Commit | Line | Data |
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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
68ca395f | 21 | #include <linux/module.h> |
1bacb048 | 22 | #include <linux/vmalloc.h> |
5b435de0 | 23 | #include <net/cfg80211.h> |
cbaa177d | 24 | #include <net/netlink.h> |
5b435de0 AS |
25 | |
26 | #include <brcmu_utils.h> | |
27 | #include <defs.h> | |
28 | #include <brcmu_wifi.h> | |
122d3d04 | 29 | #include "core.h" |
a8e8ed34 | 30 | #include "debug.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
bfe81975 | 35 | #include "cfg80211.h" |
c08437b4 | 36 | #include "feature.h" |
81f5dcb8 | 37 | #include "fwil.h" |
8851cce0 | 38 | #include "proto.h" |
1bacb048 | 39 | #include "vendor.h" |
d14f78b9 | 40 | #include "bus.h" |
6b89dcb3 | 41 | #include "common.h" |
5b435de0 | 42 | |
e5806072 AS |
43 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
44 | #define BRCMF_PNO_VERSION 2 | |
45 | #define BRCMF_PNO_TIME 30 | |
46 | #define BRCMF_PNO_REPEAT 4 | |
47 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
48 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
49 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
50 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
51 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
52 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
53 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
54 | ||
1a873342 HM |
55 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
56 | #define WPA_OUI_TYPE 1 | |
57 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
58 | #define WME_OUI_TYPE 2 | |
89286dc9 | 59 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
60 | |
61 | #define VS_IE_FIXED_HDR_LEN 6 | |
62 | #define WPA_IE_VERSION_LEN 2 | |
63 | #define WPA_IE_MIN_OUI_LEN 4 | |
64 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
65 | ||
66 | #define WPA_CIPHER_NONE 0 /* None */ | |
67 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
68 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
69 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
70 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
71 | ||
72 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
73 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
74 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
75 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
76 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
77 | ||
78 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
79 | * string :"add", "del" (+ NUL) | |
80 | */ | |
81 | #define VNDR_IE_COUNT_OFFSET 4 | |
82 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
83 | #define VNDR_IE_VSIE_OFFSET 12 | |
84 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 85 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
86 | |
87 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
88 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 89 | |
89286dc9 HM |
90 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
91 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
92 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
93 | ||
5b435de0 AS |
94 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
95 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
96 | ||
ce81e317 | 97 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 98 | { |
c1179033 | 99 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
100 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
101 | vif->sme_state); | |
5b435de0 AS |
102 | return false; |
103 | } | |
104 | return true; | |
105 | } | |
106 | ||
5b435de0 AS |
107 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
108 | #define RATETAB_ENT(_rateid, _flags) \ | |
109 | { \ | |
110 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
111 | .hw_value = (_rateid), \ | |
112 | .flags = (_flags), \ | |
113 | } | |
114 | ||
115 | static struct ieee80211_rate __wl_rates[] = { | |
116 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
117 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
118 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
119 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
120 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
121 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
122 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
124 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
125 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
126 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
128 | }; | |
129 | ||
5b435de0 | 130 | #define wl_g_rates (__wl_rates + 0) |
58de92d2 AS |
131 | #define wl_g_rates_size ARRAY_SIZE(__wl_rates) |
132 | #define wl_a_rates (__wl_rates + 4) | |
133 | #define wl_a_rates_size (wl_g_rates_size - 4) | |
134 | ||
135 | #define CHAN2G(_channel, _freq) { \ | |
136 | .band = IEEE80211_BAND_2GHZ, \ | |
137 | .center_freq = (_freq), \ | |
138 | .hw_value = (_channel), \ | |
139 | .flags = IEEE80211_CHAN_DISABLED, \ | |
140 | .max_antenna_gain = 0, \ | |
141 | .max_power = 30, \ | |
142 | } | |
143 | ||
144 | #define CHAN5G(_channel) { \ | |
145 | .band = IEEE80211_BAND_5GHZ, \ | |
146 | .center_freq = 5000 + (5 * (_channel)), \ | |
147 | .hw_value = (_channel), \ | |
148 | .flags = IEEE80211_CHAN_DISABLED, \ | |
149 | .max_antenna_gain = 0, \ | |
150 | .max_power = 30, \ | |
151 | } | |
152 | ||
153 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
154 | CHAN2G(1, 2412), CHAN2G(2, 2417), CHAN2G(3, 2422), CHAN2G(4, 2427), | |
155 | CHAN2G(5, 2432), CHAN2G(6, 2437), CHAN2G(7, 2442), CHAN2G(8, 2447), | |
156 | CHAN2G(9, 2452), CHAN2G(10, 2457), CHAN2G(11, 2462), CHAN2G(12, 2467), | |
157 | CHAN2G(13, 2472), CHAN2G(14, 2484) | |
158 | }; | |
159 | ||
160 | static struct ieee80211_channel __wl_5ghz_channels[] = { | |
161 | CHAN5G(34), CHAN5G(36), CHAN5G(38), CHAN5G(40), CHAN5G(42), | |
162 | CHAN5G(44), CHAN5G(46), CHAN5G(48), CHAN5G(52), CHAN5G(56), | |
163 | CHAN5G(60), CHAN5G(64), CHAN5G(100), CHAN5G(104), CHAN5G(108), | |
164 | CHAN5G(112), CHAN5G(116), CHAN5G(120), CHAN5G(124), CHAN5G(128), | |
165 | CHAN5G(132), CHAN5G(136), CHAN5G(140), CHAN5G(144), CHAN5G(149), | |
166 | CHAN5G(153), CHAN5G(157), CHAN5G(161), CHAN5G(165) | |
167 | }; | |
5b435de0 | 168 | |
b48d8916 | 169 | /* Band templates duplicated per wiphy. The channel info |
58de92d2 | 170 | * above is added to the band during setup. |
b48d8916 AS |
171 | */ |
172 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 173 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
174 | .bitrates = wl_g_rates, |
175 | .n_bitrates = wl_g_rates_size, | |
176 | }; | |
177 | ||
58de92d2 | 178 | static const struct ieee80211_supported_band __wl_band_5ghz = { |
5b435de0 | 179 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
180 | .bitrates = wl_a_rates, |
181 | .n_bitrates = wl_a_rates_size, | |
182 | }; | |
183 | ||
d48200ba HM |
184 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
185 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
186 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
187 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
188 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
189 | * domain are to be done here. |
190 | */ | |
191 | static const struct ieee80211_regdomain brcmf_regdom = { | |
192 | .n_reg_rules = 4, | |
193 | .alpha2 = "99", | |
194 | .reg_rules = { | |
195 | /* IEEE 802.11b/g, channels 1..11 */ | |
196 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
197 | /* If any */ | |
198 | /* IEEE 802.11 channel 14 - Only JP enables | |
199 | * this and for 802.11b only | |
200 | */ | |
201 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
202 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 203 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 204 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 205 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
206 | }; |
207 | ||
208 | static const u32 __wl_cipher_suites[] = { | |
209 | WLAN_CIPHER_SUITE_WEP40, | |
210 | WLAN_CIPHER_SUITE_WEP104, | |
211 | WLAN_CIPHER_SUITE_TKIP, | |
212 | WLAN_CIPHER_SUITE_CCMP, | |
213 | WLAN_CIPHER_SUITE_AES_CMAC, | |
214 | }; | |
215 | ||
1a873342 HM |
216 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
217 | struct brcmf_vs_tlv { | |
218 | u8 id; | |
219 | u8 len; | |
220 | u8 oui[3]; | |
221 | u8 oui_type; | |
222 | }; | |
223 | ||
224 | struct parsed_vndr_ie_info { | |
225 | u8 *ie_ptr; | |
226 | u32 ie_len; /* total length including id & length field */ | |
227 | struct brcmf_vs_tlv vndrie; | |
228 | }; | |
229 | ||
230 | struct parsed_vndr_ies { | |
231 | u32 count; | |
9f440b7b | 232 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
233 | }; |
234 | ||
68ca395f HM |
235 | static int brcmf_roamoff; |
236 | module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR); | |
237 | MODULE_PARM_DESC(roamoff, "do not use internal roaming engine"); | |
238 | ||
ef6ac17a | 239 | |
5a394eba AS |
240 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
241 | struct cfg80211_chan_def *ch) | |
600a897d AS |
242 | { |
243 | struct brcmu_chan ch_inf; | |
244 | s32 primary_offset; | |
245 | ||
246 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
247 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
248 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
249 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
250 | switch (ch->width) { | |
251 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 252 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
253 | ch_inf.bw = BRCMU_CHAN_BW_20; |
254 | WARN_ON(primary_offset != 0); | |
255 | break; | |
256 | case NL80211_CHAN_WIDTH_40: | |
257 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
258 | if (primary_offset < 0) | |
259 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
260 | else | |
261 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
262 | break; | |
263 | case NL80211_CHAN_WIDTH_80: | |
264 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
265 | if (primary_offset < 0) { | |
266 | if (primary_offset < -CH_10MHZ_APART) | |
267 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
268 | else | |
269 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
270 | } else { | |
271 | if (primary_offset > CH_10MHZ_APART) | |
272 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
273 | else | |
274 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
275 | } | |
276 | break; | |
0cd75b19 AS |
277 | case NL80211_CHAN_WIDTH_80P80: |
278 | case NL80211_CHAN_WIDTH_160: | |
279 | case NL80211_CHAN_WIDTH_5: | |
280 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
281 | default: |
282 | WARN_ON_ONCE(1); | |
283 | } | |
284 | switch (ch->chan->band) { | |
285 | case IEEE80211_BAND_2GHZ: | |
286 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
287 | break; | |
288 | case IEEE80211_BAND_5GHZ: | |
289 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
290 | break; | |
0cd75b19 | 291 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
292 | default: |
293 | WARN_ON_ONCE(1); | |
294 | } | |
295 | d11inf->encchspec(&ch_inf); | |
296 | ||
297 | return ch_inf.chspec; | |
298 | } | |
299 | ||
83cf17aa FL |
300 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
301 | struct ieee80211_channel *ch) | |
6e186166 | 302 | { |
83cf17aa | 303 | struct brcmu_chan ch_inf; |
6e186166 | 304 | |
83cf17aa FL |
305 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
306 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
307 | d11inf->encchspec(&ch_inf); | |
6e186166 | 308 | |
83cf17aa | 309 | return ch_inf.chspec; |
6e186166 AS |
310 | } |
311 | ||
89286dc9 HM |
312 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
313 | * triples, returning a pointer to the substring whose first element | |
314 | * matches tag | |
315 | */ | |
4b5800fe JB |
316 | const struct brcmf_tlv * |
317 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 318 | { |
4b5800fe JB |
319 | const struct brcmf_tlv *elt = buf; |
320 | int totlen = buflen; | |
89286dc9 HM |
321 | |
322 | /* find tagged parameter */ | |
323 | while (totlen >= TLV_HDR_LEN) { | |
324 | int len = elt->len; | |
325 | ||
326 | /* validate remaining totlen */ | |
327 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
328 | return elt; | |
329 | ||
330 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
331 | totlen -= (len + TLV_HDR_LEN); | |
332 | } | |
333 | ||
334 | return NULL; | |
335 | } | |
336 | ||
337 | /* Is any of the tlvs the expected entry? If | |
338 | * not update the tlvs buffer pointer/length. | |
339 | */ | |
340 | static bool | |
4b5800fe JB |
341 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
342 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
343 | { |
344 | /* If the contents match the OUI and the type */ | |
345 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
346 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
347 | type == ie[TLV_BODY_OFF + oui_len]) { | |
348 | return true; | |
349 | } | |
350 | ||
351 | if (tlvs == NULL) | |
352 | return false; | |
353 | /* point to the next ie */ | |
354 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
355 | /* calculate the length of the rest of the buffer */ | |
356 | *tlvs_len -= (int)(ie - *tlvs); | |
357 | /* update the pointer to the start of the buffer */ | |
358 | *tlvs = ie; | |
359 | ||
360 | return false; | |
361 | } | |
362 | ||
363 | static struct brcmf_vs_tlv * | |
4b5800fe | 364 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 365 | { |
4b5800fe | 366 | const struct brcmf_tlv *ie; |
89286dc9 HM |
367 | |
368 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 369 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
370 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
371 | return (struct brcmf_vs_tlv *)ie; | |
372 | } | |
373 | return NULL; | |
374 | } | |
375 | ||
376 | static struct brcmf_vs_tlv * | |
4b5800fe | 377 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 378 | { |
4b5800fe | 379 | const struct brcmf_tlv *ie; |
89286dc9 HM |
380 | |
381 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
382 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
383 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
384 | return (struct brcmf_vs_tlv *)ie; | |
385 | } | |
386 | return NULL; | |
387 | } | |
388 | ||
39504a2d AS |
389 | static int brcmf_vif_change_validate(struct brcmf_cfg80211_info *cfg, |
390 | struct brcmf_cfg80211_vif *vif, | |
391 | enum nl80211_iftype new_type) | |
392 | { | |
393 | int iftype_num[NUM_NL80211_IFTYPES]; | |
394 | struct brcmf_cfg80211_vif *pos; | |
395 | ||
396 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
397 | list_for_each_entry(pos, &cfg->vif_list, list) | |
398 | if (pos == vif) | |
399 | iftype_num[new_type]++; | |
400 | else | |
401 | iftype_num[pos->wdev.iftype]++; | |
402 | ||
403 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
404 | } | |
405 | ||
406 | static int brcmf_vif_add_validate(struct brcmf_cfg80211_info *cfg, | |
407 | enum nl80211_iftype new_type) | |
408 | { | |
409 | int iftype_num[NUM_NL80211_IFTYPES]; | |
410 | struct brcmf_cfg80211_vif *pos; | |
411 | ||
412 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
413 | list_for_each_entry(pos, &cfg->vif_list, list) | |
414 | iftype_num[pos->wdev.iftype]++; | |
415 | ||
416 | iftype_num[new_type]++; | |
417 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
418 | } | |
89286dc9 | 419 | |
5b435de0 AS |
420 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
421 | struct brcmf_wsec_key_le *key_le) | |
422 | { | |
423 | key_le->index = cpu_to_le32(key->index); | |
424 | key_le->len = cpu_to_le32(key->len); | |
425 | key_le->algo = cpu_to_le32(key->algo); | |
426 | key_le->flags = cpu_to_le32(key->flags); | |
427 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
428 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
429 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
430 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
431 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
432 | } | |
433 | ||
f09d0c02 | 434 | static int |
118eb304 | 435 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
436 | { |
437 | int err; | |
438 | struct brcmf_wsec_key_le key_le; | |
439 | ||
440 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 441 | |
118eb304 | 442 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 443 | |
118eb304 | 444 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 445 | sizeof(key_le)); |
f09d0c02 | 446 | |
5b435de0 | 447 | if (err) |
57d6e91a | 448 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
449 | return err; |
450 | } | |
451 | ||
b3657453 HM |
452 | static s32 |
453 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
454 | { | |
455 | s32 err; | |
456 | u32 mode; | |
457 | ||
458 | if (enable) | |
459 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
460 | else | |
461 | mode = 0; | |
462 | ||
463 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
464 | /* is simply not supported and err 0 will be returned */ | |
465 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
466 | if (err) { | |
467 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
468 | mode, err); | |
469 | err = 0; | |
470 | } else { | |
471 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
472 | if (err) { | |
473 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
474 | enable, err); | |
475 | err = 0; | |
476 | } else | |
477 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
478 | enable, mode); | |
479 | } | |
480 | ||
481 | return err; | |
482 | } | |
483 | ||
8851cce0 HM |
484 | static void |
485 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
486 | { | |
8f2b4597 AS |
487 | struct brcmf_cfg80211_vif *vif; |
488 | struct brcmf_if *ifp; | |
489 | ||
490 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
491 | ifp = vif->ifp; | |
8851cce0 HM |
492 | |
493 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
494 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
495 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
496 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
497 | ADDR_DIRECT); | |
498 | else | |
499 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
500 | ADDR_INDIRECT); | |
501 | } | |
502 | ||
a44aa400 HM |
503 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
504 | { | |
505 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
506 | int bsscfgidx; | |
507 | int err; | |
508 | ||
509 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
510 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
511 | if (bsscfgidx < 0) | |
512 | return bsscfgidx; | |
513 | ||
514 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
515 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
516 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
517 | ||
518 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
519 | sizeof(mbss_ssid_le)); | |
520 | if (err < 0) | |
521 | brcmf_err("setting ssid failed %d\n", err); | |
522 | ||
523 | return err; | |
524 | } | |
525 | ||
526 | /** | |
527 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
528 | * | |
529 | * @wiphy: wiphy device of new interface. | |
530 | * @name: name of the new interface. | |
531 | * @flags: not used. | |
532 | * @params: contains mac address for AP device. | |
533 | */ | |
534 | static | |
535 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
536 | u32 *flags, struct vif_params *params) | |
537 | { | |
538 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
539 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
540 | struct brcmf_cfg80211_vif *vif; | |
541 | int err; | |
542 | ||
543 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
544 | return ERR_PTR(-EBUSY); | |
545 | ||
546 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
547 | ||
548 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
549 | if (IS_ERR(vif)) | |
550 | return (struct wireless_dev *)vif; | |
551 | ||
552 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
553 | ||
554 | err = brcmf_cfg80211_request_ap_if(ifp); | |
555 | if (err) { | |
556 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
557 | goto fail; | |
558 | } | |
559 | ||
560 | /* wait for firmware event */ | |
561 | err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_ADD, | |
562 | msecs_to_jiffies(1500)); | |
563 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
564 | if (!err) { | |
565 | brcmf_err("timeout occurred\n"); | |
566 | err = -EIO; | |
567 | goto fail; | |
568 | } | |
569 | ||
570 | /* interface created in firmware */ | |
571 | ifp = vif->ifp; | |
572 | if (!ifp) { | |
573 | brcmf_err("no if pointer provided\n"); | |
574 | err = -ENOENT; | |
575 | goto fail; | |
576 | } | |
577 | ||
578 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
579 | err = brcmf_net_attach(ifp, true); | |
580 | if (err) { | |
581 | brcmf_err("Registering netdevice failed\n"); | |
582 | goto fail; | |
583 | } | |
584 | ||
585 | return &ifp->vif->wdev; | |
586 | ||
587 | fail: | |
588 | brcmf_free_vif(vif); | |
589 | return ERR_PTR(err); | |
590 | } | |
591 | ||
967fe2c8 AS |
592 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
593 | { | |
594 | enum nl80211_iftype iftype; | |
595 | ||
596 | iftype = vif->wdev.iftype; | |
597 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
598 | } | |
599 | ||
600 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
601 | { | |
602 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
603 | } | |
604 | ||
9f440b7b AS |
605 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
606 | const char *name, | |
6bab2e19 | 607 | unsigned char name_assign_type, |
9f440b7b AS |
608 | enum nl80211_iftype type, |
609 | u32 *flags, | |
610 | struct vif_params *params) | |
611 | { | |
8851cce0 | 612 | struct wireless_dev *wdev; |
39504a2d | 613 | int err; |
8851cce0 | 614 | |
9f440b7b | 615 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
39504a2d AS |
616 | err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type); |
617 | if (err) { | |
618 | brcmf_err("iface validation failed: err=%d\n", err); | |
619 | return ERR_PTR(err); | |
620 | } | |
9f440b7b AS |
621 | switch (type) { |
622 | case NL80211_IFTYPE_ADHOC: | |
623 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
624 | case NL80211_IFTYPE_AP_VLAN: |
625 | case NL80211_IFTYPE_WDS: | |
626 | case NL80211_IFTYPE_MONITOR: | |
627 | case NL80211_IFTYPE_MESH_POINT: | |
628 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
629 | case NL80211_IFTYPE_AP: |
630 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
631 | if (!IS_ERR(wdev)) | |
632 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
633 | return wdev; | |
9f440b7b AS |
634 | case NL80211_IFTYPE_P2P_CLIENT: |
635 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 636 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 637 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
638 | if (!IS_ERR(wdev)) |
639 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
640 | return wdev; | |
9f440b7b | 641 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
642 | default: |
643 | return ERR_PTR(-EINVAL); | |
644 | } | |
645 | } | |
646 | ||
5e787f75 DK |
647 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
648 | { | |
c08437b4 | 649 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
650 | brcmf_set_mpc(ifp, mpc); |
651 | } | |
652 | ||
f96aa07e | 653 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 654 | { |
5f4f9f11 AS |
655 | s32 err = 0; |
656 | ||
657 | if (check_vif_up(ifp->vif)) { | |
658 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
659 | if (err) { | |
660 | brcmf_err("fail to set mpc\n"); | |
661 | return; | |
662 | } | |
663 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
664 | } | |
665 | } | |
666 | ||
a0f472ac AS |
667 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
668 | struct brcmf_if *ifp, bool aborted, | |
669 | bool fw_abort) | |
5f4f9f11 AS |
670 | { |
671 | struct brcmf_scan_params_le params_le; | |
672 | struct cfg80211_scan_request *scan_request; | |
673 | s32 err = 0; | |
674 | ||
675 | brcmf_dbg(SCAN, "Enter\n"); | |
676 | ||
677 | /* clear scan request, because the FW abort can cause a second call */ | |
678 | /* to this functon and might cause a double cfg80211_scan_done */ | |
679 | scan_request = cfg->scan_request; | |
680 | cfg->scan_request = NULL; | |
681 | ||
682 | if (timer_pending(&cfg->escan_timeout)) | |
683 | del_timer_sync(&cfg->escan_timeout); | |
684 | ||
685 | if (fw_abort) { | |
686 | /* Do a scan abort to stop the driver's scan engine */ | |
687 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
688 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 689 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
690 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
691 | params_le.scan_type = 0; | |
692 | params_le.channel_num = cpu_to_le32(1); | |
693 | params_le.nprobes = cpu_to_le32(1); | |
694 | params_le.active_time = cpu_to_le32(-1); | |
695 | params_le.passive_time = cpu_to_le32(-1); | |
696 | params_le.home_time = cpu_to_le32(-1); | |
697 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
698 | params_le.channel_list[0] = cpu_to_le16(-1); | |
699 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 700 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
701 | ¶ms_le, sizeof(params_le)); |
702 | if (err) | |
703 | brcmf_err("Scan abort failed\n"); | |
704 | } | |
0f0fe990 | 705 | |
5e787f75 | 706 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 707 | |
5f4f9f11 AS |
708 | /* |
709 | * e-scan can be initiated by scheduled scan | |
710 | * which takes precedence. | |
711 | */ | |
712 | if (cfg->sched_escan) { | |
713 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
714 | cfg->sched_escan = false; | |
715 | if (!aborted) | |
716 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
717 | } else if (scan_request) { |
718 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
719 | aborted ? "Aborted" : "Done"); | |
720 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 721 | } |
6eda4e2c HM |
722 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
723 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
724 | |
725 | return err; | |
726 | } | |
727 | ||
9f440b7b AS |
728 | static |
729 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
730 | { | |
5f4f9f11 AS |
731 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
732 | struct net_device *ndev = wdev->netdev; | |
733 | ||
734 | /* vif event pending in firmware */ | |
735 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
736 | return -EBUSY; | |
737 | ||
738 | if (ndev) { | |
739 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
740 | cfg->escan_info.ifp == netdev_priv(ndev)) |
741 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
742 | true, true); | |
5f4f9f11 AS |
743 | |
744 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
745 | } | |
746 | ||
9f440b7b AS |
747 | switch (wdev->iftype) { |
748 | case NL80211_IFTYPE_ADHOC: | |
749 | case NL80211_IFTYPE_STATION: | |
750 | case NL80211_IFTYPE_AP: | |
751 | case NL80211_IFTYPE_AP_VLAN: | |
752 | case NL80211_IFTYPE_WDS: | |
753 | case NL80211_IFTYPE_MONITOR: | |
754 | case NL80211_IFTYPE_MESH_POINT: | |
755 | return -EOPNOTSUPP; | |
756 | case NL80211_IFTYPE_P2P_CLIENT: | |
757 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 758 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
759 | return brcmf_p2p_del_vif(wiphy, wdev); |
760 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
761 | default: |
762 | return -EINVAL; | |
763 | } | |
764 | return -EOPNOTSUPP; | |
765 | } | |
766 | ||
5b435de0 AS |
767 | static s32 |
768 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
769 | enum nl80211_iftype type, u32 *flags, | |
770 | struct vif_params *params) | |
771 | { | |
7a5c1f64 | 772 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 773 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 774 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 775 | s32 infra = 0; |
1a873342 | 776 | s32 ap = 0; |
5b435de0 AS |
777 | s32 err = 0; |
778 | ||
39504a2d AS |
779 | brcmf_dbg(TRACE, "Enter, idx=%d, type=%d\n", ifp->bssidx, type); |
780 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); | |
781 | if (err) { | |
782 | brcmf_err("iface validation failed: err=%d\n", err); | |
783 | return err; | |
784 | } | |
5b435de0 AS |
785 | switch (type) { |
786 | case NL80211_IFTYPE_MONITOR: | |
787 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
788 | brcmf_err("type (%d) : currently we do not support this type\n", |
789 | type); | |
5b435de0 AS |
790 | return -EOPNOTSUPP; |
791 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
792 | infra = 0; |
793 | break; | |
794 | case NL80211_IFTYPE_STATION: | |
1bc7c654 HM |
795 | /* Ignore change for p2p IF. Unclear why supplicant does this */ |
796 | if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
797 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) { | |
798 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
799 | /* WAR: It is unexpected to get a change of VIF for P2P | |
800 | * IF, but it happens. The request can not be handled | |
801 | * but returning EPERM causes a crash. Returning 0 | |
802 | * without setting ieee80211_ptr->iftype causes trace | |
803 | * (WARN_ON) but it works with wpa_supplicant | |
804 | */ | |
805 | return 0; | |
806 | } | |
5b435de0 AS |
807 | infra = 1; |
808 | break; | |
1a873342 | 809 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 810 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
811 | ap = 1; |
812 | break; | |
5b435de0 AS |
813 | default: |
814 | err = -EINVAL; | |
815 | goto done; | |
816 | } | |
817 | ||
1a873342 | 818 | if (ap) { |
7a5c1f64 HM |
819 | if (type == NL80211_IFTYPE_P2P_GO) { |
820 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
821 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
822 | } | |
823 | if (!err) { | |
824 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
825 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
826 | } | |
5b435de0 | 827 | } else { |
128ce3b6 | 828 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 829 | if (err) { |
57d6e91a | 830 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
831 | err = -EAGAIN; |
832 | goto done; | |
833 | } | |
967fe2c8 | 834 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 835 | "Adhoc" : "Infra"); |
5b435de0 | 836 | } |
1a873342 | 837 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 838 | |
8851cce0 HM |
839 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
840 | ||
5b435de0 | 841 | done: |
d96b801f | 842 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
843 | |
844 | return err; | |
845 | } | |
846 | ||
83cf17aa FL |
847 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
848 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
849 | struct cfg80211_scan_request *request) |
850 | { | |
851 | u32 n_ssids; | |
852 | u32 n_channels; | |
853 | s32 i; | |
854 | s32 offset; | |
029591f3 | 855 | u16 chanspec; |
e756af5b | 856 | char *ptr; |
029591f3 | 857 | struct brcmf_ssid_le ssid_le; |
e756af5b | 858 | |
93803b33 | 859 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
860 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
861 | params_le->scan_type = 0; | |
862 | params_le->channel_num = 0; | |
863 | params_le->nprobes = cpu_to_le32(-1); | |
864 | params_le->active_time = cpu_to_le32(-1); | |
865 | params_le->passive_time = cpu_to_le32(-1); | |
866 | params_le->home_time = cpu_to_le32(-1); | |
867 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
868 | ||
869 | /* if request is null exit so it will be all channel broadcast scan */ | |
870 | if (!request) | |
871 | return; | |
872 | ||
873 | n_ssids = request->n_ssids; | |
874 | n_channels = request->n_channels; | |
875 | /* Copy channel array if applicable */ | |
4e8a008e AS |
876 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
877 | n_channels); | |
e756af5b HM |
878 | if (n_channels > 0) { |
879 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
880 | chanspec = channel_to_chanspec(&cfg->d11inf, |
881 | request->channels[i]); | |
4e8a008e AS |
882 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
883 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 884 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
885 | } |
886 | } else { | |
4e8a008e | 887 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
888 | } |
889 | /* Copy ssid array if applicable */ | |
4e8a008e | 890 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
891 | if (n_ssids > 0) { |
892 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
893 | n_channels * sizeof(u16); | |
894 | offset = roundup(offset, sizeof(u32)); | |
895 | ptr = (char *)params_le + offset; | |
896 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
897 | memset(&ssid_le, 0, sizeof(ssid_le)); |
898 | ssid_le.SSID_len = | |
899 | cpu_to_le32(request->ssids[i].ssid_len); | |
900 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
901 | request->ssids[i].ssid_len); | |
902 | if (!ssid_le.SSID_len) | |
4e8a008e | 903 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 904 | else |
4e8a008e AS |
905 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
906 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
907 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
908 | ptr += sizeof(ssid_le); | |
e756af5b HM |
909 | } |
910 | } else { | |
4e8a008e | 911 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 912 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
913 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
914 | params_le->ssid_le.SSID, | |
915 | request->ssids->ssid_len); | |
e756af5b HM |
916 | params_le->ssid_le.SSID_len = |
917 | cpu_to_le32(request->ssids->ssid_len); | |
918 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
919 | request->ssids->ssid_len); | |
920 | } | |
921 | } | |
922 | /* Adding mask to channel numbers */ | |
923 | params_le->channel_num = | |
924 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
925 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
926 | } | |
927 | ||
e756af5b | 928 | static s32 |
a0f472ac | 929 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
e756af5b HM |
930 | struct cfg80211_scan_request *request, u16 action) |
931 | { | |
932 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
933 | offsetof(struct brcmf_escan_params_le, params_le); | |
934 | struct brcmf_escan_params_le *params; | |
935 | s32 err = 0; | |
936 | ||
4e8a008e | 937 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
938 | |
939 | if (request != NULL) { | |
940 | /* Allocate space for populating ssids in struct */ | |
941 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
942 | ||
943 | /* Allocate space for populating ssids in struct */ | |
944 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
945 | } | |
946 | ||
947 | params = kzalloc(params_size, GFP_KERNEL); | |
948 | if (!params) { | |
949 | err = -ENOMEM; | |
950 | goto exit; | |
951 | } | |
952 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 953 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b HM |
954 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
955 | params->action = cpu_to_le16(action); | |
956 | params->sync_id = cpu_to_le16(0x1234); | |
957 | ||
a0f472ac | 958 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
959 | if (err) { |
960 | if (err == -EBUSY) | |
647c9ae0 | 961 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 962 | else |
57d6e91a | 963 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
964 | } |
965 | ||
966 | kfree(params); | |
967 | exit: | |
968 | return err; | |
969 | } | |
970 | ||
971 | static s32 | |
27a68fe3 | 972 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 973 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
974 | { |
975 | s32 err; | |
81f5dcb8 | 976 | u32 passive_scan; |
e756af5b | 977 | struct brcmf_scan_results *results; |
9f440b7b | 978 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 979 | |
4e8a008e | 980 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 981 | escan->ifp = ifp; |
9f440b7b AS |
982 | escan->wiphy = wiphy; |
983 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 984 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 985 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 986 | passive_scan); |
e756af5b | 987 | if (err) { |
57d6e91a | 988 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
989 | return err; |
990 | } | |
5e787f75 | 991 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 992 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
993 | results->version = 0; |
994 | results->count = 0; | |
995 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
996 | ||
a0f472ac | 997 | err = escan->run(cfg, ifp, request, WL_ESCAN_ACTION_START); |
e756af5b | 998 | if (err) |
5e787f75 | 999 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1000 | return err; |
1001 | } | |
1002 | ||
1003 | static s32 | |
a0f472ac | 1004 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1005 | struct cfg80211_scan_request *request, |
1006 | struct cfg80211_ssid *this_ssid) | |
1007 | { | |
a0f472ac AS |
1008 | struct brcmf_if *ifp = vif->ifp; |
1009 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1010 | struct cfg80211_ssid *ssids; |
f0799895 | 1011 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 1012 | u32 passive_scan; |
e756af5b HM |
1013 | bool escan_req; |
1014 | bool spec_scan; | |
1015 | s32 err; | |
1016 | u32 SSID_len; | |
1017 | ||
4e8a008e | 1018 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1019 | |
c1179033 | 1020 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1021 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1022 | return -EAGAIN; |
1023 | } | |
c1179033 | 1024 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1025 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1026 | cfg->scan_status); | |
e756af5b HM |
1027 | return -EAGAIN; |
1028 | } | |
1687eee2 AS |
1029 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1030 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1031 | cfg->scan_status); | |
1032 | return -EAGAIN; | |
1033 | } | |
c1179033 | 1034 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1035 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1036 | return -EAGAIN; |
1037 | } | |
1038 | ||
0f8ffe17 | 1039 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1040 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1041 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1042 | |
e756af5b HM |
1043 | escan_req = false; |
1044 | if (request) { | |
1045 | /* scan bss */ | |
1046 | ssids = request->ssids; | |
1047 | escan_req = true; | |
1048 | } else { | |
1049 | /* scan in ibss */ | |
1050 | /* we don't do escan in ibss */ | |
1051 | ssids = this_ssid; | |
1052 | } | |
1053 | ||
27a68fe3 | 1054 | cfg->scan_request = request; |
c1179033 | 1055 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1056 | if (escan_req) { |
9f440b7b | 1057 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1058 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1059 | if (err) |
1060 | goto scan_out; | |
1061 | ||
a0f472ac | 1062 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1063 | if (err) |
e756af5b HM |
1064 | goto scan_out; |
1065 | } else { | |
4e8a008e AS |
1066 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1067 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
1068 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
1069 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
1070 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
1071 | spec_scan = false; | |
1072 | if (SSID_len) { | |
1073 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
1074 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
1075 | spec_scan = true; | |
1076 | } else | |
4e8a008e | 1077 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1078 | |
81f5dcb8 | 1079 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1080 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1081 | passive_scan); |
e756af5b | 1082 | if (err) { |
57d6e91a | 1083 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1084 | goto scan_out; |
1085 | } | |
5e787f75 | 1086 | brcmf_scan_config_mpc(ifp, 0); |
c1179033 | 1087 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1088 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1089 | if (err) { |
1090 | if (err == -EBUSY) | |
647c9ae0 AS |
1091 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
1092 | sr->ssid_le.SSID); | |
e756af5b | 1093 | else |
57d6e91a | 1094 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1095 | |
5e787f75 | 1096 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1097 | goto scan_out; |
1098 | } | |
1099 | } | |
1100 | ||
661fa95d HM |
1101 | /* Arm scan timeout timer */ |
1102 | mod_timer(&cfg->escan_timeout, jiffies + | |
1103 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); | |
1104 | ||
e756af5b HM |
1105 | return 0; |
1106 | ||
1107 | scan_out: | |
c1179033 | 1108 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1109 | cfg->scan_request = NULL; |
e756af5b HM |
1110 | return err; |
1111 | } | |
1112 | ||
5b435de0 | 1113 | static s32 |
0abb5f21 | 1114 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1115 | { |
a0f472ac | 1116 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1117 | s32 err = 0; |
1118 | ||
d96b801f | 1119 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1120 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1121 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1122 | return -EIO; |
1123 | ||
a0f472ac | 1124 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1125 | |
5b435de0 | 1126 | if (err) |
57d6e91a | 1127 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1128 | |
d96b801f | 1129 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1130 | return err; |
1131 | } | |
1132 | ||
1133 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1134 | { | |
1135 | s32 err = 0; | |
1136 | ||
ac24be6f AS |
1137 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1138 | rts_threshold); | |
5b435de0 | 1139 | if (err) |
57d6e91a | 1140 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1141 | |
1142 | return err; | |
1143 | } | |
1144 | ||
1145 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1146 | { | |
1147 | s32 err = 0; | |
1148 | ||
ac24be6f AS |
1149 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1150 | frag_threshold); | |
5b435de0 | 1151 | if (err) |
57d6e91a | 1152 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1153 | |
1154 | return err; | |
1155 | } | |
1156 | ||
1157 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1158 | { | |
1159 | s32 err = 0; | |
b87e2c48 | 1160 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1161 | |
ac24be6f | 1162 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1163 | if (err) { |
57d6e91a | 1164 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1165 | return err; |
1166 | } | |
1167 | return err; | |
1168 | } | |
1169 | ||
1170 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1171 | { | |
27a68fe3 AS |
1172 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1173 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1174 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1175 | s32 err = 0; |
1176 | ||
d96b801f | 1177 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1178 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1179 | return -EIO; |
1180 | ||
1181 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1182 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1183 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1184 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1185 | if (!err) |
1186 | goto done; | |
1187 | } | |
1188 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1189 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1190 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1191 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1192 | if (!err) |
1193 | goto done; | |
1194 | } | |
1195 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1196 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1197 | cfg->conf->retry_long = wiphy->retry_long; | |
1198 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1199 | if (!err) |
1200 | goto done; | |
1201 | } | |
1202 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1203 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1204 | cfg->conf->retry_short = wiphy->retry_short; | |
1205 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1206 | if (!err) |
1207 | goto done; | |
1208 | } | |
1209 | ||
1210 | done: | |
d96b801f | 1211 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1212 | return err; |
1213 | } | |
1214 | ||
5b435de0 AS |
1215 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1216 | { | |
1217 | memset(prof, 0, sizeof(*prof)); | |
1218 | } | |
1219 | ||
9b7a0ddc AS |
1220 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1221 | { | |
1222 | u16 reason; | |
1223 | ||
1224 | switch (e->event_code) { | |
1225 | case BRCMF_E_DEAUTH: | |
1226 | case BRCMF_E_DEAUTH_IND: | |
1227 | case BRCMF_E_DISASSOC_IND: | |
1228 | reason = e->reason; | |
1229 | break; | |
1230 | case BRCMF_E_LINK: | |
1231 | default: | |
1232 | reason = 0; | |
1233 | break; | |
1234 | } | |
1235 | return reason; | |
1236 | } | |
1237 | ||
1238 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1239 | { |
61730d4d | 1240 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1241 | s32 err = 0; |
1242 | ||
d96b801f | 1243 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1244 | |
903e0eee | 1245 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1246 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1247 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1248 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1249 | if (err) { |
57d6e91a | 1250 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1251 | } |
903e0eee | 1252 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
9b7a0ddc | 1253 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, |
80279fb7 | 1254 | true, GFP_KERNEL); |
43dffbc6 | 1255 | |
5b435de0 | 1256 | } |
903e0eee | 1257 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1258 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1259 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1260 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1261 | } |
1262 | ||
1263 | static s32 | |
1264 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1265 | struct cfg80211_ibss_params *params) | |
1266 | { | |
27a68fe3 | 1267 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1268 | struct brcmf_if *ifp = netdev_priv(ndev); |
1269 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1270 | struct brcmf_join_params join_params; |
1271 | size_t join_params_size = 0; | |
1272 | s32 err = 0; | |
1273 | s32 wsec = 0; | |
1274 | s32 bcnprd; | |
1701261d | 1275 | u16 chanspec; |
5b435de0 | 1276 | |
d96b801f | 1277 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1278 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1279 | return -EIO; |
1280 | ||
1281 | if (params->ssid) | |
16886735 | 1282 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1283 | else { |
16886735 | 1284 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1285 | return -EOPNOTSUPP; |
1286 | } | |
1287 | ||
c1179033 | 1288 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1289 | |
1290 | if (params->bssid) | |
16886735 | 1291 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1292 | else |
16886735 | 1293 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1294 | |
683b6d3b | 1295 | if (params->chandef.chan) |
16886735 AS |
1296 | brcmf_dbg(CONN, "channel: %d\n", |
1297 | params->chandef.chan->center_freq); | |
5b435de0 | 1298 | else |
16886735 | 1299 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1300 | |
1301 | if (params->channel_fixed) | |
16886735 | 1302 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1303 | else |
16886735 | 1304 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1305 | |
1306 | if (params->ie && params->ie_len) | |
16886735 | 1307 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1308 | else |
16886735 | 1309 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1310 | |
1311 | if (params->beacon_interval) | |
16886735 AS |
1312 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1313 | params->beacon_interval); | |
5b435de0 | 1314 | else |
16886735 | 1315 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1316 | |
1317 | if (params->basic_rates) | |
16886735 | 1318 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1319 | else |
16886735 | 1320 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1321 | |
1322 | if (params->privacy) | |
16886735 | 1323 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1324 | else |
16886735 | 1325 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1326 | |
1327 | /* Configure Privacy for starter */ | |
1328 | if (params->privacy) | |
1329 | wsec |= WEP_ENABLED; | |
1330 | ||
c1179033 | 1331 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1332 | if (err) { |
57d6e91a | 1333 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1334 | goto done; |
1335 | } | |
1336 | ||
1337 | /* Configure Beacon Interval for starter */ | |
1338 | if (params->beacon_interval) | |
1339 | bcnprd = params->beacon_interval; | |
1340 | else | |
1341 | bcnprd = 100; | |
1342 | ||
b87e2c48 | 1343 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1344 | if (err) { |
57d6e91a | 1345 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1346 | goto done; |
1347 | } | |
1348 | ||
1349 | /* Configure required join parameter */ | |
1350 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1351 | ||
1352 | /* SSID */ | |
6c8c4f72 AS |
1353 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1354 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1355 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1356 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1357 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1358 | |
1359 | /* BSSID */ | |
1360 | if (params->bssid) { | |
1361 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1362 | join_params_size = sizeof(join_params.ssid_le) + | |
1363 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1364 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1365 | } else { |
93803b33 JP |
1366 | eth_broadcast_addr(join_params.params_le.bssid); |
1367 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1368 | } |
1369 | ||
5b435de0 | 1370 | /* Channel */ |
683b6d3b | 1371 | if (params->chandef.chan) { |
5b435de0 AS |
1372 | u32 target_channel; |
1373 | ||
27a68fe3 | 1374 | cfg->channel = |
5b435de0 | 1375 | ieee80211_frequency_to_channel( |
683b6d3b | 1376 | params->chandef.chan->center_freq); |
5b435de0 AS |
1377 | if (params->channel_fixed) { |
1378 | /* adding chanspec */ | |
600a897d AS |
1379 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1380 | ¶ms->chandef); | |
1701261d HM |
1381 | join_params.params_le.chanspec_list[0] = |
1382 | cpu_to_le16(chanspec); | |
1383 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1384 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1385 | } |
1386 | ||
1387 | /* set channel for starter */ | |
27a68fe3 | 1388 | target_channel = cfg->channel; |
b87e2c48 | 1389 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1390 | target_channel); |
5b435de0 | 1391 | if (err) { |
57d6e91a | 1392 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1393 | goto done; |
1394 | } | |
1395 | } else | |
27a68fe3 | 1396 | cfg->channel = 0; |
5b435de0 | 1397 | |
27a68fe3 | 1398 | cfg->ibss_starter = false; |
5b435de0 AS |
1399 | |
1400 | ||
c1179033 | 1401 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1402 | &join_params, join_params_size); |
5b435de0 | 1403 | if (err) { |
57d6e91a | 1404 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1405 | goto done; |
1406 | } | |
1407 | ||
1408 | done: | |
1409 | if (err) | |
c1179033 | 1410 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1411 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1412 | return err; |
1413 | } | |
1414 | ||
1415 | static s32 | |
1416 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1417 | { | |
0abb5f21 | 1418 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1419 | |
d96b801f | 1420 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1421 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1422 | return -EIO; |
1423 | ||
9b7a0ddc | 1424 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
5b435de0 | 1425 | |
d96b801f | 1426 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1427 | |
12f32370 | 1428 | return 0; |
5b435de0 AS |
1429 | } |
1430 | ||
1431 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1432 | struct cfg80211_connect_params *sme) | |
1433 | { | |
6ac4f4ed | 1434 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1435 | struct brcmf_cfg80211_security *sec; |
1436 | s32 val = 0; | |
1437 | s32 err = 0; | |
1438 | ||
1439 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1440 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1441 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1442 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1443 | else | |
1444 | val = WPA_AUTH_DISABLED; | |
16886735 | 1445 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1446 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1447 | if (err) { |
57d6e91a | 1448 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1449 | return err; |
1450 | } | |
06bb123e | 1451 | sec = &profile->sec; |
5b435de0 AS |
1452 | sec->wpa_versions = sme->crypto.wpa_versions; |
1453 | return err; | |
1454 | } | |
1455 | ||
1456 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1457 | struct cfg80211_connect_params *sme) | |
1458 | { | |
6ac4f4ed | 1459 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1460 | struct brcmf_cfg80211_security *sec; |
1461 | s32 val = 0; | |
1462 | s32 err = 0; | |
1463 | ||
1464 | switch (sme->auth_type) { | |
1465 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1466 | val = 0; | |
16886735 | 1467 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1468 | break; |
1469 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1470 | val = 1; | |
16886735 | 1471 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1472 | break; |
1473 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1474 | val = 2; | |
16886735 | 1475 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1476 | break; |
1477 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1478 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1479 | default: |
1480 | val = 2; | |
57d6e91a | 1481 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1482 | break; |
1483 | } | |
1484 | ||
89286dc9 | 1485 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1486 | if (err) { |
57d6e91a | 1487 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1488 | return err; |
1489 | } | |
06bb123e | 1490 | sec = &profile->sec; |
5b435de0 AS |
1491 | sec->auth_type = sme->auth_type; |
1492 | return err; | |
1493 | } | |
1494 | ||
1495 | static s32 | |
87b7e9e2 DK |
1496 | brcmf_set_wsec_mode(struct net_device *ndev, |
1497 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1498 | { |
6ac4f4ed | 1499 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1500 | struct brcmf_cfg80211_security *sec; |
1501 | s32 pval = 0; | |
1502 | s32 gval = 0; | |
87b7e9e2 | 1503 | s32 wsec; |
5b435de0 AS |
1504 | s32 err = 0; |
1505 | ||
1506 | if (sme->crypto.n_ciphers_pairwise) { | |
1507 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1508 | case WLAN_CIPHER_SUITE_WEP40: | |
1509 | case WLAN_CIPHER_SUITE_WEP104: | |
1510 | pval = WEP_ENABLED; | |
1511 | break; | |
1512 | case WLAN_CIPHER_SUITE_TKIP: | |
1513 | pval = TKIP_ENABLED; | |
1514 | break; | |
1515 | case WLAN_CIPHER_SUITE_CCMP: | |
1516 | pval = AES_ENABLED; | |
1517 | break; | |
1518 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1519 | pval = AES_ENABLED; | |
1520 | break; | |
1521 | default: | |
57d6e91a AS |
1522 | brcmf_err("invalid cipher pairwise (%d)\n", |
1523 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1524 | return -EINVAL; |
1525 | } | |
1526 | } | |
1527 | if (sme->crypto.cipher_group) { | |
1528 | switch (sme->crypto.cipher_group) { | |
1529 | case WLAN_CIPHER_SUITE_WEP40: | |
1530 | case WLAN_CIPHER_SUITE_WEP104: | |
1531 | gval = WEP_ENABLED; | |
1532 | break; | |
1533 | case WLAN_CIPHER_SUITE_TKIP: | |
1534 | gval = TKIP_ENABLED; | |
1535 | break; | |
1536 | case WLAN_CIPHER_SUITE_CCMP: | |
1537 | gval = AES_ENABLED; | |
1538 | break; | |
1539 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1540 | gval = AES_ENABLED; | |
1541 | break; | |
1542 | default: | |
57d6e91a AS |
1543 | brcmf_err("invalid cipher group (%d)\n", |
1544 | sme->crypto.cipher_group); | |
5b435de0 AS |
1545 | return -EINVAL; |
1546 | } | |
1547 | } | |
1548 | ||
16886735 | 1549 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1550 | /* In case of privacy, but no security and WPS then simulate */ |
1551 | /* setting AES. WPS-2.0 allows no security */ | |
1552 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1553 | sme->privacy) | |
1554 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1555 | |
1556 | if (mfp) | |
1557 | wsec = pval | gval | MFP_CAPABLE; | |
1558 | else | |
1559 | wsec = pval | gval; | |
1560 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1561 | if (err) { |
57d6e91a | 1562 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1563 | return err; |
1564 | } | |
1565 | ||
06bb123e | 1566 | sec = &profile->sec; |
5b435de0 AS |
1567 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1568 | sec->cipher_group = sme->crypto.cipher_group; | |
1569 | ||
1570 | return err; | |
1571 | } | |
1572 | ||
1573 | static s32 | |
1574 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1575 | { | |
6ac4f4ed | 1576 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1577 | struct brcmf_cfg80211_security *sec; |
1578 | s32 val = 0; | |
1579 | s32 err = 0; | |
1580 | ||
1581 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1582 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1583 | "wpa_auth", &val); | |
5b435de0 | 1584 | if (err) { |
57d6e91a | 1585 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1586 | return err; |
1587 | } | |
1588 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1589 | switch (sme->crypto.akm_suites[0]) { | |
1590 | case WLAN_AKM_SUITE_8021X: | |
1591 | val = WPA_AUTH_UNSPECIFIED; | |
1592 | break; | |
1593 | case WLAN_AKM_SUITE_PSK: | |
1594 | val = WPA_AUTH_PSK; | |
1595 | break; | |
1596 | default: | |
57d6e91a AS |
1597 | brcmf_err("invalid cipher group (%d)\n", |
1598 | sme->crypto.cipher_group); | |
5b435de0 AS |
1599 | return -EINVAL; |
1600 | } | |
1601 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1602 | switch (sme->crypto.akm_suites[0]) { | |
1603 | case WLAN_AKM_SUITE_8021X: | |
1604 | val = WPA2_AUTH_UNSPECIFIED; | |
1605 | break; | |
1606 | case WLAN_AKM_SUITE_PSK: | |
1607 | val = WPA2_AUTH_PSK; | |
1608 | break; | |
1609 | default: | |
57d6e91a AS |
1610 | brcmf_err("invalid cipher group (%d)\n", |
1611 | sme->crypto.cipher_group); | |
5b435de0 AS |
1612 | return -EINVAL; |
1613 | } | |
1614 | } | |
1615 | ||
16886735 | 1616 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1617 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1618 | "wpa_auth", val); | |
5b435de0 | 1619 | if (err) { |
57d6e91a | 1620 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1621 | return err; |
1622 | } | |
1623 | } | |
06bb123e | 1624 | sec = &profile->sec; |
5b435de0 AS |
1625 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1626 | ||
1627 | return err; | |
1628 | } | |
1629 | ||
1630 | static s32 | |
f09d0c02 HM |
1631 | brcmf_set_sharedkey(struct net_device *ndev, |
1632 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1633 | { |
6ac4f4ed | 1634 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1635 | struct brcmf_cfg80211_security *sec; |
1636 | struct brcmf_wsec_key key; | |
1637 | s32 val; | |
1638 | s32 err = 0; | |
1639 | ||
16886735 | 1640 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1641 | |
a718e2fe RV |
1642 | if (sme->key_len == 0) |
1643 | return 0; | |
1644 | ||
06bb123e | 1645 | sec = &profile->sec; |
16886735 AS |
1646 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1647 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1648 | |
1649 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1650 | return 0; | |
1651 | ||
f09d0c02 HM |
1652 | if (!(sec->cipher_pairwise & |
1653 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1654 | return 0; | |
a718e2fe | 1655 | |
f09d0c02 HM |
1656 | memset(&key, 0, sizeof(key)); |
1657 | key.len = (u32) sme->key_len; | |
1658 | key.index = (u32) sme->key_idx; | |
1659 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1660 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1661 | return -EINVAL; |
1662 | } | |
1663 | memcpy(key.data, sme->key, key.len); | |
1664 | key.flags = BRCMF_PRIMARY_KEY; | |
1665 | switch (sec->cipher_pairwise) { | |
1666 | case WLAN_CIPHER_SUITE_WEP40: | |
1667 | key.algo = CRYPTO_ALGO_WEP1; | |
1668 | break; | |
1669 | case WLAN_CIPHER_SUITE_WEP104: | |
1670 | key.algo = CRYPTO_ALGO_WEP128; | |
1671 | break; | |
1672 | default: | |
57d6e91a AS |
1673 | brcmf_err("Invalid algorithm (%d)\n", |
1674 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1675 | return -EINVAL; |
1676 | } | |
1677 | /* Set the new key/index */ | |
16886735 AS |
1678 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1679 | key.len, key.index, key.algo); | |
1680 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1681 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1682 | if (err) |
1683 | return err; | |
1684 | ||
1685 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1686 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1687 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1688 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1689 | if (err) |
57d6e91a | 1690 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1691 | } |
1692 | return err; | |
1693 | } | |
1694 | ||
cbb1ec94 AS |
1695 | static |
1696 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1697 | enum nl80211_auth_type type) | |
1698 | { | |
c08437b4 AS |
1699 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1700 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1701 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1702 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1703 | } |
1704 | return type; | |
1705 | } | |
1706 | ||
5b435de0 AS |
1707 | static s32 |
1708 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1709 | struct cfg80211_connect_params *sme) |
5b435de0 | 1710 | { |
27a68fe3 | 1711 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1712 | struct brcmf_if *ifp = netdev_priv(ndev); |
1713 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1714 | struct ieee80211_channel *chan = sme->channel; |
1715 | struct brcmf_join_params join_params; | |
1716 | size_t join_params_size; | |
4b5800fe JB |
1717 | const struct brcmf_tlv *rsn_ie; |
1718 | const struct brcmf_vs_tlv *wpa_ie; | |
1719 | const void *ie; | |
89286dc9 HM |
1720 | u32 ie_len; |
1721 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1722 | u16 chanspec; |
5b435de0 AS |
1723 | s32 err = 0; |
1724 | ||
d96b801f | 1725 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1726 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1727 | return -EIO; |
1728 | ||
1729 | if (!sme->ssid) { | |
57d6e91a | 1730 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1731 | return -EOPNOTSUPP; |
1732 | } | |
1733 | ||
89286dc9 HM |
1734 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1735 | /* A normal (non P2P) connection request setup. */ | |
1736 | ie = NULL; | |
1737 | ie_len = 0; | |
1738 | /* find the WPA_IE */ | |
1739 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1740 | if (wpa_ie) { | |
1741 | ie = wpa_ie; | |
1742 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1743 | } else { | |
1744 | /* find the RSN_IE */ | |
4b5800fe JB |
1745 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1746 | sme->ie_len, | |
89286dc9 HM |
1747 | WLAN_EID_RSN); |
1748 | if (rsn_ie) { | |
1749 | ie = rsn_ie; | |
1750 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1751 | } | |
1752 | } | |
1753 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1754 | } | |
1755 | ||
1756 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1757 | sme->ie, sme->ie_len); | |
1758 | if (err) | |
1759 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1760 | else | |
1761 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1762 | ||
c1179033 | 1763 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1764 | |
1765 | if (chan) { | |
27a68fe3 | 1766 | cfg->channel = |
5b435de0 | 1767 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1768 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1769 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1770 | cfg->channel, chan->center_freq, chanspec); | |
1771 | } else { | |
27a68fe3 | 1772 | cfg->channel = 0; |
1701261d HM |
1773 | chanspec = 0; |
1774 | } | |
5b435de0 | 1775 | |
647c9ae0 | 1776 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1777 | |
1778 | err = brcmf_set_wpa_version(ndev, sme); | |
1779 | if (err) { | |
57d6e91a | 1780 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1781 | goto done; |
1782 | } | |
1783 | ||
cbb1ec94 | 1784 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1785 | err = brcmf_set_auth_type(ndev, sme); |
1786 | if (err) { | |
57d6e91a | 1787 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1788 | goto done; |
1789 | } | |
1790 | ||
87b7e9e2 | 1791 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1792 | if (err) { |
57d6e91a | 1793 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1794 | goto done; |
1795 | } | |
1796 | ||
1797 | err = brcmf_set_key_mgmt(ndev, sme); | |
1798 | if (err) { | |
57d6e91a | 1799 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1800 | goto done; |
1801 | } | |
1802 | ||
f09d0c02 | 1803 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1804 | if (err) { |
57d6e91a | 1805 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1806 | goto done; |
1807 | } | |
1808 | ||
89286dc9 HM |
1809 | profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID), |
1810 | (u32)sme->ssid_len); | |
1811 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1812 | if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { | |
1813 | profile->ssid.SSID[profile->ssid.SSID_len] = 0; | |
1814 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID, | |
1815 | profile->ssid.SSID_len); | |
1816 | } | |
1817 | ||
1818 | /* Join with specific BSSID and cached SSID | |
1819 | * If SSID is zero join based on BSSID only | |
1820 | */ | |
1821 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1822 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1823 | if (cfg->channel) | |
1824 | join_params_size += sizeof(u16); | |
1825 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1826 | if (ext_join_params == NULL) { | |
1827 | err = -ENOMEM; | |
1828 | goto done; | |
1829 | } | |
1830 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
1831 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, | |
1832 | profile->ssid.SSID_len); | |
63dd99e6 | 1833 | |
89286dc9 HM |
1834 | /* Set up join scan parameters */ |
1835 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1836 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1837 | ||
1838 | if (sme->bssid) | |
1839 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1840 | else | |
93803b33 | 1841 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
1842 | |
1843 | if (cfg->channel) { | |
1844 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1845 | ||
1846 | ext_join_params->assoc_le.chanspec_list[0] = | |
1847 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1848 | /* Increase dwell time to receive probe response or detect |
1849 | * beacon from target AP at a noisy air only during connect | |
1850 | * command. | |
1851 | */ | |
1852 | ext_join_params->scan_le.active_time = | |
1853 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1854 | ext_join_params->scan_le.passive_time = | |
1855 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1856 | /* To sync with presence period of VSDB GO send probe request | |
1857 | * more frequently. Probe request will be stopped when it gets | |
1858 | * probe response from target AP/GO. | |
1859 | */ | |
1860 | ext_join_params->scan_le.nprobes = | |
1861 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1862 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1863 | } else { | |
1864 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1865 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1866 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1867 | } |
1868 | ||
1869 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1870 | join_params_size); | |
1871 | kfree(ext_join_params); | |
1872 | if (!err) | |
1873 | /* This is it. join command worked, we are done */ | |
1874 | goto done; | |
1875 | ||
1876 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1877 | memset(&join_params, 0, sizeof(join_params)); |
1878 | join_params_size = sizeof(join_params.ssid_le); | |
1879 | ||
6c8c4f72 | 1880 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); |
6c8c4f72 | 1881 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); |
5b435de0 | 1882 | |
89286dc9 HM |
1883 | if (sme->bssid) |
1884 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1885 | else | |
93803b33 | 1886 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 1887 | |
1701261d HM |
1888 | if (cfg->channel) { |
1889 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1890 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1891 | join_params_size += sizeof(join_params.params_le); | |
1892 | } | |
c1179033 | 1893 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1894 | &join_params, join_params_size); |
5b435de0 | 1895 | if (err) |
89286dc9 | 1896 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1897 | |
1898 | done: | |
1899 | if (err) | |
c1179033 | 1900 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1901 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1902 | return err; |
1903 | } | |
1904 | ||
1905 | static s32 | |
1906 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1907 | u16 reason_code) | |
1908 | { | |
0abb5f21 AS |
1909 | struct brcmf_if *ifp = netdev_priv(ndev); |
1910 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1911 | struct brcmf_scb_val_le scbval; |
1912 | s32 err = 0; | |
1913 | ||
d96b801f | 1914 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1915 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1916 | return -EIO; |
1917 | ||
c1179033 | 1918 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1919 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 1920 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 1921 | |
06bb123e | 1922 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1923 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1924 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1925 | &scbval, sizeof(scbval)); |
5b435de0 | 1926 | if (err) |
57d6e91a | 1927 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1928 | |
d96b801f | 1929 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1930 | return err; |
1931 | } | |
1932 | ||
1933 | static s32 | |
c8442118 | 1934 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1935 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 1936 | { |
27a68fe3 | 1937 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1938 | struct net_device *ndev = cfg_to_ndev(cfg); |
1939 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
1940 | s32 err; |
1941 | s32 disable; | |
1942 | u32 qdbm = 127; | |
5b435de0 | 1943 | |
60dc35ef | 1944 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 1945 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1946 | return -EIO; |
1947 | ||
1948 | switch (type) { | |
1949 | case NL80211_TX_POWER_AUTOMATIC: | |
1950 | break; | |
1951 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 1952 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 1953 | if (mbm < 0) { |
57d6e91a | 1954 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1955 | err = -EINVAL; |
1956 | goto done; | |
1957 | } | |
60dc35ef HM |
1958 | qdbm = MBM_TO_DBM(4 * mbm); |
1959 | if (qdbm > 127) | |
1960 | qdbm = 127; | |
1961 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 1962 | break; |
60dc35ef HM |
1963 | default: |
1964 | brcmf_err("Unsupported type %d\n", type); | |
1965 | err = -EINVAL; | |
1966 | goto done; | |
5b435de0 AS |
1967 | } |
1968 | /* Make sure radio is off or on as far as software is concerned */ | |
1969 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1970 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1971 | if (err) |
57d6e91a | 1972 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 1973 | |
60dc35ef | 1974 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 1975 | if (err) |
57d6e91a | 1976 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
1977 | |
1978 | done: | |
60dc35ef | 1979 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
1980 | return err; |
1981 | } | |
1982 | ||
60dc35ef HM |
1983 | static s32 |
1984 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
1985 | s32 *dbm) | |
5b435de0 | 1986 | { |
27a68fe3 | 1987 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
1988 | struct net_device *ndev = cfg_to_ndev(cfg); |
1989 | struct brcmf_if *ifp = netdev_priv(ndev); | |
1990 | s32 qdbm = 0; | |
1991 | s32 err; | |
5b435de0 | 1992 | |
d96b801f | 1993 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1994 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1995 | return -EIO; |
1996 | ||
60dc35ef | 1997 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 1998 | if (err) { |
57d6e91a | 1999 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2000 | goto done; |
2001 | } | |
60dc35ef | 2002 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2003 | |
2004 | done: | |
60dc35ef | 2005 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2006 | return err; |
2007 | } | |
2008 | ||
2009 | static s32 | |
2010 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2011 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2012 | { |
0abb5f21 | 2013 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2014 | u32 index; |
2015 | u32 wsec; | |
2016 | s32 err = 0; | |
2017 | ||
d96b801f | 2018 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2019 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2020 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2021 | return -EIO; |
2022 | ||
0abb5f21 | 2023 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2024 | if (err) { |
57d6e91a | 2025 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2026 | goto done; |
2027 | } | |
2028 | ||
2029 | if (wsec & WEP_ENABLED) { | |
2030 | /* Just select a new current key */ | |
2031 | index = key_idx; | |
0abb5f21 | 2032 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2033 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2034 | if (err) |
57d6e91a | 2035 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2036 | } |
2037 | done: | |
d96b801f | 2038 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2039 | return err; |
2040 | } | |
2041 | ||
2042 | static s32 | |
2043 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2044 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2045 | { | |
992f6068 | 2046 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2047 | struct brcmf_wsec_key key; |
5b435de0 | 2048 | s32 err = 0; |
992f6068 | 2049 | u8 keybuf[8]; |
5b435de0 AS |
2050 | |
2051 | memset(&key, 0, sizeof(key)); | |
2052 | key.index = (u32) key_idx; | |
2053 | /* Instead of bcast for ea address for default wep keys, | |
2054 | driver needs it to be Null */ | |
2055 | if (!is_multicast_ether_addr(mac_addr)) | |
2056 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2057 | key.len = (u32) params->key_len; | |
2058 | /* check for key index change */ | |
2059 | if (key.len == 0) { | |
2060 | /* key delete */ | |
118eb304 | 2061 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2062 | if (err) |
57d6e91a | 2063 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2064 | } else { |
2065 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2066 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2067 | return -EINVAL; |
2068 | } | |
2069 | ||
16886735 | 2070 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2071 | memcpy(key.data, params->key, key.len); |
2072 | ||
967fe2c8 | 2073 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2074 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2075 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2076 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2077 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2078 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2079 | } | |
2080 | ||
2081 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2082 | if (params->seq && params->seq_len == 6) { | |
2083 | /* rx iv */ | |
2084 | u8 *ivptr; | |
2085 | ivptr = (u8 *) params->seq; | |
2086 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2087 | (ivptr[3] << 8) | ivptr[2]; | |
2088 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2089 | key.iv_initialized = true; | |
2090 | } | |
2091 | ||
2092 | switch (params->cipher) { | |
2093 | case WLAN_CIPHER_SUITE_WEP40: | |
2094 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2095 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2096 | break; |
2097 | case WLAN_CIPHER_SUITE_WEP104: | |
2098 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2099 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2100 | break; |
2101 | case WLAN_CIPHER_SUITE_TKIP: | |
2102 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2103 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2104 | break; |
2105 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2106 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2107 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2108 | break; |
2109 | case WLAN_CIPHER_SUITE_CCMP: | |
2110 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2111 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2112 | break; |
2113 | default: | |
57d6e91a | 2114 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2115 | return -EINVAL; |
2116 | } | |
118eb304 | 2117 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2118 | if (err) |
57d6e91a | 2119 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2120 | } |
2121 | return err; | |
2122 | } | |
2123 | ||
2124 | static s32 | |
2125 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2126 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2127 | struct key_params *params) | |
2128 | { | |
0abb5f21 | 2129 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2130 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2131 | s32 val; |
2132 | s32 wsec; | |
2133 | s32 err = 0; | |
2134 | u8 keybuf[8]; | |
2135 | ||
d96b801f | 2136 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2137 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2138 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2139 | return -EIO; |
2140 | ||
118eb304 HM |
2141 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2142 | /* we ignore this key index in this case */ | |
2143 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2144 | return -EINVAL; | |
2145 | } | |
2146 | ||
787eb033 DK |
2147 | if (mac_addr && |
2148 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2149 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2150 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2151 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2152 | } | |
5b435de0 | 2153 | |
118eb304 HM |
2154 | key = &ifp->vif->profile.key[key_idx]; |
2155 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2156 | |
118eb304 HM |
2157 | if (params->key_len > sizeof(key->data)) { |
2158 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2159 | err = -EINVAL; |
2160 | goto done; | |
2161 | } | |
118eb304 HM |
2162 | key->len = params->key_len; |
2163 | key->index = key_idx; | |
5b435de0 | 2164 | |
118eb304 HM |
2165 | memcpy(key->data, params->key, key->len); |
2166 | ||
2167 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2168 | switch (params->cipher) { |
2169 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2170 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2171 | val = WEP_ENABLED; |
16886735 | 2172 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2173 | break; |
2174 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2175 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2176 | val = WEP_ENABLED; |
16886735 | 2177 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2178 | break; |
2179 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2180 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2181 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2182 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2183 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2184 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2185 | } |
118eb304 | 2186 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2187 | val = TKIP_ENABLED; |
16886735 | 2188 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2189 | break; |
2190 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2191 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2192 | val = AES_ENABLED; |
16886735 | 2193 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2194 | break; |
2195 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2196 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2197 | val = AES_ENABLED; |
16886735 | 2198 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2199 | break; |
2200 | default: | |
57d6e91a | 2201 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2202 | err = -EINVAL; |
2203 | goto done; | |
2204 | } | |
2205 | ||
118eb304 | 2206 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2207 | if (err) |
2208 | goto done; | |
2209 | ||
0abb5f21 | 2210 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2211 | if (err) { |
57d6e91a | 2212 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2213 | goto done; |
2214 | } | |
5b435de0 | 2215 | wsec |= val; |
0abb5f21 | 2216 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2217 | if (err) { |
57d6e91a | 2218 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2219 | goto done; |
2220 | } | |
2221 | ||
5b435de0 | 2222 | done: |
d96b801f | 2223 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2224 | return err; |
2225 | } | |
2226 | ||
2227 | static s32 | |
2228 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2229 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2230 | { | |
0abb5f21 | 2231 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2232 | struct brcmf_wsec_key key; |
2233 | s32 err = 0; | |
5b435de0 | 2234 | |
d96b801f | 2235 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2236 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2237 | return -EIO; |
2238 | ||
118eb304 | 2239 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2240 | /* we ignore this key index in this case */ |
256c374f HM |
2241 | return -EINVAL; |
2242 | } | |
2243 | ||
5b435de0 AS |
2244 | memset(&key, 0, sizeof(key)); |
2245 | ||
2246 | key.index = (u32) key_idx; | |
2247 | key.flags = BRCMF_PRIMARY_KEY; | |
2248 | key.algo = CRYPTO_ALGO_OFF; | |
2249 | ||
16886735 | 2250 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2251 | |
2252 | /* Set the new key/index */ | |
118eb304 | 2253 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2254 | |
d96b801f | 2255 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2256 | return err; |
2257 | } | |
2258 | ||
2259 | static s32 | |
2260 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2261 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2262 | void (*callback) (void *cookie, struct key_params * params)) | |
2263 | { | |
2264 | struct key_params params; | |
0abb5f21 AS |
2265 | struct brcmf_if *ifp = netdev_priv(ndev); |
2266 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2267 | struct brcmf_cfg80211_security *sec; |
2268 | s32 wsec; | |
2269 | s32 err = 0; | |
2270 | ||
d96b801f | 2271 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2272 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2273 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2274 | return -EIO; |
2275 | ||
2276 | memset(¶ms, 0, sizeof(params)); | |
2277 | ||
0abb5f21 | 2278 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2279 | if (err) { |
57d6e91a | 2280 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2281 | /* Ignore this error, may happen during DISASSOC */ |
2282 | err = -EAGAIN; | |
2283 | goto done; | |
2284 | } | |
c5bf53a8 | 2285 | if (wsec & WEP_ENABLED) { |
06bb123e | 2286 | sec = &profile->sec; |
5b435de0 AS |
2287 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2288 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2289 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2290 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2291 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2292 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2293 | } |
c5bf53a8 | 2294 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2295 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2296 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2297 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2298 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2299 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2300 | } else { |
57d6e91a | 2301 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2302 | err = -EINVAL; |
2303 | goto done; | |
2304 | } | |
2305 | callback(cookie, ¶ms); | |
2306 | ||
2307 | done: | |
d96b801f | 2308 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2309 | return err; |
2310 | } | |
2311 | ||
2312 | static s32 | |
2313 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2314 | struct net_device *ndev, u8 key_idx) | |
2315 | { | |
647c9ae0 | 2316 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2317 | |
2318 | return -EOPNOTSUPP; | |
2319 | } | |
2320 | ||
118eb304 HM |
2321 | static void |
2322 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2323 | { | |
2324 | s32 err; | |
2325 | u8 key_idx; | |
2326 | struct brcmf_wsec_key *key; | |
2327 | s32 wsec; | |
2328 | ||
2329 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2330 | key = &ifp->vif->profile.key[key_idx]; | |
2331 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2332 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2333 | break; | |
2334 | } | |
2335 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2336 | return; | |
2337 | ||
2338 | err = send_key_to_dongle(ifp, key); | |
2339 | if (err) { | |
2340 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2341 | return; | |
2342 | } | |
2343 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2344 | if (err) { | |
2345 | brcmf_err("get wsec error (%d)\n", err); | |
2346 | return; | |
2347 | } | |
2348 | wsec |= WEP_ENABLED; | |
2349 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2350 | if (err) | |
2351 | brcmf_err("set wsec error (%d)\n", err); | |
2352 | } | |
2353 | ||
1f0dc59a AS |
2354 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2355 | { | |
2356 | struct nl80211_sta_flag_update *sfu; | |
2357 | ||
2358 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2359 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2360 | sfu = &si->sta_flags; | |
2361 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2362 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2363 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2364 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2365 | if (fw_sta_flags & BRCMF_STA_WME) | |
2366 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2367 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2368 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2369 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2370 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2371 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2372 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2373 | } | |
2374 | ||
2375 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2376 | { | |
2377 | struct { | |
2378 | __le32 len; | |
2379 | struct brcmf_bss_info_le bss_le; | |
2380 | } *buf; | |
2381 | u16 capability; | |
2382 | int err; | |
2383 | ||
2384 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2385 | if (!buf) | |
2386 | return; | |
2387 | ||
2388 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2389 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2390 | WL_BSS_INFO_MAX); | |
2391 | if (err) { | |
2392 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2393 | return; | |
2394 | } | |
2395 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2396 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2397 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2398 | capability = le16_to_cpu(buf->bss_le.capability); | |
2399 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2400 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2401 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2402 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2403 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2404 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2405 | } | |
2406 | ||
5b435de0 AS |
2407 | static s32 |
2408 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2409 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2410 | { |
0abb5f21 | 2411 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2412 | s32 err = 0; |
81f5dcb8 | 2413 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2414 | u32 sta_flags; |
2415 | u32 is_tdls_peer; | |
5b435de0 | 2416 | |
d96b801f | 2417 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2418 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2419 | return -EIO; |
2420 | ||
1f0dc59a AS |
2421 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2422 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2423 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2424 | &sta_info_le, | |
2425 | sizeof(sta_info_le)); | |
2426 | is_tdls_peer = !err; | |
2427 | if (err) { | |
0abb5f21 | 2428 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2429 | &sta_info_le, |
81f5dcb8 | 2430 | sizeof(sta_info_le)); |
1a873342 | 2431 | if (err < 0) { |
57d6e91a | 2432 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2433 | goto done; |
2434 | } | |
1f0dc59a AS |
2435 | } |
2436 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2437 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2438 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2439 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2440 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2441 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2442 | if (is_tdls_peer) | |
2443 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2444 | else | |
2445 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2446 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2447 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2448 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2449 | brcmf_fill_bss_param(ifp, sinfo); | |
2450 | } | |
2451 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2452 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2453 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2454 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2455 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2456 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2457 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2458 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2459 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2460 | if (sinfo->tx_packets) { | |
319090bf | 2461 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
1f0dc59a AS |
2462 | sinfo->txrate.legacy = le32_to_cpu(sta_info_le.tx_rate); |
2463 | sinfo->txrate.legacy /= 100; | |
7f6c562d | 2464 | } |
1f0dc59a AS |
2465 | if (sinfo->rx_packets) { |
2466 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
2467 | sinfo->rxrate.legacy = le32_to_cpu(sta_info_le.rx_rate); | |
2468 | sinfo->rxrate.legacy /= 100; | |
1a873342 | 2469 | } |
1f0dc59a AS |
2470 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2471 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2472 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2473 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2474 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2475 | } | |
2476 | } | |
5b435de0 | 2477 | done: |
d96b801f | 2478 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2479 | return err; |
2480 | } | |
2481 | ||
2482 | static s32 | |
2483 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2484 | bool enabled, s32 timeout) | |
2485 | { | |
2486 | s32 pm; | |
2487 | s32 err = 0; | |
27a68fe3 | 2488 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2489 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2490 | |
d96b801f | 2491 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2492 | |
2493 | /* | |
2494 | * Powersave enable/disable request is coming from the | |
2495 | * cfg80211 even before the interface is up. In that | |
2496 | * scenario, driver will be storing the power save | |
27a68fe3 | 2497 | * preference in cfg struct to apply this to |
5b435de0 AS |
2498 | * FW later while initializing the dongle |
2499 | */ | |
27a68fe3 | 2500 | cfg->pwr_save = enabled; |
ce81e317 | 2501 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2502 | |
647c9ae0 | 2503 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2504 | goto done; |
2505 | } | |
2506 | ||
2507 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2508 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2509 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2510 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2511 | pm = PM_OFF; | |
2512 | } | |
647c9ae0 | 2513 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2514 | |
c1179033 | 2515 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2516 | if (err) { |
2517 | if (err == -ENODEV) | |
57d6e91a | 2518 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2519 | else |
57d6e91a | 2520 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2521 | } |
2522 | done: | |
d96b801f | 2523 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2524 | return err; |
2525 | } | |
2526 | ||
27a68fe3 | 2527 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2528 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2529 | { |
27a68fe3 | 2530 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2531 | struct ieee80211_channel *notify_channel; |
2532 | struct cfg80211_bss *bss; | |
2533 | struct ieee80211_supported_band *band; | |
83cf17aa | 2534 | struct brcmu_chan ch; |
5b435de0 AS |
2535 | u16 channel; |
2536 | u32 freq; | |
5b435de0 AS |
2537 | u16 notify_capability; |
2538 | u16 notify_interval; | |
2539 | u8 *notify_ie; | |
2540 | size_t notify_ielen; | |
2541 | s32 notify_signal; | |
2542 | ||
2543 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2544 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2545 | return 0; |
2546 | } | |
2547 | ||
83cf17aa FL |
2548 | if (!bi->ctl_ch) { |
2549 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2550 | cfg->d11inf.decchspec(&ch); | |
2551 | bi->ctl_ch = ch.chnum; | |
2552 | } | |
2553 | channel = bi->ctl_ch; | |
5b435de0 AS |
2554 | |
2555 | if (channel <= CH_MAX_2G_CHANNEL) | |
2556 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2557 | else | |
2558 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2559 | ||
2560 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2561 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2562 | ||
5b435de0 AS |
2563 | notify_capability = le16_to_cpu(bi->capability); |
2564 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2565 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2566 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2567 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2568 | ||
16886735 AS |
2569 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2570 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2571 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2572 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2573 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2574 | |
5bc8c1f2 JB |
2575 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2576 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2577 | (const u8 *)bi->BSSID, | |
2578 | 0, notify_capability, | |
2579 | notify_interval, notify_ie, | |
2580 | notify_ielen, notify_signal, | |
2581 | GFP_KERNEL); | |
5b435de0 | 2582 | |
e78946e1 FL |
2583 | if (!bss) |
2584 | return -ENOMEM; | |
2585 | ||
5b112d3d | 2586 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2587 | |
12f32370 | 2588 | return 0; |
5b435de0 AS |
2589 | } |
2590 | ||
6f09be0a RV |
2591 | static struct brcmf_bss_info_le * |
2592 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2593 | { | |
2594 | if (bss == NULL) | |
2595 | return list->bss_info_le; | |
2596 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2597 | le32_to_cpu(bss->length)); | |
2598 | } | |
2599 | ||
27a68fe3 | 2600 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2601 | { |
2602 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2603 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2604 | s32 err = 0; |
2605 | int i; | |
2606 | ||
ef8596e1 | 2607 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2608 | if (bss_list->count != 0 && |
2609 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2610 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2611 | bss_list->version); | |
5b435de0 AS |
2612 | return -EOPNOTSUPP; |
2613 | } | |
4e8a008e | 2614 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2615 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2616 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2617 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2618 | if (err) |
2619 | break; | |
2620 | } | |
2621 | return err; | |
2622 | } | |
2623 | ||
27a68fe3 | 2624 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2625 | struct net_device *ndev, const u8 *bssid) |
2626 | { | |
27a68fe3 | 2627 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2628 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2629 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2630 | struct ieee80211_supported_band *band; |
e78946e1 | 2631 | struct cfg80211_bss *bss; |
83cf17aa | 2632 | struct brcmu_chan ch; |
5b435de0 AS |
2633 | u8 *buf = NULL; |
2634 | s32 err = 0; | |
5b435de0 | 2635 | u32 freq; |
5b435de0 AS |
2636 | u16 notify_capability; |
2637 | u16 notify_interval; | |
2638 | u8 *notify_ie; | |
2639 | size_t notify_ielen; | |
2640 | s32 notify_signal; | |
2641 | ||
d96b801f | 2642 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2643 | |
2644 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2645 | if (buf == NULL) { | |
2646 | err = -ENOMEM; | |
2647 | goto CleanUp; | |
2648 | } | |
2649 | ||
2650 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2651 | ||
ac24be6f AS |
2652 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2653 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2654 | if (err) { |
57d6e91a | 2655 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2656 | goto CleanUp; |
2657 | } | |
2658 | ||
d34bf64f | 2659 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2660 | |
83cf17aa FL |
2661 | ch.chspec = le16_to_cpu(bi->chanspec); |
2662 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2663 | |
83cf17aa | 2664 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2665 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2666 | else | |
2667 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2668 | ||
83cf17aa | 2669 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
2670 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2671 | ||
5b435de0 AS |
2672 | notify_capability = le16_to_cpu(bi->capability); |
2673 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2674 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2675 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2676 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2677 | ||
83cf17aa | 2678 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2679 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2680 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2681 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2682 | |
5bc8c1f2 JB |
2683 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2684 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2685 | notify_capability, notify_interval, | |
2686 | notify_ie, notify_ielen, notify_signal, | |
2687 | GFP_KERNEL); | |
5b435de0 | 2688 | |
e78946e1 FL |
2689 | if (!bss) { |
2690 | err = -ENOMEM; | |
2691 | goto CleanUp; | |
2692 | } | |
2693 | ||
5b112d3d | 2694 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2695 | |
5b435de0 AS |
2696 | CleanUp: |
2697 | ||
2698 | kfree(buf); | |
2699 | ||
d96b801f | 2700 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2701 | |
2702 | return err; | |
2703 | } | |
2704 | ||
89286dc9 HM |
2705 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2706 | struct brcmf_if *ifp) | |
1a873342 | 2707 | { |
89286dc9 | 2708 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev); |
d34bf64f | 2709 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2710 | struct brcmf_ssid *ssid; |
4b5800fe | 2711 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2712 | u16 beacon_interval; |
2713 | u8 dtim_period; | |
2714 | size_t ie_len; | |
2715 | u8 *ie; | |
2716 | s32 err = 0; | |
2717 | ||
d96b801f | 2718 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2719 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2720 | return err; |
2721 | ||
06bb123e | 2722 | ssid = &profile->ssid; |
5b435de0 | 2723 | |
27a68fe3 | 2724 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2725 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2726 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2727 | if (err) { |
57d6e91a | 2728 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2729 | goto update_bss_info_out; |
2730 | } | |
2731 | ||
27a68fe3 AS |
2732 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2733 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2734 | if (err) |
2735 | goto update_bss_info_out; | |
2736 | ||
2737 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2738 | ie_len = le32_to_cpu(bi->ie_length); | |
2739 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2740 | ||
f8e4b412 | 2741 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2742 | if (tim) |
2743 | dtim_period = tim->data[1]; | |
2744 | else { | |
2745 | /* | |
2746 | * active scan was done so we could not get dtim | |
2747 | * information out of probe response. | |
2748 | * so we speficially query dtim information to dongle. | |
2749 | */ | |
2750 | u32 var; | |
ac24be6f | 2751 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2752 | if (err) { |
57d6e91a | 2753 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2754 | goto update_bss_info_out; |
2755 | } | |
2756 | dtim_period = (u8)var; | |
2757 | } | |
2758 | ||
5b435de0 | 2759 | update_bss_info_out: |
d96b801f | 2760 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2761 | return err; |
2762 | } | |
2763 | ||
18e2f61d | 2764 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2765 | { |
27a68fe3 | 2766 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2767 | |
c1179033 | 2768 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2769 | if (cfg->scan_request) { |
108a4bee | 2770 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2771 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2772 | } |
c1179033 AS |
2773 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2774 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2775 | } |
2776 | ||
e756af5b HM |
2777 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2778 | { | |
27a68fe3 AS |
2779 | struct brcmf_cfg80211_info *cfg = |
2780 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2781 | escan_timeout_work); |
2782 | ||
ef8596e1 | 2783 | brcmf_inform_bss(cfg); |
a0f472ac | 2784 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2785 | } |
2786 | ||
2787 | static void brcmf_escan_timeout(unsigned long data) | |
2788 | { | |
27a68fe3 AS |
2789 | struct brcmf_cfg80211_info *cfg = |
2790 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2791 | |
27a68fe3 | 2792 | if (cfg->scan_request) { |
57d6e91a | 2793 | brcmf_err("timer expired\n"); |
f0799895 | 2794 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2795 | } |
2796 | } | |
2797 | ||
2798 | static s32 | |
83cf17aa FL |
2799 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2800 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2801 | struct brcmf_bss_info_le *bss_info_le) |
2802 | { | |
83cf17aa FL |
2803 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2804 | ||
2805 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2806 | cfg->d11inf.decchspec(&ch_bss); | |
2807 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2808 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2809 | ||
e756af5b | 2810 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2811 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2812 | bss_info_le->SSID_len == bss->SSID_len && |
2813 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2814 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2815 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2816 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2817 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2818 | ||
e756af5b HM |
2819 | /* preserve max RSSI if the measurements are |
2820 | * both on-channel or both off-channel | |
2821 | */ | |
029591f3 | 2822 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2823 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2824 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2825 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2826 | /* preserve the on-channel rssi measurement |
2827 | * if the new measurement is off channel | |
2828 | */ | |
2829 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2830 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2831 | } |
2832 | return 1; | |
2833 | } | |
2834 | return 0; | |
2835 | } | |
2836 | ||
2837 | static s32 | |
1993732e | 2838 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2839 | const struct brcmf_event_msg *e, void *data) |
2840 | { | |
1993732e | 2841 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2842 | s32 status; |
e756af5b HM |
2843 | struct brcmf_escan_result_le *escan_result_le; |
2844 | struct brcmf_bss_info_le *bss_info_le; | |
2845 | struct brcmf_bss_info_le *bss = NULL; | |
2846 | u32 bi_length; | |
2847 | struct brcmf_scan_results *list; | |
2848 | u32 i; | |
97ed15c7 | 2849 | bool aborted; |
e756af5b | 2850 | |
5c36b99a | 2851 | status = e->status; |
e756af5b | 2852 | |
a0f472ac AS |
2853 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
2854 | brcmf_err("scan not ready, bssidx=%d\n", ifp->bssidx); | |
e756af5b HM |
2855 | return -EPERM; |
2856 | } | |
2857 | ||
2858 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2859 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2860 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2861 | if (!escan_result_le) { | |
57d6e91a | 2862 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2863 | goto exit; |
2864 | } | |
e756af5b | 2865 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2866 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2867 | escan_result_le->bss_count); | |
e756af5b HM |
2868 | goto exit; |
2869 | } | |
2870 | bss_info_le = &escan_result_le->bss_info_le; | |
2871 | ||
6eda4e2c HM |
2872 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2873 | goto exit; | |
2874 | ||
2875 | if (!cfg->scan_request) { | |
2876 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
2877 | goto exit; | |
2878 | } | |
2879 | ||
e756af5b HM |
2880 | bi_length = le32_to_cpu(bss_info_le->length); |
2881 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2882 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2883 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2884 | bi_length); | |
e756af5b HM |
2885 | goto exit; |
2886 | } | |
2887 | ||
27a68fe3 | 2888 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2889 | BIT(NL80211_IFTYPE_ADHOC))) { |
2890 | if (le16_to_cpu(bss_info_le->capability) & | |
2891 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2892 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2893 | goto exit; |
2894 | } | |
2895 | } | |
2896 | ||
2897 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2898 | cfg->escan_info.escan_buf; |
e756af5b | 2899 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2900 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2901 | goto exit; |
2902 | } | |
2903 | ||
2904 | for (i = 0; i < list->count; i++) { | |
2905 | bss = bss ? (struct brcmf_bss_info_le *) | |
2906 | ((unsigned char *)bss + | |
2907 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
2908 | if (brcmf_compare_update_same_bss(cfg, bss, |
2909 | bss_info_le)) | |
e756af5b HM |
2910 | goto exit; |
2911 | } | |
27a68fe3 | 2912 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2913 | bss_info_le, bi_length); |
2914 | list->version = le32_to_cpu(bss_info_le->version); | |
2915 | list->buflen += bi_length; | |
2916 | list->count++; | |
2917 | } else { | |
27a68fe3 | 2918 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
2919 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
2920 | goto exit; | |
27a68fe3 | 2921 | if (cfg->scan_request) { |
27a68fe3 | 2922 | brcmf_inform_bss(cfg); |
97ed15c7 | 2923 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 2924 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 2925 | } else |
6eda4e2c HM |
2926 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
2927 | status); | |
e756af5b HM |
2928 | } |
2929 | exit: | |
12f32370 | 2930 | return 0; |
e756af5b HM |
2931 | } |
2932 | ||
27a68fe3 | 2933 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2934 | { |
5c36b99a AS |
2935 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2936 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2937 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2938 | /* Init scan_timeout timer */ | |
2939 | init_timer(&cfg->escan_timeout); | |
2940 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2941 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2942 | INIT_WORK(&cfg->escan_timeout_work, | |
2943 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2944 | } |
2945 | ||
5addc0de | 2946 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2947 | { |
2948 | if (ms < 1000 / HZ) { | |
2949 | cond_resched(); | |
2950 | mdelay(ms); | |
2951 | } else { | |
2952 | msleep(ms); | |
2953 | } | |
2954 | } | |
2955 | ||
b9a82f89 HM |
2956 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
2957 | u8 *pattern, u32 patternsize, u8 *mask, | |
2958 | u32 packet_offset) | |
2959 | { | |
2960 | struct brcmf_fil_wowl_pattern_le *filter; | |
2961 | u32 masksize; | |
2962 | u32 patternoffset; | |
2963 | u8 *buf; | |
2964 | u32 bufsize; | |
2965 | s32 ret; | |
2966 | ||
2967 | masksize = (patternsize + 7) / 8; | |
2968 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
2969 | ||
2970 | bufsize = sizeof(*filter) + patternsize + masksize; | |
2971 | buf = kzalloc(bufsize, GFP_KERNEL); | |
2972 | if (!buf) | |
2973 | return -ENOMEM; | |
2974 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
2975 | ||
2976 | memcpy(filter->cmd, cmd, 4); | |
2977 | filter->masksize = cpu_to_le32(masksize); | |
2978 | filter->offset = cpu_to_le32(packet_offset); | |
2979 | filter->patternoffset = cpu_to_le32(patternoffset); | |
2980 | filter->patternsize = cpu_to_le32(patternsize); | |
2981 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
2982 | ||
2983 | if ((mask) && (masksize)) | |
2984 | memcpy(buf + sizeof(*filter), mask, masksize); | |
2985 | if ((pattern) && (patternsize)) | |
2986 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
2987 | ||
2988 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
2989 | ||
2990 | kfree(buf); | |
2991 | return ret; | |
2992 | } | |
2993 | ||
5b435de0 AS |
2994 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
2995 | { | |
4eb3af7c HM |
2996 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2997 | struct net_device *ndev = cfg_to_ndev(cfg); | |
2998 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2999 | ||
d96b801f | 3000 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3001 | |
4eb3af7c | 3002 | if (cfg->wowl_enabled) { |
b9a82f89 | 3003 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c HM |
3004 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3005 | cfg->pre_wowl_pmmode); | |
4eb3af7c | 3006 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); |
b9a82f89 | 3007 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); |
4eb3af7c HM |
3008 | cfg->wowl_enabled = false; |
3009 | } | |
5b435de0 AS |
3010 | return 0; |
3011 | } | |
3012 | ||
4eb3af7c HM |
3013 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3014 | struct brcmf_if *ifp, | |
3015 | struct cfg80211_wowlan *wowl) | |
3016 | { | |
3017 | u32 wowl_config; | |
b9a82f89 | 3018 | u32 i; |
4eb3af7c HM |
3019 | |
3020 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3021 | ||
b9a82f89 | 3022 | brcmf_configure_arp_offload(ifp, false); |
4eb3af7c HM |
3023 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); |
3024 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); | |
3025 | ||
3026 | wowl_config = 0; | |
3027 | if (wowl->disconnect) | |
b9a82f89 | 3028 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3029 | if (wowl->magic_pkt) |
b9a82f89 HM |
3030 | wowl_config |= BRCMF_WOWL_MAGIC; |
3031 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3032 | wowl_config |= BRCMF_WOWL_NET; | |
3033 | for (i = 0; i < wowl->n_patterns; i++) { | |
3034 | brcmf_config_wowl_pattern(ifp, "add", | |
3035 | (u8 *)wowl->patterns[i].pattern, | |
3036 | wowl->patterns[i].pattern_len, | |
3037 | (u8 *)wowl->patterns[i].mask, | |
3038 | wowl->patterns[i].pkt_offset); | |
3039 | } | |
3040 | } | |
4eb3af7c HM |
3041 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3042 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3043 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3044 | cfg->wowl_enabled = true; | |
3045 | } | |
3046 | ||
5b435de0 | 3047 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3048 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3049 | { |
27a68fe3 AS |
3050 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3051 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3052 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3053 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3054 | |
d96b801f | 3055 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3056 | |
4eb3af7c | 3057 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3058 | * we can do but pray resume goes smoothly. |
5b435de0 | 3059 | */ |
4eb3af7c | 3060 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3061 | goto exit; |
5b435de0 | 3062 | |
7d641072 AS |
3063 | /* end any scanning */ |
3064 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3065 | brcmf_abort_scanning(cfg); |
5b435de0 | 3066 | |
4eb3af7c HM |
3067 | if (wowl == NULL) { |
3068 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3069 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3070 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3071 | continue; | |
3072 | /* While going to suspend if associated with AP | |
3073 | * disassociate from AP to save power while system is | |
3074 | * in suspended state | |
3075 | */ | |
9b7a0ddc | 3076 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3077 | /* Make sure WPA_Supplicant receives all the event |
3078 | * generated due to DISASSOC call to the fw to keep | |
3079 | * the state fw and WPA_Supplicant state consistent | |
3080 | */ | |
3081 | brcmf_delay(500); | |
3082 | } | |
3083 | /* Configure MPC */ | |
3084 | brcmf_set_mpc(ifp, 1); | |
3085 | ||
3086 | } else { | |
3087 | /* Configure WOWL paramaters */ | |
3088 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3089 | } | |
5b435de0 | 3090 | |
7d641072 | 3091 | exit: |
d96b801f | 3092 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3093 | /* clear any scanning activity */ |
3094 | cfg->scan_status = 0; | |
5b435de0 AS |
3095 | return 0; |
3096 | } | |
3097 | ||
5b435de0 AS |
3098 | static __used s32 |
3099 | brcmf_update_pmklist(struct net_device *ndev, | |
3100 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3101 | { | |
3102 | int i, j; | |
c15d789e | 3103 | u32 pmkid_len; |
5b435de0 | 3104 | |
40c8e95a AS |
3105 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3106 | ||
16886735 | 3107 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 3108 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
3109 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
3110 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 3111 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
3112 | brcmf_dbg(CONN, "%02x\n", |
3113 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
3114 | } |
3115 | ||
3116 | if (!err) | |
ac24be6f AS |
3117 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3118 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3119 | |
3120 | return err; | |
3121 | } | |
3122 | ||
3123 | static s32 | |
3124 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3125 | struct cfg80211_pmksa *pmksa) | |
3126 | { | |
27a68fe3 | 3127 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3128 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3129 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 | 3130 | s32 err = 0; |
c15d789e | 3131 | u32 pmkid_len, i; |
5b435de0 | 3132 | |
d96b801f | 3133 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3134 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3135 | return -EIO; |
3136 | ||
40c8e95a AS |
3137 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3138 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3139 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3140 | break; | |
3141 | if (i < WL_NUM_PMKIDS_MAX) { | |
3142 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3143 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3144 | if (i == pmkid_len) { |
3145 | pmkid_len++; | |
3146 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3147 | } | |
5b435de0 AS |
3148 | } else |
3149 | err = -EINVAL; | |
3150 | ||
16886735 AS |
3151 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
3152 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 3153 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3154 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3155 | |
27a68fe3 | 3156 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3157 | |
d96b801f | 3158 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3159 | return err; |
3160 | } | |
3161 | ||
3162 | static s32 | |
3163 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3164 | struct cfg80211_pmksa *pmksa) | |
3165 | { | |
27a68fe3 | 3166 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3167 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3168 | struct pmkid_list pmkid; |
3169 | s32 err = 0; | |
c15d789e | 3170 | u32 pmkid_len, i; |
5b435de0 | 3171 | |
d96b801f | 3172 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3173 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3174 | return -EIO; |
3175 | ||
3176 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3177 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3178 | ||
16886735 AS |
3179 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
3180 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 3181 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 3182 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 3183 | |
27a68fe3 | 3184 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3185 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3186 | if (!memcmp |
27a68fe3 | 3187 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3188 | ETH_ALEN)) |
3189 | break; | |
3190 | ||
40c8e95a AS |
3191 | if ((pmkid_len > 0) |
3192 | && (i < pmkid_len)) { | |
27a68fe3 | 3193 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3194 | sizeof(struct pmkid)); |
40c8e95a | 3195 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3196 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3197 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3198 | ETH_ALEN); |
27a68fe3 AS |
3199 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3200 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3201 | WLAN_PMKID_LEN); |
3202 | } | |
27a68fe3 | 3203 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3204 | } else |
3205 | err = -EINVAL; | |
3206 | ||
27a68fe3 | 3207 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 3208 | |
d96b801f | 3209 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3210 | return err; |
3211 | ||
3212 | } | |
3213 | ||
3214 | static s32 | |
3215 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3216 | { | |
27a68fe3 | 3217 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3218 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3219 | s32 err = 0; |
3220 | ||
d96b801f | 3221 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3222 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3223 | return -EIO; |
3224 | ||
27a68fe3 AS |
3225 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3226 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 3227 | |
d96b801f | 3228 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3229 | return err; |
3230 | ||
3231 | } | |
3232 | ||
e5806072 AS |
3233 | /* |
3234 | * PFN result doesn't have all the info which are | |
3235 | * required by the supplicant | |
3236 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3237 | * via wl_inform_single_bss in the required format. Escan does require the | |
3238 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3239 | * cfg80211_scan_request one out of the received PNO event. | |
3240 | */ | |
3241 | static s32 | |
1993732e | 3242 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3243 | const struct brcmf_event_msg *e, void *data) |
3244 | { | |
1993732e | 3245 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3246 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3247 | struct cfg80211_scan_request *request = NULL; | |
3248 | struct cfg80211_ssid *ssid = NULL; | |
3249 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3250 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3251 | int err = 0; |
3252 | int channel_req = 0; | |
3253 | int band = 0; | |
3254 | struct brcmf_pno_scanresults_le *pfn_result; | |
3255 | u32 result_count; | |
3256 | u32 status; | |
3257 | ||
4e8a008e | 3258 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3259 | |
5c36b99a | 3260 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3261 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3262 | return 0; |
3263 | } | |
3264 | ||
3265 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3266 | result_count = le32_to_cpu(pfn_result->count); | |
3267 | status = le32_to_cpu(pfn_result->status); | |
3268 | ||
3269 | /* | |
3270 | * PFN event is limited to fit 512 bytes so we may get | |
3271 | * multiple NET_FOUND events. For now place a warning here. | |
3272 | */ | |
3273 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3274 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3275 | if (result_count > 0) { |
3276 | int i; | |
3277 | ||
3278 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3279 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3280 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3281 | if (!request || !ssid || !channel) { |
3282 | err = -ENOMEM; | |
3283 | goto out_err; | |
3284 | } | |
3285 | ||
3286 | request->wiphy = wiphy; | |
3287 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3288 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3289 | ||
3290 | for (i = 0; i < result_count; i++) { | |
3291 | netinfo = &netinfo_start[i]; | |
3292 | if (!netinfo) { | |
57d6e91a AS |
3293 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3294 | i); | |
e5806072 AS |
3295 | err = -EINVAL; |
3296 | goto out_err; | |
3297 | } | |
3298 | ||
4e8a008e AS |
3299 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3300 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3301 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3302 | ssid[i].ssid_len = netinfo->SSID_len; | |
3303 | request->n_ssids++; | |
3304 | ||
3305 | channel_req = netinfo->channel; | |
3306 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3307 | band = NL80211_BAND_2GHZ; | |
3308 | else | |
3309 | band = NL80211_BAND_5GHZ; | |
3310 | channel[i].center_freq = | |
3311 | ieee80211_channel_to_frequency(channel_req, | |
3312 | band); | |
3313 | channel[i].band = band; | |
3314 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3315 | request->channels[i] = &channel[i]; | |
3316 | request->n_channels++; | |
3317 | } | |
3318 | ||
3319 | /* assign parsed ssid array */ | |
3320 | if (request->n_ssids) | |
3321 | request->ssids = &ssid[0]; | |
3322 | ||
c1179033 | 3323 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3324 | /* Abort any on-going scan */ |
27a68fe3 | 3325 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3326 | } |
3327 | ||
c1179033 | 3328 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3329 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3330 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3331 | if (err) { |
c1179033 | 3332 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3333 | goto out_err; |
3334 | } | |
27a68fe3 AS |
3335 | cfg->sched_escan = true; |
3336 | cfg->scan_request = request; | |
e5806072 | 3337 | } else { |
57d6e91a | 3338 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3339 | goto out_err; |
3340 | } | |
3341 | ||
3342 | kfree(ssid); | |
3343 | kfree(channel); | |
3344 | kfree(request); | |
3345 | return 0; | |
3346 | ||
3347 | out_err: | |
3348 | kfree(ssid); | |
3349 | kfree(channel); | |
3350 | kfree(request); | |
3351 | cfg80211_sched_scan_stopped(wiphy); | |
3352 | return err; | |
3353 | } | |
3354 | ||
e5806072 AS |
3355 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3356 | { | |
e5806072 AS |
3357 | int ret; |
3358 | ||
3359 | /* Disable pfn */ | |
ac24be6f | 3360 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3361 | if (ret == 0) { |
3362 | /* clear pfn */ | |
ac24be6f AS |
3363 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3364 | NULL, 0); | |
e5806072 AS |
3365 | } |
3366 | if (ret < 0) | |
57d6e91a | 3367 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3368 | |
3369 | return ret; | |
3370 | } | |
3371 | ||
3372 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3373 | { | |
3374 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3375 | |
3376 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3377 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3378 | ||
3379 | /* set extra pno params */ | |
3380 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3381 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3382 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3383 | ||
3384 | /* set up pno scan fr */ | |
3385 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3386 | ||
ac24be6f AS |
3387 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3388 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3389 | } |
3390 | ||
3391 | static int | |
3392 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3393 | struct net_device *ndev, | |
3394 | struct cfg80211_sched_scan_request *request) | |
3395 | { | |
c1179033 | 3396 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3397 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3398 | struct brcmf_pno_net_param_le pfn; |
3399 | int i; | |
3400 | int ret = 0; | |
3401 | ||
dc7bdbf1 | 3402 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3403 | request->n_match_sets, request->n_ssids); |
c1179033 | 3404 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3405 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3406 | return -EAGAIN; |
3407 | } | |
1687eee2 AS |
3408 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3409 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3410 | cfg->scan_status); | |
3411 | return -EAGAIN; | |
3412 | } | |
e5806072 | 3413 | |
dc7bdbf1 | 3414 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3415 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3416 | request->n_ssids); |
e5806072 AS |
3417 | return -EINVAL; |
3418 | } | |
3419 | ||
3420 | if (request->n_ssids > 0) { | |
3421 | for (i = 0; i < request->n_ssids; i++) { | |
3422 | /* Active scan req for ssids */ | |
4e8a008e AS |
3423 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3424 | request->ssids[i].ssid); | |
e5806072 AS |
3425 | |
3426 | /* | |
3427 | * match_set ssids is a supert set of n_ssid list, | |
3428 | * so we need not add these set seperately. | |
3429 | */ | |
3430 | } | |
3431 | } | |
3432 | ||
3433 | if (request->n_match_sets > 0) { | |
3434 | /* clean up everything */ | |
3435 | ret = brcmf_dev_pno_clean(ndev); | |
3436 | if (ret < 0) { | |
57d6e91a | 3437 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3438 | return ret; |
3439 | } | |
3440 | ||
3441 | /* configure pno */ | |
3442 | ret = brcmf_dev_pno_config(ndev); | |
3443 | if (ret < 0) { | |
57d6e91a | 3444 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
3445 | return -EINVAL; |
3446 | } | |
3447 | ||
3448 | /* configure each match set */ | |
3449 | for (i = 0; i < request->n_match_sets; i++) { | |
3450 | struct cfg80211_ssid *ssid; | |
3451 | u32 ssid_len; | |
3452 | ||
3453 | ssid = &request->match_sets[i].ssid; | |
3454 | ssid_len = ssid->ssid_len; | |
3455 | ||
3456 | if (!ssid_len) { | |
57d6e91a | 3457 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3458 | continue; |
3459 | } | |
3460 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3461 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3462 | pfn.wsec = cpu_to_le32(0); | |
3463 | pfn.infra = cpu_to_le32(1); | |
3464 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3465 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3466 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3467 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3468 | sizeof(pfn)); |
4e8a008e AS |
3469 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3470 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3471 | } |
3472 | /* Enable the PNO */ | |
c1179033 | 3473 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3474 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3475 | return -EINVAL; |
3476 | } | |
3477 | } else { | |
3478 | return -EINVAL; | |
3479 | } | |
3480 | ||
3481 | return 0; | |
3482 | } | |
3483 | ||
3484 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3485 | struct net_device *ndev) | |
3486 | { | |
27a68fe3 | 3487 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3488 | |
4e8a008e | 3489 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3490 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3491 | if (cfg->sched_escan) |
a0f472ac | 3492 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3493 | return 0; |
3494 | } | |
e5806072 | 3495 | |
1f170110 | 3496 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3497 | { |
3498 | s32 err; | |
3499 | ||
3500 | /* set auth */ | |
ac24be6f | 3501 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3502 | if (err < 0) { |
57d6e91a | 3503 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3504 | return err; |
3505 | } | |
3506 | /* set wsec */ | |
ac24be6f | 3507 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3508 | if (err < 0) { |
57d6e91a | 3509 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3510 | return err; |
3511 | } | |
3512 | /* set upper-layer auth */ | |
ac24be6f | 3513 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3514 | if (err < 0) { |
57d6e91a | 3515 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3516 | return err; |
3517 | } | |
3518 | ||
3519 | return 0; | |
3520 | } | |
3521 | ||
3522 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3523 | { | |
3524 | if (is_rsn_ie) | |
3525 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3526 | ||
3527 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3528 | } | |
3529 | ||
3530 | static s32 | |
a44aa400 | 3531 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3532 | const struct brcmf_vs_tlv *wpa_ie, |
3533 | bool is_rsn_ie) | |
1a873342 HM |
3534 | { |
3535 | u32 auth = 0; /* d11 open authentication */ | |
3536 | u16 count; | |
3537 | s32 err = 0; | |
3538 | s32 len = 0; | |
3539 | u32 i; | |
3540 | u32 wsec; | |
3541 | u32 pval = 0; | |
3542 | u32 gval = 0; | |
3543 | u32 wpa_auth = 0; | |
3544 | u32 offset; | |
3545 | u8 *data; | |
3546 | u16 rsn_cap; | |
3547 | u32 wme_bss_disable; | |
3548 | ||
d96b801f | 3549 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3550 | if (wpa_ie == NULL) |
3551 | goto exit; | |
3552 | ||
3553 | len = wpa_ie->len + TLV_HDR_LEN; | |
3554 | data = (u8 *)wpa_ie; | |
619c5a9a | 3555 | offset = TLV_HDR_LEN; |
1a873342 HM |
3556 | if (!is_rsn_ie) |
3557 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3558 | else |
3559 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3560 | |
3561 | /* check for multicast cipher suite */ | |
3562 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3563 | err = -EINVAL; | |
57d6e91a | 3564 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3565 | goto exit; |
3566 | } | |
3567 | ||
3568 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3569 | err = -EINVAL; | |
57d6e91a | 3570 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3571 | goto exit; |
3572 | } | |
3573 | offset += TLV_OUI_LEN; | |
3574 | ||
3575 | /* pick up multicast cipher */ | |
3576 | switch (data[offset]) { | |
3577 | case WPA_CIPHER_NONE: | |
3578 | gval = 0; | |
3579 | break; | |
3580 | case WPA_CIPHER_WEP_40: | |
3581 | case WPA_CIPHER_WEP_104: | |
3582 | gval = WEP_ENABLED; | |
3583 | break; | |
3584 | case WPA_CIPHER_TKIP: | |
3585 | gval = TKIP_ENABLED; | |
3586 | break; | |
3587 | case WPA_CIPHER_AES_CCM: | |
3588 | gval = AES_ENABLED; | |
3589 | break; | |
3590 | default: | |
3591 | err = -EINVAL; | |
57d6e91a | 3592 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3593 | goto exit; |
3594 | } | |
3595 | ||
3596 | offset++; | |
3597 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3598 | count = data[offset] + (data[offset + 1] << 8); | |
3599 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3600 | /* Check for unicast suite(s) */ | |
3601 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3602 | err = -EINVAL; | |
57d6e91a | 3603 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3604 | goto exit; |
3605 | } | |
3606 | for (i = 0; i < count; i++) { | |
3607 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3608 | err = -EINVAL; | |
57d6e91a | 3609 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3610 | goto exit; |
3611 | } | |
3612 | offset += TLV_OUI_LEN; | |
3613 | switch (data[offset]) { | |
3614 | case WPA_CIPHER_NONE: | |
3615 | break; | |
3616 | case WPA_CIPHER_WEP_40: | |
3617 | case WPA_CIPHER_WEP_104: | |
3618 | pval |= WEP_ENABLED; | |
3619 | break; | |
3620 | case WPA_CIPHER_TKIP: | |
3621 | pval |= TKIP_ENABLED; | |
3622 | break; | |
3623 | case WPA_CIPHER_AES_CCM: | |
3624 | pval |= AES_ENABLED; | |
3625 | break; | |
3626 | default: | |
57d6e91a | 3627 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3628 | } |
3629 | offset++; | |
3630 | } | |
3631 | /* walk thru auth management suite list and pick up what we recognize */ | |
3632 | count = data[offset] + (data[offset + 1] << 8); | |
3633 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3634 | /* Check for auth key management suite(s) */ | |
3635 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3636 | err = -EINVAL; | |
57d6e91a | 3637 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3638 | goto exit; |
3639 | } | |
3640 | for (i = 0; i < count; i++) { | |
3641 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3642 | err = -EINVAL; | |
57d6e91a | 3643 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3644 | goto exit; |
3645 | } | |
3646 | offset += TLV_OUI_LEN; | |
3647 | switch (data[offset]) { | |
3648 | case RSN_AKM_NONE: | |
d96b801f | 3649 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3650 | wpa_auth |= WPA_AUTH_NONE; |
3651 | break; | |
3652 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3653 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3654 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3655 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3656 | break; | |
3657 | case RSN_AKM_PSK: | |
d96b801f | 3658 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3659 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3660 | (wpa_auth |= WPA_AUTH_PSK); | |
3661 | break; | |
3662 | default: | |
57d6e91a | 3663 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3664 | } |
3665 | offset++; | |
3666 | } | |
3667 | ||
3668 | if (is_rsn_ie) { | |
3669 | wme_bss_disable = 1; | |
3670 | if ((offset + RSN_CAP_LEN) <= len) { | |
3671 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3672 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3673 | wme_bss_disable = 0; | |
3674 | } | |
3675 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3676 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3677 | wme_bss_disable); |
1a873342 | 3678 | if (err < 0) { |
57d6e91a | 3679 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3680 | goto exit; |
3681 | } | |
3682 | } | |
3683 | /* FOR WPS , set SES_OW_ENABLED */ | |
3684 | wsec = (pval | gval | SES_OW_ENABLED); | |
3685 | ||
3686 | /* set auth */ | |
ac24be6f | 3687 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3688 | if (err < 0) { |
57d6e91a | 3689 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3690 | goto exit; |
3691 | } | |
3692 | /* set wsec */ | |
ac24be6f | 3693 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3694 | if (err < 0) { |
57d6e91a | 3695 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3696 | goto exit; |
3697 | } | |
3698 | /* set upper-layer auth */ | |
ac24be6f | 3699 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3700 | if (err < 0) { |
57d6e91a | 3701 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3702 | goto exit; |
3703 | } | |
3704 | ||
3705 | exit: | |
3706 | return err; | |
3707 | } | |
3708 | ||
3709 | static s32 | |
3082b9be | 3710 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3711 | struct parsed_vndr_ies *vndr_ies) |
3712 | { | |
1a873342 HM |
3713 | struct brcmf_vs_tlv *vndrie; |
3714 | struct brcmf_tlv *ie; | |
3715 | struct parsed_vndr_ie_info *parsed_info; | |
3716 | s32 remaining_len; | |
3717 | ||
3718 | remaining_len = (s32)vndr_ie_len; | |
3719 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3720 | ||
3721 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3722 | while (ie) { | |
3723 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3724 | goto next; | |
3725 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3726 | /* len should be bigger than OUI length + one */ | |
3727 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3728 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3729 | vndrie->len); | |
1a873342 HM |
3730 | goto next; |
3731 | } | |
3732 | /* if wpa or wme ie, do not add ie */ | |
3733 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3734 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3735 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3736 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3737 | goto next; |
3738 | } | |
3739 | ||
3740 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3741 | ||
3742 | /* save vndr ie information */ | |
3743 | parsed_info->ie_ptr = (char *)vndrie; | |
3744 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3745 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3746 | ||
3747 | vndr_ies->count++; | |
3748 | ||
d96b801f AS |
3749 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3750 | parsed_info->vndrie.oui[0], | |
3751 | parsed_info->vndrie.oui[1], | |
3752 | parsed_info->vndrie.oui[2], | |
3753 | parsed_info->vndrie.oui_type); | |
1a873342 | 3754 | |
9f440b7b | 3755 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3756 | break; |
3757 | next: | |
b41fc3d7 HM |
3758 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3759 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3760 | ie = NULL; |
3761 | else | |
b41fc3d7 HM |
3762 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3763 | TLV_HDR_LEN); | |
1a873342 | 3764 | } |
12f32370 | 3765 | return 0; |
1a873342 HM |
3766 | } |
3767 | ||
3768 | static u32 | |
3769 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3770 | { | |
3771 | ||
1a873342 HM |
3772 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
3773 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3774 | ||
362126cd | 3775 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 3776 | |
362126cd | 3777 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
3778 | |
3779 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3780 | ||
3781 | return ie_len + VNDR_IE_HDR_SIZE; | |
3782 | } | |
3783 | ||
1332e26e AS |
3784 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3785 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3786 | { |
1332e26e AS |
3787 | struct brcmf_if *ifp; |
3788 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3789 | s32 err = 0; |
3790 | u8 *iovar_ie_buf; | |
3791 | u8 *curr_ie_buf; | |
3792 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3793 | int mgmt_ie_buf_len; |
81118d16 | 3794 | u32 *mgmt_ie_len; |
1a873342 HM |
3795 | u32 del_add_ie_buf_len = 0; |
3796 | u32 total_ie_buf_len = 0; | |
3797 | u32 parsed_ie_buf_len = 0; | |
3798 | struct parsed_vndr_ies old_vndr_ies; | |
3799 | struct parsed_vndr_ies new_vndr_ies; | |
3800 | struct parsed_vndr_ie_info *vndrie_info; | |
3801 | s32 i; | |
3802 | u8 *ptr; | |
3e4f319d | 3803 | int remained_buf_len; |
1a873342 | 3804 | |
1332e26e AS |
3805 | if (!vif) |
3806 | return -ENODEV; | |
3807 | ifp = vif->ifp; | |
3808 | saved_ie = &vif->saved_ie; | |
3809 | ||
d96b801f | 3810 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3811 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3812 | if (!iovar_ie_buf) | |
3813 | return -ENOMEM; | |
3814 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
3815 | switch (pktflag) { |
3816 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3817 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3818 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3819 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3820 | break; | |
3821 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
3822 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3823 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3824 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3825 | break; | |
3826 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
3827 | mgmt_ie_buf = saved_ie->beacon_ie; | |
3828 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3829 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
3830 | break; | |
3831 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
3832 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
3833 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
3834 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
3835 | break; | |
3836 | default: | |
3837 | err = -EPERM; | |
3838 | brcmf_err("not suitable type\n"); | |
3839 | goto exit; | |
1a873342 HM |
3840 | } |
3841 | ||
3842 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3843 | err = -ENOMEM; | |
57d6e91a | 3844 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3845 | goto exit; |
3846 | } | |
3847 | ||
3848 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3849 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3850 | ptr = curr_ie_buf; | |
3851 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3852 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3853 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3854 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3855 | vndrie_info->ie_len); | |
3856 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3857 | } | |
3858 | } | |
3859 | ||
b41fc3d7 | 3860 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3861 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3862 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3863 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3864 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3865 | goto exit; |
3866 | } | |
3867 | ||
3868 | /* parse old vndr_ie */ | |
3869 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3870 | ||
3871 | /* make a command to delete old ie */ | |
3872 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3873 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3874 | ||
d96b801f AS |
3875 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3876 | vndrie_info->vndrie.id, | |
3877 | vndrie_info->vndrie.len, | |
3878 | vndrie_info->vndrie.oui[0], | |
3879 | vndrie_info->vndrie.oui[1], | |
3880 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3881 | |
3882 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3883 | vndrie_info->ie_ptr, | |
3884 | vndrie_info->ie_len, | |
3885 | "del"); | |
3886 | curr_ie_buf += del_add_ie_buf_len; | |
3887 | total_ie_buf_len += del_add_ie_buf_len; | |
3888 | } | |
3889 | } | |
3890 | ||
3891 | *mgmt_ie_len = 0; | |
3892 | /* Add if there is any extra IE */ | |
3893 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3894 | ptr = mgmt_ie_buf; | |
3895 | ||
3896 | remained_buf_len = mgmt_ie_buf_len; | |
3897 | ||
3898 | /* make a command to add new ie */ | |
3899 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3900 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3901 | ||
b41fc3d7 HM |
3902 | /* verify remained buf size before copy data */ |
3903 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3904 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3905 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3906 | remained_buf_len); | |
b41fc3d7 HM |
3907 | break; |
3908 | } | |
3909 | remained_buf_len -= (vndrie_info->ie_len + | |
3910 | VNDR_IE_VSIE_OFFSET); | |
3911 | ||
d96b801f AS |
3912 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3913 | vndrie_info->vndrie.id, | |
3914 | vndrie_info->vndrie.len, | |
3915 | vndrie_info->vndrie.oui[0], | |
3916 | vndrie_info->vndrie.oui[1], | |
3917 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3918 | |
3919 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3920 | vndrie_info->ie_ptr, | |
3921 | vndrie_info->ie_len, | |
3922 | "add"); | |
1a873342 HM |
3923 | |
3924 | /* save the parsed IE in wl struct */ | |
3925 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3926 | vndrie_info->ie_len); | |
3927 | *mgmt_ie_len += vndrie_info->ie_len; | |
3928 | ||
3929 | curr_ie_buf += del_add_ie_buf_len; | |
3930 | total_ie_buf_len += del_add_ie_buf_len; | |
3931 | } | |
3932 | } | |
3933 | if (total_ie_buf_len) { | |
c1179033 | 3934 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3935 | total_ie_buf_len); |
1a873342 | 3936 | if (err) |
57d6e91a | 3937 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3938 | } |
3939 | ||
3940 | exit: | |
3941 | kfree(iovar_ie_buf); | |
3942 | return err; | |
3943 | } | |
3944 | ||
5f4f9f11 AS |
3945 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3946 | { | |
3947 | s32 pktflags[] = { | |
3948 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3949 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3950 | BRCMF_VNDR_IE_BEACON_FLAG | |
3951 | }; | |
3952 | int i; | |
3953 | ||
3954 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3955 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3956 | ||
3957 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3958 | return 0; | |
3959 | } | |
3960 | ||
a0f07959 HM |
3961 | static s32 |
3962 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
3963 | struct cfg80211_beacon_data *beacon) | |
3964 | { | |
3965 | s32 err; | |
3966 | ||
3967 | /* Set Beacon IEs to FW */ | |
3968 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
3969 | beacon->tail, beacon->tail_len); | |
3970 | if (err) { | |
3971 | brcmf_err("Set Beacon IE Failed\n"); | |
3972 | return err; | |
3973 | } | |
3974 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
3975 | ||
3976 | /* Set Probe Response IEs to FW */ | |
3977 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3978 | beacon->proberesp_ies, | |
3979 | beacon->proberesp_ies_len); | |
3980 | if (err) | |
3981 | brcmf_err("Set Probe Resp IE Failed\n"); | |
3982 | else | |
3983 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
3984 | ||
3985 | return err; | |
3986 | } | |
3987 | ||
1a873342 HM |
3988 | static s32 |
3989 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3990 | struct cfg80211_ap_settings *settings) | |
3991 | { | |
3992 | s32 ie_offset; | |
1c9d30cf | 3993 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 3994 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 3995 | const struct brcmf_tlv *ssid_ie; |
98027769 | 3996 | const struct brcmf_tlv *country_ie; |
1a873342 | 3997 | struct brcmf_ssid_le ssid_le; |
1a873342 | 3998 | s32 err = -EPERM; |
4b5800fe JB |
3999 | const struct brcmf_tlv *rsn_ie; |
4000 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4001 | struct brcmf_join_params join_params; |
a0f07959 HM |
4002 | enum nl80211_iftype dev_role; |
4003 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 4004 | u16 chanspec; |
a44aa400 | 4005 | bool mbss; |
98027769 | 4006 | int is_11d; |
1a873342 | 4007 | |
06c01585 AS |
4008 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4009 | settings->chandef.chan->hw_value, | |
4010 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4011 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4012 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4013 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4014 | settings->inactivity_timeout); | |
426d0a56 | 4015 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4016 | mbss = ifp->vif->mbss; |
1a873342 | 4017 | |
98027769 AS |
4018 | /* store current 11d setting */ |
4019 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4020 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4021 | settings->beacon.tail_len, | |
4022 | WLAN_EID_COUNTRY); | |
4023 | is_11d = country_ie ? 1 : 0; | |
4024 | ||
1a873342 HM |
4025 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4026 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4027 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4028 | ssid_ie = brcmf_parse_tlvs( | |
4029 | (u8 *)&settings->beacon.head[ie_offset], | |
4030 | settings->beacon.head_len - ie_offset, | |
4031 | WLAN_EID_SSID); | |
4032 | if (!ssid_ie) | |
4033 | return -EINVAL; | |
4034 | ||
4035 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4036 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4037 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4038 | } else { |
4039 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4040 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4041 | } | |
4042 | ||
a44aa400 HM |
4043 | if (!mbss) { |
4044 | brcmf_set_mpc(ifp, 0); | |
4045 | brcmf_configure_arp_offload(ifp, false); | |
4046 | } | |
1a873342 HM |
4047 | |
4048 | /* find the RSN_IE */ | |
4049 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4050 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4051 | ||
4052 | /* find the WPA_IE */ | |
4053 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4054 | settings->beacon.tail_len); | |
4055 | ||
1a873342 | 4056 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4057 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4058 | if (wpa_ie != NULL) { |
4059 | /* WPA IE */ | |
a44aa400 | 4060 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4061 | if (err < 0) |
4062 | goto exit; | |
1a873342 | 4063 | } else { |
a44aa400 HM |
4064 | struct brcmf_vs_tlv *tmp_ie; |
4065 | ||
4066 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4067 | ||
1a873342 | 4068 | /* RSN IE */ |
a44aa400 | 4069 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4070 | if (err < 0) |
4071 | goto exit; | |
1a873342 | 4072 | } |
1a873342 | 4073 | } else { |
d96b801f | 4074 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4075 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4076 | } |
1a873342 | 4077 | |
a0f07959 | 4078 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4079 | |
a44aa400 HM |
4080 | if (!mbss) { |
4081 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4082 | &settings->chandef); | |
4083 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4084 | if (err < 0) { |
a44aa400 HM |
4085 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4086 | chanspec, err); | |
1a873342 HM |
4087 | goto exit; |
4088 | } | |
a44aa400 | 4089 | |
98027769 AS |
4090 | if (is_11d != ifp->vif->is_11d) { |
4091 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4092 | is_11d); | |
4093 | if (err < 0) { | |
4094 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4095 | goto exit; | |
4096 | } | |
4097 | } | |
a44aa400 HM |
4098 | if (settings->beacon_interval) { |
4099 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4100 | settings->beacon_interval); | |
4101 | if (err < 0) { | |
4102 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4103 | err); | |
4104 | goto exit; | |
4105 | } | |
4106 | } | |
4107 | if (settings->dtim_period) { | |
4108 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4109 | settings->dtim_period); | |
4110 | if (err < 0) { | |
4111 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4112 | goto exit; | |
4113 | } | |
1a873342 | 4114 | } |
a0f07959 | 4115 | |
a44aa400 HM |
4116 | if (dev_role == NL80211_IFTYPE_AP) { |
4117 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4118 | if (err < 0) { | |
4119 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4120 | goto exit; | |
4121 | } | |
4122 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4123 | } | |
4124 | ||
4125 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4126 | if (err < 0) { |
a44aa400 | 4127 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4128 | goto exit; |
4129 | } | |
98027769 AS |
4130 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4131 | /* Multiple-BSS should use same 11d configuration */ | |
4132 | err = -EINVAL; | |
4133 | goto exit; | |
1a873342 | 4134 | } |
a0f07959 | 4135 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4136 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4137 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4138 | ||
a0f07959 HM |
4139 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4140 | if (err < 0) { | |
4141 | brcmf_err("setting AP mode failed %d\n", err); | |
4142 | goto exit; | |
4143 | } | |
4144 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4145 | if (err < 0) { | |
4146 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4147 | goto exit; | |
4148 | } | |
118eb304 HM |
4149 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4150 | * them if they were set. | |
4151 | */ | |
4152 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4153 | |
4154 | memset(&join_params, 0, sizeof(join_params)); | |
4155 | /* join parameters starts with ssid */ | |
4156 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4157 | /* create softap */ | |
4158 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4159 | &join_params, sizeof(join_params)); | |
4160 | if (err < 0) { | |
4161 | brcmf_err("SET SSID error (%d)\n", err); | |
4162 | goto exit; | |
4163 | } | |
4164 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4165 | } else { | |
4166 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4167 | sizeof(ssid_le)); | |
4168 | if (err < 0) { | |
4169 | brcmf_err("setting ssid failed %d\n", err); | |
4170 | goto exit; | |
4171 | } | |
4172 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4173 | bss_enable.enable = cpu_to_le32(1); | |
4174 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4175 | sizeof(bss_enable)); | |
4176 | if (err < 0) { | |
4177 | brcmf_err("bss_enable config failed %d\n", err); | |
4178 | goto exit; | |
4179 | } | |
4180 | ||
4181 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4182 | } | |
c1179033 AS |
4183 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4184 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4185 | |
4186 | exit: | |
a44aa400 | 4187 | if ((err) && (!mbss)) { |
f96aa07e | 4188 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4189 | brcmf_configure_arp_offload(ifp, true); |
4190 | } | |
1a873342 HM |
4191 | return err; |
4192 | } | |
4193 | ||
4194 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4195 | { | |
c1179033 | 4196 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4197 | s32 err; |
426d0a56 | 4198 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4199 | struct brcmf_join_params join_params; |
1a873342 | 4200 | |
d96b801f | 4201 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4202 | |
426d0a56 | 4203 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4204 | /* Due to most likely deauths outstanding we sleep */ |
4205 | /* first to make sure they get processed by fw. */ | |
4206 | msleep(400); | |
5c33a942 | 4207 | |
a44aa400 HM |
4208 | if (ifp->vif->mbss) { |
4209 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4210 | return err; | |
4211 | } | |
4212 | ||
5c33a942 HM |
4213 | memset(&join_params, 0, sizeof(join_params)); |
4214 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4215 | &join_params, sizeof(join_params)); | |
4216 | if (err < 0) | |
4217 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4218 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4219 | if (err < 0) |
a44aa400 | 4220 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4221 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4222 | if (err < 0) | |
4223 | brcmf_err("setting AP mode failed %d\n", err); | |
4224 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4225 | if (err < 0) | |
4226 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4227 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4228 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4229 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4230 | ifp->vif->is_11d); | |
4231 | if (err < 0) | |
4232 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4233 | err); | |
a44aa400 HM |
4234 | /* Bring device back up so it can be used again */ |
4235 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4236 | if (err < 0) | |
4237 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 HM |
4238 | } else { |
4239 | bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); | |
4240 | bss_enable.enable = cpu_to_le32(0); | |
4241 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4242 | sizeof(bss_enable)); | |
4243 | if (err < 0) | |
4244 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4245 | } |
f96aa07e | 4246 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4247 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 HM |
4248 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4249 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
4250 | ||
1a873342 HM |
4251 | return err; |
4252 | } | |
4253 | ||
a0f07959 HM |
4254 | static s32 |
4255 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4256 | struct cfg80211_beacon_data *info) | |
4257 | { | |
a0f07959 HM |
4258 | struct brcmf_if *ifp = netdev_priv(ndev); |
4259 | s32 err; | |
4260 | ||
4261 | brcmf_dbg(TRACE, "Enter\n"); | |
4262 | ||
a0f07959 HM |
4263 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4264 | ||
4265 | return err; | |
4266 | } | |
4267 | ||
1a873342 HM |
4268 | static int |
4269 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4270 | struct station_del_parameters *params) |
1a873342 | 4271 | { |
a0f07959 | 4272 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4273 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4274 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4275 | s32 err; |
4276 | ||
89c771e5 | 4277 | if (!params->mac) |
1a873342 HM |
4278 | return -EFAULT; |
4279 | ||
89c771e5 | 4280 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4281 | |
a0f07959 HM |
4282 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4283 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4284 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4285 | return -EIO; |
4286 | ||
89c771e5 | 4287 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4288 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4289 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4290 | &scbval, sizeof(scbval)); |
1a873342 | 4291 | if (err) |
57d6e91a | 4292 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4293 | |
d96b801f | 4294 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4295 | return err; |
4296 | } | |
4297 | ||
6b89dcb3 HM |
4298 | static int |
4299 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4300 | const u8 *mac, struct station_parameters *params) | |
4301 | { | |
4302 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4303 | s32 err; | |
4304 | ||
4305 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4306 | params->sta_flags_mask, params->sta_flags_set); | |
4307 | ||
4308 | /* Ignore all 00 MAC */ | |
4309 | if (is_zero_ether_addr(mac)) | |
4310 | return 0; | |
4311 | ||
4312 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4313 | return 0; | |
4314 | ||
4315 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4316 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4317 | (void *)mac, ETH_ALEN); | |
4318 | else | |
4319 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4320 | (void *)mac, ETH_ALEN); | |
4321 | if (err < 0) | |
4322 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4323 | ||
4324 | return err; | |
4325 | } | |
0de8aace HM |
4326 | |
4327 | static void | |
4328 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4329 | struct wireless_dev *wdev, | |
4330 | u16 frame_type, bool reg) | |
4331 | { | |
7fa2e352 | 4332 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4333 | u16 mgmt_type; |
4334 | ||
4335 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4336 | ||
4337 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4338 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4339 | if (reg) |
4340 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4341 | else | |
318a64ce | 4342 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4343 | } |
4344 | ||
4345 | ||
4346 | static int | |
4347 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4348 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4349 | { |
4350 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4351 | struct ieee80211_channel *chan = params->chan; |
4352 | const u8 *buf = params->buf; | |
4353 | size_t len = params->len; | |
0de8aace HM |
4354 | const struct ieee80211_mgmt *mgmt; |
4355 | struct brcmf_cfg80211_vif *vif; | |
4356 | s32 err = 0; | |
4357 | s32 ie_offset; | |
4358 | s32 ie_len; | |
18e2f61d HM |
4359 | struct brcmf_fil_action_frame_le *action_frame; |
4360 | struct brcmf_fil_af_params_le *af_params; | |
4361 | bool ack; | |
4362 | s32 chan_nr; | |
c2ff8cad | 4363 | u32 freq; |
0de8aace HM |
4364 | |
4365 | brcmf_dbg(TRACE, "Enter\n"); | |
4366 | ||
4367 | *cookie = 0; | |
4368 | ||
4369 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4370 | ||
a0f07959 HM |
4371 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4372 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4373 | return -EPERM; | |
4374 | } | |
0de8aace | 4375 | |
c2ff8cad AQ |
4376 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4377 | ||
a0f07959 HM |
4378 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4379 | /* Right now the only reason to get a probe response */ | |
4380 | /* is for p2p listen response or for p2p GO from */ | |
4381 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4382 | /* on primary ndev, while dongle wants it on the p2p */ | |
4383 | /* vif. Since this is only reason for a probe */ | |
4384 | /* response to be sent, the vif is taken from cfg. */ | |
4385 | /* If ever desired to send proberesp for non p2p */ | |
4386 | /* response then data should be checked for */ | |
4387 | /* "DIRECT-". Note in future supplicant will take */ | |
4388 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4389 | /* is not needed anymore. */ | |
4390 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4391 | DOT11_BCN_PRB_FIXED_LEN; | |
4392 | ie_len = len - ie_offset; | |
a0f07959 | 4393 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4394 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4395 | err = brcmf_vif_set_mgmt_ie(vif, |
4396 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4397 | &buf[ie_offset], | |
4398 | ie_len); | |
4399 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4400 | GFP_KERNEL); | |
18e2f61d HM |
4401 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4402 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4403 | if (af_params == NULL) { | |
4404 | brcmf_err("unable to allocate frame\n"); | |
4405 | err = -ENOMEM; | |
4406 | goto exit; | |
4407 | } | |
4408 | action_frame = &af_params->action_frame; | |
4409 | /* Add the packet Id */ | |
4410 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4411 | /* Add BSSID */ | |
4412 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4413 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4414 | /* Add the length exepted for 802.11 header */ | |
4415 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4416 | /* Add the channel. Use the one specified as parameter if any or |
4417 | * the current one (got from the firmware) otherwise | |
4418 | */ | |
4419 | if (chan) | |
4420 | freq = chan->center_freq; | |
4421 | else | |
4422 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4423 | &freq); | |
4424 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4425 | af_params->channel = cpu_to_le32(chan_nr); |
4426 | ||
4427 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4428 | le16_to_cpu(action_frame->len)); | |
4429 | ||
4430 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4431 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4432 | |
7fa2e352 | 4433 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4434 | af_params); |
4435 | ||
4436 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4437 | GFP_KERNEL); | |
4438 | kfree(af_params); | |
a0f07959 HM |
4439 | } else { |
4440 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4441 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4442 | } |
a0f07959 | 4443 | |
18e2f61d | 4444 | exit: |
0de8aace HM |
4445 | return err; |
4446 | } | |
4447 | ||
4448 | ||
4449 | static int | |
4450 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4451 | struct wireless_dev *wdev, | |
4452 | u64 cookie) | |
4453 | { | |
4454 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4455 | struct brcmf_cfg80211_vif *vif; | |
4456 | int err = 0; | |
4457 | ||
4458 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4459 | ||
4460 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4461 | if (vif == NULL) { | |
4462 | brcmf_err("No p2p device available for probe response\n"); | |
4463 | err = -ENODEV; | |
4464 | goto exit; | |
4465 | } | |
4466 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4467 | exit: | |
4468 | return err; | |
4469 | } | |
4470 | ||
61730d4d PH |
4471 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4472 | struct wireless_dev *wdev, | |
4473 | enum nl80211_crit_proto_id proto, | |
4474 | u16 duration) | |
4475 | { | |
4476 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4477 | struct brcmf_cfg80211_vif *vif; | |
4478 | ||
4479 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4480 | ||
4481 | /* only DHCP support for now */ | |
4482 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4483 | return -EINVAL; | |
4484 | ||
4485 | /* suppress and abort scanning */ | |
4486 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4487 | brcmf_abort_scanning(cfg); | |
4488 | ||
4489 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4490 | } | |
4491 | ||
4492 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4493 | struct wireless_dev *wdev) | |
4494 | { | |
4495 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4496 | struct brcmf_cfg80211_vif *vif; | |
4497 | ||
4498 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4499 | ||
4500 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4501 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4502 | } | |
4503 | ||
70b7d94b HM |
4504 | static s32 |
4505 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4506 | const struct brcmf_event_msg *e, void *data) | |
4507 | { | |
4508 | switch (e->reason) { | |
4509 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4510 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4511 | break; | |
4512 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4513 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4514 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4515 | break; | |
4516 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4517 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4518 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4519 | break; | |
4520 | } | |
4521 | ||
4522 | return 0; | |
4523 | } | |
4524 | ||
89c2f382 AS |
4525 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4526 | { | |
4527 | int ret; | |
4528 | ||
4529 | switch (oper) { | |
4530 | case NL80211_TDLS_DISCOVERY_REQ: | |
4531 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4532 | break; | |
4533 | case NL80211_TDLS_SETUP: | |
4534 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4535 | break; | |
4536 | case NL80211_TDLS_TEARDOWN: | |
4537 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4538 | break; | |
4539 | default: | |
4540 | brcmf_err("unsupported operation: %d\n", oper); | |
4541 | ret = -EOPNOTSUPP; | |
4542 | } | |
4543 | return ret; | |
4544 | } | |
4545 | ||
4546 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4547 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4548 | enum nl80211_tdls_operation oper) |
4549 | { | |
4550 | struct brcmf_if *ifp; | |
4551 | struct brcmf_tdls_iovar_le info; | |
4552 | int ret = 0; | |
4553 | ||
4554 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4555 | if (ret < 0) | |
4556 | return ret; | |
4557 | ||
4558 | ifp = netdev_priv(ndev); | |
4559 | memset(&info, 0, sizeof(info)); | |
4560 | info.mode = (u8)ret; | |
4561 | if (peer) | |
4562 | memcpy(info.ea, peer, ETH_ALEN); | |
4563 | ||
4564 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4565 | &info, sizeof(info)); | |
4566 | if (ret < 0) | |
4567 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4568 | ||
4569 | return ret; | |
4570 | } | |
4571 | ||
5b435de0 | 4572 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4573 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4574 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4575 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4576 | .scan = brcmf_cfg80211_scan, | |
4577 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4578 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4579 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4580 | .get_station = brcmf_cfg80211_get_station, | |
4581 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4582 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4583 | .add_key = brcmf_cfg80211_add_key, | |
4584 | .del_key = brcmf_cfg80211_del_key, | |
4585 | .get_key = brcmf_cfg80211_get_key, | |
4586 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4587 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4588 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4589 | .connect = brcmf_cfg80211_connect, |
4590 | .disconnect = brcmf_cfg80211_disconnect, | |
4591 | .suspend = brcmf_cfg80211_suspend, | |
4592 | .resume = brcmf_cfg80211_resume, | |
4593 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4594 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4595 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4596 | .start_ap = brcmf_cfg80211_start_ap, |
4597 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4598 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4599 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4600 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4601 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4602 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4603 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4604 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4605 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4606 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4607 | .start_p2p_device = brcmf_p2p_start_device, |
4608 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4609 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4610 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4611 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4612 | }; |
4613 | ||
3eacf866 | 4614 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4615 | enum nl80211_iftype type, |
4616 | bool pm_block) | |
3eacf866 | 4617 | { |
a44aa400 | 4618 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4619 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4620 | bool mbss; |
5b435de0 | 4621 | |
33a6b157 | 4622 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4623 | sizeof(*vif)); |
3eacf866 AS |
4624 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4625 | if (!vif) | |
4626 | return ERR_PTR(-ENOMEM); | |
4627 | ||
4628 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4629 | vif->wdev.iftype = type; |
5b435de0 | 4630 | |
3eacf866 AS |
4631 | vif->pm_block = pm_block; |
4632 | vif->roam_off = -1; | |
4633 | ||
6ac4f4ed AS |
4634 | brcmf_init_prof(&vif->profile); |
4635 | ||
a44aa400 HM |
4636 | if (type == NL80211_IFTYPE_AP) { |
4637 | mbss = false; | |
4638 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4639 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4640 | mbss = true; | |
4641 | break; | |
4642 | } | |
4643 | } | |
4644 | vif->mbss = mbss; | |
4645 | } | |
4646 | ||
3eacf866 | 4647 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4648 | return vif; |
5b435de0 AS |
4649 | } |
4650 | ||
427dec5f | 4651 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4652 | { |
3eacf866 | 4653 | list_del(&vif->list); |
3eacf866 | 4654 | kfree(vif); |
5b435de0 AS |
4655 | } |
4656 | ||
9df4d542 AS |
4657 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4658 | { | |
4659 | struct brcmf_cfg80211_vif *vif; | |
4660 | struct brcmf_if *ifp; | |
4661 | ||
4662 | ifp = netdev_priv(ndev); | |
4663 | vif = ifp->vif; | |
4664 | ||
95ef1239 AS |
4665 | if (vif) |
4666 | brcmf_free_vif(vif); | |
9df4d542 AS |
4667 | free_netdev(ndev); |
4668 | } | |
4669 | ||
903e0eee | 4670 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4671 | { |
5c36b99a AS |
4672 | u32 event = e->event_code; |
4673 | u32 status = e->status; | |
5b435de0 AS |
4674 | |
4675 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4676 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4677 | return true; |
4678 | } | |
4679 | ||
4680 | return false; | |
4681 | } | |
4682 | ||
903e0eee | 4683 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4684 | { |
5c36b99a AS |
4685 | u32 event = e->event_code; |
4686 | u16 flags = e->flags; | |
5b435de0 | 4687 | |
68ca395f HM |
4688 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4689 | (event == BRCMF_E_DISASSOC_IND) || | |
4690 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4691 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4692 | return true; |
4693 | } | |
4694 | return false; | |
4695 | } | |
4696 | ||
27a68fe3 | 4697 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4698 | const struct brcmf_event_msg *e) |
4699 | { | |
5c36b99a AS |
4700 | u32 event = e->event_code; |
4701 | u32 status = e->status; | |
5b435de0 AS |
4702 | |
4703 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4704 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4705 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4706 | return true; |
4707 | } | |
4708 | ||
4709 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4710 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4711 | return true; |
4712 | } | |
4713 | ||
4714 | return false; | |
4715 | } | |
4716 | ||
27a68fe3 | 4717 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4718 | { |
27a68fe3 | 4719 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4720 | |
4721 | kfree(conn_info->req_ie); | |
4722 | conn_info->req_ie = NULL; | |
4723 | conn_info->req_ie_len = 0; | |
4724 | kfree(conn_info->resp_ie); | |
4725 | conn_info->resp_ie = NULL; | |
4726 | conn_info->resp_ie_len = 0; | |
4727 | } | |
4728 | ||
89286dc9 HM |
4729 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
4730 | struct brcmf_if *ifp) | |
5b435de0 | 4731 | { |
c4e382d2 | 4732 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4733 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4734 | u32 req_len; |
4735 | u32 resp_len; | |
4736 | s32 err = 0; | |
4737 | ||
27a68fe3 | 4738 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4739 | |
ac24be6f AS |
4740 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4741 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4742 | if (err) { |
57d6e91a | 4743 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4744 | return err; |
4745 | } | |
c4e382d2 | 4746 | assoc_info = |
27a68fe3 | 4747 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4748 | req_len = le32_to_cpu(assoc_info->req_len); |
4749 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4750 | if (req_len) { |
ac24be6f | 4751 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4752 | cfg->extra_buf, |
4753 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4754 | if (err) { |
57d6e91a | 4755 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4756 | return err; |
4757 | } | |
4758 | conn_info->req_ie_len = req_len; | |
4759 | conn_info->req_ie = | |
27a68fe3 | 4760 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4761 | GFP_KERNEL); |
4762 | } else { | |
4763 | conn_info->req_ie_len = 0; | |
4764 | conn_info->req_ie = NULL; | |
4765 | } | |
4766 | if (resp_len) { | |
ac24be6f | 4767 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4768 | cfg->extra_buf, |
4769 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4770 | if (err) { |
57d6e91a | 4771 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4772 | return err; |
4773 | } | |
4774 | conn_info->resp_ie_len = resp_len; | |
4775 | conn_info->resp_ie = | |
27a68fe3 | 4776 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4777 | GFP_KERNEL); |
4778 | } else { | |
4779 | conn_info->resp_ie_len = 0; | |
4780 | conn_info->resp_ie = NULL; | |
4781 | } | |
16886735 AS |
4782 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4783 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4784 | |
4785 | return err; | |
4786 | } | |
4787 | ||
4788 | static s32 | |
27a68fe3 | 4789 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4790 | struct net_device *ndev, |
4791 | const struct brcmf_event_msg *e) | |
4792 | { | |
c1179033 AS |
4793 | struct brcmf_if *ifp = netdev_priv(ndev); |
4794 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4795 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4796 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4797 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4798 | struct ieee80211_supported_band *band; |
a180b83b | 4799 | struct brcmf_bss_info_le *bi; |
83cf17aa | 4800 | struct brcmu_chan ch; |
5b435de0 AS |
4801 | u32 freq; |
4802 | s32 err = 0; | |
a180b83b | 4803 | u8 *buf; |
5b435de0 | 4804 | |
d96b801f | 4805 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4806 | |
89286dc9 | 4807 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4808 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 4809 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 4810 | |
a180b83b FL |
4811 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4812 | if (buf == NULL) { | |
4813 | err = -ENOMEM; | |
4814 | goto done; | |
4815 | } | |
4816 | ||
4817 | /* data sent to dongle has to be little endian */ | |
4818 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4819 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4820 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4821 | |
4822 | if (err) | |
4823 | goto done; | |
5b435de0 | 4824 | |
a180b83b | 4825 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
4826 | ch.chspec = le16_to_cpu(bi->chanspec); |
4827 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 4828 | |
83cf17aa | 4829 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
4830 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
4831 | else | |
4832 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4833 | ||
83cf17aa | 4834 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
4835 | notify_channel = ieee80211_get_channel(wiphy, freq); |
4836 | ||
a180b83b FL |
4837 | done: |
4838 | kfree(buf); | |
06bb123e | 4839 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4840 | conn_info->req_ie, conn_info->req_ie_len, |
4841 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4842 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4843 | |
c1179033 | 4844 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4845 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4846 | return err; |
4847 | } | |
4848 | ||
4849 | static s32 | |
27a68fe3 | 4850 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4851 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4852 | bool completed) | |
4853 | { | |
c1179033 AS |
4854 | struct brcmf_if *ifp = netdev_priv(ndev); |
4855 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4856 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 4857 | |
d96b801f | 4858 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4859 | |
c1179033 AS |
4860 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4861 | &ifp->vif->sme_state)) { | |
5b435de0 | 4862 | if (completed) { |
89286dc9 | 4863 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 4864 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
4865 | brcmf_update_bss_info(cfg, ifp); |
4866 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4867 | &ifp->vif->sme_state); | |
5b435de0 AS |
4868 | } |
4869 | cfg80211_connect_result(ndev, | |
06bb123e | 4870 | (u8 *)profile->bssid, |
5b435de0 AS |
4871 | conn_info->req_ie, |
4872 | conn_info->req_ie_len, | |
4873 | conn_info->resp_ie, | |
4874 | conn_info->resp_ie_len, | |
4875 | completed ? WLAN_STATUS_SUCCESS : | |
4876 | WLAN_STATUS_AUTH_TIMEOUT, | |
4877 | GFP_KERNEL); | |
16886735 AS |
4878 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4879 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4880 | } |
d96b801f | 4881 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 4882 | return 0; |
5b435de0 AS |
4883 | } |
4884 | ||
4885 | static s32 | |
27a68fe3 | 4886 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4887 | struct net_device *ndev, |
4888 | const struct brcmf_event_msg *e, void *data) | |
4889 | { | |
a44aa400 | 4890 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 4891 | static int generation; |
5c36b99a AS |
4892 | u32 event = e->event_code; |
4893 | u32 reason = e->reason; | |
1a873342 HM |
4894 | struct station_info sinfo; |
4895 | ||
16886735 | 4896 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4897 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4898 | ndev != cfg_to_ndev(cfg)) { | |
4899 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4900 | complete(&cfg->vif_disabled); | |
a44aa400 | 4901 | if (ifp->vif->mbss) |
ee6e3a34 | 4902 | brcmf_remove_interface(ifp); |
5f4f9f11 AS |
4903 | return 0; |
4904 | } | |
1a873342 | 4905 | |
1a873342 | 4906 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4907 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4908 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 4909 | if (!data) { |
57d6e91a | 4910 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4911 | return -EINVAL; |
4912 | } | |
4913 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4914 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4915 | generation++; |
4916 | sinfo.generation = generation; | |
7ee29602 | 4917 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4918 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4919 | (event == BRCMF_E_DEAUTH_IND) || | |
4920 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4921 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4922 | } |
7ee29602 | 4923 | return 0; |
1a873342 HM |
4924 | } |
4925 | ||
5b435de0 | 4926 | static s32 |
1993732e | 4927 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4928 | const struct brcmf_event_msg *e, void *data) |
4929 | { | |
1993732e AS |
4930 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4931 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4932 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 4933 | struct ieee80211_channel *chan; |
5b435de0 AS |
4934 | s32 err = 0; |
4935 | ||
8851cce0 HM |
4936 | if ((e->event_code == BRCMF_E_DEAUTH) || |
4937 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
4938 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
4939 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
4940 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4941 | } | |
4942 | ||
967fe2c8 | 4943 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 4944 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4945 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4946 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4947 | if (brcmf_is_ibssmode(ifp->vif)) { |
fe94f3a4 | 4948 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 4949 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4950 | wl_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 4951 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
4952 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4953 | &ifp->vif->sme_state); | |
4954 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4955 | &ifp->vif->sme_state); | |
5b435de0 | 4956 | } else |
27a68fe3 | 4957 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4958 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4959 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4960 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4961 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 4962 | } |
9b7a0ddc | 4963 | brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e)); |
6ac4f4ed | 4964 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4965 | if (ndev != cfg_to_ndev(cfg)) |
4966 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4967 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4968 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4969 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4970 | &ifp->vif->sme_state); | |
5b435de0 | 4971 | else |
27a68fe3 | 4972 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4973 | } |
4974 | ||
4975 | return err; | |
4976 | } | |
4977 | ||
4978 | static s32 | |
1993732e | 4979 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4980 | const struct brcmf_event_msg *e, void *data) |
4981 | { | |
1993732e | 4982 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
4983 | u32 event = e->event_code; |
4984 | u32 status = e->status; | |
5b435de0 AS |
4985 | |
4986 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4987 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4988 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4989 | else |
1993732e | 4990 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4991 | } |
4992 | ||
12f32370 | 4993 | return 0; |
5b435de0 AS |
4994 | } |
4995 | ||
4996 | static s32 | |
1993732e | 4997 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4998 | const struct brcmf_event_msg *e, void *data) |
4999 | { | |
5c36b99a | 5000 | u16 flags = e->flags; |
5b435de0 AS |
5001 | enum nl80211_key_type key_type; |
5002 | ||
5003 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5004 | key_type = NL80211_KEYTYPE_GROUP; | |
5005 | else | |
5006 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5007 | ||
1993732e | 5008 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5009 | NULL, GFP_KERNEL); |
5010 | ||
5011 | return 0; | |
5012 | } | |
5013 | ||
d3c0b633 AS |
5014 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5015 | const struct brcmf_event_msg *e, void *data) | |
5016 | { | |
5017 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5018 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5019 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5020 | struct brcmf_cfg80211_vif *vif; | |
5021 | ||
5022 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
5023 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
5024 | ifevent->bssidx); | |
5025 | ||
d3c0b633 AS |
5026 | mutex_lock(&event->vif_event_lock); |
5027 | event->action = ifevent->action; | |
5028 | vif = event->vif; | |
5029 | ||
5030 | switch (ifevent->action) { | |
5031 | case BRCMF_E_IF_ADD: | |
5032 | /* waiting process may have timed out */ | |
dc4a787c WY |
5033 | if (!cfg->vif_event.vif) { |
5034 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5035 | return -EBADF; |
dc4a787c | 5036 | } |
d3c0b633 AS |
5037 | |
5038 | ifp->vif = vif; | |
5039 | vif->ifp = ifp; | |
01b8e7db AS |
5040 | if (ifp->ndev) { |
5041 | vif->wdev.netdev = ifp->ndev; | |
5042 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5043 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5044 | } | |
d3c0b633 AS |
5045 | mutex_unlock(&event->vif_event_lock); |
5046 | wake_up(&event->vif_wq); | |
4b3a89de | 5047 | return 0; |
d3c0b633 AS |
5048 | |
5049 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5050 | mutex_unlock(&event->vif_event_lock); |
5051 | /* event may not be upon user request */ | |
5052 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5053 | wake_up(&event->vif_wq); | |
5054 | return 0; | |
5055 | ||
7a5c1f64 HM |
5056 | case BRCMF_E_IF_CHANGE: |
5057 | mutex_unlock(&event->vif_event_lock); | |
5058 | wake_up(&event->vif_wq); | |
5059 | return 0; | |
5060 | ||
d3c0b633 AS |
5061 | default: |
5062 | mutex_unlock(&event->vif_event_lock); | |
5063 | break; | |
5064 | } | |
5065 | return -EINVAL; | |
5066 | } | |
5067 | ||
5b435de0 AS |
5068 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5069 | { | |
5b435de0 AS |
5070 | conf->frag_threshold = (u32)-1; |
5071 | conf->rts_threshold = (u32)-1; | |
5072 | conf->retry_short = (u32)-1; | |
5073 | conf->retry_long = (u32)-1; | |
5074 | conf->tx_power = -1; | |
5075 | } | |
5076 | ||
5c36b99a | 5077 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5078 | { |
5c36b99a AS |
5079 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5080 | brcmf_notify_connect_status); | |
5081 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5082 | brcmf_notify_connect_status); | |
5083 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5084 | brcmf_notify_connect_status); | |
5085 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5086 | brcmf_notify_connect_status); | |
5087 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5088 | brcmf_notify_connect_status); | |
5089 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5090 | brcmf_notify_connect_status); | |
5091 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5092 | brcmf_notify_roaming_status); | |
5093 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5094 | brcmf_notify_mic_status); | |
5095 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5096 | brcmf_notify_connect_status); | |
5097 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5098 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5099 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5100 | brcmf_notify_vif_event); | |
0de8aace | 5101 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5102 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5103 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5104 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5105 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5106 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5107 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5108 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5109 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5110 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5111 | } |
5112 | ||
27a68fe3 AS |
5113 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5114 | { | |
27a68fe3 AS |
5115 | kfree(cfg->conf); |
5116 | cfg->conf = NULL; | |
27a68fe3 AS |
5117 | kfree(cfg->escan_ioctl_buf); |
5118 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
5119 | kfree(cfg->extra_buf); |
5120 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
5121 | kfree(cfg->pmk_list); |
5122 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
5123 | } |
5124 | ||
5125 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5126 | { | |
27a68fe3 AS |
5127 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5128 | if (!cfg->conf) | |
5b435de0 | 5129 | goto init_priv_mem_out; |
27a68fe3 AS |
5130 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5131 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5132 | goto init_priv_mem_out; |
27a68fe3 AS |
5133 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5134 | if (!cfg->extra_buf) | |
5b435de0 | 5135 | goto init_priv_mem_out; |
27a68fe3 AS |
5136 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
5137 | if (!cfg->pmk_list) | |
5b435de0 AS |
5138 | goto init_priv_mem_out; |
5139 | ||
5140 | return 0; | |
5141 | ||
5142 | init_priv_mem_out: | |
27a68fe3 | 5143 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5144 | |
5145 | return -ENOMEM; | |
5146 | } | |
5147 | ||
27a68fe3 | 5148 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5149 | { |
5150 | s32 err = 0; | |
5151 | ||
27a68fe3 AS |
5152 | cfg->scan_request = NULL; |
5153 | cfg->pwr_save = true; | |
68ca395f HM |
5154 | cfg->active_scan = true; /* we do active scan per default */ |
5155 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5156 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5157 | if (err) |
5158 | return err; | |
5c36b99a | 5159 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5160 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5161 | brcmf_init_escan(cfg); |
5162 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5163 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5164 | return err; |
5165 | } | |
5166 | ||
27a68fe3 | 5167 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5168 | { |
27a68fe3 | 5169 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5170 | brcmf_abort_scanning(cfg); |
5171 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5172 | } |
5173 | ||
d3c0b633 AS |
5174 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5175 | { | |
5176 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5177 | mutex_init(&event->vif_event_lock); |
5178 | } | |
5179 | ||
5b435de0 | 5180 | static s32 |
68ca395f | 5181 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 bcn_timeout) |
5b435de0 | 5182 | { |
5b435de0 | 5183 | s32 err = 0; |
f588bc0c AS |
5184 | __le32 roamtrigger[2]; |
5185 | __le32 roam_delta[2]; | |
5b435de0 AS |
5186 | |
5187 | /* | |
5188 | * Setup timeout if Beacons are lost and roam is | |
5189 | * off to report link down | |
5190 | */ | |
68ca395f | 5191 | if (brcmf_roamoff) { |
ac24be6f | 5192 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 5193 | if (err) { |
57d6e91a | 5194 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
5195 | goto dongle_rom_out; |
5196 | } | |
5197 | } | |
5198 | ||
5199 | /* | |
5200 | * Enable/Disable built-in roaming to allow supplicant | |
5201 | * to take care of roaming | |
5202 | */ | |
68ca395f HM |
5203 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
5204 | brcmf_roamoff ? "Off" : "On"); | |
5205 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", !!(brcmf_roamoff)); | |
5b435de0 | 5206 | if (err) { |
57d6e91a | 5207 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
5208 | goto dongle_rom_out; |
5209 | } | |
5210 | ||
f588bc0c AS |
5211 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5212 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5213 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5214 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5215 | if (err) { |
57d6e91a | 5216 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
5217 | goto dongle_rom_out; |
5218 | } | |
5219 | ||
f588bc0c AS |
5220 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5221 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5222 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5223 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5224 | if (err) { |
57d6e91a | 5225 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
5226 | goto dongle_rom_out; |
5227 | } | |
5228 | ||
5229 | dongle_rom_out: | |
5230 | return err; | |
5231 | } | |
5232 | ||
5233 | static s32 | |
40a23296 | 5234 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 5235 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
5236 | { |
5237 | s32 err = 0; | |
5238 | ||
ac24be6f | 5239 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5240 | scan_assoc_time); |
5b435de0 AS |
5241 | if (err) { |
5242 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5243 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 5244 | else |
57d6e91a | 5245 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5246 | goto dongle_scantime_out; |
5247 | } | |
ac24be6f | 5248 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5249 | scan_unassoc_time); |
5b435de0 AS |
5250 | if (err) { |
5251 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5252 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 5253 | else |
57d6e91a | 5254 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5255 | goto dongle_scantime_out; |
5256 | } | |
5257 | ||
ac24be6f | 5258 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5259 | scan_passive_time); |
5b435de0 AS |
5260 | if (err) { |
5261 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 5262 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 5263 | else |
57d6e91a | 5264 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5265 | goto dongle_scantime_out; |
5266 | } | |
5267 | ||
5268 | dongle_scantime_out: | |
5269 | return err; | |
5270 | } | |
5271 | ||
b48d8916 AS |
5272 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5273 | struct brcmu_chan *ch) | |
5274 | { | |
5275 | u32 ht40_flag; | |
d48200ba | 5276 | |
b48d8916 AS |
5277 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5278 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5279 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5280 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5281 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5282 | } else { | |
5283 | /* It should be one of | |
5284 | * IEEE80211_CHAN_NO_HT40 or | |
5285 | * IEEE80211_CHAN_NO_HT40PLUS | |
5286 | */ | |
5287 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5288 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5289 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5290 | } | |
5291 | } | |
5292 | ||
5293 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5294 | u32 bw_cap[]) | |
d48200ba HM |
5295 | { |
5296 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5297 | struct ieee80211_supported_band *band; |
5298 | struct ieee80211_channel *channel; | |
5299 | struct wiphy *wiphy; | |
d48200ba | 5300 | struct brcmf_chanspec_list *list; |
83cf17aa | 5301 | struct brcmu_chan ch; |
b48d8916 | 5302 | int err; |
d48200ba HM |
5303 | u8 *pbuf; |
5304 | u32 i, j; | |
5305 | u32 total; | |
b48d8916 | 5306 | u32 chaninfo; |
d48200ba | 5307 | u32 index; |
d48200ba HM |
5308 | |
5309 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5310 | ||
5311 | if (pbuf == NULL) | |
5312 | return -ENOMEM; | |
5313 | ||
5314 | list = (struct brcmf_chanspec_list *)pbuf; | |
5315 | ||
5316 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5317 | BRCMF_DCMD_MEDLEN); | |
5318 | if (err) { | |
5319 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5320 | goto fail_pbuf; |
d48200ba HM |
5321 | } |
5322 | ||
b48d8916 | 5323 | wiphy = cfg_to_wiphy(cfg); |
58de92d2 AS |
5324 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5325 | if (band) | |
5326 | for (i = 0; i < band->n_channels; i++) | |
5327 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
5328 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5329 | if (band) | |
5330 | for (i = 0; i < band->n_channels; i++) | |
5331 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5332 | |
5333 | total = le32_to_cpu(list->count); | |
5334 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5335 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5336 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5337 | |
83cf17aa | 5338 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5339 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5340 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5341 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5342 | } else { |
2375d970 | 5343 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5344 | continue; |
5345 | } | |
58de92d2 AS |
5346 | if (!band) |
5347 | continue; | |
b48d8916 | 5348 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5349 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5350 | continue; |
b48d8916 | 5351 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5352 | ch.bw == BRCMU_CHAN_BW_80) |
5353 | continue; | |
b48d8916 AS |
5354 | |
5355 | channel = band->channels; | |
5356 | index = band->n_channels; | |
5357 | for (j = 0; j < band->n_channels; j++) { | |
5358 | if (channel[j].hw_value == ch.chnum) { | |
5359 | index = j; | |
d48200ba HM |
5360 | break; |
5361 | } | |
5362 | } | |
b48d8916 AS |
5363 | channel[index].center_freq = |
5364 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5365 | channel[index].hw_value = ch.chnum; | |
5366 | ||
5367 | /* assuming the chanspecs order is HT20, | |
5368 | * HT40 upper, HT40 lower, and VHT80. | |
5369 | */ | |
5370 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5371 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5372 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5373 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5374 | } else { | |
58de92d2 AS |
5375 | /* enable the channel and disable other bandwidths |
5376 | * for now as mentioned order assure they are enabled | |
5377 | * for subsequent chanspecs. | |
ee942ecc | 5378 | */ |
b48d8916 AS |
5379 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5380 | IEEE80211_CHAN_NO_80MHZ; | |
5381 | ch.bw = BRCMU_CHAN_BW_20; | |
5382 | cfg->d11inf.encchspec(&ch); | |
5383 | chaninfo = ch.chspec; | |
5384 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5385 | &chaninfo); | |
5386 | if (!err) { | |
5387 | if (chaninfo & WL_CHAN_RADAR) | |
5388 | channel[index].flags |= | |
5389 | (IEEE80211_CHAN_RADAR | | |
5390 | IEEE80211_CHAN_NO_IR); | |
5391 | if (chaninfo & WL_CHAN_PASSIVE) | |
5392 | channel[index].flags |= | |
5393 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5394 | } |
d48200ba HM |
5395 | } |
5396 | } | |
b48d8916 | 5397 | |
b48d8916 | 5398 | fail_pbuf: |
d48200ba HM |
5399 | kfree(pbuf); |
5400 | return err; | |
5401 | } | |
5402 | ||
b48d8916 | 5403 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5404 | { |
b48d8916 AS |
5405 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5406 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5407 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5408 | struct brcmf_chanspec_list *list; |
5409 | u8 *pbuf; | |
aa70b4fa AS |
5410 | u32 val; |
5411 | int err; | |
b48d8916 AS |
5412 | struct brcmu_chan ch; |
5413 | u32 num_chan; | |
5414 | int i, j; | |
aa70b4fa AS |
5415 | |
5416 | /* verify support for bw_cap command */ | |
5417 | val = WLC_BAND_5G; | |
5418 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5419 | ||
5420 | if (!err) { | |
5421 | /* only set 2G bandwidth using bw_cap command */ | |
5422 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5423 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5424 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5425 | sizeof(band_bwcap)); | |
5426 | } else { | |
5427 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5428 | val = WLC_N_BW_40ALL; | |
5429 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5430 | } | |
b48d8916 AS |
5431 | |
5432 | if (!err) { | |
5433 | /* update channel info in 2G band */ | |
5434 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5435 | ||
5436 | if (pbuf == NULL) | |
5437 | return -ENOMEM; | |
5438 | ||
5439 | ch.band = BRCMU_CHAN_BAND_2G; | |
5440 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5441 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5442 | ch.chnum = 0; |
5443 | cfg->d11inf.encchspec(&ch); | |
5444 | ||
5445 | /* pass encoded chanspec in query */ | |
5446 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5447 | ||
5448 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5449 | BRCMF_DCMD_MEDLEN); | |
5450 | if (err) { | |
5451 | brcmf_err("get chanspecs error (%d)\n", err); | |
5452 | kfree(pbuf); | |
5453 | return err; | |
5454 | } | |
5455 | ||
5456 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5457 | list = (struct brcmf_chanspec_list *)pbuf; | |
5458 | num_chan = le32_to_cpu(list->count); | |
5459 | for (i = 0; i < num_chan; i++) { | |
5460 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5461 | cfg->d11inf.decchspec(&ch); | |
5462 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5463 | continue; | |
5464 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5465 | continue; | |
5466 | for (j = 0; j < band->n_channels; j++) { | |
5467 | if (band->channels[j].hw_value == ch.chnum) | |
5468 | break; | |
5469 | } | |
5470 | if (WARN_ON(j == band->n_channels)) | |
5471 | continue; | |
5472 | ||
5473 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5474 | } | |
fac7d2a3 | 5475 | kfree(pbuf); |
b48d8916 | 5476 | } |
aa70b4fa AS |
5477 | return err; |
5478 | } | |
5479 | ||
2375d970 AS |
5480 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5481 | { | |
5482 | u32 band, mimo_bwcap; | |
5483 | int err; | |
5484 | ||
5485 | band = WLC_BAND_2G; | |
5486 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5487 | if (!err) { | |
5488 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5489 | band = WLC_BAND_5G; | |
5490 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5491 | if (!err) { | |
5492 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5493 | return; | |
5494 | } | |
5495 | WARN_ON(1); | |
5496 | return; | |
5497 | } | |
5498 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5499 | mimo_bwcap = 0; | |
5500 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5501 | if (err) | |
5502 | /* assume 20MHz if firmware does not give a clue */ | |
5503 | mimo_bwcap = WLC_N_BW_20ALL; | |
5504 | ||
5505 | switch (mimo_bwcap) { | |
5506 | case WLC_N_BW_40ALL: | |
5507 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5508 | /* fall-thru */ | |
5509 | case WLC_N_BW_20IN2G_40IN5G: | |
5510 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5511 | /* fall-thru */ | |
5512 | case WLC_N_BW_20ALL: | |
5513 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5514 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5515 | break; | |
5516 | default: | |
5517 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5518 | } | |
5519 | } | |
d48200ba | 5520 | |
18d6c535 AS |
5521 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5522 | u32 bw_cap[2], u32 nchain) | |
5523 | { | |
5524 | band->ht_cap.ht_supported = true; | |
5525 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5526 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5527 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5528 | } | |
5529 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5530 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5531 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5532 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5533 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5534 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5535 | } | |
5536 | ||
5537 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5538 | { | |
5539 | u16 mcs_map; | |
5540 | int i; | |
5541 | ||
5542 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5543 | mcs_map = (mcs_map << 2) | supp; | |
5544 | ||
5545 | return cpu_to_le16(mcs_map); | |
5546 | } | |
5547 | ||
5548 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
5549 | u32 bw_cap[2], u32 nchain) | |
5550 | { | |
5551 | __le16 mcs_map; | |
5552 | ||
5553 | /* not allowed in 2.4G band */ | |
5554 | if (band->band == IEEE80211_BAND_2GHZ) | |
5555 | return; | |
5556 | ||
5557 | band->vht_cap.vht_supported = true; | |
5558 | /* 80MHz is mandatory */ | |
5559 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5560 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5561 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5562 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5563 | } | |
5564 | /* all support 256-QAM */ | |
5565 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5566 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5567 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
5568 | } | |
5569 | ||
b48d8916 | 5570 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5571 | { |
b48d8916 | 5572 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5573 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5574 | u32 nmode = 0; |
5575 | u32 vhtmode = 0; | |
b48d8916 | 5576 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5577 | u32 rxchain; |
5578 | u32 nchain; | |
b48d8916 | 5579 | int err; |
d48200ba | 5580 | s32 i; |
2375d970 | 5581 | struct ieee80211_supported_band *band; |
5b435de0 | 5582 | |
18d6c535 | 5583 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5584 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5585 | if (err) { | |
5586 | brcmf_err("nmode error (%d)\n", err); | |
5587 | } else { | |
2375d970 | 5588 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5589 | } |
18d6c535 AS |
5590 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5591 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5592 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5593 | |
4aca7a18 DK |
5594 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5595 | if (err) { | |
5596 | brcmf_err("rxchain error (%d)\n", err); | |
5597 | nchain = 1; | |
5598 | } else { | |
5599 | for (nchain = 0; rxchain; nchain++) | |
5600 | rxchain = rxchain & (rxchain - 1); | |
5601 | } | |
5602 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5603 | ||
b48d8916 | 5604 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5605 | if (err) { |
b48d8916 | 5606 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5607 | return err; |
5608 | } | |
5609 | ||
b48d8916 AS |
5610 | wiphy = cfg_to_wiphy(cfg); |
5611 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5612 | band = wiphy->bands[i]; | |
5613 | if (band == NULL) | |
2375d970 | 5614 | continue; |
d48200ba | 5615 | |
18d6c535 AS |
5616 | if (nmode) |
5617 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5618 | if (vhtmode) | |
5619 | brcmf_update_vht_cap(band, bw_cap, nchain); | |
d48200ba HM |
5620 | } |
5621 | ||
b48d8916 | 5622 | return 0; |
5b435de0 AS |
5623 | } |
5624 | ||
aa70b4fa AS |
5625 | static const struct ieee80211_txrx_stypes |
5626 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5627 | [NL80211_IFTYPE_STATION] = { | |
5628 | .tx = 0xffff, | |
5629 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5630 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5631 | }, | |
5632 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5633 | .tx = 0xffff, | |
5634 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5635 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5636 | }, | |
5637 | [NL80211_IFTYPE_P2P_GO] = { | |
5638 | .tx = 0xffff, | |
5639 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5640 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5641 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5642 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5643 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5644 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5645 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5646 | }, | |
5647 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5648 | .tx = 0xffff, | |
5649 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5650 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5651 | } | |
5652 | }; | |
5653 | ||
0882dda3 AS |
5654 | /** |
5655 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
5656 | * | |
5657 | * @wiphy: wiphy object. | |
5658 | * @ifp: interface object needed for feat module api. | |
5659 | * | |
5660 | * The interface modes and combinations are determined dynamically here | |
5661 | * based on firmware functionality. | |
5662 | * | |
5663 | * no p2p and no mbss: | |
5664 | * | |
5665 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5666 | * | |
5667 | * no p2p and mbss: | |
5668 | * | |
5669 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5670 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5671 | * | |
5672 | * p2p, no mchan, and mbss: | |
5673 | * | |
5674 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
5675 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5676 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5677 | * | |
5678 | * p2p, mchan, and mbss: | |
5679 | * | |
5680 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
5681 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5682 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5683 | */ | |
2e5f66fe PF |
5684 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
5685 | { | |
5686 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
5687 | struct ieee80211_iface_limit *c0_limits = NULL; |
5688 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
5689 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
5690 | bool mbss, p2p; | |
5691 | int i, c, n_combos; | |
5692 | ||
5693 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
5694 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 5695 | |
0882dda3 AS |
5696 | n_combos = 1 + !!p2p + !!mbss; |
5697 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
5698 | if (!combo) |
5699 | goto err; | |
5700 | ||
0882dda3 AS |
5701 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
5702 | if (!c0_limits) | |
2e5f66fe PF |
5703 | goto err; |
5704 | ||
0882dda3 AS |
5705 | if (p2p) { |
5706 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); | |
5707 | if (!p2p_limits) | |
5708 | goto err; | |
5709 | } | |
5710 | ||
5711 | if (mbss) { | |
5712 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
5713 | if (!mbss_limits) | |
5714 | goto err; | |
5715 | } | |
5716 | ||
2e5f66fe PF |
5717 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
5718 | BIT(NL80211_IFTYPE_ADHOC) | | |
5719 | BIT(NL80211_IFTYPE_AP); | |
5720 | ||
0882dda3 AS |
5721 | c = 0; |
5722 | i = 0; | |
5723 | combo[c].num_different_channels = 1; | |
5724 | c0_limits[i].max = 1; | |
5725 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
5726 | if (p2p) { | |
5727 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
5728 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
5729 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
5730 | BIT(NL80211_IFTYPE_P2P_GO) | | |
5731 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
5732 | c0_limits[i].max = 1; |
5733 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5734 | c0_limits[i].max = 1; | |
5735 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
5736 | BIT(NL80211_IFTYPE_P2P_GO); | |
5737 | } else { | |
5738 | c0_limits[i].max = 1; | |
5739 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
5740 | } | |
5741 | combo[c].max_interfaces = i; | |
5742 | combo[c].n_limits = i; | |
5743 | combo[c].limits = c0_limits; | |
5744 | ||
5745 | if (p2p) { | |
5746 | c++; | |
5747 | i = 0; | |
5748 | combo[c].num_different_channels = 1; | |
5749 | p2p_limits[i].max = 1; | |
5750 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
5751 | p2p_limits[i].max = 1; | |
5752 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
5753 | p2p_limits[i].max = 1; | |
5754 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
5755 | p2p_limits[i].max = 1; | |
5756 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
5757 | combo[c].max_interfaces = i; | |
5758 | combo[c].n_limits = i; | |
5759 | combo[c].limits = p2p_limits; | |
5760 | } | |
5761 | ||
5762 | if (mbss) { | |
5763 | c++; | |
5764 | combo[c].beacon_int_infra_match = true; | |
5765 | combo[c].num_different_channels = 1; | |
5766 | mbss_limits[0].max = 4; | |
5767 | mbss_limits[0].types = BIT(NL80211_IFTYPE_AP); | |
5768 | combo[c].max_interfaces = 4; | |
5769 | combo[c].n_limits = 1; | |
5770 | combo[c].limits = mbss_limits; | |
5771 | } | |
5772 | wiphy->n_iface_combinations = n_combos; | |
2e5f66fe | 5773 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
5774 | return 0; |
5775 | ||
5776 | err: | |
0882dda3 AS |
5777 | kfree(c0_limits); |
5778 | kfree(p2p_limits); | |
5779 | kfree(mbss_limits); | |
2e5f66fe PF |
5780 | kfree(combo); |
5781 | return -ENOMEM; | |
5782 | } | |
5783 | ||
aa70b4fa AS |
5784 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
5785 | { | |
5786 | /* scheduled scan settings */ | |
5787 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
5788 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
5789 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5790 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
5791 | } | |
5792 | ||
4eb3af7c HM |
5793 | #ifdef CONFIG_PM |
5794 | static const struct wiphy_wowlan_support brcmf_wowlan_support = { | |
5795 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, | |
b9a82f89 HM |
5796 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
5797 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
5798 | .pattern_min_len = 1, | |
5799 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
5800 | }; |
5801 | #endif | |
5802 | ||
5803 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy) | |
5804 | { | |
5805 | #ifdef CONFIG_PM | |
5806 | /* wowl settings */ | |
5807 | wiphy->wowlan = &brcmf_wowlan_support; | |
5808 | #endif | |
5809 | } | |
5810 | ||
b48d8916 | 5811 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 5812 | { |
e3faa866 | 5813 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 5814 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 5815 | struct ieee80211_supported_band *band; |
50f32e2d | 5816 | u16 max_interfaces = 0; |
58de92d2 AS |
5817 | __le32 bandlist[3]; |
5818 | u32 n_bands; | |
5819 | int err, i; | |
5820 | ||
aa70b4fa AS |
5821 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
5822 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
5823 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
2e5f66fe PF |
5824 | |
5825 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
5826 | if (err) | |
5827 | return err; | |
5828 | ||
50f32e2d RM |
5829 | for (i = 0, combo = wiphy->iface_combinations; |
5830 | i < wiphy->n_iface_combinations; i++, combo++) { | |
5831 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
5832 | } | |
5833 | ||
5834 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
5835 | i++) { | |
e3faa866 RM |
5836 | u8 *addr = drvr->addresses[i].addr; |
5837 | ||
5838 | memcpy(addr, drvr->mac, ETH_ALEN); | |
5839 | if (i) { | |
5840 | addr[0] |= BIT(1); | |
5841 | addr[ETH_ALEN - 1] ^= i; | |
5842 | } | |
5843 | } | |
5844 | wiphy->addresses = drvr->addresses; | |
5845 | wiphy->n_addresses = i; | |
5846 | ||
aa70b4fa AS |
5847 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
5848 | wiphy->cipher_suites = __wl_cipher_suites; | |
5849 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
5850 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
5851 | WIPHY_FLAG_OFFCHAN_TX | | |
5852 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | | |
5853 | WIPHY_FLAG_SUPPORTS_TDLS; | |
5854 | if (!brcmf_roamoff) | |
5855 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; | |
5856 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
5857 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
5858 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
5859 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
5860 | |
5861 | /* vendor commands/events support */ | |
5862 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
5863 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
5864 | ||
4eb3af7c HM |
5865 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
5866 | brcmf_wiphy_wowl_params(wiphy); | |
5867 | ||
58de92d2 AS |
5868 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
5869 | sizeof(bandlist)); | |
5870 | if (err) { | |
5871 | brcmf_err("could not obtain band info: err=%d\n", err); | |
5872 | return err; | |
5873 | } | |
5874 | /* first entry in bandlist is number of bands */ | |
5875 | n_bands = le32_to_cpu(bandlist[0]); | |
5876 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
5877 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
5878 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
5879 | GFP_KERNEL); | |
5880 | if (!band) | |
5881 | return -ENOMEM; | |
5882 | ||
5883 | band->channels = kmemdup(&__wl_2ghz_channels, | |
5884 | sizeof(__wl_2ghz_channels), | |
5885 | GFP_KERNEL); | |
5886 | if (!band->channels) { | |
5887 | kfree(band); | |
5888 | return -ENOMEM; | |
5889 | } | |
5890 | ||
5891 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
5892 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
5893 | } | |
5894 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
5895 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
5896 | GFP_KERNEL); | |
5897 | if (!band) | |
5898 | return -ENOMEM; | |
5899 | ||
5900 | band->channels = kmemdup(&__wl_5ghz_channels, | |
5901 | sizeof(__wl_5ghz_channels), | |
5902 | GFP_KERNEL); | |
5903 | if (!band->channels) { | |
5904 | kfree(band); | |
5905 | return -ENOMEM; | |
5906 | } | |
5907 | ||
5908 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
5909 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
5910 | } | |
5911 | } | |
5912 | err = brcmf_setup_wiphybands(wiphy); | |
5913 | return err; | |
5b435de0 AS |
5914 | } |
5915 | ||
27a68fe3 | 5916 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5917 | { |
5918 | struct net_device *ndev; | |
5919 | struct wireless_dev *wdev; | |
40a23296 | 5920 | struct brcmf_if *ifp; |
5b435de0 AS |
5921 | s32 power_mode; |
5922 | s32 err = 0; | |
5923 | ||
27a68fe3 | 5924 | if (cfg->dongle_up) |
5b435de0 AS |
5925 | return err; |
5926 | ||
27a68fe3 | 5927 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 5928 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
5929 | ifp = netdev_priv(ndev); |
5930 | ||
5931 | /* make sure RF is ready for work */ | |
5932 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 5933 | |
40a23296 HM |
5934 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
5935 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 5936 | |
27a68fe3 | 5937 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 5938 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
5939 | if (err) |
5940 | goto default_conf_out; | |
647c9ae0 AS |
5941 | brcmf_dbg(INFO, "power save set to %s\n", |
5942 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 5943 | |
68ca395f | 5944 | err = brcmf_dongle_roam(ifp, WL_BEACON_TIMEOUT); |
5b435de0 AS |
5945 | if (err) |
5946 | goto default_conf_out; | |
5dd161ff FL |
5947 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5948 | NULL, NULL); | |
40a23296 | 5949 | if (err) |
5b435de0 | 5950 | goto default_conf_out; |
5b435de0 | 5951 | |
b3657453 HM |
5952 | brcmf_configure_arp_offload(ifp, true); |
5953 | ||
27a68fe3 | 5954 | cfg->dongle_up = true; |
40a23296 | 5955 | default_conf_out: |
5b435de0 AS |
5956 | |
5957 | return err; | |
5958 | ||
5959 | } | |
5960 | ||
bdf5ff51 | 5961 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 5962 | { |
c1179033 | 5963 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5964 | |
bdf5ff51 | 5965 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
5966 | } |
5967 | ||
bdf5ff51 | 5968 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 5969 | { |
bdf5ff51 | 5970 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 5971 | |
5b435de0 AS |
5972 | /* |
5973 | * While going down, if associated with AP disassociate | |
5974 | * from AP to save power | |
5975 | */ | |
903e0eee | 5976 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 5977 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
5978 | |
5979 | /* Make sure WPA_Supplicant receives all the event | |
5980 | generated due to DISASSOC call to the fw to keep | |
5981 | the state fw and WPA_Supplicant state consistent | |
5982 | */ | |
5983 | brcmf_delay(500); | |
5984 | } | |
5985 | ||
27a68fe3 | 5986 | brcmf_abort_scanning(cfg); |
c1179033 | 5987 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5988 | |
5b435de0 AS |
5989 | return 0; |
5990 | } | |
5991 | ||
bdf5ff51 | 5992 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 5993 | { |
bdf5ff51 AS |
5994 | struct brcmf_if *ifp = netdev_priv(ndev); |
5995 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
5996 | s32 err = 0; |
5997 | ||
27a68fe3 | 5998 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 5999 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6000 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6001 | |
6002 | return err; | |
6003 | } | |
6004 | ||
bdf5ff51 | 6005 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6006 | { |
bdf5ff51 AS |
6007 | struct brcmf_if *ifp = netdev_priv(ndev); |
6008 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6009 | s32 err = 0; |
6010 | ||
27a68fe3 | 6011 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6012 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6013 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6014 | |
6015 | return err; | |
6016 | } | |
6017 | ||
a7965fbb AS |
6018 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6019 | { | |
6020 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6021 | ||
6022 | return wdev->iftype; | |
6023 | } | |
6024 | ||
bfe81975 HM |
6025 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6026 | unsigned long state) | |
9f440b7b AS |
6027 | { |
6028 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6029 | |
6030 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6031 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6032 | return true; |
9f440b7b | 6033 | } |
e843bb19 | 6034 | return false; |
9f440b7b | 6035 | } |
d3c0b633 AS |
6036 | |
6037 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6038 | u8 action) | |
6039 | { | |
6040 | u8 evt_action; | |
6041 | ||
6042 | mutex_lock(&event->vif_event_lock); | |
6043 | evt_action = event->action; | |
6044 | mutex_unlock(&event->vif_event_lock); | |
6045 | return evt_action == action; | |
6046 | } | |
6047 | ||
6048 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6049 | struct brcmf_cfg80211_vif *vif) | |
6050 | { | |
6051 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6052 | ||
6053 | mutex_lock(&event->vif_event_lock); | |
6054 | event->vif = vif; | |
6055 | event->action = 0; | |
6056 | mutex_unlock(&event->vif_event_lock); | |
6057 | } | |
6058 | ||
6059 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6060 | { | |
6061 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6062 | bool armed; | |
6063 | ||
6064 | mutex_lock(&event->vif_event_lock); | |
6065 | armed = event->vif != NULL; | |
6066 | mutex_unlock(&event->vif_event_lock); | |
6067 | ||
6068 | return armed; | |
6069 | } | |
6070 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
6071 | u8 action, ulong timeout) | |
6072 | { | |
6073 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6074 | ||
6075 | return wait_event_timeout(event->vif_wq, | |
6076 | vif_event_equals(event, action), timeout); | |
6077 | } | |
6078 | ||
63db1a49 AS |
6079 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6080 | struct regulatory_request *req) | |
6081 | { | |
6082 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6083 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6084 | struct brcmf_fil_country_le ccreq; | |
6085 | int i; | |
6086 | ||
6087 | brcmf_dbg(TRACE, "enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6088 | req->alpha2[0], req->alpha2[1]); | |
6089 | ||
6090 | /* ignore non-ISO3166 country codes */ | |
6091 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6092 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
6093 | brcmf_err("not a ISO3166 code\n"); | |
6094 | return; | |
6095 | } | |
6096 | memset(&ccreq, 0, sizeof(ccreq)); | |
6097 | ccreq.rev = cpu_to_le32(-1); | |
6098 | memcpy(ccreq.ccode, req->alpha2, sizeof(req->alpha2)); | |
8afe0ece AS |
6099 | if (brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq))) { |
6100 | brcmf_err("firmware rejected country setting\n"); | |
6101 | return; | |
6102 | } | |
6103 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6104 | } |
6105 | ||
b48d8916 AS |
6106 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6107 | { | |
0882dda3 AS |
6108 | int i; |
6109 | ||
58de92d2 AS |
6110 | if (!wiphy) |
6111 | return; | |
6112 | ||
0882dda3 AS |
6113 | if (wiphy->iface_combinations) { |
6114 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6115 | kfree(wiphy->iface_combinations[i].limits); | |
6116 | } | |
b48d8916 AS |
6117 | kfree(wiphy->iface_combinations); |
6118 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6119 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6120 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6121 | } | |
6122 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6123 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6124 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6125 | } | |
6126 | wiphy_free(wiphy); | |
6127 | } | |
6128 | ||
ccfd1e81 | 6129 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6130 | struct device *busdev, |
6131 | bool p2pdev_forced) | |
ccfd1e81 | 6132 | { |
46f3b6ee | 6133 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6134 | struct brcmf_cfg80211_info *cfg; |
6135 | struct wiphy *wiphy; | |
6136 | struct brcmf_cfg80211_vif *vif; | |
6137 | struct brcmf_if *ifp; | |
6138 | s32 err = 0; | |
6139 | s32 io_type; | |
b48d8916 | 6140 | u16 *cap = NULL; |
ccfd1e81 AS |
6141 | |
6142 | if (!ndev) { | |
6143 | brcmf_err("ndev is invalid\n"); | |
6144 | return NULL; | |
6145 | } | |
6146 | ||
6147 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6148 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6149 | if (!wiphy) { | |
6150 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6151 | return NULL; |
b48d8916 | 6152 | } |
6896f4fb | 6153 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6154 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6155 | |
6156 | cfg = wiphy_priv(wiphy); | |
6157 | cfg->wiphy = wiphy; | |
6158 | cfg->pub = drvr; | |
6159 | init_vif_event(&cfg->vif_event); | |
6160 | INIT_LIST_HEAD(&cfg->vif_list); | |
6161 | ||
6162 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6163 | if (IS_ERR(vif)) |
6164 | goto wiphy_out; | |
ccfd1e81 AS |
6165 | |
6166 | vif->ifp = ifp; | |
6167 | vif->wdev.netdev = ndev; | |
6168 | ndev->ieee80211_ptr = &vif->wdev; | |
6169 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6170 | ||
6171 | err = wl_init_priv(cfg); | |
6172 | if (err) { | |
6173 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6174 | brcmf_free_vif(vif); |
6175 | goto wiphy_out; | |
ccfd1e81 AS |
6176 | } |
6177 | ifp->vif = vif; | |
6178 | ||
b48d8916 AS |
6179 | /* determine d11 io type before wiphy setup */ |
6180 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6181 | if (err) { |
b48d8916 AS |
6182 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6183 | goto priv_out; | |
ccfd1e81 | 6184 | } |
b48d8916 AS |
6185 | cfg->d11inf.io_type = (u8)io_type; |
6186 | brcmu_d11_attach(&cfg->d11inf); | |
6187 | ||
6188 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6189 | if (err < 0) | |
6190 | goto priv_out; | |
6191 | ||
6192 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6193 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6194 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6195 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6196 | ||
6197 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6198 | * cfg80211 here that we do and have it decide we can enable | |
6199 | * it. But first check if device does support 2G operation. | |
6200 | */ | |
6201 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6202 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6203 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6204 | } | |
6205 | err = wiphy_register(wiphy); | |
6206 | if (err < 0) { | |
6207 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6208 | goto priv_out; | |
ccfd1e81 AS |
6209 | } |
6210 | ||
6211 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6212 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6213 | */ | |
b48d8916 AS |
6214 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6215 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6216 | if (!err) |
6217 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6218 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6219 | else |
6220 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6221 | } |
ccfd1e81 | 6222 | |
ae7c03f6 | 6223 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6224 | if (err) { |
b48d8916 AS |
6225 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6226 | goto wiphy_unreg_out; | |
6227 | } | |
6228 | err = brcmf_btcoex_attach(cfg); | |
6229 | if (err) { | |
6230 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6231 | brcmf_p2p_detach(&cfg->p2p); | |
6232 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6233 | } |
6234 | ||
b48d8916 | 6235 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); |
ccfd1e81 | 6236 | if (err) { |
b48d8916 AS |
6237 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); |
6238 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
70b7d94b HM |
6239 | } else { |
6240 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6241 | brcmf_notify_tdls_peer_event); | |
ccfd1e81 | 6242 | } |
ccfd1e81 AS |
6243 | |
6244 | return cfg; | |
6245 | ||
b48d8916 AS |
6246 | wiphy_unreg_out: |
6247 | wiphy_unregister(cfg->wiphy); | |
6248 | priv_out: | |
ccfd1e81 | 6249 | wl_deinit_priv(cfg); |
ccfd1e81 | 6250 | brcmf_free_vif(vif); |
2b5d348e | 6251 | ifp->vif = NULL; |
b48d8916 AS |
6252 | wiphy_out: |
6253 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6254 | return NULL; |
6255 | } | |
6256 | ||
6257 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6258 | { | |
6259 | if (!cfg) | |
6260 | return; | |
6261 | ||
ccfd1e81 | 6262 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6263 | wiphy_unregister(cfg->wiphy); |
ccfd1e81 | 6264 | wl_deinit_priv(cfg); |
b48d8916 | 6265 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6266 | } |