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, | |
6bab2e19 | 628 | unsigned char name_assign_type, |
9f440b7b AS |
629 | enum nl80211_iftype type, |
630 | u32 *flags, | |
631 | struct vif_params *params) | |
632 | { | |
8851cce0 HM |
633 | struct wireless_dev *wdev; |
634 | ||
9f440b7b AS |
635 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
636 | switch (type) { | |
637 | case NL80211_IFTYPE_ADHOC: | |
638 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
639 | case NL80211_IFTYPE_AP_VLAN: |
640 | case NL80211_IFTYPE_WDS: | |
641 | case NL80211_IFTYPE_MONITOR: | |
642 | case NL80211_IFTYPE_MESH_POINT: | |
643 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
644 | case NL80211_IFTYPE_AP: |
645 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
646 | if (!IS_ERR(wdev)) | |
647 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
648 | return wdev; | |
9f440b7b AS |
649 | case NL80211_IFTYPE_P2P_CLIENT: |
650 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 651 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 652 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
653 | if (!IS_ERR(wdev)) |
654 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
655 | return wdev; | |
9f440b7b | 656 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
657 | default: |
658 | return ERR_PTR(-EINVAL); | |
659 | } | |
660 | } | |
661 | ||
5e787f75 DK |
662 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
663 | { | |
c08437b4 | 664 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
665 | brcmf_set_mpc(ifp, mpc); |
666 | } | |
667 | ||
f96aa07e | 668 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 669 | { |
5f4f9f11 AS |
670 | s32 err = 0; |
671 | ||
672 | if (check_vif_up(ifp->vif)) { | |
673 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
674 | if (err) { | |
675 | brcmf_err("fail to set mpc\n"); | |
676 | return; | |
677 | } | |
678 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
679 | } | |
680 | } | |
681 | ||
a0f472ac AS |
682 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
683 | struct brcmf_if *ifp, bool aborted, | |
684 | bool fw_abort) | |
5f4f9f11 AS |
685 | { |
686 | struct brcmf_scan_params_le params_le; | |
687 | struct cfg80211_scan_request *scan_request; | |
688 | s32 err = 0; | |
689 | ||
690 | brcmf_dbg(SCAN, "Enter\n"); | |
691 | ||
692 | /* clear scan request, because the FW abort can cause a second call */ | |
693 | /* to this functon and might cause a double cfg80211_scan_done */ | |
694 | scan_request = cfg->scan_request; | |
695 | cfg->scan_request = NULL; | |
696 | ||
697 | if (timer_pending(&cfg->escan_timeout)) | |
698 | del_timer_sync(&cfg->escan_timeout); | |
699 | ||
700 | if (fw_abort) { | |
701 | /* Do a scan abort to stop the driver's scan engine */ | |
702 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
703 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 704 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
705 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
706 | params_le.scan_type = 0; | |
707 | params_le.channel_num = cpu_to_le32(1); | |
708 | params_le.nprobes = cpu_to_le32(1); | |
709 | params_le.active_time = cpu_to_le32(-1); | |
710 | params_le.passive_time = cpu_to_le32(-1); | |
711 | params_le.home_time = cpu_to_le32(-1); | |
712 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
713 | params_le.channel_list[0] = cpu_to_le16(-1); | |
714 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 715 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
716 | ¶ms_le, sizeof(params_le)); |
717 | if (err) | |
718 | brcmf_err("Scan abort failed\n"); | |
719 | } | |
0f0fe990 | 720 | |
5e787f75 | 721 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 722 | |
5f4f9f11 AS |
723 | /* |
724 | * e-scan can be initiated by scheduled scan | |
725 | * which takes precedence. | |
726 | */ | |
727 | if (cfg->sched_escan) { | |
728 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
729 | cfg->sched_escan = false; | |
730 | if (!aborted) | |
731 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
732 | } else if (scan_request) { |
733 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
734 | aborted ? "Aborted" : "Done"); | |
735 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 736 | } |
6eda4e2c HM |
737 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
738 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
739 | |
740 | return err; | |
741 | } | |
742 | ||
9f440b7b AS |
743 | static |
744 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
745 | { | |
5f4f9f11 AS |
746 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
747 | struct net_device *ndev = wdev->netdev; | |
748 | ||
749 | /* vif event pending in firmware */ | |
750 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
751 | return -EBUSY; | |
752 | ||
753 | if (ndev) { | |
754 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
755 | cfg->escan_info.ifp == netdev_priv(ndev)) |
756 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
757 | true, true); | |
5f4f9f11 AS |
758 | |
759 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
760 | } | |
761 | ||
9f440b7b AS |
762 | switch (wdev->iftype) { |
763 | case NL80211_IFTYPE_ADHOC: | |
764 | case NL80211_IFTYPE_STATION: | |
765 | case NL80211_IFTYPE_AP: | |
766 | case NL80211_IFTYPE_AP_VLAN: | |
767 | case NL80211_IFTYPE_WDS: | |
768 | case NL80211_IFTYPE_MONITOR: | |
769 | case NL80211_IFTYPE_MESH_POINT: | |
770 | return -EOPNOTSUPP; | |
771 | case NL80211_IFTYPE_P2P_CLIENT: | |
772 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 773 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
774 | return brcmf_p2p_del_vif(wiphy, wdev); |
775 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
776 | default: |
777 | return -EINVAL; | |
778 | } | |
779 | return -EOPNOTSUPP; | |
780 | } | |
781 | ||
5b435de0 AS |
782 | static s32 |
783 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
784 | enum nl80211_iftype type, u32 *flags, | |
785 | struct vif_params *params) | |
786 | { | |
7a5c1f64 | 787 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 788 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 789 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 790 | s32 infra = 0; |
1a873342 | 791 | s32 ap = 0; |
5b435de0 AS |
792 | s32 err = 0; |
793 | ||
d96b801f | 794 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
795 | |
796 | switch (type) { | |
797 | case NL80211_IFTYPE_MONITOR: | |
798 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
799 | brcmf_err("type (%d) : currently we do not support this type\n", |
800 | type); | |
5b435de0 AS |
801 | return -EOPNOTSUPP; |
802 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
803 | infra = 0; |
804 | break; | |
805 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
806 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
807 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
808 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
809 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
810 | /* WAR: It is unexpected to get a change of VIF for P2P | |
811 | * IF, but it happens. The request can not be handled | |
812 | * but returning EPERM causes a crash. Returning 0 | |
813 | * without setting ieee80211_ptr->iftype causes trace | |
814 | * (WARN_ON) but it works with wpa_supplicant | |
815 | */ | |
816 | return 0; | |
817 | } | |
5b435de0 AS |
818 | infra = 1; |
819 | break; | |
1a873342 | 820 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 821 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
822 | ap = 1; |
823 | break; | |
5b435de0 AS |
824 | default: |
825 | err = -EINVAL; | |
826 | goto done; | |
827 | } | |
828 | ||
1a873342 | 829 | if (ap) { |
7a5c1f64 HM |
830 | if (type == NL80211_IFTYPE_P2P_GO) { |
831 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
832 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
833 | } | |
834 | if (!err) { | |
835 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
836 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
837 | } | |
5b435de0 | 838 | } else { |
128ce3b6 | 839 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 840 | if (err) { |
57d6e91a | 841 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
842 | err = -EAGAIN; |
843 | goto done; | |
844 | } | |
967fe2c8 | 845 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 846 | "Adhoc" : "Infra"); |
5b435de0 | 847 | } |
1a873342 | 848 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 849 | |
8851cce0 HM |
850 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
851 | ||
5b435de0 | 852 | done: |
d96b801f | 853 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
854 | |
855 | return err; | |
856 | } | |
857 | ||
83cf17aa FL |
858 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
859 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
860 | struct cfg80211_scan_request *request) |
861 | { | |
862 | u32 n_ssids; | |
863 | u32 n_channels; | |
864 | s32 i; | |
865 | s32 offset; | |
029591f3 | 866 | u16 chanspec; |
e756af5b | 867 | char *ptr; |
029591f3 | 868 | struct brcmf_ssid_le ssid_le; |
e756af5b | 869 | |
93803b33 | 870 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
871 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
872 | params_le->scan_type = 0; | |
873 | params_le->channel_num = 0; | |
874 | params_le->nprobes = cpu_to_le32(-1); | |
875 | params_le->active_time = cpu_to_le32(-1); | |
876 | params_le->passive_time = cpu_to_le32(-1); | |
877 | params_le->home_time = cpu_to_le32(-1); | |
878 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
879 | ||
880 | /* if request is null exit so it will be all channel broadcast scan */ | |
881 | if (!request) | |
882 | return; | |
883 | ||
884 | n_ssids = request->n_ssids; | |
885 | n_channels = request->n_channels; | |
886 | /* Copy channel array if applicable */ | |
4e8a008e AS |
887 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
888 | n_channels); | |
e756af5b HM |
889 | if (n_channels > 0) { |
890 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
891 | chanspec = channel_to_chanspec(&cfg->d11inf, |
892 | request->channels[i]); | |
4e8a008e AS |
893 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
894 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 895 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
896 | } |
897 | } else { | |
4e8a008e | 898 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
899 | } |
900 | /* Copy ssid array if applicable */ | |
4e8a008e | 901 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
902 | if (n_ssids > 0) { |
903 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
904 | n_channels * sizeof(u16); | |
905 | offset = roundup(offset, sizeof(u32)); | |
906 | ptr = (char *)params_le + offset; | |
907 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
908 | memset(&ssid_le, 0, sizeof(ssid_le)); |
909 | ssid_le.SSID_len = | |
910 | cpu_to_le32(request->ssids[i].ssid_len); | |
911 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
912 | request->ssids[i].ssid_len); | |
913 | if (!ssid_le.SSID_len) | |
4e8a008e | 914 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 915 | else |
4e8a008e AS |
916 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
917 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
918 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
919 | ptr += sizeof(ssid_le); | |
e756af5b HM |
920 | } |
921 | } else { | |
4e8a008e | 922 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 923 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
924 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
925 | params_le->ssid_le.SSID, | |
926 | request->ssids->ssid_len); | |
e756af5b HM |
927 | params_le->ssid_le.SSID_len = |
928 | cpu_to_le32(request->ssids->ssid_len); | |
929 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
930 | request->ssids->ssid_len); | |
931 | } | |
932 | } | |
933 | /* Adding mask to channel numbers */ | |
934 | params_le->channel_num = | |
935 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
936 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
937 | } | |
938 | ||
e756af5b | 939 | static s32 |
a0f472ac | 940 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
941 | struct cfg80211_scan_request *request, u16 action) |
942 | { | |
943 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
944 | offsetof(struct brcmf_escan_params_le, params_le); | |
945 | struct brcmf_escan_params_le *params; | |
946 | s32 err = 0; | |
947 | ||
4e8a008e | 948 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
949 | |
950 | if (request != NULL) { | |
951 | /* Allocate space for populating ssids in struct */ | |
952 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
953 | ||
954 | /* Allocate space for populating ssids in struct */ | |
955 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
956 | } | |
957 | ||
958 | params = kzalloc(params_size, GFP_KERNEL); | |
959 | if (!params) { | |
960 | err = -ENOMEM; | |
961 | goto exit; | |
962 | } | |
963 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 964 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
965 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
966 | params->action = cpu_to_le16(action); | |
967 | params->sync_id = cpu_to_le16(0x1234); | |
968 | ||
a0f472ac | 969 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
970 | if (err) { |
971 | if (err == -EBUSY) | |
647c9ae0 | 972 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 973 | else |
57d6e91a | 974 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
975 | } |
976 | ||
977 | kfree(params); | |
978 | exit: | |
979 | return err; | |
980 | } | |
981 | ||
982 | static s32 | |
27a68fe3 | 983 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 984 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
985 | { |
986 | s32 err; | |
81f5dcb8 | 987 | u32 passive_scan; |
e756af5b | 988 | struct brcmf_scan_results *results; |
9f440b7b | 989 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 990 | |
4e8a008e | 991 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 992 | escan->ifp = ifp; |
9f440b7b AS |
993 | escan->wiphy = wiphy; |
994 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 995 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 996 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 997 | passive_scan); |
e756af5b | 998 | if (err) { |
57d6e91a | 999 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1000 | return err; |
1001 | } | |
5e787f75 | 1002 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1003 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1004 | results->version = 0; |
1005 | results->count = 0; | |
1006 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1007 | ||
a0f472ac | 1008 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 1009 | if (err) |
5e787f75 | 1010 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1011 | return err; |
1012 | } | |
1013 | ||
1014 | static s32 | |
a0f472ac | 1015 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1016 | struct cfg80211_scan_request *request, |
1017 | struct cfg80211_ssid *this_ssid) | |
1018 | { | |
a0f472ac AS |
1019 | struct brcmf_if *ifp = vif->ifp; |
1020 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1021 | struct cfg80211_ssid *ssids; |
f0799895 | 1022 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 1023 | u32 passive_scan; |
e756af5b HM |
1024 | bool escan_req; |
1025 | bool spec_scan; | |
1026 | s32 err; | |
1027 | u32 SSID_len; | |
1028 | ||
4e8a008e | 1029 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1030 | |
c1179033 | 1031 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1032 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1033 | return -EAGAIN; |
1034 | } | |
c1179033 | 1035 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1036 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1037 | cfg->scan_status); | |
e756af5b HM |
1038 | return -EAGAIN; |
1039 | } | |
1687eee2 AS |
1040 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1041 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1042 | cfg->scan_status); | |
1043 | return -EAGAIN; | |
1044 | } | |
c1179033 | 1045 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1046 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1047 | return -EAGAIN; |
1048 | } | |
1049 | ||
0f8ffe17 | 1050 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1051 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1052 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1053 | |
e756af5b HM |
1054 | escan_req = false; |
1055 | if (request) { | |
1056 | /* scan bss */ | |
1057 | ssids = request->ssids; | |
1058 | escan_req = true; | |
1059 | } else { | |
1060 | /* scan in ibss */ | |
1061 | /* we don't do escan in ibss */ | |
1062 | ssids = this_ssid; | |
1063 | } | |
1064 | ||
27a68fe3 | 1065 | cfg->scan_request = request; |
c1179033 | 1066 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1067 | if (escan_req) { |
9f440b7b | 1068 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1069 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1070 | if (err) |
1071 | goto scan_out; | |
1072 | ||
a0f472ac | 1073 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1074 | if (err) |
e756af5b HM |
1075 | goto scan_out; |
1076 | } else { | |
4e8a008e AS |
1077 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1078 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1079 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1080 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1081 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1082 | spec_scan = false; | |
1083 | if (SSID_len) { | |
1084 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1085 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1086 | spec_scan = true; | |
1087 | } else | |
4e8a008e | 1088 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1089 | |
81f5dcb8 | 1090 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1091 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1092 | passive_scan); |
e756af5b | 1093 | if (err) { |
57d6e91a | 1094 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1095 | goto scan_out; |
1096 | } | |
5e787f75 | 1097 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1098 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1099 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1100 | if (err) { |
1101 | if (err == -EBUSY) | |
647c9ae0 AS |
1102 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1103 | sr->ssid_le.SSID); | |
e756af5b | 1104 | else |
57d6e91a | 1105 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1106 | |
5e787f75 | 1107 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1108 | goto scan_out; |
1109 | } | |
1110 | } | |
1111 | ||
661fa95d HM |
1112 | /* Arm scan timeout timer */ |
1113 | mod_timer(&cfg->escan_timeout, jiffies + | |
1114 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); | |
1115 | ||
e756af5b HM |
1116 | return 0; |
1117 | ||
1118 | scan_out: | |
c1179033 | 1119 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1120 | cfg->scan_request = NULL; |
e756af5b HM |
1121 | return err; |
1122 | } | |
1123 | ||
5b435de0 | 1124 | static s32 |
0abb5f21 | 1125 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1126 | { |
a0f472ac | 1127 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1128 | s32 err = 0; |
1129 | ||
d96b801f | 1130 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1131 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1132 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1133 | return -EIO; |
1134 | ||
a0f472ac | 1135 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1136 | |
5b435de0 | 1137 | if (err) |
57d6e91a | 1138 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1139 | |
d96b801f | 1140 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1141 | return err; |
1142 | } | |
1143 | ||
1144 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1145 | { | |
1146 | s32 err = 0; | |
1147 | ||
ac24be6f AS |
1148 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1149 | rts_threshold); | |
5b435de0 | 1150 | if (err) |
57d6e91a | 1151 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1152 | |
1153 | return err; | |
1154 | } | |
1155 | ||
1156 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1157 | { | |
1158 | s32 err = 0; | |
1159 | ||
ac24be6f AS |
1160 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1161 | frag_threshold); | |
5b435de0 | 1162 | if (err) |
57d6e91a | 1163 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1164 | |
1165 | return err; | |
1166 | } | |
1167 | ||
1168 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1169 | { | |
1170 | s32 err = 0; | |
b87e2c48 | 1171 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1172 | |
ac24be6f | 1173 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1174 | if (err) { |
57d6e91a | 1175 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1176 | return err; |
1177 | } | |
1178 | return err; | |
1179 | } | |
1180 | ||
1181 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1182 | { | |
27a68fe3 AS |
1183 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1184 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1185 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1186 | s32 err = 0; |
1187 | ||
d96b801f | 1188 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1189 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1190 | return -EIO; |
1191 | ||
1192 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1193 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1194 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1195 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1196 | if (!err) |
1197 | goto done; | |
1198 | } | |
1199 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1200 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1201 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1202 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1203 | if (!err) |
1204 | goto done; | |
1205 | } | |
1206 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1207 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1208 | cfg->conf->retry_long = wiphy->retry_long; | |
1209 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1210 | if (!err) |
1211 | goto done; | |
1212 | } | |
1213 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1214 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1215 | cfg->conf->retry_short = wiphy->retry_short; | |
1216 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1217 | if (!err) |
1218 | goto done; | |
1219 | } | |
1220 | ||
1221 | done: | |
d96b801f | 1222 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1223 | return err; |
1224 | } | |
1225 | ||
5b435de0 AS |
1226 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1227 | { | |
1228 | memset(prof, 0, sizeof(*prof)); | |
1229 | } | |
1230 | ||
9b7a0ddc AS |
1231 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1232 | { | |
1233 | u16 reason; | |
1234 | ||
1235 | switch (e->event_code) { | |
1236 | case BRCMF_E_DEAUTH: | |
1237 | case BRCMF_E_DEAUTH_IND: | |
1238 | case BRCMF_E_DISASSOC_IND: | |
1239 | reason = e->reason; | |
1240 | break; | |
1241 | case BRCMF_E_LINK: | |
1242 | default: | |
1243 | reason = 0; | |
1244 | break; | |
1245 | } | |
1246 | return reason; | |
1247 | } | |
1248 | ||
1249 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1250 | { |
61730d4d | 1251 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1252 | s32 err = 0; |
1253 | ||
d96b801f | 1254 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1255 | |
903e0eee | 1256 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1257 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1258 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1259 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1260 | if (err) { |
57d6e91a | 1261 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1262 | } |
903e0eee | 1263 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
9b7a0ddc AS |
1264 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, |
1265 | GFP_KERNEL); | |
43dffbc6 | 1266 | |
5b435de0 | 1267 | } |
903e0eee | 1268 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1269 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1270 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1271 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1272 | } |
1273 | ||
1274 | static s32 | |
1275 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1276 | struct cfg80211_ibss_params *params) | |
1277 | { | |
27a68fe3 | 1278 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1279 | struct brcmf_if *ifp = netdev_priv(ndev); |
1280 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1281 | struct brcmf_join_params join_params; |
1282 | size_t join_params_size = 0; | |
1283 | s32 err = 0; | |
1284 | s32 wsec = 0; | |
1285 | s32 bcnprd; | |
1701261d | 1286 | u16 chanspec; |
5b435de0 | 1287 | |
d96b801f | 1288 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1289 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1290 | return -EIO; |
1291 | ||
1292 | if (params->ssid) | |
16886735 | 1293 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1294 | else { |
16886735 | 1295 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1296 | return -EOPNOTSUPP; |
1297 | } | |
1298 | ||
c1179033 | 1299 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1300 | |
1301 | if (params->bssid) | |
16886735 | 1302 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1303 | else |
16886735 | 1304 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1305 | |
683b6d3b | 1306 | if (params->chandef.chan) |
16886735 AS |
1307 | brcmf_dbg(CONN, "channel: %d\n", |
1308 | params->chandef.chan->center_freq); | |
5b435de0 | 1309 | else |
16886735 | 1310 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1311 | |
1312 | if (params->channel_fixed) | |
16886735 | 1313 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1314 | else |
16886735 | 1315 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1316 | |
1317 | if (params->ie && params->ie_len) | |
16886735 | 1318 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1319 | else |
16886735 | 1320 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1321 | |
1322 | if (params->beacon_interval) | |
16886735 AS |
1323 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1324 | params->beacon_interval); | |
5b435de0 | 1325 | else |
16886735 | 1326 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1327 | |
1328 | if (params->basic_rates) | |
16886735 | 1329 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1330 | else |
16886735 | 1331 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1332 | |
1333 | if (params->privacy) | |
16886735 | 1334 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1335 | else |
16886735 | 1336 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1337 | |
1338 | /* Configure Privacy for starter */ | |
1339 | if (params->privacy) | |
1340 | wsec |= WEP_ENABLED; | |
1341 | ||
c1179033 | 1342 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1343 | if (err) { |
57d6e91a | 1344 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1345 | goto done; |
1346 | } | |
1347 | ||
1348 | /* Configure Beacon Interval for starter */ | |
1349 | if (params->beacon_interval) | |
1350 | bcnprd = params->beacon_interval; | |
1351 | else | |
1352 | bcnprd = 100; | |
1353 | ||
b87e2c48 | 1354 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1355 | if (err) { |
57d6e91a | 1356 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1357 | goto done; |
1358 | } | |
1359 | ||
1360 | /* Configure required join parameter */ | |
1361 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1362 | ||
1363 | /* SSID */ | |
6c8c4f72 AS |
1364 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1365 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1366 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1367 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1368 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1369 | |
1370 | /* BSSID */ | |
1371 | if (params->bssid) { | |
1372 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1373 | join_params_size = sizeof(join_params.ssid_le) + | |
1374 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1375 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1376 | } else { |
93803b33 JP |
1377 | eth_broadcast_addr(join_params.params_le.bssid); |
1378 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1379 | } |
1380 | ||
5b435de0 | 1381 | /* Channel */ |
683b6d3b | 1382 | if (params->chandef.chan) { |
5b435de0 AS |
1383 | u32 target_channel; |
1384 | ||
27a68fe3 | 1385 | cfg->channel = |
5b435de0 | 1386 | ieee80211_frequency_to_channel( |
683b6d3b | 1387 | params->chandef.chan->center_freq); |
5b435de0 AS |
1388 | if (params->channel_fixed) { |
1389 | /* adding chanspec */ | |
600a897d AS |
1390 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1391 | ¶ms->chandef); | |
1701261d HM |
1392 | join_params.params_le.chanspec_list[0] = |
1393 | cpu_to_le16(chanspec); | |
1394 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1395 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1396 | } |
1397 | ||
1398 | /* set channel for starter */ | |
27a68fe3 | 1399 | target_channel = cfg->channel; |
b87e2c48 | 1400 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1401 | target_channel); |
5b435de0 | 1402 | if (err) { |
57d6e91a | 1403 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1404 | goto done; |
1405 | } | |
1406 | } else | |
27a68fe3 | 1407 | cfg->channel = 0; |
5b435de0 | 1408 | |
27a68fe3 | 1409 | cfg->ibss_starter = false; |
5b435de0 AS |
1410 | |
1411 | ||
c1179033 | 1412 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1413 | &join_params, join_params_size); |
5b435de0 | 1414 | if (err) { |
57d6e91a | 1415 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1416 | goto done; |
1417 | } | |
1418 | ||
1419 | done: | |
1420 | if (err) | |
c1179033 | 1421 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1422 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1423 | return err; |
1424 | } | |
1425 | ||
1426 | static s32 | |
1427 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1428 | { | |
0abb5f21 | 1429 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1430 | |
d96b801f | 1431 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1432 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1433 | return -EIO; |
1434 | ||
9b7a0ddc | 1435 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
5b435de0 | 1436 | |
d96b801f | 1437 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1438 | |
12f32370 | 1439 | return 0; |
5b435de0 AS |
1440 | } |
1441 | ||
1442 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1443 | struct cfg80211_connect_params *sme) | |
1444 | { | |
6ac4f4ed | 1445 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1446 | struct brcmf_cfg80211_security *sec; |
1447 | s32 val = 0; | |
1448 | s32 err = 0; | |
1449 | ||
1450 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1451 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1452 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1453 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1454 | else | |
1455 | val = WPA_AUTH_DISABLED; | |
16886735 | 1456 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1457 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1458 | if (err) { |
57d6e91a | 1459 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1460 | return err; |
1461 | } | |
06bb123e | 1462 | sec = &profile->sec; |
5b435de0 AS |
1463 | sec->wpa_versions = sme->crypto.wpa_versions; |
1464 | return err; | |
1465 | } | |
1466 | ||
1467 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1468 | struct cfg80211_connect_params *sme) | |
1469 | { | |
6ac4f4ed | 1470 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1471 | struct brcmf_cfg80211_security *sec; |
1472 | s32 val = 0; | |
1473 | s32 err = 0; | |
1474 | ||
1475 | switch (sme->auth_type) { | |
1476 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1477 | val = 0; | |
16886735 | 1478 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1479 | break; |
1480 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1481 | val = 1; | |
16886735 | 1482 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1483 | break; |
1484 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1485 | val = 2; | |
16886735 | 1486 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1487 | break; |
1488 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1489 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1490 | default: |
1491 | val = 2; | |
57d6e91a | 1492 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1493 | break; |
1494 | } | |
1495 | ||
89286dc9 | 1496 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1497 | if (err) { |
57d6e91a | 1498 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1499 | return err; |
1500 | } | |
06bb123e | 1501 | sec = &profile->sec; |
5b435de0 AS |
1502 | sec->auth_type = sme->auth_type; |
1503 | return err; | |
1504 | } | |
1505 | ||
1506 | static s32 | |
87b7e9e2 DK |
1507 | brcmf_set_wsec_mode(struct net_device *ndev, |
1508 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1509 | { |
6ac4f4ed | 1510 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1511 | struct brcmf_cfg80211_security *sec; |
1512 | s32 pval = 0; | |
1513 | s32 gval = 0; | |
87b7e9e2 | 1514 | s32 wsec; |
5b435de0 AS |
1515 | s32 err = 0; |
1516 | ||
1517 | if (sme->crypto.n_ciphers_pairwise) { | |
1518 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1519 | case WLAN_CIPHER_SUITE_WEP40: | |
1520 | case WLAN_CIPHER_SUITE_WEP104: | |
1521 | pval = WEP_ENABLED; | |
1522 | break; | |
1523 | case WLAN_CIPHER_SUITE_TKIP: | |
1524 | pval = TKIP_ENABLED; | |
1525 | break; | |
1526 | case WLAN_CIPHER_SUITE_CCMP: | |
1527 | pval = AES_ENABLED; | |
1528 | break; | |
1529 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1530 | pval = AES_ENABLED; | |
1531 | break; | |
1532 | default: | |
57d6e91a AS |
1533 | brcmf_err("invalid cipher pairwise (%d)\n", |
1534 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1535 | return -EINVAL; |
1536 | } | |
1537 | } | |
1538 | if (sme->crypto.cipher_group) { | |
1539 | switch (sme->crypto.cipher_group) { | |
1540 | case WLAN_CIPHER_SUITE_WEP40: | |
1541 | case WLAN_CIPHER_SUITE_WEP104: | |
1542 | gval = WEP_ENABLED; | |
1543 | break; | |
1544 | case WLAN_CIPHER_SUITE_TKIP: | |
1545 | gval = TKIP_ENABLED; | |
1546 | break; | |
1547 | case WLAN_CIPHER_SUITE_CCMP: | |
1548 | gval = AES_ENABLED; | |
1549 | break; | |
1550 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1551 | gval = AES_ENABLED; | |
1552 | break; | |
1553 | default: | |
57d6e91a AS |
1554 | brcmf_err("invalid cipher group (%d)\n", |
1555 | sme->crypto.cipher_group); | |
5b435de0 AS |
1556 | return -EINVAL; |
1557 | } | |
1558 | } | |
1559 | ||
16886735 | 1560 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1561 | /* In case of privacy, but no security and WPS then simulate */ |
1562 | /* setting AES. WPS-2.0 allows no security */ | |
1563 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1564 | sme->privacy) | |
1565 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1566 | |
1567 | if (mfp) | |
1568 | wsec = pval | gval | MFP_CAPABLE; | |
1569 | else | |
1570 | wsec = pval | gval; | |
1571 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1572 | if (err) { |
57d6e91a | 1573 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1574 | return err; |
1575 | } | |
1576 | ||
06bb123e | 1577 | sec = &profile->sec; |
5b435de0 AS |
1578 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1579 | sec->cipher_group = sme->crypto.cipher_group; | |
1580 | ||
1581 | return err; | |
1582 | } | |
1583 | ||
1584 | static s32 | |
1585 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1586 | { | |
6ac4f4ed | 1587 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1588 | struct brcmf_cfg80211_security *sec; |
1589 | s32 val = 0; | |
1590 | s32 err = 0; | |
1591 | ||
1592 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1593 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1594 | "wpa_auth", &val); | |
5b435de0 | 1595 | if (err) { |
57d6e91a | 1596 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1597 | return err; |
1598 | } | |
1599 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1600 | switch (sme->crypto.akm_suites[0]) { | |
1601 | case WLAN_AKM_SUITE_8021X: | |
1602 | val = WPA_AUTH_UNSPECIFIED; | |
1603 | break; | |
1604 | case WLAN_AKM_SUITE_PSK: | |
1605 | val = WPA_AUTH_PSK; | |
1606 | break; | |
1607 | default: | |
57d6e91a AS |
1608 | brcmf_err("invalid cipher group (%d)\n", |
1609 | sme->crypto.cipher_group); | |
5b435de0 AS |
1610 | return -EINVAL; |
1611 | } | |
1612 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1613 | switch (sme->crypto.akm_suites[0]) { | |
1614 | case WLAN_AKM_SUITE_8021X: | |
1615 | val = WPA2_AUTH_UNSPECIFIED; | |
1616 | break; | |
1617 | case WLAN_AKM_SUITE_PSK: | |
1618 | val = WPA2_AUTH_PSK; | |
1619 | break; | |
1620 | default: | |
57d6e91a AS |
1621 | brcmf_err("invalid cipher group (%d)\n", |
1622 | sme->crypto.cipher_group); | |
5b435de0 AS |
1623 | return -EINVAL; |
1624 | } | |
1625 | } | |
1626 | ||
16886735 | 1627 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1628 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1629 | "wpa_auth", val); | |
5b435de0 | 1630 | if (err) { |
57d6e91a | 1631 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1632 | return err; |
1633 | } | |
1634 | } | |
06bb123e | 1635 | sec = &profile->sec; |
5b435de0 AS |
1636 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1637 | ||
1638 | return err; | |
1639 | } | |
1640 | ||
1641 | static s32 | |
f09d0c02 HM |
1642 | brcmf_set_sharedkey(struct net_device *ndev, |
1643 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1644 | { |
6ac4f4ed | 1645 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1646 | struct brcmf_cfg80211_security *sec; |
1647 | struct brcmf_wsec_key key; | |
1648 | s32 val; | |
1649 | s32 err = 0; | |
1650 | ||
16886735 | 1651 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1652 | |
a718e2fe RV |
1653 | if (sme->key_len == 0) |
1654 | return 0; | |
1655 | ||
06bb123e | 1656 | sec = &profile->sec; |
16886735 AS |
1657 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1658 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1659 | |
1660 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1661 | return 0; | |
1662 | ||
f09d0c02 HM |
1663 | if (!(sec->cipher_pairwise & |
1664 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1665 | return 0; | |
a718e2fe | 1666 | |
f09d0c02 HM |
1667 | memset(&key, 0, sizeof(key)); |
1668 | key.len = (u32) sme->key_len; | |
1669 | key.index = (u32) sme->key_idx; | |
1670 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1671 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1672 | return -EINVAL; |
1673 | } | |
1674 | memcpy(key.data, sme->key, key.len); | |
1675 | key.flags = BRCMF_PRIMARY_KEY; | |
1676 | switch (sec->cipher_pairwise) { | |
1677 | case WLAN_CIPHER_SUITE_WEP40: | |
1678 | key.algo = CRYPTO_ALGO_WEP1; | |
1679 | break; | |
1680 | case WLAN_CIPHER_SUITE_WEP104: | |
1681 | key.algo = CRYPTO_ALGO_WEP128; | |
1682 | break; | |
1683 | default: | |
57d6e91a AS |
1684 | brcmf_err("Invalid algorithm (%d)\n", |
1685 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1686 | return -EINVAL; |
1687 | } | |
1688 | /* Set the new key/index */ | |
16886735 AS |
1689 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1690 | key.len, key.index, key.algo); | |
1691 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1692 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1693 | if (err) |
1694 | return err; | |
1695 | ||
1696 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1697 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1698 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1699 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1700 | if (err) |
57d6e91a | 1701 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1702 | } |
1703 | return err; | |
1704 | } | |
1705 | ||
cbb1ec94 AS |
1706 | static |
1707 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1708 | enum nl80211_auth_type type) | |
1709 | { | |
c08437b4 AS |
1710 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1711 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1712 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1713 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1714 | } |
1715 | return type; | |
1716 | } | |
1717 | ||
5b435de0 AS |
1718 | static s32 |
1719 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1720 | struct cfg80211_connect_params *sme) |
5b435de0 | 1721 | { |
27a68fe3 | 1722 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1723 | struct brcmf_if *ifp = netdev_priv(ndev); |
1724 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1725 | struct ieee80211_channel *chan = sme->channel; |
1726 | struct brcmf_join_params join_params; | |
1727 | size_t join_params_size; | |
4b5800fe JB |
1728 | const struct brcmf_tlv *rsn_ie; |
1729 | const struct brcmf_vs_tlv *wpa_ie; | |
1730 | const void *ie; | |
89286dc9 HM |
1731 | u32 ie_len; |
1732 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1733 | u16 chanspec; |
5b435de0 AS |
1734 | s32 err = 0; |
1735 | ||
d96b801f | 1736 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1737 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1738 | return -EIO; |
1739 | ||
1740 | if (!sme->ssid) { | |
57d6e91a | 1741 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1742 | return -EOPNOTSUPP; |
1743 | } | |
1744 | ||
89286dc9 HM |
1745 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1746 | /* A normal (non P2P) connection request setup. */ | |
1747 | ie = NULL; | |
1748 | ie_len = 0; | |
1749 | /* find the WPA_IE */ | |
1750 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1751 | if (wpa_ie) { | |
1752 | ie = wpa_ie; | |
1753 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1754 | } else { | |
1755 | /* find the RSN_IE */ | |
4b5800fe JB |
1756 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1757 | sme->ie_len, | |
89286dc9 HM |
1758 | WLAN_EID_RSN); |
1759 | if (rsn_ie) { | |
1760 | ie = rsn_ie; | |
1761 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1762 | } | |
1763 | } | |
1764 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1765 | } | |
1766 | ||
1767 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1768 | sme->ie, sme->ie_len); | |
1769 | if (err) | |
1770 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1771 | else | |
1772 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1773 | ||
c1179033 | 1774 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1775 | |
1776 | if (chan) { | |
27a68fe3 | 1777 | cfg->channel = |
5b435de0 | 1778 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1779 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1780 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1781 | cfg->channel, chan->center_freq, chanspec); | |
1782 | } else { | |
27a68fe3 | 1783 | cfg->channel = 0; |
1701261d HM |
1784 | chanspec = 0; |
1785 | } | |
5b435de0 | 1786 | |
647c9ae0 | 1787 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1788 | |
1789 | err = brcmf_set_wpa_version(ndev, sme); | |
1790 | if (err) { | |
57d6e91a | 1791 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1792 | goto done; |
1793 | } | |
1794 | ||
cbb1ec94 | 1795 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1796 | err = brcmf_set_auth_type(ndev, sme); |
1797 | if (err) { | |
57d6e91a | 1798 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1799 | goto done; |
1800 | } | |
1801 | ||
87b7e9e2 | 1802 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1803 | if (err) { |
57d6e91a | 1804 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1805 | goto done; |
1806 | } | |
1807 | ||
1808 | err = brcmf_set_key_mgmt(ndev, sme); | |
1809 | if (err) { | |
57d6e91a | 1810 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1811 | goto done; |
1812 | } | |
1813 | ||
f09d0c02 | 1814 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1815 | if (err) { |
57d6e91a | 1816 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1817 | goto done; |
1818 | } | |
1819 | ||
89286dc9 HM |
1820 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1821 | (u32)sme->ssid_len); | |
1822 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1823 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1824 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1825 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1826 | profile->ssid.SSID_len); | |
1827 | } | |
1828 | ||
1829 | /* Join with specific BSSID and cached SSID | |
1830 | * If SSID is zero join based on BSSID only | |
1831 | */ | |
1832 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1833 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1834 | if (cfg->channel) | |
1835 | join_params_size += sizeof(u16); | |
1836 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1837 | if (ext_join_params == NULL) { | |
1838 | err = -ENOMEM; | |
1839 | goto done; | |
1840 | } | |
1841 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1842 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1843 | profile->ssid.SSID_len); | |
63dd99e6 | 1844 | |
89286dc9 HM |
1845 | /* Set up join scan parameters */ |
1846 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1847 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1848 | ||
1849 | if (sme->bssid) | |
1850 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1851 | else | |
93803b33 | 1852 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
1853 | |
1854 | if (cfg->channel) { | |
1855 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1856 | ||
1857 | ext_join_params->assoc_le.chanspec_list[0] = | |
1858 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1859 | /* Increase dwell time to receive probe response or detect |
1860 | * beacon from target AP at a noisy air only during connect | |
1861 | * command. | |
1862 | */ | |
1863 | ext_join_params->scan_le.active_time = | |
1864 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1865 | ext_join_params->scan_le.passive_time = | |
1866 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1867 | /* To sync with presence period of VSDB GO send probe request | |
1868 | * more frequently. Probe request will be stopped when it gets | |
1869 | * probe response from target AP/GO. | |
1870 | */ | |
1871 | ext_join_params->scan_le.nprobes = | |
1872 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1873 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1874 | } else { | |
1875 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1876 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1877 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1878 | } |
1879 | ||
1880 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1881 | join_params_size); | |
1882 | kfree(ext_join_params); | |
1883 | if (!err) | |
1884 | /* This is it. join command worked, we are done */ | |
1885 | goto done; | |
1886 | ||
1887 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1888 | memset(&join_params, 0, sizeof(join_params)); |
1889 | join_params_size = sizeof(join_params.ssid_le); | |
1890 | ||
6c8c4f72 | 1891 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1892 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1893 | |
89286dc9 HM |
1894 | if (sme->bssid) |
1895 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1896 | else | |
93803b33 | 1897 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 1898 | |
1701261d HM |
1899 | if (cfg->channel) { |
1900 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1901 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1902 | join_params_size += sizeof(join_params.params_le); | |
1903 | } | |
c1179033 | 1904 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1905 | &join_params, join_params_size); |
5b435de0 | 1906 | if (err) |
89286dc9 | 1907 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1908 | |
1909 | done: | |
1910 | if (err) | |
c1179033 | 1911 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1912 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1913 | return err; |
1914 | } | |
1915 | ||
1916 | static s32 | |
1917 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1918 | u16 reason_code) | |
1919 | { | |
0abb5f21 AS |
1920 | struct brcmf_if *ifp = netdev_priv(ndev); |
1921 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1922 | struct brcmf_scb_val_le scbval; |
1923 | s32 err = 0; | |
1924 | ||
d96b801f | 1925 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1926 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1927 | return -EIO; |
1928 | ||
c1179033 | 1929 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1930 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
43dffbc6 | 1931 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1932 | |
06bb123e | 1933 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1934 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1935 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1936 | &scbval, sizeof(scbval)); |
5b435de0 | 1937 | if (err) |
57d6e91a | 1938 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1939 | |
d96b801f | 1940 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1941 | return err; |
1942 | } | |
1943 | ||
1944 | static s32 | |
c8442118 | 1945 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1946 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1947 | { |
1948 | ||
27a68fe3 | 1949 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1950 | struct net_device *ndev = cfg_to_ndev(cfg); |
1951 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1952 | u16 txpwrmw; |
1953 | s32 err = 0; | |
1954 | s32 disable = 0; | |
d3f31134 | 1955 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1956 | |
d96b801f | 1957 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1958 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1959 | return -EIO; |
1960 | ||
1961 | switch (type) { | |
1962 | case NL80211_TX_POWER_AUTOMATIC: | |
1963 | break; | |
1964 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1965 | case NL80211_TX_POWER_FIXED: |
1966 | if (dbm < 0) { | |
57d6e91a | 1967 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1968 | err = -EINVAL; |
1969 | goto done; | |
1970 | } | |
1971 | break; | |
1972 | } | |
1973 | /* Make sure radio is off or on as far as software is concerned */ | |
1974 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1975 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1976 | if (err) |
57d6e91a | 1977 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1978 | |
1979 | if (dbm > 0xffff) | |
1980 | txpwrmw = 0xffff; | |
1981 | else | |
1982 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1983 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1984 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1985 | if (err) |
57d6e91a | 1986 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1987 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1988 | |
1989 | done: | |
d96b801f | 1990 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1991 | return err; |
1992 | } | |
1993 | ||
c8442118 JB |
1994 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1995 | struct wireless_dev *wdev, | |
1996 | s32 *dbm) | |
5b435de0 | 1997 | { |
27a68fe3 | 1998 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1999 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
2000 | s32 txpwrdbm; |
2001 | u8 result; | |
2002 | s32 err = 0; | |
2003 | ||
d96b801f | 2004 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2005 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2006 | return -EIO; |
2007 | ||
0abb5f21 | 2008 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 2009 | if (err) { |
57d6e91a | 2010 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2011 | goto done; |
2012 | } | |
2013 | ||
2014 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 2015 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
2016 | |
2017 | done: | |
d96b801f | 2018 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2019 | return err; |
2020 | } | |
2021 | ||
2022 | static s32 | |
2023 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
2024 | u8 key_idx, bool unicast, bool multicast) | |
2025 | { | |
0abb5f21 | 2026 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2027 | u32 index; |
2028 | u32 wsec; | |
2029 | s32 err = 0; | |
2030 | ||
d96b801f | 2031 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2032 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2033 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2034 | return -EIO; |
2035 | ||
0abb5f21 | 2036 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2037 | if (err) { |
57d6e91a | 2038 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2039 | goto done; |
2040 | } | |
2041 | ||
2042 | if (wsec & WEP_ENABLED) { | |
2043 | /* Just select a new current key */ | |
2044 | index = key_idx; | |
0abb5f21 | 2045 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2046 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2047 | if (err) |
57d6e91a | 2048 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2049 | } |
2050 | done: | |
d96b801f | 2051 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2052 | return err; |
2053 | } | |
2054 | ||
2055 | static s32 | |
2056 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2057 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2058 | { | |
992f6068 | 2059 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2060 | struct brcmf_wsec_key key; |
5b435de0 | 2061 | s32 err = 0; |
992f6068 | 2062 | u8 keybuf[8]; |
5b435de0 AS |
2063 | |
2064 | memset(&key, 0, sizeof(key)); | |
2065 | key.index = (u32) key_idx; | |
2066 | /* Instead of bcast for ea address for default wep keys, | |
2067 | driver needs it to be Null */ | |
2068 | if (!is_multicast_ether_addr(mac_addr)) | |
2069 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2070 | key.len = (u32) params->key_len; | |
2071 | /* check for key index change */ | |
2072 | if (key.len == 0) { | |
2073 | /* key delete */ | |
118eb304 | 2074 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2075 | if (err) |
57d6e91a | 2076 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2077 | } else { |
2078 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2079 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2080 | return -EINVAL; |
2081 | } | |
2082 | ||
16886735 | 2083 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2084 | memcpy(key.data, params->key, key.len); |
2085 | ||
967fe2c8 | 2086 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2087 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2088 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2089 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2090 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2091 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2092 | } | |
2093 | ||
2094 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2095 | if (params->seq && params->seq_len == 6) { | |
2096 | /* rx iv */ | |
2097 | u8 *ivptr; | |
2098 | ivptr = (u8 *) params->seq; | |
2099 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2100 | (ivptr[3] << 8) | ivptr[2]; | |
2101 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2102 | key.iv_initialized = true; | |
2103 | } | |
2104 | ||
2105 | switch (params->cipher) { | |
2106 | case WLAN_CIPHER_SUITE_WEP40: | |
2107 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2108 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2109 | break; |
2110 | case WLAN_CIPHER_SUITE_WEP104: | |
2111 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2112 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2113 | break; |
2114 | case WLAN_CIPHER_SUITE_TKIP: | |
2115 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2116 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2117 | break; |
2118 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2119 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2120 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2121 | break; |
2122 | case WLAN_CIPHER_SUITE_CCMP: | |
2123 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2124 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2125 | break; |
2126 | default: | |
57d6e91a | 2127 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2128 | return -EINVAL; |
2129 | } | |
118eb304 | 2130 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2131 | if (err) |
57d6e91a | 2132 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2133 | } |
2134 | return err; | |
2135 | } | |
2136 | ||
2137 | static s32 | |
2138 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2139 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2140 | struct key_params *params) | |
2141 | { | |
0abb5f21 | 2142 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2143 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2144 | s32 val; |
2145 | s32 wsec; | |
2146 | s32 err = 0; | |
2147 | u8 keybuf[8]; | |
2148 | ||
d96b801f | 2149 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2150 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2151 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2152 | return -EIO; |
2153 | ||
118eb304 HM |
2154 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2155 | /* we ignore this key index in this case */ | |
2156 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2157 | return -EINVAL; | |
2158 | } | |
2159 | ||
787eb033 DK |
2160 | if (mac_addr && |
2161 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2162 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2163 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2164 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2165 | } | |
5b435de0 | 2166 | |
118eb304 HM |
2167 | key = &ifp->vif->profile.key[key_idx]; |
2168 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2169 | |
118eb304 HM |
2170 | if (params->key_len > sizeof(key->data)) { |
2171 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2172 | err = -EINVAL; |
2173 | goto done; | |
2174 | } | |
118eb304 HM |
2175 | key->len = params->key_len; |
2176 | key->index = key_idx; | |
5b435de0 | 2177 | |
118eb304 HM |
2178 | memcpy(key->data, params->key, key->len); |
2179 | ||
2180 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2181 | switch (params->cipher) { |
2182 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2183 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2184 | val = WEP_ENABLED; |
16886735 | 2185 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2186 | break; |
2187 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2188 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2189 | val = WEP_ENABLED; |
16886735 | 2190 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2191 | break; |
2192 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2193 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2194 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2195 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2196 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2197 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2198 | } |
118eb304 | 2199 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2200 | val = TKIP_ENABLED; |
16886735 | 2201 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2202 | break; |
2203 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2204 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2205 | val = AES_ENABLED; |
16886735 | 2206 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2207 | break; |
2208 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2209 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2210 | val = AES_ENABLED; |
16886735 | 2211 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2212 | break; |
2213 | default: | |
57d6e91a | 2214 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2215 | err = -EINVAL; |
2216 | goto done; | |
2217 | } | |
2218 | ||
118eb304 | 2219 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2220 | if (err) |
2221 | goto done; | |
2222 | ||
0abb5f21 | 2223 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2224 | if (err) { |
57d6e91a | 2225 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2226 | goto done; |
2227 | } | |
5b435de0 | 2228 | wsec |= val; |
0abb5f21 | 2229 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2230 | if (err) { |
57d6e91a | 2231 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2232 | goto done; |
2233 | } | |
2234 | ||
5b435de0 | 2235 | done: |
d96b801f | 2236 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2237 | return err; |
2238 | } | |
2239 | ||
2240 | static s32 | |
2241 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2242 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2243 | { | |
0abb5f21 | 2244 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2245 | struct brcmf_wsec_key key; |
2246 | s32 err = 0; | |
5b435de0 | 2247 | |
d96b801f | 2248 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2249 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2250 | return -EIO; |
2251 | ||
118eb304 | 2252 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2253 | /* we ignore this key index in this case */ |
256c374f HM |
2254 | return -EINVAL; |
2255 | } | |
2256 | ||
5b435de0 AS |
2257 | memset(&key, 0, sizeof(key)); |
2258 | ||
2259 | key.index = (u32) key_idx; | |
2260 | key.flags = BRCMF_PRIMARY_KEY; | |
2261 | key.algo = CRYPTO_ALGO_OFF; | |
2262 | ||
16886735 | 2263 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2264 | |
2265 | /* Set the new key/index */ | |
118eb304 | 2266 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2267 | |
d96b801f | 2268 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2269 | return err; |
2270 | } | |
2271 | ||
2272 | static s32 | |
2273 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2274 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2275 | void (*callback) (void *cookie, struct key_params * params)) | |
2276 | { | |
2277 | struct key_params params; | |
0abb5f21 AS |
2278 | struct brcmf_if *ifp = netdev_priv(ndev); |
2279 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2280 | struct brcmf_cfg80211_security *sec; |
2281 | s32 wsec; | |
2282 | s32 err = 0; | |
2283 | ||
d96b801f | 2284 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2285 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2286 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2287 | return -EIO; |
2288 | ||
2289 | memset(¶ms, 0, sizeof(params)); | |
2290 | ||
0abb5f21 | 2291 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2292 | if (err) { |
57d6e91a | 2293 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2294 | /* Ignore this error, may happen during DISASSOC */ |
2295 | err = -EAGAIN; | |
2296 | goto done; | |
2297 | } | |
c5bf53a8 | 2298 | if (wsec & WEP_ENABLED) { |
06bb123e | 2299 | sec = &profile->sec; |
5b435de0 AS |
2300 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2301 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2302 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2303 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2304 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2305 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2306 | } |
c5bf53a8 | 2307 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2308 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2309 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2310 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2311 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2312 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2313 | } else { |
57d6e91a | 2314 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2315 | err = -EINVAL; |
2316 | goto done; | |
2317 | } | |
2318 | callback(cookie, ¶ms); | |
2319 | ||
2320 | done: | |
d96b801f | 2321 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2322 | return err; |
2323 | } | |
2324 | ||
2325 | static s32 | |
2326 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2327 | struct net_device *ndev, u8 key_idx) | |
2328 | { | |
647c9ae0 | 2329 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2330 | |
2331 | return -EOPNOTSUPP; | |
2332 | } | |
2333 | ||
118eb304 HM |
2334 | static void |
2335 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2336 | { | |
2337 | s32 err; | |
2338 | u8 key_idx; | |
2339 | struct brcmf_wsec_key *key; | |
2340 | s32 wsec; | |
2341 | ||
2342 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2343 | key = &ifp->vif->profile.key[key_idx]; | |
2344 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2345 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2346 | break; | |
2347 | } | |
2348 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2349 | return; | |
2350 | ||
2351 | err = send_key_to_dongle(ifp, key); | |
2352 | if (err) { | |
2353 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2354 | return; | |
2355 | } | |
2356 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2357 | if (err) { | |
2358 | brcmf_err("get wsec error (%d)\n", err); | |
2359 | return; | |
2360 | } | |
2361 | wsec |= WEP_ENABLED; | |
2362 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2363 | if (err) | |
2364 | brcmf_err("set wsec error (%d)\n", err); | |
2365 | } | |
2366 | ||
5b435de0 AS |
2367 | static s32 |
2368 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2369 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2370 | { |
0abb5f21 AS |
2371 | struct brcmf_if *ifp = netdev_priv(ndev); |
2372 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2373 | struct brcmf_scb_val_le scb_val; |
2374 | int rssi; | |
2375 | s32 rate; | |
2376 | s32 err = 0; | |
06bb123e | 2377 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2378 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2379 | u32 beacon_period; |
2380 | u32 dtim_period; | |
5b435de0 | 2381 | |
d96b801f | 2382 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2383 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2384 | return -EIO; |
2385 | ||
967fe2c8 | 2386 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2387 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2388 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2389 | &sta_info_le, |
81f5dcb8 | 2390 | sizeof(sta_info_le)); |
1a873342 | 2391 | if (err < 0) { |
57d6e91a | 2392 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2393 | goto done; |
2394 | } | |
319090bf | 2395 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); |
81f5dcb8 HM |
2396 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2397 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
319090bf | 2398 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); |
81f5dcb8 | 2399 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2400 | } |
d96b801f AS |
2401 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2402 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2403 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2404 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2405 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2406 | mac, bssid); | |
1a873342 HM |
2407 | err = -ENOENT; |
2408 | goto done; | |
2409 | } | |
2410 | /* Report the current tx rate */ | |
89286dc9 | 2411 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2412 | if (err) { |
57d6e91a | 2413 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2414 | goto done; |
7f6c562d | 2415 | } else { |
319090bf | 2416 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
1a873342 | 2417 | sinfo->txrate.legacy = rate * 5; |
16886735 | 2418 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2419 | } |
5b435de0 | 2420 | |
c1179033 AS |
2421 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2422 | &ifp->vif->sme_state)) { | |
1a873342 | 2423 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2424 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2425 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2426 | if (err) { |
57d6e91a | 2427 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2428 | goto done; |
2429 | } else { | |
2430 | rssi = le32_to_cpu(scb_val.val); | |
319090bf | 2431 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); |
1a873342 | 2432 | sinfo->signal = rssi; |
16886735 | 2433 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2434 | } |
9ee66d1b HM |
2435 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2436 | &beacon_period); | |
2437 | if (err) { | |
2438 | brcmf_err("Could not get beacon period (%d)\n", | |
2439 | err); | |
2440 | goto done; | |
2441 | } else { | |
2442 | sinfo->bss_param.beacon_interval = | |
2443 | beacon_period; | |
2444 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2445 | beacon_period); | |
2446 | } | |
2447 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2448 | &dtim_period); | |
2449 | if (err) { | |
2450 | brcmf_err("Could not get DTIM period (%d)\n", | |
2451 | err); | |
2452 | goto done; | |
2453 | } else { | |
2454 | sinfo->bss_param.dtim_period = dtim_period; | |
2455 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2456 | dtim_period); | |
2457 | } | |
319090bf | 2458 | sinfo->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); |
1a873342 HM |
2459 | } |
2460 | } else | |
2461 | err = -EPERM; | |
5b435de0 | 2462 | done: |
d96b801f | 2463 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2464 | return err; |
2465 | } | |
2466 | ||
2467 | static s32 | |
2468 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2469 | bool enabled, s32 timeout) | |
2470 | { | |
2471 | s32 pm; | |
2472 | s32 err = 0; | |
27a68fe3 | 2473 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2474 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2475 | |
d96b801f | 2476 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2477 | |
2478 | /* | |
2479 | * Powersave enable/disable request is coming from the | |
2480 | * cfg80211 even before the interface is up. In that | |
2481 | * scenario, driver will be storing the power save | |
27a68fe3 | 2482 | * preference in cfg struct to apply this to |
5b435de0 AS |
2483 | * FW later while initializing the dongle |
2484 | */ | |
27a68fe3 | 2485 | cfg->pwr_save = enabled; |
ce81e317 | 2486 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2487 | |
647c9ae0 | 2488 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2489 | goto done; |
2490 | } | |
2491 | ||
2492 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2493 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2494 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2495 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2496 | pm = PM_OFF; | |
2497 | } | |
647c9ae0 | 2498 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2499 | |
c1179033 | 2500 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2501 | if (err) { |
2502 | if (err == -ENODEV) | |
57d6e91a | 2503 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2504 | else |
57d6e91a | 2505 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2506 | } |
2507 | done: | |
d96b801f | 2508 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2509 | return err; |
2510 | } | |
2511 | ||
27a68fe3 | 2512 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2513 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2514 | { |
27a68fe3 | 2515 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2516 | struct ieee80211_channel *notify_channel; |
2517 | struct cfg80211_bss *bss; | |
2518 | struct ieee80211_supported_band *band; | |
83cf17aa | 2519 | struct brcmu_chan ch; |
5b435de0 AS |
2520 | u16 channel; |
2521 | u32 freq; | |
5b435de0 AS |
2522 | u16 notify_capability; |
2523 | u16 notify_interval; | |
2524 | u8 *notify_ie; | |
2525 | size_t notify_ielen; | |
2526 | s32 notify_signal; | |
2527 | ||
2528 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2529 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2530 | return 0; |
2531 | } | |
2532 | ||
83cf17aa FL |
2533 | if (!bi->ctl_ch) { |
2534 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2535 | cfg->d11inf.decchspec(&ch); | |
2536 | bi->ctl_ch = ch.chnum; | |
2537 | } | |
2538 | channel = bi->ctl_ch; | |
5b435de0 AS |
2539 | |
2540 | if (channel <= CH_MAX_2G_CHANNEL) | |
2541 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2542 | else | |
2543 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2544 | ||
2545 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2546 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2547 | ||
5b435de0 AS |
2548 | notify_capability = le16_to_cpu(bi->capability); |
2549 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2550 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2551 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2552 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2553 | ||
16886735 AS |
2554 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2555 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2556 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2557 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2558 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2559 | |
5bc8c1f2 JB |
2560 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2561 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2562 | (const u8 *)bi->BSSID, | |
2563 | 0, notify_capability, | |
2564 | notify_interval, notify_ie, | |
2565 | notify_ielen, notify_signal, | |
2566 | GFP_KERNEL); | |
5b435de0 | 2567 | |
e78946e1 FL |
2568 | if (!bss) |
2569 | return -ENOMEM; | |
2570 | ||
5b112d3d | 2571 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2572 | |
12f32370 | 2573 | return 0; |
5b435de0 AS |
2574 | } |
2575 | ||
6f09be0a RV |
2576 | static struct brcmf_bss_info_le * |
2577 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2578 | { | |
2579 | if (bss == NULL) | |
2580 | return list->bss_info_le; | |
2581 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2582 | le32_to_cpu(bss->length)); | |
2583 | } | |
2584 | ||
27a68fe3 | 2585 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2586 | { |
2587 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2588 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2589 | s32 err = 0; |
2590 | int i; | |
2591 | ||
ef8596e1 | 2592 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2593 | if (bss_list->count != 0 && |
2594 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2595 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2596 | bss_list->version); | |
5b435de0 AS |
2597 | return -EOPNOTSUPP; |
2598 | } | |
4e8a008e | 2599 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2600 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2601 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2602 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2603 | if (err) |
2604 | break; | |
2605 | } | |
2606 | return err; | |
2607 | } | |
2608 | ||
27a68fe3 | 2609 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2610 | struct net_device *ndev, const u8 *bssid) |
2611 | { | |
27a68fe3 | 2612 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2613 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2614 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2615 | struct ieee80211_supported_band *band; |
e78946e1 | 2616 | struct cfg80211_bss *bss; |
83cf17aa | 2617 | struct brcmu_chan ch; |
5b435de0 AS |
2618 | u8 *buf = NULL; |
2619 | s32 err = 0; | |
5b435de0 | 2620 | u32 freq; |
5b435de0 AS |
2621 | u16 notify_capability; |
2622 | u16 notify_interval; | |
2623 | u8 *notify_ie; | |
2624 | size_t notify_ielen; | |
2625 | s32 notify_signal; | |
2626 | ||
d96b801f | 2627 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2628 | |
2629 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2630 | if (buf == NULL) { | |
2631 | err = -ENOMEM; | |
2632 | goto CleanUp; | |
2633 | } | |
2634 | ||
2635 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2636 | ||
ac24be6f AS |
2637 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2638 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2639 | if (err) { |
57d6e91a | 2640 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2641 | goto CleanUp; |
2642 | } | |
2643 | ||
d34bf64f | 2644 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2645 | |
83cf17aa FL |
2646 | ch.chspec = le16_to_cpu(bi->chanspec); |
2647 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2648 | |
83cf17aa | 2649 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2650 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2651 | else | |
2652 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2653 | ||
83cf17aa | 2654 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2655 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2656 | ||
5b435de0 AS |
2657 | notify_capability = le16_to_cpu(bi->capability); |
2658 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2659 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2660 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2661 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2662 | ||
83cf17aa | 2663 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2664 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2665 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2666 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2667 | |
5bc8c1f2 JB |
2668 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2669 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2670 | notify_capability, notify_interval, | |
2671 | notify_ie, notify_ielen, notify_signal, | |
2672 | GFP_KERNEL); | |
5b435de0 | 2673 | |
e78946e1 FL |
2674 | if (!bss) { |
2675 | err = -ENOMEM; | |
2676 | goto CleanUp; | |
2677 | } | |
2678 | ||
5b112d3d | 2679 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2680 | |
5b435de0 AS |
2681 | CleanUp: |
2682 | ||
2683 | kfree(buf); | |
2684 | ||
d96b801f | 2685 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2686 | |
2687 | return err; | |
2688 | } | |
2689 | ||
89286dc9 HM |
2690 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2691 | struct brcmf_if *ifp) | |
1a873342 | 2692 | { |
89286dc9 | 2693 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2694 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2695 | struct brcmf_ssid *ssid; |
4b5800fe | 2696 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2697 | u16 beacon_interval; |
2698 | u8 dtim_period; | |
2699 | size_t ie_len; | |
2700 | u8 *ie; | |
2701 | s32 err = 0; | |
2702 | ||
d96b801f | 2703 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2704 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2705 | return err; |
2706 | ||
06bb123e | 2707 | ssid = &profile->ssid; |
5b435de0 | 2708 | |
27a68fe3 | 2709 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2710 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2711 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2712 | if (err) { |
57d6e91a | 2713 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2714 | goto update_bss_info_out; |
2715 | } | |
2716 | ||
27a68fe3 AS |
2717 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2718 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2719 | if (err) |
2720 | goto update_bss_info_out; | |
2721 | ||
2722 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2723 | ie_len = le32_to_cpu(bi->ie_length); | |
2724 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2725 | ||
f8e4b412 | 2726 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2727 | if (tim) |
2728 | dtim_period = tim->data[1]; | |
2729 | else { | |
2730 | /* | |
2731 | * active scan was done so we could not get dtim | |
2732 | * information out of probe response. | |
2733 | * so we speficially query dtim information to dongle. | |
2734 | */ | |
2735 | u32 var; | |
ac24be6f | 2736 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2737 | if (err) { |
57d6e91a | 2738 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2739 | goto update_bss_info_out; |
2740 | } | |
2741 | dtim_period = (u8)var; | |
2742 | } | |
2743 | ||
5b435de0 | 2744 | update_bss_info_out: |
d96b801f | 2745 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2746 | return err; |
2747 | } | |
2748 | ||
18e2f61d | 2749 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2750 | { |
27a68fe3 | 2751 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2752 | |
c1179033 | 2753 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2754 | if (cfg->scan_request) { |
108a4bee | 2755 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2756 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2757 | } |
c1179033 AS |
2758 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2759 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2760 | } |
2761 | ||
e756af5b HM |
2762 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2763 | { | |
27a68fe3 AS |
2764 | struct brcmf_cfg80211_info *cfg = |
2765 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2766 | escan_timeout_work); |
2767 | ||
ef8596e1 | 2768 | brcmf_inform_bss(cfg); |
a0f472ac | 2769 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2770 | } |
2771 | ||
2772 | static void brcmf_escan_timeout(unsigned long data) | |
2773 | { | |
27a68fe3 AS |
2774 | struct brcmf_cfg80211_info *cfg = |
2775 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2776 | |
27a68fe3 | 2777 | if (cfg->scan_request) { |
57d6e91a | 2778 | brcmf_err("timer expired\n"); |
f0799895 | 2779 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2780 | } |
2781 | } | |
2782 | ||
2783 | static s32 | |
83cf17aa FL |
2784 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2785 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2786 | struct brcmf_bss_info_le *bss_info_le) |
2787 | { | |
83cf17aa FL |
2788 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2789 | ||
2790 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2791 | cfg->d11inf.decchspec(&ch_bss); | |
2792 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2793 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2794 | ||
e756af5b | 2795 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2796 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2797 | bss_info_le->SSID_len == bss->SSID_len && |
2798 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2799 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2800 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2801 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2802 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2803 | ||
e756af5b HM |
2804 | /* preserve max RSSI if the measurements are |
2805 | * both on-channel or both off-channel | |
2806 | */ | |
029591f3 | 2807 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2808 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2809 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2810 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2811 | /* preserve the on-channel rssi measurement |
2812 | * if the new measurement is off channel | |
2813 | */ | |
2814 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2815 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2816 | } |
2817 | return 1; | |
2818 | } | |
2819 | return 0; | |
2820 | } | |
2821 | ||
2822 | static s32 | |
1993732e | 2823 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2824 | const struct brcmf_event_msg *e, void *data) |
2825 | { | |
1993732e | 2826 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2827 | s32 status; |
e756af5b HM |
2828 | struct brcmf_escan_result_le *escan_result_le; |
2829 | struct brcmf_bss_info_le *bss_info_le; | |
2830 | struct brcmf_bss_info_le *bss = NULL; | |
2831 | u32 bi_length; | |
2832 | struct brcmf_scan_results *list; | |
2833 | u32 i; | |
97ed15c7 | 2834 | bool aborted; |
e756af5b | 2835 | |
5c36b99a | 2836 | status = e->status; |
e756af5b | 2837 | |
a0f472ac AS |
2838 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2839 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2840 | return -EPERM; |
2841 | } | |
2842 | ||
2843 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2844 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2845 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2846 | if (!escan_result_le) { | |
57d6e91a | 2847 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2848 | goto exit; |
2849 | } | |
e756af5b | 2850 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2851 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2852 | escan_result_le->bss_count); | |
e756af5b HM |
2853 | goto exit; |
2854 | } | |
2855 | bss_info_le = &escan_result_le->bss_info_le; | |
2856 | ||
6eda4e2c HM |
2857 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2858 | goto exit; | |
2859 | ||
2860 | if (!cfg->scan_request) { | |
2861 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2862 | goto exit; | |
2863 | } | |
2864 | ||
e756af5b HM |
2865 | bi_length = le32_to_cpu(bss_info_le->length); |
2866 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2867 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2868 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2869 | bi_length); | |
e756af5b HM |
2870 | goto exit; |
2871 | } | |
2872 | ||
27a68fe3 | 2873 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2874 | BIT(NL80211_IFTYPE_ADHOC))) { |
2875 | if (le16_to_cpu(bss_info_le->capability) & | |
2876 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2877 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2878 | goto exit; |
2879 | } | |
2880 | } | |
2881 | ||
2882 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2883 | cfg->escan_info.escan_buf; |
e756af5b | 2884 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2885 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2886 | goto exit; |
2887 | } | |
2888 | ||
2889 | for (i = 0; i < list->count; i++) { | |
2890 | bss = bss ? (struct brcmf_bss_info_le *) | |
2891 | ((unsigned char *)bss + | |
2892 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2893 | if (brcmf_compare_update_same_bss(cfg, bss, |
2894 | bss_info_le)) | |
e756af5b HM |
2895 | goto exit; |
2896 | } | |
27a68fe3 | 2897 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2898 | bss_info_le, bi_length); |
2899 | list->version = le32_to_cpu(bss_info_le->version); | |
2900 | list->buflen += bi_length; | |
2901 | list->count++; | |
2902 | } else { | |
27a68fe3 | 2903 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2904 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2905 | goto exit; | |
27a68fe3 | 2906 | if (cfg->scan_request) { |
27a68fe3 | 2907 | brcmf_inform_bss(cfg); |
97ed15c7 | 2908 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 2909 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 2910 | } else |
6eda4e2c HM |
2911 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2912 | status); | |
e756af5b HM |
2913 | } |
2914 | exit: | |
12f32370 | 2915 | return 0; |
e756af5b HM |
2916 | } |
2917 | ||
27a68fe3 | 2918 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2919 | { |
5c36b99a AS |
2920 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2921 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2922 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2923 | /* Init scan_timeout timer */ | |
2924 | init_timer(&cfg->escan_timeout); | |
2925 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2926 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2927 | INIT_WORK(&cfg->escan_timeout_work, | |
2928 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2929 | } |
2930 | ||
5addc0de | 2931 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2932 | { |
2933 | if (ms < 1000 / HZ) { | |
2934 | cond_resched(); | |
2935 | mdelay(ms); | |
2936 | } else { | |
2937 | msleep(ms); | |
2938 | } | |
2939 | } | |
2940 | ||
b9a82f89 HM |
2941 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
2942 | u8 *pattern, u32 patternsize, u8 *mask, | |
2943 | u32 packet_offset) | |
2944 | { | |
2945 | struct brcmf_fil_wowl_pattern_le *filter; | |
2946 | u32 masksize; | |
2947 | u32 patternoffset; | |
2948 | u8 *buf; | |
2949 | u32 bufsize; | |
2950 | s32 ret; | |
2951 | ||
2952 | masksize = (patternsize + 7) / 8; | |
2953 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
2954 | ||
2955 | bufsize = sizeof(*filter) + patternsize + masksize; | |
2956 | buf = kzalloc(bufsize, GFP_KERNEL); | |
2957 | if (!buf) | |
2958 | return -ENOMEM; | |
2959 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
2960 | ||
2961 | memcpy(filter->cmd, cmd, 4); | |
2962 | filter->masksize = cpu_to_le32(masksize); | |
2963 | filter->offset = cpu_to_le32(packet_offset); | |
2964 | filter->patternoffset = cpu_to_le32(patternoffset); | |
2965 | filter->patternsize = cpu_to_le32(patternsize); | |
2966 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
2967 | ||
2968 | if ((mask) && (masksize)) | |
2969 | memcpy(buf + sizeof(*filter), mask, masksize); | |
2970 | if ((pattern) && (patternsize)) | |
2971 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
2972 | ||
2973 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
2974 | ||
2975 | kfree(buf); | |
2976 | return ret; | |
2977 | } | |
2978 | ||
5b435de0 AS |
2979 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
2980 | { | |
4eb3af7c HM |
2981 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2982 | struct net_device *ndev = cfg_to_ndev(cfg); | |
2983 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2984 | ||
d96b801f | 2985 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2986 | |
4eb3af7c | 2987 | if (cfg->wowl_enabled) { |
b9a82f89 | 2988 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c HM |
2989 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
2990 | cfg->pre_wowl_pmmode); | |
4eb3af7c | 2991 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); |
b9a82f89 | 2992 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); |
4eb3af7c HM |
2993 | cfg->wowl_enabled = false; |
2994 | } | |
5b435de0 AS |
2995 | return 0; |
2996 | } | |
2997 | ||
4eb3af7c HM |
2998 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
2999 | struct brcmf_if *ifp, | |
3000 | struct cfg80211_wowlan *wowl) | |
3001 | { | |
3002 | u32 wowl_config; | |
b9a82f89 | 3003 | u32 i; |
4eb3af7c HM |
3004 | |
3005 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3006 | ||
b9a82f89 | 3007 | brcmf_configure_arp_offload(ifp, false); |
4eb3af7c HM |
3008 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); |
3009 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); | |
3010 | ||
3011 | wowl_config = 0; | |
3012 | if (wowl->disconnect) | |
b9a82f89 | 3013 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3014 | if (wowl->magic_pkt) |
b9a82f89 HM |
3015 | wowl_config |= BRCMF_WOWL_MAGIC; |
3016 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3017 | wowl_config |= BRCMF_WOWL_NET; | |
3018 | for (i = 0; i < wowl->n_patterns; i++) { | |
3019 | brcmf_config_wowl_pattern(ifp, "add", | |
3020 | (u8 *)wowl->patterns[i].pattern, | |
3021 | wowl->patterns[i].pattern_len, | |
3022 | (u8 *)wowl->patterns[i].mask, | |
3023 | wowl->patterns[i].pkt_offset); | |
3024 | } | |
3025 | } | |
4eb3af7c HM |
3026 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3027 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3028 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3029 | cfg->wowl_enabled = true; | |
3030 | } | |
3031 | ||
5b435de0 | 3032 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3033 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3034 | { |
27a68fe3 AS |
3035 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3036 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3037 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3038 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3039 | |
d96b801f | 3040 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3041 | |
4eb3af7c | 3042 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3043 | * we can do but pray resume goes smoothly. |
5b435de0 | 3044 | */ |
4eb3af7c | 3045 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3046 | goto exit; |
5b435de0 | 3047 | |
7d641072 AS |
3048 | /* end any scanning */ |
3049 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3050 | brcmf_abort_scanning(cfg); |
5b435de0 | 3051 | |
4eb3af7c HM |
3052 | if (wowl == NULL) { |
3053 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3054 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3055 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3056 | continue; | |
3057 | /* While going to suspend if associated with AP | |
3058 | * disassociate from AP to save power while system is | |
3059 | * in suspended state | |
3060 | */ | |
9b7a0ddc | 3061 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3062 | /* Make sure WPA_Supplicant receives all the event |
3063 | * generated due to DISASSOC call to the fw to keep | |
3064 | * the state fw and WPA_Supplicant state consistent | |
3065 | */ | |
3066 | brcmf_delay(500); | |
3067 | } | |
3068 | /* Configure MPC */ | |
3069 | brcmf_set_mpc(ifp, 1); | |
3070 | ||
3071 | } else { | |
3072 | /* Configure WOWL paramaters */ | |
3073 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3074 | } | |
5b435de0 | 3075 | |
7d641072 | 3076 | exit: |
d96b801f | 3077 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3078 | /* clear any scanning activity */ |
3079 | cfg->scan_status = 0; | |
5b435de0 AS |
3080 | return 0; |
3081 | } | |
3082 | ||
5b435de0 AS |
3083 | static __used s32 |
3084 | brcmf_update_pmklist(struct net_device *ndev, | |
3085 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3086 | { | |
3087 | int i, j; | |
c15d789e | 3088 | u32 pmkid_len; |
5b435de0 | 3089 | |
40c8e95a AS |
3090 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3091 | ||
16886735 | 3092 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 3093 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
3094 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
3095 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 3096 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
3097 | brcmf_dbg(CONN, "%02x\n", |
3098 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
3099 | } |
3100 | ||
3101 | if (!err) | |
ac24be6f AS |
3102 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3103 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3104 | |
3105 | return err; | |
3106 | } | |
3107 | ||
3108 | static s32 | |
3109 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3110 | struct cfg80211_pmksa *pmksa) | |
3111 | { | |
27a68fe3 | 3112 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3113 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3114 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 | 3115 | s32 err = 0; |
c15d789e | 3116 | u32 pmkid_len, i; |
5b435de0 | 3117 | |
d96b801f | 3118 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3119 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3120 | return -EIO; |
3121 | ||
40c8e95a AS |
3122 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3123 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3124 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3125 | break; | |
3126 | if (i < WL_NUM_PMKIDS_MAX) { | |
3127 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3128 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3129 | if (i == pmkid_len) { |
3130 | pmkid_len++; | |
3131 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3132 | } | |
5b435de0 AS |
3133 | } else |
3134 | err = -EINVAL; | |
3135 | ||
16886735 AS |
3136 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
3137 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 3138 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3139 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3140 | |
27a68fe3 | 3141 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3142 | |
d96b801f | 3143 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3144 | return err; |
3145 | } | |
3146 | ||
3147 | static s32 | |
3148 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3149 | struct cfg80211_pmksa *pmksa) | |
3150 | { | |
27a68fe3 | 3151 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3152 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3153 | struct pmkid_list pmkid; |
3154 | s32 err = 0; | |
c15d789e | 3155 | u32 pmkid_len, i; |
5b435de0 | 3156 | |
d96b801f | 3157 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3158 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3159 | return -EIO; |
3160 | ||
3161 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3162 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3163 | ||
16886735 AS |
3164 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
3165 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 3166 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3167 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 3168 | |
27a68fe3 | 3169 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3170 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3171 | if (!memcmp |
27a68fe3 | 3172 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3173 | ETH_ALEN)) |
3174 | break; | |
3175 | ||
40c8e95a AS |
3176 | if ((pmkid_len > 0) |
3177 | && (i < pmkid_len)) { | |
27a68fe3 | 3178 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3179 | sizeof(struct pmkid)); |
40c8e95a | 3180 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3181 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3182 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3183 | ETH_ALEN); |
27a68fe3 AS |
3184 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3185 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3186 | WLAN_PMKID_LEN); |
3187 | } | |
27a68fe3 | 3188 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3189 | } else |
3190 | err = -EINVAL; | |
3191 | ||
27a68fe3 | 3192 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3193 | |
d96b801f | 3194 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3195 | return err; |
3196 | ||
3197 | } | |
3198 | ||
3199 | static s32 | |
3200 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3201 | { | |
27a68fe3 | 3202 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3203 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3204 | s32 err = 0; |
3205 | ||
d96b801f | 3206 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3207 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3208 | return -EIO; |
3209 | ||
27a68fe3 AS |
3210 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3211 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 3212 | |
d96b801f | 3213 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3214 | return err; |
3215 | ||
3216 | } | |
3217 | ||
e5806072 AS |
3218 | /* |
3219 | * PFN result doesn't have all the info which are | |
3220 | * required by the supplicant | |
3221 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3222 | * via wl_inform_single_bss in the required format. Escan does require the | |
3223 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3224 | * cfg80211_scan_request one out of the received PNO event. | |
3225 | */ | |
3226 | static s32 | |
1993732e | 3227 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3228 | const struct brcmf_event_msg *e, void *data) |
3229 | { | |
1993732e | 3230 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3231 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3232 | struct cfg80211_scan_request *request = NULL; | |
3233 | struct cfg80211_ssid *ssid = NULL; | |
3234 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3235 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3236 | int err = 0; |
3237 | int channel_req = 0; | |
3238 | int band = 0; | |
3239 | struct brcmf_pno_scanresults_le *pfn_result; | |
3240 | u32 result_count; | |
3241 | u32 status; | |
3242 | ||
4e8a008e | 3243 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3244 | |
5c36b99a | 3245 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3246 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3247 | return 0; |
3248 | } | |
3249 | ||
3250 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3251 | result_count = le32_to_cpu(pfn_result->count); | |
3252 | status = le32_to_cpu(pfn_result->status); | |
3253 | ||
3254 | /* | |
3255 | * PFN event is limited to fit 512 bytes so we may get | |
3256 | * multiple NET_FOUND events. For now place a warning here. | |
3257 | */ | |
3258 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3259 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3260 | if (result_count > 0) { |
3261 | int i; | |
3262 | ||
3263 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3264 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3265 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3266 | if (!request || !ssid || !channel) { |
3267 | err = -ENOMEM; | |
3268 | goto out_err; | |
3269 | } | |
3270 | ||
3271 | request->wiphy = wiphy; | |
3272 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3273 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3274 | ||
3275 | for (i = 0; i < result_count; i++) { | |
3276 | netinfo = &netinfo_start[i]; | |
3277 | if (!netinfo) { | |
57d6e91a AS |
3278 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3279 | i); | |
e5806072 AS |
3280 | err = -EINVAL; |
3281 | goto out_err; | |
3282 | } | |
3283 | ||
4e8a008e AS |
3284 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3285 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3286 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3287 | ssid[i].ssid_len = netinfo->SSID_len; | |
3288 | request->n_ssids++; | |
3289 | ||
3290 | channel_req = netinfo->channel; | |
3291 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3292 | band = NL80211_BAND_2GHZ; | |
3293 | else | |
3294 | band = NL80211_BAND_5GHZ; | |
3295 | channel[i].center_freq = | |
3296 | ieee80211_channel_to_frequency(channel_req, | |
3297 | band); | |
3298 | channel[i].band = band; | |
3299 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3300 | request->channels[i] = &channel[i]; | |
3301 | request->n_channels++; | |
3302 | } | |
3303 | ||
3304 | /* assign parsed ssid array */ | |
3305 | if (request->n_ssids) | |
3306 | request->ssids = &ssid[0]; | |
3307 | ||
c1179033 | 3308 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3309 | /* Abort any on-going scan */ |
27a68fe3 | 3310 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3311 | } |
3312 | ||
c1179033 | 3313 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3314 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3315 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3316 | if (err) { |
c1179033 | 3317 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3318 | goto out_err; |
3319 | } | |
27a68fe3 AS |
3320 | cfg->sched_escan = true; |
3321 | cfg->scan_request = request; | |
e5806072 | 3322 | } else { |
57d6e91a | 3323 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3324 | goto out_err; |
3325 | } | |
3326 | ||
3327 | kfree(ssid); | |
3328 | kfree(channel); | |
3329 | kfree(request); | |
3330 | return 0; | |
3331 | ||
3332 | out_err: | |
3333 | kfree(ssid); | |
3334 | kfree(channel); | |
3335 | kfree(request); | |
3336 | cfg80211_sched_scan_stopped(wiphy); | |
3337 | return err; | |
3338 | } | |
3339 | ||
e5806072 AS |
3340 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3341 | { | |
e5806072 AS |
3342 | int ret; |
3343 | ||
3344 | /* Disable pfn */ | |
ac24be6f | 3345 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3346 | if (ret == 0) { |
3347 | /* clear pfn */ | |
ac24be6f AS |
3348 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3349 | NULL, 0); | |
e5806072 AS |
3350 | } |
3351 | if (ret < 0) | |
57d6e91a | 3352 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3353 | |
3354 | return ret; | |
3355 | } | |
3356 | ||
3357 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3358 | { | |
3359 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3360 | |
3361 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3362 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3363 | ||
3364 | /* set extra pno params */ | |
3365 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3366 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3367 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3368 | ||
3369 | /* set up pno scan fr */ | |
3370 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3371 | ||
ac24be6f AS |
3372 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3373 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3374 | } |
3375 | ||
3376 | static int | |
3377 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3378 | struct net_device *ndev, | |
3379 | struct cfg80211_sched_scan_request *request) | |
3380 | { | |
c1179033 | 3381 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3382 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3383 | struct brcmf_pno_net_param_le pfn; |
3384 | int i; | |
3385 | int ret = 0; | |
3386 | ||
dc7bdbf1 | 3387 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3388 | request->n_match_sets, request->n_ssids); |
c1179033 | 3389 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3390 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3391 | return -EAGAIN; |
3392 | } | |
1687eee2 AS |
3393 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3394 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3395 | cfg->scan_status); | |
3396 | return -EAGAIN; | |
3397 | } | |
e5806072 | 3398 | |
dc7bdbf1 | 3399 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3400 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3401 | request->n_ssids); |
e5806072 AS |
3402 | return -EINVAL; |
3403 | } | |
3404 | ||
3405 | if (request->n_ssids > 0) { | |
3406 | for (i = 0; i < request->n_ssids; i++) { | |
3407 | /* Active scan req for ssids */ | |
4e8a008e AS |
3408 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3409 | request->ssids[i].ssid); | |
e5806072 AS |
3410 | |
3411 | /* | |
3412 | * match_set ssids is a supert set of n_ssid list, | |
3413 | * so we need not add these set seperately. | |
3414 | */ | |
3415 | } | |
3416 | } | |
3417 | ||
3418 | if (request->n_match_sets > 0) { | |
3419 | /* clean up everything */ | |
3420 | ret = brcmf_dev_pno_clean(ndev); | |
3421 | if (ret < 0) { | |
57d6e91a | 3422 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3423 | return ret; |
3424 | } | |
3425 | ||
3426 | /* configure pno */ | |
3427 | ret = brcmf_dev_pno_config(ndev); | |
3428 | if (ret < 0) { | |
57d6e91a | 3429 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3430 | return -EINVAL; |
3431 | } | |
3432 | ||
3433 | /* configure each match set */ | |
3434 | for (i = 0; i < request->n_match_sets; i++) { | |
3435 | struct cfg80211_ssid *ssid; | |
3436 | u32 ssid_len; | |
3437 | ||
3438 | ssid = &request->match_sets[i].ssid; | |
3439 | ssid_len = ssid->ssid_len; | |
3440 | ||
3441 | if (!ssid_len) { | |
57d6e91a | 3442 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3443 | continue; |
3444 | } | |
3445 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3446 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3447 | pfn.wsec = cpu_to_le32(0); | |
3448 | pfn.infra = cpu_to_le32(1); | |
3449 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3450 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3451 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3452 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3453 | sizeof(pfn)); |
4e8a008e AS |
3454 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3455 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3456 | } |
3457 | /* Enable the PNO */ | |
c1179033 | 3458 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3459 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3460 | return -EINVAL; |
3461 | } | |
3462 | } else { | |
3463 | return -EINVAL; | |
3464 | } | |
3465 | ||
3466 | return 0; | |
3467 | } | |
3468 | ||
3469 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3470 | struct net_device *ndev) | |
3471 | { | |
27a68fe3 | 3472 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3473 | |
4e8a008e | 3474 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3475 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3476 | if (cfg->sched_escan) |
a0f472ac | 3477 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3478 | return 0; |
3479 | } | |
e5806072 | 3480 | |
1f170110 | 3481 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3482 | { |
3483 | s32 err; | |
3484 | ||
3485 | /* set auth */ | |
ac24be6f | 3486 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3487 | if (err < 0) { |
57d6e91a | 3488 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3489 | return err; |
3490 | } | |
3491 | /* set wsec */ | |
ac24be6f | 3492 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3493 | if (err < 0) { |
57d6e91a | 3494 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3495 | return err; |
3496 | } | |
3497 | /* set upper-layer auth */ | |
ac24be6f | 3498 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3499 | if (err < 0) { |
57d6e91a | 3500 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3501 | return err; |
3502 | } | |
3503 | ||
3504 | return 0; | |
3505 | } | |
3506 | ||
3507 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3508 | { | |
3509 | if (is_rsn_ie) | |
3510 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3511 | ||
3512 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3513 | } | |
3514 | ||
3515 | static s32 | |
a44aa400 | 3516 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3517 | const struct brcmf_vs_tlv *wpa_ie, |
3518 | bool is_rsn_ie) | |
1a873342 HM |
3519 | { |
3520 | u32 auth = 0; /* d11 open authentication */ | |
3521 | u16 count; | |
3522 | s32 err = 0; | |
3523 | s32 len = 0; | |
3524 | u32 i; | |
3525 | u32 wsec; | |
3526 | u32 pval = 0; | |
3527 | u32 gval = 0; | |
3528 | u32 wpa_auth = 0; | |
3529 | u32 offset; | |
3530 | u8 *data; | |
3531 | u16 rsn_cap; | |
3532 | u32 wme_bss_disable; | |
3533 | ||
d96b801f | 3534 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3535 | if (wpa_ie == NULL) |
3536 | goto exit; | |
3537 | ||
3538 | len = wpa_ie->len + TLV_HDR_LEN; | |
3539 | data = (u8 *)wpa_ie; | |
619c5a9a | 3540 | offset = TLV_HDR_LEN; |
1a873342 HM |
3541 | if (!is_rsn_ie) |
3542 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3543 | else |
3544 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3545 | |
3546 | /* check for multicast cipher suite */ | |
3547 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3548 | err = -EINVAL; | |
57d6e91a | 3549 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3550 | goto exit; |
3551 | } | |
3552 | ||
3553 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3554 | err = -EINVAL; | |
57d6e91a | 3555 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3556 | goto exit; |
3557 | } | |
3558 | offset += TLV_OUI_LEN; | |
3559 | ||
3560 | /* pick up multicast cipher */ | |
3561 | switch (data[offset]) { | |
3562 | case WPA_CIPHER_NONE: | |
3563 | gval = 0; | |
3564 | break; | |
3565 | case WPA_CIPHER_WEP_40: | |
3566 | case WPA_CIPHER_WEP_104: | |
3567 | gval = WEP_ENABLED; | |
3568 | break; | |
3569 | case WPA_CIPHER_TKIP: | |
3570 | gval = TKIP_ENABLED; | |
3571 | break; | |
3572 | case WPA_CIPHER_AES_CCM: | |
3573 | gval = AES_ENABLED; | |
3574 | break; | |
3575 | default: | |
3576 | err = -EINVAL; | |
57d6e91a | 3577 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3578 | goto exit; |
3579 | } | |
3580 | ||
3581 | offset++; | |
3582 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3583 | count = data[offset] + (data[offset + 1] << 8); | |
3584 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3585 | /* Check for unicast suite(s) */ | |
3586 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3587 | err = -EINVAL; | |
57d6e91a | 3588 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3589 | goto exit; |
3590 | } | |
3591 | for (i = 0; i < count; i++) { | |
3592 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3593 | err = -EINVAL; | |
57d6e91a | 3594 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3595 | goto exit; |
3596 | } | |
3597 | offset += TLV_OUI_LEN; | |
3598 | switch (data[offset]) { | |
3599 | case WPA_CIPHER_NONE: | |
3600 | break; | |
3601 | case WPA_CIPHER_WEP_40: | |
3602 | case WPA_CIPHER_WEP_104: | |
3603 | pval |= WEP_ENABLED; | |
3604 | break; | |
3605 | case WPA_CIPHER_TKIP: | |
3606 | pval |= TKIP_ENABLED; | |
3607 | break; | |
3608 | case WPA_CIPHER_AES_CCM: | |
3609 | pval |= AES_ENABLED; | |
3610 | break; | |
3611 | default: | |
57d6e91a | 3612 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3613 | } |
3614 | offset++; | |
3615 | } | |
3616 | /* walk thru auth management suite list and pick up what we recognize */ | |
3617 | count = data[offset] + (data[offset + 1] << 8); | |
3618 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3619 | /* Check for auth key management suite(s) */ | |
3620 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3621 | err = -EINVAL; | |
57d6e91a | 3622 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3623 | goto exit; |
3624 | } | |
3625 | for (i = 0; i < count; i++) { | |
3626 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3627 | err = -EINVAL; | |
57d6e91a | 3628 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3629 | goto exit; |
3630 | } | |
3631 | offset += TLV_OUI_LEN; | |
3632 | switch (data[offset]) { | |
3633 | case RSN_AKM_NONE: | |
d96b801f | 3634 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3635 | wpa_auth |= WPA_AUTH_NONE; |
3636 | break; | |
3637 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3638 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3639 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3640 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3641 | break; | |
3642 | case RSN_AKM_PSK: | |
d96b801f | 3643 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3644 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3645 | (wpa_auth |= WPA_AUTH_PSK); | |
3646 | break; | |
3647 | default: | |
57d6e91a | 3648 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3649 | } |
3650 | offset++; | |
3651 | } | |
3652 | ||
3653 | if (is_rsn_ie) { | |
3654 | wme_bss_disable = 1; | |
3655 | if ((offset + RSN_CAP_LEN) <= len) { | |
3656 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3657 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3658 | wme_bss_disable = 0; | |
3659 | } | |
3660 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3661 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3662 | wme_bss_disable); |
1a873342 | 3663 | if (err < 0) { |
57d6e91a | 3664 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3665 | goto exit; |
3666 | } | |
3667 | } | |
3668 | /* FOR WPS , set SES_OW_ENABLED */ | |
3669 | wsec = (pval | gval | SES_OW_ENABLED); | |
3670 | ||
3671 | /* set auth */ | |
ac24be6f | 3672 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3673 | if (err < 0) { |
57d6e91a | 3674 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3675 | goto exit; |
3676 | } | |
3677 | /* set wsec */ | |
ac24be6f | 3678 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3679 | if (err < 0) { |
57d6e91a | 3680 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3681 | goto exit; |
3682 | } | |
3683 | /* set upper-layer auth */ | |
ac24be6f | 3684 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3685 | if (err < 0) { |
57d6e91a | 3686 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3687 | goto exit; |
3688 | } | |
3689 | ||
3690 | exit: | |
3691 | return err; | |
3692 | } | |
3693 | ||
3694 | static s32 | |
3082b9be | 3695 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3696 | struct parsed_vndr_ies *vndr_ies) |
3697 | { | |
1a873342 HM |
3698 | struct brcmf_vs_tlv *vndrie; |
3699 | struct brcmf_tlv *ie; | |
3700 | struct parsed_vndr_ie_info *parsed_info; | |
3701 | s32 remaining_len; | |
3702 | ||
3703 | remaining_len = (s32)vndr_ie_len; | |
3704 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3705 | ||
3706 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3707 | while (ie) { | |
3708 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3709 | goto next; | |
3710 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3711 | /* len should be bigger than OUI length + one */ | |
3712 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3713 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3714 | vndrie->len); | |
1a873342 HM |
3715 | goto next; |
3716 | } | |
3717 | /* if wpa or wme ie, do not add ie */ | |
3718 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3719 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3720 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3721 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3722 | goto next; |
3723 | } | |
3724 | ||
3725 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3726 | ||
3727 | /* save vndr ie information */ | |
3728 | parsed_info->ie_ptr = (char *)vndrie; | |
3729 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3730 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3731 | ||
3732 | vndr_ies->count++; | |
3733 | ||
d96b801f AS |
3734 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3735 | parsed_info->vndrie.oui[0], | |
3736 | parsed_info->vndrie.oui[1], | |
3737 | parsed_info->vndrie.oui[2], | |
3738 | parsed_info->vndrie.oui_type); | |
1a873342 | 3739 | |
9f440b7b | 3740 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3741 | break; |
3742 | next: | |
b41fc3d7 HM |
3743 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3744 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3745 | ie = NULL; |
3746 | else | |
b41fc3d7 HM |
3747 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3748 | TLV_HDR_LEN); | |
1a873342 | 3749 | } |
12f32370 | 3750 | return 0; |
1a873342 HM |
3751 | } |
3752 | ||
3753 | static u32 | |
3754 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3755 | { | |
3756 | ||
1a873342 HM |
3757 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
3758 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3759 | ||
362126cd | 3760 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 3761 | |
362126cd | 3762 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
3763 | |
3764 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3765 | ||
3766 | return ie_len + VNDR_IE_HDR_SIZE; | |
3767 | } | |
3768 | ||
1332e26e AS |
3769 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3770 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3771 | { |
1332e26e AS |
3772 | struct brcmf_if *ifp; |
3773 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3774 | s32 err = 0; |
3775 | u8 *iovar_ie_buf; | |
3776 | u8 *curr_ie_buf; | |
3777 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3778 | int mgmt_ie_buf_len; |
81118d16 | 3779 | u32 *mgmt_ie_len; |
1a873342 HM |
3780 | u32 del_add_ie_buf_len = 0; |
3781 | u32 total_ie_buf_len = 0; | |
3782 | u32 parsed_ie_buf_len = 0; | |
3783 | struct parsed_vndr_ies old_vndr_ies; | |
3784 | struct parsed_vndr_ies new_vndr_ies; | |
3785 | struct parsed_vndr_ie_info *vndrie_info; | |
3786 | s32 i; | |
3787 | u8 *ptr; | |
3e4f319d | 3788 | int remained_buf_len; |
1a873342 | 3789 | |
1332e26e AS |
3790 | if (!vif) |
3791 | return -ENODEV; | |
3792 | ifp = vif->ifp; | |
3793 | saved_ie = &vif->saved_ie; | |
3794 | ||
d96b801f | 3795 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3796 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3797 | if (!iovar_ie_buf) | |
3798 | return -ENOMEM; | |
3799 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3800 | switch (pktflag) { |
3801 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3802 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3803 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3804 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3805 | break; | |
3806 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3807 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3808 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3809 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3810 | break; | |
3811 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3812 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3813 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3814 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3815 | break; | |
3816 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3817 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3818 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3819 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3820 | break; | |
3821 | default: | |
3822 | err = -EPERM; | |
3823 | brcmf_err("not suitable type\n"); | |
3824 | goto exit; | |
1a873342 HM |
3825 | } |
3826 | ||
3827 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3828 | err = -ENOMEM; | |
57d6e91a | 3829 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3830 | goto exit; |
3831 | } | |
3832 | ||
3833 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3834 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3835 | ptr = curr_ie_buf; | |
3836 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3837 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3838 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3839 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3840 | vndrie_info->ie_len); | |
3841 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3842 | } | |
3843 | } | |
3844 | ||
b41fc3d7 | 3845 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3846 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3847 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3848 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3849 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3850 | goto exit; |
3851 | } | |
3852 | ||
3853 | /* parse old vndr_ie */ | |
3854 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3855 | ||
3856 | /* make a command to delete old ie */ | |
3857 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3858 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3859 | ||
d96b801f AS |
3860 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3861 | vndrie_info->vndrie.id, | |
3862 | vndrie_info->vndrie.len, | |
3863 | vndrie_info->vndrie.oui[0], | |
3864 | vndrie_info->vndrie.oui[1], | |
3865 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3866 | |
3867 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3868 | vndrie_info->ie_ptr, | |
3869 | vndrie_info->ie_len, | |
3870 | "del"); | |
3871 | curr_ie_buf += del_add_ie_buf_len; | |
3872 | total_ie_buf_len += del_add_ie_buf_len; | |
3873 | } | |
3874 | } | |
3875 | ||
3876 | *mgmt_ie_len = 0; | |
3877 | /* Add if there is any extra IE */ | |
3878 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3879 | ptr = mgmt_ie_buf; | |
3880 | ||
3881 | remained_buf_len = mgmt_ie_buf_len; | |
3882 | ||
3883 | /* make a command to add new ie */ | |
3884 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3885 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3886 | ||
b41fc3d7 HM |
3887 | /* verify remained buf size before copy data */ |
3888 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3889 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3890 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3891 | remained_buf_len); | |
b41fc3d7 HM |
3892 | break; |
3893 | } | |
3894 | remained_buf_len -= (vndrie_info->ie_len + | |
3895 | VNDR_IE_VSIE_OFFSET); | |
3896 | ||
d96b801f AS |
3897 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3898 | vndrie_info->vndrie.id, | |
3899 | vndrie_info->vndrie.len, | |
3900 | vndrie_info->vndrie.oui[0], | |
3901 | vndrie_info->vndrie.oui[1], | |
3902 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3903 | |
3904 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3905 | vndrie_info->ie_ptr, | |
3906 | vndrie_info->ie_len, | |
3907 | "add"); | |
1a873342 HM |
3908 | |
3909 | /* save the parsed IE in wl struct */ | |
3910 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3911 | vndrie_info->ie_len); | |
3912 | *mgmt_ie_len += vndrie_info->ie_len; | |
3913 | ||
3914 | curr_ie_buf += del_add_ie_buf_len; | |
3915 | total_ie_buf_len += del_add_ie_buf_len; | |
3916 | } | |
3917 | } | |
3918 | if (total_ie_buf_len) { | |
c1179033 | 3919 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3920 | total_ie_buf_len); |
1a873342 | 3921 | if (err) |
57d6e91a | 3922 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3923 | } |
3924 | ||
3925 | exit: | |
3926 | kfree(iovar_ie_buf); | |
3927 | return err; | |
3928 | } | |
3929 | ||
5f4f9f11 AS |
3930 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3931 | { | |
3932 | s32 pktflags[] = { | |
3933 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3934 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3935 | BRCMF_VNDR_IE_BEACON_FLAG | |
3936 | }; | |
3937 | int i; | |
3938 | ||
3939 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3940 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3941 | ||
3942 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3943 | return 0; | |
3944 | } | |
3945 | ||
a0f07959 HM |
3946 | static s32 |
3947 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3948 | struct cfg80211_beacon_data *beacon) | |
3949 | { | |
3950 | s32 err; | |
3951 | ||
3952 | /* Set Beacon IEs to FW */ | |
3953 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3954 | beacon->tail, beacon->tail_len); | |
3955 | if (err) { | |
3956 | brcmf_err("Set Beacon IE Failed\n"); | |
3957 | return err; | |
3958 | } | |
3959 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3960 | ||
3961 | /* Set Probe Response IEs to FW */ | |
3962 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3963 | beacon->proberesp_ies, | |
3964 | beacon->proberesp_ies_len); | |
3965 | if (err) | |
3966 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3967 | else | |
3968 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3969 | ||
3970 | return err; | |
3971 | } | |
3972 | ||
1a873342 HM |
3973 | static s32 |
3974 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3975 | struct cfg80211_ap_settings *settings) | |
3976 | { | |
3977 | s32 ie_offset; | |
1c9d30cf | 3978 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3979 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3980 | const struct brcmf_tlv *ssid_ie; |
98027769 | 3981 | const struct brcmf_tlv *country_ie; |
1a873342 | 3982 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3983 | s32 err = -EPERM; |
4b5800fe JB |
3984 | const struct brcmf_tlv *rsn_ie; |
3985 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3986 | struct brcmf_join_params join_params; |
a0f07959 HM |
3987 | enum nl80211_iftype dev_role; |
3988 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3989 | u16 chanspec; |
a44aa400 | 3990 | bool mbss; |
98027769 | 3991 | int is_11d; |
1a873342 | 3992 | |
06c01585 AS |
3993 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3994 | settings->chandef.chan->hw_value, | |
3995 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3996 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3997 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3998 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3999 | settings->inactivity_timeout); | |
426d0a56 | 4000 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4001 | mbss = ifp->vif->mbss; |
1a873342 | 4002 | |
98027769 AS |
4003 | /* store current 11d setting */ |
4004 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4005 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4006 | settings->beacon.tail_len, | |
4007 | WLAN_EID_COUNTRY); | |
4008 | is_11d = country_ie ? 1 : 0; | |
4009 | ||
1a873342 HM |
4010 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4011 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4012 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4013 | ssid_ie = brcmf_parse_tlvs( | |
4014 | (u8 *)&settings->beacon.head[ie_offset], | |
4015 | settings->beacon.head_len - ie_offset, | |
4016 | WLAN_EID_SSID); | |
4017 | if (!ssid_ie) | |
4018 | return -EINVAL; | |
4019 | ||
4020 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4021 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4022 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4023 | } else { |
4024 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4025 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4026 | } | |
4027 | ||
a44aa400 HM |
4028 | if (!mbss) { |
4029 | brcmf_set_mpc(ifp, 0); | |
4030 | brcmf_configure_arp_offload(ifp, false); | |
4031 | } | |
1a873342 HM |
4032 | |
4033 | /* find the RSN_IE */ | |
4034 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4035 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4036 | ||
4037 | /* find the WPA_IE */ | |
4038 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4039 | settings->beacon.tail_len); | |
4040 | ||
1a873342 | 4041 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4042 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4043 | if (wpa_ie != NULL) { |
4044 | /* WPA IE */ | |
a44aa400 | 4045 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4046 | if (err < 0) |
4047 | goto exit; | |
1a873342 | 4048 | } else { |
a44aa400 HM |
4049 | struct brcmf_vs_tlv *tmp_ie; |
4050 | ||
4051 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4052 | ||
1a873342 | 4053 | /* RSN IE */ |
a44aa400 | 4054 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4055 | if (err < 0) |
4056 | goto exit; | |
1a873342 | 4057 | } |
1a873342 | 4058 | } else { |
d96b801f | 4059 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4060 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4061 | } |
1a873342 | 4062 | |
a0f07959 | 4063 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4064 | |
a44aa400 HM |
4065 | if (!mbss) { |
4066 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4067 | &settings->chandef); | |
4068 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4069 | if (err < 0) { |
a44aa400 HM |
4070 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4071 | chanspec, err); | |
1a873342 HM |
4072 | goto exit; |
4073 | } | |
a44aa400 | 4074 | |
98027769 AS |
4075 | if (is_11d != ifp->vif->is_11d) { |
4076 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4077 | is_11d); | |
4078 | if (err < 0) { | |
4079 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4080 | goto exit; | |
4081 | } | |
4082 | } | |
a44aa400 HM |
4083 | if (settings->beacon_interval) { |
4084 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4085 | settings->beacon_interval); | |
4086 | if (err < 0) { | |
4087 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4088 | err); | |
4089 | goto exit; | |
4090 | } | |
4091 | } | |
4092 | if (settings->dtim_period) { | |
4093 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4094 | settings->dtim_period); | |
4095 | if (err < 0) { | |
4096 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4097 | goto exit; | |
4098 | } | |
1a873342 | 4099 | } |
a0f07959 | 4100 | |
a44aa400 HM |
4101 | if (dev_role == NL80211_IFTYPE_AP) { |
4102 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4103 | if (err < 0) { | |
4104 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4105 | goto exit; | |
4106 | } | |
4107 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4108 | } | |
4109 | ||
4110 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4111 | if (err < 0) { |
a44aa400 | 4112 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4113 | goto exit; |
4114 | } | |
98027769 AS |
4115 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4116 | /* Multiple-BSS should use same 11d configuration */ | |
4117 | err = -EINVAL; | |
4118 | goto exit; | |
1a873342 | 4119 | } |
a0f07959 | 4120 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4121 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4122 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4123 | ||
a0f07959 HM |
4124 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4125 | if (err < 0) { | |
4126 | brcmf_err("setting AP mode failed %d\n", err); | |
4127 | goto exit; | |
4128 | } | |
4129 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4130 | if (err < 0) { | |
4131 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4132 | goto exit; | |
4133 | } | |
118eb304 HM |
4134 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4135 | * them if they were set. | |
4136 | */ | |
4137 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4138 | |
4139 | memset(&join_params, 0, sizeof(join_params)); | |
4140 | /* join parameters starts with ssid */ | |
4141 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4142 | /* create softap */ | |
4143 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4144 | &join_params, sizeof(join_params)); | |
4145 | if (err < 0) { | |
4146 | brcmf_err("SET SSID error (%d)\n", err); | |
4147 | goto exit; | |
4148 | } | |
4149 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4150 | } else { | |
4151 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4152 | sizeof(ssid_le)); | |
4153 | if (err < 0) { | |
4154 | brcmf_err("setting ssid failed %d\n", err); | |
4155 | goto exit; | |
4156 | } | |
4157 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4158 | bss_enable.enable = cpu_to_le32(1); | |
4159 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4160 | sizeof(bss_enable)); | |
4161 | if (err < 0) { | |
4162 | brcmf_err("bss_enable config failed %d\n", err); | |
4163 | goto exit; | |
4164 | } | |
4165 | ||
4166 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4167 | } | |
c1179033 AS |
4168 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4169 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4170 | |
4171 | exit: | |
a44aa400 | 4172 | if ((err) && (!mbss)) { |
f96aa07e | 4173 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4174 | brcmf_configure_arp_offload(ifp, true); |
4175 | } | |
1a873342 HM |
4176 | return err; |
4177 | } | |
4178 | ||
4179 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4180 | { | |
c1179033 | 4181 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4182 | s32 err; |
426d0a56 | 4183 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4184 | struct brcmf_join_params join_params; |
1a873342 | 4185 | |
d96b801f | 4186 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4187 | |
426d0a56 | 4188 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4189 | /* Due to most likely deauths outstanding we sleep */ |
4190 | /* first to make sure they get processed by fw. */ | |
4191 | msleep(400); | |
5c33a942 | 4192 | |
a44aa400 HM |
4193 | if (ifp->vif->mbss) { |
4194 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4195 | return err; | |
4196 | } | |
4197 | ||
5c33a942 HM |
4198 | memset(&join_params, 0, sizeof(join_params)); |
4199 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4200 | &join_params, sizeof(join_params)); | |
4201 | if (err < 0) | |
4202 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4203 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4204 | if (err < 0) |
a44aa400 | 4205 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4206 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4207 | if (err < 0) | |
4208 | brcmf_err("setting AP mode failed %d\n", err); | |
4209 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4210 | if (err < 0) | |
4211 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4212 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4213 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4214 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4215 | ifp->vif->is_11d); | |
4216 | if (err < 0) | |
4217 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4218 | err); | |
a44aa400 HM |
4219 | /* Bring device back up so it can be used again */ |
4220 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4221 | if (err < 0) | |
4222 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 HM |
4223 | } else { |
4224 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4225 | bss_enable.enable = cpu_to_le32(0); | |
4226 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4227 | sizeof(bss_enable)); | |
4228 | if (err < 0) | |
4229 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4230 | } |
f96aa07e | 4231 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4232 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
4233 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4234 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
4235 | ||
1a873342 HM |
4236 | return err; |
4237 | } | |
4238 | ||
a0f07959 HM |
4239 | static s32 |
4240 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4241 | struct cfg80211_beacon_data *info) | |
4242 | { | |
a0f07959 HM |
4243 | struct brcmf_if *ifp = netdev_priv(ndev); |
4244 | s32 err; | |
4245 | ||
4246 | brcmf_dbg(TRACE, "Enter\n"); | |
4247 | ||
a0f07959 HM |
4248 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4249 | ||
4250 | return err; | |
4251 | } | |
4252 | ||
1a873342 HM |
4253 | static int |
4254 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4255 | struct station_del_parameters *params) |
1a873342 | 4256 | { |
a0f07959 | 4257 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4258 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4259 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4260 | s32 err; |
4261 | ||
89c771e5 | 4262 | if (!params->mac) |
1a873342 HM |
4263 | return -EFAULT; |
4264 | ||
89c771e5 | 4265 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4266 | |
a0f07959 HM |
4267 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4268 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4269 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4270 | return -EIO; |
4271 | ||
89c771e5 | 4272 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4273 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4274 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4275 | &scbval, sizeof(scbval)); |
1a873342 | 4276 | if (err) |
57d6e91a | 4277 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4278 | |
d96b801f | 4279 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4280 | return err; |
4281 | } | |
4282 | ||
6b89dcb3 HM |
4283 | static int |
4284 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4285 | const u8 *mac, struct station_parameters *params) | |
4286 | { | |
4287 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4288 | s32 err; | |
4289 | ||
4290 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4291 | params->sta_flags_mask, params->sta_flags_set); | |
4292 | ||
4293 | /* Ignore all 00 MAC */ | |
4294 | if (is_zero_ether_addr(mac)) | |
4295 | return 0; | |
4296 | ||
4297 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4298 | return 0; | |
4299 | ||
4300 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4301 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4302 | (void *)mac, ETH_ALEN); | |
4303 | else | |
4304 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4305 | (void *)mac, ETH_ALEN); | |
4306 | if (err < 0) | |
4307 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4308 | ||
4309 | return err; | |
4310 | } | |
0de8aace HM |
4311 | |
4312 | static void | |
4313 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4314 | struct wireless_dev *wdev, | |
4315 | u16 frame_type, bool reg) | |
4316 | { | |
7fa2e352 | 4317 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4318 | u16 mgmt_type; |
4319 | ||
4320 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4321 | ||
4322 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4323 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4324 | if (reg) |
4325 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4326 | else | |
318a64ce | 4327 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4328 | } |
4329 | ||
4330 | ||
4331 | static int | |
4332 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4333 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4334 | { |
4335 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4336 | struct ieee80211_channel *chan = params->chan; |
4337 | const u8 *buf = params->buf; | |
4338 | size_t len = params->len; | |
0de8aace HM |
4339 | const struct ieee80211_mgmt *mgmt; |
4340 | struct brcmf_cfg80211_vif *vif; | |
4341 | s32 err = 0; | |
4342 | s32 ie_offset; | |
4343 | s32 ie_len; | |
18e2f61d HM |
4344 | struct brcmf_fil_action_frame_le *action_frame; |
4345 | struct brcmf_fil_af_params_le *af_params; | |
4346 | bool ack; | |
4347 | s32 chan_nr; | |
c2ff8cad | 4348 | u32 freq; |
0de8aace HM |
4349 | |
4350 | brcmf_dbg(TRACE, "Enter\n"); | |
4351 | ||
4352 | *cookie = 0; | |
4353 | ||
4354 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4355 | ||
a0f07959 HM |
4356 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4357 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4358 | return -EPERM; | |
4359 | } | |
0de8aace | 4360 | |
c2ff8cad AQ |
4361 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4362 | ||
a0f07959 HM |
4363 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4364 | /* Right now the only reason to get a probe response */ | |
4365 | /* is for p2p listen response or for p2p GO from */ | |
4366 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4367 | /* on primary ndev, while dongle wants it on the p2p */ | |
4368 | /* vif. Since this is only reason for a probe */ | |
4369 | /* response to be sent, the vif is taken from cfg. */ | |
4370 | /* If ever desired to send proberesp for non p2p */ | |
4371 | /* response then data should be checked for */ | |
4372 | /* "DIRECT-". Note in future supplicant will take */ | |
4373 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4374 | /* is not needed anymore. */ | |
4375 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4376 | DOT11_BCN_PRB_FIXED_LEN; | |
4377 | ie_len = len - ie_offset; | |
a0f07959 | 4378 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4379 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4380 | err = brcmf_vif_set_mgmt_ie(vif, |
4381 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4382 | &buf[ie_offset], | |
4383 | ie_len); | |
4384 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4385 | GFP_KERNEL); | |
18e2f61d HM |
4386 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4387 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4388 | if (af_params == NULL) { | |
4389 | brcmf_err("unable to allocate frame\n"); | |
4390 | err = -ENOMEM; | |
4391 | goto exit; | |
4392 | } | |
4393 | action_frame = &af_params->action_frame; | |
4394 | /* Add the packet Id */ | |
4395 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4396 | /* Add BSSID */ | |
4397 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4398 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4399 | /* Add the length exepted for 802.11 header */ | |
4400 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4401 | /* Add the channel. Use the one specified as parameter if any or |
4402 | * the current one (got from the firmware) otherwise | |
4403 | */ | |
4404 | if (chan) | |
4405 | freq = chan->center_freq; | |
4406 | else | |
4407 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4408 | &freq); | |
4409 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4410 | af_params->channel = cpu_to_le32(chan_nr); |
4411 | ||
4412 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4413 | le16_to_cpu(action_frame->len)); | |
4414 | ||
4415 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4416 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4417 | |
7fa2e352 | 4418 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4419 | af_params); |
4420 | ||
4421 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4422 | GFP_KERNEL); | |
4423 | kfree(af_params); | |
a0f07959 HM |
4424 | } else { |
4425 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4426 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4427 | } |
a0f07959 | 4428 | |
18e2f61d | 4429 | exit: |
0de8aace HM |
4430 | return err; |
4431 | } | |
4432 | ||
4433 | ||
4434 | static int | |
4435 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4436 | struct wireless_dev *wdev, | |
4437 | u64 cookie) | |
4438 | { | |
4439 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4440 | struct brcmf_cfg80211_vif *vif; | |
4441 | int err = 0; | |
4442 | ||
4443 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4444 | ||
4445 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4446 | if (vif == NULL) { | |
4447 | brcmf_err("No p2p device available for probe response\n"); | |
4448 | err = -ENODEV; | |
4449 | goto exit; | |
4450 | } | |
4451 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4452 | exit: | |
4453 | return err; | |
4454 | } | |
4455 | ||
61730d4d PH |
4456 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4457 | struct wireless_dev *wdev, | |
4458 | enum nl80211_crit_proto_id proto, | |
4459 | u16 duration) | |
4460 | { | |
4461 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4462 | struct brcmf_cfg80211_vif *vif; | |
4463 | ||
4464 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4465 | ||
4466 | /* only DHCP support for now */ | |
4467 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4468 | return -EINVAL; | |
4469 | ||
4470 | /* suppress and abort scanning */ | |
4471 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4472 | brcmf_abort_scanning(cfg); | |
4473 | ||
4474 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4475 | } | |
4476 | ||
4477 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4478 | struct wireless_dev *wdev) | |
4479 | { | |
4480 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4481 | struct brcmf_cfg80211_vif *vif; | |
4482 | ||
4483 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4484 | ||
4485 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4486 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4487 | } | |
4488 | ||
70b7d94b HM |
4489 | static s32 |
4490 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4491 | const struct brcmf_event_msg *e, void *data) | |
4492 | { | |
4493 | switch (e->reason) { | |
4494 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4495 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4496 | break; | |
4497 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4498 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4499 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4500 | break; | |
4501 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4502 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4503 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4504 | break; | |
4505 | } | |
4506 | ||
4507 | return 0; | |
4508 | } | |
4509 | ||
89c2f382 AS |
4510 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4511 | { | |
4512 | int ret; | |
4513 | ||
4514 | switch (oper) { | |
4515 | case NL80211_TDLS_DISCOVERY_REQ: | |
4516 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4517 | break; | |
4518 | case NL80211_TDLS_SETUP: | |
4519 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4520 | break; | |
4521 | case NL80211_TDLS_TEARDOWN: | |
4522 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4523 | break; | |
4524 | default: | |
4525 | brcmf_err("unsupported operation: %d\n", oper); | |
4526 | ret = -EOPNOTSUPP; | |
4527 | } | |
4528 | return ret; | |
4529 | } | |
4530 | ||
4531 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4532 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4533 | enum nl80211_tdls_operation oper) |
4534 | { | |
4535 | struct brcmf_if *ifp; | |
4536 | struct brcmf_tdls_iovar_le info; | |
4537 | int ret = 0; | |
4538 | ||
4539 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4540 | if (ret < 0) | |
4541 | return ret; | |
4542 | ||
4543 | ifp = netdev_priv(ndev); | |
4544 | memset(&info, 0, sizeof(info)); | |
4545 | info.mode = (u8)ret; | |
4546 | if (peer) | |
4547 | memcpy(info.ea, peer, ETH_ALEN); | |
4548 | ||
4549 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4550 | &info, sizeof(info)); | |
4551 | if (ret < 0) | |
4552 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4553 | ||
4554 | return ret; | |
4555 | } | |
4556 | ||
5b435de0 | 4557 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4558 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4559 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4560 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4561 | .scan = brcmf_cfg80211_scan, | |
4562 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4563 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4564 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4565 | .get_station = brcmf_cfg80211_get_station, | |
4566 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4567 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4568 | .add_key = brcmf_cfg80211_add_key, | |
4569 | .del_key = brcmf_cfg80211_del_key, | |
4570 | .get_key = brcmf_cfg80211_get_key, | |
4571 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4572 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4573 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4574 | .connect = brcmf_cfg80211_connect, |
4575 | .disconnect = brcmf_cfg80211_disconnect, | |
4576 | .suspend = brcmf_cfg80211_suspend, | |
4577 | .resume = brcmf_cfg80211_resume, | |
4578 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4579 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4580 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4581 | .start_ap = brcmf_cfg80211_start_ap, |
4582 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4583 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4584 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4585 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4586 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4587 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4588 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4589 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4590 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4591 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4592 | .start_p2p_device = brcmf_p2p_start_device, |
4593 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4594 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4595 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4596 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4597 | }; |
4598 | ||
3eacf866 | 4599 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4600 | enum nl80211_iftype type, |
4601 | bool pm_block) | |
3eacf866 | 4602 | { |
a44aa400 | 4603 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4604 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4605 | bool mbss; |
5b435de0 | 4606 | |
33a6b157 | 4607 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4608 | sizeof(*vif)); |
3eacf866 AS |
4609 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4610 | if (!vif) | |
4611 | return ERR_PTR(-ENOMEM); | |
4612 | ||
4613 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4614 | vif->wdev.iftype = type; |
5b435de0 | 4615 | |
3eacf866 AS |
4616 | vif->pm_block = pm_block; |
4617 | vif->roam_off = -1; | |
4618 | ||
6ac4f4ed AS |
4619 | brcmf_init_prof(&vif->profile); |
4620 | ||
a44aa400 HM |
4621 | if (type == NL80211_IFTYPE_AP) { |
4622 | mbss = false; | |
4623 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4624 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4625 | mbss = true; | |
4626 | break; | |
4627 | } | |
4628 | } | |
4629 | vif->mbss = mbss; | |
4630 | } | |
4631 | ||
3eacf866 | 4632 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4633 | return vif; |
5b435de0 AS |
4634 | } |
4635 | ||
427dec5f | 4636 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4637 | { |
3eacf866 | 4638 | list_del(&vif->list); |
3eacf866 | 4639 | kfree(vif); |
5b435de0 AS |
4640 | } |
4641 | ||
9df4d542 AS |
4642 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4643 | { | |
4644 | struct brcmf_cfg80211_vif *vif; | |
4645 | struct brcmf_if *ifp; | |
4646 | ||
4647 | ifp = netdev_priv(ndev); | |
4648 | vif = ifp->vif; | |
4649 | ||
4650 | brcmf_free_vif(vif); | |
4651 | free_netdev(ndev); | |
4652 | } | |
4653 | ||
903e0eee | 4654 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4655 | { |
5c36b99a AS |
4656 | u32 event = e->event_code; |
4657 | u32 status = e->status; | |
5b435de0 AS |
4658 | |
4659 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4660 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4661 | return true; |
4662 | } | |
4663 | ||
4664 | return false; | |
4665 | } | |
4666 | ||
903e0eee | 4667 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4668 | { |
5c36b99a AS |
4669 | u32 event = e->event_code; |
4670 | u16 flags = e->flags; | |
5b435de0 | 4671 | |
68ca395f HM |
4672 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4673 | (event == BRCMF_E_DISASSOC_IND) || | |
4674 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4675 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4676 | return true; |
4677 | } | |
4678 | return false; | |
4679 | } | |
4680 | ||
27a68fe3 | 4681 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4682 | const struct brcmf_event_msg *e) |
4683 | { | |
5c36b99a AS |
4684 | u32 event = e->event_code; |
4685 | u32 status = e->status; | |
5b435de0 AS |
4686 | |
4687 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4688 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4689 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4690 | return true; |
4691 | } | |
4692 | ||
4693 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4694 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4695 | return true; |
4696 | } | |
4697 | ||
4698 | return false; | |
4699 | } | |
4700 | ||
27a68fe3 | 4701 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4702 | { |
27a68fe3 | 4703 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4704 | |
4705 | kfree(conn_info->req_ie); | |
4706 | conn_info->req_ie = NULL; | |
4707 | conn_info->req_ie_len = 0; | |
4708 | kfree(conn_info->resp_ie); | |
4709 | conn_info->resp_ie = NULL; | |
4710 | conn_info->resp_ie_len = 0; | |
4711 | } | |
4712 | ||
89286dc9 HM |
4713 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4714 | struct brcmf_if *ifp) | |
5b435de0 | 4715 | { |
c4e382d2 | 4716 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4717 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4718 | u32 req_len; |
4719 | u32 resp_len; | |
4720 | s32 err = 0; | |
4721 | ||
27a68fe3 | 4722 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4723 | |
ac24be6f AS |
4724 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4725 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4726 | if (err) { |
57d6e91a | 4727 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4728 | return err; |
4729 | } | |
c4e382d2 | 4730 | assoc_info = |
27a68fe3 | 4731 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4732 | req_len = le32_to_cpu(assoc_info->req_len); |
4733 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4734 | if (req_len) { |
ac24be6f | 4735 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4736 | cfg->extra_buf, |
4737 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4738 | if (err) { |
57d6e91a | 4739 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4740 | return err; |
4741 | } | |
4742 | conn_info->req_ie_len = req_len; | |
4743 | conn_info->req_ie = | |
27a68fe3 | 4744 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4745 | GFP_KERNEL); |
4746 | } else { | |
4747 | conn_info->req_ie_len = 0; | |
4748 | conn_info->req_ie = NULL; | |
4749 | } | |
4750 | if (resp_len) { | |
ac24be6f | 4751 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4752 | cfg->extra_buf, |
4753 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4754 | if (err) { |
57d6e91a | 4755 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4756 | return err; |
4757 | } | |
4758 | conn_info->resp_ie_len = resp_len; | |
4759 | conn_info->resp_ie = | |
27a68fe3 | 4760 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4761 | GFP_KERNEL); |
4762 | } else { | |
4763 | conn_info->resp_ie_len = 0; | |
4764 | conn_info->resp_ie = NULL; | |
4765 | } | |
16886735 AS |
4766 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4767 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4768 | |
4769 | return err; | |
4770 | } | |
4771 | ||
4772 | static s32 | |
27a68fe3 | 4773 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4774 | struct net_device *ndev, |
4775 | const struct brcmf_event_msg *e) | |
4776 | { | |
c1179033 AS |
4777 | struct brcmf_if *ifp = netdev_priv(ndev); |
4778 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4779 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4780 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4781 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4782 | struct ieee80211_supported_band *band; |
a180b83b | 4783 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4784 | struct brcmu_chan ch; |
5b435de0 AS |
4785 | u32 freq; |
4786 | s32 err = 0; | |
a180b83b | 4787 | u8 *buf; |
5b435de0 | 4788 | |
d96b801f | 4789 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4790 | |
89286dc9 | 4791 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4792 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4793 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4794 | |
a180b83b FL |
4795 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4796 | if (buf == NULL) { | |
4797 | err = -ENOMEM; | |
4798 | goto done; | |
4799 | } | |
4800 | ||
4801 | /* data sent to dongle has to be little endian */ | |
4802 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4803 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4804 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4805 | |
4806 | if (err) | |
4807 | goto done; | |
5b435de0 | 4808 | |
a180b83b | 4809 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4810 | ch.chspec = le16_to_cpu(bi->chanspec); |
4811 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4812 | |
83cf17aa | 4813 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4814 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4815 | else | |
4816 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4817 | ||
83cf17aa | 4818 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4819 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4820 | ||
a180b83b FL |
4821 | done: |
4822 | kfree(buf); | |
06bb123e | 4823 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4824 | conn_info->req_ie, conn_info->req_ie_len, |
4825 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4826 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4827 | |
c1179033 | 4828 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4829 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4830 | return err; |
4831 | } | |
4832 | ||
4833 | static s32 | |
27a68fe3 | 4834 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4835 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4836 | bool completed) | |
4837 | { | |
c1179033 AS |
4838 | struct brcmf_if *ifp = netdev_priv(ndev); |
4839 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4840 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4841 | |
d96b801f | 4842 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4843 | |
c1179033 AS |
4844 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4845 | &ifp->vif->sme_state)) { | |
5b435de0 | 4846 | if (completed) { |
89286dc9 | 4847 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4848 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4849 | brcmf_update_bss_info(cfg, ifp); |
4850 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4851 | &ifp->vif->sme_state); | |
5b435de0 AS |
4852 | } |
4853 | cfg80211_connect_result(ndev, | |
06bb123e | 4854 | (u8 *)profile->bssid, |
5b435de0 AS |
4855 | conn_info->req_ie, |
4856 | conn_info->req_ie_len, | |
4857 | conn_info->resp_ie, | |
4858 | conn_info->resp_ie_len, | |
4859 | completed ? WLAN_STATUS_SUCCESS : | |
4860 | WLAN_STATUS_AUTH_TIMEOUT, | |
4861 | GFP_KERNEL); | |
16886735 AS |
4862 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4863 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4864 | } |
d96b801f | 4865 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4866 | return 0; |
5b435de0 AS |
4867 | } |
4868 | ||
4869 | static s32 | |
27a68fe3 | 4870 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4871 | struct net_device *ndev, |
4872 | const struct brcmf_event_msg *e, void *data) | |
4873 | { | |
a44aa400 | 4874 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 4875 | static int generation; |
5c36b99a AS |
4876 | u32 event = e->event_code; |
4877 | u32 reason = e->reason; | |
1a873342 HM |
4878 | struct station_info sinfo; |
4879 | ||
16886735 | 4880 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4881 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4882 | ndev != cfg_to_ndev(cfg)) { | |
4883 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4884 | complete(&cfg->vif_disabled); | |
a44aa400 HM |
4885 | if (ifp->vif->mbss) |
4886 | brcmf_remove_interface(ifp->drvr, ifp->bssidx); | |
5f4f9f11 AS |
4887 | return 0; |
4888 | } | |
1a873342 | 4889 | |
1a873342 | 4890 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4891 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4892 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 4893 | if (!data) { |
57d6e91a | 4894 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4895 | return -EINVAL; |
4896 | } | |
4897 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4898 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4899 | generation++; |
4900 | sinfo.generation = generation; | |
7ee29602 | 4901 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4902 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4903 | (event == BRCMF_E_DEAUTH_IND) || | |
4904 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4905 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4906 | } |
7ee29602 | 4907 | return 0; |
1a873342 HM |
4908 | } |
4909 | ||
5b435de0 | 4910 | static s32 |
1993732e | 4911 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4912 | const struct brcmf_event_msg *e, void *data) |
4913 | { | |
1993732e AS |
4914 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4915 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4916 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4917 | struct ieee80211_channel *chan; |
5b435de0 AS |
4918 | s32 err = 0; |
4919 | ||
8851cce0 HM |
4920 | if ((e->event_code == BRCMF_E_DEAUTH) || |
4921 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
4922 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
4923 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
4924 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4925 | } | |
4926 | ||
967fe2c8 | 4927 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4928 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4929 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4930 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4931 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4932 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4933 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4934 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4935 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4936 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4937 | &ifp->vif->sme_state); | |
4938 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4939 | &ifp->vif->sme_state); | |
5b435de0 | 4940 | } else |
27a68fe3 | 4941 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4942 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4943 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4944 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4945 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4946 | } |
9b7a0ddc | 4947 | brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e)); |
6ac4f4ed | 4948 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4949 | if (ndev != cfg_to_ndev(cfg)) |
4950 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4951 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4952 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4953 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4954 | &ifp->vif->sme_state); | |
5b435de0 | 4955 | else |
27a68fe3 | 4956 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4957 | } |
4958 | ||
4959 | return err; | |
4960 | } | |
4961 | ||
4962 | static s32 | |
1993732e | 4963 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4964 | const struct brcmf_event_msg *e, void *data) |
4965 | { | |
1993732e | 4966 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4967 | u32 event = e->event_code; |
4968 | u32 status = e->status; | |
5b435de0 AS |
4969 | |
4970 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4971 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4972 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4973 | else |
1993732e | 4974 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4975 | } |
4976 | ||
12f32370 | 4977 | return 0; |
5b435de0 AS |
4978 | } |
4979 | ||
4980 | static s32 | |
1993732e | 4981 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4982 | const struct brcmf_event_msg *e, void *data) |
4983 | { | |
5c36b99a | 4984 | u16 flags = e->flags; |
5b435de0 AS |
4985 | enum nl80211_key_type key_type; |
4986 | ||
4987 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4988 | key_type = NL80211_KEYTYPE_GROUP; | |
4989 | else | |
4990 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4991 | ||
1993732e | 4992 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4993 | NULL, GFP_KERNEL); |
4994 | ||
4995 | return 0; | |
4996 | } | |
4997 | ||
d3c0b633 AS |
4998 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4999 | const struct brcmf_event_msg *e, void *data) | |
5000 | { | |
5001 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5002 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5003 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5004 | struct brcmf_cfg80211_vif *vif; | |
5005 | ||
5006 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
5007 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
5008 | ifevent->bssidx); | |
5009 | ||
d3c0b633 AS |
5010 | mutex_lock(&event->vif_event_lock); |
5011 | event->action = ifevent->action; | |
5012 | vif = event->vif; | |
5013 | ||
5014 | switch (ifevent->action) { | |
5015 | case BRCMF_E_IF_ADD: | |
5016 | /* waiting process may have timed out */ | |
dc4a787c WY |
5017 | if (!cfg->vif_event.vif) { |
5018 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5019 | return -EBADF; |
dc4a787c | 5020 | } |
d3c0b633 AS |
5021 | |
5022 | ifp->vif = vif; | |
5023 | vif->ifp = ifp; | |
01b8e7db AS |
5024 | if (ifp->ndev) { |
5025 | vif->wdev.netdev = ifp->ndev; | |
5026 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5027 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5028 | } | |
d3c0b633 AS |
5029 | mutex_unlock(&event->vif_event_lock); |
5030 | wake_up(&event->vif_wq); | |
4b3a89de | 5031 | return 0; |
d3c0b633 AS |
5032 | |
5033 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5034 | mutex_unlock(&event->vif_event_lock); |
5035 | /* event may not be upon user request */ | |
5036 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5037 | wake_up(&event->vif_wq); | |
5038 | return 0; | |
5039 | ||
7a5c1f64 HM |
5040 | case BRCMF_E_IF_CHANGE: |
5041 | mutex_unlock(&event->vif_event_lock); | |
5042 | wake_up(&event->vif_wq); | |
5043 | return 0; | |
5044 | ||
d3c0b633 AS |
5045 | default: |
5046 | mutex_unlock(&event->vif_event_lock); | |
5047 | break; | |
5048 | } | |
5049 | return -EINVAL; | |
5050 | } | |
5051 | ||
5b435de0 AS |
5052 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5053 | { | |
5b435de0 AS |
5054 | conf->frag_threshold = (u32)-1; |
5055 | conf->rts_threshold = (u32)-1; | |
5056 | conf->retry_short = (u32)-1; | |
5057 | conf->retry_long = (u32)-1; | |
5058 | conf->tx_power = -1; | |
5059 | } | |
5060 | ||
5c36b99a | 5061 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5062 | { |
5c36b99a AS |
5063 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5064 | brcmf_notify_connect_status); | |
5065 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5066 | brcmf_notify_connect_status); | |
5067 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5068 | brcmf_notify_connect_status); | |
5069 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5070 | brcmf_notify_connect_status); | |
5071 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5072 | brcmf_notify_connect_status); | |
5073 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5074 | brcmf_notify_connect_status); | |
5075 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5076 | brcmf_notify_roaming_status); | |
5077 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5078 | brcmf_notify_mic_status); | |
5079 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5080 | brcmf_notify_connect_status); | |
5081 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5082 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5083 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5084 | brcmf_notify_vif_event); | |
0de8aace | 5085 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5086 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5087 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5088 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5089 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5090 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5091 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5092 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5093 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5094 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5095 | } |
5096 | ||
27a68fe3 AS |
5097 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5098 | { | |
27a68fe3 AS |
5099 | kfree(cfg->conf); |
5100 | cfg->conf = NULL; | |
27a68fe3 AS |
5101 | kfree(cfg->escan_ioctl_buf); |
5102 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
5103 | kfree(cfg->extra_buf); |
5104 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
5105 | kfree(cfg->pmk_list); |
5106 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
5107 | } |
5108 | ||
5109 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5110 | { | |
27a68fe3 AS |
5111 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5112 | if (!cfg->conf) | |
5b435de0 | 5113 | goto init_priv_mem_out; |
27a68fe3 AS |
5114 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5115 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5116 | goto init_priv_mem_out; |
27a68fe3 AS |
5117 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5118 | if (!cfg->extra_buf) | |
5b435de0 | 5119 | goto init_priv_mem_out; |
27a68fe3 AS |
5120 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
5121 | if (!cfg->pmk_list) | |
5b435de0 AS |
5122 | goto init_priv_mem_out; |
5123 | ||
5124 | return 0; | |
5125 | ||
5126 | init_priv_mem_out: | |
27a68fe3 | 5127 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5128 | |
5129 | return -ENOMEM; | |
5130 | } | |
5131 | ||
27a68fe3 | 5132 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5133 | { |
5134 | s32 err = 0; | |
5135 | ||
27a68fe3 AS |
5136 | cfg->scan_request = NULL; |
5137 | cfg->pwr_save = true; | |
68ca395f HM |
5138 | cfg->active_scan = true; /* we do active scan per default */ |
5139 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5140 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5141 | if (err) |
5142 | return err; | |
5c36b99a | 5143 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5144 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5145 | brcmf_init_escan(cfg); |
5146 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5147 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5148 | return err; |
5149 | } | |
5150 | ||
27a68fe3 | 5151 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5152 | { |
27a68fe3 | 5153 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5154 | brcmf_abort_scanning(cfg); |
5155 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5156 | } |
5157 | ||
d3c0b633 AS |
5158 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5159 | { | |
5160 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5161 | mutex_init(&event->vif_event_lock); |
5162 | } | |
5163 | ||
5b435de0 | 5164 | static s32 |
68ca395f | 5165 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5166 | { |
5b435de0 | 5167 | s32 err = 0; |
f588bc0c AS |
5168 | __le32 roamtrigger[2]; |
5169 | __le32 roam_delta[2]; | |
5b435de0 AS |
5170 | |
5171 | /* | |
5172 | * Setup timeout if Beacons are lost and roam is | |
5173 | * off to report link down | |
5174 | */ | |
68ca395f | 5175 | if (brcmf_roamoff) { |
ac24be6f | 5176 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5177 | if (err) { |
57d6e91a | 5178 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5179 | goto dongle_rom_out; |
5180 | } | |
5181 | } | |
5182 | ||
5183 | /* | |
5184 | * Enable/Disable built-in roaming to allow supplicant | |
5185 | * to take care of roaming | |
5186 | */ | |
68ca395f HM |
5187 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5188 | brcmf_roamoff ? "Off" : "On"); | |
5189 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5190 | if (err) { |
57d6e91a | 5191 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5192 | goto dongle_rom_out; |
5193 | } | |
5194 | ||
f588bc0c AS |
5195 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5196 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5197 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5198 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5199 | if (err) { |
57d6e91a | 5200 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5201 | goto dongle_rom_out; |
5202 | } | |
5203 | ||
f588bc0c AS |
5204 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5205 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5206 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5207 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5208 | if (err) { |
57d6e91a | 5209 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5210 | goto dongle_rom_out; |
5211 | } | |
5212 | ||
5213 | dongle_rom_out: | |
5214 | return err; | |
5215 | } | |
5216 | ||
5217 | static s32 | |
40a23296 | 5218 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5219 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5220 | { |
5221 | s32 err = 0; | |
5222 | ||
ac24be6f | 5223 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5224 | scan_assoc_time); |
5b435de0 AS |
5225 | if (err) { |
5226 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5227 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5228 | else |
57d6e91a | 5229 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5230 | goto dongle_scantime_out; |
5231 | } | |
ac24be6f | 5232 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5233 | scan_unassoc_time); |
5b435de0 AS |
5234 | if (err) { |
5235 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5236 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5237 | else |
57d6e91a | 5238 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5239 | goto dongle_scantime_out; |
5240 | } | |
5241 | ||
ac24be6f | 5242 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5243 | scan_passive_time); |
5b435de0 AS |
5244 | if (err) { |
5245 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5246 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5247 | else |
57d6e91a | 5248 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5249 | goto dongle_scantime_out; |
5250 | } | |
5251 | ||
5252 | dongle_scantime_out: | |
5253 | return err; | |
5254 | } | |
5255 | ||
b48d8916 AS |
5256 | /* Filter the list of channels received from firmware counting only |
5257 | * the 20MHz channels. The wiphy band data only needs those which get | |
5258 | * flagged to indicate if they can take part in higher bandwidth. | |
5259 | */ | |
5260 | static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info *cfg, | |
5261 | struct brcmf_chanspec_list *chlist, | |
5262 | u32 chcnt[]) | |
5263 | { | |
5264 | u32 total = le32_to_cpu(chlist->count); | |
5265 | struct brcmu_chan ch; | |
5266 | int i; | |
5267 | ||
f8adaf0a | 5268 | for (i = 0; i < total; i++) { |
b48d8916 AS |
5269 | ch.chspec = (u16)le32_to_cpu(chlist->element[i]); |
5270 | cfg->d11inf.decchspec(&ch); | |
5271 | ||
5272 | /* Firmware gives a ordered list. We skip non-20MHz | |
5273 | * channels is 2G. For 5G we can abort upon reaching | |
5274 | * a non-20MHz channel in the list. | |
5275 | */ | |
5276 | if (ch.bw != BRCMU_CHAN_BW_20) { | |
5277 | if (ch.band == BRCMU_CHAN_BAND_5G) | |
5278 | break; | |
5279 | else | |
5280 | continue; | |
5281 | } | |
5282 | ||
5283 | if (ch.band == BRCMU_CHAN_BAND_2G) | |
5284 | chcnt[0] += 1; | |
5285 | else if (ch.band == BRCMU_CHAN_BAND_5G) | |
5286 | chcnt[1] += 1; | |
5287 | } | |
5288 | } | |
5289 | ||
5290 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, | |
5291 | struct brcmu_chan *ch) | |
5292 | { | |
5293 | u32 ht40_flag; | |
d48200ba | 5294 | |
b48d8916 AS |
5295 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5296 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5297 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5298 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5299 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5300 | } else { | |
5301 | /* It should be one of | |
5302 | * IEEE80211_CHAN_NO_HT40 or | |
5303 | * IEEE80211_CHAN_NO_HT40PLUS | |
5304 | */ | |
5305 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5306 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5307 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5308 | } | |
5309 | } | |
5310 | ||
5311 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5312 | u32 bw_cap[]) | |
d48200ba HM |
5313 | { |
5314 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5315 | struct ieee80211_supported_band *band; |
5316 | struct ieee80211_channel *channel; | |
5317 | struct wiphy *wiphy; | |
d48200ba | 5318 | struct brcmf_chanspec_list *list; |
83cf17aa | 5319 | struct brcmu_chan ch; |
b48d8916 | 5320 | int err; |
d48200ba HM |
5321 | u8 *pbuf; |
5322 | u32 i, j; | |
5323 | u32 total; | |
b48d8916 AS |
5324 | u32 chaninfo; |
5325 | u32 chcnt[2] = { 0, 0 }; | |
d48200ba | 5326 | u32 index; |
d48200ba HM |
5327 | |
5328 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5329 | ||
5330 | if (pbuf == NULL) | |
5331 | return -ENOMEM; | |
5332 | ||
5333 | list = (struct brcmf_chanspec_list *)pbuf; | |
5334 | ||
5335 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5336 | BRCMF_DCMD_MEDLEN); | |
5337 | if (err) { | |
5338 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5339 | goto fail_pbuf; |
d48200ba HM |
5340 | } |
5341 | ||
b48d8916 AS |
5342 | brcmf_count_20mhz_channels(cfg, list, chcnt); |
5343 | wiphy = cfg_to_wiphy(cfg); | |
5344 | if (chcnt[0]) { | |
5345 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
5346 | GFP_KERNEL); | |
5347 | if (band == NULL) { | |
5348 | err = -ENOMEM; | |
5349 | goto fail_pbuf; | |
5350 | } | |
5351 | band->channels = kcalloc(chcnt[0], sizeof(*channel), | |
5352 | GFP_KERNEL); | |
5353 | if (band->channels == NULL) { | |
5354 | kfree(band); | |
5355 | err = -ENOMEM; | |
5356 | goto fail_pbuf; | |
5357 | } | |
5358 | band->n_channels = 0; | |
5359 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
5360 | } | |
5361 | if (chcnt[1]) { | |
5362 | band = kmemdup(&__wl_band_5ghz_a, sizeof(__wl_band_5ghz_a), | |
5363 | GFP_KERNEL); | |
5364 | if (band == NULL) { | |
5365 | err = -ENOMEM; | |
5366 | goto fail_band2g; | |
5367 | } | |
5368 | band->channels = kcalloc(chcnt[1], sizeof(*channel), | |
5369 | GFP_KERNEL); | |
5370 | if (band->channels == NULL) { | |
5371 | kfree(band); | |
5372 | err = -ENOMEM; | |
5373 | goto fail_band2g; | |
5374 | } | |
5375 | band->n_channels = 0; | |
5376 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
5377 | } | |
d48200ba HM |
5378 | |
5379 | total = le32_to_cpu(list->count); | |
5380 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5381 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5382 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5383 | |
83cf17aa | 5384 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5385 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5386 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5387 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5388 | } else { |
2375d970 | 5389 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5390 | continue; |
5391 | } | |
b48d8916 | 5392 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5393 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5394 | continue; |
b48d8916 | 5395 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5396 | ch.bw == BRCMU_CHAN_BW_80) |
5397 | continue; | |
b48d8916 AS |
5398 | |
5399 | channel = band->channels; | |
5400 | index = band->n_channels; | |
5401 | for (j = 0; j < band->n_channels; j++) { | |
5402 | if (channel[j].hw_value == ch.chnum) { | |
5403 | index = j; | |
d48200ba HM |
5404 | break; |
5405 | } | |
5406 | } | |
b48d8916 AS |
5407 | channel[index].center_freq = |
5408 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5409 | channel[index].hw_value = ch.chnum; | |
5410 | ||
5411 | /* assuming the chanspecs order is HT20, | |
5412 | * HT40 upper, HT40 lower, and VHT80. | |
5413 | */ | |
5414 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5415 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5416 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5417 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5418 | } else { | |
5419 | /* disable other bandwidths for now as mentioned | |
5420 | * order assure they are enabled for subsequent | |
5421 | * chanspecs. | |
ee942ecc | 5422 | */ |
b48d8916 AS |
5423 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5424 | IEEE80211_CHAN_NO_80MHZ; | |
5425 | ch.bw = BRCMU_CHAN_BW_20; | |
5426 | cfg->d11inf.encchspec(&ch); | |
5427 | chaninfo = ch.chspec; | |
5428 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5429 | &chaninfo); | |
5430 | if (!err) { | |
5431 | if (chaninfo & WL_CHAN_RADAR) | |
5432 | channel[index].flags |= | |
5433 | (IEEE80211_CHAN_RADAR | | |
5434 | IEEE80211_CHAN_NO_IR); | |
5435 | if (chaninfo & WL_CHAN_PASSIVE) | |
5436 | channel[index].flags |= | |
5437 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5438 | } |
d48200ba | 5439 | } |
b48d8916 AS |
5440 | if (index == band->n_channels) |
5441 | band->n_channels++; | |
d48200ba | 5442 | } |
b48d8916 AS |
5443 | kfree(pbuf); |
5444 | return 0; | |
5445 | ||
5446 | fail_band2g: | |
5447 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5448 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5449 | wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; | |
5450 | fail_pbuf: | |
d48200ba HM |
5451 | kfree(pbuf); |
5452 | return err; | |
5453 | } | |
5454 | ||
b48d8916 | 5455 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5456 | { |
b48d8916 AS |
5457 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5458 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5459 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5460 | struct brcmf_chanspec_list *list; |
5461 | u8 *pbuf; | |
aa70b4fa AS |
5462 | u32 val; |
5463 | int err; | |
b48d8916 AS |
5464 | struct brcmu_chan ch; |
5465 | u32 num_chan; | |
5466 | int i, j; | |
aa70b4fa AS |
5467 | |
5468 | /* verify support for bw_cap command */ | |
5469 | val = WLC_BAND_5G; | |
5470 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5471 | ||
5472 | if (!err) { | |
5473 | /* only set 2G bandwidth using bw_cap command */ | |
5474 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5475 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5476 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5477 | sizeof(band_bwcap)); | |
5478 | } else { | |
5479 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5480 | val = WLC_N_BW_40ALL; | |
5481 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5482 | } | |
b48d8916 AS |
5483 | |
5484 | if (!err) { | |
5485 | /* update channel info in 2G band */ | |
5486 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5487 | ||
5488 | if (pbuf == NULL) | |
5489 | return -ENOMEM; | |
5490 | ||
5491 | ch.band = BRCMU_CHAN_BAND_2G; | |
5492 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5493 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5494 | ch.chnum = 0; |
5495 | cfg->d11inf.encchspec(&ch); | |
5496 | ||
5497 | /* pass encoded chanspec in query */ | |
5498 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5499 | ||
5500 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5501 | BRCMF_DCMD_MEDLEN); | |
5502 | if (err) { | |
5503 | brcmf_err("get chanspecs error (%d)\n", err); | |
5504 | kfree(pbuf); | |
5505 | return err; | |
5506 | } | |
5507 | ||
5508 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5509 | list = (struct brcmf_chanspec_list *)pbuf; | |
5510 | num_chan = le32_to_cpu(list->count); | |
5511 | for (i = 0; i < num_chan; i++) { | |
5512 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5513 | cfg->d11inf.decchspec(&ch); | |
5514 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5515 | continue; | |
5516 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5517 | continue; | |
5518 | for (j = 0; j < band->n_channels; j++) { | |
5519 | if (band->channels[j].hw_value == ch.chnum) | |
5520 | break; | |
5521 | } | |
5522 | if (WARN_ON(j == band->n_channels)) | |
5523 | continue; | |
5524 | ||
5525 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5526 | } | |
fac7d2a3 | 5527 | kfree(pbuf); |
b48d8916 | 5528 | } |
aa70b4fa AS |
5529 | return err; |
5530 | } | |
5531 | ||
2375d970 AS |
5532 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5533 | { | |
5534 | u32 band, mimo_bwcap; | |
5535 | int err; | |
5536 | ||
5537 | band = WLC_BAND_2G; | |
5538 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5539 | if (!err) { | |
5540 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5541 | band = WLC_BAND_5G; | |
5542 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5543 | if (!err) { | |
5544 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5545 | return; | |
5546 | } | |
5547 | WARN_ON(1); | |
5548 | return; | |
5549 | } | |
5550 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5551 | mimo_bwcap = 0; | |
5552 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5553 | if (err) | |
5554 | /* assume 20MHz if firmware does not give a clue */ | |
5555 | mimo_bwcap = WLC_N_BW_20ALL; | |
5556 | ||
5557 | switch (mimo_bwcap) { | |
5558 | case WLC_N_BW_40ALL: | |
5559 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5560 | /* fall-thru */ | |
5561 | case WLC_N_BW_20IN2G_40IN5G: | |
5562 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5563 | /* fall-thru */ | |
5564 | case WLC_N_BW_20ALL: | |
5565 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5566 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5567 | break; | |
5568 | default: | |
5569 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5570 | } | |
5571 | } | |
d48200ba | 5572 | |
18d6c535 AS |
5573 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5574 | u32 bw_cap[2], u32 nchain) | |
5575 | { | |
5576 | band->ht_cap.ht_supported = true; | |
5577 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5578 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5579 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5580 | } | |
5581 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5582 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5583 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5584 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5585 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5586 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5587 | } | |
5588 | ||
5589 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5590 | { | |
5591 | u16 mcs_map; | |
5592 | int i; | |
5593 | ||
5594 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5595 | mcs_map = (mcs_map << 2) | supp; | |
5596 | ||
5597 | return cpu_to_le16(mcs_map); | |
5598 | } | |
5599 | ||
5600 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5601 | u32 bw_cap[2], u32 nchain) | |
5602 | { | |
5603 | __le16 mcs_map; | |
5604 | ||
5605 | /* not allowed in 2.4G band */ | |
5606 | if (band->band == IEEE80211_BAND_2GHZ) | |
5607 | return; | |
5608 | ||
5609 | band->vht_cap.vht_supported = true; | |
5610 | /* 80MHz is mandatory */ | |
5611 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5612 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5613 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5614 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5615 | } | |
5616 | /* all support 256-QAM */ | |
5617 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5618 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5619 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5620 | } | |
5621 | ||
b48d8916 | 5622 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5623 | { |
b48d8916 | 5624 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5625 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5626 | u32 nmode = 0; |
5627 | u32 vhtmode = 0; | |
b48d8916 | 5628 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5629 | u32 rxchain; |
5630 | u32 nchain; | |
b48d8916 | 5631 | int err; |
d48200ba | 5632 | s32 i; |
2375d970 | 5633 | struct ieee80211_supported_band *band; |
5b435de0 | 5634 | |
18d6c535 | 5635 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5636 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5637 | if (err) { | |
5638 | brcmf_err("nmode error (%d)\n", err); | |
5639 | } else { | |
2375d970 | 5640 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5641 | } |
18d6c535 AS |
5642 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5643 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5644 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5645 | |
4aca7a18 DK |
5646 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5647 | if (err) { | |
5648 | brcmf_err("rxchain error (%d)\n", err); | |
5649 | nchain = 1; | |
5650 | } else { | |
5651 | for (nchain = 0; rxchain; nchain++) | |
5652 | rxchain = rxchain & (rxchain - 1); | |
5653 | } | |
5654 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5655 | ||
b48d8916 | 5656 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5657 | if (err) { |
b48d8916 | 5658 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5659 | return err; |
5660 | } | |
5661 | ||
b48d8916 AS |
5662 | wiphy = cfg_to_wiphy(cfg); |
5663 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5664 | band = wiphy->bands[i]; | |
5665 | if (band == NULL) | |
2375d970 | 5666 | continue; |
d48200ba | 5667 | |
18d6c535 AS |
5668 | if (nmode) |
5669 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5670 | if (vhtmode) | |
5671 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5672 | } |
5673 | ||
b48d8916 | 5674 | return 0; |
5b435de0 AS |
5675 | } |
5676 | ||
a44aa400 HM |
5677 | static const struct ieee80211_iface_limit brcmf_iface_limits_mbss[] = { |
5678 | { | |
5679 | .max = 1, | |
5680 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5681 | BIT(NL80211_IFTYPE_ADHOC) | |
5682 | }, | |
5683 | { | |
5684 | .max = 4, | |
5685 | .types = BIT(NL80211_IFTYPE_AP) | |
5686 | }, | |
5687 | { | |
5688 | .max = 1, | |
5689 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5690 | BIT(NL80211_IFTYPE_P2P_GO) | |
5691 | }, | |
5692 | { | |
5693 | .max = 1, | |
5694 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5695 | } | |
5696 | }; | |
5697 | ||
5698 | static const struct ieee80211_iface_limit brcmf_iface_limits_sbss[] = { | |
aa70b4fa AS |
5699 | { |
5700 | .max = 2, | |
5701 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5702 | BIT(NL80211_IFTYPE_ADHOC) | | |
5703 | BIT(NL80211_IFTYPE_AP) | |
5704 | }, | |
5705 | { | |
5706 | .max = 1, | |
5707 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5708 | BIT(NL80211_IFTYPE_P2P_GO) | |
5709 | }, | |
5710 | { | |
5711 | .max = 1, | |
5712 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5713 | } | |
5714 | }; | |
5715 | static struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
5716 | { | |
5717 | .max_interfaces = BRCMF_IFACE_MAX_CNT, | |
5718 | .num_different_channels = 1, | |
a44aa400 HM |
5719 | .n_limits = ARRAY_SIZE(brcmf_iface_limits_sbss), |
5720 | .limits = brcmf_iface_limits_sbss, | |
aa70b4fa AS |
5721 | } |
5722 | }; | |
5723 | ||
5724 | static const struct ieee80211_txrx_stypes | |
5725 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5726 | [NL80211_IFTYPE_STATION] = { | |
5727 | .tx = 0xffff, | |
5728 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5729 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5730 | }, | |
5731 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5732 | .tx = 0xffff, | |
5733 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5734 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5735 | }, | |
5736 | [NL80211_IFTYPE_P2P_GO] = { | |
5737 | .tx = 0xffff, | |
5738 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5739 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5740 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5741 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5742 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5743 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5744 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5745 | }, | |
5746 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5747 | .tx = 0xffff, | |
5748 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5749 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5750 | } | |
5751 | }; | |
5752 | ||
5753 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) | |
5754 | { | |
5755 | /* scheduled scan settings */ | |
5756 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5757 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5758 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5759 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5760 | } | |
5761 | ||
4eb3af7c HM |
5762 | #ifdef CONFIG_PM |
5763 | static const struct wiphy_wowlan_support brcmf_wowlan_support = { | |
5764 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, | |
b9a82f89 HM |
5765 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
5766 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
5767 | .pattern_min_len = 1, | |
5768 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
5769 | }; |
5770 | #endif | |
5771 | ||
5772 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy) | |
5773 | { | |
5774 | #ifdef CONFIG_PM | |
5775 | /* wowl settings */ | |
5776 | wiphy->wowlan = &brcmf_wowlan_support; | |
5777 | #endif | |
5778 | } | |
5779 | ||
b48d8916 | 5780 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5781 | { |
b48d8916 | 5782 | struct ieee80211_iface_combination ifc_combo; |
aa70b4fa AS |
5783 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5784 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5785 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
5786 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
5787 | BIT(NL80211_IFTYPE_ADHOC) | | |
5788 | BIT(NL80211_IFTYPE_AP) | | |
5789 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5790 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5791 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5792 | /* need VSDB firmware feature for concurrent channels */ | |
b48d8916 | 5793 | ifc_combo = brcmf_iface_combos[0]; |
aa70b4fa | 5794 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) |
b48d8916 | 5795 | ifc_combo.num_different_channels = 2; |
a44aa400 HM |
5796 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) { |
5797 | ifc_combo.n_limits = ARRAY_SIZE(brcmf_iface_limits_mbss), | |
5798 | ifc_combo.limits = brcmf_iface_limits_mbss; | |
5799 | } | |
b48d8916 AS |
5800 | wiphy->iface_combinations = kmemdup(&ifc_combo, |
5801 | sizeof(ifc_combo), | |
5802 | GFP_KERNEL); | |
aa70b4fa | 5803 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); |
aa70b4fa AS |
5804 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5805 | wiphy->cipher_suites = __wl_cipher_suites; | |
5806 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5807 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5808 | WIPHY_FLAG_OFFCHAN_TX | | |
5809 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5810 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5811 | if (!brcmf_roamoff) | |
5812 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5813 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5814 | wiphy->max_remain_on_channel_duration = 5000; | |
5815 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5816 | |
5817 | /* vendor commands/events support */ | |
5818 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5819 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5820 | ||
4eb3af7c HM |
5821 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
5822 | brcmf_wiphy_wowl_params(wiphy); | |
5823 | ||
b48d8916 | 5824 | return brcmf_setup_wiphybands(wiphy); |
5b435de0 AS |
5825 | } |
5826 | ||
27a68fe3 | 5827 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5828 | { |
5829 | struct net_device *ndev; | |
5830 | struct wireless_dev *wdev; | |
40a23296 | 5831 | struct brcmf_if *ifp; |
5b435de0 AS |
5832 | s32 power_mode; |
5833 | s32 err = 0; | |
5834 | ||
27a68fe3 | 5835 | if (cfg->dongle_up) |
5b435de0 AS |
5836 | return err; |
5837 | ||
27a68fe3 | 5838 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5839 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5840 | ifp = netdev_priv(ndev); |
5841 | ||
5842 | /* make sure RF is ready for work */ | |
5843 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5844 | |
40a23296 HM |
5845 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5846 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5847 | |
27a68fe3 | 5848 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5849 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5850 | if (err) |
5851 | goto default_conf_out; | |
647c9ae0 AS |
5852 | brcmf_dbg(INFO, "power save set to %s\n", |
5853 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5854 | |
68ca395f | 5855 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5856 | if (err) |
5857 | goto default_conf_out; | |
5dd161ff FL |
5858 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5859 | NULL, NULL); | |
40a23296 | 5860 | if (err) |
5b435de0 | 5861 | goto default_conf_out; |
5b435de0 | 5862 | |
b3657453 HM |
5863 | brcmf_configure_arp_offload(ifp, true); |
5864 | ||
27a68fe3 | 5865 | cfg->dongle_up = true; |
40a23296 | 5866 | default_conf_out: |
5b435de0 AS |
5867 | |
5868 | return err; | |
5869 | ||
5870 | } | |
5871 | ||
bdf5ff51 | 5872 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5873 | { |
c1179033 | 5874 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5875 | |
bdf5ff51 | 5876 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5877 | } |
5878 | ||
bdf5ff51 | 5879 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5880 | { |
bdf5ff51 | 5881 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5882 | |
5b435de0 AS |
5883 | /* |
5884 | * While going down, if associated with AP disassociate | |
5885 | * from AP to save power | |
5886 | */ | |
903e0eee | 5887 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 5888 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
5889 | |
5890 | /* Make sure WPA_Supplicant receives all the event | |
5891 | generated due to DISASSOC call to the fw to keep | |
5892 | the state fw and WPA_Supplicant state consistent | |
5893 | */ | |
5894 | brcmf_delay(500); | |
5895 | } | |
5896 | ||
27a68fe3 | 5897 | brcmf_abort_scanning(cfg); |
c1179033 | 5898 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5899 | |
5b435de0 AS |
5900 | return 0; |
5901 | } | |
5902 | ||
bdf5ff51 | 5903 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5904 | { |
bdf5ff51 AS |
5905 | struct brcmf_if *ifp = netdev_priv(ndev); |
5906 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5907 | s32 err = 0; |
5908 | ||
27a68fe3 | 5909 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5910 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5911 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5912 | |
5913 | return err; | |
5914 | } | |
5915 | ||
bdf5ff51 | 5916 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5917 | { |
bdf5ff51 AS |
5918 | struct brcmf_if *ifp = netdev_priv(ndev); |
5919 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5920 | s32 err = 0; |
5921 | ||
27a68fe3 | 5922 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5923 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5924 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5925 | |
5926 | return err; | |
5927 | } | |
5928 | ||
a7965fbb AS |
5929 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5930 | { | |
5931 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5932 | ||
5933 | return wdev->iftype; | |
5934 | } | |
5935 | ||
bfe81975 HM |
5936 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
5937 | unsigned long state) | |
9f440b7b AS |
5938 | { |
5939 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
5940 | |
5941 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5942 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 5943 | return true; |
9f440b7b | 5944 | } |
e843bb19 | 5945 | return false; |
9f440b7b | 5946 | } |
d3c0b633 AS |
5947 | |
5948 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5949 | u8 action) | |
5950 | { | |
5951 | u8 evt_action; | |
5952 | ||
5953 | mutex_lock(&event->vif_event_lock); | |
5954 | evt_action = event->action; | |
5955 | mutex_unlock(&event->vif_event_lock); | |
5956 | return evt_action == action; | |
5957 | } | |
5958 | ||
5959 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5960 | struct brcmf_cfg80211_vif *vif) | |
5961 | { | |
5962 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5963 | ||
5964 | mutex_lock(&event->vif_event_lock); | |
5965 | event->vif = vif; | |
5966 | event->action = 0; | |
5967 | mutex_unlock(&event->vif_event_lock); | |
5968 | } | |
5969 | ||
5970 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5971 | { | |
5972 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5973 | bool armed; | |
5974 | ||
5975 | mutex_lock(&event->vif_event_lock); | |
5976 | armed = event->vif != NULL; | |
5977 | mutex_unlock(&event->vif_event_lock); | |
5978 | ||
5979 | return armed; | |
5980 | } | |
5981 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5982 | u8 action, ulong timeout) | |
5983 | { | |
5984 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5985 | ||
5986 | return wait_event_timeout(event->vif_wq, | |
5987 | vif_event_equals(event, action), timeout); | |
5988 | } | |
5989 | ||
63db1a49 AS |
5990 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
5991 | struct regulatory_request *req) | |
5992 | { | |
5993 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
5994 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5995 | struct brcmf_fil_country_le ccreq; | |
5996 | int i; | |
5997 | ||
5998 | brcmf_dbg(TRACE, "enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
5999 | req->alpha2[0], req->alpha2[1]); | |
6000 | ||
6001 | /* ignore non-ISO3166 country codes */ | |
6002 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6003 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
6004 | brcmf_err("not a ISO3166 code\n"); | |
6005 | return; | |
6006 | } | |
6007 | memset(&ccreq, 0, sizeof(ccreq)); | |
6008 | ccreq.rev = cpu_to_le32(-1); | |
6009 | memcpy(ccreq.ccode, req->alpha2, sizeof(req->alpha2)); | |
6010 | brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq)); | |
6011 | } | |
6012 | ||
b48d8916 AS |
6013 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6014 | { | |
6015 | kfree(wiphy->iface_combinations); | |
6016 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6017 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6018 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6019 | } | |
6020 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6021 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6022 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6023 | } | |
6024 | wiphy_free(wiphy); | |
6025 | } | |
6026 | ||
ccfd1e81 AS |
6027 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
6028 | struct device *busdev) | |
6029 | { | |
6030 | struct net_device *ndev = drvr->iflist[0]->ndev; | |
6031 | struct brcmf_cfg80211_info *cfg; | |
6032 | struct wiphy *wiphy; | |
6033 | struct brcmf_cfg80211_vif *vif; | |
6034 | struct brcmf_if *ifp; | |
6035 | s32 err = 0; | |
6036 | s32 io_type; | |
b48d8916 | 6037 | u16 *cap = NULL; |
ccfd1e81 AS |
6038 | |
6039 | if (!ndev) { | |
6040 | brcmf_err("ndev is invalid\n"); | |
6041 | return NULL; | |
6042 | } | |
6043 | ||
6044 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6045 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6046 | if (!wiphy) { | |
6047 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6048 | return NULL; |
b48d8916 AS |
6049 | } |
6050 | set_wiphy_dev(wiphy, busdev); | |
ccfd1e81 AS |
6051 | |
6052 | cfg = wiphy_priv(wiphy); | |
6053 | cfg->wiphy = wiphy; | |
6054 | cfg->pub = drvr; | |
6055 | init_vif_event(&cfg->vif_event); | |
6056 | INIT_LIST_HEAD(&cfg->vif_list); | |
6057 | ||
6058 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6059 | if (IS_ERR(vif)) |
6060 | goto wiphy_out; | |
ccfd1e81 AS |
6061 | |
6062 | vif->ifp = ifp; | |
6063 | vif->wdev.netdev = ndev; | |
6064 | ndev->ieee80211_ptr = &vif->wdev; | |
6065 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6066 | ||
6067 | err = wl_init_priv(cfg); | |
6068 | if (err) { | |
6069 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6070 | brcmf_free_vif(vif); |
6071 | goto wiphy_out; | |
ccfd1e81 AS |
6072 | } |
6073 | ifp->vif = vif; | |
6074 | ||
b48d8916 AS |
6075 | /* determine d11 io type before wiphy setup */ |
6076 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6077 | if (err) { |
b48d8916 AS |
6078 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6079 | goto priv_out; | |
ccfd1e81 | 6080 | } |
b48d8916 AS |
6081 | cfg->d11inf.io_type = (u8)io_type; |
6082 | brcmu_d11_attach(&cfg->d11inf); | |
6083 | ||
6084 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6085 | if (err < 0) | |
6086 | goto priv_out; | |
6087 | ||
6088 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6089 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6090 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6091 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6092 | ||
6093 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6094 | * cfg80211 here that we do and have it decide we can enable | |
6095 | * it. But first check if device does support 2G operation. | |
6096 | */ | |
6097 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6098 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6099 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6100 | } | |
6101 | err = wiphy_register(wiphy); | |
6102 | if (err < 0) { | |
6103 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6104 | goto priv_out; | |
ccfd1e81 AS |
6105 | } |
6106 | ||
6107 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6108 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6109 | */ | |
b48d8916 AS |
6110 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6111 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6112 | if (!err) |
6113 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6114 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6115 | else |
6116 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6117 | } |
ccfd1e81 | 6118 | |
b48d8916 | 6119 | err = brcmf_p2p_attach(cfg); |
ccfd1e81 | 6120 | if (err) { |
b48d8916 AS |
6121 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6122 | goto wiphy_unreg_out; | |
6123 | } | |
6124 | err = brcmf_btcoex_attach(cfg); | |
6125 | if (err) { | |
6126 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6127 | brcmf_p2p_detach(&cfg->p2p); | |
6128 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6129 | } |
6130 | ||
b48d8916 | 6131 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 6132 | if (err) { |
b48d8916 AS |
6133 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
6134 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
70b7d94b HM |
6135 | } else { |
6136 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6137 | brcmf_notify_tdls_peer_event); | |
ccfd1e81 | 6138 | } |
ccfd1e81 AS |
6139 | |
6140 | return cfg; | |
6141 | ||
b48d8916 AS |
6142 | wiphy_unreg_out: |
6143 | wiphy_unregister(cfg->wiphy); | |
6144 | priv_out: | |
ccfd1e81 | 6145 | wl_deinit_priv(cfg); |
ccfd1e81 | 6146 | brcmf_free_vif(vif); |
b48d8916 AS |
6147 | wiphy_out: |
6148 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6149 | return NULL; |
6150 | } | |
6151 | ||
6152 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6153 | { | |
6154 | if (!cfg) | |
6155 | return; | |
6156 | ||
6157 | WARN_ON(!list_empty(&cfg->vif_list)); | |
6158 | wiphy_unregister(cfg->wiphy); | |
6159 | brcmf_btcoex_detach(cfg); | |
c3da74bb | 6160 | brcmf_p2p_detach(&cfg->p2p); |
ccfd1e81 | 6161 | wl_deinit_priv(cfg); |
b48d8916 | 6162 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6163 | } |