWL paramaters */ | |
3075 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3076 | } | |
5b435de0 | 3077 | |
7d641072 | 3078 | exit: |
d96b801f | 3079 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3080 | /* clear any scanning activity */ |
3081 | cfg->scan_status = 0; | |
5b435de0 AS |
3082 | return 0; |
3083 | } | |
3084 | ||
5b435de0 AS |
3085 | static __used s32 |
3086 | brcmf_update_pmklist(struct net_device *ndev, | |
3087 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3088 | { | |
3089 | int i, j; | |
c15d789e | 3090 | u32 pmkid_len; |
5b435de0 | 3091 | |
40c8e95a AS |
3092 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3093 | ||
16886735 | 3094 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 3095 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
3096 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
3097 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 3098 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
3099 | brcmf_dbg(CONN, "%02x\n", |
3100 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
3101 | } |
3102 | ||
3103 | if (!err) | |
ac24be6f AS |
3104 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3105 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3106 | |
3107 | return err; | |
3108 | } | |
3109 | ||
3110 | static s32 | |
3111 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3112 | struct cfg80211_pmksa *pmksa) | |
3113 | { | |
27a68fe3 | 3114 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3115 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3116 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 | 3117 | s32 err = 0; |
c15d789e | 3118 | u32 pmkid_len, i; |
5b435de0 | 3119 | |
d96b801f | 3120 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3121 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3122 | return -EIO; |
3123 | ||
40c8e95a AS |
3124 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3125 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3126 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3127 | break; | |
3128 | if (i < WL_NUM_PMKIDS_MAX) { | |
3129 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3130 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3131 | if (i == pmkid_len) { |
3132 | pmkid_len++; | |
3133 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3134 | } | |
5b435de0 AS |
3135 | } else |
3136 | err = -EINVAL; | |
3137 | ||
16886735 AS |
3138 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
3139 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 3140 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3141 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3142 | |
27a68fe3 | 3143 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3144 | |
d96b801f | 3145 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3146 | return err; |
3147 | } | |
3148 | ||
3149 | static s32 | |
3150 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3151 | struct cfg80211_pmksa *pmksa) | |
3152 | { | |
27a68fe3 | 3153 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3154 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3155 | struct pmkid_list pmkid; |
3156 | s32 err = 0; | |
c15d789e | 3157 | u32 pmkid_len, i; |
5b435de0 | 3158 | |
d96b801f | 3159 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3160 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3161 | return -EIO; |
3162 | ||
3163 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3164 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3165 | ||
16886735 AS |
3166 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
3167 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 3168 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3169 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 3170 | |
27a68fe3 | 3171 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3172 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3173 | if (!memcmp |
27a68fe3 | 3174 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3175 | ETH_ALEN)) |
3176 | break; | |
3177 | ||
40c8e95a AS |
3178 | if ((pmkid_len > 0) |
3179 | && (i < pmkid_len)) { | |
27a68fe3 | 3180 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3181 | sizeof(struct pmkid)); |
40c8e95a | 3182 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3183 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3184 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3185 | ETH_ALEN); |
27a68fe3 AS |
3186 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3187 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3188 | WLAN_PMKID_LEN); |
3189 | } | |
27a68fe3 | 3190 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3191 | } else |
3192 | err = -EINVAL; | |
3193 | ||
27a68fe3 | 3194 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3195 | |
d96b801f | 3196 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3197 | return err; |
3198 | ||
3199 | } | |
3200 | ||
3201 | static s32 | |
3202 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3203 | { | |
27a68fe3 | 3204 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3205 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3206 | s32 err = 0; |
3207 | ||
d96b801f | 3208 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3209 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3210 | return -EIO; |
3211 | ||
27a68fe3 AS |
3212 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3213 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 3214 | |
d96b801f | 3215 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3216 | return err; |
3217 | ||
3218 | } | |
3219 | ||
e5806072 AS |
3220 | /* |
3221 | * PFN result doesn't have all the info which are | |
3222 | * required by the supplicant | |
3223 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3224 | * via wl_inform_single_bss in the required format. Escan does require the | |
3225 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3226 | * cfg80211_scan_request one out of the received PNO event. | |
3227 | */ | |
3228 | static s32 | |
1993732e | 3229 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3230 | const struct brcmf_event_msg *e, void *data) |
3231 | { | |
1993732e | 3232 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3233 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3234 | struct cfg80211_scan_request *request = NULL; | |
3235 | struct cfg80211_ssid *ssid = NULL; | |
3236 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3237 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3238 | int err = 0; |
3239 | int channel_req = 0; | |
3240 | int band = 0; | |
3241 | struct brcmf_pno_scanresults_le *pfn_result; | |
3242 | u32 result_count; | |
3243 | u32 status; | |
3244 | ||
4e8a008e | 3245 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3246 | |
5c36b99a | 3247 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3248 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3249 | return 0; |
3250 | } | |
3251 | ||
3252 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3253 | result_count = le32_to_cpu(pfn_result->count); | |
3254 | status = le32_to_cpu(pfn_result->status); | |
3255 | ||
3256 | /* | |
3257 | * PFN event is limited to fit 512 bytes so we may get | |
3258 | * multiple NET_FOUND events. For now place a warning here. | |
3259 | */ | |
3260 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3261 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3262 | if (result_count > 0) { |
3263 | int i; | |
3264 | ||
3265 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3266 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3267 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3268 | if (!request || !ssid || !channel) { |
3269 | err = -ENOMEM; | |
3270 | goto out_err; | |
3271 | } | |
3272 | ||
3273 | request->wiphy = wiphy; | |
3274 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3275 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3276 | ||
3277 | for (i = 0; i < result_count; i++) { | |
3278 | netinfo = &netinfo_start[i]; | |
3279 | if (!netinfo) { | |
57d6e91a AS |
3280 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3281 | i); | |
e5806072 AS |
3282 | err = -EINVAL; |
3283 | goto out_err; | |
3284 | } | |
3285 | ||
4e8a008e AS |
3286 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3287 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3288 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3289 | ssid[i].ssid_len = netinfo->SSID_len; | |
3290 | request->n_ssids++; | |
3291 | ||
3292 | channel_req = netinfo->channel; | |
3293 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3294 | band = NL80211_BAND_2GHZ; | |
3295 | else | |
3296 | band = NL80211_BAND_5GHZ; | |
3297 | channel[i].center_freq = | |
3298 | ieee80211_channel_to_frequency(channel_req, | |
3299 | band); | |
3300 | channel[i].band = band; | |
3301 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3302 | request->channels[i] = &channel[i]; | |
3303 | request->n_channels++; | |
3304 | } | |
3305 | ||
3306 | /* assign parsed ssid array */ | |
3307 | if (request->n_ssids) | |
3308 | request->ssids = &ssid[0]; | |
3309 | ||
c1179033 | 3310 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3311 | /* Abort any on-going scan */ |
27a68fe3 | 3312 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3313 | } |
3314 | ||
c1179033 | 3315 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3316 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3317 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3318 | if (err) { |
c1179033 | 3319 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3320 | goto out_err; |
3321 | } | |
27a68fe3 AS |
3322 | cfg->sched_escan = true; |
3323 | cfg->scan_request = request; | |
e5806072 | 3324 | } else { |
57d6e91a | 3325 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3326 | goto out_err; |
3327 | } | |
3328 | ||
3329 | kfree(ssid); | |
3330 | kfree(channel); | |
3331 | kfree(request); | |
3332 | return 0; | |
3333 | ||
3334 | out_err: | |
3335 | kfree(ssid); | |
3336 | kfree(channel); | |
3337 | kfree(request); | |
3338 | cfg80211_sched_scan_stopped(wiphy); | |
3339 | return err; | |
3340 | } | |
3341 | ||
e5806072 AS |
3342 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3343 | { | |
e5806072 AS |
3344 | int ret; |
3345 | ||
3346 | /* Disable pfn */ | |
ac24be6f | 3347 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3348 | if (ret == 0) { |
3349 | /* clear pfn */ | |
ac24be6f AS |
3350 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3351 | NULL, 0); | |
e5806072 AS |
3352 | } |
3353 | if (ret < 0) | |
57d6e91a | 3354 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3355 | |
3356 | return ret; | |
3357 | } | |
3358 | ||
3359 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3360 | { | |
3361 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3362 | |
3363 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3364 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3365 | ||
3366 | /* set extra pno params */ | |
3367 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3368 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3369 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3370 | ||
3371 | /* set up pno scan fr */ | |
3372 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3373 | ||
ac24be6f AS |
3374 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3375 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3376 | } |
3377 | ||
3378 | static int | |
3379 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3380 | struct net_device *ndev, | |
3381 | struct cfg80211_sched_scan_request *request) | |
3382 | { | |
c1179033 | 3383 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3384 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3385 | struct brcmf_pno_net_param_le pfn; |
3386 | int i; | |
3387 | int ret = 0; | |
3388 | ||
dc7bdbf1 | 3389 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3390 | request->n_match_sets, request->n_ssids); |
c1179033 | 3391 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3392 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3393 | return -EAGAIN; |
3394 | } | |
1687eee2 AS |
3395 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3396 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3397 | cfg->scan_status); | |
3398 | return -EAGAIN; | |
3399 | } | |
e5806072 | 3400 | |
dc7bdbf1 | 3401 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3402 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3403 | request->n_ssids); |
e5806072 AS |
3404 | return -EINVAL; |
3405 | } | |
3406 | ||
3407 | if (request->n_ssids > 0) { | |
3408 | for (i = 0; i < request->n_ssids; i++) { | |
3409 | /* Active scan req for ssids */ | |
4e8a008e AS |
3410 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3411 | request->ssids[i].ssid); | |
e5806072 AS |
3412 | |
3413 | /* | |
3414 | * match_set ssids is a supert set of n_ssid list, | |
3415 | * so we need not add these set seperately. | |
3416 | */ | |
3417 | } | |
3418 | } | |
3419 | ||
3420 | if (request->n_match_sets > 0) { | |
3421 | /* clean up everything */ | |
3422 | ret = brcmf_dev_pno_clean(ndev); | |
3423 | if (ret < 0) { | |
57d6e91a | 3424 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3425 | return ret; |
3426 | } | |
3427 | ||
3428 | /* configure pno */ | |
3429 | ret = brcmf_dev_pno_config(ndev); | |
3430 | if (ret < 0) { | |
57d6e91a | 3431 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3432 | return -EINVAL; |
3433 | } | |
3434 | ||
3435 | /* configure each match set */ | |
3436 | for (i = 0; i < request->n_match_sets; i++) { | |
3437 | struct cfg80211_ssid *ssid; | |
3438 | u32 ssid_len; | |
3439 | ||
3440 | ssid = &request->match_sets[i].ssid; | |
3441 | ssid_len = ssid->ssid_len; | |
3442 | ||
3443 | if (!ssid_len) { | |
57d6e91a | 3444 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3445 | continue; |
3446 | } | |
3447 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3448 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3449 | pfn.wsec = cpu_to_le32(0); | |
3450 | pfn.infra = cpu_to_le32(1); | |
3451 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3452 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3453 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3454 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3455 | sizeof(pfn)); |
4e8a008e AS |
3456 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3457 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3458 | } |
3459 | /* Enable the PNO */ | |
c1179033 | 3460 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3461 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3462 | return -EINVAL; |
3463 | } | |
3464 | } else { | |
3465 | return -EINVAL; | |
3466 | } | |
3467 | ||
3468 | return 0; | |
3469 | } | |
3470 | ||
3471 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3472 | struct net_device *ndev) | |
3473 | { | |
27a68fe3 | 3474 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3475 | |
4e8a008e | 3476 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3477 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3478 | if (cfg->sched_escan) |
a0f472ac | 3479 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3480 | return 0; |
3481 | } | |
e5806072 | 3482 | |
1f170110 | 3483 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3484 | { |
3485 | s32 err; | |
3486 | ||
3487 | /* set auth */ | |
ac24be6f | 3488 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3489 | if (err < 0) { |
57d6e91a | 3490 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3491 | return err; |
3492 | } | |
3493 | /* set wsec */ | |
ac24be6f | 3494 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3495 | if (err < 0) { |
57d6e91a | 3496 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3497 | return err; |
3498 | } | |
3499 | /* set upper-layer auth */ | |
ac24be6f | 3500 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3501 | if (err < 0) { |
57d6e91a | 3502 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3503 | return err; |
3504 | } | |
3505 | ||
3506 | return 0; | |
3507 | } | |
3508 | ||
3509 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3510 | { | |
3511 | if (is_rsn_ie) | |
3512 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3513 | ||
3514 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3515 | } | |
3516 | ||
3517 | static s32 | |
a44aa400 | 3518 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3519 | const struct brcmf_vs_tlv *wpa_ie, |
3520 | bool is_rsn_ie) | |
1a873342 HM |
3521 | { |
3522 | u32 auth = 0; /* d11 open authentication */ | |
3523 | u16 count; | |
3524 | s32 err = 0; | |
3525 | s32 len = 0; | |
3526 | u32 i; | |
3527 | u32 wsec; | |
3528 | u32 pval = 0; | |
3529 | u32 gval = 0; | |
3530 | u32 wpa_auth = 0; | |
3531 | u32 offset; | |
3532 | u8 *data; | |
3533 | u16 rsn_cap; | |
3534 | u32 wme_bss_disable; | |
3535 | ||
d96b801f | 3536 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3537 | if (wpa_ie == NULL) |
3538 | goto exit; | |
3539 | ||
3540 | len = wpa_ie->len + TLV_HDR_LEN; | |
3541 | data = (u8 *)wpa_ie; | |
619c5a9a | 3542 | offset = TLV_HDR_LEN; |
1a873342 HM |
3543 | if (!is_rsn_ie) |
3544 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3545 | else |
3546 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3547 | |
3548 | /* check for multicast cipher suite */ | |
3549 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3550 | err = -EINVAL; | |
57d6e91a | 3551 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3552 | goto exit; |
3553 | } | |
3554 | ||
3555 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3556 | err = -EINVAL; | |
57d6e91a | 3557 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3558 | goto exit; |
3559 | } | |
3560 | offset += TLV_OUI_LEN; | |
3561 | ||
3562 | /* pick up multicast cipher */ | |
3563 | switch (data[offset]) { | |
3564 | case WPA_CIPHER_NONE: | |
3565 | gval = 0; | |
3566 | break; | |
3567 | case WPA_CIPHER_WEP_40: | |
3568 | case WPA_CIPHER_WEP_104: | |
3569 | gval = WEP_ENABLED; | |
3570 | break; | |
3571 | case WPA_CIPHER_TKIP: | |
3572 | gval = TKIP_ENABLED; | |
3573 | break; | |
3574 | case WPA_CIPHER_AES_CCM: | |
3575 | gval = AES_ENABLED; | |
3576 | break; | |
3577 | default: | |
3578 | err = -EINVAL; | |
57d6e91a | 3579 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3580 | goto exit; |
3581 | } | |
3582 | ||
3583 | offset++; | |
3584 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3585 | count = data[offset] + (data[offset + 1] << 8); | |
3586 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3587 | /* Check for unicast suite(s) */ | |
3588 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3589 | err = -EINVAL; | |
57d6e91a | 3590 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3591 | goto exit; |
3592 | } | |
3593 | for (i = 0; i < count; i++) { | |
3594 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3595 | err = -EINVAL; | |
57d6e91a | 3596 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3597 | goto exit; |
3598 | } | |
3599 | offset += TLV_OUI_LEN; | |
3600 | switch (data[offset]) { | |
3601 | case WPA_CIPHER_NONE: | |
3602 | break; | |
3603 | case WPA_CIPHER_WEP_40: | |
3604 | case WPA_CIPHER_WEP_104: | |
3605 | pval |= WEP_ENABLED; | |
3606 | break; | |
3607 | case WPA_CIPHER_TKIP: | |
3608 | pval |= TKIP_ENABLED; | |
3609 | break; | |
3610 | case WPA_CIPHER_AES_CCM: | |
3611 | pval |= AES_ENABLED; | |
3612 | break; | |
3613 | default: | |
57d6e91a | 3614 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3615 | } |
3616 | offset++; | |
3617 | } | |
3618 | /* walk thru auth management suite list and pick up what we recognize */ | |
3619 | count = data[offset] + (data[offset + 1] << 8); | |
3620 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3621 | /* Check for auth key management suite(s) */ | |
3622 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3623 | err = -EINVAL; | |
57d6e91a | 3624 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3625 | goto exit; |
3626 | } | |
3627 | for (i = 0; i < count; i++) { | |
3628 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3629 | err = -EINVAL; | |
57d6e91a | 3630 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3631 | goto exit; |
3632 | } | |
3633 | offset += TLV_OUI_LEN; | |
3634 | switch (data[offset]) { | |
3635 | case RSN_AKM_NONE: | |
d96b801f | 3636 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3637 | wpa_auth |= WPA_AUTH_NONE; |
3638 | break; | |
3639 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3640 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3641 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3642 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3643 | break; | |
3644 | case RSN_AKM_PSK: | |
d96b801f | 3645 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3646 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3647 | (wpa_auth |= WPA_AUTH_PSK); | |
3648 | break; | |
3649 | default: | |
57d6e91a | 3650 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3651 | } |
3652 | offset++; | |
3653 | } | |
3654 | ||
3655 | if (is_rsn_ie) { | |
3656 | wme_bss_disable = 1; | |
3657 | if ((offset + RSN_CAP_LEN) <= len) { | |
3658 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3659 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3660 | wme_bss_disable = 0; | |
3661 | } | |
3662 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3663 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3664 | wme_bss_disable); |
1a873342 | 3665 | if (err < 0) { |
57d6e91a | 3666 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3667 | goto exit; |
3668 | } | |
3669 | } | |
3670 | /* FOR WPS , set SES_OW_ENABLED */ | |
3671 | wsec = (pval | gval | SES_OW_ENABLED); | |
3672 | ||
3673 | /* set auth */ | |
ac24be6f | 3674 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3675 | if (err < 0) { |
57d6e91a | 3676 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3677 | goto exit; |
3678 | } | |
3679 | /* set wsec */ | |
ac24be6f | 3680 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3681 | if (err < 0) { |
57d6e91a | 3682 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3683 | goto exit; |
3684 | } | |
3685 | /* set upper-layer auth */ | |
ac24be6f | 3686 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3687 | if (err < 0) { |
57d6e91a | 3688 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3689 | goto exit; |
3690 | } | |
3691 | ||
3692 | exit: | |
3693 | return err; | |
3694 | } | |
3695 | ||
3696 | static s32 | |
3082b9be | 3697 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3698 | struct parsed_vndr_ies *vndr_ies) |
3699 | { | |
1a873342 HM |
3700 | struct brcmf_vs_tlv *vndrie; |
3701 | struct brcmf_tlv *ie; | |
3702 | struct parsed_vndr_ie_info *parsed_info; | |
3703 | s32 remaining_len; | |
3704 | ||
3705 | remaining_len = (s32)vndr_ie_len; | |
3706 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3707 | ||
3708 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3709 | while (ie) { | |
3710 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3711 | goto next; | |
3712 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3713 | /* len should be bigger than OUI length + one */ | |
3714 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3715 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3716 | vndrie->len); | |
1a873342 HM |
3717 | goto next; |
3718 | } | |
3719 | /* if wpa or wme ie, do not add ie */ | |
3720 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3721 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3722 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3723 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3724 | goto next; |
3725 | } | |
3726 | ||
3727 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3728 | ||
3729 | /* save vndr ie information */ | |
3730 | parsed_info->ie_ptr = (char *)vndrie; | |
3731 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3732 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3733 | ||
3734 | vndr_ies->count++; | |
3735 | ||
d96b801f AS |
3736 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3737 | parsed_info->vndrie.oui[0], | |
3738 | parsed_info->vndrie.oui[1], | |
3739 | parsed_info->vndrie.oui[2], | |
3740 | parsed_info->vndrie.oui_type); | |
1a873342 | 3741 | |
9f440b7b | 3742 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3743 | break; |
3744 | next: | |
b41fc3d7 HM |
3745 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3746 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3747 | ie = NULL; |
3748 | else | |
b41fc3d7 HM |
3749 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3750 | TLV_HDR_LEN); | |
1a873342 | 3751 | } |
12f32370 | 3752 | return 0; |
1a873342 HM |
3753 | } |
3754 | ||
3755 | static u32 | |
3756 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3757 | { | |
3758 | ||
1a873342 HM |
3759 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
3760 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3761 | ||
362126cd | 3762 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 3763 | |
362126cd | 3764 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
3765 | |
3766 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3767 | ||
3768 | return ie_len + VNDR_IE_HDR_SIZE; | |
3769 | } | |
3770 | ||
1332e26e AS |
3771 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3772 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3773 | { |
1332e26e AS |
3774 | struct brcmf_if *ifp; |
3775 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3776 | s32 err = 0; |
3777 | u8 *iovar_ie_buf; | |
3778 | u8 *curr_ie_buf; | |
3779 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3780 | int mgmt_ie_buf_len; |
81118d16 | 3781 | u32 *mgmt_ie_len; |
1a873342 HM |
3782 | u32 del_add_ie_buf_len = 0; |
3783 | u32 total_ie_buf_len = 0; | |
3784 | u32 parsed_ie_buf_len = 0; | |
3785 | struct parsed_vndr_ies old_vndr_ies; | |
3786 | struct parsed_vndr_ies new_vndr_ies; | |
3787 | struct parsed_vndr_ie_info *vndrie_info; | |
3788 | s32 i; | |
3789 | u8 *ptr; | |
3e4f319d | 3790 | int remained_buf_len; |
1a873342 | 3791 | |
1332e26e AS |
3792 | if (!vif) |
3793 | return -ENODEV; | |
3794 | ifp = vif->ifp; | |
3795 | saved_ie = &vif->saved_ie; | |
3796 | ||
d96b801f | 3797 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3798 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3799 | if (!iovar_ie_buf) | |
3800 | return -ENOMEM; | |
3801 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3802 | switch (pktflag) { |
3803 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3804 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3805 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3806 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3807 | break; | |
3808 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3809 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3810 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3811 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3812 | break; | |
3813 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3814 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3815 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3816 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3817 | break; | |
3818 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3819 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3820 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3821 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3822 | break; | |
3823 | default: | |
3824 | err = -EPERM; | |
3825 | brcmf_err("not suitable type\n"); | |
3826 | goto exit; | |
1a873342 HM |
3827 | } |
3828 | ||
3829 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3830 | err = -ENOMEM; | |
57d6e91a | 3831 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3832 | goto exit; |
3833 | } | |
3834 | ||
3835 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3836 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3837 | ptr = curr_ie_buf; | |
3838 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3839 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3840 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3841 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3842 | vndrie_info->ie_len); | |
3843 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3844 | } | |
3845 | } | |
3846 | ||
b41fc3d7 | 3847 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3848 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3849 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3850 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3851 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3852 | goto exit; |
3853 | } | |
3854 | ||
3855 | /* parse old vndr_ie */ | |
3856 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3857 | ||
3858 | /* make a command to delete old ie */ | |
3859 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3860 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3861 | ||
d96b801f AS |
3862 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3863 | vndrie_info->vndrie.id, | |
3864 | vndrie_info->vndrie.len, | |
3865 | vndrie_info->vndrie.oui[0], | |
3866 | vndrie_info->vndrie.oui[1], | |
3867 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3868 | |
3869 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3870 | vndrie_info->ie_ptr, | |
3871 | vndrie_info->ie_len, | |
3872 | "del"); | |
3873 | curr_ie_buf += del_add_ie_buf_len; | |
3874 | total_ie_buf_len += del_add_ie_buf_len; | |
3875 | } | |
3876 | } | |
3877 | ||
3878 | *mgmt_ie_len = 0; | |
3879 | /* Add if there is any extra IE */ | |
3880 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3881 | ptr = mgmt_ie_buf; | |
3882 | ||
3883 | remained_buf_len = mgmt_ie_buf_len; | |
3884 | ||
3885 | /* make a command to add new ie */ | |
3886 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3887 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3888 | ||
b41fc3d7 HM |
3889 | /* verify remained buf size before copy data */ |
3890 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3891 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3892 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3893 | remained_buf_len); | |
b41fc3d7 HM |
3894 | break; |
3895 | } | |
3896 | remained_buf_len -= (vndrie_info->ie_len + | |
3897 | VNDR_IE_VSIE_OFFSET); | |
3898 | ||
d96b801f AS |
3899 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3900 | vndrie_info->vndrie.id, | |
3901 | vndrie_info->vndrie.len, | |
3902 | vndrie_info->vndrie.oui[0], | |
3903 | vndrie_info->vndrie.oui[1], | |
3904 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3905 | |
3906 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3907 | vndrie_info->ie_ptr, | |
3908 | vndrie_info->ie_len, | |
3909 | "add"); | |
1a873342 HM |
3910 | |
3911 | /* save the parsed IE in wl struct */ | |
3912 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3913 | vndrie_info->ie_len); | |
3914 | *mgmt_ie_len += vndrie_info->ie_len; | |
3915 | ||
3916 | curr_ie_buf += del_add_ie_buf_len; | |
3917 | total_ie_buf_len += del_add_ie_buf_len; | |
3918 | } | |
3919 | } | |
3920 | if (total_ie_buf_len) { | |
c1179033 | 3921 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3922 | total_ie_buf_len); |
1a873342 | 3923 | if (err) |
57d6e91a | 3924 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3925 | } |
3926 | ||
3927 | exit: | |
3928 | kfree(iovar_ie_buf); | |
3929 | return err; | |
3930 | } | |
3931 | ||
5f4f9f11 AS |
3932 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3933 | { | |
3934 | s32 pktflags[] = { | |
3935 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3936 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3937 | BRCMF_VNDR_IE_BEACON_FLAG | |
3938 | }; | |
3939 | int i; | |
3940 | ||
3941 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3942 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3943 | ||
3944 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3945 | return 0; | |
3946 | } | |
3947 | ||
a0f07959 HM |
3948 | static s32 |
3949 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3950 | struct cfg80211_beacon_data *beacon) | |
3951 | { | |
3952 | s32 err; | |
3953 | ||
3954 | /* Set Beacon IEs to FW */ | |
3955 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3956 | beacon->tail, beacon->tail_len); | |
3957 | if (err) { | |
3958 | brcmf_err("Set Beacon IE Failed\n"); | |
3959 | return err; | |
3960 | } | |
3961 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3962 | ||
3963 | /* Set Probe Response IEs to FW */ | |
3964 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3965 | beacon->proberesp_ies, | |
3966 | beacon->proberesp_ies_len); | |
3967 | if (err) | |
3968 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3969 | else | |
3970 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3971 | ||
3972 | return err; | |
3973 | } | |
3974 | ||
1a873342 HM |
3975 | static s32 |
3976 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3977 | struct cfg80211_ap_settings *settings) | |
3978 | { | |
3979 | s32 ie_offset; | |
1c9d30cf | 3980 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3981 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3982 | const struct brcmf_tlv *ssid_ie; |
98027769 | 3983 | const struct brcmf_tlv *country_ie; |
1a873342 | 3984 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3985 | s32 err = -EPERM; |
4b5800fe JB |
3986 | const struct brcmf_tlv *rsn_ie; |
3987 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3988 | struct brcmf_join_params join_params; |
a0f07959 HM |
3989 | enum nl80211_iftype dev_role; |
3990 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3991 | u16 chanspec; |
a44aa400 | 3992 | bool mbss; |
98027769 | 3993 | int is_11d; |
1a873342 | 3994 | |
06c01585 AS |
3995 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3996 | settings->chandef.chan->hw_value, | |
3997 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3998 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3999 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4000 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4001 | settings->inactivity_timeout); | |
426d0a56 | 4002 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4003 | mbss = ifp->vif->mbss; |
1a873342 | 4004 | |
98027769 AS |
4005 | /* store current 11d setting */ |
4006 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4007 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4008 | settings->beacon.tail_len, | |
4009 | WLAN_EID_COUNTRY); | |
4010 | is_11d = country_ie ? 1 : 0; | |
4011 | ||
1a873342 HM |
4012 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4013 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4014 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4015 | ssid_ie = brcmf_parse_tlvs( | |
4016 | (u8 *)&settings->beacon.head[ie_offset], | |
4017 | settings->beacon.head_len - ie_offset, | |
4018 | WLAN_EID_SSID); | |
4019 | if (!ssid_ie) | |
4020 | return -EINVAL; | |
4021 | ||
4022 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4023 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4024 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4025 | } else { |
4026 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4027 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4028 | } | |
4029 | ||
a44aa400 HM |
4030 | if (!mbss) { |
4031 | brcmf_set_mpc(ifp, 0); | |
4032 | brcmf_configure_arp_offload(ifp, false); | |
4033 | } | |
1a873342 HM |
4034 | |
4035 | /* find the RSN_IE */ | |
4036 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4037 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4038 | ||
4039 | /* find the WPA_IE */ | |
4040 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4041 | settings->beacon.tail_len); | |
4042 | ||
1a873342 | 4043 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4044 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4045 | if (wpa_ie != NULL) { |
4046 | /* WPA IE */ | |
a44aa400 | 4047 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4048 | if (err < 0) |
4049 | goto exit; | |
1a873342 | 4050 | } else { |
a44aa400 HM |
4051 | struct brcmf_vs_tlv *tmp_ie; |
4052 | ||
4053 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4054 | ||
1a873342 | 4055 | /* RSN IE */ |
a44aa400 | 4056 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4057 | if (err < 0) |
4058 | goto exit; | |
1a873342 | 4059 | } |
1a873342 | 4060 | } else { |
d96b801f | 4061 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4062 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4063 | } |
1a873342 | 4064 | |
a0f07959 | 4065 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4066 | |
a44aa400 HM |
4067 | if (!mbss) { |
4068 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4069 | &settings->chandef); | |
4070 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4071 | if (err < 0) { |
a44aa400 HM |
4072 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4073 | chanspec, err); | |
1a873342 HM |
4074 | goto exit; |
4075 | } | |
a44aa400 | 4076 | |
98027769 AS |
4077 | if (is_11d != ifp->vif->is_11d) { |
4078 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4079 | is_11d); | |
4080 | if (err < 0) { | |
4081 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4082 | goto exit; | |
4083 | } | |
4084 | } | |
a44aa400 HM |
4085 | if (settings->beacon_interval) { |
4086 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4087 | settings->beacon_interval); | |
4088 | if (err < 0) { | |
4089 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4090 | err); | |
4091 | goto exit; | |
4092 | } | |
4093 | } | |
4094 | if (settings->dtim_period) { | |
4095 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4096 | settings->dtim_period); | |
4097 | if (err < 0) { | |
4098 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4099 | goto exit; | |
4100 | } | |
1a873342 | 4101 | } |
a0f07959 | 4102 | |
a44aa400 HM |
4103 | if (dev_role == NL80211_IFTYPE_AP) { |
4104 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4105 | if (err < 0) { | |
4106 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4107 | goto exit; | |
4108 | } | |
4109 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4110 | } | |
4111 | ||
4112 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4113 | if (err < 0) { |
a44aa400 | 4114 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4115 | goto exit; |
4116 | } | |
98027769 AS |
4117 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4118 | /* Multiple-BSS should use same 11d configuration */ | |
4119 | err = -EINVAL; | |
4120 | goto exit; | |
1a873342 | 4121 | } |
a0f07959 | 4122 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4123 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4124 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4125 | ||
a0f07959 HM |
4126 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4127 | if (err < 0) { | |
4128 | brcmf_err("setting AP mode failed %d\n", err); | |
4129 | goto exit; | |
4130 | } | |
4131 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4132 | if (err < 0) { | |
4133 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4134 | goto exit; | |
4135 | } | |
118eb304 HM |
4136 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4137 | * them if they were set. | |
4138 | */ | |
4139 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4140 | |
4141 | memset(&join_params, 0, sizeof(join_params)); | |
4142 | /* join parameters starts with ssid */ | |
4143 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4144 | /* create softap */ | |
4145 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4146 | &join_params, sizeof(join_params)); | |
4147 | if (err < 0) { | |
4148 | brcmf_err("SET SSID error (%d)\n", err); | |
4149 | goto exit; | |
4150 | } | |
4151 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4152 | } else { | |
4153 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4154 | sizeof(ssid_le)); | |
4155 | if (err < 0) { | |
4156 | brcmf_err("setting ssid failed %d\n", err); | |
4157 | goto exit; | |
4158 | } | |
4159 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4160 | bss_enable.enable = cpu_to_le32(1); | |
4161 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4162 | sizeof(bss_enable)); | |
4163 | if (err < 0) { | |
4164 | brcmf_err("bss_enable config failed %d\n", err); | |
4165 | goto exit; | |
4166 | } | |
4167 | ||
4168 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4169 | } | |
c1179033 AS |
4170 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4171 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4172 | |
4173 | exit: | |
a44aa400 | 4174 | if ((err) && (!mbss)) { |
f96aa07e | 4175 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4176 | brcmf_configure_arp_offload(ifp, true); |
4177 | } | |
1a873342 HM |
4178 | return err; |
4179 | } | |
4180 | ||
4181 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4182 | { | |
c1179033 | 4183 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4184 | s32 err; |
426d0a56 | 4185 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4186 | struct brcmf_join_params join_params; |
1a873342 | 4187 | |
d96b801f | 4188 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4189 | |
426d0a56 | 4190 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4191 | /* Due to most likely deauths outstanding we sleep */ |
4192 | /* first to make sure they get processed by fw. */ | |
4193 | msleep(400); | |
5c33a942 | 4194 | |
a44aa400 HM |
4195 | if (ifp->vif->mbss) { |
4196 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4197 | return err; | |
4198 | } | |
4199 | ||
5c33a942 HM |
4200 | memset(&join_params, 0, sizeof(join_params)); |
4201 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4202 | &join_params, sizeof(join_params)); | |
4203 | if (err < 0) | |
4204 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4205 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4206 | if (err < 0) |
a44aa400 | 4207 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4208 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4209 | if (err < 0) | |
4210 | brcmf_err("setting AP mode failed %d\n", err); | |
4211 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4212 | if (err < 0) | |
4213 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4214 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4215 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4216 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4217 | ifp->vif->is_11d); | |
4218 | if (err < 0) | |
4219 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4220 | err); | |
a44aa400 HM |
4221 | /* Bring device back up so it can be used again */ |
4222 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4223 | if (err < 0) | |
4224 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 HM |
4225 | } else { |
4226 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4227 | bss_enable.enable = cpu_to_le32(0); | |
4228 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4229 | sizeof(bss_enable)); | |
4230 | if (err < 0) | |
4231 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4232 | } |
f96aa07e | 4233 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4234 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
4235 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4236 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
4237 | ||
1a873342 HM |
4238 | return err; |
4239 | } | |
4240 | ||
a0f07959 HM |
4241 | static s32 |
4242 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4243 | struct cfg80211_beacon_data *info) | |
4244 | { | |
a0f07959 HM |
4245 | struct brcmf_if *ifp = netdev_priv(ndev); |
4246 | s32 err; | |
4247 | ||
4248 | brcmf_dbg(TRACE, "Enter\n"); | |
4249 | ||
a0f07959 HM |
4250 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4251 | ||
4252 | return err; | |
4253 | } | |
4254 | ||
1a873342 HM |
4255 | static int |
4256 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4257 | struct station_del_parameters *params) |
1a873342 | 4258 | { |
a0f07959 | 4259 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4260 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4261 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4262 | s32 err; |
4263 | ||
89c771e5 | 4264 | if (!params->mac) |
1a873342 HM |
4265 | return -EFAULT; |
4266 | ||
89c771e5 | 4267 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4268 | |
a0f07959 HM |
4269 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4270 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4271 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4272 | return -EIO; |
4273 | ||
89c771e5 | 4274 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
1a873342 | 4275 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); |
0abb5f21 | 4276 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4277 | &scbval, sizeof(scbval)); |
1a873342 | 4278 | if (err) |
57d6e91a | 4279 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4280 | |
d96b801f | 4281 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4282 | return err; |
4283 | } | |
4284 | ||
6b89dcb3 HM |
4285 | static int |
4286 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4287 | const u8 *mac, struct station_parameters *params) | |
4288 | { | |
4289 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4290 | s32 err; | |
4291 | ||
4292 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4293 | params->sta_flags_mask, params->sta_flags_set); | |
4294 | ||
4295 | /* Ignore all 00 MAC */ | |
4296 | if (is_zero_ether_addr(mac)) | |
4297 | return 0; | |
4298 | ||
4299 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4300 | return 0; | |
4301 | ||
4302 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4303 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4304 | (void *)mac, ETH_ALEN); | |
4305 | else | |
4306 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4307 | (void *)mac, ETH_ALEN); | |
4308 | if (err < 0) | |
4309 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4310 | ||
4311 | return err; | |
4312 | } | |
0de8aace HM |
4313 | |
4314 | static void | |
4315 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4316 | struct wireless_dev *wdev, | |
4317 | u16 frame_type, bool reg) | |
4318 | { | |
7fa2e352 | 4319 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4320 | u16 mgmt_type; |
4321 | ||
4322 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4323 | ||
4324 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4325 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4326 | if (reg) |
4327 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4328 | else | |
318a64ce | 4329 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4330 | } |
4331 | ||
4332 | ||
4333 | static int | |
4334 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4335 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4336 | { |
4337 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4338 | struct ieee80211_channel *chan = params->chan; |
4339 | const u8 *buf = params->buf; | |
4340 | size_t len = params->len; | |
0de8aace HM |
4341 | const struct ieee80211_mgmt *mgmt; |
4342 | struct brcmf_cfg80211_vif *vif; | |
4343 | s32 err = 0; | |
4344 | s32 ie_offset; | |
4345 | s32 ie_len; | |
18e2f61d HM |
4346 | struct brcmf_fil_action_frame_le *action_frame; |
4347 | struct brcmf_fil_af_params_le *af_params; | |
4348 | bool ack; | |
4349 | s32 chan_nr; | |
c2ff8cad | 4350 | u32 freq; |
0de8aace HM |
4351 | |
4352 | brcmf_dbg(TRACE, "Enter\n"); | |
4353 | ||
4354 | *cookie = 0; | |
4355 | ||
4356 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4357 | ||
a0f07959 HM |
4358 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4359 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4360 | return -EPERM; | |
4361 | } | |
0de8aace | 4362 | |
c2ff8cad AQ |
4363 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4364 | ||
a0f07959 HM |
4365 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4366 | /* Right now the only reason to get a probe response */ | |
4367 | /* is for p2p listen response or for p2p GO from */ | |
4368 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4369 | /* on primary ndev, while dongle wants it on the p2p */ | |
4370 | /* vif. Since this is only reason for a probe */ | |
4371 | /* response to be sent, the vif is taken from cfg. */ | |
4372 | /* If ever desired to send proberesp for non p2p */ | |
4373 | /* response then data should be checked for */ | |
4374 | /* "DIRECT-". Note in future supplicant will take */ | |
4375 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4376 | /* is not needed anymore. */ | |
4377 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4378 | DOT11_BCN_PRB_FIXED_LEN; | |
4379 | ie_len = len - ie_offset; | |
a0f07959 | 4380 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4381 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4382 | err = brcmf_vif_set_mgmt_ie(vif, |
4383 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4384 | &buf[ie_offset], | |
4385 | ie_len); | |
4386 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4387 | GFP_KERNEL); | |
18e2f61d HM |
4388 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4389 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4390 | if (af_params == NULL) { | |
4391 | brcmf_err("unable to allocate frame\n"); | |
4392 | err = -ENOMEM; | |
4393 | goto exit; | |
4394 | } | |
4395 | action_frame = &af_params->action_frame; | |
4396 | /* Add the packet Id */ | |
4397 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4398 | /* Add BSSID */ | |
4399 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4400 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4401 | /* Add the length exepted for 802.11 header */ | |
4402 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4403 | /* Add the channel. Use the one specified as parameter if any or |
4404 | * the current one (got from the firmware) otherwise | |
4405 | */ | |
4406 | if (chan) | |
4407 | freq = chan->center_freq; | |
4408 | else | |
4409 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4410 | &freq); | |
4411 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4412 | af_params->channel = cpu_to_le32(chan_nr); |
4413 | ||
4414 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4415 | le16_to_cpu(action_frame->len)); | |
4416 | ||
4417 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4418 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4419 | |
7fa2e352 | 4420 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4421 | af_params); |
4422 | ||
4423 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4424 | GFP_KERNEL); | |
4425 | kfree(af_params); | |
a0f07959 HM |
4426 | } else { |
4427 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4428 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4429 | } |
a0f07959 | 4430 | |
18e2f61d | 4431 | exit: |
0de8aace HM |
4432 | return err; |
4433 | } | |
4434 | ||
4435 | ||
4436 | static int | |
4437 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4438 | struct wireless_dev *wdev, | |
4439 | u64 cookie) | |
4440 | { | |
4441 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4442 | struct brcmf_cfg80211_vif *vif; | |
4443 | int err = 0; | |
4444 | ||
4445 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4446 | ||
4447 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4448 | if (vif == NULL) { | |
4449 | brcmf_err("No p2p device available for probe response\n"); | |
4450 | err = -ENODEV; | |
4451 | goto exit; | |
4452 | } | |
4453 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4454 | exit: | |
4455 | return err; | |
4456 | } | |
4457 | ||
61730d4d PH |
4458 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4459 | struct wireless_dev *wdev, | |
4460 | enum nl80211_crit_proto_id proto, | |
4461 | u16 duration) | |
4462 | { | |
4463 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4464 | struct brcmf_cfg80211_vif *vif; | |
4465 | ||
4466 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4467 | ||
4468 | /* only DHCP support for now */ | |
4469 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4470 | return -EINVAL; | |
4471 | ||
4472 | /* suppress and abort scanning */ | |
4473 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4474 | brcmf_abort_scanning(cfg); | |
4475 | ||
4476 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4477 | } | |
4478 | ||
4479 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4480 | struct wireless_dev *wdev) | |
4481 | { | |
4482 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4483 | struct brcmf_cfg80211_vif *vif; | |
4484 | ||
4485 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4486 | ||
4487 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4488 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4489 | } | |
4490 | ||
70b7d94b HM |
4491 | static s32 |
4492 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4493 | const struct brcmf_event_msg *e, void *data) | |
4494 | { | |
4495 | switch (e->reason) { | |
4496 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4497 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4498 | break; | |
4499 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4500 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4501 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4502 | break; | |
4503 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4504 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4505 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4506 | break; | |
4507 | } | |
4508 | ||
4509 | return 0; | |
4510 | } | |
4511 | ||
89c2f382 AS |
4512 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4513 | { | |
4514 | int ret; | |
4515 | ||
4516 | switch (oper) { | |
4517 | case NL80211_TDLS_DISCOVERY_REQ: | |
4518 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4519 | break; | |
4520 | case NL80211_TDLS_SETUP: | |
4521 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4522 | break; | |
4523 | case NL80211_TDLS_TEARDOWN: | |
4524 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4525 | break; | |
4526 | default: | |
4527 | brcmf_err("unsupported operation: %d\n", oper); | |
4528 | ret = -EOPNOTSUPP; | |
4529 | } | |
4530 | return ret; | |
4531 | } | |
4532 | ||
4533 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4534 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4535 | enum nl80211_tdls_operation oper) |
4536 | { | |
4537 | struct brcmf_if *ifp; | |
4538 | struct brcmf_tdls_iovar_le info; | |
4539 | int ret = 0; | |
4540 | ||
4541 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4542 | if (ret < 0) | |
4543 | return ret; | |
4544 | ||
4545 | ifp = netdev_priv(ndev); | |
4546 | memset(&info, 0, sizeof(info)); | |
4547 | info.mode = (u8)ret; | |
4548 | if (peer) | |
4549 | memcpy(info.ea, peer, ETH_ALEN); | |
4550 | ||
4551 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4552 | &info, sizeof(info)); | |
4553 | if (ret < 0) | |
4554 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4555 | ||
4556 | return ret; | |
4557 | } | |
4558 | ||
5b435de0 | 4559 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4560 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4561 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4562 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4563 | .scan = brcmf_cfg80211_scan, | |
4564 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4565 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4566 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4567 | .get_station = brcmf_cfg80211_get_station, | |
4568 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4569 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4570 | .add_key = brcmf_cfg80211_add_key, | |
4571 | .del_key = brcmf_cfg80211_del_key, | |
4572 | .get_key = brcmf_cfg80211_get_key, | |
4573 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4574 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4575 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4576 | .connect = brcmf_cfg80211_connect, |
4577 | .disconnect = brcmf_cfg80211_disconnect, | |
4578 | .suspend = brcmf_cfg80211_suspend, | |
4579 | .resume = brcmf_cfg80211_resume, | |
4580 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4581 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4582 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4583 | .start_ap = brcmf_cfg80211_start_ap, |
4584 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4585 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4586 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4587 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4588 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4589 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4590 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4591 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4592 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4593 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4594 | .start_p2p_device = brcmf_p2p_start_device, |
4595 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4596 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4597 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4598 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4599 | }; |
4600 | ||
3eacf866 | 4601 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4602 | enum nl80211_iftype type, |
4603 | bool pm_block) | |
3eacf866 | 4604 | { |
a44aa400 | 4605 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4606 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4607 | bool mbss; |
5b435de0 | 4608 | |
33a6b157 | 4609 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4610 | sizeof(*vif)); |
3eacf866 AS |
4611 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4612 | if (!vif) | |
4613 | return ERR_PTR(-ENOMEM); | |
4614 | ||
4615 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4616 | vif->wdev.iftype = type; |
5b435de0 | 4617 | |
3eacf866 AS |
4618 | vif->pm_block = pm_block; |
4619 | vif->roam_off = -1; | |
4620 | ||
6ac4f4ed AS |
4621 | brcmf_init_prof(&vif->profile); |
4622 | ||
a44aa400 HM |
4623 | if (type == NL80211_IFTYPE_AP) { |
4624 | mbss = false; | |
4625 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4626 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4627 | mbss = true; | |
4628 | break; | |
4629 | } | |
4630 | } | |
4631 | vif->mbss = mbss; | |
4632 | } | |
4633 | ||
3eacf866 | 4634 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4635 | return vif; |
5b435de0 AS |
4636 | } |
4637 | ||
427dec5f | 4638 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4639 | { |
3eacf866 | 4640 | list_del(&vif->list); |
3eacf866 | 4641 | kfree(vif); |
5b435de0 AS |
4642 | } |
4643 | ||
9df4d542 AS |
4644 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4645 | { | |
4646 | struct brcmf_cfg80211_vif *vif; | |
4647 | struct brcmf_if *ifp; | |
4648 | ||
4649 | ifp = netdev_priv(ndev); | |
4650 | vif = ifp->vif; | |
4651 | ||
4652 | brcmf_free_vif(vif); | |
4653 | free_netdev(ndev); | |
4654 | } | |
4655 | ||
903e0eee | 4656 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4657 | { |
5c36b99a AS |
4658 | u32 event = e->event_code; |
4659 | u32 status = e->status; | |
5b435de0 AS |
4660 | |
4661 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4662 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4663 | return true; |
4664 | } | |
4665 | ||
4666 | return false; | |
4667 | } | |
4668 | ||
903e0eee | 4669 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4670 | { |
5c36b99a AS |
4671 | u32 event = e->event_code; |
4672 | u16 flags = e->flags; | |
5b435de0 | 4673 | |
68ca395f HM |
4674 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4675 | (event == BRCMF_E_DISASSOC_IND) || | |
4676 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4677 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4678 | return true; |
4679 | } | |
4680 | return false; | |
4681 | } | |
4682 | ||
27a68fe3 | 4683 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4684 | const struct brcmf_event_msg *e) |
4685 | { | |
5c36b99a AS |
4686 | u32 event = e->event_code; |
4687 | u32 status = e->status; | |
5b435de0 AS |
4688 | |
4689 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4690 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4691 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4692 | return true; |
4693 | } | |
4694 | ||
4695 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4696 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4697 | return true; |
4698 | } | |
4699 | ||
4700 | return false; | |
4701 | } | |
4702 | ||
27a68fe3 | 4703 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4704 | { |
27a68fe3 | 4705 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4706 | |
4707 | kfree(conn_info->req_ie); | |
4708 | conn_info->req_ie = NULL; | |
4709 | conn_info->req_ie_len = 0; | |
4710 | kfree(conn_info->resp_ie); | |
4711 | conn_info->resp_ie = NULL; | |
4712 | conn_info->resp_ie_len = 0; | |
4713 | } | |
4714 | ||
89286dc9 HM |
4715 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4716 | struct brcmf_if *ifp) | |
5b435de0 | 4717 | { |
c4e382d2 | 4718 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4719 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4720 | u32 req_len; |
4721 | u32 resp_len; | |
4722 | s32 err = 0; | |
4723 | ||
27a68fe3 | 4724 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4725 | |
ac24be6f AS |
4726 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4727 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4728 | if (err) { |
57d6e91a | 4729 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4730 | return err; |
4731 | } | |
c4e382d2 | 4732 | assoc_info = |
27a68fe3 | 4733 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4734 | req_len = le32_to_cpu(assoc_info->req_len); |
4735 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4736 | if (req_len) { |
ac24be6f | 4737 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4738 | cfg->extra_buf, |
4739 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4740 | if (err) { |
57d6e91a | 4741 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4742 | return err; |
4743 | } | |
4744 | conn_info->req_ie_len = req_len; | |
4745 | conn_info->req_ie = | |
27a68fe3 | 4746 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4747 | GFP_KERNEL); |
4748 | } else { | |
4749 | conn_info->req_ie_len = 0; | |
4750 | conn_info->req_ie = NULL; | |
4751 | } | |
4752 | if (resp_len) { | |
ac24be6f | 4753 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4754 | cfg->extra_buf, |
4755 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4756 | if (err) { |
57d6e91a | 4757 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4758 | return err; |
4759 | } | |
4760 | conn_info->resp_ie_len = resp_len; | |
4761 | conn_info->resp_ie = | |
27a68fe3 | 4762 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4763 | GFP_KERNEL); |
4764 | } else { | |
4765 | conn_info->resp_ie_len = 0; | |
4766 | conn_info->resp_ie = NULL; | |
4767 | } | |
16886735 AS |
4768 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4769 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4770 | |
4771 | return err; | |
4772 | } | |
4773 | ||
4774 | static s32 | |
27a68fe3 | 4775 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4776 | struct net_device *ndev, |
4777 | const struct brcmf_event_msg *e) | |
4778 | { | |
c1179033 AS |
4779 | struct brcmf_if *ifp = netdev_priv(ndev); |
4780 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4781 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4782 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4783 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4784 | struct ieee80211_supported_band *band; |
a180b83b | 4785 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4786 | struct brcmu_chan ch; |
5b435de0 AS |
4787 | u32 freq; |
4788 | s32 err = 0; | |
a180b83b | 4789 | u8 *buf; |
5b435de0 | 4790 | |
d96b801f | 4791 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4792 | |
89286dc9 | 4793 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4794 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4795 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4796 | |
a180b83b FL |
4797 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4798 | if (buf == NULL) { | |
4799 | err = -ENOMEM; | |
4800 | goto done; | |
4801 | } | |
4802 | ||
4803 | /* data sent to dongle has to be little endian */ | |
4804 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4805 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4806 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4807 | |
4808 | if (err) | |
4809 | goto done; | |
5b435de0 | 4810 | |
a180b83b | 4811 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4812 | ch.chspec = le16_to_cpu(bi->chanspec); |
4813 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4814 | |
83cf17aa | 4815 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4816 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4817 | else | |
4818 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4819 | ||
83cf17aa | 4820 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4821 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4822 | ||
a180b83b FL |
4823 | done: |
4824 | kfree(buf); | |
06bb123e | 4825 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4826 | conn_info->req_ie, conn_info->req_ie_len, |
4827 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4828 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4829 | |
c1179033 | 4830 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4831 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4832 | return err; |
4833 | } | |
4834 | ||
4835 | static s32 | |
27a68fe3 | 4836 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4837 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4838 | bool completed) | |
4839 | { | |
c1179033 AS |
4840 | struct brcmf_if *ifp = netdev_priv(ndev); |
4841 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4842 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4843 | |
d96b801f | 4844 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4845 | |
c1179033 AS |
4846 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4847 | &ifp->vif->sme_state)) { | |
5b435de0 | 4848 | if (completed) { |
89286dc9 | 4849 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4850 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4851 | brcmf_update_bss_info(cfg, ifp); |
4852 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4853 | &ifp->vif->sme_state); | |
5b435de0 AS |
4854 | } |
4855 | cfg80211_connect_result(ndev, | |
06bb123e | 4856 | (u8 *)profile->bssid, |
5b435de0 AS |
4857 | conn_info->req_ie, |
4858 | conn_info->req_ie_len, | |
4859 | conn_info->resp_ie, | |
4860 | conn_info->resp_ie_len, | |
4861 | completed ? WLAN_STATUS_SUCCESS : | |
4862 | WLAN_STATUS_AUTH_TIMEOUT, | |
4863 | GFP_KERNEL); | |
16886735 AS |
4864 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4865 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4866 | } |
d96b801f | 4867 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4868 | return 0; |
5b435de0 AS |
4869 | } |
4870 | ||
4871 | static s32 | |
27a68fe3 | 4872 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4873 | struct net_device *ndev, |
4874 | const struct brcmf_event_msg *e, void *data) | |
4875 | { | |
a44aa400 | 4876 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 4877 | static int generation; |
5c36b99a AS |
4878 | u32 event = e->event_code; |
4879 | u32 reason = e->reason; | |
1a873342 HM |
4880 | struct station_info sinfo; |
4881 | ||
16886735 | 4882 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4883 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4884 | ndev != cfg_to_ndev(cfg)) { | |
4885 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4886 | complete(&cfg->vif_disabled); | |
a44aa400 HM |
4887 | if (ifp->vif->mbss) |
4888 | brcmf_remove_interface(ifp->drvr, ifp->bssidx); | |
5f4f9f11 AS |
4889 | return 0; |
4890 | } | |
1a873342 | 4891 | |
1a873342 | 4892 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4893 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4894 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 4895 | if (!data) { |
57d6e91a | 4896 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4897 | return -EINVAL; |
4898 | } | |
4899 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4900 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4901 | generation++; |
4902 | sinfo.generation = generation; | |
7ee29602 | 4903 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4904 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4905 | (event == BRCMF_E_DEAUTH_IND) || | |
4906 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4907 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4908 | } |
7ee29602 | 4909 | return 0; |
1a873342 HM |
4910 | } |
4911 | ||
5b435de0 | 4912 | static s32 |
1993732e | 4913 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4914 | const struct brcmf_event_msg *e, void *data) |
4915 | { | |
1993732e AS |
4916 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4917 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4918 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4919 | struct ieee80211_channel *chan; |
5b435de0 AS |
4920 | s32 err = 0; |
4921 | ||
8851cce0 HM |
4922 | if ((e->event_code == BRCMF_E_DEAUTH) || |
4923 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
4924 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
4925 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
4926 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4927 | } | |
4928 | ||
967fe2c8 | 4929 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4930 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4931 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4932 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4933 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4934 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4935 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4936 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4937 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4938 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4939 | &ifp->vif->sme_state); | |
4940 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4941 | &ifp->vif->sme_state); | |
5b435de0 | 4942 | } else |
27a68fe3 | 4943 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4944 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4945 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4946 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4947 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4948 | } |
9b7a0ddc | 4949 | brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e)); |
6ac4f4ed | 4950 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4951 | if (ndev != cfg_to_ndev(cfg)) |
4952 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4953 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4954 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4955 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4956 | &ifp->vif->sme_state); | |
5b435de0 | 4957 | else |
27a68fe3 | 4958 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4959 | } |
4960 | ||
4961 | return err; | |
4962 | } | |
4963 | ||
4964 | static s32 | |
1993732e | 4965 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4966 | const struct brcmf_event_msg *e, void *data) |
4967 | { | |
1993732e | 4968 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4969 | u32 event = e->event_code; |
4970 | u32 status = e->status; | |
5b435de0 AS |
4971 | |
4972 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4973 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4974 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4975 | else |
1993732e | 4976 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4977 | } |
4978 | ||
12f32370 | 4979 | return 0; |
5b435de0 AS |
4980 | } |
4981 | ||
4982 | static s32 | |
1993732e | 4983 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4984 | const struct brcmf_event_msg *e, void *data) |
4985 | { | |
5c36b99a | 4986 | u16 flags = e->flags; |
5b435de0 AS |
4987 | enum nl80211_key_type key_type; |
4988 | ||
4989 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4990 | key_type = NL80211_KEYTYPE_GROUP; | |
4991 | else | |
4992 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4993 | ||
1993732e | 4994 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4995 | NULL, GFP_KERNEL); |
4996 | ||
4997 | return 0; | |
4998 | } | |
4999 | ||
d3c0b633 AS |
5000 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5001 | const struct brcmf_event_msg *e, void *data) | |
5002 | { | |
5003 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5004 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5005 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5006 | struct brcmf_cfg80211_vif *vif; | |
5007 | ||
5008 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
5009 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
5010 | ifevent->bssidx); | |
5011 | ||
d3c0b633 AS |
5012 | mutex_lock(&event->vif_event_lock); |
5013 | event->action = ifevent->action; | |
5014 | vif = event->vif; | |
5015 | ||
5016 | switch (ifevent->action) { | |
5017 | case BRCMF_E_IF_ADD: | |
5018 | /* waiting process may have timed out */ | |
dc4a787c WY |
5019 | if (!cfg->vif_event.vif) { |
5020 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5021 | return -EBADF; |
dc4a787c | 5022 | } |
d3c0b633 AS |
5023 | |
5024 | ifp->vif = vif; | |
5025 | vif->ifp = ifp; | |
01b8e7db AS |
5026 | if (ifp->ndev) { |
5027 | vif->wdev.netdev = ifp->ndev; | |
5028 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5029 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5030 | } | |
d3c0b633 AS |
5031 | mutex_unlock(&event->vif_event_lock); |
5032 | wake_up(&event->vif_wq); | |
4b3a89de | 5033 | return 0; |
d3c0b633 AS |
5034 | |
5035 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5036 | mutex_unlock(&event->vif_event_lock); |
5037 | /* event may not be upon user request */ | |
5038 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5039 | wake_up(&event->vif_wq); | |
5040 | return 0; | |
5041 | ||
7a5c1f64 HM |
5042 | case BRCMF_E_IF_CHANGE: |
5043 | mutex_unlock(&event->vif_event_lock); | |
5044 | wake_up(&event->vif_wq); | |
5045 | return 0; | |
5046 | ||
d3c0b633 AS |
5047 | default: |
5048 | mutex_unlock(&event->vif_event_lock); | |
5049 | break; | |
5050 | } | |
5051 | return -EINVAL; | |
5052 | } | |
5053 | ||
5b435de0 AS |
5054 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5055 | { | |
5b435de0 AS |
5056 | conf->frag_threshold = (u32)-1; |
5057 | conf->rts_threshold = (u32)-1; | |
5058 | conf->retry_short = (u32)-1; | |
5059 | conf->retry_long = (u32)-1; | |
5060 | conf->tx_power = -1; | |
5061 | } | |
5062 | ||
5c36b99a | 5063 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5064 | { |
5c36b99a AS |
5065 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5066 | brcmf_notify_connect_status); | |
5067 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5068 | brcmf_notify_connect_status); | |
5069 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5070 | brcmf_notify_connect_status); | |
5071 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5072 | brcmf_notify_connect_status); | |
5073 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5074 | brcmf_notify_connect_status); | |
5075 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5076 | brcmf_notify_connect_status); | |
5077 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5078 | brcmf_notify_roaming_status); | |
5079 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5080 | brcmf_notify_mic_status); | |
5081 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5082 | brcmf_notify_connect_status); | |
5083 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5084 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5085 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5086 | brcmf_notify_vif_event); | |
0de8aace | 5087 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5088 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5089 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5090 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5091 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5092 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5093 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5094 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5095 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5096 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5097 | } |
5098 | ||
27a68fe3 AS |
5099 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5100 | { | |
27a68fe3 AS |
5101 | kfree(cfg->conf); |
5102 | cfg->conf = NULL; | |
27a68fe3 AS |
5103 | kfree(cfg->escan_ioctl_buf); |
5104 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
5105 | kfree(cfg->extra_buf); |
5106 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
5107 | kfree(cfg->pmk_list); |
5108 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
5109 | } |
5110 | ||
5111 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5112 | { | |
27a68fe3 AS |
5113 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5114 | if (!cfg->conf) | |
5b435de0 | 5115 | goto init_priv_mem_out; |
27a68fe3 AS |
5116 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5117 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5118 | goto init_priv_mem_out; |
27a68fe3 AS |
5119 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5120 | if (!cfg->extra_buf) | |
5b435de0 | 5121 | goto init_priv_mem_out; |
27a68fe3 AS |
5122 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
5123 | if (!cfg->pmk_list) | |
5b435de0 AS |
5124 | goto init_priv_mem_out; |
5125 | ||
5126 | return 0; | |
5127 | ||
5128 | init_priv_mem_out: | |
27a68fe3 | 5129 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5130 | |
5131 | return -ENOMEM; | |
5132 | } | |
5133 | ||
27a68fe3 | 5134 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5135 | { |
5136 | s32 err = 0; | |
5137 | ||
27a68fe3 AS |
5138 | cfg->scan_request = NULL; |
5139 | cfg->pwr_save = true; | |
68ca395f HM |
5140 | cfg->active_scan = true; /* we do active scan per default */ |
5141 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5142 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5143 | if (err) |
5144 | return err; | |
5c36b99a | 5145 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5146 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5147 | brcmf_init_escan(cfg); |
5148 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5149 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5150 | return err; |
5151 | } | |
5152 | ||
27a68fe3 | 5153 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5154 | { |
27a68fe3 | 5155 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5156 | brcmf_abort_scanning(cfg); |
5157 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5158 | } |
5159 | ||
d3c0b633 AS |
5160 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5161 | { | |
5162 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5163 | mutex_init(&event->vif_event_lock); |
5164 | } | |
5165 | ||
5b435de0 | 5166 | static s32 |
68ca395f | 5167 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5168 | { |
5b435de0 | 5169 | s32 err = 0; |
f588bc0c AS |
5170 | __le32 roamtrigger[2]; |
5171 | __le32 roam_delta[2]; | |
5b435de0 AS |
5172 | |
5173 | /* | |
5174 | * Setup timeout if Beacons are lost and roam is | |
5175 | * off to report link down | |
5176 | */ | |
68ca395f | 5177 | if (brcmf_roamoff) { |
ac24be6f | 5178 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5179 | if (err) { |
57d6e91a | 5180 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5181 | goto dongle_rom_out; |
5182 | } | |
5183 | } | |
5184 | ||
5185 | /* | |
5186 | * Enable/Disable built-in roaming to allow supplicant | |
5187 | * to take care of roaming | |
5188 | */ | |
68ca395f HM |
5189 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5190 | brcmf_roamoff ? "Off" : "On"); | |
5191 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5192 | if (err) { |
57d6e91a | 5193 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5194 | goto dongle_rom_out; |
5195 | } | |
5196 | ||
f588bc0c AS |
5197 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5198 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5199 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5200 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5201 | if (err) { |
57d6e91a | 5202 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5203 | goto dongle_rom_out; |
5204 | } | |
5205 | ||
f588bc0c AS |
5206 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5207 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5208 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5209 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5210 | if (err) { |
57d6e91a | 5211 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5212 | goto dongle_rom_out; |
5213 | } | |
5214 | ||
5215 | dongle_rom_out: | |
5216 | return err; | |
5217 | } | |
5218 | ||
5219 | static s32 | |
40a23296 | 5220 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5221 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5222 | { |
5223 | s32 err = 0; | |
5224 | ||
ac24be6f | 5225 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5226 | scan_assoc_time); |
5b435de0 AS |
5227 | if (err) { |
5228 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5229 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5230 | else |
57d6e91a | 5231 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5232 | goto dongle_scantime_out; |
5233 | } | |
ac24be6f | 5234 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5235 | scan_unassoc_time); |
5b435de0 AS |
5236 | if (err) { |
5237 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5238 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5239 | else |
57d6e91a | 5240 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5241 | goto dongle_scantime_out; |
5242 | } | |
5243 | ||
ac24be6f | 5244 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5245 | scan_passive_time); |
5b435de0 AS |
5246 | if (err) { |
5247 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5248 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5249 | else |
57d6e91a | 5250 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5251 | goto dongle_scantime_out; |
5252 | } | |
5253 | ||
5254 | dongle_scantime_out: | |
5255 | return err; | |
5256 | } | |
5257 | ||
b48d8916 AS |
5258 | /* Filter the list of channels received from firmware counting only |
5259 | * the 20MHz channels. The wiphy band data only needs those which get | |
5260 | * flagged to indicate if they can take part in higher bandwidth. | |
5261 | */ | |
5262 | static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info *cfg, | |
5263 | struct brcmf_chanspec_list *chlist, | |
5264 | u32 chcnt[]) | |
5265 | { | |
5266 | u32 total = le32_to_cpu(chlist->count); | |
5267 | struct brcmu_chan ch; | |
5268 | int i; | |
5269 | ||
f8adaf0a | 5270 | for (i = 0; i < total; i++) { |
b48d8916 AS |
5271 | ch.chspec = (u16)le32_to_cpu(chlist->element[i]); |
5272 | cfg->d11inf.decchspec(&ch); | |
5273 | ||
5274 | /* Firmware gives a ordered list. We skip non-20MHz | |
5275 | * channels is 2G. For 5G we can abort upon reaching | |
5276 | * a non-20MHz channel in the list. | |
5277 | */ | |
5278 | if (ch.bw != BRCMU_CHAN_BW_20) { | |
5279 | if (ch.band == BRCMU_CHAN_BAND_5G) | |
5280 | break; | |
5281 | else | |
5282 | continue; | |
5283 | } | |
5284 | ||
5285 | if (ch.band == BRCMU_CHAN_BAND_2G) | |
5286 | chcnt[0] += 1; | |
5287 | else if (ch.band == BRCMU_CHAN_BAND_5G) | |
5288 | chcnt[1] += 1; | |
5289 | } | |
5290 | } | |
5291 | ||
5292 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, | |
5293 | struct brcmu_chan *ch) | |
5294 | { | |
5295 | u32 ht40_flag; | |
d48200ba | 5296 | |
b48d8916 AS |
5297 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5298 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5299 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5300 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5301 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5302 | } else { | |
5303 | /* It should be one of | |
5304 | * IEEE80211_CHAN_NO_HT40 or | |
5305 | * IEEE80211_CHAN_NO_HT40PLUS | |
5306 | */ | |
5307 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5308 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5309 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5310 | } | |
5311 | } | |
5312 | ||
5313 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5314 | u32 bw_cap[]) | |
d48200ba HM |
5315 | { |
5316 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5317 | struct ieee80211_supported_band *band; |
5318 | struct ieee80211_channel *channel; | |
5319 | struct wiphy *wiphy; | |
d48200ba | 5320 | struct brcmf_chanspec_list *list; |
83cf17aa | 5321 | struct brcmu_chan ch; |
b48d8916 | 5322 | int err; |
d48200ba HM |
5323 | u8 *pbuf; |
5324 | u32 i, j; | |
5325 | u32 total; | |
b48d8916 AS |
5326 | u32 chaninfo; |
5327 | u32 chcnt[2] = { 0, 0 }; | |
d48200ba | 5328 | u32 index; |
d48200ba HM |
5329 | |
5330 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5331 | ||
5332 | if (pbuf == NULL) | |
5333 | return -ENOMEM; | |
5334 | ||
5335 | list = (struct brcmf_chanspec_list *)pbuf; | |
5336 | ||
5337 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5338 | BRCMF_DCMD_MEDLEN); | |
5339 | if (err) { | |
5340 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5341 | goto fail_pbuf; |
d48200ba HM |
5342 | } |
5343 | ||
b48d8916 AS |
5344 | brcmf_count_20mhz_channels(cfg, list, chcnt); |
5345 | wiphy = cfg_to_wiphy(cfg); | |
5346 | if (chcnt[0]) { | |
5347 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
5348 | GFP_KERNEL); | |
5349 | if (band == NULL) { | |
5350 | err = -ENOMEM; | |
5351 | goto fail_pbuf; | |
5352 | } | |
5353 | band->channels = kcalloc(chcnt[0], sizeof(*channel), | |
5354 | GFP_KERNEL); | |
5355 | if (band->channels == NULL) { | |
5356 | kfree(band); | |
5357 | err = -ENOMEM; | |
5358 | goto fail_pbuf; | |
5359 | } | |
5360 | band->n_channels = 0; | |
5361 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
5362 | } | |
5363 | if (chcnt[1]) { | |
5364 | band = kmemdup(&__wl_band_5ghz_a, sizeof(__wl_band_5ghz_a), | |
5365 | GFP_KERNEL); | |
5366 | if (band == NULL) { | |
5367 | err = -ENOMEM; | |
5368 | goto fail_band2g; | |
5369 | } | |
5370 | band->channels = kcalloc(chcnt[1], sizeof(*channel), | |
5371 | GFP_KERNEL); | |
5372 | if (band->channels == NULL) { | |
5373 | kfree(band); | |
5374 | err = -ENOMEM; | |
5375 | goto fail_band2g; | |
5376 | } | |
5377 | band->n_channels = 0; | |
5378 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
5379 | } | |
d48200ba HM |
5380 | |
5381 | total = le32_to_cpu(list->count); | |
5382 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5383 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5384 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5385 | |
83cf17aa | 5386 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5387 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5388 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5389 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5390 | } else { |
2375d970 | 5391 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5392 | continue; |
5393 | } | |
b48d8916 | 5394 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5395 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5396 | continue; |
b48d8916 | 5397 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5398 | ch.bw == BRCMU_CHAN_BW_80) |
5399 | continue; | |
b48d8916 AS |
5400 | |
5401 | channel = band->channels; | |
5402 | index = band->n_channels; | |
5403 | for (j = 0; j < band->n_channels; j++) { | |
5404 | if (channel[j].hw_value == ch.chnum) { | |
5405 | index = j; | |
d48200ba HM |
5406 | break; |
5407 | } | |
5408 | } | |
b48d8916 AS |
5409 | channel[index].center_freq = |
5410 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5411 | channel[index].hw_value = ch.chnum; | |
5412 | ||
5413 | /* assuming the chanspecs order is HT20, | |
5414 | * HT40 upper, HT40 lower, and VHT80. | |
5415 | */ | |
5416 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5417 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5418 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5419 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5420 | } else { | |
5421 | /* disable other bandwidths for now as mentioned | |
5422 | * order assure they are enabled for subsequent | |
5423 | * chanspecs. | |
ee942ecc | 5424 | */ |
b48d8916 AS |
5425 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5426 | IEEE80211_CHAN_NO_80MHZ; | |
5427 | ch.bw = BRCMU_CHAN_BW_20; | |
5428 | cfg->d11inf.encchspec(&ch); | |
5429 | chaninfo = ch.chspec; | |
5430 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5431 | &chaninfo); | |
5432 | if (!err) { | |
5433 | if (chaninfo & WL_CHAN_RADAR) | |
5434 | channel[index].flags |= | |
5435 | (IEEE80211_CHAN_RADAR | | |
5436 | IEEE80211_CHAN_NO_IR); | |
5437 | if (chaninfo & WL_CHAN_PASSIVE) | |
5438 | channel[index].flags |= | |
5439 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5440 | } |
d48200ba | 5441 | } |
b48d8916 AS |
5442 | if (index == band->n_channels) |
5443 | band->n_channels++; | |
d48200ba | 5444 | } |
b48d8916 AS |
5445 | kfree(pbuf); |
5446 | return 0; | |
5447 | ||
5448 | fail_band2g: | |
5449 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5450 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5451 | wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; | |
5452 | fail_pbuf: | |
d48200ba HM |
5453 | kfree(pbuf); |
5454 | return err; | |
5455 | } | |
5456 | ||
b48d8916 | 5457 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5458 | { |
b48d8916 AS |
5459 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5460 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5461 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5462 | struct brcmf_chanspec_list *list; |
5463 | u8 *pbuf; | |
aa70b4fa AS |
5464 | u32 val; |
5465 | int err; | |
b48d8916 AS |
5466 | struct brcmu_chan ch; |
5467 | u32 num_chan; | |
5468 | int i, j; | |
aa70b4fa AS |
5469 | |
5470 | /* verify support for bw_cap command */ | |
5471 | val = WLC_BAND_5G; | |
5472 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5473 | ||
5474 | if (!err) { | |
5475 | /* only set 2G bandwidth using bw_cap command */ | |
5476 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5477 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5478 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5479 | sizeof(band_bwcap)); | |
5480 | } else { | |
5481 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5482 | val = WLC_N_BW_40ALL; | |
5483 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5484 | } | |
b48d8916 AS |
5485 | |
5486 | if (!err) { | |
5487 | /* update channel info in 2G band */ | |
5488 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5489 | ||
5490 | if (pbuf == NULL) | |
5491 | return -ENOMEM; | |
5492 | ||
5493 | ch.band = BRCMU_CHAN_BAND_2G; | |
5494 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5495 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5496 | ch.chnum = 0; |
5497 | cfg->d11inf.encchspec(&ch); | |
5498 | ||
5499 | /* pass encoded chanspec in query */ | |
5500 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5501 | ||
5502 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5503 | BRCMF_DCMD_MEDLEN); | |
5504 | if (err) { | |
5505 | brcmf_err("get chanspecs error (%d)\n", err); | |
5506 | kfree(pbuf); | |
5507 | return err; | |
5508 | } | |
5509 | ||
5510 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5511 | list = (struct brcmf_chanspec_list *)pbuf; | |
5512 | num_chan = le32_to_cpu(list->count); | |
5513 | for (i = 0; i < num_chan; i++) { | |
5514 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5515 | cfg->d11inf.decchspec(&ch); | |
5516 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5517 | continue; | |
5518 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5519 | continue; | |
5520 | for (j = 0; j < band->n_channels; j++) { | |
5521 | if (band->channels[j].hw_value == ch.chnum) | |
5522 | break; | |
5523 | } | |
5524 | if (WARN_ON(j == band->n_channels)) | |
5525 | continue; | |
5526 | ||
5527 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5528 | } | |
fac7d2a3 | 5529 | kfree(pbuf); |
b48d8916 | 5530 | } |
aa70b4fa AS |
5531 | return err; |
5532 | } | |
5533 | ||
2375d970 AS |
5534 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5535 | { | |
5536 | u32 band, mimo_bwcap; | |
5537 | int err; | |
5538 | ||
5539 | band = WLC_BAND_2G; | |
5540 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5541 | if (!err) { | |
5542 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5543 | band = WLC_BAND_5G; | |
5544 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5545 | if (!err) { | |
5546 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5547 | return; | |
5548 | } | |
5549 | WARN_ON(1); | |
5550 | return; | |
5551 | } | |
5552 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5553 | mimo_bwcap = 0; | |
5554 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5555 | if (err) | |
5556 | /* assume 20MHz if firmware does not give a clue */ | |
5557 | mimo_bwcap = WLC_N_BW_20ALL; | |
5558 | ||
5559 | switch (mimo_bwcap) { | |
5560 | case WLC_N_BW_40ALL: | |
5561 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5562 | /* fall-thru */ | |
5563 | case WLC_N_BW_20IN2G_40IN5G: | |
5564 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5565 | /* fall-thru */ | |
5566 | case WLC_N_BW_20ALL: | |
5567 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5568 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5569 | break; | |
5570 | default: | |
5571 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5572 | } | |
5573 | } | |
d48200ba | 5574 | |
18d6c535 AS |
5575 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5576 | u32 bw_cap[2], u32 nchain) | |
5577 | { | |
5578 | band->ht_cap.ht_supported = true; | |
5579 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5580 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5581 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5582 | } | |
5583 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5584 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5585 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5586 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5587 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5588 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5589 | } | |
5590 | ||
5591 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5592 | { | |
5593 | u16 mcs_map; | |
5594 | int i; | |
5595 | ||
5596 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5597 | mcs_map = (mcs_map << 2) | supp; | |
5598 | ||
5599 | return cpu_to_le16(mcs_map); | |
5600 | } | |
5601 | ||
5602 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5603 | u32 bw_cap[2], u32 nchain) | |
5604 | { | |
5605 | __le16 mcs_map; | |
5606 | ||
5607 | /* not allowed in 2.4G band */ | |
5608 | if (band->band == IEEE80211_BAND_2GHZ) | |
5609 | return; | |
5610 | ||
5611 | band->vht_cap.vht_supported = true; | |
5612 | /* 80MHz is mandatory */ | |
5613 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5614 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5615 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5616 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5617 | } | |
5618 | /* all support 256-QAM */ | |
5619 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5620 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5621 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5622 | } | |
5623 | ||
b48d8916 | 5624 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5625 | { |
b48d8916 | 5626 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5627 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5628 | u32 nmode = 0; |
5629 | u32 vhtmode = 0; | |
b48d8916 | 5630 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5631 | u32 rxchain; |
5632 | u32 nchain; | |
b48d8916 | 5633 | int err; |
d48200ba | 5634 | s32 i; |
2375d970 | 5635 | struct ieee80211_supported_band *band; |
5b435de0 | 5636 | |
18d6c535 | 5637 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5638 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5639 | if (err) { | |
5640 | brcmf_err("nmode error (%d)\n", err); | |
5641 | } else { | |
2375d970 | 5642 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5643 | } |
18d6c535 AS |
5644 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5645 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5646 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5647 | |
4aca7a18 DK |
5648 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5649 | if (err) { | |
5650 | brcmf_err("rxchain error (%d)\n", err); | |
5651 | nchain = 1; | |
5652 | } else { | |
5653 | for (nchain = 0; rxchain; nchain++) | |
5654 | rxchain = rxchain & (rxchain - 1); | |
5655 | } | |
5656 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5657 | ||
b48d8916 | 5658 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5659 | if (err) { |
b48d8916 | 5660 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5661 | return err; |
5662 | } | |
5663 | ||
b48d8916 AS |
5664 | wiphy = cfg_to_wiphy(cfg); |
5665 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5666 | band = wiphy->bands[i]; | |
5667 | if (band == NULL) | |
2375d970 | 5668 | continue; |
d48200ba | 5669 | |
18d6c535 AS |
5670 | if (nmode) |
5671 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5672 | if (vhtmode) | |
5673 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5674 | } |
5675 | ||
b48d8916 | 5676 | return 0; |
5b435de0 AS |
5677 | } |
5678 | ||
a44aa400 HM |
5679 | static const struct ieee80211_iface_limit brcmf_iface_limits_mbss[] = { |
5680 | { | |
5681 | .max = 1, | |
5682 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5683 | BIT(NL80211_IFTYPE_ADHOC) | |
5684 | }, | |
5685 | { | |
5686 | .max = 4, | |
5687 | .types = BIT(NL80211_IFTYPE_AP) | |
5688 | }, | |
5689 | { | |
5690 | .max = 1, | |
5691 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5692 | BIT(NL80211_IFTYPE_P2P_GO) | |
5693 | }, | |
5694 | { | |
5695 | .max = 1, | |
5696 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5697 | } | |
5698 | }; | |
5699 | ||
5700 | static const struct ieee80211_iface_limit brcmf_iface_limits_sbss[] = { | |
aa70b4fa AS |
5701 | { |
5702 | .max = 2, | |
5703 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5704 | BIT(NL80211_IFTYPE_ADHOC) | | |
5705 | BIT(NL80211_IFTYPE_AP) | |
5706 | }, | |
5707 | { | |
5708 | .max = 1, | |
5709 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5710 | BIT(NL80211_IFTYPE_P2P_GO) | |
5711 | }, | |
5712 | { | |
5713 | .max = 1, | |
5714 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5715 | } | |
5716 | }; | |
5717 | static struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
5718 | { | |
5719 | .max_interfaces = BRCMF_IFACE_MAX_CNT, | |
5720 | .num_different_channels = 1, | |
a44aa400 HM |
5721 | .n_limits = ARRAY_SIZE(brcmf_iface_limits_sbss), |
5722 | .limits = brcmf_iface_limits_sbss, | |
aa70b4fa AS |
5723 | } |
5724 | }; | |
5725 | ||
5726 | static const struct ieee80211_txrx_stypes | |
5727 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5728 | [NL80211_IFTYPE_STATION] = { | |
5729 | .tx = 0xffff, | |
5730 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5731 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5732 | }, | |
5733 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5734 | .tx = 0xffff, | |
5735 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5736 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5737 | }, | |
5738 | [NL80211_IFTYPE_P2P_GO] = { | |
5739 | .tx = 0xffff, | |
5740 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5741 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5742 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5743 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5744 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5745 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5746 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5747 | }, | |
5748 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5749 | .tx = 0xffff, | |
5750 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5751 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5752 | } | |
5753 | }; | |
5754 | ||
5755 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) | |
5756 | { | |
5757 | /* scheduled scan settings */ | |
5758 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5759 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5760 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5761 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5762 | } | |
5763 | ||
4eb3af7c HM |
5764 | #ifdef CONFIG_PM |
5765 | static const struct wiphy_wowlan_support brcmf_wowlan_support = { | |
5766 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, | |
b9a82f89 HM |
5767 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
5768 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
5769 | .pattern_min_len = 1, | |
5770 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
5771 | }; |
5772 | #endif | |
5773 | ||
5774 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy) | |
5775 | { | |
5776 | #ifdef CONFIG_PM | |
5777 | /* wowl settings */ | |
5778 | wiphy->wowlan = &brcmf_wowlan_support; | |
5779 | #endif | |
5780 | } | |
5781 | ||
b48d8916 | 5782 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5783 | { |
b48d8916 | 5784 | struct ieee80211_iface_combination ifc_combo; |
aa70b4fa AS |
5785 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5786 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5787 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
5788 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
5789 | BIT(NL80211_IFTYPE_ADHOC) | | |
5790 | BIT(NL80211_IFTYPE_AP) | | |
5791 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5792 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5793 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5794 | /* need VSDB firmware feature for concurrent channels */ | |
b48d8916 | 5795 | ifc_combo = brcmf_iface_combos[0]; |
aa70b4fa | 5796 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) |
b48d8916 | 5797 | ifc_combo.num_different_channels = 2; |
a44aa400 HM |
5798 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) { |
5799 | ifc_combo.n_limits = ARRAY_SIZE(brcmf_iface_limits_mbss), | |
5800 | ifc_combo.limits = brcmf_iface_limits_mbss; | |
5801 | } | |
b48d8916 AS |
5802 | wiphy->iface_combinations = kmemdup(&ifc_combo, |
5803 | sizeof(ifc_combo), | |
5804 | GFP_KERNEL); | |
aa70b4fa | 5805 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); |
aa70b4fa AS |
5806 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5807 | wiphy->cipher_suites = __wl_cipher_suites; | |
5808 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5809 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5810 | WIPHY_FLAG_OFFCHAN_TX | | |
5811 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5812 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5813 | if (!brcmf_roamoff) | |
5814 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5815 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5816 | wiphy->max_remain_on_channel_duration = 5000; | |
5817 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5818 | |
5819 | /* vendor commands/events support */ | |
5820 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5821 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5822 | ||
4eb3af7c HM |
5823 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
5824 | brcmf_wiphy_wowl_params(wiphy); | |
5825 | ||
b48d8916 | 5826 | return brcmf_setup_wiphybands(wiphy); |
5b435de0 AS |
5827 | } |
5828 | ||
27a68fe3 | 5829 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5830 | { |
5831 | struct net_device *ndev; | |
5832 | struct wireless_dev *wdev; | |
40a23296 | 5833 | struct brcmf_if *ifp; |
5b435de0 AS |
5834 | s32 power_mode; |
5835 | s32 err = 0; | |
5836 | ||
27a68fe3 | 5837 | if (cfg->dongle_up) |
5b435de0 AS |
5838 | return err; |
5839 | ||
27a68fe3 | 5840 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5841 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5842 | ifp = netdev_priv(ndev); |
5843 | ||
5844 | /* make sure RF is ready for work */ | |
5845 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5846 | |
40a23296 HM |
5847 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5848 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5849 | |
27a68fe3 | 5850 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5851 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5852 | if (err) |
5853 | goto default_conf_out; | |
647c9ae0 AS |
5854 | brcmf_dbg(INFO, "power save set to %s\n", |
5855 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5856 | |
68ca395f | 5857 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5858 | if (err) |
5859 | goto default_conf_out; | |
5dd161ff FL |
5860 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5861 | NULL, NULL); | |
40a23296 | 5862 | if (err) |
5b435de0 | 5863 | goto default_conf_out; |
5b435de0 | 5864 | |
b3657453 HM |
5865 | brcmf_configure_arp_offload(ifp, true); |
5866 | ||
27a68fe3 | 5867 | cfg->dongle_up = true; |
40a23296 | 5868 | default_conf_out: |
5b435de0 AS |
5869 | |
5870 | return err; | |
5871 | ||
5872 | } | |
5873 | ||
bdf5ff51 | 5874 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5875 | { |
c1179033 | 5876 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5877 | |
bdf5ff51 | 5878 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5879 | } |
5880 | ||
bdf5ff51 | 5881 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5882 | { |
bdf5ff51 | 5883 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5884 | |
5b435de0 AS |
5885 | /* |
5886 | * While going down, if associated with AP disassociate | |
5887 | * from AP to save power | |
5888 | */ | |
903e0eee | 5889 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 5890 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
5891 | |
5892 | /* Make sure WPA_Supplicant receives all the event | |
5893 | generated due to DISASSOC call to the fw to keep | |
5894 | the state fw and WPA_Supplicant state consistent | |
5895 | */ | |
5896 | brcmf_delay(500); | |
5897 | } | |
5898 | ||
27a68fe3 | 5899 | brcmf_abort_scanning(cfg); |
c1179033 | 5900 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5901 | |
5b435de0 AS |
5902 | return 0; |
5903 | } | |
5904 | ||
bdf5ff51 | 5905 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5906 | { |
bdf5ff51 AS |
5907 | struct brcmf_if *ifp = netdev_priv(ndev); |
5908 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5909 | s32 err = 0; |
5910 | ||
27a68fe3 | 5911 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5912 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5913 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5914 | |
5915 | return err; | |
5916 | } | |
5917 | ||
bdf5ff51 | 5918 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5919 | { |
bdf5ff51 AS |
5920 | struct brcmf_if *ifp = netdev_priv(ndev); |
5921 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5922 | s32 err = 0; |
5923 | ||
27a68fe3 | 5924 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5925 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5926 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5927 | |
5928 | return err; | |
5929 | } | |
5930 | ||
a7965fbb AS |
5931 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5932 | { | |
5933 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5934 | ||
5935 | return wdev->iftype; | |
5936 | } | |
5937 | ||
bfe81975 HM |
5938 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
5939 | unsigned long state) | |
9f440b7b AS |
5940 | { |
5941 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
5942 | |
5943 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5944 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 5945 | return true; |
9f440b7b | 5946 | } |
e843bb19 | 5947 | return false; |
9f440b7b | 5948 | } |
d3c0b633 AS |
5949 | |
5950 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5951 | u8 action) | |
5952 | { | |
5953 | u8 evt_action; | |
5954 | ||
5955 | mutex_lock(&event->vif_event_lock); | |
5956 | evt_action = event->action; | |
5957 | mutex_unlock(&event->vif_event_lock); | |
5958 | return evt_action == action; | |
5959 | } | |
5960 | ||
5961 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5962 | struct brcmf_cfg80211_vif *vif) | |
5963 | { | |
5964 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5965 | ||
5966 | mutex_lock(&event->vif_event_lock); | |
5967 | event->vif = vif; | |
5968 | event->action = 0; | |
5969 | mutex_unlock(&event->vif_event_lock); | |
5970 | } | |
5971 | ||
5972 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5973 | { | |
5974 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5975 | bool armed; | |
5976 | ||
5977 | mutex_lock(&event->vif_event_lock); | |
5978 | armed = event->vif != NULL; | |
5979 | mutex_unlock(&event->vif_event_lock); | |
5980 | ||
5981 | return armed; | |
5982 | } | |
5983 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5984 | u8 action, ulong timeout) | |
5985 | { | |
5986 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5987 | ||
5988 | return wait_event_timeout(event->vif_wq, | |
5989 | vif_event_equals(event, action), timeout); | |
5990 | } | |
5991 | ||
63db1a49 AS |
5992 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
5993 | struct regulatory_request *req) | |
5994 | { | |
5995 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
5996 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5997 | struct brcmf_fil_country_le ccreq; | |
5998 | int i; | |
5999 | ||
6000 | brcmf_dbg(TRACE, "enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6001 | req->alpha2[0], req->alpha2[1]); | |
6002 | ||
6003 | /* ignore non-ISO3166 country codes */ | |
6004 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6005 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
6006 | brcmf_err("not a ISO3166 code\n"); | |
6007 | return; | |
6008 | } | |
6009 | memset(&ccreq, 0, sizeof(ccreq)); | |
6010 | ccreq.rev = cpu_to_le32(-1); | |
6011 | memcpy(ccreq.ccode, req->alpha2, sizeof(req->alpha2)); | |
6012 | brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq)); | |
6013 | } | |
6014 | ||
b48d8916 AS |
6015 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6016 | { | |
6017 | kfree(wiphy->iface_combinations); | |
6018 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6019 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6020 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6021 | } | |
6022 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6023 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6024 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6025 | } | |
6026 | wiphy_free(wiphy); | |
6027 | } | |
6028 | ||
ccfd1e81 AS |
6029 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
6030 | struct device *busdev) | |
6031 | { | |
6032 | struct net_device *ndev = drvr->iflist[0]->ndev; | |
6033 | struct brcmf_cfg80211_info *cfg; | |
6034 | struct wiphy *wiphy; | |
6035 | struct brcmf_cfg80211_vif *vif; | |
6036 | struct brcmf_if *ifp; | |
6037 | s32 err = 0; | |
6038 | s32 io_type; | |
b48d8916 | 6039 | u16 *cap = NULL; |
ccfd1e81 AS |
6040 | |
6041 | if (!ndev) { | |
6042 | brcmf_err("ndev is invalid\n"); | |
6043 | return NULL; | |
6044 | } | |
6045 | ||
6046 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6047 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6048 | if (!wiphy) { | |
6049 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6050 | return NULL; |
b48d8916 AS |
6051 | } |
6052 | set_wiphy_dev(wiphy, busdev); | |
ccfd1e81 AS |
6053 | |
6054 | cfg = wiphy_priv(wiphy); | |
6055 | cfg->wiphy = wiphy; | |
6056 | cfg->pub = drvr; | |
6057 | init_vif_event(&cfg->vif_event); | |
6058 | INIT_LIST_HEAD(&cfg->vif_list); | |
6059 | ||
6060 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6061 | if (IS_ERR(vif)) |
6062 | goto wiphy_out; | |
ccfd1e81 AS |
6063 | |
6064 | vif->ifp = ifp; | |
6065 | vif->wdev.netdev = ndev; | |
6066 | ndev->ieee80211_ptr = &vif->wdev; | |
6067 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6068 | ||
6069 | err = wl_init_priv(cfg); | |
6070 | if (err) { | |
6071 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6072 | brcmf_free_vif(vif); |
6073 | goto wiphy_out; | |
ccfd1e81 AS |
6074 | } |
6075 | ifp->vif = vif; | |
6076 | ||
b48d8916 AS |
6077 | /* determine d11 io type before wiphy setup */ |
6078 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6079 | if (err) { |
b48d8916 AS |
6080 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6081 | goto priv_out; | |
ccfd1e81 | 6082 | } |
b48d8916 AS |
6083 | cfg->d11inf.io_type = (u8)io_type; |
6084 | brcmu_d11_attach(&cfg->d11inf); | |
6085 | ||
6086 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6087 | if (err < 0) | |
6088 | goto priv_out; | |
6089 | ||
6090 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6091 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6092 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6093 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6094 | ||
6095 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6096 | * cfg80211 here that we do and have it decide we can enable | |
6097 | * it. But first check if device does support 2G operation. | |
6098 | */ | |
6099 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6100 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6101 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6102 | } | |
6103 | err = wiphy_register(wiphy); | |
6104 | if (err < 0) { | |
6105 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6106 | goto priv_out; | |
ccfd1e81 AS |
6107 | } |
6108 | ||
6109 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6110 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6111 | */ | |
b48d8916 AS |
6112 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6113 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6114 | if (!err) |
6115 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6116 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6117 | else |
6118 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6119 | } |
ccfd1e81 | 6120 | |
b48d8916 | 6121 | err = brcmf_p2p_attach(cfg); |
ccfd1e81 | 6122 | if (err) { |
b48d8916 AS |
6123 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6124 | goto wiphy_unreg_out; | |
6125 | } | |
6126 | err = brcmf_btcoex_attach(cfg); | |
6127 | if (err) { | |
6128 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6129 | brcmf_p2p_detach(&cfg->p2p); | |
6130 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6131 | } |
6132 | ||
b48d8916 | 6133 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 6134 | if (err) { |
b48d8916 AS |
6135 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
6136 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
70b7d94b HM |
6137 | } else { |
6138 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6139 | brcmf_notify_tdls_peer_event); | |
ccfd1e81 | 6140 | } |
ccfd1e81 AS |
6141 | |
6142 | return cfg; | |
6143 | ||
b48d8916 AS |
6144 | wiphy_unreg_out: |
6145 | wiphy_unregister(cfg->wiphy); | |
6146 | priv_out: | |
ccfd1e81 | 6147 | wl_deinit_priv(cfg); |
ccfd1e81 | 6148 | brcmf_free_vif(vif); |
b48d8916 AS |
6149 | wiphy_out: |
6150 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6151 | return NULL; |
6152 | } | |
6153 | ||
6154 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6155 | { | |
6156 | if (!cfg) | |
6157 | return; | |
6158 | ||
6159 | WARN_ON(!list_empty(&cfg->vif_list)); | |
6160 | wiphy_unregister(cfg->wiphy); | |
6161 | brcmf_btcoex_detach(cfg); | |
c3da74bb | 6162 | brcmf_p2p_detach(&cfg->p2p); |
ccfd1e81 | 6163 | wl_deinit_priv(cfg); |
b48d8916 | 6164 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6165 | } |