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> | |
29 | #include "dhd.h" | |
16886735 | 30 | #include "dhd_dbg.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
5b435de0 | 35 | #include "wl_cfg80211.h" |
c08437b4 | 36 | #include "feature.h" |
81f5dcb8 | 37 | #include "fwil.h" |
8851cce0 | 38 | #include "proto.h" |
1bacb048 | 39 | #include "vendor.h" |
5b435de0 | 40 | |
e5806072 AS |
41 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
42 | #define BRCMF_PNO_VERSION 2 | |
43 | #define BRCMF_PNO_TIME 30 | |
44 | #define BRCMF_PNO_REPEAT 4 | |
45 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
46 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
47 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
48 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
49 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
50 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
51 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
52 | ||
9f440b7b | 53 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 54 | |
1a873342 HM |
55 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
56 | #define WPA_OUI_TYPE 1 | |
57 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
58 | #define WME_OUI_TYPE 2 | |
89286dc9 | 59 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
60 | |
61 | #define VS_IE_FIXED_HDR_LEN 6 | |
62 | #define WPA_IE_VERSION_LEN 2 | |
63 | #define WPA_IE_MIN_OUI_LEN 4 | |
64 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
65 | ||
66 | #define WPA_CIPHER_NONE 0 /* None */ | |
67 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
68 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
69 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
70 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
71 | ||
72 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
73 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
74 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
75 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
76 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
77 | ||
78 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
79 | * string :"add", "del" (+ NUL) | |
80 | */ | |
81 | #define VNDR_IE_COUNT_OFFSET 4 | |
82 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
83 | #define VNDR_IE_VSIE_OFFSET 12 | |
84 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 85 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
86 | |
87 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
88 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 89 | |
89286dc9 HM |
90 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
91 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
92 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
93 | ||
5b435de0 AS |
94 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
95 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
96 | ||
ce81e317 | 97 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 98 | { |
c1179033 | 99 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
100 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
101 | vif->sme_state); | |
5b435de0 AS |
102 | return false; |
103 | } | |
104 | return true; | |
105 | } | |
106 | ||
5b435de0 AS |
107 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
108 | #define RATETAB_ENT(_rateid, _flags) \ | |
109 | { \ | |
110 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
111 | .hw_value = (_rateid), \ | |
112 | .flags = (_flags), \ | |
113 | } | |
114 | ||
115 | static struct ieee80211_rate __wl_rates[] = { | |
116 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
117 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
118 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
119 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
120 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
121 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
122 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
124 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
125 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
126 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
128 | }; | |
129 | ||
130 | #define wl_a_rates (__wl_rates + 4) | |
131 | #define wl_a_rates_size 8 | |
132 | #define wl_g_rates (__wl_rates + 0) | |
133 | #define wl_g_rates_size 12 | |
134 | ||
b48d8916 AS |
135 | /* Band templates duplicated per wiphy. The channel info |
136 | * is filled in after querying the device. | |
137 | */ | |
138 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 139 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
140 | .bitrates = wl_g_rates, |
141 | .n_bitrates = wl_g_rates_size, | |
142 | }; | |
143 | ||
b48d8916 | 144 | static const struct ieee80211_supported_band __wl_band_5ghz_a = { |
5b435de0 | 145 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
146 | .bitrates = wl_a_rates, |
147 | .n_bitrates = wl_a_rates_size, | |
148 | }; | |
149 | ||
d48200ba HM |
150 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
151 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
152 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
153 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
154 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
155 | * domain are to be done here. |
156 | */ | |
157 | static const struct ieee80211_regdomain brcmf_regdom = { | |
158 | .n_reg_rules = 4, | |
159 | .alpha2 = "99", | |
160 | .reg_rules = { | |
161 | /* IEEE 802.11b/g, channels 1..11 */ | |
162 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
163 | /* If any */ | |
164 | /* IEEE 802.11 channel 14 - Only JP enables | |
165 | * this and for 802.11b only | |
166 | */ | |
167 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
168 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 169 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 170 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 171 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
172 | }; |
173 | ||
174 | static const u32 __wl_cipher_suites[] = { | |
175 | WLAN_CIPHER_SUITE_WEP40, | |
176 | WLAN_CIPHER_SUITE_WEP104, | |
177 | WLAN_CIPHER_SUITE_TKIP, | |
178 | WLAN_CIPHER_SUITE_CCMP, | |
179 | WLAN_CIPHER_SUITE_AES_CMAC, | |
180 | }; | |
181 | ||
1a873342 HM |
182 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
183 | struct brcmf_vs_tlv { | |
184 | u8 id; | |
185 | u8 len; | |
186 | u8 oui[3]; | |
187 | u8 oui_type; | |
188 | }; | |
189 | ||
190 | struct parsed_vndr_ie_info { | |
191 | u8 *ie_ptr; | |
192 | u32 ie_len; /* total length including id & length field */ | |
193 | struct brcmf_vs_tlv vndrie; | |
194 | }; | |
195 | ||
196 | struct parsed_vndr_ies { | |
197 | u32 count; | |
9f440b7b | 198 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
199 | }; |
200 | ||
68ca395f HM |
201 | static int brcmf_roamoff; |
202 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
203 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
204 | ||
ef6ac17a AB |
205 | /* Quarter dBm units to mW |
206 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
207 | * Table is offset so the last entry is largest mW value that fits in | |
208 | * a u16. | |
209 | */ | |
210 | ||
211 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
212 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
213 | ||
214 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
215 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
216 | */ | |
217 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
218 | ||
219 | /* Largest mW value that will round down to the last table entry, | |
220 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
221 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
222 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
223 | */ | |
224 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
225 | ||
226 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
227 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
228 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
229 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
230 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
231 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
232 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
233 | }; | |
234 | ||
235 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
236 | { | |
237 | uint factor = 1; | |
238 | int idx = qdbm - QDBM_OFFSET; | |
239 | ||
240 | if (idx >= QDBM_TABLE_LEN) | |
241 | /* clamp to max u16 mW value */ | |
242 | return 0xFFFF; | |
243 | ||
244 | /* scale the qdBm index up to the range of the table 0-40 | |
245 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
246 | */ | |
247 | while (idx < 0) { | |
248 | idx += 40; | |
249 | factor *= 10; | |
250 | } | |
251 | ||
252 | /* return the mW value scaled down to the correct factor of 10, | |
253 | * adding in factor/2 to get proper rounding. | |
254 | */ | |
255 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
256 | } | |
257 | ||
258 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
259 | { | |
260 | u8 qdbm; | |
261 | int offset; | |
262 | uint mw_uint = mw; | |
263 | uint boundary; | |
264 | ||
265 | /* handle boundary case */ | |
266 | if (mw_uint <= 1) | |
267 | return 0; | |
268 | ||
269 | offset = QDBM_OFFSET; | |
270 | ||
271 | /* move mw into the range of the table */ | |
272 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
273 | mw_uint *= 10; | |
274 | offset -= 40; | |
275 | } | |
276 | ||
277 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
278 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
279 | nqdBm_to_mW_map[qdbm]) / 2; | |
280 | if (mw_uint < boundary) | |
281 | break; | |
282 | } | |
283 | ||
284 | qdbm += (u8) offset; | |
285 | ||
286 | return qdbm; | |
287 | } | |
288 | ||
5a394eba AS |
289 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
290 | struct cfg80211_chan_def *ch) | |
600a897d AS |
291 | { |
292 | struct brcmu_chan ch_inf; | |
293 | s32 primary_offset; | |
294 | ||
295 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
296 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
297 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
298 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
299 | switch (ch->width) { | |
300 | case NL80211_CHAN_WIDTH_20: | |
301 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
302 | WARN_ON(primary_offset != 0); | |
303 | break; | |
304 | case NL80211_CHAN_WIDTH_40: | |
305 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
306 | if (primary_offset < 0) | |
307 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
308 | else | |
309 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
310 | break; | |
311 | case NL80211_CHAN_WIDTH_80: | |
312 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
313 | if (primary_offset < 0) { | |
314 | if (primary_offset < -CH_10MHZ_APART) | |
315 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
316 | else | |
317 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
318 | } else { | |
319 | if (primary_offset > CH_10MHZ_APART) | |
320 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
321 | else | |
322 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
323 | } | |
324 | break; | |
325 | default: | |
326 | WARN_ON_ONCE(1); | |
327 | } | |
328 | switch (ch->chan->band) { | |
329 | case IEEE80211_BAND_2GHZ: | |
330 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
331 | break; | |
332 | case IEEE80211_BAND_5GHZ: | |
333 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
334 | break; | |
335 | default: | |
336 | WARN_ON_ONCE(1); | |
337 | } | |
338 | d11inf->encchspec(&ch_inf); | |
339 | ||
340 | return ch_inf.chspec; | |
341 | } | |
342 | ||
83cf17aa FL |
343 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
344 | struct ieee80211_channel *ch) | |
6e186166 | 345 | { |
83cf17aa | 346 | struct brcmu_chan ch_inf; |
6e186166 | 347 | |
83cf17aa FL |
348 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
349 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
350 | d11inf->encchspec(&ch_inf); | |
6e186166 | 351 | |
83cf17aa | 352 | return ch_inf.chspec; |
6e186166 AS |
353 | } |
354 | ||
89286dc9 HM |
355 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
356 | * triples, returning a pointer to the substring whose first element | |
357 | * matches tag | |
358 | */ | |
4b5800fe JB |
359 | const struct brcmf_tlv * |
360 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 361 | { |
4b5800fe JB |
362 | const struct brcmf_tlv *elt = buf; |
363 | int totlen = buflen; | |
89286dc9 HM |
364 | |
365 | /* find tagged parameter */ | |
366 | while (totlen >= TLV_HDR_LEN) { | |
367 | int len = elt->len; | |
368 | ||
369 | /* validate remaining totlen */ | |
370 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
371 | return elt; | |
372 | ||
373 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
374 | totlen -= (len + TLV_HDR_LEN); | |
375 | } | |
376 | ||
377 | return NULL; | |
378 | } | |
379 | ||
380 | /* Is any of the tlvs the expected entry? If | |
381 | * not update the tlvs buffer pointer/length. | |
382 | */ | |
383 | static bool | |
4b5800fe JB |
384 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
385 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
386 | { |
387 | /* If the contents match the OUI and the type */ | |
388 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
389 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
390 | type == ie[TLV_BODY_OFF + oui_len]) { | |
391 | return true; | |
392 | } | |
393 | ||
394 | if (tlvs == NULL) | |
395 | return false; | |
396 | /* point to the next ie */ | |
397 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
398 | /* calculate the length of the rest of the buffer */ | |
399 | *tlvs_len -= (int)(ie - *tlvs); | |
400 | /* update the pointer to the start of the buffer */ | |
401 | *tlvs = ie; | |
402 | ||
403 | return false; | |
404 | } | |
405 | ||
406 | static struct brcmf_vs_tlv * | |
4b5800fe | 407 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 408 | { |
4b5800fe | 409 | const struct brcmf_tlv *ie; |
89286dc9 HM |
410 | |
411 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 412 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
413 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
414 | return (struct brcmf_vs_tlv *)ie; | |
415 | } | |
416 | return NULL; | |
417 | } | |
418 | ||
419 | static struct brcmf_vs_tlv * | |
4b5800fe | 420 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 421 | { |
4b5800fe | 422 | const struct brcmf_tlv *ie; |
89286dc9 HM |
423 | |
424 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
425 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
426 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
427 | return (struct brcmf_vs_tlv *)ie; | |
428 | } | |
429 | return NULL; | |
430 | } | |
431 | ||
432 | ||
5b435de0 AS |
433 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
434 | struct brcmf_wsec_key_le *key_le) | |
435 | { | |
436 | key_le->index = cpu_to_le32(key->index); | |
437 | key_le->len = cpu_to_le32(key->len); | |
438 | key_le->algo = cpu_to_le32(key->algo); | |
439 | key_le->flags = cpu_to_le32(key->flags); | |
440 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
441 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
442 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
443 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
444 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
445 | } | |
446 | ||
f09d0c02 | 447 | static int |
2eaba7e8 | 448 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
449 | { |
450 | int err; | |
451 | struct brcmf_wsec_key_le key_le; | |
452 | ||
453 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 454 | |
81f5dcb8 HM |
455 | brcmf_netdev_wait_pend8021x(ndev); |
456 | ||
ac24be6f | 457 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 458 | sizeof(key_le)); |
f09d0c02 | 459 | |
5b435de0 | 460 | if (err) |
57d6e91a | 461 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
462 | return err; |
463 | } | |
464 | ||
b3657453 HM |
465 | static s32 |
466 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
467 | { | |
468 | s32 err; | |
469 | u32 mode; | |
470 | ||
471 | if (enable) | |
472 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
473 | else | |
474 | mode = 0; | |
475 | ||
476 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
477 | /* is simply not supported and err 0 will be returned */ | |
478 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
479 | if (err) { | |
480 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
481 | mode, err); | |
482 | err = 0; | |
483 | } else { | |
484 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
485 | if (err) { | |
486 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
487 | enable, err); | |
488 | err = 0; | |
489 | } else | |
490 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
491 | enable, mode); | |
492 | } | |
493 | ||
494 | return err; | |
495 | } | |
496 | ||
8851cce0 HM |
497 | static void |
498 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
499 | { | |
500 | struct net_device *ndev = wdev->netdev; | |
501 | struct brcmf_if *ifp = netdev_priv(ndev); | |
502 | ||
503 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
504 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
505 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
506 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
507 | ADDR_DIRECT); | |
508 | else | |
509 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
510 | ADDR_INDIRECT); | |
511 | } | |
512 | ||
967fe2c8 AS |
513 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
514 | { | |
515 | enum nl80211_iftype iftype; | |
516 | ||
517 | iftype = vif->wdev.iftype; | |
518 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
519 | } | |
520 | ||
521 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
522 | { | |
523 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
524 | } | |
525 | ||
9f440b7b AS |
526 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
527 | const char *name, | |
528 | enum nl80211_iftype type, | |
529 | u32 *flags, | |
530 | struct vif_params *params) | |
531 | { | |
8851cce0 HM |
532 | struct wireless_dev *wdev; |
533 | ||
9f440b7b AS |
534 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
535 | switch (type) { | |
536 | case NL80211_IFTYPE_ADHOC: | |
537 | case NL80211_IFTYPE_STATION: | |
538 | case NL80211_IFTYPE_AP: | |
539 | case NL80211_IFTYPE_AP_VLAN: | |
540 | case NL80211_IFTYPE_WDS: | |
541 | case NL80211_IFTYPE_MONITOR: | |
542 | case NL80211_IFTYPE_MESH_POINT: | |
543 | return ERR_PTR(-EOPNOTSUPP); | |
544 | case NL80211_IFTYPE_P2P_CLIENT: | |
545 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 546 | case NL80211_IFTYPE_P2P_DEVICE: |
8851cce0 HM |
547 | wdev = brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
548 | if (!IS_ERR(wdev)) | |
549 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
550 | return wdev; | |
9f440b7b | 551 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
552 | default: |
553 | return ERR_PTR(-EINVAL); | |
554 | } | |
555 | } | |
556 | ||
5e787f75 DK |
557 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
558 | { | |
c08437b4 | 559 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
560 | brcmf_set_mpc(ifp, mpc); |
561 | } | |
562 | ||
f96aa07e | 563 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 564 | { |
5f4f9f11 AS |
565 | s32 err = 0; |
566 | ||
567 | if (check_vif_up(ifp->vif)) { | |
568 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
569 | if (err) { | |
570 | brcmf_err("fail to set mpc\n"); | |
571 | return; | |
572 | } | |
573 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
574 | } | |
575 | } | |
576 | ||
a0f472ac AS |
577 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
578 | struct brcmf_if *ifp, bool aborted, | |
579 | bool fw_abort) | |
5f4f9f11 AS |
580 | { |
581 | struct brcmf_scan_params_le params_le; | |
582 | struct cfg80211_scan_request *scan_request; | |
583 | s32 err = 0; | |
584 | ||
585 | brcmf_dbg(SCAN, "Enter\n"); | |
586 | ||
587 | /* clear scan request, because the FW abort can cause a second call */ | |
588 | /* to this functon and might cause a double cfg80211_scan_done */ | |
589 | scan_request = cfg->scan_request; | |
590 | cfg->scan_request = NULL; | |
591 | ||
592 | if (timer_pending(&cfg->escan_timeout)) | |
593 | del_timer_sync(&cfg->escan_timeout); | |
594 | ||
595 | if (fw_abort) { | |
596 | /* Do a scan abort to stop the driver's scan engine */ | |
597 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
598 | memset(¶ms_le, 0, sizeof(params_le)); | |
599 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
600 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
601 | params_le.scan_type = 0; | |
602 | params_le.channel_num = cpu_to_le32(1); | |
603 | params_le.nprobes = cpu_to_le32(1); | |
604 | params_le.active_time = cpu_to_le32(-1); | |
605 | params_le.passive_time = cpu_to_le32(-1); | |
606 | params_le.home_time = cpu_to_le32(-1); | |
607 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
608 | params_le.channel_list[0] = cpu_to_le16(-1); | |
609 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 610 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
611 | ¶ms_le, sizeof(params_le)); |
612 | if (err) | |
613 | brcmf_err("Scan abort failed\n"); | |
614 | } | |
0f0fe990 | 615 | |
5e787f75 | 616 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 617 | |
5f4f9f11 AS |
618 | /* |
619 | * e-scan can be initiated by scheduled scan | |
620 | * which takes precedence. | |
621 | */ | |
622 | if (cfg->sched_escan) { | |
623 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
624 | cfg->sched_escan = false; | |
625 | if (!aborted) | |
626 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
627 | } else if (scan_request) { |
628 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
629 | aborted ? "Aborted" : "Done"); | |
630 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 631 | } |
6eda4e2c HM |
632 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
633 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
634 | |
635 | return err; | |
636 | } | |
637 | ||
9f440b7b AS |
638 | static |
639 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
640 | { | |
5f4f9f11 AS |
641 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
642 | struct net_device *ndev = wdev->netdev; | |
643 | ||
644 | /* vif event pending in firmware */ | |
645 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
646 | return -EBUSY; | |
647 | ||
648 | if (ndev) { | |
649 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
650 | cfg->escan_info.ifp == netdev_priv(ndev)) |
651 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
652 | true, true); | |
5f4f9f11 AS |
653 | |
654 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
655 | } | |
656 | ||
9f440b7b AS |
657 | switch (wdev->iftype) { |
658 | case NL80211_IFTYPE_ADHOC: | |
659 | case NL80211_IFTYPE_STATION: | |
660 | case NL80211_IFTYPE_AP: | |
661 | case NL80211_IFTYPE_AP_VLAN: | |
662 | case NL80211_IFTYPE_WDS: | |
663 | case NL80211_IFTYPE_MONITOR: | |
664 | case NL80211_IFTYPE_MESH_POINT: | |
665 | return -EOPNOTSUPP; | |
666 | case NL80211_IFTYPE_P2P_CLIENT: | |
667 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 668 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
669 | return brcmf_p2p_del_vif(wiphy, wdev); |
670 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
671 | default: |
672 | return -EINVAL; | |
673 | } | |
674 | return -EOPNOTSUPP; | |
675 | } | |
676 | ||
5b435de0 AS |
677 | static s32 |
678 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
679 | enum nl80211_iftype type, u32 *flags, | |
680 | struct vif_params *params) | |
681 | { | |
7a5c1f64 | 682 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 683 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 684 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 685 | s32 infra = 0; |
1a873342 | 686 | s32 ap = 0; |
5b435de0 AS |
687 | s32 err = 0; |
688 | ||
d96b801f | 689 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
690 | |
691 | switch (type) { | |
692 | case NL80211_IFTYPE_MONITOR: | |
693 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
694 | brcmf_err("type (%d) : currently we do not support this type\n", |
695 | type); | |
5b435de0 AS |
696 | return -EOPNOTSUPP; |
697 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
698 | infra = 0; |
699 | break; | |
700 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
701 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
702 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
703 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
704 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
705 | /* WAR: It is unexpected to get a change of VIF for P2P | |
706 | * IF, but it happens. The request can not be handled | |
707 | * but returning EPERM causes a crash. Returning 0 | |
708 | * without setting ieee80211_ptr->iftype causes trace | |
709 | * (WARN_ON) but it works with wpa_supplicant | |
710 | */ | |
711 | return 0; | |
712 | } | |
5b435de0 AS |
713 | infra = 1; |
714 | break; | |
1a873342 | 715 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 716 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
717 | ap = 1; |
718 | break; | |
5b435de0 AS |
719 | default: |
720 | err = -EINVAL; | |
721 | goto done; | |
722 | } | |
723 | ||
1a873342 | 724 | if (ap) { |
7a5c1f64 HM |
725 | if (type == NL80211_IFTYPE_P2P_GO) { |
726 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
727 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
728 | } | |
729 | if (!err) { | |
730 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
731 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
732 | } | |
5b435de0 | 733 | } else { |
128ce3b6 | 734 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 735 | if (err) { |
57d6e91a | 736 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
737 | err = -EAGAIN; |
738 | goto done; | |
739 | } | |
967fe2c8 | 740 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 741 | "Adhoc" : "Infra"); |
5b435de0 | 742 | } |
1a873342 | 743 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 744 | |
8851cce0 HM |
745 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
746 | ||
5b435de0 | 747 | done: |
d96b801f | 748 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
749 | |
750 | return err; | |
751 | } | |
752 | ||
83cf17aa FL |
753 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
754 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
755 | struct cfg80211_scan_request *request) |
756 | { | |
757 | u32 n_ssids; | |
758 | u32 n_channels; | |
759 | s32 i; | |
760 | s32 offset; | |
029591f3 | 761 | u16 chanspec; |
e756af5b | 762 | char *ptr; |
029591f3 | 763 | struct brcmf_ssid_le ssid_le; |
e756af5b | 764 | |
ba40d166 | 765 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
766 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
767 | params_le->scan_type = 0; | |
768 | params_le->channel_num = 0; | |
769 | params_le->nprobes = cpu_to_le32(-1); | |
770 | params_le->active_time = cpu_to_le32(-1); | |
771 | params_le->passive_time = cpu_to_le32(-1); | |
772 | params_le->home_time = cpu_to_le32(-1); | |
773 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
774 | ||
775 | /* if request is null exit so it will be all channel broadcast scan */ | |
776 | if (!request) | |
777 | return; | |
778 | ||
779 | n_ssids = request->n_ssids; | |
780 | n_channels = request->n_channels; | |
781 | /* Copy channel array if applicable */ | |
4e8a008e AS |
782 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
783 | n_channels); | |
e756af5b HM |
784 | if (n_channels > 0) { |
785 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
786 | chanspec = channel_to_chanspec(&cfg->d11inf, |
787 | request->channels[i]); | |
4e8a008e AS |
788 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
789 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 790 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
791 | } |
792 | } else { | |
4e8a008e | 793 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
794 | } |
795 | /* Copy ssid array if applicable */ | |
4e8a008e | 796 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
797 | if (n_ssids > 0) { |
798 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
799 | n_channels * sizeof(u16); | |
800 | offset = roundup(offset, sizeof(u32)); | |
801 | ptr = (char *)params_le + offset; | |
802 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
803 | memset(&ssid_le, 0, sizeof(ssid_le)); |
804 | ssid_le.SSID_len = | |
805 | cpu_to_le32(request->ssids[i].ssid_len); | |
806 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
807 | request->ssids[i].ssid_len); | |
808 | if (!ssid_le.SSID_len) | |
4e8a008e | 809 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 810 | else |
4e8a008e AS |
811 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
812 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
813 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
814 | ptr += sizeof(ssid_le); | |
e756af5b HM |
815 | } |
816 | } else { | |
4e8a008e | 817 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 818 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
819 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
820 | params_le->ssid_le.SSID, | |
821 | request->ssids->ssid_len); | |
e756af5b HM |
822 | params_le->ssid_le.SSID_len = |
823 | cpu_to_le32(request->ssids->ssid_len); | |
824 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
825 | request->ssids->ssid_len); | |
826 | } | |
827 | } | |
828 | /* Adding mask to channel numbers */ | |
829 | params_le->channel_num = | |
830 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
831 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
832 | } | |
833 | ||
e756af5b | 834 | static s32 |
a0f472ac | 835 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
836 | struct cfg80211_scan_request *request, u16 action) |
837 | { | |
838 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
839 | offsetof(struct brcmf_escan_params_le, params_le); | |
840 | struct brcmf_escan_params_le *params; | |
841 | s32 err = 0; | |
842 | ||
4e8a008e | 843 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
844 | |
845 | if (request != NULL) { | |
846 | /* Allocate space for populating ssids in struct */ | |
847 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
848 | ||
849 | /* Allocate space for populating ssids in struct */ | |
850 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
851 | } | |
852 | ||
853 | params = kzalloc(params_size, GFP_KERNEL); | |
854 | if (!params) { | |
855 | err = -ENOMEM; | |
856 | goto exit; | |
857 | } | |
858 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 859 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
860 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
861 | params->action = cpu_to_le16(action); | |
862 | params->sync_id = cpu_to_le16(0x1234); | |
863 | ||
a0f472ac | 864 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
865 | if (err) { |
866 | if (err == -EBUSY) | |
647c9ae0 | 867 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 868 | else |
57d6e91a | 869 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
870 | } |
871 | ||
872 | kfree(params); | |
873 | exit: | |
874 | return err; | |
875 | } | |
876 | ||
877 | static s32 | |
27a68fe3 | 878 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 879 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
880 | { |
881 | s32 err; | |
81f5dcb8 | 882 | u32 passive_scan; |
e756af5b | 883 | struct brcmf_scan_results *results; |
9f440b7b | 884 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 885 | |
4e8a008e | 886 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 887 | escan->ifp = ifp; |
9f440b7b AS |
888 | escan->wiphy = wiphy; |
889 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 890 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 891 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 892 | passive_scan); |
e756af5b | 893 | if (err) { |
57d6e91a | 894 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
895 | return err; |
896 | } | |
5e787f75 | 897 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 898 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
899 | results->version = 0; |
900 | results->count = 0; | |
901 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
902 | ||
a0f472ac | 903 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 904 | if (err) |
5e787f75 | 905 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
906 | return err; |
907 | } | |
908 | ||
909 | static s32 | |
a0f472ac | 910 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
911 | struct cfg80211_scan_request *request, |
912 | struct cfg80211_ssid *this_ssid) | |
913 | { | |
a0f472ac AS |
914 | struct brcmf_if *ifp = vif->ifp; |
915 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 916 | struct cfg80211_ssid *ssids; |
f0799895 | 917 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 918 | u32 passive_scan; |
e756af5b HM |
919 | bool escan_req; |
920 | bool spec_scan; | |
921 | s32 err; | |
922 | u32 SSID_len; | |
923 | ||
4e8a008e | 924 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 925 | |
c1179033 | 926 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 927 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
928 | return -EAGAIN; |
929 | } | |
c1179033 | 930 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
931 | brcmf_err("Scanning being aborted: status (%lu)\n", |
932 | cfg->scan_status); | |
e756af5b HM |
933 | return -EAGAIN; |
934 | } | |
1687eee2 AS |
935 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
936 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
937 | cfg->scan_status); | |
938 | return -EAGAIN; | |
939 | } | |
c1179033 | 940 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 941 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
942 | return -EAGAIN; |
943 | } | |
944 | ||
0f8ffe17 | 945 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
946 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
947 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 948 | |
e756af5b | 949 | /* Arm scan timeout timer */ |
27a68fe3 | 950 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
951 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
952 | ||
953 | escan_req = false; | |
954 | if (request) { | |
955 | /* scan bss */ | |
956 | ssids = request->ssids; | |
957 | escan_req = true; | |
958 | } else { | |
959 | /* scan in ibss */ | |
960 | /* we don't do escan in ibss */ | |
961 | ssids = this_ssid; | |
962 | } | |
963 | ||
27a68fe3 | 964 | cfg->scan_request = request; |
c1179033 | 965 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 966 | if (escan_req) { |
9f440b7b | 967 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 968 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
969 | if (err) |
970 | goto scan_out; | |
971 | ||
a0f472ac | 972 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 973 | if (err) |
e756af5b HM |
974 | goto scan_out; |
975 | } else { | |
4e8a008e AS |
976 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
977 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
978 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
979 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
980 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
981 | spec_scan = false; | |
982 | if (SSID_len) { | |
983 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
984 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
985 | spec_scan = true; | |
986 | } else | |
4e8a008e | 987 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 988 | |
81f5dcb8 | 989 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 990 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 991 | passive_scan); |
e756af5b | 992 | if (err) { |
57d6e91a | 993 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
994 | goto scan_out; |
995 | } | |
5e787f75 | 996 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 997 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 998 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
999 | if (err) { |
1000 | if (err == -EBUSY) | |
647c9ae0 AS |
1001 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1002 | sr->ssid_le.SSID); | |
e756af5b | 1003 | else |
57d6e91a | 1004 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1005 | |
5e787f75 | 1006 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1007 | goto scan_out; |
1008 | } | |
1009 | } | |
1010 | ||
1011 | return 0; | |
1012 | ||
1013 | scan_out: | |
c1179033 | 1014 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1015 | if (timer_pending(&cfg->escan_timeout)) |
1016 | del_timer_sync(&cfg->escan_timeout); | |
1017 | cfg->scan_request = NULL; | |
e756af5b HM |
1018 | return err; |
1019 | } | |
1020 | ||
5b435de0 | 1021 | static s32 |
0abb5f21 | 1022 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1023 | { |
a0f472ac | 1024 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1025 | s32 err = 0; |
1026 | ||
d96b801f | 1027 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1028 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1029 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1030 | return -EIO; |
1031 | ||
a0f472ac | 1032 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1033 | |
5b435de0 | 1034 | if (err) |
57d6e91a | 1035 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1036 | |
d96b801f | 1037 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1038 | return err; |
1039 | } | |
1040 | ||
1041 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1042 | { | |
1043 | s32 err = 0; | |
1044 | ||
ac24be6f AS |
1045 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1046 | rts_threshold); | |
5b435de0 | 1047 | if (err) |
57d6e91a | 1048 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1049 | |
1050 | return err; | |
1051 | } | |
1052 | ||
1053 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1054 | { | |
1055 | s32 err = 0; | |
1056 | ||
ac24be6f AS |
1057 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1058 | frag_threshold); | |
5b435de0 | 1059 | if (err) |
57d6e91a | 1060 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1061 | |
1062 | return err; | |
1063 | } | |
1064 | ||
1065 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1066 | { | |
1067 | s32 err = 0; | |
b87e2c48 | 1068 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1069 | |
ac24be6f | 1070 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1071 | if (err) { |
57d6e91a | 1072 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1073 | return err; |
1074 | } | |
1075 | return err; | |
1076 | } | |
1077 | ||
1078 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1079 | { | |
27a68fe3 AS |
1080 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1081 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1082 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1083 | s32 err = 0; |
1084 | ||
d96b801f | 1085 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1086 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1087 | return -EIO; |
1088 | ||
1089 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1090 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1091 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1092 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1093 | if (!err) |
1094 | goto done; | |
1095 | } | |
1096 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1097 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1098 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1099 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1100 | if (!err) |
1101 | goto done; | |
1102 | } | |
1103 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1104 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1105 | cfg->conf->retry_long = wiphy->retry_long; | |
1106 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1107 | if (!err) |
1108 | goto done; | |
1109 | } | |
1110 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1111 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1112 | cfg->conf->retry_short = wiphy->retry_short; | |
1113 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1114 | if (!err) |
1115 | goto done; | |
1116 | } | |
1117 | ||
1118 | done: | |
d96b801f | 1119 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1120 | return err; |
1121 | } | |
1122 | ||
5b435de0 AS |
1123 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1124 | { | |
1125 | memset(prof, 0, sizeof(*prof)); | |
1126 | } | |
1127 | ||
903e0eee | 1128 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1129 | { |
61730d4d | 1130 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1131 | s32 err = 0; |
1132 | ||
d96b801f | 1133 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1134 | |
903e0eee | 1135 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1136 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1137 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1138 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1139 | if (err) { |
57d6e91a | 1140 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1141 | } |
903e0eee | 1142 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
43dffbc6 AS |
1143 | cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL); |
1144 | ||
5b435de0 | 1145 | } |
903e0eee | 1146 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1147 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1148 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1149 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1150 | } |
1151 | ||
1152 | static s32 | |
1153 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1154 | struct cfg80211_ibss_params *params) | |
1155 | { | |
27a68fe3 | 1156 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1157 | struct brcmf_if *ifp = netdev_priv(ndev); |
1158 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1159 | struct brcmf_join_params join_params; |
1160 | size_t join_params_size = 0; | |
1161 | s32 err = 0; | |
1162 | s32 wsec = 0; | |
1163 | s32 bcnprd; | |
1701261d | 1164 | u16 chanspec; |
5b435de0 | 1165 | |
d96b801f | 1166 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1167 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1168 | return -EIO; |
1169 | ||
1170 | if (params->ssid) | |
16886735 | 1171 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1172 | else { |
16886735 | 1173 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1174 | return -EOPNOTSUPP; |
1175 | } | |
1176 | ||
c1179033 | 1177 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1178 | |
1179 | if (params->bssid) | |
16886735 | 1180 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1181 | else |
16886735 | 1182 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1183 | |
683b6d3b | 1184 | if (params->chandef.chan) |
16886735 AS |
1185 | brcmf_dbg(CONN, "channel: %d\n", |
1186 | params->chandef.chan->center_freq); | |
5b435de0 | 1187 | else |
16886735 | 1188 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1189 | |
1190 | if (params->channel_fixed) | |
16886735 | 1191 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1192 | else |
16886735 | 1193 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1194 | |
1195 | if (params->ie && params->ie_len) | |
16886735 | 1196 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1197 | else |
16886735 | 1198 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1199 | |
1200 | if (params->beacon_interval) | |
16886735 AS |
1201 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1202 | params->beacon_interval); | |
5b435de0 | 1203 | else |
16886735 | 1204 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1205 | |
1206 | if (params->basic_rates) | |
16886735 | 1207 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1208 | else |
16886735 | 1209 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1210 | |
1211 | if (params->privacy) | |
16886735 | 1212 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1213 | else |
16886735 | 1214 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1215 | |
1216 | /* Configure Privacy for starter */ | |
1217 | if (params->privacy) | |
1218 | wsec |= WEP_ENABLED; | |
1219 | ||
c1179033 | 1220 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1221 | if (err) { |
57d6e91a | 1222 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1223 | goto done; |
1224 | } | |
1225 | ||
1226 | /* Configure Beacon Interval for starter */ | |
1227 | if (params->beacon_interval) | |
1228 | bcnprd = params->beacon_interval; | |
1229 | else | |
1230 | bcnprd = 100; | |
1231 | ||
b87e2c48 | 1232 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1233 | if (err) { |
57d6e91a | 1234 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1235 | goto done; |
1236 | } | |
1237 | ||
1238 | /* Configure required join parameter */ | |
1239 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1240 | ||
1241 | /* SSID */ | |
6c8c4f72 AS |
1242 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1243 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1244 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1245 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1246 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1247 | |
1248 | /* BSSID */ | |
1249 | if (params->bssid) { | |
1250 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1251 | join_params_size = sizeof(join_params.ssid_le) + | |
1252 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1253 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1254 | } else { |
ba40d166 | 1255 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1256 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1257 | } |
1258 | ||
5b435de0 | 1259 | /* Channel */ |
683b6d3b | 1260 | if (params->chandef.chan) { |
5b435de0 AS |
1261 | u32 target_channel; |
1262 | ||
27a68fe3 | 1263 | cfg->channel = |
5b435de0 | 1264 | ieee80211_frequency_to_channel( |
683b6d3b | 1265 | params->chandef.chan->center_freq); |
5b435de0 AS |
1266 | if (params->channel_fixed) { |
1267 | /* adding chanspec */ | |
600a897d AS |
1268 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1269 | ¶ms->chandef); | |
1701261d HM |
1270 | join_params.params_le.chanspec_list[0] = |
1271 | cpu_to_le16(chanspec); | |
1272 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1273 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1274 | } |
1275 | ||
1276 | /* set channel for starter */ | |
27a68fe3 | 1277 | target_channel = cfg->channel; |
b87e2c48 | 1278 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1279 | target_channel); |
5b435de0 | 1280 | if (err) { |
57d6e91a | 1281 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1282 | goto done; |
1283 | } | |
1284 | } else | |
27a68fe3 | 1285 | cfg->channel = 0; |
5b435de0 | 1286 | |
27a68fe3 | 1287 | cfg->ibss_starter = false; |
5b435de0 AS |
1288 | |
1289 | ||
c1179033 | 1290 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1291 | &join_params, join_params_size); |
5b435de0 | 1292 | if (err) { |
57d6e91a | 1293 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1294 | goto done; |
1295 | } | |
1296 | ||
1297 | done: | |
1298 | if (err) | |
c1179033 | 1299 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1300 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1301 | return err; |
1302 | } | |
1303 | ||
1304 | static s32 | |
1305 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1306 | { | |
0abb5f21 | 1307 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1308 | |
d96b801f | 1309 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1310 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1311 | return -EIO; |
1312 | ||
903e0eee | 1313 | brcmf_link_down(ifp->vif); |
5b435de0 | 1314 | |
d96b801f | 1315 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1316 | |
12f32370 | 1317 | return 0; |
5b435de0 AS |
1318 | } |
1319 | ||
1320 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1321 | struct cfg80211_connect_params *sme) | |
1322 | { | |
6ac4f4ed | 1323 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1324 | struct brcmf_cfg80211_security *sec; |
1325 | s32 val = 0; | |
1326 | s32 err = 0; | |
1327 | ||
1328 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1329 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1330 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1331 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1332 | else | |
1333 | val = WPA_AUTH_DISABLED; | |
16886735 | 1334 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1335 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1336 | if (err) { |
57d6e91a | 1337 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1338 | return err; |
1339 | } | |
06bb123e | 1340 | sec = &profile->sec; |
5b435de0 AS |
1341 | sec->wpa_versions = sme->crypto.wpa_versions; |
1342 | return err; | |
1343 | } | |
1344 | ||
1345 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1346 | struct cfg80211_connect_params *sme) | |
1347 | { | |
6ac4f4ed | 1348 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1349 | struct brcmf_cfg80211_security *sec; |
1350 | s32 val = 0; | |
1351 | s32 err = 0; | |
1352 | ||
1353 | switch (sme->auth_type) { | |
1354 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1355 | val = 0; | |
16886735 | 1356 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1357 | break; |
1358 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1359 | val = 1; | |
16886735 | 1360 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1361 | break; |
1362 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1363 | val = 2; | |
16886735 | 1364 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1365 | break; |
1366 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1367 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1368 | default: |
1369 | val = 2; | |
57d6e91a | 1370 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1371 | break; |
1372 | } | |
1373 | ||
89286dc9 | 1374 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1375 | if (err) { |
57d6e91a | 1376 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1377 | return err; |
1378 | } | |
06bb123e | 1379 | sec = &profile->sec; |
5b435de0 AS |
1380 | sec->auth_type = sme->auth_type; |
1381 | return err; | |
1382 | } | |
1383 | ||
1384 | static s32 | |
87b7e9e2 DK |
1385 | brcmf_set_wsec_mode(struct net_device *ndev, |
1386 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1387 | { |
6ac4f4ed | 1388 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1389 | struct brcmf_cfg80211_security *sec; |
1390 | s32 pval = 0; | |
1391 | s32 gval = 0; | |
87b7e9e2 | 1392 | s32 wsec; |
5b435de0 AS |
1393 | s32 err = 0; |
1394 | ||
1395 | if (sme->crypto.n_ciphers_pairwise) { | |
1396 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1397 | case WLAN_CIPHER_SUITE_WEP40: | |
1398 | case WLAN_CIPHER_SUITE_WEP104: | |
1399 | pval = WEP_ENABLED; | |
1400 | break; | |
1401 | case WLAN_CIPHER_SUITE_TKIP: | |
1402 | pval = TKIP_ENABLED; | |
1403 | break; | |
1404 | case WLAN_CIPHER_SUITE_CCMP: | |
1405 | pval = AES_ENABLED; | |
1406 | break; | |
1407 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1408 | pval = AES_ENABLED; | |
1409 | break; | |
1410 | default: | |
57d6e91a AS |
1411 | brcmf_err("invalid cipher pairwise (%d)\n", |
1412 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1413 | return -EINVAL; |
1414 | } | |
1415 | } | |
1416 | if (sme->crypto.cipher_group) { | |
1417 | switch (sme->crypto.cipher_group) { | |
1418 | case WLAN_CIPHER_SUITE_WEP40: | |
1419 | case WLAN_CIPHER_SUITE_WEP104: | |
1420 | gval = WEP_ENABLED; | |
1421 | break; | |
1422 | case WLAN_CIPHER_SUITE_TKIP: | |
1423 | gval = TKIP_ENABLED; | |
1424 | break; | |
1425 | case WLAN_CIPHER_SUITE_CCMP: | |
1426 | gval = AES_ENABLED; | |
1427 | break; | |
1428 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1429 | gval = AES_ENABLED; | |
1430 | break; | |
1431 | default: | |
57d6e91a AS |
1432 | brcmf_err("invalid cipher group (%d)\n", |
1433 | sme->crypto.cipher_group); | |
5b435de0 AS |
1434 | return -EINVAL; |
1435 | } | |
1436 | } | |
1437 | ||
16886735 | 1438 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1439 | /* In case of privacy, but no security and WPS then simulate */ |
1440 | /* setting AES. WPS-2.0 allows no security */ | |
1441 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1442 | sme->privacy) | |
1443 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1444 | |
1445 | if (mfp) | |
1446 | wsec = pval | gval | MFP_CAPABLE; | |
1447 | else | |
1448 | wsec = pval | gval; | |
1449 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1450 | if (err) { |
57d6e91a | 1451 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1452 | return err; |
1453 | } | |
1454 | ||
06bb123e | 1455 | sec = &profile->sec; |
5b435de0 AS |
1456 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1457 | sec->cipher_group = sme->crypto.cipher_group; | |
1458 | ||
1459 | return err; | |
1460 | } | |
1461 | ||
1462 | static s32 | |
1463 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1464 | { | |
6ac4f4ed | 1465 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1466 | struct brcmf_cfg80211_security *sec; |
1467 | s32 val = 0; | |
1468 | s32 err = 0; | |
1469 | ||
1470 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1471 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1472 | "wpa_auth", &val); | |
5b435de0 | 1473 | if (err) { |
57d6e91a | 1474 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1475 | return err; |
1476 | } | |
1477 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1478 | switch (sme->crypto.akm_suites[0]) { | |
1479 | case WLAN_AKM_SUITE_8021X: | |
1480 | val = WPA_AUTH_UNSPECIFIED; | |
1481 | break; | |
1482 | case WLAN_AKM_SUITE_PSK: | |
1483 | val = WPA_AUTH_PSK; | |
1484 | break; | |
1485 | default: | |
57d6e91a AS |
1486 | brcmf_err("invalid cipher group (%d)\n", |
1487 | sme->crypto.cipher_group); | |
5b435de0 AS |
1488 | return -EINVAL; |
1489 | } | |
1490 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1491 | switch (sme->crypto.akm_suites[0]) { | |
1492 | case WLAN_AKM_SUITE_8021X: | |
1493 | val = WPA2_AUTH_UNSPECIFIED; | |
1494 | break; | |
1495 | case WLAN_AKM_SUITE_PSK: | |
1496 | val = WPA2_AUTH_PSK; | |
1497 | break; | |
1498 | default: | |
57d6e91a AS |
1499 | brcmf_err("invalid cipher group (%d)\n", |
1500 | sme->crypto.cipher_group); | |
5b435de0 AS |
1501 | return -EINVAL; |
1502 | } | |
1503 | } | |
1504 | ||
16886735 | 1505 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1506 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1507 | "wpa_auth", val); | |
5b435de0 | 1508 | if (err) { |
57d6e91a | 1509 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1510 | return err; |
1511 | } | |
1512 | } | |
06bb123e | 1513 | sec = &profile->sec; |
5b435de0 AS |
1514 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1515 | ||
1516 | return err; | |
1517 | } | |
1518 | ||
1519 | static s32 | |
f09d0c02 HM |
1520 | brcmf_set_sharedkey(struct net_device *ndev, |
1521 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1522 | { |
6ac4f4ed | 1523 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1524 | struct brcmf_cfg80211_security *sec; |
1525 | struct brcmf_wsec_key key; | |
1526 | s32 val; | |
1527 | s32 err = 0; | |
1528 | ||
16886735 | 1529 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1530 | |
a718e2fe RV |
1531 | if (sme->key_len == 0) |
1532 | return 0; | |
1533 | ||
06bb123e | 1534 | sec = &profile->sec; |
16886735 AS |
1535 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1536 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1537 | |
1538 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1539 | return 0; | |
1540 | ||
f09d0c02 HM |
1541 | if (!(sec->cipher_pairwise & |
1542 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1543 | return 0; | |
a718e2fe | 1544 | |
f09d0c02 HM |
1545 | memset(&key, 0, sizeof(key)); |
1546 | key.len = (u32) sme->key_len; | |
1547 | key.index = (u32) sme->key_idx; | |
1548 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1549 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1550 | return -EINVAL; |
1551 | } | |
1552 | memcpy(key.data, sme->key, key.len); | |
1553 | key.flags = BRCMF_PRIMARY_KEY; | |
1554 | switch (sec->cipher_pairwise) { | |
1555 | case WLAN_CIPHER_SUITE_WEP40: | |
1556 | key.algo = CRYPTO_ALGO_WEP1; | |
1557 | break; | |
1558 | case WLAN_CIPHER_SUITE_WEP104: | |
1559 | key.algo = CRYPTO_ALGO_WEP128; | |
1560 | break; | |
1561 | default: | |
57d6e91a AS |
1562 | brcmf_err("Invalid algorithm (%d)\n", |
1563 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1564 | return -EINVAL; |
1565 | } | |
1566 | /* Set the new key/index */ | |
16886735 AS |
1567 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1568 | key.len, key.index, key.algo); | |
1569 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1570 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1571 | if (err) |
1572 | return err; | |
1573 | ||
1574 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1575 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1576 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1577 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1578 | if (err) |
57d6e91a | 1579 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1580 | } |
1581 | return err; | |
1582 | } | |
1583 | ||
cbb1ec94 AS |
1584 | static |
1585 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1586 | enum nl80211_auth_type type) | |
1587 | { | |
c08437b4 AS |
1588 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1589 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1590 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1591 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1592 | } |
1593 | return type; | |
1594 | } | |
1595 | ||
5b435de0 AS |
1596 | static s32 |
1597 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1598 | struct cfg80211_connect_params *sme) |
5b435de0 | 1599 | { |
27a68fe3 | 1600 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1601 | struct brcmf_if *ifp = netdev_priv(ndev); |
1602 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1603 | struct ieee80211_channel *chan = sme->channel; |
1604 | struct brcmf_join_params join_params; | |
1605 | size_t join_params_size; | |
4b5800fe JB |
1606 | const struct brcmf_tlv *rsn_ie; |
1607 | const struct brcmf_vs_tlv *wpa_ie; | |
1608 | const void *ie; | |
89286dc9 HM |
1609 | u32 ie_len; |
1610 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1611 | u16 chanspec; |
5b435de0 AS |
1612 | s32 err = 0; |
1613 | ||
d96b801f | 1614 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1615 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1616 | return -EIO; |
1617 | ||
1618 | if (!sme->ssid) { | |
57d6e91a | 1619 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1620 | return -EOPNOTSUPP; |
1621 | } | |
1622 | ||
89286dc9 HM |
1623 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1624 | /* A normal (non P2P) connection request setup. */ | |
1625 | ie = NULL; | |
1626 | ie_len = 0; | |
1627 | /* find the WPA_IE */ | |
1628 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1629 | if (wpa_ie) { | |
1630 | ie = wpa_ie; | |
1631 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1632 | } else { | |
1633 | /* find the RSN_IE */ | |
4b5800fe JB |
1634 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1635 | sme->ie_len, | |
89286dc9 HM |
1636 | WLAN_EID_RSN); |
1637 | if (rsn_ie) { | |
1638 | ie = rsn_ie; | |
1639 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1640 | } | |
1641 | } | |
1642 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1643 | } | |
1644 | ||
1645 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1646 | sme->ie, sme->ie_len); | |
1647 | if (err) | |
1648 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1649 | else | |
1650 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1651 | ||
c1179033 | 1652 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1653 | |
1654 | if (chan) { | |
27a68fe3 | 1655 | cfg->channel = |
5b435de0 | 1656 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1657 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1658 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1659 | cfg->channel, chan->center_freq, chanspec); | |
1660 | } else { | |
27a68fe3 | 1661 | cfg->channel = 0; |
1701261d HM |
1662 | chanspec = 0; |
1663 | } | |
5b435de0 | 1664 | |
647c9ae0 | 1665 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1666 | |
1667 | err = brcmf_set_wpa_version(ndev, sme); | |
1668 | if (err) { | |
57d6e91a | 1669 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1670 | goto done; |
1671 | } | |
1672 | ||
cbb1ec94 | 1673 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1674 | err = brcmf_set_auth_type(ndev, sme); |
1675 | if (err) { | |
57d6e91a | 1676 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1677 | goto done; |
1678 | } | |
1679 | ||
87b7e9e2 | 1680 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1681 | if (err) { |
57d6e91a | 1682 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1683 | goto done; |
1684 | } | |
1685 | ||
1686 | err = brcmf_set_key_mgmt(ndev, sme); | |
1687 | if (err) { | |
57d6e91a | 1688 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1689 | goto done; |
1690 | } | |
1691 | ||
f09d0c02 | 1692 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1693 | if (err) { |
57d6e91a | 1694 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1695 | goto done; |
1696 | } | |
1697 | ||
89286dc9 HM |
1698 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1699 | (u32)sme->ssid_len); | |
1700 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1701 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1702 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1703 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1704 | profile->ssid.SSID_len); | |
1705 | } | |
1706 | ||
1707 | /* Join with specific BSSID and cached SSID | |
1708 | * If SSID is zero join based on BSSID only | |
1709 | */ | |
1710 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1711 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1712 | if (cfg->channel) | |
1713 | join_params_size += sizeof(u16); | |
1714 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1715 | if (ext_join_params == NULL) { | |
1716 | err = -ENOMEM; | |
1717 | goto done; | |
1718 | } | |
1719 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1720 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1721 | profile->ssid.SSID_len); | |
63dd99e6 | 1722 | |
89286dc9 HM |
1723 | /* Set up join scan parameters */ |
1724 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1725 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1726 | ||
1727 | if (sme->bssid) | |
1728 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1729 | else | |
1730 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1731 | ||
1732 | if (cfg->channel) { | |
1733 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1734 | ||
1735 | ext_join_params->assoc_le.chanspec_list[0] = | |
1736 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1737 | /* Increase dwell time to receive probe response or detect |
1738 | * beacon from target AP at a noisy air only during connect | |
1739 | * command. | |
1740 | */ | |
1741 | ext_join_params->scan_le.active_time = | |
1742 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1743 | ext_join_params->scan_le.passive_time = | |
1744 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1745 | /* To sync with presence period of VSDB GO send probe request | |
1746 | * more frequently. Probe request will be stopped when it gets | |
1747 | * probe response from target AP/GO. | |
1748 | */ | |
1749 | ext_join_params->scan_le.nprobes = | |
1750 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1751 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1752 | } else { | |
1753 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1754 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1755 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1756 | } |
1757 | ||
1758 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1759 | join_params_size); | |
1760 | kfree(ext_join_params); | |
1761 | if (!err) | |
1762 | /* This is it. join command worked, we are done */ | |
1763 | goto done; | |
1764 | ||
1765 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1766 | memset(&join_params, 0, sizeof(join_params)); |
1767 | join_params_size = sizeof(join_params.ssid_le); | |
1768 | ||
6c8c4f72 | 1769 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1770 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1771 | |
89286dc9 HM |
1772 | if (sme->bssid) |
1773 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1774 | else | |
1775 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1776 | |
1701261d HM |
1777 | if (cfg->channel) { |
1778 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1779 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1780 | join_params_size += sizeof(join_params.params_le); | |
1781 | } | |
c1179033 | 1782 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1783 | &join_params, join_params_size); |
5b435de0 | 1784 | if (err) |
89286dc9 | 1785 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1786 | |
1787 | done: | |
1788 | if (err) | |
c1179033 | 1789 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1790 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1791 | return err; |
1792 | } | |
1793 | ||
1794 | static s32 | |
1795 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1796 | u16 reason_code) | |
1797 | { | |
0abb5f21 AS |
1798 | struct brcmf_if *ifp = netdev_priv(ndev); |
1799 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1800 | struct brcmf_scb_val_le scbval; |
1801 | s32 err = 0; | |
1802 | ||
d96b801f | 1803 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1804 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1805 | return -EIO; |
1806 | ||
c1179033 | 1807 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
43dffbc6 | 1808 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1809 | |
06bb123e | 1810 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1811 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1812 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1813 | &scbval, sizeof(scbval)); |
5b435de0 | 1814 | if (err) |
57d6e91a | 1815 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1816 | |
d96b801f | 1817 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1818 | return err; |
1819 | } | |
1820 | ||
1821 | static s32 | |
c8442118 | 1822 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1823 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1824 | { |
1825 | ||
27a68fe3 | 1826 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1827 | struct net_device *ndev = cfg_to_ndev(cfg); |
1828 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1829 | u16 txpwrmw; |
1830 | s32 err = 0; | |
1831 | s32 disable = 0; | |
d3f31134 | 1832 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1833 | |
d96b801f | 1834 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1835 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1836 | return -EIO; |
1837 | ||
1838 | switch (type) { | |
1839 | case NL80211_TX_POWER_AUTOMATIC: | |
1840 | break; | |
1841 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1842 | case NL80211_TX_POWER_FIXED: |
1843 | if (dbm < 0) { | |
57d6e91a | 1844 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1845 | err = -EINVAL; |
1846 | goto done; | |
1847 | } | |
1848 | break; | |
1849 | } | |
1850 | /* Make sure radio is off or on as far as software is concerned */ | |
1851 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1852 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1853 | if (err) |
57d6e91a | 1854 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1855 | |
1856 | if (dbm > 0xffff) | |
1857 | txpwrmw = 0xffff; | |
1858 | else | |
1859 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1860 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1861 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1862 | if (err) |
57d6e91a | 1863 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1864 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1865 | |
1866 | done: | |
d96b801f | 1867 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1868 | return err; |
1869 | } | |
1870 | ||
c8442118 JB |
1871 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1872 | struct wireless_dev *wdev, | |
1873 | s32 *dbm) | |
5b435de0 | 1874 | { |
27a68fe3 | 1875 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1876 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1877 | s32 txpwrdbm; |
1878 | u8 result; | |
1879 | s32 err = 0; | |
1880 | ||
d96b801f | 1881 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1882 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1883 | return -EIO; |
1884 | ||
0abb5f21 | 1885 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1886 | if (err) { |
57d6e91a | 1887 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1888 | goto done; |
1889 | } | |
1890 | ||
1891 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1892 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1893 | |
1894 | done: | |
d96b801f | 1895 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1896 | return err; |
1897 | } | |
1898 | ||
1899 | static s32 | |
1900 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1901 | u8 key_idx, bool unicast, bool multicast) | |
1902 | { | |
0abb5f21 | 1903 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1904 | u32 index; |
1905 | u32 wsec; | |
1906 | s32 err = 0; | |
1907 | ||
d96b801f | 1908 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1909 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1910 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1911 | return -EIO; |
1912 | ||
0abb5f21 | 1913 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1914 | if (err) { |
57d6e91a | 1915 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1916 | goto done; |
1917 | } | |
1918 | ||
1919 | if (wsec & WEP_ENABLED) { | |
1920 | /* Just select a new current key */ | |
1921 | index = key_idx; | |
0abb5f21 | 1922 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1923 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1924 | if (err) |
57d6e91a | 1925 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1926 | } |
1927 | done: | |
d96b801f | 1928 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1929 | return err; |
1930 | } | |
1931 | ||
1932 | static s32 | |
1933 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1934 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1935 | { | |
992f6068 | 1936 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1937 | struct brcmf_wsec_key key; |
5b435de0 | 1938 | s32 err = 0; |
992f6068 | 1939 | u8 keybuf[8]; |
5b435de0 AS |
1940 | |
1941 | memset(&key, 0, sizeof(key)); | |
1942 | key.index = (u32) key_idx; | |
1943 | /* Instead of bcast for ea address for default wep keys, | |
1944 | driver needs it to be Null */ | |
1945 | if (!is_multicast_ether_addr(mac_addr)) | |
1946 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1947 | key.len = (u32) params->key_len; | |
1948 | /* check for key index change */ | |
1949 | if (key.len == 0) { | |
1950 | /* key delete */ | |
2eaba7e8 | 1951 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1952 | if (err) |
57d6e91a | 1953 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1954 | } else { |
1955 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1956 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1957 | return -EINVAL; |
1958 | } | |
1959 | ||
16886735 | 1960 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1961 | memcpy(key.data, params->key, key.len); |
1962 | ||
967fe2c8 | 1963 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
1964 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
1965 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
1966 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
1967 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1968 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1969 | } | |
1970 | ||
1971 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
1972 | if (params->seq && params->seq_len == 6) { | |
1973 | /* rx iv */ | |
1974 | u8 *ivptr; | |
1975 | ivptr = (u8 *) params->seq; | |
1976 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
1977 | (ivptr[3] << 8) | ivptr[2]; | |
1978 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
1979 | key.iv_initialized = true; | |
1980 | } | |
1981 | ||
1982 | switch (params->cipher) { | |
1983 | case WLAN_CIPHER_SUITE_WEP40: | |
1984 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 1985 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1986 | break; |
1987 | case WLAN_CIPHER_SUITE_WEP104: | |
1988 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 1989 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1990 | break; |
1991 | case WLAN_CIPHER_SUITE_TKIP: | |
1992 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 1993 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1994 | break; |
1995 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1996 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1997 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1998 | break; |
1999 | case WLAN_CIPHER_SUITE_CCMP: | |
2000 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2001 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2002 | break; |
2003 | default: | |
57d6e91a | 2004 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2005 | return -EINVAL; |
2006 | } | |
2eaba7e8 | 2007 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 2008 | if (err) |
57d6e91a | 2009 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2010 | } |
2011 | return err; | |
2012 | } | |
2013 | ||
2014 | static s32 | |
2015 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2016 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2017 | struct key_params *params) | |
2018 | { | |
0abb5f21 | 2019 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2020 | struct brcmf_wsec_key key; |
2021 | s32 val; | |
2022 | s32 wsec; | |
2023 | s32 err = 0; | |
2024 | u8 keybuf[8]; | |
2025 | ||
d96b801f | 2026 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2027 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2028 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2029 | return -EIO; |
2030 | ||
787eb033 DK |
2031 | if (mac_addr && |
2032 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2033 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2034 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2035 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2036 | } | |
2037 | memset(&key, 0, sizeof(key)); | |
2038 | ||
2039 | key.len = (u32) params->key_len; | |
2040 | key.index = (u32) key_idx; | |
2041 | ||
2042 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2043 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2044 | err = -EINVAL; |
2045 | goto done; | |
2046 | } | |
2047 | memcpy(key.data, params->key, key.len); | |
2048 | ||
2049 | key.flags = BRCMF_PRIMARY_KEY; | |
2050 | switch (params->cipher) { | |
2051 | case WLAN_CIPHER_SUITE_WEP40: | |
2052 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2053 | val = WEP_ENABLED; |
16886735 | 2054 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2055 | break; |
2056 | case WLAN_CIPHER_SUITE_WEP104: | |
2057 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2058 | val = WEP_ENABLED; |
16886735 | 2059 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2060 | break; |
2061 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2062 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2063 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2064 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2065 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2066 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2067 | } | |
5b435de0 | 2068 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2069 | val = TKIP_ENABLED; |
16886735 | 2070 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2071 | break; |
2072 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2073 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2074 | val = AES_ENABLED; |
16886735 | 2075 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2076 | break; |
2077 | case WLAN_CIPHER_SUITE_CCMP: | |
2078 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2079 | val = AES_ENABLED; |
16886735 | 2080 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2081 | break; |
2082 | default: | |
57d6e91a | 2083 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2084 | err = -EINVAL; |
2085 | goto done; | |
2086 | } | |
2087 | ||
2eaba7e8 | 2088 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2089 | if (err) |
2090 | goto done; | |
2091 | ||
0abb5f21 | 2092 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2093 | if (err) { |
57d6e91a | 2094 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2095 | goto done; |
2096 | } | |
5b435de0 | 2097 | wsec |= val; |
0abb5f21 | 2098 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2099 | if (err) { |
57d6e91a | 2100 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2101 | goto done; |
2102 | } | |
2103 | ||
5b435de0 | 2104 | done: |
d96b801f | 2105 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2106 | return err; |
2107 | } | |
2108 | ||
2109 | static s32 | |
2110 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2111 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2112 | { | |
0abb5f21 | 2113 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2114 | struct brcmf_wsec_key key; |
2115 | s32 err = 0; | |
5b435de0 | 2116 | |
d96b801f | 2117 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2118 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2119 | return -EIO; |
2120 | ||
256c374f HM |
2121 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2122 | /* we ignore this key index in this case */ | |
57d6e91a | 2123 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2124 | return -EINVAL; |
2125 | } | |
2126 | ||
5b435de0 AS |
2127 | memset(&key, 0, sizeof(key)); |
2128 | ||
2129 | key.index = (u32) key_idx; | |
2130 | key.flags = BRCMF_PRIMARY_KEY; | |
2131 | key.algo = CRYPTO_ALGO_OFF; | |
2132 | ||
16886735 | 2133 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2134 | |
2135 | /* Set the new key/index */ | |
2eaba7e8 | 2136 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2137 | |
d96b801f | 2138 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2139 | return err; |
2140 | } | |
2141 | ||
2142 | static s32 | |
2143 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2144 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2145 | void (*callback) (void *cookie, struct key_params * params)) | |
2146 | { | |
2147 | struct key_params params; | |
0abb5f21 AS |
2148 | struct brcmf_if *ifp = netdev_priv(ndev); |
2149 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2150 | struct brcmf_cfg80211_security *sec; |
2151 | s32 wsec; | |
2152 | s32 err = 0; | |
2153 | ||
d96b801f | 2154 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2155 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2156 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2157 | return -EIO; |
2158 | ||
2159 | memset(¶ms, 0, sizeof(params)); | |
2160 | ||
0abb5f21 | 2161 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2162 | if (err) { |
57d6e91a | 2163 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2164 | /* Ignore this error, may happen during DISASSOC */ |
2165 | err = -EAGAIN; | |
2166 | goto done; | |
2167 | } | |
c5bf53a8 | 2168 | if (wsec & WEP_ENABLED) { |
06bb123e | 2169 | sec = &profile->sec; |
5b435de0 AS |
2170 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2171 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2172 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2173 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2174 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2175 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2176 | } |
c5bf53a8 | 2177 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2178 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2179 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2180 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2181 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2182 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2183 | } else { |
57d6e91a | 2184 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2185 | err = -EINVAL; |
2186 | goto done; | |
2187 | } | |
2188 | callback(cookie, ¶ms); | |
2189 | ||
2190 | done: | |
d96b801f | 2191 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2192 | return err; |
2193 | } | |
2194 | ||
2195 | static s32 | |
2196 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2197 | struct net_device *ndev, u8 key_idx) | |
2198 | { | |
647c9ae0 | 2199 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2200 | |
2201 | return -EOPNOTSUPP; | |
2202 | } | |
2203 | ||
2204 | static s32 | |
2205 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2206 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2207 | { |
0abb5f21 AS |
2208 | struct brcmf_if *ifp = netdev_priv(ndev); |
2209 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2210 | struct brcmf_scb_val_le scb_val; |
2211 | int rssi; | |
2212 | s32 rate; | |
2213 | s32 err = 0; | |
06bb123e | 2214 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2215 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2216 | u32 beacon_period; |
2217 | u32 dtim_period; | |
5b435de0 | 2218 | |
d96b801f | 2219 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2220 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2221 | return -EIO; |
2222 | ||
967fe2c8 | 2223 | if (brcmf_is_apmode(ifp->vif)) { |
81f5dcb8 | 2224 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2225 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2226 | &sta_info_le, |
81f5dcb8 | 2227 | sizeof(sta_info_le)); |
1a873342 | 2228 | if (err < 0) { |
57d6e91a | 2229 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2230 | goto done; |
2231 | } | |
1a873342 | 2232 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2233 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2234 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2235 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2236 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2237 | } |
d96b801f AS |
2238 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2239 | sinfo->inactive_time, sinfo->connected_time); | |
967fe2c8 | 2240 | } else if (ifp->vif->wdev.iftype == NL80211_IFTYPE_STATION) { |
1a873342 | 2241 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2242 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2243 | mac, bssid); | |
1a873342 HM |
2244 | err = -ENOENT; |
2245 | goto done; | |
2246 | } | |
2247 | /* Report the current tx rate */ | |
89286dc9 | 2248 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2249 | if (err) { |
57d6e91a | 2250 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2251 | goto done; |
7f6c562d | 2252 | } else { |
1a873342 HM |
2253 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2254 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2255 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2256 | } |
5b435de0 | 2257 | |
c1179033 AS |
2258 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2259 | &ifp->vif->sme_state)) { | |
1a873342 | 2260 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2261 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2262 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2263 | if (err) { |
57d6e91a | 2264 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2265 | goto done; |
2266 | } else { | |
2267 | rssi = le32_to_cpu(scb_val.val); | |
2268 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2269 | sinfo->signal = rssi; | |
16886735 | 2270 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2271 | } |
9ee66d1b HM |
2272 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2273 | &beacon_period); | |
2274 | if (err) { | |
2275 | brcmf_err("Could not get beacon period (%d)\n", | |
2276 | err); | |
2277 | goto done; | |
2278 | } else { | |
2279 | sinfo->bss_param.beacon_interval = | |
2280 | beacon_period; | |
2281 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2282 | beacon_period); | |
2283 | } | |
2284 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2285 | &dtim_period); | |
2286 | if (err) { | |
2287 | brcmf_err("Could not get DTIM period (%d)\n", | |
2288 | err); | |
2289 | goto done; | |
2290 | } else { | |
2291 | sinfo->bss_param.dtim_period = dtim_period; | |
2292 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2293 | dtim_period); | |
2294 | } | |
2295 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2296 | } |
2297 | } else | |
2298 | err = -EPERM; | |
5b435de0 | 2299 | done: |
d96b801f | 2300 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2301 | return err; |
2302 | } | |
2303 | ||
2304 | static s32 | |
2305 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2306 | bool enabled, s32 timeout) | |
2307 | { | |
2308 | s32 pm; | |
2309 | s32 err = 0; | |
27a68fe3 | 2310 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2311 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2312 | |
d96b801f | 2313 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2314 | |
2315 | /* | |
2316 | * Powersave enable/disable request is coming from the | |
2317 | * cfg80211 even before the interface is up. In that | |
2318 | * scenario, driver will be storing the power save | |
27a68fe3 | 2319 | * preference in cfg struct to apply this to |
5b435de0 AS |
2320 | * FW later while initializing the dongle |
2321 | */ | |
27a68fe3 | 2322 | cfg->pwr_save = enabled; |
ce81e317 | 2323 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2324 | |
647c9ae0 | 2325 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2326 | goto done; |
2327 | } | |
2328 | ||
2329 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2330 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2331 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2332 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2333 | pm = PM_OFF; | |
2334 | } | |
647c9ae0 | 2335 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2336 | |
c1179033 | 2337 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2338 | if (err) { |
2339 | if (err == -ENODEV) | |
57d6e91a | 2340 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2341 | else |
57d6e91a | 2342 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2343 | } |
2344 | done: | |
d96b801f | 2345 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2346 | return err; |
2347 | } | |
2348 | ||
27a68fe3 | 2349 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2350 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2351 | { |
27a68fe3 | 2352 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2353 | struct ieee80211_channel *notify_channel; |
2354 | struct cfg80211_bss *bss; | |
2355 | struct ieee80211_supported_band *band; | |
83cf17aa | 2356 | struct brcmu_chan ch; |
5b435de0 AS |
2357 | u16 channel; |
2358 | u32 freq; | |
5b435de0 AS |
2359 | u16 notify_capability; |
2360 | u16 notify_interval; | |
2361 | u8 *notify_ie; | |
2362 | size_t notify_ielen; | |
2363 | s32 notify_signal; | |
2364 | ||
2365 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2366 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2367 | return 0; |
2368 | } | |
2369 | ||
83cf17aa FL |
2370 | if (!bi->ctl_ch) { |
2371 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2372 | cfg->d11inf.decchspec(&ch); | |
2373 | bi->ctl_ch = ch.chnum; | |
2374 | } | |
2375 | channel = bi->ctl_ch; | |
5b435de0 AS |
2376 | |
2377 | if (channel <= CH_MAX_2G_CHANNEL) | |
2378 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2379 | else | |
2380 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2381 | ||
2382 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2383 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2384 | ||
5b435de0 AS |
2385 | notify_capability = le16_to_cpu(bi->capability); |
2386 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2387 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2388 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2389 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2390 | ||
16886735 AS |
2391 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2392 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2393 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2394 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2395 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2396 | |
2397 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2398 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2399 | notify_ielen, notify_signal, GFP_KERNEL); |
2400 | ||
e78946e1 FL |
2401 | if (!bss) |
2402 | return -ENOMEM; | |
2403 | ||
5b112d3d | 2404 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2405 | |
12f32370 | 2406 | return 0; |
5b435de0 AS |
2407 | } |
2408 | ||
6f09be0a RV |
2409 | static struct brcmf_bss_info_le * |
2410 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2411 | { | |
2412 | if (bss == NULL) | |
2413 | return list->bss_info_le; | |
2414 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2415 | le32_to_cpu(bss->length)); | |
2416 | } | |
2417 | ||
27a68fe3 | 2418 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2419 | { |
2420 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2421 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2422 | s32 err = 0; |
2423 | int i; | |
2424 | ||
27a68fe3 | 2425 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2426 | if (bss_list->count != 0 && |
2427 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2428 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2429 | bss_list->version); | |
5b435de0 AS |
2430 | return -EOPNOTSUPP; |
2431 | } | |
4e8a008e | 2432 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2433 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2434 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2435 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2436 | if (err) |
2437 | break; | |
2438 | } | |
2439 | return err; | |
2440 | } | |
2441 | ||
27a68fe3 | 2442 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2443 | struct net_device *ndev, const u8 *bssid) |
2444 | { | |
27a68fe3 | 2445 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2446 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2447 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2448 | struct ieee80211_supported_band *band; |
e78946e1 | 2449 | struct cfg80211_bss *bss; |
83cf17aa | 2450 | struct brcmu_chan ch; |
5b435de0 AS |
2451 | u8 *buf = NULL; |
2452 | s32 err = 0; | |
5b435de0 | 2453 | u32 freq; |
5b435de0 AS |
2454 | u16 notify_capability; |
2455 | u16 notify_interval; | |
2456 | u8 *notify_ie; | |
2457 | size_t notify_ielen; | |
2458 | s32 notify_signal; | |
2459 | ||
d96b801f | 2460 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2461 | |
2462 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2463 | if (buf == NULL) { | |
2464 | err = -ENOMEM; | |
2465 | goto CleanUp; | |
2466 | } | |
2467 | ||
2468 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2469 | ||
ac24be6f AS |
2470 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2471 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2472 | if (err) { |
57d6e91a | 2473 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2474 | goto CleanUp; |
2475 | } | |
2476 | ||
d34bf64f | 2477 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2478 | |
83cf17aa FL |
2479 | ch.chspec = le16_to_cpu(bi->chanspec); |
2480 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2481 | |
83cf17aa | 2482 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2483 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2484 | else | |
2485 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2486 | ||
83cf17aa | 2487 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2488 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2489 | ||
5b435de0 AS |
2490 | notify_capability = le16_to_cpu(bi->capability); |
2491 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2492 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2493 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2494 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2495 | ||
83cf17aa | 2496 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2497 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2498 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2499 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2500 | |
e78946e1 | 2501 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2502 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2503 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2504 | ||
e78946e1 FL |
2505 | if (!bss) { |
2506 | err = -ENOMEM; | |
2507 | goto CleanUp; | |
2508 | } | |
2509 | ||
5b112d3d | 2510 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2511 | |
5b435de0 AS |
2512 | CleanUp: |
2513 | ||
2514 | kfree(buf); | |
2515 | ||
d96b801f | 2516 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2517 | |
2518 | return err; | |
2519 | } | |
2520 | ||
89286dc9 HM |
2521 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2522 | struct brcmf_if *ifp) | |
1a873342 | 2523 | { |
89286dc9 | 2524 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2525 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2526 | struct brcmf_ssid *ssid; |
4b5800fe | 2527 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2528 | u16 beacon_interval; |
2529 | u8 dtim_period; | |
2530 | size_t ie_len; | |
2531 | u8 *ie; | |
2532 | s32 err = 0; | |
2533 | ||
d96b801f | 2534 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2535 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2536 | return err; |
2537 | ||
06bb123e | 2538 | ssid = &profile->ssid; |
5b435de0 | 2539 | |
27a68fe3 | 2540 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2541 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2542 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2543 | if (err) { |
57d6e91a | 2544 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2545 | goto update_bss_info_out; |
2546 | } | |
2547 | ||
27a68fe3 AS |
2548 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2549 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2550 | if (err) |
2551 | goto update_bss_info_out; | |
2552 | ||
2553 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2554 | ie_len = le32_to_cpu(bi->ie_length); | |
2555 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2556 | ||
f8e4b412 | 2557 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2558 | if (tim) |
2559 | dtim_period = tim->data[1]; | |
2560 | else { | |
2561 | /* | |
2562 | * active scan was done so we could not get dtim | |
2563 | * information out of probe response. | |
2564 | * so we speficially query dtim information to dongle. | |
2565 | */ | |
2566 | u32 var; | |
ac24be6f | 2567 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2568 | if (err) { |
57d6e91a | 2569 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2570 | goto update_bss_info_out; |
2571 | } | |
2572 | dtim_period = (u8)var; | |
2573 | } | |
2574 | ||
5b435de0 | 2575 | update_bss_info_out: |
d96b801f | 2576 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2577 | return err; |
2578 | } | |
2579 | ||
18e2f61d | 2580 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2581 | { |
27a68fe3 | 2582 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2583 | |
c1179033 | 2584 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2585 | if (cfg->scan_request) { |
108a4bee | 2586 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2587 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2588 | } |
c1179033 AS |
2589 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2590 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2591 | } |
2592 | ||
e756af5b HM |
2593 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2594 | { | |
27a68fe3 AS |
2595 | struct brcmf_cfg80211_info *cfg = |
2596 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2597 | escan_timeout_work); |
2598 | ||
a0f472ac | 2599 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2600 | } |
2601 | ||
2602 | static void brcmf_escan_timeout(unsigned long data) | |
2603 | { | |
27a68fe3 AS |
2604 | struct brcmf_cfg80211_info *cfg = |
2605 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2606 | |
27a68fe3 | 2607 | if (cfg->scan_request) { |
57d6e91a | 2608 | brcmf_err("timer expired\n"); |
f0799895 | 2609 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2610 | } |
2611 | } | |
2612 | ||
2613 | static s32 | |
83cf17aa FL |
2614 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2615 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2616 | struct brcmf_bss_info_le *bss_info_le) |
2617 | { | |
83cf17aa FL |
2618 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2619 | ||
2620 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2621 | cfg->d11inf.decchspec(&ch_bss); | |
2622 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2623 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2624 | ||
e756af5b | 2625 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2626 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2627 | bss_info_le->SSID_len == bss->SSID_len && |
2628 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2629 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2630 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2631 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2632 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2633 | ||
e756af5b HM |
2634 | /* preserve max RSSI if the measurements are |
2635 | * both on-channel or both off-channel | |
2636 | */ | |
029591f3 | 2637 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2638 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2639 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2640 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2641 | /* preserve the on-channel rssi measurement |
2642 | * if the new measurement is off channel | |
2643 | */ | |
2644 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2645 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2646 | } |
2647 | return 1; | |
2648 | } | |
2649 | return 0; | |
2650 | } | |
2651 | ||
2652 | static s32 | |
1993732e | 2653 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2654 | const struct brcmf_event_msg *e, void *data) |
2655 | { | |
1993732e | 2656 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2657 | s32 status; |
e756af5b HM |
2658 | struct brcmf_escan_result_le *escan_result_le; |
2659 | struct brcmf_bss_info_le *bss_info_le; | |
2660 | struct brcmf_bss_info_le *bss = NULL; | |
2661 | u32 bi_length; | |
2662 | struct brcmf_scan_results *list; | |
2663 | u32 i; | |
97ed15c7 | 2664 | bool aborted; |
e756af5b | 2665 | |
5c36b99a | 2666 | status = e->status; |
e756af5b | 2667 | |
a0f472ac AS |
2668 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2669 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2670 | return -EPERM; |
2671 | } | |
2672 | ||
2673 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2674 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2675 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2676 | if (!escan_result_le) { | |
57d6e91a | 2677 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2678 | goto exit; |
2679 | } | |
e756af5b | 2680 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2681 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2682 | escan_result_le->bss_count); | |
e756af5b HM |
2683 | goto exit; |
2684 | } | |
2685 | bss_info_le = &escan_result_le->bss_info_le; | |
2686 | ||
6eda4e2c HM |
2687 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2688 | goto exit; | |
2689 | ||
2690 | if (!cfg->scan_request) { | |
2691 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2692 | goto exit; | |
2693 | } | |
2694 | ||
e756af5b HM |
2695 | bi_length = le32_to_cpu(bss_info_le->length); |
2696 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2697 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2698 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2699 | bi_length); | |
e756af5b HM |
2700 | goto exit; |
2701 | } | |
2702 | ||
27a68fe3 | 2703 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2704 | BIT(NL80211_IFTYPE_ADHOC))) { |
2705 | if (le16_to_cpu(bss_info_le->capability) & | |
2706 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2707 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2708 | goto exit; |
2709 | } | |
2710 | } | |
2711 | ||
2712 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2713 | cfg->escan_info.escan_buf; |
e756af5b | 2714 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2715 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2716 | goto exit; |
2717 | } | |
2718 | ||
2719 | for (i = 0; i < list->count; i++) { | |
2720 | bss = bss ? (struct brcmf_bss_info_le *) | |
2721 | ((unsigned char *)bss + | |
2722 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2723 | if (brcmf_compare_update_same_bss(cfg, bss, |
2724 | bss_info_le)) | |
e756af5b HM |
2725 | goto exit; |
2726 | } | |
27a68fe3 | 2727 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2728 | bss_info_le, bi_length); |
2729 | list->version = le32_to_cpu(bss_info_le->version); | |
2730 | list->buflen += bi_length; | |
2731 | list->count++; | |
2732 | } else { | |
27a68fe3 | 2733 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2734 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2735 | goto exit; | |
27a68fe3 AS |
2736 | if (cfg->scan_request) { |
2737 | cfg->bss_list = (struct brcmf_scan_results *) | |
2738 | cfg->escan_info.escan_buf; | |
2739 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2740 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2741 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2742 | false); |
e756af5b | 2743 | } else |
6eda4e2c HM |
2744 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2745 | status); | |
e756af5b HM |
2746 | } |
2747 | exit: | |
12f32370 | 2748 | return 0; |
e756af5b HM |
2749 | } |
2750 | ||
27a68fe3 | 2751 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2752 | { |
5c36b99a AS |
2753 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2754 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2755 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2756 | /* Init scan_timeout timer */ | |
2757 | init_timer(&cfg->escan_timeout); | |
2758 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2759 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2760 | INIT_WORK(&cfg->escan_timeout_work, | |
2761 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2762 | } |
2763 | ||
5addc0de | 2764 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2765 | { |
2766 | if (ms < 1000 / HZ) { | |
2767 | cond_resched(); | |
2768 | mdelay(ms); | |
2769 | } else { | |
2770 | msleep(ms); | |
2771 | } | |
2772 | } | |
2773 | ||
2774 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2775 | { | |
d96b801f | 2776 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2777 | |
5b435de0 AS |
2778 | return 0; |
2779 | } | |
2780 | ||
2781 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2782 | struct cfg80211_wowlan *wow) | |
2783 | { | |
27a68fe3 AS |
2784 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2785 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2786 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2787 | |
d96b801f | 2788 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2789 | |
2790 | /* | |
7d641072 AS |
2791 | * if the primary net_device is not READY there is nothing |
2792 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2793 | */ |
7d641072 AS |
2794 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2795 | if (!check_vif_up(vif)) | |
2796 | goto exit; | |
5b435de0 | 2797 | |
7d641072 AS |
2798 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2799 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2800 | continue; | |
5b435de0 | 2801 | /* |
7d641072 AS |
2802 | * While going to suspend if associated with AP disassociate |
2803 | * from AP to save power while system is in suspended state | |
5b435de0 | 2804 | */ |
903e0eee AS |
2805 | brcmf_link_down(vif); |
2806 | ||
2807 | /* Make sure WPA_Supplicant receives all the event | |
2808 | * generated due to DISASSOC call to the fw to keep | |
2809 | * the state fw and WPA_Supplicant state consistent | |
2810 | */ | |
2811 | brcmf_delay(500); | |
5b435de0 AS |
2812 | } |
2813 | ||
7d641072 AS |
2814 | /* end any scanning */ |
2815 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2816 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2817 | |
2818 | /* Turn off watchdog timer */ | |
f96aa07e | 2819 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2820 | |
7d641072 | 2821 | exit: |
d96b801f | 2822 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2823 | /* clear any scanning activity */ |
2824 | cfg->scan_status = 0; | |
5b435de0 AS |
2825 | return 0; |
2826 | } | |
2827 | ||
5b435de0 AS |
2828 | static __used s32 |
2829 | brcmf_update_pmklist(struct net_device *ndev, | |
2830 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2831 | { | |
2832 | int i, j; | |
40c8e95a | 2833 | int pmkid_len; |
5b435de0 | 2834 | |
40c8e95a AS |
2835 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2836 | ||
16886735 | 2837 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2838 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2839 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2840 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2841 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2842 | brcmf_dbg(CONN, "%02x\n", |
2843 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2844 | } |
2845 | ||
2846 | if (!err) | |
ac24be6f AS |
2847 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2848 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2849 | |
2850 | return err; | |
2851 | } | |
2852 | ||
2853 | static s32 | |
2854 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2855 | struct cfg80211_pmksa *pmksa) | |
2856 | { | |
27a68fe3 | 2857 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2858 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2859 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2860 | s32 err = 0; |
2861 | int i; | |
40c8e95a | 2862 | int pmkid_len; |
5b435de0 | 2863 | |
d96b801f | 2864 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2865 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2866 | return -EIO; |
2867 | ||
40c8e95a AS |
2868 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2869 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2870 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2871 | break; | |
2872 | if (i < WL_NUM_PMKIDS_MAX) { | |
2873 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2874 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2875 | if (i == pmkid_len) { |
2876 | pmkid_len++; | |
2877 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2878 | } | |
5b435de0 AS |
2879 | } else |
2880 | err = -EINVAL; | |
2881 | ||
16886735 AS |
2882 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2883 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2884 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2885 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2886 | |
27a68fe3 | 2887 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2888 | |
d96b801f | 2889 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2890 | return err; |
2891 | } | |
2892 | ||
2893 | static s32 | |
2894 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2895 | struct cfg80211_pmksa *pmksa) | |
2896 | { | |
27a68fe3 | 2897 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2898 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2899 | struct pmkid_list pmkid; |
2900 | s32 err = 0; | |
40c8e95a | 2901 | int i, pmkid_len; |
5b435de0 | 2902 | |
d96b801f | 2903 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2904 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2905 | return -EIO; |
2906 | ||
2907 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2908 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2909 | ||
16886735 AS |
2910 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2911 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2912 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2913 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2914 | |
27a68fe3 | 2915 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2916 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2917 | if (!memcmp |
27a68fe3 | 2918 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2919 | ETH_ALEN)) |
2920 | break; | |
2921 | ||
40c8e95a AS |
2922 | if ((pmkid_len > 0) |
2923 | && (i < pmkid_len)) { | |
27a68fe3 | 2924 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2925 | sizeof(struct pmkid)); |
40c8e95a | 2926 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2927 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2928 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2929 | ETH_ALEN); |
27a68fe3 AS |
2930 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2931 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2932 | WLAN_PMKID_LEN); |
2933 | } | |
27a68fe3 | 2934 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2935 | } else |
2936 | err = -EINVAL; | |
2937 | ||
27a68fe3 | 2938 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2939 | |
d96b801f | 2940 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2941 | return err; |
2942 | ||
2943 | } | |
2944 | ||
2945 | static s32 | |
2946 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2947 | { | |
27a68fe3 | 2948 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2949 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2950 | s32 err = 0; |
2951 | ||
d96b801f | 2952 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2953 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2954 | return -EIO; |
2955 | ||
27a68fe3 AS |
2956 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2957 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2958 | |
d96b801f | 2959 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2960 | return err; |
2961 | ||
2962 | } | |
2963 | ||
e5806072 AS |
2964 | /* |
2965 | * PFN result doesn't have all the info which are | |
2966 | * required by the supplicant | |
2967 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
2968 | * via wl_inform_single_bss in the required format. Escan does require the | |
2969 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
2970 | * cfg80211_scan_request one out of the received PNO event. | |
2971 | */ | |
2972 | static s32 | |
1993732e | 2973 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
2974 | const struct brcmf_event_msg *e, void *data) |
2975 | { | |
1993732e | 2976 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
2977 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
2978 | struct cfg80211_scan_request *request = NULL; | |
2979 | struct cfg80211_ssid *ssid = NULL; | |
2980 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 2981 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
2982 | int err = 0; |
2983 | int channel_req = 0; | |
2984 | int band = 0; | |
2985 | struct brcmf_pno_scanresults_le *pfn_result; | |
2986 | u32 result_count; | |
2987 | u32 status; | |
2988 | ||
4e8a008e | 2989 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 2990 | |
5c36b99a | 2991 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 2992 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
2993 | return 0; |
2994 | } | |
2995 | ||
2996 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
2997 | result_count = le32_to_cpu(pfn_result->count); | |
2998 | status = le32_to_cpu(pfn_result->status); | |
2999 | ||
3000 | /* | |
3001 | * PFN event is limited to fit 512 bytes so we may get | |
3002 | * multiple NET_FOUND events. For now place a warning here. | |
3003 | */ | |
3004 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3005 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3006 | if (result_count > 0) { |
3007 | int i; | |
3008 | ||
3009 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3010 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3011 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3012 | if (!request || !ssid || !channel) { |
3013 | err = -ENOMEM; | |
3014 | goto out_err; | |
3015 | } | |
3016 | ||
3017 | request->wiphy = wiphy; | |
3018 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3019 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3020 | ||
3021 | for (i = 0; i < result_count; i++) { | |
3022 | netinfo = &netinfo_start[i]; | |
3023 | if (!netinfo) { | |
57d6e91a AS |
3024 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3025 | i); | |
e5806072 AS |
3026 | err = -EINVAL; |
3027 | goto out_err; | |
3028 | } | |
3029 | ||
4e8a008e AS |
3030 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3031 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3032 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3033 | ssid[i].ssid_len = netinfo->SSID_len; | |
3034 | request->n_ssids++; | |
3035 | ||
3036 | channel_req = netinfo->channel; | |
3037 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3038 | band = NL80211_BAND_2GHZ; | |
3039 | else | |
3040 | band = NL80211_BAND_5GHZ; | |
3041 | channel[i].center_freq = | |
3042 | ieee80211_channel_to_frequency(channel_req, | |
3043 | band); | |
3044 | channel[i].band = band; | |
3045 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3046 | request->channels[i] = &channel[i]; | |
3047 | request->n_channels++; | |
3048 | } | |
3049 | ||
3050 | /* assign parsed ssid array */ | |
3051 | if (request->n_ssids) | |
3052 | request->ssids = &ssid[0]; | |
3053 | ||
c1179033 | 3054 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3055 | /* Abort any on-going scan */ |
27a68fe3 | 3056 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3057 | } |
3058 | ||
c1179033 | 3059 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3060 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3061 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3062 | if (err) { |
c1179033 | 3063 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3064 | goto out_err; |
3065 | } | |
27a68fe3 AS |
3066 | cfg->sched_escan = true; |
3067 | cfg->scan_request = request; | |
e5806072 | 3068 | } else { |
57d6e91a | 3069 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3070 | goto out_err; |
3071 | } | |
3072 | ||
3073 | kfree(ssid); | |
3074 | kfree(channel); | |
3075 | kfree(request); | |
3076 | return 0; | |
3077 | ||
3078 | out_err: | |
3079 | kfree(ssid); | |
3080 | kfree(channel); | |
3081 | kfree(request); | |
3082 | cfg80211_sched_scan_stopped(wiphy); | |
3083 | return err; | |
3084 | } | |
3085 | ||
e5806072 AS |
3086 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3087 | { | |
e5806072 AS |
3088 | int ret; |
3089 | ||
3090 | /* Disable pfn */ | |
ac24be6f | 3091 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3092 | if (ret == 0) { |
3093 | /* clear pfn */ | |
ac24be6f AS |
3094 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3095 | NULL, 0); | |
e5806072 AS |
3096 | } |
3097 | if (ret < 0) | |
57d6e91a | 3098 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3099 | |
3100 | return ret; | |
3101 | } | |
3102 | ||
3103 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3104 | { | |
3105 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3106 | |
3107 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3108 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3109 | ||
3110 | /* set extra pno params */ | |
3111 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3112 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3113 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3114 | ||
3115 | /* set up pno scan fr */ | |
3116 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3117 | ||
ac24be6f AS |
3118 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3119 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3120 | } |
3121 | ||
3122 | static int | |
3123 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3124 | struct net_device *ndev, | |
3125 | struct cfg80211_sched_scan_request *request) | |
3126 | { | |
c1179033 | 3127 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3128 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3129 | struct brcmf_pno_net_param_le pfn; |
3130 | int i; | |
3131 | int ret = 0; | |
3132 | ||
dc7bdbf1 | 3133 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3134 | request->n_match_sets, request->n_ssids); |
c1179033 | 3135 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3136 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3137 | return -EAGAIN; |
3138 | } | |
1687eee2 AS |
3139 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3140 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3141 | cfg->scan_status); | |
3142 | return -EAGAIN; | |
3143 | } | |
e5806072 | 3144 | |
dc7bdbf1 | 3145 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3146 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3147 | request->n_ssids); |
e5806072 AS |
3148 | return -EINVAL; |
3149 | } | |
3150 | ||
3151 | if (request->n_ssids > 0) { | |
3152 | for (i = 0; i < request->n_ssids; i++) { | |
3153 | /* Active scan req for ssids */ | |
4e8a008e AS |
3154 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3155 | request->ssids[i].ssid); | |
e5806072 AS |
3156 | |
3157 | /* | |
3158 | * match_set ssids is a supert set of n_ssid list, | |
3159 | * so we need not add these set seperately. | |
3160 | */ | |
3161 | } | |
3162 | } | |
3163 | ||
3164 | if (request->n_match_sets > 0) { | |
3165 | /* clean up everything */ | |
3166 | ret = brcmf_dev_pno_clean(ndev); | |
3167 | if (ret < 0) { | |
57d6e91a | 3168 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3169 | return ret; |
3170 | } | |
3171 | ||
3172 | /* configure pno */ | |
3173 | ret = brcmf_dev_pno_config(ndev); | |
3174 | if (ret < 0) { | |
57d6e91a | 3175 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3176 | return -EINVAL; |
3177 | } | |
3178 | ||
3179 | /* configure each match set */ | |
3180 | for (i = 0; i < request->n_match_sets; i++) { | |
3181 | struct cfg80211_ssid *ssid; | |
3182 | u32 ssid_len; | |
3183 | ||
3184 | ssid = &request->match_sets[i].ssid; | |
3185 | ssid_len = ssid->ssid_len; | |
3186 | ||
3187 | if (!ssid_len) { | |
57d6e91a | 3188 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3189 | continue; |
3190 | } | |
3191 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3192 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3193 | pfn.wsec = cpu_to_le32(0); | |
3194 | pfn.infra = cpu_to_le32(1); | |
3195 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3196 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3197 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3198 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3199 | sizeof(pfn)); |
4e8a008e AS |
3200 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3201 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3202 | } |
3203 | /* Enable the PNO */ | |
c1179033 | 3204 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3205 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3206 | return -EINVAL; |
3207 | } | |
3208 | } else { | |
3209 | return -EINVAL; | |
3210 | } | |
3211 | ||
3212 | return 0; | |
3213 | } | |
3214 | ||
3215 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3216 | struct net_device *ndev) | |
3217 | { | |
27a68fe3 | 3218 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3219 | |
4e8a008e | 3220 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3221 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3222 | if (cfg->sched_escan) |
a0f472ac | 3223 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3224 | return 0; |
3225 | } | |
e5806072 | 3226 | |
1f170110 | 3227 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3228 | { |
3229 | s32 err; | |
3230 | ||
3231 | /* set auth */ | |
ac24be6f | 3232 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3233 | if (err < 0) { |
57d6e91a | 3234 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3235 | return err; |
3236 | } | |
3237 | /* set wsec */ | |
ac24be6f | 3238 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3239 | if (err < 0) { |
57d6e91a | 3240 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3241 | return err; |
3242 | } | |
3243 | /* set upper-layer auth */ | |
ac24be6f | 3244 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3245 | if (err < 0) { |
57d6e91a | 3246 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3247 | return err; |
3248 | } | |
3249 | ||
3250 | return 0; | |
3251 | } | |
3252 | ||
3253 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3254 | { | |
3255 | if (is_rsn_ie) | |
3256 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3257 | ||
3258 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3259 | } | |
3260 | ||
3261 | static s32 | |
4b5800fe JB |
3262 | brcmf_configure_wpaie(struct net_device *ndev, |
3263 | const struct brcmf_vs_tlv *wpa_ie, | |
3264 | bool is_rsn_ie) | |
1a873342 | 3265 | { |
ac24be6f | 3266 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3267 | u32 auth = 0; /* d11 open authentication */ |
3268 | u16 count; | |
3269 | s32 err = 0; | |
3270 | s32 len = 0; | |
3271 | u32 i; | |
3272 | u32 wsec; | |
3273 | u32 pval = 0; | |
3274 | u32 gval = 0; | |
3275 | u32 wpa_auth = 0; | |
3276 | u32 offset; | |
3277 | u8 *data; | |
3278 | u16 rsn_cap; | |
3279 | u32 wme_bss_disable; | |
3280 | ||
d96b801f | 3281 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3282 | if (wpa_ie == NULL) |
3283 | goto exit; | |
3284 | ||
3285 | len = wpa_ie->len + TLV_HDR_LEN; | |
3286 | data = (u8 *)wpa_ie; | |
619c5a9a | 3287 | offset = TLV_HDR_LEN; |
1a873342 HM |
3288 | if (!is_rsn_ie) |
3289 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3290 | else |
3291 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3292 | |
3293 | /* check for multicast cipher suite */ | |
3294 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3295 | err = -EINVAL; | |
57d6e91a | 3296 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3297 | goto exit; |
3298 | } | |
3299 | ||
3300 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3301 | err = -EINVAL; | |
57d6e91a | 3302 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3303 | goto exit; |
3304 | } | |
3305 | offset += TLV_OUI_LEN; | |
3306 | ||
3307 | /* pick up multicast cipher */ | |
3308 | switch (data[offset]) { | |
3309 | case WPA_CIPHER_NONE: | |
3310 | gval = 0; | |
3311 | break; | |
3312 | case WPA_CIPHER_WEP_40: | |
3313 | case WPA_CIPHER_WEP_104: | |
3314 | gval = WEP_ENABLED; | |
3315 | break; | |
3316 | case WPA_CIPHER_TKIP: | |
3317 | gval = TKIP_ENABLED; | |
3318 | break; | |
3319 | case WPA_CIPHER_AES_CCM: | |
3320 | gval = AES_ENABLED; | |
3321 | break; | |
3322 | default: | |
3323 | err = -EINVAL; | |
57d6e91a | 3324 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3325 | goto exit; |
3326 | } | |
3327 | ||
3328 | offset++; | |
3329 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3330 | count = data[offset] + (data[offset + 1] << 8); | |
3331 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3332 | /* Check for unicast suite(s) */ | |
3333 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3334 | err = -EINVAL; | |
57d6e91a | 3335 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3336 | goto exit; |
3337 | } | |
3338 | for (i = 0; i < count; i++) { | |
3339 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3340 | err = -EINVAL; | |
57d6e91a | 3341 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3342 | goto exit; |
3343 | } | |
3344 | offset += TLV_OUI_LEN; | |
3345 | switch (data[offset]) { | |
3346 | case WPA_CIPHER_NONE: | |
3347 | break; | |
3348 | case WPA_CIPHER_WEP_40: | |
3349 | case WPA_CIPHER_WEP_104: | |
3350 | pval |= WEP_ENABLED; | |
3351 | break; | |
3352 | case WPA_CIPHER_TKIP: | |
3353 | pval |= TKIP_ENABLED; | |
3354 | break; | |
3355 | case WPA_CIPHER_AES_CCM: | |
3356 | pval |= AES_ENABLED; | |
3357 | break; | |
3358 | default: | |
57d6e91a | 3359 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3360 | } |
3361 | offset++; | |
3362 | } | |
3363 | /* walk thru auth management suite list and pick up what we recognize */ | |
3364 | count = data[offset] + (data[offset + 1] << 8); | |
3365 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3366 | /* Check for auth key management suite(s) */ | |
3367 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3368 | err = -EINVAL; | |
57d6e91a | 3369 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3370 | goto exit; |
3371 | } | |
3372 | for (i = 0; i < count; i++) { | |
3373 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3374 | err = -EINVAL; | |
57d6e91a | 3375 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3376 | goto exit; |
3377 | } | |
3378 | offset += TLV_OUI_LEN; | |
3379 | switch (data[offset]) { | |
3380 | case RSN_AKM_NONE: | |
d96b801f | 3381 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3382 | wpa_auth |= WPA_AUTH_NONE; |
3383 | break; | |
3384 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3385 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3386 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3387 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3388 | break; | |
3389 | case RSN_AKM_PSK: | |
d96b801f | 3390 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3391 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3392 | (wpa_auth |= WPA_AUTH_PSK); | |
3393 | break; | |
3394 | default: | |
57d6e91a | 3395 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3396 | } |
3397 | offset++; | |
3398 | } | |
3399 | ||
3400 | if (is_rsn_ie) { | |
3401 | wme_bss_disable = 1; | |
3402 | if ((offset + RSN_CAP_LEN) <= len) { | |
3403 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3404 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3405 | wme_bss_disable = 0; | |
3406 | } | |
3407 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3408 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3409 | wme_bss_disable); |
1a873342 | 3410 | if (err < 0) { |
57d6e91a | 3411 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3412 | goto exit; |
3413 | } | |
3414 | } | |
3415 | /* FOR WPS , set SES_OW_ENABLED */ | |
3416 | wsec = (pval | gval | SES_OW_ENABLED); | |
3417 | ||
3418 | /* set auth */ | |
ac24be6f | 3419 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3420 | if (err < 0) { |
57d6e91a | 3421 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3422 | goto exit; |
3423 | } | |
3424 | /* set wsec */ | |
ac24be6f | 3425 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3426 | if (err < 0) { |
57d6e91a | 3427 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3428 | goto exit; |
3429 | } | |
3430 | /* set upper-layer auth */ | |
ac24be6f | 3431 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3432 | if (err < 0) { |
57d6e91a | 3433 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3434 | goto exit; |
3435 | } | |
3436 | ||
3437 | exit: | |
3438 | return err; | |
3439 | } | |
3440 | ||
3441 | static s32 | |
3082b9be | 3442 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3443 | struct parsed_vndr_ies *vndr_ies) |
3444 | { | |
1a873342 HM |
3445 | struct brcmf_vs_tlv *vndrie; |
3446 | struct brcmf_tlv *ie; | |
3447 | struct parsed_vndr_ie_info *parsed_info; | |
3448 | s32 remaining_len; | |
3449 | ||
3450 | remaining_len = (s32)vndr_ie_len; | |
3451 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3452 | ||
3453 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3454 | while (ie) { | |
3455 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3456 | goto next; | |
3457 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3458 | /* len should be bigger than OUI length + one */ | |
3459 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3460 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3461 | vndrie->len); | |
1a873342 HM |
3462 | goto next; |
3463 | } | |
3464 | /* if wpa or wme ie, do not add ie */ | |
3465 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3466 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3467 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3468 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3469 | goto next; |
3470 | } | |
3471 | ||
3472 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3473 | ||
3474 | /* save vndr ie information */ | |
3475 | parsed_info->ie_ptr = (char *)vndrie; | |
3476 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3477 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3478 | ||
3479 | vndr_ies->count++; | |
3480 | ||
d96b801f AS |
3481 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3482 | parsed_info->vndrie.oui[0], | |
3483 | parsed_info->vndrie.oui[1], | |
3484 | parsed_info->vndrie.oui[2], | |
3485 | parsed_info->vndrie.oui_type); | |
1a873342 | 3486 | |
9f440b7b | 3487 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3488 | break; |
3489 | next: | |
b41fc3d7 HM |
3490 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3491 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3492 | ie = NULL; |
3493 | else | |
b41fc3d7 HM |
3494 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3495 | TLV_HDR_LEN); | |
1a873342 | 3496 | } |
12f32370 | 3497 | return 0; |
1a873342 HM |
3498 | } |
3499 | ||
3500 | static u32 | |
3501 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3502 | { | |
3503 | ||
3504 | __le32 iecount_le; | |
3505 | __le32 pktflag_le; | |
3506 | ||
3507 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3508 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3509 | ||
3510 | iecount_le = cpu_to_le32(1); | |
3511 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3512 | ||
3513 | pktflag_le = cpu_to_le32(pktflag); | |
3514 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3515 | ||
3516 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3517 | ||
3518 | return ie_len + VNDR_IE_HDR_SIZE; | |
3519 | } | |
3520 | ||
1332e26e AS |
3521 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3522 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3523 | { |
1332e26e AS |
3524 | struct brcmf_if *ifp; |
3525 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3526 | s32 err = 0; |
3527 | u8 *iovar_ie_buf; | |
3528 | u8 *curr_ie_buf; | |
3529 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3530 | int mgmt_ie_buf_len; |
81118d16 | 3531 | u32 *mgmt_ie_len; |
1a873342 HM |
3532 | u32 del_add_ie_buf_len = 0; |
3533 | u32 total_ie_buf_len = 0; | |
3534 | u32 parsed_ie_buf_len = 0; | |
3535 | struct parsed_vndr_ies old_vndr_ies; | |
3536 | struct parsed_vndr_ies new_vndr_ies; | |
3537 | struct parsed_vndr_ie_info *vndrie_info; | |
3538 | s32 i; | |
3539 | u8 *ptr; | |
3e4f319d | 3540 | int remained_buf_len; |
1a873342 | 3541 | |
1332e26e AS |
3542 | if (!vif) |
3543 | return -ENODEV; | |
3544 | ifp = vif->ifp; | |
3545 | saved_ie = &vif->saved_ie; | |
3546 | ||
d96b801f | 3547 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3548 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3549 | if (!iovar_ie_buf) | |
3550 | return -ENOMEM; | |
3551 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3552 | switch (pktflag) { |
3553 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3554 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3555 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3556 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3557 | break; | |
3558 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3559 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3560 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3561 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3562 | break; | |
3563 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3564 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3565 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3566 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3567 | break; | |
3568 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3569 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3570 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3571 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3572 | break; | |
3573 | default: | |
3574 | err = -EPERM; | |
3575 | brcmf_err("not suitable type\n"); | |
3576 | goto exit; | |
1a873342 HM |
3577 | } |
3578 | ||
3579 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3580 | err = -ENOMEM; | |
57d6e91a | 3581 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3582 | goto exit; |
3583 | } | |
3584 | ||
3585 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3586 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3587 | ptr = curr_ie_buf; | |
3588 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3589 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3590 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3591 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3592 | vndrie_info->ie_len); | |
3593 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3594 | } | |
3595 | } | |
3596 | ||
b41fc3d7 | 3597 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3598 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3599 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3600 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3601 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3602 | goto exit; |
3603 | } | |
3604 | ||
3605 | /* parse old vndr_ie */ | |
3606 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3607 | ||
3608 | /* make a command to delete old ie */ | |
3609 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3610 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3611 | ||
d96b801f AS |
3612 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3613 | vndrie_info->vndrie.id, | |
3614 | vndrie_info->vndrie.len, | |
3615 | vndrie_info->vndrie.oui[0], | |
3616 | vndrie_info->vndrie.oui[1], | |
3617 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3618 | |
3619 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3620 | vndrie_info->ie_ptr, | |
3621 | vndrie_info->ie_len, | |
3622 | "del"); | |
3623 | curr_ie_buf += del_add_ie_buf_len; | |
3624 | total_ie_buf_len += del_add_ie_buf_len; | |
3625 | } | |
3626 | } | |
3627 | ||
3628 | *mgmt_ie_len = 0; | |
3629 | /* Add if there is any extra IE */ | |
3630 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3631 | ptr = mgmt_ie_buf; | |
3632 | ||
3633 | remained_buf_len = mgmt_ie_buf_len; | |
3634 | ||
3635 | /* make a command to add new ie */ | |
3636 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3637 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3638 | ||
b41fc3d7 HM |
3639 | /* verify remained buf size before copy data */ |
3640 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3641 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3642 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3643 | remained_buf_len); | |
b41fc3d7 HM |
3644 | break; |
3645 | } | |
3646 | remained_buf_len -= (vndrie_info->ie_len + | |
3647 | VNDR_IE_VSIE_OFFSET); | |
3648 | ||
d96b801f AS |
3649 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3650 | vndrie_info->vndrie.id, | |
3651 | vndrie_info->vndrie.len, | |
3652 | vndrie_info->vndrie.oui[0], | |
3653 | vndrie_info->vndrie.oui[1], | |
3654 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3655 | |
3656 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3657 | vndrie_info->ie_ptr, | |
3658 | vndrie_info->ie_len, | |
3659 | "add"); | |
1a873342 HM |
3660 | |
3661 | /* save the parsed IE in wl struct */ | |
3662 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3663 | vndrie_info->ie_len); | |
3664 | *mgmt_ie_len += vndrie_info->ie_len; | |
3665 | ||
3666 | curr_ie_buf += del_add_ie_buf_len; | |
3667 | total_ie_buf_len += del_add_ie_buf_len; | |
3668 | } | |
3669 | } | |
3670 | if (total_ie_buf_len) { | |
c1179033 | 3671 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3672 | total_ie_buf_len); |
1a873342 | 3673 | if (err) |
57d6e91a | 3674 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3675 | } |
3676 | ||
3677 | exit: | |
3678 | kfree(iovar_ie_buf); | |
3679 | return err; | |
3680 | } | |
3681 | ||
5f4f9f11 AS |
3682 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3683 | { | |
3684 | s32 pktflags[] = { | |
3685 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3686 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3687 | BRCMF_VNDR_IE_BEACON_FLAG | |
3688 | }; | |
3689 | int i; | |
3690 | ||
3691 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3692 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3693 | ||
3694 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3695 | return 0; | |
3696 | } | |
3697 | ||
a0f07959 HM |
3698 | static s32 |
3699 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3700 | struct cfg80211_beacon_data *beacon) | |
3701 | { | |
3702 | s32 err; | |
3703 | ||
3704 | /* Set Beacon IEs to FW */ | |
3705 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3706 | beacon->tail, beacon->tail_len); | |
3707 | if (err) { | |
3708 | brcmf_err("Set Beacon IE Failed\n"); | |
3709 | return err; | |
3710 | } | |
3711 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3712 | ||
3713 | /* Set Probe Response IEs to FW */ | |
3714 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3715 | beacon->proberesp_ies, | |
3716 | beacon->proberesp_ies_len); | |
3717 | if (err) | |
3718 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3719 | else | |
3720 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3721 | ||
3722 | return err; | |
3723 | } | |
3724 | ||
1a873342 HM |
3725 | static s32 |
3726 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3727 | struct cfg80211_ap_settings *settings) | |
3728 | { | |
3729 | s32 ie_offset; | |
1c9d30cf | 3730 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3731 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3732 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3733 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3734 | s32 err = -EPERM; |
4b5800fe JB |
3735 | const struct brcmf_tlv *rsn_ie; |
3736 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3737 | struct brcmf_join_params join_params; |
a0f07959 HM |
3738 | enum nl80211_iftype dev_role; |
3739 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 3740 | u16 chanspec; |
1a873342 | 3741 | |
06c01585 AS |
3742 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
3743 | settings->chandef.chan->hw_value, | |
3744 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 3745 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
3746 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
3747 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3748 | settings->inactivity_timeout); | |
1a873342 | 3749 | |
426d0a56 | 3750 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3751 | |
3752 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3753 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3754 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3755 | ssid_ie = brcmf_parse_tlvs( | |
3756 | (u8 *)&settings->beacon.head[ie_offset], | |
3757 | settings->beacon.head_len - ie_offset, | |
3758 | WLAN_EID_SSID); | |
3759 | if (!ssid_ie) | |
3760 | return -EINVAL; | |
3761 | ||
3762 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3763 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3764 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3765 | } else { |
3766 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3767 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3768 | } | |
3769 | ||
f96aa07e | 3770 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3771 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3772 | |
3773 | /* find the RSN_IE */ | |
3774 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3775 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3776 | ||
3777 | /* find the WPA_IE */ | |
3778 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3779 | settings->beacon.tail_len); | |
3780 | ||
1a873342 | 3781 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3782 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3783 | if (wpa_ie != NULL) { |
3784 | /* WPA IE */ | |
34778529 | 3785 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3786 | if (err < 0) |
3787 | goto exit; | |
1a873342 HM |
3788 | } else { |
3789 | /* RSN IE */ | |
3790 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3791 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3792 | if (err < 0) |
3793 | goto exit; | |
1a873342 | 3794 | } |
1a873342 | 3795 | } else { |
d96b801f | 3796 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3797 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3798 | } |
1a873342 | 3799 | |
a0f07959 | 3800 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3801 | |
600a897d | 3802 | chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef); |
06c01585 | 3803 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); |
1c9d30cf | 3804 | if (err < 0) { |
06c01585 | 3805 | brcmf_err("Set Channel failed: chspec=%d, %d\n", chanspec, err); |
1c9d30cf HM |
3806 | goto exit; |
3807 | } | |
3808 | ||
1a873342 | 3809 | if (settings->beacon_interval) { |
ac24be6f | 3810 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3811 | settings->beacon_interval); |
1a873342 | 3812 | if (err < 0) { |
57d6e91a | 3813 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3814 | goto exit; |
3815 | } | |
3816 | } | |
3817 | if (settings->dtim_period) { | |
ac24be6f | 3818 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3819 | settings->dtim_period); |
1a873342 | 3820 | if (err < 0) { |
57d6e91a | 3821 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3822 | goto exit; |
3823 | } | |
3824 | } | |
a0f07959 HM |
3825 | |
3826 | if (dev_role == NL80211_IFTYPE_AP) { | |
3827 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3828 | if (err < 0) { | |
3829 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3830 | goto exit; | |
3831 | } | |
2880b868 | 3832 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3833 | } |
3834 | ||
a0f07959 | 3835 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3836 | if (err < 0) { |
a0f07959 | 3837 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3838 | goto exit; |
3839 | } | |
a0f07959 HM |
3840 | if (dev_role == NL80211_IFTYPE_AP) { |
3841 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3842 | if (err < 0) { | |
3843 | brcmf_err("setting AP mode failed %d\n", err); | |
3844 | goto exit; | |
3845 | } | |
3846 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3847 | if (err < 0) { | |
3848 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3849 | goto exit; | |
3850 | } | |
3851 | ||
3852 | memset(&join_params, 0, sizeof(join_params)); | |
3853 | /* join parameters starts with ssid */ | |
3854 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3855 | /* create softap */ | |
3856 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3857 | &join_params, sizeof(join_params)); | |
3858 | if (err < 0) { | |
3859 | brcmf_err("SET SSID error (%d)\n", err); | |
3860 | goto exit; | |
3861 | } | |
3862 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3863 | } else { | |
3864 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3865 | sizeof(ssid_le)); | |
3866 | if (err < 0) { | |
3867 | brcmf_err("setting ssid failed %d\n", err); | |
3868 | goto exit; | |
3869 | } | |
3870 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3871 | bss_enable.enable = cpu_to_le32(1); | |
3872 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3873 | sizeof(bss_enable)); | |
3874 | if (err < 0) { | |
3875 | brcmf_err("bss_enable config failed %d\n", err); | |
3876 | goto exit; | |
3877 | } | |
3878 | ||
3879 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3880 | } | |
c1179033 AS |
3881 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3882 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3883 | |
3884 | exit: | |
b3657453 | 3885 | if (err) { |
f96aa07e | 3886 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3887 | brcmf_configure_arp_offload(ifp, true); |
3888 | } | |
1a873342 HM |
3889 | return err; |
3890 | } | |
3891 | ||
3892 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3893 | { | |
c1179033 | 3894 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3895 | s32 err; |
426d0a56 | 3896 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3897 | struct brcmf_join_params join_params; |
1a873342 | 3898 | |
d96b801f | 3899 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3900 | |
426d0a56 | 3901 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3902 | /* Due to most likely deauths outstanding we sleep */ |
3903 | /* first to make sure they get processed by fw. */ | |
3904 | msleep(400); | |
5c33a942 HM |
3905 | |
3906 | memset(&join_params, 0, sizeof(join_params)); | |
3907 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3908 | &join_params, sizeof(join_params)); | |
3909 | if (err < 0) | |
3910 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3911 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3912 | if (err < 0) |
57d6e91a | 3913 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3914 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3915 | if (err < 0) | |
3916 | brcmf_err("setting AP mode failed %d\n", err); | |
3917 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3918 | if (err < 0) | |
3919 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3920 | } else { |
3921 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3922 | bss_enable.enable = cpu_to_le32(0); | |
3923 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3924 | sizeof(bss_enable)); | |
3925 | if (err < 0) | |
3926 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3927 | } |
f96aa07e | 3928 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3929 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3930 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3931 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3932 | ||
1a873342 HM |
3933 | return err; |
3934 | } | |
3935 | ||
a0f07959 HM |
3936 | static s32 |
3937 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
3938 | struct cfg80211_beacon_data *info) | |
3939 | { | |
a0f07959 HM |
3940 | struct brcmf_if *ifp = netdev_priv(ndev); |
3941 | s32 err; | |
3942 | ||
3943 | brcmf_dbg(TRACE, "Enter\n"); | |
3944 | ||
a0f07959 HM |
3945 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
3946 | ||
3947 | return err; | |
3948 | } | |
3949 | ||
1a873342 HM |
3950 | static int |
3951 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 3952 | const u8 *mac) |
1a873342 | 3953 | { |
a0f07959 | 3954 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 3955 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 3956 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3957 | s32 err; |
3958 | ||
3959 | if (!mac) | |
3960 | return -EFAULT; | |
3961 | ||
d96b801f | 3962 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 3963 | |
a0f07959 HM |
3964 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
3965 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 3966 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
3967 | return -EIO; |
3968 | ||
3969 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
3970 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 3971 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 3972 | &scbval, sizeof(scbval)); |
1a873342 | 3973 | if (err) |
57d6e91a | 3974 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 3975 | |
d96b801f | 3976 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
3977 | return err; |
3978 | } | |
3979 | ||
0de8aace HM |
3980 | |
3981 | static void | |
3982 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
3983 | struct wireless_dev *wdev, | |
3984 | u16 frame_type, bool reg) | |
3985 | { | |
7fa2e352 | 3986 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
3987 | u16 mgmt_type; |
3988 | ||
3989 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
3990 | ||
3991 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 3992 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
3993 | if (reg) |
3994 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
3995 | else | |
318a64ce | 3996 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
3997 | } |
3998 | ||
3999 | ||
4000 | static int | |
4001 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4002 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4003 | { |
4004 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4005 | struct ieee80211_channel *chan = params->chan; |
4006 | const u8 *buf = params->buf; | |
4007 | size_t len = params->len; | |
0de8aace HM |
4008 | const struct ieee80211_mgmt *mgmt; |
4009 | struct brcmf_cfg80211_vif *vif; | |
4010 | s32 err = 0; | |
4011 | s32 ie_offset; | |
4012 | s32 ie_len; | |
18e2f61d HM |
4013 | struct brcmf_fil_action_frame_le *action_frame; |
4014 | struct brcmf_fil_af_params_le *af_params; | |
4015 | bool ack; | |
4016 | s32 chan_nr; | |
c2ff8cad | 4017 | u32 freq; |
0de8aace HM |
4018 | |
4019 | brcmf_dbg(TRACE, "Enter\n"); | |
4020 | ||
4021 | *cookie = 0; | |
4022 | ||
4023 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4024 | ||
a0f07959 HM |
4025 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4026 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4027 | return -EPERM; | |
4028 | } | |
0de8aace | 4029 | |
c2ff8cad AQ |
4030 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4031 | ||
a0f07959 HM |
4032 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4033 | /* Right now the only reason to get a probe response */ | |
4034 | /* is for p2p listen response or for p2p GO from */ | |
4035 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4036 | /* on primary ndev, while dongle wants it on the p2p */ | |
4037 | /* vif. Since this is only reason for a probe */ | |
4038 | /* response to be sent, the vif is taken from cfg. */ | |
4039 | /* If ever desired to send proberesp for non p2p */ | |
4040 | /* response then data should be checked for */ | |
4041 | /* "DIRECT-". Note in future supplicant will take */ | |
4042 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4043 | /* is not needed anymore. */ | |
4044 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4045 | DOT11_BCN_PRB_FIXED_LEN; | |
4046 | ie_len = len - ie_offset; | |
a0f07959 | 4047 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4048 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4049 | err = brcmf_vif_set_mgmt_ie(vif, |
4050 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4051 | &buf[ie_offset], | |
4052 | ie_len); | |
4053 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4054 | GFP_KERNEL); | |
18e2f61d HM |
4055 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4056 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4057 | if (af_params == NULL) { | |
4058 | brcmf_err("unable to allocate frame\n"); | |
4059 | err = -ENOMEM; | |
4060 | goto exit; | |
4061 | } | |
4062 | action_frame = &af_params->action_frame; | |
4063 | /* Add the packet Id */ | |
4064 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4065 | /* Add BSSID */ | |
4066 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4067 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4068 | /* Add the length exepted for 802.11 header */ | |
4069 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4070 | /* Add the channel. Use the one specified as parameter if any or |
4071 | * the current one (got from the firmware) otherwise | |
4072 | */ | |
4073 | if (chan) | |
4074 | freq = chan->center_freq; | |
4075 | else | |
4076 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4077 | &freq); | |
4078 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4079 | af_params->channel = cpu_to_le32(chan_nr); |
4080 | ||
4081 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4082 | le16_to_cpu(action_frame->len)); | |
4083 | ||
4084 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4085 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4086 | |
7fa2e352 | 4087 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4088 | af_params); |
4089 | ||
4090 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4091 | GFP_KERNEL); | |
4092 | kfree(af_params); | |
a0f07959 HM |
4093 | } else { |
4094 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4095 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4096 | } |
a0f07959 | 4097 | |
18e2f61d | 4098 | exit: |
0de8aace HM |
4099 | return err; |
4100 | } | |
4101 | ||
4102 | ||
4103 | static int | |
4104 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4105 | struct wireless_dev *wdev, | |
4106 | u64 cookie) | |
4107 | { | |
4108 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4109 | struct brcmf_cfg80211_vif *vif; | |
4110 | int err = 0; | |
4111 | ||
4112 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4113 | ||
4114 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4115 | if (vif == NULL) { | |
4116 | brcmf_err("No p2p device available for probe response\n"); | |
4117 | err = -ENODEV; | |
4118 | goto exit; | |
4119 | } | |
4120 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4121 | exit: | |
4122 | return err; | |
4123 | } | |
4124 | ||
61730d4d PH |
4125 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4126 | struct wireless_dev *wdev, | |
4127 | enum nl80211_crit_proto_id proto, | |
4128 | u16 duration) | |
4129 | { | |
4130 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4131 | struct brcmf_cfg80211_vif *vif; | |
4132 | ||
4133 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4134 | ||
4135 | /* only DHCP support for now */ | |
4136 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4137 | return -EINVAL; | |
4138 | ||
4139 | /* suppress and abort scanning */ | |
4140 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4141 | brcmf_abort_scanning(cfg); | |
4142 | ||
4143 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4144 | } | |
4145 | ||
4146 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4147 | struct wireless_dev *wdev) | |
4148 | { | |
4149 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4150 | struct brcmf_cfg80211_vif *vif; | |
4151 | ||
4152 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4153 | ||
4154 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4155 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4156 | } | |
4157 | ||
89c2f382 AS |
4158 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4159 | { | |
4160 | int ret; | |
4161 | ||
4162 | switch (oper) { | |
4163 | case NL80211_TDLS_DISCOVERY_REQ: | |
4164 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4165 | break; | |
4166 | case NL80211_TDLS_SETUP: | |
4167 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4168 | break; | |
4169 | case NL80211_TDLS_TEARDOWN: | |
4170 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4171 | break; | |
4172 | default: | |
4173 | brcmf_err("unsupported operation: %d\n", oper); | |
4174 | ret = -EOPNOTSUPP; | |
4175 | } | |
4176 | return ret; | |
4177 | } | |
4178 | ||
4179 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4180 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4181 | enum nl80211_tdls_operation oper) |
4182 | { | |
4183 | struct brcmf_if *ifp; | |
4184 | struct brcmf_tdls_iovar_le info; | |
4185 | int ret = 0; | |
4186 | ||
4187 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4188 | if (ret < 0) | |
4189 | return ret; | |
4190 | ||
4191 | ifp = netdev_priv(ndev); | |
4192 | memset(&info, 0, sizeof(info)); | |
4193 | info.mode = (u8)ret; | |
4194 | if (peer) | |
4195 | memcpy(info.ea, peer, ETH_ALEN); | |
4196 | ||
4197 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4198 | &info, sizeof(info)); | |
4199 | if (ret < 0) | |
4200 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4201 | ||
4202 | return ret; | |
4203 | } | |
4204 | ||
5b435de0 | 4205 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4206 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4207 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4208 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4209 | .scan = brcmf_cfg80211_scan, | |
4210 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4211 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4212 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4213 | .get_station = brcmf_cfg80211_get_station, | |
4214 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4215 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4216 | .add_key = brcmf_cfg80211_add_key, | |
4217 | .del_key = brcmf_cfg80211_del_key, | |
4218 | .get_key = brcmf_cfg80211_get_key, | |
4219 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4220 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4221 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4222 | .connect = brcmf_cfg80211_connect, |
4223 | .disconnect = brcmf_cfg80211_disconnect, | |
4224 | .suspend = brcmf_cfg80211_suspend, | |
4225 | .resume = brcmf_cfg80211_resume, | |
4226 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4227 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4228 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4229 | .start_ap = brcmf_cfg80211_start_ap, |
4230 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4231 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4232 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4233 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4234 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4235 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4236 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4237 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4238 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4239 | .start_p2p_device = brcmf_p2p_start_device, |
4240 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4241 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4242 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4243 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4244 | }; |
4245 | ||
3eacf866 | 4246 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4247 | enum nl80211_iftype type, |
4248 | bool pm_block) | |
3eacf866 AS |
4249 | { |
4250 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4251 | |
33a6b157 | 4252 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4253 | sizeof(*vif)); |
3eacf866 AS |
4254 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4255 | if (!vif) | |
4256 | return ERR_PTR(-ENOMEM); | |
4257 | ||
4258 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4259 | vif->wdev.iftype = type; |
5b435de0 | 4260 | |
3eacf866 AS |
4261 | vif->pm_block = pm_block; |
4262 | vif->roam_off = -1; | |
4263 | ||
6ac4f4ed AS |
4264 | brcmf_init_prof(&vif->profile); |
4265 | ||
3eacf866 | 4266 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4267 | return vif; |
5b435de0 AS |
4268 | } |
4269 | ||
427dec5f | 4270 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4271 | { |
3eacf866 | 4272 | list_del(&vif->list); |
3eacf866 | 4273 | kfree(vif); |
5b435de0 AS |
4274 | } |
4275 | ||
9df4d542 AS |
4276 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4277 | { | |
4278 | struct brcmf_cfg80211_vif *vif; | |
4279 | struct brcmf_if *ifp; | |
4280 | ||
4281 | ifp = netdev_priv(ndev); | |
4282 | vif = ifp->vif; | |
4283 | ||
4284 | brcmf_free_vif(vif); | |
4285 | free_netdev(ndev); | |
4286 | } | |
4287 | ||
903e0eee | 4288 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4289 | { |
5c36b99a AS |
4290 | u32 event = e->event_code; |
4291 | u32 status = e->status; | |
5b435de0 AS |
4292 | |
4293 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4294 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4295 | return true; |
4296 | } | |
4297 | ||
4298 | return false; | |
4299 | } | |
4300 | ||
903e0eee | 4301 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4302 | { |
5c36b99a AS |
4303 | u32 event = e->event_code; |
4304 | u16 flags = e->flags; | |
5b435de0 | 4305 | |
68ca395f HM |
4306 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4307 | (event == BRCMF_E_DISASSOC_IND) || | |
4308 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4309 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4310 | return true; |
4311 | } | |
4312 | return false; | |
4313 | } | |
4314 | ||
27a68fe3 | 4315 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4316 | const struct brcmf_event_msg *e) |
4317 | { | |
5c36b99a AS |
4318 | u32 event = e->event_code; |
4319 | u32 status = e->status; | |
5b435de0 AS |
4320 | |
4321 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4322 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4323 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4324 | return true; |
4325 | } | |
4326 | ||
4327 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4328 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4329 | return true; |
4330 | } | |
4331 | ||
4332 | return false; | |
4333 | } | |
4334 | ||
27a68fe3 | 4335 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4336 | { |
27a68fe3 | 4337 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4338 | |
4339 | kfree(conn_info->req_ie); | |
4340 | conn_info->req_ie = NULL; | |
4341 | conn_info->req_ie_len = 0; | |
4342 | kfree(conn_info->resp_ie); | |
4343 | conn_info->resp_ie = NULL; | |
4344 | conn_info->resp_ie_len = 0; | |
4345 | } | |
4346 | ||
89286dc9 HM |
4347 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4348 | struct brcmf_if *ifp) | |
5b435de0 | 4349 | { |
c4e382d2 | 4350 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4351 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4352 | u32 req_len; |
4353 | u32 resp_len; | |
4354 | s32 err = 0; | |
4355 | ||
27a68fe3 | 4356 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4357 | |
ac24be6f AS |
4358 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4359 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4360 | if (err) { |
57d6e91a | 4361 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4362 | return err; |
4363 | } | |
c4e382d2 | 4364 | assoc_info = |
27a68fe3 | 4365 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4366 | req_len = le32_to_cpu(assoc_info->req_len); |
4367 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4368 | if (req_len) { |
ac24be6f | 4369 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4370 | cfg->extra_buf, |
4371 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4372 | if (err) { |
57d6e91a | 4373 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4374 | return err; |
4375 | } | |
4376 | conn_info->req_ie_len = req_len; | |
4377 | conn_info->req_ie = | |
27a68fe3 | 4378 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4379 | GFP_KERNEL); |
4380 | } else { | |
4381 | conn_info->req_ie_len = 0; | |
4382 | conn_info->req_ie = NULL; | |
4383 | } | |
4384 | if (resp_len) { | |
ac24be6f | 4385 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4386 | cfg->extra_buf, |
4387 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4388 | if (err) { |
57d6e91a | 4389 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4390 | return err; |
4391 | } | |
4392 | conn_info->resp_ie_len = resp_len; | |
4393 | conn_info->resp_ie = | |
27a68fe3 | 4394 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4395 | GFP_KERNEL); |
4396 | } else { | |
4397 | conn_info->resp_ie_len = 0; | |
4398 | conn_info->resp_ie = NULL; | |
4399 | } | |
16886735 AS |
4400 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4401 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4402 | |
4403 | return err; | |
4404 | } | |
4405 | ||
4406 | static s32 | |
27a68fe3 | 4407 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4408 | struct net_device *ndev, |
4409 | const struct brcmf_event_msg *e) | |
4410 | { | |
c1179033 AS |
4411 | struct brcmf_if *ifp = netdev_priv(ndev); |
4412 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4413 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4414 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4415 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4416 | struct ieee80211_supported_band *band; |
a180b83b | 4417 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4418 | struct brcmu_chan ch; |
5b435de0 AS |
4419 | u32 freq; |
4420 | s32 err = 0; | |
a180b83b | 4421 | u8 *buf; |
5b435de0 | 4422 | |
d96b801f | 4423 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4424 | |
89286dc9 | 4425 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4426 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4427 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4428 | |
a180b83b FL |
4429 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4430 | if (buf == NULL) { | |
4431 | err = -ENOMEM; | |
4432 | goto done; | |
4433 | } | |
4434 | ||
4435 | /* data sent to dongle has to be little endian */ | |
4436 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4437 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4438 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4439 | |
4440 | if (err) | |
4441 | goto done; | |
5b435de0 | 4442 | |
a180b83b | 4443 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4444 | ch.chspec = le16_to_cpu(bi->chanspec); |
4445 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4446 | |
83cf17aa | 4447 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4448 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4449 | else | |
4450 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4451 | ||
83cf17aa | 4452 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4453 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4454 | ||
a180b83b FL |
4455 | done: |
4456 | kfree(buf); | |
06bb123e | 4457 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4458 | conn_info->req_ie, conn_info->req_ie_len, |
4459 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4460 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4461 | |
c1179033 | 4462 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4463 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4464 | return err; |
4465 | } | |
4466 | ||
4467 | static s32 | |
27a68fe3 | 4468 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4469 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4470 | bool completed) | |
4471 | { | |
c1179033 AS |
4472 | struct brcmf_if *ifp = netdev_priv(ndev); |
4473 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4474 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4475 | |
d96b801f | 4476 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4477 | |
c1179033 AS |
4478 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4479 | &ifp->vif->sme_state)) { | |
5b435de0 | 4480 | if (completed) { |
89286dc9 | 4481 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4482 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4483 | brcmf_update_bss_info(cfg, ifp); |
4484 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4485 | &ifp->vif->sme_state); | |
5b435de0 AS |
4486 | } |
4487 | cfg80211_connect_result(ndev, | |
06bb123e | 4488 | (u8 *)profile->bssid, |
5b435de0 AS |
4489 | conn_info->req_ie, |
4490 | conn_info->req_ie_len, | |
4491 | conn_info->resp_ie, | |
4492 | conn_info->resp_ie_len, | |
4493 | completed ? WLAN_STATUS_SUCCESS : | |
4494 | WLAN_STATUS_AUTH_TIMEOUT, | |
4495 | GFP_KERNEL); | |
16886735 AS |
4496 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4497 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4498 | } |
d96b801f | 4499 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4500 | return 0; |
5b435de0 AS |
4501 | } |
4502 | ||
4503 | static s32 | |
27a68fe3 | 4504 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4505 | struct net_device *ndev, |
4506 | const struct brcmf_event_msg *e, void *data) | |
4507 | { | |
7ee29602 | 4508 | static int generation; |
5c36b99a AS |
4509 | u32 event = e->event_code; |
4510 | u32 reason = e->reason; | |
1a873342 HM |
4511 | struct station_info sinfo; |
4512 | ||
16886735 | 4513 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4514 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4515 | ndev != cfg_to_ndev(cfg)) { | |
4516 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4517 | complete(&cfg->vif_disabled); | |
4518 | return 0; | |
4519 | } | |
1a873342 | 4520 | |
1a873342 | 4521 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4522 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4523 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4524 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4525 | if (!data) { | |
57d6e91a | 4526 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4527 | return -EINVAL; |
4528 | } | |
4529 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4530 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4531 | generation++; |
4532 | sinfo.generation = generation; | |
7ee29602 | 4533 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4534 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4535 | (event == BRCMF_E_DEAUTH_IND) || | |
4536 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4537 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4538 | } |
7ee29602 | 4539 | return 0; |
1a873342 HM |
4540 | } |
4541 | ||
5b435de0 | 4542 | static s32 |
1993732e | 4543 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4544 | const struct brcmf_event_msg *e, void *data) |
4545 | { | |
1993732e AS |
4546 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4547 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4548 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4549 | struct ieee80211_channel *chan; |
5b435de0 AS |
4550 | s32 err = 0; |
4551 | ||
8851cce0 HM |
4552 | if ((e->event_code == BRCMF_E_DEAUTH) || |
4553 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
4554 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
4555 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
4556 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4557 | } | |
4558 | ||
967fe2c8 | 4559 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4560 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4561 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4562 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4563 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4564 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4565 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4566 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4567 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4568 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4569 | &ifp->vif->sme_state); | |
4570 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4571 | &ifp->vif->sme_state); | |
5b435de0 | 4572 | } else |
27a68fe3 | 4573 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4574 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4575 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4576 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4577 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4578 | } |
903e0eee | 4579 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4580 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4581 | if (ndev != cfg_to_ndev(cfg)) |
4582 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4583 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4584 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4585 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4586 | &ifp->vif->sme_state); | |
5b435de0 | 4587 | else |
27a68fe3 | 4588 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4589 | } |
4590 | ||
4591 | return err; | |
4592 | } | |
4593 | ||
4594 | static s32 | |
1993732e | 4595 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4596 | const struct brcmf_event_msg *e, void *data) |
4597 | { | |
1993732e | 4598 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4599 | u32 event = e->event_code; |
4600 | u32 status = e->status; | |
5b435de0 AS |
4601 | |
4602 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4603 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4604 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4605 | else |
1993732e | 4606 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4607 | } |
4608 | ||
12f32370 | 4609 | return 0; |
5b435de0 AS |
4610 | } |
4611 | ||
4612 | static s32 | |
1993732e | 4613 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4614 | const struct brcmf_event_msg *e, void *data) |
4615 | { | |
5c36b99a | 4616 | u16 flags = e->flags; |
5b435de0 AS |
4617 | enum nl80211_key_type key_type; |
4618 | ||
4619 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4620 | key_type = NL80211_KEYTYPE_GROUP; | |
4621 | else | |
4622 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4623 | ||
1993732e | 4624 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4625 | NULL, GFP_KERNEL); |
4626 | ||
4627 | return 0; | |
4628 | } | |
4629 | ||
d3c0b633 AS |
4630 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4631 | const struct brcmf_event_msg *e, void *data) | |
4632 | { | |
4633 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4634 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4635 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4636 | struct brcmf_cfg80211_vif *vif; | |
4637 | ||
4638 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4639 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4640 | ifevent->bssidx); | |
4641 | ||
d3c0b633 AS |
4642 | mutex_lock(&event->vif_event_lock); |
4643 | event->action = ifevent->action; | |
4644 | vif = event->vif; | |
4645 | ||
4646 | switch (ifevent->action) { | |
4647 | case BRCMF_E_IF_ADD: | |
4648 | /* waiting process may have timed out */ | |
dc4a787c WY |
4649 | if (!cfg->vif_event.vif) { |
4650 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4651 | return -EBADF; |
dc4a787c | 4652 | } |
d3c0b633 AS |
4653 | |
4654 | ifp->vif = vif; | |
4655 | vif->ifp = ifp; | |
01b8e7db AS |
4656 | if (ifp->ndev) { |
4657 | vif->wdev.netdev = ifp->ndev; | |
4658 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4659 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4660 | } | |
d3c0b633 AS |
4661 | mutex_unlock(&event->vif_event_lock); |
4662 | wake_up(&event->vif_wq); | |
4b3a89de | 4663 | return 0; |
d3c0b633 AS |
4664 | |
4665 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4666 | mutex_unlock(&event->vif_event_lock); |
4667 | /* event may not be upon user request */ | |
4668 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4669 | wake_up(&event->vif_wq); | |
4670 | return 0; | |
4671 | ||
7a5c1f64 HM |
4672 | case BRCMF_E_IF_CHANGE: |
4673 | mutex_unlock(&event->vif_event_lock); | |
4674 | wake_up(&event->vif_wq); | |
4675 | return 0; | |
4676 | ||
d3c0b633 AS |
4677 | default: |
4678 | mutex_unlock(&event->vif_event_lock); | |
4679 | break; | |
4680 | } | |
4681 | return -EINVAL; | |
4682 | } | |
4683 | ||
5b435de0 AS |
4684 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4685 | { | |
5b435de0 AS |
4686 | conf->frag_threshold = (u32)-1; |
4687 | conf->rts_threshold = (u32)-1; | |
4688 | conf->retry_short = (u32)-1; | |
4689 | conf->retry_long = (u32)-1; | |
4690 | conf->tx_power = -1; | |
4691 | } | |
4692 | ||
5c36b99a | 4693 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4694 | { |
5c36b99a AS |
4695 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4696 | brcmf_notify_connect_status); | |
4697 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4698 | brcmf_notify_connect_status); | |
4699 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4700 | brcmf_notify_connect_status); | |
4701 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4702 | brcmf_notify_connect_status); | |
4703 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4704 | brcmf_notify_connect_status); | |
4705 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4706 | brcmf_notify_connect_status); | |
4707 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4708 | brcmf_notify_roaming_status); | |
4709 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4710 | brcmf_notify_mic_status); | |
4711 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4712 | brcmf_notify_connect_status); | |
4713 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4714 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4715 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4716 | brcmf_notify_vif_event); | |
0de8aace | 4717 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4718 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4719 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4720 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4721 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4722 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4723 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4724 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4725 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4726 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4727 | } |
4728 | ||
27a68fe3 AS |
4729 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4730 | { | |
27a68fe3 AS |
4731 | kfree(cfg->conf); |
4732 | cfg->conf = NULL; | |
27a68fe3 AS |
4733 | kfree(cfg->escan_ioctl_buf); |
4734 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4735 | kfree(cfg->extra_buf); |
4736 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4737 | kfree(cfg->pmk_list); |
4738 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4739 | } |
4740 | ||
4741 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4742 | { | |
27a68fe3 AS |
4743 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4744 | if (!cfg->conf) | |
5b435de0 | 4745 | goto init_priv_mem_out; |
27a68fe3 AS |
4746 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4747 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4748 | goto init_priv_mem_out; |
27a68fe3 AS |
4749 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4750 | if (!cfg->extra_buf) | |
5b435de0 | 4751 | goto init_priv_mem_out; |
27a68fe3 AS |
4752 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4753 | if (!cfg->pmk_list) | |
5b435de0 AS |
4754 | goto init_priv_mem_out; |
4755 | ||
4756 | return 0; | |
4757 | ||
4758 | init_priv_mem_out: | |
27a68fe3 | 4759 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4760 | |
4761 | return -ENOMEM; | |
4762 | } | |
4763 | ||
27a68fe3 | 4764 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4765 | { |
4766 | s32 err = 0; | |
4767 | ||
27a68fe3 AS |
4768 | cfg->scan_request = NULL; |
4769 | cfg->pwr_save = true; | |
68ca395f HM |
4770 | cfg->active_scan = true; /* we do active scan per default */ |
4771 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 4772 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4773 | if (err) |
4774 | return err; | |
5c36b99a | 4775 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4776 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4777 | brcmf_init_escan(cfg); |
4778 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4779 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4780 | return err; |
4781 | } | |
4782 | ||
27a68fe3 | 4783 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4784 | { |
27a68fe3 | 4785 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4786 | brcmf_abort_scanning(cfg); |
4787 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4788 | } |
4789 | ||
d3c0b633 AS |
4790 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4791 | { | |
4792 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4793 | mutex_init(&event->vif_event_lock); |
4794 | } | |
4795 | ||
5b435de0 | 4796 | static s32 |
68ca395f | 4797 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 4798 | { |
5b435de0 | 4799 | s32 err = 0; |
f588bc0c AS |
4800 | __le32 roamtrigger[2]; |
4801 | __le32 roam_delta[2]; | |
5b435de0 AS |
4802 | |
4803 | /* | |
4804 | * Setup timeout if Beacons are lost and roam is | |
4805 | * off to report link down | |
4806 | */ | |
68ca395f | 4807 | if (brcmf_roamoff) { |
ac24be6f | 4808 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 4809 | if (err) { |
57d6e91a | 4810 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
4811 | goto dongle_rom_out; |
4812 | } | |
4813 | } | |
4814 | ||
4815 | /* | |
4816 | * Enable/Disable built-in roaming to allow supplicant | |
4817 | * to take care of roaming | |
4818 | */ | |
68ca395f HM |
4819 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
4820 | brcmf_roamoff ? "Off" : "On"); | |
4821 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 4822 | if (err) { |
57d6e91a | 4823 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
4824 | goto dongle_rom_out; |
4825 | } | |
4826 | ||
f588bc0c AS |
4827 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
4828 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 4829 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 4830 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 4831 | if (err) { |
57d6e91a | 4832 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
4833 | goto dongle_rom_out; |
4834 | } | |
4835 | ||
f588bc0c AS |
4836 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
4837 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 4838 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 4839 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 4840 | if (err) { |
57d6e91a | 4841 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
4842 | goto dongle_rom_out; |
4843 | } | |
4844 | ||
4845 | dongle_rom_out: | |
4846 | return err; | |
4847 | } | |
4848 | ||
4849 | static s32 | |
40a23296 | 4850 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 4851 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
4852 | { |
4853 | s32 err = 0; | |
4854 | ||
ac24be6f | 4855 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 4856 | scan_assoc_time); |
5b435de0 AS |
4857 | if (err) { |
4858 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4859 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 4860 | else |
57d6e91a | 4861 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
4862 | goto dongle_scantime_out; |
4863 | } | |
ac24be6f | 4864 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 4865 | scan_unassoc_time); |
5b435de0 AS |
4866 | if (err) { |
4867 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4868 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 4869 | else |
57d6e91a | 4870 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
4871 | goto dongle_scantime_out; |
4872 | } | |
4873 | ||
ac24be6f | 4874 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 4875 | scan_passive_time); |
5b435de0 AS |
4876 | if (err) { |
4877 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4878 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 4879 | else |
57d6e91a | 4880 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
4881 | goto dongle_scantime_out; |
4882 | } | |
4883 | ||
4884 | dongle_scantime_out: | |
4885 | return err; | |
4886 | } | |
4887 | ||
b48d8916 AS |
4888 | /* Filter the list of channels received from firmware counting only |
4889 | * the 20MHz channels. The wiphy band data only needs those which get | |
4890 | * flagged to indicate if they can take part in higher bandwidth. | |
4891 | */ | |
4892 | static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info *cfg, | |
4893 | struct brcmf_chanspec_list *chlist, | |
4894 | u32 chcnt[]) | |
4895 | { | |
4896 | u32 total = le32_to_cpu(chlist->count); | |
4897 | struct brcmu_chan ch; | |
4898 | int i; | |
4899 | ||
4900 | for (i = 0; i <= total; i++) { | |
4901 | ch.chspec = (u16)le32_to_cpu(chlist->element[i]); | |
4902 | cfg->d11inf.decchspec(&ch); | |
4903 | ||
4904 | /* Firmware gives a ordered list. We skip non-20MHz | |
4905 | * channels is 2G. For 5G we can abort upon reaching | |
4906 | * a non-20MHz channel in the list. | |
4907 | */ | |
4908 | if (ch.bw != BRCMU_CHAN_BW_20) { | |
4909 | if (ch.band == BRCMU_CHAN_BAND_5G) | |
4910 | break; | |
4911 | else | |
4912 | continue; | |
4913 | } | |
4914 | ||
4915 | if (ch.band == BRCMU_CHAN_BAND_2G) | |
4916 | chcnt[0] += 1; | |
4917 | else if (ch.band == BRCMU_CHAN_BAND_5G) | |
4918 | chcnt[1] += 1; | |
4919 | } | |
4920 | } | |
4921 | ||
4922 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, | |
4923 | struct brcmu_chan *ch) | |
4924 | { | |
4925 | u32 ht40_flag; | |
d48200ba | 4926 | |
b48d8916 AS |
4927 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
4928 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
4929 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
4930 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
4931 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
4932 | } else { | |
4933 | /* It should be one of | |
4934 | * IEEE80211_CHAN_NO_HT40 or | |
4935 | * IEEE80211_CHAN_NO_HT40PLUS | |
4936 | */ | |
4937 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
4938 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
4939 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
4940 | } | |
4941 | } | |
4942 | ||
4943 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
4944 | u32 bw_cap[]) | |
d48200ba HM |
4945 | { |
4946 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
4947 | struct ieee80211_supported_band *band; |
4948 | struct ieee80211_channel *channel; | |
4949 | struct wiphy *wiphy; | |
d48200ba | 4950 | struct brcmf_chanspec_list *list; |
83cf17aa | 4951 | struct brcmu_chan ch; |
b48d8916 | 4952 | int err; |
d48200ba HM |
4953 | u8 *pbuf; |
4954 | u32 i, j; | |
4955 | u32 total; | |
b48d8916 AS |
4956 | u32 chaninfo; |
4957 | u32 chcnt[2] = { 0, 0 }; | |
d48200ba | 4958 | u32 index; |
d48200ba HM |
4959 | |
4960 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
4961 | ||
4962 | if (pbuf == NULL) | |
4963 | return -ENOMEM; | |
4964 | ||
4965 | list = (struct brcmf_chanspec_list *)pbuf; | |
4966 | ||
4967 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
4968 | BRCMF_DCMD_MEDLEN); | |
4969 | if (err) { | |
4970 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 4971 | goto fail_pbuf; |
d48200ba HM |
4972 | } |
4973 | ||
b48d8916 AS |
4974 | brcmf_count_20mhz_channels(cfg, list, chcnt); |
4975 | wiphy = cfg_to_wiphy(cfg); | |
4976 | if (chcnt[0]) { | |
4977 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
4978 | GFP_KERNEL); | |
4979 | if (band == NULL) { | |
4980 | err = -ENOMEM; | |
4981 | goto fail_pbuf; | |
4982 | } | |
4983 | band->channels = kcalloc(chcnt[0], sizeof(*channel), | |
4984 | GFP_KERNEL); | |
4985 | if (band->channels == NULL) { | |
4986 | kfree(band); | |
4987 | err = -ENOMEM; | |
4988 | goto fail_pbuf; | |
4989 | } | |
4990 | band->n_channels = 0; | |
4991 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
4992 | } | |
4993 | if (chcnt[1]) { | |
4994 | band = kmemdup(&__wl_band_5ghz_a, sizeof(__wl_band_5ghz_a), | |
4995 | GFP_KERNEL); | |
4996 | if (band == NULL) { | |
4997 | err = -ENOMEM; | |
4998 | goto fail_band2g; | |
4999 | } | |
5000 | band->channels = kcalloc(chcnt[1], sizeof(*channel), | |
5001 | GFP_KERNEL); | |
5002 | if (band->channels == NULL) { | |
5003 | kfree(band); | |
5004 | err = -ENOMEM; | |
5005 | goto fail_band2g; | |
5006 | } | |
5007 | band->n_channels = 0; | |
5008 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
5009 | } | |
d48200ba HM |
5010 | |
5011 | total = le32_to_cpu(list->count); | |
5012 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5013 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5014 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5015 | |
83cf17aa | 5016 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5017 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5018 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5019 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5020 | } else { |
2375d970 | 5021 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5022 | continue; |
5023 | } | |
b48d8916 | 5024 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5025 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5026 | continue; |
b48d8916 | 5027 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5028 | ch.bw == BRCMU_CHAN_BW_80) |
5029 | continue; | |
b48d8916 AS |
5030 | |
5031 | channel = band->channels; | |
5032 | index = band->n_channels; | |
5033 | for (j = 0; j < band->n_channels; j++) { | |
5034 | if (channel[j].hw_value == ch.chnum) { | |
5035 | index = j; | |
d48200ba HM |
5036 | break; |
5037 | } | |
5038 | } | |
b48d8916 AS |
5039 | channel[index].center_freq = |
5040 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5041 | channel[index].hw_value = ch.chnum; | |
5042 | ||
5043 | /* assuming the chanspecs order is HT20, | |
5044 | * HT40 upper, HT40 lower, and VHT80. | |
5045 | */ | |
5046 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5047 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5048 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5049 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5050 | } else { | |
5051 | /* disable other bandwidths for now as mentioned | |
5052 | * order assure they are enabled for subsequent | |
5053 | * chanspecs. | |
ee942ecc | 5054 | */ |
b48d8916 AS |
5055 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5056 | IEEE80211_CHAN_NO_80MHZ; | |
5057 | ch.bw = BRCMU_CHAN_BW_20; | |
5058 | cfg->d11inf.encchspec(&ch); | |
5059 | chaninfo = ch.chspec; | |
5060 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5061 | &chaninfo); | |
5062 | if (!err) { | |
5063 | if (chaninfo & WL_CHAN_RADAR) | |
5064 | channel[index].flags |= | |
5065 | (IEEE80211_CHAN_RADAR | | |
5066 | IEEE80211_CHAN_NO_IR); | |
5067 | if (chaninfo & WL_CHAN_PASSIVE) | |
5068 | channel[index].flags |= | |
5069 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5070 | } |
d48200ba | 5071 | } |
b48d8916 AS |
5072 | if (index == band->n_channels) |
5073 | band->n_channels++; | |
d48200ba | 5074 | } |
b48d8916 AS |
5075 | kfree(pbuf); |
5076 | return 0; | |
5077 | ||
5078 | fail_band2g: | |
5079 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5080 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5081 | wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; | |
5082 | fail_pbuf: | |
d48200ba HM |
5083 | kfree(pbuf); |
5084 | return err; | |
5085 | } | |
5086 | ||
b48d8916 | 5087 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5088 | { |
b48d8916 AS |
5089 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5090 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5091 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5092 | struct brcmf_chanspec_list *list; |
5093 | u8 *pbuf; | |
aa70b4fa AS |
5094 | u32 val; |
5095 | int err; | |
b48d8916 AS |
5096 | struct brcmu_chan ch; |
5097 | u32 num_chan; | |
5098 | int i, j; | |
aa70b4fa AS |
5099 | |
5100 | /* verify support for bw_cap command */ | |
5101 | val = WLC_BAND_5G; | |
5102 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5103 | ||
5104 | if (!err) { | |
5105 | /* only set 2G bandwidth using bw_cap command */ | |
5106 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5107 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5108 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5109 | sizeof(band_bwcap)); | |
5110 | } else { | |
5111 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5112 | val = WLC_N_BW_40ALL; | |
5113 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5114 | } | |
b48d8916 AS |
5115 | |
5116 | if (!err) { | |
5117 | /* update channel info in 2G band */ | |
5118 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5119 | ||
5120 | if (pbuf == NULL) | |
5121 | return -ENOMEM; | |
5122 | ||
5123 | ch.band = BRCMU_CHAN_BAND_2G; | |
5124 | ch.bw = BRCMU_CHAN_BW_40; | |
5125 | ch.chnum = 0; | |
5126 | cfg->d11inf.encchspec(&ch); | |
5127 | ||
5128 | /* pass encoded chanspec in query */ | |
5129 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5130 | ||
5131 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5132 | BRCMF_DCMD_MEDLEN); | |
5133 | if (err) { | |
5134 | brcmf_err("get chanspecs error (%d)\n", err); | |
5135 | kfree(pbuf); | |
5136 | return err; | |
5137 | } | |
5138 | ||
5139 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5140 | list = (struct brcmf_chanspec_list *)pbuf; | |
5141 | num_chan = le32_to_cpu(list->count); | |
5142 | for (i = 0; i < num_chan; i++) { | |
5143 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5144 | cfg->d11inf.decchspec(&ch); | |
5145 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5146 | continue; | |
5147 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5148 | continue; | |
5149 | for (j = 0; j < band->n_channels; j++) { | |
5150 | if (band->channels[j].hw_value == ch.chnum) | |
5151 | break; | |
5152 | } | |
5153 | if (WARN_ON(j == band->n_channels)) | |
5154 | continue; | |
5155 | ||
5156 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5157 | } | |
5158 | } | |
aa70b4fa AS |
5159 | return err; |
5160 | } | |
5161 | ||
2375d970 AS |
5162 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5163 | { | |
5164 | u32 band, mimo_bwcap; | |
5165 | int err; | |
5166 | ||
5167 | band = WLC_BAND_2G; | |
5168 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5169 | if (!err) { | |
5170 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5171 | band = WLC_BAND_5G; | |
5172 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5173 | if (!err) { | |
5174 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5175 | return; | |
5176 | } | |
5177 | WARN_ON(1); | |
5178 | return; | |
5179 | } | |
5180 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5181 | mimo_bwcap = 0; | |
5182 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5183 | if (err) | |
5184 | /* assume 20MHz if firmware does not give a clue */ | |
5185 | mimo_bwcap = WLC_N_BW_20ALL; | |
5186 | ||
5187 | switch (mimo_bwcap) { | |
5188 | case WLC_N_BW_40ALL: | |
5189 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5190 | /* fall-thru */ | |
5191 | case WLC_N_BW_20IN2G_40IN5G: | |
5192 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5193 | /* fall-thru */ | |
5194 | case WLC_N_BW_20ALL: | |
5195 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5196 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5197 | break; | |
5198 | default: | |
5199 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5200 | } | |
5201 | } | |
d48200ba | 5202 | |
18d6c535 AS |
5203 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5204 | u32 bw_cap[2], u32 nchain) | |
5205 | { | |
5206 | band->ht_cap.ht_supported = true; | |
5207 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5208 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5209 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5210 | } | |
5211 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5212 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5213 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5214 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5215 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5216 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5217 | } | |
5218 | ||
5219 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5220 | { | |
5221 | u16 mcs_map; | |
5222 | int i; | |
5223 | ||
5224 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5225 | mcs_map = (mcs_map << 2) | supp; | |
5226 | ||
5227 | return cpu_to_le16(mcs_map); | |
5228 | } | |
5229 | ||
5230 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5231 | u32 bw_cap[2], u32 nchain) | |
5232 | { | |
5233 | __le16 mcs_map; | |
5234 | ||
5235 | /* not allowed in 2.4G band */ | |
5236 | if (band->band == IEEE80211_BAND_2GHZ) | |
5237 | return; | |
5238 | ||
5239 | band->vht_cap.vht_supported = true; | |
5240 | /* 80MHz is mandatory */ | |
5241 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5242 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5243 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5244 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5245 | } | |
5246 | /* all support 256-QAM */ | |
5247 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5248 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5249 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5250 | } | |
5251 | ||
b48d8916 | 5252 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5253 | { |
b48d8916 | 5254 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5255 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5256 | u32 nmode = 0; |
5257 | u32 vhtmode = 0; | |
b48d8916 | 5258 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5259 | u32 rxchain; |
5260 | u32 nchain; | |
b48d8916 | 5261 | int err; |
d48200ba | 5262 | s32 i; |
2375d970 | 5263 | struct ieee80211_supported_band *band; |
5b435de0 | 5264 | |
18d6c535 | 5265 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5266 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5267 | if (err) { | |
5268 | brcmf_err("nmode error (%d)\n", err); | |
5269 | } else { | |
2375d970 | 5270 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5271 | } |
18d6c535 AS |
5272 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5273 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5274 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5275 | |
4aca7a18 DK |
5276 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5277 | if (err) { | |
5278 | brcmf_err("rxchain error (%d)\n", err); | |
5279 | nchain = 1; | |
5280 | } else { | |
5281 | for (nchain = 0; rxchain; nchain++) | |
5282 | rxchain = rxchain & (rxchain - 1); | |
5283 | } | |
5284 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5285 | ||
b48d8916 | 5286 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5287 | if (err) { |
b48d8916 | 5288 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5289 | return err; |
5290 | } | |
5291 | ||
b48d8916 AS |
5292 | wiphy = cfg_to_wiphy(cfg); |
5293 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5294 | band = wiphy->bands[i]; | |
5295 | if (band == NULL) | |
2375d970 | 5296 | continue; |
d48200ba | 5297 | |
18d6c535 AS |
5298 | if (nmode) |
5299 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5300 | if (vhtmode) | |
5301 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5302 | } |
5303 | ||
b48d8916 | 5304 | return 0; |
5b435de0 AS |
5305 | } |
5306 | ||
aa70b4fa AS |
5307 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
5308 | { | |
5309 | .max = 2, | |
5310 | .types = BIT(NL80211_IFTYPE_STATION) | | |
5311 | BIT(NL80211_IFTYPE_ADHOC) | | |
5312 | BIT(NL80211_IFTYPE_AP) | |
5313 | }, | |
5314 | { | |
5315 | .max = 1, | |
5316 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5317 | BIT(NL80211_IFTYPE_P2P_GO) | |
5318 | }, | |
5319 | { | |
5320 | .max = 1, | |
5321 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
5322 | } | |
5323 | }; | |
5324 | static struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
5325 | { | |
5326 | .max_interfaces = BRCMF_IFACE_MAX_CNT, | |
5327 | .num_different_channels = 1, | |
5328 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), | |
5329 | .limits = brcmf_iface_limits | |
5330 | } | |
5331 | }; | |
5332 | ||
5333 | static const struct ieee80211_txrx_stypes | |
5334 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5335 | [NL80211_IFTYPE_STATION] = { | |
5336 | .tx = 0xffff, | |
5337 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5338 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5339 | }, | |
5340 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5341 | .tx = 0xffff, | |
5342 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5343 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5344 | }, | |
5345 | [NL80211_IFTYPE_P2P_GO] = { | |
5346 | .tx = 0xffff, | |
5347 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5348 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5349 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5350 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5351 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5352 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5353 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5354 | }, | |
5355 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5356 | .tx = 0xffff, | |
5357 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5358 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5359 | } | |
5360 | }; | |
5361 | ||
5362 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) | |
5363 | { | |
5364 | /* scheduled scan settings */ | |
5365 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5366 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5367 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5368 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5369 | } | |
5370 | ||
b48d8916 | 5371 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5372 | { |
b48d8916 | 5373 | struct ieee80211_iface_combination ifc_combo; |
aa70b4fa AS |
5374 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5375 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5376 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
5377 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
5378 | BIT(NL80211_IFTYPE_ADHOC) | | |
5379 | BIT(NL80211_IFTYPE_AP) | | |
5380 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5381 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5382 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5383 | /* need VSDB firmware feature for concurrent channels */ | |
b48d8916 | 5384 | ifc_combo = brcmf_iface_combos[0]; |
aa70b4fa | 5385 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) |
b48d8916 AS |
5386 | ifc_combo.num_different_channels = 2; |
5387 | wiphy->iface_combinations = kmemdup(&ifc_combo, | |
5388 | sizeof(ifc_combo), | |
5389 | GFP_KERNEL); | |
aa70b4fa | 5390 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); |
aa70b4fa AS |
5391 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5392 | wiphy->cipher_suites = __wl_cipher_suites; | |
5393 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5394 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5395 | WIPHY_FLAG_OFFCHAN_TX | | |
5396 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5397 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5398 | if (!brcmf_roamoff) | |
5399 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5400 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5401 | wiphy->max_remain_on_channel_duration = 5000; | |
5402 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5403 | |
5404 | /* vendor commands/events support */ | |
5405 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5406 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5407 | ||
b48d8916 | 5408 | return brcmf_setup_wiphybands(wiphy); |
5b435de0 AS |
5409 | } |
5410 | ||
27a68fe3 | 5411 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5412 | { |
5413 | struct net_device *ndev; | |
5414 | struct wireless_dev *wdev; | |
40a23296 | 5415 | struct brcmf_if *ifp; |
5b435de0 AS |
5416 | s32 power_mode; |
5417 | s32 err = 0; | |
5418 | ||
27a68fe3 | 5419 | if (cfg->dongle_up) |
5b435de0 AS |
5420 | return err; |
5421 | ||
27a68fe3 | 5422 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5423 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5424 | ifp = netdev_priv(ndev); |
5425 | ||
5426 | /* make sure RF is ready for work */ | |
5427 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5428 | |
40a23296 HM |
5429 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5430 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5431 | |
27a68fe3 | 5432 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5433 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5434 | if (err) |
5435 | goto default_conf_out; | |
647c9ae0 AS |
5436 | brcmf_dbg(INFO, "power save set to %s\n", |
5437 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5438 | |
68ca395f | 5439 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5440 | if (err) |
5441 | goto default_conf_out; | |
5dd161ff FL |
5442 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5443 | NULL, NULL); | |
40a23296 | 5444 | if (err) |
5b435de0 | 5445 | goto default_conf_out; |
5b435de0 | 5446 | |
b3657453 HM |
5447 | brcmf_configure_arp_offload(ifp, true); |
5448 | ||
27a68fe3 | 5449 | cfg->dongle_up = true; |
40a23296 | 5450 | default_conf_out: |
5b435de0 AS |
5451 | |
5452 | return err; | |
5453 | ||
5454 | } | |
5455 | ||
bdf5ff51 | 5456 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5457 | { |
c1179033 | 5458 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5459 | |
bdf5ff51 | 5460 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5461 | } |
5462 | ||
bdf5ff51 | 5463 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5464 | { |
bdf5ff51 | 5465 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5466 | |
5b435de0 AS |
5467 | /* |
5468 | * While going down, if associated with AP disassociate | |
5469 | * from AP to save power | |
5470 | */ | |
903e0eee AS |
5471 | if (check_vif_up(ifp->vif)) { |
5472 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5473 | |
5474 | /* Make sure WPA_Supplicant receives all the event | |
5475 | generated due to DISASSOC call to the fw to keep | |
5476 | the state fw and WPA_Supplicant state consistent | |
5477 | */ | |
5478 | brcmf_delay(500); | |
5479 | } | |
5480 | ||
27a68fe3 | 5481 | brcmf_abort_scanning(cfg); |
c1179033 | 5482 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5483 | |
5b435de0 AS |
5484 | return 0; |
5485 | } | |
5486 | ||
bdf5ff51 | 5487 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5488 | { |
bdf5ff51 AS |
5489 | struct brcmf_if *ifp = netdev_priv(ndev); |
5490 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5491 | s32 err = 0; |
5492 | ||
27a68fe3 | 5493 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5494 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5495 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5496 | |
5497 | return err; | |
5498 | } | |
5499 | ||
bdf5ff51 | 5500 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5501 | { |
bdf5ff51 AS |
5502 | struct brcmf_if *ifp = netdev_priv(ndev); |
5503 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5504 | s32 err = 0; |
5505 | ||
27a68fe3 | 5506 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5507 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5508 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5509 | |
5510 | return err; | |
5511 | } | |
5512 | ||
a7965fbb AS |
5513 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5514 | { | |
5515 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5516 | ||
5517 | return wdev->iftype; | |
5518 | } | |
5519 | ||
e843bb19 | 5520 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, unsigned long state) |
9f440b7b AS |
5521 | { |
5522 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
5523 | |
5524 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5525 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 5526 | return true; |
9f440b7b | 5527 | } |
e843bb19 | 5528 | return false; |
9f440b7b | 5529 | } |
d3c0b633 AS |
5530 | |
5531 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5532 | u8 action) | |
5533 | { | |
5534 | u8 evt_action; | |
5535 | ||
5536 | mutex_lock(&event->vif_event_lock); | |
5537 | evt_action = event->action; | |
5538 | mutex_unlock(&event->vif_event_lock); | |
5539 | return evt_action == action; | |
5540 | } | |
5541 | ||
5542 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5543 | struct brcmf_cfg80211_vif *vif) | |
5544 | { | |
5545 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5546 | ||
5547 | mutex_lock(&event->vif_event_lock); | |
5548 | event->vif = vif; | |
5549 | event->action = 0; | |
5550 | mutex_unlock(&event->vif_event_lock); | |
5551 | } | |
5552 | ||
5553 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5554 | { | |
5555 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5556 | bool armed; | |
5557 | ||
5558 | mutex_lock(&event->vif_event_lock); | |
5559 | armed = event->vif != NULL; | |
5560 | mutex_unlock(&event->vif_event_lock); | |
5561 | ||
5562 | return armed; | |
5563 | } | |
5564 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5565 | u8 action, ulong timeout) | |
5566 | { | |
5567 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5568 | ||
5569 | return wait_event_timeout(event->vif_wq, | |
5570 | vif_event_equals(event, action), timeout); | |
5571 | } | |
5572 | ||
b48d8916 AS |
5573 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
5574 | { | |
5575 | kfree(wiphy->iface_combinations); | |
5576 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
5577 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
5578 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
5579 | } | |
5580 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
5581 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
5582 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
5583 | } | |
5584 | wiphy_free(wiphy); | |
5585 | } | |
5586 | ||
ccfd1e81 AS |
5587 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
5588 | struct device *busdev) | |
5589 | { | |
5590 | struct net_device *ndev = drvr->iflist[0]->ndev; | |
5591 | struct brcmf_cfg80211_info *cfg; | |
5592 | struct wiphy *wiphy; | |
5593 | struct brcmf_cfg80211_vif *vif; | |
5594 | struct brcmf_if *ifp; | |
5595 | s32 err = 0; | |
5596 | s32 io_type; | |
b48d8916 | 5597 | u16 *cap = NULL; |
ccfd1e81 AS |
5598 | |
5599 | if (!ndev) { | |
5600 | brcmf_err("ndev is invalid\n"); | |
5601 | return NULL; | |
5602 | } | |
5603 | ||
5604 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
5605 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
5606 | if (!wiphy) { | |
5607 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 5608 | return NULL; |
b48d8916 AS |
5609 | } |
5610 | set_wiphy_dev(wiphy, busdev); | |
ccfd1e81 AS |
5611 | |
5612 | cfg = wiphy_priv(wiphy); | |
5613 | cfg->wiphy = wiphy; | |
5614 | cfg->pub = drvr; | |
5615 | init_vif_event(&cfg->vif_event); | |
5616 | INIT_LIST_HEAD(&cfg->vif_list); | |
5617 | ||
5618 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
5619 | if (IS_ERR(vif)) |
5620 | goto wiphy_out; | |
ccfd1e81 AS |
5621 | |
5622 | vif->ifp = ifp; | |
5623 | vif->wdev.netdev = ndev; | |
5624 | ndev->ieee80211_ptr = &vif->wdev; | |
5625 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
5626 | ||
5627 | err = wl_init_priv(cfg); | |
5628 | if (err) { | |
5629 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
5630 | brcmf_free_vif(vif); |
5631 | goto wiphy_out; | |
ccfd1e81 AS |
5632 | } |
5633 | ifp->vif = vif; | |
5634 | ||
b48d8916 AS |
5635 | /* determine d11 io type before wiphy setup */ |
5636 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 5637 | if (err) { |
b48d8916 AS |
5638 | brcmf_err("Failed to get D11 version (%d)\n", err); |
5639 | goto priv_out; | |
ccfd1e81 | 5640 | } |
b48d8916 AS |
5641 | cfg->d11inf.io_type = (u8)io_type; |
5642 | brcmu_d11_attach(&cfg->d11inf); | |
5643 | ||
5644 | err = brcmf_setup_wiphy(wiphy, ifp); | |
5645 | if (err < 0) | |
5646 | goto priv_out; | |
5647 | ||
5648 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
5649 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; | |
5650 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5651 | ||
5652 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
5653 | * cfg80211 here that we do and have it decide we can enable | |
5654 | * it. But first check if device does support 2G operation. | |
5655 | */ | |
5656 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
5657 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
5658 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5659 | } | |
5660 | err = wiphy_register(wiphy); | |
5661 | if (err < 0) { | |
5662 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
5663 | goto priv_out; | |
ccfd1e81 AS |
5664 | } |
5665 | ||
5666 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
5667 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
5668 | */ | |
b48d8916 AS |
5669 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
5670 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
5671 | if (!err) |
5672 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
5673 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
5674 | else |
5675 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 5676 | } |
ccfd1e81 | 5677 | |
b48d8916 | 5678 | err = brcmf_p2p_attach(cfg); |
ccfd1e81 | 5679 | if (err) { |
b48d8916 AS |
5680 | brcmf_err("P2P initilisation failed (%d)\n", err); |
5681 | goto wiphy_unreg_out; | |
5682 | } | |
5683 | err = brcmf_btcoex_attach(cfg); | |
5684 | if (err) { | |
5685 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5686 | brcmf_p2p_detach(&cfg->p2p); | |
5687 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
5688 | } |
5689 | ||
b48d8916 | 5690 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 5691 | if (err) { |
b48d8916 AS |
5692 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
5693 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
ccfd1e81 | 5694 | } |
ccfd1e81 AS |
5695 | |
5696 | return cfg; | |
5697 | ||
b48d8916 AS |
5698 | wiphy_unreg_out: |
5699 | wiphy_unregister(cfg->wiphy); | |
5700 | priv_out: | |
ccfd1e81 | 5701 | wl_deinit_priv(cfg); |
ccfd1e81 | 5702 | brcmf_free_vif(vif); |
b48d8916 AS |
5703 | wiphy_out: |
5704 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
5705 | return NULL; |
5706 | } | |
5707 | ||
5708 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
5709 | { | |
5710 | if (!cfg) | |
5711 | return; | |
5712 | ||
5713 | WARN_ON(!list_empty(&cfg->vif_list)); | |
5714 | wiphy_unregister(cfg->wiphy); | |
5715 | brcmf_btcoex_detach(cfg); | |
c3da74bb | 5716 | brcmf_p2p_detach(&cfg->p2p); |
ccfd1e81 | 5717 | wl_deinit_priv(cfg); |
b48d8916 | 5718 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 5719 | } |