Commit | Line | Data |
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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
5b435de0 | 21 | #include <net/cfg80211.h> |
cbaa177d | 22 | #include <net/netlink.h> |
5b435de0 AS |
23 | |
24 | #include <brcmu_utils.h> | |
25 | #include <defs.h> | |
26 | #include <brcmu_wifi.h> | |
27 | #include "dhd.h" | |
16886735 | 28 | #include "dhd_dbg.h" |
40c1c249 | 29 | #include "tracepoint.h" |
7a5c1f64 | 30 | #include "fwil_types.h" |
9f440b7b | 31 | #include "p2p.h" |
61730d4d | 32 | #include "btcoex.h" |
5b435de0 | 33 | #include "wl_cfg80211.h" |
81f5dcb8 | 34 | #include "fwil.h" |
5b435de0 | 35 | |
e5806072 AS |
36 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
37 | #define BRCMF_PNO_VERSION 2 | |
38 | #define BRCMF_PNO_TIME 30 | |
39 | #define BRCMF_PNO_REPEAT 4 | |
40 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
41 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
42 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
43 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
44 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
45 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
46 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
47 | ||
9f440b7b | 48 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 49 | |
1a873342 HM |
50 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
51 | #define WPA_OUI_TYPE 1 | |
52 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
53 | #define WME_OUI_TYPE 2 | |
89286dc9 | 54 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
55 | |
56 | #define VS_IE_FIXED_HDR_LEN 6 | |
57 | #define WPA_IE_VERSION_LEN 2 | |
58 | #define WPA_IE_MIN_OUI_LEN 4 | |
59 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
60 | ||
61 | #define WPA_CIPHER_NONE 0 /* None */ | |
62 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
63 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
64 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
65 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
66 | ||
67 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
68 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
69 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
70 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
71 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
72 | ||
73 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
74 | * string :"add", "del" (+ NUL) | |
75 | */ | |
76 | #define VNDR_IE_COUNT_OFFSET 4 | |
77 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
78 | #define VNDR_IE_VSIE_OFFSET 12 | |
79 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 80 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
81 | |
82 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
83 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 84 | |
89286dc9 HM |
85 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
86 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
87 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
88 | ||
5b435de0 AS |
89 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
90 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
91 | ||
ce81e317 | 92 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 93 | { |
c1179033 | 94 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
95 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
96 | vif->sme_state); | |
5b435de0 AS |
97 | return false; |
98 | } | |
99 | return true; | |
100 | } | |
101 | ||
102 | #define CHAN2G(_channel, _freq, _flags) { \ | |
103 | .band = IEEE80211_BAND_2GHZ, \ | |
104 | .center_freq = (_freq), \ | |
105 | .hw_value = (_channel), \ | |
106 | .flags = (_flags), \ | |
107 | .max_antenna_gain = 0, \ | |
108 | .max_power = 30, \ | |
109 | } | |
110 | ||
111 | #define CHAN5G(_channel, _flags) { \ | |
112 | .band = IEEE80211_BAND_5GHZ, \ | |
113 | .center_freq = 5000 + (5 * (_channel)), \ | |
114 | .hw_value = (_channel), \ | |
115 | .flags = (_flags), \ | |
116 | .max_antenna_gain = 0, \ | |
117 | .max_power = 30, \ | |
118 | } | |
119 | ||
120 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
121 | #define RATETAB_ENT(_rateid, _flags) \ | |
122 | { \ | |
123 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
124 | .hw_value = (_rateid), \ | |
125 | .flags = (_flags), \ | |
126 | } | |
127 | ||
128 | static struct ieee80211_rate __wl_rates[] = { | |
129 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
130 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
131 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
132 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
133 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
134 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
135 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
136 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
138 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
139 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
140 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
141 | }; | |
142 | ||
143 | #define wl_a_rates (__wl_rates + 4) | |
144 | #define wl_a_rates_size 8 | |
145 | #define wl_g_rates (__wl_rates + 0) | |
146 | #define wl_g_rates_size 12 | |
147 | ||
148 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
149 | CHAN2G(1, 2412, 0), | |
150 | CHAN2G(2, 2417, 0), | |
151 | CHAN2G(3, 2422, 0), | |
152 | CHAN2G(4, 2427, 0), | |
153 | CHAN2G(5, 2432, 0), | |
154 | CHAN2G(6, 2437, 0), | |
155 | CHAN2G(7, 2442, 0), | |
156 | CHAN2G(8, 2447, 0), | |
157 | CHAN2G(9, 2452, 0), | |
158 | CHAN2G(10, 2457, 0), | |
159 | CHAN2G(11, 2462, 0), | |
160 | CHAN2G(12, 2467, 0), | |
161 | CHAN2G(13, 2472, 0), | |
162 | CHAN2G(14, 2484, 0), | |
163 | }; | |
164 | ||
165 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
166 | CHAN5G(34, 0), CHAN5G(36, 0), | |
167 | CHAN5G(38, 0), CHAN5G(40, 0), | |
168 | CHAN5G(42, 0), CHAN5G(44, 0), | |
169 | CHAN5G(46, 0), CHAN5G(48, 0), | |
170 | CHAN5G(52, 0), CHAN5G(56, 0), | |
171 | CHAN5G(60, 0), CHAN5G(64, 0), | |
172 | CHAN5G(100, 0), CHAN5G(104, 0), | |
173 | CHAN5G(108, 0), CHAN5G(112, 0), | |
174 | CHAN5G(116, 0), CHAN5G(120, 0), | |
175 | CHAN5G(124, 0), CHAN5G(128, 0), | |
176 | CHAN5G(132, 0), CHAN5G(136, 0), | |
177 | CHAN5G(140, 0), CHAN5G(149, 0), | |
178 | CHAN5G(153, 0), CHAN5G(157, 0), | |
179 | CHAN5G(161, 0), CHAN5G(165, 0), | |
180 | CHAN5G(184, 0), CHAN5G(188, 0), | |
181 | CHAN5G(192, 0), CHAN5G(196, 0), | |
182 | CHAN5G(200, 0), CHAN5G(204, 0), | |
183 | CHAN5G(208, 0), CHAN5G(212, 0), | |
184 | CHAN5G(216, 0), | |
185 | }; | |
186 | ||
5b435de0 AS |
187 | static struct ieee80211_supported_band __wl_band_2ghz = { |
188 | .band = IEEE80211_BAND_2GHZ, | |
189 | .channels = __wl_2ghz_channels, | |
190 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
191 | .bitrates = wl_g_rates, | |
192 | .n_bitrates = wl_g_rates_size, | |
193 | }; | |
194 | ||
195 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
196 | .band = IEEE80211_BAND_5GHZ, | |
197 | .channels = __wl_5ghz_a_channels, | |
198 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
199 | .bitrates = wl_a_rates, | |
200 | .n_bitrates = wl_a_rates_size, | |
201 | }; | |
202 | ||
d48200ba HM |
203 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
204 | * By default world regulatory domain defined in reg.c puts the flags | |
205 | * NL80211_RRF_PASSIVE_SCAN and NL80211_RRF_NO_IBSS for 5GHz channels (for | |
206 | * 36..48 and 149..165). With respect to these flags, wpa_supplicant doesn't | |
207 | * start p2p operations on 5GHz channels. All the changes in world regulatory | |
208 | * domain are to be done here. | |
209 | */ | |
210 | static const struct ieee80211_regdomain brcmf_regdom = { | |
211 | .n_reg_rules = 4, | |
212 | .alpha2 = "99", | |
213 | .reg_rules = { | |
214 | /* IEEE 802.11b/g, channels 1..11 */ | |
215 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
216 | /* If any */ | |
217 | /* IEEE 802.11 channel 14 - Only JP enables | |
218 | * this and for 802.11b only | |
219 | */ | |
220 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
221 | /* IEEE 802.11a, channel 36..64 */ | |
222 | REG_RULE(5150-10, 5350+10, 40, 6, 20, 0), | |
223 | /* IEEE 802.11a, channel 100..165 */ | |
224 | REG_RULE(5470-10, 5850+10, 40, 6, 20, 0), } | |
5b435de0 AS |
225 | }; |
226 | ||
227 | static const u32 __wl_cipher_suites[] = { | |
228 | WLAN_CIPHER_SUITE_WEP40, | |
229 | WLAN_CIPHER_SUITE_WEP104, | |
230 | WLAN_CIPHER_SUITE_TKIP, | |
231 | WLAN_CIPHER_SUITE_CCMP, | |
232 | WLAN_CIPHER_SUITE_AES_CMAC, | |
233 | }; | |
234 | ||
1a873342 HM |
235 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
236 | struct brcmf_vs_tlv { | |
237 | u8 id; | |
238 | u8 len; | |
239 | u8 oui[3]; | |
240 | u8 oui_type; | |
241 | }; | |
242 | ||
243 | struct parsed_vndr_ie_info { | |
244 | u8 *ie_ptr; | |
245 | u32 ie_len; /* total length including id & length field */ | |
246 | struct brcmf_vs_tlv vndrie; | |
247 | }; | |
248 | ||
249 | struct parsed_vndr_ies { | |
250 | u32 count; | |
9f440b7b | 251 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
252 | }; |
253 | ||
ef6ac17a AB |
254 | /* Quarter dBm units to mW |
255 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
256 | * Table is offset so the last entry is largest mW value that fits in | |
257 | * a u16. | |
258 | */ | |
259 | ||
260 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
261 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
262 | ||
263 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
264 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
265 | */ | |
266 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
267 | ||
268 | /* Largest mW value that will round down to the last table entry, | |
269 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
270 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
271 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
272 | */ | |
273 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
274 | ||
275 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
276 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
277 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
278 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
279 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
280 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
281 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
282 | }; | |
283 | ||
284 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
285 | { | |
286 | uint factor = 1; | |
287 | int idx = qdbm - QDBM_OFFSET; | |
288 | ||
289 | if (idx >= QDBM_TABLE_LEN) | |
290 | /* clamp to max u16 mW value */ | |
291 | return 0xFFFF; | |
292 | ||
293 | /* scale the qdBm index up to the range of the table 0-40 | |
294 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
295 | */ | |
296 | while (idx < 0) { | |
297 | idx += 40; | |
298 | factor *= 10; | |
299 | } | |
300 | ||
301 | /* return the mW value scaled down to the correct factor of 10, | |
302 | * adding in factor/2 to get proper rounding. | |
303 | */ | |
304 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
305 | } | |
306 | ||
307 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
308 | { | |
309 | u8 qdbm; | |
310 | int offset; | |
311 | uint mw_uint = mw; | |
312 | uint boundary; | |
313 | ||
314 | /* handle boundary case */ | |
315 | if (mw_uint <= 1) | |
316 | return 0; | |
317 | ||
318 | offset = QDBM_OFFSET; | |
319 | ||
320 | /* move mw into the range of the table */ | |
321 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
322 | mw_uint *= 10; | |
323 | offset -= 40; | |
324 | } | |
325 | ||
326 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
327 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
328 | nqdBm_to_mW_map[qdbm]) / 2; | |
329 | if (mw_uint < boundary) | |
330 | break; | |
331 | } | |
332 | ||
333 | qdbm += (u8) offset; | |
334 | ||
335 | return qdbm; | |
336 | } | |
337 | ||
83cf17aa FL |
338 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
339 | struct ieee80211_channel *ch) | |
6e186166 | 340 | { |
83cf17aa | 341 | struct brcmu_chan ch_inf; |
6e186166 | 342 | |
83cf17aa FL |
343 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
344 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
345 | d11inf->encchspec(&ch_inf); | |
6e186166 | 346 | |
83cf17aa | 347 | return ch_inf.chspec; |
6e186166 AS |
348 | } |
349 | ||
89286dc9 HM |
350 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
351 | * triples, returning a pointer to the substring whose first element | |
352 | * matches tag | |
353 | */ | |
354 | struct brcmf_tlv *brcmf_parse_tlvs(void *buf, int buflen, uint key) | |
355 | { | |
356 | struct brcmf_tlv *elt; | |
357 | int totlen; | |
358 | ||
359 | elt = (struct brcmf_tlv *)buf; | |
360 | totlen = buflen; | |
361 | ||
362 | /* find tagged parameter */ | |
363 | while (totlen >= TLV_HDR_LEN) { | |
364 | int len = elt->len; | |
365 | ||
366 | /* validate remaining totlen */ | |
367 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
368 | return elt; | |
369 | ||
370 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
371 | totlen -= (len + TLV_HDR_LEN); | |
372 | } | |
373 | ||
374 | return NULL; | |
375 | } | |
376 | ||
377 | /* Is any of the tlvs the expected entry? If | |
378 | * not update the tlvs buffer pointer/length. | |
379 | */ | |
380 | static bool | |
381 | brcmf_tlv_has_ie(u8 *ie, u8 **tlvs, u32 *tlvs_len, | |
382 | u8 *oui, u32 oui_len, u8 type) | |
383 | { | |
384 | /* If the contents match the OUI and the type */ | |
385 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
386 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
387 | type == ie[TLV_BODY_OFF + oui_len]) { | |
388 | return true; | |
389 | } | |
390 | ||
391 | if (tlvs == NULL) | |
392 | return false; | |
393 | /* point to the next ie */ | |
394 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
395 | /* calculate the length of the rest of the buffer */ | |
396 | *tlvs_len -= (int)(ie - *tlvs); | |
397 | /* update the pointer to the start of the buffer */ | |
398 | *tlvs = ie; | |
399 | ||
400 | return false; | |
401 | } | |
402 | ||
403 | static struct brcmf_vs_tlv * | |
404 | brcmf_find_wpaie(u8 *parse, u32 len) | |
405 | { | |
406 | struct brcmf_tlv *ie; | |
407 | ||
408 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
409 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
410 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) | |
411 | return (struct brcmf_vs_tlv *)ie; | |
412 | } | |
413 | return NULL; | |
414 | } | |
415 | ||
416 | static struct brcmf_vs_tlv * | |
417 | brcmf_find_wpsie(u8 *parse, u32 len) | |
418 | { | |
419 | struct brcmf_tlv *ie; | |
420 | ||
421 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
422 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
423 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
424 | return (struct brcmf_vs_tlv *)ie; | |
425 | } | |
426 | return NULL; | |
427 | } | |
428 | ||
429 | ||
5b435de0 AS |
430 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
431 | struct brcmf_wsec_key_le *key_le) | |
432 | { | |
433 | key_le->index = cpu_to_le32(key->index); | |
434 | key_le->len = cpu_to_le32(key->len); | |
435 | key_le->algo = cpu_to_le32(key->algo); | |
436 | key_le->flags = cpu_to_le32(key->flags); | |
437 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
438 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
439 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
440 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
441 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
442 | } | |
443 | ||
f09d0c02 | 444 | static int |
2eaba7e8 | 445 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
446 | { |
447 | int err; | |
448 | struct brcmf_wsec_key_le key_le; | |
449 | ||
450 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 451 | |
81f5dcb8 HM |
452 | brcmf_netdev_wait_pend8021x(ndev); |
453 | ||
ac24be6f | 454 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 455 | sizeof(key_le)); |
f09d0c02 | 456 | |
5b435de0 | 457 | if (err) |
57d6e91a | 458 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
459 | return err; |
460 | } | |
461 | ||
b3657453 HM |
462 | static s32 |
463 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
464 | { | |
465 | s32 err; | |
466 | u32 mode; | |
467 | ||
468 | if (enable) | |
469 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
470 | else | |
471 | mode = 0; | |
472 | ||
473 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
474 | /* is simply not supported and err 0 will be returned */ | |
475 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
476 | if (err) { | |
477 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
478 | mode, err); | |
479 | err = 0; | |
480 | } else { | |
481 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
482 | if (err) { | |
483 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
484 | enable, err); | |
485 | err = 0; | |
486 | } else | |
487 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
488 | enable, mode); | |
489 | } | |
490 | ||
491 | return err; | |
492 | } | |
493 | ||
9f440b7b AS |
494 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
495 | const char *name, | |
496 | enum nl80211_iftype type, | |
497 | u32 *flags, | |
498 | struct vif_params *params) | |
499 | { | |
500 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); | |
501 | switch (type) { | |
502 | case NL80211_IFTYPE_ADHOC: | |
503 | case NL80211_IFTYPE_STATION: | |
504 | case NL80211_IFTYPE_AP: | |
505 | case NL80211_IFTYPE_AP_VLAN: | |
506 | case NL80211_IFTYPE_WDS: | |
507 | case NL80211_IFTYPE_MONITOR: | |
508 | case NL80211_IFTYPE_MESH_POINT: | |
509 | return ERR_PTR(-EOPNOTSUPP); | |
510 | case NL80211_IFTYPE_P2P_CLIENT: | |
511 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 512 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
513 | return brcmf_p2p_add_vif(wiphy, name, type, flags, params); |
514 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
515 | default: |
516 | return ERR_PTR(-EINVAL); | |
517 | } | |
518 | } | |
519 | ||
f96aa07e | 520 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 521 | { |
5f4f9f11 AS |
522 | s32 err = 0; |
523 | ||
524 | if (check_vif_up(ifp->vif)) { | |
525 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
526 | if (err) { | |
527 | brcmf_err("fail to set mpc\n"); | |
528 | return; | |
529 | } | |
530 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
531 | } | |
532 | } | |
533 | ||
a0f472ac AS |
534 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
535 | struct brcmf_if *ifp, bool aborted, | |
536 | bool fw_abort) | |
5f4f9f11 AS |
537 | { |
538 | struct brcmf_scan_params_le params_le; | |
539 | struct cfg80211_scan_request *scan_request; | |
540 | s32 err = 0; | |
541 | ||
542 | brcmf_dbg(SCAN, "Enter\n"); | |
543 | ||
544 | /* clear scan request, because the FW abort can cause a second call */ | |
545 | /* to this functon and might cause a double cfg80211_scan_done */ | |
546 | scan_request = cfg->scan_request; | |
547 | cfg->scan_request = NULL; | |
548 | ||
549 | if (timer_pending(&cfg->escan_timeout)) | |
550 | del_timer_sync(&cfg->escan_timeout); | |
551 | ||
552 | if (fw_abort) { | |
553 | /* Do a scan abort to stop the driver's scan engine */ | |
554 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
555 | memset(¶ms_le, 0, sizeof(params_le)); | |
556 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
557 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
558 | params_le.scan_type = 0; | |
559 | params_le.channel_num = cpu_to_le32(1); | |
560 | params_le.nprobes = cpu_to_le32(1); | |
561 | params_le.active_time = cpu_to_le32(-1); | |
562 | params_le.passive_time = cpu_to_le32(-1); | |
563 | params_le.home_time = cpu_to_le32(-1); | |
564 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
565 | params_le.channel_list[0] = cpu_to_le16(-1); | |
566 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 567 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
568 | ¶ms_le, sizeof(params_le)); |
569 | if (err) | |
570 | brcmf_err("Scan abort failed\n"); | |
571 | } | |
572 | /* | |
573 | * e-scan can be initiated by scheduled scan | |
574 | * which takes precedence. | |
575 | */ | |
576 | if (cfg->sched_escan) { | |
577 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
578 | cfg->sched_escan = false; | |
579 | if (!aborted) | |
580 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
f96aa07e | 581 | brcmf_set_mpc(ifp, 1); |
5f4f9f11 AS |
582 | } else if (scan_request) { |
583 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
584 | aborted ? "Aborted" : "Done"); | |
585 | cfg80211_scan_done(scan_request, aborted); | |
f96aa07e | 586 | brcmf_set_mpc(ifp, 1); |
5f4f9f11 | 587 | } |
6eda4e2c HM |
588 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
589 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
590 | |
591 | return err; | |
592 | } | |
593 | ||
9f440b7b AS |
594 | static |
595 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
596 | { | |
5f4f9f11 AS |
597 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
598 | struct net_device *ndev = wdev->netdev; | |
599 | ||
600 | /* vif event pending in firmware */ | |
601 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
602 | return -EBUSY; | |
603 | ||
604 | if (ndev) { | |
605 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
606 | cfg->escan_info.ifp == netdev_priv(ndev)) |
607 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
608 | true, true); | |
5f4f9f11 AS |
609 | |
610 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
611 | } | |
612 | ||
9f440b7b AS |
613 | switch (wdev->iftype) { |
614 | case NL80211_IFTYPE_ADHOC: | |
615 | case NL80211_IFTYPE_STATION: | |
616 | case NL80211_IFTYPE_AP: | |
617 | case NL80211_IFTYPE_AP_VLAN: | |
618 | case NL80211_IFTYPE_WDS: | |
619 | case NL80211_IFTYPE_MONITOR: | |
620 | case NL80211_IFTYPE_MESH_POINT: | |
621 | return -EOPNOTSUPP; | |
622 | case NL80211_IFTYPE_P2P_CLIENT: | |
623 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 624 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
625 | return brcmf_p2p_del_vif(wiphy, wdev); |
626 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
627 | default: |
628 | return -EINVAL; | |
629 | } | |
630 | return -EOPNOTSUPP; | |
631 | } | |
632 | ||
5b435de0 AS |
633 | static s32 |
634 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
635 | enum nl80211_iftype type, u32 *flags, | |
636 | struct vif_params *params) | |
637 | { | |
7a5c1f64 | 638 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 639 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 640 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 641 | s32 infra = 0; |
1a873342 | 642 | s32 ap = 0; |
5b435de0 AS |
643 | s32 err = 0; |
644 | ||
d96b801f | 645 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
646 | |
647 | switch (type) { | |
648 | case NL80211_IFTYPE_MONITOR: | |
649 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
650 | brcmf_err("type (%d) : currently we do not support this type\n", |
651 | type); | |
5b435de0 AS |
652 | return -EOPNOTSUPP; |
653 | case NL80211_IFTYPE_ADHOC: | |
128ce3b6 | 654 | vif->mode = WL_MODE_IBSS; |
5b435de0 AS |
655 | infra = 0; |
656 | break; | |
657 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
658 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
659 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
660 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
661 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
662 | /* WAR: It is unexpected to get a change of VIF for P2P | |
663 | * IF, but it happens. The request can not be handled | |
664 | * but returning EPERM causes a crash. Returning 0 | |
665 | * without setting ieee80211_ptr->iftype causes trace | |
666 | * (WARN_ON) but it works with wpa_supplicant | |
667 | */ | |
668 | return 0; | |
669 | } | |
128ce3b6 | 670 | vif->mode = WL_MODE_BSS; |
5b435de0 AS |
671 | infra = 1; |
672 | break; | |
1a873342 | 673 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 674 | case NL80211_IFTYPE_P2P_GO: |
128ce3b6 | 675 | vif->mode = WL_MODE_AP; |
1a873342 HM |
676 | ap = 1; |
677 | break; | |
5b435de0 AS |
678 | default: |
679 | err = -EINVAL; | |
680 | goto done; | |
681 | } | |
682 | ||
1a873342 | 683 | if (ap) { |
7a5c1f64 HM |
684 | if (type == NL80211_IFTYPE_P2P_GO) { |
685 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
686 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
687 | } | |
688 | if (!err) { | |
689 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
690 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
691 | } | |
5b435de0 | 692 | } else { |
128ce3b6 | 693 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 694 | if (err) { |
57d6e91a | 695 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
696 | err = -EAGAIN; |
697 | goto done; | |
698 | } | |
647c9ae0 AS |
699 | brcmf_dbg(INFO, "IF Type = %s\n", (vif->mode == WL_MODE_IBSS) ? |
700 | "Adhoc" : "Infra"); | |
5b435de0 | 701 | } |
1a873342 | 702 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
703 | |
704 | done: | |
d96b801f | 705 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
706 | |
707 | return err; | |
708 | } | |
709 | ||
83cf17aa FL |
710 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
711 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
712 | struct cfg80211_scan_request *request) |
713 | { | |
714 | u32 n_ssids; | |
715 | u32 n_channels; | |
716 | s32 i; | |
717 | s32 offset; | |
029591f3 | 718 | u16 chanspec; |
e756af5b | 719 | char *ptr; |
029591f3 | 720 | struct brcmf_ssid_le ssid_le; |
e756af5b | 721 | |
ba40d166 | 722 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
723 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
724 | params_le->scan_type = 0; | |
725 | params_le->channel_num = 0; | |
726 | params_le->nprobes = cpu_to_le32(-1); | |
727 | params_le->active_time = cpu_to_le32(-1); | |
728 | params_le->passive_time = cpu_to_le32(-1); | |
729 | params_le->home_time = cpu_to_le32(-1); | |
730 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
731 | ||
732 | /* if request is null exit so it will be all channel broadcast scan */ | |
733 | if (!request) | |
734 | return; | |
735 | ||
736 | n_ssids = request->n_ssids; | |
737 | n_channels = request->n_channels; | |
738 | /* Copy channel array if applicable */ | |
4e8a008e AS |
739 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
740 | n_channels); | |
e756af5b HM |
741 | if (n_channels > 0) { |
742 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
743 | chanspec = channel_to_chanspec(&cfg->d11inf, |
744 | request->channels[i]); | |
4e8a008e AS |
745 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
746 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 747 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
748 | } |
749 | } else { | |
4e8a008e | 750 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
751 | } |
752 | /* Copy ssid array if applicable */ | |
4e8a008e | 753 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
754 | if (n_ssids > 0) { |
755 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
756 | n_channels * sizeof(u16); | |
757 | offset = roundup(offset, sizeof(u32)); | |
758 | ptr = (char *)params_le + offset; | |
759 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
760 | memset(&ssid_le, 0, sizeof(ssid_le)); |
761 | ssid_le.SSID_len = | |
762 | cpu_to_le32(request->ssids[i].ssid_len); | |
763 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
764 | request->ssids[i].ssid_len); | |
765 | if (!ssid_le.SSID_len) | |
4e8a008e | 766 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 767 | else |
4e8a008e AS |
768 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
769 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
770 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
771 | ptr += sizeof(ssid_le); | |
e756af5b HM |
772 | } |
773 | } else { | |
4e8a008e | 774 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 775 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
776 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
777 | params_le->ssid_le.SSID, | |
778 | request->ssids->ssid_len); | |
e756af5b HM |
779 | params_le->ssid_le.SSID_len = |
780 | cpu_to_le32(request->ssids->ssid_len); | |
781 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
782 | request->ssids->ssid_len); | |
783 | } | |
784 | } | |
785 | /* Adding mask to channel numbers */ | |
786 | params_le->channel_num = | |
787 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
788 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
789 | } | |
790 | ||
e756af5b | 791 | static s32 |
a0f472ac | 792 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
793 | struct cfg80211_scan_request *request, u16 action) |
794 | { | |
795 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
796 | offsetof(struct brcmf_escan_params_le, params_le); | |
797 | struct brcmf_escan_params_le *params; | |
798 | s32 err = 0; | |
799 | ||
4e8a008e | 800 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
801 | |
802 | if (request != NULL) { | |
803 | /* Allocate space for populating ssids in struct */ | |
804 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
805 | ||
806 | /* Allocate space for populating ssids in struct */ | |
807 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
808 | } | |
809 | ||
810 | params = kzalloc(params_size, GFP_KERNEL); | |
811 | if (!params) { | |
812 | err = -ENOMEM; | |
813 | goto exit; | |
814 | } | |
815 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 816 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
817 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
818 | params->action = cpu_to_le16(action); | |
819 | params->sync_id = cpu_to_le16(0x1234); | |
820 | ||
a0f472ac | 821 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
822 | if (err) { |
823 | if (err == -EBUSY) | |
647c9ae0 | 824 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 825 | else |
57d6e91a | 826 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
827 | } |
828 | ||
829 | kfree(params); | |
830 | exit: | |
831 | return err; | |
832 | } | |
833 | ||
834 | static s32 | |
27a68fe3 | 835 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 836 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
837 | { |
838 | s32 err; | |
81f5dcb8 | 839 | u32 passive_scan; |
e756af5b | 840 | struct brcmf_scan_results *results; |
9f440b7b | 841 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 842 | |
4e8a008e | 843 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 844 | escan->ifp = ifp; |
9f440b7b AS |
845 | escan->wiphy = wiphy; |
846 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 847 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 848 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 849 | passive_scan); |
e756af5b | 850 | if (err) { |
57d6e91a | 851 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
852 | return err; |
853 | } | |
f96aa07e | 854 | brcmf_set_mpc(ifp, 0); |
27a68fe3 | 855 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
856 | results->version = 0; |
857 | results->count = 0; | |
858 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
859 | ||
a0f472ac | 860 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 861 | if (err) |
f96aa07e | 862 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
863 | return err; |
864 | } | |
865 | ||
866 | static s32 | |
a0f472ac | 867 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
868 | struct cfg80211_scan_request *request, |
869 | struct cfg80211_ssid *this_ssid) | |
870 | { | |
a0f472ac AS |
871 | struct brcmf_if *ifp = vif->ifp; |
872 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 873 | struct cfg80211_ssid *ssids; |
f0799895 | 874 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 875 | u32 passive_scan; |
e756af5b HM |
876 | bool escan_req; |
877 | bool spec_scan; | |
878 | s32 err; | |
879 | u32 SSID_len; | |
880 | ||
4e8a008e | 881 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 882 | |
c1179033 | 883 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 884 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
885 | return -EAGAIN; |
886 | } | |
c1179033 | 887 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
888 | brcmf_err("Scanning being aborted: status (%lu)\n", |
889 | cfg->scan_status); | |
e756af5b HM |
890 | return -EAGAIN; |
891 | } | |
1687eee2 AS |
892 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
893 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
894 | cfg->scan_status); | |
895 | return -EAGAIN; | |
896 | } | |
c1179033 | 897 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 898 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
899 | return -EAGAIN; |
900 | } | |
901 | ||
0f8ffe17 | 902 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
903 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
904 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 905 | |
e756af5b | 906 | /* Arm scan timeout timer */ |
27a68fe3 | 907 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
908 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
909 | ||
910 | escan_req = false; | |
911 | if (request) { | |
912 | /* scan bss */ | |
913 | ssids = request->ssids; | |
914 | escan_req = true; | |
915 | } else { | |
916 | /* scan in ibss */ | |
917 | /* we don't do escan in ibss */ | |
918 | ssids = this_ssid; | |
919 | } | |
920 | ||
27a68fe3 | 921 | cfg->scan_request = request; |
c1179033 | 922 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 923 | if (escan_req) { |
9f440b7b | 924 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 925 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
926 | if (err) |
927 | goto scan_out; | |
928 | ||
a0f472ac | 929 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 930 | if (err) |
e756af5b HM |
931 | goto scan_out; |
932 | } else { | |
4e8a008e AS |
933 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
934 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
935 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
936 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
937 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
938 | spec_scan = false; | |
939 | if (SSID_len) { | |
940 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
941 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
942 | spec_scan = true; | |
943 | } else | |
4e8a008e | 944 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 945 | |
81f5dcb8 | 946 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 947 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 948 | passive_scan); |
e756af5b | 949 | if (err) { |
57d6e91a | 950 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
951 | goto scan_out; |
952 | } | |
f96aa07e | 953 | brcmf_set_mpc(ifp, 0); |
c1179033 | 954 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 955 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
956 | if (err) { |
957 | if (err == -EBUSY) | |
647c9ae0 AS |
958 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
959 | sr->ssid_le.SSID); | |
e756af5b | 960 | else |
57d6e91a | 961 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 962 | |
f96aa07e | 963 | brcmf_set_mpc(ifp, 1); |
e756af5b HM |
964 | goto scan_out; |
965 | } | |
966 | } | |
967 | ||
968 | return 0; | |
969 | ||
970 | scan_out: | |
c1179033 | 971 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
972 | if (timer_pending(&cfg->escan_timeout)) |
973 | del_timer_sync(&cfg->escan_timeout); | |
974 | cfg->scan_request = NULL; | |
e756af5b HM |
975 | return err; |
976 | } | |
977 | ||
5b435de0 | 978 | static s32 |
0abb5f21 | 979 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 980 | { |
a0f472ac | 981 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
982 | s32 err = 0; |
983 | ||
d96b801f | 984 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
985 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
986 | if (!check_vif_up(vif)) | |
5b435de0 AS |
987 | return -EIO; |
988 | ||
a0f472ac | 989 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 990 | |
5b435de0 | 991 | if (err) |
57d6e91a | 992 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 993 | |
d96b801f | 994 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
995 | return err; |
996 | } | |
997 | ||
998 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
999 | { | |
1000 | s32 err = 0; | |
1001 | ||
ac24be6f AS |
1002 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1003 | rts_threshold); | |
5b435de0 | 1004 | if (err) |
57d6e91a | 1005 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1006 | |
1007 | return err; | |
1008 | } | |
1009 | ||
1010 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1011 | { | |
1012 | s32 err = 0; | |
1013 | ||
ac24be6f AS |
1014 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1015 | frag_threshold); | |
5b435de0 | 1016 | if (err) |
57d6e91a | 1017 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1018 | |
1019 | return err; | |
1020 | } | |
1021 | ||
1022 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1023 | { | |
1024 | s32 err = 0; | |
b87e2c48 | 1025 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1026 | |
ac24be6f | 1027 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1028 | if (err) { |
57d6e91a | 1029 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1030 | return err; |
1031 | } | |
1032 | return err; | |
1033 | } | |
1034 | ||
1035 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1036 | { | |
27a68fe3 AS |
1037 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1038 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1039 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1040 | s32 err = 0; |
1041 | ||
d96b801f | 1042 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1043 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1044 | return -EIO; |
1045 | ||
1046 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1047 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1048 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1049 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1050 | if (!err) |
1051 | goto done; | |
1052 | } | |
1053 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1054 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1055 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1056 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1057 | if (!err) |
1058 | goto done; | |
1059 | } | |
1060 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1061 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1062 | cfg->conf->retry_long = wiphy->retry_long; | |
1063 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1064 | if (!err) |
1065 | goto done; | |
1066 | } | |
1067 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1068 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1069 | cfg->conf->retry_short = wiphy->retry_short; | |
1070 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1071 | if (!err) |
1072 | goto done; | |
1073 | } | |
1074 | ||
1075 | done: | |
d96b801f | 1076 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1077 | return err; |
1078 | } | |
1079 | ||
5b435de0 AS |
1080 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1081 | { | |
1082 | memset(prof, 0, sizeof(*prof)); | |
1083 | } | |
1084 | ||
903e0eee | 1085 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1086 | { |
61730d4d | 1087 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1088 | s32 err = 0; |
1089 | ||
d96b801f | 1090 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1091 | |
903e0eee | 1092 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1093 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1094 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1095 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1096 | if (err) { |
57d6e91a | 1097 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 AS |
1098 | cfg80211_disconnected(vif->wdev.netdev, 0, |
1099 | NULL, 0, GFP_KERNEL); | |
1100 | } | |
903e0eee | 1101 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
5b435de0 | 1102 | } |
903e0eee | 1103 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1104 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1105 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1106 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1107 | } |
1108 | ||
1109 | static s32 | |
1110 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1111 | struct cfg80211_ibss_params *params) | |
1112 | { | |
27a68fe3 | 1113 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1114 | struct brcmf_if *ifp = netdev_priv(ndev); |
1115 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1116 | struct brcmf_join_params join_params; |
1117 | size_t join_params_size = 0; | |
1118 | s32 err = 0; | |
1119 | s32 wsec = 0; | |
1120 | s32 bcnprd; | |
1701261d | 1121 | u16 chanspec; |
5b435de0 | 1122 | |
d96b801f | 1123 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1124 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1125 | return -EIO; |
1126 | ||
1127 | if (params->ssid) | |
16886735 | 1128 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1129 | else { |
16886735 | 1130 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1131 | return -EOPNOTSUPP; |
1132 | } | |
1133 | ||
c1179033 | 1134 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1135 | |
1136 | if (params->bssid) | |
16886735 | 1137 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1138 | else |
16886735 | 1139 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1140 | |
683b6d3b | 1141 | if (params->chandef.chan) |
16886735 AS |
1142 | brcmf_dbg(CONN, "channel: %d\n", |
1143 | params->chandef.chan->center_freq); | |
5b435de0 | 1144 | else |
16886735 | 1145 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1146 | |
1147 | if (params->channel_fixed) | |
16886735 | 1148 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1149 | else |
16886735 | 1150 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1151 | |
1152 | if (params->ie && params->ie_len) | |
16886735 | 1153 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1154 | else |
16886735 | 1155 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1156 | |
1157 | if (params->beacon_interval) | |
16886735 AS |
1158 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1159 | params->beacon_interval); | |
5b435de0 | 1160 | else |
16886735 | 1161 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1162 | |
1163 | if (params->basic_rates) | |
16886735 | 1164 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1165 | else |
16886735 | 1166 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1167 | |
1168 | if (params->privacy) | |
16886735 | 1169 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1170 | else |
16886735 | 1171 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1172 | |
1173 | /* Configure Privacy for starter */ | |
1174 | if (params->privacy) | |
1175 | wsec |= WEP_ENABLED; | |
1176 | ||
c1179033 | 1177 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1178 | if (err) { |
57d6e91a | 1179 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1180 | goto done; |
1181 | } | |
1182 | ||
1183 | /* Configure Beacon Interval for starter */ | |
1184 | if (params->beacon_interval) | |
1185 | bcnprd = params->beacon_interval; | |
1186 | else | |
1187 | bcnprd = 100; | |
1188 | ||
b87e2c48 | 1189 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1190 | if (err) { |
57d6e91a | 1191 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1192 | goto done; |
1193 | } | |
1194 | ||
1195 | /* Configure required join parameter */ | |
1196 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1197 | ||
1198 | /* SSID */ | |
6c8c4f72 AS |
1199 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1200 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1201 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1202 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1203 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1204 | |
1205 | /* BSSID */ | |
1206 | if (params->bssid) { | |
1207 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1208 | join_params_size = sizeof(join_params.ssid_le) + | |
1209 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1210 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1211 | } else { |
ba40d166 | 1212 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1213 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1214 | } |
1215 | ||
5b435de0 | 1216 | /* Channel */ |
683b6d3b | 1217 | if (params->chandef.chan) { |
5b435de0 AS |
1218 | u32 target_channel; |
1219 | ||
27a68fe3 | 1220 | cfg->channel = |
5b435de0 | 1221 | ieee80211_frequency_to_channel( |
683b6d3b | 1222 | params->chandef.chan->center_freq); |
5b435de0 AS |
1223 | if (params->channel_fixed) { |
1224 | /* adding chanspec */ | |
83cf17aa FL |
1225 | chanspec = channel_to_chanspec(&cfg->d11inf, |
1226 | params->chandef.chan); | |
1701261d HM |
1227 | join_params.params_le.chanspec_list[0] = |
1228 | cpu_to_le16(chanspec); | |
1229 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1230 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1231 | } |
1232 | ||
1233 | /* set channel for starter */ | |
27a68fe3 | 1234 | target_channel = cfg->channel; |
b87e2c48 | 1235 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1236 | target_channel); |
5b435de0 | 1237 | if (err) { |
57d6e91a | 1238 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1239 | goto done; |
1240 | } | |
1241 | } else | |
27a68fe3 | 1242 | cfg->channel = 0; |
5b435de0 | 1243 | |
27a68fe3 | 1244 | cfg->ibss_starter = false; |
5b435de0 AS |
1245 | |
1246 | ||
c1179033 | 1247 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1248 | &join_params, join_params_size); |
5b435de0 | 1249 | if (err) { |
57d6e91a | 1250 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1251 | goto done; |
1252 | } | |
1253 | ||
1254 | done: | |
1255 | if (err) | |
c1179033 | 1256 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1257 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1258 | return err; |
1259 | } | |
1260 | ||
1261 | static s32 | |
1262 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1263 | { | |
0abb5f21 | 1264 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1265 | s32 err = 0; |
1266 | ||
d96b801f | 1267 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1268 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1269 | return -EIO; |
1270 | ||
903e0eee | 1271 | brcmf_link_down(ifp->vif); |
5b435de0 | 1272 | |
d96b801f | 1273 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1274 | |
1275 | return err; | |
1276 | } | |
1277 | ||
1278 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1279 | struct cfg80211_connect_params *sme) | |
1280 | { | |
6ac4f4ed | 1281 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1282 | struct brcmf_cfg80211_security *sec; |
1283 | s32 val = 0; | |
1284 | s32 err = 0; | |
1285 | ||
1286 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1287 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1288 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1289 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1290 | else | |
1291 | val = WPA_AUTH_DISABLED; | |
16886735 | 1292 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1293 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1294 | if (err) { |
57d6e91a | 1295 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1296 | return err; |
1297 | } | |
06bb123e | 1298 | sec = &profile->sec; |
5b435de0 AS |
1299 | sec->wpa_versions = sme->crypto.wpa_versions; |
1300 | return err; | |
1301 | } | |
1302 | ||
1303 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1304 | struct cfg80211_connect_params *sme) | |
1305 | { | |
6ac4f4ed | 1306 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1307 | struct brcmf_cfg80211_security *sec; |
1308 | s32 val = 0; | |
1309 | s32 err = 0; | |
1310 | ||
1311 | switch (sme->auth_type) { | |
1312 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1313 | val = 0; | |
16886735 | 1314 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1315 | break; |
1316 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1317 | val = 1; | |
16886735 | 1318 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1319 | break; |
1320 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1321 | val = 2; | |
16886735 | 1322 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1323 | break; |
1324 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1325 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1326 | default: |
1327 | val = 2; | |
57d6e91a | 1328 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1329 | break; |
1330 | } | |
1331 | ||
89286dc9 | 1332 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1333 | if (err) { |
57d6e91a | 1334 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1335 | return err; |
1336 | } | |
06bb123e | 1337 | sec = &profile->sec; |
5b435de0 AS |
1338 | sec->auth_type = sme->auth_type; |
1339 | return err; | |
1340 | } | |
1341 | ||
1342 | static s32 | |
1343 | brcmf_set_set_cipher(struct net_device *ndev, | |
1344 | struct cfg80211_connect_params *sme) | |
1345 | { | |
6ac4f4ed | 1346 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1347 | struct brcmf_cfg80211_security *sec; |
1348 | s32 pval = 0; | |
1349 | s32 gval = 0; | |
1350 | s32 err = 0; | |
1351 | ||
1352 | if (sme->crypto.n_ciphers_pairwise) { | |
1353 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1354 | case WLAN_CIPHER_SUITE_WEP40: | |
1355 | case WLAN_CIPHER_SUITE_WEP104: | |
1356 | pval = WEP_ENABLED; | |
1357 | break; | |
1358 | case WLAN_CIPHER_SUITE_TKIP: | |
1359 | pval = TKIP_ENABLED; | |
1360 | break; | |
1361 | case WLAN_CIPHER_SUITE_CCMP: | |
1362 | pval = AES_ENABLED; | |
1363 | break; | |
1364 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1365 | pval = AES_ENABLED; | |
1366 | break; | |
1367 | default: | |
57d6e91a AS |
1368 | brcmf_err("invalid cipher pairwise (%d)\n", |
1369 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1370 | return -EINVAL; |
1371 | } | |
1372 | } | |
1373 | if (sme->crypto.cipher_group) { | |
1374 | switch (sme->crypto.cipher_group) { | |
1375 | case WLAN_CIPHER_SUITE_WEP40: | |
1376 | case WLAN_CIPHER_SUITE_WEP104: | |
1377 | gval = WEP_ENABLED; | |
1378 | break; | |
1379 | case WLAN_CIPHER_SUITE_TKIP: | |
1380 | gval = TKIP_ENABLED; | |
1381 | break; | |
1382 | case WLAN_CIPHER_SUITE_CCMP: | |
1383 | gval = AES_ENABLED; | |
1384 | break; | |
1385 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1386 | gval = AES_ENABLED; | |
1387 | break; | |
1388 | default: | |
57d6e91a AS |
1389 | brcmf_err("invalid cipher group (%d)\n", |
1390 | sme->crypto.cipher_group); | |
5b435de0 AS |
1391 | return -EINVAL; |
1392 | } | |
1393 | } | |
1394 | ||
16886735 | 1395 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1396 | /* In case of privacy, but no security and WPS then simulate */ |
1397 | /* setting AES. WPS-2.0 allows no security */ | |
1398 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1399 | sme->privacy) | |
1400 | pval = AES_ENABLED; | |
1401 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", pval | gval); | |
5b435de0 | 1402 | if (err) { |
57d6e91a | 1403 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1404 | return err; |
1405 | } | |
1406 | ||
06bb123e | 1407 | sec = &profile->sec; |
5b435de0 AS |
1408 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1409 | sec->cipher_group = sme->crypto.cipher_group; | |
1410 | ||
1411 | return err; | |
1412 | } | |
1413 | ||
1414 | static s32 | |
1415 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1416 | { | |
6ac4f4ed | 1417 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1418 | struct brcmf_cfg80211_security *sec; |
1419 | s32 val = 0; | |
1420 | s32 err = 0; | |
1421 | ||
1422 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1423 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1424 | "wpa_auth", &val); | |
5b435de0 | 1425 | if (err) { |
57d6e91a | 1426 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1427 | return err; |
1428 | } | |
1429 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1430 | switch (sme->crypto.akm_suites[0]) { | |
1431 | case WLAN_AKM_SUITE_8021X: | |
1432 | val = WPA_AUTH_UNSPECIFIED; | |
1433 | break; | |
1434 | case WLAN_AKM_SUITE_PSK: | |
1435 | val = WPA_AUTH_PSK; | |
1436 | break; | |
1437 | default: | |
57d6e91a AS |
1438 | brcmf_err("invalid cipher group (%d)\n", |
1439 | sme->crypto.cipher_group); | |
5b435de0 AS |
1440 | return -EINVAL; |
1441 | } | |
1442 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1443 | switch (sme->crypto.akm_suites[0]) { | |
1444 | case WLAN_AKM_SUITE_8021X: | |
1445 | val = WPA2_AUTH_UNSPECIFIED; | |
1446 | break; | |
1447 | case WLAN_AKM_SUITE_PSK: | |
1448 | val = WPA2_AUTH_PSK; | |
1449 | break; | |
1450 | default: | |
57d6e91a AS |
1451 | brcmf_err("invalid cipher group (%d)\n", |
1452 | sme->crypto.cipher_group); | |
5b435de0 AS |
1453 | return -EINVAL; |
1454 | } | |
1455 | } | |
1456 | ||
16886735 | 1457 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1458 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1459 | "wpa_auth", val); | |
5b435de0 | 1460 | if (err) { |
57d6e91a | 1461 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1462 | return err; |
1463 | } | |
1464 | } | |
06bb123e | 1465 | sec = &profile->sec; |
5b435de0 AS |
1466 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1467 | ||
1468 | return err; | |
1469 | } | |
1470 | ||
1471 | static s32 | |
f09d0c02 HM |
1472 | brcmf_set_sharedkey(struct net_device *ndev, |
1473 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1474 | { |
6ac4f4ed | 1475 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1476 | struct brcmf_cfg80211_security *sec; |
1477 | struct brcmf_wsec_key key; | |
1478 | s32 val; | |
1479 | s32 err = 0; | |
1480 | ||
16886735 | 1481 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1482 | |
a718e2fe RV |
1483 | if (sme->key_len == 0) |
1484 | return 0; | |
1485 | ||
06bb123e | 1486 | sec = &profile->sec; |
16886735 AS |
1487 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1488 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1489 | |
1490 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1491 | return 0; | |
1492 | ||
f09d0c02 HM |
1493 | if (!(sec->cipher_pairwise & |
1494 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1495 | return 0; | |
a718e2fe | 1496 | |
f09d0c02 HM |
1497 | memset(&key, 0, sizeof(key)); |
1498 | key.len = (u32) sme->key_len; | |
1499 | key.index = (u32) sme->key_idx; | |
1500 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1501 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1502 | return -EINVAL; |
1503 | } | |
1504 | memcpy(key.data, sme->key, key.len); | |
1505 | key.flags = BRCMF_PRIMARY_KEY; | |
1506 | switch (sec->cipher_pairwise) { | |
1507 | case WLAN_CIPHER_SUITE_WEP40: | |
1508 | key.algo = CRYPTO_ALGO_WEP1; | |
1509 | break; | |
1510 | case WLAN_CIPHER_SUITE_WEP104: | |
1511 | key.algo = CRYPTO_ALGO_WEP128; | |
1512 | break; | |
1513 | default: | |
57d6e91a AS |
1514 | brcmf_err("Invalid algorithm (%d)\n", |
1515 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1516 | return -EINVAL; |
1517 | } | |
1518 | /* Set the new key/index */ | |
16886735 AS |
1519 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1520 | key.len, key.index, key.algo); | |
1521 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1522 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1523 | if (err) |
1524 | return err; | |
1525 | ||
1526 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1527 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1528 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1529 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1530 | if (err) |
57d6e91a | 1531 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1532 | } |
1533 | return err; | |
1534 | } | |
1535 | ||
cbb1ec94 AS |
1536 | static |
1537 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1538 | enum nl80211_auth_type type) | |
1539 | { | |
1540 | u32 ci; | |
1541 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1542 | /* shift to ignore chip revision */ | |
1543 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1544 | switch (ci) { | |
1545 | case 43236: | |
1546 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1547 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1548 | default: | |
1549 | break; | |
1550 | } | |
1551 | } | |
1552 | return type; | |
1553 | } | |
1554 | ||
5b435de0 AS |
1555 | static s32 |
1556 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1557 | struct cfg80211_connect_params *sme) |
5b435de0 | 1558 | { |
27a68fe3 | 1559 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1560 | struct brcmf_if *ifp = netdev_priv(ndev); |
1561 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1562 | struct ieee80211_channel *chan = sme->channel; |
1563 | struct brcmf_join_params join_params; | |
1564 | size_t join_params_size; | |
89286dc9 HM |
1565 | struct brcmf_tlv *rsn_ie; |
1566 | struct brcmf_vs_tlv *wpa_ie; | |
1567 | void *ie; | |
1568 | u32 ie_len; | |
1569 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1570 | u16 chanspec; |
5b435de0 AS |
1571 | |
1572 | s32 err = 0; | |
1573 | ||
d96b801f | 1574 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1575 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1576 | return -EIO; |
1577 | ||
1578 | if (!sme->ssid) { | |
57d6e91a | 1579 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1580 | return -EOPNOTSUPP; |
1581 | } | |
1582 | ||
89286dc9 HM |
1583 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1584 | /* A normal (non P2P) connection request setup. */ | |
1585 | ie = NULL; | |
1586 | ie_len = 0; | |
1587 | /* find the WPA_IE */ | |
1588 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1589 | if (wpa_ie) { | |
1590 | ie = wpa_ie; | |
1591 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1592 | } else { | |
1593 | /* find the RSN_IE */ | |
1594 | rsn_ie = brcmf_parse_tlvs((u8 *)sme->ie, sme->ie_len, | |
1595 | WLAN_EID_RSN); | |
1596 | if (rsn_ie) { | |
1597 | ie = rsn_ie; | |
1598 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1599 | } | |
1600 | } | |
1601 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1602 | } | |
1603 | ||
1604 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1605 | sme->ie, sme->ie_len); | |
1606 | if (err) | |
1607 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1608 | else | |
1609 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1610 | ||
c1179033 | 1611 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1612 | |
1613 | if (chan) { | |
27a68fe3 | 1614 | cfg->channel = |
5b435de0 | 1615 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1616 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1617 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1618 | cfg->channel, chan->center_freq, chanspec); | |
1619 | } else { | |
27a68fe3 | 1620 | cfg->channel = 0; |
1701261d HM |
1621 | chanspec = 0; |
1622 | } | |
5b435de0 | 1623 | |
647c9ae0 | 1624 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1625 | |
1626 | err = brcmf_set_wpa_version(ndev, sme); | |
1627 | if (err) { | |
57d6e91a | 1628 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1629 | goto done; |
1630 | } | |
1631 | ||
cbb1ec94 | 1632 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1633 | err = brcmf_set_auth_type(ndev, sme); |
1634 | if (err) { | |
57d6e91a | 1635 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1636 | goto done; |
1637 | } | |
1638 | ||
1639 | err = brcmf_set_set_cipher(ndev, sme); | |
1640 | if (err) { | |
57d6e91a | 1641 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1642 | goto done; |
1643 | } | |
1644 | ||
1645 | err = brcmf_set_key_mgmt(ndev, sme); | |
1646 | if (err) { | |
57d6e91a | 1647 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1648 | goto done; |
1649 | } | |
1650 | ||
f09d0c02 | 1651 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1652 | if (err) { |
57d6e91a | 1653 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1654 | goto done; |
1655 | } | |
1656 | ||
89286dc9 HM |
1657 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1658 | (u32)sme->ssid_len); | |
1659 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1660 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1661 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1662 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1663 | profile->ssid.SSID_len); | |
1664 | } | |
1665 | ||
1666 | /* Join with specific BSSID and cached SSID | |
1667 | * If SSID is zero join based on BSSID only | |
1668 | */ | |
1669 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1670 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1671 | if (cfg->channel) | |
1672 | join_params_size += sizeof(u16); | |
1673 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1674 | if (ext_join_params == NULL) { | |
1675 | err = -ENOMEM; | |
1676 | goto done; | |
1677 | } | |
1678 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1679 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1680 | profile->ssid.SSID_len); | |
1681 | /*increase dwell time to receive probe response or detect Beacon | |
1682 | * from target AP at a noisy air only during connect command | |
1683 | */ | |
1684 | ext_join_params->scan_le.active_time = | |
1685 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1686 | ext_join_params->scan_le.passive_time = | |
1687 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1688 | /* Set up join scan parameters */ | |
1689 | ext_join_params->scan_le.scan_type = -1; | |
1690 | /* to sync with presence period of VSDB GO. | |
1691 | * Send probe request more frequently. Probe request will be stopped | |
1692 | * when it gets probe response from target AP/GO. | |
1693 | */ | |
1694 | ext_join_params->scan_le.nprobes = | |
1695 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1696 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1697 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); | |
1698 | ||
1699 | if (sme->bssid) | |
1700 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1701 | else | |
1702 | memset(&ext_join_params->assoc_le.bssid, 0xFF, ETH_ALEN); | |
1703 | ||
1704 | if (cfg->channel) { | |
1705 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1706 | ||
1707 | ext_join_params->assoc_le.chanspec_list[0] = | |
1708 | cpu_to_le16(chanspec); | |
1709 | } | |
1710 | ||
1711 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1712 | join_params_size); | |
1713 | kfree(ext_join_params); | |
1714 | if (!err) | |
1715 | /* This is it. join command worked, we are done */ | |
1716 | goto done; | |
1717 | ||
1718 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1719 | memset(&join_params, 0, sizeof(join_params)); |
1720 | join_params_size = sizeof(join_params.ssid_le); | |
1721 | ||
6c8c4f72 | 1722 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1723 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1724 | |
89286dc9 HM |
1725 | if (sme->bssid) |
1726 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1727 | else | |
1728 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); | |
5b435de0 | 1729 | |
1701261d HM |
1730 | if (cfg->channel) { |
1731 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1732 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1733 | join_params_size += sizeof(join_params.params_le); | |
1734 | } | |
c1179033 | 1735 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1736 | &join_params, join_params_size); |
5b435de0 | 1737 | if (err) |
89286dc9 | 1738 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1739 | |
1740 | done: | |
1741 | if (err) | |
c1179033 | 1742 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1743 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1744 | return err; |
1745 | } | |
1746 | ||
1747 | static s32 | |
1748 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1749 | u16 reason_code) | |
1750 | { | |
0abb5f21 AS |
1751 | struct brcmf_if *ifp = netdev_priv(ndev); |
1752 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1753 | struct brcmf_scb_val_le scbval; |
1754 | s32 err = 0; | |
1755 | ||
d96b801f | 1756 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1757 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1758 | return -EIO; |
1759 | ||
c1179033 | 1760 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
5b435de0 | 1761 | |
06bb123e | 1762 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1763 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1764 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1765 | &scbval, sizeof(scbval)); |
5b435de0 | 1766 | if (err) |
57d6e91a | 1767 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1768 | |
d96b801f | 1769 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1770 | return err; |
1771 | } | |
1772 | ||
1773 | static s32 | |
c8442118 | 1774 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1775 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1776 | { |
1777 | ||
27a68fe3 | 1778 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1779 | struct net_device *ndev = cfg_to_ndev(cfg); |
1780 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1781 | u16 txpwrmw; |
1782 | s32 err = 0; | |
1783 | s32 disable = 0; | |
d3f31134 | 1784 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1785 | |
d96b801f | 1786 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1787 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1788 | return -EIO; |
1789 | ||
1790 | switch (type) { | |
1791 | case NL80211_TX_POWER_AUTOMATIC: | |
1792 | break; | |
1793 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1794 | case NL80211_TX_POWER_FIXED: |
1795 | if (dbm < 0) { | |
57d6e91a | 1796 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1797 | err = -EINVAL; |
1798 | goto done; | |
1799 | } | |
1800 | break; | |
1801 | } | |
1802 | /* Make sure radio is off or on as far as software is concerned */ | |
1803 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1804 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1805 | if (err) |
57d6e91a | 1806 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1807 | |
1808 | if (dbm > 0xffff) | |
1809 | txpwrmw = 0xffff; | |
1810 | else | |
1811 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1812 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1813 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1814 | if (err) |
57d6e91a | 1815 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1816 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1817 | |
1818 | done: | |
d96b801f | 1819 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1820 | return err; |
1821 | } | |
1822 | ||
c8442118 JB |
1823 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1824 | struct wireless_dev *wdev, | |
1825 | s32 *dbm) | |
5b435de0 | 1826 | { |
27a68fe3 | 1827 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1828 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1829 | s32 txpwrdbm; |
1830 | u8 result; | |
1831 | s32 err = 0; | |
1832 | ||
d96b801f | 1833 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1834 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1835 | return -EIO; |
1836 | ||
0abb5f21 | 1837 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1838 | if (err) { |
57d6e91a | 1839 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1840 | goto done; |
1841 | } | |
1842 | ||
1843 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1844 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1845 | |
1846 | done: | |
d96b801f | 1847 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1848 | return err; |
1849 | } | |
1850 | ||
1851 | static s32 | |
1852 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1853 | u8 key_idx, bool unicast, bool multicast) | |
1854 | { | |
0abb5f21 | 1855 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1856 | u32 index; |
1857 | u32 wsec; | |
1858 | s32 err = 0; | |
1859 | ||
d96b801f | 1860 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1861 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1862 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1863 | return -EIO; |
1864 | ||
0abb5f21 | 1865 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1866 | if (err) { |
57d6e91a | 1867 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1868 | goto done; |
1869 | } | |
1870 | ||
1871 | if (wsec & WEP_ENABLED) { | |
1872 | /* Just select a new current key */ | |
1873 | index = key_idx; | |
0abb5f21 | 1874 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1875 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1876 | if (err) |
57d6e91a | 1877 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1878 | } |
1879 | done: | |
d96b801f | 1880 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1881 | return err; |
1882 | } | |
1883 | ||
1884 | static s32 | |
1885 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1886 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1887 | { | |
992f6068 | 1888 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1889 | struct brcmf_wsec_key key; |
5b435de0 | 1890 | s32 err = 0; |
992f6068 | 1891 | u8 keybuf[8]; |
5b435de0 AS |
1892 | |
1893 | memset(&key, 0, sizeof(key)); | |
1894 | key.index = (u32) key_idx; | |
1895 | /* Instead of bcast for ea address for default wep keys, | |
1896 | driver needs it to be Null */ | |
1897 | if (!is_multicast_ether_addr(mac_addr)) | |
1898 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1899 | key.len = (u32) params->key_len; | |
1900 | /* check for key index change */ | |
1901 | if (key.len == 0) { | |
1902 | /* key delete */ | |
2eaba7e8 | 1903 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1904 | if (err) |
57d6e91a | 1905 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1906 | } else { |
1907 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1908 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1909 | return -EINVAL; |
1910 | } | |
1911 | ||
16886735 | 1912 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1913 | memcpy(key.data, params->key, key.len); |
1914 | ||
992f6068 HM |
1915 | if ((ifp->vif->mode != WL_MODE_AP) && |
1916 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { | |
1917 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
1918 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
1919 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1920 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1921 | } | |
1922 | ||
1923 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
1924 | if (params->seq && params->seq_len == 6) { | |
1925 | /* rx iv */ | |
1926 | u8 *ivptr; | |
1927 | ivptr = (u8 *) params->seq; | |
1928 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
1929 | (ivptr[3] << 8) | ivptr[2]; | |
1930 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
1931 | key.iv_initialized = true; | |
1932 | } | |
1933 | ||
1934 | switch (params->cipher) { | |
1935 | case WLAN_CIPHER_SUITE_WEP40: | |
1936 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 1937 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1938 | break; |
1939 | case WLAN_CIPHER_SUITE_WEP104: | |
1940 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 1941 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1942 | break; |
1943 | case WLAN_CIPHER_SUITE_TKIP: | |
1944 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 1945 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1946 | break; |
1947 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1948 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1949 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1950 | break; |
1951 | case WLAN_CIPHER_SUITE_CCMP: | |
1952 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1953 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
1954 | break; |
1955 | default: | |
57d6e91a | 1956 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
1957 | return -EINVAL; |
1958 | } | |
2eaba7e8 | 1959 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 1960 | if (err) |
57d6e91a | 1961 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
1962 | } |
1963 | return err; | |
1964 | } | |
1965 | ||
1966 | static s32 | |
1967 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
1968 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
1969 | struct key_params *params) | |
1970 | { | |
0abb5f21 | 1971 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1972 | struct brcmf_wsec_key key; |
1973 | s32 val; | |
1974 | s32 wsec; | |
1975 | s32 err = 0; | |
1976 | u8 keybuf[8]; | |
1977 | ||
d96b801f | 1978 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1979 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1980 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1981 | return -EIO; |
1982 | ||
1983 | if (mac_addr) { | |
d96b801f | 1984 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
1985 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
1986 | } | |
1987 | memset(&key, 0, sizeof(key)); | |
1988 | ||
1989 | key.len = (u32) params->key_len; | |
1990 | key.index = (u32) key_idx; | |
1991 | ||
1992 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1993 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
1994 | err = -EINVAL; |
1995 | goto done; | |
1996 | } | |
1997 | memcpy(key.data, params->key, key.len); | |
1998 | ||
1999 | key.flags = BRCMF_PRIMARY_KEY; | |
2000 | switch (params->cipher) { | |
2001 | case WLAN_CIPHER_SUITE_WEP40: | |
2002 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 2003 | val = WEP_ENABLED; |
16886735 | 2004 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2005 | break; |
2006 | case WLAN_CIPHER_SUITE_WEP104: | |
2007 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 2008 | val = WEP_ENABLED; |
16886735 | 2009 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2010 | break; |
2011 | case WLAN_CIPHER_SUITE_TKIP: | |
128ce3b6 | 2012 | if (ifp->vif->mode != WL_MODE_AP) { |
992f6068 | 2013 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
1a873342 HM |
2014 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2015 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2016 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2017 | } | |
5b435de0 | 2018 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2019 | val = TKIP_ENABLED; |
16886735 | 2020 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2021 | break; |
2022 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2023 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2024 | val = AES_ENABLED; |
16886735 | 2025 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2026 | break; |
2027 | case WLAN_CIPHER_SUITE_CCMP: | |
2028 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 2029 | val = AES_ENABLED; |
16886735 | 2030 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2031 | break; |
2032 | default: | |
57d6e91a | 2033 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2034 | err = -EINVAL; |
2035 | goto done; | |
2036 | } | |
2037 | ||
2eaba7e8 | 2038 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2039 | if (err) |
2040 | goto done; | |
2041 | ||
0abb5f21 | 2042 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2043 | if (err) { |
57d6e91a | 2044 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2045 | goto done; |
2046 | } | |
5b435de0 | 2047 | wsec |= val; |
0abb5f21 | 2048 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2049 | if (err) { |
57d6e91a | 2050 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2051 | goto done; |
2052 | } | |
2053 | ||
5b435de0 | 2054 | done: |
d96b801f | 2055 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2056 | return err; |
2057 | } | |
2058 | ||
2059 | static s32 | |
2060 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2061 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2062 | { | |
0abb5f21 | 2063 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2064 | struct brcmf_wsec_key key; |
2065 | s32 err = 0; | |
5b435de0 | 2066 | |
d96b801f | 2067 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2068 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2069 | return -EIO; |
2070 | ||
256c374f HM |
2071 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
2072 | /* we ignore this key index in this case */ | |
57d6e91a | 2073 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
2074 | return -EINVAL; |
2075 | } | |
2076 | ||
5b435de0 AS |
2077 | memset(&key, 0, sizeof(key)); |
2078 | ||
2079 | key.index = (u32) key_idx; | |
2080 | key.flags = BRCMF_PRIMARY_KEY; | |
2081 | key.algo = CRYPTO_ALGO_OFF; | |
2082 | ||
16886735 | 2083 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2084 | |
2085 | /* Set the new key/index */ | |
2eaba7e8 | 2086 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 2087 | |
d96b801f | 2088 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2089 | return err; |
2090 | } | |
2091 | ||
2092 | static s32 | |
2093 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2094 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2095 | void (*callback) (void *cookie, struct key_params * params)) | |
2096 | { | |
2097 | struct key_params params; | |
0abb5f21 AS |
2098 | struct brcmf_if *ifp = netdev_priv(ndev); |
2099 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2100 | struct brcmf_cfg80211_security *sec; |
2101 | s32 wsec; | |
2102 | s32 err = 0; | |
2103 | ||
d96b801f | 2104 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2105 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2106 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2107 | return -EIO; |
2108 | ||
2109 | memset(¶ms, 0, sizeof(params)); | |
2110 | ||
0abb5f21 | 2111 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2112 | if (err) { |
57d6e91a | 2113 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2114 | /* Ignore this error, may happen during DISASSOC */ |
2115 | err = -EAGAIN; | |
2116 | goto done; | |
2117 | } | |
c5bf53a8 | 2118 | if (wsec & WEP_ENABLED) { |
06bb123e | 2119 | sec = &profile->sec; |
5b435de0 AS |
2120 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2121 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2122 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2123 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2124 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2125 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2126 | } |
c5bf53a8 | 2127 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2128 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2129 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2130 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2131 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2132 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2133 | } else { |
57d6e91a | 2134 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2135 | err = -EINVAL; |
2136 | goto done; | |
2137 | } | |
2138 | callback(cookie, ¶ms); | |
2139 | ||
2140 | done: | |
d96b801f | 2141 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2142 | return err; |
2143 | } | |
2144 | ||
2145 | static s32 | |
2146 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2147 | struct net_device *ndev, u8 key_idx) | |
2148 | { | |
647c9ae0 | 2149 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2150 | |
2151 | return -EOPNOTSUPP; | |
2152 | } | |
2153 | ||
2154 | static s32 | |
2155 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
1a873342 | 2156 | u8 *mac, struct station_info *sinfo) |
5b435de0 | 2157 | { |
0abb5f21 AS |
2158 | struct brcmf_if *ifp = netdev_priv(ndev); |
2159 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2160 | struct brcmf_scb_val_le scb_val; |
2161 | int rssi; | |
2162 | s32 rate; | |
2163 | s32 err = 0; | |
06bb123e | 2164 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2165 | struct brcmf_sta_info_le sta_info_le; |
5b435de0 | 2166 | |
d96b801f | 2167 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2168 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2169 | return -EIO; |
2170 | ||
128ce3b6 | 2171 | if (ifp->vif->mode == WL_MODE_AP) { |
81f5dcb8 | 2172 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2173 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2174 | &sta_info_le, |
81f5dcb8 | 2175 | sizeof(sta_info_le)); |
1a873342 | 2176 | if (err < 0) { |
57d6e91a | 2177 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2178 | goto done; |
2179 | } | |
1a873342 | 2180 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2181 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2182 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2183 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2184 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2185 | } |
d96b801f AS |
2186 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2187 | sinfo->inactive_time, sinfo->connected_time); | |
128ce3b6 | 2188 | } else if (ifp->vif->mode == WL_MODE_BSS) { |
1a873342 | 2189 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2190 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2191 | mac, bssid); | |
1a873342 HM |
2192 | err = -ENOENT; |
2193 | goto done; | |
2194 | } | |
2195 | /* Report the current tx rate */ | |
89286dc9 | 2196 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2197 | if (err) { |
57d6e91a | 2198 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2199 | goto done; |
7f6c562d | 2200 | } else { |
1a873342 HM |
2201 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2202 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2203 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2204 | } |
5b435de0 | 2205 | |
c1179033 AS |
2206 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2207 | &ifp->vif->sme_state)) { | |
1a873342 | 2208 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2209 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2210 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2211 | if (err) { |
57d6e91a | 2212 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2213 | goto done; |
2214 | } else { | |
2215 | rssi = le32_to_cpu(scb_val.val); | |
2216 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2217 | sinfo->signal = rssi; | |
16886735 | 2218 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 HM |
2219 | } |
2220 | } | |
2221 | } else | |
2222 | err = -EPERM; | |
5b435de0 | 2223 | done: |
d96b801f | 2224 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2225 | return err; |
2226 | } | |
2227 | ||
2228 | static s32 | |
2229 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2230 | bool enabled, s32 timeout) | |
2231 | { | |
2232 | s32 pm; | |
2233 | s32 err = 0; | |
27a68fe3 | 2234 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2235 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2236 | |
d96b801f | 2237 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2238 | |
2239 | /* | |
2240 | * Powersave enable/disable request is coming from the | |
2241 | * cfg80211 even before the interface is up. In that | |
2242 | * scenario, driver will be storing the power save | |
27a68fe3 | 2243 | * preference in cfg struct to apply this to |
5b435de0 AS |
2244 | * FW later while initializing the dongle |
2245 | */ | |
27a68fe3 | 2246 | cfg->pwr_save = enabled; |
ce81e317 | 2247 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2248 | |
647c9ae0 | 2249 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2250 | goto done; |
2251 | } | |
2252 | ||
2253 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2254 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2255 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2256 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2257 | pm = PM_OFF; | |
2258 | } | |
647c9ae0 | 2259 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2260 | |
c1179033 | 2261 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2262 | if (err) { |
2263 | if (err == -ENODEV) | |
57d6e91a | 2264 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2265 | else |
57d6e91a | 2266 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2267 | } |
2268 | done: | |
d96b801f | 2269 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2270 | return err; |
2271 | } | |
2272 | ||
27a68fe3 | 2273 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2274 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2275 | { |
27a68fe3 | 2276 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2277 | struct ieee80211_channel *notify_channel; |
2278 | struct cfg80211_bss *bss; | |
2279 | struct ieee80211_supported_band *band; | |
83cf17aa | 2280 | struct brcmu_chan ch; |
5b435de0 AS |
2281 | s32 err = 0; |
2282 | u16 channel; | |
2283 | u32 freq; | |
5b435de0 AS |
2284 | u16 notify_capability; |
2285 | u16 notify_interval; | |
2286 | u8 *notify_ie; | |
2287 | size_t notify_ielen; | |
2288 | s32 notify_signal; | |
2289 | ||
2290 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2291 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2292 | return 0; |
2293 | } | |
2294 | ||
83cf17aa FL |
2295 | if (!bi->ctl_ch) { |
2296 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2297 | cfg->d11inf.decchspec(&ch); | |
2298 | bi->ctl_ch = ch.chnum; | |
2299 | } | |
2300 | channel = bi->ctl_ch; | |
5b435de0 AS |
2301 | |
2302 | if (channel <= CH_MAX_2G_CHANNEL) | |
2303 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2304 | else | |
2305 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2306 | ||
2307 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2308 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2309 | ||
5b435de0 AS |
2310 | notify_capability = le16_to_cpu(bi->capability); |
2311 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2312 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2313 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2314 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2315 | ||
16886735 AS |
2316 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2317 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2318 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2319 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2320 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2321 | |
2322 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2323 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2324 | notify_ielen, notify_signal, GFP_KERNEL); |
2325 | ||
e78946e1 FL |
2326 | if (!bss) |
2327 | return -ENOMEM; | |
2328 | ||
5b112d3d | 2329 | cfg80211_put_bss(wiphy, bss); |
5b435de0 AS |
2330 | |
2331 | return err; | |
2332 | } | |
2333 | ||
6f09be0a RV |
2334 | static struct brcmf_bss_info_le * |
2335 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2336 | { | |
2337 | if (bss == NULL) | |
2338 | return list->bss_info_le; | |
2339 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2340 | le32_to_cpu(bss->length)); | |
2341 | } | |
2342 | ||
27a68fe3 | 2343 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2344 | { |
2345 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2346 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2347 | s32 err = 0; |
2348 | int i; | |
2349 | ||
27a68fe3 | 2350 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2351 | if (bss_list->count != 0 && |
2352 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2353 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2354 | bss_list->version); | |
5b435de0 AS |
2355 | return -EOPNOTSUPP; |
2356 | } | |
4e8a008e | 2357 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2358 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2359 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2360 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2361 | if (err) |
2362 | break; | |
2363 | } | |
2364 | return err; | |
2365 | } | |
2366 | ||
27a68fe3 | 2367 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2368 | struct net_device *ndev, const u8 *bssid) |
2369 | { | |
27a68fe3 | 2370 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2371 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2372 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2373 | struct ieee80211_supported_band *band; |
e78946e1 | 2374 | struct cfg80211_bss *bss; |
83cf17aa | 2375 | struct brcmu_chan ch; |
5b435de0 AS |
2376 | u8 *buf = NULL; |
2377 | s32 err = 0; | |
5b435de0 | 2378 | u32 freq; |
5b435de0 AS |
2379 | u16 notify_capability; |
2380 | u16 notify_interval; | |
2381 | u8 *notify_ie; | |
2382 | size_t notify_ielen; | |
2383 | s32 notify_signal; | |
2384 | ||
d96b801f | 2385 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2386 | |
2387 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2388 | if (buf == NULL) { | |
2389 | err = -ENOMEM; | |
2390 | goto CleanUp; | |
2391 | } | |
2392 | ||
2393 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2394 | ||
ac24be6f AS |
2395 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2396 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2397 | if (err) { |
57d6e91a | 2398 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2399 | goto CleanUp; |
2400 | } | |
2401 | ||
d34bf64f | 2402 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2403 | |
83cf17aa FL |
2404 | ch.chspec = le16_to_cpu(bi->chanspec); |
2405 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2406 | |
83cf17aa | 2407 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2408 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2409 | else | |
2410 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2411 | ||
83cf17aa | 2412 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2413 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2414 | ||
5b435de0 AS |
2415 | notify_capability = le16_to_cpu(bi->capability); |
2416 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2417 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2418 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2419 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2420 | ||
83cf17aa | 2421 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2422 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2423 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2424 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2425 | |
e78946e1 | 2426 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2427 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2428 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2429 | ||
e78946e1 FL |
2430 | if (!bss) { |
2431 | err = -ENOMEM; | |
2432 | goto CleanUp; | |
2433 | } | |
2434 | ||
5b112d3d | 2435 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2436 | |
5b435de0 AS |
2437 | CleanUp: |
2438 | ||
2439 | kfree(buf); | |
2440 | ||
d96b801f | 2441 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2442 | |
2443 | return err; | |
2444 | } | |
2445 | ||
128ce3b6 | 2446 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 2447 | { |
128ce3b6 | 2448 | return vif->mode == WL_MODE_IBSS; |
5b435de0 AS |
2449 | } |
2450 | ||
89286dc9 HM |
2451 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2452 | struct brcmf_if *ifp) | |
1a873342 | 2453 | { |
89286dc9 | 2454 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2455 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2456 | struct brcmf_ssid *ssid; |
f8e4b412 | 2457 | struct brcmf_tlv *tim; |
5b435de0 AS |
2458 | u16 beacon_interval; |
2459 | u8 dtim_period; | |
2460 | size_t ie_len; | |
2461 | u8 *ie; | |
2462 | s32 err = 0; | |
2463 | ||
d96b801f | 2464 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2465 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2466 | return err; |
2467 | ||
06bb123e | 2468 | ssid = &profile->ssid; |
5b435de0 | 2469 | |
27a68fe3 | 2470 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2471 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2472 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2473 | if (err) { |
57d6e91a | 2474 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2475 | goto update_bss_info_out; |
2476 | } | |
2477 | ||
27a68fe3 AS |
2478 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2479 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2480 | if (err) |
2481 | goto update_bss_info_out; | |
2482 | ||
2483 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2484 | ie_len = le32_to_cpu(bi->ie_length); | |
2485 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2486 | ||
f8e4b412 | 2487 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2488 | if (tim) |
2489 | dtim_period = tim->data[1]; | |
2490 | else { | |
2491 | /* | |
2492 | * active scan was done so we could not get dtim | |
2493 | * information out of probe response. | |
2494 | * so we speficially query dtim information to dongle. | |
2495 | */ | |
2496 | u32 var; | |
ac24be6f | 2497 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2498 | if (err) { |
57d6e91a | 2499 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2500 | goto update_bss_info_out; |
2501 | } | |
2502 | dtim_period = (u8)var; | |
2503 | } | |
2504 | ||
5b435de0 | 2505 | update_bss_info_out: |
d96b801f | 2506 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2507 | return err; |
2508 | } | |
2509 | ||
18e2f61d | 2510 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2511 | { |
27a68fe3 | 2512 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2513 | |
c1179033 | 2514 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2515 | if (cfg->scan_request) { |
108a4bee | 2516 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2517 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2518 | } |
c1179033 AS |
2519 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2520 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2521 | } |
2522 | ||
e756af5b HM |
2523 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2524 | { | |
27a68fe3 AS |
2525 | struct brcmf_cfg80211_info *cfg = |
2526 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2527 | escan_timeout_work); |
2528 | ||
a0f472ac | 2529 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2530 | } |
2531 | ||
2532 | static void brcmf_escan_timeout(unsigned long data) | |
2533 | { | |
27a68fe3 AS |
2534 | struct brcmf_cfg80211_info *cfg = |
2535 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2536 | |
27a68fe3 | 2537 | if (cfg->scan_request) { |
57d6e91a | 2538 | brcmf_err("timer expired\n"); |
f0799895 | 2539 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2540 | } |
2541 | } | |
2542 | ||
2543 | static s32 | |
83cf17aa FL |
2544 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2545 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2546 | struct brcmf_bss_info_le *bss_info_le) |
2547 | { | |
83cf17aa FL |
2548 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2549 | ||
2550 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2551 | cfg->d11inf.decchspec(&ch_bss); | |
2552 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2553 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2554 | ||
e756af5b | 2555 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2556 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2557 | bss_info_le->SSID_len == bss->SSID_len && |
2558 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
2559 | if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == | |
2560 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2561 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2562 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2563 | ||
e756af5b HM |
2564 | /* preserve max RSSI if the measurements are |
2565 | * both on-channel or both off-channel | |
2566 | */ | |
029591f3 | 2567 | if (bss_info_rssi > bss_rssi) |
e756af5b HM |
2568 | bss->RSSI = bss_info_le->RSSI; |
2569 | } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && | |
2570 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { | |
2571 | /* preserve the on-channel rssi measurement | |
2572 | * if the new measurement is off channel | |
2573 | */ | |
2574 | bss->RSSI = bss_info_le->RSSI; | |
2575 | bss->flags |= WLC_BSS_RSSI_ON_CHANNEL; | |
2576 | } | |
2577 | return 1; | |
2578 | } | |
2579 | return 0; | |
2580 | } | |
2581 | ||
2582 | static s32 | |
1993732e | 2583 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2584 | const struct brcmf_event_msg *e, void *data) |
2585 | { | |
1993732e | 2586 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b HM |
2587 | s32 status; |
2588 | s32 err = 0; | |
2589 | struct brcmf_escan_result_le *escan_result_le; | |
2590 | struct brcmf_bss_info_le *bss_info_le; | |
2591 | struct brcmf_bss_info_le *bss = NULL; | |
2592 | u32 bi_length; | |
2593 | struct brcmf_scan_results *list; | |
2594 | u32 i; | |
97ed15c7 | 2595 | bool aborted; |
e756af5b | 2596 | |
5c36b99a | 2597 | status = e->status; |
e756af5b | 2598 | |
a0f472ac AS |
2599 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2600 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2601 | return -EPERM; |
2602 | } | |
2603 | ||
2604 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2605 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2606 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2607 | if (!escan_result_le) { | |
57d6e91a | 2608 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2609 | goto exit; |
2610 | } | |
e756af5b | 2611 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2612 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2613 | escan_result_le->bss_count); | |
e756af5b HM |
2614 | goto exit; |
2615 | } | |
2616 | bss_info_le = &escan_result_le->bss_info_le; | |
2617 | ||
6eda4e2c HM |
2618 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2619 | goto exit; | |
2620 | ||
2621 | if (!cfg->scan_request) { | |
2622 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2623 | goto exit; | |
2624 | } | |
2625 | ||
e756af5b HM |
2626 | bi_length = le32_to_cpu(bss_info_le->length); |
2627 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2628 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2629 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2630 | bi_length); | |
e756af5b HM |
2631 | goto exit; |
2632 | } | |
2633 | ||
27a68fe3 | 2634 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2635 | BIT(NL80211_IFTYPE_ADHOC))) { |
2636 | if (le16_to_cpu(bss_info_le->capability) & | |
2637 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2638 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2639 | goto exit; |
2640 | } | |
2641 | } | |
2642 | ||
2643 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2644 | cfg->escan_info.escan_buf; |
e756af5b | 2645 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2646 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2647 | goto exit; |
2648 | } | |
2649 | ||
2650 | for (i = 0; i < list->count; i++) { | |
2651 | bss = bss ? (struct brcmf_bss_info_le *) | |
2652 | ((unsigned char *)bss + | |
2653 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2654 | if (brcmf_compare_update_same_bss(cfg, bss, |
2655 | bss_info_le)) | |
e756af5b HM |
2656 | goto exit; |
2657 | } | |
27a68fe3 | 2658 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2659 | bss_info_le, bi_length); |
2660 | list->version = le32_to_cpu(bss_info_le->version); | |
2661 | list->buflen += bi_length; | |
2662 | list->count++; | |
2663 | } else { | |
27a68fe3 | 2664 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2665 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2666 | goto exit; | |
27a68fe3 AS |
2667 | if (cfg->scan_request) { |
2668 | cfg->bss_list = (struct brcmf_scan_results *) | |
2669 | cfg->escan_info.escan_buf; | |
2670 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2671 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
a0f472ac | 2672 | brcmf_notify_escan_complete(cfg, ifp, aborted, |
97ed15c7 | 2673 | false); |
e756af5b | 2674 | } else |
6eda4e2c HM |
2675 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2676 | status); | |
e756af5b HM |
2677 | } |
2678 | exit: | |
2679 | return err; | |
2680 | } | |
2681 | ||
27a68fe3 | 2682 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2683 | { |
5c36b99a AS |
2684 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2685 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2686 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2687 | /* Init scan_timeout timer */ | |
2688 | init_timer(&cfg->escan_timeout); | |
2689 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2690 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2691 | INIT_WORK(&cfg->escan_timeout_work, | |
2692 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2693 | } |
2694 | ||
5addc0de | 2695 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2696 | { |
2697 | if (ms < 1000 / HZ) { | |
2698 | cond_resched(); | |
2699 | mdelay(ms); | |
2700 | } else { | |
2701 | msleep(ms); | |
2702 | } | |
2703 | } | |
2704 | ||
2705 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2706 | { | |
d96b801f | 2707 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2708 | |
5b435de0 AS |
2709 | return 0; |
2710 | } | |
2711 | ||
2712 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2713 | struct cfg80211_wowlan *wow) | |
2714 | { | |
27a68fe3 AS |
2715 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2716 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2717 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2718 | |
d96b801f | 2719 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2720 | |
2721 | /* | |
7d641072 AS |
2722 | * if the primary net_device is not READY there is nothing |
2723 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2724 | */ |
7d641072 AS |
2725 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2726 | if (!check_vif_up(vif)) | |
2727 | goto exit; | |
5b435de0 | 2728 | |
7d641072 AS |
2729 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2730 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2731 | continue; | |
5b435de0 | 2732 | /* |
7d641072 AS |
2733 | * While going to suspend if associated with AP disassociate |
2734 | * from AP to save power while system is in suspended state | |
5b435de0 | 2735 | */ |
903e0eee AS |
2736 | brcmf_link_down(vif); |
2737 | ||
2738 | /* Make sure WPA_Supplicant receives all the event | |
2739 | * generated due to DISASSOC call to the fw to keep | |
2740 | * the state fw and WPA_Supplicant state consistent | |
2741 | */ | |
2742 | brcmf_delay(500); | |
5b435de0 AS |
2743 | } |
2744 | ||
7d641072 AS |
2745 | /* end any scanning */ |
2746 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2747 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2748 | |
2749 | /* Turn off watchdog timer */ | |
f96aa07e | 2750 | brcmf_set_mpc(netdev_priv(ndev), 1); |
5b435de0 | 2751 | |
7d641072 | 2752 | exit: |
d96b801f | 2753 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2754 | /* clear any scanning activity */ |
2755 | cfg->scan_status = 0; | |
5b435de0 AS |
2756 | return 0; |
2757 | } | |
2758 | ||
5b435de0 AS |
2759 | static __used s32 |
2760 | brcmf_update_pmklist(struct net_device *ndev, | |
2761 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2762 | { | |
2763 | int i, j; | |
40c8e95a | 2764 | int pmkid_len; |
5b435de0 | 2765 | |
40c8e95a AS |
2766 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2767 | ||
16886735 | 2768 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2769 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2770 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2771 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2772 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2773 | brcmf_dbg(CONN, "%02x\n", |
2774 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2775 | } |
2776 | ||
2777 | if (!err) | |
ac24be6f AS |
2778 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2779 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2780 | |
2781 | return err; | |
2782 | } | |
2783 | ||
2784 | static s32 | |
2785 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2786 | struct cfg80211_pmksa *pmksa) | |
2787 | { | |
27a68fe3 | 2788 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2789 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2790 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2791 | s32 err = 0; |
2792 | int i; | |
40c8e95a | 2793 | int pmkid_len; |
5b435de0 | 2794 | |
d96b801f | 2795 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2796 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2797 | return -EIO; |
2798 | ||
40c8e95a AS |
2799 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2800 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2801 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2802 | break; | |
2803 | if (i < WL_NUM_PMKIDS_MAX) { | |
2804 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2805 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2806 | if (i == pmkid_len) { |
2807 | pmkid_len++; | |
2808 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2809 | } | |
5b435de0 AS |
2810 | } else |
2811 | err = -EINVAL; | |
2812 | ||
16886735 AS |
2813 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2814 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2815 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2816 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2817 | |
27a68fe3 | 2818 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2819 | |
d96b801f | 2820 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2821 | return err; |
2822 | } | |
2823 | ||
2824 | static s32 | |
2825 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2826 | struct cfg80211_pmksa *pmksa) | |
2827 | { | |
27a68fe3 | 2828 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2829 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2830 | struct pmkid_list pmkid; |
2831 | s32 err = 0; | |
40c8e95a | 2832 | int i, pmkid_len; |
5b435de0 | 2833 | |
d96b801f | 2834 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2835 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2836 | return -EIO; |
2837 | ||
2838 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2839 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2840 | ||
16886735 AS |
2841 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2842 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2843 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2844 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2845 | |
27a68fe3 | 2846 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2847 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2848 | if (!memcmp |
27a68fe3 | 2849 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2850 | ETH_ALEN)) |
2851 | break; | |
2852 | ||
40c8e95a AS |
2853 | if ((pmkid_len > 0) |
2854 | && (i < pmkid_len)) { | |
27a68fe3 | 2855 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2856 | sizeof(struct pmkid)); |
40c8e95a | 2857 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2858 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2859 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2860 | ETH_ALEN); |
27a68fe3 AS |
2861 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2862 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2863 | WLAN_PMKID_LEN); |
2864 | } | |
27a68fe3 | 2865 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2866 | } else |
2867 | err = -EINVAL; | |
2868 | ||
27a68fe3 | 2869 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2870 | |
d96b801f | 2871 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2872 | return err; |
2873 | ||
2874 | } | |
2875 | ||
2876 | static s32 | |
2877 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2878 | { | |
27a68fe3 | 2879 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2880 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2881 | s32 err = 0; |
2882 | ||
d96b801f | 2883 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2884 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2885 | return -EIO; |
2886 | ||
27a68fe3 AS |
2887 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2888 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2889 | |
d96b801f | 2890 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2891 | return err; |
2892 | ||
2893 | } | |
2894 | ||
e5806072 AS |
2895 | /* |
2896 | * PFN result doesn't have all the info which are | |
2897 | * required by the supplicant | |
2898 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
2899 | * via wl_inform_single_bss in the required format. Escan does require the | |
2900 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
2901 | * cfg80211_scan_request one out of the received PNO event. | |
2902 | */ | |
2903 | static s32 | |
1993732e | 2904 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
2905 | const struct brcmf_event_msg *e, void *data) |
2906 | { | |
1993732e | 2907 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
2908 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
2909 | struct cfg80211_scan_request *request = NULL; | |
2910 | struct cfg80211_ssid *ssid = NULL; | |
2911 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 2912 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
2913 | int err = 0; |
2914 | int channel_req = 0; | |
2915 | int band = 0; | |
2916 | struct brcmf_pno_scanresults_le *pfn_result; | |
2917 | u32 result_count; | |
2918 | u32 status; | |
2919 | ||
4e8a008e | 2920 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 2921 | |
5c36b99a | 2922 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 2923 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
2924 | return 0; |
2925 | } | |
2926 | ||
2927 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
2928 | result_count = le32_to_cpu(pfn_result->count); | |
2929 | status = le32_to_cpu(pfn_result->status); | |
2930 | ||
2931 | /* | |
2932 | * PFN event is limited to fit 512 bytes so we may get | |
2933 | * multiple NET_FOUND events. For now place a warning here. | |
2934 | */ | |
2935 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 2936 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
2937 | if (result_count > 0) { |
2938 | int i; | |
2939 | ||
2940 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
2941 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
2942 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
2943 | if (!request || !ssid || !channel) { |
2944 | err = -ENOMEM; | |
2945 | goto out_err; | |
2946 | } | |
2947 | ||
2948 | request->wiphy = wiphy; | |
2949 | data += sizeof(struct brcmf_pno_scanresults_le); | |
2950 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
2951 | ||
2952 | for (i = 0; i < result_count; i++) { | |
2953 | netinfo = &netinfo_start[i]; | |
2954 | if (!netinfo) { | |
57d6e91a AS |
2955 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
2956 | i); | |
e5806072 AS |
2957 | err = -EINVAL; |
2958 | goto out_err; | |
2959 | } | |
2960 | ||
4e8a008e AS |
2961 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
2962 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
2963 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
2964 | ssid[i].ssid_len = netinfo->SSID_len; | |
2965 | request->n_ssids++; | |
2966 | ||
2967 | channel_req = netinfo->channel; | |
2968 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
2969 | band = NL80211_BAND_2GHZ; | |
2970 | else | |
2971 | band = NL80211_BAND_5GHZ; | |
2972 | channel[i].center_freq = | |
2973 | ieee80211_channel_to_frequency(channel_req, | |
2974 | band); | |
2975 | channel[i].band = band; | |
2976 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
2977 | request->channels[i] = &channel[i]; | |
2978 | request->n_channels++; | |
2979 | } | |
2980 | ||
2981 | /* assign parsed ssid array */ | |
2982 | if (request->n_ssids) | |
2983 | request->ssids = &ssid[0]; | |
2984 | ||
c1179033 | 2985 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 2986 | /* Abort any on-going scan */ |
27a68fe3 | 2987 | brcmf_abort_scanning(cfg); |
e5806072 AS |
2988 | } |
2989 | ||
c1179033 | 2990 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
a0f472ac | 2991 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 2992 | if (err) { |
c1179033 | 2993 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
2994 | goto out_err; |
2995 | } | |
27a68fe3 AS |
2996 | cfg->sched_escan = true; |
2997 | cfg->scan_request = request; | |
e5806072 | 2998 | } else { |
57d6e91a | 2999 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3000 | goto out_err; |
3001 | } | |
3002 | ||
3003 | kfree(ssid); | |
3004 | kfree(channel); | |
3005 | kfree(request); | |
3006 | return 0; | |
3007 | ||
3008 | out_err: | |
3009 | kfree(ssid); | |
3010 | kfree(channel); | |
3011 | kfree(request); | |
3012 | cfg80211_sched_scan_stopped(wiphy); | |
3013 | return err; | |
3014 | } | |
3015 | ||
e5806072 AS |
3016 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3017 | { | |
e5806072 AS |
3018 | int ret; |
3019 | ||
3020 | /* Disable pfn */ | |
ac24be6f | 3021 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3022 | if (ret == 0) { |
3023 | /* clear pfn */ | |
ac24be6f AS |
3024 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3025 | NULL, 0); | |
e5806072 AS |
3026 | } |
3027 | if (ret < 0) | |
57d6e91a | 3028 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3029 | |
3030 | return ret; | |
3031 | } | |
3032 | ||
3033 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3034 | { | |
3035 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3036 | |
3037 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3038 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3039 | ||
3040 | /* set extra pno params */ | |
3041 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3042 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3043 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3044 | ||
3045 | /* set up pno scan fr */ | |
3046 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3047 | ||
ac24be6f AS |
3048 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3049 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3050 | } |
3051 | ||
3052 | static int | |
3053 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3054 | struct net_device *ndev, | |
3055 | struct cfg80211_sched_scan_request *request) | |
3056 | { | |
c1179033 | 3057 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3058 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3059 | struct brcmf_pno_net_param_le pfn; |
3060 | int i; | |
3061 | int ret = 0; | |
3062 | ||
dc7bdbf1 | 3063 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3064 | request->n_match_sets, request->n_ssids); |
c1179033 | 3065 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3066 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3067 | return -EAGAIN; |
3068 | } | |
1687eee2 AS |
3069 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3070 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3071 | cfg->scan_status); | |
3072 | return -EAGAIN; | |
3073 | } | |
e5806072 | 3074 | |
dc7bdbf1 | 3075 | if (!request->n_ssids || !request->n_match_sets) { |
57d6e91a | 3076 | brcmf_err("Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3077 | request->n_ssids); |
e5806072 AS |
3078 | return -EINVAL; |
3079 | } | |
3080 | ||
3081 | if (request->n_ssids > 0) { | |
3082 | for (i = 0; i < request->n_ssids; i++) { | |
3083 | /* Active scan req for ssids */ | |
4e8a008e AS |
3084 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3085 | request->ssids[i].ssid); | |
e5806072 AS |
3086 | |
3087 | /* | |
3088 | * match_set ssids is a supert set of n_ssid list, | |
3089 | * so we need not add these set seperately. | |
3090 | */ | |
3091 | } | |
3092 | } | |
3093 | ||
3094 | if (request->n_match_sets > 0) { | |
3095 | /* clean up everything */ | |
3096 | ret = brcmf_dev_pno_clean(ndev); | |
3097 | if (ret < 0) { | |
57d6e91a | 3098 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3099 | return ret; |
3100 | } | |
3101 | ||
3102 | /* configure pno */ | |
3103 | ret = brcmf_dev_pno_config(ndev); | |
3104 | if (ret < 0) { | |
57d6e91a | 3105 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3106 | return -EINVAL; |
3107 | } | |
3108 | ||
3109 | /* configure each match set */ | |
3110 | for (i = 0; i < request->n_match_sets; i++) { | |
3111 | struct cfg80211_ssid *ssid; | |
3112 | u32 ssid_len; | |
3113 | ||
3114 | ssid = &request->match_sets[i].ssid; | |
3115 | ssid_len = ssid->ssid_len; | |
3116 | ||
3117 | if (!ssid_len) { | |
57d6e91a | 3118 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3119 | continue; |
3120 | } | |
3121 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3122 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3123 | pfn.wsec = cpu_to_le32(0); | |
3124 | pfn.infra = cpu_to_le32(1); | |
3125 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3126 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3127 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3128 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3129 | sizeof(pfn)); |
4e8a008e AS |
3130 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3131 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3132 | } |
3133 | /* Enable the PNO */ | |
c1179033 | 3134 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3135 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3136 | return -EINVAL; |
3137 | } | |
3138 | } else { | |
3139 | return -EINVAL; | |
3140 | } | |
3141 | ||
3142 | return 0; | |
3143 | } | |
3144 | ||
3145 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3146 | struct net_device *ndev) | |
3147 | { | |
27a68fe3 | 3148 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3149 | |
4e8a008e | 3150 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3151 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3152 | if (cfg->sched_escan) |
a0f472ac | 3153 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3154 | return 0; |
3155 | } | |
e5806072 | 3156 | |
cbaa177d | 3157 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
3158 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, |
3159 | struct wireless_dev *wdev, | |
3160 | void *data, int len) | |
cbaa177d | 3161 | { |
27a68fe3 | 3162 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3163 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3164 | struct brcmf_dcmd *dcmd = data; |
3165 | struct sk_buff *reply; | |
3166 | int ret; | |
3167 | ||
d96b801f AS |
3168 | brcmf_dbg(TRACE, "cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3169 | dcmd->buf, dcmd->len); | |
f368a5b6 HM |
3170 | |
3171 | if (dcmd->set) | |
ac24be6f AS |
3172 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3173 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3174 | else |
ac24be6f AS |
3175 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3176 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3177 | if (ret == 0) { |
3178 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3179 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3180 | ret = cfg80211_testmode_reply(reply); | |
3181 | } | |
3182 | return ret; | |
3183 | } | |
3184 | #endif | |
3185 | ||
1f170110 | 3186 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3187 | { |
3188 | s32 err; | |
3189 | ||
3190 | /* set auth */ | |
ac24be6f | 3191 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3192 | if (err < 0) { |
57d6e91a | 3193 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3194 | return err; |
3195 | } | |
3196 | /* set wsec */ | |
ac24be6f | 3197 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3198 | if (err < 0) { |
57d6e91a | 3199 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3200 | return err; |
3201 | } | |
3202 | /* set upper-layer auth */ | |
ac24be6f | 3203 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3204 | if (err < 0) { |
57d6e91a | 3205 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3206 | return err; |
3207 | } | |
3208 | ||
3209 | return 0; | |
3210 | } | |
3211 | ||
3212 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3213 | { | |
3214 | if (is_rsn_ie) | |
3215 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3216 | ||
3217 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3218 | } | |
3219 | ||
3220 | static s32 | |
3221 | brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, | |
34778529 | 3222 | bool is_rsn_ie) |
1a873342 | 3223 | { |
ac24be6f | 3224 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3225 | u32 auth = 0; /* d11 open authentication */ |
3226 | u16 count; | |
3227 | s32 err = 0; | |
3228 | s32 len = 0; | |
3229 | u32 i; | |
3230 | u32 wsec; | |
3231 | u32 pval = 0; | |
3232 | u32 gval = 0; | |
3233 | u32 wpa_auth = 0; | |
3234 | u32 offset; | |
3235 | u8 *data; | |
3236 | u16 rsn_cap; | |
3237 | u32 wme_bss_disable; | |
3238 | ||
d96b801f | 3239 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3240 | if (wpa_ie == NULL) |
3241 | goto exit; | |
3242 | ||
3243 | len = wpa_ie->len + TLV_HDR_LEN; | |
3244 | data = (u8 *)wpa_ie; | |
619c5a9a | 3245 | offset = TLV_HDR_LEN; |
1a873342 HM |
3246 | if (!is_rsn_ie) |
3247 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3248 | else |
3249 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3250 | |
3251 | /* check for multicast cipher suite */ | |
3252 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3253 | err = -EINVAL; | |
57d6e91a | 3254 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3255 | goto exit; |
3256 | } | |
3257 | ||
3258 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3259 | err = -EINVAL; | |
57d6e91a | 3260 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3261 | goto exit; |
3262 | } | |
3263 | offset += TLV_OUI_LEN; | |
3264 | ||
3265 | /* pick up multicast cipher */ | |
3266 | switch (data[offset]) { | |
3267 | case WPA_CIPHER_NONE: | |
3268 | gval = 0; | |
3269 | break; | |
3270 | case WPA_CIPHER_WEP_40: | |
3271 | case WPA_CIPHER_WEP_104: | |
3272 | gval = WEP_ENABLED; | |
3273 | break; | |
3274 | case WPA_CIPHER_TKIP: | |
3275 | gval = TKIP_ENABLED; | |
3276 | break; | |
3277 | case WPA_CIPHER_AES_CCM: | |
3278 | gval = AES_ENABLED; | |
3279 | break; | |
3280 | default: | |
3281 | err = -EINVAL; | |
57d6e91a | 3282 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3283 | goto exit; |
3284 | } | |
3285 | ||
3286 | offset++; | |
3287 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3288 | count = data[offset] + (data[offset + 1] << 8); | |
3289 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3290 | /* Check for unicast suite(s) */ | |
3291 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3292 | err = -EINVAL; | |
57d6e91a | 3293 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3294 | goto exit; |
3295 | } | |
3296 | for (i = 0; i < count; i++) { | |
3297 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3298 | err = -EINVAL; | |
57d6e91a | 3299 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3300 | goto exit; |
3301 | } | |
3302 | offset += TLV_OUI_LEN; | |
3303 | switch (data[offset]) { | |
3304 | case WPA_CIPHER_NONE: | |
3305 | break; | |
3306 | case WPA_CIPHER_WEP_40: | |
3307 | case WPA_CIPHER_WEP_104: | |
3308 | pval |= WEP_ENABLED; | |
3309 | break; | |
3310 | case WPA_CIPHER_TKIP: | |
3311 | pval |= TKIP_ENABLED; | |
3312 | break; | |
3313 | case WPA_CIPHER_AES_CCM: | |
3314 | pval |= AES_ENABLED; | |
3315 | break; | |
3316 | default: | |
57d6e91a | 3317 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3318 | } |
3319 | offset++; | |
3320 | } | |
3321 | /* walk thru auth management suite list and pick up what we recognize */ | |
3322 | count = data[offset] + (data[offset + 1] << 8); | |
3323 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3324 | /* Check for auth key management suite(s) */ | |
3325 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3326 | err = -EINVAL; | |
57d6e91a | 3327 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3328 | goto exit; |
3329 | } | |
3330 | for (i = 0; i < count; i++) { | |
3331 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3332 | err = -EINVAL; | |
57d6e91a | 3333 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3334 | goto exit; |
3335 | } | |
3336 | offset += TLV_OUI_LEN; | |
3337 | switch (data[offset]) { | |
3338 | case RSN_AKM_NONE: | |
d96b801f | 3339 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3340 | wpa_auth |= WPA_AUTH_NONE; |
3341 | break; | |
3342 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3343 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3344 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3345 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3346 | break; | |
3347 | case RSN_AKM_PSK: | |
d96b801f | 3348 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3349 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3350 | (wpa_auth |= WPA_AUTH_PSK); | |
3351 | break; | |
3352 | default: | |
57d6e91a | 3353 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3354 | } |
3355 | offset++; | |
3356 | } | |
3357 | ||
3358 | if (is_rsn_ie) { | |
3359 | wme_bss_disable = 1; | |
3360 | if ((offset + RSN_CAP_LEN) <= len) { | |
3361 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3362 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3363 | wme_bss_disable = 0; | |
3364 | } | |
3365 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3366 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3367 | wme_bss_disable); |
1a873342 | 3368 | if (err < 0) { |
57d6e91a | 3369 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3370 | goto exit; |
3371 | } | |
3372 | } | |
3373 | /* FOR WPS , set SES_OW_ENABLED */ | |
3374 | wsec = (pval | gval | SES_OW_ENABLED); | |
3375 | ||
3376 | /* set auth */ | |
ac24be6f | 3377 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3378 | if (err < 0) { |
57d6e91a | 3379 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3380 | goto exit; |
3381 | } | |
3382 | /* set wsec */ | |
ac24be6f | 3383 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3384 | if (err < 0) { |
57d6e91a | 3385 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3386 | goto exit; |
3387 | } | |
3388 | /* set upper-layer auth */ | |
ac24be6f | 3389 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3390 | if (err < 0) { |
57d6e91a | 3391 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3392 | goto exit; |
3393 | } | |
3394 | ||
3395 | exit: | |
3396 | return err; | |
3397 | } | |
3398 | ||
3399 | static s32 | |
3082b9be | 3400 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3401 | struct parsed_vndr_ies *vndr_ies) |
3402 | { | |
3403 | s32 err = 0; | |
3404 | struct brcmf_vs_tlv *vndrie; | |
3405 | struct brcmf_tlv *ie; | |
3406 | struct parsed_vndr_ie_info *parsed_info; | |
3407 | s32 remaining_len; | |
3408 | ||
3409 | remaining_len = (s32)vndr_ie_len; | |
3410 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3411 | ||
3412 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3413 | while (ie) { | |
3414 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3415 | goto next; | |
3416 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3417 | /* len should be bigger than OUI length + one */ | |
3418 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3419 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3420 | vndrie->len); | |
1a873342 HM |
3421 | goto next; |
3422 | } | |
3423 | /* if wpa or wme ie, do not add ie */ | |
3424 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3425 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3426 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3427 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3428 | goto next; |
3429 | } | |
3430 | ||
3431 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3432 | ||
3433 | /* save vndr ie information */ | |
3434 | parsed_info->ie_ptr = (char *)vndrie; | |
3435 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3436 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3437 | ||
3438 | vndr_ies->count++; | |
3439 | ||
d96b801f AS |
3440 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3441 | parsed_info->vndrie.oui[0], | |
3442 | parsed_info->vndrie.oui[1], | |
3443 | parsed_info->vndrie.oui[2], | |
3444 | parsed_info->vndrie.oui_type); | |
1a873342 | 3445 | |
9f440b7b | 3446 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3447 | break; |
3448 | next: | |
b41fc3d7 HM |
3449 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3450 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3451 | ie = NULL; |
3452 | else | |
b41fc3d7 HM |
3453 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3454 | TLV_HDR_LEN); | |
1a873342 HM |
3455 | } |
3456 | return err; | |
3457 | } | |
3458 | ||
3459 | static u32 | |
3460 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3461 | { | |
3462 | ||
3463 | __le32 iecount_le; | |
3464 | __le32 pktflag_le; | |
3465 | ||
3466 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3467 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3468 | ||
3469 | iecount_le = cpu_to_le32(1); | |
3470 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3471 | ||
3472 | pktflag_le = cpu_to_le32(pktflag); | |
3473 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3474 | ||
3475 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3476 | ||
3477 | return ie_len + VNDR_IE_HDR_SIZE; | |
3478 | } | |
3479 | ||
1332e26e AS |
3480 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3481 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3482 | { |
1332e26e AS |
3483 | struct brcmf_if *ifp; |
3484 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3485 | s32 err = 0; |
3486 | u8 *iovar_ie_buf; | |
3487 | u8 *curr_ie_buf; | |
3488 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3489 | int mgmt_ie_buf_len; |
81118d16 | 3490 | u32 *mgmt_ie_len; |
1a873342 HM |
3491 | u32 del_add_ie_buf_len = 0; |
3492 | u32 total_ie_buf_len = 0; | |
3493 | u32 parsed_ie_buf_len = 0; | |
3494 | struct parsed_vndr_ies old_vndr_ies; | |
3495 | struct parsed_vndr_ies new_vndr_ies; | |
3496 | struct parsed_vndr_ie_info *vndrie_info; | |
3497 | s32 i; | |
3498 | u8 *ptr; | |
3e4f319d | 3499 | int remained_buf_len; |
1a873342 | 3500 | |
1332e26e AS |
3501 | if (!vif) |
3502 | return -ENODEV; | |
3503 | ifp = vif->ifp; | |
3504 | saved_ie = &vif->saved_ie; | |
3505 | ||
d96b801f | 3506 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3507 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3508 | if (!iovar_ie_buf) | |
3509 | return -ENOMEM; | |
3510 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3511 | switch (pktflag) { |
3512 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3513 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3514 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3515 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3516 | break; | |
3517 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3518 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3519 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3520 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3521 | break; | |
3522 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3523 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3524 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3525 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3526 | break; | |
3527 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3528 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3529 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3530 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3531 | break; | |
3532 | default: | |
3533 | err = -EPERM; | |
3534 | brcmf_err("not suitable type\n"); | |
3535 | goto exit; | |
1a873342 HM |
3536 | } |
3537 | ||
3538 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3539 | err = -ENOMEM; | |
57d6e91a | 3540 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3541 | goto exit; |
3542 | } | |
3543 | ||
3544 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3545 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3546 | ptr = curr_ie_buf; | |
3547 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3548 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3549 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3550 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3551 | vndrie_info->ie_len); | |
3552 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3553 | } | |
3554 | } | |
3555 | ||
b41fc3d7 | 3556 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3557 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3558 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3559 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3560 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3561 | goto exit; |
3562 | } | |
3563 | ||
3564 | /* parse old vndr_ie */ | |
3565 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3566 | ||
3567 | /* make a command to delete old ie */ | |
3568 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3569 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3570 | ||
d96b801f AS |
3571 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3572 | vndrie_info->vndrie.id, | |
3573 | vndrie_info->vndrie.len, | |
3574 | vndrie_info->vndrie.oui[0], | |
3575 | vndrie_info->vndrie.oui[1], | |
3576 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3577 | |
3578 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3579 | vndrie_info->ie_ptr, | |
3580 | vndrie_info->ie_len, | |
3581 | "del"); | |
3582 | curr_ie_buf += del_add_ie_buf_len; | |
3583 | total_ie_buf_len += del_add_ie_buf_len; | |
3584 | } | |
3585 | } | |
3586 | ||
3587 | *mgmt_ie_len = 0; | |
3588 | /* Add if there is any extra IE */ | |
3589 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3590 | ptr = mgmt_ie_buf; | |
3591 | ||
3592 | remained_buf_len = mgmt_ie_buf_len; | |
3593 | ||
3594 | /* make a command to add new ie */ | |
3595 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3596 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3597 | ||
b41fc3d7 HM |
3598 | /* verify remained buf size before copy data */ |
3599 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3600 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3601 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3602 | remained_buf_len); | |
b41fc3d7 HM |
3603 | break; |
3604 | } | |
3605 | remained_buf_len -= (vndrie_info->ie_len + | |
3606 | VNDR_IE_VSIE_OFFSET); | |
3607 | ||
d96b801f AS |
3608 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3609 | vndrie_info->vndrie.id, | |
3610 | vndrie_info->vndrie.len, | |
3611 | vndrie_info->vndrie.oui[0], | |
3612 | vndrie_info->vndrie.oui[1], | |
3613 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3614 | |
3615 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3616 | vndrie_info->ie_ptr, | |
3617 | vndrie_info->ie_len, | |
3618 | "add"); | |
1a873342 HM |
3619 | |
3620 | /* save the parsed IE in wl struct */ | |
3621 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3622 | vndrie_info->ie_len); | |
3623 | *mgmt_ie_len += vndrie_info->ie_len; | |
3624 | ||
3625 | curr_ie_buf += del_add_ie_buf_len; | |
3626 | total_ie_buf_len += del_add_ie_buf_len; | |
3627 | } | |
3628 | } | |
3629 | if (total_ie_buf_len) { | |
c1179033 | 3630 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3631 | total_ie_buf_len); |
1a873342 | 3632 | if (err) |
57d6e91a | 3633 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3634 | } |
3635 | ||
3636 | exit: | |
3637 | kfree(iovar_ie_buf); | |
3638 | return err; | |
3639 | } | |
3640 | ||
5f4f9f11 AS |
3641 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3642 | { | |
3643 | s32 pktflags[] = { | |
3644 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3645 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3646 | BRCMF_VNDR_IE_BEACON_FLAG | |
3647 | }; | |
3648 | int i; | |
3649 | ||
3650 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3651 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3652 | ||
3653 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3654 | return 0; | |
3655 | } | |
3656 | ||
a0f07959 HM |
3657 | static s32 |
3658 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3659 | struct cfg80211_beacon_data *beacon) | |
3660 | { | |
3661 | s32 err; | |
3662 | ||
3663 | /* Set Beacon IEs to FW */ | |
3664 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3665 | beacon->tail, beacon->tail_len); | |
3666 | if (err) { | |
3667 | brcmf_err("Set Beacon IE Failed\n"); | |
3668 | return err; | |
3669 | } | |
3670 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3671 | ||
3672 | /* Set Probe Response IEs to FW */ | |
3673 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3674 | beacon->proberesp_ies, | |
3675 | beacon->proberesp_ies_len); | |
3676 | if (err) | |
3677 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3678 | else | |
3679 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3680 | ||
3681 | return err; | |
3682 | } | |
3683 | ||
1c9d30cf HM |
3684 | static s32 |
3685 | brcmf_cfg80211_set_channel(struct brcmf_cfg80211_info *cfg, | |
3686 | struct brcmf_if *ifp, | |
3687 | struct ieee80211_channel *channel) | |
3688 | { | |
3689 | u16 chanspec; | |
3690 | s32 err; | |
3691 | ||
3692 | brcmf_dbg(TRACE, "band=%d, center_freq=%d\n", channel->band, | |
3693 | channel->center_freq); | |
3694 | ||
3695 | chanspec = channel_to_chanspec(&cfg->d11inf, channel); | |
3696 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
3697 | ||
3698 | return err; | |
3699 | } | |
3700 | ||
1a873342 HM |
3701 | static s32 |
3702 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3703 | struct cfg80211_ap_settings *settings) | |
3704 | { | |
3705 | s32 ie_offset; | |
1c9d30cf | 3706 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3707 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3708 | struct brcmf_tlv *ssid_ie; |
3709 | struct brcmf_ssid_le ssid_le; | |
1a873342 HM |
3710 | s32 err = -EPERM; |
3711 | struct brcmf_tlv *rsn_ie; | |
3712 | struct brcmf_vs_tlv *wpa_ie; | |
3713 | struct brcmf_join_params join_params; | |
a0f07959 HM |
3714 | enum nl80211_iftype dev_role; |
3715 | struct brcmf_fil_bss_enable_le bss_enable; | |
1a873342 | 3716 | |
d96b801f AS |
3717 | brcmf_dbg(TRACE, "channel_type=%d, beacon_interval=%d, dtim_period=%d,\n", |
3718 | cfg80211_get_chandef_type(&settings->chandef), | |
3719 | settings->beacon_interval, | |
3720 | settings->dtim_period); | |
3721 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", | |
3722 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3723 | settings->inactivity_timeout); | |
1a873342 | 3724 | |
426d0a56 | 3725 | dev_role = ifp->vif->wdev.iftype; |
1a873342 HM |
3726 | |
3727 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3728 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3729 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3730 | ssid_ie = brcmf_parse_tlvs( | |
3731 | (u8 *)&settings->beacon.head[ie_offset], | |
3732 | settings->beacon.head_len - ie_offset, | |
3733 | WLAN_EID_SSID); | |
3734 | if (!ssid_ie) | |
3735 | return -EINVAL; | |
3736 | ||
3737 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3738 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3739 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3740 | } else { |
3741 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3742 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3743 | } | |
3744 | ||
f96aa07e | 3745 | brcmf_set_mpc(ifp, 0); |
b3657453 | 3746 | brcmf_configure_arp_offload(ifp, false); |
1a873342 HM |
3747 | |
3748 | /* find the RSN_IE */ | |
3749 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3750 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3751 | ||
3752 | /* find the WPA_IE */ | |
3753 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3754 | settings->beacon.tail_len); | |
3755 | ||
1a873342 | 3756 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3757 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3758 | if (wpa_ie != NULL) { |
3759 | /* WPA IE */ | |
34778529 | 3760 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3761 | if (err < 0) |
3762 | goto exit; | |
1a873342 HM |
3763 | } else { |
3764 | /* RSN IE */ | |
3765 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3766 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3767 | if (err < 0) |
3768 | goto exit; | |
1a873342 | 3769 | } |
1a873342 | 3770 | } else { |
d96b801f | 3771 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3772 | brcmf_configure_opensecurity(ifp); |
1a873342 | 3773 | } |
1a873342 | 3774 | |
a0f07959 | 3775 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 3776 | |
1c9d30cf HM |
3777 | err = brcmf_cfg80211_set_channel(cfg, ifp, settings->chandef.chan); |
3778 | if (err < 0) { | |
3779 | brcmf_err("Set Channel failed, %d\n", err); | |
3780 | goto exit; | |
3781 | } | |
3782 | ||
1a873342 | 3783 | if (settings->beacon_interval) { |
ac24be6f | 3784 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3785 | settings->beacon_interval); |
1a873342 | 3786 | if (err < 0) { |
57d6e91a | 3787 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3788 | goto exit; |
3789 | } | |
3790 | } | |
3791 | if (settings->dtim_period) { | |
ac24be6f | 3792 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3793 | settings->dtim_period); |
1a873342 | 3794 | if (err < 0) { |
57d6e91a | 3795 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3796 | goto exit; |
3797 | } | |
3798 | } | |
a0f07959 HM |
3799 | |
3800 | if (dev_role == NL80211_IFTYPE_AP) { | |
3801 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
3802 | if (err < 0) { | |
3803 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
3804 | goto exit; | |
3805 | } | |
2880b868 | 3806 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3807 | } |
3808 | ||
a0f07959 | 3809 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3810 | if (err < 0) { |
a0f07959 | 3811 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3812 | goto exit; |
3813 | } | |
a0f07959 HM |
3814 | if (dev_role == NL80211_IFTYPE_AP) { |
3815 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); | |
3816 | if (err < 0) { | |
3817 | brcmf_err("setting AP mode failed %d\n", err); | |
3818 | goto exit; | |
3819 | } | |
3820 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
3821 | if (err < 0) { | |
3822 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
3823 | goto exit; | |
3824 | } | |
3825 | ||
3826 | memset(&join_params, 0, sizeof(join_params)); | |
3827 | /* join parameters starts with ssid */ | |
3828 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3829 | /* create softap */ | |
3830 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3831 | &join_params, sizeof(join_params)); | |
3832 | if (err < 0) { | |
3833 | brcmf_err("SET SSID error (%d)\n", err); | |
3834 | goto exit; | |
3835 | } | |
3836 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
3837 | } else { | |
3838 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
3839 | sizeof(ssid_le)); | |
3840 | if (err < 0) { | |
3841 | brcmf_err("setting ssid failed %d\n", err); | |
3842 | goto exit; | |
3843 | } | |
3844 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3845 | bss_enable.enable = cpu_to_le32(1); | |
3846 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3847 | sizeof(bss_enable)); | |
3848 | if (err < 0) { | |
3849 | brcmf_err("bss_enable config failed %d\n", err); | |
3850 | goto exit; | |
3851 | } | |
3852 | ||
3853 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
3854 | } | |
c1179033 AS |
3855 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3856 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3857 | |
3858 | exit: | |
b3657453 | 3859 | if (err) { |
f96aa07e | 3860 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
3861 | brcmf_configure_arp_offload(ifp, true); |
3862 | } | |
1a873342 HM |
3863 | return err; |
3864 | } | |
3865 | ||
3866 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3867 | { | |
c1179033 | 3868 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 3869 | s32 err; |
426d0a56 | 3870 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 3871 | struct brcmf_join_params join_params; |
1a873342 | 3872 | |
d96b801f | 3873 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3874 | |
426d0a56 | 3875 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
3876 | /* Due to most likely deauths outstanding we sleep */ |
3877 | /* first to make sure they get processed by fw. */ | |
3878 | msleep(400); | |
5c33a942 HM |
3879 | |
3880 | memset(&join_params, 0, sizeof(join_params)); | |
3881 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
3882 | &join_params, sizeof(join_params)); | |
3883 | if (err < 0) | |
3884 | brcmf_err("SET SSID error (%d)\n", err); | |
128ce3b6 | 3885 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
5c33a942 | 3886 | if (err < 0) |
57d6e91a | 3887 | brcmf_err("BRCMF_C_UP error %d\n", err); |
5c33a942 HM |
3888 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
3889 | if (err < 0) | |
3890 | brcmf_err("setting AP mode failed %d\n", err); | |
3891 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
3892 | if (err < 0) | |
3893 | brcmf_err("setting INFRA mode failed %d\n", err); | |
426d0a56 HM |
3894 | } else { |
3895 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
3896 | bss_enable.enable = cpu_to_le32(0); | |
3897 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
3898 | sizeof(bss_enable)); | |
3899 | if (err < 0) | |
3900 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 3901 | } |
f96aa07e | 3902 | brcmf_set_mpc(ifp, 1); |
b3657453 | 3903 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
3904 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3905 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
3906 | ||
1a873342 HM |
3907 | return err; |
3908 | } | |
3909 | ||
a0f07959 HM |
3910 | static s32 |
3911 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
3912 | struct cfg80211_beacon_data *info) | |
3913 | { | |
a0f07959 HM |
3914 | struct brcmf_if *ifp = netdev_priv(ndev); |
3915 | s32 err; | |
3916 | ||
3917 | brcmf_dbg(TRACE, "Enter\n"); | |
3918 | ||
a0f07959 HM |
3919 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
3920 | ||
3921 | return err; | |
3922 | } | |
3923 | ||
1a873342 HM |
3924 | static int |
3925 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3926 | u8 *mac) | |
3927 | { | |
a0f07959 | 3928 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 3929 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 3930 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3931 | s32 err; |
3932 | ||
3933 | if (!mac) | |
3934 | return -EFAULT; | |
3935 | ||
d96b801f | 3936 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 3937 | |
a0f07959 HM |
3938 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
3939 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 3940 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
3941 | return -EIO; |
3942 | ||
3943 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
3944 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 3945 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 3946 | &scbval, sizeof(scbval)); |
1a873342 | 3947 | if (err) |
57d6e91a | 3948 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 3949 | |
d96b801f | 3950 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
3951 | return err; |
3952 | } | |
3953 | ||
0de8aace HM |
3954 | |
3955 | static void | |
3956 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
3957 | struct wireless_dev *wdev, | |
3958 | u16 frame_type, bool reg) | |
3959 | { | |
7fa2e352 | 3960 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
3961 | u16 mgmt_type; |
3962 | ||
3963 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
3964 | ||
3965 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 3966 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
3967 | if (reg) |
3968 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
3969 | else | |
318a64ce | 3970 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
3971 | } |
3972 | ||
3973 | ||
3974 | static int | |
3975 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
3976 | struct ieee80211_channel *chan, bool offchan, | |
3977 | unsigned int wait, const u8 *buf, size_t len, | |
3978 | bool no_cck, bool dont_wait_for_ack, u64 *cookie) | |
3979 | { | |
3980 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3981 | const struct ieee80211_mgmt *mgmt; | |
3982 | struct brcmf_cfg80211_vif *vif; | |
3983 | s32 err = 0; | |
3984 | s32 ie_offset; | |
3985 | s32 ie_len; | |
18e2f61d HM |
3986 | struct brcmf_fil_action_frame_le *action_frame; |
3987 | struct brcmf_fil_af_params_le *af_params; | |
3988 | bool ack; | |
3989 | s32 chan_nr; | |
c2ff8cad | 3990 | u32 freq; |
0de8aace HM |
3991 | |
3992 | brcmf_dbg(TRACE, "Enter\n"); | |
3993 | ||
3994 | *cookie = 0; | |
3995 | ||
3996 | mgmt = (const struct ieee80211_mgmt *)buf; | |
3997 | ||
a0f07959 HM |
3998 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
3999 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4000 | return -EPERM; | |
4001 | } | |
0de8aace | 4002 | |
c2ff8cad AQ |
4003 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4004 | ||
a0f07959 HM |
4005 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4006 | /* Right now the only reason to get a probe response */ | |
4007 | /* is for p2p listen response or for p2p GO from */ | |
4008 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4009 | /* on primary ndev, while dongle wants it on the p2p */ | |
4010 | /* vif. Since this is only reason for a probe */ | |
4011 | /* response to be sent, the vif is taken from cfg. */ | |
4012 | /* If ever desired to send proberesp for non p2p */ | |
4013 | /* response then data should be checked for */ | |
4014 | /* "DIRECT-". Note in future supplicant will take */ | |
4015 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4016 | /* is not needed anymore. */ | |
4017 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4018 | DOT11_BCN_PRB_FIXED_LEN; | |
4019 | ie_len = len - ie_offset; | |
a0f07959 | 4020 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4021 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4022 | err = brcmf_vif_set_mgmt_ie(vif, |
4023 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4024 | &buf[ie_offset], | |
4025 | ie_len); | |
4026 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4027 | GFP_KERNEL); | |
18e2f61d HM |
4028 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4029 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4030 | if (af_params == NULL) { | |
4031 | brcmf_err("unable to allocate frame\n"); | |
4032 | err = -ENOMEM; | |
4033 | goto exit; | |
4034 | } | |
4035 | action_frame = &af_params->action_frame; | |
4036 | /* Add the packet Id */ | |
4037 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4038 | /* Add BSSID */ | |
4039 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4040 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4041 | /* Add the length exepted for 802.11 header */ | |
4042 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4043 | /* Add the channel. Use the one specified as parameter if any or |
4044 | * the current one (got from the firmware) otherwise | |
4045 | */ | |
4046 | if (chan) | |
4047 | freq = chan->center_freq; | |
4048 | else | |
4049 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4050 | &freq); | |
4051 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4052 | af_params->channel = cpu_to_le32(chan_nr); |
4053 | ||
4054 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4055 | le16_to_cpu(action_frame->len)); | |
4056 | ||
4057 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4058 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4059 | |
7fa2e352 | 4060 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4061 | af_params); |
4062 | ||
4063 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4064 | GFP_KERNEL); | |
4065 | kfree(af_params); | |
a0f07959 HM |
4066 | } else { |
4067 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4068 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4069 | } |
a0f07959 | 4070 | |
18e2f61d | 4071 | exit: |
0de8aace HM |
4072 | return err; |
4073 | } | |
4074 | ||
4075 | ||
4076 | static int | |
4077 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4078 | struct wireless_dev *wdev, | |
4079 | u64 cookie) | |
4080 | { | |
4081 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4082 | struct brcmf_cfg80211_vif *vif; | |
4083 | int err = 0; | |
4084 | ||
4085 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4086 | ||
4087 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4088 | if (vif == NULL) { | |
4089 | brcmf_err("No p2p device available for probe response\n"); | |
4090 | err = -ENODEV; | |
4091 | goto exit; | |
4092 | } | |
4093 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4094 | exit: | |
4095 | return err; | |
4096 | } | |
4097 | ||
61730d4d PH |
4098 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4099 | struct wireless_dev *wdev, | |
4100 | enum nl80211_crit_proto_id proto, | |
4101 | u16 duration) | |
4102 | { | |
4103 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4104 | struct brcmf_cfg80211_vif *vif; | |
4105 | ||
4106 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4107 | ||
4108 | /* only DHCP support for now */ | |
4109 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4110 | return -EINVAL; | |
4111 | ||
4112 | /* suppress and abort scanning */ | |
4113 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4114 | brcmf_abort_scanning(cfg); | |
4115 | ||
4116 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4117 | } | |
4118 | ||
4119 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4120 | struct wireless_dev *wdev) | |
4121 | { | |
4122 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4123 | struct brcmf_cfg80211_vif *vif; | |
4124 | ||
4125 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4126 | ||
4127 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4128 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4129 | } | |
4130 | ||
89c2f382 AS |
4131 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4132 | { | |
4133 | int ret; | |
4134 | ||
4135 | switch (oper) { | |
4136 | case NL80211_TDLS_DISCOVERY_REQ: | |
4137 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4138 | break; | |
4139 | case NL80211_TDLS_SETUP: | |
4140 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4141 | break; | |
4142 | case NL80211_TDLS_TEARDOWN: | |
4143 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4144 | break; | |
4145 | default: | |
4146 | brcmf_err("unsupported operation: %d\n", oper); | |
4147 | ret = -EOPNOTSUPP; | |
4148 | } | |
4149 | return ret; | |
4150 | } | |
4151 | ||
4152 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
4153 | struct net_device *ndev, u8 *peer, | |
4154 | enum nl80211_tdls_operation oper) | |
4155 | { | |
4156 | struct brcmf_if *ifp; | |
4157 | struct brcmf_tdls_iovar_le info; | |
4158 | int ret = 0; | |
4159 | ||
4160 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4161 | if (ret < 0) | |
4162 | return ret; | |
4163 | ||
4164 | ifp = netdev_priv(ndev); | |
4165 | memset(&info, 0, sizeof(info)); | |
4166 | info.mode = (u8)ret; | |
4167 | if (peer) | |
4168 | memcpy(info.ea, peer, ETH_ALEN); | |
4169 | ||
4170 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4171 | &info, sizeof(info)); | |
4172 | if (ret < 0) | |
4173 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4174 | ||
4175 | return ret; | |
4176 | } | |
4177 | ||
5b435de0 | 4178 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4179 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4180 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4181 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4182 | .scan = brcmf_cfg80211_scan, | |
4183 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4184 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4185 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4186 | .get_station = brcmf_cfg80211_get_station, | |
4187 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4188 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4189 | .add_key = brcmf_cfg80211_add_key, | |
4190 | .del_key = brcmf_cfg80211_del_key, | |
4191 | .get_key = brcmf_cfg80211_get_key, | |
4192 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4193 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4194 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4195 | .connect = brcmf_cfg80211_connect, |
4196 | .disconnect = brcmf_cfg80211_disconnect, | |
4197 | .suspend = brcmf_cfg80211_suspend, | |
4198 | .resume = brcmf_cfg80211_resume, | |
4199 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4200 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4201 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4202 | .start_ap = brcmf_cfg80211_start_ap, |
4203 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4204 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4205 | .del_station = brcmf_cfg80211_del_station, |
e5806072 AS |
4206 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4207 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4208 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4209 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4210 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4211 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4212 | .start_p2p_device = brcmf_p2p_start_device, |
4213 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4214 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4215 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4216 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
e3335476 | 4217 | CFG80211_TESTMODE_CMD(brcmf_cfg80211_testmode) |
5b435de0 AS |
4218 | }; |
4219 | ||
9f440b7b | 4220 | static s32 brcmf_nl80211_iftype_to_mode(enum nl80211_iftype type) |
5b435de0 | 4221 | { |
9f440b7b AS |
4222 | switch (type) { |
4223 | case NL80211_IFTYPE_AP_VLAN: | |
4224 | case NL80211_IFTYPE_WDS: | |
4225 | case NL80211_IFTYPE_MONITOR: | |
4226 | case NL80211_IFTYPE_MESH_POINT: | |
4227 | return -ENOTSUPP; | |
4228 | case NL80211_IFTYPE_ADHOC: | |
4229 | return WL_MODE_IBSS; | |
4230 | case NL80211_IFTYPE_STATION: | |
4231 | case NL80211_IFTYPE_P2P_CLIENT: | |
4232 | return WL_MODE_BSS; | |
4233 | case NL80211_IFTYPE_AP: | |
4234 | case NL80211_IFTYPE_P2P_GO: | |
4235 | return WL_MODE_AP; | |
4236 | case NL80211_IFTYPE_P2P_DEVICE: | |
4237 | return WL_MODE_P2P; | |
4238 | case NL80211_IFTYPE_UNSPECIFIED: | |
5b435de0 | 4239 | default: |
9f440b7b | 4240 | break; |
5b435de0 AS |
4241 | } |
4242 | ||
9f440b7b | 4243 | return -EINVAL; |
5b435de0 AS |
4244 | } |
4245 | ||
e5806072 AS |
4246 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4247 | { | |
e5806072 AS |
4248 | /* scheduled scan settings */ |
4249 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4250 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4251 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4252 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
4253 | } |
4254 | ||
9f440b7b AS |
4255 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
4256 | { | |
dded3d53 | 4257 | .max = 2, |
9f440b7b AS |
4258 | .types = BIT(NL80211_IFTYPE_STATION) | |
4259 | BIT(NL80211_IFTYPE_ADHOC) | | |
4260 | BIT(NL80211_IFTYPE_AP) | |
4261 | }, | |
4262 | { | |
4263 | .max = 1, | |
4264 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4265 | BIT(NL80211_IFTYPE_P2P_GO) | |
4266 | }, | |
9af221b3 AS |
4267 | { |
4268 | .max = 1, | |
4269 | .types = BIT(NL80211_IFTYPE_P2P_DEVICE) | |
4270 | } | |
9f440b7b AS |
4271 | }; |
4272 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
4273 | { | |
dded3d53 | 4274 | .max_interfaces = BRCMF_IFACE_MAX_CNT, |
1c9d30cf | 4275 | .num_different_channels = 2, |
9f440b7b AS |
4276 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), |
4277 | .limits = brcmf_iface_limits | |
4278 | } | |
4279 | }; | |
4280 | ||
0de8aace HM |
4281 | static const struct ieee80211_txrx_stypes |
4282 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
4283 | [NL80211_IFTYPE_STATION] = { | |
4284 | .tx = 0xffff, | |
4285 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4286 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4287 | }, | |
4288 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
4289 | .tx = 0xffff, | |
4290 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4291 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
4292 | }, | |
4293 | [NL80211_IFTYPE_P2P_GO] = { | |
4294 | .tx = 0xffff, | |
4295 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
4296 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
4297 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
4298 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
4299 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
4300 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
4301 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
bffc61c9 AS |
4302 | }, |
4303 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
4304 | .tx = 0xffff, | |
4305 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
4306 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
0de8aace HM |
4307 | } |
4308 | }; | |
4309 | ||
3eacf866 | 4310 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4311 | { |
3eacf866 | 4312 | struct wiphy *wiphy; |
5b435de0 AS |
4313 | s32 err = 0; |
4314 | ||
3eacf866 AS |
4315 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4316 | if (!wiphy) { | |
57d6e91a | 4317 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4318 | return ERR_PTR(-ENOMEM); |
4319 | } | |
4320 | set_wiphy_dev(wiphy, phydev); | |
4321 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4322 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4323 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4324 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4325 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4326 | BIT(NL80211_IFTYPE_AP) | |
4327 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
9af221b3 AS |
4328 | BIT(NL80211_IFTYPE_P2P_GO) | |
4329 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
9f440b7b AS |
4330 | wiphy->iface_combinations = brcmf_iface_combos; |
4331 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 | 4332 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
3eacf866 AS |
4333 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4334 | wiphy->cipher_suites = __wl_cipher_suites; | |
4335 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace | 4336 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6eda4e2c | 4337 | WIPHY_FLAG_OFFCHAN_TX | |
89c2f382 AS |
4338 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
4339 | WIPHY_FLAG_SUPPORTS_TDLS; | |
0de8aace HM |
4340 | wiphy->mgmt_stypes = brcmf_txrx_stypes; |
4341 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 | 4342 | brcmf_wiphy_pno_params(wiphy); |
d48200ba HM |
4343 | brcmf_dbg(INFO, "Registering custom regulatory\n"); |
4344 | wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; | |
4345 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
3eacf866 | 4346 | err = wiphy_register(wiphy); |
5b435de0 | 4347 | if (err < 0) { |
57d6e91a | 4348 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4349 | wiphy_free(wiphy); |
4350 | return ERR_PTR(err); | |
5b435de0 | 4351 | } |
3eacf866 AS |
4352 | return wiphy; |
4353 | } | |
4354 | ||
3eacf866 | 4355 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4356 | enum nl80211_iftype type, |
4357 | bool pm_block) | |
3eacf866 AS |
4358 | { |
4359 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4360 | |
3eacf866 AS |
4361 | if (cfg->vif_cnt == BRCMF_IFACE_MAX_CNT) |
4362 | return ERR_PTR(-ENOSPC); | |
5b435de0 | 4363 | |
33a6b157 | 4364 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4365 | sizeof(*vif)); |
3eacf866 AS |
4366 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4367 | if (!vif) | |
4368 | return ERR_PTR(-ENOMEM); | |
4369 | ||
4370 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4371 | vif->wdev.iftype = type; |
5b435de0 | 4372 | |
9f440b7b | 4373 | vif->mode = brcmf_nl80211_iftype_to_mode(type); |
3eacf866 AS |
4374 | vif->pm_block = pm_block; |
4375 | vif->roam_off = -1; | |
4376 | ||
6ac4f4ed AS |
4377 | brcmf_init_prof(&vif->profile); |
4378 | ||
3eacf866 AS |
4379 | list_add_tail(&vif->list, &cfg->vif_list); |
4380 | cfg->vif_cnt++; | |
4381 | return vif; | |
5b435de0 AS |
4382 | } |
4383 | ||
24e28bee AS |
4384 | void brcmf_free_vif(struct brcmf_cfg80211_info *cfg, |
4385 | struct brcmf_cfg80211_vif *vif) | |
5b435de0 | 4386 | { |
3eacf866 AS |
4387 | list_del(&vif->list); |
4388 | cfg->vif_cnt--; | |
4389 | ||
4390 | kfree(vif); | |
4391 | if (!cfg->vif_cnt) { | |
24e28bee AS |
4392 | wiphy_unregister(cfg->wiphy); |
4393 | wiphy_free(cfg->wiphy); | |
5b435de0 | 4394 | } |
5b435de0 AS |
4395 | } |
4396 | ||
903e0eee | 4397 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4398 | { |
5c36b99a AS |
4399 | u32 event = e->event_code; |
4400 | u32 status = e->status; | |
5b435de0 AS |
4401 | |
4402 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4403 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4404 | return true; |
4405 | } | |
4406 | ||
4407 | return false; | |
4408 | } | |
4409 | ||
903e0eee | 4410 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4411 | { |
5c36b99a AS |
4412 | u32 event = e->event_code; |
4413 | u16 flags = e->flags; | |
5b435de0 AS |
4414 | |
4415 | if (event == BRCMF_E_LINK && (!(flags & BRCMF_EVENT_MSG_LINK))) { | |
16886735 | 4416 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4417 | return true; |
4418 | } | |
4419 | return false; | |
4420 | } | |
4421 | ||
27a68fe3 | 4422 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4423 | const struct brcmf_event_msg *e) |
4424 | { | |
5c36b99a AS |
4425 | u32 event = e->event_code; |
4426 | u32 status = e->status; | |
5b435de0 AS |
4427 | |
4428 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4429 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4430 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4431 | return true; |
4432 | } | |
4433 | ||
4434 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4435 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4436 | return true; |
4437 | } | |
4438 | ||
4439 | return false; | |
4440 | } | |
4441 | ||
27a68fe3 | 4442 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4443 | { |
27a68fe3 | 4444 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4445 | |
4446 | kfree(conn_info->req_ie); | |
4447 | conn_info->req_ie = NULL; | |
4448 | conn_info->req_ie_len = 0; | |
4449 | kfree(conn_info->resp_ie); | |
4450 | conn_info->resp_ie = NULL; | |
4451 | conn_info->resp_ie_len = 0; | |
4452 | } | |
4453 | ||
89286dc9 HM |
4454 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4455 | struct brcmf_if *ifp) | |
5b435de0 | 4456 | { |
c4e382d2 | 4457 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4458 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4459 | u32 req_len; |
4460 | u32 resp_len; | |
4461 | s32 err = 0; | |
4462 | ||
27a68fe3 | 4463 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4464 | |
ac24be6f AS |
4465 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4466 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4467 | if (err) { |
57d6e91a | 4468 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4469 | return err; |
4470 | } | |
c4e382d2 | 4471 | assoc_info = |
27a68fe3 | 4472 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4473 | req_len = le32_to_cpu(assoc_info->req_len); |
4474 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4475 | if (req_len) { |
ac24be6f | 4476 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4477 | cfg->extra_buf, |
4478 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4479 | if (err) { |
57d6e91a | 4480 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4481 | return err; |
4482 | } | |
4483 | conn_info->req_ie_len = req_len; | |
4484 | conn_info->req_ie = | |
27a68fe3 | 4485 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4486 | GFP_KERNEL); |
4487 | } else { | |
4488 | conn_info->req_ie_len = 0; | |
4489 | conn_info->req_ie = NULL; | |
4490 | } | |
4491 | if (resp_len) { | |
ac24be6f | 4492 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4493 | cfg->extra_buf, |
4494 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4495 | if (err) { |
57d6e91a | 4496 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4497 | return err; |
4498 | } | |
4499 | conn_info->resp_ie_len = resp_len; | |
4500 | conn_info->resp_ie = | |
27a68fe3 | 4501 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4502 | GFP_KERNEL); |
4503 | } else { | |
4504 | conn_info->resp_ie_len = 0; | |
4505 | conn_info->resp_ie = NULL; | |
4506 | } | |
16886735 AS |
4507 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4508 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4509 | |
4510 | return err; | |
4511 | } | |
4512 | ||
4513 | static s32 | |
27a68fe3 | 4514 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4515 | struct net_device *ndev, |
4516 | const struct brcmf_event_msg *e) | |
4517 | { | |
c1179033 AS |
4518 | struct brcmf_if *ifp = netdev_priv(ndev); |
4519 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4520 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4521 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4522 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4523 | struct ieee80211_supported_band *band; |
a180b83b | 4524 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4525 | struct brcmu_chan ch; |
5b435de0 AS |
4526 | u32 freq; |
4527 | s32 err = 0; | |
a180b83b | 4528 | u8 *buf; |
5b435de0 | 4529 | |
d96b801f | 4530 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4531 | |
89286dc9 | 4532 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4533 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4534 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4535 | |
a180b83b FL |
4536 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4537 | if (buf == NULL) { | |
4538 | err = -ENOMEM; | |
4539 | goto done; | |
4540 | } | |
4541 | ||
4542 | /* data sent to dongle has to be little endian */ | |
4543 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4544 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4545 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4546 | |
4547 | if (err) | |
4548 | goto done; | |
5b435de0 | 4549 | |
a180b83b | 4550 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4551 | ch.chspec = le16_to_cpu(bi->chanspec); |
4552 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4553 | |
83cf17aa | 4554 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4555 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4556 | else | |
4557 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4558 | ||
83cf17aa | 4559 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4560 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4561 | ||
a180b83b FL |
4562 | done: |
4563 | kfree(buf); | |
06bb123e | 4564 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4565 | conn_info->req_ie, conn_info->req_ie_len, |
4566 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4567 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4568 | |
c1179033 | 4569 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4570 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4571 | return err; |
4572 | } | |
4573 | ||
4574 | static s32 | |
27a68fe3 | 4575 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4576 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4577 | bool completed) | |
4578 | { | |
c1179033 AS |
4579 | struct brcmf_if *ifp = netdev_priv(ndev); |
4580 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4581 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4582 | s32 err = 0; |
4583 | ||
d96b801f | 4584 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4585 | |
c1179033 AS |
4586 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4587 | &ifp->vif->sme_state)) { | |
5b435de0 | 4588 | if (completed) { |
89286dc9 | 4589 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4590 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4591 | brcmf_update_bss_info(cfg, ifp); |
4592 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4593 | &ifp->vif->sme_state); | |
5b435de0 AS |
4594 | } |
4595 | cfg80211_connect_result(ndev, | |
06bb123e | 4596 | (u8 *)profile->bssid, |
5b435de0 AS |
4597 | conn_info->req_ie, |
4598 | conn_info->req_ie_len, | |
4599 | conn_info->resp_ie, | |
4600 | conn_info->resp_ie_len, | |
4601 | completed ? WLAN_STATUS_SUCCESS : | |
4602 | WLAN_STATUS_AUTH_TIMEOUT, | |
4603 | GFP_KERNEL); | |
16886735 AS |
4604 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4605 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4606 | } |
d96b801f | 4607 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4608 | return err; |
4609 | } | |
4610 | ||
4611 | static s32 | |
27a68fe3 | 4612 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4613 | struct net_device *ndev, |
4614 | const struct brcmf_event_msg *e, void *data) | |
4615 | { | |
7ee29602 | 4616 | static int generation; |
5c36b99a AS |
4617 | u32 event = e->event_code; |
4618 | u32 reason = e->reason; | |
1a873342 HM |
4619 | struct station_info sinfo; |
4620 | ||
16886735 | 4621 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4622 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4623 | ndev != cfg_to_ndev(cfg)) { | |
4624 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4625 | complete(&cfg->vif_disabled); | |
4626 | return 0; | |
4627 | } | |
1a873342 | 4628 | |
1a873342 | 4629 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4630 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4631 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4632 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4633 | if (!data) { | |
57d6e91a | 4634 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4635 | return -EINVAL; |
4636 | } | |
4637 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4638 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4639 | generation++; |
4640 | sinfo.generation = generation; | |
7ee29602 | 4641 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4642 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4643 | (event == BRCMF_E_DEAUTH_IND) || | |
4644 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4645 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4646 | } |
7ee29602 | 4647 | return 0; |
1a873342 HM |
4648 | } |
4649 | ||
5b435de0 | 4650 | static s32 |
1993732e | 4651 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4652 | const struct brcmf_event_msg *e, void *data) |
4653 | { | |
1993732e AS |
4654 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4655 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4656 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
5b435de0 AS |
4657 | s32 err = 0; |
4658 | ||
128ce3b6 | 4659 | if (ifp->vif->mode == WL_MODE_AP) { |
27a68fe3 | 4660 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4661 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4662 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4663 | if (brcmf_is_ibssmode(ifp->vif)) { |
6c8c4f72 | 4664 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4665 | wl_inform_ibss(cfg, ndev, e->addr); |
5b435de0 | 4666 | cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); |
c1179033 AS |
4667 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4668 | &ifp->vif->sme_state); | |
4669 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4670 | &ifp->vif->sme_state); | |
5b435de0 | 4671 | } else |
27a68fe3 | 4672 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4673 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4674 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4675 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4676 | brcmf_bss_connect_done(cfg, ndev, e, false); |
c1179033 | 4677 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, |
903e0eee | 4678 | &ifp->vif->sme_state)) |
5b435de0 | 4679 | cfg80211_disconnected(ndev, 0, NULL, 0, |
c1179033 | 4680 | GFP_KERNEL); |
5b435de0 | 4681 | } |
903e0eee | 4682 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4683 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4684 | if (ndev != cfg_to_ndev(cfg)) |
4685 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4686 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4687 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4688 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4689 | &ifp->vif->sme_state); | |
5b435de0 | 4690 | else |
27a68fe3 | 4691 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4692 | } |
4693 | ||
4694 | return err; | |
4695 | } | |
4696 | ||
4697 | static s32 | |
1993732e | 4698 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4699 | const struct brcmf_event_msg *e, void *data) |
4700 | { | |
1993732e | 4701 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5b435de0 | 4702 | s32 err = 0; |
5c36b99a AS |
4703 | u32 event = e->event_code; |
4704 | u32 status = e->status; | |
5b435de0 AS |
4705 | |
4706 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4707 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4708 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4709 | else |
1993732e | 4710 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4711 | } |
4712 | ||
4713 | return err; | |
4714 | } | |
4715 | ||
4716 | static s32 | |
1993732e | 4717 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4718 | const struct brcmf_event_msg *e, void *data) |
4719 | { | |
5c36b99a | 4720 | u16 flags = e->flags; |
5b435de0 AS |
4721 | enum nl80211_key_type key_type; |
4722 | ||
4723 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4724 | key_type = NL80211_KEYTYPE_GROUP; | |
4725 | else | |
4726 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4727 | ||
1993732e | 4728 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4729 | NULL, GFP_KERNEL); |
4730 | ||
4731 | return 0; | |
4732 | } | |
4733 | ||
d3c0b633 AS |
4734 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4735 | const struct brcmf_event_msg *e, void *data) | |
4736 | { | |
4737 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4738 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4739 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4740 | struct brcmf_cfg80211_vif *vif; | |
4741 | ||
4742 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4743 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4744 | ifevent->bssidx); | |
4745 | ||
d3c0b633 AS |
4746 | mutex_lock(&event->vif_event_lock); |
4747 | event->action = ifevent->action; | |
4748 | vif = event->vif; | |
4749 | ||
4750 | switch (ifevent->action) { | |
4751 | case BRCMF_E_IF_ADD: | |
4752 | /* waiting process may have timed out */ | |
dc4a787c WY |
4753 | if (!cfg->vif_event.vif) { |
4754 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 4755 | return -EBADF; |
dc4a787c | 4756 | } |
d3c0b633 AS |
4757 | |
4758 | ifp->vif = vif; | |
4759 | vif->ifp = ifp; | |
01b8e7db AS |
4760 | if (ifp->ndev) { |
4761 | vif->wdev.netdev = ifp->ndev; | |
4762 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4763 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4764 | } | |
d3c0b633 AS |
4765 | mutex_unlock(&event->vif_event_lock); |
4766 | wake_up(&event->vif_wq); | |
4b3a89de | 4767 | return 0; |
d3c0b633 AS |
4768 | |
4769 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
4770 | mutex_unlock(&event->vif_event_lock); |
4771 | /* event may not be upon user request */ | |
4772 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4773 | wake_up(&event->vif_wq); | |
4774 | return 0; | |
4775 | ||
7a5c1f64 HM |
4776 | case BRCMF_E_IF_CHANGE: |
4777 | mutex_unlock(&event->vif_event_lock); | |
4778 | wake_up(&event->vif_wq); | |
4779 | return 0; | |
4780 | ||
d3c0b633 AS |
4781 | default: |
4782 | mutex_unlock(&event->vif_event_lock); | |
4783 | break; | |
4784 | } | |
4785 | return -EINVAL; | |
4786 | } | |
4787 | ||
5b435de0 AS |
4788 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4789 | { | |
5b435de0 AS |
4790 | conf->frag_threshold = (u32)-1; |
4791 | conf->rts_threshold = (u32)-1; | |
4792 | conf->retry_short = (u32)-1; | |
4793 | conf->retry_long = (u32)-1; | |
4794 | conf->tx_power = -1; | |
4795 | } | |
4796 | ||
5c36b99a | 4797 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4798 | { |
5c36b99a AS |
4799 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4800 | brcmf_notify_connect_status); | |
4801 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4802 | brcmf_notify_connect_status); | |
4803 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4804 | brcmf_notify_connect_status); | |
4805 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4806 | brcmf_notify_connect_status); | |
4807 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4808 | brcmf_notify_connect_status); | |
4809 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4810 | brcmf_notify_connect_status); | |
4811 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4812 | brcmf_notify_roaming_status); | |
4813 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4814 | brcmf_notify_mic_status); | |
4815 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4816 | brcmf_notify_connect_status); | |
4817 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4818 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4819 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4820 | brcmf_notify_vif_event); | |
0de8aace | 4821 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 4822 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
4823 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
4824 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
4825 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
4826 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
4827 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
4828 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
4829 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
4830 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
4831 | } |
4832 | ||
27a68fe3 AS |
4833 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4834 | { | |
27a68fe3 AS |
4835 | kfree(cfg->conf); |
4836 | cfg->conf = NULL; | |
27a68fe3 AS |
4837 | kfree(cfg->escan_ioctl_buf); |
4838 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4839 | kfree(cfg->extra_buf); |
4840 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4841 | kfree(cfg->pmk_list); |
4842 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4843 | } |
4844 | ||
4845 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4846 | { | |
27a68fe3 AS |
4847 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4848 | if (!cfg->conf) | |
5b435de0 | 4849 | goto init_priv_mem_out; |
27a68fe3 AS |
4850 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4851 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4852 | goto init_priv_mem_out; |
27a68fe3 AS |
4853 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4854 | if (!cfg->extra_buf) | |
5b435de0 | 4855 | goto init_priv_mem_out; |
27a68fe3 AS |
4856 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4857 | if (!cfg->pmk_list) | |
5b435de0 AS |
4858 | goto init_priv_mem_out; |
4859 | ||
4860 | return 0; | |
4861 | ||
4862 | init_priv_mem_out: | |
27a68fe3 | 4863 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4864 | |
4865 | return -ENOMEM; | |
4866 | } | |
4867 | ||
27a68fe3 | 4868 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4869 | { |
4870 | s32 err = 0; | |
4871 | ||
27a68fe3 AS |
4872 | cfg->scan_request = NULL; |
4873 | cfg->pwr_save = true; | |
27a68fe3 | 4874 | cfg->roam_on = true; /* roam on & off switch. |
5b435de0 | 4875 | we enable roam per default */ |
27a68fe3 | 4876 | cfg->active_scan = true; /* we do active scan for |
5b435de0 | 4877 | specific scan per default */ |
27a68fe3 | 4878 | cfg->dongle_up = false; /* dongle is not up yet */ |
27a68fe3 | 4879 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4880 | if (err) |
4881 | return err; | |
5c36b99a | 4882 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4883 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4884 | brcmf_init_escan(cfg); |
4885 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4886 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4887 | return err; |
4888 | } | |
4889 | ||
27a68fe3 | 4890 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4891 | { |
27a68fe3 | 4892 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4893 | brcmf_abort_scanning(cfg); |
4894 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4895 | } |
4896 | ||
d3c0b633 AS |
4897 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4898 | { | |
4899 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
4900 | mutex_init(&event->vif_event_lock); |
4901 | } | |
4902 | ||
d9cb2596 AS |
4903 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4904 | struct device *busdev) | |
5b435de0 | 4905 | { |
1ed9baf0 | 4906 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4907 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4908 | struct wiphy *wiphy; |
4909 | struct brcmf_cfg80211_vif *vif; | |
4910 | struct brcmf_if *ifp; | |
5b435de0 | 4911 | s32 err = 0; |
83cf17aa | 4912 | s32 io_type; |
5b435de0 AS |
4913 | |
4914 | if (!ndev) { | |
57d6e91a | 4915 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
4916 | return NULL; |
4917 | } | |
5b435de0 | 4918 | |
3eacf866 AS |
4919 | ifp = netdev_priv(ndev); |
4920 | wiphy = brcmf_setup_wiphy(busdev); | |
4921 | if (IS_ERR(wiphy)) | |
5b435de0 | 4922 | return NULL; |
5b435de0 | 4923 | |
3eacf866 AS |
4924 | cfg = wiphy_priv(wiphy); |
4925 | cfg->wiphy = wiphy; | |
27a68fe3 | 4926 | cfg->pub = drvr; |
d3c0b633 | 4927 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
4928 | INIT_LIST_HEAD(&cfg->vif_list); |
4929 | ||
d3c0b633 | 4930 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
4931 | if (IS_ERR(vif)) { |
4932 | wiphy_free(wiphy); | |
4933 | return NULL; | |
4934 | } | |
4935 | ||
d3c0b633 AS |
4936 | vif->ifp = ifp; |
4937 | vif->wdev.netdev = ndev; | |
4938 | ndev->ieee80211_ptr = &vif->wdev; | |
4939 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
4940 | ||
27a68fe3 | 4941 | err = wl_init_priv(cfg); |
5b435de0 | 4942 | if (err) { |
57d6e91a | 4943 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
4944 | goto cfg80211_attach_out; |
4945 | } | |
3eacf866 | 4946 | ifp->vif = vif; |
2fde59d9 HM |
4947 | |
4948 | err = brcmf_p2p_attach(cfg); | |
4949 | if (err) { | |
4950 | brcmf_err("P2P initilisation failed (%d)\n", err); | |
4951 | goto cfg80211_p2p_attach_out; | |
4952 | } | |
61730d4d PH |
4953 | err = brcmf_btcoex_attach(cfg); |
4954 | if (err) { | |
4955 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
4956 | brcmf_p2p_detach(&cfg->p2p); | |
4957 | goto cfg80211_p2p_attach_out; | |
4958 | } | |
2fde59d9 | 4959 | |
89c2f382 AS |
4960 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
4961 | if (err) { | |
4962 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
4963 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
4964 | } | |
4965 | ||
83cf17aa FL |
4966 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, |
4967 | &io_type); | |
4968 | if (err) { | |
4969 | brcmf_err("Failed to get D11 version (%d)\n", err); | |
4970 | goto cfg80211_p2p_attach_out; | |
4971 | } | |
4972 | cfg->d11inf.io_type = (u8)io_type; | |
4973 | brcmu_d11_attach(&cfg->d11inf); | |
4974 | ||
27a68fe3 | 4975 | return cfg; |
5b435de0 | 4976 | |
2fde59d9 HM |
4977 | cfg80211_p2p_attach_out: |
4978 | wl_deinit_priv(cfg); | |
4979 | ||
5b435de0 | 4980 | cfg80211_attach_out: |
24e28bee | 4981 | brcmf_free_vif(cfg, vif); |
5b435de0 AS |
4982 | return NULL; |
4983 | } | |
4984 | ||
27a68fe3 | 4985 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4986 | { |
3eacf866 AS |
4987 | struct brcmf_cfg80211_vif *vif; |
4988 | struct brcmf_cfg80211_vif *tmp; | |
4989 | ||
27a68fe3 | 4990 | wl_deinit_priv(cfg); |
61730d4d | 4991 | brcmf_btcoex_detach(cfg); |
3eacf866 | 4992 | list_for_each_entry_safe(vif, tmp, &cfg->vif_list, list) { |
24e28bee | 4993 | brcmf_free_vif(cfg, vif); |
3eacf866 | 4994 | } |
5b435de0 AS |
4995 | } |
4996 | ||
5b435de0 | 4997 | static s32 |
40a23296 | 4998 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 roamvar, u32 bcn_timeout) |
5b435de0 | 4999 | { |
5b435de0 | 5000 | s32 err = 0; |
f588bc0c AS |
5001 | __le32 roamtrigger[2]; |
5002 | __le32 roam_delta[2]; | |
5b435de0 AS |
5003 | |
5004 | /* | |
5005 | * Setup timeout if Beacons are lost and roam is | |
5006 | * off to report link down | |
5007 | */ | |
5008 | if (roamvar) { | |
ac24be6f | 5009 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5010 | if (err) { |
57d6e91a | 5011 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5012 | goto dongle_rom_out; |
5013 | } | |
5014 | } | |
5015 | ||
5016 | /* | |
5017 | * Enable/Disable built-in roaming to allow supplicant | |
5018 | * to take care of roaming | |
5019 | */ | |
647c9ae0 | 5020 | brcmf_dbg(INFO, "Internal Roaming = %s\n", roamvar ? "Off" : "On"); |
ac24be6f | 5021 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", roamvar); |
5b435de0 | 5022 | if (err) { |
57d6e91a | 5023 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5024 | goto dongle_rom_out; |
5025 | } | |
5026 | ||
f588bc0c AS |
5027 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5028 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5029 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5030 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5031 | if (err) { |
57d6e91a | 5032 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5033 | goto dongle_rom_out; |
5034 | } | |
5035 | ||
f588bc0c AS |
5036 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5037 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5038 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5039 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5040 | if (err) { |
57d6e91a | 5041 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5042 | goto dongle_rom_out; |
5043 | } | |
5044 | ||
5045 | dongle_rom_out: | |
5046 | return err; | |
5047 | } | |
5048 | ||
5049 | static s32 | |
40a23296 | 5050 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5051 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5052 | { |
5053 | s32 err = 0; | |
5054 | ||
ac24be6f | 5055 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5056 | scan_assoc_time); |
5b435de0 AS |
5057 | if (err) { |
5058 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5059 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5060 | else |
57d6e91a | 5061 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5062 | goto dongle_scantime_out; |
5063 | } | |
ac24be6f | 5064 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5065 | scan_unassoc_time); |
5b435de0 AS |
5066 | if (err) { |
5067 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5068 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5069 | else |
57d6e91a | 5070 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5071 | goto dongle_scantime_out; |
5072 | } | |
5073 | ||
ac24be6f | 5074 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5075 | scan_passive_time); |
5b435de0 AS |
5076 | if (err) { |
5077 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5078 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5079 | else |
57d6e91a | 5080 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5081 | goto dongle_scantime_out; |
5082 | } | |
5083 | ||
5084 | dongle_scantime_out: | |
5085 | return err; | |
5086 | } | |
5087 | ||
d48200ba HM |
5088 | |
5089 | static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg, u32 bw_cap) | |
5090 | { | |
5091 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
5092 | struct ieee80211_channel *band_chan_arr; | |
5093 | struct brcmf_chanspec_list *list; | |
83cf17aa | 5094 | struct brcmu_chan ch; |
d48200ba HM |
5095 | s32 err; |
5096 | u8 *pbuf; | |
5097 | u32 i, j; | |
5098 | u32 total; | |
d48200ba HM |
5099 | enum ieee80211_band band; |
5100 | u32 channel; | |
5101 | u32 *n_cnt; | |
5102 | bool ht40_allowed; | |
5103 | u32 index; | |
5104 | u32 ht40_flag; | |
5105 | bool update; | |
5106 | u32 array_size; | |
5107 | ||
5108 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5109 | ||
5110 | if (pbuf == NULL) | |
5111 | return -ENOMEM; | |
5112 | ||
5113 | list = (struct brcmf_chanspec_list *)pbuf; | |
5114 | ||
5115 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5116 | BRCMF_DCMD_MEDLEN); | |
5117 | if (err) { | |
5118 | brcmf_err("get chanspecs error (%d)\n", err); | |
5119 | goto exit; | |
5120 | } | |
5121 | ||
5122 | __wl_band_2ghz.n_channels = 0; | |
5123 | __wl_band_5ghz_a.n_channels = 0; | |
5124 | ||
5125 | total = le32_to_cpu(list->count); | |
5126 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5127 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5128 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5129 | |
83cf17aa | 5130 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
d48200ba HM |
5131 | band_chan_arr = __wl_2ghz_channels; |
5132 | array_size = ARRAY_SIZE(__wl_2ghz_channels); | |
5133 | n_cnt = &__wl_band_2ghz.n_channels; | |
5134 | band = IEEE80211_BAND_2GHZ; | |
5135 | ht40_allowed = (bw_cap == WLC_N_BW_40ALL); | |
83cf17aa | 5136 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
d48200ba HM |
5137 | band_chan_arr = __wl_5ghz_a_channels; |
5138 | array_size = ARRAY_SIZE(__wl_5ghz_a_channels); | |
5139 | n_cnt = &__wl_band_5ghz_a.n_channels; | |
5140 | band = IEEE80211_BAND_5GHZ; | |
5141 | ht40_allowed = !(bw_cap == WLC_N_BW_20ALL); | |
5142 | } else { | |
83cf17aa | 5143 | brcmf_err("Invalid channel Sepc. 0x%x.\n", ch.chspec); |
d48200ba HM |
5144 | continue; |
5145 | } | |
83cf17aa | 5146 | if (!ht40_allowed && ch.bw == BRCMU_CHAN_BW_40) |
d48200ba HM |
5147 | continue; |
5148 | update = false; | |
5149 | for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { | |
83cf17aa | 5150 | if (band_chan_arr[j].hw_value == ch.chnum) { |
d48200ba HM |
5151 | update = true; |
5152 | break; | |
5153 | } | |
5154 | } | |
5155 | if (update) | |
5156 | index = j; | |
5157 | else | |
5158 | index = *n_cnt; | |
5159 | if (index < array_size) { | |
5160 | band_chan_arr[index].center_freq = | |
83cf17aa FL |
5161 | ieee80211_channel_to_frequency(ch.chnum, band); |
5162 | band_chan_arr[index].hw_value = ch.chnum; | |
d48200ba | 5163 | |
83cf17aa | 5164 | if (ch.bw == BRCMU_CHAN_BW_40 && ht40_allowed) { |
d48200ba HM |
5165 | /* assuming the order is HT20, HT40 Upper, |
5166 | * HT40 lower from chanspecs | |
5167 | */ | |
5168 | ht40_flag = band_chan_arr[index].flags & | |
5169 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa | 5170 | if (ch.sb == BRCMU_CHAN_SB_U) { |
d48200ba HM |
5171 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
5172 | band_chan_arr[index].flags &= | |
5173 | ~IEEE80211_CHAN_NO_HT40; | |
5174 | band_chan_arr[index].flags |= | |
5175 | IEEE80211_CHAN_NO_HT40PLUS; | |
5176 | } else { | |
5177 | /* It should be one of | |
5178 | * IEEE80211_CHAN_NO_HT40 or | |
5179 | * IEEE80211_CHAN_NO_HT40PLUS | |
5180 | */ | |
5181 | band_chan_arr[index].flags &= | |
5182 | ~IEEE80211_CHAN_NO_HT40; | |
5183 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5184 | band_chan_arr[index].flags |= | |
5185 | IEEE80211_CHAN_NO_HT40MINUS; | |
5186 | } | |
5187 | } else { | |
5188 | band_chan_arr[index].flags = | |
5189 | IEEE80211_CHAN_NO_HT40; | |
83cf17aa FL |
5190 | ch.bw = BRCMU_CHAN_BW_20; |
5191 | cfg->d11inf.encchspec(&ch); | |
5192 | channel = ch.chspec; | |
d48200ba HM |
5193 | err = brcmf_fil_bsscfg_int_get(ifp, |
5194 | "per_chan_info", | |
5195 | &channel); | |
5196 | if (!err) { | |
5197 | if (channel & WL_CHAN_RADAR) | |
5198 | band_chan_arr[index].flags |= | |
5199 | (IEEE80211_CHAN_RADAR | | |
5200 | IEEE80211_CHAN_NO_IBSS); | |
5201 | if (channel & WL_CHAN_PASSIVE) | |
5202 | band_chan_arr[index].flags |= | |
5203 | IEEE80211_CHAN_PASSIVE_SCAN; | |
5204 | } | |
5205 | } | |
5206 | if (!update) | |
5207 | (*n_cnt)++; | |
5208 | } | |
5209 | } | |
5210 | exit: | |
5211 | kfree(pbuf); | |
5212 | return err; | |
5213 | } | |
5214 | ||
5215 | ||
5216 | static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg) | |
5b435de0 | 5217 | { |
ac24be6f | 5218 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5219 | struct wiphy *wiphy; |
5220 | s32 phy_list; | |
d48200ba HM |
5221 | u32 band_list[3]; |
5222 | u32 nmode; | |
5223 | u32 bw_cap = 0; | |
5b435de0 | 5224 | s8 phy; |
d48200ba HM |
5225 | s32 err; |
5226 | u32 nband; | |
5227 | s32 i; | |
5228 | struct ieee80211_supported_band *bands[IEEE80211_NUM_BANDS]; | |
5229 | s32 index; | |
5b435de0 | 5230 | |
b87e2c48 | 5231 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 5232 | &phy_list, sizeof(phy_list)); |
5b435de0 | 5233 | if (err) { |
d48200ba | 5234 | brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err); |
5b435de0 AS |
5235 | return err; |
5236 | } | |
5237 | ||
3ba81376 | 5238 | phy = ((char *)&phy_list)[0]; |
d48200ba HM |
5239 | brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy); |
5240 | ||
5241 | ||
5242 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, | |
5243 | &band_list, sizeof(band_list)); | |
5244 | if (err) { | |
5245 | brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err); | |
5246 | return err; | |
5b435de0 | 5247 | } |
d48200ba HM |
5248 | brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n", |
5249 | band_list[0], band_list[1], band_list[2]); | |
5250 | ||
5251 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); | |
5252 | if (err) { | |
5253 | brcmf_err("nmode error (%d)\n", err); | |
5254 | } else { | |
5255 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &bw_cap); | |
5256 | if (err) | |
5257 | brcmf_err("mimo_bw_cap error (%d)\n", err); | |
5258 | } | |
5259 | brcmf_dbg(INFO, "nmode=%d, mimo_bw_cap=%d\n", nmode, bw_cap); | |
5260 | ||
5261 | err = brcmf_construct_reginfo(cfg, bw_cap); | |
5262 | if (err) { | |
5263 | brcmf_err("brcmf_construct_reginfo failed (%d)\n", err); | |
5264 | return err; | |
5265 | } | |
5266 | ||
5267 | nband = band_list[0]; | |
5268 | memset(bands, 0, sizeof(bands)); | |
5269 | ||
5270 | for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) { | |
5271 | index = -1; | |
5272 | if ((band_list[i] == WLC_BAND_5G) && | |
5273 | (__wl_band_5ghz_a.n_channels > 0)) { | |
5274 | index = IEEE80211_BAND_5GHZ; | |
5275 | bands[index] = &__wl_band_5ghz_a; | |
5276 | if ((bw_cap == WLC_N_BW_40ALL) || | |
5277 | (bw_cap == WLC_N_BW_20IN2G_40IN5G)) | |
5278 | bands[index]->ht_cap.cap |= | |
5279 | IEEE80211_HT_CAP_SGI_40; | |
5280 | } else if ((band_list[i] == WLC_BAND_2G) && | |
5281 | (__wl_band_2ghz.n_channels > 0)) { | |
5282 | index = IEEE80211_BAND_2GHZ; | |
5283 | bands[index] = &__wl_band_2ghz; | |
5284 | if (bw_cap == WLC_N_BW_40ALL) | |
5285 | bands[index]->ht_cap.cap |= | |
5286 | IEEE80211_HT_CAP_SGI_40; | |
5287 | } | |
5288 | ||
5289 | if ((index >= 0) && nmode) { | |
5290 | bands[index]->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5291 | bands[index]->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5292 | bands[index]->ht_cap.ht_supported = true; | |
5293 | bands[index]->ht_cap.ampdu_factor = | |
5294 | IEEE80211_HT_MAX_AMPDU_64K; | |
5295 | bands[index]->ht_cap.ampdu_density = | |
5296 | IEEE80211_HT_MPDU_DENSITY_16; | |
5297 | /* An HT shall support all EQM rates for one spatial | |
5298 | * stream | |
5299 | */ | |
5300 | bands[index]->ht_cap.mcs.rx_mask[0] = 0xff; | |
5301 | } | |
5302 | } | |
5303 | ||
5304 | wiphy = cfg_to_wiphy(cfg); | |
5305 | wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; | |
5306 | wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; | |
5307 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
5b435de0 AS |
5308 | |
5309 | return err; | |
5310 | } | |
5311 | ||
d48200ba | 5312 | |
27a68fe3 | 5313 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5314 | { |
d48200ba | 5315 | return brcmf_update_wiphybands(cfg); |
5b435de0 AS |
5316 | } |
5317 | ||
27a68fe3 | 5318 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5319 | { |
5320 | struct net_device *ndev; | |
5321 | struct wireless_dev *wdev; | |
40a23296 | 5322 | struct brcmf_if *ifp; |
5b435de0 AS |
5323 | s32 power_mode; |
5324 | s32 err = 0; | |
5325 | ||
27a68fe3 | 5326 | if (cfg->dongle_up) |
5b435de0 AS |
5327 | return err; |
5328 | ||
27a68fe3 | 5329 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5330 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5331 | ifp = netdev_priv(ndev); |
5332 | ||
5333 | /* make sure RF is ready for work */ | |
5334 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5335 | |
40a23296 HM |
5336 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5337 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5338 | |
27a68fe3 | 5339 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5340 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5341 | if (err) |
5342 | goto default_conf_out; | |
647c9ae0 AS |
5343 | brcmf_dbg(INFO, "power save set to %s\n", |
5344 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5345 | |
40a23296 | 5346 | err = brcmf_dongle_roam(ifp, (cfg->roam_on ? 0 : 1), WL_BEACON_TIMEOUT); |
5b435de0 AS |
5347 | if (err) |
5348 | goto default_conf_out; | |
5dd161ff FL |
5349 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5350 | NULL, NULL); | |
40a23296 | 5351 | if (err) |
5b435de0 | 5352 | goto default_conf_out; |
27a68fe3 | 5353 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5354 | if (err) |
5355 | goto default_conf_out; | |
5356 | ||
b3657453 HM |
5357 | brcmf_configure_arp_offload(ifp, true); |
5358 | ||
27a68fe3 | 5359 | cfg->dongle_up = true; |
40a23296 | 5360 | default_conf_out: |
5b435de0 AS |
5361 | |
5362 | return err; | |
5363 | ||
5364 | } | |
5365 | ||
bdf5ff51 | 5366 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5367 | { |
c1179033 | 5368 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5369 | |
bdf5ff51 | 5370 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5371 | } |
5372 | ||
bdf5ff51 | 5373 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5374 | { |
bdf5ff51 | 5375 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5376 | |
5b435de0 AS |
5377 | /* |
5378 | * While going down, if associated with AP disassociate | |
5379 | * from AP to save power | |
5380 | */ | |
903e0eee AS |
5381 | if (check_vif_up(ifp->vif)) { |
5382 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
5383 | |
5384 | /* Make sure WPA_Supplicant receives all the event | |
5385 | generated due to DISASSOC call to the fw to keep | |
5386 | the state fw and WPA_Supplicant state consistent | |
5387 | */ | |
5388 | brcmf_delay(500); | |
5389 | } | |
5390 | ||
27a68fe3 | 5391 | brcmf_abort_scanning(cfg); |
c1179033 | 5392 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5393 | |
5b435de0 AS |
5394 | return 0; |
5395 | } | |
5396 | ||
bdf5ff51 | 5397 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5398 | { |
bdf5ff51 AS |
5399 | struct brcmf_if *ifp = netdev_priv(ndev); |
5400 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5401 | s32 err = 0; |
5402 | ||
27a68fe3 | 5403 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5404 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 5405 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5406 | |
5407 | return err; | |
5408 | } | |
5409 | ||
bdf5ff51 | 5410 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 5411 | { |
bdf5ff51 AS |
5412 | struct brcmf_if *ifp = netdev_priv(ndev); |
5413 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5414 | s32 err = 0; |
5415 | ||
27a68fe3 | 5416 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5417 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 5418 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
5419 | |
5420 | return err; | |
5421 | } | |
5422 | ||
a7965fbb AS |
5423 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
5424 | { | |
5425 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
5426 | ||
5427 | return wdev->iftype; | |
5428 | } | |
5429 | ||
9f440b7b AS |
5430 | u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state) |
5431 | { | |
5432 | struct brcmf_cfg80211_vif *vif; | |
5433 | bool result = 0; | |
5434 | ||
5435 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
5436 | if (test_bit(state, &vif->sme_state)) | |
5437 | result++; | |
5438 | } | |
5439 | return result; | |
5440 | } | |
d3c0b633 AS |
5441 | |
5442 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
5443 | u8 action) | |
5444 | { | |
5445 | u8 evt_action; | |
5446 | ||
5447 | mutex_lock(&event->vif_event_lock); | |
5448 | evt_action = event->action; | |
5449 | mutex_unlock(&event->vif_event_lock); | |
5450 | return evt_action == action; | |
5451 | } | |
5452 | ||
5453 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
5454 | struct brcmf_cfg80211_vif *vif) | |
5455 | { | |
5456 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5457 | ||
5458 | mutex_lock(&event->vif_event_lock); | |
5459 | event->vif = vif; | |
5460 | event->action = 0; | |
5461 | mutex_unlock(&event->vif_event_lock); | |
5462 | } | |
5463 | ||
5464 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
5465 | { | |
5466 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5467 | bool armed; | |
5468 | ||
5469 | mutex_lock(&event->vif_event_lock); | |
5470 | armed = event->vif != NULL; | |
5471 | mutex_unlock(&event->vif_event_lock); | |
5472 | ||
5473 | return armed; | |
5474 | } | |
5475 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
5476 | u8 action, ulong timeout) | |
5477 | { | |
5478 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5479 | ||
5480 | return wait_event_timeout(event->vif_wq, | |
5481 | vif_event_equals(event, action), timeout); | |
5482 | } | |
5483 |