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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
68ca395f | 21 | #include <linux/module.h> |
5b435de0 | 22 | #include <net/cfg80211.h> |
cbaa177d | 23 | #include <net/netlink.h> |
5b435de0 AS |
24 | |
25 | #include <brcmu_utils.h> | |
26 | #include <defs.h> | |
27 | #include <brcmu_wifi.h> | |
28 | #include "dhd.h" | |
16886735 | 29 | #include "dhd_dbg.h" |
40c1c249 | 30 | #include "tracepoint.h" |
7a5c1f64 | 31 | #include "fwil_types.h" |
9f440b7b | 32 | #include "p2p.h" |
61730d4d | 33 | #include "btcoex.h" |
5b435de0 | 34 | #include "wl_cfg80211.h" |
81f5dcb8 | 35 | #include "fwil.h" |
5b435de0 | 36 | |
e5806072 AS |
37 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
38 | #define BRCMF_PNO_VERSION 2 | |
39 | #define BRCMF_PNO_TIME 30 | |
40 | #define BRCMF_PNO_REPEAT 4 | |
41 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
42 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
43 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
44 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
45 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
46 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
47 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
48 | ||
9f440b7b | 49 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 50 | |
1a873342 HM |
51 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
52 | #define WPA_OUI_TYPE 1 | |
53 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
54 | #define WME_OUI_TYPE 2 | |
89286dc9 | 55 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
56 | |
57 | #define VS_IE_FIXED_HDR_LEN 6 | |
58 | #define WPA_IE_VERSION_LEN 2 | |
59 | #define WPA_IE_MIN_OUI_LEN 4 | |
60 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
61 | ||
62 | #define WPA_CIPHER_NONE 0 /* None */ | |
63 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
64 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
65 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
66 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
67 | ||
68 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
69 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
70 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
71 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
72 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
73 | ||
74 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
75 | * string :"add", "del" (+ NUL) | |
76 | */ | |
77 | #define VNDR_IE_COUNT_OFFSET 4 | |
78 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
79 | #define VNDR_IE_VSIE_OFFSET 12 | |
80 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 81 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
82 | |
83 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
84 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 85 | |
89286dc9 HM |
86 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
87 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
88 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
89 | ||
5b435de0 AS |
90 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
91 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
92 | ||
ce81e317 | 93 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 94 | { |
c1179033 | 95 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
96 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
97 | vif->sme_state); | |
5b435de0 AS |
98 | return false; |
99 | } | |
100 | return true; | |
101 | } | |
102 | ||
103 | #define CHAN2G(_channel, _freq, _flags) { \ | |
104 | .band = IEEE80211_BAND_2GHZ, \ | |
105 | .center_freq = (_freq), \ | |
106 | .hw_value = (_channel), \ | |
107 | .flags = (_flags), \ | |
108 | .max_antenna_gain = 0, \ | |
109 | .max_power = 30, \ | |
110 | } | |
111 | ||
112 | #define CHAN5G(_channel, _flags) { \ | |
113 | .band = IEEE80211_BAND_5GHZ, \ | |
114 | .center_freq = 5000 + (5 * (_channel)), \ | |
115 | .hw_value = (_channel), \ | |
116 | .flags = (_flags), \ | |
117 | .max_antenna_gain = 0, \ | |
118 | .max_power = 30, \ | |
119 | } | |
120 | ||
121 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
122 | #define RATETAB_ENT(_rateid, _flags) \ | |
123 | { \ | |
124 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
125 | .hw_value = (_rateid), \ | |
126 | .flags = (_flags), \ | |
127 | } | |
128 | ||
129 | static struct ieee80211_rate __wl_rates[] = { | |
130 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
131 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
132 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
133 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
134 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
135 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
136 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
138 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
139 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
140 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
141 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
142 | }; | |
143 | ||
144 | #define wl_a_rates (__wl_rates + 4) | |
145 | #define wl_a_rates_size 8 | |
146 | #define wl_g_rates (__wl_rates + 0) | |
147 | #define wl_g_rates_size 12 | |
148 | ||
149 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
150 | CHAN2G(1, 2412, 0), | |
151 | CHAN2G(2, 2417, 0), | |
152 | CHAN2G(3, 2422, 0), | |
153 | CHAN2G(4, 2427, 0), | |
154 | CHAN2G(5, 2432, 0), | |
155 | CHAN2G(6, 2437, 0), | |
156 | CHAN2G(7, 2442, 0), | |
157 | CHAN2G(8, 2447, 0), | |
158 | CHAN2G(9, 2452, 0), | |
159 | CHAN2G(10, 2457, 0), | |
160 | CHAN2G(11, 2462, 0), | |
161 | CHAN2G(12, 2467, 0), | |
162 | CHAN2G(13, 2472, 0), | |
163 | CHAN2G(14, 2484, 0), | |
164 | }; | |
165 | ||
166 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
167 | CHAN5G(34, 0), CHAN5G(36, 0), | |
168 | CHAN5G(38, 0), CHAN5G(40, 0), | |
169 | CHAN5G(42, 0), CHAN5G(44, 0), | |
170 | CHAN5G(46, 0), CHAN5G(48, 0), | |
171 | CHAN5G(52, 0), CHAN5G(56, 0), | |
172 | CHAN5G(60, 0), CHAN5G(64, 0), | |
173 | CHAN5G(100, 0), CHAN5G(104, 0), | |
174 | CHAN5G(108, 0), CHAN5G(112, 0), | |
175 | CHAN5G(116, 0), CHAN5G(120, 0), | |
176 | CHAN5G(124, 0), CHAN5G(128, 0), | |
177 | CHAN5G(132, 0), CHAN5G(136, 0), | |
178 | CHAN5G(140, 0), CHAN5G(149, 0), | |
179 | CHAN5G(153, 0), CHAN5G(157, 0), | |
180 | CHAN5G(161, 0), CHAN5G(165, 0), | |
181 | CHAN5G(184, 0), CHAN5G(188, 0), | |
182 | CHAN5G(192, 0), CHAN5G(196, 0), | |
183 | CHAN5G(200, 0), CHAN5G(204, 0), | |
184 | CHAN5G(208, 0), CHAN5G(212, 0), | |
185 | CHAN5G(216, 0), | |
186 | }; | |
187 | ||
5b435de0 AS |
188 | static struct ieee80211_supported_band __wl_band_2ghz = { |
189 | .band = IEEE80211_BAND_2GHZ, | |
190 | .channels = __wl_2ghz_channels, | |
191 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
192 | .bitrates = wl_g_rates, | |
193 | .n_bitrates = wl_g_rates_size, | |
194 | }; | |
195 | ||
196 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
197 | .band = IEEE80211_BAND_5GHZ, | |
198 | .channels = __wl_5ghz_a_channels, | |
199 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
200 | .bitrates = wl_a_rates, | |
201 | .n_bitrates = wl_a_rates_size, | |
202 | }; | |
203 | ||
d48200ba HM |
204 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
205 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
206 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
207 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
208 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
209 | * domain are to be done here. |
210 | */ | |
211 | static const struct ieee80211_regdomain brcmf_regdom = { | |
212 | .n_reg_rules = 4, | |
213 | .alpha2 = "99", | |
214 | .reg_rules = { | |
215 | /* IEEE 802.11b/g, channels 1..11 */ | |
216 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
217 | /* If any */ | |
218 | /* IEEE 802.11 channel 14 - Only JP enables | |
219 | * this and for 802.11b only | |
220 | */ | |
221 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
222 | /* IEEE 802.11a, channel 36..64 */ | |
223 | REG_RULE(5150-10, 5350+10, 40, 6, 20, 0), | |
224 | /* IEEE 802.11a, channel 100..165 */ | |
225 | REG_RULE(5470-10, 5850+10, 40, 6, 20, 0), } | |
5b435de0 AS |
226 | }; |
227 | ||
228 | static const u32 __wl_cipher_suites[] = { | |
229 | WLAN_CIPHER_SUITE_WEP40, | |
230 | WLAN_CIPHER_SUITE_WEP104, | |
231 | WLAN_CIPHER_SUITE_TKIP, | |
232 | WLAN_CIPHER_SUITE_CCMP, | |
233 | WLAN_CIPHER_SUITE_AES_CMAC, | |
234 | }; | |
235 | ||
1a873342 HM |
236 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
237 | struct brcmf_vs_tlv { | |
238 | u8 id; | |
239 | u8 len; | |
240 | u8 oui[3]; | |
241 | u8 oui_type; | |
242 | }; | |
243 | ||
244 | struct parsed_vndr_ie_info { | |
245 | u8 *ie_ptr; | |
246 | u32 ie_len; /* total length including id & length field */ | |
247 | struct brcmf_vs_tlv vndrie; | |
248 | }; | |
249 | ||
250 | struct parsed_vndr_ies { | |
251 | u32 count; | |
9f440b7b | 252 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
253 | }; |
254 | ||
68ca395f HM |
255 | static int brcmf_roamoff; |
256 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
257 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
258 | ||
ef6ac17a AB |
259 | /* Quarter dBm units to mW |
260 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
261 | * Table is offset so the last entry is largest mW value that fits in | |
262 | * a u16. | |
263 | */ | |
264 | ||
265 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
266 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
267 | ||
268 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
269 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
270 | */ | |
271 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
272 | ||
273 | /* Largest mW value that will round down to the last table entry, | |
274 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
275 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
276 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
277 | */ | |
278 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
279 | ||
280 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
281 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
282 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
283 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
284 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
285 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
286 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
287 | }; | |
288 | ||
289 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
290 | { | |
291 | uint factor = 1; | |
292 | int idx = qdbm - QDBM_OFFSET; | |
293 | ||
294 | if (idx >= QDBM_TABLE_LEN) | |
295 | /* clamp to max u16 mW value */ | |
296 | return 0xFFFF; | |
297 | ||
298 | /* scale the qdBm index up to the range of the table 0-40 | |
299 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
300 | */ | |
301 | while (idx < 0) { | |
302 | idx += 40; | |
303 | factor *= 10; | |
304 | } | |
305 | ||
306 | /* return the mW value scaled down to the correct factor of 10, | |
307 | * adding in factor/2 to get proper rounding. | |
308 | */ | |
309 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
310 | } | |
311 | ||
312 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
313 | { | |
314 | u8 qdbm; | |
315 | int offset; | |
316 | uint mw_uint = mw; | |
317 | uint boundary; | |
318 | ||
319 | /* handle boundary case */ | |
320 | if (mw_uint <= 1) | |
321 | return 0; | |
322 | ||
323 | offset = QDBM_OFFSET; | |
324 | ||
325 | /* move mw into the range of the table */ | |
326 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
327 | mw_uint *= 10; | |
328 | offset -= 40; | |
329 | } | |
330 | ||
331 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
332 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
333 | nqdBm_to_mW_map[qdbm]) / 2; | |
334 | if (mw_uint < boundary) | |
335 | break; | |
336 | } | |
337 | ||
338 | qdbm += (u8) offset; | |
339 | ||
340 | return qdbm; | |
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 | ||
9f440b7b AS |
497 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
498 | const char *name, | |
499 | enum nl80211_iftype type, | |
500 | u32 *flags, | |
501 | struct vif_params *params) | |
502 | { | |
503 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); | |
504 | switch (type) { | |
505 | case NL80211_IFTYPE_ADHOC: | |
506 | case NL80211_IFTYPE_STATION: | |
507 | case NL80211_IFTYPE_AP: | |
508 | case NL80211_IFTYPE_AP_VLAN: | |
509 | case NL80211_IFTYPE_WDS: | |
510 | case NL80211_IFTYPE_MONITOR: | |
511 | case NL80211_IFTYPE_MESH_POINT: | |
512 | return ERR_PTR(-EOPNOTSUPP); | |
513 | case NL80211_IFTYPE_P2P_CLIENT: | |
514 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 515 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
516 | return brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
517 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
518 | default: |
519 | return ERR_PTR(-EINVAL); | |
520 | } | |
521 | } | |
522 | ||
f96aa07e | 523 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 524 | { |
5f4f9f11 AS |
525 | s32 err = 0; |
526 | ||
527 | if (check_vif_up(ifp->vif)) { | |
528 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
529 | if (err) { | |
530 | brcmf_err("fail to set mpc\n"); | |
531 | return; | |
532 | } | |
533 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
534 | } | |
535 | } | |
536 | ||
a0f472ac AS |
537 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
538 | struct brcmf_if *ifp, bool aborted, | |
539 | bool fw_abort) | |
5f4f9f11 AS |
540 | { |
541 | struct brcmf_scan_params_le params_le; | |
542 | struct cfg80211_scan_request *scan_request; | |
543 | s32 err = 0; | |
544 | ||
545 | brcmf_dbg(SCAN, "Enter\n"); | |
546 | ||
547 | /* clear scan request, because the FW abort can cause a second call */ | |
548 | /* to this functon and might cause a double cfg80211_scan_done */ | |
549 | scan_request = cfg->scan_request; | |
550 | cfg->scan_request = NULL; | |
551 | ||
552 | if (timer_pending(&cfg->escan_timeout)) | |
553 | del_timer_sync(&cfg->escan_timeout); | |
554 | ||
555 | if (fw_abort) { | |
556 | /* Do a scan abort to stop the driver's scan engine */ | |
557 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
558 | memset(¶ms_le, 0, sizeof(params_le)); | |
559 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
560 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
561 | params_le.scan_type = 0; | |
562 | params_le.channel_num = cpu_to_le32(1); | |
563 | params_le.nprobes = cpu_to_le32(1); | |
564 | params_le.active_time = cpu_to_le32(-1); | |
565 | params_le.passive_time = cpu_to_le32(-1); | |
566 | params_le.home_time = cpu_to_le32(-1); | |
567 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
568 | params_le.channel_list[0] = cpu_to_le16(-1); | |
569 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 570 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
571 | ¶ms_le, sizeof(params_le)); |
572 | if (err) | |
573 | brcmf_err("Scan abort failed\n"); | |
574 | } | |
575 | /* | |
576 | * e-scan can be initiated by scheduled scan | |
577 | * which takes precedence. | |
578 | */ | |
579 | if (cfg->sched_escan) { | |
580 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
581 | cfg->sched_escan = false; | |
582 | if (!aborted) | |
583 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
f96aa07e | 584 | brcmf_set_mpc(ifp, 1); |
5f4f9f11 AS |
585 | } else if (scan_request) { |
586 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
587 | aborted ? "Aborted" : "Done"); | |
588 | cfg80211_scan_done(scan_request, aborted); | |
f96aa07e | 589 | brcmf_set_mpc(ifp, 1); |
5f4f9f11 | 590 | } |
6eda4e2c HM |
591 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
592 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
593 | |
594 | return err; | |
595 | } | |
596 | ||
9f440b7b AS |
597 | static |
598 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
599 | { | |
5f4f9f11 AS |
600 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
601 | struct net_device *ndev = wdev->netdev; | |
602 | ||
603 | /* vif event pending in firmware */ | |
604 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
605 | return -EBUSY; | |
606 | ||
607 | if (ndev) { | |
608 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
609 | cfg->escan_info.ifp == netdev_priv(ndev)) |
610 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
611 | true, true); | |
5f4f9f11 AS |
612 | |
613 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
614 | } | |
615 | ||
9f440b7b AS |
616 | switch (wdev->iftype) { |
617 | case NL80211_IFTYPE_ADHOC: | |
618 | case NL80211_IFTYPE_STATION: | |
619 | case NL80211_IFTYPE_AP: | |
620 | case NL80211_IFTYPE_AP_VLAN: | |
621 | case NL80211_IFTYPE_WDS: | |
622 | case NL80211_IFTYPE_MONITOR: | |
623 | case NL80211_IFTYPE_MESH_POINT: | |
624 | return -EOPNOTSUPP; | |
625 | case NL80211_IFTYPE_P2P_CLIENT: | |
626 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 627 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
628 | return brcmf_p2p_del_vif(wiphy, wdev); |
629 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
630 | default: |
631 | return -EINVAL; | |
632 | } | |
633 | return -EOPNOTSUPP; | |
634 | } | |
635 | ||
5b435de0 AS |
636 | static s32 |
637 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
638 | enum nl80211_iftype type, u32 *flags, | |
639 | struct vif_params *params) | |
640 | { | |
7a5c1f64 | 641 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 642 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 643 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 644 | s32 infra = 0; |
1a873342 | 645 | s32 ap = 0; |
5b435de0 AS |
646 | s32 err = 0; |
647 | ||
d96b801f | 648 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
649 | |
650 | switch (type) { | |
651 | case NL80211_IFTYPE_MONITOR: | |
652 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
653 | brcmf_err("type (%d) : currently we do not support this type\n", |
654 | type); | |
5b435de0 AS |
655 | return -EOPNOTSUPP; |
656 | case NL80211_IFTYPE_ADHOC: | |
128ce3b6 | 657 | vif->mode = WL_MODE_IBSS; |
5b435de0 AS |
658 | infra = 0; |
659 | break; | |
660 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
661 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
662 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
663 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
664 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
665 | /* WAR: It is unexpected to get a change of VIF for P2P | |
666 | * IF, but it happens. The request can not be handled | |
667 | * but returning EPERM causes a crash. Returning 0 | |
668 | * without setting ieee80211_ptr->iftype causes trace | |
669 | * (WARN_ON) but it works with wpa_supplicant | |
670 | */ | |
671 | return 0; | |
672 | } | |
128ce3b6 | 673 | vif->mode = WL_MODE_BSS; |
5b435de0 AS |
674 | infra = 1; |
675 | break; | |
1a873342 | 676 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 677 | case NL80211_IFTYPE_P2P_GO: |
128ce3b6 | 678 | vif->mode = WL_MODE_AP; |
1a873342 HM |
679 | ap = 1; |
680 | break; | |
5b435de0 AS |
681 | default: |
682 | err = -EINVAL; | |
683 | goto done; | |
684 | } | |
685 | ||
1a873342 | 686 | if (ap) { |
7a5c1f64 HM |
687 | if (type == NL80211_IFTYPE_P2P_GO) { |
688 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
689 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
690 | } | |
691 | if (!err) { | |
692 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
693 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
694 | } | |
5b435de0 | 695 | } else { |
128ce3b6 | 696 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 697 | if (err) { |
57d6e91a | 698 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
699 | err = -EAGAIN; |
700 | goto done; | |
701 | } | |
647c9ae0 AS |
702 | brcmf_dbg(INFO, "IF Type = %s\n", (vif->mode == WL_MODE_IBSS) ? |
703 | "Adhoc" : "Infra"); | |
5b435de0 | 704 | } |
1a873342 | 705 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
706 | |
707 | done: | |
d96b801f | 708 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
709 | |
710 | return err; | |
711 | } | |
712 | ||
83cf17aa FL |
713 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
714 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
715 | struct cfg80211_scan_request *request) |
716 | { | |
717 | u32 n_ssids; | |
718 | u32 n_channels; | |
719 | s32 i; | |
720 | s32 offset; | |
029591f3 | 721 | u16 chanspec; |
e756af5b | 722 | char *ptr; |
029591f3 | 723 | struct brcmf_ssid_le ssid_le; |
e756af5b | 724 | |
ba40d166 | 725 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
726 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
727 | params_le->scan_type = 0; | |
728 | params_le->channel_num = 0; | |
729 | params_le->nprobes = cpu_to_le32(-1); | |
730 | params_le->active_time = cpu_to_le32(-1); | |
731 | params_le->passive_time = cpu_to_le32(-1); | |
732 | params_le->home_time = cpu_to_le32(-1); | |
733 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
734 | ||
735 | /* if request is null exit so it will be all channel broadcast scan */ | |
736 | if (!request) | |
737 | return; | |
738 | ||
739 | n_ssids = request->n_ssids; | |
740 | n_channels = request->n_channels; | |
741 | /* Copy channel array if applicable */ | |
4e8a008e AS |
742 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
743 | n_channels); | |
e756af5b HM |
744 | if (n_channels > 0) { |
745 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
746 | chanspec = channel_to_chanspec(&cfg->d11inf, |
747 | request->channels[i]); | |
4e8a008e AS |
748 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
749 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 750 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
751 | } |
752 | } else { | |
4e8a008e | 753 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
754 | } |
755 | /* Copy ssid array if applicable */ | |
4e8a008e | 756 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
757 | if (n_ssids > 0) { |
758 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
759 | n_channels * sizeof(u16); | |
760 | offset = roundup(offset, sizeof(u32)); | |
761 | ptr = (char *)params_le + offset; | |
762 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
763 | memset(&ssid_le, 0, sizeof(ssid_le)); |
764 | ssid_le.SSID_len = | |
765 | cpu_to_le32(request->ssids[i].ssid_len); | |
766 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
767 | request->ssids[i].ssid_len); | |
768 | if (!ssid_le.SSID_len) | |
4e8a008e | 769 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 770 | else |
4e8a008e AS |
771 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
772 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
773 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
774 | ptr += sizeof(ssid_le); | |
e756af5b HM |
775 | } |
776 | } else { | |
4e8a008e | 777 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 778 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
779 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
780 | params_le->ssid_le.SSID, | |
781 | request->ssids->ssid_len); | |
e756af5b HM |
782 | params_le->ssid_le.SSID_len = |
783 | cpu_to_le32(request->ssids->ssid_len); | |
784 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
785 | request->ssids->ssid_len); | |
786 | } | |
787 | } | |
788 | /* Adding mask to channel numbers */ | |
789 | params_le->channel_num = | |
790 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
791 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
792 | } | |
793 | ||
e756af5b | 794 | static s32 |
a0f472ac | 795 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
796 | struct cfg80211_scan_request *request, u16 action) |
797 | { | |
798 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
799 | offsetof(struct brcmf_escan_params_le, params_le); | |
800 | struct brcmf_escan_params_le *params; | |
801 | s32 err = 0; | |
802 | ||
4e8a008e | 803 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
804 | |
805 | if (request != NULL) { | |
806 | /* Allocate space for populating ssids in struct */ | |
807 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
808 | ||
809 | /* Allocate space for populating ssids in struct */ | |
810 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
811 | } | |
812 | ||
813 | params = kzalloc(params_size, GFP_KERNEL); | |
814 | if (!params) { | |
815 | err = -ENOMEM; | |
816 | goto exit; | |
817 | } | |
818 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 819 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
820 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
821 | params->action = cpu_to_le16(action); | |
822 | params->sync_id = cpu_to_le16(0x1234); | |
823 | ||
a0f472ac | 824 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
825 | if (err) { |
826 | if (err == -EBUSY) | |
647c9ae0 | 827 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 828 | else |
57d6e91a | 829 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
830 | } |
831 | ||
832 | kfree(params); | |
833 | exit: | |
834 | return err; | |
835 | } | |
836 | ||
837 | static s32 | |
27a68fe3 | 838 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 839 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
840 | { |
841 | s32 err; | |
81f5dcb8 | 842 | u32 passive_scan; |
e756af5b | 843 | struct brcmf_scan_results *results; |
9f440b7b | 844 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 845 | |
4e8a008e | 846 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 847 | escan->ifp = ifp; |
9f440b7b AS |
848 | escan->wiphy = wiphy; |
849 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 850 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 851 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 852 | passive_scan); |
e756af5b | 853 | if (err) { |
57d6e91a | 854 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
855 | return err; |
856 | } | |
f96aa07e | 857 | brcmf_set_mpc(ifp, 0); |
27a68fe3 | 858 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
859 | results->version = 0; |
860 | results->count = 0; | |
861 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
862 | ||
a0f472ac | 863 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 864 | if (err) |
f96aa07e | 865 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
866 | return err; |
867 | } | |
868 | ||
869 | static s32 | |
a0f472ac | 870 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
871 | struct cfg80211_scan_request *request, |
872 | struct cfg80211_ssid *this_ssid) | |
873 | { | |
a0f472ac AS |
874 | struct brcmf_if *ifp = vif->ifp; |
875 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 876 | struct cfg80211_ssid *ssids; |
f0799895 | 877 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 878 | u32 passive_scan; |
e756af5b HM |
879 | bool escan_req; |
880 | bool spec_scan; | |
881 | s32 err; | |
882 | u32 SSID_len; | |
883 | ||
4e8a008e | 884 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 885 | |
c1179033 | 886 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 887 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
888 | return -EAGAIN; |
889 | } | |
c1179033 | 890 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
891 | brcmf_err("Scanning being aborted: status (%lu)\n", |
892 | cfg->scan_status); | |
e756af5b HM |
893 | return -EAGAIN; |
894 | } | |
1687eee2 AS |
895 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
896 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
897 | cfg->scan_status); | |
898 | return -EAGAIN; | |
899 | } | |
c1179033 | 900 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 901 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
902 | return -EAGAIN; |
903 | } | |
904 | ||
0f8ffe17 | 905 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
906 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
907 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 908 | |
e756af5b | 909 | /* Arm scan timeout timer */ |
27a68fe3 | 910 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
911 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
912 | ||
913 | escan_req = false; | |
914 | if (request) { | |
915 | /* scan bss */ | |
916 | ssids = request->ssids; | |
917 | escan_req = true; | |
918 | } else { | |
919 | /* scan in ibss */ | |
920 | /* we don't do escan in ibss */ | |
921 | ssids = this_ssid; | |
922 | } | |
923 | ||
27a68fe3 | 924 | cfg->scan_request = request; |
c1179033 | 925 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 926 | if (escan_req) { |
9f440b7b | 927 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 928 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
929 | if (err) |
930 | goto scan_out; | |
931 | ||
a0f472ac | 932 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 933 | if (err) |
e756af5b HM |
934 | goto scan_out; |
935 | } else { | |
4e8a008e AS |
936 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
937 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
938 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
939 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
940 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
941 | spec_scan = false; | |
942 | if (SSID_len) { | |
943 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
944 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
945 | spec_scan = true; | |
946 | } else | |
4e8a008e | 947 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 948 | |
81f5dcb8 | 949 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 950 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 951 | passive_scan); |
e756af5b | 952 | if (err) { |
57d6e91a | 953 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
954 | goto scan_out; |
955 | } | |
f96aa07e | 956 | brcmf_set_mpc(ifp, 0); |
c1179033 | 957 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 958 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
959 | if (err) { |
960 | if (err == -EBUSY) | |
647c9ae0 AS |
961 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
962 | sr->ssid_le.SSID); | |
e756af5b | 963 | else |
57d6e91a | 964 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 965 | |
f96aa07e | 966 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
967 | goto scan_out; |
968 | } | |
969 | } | |
970 | ||
971 | return 0; | |
972 | ||
973 | scan_out: | |
c1179033 | 974 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
975 | if (timer_pending(&cfg->escan_timeout)) |
976 | del_timer_sync(&cfg->escan_timeout); | |
977 | cfg->scan_request = NULL; | |
e756af5b HM |
978 | return err; |
979 | } | |
980 | ||
5b435de0 | 981 | static s32 |
0abb5f21 | 982 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 983 | { |
a0f472ac | 984 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
985 | s32 err = 0; |
986 | ||
d96b801f | 987 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
988 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
989 | if (!check_vif_up(vif)) | |
5b435de0 AS |
990 | return -EIO; |
991 | ||
a0f472ac | 992 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 993 | |
5b435de0 | 994 | if (err) |
57d6e91a | 995 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 996 | |
d96b801f | 997 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
998 | return err; |
999 | } | |
1000 | ||
1001 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1002 | { | |
1003 | s32 err = 0; | |
1004 | ||
ac24be6f AS |
1005 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1006 | rts_threshold); | |
5b435de0 | 1007 | if (err) |
57d6e91a | 1008 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1009 | |
1010 | return err; | |
1011 | } | |
1012 | ||
1013 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1014 | { | |
1015 | s32 err = 0; | |
1016 | ||
ac24be6f AS |
1017 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1018 | frag_threshold); | |
5b435de0 | 1019 | if (err) |
57d6e91a | 1020 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1021 | |
1022 | return err; | |
1023 | } | |
1024 | ||
1025 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1026 | { | |
1027 | s32 err = 0; | |
b87e2c48 | 1028 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1029 | |
ac24be6f | 1030 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1031 | if (err) { |
57d6e91a | 1032 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1033 | return err; |
1034 | } | |
1035 | return err; | |
1036 | } | |
1037 | ||
1038 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1039 | { | |
27a68fe3 AS |
1040 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1041 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1042 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1043 | s32 err = 0; |
1044 | ||
d96b801f | 1045 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1046 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1047 | return -EIO; |
1048 | ||
1049 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1050 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1051 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1052 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1053 | if (!err) |
1054 | goto done; | |
1055 | } | |
1056 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1057 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1058 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1059 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1060 | if (!err) |
1061 | goto done; | |
1062 | } | |
1063 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1064 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1065 | cfg->conf->retry_long = wiphy->retry_long; | |
1066 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1067 | if (!err) |
1068 | goto done; | |
1069 | } | |
1070 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1071 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1072 | cfg->conf->retry_short = wiphy->retry_short; | |
1073 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1074 | if (!err) |
1075 | goto done; | |
1076 | } | |
1077 | ||
1078 | done: | |
d96b801f | 1079 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1080 | return err; |
1081 | } | |
1082 | ||
5b435de0 AS |
1083 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1084 | { | |
1085 | memset(prof, 0, sizeof(*prof)); | |
1086 | } | |
1087 | ||
903e0eee | 1088 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1089 | { |
61730d4d | 1090 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1091 | s32 err = 0; |
1092 | ||
d96b801f | 1093 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1094 | |
903e0eee | 1095 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1096 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1097 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1098 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1099 | if (err) { |
57d6e91a | 1100 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1101 | } |
903e0eee | 1102 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
43dffbc6 AS |
1103 | cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL); |
1104 | ||
5b435de0 | 1105 | } |
903e0eee | 1106 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1107 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1108 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1109 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1110 | } |
1111 | ||
1112 | static s32 | |
1113 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1114 | struct cfg80211_ibss_params *params) | |
1115 | { | |
27a68fe3 | 1116 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1117 | struct brcmf_if *ifp = netdev_priv(ndev); |
1118 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1119 | struct brcmf_join_params join_params; |
1120 | size_t join_params_size = 0; | |
1121 | s32 err = 0; | |
1122 | s32 wsec = 0; | |
1123 | s32 bcnprd; | |
1701261d | 1124 | u16 chanspec; |
5b435de0 | 1125 | |
d96b801f | 1126 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1127 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1128 | return -EIO; |
1129 | ||
1130 | if (params->ssid) | |
16886735 | 1131 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1132 | else { |
16886735 | 1133 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1134 | return -EOPNOTSUPP; |
1135 | } | |
1136 | ||
c1179033 | 1137 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1138 | |
1139 | if (params->bssid) | |
16886735 | 1140 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1141 | else |
16886735 | 1142 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1143 | |
683b6d3b | 1144 | if (params->chandef.chan) |
16886735 AS |
1145 | brcmf_dbg(CONN, "channel: %d\n", |
1146 | params->chandef.chan->center_freq); | |
5b435de0 | 1147 | else |
16886735 | 1148 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1149 | |
1150 | if (params->channel_fixed) | |
16886735 | 1151 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1152 | else |
16886735 | 1153 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1154 | |
1155 | if (params->ie && params->ie_len) | |
16886735 | 1156 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1157 | else |
16886735 | 1158 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1159 | |
1160 | if (params->beacon_interval) | |
16886735 AS |
1161 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1162 | params->beacon_interval); | |
5b435de0 | 1163 | else |
16886735 | 1164 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1165 | |
1166 | if (params->basic_rates) | |
16886735 | 1167 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1168 | else |
16886735 | 1169 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1170 | |
1171 | if (params->privacy) | |
16886735 | 1172 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1173 | else |
16886735 | 1174 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1175 | |
1176 | /* Configure Privacy for starter */ | |
1177 | if (params->privacy) | |
1178 | wsec |= WEP_ENABLED; | |
1179 | ||
c1179033 | 1180 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1181 | if (err) { |
57d6e91a | 1182 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1183 | goto done; |
1184 | } | |
1185 | ||
1186 | /* Configure Beacon Interval for starter */ | |
1187 | if (params->beacon_interval) | |
1188 | bcnprd = params->beacon_interval; | |
1189 | else | |
1190 | bcnprd = 100; | |
1191 | ||
b87e2c48 | 1192 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1193 | if (err) { |
57d6e91a | 1194 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1195 | goto done; |
1196 | } | |
1197 | ||
1198 | /* Configure required join parameter */ | |
1199 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1200 | ||
1201 | /* SSID */ | |
6c8c4f72 AS |
1202 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1203 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1204 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1205 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1206 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1207 | |
1208 | /* BSSID */ | |
1209 | if (params->bssid) { | |
1210 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1211 | join_params_size = sizeof(join_params.ssid_le) + | |
1212 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1213 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1214 | } else { |
ba40d166 | 1215 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1216 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1217 | } |
1218 | ||
5b435de0 | 1219 | /* Channel */ |
683b6d3b | 1220 | if (params->chandef.chan) { |
5b435de0 AS |
1221 | u32 target_channel; |
1222 | ||
27a68fe3 | 1223 | cfg->channel = |
5b435de0 | 1224 | ieee80211_frequency_to_channel( |
683b6d3b | 1225 | params->chandef.chan->center_freq); |
5b435de0 AS |
1226 | if (params->channel_fixed) { |
1227 | /* adding chanspec */ | |
83cf17aa FL |
1228 | chanspec = channel_to_chanspec(&cfg->d11inf, |
1229 | params->chandef.chan); | |
1701261d HM |
1230 | join_params.params_le.chanspec_list[0] = |
1231 | cpu_to_le16(chanspec); | |
1232 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1233 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1234 | } |
1235 | ||
1236 | /* set channel for starter */ | |
27a68fe3 | 1237 | target_channel = cfg->channel; |
b87e2c48 | 1238 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1239 | target_channel); |
5b435de0 | 1240 | if (err) { |
57d6e91a | 1241 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1242 | goto done; |
1243 | } | |
1244 | } else | |
27a68fe3 | 1245 | cfg->channel = 0; |
5b435de0 | 1246 | |
27a68fe3 | 1247 | cfg->ibss_starter = false; |
5b435de0 AS |
1248 | |
1249 | ||
c1179033 | 1250 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1251 | &join_params, join_params_size); |
5b435de0 | 1252 | if (err) { |
57d6e91a | 1253 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1254 | goto done; |
1255 | } | |
1256 | ||
1257 | done: | |
1258 | if (err) | |
c1179033 | 1259 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1260 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1261 | return err; |
1262 | } | |
1263 | ||
1264 | static s32 | |
1265 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1266 | { | |
0abb5f21 | 1267 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1268 | s32 err = 0; |
1269 | ||
d96b801f | 1270 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1271 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1272 | return -EIO; |
1273 | ||
903e0eee | 1274 | brcmf_link_down(ifp->vif); |
5b435de0 | 1275 | |
d96b801f | 1276 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1277 | |
1278 | return err; | |
1279 | } | |
1280 | ||
1281 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1282 | struct cfg80211_connect_params *sme) | |
1283 | { | |
6ac4f4ed | 1284 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1285 | struct brcmf_cfg80211_security *sec; |
1286 | s32 val = 0; | |
1287 | s32 err = 0; | |
1288 | ||
1289 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1290 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1291 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1292 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1293 | else | |
1294 | val = WPA_AUTH_DISABLED; | |
16886735 | 1295 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1296 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1297 | if (err) { |
57d6e91a | 1298 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1299 | return err; |
1300 | } | |
06bb123e | 1301 | sec = &profile->sec; |
5b435de0 AS |
1302 | sec->wpa_versions = sme->crypto.wpa_versions; |
1303 | return err; | |
1304 | } | |
1305 | ||
1306 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1307 | struct cfg80211_connect_params *sme) | |
1308 | { | |
6ac4f4ed | 1309 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1310 | struct brcmf_cfg80211_security *sec; |
1311 | s32 val = 0; | |
1312 | s32 err = 0; | |
1313 | ||
1314 | switch (sme->auth_type) { | |
1315 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1316 | val = 0; | |
16886735 | 1317 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1318 | break; |
1319 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1320 | val = 1; | |
16886735 | 1321 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1322 | break; |
1323 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1324 | val = 2; | |
16886735 | 1325 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1326 | break; |
1327 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1328 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1329 | default: |
1330 | val = 2; | |
57d6e91a | 1331 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1332 | break; |
1333 | } | |
1334 | ||
89286dc9 | 1335 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1336 | if (err) { |
57d6e91a | 1337 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1338 | return err; |
1339 | } | |
06bb123e | 1340 | sec = &profile->sec; |
5b435de0 AS |
1341 | sec->auth_type = sme->auth_type; |
1342 | return err; | |
1343 | } | |
1344 | ||
1345 | static s32 | |
1346 | brcmf_set_set_cipher(struct net_device *ndev, | |
1347 | struct cfg80211_connect_params *sme) | |
1348 | { | |
6ac4f4ed | 1349 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1350 | struct brcmf_cfg80211_security *sec; |
1351 | s32 pval = 0; | |
1352 | s32 gval = 0; | |
1353 | s32 err = 0; | |
1354 | ||
1355 | if (sme->crypto.n_ciphers_pairwise) { | |
1356 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1357 | case WLAN_CIPHER_SUITE_WEP40: | |
1358 | case WLAN_CIPHER_SUITE_WEP104: | |
1359 | pval = WEP_ENABLED; | |
1360 | break; | |
1361 | case WLAN_CIPHER_SUITE_TKIP: | |
1362 | pval = TKIP_ENABLED; | |
1363 | break; | |
1364 | case WLAN_CIPHER_SUITE_CCMP: | |
1365 | pval = AES_ENABLED; | |
1366 | break; | |
1367 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1368 | pval = AES_ENABLED; | |
1369 | break; | |
1370 | default: | |
57d6e91a AS |
1371 | brcmf_err("invalid cipher pairwise (%d)\n", |
1372 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1373 | return -EINVAL; |
1374 | } | |
1375 | } | |
1376 | if (sme->crypto.cipher_group) { | |
1377 | switch (sme->crypto.cipher_group) { | |
1378 | case WLAN_CIPHER_SUITE_WEP40: | |
1379 | case WLAN_CIPHER_SUITE_WEP104: | |
1380 | gval = WEP_ENABLED; | |
1381 | break; | |
1382 | case WLAN_CIPHER_SUITE_TKIP: | |
1383 | gval = TKIP_ENABLED; | |
1384 | break; | |
1385 | case WLAN_CIPHER_SUITE_CCMP: | |
1386 | gval = AES_ENABLED; | |
1387 | break; | |
1388 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1389 | gval = AES_ENABLED; | |
1390 | break; | |
1391 | default: | |
57d6e91a AS |
1392 | brcmf_err("invalid cipher group (%d)\n", |
1393 | sme->crypto.cipher_group); | |
5b435de0 AS |
1394 | return -EINVAL; |
1395 | } | |
1396 | } | |
1397 | ||
16886735 | 1398 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1399 | /* In case of privacy, but no security and WPS then simulate */ |
1400 | /* setting AES. WPS-2.0 allows no security */ | |
1401 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1402 | sme->privacy) | |
1403 | pval = AES_ENABLED; | |
1404 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", pval | gval); | |
5b435de0 | 1405 | if (err) { |
57d6e91a | 1406 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1407 | return err; |
1408 | } | |
1409 | ||
06bb123e | 1410 | sec = &profile->sec; |
5b435de0 AS |
1411 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1412 | sec->cipher_group = sme->crypto.cipher_group; | |
1413 | ||
1414 | return err; | |
1415 | } | |
1416 | ||
1417 | static s32 | |
1418 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1419 | { | |
6ac4f4ed | 1420 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1421 | struct brcmf_cfg80211_security *sec; |
1422 | s32 val = 0; | |
1423 | s32 err = 0; | |
1424 | ||
1425 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1426 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1427 | "wpa_auth", &val); | |
5b435de0 | 1428 | if (err) { |
57d6e91a | 1429 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1430 | return err; |
1431 | } | |
1432 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1433 | switch (sme->crypto.akm_suites[0]) { | |
1434 | case WLAN_AKM_SUITE_8021X: | |
1435 | val = WPA_AUTH_UNSPECIFIED; | |
1436 | break; | |
1437 | case WLAN_AKM_SUITE_PSK: | |
1438 | val = WPA_AUTH_PSK; | |
1439 | break; | |
1440 | default: | |
57d6e91a AS |
1441 | brcmf_err("invalid cipher group (%d)\n", |
1442 | sme->crypto.cipher_group); | |
5b435de0 AS |
1443 | return -EINVAL; |
1444 | } | |
1445 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1446 | switch (sme->crypto.akm_suites[0]) { | |
1447 | case WLAN_AKM_SUITE_8021X: | |
1448 | val = WPA2_AUTH_UNSPECIFIED; | |
1449 | break; | |
1450 | case WLAN_AKM_SUITE_PSK: | |
1451 | val = WPA2_AUTH_PSK; | |
1452 | break; | |
1453 | default: | |
57d6e91a AS |
1454 | brcmf_err("invalid cipher group (%d)\n", |
1455 | sme->crypto.cipher_group); | |
5b435de0 AS |
1456 | return -EINVAL; |
1457 | } | |
1458 | } | |
1459 | ||
16886735 | 1460 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1461 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1462 | "wpa_auth", val); | |
5b435de0 | 1463 | if (err) { |
57d6e91a | 1464 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1465 | return err; |
1466 | } | |
1467 | } | |
06bb123e | 1468 | sec = &profile->sec; |
5b435de0 AS |
1469 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1470 | ||
1471 | return err; | |
1472 | } | |
1473 | ||
1474 | static s32 | |
f09d0c02 HM |
1475 | brcmf_set_sharedkey(struct net_device *ndev, |
1476 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1477 | { |
6ac4f4ed | 1478 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1479 | struct brcmf_cfg80211_security *sec; |
1480 | struct brcmf_wsec_key key; | |
1481 | s32 val; | |
1482 | s32 err = 0; | |
1483 | ||
16886735 | 1484 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1485 | |
a718e2fe RV |
1486 | if (sme->key_len == 0) |
1487 | return 0; | |
1488 | ||
06bb123e | 1489 | sec = &profile->sec; |
16886735 AS |
1490 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1491 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1492 | |
1493 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1494 | return 0; | |
1495 | ||
f09d0c02 HM |
1496 | if (!(sec->cipher_pairwise & |
1497 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1498 | return 0; | |
a718e2fe | 1499 | |
f09d0c02 HM |
1500 | memset(&key, 0, sizeof(key)); |
1501 | key.len = (u32) sme->key_len; | |
1502 | key.index = (u32) sme->key_idx; | |
1503 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1504 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1505 | return -EINVAL; |
1506 | } | |
1507 | memcpy(key.data, sme->key, key.len); | |
1508 | key.flags = BRCMF_PRIMARY_KEY; | |
1509 | switch (sec->cipher_pairwise) { | |
1510 | case WLAN_CIPHER_SUITE_WEP40: | |
1511 | key.algo = CRYPTO_ALGO_WEP1; | |
1512 | break; | |
1513 | case WLAN_CIPHER_SUITE_WEP104: | |
1514 | key.algo = CRYPTO_ALGO_WEP128; | |
1515 | break; | |
1516 | default: | |
57d6e91a AS |
1517 | brcmf_err("Invalid algorithm (%d)\n", |
1518 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1519 | return -EINVAL; |
1520 | } | |
1521 | /* Set the new key/index */ | |
16886735 AS |
1522 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1523 | key.len, key.index, key.algo); | |
1524 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1525 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1526 | if (err) |
1527 | return err; | |
1528 | ||
1529 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1530 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1531 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1532 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1533 | if (err) |
57d6e91a | 1534 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1535 | } |
1536 | return err; | |
1537 | } | |
1538 | ||
cbb1ec94 AS |
1539 | static |
1540 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1541 | enum nl80211_auth_type type) | |
1542 | { | |
1543 | u32 ci; | |
1544 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1545 | /* shift to ignore chip revision */ | |
1546 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1547 | switch (ci) { | |
1548 | case 43236: | |
1549 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1550 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1551 | default: | |
1552 | break; | |
1553 | } | |
1554 | } | |
1555 | return type; | |
1556 | } | |
1557 | ||
5b435de0 AS |
1558 | static s32 |
1559 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1560 | struct cfg80211_connect_params *sme) |
5b435de0 | 1561 | { |
27a68fe3 | 1562 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1563 | struct brcmf_if *ifp = netdev_priv(ndev); |
1564 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1565 | struct ieee80211_channel *chan = sme->channel; |
1566 | struct brcmf_join_params join_params; | |
1567 | size_t join_params_size; | |
4b5800fe JB |
1568 | const struct brcmf_tlv *rsn_ie; |
1569 | const struct brcmf_vs_tlv *wpa_ie; | |
1570 | const void *ie; | |
89286dc9 HM |
1571 | u32 ie_len; |
1572 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1573 | u16 chanspec; |
5b435de0 AS |
1574 | |
1575 | s32 err = 0; | |
1576 | ||
d96b801f | 1577 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1578 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1579 | return -EIO; |
1580 | ||
1581 | if (!sme->ssid) { | |
57d6e91a | 1582 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1583 | return -EOPNOTSUPP; |
1584 | } | |
1585 | ||
89286dc9 HM |
1586 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1587 | /* A normal (non P2P) connection request setup. */ | |
1588 | ie = NULL; | |
1589 | ie_len = 0; | |
1590 | /* find the WPA_IE */ | |
1591 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1592 | if (wpa_ie) { | |
1593 | ie = wpa_ie; | |
1594 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1595 | } else { | |
1596 | /* find the RSN_IE */ | |
4b5800fe JB |
1597 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1598 | sme->ie_len, | |
89286dc9 HM |
1599 | WLAN_EID_RSN); |
1600 | if (rsn_ie) { | |
1601 | ie = rsn_ie; | |
1602 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1603 | } | |
1604 | } | |
1605 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1606 | } | |
1607 | ||
1608 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1609 | sme->ie, sme->ie_len); | |
1610 | if (err) | |
1611 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1612 | else | |
1613 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1614 | ||
c1179033 | 1615 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1616 | |
1617 | if (chan) { | |
27a68fe3 | 1618 | cfg->channel = |
5b435de0 | 1619 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1620 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1621 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1622 | cfg->channel, chan->center_freq, chanspec); | |
1623 | } else { | |
27a68fe3 | 1624 | cfg->channel = 0; |
1701261d HM |
1625 | chanspec = 0; |
1626 | } | |
5b435de0 | 1627 | |
647c9ae0 | 1628 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1629 | |
1630 | err = brcmf_set_wpa_version(ndev, sme); | |
1631 | if (err) { | |
57d6e91a | 1632 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1633 | goto done; |
1634 | } | |
1635 | ||
cbb1ec94 | 1636 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1637 | err = brcmf_set_auth_type(ndev, sme); |
1638 | if (err) { | |
57d6e91a | 1639 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1640 | goto done; |
1641 | } | |
1642 | ||
1643 | err = brcmf_set_set_cipher(ndev, sme); | |
1644 | if (err) { | |
57d6e91a | 1645 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1646 | goto done; |
1647 | } | |
1648 | ||
1649 | err = brcmf_set_key_mgmt(ndev, sme); | |
1650 | if (err) { | |
57d6e91a | 1651 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1652 | goto done; |
1653 | } | |
1654 | ||
f09d0c02 | 1655 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1656 | if (err) { |
57d6e91a | 1657 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1658 | goto done; |
1659 | } | |
1660 | ||
89286dc9 HM |
1661 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1662 | (u32)sme->ssid_len); | |
1663 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1664 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1665 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1666 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1667 | profile->ssid.SSID_len); | |
1668 | } | |
1669 | ||
1670 | /* Join with specific BSSID and cached SSID | |
1671 | * If SSID is zero join based on BSSID only | |
1672 | */ | |
1673 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1674 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1675 | if (cfg->channel) | |
1676 | join_params_size += sizeof(u16); | |
1677 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1678 | if (ext_join_params == NULL) { | |
1679 | err = -ENOMEM; | |
1680 | goto done; | |
1681 | } | |
1682 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1683 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1684 | profile->ssid.SSID_len); | |
1685 | /*increase dwell time to receive probe response or detect Beacon | |
1686 | * from target AP at a noisy air only during connect command | |
1687 | */ | |
1688 | ext_join_params->scan_le.active_time = | |
1689 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1690 | ext_join_params->scan_le.passive_time = | |
1691 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1692 | /* Set up join scan parameters */ | |
1693 | ext_join_params->scan_le.scan_type = -1; | |
1694 | /* to sync with presence period of VSDB GO. | |
1695 | * Send probe request more frequently. Probe request will be stopped | |
1696 | * when it gets probe response from target AP/GO. | |
1697 | */ | |
1698 | ext_join_params->scan_le.nprobes = | |
1699 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1700 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1701 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); | |
1702 | ||
1703 | if (sme->bssid) | |
1704 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1705 | else | |
1706 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1707 | ||
1708 | if (cfg->channel) { | |
1709 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1710 | ||
1711 | ext_join_params->assoc_le.chanspec_list[0] = | |
1712 | cpu_to_le16(chanspec); | |
1713 | } | |
1714 | ||
1715 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1716 | join_params_size); | |
1717 | kfree(ext_join_params); | |
1718 | if (!err) | |
1719 | /* This is it. join command worked, we are done */ | |
1720 | goto done; | |
1721 | ||
1722 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1723 | memset(&join_params, 0, sizeof(join_params)); |
1724 | join_params_size = sizeof(join_params.ssid_le); | |
1725 | ||
6c8c4f72 | 1726 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1727 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1728 | |
89286dc9 HM |
1729 | if (sme->bssid) |
1730 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1731 | else | |
1732 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1733 | |
1701261d HM |
1734 | if (cfg->channel) { |
1735 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1736 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1737 | join_params_size += sizeof(join_params.params_le); | |
1738 | } | |
c1179033 | 1739 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1740 | &join_params, join_params_size); |
5b435de0 | 1741 | if (err) |
89286dc9 | 1742 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1743 | |
1744 | done: | |
1745 | if (err) | |
c1179033 | 1746 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1747 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1748 | return err; |
1749 | } | |
1750 | ||
1751 | static s32 | |
1752 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1753 | u16 reason_code) | |
1754 | { | |
0abb5f21 AS |
1755 | struct brcmf_if *ifp = netdev_priv(ndev); |
1756 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1757 | struct brcmf_scb_val_le scbval; |
1758 | s32 err = 0; | |
1759 | ||
d96b801f | 1760 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1761 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1762 | return -EIO; |
1763 | ||
c1179033 | 1764 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
43dffbc6 | 1765 | cfg80211_disconnected(ndev, reason_code, NULL, 0, GFP_KERNEL); |
5b435de0 | 1766 | |
06bb123e | 1767 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1768 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1769 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1770 | &scbval, sizeof(scbval)); |
5b435de0 | 1771 | if (err) |
57d6e91a | 1772 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1773 | |
d96b801f | 1774 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1775 | return err; |
1776 | } | |
1777 | ||
1778 | static s32 | |
c8442118 | 1779 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1780 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1781 | { |
1782 | ||
27a68fe3 | 1783 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1784 | struct net_device *ndev = cfg_to_ndev(cfg); |
1785 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1786 | u16 txpwrmw; |
1787 | s32 err = 0; | |
1788 | s32 disable = 0; | |
d3f31134 | 1789 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1790 | |
d96b801f | 1791 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1792 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1793 | return -EIO; |
1794 | ||
1795 | switch (type) { | |
1796 | case NL80211_TX_POWER_AUTOMATIC: | |
1797 | break; | |
1798 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1799 | case NL80211_TX_POWER_FIXED: |
1800 | if (dbm < 0) { | |
57d6e91a | 1801 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1802 | err = -EINVAL; |
1803 | goto done; | |
1804 | } | |
1805 | break; | |
1806 | } | |
1807 | /* Make sure radio is off or on as far as software is concerned */ | |
1808 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1809 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1810 | if (err) |
57d6e91a | 1811 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1812 | |
1813 | if (dbm > 0xffff) | |
1814 | txpwrmw = 0xffff; | |
1815 | else | |
1816 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1817 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1818 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1819 | if (err) |
57d6e91a | 1820 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1821 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1822 | |
1823 | done: | |
d96b801f | 1824 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1825 | return err; |
1826 | } | |
1827 | ||
c8442118 JB |
1828 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1829 | struct wireless_dev *wdev, | |
1830 | s32 *dbm) | |
5b435de0 | 1831 | { |
27a68fe3 | 1832 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1833 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1834 | s32 txpwrdbm; |
1835 | u8 result; | |
1836 | s32 err = 0; | |
1837 | ||
d96b801f | 1838 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1839 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1840 | return -EIO; |
1841 | ||
0abb5f21 | 1842 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1843 | if (err) { |
57d6e91a | 1844 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1845 | goto done; |
1846 | } | |
1847 | ||
1848 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1849 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1850 | |
1851 | done: | |
d96b801f | 1852 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1853 | return err; |
1854 | } | |
1855 | ||
1856 | static s32 | |
1857 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1858 | u8 key_idx, bool unicast, bool multicast) | |
1859 | { | |
0abb5f21 | 1860 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1861 | u32 index; |
1862 | u32 wsec; | |
1863 | s32 err = 0; | |
1864 | ||
d96b801f | 1865 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1866 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1867 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1868 | return -EIO; |
1869 | ||
0abb5f21 | 1870 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1871 | if (err) { |
57d6e91a | 1872 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1873 | goto done; |
1874 | } | |
1875 | ||
1876 | if (wsec & WEP_ENABLED) { | |
1877 | /* Just select a new current key */ | |
1878 | index = key_idx; | |
0abb5f21 | 1879 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1880 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1881 | if (err) |
57d6e91a | 1882 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1883 | } |
1884 | done: | |
d96b801f | 1885 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1886 | return err; |
1887 | } | |
1888 | ||
1889 | static s32 | |
1890 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1891 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1892 | { | |
992f6068 | 1893 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1894 | struct brcmf_wsec_key key; |
5b435de0 | 1895 | s32 err = 0; |
992f6068 | 1896 | u8 keybuf[8]; |
5b435de0 AS |
1897 | |
1898 | memset(&key, 0, sizeof(key)); | |
1899 | key.index = (u32) key_idx; | |
1900 | /* Instead of bcast for ea address for default wep keys, | |
1901 | driver needs it to be Null */ | |
1902 | if (!is_multicast_ether_addr(mac_addr)) | |
1903 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1904 | key.len = (u32) params->key_len; | |
1905 | /* check for key index change */ | |
1906 | if (key.len == 0) { | |
1907 | /* key delete */ | |
2eaba7e8 | 1908 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1909 | if (err) |
57d6e91a | 1910 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1911 | } else { |
1912 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1913 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1914 | return -EINVAL; |
1915 | } | |
1916 | ||
16886735 | 1917 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1918 | memcpy(key.data, params->key, key.len); |
1919 | ||
992f6068 HM |
1920 | if ((ifp->vif->mode != WL_MODE_AP) && |
1921 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { | |
1922 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
1923 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
1924 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1925 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1926 | } | |
1927 | ||
1928 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
1929 | if (params->seq && params->seq_len == 6) { | |
1930 | /* rx iv */ | |
1931 | u8 *ivptr; | |
1932 | ivptr = (u8 *) params->seq; | |
1933 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
1934 | (ivptr[3] << 8) | ivptr[2]; | |
1935 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
1936 | key.iv_initialized = true; | |
1937 | } | |
1938 | ||
1939 | switch (params->cipher) { | |
1940 | case WLAN_CIPHER_SUITE_WEP40: | |
1941 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 1942 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1943 | break; |
1944 | case WLAN_CIPHER_SUITE_WEP104: | |
1945 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 1946 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1947 | break; |
1948 | case WLAN_CIPHER_SUITE_TKIP: | |
1949 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 1950 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1951 | break; |
1952 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1953 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1954 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1955 | break; |
1956 | case WLAN_CIPHER_SUITE_CCMP: | |
1957 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1958 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
1959 | break; |
1960 | default: | |
57d6e91a | 1961 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
1962 | return -EINVAL; |
1963 | } | |
2eaba7e8 | 1964 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 1965 | if (err) |
57d6e91a | 1966 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
1967 | } |
1968 | return err; | |
1969 | } | |
1970 | ||
1971 | static s32 | |
1972 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
1973 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
1974 | struct key_params *params) | |
1975 | { | |
0abb5f21 | 1976 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1977 | struct brcmf_wsec_key key; |
1978 | s32 val; | |
1979 | s32 wsec; | |
1980 | s32 err = 0; | |
1981 | u8 keybuf[8]; | |
1982 | ||
d96b801f | 1983 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1984 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1985 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1986 | return -EIO; |
1987 | ||
787eb033 DK |
1988 | if (mac_addr && |
1989 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
1990 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 1991 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
1992 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
1993 | } | |
1994 | memset(&key, 0, sizeof(key)); | |
1995 | ||
1996 | key.len = (u32) params->key_len; | |
1997 | key.index = (u32) key_idx; | |
1998 | ||
1999 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2000 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
2001 | err = -EINVAL; |
2002 | goto done; | |
2003 | } | |
2004 | memcpy(key.data, params->key, key.len); | |
2005 | ||
2006 | key.flags = BRCMF_PRIMARY_KEY; | |
2007 | switch (params->cipher) { | |
2008 | case WLAN_CIPHER_SUITE_WEP40: | |
2009 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2010 | val = WEP_ENABLED; |
16886735 | 2011 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2012 | break; |
2013 | case WLAN_CIPHER_SUITE_WEP104: | |
2014 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2015 | val = WEP_ENABLED; |
16886735 | 2016 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2017 | break; |
2018 | case WLAN_CIPHER_SUITE_TKIP: | |
128ce3b6 | 2019 | if (ifp->vif->mode != WL_MODE_AP) { |
992f6068 | 2020 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2021 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2022 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2023 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2024 | } | |
5b435de0 | 2025 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2026 | val = TKIP_ENABLED; |
16886735 | 2027 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2028 | break; |
2029 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2030 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2031 | val = AES_ENABLED; |
16886735 | 2032 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2033 | break; |
2034 | case WLAN_CIPHER_SUITE_CCMP: | |
2035 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2036 | val = AES_ENABLED; |
16886735 | 2037 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2038 | break; |
2039 | default: | |
57d6e91a | 2040 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2041 | err = -EINVAL; |
2042 | goto done; | |
2043 | } | |
2044 | ||
2eaba7e8 | 2045 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2046 | if (err) |
2047 | goto done; | |
2048 | ||
0abb5f21 | 2049 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2050 | if (err) { |
57d6e91a | 2051 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2052 | goto done; |
2053 | } | |
5b435de0 | 2054 | wsec |= val; |
0abb5f21 | 2055 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2056 | if (err) { |
57d6e91a | 2057 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2058 | goto done; |
2059 | } | |
2060 | ||
5b435de0 | 2061 | done: |
d96b801f | 2062 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2063 | return err; |
2064 | } | |
2065 | ||
2066 | static s32 | |
2067 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2068 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2069 | { | |
0abb5f21 | 2070 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2071 | struct brcmf_wsec_key key; |
2072 | s32 err = 0; | |
5b435de0 | 2073 | |
d96b801f | 2074 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2075 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2076 | return -EIO; |
2077 | ||
256c374f HM |
2078 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2079 | /* we ignore this key index in this case */ | |
57d6e91a | 2080 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2081 | return -EINVAL; |
2082 | } | |
2083 | ||
5b435de0 AS |
2084 | memset(&key, 0, sizeof(key)); |
2085 | ||
2086 | key.index = (u32) key_idx; | |
2087 | key.flags = BRCMF_PRIMARY_KEY; | |
2088 | key.algo = CRYPTO_ALGO_OFF; | |
2089 | ||
16886735 | 2090 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2091 | |
2092 | /* Set the new key/index */ | |
2eaba7e8 | 2093 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2094 | |
d96b801f | 2095 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2096 | return err; |
2097 | } | |
2098 | ||
2099 | static s32 | |
2100 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2101 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2102 | void (*callback) (void *cookie, struct key_params * params)) | |
2103 | { | |
2104 | struct key_params params; | |
0abb5f21 AS |
2105 | struct brcmf_if *ifp = netdev_priv(ndev); |
2106 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2107 | struct brcmf_cfg80211_security *sec; |
2108 | s32 wsec; | |
2109 | s32 err = 0; | |
2110 | ||
d96b801f | 2111 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2112 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2113 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2114 | return -EIO; |
2115 | ||
2116 | memset(¶ms, 0, sizeof(params)); | |
2117 | ||
0abb5f21 | 2118 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2119 | if (err) { |
57d6e91a | 2120 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2121 | /* Ignore this error, may happen during DISASSOC */ |
2122 | err = -EAGAIN; | |
2123 | goto done; | |
2124 | } | |
c5bf53a8 | 2125 | if (wsec & WEP_ENABLED) { |
06bb123e | 2126 | sec = &profile->sec; |
5b435de0 AS |
2127 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2128 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2129 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2130 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2131 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2132 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2133 | } |
c5bf53a8 | 2134 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2135 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2136 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2137 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2138 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2139 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2140 | } else { |
57d6e91a | 2141 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2142 | err = -EINVAL; |
2143 | goto done; | |
2144 | } | |
2145 | callback(cookie, ¶ms); | |
2146 | ||
2147 | done: | |
d96b801f | 2148 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2149 | return err; |
2150 | } | |
2151 | ||
2152 | static s32 | |
2153 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2154 | struct net_device *ndev, u8 key_idx) | |
2155 | { | |
647c9ae0 | 2156 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2157 | |
2158 | return -EOPNOTSUPP; | |
2159 | } | |
2160 | ||
2161 | static s32 | |
2162 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
1a873342 | 2163 | u8 *mac, struct station_info *sinfo) |
5b435de0 | 2164 | { |
0abb5f21 AS |
2165 | struct brcmf_if *ifp = netdev_priv(ndev); |
2166 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2167 | struct brcmf_scb_val_le scb_val; |
2168 | int rssi; | |
2169 | s32 rate; | |
2170 | s32 err = 0; | |
06bb123e | 2171 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2172 | struct brcmf_sta_info_le sta_info_le; |
9ee66d1b HM |
2173 | u32 beacon_period; |
2174 | u32 dtim_period; | |
5b435de0 | 2175 | |
d96b801f | 2176 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2177 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2178 | return -EIO; |
2179 | ||
128ce3b6 | 2180 | if (ifp->vif->mode == WL_MODE_AP) { |
81f5dcb8 | 2181 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2182 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2183 | &sta_info_le, |
81f5dcb8 | 2184 | sizeof(sta_info_le)); |
1a873342 | 2185 | if (err < 0) { |
57d6e91a | 2186 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2187 | goto done; |
2188 | } | |
1a873342 | 2189 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2190 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2191 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2192 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2193 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2194 | } |
d96b801f AS |
2195 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2196 | sinfo->inactive_time, sinfo->connected_time); | |
128ce3b6 | 2197 | } else if (ifp->vif->mode == WL_MODE_BSS) { |
1a873342 | 2198 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2199 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2200 | mac, bssid); | |
1a873342 HM |
2201 | err = -ENOENT; |
2202 | goto done; | |
2203 | } | |
2204 | /* Report the current tx rate */ | |
89286dc9 | 2205 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2206 | if (err) { |
57d6e91a | 2207 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2208 | goto done; |
7f6c562d | 2209 | } else { |
1a873342 HM |
2210 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2211 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2212 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2213 | } |
5b435de0 | 2214 | |
c1179033 AS |
2215 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2216 | &ifp->vif->sme_state)) { | |
1a873342 | 2217 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2218 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2219 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2220 | if (err) { |
57d6e91a | 2221 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2222 | goto done; |
2223 | } else { | |
2224 | rssi = le32_to_cpu(scb_val.val); | |
2225 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2226 | sinfo->signal = rssi; | |
16886735 | 2227 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 | 2228 | } |
9ee66d1b HM |
2229 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_BCNPRD, |
2230 | &beacon_period); | |
2231 | if (err) { | |
2232 | brcmf_err("Could not get beacon period (%d)\n", | |
2233 | err); | |
2234 | goto done; | |
2235 | } else { | |
2236 | sinfo->bss_param.beacon_interval = | |
2237 | beacon_period; | |
2238 | brcmf_dbg(CONN, "Beacon peroid %d\n", | |
2239 | beacon_period); | |
2240 | } | |
2241 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_DTIMPRD, | |
2242 | &dtim_period); | |
2243 | if (err) { | |
2244 | brcmf_err("Could not get DTIM period (%d)\n", | |
2245 | err); | |
2246 | goto done; | |
2247 | } else { | |
2248 | sinfo->bss_param.dtim_period = dtim_period; | |
2249 | brcmf_dbg(CONN, "DTIM peroid %d\n", | |
2250 | dtim_period); | |
2251 | } | |
2252 | sinfo->filled |= STATION_INFO_BSS_PARAM; | |
1a873342 HM |
2253 | } |
2254 | } else | |
2255 | err = -EPERM; | |
5b435de0 | 2256 | done: |
d96b801f | 2257 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2258 | return err; |
2259 | } | |
2260 | ||
2261 | static s32 | |
2262 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2263 | bool enabled, s32 timeout) | |
2264 | { | |
2265 | s32 pm; | |
2266 | s32 err = 0; | |
27a68fe3 | 2267 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2268 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2269 | |
d96b801f | 2270 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2271 | |
2272 | /* | |
2273 | * Powersave enable/disable request is coming from the | |
2274 | * cfg80211 even before the interface is up. In that | |
2275 | * scenario, driver will be storing the power save | |
27a68fe3 | 2276 | * preference in cfg struct to apply this to |
5b435de0 AS |
2277 | * FW later while initializing the dongle |
2278 | */ | |
27a68fe3 | 2279 | cfg->pwr_save = enabled; |
ce81e317 | 2280 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2281 | |
647c9ae0 | 2282 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2283 | goto done; |
2284 | } | |
2285 | ||
2286 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2287 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2288 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2289 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2290 | pm = PM_OFF; | |
2291 | } | |
647c9ae0 | 2292 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2293 | |
c1179033 | 2294 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2295 | if (err) { |
2296 | if (err == -ENODEV) | |
57d6e91a | 2297 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2298 | else |
57d6e91a | 2299 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2300 | } |
2301 | done: | |
d96b801f | 2302 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2303 | return err; |
2304 | } | |
2305 | ||
27a68fe3 | 2306 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2307 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2308 | { |
27a68fe3 | 2309 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2310 | struct ieee80211_channel *notify_channel; |
2311 | struct cfg80211_bss *bss; | |
2312 | struct ieee80211_supported_band *band; | |
83cf17aa | 2313 | struct brcmu_chan ch; |
5b435de0 AS |
2314 | s32 err = 0; |
2315 | u16 channel; | |
2316 | u32 freq; | |
5b435de0 AS |
2317 | u16 notify_capability; |
2318 | u16 notify_interval; | |
2319 | u8 *notify_ie; | |
2320 | size_t notify_ielen; | |
2321 | s32 notify_signal; | |
2322 | ||
2323 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2324 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2325 | return 0; |
2326 | } | |
2327 | ||
83cf17aa FL |
2328 | if (!bi->ctl_ch) { |
2329 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2330 | cfg->d11inf.decchspec(&ch); | |
2331 | bi->ctl_ch = ch.chnum; | |
2332 | } | |
2333 | channel = bi->ctl_ch; | |
5b435de0 AS |
2334 | |
2335 | if (channel <= CH_MAX_2G_CHANNEL) | |
2336 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2337 | else | |
2338 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2339 | ||
2340 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2341 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2342 | ||
5b435de0 AS |
2343 | notify_capability = le16_to_cpu(bi->capability); |
2344 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2345 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2346 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2347 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2348 | ||
16886735 AS |
2349 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2350 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2351 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2352 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2353 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2354 | |
2355 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2356 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2357 | notify_ielen, notify_signal, GFP_KERNEL); |
2358 | ||
e78946e1 FL |
2359 | if (!bss) |
2360 | return -ENOMEM; | |
2361 | ||
5b112d3d | 2362 | cfg80211_put_bss(wiphy, bss); |
5b435de0 AS |
2363 | |
2364 | return err; | |
2365 | } | |
2366 | ||
6f09be0a RV |
2367 | static struct brcmf_bss_info_le * |
2368 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2369 | { | |
2370 | if (bss == NULL) | |
2371 | return list->bss_info_le; | |
2372 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2373 | le32_to_cpu(bss->length)); | |
2374 | } | |
2375 | ||
27a68fe3 | 2376 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2377 | { |
2378 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2379 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2380 | s32 err = 0; |
2381 | int i; | |
2382 | ||
27a68fe3 | 2383 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2384 | if (bss_list->count != 0 && |
2385 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2386 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2387 | bss_list->version); | |
5b435de0 AS |
2388 | return -EOPNOTSUPP; |
2389 | } | |
4e8a008e | 2390 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2391 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2392 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2393 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2394 | if (err) |
2395 | break; | |
2396 | } | |
2397 | return err; | |
2398 | } | |
2399 | ||
27a68fe3 | 2400 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2401 | struct net_device *ndev, const u8 *bssid) |
2402 | { | |
27a68fe3 | 2403 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2404 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2405 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2406 | struct ieee80211_supported_band *band; |
e78946e1 | 2407 | struct cfg80211_bss *bss; |
83cf17aa | 2408 | struct brcmu_chan ch; |
5b435de0 AS |
2409 | u8 *buf = NULL; |
2410 | s32 err = 0; | |
5b435de0 | 2411 | u32 freq; |
5b435de0 AS |
2412 | u16 notify_capability; |
2413 | u16 notify_interval; | |
2414 | u8 *notify_ie; | |
2415 | size_t notify_ielen; | |
2416 | s32 notify_signal; | |
2417 | ||
d96b801f | 2418 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2419 | |
2420 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2421 | if (buf == NULL) { | |
2422 | err = -ENOMEM; | |
2423 | goto CleanUp; | |
2424 | } | |
2425 | ||
2426 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2427 | ||
ac24be6f AS |
2428 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2429 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2430 | if (err) { |
57d6e91a | 2431 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2432 | goto CleanUp; |
2433 | } | |
2434 | ||
d34bf64f | 2435 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2436 | |
83cf17aa FL |
2437 | ch.chspec = le16_to_cpu(bi->chanspec); |
2438 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2439 | |
83cf17aa | 2440 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2441 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2442 | else | |
2443 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2444 | ||
83cf17aa | 2445 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2446 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2447 | ||
5b435de0 AS |
2448 | notify_capability = le16_to_cpu(bi->capability); |
2449 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2450 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2451 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2452 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2453 | ||
83cf17aa | 2454 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2455 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2456 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2457 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2458 | |
e78946e1 | 2459 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2460 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2461 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2462 | ||
e78946e1 FL |
2463 | if (!bss) { |
2464 | err = -ENOMEM; | |
2465 | goto CleanUp; | |
2466 | } | |
2467 | ||
5b112d3d | 2468 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2469 | |
5b435de0 AS |
2470 | CleanUp: |
2471 | ||
2472 | kfree(buf); | |
2473 | ||
d96b801f | 2474 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2475 | |
2476 | return err; | |
2477 | } | |
2478 | ||
128ce3b6 | 2479 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 2480 | { |
128ce3b6 | 2481 | return vif->mode == WL_MODE_IBSS; |
5b435de0 AS |
2482 | } |
2483 | ||
89286dc9 HM |
2484 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2485 | struct brcmf_if *ifp) | |
1a873342 | 2486 | { |
89286dc9 | 2487 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2488 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2489 | struct brcmf_ssid *ssid; |
4b5800fe | 2490 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2491 | u16 beacon_interval; |
2492 | u8 dtim_period; | |
2493 | size_t ie_len; | |
2494 | u8 *ie; | |
2495 | s32 err = 0; | |
2496 | ||
d96b801f | 2497 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2498 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2499 | return err; |
2500 | ||
06bb123e | 2501 | ssid = &profile->ssid; |
5b435de0 | 2502 | |
27a68fe3 | 2503 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2504 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2505 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2506 | if (err) { |
57d6e91a | 2507 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2508 | goto update_bss_info_out; |
2509 | } | |
2510 | ||
27a68fe3 AS |
2511 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2512 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2513 | if (err) |
2514 | goto update_bss_info_out; | |
2515 | ||
2516 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2517 | ie_len = le32_to_cpu(bi->ie_length); | |
2518 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2519 | ||
f8e4b412 | 2520 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2521 | if (tim) |
2522 | dtim_period = tim->data[1]; | |
2523 | else { | |
2524 | /* | |
2525 | * active scan was done so we could not get dtim | |
2526 | * information out of probe response. | |
2527 | * so we speficially query dtim information to dongle. | |
2528 | */ | |
2529 | u32 var; | |
ac24be6f | 2530 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2531 | if (err) { |
57d6e91a | 2532 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2533 | goto update_bss_info_out; |
2534 | } | |
2535 | dtim_period = (u8)var; | |
2536 | } | |
2537 | ||
5b435de0 | 2538 | update_bss_info_out: |
d96b801f | 2539 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2540 | return err; |
2541 | } | |
2542 | ||
18e2f61d | 2543 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2544 | { |
27a68fe3 | 2545 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2546 | |
c1179033 | 2547 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2548 | if (cfg->scan_request) { |
108a4bee | 2549 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2550 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2551 | } |
c1179033 AS |
2552 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2553 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2554 | } |
2555 | ||
e756af5b HM |
2556 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2557 | { | |
27a68fe3 AS |
2558 | struct brcmf_cfg80211_info *cfg = |
2559 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2560 | escan_timeout_work); |
2561 | ||
a0f472ac | 2562 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2563 | } |
2564 | ||
2565 | static void brcmf_escan_timeout(unsigned long data) | |
2566 | { | |
27a68fe3 AS |
2567 | struct brcmf_cfg80211_info *cfg = |
2568 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2569 | |
27a68fe3 | 2570 | if (cfg->scan_request) { |
57d6e91a | 2571 | brcmf_err("timer expired\n"); |
f0799895 | 2572 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2573 | } |
2574 | } | |
2575 | ||
2576 | static s32 | |
83cf17aa FL |
2577 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2578 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2579 | struct brcmf_bss_info_le *bss_info_le) |
2580 | { | |
83cf17aa FL |
2581 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2582 | ||
2583 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2584 | cfg->d11inf.decchspec(&ch_bss); | |
2585 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2586 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2587 | ||
e756af5b | 2588 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2589 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2590 | bss_info_le->SSID_len == bss->SSID_len && |
2591 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2592 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2593 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2594 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2595 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2596 | ||
e756af5b HM |
2597 | /* preserve max RSSI if the measurements are |
2598 | * both on-channel or both off-channel | |
2599 | */ | |
029591f3 | 2600 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2601 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2602 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2603 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2604 | /* preserve the on-channel rssi measurement |
2605 | * if the new measurement is off channel | |
2606 | */ | |
2607 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2608 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2609 | } |
2610 | return 1; | |
2611 | } | |
2612 | return 0; | |
2613 | } | |
2614 | ||
2615 | static s32 | |
1993732e | 2616 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2617 | const struct brcmf_event_msg *e, void *data) |
2618 | { | |
1993732e | 2619 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b HM |
2620 | s32 status; |
2621 | s32 err = 0; | |
2622 | struct brcmf_escan_result_le *escan_result_le; | |
2623 | struct brcmf_bss_info_le *bss_info_le; | |
2624 | struct brcmf_bss_info_le *bss = NULL; | |
2625 | u32 bi_length; | |
2626 | struct brcmf_scan_results *list; | |
2627 | u32 i; | |
97ed15c7 | 2628 | bool aborted; |
e756af5b | 2629 | |
5c36b99a | 2630 | status = e->status; |
e756af5b | 2631 | |
a0f472ac AS |
2632 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2633 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2634 | return -EPERM; |
2635 | } | |
2636 | ||
2637 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2638 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2639 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2640 | if (!escan_result_le) { | |
57d6e91a | 2641 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2642 | goto exit; |
2643 | } | |
e756af5b | 2644 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2645 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2646 | escan_result_le->bss_count); | |
e756af5b HM |
2647 | goto exit; |
2648 | } | |
2649 | bss_info_le = &escan_result_le->bss_info_le; | |
2650 | ||
6eda4e2c HM |
2651 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2652 | goto exit; | |
2653 | ||
2654 | if (!cfg->scan_request) { | |
2655 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2656 | goto exit; | |
2657 | } | |
2658 | ||
e756af5b HM |
2659 | bi_length = le32_to_cpu(bss_info_le->length); |
2660 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2661 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2662 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2663 | bi_length); | |
e756af5b HM |
2664 | goto exit; |
2665 | } | |
2666 | ||
27a68fe3 | 2667 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2668 | BIT(NL80211_IFTYPE_ADHOC))) { |
2669 | if (le16_to_cpu(bss_info_le->capability) & | |
2670 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2671 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2672 | goto exit; |
2673 | } | |
2674 | } | |
2675 | ||
2676 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2677 | cfg->escan_info.escan_buf; |
e756af5b | 2678 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2679 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2680 | goto exit; |
2681 | } | |
2682 | ||
2683 | for (i = 0; i < list->count; i++) { | |
2684 | bss = bss ? (struct brcmf_bss_info_le *) | |
2685 | ((unsigned char *)bss + | |
2686 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2687 | if (brcmf_compare_update_same_bss(cfg, bss, |
2688 | bss_info_le)) | |
e756af5b HM |
2689 | goto exit; |
2690 | } | |
27a68fe3 | 2691 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2692 | bss_info_le, bi_length); |
2693 | list->version = le32_to_cpu(bss_info_le->version); | |
2694 | list->buflen += bi_length; | |
2695 | list->count++; | |
2696 | } else { | |
27a68fe3 | 2697 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2698 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2699 | goto exit; | |
27a68fe3 AS |
2700 | if (cfg->scan_request) { |
2701 | cfg->bss_list = (struct brcmf_scan_results *) | |
2702 | cfg->escan_info.escan_buf; | |
2703 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2704 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2705 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2706 | false); |
e756af5b | 2707 | } else |
6eda4e2c HM |
2708 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2709 | status); | |
e756af5b HM |
2710 | } |
2711 | exit: | |
2712 | return err; | |
2713 | } | |
2714 | ||
27a68fe3 | 2715 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2716 | { |
5c36b99a AS |
2717 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2718 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2719 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2720 | /* Init scan_timeout timer */ | |
2721 | init_timer(&cfg->escan_timeout); | |
2722 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2723 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2724 | INIT_WORK(&cfg->escan_timeout_work, | |
2725 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2726 | } |
2727 | ||
5addc0de | 2728 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2729 | { |
2730 | if (ms < 1000 / HZ) { | |
2731 | cond_resched(); | |
2732 | mdelay(ms); | |
2733 | } else { | |
2734 | msleep(ms); | |
2735 | } | |
2736 | } | |
2737 | ||
2738 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2739 | { | |
d96b801f | 2740 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2741 | |
5b435de0 AS |
2742 | return 0; |
2743 | } | |
2744 | ||
2745 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2746 | struct cfg80211_wowlan *wow) | |
2747 | { | |
27a68fe3 AS |
2748 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2749 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2750 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2751 | |
d96b801f | 2752 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2753 | |
2754 | /* | |
7d641072 AS |
2755 | * if the primary net_device is not READY there is nothing |
2756 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2757 | */ |
7d641072 AS |
2758 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2759 | if (!check_vif_up(vif)) | |
2760 | goto exit; | |
5b435de0 | 2761 | |
7d641072 AS |
2762 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2763 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2764 | continue; | |
5b435de0 | 2765 | /* |
7d641072 AS |
2766 | * While going to suspend if associated with AP disassociate |
2767 | * from AP to save power while system is in suspended state | |
5b435de0 | 2768 | */ |
903e0eee AS |
2769 | brcmf_link_down(vif); |
2770 | ||
2771 | /* Make sure WPA_Supplicant receives all the event | |
2772 | * generated due to DISASSOC call to the fw to keep | |
2773 | * the state fw and WPA_Supplicant state consistent | |
2774 | */ | |
2775 | brcmf_delay(500); | |
5b435de0 AS |
2776 | } |
2777 | ||
7d641072 AS |
2778 | /* end any scanning */ |
2779 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2780 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2781 | |
2782 | /* Turn off watchdog timer */ | |
f96aa07e | 2783 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2784 | |
7d641072 | 2785 | exit: |
d96b801f | 2786 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2787 | /* clear any scanning activity */ |
2788 | cfg->scan_status = 0; | |
5b435de0 AS |
2789 | return 0; |
2790 | } | |
2791 | ||
5b435de0 AS |
2792 | static __used s32 |
2793 | brcmf_update_pmklist(struct net_device *ndev, | |
2794 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2795 | { | |
2796 | int i, j; | |
40c8e95a | 2797 | int pmkid_len; |
5b435de0 | 2798 | |
40c8e95a AS |
2799 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2800 | ||
16886735 | 2801 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2802 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2803 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2804 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2805 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2806 | brcmf_dbg(CONN, "%02x\n", |
2807 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2808 | } |
2809 | ||
2810 | if (!err) | |
ac24be6f AS |
2811 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2812 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2813 | |
2814 | return err; | |
2815 | } | |
2816 | ||
2817 | static s32 | |
2818 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2819 | struct cfg80211_pmksa *pmksa) | |
2820 | { | |
27a68fe3 | 2821 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2822 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2823 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2824 | s32 err = 0; |
2825 | int i; | |
40c8e95a | 2826 | int pmkid_len; |
5b435de0 | 2827 | |
d96b801f | 2828 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2829 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2830 | return -EIO; |
2831 | ||
40c8e95a AS |
2832 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2833 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2834 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2835 | break; | |
2836 | if (i < WL_NUM_PMKIDS_MAX) { | |
2837 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2838 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2839 | if (i == pmkid_len) { |
2840 | pmkid_len++; | |
2841 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2842 | } | |
5b435de0 AS |
2843 | } else |
2844 | err = -EINVAL; | |
2845 | ||
16886735 AS |
2846 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2847 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2848 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2849 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2850 | |
27a68fe3 | 2851 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2852 | |
d96b801f | 2853 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2854 | return err; |
2855 | } | |
2856 | ||
2857 | static s32 | |
2858 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2859 | struct cfg80211_pmksa *pmksa) | |
2860 | { | |
27a68fe3 | 2861 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2862 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2863 | struct pmkid_list pmkid; |
2864 | s32 err = 0; | |
40c8e95a | 2865 | int i, pmkid_len; |
5b435de0 | 2866 | |
d96b801f | 2867 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2868 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2869 | return -EIO; |
2870 | ||
2871 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2872 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2873 | ||
16886735 AS |
2874 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2875 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2876 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2877 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2878 | |
27a68fe3 | 2879 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2880 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2881 | if (!memcmp |
27a68fe3 | 2882 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2883 | ETH_ALEN)) |
2884 | break; | |
2885 | ||
40c8e95a AS |
2886 | if ((pmkid_len > 0) |
2887 | && (i < pmkid_len)) { | |
27a68fe3 | 2888 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2889 | sizeof(struct pmkid)); |
40c8e95a | 2890 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2891 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2892 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2893 | ETH_ALEN); |
27a68fe3 AS |
2894 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2895 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2896 | WLAN_PMKID_LEN); |
2897 | } | |
27a68fe3 | 2898 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2899 | } else |
2900 | err = -EINVAL; | |
2901 | ||
27a68fe3 | 2902 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2903 | |
d96b801f | 2904 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2905 | return err; |
2906 | ||
2907 | } | |
2908 | ||
2909 | static s32 | |
2910 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2911 | { | |
27a68fe3 | 2912 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2913 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2914 | s32 err = 0; |
2915 | ||
d96b801f | 2916 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2917 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2918 | return -EIO; |
2919 | ||
27a68fe3 AS |
2920 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2921 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2922 | |
d96b801f | 2923 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2924 | return err; |
2925 | ||
2926 | } | |
2927 | ||
e5806072 AS |
2928 | /* |
2929 | * PFN result doesn't have all the info which are | |
2930 | * required by the supplicant | |
2931 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
2932 | * via wl_inform_single_bss in the required format. Escan does require the | |
2933 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
2934 | * cfg80211_scan_request one out of the received PNO event. | |
2935 | */ | |
2936 | static s32 | |
1993732e | 2937 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
2938 | const struct brcmf_event_msg *e, void *data) |
2939 | { | |
1993732e | 2940 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
2941 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
2942 | struct cfg80211_scan_request *request = NULL; | |
2943 | struct cfg80211_ssid *ssid = NULL; | |
2944 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 2945 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
2946 | int err = 0; |
2947 | int channel_req = 0; | |
2948 | int band = 0; | |
2949 | struct brcmf_pno_scanresults_le *pfn_result; | |
2950 | u32 result_count; | |
2951 | u32 status; | |
2952 | ||
4e8a008e | 2953 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 2954 | |
5c36b99a | 2955 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 2956 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
2957 | return 0; |
2958 | } | |
2959 | ||
2960 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
2961 | result_count = le32_to_cpu(pfn_result->count); | |
2962 | status = le32_to_cpu(pfn_result->status); | |
2963 | ||
2964 | /* | |
2965 | * PFN event is limited to fit 512 bytes so we may get | |
2966 | * multiple NET_FOUND events. For now place a warning here. | |
2967 | */ | |
2968 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 2969 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
2970 | if (result_count > 0) { |
2971 | int i; | |
2972 | ||
2973 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
2974 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
2975 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
2976 | if (!request || !ssid || !channel) { |
2977 | err = -ENOMEM; | |
2978 | goto out_err; | |
2979 | } | |
2980 | ||
2981 | request->wiphy = wiphy; | |
2982 | data += sizeof(struct brcmf_pno_scanresults_le); | |
2983 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
2984 | ||
2985 | for (i = 0; i < result_count; i++) { | |
2986 | netinfo = &netinfo_start[i]; | |
2987 | if (!netinfo) { | |
57d6e91a AS |
2988 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
2989 | i); | |
e5806072 AS |
2990 | err = -EINVAL; |
2991 | goto out_err; | |
2992 | } | |
2993 | ||
4e8a008e AS |
2994 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
2995 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
2996 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
2997 | ssid[i].ssid_len = netinfo->SSID_len; | |
2998 | request->n_ssids++; | |
2999 | ||
3000 | channel_req = netinfo->channel; | |
3001 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3002 | band = NL80211_BAND_2GHZ; | |
3003 | else | |
3004 | band = NL80211_BAND_5GHZ; | |
3005 | channel[i].center_freq = | |
3006 | ieee80211_channel_to_frequency(channel_req, | |
3007 | band); | |
3008 | channel[i].band = band; | |
3009 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3010 | request->channels[i] = &channel[i]; | |
3011 | request->n_channels++; | |
3012 | } | |
3013 | ||
3014 | /* assign parsed ssid array */ | |
3015 | if (request->n_ssids) | |
3016 | request->ssids = &ssid[0]; | |
3017 | ||
c1179033 | 3018 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3019 | /* Abort any on-going scan */ |
27a68fe3 | 3020 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3021 | } |
3022 | ||
c1179033 | 3023 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3024 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3025 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3026 | if (err) { |
c1179033 | 3027 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3028 | goto out_err; |
3029 | } | |
27a68fe3 AS |
3030 | cfg->sched_escan = true; |
3031 | cfg->scan_request = request; | |
e5806072 | 3032 | } else { |
57d6e91a | 3033 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3034 | goto out_err; |
3035 | } | |
3036 | ||
3037 | kfree(ssid); | |
3038 | kfree(channel); | |
3039 | kfree(request); | |
3040 | return 0; | |
3041 | ||
3042 | out_err: | |
3043 | kfree(ssid); | |
3044 | kfree(channel); | |
3045 | kfree(request); | |
3046 | cfg80211_sched_scan_stopped(wiphy); | |
3047 | return err; | |
3048 | } | |
3049 | ||
e5806072 AS |
3050 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3051 | { | |
e5806072 AS |
3052 | int ret; |
3053 | ||
3054 | /* Disable pfn */ | |
ac24be6f | 3055 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3056 | if (ret == 0) { |
3057 | /* clear pfn */ | |
ac24be6f AS |
3058 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3059 | NULL, 0); | |
e5806072 AS |
3060 | } |
3061 | if (ret < 0) | |
57d6e91a | 3062 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3063 | |
3064 | return ret; | |
3065 | } | |
3066 | ||
3067 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3068 | { | |
3069 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3070 | |
3071 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3072 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3073 | ||
3074 | /* set extra pno params */ | |
3075 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3076 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3077 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3078 | ||
3079 | /* set up pno scan fr */ | |
3080 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3081 | ||
ac24be6f AS |
3082 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3083 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3084 | } |
3085 | ||
3086 | static int | |
3087 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3088 | struct net_device *ndev, | |
3089 | struct cfg80211_sched_scan_request *request) | |
3090 | { | |
c1179033 | 3091 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3092 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3093 | struct brcmf_pno_net_param_le pfn; |
3094 | int i; | |
3095 | int ret = 0; | |
3096 | ||
dc7bdbf1 | 3097 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3098 | request->n_match_sets, request->n_ssids); |
c1179033 | 3099 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3100 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3101 | return -EAGAIN; |
3102 | } | |
1687eee2 AS |
3103 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3104 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3105 | cfg->scan_status); | |
3106 | return -EAGAIN; | |
3107 | } | |
e5806072 | 3108 | |
dc7bdbf1 | 3109 | if (!request->n_ssids || !request->n_match_sets) { |
57d6e91a | 3110 | brcmf_err("Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3111 | request->n_ssids); |
e5806072 AS |
3112 | return -EINVAL; |
3113 | } | |
3114 | ||
3115 | if (request->n_ssids > 0) { | |
3116 | for (i = 0; i < request->n_ssids; i++) { | |
3117 | /* Active scan req for ssids */ | |
4e8a008e AS |
3118 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3119 | request->ssids[i].ssid); | |
e5806072 AS |
3120 | |
3121 | /* | |
3122 | * match_set ssids is a supert set of n_ssid list, | |
3123 | * so we need not add these set seperately. | |
3124 | */ | |
3125 | } | |
3126 | } | |
3127 | ||
3128 | if (request->n_match_sets > 0) { | |
3129 | /* clean up everything */ | |
3130 | ret = brcmf_dev_pno_clean(ndev); | |
3131 | if (ret < 0) { | |
57d6e91a | 3132 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3133 | return ret; |
3134 | } | |
3135 | ||
3136 | /* configure pno */ | |
3137 | ret = brcmf_dev_pno_config(ndev); | |
3138 | if (ret < 0) { | |
57d6e91a | 3139 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3140 | return -EINVAL; |
3141 | } | |
3142 | ||
3143 | /* configure each match set */ | |
3144 | for (i = 0; i < request->n_match_sets; i++) { | |
3145 | struct cfg80211_ssid *ssid; | |
3146 | u32 ssid_len; | |
3147 | ||
3148 | ssid = &request->match_sets[i].ssid; | |
3149 | ssid_len = ssid->ssid_len; | |
3150 | ||
3151 | if (!ssid_len) { | |
57d6e91a | 3152 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3153 | continue; |
3154 | } | |
3155 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3156 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3157 | pfn.wsec = cpu_to_le32(0); | |
3158 | pfn.infra = cpu_to_le32(1); | |
3159 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3160 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3161 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3162 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3163 | sizeof(pfn)); |
4e8a008e AS |
3164 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3165 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3166 | } |
3167 | /* Enable the PNO */ | |
c1179033 | 3168 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3169 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3170 | return -EINVAL; |
3171 | } | |
3172 | } else { | |
3173 | return -EINVAL; | |
3174 | } | |
3175 | ||
3176 | return 0; | |
3177 | } | |
3178 | ||
3179 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3180 | struct net_device *ndev) | |
3181 | { | |
27a68fe3 | 3182 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3183 | |
4e8a008e | 3184 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3185 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3186 | if (cfg->sched_escan) |
a0f472ac | 3187 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3188 | return 0; |
3189 | } | |
e5806072 | 3190 | |
cbaa177d | 3191 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
3192 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, |
3193 | struct wireless_dev *wdev, | |
3194 | void *data, int len) | |
cbaa177d | 3195 | { |
27a68fe3 | 3196 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3197 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3198 | struct brcmf_dcmd *dcmd = data; |
3199 | struct sk_buff *reply; | |
3200 | int ret; | |
3201 | ||
d96b801f AS |
3202 | brcmf_dbg(TRACE, "cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3203 | dcmd->buf, dcmd->len); | |
f368a5b6 HM |
3204 | |
3205 | if (dcmd->set) | |
ac24be6f AS |
3206 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3207 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3208 | else |
ac24be6f AS |
3209 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3210 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3211 | if (ret == 0) { |
3212 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3213 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3214 | ret = cfg80211_testmode_reply(reply); | |
3215 | } | |
3216 | return ret; | |
3217 | } | |
3218 | #endif | |
3219 | ||
1f170110 | 3220 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3221 | { |
3222 | s32 err; | |
3223 | ||
3224 | /* set auth */ | |
ac24be6f | 3225 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3226 | if (err < 0) { |
57d6e91a | 3227 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3228 | return err; |
3229 | } | |
3230 | /* set wsec */ | |
ac24be6f | 3231 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3232 | if (err < 0) { |
57d6e91a | 3233 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3234 | return err; |
3235 | } | |
3236 | /* set upper-layer auth */ | |
ac24be6f | 3237 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3238 | if (err < 0) { |
57d6e91a | 3239 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3240 | return err; |
3241 | } | |
3242 | ||
3243 | return 0; | |
3244 | } | |
3245 | ||
3246 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3247 | { | |
3248 | if (is_rsn_ie) | |
3249 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3250 | ||
3251 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3252 | } | |
3253 | ||
3254 | static s32 | |
4b5800fe JB |
3255 | brcmf_configure_wpaie(struct net_device *ndev, |
3256 | const struct brcmf_vs_tlv *wpa_ie, | |
3257 | bool is_rsn_ie) | |
1a873342 | 3258 | { |
ac24be6f | 3259 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3260 | u32 auth = 0; /* d11 open authentication */ |
3261 | u16 count; | |
3262 | s32 err = 0; | |
3263 | s32 len = 0; | |
3264 | u32 i; | |
3265 | u32 wsec; | |
3266 | u32 pval = 0; | |
3267 | u32 gval = 0; | |
3268 | u32 wpa_auth = 0; | |
3269 | u32 offset; | |
3270 | u8 *data; | |
3271 | u16 rsn_cap; | |
3272 | u32 wme_bss_disable; | |
3273 | ||
d96b801f | 3274 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3275 | if (wpa_ie == NULL) |
3276 | goto exit; | |
3277 | ||
3278 | len = wpa_ie->len + TLV_HDR_LEN; | |
3279 | data = (u8 *)wpa_ie; | |
619c5a9a | 3280 | offset = TLV_HDR_LEN; |
1a873342 HM |
3281 | if (!is_rsn_ie) |
3282 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3283 | else |
3284 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3285 | |
3286 | /* check for multicast cipher suite */ | |
3287 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3288 | err = -EINVAL; | |
57d6e91a | 3289 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3290 | goto exit; |
3291 | } | |
3292 | ||
3293 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3294 | err = -EINVAL; | |
57d6e91a | 3295 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3296 | goto exit; |
3297 | } | |
3298 | offset += TLV_OUI_LEN; | |
3299 | ||
3300 | /* pick up multicast cipher */ | |
3301 | switch (data[offset]) { | |
3302 | case WPA_CIPHER_NONE: | |
3303 | gval = 0; | |
3304 | break; | |
3305 | case WPA_CIPHER_WEP_40: | |
3306 | case WPA_CIPHER_WEP_104: | |
3307 | gval = WEP_ENABLED; | |
3308 | break; | |
3309 | case WPA_CIPHER_TKIP: | |
3310 | gval = TKIP_ENABLED; | |
3311 | break; | |
3312 | case WPA_CIPHER_AES_CCM: | |
3313 | gval = AES_ENABLED; | |
3314 | break; | |
3315 | default: | |
3316 | err = -EINVAL; | |
57d6e91a | 3317 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3318 | goto exit; |
3319 | } | |
3320 | ||
3321 | offset++; | |
3322 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3323 | count = data[offset] + (data[offset + 1] << 8); | |
3324 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3325 | /* Check for unicast suite(s) */ | |
3326 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3327 | err = -EINVAL; | |
57d6e91a | 3328 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3329 | goto exit; |
3330 | } | |
3331 | for (i = 0; i < count; i++) { | |
3332 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3333 | err = -EINVAL; | |
57d6e91a | 3334 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3335 | goto exit; |
3336 | } | |
3337 | offset += TLV_OUI_LEN; | |
3338 | switch (data[offset]) { | |
3339 | case WPA_CIPHER_NONE: | |
3340 | break; | |
3341 | case WPA_CIPHER_WEP_40: | |
3342 | case WPA_CIPHER_WEP_104: | |
3343 | pval |= WEP_ENABLED; | |
3344 | break; | |
3345 | case WPA_CIPHER_TKIP: | |
3346 | pval |= TKIP_ENABLED; | |
3347 | break; | |
3348 | case WPA_CIPHER_AES_CCM: | |
3349 | pval |= AES_ENABLED; | |
3350 | break; | |
3351 | default: | |
57d6e91a | 3352 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3353 | } |
3354 | offset++; | |
3355 | } | |
3356 | /* walk thru auth management suite list and pick up what we recognize */ | |
3357 | count = data[offset] + (data[offset + 1] << 8); | |
3358 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3359 | /* Check for auth key management suite(s) */ | |
3360 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3361 | err = -EINVAL; | |
57d6e91a | 3362 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3363 | goto exit; |
3364 | } | |
3365 | for (i = 0; i < count; i++) { | |
3366 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3367 | err = -EINVAL; | |
57d6e91a | 3368 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3369 | goto exit; |
3370 | } | |
3371 | offset += TLV_OUI_LEN; | |
3372 | switch (data[offset]) { | |
3373 | case RSN_AKM_NONE: | |
d96b801f | 3374 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3375 | wpa_auth |= WPA_AUTH_NONE; |
3376 | break; | |
3377 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3378 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3379 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3380 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3381 | break; | |
3382 | case RSN_AKM_PSK: | |
d96b801f | 3383 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3384 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3385 | (wpa_auth |= WPA_AUTH_PSK); | |
3386 | break; | |
3387 | default: | |
57d6e91a | 3388 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3389 | } |
3390 | offset++; | |
3391 | } | |
3392 | ||
3393 | if (is_rsn_ie) { | |
3394 | wme_bss_disable = 1; | |
3395 | if ((offset + RSN_CAP_LEN) <= len) { | |
3396 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3397 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3398 | wme_bss_disable = 0; | |
3399 | } | |
3400 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3401 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3402 | wme_bss_disable); |
1a873342 | 3403 | if (err < 0) { |
57d6e91a | 3404 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3405 | goto exit; |
3406 | } | |
3407 | } | |
3408 | /* FOR WPS , set SES_OW_ENABLED */ | |
3409 | wsec = (pval | gval | SES_OW_ENABLED); | |
3410 | ||
3411 | /* set auth */ | |
ac24be6f | 3412 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3413 | if (err < 0) { |
57d6e91a | 3414 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3415 | goto exit; |
3416 | } | |
3417 | /* set wsec */ | |
ac24be6f | 3418 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3419 | if (err < 0) { |
57d6e91a | 3420 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3421 | goto exit; |
3422 | } | |
3423 | /* set upper-layer auth */ | |
ac24be6f | 3424 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3425 | if (err < 0) { |
57d6e91a | 3426 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3427 | goto exit; |
3428 | } | |
3429 | ||
3430 | exit: | |
3431 | return err; | |
3432 | } | |
3433 | ||
3434 | static s32 | |
3082b9be | 3435 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3436 | struct parsed_vndr_ies *vndr_ies) |
3437 | { | |
3438 | s32 err = 0; | |
3439 | struct brcmf_vs_tlv *vndrie; | |
3440 | struct brcmf_tlv *ie; | |
3441 | struct parsed_vndr_ie_info *parsed_info; | |
3442 | s32 remaining_len; | |
3443 | ||
3444 | remaining_len = (s32)vndr_ie_len; | |
3445 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3446 | ||
3447 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3448 | while (ie) { | |
3449 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3450 | goto next; | |
3451 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3452 | /* len should be bigger than OUI length + one */ | |
3453 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3454 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3455 | vndrie->len); | |
1a873342 HM |
3456 | goto next; |
3457 | } | |
3458 | /* if wpa or wme ie, do not add ie */ | |
3459 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3460 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3461 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3462 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3463 | goto next; |
3464 | } | |
3465 | ||
3466 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3467 | ||
3468 | /* save vndr ie information */ | |
3469 | parsed_info->ie_ptr = (char *)vndrie; | |
3470 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3471 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3472 | ||
3473 | vndr_ies->count++; | |
3474 | ||
d96b801f AS |
3475 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3476 | parsed_info->vndrie.oui[0], | |
3477 | parsed_info->vndrie.oui[1], | |
3478 | parsed_info->vndrie.oui[2], | |
3479 | parsed_info->vndrie.oui_type); | |
1a873342 | 3480 | |
9f440b7b | 3481 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3482 | break; |
3483 | next: | |
b41fc3d7 HM |
3484 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3485 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3486 | ie = NULL; |
3487 | else | |
b41fc3d7 HM |
3488 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3489 | TLV_HDR_LEN); | |
1a873342 HM |
3490 | } |
3491 | return err; | |
3492 | } | |
3493 | ||
3494 | static u32 | |
3495 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3496 | { | |
3497 | ||
3498 | __le32 iecount_le; | |
3499 | __le32 pktflag_le; | |
3500 | ||
3501 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3502 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3503 | ||
3504 | iecount_le = cpu_to_le32(1); | |
3505 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3506 | ||
3507 | pktflag_le = cpu_to_le32(pktflag); | |
3508 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3509 | ||
3510 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3511 | ||
3512 | return ie_len + VNDR_IE_HDR_SIZE; | |
3513 | } | |
3514 | ||
1332e26e AS |
3515 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3516 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3517 | { |
1332e26e AS |
3518 | struct brcmf_if *ifp; |
3519 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3520 | s32 err = 0; |
3521 | u8 *iovar_ie_buf; | |
3522 | u8 *curr_ie_buf; | |
3523 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3524 | int mgmt_ie_buf_len; |
81118d16 | 3525 | u32 *mgmt_ie_len; |
1a873342 HM |
3526 | u32 del_add_ie_buf_len = 0; |
3527 | u32 total_ie_buf_len = 0; | |
3528 | u32 parsed_ie_buf_len = 0; | |
3529 | struct parsed_vndr_ies old_vndr_ies; | |
3530 | struct parsed_vndr_ies new_vndr_ies; | |
3531 | struct parsed_vndr_ie_info *vndrie_info; | |
3532 | s32 i; | |
3533 | u8 *ptr; | |
3e4f319d | 3534 | int remained_buf_len; |
1a873342 | 3535 | |
1332e26e AS |
3536 | if (!vif) |
3537 | return -ENODEV; | |
3538 | ifp = vif->ifp; | |
3539 | saved_ie = &vif->saved_ie; | |
3540 | ||
d96b801f | 3541 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3542 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3543 | if (!iovar_ie_buf) | |
3544 | return -ENOMEM; | |
3545 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3546 | switch (pktflag) { |
3547 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3548 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3549 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3550 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3551 | break; | |
3552 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3553 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3554 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3555 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3556 | break; | |
3557 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3558 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3559 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3560 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3561 | break; | |
3562 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3563 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3564 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3565 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3566 | break; | |
3567 | default: | |
3568 | err = -EPERM; | |
3569 | brcmf_err("not suitable type\n"); | |
3570 | goto exit; | |
1a873342 HM |
3571 | } |
3572 | ||
3573 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3574 | err = -ENOMEM; | |
57d6e91a | 3575 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3576 | goto exit; |
3577 | } | |
3578 | ||
3579 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3580 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3581 | ptr = curr_ie_buf; | |
3582 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3583 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3584 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3585 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3586 | vndrie_info->ie_len); | |
3587 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3588 | } | |
3589 | } | |
3590 | ||
b41fc3d7 | 3591 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3592 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3593 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3594 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3595 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3596 | goto exit; |
3597 | } | |
3598 | ||
3599 | /* parse old vndr_ie */ | |
3600 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3601 | ||
3602 | /* make a command to delete old ie */ | |
3603 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3604 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3605 | ||
d96b801f AS |
3606 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3607 | vndrie_info->vndrie.id, | |
3608 | vndrie_info->vndrie.len, | |
3609 | vndrie_info->vndrie.oui[0], | |
3610 | vndrie_info->vndrie.oui[1], | |
3611 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3612 | |
3613 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3614 | vndrie_info->ie_ptr, | |
3615 | vndrie_info->ie_len, | |
3616 | "del"); | |
3617 | curr_ie_buf += del_add_ie_buf_len; | |
3618 | total_ie_buf_len += del_add_ie_buf_len; | |
3619 | } | |
3620 | } | |
3621 | ||
3622 | *mgmt_ie_len = 0; | |
3623 | /* Add if there is any extra IE */ | |
3624 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3625 | ptr = mgmt_ie_buf; | |
3626 | ||
3627 | remained_buf_len = mgmt_ie_buf_len; | |
3628 | ||
3629 | /* make a command to add new ie */ | |
3630 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3631 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3632 | ||
b41fc3d7 HM |
3633 | /* verify remained buf size before copy data */ |
3634 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3635 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3636 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3637 | remained_buf_len); | |
b41fc3d7 HM |
3638 | break; |
3639 | } | |
3640 | remained_buf_len -= (vndrie_info->ie_len + | |
3641 | VNDR_IE_VSIE_OFFSET); | |
3642 | ||
d96b801f AS |
3643 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3644 | vndrie_info->vndrie.id, | |
3645 | vndrie_info->vndrie.len, | |
3646 | vndrie_info->vndrie.oui[0], | |
3647 | vndrie_info->vndrie.oui[1], | |
3648 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3649 | |
3650 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3651 | vndrie_info->ie_ptr, | |
3652 | vndrie_info->ie_len, | |
3653 | "add"); | |
1a873342 HM |
3654 | |
3655 | /* save the parsed IE in wl struct */ | |
3656 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3657 | vndrie_info->ie_len); | |
3658 | *mgmt_ie_len += vndrie_info->ie_len; | |
3659 | ||
3660 | curr_ie_buf += del_add_ie_buf_len; | |
3661 | total_ie_buf_len += del_add_ie_buf_len; | |
3662 | } | |
3663 | } | |
3664 | if (total_ie_buf_len) { | |
c1179033 | 3665 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3666 | total_ie_buf_len); |
1a873342 | 3667 | if (err) |
57d6e91a | 3668 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3669 | } |
3670 | ||
3671 | exit: | |
3672 | kfree(iovar_ie_buf); | |
3673 | return err; | |
3674 | } | |
3675 | ||
5f4f9f11 AS |
3676 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3677 | { | |
3678 | s32 pktflags[] = { | |
3679 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3680 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3681 | BRCMF_VNDR_IE_BEACON_FLAG | |
3682 | }; | |
3683 | int i; | |
3684 | ||
3685 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3686 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3687 | ||
3688 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3689 | return 0; | |
3690 | } | |
3691 | ||
a0f07959 HM |
3692 | static s32 |
3693 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3694 | struct cfg80211_beacon_data *beacon) | |
3695 | { | |
3696 | s32 err; | |
3697 | ||
3698 | /* Set Beacon IEs to FW */ | |
3699 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3700 | beacon->tail, beacon->tail_len); | |
3701 | if (err) { | |
3702 | brcmf_err("Set Beacon IE Failed\n"); | |
3703 | return err; | |
3704 | } | |
3705 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3706 | ||
3707 | /* Set Probe Response IEs to FW */ | |
3708 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3709 | beacon->proberesp_ies, | |
3710 | beacon->proberesp_ies_len); | |
3711 | if (err) | |
3712 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3713 | else | |
3714 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3715 | ||
3716 | return err; | |
3717 | } | |
3718 | ||
1c9d30cf HM |
3719 | static s32 |
3720 | brcmf_cfg80211_set_channel(struct brcmf_cfg80211_info *cfg, | |
3721 | struct brcmf_if *ifp, | |
3722 | struct ieee80211_channel *channel) | |
3723 | { | |
3724 | u16 chanspec; | |
3725 | s32 err; | |
3726 | ||
3727 | brcmf_dbg(TRACE, "band=%d, center_freq=%d\n", channel->band, | |
3728 | channel->center_freq); | |
3729 | ||
3730 | chanspec = channel_to_chanspec(&cfg->d11inf, channel); | |
3731 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
3732 | ||
3733 | return err; | |
3734 | } | |
3735 | ||
1a873342 HM |
3736 | static s32 |
3737 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3738 | struct cfg80211_ap_settings *settings) | |
3739 | { | |
3740 | s32 ie_offset; | |
1c9d30cf | 3741 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3742 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3743 | const struct brcmf_tlv *ssid_ie; |
1a873342 | 3744 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3745 | s32 err = -EPERM; |
4b5800fe JB |
3746 | const struct brcmf_tlv *rsn_ie; |
3747 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 3748 | struct brcmf_join_params join_params; |
a0f07959 HM |
3749 | enum nl80211_iftype dev_role; |
3750 | struct brcmf_fil_bss_enable_le bss_enable; | |
1a873342 | 3751 | |
d96b801f AS |
3752 | brcmf_dbg(TRACE, "channel_type=%d, beacon_interval=%d, dtim_period=%d,\n", |
3753 | cfg80211_get_chandef_type(&settings->chandef), | |
3754 | settings->beacon_interval, | |
3755 | settings->dtim_period); | |
3756 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", | |
3757 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3758 | settings->inactivity_timeout); | |
1a873342 | 3759 | |
426d0a56 | 3760 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3761 | |
3762 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3763 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3764 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3765 | ssid_ie = brcmf_parse_tlvs( | |
3766 | (u8 *)&settings->beacon.head[ie_offset], | |
3767 | settings->beacon.head_len - ie_offset, | |
3768 | WLAN_EID_SSID); | |
3769 | if (!ssid_ie) | |
3770 | return -EINVAL; | |
3771 | ||
3772 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3773 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3774 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3775 | } else { |
3776 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3777 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3778 | } | |
3779 | ||
f96aa07e | 3780 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3781 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3782 | |
3783 | /* find the RSN_IE */ | |
3784 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3785 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3786 | ||
3787 | /* find the WPA_IE */ | |
3788 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3789 | settings->beacon.tail_len); | |
3790 | ||
1a873342 | 3791 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3792 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3793 | if (wpa_ie != NULL) { |
3794 | /* WPA IE */ | |
34778529 | 3795 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3796 | if (err < 0) |
3797 | goto exit; | |
1a873342 HM |
3798 | } else { |
3799 | /* RSN IE */ | |
3800 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3801 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3802 | if (err < 0) |
3803 | goto exit; | |
1a873342 | 3804 | } |
1a873342 | 3805 | } else { |
d96b801f | 3806 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3807 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3808 | } |
1a873342 | 3809 | |
a0f07959 | 3810 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3811 | |
1c9d30cf HM |
3812 | err = brcmf_cfg80211_set_channel(cfg, ifp, settings->chandef.chan); |
3813 | if (err < 0) { | |
3814 | brcmf_err("Set Channel failed, %d\n", err); | |
3815 | goto exit; | |
3816 | } | |
3817 | ||
1a873342 | 3818 | if (settings->beacon_interval) { |
ac24be6f | 3819 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3820 | settings->beacon_interval); |
1a873342 | 3821 | if (err < 0) { |
57d6e91a | 3822 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3823 | goto exit; |
3824 | } | |
3825 | } | |
3826 | if (settings->dtim_period) { | |
ac24be6f | 3827 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3828 | settings->dtim_period); |
1a873342 | 3829 | if (err < 0) { |
57d6e91a | 3830 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3831 | goto exit; |
3832 | } | |
3833 | } | |
a0f07959 HM |
3834 | |
3835 | if (dev_role == NL80211_IFTYPE_AP) { | |
3836 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3837 | if (err < 0) { | |
3838 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3839 | goto exit; | |
3840 | } | |
2880b868 | 3841 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3842 | } |
3843 | ||
a0f07959 | 3844 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3845 | if (err < 0) { |
a0f07959 | 3846 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3847 | goto exit; |
3848 | } | |
a0f07959 HM |
3849 | if (dev_role == NL80211_IFTYPE_AP) { |
3850 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3851 | if (err < 0) { | |
3852 | brcmf_err("setting AP mode failed %d\n", err); | |
3853 | goto exit; | |
3854 | } | |
3855 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3856 | if (err < 0) { | |
3857 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3858 | goto exit; | |
3859 | } | |
3860 | ||
3861 | memset(&join_params, 0, sizeof(join_params)); | |
3862 | /* join parameters starts with ssid */ | |
3863 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3864 | /* create softap */ | |
3865 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3866 | &join_params, sizeof(join_params)); | |
3867 | if (err < 0) { | |
3868 | brcmf_err("SET SSID error (%d)\n", err); | |
3869 | goto exit; | |
3870 | } | |
3871 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3872 | } else { | |
3873 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3874 | sizeof(ssid_le)); | |
3875 | if (err < 0) { | |
3876 | brcmf_err("setting ssid failed %d\n", err); | |
3877 | goto exit; | |
3878 | } | |
3879 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3880 | bss_enable.enable = cpu_to_le32(1); | |
3881 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3882 | sizeof(bss_enable)); | |
3883 | if (err < 0) { | |
3884 | brcmf_err("bss_enable config failed %d\n", err); | |
3885 | goto exit; | |
3886 | } | |
3887 | ||
3888 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3889 | } | |
c1179033 AS |
3890 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3891 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3892 | |
3893 | exit: | |
b3657453 | 3894 | if (err) { |
f96aa07e | 3895 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3896 | brcmf_configure_arp_offload(ifp, true); |
3897 | } | |
1a873342 HM |
3898 | return err; |
3899 | } | |
3900 | ||
3901 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3902 | { | |
c1179033 | 3903 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3904 | s32 err; |
426d0a56 | 3905 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3906 | struct brcmf_join_params join_params; |
1a873342 | 3907 | |
d96b801f | 3908 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3909 | |
426d0a56 | 3910 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3911 | /* Due to most likely deauths outstanding we sleep */ |
3912 | /* first to make sure they get processed by fw. */ | |
3913 | msleep(400); | |
5c33a942 HM |
3914 | |
3915 | memset(&join_params, 0, sizeof(join_params)); | |
3916 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3917 | &join_params, sizeof(join_params)); | |
3918 | if (err < 0) | |
3919 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3920 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3921 | if (err < 0) |
57d6e91a | 3922 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3923 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3924 | if (err < 0) | |
3925 | brcmf_err("setting AP mode failed %d\n", err); | |
3926 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3927 | if (err < 0) | |
3928 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3929 | } else { |
3930 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3931 | bss_enable.enable = cpu_to_le32(0); | |
3932 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3933 | sizeof(bss_enable)); | |
3934 | if (err < 0) | |
3935 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3936 | } |
f96aa07e | 3937 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3938 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3939 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3940 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3941 | ||
1a873342 HM |
3942 | return err; |
3943 | } | |
3944 | ||
a0f07959 HM |
3945 | static s32 |
3946 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
3947 | struct cfg80211_beacon_data *info) | |
3948 | { | |
a0f07959 HM |
3949 | struct brcmf_if *ifp = netdev_priv(ndev); |
3950 | s32 err; | |
3951 | ||
3952 | brcmf_dbg(TRACE, "Enter\n"); | |
3953 | ||
a0f07959 HM |
3954 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
3955 | ||
3956 | return err; | |
3957 | } | |
3958 | ||
1a873342 HM |
3959 | static int |
3960 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3961 | u8 *mac) | |
3962 | { | |
a0f07959 | 3963 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 3964 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 3965 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3966 | s32 err; |
3967 | ||
3968 | if (!mac) | |
3969 | return -EFAULT; | |
3970 | ||
d96b801f | 3971 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 3972 | |
a0f07959 HM |
3973 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
3974 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 3975 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
3976 | return -EIO; |
3977 | ||
3978 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
3979 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 3980 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 3981 | &scbval, sizeof(scbval)); |
1a873342 | 3982 | if (err) |
57d6e91a | 3983 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 3984 | |
d96b801f | 3985 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
3986 | return err; |
3987 | } | |
3988 | ||
0de8aace HM |
3989 | |
3990 | static void | |
3991 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
3992 | struct wireless_dev *wdev, | |
3993 | u16 frame_type, bool reg) | |
3994 | { | |
7fa2e352 | 3995 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
3996 | u16 mgmt_type; |
3997 | ||
3998 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
3999 | ||
4000 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4001 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4002 | if (reg) |
4003 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4004 | else | |
318a64ce | 4005 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4006 | } |
4007 | ||
4008 | ||
4009 | static int | |
4010 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4011 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4012 | { |
4013 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4014 | struct ieee80211_channel *chan = params->chan; |
4015 | const u8 *buf = params->buf; | |
4016 | size_t len = params->len; | |
0de8aace HM |
4017 | const struct ieee80211_mgmt *mgmt; |
4018 | struct brcmf_cfg80211_vif *vif; | |
4019 | s32 err = 0; | |
4020 | s32 ie_offset; | |
4021 | s32 ie_len; | |
18e2f61d HM |
4022 | struct brcmf_fil_action_frame_le *action_frame; |
4023 | struct brcmf_fil_af_params_le *af_params; | |
4024 | bool ack; | |
4025 | s32 chan_nr; | |
c2ff8cad | 4026 | u32 freq; |
0de8aace HM |
4027 | |
4028 | brcmf_dbg(TRACE, "Enter\n"); | |
4029 | ||
4030 | *cookie = 0; | |
4031 | ||
4032 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4033 | ||
a0f07959 HM |
4034 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4035 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4036 | return -EPERM; | |
4037 | } | |
0de8aace | 4038 | |
c2ff8cad AQ |
4039 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4040 | ||
a0f07959 HM |
4041 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4042 | /* Right now the only reason to get a probe response */ | |
4043 | /* is for p2p listen response or for p2p GO from */ | |
4044 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4045 | /* on primary ndev, while dongle wants it on the p2p */ | |
4046 | /* vif. Since this is only reason for a probe */ | |
4047 | /* response to be sent, the vif is taken from cfg. */ | |
4048 | /* If ever desired to send proberesp for non p2p */ | |
4049 | /* response then data should be checked for */ | |
4050 | /* "DIRECT-". Note in future supplicant will take */ | |
4051 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4052 | /* is not needed anymore. */ | |
4053 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4054 | DOT11_BCN_PRB_FIXED_LEN; | |
4055 | ie_len = len - ie_offset; | |
a0f07959 | 4056 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4057 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4058 | err = brcmf_vif_set_mgmt_ie(vif, |
4059 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4060 | &buf[ie_offset], | |
4061 | ie_len); | |
4062 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4063 | GFP_KERNEL); | |
18e2f61d HM |
4064 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4065 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4066 | if (af_params == NULL) { | |
4067 | brcmf_err("unable to allocate frame\n"); | |
4068 | err = -ENOMEM; | |
4069 | goto exit; | |
4070 | } | |
4071 | action_frame = &af_params->action_frame; | |
4072 | /* Add the packet Id */ | |
4073 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4074 | /* Add BSSID */ | |
4075 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4076 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4077 | /* Add the length exepted for 802.11 header */ | |
4078 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4079 | /* Add the channel. Use the one specified as parameter if any or |
4080 | * the current one (got from the firmware) otherwise | |
4081 | */ | |
4082 | if (chan) | |
4083 | freq = chan->center_freq; | |
4084 | else | |
4085 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4086 | &freq); | |
4087 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4088 | af_params->channel = cpu_to_le32(chan_nr); |
4089 | ||
4090 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4091 | le16_to_cpu(action_frame->len)); | |
4092 | ||
4093 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4094 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4095 | |
7fa2e352 | 4096 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4097 | af_params); |
4098 | ||
4099 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4100 | GFP_KERNEL); | |
4101 | kfree(af_params); | |
a0f07959 HM |
4102 | } else { |
4103 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4104 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4105 | } |
a0f07959 | 4106 | |
18e2f61d | 4107 | exit: |
0de8aace HM |
4108 | return err; |
4109 | } | |
4110 | ||
4111 | ||
4112 | static int | |
4113 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4114 | struct wireless_dev *wdev, | |
4115 | u64 cookie) | |
4116 | { | |
4117 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4118 | struct brcmf_cfg80211_vif *vif; | |
4119 | int err = 0; | |
4120 | ||
4121 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4122 | ||
4123 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4124 | if (vif == NULL) { | |
4125 | brcmf_err("No p2p device available for probe response\n"); | |
4126 | err = -ENODEV; | |
4127 | goto exit; | |
4128 | } | |
4129 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4130 | exit: | |
4131 | return err; | |
4132 | } | |
4133 | ||
61730d4d PH |
4134 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4135 | struct wireless_dev *wdev, | |
4136 | enum nl80211_crit_proto_id proto, | |
4137 | u16 duration) | |
4138 | { | |
4139 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4140 | struct brcmf_cfg80211_vif *vif; | |
4141 | ||
4142 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4143 | ||
4144 | /* only DHCP support for now */ | |
4145 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4146 | return -EINVAL; | |
4147 | ||
4148 | /* suppress and abort scanning */ | |
4149 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4150 | brcmf_abort_scanning(cfg); | |
4151 | ||
4152 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4153 | } | |
4154 | ||
4155 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4156 | struct wireless_dev *wdev) | |
4157 | { | |
4158 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4159 | struct brcmf_cfg80211_vif *vif; | |
4160 | ||
4161 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4162 | ||
4163 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4164 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4165 | } | |
4166 | ||
89c2f382 AS |
4167 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4168 | { | |
4169 | int ret; | |
4170 | ||
4171 | switch (oper) { | |
4172 | case NL80211_TDLS_DISCOVERY_REQ: | |
4173 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4174 | break; | |
4175 | case NL80211_TDLS_SETUP: | |
4176 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4177 | break; | |
4178 | case NL80211_TDLS_TEARDOWN: | |
4179 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4180 | break; | |
4181 | default: | |
4182 | brcmf_err("unsupported operation: %d\n", oper); | |
4183 | ret = -EOPNOTSUPP; | |
4184 | } | |
4185 | return ret; | |
4186 | } | |
4187 | ||
4188 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
4189 | struct net_device *ndev, u8 *peer, | |
4190 | enum nl80211_tdls_operation oper) | |
4191 | { | |
4192 | struct brcmf_if *ifp; | |
4193 | struct brcmf_tdls_iovar_le info; | |
4194 | int ret = 0; | |
4195 | ||
4196 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4197 | if (ret < 0) | |
4198 | return ret; | |
4199 | ||
4200 | ifp = netdev_priv(ndev); | |
4201 | memset(&info, 0, sizeof(info)); | |
4202 | info.mode = (u8)ret; | |
4203 | if (peer) | |
4204 | memcpy(info.ea, peer, ETH_ALEN); | |
4205 | ||
4206 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4207 | &info, sizeof(info)); | |
4208 | if (ret < 0) | |
4209 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4210 | ||
4211 | return ret; | |
4212 | } | |
4213 | ||
5b435de0 | 4214 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4215 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4216 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4217 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4218 | .scan = brcmf_cfg80211_scan, | |
4219 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4220 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4221 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4222 | .get_station = brcmf_cfg80211_get_station, | |
4223 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4224 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4225 | .add_key = brcmf_cfg80211_add_key, | |
4226 | .del_key = brcmf_cfg80211_del_key, | |
4227 | .get_key = brcmf_cfg80211_get_key, | |
4228 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4229 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4230 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4231 | .connect = brcmf_cfg80211_connect, |
4232 | .disconnect = brcmf_cfg80211_disconnect, | |
4233 | .suspend = brcmf_cfg80211_suspend, | |
4234 | .resume = brcmf_cfg80211_resume, | |
4235 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4236 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4237 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4238 | .start_ap = brcmf_cfg80211_start_ap, |
4239 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4240 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4241 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4242 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4243 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4244 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4245 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4246 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4247 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4248 | .start_p2p_device = brcmf_p2p_start_device, |
4249 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4250 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4251 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4252 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
e3335476 | 4253 | CFG80211_TESTMODE_CMD(brcmf_cfg80211_testmode) |
5b435de0 AS |
4254 | }; |
4255 | ||
9f440b7b | 4256 | static s32 brcmf_nl80211_iftype_to_mode(enum nl80211_iftype type) |
5b435de0 | 4257 | { |
9f440b7b AS |
4258 | switch (type) { |
4259 | case NL80211_IFTYPE_AP_VLAN: | |
4260 | case NL80211_IFTYPE_WDS: | |
4261 | case NL80211_IFTYPE_MONITOR: | |
4262 | case NL80211_IFTYPE_MESH_POINT: | |
4263 | return -ENOTSUPP; | |
4264 | case NL80211_IFTYPE_ADHOC: | |
4265 | return WL_MODE_IBSS; | |
4266 | case NL80211_IFTYPE_STATION: | |
4267 | case NL80211_IFTYPE_P2P_CLIENT: | |
4268 | return WL_MODE_BSS; | |
4269 | case NL80211_IFTYPE_AP: | |
4270 | case NL80211_IFTYPE_P2P_GO: | |
4271 | return WL_MODE_AP; | |
4272 | case NL80211_IFTYPE_P2P_DEVICE: | |
4273 | return WL_MODE_P2P; | |
4274 | case NL80211_IFTYPE_UNSPECIFIED: | |
5b435de0 | 4275 | default: |
9f440b7b | 4276 | break; |
5b435de0 AS |
4277 | } |
4278 | ||
9f440b7b | 4279 | return -EINVAL; |
5b435de0 AS |
4280 | } |
4281 | ||
e5806072 AS |
4282 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4283 | { | |
e5806072 AS |
4284 | /* scheduled scan settings */ |
4285 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4286 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4287 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4288 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
4289 | } |
4290 | ||
9f440b7b AS |
4291 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
4292 | { | |
dded3d53 | 4293 | .max = 2, |
9f440b7b AS |
4294 | .types = BIT(NL80211_IFTYPE_STATION) | |
4295 | BIT(NL80211_IFTYPE_ADHOC) | | |
4296 | BIT(NL80211_IFTYPE_AP) | |
4297 | }, | |
4298 | { | |
4299 | .max = 1, | |
4300 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4301 | BIT(NL80211_IFTYPE_P2P_GO) | |
4302 | }, | |
9af221b3 AS |
4303 | { |
4304 | .max = 1, | |
4305 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
4306 | } | |
9f440b7b AS |
4307 | }; |
4308 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
4309 | { | |
dded3d53 | 4310 | .max_interfaces = BRCMF_IFACE_MAX_CNT, |
1c9d30cf | 4311 | .num_different_channels = 2, |
9f440b7b AS |
4312 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), |
4313 | .limits = brcmf_iface_limits | |
4314 | } | |
4315 | }; | |
4316 | ||
0de8aace HM |
4317 | static const struct ieee80211_txrx_stypes |
4318 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
4319 | [NL80211_IFTYPE_STATION] = { | |
4320 | .tx = 0xffff, | |
4321 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4322 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4323 | }, | |
4324 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
4325 | .tx = 0xffff, | |
4326 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4327 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4328 | }, | |
4329 | [NL80211_IFTYPE_P2P_GO] = { | |
4330 | .tx = 0xffff, | |
4331 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
4332 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
4333 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
4334 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
4335 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
4336 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
4337 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
bffc61c9 AS |
4338 | }, |
4339 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
4340 | .tx = 0xffff, | |
4341 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4342 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
0de8aace HM |
4343 | } |
4344 | }; | |
4345 | ||
3eacf866 | 4346 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4347 | { |
3eacf866 | 4348 | struct wiphy *wiphy; |
5b435de0 AS |
4349 | s32 err = 0; |
4350 | ||
3eacf866 AS |
4351 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4352 | if (!wiphy) { | |
57d6e91a | 4353 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4354 | return ERR_PTR(-ENOMEM); |
4355 | } | |
4356 | set_wiphy_dev(wiphy, phydev); | |
4357 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4358 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4359 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4360 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4361 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4362 | BIT(NL80211_IFTYPE_AP) | |
4363 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
9af221b3 AS |
4364 | BIT(NL80211_IFTYPE_P2P_GO) | |
4365 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
9f440b7b AS |
4366 | wiphy->iface_combinations = brcmf_iface_combos; |
4367 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 | 4368 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
3eacf866 AS |
4369 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4370 | wiphy->cipher_suites = __wl_cipher_suites; | |
4371 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace | 4372 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6eda4e2c | 4373 | WIPHY_FLAG_OFFCHAN_TX | |
89c2f382 AS |
4374 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
4375 | WIPHY_FLAG_SUPPORTS_TDLS; | |
0de8aace HM |
4376 | wiphy->mgmt_stypes = brcmf_txrx_stypes; |
4377 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 | 4378 | brcmf_wiphy_pno_params(wiphy); |
d48200ba | 4379 | brcmf_dbg(INFO, "Registering custom regulatory\n"); |
a2f73b6c | 4380 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
d48200ba | 4381 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); |
3eacf866 | 4382 | err = wiphy_register(wiphy); |
5b435de0 | 4383 | if (err < 0) { |
57d6e91a | 4384 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4385 | wiphy_free(wiphy); |
4386 | return ERR_PTR(err); | |
5b435de0 | 4387 | } |
3eacf866 AS |
4388 | return wiphy; |
4389 | } | |
4390 | ||
3eacf866 | 4391 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4392 | enum nl80211_iftype type, |
4393 | bool pm_block) | |
3eacf866 AS |
4394 | { |
4395 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4396 | |
33a6b157 | 4397 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4398 | sizeof(*vif)); |
3eacf866 AS |
4399 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4400 | if (!vif) | |
4401 | return ERR_PTR(-ENOMEM); | |
4402 | ||
4403 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4404 | vif->wdev.iftype = type; |
5b435de0 | 4405 | |
9f440b7b | 4406 | vif->mode = brcmf_nl80211_iftype_to_mode(type); |
3eacf866 AS |
4407 | vif->pm_block = pm_block; |
4408 | vif->roam_off = -1; | |
4409 | ||
6ac4f4ed AS |
4410 | brcmf_init_prof(&vif->profile); |
4411 | ||
3eacf866 | 4412 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4413 | return vif; |
5b435de0 AS |
4414 | } |
4415 | ||
427dec5f | 4416 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4417 | { |
3eacf866 | 4418 | list_del(&vif->list); |
3eacf866 | 4419 | kfree(vif); |
5b435de0 AS |
4420 | } |
4421 | ||
9df4d542 AS |
4422 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4423 | { | |
4424 | struct brcmf_cfg80211_vif *vif; | |
4425 | struct brcmf_if *ifp; | |
4426 | ||
4427 | ifp = netdev_priv(ndev); | |
4428 | vif = ifp->vif; | |
4429 | ||
4430 | brcmf_free_vif(vif); | |
4431 | free_netdev(ndev); | |
4432 | } | |
4433 | ||
903e0eee | 4434 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4435 | { |
5c36b99a AS |
4436 | u32 event = e->event_code; |
4437 | u32 status = e->status; | |
5b435de0 AS |
4438 | |
4439 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4440 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4441 | return true; |
4442 | } | |
4443 | ||
4444 | return false; | |
4445 | } | |
4446 | ||
903e0eee | 4447 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4448 | { |
5c36b99a AS |
4449 | u32 event = e->event_code; |
4450 | u16 flags = e->flags; | |
5b435de0 | 4451 | |
68ca395f HM |
4452 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4453 | (event == BRCMF_E_DISASSOC_IND) || | |
4454 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4455 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4456 | return true; |
4457 | } | |
4458 | return false; | |
4459 | } | |
4460 | ||
27a68fe3 | 4461 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4462 | const struct brcmf_event_msg *e) |
4463 | { | |
5c36b99a AS |
4464 | u32 event = e->event_code; |
4465 | u32 status = e->status; | |
5b435de0 AS |
4466 | |
4467 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4468 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4469 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4470 | return true; |
4471 | } | |
4472 | ||
4473 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4474 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4475 | return true; |
4476 | } | |
4477 | ||
4478 | return false; | |
4479 | } | |
4480 | ||
27a68fe3 | 4481 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4482 | { |
27a68fe3 | 4483 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4484 | |
4485 | kfree(conn_info->req_ie); | |
4486 | conn_info->req_ie = NULL; | |
4487 | conn_info->req_ie_len = 0; | |
4488 | kfree(conn_info->resp_ie); | |
4489 | conn_info->resp_ie = NULL; | |
4490 | conn_info->resp_ie_len = 0; | |
4491 | } | |
4492 | ||
89286dc9 HM |
4493 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4494 | struct brcmf_if *ifp) | |
5b435de0 | 4495 | { |
c4e382d2 | 4496 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4497 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4498 | u32 req_len; |
4499 | u32 resp_len; | |
4500 | s32 err = 0; | |
4501 | ||
27a68fe3 | 4502 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4503 | |
ac24be6f AS |
4504 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4505 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4506 | if (err) { |
57d6e91a | 4507 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4508 | return err; |
4509 | } | |
c4e382d2 | 4510 | assoc_info = |
27a68fe3 | 4511 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4512 | req_len = le32_to_cpu(assoc_info->req_len); |
4513 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4514 | if (req_len) { |
ac24be6f | 4515 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4516 | cfg->extra_buf, |
4517 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4518 | if (err) { |
57d6e91a | 4519 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4520 | return err; |
4521 | } | |
4522 | conn_info->req_ie_len = req_len; | |
4523 | conn_info->req_ie = | |
27a68fe3 | 4524 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4525 | GFP_KERNEL); |
4526 | } else { | |
4527 | conn_info->req_ie_len = 0; | |
4528 | conn_info->req_ie = NULL; | |
4529 | } | |
4530 | if (resp_len) { | |
ac24be6f | 4531 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4532 | cfg->extra_buf, |
4533 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4534 | if (err) { |
57d6e91a | 4535 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4536 | return err; |
4537 | } | |
4538 | conn_info->resp_ie_len = resp_len; | |
4539 | conn_info->resp_ie = | |
27a68fe3 | 4540 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4541 | GFP_KERNEL); |
4542 | } else { | |
4543 | conn_info->resp_ie_len = 0; | |
4544 | conn_info->resp_ie = NULL; | |
4545 | } | |
16886735 AS |
4546 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4547 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4548 | |
4549 | return err; | |
4550 | } | |
4551 | ||
4552 | static s32 | |
27a68fe3 | 4553 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4554 | struct net_device *ndev, |
4555 | const struct brcmf_event_msg *e) | |
4556 | { | |
c1179033 AS |
4557 | struct brcmf_if *ifp = netdev_priv(ndev); |
4558 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4559 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4560 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4561 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4562 | struct ieee80211_supported_band *band; |
a180b83b | 4563 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4564 | struct brcmu_chan ch; |
5b435de0 AS |
4565 | u32 freq; |
4566 | s32 err = 0; | |
a180b83b | 4567 | u8 *buf; |
5b435de0 | 4568 | |
d96b801f | 4569 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4570 | |
89286dc9 | 4571 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4572 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4573 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4574 | |
a180b83b FL |
4575 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4576 | if (buf == NULL) { | |
4577 | err = -ENOMEM; | |
4578 | goto done; | |
4579 | } | |
4580 | ||
4581 | /* data sent to dongle has to be little endian */ | |
4582 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4583 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4584 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4585 | |
4586 | if (err) | |
4587 | goto done; | |
5b435de0 | 4588 | |
a180b83b | 4589 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4590 | ch.chspec = le16_to_cpu(bi->chanspec); |
4591 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4592 | |
83cf17aa | 4593 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4594 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4595 | else | |
4596 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4597 | ||
83cf17aa | 4598 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4599 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4600 | ||
a180b83b FL |
4601 | done: |
4602 | kfree(buf); | |
06bb123e | 4603 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4604 | conn_info->req_ie, conn_info->req_ie_len, |
4605 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4606 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4607 | |
c1179033 | 4608 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4609 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4610 | return err; |
4611 | } | |
4612 | ||
4613 | static s32 | |
27a68fe3 | 4614 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4615 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4616 | bool completed) | |
4617 | { | |
c1179033 AS |
4618 | struct brcmf_if *ifp = netdev_priv(ndev); |
4619 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4620 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4621 | s32 err = 0; |
4622 | ||
d96b801f | 4623 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4624 | |
c1179033 AS |
4625 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4626 | &ifp->vif->sme_state)) { | |
5b435de0 | 4627 | if (completed) { |
89286dc9 | 4628 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4629 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4630 | brcmf_update_bss_info(cfg, ifp); |
4631 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4632 | &ifp->vif->sme_state); | |
5b435de0 AS |
4633 | } |
4634 | cfg80211_connect_result(ndev, | |
06bb123e | 4635 | (u8 *)profile->bssid, |
5b435de0 AS |
4636 | conn_info->req_ie, |
4637 | conn_info->req_ie_len, | |
4638 | conn_info->resp_ie, | |
4639 | conn_info->resp_ie_len, | |
4640 | completed ? WLAN_STATUS_SUCCESS : | |
4641 | WLAN_STATUS_AUTH_TIMEOUT, | |
4642 | GFP_KERNEL); | |
16886735 AS |
4643 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4644 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4645 | } |
d96b801f | 4646 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4647 | return err; |
4648 | } | |
4649 | ||
4650 | static s32 | |
27a68fe3 | 4651 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4652 | struct net_device *ndev, |
4653 | const struct brcmf_event_msg *e, void *data) | |
4654 | { | |
7ee29602 | 4655 | static int generation; |
5c36b99a AS |
4656 | u32 event = e->event_code; |
4657 | u32 reason = e->reason; | |
1a873342 HM |
4658 | struct station_info sinfo; |
4659 | ||
16886735 | 4660 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4661 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4662 | ndev != cfg_to_ndev(cfg)) { | |
4663 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4664 | complete(&cfg->vif_disabled); | |
4665 | return 0; | |
4666 | } | |
1a873342 | 4667 | |
1a873342 | 4668 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4669 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4670 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4671 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4672 | if (!data) { | |
57d6e91a | 4673 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4674 | return -EINVAL; |
4675 | } | |
4676 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4677 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4678 | generation++; |
4679 | sinfo.generation = generation; | |
7ee29602 | 4680 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4681 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4682 | (event == BRCMF_E_DEAUTH_IND) || | |
4683 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4684 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4685 | } |
7ee29602 | 4686 | return 0; |
1a873342 HM |
4687 | } |
4688 | ||
5b435de0 | 4689 | static s32 |
1993732e | 4690 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4691 | const struct brcmf_event_msg *e, void *data) |
4692 | { | |
1993732e AS |
4693 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4694 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4695 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4696 | struct ieee80211_channel *chan; |
5b435de0 | 4697 | s32 err = 0; |
68ca395f | 4698 | u16 reason; |
5b435de0 | 4699 | |
128ce3b6 | 4700 | if (ifp->vif->mode == WL_MODE_AP) { |
27a68fe3 | 4701 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4702 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4703 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4704 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4705 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4706 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4707 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4708 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4709 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4710 | &ifp->vif->sme_state); | |
4711 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4712 | &ifp->vif->sme_state); | |
5b435de0 | 4713 | } else |
27a68fe3 | 4714 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4715 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4716 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4717 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4718 | brcmf_bss_connect_done(cfg, ndev, e, false); |
c1179033 | 4719 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, |
68ca395f HM |
4720 | &ifp->vif->sme_state)) { |
4721 | reason = 0; | |
4722 | if (((e->event_code == BRCMF_E_DEAUTH_IND) || | |
4723 | (e->event_code == BRCMF_E_DISASSOC_IND)) && | |
4724 | (e->reason != WLAN_REASON_UNSPECIFIED)) | |
4725 | reason = e->reason; | |
4726 | cfg80211_disconnected(ndev, reason, NULL, 0, | |
c1179033 | 4727 | GFP_KERNEL); |
68ca395f | 4728 | } |
5b435de0 | 4729 | } |
903e0eee | 4730 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4731 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4732 | if (ndev != cfg_to_ndev(cfg)) |
4733 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4734 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4735 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4736 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4737 | &ifp->vif->sme_state); | |
5b435de0 | 4738 | else |
27a68fe3 | 4739 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4740 | } |
4741 | ||
4742 | return err; | |
4743 | } | |
4744 | ||
4745 | static s32 | |
1993732e | 4746 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4747 | const struct brcmf_event_msg *e, void *data) |
4748 | { | |
1993732e | 4749 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5b435de0 | 4750 | s32 err = 0; |
5c36b99a AS |
4751 | u32 event = e->event_code; |
4752 | u32 status = e->status; | |
5b435de0 AS |
4753 | |
4754 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4755 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4756 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4757 | else |
1993732e | 4758 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4759 | } |
4760 | ||
4761 | return err; | |
4762 | } | |
4763 | ||
4764 | static s32 | |
1993732e | 4765 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4766 | const struct brcmf_event_msg *e, void *data) |
4767 | { | |
5c36b99a | 4768 | u16 flags = e->flags; |
5b435de0 AS |
4769 | enum nl80211_key_type key_type; |
4770 | ||
4771 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4772 | key_type = NL80211_KEYTYPE_GROUP; | |
4773 | else | |
4774 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4775 | ||
1993732e | 4776 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4777 | NULL, GFP_KERNEL); |
4778 | ||
4779 | return 0; | |
4780 | } | |
4781 | ||
d3c0b633 AS |
4782 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4783 | const struct brcmf_event_msg *e, void *data) | |
4784 | { | |
4785 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4786 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4787 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4788 | struct brcmf_cfg80211_vif *vif; | |
4789 | ||
4790 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4791 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4792 | ifevent->bssidx); | |
4793 | ||
d3c0b633 AS |
4794 | mutex_lock(&event->vif_event_lock); |
4795 | event->action = ifevent->action; | |
4796 | vif = event->vif; | |
4797 | ||
4798 | switch (ifevent->action) { | |
4799 | case BRCMF_E_IF_ADD: | |
4800 | /* waiting process may have timed out */ | |
dc4a787c WY |
4801 | if (!cfg->vif_event.vif) { |
4802 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4803 | return -EBADF; |
dc4a787c | 4804 | } |
d3c0b633 AS |
4805 | |
4806 | ifp->vif = vif; | |
4807 | vif->ifp = ifp; | |
01b8e7db AS |
4808 | if (ifp->ndev) { |
4809 | vif->wdev.netdev = ifp->ndev; | |
4810 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4811 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4812 | } | |
d3c0b633 AS |
4813 | mutex_unlock(&event->vif_event_lock); |
4814 | wake_up(&event->vif_wq); | |
4b3a89de | 4815 | return 0; |
d3c0b633 AS |
4816 | |
4817 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4818 | mutex_unlock(&event->vif_event_lock); |
4819 | /* event may not be upon user request */ | |
4820 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4821 | wake_up(&event->vif_wq); | |
4822 | return 0; | |
4823 | ||
7a5c1f64 HM |
4824 | case BRCMF_E_IF_CHANGE: |
4825 | mutex_unlock(&event->vif_event_lock); | |
4826 | wake_up(&event->vif_wq); | |
4827 | return 0; | |
4828 | ||
d3c0b633 AS |
4829 | default: |
4830 | mutex_unlock(&event->vif_event_lock); | |
4831 | break; | |
4832 | } | |
4833 | return -EINVAL; | |
4834 | } | |
4835 | ||
5b435de0 AS |
4836 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4837 | { | |
5b435de0 AS |
4838 | conf->frag_threshold = (u32)-1; |
4839 | conf->rts_threshold = (u32)-1; | |
4840 | conf->retry_short = (u32)-1; | |
4841 | conf->retry_long = (u32)-1; | |
4842 | conf->tx_power = -1; | |
4843 | } | |
4844 | ||
5c36b99a | 4845 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4846 | { |
5c36b99a AS |
4847 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4848 | brcmf_notify_connect_status); | |
4849 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4850 | brcmf_notify_connect_status); | |
4851 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4852 | brcmf_notify_connect_status); | |
4853 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4854 | brcmf_notify_connect_status); | |
4855 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4856 | brcmf_notify_connect_status); | |
4857 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4858 | brcmf_notify_connect_status); | |
4859 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4860 | brcmf_notify_roaming_status); | |
4861 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4862 | brcmf_notify_mic_status); | |
4863 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4864 | brcmf_notify_connect_status); | |
4865 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4866 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4867 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4868 | brcmf_notify_vif_event); | |
0de8aace | 4869 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4870 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4871 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4872 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4873 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4874 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4875 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4876 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4877 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4878 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4879 | } |
4880 | ||
27a68fe3 AS |
4881 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4882 | { | |
27a68fe3 AS |
4883 | kfree(cfg->conf); |
4884 | cfg->conf = NULL; | |
27a68fe3 AS |
4885 | kfree(cfg->escan_ioctl_buf); |
4886 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4887 | kfree(cfg->extra_buf); |
4888 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4889 | kfree(cfg->pmk_list); |
4890 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4891 | } |
4892 | ||
4893 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4894 | { | |
27a68fe3 AS |
4895 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4896 | if (!cfg->conf) | |
5b435de0 | 4897 | goto init_priv_mem_out; |
27a68fe3 AS |
4898 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4899 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4900 | goto init_priv_mem_out; |
27a68fe3 AS |
4901 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4902 | if (!cfg->extra_buf) | |
5b435de0 | 4903 | goto init_priv_mem_out; |
27a68fe3 AS |
4904 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4905 | if (!cfg->pmk_list) | |
5b435de0 AS |
4906 | goto init_priv_mem_out; |
4907 | ||
4908 | return 0; | |
4909 | ||
4910 | init_priv_mem_out: | |
27a68fe3 | 4911 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4912 | |
4913 | return -ENOMEM; | |
4914 | } | |
4915 | ||
27a68fe3 | 4916 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4917 | { |
4918 | s32 err = 0; | |
4919 | ||
27a68fe3 AS |
4920 | cfg->scan_request = NULL; |
4921 | cfg->pwr_save = true; | |
68ca395f HM |
4922 | cfg->active_scan = true; /* we do active scan per default */ |
4923 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 4924 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4925 | if (err) |
4926 | return err; | |
5c36b99a | 4927 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4928 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4929 | brcmf_init_escan(cfg); |
4930 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4931 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4932 | return err; |
4933 | } | |
4934 | ||
27a68fe3 | 4935 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4936 | { |
27a68fe3 | 4937 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4938 | brcmf_abort_scanning(cfg); |
4939 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4940 | } |
4941 | ||
d3c0b633 AS |
4942 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4943 | { | |
4944 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4945 | mutex_init(&event->vif_event_lock); |
4946 | } | |
4947 | ||
d9cb2596 AS |
4948 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4949 | struct device *busdev) | |
5b435de0 | 4950 | { |
1ed9baf0 | 4951 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4952 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4953 | struct wiphy *wiphy; |
4954 | struct brcmf_cfg80211_vif *vif; | |
4955 | struct brcmf_if *ifp; | |
5b435de0 | 4956 | s32 err = 0; |
83cf17aa | 4957 | s32 io_type; |
5b435de0 AS |
4958 | |
4959 | if (!ndev) { | |
57d6e91a | 4960 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
4961 | return NULL; |
4962 | } | |
5b435de0 | 4963 | |
3eacf866 AS |
4964 | ifp = netdev_priv(ndev); |
4965 | wiphy = brcmf_setup_wiphy(busdev); | |
4966 | if (IS_ERR(wiphy)) | |
5b435de0 | 4967 | return NULL; |
5b435de0 | 4968 | |
3eacf866 AS |
4969 | cfg = wiphy_priv(wiphy); |
4970 | cfg->wiphy = wiphy; | |
27a68fe3 | 4971 | cfg->pub = drvr; |
d3c0b633 | 4972 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
4973 | INIT_LIST_HEAD(&cfg->vif_list); |
4974 | ||
d3c0b633 | 4975 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
4976 | if (IS_ERR(vif)) { |
4977 | wiphy_free(wiphy); | |
4978 | return NULL; | |
4979 | } | |
4980 | ||
d3c0b633 AS |
4981 | vif->ifp = ifp; |
4982 | vif->wdev.netdev = ndev; | |
4983 | ndev->ieee80211_ptr = &vif->wdev; | |
4984 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
4985 | ||
27a68fe3 | 4986 | err = wl_init_priv(cfg); |
5b435de0 | 4987 | if (err) { |
57d6e91a | 4988 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
4989 | goto cfg80211_attach_out; |
4990 | } | |
3eacf866 | 4991 | ifp->vif = vif; |
2fde59d9 HM |
4992 | |
4993 | err = brcmf_p2p_attach(cfg); | |
4994 | if (err) { | |
4995 | brcmf_err("P2P initilisation failed (%d)\n", err); | |
4996 | goto cfg80211_p2p_attach_out; | |
4997 | } | |
61730d4d PH |
4998 | err = brcmf_btcoex_attach(cfg); |
4999 | if (err) { | |
5000 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
5001 | brcmf_p2p_detach(&cfg->p2p); | |
5002 | goto cfg80211_p2p_attach_out; | |
5003 | } | |
2fde59d9 | 5004 | |
89c2f382 AS |
5005 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
5006 | if (err) { | |
5007 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
5008 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
5009 | } | |
5010 | ||
83cf17aa FL |
5011 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, |
5012 | &io_type); | |
5013 | if (err) { | |
5014 | brcmf_err("Failed to get D11 version (%d)\n", err); | |
5015 | goto cfg80211_p2p_attach_out; | |
5016 | } | |
5017 | cfg->d11inf.io_type = (u8)io_type; | |
5018 | brcmu_d11_attach(&cfg->d11inf); | |
5019 | ||
27a68fe3 | 5020 | return cfg; |
5b435de0 | 5021 | |
2fde59d9 HM |
5022 | cfg80211_p2p_attach_out: |
5023 | wl_deinit_priv(cfg); | |
5024 | ||
5b435de0 | 5025 | cfg80211_attach_out: |
427dec5f | 5026 | brcmf_free_vif(vif); |
5b435de0 AS |
5027 | return NULL; |
5028 | } | |
5029 | ||
27a68fe3 | 5030 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5031 | { |
e1479951 AS |
5032 | if (!cfg) |
5033 | return; | |
5034 | ||
427dec5f AS |
5035 | WARN_ON(!list_empty(&cfg->vif_list)); |
5036 | wiphy_unregister(cfg->wiphy); | |
61730d4d | 5037 | brcmf_btcoex_detach(cfg); |
427dec5f AS |
5038 | wl_deinit_priv(cfg); |
5039 | wiphy_free(cfg->wiphy); | |
5b435de0 AS |
5040 | } |
5041 | ||
5b435de0 | 5042 | static s32 |
68ca395f | 5043 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5044 | { |
5b435de0 | 5045 | s32 err = 0; |
f588bc0c AS |
5046 | __le32 roamtrigger[2]; |
5047 | __le32 roam_delta[2]; | |
5b435de0 AS |
5048 | |
5049 | /* | |
5050 | * Setup timeout if Beacons are lost and roam is | |
5051 | * off to report link down | |
5052 | */ | |
68ca395f | 5053 | if (brcmf_roamoff) { |
ac24be6f | 5054 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5055 | if (err) { |
57d6e91a | 5056 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5057 | goto dongle_rom_out; |
5058 | } | |
5059 | } | |
5060 | ||
5061 | /* | |
5062 | * Enable/Disable built-in roaming to allow supplicant | |
5063 | * to take care of roaming | |
5064 | */ | |
68ca395f HM |
5065 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5066 | brcmf_roamoff ? "Off" : "On"); | |
5067 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5068 | if (err) { |
57d6e91a | 5069 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5070 | goto dongle_rom_out; |
5071 | } | |
5072 | ||
f588bc0c AS |
5073 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5074 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5075 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5076 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5077 | if (err) { |
57d6e91a | 5078 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5079 | goto dongle_rom_out; |
5080 | } | |
5081 | ||
f588bc0c AS |
5082 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5083 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5084 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5085 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5086 | if (err) { |
57d6e91a | 5087 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5088 | goto dongle_rom_out; |
5089 | } | |
5090 | ||
5091 | dongle_rom_out: | |
5092 | return err; | |
5093 | } | |
5094 | ||
5095 | static s32 | |
40a23296 | 5096 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5097 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5098 | { |
5099 | s32 err = 0; | |
5100 | ||
ac24be6f | 5101 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5102 | scan_assoc_time); |
5b435de0 AS |
5103 | if (err) { |
5104 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5105 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5106 | else |
57d6e91a | 5107 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5108 | goto dongle_scantime_out; |
5109 | } | |
ac24be6f | 5110 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5111 | scan_unassoc_time); |
5b435de0 AS |
5112 | if (err) { |
5113 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5114 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5115 | else |
57d6e91a | 5116 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5117 | goto dongle_scantime_out; |
5118 | } | |
5119 | ||
ac24be6f | 5120 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5121 | scan_passive_time); |
5b435de0 AS |
5122 | if (err) { |
5123 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5124 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5125 | else |
57d6e91a | 5126 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5127 | goto dongle_scantime_out; |
5128 | } | |
5129 | ||
5130 | dongle_scantime_out: | |
5131 | return err; | |
5132 | } | |
5133 | ||
d48200ba | 5134 | |
2375d970 AS |
5135 | static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg, |
5136 | u32 bw_cap[]) | |
d48200ba HM |
5137 | { |
5138 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5139 | struct ieee80211_channel *band_chan_arr; | |
5140 | struct brcmf_chanspec_list *list; | |
83cf17aa | 5141 | struct brcmu_chan ch; |
d48200ba HM |
5142 | s32 err; |
5143 | u8 *pbuf; | |
5144 | u32 i, j; | |
5145 | u32 total; | |
d48200ba HM |
5146 | enum ieee80211_band band; |
5147 | u32 channel; | |
5148 | u32 *n_cnt; | |
d48200ba HM |
5149 | u32 index; |
5150 | u32 ht40_flag; | |
5151 | bool update; | |
5152 | u32 array_size; | |
5153 | ||
5154 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5155 | ||
5156 | if (pbuf == NULL) | |
5157 | return -ENOMEM; | |
5158 | ||
5159 | list = (struct brcmf_chanspec_list *)pbuf; | |
5160 | ||
5161 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5162 | BRCMF_DCMD_MEDLEN); | |
5163 | if (err) { | |
5164 | brcmf_err("get chanspecs error (%d)\n", err); | |
5165 | goto exit; | |
5166 | } | |
5167 | ||
5168 | __wl_band_2ghz.n_channels = 0; | |
5169 | __wl_band_5ghz_a.n_channels = 0; | |
5170 | ||
5171 | total = le32_to_cpu(list->count); | |
5172 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5173 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5174 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5175 | |
83cf17aa | 5176 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
d48200ba HM |
5177 | band_chan_arr = __wl_2ghz_channels; |
5178 | array_size = ARRAY_SIZE(__wl_2ghz_channels); | |
5179 | n_cnt = &__wl_band_2ghz.n_channels; | |
5180 | band = IEEE80211_BAND_2GHZ; | |
83cf17aa | 5181 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
d48200ba HM |
5182 | band_chan_arr = __wl_5ghz_a_channels; |
5183 | array_size = ARRAY_SIZE(__wl_5ghz_a_channels); | |
5184 | n_cnt = &__wl_band_5ghz_a.n_channels; | |
5185 | band = IEEE80211_BAND_5GHZ; | |
d48200ba | 5186 | } else { |
2375d970 | 5187 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5188 | continue; |
5189 | } | |
2375d970 AS |
5190 | if (!(bw_cap[band] & WLC_BW_40MHZ_BIT) && |
5191 | ch.bw == BRCMU_CHAN_BW_40) | |
d48200ba HM |
5192 | continue; |
5193 | update = false; | |
5194 | for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { | |
83cf17aa | 5195 | if (band_chan_arr[j].hw_value == ch.chnum) { |
d48200ba HM |
5196 | update = true; |
5197 | break; | |
5198 | } | |
5199 | } | |
5200 | if (update) | |
5201 | index = j; | |
5202 | else | |
5203 | index = *n_cnt; | |
5204 | if (index < array_size) { | |
5205 | band_chan_arr[index].center_freq = | |
83cf17aa FL |
5206 | ieee80211_channel_to_frequency(ch.chnum, band); |
5207 | band_chan_arr[index].hw_value = ch.chnum; | |
d48200ba | 5208 | |
2375d970 | 5209 | if (ch.bw == BRCMU_CHAN_BW_40) { |
d48200ba HM |
5210 | /* assuming the order is HT20, HT40 Upper, |
5211 | * HT40 lower from chanspecs | |
5212 | */ | |
5213 | ht40_flag = band_chan_arr[index].flags & | |
5214 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa | 5215 | if (ch.sb == BRCMU_CHAN_SB_U) { |
d48200ba HM |
5216 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
5217 | band_chan_arr[index].flags &= | |
5218 | ~IEEE80211_CHAN_NO_HT40; | |
5219 | band_chan_arr[index].flags |= | |
5220 | IEEE80211_CHAN_NO_HT40PLUS; | |
5221 | } else { | |
5222 | /* It should be one of | |
5223 | * IEEE80211_CHAN_NO_HT40 or | |
5224 | * IEEE80211_CHAN_NO_HT40PLUS | |
5225 | */ | |
5226 | band_chan_arr[index].flags &= | |
5227 | ~IEEE80211_CHAN_NO_HT40; | |
5228 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5229 | band_chan_arr[index].flags |= | |
5230 | IEEE80211_CHAN_NO_HT40MINUS; | |
5231 | } | |
5232 | } else { | |
5233 | band_chan_arr[index].flags = | |
5234 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa FL |
5235 | ch.bw = BRCMU_CHAN_BW_20; |
5236 | cfg->d11inf.encchspec(&ch); | |
5237 | channel = ch.chspec; | |
d48200ba HM |
5238 | err = brcmf_fil_bsscfg_int_get(ifp, |
5239 | "per_chan_info", | |
5240 | &channel); | |
5241 | if (!err) { | |
5242 | if (channel & WL_CHAN_RADAR) | |
5243 | band_chan_arr[index].flags |= | |
5244 | (IEEE80211_CHAN_RADAR | | |
8fe02e16 | 5245 | IEEE80211_CHAN_NO_IR); |
d48200ba HM |
5246 | if (channel & WL_CHAN_PASSIVE) |
5247 | band_chan_arr[index].flags |= | |
8fe02e16 | 5248 | IEEE80211_CHAN_NO_IR; |
d48200ba HM |
5249 | } |
5250 | } | |
5251 | if (!update) | |
5252 | (*n_cnt)++; | |
5253 | } | |
5254 | } | |
5255 | exit: | |
5256 | kfree(pbuf); | |
5257 | return err; | |
5258 | } | |
5259 | ||
2375d970 AS |
5260 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5261 | { | |
5262 | u32 band, mimo_bwcap; | |
5263 | int err; | |
5264 | ||
5265 | band = WLC_BAND_2G; | |
5266 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5267 | if (!err) { | |
5268 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5269 | band = WLC_BAND_5G; | |
5270 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5271 | if (!err) { | |
5272 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5273 | return; | |
5274 | } | |
5275 | WARN_ON(1); | |
5276 | return; | |
5277 | } | |
5278 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5279 | mimo_bwcap = 0; | |
5280 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5281 | if (err) | |
5282 | /* assume 20MHz if firmware does not give a clue */ | |
5283 | mimo_bwcap = WLC_N_BW_20ALL; | |
5284 | ||
5285 | switch (mimo_bwcap) { | |
5286 | case WLC_N_BW_40ALL: | |
5287 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5288 | /* fall-thru */ | |
5289 | case WLC_N_BW_20IN2G_40IN5G: | |
5290 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5291 | /* fall-thru */ | |
5292 | case WLC_N_BW_20ALL: | |
5293 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5294 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5295 | break; | |
5296 | default: | |
5297 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5298 | } | |
5299 | } | |
d48200ba HM |
5300 | |
5301 | static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg) | |
5b435de0 | 5302 | { |
ac24be6f | 5303 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5304 | struct wiphy *wiphy; |
5305 | s32 phy_list; | |
d48200ba HM |
5306 | u32 band_list[3]; |
5307 | u32 nmode; | |
2375d970 | 5308 | u32 bw_cap[2] = { 0, 0 }; |
4aca7a18 DK |
5309 | u32 rxchain; |
5310 | u32 nchain; | |
5b435de0 | 5311 | s8 phy; |
d48200ba HM |
5312 | s32 err; |
5313 | u32 nband; | |
5314 | s32 i; | |
2375d970 AS |
5315 | struct ieee80211_supported_band *bands[2] = { NULL, NULL }; |
5316 | struct ieee80211_supported_band *band; | |
5b435de0 | 5317 | |
b87e2c48 | 5318 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 5319 | &phy_list, sizeof(phy_list)); |
5b435de0 | 5320 | if (err) { |
d48200ba | 5321 | brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err); |
5b435de0 AS |
5322 | return err; |
5323 | } | |
5324 | ||
3ba81376 | 5325 | phy = ((char *)&phy_list)[0]; |
d48200ba HM |
5326 | brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy); |
5327 | ||
5328 | ||
5329 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, | |
5330 | &band_list, sizeof(band_list)); | |
5331 | if (err) { | |
5332 | brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err); | |
5333 | return err; | |
5b435de0 | 5334 | } |
d48200ba HM |
5335 | brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n", |
5336 | band_list[0], band_list[1], band_list[2]); | |
5337 | ||
5338 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); | |
5339 | if (err) { | |
5340 | brcmf_err("nmode error (%d)\n", err); | |
5341 | } else { | |
2375d970 | 5342 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5343 | } |
2375d970 AS |
5344 | brcmf_dbg(INFO, "nmode=%d, bw_cap=(%d, %d)\n", nmode, |
5345 | bw_cap[IEEE80211_BAND_2GHZ], bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5346 | |
4aca7a18 DK |
5347 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5348 | if (err) { | |
5349 | brcmf_err("rxchain error (%d)\n", err); | |
5350 | nchain = 1; | |
5351 | } else { | |
5352 | for (nchain = 0; rxchain; nchain++) | |
5353 | rxchain = rxchain & (rxchain - 1); | |
5354 | } | |
5355 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5356 | ||
d48200ba HM |
5357 | err = brcmf_construct_reginfo(cfg, bw_cap); |
5358 | if (err) { | |
5359 | brcmf_err("brcmf_construct_reginfo failed (%d)\n", err); | |
5360 | return err; | |
5361 | } | |
5362 | ||
5363 | nband = band_list[0]; | |
d48200ba HM |
5364 | |
5365 | for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) { | |
2375d970 | 5366 | band = NULL; |
d48200ba | 5367 | if ((band_list[i] == WLC_BAND_5G) && |
2375d970 AS |
5368 | (__wl_band_5ghz_a.n_channels > 0)) |
5369 | band = &__wl_band_5ghz_a; | |
5370 | else if ((band_list[i] == WLC_BAND_2G) && | |
5371 | (__wl_band_2ghz.n_channels > 0)) | |
5372 | band = &__wl_band_2ghz; | |
5373 | else | |
5374 | continue; | |
d48200ba | 5375 | |
2375d970 AS |
5376 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { |
5377 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5378 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
d48200ba | 5379 | } |
2375d970 AS |
5380 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; |
5381 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5382 | band->ht_cap.ht_supported = true; | |
5383 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5384 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
4aca7a18 | 5385 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); |
2375d970 AS |
5386 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; |
5387 | bands[band->band] = band; | |
d48200ba HM |
5388 | } |
5389 | ||
5390 | wiphy = cfg_to_wiphy(cfg); | |
5391 | wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; | |
5392 | wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; | |
5393 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5b435de0 AS |
5394 | |
5395 | return err; | |
5396 | } | |
5397 | ||
d48200ba | 5398 | |
27a68fe3 | 5399 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5400 | { |
d48200ba | 5401 | return brcmf_update_wiphybands(cfg); |
5b435de0 AS |
5402 | } |
5403 | ||
27a68fe3 | 5404 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5405 | { |
5406 | struct net_device *ndev; | |
5407 | struct wireless_dev *wdev; | |
40a23296 | 5408 | struct brcmf_if *ifp; |
5b435de0 AS |
5409 | s32 power_mode; |
5410 | s32 err = 0; | |
5411 | ||
27a68fe3 | 5412 | if (cfg->dongle_up) |
5b435de0 AS |
5413 | return err; |
5414 | ||
27a68fe3 | 5415 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5416 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5417 | ifp = netdev_priv(ndev); |
5418 | ||
5419 | /* make sure RF is ready for work */ | |
5420 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5421 | |
40a23296 HM |
5422 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5423 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5424 | |
27a68fe3 | 5425 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5426 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5427 | if (err) |
5428 | goto default_conf_out; | |
647c9ae0 AS |
5429 | brcmf_dbg(INFO, "power save set to %s\n", |
5430 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5431 | |
68ca395f | 5432 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5433 | if (err) |
5434 | goto default_conf_out; | |
5dd161ff FL |
5435 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5436 | NULL, NULL); | |
40a23296 | 5437 | if (err) |
5b435de0 | 5438 | goto default_conf_out; |
27a68fe3 | 5439 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5440 | if (err) |
5441 | goto default_conf_out; | |
5442 | ||
b3657453 HM |
5443 | brcmf_configure_arp_offload(ifp, true); |
5444 | ||
27a68fe3 | 5445 | cfg->dongle_up = true; |
40a23296 | 5446 | default_conf_out: |
5b435de0 AS |
5447 | |
5448 | return err; | |
5449 | ||
5450 | } | |
5451 | ||
bdf5ff51 | 5452 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5453 | { |
c1179033 | 5454 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5455 | |
bdf5ff51 | 5456 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5457 | } |
5458 | ||
bdf5ff51 | 5459 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5460 | { |
bdf5ff51 | 5461 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5462 | |
5b435de0 AS |
5463 | /* |
5464 | * While going down, if associated with AP disassociate | |
5465 | * from AP to save power | |
5466 | */ | |
903e0eee AS |
5467 | if (check_vif_up(ifp->vif)) { |
5468 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5469 | |
5470 | /* Make sure WPA_Supplicant receives all the event | |
5471 | generated due to DISASSOC call to the fw to keep | |
5472 | the state fw and WPA_Supplicant state consistent | |
5473 | */ | |
5474 | brcmf_delay(500); | |
5475 | } | |
5476 | ||
27a68fe3 | 5477 | brcmf_abort_scanning(cfg); |
c1179033 | 5478 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5479 | |
5b435de0 AS |
5480 | return 0; |
5481 | } | |
5482 | ||
bdf5ff51 | 5483 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5484 | { |
bdf5ff51 AS |
5485 | struct brcmf_if *ifp = netdev_priv(ndev); |
5486 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5487 | s32 err = 0; |
5488 | ||
27a68fe3 | 5489 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5490 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5491 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5492 | |
5493 | return err; | |
5494 | } | |
5495 | ||
bdf5ff51 | 5496 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5497 | { |
bdf5ff51 AS |
5498 | struct brcmf_if *ifp = netdev_priv(ndev); |
5499 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5500 | s32 err = 0; |
5501 | ||
27a68fe3 | 5502 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5503 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5504 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5505 | |
5506 | return err; | |
5507 | } | |
5508 | ||
a7965fbb AS |
5509 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5510 | { | |
5511 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5512 | ||
5513 | return wdev->iftype; | |
5514 | } | |
5515 | ||
9f440b7b AS |
5516 | u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state) |
5517 | { | |
5518 | struct brcmf_cfg80211_vif *vif; | |
5519 | bool result = 0; | |
5520 | ||
5521 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5522 | if (test_bit(state, &vif->sme_state)) | |
5523 | result++; | |
5524 | } | |
5525 | return result; | |
5526 | } | |
d3c0b633 AS |
5527 | |
5528 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5529 | u8 action) | |
5530 | { | |
5531 | u8 evt_action; | |
5532 | ||
5533 | mutex_lock(&event->vif_event_lock); | |
5534 | evt_action = event->action; | |
5535 | mutex_unlock(&event->vif_event_lock); | |
5536 | return evt_action == action; | |
5537 | } | |
5538 | ||
5539 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5540 | struct brcmf_cfg80211_vif *vif) | |
5541 | { | |
5542 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5543 | ||
5544 | mutex_lock(&event->vif_event_lock); | |
5545 | event->vif = vif; | |
5546 | event->action = 0; | |
5547 | mutex_unlock(&event->vif_event_lock); | |
5548 | } | |
5549 | ||
5550 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5551 | { | |
5552 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5553 | bool armed; | |
5554 | ||
5555 | mutex_lock(&event->vif_event_lock); | |
5556 | armed = event->vif != NULL; | |
5557 | mutex_unlock(&event->vif_event_lock); | |
5558 | ||
5559 | return armed; | |
5560 | } | |
5561 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5562 | u8 action, ulong timeout) | |
5563 | { | |
5564 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5565 | ||
5566 | return wait_event_timeout(event->vif_wq, | |
5567 | vif_event_equals(event, action), timeout); | |
5568 | } | |
5569 |