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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 | ||
1678ba8e HM |
94 | #define BRCMF_SCAN_CHANNEL_TIME 40 |
95 | #define BRCMF_SCAN_UNASSOC_TIME 40 | |
96 | #define BRCMF_SCAN_PASSIVE_TIME 120 | |
97 | ||
3021ad9a HM |
98 | #define BRCMF_ND_INFO_TIMEOUT msecs_to_jiffies(2000) |
99 | ||
5b435de0 AS |
100 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
101 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
102 | ||
ce81e317 | 103 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 104 | { |
c1179033 | 105 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
106 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
107 | vif->sme_state); | |
5b435de0 AS |
108 | return false; |
109 | } | |
110 | return true; | |
111 | } | |
112 | ||
5b435de0 AS |
113 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
114 | #define RATETAB_ENT(_rateid, _flags) \ | |
115 | { \ | |
116 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
117 | .hw_value = (_rateid), \ | |
118 | .flags = (_flags), \ | |
119 | } | |
120 | ||
121 | static struct ieee80211_rate __wl_rates[] = { | |
122 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
124 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
125 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
126 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
128 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
129 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
130 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
131 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
132 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
133 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
134 | }; | |
135 | ||
5b435de0 | 136 | #define wl_g_rates (__wl_rates + 0) |
58de92d2 AS |
137 | #define wl_g_rates_size ARRAY_SIZE(__wl_rates) |
138 | #define wl_a_rates (__wl_rates + 4) | |
139 | #define wl_a_rates_size (wl_g_rates_size - 4) | |
140 | ||
141 | #define CHAN2G(_channel, _freq) { \ | |
142 | .band = IEEE80211_BAND_2GHZ, \ | |
143 | .center_freq = (_freq), \ | |
144 | .hw_value = (_channel), \ | |
145 | .flags = IEEE80211_CHAN_DISABLED, \ | |
146 | .max_antenna_gain = 0, \ | |
147 | .max_power = 30, \ | |
148 | } | |
149 | ||
150 | #define CHAN5G(_channel) { \ | |
151 | .band = IEEE80211_BAND_5GHZ, \ | |
152 | .center_freq = 5000 + (5 * (_channel)), \ | |
153 | .hw_value = (_channel), \ | |
154 | .flags = IEEE80211_CHAN_DISABLED, \ | |
155 | .max_antenna_gain = 0, \ | |
156 | .max_power = 30, \ | |
157 | } | |
158 | ||
159 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
160 | CHAN2G(1, 2412), CHAN2G(2, 2417), CHAN2G(3, 2422), CHAN2G(4, 2427), | |
161 | CHAN2G(5, 2432), CHAN2G(6, 2437), CHAN2G(7, 2442), CHAN2G(8, 2447), | |
162 | CHAN2G(9, 2452), CHAN2G(10, 2457), CHAN2G(11, 2462), CHAN2G(12, 2467), | |
163 | CHAN2G(13, 2472), CHAN2G(14, 2484) | |
164 | }; | |
165 | ||
166 | static struct ieee80211_channel __wl_5ghz_channels[] = { | |
167 | CHAN5G(34), CHAN5G(36), CHAN5G(38), CHAN5G(40), CHAN5G(42), | |
168 | CHAN5G(44), CHAN5G(46), CHAN5G(48), CHAN5G(52), CHAN5G(56), | |
169 | CHAN5G(60), CHAN5G(64), CHAN5G(100), CHAN5G(104), CHAN5G(108), | |
170 | CHAN5G(112), CHAN5G(116), CHAN5G(120), CHAN5G(124), CHAN5G(128), | |
171 | CHAN5G(132), CHAN5G(136), CHAN5G(140), CHAN5G(144), CHAN5G(149), | |
172 | CHAN5G(153), CHAN5G(157), CHAN5G(161), CHAN5G(165) | |
173 | }; | |
5b435de0 | 174 | |
b48d8916 | 175 | /* Band templates duplicated per wiphy. The channel info |
58de92d2 | 176 | * above is added to the band during setup. |
b48d8916 AS |
177 | */ |
178 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
5b435de0 | 179 | .band = IEEE80211_BAND_2GHZ, |
5b435de0 AS |
180 | .bitrates = wl_g_rates, |
181 | .n_bitrates = wl_g_rates_size, | |
182 | }; | |
183 | ||
58de92d2 | 184 | static const struct ieee80211_supported_band __wl_band_5ghz = { |
5b435de0 | 185 | .band = IEEE80211_BAND_5GHZ, |
5b435de0 AS |
186 | .bitrates = wl_a_rates, |
187 | .n_bitrates = wl_a_rates_size, | |
188 | }; | |
189 | ||
d48200ba HM |
190 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
191 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
192 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
193 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
194 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
195 | * domain are to be done here. |
196 | */ | |
197 | static const struct ieee80211_regdomain brcmf_regdom = { | |
198 | .n_reg_rules = 4, | |
199 | .alpha2 = "99", | |
200 | .reg_rules = { | |
201 | /* IEEE 802.11b/g, channels 1..11 */ | |
202 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
203 | /* If any */ | |
204 | /* IEEE 802.11 channel 14 - Only JP enables | |
205 | * this and for 802.11b only | |
206 | */ | |
207 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
208 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 209 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 210 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 211 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
212 | }; |
213 | ||
214 | static const u32 __wl_cipher_suites[] = { | |
215 | WLAN_CIPHER_SUITE_WEP40, | |
216 | WLAN_CIPHER_SUITE_WEP104, | |
217 | WLAN_CIPHER_SUITE_TKIP, | |
218 | WLAN_CIPHER_SUITE_CCMP, | |
219 | WLAN_CIPHER_SUITE_AES_CMAC, | |
220 | }; | |
221 | ||
1a873342 HM |
222 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
223 | struct brcmf_vs_tlv { | |
224 | u8 id; | |
225 | u8 len; | |
226 | u8 oui[3]; | |
227 | u8 oui_type; | |
228 | }; | |
229 | ||
230 | struct parsed_vndr_ie_info { | |
231 | u8 *ie_ptr; | |
232 | u32 ie_len; /* total length including id & length field */ | |
233 | struct brcmf_vs_tlv vndrie; | |
234 | }; | |
235 | ||
236 | struct parsed_vndr_ies { | |
237 | u32 count; | |
9f440b7b | 238 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
239 | }; |
240 | ||
5a394eba AS |
241 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
242 | struct cfg80211_chan_def *ch) | |
600a897d AS |
243 | { |
244 | struct brcmu_chan ch_inf; | |
245 | s32 primary_offset; | |
246 | ||
247 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
248 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
249 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
36e8072e | 250 | primary_offset = ch->chan->center_freq - ch->center_freq1; |
600a897d AS |
251 | switch (ch->width) { |
252 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 253 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
254 | ch_inf.bw = BRCMU_CHAN_BW_20; |
255 | WARN_ON(primary_offset != 0); | |
256 | break; | |
257 | case NL80211_CHAN_WIDTH_40: | |
258 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
36e8072e | 259 | if (primary_offset > 0) |
600a897d AS |
260 | ch_inf.sb = BRCMU_CHAN_SB_U; |
261 | else | |
262 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
263 | break; | |
264 | case NL80211_CHAN_WIDTH_80: | |
265 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
36e8072e RM |
266 | if (primary_offset == -30) |
267 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
268 | else if (primary_offset == -10) | |
269 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
270 | else if (primary_offset == 10) | |
271 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
272 | else | |
273 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
600a897d | 274 | break; |
0cd75b19 AS |
275 | case NL80211_CHAN_WIDTH_80P80: |
276 | case NL80211_CHAN_WIDTH_160: | |
277 | case NL80211_CHAN_WIDTH_5: | |
278 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
279 | default: |
280 | WARN_ON_ONCE(1); | |
281 | } | |
282 | switch (ch->chan->band) { | |
283 | case IEEE80211_BAND_2GHZ: | |
284 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
285 | break; | |
286 | case IEEE80211_BAND_5GHZ: | |
287 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
288 | break; | |
0cd75b19 | 289 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
290 | default: |
291 | WARN_ON_ONCE(1); | |
292 | } | |
293 | d11inf->encchspec(&ch_inf); | |
294 | ||
295 | return ch_inf.chspec; | |
296 | } | |
297 | ||
83cf17aa FL |
298 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
299 | struct ieee80211_channel *ch) | |
6e186166 | 300 | { |
83cf17aa | 301 | struct brcmu_chan ch_inf; |
6e186166 | 302 | |
83cf17aa FL |
303 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
304 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
305 | d11inf->encchspec(&ch_inf); | |
6e186166 | 306 | |
83cf17aa | 307 | return ch_inf.chspec; |
6e186166 AS |
308 | } |
309 | ||
89286dc9 HM |
310 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
311 | * triples, returning a pointer to the substring whose first element | |
312 | * matches tag | |
313 | */ | |
4b5800fe JB |
314 | const struct brcmf_tlv * |
315 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 316 | { |
4b5800fe JB |
317 | const struct brcmf_tlv *elt = buf; |
318 | int totlen = buflen; | |
89286dc9 HM |
319 | |
320 | /* find tagged parameter */ | |
321 | while (totlen >= TLV_HDR_LEN) { | |
322 | int len = elt->len; | |
323 | ||
324 | /* validate remaining totlen */ | |
325 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
326 | return elt; | |
327 | ||
328 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
329 | totlen -= (len + TLV_HDR_LEN); | |
330 | } | |
331 | ||
332 | return NULL; | |
333 | } | |
334 | ||
335 | /* Is any of the tlvs the expected entry? If | |
336 | * not update the tlvs buffer pointer/length. | |
337 | */ | |
338 | static bool | |
4b5800fe JB |
339 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
340 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
341 | { |
342 | /* If the contents match the OUI and the type */ | |
343 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
344 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
345 | type == ie[TLV_BODY_OFF + oui_len]) { | |
346 | return true; | |
347 | } | |
348 | ||
349 | if (tlvs == NULL) | |
350 | return false; | |
351 | /* point to the next ie */ | |
352 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
353 | /* calculate the length of the rest of the buffer */ | |
354 | *tlvs_len -= (int)(ie - *tlvs); | |
355 | /* update the pointer to the start of the buffer */ | |
356 | *tlvs = ie; | |
357 | ||
358 | return false; | |
359 | } | |
360 | ||
361 | static struct brcmf_vs_tlv * | |
4b5800fe | 362 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 363 | { |
4b5800fe | 364 | const struct brcmf_tlv *ie; |
89286dc9 HM |
365 | |
366 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 367 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
368 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
369 | return (struct brcmf_vs_tlv *)ie; | |
370 | } | |
371 | return NULL; | |
372 | } | |
373 | ||
374 | static struct brcmf_vs_tlv * | |
4b5800fe | 375 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 376 | { |
4b5800fe | 377 | const struct brcmf_tlv *ie; |
89286dc9 HM |
378 | |
379 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
380 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
381 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
382 | return (struct brcmf_vs_tlv *)ie; | |
383 | } | |
384 | return NULL; | |
385 | } | |
386 | ||
39504a2d AS |
387 | static int brcmf_vif_change_validate(struct brcmf_cfg80211_info *cfg, |
388 | struct brcmf_cfg80211_vif *vif, | |
389 | enum nl80211_iftype new_type) | |
390 | { | |
391 | int iftype_num[NUM_NL80211_IFTYPES]; | |
392 | struct brcmf_cfg80211_vif *pos; | |
353c46ac AS |
393 | bool check_combos = false; |
394 | int ret = 0; | |
39504a2d AS |
395 | |
396 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
397 | list_for_each_entry(pos, &cfg->vif_list, list) | |
353c46ac | 398 | if (pos == vif) { |
39504a2d | 399 | iftype_num[new_type]++; |
353c46ac AS |
400 | } else { |
401 | /* concurrent interfaces so need check combinations */ | |
402 | check_combos = true; | |
39504a2d | 403 | iftype_num[pos->wdev.iftype]++; |
353c46ac AS |
404 | } |
405 | ||
406 | if (check_combos) | |
407 | ret = cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
39504a2d | 408 | |
353c46ac | 409 | return ret; |
39504a2d AS |
410 | } |
411 | ||
412 | static int brcmf_vif_add_validate(struct brcmf_cfg80211_info *cfg, | |
413 | enum nl80211_iftype new_type) | |
414 | { | |
415 | int iftype_num[NUM_NL80211_IFTYPES]; | |
416 | struct brcmf_cfg80211_vif *pos; | |
417 | ||
418 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
419 | list_for_each_entry(pos, &cfg->vif_list, list) | |
420 | iftype_num[pos->wdev.iftype]++; | |
421 | ||
422 | iftype_num[new_type]++; | |
423 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
424 | } | |
89286dc9 | 425 | |
5b435de0 AS |
426 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
427 | struct brcmf_wsec_key_le *key_le) | |
428 | { | |
429 | key_le->index = cpu_to_le32(key->index); | |
430 | key_le->len = cpu_to_le32(key->len); | |
431 | key_le->algo = cpu_to_le32(key->algo); | |
432 | key_le->flags = cpu_to_le32(key->flags); | |
433 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
434 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
435 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
436 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
437 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
438 | } | |
439 | ||
f09d0c02 | 440 | static int |
118eb304 | 441 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
442 | { |
443 | int err; | |
444 | struct brcmf_wsec_key_le key_le; | |
445 | ||
446 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 447 | |
118eb304 | 448 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 449 | |
118eb304 | 450 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 451 | sizeof(key_le)); |
f09d0c02 | 452 | |
5b435de0 | 453 | if (err) |
57d6e91a | 454 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
455 | return err; |
456 | } | |
457 | ||
b3657453 HM |
458 | static s32 |
459 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
460 | { | |
461 | s32 err; | |
462 | u32 mode; | |
463 | ||
464 | if (enable) | |
465 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
466 | else | |
467 | mode = 0; | |
468 | ||
469 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
470 | /* is simply not supported and err 0 will be returned */ | |
471 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
472 | if (err) { | |
473 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
474 | mode, err); | |
475 | err = 0; | |
476 | } else { | |
477 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
478 | if (err) { | |
479 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
480 | enable, err); | |
481 | err = 0; | |
482 | } else | |
483 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
484 | enable, mode); | |
485 | } | |
486 | ||
487 | return err; | |
488 | } | |
489 | ||
8851cce0 HM |
490 | static void |
491 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
492 | { | |
8f2b4597 AS |
493 | struct brcmf_cfg80211_vif *vif; |
494 | struct brcmf_if *ifp; | |
495 | ||
496 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
497 | ifp = vif->ifp; | |
8851cce0 HM |
498 | |
499 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
500 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
501 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
502 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
503 | ADDR_DIRECT); | |
504 | else | |
505 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
506 | ADDR_INDIRECT); | |
507 | } | |
508 | ||
a44aa400 HM |
509 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
510 | { | |
511 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
512 | int bsscfgidx; | |
513 | int err; | |
514 | ||
515 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
516 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
517 | if (bsscfgidx < 0) | |
518 | return bsscfgidx; | |
519 | ||
520 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
521 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
522 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
523 | ||
524 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
525 | sizeof(mbss_ssid_le)); | |
526 | if (err < 0) | |
527 | brcmf_err("setting ssid failed %d\n", err); | |
528 | ||
529 | return err; | |
530 | } | |
531 | ||
532 | /** | |
533 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
534 | * | |
535 | * @wiphy: wiphy device of new interface. | |
536 | * @name: name of the new interface. | |
537 | * @flags: not used. | |
538 | * @params: contains mac address for AP device. | |
539 | */ | |
540 | static | |
541 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
542 | u32 *flags, struct vif_params *params) | |
543 | { | |
544 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
545 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
546 | struct brcmf_cfg80211_vif *vif; | |
547 | int err; | |
548 | ||
549 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
550 | return ERR_PTR(-EBUSY); | |
551 | ||
552 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
553 | ||
554 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
555 | if (IS_ERR(vif)) | |
556 | return (struct wireless_dev *)vif; | |
557 | ||
558 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
559 | ||
560 | err = brcmf_cfg80211_request_ap_if(ifp); | |
561 | if (err) { | |
562 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
563 | goto fail; | |
564 | } | |
565 | ||
566 | /* wait for firmware event */ | |
a9eb0c4b AS |
567 | err = brcmf_cfg80211_wait_vif_event(cfg, BRCMF_E_IF_ADD, |
568 | BRCMF_VIF_EVENT_TIMEOUT); | |
a44aa400 HM |
569 | brcmf_cfg80211_arm_vif_event(cfg, NULL); |
570 | if (!err) { | |
571 | brcmf_err("timeout occurred\n"); | |
572 | err = -EIO; | |
573 | goto fail; | |
574 | } | |
575 | ||
576 | /* interface created in firmware */ | |
577 | ifp = vif->ifp; | |
578 | if (!ifp) { | |
579 | brcmf_err("no if pointer provided\n"); | |
580 | err = -ENOENT; | |
581 | goto fail; | |
582 | } | |
583 | ||
584 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
585 | err = brcmf_net_attach(ifp, true); | |
586 | if (err) { | |
587 | brcmf_err("Registering netdevice failed\n"); | |
588 | goto fail; | |
589 | } | |
590 | ||
591 | return &ifp->vif->wdev; | |
592 | ||
593 | fail: | |
594 | brcmf_free_vif(vif); | |
595 | return ERR_PTR(err); | |
596 | } | |
597 | ||
967fe2c8 AS |
598 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
599 | { | |
600 | enum nl80211_iftype iftype; | |
601 | ||
602 | iftype = vif->wdev.iftype; | |
603 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
604 | } | |
605 | ||
606 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
607 | { | |
608 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
609 | } | |
610 | ||
9f440b7b AS |
611 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
612 | const char *name, | |
6bab2e19 | 613 | unsigned char name_assign_type, |
9f440b7b AS |
614 | enum nl80211_iftype type, |
615 | u32 *flags, | |
616 | struct vif_params *params) | |
617 | { | |
8851cce0 | 618 | struct wireless_dev *wdev; |
39504a2d | 619 | int err; |
8851cce0 | 620 | |
9f440b7b | 621 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
39504a2d AS |
622 | err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type); |
623 | if (err) { | |
624 | brcmf_err("iface validation failed: err=%d\n", err); | |
625 | return ERR_PTR(err); | |
626 | } | |
9f440b7b AS |
627 | switch (type) { |
628 | case NL80211_IFTYPE_ADHOC: | |
629 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
630 | case NL80211_IFTYPE_AP_VLAN: |
631 | case NL80211_IFTYPE_WDS: | |
632 | case NL80211_IFTYPE_MONITOR: | |
633 | case NL80211_IFTYPE_MESH_POINT: | |
634 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
635 | case NL80211_IFTYPE_AP: |
636 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
637 | if (!IS_ERR(wdev)) | |
638 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
639 | return wdev; | |
9f440b7b AS |
640 | case NL80211_IFTYPE_P2P_CLIENT: |
641 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 642 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 643 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
644 | if (!IS_ERR(wdev)) |
645 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
646 | return wdev; | |
9f440b7b | 647 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
648 | default: |
649 | return ERR_PTR(-EINVAL); | |
650 | } | |
651 | } | |
652 | ||
5e787f75 DK |
653 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
654 | { | |
c08437b4 | 655 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
656 | brcmf_set_mpc(ifp, mpc); |
657 | } | |
658 | ||
f96aa07e | 659 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 660 | { |
5f4f9f11 AS |
661 | s32 err = 0; |
662 | ||
663 | if (check_vif_up(ifp->vif)) { | |
664 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
665 | if (err) { | |
666 | brcmf_err("fail to set mpc\n"); | |
667 | return; | |
668 | } | |
669 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
670 | } | |
671 | } | |
672 | ||
a0f472ac AS |
673 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
674 | struct brcmf_if *ifp, bool aborted, | |
675 | bool fw_abort) | |
5f4f9f11 AS |
676 | { |
677 | struct brcmf_scan_params_le params_le; | |
678 | struct cfg80211_scan_request *scan_request; | |
679 | s32 err = 0; | |
680 | ||
681 | brcmf_dbg(SCAN, "Enter\n"); | |
682 | ||
683 | /* clear scan request, because the FW abort can cause a second call */ | |
684 | /* to this functon and might cause a double cfg80211_scan_done */ | |
685 | scan_request = cfg->scan_request; | |
686 | cfg->scan_request = NULL; | |
687 | ||
688 | if (timer_pending(&cfg->escan_timeout)) | |
689 | del_timer_sync(&cfg->escan_timeout); | |
690 | ||
691 | if (fw_abort) { | |
692 | /* Do a scan abort to stop the driver's scan engine */ | |
693 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
694 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 695 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
696 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
697 | params_le.scan_type = 0; | |
698 | params_le.channel_num = cpu_to_le32(1); | |
699 | params_le.nprobes = cpu_to_le32(1); | |
700 | params_le.active_time = cpu_to_le32(-1); | |
701 | params_le.passive_time = cpu_to_le32(-1); | |
702 | params_le.home_time = cpu_to_le32(-1); | |
703 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
704 | params_le.channel_list[0] = cpu_to_le16(-1); | |
705 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 706 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
707 | ¶ms_le, sizeof(params_le)); |
708 | if (err) | |
709 | brcmf_err("Scan abort failed\n"); | |
710 | } | |
0f0fe990 | 711 | |
5e787f75 | 712 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 713 | |
5f4f9f11 AS |
714 | /* |
715 | * e-scan can be initiated by scheduled scan | |
716 | * which takes precedence. | |
717 | */ | |
718 | if (cfg->sched_escan) { | |
719 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
720 | cfg->sched_escan = false; | |
721 | if (!aborted) | |
722 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
723 | } else if (scan_request) { |
724 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
725 | aborted ? "Aborted" : "Done"); | |
726 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 727 | } |
6eda4e2c HM |
728 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
729 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
730 | |
731 | return err; | |
732 | } | |
733 | ||
9f440b7b AS |
734 | static |
735 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
736 | { | |
5f4f9f11 AS |
737 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
738 | struct net_device *ndev = wdev->netdev; | |
739 | ||
740 | /* vif event pending in firmware */ | |
741 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
742 | return -EBUSY; | |
743 | ||
744 | if (ndev) { | |
745 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
746 | cfg->escan_info.ifp == netdev_priv(ndev)) |
747 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
748 | true, true); | |
5f4f9f11 AS |
749 | |
750 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
751 | } | |
752 | ||
9f440b7b AS |
753 | switch (wdev->iftype) { |
754 | case NL80211_IFTYPE_ADHOC: | |
755 | case NL80211_IFTYPE_STATION: | |
756 | case NL80211_IFTYPE_AP: | |
757 | case NL80211_IFTYPE_AP_VLAN: | |
758 | case NL80211_IFTYPE_WDS: | |
759 | case NL80211_IFTYPE_MONITOR: | |
760 | case NL80211_IFTYPE_MESH_POINT: | |
761 | return -EOPNOTSUPP; | |
762 | case NL80211_IFTYPE_P2P_CLIENT: | |
763 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 764 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
765 | return brcmf_p2p_del_vif(wiphy, wdev); |
766 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
767 | default: |
768 | return -EINVAL; | |
769 | } | |
770 | return -EOPNOTSUPP; | |
771 | } | |
772 | ||
5b435de0 AS |
773 | static s32 |
774 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
775 | enum nl80211_iftype type, u32 *flags, | |
776 | struct vif_params *params) | |
777 | { | |
7a5c1f64 | 778 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 779 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 780 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 781 | s32 infra = 0; |
1a873342 | 782 | s32 ap = 0; |
5b435de0 AS |
783 | s32 err = 0; |
784 | ||
37a869ec HM |
785 | brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, type=%d\n", ifp->bsscfgidx, |
786 | type); | |
178e9ef9 HM |
787 | |
788 | /* WAR: There are a number of p2p interface related problems which | |
789 | * need to be handled initially (before doing the validate). | |
790 | * wpa_supplicant tends to do iface changes on p2p device/client/go | |
791 | * which are not always possible/allowed. However we need to return | |
792 | * OK otherwise the wpa_supplicant wont start. The situation differs | |
793 | * on configuration and setup (p2pon=1 module param). The first check | |
794 | * is to see if the request is a change to station for p2p iface. | |
795 | */ | |
796 | if ((type == NL80211_IFTYPE_STATION) && | |
797 | ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
798 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) || | |
799 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) { | |
800 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
801 | /* Now depending on whether module param p2pon=1 was used the | |
802 | * response needs to be either 0 or EOPNOTSUPP. The reason is | |
803 | * that if p2pon=1 is used, but a newer supplicant is used then | |
804 | * we should return an error, as this combination wont work. | |
805 | * In other situations 0 is returned and supplicant will start | |
806 | * normally. It will give a trace in cfg80211, but it is the | |
807 | * only way to get it working. Unfortunately this will result | |
808 | * in situation where we wont support new supplicant in | |
809 | * combination with module param p2pon=1, but that is the way | |
810 | * it is. If the user tries this then unloading of driver might | |
811 | * fail/lock. | |
812 | */ | |
813 | if (cfg->p2p.p2pdev_dynamically) | |
814 | return -EOPNOTSUPP; | |
815 | else | |
816 | return 0; | |
817 | } | |
39504a2d AS |
818 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); |
819 | if (err) { | |
820 | brcmf_err("iface validation failed: err=%d\n", err); | |
821 | return err; | |
822 | } | |
5b435de0 AS |
823 | switch (type) { |
824 | case NL80211_IFTYPE_MONITOR: | |
825 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
826 | brcmf_err("type (%d) : currently we do not support this type\n", |
827 | type); | |
5b435de0 AS |
828 | return -EOPNOTSUPP; |
829 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
830 | infra = 0; |
831 | break; | |
832 | case NL80211_IFTYPE_STATION: | |
5b435de0 AS |
833 | infra = 1; |
834 | break; | |
1a873342 | 835 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 836 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
837 | ap = 1; |
838 | break; | |
5b435de0 AS |
839 | default: |
840 | err = -EINVAL; | |
841 | goto done; | |
842 | } | |
843 | ||
1a873342 | 844 | if (ap) { |
7a5c1f64 HM |
845 | if (type == NL80211_IFTYPE_P2P_GO) { |
846 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
847 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
848 | } | |
849 | if (!err) { | |
7a5c1f64 HM |
850 | brcmf_dbg(INFO, "IF Type = AP\n"); |
851 | } | |
5b435de0 | 852 | } else { |
128ce3b6 | 853 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 854 | if (err) { |
57d6e91a | 855 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
856 | err = -EAGAIN; |
857 | goto done; | |
858 | } | |
967fe2c8 | 859 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 860 | "Adhoc" : "Infra"); |
5b435de0 | 861 | } |
1a873342 | 862 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 863 | |
8851cce0 HM |
864 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
865 | ||
5b435de0 | 866 | done: |
d96b801f | 867 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
868 | |
869 | return err; | |
870 | } | |
871 | ||
83cf17aa FL |
872 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
873 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
874 | struct cfg80211_scan_request *request) |
875 | { | |
876 | u32 n_ssids; | |
877 | u32 n_channels; | |
878 | s32 i; | |
879 | s32 offset; | |
029591f3 | 880 | u16 chanspec; |
e756af5b | 881 | char *ptr; |
029591f3 | 882 | struct brcmf_ssid_le ssid_le; |
e756af5b | 883 | |
93803b33 | 884 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
885 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
886 | params_le->scan_type = 0; | |
887 | params_le->channel_num = 0; | |
888 | params_le->nprobes = cpu_to_le32(-1); | |
889 | params_le->active_time = cpu_to_le32(-1); | |
890 | params_le->passive_time = cpu_to_le32(-1); | |
891 | params_le->home_time = cpu_to_le32(-1); | |
892 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
893 | ||
894 | /* if request is null exit so it will be all channel broadcast scan */ | |
895 | if (!request) | |
896 | return; | |
897 | ||
898 | n_ssids = request->n_ssids; | |
899 | n_channels = request->n_channels; | |
900 | /* Copy channel array if applicable */ | |
4e8a008e AS |
901 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
902 | n_channels); | |
e756af5b HM |
903 | if (n_channels > 0) { |
904 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
905 | chanspec = channel_to_chanspec(&cfg->d11inf, |
906 | request->channels[i]); | |
4e8a008e AS |
907 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
908 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 909 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
910 | } |
911 | } else { | |
4e8a008e | 912 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
913 | } |
914 | /* Copy ssid array if applicable */ | |
4e8a008e | 915 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
916 | if (n_ssids > 0) { |
917 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
918 | n_channels * sizeof(u16); | |
919 | offset = roundup(offset, sizeof(u32)); | |
920 | ptr = (char *)params_le + offset; | |
921 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
922 | memset(&ssid_le, 0, sizeof(ssid_le)); |
923 | ssid_le.SSID_len = | |
924 | cpu_to_le32(request->ssids[i].ssid_len); | |
925 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
926 | request->ssids[i].ssid_len); | |
927 | if (!ssid_le.SSID_len) | |
4e8a008e | 928 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 929 | else |
4e8a008e AS |
930 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
931 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
932 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
933 | ptr += sizeof(ssid_le); | |
e756af5b HM |
934 | } |
935 | } else { | |
4e8a008e | 936 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 937 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
938 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
939 | params_le->ssid_le.SSID, | |
940 | request->ssids->ssid_len); | |
e756af5b HM |
941 | params_le->ssid_le.SSID_len = |
942 | cpu_to_le32(request->ssids->ssid_len); | |
943 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
944 | request->ssids->ssid_len); | |
945 | } | |
946 | } | |
947 | /* Adding mask to channel numbers */ | |
948 | params_le->channel_num = | |
949 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
950 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
951 | } | |
952 | ||
e756af5b | 953 | static s32 |
a0f472ac | 954 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
c4958106 | 955 | struct cfg80211_scan_request *request) |
e756af5b HM |
956 | { |
957 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
958 | offsetof(struct brcmf_escan_params_le, params_le); | |
959 | struct brcmf_escan_params_le *params; | |
960 | s32 err = 0; | |
961 | ||
4e8a008e | 962 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
963 | |
964 | if (request != NULL) { | |
965 | /* Allocate space for populating ssids in struct */ | |
966 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
967 | ||
968 | /* Allocate space for populating ssids in struct */ | |
e9a6ca82 | 969 | params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids; |
e756af5b HM |
970 | } |
971 | ||
972 | params = kzalloc(params_size, GFP_KERNEL); | |
973 | if (!params) { | |
974 | err = -ENOMEM; | |
975 | goto exit; | |
976 | } | |
977 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 978 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b | 979 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
c4958106 | 980 | params->action = cpu_to_le16(WL_ESCAN_ACTION_START); |
e756af5b HM |
981 | params->sync_id = cpu_to_le16(0x1234); |
982 | ||
a0f472ac | 983 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
984 | if (err) { |
985 | if (err == -EBUSY) | |
647c9ae0 | 986 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 987 | else |
57d6e91a | 988 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
989 | } |
990 | ||
991 | kfree(params); | |
992 | exit: | |
993 | return err; | |
994 | } | |
995 | ||
996 | static s32 | |
27a68fe3 | 997 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 998 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
999 | { |
1000 | s32 err; | |
81f5dcb8 | 1001 | u32 passive_scan; |
e756af5b | 1002 | struct brcmf_scan_results *results; |
9f440b7b | 1003 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 1004 | |
4e8a008e | 1005 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 1006 | escan->ifp = ifp; |
9f440b7b AS |
1007 | escan->wiphy = wiphy; |
1008 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 1009 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 1010 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1011 | passive_scan); |
e756af5b | 1012 | if (err) { |
57d6e91a | 1013 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1014 | return err; |
1015 | } | |
5e787f75 | 1016 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1017 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1018 | results->version = 0; |
1019 | results->count = 0; | |
1020 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1021 | ||
c4958106 | 1022 | err = escan->run(cfg, ifp, request); |
e756af5b | 1023 | if (err) |
5e787f75 | 1024 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1025 | return err; |
1026 | } | |
1027 | ||
1028 | static s32 | |
a0f472ac | 1029 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1030 | struct cfg80211_scan_request *request, |
1031 | struct cfg80211_ssid *this_ssid) | |
1032 | { | |
a0f472ac AS |
1033 | struct brcmf_if *ifp = vif->ifp; |
1034 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1035 | struct cfg80211_ssid *ssids; |
81f5dcb8 | 1036 | u32 passive_scan; |
e756af5b HM |
1037 | bool escan_req; |
1038 | bool spec_scan; | |
1039 | s32 err; | |
675f5d82 | 1040 | struct brcmf_ssid_le ssid_le; |
e756af5b HM |
1041 | u32 SSID_len; |
1042 | ||
4e8a008e | 1043 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1044 | |
c1179033 | 1045 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1046 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1047 | return -EAGAIN; |
1048 | } | |
c1179033 | 1049 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1050 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1051 | cfg->scan_status); | |
e756af5b HM |
1052 | return -EAGAIN; |
1053 | } | |
1687eee2 AS |
1054 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1055 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1056 | cfg->scan_status); | |
1057 | return -EAGAIN; | |
1058 | } | |
c1179033 | 1059 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1060 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1061 | return -EAGAIN; |
1062 | } | |
1063 | ||
0f8ffe17 | 1064 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1065 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1066 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1067 | |
e756af5b HM |
1068 | escan_req = false; |
1069 | if (request) { | |
1070 | /* scan bss */ | |
1071 | ssids = request->ssids; | |
1072 | escan_req = true; | |
1073 | } else { | |
1074 | /* scan in ibss */ | |
1075 | /* we don't do escan in ibss */ | |
1076 | ssids = this_ssid; | |
1077 | } | |
1078 | ||
27a68fe3 | 1079 | cfg->scan_request = request; |
c1179033 | 1080 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1081 | if (escan_req) { |
9f440b7b | 1082 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1083 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1084 | if (err) |
1085 | goto scan_out; | |
1086 | ||
a0f472ac | 1087 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1088 | if (err) |
e756af5b HM |
1089 | goto scan_out; |
1090 | } else { | |
4e8a008e AS |
1091 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1092 | ssids->ssid, ssids->ssid_len); | |
675f5d82 HM |
1093 | memset(&ssid_le, 0, sizeof(ssid_le)); |
1094 | SSID_len = min_t(u8, sizeof(ssid_le.SSID), ssids->ssid_len); | |
1095 | ssid_le.SSID_len = cpu_to_le32(0); | |
e756af5b HM |
1096 | spec_scan = false; |
1097 | if (SSID_len) { | |
675f5d82 HM |
1098 | memcpy(ssid_le.SSID, ssids->ssid, SSID_len); |
1099 | ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
e756af5b HM |
1100 | spec_scan = true; |
1101 | } else | |
4e8a008e | 1102 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1103 | |
81f5dcb8 | 1104 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1105 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1106 | passive_scan); |
e756af5b | 1107 | if (err) { |
57d6e91a | 1108 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1109 | goto scan_out; |
1110 | } | |
5e787f75 | 1111 | brcmf_scan_config_mpc(ifp, 0); |
675f5d82 HM |
1112 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &ssid_le, |
1113 | sizeof(ssid_le)); | |
e756af5b HM |
1114 | if (err) { |
1115 | if (err == -EBUSY) | |
647c9ae0 | 1116 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
675f5d82 | 1117 | ssid_le.SSID); |
e756af5b | 1118 | else |
57d6e91a | 1119 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1120 | |
5e787f75 | 1121 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1122 | goto scan_out; |
1123 | } | |
1124 | } | |
1125 | ||
661fa95d HM |
1126 | /* Arm scan timeout timer */ |
1127 | mod_timer(&cfg->escan_timeout, jiffies + | |
d5367334 | 1128 | BRCMF_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
661fa95d | 1129 | |
e756af5b HM |
1130 | return 0; |
1131 | ||
1132 | scan_out: | |
c1179033 | 1133 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1134 | cfg->scan_request = NULL; |
e756af5b HM |
1135 | return err; |
1136 | } | |
1137 | ||
5b435de0 | 1138 | static s32 |
0abb5f21 | 1139 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1140 | { |
a0f472ac | 1141 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1142 | s32 err = 0; |
1143 | ||
d96b801f | 1144 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1145 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1146 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1147 | return -EIO; |
1148 | ||
a0f472ac | 1149 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1150 | |
5b435de0 | 1151 | if (err) |
57d6e91a | 1152 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1153 | |
d96b801f | 1154 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1155 | return err; |
1156 | } | |
1157 | ||
1158 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1159 | { | |
1160 | s32 err = 0; | |
1161 | ||
ac24be6f AS |
1162 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1163 | rts_threshold); | |
5b435de0 | 1164 | if (err) |
57d6e91a | 1165 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1166 | |
1167 | return err; | |
1168 | } | |
1169 | ||
1170 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1171 | { | |
1172 | s32 err = 0; | |
1173 | ||
ac24be6f AS |
1174 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1175 | frag_threshold); | |
5b435de0 | 1176 | if (err) |
57d6e91a | 1177 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1178 | |
1179 | return err; | |
1180 | } | |
1181 | ||
1182 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1183 | { | |
1184 | s32 err = 0; | |
b87e2c48 | 1185 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1186 | |
ac24be6f | 1187 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1188 | if (err) { |
57d6e91a | 1189 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1190 | return err; |
1191 | } | |
1192 | return err; | |
1193 | } | |
1194 | ||
1195 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1196 | { | |
27a68fe3 AS |
1197 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1198 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1199 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1200 | s32 err = 0; |
1201 | ||
d96b801f | 1202 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1203 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1204 | return -EIO; |
1205 | ||
1206 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1207 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1208 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1209 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1210 | if (!err) |
1211 | goto done; | |
1212 | } | |
1213 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1214 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1215 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1216 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1217 | if (!err) |
1218 | goto done; | |
1219 | } | |
1220 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1221 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1222 | cfg->conf->retry_long = wiphy->retry_long; | |
1223 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1224 | if (!err) |
1225 | goto done; | |
1226 | } | |
1227 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1228 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1229 | cfg->conf->retry_short = wiphy->retry_short; | |
1230 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1231 | if (!err) |
1232 | goto done; | |
1233 | } | |
1234 | ||
1235 | done: | |
d96b801f | 1236 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1237 | return err; |
1238 | } | |
1239 | ||
5b435de0 AS |
1240 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1241 | { | |
1242 | memset(prof, 0, sizeof(*prof)); | |
1243 | } | |
1244 | ||
9b7a0ddc AS |
1245 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1246 | { | |
1247 | u16 reason; | |
1248 | ||
1249 | switch (e->event_code) { | |
1250 | case BRCMF_E_DEAUTH: | |
1251 | case BRCMF_E_DEAUTH_IND: | |
1252 | case BRCMF_E_DISASSOC_IND: | |
1253 | reason = e->reason; | |
1254 | break; | |
1255 | case BRCMF_E_LINK: | |
1256 | default: | |
1257 | reason = 0; | |
1258 | break; | |
1259 | } | |
1260 | return reason; | |
1261 | } | |
1262 | ||
1263 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1264 | { |
61730d4d | 1265 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1266 | s32 err = 0; |
1267 | ||
d96b801f | 1268 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1269 | |
b0a79088 | 1270 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1271 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1272 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1273 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1274 | if (err) { |
57d6e91a | 1275 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1276 | } |
b0a79088 HM |
1277 | if ((vif->wdev.iftype == NL80211_IFTYPE_STATION) || |
1278 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) | |
1279 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, | |
1280 | true, GFP_KERNEL); | |
5b435de0 | 1281 | } |
903e0eee | 1282 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1283 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1284 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1285 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1286 | } |
1287 | ||
1288 | static s32 | |
1289 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1290 | struct cfg80211_ibss_params *params) | |
1291 | { | |
27a68fe3 | 1292 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1293 | struct brcmf_if *ifp = netdev_priv(ndev); |
1294 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1295 | struct brcmf_join_params join_params; |
1296 | size_t join_params_size = 0; | |
1297 | s32 err = 0; | |
1298 | s32 wsec = 0; | |
1299 | s32 bcnprd; | |
1701261d | 1300 | u16 chanspec; |
e9a6ca82 | 1301 | u32 ssid_len; |
5b435de0 | 1302 | |
d96b801f | 1303 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1304 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1305 | return -EIO; |
1306 | ||
1307 | if (params->ssid) | |
16886735 | 1308 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1309 | else { |
16886735 | 1310 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1311 | return -EOPNOTSUPP; |
1312 | } | |
1313 | ||
c1179033 | 1314 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1315 | |
1316 | if (params->bssid) | |
16886735 | 1317 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1318 | else |
16886735 | 1319 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1320 | |
683b6d3b | 1321 | if (params->chandef.chan) |
16886735 AS |
1322 | brcmf_dbg(CONN, "channel: %d\n", |
1323 | params->chandef.chan->center_freq); | |
5b435de0 | 1324 | else |
16886735 | 1325 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1326 | |
1327 | if (params->channel_fixed) | |
16886735 | 1328 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1329 | else |
16886735 | 1330 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1331 | |
1332 | if (params->ie && params->ie_len) | |
16886735 | 1333 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1334 | else |
16886735 | 1335 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1336 | |
1337 | if (params->beacon_interval) | |
16886735 AS |
1338 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1339 | params->beacon_interval); | |
5b435de0 | 1340 | else |
16886735 | 1341 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1342 | |
1343 | if (params->basic_rates) | |
16886735 | 1344 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1345 | else |
16886735 | 1346 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1347 | |
1348 | if (params->privacy) | |
16886735 | 1349 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1350 | else |
16886735 | 1351 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1352 | |
1353 | /* Configure Privacy for starter */ | |
1354 | if (params->privacy) | |
1355 | wsec |= WEP_ENABLED; | |
1356 | ||
c1179033 | 1357 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1358 | if (err) { |
57d6e91a | 1359 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1360 | goto done; |
1361 | } | |
1362 | ||
1363 | /* Configure Beacon Interval for starter */ | |
1364 | if (params->beacon_interval) | |
1365 | bcnprd = params->beacon_interval; | |
1366 | else | |
1367 | bcnprd = 100; | |
1368 | ||
b87e2c48 | 1369 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1370 | if (err) { |
57d6e91a | 1371 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1372 | goto done; |
1373 | } | |
1374 | ||
1375 | /* Configure required join parameter */ | |
1376 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1377 | ||
1378 | /* SSID */ | |
e9a6ca82 HM |
1379 | ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN); |
1380 | memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len); | |
1381 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1382 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1383 | |
1384 | /* BSSID */ | |
1385 | if (params->bssid) { | |
1386 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
e9a6ca82 | 1387 | join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE; |
6c8c4f72 | 1388 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1389 | } else { |
93803b33 JP |
1390 | eth_broadcast_addr(join_params.params_le.bssid); |
1391 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1392 | } |
1393 | ||
5b435de0 | 1394 | /* Channel */ |
683b6d3b | 1395 | if (params->chandef.chan) { |
5b435de0 AS |
1396 | u32 target_channel; |
1397 | ||
27a68fe3 | 1398 | cfg->channel = |
5b435de0 | 1399 | ieee80211_frequency_to_channel( |
683b6d3b | 1400 | params->chandef.chan->center_freq); |
5b435de0 AS |
1401 | if (params->channel_fixed) { |
1402 | /* adding chanspec */ | |
600a897d AS |
1403 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1404 | ¶ms->chandef); | |
1701261d HM |
1405 | join_params.params_le.chanspec_list[0] = |
1406 | cpu_to_le16(chanspec); | |
1407 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1408 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1409 | } |
1410 | ||
1411 | /* set channel for starter */ | |
27a68fe3 | 1412 | target_channel = cfg->channel; |
b87e2c48 | 1413 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1414 | target_channel); |
5b435de0 | 1415 | if (err) { |
57d6e91a | 1416 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1417 | goto done; |
1418 | } | |
1419 | } else | |
27a68fe3 | 1420 | cfg->channel = 0; |
5b435de0 | 1421 | |
27a68fe3 | 1422 | cfg->ibss_starter = false; |
5b435de0 AS |
1423 | |
1424 | ||
c1179033 | 1425 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1426 | &join_params, join_params_size); |
5b435de0 | 1427 | if (err) { |
57d6e91a | 1428 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1429 | goto done; |
1430 | } | |
1431 | ||
1432 | done: | |
1433 | if (err) | |
c1179033 | 1434 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1435 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1436 | return err; |
1437 | } | |
1438 | ||
1439 | static s32 | |
1440 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1441 | { | |
0abb5f21 | 1442 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1443 | |
d96b801f | 1444 | brcmf_dbg(TRACE, "Enter\n"); |
6a98d64a HM |
1445 | if (!check_vif_up(ifp->vif)) { |
1446 | /* When driver is being unloaded, it can end up here. If an | |
1447 | * error is returned then later on a debug trace in the wireless | |
1448 | * core module will be printed. To avoid this 0 is returned. | |
1449 | */ | |
1450 | return 0; | |
1451 | } | |
5b435de0 | 1452 | |
9b7a0ddc | 1453 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
42e0ed0d | 1454 | brcmf_net_setcarrier(ifp, false); |
5b435de0 | 1455 | |
d96b801f | 1456 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1457 | |
12f32370 | 1458 | return 0; |
5b435de0 AS |
1459 | } |
1460 | ||
1461 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1462 | struct cfg80211_connect_params *sme) | |
1463 | { | |
6ac4f4ed | 1464 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1465 | struct brcmf_cfg80211_security *sec; |
1466 | s32 val = 0; | |
1467 | s32 err = 0; | |
1468 | ||
1469 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1470 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1471 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1472 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1473 | else | |
1474 | val = WPA_AUTH_DISABLED; | |
16886735 | 1475 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1476 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1477 | if (err) { |
57d6e91a | 1478 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1479 | return err; |
1480 | } | |
06bb123e | 1481 | sec = &profile->sec; |
5b435de0 AS |
1482 | sec->wpa_versions = sme->crypto.wpa_versions; |
1483 | return err; | |
1484 | } | |
1485 | ||
1486 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1487 | struct cfg80211_connect_params *sme) | |
1488 | { | |
6ac4f4ed | 1489 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1490 | struct brcmf_cfg80211_security *sec; |
1491 | s32 val = 0; | |
1492 | s32 err = 0; | |
1493 | ||
1494 | switch (sme->auth_type) { | |
1495 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1496 | val = 0; | |
16886735 | 1497 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1498 | break; |
1499 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1500 | val = 1; | |
16886735 | 1501 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1502 | break; |
1503 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1504 | val = 2; | |
16886735 | 1505 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1506 | break; |
1507 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1508 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1509 | default: |
1510 | val = 2; | |
57d6e91a | 1511 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1512 | break; |
1513 | } | |
1514 | ||
89286dc9 | 1515 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1516 | if (err) { |
57d6e91a | 1517 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1518 | return err; |
1519 | } | |
06bb123e | 1520 | sec = &profile->sec; |
5b435de0 AS |
1521 | sec->auth_type = sme->auth_type; |
1522 | return err; | |
1523 | } | |
1524 | ||
1525 | static s32 | |
87b7e9e2 DK |
1526 | brcmf_set_wsec_mode(struct net_device *ndev, |
1527 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1528 | { |
6ac4f4ed | 1529 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1530 | struct brcmf_cfg80211_security *sec; |
1531 | s32 pval = 0; | |
1532 | s32 gval = 0; | |
87b7e9e2 | 1533 | s32 wsec; |
5b435de0 AS |
1534 | s32 err = 0; |
1535 | ||
1536 | if (sme->crypto.n_ciphers_pairwise) { | |
1537 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1538 | case WLAN_CIPHER_SUITE_WEP40: | |
1539 | case WLAN_CIPHER_SUITE_WEP104: | |
1540 | pval = WEP_ENABLED; | |
1541 | break; | |
1542 | case WLAN_CIPHER_SUITE_TKIP: | |
1543 | pval = TKIP_ENABLED; | |
1544 | break; | |
1545 | case WLAN_CIPHER_SUITE_CCMP: | |
1546 | pval = AES_ENABLED; | |
1547 | break; | |
1548 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1549 | pval = AES_ENABLED; | |
1550 | break; | |
1551 | default: | |
57d6e91a AS |
1552 | brcmf_err("invalid cipher pairwise (%d)\n", |
1553 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1554 | return -EINVAL; |
1555 | } | |
1556 | } | |
1557 | if (sme->crypto.cipher_group) { | |
1558 | switch (sme->crypto.cipher_group) { | |
1559 | case WLAN_CIPHER_SUITE_WEP40: | |
1560 | case WLAN_CIPHER_SUITE_WEP104: | |
1561 | gval = WEP_ENABLED; | |
1562 | break; | |
1563 | case WLAN_CIPHER_SUITE_TKIP: | |
1564 | gval = TKIP_ENABLED; | |
1565 | break; | |
1566 | case WLAN_CIPHER_SUITE_CCMP: | |
1567 | gval = AES_ENABLED; | |
1568 | break; | |
1569 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1570 | gval = AES_ENABLED; | |
1571 | break; | |
1572 | default: | |
57d6e91a AS |
1573 | brcmf_err("invalid cipher group (%d)\n", |
1574 | sme->crypto.cipher_group); | |
5b435de0 AS |
1575 | return -EINVAL; |
1576 | } | |
1577 | } | |
1578 | ||
16886735 | 1579 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1580 | /* In case of privacy, but no security and WPS then simulate */ |
1581 | /* setting AES. WPS-2.0 allows no security */ | |
1582 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1583 | sme->privacy) | |
1584 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1585 | |
1586 | if (mfp) | |
1587 | wsec = pval | gval | MFP_CAPABLE; | |
1588 | else | |
1589 | wsec = pval | gval; | |
1590 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1591 | if (err) { |
57d6e91a | 1592 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1593 | return err; |
1594 | } | |
1595 | ||
06bb123e | 1596 | sec = &profile->sec; |
5b435de0 AS |
1597 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1598 | sec->cipher_group = sme->crypto.cipher_group; | |
1599 | ||
1600 | return err; | |
1601 | } | |
1602 | ||
1603 | static s32 | |
1604 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1605 | { | |
6ac4f4ed | 1606 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1607 | struct brcmf_cfg80211_security *sec; |
1608 | s32 val = 0; | |
1609 | s32 err = 0; | |
1610 | ||
1611 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1612 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1613 | "wpa_auth", &val); | |
5b435de0 | 1614 | if (err) { |
57d6e91a | 1615 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1616 | return err; |
1617 | } | |
1618 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1619 | switch (sme->crypto.akm_suites[0]) { | |
1620 | case WLAN_AKM_SUITE_8021X: | |
1621 | val = WPA_AUTH_UNSPECIFIED; | |
1622 | break; | |
1623 | case WLAN_AKM_SUITE_PSK: | |
1624 | val = WPA_AUTH_PSK; | |
1625 | break; | |
1626 | default: | |
57d6e91a AS |
1627 | brcmf_err("invalid cipher group (%d)\n", |
1628 | sme->crypto.cipher_group); | |
5b435de0 AS |
1629 | return -EINVAL; |
1630 | } | |
1631 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1632 | switch (sme->crypto.akm_suites[0]) { | |
1633 | case WLAN_AKM_SUITE_8021X: | |
1634 | val = WPA2_AUTH_UNSPECIFIED; | |
1635 | break; | |
1636 | case WLAN_AKM_SUITE_PSK: | |
1637 | val = WPA2_AUTH_PSK; | |
1638 | break; | |
1639 | default: | |
57d6e91a AS |
1640 | brcmf_err("invalid cipher group (%d)\n", |
1641 | sme->crypto.cipher_group); | |
5b435de0 AS |
1642 | return -EINVAL; |
1643 | } | |
1644 | } | |
1645 | ||
16886735 | 1646 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1647 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1648 | "wpa_auth", val); | |
5b435de0 | 1649 | if (err) { |
57d6e91a | 1650 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1651 | return err; |
1652 | } | |
1653 | } | |
06bb123e | 1654 | sec = &profile->sec; |
5b435de0 AS |
1655 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1656 | ||
1657 | return err; | |
1658 | } | |
1659 | ||
1660 | static s32 | |
f09d0c02 HM |
1661 | brcmf_set_sharedkey(struct net_device *ndev, |
1662 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1663 | { |
6ac4f4ed | 1664 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1665 | struct brcmf_cfg80211_security *sec; |
1666 | struct brcmf_wsec_key key; | |
1667 | s32 val; | |
1668 | s32 err = 0; | |
1669 | ||
16886735 | 1670 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1671 | |
a718e2fe RV |
1672 | if (sme->key_len == 0) |
1673 | return 0; | |
1674 | ||
06bb123e | 1675 | sec = &profile->sec; |
16886735 AS |
1676 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1677 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1678 | |
1679 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1680 | return 0; | |
1681 | ||
f09d0c02 HM |
1682 | if (!(sec->cipher_pairwise & |
1683 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1684 | return 0; | |
a718e2fe | 1685 | |
f09d0c02 HM |
1686 | memset(&key, 0, sizeof(key)); |
1687 | key.len = (u32) sme->key_len; | |
1688 | key.index = (u32) sme->key_idx; | |
1689 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1690 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1691 | return -EINVAL; |
1692 | } | |
1693 | memcpy(key.data, sme->key, key.len); | |
1694 | key.flags = BRCMF_PRIMARY_KEY; | |
1695 | switch (sec->cipher_pairwise) { | |
1696 | case WLAN_CIPHER_SUITE_WEP40: | |
1697 | key.algo = CRYPTO_ALGO_WEP1; | |
1698 | break; | |
1699 | case WLAN_CIPHER_SUITE_WEP104: | |
1700 | key.algo = CRYPTO_ALGO_WEP128; | |
1701 | break; | |
1702 | default: | |
57d6e91a AS |
1703 | brcmf_err("Invalid algorithm (%d)\n", |
1704 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1705 | return -EINVAL; |
1706 | } | |
1707 | /* Set the new key/index */ | |
16886735 AS |
1708 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1709 | key.len, key.index, key.algo); | |
1710 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1711 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1712 | if (err) |
1713 | return err; | |
1714 | ||
1715 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1716 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1717 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1718 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1719 | if (err) |
57d6e91a | 1720 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1721 | } |
1722 | return err; | |
1723 | } | |
1724 | ||
cbb1ec94 AS |
1725 | static |
1726 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1727 | enum nl80211_auth_type type) | |
1728 | { | |
c08437b4 AS |
1729 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1730 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1731 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1732 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1733 | } |
1734 | return type; | |
1735 | } | |
1736 | ||
5b435de0 AS |
1737 | static s32 |
1738 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1739 | struct cfg80211_connect_params *sme) |
5b435de0 | 1740 | { |
27a68fe3 | 1741 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1742 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1743 | struct ieee80211_channel *chan = sme->channel; |
1744 | struct brcmf_join_params join_params; | |
1745 | size_t join_params_size; | |
4b5800fe JB |
1746 | const struct brcmf_tlv *rsn_ie; |
1747 | const struct brcmf_vs_tlv *wpa_ie; | |
1748 | const void *ie; | |
89286dc9 HM |
1749 | u32 ie_len; |
1750 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1751 | u16 chanspec; |
5b435de0 | 1752 | s32 err = 0; |
e9a6ca82 | 1753 | u32 ssid_len; |
5b435de0 | 1754 | |
d96b801f | 1755 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1756 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1757 | return -EIO; |
1758 | ||
1759 | if (!sme->ssid) { | |
57d6e91a | 1760 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1761 | return -EOPNOTSUPP; |
1762 | } | |
1763 | ||
89286dc9 HM |
1764 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1765 | /* A normal (non P2P) connection request setup. */ | |
1766 | ie = NULL; | |
1767 | ie_len = 0; | |
1768 | /* find the WPA_IE */ | |
1769 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1770 | if (wpa_ie) { | |
1771 | ie = wpa_ie; | |
1772 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1773 | } else { | |
1774 | /* find the RSN_IE */ | |
4b5800fe JB |
1775 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1776 | sme->ie_len, | |
89286dc9 HM |
1777 | WLAN_EID_RSN); |
1778 | if (rsn_ie) { | |
1779 | ie = rsn_ie; | |
1780 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1781 | } | |
1782 | } | |
1783 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1784 | } | |
1785 | ||
1786 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1787 | sme->ie, sme->ie_len); | |
1788 | if (err) | |
1789 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1790 | else | |
1791 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1792 | ||
c1179033 | 1793 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1794 | |
1795 | if (chan) { | |
27a68fe3 | 1796 | cfg->channel = |
5b435de0 | 1797 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1798 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1799 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1800 | cfg->channel, chan->center_freq, chanspec); | |
1801 | } else { | |
27a68fe3 | 1802 | cfg->channel = 0; |
1701261d HM |
1803 | chanspec = 0; |
1804 | } | |
5b435de0 | 1805 | |
647c9ae0 | 1806 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1807 | |
1808 | err = brcmf_set_wpa_version(ndev, sme); | |
1809 | if (err) { | |
57d6e91a | 1810 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1811 | goto done; |
1812 | } | |
1813 | ||
cbb1ec94 | 1814 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1815 | err = brcmf_set_auth_type(ndev, sme); |
1816 | if (err) { | |
57d6e91a | 1817 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1818 | goto done; |
1819 | } | |
1820 | ||
87b7e9e2 | 1821 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1822 | if (err) { |
57d6e91a | 1823 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1824 | goto done; |
1825 | } | |
1826 | ||
1827 | err = brcmf_set_key_mgmt(ndev, sme); | |
1828 | if (err) { | |
57d6e91a | 1829 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1830 | goto done; |
1831 | } | |
1832 | ||
f09d0c02 | 1833 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1834 | if (err) { |
57d6e91a | 1835 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1836 | goto done; |
1837 | } | |
1838 | ||
89286dc9 HM |
1839 | /* Join with specific BSSID and cached SSID |
1840 | * If SSID is zero join based on BSSID only | |
1841 | */ | |
1842 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1843 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1844 | if (cfg->channel) | |
1845 | join_params_size += sizeof(u16); | |
1846 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1847 | if (ext_join_params == NULL) { | |
1848 | err = -ENOMEM; | |
1849 | goto done; | |
1850 | } | |
e9a6ca82 HM |
1851 | ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN); |
1852 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
1853 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len); | |
1854 | if (ssid_len < IEEE80211_MAX_SSID_LEN) | |
1855 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", | |
1856 | ext_join_params->ssid_le.SSID, ssid_len); | |
63dd99e6 | 1857 | |
89286dc9 HM |
1858 | /* Set up join scan parameters */ |
1859 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1860 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1861 | ||
1862 | if (sme->bssid) | |
1863 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1864 | else | |
93803b33 | 1865 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
1866 | |
1867 | if (cfg->channel) { | |
1868 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1869 | ||
1870 | ext_join_params->assoc_le.chanspec_list[0] = | |
1871 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1872 | /* Increase dwell time to receive probe response or detect |
1873 | * beacon from target AP at a noisy air only during connect | |
1874 | * command. | |
1875 | */ | |
1876 | ext_join_params->scan_le.active_time = | |
1877 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1878 | ext_join_params->scan_le.passive_time = | |
1879 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1880 | /* To sync with presence period of VSDB GO send probe request | |
1881 | * more frequently. Probe request will be stopped when it gets | |
1882 | * probe response from target AP/GO. | |
1883 | */ | |
1884 | ext_join_params->scan_le.nprobes = | |
1885 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1886 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1887 | } else { | |
1888 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1889 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1890 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1891 | } |
1892 | ||
1893 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1894 | join_params_size); | |
1895 | kfree(ext_join_params); | |
1896 | if (!err) | |
1897 | /* This is it. join command worked, we are done */ | |
1898 | goto done; | |
1899 | ||
1900 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1901 | memset(&join_params, 0, sizeof(join_params)); |
1902 | join_params_size = sizeof(join_params.ssid_le); | |
1903 | ||
e9a6ca82 HM |
1904 | memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len); |
1905 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1906 | |
89286dc9 HM |
1907 | if (sme->bssid) |
1908 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1909 | else | |
93803b33 | 1910 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 1911 | |
1701261d HM |
1912 | if (cfg->channel) { |
1913 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1914 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1915 | join_params_size += sizeof(join_params.params_le); | |
1916 | } | |
c1179033 | 1917 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1918 | &join_params, join_params_size); |
5b435de0 | 1919 | if (err) |
89286dc9 | 1920 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1921 | |
1922 | done: | |
1923 | if (err) | |
c1179033 | 1924 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1925 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1926 | return err; |
1927 | } | |
1928 | ||
1929 | static s32 | |
1930 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1931 | u16 reason_code) | |
1932 | { | |
0abb5f21 AS |
1933 | struct brcmf_if *ifp = netdev_priv(ndev); |
1934 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1935 | struct brcmf_scb_val_le scbval; |
1936 | s32 err = 0; | |
1937 | ||
d96b801f | 1938 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1939 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1940 | return -EIO; |
1941 | ||
c1179033 | 1942 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1943 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 1944 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 1945 | |
06bb123e | 1946 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1947 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1948 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1949 | &scbval, sizeof(scbval)); |
5b435de0 | 1950 | if (err) |
57d6e91a | 1951 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1952 | |
d96b801f | 1953 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1954 | return err; |
1955 | } | |
1956 | ||
1957 | static s32 | |
c8442118 | 1958 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1959 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 1960 | { |
27a68fe3 | 1961 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1962 | struct net_device *ndev = cfg_to_ndev(cfg); |
1963 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
1964 | s32 err; |
1965 | s32 disable; | |
1966 | u32 qdbm = 127; | |
5b435de0 | 1967 | |
60dc35ef | 1968 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 1969 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1970 | return -EIO; |
1971 | ||
1972 | switch (type) { | |
1973 | case NL80211_TX_POWER_AUTOMATIC: | |
1974 | break; | |
1975 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 1976 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 1977 | if (mbm < 0) { |
57d6e91a | 1978 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1979 | err = -EINVAL; |
1980 | goto done; | |
1981 | } | |
60dc35ef HM |
1982 | qdbm = MBM_TO_DBM(4 * mbm); |
1983 | if (qdbm > 127) | |
1984 | qdbm = 127; | |
1985 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 1986 | break; |
60dc35ef HM |
1987 | default: |
1988 | brcmf_err("Unsupported type %d\n", type); | |
1989 | err = -EINVAL; | |
1990 | goto done; | |
5b435de0 AS |
1991 | } |
1992 | /* Make sure radio is off or on as far as software is concerned */ | |
1993 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1994 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1995 | if (err) |
57d6e91a | 1996 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 1997 | |
60dc35ef | 1998 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 1999 | if (err) |
57d6e91a | 2000 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
2001 | |
2002 | done: | |
60dc35ef | 2003 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
2004 | return err; |
2005 | } | |
2006 | ||
60dc35ef HM |
2007 | static s32 |
2008 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
2009 | s32 *dbm) | |
5b435de0 | 2010 | { |
27a68fe3 | 2011 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
2012 | struct net_device *ndev = cfg_to_ndev(cfg); |
2013 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2014 | s32 qdbm = 0; | |
2015 | s32 err; | |
5b435de0 | 2016 | |
d96b801f | 2017 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2018 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2019 | return -EIO; |
2020 | ||
60dc35ef | 2021 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 2022 | if (err) { |
57d6e91a | 2023 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2024 | goto done; |
2025 | } | |
60dc35ef | 2026 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2027 | |
2028 | done: | |
60dc35ef | 2029 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2030 | return err; |
2031 | } | |
2032 | ||
2033 | static s32 | |
2034 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2035 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2036 | { |
0abb5f21 | 2037 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2038 | u32 index; |
2039 | u32 wsec; | |
2040 | s32 err = 0; | |
2041 | ||
d96b801f | 2042 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2043 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2044 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2045 | return -EIO; |
2046 | ||
0abb5f21 | 2047 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2048 | if (err) { |
57d6e91a | 2049 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2050 | goto done; |
2051 | } | |
2052 | ||
2053 | if (wsec & WEP_ENABLED) { | |
2054 | /* Just select a new current key */ | |
2055 | index = key_idx; | |
0abb5f21 | 2056 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2057 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2058 | if (err) |
57d6e91a | 2059 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2060 | } |
2061 | done: | |
d96b801f | 2062 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2063 | return err; |
2064 | } | |
2065 | ||
2066 | static s32 | |
2067 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2068 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2069 | { | |
992f6068 | 2070 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2071 | struct brcmf_wsec_key key; |
5b435de0 | 2072 | s32 err = 0; |
992f6068 | 2073 | u8 keybuf[8]; |
5b435de0 AS |
2074 | |
2075 | memset(&key, 0, sizeof(key)); | |
2076 | key.index = (u32) key_idx; | |
2077 | /* Instead of bcast for ea address for default wep keys, | |
2078 | driver needs it to be Null */ | |
2079 | if (!is_multicast_ether_addr(mac_addr)) | |
2080 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2081 | key.len = (u32) params->key_len; | |
2082 | /* check for key index change */ | |
2083 | if (key.len == 0) { | |
2084 | /* key delete */ | |
118eb304 | 2085 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2086 | if (err) |
57d6e91a | 2087 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2088 | } else { |
2089 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2090 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2091 | return -EINVAL; |
2092 | } | |
2093 | ||
16886735 | 2094 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2095 | memcpy(key.data, params->key, key.len); |
2096 | ||
967fe2c8 | 2097 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2098 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2099 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2100 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2101 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2102 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2103 | } | |
2104 | ||
2105 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2106 | if (params->seq && params->seq_len == 6) { | |
2107 | /* rx iv */ | |
2108 | u8 *ivptr; | |
2109 | ivptr = (u8 *) params->seq; | |
2110 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2111 | (ivptr[3] << 8) | ivptr[2]; | |
2112 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2113 | key.iv_initialized = true; | |
2114 | } | |
2115 | ||
2116 | switch (params->cipher) { | |
2117 | case WLAN_CIPHER_SUITE_WEP40: | |
2118 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2119 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2120 | break; |
2121 | case WLAN_CIPHER_SUITE_WEP104: | |
2122 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2123 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2124 | break; |
2125 | case WLAN_CIPHER_SUITE_TKIP: | |
2126 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2127 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2128 | break; |
2129 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2130 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2131 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2132 | break; |
2133 | case WLAN_CIPHER_SUITE_CCMP: | |
2134 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2135 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2136 | break; |
2137 | default: | |
57d6e91a | 2138 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2139 | return -EINVAL; |
2140 | } | |
118eb304 | 2141 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2142 | if (err) |
57d6e91a | 2143 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2144 | } |
2145 | return err; | |
2146 | } | |
2147 | ||
2148 | static s32 | |
2149 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2150 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2151 | struct key_params *params) | |
2152 | { | |
0abb5f21 | 2153 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2154 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2155 | s32 val; |
2156 | s32 wsec; | |
2157 | s32 err = 0; | |
2158 | u8 keybuf[8]; | |
2159 | ||
d96b801f | 2160 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2161 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2162 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2163 | return -EIO; |
2164 | ||
118eb304 HM |
2165 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2166 | /* we ignore this key index in this case */ | |
2167 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2168 | return -EINVAL; | |
2169 | } | |
2170 | ||
787eb033 DK |
2171 | if (mac_addr && |
2172 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2173 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2174 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2175 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2176 | } | |
5b435de0 | 2177 | |
118eb304 HM |
2178 | key = &ifp->vif->profile.key[key_idx]; |
2179 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2180 | |
118eb304 HM |
2181 | if (params->key_len > sizeof(key->data)) { |
2182 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2183 | err = -EINVAL; |
2184 | goto done; | |
2185 | } | |
118eb304 HM |
2186 | key->len = params->key_len; |
2187 | key->index = key_idx; | |
5b435de0 | 2188 | |
118eb304 HM |
2189 | memcpy(key->data, params->key, key->len); |
2190 | ||
2191 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2192 | switch (params->cipher) { |
2193 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2194 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2195 | val = WEP_ENABLED; |
16886735 | 2196 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2197 | break; |
2198 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2199 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2200 | val = WEP_ENABLED; |
16886735 | 2201 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2202 | break; |
2203 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2204 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2205 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2206 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2207 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2208 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2209 | } |
118eb304 | 2210 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2211 | val = TKIP_ENABLED; |
16886735 | 2212 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2213 | break; |
2214 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2215 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2216 | val = AES_ENABLED; |
16886735 | 2217 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2218 | break; |
2219 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2220 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2221 | val = AES_ENABLED; |
16886735 | 2222 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2223 | break; |
2224 | default: | |
57d6e91a | 2225 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2226 | err = -EINVAL; |
2227 | goto done; | |
2228 | } | |
2229 | ||
118eb304 | 2230 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2231 | if (err) |
2232 | goto done; | |
2233 | ||
0abb5f21 | 2234 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2235 | if (err) { |
57d6e91a | 2236 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2237 | goto done; |
2238 | } | |
5b435de0 | 2239 | wsec |= val; |
0abb5f21 | 2240 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2241 | if (err) { |
57d6e91a | 2242 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2243 | goto done; |
2244 | } | |
2245 | ||
5b435de0 | 2246 | done: |
d96b801f | 2247 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2248 | return err; |
2249 | } | |
2250 | ||
2251 | static s32 | |
2252 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2253 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2254 | { | |
0abb5f21 | 2255 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2256 | struct brcmf_wsec_key key; |
2257 | s32 err = 0; | |
5b435de0 | 2258 | |
d96b801f | 2259 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2260 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2261 | return -EIO; |
2262 | ||
118eb304 | 2263 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2264 | /* we ignore this key index in this case */ |
256c374f HM |
2265 | return -EINVAL; |
2266 | } | |
2267 | ||
5b435de0 AS |
2268 | memset(&key, 0, sizeof(key)); |
2269 | ||
2270 | key.index = (u32) key_idx; | |
2271 | key.flags = BRCMF_PRIMARY_KEY; | |
2272 | key.algo = CRYPTO_ALGO_OFF; | |
2273 | ||
16886735 | 2274 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2275 | |
2276 | /* Set the new key/index */ | |
118eb304 | 2277 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2278 | |
d96b801f | 2279 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2280 | return err; |
2281 | } | |
2282 | ||
2283 | static s32 | |
2284 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2285 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2286 | void (*callback) (void *cookie, struct key_params * params)) | |
2287 | { | |
2288 | struct key_params params; | |
0abb5f21 AS |
2289 | struct brcmf_if *ifp = netdev_priv(ndev); |
2290 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2291 | struct brcmf_cfg80211_security *sec; |
2292 | s32 wsec; | |
2293 | s32 err = 0; | |
2294 | ||
d96b801f | 2295 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2296 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2297 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2298 | return -EIO; |
2299 | ||
2300 | memset(¶ms, 0, sizeof(params)); | |
2301 | ||
0abb5f21 | 2302 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2303 | if (err) { |
57d6e91a | 2304 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2305 | /* Ignore this error, may happen during DISASSOC */ |
2306 | err = -EAGAIN; | |
2307 | goto done; | |
2308 | } | |
c5bf53a8 | 2309 | if (wsec & WEP_ENABLED) { |
06bb123e | 2310 | sec = &profile->sec; |
5b435de0 AS |
2311 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2312 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2313 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2314 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2315 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2316 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2317 | } |
c5bf53a8 | 2318 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2319 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2320 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2321 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2322 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2323 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2324 | } else { |
57d6e91a | 2325 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2326 | err = -EINVAL; |
2327 | goto done; | |
2328 | } | |
2329 | callback(cookie, ¶ms); | |
2330 | ||
2331 | done: | |
d96b801f | 2332 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2333 | return err; |
2334 | } | |
2335 | ||
2336 | static s32 | |
2337 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2338 | struct net_device *ndev, u8 key_idx) | |
2339 | { | |
647c9ae0 | 2340 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2341 | |
2342 | return -EOPNOTSUPP; | |
2343 | } | |
2344 | ||
118eb304 HM |
2345 | static void |
2346 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2347 | { | |
2348 | s32 err; | |
2349 | u8 key_idx; | |
2350 | struct brcmf_wsec_key *key; | |
2351 | s32 wsec; | |
2352 | ||
2353 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2354 | key = &ifp->vif->profile.key[key_idx]; | |
2355 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2356 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2357 | break; | |
2358 | } | |
2359 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2360 | return; | |
2361 | ||
2362 | err = send_key_to_dongle(ifp, key); | |
2363 | if (err) { | |
2364 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2365 | return; | |
2366 | } | |
2367 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2368 | if (err) { | |
2369 | brcmf_err("get wsec error (%d)\n", err); | |
2370 | return; | |
2371 | } | |
2372 | wsec |= WEP_ENABLED; | |
2373 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2374 | if (err) | |
2375 | brcmf_err("set wsec error (%d)\n", err); | |
2376 | } | |
2377 | ||
1f0dc59a AS |
2378 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2379 | { | |
2380 | struct nl80211_sta_flag_update *sfu; | |
2381 | ||
2382 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2383 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2384 | sfu = &si->sta_flags; | |
2385 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2386 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2387 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2388 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2389 | if (fw_sta_flags & BRCMF_STA_WME) | |
2390 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2391 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2392 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2393 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2394 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2395 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2396 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2397 | } | |
2398 | ||
2399 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2400 | { | |
2401 | struct { | |
2402 | __le32 len; | |
2403 | struct brcmf_bss_info_le bss_le; | |
2404 | } *buf; | |
2405 | u16 capability; | |
2406 | int err; | |
2407 | ||
2408 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2409 | if (!buf) | |
2410 | return; | |
2411 | ||
2412 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2413 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2414 | WL_BSS_INFO_MAX); | |
2415 | if (err) { | |
2416 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2417 | return; | |
2418 | } | |
2419 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2420 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2421 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2422 | capability = le16_to_cpu(buf->bss_le.capability); | |
2423 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2424 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2425 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2426 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2427 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2428 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2429 | } | |
2430 | ||
3f5893d1 HM |
2431 | static s32 |
2432 | brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp, | |
2433 | struct station_info *sinfo) | |
2434 | { | |
2435 | struct brcmf_scb_val_le scbval; | |
2436 | struct brcmf_pktcnt_le pktcnt; | |
2437 | s32 err; | |
2438 | u32 rate; | |
2439 | u32 rssi; | |
2440 | ||
2441 | /* Get the current tx rate */ | |
2442 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); | |
2443 | if (err < 0) { | |
2444 | brcmf_err("BRCMF_C_GET_RATE error (%d)\n", err); | |
2445 | return err; | |
2446 | } | |
2447 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); | |
2448 | sinfo->txrate.legacy = rate * 5; | |
2449 | ||
2450 | memset(&scbval, 0, sizeof(scbval)); | |
2451 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scbval, | |
2452 | sizeof(scbval)); | |
2453 | if (err) { | |
2454 | brcmf_err("BRCMF_C_GET_RSSI error (%d)\n", err); | |
2455 | return err; | |
2456 | } | |
2457 | rssi = le32_to_cpu(scbval.val); | |
2458 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2459 | sinfo->signal = rssi; | |
2460 | ||
2461 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_GET_PKTCNTS, &pktcnt, | |
2462 | sizeof(pktcnt)); | |
2463 | if (err) { | |
2464 | brcmf_err("BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err); | |
2465 | return err; | |
2466 | } | |
2467 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS) | | |
2468 | BIT(NL80211_STA_INFO_RX_DROP_MISC) | | |
2469 | BIT(NL80211_STA_INFO_TX_PACKETS) | | |
2470 | BIT(NL80211_STA_INFO_TX_FAILED); | |
2471 | sinfo->rx_packets = le32_to_cpu(pktcnt.rx_good_pkt); | |
2472 | sinfo->rx_dropped_misc = le32_to_cpu(pktcnt.rx_bad_pkt); | |
2473 | sinfo->tx_packets = le32_to_cpu(pktcnt.tx_good_pkt); | |
2474 | sinfo->tx_failed = le32_to_cpu(pktcnt.tx_bad_pkt); | |
2475 | ||
2476 | return 0; | |
2477 | } | |
2478 | ||
5b435de0 AS |
2479 | static s32 |
2480 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2481 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2482 | { |
0abb5f21 | 2483 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2484 | s32 err = 0; |
81f5dcb8 | 2485 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2486 | u32 sta_flags; |
2487 | u32 is_tdls_peer; | |
cae355dc HM |
2488 | s32 total_rssi; |
2489 | s32 count_rssi; | |
2490 | u32 i; | |
5b435de0 | 2491 | |
d96b801f | 2492 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2493 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2494 | return -EIO; |
2495 | ||
3f5893d1 HM |
2496 | if (brcmf_is_ibssmode(ifp->vif)) |
2497 | return brcmf_cfg80211_get_station_ibss(ifp, sinfo); | |
2498 | ||
1f0dc59a AS |
2499 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2500 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2501 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2502 | &sta_info_le, | |
2503 | sizeof(sta_info_le)); | |
2504 | is_tdls_peer = !err; | |
2505 | if (err) { | |
0abb5f21 | 2506 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2507 | &sta_info_le, |
81f5dcb8 | 2508 | sizeof(sta_info_le)); |
1a873342 | 2509 | if (err < 0) { |
57d6e91a | 2510 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2511 | goto done; |
2512 | } | |
1f0dc59a AS |
2513 | } |
2514 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2515 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2516 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2517 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2518 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2519 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2520 | if (is_tdls_peer) | |
2521 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2522 | else | |
2523 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2524 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2525 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2526 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2527 | brcmf_fill_bss_param(ifp, sinfo); | |
2528 | } | |
2529 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2530 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2531 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2532 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2533 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2534 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2535 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2536 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2537 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2538 | if (sinfo->tx_packets) { | |
319090bf | 2539 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
124d5172 HM |
2540 | sinfo->txrate.legacy = |
2541 | le32_to_cpu(sta_info_le.tx_rate) / 100; | |
7f6c562d | 2542 | } |
1f0dc59a AS |
2543 | if (sinfo->rx_packets) { |
2544 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
124d5172 HM |
2545 | sinfo->rxrate.legacy = |
2546 | le32_to_cpu(sta_info_le.rx_rate) / 100; | |
1a873342 | 2547 | } |
1f0dc59a AS |
2548 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2549 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2550 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2551 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2552 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2553 | } | |
cae355dc HM |
2554 | total_rssi = 0; |
2555 | count_rssi = 0; | |
2556 | for (i = 0; i < BRCMF_ANT_MAX; i++) { | |
2557 | if (sta_info_le.rssi[i]) { | |
2558 | sinfo->chain_signal_avg[count_rssi] = | |
2559 | sta_info_le.rssi[i]; | |
2560 | sinfo->chain_signal[count_rssi] = | |
2561 | sta_info_le.rssi[i]; | |
2562 | total_rssi += sta_info_le.rssi[i]; | |
2563 | count_rssi++; | |
2564 | } | |
2565 | } | |
2566 | if (count_rssi) { | |
2567 | sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL); | |
2568 | sinfo->chains = count_rssi; | |
2569 | ||
2570 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2571 | total_rssi /= count_rssi; | |
2572 | sinfo->signal = total_rssi; | |
2573 | } | |
1f0dc59a | 2574 | } |
5b435de0 | 2575 | done: |
d96b801f | 2576 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2577 | return err; |
2578 | } | |
2579 | ||
bf2a7e04 HM |
2580 | static int |
2581 | brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, | |
2582 | int idx, u8 *mac, struct station_info *sinfo) | |
2583 | { | |
2584 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
2585 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2586 | s32 err; | |
2587 | ||
2588 | brcmf_dbg(TRACE, "Enter, idx %d\n", idx); | |
2589 | ||
2590 | if (idx == 0) { | |
2591 | cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST); | |
2592 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST, | |
2593 | &cfg->assoclist, | |
2594 | sizeof(cfg->assoclist)); | |
2595 | if (err) { | |
2596 | brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", | |
2597 | err); | |
2598 | cfg->assoclist.count = 0; | |
2599 | return -EOPNOTSUPP; | |
2600 | } | |
2601 | } | |
2602 | if (idx < le32_to_cpu(cfg->assoclist.count)) { | |
2603 | memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN); | |
2604 | return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo); | |
2605 | } | |
2606 | return -ENOENT; | |
2607 | } | |
2608 | ||
5b435de0 AS |
2609 | static s32 |
2610 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2611 | bool enabled, s32 timeout) | |
2612 | { | |
2613 | s32 pm; | |
2614 | s32 err = 0; | |
27a68fe3 | 2615 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2616 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2617 | |
d96b801f | 2618 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2619 | |
2620 | /* | |
2621 | * Powersave enable/disable request is coming from the | |
2622 | * cfg80211 even before the interface is up. In that | |
2623 | * scenario, driver will be storing the power save | |
27a68fe3 | 2624 | * preference in cfg struct to apply this to |
5b435de0 AS |
2625 | * FW later while initializing the dongle |
2626 | */ | |
27a68fe3 | 2627 | cfg->pwr_save = enabled; |
ce81e317 | 2628 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2629 | |
647c9ae0 | 2630 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2631 | goto done; |
2632 | } | |
2633 | ||
2634 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2635 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2636 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2637 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2638 | pm = PM_OFF; | |
2639 | } | |
647c9ae0 | 2640 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2641 | |
c1179033 | 2642 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2643 | if (err) { |
2644 | if (err == -ENODEV) | |
57d6e91a | 2645 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2646 | else |
57d6e91a | 2647 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2648 | } |
2649 | done: | |
d96b801f | 2650 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2651 | return err; |
2652 | } | |
2653 | ||
27a68fe3 | 2654 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2655 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2656 | { |
27a68fe3 | 2657 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2658 | struct ieee80211_channel *notify_channel; |
2659 | struct cfg80211_bss *bss; | |
2660 | struct ieee80211_supported_band *band; | |
83cf17aa | 2661 | struct brcmu_chan ch; |
5b435de0 AS |
2662 | u16 channel; |
2663 | u32 freq; | |
5b435de0 AS |
2664 | u16 notify_capability; |
2665 | u16 notify_interval; | |
2666 | u8 *notify_ie; | |
2667 | size_t notify_ielen; | |
2668 | s32 notify_signal; | |
2669 | ||
2670 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2671 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2672 | return 0; |
2673 | } | |
2674 | ||
83cf17aa FL |
2675 | if (!bi->ctl_ch) { |
2676 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2677 | cfg->d11inf.decchspec(&ch); | |
2678 | bi->ctl_ch = ch.chnum; | |
2679 | } | |
2680 | channel = bi->ctl_ch; | |
5b435de0 AS |
2681 | |
2682 | if (channel <= CH_MAX_2G_CHANNEL) | |
2683 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2684 | else | |
2685 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2686 | ||
2687 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2688 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2689 | ||
5b435de0 AS |
2690 | notify_capability = le16_to_cpu(bi->capability); |
2691 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2692 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2693 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2694 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2695 | ||
16886735 AS |
2696 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2697 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2698 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2699 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2700 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2701 | |
5bc8c1f2 JB |
2702 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2703 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2704 | (const u8 *)bi->BSSID, | |
2705 | 0, notify_capability, | |
2706 | notify_interval, notify_ie, | |
2707 | notify_ielen, notify_signal, | |
2708 | GFP_KERNEL); | |
5b435de0 | 2709 | |
e78946e1 FL |
2710 | if (!bss) |
2711 | return -ENOMEM; | |
2712 | ||
5b112d3d | 2713 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2714 | |
12f32370 | 2715 | return 0; |
5b435de0 AS |
2716 | } |
2717 | ||
6f09be0a RV |
2718 | static struct brcmf_bss_info_le * |
2719 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2720 | { | |
2721 | if (bss == NULL) | |
2722 | return list->bss_info_le; | |
2723 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2724 | le32_to_cpu(bss->length)); | |
2725 | } | |
2726 | ||
27a68fe3 | 2727 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2728 | { |
2729 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2730 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2731 | s32 err = 0; |
2732 | int i; | |
2733 | ||
ef8596e1 | 2734 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2735 | if (bss_list->count != 0 && |
2736 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2737 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2738 | bss_list->version); | |
5b435de0 AS |
2739 | return -EOPNOTSUPP; |
2740 | } | |
4e8a008e | 2741 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2742 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2743 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2744 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2745 | if (err) |
2746 | break; | |
2747 | } | |
2748 | return err; | |
2749 | } | |
2750 | ||
b0a79088 HM |
2751 | static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg, |
2752 | struct net_device *ndev, const u8 *bssid) | |
5b435de0 | 2753 | { |
27a68fe3 | 2754 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2755 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2756 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2757 | struct ieee80211_supported_band *band; |
e78946e1 | 2758 | struct cfg80211_bss *bss; |
83cf17aa | 2759 | struct brcmu_chan ch; |
5b435de0 AS |
2760 | u8 *buf = NULL; |
2761 | s32 err = 0; | |
5b435de0 | 2762 | u32 freq; |
5b435de0 AS |
2763 | u16 notify_capability; |
2764 | u16 notify_interval; | |
2765 | u8 *notify_ie; | |
2766 | size_t notify_ielen; | |
2767 | s32 notify_signal; | |
2768 | ||
d96b801f | 2769 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2770 | |
2771 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2772 | if (buf == NULL) { | |
2773 | err = -ENOMEM; | |
2774 | goto CleanUp; | |
2775 | } | |
2776 | ||
2777 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2778 | ||
ac24be6f AS |
2779 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2780 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2781 | if (err) { |
57d6e91a | 2782 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2783 | goto CleanUp; |
2784 | } | |
2785 | ||
d34bf64f | 2786 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2787 | |
83cf17aa FL |
2788 | ch.chspec = le16_to_cpu(bi->chanspec); |
2789 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2790 | |
83cf17aa | 2791 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2792 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2793 | else | |
2794 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2795 | ||
83cf17aa | 2796 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
b0a79088 | 2797 | cfg->channel = freq; |
5b435de0 AS |
2798 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2799 | ||
5b435de0 AS |
2800 | notify_capability = le16_to_cpu(bi->capability); |
2801 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2802 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2803 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2804 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2805 | ||
83cf17aa | 2806 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2807 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2808 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2809 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2810 | |
5bc8c1f2 JB |
2811 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2812 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2813 | notify_capability, notify_interval, | |
2814 | notify_ie, notify_ielen, notify_signal, | |
2815 | GFP_KERNEL); | |
5b435de0 | 2816 | |
e78946e1 FL |
2817 | if (!bss) { |
2818 | err = -ENOMEM; | |
2819 | goto CleanUp; | |
2820 | } | |
2821 | ||
5b112d3d | 2822 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2823 | |
5b435de0 AS |
2824 | CleanUp: |
2825 | ||
2826 | kfree(buf); | |
2827 | ||
d96b801f | 2828 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2829 | |
2830 | return err; | |
2831 | } | |
2832 | ||
89286dc9 HM |
2833 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2834 | struct brcmf_if *ifp) | |
1a873342 | 2835 | { |
d34bf64f | 2836 | struct brcmf_bss_info_le *bi; |
4b5800fe | 2837 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2838 | u16 beacon_interval; |
2839 | u8 dtim_period; | |
2840 | size_t ie_len; | |
2841 | u8 *ie; | |
2842 | s32 err = 0; | |
2843 | ||
d96b801f | 2844 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2845 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2846 | return err; |
2847 | ||
27a68fe3 | 2848 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2849 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2850 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2851 | if (err) { |
57d6e91a | 2852 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2853 | goto update_bss_info_out; |
2854 | } | |
2855 | ||
27a68fe3 AS |
2856 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2857 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2858 | if (err) |
2859 | goto update_bss_info_out; | |
2860 | ||
2861 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2862 | ie_len = le32_to_cpu(bi->ie_length); | |
2863 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2864 | ||
f8e4b412 | 2865 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2866 | if (tim) |
2867 | dtim_period = tim->data[1]; | |
2868 | else { | |
2869 | /* | |
2870 | * active scan was done so we could not get dtim | |
2871 | * information out of probe response. | |
2872 | * so we speficially query dtim information to dongle. | |
2873 | */ | |
2874 | u32 var; | |
ac24be6f | 2875 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2876 | if (err) { |
57d6e91a | 2877 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2878 | goto update_bss_info_out; |
2879 | } | |
2880 | dtim_period = (u8)var; | |
2881 | } | |
2882 | ||
5b435de0 | 2883 | update_bss_info_out: |
d96b801f | 2884 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2885 | return err; |
2886 | } | |
2887 | ||
18e2f61d | 2888 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2889 | { |
27a68fe3 | 2890 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2891 | |
c1179033 | 2892 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2893 | if (cfg->scan_request) { |
108a4bee | 2894 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2895 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2896 | } |
c1179033 AS |
2897 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2898 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2899 | } |
2900 | ||
e756af5b HM |
2901 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2902 | { | |
27a68fe3 AS |
2903 | struct brcmf_cfg80211_info *cfg = |
2904 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2905 | escan_timeout_work); |
2906 | ||
ef8596e1 | 2907 | brcmf_inform_bss(cfg); |
a0f472ac | 2908 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2909 | } |
2910 | ||
2911 | static void brcmf_escan_timeout(unsigned long data) | |
2912 | { | |
27a68fe3 AS |
2913 | struct brcmf_cfg80211_info *cfg = |
2914 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2915 | |
27a68fe3 | 2916 | if (cfg->scan_request) { |
57d6e91a | 2917 | brcmf_err("timer expired\n"); |
f0799895 | 2918 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2919 | } |
2920 | } | |
2921 | ||
2922 | static s32 | |
83cf17aa FL |
2923 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2924 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2925 | struct brcmf_bss_info_le *bss_info_le) |
2926 | { | |
83cf17aa FL |
2927 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2928 | ||
2929 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2930 | cfg->d11inf.decchspec(&ch_bss); | |
2931 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2932 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2933 | ||
e756af5b | 2934 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2935 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2936 | bss_info_le->SSID_len == bss->SSID_len && |
2937 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2938 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2939 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2940 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2941 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2942 | ||
e756af5b HM |
2943 | /* preserve max RSSI if the measurements are |
2944 | * both on-channel or both off-channel | |
2945 | */ | |
029591f3 | 2946 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2947 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2948 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2949 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2950 | /* preserve the on-channel rssi measurement |
2951 | * if the new measurement is off channel | |
2952 | */ | |
2953 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2954 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2955 | } |
2956 | return 1; | |
2957 | } | |
2958 | return 0; | |
2959 | } | |
2960 | ||
2961 | static s32 | |
1993732e | 2962 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2963 | const struct brcmf_event_msg *e, void *data) |
2964 | { | |
1993732e | 2965 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2966 | s32 status; |
e756af5b HM |
2967 | struct brcmf_escan_result_le *escan_result_le; |
2968 | struct brcmf_bss_info_le *bss_info_le; | |
2969 | struct brcmf_bss_info_le *bss = NULL; | |
2970 | u32 bi_length; | |
2971 | struct brcmf_scan_results *list; | |
2972 | u32 i; | |
97ed15c7 | 2973 | bool aborted; |
e756af5b | 2974 | |
5c36b99a | 2975 | status = e->status; |
e756af5b | 2976 | |
a0f472ac | 2977 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
37a869ec | 2978 | brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); |
e756af5b HM |
2979 | return -EPERM; |
2980 | } | |
2981 | ||
2982 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2983 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2984 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2985 | if (!escan_result_le) { | |
57d6e91a | 2986 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2987 | goto exit; |
2988 | } | |
e756af5b | 2989 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
2990 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2991 | escan_result_le->bss_count); | |
e756af5b HM |
2992 | goto exit; |
2993 | } | |
2994 | bss_info_le = &escan_result_le->bss_info_le; | |
2995 | ||
6eda4e2c HM |
2996 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
2997 | goto exit; | |
2998 | ||
2999 | if (!cfg->scan_request) { | |
3000 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
3001 | goto exit; | |
3002 | } | |
3003 | ||
e756af5b HM |
3004 | bi_length = le32_to_cpu(bss_info_le->length); |
3005 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
3006 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
3007 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
3008 | bi_length); | |
e756af5b HM |
3009 | goto exit; |
3010 | } | |
3011 | ||
27a68fe3 | 3012 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
3013 | BIT(NL80211_IFTYPE_ADHOC))) { |
3014 | if (le16_to_cpu(bss_info_le->capability) & | |
3015 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 3016 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
3017 | goto exit; |
3018 | } | |
3019 | } | |
3020 | ||
3021 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 3022 | cfg->escan_info.escan_buf; |
d5367334 | 3023 | if (bi_length > BRCMF_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 3024 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
3025 | goto exit; |
3026 | } | |
3027 | ||
3028 | for (i = 0; i < list->count; i++) { | |
3029 | bss = bss ? (struct brcmf_bss_info_le *) | |
3030 | ((unsigned char *)bss + | |
3031 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
3032 | if (brcmf_compare_update_same_bss(cfg, bss, |
3033 | bss_info_le)) | |
e756af5b HM |
3034 | goto exit; |
3035 | } | |
d5367334 HM |
3036 | memcpy(&cfg->escan_info.escan_buf[list->buflen], bss_info_le, |
3037 | bi_length); | |
e756af5b HM |
3038 | list->version = le32_to_cpu(bss_info_le->version); |
3039 | list->buflen += bi_length; | |
3040 | list->count++; | |
3041 | } else { | |
27a68fe3 | 3042 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
3043 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
3044 | goto exit; | |
27a68fe3 | 3045 | if (cfg->scan_request) { |
27a68fe3 | 3046 | brcmf_inform_bss(cfg); |
97ed15c7 | 3047 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 3048 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 3049 | } else |
6eda4e2c HM |
3050 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
3051 | status); | |
e756af5b HM |
3052 | } |
3053 | exit: | |
12f32370 | 3054 | return 0; |
e756af5b HM |
3055 | } |
3056 | ||
27a68fe3 | 3057 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 3058 | { |
5c36b99a AS |
3059 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
3060 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
3061 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
3062 | /* Init scan_timeout timer */ | |
3063 | init_timer(&cfg->escan_timeout); | |
3064 | cfg->escan_timeout.data = (unsigned long) cfg; | |
3065 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
3066 | INIT_WORK(&cfg->escan_timeout_work, | |
3067 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
3068 | } |
3069 | ||
5419f7f1 HM |
3070 | /* PFN result doesn't have all the info which are required by the supplicant |
3071 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3072 | * via wl_inform_single_bss in the required format. Escan does require the | |
3073 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3074 | * cfg80211_scan_request one out of the received PNO event. | |
3075 | */ | |
3021ad9a | 3076 | static s32 |
5419f7f1 HM |
3077 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
3078 | const struct brcmf_event_msg *e, void *data) | |
3021ad9a HM |
3079 | { |
3080 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5419f7f1 HM |
3081 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3082 | struct cfg80211_scan_request *request = NULL; | |
3083 | struct cfg80211_ssid *ssid = NULL; | |
3084 | struct ieee80211_channel *channel = NULL; | |
3085 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
3086 | int err = 0; | |
3087 | int channel_req = 0; | |
3088 | int band = 0; | |
3021ad9a | 3089 | struct brcmf_pno_scanresults_le *pfn_result; |
5419f7f1 HM |
3090 | u32 result_count; |
3091 | u32 status; | |
3021ad9a HM |
3092 | |
3093 | brcmf_dbg(SCAN, "Enter\n"); | |
3094 | ||
3021ad9a | 3095 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
5419f7f1 | 3096 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
3021ad9a HM |
3097 | return 0; |
3098 | } | |
3099 | ||
5419f7f1 HM |
3100 | pfn_result = (struct brcmf_pno_scanresults_le *)data; |
3101 | result_count = le32_to_cpu(pfn_result->count); | |
3102 | status = le32_to_cpu(pfn_result->status); | |
3021ad9a | 3103 | |
5419f7f1 HM |
3104 | /* PFN event is limited to fit 512 bytes so we may get |
3105 | * multiple NET_FOUND events. For now place a warning here. | |
3106 | */ | |
3107 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
3108 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); | |
3109 | if (result_count > 0) { | |
3110 | int i; | |
3021ad9a | 3111 | |
5419f7f1 HM |
3112 | request = kzalloc(sizeof(*request), GFP_KERNEL); |
3113 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); | |
3114 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
3115 | if (!request || !ssid || !channel) { | |
3116 | err = -ENOMEM; | |
3117 | goto out_err; | |
3118 | } | |
3021ad9a | 3119 | |
5419f7f1 HM |
3120 | request->wiphy = wiphy; |
3121 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3122 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3021ad9a | 3123 | |
5419f7f1 HM |
3124 | for (i = 0; i < result_count; i++) { |
3125 | netinfo = &netinfo_start[i]; | |
3126 | if (!netinfo) { | |
3127 | brcmf_err("Invalid netinfo ptr. index: %d\n", | |
3128 | i); | |
3129 | err = -EINVAL; | |
3130 | goto out_err; | |
3131 | } | |
aeb64225 | 3132 | |
5419f7f1 HM |
3133 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3134 | netinfo->SSID, netinfo->channel); | |
3135 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); | |
3136 | ssid[i].ssid_len = netinfo->SSID_len; | |
3137 | request->n_ssids++; | |
aeb64225 | 3138 | |
5419f7f1 HM |
3139 | channel_req = netinfo->channel; |
3140 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3141 | band = NL80211_BAND_2GHZ; | |
3142 | else | |
3143 | band = NL80211_BAND_5GHZ; | |
3144 | channel[i].center_freq = | |
3145 | ieee80211_channel_to_frequency(channel_req, | |
3146 | band); | |
3147 | channel[i].band = band; | |
3148 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3149 | request->channels[i] = &channel[i]; | |
3150 | request->n_channels++; | |
3151 | } | |
aeb64225 | 3152 | |
5419f7f1 HM |
3153 | /* assign parsed ssid array */ |
3154 | if (request->n_ssids) | |
3155 | request->ssids = &ssid[0]; | |
aeb64225 | 3156 | |
5419f7f1 HM |
3157 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
3158 | /* Abort any on-going scan */ | |
3159 | brcmf_abort_scanning(cfg); | |
aeb64225 | 3160 | } |
5419f7f1 HM |
3161 | |
3162 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3163 | cfg->escan_info.run = brcmf_run_escan; | |
3164 | err = brcmf_do_escan(cfg, wiphy, ifp, request); | |
3165 | if (err) { | |
3166 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3167 | goto out_err; | |
3021ad9a | 3168 | } |
5419f7f1 HM |
3169 | cfg->sched_escan = true; |
3170 | cfg->scan_request = request; | |
aeb64225 | 3171 | } else { |
5419f7f1 HM |
3172 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
3173 | goto out_err; | |
aeb64225 | 3174 | } |
aeb64225 | 3175 | |
5419f7f1 HM |
3176 | kfree(ssid); |
3177 | kfree(channel); | |
3178 | kfree(request); | |
3179 | return 0; | |
aeb64225 | 3180 | |
5419f7f1 HM |
3181 | out_err: |
3182 | kfree(ssid); | |
3183 | kfree(channel); | |
3184 | kfree(request); | |
3185 | cfg80211_sched_scan_stopped(wiphy); | |
3186 | return err; | |
aeb64225 HM |
3187 | } |
3188 | ||
5419f7f1 | 3189 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
5b435de0 | 3190 | { |
5419f7f1 | 3191 | int ret; |
4eb3af7c | 3192 | |
5419f7f1 HM |
3193 | /* Disable pfn */ |
3194 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); | |
3195 | if (ret == 0) { | |
3196 | /* clear pfn */ | |
3197 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", | |
3198 | NULL, 0); | |
3199 | } | |
3200 | if (ret < 0) | |
3201 | brcmf_err("failed code %d\n", ret); | |
5b435de0 | 3202 | |
5419f7f1 HM |
3203 | return ret; |
3204 | } | |
3205 | ||
3206 | static int brcmf_dev_pno_config(struct brcmf_if *ifp, | |
3207 | struct cfg80211_sched_scan_request *request) | |
3208 | { | |
3209 | struct brcmf_pno_param_le pfn_param; | |
3210 | struct brcmf_pno_macaddr_le pfn_mac; | |
3211 | s32 err; | |
3212 | u8 *mac_mask; | |
3213 | int i; | |
3214 | ||
3215 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3216 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3217 | ||
3218 | /* set extra pno params */ | |
3219 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3220 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3221 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3222 | ||
3223 | /* set up pno scan fr */ | |
3224 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3225 | ||
3226 | err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param, | |
3227 | sizeof(pfn_param)); | |
3228 | if (err) { | |
3229 | brcmf_err("pfn_set failed, err=%d\n", err); | |
3230 | return err; | |
3231 | } | |
3232 | ||
3233 | /* Find out if mac randomization should be turned on */ | |
3234 | if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR)) | |
3235 | return 0; | |
3236 | ||
3237 | pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER; | |
3238 | pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC; | |
3239 | ||
3240 | memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN); | |
3241 | mac_mask = request->mac_addr_mask; | |
3242 | for (i = 0; i < ETH_ALEN; i++) { | |
3243 | pfn_mac.mac[i] &= mac_mask[i]; | |
3244 | pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]); | |
3245 | } | |
3246 | /* Clear multi bit */ | |
3247 | pfn_mac.mac[0] &= 0xFE; | |
3248 | /* Set locally administered */ | |
3249 | pfn_mac.mac[0] |= 0x02; | |
3250 | ||
3251 | err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, | |
3252 | sizeof(pfn_mac)); | |
3253 | if (err) | |
3254 | brcmf_err("pfn_macaddr failed, err=%d\n", err); | |
3255 | ||
3256 | return err; | |
3257 | } | |
3258 | ||
3259 | static int | |
3260 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3261 | struct net_device *ndev, | |
3262 | struct cfg80211_sched_scan_request *request) | |
3263 | { | |
3264 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3265 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
3266 | struct brcmf_pno_net_param_le pfn; | |
3267 | int i; | |
3268 | int ret = 0; | |
3269 | ||
3270 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", | |
3271 | request->n_match_sets, request->n_ssids); | |
3272 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { | |
3273 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); | |
3274 | return -EAGAIN; | |
3275 | } | |
3276 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { | |
3277 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3278 | cfg->scan_status); | |
3279 | return -EAGAIN; | |
3280 | } | |
3281 | ||
3282 | if (!request->n_ssids || !request->n_match_sets) { | |
3283 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", | |
3284 | request->n_ssids); | |
3285 | return -EINVAL; | |
3286 | } | |
3287 | ||
3288 | if (request->n_ssids > 0) { | |
3289 | for (i = 0; i < request->n_ssids; i++) { | |
3290 | /* Active scan req for ssids */ | |
3291 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", | |
3292 | request->ssids[i].ssid); | |
3293 | ||
3294 | /* match_set ssids is a supert set of n_ssid list, | |
3295 | * so we need not add these set separately. | |
3296 | */ | |
3297 | } | |
3298 | } | |
3299 | ||
3300 | if (request->n_match_sets > 0) { | |
3301 | /* clean up everything */ | |
3302 | ret = brcmf_dev_pno_clean(ndev); | |
3303 | if (ret < 0) { | |
3304 | brcmf_err("failed error=%d\n", ret); | |
3305 | return ret; | |
3306 | } | |
3307 | ||
3308 | /* configure pno */ | |
3309 | if (brcmf_dev_pno_config(ifp, request)) | |
3310 | return -EINVAL; | |
3311 | ||
3312 | /* configure each match set */ | |
3313 | for (i = 0; i < request->n_match_sets; i++) { | |
3314 | struct cfg80211_ssid *ssid; | |
3315 | u32 ssid_len; | |
3316 | ||
3317 | ssid = &request->match_sets[i].ssid; | |
3318 | ssid_len = ssid->ssid_len; | |
3319 | ||
3320 | if (!ssid_len) { | |
3321 | brcmf_err("skip broadcast ssid\n"); | |
3322 | continue; | |
3323 | } | |
3324 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3325 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3326 | pfn.wsec = cpu_to_le32(0); | |
3327 | pfn.infra = cpu_to_le32(1); | |
3328 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3329 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3330 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
3331 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, | |
3332 | sizeof(pfn)); | |
3333 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", | |
3334 | ret == 0 ? "set" : "failed", ssid->ssid); | |
3335 | } | |
3336 | /* Enable the PNO */ | |
3337 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { | |
3338 | brcmf_err("PNO enable failed!! ret=%d\n", ret); | |
3339 | return -EINVAL; | |
3340 | } | |
3341 | } else { | |
3342 | return -EINVAL; | |
3343 | } | |
3344 | ||
3345 | return 0; | |
3346 | } | |
3347 | ||
3348 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3349 | struct net_device *ndev) | |
3350 | { | |
3351 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3352 | ||
3353 | brcmf_dbg(SCAN, "enter\n"); | |
3354 | brcmf_dev_pno_clean(ndev); | |
3355 | if (cfg->sched_escan) | |
3356 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); | |
3357 | return 0; | |
3358 | } | |
3359 | ||
3360 | static __always_inline void brcmf_delay(u32 ms) | |
3361 | { | |
3362 | if (ms < 1000 / HZ) { | |
3363 | cond_resched(); | |
3364 | mdelay(ms); | |
3365 | } else { | |
3366 | msleep(ms); | |
3367 | } | |
3368 | } | |
3369 | ||
3370 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], | |
3371 | u8 *pattern, u32 patternsize, u8 *mask, | |
3372 | u32 packet_offset) | |
3373 | { | |
3374 | struct brcmf_fil_wowl_pattern_le *filter; | |
3375 | u32 masksize; | |
3376 | u32 patternoffset; | |
3377 | u8 *buf; | |
3378 | u32 bufsize; | |
3379 | s32 ret; | |
3380 | ||
3381 | masksize = (patternsize + 7) / 8; | |
3382 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
3383 | ||
3384 | bufsize = sizeof(*filter) + patternsize + masksize; | |
3385 | buf = kzalloc(bufsize, GFP_KERNEL); | |
3386 | if (!buf) | |
3387 | return -ENOMEM; | |
3388 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
3389 | ||
3390 | memcpy(filter->cmd, cmd, 4); | |
3391 | filter->masksize = cpu_to_le32(masksize); | |
3392 | filter->offset = cpu_to_le32(packet_offset); | |
3393 | filter->patternoffset = cpu_to_le32(patternoffset); | |
3394 | filter->patternsize = cpu_to_le32(patternsize); | |
3395 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
3396 | ||
3397 | if ((mask) && (masksize)) | |
3398 | memcpy(buf + sizeof(*filter), mask, masksize); | |
3399 | if ((pattern) && (patternsize)) | |
3400 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
3401 | ||
3402 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
3403 | ||
3404 | kfree(buf); | |
3405 | return ret; | |
3406 | } | |
3407 | ||
3408 | static s32 | |
3409 | brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e, | |
3410 | void *data) | |
3411 | { | |
3412 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
3413 | struct brcmf_pno_scanresults_le *pfn_result; | |
3414 | struct brcmf_pno_net_info_le *netinfo; | |
3415 | ||
3416 | brcmf_dbg(SCAN, "Enter\n"); | |
3417 | ||
3418 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3419 | ||
3420 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { | |
3421 | brcmf_dbg(SCAN, "PFN NET LOST event. Ignore\n"); | |
3422 | return 0; | |
3423 | } | |
3424 | ||
3425 | if (le32_to_cpu(pfn_result->count) < 1) { | |
3426 | brcmf_err("Invalid result count, expected 1 (%d)\n", | |
3427 | le32_to_cpu(pfn_result->count)); | |
3428 | return -EINVAL; | |
3429 | } | |
3430 | ||
3431 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3432 | netinfo = (struct brcmf_pno_net_info_le *)data; | |
3433 | memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); | |
3434 | cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; | |
3435 | cfg->wowl.nd->n_channels = 1; | |
3436 | cfg->wowl.nd->channels[0] = | |
3437 | ieee80211_channel_to_frequency(netinfo->channel, | |
3438 | netinfo->channel <= CH_MAX_2G_CHANNEL ? | |
3439 | NL80211_BAND_2GHZ : NL80211_BAND_5GHZ); | |
3440 | cfg->wowl.nd_info->n_matches = 1; | |
3441 | cfg->wowl.nd_info->matches[0] = cfg->wowl.nd; | |
3442 | ||
3443 | /* Inform (the resume task) that the net detect information was recvd */ | |
3444 | cfg->wowl.nd_data_completed = true; | |
3445 | wake_up(&cfg->wowl.nd_data_wait); | |
3446 | ||
3447 | return 0; | |
3448 | } | |
3449 | ||
3450 | #ifdef CONFIG_PM | |
3451 | ||
3452 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3453 | { | |
3454 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3455 | struct brcmf_wowl_wakeind_le wake_ind_le; | |
3456 | struct cfg80211_wowlan_wakeup wakeup_data; | |
3457 | struct cfg80211_wowlan_wakeup *wakeup; | |
3458 | u32 wakeind; | |
3459 | s32 err; | |
3460 | int timeout; | |
3461 | ||
3462 | err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le, | |
3463 | sizeof(wake_ind_le)); | |
3464 | if (err) { | |
3465 | brcmf_err("Get wowl_wakeind failed, err = %d\n", err); | |
3466 | return; | |
3467 | } | |
3468 | ||
3469 | wakeind = le32_to_cpu(wake_ind_le.ucode_wakeind); | |
3470 | if (wakeind & (BRCMF_WOWL_MAGIC | BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | | |
3471 | BRCMF_WOWL_RETR | BRCMF_WOWL_NET | | |
3472 | BRCMF_WOWL_PFN_FOUND)) { | |
3473 | wakeup = &wakeup_data; | |
3474 | memset(&wakeup_data, 0, sizeof(wakeup_data)); | |
3475 | wakeup_data.pattern_idx = -1; | |
3476 | ||
3477 | if (wakeind & BRCMF_WOWL_MAGIC) { | |
3478 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_MAGIC\n"); | |
3479 | wakeup_data.magic_pkt = true; | |
3480 | } | |
3481 | if (wakeind & BRCMF_WOWL_DIS) { | |
3482 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_DIS\n"); | |
3483 | wakeup_data.disconnect = true; | |
3484 | } | |
3485 | if (wakeind & BRCMF_WOWL_BCN) { | |
3486 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_BCN\n"); | |
3487 | wakeup_data.disconnect = true; | |
3488 | } | |
3489 | if (wakeind & BRCMF_WOWL_RETR) { | |
3490 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_RETR\n"); | |
3491 | wakeup_data.disconnect = true; | |
3492 | } | |
3493 | if (wakeind & BRCMF_WOWL_NET) { | |
3494 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_NET\n"); | |
3495 | /* For now always map to pattern 0, no API to get | |
3496 | * correct information available at the moment. | |
3497 | */ | |
3498 | wakeup_data.pattern_idx = 0; | |
3499 | } | |
3500 | if (wakeind & BRCMF_WOWL_PFN_FOUND) { | |
3501 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_PFN_FOUND\n"); | |
3502 | timeout = wait_event_timeout(cfg->wowl.nd_data_wait, | |
3503 | cfg->wowl.nd_data_completed, | |
3504 | BRCMF_ND_INFO_TIMEOUT); | |
3505 | if (!timeout) | |
3506 | brcmf_err("No result for wowl net detect\n"); | |
3507 | else | |
3508 | wakeup_data.net_detect = cfg->wowl.nd_info; | |
3509 | } | |
3510 | } else { | |
3511 | wakeup = NULL; | |
3512 | } | |
3513 | cfg80211_report_wowlan_wakeup(&ifp->vif->wdev, wakeup, GFP_KERNEL); | |
3514 | } | |
3515 | ||
3516 | #else | |
3517 | ||
3518 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3519 | { | |
3520 | } | |
3521 | ||
3522 | #endif /* CONFIG_PM */ | |
3523 | ||
3524 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
3525 | { | |
3526 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3527 | struct net_device *ndev = cfg_to_ndev(cfg); | |
3528 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3529 | ||
3530 | brcmf_dbg(TRACE, "Enter\n"); | |
3531 | ||
3532 | if (cfg->wowl.active) { | |
3533 | brcmf_report_wowl_wakeind(wiphy, ifp); | |
3534 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); | |
3535 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); | |
3536 | brcmf_configure_arp_offload(ifp, true); | |
4eb3af7c | 3537 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3021ad9a HM |
3538 | cfg->wowl.pre_pmmode); |
3539 | cfg->wowl.active = false; | |
3540 | if (cfg->wowl.nd_enabled) { | |
3541 | brcmf_cfg80211_sched_scan_stop(cfg->wiphy, ifp->ndev); | |
3542 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3543 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3544 | brcmf_notify_sched_scan_results); | |
3545 | cfg->wowl.nd_enabled = false; | |
3546 | } | |
4eb3af7c | 3547 | } |
5b435de0 AS |
3548 | return 0; |
3549 | } | |
3550 | ||
4eb3af7c HM |
3551 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3552 | struct brcmf_if *ifp, | |
3553 | struct cfg80211_wowlan *wowl) | |
3554 | { | |
3555 | u32 wowl_config; | |
b9a82f89 | 3556 | u32 i; |
4eb3af7c HM |
3557 | |
3558 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3559 | ||
b9a82f89 | 3560 | brcmf_configure_arp_offload(ifp, false); |
3021ad9a | 3561 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->wowl.pre_pmmode); |
4eb3af7c HM |
3562 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); |
3563 | ||
3564 | wowl_config = 0; | |
3565 | if (wowl->disconnect) | |
b9a82f89 | 3566 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3567 | if (wowl->magic_pkt) |
b9a82f89 HM |
3568 | wowl_config |= BRCMF_WOWL_MAGIC; |
3569 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3570 | wowl_config |= BRCMF_WOWL_NET; | |
3571 | for (i = 0; i < wowl->n_patterns; i++) { | |
3572 | brcmf_config_wowl_pattern(ifp, "add", | |
3573 | (u8 *)wowl->patterns[i].pattern, | |
3574 | wowl->patterns[i].pattern_len, | |
3575 | (u8 *)wowl->patterns[i].mask, | |
3576 | wowl->patterns[i].pkt_offset); | |
3577 | } | |
3578 | } | |
3021ad9a HM |
3579 | if (wowl->nd_config) { |
3580 | brcmf_cfg80211_sched_scan_start(cfg->wiphy, ifp->ndev, | |
3581 | wowl->nd_config); | |
3582 | wowl_config |= BRCMF_WOWL_PFN_FOUND; | |
3583 | ||
3584 | cfg->wowl.nd_data_completed = false; | |
3585 | cfg->wowl.nd_enabled = true; | |
3586 | /* Now reroute the event for PFN to the wowl function. */ | |
3587 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3588 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3589 | brcmf_wowl_nd_results); | |
3590 | } | |
3591 | if (!test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) | |
3592 | wowl_config |= BRCMF_WOWL_UNASSOC; | |
3593 | ||
aeb64225 | 3594 | brcmf_fil_iovar_data_set(ifp, "wowl_wakeind", "clear", strlen("clear")); |
4eb3af7c HM |
3595 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3596 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3597 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3021ad9a | 3598 | cfg->wowl.active = true; |
4eb3af7c HM |
3599 | } |
3600 | ||
5b435de0 | 3601 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3602 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3603 | { |
27a68fe3 AS |
3604 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3605 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3606 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3607 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3608 | |
d96b801f | 3609 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3610 | |
4eb3af7c | 3611 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3612 | * we can do but pray resume goes smoothly. |
5b435de0 | 3613 | */ |
4eb3af7c | 3614 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3615 | goto exit; |
5b435de0 | 3616 | |
3021ad9a HM |
3617 | /* Stop scheduled scan */ |
3618 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) | |
3619 | brcmf_cfg80211_sched_scan_stop(wiphy, ndev); | |
3620 | ||
7d641072 AS |
3621 | /* end any scanning */ |
3622 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3623 | brcmf_abort_scanning(cfg); |
5b435de0 | 3624 | |
4eb3af7c HM |
3625 | if (wowl == NULL) { |
3626 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3627 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3628 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3629 | continue; | |
3630 | /* While going to suspend if associated with AP | |
3631 | * disassociate from AP to save power while system is | |
3632 | * in suspended state | |
3633 | */ | |
9b7a0ddc | 3634 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3635 | /* Make sure WPA_Supplicant receives all the event |
3636 | * generated due to DISASSOC call to the fw to keep | |
5419f7f1 HM |
3637 | * the state fw and WPA_Supplicant state consistent |
3638 | */ | |
3639 | brcmf_delay(500); | |
e5806072 | 3640 | } |
5419f7f1 HM |
3641 | /* Configure MPC */ |
3642 | brcmf_set_mpc(ifp, 1); | |
e5806072 | 3643 | |
e5806072 | 3644 | } else { |
5419f7f1 HM |
3645 | /* Configure WOWL paramaters */ |
3646 | brcmf_configure_wowl(cfg, ifp, wowl); | |
e5806072 AS |
3647 | } |
3648 | ||
5419f7f1 HM |
3649 | exit: |
3650 | brcmf_dbg(TRACE, "Exit\n"); | |
3651 | /* clear any scanning activity */ | |
3652 | cfg->scan_status = 0; | |
e5806072 | 3653 | return 0; |
e5806072 AS |
3654 | } |
3655 | ||
5419f7f1 HM |
3656 | static __used s32 |
3657 | brcmf_update_pmklist(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp) | |
e5806072 | 3658 | { |
5419f7f1 | 3659 | struct brcmf_pmk_list_le *pmk_list; |
48ed16e8 | 3660 | int i; |
5419f7f1 HM |
3661 | u32 npmk; |
3662 | s32 err; | |
e5806072 | 3663 | |
5419f7f1 HM |
3664 | pmk_list = &cfg->pmk_list; |
3665 | npmk = le32_to_cpu(pmk_list->npmk); | |
48ed16e8 | 3666 | |
5419f7f1 HM |
3667 | brcmf_dbg(CONN, "No of elements %d\n", npmk); |
3668 | for (i = 0; i < npmk; i++) | |
3669 | brcmf_dbg(CONN, "PMK[%d]: %pM\n", i, &pmk_list->pmk[i].bssid); | |
48ed16e8 | 3670 | |
5419f7f1 HM |
3671 | err = brcmf_fil_iovar_data_set(ifp, "pmkid_info", pmk_list, |
3672 | sizeof(*pmk_list)); | |
48ed16e8 HM |
3673 | |
3674 | return err; | |
e5806072 AS |
3675 | } |
3676 | ||
5419f7f1 HM |
3677 | static s32 |
3678 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3679 | struct cfg80211_pmksa *pmksa) | |
e5806072 | 3680 | { |
5419f7f1 | 3681 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 3682 | struct brcmf_if *ifp = netdev_priv(ndev); |
5419f7f1 HM |
3683 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; |
3684 | s32 err; | |
3685 | u32 npmk, i; | |
e5806072 | 3686 | |
5419f7f1 HM |
3687 | brcmf_dbg(TRACE, "Enter\n"); |
3688 | if (!check_vif_up(ifp->vif)) | |
3689 | return -EIO; | |
e5806072 | 3690 | |
5419f7f1 HM |
3691 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3692 | for (i = 0; i < npmk; i++) | |
3693 | if (!memcmp(pmksa->bssid, pmk[i].bssid, ETH_ALEN)) | |
3694 | break; | |
3695 | if (i < BRCMF_MAXPMKID) { | |
3696 | memcpy(pmk[i].bssid, pmksa->bssid, ETH_ALEN); | |
3697 | memcpy(pmk[i].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); | |
3698 | if (i == npmk) { | |
3699 | npmk++; | |
3700 | cfg->pmk_list.npmk = cpu_to_le32(npmk); | |
3701 | } | |
3702 | } else { | |
3703 | brcmf_err("Too many PMKSA entries cached %d\n", npmk); | |
e5806072 AS |
3704 | return -EINVAL; |
3705 | } | |
3706 | ||
5419f7f1 HM |
3707 | brcmf_dbg(CONN, "set_pmksa - PMK bssid: %pM =\n", pmk[npmk].bssid); |
3708 | for (i = 0; i < WLAN_PMKID_LEN; i += 4) | |
3709 | brcmf_dbg(CONN, "%02x %02x %02x %02x\n", pmk[npmk].pmkid[i], | |
3710 | pmk[npmk].pmkid[i + 1], pmk[npmk].pmkid[i + 2], | |
3711 | pmk[npmk].pmkid[i + 3]); | |
e5806072 | 3712 | |
5419f7f1 | 3713 | err = brcmf_update_pmklist(cfg, ifp); |
e5806072 | 3714 | |
5419f7f1 HM |
3715 | brcmf_dbg(TRACE, "Exit\n"); |
3716 | return err; | |
3717 | } | |
e5806072 | 3718 | |
5419f7f1 HM |
3719 | static s32 |
3720 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3721 | struct cfg80211_pmksa *pmksa) | |
3722 | { | |
3723 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3724 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3725 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; | |
3726 | s32 err; | |
3727 | u32 npmk, i; | |
e5806072 | 3728 | |
5419f7f1 HM |
3729 | brcmf_dbg(TRACE, "Enter\n"); |
3730 | if (!check_vif_up(ifp->vif)) | |
3731 | return -EIO; | |
e5806072 | 3732 | |
5419f7f1 | 3733 | brcmf_dbg(CONN, "del_pmksa - PMK bssid = %pM\n", &pmksa->bssid); |
e5806072 | 3734 | |
5419f7f1 HM |
3735 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3736 | for (i = 0; i < npmk; i++) | |
3737 | if (!memcmp(&pmksa->bssid, &pmk[i].bssid, ETH_ALEN)) | |
3738 | break; | |
3739 | ||
3740 | if ((npmk > 0) && (i < npmk)) { | |
3741 | for (; i < (npmk - 1); i++) { | |
3742 | memcpy(&pmk[i].bssid, &pmk[i + 1].bssid, ETH_ALEN); | |
3743 | memcpy(&pmk[i].pmkid, &pmk[i + 1].pmkid, | |
3744 | WLAN_PMKID_LEN); | |
e5806072 | 3745 | } |
5419f7f1 HM |
3746 | memset(&pmk[i], 0, sizeof(*pmk)); |
3747 | cfg->pmk_list.npmk = cpu_to_le32(npmk - 1); | |
e5806072 | 3748 | } else { |
5419f7f1 | 3749 | brcmf_err("Cache entry not found\n"); |
e5806072 AS |
3750 | return -EINVAL; |
3751 | } | |
3752 | ||
5419f7f1 HM |
3753 | err = brcmf_update_pmklist(cfg, ifp); |
3754 | ||
3755 | brcmf_dbg(TRACE, "Exit\n"); | |
3756 | return err; | |
3757 | ||
e5806072 AS |
3758 | } |
3759 | ||
5419f7f1 HM |
3760 | static s32 |
3761 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
e5806072 | 3762 | { |
27a68fe3 | 3763 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
5419f7f1 HM |
3764 | struct brcmf_if *ifp = netdev_priv(ndev); |
3765 | s32 err; | |
3766 | ||
3767 | brcmf_dbg(TRACE, "Enter\n"); | |
3768 | if (!check_vif_up(ifp->vif)) | |
3769 | return -EIO; | |
3770 | ||
3771 | memset(&cfg->pmk_list, 0, sizeof(cfg->pmk_list)); | |
3772 | err = brcmf_update_pmklist(cfg, ifp); | |
3773 | ||
3774 | brcmf_dbg(TRACE, "Exit\n"); | |
3775 | return err; | |
e5806072 | 3776 | |
e5806072 | 3777 | } |
e5806072 | 3778 | |
1f170110 | 3779 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3780 | { |
3781 | s32 err; | |
3782 | ||
3783 | /* set auth */ | |
ac24be6f | 3784 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3785 | if (err < 0) { |
57d6e91a | 3786 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3787 | return err; |
3788 | } | |
3789 | /* set wsec */ | |
ac24be6f | 3790 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3791 | if (err < 0) { |
57d6e91a | 3792 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3793 | return err; |
3794 | } | |
3795 | /* set upper-layer auth */ | |
ac24be6f | 3796 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3797 | if (err < 0) { |
57d6e91a | 3798 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3799 | return err; |
3800 | } | |
3801 | ||
3802 | return 0; | |
3803 | } | |
3804 | ||
3805 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3806 | { | |
3807 | if (is_rsn_ie) | |
3808 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3809 | ||
3810 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3811 | } | |
3812 | ||
3813 | static s32 | |
a44aa400 | 3814 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3815 | const struct brcmf_vs_tlv *wpa_ie, |
3816 | bool is_rsn_ie) | |
1a873342 HM |
3817 | { |
3818 | u32 auth = 0; /* d11 open authentication */ | |
3819 | u16 count; | |
3820 | s32 err = 0; | |
3821 | s32 len = 0; | |
3822 | u32 i; | |
3823 | u32 wsec; | |
3824 | u32 pval = 0; | |
3825 | u32 gval = 0; | |
3826 | u32 wpa_auth = 0; | |
3827 | u32 offset; | |
3828 | u8 *data; | |
3829 | u16 rsn_cap; | |
3830 | u32 wme_bss_disable; | |
3831 | ||
d96b801f | 3832 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3833 | if (wpa_ie == NULL) |
3834 | goto exit; | |
3835 | ||
3836 | len = wpa_ie->len + TLV_HDR_LEN; | |
3837 | data = (u8 *)wpa_ie; | |
619c5a9a | 3838 | offset = TLV_HDR_LEN; |
1a873342 HM |
3839 | if (!is_rsn_ie) |
3840 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3841 | else |
3842 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3843 | |
3844 | /* check for multicast cipher suite */ | |
3845 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3846 | err = -EINVAL; | |
57d6e91a | 3847 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3848 | goto exit; |
3849 | } | |
3850 | ||
3851 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3852 | err = -EINVAL; | |
57d6e91a | 3853 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3854 | goto exit; |
3855 | } | |
3856 | offset += TLV_OUI_LEN; | |
3857 | ||
3858 | /* pick up multicast cipher */ | |
3859 | switch (data[offset]) { | |
3860 | case WPA_CIPHER_NONE: | |
3861 | gval = 0; | |
3862 | break; | |
3863 | case WPA_CIPHER_WEP_40: | |
3864 | case WPA_CIPHER_WEP_104: | |
3865 | gval = WEP_ENABLED; | |
3866 | break; | |
3867 | case WPA_CIPHER_TKIP: | |
3868 | gval = TKIP_ENABLED; | |
3869 | break; | |
3870 | case WPA_CIPHER_AES_CCM: | |
3871 | gval = AES_ENABLED; | |
3872 | break; | |
3873 | default: | |
3874 | err = -EINVAL; | |
57d6e91a | 3875 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3876 | goto exit; |
3877 | } | |
3878 | ||
3879 | offset++; | |
3880 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3881 | count = data[offset] + (data[offset + 1] << 8); | |
3882 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3883 | /* Check for unicast suite(s) */ | |
3884 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3885 | err = -EINVAL; | |
57d6e91a | 3886 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3887 | goto exit; |
3888 | } | |
3889 | for (i = 0; i < count; i++) { | |
3890 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3891 | err = -EINVAL; | |
57d6e91a | 3892 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3893 | goto exit; |
3894 | } | |
3895 | offset += TLV_OUI_LEN; | |
3896 | switch (data[offset]) { | |
3897 | case WPA_CIPHER_NONE: | |
3898 | break; | |
3899 | case WPA_CIPHER_WEP_40: | |
3900 | case WPA_CIPHER_WEP_104: | |
3901 | pval |= WEP_ENABLED; | |
3902 | break; | |
3903 | case WPA_CIPHER_TKIP: | |
3904 | pval |= TKIP_ENABLED; | |
3905 | break; | |
3906 | case WPA_CIPHER_AES_CCM: | |
3907 | pval |= AES_ENABLED; | |
3908 | break; | |
3909 | default: | |
57d6e91a | 3910 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3911 | } |
3912 | offset++; | |
3913 | } | |
3914 | /* walk thru auth management suite list and pick up what we recognize */ | |
3915 | count = data[offset] + (data[offset + 1] << 8); | |
3916 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3917 | /* Check for auth key management suite(s) */ | |
3918 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3919 | err = -EINVAL; | |
57d6e91a | 3920 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3921 | goto exit; |
3922 | } | |
3923 | for (i = 0; i < count; i++) { | |
3924 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3925 | err = -EINVAL; | |
57d6e91a | 3926 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3927 | goto exit; |
3928 | } | |
3929 | offset += TLV_OUI_LEN; | |
3930 | switch (data[offset]) { | |
3931 | case RSN_AKM_NONE: | |
d96b801f | 3932 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3933 | wpa_auth |= WPA_AUTH_NONE; |
3934 | break; | |
3935 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3936 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3937 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3938 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3939 | break; | |
3940 | case RSN_AKM_PSK: | |
d96b801f | 3941 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3942 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3943 | (wpa_auth |= WPA_AUTH_PSK); | |
3944 | break; | |
3945 | default: | |
57d6e91a | 3946 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3947 | } |
3948 | offset++; | |
3949 | } | |
3950 | ||
3951 | if (is_rsn_ie) { | |
3952 | wme_bss_disable = 1; | |
3953 | if ((offset + RSN_CAP_LEN) <= len) { | |
3954 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3955 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3956 | wme_bss_disable = 0; | |
3957 | } | |
3958 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3959 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3960 | wme_bss_disable); |
1a873342 | 3961 | if (err < 0) { |
57d6e91a | 3962 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3963 | goto exit; |
3964 | } | |
3965 | } | |
3966 | /* FOR WPS , set SES_OW_ENABLED */ | |
3967 | wsec = (pval | gval | SES_OW_ENABLED); | |
3968 | ||
3969 | /* set auth */ | |
ac24be6f | 3970 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3971 | if (err < 0) { |
57d6e91a | 3972 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3973 | goto exit; |
3974 | } | |
3975 | /* set wsec */ | |
ac24be6f | 3976 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3977 | if (err < 0) { |
57d6e91a | 3978 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3979 | goto exit; |
3980 | } | |
3981 | /* set upper-layer auth */ | |
ac24be6f | 3982 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3983 | if (err < 0) { |
57d6e91a | 3984 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3985 | goto exit; |
3986 | } | |
3987 | ||
3988 | exit: | |
3989 | return err; | |
3990 | } | |
3991 | ||
3992 | static s32 | |
3082b9be | 3993 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3994 | struct parsed_vndr_ies *vndr_ies) |
3995 | { | |
1a873342 HM |
3996 | struct brcmf_vs_tlv *vndrie; |
3997 | struct brcmf_tlv *ie; | |
3998 | struct parsed_vndr_ie_info *parsed_info; | |
3999 | s32 remaining_len; | |
4000 | ||
4001 | remaining_len = (s32)vndr_ie_len; | |
4002 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
4003 | ||
4004 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
4005 | while (ie) { | |
4006 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
4007 | goto next; | |
4008 | vndrie = (struct brcmf_vs_tlv *)ie; | |
4009 | /* len should be bigger than OUI length + one */ | |
4010 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
4011 | brcmf_err("invalid vndr ie. length is too small %d\n", |
4012 | vndrie->len); | |
1a873342 HM |
4013 | goto next; |
4014 | } | |
4015 | /* if wpa or wme ie, do not add ie */ | |
4016 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
4017 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
4018 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 4019 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
4020 | goto next; |
4021 | } | |
4022 | ||
4023 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
4024 | ||
4025 | /* save vndr ie information */ | |
4026 | parsed_info->ie_ptr = (char *)vndrie; | |
4027 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
4028 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
4029 | ||
4030 | vndr_ies->count++; | |
4031 | ||
d96b801f AS |
4032 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
4033 | parsed_info->vndrie.oui[0], | |
4034 | parsed_info->vndrie.oui[1], | |
4035 | parsed_info->vndrie.oui[2], | |
4036 | parsed_info->vndrie.oui_type); | |
1a873342 | 4037 | |
9f440b7b | 4038 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
4039 | break; |
4040 | next: | |
b41fc3d7 HM |
4041 | remaining_len -= (ie->len + TLV_HDR_LEN); |
4042 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
4043 | ie = NULL; |
4044 | else | |
b41fc3d7 HM |
4045 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
4046 | TLV_HDR_LEN); | |
1a873342 | 4047 | } |
12f32370 | 4048 | return 0; |
1a873342 HM |
4049 | } |
4050 | ||
4051 | static u32 | |
4052 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
4053 | { | |
4054 | ||
1a873342 HM |
4055 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
4056 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
4057 | ||
362126cd | 4058 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 4059 | |
362126cd | 4060 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
4061 | |
4062 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
4063 | ||
4064 | return ie_len + VNDR_IE_HDR_SIZE; | |
4065 | } | |
4066 | ||
1332e26e AS |
4067 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
4068 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 4069 | { |
1332e26e AS |
4070 | struct brcmf_if *ifp; |
4071 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
4072 | s32 err = 0; |
4073 | u8 *iovar_ie_buf; | |
4074 | u8 *curr_ie_buf; | |
4075 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 4076 | int mgmt_ie_buf_len; |
81118d16 | 4077 | u32 *mgmt_ie_len; |
1a873342 HM |
4078 | u32 del_add_ie_buf_len = 0; |
4079 | u32 total_ie_buf_len = 0; | |
4080 | u32 parsed_ie_buf_len = 0; | |
4081 | struct parsed_vndr_ies old_vndr_ies; | |
4082 | struct parsed_vndr_ies new_vndr_ies; | |
4083 | struct parsed_vndr_ie_info *vndrie_info; | |
4084 | s32 i; | |
4085 | u8 *ptr; | |
3e4f319d | 4086 | int remained_buf_len; |
1a873342 | 4087 | |
1332e26e AS |
4088 | if (!vif) |
4089 | return -ENODEV; | |
4090 | ifp = vif->ifp; | |
4091 | saved_ie = &vif->saved_ie; | |
4092 | ||
37a869ec HM |
4093 | brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx, |
4094 | pktflag); | |
1a873342 HM |
4095 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4096 | if (!iovar_ie_buf) | |
4097 | return -ENOMEM; | |
4098 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
4099 | switch (pktflag) { |
4100 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
4101 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
4102 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
4103 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
4104 | break; | |
4105 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
4106 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
4107 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
4108 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
4109 | break; | |
4110 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
4111 | mgmt_ie_buf = saved_ie->beacon_ie; | |
4112 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
4113 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
4114 | break; | |
4115 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
4116 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
4117 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
4118 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
4119 | break; | |
4120 | default: | |
4121 | err = -EPERM; | |
4122 | brcmf_err("not suitable type\n"); | |
4123 | goto exit; | |
1a873342 HM |
4124 | } |
4125 | ||
4126 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
4127 | err = -ENOMEM; | |
57d6e91a | 4128 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
4129 | goto exit; |
4130 | } | |
4131 | ||
4132 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
4133 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
4134 | ptr = curr_ie_buf; | |
4135 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
4136 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4137 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4138 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
4139 | vndrie_info->ie_len); | |
4140 | parsed_ie_buf_len += vndrie_info->ie_len; | |
4141 | } | |
4142 | } | |
4143 | ||
b41fc3d7 | 4144 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
4145 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
4146 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
4147 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 4148 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
4149 | goto exit; |
4150 | } | |
4151 | ||
4152 | /* parse old vndr_ie */ | |
4153 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
4154 | ||
4155 | /* make a command to delete old ie */ | |
4156 | for (i = 0; i < old_vndr_ies.count; i++) { | |
4157 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
4158 | ||
d96b801f AS |
4159 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
4160 | vndrie_info->vndrie.id, | |
4161 | vndrie_info->vndrie.len, | |
4162 | vndrie_info->vndrie.oui[0], | |
4163 | vndrie_info->vndrie.oui[1], | |
4164 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4165 | |
4166 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4167 | vndrie_info->ie_ptr, | |
4168 | vndrie_info->ie_len, | |
4169 | "del"); | |
4170 | curr_ie_buf += del_add_ie_buf_len; | |
4171 | total_ie_buf_len += del_add_ie_buf_len; | |
4172 | } | |
4173 | } | |
4174 | ||
4175 | *mgmt_ie_len = 0; | |
4176 | /* Add if there is any extra IE */ | |
4177 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
4178 | ptr = mgmt_ie_buf; | |
4179 | ||
4180 | remained_buf_len = mgmt_ie_buf_len; | |
4181 | ||
4182 | /* make a command to add new ie */ | |
4183 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4184 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4185 | ||
b41fc3d7 HM |
4186 | /* verify remained buf size before copy data */ |
4187 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
4188 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
4189 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
4190 | remained_buf_len); | |
b41fc3d7 HM |
4191 | break; |
4192 | } | |
4193 | remained_buf_len -= (vndrie_info->ie_len + | |
4194 | VNDR_IE_VSIE_OFFSET); | |
4195 | ||
d96b801f AS |
4196 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
4197 | vndrie_info->vndrie.id, | |
4198 | vndrie_info->vndrie.len, | |
4199 | vndrie_info->vndrie.oui[0], | |
4200 | vndrie_info->vndrie.oui[1], | |
4201 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4202 | |
4203 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4204 | vndrie_info->ie_ptr, | |
4205 | vndrie_info->ie_len, | |
4206 | "add"); | |
1a873342 HM |
4207 | |
4208 | /* save the parsed IE in wl struct */ | |
4209 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
4210 | vndrie_info->ie_len); | |
4211 | *mgmt_ie_len += vndrie_info->ie_len; | |
4212 | ||
4213 | curr_ie_buf += del_add_ie_buf_len; | |
4214 | total_ie_buf_len += del_add_ie_buf_len; | |
4215 | } | |
4216 | } | |
4217 | if (total_ie_buf_len) { | |
c1179033 | 4218 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 4219 | total_ie_buf_len); |
1a873342 | 4220 | if (err) |
57d6e91a | 4221 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
4222 | } |
4223 | ||
4224 | exit: | |
4225 | kfree(iovar_ie_buf); | |
4226 | return err; | |
4227 | } | |
4228 | ||
5f4f9f11 AS |
4229 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
4230 | { | |
4231 | s32 pktflags[] = { | |
4232 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
4233 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4234 | BRCMF_VNDR_IE_BEACON_FLAG | |
4235 | }; | |
4236 | int i; | |
4237 | ||
4238 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
4239 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
4240 | ||
4241 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
4242 | return 0; | |
4243 | } | |
4244 | ||
a0f07959 HM |
4245 | static s32 |
4246 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
4247 | struct cfg80211_beacon_data *beacon) | |
4248 | { | |
4249 | s32 err; | |
4250 | ||
4251 | /* Set Beacon IEs to FW */ | |
4252 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
4253 | beacon->tail, beacon->tail_len); | |
4254 | if (err) { | |
4255 | brcmf_err("Set Beacon IE Failed\n"); | |
4256 | return err; | |
4257 | } | |
4258 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
4259 | ||
4260 | /* Set Probe Response IEs to FW */ | |
4261 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4262 | beacon->proberesp_ies, | |
4263 | beacon->proberesp_ies_len); | |
4264 | if (err) | |
4265 | brcmf_err("Set Probe Resp IE Failed\n"); | |
4266 | else | |
4267 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
4268 | ||
4269 | return err; | |
4270 | } | |
4271 | ||
1a873342 HM |
4272 | static s32 |
4273 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
4274 | struct cfg80211_ap_settings *settings) | |
4275 | { | |
4276 | s32 ie_offset; | |
1c9d30cf | 4277 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 4278 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 4279 | const struct brcmf_tlv *ssid_ie; |
98027769 | 4280 | const struct brcmf_tlv *country_ie; |
1a873342 | 4281 | struct brcmf_ssid_le ssid_le; |
1a873342 | 4282 | s32 err = -EPERM; |
4b5800fe JB |
4283 | const struct brcmf_tlv *rsn_ie; |
4284 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4285 | struct brcmf_join_params join_params; |
a0f07959 HM |
4286 | enum nl80211_iftype dev_role; |
4287 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 4288 | u16 chanspec; |
a44aa400 | 4289 | bool mbss; |
98027769 | 4290 | int is_11d; |
1a873342 | 4291 | |
06c01585 AS |
4292 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4293 | settings->chandef.chan->hw_value, | |
4294 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4295 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4296 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4297 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4298 | settings->inactivity_timeout); | |
426d0a56 | 4299 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4300 | mbss = ifp->vif->mbss; |
1a873342 | 4301 | |
98027769 AS |
4302 | /* store current 11d setting */ |
4303 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4304 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4305 | settings->beacon.tail_len, | |
4306 | WLAN_EID_COUNTRY); | |
4307 | is_11d = country_ie ? 1 : 0; | |
4308 | ||
1a873342 HM |
4309 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4310 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4311 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4312 | ssid_ie = brcmf_parse_tlvs( | |
4313 | (u8 *)&settings->beacon.head[ie_offset], | |
4314 | settings->beacon.head_len - ie_offset, | |
4315 | WLAN_EID_SSID); | |
4316 | if (!ssid_ie) | |
4317 | return -EINVAL; | |
4318 | ||
4319 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4320 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4321 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4322 | } else { |
4323 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4324 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4325 | } | |
4326 | ||
a44aa400 HM |
4327 | if (!mbss) { |
4328 | brcmf_set_mpc(ifp, 0); | |
4329 | brcmf_configure_arp_offload(ifp, false); | |
4330 | } | |
1a873342 HM |
4331 | |
4332 | /* find the RSN_IE */ | |
4333 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4334 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4335 | ||
4336 | /* find the WPA_IE */ | |
4337 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4338 | settings->beacon.tail_len); | |
4339 | ||
1a873342 | 4340 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4341 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4342 | if (wpa_ie != NULL) { |
4343 | /* WPA IE */ | |
a44aa400 | 4344 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4345 | if (err < 0) |
4346 | goto exit; | |
1a873342 | 4347 | } else { |
a44aa400 HM |
4348 | struct brcmf_vs_tlv *tmp_ie; |
4349 | ||
4350 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4351 | ||
1a873342 | 4352 | /* RSN IE */ |
a44aa400 | 4353 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4354 | if (err < 0) |
4355 | goto exit; | |
1a873342 | 4356 | } |
1a873342 | 4357 | } else { |
d96b801f | 4358 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4359 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4360 | } |
1a873342 | 4361 | |
a0f07959 | 4362 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4363 | |
a44aa400 HM |
4364 | if (!mbss) { |
4365 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4366 | &settings->chandef); | |
4367 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4368 | if (err < 0) { |
a44aa400 HM |
4369 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4370 | chanspec, err); | |
1a873342 HM |
4371 | goto exit; |
4372 | } | |
a44aa400 | 4373 | |
98027769 AS |
4374 | if (is_11d != ifp->vif->is_11d) { |
4375 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4376 | is_11d); | |
4377 | if (err < 0) { | |
4378 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4379 | goto exit; | |
4380 | } | |
4381 | } | |
a44aa400 HM |
4382 | if (settings->beacon_interval) { |
4383 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4384 | settings->beacon_interval); | |
4385 | if (err < 0) { | |
4386 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4387 | err); | |
4388 | goto exit; | |
4389 | } | |
4390 | } | |
4391 | if (settings->dtim_period) { | |
4392 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4393 | settings->dtim_period); | |
4394 | if (err < 0) { | |
4395 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4396 | goto exit; | |
4397 | } | |
1a873342 | 4398 | } |
a0f07959 | 4399 | |
8abffd81 HM |
4400 | if ((dev_role == NL80211_IFTYPE_AP) && |
4401 | ((ifp->ifidx == 0) || | |
4402 | !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) { | |
a44aa400 HM |
4403 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
4404 | if (err < 0) { | |
4405 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4406 | goto exit; | |
4407 | } | |
4408 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4409 | } | |
4410 | ||
4411 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4412 | if (err < 0) { |
a44aa400 | 4413 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4414 | goto exit; |
4415 | } | |
98027769 AS |
4416 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4417 | /* Multiple-BSS should use same 11d configuration */ | |
4418 | err = -EINVAL; | |
4419 | goto exit; | |
1a873342 | 4420 | } |
a0f07959 | 4421 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4422 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4423 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4424 | ||
a0f07959 HM |
4425 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4426 | if (err < 0) { | |
4427 | brcmf_err("setting AP mode failed %d\n", err); | |
4428 | goto exit; | |
4429 | } | |
4430 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4431 | if (err < 0) { | |
4432 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4433 | goto exit; | |
4434 | } | |
118eb304 HM |
4435 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4436 | * them if they were set. | |
4437 | */ | |
4438 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4439 | |
4440 | memset(&join_params, 0, sizeof(join_params)); | |
4441 | /* join parameters starts with ssid */ | |
4442 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4443 | /* create softap */ | |
4444 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4445 | &join_params, sizeof(join_params)); | |
4446 | if (err < 0) { | |
4447 | brcmf_err("SET SSID error (%d)\n", err); | |
4448 | goto exit; | |
4449 | } | |
4450 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4451 | } else { | |
4452 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4453 | sizeof(ssid_le)); | |
4454 | if (err < 0) { | |
4455 | brcmf_err("setting ssid failed %d\n", err); | |
4456 | goto exit; | |
4457 | } | |
37a869ec | 4458 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
a0f07959 HM |
4459 | bss_enable.enable = cpu_to_le32(1); |
4460 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4461 | sizeof(bss_enable)); | |
4462 | if (err < 0) { | |
4463 | brcmf_err("bss_enable config failed %d\n", err); | |
4464 | goto exit; | |
4465 | } | |
4466 | ||
4467 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4468 | } | |
c1179033 | 4469 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4470 | brcmf_net_setcarrier(ifp, true); |
1a873342 HM |
4471 | |
4472 | exit: | |
a44aa400 | 4473 | if ((err) && (!mbss)) { |
f96aa07e | 4474 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4475 | brcmf_configure_arp_offload(ifp, true); |
4476 | } | |
1a873342 HM |
4477 | return err; |
4478 | } | |
4479 | ||
4480 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4481 | { | |
c1179033 | 4482 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4483 | s32 err; |
426d0a56 | 4484 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4485 | struct brcmf_join_params join_params; |
1a873342 | 4486 | |
d96b801f | 4487 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4488 | |
426d0a56 | 4489 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4490 | /* Due to most likely deauths outstanding we sleep */ |
4491 | /* first to make sure they get processed by fw. */ | |
4492 | msleep(400); | |
5c33a942 | 4493 | |
a44aa400 HM |
4494 | if (ifp->vif->mbss) { |
4495 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4496 | return err; | |
4497 | } | |
4498 | ||
5c33a942 HM |
4499 | memset(&join_params, 0, sizeof(join_params)); |
4500 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4501 | &join_params, sizeof(join_params)); | |
4502 | if (err < 0) | |
4503 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4504 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4505 | if (err < 0) |
a44aa400 | 4506 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4507 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4508 | if (err < 0) | |
4509 | brcmf_err("setting AP mode failed %d\n", err); | |
4510 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4511 | if (err < 0) | |
4512 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4513 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4514 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4515 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4516 | ifp->vif->is_11d); | |
4517 | if (err < 0) | |
4518 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4519 | err); | |
a44aa400 HM |
4520 | /* Bring device back up so it can be used again */ |
4521 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4522 | if (err < 0) | |
4523 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 | 4524 | } else { |
37a869ec | 4525 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
426d0a56 HM |
4526 | bss_enable.enable = cpu_to_le32(0); |
4527 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4528 | sizeof(bss_enable)); | |
4529 | if (err < 0) | |
4530 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4531 | } |
f96aa07e | 4532 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4533 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 | 4534 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4535 | brcmf_net_setcarrier(ifp, false); |
426d0a56 | 4536 | |
1a873342 HM |
4537 | return err; |
4538 | } | |
4539 | ||
a0f07959 HM |
4540 | static s32 |
4541 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4542 | struct cfg80211_beacon_data *info) | |
4543 | { | |
a0f07959 HM |
4544 | struct brcmf_if *ifp = netdev_priv(ndev); |
4545 | s32 err; | |
4546 | ||
4547 | brcmf_dbg(TRACE, "Enter\n"); | |
4548 | ||
a0f07959 HM |
4549 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4550 | ||
4551 | return err; | |
4552 | } | |
4553 | ||
1a873342 HM |
4554 | static int |
4555 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4556 | struct station_del_parameters *params) |
1a873342 | 4557 | { |
a0f07959 | 4558 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4559 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4560 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4561 | s32 err; |
4562 | ||
89c771e5 | 4563 | if (!params->mac) |
1a873342 HM |
4564 | return -EFAULT; |
4565 | ||
89c771e5 | 4566 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4567 | |
a0f07959 HM |
4568 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4569 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4570 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4571 | return -EIO; |
4572 | ||
89c771e5 | 4573 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4574 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4575 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4576 | &scbval, sizeof(scbval)); |
1a873342 | 4577 | if (err) |
57d6e91a | 4578 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4579 | |
d96b801f | 4580 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4581 | return err; |
4582 | } | |
4583 | ||
6b89dcb3 HM |
4584 | static int |
4585 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4586 | const u8 *mac, struct station_parameters *params) | |
4587 | { | |
4588 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4589 | s32 err; | |
4590 | ||
4591 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4592 | params->sta_flags_mask, params->sta_flags_set); | |
4593 | ||
4594 | /* Ignore all 00 MAC */ | |
4595 | if (is_zero_ether_addr(mac)) | |
4596 | return 0; | |
4597 | ||
4598 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4599 | return 0; | |
4600 | ||
4601 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4602 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4603 | (void *)mac, ETH_ALEN); | |
4604 | else | |
4605 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4606 | (void *)mac, ETH_ALEN); | |
4607 | if (err < 0) | |
4608 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4609 | ||
4610 | return err; | |
4611 | } | |
0de8aace HM |
4612 | |
4613 | static void | |
4614 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4615 | struct wireless_dev *wdev, | |
4616 | u16 frame_type, bool reg) | |
4617 | { | |
7fa2e352 | 4618 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4619 | u16 mgmt_type; |
4620 | ||
4621 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4622 | ||
4623 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4624 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4625 | if (reg) |
4626 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4627 | else | |
318a64ce | 4628 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4629 | } |
4630 | ||
4631 | ||
4632 | static int | |
4633 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4634 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4635 | { |
4636 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4637 | struct ieee80211_channel *chan = params->chan; |
4638 | const u8 *buf = params->buf; | |
4639 | size_t len = params->len; | |
0de8aace HM |
4640 | const struct ieee80211_mgmt *mgmt; |
4641 | struct brcmf_cfg80211_vif *vif; | |
4642 | s32 err = 0; | |
4643 | s32 ie_offset; | |
4644 | s32 ie_len; | |
18e2f61d HM |
4645 | struct brcmf_fil_action_frame_le *action_frame; |
4646 | struct brcmf_fil_af_params_le *af_params; | |
4647 | bool ack; | |
4648 | s32 chan_nr; | |
c2ff8cad | 4649 | u32 freq; |
0de8aace HM |
4650 | |
4651 | brcmf_dbg(TRACE, "Enter\n"); | |
4652 | ||
4653 | *cookie = 0; | |
4654 | ||
4655 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4656 | ||
a0f07959 HM |
4657 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4658 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4659 | return -EPERM; | |
4660 | } | |
0de8aace | 4661 | |
c2ff8cad AQ |
4662 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4663 | ||
a0f07959 HM |
4664 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4665 | /* Right now the only reason to get a probe response */ | |
4666 | /* is for p2p listen response or for p2p GO from */ | |
4667 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4668 | /* on primary ndev, while dongle wants it on the p2p */ | |
4669 | /* vif. Since this is only reason for a probe */ | |
4670 | /* response to be sent, the vif is taken from cfg. */ | |
4671 | /* If ever desired to send proberesp for non p2p */ | |
4672 | /* response then data should be checked for */ | |
4673 | /* "DIRECT-". Note in future supplicant will take */ | |
4674 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4675 | /* is not needed anymore. */ | |
4676 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4677 | DOT11_BCN_PRB_FIXED_LEN; | |
4678 | ie_len = len - ie_offset; | |
a0f07959 | 4679 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4680 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4681 | err = brcmf_vif_set_mgmt_ie(vif, |
4682 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4683 | &buf[ie_offset], | |
4684 | ie_len); | |
4685 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4686 | GFP_KERNEL); | |
18e2f61d HM |
4687 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4688 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4689 | if (af_params == NULL) { | |
4690 | brcmf_err("unable to allocate frame\n"); | |
4691 | err = -ENOMEM; | |
4692 | goto exit; | |
4693 | } | |
4694 | action_frame = &af_params->action_frame; | |
4695 | /* Add the packet Id */ | |
4696 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4697 | /* Add BSSID */ | |
4698 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4699 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4700 | /* Add the length exepted for 802.11 header */ | |
4701 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4702 | /* Add the channel. Use the one specified as parameter if any or |
4703 | * the current one (got from the firmware) otherwise | |
4704 | */ | |
4705 | if (chan) | |
4706 | freq = chan->center_freq; | |
4707 | else | |
4708 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4709 | &freq); | |
4710 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4711 | af_params->channel = cpu_to_le32(chan_nr); |
4712 | ||
4713 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4714 | le16_to_cpu(action_frame->len)); | |
4715 | ||
4716 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4717 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4718 | |
7fa2e352 | 4719 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4720 | af_params); |
4721 | ||
4722 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4723 | GFP_KERNEL); | |
4724 | kfree(af_params); | |
a0f07959 HM |
4725 | } else { |
4726 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4727 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4728 | } |
a0f07959 | 4729 | |
18e2f61d | 4730 | exit: |
0de8aace HM |
4731 | return err; |
4732 | } | |
4733 | ||
4734 | ||
4735 | static int | |
4736 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4737 | struct wireless_dev *wdev, | |
4738 | u64 cookie) | |
4739 | { | |
4740 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4741 | struct brcmf_cfg80211_vif *vif; | |
4742 | int err = 0; | |
4743 | ||
4744 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4745 | ||
4746 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4747 | if (vif == NULL) { | |
4748 | brcmf_err("No p2p device available for probe response\n"); | |
4749 | err = -ENODEV; | |
4750 | goto exit; | |
4751 | } | |
4752 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4753 | exit: | |
4754 | return err; | |
4755 | } | |
4756 | ||
61730d4d PH |
4757 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4758 | struct wireless_dev *wdev, | |
4759 | enum nl80211_crit_proto_id proto, | |
4760 | u16 duration) | |
4761 | { | |
4762 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4763 | struct brcmf_cfg80211_vif *vif; | |
4764 | ||
4765 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4766 | ||
4767 | /* only DHCP support for now */ | |
4768 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4769 | return -EINVAL; | |
4770 | ||
4771 | /* suppress and abort scanning */ | |
4772 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4773 | brcmf_abort_scanning(cfg); | |
4774 | ||
4775 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4776 | } | |
4777 | ||
4778 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4779 | struct wireless_dev *wdev) | |
4780 | { | |
4781 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4782 | struct brcmf_cfg80211_vif *vif; | |
4783 | ||
4784 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4785 | ||
4786 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4787 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4788 | } | |
4789 | ||
70b7d94b HM |
4790 | static s32 |
4791 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4792 | const struct brcmf_event_msg *e, void *data) | |
4793 | { | |
4794 | switch (e->reason) { | |
4795 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4796 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4797 | break; | |
4798 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4799 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4800 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4801 | break; | |
4802 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4803 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4804 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4805 | break; | |
4806 | } | |
4807 | ||
4808 | return 0; | |
4809 | } | |
4810 | ||
89c2f382 AS |
4811 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4812 | { | |
4813 | int ret; | |
4814 | ||
4815 | switch (oper) { | |
4816 | case NL80211_TDLS_DISCOVERY_REQ: | |
4817 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4818 | break; | |
4819 | case NL80211_TDLS_SETUP: | |
4820 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4821 | break; | |
4822 | case NL80211_TDLS_TEARDOWN: | |
4823 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4824 | break; | |
4825 | default: | |
4826 | brcmf_err("unsupported operation: %d\n", oper); | |
4827 | ret = -EOPNOTSUPP; | |
4828 | } | |
4829 | return ret; | |
4830 | } | |
4831 | ||
4832 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4833 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4834 | enum nl80211_tdls_operation oper) |
4835 | { | |
4836 | struct brcmf_if *ifp; | |
4837 | struct brcmf_tdls_iovar_le info; | |
4838 | int ret = 0; | |
4839 | ||
4840 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4841 | if (ret < 0) | |
4842 | return ret; | |
4843 | ||
4844 | ifp = netdev_priv(ndev); | |
4845 | memset(&info, 0, sizeof(info)); | |
4846 | info.mode = (u8)ret; | |
4847 | if (peer) | |
4848 | memcpy(info.ea, peer, ETH_ALEN); | |
4849 | ||
4850 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4851 | &info, sizeof(info)); | |
4852 | if (ret < 0) | |
4853 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4854 | ||
4855 | return ret; | |
4856 | } | |
4857 | ||
5b435de0 | 4858 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4859 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4860 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4861 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4862 | .scan = brcmf_cfg80211_scan, | |
4863 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4864 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4865 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4866 | .get_station = brcmf_cfg80211_get_station, | |
bf2a7e04 | 4867 | .dump_station = brcmf_cfg80211_dump_station, |
5b435de0 AS |
4868 | .set_tx_power = brcmf_cfg80211_set_tx_power, |
4869 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4870 | .add_key = brcmf_cfg80211_add_key, | |
4871 | .del_key = brcmf_cfg80211_del_key, | |
4872 | .get_key = brcmf_cfg80211_get_key, | |
4873 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4874 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4875 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4876 | .connect = brcmf_cfg80211_connect, |
4877 | .disconnect = brcmf_cfg80211_disconnect, | |
4878 | .suspend = brcmf_cfg80211_suspend, | |
4879 | .resume = brcmf_cfg80211_resume, | |
4880 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4881 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4882 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4883 | .start_ap = brcmf_cfg80211_start_ap, |
4884 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4885 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4886 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4887 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4888 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4889 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4890 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4891 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4892 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4893 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4894 | .start_p2p_device = brcmf_p2p_start_device, |
4895 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4896 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4897 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4898 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4899 | }; |
4900 | ||
3eacf866 | 4901 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4902 | enum nl80211_iftype type, |
4903 | bool pm_block) | |
3eacf866 | 4904 | { |
a44aa400 | 4905 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4906 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4907 | bool mbss; |
5b435de0 | 4908 | |
33a6b157 | 4909 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4910 | sizeof(*vif)); |
3eacf866 AS |
4911 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4912 | if (!vif) | |
4913 | return ERR_PTR(-ENOMEM); | |
4914 | ||
4915 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4916 | vif->wdev.iftype = type; |
5b435de0 | 4917 | |
3eacf866 | 4918 | vif->pm_block = pm_block; |
3eacf866 | 4919 | |
6ac4f4ed AS |
4920 | brcmf_init_prof(&vif->profile); |
4921 | ||
a44aa400 HM |
4922 | if (type == NL80211_IFTYPE_AP) { |
4923 | mbss = false; | |
4924 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4925 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4926 | mbss = true; | |
4927 | break; | |
4928 | } | |
4929 | } | |
4930 | vif->mbss = mbss; | |
4931 | } | |
4932 | ||
3eacf866 | 4933 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4934 | return vif; |
5b435de0 AS |
4935 | } |
4936 | ||
427dec5f | 4937 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4938 | { |
3eacf866 | 4939 | list_del(&vif->list); |
3eacf866 | 4940 | kfree(vif); |
5b435de0 AS |
4941 | } |
4942 | ||
9df4d542 AS |
4943 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4944 | { | |
4945 | struct brcmf_cfg80211_vif *vif; | |
4946 | struct brcmf_if *ifp; | |
4947 | ||
4948 | ifp = netdev_priv(ndev); | |
4949 | vif = ifp->vif; | |
4950 | ||
95ef1239 AS |
4951 | if (vif) |
4952 | brcmf_free_vif(vif); | |
9df4d542 AS |
4953 | free_netdev(ndev); |
4954 | } | |
4955 | ||
903e0eee | 4956 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4957 | { |
5c36b99a AS |
4958 | u32 event = e->event_code; |
4959 | u32 status = e->status; | |
5b435de0 AS |
4960 | |
4961 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4962 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4963 | return true; |
4964 | } | |
4965 | ||
4966 | return false; | |
4967 | } | |
4968 | ||
903e0eee | 4969 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4970 | { |
5c36b99a AS |
4971 | u32 event = e->event_code; |
4972 | u16 flags = e->flags; | |
5b435de0 | 4973 | |
68ca395f HM |
4974 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4975 | (event == BRCMF_E_DISASSOC_IND) || | |
4976 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4977 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4978 | return true; |
4979 | } | |
4980 | return false; | |
4981 | } | |
4982 | ||
27a68fe3 | 4983 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4984 | const struct brcmf_event_msg *e) |
4985 | { | |
5c36b99a AS |
4986 | u32 event = e->event_code; |
4987 | u32 status = e->status; | |
5b435de0 AS |
4988 | |
4989 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4990 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4991 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4992 | return true; |
4993 | } | |
4994 | ||
4995 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4996 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4997 | return true; |
4998 | } | |
4999 | ||
5000 | return false; | |
5001 | } | |
5002 | ||
27a68fe3 | 5003 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5004 | { |
27a68fe3 | 5005 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5006 | |
5007 | kfree(conn_info->req_ie); | |
5008 | conn_info->req_ie = NULL; | |
5009 | conn_info->req_ie_len = 0; | |
5010 | kfree(conn_info->resp_ie); | |
5011 | conn_info->resp_ie = NULL; | |
5012 | conn_info->resp_ie_len = 0; | |
5013 | } | |
5014 | ||
89286dc9 HM |
5015 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
5016 | struct brcmf_if *ifp) | |
5b435de0 | 5017 | { |
c4e382d2 | 5018 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 5019 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5020 | u32 req_len; |
5021 | u32 resp_len; | |
5022 | s32 err = 0; | |
5023 | ||
27a68fe3 | 5024 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 5025 | |
ac24be6f AS |
5026 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
5027 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 5028 | if (err) { |
57d6e91a | 5029 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
5030 | return err; |
5031 | } | |
c4e382d2 | 5032 | assoc_info = |
27a68fe3 | 5033 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
5034 | req_len = le32_to_cpu(assoc_info->req_len); |
5035 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 5036 | if (req_len) { |
ac24be6f | 5037 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
5038 | cfg->extra_buf, |
5039 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5040 | if (err) { |
57d6e91a | 5041 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
5042 | return err; |
5043 | } | |
5044 | conn_info->req_ie_len = req_len; | |
5045 | conn_info->req_ie = | |
27a68fe3 | 5046 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
5047 | GFP_KERNEL); |
5048 | } else { | |
5049 | conn_info->req_ie_len = 0; | |
5050 | conn_info->req_ie = NULL; | |
5051 | } | |
5052 | if (resp_len) { | |
ac24be6f | 5053 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
5054 | cfg->extra_buf, |
5055 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5056 | if (err) { |
57d6e91a | 5057 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
5058 | return err; |
5059 | } | |
5060 | conn_info->resp_ie_len = resp_len; | |
5061 | conn_info->resp_ie = | |
27a68fe3 | 5062 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
5063 | GFP_KERNEL); |
5064 | } else { | |
5065 | conn_info->resp_ie_len = 0; | |
5066 | conn_info->resp_ie = NULL; | |
5067 | } | |
16886735 AS |
5068 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
5069 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
5070 | |
5071 | return err; | |
5072 | } | |
5073 | ||
5074 | static s32 | |
27a68fe3 | 5075 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5076 | struct net_device *ndev, |
5077 | const struct brcmf_event_msg *e) | |
5078 | { | |
c1179033 AS |
5079 | struct brcmf_if *ifp = netdev_priv(ndev); |
5080 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
5081 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5082 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 5083 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 5084 | struct ieee80211_supported_band *band; |
a180b83b | 5085 | struct brcmf_bss_info_le *bi; |
83cf17aa | 5086 | struct brcmu_chan ch; |
5b435de0 AS |
5087 | u32 freq; |
5088 | s32 err = 0; | |
a180b83b | 5089 | u8 *buf; |
5b435de0 | 5090 | |
d96b801f | 5091 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5092 | |
89286dc9 | 5093 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5094 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 5095 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 5096 | |
a180b83b FL |
5097 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
5098 | if (buf == NULL) { | |
5099 | err = -ENOMEM; | |
5100 | goto done; | |
5101 | } | |
5102 | ||
5103 | /* data sent to dongle has to be little endian */ | |
5104 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 5105 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 5106 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
5107 | |
5108 | if (err) | |
5109 | goto done; | |
5b435de0 | 5110 | |
a180b83b | 5111 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
5112 | ch.chspec = le16_to_cpu(bi->chanspec); |
5113 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 5114 | |
83cf17aa | 5115 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
5116 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5117 | else | |
5118 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5119 | ||
83cf17aa | 5120 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
5121 | notify_channel = ieee80211_get_channel(wiphy, freq); |
5122 | ||
a180b83b FL |
5123 | done: |
5124 | kfree(buf); | |
06bb123e | 5125 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
5126 | conn_info->req_ie, conn_info->req_ie_len, |
5127 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 5128 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 5129 | |
c1179033 | 5130 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 5131 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
5132 | return err; |
5133 | } | |
5134 | ||
5135 | static s32 | |
27a68fe3 | 5136 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5137 | struct net_device *ndev, const struct brcmf_event_msg *e, |
5138 | bool completed) | |
5139 | { | |
c1179033 AS |
5140 | struct brcmf_if *ifp = netdev_priv(ndev); |
5141 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 5142 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 5143 | |
d96b801f | 5144 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5145 | |
c1179033 AS |
5146 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5147 | &ifp->vif->sme_state)) { | |
5b435de0 | 5148 | if (completed) { |
89286dc9 | 5149 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5150 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
5151 | brcmf_update_bss_info(cfg, ifp); |
5152 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5153 | &ifp->vif->sme_state); | |
5b435de0 AS |
5154 | } |
5155 | cfg80211_connect_result(ndev, | |
06bb123e | 5156 | (u8 *)profile->bssid, |
5b435de0 AS |
5157 | conn_info->req_ie, |
5158 | conn_info->req_ie_len, | |
5159 | conn_info->resp_ie, | |
5160 | conn_info->resp_ie_len, | |
5161 | completed ? WLAN_STATUS_SUCCESS : | |
5162 | WLAN_STATUS_AUTH_TIMEOUT, | |
5163 | GFP_KERNEL); | |
16886735 AS |
5164 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
5165 | completed ? "succeeded" : "failed"); | |
5b435de0 | 5166 | } |
d96b801f | 5167 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 5168 | return 0; |
5b435de0 AS |
5169 | } |
5170 | ||
5171 | static s32 | |
27a68fe3 | 5172 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
5173 | struct net_device *ndev, |
5174 | const struct brcmf_event_msg *e, void *data) | |
5175 | { | |
a44aa400 | 5176 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 5177 | static int generation; |
5c36b99a AS |
5178 | u32 event = e->event_code; |
5179 | u32 reason = e->reason; | |
1a873342 HM |
5180 | struct station_info sinfo; |
5181 | ||
16886735 | 5182 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
5183 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
5184 | ndev != cfg_to_ndev(cfg)) { | |
5185 | brcmf_dbg(CONN, "AP mode link down\n"); | |
5186 | complete(&cfg->vif_disabled); | |
a44aa400 | 5187 | if (ifp->vif->mbss) |
ee6e3a34 | 5188 | brcmf_remove_interface(ifp); |
5f4f9f11 AS |
5189 | return 0; |
5190 | } | |
1a873342 | 5191 | |
1a873342 | 5192 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
5193 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
5194 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 5195 | if (!data) { |
57d6e91a | 5196 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
5197 | return -EINVAL; |
5198 | } | |
5199 | sinfo.assoc_req_ies = data; | |
7ee29602 | 5200 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
5201 | generation++; |
5202 | sinfo.generation = generation; | |
7ee29602 | 5203 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
5204 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
5205 | (event == BRCMF_E_DEAUTH_IND) || | |
5206 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 5207 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 5208 | } |
7ee29602 | 5209 | return 0; |
1a873342 HM |
5210 | } |
5211 | ||
5b435de0 | 5212 | static s32 |
1993732e | 5213 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
5214 | const struct brcmf_event_msg *e, void *data) |
5215 | { | |
1993732e AS |
5216 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5217 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 5218 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 5219 | struct ieee80211_channel *chan; |
5b435de0 AS |
5220 | s32 err = 0; |
5221 | ||
8851cce0 HM |
5222 | if ((e->event_code == BRCMF_E_DEAUTH) || |
5223 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
5224 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
5225 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
5226 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5227 | } | |
5228 | ||
967fe2c8 | 5229 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 5230 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 5231 | } else if (brcmf_is_linkup(e)) { |
16886735 | 5232 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 5233 | if (brcmf_is_ibssmode(ifp->vif)) { |
b0a79088 | 5234 | brcmf_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 5235 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 5236 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
fe94f3a4 | 5237 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
5238 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5239 | &ifp->vif->sme_state); | |
5240 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5241 | &ifp->vif->sme_state); | |
5b435de0 | 5242 | } else |
27a68fe3 | 5243 | brcmf_bss_connect_done(cfg, ndev, e, true); |
92121e69 | 5244 | brcmf_net_setcarrier(ifp, true); |
903e0eee | 5245 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 5246 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 5247 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 5248 | brcmf_bss_connect_done(cfg, ndev, e, false); |
42e0ed0d HM |
5249 | brcmf_link_down(ifp->vif, |
5250 | brcmf_map_fw_linkdown_reason(e)); | |
5251 | brcmf_init_prof(ndev_to_prof(ndev)); | |
5252 | if (ndev != cfg_to_ndev(cfg)) | |
5253 | complete(&cfg->vif_disabled); | |
5254 | brcmf_net_setcarrier(ifp, false); | |
5b435de0 | 5255 | } |
27a68fe3 | 5256 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 5257 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
5258 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5259 | &ifp->vif->sme_state); | |
5b435de0 | 5260 | else |
27a68fe3 | 5261 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
5262 | } |
5263 | ||
5264 | return err; | |
5265 | } | |
5266 | ||
5267 | static s32 | |
1993732e | 5268 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
5269 | const struct brcmf_event_msg *e, void *data) |
5270 | { | |
1993732e | 5271 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
5272 | u32 event = e->event_code; |
5273 | u32 status = e->status; | |
5b435de0 AS |
5274 | |
5275 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 5276 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 5277 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 5278 | else |
1993732e | 5279 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
5280 | } |
5281 | ||
12f32370 | 5282 | return 0; |
5b435de0 AS |
5283 | } |
5284 | ||
5285 | static s32 | |
1993732e | 5286 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
5287 | const struct brcmf_event_msg *e, void *data) |
5288 | { | |
5c36b99a | 5289 | u16 flags = e->flags; |
5b435de0 AS |
5290 | enum nl80211_key_type key_type; |
5291 | ||
5292 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5293 | key_type = NL80211_KEYTYPE_GROUP; | |
5294 | else | |
5295 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5296 | ||
1993732e | 5297 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5298 | NULL, GFP_KERNEL); |
5299 | ||
5300 | return 0; | |
5301 | } | |
5302 | ||
d3c0b633 AS |
5303 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5304 | const struct brcmf_event_msg *e, void *data) | |
5305 | { | |
5306 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5307 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5308 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5309 | struct brcmf_cfg80211_vif *vif; | |
5310 | ||
37a869ec | 5311 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfgidx %u\n", |
d3c0b633 | 5312 | ifevent->action, ifevent->flags, ifevent->ifidx, |
37a869ec | 5313 | ifevent->bsscfgidx); |
d3c0b633 | 5314 | |
d3c0b633 AS |
5315 | mutex_lock(&event->vif_event_lock); |
5316 | event->action = ifevent->action; | |
5317 | vif = event->vif; | |
5318 | ||
5319 | switch (ifevent->action) { | |
5320 | case BRCMF_E_IF_ADD: | |
5321 | /* waiting process may have timed out */ | |
dc4a787c WY |
5322 | if (!cfg->vif_event.vif) { |
5323 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5324 | return -EBADF; |
dc4a787c | 5325 | } |
d3c0b633 AS |
5326 | |
5327 | ifp->vif = vif; | |
5328 | vif->ifp = ifp; | |
01b8e7db AS |
5329 | if (ifp->ndev) { |
5330 | vif->wdev.netdev = ifp->ndev; | |
5331 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5332 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5333 | } | |
d3c0b633 AS |
5334 | mutex_unlock(&event->vif_event_lock); |
5335 | wake_up(&event->vif_wq); | |
4b3a89de | 5336 | return 0; |
d3c0b633 AS |
5337 | |
5338 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5339 | mutex_unlock(&event->vif_event_lock); |
5340 | /* event may not be upon user request */ | |
5341 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5342 | wake_up(&event->vif_wq); | |
5343 | return 0; | |
5344 | ||
7a5c1f64 HM |
5345 | case BRCMF_E_IF_CHANGE: |
5346 | mutex_unlock(&event->vif_event_lock); | |
5347 | wake_up(&event->vif_wq); | |
5348 | return 0; | |
5349 | ||
d3c0b633 AS |
5350 | default: |
5351 | mutex_unlock(&event->vif_event_lock); | |
5352 | break; | |
5353 | } | |
5354 | return -EINVAL; | |
5355 | } | |
5356 | ||
5b435de0 AS |
5357 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5358 | { | |
5b435de0 AS |
5359 | conf->frag_threshold = (u32)-1; |
5360 | conf->rts_threshold = (u32)-1; | |
5361 | conf->retry_short = (u32)-1; | |
5362 | conf->retry_long = (u32)-1; | |
5b435de0 AS |
5363 | } |
5364 | ||
5c36b99a | 5365 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5366 | { |
5c36b99a AS |
5367 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5368 | brcmf_notify_connect_status); | |
5369 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5370 | brcmf_notify_connect_status); | |
5371 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5372 | brcmf_notify_connect_status); | |
5373 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5374 | brcmf_notify_connect_status); | |
5375 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5376 | brcmf_notify_connect_status); | |
5377 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5378 | brcmf_notify_connect_status); | |
5379 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5380 | brcmf_notify_roaming_status); | |
5381 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5382 | brcmf_notify_mic_status); | |
5383 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5384 | brcmf_notify_connect_status); | |
5385 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5386 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5387 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5388 | brcmf_notify_vif_event); | |
0de8aace | 5389 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5390 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5391 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5392 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5393 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5394 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5395 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5396 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5397 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5398 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5399 | } |
5400 | ||
27a68fe3 AS |
5401 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5402 | { | |
27a68fe3 AS |
5403 | kfree(cfg->conf); |
5404 | cfg->conf = NULL; | |
27a68fe3 AS |
5405 | kfree(cfg->extra_buf); |
5406 | cfg->extra_buf = NULL; | |
3021ad9a HM |
5407 | kfree(cfg->wowl.nd); |
5408 | cfg->wowl.nd = NULL; | |
5409 | kfree(cfg->wowl.nd_info); | |
5410 | cfg->wowl.nd_info = NULL; | |
d5367334 HM |
5411 | kfree(cfg->escan_info.escan_buf); |
5412 | cfg->escan_info.escan_buf = NULL; | |
27a68fe3 AS |
5413 | } |
5414 | ||
5415 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5416 | { | |
27a68fe3 AS |
5417 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5418 | if (!cfg->conf) | |
5b435de0 | 5419 | goto init_priv_mem_out; |
27a68fe3 AS |
5420 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5421 | if (!cfg->extra_buf) | |
5b435de0 | 5422 | goto init_priv_mem_out; |
3021ad9a HM |
5423 | cfg->wowl.nd = kzalloc(sizeof(*cfg->wowl.nd) + sizeof(u32), GFP_KERNEL); |
5424 | if (!cfg->wowl.nd) | |
5425 | goto init_priv_mem_out; | |
5426 | cfg->wowl.nd_info = kzalloc(sizeof(*cfg->wowl.nd_info) + | |
5427 | sizeof(struct cfg80211_wowlan_nd_match *), | |
5428 | GFP_KERNEL); | |
5429 | if (!cfg->wowl.nd_info) | |
5430 | goto init_priv_mem_out; | |
d5367334 HM |
5431 | cfg->escan_info.escan_buf = kzalloc(BRCMF_ESCAN_BUF_SIZE, GFP_KERNEL); |
5432 | if (!cfg->escan_info.escan_buf) | |
5433 | goto init_priv_mem_out; | |
5b435de0 AS |
5434 | |
5435 | return 0; | |
5436 | ||
5437 | init_priv_mem_out: | |
27a68fe3 | 5438 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5439 | |
5440 | return -ENOMEM; | |
5441 | } | |
5442 | ||
27a68fe3 | 5443 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5444 | { |
5445 | s32 err = 0; | |
5446 | ||
27a68fe3 AS |
5447 | cfg->scan_request = NULL; |
5448 | cfg->pwr_save = true; | |
68ca395f HM |
5449 | cfg->active_scan = true; /* we do active scan per default */ |
5450 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5451 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5452 | if (err) |
5453 | return err; | |
5c36b99a | 5454 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5455 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5456 | brcmf_init_escan(cfg); |
5457 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5458 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5459 | return err; |
5460 | } | |
5461 | ||
27a68fe3 | 5462 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5463 | { |
27a68fe3 | 5464 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5465 | brcmf_abort_scanning(cfg); |
5466 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5467 | } |
5468 | ||
d3c0b633 AS |
5469 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5470 | { | |
5471 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5472 | mutex_init(&event->vif_event_lock); |
5473 | } | |
5474 | ||
1119e23e | 5475 | static s32 brcmf_dongle_roam(struct brcmf_if *ifp) |
5b435de0 | 5476 | { |
1119e23e HM |
5477 | s32 err; |
5478 | u32 bcn_timeout; | |
f588bc0c AS |
5479 | __le32 roamtrigger[2]; |
5480 | __le32 roam_delta[2]; | |
5b435de0 | 5481 | |
1119e23e | 5482 | /* Configure beacon timeout value based upon roaming setting */ |
7d34b056 | 5483 | if (ifp->drvr->settings->roamoff) |
1119e23e HM |
5484 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF; |
5485 | else | |
5486 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON; | |
5487 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); | |
5488 | if (err) { | |
5489 | brcmf_err("bcn_timeout error (%d)\n", err); | |
5490 | goto roam_setup_done; | |
5b435de0 AS |
5491 | } |
5492 | ||
1119e23e HM |
5493 | /* Enable/Disable built-in roaming to allow supplicant to take care of |
5494 | * roaming. | |
5b435de0 | 5495 | */ |
68ca395f | 5496 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
7d34b056 HM |
5497 | ifp->drvr->settings->roamoff ? "Off" : "On"); |
5498 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", | |
5499 | ifp->drvr->settings->roamoff); | |
5b435de0 | 5500 | if (err) { |
57d6e91a | 5501 | brcmf_err("roam_off error (%d)\n", err); |
1119e23e | 5502 | goto roam_setup_done; |
5b435de0 AS |
5503 | } |
5504 | ||
f588bc0c AS |
5505 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5506 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5507 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5508 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5509 | if (err) { |
57d6e91a | 5510 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
1119e23e | 5511 | goto roam_setup_done; |
5b435de0 AS |
5512 | } |
5513 | ||
f588bc0c AS |
5514 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5515 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5516 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5517 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5518 | if (err) { |
57d6e91a | 5519 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
1119e23e | 5520 | goto roam_setup_done; |
5b435de0 AS |
5521 | } |
5522 | ||
1119e23e | 5523 | roam_setup_done: |
5b435de0 AS |
5524 | return err; |
5525 | } | |
5526 | ||
5527 | static s32 | |
1678ba8e | 5528 | brcmf_dongle_scantime(struct brcmf_if *ifp) |
5b435de0 AS |
5529 | { |
5530 | s32 err = 0; | |
5531 | ||
ac24be6f | 5532 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
1678ba8e | 5533 | BRCMF_SCAN_CHANNEL_TIME); |
5b435de0 | 5534 | if (err) { |
1678ba8e | 5535 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5536 | goto dongle_scantime_out; |
5537 | } | |
ac24be6f | 5538 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
1678ba8e | 5539 | BRCMF_SCAN_UNASSOC_TIME); |
5b435de0 | 5540 | if (err) { |
1678ba8e | 5541 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5542 | goto dongle_scantime_out; |
5543 | } | |
5544 | ||
ac24be6f | 5545 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
1678ba8e | 5546 | BRCMF_SCAN_PASSIVE_TIME); |
5b435de0 | 5547 | if (err) { |
1678ba8e | 5548 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5549 | goto dongle_scantime_out; |
5550 | } | |
5551 | ||
5552 | dongle_scantime_out: | |
5553 | return err; | |
5554 | } | |
5555 | ||
b48d8916 AS |
5556 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5557 | struct brcmu_chan *ch) | |
5558 | { | |
5559 | u32 ht40_flag; | |
d48200ba | 5560 | |
b48d8916 AS |
5561 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5562 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5563 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5564 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5565 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5566 | } else { | |
5567 | /* It should be one of | |
5568 | * IEEE80211_CHAN_NO_HT40 or | |
5569 | * IEEE80211_CHAN_NO_HT40PLUS | |
5570 | */ | |
5571 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5572 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5573 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5574 | } | |
5575 | } | |
5576 | ||
5577 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5578 | u32 bw_cap[]) | |
d48200ba HM |
5579 | { |
5580 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5581 | struct ieee80211_supported_band *band; |
5582 | struct ieee80211_channel *channel; | |
5583 | struct wiphy *wiphy; | |
d48200ba | 5584 | struct brcmf_chanspec_list *list; |
83cf17aa | 5585 | struct brcmu_chan ch; |
b48d8916 | 5586 | int err; |
d48200ba HM |
5587 | u8 *pbuf; |
5588 | u32 i, j; | |
5589 | u32 total; | |
b48d8916 | 5590 | u32 chaninfo; |
d48200ba | 5591 | u32 index; |
d48200ba HM |
5592 | |
5593 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5594 | ||
5595 | if (pbuf == NULL) | |
5596 | return -ENOMEM; | |
5597 | ||
5598 | list = (struct brcmf_chanspec_list *)pbuf; | |
5599 | ||
5600 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5601 | BRCMF_DCMD_MEDLEN); | |
5602 | if (err) { | |
5603 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5604 | goto fail_pbuf; |
d48200ba HM |
5605 | } |
5606 | ||
b48d8916 | 5607 | wiphy = cfg_to_wiphy(cfg); |
58de92d2 AS |
5608 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5609 | if (band) | |
5610 | for (i = 0; i < band->n_channels; i++) | |
5611 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
5612 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5613 | if (band) | |
5614 | for (i = 0; i < band->n_channels; i++) | |
5615 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5616 | |
5617 | total = le32_to_cpu(list->count); | |
5618 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5619 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5620 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5621 | |
83cf17aa | 5622 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5623 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5624 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5625 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5626 | } else { |
2375d970 | 5627 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5628 | continue; |
5629 | } | |
58de92d2 AS |
5630 | if (!band) |
5631 | continue; | |
b48d8916 | 5632 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5633 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5634 | continue; |
b48d8916 | 5635 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5636 | ch.bw == BRCMU_CHAN_BW_80) |
5637 | continue; | |
b48d8916 AS |
5638 | |
5639 | channel = band->channels; | |
5640 | index = band->n_channels; | |
5641 | for (j = 0; j < band->n_channels; j++) { | |
5642 | if (channel[j].hw_value == ch.chnum) { | |
5643 | index = j; | |
d48200ba HM |
5644 | break; |
5645 | } | |
5646 | } | |
b48d8916 AS |
5647 | channel[index].center_freq = |
5648 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5649 | channel[index].hw_value = ch.chnum; | |
5650 | ||
5651 | /* assuming the chanspecs order is HT20, | |
5652 | * HT40 upper, HT40 lower, and VHT80. | |
5653 | */ | |
5654 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5655 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5656 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5657 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5658 | } else { | |
58de92d2 AS |
5659 | /* enable the channel and disable other bandwidths |
5660 | * for now as mentioned order assure they are enabled | |
5661 | * for subsequent chanspecs. | |
ee942ecc | 5662 | */ |
b48d8916 AS |
5663 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5664 | IEEE80211_CHAN_NO_80MHZ; | |
5665 | ch.bw = BRCMU_CHAN_BW_20; | |
5666 | cfg->d11inf.encchspec(&ch); | |
5667 | chaninfo = ch.chspec; | |
5668 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5669 | &chaninfo); | |
5670 | if (!err) { | |
5671 | if (chaninfo & WL_CHAN_RADAR) | |
5672 | channel[index].flags |= | |
5673 | (IEEE80211_CHAN_RADAR | | |
5674 | IEEE80211_CHAN_NO_IR); | |
5675 | if (chaninfo & WL_CHAN_PASSIVE) | |
5676 | channel[index].flags |= | |
5677 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5678 | } |
d48200ba HM |
5679 | } |
5680 | } | |
b48d8916 | 5681 | |
b48d8916 | 5682 | fail_pbuf: |
d48200ba HM |
5683 | kfree(pbuf); |
5684 | return err; | |
5685 | } | |
5686 | ||
b48d8916 | 5687 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5688 | { |
b48d8916 AS |
5689 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5690 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5691 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5692 | struct brcmf_chanspec_list *list; |
5693 | u8 *pbuf; | |
aa70b4fa AS |
5694 | u32 val; |
5695 | int err; | |
b48d8916 AS |
5696 | struct brcmu_chan ch; |
5697 | u32 num_chan; | |
5698 | int i, j; | |
aa70b4fa AS |
5699 | |
5700 | /* verify support for bw_cap command */ | |
5701 | val = WLC_BAND_5G; | |
5702 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5703 | ||
5704 | if (!err) { | |
5705 | /* only set 2G bandwidth using bw_cap command */ | |
5706 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5707 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5708 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5709 | sizeof(band_bwcap)); | |
5710 | } else { | |
5711 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5712 | val = WLC_N_BW_40ALL; | |
5713 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5714 | } | |
b48d8916 AS |
5715 | |
5716 | if (!err) { | |
5717 | /* update channel info in 2G band */ | |
5718 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5719 | ||
5720 | if (pbuf == NULL) | |
5721 | return -ENOMEM; | |
5722 | ||
5723 | ch.band = BRCMU_CHAN_BAND_2G; | |
5724 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5725 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5726 | ch.chnum = 0; |
5727 | cfg->d11inf.encchspec(&ch); | |
5728 | ||
5729 | /* pass encoded chanspec in query */ | |
5730 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5731 | ||
5732 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5733 | BRCMF_DCMD_MEDLEN); | |
5734 | if (err) { | |
5735 | brcmf_err("get chanspecs error (%d)\n", err); | |
5736 | kfree(pbuf); | |
5737 | return err; | |
5738 | } | |
5739 | ||
5740 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5741 | list = (struct brcmf_chanspec_list *)pbuf; | |
5742 | num_chan = le32_to_cpu(list->count); | |
5743 | for (i = 0; i < num_chan; i++) { | |
5744 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5745 | cfg->d11inf.decchspec(&ch); | |
5746 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5747 | continue; | |
5748 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5749 | continue; | |
5750 | for (j = 0; j < band->n_channels; j++) { | |
5751 | if (band->channels[j].hw_value == ch.chnum) | |
5752 | break; | |
5753 | } | |
5754 | if (WARN_ON(j == band->n_channels)) | |
5755 | continue; | |
5756 | ||
5757 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5758 | } | |
fac7d2a3 | 5759 | kfree(pbuf); |
b48d8916 | 5760 | } |
aa70b4fa AS |
5761 | return err; |
5762 | } | |
5763 | ||
2375d970 AS |
5764 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5765 | { | |
5766 | u32 band, mimo_bwcap; | |
5767 | int err; | |
5768 | ||
5769 | band = WLC_BAND_2G; | |
5770 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5771 | if (!err) { | |
5772 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5773 | band = WLC_BAND_5G; | |
5774 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5775 | if (!err) { | |
5776 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5777 | return; | |
5778 | } | |
5779 | WARN_ON(1); | |
5780 | return; | |
5781 | } | |
5782 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5783 | mimo_bwcap = 0; | |
5784 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5785 | if (err) | |
5786 | /* assume 20MHz if firmware does not give a clue */ | |
5787 | mimo_bwcap = WLC_N_BW_20ALL; | |
5788 | ||
5789 | switch (mimo_bwcap) { | |
5790 | case WLC_N_BW_40ALL: | |
5791 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5792 | /* fall-thru */ | |
5793 | case WLC_N_BW_20IN2G_40IN5G: | |
5794 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5795 | /* fall-thru */ | |
5796 | case WLC_N_BW_20ALL: | |
5797 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5798 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5799 | break; | |
5800 | default: | |
5801 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5802 | } | |
5803 | } | |
d48200ba | 5804 | |
18d6c535 AS |
5805 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5806 | u32 bw_cap[2], u32 nchain) | |
5807 | { | |
5808 | band->ht_cap.ht_supported = true; | |
5809 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5810 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5811 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5812 | } | |
5813 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5814 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5815 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5816 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5817 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5818 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5819 | } | |
5820 | ||
5821 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5822 | { | |
5823 | u16 mcs_map; | |
5824 | int i; | |
5825 | ||
5826 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5827 | mcs_map = (mcs_map << 2) | supp; | |
5828 | ||
5829 | return cpu_to_le16(mcs_map); | |
5830 | } | |
5831 | ||
5832 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
7bf65aa9 HM |
5833 | u32 bw_cap[2], u32 nchain, u32 txstreams, |
5834 | u32 txbf_bfe_cap, u32 txbf_bfr_cap) | |
18d6c535 AS |
5835 | { |
5836 | __le16 mcs_map; | |
5837 | ||
5838 | /* not allowed in 2.4G band */ | |
5839 | if (band->band == IEEE80211_BAND_2GHZ) | |
5840 | return; | |
5841 | ||
5842 | band->vht_cap.vht_supported = true; | |
5843 | /* 80MHz is mandatory */ | |
5844 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5845 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5846 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5847 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5848 | } | |
5849 | /* all support 256-QAM */ | |
5850 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5851 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5852 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
7bf65aa9 HM |
5853 | |
5854 | /* Beamforming support information */ | |
5855 | if (txbf_bfe_cap & BRCMF_TXBF_SU_BFE_CAP) | |
5856 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; | |
5857 | if (txbf_bfe_cap & BRCMF_TXBF_MU_BFE_CAP) | |
5858 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
5859 | if (txbf_bfr_cap & BRCMF_TXBF_SU_BFR_CAP) | |
5860 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; | |
5861 | if (txbf_bfr_cap & BRCMF_TXBF_MU_BFR_CAP) | |
5862 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; | |
5863 | ||
5864 | if ((txbf_bfe_cap || txbf_bfr_cap) && (txstreams > 1)) { | |
5865 | band->vht_cap.cap |= | |
5866 | (2 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
5867 | band->vht_cap.cap |= ((txstreams - 1) << | |
5868 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
5869 | band->vht_cap.cap |= | |
5870 | IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; | |
5871 | } | |
18d6c535 AS |
5872 | } |
5873 | ||
b48d8916 | 5874 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5875 | { |
b48d8916 | 5876 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5877 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5878 | u32 nmode = 0; |
5879 | u32 vhtmode = 0; | |
b48d8916 | 5880 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5881 | u32 rxchain; |
5882 | u32 nchain; | |
b48d8916 | 5883 | int err; |
d48200ba | 5884 | s32 i; |
2375d970 | 5885 | struct ieee80211_supported_band *band; |
7bf65aa9 HM |
5886 | u32 txstreams = 0; |
5887 | u32 txbf_bfe_cap = 0; | |
5888 | u32 txbf_bfr_cap = 0; | |
5b435de0 | 5889 | |
18d6c535 | 5890 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5891 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5892 | if (err) { | |
5893 | brcmf_err("nmode error (%d)\n", err); | |
5894 | } else { | |
2375d970 | 5895 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5896 | } |
18d6c535 AS |
5897 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5898 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5899 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5900 | |
4aca7a18 DK |
5901 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5902 | if (err) { | |
5903 | brcmf_err("rxchain error (%d)\n", err); | |
5904 | nchain = 1; | |
5905 | } else { | |
5906 | for (nchain = 0; rxchain; nchain++) | |
5907 | rxchain = rxchain & (rxchain - 1); | |
5908 | } | |
5909 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5910 | ||
b48d8916 | 5911 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5912 | if (err) { |
b48d8916 | 5913 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5914 | return err; |
5915 | } | |
5916 | ||
7bf65aa9 HM |
5917 | if (vhtmode) { |
5918 | (void)brcmf_fil_iovar_int_get(ifp, "txstreams", &txstreams); | |
5919 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfe_cap", | |
5920 | &txbf_bfe_cap); | |
5921 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfr_cap", | |
5922 | &txbf_bfr_cap); | |
5923 | } | |
5924 | ||
b48d8916 AS |
5925 | wiphy = cfg_to_wiphy(cfg); |
5926 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5927 | band = wiphy->bands[i]; | |
5928 | if (band == NULL) | |
2375d970 | 5929 | continue; |
d48200ba | 5930 | |
18d6c535 AS |
5931 | if (nmode) |
5932 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5933 | if (vhtmode) | |
7bf65aa9 HM |
5934 | brcmf_update_vht_cap(band, bw_cap, nchain, txstreams, |
5935 | txbf_bfe_cap, txbf_bfr_cap); | |
d48200ba HM |
5936 | } |
5937 | ||
b48d8916 | 5938 | return 0; |
5b435de0 AS |
5939 | } |
5940 | ||
aa70b4fa AS |
5941 | static const struct ieee80211_txrx_stypes |
5942 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5943 | [NL80211_IFTYPE_STATION] = { | |
5944 | .tx = 0xffff, | |
5945 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5946 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5947 | }, | |
5948 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5949 | .tx = 0xffff, | |
5950 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5951 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5952 | }, | |
5953 | [NL80211_IFTYPE_P2P_GO] = { | |
5954 | .tx = 0xffff, | |
5955 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5956 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5957 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5958 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5959 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5960 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5961 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5962 | }, | |
5963 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5964 | .tx = 0xffff, | |
5965 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5966 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5967 | } | |
5968 | }; | |
5969 | ||
0882dda3 AS |
5970 | /** |
5971 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
5972 | * | |
5973 | * @wiphy: wiphy object. | |
5974 | * @ifp: interface object needed for feat module api. | |
5975 | * | |
5976 | * The interface modes and combinations are determined dynamically here | |
5977 | * based on firmware functionality. | |
5978 | * | |
5979 | * no p2p and no mbss: | |
5980 | * | |
5981 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5982 | * | |
5983 | * no p2p and mbss: | |
5984 | * | |
5985 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5986 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5987 | * | |
5988 | * p2p, no mchan, and mbss: | |
5989 | * | |
5990 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
5991 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5992 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5993 | * | |
5994 | * p2p, mchan, and mbss: | |
5995 | * | |
5996 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
5997 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
5998 | * #AP <= 4, matching BI, channels = 1, 4 total | |
5999 | */ | |
2e5f66fe PF |
6000 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
6001 | { | |
6002 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
6003 | struct ieee80211_iface_limit *c0_limits = NULL; |
6004 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
6005 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
6006 | bool mbss, p2p; | |
6007 | int i, c, n_combos; | |
6008 | ||
6009 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
6010 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 6011 | |
0882dda3 AS |
6012 | n_combos = 1 + !!p2p + !!mbss; |
6013 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
6014 | if (!combo) |
6015 | goto err; | |
6016 | ||
0882dda3 AS |
6017 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
6018 | if (!c0_limits) | |
2e5f66fe PF |
6019 | goto err; |
6020 | ||
0882dda3 AS |
6021 | if (p2p) { |
6022 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); | |
6023 | if (!p2p_limits) | |
6024 | goto err; | |
6025 | } | |
6026 | ||
6027 | if (mbss) { | |
6028 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
6029 | if (!mbss_limits) | |
6030 | goto err; | |
6031 | } | |
6032 | ||
2e5f66fe PF |
6033 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
6034 | BIT(NL80211_IFTYPE_ADHOC) | | |
6035 | BIT(NL80211_IFTYPE_AP); | |
6036 | ||
0882dda3 AS |
6037 | c = 0; |
6038 | i = 0; | |
6039 | combo[c].num_different_channels = 1; | |
6040 | c0_limits[i].max = 1; | |
6041 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6042 | if (p2p) { | |
6043 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
6044 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
6045 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
6046 | BIT(NL80211_IFTYPE_P2P_GO) | | |
6047 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
6048 | c0_limits[i].max = 1; |
6049 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6050 | c0_limits[i].max = 1; | |
6051 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
6052 | BIT(NL80211_IFTYPE_P2P_GO); | |
6053 | } else { | |
6054 | c0_limits[i].max = 1; | |
6055 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6056 | } | |
6057 | combo[c].max_interfaces = i; | |
6058 | combo[c].n_limits = i; | |
6059 | combo[c].limits = c0_limits; | |
6060 | ||
6061 | if (p2p) { | |
6062 | c++; | |
6063 | i = 0; | |
6064 | combo[c].num_different_channels = 1; | |
6065 | p2p_limits[i].max = 1; | |
6066 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6067 | p2p_limits[i].max = 1; | |
6068 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6069 | p2p_limits[i].max = 1; | |
6070 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
6071 | p2p_limits[i].max = 1; | |
6072 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6073 | combo[c].max_interfaces = i; | |
6074 | combo[c].n_limits = i; | |
6075 | combo[c].limits = p2p_limits; | |
6076 | } | |
6077 | ||
6078 | if (mbss) { | |
6079 | c++; | |
6080 | combo[c].beacon_int_infra_match = true; | |
6081 | combo[c].num_different_channels = 1; | |
6082 | mbss_limits[0].max = 4; | |
6083 | mbss_limits[0].types = BIT(NL80211_IFTYPE_AP); | |
6084 | combo[c].max_interfaces = 4; | |
6085 | combo[c].n_limits = 1; | |
6086 | combo[c].limits = mbss_limits; | |
6087 | } | |
6088 | wiphy->n_iface_combinations = n_combos; | |
2e5f66fe | 6089 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
6090 | return 0; |
6091 | ||
6092 | err: | |
0882dda3 AS |
6093 | kfree(c0_limits); |
6094 | kfree(p2p_limits); | |
6095 | kfree(mbss_limits); | |
2e5f66fe PF |
6096 | kfree(combo); |
6097 | return -ENOMEM; | |
6098 | } | |
6099 | ||
aa70b4fa AS |
6100 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
6101 | { | |
6102 | /* scheduled scan settings */ | |
6103 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
6104 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
6105 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6106 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
6107 | } | |
6108 | ||
4eb3af7c | 6109 | #ifdef CONFIG_PM |
3021ad9a | 6110 | static struct wiphy_wowlan_support brcmf_wowlan_support = { |
4eb3af7c | 6111 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, |
b9a82f89 HM |
6112 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
6113 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
6114 | .pattern_min_len = 1, | |
6115 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
6116 | }; |
6117 | #endif | |
6118 | ||
3021ad9a | 6119 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy, struct brcmf_if *ifp) |
4eb3af7c HM |
6120 | { |
6121 | #ifdef CONFIG_PM | |
3021ad9a HM |
6122 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
6123 | s32 err; | |
6124 | u32 wowl_cap; | |
6125 | ||
6126 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) { | |
6127 | err = brcmf_fil_iovar_int_get(ifp, "wowl_cap", &wowl_cap); | |
6128 | if (!err) { | |
6129 | if (wowl_cap & BRCMF_WOWL_PFN_FOUND) { | |
6130 | brcmf_wowlan_support.flags |= | |
6131 | WIPHY_WOWLAN_NET_DETECT; | |
6132 | init_waitqueue_head(&cfg->wowl.nd_data_wait); | |
6133 | } | |
6134 | } | |
6135 | } | |
4eb3af7c HM |
6136 | wiphy->wowlan = &brcmf_wowlan_support; |
6137 | #endif | |
6138 | } | |
6139 | ||
b48d8916 | 6140 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 6141 | { |
e3faa866 | 6142 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 6143 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 6144 | struct ieee80211_supported_band *band; |
50f32e2d | 6145 | u16 max_interfaces = 0; |
58de92d2 AS |
6146 | __le32 bandlist[3]; |
6147 | u32 n_bands; | |
6148 | int err, i; | |
6149 | ||
aa70b4fa AS |
6150 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
6151 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6c404f34 | 6152 | wiphy->max_num_pmkids = BRCMF_MAXPMKID; |
2e5f66fe PF |
6153 | |
6154 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
6155 | if (err) | |
6156 | return err; | |
6157 | ||
50f32e2d RM |
6158 | for (i = 0, combo = wiphy->iface_combinations; |
6159 | i < wiphy->n_iface_combinations; i++, combo++) { | |
6160 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
6161 | } | |
6162 | ||
6163 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
6164 | i++) { | |
e3faa866 RM |
6165 | u8 *addr = drvr->addresses[i].addr; |
6166 | ||
6167 | memcpy(addr, drvr->mac, ETH_ALEN); | |
6168 | if (i) { | |
6169 | addr[0] |= BIT(1); | |
6170 | addr[ETH_ALEN - 1] ^= i; | |
6171 | } | |
6172 | } | |
6173 | wiphy->addresses = drvr->addresses; | |
6174 | wiphy->n_addresses = i; | |
6175 | ||
aa70b4fa AS |
6176 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
6177 | wiphy->cipher_suites = __wl_cipher_suites; | |
6178 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
6179 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
6180 | WIPHY_FLAG_OFFCHAN_TX | | |
a7b82d47 HM |
6181 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
6182 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) | |
6183 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; | |
7d34b056 | 6184 | if (!ifp->drvr->settings->roamoff) |
aa70b4fa AS |
6185 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; |
6186 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
6187 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
6188 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
6189 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
6190 | |
6191 | /* vendor commands/events support */ | |
6192 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
6193 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
6194 | ||
4eb3af7c | 6195 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
3021ad9a | 6196 | brcmf_wiphy_wowl_params(wiphy, ifp); |
58de92d2 AS |
6197 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
6198 | sizeof(bandlist)); | |
6199 | if (err) { | |
6200 | brcmf_err("could not obtain band info: err=%d\n", err); | |
6201 | return err; | |
6202 | } | |
6203 | /* first entry in bandlist is number of bands */ | |
6204 | n_bands = le32_to_cpu(bandlist[0]); | |
6205 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
6206 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
6207 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
6208 | GFP_KERNEL); | |
6209 | if (!band) | |
6210 | return -ENOMEM; | |
6211 | ||
6212 | band->channels = kmemdup(&__wl_2ghz_channels, | |
6213 | sizeof(__wl_2ghz_channels), | |
6214 | GFP_KERNEL); | |
6215 | if (!band->channels) { | |
6216 | kfree(band); | |
6217 | return -ENOMEM; | |
6218 | } | |
6219 | ||
6220 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
6221 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
6222 | } | |
6223 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
6224 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
6225 | GFP_KERNEL); | |
6226 | if (!band) | |
6227 | return -ENOMEM; | |
6228 | ||
6229 | band->channels = kmemdup(&__wl_5ghz_channels, | |
6230 | sizeof(__wl_5ghz_channels), | |
6231 | GFP_KERNEL); | |
6232 | if (!band->channels) { | |
6233 | kfree(band); | |
6234 | return -ENOMEM; | |
6235 | } | |
6236 | ||
6237 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
6238 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
6239 | } | |
6240 | } | |
6241 | err = brcmf_setup_wiphybands(wiphy); | |
6242 | return err; | |
5b435de0 AS |
6243 | } |
6244 | ||
27a68fe3 | 6245 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
6246 | { |
6247 | struct net_device *ndev; | |
6248 | struct wireless_dev *wdev; | |
40a23296 | 6249 | struct brcmf_if *ifp; |
5b435de0 AS |
6250 | s32 power_mode; |
6251 | s32 err = 0; | |
6252 | ||
27a68fe3 | 6253 | if (cfg->dongle_up) |
5b435de0 AS |
6254 | return err; |
6255 | ||
27a68fe3 | 6256 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 6257 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
6258 | ifp = netdev_priv(ndev); |
6259 | ||
6260 | /* make sure RF is ready for work */ | |
6261 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 6262 | |
1678ba8e | 6263 | brcmf_dongle_scantime(ifp); |
5b435de0 | 6264 | |
27a68fe3 | 6265 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 6266 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
6267 | if (err) |
6268 | goto default_conf_out; | |
647c9ae0 AS |
6269 | brcmf_dbg(INFO, "power save set to %s\n", |
6270 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 6271 | |
1119e23e | 6272 | err = brcmf_dongle_roam(ifp); |
5b435de0 AS |
6273 | if (err) |
6274 | goto default_conf_out; | |
5dd161ff FL |
6275 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
6276 | NULL, NULL); | |
40a23296 | 6277 | if (err) |
5b435de0 | 6278 | goto default_conf_out; |
5b435de0 | 6279 | |
b3657453 HM |
6280 | brcmf_configure_arp_offload(ifp, true); |
6281 | ||
27a68fe3 | 6282 | cfg->dongle_up = true; |
40a23296 | 6283 | default_conf_out: |
5b435de0 AS |
6284 | |
6285 | return err; | |
6286 | ||
6287 | } | |
6288 | ||
bdf5ff51 | 6289 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 6290 | { |
c1179033 | 6291 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6292 | |
bdf5ff51 | 6293 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
6294 | } |
6295 | ||
bdf5ff51 | 6296 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 6297 | { |
bdf5ff51 | 6298 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 6299 | |
5b435de0 AS |
6300 | /* |
6301 | * While going down, if associated with AP disassociate | |
6302 | * from AP to save power | |
6303 | */ | |
903e0eee | 6304 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 6305 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
6306 | |
6307 | /* Make sure WPA_Supplicant receives all the event | |
6308 | generated due to DISASSOC call to the fw to keep | |
6309 | the state fw and WPA_Supplicant state consistent | |
6310 | */ | |
6311 | brcmf_delay(500); | |
6312 | } | |
6313 | ||
27a68fe3 | 6314 | brcmf_abort_scanning(cfg); |
c1179033 | 6315 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6316 | |
5b435de0 AS |
6317 | return 0; |
6318 | } | |
6319 | ||
bdf5ff51 | 6320 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 6321 | { |
bdf5ff51 AS |
6322 | struct brcmf_if *ifp = netdev_priv(ndev); |
6323 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6324 | s32 err = 0; |
6325 | ||
27a68fe3 | 6326 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6327 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6328 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6329 | |
6330 | return err; | |
6331 | } | |
6332 | ||
bdf5ff51 | 6333 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6334 | { |
bdf5ff51 AS |
6335 | struct brcmf_if *ifp = netdev_priv(ndev); |
6336 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6337 | s32 err = 0; |
6338 | ||
27a68fe3 | 6339 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6340 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6341 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6342 | |
6343 | return err; | |
6344 | } | |
6345 | ||
a7965fbb AS |
6346 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6347 | { | |
6348 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6349 | ||
6350 | return wdev->iftype; | |
6351 | } | |
6352 | ||
bfe81975 HM |
6353 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6354 | unsigned long state) | |
9f440b7b AS |
6355 | { |
6356 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6357 | |
6358 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6359 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6360 | return true; |
9f440b7b | 6361 | } |
e843bb19 | 6362 | return false; |
9f440b7b | 6363 | } |
d3c0b633 AS |
6364 | |
6365 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6366 | u8 action) | |
6367 | { | |
6368 | u8 evt_action; | |
6369 | ||
6370 | mutex_lock(&event->vif_event_lock); | |
6371 | evt_action = event->action; | |
6372 | mutex_unlock(&event->vif_event_lock); | |
6373 | return evt_action == action; | |
6374 | } | |
6375 | ||
6376 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6377 | struct brcmf_cfg80211_vif *vif) | |
6378 | { | |
6379 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6380 | ||
6381 | mutex_lock(&event->vif_event_lock); | |
6382 | event->vif = vif; | |
6383 | event->action = 0; | |
6384 | mutex_unlock(&event->vif_event_lock); | |
6385 | } | |
6386 | ||
6387 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6388 | { | |
6389 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6390 | bool armed; | |
6391 | ||
6392 | mutex_lock(&event->vif_event_lock); | |
6393 | armed = event->vif != NULL; | |
6394 | mutex_unlock(&event->vif_event_lock); | |
6395 | ||
6396 | return armed; | |
6397 | } | |
a9eb0c4b AS |
6398 | |
6399 | int brcmf_cfg80211_wait_vif_event(struct brcmf_cfg80211_info *cfg, | |
6400 | u8 action, ulong timeout) | |
d3c0b633 AS |
6401 | { |
6402 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6403 | ||
6404 | return wait_event_timeout(event->vif_wq, | |
6405 | vif_event_equals(event, action), timeout); | |
6406 | } | |
6407 | ||
73345fd2 HM |
6408 | static s32 brcmf_translate_country_code(struct brcmf_pub *drvr, char alpha2[2], |
6409 | struct brcmf_fil_country_le *ccreq) | |
6410 | { | |
6411 | struct cc_translate *country_codes; | |
6412 | struct cc_entry *cc; | |
6413 | s32 found_index; | |
6414 | int i; | |
6415 | ||
6416 | country_codes = drvr->settings->country_codes; | |
6417 | if (!country_codes) { | |
6418 | brcmf_dbg(TRACE, "No country codes configured for device\n"); | |
6419 | return -EINVAL; | |
6420 | } | |
6421 | ||
6422 | if ((alpha2[0] == ccreq->country_abbrev[0]) && | |
6423 | (alpha2[1] == ccreq->country_abbrev[1])) { | |
6424 | brcmf_dbg(TRACE, "Country code already set\n"); | |
6425 | return -EAGAIN; | |
6426 | } | |
6427 | ||
6428 | found_index = -1; | |
6429 | for (i = 0; i < country_codes->table_size; i++) { | |
6430 | cc = &country_codes->table[i]; | |
6431 | if ((cc->iso3166[0] == '\0') && (found_index == -1)) | |
6432 | found_index = i; | |
6433 | if ((cc->iso3166[0] == alpha2[0]) && | |
6434 | (cc->iso3166[1] == alpha2[1])) { | |
6435 | found_index = i; | |
6436 | break; | |
6437 | } | |
6438 | } | |
6439 | if (found_index == -1) { | |
6440 | brcmf_dbg(TRACE, "No country code match found\n"); | |
6441 | return -EINVAL; | |
6442 | } | |
6443 | memset(ccreq, 0, sizeof(*ccreq)); | |
6444 | ccreq->rev = cpu_to_le32(country_codes->table[found_index].rev); | |
6445 | memcpy(ccreq->ccode, country_codes->table[found_index].cc, | |
6446 | BRCMF_COUNTRY_BUF_SZ); | |
6447 | ccreq->country_abbrev[0] = alpha2[0]; | |
6448 | ccreq->country_abbrev[1] = alpha2[1]; | |
6449 | ccreq->country_abbrev[2] = 0; | |
6450 | ||
6451 | return 0; | |
6452 | } | |
6453 | ||
63db1a49 AS |
6454 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6455 | struct regulatory_request *req) | |
6456 | { | |
6457 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6458 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6459 | struct brcmf_fil_country_le ccreq; | |
73345fd2 | 6460 | s32 err; |
63db1a49 AS |
6461 | int i; |
6462 | ||
63db1a49 AS |
6463 | /* ignore non-ISO3166 country codes */ |
6464 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6465 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
73345fd2 HM |
6466 | brcmf_err("not a ISO3166 code (0x%02x 0x%02x)\n", |
6467 | req->alpha2[0], req->alpha2[1]); | |
63db1a49 AS |
6468 | return; |
6469 | } | |
73345fd2 HM |
6470 | |
6471 | brcmf_dbg(TRACE, "Enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6472 | req->alpha2[0], req->alpha2[1]); | |
6473 | ||
6474 | err = brcmf_fil_iovar_data_get(ifp, "country", &ccreq, sizeof(ccreq)); | |
6475 | if (err) { | |
6476 | brcmf_err("Country code iovar returned err = %d\n", err); | |
6477 | return; | |
6478 | } | |
6479 | ||
6480 | err = brcmf_translate_country_code(ifp->drvr, req->alpha2, &ccreq); | |
6481 | if (err) | |
6482 | return; | |
6483 | ||
6484 | err = brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq)); | |
6485 | if (err) { | |
6486 | brcmf_err("Firmware rejected country setting\n"); | |
8afe0ece AS |
6487 | return; |
6488 | } | |
6489 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6490 | } |
6491 | ||
b48d8916 AS |
6492 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6493 | { | |
0882dda3 AS |
6494 | int i; |
6495 | ||
58de92d2 AS |
6496 | if (!wiphy) |
6497 | return; | |
6498 | ||
0882dda3 AS |
6499 | if (wiphy->iface_combinations) { |
6500 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6501 | kfree(wiphy->iface_combinations[i].limits); | |
6502 | } | |
b48d8916 AS |
6503 | kfree(wiphy->iface_combinations); |
6504 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6505 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6506 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6507 | } | |
6508 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6509 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6510 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6511 | } | |
6512 | wiphy_free(wiphy); | |
6513 | } | |
6514 | ||
ccfd1e81 | 6515 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6516 | struct device *busdev, |
6517 | bool p2pdev_forced) | |
ccfd1e81 | 6518 | { |
46f3b6ee | 6519 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6520 | struct brcmf_cfg80211_info *cfg; |
6521 | struct wiphy *wiphy; | |
6522 | struct brcmf_cfg80211_vif *vif; | |
6523 | struct brcmf_if *ifp; | |
6524 | s32 err = 0; | |
6525 | s32 io_type; | |
b48d8916 | 6526 | u16 *cap = NULL; |
ccfd1e81 AS |
6527 | |
6528 | if (!ndev) { | |
6529 | brcmf_err("ndev is invalid\n"); | |
6530 | return NULL; | |
6531 | } | |
6532 | ||
6533 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6534 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6535 | if (!wiphy) { | |
6536 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6537 | return NULL; |
b48d8916 | 6538 | } |
6896f4fb | 6539 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6540 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6541 | |
6542 | cfg = wiphy_priv(wiphy); | |
6543 | cfg->wiphy = wiphy; | |
6544 | cfg->pub = drvr; | |
6545 | init_vif_event(&cfg->vif_event); | |
6546 | INIT_LIST_HEAD(&cfg->vif_list); | |
6547 | ||
6548 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6549 | if (IS_ERR(vif)) |
6550 | goto wiphy_out; | |
ccfd1e81 AS |
6551 | |
6552 | vif->ifp = ifp; | |
6553 | vif->wdev.netdev = ndev; | |
6554 | ndev->ieee80211_ptr = &vif->wdev; | |
6555 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6556 | ||
6557 | err = wl_init_priv(cfg); | |
6558 | if (err) { | |
6559 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6560 | brcmf_free_vif(vif); |
6561 | goto wiphy_out; | |
ccfd1e81 AS |
6562 | } |
6563 | ifp->vif = vif; | |
6564 | ||
b48d8916 AS |
6565 | /* determine d11 io type before wiphy setup */ |
6566 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6567 | if (err) { |
b48d8916 AS |
6568 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6569 | goto priv_out; | |
ccfd1e81 | 6570 | } |
b48d8916 AS |
6571 | cfg->d11inf.io_type = (u8)io_type; |
6572 | brcmu_d11_attach(&cfg->d11inf); | |
6573 | ||
6574 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6575 | if (err < 0) | |
6576 | goto priv_out; | |
6577 | ||
6578 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6579 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6580 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6581 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6582 | ||
6583 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6584 | * cfg80211 here that we do and have it decide we can enable | |
6585 | * it. But first check if device does support 2G operation. | |
6586 | */ | |
6587 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6588 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6589 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6590 | } | |
6591 | err = wiphy_register(wiphy); | |
6592 | if (err < 0) { | |
6593 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6594 | goto priv_out; | |
ccfd1e81 AS |
6595 | } |
6596 | ||
6597 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6598 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6599 | */ | |
b48d8916 AS |
6600 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6601 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6602 | if (!err) |
6603 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6604 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6605 | else |
6606 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6607 | } |
2b76acdb HM |
6608 | /* p2p might require that "if-events" get processed by fweh. So |
6609 | * activate the already registered event handlers now and activate | |
6610 | * the rest when initialization has completed. drvr->config needs to | |
6611 | * be assigned before activating events. | |
6612 | */ | |
6613 | drvr->config = cfg; | |
6614 | err = brcmf_fweh_activate_events(ifp); | |
6615 | if (err) { | |
6616 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6617 | goto wiphy_unreg_out; | |
6618 | } | |
ccfd1e81 | 6619 | |
ae7c03f6 | 6620 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6621 | if (err) { |
b48d8916 AS |
6622 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6623 | goto wiphy_unreg_out; | |
6624 | } | |
6625 | err = brcmf_btcoex_attach(cfg); | |
6626 | if (err) { | |
6627 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6628 | brcmf_p2p_detach(&cfg->p2p); | |
6629 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6630 | } |
6631 | ||
a7b82d47 HM |
6632 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) { |
6633 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); | |
6634 | if (err) { | |
6635 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
6636 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
6637 | } else { | |
6638 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6639 | brcmf_notify_tdls_peer_event); | |
6640 | } | |
ccfd1e81 | 6641 | } |
ccfd1e81 | 6642 | |
2b76acdb HM |
6643 | /* (re-) activate FWEH event handling */ |
6644 | err = brcmf_fweh_activate_events(ifp); | |
6645 | if (err) { | |
6646 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6647 | goto wiphy_unreg_out; | |
6648 | } | |
6649 | ||
48ed16e8 HM |
6650 | /* Fill in some of the advertised nl80211 supported features */ |
6651 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_SCAN_RANDOM_MAC)) { | |
6652 | wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR; | |
6653 | #ifdef CONFIG_PM | |
6ea09153 FL |
6654 | if (wiphy->wowlan && |
6655 | wiphy->wowlan->flags & WIPHY_WOWLAN_NET_DETECT) | |
48ed16e8 HM |
6656 | wiphy->features |= NL80211_FEATURE_ND_RANDOM_MAC_ADDR; |
6657 | #endif | |
6658 | } | |
6659 | ||
ccfd1e81 AS |
6660 | return cfg; |
6661 | ||
b48d8916 AS |
6662 | wiphy_unreg_out: |
6663 | wiphy_unregister(cfg->wiphy); | |
6664 | priv_out: | |
ccfd1e81 | 6665 | wl_deinit_priv(cfg); |
ccfd1e81 | 6666 | brcmf_free_vif(vif); |
2b5d348e | 6667 | ifp->vif = NULL; |
b48d8916 AS |
6668 | wiphy_out: |
6669 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6670 | return NULL; |
6671 | } | |
6672 | ||
6673 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6674 | { | |
6675 | if (!cfg) | |
6676 | return; | |
6677 | ||
ccfd1e81 | 6678 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6679 | wiphy_unregister(cfg->wiphy); |
ccfd1e81 | 6680 | wl_deinit_priv(cfg); |
b48d8916 | 6681 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6682 | } |