Commit | Line | Data |
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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */ | |
18 | ||
19 | #include <linux/kernel.h> | |
5b435de0 | 20 | #include <linux/etherdevice.h> |
68ca395f | 21 | #include <linux/module.h> |
1bacb048 | 22 | #include <linux/vmalloc.h> |
5b435de0 | 23 | #include <net/cfg80211.h> |
cbaa177d | 24 | #include <net/netlink.h> |
5b435de0 AS |
25 | |
26 | #include <brcmu_utils.h> | |
27 | #include <defs.h> | |
28 | #include <brcmu_wifi.h> | |
122d3d04 | 29 | #include "core.h" |
a8e8ed34 | 30 | #include "debug.h" |
40c1c249 | 31 | #include "tracepoint.h" |
7a5c1f64 | 32 | #include "fwil_types.h" |
9f440b7b | 33 | #include "p2p.h" |
61730d4d | 34 | #include "btcoex.h" |
bfe81975 | 35 | #include "cfg80211.h" |
c08437b4 | 36 | #include "feature.h" |
81f5dcb8 | 37 | #include "fwil.h" |
8851cce0 | 38 | #include "proto.h" |
1bacb048 | 39 | #include "vendor.h" |
d14f78b9 | 40 | #include "bus.h" |
6b89dcb3 | 41 | #include "common.h" |
5b435de0 | 42 | |
e5806072 AS |
43 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
44 | #define BRCMF_PNO_VERSION 2 | |
45 | #define BRCMF_PNO_TIME 30 | |
46 | #define BRCMF_PNO_REPEAT 4 | |
47 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
48 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
49 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
50 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
51 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
52 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
53 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
54 | ||
1a873342 HM |
55 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
56 | #define WPA_OUI_TYPE 1 | |
57 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
58 | #define WME_OUI_TYPE 2 | |
89286dc9 | 59 | #define WPS_OUI_TYPE 4 |
1a873342 HM |
60 | |
61 | #define VS_IE_FIXED_HDR_LEN 6 | |
62 | #define WPA_IE_VERSION_LEN 2 | |
63 | #define WPA_IE_MIN_OUI_LEN 4 | |
64 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
65 | ||
66 | #define WPA_CIPHER_NONE 0 /* None */ | |
67 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
68 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
69 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
70 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
71 | ||
72 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
73 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
74 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
75 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
76 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
77 | ||
78 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
79 | * string :"add", "del" (+ NUL) | |
80 | */ | |
81 | #define VNDR_IE_COUNT_OFFSET 4 | |
82 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
83 | #define VNDR_IE_VSIE_OFFSET 12 | |
84 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 85 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
86 | |
87 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
88 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 89 | |
89286dc9 HM |
90 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
91 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
92 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
93 | ||
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 | ||
3021ad9a HM |
241 | /* Function prototype forward declarations */ |
242 | static int | |
243 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
244 | struct net_device *ndev, | |
245 | struct cfg80211_sched_scan_request *request); | |
246 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
247 | struct net_device *ndev); | |
248 | static s32 | |
249 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, | |
250 | const struct brcmf_event_msg *e, void *data); | |
251 | ||
ef6ac17a | 252 | |
5a394eba AS |
253 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
254 | struct cfg80211_chan_def *ch) | |
600a897d AS |
255 | { |
256 | struct brcmu_chan ch_inf; | |
257 | s32 primary_offset; | |
258 | ||
259 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
260 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
261 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
262 | primary_offset = ch->center_freq1 - ch->chan->center_freq; | |
263 | switch (ch->width) { | |
264 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 265 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
266 | ch_inf.bw = BRCMU_CHAN_BW_20; |
267 | WARN_ON(primary_offset != 0); | |
268 | break; | |
269 | case NL80211_CHAN_WIDTH_40: | |
270 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
271 | if (primary_offset < 0) | |
272 | ch_inf.sb = BRCMU_CHAN_SB_U; | |
273 | else | |
274 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
275 | break; | |
276 | case NL80211_CHAN_WIDTH_80: | |
277 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
278 | if (primary_offset < 0) { | |
279 | if (primary_offset < -CH_10MHZ_APART) | |
280 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
281 | else | |
282 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
283 | } else { | |
284 | if (primary_offset > CH_10MHZ_APART) | |
285 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
286 | else | |
287 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
288 | } | |
289 | break; | |
0cd75b19 AS |
290 | case NL80211_CHAN_WIDTH_80P80: |
291 | case NL80211_CHAN_WIDTH_160: | |
292 | case NL80211_CHAN_WIDTH_5: | |
293 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
294 | default: |
295 | WARN_ON_ONCE(1); | |
296 | } | |
297 | switch (ch->chan->band) { | |
298 | case IEEE80211_BAND_2GHZ: | |
299 | ch_inf.band = BRCMU_CHAN_BAND_2G; | |
300 | break; | |
301 | case IEEE80211_BAND_5GHZ: | |
302 | ch_inf.band = BRCMU_CHAN_BAND_5G; | |
303 | break; | |
0cd75b19 | 304 | case IEEE80211_BAND_60GHZ: |
600a897d AS |
305 | default: |
306 | WARN_ON_ONCE(1); | |
307 | } | |
308 | d11inf->encchspec(&ch_inf); | |
309 | ||
310 | return ch_inf.chspec; | |
311 | } | |
312 | ||
83cf17aa FL |
313 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
314 | struct ieee80211_channel *ch) | |
6e186166 | 315 | { |
83cf17aa | 316 | struct brcmu_chan ch_inf; |
6e186166 | 317 | |
83cf17aa FL |
318 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
319 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
320 | d11inf->encchspec(&ch_inf); | |
6e186166 | 321 | |
83cf17aa | 322 | return ch_inf.chspec; |
6e186166 AS |
323 | } |
324 | ||
89286dc9 HM |
325 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
326 | * triples, returning a pointer to the substring whose first element | |
327 | * matches tag | |
328 | */ | |
4b5800fe JB |
329 | const struct brcmf_tlv * |
330 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 331 | { |
4b5800fe JB |
332 | const struct brcmf_tlv *elt = buf; |
333 | int totlen = buflen; | |
89286dc9 HM |
334 | |
335 | /* find tagged parameter */ | |
336 | while (totlen >= TLV_HDR_LEN) { | |
337 | int len = elt->len; | |
338 | ||
339 | /* validate remaining totlen */ | |
340 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
341 | return elt; | |
342 | ||
343 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
344 | totlen -= (len + TLV_HDR_LEN); | |
345 | } | |
346 | ||
347 | return NULL; | |
348 | } | |
349 | ||
350 | /* Is any of the tlvs the expected entry? If | |
351 | * not update the tlvs buffer pointer/length. | |
352 | */ | |
353 | static bool | |
4b5800fe JB |
354 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
355 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
356 | { |
357 | /* If the contents match the OUI and the type */ | |
358 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
359 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
360 | type == ie[TLV_BODY_OFF + oui_len]) { | |
361 | return true; | |
362 | } | |
363 | ||
364 | if (tlvs == NULL) | |
365 | return false; | |
366 | /* point to the next ie */ | |
367 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
368 | /* calculate the length of the rest of the buffer */ | |
369 | *tlvs_len -= (int)(ie - *tlvs); | |
370 | /* update the pointer to the start of the buffer */ | |
371 | *tlvs = ie; | |
372 | ||
373 | return false; | |
374 | } | |
375 | ||
376 | static struct brcmf_vs_tlv * | |
4b5800fe | 377 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 378 | { |
4b5800fe | 379 | const struct brcmf_tlv *ie; |
89286dc9 HM |
380 | |
381 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 382 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
383 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
384 | return (struct brcmf_vs_tlv *)ie; | |
385 | } | |
386 | return NULL; | |
387 | } | |
388 | ||
389 | static struct brcmf_vs_tlv * | |
4b5800fe | 390 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 391 | { |
4b5800fe | 392 | const struct brcmf_tlv *ie; |
89286dc9 HM |
393 | |
394 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
395 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
396 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
397 | return (struct brcmf_vs_tlv *)ie; | |
398 | } | |
399 | return NULL; | |
400 | } | |
401 | ||
39504a2d AS |
402 | static int brcmf_vif_change_validate(struct brcmf_cfg80211_info *cfg, |
403 | struct brcmf_cfg80211_vif *vif, | |
404 | enum nl80211_iftype new_type) | |
405 | { | |
406 | int iftype_num[NUM_NL80211_IFTYPES]; | |
407 | struct brcmf_cfg80211_vif *pos; | |
353c46ac AS |
408 | bool check_combos = false; |
409 | int ret = 0; | |
39504a2d AS |
410 | |
411 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
412 | list_for_each_entry(pos, &cfg->vif_list, list) | |
353c46ac | 413 | if (pos == vif) { |
39504a2d | 414 | iftype_num[new_type]++; |
353c46ac AS |
415 | } else { |
416 | /* concurrent interfaces so need check combinations */ | |
417 | check_combos = true; | |
39504a2d | 418 | iftype_num[pos->wdev.iftype]++; |
353c46ac AS |
419 | } |
420 | ||
421 | if (check_combos) | |
422 | ret = cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
39504a2d | 423 | |
353c46ac | 424 | return ret; |
39504a2d AS |
425 | } |
426 | ||
427 | static int brcmf_vif_add_validate(struct brcmf_cfg80211_info *cfg, | |
428 | enum nl80211_iftype new_type) | |
429 | { | |
430 | int iftype_num[NUM_NL80211_IFTYPES]; | |
431 | struct brcmf_cfg80211_vif *pos; | |
432 | ||
433 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
434 | list_for_each_entry(pos, &cfg->vif_list, list) | |
435 | iftype_num[pos->wdev.iftype]++; | |
436 | ||
437 | iftype_num[new_type]++; | |
438 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
439 | } | |
89286dc9 | 440 | |
5b435de0 AS |
441 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
442 | struct brcmf_wsec_key_le *key_le) | |
443 | { | |
444 | key_le->index = cpu_to_le32(key->index); | |
445 | key_le->len = cpu_to_le32(key->len); | |
446 | key_le->algo = cpu_to_le32(key->algo); | |
447 | key_le->flags = cpu_to_le32(key->flags); | |
448 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
449 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
450 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
451 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
452 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
453 | } | |
454 | ||
f09d0c02 | 455 | static int |
118eb304 | 456 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
457 | { |
458 | int err; | |
459 | struct brcmf_wsec_key_le key_le; | |
460 | ||
461 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 462 | |
118eb304 | 463 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 464 | |
118eb304 | 465 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 466 | sizeof(key_le)); |
f09d0c02 | 467 | |
5b435de0 | 468 | if (err) |
57d6e91a | 469 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
470 | return err; |
471 | } | |
472 | ||
b3657453 HM |
473 | static s32 |
474 | brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable) | |
475 | { | |
476 | s32 err; | |
477 | u32 mode; | |
478 | ||
479 | if (enable) | |
480 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
481 | else | |
482 | mode = 0; | |
483 | ||
484 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
485 | /* is simply not supported and err 0 will be returned */ | |
486 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
487 | if (err) { | |
488 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
489 | mode, err); | |
490 | err = 0; | |
491 | } else { | |
492 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
493 | if (err) { | |
494 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
495 | enable, err); | |
496 | err = 0; | |
497 | } else | |
498 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
499 | enable, mode); | |
500 | } | |
501 | ||
502 | return err; | |
503 | } | |
504 | ||
8851cce0 HM |
505 | static void |
506 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
507 | { | |
8f2b4597 AS |
508 | struct brcmf_cfg80211_vif *vif; |
509 | struct brcmf_if *ifp; | |
510 | ||
511 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
512 | ifp = vif->ifp; | |
8851cce0 HM |
513 | |
514 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
515 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
516 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
517 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
518 | ADDR_DIRECT); | |
519 | else | |
520 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
521 | ADDR_INDIRECT); | |
522 | } | |
523 | ||
a44aa400 HM |
524 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
525 | { | |
526 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
527 | int bsscfgidx; | |
528 | int err; | |
529 | ||
530 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
531 | bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr); | |
532 | if (bsscfgidx < 0) | |
533 | return bsscfgidx; | |
534 | ||
535 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
536 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
537 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
538 | ||
539 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
540 | sizeof(mbss_ssid_le)); | |
541 | if (err < 0) | |
542 | brcmf_err("setting ssid failed %d\n", err); | |
543 | ||
544 | return err; | |
545 | } | |
546 | ||
547 | /** | |
548 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
549 | * | |
550 | * @wiphy: wiphy device of new interface. | |
551 | * @name: name of the new interface. | |
552 | * @flags: not used. | |
553 | * @params: contains mac address for AP device. | |
554 | */ | |
555 | static | |
556 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
557 | u32 *flags, struct vif_params *params) | |
558 | { | |
559 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
560 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
561 | struct brcmf_cfg80211_vif *vif; | |
562 | int err; | |
563 | ||
564 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
565 | return ERR_PTR(-EBUSY); | |
566 | ||
567 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
568 | ||
569 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
570 | if (IS_ERR(vif)) | |
571 | return (struct wireless_dev *)vif; | |
572 | ||
573 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
574 | ||
575 | err = brcmf_cfg80211_request_ap_if(ifp); | |
576 | if (err) { | |
577 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
578 | goto fail; | |
579 | } | |
580 | ||
581 | /* wait for firmware event */ | |
582 | err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_ADD, | |
583 | msecs_to_jiffies(1500)); | |
584 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
585 | if (!err) { | |
586 | brcmf_err("timeout occurred\n"); | |
587 | err = -EIO; | |
588 | goto fail; | |
589 | } | |
590 | ||
591 | /* interface created in firmware */ | |
592 | ifp = vif->ifp; | |
593 | if (!ifp) { | |
594 | brcmf_err("no if pointer provided\n"); | |
595 | err = -ENOENT; | |
596 | goto fail; | |
597 | } | |
598 | ||
599 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
600 | err = brcmf_net_attach(ifp, true); | |
601 | if (err) { | |
602 | brcmf_err("Registering netdevice failed\n"); | |
603 | goto fail; | |
604 | } | |
605 | ||
606 | return &ifp->vif->wdev; | |
607 | ||
608 | fail: | |
609 | brcmf_free_vif(vif); | |
610 | return ERR_PTR(err); | |
611 | } | |
612 | ||
967fe2c8 AS |
613 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
614 | { | |
615 | enum nl80211_iftype iftype; | |
616 | ||
617 | iftype = vif->wdev.iftype; | |
618 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
619 | } | |
620 | ||
621 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
622 | { | |
623 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
624 | } | |
625 | ||
9f440b7b AS |
626 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
627 | const char *name, | |
6bab2e19 | 628 | unsigned char name_assign_type, |
9f440b7b AS |
629 | enum nl80211_iftype type, |
630 | u32 *flags, | |
631 | struct vif_params *params) | |
632 | { | |
8851cce0 | 633 | struct wireless_dev *wdev; |
39504a2d | 634 | int err; |
8851cce0 | 635 | |
9f440b7b | 636 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
39504a2d AS |
637 | err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type); |
638 | if (err) { | |
639 | brcmf_err("iface validation failed: err=%d\n", err); | |
640 | return ERR_PTR(err); | |
641 | } | |
9f440b7b AS |
642 | switch (type) { |
643 | case NL80211_IFTYPE_ADHOC: | |
644 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
645 | case NL80211_IFTYPE_AP_VLAN: |
646 | case NL80211_IFTYPE_WDS: | |
647 | case NL80211_IFTYPE_MONITOR: | |
648 | case NL80211_IFTYPE_MESH_POINT: | |
649 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
650 | case NL80211_IFTYPE_AP: |
651 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
652 | if (!IS_ERR(wdev)) | |
653 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
654 | return wdev; | |
9f440b7b AS |
655 | case NL80211_IFTYPE_P2P_CLIENT: |
656 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 657 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 658 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
659 | if (!IS_ERR(wdev)) |
660 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
661 | return wdev; | |
9f440b7b | 662 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
663 | default: |
664 | return ERR_PTR(-EINVAL); | |
665 | } | |
666 | } | |
667 | ||
5e787f75 DK |
668 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
669 | { | |
c08437b4 | 670 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
671 | brcmf_set_mpc(ifp, mpc); |
672 | } | |
673 | ||
f96aa07e | 674 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 675 | { |
5f4f9f11 AS |
676 | s32 err = 0; |
677 | ||
678 | if (check_vif_up(ifp->vif)) { | |
679 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
680 | if (err) { | |
681 | brcmf_err("fail to set mpc\n"); | |
682 | return; | |
683 | } | |
684 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
685 | } | |
686 | } | |
687 | ||
a0f472ac AS |
688 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
689 | struct brcmf_if *ifp, bool aborted, | |
690 | bool fw_abort) | |
5f4f9f11 AS |
691 | { |
692 | struct brcmf_scan_params_le params_le; | |
693 | struct cfg80211_scan_request *scan_request; | |
694 | s32 err = 0; | |
695 | ||
696 | brcmf_dbg(SCAN, "Enter\n"); | |
697 | ||
698 | /* clear scan request, because the FW abort can cause a second call */ | |
699 | /* to this functon and might cause a double cfg80211_scan_done */ | |
700 | scan_request = cfg->scan_request; | |
701 | cfg->scan_request = NULL; | |
702 | ||
703 | if (timer_pending(&cfg->escan_timeout)) | |
704 | del_timer_sync(&cfg->escan_timeout); | |
705 | ||
706 | if (fw_abort) { | |
707 | /* Do a scan abort to stop the driver's scan engine */ | |
708 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
709 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 710 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
711 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
712 | params_le.scan_type = 0; | |
713 | params_le.channel_num = cpu_to_le32(1); | |
714 | params_le.nprobes = cpu_to_le32(1); | |
715 | params_le.active_time = cpu_to_le32(-1); | |
716 | params_le.passive_time = cpu_to_le32(-1); | |
717 | params_le.home_time = cpu_to_le32(-1); | |
718 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
719 | params_le.channel_list[0] = cpu_to_le16(-1); | |
720 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 721 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
722 | ¶ms_le, sizeof(params_le)); |
723 | if (err) | |
724 | brcmf_err("Scan abort failed\n"); | |
725 | } | |
0f0fe990 | 726 | |
5e787f75 | 727 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 728 | |
5f4f9f11 AS |
729 | /* |
730 | * e-scan can be initiated by scheduled scan | |
731 | * which takes precedence. | |
732 | */ | |
733 | if (cfg->sched_escan) { | |
734 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
735 | cfg->sched_escan = false; | |
736 | if (!aborted) | |
737 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
738 | } else if (scan_request) { |
739 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
740 | aborted ? "Aborted" : "Done"); | |
741 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 742 | } |
6eda4e2c HM |
743 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
744 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
745 | |
746 | return err; | |
747 | } | |
748 | ||
9f440b7b AS |
749 | static |
750 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
751 | { | |
5f4f9f11 AS |
752 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
753 | struct net_device *ndev = wdev->netdev; | |
754 | ||
755 | /* vif event pending in firmware */ | |
756 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
757 | return -EBUSY; | |
758 | ||
759 | if (ndev) { | |
760 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
761 | cfg->escan_info.ifp == netdev_priv(ndev)) |
762 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
763 | true, true); | |
5f4f9f11 AS |
764 | |
765 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
766 | } | |
767 | ||
9f440b7b AS |
768 | switch (wdev->iftype) { |
769 | case NL80211_IFTYPE_ADHOC: | |
770 | case NL80211_IFTYPE_STATION: | |
771 | case NL80211_IFTYPE_AP: | |
772 | case NL80211_IFTYPE_AP_VLAN: | |
773 | case NL80211_IFTYPE_WDS: | |
774 | case NL80211_IFTYPE_MONITOR: | |
775 | case NL80211_IFTYPE_MESH_POINT: | |
776 | return -EOPNOTSUPP; | |
777 | case NL80211_IFTYPE_P2P_CLIENT: | |
778 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 779 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
780 | return brcmf_p2p_del_vif(wiphy, wdev); |
781 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
782 | default: |
783 | return -EINVAL; | |
784 | } | |
785 | return -EOPNOTSUPP; | |
786 | } | |
787 | ||
5b435de0 AS |
788 | static s32 |
789 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
790 | enum nl80211_iftype type, u32 *flags, | |
791 | struct vif_params *params) | |
792 | { | |
7a5c1f64 | 793 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 794 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 795 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 796 | s32 infra = 0; |
1a873342 | 797 | s32 ap = 0; |
5b435de0 AS |
798 | s32 err = 0; |
799 | ||
37a869ec HM |
800 | brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, type=%d\n", ifp->bsscfgidx, |
801 | type); | |
178e9ef9 HM |
802 | |
803 | /* WAR: There are a number of p2p interface related problems which | |
804 | * need to be handled initially (before doing the validate). | |
805 | * wpa_supplicant tends to do iface changes on p2p device/client/go | |
806 | * which are not always possible/allowed. However we need to return | |
807 | * OK otherwise the wpa_supplicant wont start. The situation differs | |
808 | * on configuration and setup (p2pon=1 module param). The first check | |
809 | * is to see if the request is a change to station for p2p iface. | |
810 | */ | |
811 | if ((type == NL80211_IFTYPE_STATION) && | |
812 | ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
813 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) || | |
814 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) { | |
815 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
816 | /* Now depending on whether module param p2pon=1 was used the | |
817 | * response needs to be either 0 or EOPNOTSUPP. The reason is | |
818 | * that if p2pon=1 is used, but a newer supplicant is used then | |
819 | * we should return an error, as this combination wont work. | |
820 | * In other situations 0 is returned and supplicant will start | |
821 | * normally. It will give a trace in cfg80211, but it is the | |
822 | * only way to get it working. Unfortunately this will result | |
823 | * in situation where we wont support new supplicant in | |
824 | * combination with module param p2pon=1, but that is the way | |
825 | * it is. If the user tries this then unloading of driver might | |
826 | * fail/lock. | |
827 | */ | |
828 | if (cfg->p2p.p2pdev_dynamically) | |
829 | return -EOPNOTSUPP; | |
830 | else | |
831 | return 0; | |
832 | } | |
39504a2d AS |
833 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); |
834 | if (err) { | |
835 | brcmf_err("iface validation failed: err=%d\n", err); | |
836 | return err; | |
837 | } | |
5b435de0 AS |
838 | switch (type) { |
839 | case NL80211_IFTYPE_MONITOR: | |
840 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
841 | brcmf_err("type (%d) : currently we do not support this type\n", |
842 | type); | |
5b435de0 AS |
843 | return -EOPNOTSUPP; |
844 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
845 | infra = 0; |
846 | break; | |
847 | case NL80211_IFTYPE_STATION: | |
5b435de0 AS |
848 | infra = 1; |
849 | break; | |
1a873342 | 850 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 851 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
852 | ap = 1; |
853 | break; | |
5b435de0 AS |
854 | default: |
855 | err = -EINVAL; | |
856 | goto done; | |
857 | } | |
858 | ||
1a873342 | 859 | if (ap) { |
7a5c1f64 HM |
860 | if (type == NL80211_IFTYPE_P2P_GO) { |
861 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
862 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
863 | } | |
864 | if (!err) { | |
7a5c1f64 HM |
865 | brcmf_dbg(INFO, "IF Type = AP\n"); |
866 | } | |
5b435de0 | 867 | } else { |
128ce3b6 | 868 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 869 | if (err) { |
57d6e91a | 870 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
871 | err = -EAGAIN; |
872 | goto done; | |
873 | } | |
967fe2c8 | 874 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 875 | "Adhoc" : "Infra"); |
5b435de0 | 876 | } |
1a873342 | 877 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 878 | |
8851cce0 HM |
879 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
880 | ||
5b435de0 | 881 | done: |
d96b801f | 882 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
883 | |
884 | return err; | |
885 | } | |
886 | ||
83cf17aa FL |
887 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
888 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
889 | struct cfg80211_scan_request *request) |
890 | { | |
891 | u32 n_ssids; | |
892 | u32 n_channels; | |
893 | s32 i; | |
894 | s32 offset; | |
029591f3 | 895 | u16 chanspec; |
e756af5b | 896 | char *ptr; |
029591f3 | 897 | struct brcmf_ssid_le ssid_le; |
e756af5b | 898 | |
93803b33 | 899 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
900 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
901 | params_le->scan_type = 0; | |
902 | params_le->channel_num = 0; | |
903 | params_le->nprobes = cpu_to_le32(-1); | |
904 | params_le->active_time = cpu_to_le32(-1); | |
905 | params_le->passive_time = cpu_to_le32(-1); | |
906 | params_le->home_time = cpu_to_le32(-1); | |
907 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
908 | ||
909 | /* if request is null exit so it will be all channel broadcast scan */ | |
910 | if (!request) | |
911 | return; | |
912 | ||
913 | n_ssids = request->n_ssids; | |
914 | n_channels = request->n_channels; | |
915 | /* Copy channel array if applicable */ | |
4e8a008e AS |
916 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
917 | n_channels); | |
e756af5b HM |
918 | if (n_channels > 0) { |
919 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
920 | chanspec = channel_to_chanspec(&cfg->d11inf, |
921 | request->channels[i]); | |
4e8a008e AS |
922 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
923 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 924 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
925 | } |
926 | } else { | |
4e8a008e | 927 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
928 | } |
929 | /* Copy ssid array if applicable */ | |
4e8a008e | 930 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
931 | if (n_ssids > 0) { |
932 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
933 | n_channels * sizeof(u16); | |
934 | offset = roundup(offset, sizeof(u32)); | |
935 | ptr = (char *)params_le + offset; | |
936 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
937 | memset(&ssid_le, 0, sizeof(ssid_le)); |
938 | ssid_le.SSID_len = | |
939 | cpu_to_le32(request->ssids[i].ssid_len); | |
940 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
941 | request->ssids[i].ssid_len); | |
942 | if (!ssid_le.SSID_len) | |
4e8a008e | 943 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 944 | else |
4e8a008e AS |
945 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
946 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
947 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
948 | ptr += sizeof(ssid_le); | |
e756af5b HM |
949 | } |
950 | } else { | |
4e8a008e | 951 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 952 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
953 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
954 | params_le->ssid_le.SSID, | |
955 | request->ssids->ssid_len); | |
e756af5b HM |
956 | params_le->ssid_le.SSID_len = |
957 | cpu_to_le32(request->ssids->ssid_len); | |
958 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
959 | request->ssids->ssid_len); | |
960 | } | |
961 | } | |
962 | /* Adding mask to channel numbers */ | |
963 | params_le->channel_num = | |
964 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
965 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
966 | } | |
967 | ||
e756af5b | 968 | static s32 |
a0f472ac | 969 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
c4958106 | 970 | struct cfg80211_scan_request *request) |
e756af5b HM |
971 | { |
972 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
973 | offsetof(struct brcmf_escan_params_le, params_le); | |
974 | struct brcmf_escan_params_le *params; | |
975 | s32 err = 0; | |
976 | ||
4e8a008e | 977 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
978 | |
979 | if (request != NULL) { | |
980 | /* Allocate space for populating ssids in struct */ | |
981 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
982 | ||
983 | /* Allocate space for populating ssids in struct */ | |
e9a6ca82 | 984 | params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids; |
e756af5b HM |
985 | } |
986 | ||
987 | params = kzalloc(params_size, GFP_KERNEL); | |
988 | if (!params) { | |
989 | err = -ENOMEM; | |
990 | goto exit; | |
991 | } | |
992 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 993 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b | 994 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
c4958106 | 995 | params->action = cpu_to_le16(WL_ESCAN_ACTION_START); |
e756af5b HM |
996 | params->sync_id = cpu_to_le16(0x1234); |
997 | ||
a0f472ac | 998 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
999 | if (err) { |
1000 | if (err == -EBUSY) | |
647c9ae0 | 1001 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 1002 | else |
57d6e91a | 1003 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1004 | } |
1005 | ||
1006 | kfree(params); | |
1007 | exit: | |
1008 | return err; | |
1009 | } | |
1010 | ||
1011 | static s32 | |
27a68fe3 | 1012 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 1013 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
1014 | { |
1015 | s32 err; | |
81f5dcb8 | 1016 | u32 passive_scan; |
e756af5b | 1017 | struct brcmf_scan_results *results; |
9f440b7b | 1018 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 1019 | |
4e8a008e | 1020 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 1021 | escan->ifp = ifp; |
9f440b7b AS |
1022 | escan->wiphy = wiphy; |
1023 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 1024 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 1025 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1026 | passive_scan); |
e756af5b | 1027 | if (err) { |
57d6e91a | 1028 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1029 | return err; |
1030 | } | |
5e787f75 | 1031 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1032 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1033 | results->version = 0; |
1034 | results->count = 0; | |
1035 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1036 | ||
c4958106 | 1037 | err = escan->run(cfg, ifp, request); |
e756af5b | 1038 | if (err) |
5e787f75 | 1039 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1040 | return err; |
1041 | } | |
1042 | ||
1043 | static s32 | |
a0f472ac | 1044 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1045 | struct cfg80211_scan_request *request, |
1046 | struct cfg80211_ssid *this_ssid) | |
1047 | { | |
a0f472ac AS |
1048 | struct brcmf_if *ifp = vif->ifp; |
1049 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1050 | struct cfg80211_ssid *ssids; |
81f5dcb8 | 1051 | u32 passive_scan; |
e756af5b HM |
1052 | bool escan_req; |
1053 | bool spec_scan; | |
1054 | s32 err; | |
675f5d82 | 1055 | struct brcmf_ssid_le ssid_le; |
e756af5b HM |
1056 | u32 SSID_len; |
1057 | ||
4e8a008e | 1058 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1059 | |
c1179033 | 1060 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1061 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1062 | return -EAGAIN; |
1063 | } | |
c1179033 | 1064 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1065 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1066 | cfg->scan_status); | |
e756af5b HM |
1067 | return -EAGAIN; |
1068 | } | |
1687eee2 AS |
1069 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1070 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1071 | cfg->scan_status); | |
1072 | return -EAGAIN; | |
1073 | } | |
c1179033 | 1074 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1075 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1076 | return -EAGAIN; |
1077 | } | |
1078 | ||
0f8ffe17 | 1079 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1080 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1081 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1082 | |
e756af5b HM |
1083 | escan_req = false; |
1084 | if (request) { | |
1085 | /* scan bss */ | |
1086 | ssids = request->ssids; | |
1087 | escan_req = true; | |
1088 | } else { | |
1089 | /* scan in ibss */ | |
1090 | /* we don't do escan in ibss */ | |
1091 | ssids = this_ssid; | |
1092 | } | |
1093 | ||
27a68fe3 | 1094 | cfg->scan_request = request; |
c1179033 | 1095 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1096 | if (escan_req) { |
9f440b7b | 1097 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1098 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1099 | if (err) |
1100 | goto scan_out; | |
1101 | ||
a0f472ac | 1102 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1103 | if (err) |
e756af5b HM |
1104 | goto scan_out; |
1105 | } else { | |
4e8a008e AS |
1106 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1107 | ssids->ssid, ssids->ssid_len); | |
675f5d82 HM |
1108 | memset(&ssid_le, 0, sizeof(ssid_le)); |
1109 | SSID_len = min_t(u8, sizeof(ssid_le.SSID), ssids->ssid_len); | |
1110 | ssid_le.SSID_len = cpu_to_le32(0); | |
e756af5b HM |
1111 | spec_scan = false; |
1112 | if (SSID_len) { | |
675f5d82 HM |
1113 | memcpy(ssid_le.SSID, ssids->ssid, SSID_len); |
1114 | ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
e756af5b HM |
1115 | spec_scan = true; |
1116 | } else | |
4e8a008e | 1117 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1118 | |
81f5dcb8 | 1119 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1120 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1121 | passive_scan); |
e756af5b | 1122 | if (err) { |
57d6e91a | 1123 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1124 | goto scan_out; |
1125 | } | |
5e787f75 | 1126 | brcmf_scan_config_mpc(ifp, 0); |
675f5d82 HM |
1127 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &ssid_le, |
1128 | sizeof(ssid_le)); | |
e756af5b HM |
1129 | if (err) { |
1130 | if (err == -EBUSY) | |
647c9ae0 | 1131 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
675f5d82 | 1132 | ssid_le.SSID); |
e756af5b | 1133 | else |
57d6e91a | 1134 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1135 | |
5e787f75 | 1136 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1137 | goto scan_out; |
1138 | } | |
1139 | } | |
1140 | ||
661fa95d HM |
1141 | /* Arm scan timeout timer */ |
1142 | mod_timer(&cfg->escan_timeout, jiffies + | |
1143 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); | |
1144 | ||
e756af5b HM |
1145 | return 0; |
1146 | ||
1147 | scan_out: | |
c1179033 | 1148 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1149 | cfg->scan_request = NULL; |
e756af5b HM |
1150 | return err; |
1151 | } | |
1152 | ||
5b435de0 | 1153 | static s32 |
0abb5f21 | 1154 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1155 | { |
a0f472ac | 1156 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1157 | s32 err = 0; |
1158 | ||
d96b801f | 1159 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1160 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1161 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1162 | return -EIO; |
1163 | ||
a0f472ac | 1164 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1165 | |
5b435de0 | 1166 | if (err) |
57d6e91a | 1167 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1168 | |
d96b801f | 1169 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1170 | return err; |
1171 | } | |
1172 | ||
1173 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1174 | { | |
1175 | s32 err = 0; | |
1176 | ||
ac24be6f AS |
1177 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1178 | rts_threshold); | |
5b435de0 | 1179 | if (err) |
57d6e91a | 1180 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1181 | |
1182 | return err; | |
1183 | } | |
1184 | ||
1185 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1186 | { | |
1187 | s32 err = 0; | |
1188 | ||
ac24be6f AS |
1189 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1190 | frag_threshold); | |
5b435de0 | 1191 | if (err) |
57d6e91a | 1192 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1193 | |
1194 | return err; | |
1195 | } | |
1196 | ||
1197 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1198 | { | |
1199 | s32 err = 0; | |
b87e2c48 | 1200 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1201 | |
ac24be6f | 1202 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1203 | if (err) { |
57d6e91a | 1204 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1205 | return err; |
1206 | } | |
1207 | return err; | |
1208 | } | |
1209 | ||
1210 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1211 | { | |
27a68fe3 AS |
1212 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1213 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1214 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1215 | s32 err = 0; |
1216 | ||
d96b801f | 1217 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1218 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1219 | return -EIO; |
1220 | ||
1221 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1222 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1223 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1224 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1225 | if (!err) |
1226 | goto done; | |
1227 | } | |
1228 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1229 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1230 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1231 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1232 | if (!err) |
1233 | goto done; | |
1234 | } | |
1235 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1236 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1237 | cfg->conf->retry_long = wiphy->retry_long; | |
1238 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1239 | if (!err) |
1240 | goto done; | |
1241 | } | |
1242 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1243 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1244 | cfg->conf->retry_short = wiphy->retry_short; | |
1245 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1246 | if (!err) |
1247 | goto done; | |
1248 | } | |
1249 | ||
1250 | done: | |
d96b801f | 1251 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1252 | return err; |
1253 | } | |
1254 | ||
5b435de0 AS |
1255 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1256 | { | |
1257 | memset(prof, 0, sizeof(*prof)); | |
1258 | } | |
1259 | ||
9b7a0ddc AS |
1260 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1261 | { | |
1262 | u16 reason; | |
1263 | ||
1264 | switch (e->event_code) { | |
1265 | case BRCMF_E_DEAUTH: | |
1266 | case BRCMF_E_DEAUTH_IND: | |
1267 | case BRCMF_E_DISASSOC_IND: | |
1268 | reason = e->reason; | |
1269 | break; | |
1270 | case BRCMF_E_LINK: | |
1271 | default: | |
1272 | reason = 0; | |
1273 | break; | |
1274 | } | |
1275 | return reason; | |
1276 | } | |
1277 | ||
1278 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1279 | { |
61730d4d | 1280 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1281 | s32 err = 0; |
1282 | ||
d96b801f | 1283 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1284 | |
b0a79088 | 1285 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1286 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1287 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1288 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1289 | if (err) { |
57d6e91a | 1290 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1291 | } |
b0a79088 HM |
1292 | if ((vif->wdev.iftype == NL80211_IFTYPE_STATION) || |
1293 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) | |
1294 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, | |
1295 | true, GFP_KERNEL); | |
5b435de0 | 1296 | } |
903e0eee | 1297 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1298 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1299 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1300 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1301 | } |
1302 | ||
1303 | static s32 | |
1304 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1305 | struct cfg80211_ibss_params *params) | |
1306 | { | |
27a68fe3 | 1307 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1308 | struct brcmf_if *ifp = netdev_priv(ndev); |
1309 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1310 | struct brcmf_join_params join_params; |
1311 | size_t join_params_size = 0; | |
1312 | s32 err = 0; | |
1313 | s32 wsec = 0; | |
1314 | s32 bcnprd; | |
1701261d | 1315 | u16 chanspec; |
e9a6ca82 | 1316 | u32 ssid_len; |
5b435de0 | 1317 | |
d96b801f | 1318 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1319 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1320 | return -EIO; |
1321 | ||
1322 | if (params->ssid) | |
16886735 | 1323 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1324 | else { |
16886735 | 1325 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1326 | return -EOPNOTSUPP; |
1327 | } | |
1328 | ||
c1179033 | 1329 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1330 | |
1331 | if (params->bssid) | |
16886735 | 1332 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1333 | else |
16886735 | 1334 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1335 | |
683b6d3b | 1336 | if (params->chandef.chan) |
16886735 AS |
1337 | brcmf_dbg(CONN, "channel: %d\n", |
1338 | params->chandef.chan->center_freq); | |
5b435de0 | 1339 | else |
16886735 | 1340 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1341 | |
1342 | if (params->channel_fixed) | |
16886735 | 1343 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1344 | else |
16886735 | 1345 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1346 | |
1347 | if (params->ie && params->ie_len) | |
16886735 | 1348 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1349 | else |
16886735 | 1350 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1351 | |
1352 | if (params->beacon_interval) | |
16886735 AS |
1353 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1354 | params->beacon_interval); | |
5b435de0 | 1355 | else |
16886735 | 1356 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1357 | |
1358 | if (params->basic_rates) | |
16886735 | 1359 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1360 | else |
16886735 | 1361 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1362 | |
1363 | if (params->privacy) | |
16886735 | 1364 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1365 | else |
16886735 | 1366 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1367 | |
1368 | /* Configure Privacy for starter */ | |
1369 | if (params->privacy) | |
1370 | wsec |= WEP_ENABLED; | |
1371 | ||
c1179033 | 1372 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1373 | if (err) { |
57d6e91a | 1374 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1375 | goto done; |
1376 | } | |
1377 | ||
1378 | /* Configure Beacon Interval for starter */ | |
1379 | if (params->beacon_interval) | |
1380 | bcnprd = params->beacon_interval; | |
1381 | else | |
1382 | bcnprd = 100; | |
1383 | ||
b87e2c48 | 1384 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1385 | if (err) { |
57d6e91a | 1386 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1387 | goto done; |
1388 | } | |
1389 | ||
1390 | /* Configure required join parameter */ | |
1391 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1392 | ||
1393 | /* SSID */ | |
e9a6ca82 HM |
1394 | ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN); |
1395 | memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len); | |
1396 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1397 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1398 | |
1399 | /* BSSID */ | |
1400 | if (params->bssid) { | |
1401 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
e9a6ca82 | 1402 | join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE; |
6c8c4f72 | 1403 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1404 | } else { |
93803b33 JP |
1405 | eth_broadcast_addr(join_params.params_le.bssid); |
1406 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1407 | } |
1408 | ||
5b435de0 | 1409 | /* Channel */ |
683b6d3b | 1410 | if (params->chandef.chan) { |
5b435de0 AS |
1411 | u32 target_channel; |
1412 | ||
27a68fe3 | 1413 | cfg->channel = |
5b435de0 | 1414 | ieee80211_frequency_to_channel( |
683b6d3b | 1415 | params->chandef.chan->center_freq); |
5b435de0 AS |
1416 | if (params->channel_fixed) { |
1417 | /* adding chanspec */ | |
600a897d AS |
1418 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1419 | ¶ms->chandef); | |
1701261d HM |
1420 | join_params.params_le.chanspec_list[0] = |
1421 | cpu_to_le16(chanspec); | |
1422 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1423 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1424 | } |
1425 | ||
1426 | /* set channel for starter */ | |
27a68fe3 | 1427 | target_channel = cfg->channel; |
b87e2c48 | 1428 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1429 | target_channel); |
5b435de0 | 1430 | if (err) { |
57d6e91a | 1431 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1432 | goto done; |
1433 | } | |
1434 | } else | |
27a68fe3 | 1435 | cfg->channel = 0; |
5b435de0 | 1436 | |
27a68fe3 | 1437 | cfg->ibss_starter = false; |
5b435de0 AS |
1438 | |
1439 | ||
c1179033 | 1440 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1441 | &join_params, join_params_size); |
5b435de0 | 1442 | if (err) { |
57d6e91a | 1443 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1444 | goto done; |
1445 | } | |
1446 | ||
1447 | done: | |
1448 | if (err) | |
c1179033 | 1449 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1450 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1451 | return err; |
1452 | } | |
1453 | ||
1454 | static s32 | |
1455 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1456 | { | |
0abb5f21 | 1457 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1458 | |
d96b801f | 1459 | brcmf_dbg(TRACE, "Enter\n"); |
6a98d64a HM |
1460 | if (!check_vif_up(ifp->vif)) { |
1461 | /* When driver is being unloaded, it can end up here. If an | |
1462 | * error is returned then later on a debug trace in the wireless | |
1463 | * core module will be printed. To avoid this 0 is returned. | |
1464 | */ | |
1465 | return 0; | |
1466 | } | |
5b435de0 | 1467 | |
9b7a0ddc | 1468 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
5b435de0 | 1469 | |
d96b801f | 1470 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1471 | |
12f32370 | 1472 | return 0; |
5b435de0 AS |
1473 | } |
1474 | ||
1475 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1476 | struct cfg80211_connect_params *sme) | |
1477 | { | |
6ac4f4ed | 1478 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1479 | struct brcmf_cfg80211_security *sec; |
1480 | s32 val = 0; | |
1481 | s32 err = 0; | |
1482 | ||
1483 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1484 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1485 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1486 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1487 | else | |
1488 | val = WPA_AUTH_DISABLED; | |
16886735 | 1489 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1490 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1491 | if (err) { |
57d6e91a | 1492 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1493 | return err; |
1494 | } | |
06bb123e | 1495 | sec = &profile->sec; |
5b435de0 AS |
1496 | sec->wpa_versions = sme->crypto.wpa_versions; |
1497 | return err; | |
1498 | } | |
1499 | ||
1500 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1501 | struct cfg80211_connect_params *sme) | |
1502 | { | |
6ac4f4ed | 1503 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1504 | struct brcmf_cfg80211_security *sec; |
1505 | s32 val = 0; | |
1506 | s32 err = 0; | |
1507 | ||
1508 | switch (sme->auth_type) { | |
1509 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1510 | val = 0; | |
16886735 | 1511 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1512 | break; |
1513 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1514 | val = 1; | |
16886735 | 1515 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1516 | break; |
1517 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1518 | val = 2; | |
16886735 | 1519 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1520 | break; |
1521 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1522 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1523 | default: |
1524 | val = 2; | |
57d6e91a | 1525 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1526 | break; |
1527 | } | |
1528 | ||
89286dc9 | 1529 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1530 | if (err) { |
57d6e91a | 1531 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1532 | return err; |
1533 | } | |
06bb123e | 1534 | sec = &profile->sec; |
5b435de0 AS |
1535 | sec->auth_type = sme->auth_type; |
1536 | return err; | |
1537 | } | |
1538 | ||
1539 | static s32 | |
87b7e9e2 DK |
1540 | brcmf_set_wsec_mode(struct net_device *ndev, |
1541 | struct cfg80211_connect_params *sme, bool mfp) | |
5b435de0 | 1542 | { |
6ac4f4ed | 1543 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1544 | struct brcmf_cfg80211_security *sec; |
1545 | s32 pval = 0; | |
1546 | s32 gval = 0; | |
87b7e9e2 | 1547 | s32 wsec; |
5b435de0 AS |
1548 | s32 err = 0; |
1549 | ||
1550 | if (sme->crypto.n_ciphers_pairwise) { | |
1551 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1552 | case WLAN_CIPHER_SUITE_WEP40: | |
1553 | case WLAN_CIPHER_SUITE_WEP104: | |
1554 | pval = WEP_ENABLED; | |
1555 | break; | |
1556 | case WLAN_CIPHER_SUITE_TKIP: | |
1557 | pval = TKIP_ENABLED; | |
1558 | break; | |
1559 | case WLAN_CIPHER_SUITE_CCMP: | |
1560 | pval = AES_ENABLED; | |
1561 | break; | |
1562 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1563 | pval = AES_ENABLED; | |
1564 | break; | |
1565 | default: | |
57d6e91a AS |
1566 | brcmf_err("invalid cipher pairwise (%d)\n", |
1567 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1568 | return -EINVAL; |
1569 | } | |
1570 | } | |
1571 | if (sme->crypto.cipher_group) { | |
1572 | switch (sme->crypto.cipher_group) { | |
1573 | case WLAN_CIPHER_SUITE_WEP40: | |
1574 | case WLAN_CIPHER_SUITE_WEP104: | |
1575 | gval = WEP_ENABLED; | |
1576 | break; | |
1577 | case WLAN_CIPHER_SUITE_TKIP: | |
1578 | gval = TKIP_ENABLED; | |
1579 | break; | |
1580 | case WLAN_CIPHER_SUITE_CCMP: | |
1581 | gval = AES_ENABLED; | |
1582 | break; | |
1583 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1584 | gval = AES_ENABLED; | |
1585 | break; | |
1586 | default: | |
57d6e91a AS |
1587 | brcmf_err("invalid cipher group (%d)\n", |
1588 | sme->crypto.cipher_group); | |
5b435de0 AS |
1589 | return -EINVAL; |
1590 | } | |
1591 | } | |
1592 | ||
16886735 | 1593 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1594 | /* In case of privacy, but no security and WPS then simulate */ |
1595 | /* setting AES. WPS-2.0 allows no security */ | |
1596 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1597 | sme->privacy) | |
1598 | pval = AES_ENABLED; | |
87b7e9e2 DK |
1599 | |
1600 | if (mfp) | |
1601 | wsec = pval | gval | MFP_CAPABLE; | |
1602 | else | |
1603 | wsec = pval | gval; | |
1604 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); | |
5b435de0 | 1605 | if (err) { |
57d6e91a | 1606 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1607 | return err; |
1608 | } | |
1609 | ||
06bb123e | 1610 | sec = &profile->sec; |
5b435de0 AS |
1611 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1612 | sec->cipher_group = sme->crypto.cipher_group; | |
1613 | ||
1614 | return err; | |
1615 | } | |
1616 | ||
1617 | static s32 | |
1618 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1619 | { | |
6ac4f4ed | 1620 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1621 | struct brcmf_cfg80211_security *sec; |
1622 | s32 val = 0; | |
1623 | s32 err = 0; | |
1624 | ||
1625 | if (sme->crypto.n_akm_suites) { | |
89286dc9 HM |
1626 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), |
1627 | "wpa_auth", &val); | |
5b435de0 | 1628 | if (err) { |
57d6e91a | 1629 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1630 | return err; |
1631 | } | |
1632 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1633 | switch (sme->crypto.akm_suites[0]) { | |
1634 | case WLAN_AKM_SUITE_8021X: | |
1635 | val = WPA_AUTH_UNSPECIFIED; | |
1636 | break; | |
1637 | case WLAN_AKM_SUITE_PSK: | |
1638 | val = WPA_AUTH_PSK; | |
1639 | break; | |
1640 | default: | |
57d6e91a AS |
1641 | brcmf_err("invalid cipher group (%d)\n", |
1642 | sme->crypto.cipher_group); | |
5b435de0 AS |
1643 | return -EINVAL; |
1644 | } | |
1645 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1646 | switch (sme->crypto.akm_suites[0]) { | |
1647 | case WLAN_AKM_SUITE_8021X: | |
1648 | val = WPA2_AUTH_UNSPECIFIED; | |
1649 | break; | |
1650 | case WLAN_AKM_SUITE_PSK: | |
1651 | val = WPA2_AUTH_PSK; | |
1652 | break; | |
1653 | default: | |
57d6e91a AS |
1654 | brcmf_err("invalid cipher group (%d)\n", |
1655 | sme->crypto.cipher_group); | |
5b435de0 AS |
1656 | return -EINVAL; |
1657 | } | |
1658 | } | |
1659 | ||
16886735 | 1660 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
89286dc9 HM |
1661 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), |
1662 | "wpa_auth", val); | |
5b435de0 | 1663 | if (err) { |
57d6e91a | 1664 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1665 | return err; |
1666 | } | |
1667 | } | |
06bb123e | 1668 | sec = &profile->sec; |
5b435de0 AS |
1669 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1670 | ||
1671 | return err; | |
1672 | } | |
1673 | ||
1674 | static s32 | |
f09d0c02 HM |
1675 | brcmf_set_sharedkey(struct net_device *ndev, |
1676 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1677 | { |
6ac4f4ed | 1678 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1679 | struct brcmf_cfg80211_security *sec; |
1680 | struct brcmf_wsec_key key; | |
1681 | s32 val; | |
1682 | s32 err = 0; | |
1683 | ||
16886735 | 1684 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1685 | |
a718e2fe RV |
1686 | if (sme->key_len == 0) |
1687 | return 0; | |
1688 | ||
06bb123e | 1689 | sec = &profile->sec; |
16886735 AS |
1690 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1691 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1692 | |
1693 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1694 | return 0; | |
1695 | ||
f09d0c02 HM |
1696 | if (!(sec->cipher_pairwise & |
1697 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1698 | return 0; | |
a718e2fe | 1699 | |
f09d0c02 HM |
1700 | memset(&key, 0, sizeof(key)); |
1701 | key.len = (u32) sme->key_len; | |
1702 | key.index = (u32) sme->key_idx; | |
1703 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1704 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1705 | return -EINVAL; |
1706 | } | |
1707 | memcpy(key.data, sme->key, key.len); | |
1708 | key.flags = BRCMF_PRIMARY_KEY; | |
1709 | switch (sec->cipher_pairwise) { | |
1710 | case WLAN_CIPHER_SUITE_WEP40: | |
1711 | key.algo = CRYPTO_ALGO_WEP1; | |
1712 | break; | |
1713 | case WLAN_CIPHER_SUITE_WEP104: | |
1714 | key.algo = CRYPTO_ALGO_WEP128; | |
1715 | break; | |
1716 | default: | |
57d6e91a AS |
1717 | brcmf_err("Invalid algorithm (%d)\n", |
1718 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1719 | return -EINVAL; |
1720 | } | |
1721 | /* Set the new key/index */ | |
16886735 AS |
1722 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1723 | key.len, key.index, key.algo); | |
1724 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1725 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1726 | if (err) |
1727 | return err; | |
1728 | ||
1729 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1730 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1731 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1732 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1733 | if (err) |
57d6e91a | 1734 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1735 | } |
1736 | return err; | |
1737 | } | |
1738 | ||
cbb1ec94 AS |
1739 | static |
1740 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1741 | enum nl80211_auth_type type) | |
1742 | { | |
c08437b4 AS |
1743 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1744 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1745 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1746 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1747 | } |
1748 | return type; | |
1749 | } | |
1750 | ||
5b435de0 AS |
1751 | static s32 |
1752 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1753 | struct cfg80211_connect_params *sme) |
5b435de0 | 1754 | { |
27a68fe3 | 1755 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1756 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1757 | struct ieee80211_channel *chan = sme->channel; |
1758 | struct brcmf_join_params join_params; | |
1759 | size_t join_params_size; | |
4b5800fe JB |
1760 | const struct brcmf_tlv *rsn_ie; |
1761 | const struct brcmf_vs_tlv *wpa_ie; | |
1762 | const void *ie; | |
89286dc9 HM |
1763 | u32 ie_len; |
1764 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1765 | u16 chanspec; |
5b435de0 | 1766 | s32 err = 0; |
e9a6ca82 | 1767 | u32 ssid_len; |
5b435de0 | 1768 | |
d96b801f | 1769 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1770 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1771 | return -EIO; |
1772 | ||
1773 | if (!sme->ssid) { | |
57d6e91a | 1774 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1775 | return -EOPNOTSUPP; |
1776 | } | |
1777 | ||
89286dc9 HM |
1778 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1779 | /* A normal (non P2P) connection request setup. */ | |
1780 | ie = NULL; | |
1781 | ie_len = 0; | |
1782 | /* find the WPA_IE */ | |
1783 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1784 | if (wpa_ie) { | |
1785 | ie = wpa_ie; | |
1786 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1787 | } else { | |
1788 | /* find the RSN_IE */ | |
4b5800fe JB |
1789 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1790 | sme->ie_len, | |
89286dc9 HM |
1791 | WLAN_EID_RSN); |
1792 | if (rsn_ie) { | |
1793 | ie = rsn_ie; | |
1794 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1795 | } | |
1796 | } | |
1797 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1798 | } | |
1799 | ||
1800 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1801 | sme->ie, sme->ie_len); | |
1802 | if (err) | |
1803 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1804 | else | |
1805 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1806 | ||
c1179033 | 1807 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1808 | |
1809 | if (chan) { | |
27a68fe3 | 1810 | cfg->channel = |
5b435de0 | 1811 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1812 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1813 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1814 | cfg->channel, chan->center_freq, chanspec); | |
1815 | } else { | |
27a68fe3 | 1816 | cfg->channel = 0; |
1701261d HM |
1817 | chanspec = 0; |
1818 | } | |
5b435de0 | 1819 | |
647c9ae0 | 1820 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1821 | |
1822 | err = brcmf_set_wpa_version(ndev, sme); | |
1823 | if (err) { | |
57d6e91a | 1824 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1825 | goto done; |
1826 | } | |
1827 | ||
cbb1ec94 | 1828 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1829 | err = brcmf_set_auth_type(ndev, sme); |
1830 | if (err) { | |
57d6e91a | 1831 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1832 | goto done; |
1833 | } | |
1834 | ||
87b7e9e2 | 1835 | err = brcmf_set_wsec_mode(ndev, sme, sme->mfp == NL80211_MFP_REQUIRED); |
5b435de0 | 1836 | if (err) { |
57d6e91a | 1837 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1838 | goto done; |
1839 | } | |
1840 | ||
1841 | err = brcmf_set_key_mgmt(ndev, sme); | |
1842 | if (err) { | |
57d6e91a | 1843 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1844 | goto done; |
1845 | } | |
1846 | ||
f09d0c02 | 1847 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1848 | if (err) { |
57d6e91a | 1849 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1850 | goto done; |
1851 | } | |
1852 | ||
89286dc9 HM |
1853 | /* Join with specific BSSID and cached SSID |
1854 | * If SSID is zero join based on BSSID only | |
1855 | */ | |
1856 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1857 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1858 | if (cfg->channel) | |
1859 | join_params_size += sizeof(u16); | |
1860 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1861 | if (ext_join_params == NULL) { | |
1862 | err = -ENOMEM; | |
1863 | goto done; | |
1864 | } | |
e9a6ca82 HM |
1865 | ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN); |
1866 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
1867 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len); | |
1868 | if (ssid_len < IEEE80211_MAX_SSID_LEN) | |
1869 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", | |
1870 | ext_join_params->ssid_le.SSID, ssid_len); | |
63dd99e6 | 1871 | |
89286dc9 HM |
1872 | /* Set up join scan parameters */ |
1873 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1874 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1875 | ||
1876 | if (sme->bssid) | |
1877 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1878 | else | |
93803b33 | 1879 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
1880 | |
1881 | if (cfg->channel) { | |
1882 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
1883 | ||
1884 | ext_join_params->assoc_le.chanspec_list[0] = | |
1885 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
1886 | /* Increase dwell time to receive probe response or detect |
1887 | * beacon from target AP at a noisy air only during connect | |
1888 | * command. | |
1889 | */ | |
1890 | ext_join_params->scan_le.active_time = | |
1891 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
1892 | ext_join_params->scan_le.passive_time = | |
1893 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
1894 | /* To sync with presence period of VSDB GO send probe request | |
1895 | * more frequently. Probe request will be stopped when it gets | |
1896 | * probe response from target AP/GO. | |
1897 | */ | |
1898 | ext_join_params->scan_le.nprobes = | |
1899 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
1900 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
1901 | } else { | |
1902 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
1903 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
1904 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
1905 | } |
1906 | ||
1907 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, | |
1908 | join_params_size); | |
1909 | kfree(ext_join_params); | |
1910 | if (!err) | |
1911 | /* This is it. join command worked, we are done */ | |
1912 | goto done; | |
1913 | ||
1914 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
1915 | memset(&join_params, 0, sizeof(join_params)); |
1916 | join_params_size = sizeof(join_params.ssid_le); | |
1917 | ||
e9a6ca82 HM |
1918 | memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len); |
1919 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1920 | |
89286dc9 HM |
1921 | if (sme->bssid) |
1922 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
1923 | else | |
93803b33 | 1924 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 1925 | |
1701261d HM |
1926 | if (cfg->channel) { |
1927 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1928 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1929 | join_params_size += sizeof(join_params.params_le); | |
1930 | } | |
c1179033 | 1931 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1932 | &join_params, join_params_size); |
5b435de0 | 1933 | if (err) |
89286dc9 | 1934 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1935 | |
1936 | done: | |
1937 | if (err) | |
c1179033 | 1938 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1939 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1940 | return err; |
1941 | } | |
1942 | ||
1943 | static s32 | |
1944 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1945 | u16 reason_code) | |
1946 | { | |
0abb5f21 AS |
1947 | struct brcmf_if *ifp = netdev_priv(ndev); |
1948 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1949 | struct brcmf_scb_val_le scbval; |
1950 | s32 err = 0; | |
1951 | ||
d96b801f | 1952 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1953 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1954 | return -EIO; |
1955 | ||
c1179033 | 1956 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 1957 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 1958 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 1959 | |
06bb123e | 1960 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1961 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1962 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1963 | &scbval, sizeof(scbval)); |
5b435de0 | 1964 | if (err) |
57d6e91a | 1965 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1966 | |
d96b801f | 1967 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1968 | return err; |
1969 | } | |
1970 | ||
1971 | static s32 | |
c8442118 | 1972 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1973 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 1974 | { |
27a68fe3 | 1975 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1976 | struct net_device *ndev = cfg_to_ndev(cfg); |
1977 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
1978 | s32 err; |
1979 | s32 disable; | |
1980 | u32 qdbm = 127; | |
5b435de0 | 1981 | |
60dc35ef | 1982 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 1983 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1984 | return -EIO; |
1985 | ||
1986 | switch (type) { | |
1987 | case NL80211_TX_POWER_AUTOMATIC: | |
1988 | break; | |
1989 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 1990 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 1991 | if (mbm < 0) { |
57d6e91a | 1992 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1993 | err = -EINVAL; |
1994 | goto done; | |
1995 | } | |
60dc35ef HM |
1996 | qdbm = MBM_TO_DBM(4 * mbm); |
1997 | if (qdbm > 127) | |
1998 | qdbm = 127; | |
1999 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 2000 | break; |
60dc35ef HM |
2001 | default: |
2002 | brcmf_err("Unsupported type %d\n", type); | |
2003 | err = -EINVAL; | |
2004 | goto done; | |
5b435de0 AS |
2005 | } |
2006 | /* Make sure radio is off or on as far as software is concerned */ | |
2007 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 2008 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 2009 | if (err) |
57d6e91a | 2010 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 2011 | |
60dc35ef | 2012 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 2013 | if (err) |
57d6e91a | 2014 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
2015 | |
2016 | done: | |
60dc35ef | 2017 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
2018 | return err; |
2019 | } | |
2020 | ||
60dc35ef HM |
2021 | static s32 |
2022 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
2023 | s32 *dbm) | |
5b435de0 | 2024 | { |
27a68fe3 | 2025 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
2026 | struct net_device *ndev = cfg_to_ndev(cfg); |
2027 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2028 | s32 qdbm = 0; | |
2029 | s32 err; | |
5b435de0 | 2030 | |
d96b801f | 2031 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2032 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2033 | return -EIO; |
2034 | ||
60dc35ef | 2035 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 2036 | if (err) { |
57d6e91a | 2037 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2038 | goto done; |
2039 | } | |
60dc35ef | 2040 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2041 | |
2042 | done: | |
60dc35ef | 2043 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2044 | return err; |
2045 | } | |
2046 | ||
2047 | static s32 | |
2048 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2049 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2050 | { |
0abb5f21 | 2051 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2052 | u32 index; |
2053 | u32 wsec; | |
2054 | s32 err = 0; | |
2055 | ||
d96b801f | 2056 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2057 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2058 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2059 | return -EIO; |
2060 | ||
0abb5f21 | 2061 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2062 | if (err) { |
57d6e91a | 2063 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2064 | goto done; |
2065 | } | |
2066 | ||
2067 | if (wsec & WEP_ENABLED) { | |
2068 | /* Just select a new current key */ | |
2069 | index = key_idx; | |
0abb5f21 | 2070 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2071 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2072 | if (err) |
57d6e91a | 2073 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2074 | } |
2075 | done: | |
d96b801f | 2076 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2077 | return err; |
2078 | } | |
2079 | ||
2080 | static s32 | |
2081 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
2082 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
2083 | { | |
992f6068 | 2084 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2085 | struct brcmf_wsec_key key; |
5b435de0 | 2086 | s32 err = 0; |
992f6068 | 2087 | u8 keybuf[8]; |
5b435de0 AS |
2088 | |
2089 | memset(&key, 0, sizeof(key)); | |
2090 | key.index = (u32) key_idx; | |
2091 | /* Instead of bcast for ea address for default wep keys, | |
2092 | driver needs it to be Null */ | |
2093 | if (!is_multicast_ether_addr(mac_addr)) | |
2094 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
2095 | key.len = (u32) params->key_len; | |
2096 | /* check for key index change */ | |
2097 | if (key.len == 0) { | |
2098 | /* key delete */ | |
118eb304 | 2099 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2100 | if (err) |
57d6e91a | 2101 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
2102 | } else { |
2103 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 2104 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
2105 | return -EINVAL; |
2106 | } | |
2107 | ||
16886735 | 2108 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
2109 | memcpy(key.data, params->key, key.len); |
2110 | ||
967fe2c8 | 2111 | if (!brcmf_is_apmode(ifp->vif) && |
992f6068 HM |
2112 | (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
2113 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); | |
5b435de0 AS |
2114 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
2115 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
2116 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
2117 | } | |
2118 | ||
2119 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
2120 | if (params->seq && params->seq_len == 6) { | |
2121 | /* rx iv */ | |
2122 | u8 *ivptr; | |
2123 | ivptr = (u8 *) params->seq; | |
2124 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
2125 | (ivptr[3] << 8) | ivptr[2]; | |
2126 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
2127 | key.iv_initialized = true; | |
2128 | } | |
2129 | ||
2130 | switch (params->cipher) { | |
2131 | case WLAN_CIPHER_SUITE_WEP40: | |
2132 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 2133 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2134 | break; |
2135 | case WLAN_CIPHER_SUITE_WEP104: | |
2136 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 2137 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2138 | break; |
2139 | case WLAN_CIPHER_SUITE_TKIP: | |
2140 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 2141 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2142 | break; |
2143 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
2144 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2145 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2146 | break; |
2147 | case WLAN_CIPHER_SUITE_CCMP: | |
2148 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 2149 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2150 | break; |
2151 | default: | |
57d6e91a | 2152 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2153 | return -EINVAL; |
2154 | } | |
118eb304 | 2155 | err = send_key_to_dongle(ifp, &key); |
f09d0c02 | 2156 | if (err) |
57d6e91a | 2157 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
2158 | } |
2159 | return err; | |
2160 | } | |
2161 | ||
2162 | static s32 | |
2163 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
2164 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
2165 | struct key_params *params) | |
2166 | { | |
0abb5f21 | 2167 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2168 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2169 | s32 val; |
2170 | s32 wsec; | |
2171 | s32 err = 0; | |
2172 | u8 keybuf[8]; | |
2173 | ||
d96b801f | 2174 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2175 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2176 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2177 | return -EIO; |
2178 | ||
118eb304 HM |
2179 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2180 | /* we ignore this key index in this case */ | |
2181 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2182 | return -EINVAL; | |
2183 | } | |
2184 | ||
787eb033 DK |
2185 | if (mac_addr && |
2186 | (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2187 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
d96b801f | 2188 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2189 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
2190 | } | |
5b435de0 | 2191 | |
118eb304 HM |
2192 | key = &ifp->vif->profile.key[key_idx]; |
2193 | memset(key, 0, sizeof(*key)); | |
5b435de0 | 2194 | |
118eb304 HM |
2195 | if (params->key_len > sizeof(key->data)) { |
2196 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
5b435de0 AS |
2197 | err = -EINVAL; |
2198 | goto done; | |
2199 | } | |
118eb304 HM |
2200 | key->len = params->key_len; |
2201 | key->index = key_idx; | |
5b435de0 | 2202 | |
118eb304 HM |
2203 | memcpy(key->data, params->key, key->len); |
2204 | ||
2205 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 AS |
2206 | switch (params->cipher) { |
2207 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2208 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2209 | val = WEP_ENABLED; |
16886735 | 2210 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2211 | break; |
2212 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2213 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2214 | val = WEP_ENABLED; |
16886735 | 2215 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2216 | break; |
2217 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2218 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2219 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2220 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2221 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2222 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2223 | } |
118eb304 | 2224 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2225 | val = TKIP_ENABLED; |
16886735 | 2226 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2227 | break; |
2228 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2229 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2230 | val = AES_ENABLED; |
16886735 | 2231 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2232 | break; |
2233 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2234 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2235 | val = AES_ENABLED; |
16886735 | 2236 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2237 | break; |
2238 | default: | |
57d6e91a | 2239 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2240 | err = -EINVAL; |
2241 | goto done; | |
2242 | } | |
2243 | ||
118eb304 | 2244 | err = send_key_to_dongle(ifp, key); |
5b435de0 AS |
2245 | if (err) |
2246 | goto done; | |
2247 | ||
0abb5f21 | 2248 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2249 | if (err) { |
57d6e91a | 2250 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2251 | goto done; |
2252 | } | |
5b435de0 | 2253 | wsec |= val; |
0abb5f21 | 2254 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2255 | if (err) { |
57d6e91a | 2256 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2257 | goto done; |
2258 | } | |
2259 | ||
5b435de0 | 2260 | done: |
d96b801f | 2261 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2262 | return err; |
2263 | } | |
2264 | ||
2265 | static s32 | |
2266 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2267 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2268 | { | |
0abb5f21 | 2269 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2270 | struct brcmf_wsec_key key; |
2271 | s32 err = 0; | |
5b435de0 | 2272 | |
d96b801f | 2273 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2274 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2275 | return -EIO; |
2276 | ||
118eb304 | 2277 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
256c374f | 2278 | /* we ignore this key index in this case */ |
256c374f HM |
2279 | return -EINVAL; |
2280 | } | |
2281 | ||
5b435de0 AS |
2282 | memset(&key, 0, sizeof(key)); |
2283 | ||
2284 | key.index = (u32) key_idx; | |
2285 | key.flags = BRCMF_PRIMARY_KEY; | |
2286 | key.algo = CRYPTO_ALGO_OFF; | |
2287 | ||
16886735 | 2288 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
2289 | |
2290 | /* Set the new key/index */ | |
118eb304 | 2291 | err = send_key_to_dongle(ifp, &key); |
5b435de0 | 2292 | |
d96b801f | 2293 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2294 | return err; |
2295 | } | |
2296 | ||
2297 | static s32 | |
2298 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2299 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2300 | void (*callback) (void *cookie, struct key_params * params)) | |
2301 | { | |
2302 | struct key_params params; | |
0abb5f21 AS |
2303 | struct brcmf_if *ifp = netdev_priv(ndev); |
2304 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2305 | struct brcmf_cfg80211_security *sec; |
2306 | s32 wsec; | |
2307 | s32 err = 0; | |
2308 | ||
d96b801f | 2309 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2310 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2311 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2312 | return -EIO; |
2313 | ||
2314 | memset(¶ms, 0, sizeof(params)); | |
2315 | ||
0abb5f21 | 2316 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2317 | if (err) { |
57d6e91a | 2318 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2319 | /* Ignore this error, may happen during DISASSOC */ |
2320 | err = -EAGAIN; | |
2321 | goto done; | |
2322 | } | |
c5bf53a8 | 2323 | if (wsec & WEP_ENABLED) { |
06bb123e | 2324 | sec = &profile->sec; |
5b435de0 AS |
2325 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2326 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2327 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2328 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2329 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2330 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2331 | } |
c5bf53a8 | 2332 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2333 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2334 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2335 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2336 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2337 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2338 | } else { |
57d6e91a | 2339 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2340 | err = -EINVAL; |
2341 | goto done; | |
2342 | } | |
2343 | callback(cookie, ¶ms); | |
2344 | ||
2345 | done: | |
d96b801f | 2346 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2347 | return err; |
2348 | } | |
2349 | ||
2350 | static s32 | |
2351 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2352 | struct net_device *ndev, u8 key_idx) | |
2353 | { | |
647c9ae0 | 2354 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2355 | |
2356 | return -EOPNOTSUPP; | |
2357 | } | |
2358 | ||
118eb304 HM |
2359 | static void |
2360 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2361 | { | |
2362 | s32 err; | |
2363 | u8 key_idx; | |
2364 | struct brcmf_wsec_key *key; | |
2365 | s32 wsec; | |
2366 | ||
2367 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2368 | key = &ifp->vif->profile.key[key_idx]; | |
2369 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2370 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2371 | break; | |
2372 | } | |
2373 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2374 | return; | |
2375 | ||
2376 | err = send_key_to_dongle(ifp, key); | |
2377 | if (err) { | |
2378 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2379 | return; | |
2380 | } | |
2381 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2382 | if (err) { | |
2383 | brcmf_err("get wsec error (%d)\n", err); | |
2384 | return; | |
2385 | } | |
2386 | wsec |= WEP_ENABLED; | |
2387 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2388 | if (err) | |
2389 | brcmf_err("set wsec error (%d)\n", err); | |
2390 | } | |
2391 | ||
1f0dc59a AS |
2392 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2393 | { | |
2394 | struct nl80211_sta_flag_update *sfu; | |
2395 | ||
2396 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2397 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2398 | sfu = &si->sta_flags; | |
2399 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2400 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2401 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2402 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2403 | if (fw_sta_flags & BRCMF_STA_WME) | |
2404 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2405 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2406 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2407 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2408 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2409 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2410 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2411 | } | |
2412 | ||
2413 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2414 | { | |
2415 | struct { | |
2416 | __le32 len; | |
2417 | struct brcmf_bss_info_le bss_le; | |
2418 | } *buf; | |
2419 | u16 capability; | |
2420 | int err; | |
2421 | ||
2422 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2423 | if (!buf) | |
2424 | return; | |
2425 | ||
2426 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2427 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2428 | WL_BSS_INFO_MAX); | |
2429 | if (err) { | |
2430 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2431 | return; | |
2432 | } | |
2433 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2434 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2435 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2436 | capability = le16_to_cpu(buf->bss_le.capability); | |
2437 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2438 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2439 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2440 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2441 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2442 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2443 | } | |
2444 | ||
3f5893d1 HM |
2445 | static s32 |
2446 | brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp, | |
2447 | struct station_info *sinfo) | |
2448 | { | |
2449 | struct brcmf_scb_val_le scbval; | |
2450 | struct brcmf_pktcnt_le pktcnt; | |
2451 | s32 err; | |
2452 | u32 rate; | |
2453 | u32 rssi; | |
2454 | ||
2455 | /* Get the current tx rate */ | |
2456 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); | |
2457 | if (err < 0) { | |
2458 | brcmf_err("BRCMF_C_GET_RATE error (%d)\n", err); | |
2459 | return err; | |
2460 | } | |
2461 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); | |
2462 | sinfo->txrate.legacy = rate * 5; | |
2463 | ||
2464 | memset(&scbval, 0, sizeof(scbval)); | |
2465 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scbval, | |
2466 | sizeof(scbval)); | |
2467 | if (err) { | |
2468 | brcmf_err("BRCMF_C_GET_RSSI error (%d)\n", err); | |
2469 | return err; | |
2470 | } | |
2471 | rssi = le32_to_cpu(scbval.val); | |
2472 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2473 | sinfo->signal = rssi; | |
2474 | ||
2475 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_GET_PKTCNTS, &pktcnt, | |
2476 | sizeof(pktcnt)); | |
2477 | if (err) { | |
2478 | brcmf_err("BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err); | |
2479 | return err; | |
2480 | } | |
2481 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS) | | |
2482 | BIT(NL80211_STA_INFO_RX_DROP_MISC) | | |
2483 | BIT(NL80211_STA_INFO_TX_PACKETS) | | |
2484 | BIT(NL80211_STA_INFO_TX_FAILED); | |
2485 | sinfo->rx_packets = le32_to_cpu(pktcnt.rx_good_pkt); | |
2486 | sinfo->rx_dropped_misc = le32_to_cpu(pktcnt.rx_bad_pkt); | |
2487 | sinfo->tx_packets = le32_to_cpu(pktcnt.tx_good_pkt); | |
2488 | sinfo->tx_failed = le32_to_cpu(pktcnt.tx_bad_pkt); | |
2489 | ||
2490 | return 0; | |
2491 | } | |
2492 | ||
5b435de0 AS |
2493 | static s32 |
2494 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2495 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2496 | { |
0abb5f21 | 2497 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2498 | s32 err = 0; |
81f5dcb8 | 2499 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2500 | u32 sta_flags; |
2501 | u32 is_tdls_peer; | |
cae355dc HM |
2502 | s32 total_rssi; |
2503 | s32 count_rssi; | |
2504 | u32 i; | |
5b435de0 | 2505 | |
d96b801f | 2506 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2507 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2508 | return -EIO; |
2509 | ||
3f5893d1 HM |
2510 | if (brcmf_is_ibssmode(ifp->vif)) |
2511 | return brcmf_cfg80211_get_station_ibss(ifp, sinfo); | |
2512 | ||
1f0dc59a AS |
2513 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2514 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2515 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2516 | &sta_info_le, | |
2517 | sizeof(sta_info_le)); | |
2518 | is_tdls_peer = !err; | |
2519 | if (err) { | |
0abb5f21 | 2520 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2521 | &sta_info_le, |
81f5dcb8 | 2522 | sizeof(sta_info_le)); |
1a873342 | 2523 | if (err < 0) { |
57d6e91a | 2524 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2525 | goto done; |
2526 | } | |
1f0dc59a AS |
2527 | } |
2528 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2529 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2530 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2531 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2532 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2533 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2534 | if (is_tdls_peer) | |
2535 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2536 | else | |
2537 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2538 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2539 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2540 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2541 | brcmf_fill_bss_param(ifp, sinfo); | |
2542 | } | |
2543 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2544 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2545 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2546 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2547 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2548 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2549 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2550 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2551 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2552 | if (sinfo->tx_packets) { | |
319090bf | 2553 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
124d5172 HM |
2554 | sinfo->txrate.legacy = |
2555 | le32_to_cpu(sta_info_le.tx_rate) / 100; | |
7f6c562d | 2556 | } |
1f0dc59a AS |
2557 | if (sinfo->rx_packets) { |
2558 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
124d5172 HM |
2559 | sinfo->rxrate.legacy = |
2560 | le32_to_cpu(sta_info_le.rx_rate) / 100; | |
1a873342 | 2561 | } |
1f0dc59a AS |
2562 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2563 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2564 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2565 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2566 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2567 | } | |
cae355dc HM |
2568 | total_rssi = 0; |
2569 | count_rssi = 0; | |
2570 | for (i = 0; i < BRCMF_ANT_MAX; i++) { | |
2571 | if (sta_info_le.rssi[i]) { | |
2572 | sinfo->chain_signal_avg[count_rssi] = | |
2573 | sta_info_le.rssi[i]; | |
2574 | sinfo->chain_signal[count_rssi] = | |
2575 | sta_info_le.rssi[i]; | |
2576 | total_rssi += sta_info_le.rssi[i]; | |
2577 | count_rssi++; | |
2578 | } | |
2579 | } | |
2580 | if (count_rssi) { | |
2581 | sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL); | |
2582 | sinfo->chains = count_rssi; | |
2583 | ||
2584 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2585 | total_rssi /= count_rssi; | |
2586 | sinfo->signal = total_rssi; | |
2587 | } | |
1f0dc59a | 2588 | } |
5b435de0 | 2589 | done: |
d96b801f | 2590 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2591 | return err; |
2592 | } | |
2593 | ||
bf2a7e04 HM |
2594 | static int |
2595 | brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, | |
2596 | int idx, u8 *mac, struct station_info *sinfo) | |
2597 | { | |
2598 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
2599 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2600 | s32 err; | |
2601 | ||
2602 | brcmf_dbg(TRACE, "Enter, idx %d\n", idx); | |
2603 | ||
2604 | if (idx == 0) { | |
2605 | cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST); | |
2606 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST, | |
2607 | &cfg->assoclist, | |
2608 | sizeof(cfg->assoclist)); | |
2609 | if (err) { | |
2610 | brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", | |
2611 | err); | |
2612 | cfg->assoclist.count = 0; | |
2613 | return -EOPNOTSUPP; | |
2614 | } | |
2615 | } | |
2616 | if (idx < le32_to_cpu(cfg->assoclist.count)) { | |
2617 | memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN); | |
2618 | return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo); | |
2619 | } | |
2620 | return -ENOENT; | |
2621 | } | |
2622 | ||
5b435de0 AS |
2623 | static s32 |
2624 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2625 | bool enabled, s32 timeout) | |
2626 | { | |
2627 | s32 pm; | |
2628 | s32 err = 0; | |
27a68fe3 | 2629 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2630 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2631 | |
d96b801f | 2632 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2633 | |
2634 | /* | |
2635 | * Powersave enable/disable request is coming from the | |
2636 | * cfg80211 even before the interface is up. In that | |
2637 | * scenario, driver will be storing the power save | |
27a68fe3 | 2638 | * preference in cfg struct to apply this to |
5b435de0 AS |
2639 | * FW later while initializing the dongle |
2640 | */ | |
27a68fe3 | 2641 | cfg->pwr_save = enabled; |
ce81e317 | 2642 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2643 | |
647c9ae0 | 2644 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2645 | goto done; |
2646 | } | |
2647 | ||
2648 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2649 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2650 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2651 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2652 | pm = PM_OFF; | |
2653 | } | |
647c9ae0 | 2654 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2655 | |
c1179033 | 2656 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2657 | if (err) { |
2658 | if (err == -ENODEV) | |
57d6e91a | 2659 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2660 | else |
57d6e91a | 2661 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2662 | } |
2663 | done: | |
d96b801f | 2664 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2665 | return err; |
2666 | } | |
2667 | ||
27a68fe3 | 2668 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2669 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2670 | { |
27a68fe3 | 2671 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2672 | struct ieee80211_channel *notify_channel; |
2673 | struct cfg80211_bss *bss; | |
2674 | struct ieee80211_supported_band *band; | |
83cf17aa | 2675 | struct brcmu_chan ch; |
5b435de0 AS |
2676 | u16 channel; |
2677 | u32 freq; | |
5b435de0 AS |
2678 | u16 notify_capability; |
2679 | u16 notify_interval; | |
2680 | u8 *notify_ie; | |
2681 | size_t notify_ielen; | |
2682 | s32 notify_signal; | |
2683 | ||
2684 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2685 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2686 | return 0; |
2687 | } | |
2688 | ||
83cf17aa FL |
2689 | if (!bi->ctl_ch) { |
2690 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2691 | cfg->d11inf.decchspec(&ch); | |
2692 | bi->ctl_ch = ch.chnum; | |
2693 | } | |
2694 | channel = bi->ctl_ch; | |
5b435de0 AS |
2695 | |
2696 | if (channel <= CH_MAX_2G_CHANNEL) | |
2697 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2698 | else | |
2699 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2700 | ||
2701 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2702 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2703 | ||
5b435de0 AS |
2704 | notify_capability = le16_to_cpu(bi->capability); |
2705 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2706 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2707 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2708 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2709 | ||
16886735 AS |
2710 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2711 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2712 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2713 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2714 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2715 | |
5bc8c1f2 JB |
2716 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2717 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2718 | (const u8 *)bi->BSSID, | |
2719 | 0, notify_capability, | |
2720 | notify_interval, notify_ie, | |
2721 | notify_ielen, notify_signal, | |
2722 | GFP_KERNEL); | |
5b435de0 | 2723 | |
e78946e1 FL |
2724 | if (!bss) |
2725 | return -ENOMEM; | |
2726 | ||
5b112d3d | 2727 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2728 | |
12f32370 | 2729 | return 0; |
5b435de0 AS |
2730 | } |
2731 | ||
6f09be0a RV |
2732 | static struct brcmf_bss_info_le * |
2733 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2734 | { | |
2735 | if (bss == NULL) | |
2736 | return list->bss_info_le; | |
2737 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2738 | le32_to_cpu(bss->length)); | |
2739 | } | |
2740 | ||
27a68fe3 | 2741 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2742 | { |
2743 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2744 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2745 | s32 err = 0; |
2746 | int i; | |
2747 | ||
ef8596e1 | 2748 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2749 | if (bss_list->count != 0 && |
2750 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2751 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2752 | bss_list->version); | |
5b435de0 AS |
2753 | return -EOPNOTSUPP; |
2754 | } | |
4e8a008e | 2755 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2756 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2757 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2758 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2759 | if (err) |
2760 | break; | |
2761 | } | |
2762 | return err; | |
2763 | } | |
2764 | ||
b0a79088 HM |
2765 | static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg, |
2766 | struct net_device *ndev, const u8 *bssid) | |
5b435de0 | 2767 | { |
27a68fe3 | 2768 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2769 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2770 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2771 | struct ieee80211_supported_band *band; |
e78946e1 | 2772 | struct cfg80211_bss *bss; |
83cf17aa | 2773 | struct brcmu_chan ch; |
5b435de0 AS |
2774 | u8 *buf = NULL; |
2775 | s32 err = 0; | |
5b435de0 | 2776 | u32 freq; |
5b435de0 AS |
2777 | u16 notify_capability; |
2778 | u16 notify_interval; | |
2779 | u8 *notify_ie; | |
2780 | size_t notify_ielen; | |
2781 | s32 notify_signal; | |
2782 | ||
d96b801f | 2783 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2784 | |
2785 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2786 | if (buf == NULL) { | |
2787 | err = -ENOMEM; | |
2788 | goto CleanUp; | |
2789 | } | |
2790 | ||
2791 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2792 | ||
ac24be6f AS |
2793 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2794 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2795 | if (err) { |
57d6e91a | 2796 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2797 | goto CleanUp; |
2798 | } | |
2799 | ||
d34bf64f | 2800 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2801 | |
83cf17aa FL |
2802 | ch.chspec = le16_to_cpu(bi->chanspec); |
2803 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2804 | |
83cf17aa | 2805 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
2806 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
2807 | else | |
2808 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2809 | ||
83cf17aa | 2810 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
b0a79088 | 2811 | cfg->channel = freq; |
5b435de0 AS |
2812 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2813 | ||
5b435de0 AS |
2814 | notify_capability = le16_to_cpu(bi->capability); |
2815 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2816 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2817 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2818 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2819 | ||
83cf17aa | 2820 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq); |
16886735 AS |
2821 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2822 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2823 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2824 | |
5bc8c1f2 JB |
2825 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2826 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2827 | notify_capability, notify_interval, | |
2828 | notify_ie, notify_ielen, notify_signal, | |
2829 | GFP_KERNEL); | |
5b435de0 | 2830 | |
e78946e1 FL |
2831 | if (!bss) { |
2832 | err = -ENOMEM; | |
2833 | goto CleanUp; | |
2834 | } | |
2835 | ||
5b112d3d | 2836 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2837 | |
5b435de0 AS |
2838 | CleanUp: |
2839 | ||
2840 | kfree(buf); | |
2841 | ||
d96b801f | 2842 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2843 | |
2844 | return err; | |
2845 | } | |
2846 | ||
89286dc9 HM |
2847 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2848 | struct brcmf_if *ifp) | |
1a873342 | 2849 | { |
d34bf64f | 2850 | struct brcmf_bss_info_le *bi; |
4b5800fe | 2851 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2852 | u16 beacon_interval; |
2853 | u8 dtim_period; | |
2854 | size_t ie_len; | |
2855 | u8 *ie; | |
2856 | s32 err = 0; | |
2857 | ||
d96b801f | 2858 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2859 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2860 | return err; |
2861 | ||
27a68fe3 | 2862 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2863 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2864 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2865 | if (err) { |
57d6e91a | 2866 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2867 | goto update_bss_info_out; |
2868 | } | |
2869 | ||
27a68fe3 AS |
2870 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2871 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2872 | if (err) |
2873 | goto update_bss_info_out; | |
2874 | ||
2875 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2876 | ie_len = le32_to_cpu(bi->ie_length); | |
2877 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2878 | ||
f8e4b412 | 2879 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2880 | if (tim) |
2881 | dtim_period = tim->data[1]; | |
2882 | else { | |
2883 | /* | |
2884 | * active scan was done so we could not get dtim | |
2885 | * information out of probe response. | |
2886 | * so we speficially query dtim information to dongle. | |
2887 | */ | |
2888 | u32 var; | |
ac24be6f | 2889 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2890 | if (err) { |
57d6e91a | 2891 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2892 | goto update_bss_info_out; |
2893 | } | |
2894 | dtim_period = (u8)var; | |
2895 | } | |
2896 | ||
5b435de0 | 2897 | update_bss_info_out: |
d96b801f | 2898 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2899 | return err; |
2900 | } | |
2901 | ||
18e2f61d | 2902 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2903 | { |
27a68fe3 | 2904 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2905 | |
c1179033 | 2906 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2907 | if (cfg->scan_request) { |
108a4bee | 2908 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2909 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2910 | } |
c1179033 AS |
2911 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2912 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2913 | } |
2914 | ||
e756af5b HM |
2915 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2916 | { | |
27a68fe3 AS |
2917 | struct brcmf_cfg80211_info *cfg = |
2918 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2919 | escan_timeout_work); |
2920 | ||
ef8596e1 | 2921 | brcmf_inform_bss(cfg); |
a0f472ac | 2922 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2923 | } |
2924 | ||
2925 | static void brcmf_escan_timeout(unsigned long data) | |
2926 | { | |
27a68fe3 AS |
2927 | struct brcmf_cfg80211_info *cfg = |
2928 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2929 | |
27a68fe3 | 2930 | if (cfg->scan_request) { |
57d6e91a | 2931 | brcmf_err("timer expired\n"); |
f0799895 | 2932 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2933 | } |
2934 | } | |
2935 | ||
2936 | static s32 | |
83cf17aa FL |
2937 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2938 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2939 | struct brcmf_bss_info_le *bss_info_le) |
2940 | { | |
83cf17aa FL |
2941 | struct brcmu_chan ch_bss, ch_bss_info_le; |
2942 | ||
2943 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
2944 | cfg->d11inf.decchspec(&ch_bss); | |
2945 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
2946 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
2947 | ||
e756af5b | 2948 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 2949 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
2950 | bss_info_le->SSID_len == bss->SSID_len && |
2951 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
2952 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
2953 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2954 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2955 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2956 | ||
e756af5b HM |
2957 | /* preserve max RSSI if the measurements are |
2958 | * both on-channel or both off-channel | |
2959 | */ | |
029591f3 | 2960 | if (bss_info_rssi > bss_rssi) |
e756af5b | 2961 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
2962 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
2963 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
2964 | /* preserve the on-channel rssi measurement |
2965 | * if the new measurement is off channel | |
2966 | */ | |
2967 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 2968 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
2969 | } |
2970 | return 1; | |
2971 | } | |
2972 | return 0; | |
2973 | } | |
2974 | ||
2975 | static s32 | |
1993732e | 2976 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2977 | const struct brcmf_event_msg *e, void *data) |
2978 | { | |
1993732e | 2979 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 2980 | s32 status; |
e756af5b HM |
2981 | struct brcmf_escan_result_le *escan_result_le; |
2982 | struct brcmf_bss_info_le *bss_info_le; | |
2983 | struct brcmf_bss_info_le *bss = NULL; | |
2984 | u32 bi_length; | |
2985 | struct brcmf_scan_results *list; | |
2986 | u32 i; | |
97ed15c7 | 2987 | bool aborted; |
e756af5b | 2988 | |
5c36b99a | 2989 | status = e->status; |
e756af5b | 2990 | |
a0f472ac | 2991 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
37a869ec | 2992 | brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); |
e756af5b HM |
2993 | return -EPERM; |
2994 | } | |
2995 | ||
2996 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2997 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2998 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2999 | if (!escan_result_le) { | |
57d6e91a | 3000 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
3001 | goto exit; |
3002 | } | |
e756af5b | 3003 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
3004 | brcmf_err("Invalid bss_count %d: ignoring\n", |
3005 | escan_result_le->bss_count); | |
e756af5b HM |
3006 | goto exit; |
3007 | } | |
3008 | bss_info_le = &escan_result_le->bss_info_le; | |
3009 | ||
6eda4e2c HM |
3010 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
3011 | goto exit; | |
3012 | ||
3013 | if (!cfg->scan_request) { | |
3014 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
3015 | goto exit; | |
3016 | } | |
3017 | ||
e756af5b HM |
3018 | bi_length = le32_to_cpu(bss_info_le->length); |
3019 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
3020 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
3021 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
3022 | bi_length); | |
e756af5b HM |
3023 | goto exit; |
3024 | } | |
3025 | ||
27a68fe3 | 3026 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
3027 | BIT(NL80211_IFTYPE_ADHOC))) { |
3028 | if (le16_to_cpu(bss_info_le->capability) & | |
3029 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 3030 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
3031 | goto exit; |
3032 | } | |
3033 | } | |
3034 | ||
3035 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 3036 | cfg->escan_info.escan_buf; |
e756af5b | 3037 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 3038 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
3039 | goto exit; |
3040 | } | |
3041 | ||
3042 | for (i = 0; i < list->count; i++) { | |
3043 | bss = bss ? (struct brcmf_bss_info_le *) | |
3044 | ((unsigned char *)bss + | |
3045 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
3046 | if (brcmf_compare_update_same_bss(cfg, bss, |
3047 | bss_info_le)) | |
e756af5b HM |
3048 | goto exit; |
3049 | } | |
27a68fe3 | 3050 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
3051 | bss_info_le, bi_length); |
3052 | list->version = le32_to_cpu(bss_info_le->version); | |
3053 | list->buflen += bi_length; | |
3054 | list->count++; | |
3055 | } else { | |
27a68fe3 | 3056 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
3057 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
3058 | goto exit; | |
27a68fe3 | 3059 | if (cfg->scan_request) { |
27a68fe3 | 3060 | brcmf_inform_bss(cfg); |
97ed15c7 | 3061 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 3062 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 3063 | } else |
6eda4e2c HM |
3064 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
3065 | status); | |
e756af5b HM |
3066 | } |
3067 | exit: | |
12f32370 | 3068 | return 0; |
e756af5b HM |
3069 | } |
3070 | ||
27a68fe3 | 3071 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 3072 | { |
5c36b99a AS |
3073 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
3074 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
3075 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
3076 | /* Init scan_timeout timer */ | |
3077 | init_timer(&cfg->escan_timeout); | |
3078 | cfg->escan_timeout.data = (unsigned long) cfg; | |
3079 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
3080 | INIT_WORK(&cfg->escan_timeout_work, | |
3081 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
3082 | } |
3083 | ||
5addc0de | 3084 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
3085 | { |
3086 | if (ms < 1000 / HZ) { | |
3087 | cond_resched(); | |
3088 | mdelay(ms); | |
3089 | } else { | |
3090 | msleep(ms); | |
3091 | } | |
3092 | } | |
3093 | ||
b9a82f89 HM |
3094 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], |
3095 | u8 *pattern, u32 patternsize, u8 *mask, | |
3096 | u32 packet_offset) | |
3097 | { | |
3098 | struct brcmf_fil_wowl_pattern_le *filter; | |
3099 | u32 masksize; | |
3100 | u32 patternoffset; | |
3101 | u8 *buf; | |
3102 | u32 bufsize; | |
3103 | s32 ret; | |
3104 | ||
3105 | masksize = (patternsize + 7) / 8; | |
3106 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
3107 | ||
3108 | bufsize = sizeof(*filter) + patternsize + masksize; | |
3109 | buf = kzalloc(bufsize, GFP_KERNEL); | |
3110 | if (!buf) | |
3111 | return -ENOMEM; | |
3112 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
3113 | ||
3114 | memcpy(filter->cmd, cmd, 4); | |
3115 | filter->masksize = cpu_to_le32(masksize); | |
3116 | filter->offset = cpu_to_le32(packet_offset); | |
3117 | filter->patternoffset = cpu_to_le32(patternoffset); | |
3118 | filter->patternsize = cpu_to_le32(patternsize); | |
3119 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
3120 | ||
3121 | if ((mask) && (masksize)) | |
3122 | memcpy(buf + sizeof(*filter), mask, masksize); | |
3123 | if ((pattern) && (patternsize)) | |
3124 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
3125 | ||
3126 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
3127 | ||
3128 | kfree(buf); | |
3129 | return ret; | |
3130 | } | |
3131 | ||
3021ad9a HM |
3132 | static s32 |
3133 | brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e, | |
3134 | void *data) | |
3135 | { | |
3136 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
3137 | struct brcmf_pno_scanresults_le *pfn_result; | |
3138 | struct brcmf_pno_net_info_le *netinfo; | |
3139 | ||
3140 | brcmf_dbg(SCAN, "Enter\n"); | |
3141 | ||
3142 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3143 | ||
3144 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { | |
3145 | brcmf_dbg(SCAN, "PFN NET LOST event. Ignore\n"); | |
3146 | return 0; | |
3147 | } | |
3148 | ||
3149 | if (le32_to_cpu(pfn_result->count) < 1) { | |
3150 | brcmf_err("Invalid result count, expected 1 (%d)\n", | |
3151 | le32_to_cpu(pfn_result->count)); | |
3152 | return -EINVAL; | |
3153 | } | |
3154 | ||
3155 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3156 | netinfo = (struct brcmf_pno_net_info_le *)data; | |
3157 | memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); | |
3158 | cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; | |
3159 | cfg->wowl.nd->n_channels = 1; | |
3160 | cfg->wowl.nd->channels[0] = | |
3161 | ieee80211_channel_to_frequency(netinfo->channel, | |
3162 | netinfo->channel <= CH_MAX_2G_CHANNEL ? | |
3163 | NL80211_BAND_2GHZ : NL80211_BAND_5GHZ); | |
3164 | cfg->wowl.nd_info->n_matches = 1; | |
3165 | cfg->wowl.nd_info->matches[0] = cfg->wowl.nd; | |
3166 | ||
3167 | /* Inform (the resume task) that the net detect information was recvd */ | |
3168 | cfg->wowl.nd_data_completed = true; | |
3169 | wake_up(&cfg->wowl.nd_data_wait); | |
3170 | ||
3171 | return 0; | |
3172 | } | |
3173 | ||
aeb64225 HM |
3174 | #ifdef CONFIG_PM |
3175 | ||
3176 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3177 | { | |
3021ad9a | 3178 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
aeb64225 HM |
3179 | struct brcmf_wowl_wakeind_le wake_ind_le; |
3180 | struct cfg80211_wowlan_wakeup wakeup_data; | |
3181 | struct cfg80211_wowlan_wakeup *wakeup; | |
3182 | u32 wakeind; | |
3183 | s32 err; | |
3021ad9a | 3184 | int timeout; |
aeb64225 HM |
3185 | |
3186 | err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le, | |
3187 | sizeof(wake_ind_le)); | |
3021ad9a | 3188 | if (err) { |
aeb64225 HM |
3189 | brcmf_err("Get wowl_wakeind failed, err = %d\n", err); |
3190 | return; | |
3191 | } | |
3192 | ||
3193 | wakeind = le32_to_cpu(wake_ind_le.ucode_wakeind); | |
3194 | if (wakeind & (BRCMF_WOWL_MAGIC | BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | | |
3021ad9a HM |
3195 | BRCMF_WOWL_RETR | BRCMF_WOWL_NET | |
3196 | BRCMF_WOWL_PFN_FOUND)) { | |
aeb64225 HM |
3197 | wakeup = &wakeup_data; |
3198 | memset(&wakeup_data, 0, sizeof(wakeup_data)); | |
3199 | wakeup_data.pattern_idx = -1; | |
3200 | ||
3201 | if (wakeind & BRCMF_WOWL_MAGIC) { | |
3202 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_MAGIC\n"); | |
3203 | wakeup_data.magic_pkt = true; | |
3204 | } | |
3205 | if (wakeind & BRCMF_WOWL_DIS) { | |
3206 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_DIS\n"); | |
3207 | wakeup_data.disconnect = true; | |
3208 | } | |
3209 | if (wakeind & BRCMF_WOWL_BCN) { | |
3210 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_BCN\n"); | |
3211 | wakeup_data.disconnect = true; | |
3212 | } | |
3213 | if (wakeind & BRCMF_WOWL_RETR) { | |
3214 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_RETR\n"); | |
3215 | wakeup_data.disconnect = true; | |
3216 | } | |
3217 | if (wakeind & BRCMF_WOWL_NET) { | |
3218 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_NET\n"); | |
3219 | /* For now always map to pattern 0, no API to get | |
3220 | * correct information available at the moment. | |
3221 | */ | |
3222 | wakeup_data.pattern_idx = 0; | |
3223 | } | |
3021ad9a HM |
3224 | if (wakeind & BRCMF_WOWL_PFN_FOUND) { |
3225 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_PFN_FOUND\n"); | |
3226 | timeout = wait_event_timeout(cfg->wowl.nd_data_wait, | |
3227 | cfg->wowl.nd_data_completed, | |
3228 | BRCMF_ND_INFO_TIMEOUT); | |
3229 | if (!timeout) | |
3230 | brcmf_err("No result for wowl net detect\n"); | |
3231 | else | |
3232 | wakeup_data.net_detect = cfg->wowl.nd_info; | |
3233 | } | |
aeb64225 HM |
3234 | } else { |
3235 | wakeup = NULL; | |
3236 | } | |
3237 | cfg80211_report_wowlan_wakeup(&ifp->vif->wdev, wakeup, GFP_KERNEL); | |
3238 | } | |
3239 | ||
3240 | #else | |
3241 | ||
3242 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3243 | { | |
3244 | } | |
3245 | ||
3246 | #endif /* CONFIG_PM */ | |
3247 | ||
5b435de0 AS |
3248 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) |
3249 | { | |
4eb3af7c HM |
3250 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3251 | struct net_device *ndev = cfg_to_ndev(cfg); | |
3252 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3253 | ||
d96b801f | 3254 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3255 | |
3021ad9a | 3256 | if (cfg->wowl.active) { |
aeb64225 HM |
3257 | brcmf_report_wowl_wakeind(wiphy, ifp); |
3258 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); | |
3259 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); | |
b9a82f89 | 3260 | brcmf_configure_arp_offload(ifp, true); |
4eb3af7c | 3261 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3021ad9a HM |
3262 | cfg->wowl.pre_pmmode); |
3263 | cfg->wowl.active = false; | |
3264 | if (cfg->wowl.nd_enabled) { | |
3265 | brcmf_cfg80211_sched_scan_stop(cfg->wiphy, ifp->ndev); | |
3266 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3267 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3268 | brcmf_notify_sched_scan_results); | |
3269 | cfg->wowl.nd_enabled = false; | |
3270 | } | |
4eb3af7c | 3271 | } |
5b435de0 AS |
3272 | return 0; |
3273 | } | |
3274 | ||
4eb3af7c HM |
3275 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3276 | struct brcmf_if *ifp, | |
3277 | struct cfg80211_wowlan *wowl) | |
3278 | { | |
3279 | u32 wowl_config; | |
b9a82f89 | 3280 | u32 i; |
4eb3af7c HM |
3281 | |
3282 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3283 | ||
b9a82f89 | 3284 | brcmf_configure_arp_offload(ifp, false); |
3021ad9a | 3285 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->wowl.pre_pmmode); |
4eb3af7c HM |
3286 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); |
3287 | ||
3288 | wowl_config = 0; | |
3289 | if (wowl->disconnect) | |
b9a82f89 | 3290 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3291 | if (wowl->magic_pkt) |
b9a82f89 HM |
3292 | wowl_config |= BRCMF_WOWL_MAGIC; |
3293 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3294 | wowl_config |= BRCMF_WOWL_NET; | |
3295 | for (i = 0; i < wowl->n_patterns; i++) { | |
3296 | brcmf_config_wowl_pattern(ifp, "add", | |
3297 | (u8 *)wowl->patterns[i].pattern, | |
3298 | wowl->patterns[i].pattern_len, | |
3299 | (u8 *)wowl->patterns[i].mask, | |
3300 | wowl->patterns[i].pkt_offset); | |
3301 | } | |
3302 | } | |
3021ad9a HM |
3303 | if (wowl->nd_config) { |
3304 | brcmf_cfg80211_sched_scan_start(cfg->wiphy, ifp->ndev, | |
3305 | wowl->nd_config); | |
3306 | wowl_config |= BRCMF_WOWL_PFN_FOUND; | |
3307 | ||
3308 | cfg->wowl.nd_data_completed = false; | |
3309 | cfg->wowl.nd_enabled = true; | |
3310 | /* Now reroute the event for PFN to the wowl function. */ | |
3311 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3312 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3313 | brcmf_wowl_nd_results); | |
3314 | } | |
3315 | if (!test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) | |
3316 | wowl_config |= BRCMF_WOWL_UNASSOC; | |
3317 | ||
aeb64225 | 3318 | brcmf_fil_iovar_data_set(ifp, "wowl_wakeind", "clear", strlen("clear")); |
4eb3af7c HM |
3319 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3320 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3321 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3021ad9a | 3322 | cfg->wowl.active = true; |
4eb3af7c HM |
3323 | } |
3324 | ||
5b435de0 | 3325 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3326 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3327 | { |
27a68fe3 AS |
3328 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3329 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3330 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3331 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3332 | |
d96b801f | 3333 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3334 | |
4eb3af7c | 3335 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3336 | * we can do but pray resume goes smoothly. |
5b435de0 | 3337 | */ |
4eb3af7c | 3338 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3339 | goto exit; |
5b435de0 | 3340 | |
3021ad9a HM |
3341 | /* Stop scheduled scan */ |
3342 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) | |
3343 | brcmf_cfg80211_sched_scan_stop(wiphy, ndev); | |
3344 | ||
7d641072 AS |
3345 | /* end any scanning */ |
3346 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3347 | brcmf_abort_scanning(cfg); |
5b435de0 | 3348 | |
4eb3af7c HM |
3349 | if (wowl == NULL) { |
3350 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3351 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3352 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3353 | continue; | |
3354 | /* While going to suspend if associated with AP | |
3355 | * disassociate from AP to save power while system is | |
3356 | * in suspended state | |
3357 | */ | |
9b7a0ddc | 3358 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3359 | /* Make sure WPA_Supplicant receives all the event |
3360 | * generated due to DISASSOC call to the fw to keep | |
3361 | * the state fw and WPA_Supplicant state consistent | |
3362 | */ | |
3363 | brcmf_delay(500); | |
3364 | } | |
3365 | /* Configure MPC */ | |
3366 | brcmf_set_mpc(ifp, 1); | |
3367 | ||
3368 | } else { | |
3369 | /* Configure WOWL paramaters */ | |
3370 | brcmf_configure_wowl(cfg, ifp, wowl); | |
3371 | } | |
5b435de0 | 3372 | |
7d641072 | 3373 | exit: |
d96b801f | 3374 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
3375 | /* clear any scanning activity */ |
3376 | cfg->scan_status = 0; | |
5b435de0 AS |
3377 | return 0; |
3378 | } | |
3379 | ||
5b435de0 | 3380 | static __used s32 |
6c404f34 | 3381 | brcmf_update_pmklist(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp) |
5b435de0 | 3382 | { |
6c404f34 HM |
3383 | struct brcmf_pmk_list_le *pmk_list; |
3384 | int i; | |
3385 | u32 npmk; | |
3386 | s32 err; | |
5b435de0 | 3387 | |
6c404f34 HM |
3388 | pmk_list = &cfg->pmk_list; |
3389 | npmk = le32_to_cpu(pmk_list->npmk); | |
40c8e95a | 3390 | |
6c404f34 HM |
3391 | brcmf_dbg(CONN, "No of elements %d\n", npmk); |
3392 | for (i = 0; i < npmk; i++) | |
3393 | brcmf_dbg(CONN, "PMK[%d]: %pM\n", i, &pmk_list->pmk[i].bssid); | |
5b435de0 | 3394 | |
6c404f34 HM |
3395 | err = brcmf_fil_iovar_data_set(ifp, "pmkid_info", pmk_list, |
3396 | sizeof(*pmk_list)); | |
5b435de0 AS |
3397 | |
3398 | return err; | |
3399 | } | |
3400 | ||
3401 | static s32 | |
3402 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3403 | struct cfg80211_pmksa *pmksa) | |
3404 | { | |
27a68fe3 | 3405 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3406 | struct brcmf_if *ifp = netdev_priv(ndev); |
6c404f34 HM |
3407 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; |
3408 | s32 err; | |
3409 | u32 npmk, i; | |
5b435de0 | 3410 | |
d96b801f | 3411 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3412 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3413 | return -EIO; |
3414 | ||
6c404f34 HM |
3415 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3416 | for (i = 0; i < npmk; i++) | |
3417 | if (!memcmp(pmksa->bssid, pmk[i].bssid, ETH_ALEN)) | |
5b435de0 | 3418 | break; |
6c404f34 HM |
3419 | if (i < BRCMF_MAXPMKID) { |
3420 | memcpy(pmk[i].bssid, pmksa->bssid, ETH_ALEN); | |
3421 | memcpy(pmk[i].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); | |
3422 | if (i == npmk) { | |
3423 | npmk++; | |
3424 | cfg->pmk_list.npmk = cpu_to_le32(npmk); | |
40c8e95a | 3425 | } |
6c404f34 HM |
3426 | } else { |
3427 | brcmf_err("Too many PMKSA entries cached %d\n", npmk); | |
3428 | return -EINVAL; | |
3429 | } | |
5b435de0 | 3430 | |
6c404f34 HM |
3431 | brcmf_dbg(CONN, "set_pmksa - PMK bssid: %pM =\n", pmk[npmk].bssid); |
3432 | for (i = 0; i < WLAN_PMKID_LEN; i += 4) | |
3433 | brcmf_dbg(CONN, "%02x %02x %02x %02x\n", pmk[npmk].pmkid[i], | |
3434 | pmk[npmk].pmkid[i + 1], pmk[npmk].pmkid[i + 2], | |
3435 | pmk[npmk].pmkid[i + 3]); | |
5b435de0 | 3436 | |
6c404f34 | 3437 | err = brcmf_update_pmklist(cfg, ifp); |
5b435de0 | 3438 | |
d96b801f | 3439 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3440 | return err; |
3441 | } | |
3442 | ||
3443 | static s32 | |
3444 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
6c404f34 | 3445 | struct cfg80211_pmksa *pmksa) |
5b435de0 | 3446 | { |
27a68fe3 | 3447 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3448 | struct brcmf_if *ifp = netdev_priv(ndev); |
6c404f34 HM |
3449 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; |
3450 | s32 err; | |
3451 | u32 npmk, i; | |
5b435de0 | 3452 | |
d96b801f | 3453 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3454 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3455 | return -EIO; |
3456 | ||
6c404f34 | 3457 | brcmf_dbg(CONN, "del_pmksa - PMK bssid = %pM\n", &pmksa->bssid); |
5b435de0 | 3458 | |
6c404f34 HM |
3459 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3460 | for (i = 0; i < npmk; i++) | |
3461 | if (!memcmp(&pmksa->bssid, &pmk[i].bssid, ETH_ALEN)) | |
5b435de0 AS |
3462 | break; |
3463 | ||
6c404f34 HM |
3464 | if ((npmk > 0) && (i < npmk)) { |
3465 | for (; i < (npmk - 1); i++) { | |
3466 | memcpy(&pmk[i].bssid, &pmk[i + 1].bssid, ETH_ALEN); | |
3467 | memcpy(&pmk[i].pmkid, &pmk[i + 1].pmkid, | |
5b435de0 AS |
3468 | WLAN_PMKID_LEN); |
3469 | } | |
6c404f34 HM |
3470 | memset(&pmk[i], 0, sizeof(*pmk)); |
3471 | cfg->pmk_list.npmk = cpu_to_le32(npmk - 1); | |
3472 | } else { | |
3473 | brcmf_err("Cache entry not found\n"); | |
3474 | return -EINVAL; | |
3475 | } | |
5b435de0 | 3476 | |
6c404f34 | 3477 | err = brcmf_update_pmklist(cfg, ifp); |
5b435de0 | 3478 | |
d96b801f | 3479 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3480 | return err; |
3481 | ||
3482 | } | |
3483 | ||
3484 | static s32 | |
3485 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3486 | { | |
27a68fe3 | 3487 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3488 | struct brcmf_if *ifp = netdev_priv(ndev); |
6c404f34 | 3489 | s32 err; |
5b435de0 | 3490 | |
d96b801f | 3491 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 3492 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3493 | return -EIO; |
3494 | ||
6c404f34 HM |
3495 | memset(&cfg->pmk_list, 0, sizeof(cfg->pmk_list)); |
3496 | err = brcmf_update_pmklist(cfg, ifp); | |
5b435de0 | 3497 | |
d96b801f | 3498 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
3499 | return err; |
3500 | ||
3501 | } | |
3502 | ||
e5806072 AS |
3503 | /* |
3504 | * PFN result doesn't have all the info which are | |
3505 | * required by the supplicant | |
3506 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3507 | * via wl_inform_single_bss in the required format. Escan does require the | |
3508 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3509 | * cfg80211_scan_request one out of the received PNO event. | |
3510 | */ | |
3511 | static s32 | |
1993732e | 3512 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
3513 | const struct brcmf_event_msg *e, void *data) |
3514 | { | |
1993732e | 3515 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e5806072 AS |
3516 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3517 | struct cfg80211_scan_request *request = NULL; | |
3518 | struct cfg80211_ssid *ssid = NULL; | |
3519 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3520 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3521 | int err = 0; |
3522 | int channel_req = 0; | |
3523 | int band = 0; | |
3524 | struct brcmf_pno_scanresults_le *pfn_result; | |
3525 | u32 result_count; | |
3526 | u32 status; | |
3527 | ||
4e8a008e | 3528 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 3529 | |
5c36b99a | 3530 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 3531 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
3532 | return 0; |
3533 | } | |
3534 | ||
3535 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3536 | result_count = le32_to_cpu(pfn_result->count); | |
3537 | status = le32_to_cpu(pfn_result->status); | |
3538 | ||
3539 | /* | |
3540 | * PFN event is limited to fit 512 bytes so we may get | |
3541 | * multiple NET_FOUND events. For now place a warning here. | |
3542 | */ | |
3543 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 3544 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
3545 | if (result_count > 0) { |
3546 | int i; | |
3547 | ||
3548 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3549 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3550 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3551 | if (!request || !ssid || !channel) { |
3552 | err = -ENOMEM; | |
3553 | goto out_err; | |
3554 | } | |
3555 | ||
3556 | request->wiphy = wiphy; | |
3557 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3558 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3559 | ||
3560 | for (i = 0; i < result_count; i++) { | |
3561 | netinfo = &netinfo_start[i]; | |
3562 | if (!netinfo) { | |
57d6e91a AS |
3563 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
3564 | i); | |
e5806072 AS |
3565 | err = -EINVAL; |
3566 | goto out_err; | |
3567 | } | |
3568 | ||
4e8a008e AS |
3569 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3570 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
3571 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
3572 | ssid[i].ssid_len = netinfo->SSID_len; | |
3573 | request->n_ssids++; | |
3574 | ||
3575 | channel_req = netinfo->channel; | |
3576 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3577 | band = NL80211_BAND_2GHZ; | |
3578 | else | |
3579 | band = NL80211_BAND_5GHZ; | |
3580 | channel[i].center_freq = | |
3581 | ieee80211_channel_to_frequency(channel_req, | |
3582 | band); | |
3583 | channel[i].band = band; | |
3584 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3585 | request->channels[i] = &channel[i]; | |
3586 | request->n_channels++; | |
3587 | } | |
3588 | ||
3589 | /* assign parsed ssid array */ | |
3590 | if (request->n_ssids) | |
3591 | request->ssids = &ssid[0]; | |
3592 | ||
c1179033 | 3593 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3594 | /* Abort any on-going scan */ |
27a68fe3 | 3595 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3596 | } |
3597 | ||
c1179033 | 3598 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2668b0b1 | 3599 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 3600 | err = brcmf_do_escan(cfg, wiphy, ifp, request); |
e5806072 | 3601 | if (err) { |
c1179033 | 3602 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3603 | goto out_err; |
3604 | } | |
27a68fe3 AS |
3605 | cfg->sched_escan = true; |
3606 | cfg->scan_request = request; | |
e5806072 | 3607 | } else { |
57d6e91a | 3608 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
3609 | goto out_err; |
3610 | } | |
3611 | ||
3612 | kfree(ssid); | |
3613 | kfree(channel); | |
3614 | kfree(request); | |
3615 | return 0; | |
3616 | ||
3617 | out_err: | |
3618 | kfree(ssid); | |
3619 | kfree(channel); | |
3620 | kfree(request); | |
3621 | cfg80211_sched_scan_stopped(wiphy); | |
3622 | return err; | |
3623 | } | |
3624 | ||
e5806072 AS |
3625 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
3626 | { | |
e5806072 AS |
3627 | int ret; |
3628 | ||
3629 | /* Disable pfn */ | |
ac24be6f | 3630 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3631 | if (ret == 0) { |
3632 | /* clear pfn */ | |
ac24be6f AS |
3633 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3634 | NULL, 0); | |
e5806072 AS |
3635 | } |
3636 | if (ret < 0) | |
57d6e91a | 3637 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
3638 | |
3639 | return ret; | |
3640 | } | |
3641 | ||
48ed16e8 HM |
3642 | static int brcmf_dev_pno_config(struct brcmf_if *ifp, |
3643 | struct cfg80211_sched_scan_request *request) | |
e5806072 AS |
3644 | { |
3645 | struct brcmf_pno_param_le pfn_param; | |
48ed16e8 HM |
3646 | struct brcmf_pno_macaddr_le pfn_mac; |
3647 | s32 err; | |
3648 | u8 *mac_mask; | |
3649 | int i; | |
e5806072 AS |
3650 | |
3651 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3652 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3653 | ||
3654 | /* set extra pno params */ | |
3655 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3656 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3657 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3658 | ||
3659 | /* set up pno scan fr */ | |
3660 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3661 | ||
48ed16e8 HM |
3662 | err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param, |
3663 | sizeof(pfn_param)); | |
3664 | if (err) { | |
3665 | brcmf_err("pfn_set failed, err=%d\n", err); | |
3666 | return err; | |
3667 | } | |
3668 | ||
3669 | /* Find out if mac randomization should be turned on */ | |
3670 | if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR)) | |
3671 | return 0; | |
3672 | ||
3673 | pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER; | |
3674 | pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC; | |
3675 | ||
3676 | memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN); | |
3677 | mac_mask = request->mac_addr_mask; | |
3678 | for (i = 0; i < ETH_ALEN; i++) { | |
3679 | pfn_mac.mac[i] &= mac_mask[i]; | |
3680 | pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]); | |
3681 | } | |
3682 | /* Clear multi bit */ | |
3683 | pfn_mac.mac[0] &= 0xFE; | |
3684 | /* Set locally administered */ | |
3685 | pfn_mac.mac[0] |= 0x02; | |
3686 | ||
3687 | err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, | |
3688 | sizeof(pfn_mac)); | |
3689 | if (err) | |
3690 | brcmf_err("pfn_macaddr failed, err=%d\n", err); | |
3691 | ||
3692 | return err; | |
e5806072 AS |
3693 | } |
3694 | ||
3695 | static int | |
3696 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3697 | struct net_device *ndev, | |
3698 | struct cfg80211_sched_scan_request *request) | |
3699 | { | |
c1179033 | 3700 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3701 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3702 | struct brcmf_pno_net_param_le pfn; |
3703 | int i; | |
3704 | int ret = 0; | |
3705 | ||
dc7bdbf1 | 3706 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
4e8a008e | 3707 | request->n_match_sets, request->n_ssids); |
c1179033 | 3708 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 3709 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
3710 | return -EAGAIN; |
3711 | } | |
1687eee2 AS |
3712 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
3713 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3714 | cfg->scan_status); | |
3715 | return -EAGAIN; | |
3716 | } | |
e5806072 | 3717 | |
dc7bdbf1 | 3718 | if (!request->n_ssids || !request->n_match_sets) { |
181f2d17 | 3719 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", |
dc7bdbf1 | 3720 | request->n_ssids); |
e5806072 AS |
3721 | return -EINVAL; |
3722 | } | |
3723 | ||
3724 | if (request->n_ssids > 0) { | |
3725 | for (i = 0; i < request->n_ssids; i++) { | |
3726 | /* Active scan req for ssids */ | |
4e8a008e AS |
3727 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
3728 | request->ssids[i].ssid); | |
e5806072 AS |
3729 | |
3730 | /* | |
3731 | * match_set ssids is a supert set of n_ssid list, | |
3732 | * so we need not add these set seperately. | |
3733 | */ | |
3734 | } | |
3735 | } | |
3736 | ||
3737 | if (request->n_match_sets > 0) { | |
3738 | /* clean up everything */ | |
3739 | ret = brcmf_dev_pno_clean(ndev); | |
3740 | if (ret < 0) { | |
57d6e91a | 3741 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
3742 | return ret; |
3743 | } | |
3744 | ||
3745 | /* configure pno */ | |
48ed16e8 | 3746 | if (brcmf_dev_pno_config(ifp, request)) |
e5806072 | 3747 | return -EINVAL; |
e5806072 AS |
3748 | |
3749 | /* configure each match set */ | |
3750 | for (i = 0; i < request->n_match_sets; i++) { | |
3751 | struct cfg80211_ssid *ssid; | |
3752 | u32 ssid_len; | |
3753 | ||
3754 | ssid = &request->match_sets[i].ssid; | |
3755 | ssid_len = ssid->ssid_len; | |
3756 | ||
3757 | if (!ssid_len) { | |
57d6e91a | 3758 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
3759 | continue; |
3760 | } | |
3761 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3762 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3763 | pfn.wsec = cpu_to_le32(0); | |
3764 | pfn.infra = cpu_to_le32(1); | |
3765 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3766 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3767 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3768 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3769 | sizeof(pfn)); |
4e8a008e AS |
3770 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
3771 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
3772 | } |
3773 | /* Enable the PNO */ | |
c1179033 | 3774 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 3775 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
3776 | return -EINVAL; |
3777 | } | |
3778 | } else { | |
3779 | return -EINVAL; | |
3780 | } | |
3781 | ||
3782 | return 0; | |
3783 | } | |
3784 | ||
3785 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3786 | struct net_device *ndev) | |
3787 | { | |
27a68fe3 | 3788 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3789 | |
4e8a008e | 3790 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3791 | brcmf_dev_pno_clean(ndev); |
27a68fe3 | 3792 | if (cfg->sched_escan) |
a0f472ac | 3793 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); |
e5806072 AS |
3794 | return 0; |
3795 | } | |
e5806072 | 3796 | |
1f170110 | 3797 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3798 | { |
3799 | s32 err; | |
3800 | ||
3801 | /* set auth */ | |
ac24be6f | 3802 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3803 | if (err < 0) { |
57d6e91a | 3804 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3805 | return err; |
3806 | } | |
3807 | /* set wsec */ | |
ac24be6f | 3808 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3809 | if (err < 0) { |
57d6e91a | 3810 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3811 | return err; |
3812 | } | |
3813 | /* set upper-layer auth */ | |
ac24be6f | 3814 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3815 | if (err < 0) { |
57d6e91a | 3816 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3817 | return err; |
3818 | } | |
3819 | ||
3820 | return 0; | |
3821 | } | |
3822 | ||
3823 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3824 | { | |
3825 | if (is_rsn_ie) | |
3826 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3827 | ||
3828 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3829 | } | |
3830 | ||
3831 | static s32 | |
a44aa400 | 3832 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3833 | const struct brcmf_vs_tlv *wpa_ie, |
3834 | bool is_rsn_ie) | |
1a873342 HM |
3835 | { |
3836 | u32 auth = 0; /* d11 open authentication */ | |
3837 | u16 count; | |
3838 | s32 err = 0; | |
3839 | s32 len = 0; | |
3840 | u32 i; | |
3841 | u32 wsec; | |
3842 | u32 pval = 0; | |
3843 | u32 gval = 0; | |
3844 | u32 wpa_auth = 0; | |
3845 | u32 offset; | |
3846 | u8 *data; | |
3847 | u16 rsn_cap; | |
3848 | u32 wme_bss_disable; | |
3849 | ||
d96b801f | 3850 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3851 | if (wpa_ie == NULL) |
3852 | goto exit; | |
3853 | ||
3854 | len = wpa_ie->len + TLV_HDR_LEN; | |
3855 | data = (u8 *)wpa_ie; | |
619c5a9a | 3856 | offset = TLV_HDR_LEN; |
1a873342 HM |
3857 | if (!is_rsn_ie) |
3858 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3859 | else |
3860 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3861 | |
3862 | /* check for multicast cipher suite */ | |
3863 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3864 | err = -EINVAL; | |
57d6e91a | 3865 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3866 | goto exit; |
3867 | } | |
3868 | ||
3869 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3870 | err = -EINVAL; | |
57d6e91a | 3871 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3872 | goto exit; |
3873 | } | |
3874 | offset += TLV_OUI_LEN; | |
3875 | ||
3876 | /* pick up multicast cipher */ | |
3877 | switch (data[offset]) { | |
3878 | case WPA_CIPHER_NONE: | |
3879 | gval = 0; | |
3880 | break; | |
3881 | case WPA_CIPHER_WEP_40: | |
3882 | case WPA_CIPHER_WEP_104: | |
3883 | gval = WEP_ENABLED; | |
3884 | break; | |
3885 | case WPA_CIPHER_TKIP: | |
3886 | gval = TKIP_ENABLED; | |
3887 | break; | |
3888 | case WPA_CIPHER_AES_CCM: | |
3889 | gval = AES_ENABLED; | |
3890 | break; | |
3891 | default: | |
3892 | err = -EINVAL; | |
57d6e91a | 3893 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3894 | goto exit; |
3895 | } | |
3896 | ||
3897 | offset++; | |
3898 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3899 | count = data[offset] + (data[offset + 1] << 8); | |
3900 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3901 | /* Check for unicast suite(s) */ | |
3902 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3903 | err = -EINVAL; | |
57d6e91a | 3904 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3905 | goto exit; |
3906 | } | |
3907 | for (i = 0; i < count; i++) { | |
3908 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3909 | err = -EINVAL; | |
57d6e91a | 3910 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3911 | goto exit; |
3912 | } | |
3913 | offset += TLV_OUI_LEN; | |
3914 | switch (data[offset]) { | |
3915 | case WPA_CIPHER_NONE: | |
3916 | break; | |
3917 | case WPA_CIPHER_WEP_40: | |
3918 | case WPA_CIPHER_WEP_104: | |
3919 | pval |= WEP_ENABLED; | |
3920 | break; | |
3921 | case WPA_CIPHER_TKIP: | |
3922 | pval |= TKIP_ENABLED; | |
3923 | break; | |
3924 | case WPA_CIPHER_AES_CCM: | |
3925 | pval |= AES_ENABLED; | |
3926 | break; | |
3927 | default: | |
57d6e91a | 3928 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3929 | } |
3930 | offset++; | |
3931 | } | |
3932 | /* walk thru auth management suite list and pick up what we recognize */ | |
3933 | count = data[offset] + (data[offset + 1] << 8); | |
3934 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3935 | /* Check for auth key management suite(s) */ | |
3936 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3937 | err = -EINVAL; | |
57d6e91a | 3938 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3939 | goto exit; |
3940 | } | |
3941 | for (i = 0; i < count; i++) { | |
3942 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3943 | err = -EINVAL; | |
57d6e91a | 3944 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3945 | goto exit; |
3946 | } | |
3947 | offset += TLV_OUI_LEN; | |
3948 | switch (data[offset]) { | |
3949 | case RSN_AKM_NONE: | |
d96b801f | 3950 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3951 | wpa_auth |= WPA_AUTH_NONE; |
3952 | break; | |
3953 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3954 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3955 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3956 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3957 | break; | |
3958 | case RSN_AKM_PSK: | |
d96b801f | 3959 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3960 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3961 | (wpa_auth |= WPA_AUTH_PSK); | |
3962 | break; | |
3963 | default: | |
57d6e91a | 3964 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3965 | } |
3966 | offset++; | |
3967 | } | |
3968 | ||
3969 | if (is_rsn_ie) { | |
3970 | wme_bss_disable = 1; | |
3971 | if ((offset + RSN_CAP_LEN) <= len) { | |
3972 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3973 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3974 | wme_bss_disable = 0; | |
3975 | } | |
3976 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3977 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3978 | wme_bss_disable); |
1a873342 | 3979 | if (err < 0) { |
57d6e91a | 3980 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3981 | goto exit; |
3982 | } | |
3983 | } | |
3984 | /* FOR WPS , set SES_OW_ENABLED */ | |
3985 | wsec = (pval | gval | SES_OW_ENABLED); | |
3986 | ||
3987 | /* set auth */ | |
ac24be6f | 3988 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3989 | if (err < 0) { |
57d6e91a | 3990 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3991 | goto exit; |
3992 | } | |
3993 | /* set wsec */ | |
ac24be6f | 3994 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3995 | if (err < 0) { |
57d6e91a | 3996 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3997 | goto exit; |
3998 | } | |
3999 | /* set upper-layer auth */ | |
ac24be6f | 4000 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 4001 | if (err < 0) { |
57d6e91a | 4002 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
4003 | goto exit; |
4004 | } | |
4005 | ||
4006 | exit: | |
4007 | return err; | |
4008 | } | |
4009 | ||
4010 | static s32 | |
3082b9be | 4011 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
4012 | struct parsed_vndr_ies *vndr_ies) |
4013 | { | |
1a873342 HM |
4014 | struct brcmf_vs_tlv *vndrie; |
4015 | struct brcmf_tlv *ie; | |
4016 | struct parsed_vndr_ie_info *parsed_info; | |
4017 | s32 remaining_len; | |
4018 | ||
4019 | remaining_len = (s32)vndr_ie_len; | |
4020 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
4021 | ||
4022 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
4023 | while (ie) { | |
4024 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
4025 | goto next; | |
4026 | vndrie = (struct brcmf_vs_tlv *)ie; | |
4027 | /* len should be bigger than OUI length + one */ | |
4028 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
4029 | brcmf_err("invalid vndr ie. length is too small %d\n", |
4030 | vndrie->len); | |
1a873342 HM |
4031 | goto next; |
4032 | } | |
4033 | /* if wpa or wme ie, do not add ie */ | |
4034 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
4035 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
4036 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 4037 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
4038 | goto next; |
4039 | } | |
4040 | ||
4041 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
4042 | ||
4043 | /* save vndr ie information */ | |
4044 | parsed_info->ie_ptr = (char *)vndrie; | |
4045 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
4046 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
4047 | ||
4048 | vndr_ies->count++; | |
4049 | ||
d96b801f AS |
4050 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
4051 | parsed_info->vndrie.oui[0], | |
4052 | parsed_info->vndrie.oui[1], | |
4053 | parsed_info->vndrie.oui[2], | |
4054 | parsed_info->vndrie.oui_type); | |
1a873342 | 4055 | |
9f440b7b | 4056 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
4057 | break; |
4058 | next: | |
b41fc3d7 HM |
4059 | remaining_len -= (ie->len + TLV_HDR_LEN); |
4060 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
4061 | ie = NULL; |
4062 | else | |
b41fc3d7 HM |
4063 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
4064 | TLV_HDR_LEN); | |
1a873342 | 4065 | } |
12f32370 | 4066 | return 0; |
1a873342 HM |
4067 | } |
4068 | ||
4069 | static u32 | |
4070 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
4071 | { | |
4072 | ||
1a873342 HM |
4073 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
4074 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
4075 | ||
362126cd | 4076 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 4077 | |
362126cd | 4078 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
4079 | |
4080 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
4081 | ||
4082 | return ie_len + VNDR_IE_HDR_SIZE; | |
4083 | } | |
4084 | ||
1332e26e AS |
4085 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
4086 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 4087 | { |
1332e26e AS |
4088 | struct brcmf_if *ifp; |
4089 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
4090 | s32 err = 0; |
4091 | u8 *iovar_ie_buf; | |
4092 | u8 *curr_ie_buf; | |
4093 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 4094 | int mgmt_ie_buf_len; |
81118d16 | 4095 | u32 *mgmt_ie_len; |
1a873342 HM |
4096 | u32 del_add_ie_buf_len = 0; |
4097 | u32 total_ie_buf_len = 0; | |
4098 | u32 parsed_ie_buf_len = 0; | |
4099 | struct parsed_vndr_ies old_vndr_ies; | |
4100 | struct parsed_vndr_ies new_vndr_ies; | |
4101 | struct parsed_vndr_ie_info *vndrie_info; | |
4102 | s32 i; | |
4103 | u8 *ptr; | |
3e4f319d | 4104 | int remained_buf_len; |
1a873342 | 4105 | |
1332e26e AS |
4106 | if (!vif) |
4107 | return -ENODEV; | |
4108 | ifp = vif->ifp; | |
4109 | saved_ie = &vif->saved_ie; | |
4110 | ||
37a869ec HM |
4111 | brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx, |
4112 | pktflag); | |
1a873342 HM |
4113 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4114 | if (!iovar_ie_buf) | |
4115 | return -ENOMEM; | |
4116 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
4117 | switch (pktflag) { |
4118 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
4119 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
4120 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
4121 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
4122 | break; | |
4123 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
4124 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
4125 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
4126 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
4127 | break; | |
4128 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
4129 | mgmt_ie_buf = saved_ie->beacon_ie; | |
4130 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
4131 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
4132 | break; | |
4133 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
4134 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
4135 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
4136 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
4137 | break; | |
4138 | default: | |
4139 | err = -EPERM; | |
4140 | brcmf_err("not suitable type\n"); | |
4141 | goto exit; | |
1a873342 HM |
4142 | } |
4143 | ||
4144 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
4145 | err = -ENOMEM; | |
57d6e91a | 4146 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
4147 | goto exit; |
4148 | } | |
4149 | ||
4150 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
4151 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
4152 | ptr = curr_ie_buf; | |
4153 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
4154 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4155 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4156 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
4157 | vndrie_info->ie_len); | |
4158 | parsed_ie_buf_len += vndrie_info->ie_len; | |
4159 | } | |
4160 | } | |
4161 | ||
b41fc3d7 | 4162 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
4163 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
4164 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
4165 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 4166 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
4167 | goto exit; |
4168 | } | |
4169 | ||
4170 | /* parse old vndr_ie */ | |
4171 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
4172 | ||
4173 | /* make a command to delete old ie */ | |
4174 | for (i = 0; i < old_vndr_ies.count; i++) { | |
4175 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
4176 | ||
d96b801f AS |
4177 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
4178 | vndrie_info->vndrie.id, | |
4179 | vndrie_info->vndrie.len, | |
4180 | vndrie_info->vndrie.oui[0], | |
4181 | vndrie_info->vndrie.oui[1], | |
4182 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4183 | |
4184 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4185 | vndrie_info->ie_ptr, | |
4186 | vndrie_info->ie_len, | |
4187 | "del"); | |
4188 | curr_ie_buf += del_add_ie_buf_len; | |
4189 | total_ie_buf_len += del_add_ie_buf_len; | |
4190 | } | |
4191 | } | |
4192 | ||
4193 | *mgmt_ie_len = 0; | |
4194 | /* Add if there is any extra IE */ | |
4195 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
4196 | ptr = mgmt_ie_buf; | |
4197 | ||
4198 | remained_buf_len = mgmt_ie_buf_len; | |
4199 | ||
4200 | /* make a command to add new ie */ | |
4201 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4202 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4203 | ||
b41fc3d7 HM |
4204 | /* verify remained buf size before copy data */ |
4205 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
4206 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
4207 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
4208 | remained_buf_len); | |
b41fc3d7 HM |
4209 | break; |
4210 | } | |
4211 | remained_buf_len -= (vndrie_info->ie_len + | |
4212 | VNDR_IE_VSIE_OFFSET); | |
4213 | ||
d96b801f AS |
4214 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
4215 | vndrie_info->vndrie.id, | |
4216 | vndrie_info->vndrie.len, | |
4217 | vndrie_info->vndrie.oui[0], | |
4218 | vndrie_info->vndrie.oui[1], | |
4219 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4220 | |
4221 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4222 | vndrie_info->ie_ptr, | |
4223 | vndrie_info->ie_len, | |
4224 | "add"); | |
1a873342 HM |
4225 | |
4226 | /* save the parsed IE in wl struct */ | |
4227 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
4228 | vndrie_info->ie_len); | |
4229 | *mgmt_ie_len += vndrie_info->ie_len; | |
4230 | ||
4231 | curr_ie_buf += del_add_ie_buf_len; | |
4232 | total_ie_buf_len += del_add_ie_buf_len; | |
4233 | } | |
4234 | } | |
4235 | if (total_ie_buf_len) { | |
c1179033 | 4236 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 4237 | total_ie_buf_len); |
1a873342 | 4238 | if (err) |
57d6e91a | 4239 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
4240 | } |
4241 | ||
4242 | exit: | |
4243 | kfree(iovar_ie_buf); | |
4244 | return err; | |
4245 | } | |
4246 | ||
5f4f9f11 AS |
4247 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
4248 | { | |
4249 | s32 pktflags[] = { | |
4250 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
4251 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4252 | BRCMF_VNDR_IE_BEACON_FLAG | |
4253 | }; | |
4254 | int i; | |
4255 | ||
4256 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
4257 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
4258 | ||
4259 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
4260 | return 0; | |
4261 | } | |
4262 | ||
a0f07959 HM |
4263 | static s32 |
4264 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
4265 | struct cfg80211_beacon_data *beacon) | |
4266 | { | |
4267 | s32 err; | |
4268 | ||
4269 | /* Set Beacon IEs to FW */ | |
4270 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
4271 | beacon->tail, beacon->tail_len); | |
4272 | if (err) { | |
4273 | brcmf_err("Set Beacon IE Failed\n"); | |
4274 | return err; | |
4275 | } | |
4276 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
4277 | ||
4278 | /* Set Probe Response IEs to FW */ | |
4279 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4280 | beacon->proberesp_ies, | |
4281 | beacon->proberesp_ies_len); | |
4282 | if (err) | |
4283 | brcmf_err("Set Probe Resp IE Failed\n"); | |
4284 | else | |
4285 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
4286 | ||
4287 | return err; | |
4288 | } | |
4289 | ||
1a873342 HM |
4290 | static s32 |
4291 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
4292 | struct cfg80211_ap_settings *settings) | |
4293 | { | |
4294 | s32 ie_offset; | |
1c9d30cf | 4295 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 4296 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 4297 | const struct brcmf_tlv *ssid_ie; |
98027769 | 4298 | const struct brcmf_tlv *country_ie; |
1a873342 | 4299 | struct brcmf_ssid_le ssid_le; |
1a873342 | 4300 | s32 err = -EPERM; |
4b5800fe JB |
4301 | const struct brcmf_tlv *rsn_ie; |
4302 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4303 | struct brcmf_join_params join_params; |
a0f07959 HM |
4304 | enum nl80211_iftype dev_role; |
4305 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 4306 | u16 chanspec; |
a44aa400 | 4307 | bool mbss; |
98027769 | 4308 | int is_11d; |
1a873342 | 4309 | |
06c01585 AS |
4310 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4311 | settings->chandef.chan->hw_value, | |
4312 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4313 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4314 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4315 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4316 | settings->inactivity_timeout); | |
426d0a56 | 4317 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4318 | mbss = ifp->vif->mbss; |
1a873342 | 4319 | |
98027769 AS |
4320 | /* store current 11d setting */ |
4321 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4322 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4323 | settings->beacon.tail_len, | |
4324 | WLAN_EID_COUNTRY); | |
4325 | is_11d = country_ie ? 1 : 0; | |
4326 | ||
1a873342 HM |
4327 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4328 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4329 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4330 | ssid_ie = brcmf_parse_tlvs( | |
4331 | (u8 *)&settings->beacon.head[ie_offset], | |
4332 | settings->beacon.head_len - ie_offset, | |
4333 | WLAN_EID_SSID); | |
4334 | if (!ssid_ie) | |
4335 | return -EINVAL; | |
4336 | ||
4337 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4338 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4339 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4340 | } else { |
4341 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4342 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4343 | } | |
4344 | ||
a44aa400 HM |
4345 | if (!mbss) { |
4346 | brcmf_set_mpc(ifp, 0); | |
4347 | brcmf_configure_arp_offload(ifp, false); | |
4348 | } | |
1a873342 HM |
4349 | |
4350 | /* find the RSN_IE */ | |
4351 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4352 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4353 | ||
4354 | /* find the WPA_IE */ | |
4355 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4356 | settings->beacon.tail_len); | |
4357 | ||
1a873342 | 4358 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4359 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4360 | if (wpa_ie != NULL) { |
4361 | /* WPA IE */ | |
a44aa400 | 4362 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4363 | if (err < 0) |
4364 | goto exit; | |
1a873342 | 4365 | } else { |
a44aa400 HM |
4366 | struct brcmf_vs_tlv *tmp_ie; |
4367 | ||
4368 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4369 | ||
1a873342 | 4370 | /* RSN IE */ |
a44aa400 | 4371 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4372 | if (err < 0) |
4373 | goto exit; | |
1a873342 | 4374 | } |
1a873342 | 4375 | } else { |
d96b801f | 4376 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4377 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4378 | } |
1a873342 | 4379 | |
a0f07959 | 4380 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4381 | |
a44aa400 HM |
4382 | if (!mbss) { |
4383 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4384 | &settings->chandef); | |
4385 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4386 | if (err < 0) { |
a44aa400 HM |
4387 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4388 | chanspec, err); | |
1a873342 HM |
4389 | goto exit; |
4390 | } | |
a44aa400 | 4391 | |
98027769 AS |
4392 | if (is_11d != ifp->vif->is_11d) { |
4393 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4394 | is_11d); | |
4395 | if (err < 0) { | |
4396 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4397 | goto exit; | |
4398 | } | |
4399 | } | |
a44aa400 HM |
4400 | if (settings->beacon_interval) { |
4401 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4402 | settings->beacon_interval); | |
4403 | if (err < 0) { | |
4404 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4405 | err); | |
4406 | goto exit; | |
4407 | } | |
4408 | } | |
4409 | if (settings->dtim_period) { | |
4410 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4411 | settings->dtim_period); | |
4412 | if (err < 0) { | |
4413 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4414 | goto exit; | |
4415 | } | |
1a873342 | 4416 | } |
a0f07959 | 4417 | |
8abffd81 HM |
4418 | if ((dev_role == NL80211_IFTYPE_AP) && |
4419 | ((ifp->ifidx == 0) || | |
4420 | !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) { | |
a44aa400 HM |
4421 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
4422 | if (err < 0) { | |
4423 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4424 | goto exit; | |
4425 | } | |
4426 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4427 | } | |
4428 | ||
4429 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4430 | if (err < 0) { |
a44aa400 | 4431 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4432 | goto exit; |
4433 | } | |
98027769 AS |
4434 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4435 | /* Multiple-BSS should use same 11d configuration */ | |
4436 | err = -EINVAL; | |
4437 | goto exit; | |
1a873342 | 4438 | } |
a0f07959 | 4439 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4440 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4441 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4442 | ||
a0f07959 HM |
4443 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4444 | if (err < 0) { | |
4445 | brcmf_err("setting AP mode failed %d\n", err); | |
4446 | goto exit; | |
4447 | } | |
4448 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4449 | if (err < 0) { | |
4450 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4451 | goto exit; | |
4452 | } | |
118eb304 HM |
4453 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4454 | * them if they were set. | |
4455 | */ | |
4456 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4457 | |
4458 | memset(&join_params, 0, sizeof(join_params)); | |
4459 | /* join parameters starts with ssid */ | |
4460 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4461 | /* create softap */ | |
4462 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4463 | &join_params, sizeof(join_params)); | |
4464 | if (err < 0) { | |
4465 | brcmf_err("SET SSID error (%d)\n", err); | |
4466 | goto exit; | |
4467 | } | |
4468 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4469 | } else { | |
4470 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4471 | sizeof(ssid_le)); | |
4472 | if (err < 0) { | |
4473 | brcmf_err("setting ssid failed %d\n", err); | |
4474 | goto exit; | |
4475 | } | |
37a869ec | 4476 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
a0f07959 HM |
4477 | bss_enable.enable = cpu_to_le32(1); |
4478 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4479 | sizeof(bss_enable)); | |
4480 | if (err < 0) { | |
4481 | brcmf_err("bss_enable config failed %d\n", err); | |
4482 | goto exit; | |
4483 | } | |
4484 | ||
4485 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4486 | } | |
c1179033 | 4487 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4488 | brcmf_net_setcarrier(ifp, true); |
1a873342 HM |
4489 | |
4490 | exit: | |
a44aa400 | 4491 | if ((err) && (!mbss)) { |
f96aa07e | 4492 | brcmf_set_mpc(ifp, 1); |
b3657453 HM |
4493 | brcmf_configure_arp_offload(ifp, true); |
4494 | } | |
1a873342 HM |
4495 | return err; |
4496 | } | |
4497 | ||
4498 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4499 | { | |
c1179033 | 4500 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4501 | s32 err; |
426d0a56 | 4502 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4503 | struct brcmf_join_params join_params; |
1a873342 | 4504 | |
d96b801f | 4505 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4506 | |
426d0a56 | 4507 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4508 | /* Due to most likely deauths outstanding we sleep */ |
4509 | /* first to make sure they get processed by fw. */ | |
4510 | msleep(400); | |
5c33a942 | 4511 | |
a44aa400 HM |
4512 | if (ifp->vif->mbss) { |
4513 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4514 | return err; | |
4515 | } | |
4516 | ||
5c33a942 HM |
4517 | memset(&join_params, 0, sizeof(join_params)); |
4518 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4519 | &join_params, sizeof(join_params)); | |
4520 | if (err < 0) | |
4521 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4522 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4523 | if (err < 0) |
a44aa400 | 4524 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4525 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4526 | if (err < 0) | |
4527 | brcmf_err("setting AP mode failed %d\n", err); | |
4528 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4529 | if (err < 0) | |
4530 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4531 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4532 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4533 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4534 | ifp->vif->is_11d); | |
4535 | if (err < 0) | |
4536 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4537 | err); | |
a44aa400 HM |
4538 | /* Bring device back up so it can be used again */ |
4539 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4540 | if (err < 0) | |
4541 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 | 4542 | } else { |
37a869ec | 4543 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
426d0a56 HM |
4544 | bss_enable.enable = cpu_to_le32(0); |
4545 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4546 | sizeof(bss_enable)); | |
4547 | if (err < 0) | |
4548 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4549 | } |
f96aa07e | 4550 | brcmf_set_mpc(ifp, 1); |
b3657453 | 4551 | brcmf_configure_arp_offload(ifp, true); |
426d0a56 | 4552 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4553 | brcmf_net_setcarrier(ifp, false); |
426d0a56 | 4554 | |
1a873342 HM |
4555 | return err; |
4556 | } | |
4557 | ||
a0f07959 HM |
4558 | static s32 |
4559 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4560 | struct cfg80211_beacon_data *info) | |
4561 | { | |
a0f07959 HM |
4562 | struct brcmf_if *ifp = netdev_priv(ndev); |
4563 | s32 err; | |
4564 | ||
4565 | brcmf_dbg(TRACE, "Enter\n"); | |
4566 | ||
a0f07959 HM |
4567 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4568 | ||
4569 | return err; | |
4570 | } | |
4571 | ||
1a873342 HM |
4572 | static int |
4573 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4574 | struct station_del_parameters *params) |
1a873342 | 4575 | { |
a0f07959 | 4576 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4577 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4578 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4579 | s32 err; |
4580 | ||
89c771e5 | 4581 | if (!params->mac) |
1a873342 HM |
4582 | return -EFAULT; |
4583 | ||
89c771e5 | 4584 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4585 | |
a0f07959 HM |
4586 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4587 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4588 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4589 | return -EIO; |
4590 | ||
89c771e5 | 4591 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4592 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4593 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4594 | &scbval, sizeof(scbval)); |
1a873342 | 4595 | if (err) |
57d6e91a | 4596 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4597 | |
d96b801f | 4598 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4599 | return err; |
4600 | } | |
4601 | ||
6b89dcb3 HM |
4602 | static int |
4603 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4604 | const u8 *mac, struct station_parameters *params) | |
4605 | { | |
4606 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4607 | s32 err; | |
4608 | ||
4609 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4610 | params->sta_flags_mask, params->sta_flags_set); | |
4611 | ||
4612 | /* Ignore all 00 MAC */ | |
4613 | if (is_zero_ether_addr(mac)) | |
4614 | return 0; | |
4615 | ||
4616 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4617 | return 0; | |
4618 | ||
4619 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4620 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4621 | (void *)mac, ETH_ALEN); | |
4622 | else | |
4623 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4624 | (void *)mac, ETH_ALEN); | |
4625 | if (err < 0) | |
4626 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4627 | ||
4628 | return err; | |
4629 | } | |
0de8aace HM |
4630 | |
4631 | static void | |
4632 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4633 | struct wireless_dev *wdev, | |
4634 | u16 frame_type, bool reg) | |
4635 | { | |
7fa2e352 | 4636 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4637 | u16 mgmt_type; |
4638 | ||
4639 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4640 | ||
4641 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4642 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4643 | if (reg) |
4644 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4645 | else | |
318a64ce | 4646 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4647 | } |
4648 | ||
4649 | ||
4650 | static int | |
4651 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4652 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4653 | { |
4654 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4655 | struct ieee80211_channel *chan = params->chan; |
4656 | const u8 *buf = params->buf; | |
4657 | size_t len = params->len; | |
0de8aace HM |
4658 | const struct ieee80211_mgmt *mgmt; |
4659 | struct brcmf_cfg80211_vif *vif; | |
4660 | s32 err = 0; | |
4661 | s32 ie_offset; | |
4662 | s32 ie_len; | |
18e2f61d HM |
4663 | struct brcmf_fil_action_frame_le *action_frame; |
4664 | struct brcmf_fil_af_params_le *af_params; | |
4665 | bool ack; | |
4666 | s32 chan_nr; | |
c2ff8cad | 4667 | u32 freq; |
0de8aace HM |
4668 | |
4669 | brcmf_dbg(TRACE, "Enter\n"); | |
4670 | ||
4671 | *cookie = 0; | |
4672 | ||
4673 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4674 | ||
a0f07959 HM |
4675 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4676 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4677 | return -EPERM; | |
4678 | } | |
0de8aace | 4679 | |
c2ff8cad AQ |
4680 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4681 | ||
a0f07959 HM |
4682 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4683 | /* Right now the only reason to get a probe response */ | |
4684 | /* is for p2p listen response or for p2p GO from */ | |
4685 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4686 | /* on primary ndev, while dongle wants it on the p2p */ | |
4687 | /* vif. Since this is only reason for a probe */ | |
4688 | /* response to be sent, the vif is taken from cfg. */ | |
4689 | /* If ever desired to send proberesp for non p2p */ | |
4690 | /* response then data should be checked for */ | |
4691 | /* "DIRECT-". Note in future supplicant will take */ | |
4692 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4693 | /* is not needed anymore. */ | |
4694 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4695 | DOT11_BCN_PRB_FIXED_LEN; | |
4696 | ie_len = len - ie_offset; | |
a0f07959 | 4697 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4698 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4699 | err = brcmf_vif_set_mgmt_ie(vif, |
4700 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4701 | &buf[ie_offset], | |
4702 | ie_len); | |
4703 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4704 | GFP_KERNEL); | |
18e2f61d HM |
4705 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4706 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4707 | if (af_params == NULL) { | |
4708 | brcmf_err("unable to allocate frame\n"); | |
4709 | err = -ENOMEM; | |
4710 | goto exit; | |
4711 | } | |
4712 | action_frame = &af_params->action_frame; | |
4713 | /* Add the packet Id */ | |
4714 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4715 | /* Add BSSID */ | |
4716 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4717 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4718 | /* Add the length exepted for 802.11 header */ | |
4719 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4720 | /* Add the channel. Use the one specified as parameter if any or |
4721 | * the current one (got from the firmware) otherwise | |
4722 | */ | |
4723 | if (chan) | |
4724 | freq = chan->center_freq; | |
4725 | else | |
4726 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4727 | &freq); | |
4728 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4729 | af_params->channel = cpu_to_le32(chan_nr); |
4730 | ||
4731 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4732 | le16_to_cpu(action_frame->len)); | |
4733 | ||
4734 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4735 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4736 | |
7fa2e352 | 4737 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4738 | af_params); |
4739 | ||
4740 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4741 | GFP_KERNEL); | |
4742 | kfree(af_params); | |
a0f07959 HM |
4743 | } else { |
4744 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4745 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4746 | } |
a0f07959 | 4747 | |
18e2f61d | 4748 | exit: |
0de8aace HM |
4749 | return err; |
4750 | } | |
4751 | ||
4752 | ||
4753 | static int | |
4754 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4755 | struct wireless_dev *wdev, | |
4756 | u64 cookie) | |
4757 | { | |
4758 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4759 | struct brcmf_cfg80211_vif *vif; | |
4760 | int err = 0; | |
4761 | ||
4762 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4763 | ||
4764 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4765 | if (vif == NULL) { | |
4766 | brcmf_err("No p2p device available for probe response\n"); | |
4767 | err = -ENODEV; | |
4768 | goto exit; | |
4769 | } | |
4770 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4771 | exit: | |
4772 | return err; | |
4773 | } | |
4774 | ||
61730d4d PH |
4775 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4776 | struct wireless_dev *wdev, | |
4777 | enum nl80211_crit_proto_id proto, | |
4778 | u16 duration) | |
4779 | { | |
4780 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4781 | struct brcmf_cfg80211_vif *vif; | |
4782 | ||
4783 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4784 | ||
4785 | /* only DHCP support for now */ | |
4786 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4787 | return -EINVAL; | |
4788 | ||
4789 | /* suppress and abort scanning */ | |
4790 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4791 | brcmf_abort_scanning(cfg); | |
4792 | ||
4793 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4794 | } | |
4795 | ||
4796 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4797 | struct wireless_dev *wdev) | |
4798 | { | |
4799 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4800 | struct brcmf_cfg80211_vif *vif; | |
4801 | ||
4802 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4803 | ||
4804 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4805 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4806 | } | |
4807 | ||
70b7d94b HM |
4808 | static s32 |
4809 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4810 | const struct brcmf_event_msg *e, void *data) | |
4811 | { | |
4812 | switch (e->reason) { | |
4813 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4814 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4815 | break; | |
4816 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4817 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4818 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4819 | break; | |
4820 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4821 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4822 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4823 | break; | |
4824 | } | |
4825 | ||
4826 | return 0; | |
4827 | } | |
4828 | ||
89c2f382 AS |
4829 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4830 | { | |
4831 | int ret; | |
4832 | ||
4833 | switch (oper) { | |
4834 | case NL80211_TDLS_DISCOVERY_REQ: | |
4835 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4836 | break; | |
4837 | case NL80211_TDLS_SETUP: | |
4838 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4839 | break; | |
4840 | case NL80211_TDLS_TEARDOWN: | |
4841 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4842 | break; | |
4843 | default: | |
4844 | brcmf_err("unsupported operation: %d\n", oper); | |
4845 | ret = -EOPNOTSUPP; | |
4846 | } | |
4847 | return ret; | |
4848 | } | |
4849 | ||
4850 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4851 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4852 | enum nl80211_tdls_operation oper) |
4853 | { | |
4854 | struct brcmf_if *ifp; | |
4855 | struct brcmf_tdls_iovar_le info; | |
4856 | int ret = 0; | |
4857 | ||
4858 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4859 | if (ret < 0) | |
4860 | return ret; | |
4861 | ||
4862 | ifp = netdev_priv(ndev); | |
4863 | memset(&info, 0, sizeof(info)); | |
4864 | info.mode = (u8)ret; | |
4865 | if (peer) | |
4866 | memcpy(info.ea, peer, ETH_ALEN); | |
4867 | ||
4868 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
4869 | &info, sizeof(info)); | |
4870 | if (ret < 0) | |
4871 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
4872 | ||
4873 | return ret; | |
4874 | } | |
4875 | ||
5b435de0 | 4876 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
4877 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
4878 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
4879 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
4880 | .scan = brcmf_cfg80211_scan, | |
4881 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4882 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4883 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4884 | .get_station = brcmf_cfg80211_get_station, | |
bf2a7e04 | 4885 | .dump_station = brcmf_cfg80211_dump_station, |
5b435de0 AS |
4886 | .set_tx_power = brcmf_cfg80211_set_tx_power, |
4887 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4888 | .add_key = brcmf_cfg80211_add_key, | |
4889 | .del_key = brcmf_cfg80211_del_key, | |
4890 | .get_key = brcmf_cfg80211_get_key, | |
4891 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4892 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4893 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
4894 | .connect = brcmf_cfg80211_connect, |
4895 | .disconnect = brcmf_cfg80211_disconnect, | |
4896 | .suspend = brcmf_cfg80211_suspend, | |
4897 | .resume = brcmf_cfg80211_resume, | |
4898 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4899 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4900 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4901 | .start_ap = brcmf_cfg80211_start_ap, |
4902 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 4903 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 4904 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 4905 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
4906 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
4907 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
4908 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
4909 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
4910 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
4911 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
4912 | .start_p2p_device = brcmf_p2p_start_device, |
4913 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
4914 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
4915 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 4916 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
4917 | }; |
4918 | ||
3eacf866 | 4919 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4920 | enum nl80211_iftype type, |
4921 | bool pm_block) | |
3eacf866 | 4922 | { |
a44aa400 | 4923 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 4924 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 4925 | bool mbss; |
5b435de0 | 4926 | |
33a6b157 | 4927 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4928 | sizeof(*vif)); |
3eacf866 AS |
4929 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4930 | if (!vif) | |
4931 | return ERR_PTR(-ENOMEM); | |
4932 | ||
4933 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4934 | vif->wdev.iftype = type; |
5b435de0 | 4935 | |
3eacf866 | 4936 | vif->pm_block = pm_block; |
3eacf866 | 4937 | |
6ac4f4ed AS |
4938 | brcmf_init_prof(&vif->profile); |
4939 | ||
a44aa400 HM |
4940 | if (type == NL80211_IFTYPE_AP) { |
4941 | mbss = false; | |
4942 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
4943 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
4944 | mbss = true; | |
4945 | break; | |
4946 | } | |
4947 | } | |
4948 | vif->mbss = mbss; | |
4949 | } | |
4950 | ||
3eacf866 | 4951 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 4952 | return vif; |
5b435de0 AS |
4953 | } |
4954 | ||
427dec5f | 4955 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4956 | { |
3eacf866 | 4957 | list_del(&vif->list); |
3eacf866 | 4958 | kfree(vif); |
5b435de0 AS |
4959 | } |
4960 | ||
9df4d542 AS |
4961 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
4962 | { | |
4963 | struct brcmf_cfg80211_vif *vif; | |
4964 | struct brcmf_if *ifp; | |
4965 | ||
4966 | ifp = netdev_priv(ndev); | |
4967 | vif = ifp->vif; | |
4968 | ||
95ef1239 AS |
4969 | if (vif) |
4970 | brcmf_free_vif(vif); | |
9df4d542 AS |
4971 | free_netdev(ndev); |
4972 | } | |
4973 | ||
903e0eee | 4974 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4975 | { |
5c36b99a AS |
4976 | u32 event = e->event_code; |
4977 | u32 status = e->status; | |
5b435de0 AS |
4978 | |
4979 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4980 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4981 | return true; |
4982 | } | |
4983 | ||
4984 | return false; | |
4985 | } | |
4986 | ||
903e0eee | 4987 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4988 | { |
5c36b99a AS |
4989 | u32 event = e->event_code; |
4990 | u16 flags = e->flags; | |
5b435de0 | 4991 | |
68ca395f HM |
4992 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
4993 | (event == BRCMF_E_DISASSOC_IND) || | |
4994 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 4995 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4996 | return true; |
4997 | } | |
4998 | return false; | |
4999 | } | |
5000 | ||
27a68fe3 | 5001 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5002 | const struct brcmf_event_msg *e) |
5003 | { | |
5c36b99a AS |
5004 | u32 event = e->event_code; |
5005 | u32 status = e->status; | |
5b435de0 AS |
5006 | |
5007 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
5008 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
5009 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
5010 | return true; |
5011 | } | |
5012 | ||
5013 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 5014 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
5015 | return true; |
5016 | } | |
5017 | ||
5018 | return false; | |
5019 | } | |
5020 | ||
27a68fe3 | 5021 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5022 | { |
27a68fe3 | 5023 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5024 | |
5025 | kfree(conn_info->req_ie); | |
5026 | conn_info->req_ie = NULL; | |
5027 | conn_info->req_ie_len = 0; | |
5028 | kfree(conn_info->resp_ie); | |
5029 | conn_info->resp_ie = NULL; | |
5030 | conn_info->resp_ie_len = 0; | |
5031 | } | |
5032 | ||
89286dc9 HM |
5033 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
5034 | struct brcmf_if *ifp) | |
5b435de0 | 5035 | { |
c4e382d2 | 5036 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 5037 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5038 | u32 req_len; |
5039 | u32 resp_len; | |
5040 | s32 err = 0; | |
5041 | ||
27a68fe3 | 5042 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 5043 | |
ac24be6f AS |
5044 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
5045 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 5046 | if (err) { |
57d6e91a | 5047 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
5048 | return err; |
5049 | } | |
c4e382d2 | 5050 | assoc_info = |
27a68fe3 | 5051 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
5052 | req_len = le32_to_cpu(assoc_info->req_len); |
5053 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 5054 | if (req_len) { |
ac24be6f | 5055 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
5056 | cfg->extra_buf, |
5057 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5058 | if (err) { |
57d6e91a | 5059 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
5060 | return err; |
5061 | } | |
5062 | conn_info->req_ie_len = req_len; | |
5063 | conn_info->req_ie = | |
27a68fe3 | 5064 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
5065 | GFP_KERNEL); |
5066 | } else { | |
5067 | conn_info->req_ie_len = 0; | |
5068 | conn_info->req_ie = NULL; | |
5069 | } | |
5070 | if (resp_len) { | |
ac24be6f | 5071 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
5072 | cfg->extra_buf, |
5073 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5074 | if (err) { |
57d6e91a | 5075 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
5076 | return err; |
5077 | } | |
5078 | conn_info->resp_ie_len = resp_len; | |
5079 | conn_info->resp_ie = | |
27a68fe3 | 5080 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
5081 | GFP_KERNEL); |
5082 | } else { | |
5083 | conn_info->resp_ie_len = 0; | |
5084 | conn_info->resp_ie = NULL; | |
5085 | } | |
16886735 AS |
5086 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
5087 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
5088 | |
5089 | return err; | |
5090 | } | |
5091 | ||
5092 | static s32 | |
27a68fe3 | 5093 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5094 | struct net_device *ndev, |
5095 | const struct brcmf_event_msg *e) | |
5096 | { | |
c1179033 AS |
5097 | struct brcmf_if *ifp = netdev_priv(ndev); |
5098 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
5099 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5100 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 5101 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 5102 | struct ieee80211_supported_band *band; |
a180b83b | 5103 | struct brcmf_bss_info_le *bi; |
83cf17aa | 5104 | struct brcmu_chan ch; |
5b435de0 AS |
5105 | u32 freq; |
5106 | s32 err = 0; | |
a180b83b | 5107 | u8 *buf; |
5b435de0 | 5108 | |
d96b801f | 5109 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5110 | |
89286dc9 | 5111 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5112 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 5113 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 5114 | |
a180b83b FL |
5115 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
5116 | if (buf == NULL) { | |
5117 | err = -ENOMEM; | |
5118 | goto done; | |
5119 | } | |
5120 | ||
5121 | /* data sent to dongle has to be little endian */ | |
5122 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 5123 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 5124 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
5125 | |
5126 | if (err) | |
5127 | goto done; | |
5b435de0 | 5128 | |
a180b83b | 5129 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
5130 | ch.chspec = le16_to_cpu(bi->chanspec); |
5131 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 5132 | |
83cf17aa | 5133 | if (ch.band == BRCMU_CHAN_BAND_2G) |
5b435de0 AS |
5134 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5135 | else | |
5136 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5137 | ||
83cf17aa | 5138 | freq = ieee80211_channel_to_frequency(ch.chnum, band->band); |
5b435de0 AS |
5139 | notify_channel = ieee80211_get_channel(wiphy, freq); |
5140 | ||
a180b83b FL |
5141 | done: |
5142 | kfree(buf); | |
06bb123e | 5143 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
5144 | conn_info->req_ie, conn_info->req_ie_len, |
5145 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 5146 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 5147 | |
c1179033 | 5148 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 5149 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
5150 | return err; |
5151 | } | |
5152 | ||
5153 | static s32 | |
27a68fe3 | 5154 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5155 | struct net_device *ndev, const struct brcmf_event_msg *e, |
5156 | bool completed) | |
5157 | { | |
c1179033 AS |
5158 | struct brcmf_if *ifp = netdev_priv(ndev); |
5159 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 5160 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 5161 | |
d96b801f | 5162 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5163 | |
c1179033 AS |
5164 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5165 | &ifp->vif->sme_state)) { | |
5b435de0 | 5166 | if (completed) { |
89286dc9 | 5167 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5168 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
5169 | brcmf_update_bss_info(cfg, ifp); |
5170 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5171 | &ifp->vif->sme_state); | |
5b435de0 AS |
5172 | } |
5173 | cfg80211_connect_result(ndev, | |
06bb123e | 5174 | (u8 *)profile->bssid, |
5b435de0 AS |
5175 | conn_info->req_ie, |
5176 | conn_info->req_ie_len, | |
5177 | conn_info->resp_ie, | |
5178 | conn_info->resp_ie_len, | |
5179 | completed ? WLAN_STATUS_SUCCESS : | |
5180 | WLAN_STATUS_AUTH_TIMEOUT, | |
5181 | GFP_KERNEL); | |
16886735 AS |
5182 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
5183 | completed ? "succeeded" : "failed"); | |
5b435de0 | 5184 | } |
d96b801f | 5185 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 5186 | return 0; |
5b435de0 AS |
5187 | } |
5188 | ||
5189 | static s32 | |
27a68fe3 | 5190 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
5191 | struct net_device *ndev, |
5192 | const struct brcmf_event_msg *e, void *data) | |
5193 | { | |
a44aa400 | 5194 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 5195 | static int generation; |
5c36b99a AS |
5196 | u32 event = e->event_code; |
5197 | u32 reason = e->reason; | |
1a873342 HM |
5198 | struct station_info sinfo; |
5199 | ||
16886735 | 5200 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
5201 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
5202 | ndev != cfg_to_ndev(cfg)) { | |
5203 | brcmf_dbg(CONN, "AP mode link down\n"); | |
5204 | complete(&cfg->vif_disabled); | |
a44aa400 | 5205 | if (ifp->vif->mbss) |
ee6e3a34 | 5206 | brcmf_remove_interface(ifp); |
5f4f9f11 AS |
5207 | return 0; |
5208 | } | |
1a873342 | 5209 | |
1a873342 | 5210 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
5211 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
5212 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 5213 | if (!data) { |
57d6e91a | 5214 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
5215 | return -EINVAL; |
5216 | } | |
5217 | sinfo.assoc_req_ies = data; | |
7ee29602 | 5218 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
5219 | generation++; |
5220 | sinfo.generation = generation; | |
7ee29602 | 5221 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
5222 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
5223 | (event == BRCMF_E_DEAUTH_IND) || | |
5224 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 5225 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 5226 | } |
7ee29602 | 5227 | return 0; |
1a873342 HM |
5228 | } |
5229 | ||
5b435de0 | 5230 | static s32 |
1993732e | 5231 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
5232 | const struct brcmf_event_msg *e, void *data) |
5233 | { | |
1993732e AS |
5234 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5235 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 5236 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 5237 | struct ieee80211_channel *chan; |
5b435de0 AS |
5238 | s32 err = 0; |
5239 | ||
8851cce0 HM |
5240 | if ((e->event_code == BRCMF_E_DEAUTH) || |
5241 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
5242 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
5243 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
5244 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5245 | } | |
5246 | ||
967fe2c8 | 5247 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 5248 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 5249 | } else if (brcmf_is_linkup(e)) { |
16886735 | 5250 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 5251 | if (brcmf_is_ibssmode(ifp->vif)) { |
b0a79088 | 5252 | brcmf_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 5253 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 5254 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
fe94f3a4 | 5255 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
5256 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5257 | &ifp->vif->sme_state); | |
5258 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5259 | &ifp->vif->sme_state); | |
5b435de0 | 5260 | } else |
27a68fe3 | 5261 | brcmf_bss_connect_done(cfg, ndev, e, true); |
92121e69 | 5262 | brcmf_net_setcarrier(ifp, true); |
903e0eee | 5263 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 5264 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 5265 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 5266 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 | 5267 | } |
9b7a0ddc | 5268 | brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e)); |
6ac4f4ed | 5269 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
5270 | if (ndev != cfg_to_ndev(cfg)) |
5271 | complete(&cfg->vif_disabled); | |
92121e69 | 5272 | brcmf_net_setcarrier(ifp, false); |
27a68fe3 | 5273 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 5274 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
5275 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5276 | &ifp->vif->sme_state); | |
5b435de0 | 5277 | else |
27a68fe3 | 5278 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
5279 | } |
5280 | ||
5281 | return err; | |
5282 | } | |
5283 | ||
5284 | static s32 | |
1993732e | 5285 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
5286 | const struct brcmf_event_msg *e, void *data) |
5287 | { | |
1993732e | 5288 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
5289 | u32 event = e->event_code; |
5290 | u32 status = e->status; | |
5b435de0 AS |
5291 | |
5292 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 5293 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 5294 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 5295 | else |
1993732e | 5296 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
5297 | } |
5298 | ||
12f32370 | 5299 | return 0; |
5b435de0 AS |
5300 | } |
5301 | ||
5302 | static s32 | |
1993732e | 5303 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
5304 | const struct brcmf_event_msg *e, void *data) |
5305 | { | |
5c36b99a | 5306 | u16 flags = e->flags; |
5b435de0 AS |
5307 | enum nl80211_key_type key_type; |
5308 | ||
5309 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5310 | key_type = NL80211_KEYTYPE_GROUP; | |
5311 | else | |
5312 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5313 | ||
1993732e | 5314 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5315 | NULL, GFP_KERNEL); |
5316 | ||
5317 | return 0; | |
5318 | } | |
5319 | ||
d3c0b633 AS |
5320 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5321 | const struct brcmf_event_msg *e, void *data) | |
5322 | { | |
5323 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5324 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5325 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5326 | struct brcmf_cfg80211_vif *vif; | |
5327 | ||
37a869ec | 5328 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfgidx %u\n", |
d3c0b633 | 5329 | ifevent->action, ifevent->flags, ifevent->ifidx, |
37a869ec | 5330 | ifevent->bsscfgidx); |
d3c0b633 | 5331 | |
d3c0b633 AS |
5332 | mutex_lock(&event->vif_event_lock); |
5333 | event->action = ifevent->action; | |
5334 | vif = event->vif; | |
5335 | ||
5336 | switch (ifevent->action) { | |
5337 | case BRCMF_E_IF_ADD: | |
5338 | /* waiting process may have timed out */ | |
dc4a787c WY |
5339 | if (!cfg->vif_event.vif) { |
5340 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5341 | return -EBADF; |
dc4a787c | 5342 | } |
d3c0b633 AS |
5343 | |
5344 | ifp->vif = vif; | |
5345 | vif->ifp = ifp; | |
01b8e7db AS |
5346 | if (ifp->ndev) { |
5347 | vif->wdev.netdev = ifp->ndev; | |
5348 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5349 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5350 | } | |
d3c0b633 AS |
5351 | mutex_unlock(&event->vif_event_lock); |
5352 | wake_up(&event->vif_wq); | |
4b3a89de | 5353 | return 0; |
d3c0b633 AS |
5354 | |
5355 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5356 | mutex_unlock(&event->vif_event_lock); |
5357 | /* event may not be upon user request */ | |
5358 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5359 | wake_up(&event->vif_wq); | |
5360 | return 0; | |
5361 | ||
7a5c1f64 HM |
5362 | case BRCMF_E_IF_CHANGE: |
5363 | mutex_unlock(&event->vif_event_lock); | |
5364 | wake_up(&event->vif_wq); | |
5365 | return 0; | |
5366 | ||
d3c0b633 AS |
5367 | default: |
5368 | mutex_unlock(&event->vif_event_lock); | |
5369 | break; | |
5370 | } | |
5371 | return -EINVAL; | |
5372 | } | |
5373 | ||
5b435de0 AS |
5374 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5375 | { | |
5b435de0 AS |
5376 | conf->frag_threshold = (u32)-1; |
5377 | conf->rts_threshold = (u32)-1; | |
5378 | conf->retry_short = (u32)-1; | |
5379 | conf->retry_long = (u32)-1; | |
5b435de0 AS |
5380 | } |
5381 | ||
5c36b99a | 5382 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5383 | { |
5c36b99a AS |
5384 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5385 | brcmf_notify_connect_status); | |
5386 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5387 | brcmf_notify_connect_status); | |
5388 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5389 | brcmf_notify_connect_status); | |
5390 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5391 | brcmf_notify_connect_status); | |
5392 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5393 | brcmf_notify_connect_status); | |
5394 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5395 | brcmf_notify_connect_status); | |
5396 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5397 | brcmf_notify_roaming_status); | |
5398 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5399 | brcmf_notify_mic_status); | |
5400 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5401 | brcmf_notify_connect_status); | |
5402 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5403 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5404 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5405 | brcmf_notify_vif_event); | |
0de8aace | 5406 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5407 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5408 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5409 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5410 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5411 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5412 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5413 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5414 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5415 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5416 | } |
5417 | ||
27a68fe3 AS |
5418 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5419 | { | |
27a68fe3 AS |
5420 | kfree(cfg->conf); |
5421 | cfg->conf = NULL; | |
27a68fe3 AS |
5422 | kfree(cfg->escan_ioctl_buf); |
5423 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
5424 | kfree(cfg->extra_buf); |
5425 | cfg->extra_buf = NULL; | |
3021ad9a HM |
5426 | kfree(cfg->wowl.nd); |
5427 | cfg->wowl.nd = NULL; | |
5428 | kfree(cfg->wowl.nd_info); | |
5429 | cfg->wowl.nd_info = NULL; | |
27a68fe3 AS |
5430 | } |
5431 | ||
5432 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5433 | { | |
27a68fe3 AS |
5434 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5435 | if (!cfg->conf) | |
5b435de0 | 5436 | goto init_priv_mem_out; |
27a68fe3 AS |
5437 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
5438 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 5439 | goto init_priv_mem_out; |
27a68fe3 AS |
5440 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5441 | if (!cfg->extra_buf) | |
5b435de0 | 5442 | goto init_priv_mem_out; |
3021ad9a HM |
5443 | cfg->wowl.nd = kzalloc(sizeof(*cfg->wowl.nd) + sizeof(u32), GFP_KERNEL); |
5444 | if (!cfg->wowl.nd) | |
5445 | goto init_priv_mem_out; | |
5446 | cfg->wowl.nd_info = kzalloc(sizeof(*cfg->wowl.nd_info) + | |
5447 | sizeof(struct cfg80211_wowlan_nd_match *), | |
5448 | GFP_KERNEL); | |
5449 | if (!cfg->wowl.nd_info) | |
5450 | goto init_priv_mem_out; | |
5b435de0 AS |
5451 | |
5452 | return 0; | |
5453 | ||
5454 | init_priv_mem_out: | |
27a68fe3 | 5455 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5456 | |
5457 | return -ENOMEM; | |
5458 | } | |
5459 | ||
27a68fe3 | 5460 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5461 | { |
5462 | s32 err = 0; | |
5463 | ||
27a68fe3 AS |
5464 | cfg->scan_request = NULL; |
5465 | cfg->pwr_save = true; | |
68ca395f HM |
5466 | cfg->active_scan = true; /* we do active scan per default */ |
5467 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5468 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5469 | if (err) |
5470 | return err; | |
5c36b99a | 5471 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5472 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5473 | brcmf_init_escan(cfg); |
5474 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5475 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5476 | return err; |
5477 | } | |
5478 | ||
27a68fe3 | 5479 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5480 | { |
27a68fe3 | 5481 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5482 | brcmf_abort_scanning(cfg); |
5483 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5484 | } |
5485 | ||
d3c0b633 AS |
5486 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5487 | { | |
5488 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5489 | mutex_init(&event->vif_event_lock); |
5490 | } | |
5491 | ||
1119e23e | 5492 | static s32 brcmf_dongle_roam(struct brcmf_if *ifp) |
5b435de0 | 5493 | { |
1119e23e HM |
5494 | s32 err; |
5495 | u32 bcn_timeout; | |
f588bc0c AS |
5496 | __le32 roamtrigger[2]; |
5497 | __le32 roam_delta[2]; | |
5b435de0 | 5498 | |
1119e23e | 5499 | /* Configure beacon timeout value based upon roaming setting */ |
7d34b056 | 5500 | if (ifp->drvr->settings->roamoff) |
1119e23e HM |
5501 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF; |
5502 | else | |
5503 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON; | |
5504 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); | |
5505 | if (err) { | |
5506 | brcmf_err("bcn_timeout error (%d)\n", err); | |
5507 | goto roam_setup_done; | |
5b435de0 AS |
5508 | } |
5509 | ||
1119e23e HM |
5510 | /* Enable/Disable built-in roaming to allow supplicant to take care of |
5511 | * roaming. | |
5b435de0 | 5512 | */ |
68ca395f | 5513 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
7d34b056 HM |
5514 | ifp->drvr->settings->roamoff ? "Off" : "On"); |
5515 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", | |
5516 | ifp->drvr->settings->roamoff); | |
5b435de0 | 5517 | if (err) { |
57d6e91a | 5518 | brcmf_err("roam_off error (%d)\n", err); |
1119e23e | 5519 | goto roam_setup_done; |
5b435de0 AS |
5520 | } |
5521 | ||
f588bc0c AS |
5522 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5523 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5524 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5525 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5526 | if (err) { |
57d6e91a | 5527 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
1119e23e | 5528 | goto roam_setup_done; |
5b435de0 AS |
5529 | } |
5530 | ||
f588bc0c AS |
5531 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5532 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5533 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5534 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5535 | if (err) { |
57d6e91a | 5536 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
1119e23e | 5537 | goto roam_setup_done; |
5b435de0 AS |
5538 | } |
5539 | ||
1119e23e | 5540 | roam_setup_done: |
5b435de0 AS |
5541 | return err; |
5542 | } | |
5543 | ||
5544 | static s32 | |
1678ba8e | 5545 | brcmf_dongle_scantime(struct brcmf_if *ifp) |
5b435de0 AS |
5546 | { |
5547 | s32 err = 0; | |
5548 | ||
ac24be6f | 5549 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
1678ba8e | 5550 | BRCMF_SCAN_CHANNEL_TIME); |
5b435de0 | 5551 | if (err) { |
1678ba8e | 5552 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5553 | goto dongle_scantime_out; |
5554 | } | |
ac24be6f | 5555 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
1678ba8e | 5556 | BRCMF_SCAN_UNASSOC_TIME); |
5b435de0 | 5557 | if (err) { |
1678ba8e | 5558 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5559 | goto dongle_scantime_out; |
5560 | } | |
5561 | ||
ac24be6f | 5562 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
1678ba8e | 5563 | BRCMF_SCAN_PASSIVE_TIME); |
5b435de0 | 5564 | if (err) { |
1678ba8e | 5565 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5566 | goto dongle_scantime_out; |
5567 | } | |
5568 | ||
5569 | dongle_scantime_out: | |
5570 | return err; | |
5571 | } | |
5572 | ||
b48d8916 AS |
5573 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5574 | struct brcmu_chan *ch) | |
5575 | { | |
5576 | u32 ht40_flag; | |
d48200ba | 5577 | |
b48d8916 AS |
5578 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5579 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5580 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5581 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5582 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5583 | } else { | |
5584 | /* It should be one of | |
5585 | * IEEE80211_CHAN_NO_HT40 or | |
5586 | * IEEE80211_CHAN_NO_HT40PLUS | |
5587 | */ | |
5588 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5589 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5590 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5591 | } | |
5592 | } | |
5593 | ||
5594 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5595 | u32 bw_cap[]) | |
d48200ba HM |
5596 | { |
5597 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5598 | struct ieee80211_supported_band *band; |
5599 | struct ieee80211_channel *channel; | |
5600 | struct wiphy *wiphy; | |
d48200ba | 5601 | struct brcmf_chanspec_list *list; |
83cf17aa | 5602 | struct brcmu_chan ch; |
b48d8916 | 5603 | int err; |
d48200ba HM |
5604 | u8 *pbuf; |
5605 | u32 i, j; | |
5606 | u32 total; | |
b48d8916 | 5607 | u32 chaninfo; |
d48200ba | 5608 | u32 index; |
d48200ba HM |
5609 | |
5610 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5611 | ||
5612 | if (pbuf == NULL) | |
5613 | return -ENOMEM; | |
5614 | ||
5615 | list = (struct brcmf_chanspec_list *)pbuf; | |
5616 | ||
5617 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5618 | BRCMF_DCMD_MEDLEN); | |
5619 | if (err) { | |
5620 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5621 | goto fail_pbuf; |
d48200ba HM |
5622 | } |
5623 | ||
b48d8916 | 5624 | wiphy = cfg_to_wiphy(cfg); |
58de92d2 AS |
5625 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
5626 | if (band) | |
5627 | for (i = 0; i < band->n_channels; i++) | |
5628 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
5629 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
5630 | if (band) | |
5631 | for (i = 0; i < band->n_channels; i++) | |
5632 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5633 | |
5634 | total = le32_to_cpu(list->count); | |
5635 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5636 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5637 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5638 | |
83cf17aa | 5639 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
b48d8916 | 5640 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
83cf17aa | 5641 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
b48d8916 | 5642 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
d48200ba | 5643 | } else { |
2375d970 | 5644 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5645 | continue; |
5646 | } | |
58de92d2 AS |
5647 | if (!band) |
5648 | continue; | |
b48d8916 | 5649 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5650 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5651 | continue; |
b48d8916 | 5652 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5653 | ch.bw == BRCMU_CHAN_BW_80) |
5654 | continue; | |
b48d8916 AS |
5655 | |
5656 | channel = band->channels; | |
5657 | index = band->n_channels; | |
5658 | for (j = 0; j < band->n_channels; j++) { | |
5659 | if (channel[j].hw_value == ch.chnum) { | |
5660 | index = j; | |
d48200ba HM |
5661 | break; |
5662 | } | |
5663 | } | |
b48d8916 AS |
5664 | channel[index].center_freq = |
5665 | ieee80211_channel_to_frequency(ch.chnum, band->band); | |
5666 | channel[index].hw_value = ch.chnum; | |
5667 | ||
5668 | /* assuming the chanspecs order is HT20, | |
5669 | * HT40 upper, HT40 lower, and VHT80. | |
5670 | */ | |
5671 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5672 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5673 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5674 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5675 | } else { | |
58de92d2 AS |
5676 | /* enable the channel and disable other bandwidths |
5677 | * for now as mentioned order assure they are enabled | |
5678 | * for subsequent chanspecs. | |
ee942ecc | 5679 | */ |
b48d8916 AS |
5680 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5681 | IEEE80211_CHAN_NO_80MHZ; | |
5682 | ch.bw = BRCMU_CHAN_BW_20; | |
5683 | cfg->d11inf.encchspec(&ch); | |
5684 | chaninfo = ch.chspec; | |
5685 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5686 | &chaninfo); | |
5687 | if (!err) { | |
5688 | if (chaninfo & WL_CHAN_RADAR) | |
5689 | channel[index].flags |= | |
5690 | (IEEE80211_CHAN_RADAR | | |
5691 | IEEE80211_CHAN_NO_IR); | |
5692 | if (chaninfo & WL_CHAN_PASSIVE) | |
5693 | channel[index].flags |= | |
5694 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5695 | } |
d48200ba HM |
5696 | } |
5697 | } | |
b48d8916 | 5698 | |
b48d8916 | 5699 | fail_pbuf: |
d48200ba HM |
5700 | kfree(pbuf); |
5701 | return err; | |
5702 | } | |
5703 | ||
b48d8916 | 5704 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5705 | { |
b48d8916 AS |
5706 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5707 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5708 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5709 | struct brcmf_chanspec_list *list; |
5710 | u8 *pbuf; | |
aa70b4fa AS |
5711 | u32 val; |
5712 | int err; | |
b48d8916 AS |
5713 | struct brcmu_chan ch; |
5714 | u32 num_chan; | |
5715 | int i, j; | |
aa70b4fa AS |
5716 | |
5717 | /* verify support for bw_cap command */ | |
5718 | val = WLC_BAND_5G; | |
5719 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5720 | ||
5721 | if (!err) { | |
5722 | /* only set 2G bandwidth using bw_cap command */ | |
5723 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5724 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5725 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5726 | sizeof(band_bwcap)); | |
5727 | } else { | |
5728 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5729 | val = WLC_N_BW_40ALL; | |
5730 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5731 | } | |
b48d8916 AS |
5732 | |
5733 | if (!err) { | |
5734 | /* update channel info in 2G band */ | |
5735 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5736 | ||
5737 | if (pbuf == NULL) | |
5738 | return -ENOMEM; | |
5739 | ||
5740 | ch.band = BRCMU_CHAN_BAND_2G; | |
5741 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5742 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5743 | ch.chnum = 0; |
5744 | cfg->d11inf.encchspec(&ch); | |
5745 | ||
5746 | /* pass encoded chanspec in query */ | |
5747 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5748 | ||
5749 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5750 | BRCMF_DCMD_MEDLEN); | |
5751 | if (err) { | |
5752 | brcmf_err("get chanspecs error (%d)\n", err); | |
5753 | kfree(pbuf); | |
5754 | return err; | |
5755 | } | |
5756 | ||
5757 | band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ]; | |
5758 | list = (struct brcmf_chanspec_list *)pbuf; | |
5759 | num_chan = le32_to_cpu(list->count); | |
5760 | for (i = 0; i < num_chan; i++) { | |
5761 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5762 | cfg->d11inf.decchspec(&ch); | |
5763 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5764 | continue; | |
5765 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5766 | continue; | |
5767 | for (j = 0; j < band->n_channels; j++) { | |
5768 | if (band->channels[j].hw_value == ch.chnum) | |
5769 | break; | |
5770 | } | |
5771 | if (WARN_ON(j == band->n_channels)) | |
5772 | continue; | |
5773 | ||
5774 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5775 | } | |
fac7d2a3 | 5776 | kfree(pbuf); |
b48d8916 | 5777 | } |
aa70b4fa AS |
5778 | return err; |
5779 | } | |
5780 | ||
2375d970 AS |
5781 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5782 | { | |
5783 | u32 band, mimo_bwcap; | |
5784 | int err; | |
5785 | ||
5786 | band = WLC_BAND_2G; | |
5787 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5788 | if (!err) { | |
5789 | bw_cap[IEEE80211_BAND_2GHZ] = band; | |
5790 | band = WLC_BAND_5G; | |
5791 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5792 | if (!err) { | |
5793 | bw_cap[IEEE80211_BAND_5GHZ] = band; | |
5794 | return; | |
5795 | } | |
5796 | WARN_ON(1); | |
5797 | return; | |
5798 | } | |
5799 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5800 | mimo_bwcap = 0; | |
5801 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5802 | if (err) | |
5803 | /* assume 20MHz if firmware does not give a clue */ | |
5804 | mimo_bwcap = WLC_N_BW_20ALL; | |
5805 | ||
5806 | switch (mimo_bwcap) { | |
5807 | case WLC_N_BW_40ALL: | |
5808 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; | |
5809 | /* fall-thru */ | |
5810 | case WLC_N_BW_20IN2G_40IN5G: | |
5811 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; | |
5812 | /* fall-thru */ | |
5813 | case WLC_N_BW_20ALL: | |
5814 | bw_cap[IEEE80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; | |
5815 | bw_cap[IEEE80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
5816 | break; | |
5817 | default: | |
5818 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5819 | } | |
5820 | } | |
d48200ba | 5821 | |
18d6c535 AS |
5822 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5823 | u32 bw_cap[2], u32 nchain) | |
5824 | { | |
5825 | band->ht_cap.ht_supported = true; | |
5826 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5827 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5828 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5829 | } | |
5830 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5831 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5832 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5833 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5834 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5835 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5836 | } | |
5837 | ||
5838 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
5839 | { | |
5840 | u16 mcs_map; | |
5841 | int i; | |
5842 | ||
5843 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
5844 | mcs_map = (mcs_map << 2) | supp; | |
5845 | ||
5846 | return cpu_to_le16(mcs_map); | |
5847 | } | |
5848 | ||
5849 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
7bf65aa9 HM |
5850 | u32 bw_cap[2], u32 nchain, u32 txstreams, |
5851 | u32 txbf_bfe_cap, u32 txbf_bfr_cap) | |
18d6c535 AS |
5852 | { |
5853 | __le16 mcs_map; | |
5854 | ||
5855 | /* not allowed in 2.4G band */ | |
5856 | if (band->band == IEEE80211_BAND_2GHZ) | |
5857 | return; | |
5858 | ||
5859 | band->vht_cap.vht_supported = true; | |
5860 | /* 80MHz is mandatory */ | |
5861 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
5862 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
5863 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
5864 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
5865 | } | |
5866 | /* all support 256-QAM */ | |
5867 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
5868 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
5869 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
7bf65aa9 HM |
5870 | |
5871 | /* Beamforming support information */ | |
5872 | if (txbf_bfe_cap & BRCMF_TXBF_SU_BFE_CAP) | |
5873 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; | |
5874 | if (txbf_bfe_cap & BRCMF_TXBF_MU_BFE_CAP) | |
5875 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
5876 | if (txbf_bfr_cap & BRCMF_TXBF_SU_BFR_CAP) | |
5877 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; | |
5878 | if (txbf_bfr_cap & BRCMF_TXBF_MU_BFR_CAP) | |
5879 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; | |
5880 | ||
5881 | if ((txbf_bfe_cap || txbf_bfr_cap) && (txstreams > 1)) { | |
5882 | band->vht_cap.cap |= | |
5883 | (2 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
5884 | band->vht_cap.cap |= ((txstreams - 1) << | |
5885 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
5886 | band->vht_cap.cap |= | |
5887 | IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; | |
5888 | } | |
18d6c535 AS |
5889 | } |
5890 | ||
b48d8916 | 5891 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 5892 | { |
b48d8916 | 5893 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 5894 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
5895 | u32 nmode = 0; |
5896 | u32 vhtmode = 0; | |
b48d8916 | 5897 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
5898 | u32 rxchain; |
5899 | u32 nchain; | |
b48d8916 | 5900 | int err; |
d48200ba | 5901 | s32 i; |
2375d970 | 5902 | struct ieee80211_supported_band *band; |
7bf65aa9 HM |
5903 | u32 txstreams = 0; |
5904 | u32 txbf_bfe_cap = 0; | |
5905 | u32 txbf_bfr_cap = 0; | |
5b435de0 | 5906 | |
18d6c535 | 5907 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
5908 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
5909 | if (err) { | |
5910 | brcmf_err("nmode error (%d)\n", err); | |
5911 | } else { | |
2375d970 | 5912 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 5913 | } |
18d6c535 AS |
5914 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
5915 | nmode, vhtmode, bw_cap[IEEE80211_BAND_2GHZ], | |
5916 | bw_cap[IEEE80211_BAND_5GHZ]); | |
d48200ba | 5917 | |
4aca7a18 DK |
5918 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
5919 | if (err) { | |
5920 | brcmf_err("rxchain error (%d)\n", err); | |
5921 | nchain = 1; | |
5922 | } else { | |
5923 | for (nchain = 0; rxchain; nchain++) | |
5924 | rxchain = rxchain & (rxchain - 1); | |
5925 | } | |
5926 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
5927 | ||
b48d8916 | 5928 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 5929 | if (err) { |
b48d8916 | 5930 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
5931 | return err; |
5932 | } | |
5933 | ||
7bf65aa9 HM |
5934 | if (vhtmode) { |
5935 | (void)brcmf_fil_iovar_int_get(ifp, "txstreams", &txstreams); | |
5936 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfe_cap", | |
5937 | &txbf_bfe_cap); | |
5938 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfr_cap", | |
5939 | &txbf_bfr_cap); | |
5940 | } | |
5941 | ||
b48d8916 AS |
5942 | wiphy = cfg_to_wiphy(cfg); |
5943 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
5944 | band = wiphy->bands[i]; | |
5945 | if (band == NULL) | |
2375d970 | 5946 | continue; |
d48200ba | 5947 | |
18d6c535 AS |
5948 | if (nmode) |
5949 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
5950 | if (vhtmode) | |
7bf65aa9 HM |
5951 | brcmf_update_vht_cap(band, bw_cap, nchain, txstreams, |
5952 | txbf_bfe_cap, txbf_bfr_cap); | |
d48200ba HM |
5953 | } |
5954 | ||
b48d8916 | 5955 | return 0; |
5b435de0 AS |
5956 | } |
5957 | ||
aa70b4fa AS |
5958 | static const struct ieee80211_txrx_stypes |
5959 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
5960 | [NL80211_IFTYPE_STATION] = { | |
5961 | .tx = 0xffff, | |
5962 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5963 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5964 | }, | |
5965 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
5966 | .tx = 0xffff, | |
5967 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5968 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5969 | }, | |
5970 | [NL80211_IFTYPE_P2P_GO] = { | |
5971 | .tx = 0xffff, | |
5972 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
5973 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
5974 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
5975 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
5976 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
5977 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
5978 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
5979 | }, | |
5980 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
5981 | .tx = 0xffff, | |
5982 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
5983 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
5984 | } | |
5985 | }; | |
5986 | ||
0882dda3 AS |
5987 | /** |
5988 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
5989 | * | |
5990 | * @wiphy: wiphy object. | |
5991 | * @ifp: interface object needed for feat module api. | |
5992 | * | |
5993 | * The interface modes and combinations are determined dynamically here | |
5994 | * based on firmware functionality. | |
5995 | * | |
5996 | * no p2p and no mbss: | |
5997 | * | |
5998 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
5999 | * | |
6000 | * no p2p and mbss: | |
6001 | * | |
6002 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
6003 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6004 | * | |
6005 | * p2p, no mchan, and mbss: | |
6006 | * | |
6007 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
6008 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6009 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6010 | * | |
6011 | * p2p, mchan, and mbss: | |
6012 | * | |
6013 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
6014 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6015 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6016 | */ | |
2e5f66fe PF |
6017 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
6018 | { | |
6019 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
6020 | struct ieee80211_iface_limit *c0_limits = NULL; |
6021 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
6022 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
6023 | bool mbss, p2p; | |
6024 | int i, c, n_combos; | |
6025 | ||
6026 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
6027 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 6028 | |
0882dda3 AS |
6029 | n_combos = 1 + !!p2p + !!mbss; |
6030 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
6031 | if (!combo) |
6032 | goto err; | |
6033 | ||
0882dda3 AS |
6034 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
6035 | if (!c0_limits) | |
2e5f66fe PF |
6036 | goto err; |
6037 | ||
0882dda3 AS |
6038 | if (p2p) { |
6039 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); | |
6040 | if (!p2p_limits) | |
6041 | goto err; | |
6042 | } | |
6043 | ||
6044 | if (mbss) { | |
6045 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
6046 | if (!mbss_limits) | |
6047 | goto err; | |
6048 | } | |
6049 | ||
2e5f66fe PF |
6050 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
6051 | BIT(NL80211_IFTYPE_ADHOC) | | |
6052 | BIT(NL80211_IFTYPE_AP); | |
6053 | ||
0882dda3 AS |
6054 | c = 0; |
6055 | i = 0; | |
6056 | combo[c].num_different_channels = 1; | |
6057 | c0_limits[i].max = 1; | |
6058 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6059 | if (p2p) { | |
6060 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
6061 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
6062 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
6063 | BIT(NL80211_IFTYPE_P2P_GO) | | |
6064 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
6065 | c0_limits[i].max = 1; |
6066 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6067 | c0_limits[i].max = 1; | |
6068 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
6069 | BIT(NL80211_IFTYPE_P2P_GO); | |
6070 | } else { | |
6071 | c0_limits[i].max = 1; | |
6072 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6073 | } | |
6074 | combo[c].max_interfaces = i; | |
6075 | combo[c].n_limits = i; | |
6076 | combo[c].limits = c0_limits; | |
6077 | ||
6078 | if (p2p) { | |
6079 | c++; | |
6080 | i = 0; | |
6081 | combo[c].num_different_channels = 1; | |
6082 | p2p_limits[i].max = 1; | |
6083 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6084 | p2p_limits[i].max = 1; | |
6085 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6086 | p2p_limits[i].max = 1; | |
6087 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
6088 | p2p_limits[i].max = 1; | |
6089 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6090 | combo[c].max_interfaces = i; | |
6091 | combo[c].n_limits = i; | |
6092 | combo[c].limits = p2p_limits; | |
6093 | } | |
6094 | ||
6095 | if (mbss) { | |
6096 | c++; | |
6097 | combo[c].beacon_int_infra_match = true; | |
6098 | combo[c].num_different_channels = 1; | |
6099 | mbss_limits[0].max = 4; | |
6100 | mbss_limits[0].types = BIT(NL80211_IFTYPE_AP); | |
6101 | combo[c].max_interfaces = 4; | |
6102 | combo[c].n_limits = 1; | |
6103 | combo[c].limits = mbss_limits; | |
6104 | } | |
6105 | wiphy->n_iface_combinations = n_combos; | |
2e5f66fe | 6106 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
6107 | return 0; |
6108 | ||
6109 | err: | |
0882dda3 AS |
6110 | kfree(c0_limits); |
6111 | kfree(p2p_limits); | |
6112 | kfree(mbss_limits); | |
2e5f66fe PF |
6113 | kfree(combo); |
6114 | return -ENOMEM; | |
6115 | } | |
6116 | ||
aa70b4fa AS |
6117 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
6118 | { | |
6119 | /* scheduled scan settings */ | |
6120 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
6121 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
6122 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6123 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
6124 | } | |
6125 | ||
4eb3af7c | 6126 | #ifdef CONFIG_PM |
3021ad9a | 6127 | static struct wiphy_wowlan_support brcmf_wowlan_support = { |
4eb3af7c | 6128 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, |
b9a82f89 HM |
6129 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
6130 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
6131 | .pattern_min_len = 1, | |
6132 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
6133 | }; |
6134 | #endif | |
6135 | ||
3021ad9a | 6136 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy, struct brcmf_if *ifp) |
4eb3af7c HM |
6137 | { |
6138 | #ifdef CONFIG_PM | |
3021ad9a HM |
6139 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
6140 | s32 err; | |
6141 | u32 wowl_cap; | |
6142 | ||
6143 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) { | |
6144 | err = brcmf_fil_iovar_int_get(ifp, "wowl_cap", &wowl_cap); | |
6145 | if (!err) { | |
6146 | if (wowl_cap & BRCMF_WOWL_PFN_FOUND) { | |
6147 | brcmf_wowlan_support.flags |= | |
6148 | WIPHY_WOWLAN_NET_DETECT; | |
6149 | init_waitqueue_head(&cfg->wowl.nd_data_wait); | |
6150 | } | |
6151 | } | |
6152 | } | |
4eb3af7c HM |
6153 | wiphy->wowlan = &brcmf_wowlan_support; |
6154 | #endif | |
6155 | } | |
6156 | ||
b48d8916 | 6157 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 6158 | { |
e3faa866 | 6159 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 6160 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 6161 | struct ieee80211_supported_band *band; |
50f32e2d | 6162 | u16 max_interfaces = 0; |
58de92d2 AS |
6163 | __le32 bandlist[3]; |
6164 | u32 n_bands; | |
6165 | int err, i; | |
6166 | ||
aa70b4fa AS |
6167 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
6168 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6c404f34 | 6169 | wiphy->max_num_pmkids = BRCMF_MAXPMKID; |
2e5f66fe PF |
6170 | |
6171 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
6172 | if (err) | |
6173 | return err; | |
6174 | ||
50f32e2d RM |
6175 | for (i = 0, combo = wiphy->iface_combinations; |
6176 | i < wiphy->n_iface_combinations; i++, combo++) { | |
6177 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
6178 | } | |
6179 | ||
6180 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
6181 | i++) { | |
e3faa866 RM |
6182 | u8 *addr = drvr->addresses[i].addr; |
6183 | ||
6184 | memcpy(addr, drvr->mac, ETH_ALEN); | |
6185 | if (i) { | |
6186 | addr[0] |= BIT(1); | |
6187 | addr[ETH_ALEN - 1] ^= i; | |
6188 | } | |
6189 | } | |
6190 | wiphy->addresses = drvr->addresses; | |
6191 | wiphy->n_addresses = i; | |
6192 | ||
aa70b4fa AS |
6193 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
6194 | wiphy->cipher_suites = __wl_cipher_suites; | |
6195 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
6196 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | | |
6197 | WIPHY_FLAG_OFFCHAN_TX | | |
a7b82d47 HM |
6198 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
6199 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) | |
6200 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; | |
7d34b056 | 6201 | if (!ifp->drvr->settings->roamoff) |
aa70b4fa AS |
6202 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; |
6203 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
6204 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
6205 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
6206 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
6207 | |
6208 | /* vendor commands/events support */ | |
6209 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
6210 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
6211 | ||
4eb3af7c | 6212 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
3021ad9a | 6213 | brcmf_wiphy_wowl_params(wiphy, ifp); |
58de92d2 AS |
6214 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
6215 | sizeof(bandlist)); | |
6216 | if (err) { | |
6217 | brcmf_err("could not obtain band info: err=%d\n", err); | |
6218 | return err; | |
6219 | } | |
6220 | /* first entry in bandlist is number of bands */ | |
6221 | n_bands = le32_to_cpu(bandlist[0]); | |
6222 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
6223 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
6224 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
6225 | GFP_KERNEL); | |
6226 | if (!band) | |
6227 | return -ENOMEM; | |
6228 | ||
6229 | band->channels = kmemdup(&__wl_2ghz_channels, | |
6230 | sizeof(__wl_2ghz_channels), | |
6231 | GFP_KERNEL); | |
6232 | if (!band->channels) { | |
6233 | kfree(band); | |
6234 | return -ENOMEM; | |
6235 | } | |
6236 | ||
6237 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
6238 | wiphy->bands[IEEE80211_BAND_2GHZ] = band; | |
6239 | } | |
6240 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
6241 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
6242 | GFP_KERNEL); | |
6243 | if (!band) | |
6244 | return -ENOMEM; | |
6245 | ||
6246 | band->channels = kmemdup(&__wl_5ghz_channels, | |
6247 | sizeof(__wl_5ghz_channels), | |
6248 | GFP_KERNEL); | |
6249 | if (!band->channels) { | |
6250 | kfree(band); | |
6251 | return -ENOMEM; | |
6252 | } | |
6253 | ||
6254 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
6255 | wiphy->bands[IEEE80211_BAND_5GHZ] = band; | |
6256 | } | |
6257 | } | |
6258 | err = brcmf_setup_wiphybands(wiphy); | |
6259 | return err; | |
5b435de0 AS |
6260 | } |
6261 | ||
27a68fe3 | 6262 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
6263 | { |
6264 | struct net_device *ndev; | |
6265 | struct wireless_dev *wdev; | |
40a23296 | 6266 | struct brcmf_if *ifp; |
5b435de0 AS |
6267 | s32 power_mode; |
6268 | s32 err = 0; | |
6269 | ||
27a68fe3 | 6270 | if (cfg->dongle_up) |
5b435de0 AS |
6271 | return err; |
6272 | ||
27a68fe3 | 6273 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 6274 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
6275 | ifp = netdev_priv(ndev); |
6276 | ||
6277 | /* make sure RF is ready for work */ | |
6278 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 6279 | |
1678ba8e | 6280 | brcmf_dongle_scantime(ifp); |
5b435de0 | 6281 | |
27a68fe3 | 6282 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 6283 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
6284 | if (err) |
6285 | goto default_conf_out; | |
647c9ae0 AS |
6286 | brcmf_dbg(INFO, "power save set to %s\n", |
6287 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 6288 | |
1119e23e | 6289 | err = brcmf_dongle_roam(ifp); |
5b435de0 AS |
6290 | if (err) |
6291 | goto default_conf_out; | |
5dd161ff FL |
6292 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
6293 | NULL, NULL); | |
40a23296 | 6294 | if (err) |
5b435de0 | 6295 | goto default_conf_out; |
5b435de0 | 6296 | |
b3657453 HM |
6297 | brcmf_configure_arp_offload(ifp, true); |
6298 | ||
27a68fe3 | 6299 | cfg->dongle_up = true; |
40a23296 | 6300 | default_conf_out: |
5b435de0 AS |
6301 | |
6302 | return err; | |
6303 | ||
6304 | } | |
6305 | ||
bdf5ff51 | 6306 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 6307 | { |
c1179033 | 6308 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6309 | |
bdf5ff51 | 6310 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
6311 | } |
6312 | ||
bdf5ff51 | 6313 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 6314 | { |
bdf5ff51 | 6315 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 6316 | |
5b435de0 AS |
6317 | /* |
6318 | * While going down, if associated with AP disassociate | |
6319 | * from AP to save power | |
6320 | */ | |
903e0eee | 6321 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 6322 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
6323 | |
6324 | /* Make sure WPA_Supplicant receives all the event | |
6325 | generated due to DISASSOC call to the fw to keep | |
6326 | the state fw and WPA_Supplicant state consistent | |
6327 | */ | |
6328 | brcmf_delay(500); | |
6329 | } | |
6330 | ||
27a68fe3 | 6331 | brcmf_abort_scanning(cfg); |
c1179033 | 6332 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6333 | |
5b435de0 AS |
6334 | return 0; |
6335 | } | |
6336 | ||
bdf5ff51 | 6337 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 6338 | { |
bdf5ff51 AS |
6339 | struct brcmf_if *ifp = netdev_priv(ndev); |
6340 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6341 | s32 err = 0; |
6342 | ||
27a68fe3 | 6343 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6344 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6345 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6346 | |
6347 | return err; | |
6348 | } | |
6349 | ||
bdf5ff51 | 6350 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6351 | { |
bdf5ff51 AS |
6352 | struct brcmf_if *ifp = netdev_priv(ndev); |
6353 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6354 | s32 err = 0; |
6355 | ||
27a68fe3 | 6356 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6357 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6358 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6359 | |
6360 | return err; | |
6361 | } | |
6362 | ||
a7965fbb AS |
6363 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6364 | { | |
6365 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6366 | ||
6367 | return wdev->iftype; | |
6368 | } | |
6369 | ||
bfe81975 HM |
6370 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6371 | unsigned long state) | |
9f440b7b AS |
6372 | { |
6373 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6374 | |
6375 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6376 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6377 | return true; |
9f440b7b | 6378 | } |
e843bb19 | 6379 | return false; |
9f440b7b | 6380 | } |
d3c0b633 AS |
6381 | |
6382 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6383 | u8 action) | |
6384 | { | |
6385 | u8 evt_action; | |
6386 | ||
6387 | mutex_lock(&event->vif_event_lock); | |
6388 | evt_action = event->action; | |
6389 | mutex_unlock(&event->vif_event_lock); | |
6390 | return evt_action == action; | |
6391 | } | |
6392 | ||
6393 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6394 | struct brcmf_cfg80211_vif *vif) | |
6395 | { | |
6396 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6397 | ||
6398 | mutex_lock(&event->vif_event_lock); | |
6399 | event->vif = vif; | |
6400 | event->action = 0; | |
6401 | mutex_unlock(&event->vif_event_lock); | |
6402 | } | |
6403 | ||
6404 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6405 | { | |
6406 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6407 | bool armed; | |
6408 | ||
6409 | mutex_lock(&event->vif_event_lock); | |
6410 | armed = event->vif != NULL; | |
6411 | mutex_unlock(&event->vif_event_lock); | |
6412 | ||
6413 | return armed; | |
6414 | } | |
6415 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
6416 | u8 action, ulong timeout) | |
6417 | { | |
6418 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6419 | ||
6420 | return wait_event_timeout(event->vif_wq, | |
6421 | vif_event_equals(event, action), timeout); | |
6422 | } | |
6423 | ||
63db1a49 AS |
6424 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6425 | struct regulatory_request *req) | |
6426 | { | |
6427 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6428 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6429 | struct brcmf_fil_country_le ccreq; | |
6430 | int i; | |
6431 | ||
6432 | brcmf_dbg(TRACE, "enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6433 | req->alpha2[0], req->alpha2[1]); | |
6434 | ||
6435 | /* ignore non-ISO3166 country codes */ | |
6436 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6437 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
6438 | brcmf_err("not a ISO3166 code\n"); | |
6439 | return; | |
6440 | } | |
6441 | memset(&ccreq, 0, sizeof(ccreq)); | |
6442 | ccreq.rev = cpu_to_le32(-1); | |
6443 | memcpy(ccreq.ccode, req->alpha2, sizeof(req->alpha2)); | |
8afe0ece AS |
6444 | if (brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq))) { |
6445 | brcmf_err("firmware rejected country setting\n"); | |
6446 | return; | |
6447 | } | |
6448 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6449 | } |
6450 | ||
b48d8916 AS |
6451 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6452 | { | |
0882dda3 AS |
6453 | int i; |
6454 | ||
58de92d2 AS |
6455 | if (!wiphy) |
6456 | return; | |
6457 | ||
0882dda3 AS |
6458 | if (wiphy->iface_combinations) { |
6459 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6460 | kfree(wiphy->iface_combinations[i].limits); | |
6461 | } | |
b48d8916 AS |
6462 | kfree(wiphy->iface_combinations); |
6463 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6464 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels); | |
6465 | kfree(wiphy->bands[IEEE80211_BAND_2GHZ]); | |
6466 | } | |
6467 | if (wiphy->bands[IEEE80211_BAND_5GHZ]) { | |
6468 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels); | |
6469 | kfree(wiphy->bands[IEEE80211_BAND_5GHZ]); | |
6470 | } | |
6471 | wiphy_free(wiphy); | |
6472 | } | |
6473 | ||
ccfd1e81 | 6474 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6475 | struct device *busdev, |
6476 | bool p2pdev_forced) | |
ccfd1e81 | 6477 | { |
46f3b6ee | 6478 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6479 | struct brcmf_cfg80211_info *cfg; |
6480 | struct wiphy *wiphy; | |
6481 | struct brcmf_cfg80211_vif *vif; | |
6482 | struct brcmf_if *ifp; | |
6483 | s32 err = 0; | |
6484 | s32 io_type; | |
b48d8916 | 6485 | u16 *cap = NULL; |
ccfd1e81 AS |
6486 | |
6487 | if (!ndev) { | |
6488 | brcmf_err("ndev is invalid\n"); | |
6489 | return NULL; | |
6490 | } | |
6491 | ||
6492 | ifp = netdev_priv(ndev); | |
b48d8916 AS |
6493 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
6494 | if (!wiphy) { | |
6495 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6496 | return NULL; |
b48d8916 | 6497 | } |
6896f4fb | 6498 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6499 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6500 | |
6501 | cfg = wiphy_priv(wiphy); | |
6502 | cfg->wiphy = wiphy; | |
6503 | cfg->pub = drvr; | |
6504 | init_vif_event(&cfg->vif_event); | |
6505 | INIT_LIST_HEAD(&cfg->vif_list); | |
6506 | ||
6507 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6508 | if (IS_ERR(vif)) |
6509 | goto wiphy_out; | |
ccfd1e81 AS |
6510 | |
6511 | vif->ifp = ifp; | |
6512 | vif->wdev.netdev = ndev; | |
6513 | ndev->ieee80211_ptr = &vif->wdev; | |
6514 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6515 | ||
6516 | err = wl_init_priv(cfg); | |
6517 | if (err) { | |
6518 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6519 | brcmf_free_vif(vif); |
6520 | goto wiphy_out; | |
ccfd1e81 AS |
6521 | } |
6522 | ifp->vif = vif; | |
6523 | ||
b48d8916 AS |
6524 | /* determine d11 io type before wiphy setup */ |
6525 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6526 | if (err) { |
b48d8916 AS |
6527 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6528 | goto priv_out; | |
ccfd1e81 | 6529 | } |
b48d8916 AS |
6530 | cfg->d11inf.io_type = (u8)io_type; |
6531 | brcmu_d11_attach(&cfg->d11inf); | |
6532 | ||
6533 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6534 | if (err < 0) | |
6535 | goto priv_out; | |
6536 | ||
6537 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6538 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6539 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6540 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6541 | ||
6542 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6543 | * cfg80211 here that we do and have it decide we can enable | |
6544 | * it. But first check if device does support 2G operation. | |
6545 | */ | |
6546 | if (wiphy->bands[IEEE80211_BAND_2GHZ]) { | |
6547 | cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap; | |
6548 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6549 | } | |
6550 | err = wiphy_register(wiphy); | |
6551 | if (err < 0) { | |
6552 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6553 | goto priv_out; | |
ccfd1e81 AS |
6554 | } |
6555 | ||
6556 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6557 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6558 | */ | |
b48d8916 AS |
6559 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6560 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6561 | if (!err) |
6562 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6563 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6564 | else |
6565 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6566 | } |
2b76acdb HM |
6567 | /* p2p might require that "if-events" get processed by fweh. So |
6568 | * activate the already registered event handlers now and activate | |
6569 | * the rest when initialization has completed. drvr->config needs to | |
6570 | * be assigned before activating events. | |
6571 | */ | |
6572 | drvr->config = cfg; | |
6573 | err = brcmf_fweh_activate_events(ifp); | |
6574 | if (err) { | |
6575 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6576 | goto wiphy_unreg_out; | |
6577 | } | |
ccfd1e81 | 6578 | |
ae7c03f6 | 6579 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6580 | if (err) { |
b48d8916 AS |
6581 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6582 | goto wiphy_unreg_out; | |
6583 | } | |
6584 | err = brcmf_btcoex_attach(cfg); | |
6585 | if (err) { | |
6586 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6587 | brcmf_p2p_detach(&cfg->p2p); | |
6588 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6589 | } |
6590 | ||
a7b82d47 HM |
6591 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) { |
6592 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); | |
6593 | if (err) { | |
6594 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
6595 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
6596 | } else { | |
6597 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6598 | brcmf_notify_tdls_peer_event); | |
6599 | } | |
ccfd1e81 | 6600 | } |
ccfd1e81 | 6601 | |
2b76acdb HM |
6602 | /* (re-) activate FWEH event handling */ |
6603 | err = brcmf_fweh_activate_events(ifp); | |
6604 | if (err) { | |
6605 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6606 | goto wiphy_unreg_out; | |
6607 | } | |
6608 | ||
48ed16e8 HM |
6609 | /* Fill in some of the advertised nl80211 supported features */ |
6610 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_SCAN_RANDOM_MAC)) { | |
6611 | wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR; | |
6612 | #ifdef CONFIG_PM | |
6613 | if (wiphy->wowlan->flags & WIPHY_WOWLAN_NET_DETECT) | |
6614 | wiphy->features |= NL80211_FEATURE_ND_RANDOM_MAC_ADDR; | |
6615 | #endif | |
6616 | } | |
6617 | ||
ccfd1e81 AS |
6618 | return cfg; |
6619 | ||
b48d8916 AS |
6620 | wiphy_unreg_out: |
6621 | wiphy_unregister(cfg->wiphy); | |
6622 | priv_out: | |
ccfd1e81 | 6623 | wl_deinit_priv(cfg); |
ccfd1e81 | 6624 | brcmf_free_vif(vif); |
2b5d348e | 6625 | ifp->vif = NULL; |
b48d8916 AS |
6626 | wiphy_out: |
6627 | brcmf_free_wiphy(wiphy); | |
ccfd1e81 AS |
6628 | return NULL; |
6629 | } | |
6630 | ||
6631 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6632 | { | |
6633 | if (!cfg) | |
6634 | return; | |
6635 | ||
ccfd1e81 | 6636 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6637 | wiphy_unregister(cfg->wiphy); |
ccfd1e81 | 6638 | wl_deinit_priv(cfg); |
b48d8916 | 6639 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6640 | } |