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 */ | |
240d61a9 HM |
75 | #define RSN_AKM_SHA256_1X 5 /* SHA256, 802.1X */ |
76 | #define RSN_AKM_SHA256_PSK 6 /* SHA256, Pre-shared Key */ | |
1a873342 | 77 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ |
240d61a9 HM |
78 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK (BIT(2) | BIT(3)) |
79 | #define RSN_CAP_MFPR_MASK BIT(6) | |
80 | #define RSN_CAP_MFPC_MASK BIT(7) | |
81 | #define RSN_PMKID_COUNT_LEN 2 | |
1a873342 HM |
82 | |
83 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
84 | * string :"add", "del" (+ NUL) | |
85 | */ | |
86 | #define VNDR_IE_COUNT_OFFSET 4 | |
87 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
88 | #define VNDR_IE_VSIE_OFFSET 12 | |
89 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 90 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
91 | |
92 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
93 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 94 | |
89286dc9 HM |
95 | #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320 |
96 | #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400 | |
97 | #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20 | |
98 | ||
1678ba8e HM |
99 | #define BRCMF_SCAN_CHANNEL_TIME 40 |
100 | #define BRCMF_SCAN_UNASSOC_TIME 40 | |
101 | #define BRCMF_SCAN_PASSIVE_TIME 120 | |
102 | ||
3021ad9a HM |
103 | #define BRCMF_ND_INFO_TIMEOUT msecs_to_jiffies(2000) |
104 | ||
5b435de0 AS |
105 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
106 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
107 | ||
ce81e317 | 108 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 109 | { |
c1179033 | 110 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
111 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
112 | vif->sme_state); | |
5b435de0 AS |
113 | return false; |
114 | } | |
115 | return true; | |
116 | } | |
117 | ||
5b435de0 AS |
118 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
119 | #define RATETAB_ENT(_rateid, _flags) \ | |
120 | { \ | |
121 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
122 | .hw_value = (_rateid), \ | |
123 | .flags = (_flags), \ | |
124 | } | |
125 | ||
126 | static struct ieee80211_rate __wl_rates[] = { | |
127 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
128 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
129 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
130 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
131 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
132 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
133 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
134 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
135 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
136 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
138 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
139 | }; | |
140 | ||
5b435de0 | 141 | #define wl_g_rates (__wl_rates + 0) |
58de92d2 AS |
142 | #define wl_g_rates_size ARRAY_SIZE(__wl_rates) |
143 | #define wl_a_rates (__wl_rates + 4) | |
144 | #define wl_a_rates_size (wl_g_rates_size - 4) | |
145 | ||
146 | #define CHAN2G(_channel, _freq) { \ | |
57fbcce3 | 147 | .band = NL80211_BAND_2GHZ, \ |
58de92d2 AS |
148 | .center_freq = (_freq), \ |
149 | .hw_value = (_channel), \ | |
150 | .flags = IEEE80211_CHAN_DISABLED, \ | |
151 | .max_antenna_gain = 0, \ | |
152 | .max_power = 30, \ | |
153 | } | |
154 | ||
155 | #define CHAN5G(_channel) { \ | |
57fbcce3 | 156 | .band = NL80211_BAND_5GHZ, \ |
58de92d2 AS |
157 | .center_freq = 5000 + (5 * (_channel)), \ |
158 | .hw_value = (_channel), \ | |
159 | .flags = IEEE80211_CHAN_DISABLED, \ | |
160 | .max_antenna_gain = 0, \ | |
161 | .max_power = 30, \ | |
162 | } | |
163 | ||
164 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
165 | CHAN2G(1, 2412), CHAN2G(2, 2417), CHAN2G(3, 2422), CHAN2G(4, 2427), | |
166 | CHAN2G(5, 2432), CHAN2G(6, 2437), CHAN2G(7, 2442), CHAN2G(8, 2447), | |
167 | CHAN2G(9, 2452), CHAN2G(10, 2457), CHAN2G(11, 2462), CHAN2G(12, 2467), | |
168 | CHAN2G(13, 2472), CHAN2G(14, 2484) | |
169 | }; | |
170 | ||
171 | static struct ieee80211_channel __wl_5ghz_channels[] = { | |
172 | CHAN5G(34), CHAN5G(36), CHAN5G(38), CHAN5G(40), CHAN5G(42), | |
173 | CHAN5G(44), CHAN5G(46), CHAN5G(48), CHAN5G(52), CHAN5G(56), | |
174 | CHAN5G(60), CHAN5G(64), CHAN5G(100), CHAN5G(104), CHAN5G(108), | |
175 | CHAN5G(112), CHAN5G(116), CHAN5G(120), CHAN5G(124), CHAN5G(128), | |
176 | CHAN5G(132), CHAN5G(136), CHAN5G(140), CHAN5G(144), CHAN5G(149), | |
177 | CHAN5G(153), CHAN5G(157), CHAN5G(161), CHAN5G(165) | |
178 | }; | |
5b435de0 | 179 | |
b48d8916 | 180 | /* Band templates duplicated per wiphy. The channel info |
58de92d2 | 181 | * above is added to the band during setup. |
b48d8916 AS |
182 | */ |
183 | static const struct ieee80211_supported_band __wl_band_2ghz = { | |
57fbcce3 | 184 | .band = NL80211_BAND_2GHZ, |
5b435de0 AS |
185 | .bitrates = wl_g_rates, |
186 | .n_bitrates = wl_g_rates_size, | |
187 | }; | |
188 | ||
58de92d2 | 189 | static const struct ieee80211_supported_band __wl_band_5ghz = { |
57fbcce3 | 190 | .band = NL80211_BAND_5GHZ, |
5b435de0 AS |
191 | .bitrates = wl_a_rates, |
192 | .n_bitrates = wl_a_rates_size, | |
193 | }; | |
194 | ||
d48200ba HM |
195 | /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
196 | * By default world regulatory domain defined in reg.c puts the flags | |
8fe02e16 LR |
197 | * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165). |
198 | * With respect to these flags, wpa_supplicant doesn't * start p2p | |
199 | * operations on 5GHz channels. All the changes in world regulatory | |
d48200ba HM |
200 | * domain are to be done here. |
201 | */ | |
202 | static const struct ieee80211_regdomain brcmf_regdom = { | |
203 | .n_reg_rules = 4, | |
204 | .alpha2 = "99", | |
205 | .reg_rules = { | |
206 | /* IEEE 802.11b/g, channels 1..11 */ | |
207 | REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), | |
208 | /* If any */ | |
209 | /* IEEE 802.11 channel 14 - Only JP enables | |
210 | * this and for 802.11b only | |
211 | */ | |
212 | REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), | |
213 | /* IEEE 802.11a, channel 36..64 */ | |
c555ecde | 214 | REG_RULE(5150-10, 5350+10, 80, 6, 20, 0), |
d48200ba | 215 | /* IEEE 802.11a, channel 100..165 */ |
c555ecde | 216 | REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), } |
5b435de0 AS |
217 | }; |
218 | ||
240d61a9 HM |
219 | /* Note: brcmf_cipher_suites is an array of int defining which cipher suites |
220 | * are supported. A pointer to this array and the number of entries is passed | |
221 | * on to upper layers. AES_CMAC defines whether or not the driver supports MFP. | |
222 | * So the cipher suite AES_CMAC has to be the last one in the array, and when | |
223 | * device does not support MFP then the number of suites will be decreased by 1 | |
224 | */ | |
225 | static const u32 brcmf_cipher_suites[] = { | |
5b435de0 AS |
226 | WLAN_CIPHER_SUITE_WEP40, |
227 | WLAN_CIPHER_SUITE_WEP104, | |
228 | WLAN_CIPHER_SUITE_TKIP, | |
229 | WLAN_CIPHER_SUITE_CCMP, | |
240d61a9 HM |
230 | /* Keep as last entry: */ |
231 | WLAN_CIPHER_SUITE_AES_CMAC | |
5b435de0 AS |
232 | }; |
233 | ||
1a873342 HM |
234 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
235 | struct brcmf_vs_tlv { | |
236 | u8 id; | |
237 | u8 len; | |
238 | u8 oui[3]; | |
239 | u8 oui_type; | |
240 | }; | |
241 | ||
242 | struct parsed_vndr_ie_info { | |
243 | u8 *ie_ptr; | |
244 | u32 ie_len; /* total length including id & length field */ | |
245 | struct brcmf_vs_tlv vndrie; | |
246 | }; | |
247 | ||
248 | struct parsed_vndr_ies { | |
249 | u32 count; | |
9f440b7b | 250 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
251 | }; |
252 | ||
7705ba6f AS |
253 | static u8 nl80211_band_to_fwil(enum nl80211_band band) |
254 | { | |
255 | switch (band) { | |
256 | case NL80211_BAND_2GHZ: | |
257 | return WLC_BAND_2G; | |
258 | case NL80211_BAND_5GHZ: | |
259 | return WLC_BAND_5G; | |
260 | default: | |
261 | WARN_ON(1); | |
262 | break; | |
263 | } | |
264 | return 0; | |
265 | } | |
266 | ||
5a394eba AS |
267 | static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf, |
268 | struct cfg80211_chan_def *ch) | |
600a897d AS |
269 | { |
270 | struct brcmu_chan ch_inf; | |
271 | s32 primary_offset; | |
272 | ||
273 | brcmf_dbg(TRACE, "chandef: control %d center %d width %d\n", | |
274 | ch->chan->center_freq, ch->center_freq1, ch->width); | |
275 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq1); | |
36e8072e | 276 | primary_offset = ch->chan->center_freq - ch->center_freq1; |
600a897d AS |
277 | switch (ch->width) { |
278 | case NL80211_CHAN_WIDTH_20: | |
0cd75b19 | 279 | case NL80211_CHAN_WIDTH_20_NOHT: |
600a897d AS |
280 | ch_inf.bw = BRCMU_CHAN_BW_20; |
281 | WARN_ON(primary_offset != 0); | |
282 | break; | |
283 | case NL80211_CHAN_WIDTH_40: | |
284 | ch_inf.bw = BRCMU_CHAN_BW_40; | |
36e8072e | 285 | if (primary_offset > 0) |
600a897d AS |
286 | ch_inf.sb = BRCMU_CHAN_SB_U; |
287 | else | |
288 | ch_inf.sb = BRCMU_CHAN_SB_L; | |
289 | break; | |
290 | case NL80211_CHAN_WIDTH_80: | |
291 | ch_inf.bw = BRCMU_CHAN_BW_80; | |
36e8072e RM |
292 | if (primary_offset == -30) |
293 | ch_inf.sb = BRCMU_CHAN_SB_LL; | |
294 | else if (primary_offset == -10) | |
295 | ch_inf.sb = BRCMU_CHAN_SB_LU; | |
296 | else if (primary_offset == 10) | |
297 | ch_inf.sb = BRCMU_CHAN_SB_UL; | |
298 | else | |
299 | ch_inf.sb = BRCMU_CHAN_SB_UU; | |
600a897d | 300 | break; |
0cd75b19 AS |
301 | case NL80211_CHAN_WIDTH_80P80: |
302 | case NL80211_CHAN_WIDTH_160: | |
303 | case NL80211_CHAN_WIDTH_5: | |
304 | case NL80211_CHAN_WIDTH_10: | |
600a897d AS |
305 | default: |
306 | WARN_ON_ONCE(1); | |
307 | } | |
308 | switch (ch->chan->band) { | |
57fbcce3 | 309 | case NL80211_BAND_2GHZ: |
600a897d AS |
310 | ch_inf.band = BRCMU_CHAN_BAND_2G; |
311 | break; | |
57fbcce3 | 312 | case NL80211_BAND_5GHZ: |
600a897d AS |
313 | ch_inf.band = BRCMU_CHAN_BAND_5G; |
314 | break; | |
57fbcce3 | 315 | case NL80211_BAND_60GHZ: |
600a897d AS |
316 | default: |
317 | WARN_ON_ONCE(1); | |
318 | } | |
319 | d11inf->encchspec(&ch_inf); | |
320 | ||
321 | return ch_inf.chspec; | |
322 | } | |
323 | ||
83cf17aa FL |
324 | u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, |
325 | struct ieee80211_channel *ch) | |
6e186166 | 326 | { |
83cf17aa | 327 | struct brcmu_chan ch_inf; |
6e186166 | 328 | |
83cf17aa FL |
329 | ch_inf.chnum = ieee80211_frequency_to_channel(ch->center_freq); |
330 | ch_inf.bw = BRCMU_CHAN_BW_20; | |
331 | d11inf->encchspec(&ch_inf); | |
6e186166 | 332 | |
83cf17aa | 333 | return ch_inf.chspec; |
6e186166 AS |
334 | } |
335 | ||
89286dc9 HM |
336 | /* Traverse a string of 1-byte tag/1-byte length/variable-length value |
337 | * triples, returning a pointer to the substring whose first element | |
338 | * matches tag | |
339 | */ | |
4b5800fe JB |
340 | const struct brcmf_tlv * |
341 | brcmf_parse_tlvs(const void *buf, int buflen, uint key) | |
89286dc9 | 342 | { |
4b5800fe JB |
343 | const struct brcmf_tlv *elt = buf; |
344 | int totlen = buflen; | |
89286dc9 HM |
345 | |
346 | /* find tagged parameter */ | |
347 | while (totlen >= TLV_HDR_LEN) { | |
348 | int len = elt->len; | |
349 | ||
350 | /* validate remaining totlen */ | |
351 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) | |
352 | return elt; | |
353 | ||
354 | elt = (struct brcmf_tlv *)((u8 *)elt + (len + TLV_HDR_LEN)); | |
355 | totlen -= (len + TLV_HDR_LEN); | |
356 | } | |
357 | ||
358 | return NULL; | |
359 | } | |
360 | ||
361 | /* Is any of the tlvs the expected entry? If | |
362 | * not update the tlvs buffer pointer/length. | |
363 | */ | |
364 | static bool | |
4b5800fe JB |
365 | brcmf_tlv_has_ie(const u8 *ie, const u8 **tlvs, u32 *tlvs_len, |
366 | const u8 *oui, u32 oui_len, u8 type) | |
89286dc9 HM |
367 | { |
368 | /* If the contents match the OUI and the type */ | |
369 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
370 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
371 | type == ie[TLV_BODY_OFF + oui_len]) { | |
372 | return true; | |
373 | } | |
374 | ||
375 | if (tlvs == NULL) | |
376 | return false; | |
377 | /* point to the next ie */ | |
378 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
379 | /* calculate the length of the rest of the buffer */ | |
380 | *tlvs_len -= (int)(ie - *tlvs); | |
381 | /* update the pointer to the start of the buffer */ | |
382 | *tlvs = ie; | |
383 | ||
384 | return false; | |
385 | } | |
386 | ||
387 | static struct brcmf_vs_tlv * | |
4b5800fe | 388 | brcmf_find_wpaie(const u8 *parse, u32 len) |
89286dc9 | 389 | { |
4b5800fe | 390 | const struct brcmf_tlv *ie; |
89286dc9 HM |
391 | |
392 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
4b5800fe | 393 | if (brcmf_tlv_has_ie((const u8 *)ie, &parse, &len, |
89286dc9 HM |
394 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) |
395 | return (struct brcmf_vs_tlv *)ie; | |
396 | } | |
397 | return NULL; | |
398 | } | |
399 | ||
400 | static struct brcmf_vs_tlv * | |
4b5800fe | 401 | brcmf_find_wpsie(const u8 *parse, u32 len) |
89286dc9 | 402 | { |
4b5800fe | 403 | const struct brcmf_tlv *ie; |
89286dc9 HM |
404 | |
405 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { | |
406 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, | |
407 | WPA_OUI, TLV_OUI_LEN, WPS_OUI_TYPE)) | |
408 | return (struct brcmf_vs_tlv *)ie; | |
409 | } | |
410 | return NULL; | |
411 | } | |
412 | ||
39504a2d AS |
413 | static int brcmf_vif_change_validate(struct brcmf_cfg80211_info *cfg, |
414 | struct brcmf_cfg80211_vif *vif, | |
415 | enum nl80211_iftype new_type) | |
416 | { | |
417 | int iftype_num[NUM_NL80211_IFTYPES]; | |
418 | struct brcmf_cfg80211_vif *pos; | |
353c46ac AS |
419 | bool check_combos = false; |
420 | int ret = 0; | |
39504a2d AS |
421 | |
422 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
423 | list_for_each_entry(pos, &cfg->vif_list, list) | |
353c46ac | 424 | if (pos == vif) { |
39504a2d | 425 | iftype_num[new_type]++; |
353c46ac AS |
426 | } else { |
427 | /* concurrent interfaces so need check combinations */ | |
428 | check_combos = true; | |
39504a2d | 429 | iftype_num[pos->wdev.iftype]++; |
353c46ac AS |
430 | } |
431 | ||
432 | if (check_combos) | |
433 | ret = cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
39504a2d | 434 | |
353c46ac | 435 | return ret; |
39504a2d AS |
436 | } |
437 | ||
438 | static int brcmf_vif_add_validate(struct brcmf_cfg80211_info *cfg, | |
439 | enum nl80211_iftype new_type) | |
440 | { | |
441 | int iftype_num[NUM_NL80211_IFTYPES]; | |
442 | struct brcmf_cfg80211_vif *pos; | |
443 | ||
444 | memset(&iftype_num[0], 0, sizeof(iftype_num)); | |
445 | list_for_each_entry(pos, &cfg->vif_list, list) | |
446 | iftype_num[pos->wdev.iftype]++; | |
447 | ||
448 | iftype_num[new_type]++; | |
449 | return cfg80211_check_combinations(cfg->wiphy, 1, 0, iftype_num); | |
450 | } | |
89286dc9 | 451 | |
5b435de0 AS |
452 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
453 | struct brcmf_wsec_key_le *key_le) | |
454 | { | |
455 | key_le->index = cpu_to_le32(key->index); | |
456 | key_le->len = cpu_to_le32(key->len); | |
457 | key_le->algo = cpu_to_le32(key->algo); | |
458 | key_le->flags = cpu_to_le32(key->flags); | |
459 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
460 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
461 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
462 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
463 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
464 | } | |
465 | ||
f09d0c02 | 466 | static int |
118eb304 | 467 | send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key) |
5b435de0 AS |
468 | { |
469 | int err; | |
470 | struct brcmf_wsec_key_le key_le; | |
471 | ||
472 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 473 | |
118eb304 | 474 | brcmf_netdev_wait_pend8021x(ifp); |
81f5dcb8 | 475 | |
118eb304 | 476 | err = brcmf_fil_bsscfg_data_set(ifp, "wsec_key", &key_le, |
81f5dcb8 | 477 | sizeof(key_le)); |
f09d0c02 | 478 | |
5b435de0 | 479 | if (err) |
57d6e91a | 480 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
481 | return err; |
482 | } | |
483 | ||
b3657453 | 484 | static s32 |
52f22fb2 | 485 | brcmf_configure_arp_nd_offload(struct brcmf_if *ifp, bool enable) |
b3657453 HM |
486 | { |
487 | s32 err; | |
488 | u32 mode; | |
489 | ||
490 | if (enable) | |
491 | mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; | |
492 | else | |
493 | mode = 0; | |
494 | ||
495 | /* Try to set and enable ARP offload feature, this may fail, then it */ | |
496 | /* is simply not supported and err 0 will be returned */ | |
497 | err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode); | |
498 | if (err) { | |
499 | brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", | |
500 | mode, err); | |
501 | err = 0; | |
502 | } else { | |
503 | err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); | |
504 | if (err) { | |
505 | brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", | |
506 | enable, err); | |
507 | err = 0; | |
508 | } else | |
509 | brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", | |
510 | enable, mode); | |
511 | } | |
512 | ||
52f22fb2 FL |
513 | err = brcmf_fil_iovar_int_set(ifp, "ndoe", enable); |
514 | if (err) { | |
515 | brcmf_dbg(TRACE, "failed to configure (%d) ND offload err = %d\n", | |
516 | enable, err); | |
517 | err = 0; | |
518 | } else | |
519 | brcmf_dbg(TRACE, "successfully configured (%d) ND offload to 0x%x\n", | |
520 | enable, mode); | |
521 | ||
b3657453 HM |
522 | return err; |
523 | } | |
524 | ||
8851cce0 HM |
525 | static void |
526 | brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev) | |
527 | { | |
8f2b4597 AS |
528 | struct brcmf_cfg80211_vif *vif; |
529 | struct brcmf_if *ifp; | |
530 | ||
531 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
532 | ifp = vif->ifp; | |
8851cce0 HM |
533 | |
534 | if ((wdev->iftype == NL80211_IFTYPE_ADHOC) || | |
535 | (wdev->iftype == NL80211_IFTYPE_AP) || | |
536 | (wdev->iftype == NL80211_IFTYPE_P2P_GO)) | |
537 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
538 | ADDR_DIRECT); | |
539 | else | |
540 | brcmf_proto_configure_addr_mode(ifp->drvr, ifp->ifidx, | |
541 | ADDR_INDIRECT); | |
542 | } | |
543 | ||
d02fb8f1 RM |
544 | static int brcmf_get_first_free_bsscfgidx(struct brcmf_pub *drvr) |
545 | { | |
546 | int bsscfgidx; | |
547 | ||
548 | for (bsscfgidx = 0; bsscfgidx < BRCMF_MAX_IFS; bsscfgidx++) { | |
549 | /* bsscfgidx 1 is reserved for legacy P2P */ | |
550 | if (bsscfgidx == 1) | |
551 | continue; | |
552 | if (!drvr->iflist[bsscfgidx]) | |
553 | return bsscfgidx; | |
554 | } | |
555 | ||
556 | return -ENOMEM; | |
557 | } | |
558 | ||
a44aa400 HM |
559 | static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp) |
560 | { | |
561 | struct brcmf_mbss_ssid_le mbss_ssid_le; | |
562 | int bsscfgidx; | |
563 | int err; | |
564 | ||
565 | memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le)); | |
d02fb8f1 | 566 | bsscfgidx = brcmf_get_first_free_bsscfgidx(ifp->drvr); |
a44aa400 HM |
567 | if (bsscfgidx < 0) |
568 | return bsscfgidx; | |
569 | ||
570 | mbss_ssid_le.bsscfgidx = cpu_to_le32(bsscfgidx); | |
571 | mbss_ssid_le.SSID_len = cpu_to_le32(5); | |
572 | sprintf(mbss_ssid_le.SSID, "ssid%d" , bsscfgidx); | |
573 | ||
574 | err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le, | |
575 | sizeof(mbss_ssid_le)); | |
576 | if (err < 0) | |
577 | brcmf_err("setting ssid failed %d\n", err); | |
578 | ||
579 | return err; | |
580 | } | |
581 | ||
582 | /** | |
583 | * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS | |
584 | * | |
585 | * @wiphy: wiphy device of new interface. | |
586 | * @name: name of the new interface. | |
587 | * @flags: not used. | |
588 | * @params: contains mac address for AP device. | |
589 | */ | |
590 | static | |
591 | struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name, | |
592 | u32 *flags, struct vif_params *params) | |
593 | { | |
594 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
595 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
596 | struct brcmf_cfg80211_vif *vif; | |
597 | int err; | |
598 | ||
599 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
600 | return ERR_PTR(-EBUSY); | |
601 | ||
602 | brcmf_dbg(INFO, "Adding vif \"%s\"\n", name); | |
603 | ||
604 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false); | |
605 | if (IS_ERR(vif)) | |
606 | return (struct wireless_dev *)vif; | |
607 | ||
608 | brcmf_cfg80211_arm_vif_event(cfg, vif); | |
609 | ||
610 | err = brcmf_cfg80211_request_ap_if(ifp); | |
611 | if (err) { | |
612 | brcmf_cfg80211_arm_vif_event(cfg, NULL); | |
613 | goto fail; | |
614 | } | |
615 | ||
616 | /* wait for firmware event */ | |
a9eb0c4b AS |
617 | err = brcmf_cfg80211_wait_vif_event(cfg, BRCMF_E_IF_ADD, |
618 | BRCMF_VIF_EVENT_TIMEOUT); | |
a44aa400 HM |
619 | brcmf_cfg80211_arm_vif_event(cfg, NULL); |
620 | if (!err) { | |
621 | brcmf_err("timeout occurred\n"); | |
622 | err = -EIO; | |
623 | goto fail; | |
624 | } | |
625 | ||
626 | /* interface created in firmware */ | |
627 | ifp = vif->ifp; | |
628 | if (!ifp) { | |
629 | brcmf_err("no if pointer provided\n"); | |
630 | err = -ENOENT; | |
631 | goto fail; | |
632 | } | |
633 | ||
634 | strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1); | |
635 | err = brcmf_net_attach(ifp, true); | |
636 | if (err) { | |
637 | brcmf_err("Registering netdevice failed\n"); | |
638 | goto fail; | |
639 | } | |
640 | ||
641 | return &ifp->vif->wdev; | |
642 | ||
643 | fail: | |
644 | brcmf_free_vif(vif); | |
645 | return ERR_PTR(err); | |
646 | } | |
647 | ||
967fe2c8 AS |
648 | static bool brcmf_is_apmode(struct brcmf_cfg80211_vif *vif) |
649 | { | |
650 | enum nl80211_iftype iftype; | |
651 | ||
652 | iftype = vif->wdev.iftype; | |
653 | return iftype == NL80211_IFTYPE_AP || iftype == NL80211_IFTYPE_P2P_GO; | |
654 | } | |
655 | ||
656 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) | |
657 | { | |
658 | return vif->wdev.iftype == NL80211_IFTYPE_ADHOC; | |
659 | } | |
660 | ||
9f440b7b AS |
661 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
662 | const char *name, | |
6bab2e19 | 663 | unsigned char name_assign_type, |
9f440b7b AS |
664 | enum nl80211_iftype type, |
665 | u32 *flags, | |
666 | struct vif_params *params) | |
667 | { | |
8851cce0 | 668 | struct wireless_dev *wdev; |
39504a2d | 669 | int err; |
8851cce0 | 670 | |
9f440b7b | 671 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); |
39504a2d AS |
672 | err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type); |
673 | if (err) { | |
674 | brcmf_err("iface validation failed: err=%d\n", err); | |
675 | return ERR_PTR(err); | |
676 | } | |
9f440b7b AS |
677 | switch (type) { |
678 | case NL80211_IFTYPE_ADHOC: | |
679 | case NL80211_IFTYPE_STATION: | |
9f440b7b AS |
680 | case NL80211_IFTYPE_AP_VLAN: |
681 | case NL80211_IFTYPE_WDS: | |
682 | case NL80211_IFTYPE_MONITOR: | |
683 | case NL80211_IFTYPE_MESH_POINT: | |
684 | return ERR_PTR(-EOPNOTSUPP); | |
a44aa400 HM |
685 | case NL80211_IFTYPE_AP: |
686 | wdev = brcmf_ap_add_vif(wiphy, name, flags, params); | |
687 | if (!IS_ERR(wdev)) | |
688 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
689 | return wdev; | |
9f440b7b AS |
690 | case NL80211_IFTYPE_P2P_CLIENT: |
691 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 692 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 693 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
8851cce0 HM |
694 | if (!IS_ERR(wdev)) |
695 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
696 | return wdev; | |
9f440b7b | 697 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
698 | default: |
699 | return ERR_PTR(-EINVAL); | |
700 | } | |
701 | } | |
702 | ||
5e787f75 DK |
703 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
704 | { | |
c08437b4 | 705 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
706 | brcmf_set_mpc(ifp, mpc); |
707 | } | |
708 | ||
f96aa07e | 709 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 710 | { |
5f4f9f11 AS |
711 | s32 err = 0; |
712 | ||
713 | if (check_vif_up(ifp->vif)) { | |
714 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
715 | if (err) { | |
716 | brcmf_err("fail to set mpc\n"); | |
717 | return; | |
718 | } | |
719 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
720 | } | |
721 | } | |
722 | ||
a0f472ac AS |
723 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
724 | struct brcmf_if *ifp, bool aborted, | |
725 | bool fw_abort) | |
5f4f9f11 AS |
726 | { |
727 | struct brcmf_scan_params_le params_le; | |
728 | struct cfg80211_scan_request *scan_request; | |
729 | s32 err = 0; | |
730 | ||
731 | brcmf_dbg(SCAN, "Enter\n"); | |
732 | ||
733 | /* clear scan request, because the FW abort can cause a second call */ | |
734 | /* to this functon and might cause a double cfg80211_scan_done */ | |
735 | scan_request = cfg->scan_request; | |
736 | cfg->scan_request = NULL; | |
737 | ||
738 | if (timer_pending(&cfg->escan_timeout)) | |
739 | del_timer_sync(&cfg->escan_timeout); | |
740 | ||
741 | if (fw_abort) { | |
742 | /* Do a scan abort to stop the driver's scan engine */ | |
743 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
744 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 745 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
746 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
747 | params_le.scan_type = 0; | |
748 | params_le.channel_num = cpu_to_le32(1); | |
749 | params_le.nprobes = cpu_to_le32(1); | |
750 | params_le.active_time = cpu_to_le32(-1); | |
751 | params_le.passive_time = cpu_to_le32(-1); | |
752 | params_le.home_time = cpu_to_le32(-1); | |
753 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
754 | params_le.channel_list[0] = cpu_to_le16(-1); | |
755 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 756 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
757 | ¶ms_le, sizeof(params_le)); |
758 | if (err) | |
759 | brcmf_err("Scan abort failed\n"); | |
760 | } | |
0f0fe990 | 761 | |
5e787f75 | 762 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 763 | |
5f4f9f11 AS |
764 | /* |
765 | * e-scan can be initiated by scheduled scan | |
766 | * which takes precedence. | |
767 | */ | |
768 | if (cfg->sched_escan) { | |
769 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
770 | cfg->sched_escan = false; | |
771 | if (!aborted) | |
772 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
773 | } else if (scan_request) { |
774 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
775 | aborted ? "Aborted" : "Done"); | |
776 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 777 | } |
6eda4e2c HM |
778 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
779 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
780 | |
781 | return err; | |
782 | } | |
783 | ||
9f440b7b AS |
784 | static |
785 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
786 | { | |
5f4f9f11 AS |
787 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
788 | struct net_device *ndev = wdev->netdev; | |
789 | ||
790 | /* vif event pending in firmware */ | |
791 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
792 | return -EBUSY; | |
793 | ||
794 | if (ndev) { | |
795 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
796 | cfg->escan_info.ifp == netdev_priv(ndev)) |
797 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
798 | true, true); | |
5f4f9f11 AS |
799 | |
800 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
801 | } | |
802 | ||
9f440b7b AS |
803 | switch (wdev->iftype) { |
804 | case NL80211_IFTYPE_ADHOC: | |
805 | case NL80211_IFTYPE_STATION: | |
806 | case NL80211_IFTYPE_AP: | |
807 | case NL80211_IFTYPE_AP_VLAN: | |
808 | case NL80211_IFTYPE_WDS: | |
809 | case NL80211_IFTYPE_MONITOR: | |
810 | case NL80211_IFTYPE_MESH_POINT: | |
811 | return -EOPNOTSUPP; | |
812 | case NL80211_IFTYPE_P2P_CLIENT: | |
813 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 814 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
815 | return brcmf_p2p_del_vif(wiphy, wdev); |
816 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
817 | default: |
818 | return -EINVAL; | |
819 | } | |
820 | return -EOPNOTSUPP; | |
821 | } | |
822 | ||
5b435de0 AS |
823 | static s32 |
824 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
825 | enum nl80211_iftype type, u32 *flags, | |
826 | struct vif_params *params) | |
827 | { | |
7a5c1f64 | 828 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 829 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 830 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 831 | s32 infra = 0; |
1a873342 | 832 | s32 ap = 0; |
5b435de0 AS |
833 | s32 err = 0; |
834 | ||
37a869ec HM |
835 | brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, type=%d\n", ifp->bsscfgidx, |
836 | type); | |
178e9ef9 HM |
837 | |
838 | /* WAR: There are a number of p2p interface related problems which | |
839 | * need to be handled initially (before doing the validate). | |
840 | * wpa_supplicant tends to do iface changes on p2p device/client/go | |
841 | * which are not always possible/allowed. However we need to return | |
842 | * OK otherwise the wpa_supplicant wont start. The situation differs | |
843 | * on configuration and setup (p2pon=1 module param). The first check | |
844 | * is to see if the request is a change to station for p2p iface. | |
845 | */ | |
846 | if ((type == NL80211_IFTYPE_STATION) && | |
847 | ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
848 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) || | |
849 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) { | |
850 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
851 | /* Now depending on whether module param p2pon=1 was used the | |
852 | * response needs to be either 0 or EOPNOTSUPP. The reason is | |
853 | * that if p2pon=1 is used, but a newer supplicant is used then | |
854 | * we should return an error, as this combination wont work. | |
855 | * In other situations 0 is returned and supplicant will start | |
856 | * normally. It will give a trace in cfg80211, but it is the | |
857 | * only way to get it working. Unfortunately this will result | |
858 | * in situation where we wont support new supplicant in | |
859 | * combination with module param p2pon=1, but that is the way | |
860 | * it is. If the user tries this then unloading of driver might | |
861 | * fail/lock. | |
862 | */ | |
863 | if (cfg->p2p.p2pdev_dynamically) | |
864 | return -EOPNOTSUPP; | |
865 | else | |
866 | return 0; | |
867 | } | |
39504a2d AS |
868 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); |
869 | if (err) { | |
870 | brcmf_err("iface validation failed: err=%d\n", err); | |
871 | return err; | |
872 | } | |
5b435de0 AS |
873 | switch (type) { |
874 | case NL80211_IFTYPE_MONITOR: | |
875 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
876 | brcmf_err("type (%d) : currently we do not support this type\n", |
877 | type); | |
5b435de0 AS |
878 | return -EOPNOTSUPP; |
879 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
880 | infra = 0; |
881 | break; | |
882 | case NL80211_IFTYPE_STATION: | |
5b435de0 AS |
883 | infra = 1; |
884 | break; | |
1a873342 | 885 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 886 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
887 | ap = 1; |
888 | break; | |
5b435de0 AS |
889 | default: |
890 | err = -EINVAL; | |
891 | goto done; | |
892 | } | |
893 | ||
1a873342 | 894 | if (ap) { |
7a5c1f64 HM |
895 | if (type == NL80211_IFTYPE_P2P_GO) { |
896 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
897 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
898 | } | |
899 | if (!err) { | |
7a5c1f64 HM |
900 | brcmf_dbg(INFO, "IF Type = AP\n"); |
901 | } | |
5b435de0 | 902 | } else { |
128ce3b6 | 903 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 904 | if (err) { |
57d6e91a | 905 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
906 | err = -EAGAIN; |
907 | goto done; | |
908 | } | |
967fe2c8 | 909 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 910 | "Adhoc" : "Infra"); |
5b435de0 | 911 | } |
1a873342 | 912 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 913 | |
8851cce0 HM |
914 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
915 | ||
5b435de0 | 916 | done: |
d96b801f | 917 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
918 | |
919 | return err; | |
920 | } | |
921 | ||
83cf17aa FL |
922 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
923 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
924 | struct cfg80211_scan_request *request) |
925 | { | |
926 | u32 n_ssids; | |
927 | u32 n_channels; | |
928 | s32 i; | |
929 | s32 offset; | |
029591f3 | 930 | u16 chanspec; |
e756af5b | 931 | char *ptr; |
029591f3 | 932 | struct brcmf_ssid_le ssid_le; |
e756af5b | 933 | |
93803b33 | 934 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
935 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
936 | params_le->scan_type = 0; | |
937 | params_le->channel_num = 0; | |
938 | params_le->nprobes = cpu_to_le32(-1); | |
939 | params_le->active_time = cpu_to_le32(-1); | |
940 | params_le->passive_time = cpu_to_le32(-1); | |
941 | params_le->home_time = cpu_to_le32(-1); | |
942 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
943 | ||
944 | /* if request is null exit so it will be all channel broadcast scan */ | |
945 | if (!request) | |
946 | return; | |
947 | ||
948 | n_ssids = request->n_ssids; | |
949 | n_channels = request->n_channels; | |
950 | /* Copy channel array if applicable */ | |
4e8a008e AS |
951 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
952 | n_channels); | |
e756af5b HM |
953 | if (n_channels > 0) { |
954 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
955 | chanspec = channel_to_chanspec(&cfg->d11inf, |
956 | request->channels[i]); | |
4e8a008e AS |
957 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
958 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 959 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
960 | } |
961 | } else { | |
4e8a008e | 962 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
963 | } |
964 | /* Copy ssid array if applicable */ | |
4e8a008e | 965 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
966 | if (n_ssids > 0) { |
967 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
968 | n_channels * sizeof(u16); | |
969 | offset = roundup(offset, sizeof(u32)); | |
970 | ptr = (char *)params_le + offset; | |
971 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
972 | memset(&ssid_le, 0, sizeof(ssid_le)); |
973 | ssid_le.SSID_len = | |
974 | cpu_to_le32(request->ssids[i].ssid_len); | |
975 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
976 | request->ssids[i].ssid_len); | |
977 | if (!ssid_le.SSID_len) | |
4e8a008e | 978 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 979 | else |
4e8a008e AS |
980 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
981 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
982 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
983 | ptr += sizeof(ssid_le); | |
e756af5b HM |
984 | } |
985 | } else { | |
4e8a008e | 986 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 987 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
988 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
989 | params_le->ssid_le.SSID, | |
990 | request->ssids->ssid_len); | |
e756af5b HM |
991 | params_le->ssid_le.SSID_len = |
992 | cpu_to_le32(request->ssids->ssid_len); | |
993 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
994 | request->ssids->ssid_len); | |
995 | } | |
996 | } | |
997 | /* Adding mask to channel numbers */ | |
998 | params_le->channel_num = | |
999 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
1000 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
1001 | } | |
1002 | ||
e756af5b | 1003 | static s32 |
a0f472ac | 1004 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
c4958106 | 1005 | struct cfg80211_scan_request *request) |
e756af5b HM |
1006 | { |
1007 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
1008 | offsetof(struct brcmf_escan_params_le, params_le); | |
1009 | struct brcmf_escan_params_le *params; | |
1010 | s32 err = 0; | |
1011 | ||
4e8a008e | 1012 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
1013 | |
1014 | if (request != NULL) { | |
1015 | /* Allocate space for populating ssids in struct */ | |
1016 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
1017 | ||
1018 | /* Allocate space for populating ssids in struct */ | |
e9a6ca82 | 1019 | params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids; |
e756af5b HM |
1020 | } |
1021 | ||
1022 | params = kzalloc(params_size, GFP_KERNEL); | |
1023 | if (!params) { | |
1024 | err = -ENOMEM; | |
1025 | goto exit; | |
1026 | } | |
1027 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 1028 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b | 1029 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
c4958106 | 1030 | params->action = cpu_to_le16(WL_ESCAN_ACTION_START); |
e756af5b HM |
1031 | params->sync_id = cpu_to_le16(0x1234); |
1032 | ||
a0f472ac | 1033 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
1034 | if (err) { |
1035 | if (err == -EBUSY) | |
647c9ae0 | 1036 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 1037 | else |
57d6e91a | 1038 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1039 | } |
1040 | ||
1041 | kfree(params); | |
1042 | exit: | |
1043 | return err; | |
1044 | } | |
1045 | ||
1046 | static s32 | |
27a68fe3 | 1047 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 1048 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
1049 | { |
1050 | s32 err; | |
81f5dcb8 | 1051 | u32 passive_scan; |
e756af5b | 1052 | struct brcmf_scan_results *results; |
9f440b7b | 1053 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 1054 | |
4e8a008e | 1055 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 1056 | escan->ifp = ifp; |
9f440b7b AS |
1057 | escan->wiphy = wiphy; |
1058 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 1059 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 1060 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1061 | passive_scan); |
e756af5b | 1062 | if (err) { |
57d6e91a | 1063 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1064 | return err; |
1065 | } | |
5e787f75 | 1066 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1067 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1068 | results->version = 0; |
1069 | results->count = 0; | |
1070 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1071 | ||
c4958106 | 1072 | err = escan->run(cfg, ifp, request); |
e756af5b | 1073 | if (err) |
5e787f75 | 1074 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1075 | return err; |
1076 | } | |
1077 | ||
1078 | static s32 | |
a0f472ac | 1079 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1080 | struct cfg80211_scan_request *request, |
1081 | struct cfg80211_ssid *this_ssid) | |
1082 | { | |
a0f472ac AS |
1083 | struct brcmf_if *ifp = vif->ifp; |
1084 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1085 | struct cfg80211_ssid *ssids; |
81f5dcb8 | 1086 | u32 passive_scan; |
e756af5b HM |
1087 | bool escan_req; |
1088 | bool spec_scan; | |
1089 | s32 err; | |
675f5d82 | 1090 | struct brcmf_ssid_le ssid_le; |
e756af5b HM |
1091 | u32 SSID_len; |
1092 | ||
4e8a008e | 1093 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1094 | |
c1179033 | 1095 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1096 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1097 | return -EAGAIN; |
1098 | } | |
c1179033 | 1099 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1100 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1101 | cfg->scan_status); | |
e756af5b HM |
1102 | return -EAGAIN; |
1103 | } | |
1687eee2 AS |
1104 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1105 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1106 | cfg->scan_status); | |
1107 | return -EAGAIN; | |
1108 | } | |
c1179033 | 1109 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1110 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1111 | return -EAGAIN; |
1112 | } | |
1113 | ||
0f8ffe17 | 1114 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1115 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1116 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1117 | |
e756af5b HM |
1118 | escan_req = false; |
1119 | if (request) { | |
1120 | /* scan bss */ | |
1121 | ssids = request->ssids; | |
1122 | escan_req = true; | |
1123 | } else { | |
1124 | /* scan in ibss */ | |
1125 | /* we don't do escan in ibss */ | |
1126 | ssids = this_ssid; | |
1127 | } | |
1128 | ||
27a68fe3 | 1129 | cfg->scan_request = request; |
c1179033 | 1130 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1131 | if (escan_req) { |
9f440b7b | 1132 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1133 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1134 | if (err) |
1135 | goto scan_out; | |
1136 | ||
a0f472ac | 1137 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1138 | if (err) |
e756af5b HM |
1139 | goto scan_out; |
1140 | } else { | |
4e8a008e AS |
1141 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1142 | ssids->ssid, ssids->ssid_len); | |
675f5d82 HM |
1143 | memset(&ssid_le, 0, sizeof(ssid_le)); |
1144 | SSID_len = min_t(u8, sizeof(ssid_le.SSID), ssids->ssid_len); | |
1145 | ssid_le.SSID_len = cpu_to_le32(0); | |
e756af5b HM |
1146 | spec_scan = false; |
1147 | if (SSID_len) { | |
675f5d82 HM |
1148 | memcpy(ssid_le.SSID, ssids->ssid, SSID_len); |
1149 | ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
e756af5b HM |
1150 | spec_scan = true; |
1151 | } else | |
4e8a008e | 1152 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1153 | |
81f5dcb8 | 1154 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1155 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1156 | passive_scan); |
e756af5b | 1157 | if (err) { |
57d6e91a | 1158 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1159 | goto scan_out; |
1160 | } | |
5e787f75 | 1161 | brcmf_scan_config_mpc(ifp, 0); |
675f5d82 HM |
1162 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &ssid_le, |
1163 | sizeof(ssid_le)); | |
e756af5b HM |
1164 | if (err) { |
1165 | if (err == -EBUSY) | |
647c9ae0 | 1166 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
675f5d82 | 1167 | ssid_le.SSID); |
e756af5b | 1168 | else |
57d6e91a | 1169 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1170 | |
5e787f75 | 1171 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1172 | goto scan_out; |
1173 | } | |
1174 | } | |
1175 | ||
661fa95d HM |
1176 | /* Arm scan timeout timer */ |
1177 | mod_timer(&cfg->escan_timeout, jiffies + | |
d5367334 | 1178 | BRCMF_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
661fa95d | 1179 | |
e756af5b HM |
1180 | return 0; |
1181 | ||
1182 | scan_out: | |
c1179033 | 1183 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1184 | cfg->scan_request = NULL; |
e756af5b HM |
1185 | return err; |
1186 | } | |
1187 | ||
5b435de0 | 1188 | static s32 |
0abb5f21 | 1189 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1190 | { |
a0f472ac | 1191 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1192 | s32 err = 0; |
1193 | ||
d96b801f | 1194 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1195 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1196 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1197 | return -EIO; |
1198 | ||
a0f472ac | 1199 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1200 | |
5b435de0 | 1201 | if (err) |
57d6e91a | 1202 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1203 | |
d96b801f | 1204 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1205 | return err; |
1206 | } | |
1207 | ||
1208 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1209 | { | |
1210 | s32 err = 0; | |
1211 | ||
ac24be6f AS |
1212 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1213 | rts_threshold); | |
5b435de0 | 1214 | if (err) |
57d6e91a | 1215 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1216 | |
1217 | return err; | |
1218 | } | |
1219 | ||
1220 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1221 | { | |
1222 | s32 err = 0; | |
1223 | ||
ac24be6f AS |
1224 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1225 | frag_threshold); | |
5b435de0 | 1226 | if (err) |
57d6e91a | 1227 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1228 | |
1229 | return err; | |
1230 | } | |
1231 | ||
1232 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1233 | { | |
1234 | s32 err = 0; | |
b87e2c48 | 1235 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1236 | |
ac24be6f | 1237 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1238 | if (err) { |
57d6e91a | 1239 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1240 | return err; |
1241 | } | |
1242 | return err; | |
1243 | } | |
1244 | ||
1245 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1246 | { | |
27a68fe3 AS |
1247 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1248 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1249 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1250 | s32 err = 0; |
1251 | ||
d96b801f | 1252 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1253 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1254 | return -EIO; |
1255 | ||
1256 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1257 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1258 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1259 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1260 | if (!err) |
1261 | goto done; | |
1262 | } | |
1263 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1264 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1265 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1266 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1267 | if (!err) |
1268 | goto done; | |
1269 | } | |
1270 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1271 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1272 | cfg->conf->retry_long = wiphy->retry_long; | |
1273 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1274 | if (!err) |
1275 | goto done; | |
1276 | } | |
1277 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1278 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1279 | cfg->conf->retry_short = wiphy->retry_short; | |
1280 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1281 | if (!err) |
1282 | goto done; | |
1283 | } | |
1284 | ||
1285 | done: | |
d96b801f | 1286 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1287 | return err; |
1288 | } | |
1289 | ||
5b435de0 AS |
1290 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1291 | { | |
1292 | memset(prof, 0, sizeof(*prof)); | |
1293 | } | |
1294 | ||
9b7a0ddc AS |
1295 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1296 | { | |
1297 | u16 reason; | |
1298 | ||
1299 | switch (e->event_code) { | |
1300 | case BRCMF_E_DEAUTH: | |
1301 | case BRCMF_E_DEAUTH_IND: | |
1302 | case BRCMF_E_DISASSOC_IND: | |
1303 | reason = e->reason; | |
1304 | break; | |
1305 | case BRCMF_E_LINK: | |
1306 | default: | |
1307 | reason = 0; | |
1308 | break; | |
1309 | } | |
1310 | return reason; | |
1311 | } | |
1312 | ||
1313 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1314 | { |
61730d4d | 1315 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1316 | s32 err = 0; |
1317 | ||
d96b801f | 1318 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1319 | |
b0a79088 | 1320 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1321 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1322 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1323 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1324 | if (err) { |
57d6e91a | 1325 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1326 | } |
b0a79088 HM |
1327 | if ((vif->wdev.iftype == NL80211_IFTYPE_STATION) || |
1328 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) | |
1329 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, | |
1330 | true, GFP_KERNEL); | |
5b435de0 | 1331 | } |
903e0eee | 1332 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1333 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1334 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1335 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1336 | } |
1337 | ||
1338 | static s32 | |
1339 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1340 | struct cfg80211_ibss_params *params) | |
1341 | { | |
27a68fe3 | 1342 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1343 | struct brcmf_if *ifp = netdev_priv(ndev); |
1344 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1345 | struct brcmf_join_params join_params; |
1346 | size_t join_params_size = 0; | |
1347 | s32 err = 0; | |
1348 | s32 wsec = 0; | |
1349 | s32 bcnprd; | |
1701261d | 1350 | u16 chanspec; |
e9a6ca82 | 1351 | u32 ssid_len; |
5b435de0 | 1352 | |
d96b801f | 1353 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1354 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1355 | return -EIO; |
1356 | ||
1357 | if (params->ssid) | |
16886735 | 1358 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1359 | else { |
16886735 | 1360 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1361 | return -EOPNOTSUPP; |
1362 | } | |
1363 | ||
c1179033 | 1364 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1365 | |
1366 | if (params->bssid) | |
16886735 | 1367 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1368 | else |
16886735 | 1369 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1370 | |
683b6d3b | 1371 | if (params->chandef.chan) |
16886735 AS |
1372 | brcmf_dbg(CONN, "channel: %d\n", |
1373 | params->chandef.chan->center_freq); | |
5b435de0 | 1374 | else |
16886735 | 1375 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1376 | |
1377 | if (params->channel_fixed) | |
16886735 | 1378 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1379 | else |
16886735 | 1380 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1381 | |
1382 | if (params->ie && params->ie_len) | |
16886735 | 1383 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1384 | else |
16886735 | 1385 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1386 | |
1387 | if (params->beacon_interval) | |
16886735 AS |
1388 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1389 | params->beacon_interval); | |
5b435de0 | 1390 | else |
16886735 | 1391 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1392 | |
1393 | if (params->basic_rates) | |
16886735 | 1394 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1395 | else |
16886735 | 1396 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1397 | |
1398 | if (params->privacy) | |
16886735 | 1399 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1400 | else |
16886735 | 1401 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1402 | |
1403 | /* Configure Privacy for starter */ | |
1404 | if (params->privacy) | |
1405 | wsec |= WEP_ENABLED; | |
1406 | ||
c1179033 | 1407 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1408 | if (err) { |
57d6e91a | 1409 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1410 | goto done; |
1411 | } | |
1412 | ||
1413 | /* Configure Beacon Interval for starter */ | |
1414 | if (params->beacon_interval) | |
1415 | bcnprd = params->beacon_interval; | |
1416 | else | |
1417 | bcnprd = 100; | |
1418 | ||
b87e2c48 | 1419 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1420 | if (err) { |
57d6e91a | 1421 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1422 | goto done; |
1423 | } | |
1424 | ||
1425 | /* Configure required join parameter */ | |
1426 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1427 | ||
1428 | /* SSID */ | |
e9a6ca82 HM |
1429 | ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN); |
1430 | memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len); | |
1431 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1432 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1433 | |
1434 | /* BSSID */ | |
1435 | if (params->bssid) { | |
1436 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
e9a6ca82 | 1437 | join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE; |
6c8c4f72 | 1438 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1439 | } else { |
93803b33 JP |
1440 | eth_broadcast_addr(join_params.params_le.bssid); |
1441 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1442 | } |
1443 | ||
5b435de0 | 1444 | /* Channel */ |
683b6d3b | 1445 | if (params->chandef.chan) { |
5b435de0 AS |
1446 | u32 target_channel; |
1447 | ||
27a68fe3 | 1448 | cfg->channel = |
5b435de0 | 1449 | ieee80211_frequency_to_channel( |
683b6d3b | 1450 | params->chandef.chan->center_freq); |
5b435de0 AS |
1451 | if (params->channel_fixed) { |
1452 | /* adding chanspec */ | |
600a897d AS |
1453 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1454 | ¶ms->chandef); | |
1701261d HM |
1455 | join_params.params_le.chanspec_list[0] = |
1456 | cpu_to_le16(chanspec); | |
1457 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1458 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1459 | } |
1460 | ||
1461 | /* set channel for starter */ | |
27a68fe3 | 1462 | target_channel = cfg->channel; |
b87e2c48 | 1463 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1464 | target_channel); |
5b435de0 | 1465 | if (err) { |
57d6e91a | 1466 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1467 | goto done; |
1468 | } | |
1469 | } else | |
27a68fe3 | 1470 | cfg->channel = 0; |
5b435de0 | 1471 | |
27a68fe3 | 1472 | cfg->ibss_starter = false; |
5b435de0 AS |
1473 | |
1474 | ||
c1179033 | 1475 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1476 | &join_params, join_params_size); |
5b435de0 | 1477 | if (err) { |
57d6e91a | 1478 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1479 | goto done; |
1480 | } | |
1481 | ||
1482 | done: | |
1483 | if (err) | |
c1179033 | 1484 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1485 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1486 | return err; |
1487 | } | |
1488 | ||
1489 | static s32 | |
1490 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1491 | { | |
0abb5f21 | 1492 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1493 | |
d96b801f | 1494 | brcmf_dbg(TRACE, "Enter\n"); |
6a98d64a HM |
1495 | if (!check_vif_up(ifp->vif)) { |
1496 | /* When driver is being unloaded, it can end up here. If an | |
1497 | * error is returned then later on a debug trace in the wireless | |
1498 | * core module will be printed. To avoid this 0 is returned. | |
1499 | */ | |
1500 | return 0; | |
1501 | } | |
5b435de0 | 1502 | |
9b7a0ddc | 1503 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
42e0ed0d | 1504 | brcmf_net_setcarrier(ifp, false); |
5b435de0 | 1505 | |
d96b801f | 1506 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1507 | |
12f32370 | 1508 | return 0; |
5b435de0 AS |
1509 | } |
1510 | ||
1511 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1512 | struct cfg80211_connect_params *sme) | |
1513 | { | |
6ac4f4ed | 1514 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1515 | struct brcmf_cfg80211_security *sec; |
1516 | s32 val = 0; | |
1517 | s32 err = 0; | |
1518 | ||
1519 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1520 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1521 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1522 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1523 | else | |
1524 | val = WPA_AUTH_DISABLED; | |
16886735 | 1525 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1526 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1527 | if (err) { |
57d6e91a | 1528 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1529 | return err; |
1530 | } | |
06bb123e | 1531 | sec = &profile->sec; |
5b435de0 AS |
1532 | sec->wpa_versions = sme->crypto.wpa_versions; |
1533 | return err; | |
1534 | } | |
1535 | ||
1536 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1537 | struct cfg80211_connect_params *sme) | |
1538 | { | |
6ac4f4ed | 1539 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1540 | struct brcmf_cfg80211_security *sec; |
1541 | s32 val = 0; | |
1542 | s32 err = 0; | |
1543 | ||
1544 | switch (sme->auth_type) { | |
1545 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1546 | val = 0; | |
16886735 | 1547 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1548 | break; |
1549 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1550 | val = 1; | |
16886735 | 1551 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1552 | break; |
1553 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1554 | val = 2; | |
16886735 | 1555 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1556 | break; |
1557 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1558 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1559 | default: |
1560 | val = 2; | |
57d6e91a | 1561 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1562 | break; |
1563 | } | |
1564 | ||
89286dc9 | 1565 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1566 | if (err) { |
57d6e91a | 1567 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1568 | return err; |
1569 | } | |
06bb123e | 1570 | sec = &profile->sec; |
5b435de0 AS |
1571 | sec->auth_type = sme->auth_type; |
1572 | return err; | |
1573 | } | |
1574 | ||
1575 | static s32 | |
87b7e9e2 | 1576 | brcmf_set_wsec_mode(struct net_device *ndev, |
240d61a9 | 1577 | struct cfg80211_connect_params *sme) |
5b435de0 | 1578 | { |
6ac4f4ed | 1579 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1580 | struct brcmf_cfg80211_security *sec; |
1581 | s32 pval = 0; | |
1582 | s32 gval = 0; | |
87b7e9e2 | 1583 | s32 wsec; |
5b435de0 AS |
1584 | s32 err = 0; |
1585 | ||
1586 | if (sme->crypto.n_ciphers_pairwise) { | |
1587 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1588 | case WLAN_CIPHER_SUITE_WEP40: | |
1589 | case WLAN_CIPHER_SUITE_WEP104: | |
1590 | pval = WEP_ENABLED; | |
1591 | break; | |
1592 | case WLAN_CIPHER_SUITE_TKIP: | |
1593 | pval = TKIP_ENABLED; | |
1594 | break; | |
1595 | case WLAN_CIPHER_SUITE_CCMP: | |
1596 | pval = AES_ENABLED; | |
1597 | break; | |
1598 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1599 | pval = AES_ENABLED; | |
1600 | break; | |
1601 | default: | |
57d6e91a AS |
1602 | brcmf_err("invalid cipher pairwise (%d)\n", |
1603 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1604 | return -EINVAL; |
1605 | } | |
1606 | } | |
1607 | if (sme->crypto.cipher_group) { | |
1608 | switch (sme->crypto.cipher_group) { | |
1609 | case WLAN_CIPHER_SUITE_WEP40: | |
1610 | case WLAN_CIPHER_SUITE_WEP104: | |
1611 | gval = WEP_ENABLED; | |
1612 | break; | |
1613 | case WLAN_CIPHER_SUITE_TKIP: | |
1614 | gval = TKIP_ENABLED; | |
1615 | break; | |
1616 | case WLAN_CIPHER_SUITE_CCMP: | |
1617 | gval = AES_ENABLED; | |
1618 | break; | |
1619 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1620 | gval = AES_ENABLED; | |
1621 | break; | |
1622 | default: | |
57d6e91a AS |
1623 | brcmf_err("invalid cipher group (%d)\n", |
1624 | sme->crypto.cipher_group); | |
5b435de0 AS |
1625 | return -EINVAL; |
1626 | } | |
1627 | } | |
1628 | ||
16886735 | 1629 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1630 | /* In case of privacy, but no security and WPS then simulate */ |
1631 | /* setting AES. WPS-2.0 allows no security */ | |
1632 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1633 | sme->privacy) | |
1634 | pval = AES_ENABLED; | |
87b7e9e2 | 1635 | |
240d61a9 | 1636 | wsec = pval | gval; |
87b7e9e2 | 1637 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); |
5b435de0 | 1638 | if (err) { |
57d6e91a | 1639 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1640 | return err; |
1641 | } | |
1642 | ||
06bb123e | 1643 | sec = &profile->sec; |
5b435de0 AS |
1644 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1645 | sec->cipher_group = sme->crypto.cipher_group; | |
1646 | ||
1647 | return err; | |
1648 | } | |
1649 | ||
1650 | static s32 | |
1651 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1652 | { | |
240d61a9 HM |
1653 | struct brcmf_if *ifp = netdev_priv(ndev); |
1654 | s32 val; | |
1655 | s32 err; | |
1656 | const struct brcmf_tlv *rsn_ie; | |
1657 | const u8 *ie; | |
1658 | u32 ie_len; | |
1659 | u32 offset; | |
1660 | u16 rsn_cap; | |
1661 | u32 mfp; | |
1662 | u16 count; | |
5b435de0 | 1663 | |
240d61a9 HM |
1664 | if (!sme->crypto.n_akm_suites) |
1665 | return 0; | |
1666 | ||
1667 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wpa_auth", &val); | |
1668 | if (err) { | |
1669 | brcmf_err("could not get wpa_auth (%d)\n", err); | |
1670 | return err; | |
1671 | } | |
1672 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1673 | switch (sme->crypto.akm_suites[0]) { | |
1674 | case WLAN_AKM_SUITE_8021X: | |
1675 | val = WPA_AUTH_UNSPECIFIED; | |
1676 | break; | |
1677 | case WLAN_AKM_SUITE_PSK: | |
1678 | val = WPA_AUTH_PSK; | |
1679 | break; | |
1680 | default: | |
1681 | brcmf_err("invalid cipher group (%d)\n", | |
1682 | sme->crypto.cipher_group); | |
1683 | return -EINVAL; | |
5b435de0 | 1684 | } |
240d61a9 HM |
1685 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { |
1686 | switch (sme->crypto.akm_suites[0]) { | |
1687 | case WLAN_AKM_SUITE_8021X: | |
1688 | val = WPA2_AUTH_UNSPECIFIED; | |
1689 | break; | |
1690 | case WLAN_AKM_SUITE_8021X_SHA256: | |
1691 | val = WPA2_AUTH_1X_SHA256; | |
1692 | break; | |
1693 | case WLAN_AKM_SUITE_PSK_SHA256: | |
1694 | val = WPA2_AUTH_PSK_SHA256; | |
1695 | break; | |
1696 | case WLAN_AKM_SUITE_PSK: | |
1697 | val = WPA2_AUTH_PSK; | |
1698 | break; | |
1699 | default: | |
1700 | brcmf_err("invalid cipher group (%d)\n", | |
1701 | sme->crypto.cipher_group); | |
1702 | return -EINVAL; | |
5b435de0 | 1703 | } |
240d61a9 | 1704 | } |
5b435de0 | 1705 | |
240d61a9 HM |
1706 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) |
1707 | goto skip_mfp_config; | |
1708 | /* The MFP mode (1 or 2) needs to be determined, parse IEs. The | |
1709 | * IE will not be verified, just a quick search for MFP config | |
1710 | */ | |
1711 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, sme->ie_len, | |
1712 | WLAN_EID_RSN); | |
1713 | if (!rsn_ie) | |
1714 | goto skip_mfp_config; | |
1715 | ie = (const u8 *)rsn_ie; | |
1716 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1717 | /* Skip unicast suite */ | |
1718 | offset = TLV_HDR_LEN + WPA_IE_VERSION_LEN + WPA_IE_MIN_OUI_LEN; | |
1719 | if (offset + WPA_IE_SUITE_COUNT_LEN >= ie_len) | |
1720 | goto skip_mfp_config; | |
1721 | /* Skip multicast suite */ | |
1722 | count = ie[offset] + (ie[offset + 1] << 8); | |
1723 | offset += WPA_IE_SUITE_COUNT_LEN + (count * WPA_IE_MIN_OUI_LEN); | |
1724 | if (offset + WPA_IE_SUITE_COUNT_LEN >= ie_len) | |
1725 | goto skip_mfp_config; | |
1726 | /* Skip auth key management suite(s) */ | |
1727 | count = ie[offset] + (ie[offset + 1] << 8); | |
1728 | offset += WPA_IE_SUITE_COUNT_LEN + (count * WPA_IE_MIN_OUI_LEN); | |
1729 | if (offset + WPA_IE_SUITE_COUNT_LEN > ie_len) | |
1730 | goto skip_mfp_config; | |
1731 | /* Ready to read capabilities */ | |
1732 | mfp = BRCMF_MFP_NONE; | |
1733 | rsn_cap = ie[offset] + (ie[offset + 1] << 8); | |
1734 | if (rsn_cap & RSN_CAP_MFPR_MASK) | |
1735 | mfp = BRCMF_MFP_REQUIRED; | |
1736 | else if (rsn_cap & RSN_CAP_MFPC_MASK) | |
1737 | mfp = BRCMF_MFP_CAPABLE; | |
1738 | brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "mfp", mfp); | |
1739 | ||
1740 | skip_mfp_config: | |
1741 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); | |
1742 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); | |
1743 | if (err) { | |
1744 | brcmf_err("could not set wpa_auth (%d)\n", err); | |
1745 | return err; | |
5b435de0 | 1746 | } |
5b435de0 AS |
1747 | |
1748 | return err; | |
1749 | } | |
1750 | ||
1751 | static s32 | |
f09d0c02 HM |
1752 | brcmf_set_sharedkey(struct net_device *ndev, |
1753 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1754 | { |
6ac4f4ed | 1755 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1756 | struct brcmf_cfg80211_security *sec; |
1757 | struct brcmf_wsec_key key; | |
1758 | s32 val; | |
1759 | s32 err = 0; | |
1760 | ||
16886735 | 1761 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1762 | |
a718e2fe RV |
1763 | if (sme->key_len == 0) |
1764 | return 0; | |
1765 | ||
06bb123e | 1766 | sec = &profile->sec; |
16886735 AS |
1767 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1768 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1769 | |
1770 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1771 | return 0; | |
1772 | ||
f09d0c02 HM |
1773 | if (!(sec->cipher_pairwise & |
1774 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1775 | return 0; | |
a718e2fe | 1776 | |
f09d0c02 HM |
1777 | memset(&key, 0, sizeof(key)); |
1778 | key.len = (u32) sme->key_len; | |
1779 | key.index = (u32) sme->key_idx; | |
1780 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1781 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1782 | return -EINVAL; |
1783 | } | |
1784 | memcpy(key.data, sme->key, key.len); | |
1785 | key.flags = BRCMF_PRIMARY_KEY; | |
1786 | switch (sec->cipher_pairwise) { | |
1787 | case WLAN_CIPHER_SUITE_WEP40: | |
1788 | key.algo = CRYPTO_ALGO_WEP1; | |
1789 | break; | |
1790 | case WLAN_CIPHER_SUITE_WEP104: | |
1791 | key.algo = CRYPTO_ALGO_WEP128; | |
1792 | break; | |
1793 | default: | |
57d6e91a AS |
1794 | brcmf_err("Invalid algorithm (%d)\n", |
1795 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1796 | return -EINVAL; |
1797 | } | |
1798 | /* Set the new key/index */ | |
16886735 AS |
1799 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1800 | key.len, key.index, key.algo); | |
1801 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1802 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1803 | if (err) |
1804 | return err; | |
1805 | ||
1806 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1807 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1808 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1809 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1810 | if (err) |
57d6e91a | 1811 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1812 | } |
1813 | return err; | |
1814 | } | |
1815 | ||
cbb1ec94 AS |
1816 | static |
1817 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1818 | enum nl80211_auth_type type) | |
1819 | { | |
c08437b4 AS |
1820 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1821 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1822 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1823 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1824 | } |
1825 | return type; | |
1826 | } | |
1827 | ||
7705ba6f AS |
1828 | static void brcmf_set_join_pref(struct brcmf_if *ifp, |
1829 | struct cfg80211_bss_selection *bss_select) | |
1830 | { | |
1831 | struct brcmf_join_pref_params join_pref_params[2]; | |
1832 | enum nl80211_band band; | |
1833 | int err, i = 0; | |
1834 | ||
1835 | join_pref_params[i].len = 2; | |
1836 | join_pref_params[i].rssi_gain = 0; | |
1837 | ||
1838 | if (bss_select->behaviour != NL80211_BSS_SELECT_ATTR_BAND_PREF) | |
1839 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_ASSOC_PREFER, WLC_BAND_AUTO); | |
1840 | ||
1841 | switch (bss_select->behaviour) { | |
1842 | case __NL80211_BSS_SELECT_ATTR_INVALID: | |
1843 | brcmf_c_set_joinpref_default(ifp); | |
1844 | return; | |
1845 | case NL80211_BSS_SELECT_ATTR_BAND_PREF: | |
1846 | join_pref_params[i].type = BRCMF_JOIN_PREF_BAND; | |
1847 | band = bss_select->param.band_pref; | |
1848 | join_pref_params[i].band = nl80211_band_to_fwil(band); | |
1849 | i++; | |
1850 | break; | |
1851 | case NL80211_BSS_SELECT_ATTR_RSSI_ADJUST: | |
1852 | join_pref_params[i].type = BRCMF_JOIN_PREF_RSSI_DELTA; | |
1853 | band = bss_select->param.adjust.band; | |
1854 | join_pref_params[i].band = nl80211_band_to_fwil(band); | |
1855 | join_pref_params[i].rssi_gain = bss_select->param.adjust.delta; | |
1856 | i++; | |
1857 | break; | |
1858 | case NL80211_BSS_SELECT_ATTR_RSSI: | |
1859 | default: | |
1860 | break; | |
1861 | } | |
1862 | join_pref_params[i].type = BRCMF_JOIN_PREF_RSSI; | |
1863 | join_pref_params[i].len = 2; | |
1864 | join_pref_params[i].rssi_gain = 0; | |
1865 | join_pref_params[i].band = 0; | |
1866 | err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params, | |
1867 | sizeof(join_pref_params)); | |
1868 | if (err) | |
1869 | brcmf_err("Set join_pref error (%d)\n", err); | |
1870 | } | |
1871 | ||
5b435de0 AS |
1872 | static s32 |
1873 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1874 | struct cfg80211_connect_params *sme) |
5b435de0 | 1875 | { |
27a68fe3 | 1876 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1877 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1878 | struct ieee80211_channel *chan = sme->channel; |
1879 | struct brcmf_join_params join_params; | |
1880 | size_t join_params_size; | |
4b5800fe JB |
1881 | const struct brcmf_tlv *rsn_ie; |
1882 | const struct brcmf_vs_tlv *wpa_ie; | |
1883 | const void *ie; | |
89286dc9 HM |
1884 | u32 ie_len; |
1885 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1886 | u16 chanspec; |
5b435de0 | 1887 | s32 err = 0; |
e9a6ca82 | 1888 | u32 ssid_len; |
5b435de0 | 1889 | |
d96b801f | 1890 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1891 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1892 | return -EIO; |
1893 | ||
1894 | if (!sme->ssid) { | |
57d6e91a | 1895 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1896 | return -EOPNOTSUPP; |
1897 | } | |
1898 | ||
89286dc9 HM |
1899 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1900 | /* A normal (non P2P) connection request setup. */ | |
1901 | ie = NULL; | |
1902 | ie_len = 0; | |
1903 | /* find the WPA_IE */ | |
1904 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1905 | if (wpa_ie) { | |
1906 | ie = wpa_ie; | |
1907 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1908 | } else { | |
1909 | /* find the RSN_IE */ | |
4b5800fe JB |
1910 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1911 | sme->ie_len, | |
89286dc9 HM |
1912 | WLAN_EID_RSN); |
1913 | if (rsn_ie) { | |
1914 | ie = rsn_ie; | |
1915 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1916 | } | |
1917 | } | |
1918 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1919 | } | |
1920 | ||
1921 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1922 | sme->ie, sme->ie_len); | |
1923 | if (err) | |
1924 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1925 | else | |
1926 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1927 | ||
c1179033 | 1928 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1929 | |
1930 | if (chan) { | |
27a68fe3 | 1931 | cfg->channel = |
5b435de0 | 1932 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1933 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1934 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1935 | cfg->channel, chan->center_freq, chanspec); | |
1936 | } else { | |
27a68fe3 | 1937 | cfg->channel = 0; |
1701261d HM |
1938 | chanspec = 0; |
1939 | } | |
5b435de0 | 1940 | |
647c9ae0 | 1941 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1942 | |
1943 | err = brcmf_set_wpa_version(ndev, sme); | |
1944 | if (err) { | |
57d6e91a | 1945 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1946 | goto done; |
1947 | } | |
1948 | ||
cbb1ec94 | 1949 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1950 | err = brcmf_set_auth_type(ndev, sme); |
1951 | if (err) { | |
57d6e91a | 1952 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1953 | goto done; |
1954 | } | |
1955 | ||
240d61a9 | 1956 | err = brcmf_set_wsec_mode(ndev, sme); |
5b435de0 | 1957 | if (err) { |
57d6e91a | 1958 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1959 | goto done; |
1960 | } | |
1961 | ||
1962 | err = brcmf_set_key_mgmt(ndev, sme); | |
1963 | if (err) { | |
57d6e91a | 1964 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1965 | goto done; |
1966 | } | |
1967 | ||
f09d0c02 | 1968 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1969 | if (err) { |
57d6e91a | 1970 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1971 | goto done; |
1972 | } | |
1973 | ||
89286dc9 HM |
1974 | /* Join with specific BSSID and cached SSID |
1975 | * If SSID is zero join based on BSSID only | |
1976 | */ | |
1977 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1978 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1979 | if (cfg->channel) | |
1980 | join_params_size += sizeof(u16); | |
1981 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1982 | if (ext_join_params == NULL) { | |
1983 | err = -ENOMEM; | |
1984 | goto done; | |
1985 | } | |
e9a6ca82 HM |
1986 | ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN); |
1987 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
1988 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len); | |
1989 | if (ssid_len < IEEE80211_MAX_SSID_LEN) | |
1990 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", | |
1991 | ext_join_params->ssid_le.SSID, ssid_len); | |
63dd99e6 | 1992 | |
89286dc9 HM |
1993 | /* Set up join scan parameters */ |
1994 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1995 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
1996 | ||
1997 | if (sme->bssid) | |
1998 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
1999 | else | |
93803b33 | 2000 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
2001 | |
2002 | if (cfg->channel) { | |
2003 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
2004 | ||
2005 | ext_join_params->assoc_le.chanspec_list[0] = | |
2006 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
2007 | /* Increase dwell time to receive probe response or detect |
2008 | * beacon from target AP at a noisy air only during connect | |
2009 | * command. | |
2010 | */ | |
2011 | ext_join_params->scan_le.active_time = | |
2012 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
2013 | ext_join_params->scan_le.passive_time = | |
2014 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
2015 | /* To sync with presence period of VSDB GO send probe request | |
2016 | * more frequently. Probe request will be stopped when it gets | |
2017 | * probe response from target AP/GO. | |
2018 | */ | |
2019 | ext_join_params->scan_le.nprobes = | |
2020 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
2021 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
2022 | } else { | |
2023 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
2024 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
2025 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
2026 | } |
2027 | ||
7705ba6f AS |
2028 | brcmf_set_join_pref(ifp, &sme->bss_select); |
2029 | ||
89286dc9 HM |
2030 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, |
2031 | join_params_size); | |
2032 | kfree(ext_join_params); | |
2033 | if (!err) | |
2034 | /* This is it. join command worked, we are done */ | |
2035 | goto done; | |
2036 | ||
2037 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
2038 | memset(&join_params, 0, sizeof(join_params)); |
2039 | join_params_size = sizeof(join_params.ssid_le); | |
2040 | ||
e9a6ca82 HM |
2041 | memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len); |
2042 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 2043 | |
89286dc9 HM |
2044 | if (sme->bssid) |
2045 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
2046 | else | |
93803b33 | 2047 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 2048 | |
1701261d HM |
2049 | if (cfg->channel) { |
2050 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
2051 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
2052 | join_params_size += sizeof(join_params.params_le); | |
2053 | } | |
c1179033 | 2054 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 2055 | &join_params, join_params_size); |
5b435de0 | 2056 | if (err) |
89286dc9 | 2057 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
2058 | |
2059 | done: | |
2060 | if (err) | |
c1179033 | 2061 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 2062 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2063 | return err; |
2064 | } | |
2065 | ||
2066 | static s32 | |
2067 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
2068 | u16 reason_code) | |
2069 | { | |
0abb5f21 AS |
2070 | struct brcmf_if *ifp = netdev_priv(ndev); |
2071 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2072 | struct brcmf_scb_val_le scbval; |
2073 | s32 err = 0; | |
2074 | ||
d96b801f | 2075 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 2076 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2077 | return -EIO; |
2078 | ||
c1179033 | 2079 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 2080 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 2081 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 2082 | |
06bb123e | 2083 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 2084 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 2085 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 2086 | &scbval, sizeof(scbval)); |
5b435de0 | 2087 | if (err) |
57d6e91a | 2088 | brcmf_err("error (%d)\n", err); |
5b435de0 | 2089 | |
d96b801f | 2090 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2091 | return err; |
2092 | } | |
2093 | ||
2094 | static s32 | |
c8442118 | 2095 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 2096 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 2097 | { |
27a68fe3 | 2098 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
2099 | struct net_device *ndev = cfg_to_ndev(cfg); |
2100 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
2101 | s32 err; |
2102 | s32 disable; | |
2103 | u32 qdbm = 127; | |
5b435de0 | 2104 | |
60dc35ef | 2105 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 2106 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2107 | return -EIO; |
2108 | ||
2109 | switch (type) { | |
2110 | case NL80211_TX_POWER_AUTOMATIC: | |
2111 | break; | |
2112 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 2113 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 2114 | if (mbm < 0) { |
57d6e91a | 2115 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
2116 | err = -EINVAL; |
2117 | goto done; | |
2118 | } | |
60dc35ef HM |
2119 | qdbm = MBM_TO_DBM(4 * mbm); |
2120 | if (qdbm > 127) | |
2121 | qdbm = 127; | |
2122 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 2123 | break; |
60dc35ef HM |
2124 | default: |
2125 | brcmf_err("Unsupported type %d\n", type); | |
2126 | err = -EINVAL; | |
2127 | goto done; | |
5b435de0 AS |
2128 | } |
2129 | /* Make sure radio is off or on as far as software is concerned */ | |
2130 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 2131 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 2132 | if (err) |
57d6e91a | 2133 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 2134 | |
60dc35ef | 2135 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 2136 | if (err) |
57d6e91a | 2137 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
2138 | |
2139 | done: | |
60dc35ef | 2140 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
2141 | return err; |
2142 | } | |
2143 | ||
60dc35ef HM |
2144 | static s32 |
2145 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
2146 | s32 *dbm) | |
5b435de0 | 2147 | { |
27a68fe3 | 2148 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
2149 | struct net_device *ndev = cfg_to_ndev(cfg); |
2150 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2151 | s32 qdbm = 0; | |
2152 | s32 err; | |
5b435de0 | 2153 | |
d96b801f | 2154 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2155 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2156 | return -EIO; |
2157 | ||
60dc35ef | 2158 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 2159 | if (err) { |
57d6e91a | 2160 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2161 | goto done; |
2162 | } | |
60dc35ef | 2163 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2164 | |
2165 | done: | |
60dc35ef | 2166 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2167 | return err; |
2168 | } | |
2169 | ||
2170 | static s32 | |
2171 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2172 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2173 | { |
0abb5f21 | 2174 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2175 | u32 index; |
2176 | u32 wsec; | |
2177 | s32 err = 0; | |
2178 | ||
d96b801f | 2179 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2180 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2181 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2182 | return -EIO; |
2183 | ||
0abb5f21 | 2184 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2185 | if (err) { |
57d6e91a | 2186 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2187 | goto done; |
2188 | } | |
2189 | ||
2190 | if (wsec & WEP_ENABLED) { | |
2191 | /* Just select a new current key */ | |
2192 | index = key_idx; | |
0abb5f21 | 2193 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2194 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2195 | if (err) |
57d6e91a | 2196 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2197 | } |
2198 | done: | |
d96b801f | 2199 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2200 | return err; |
2201 | } | |
2202 | ||
2203 | static s32 | |
219e0f74 HM |
2204 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, |
2205 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
5b435de0 | 2206 | { |
992f6068 | 2207 | struct brcmf_if *ifp = netdev_priv(ndev); |
240d61a9 HM |
2208 | struct brcmf_wsec_key *key; |
2209 | s32 err; | |
219e0f74 HM |
2210 | |
2211 | brcmf_dbg(TRACE, "Enter\n"); | |
240d61a9 HM |
2212 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
2213 | ||
219e0f74 HM |
2214 | if (!check_vif_up(ifp->vif)) |
2215 | return -EIO; | |
2216 | ||
2217 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { | |
2218 | /* we ignore this key index in this case */ | |
2219 | return -EINVAL; | |
2220 | } | |
5b435de0 | 2221 | |
240d61a9 | 2222 | key = &ifp->vif->profile.key[key_idx]; |
5b435de0 | 2223 | |
240d61a9 HM |
2224 | if (key->algo == CRYPTO_ALGO_OFF) { |
2225 | brcmf_dbg(CONN, "Ignore clearing of (never configured) key\n"); | |
2226 | return -EINVAL; | |
2227 | } | |
5b435de0 | 2228 | |
240d61a9 HM |
2229 | memset(key, 0, sizeof(*key)); |
2230 | key->index = (u32)key_idx; | |
2231 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 | 2232 | |
240d61a9 HM |
2233 | /* Clear the key/index */ |
2234 | err = send_key_to_dongle(ifp, key); | |
5b435de0 | 2235 | |
219e0f74 | 2236 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2237 | return err; |
2238 | } | |
2239 | ||
2240 | static s32 | |
2241 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
240d61a9 HM |
2242 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
2243 | struct key_params *params) | |
5b435de0 | 2244 | { |
0abb5f21 | 2245 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2246 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2247 | s32 val; |
2248 | s32 wsec; | |
219e0f74 | 2249 | s32 err; |
5b435de0 | 2250 | u8 keybuf[8]; |
219e0f74 | 2251 | bool ext_key; |
5b435de0 | 2252 | |
d96b801f | 2253 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2254 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2255 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2256 | return -EIO; |
2257 | ||
118eb304 HM |
2258 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2259 | /* we ignore this key index in this case */ | |
2260 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2261 | return -EINVAL; | |
2262 | } | |
2263 | ||
219e0f74 HM |
2264 | if (params->key_len == 0) |
2265 | return brcmf_cfg80211_del_key(wiphy, ndev, key_idx, pairwise, | |
2266 | mac_addr); | |
5b435de0 | 2267 | |
118eb304 HM |
2268 | if (params->key_len > sizeof(key->data)) { |
2269 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
219e0f74 | 2270 | return -EINVAL; |
5b435de0 | 2271 | } |
219e0f74 HM |
2272 | |
2273 | ext_key = false; | |
2274 | if (mac_addr && (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2275 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
2276 | brcmf_dbg(TRACE, "Ext key, mac %pM", mac_addr); | |
2277 | ext_key = true; | |
2278 | } | |
2279 | ||
2280 | key = &ifp->vif->profile.key[key_idx]; | |
2281 | memset(key, 0, sizeof(*key)); | |
2282 | if ((ext_key) && (!is_multicast_ether_addr(mac_addr))) | |
2283 | memcpy((char *)&key->ea, (void *)mac_addr, ETH_ALEN); | |
118eb304 HM |
2284 | key->len = params->key_len; |
2285 | key->index = key_idx; | |
118eb304 | 2286 | memcpy(key->data, params->key, key->len); |
219e0f74 HM |
2287 | if (!ext_key) |
2288 | key->flags = BRCMF_PRIMARY_KEY; | |
118eb304 | 2289 | |
5b435de0 AS |
2290 | switch (params->cipher) { |
2291 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2292 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2293 | val = WEP_ENABLED; |
16886735 | 2294 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2295 | break; |
2296 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2297 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2298 | val = WEP_ENABLED; |
16886735 | 2299 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2300 | break; |
2301 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2302 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2303 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2304 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2305 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2306 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2307 | } |
118eb304 | 2308 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2309 | val = TKIP_ENABLED; |
16886735 | 2310 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2311 | break; |
2312 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2313 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2314 | val = AES_ENABLED; |
16886735 | 2315 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2316 | break; |
2317 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2318 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2319 | val = AES_ENABLED; |
16886735 | 2320 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2321 | break; |
2322 | default: | |
57d6e91a | 2323 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2324 | err = -EINVAL; |
2325 | goto done; | |
2326 | } | |
2327 | ||
118eb304 | 2328 | err = send_key_to_dongle(ifp, key); |
219e0f74 | 2329 | if (ext_key || err) |
5b435de0 AS |
2330 | goto done; |
2331 | ||
0abb5f21 | 2332 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2333 | if (err) { |
57d6e91a | 2334 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2335 | goto done; |
2336 | } | |
5b435de0 | 2337 | wsec |= val; |
0abb5f21 | 2338 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2339 | if (err) { |
57d6e91a | 2340 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2341 | goto done; |
2342 | } | |
2343 | ||
5b435de0 | 2344 | done: |
d96b801f | 2345 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2346 | return err; |
2347 | } | |
2348 | ||
5b435de0 | 2349 | static s32 |
240d61a9 HM |
2350 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, |
2351 | bool pairwise, const u8 *mac_addr, void *cookie, | |
2352 | void (*callback)(void *cookie, | |
2353 | struct key_params *params)) | |
5b435de0 AS |
2354 | { |
2355 | struct key_params params; | |
0abb5f21 AS |
2356 | struct brcmf_if *ifp = netdev_priv(ndev); |
2357 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2358 | struct brcmf_cfg80211_security *sec; |
2359 | s32 wsec; | |
2360 | s32 err = 0; | |
2361 | ||
d96b801f | 2362 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2363 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2364 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2365 | return -EIO; |
2366 | ||
2367 | memset(¶ms, 0, sizeof(params)); | |
2368 | ||
0abb5f21 | 2369 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2370 | if (err) { |
57d6e91a | 2371 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2372 | /* Ignore this error, may happen during DISASSOC */ |
2373 | err = -EAGAIN; | |
2374 | goto done; | |
2375 | } | |
c5bf53a8 | 2376 | if (wsec & WEP_ENABLED) { |
06bb123e | 2377 | sec = &profile->sec; |
5b435de0 AS |
2378 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2379 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2380 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2381 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2382 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2383 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2384 | } |
c5bf53a8 | 2385 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2386 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2387 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2388 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2389 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2390 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2391 | } else { |
57d6e91a | 2392 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2393 | err = -EINVAL; |
2394 | goto done; | |
2395 | } | |
2396 | callback(cookie, ¶ms); | |
2397 | ||
2398 | done: | |
d96b801f | 2399 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2400 | return err; |
2401 | } | |
2402 | ||
2403 | static s32 | |
2404 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
240d61a9 | 2405 | struct net_device *ndev, u8 key_idx) |
5b435de0 | 2406 | { |
240d61a9 HM |
2407 | struct brcmf_if *ifp = netdev_priv(ndev); |
2408 | ||
2409 | brcmf_dbg(TRACE, "Enter key_idx %d\n", key_idx); | |
2410 | ||
2411 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) | |
2412 | return 0; | |
2413 | ||
647c9ae0 | 2414 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2415 | |
2416 | return -EOPNOTSUPP; | |
2417 | } | |
2418 | ||
118eb304 HM |
2419 | static void |
2420 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2421 | { | |
2422 | s32 err; | |
2423 | u8 key_idx; | |
2424 | struct brcmf_wsec_key *key; | |
2425 | s32 wsec; | |
2426 | ||
2427 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2428 | key = &ifp->vif->profile.key[key_idx]; | |
2429 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2430 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2431 | break; | |
2432 | } | |
2433 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2434 | return; | |
2435 | ||
2436 | err = send_key_to_dongle(ifp, key); | |
2437 | if (err) { | |
2438 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2439 | return; | |
2440 | } | |
2441 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2442 | if (err) { | |
2443 | brcmf_err("get wsec error (%d)\n", err); | |
2444 | return; | |
2445 | } | |
2446 | wsec |= WEP_ENABLED; | |
2447 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2448 | if (err) | |
2449 | brcmf_err("set wsec error (%d)\n", err); | |
2450 | } | |
2451 | ||
1f0dc59a AS |
2452 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2453 | { | |
2454 | struct nl80211_sta_flag_update *sfu; | |
2455 | ||
2456 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2457 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2458 | sfu = &si->sta_flags; | |
2459 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2460 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2461 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2462 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2463 | if (fw_sta_flags & BRCMF_STA_WME) | |
2464 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2465 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2466 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2467 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2468 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2469 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2470 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2471 | } | |
2472 | ||
2473 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2474 | { | |
2475 | struct { | |
2476 | __le32 len; | |
2477 | struct brcmf_bss_info_le bss_le; | |
2478 | } *buf; | |
2479 | u16 capability; | |
2480 | int err; | |
2481 | ||
2482 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2483 | if (!buf) | |
2484 | return; | |
2485 | ||
2486 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2487 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2488 | WL_BSS_INFO_MAX); | |
2489 | if (err) { | |
2490 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2491 | return; | |
2492 | } | |
2493 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2494 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2495 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2496 | capability = le16_to_cpu(buf->bss_le.capability); | |
2497 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2498 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2499 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2500 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2501 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2502 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2503 | } | |
2504 | ||
3f5893d1 HM |
2505 | static s32 |
2506 | brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp, | |
2507 | struct station_info *sinfo) | |
2508 | { | |
2509 | struct brcmf_scb_val_le scbval; | |
2510 | struct brcmf_pktcnt_le pktcnt; | |
2511 | s32 err; | |
2512 | u32 rate; | |
2513 | u32 rssi; | |
2514 | ||
2515 | /* Get the current tx rate */ | |
2516 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); | |
2517 | if (err < 0) { | |
2518 | brcmf_err("BRCMF_C_GET_RATE error (%d)\n", err); | |
2519 | return err; | |
2520 | } | |
2521 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); | |
2522 | sinfo->txrate.legacy = rate * 5; | |
2523 | ||
2524 | memset(&scbval, 0, sizeof(scbval)); | |
2525 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scbval, | |
2526 | sizeof(scbval)); | |
2527 | if (err) { | |
2528 | brcmf_err("BRCMF_C_GET_RSSI error (%d)\n", err); | |
2529 | return err; | |
2530 | } | |
2531 | rssi = le32_to_cpu(scbval.val); | |
2532 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2533 | sinfo->signal = rssi; | |
2534 | ||
2535 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_GET_PKTCNTS, &pktcnt, | |
2536 | sizeof(pktcnt)); | |
2537 | if (err) { | |
2538 | brcmf_err("BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err); | |
2539 | return err; | |
2540 | } | |
2541 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS) | | |
2542 | BIT(NL80211_STA_INFO_RX_DROP_MISC) | | |
2543 | BIT(NL80211_STA_INFO_TX_PACKETS) | | |
2544 | BIT(NL80211_STA_INFO_TX_FAILED); | |
2545 | sinfo->rx_packets = le32_to_cpu(pktcnt.rx_good_pkt); | |
2546 | sinfo->rx_dropped_misc = le32_to_cpu(pktcnt.rx_bad_pkt); | |
2547 | sinfo->tx_packets = le32_to_cpu(pktcnt.tx_good_pkt); | |
2548 | sinfo->tx_failed = le32_to_cpu(pktcnt.tx_bad_pkt); | |
2549 | ||
2550 | return 0; | |
2551 | } | |
2552 | ||
5b435de0 AS |
2553 | static s32 |
2554 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2555 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2556 | { |
0abb5f21 | 2557 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2558 | s32 err = 0; |
81f5dcb8 | 2559 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2560 | u32 sta_flags; |
2561 | u32 is_tdls_peer; | |
cae355dc HM |
2562 | s32 total_rssi; |
2563 | s32 count_rssi; | |
2564 | u32 i; | |
5b435de0 | 2565 | |
d96b801f | 2566 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2567 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2568 | return -EIO; |
2569 | ||
3f5893d1 HM |
2570 | if (brcmf_is_ibssmode(ifp->vif)) |
2571 | return brcmf_cfg80211_get_station_ibss(ifp, sinfo); | |
2572 | ||
1f0dc59a AS |
2573 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2574 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2575 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2576 | &sta_info_le, | |
2577 | sizeof(sta_info_le)); | |
2578 | is_tdls_peer = !err; | |
2579 | if (err) { | |
0abb5f21 | 2580 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2581 | &sta_info_le, |
81f5dcb8 | 2582 | sizeof(sta_info_le)); |
1a873342 | 2583 | if (err < 0) { |
57d6e91a | 2584 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2585 | goto done; |
2586 | } | |
1f0dc59a AS |
2587 | } |
2588 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2589 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2590 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2591 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2592 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2593 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2594 | if (is_tdls_peer) | |
2595 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2596 | else | |
2597 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2598 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2599 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2600 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2601 | brcmf_fill_bss_param(ifp, sinfo); | |
2602 | } | |
2603 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2604 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2605 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2606 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2607 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2608 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2609 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2610 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2611 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2612 | if (sinfo->tx_packets) { | |
319090bf | 2613 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
124d5172 HM |
2614 | sinfo->txrate.legacy = |
2615 | le32_to_cpu(sta_info_le.tx_rate) / 100; | |
7f6c562d | 2616 | } |
1f0dc59a AS |
2617 | if (sinfo->rx_packets) { |
2618 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
124d5172 HM |
2619 | sinfo->rxrate.legacy = |
2620 | le32_to_cpu(sta_info_le.rx_rate) / 100; | |
1a873342 | 2621 | } |
1f0dc59a AS |
2622 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2623 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2624 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2625 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2626 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2627 | } | |
cae355dc HM |
2628 | total_rssi = 0; |
2629 | count_rssi = 0; | |
2630 | for (i = 0; i < BRCMF_ANT_MAX; i++) { | |
2631 | if (sta_info_le.rssi[i]) { | |
2632 | sinfo->chain_signal_avg[count_rssi] = | |
2633 | sta_info_le.rssi[i]; | |
2634 | sinfo->chain_signal[count_rssi] = | |
2635 | sta_info_le.rssi[i]; | |
2636 | total_rssi += sta_info_le.rssi[i]; | |
2637 | count_rssi++; | |
2638 | } | |
2639 | } | |
2640 | if (count_rssi) { | |
2641 | sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL); | |
2642 | sinfo->chains = count_rssi; | |
2643 | ||
2644 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2645 | total_rssi /= count_rssi; | |
2646 | sinfo->signal = total_rssi; | |
2647 | } | |
1f0dc59a | 2648 | } |
5b435de0 | 2649 | done: |
d96b801f | 2650 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2651 | return err; |
2652 | } | |
2653 | ||
bf2a7e04 HM |
2654 | static int |
2655 | brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, | |
2656 | int idx, u8 *mac, struct station_info *sinfo) | |
2657 | { | |
2658 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
2659 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2660 | s32 err; | |
2661 | ||
2662 | brcmf_dbg(TRACE, "Enter, idx %d\n", idx); | |
2663 | ||
2664 | if (idx == 0) { | |
2665 | cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST); | |
2666 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST, | |
2667 | &cfg->assoclist, | |
2668 | sizeof(cfg->assoclist)); | |
2669 | if (err) { | |
2670 | brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", | |
2671 | err); | |
2672 | cfg->assoclist.count = 0; | |
2673 | return -EOPNOTSUPP; | |
2674 | } | |
2675 | } | |
2676 | if (idx < le32_to_cpu(cfg->assoclist.count)) { | |
2677 | memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN); | |
2678 | return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo); | |
2679 | } | |
2680 | return -ENOENT; | |
2681 | } | |
2682 | ||
5b435de0 AS |
2683 | static s32 |
2684 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2685 | bool enabled, s32 timeout) | |
2686 | { | |
2687 | s32 pm; | |
2688 | s32 err = 0; | |
27a68fe3 | 2689 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2690 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2691 | |
d96b801f | 2692 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2693 | |
2694 | /* | |
2695 | * Powersave enable/disable request is coming from the | |
2696 | * cfg80211 even before the interface is up. In that | |
2697 | * scenario, driver will be storing the power save | |
27a68fe3 | 2698 | * preference in cfg struct to apply this to |
5b435de0 AS |
2699 | * FW later while initializing the dongle |
2700 | */ | |
27a68fe3 | 2701 | cfg->pwr_save = enabled; |
ce81e317 | 2702 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2703 | |
647c9ae0 | 2704 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2705 | goto done; |
2706 | } | |
2707 | ||
2708 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2709 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2710 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2711 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2712 | pm = PM_OFF; | |
2713 | } | |
647c9ae0 | 2714 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2715 | |
c1179033 | 2716 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2717 | if (err) { |
2718 | if (err == -ENODEV) | |
57d6e91a | 2719 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2720 | else |
57d6e91a | 2721 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2722 | } |
2723 | done: | |
d96b801f | 2724 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2725 | return err; |
2726 | } | |
2727 | ||
27a68fe3 | 2728 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2729 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2730 | { |
27a68fe3 | 2731 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2732 | struct ieee80211_channel *notify_channel; |
2733 | struct cfg80211_bss *bss; | |
2734 | struct ieee80211_supported_band *band; | |
83cf17aa | 2735 | struct brcmu_chan ch; |
5b435de0 AS |
2736 | u16 channel; |
2737 | u32 freq; | |
5b435de0 AS |
2738 | u16 notify_capability; |
2739 | u16 notify_interval; | |
2740 | u8 *notify_ie; | |
2741 | size_t notify_ielen; | |
2742 | s32 notify_signal; | |
2743 | ||
2744 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2745 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2746 | return 0; |
2747 | } | |
2748 | ||
83cf17aa FL |
2749 | if (!bi->ctl_ch) { |
2750 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2751 | cfg->d11inf.decchspec(&ch); | |
4712d88a | 2752 | bi->ctl_ch = ch.control_ch_num; |
83cf17aa FL |
2753 | } |
2754 | channel = bi->ctl_ch; | |
5b435de0 AS |
2755 | |
2756 | if (channel <= CH_MAX_2G_CHANNEL) | |
57fbcce3 | 2757 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 2758 | else |
57fbcce3 | 2759 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 AS |
2760 | |
2761 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2762 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2763 | ||
5b435de0 AS |
2764 | notify_capability = le16_to_cpu(bi->capability); |
2765 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2766 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2767 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2768 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2769 | ||
16886735 AS |
2770 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2771 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2772 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2773 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2774 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2775 | |
5bc8c1f2 JB |
2776 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2777 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2778 | (const u8 *)bi->BSSID, | |
2779 | 0, notify_capability, | |
2780 | notify_interval, notify_ie, | |
2781 | notify_ielen, notify_signal, | |
2782 | GFP_KERNEL); | |
5b435de0 | 2783 | |
e78946e1 FL |
2784 | if (!bss) |
2785 | return -ENOMEM; | |
2786 | ||
5b112d3d | 2787 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2788 | |
12f32370 | 2789 | return 0; |
5b435de0 AS |
2790 | } |
2791 | ||
6f09be0a RV |
2792 | static struct brcmf_bss_info_le * |
2793 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2794 | { | |
2795 | if (bss == NULL) | |
2796 | return list->bss_info_le; | |
2797 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2798 | le32_to_cpu(bss->length)); | |
2799 | } | |
2800 | ||
27a68fe3 | 2801 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2802 | { |
2803 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2804 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2805 | s32 err = 0; |
2806 | int i; | |
2807 | ||
ef8596e1 | 2808 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2809 | if (bss_list->count != 0 && |
2810 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2811 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2812 | bss_list->version); | |
5b435de0 AS |
2813 | return -EOPNOTSUPP; |
2814 | } | |
4e8a008e | 2815 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2816 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2817 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2818 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2819 | if (err) |
2820 | break; | |
2821 | } | |
2822 | return err; | |
2823 | } | |
2824 | ||
b0a79088 HM |
2825 | static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg, |
2826 | struct net_device *ndev, const u8 *bssid) | |
5b435de0 | 2827 | { |
27a68fe3 | 2828 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2829 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2830 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2831 | struct ieee80211_supported_band *band; |
e78946e1 | 2832 | struct cfg80211_bss *bss; |
83cf17aa | 2833 | struct brcmu_chan ch; |
5b435de0 AS |
2834 | u8 *buf = NULL; |
2835 | s32 err = 0; | |
5b435de0 | 2836 | u32 freq; |
5b435de0 AS |
2837 | u16 notify_capability; |
2838 | u16 notify_interval; | |
2839 | u8 *notify_ie; | |
2840 | size_t notify_ielen; | |
2841 | s32 notify_signal; | |
2842 | ||
d96b801f | 2843 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2844 | |
2845 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2846 | if (buf == NULL) { | |
2847 | err = -ENOMEM; | |
2848 | goto CleanUp; | |
2849 | } | |
2850 | ||
2851 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2852 | ||
ac24be6f AS |
2853 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2854 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2855 | if (err) { |
57d6e91a | 2856 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2857 | goto CleanUp; |
2858 | } | |
2859 | ||
d34bf64f | 2860 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2861 | |
83cf17aa FL |
2862 | ch.chspec = le16_to_cpu(bi->chanspec); |
2863 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2864 | |
83cf17aa | 2865 | if (ch.band == BRCMU_CHAN_BAND_2G) |
57fbcce3 | 2866 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 2867 | else |
57fbcce3 | 2868 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 | 2869 | |
4712d88a | 2870 | freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band); |
b0a79088 | 2871 | cfg->channel = freq; |
5b435de0 AS |
2872 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2873 | ||
5b435de0 AS |
2874 | notify_capability = le16_to_cpu(bi->capability); |
2875 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2876 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2877 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2878 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2879 | ||
4712d88a | 2880 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.control_ch_num, freq); |
16886735 AS |
2881 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2882 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2883 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2884 | |
5bc8c1f2 JB |
2885 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2886 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2887 | notify_capability, notify_interval, | |
2888 | notify_ie, notify_ielen, notify_signal, | |
2889 | GFP_KERNEL); | |
5b435de0 | 2890 | |
e78946e1 FL |
2891 | if (!bss) { |
2892 | err = -ENOMEM; | |
2893 | goto CleanUp; | |
2894 | } | |
2895 | ||
5b112d3d | 2896 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2897 | |
5b435de0 AS |
2898 | CleanUp: |
2899 | ||
2900 | kfree(buf); | |
2901 | ||
d96b801f | 2902 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2903 | |
2904 | return err; | |
2905 | } | |
2906 | ||
89286dc9 HM |
2907 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2908 | struct brcmf_if *ifp) | |
1a873342 | 2909 | { |
d34bf64f | 2910 | struct brcmf_bss_info_le *bi; |
4b5800fe | 2911 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2912 | u16 beacon_interval; |
2913 | u8 dtim_period; | |
2914 | size_t ie_len; | |
2915 | u8 *ie; | |
2916 | s32 err = 0; | |
2917 | ||
d96b801f | 2918 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2919 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2920 | return err; |
2921 | ||
27a68fe3 | 2922 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2923 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2924 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2925 | if (err) { |
57d6e91a | 2926 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2927 | goto update_bss_info_out; |
2928 | } | |
2929 | ||
27a68fe3 AS |
2930 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2931 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2932 | if (err) |
2933 | goto update_bss_info_out; | |
2934 | ||
2935 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2936 | ie_len = le32_to_cpu(bi->ie_length); | |
2937 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2938 | ||
f8e4b412 | 2939 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2940 | if (tim) |
2941 | dtim_period = tim->data[1]; | |
2942 | else { | |
2943 | /* | |
2944 | * active scan was done so we could not get dtim | |
2945 | * information out of probe response. | |
2946 | * so we speficially query dtim information to dongle. | |
2947 | */ | |
2948 | u32 var; | |
ac24be6f | 2949 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2950 | if (err) { |
57d6e91a | 2951 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2952 | goto update_bss_info_out; |
2953 | } | |
2954 | dtim_period = (u8)var; | |
2955 | } | |
2956 | ||
5b435de0 | 2957 | update_bss_info_out: |
d96b801f | 2958 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2959 | return err; |
2960 | } | |
2961 | ||
18e2f61d | 2962 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2963 | { |
27a68fe3 | 2964 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2965 | |
c1179033 | 2966 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2967 | if (cfg->scan_request) { |
108a4bee | 2968 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2969 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2970 | } |
c1179033 AS |
2971 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2972 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2973 | } |
2974 | ||
e756af5b HM |
2975 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2976 | { | |
27a68fe3 AS |
2977 | struct brcmf_cfg80211_info *cfg = |
2978 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2979 | escan_timeout_work); |
2980 | ||
ef8596e1 | 2981 | brcmf_inform_bss(cfg); |
a0f472ac | 2982 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
2983 | } |
2984 | ||
2985 | static void brcmf_escan_timeout(unsigned long data) | |
2986 | { | |
27a68fe3 AS |
2987 | struct brcmf_cfg80211_info *cfg = |
2988 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2989 | |
27a68fe3 | 2990 | if (cfg->scan_request) { |
57d6e91a | 2991 | brcmf_err("timer expired\n"); |
f0799895 | 2992 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2993 | } |
2994 | } | |
2995 | ||
2996 | static s32 | |
83cf17aa FL |
2997 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
2998 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
2999 | struct brcmf_bss_info_le *bss_info_le) |
3000 | { | |
83cf17aa FL |
3001 | struct brcmu_chan ch_bss, ch_bss_info_le; |
3002 | ||
3003 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
3004 | cfg->d11inf.decchspec(&ch_bss); | |
3005 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
3006 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
3007 | ||
e756af5b | 3008 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 3009 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
3010 | bss_info_le->SSID_len == bss->SSID_len && |
3011 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
3012 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
3013 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
3014 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
3015 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
3016 | ||
e756af5b HM |
3017 | /* preserve max RSSI if the measurements are |
3018 | * both on-channel or both off-channel | |
3019 | */ | |
029591f3 | 3020 | if (bss_info_rssi > bss_rssi) |
e756af5b | 3021 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
3022 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
3023 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
3024 | /* preserve the on-channel rssi measurement |
3025 | * if the new measurement is off channel | |
3026 | */ | |
3027 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 3028 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
3029 | } |
3030 | return 1; | |
3031 | } | |
3032 | return 0; | |
3033 | } | |
3034 | ||
3035 | static s32 | |
1993732e | 3036 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
3037 | const struct brcmf_event_msg *e, void *data) |
3038 | { | |
1993732e | 3039 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 3040 | s32 status; |
e756af5b HM |
3041 | struct brcmf_escan_result_le *escan_result_le; |
3042 | struct brcmf_bss_info_le *bss_info_le; | |
3043 | struct brcmf_bss_info_le *bss = NULL; | |
3044 | u32 bi_length; | |
3045 | struct brcmf_scan_results *list; | |
3046 | u32 i; | |
97ed15c7 | 3047 | bool aborted; |
e756af5b | 3048 | |
5c36b99a | 3049 | status = e->status; |
e756af5b | 3050 | |
a0f472ac | 3051 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
37a869ec | 3052 | brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); |
e756af5b HM |
3053 | return -EPERM; |
3054 | } | |
3055 | ||
3056 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 3057 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
3058 | escan_result_le = (struct brcmf_escan_result_le *) data; |
3059 | if (!escan_result_le) { | |
57d6e91a | 3060 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
3061 | goto exit; |
3062 | } | |
e756af5b | 3063 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
3064 | brcmf_err("Invalid bss_count %d: ignoring\n", |
3065 | escan_result_le->bss_count); | |
e756af5b HM |
3066 | goto exit; |
3067 | } | |
3068 | bss_info_le = &escan_result_le->bss_info_le; | |
3069 | ||
6eda4e2c HM |
3070 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
3071 | goto exit; | |
3072 | ||
3073 | if (!cfg->scan_request) { | |
3074 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
3075 | goto exit; | |
3076 | } | |
3077 | ||
e756af5b HM |
3078 | bi_length = le32_to_cpu(bss_info_le->length); |
3079 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
3080 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
3081 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
3082 | bi_length); | |
e756af5b HM |
3083 | goto exit; |
3084 | } | |
3085 | ||
27a68fe3 | 3086 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
3087 | BIT(NL80211_IFTYPE_ADHOC))) { |
3088 | if (le16_to_cpu(bss_info_le->capability) & | |
3089 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 3090 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
3091 | goto exit; |
3092 | } | |
3093 | } | |
3094 | ||
3095 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 3096 | cfg->escan_info.escan_buf; |
d5367334 | 3097 | if (bi_length > BRCMF_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 3098 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
3099 | goto exit; |
3100 | } | |
3101 | ||
3102 | for (i = 0; i < list->count; i++) { | |
3103 | bss = bss ? (struct brcmf_bss_info_le *) | |
3104 | ((unsigned char *)bss + | |
3105 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
3106 | if (brcmf_compare_update_same_bss(cfg, bss, |
3107 | bss_info_le)) | |
e756af5b HM |
3108 | goto exit; |
3109 | } | |
d5367334 HM |
3110 | memcpy(&cfg->escan_info.escan_buf[list->buflen], bss_info_le, |
3111 | bi_length); | |
e756af5b HM |
3112 | list->version = le32_to_cpu(bss_info_le->version); |
3113 | list->buflen += bi_length; | |
3114 | list->count++; | |
3115 | } else { | |
27a68fe3 | 3116 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
3117 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
3118 | goto exit; | |
27a68fe3 | 3119 | if (cfg->scan_request) { |
27a68fe3 | 3120 | brcmf_inform_bss(cfg); |
97ed15c7 | 3121 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 3122 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 3123 | } else |
6eda4e2c HM |
3124 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
3125 | status); | |
e756af5b HM |
3126 | } |
3127 | exit: | |
12f32370 | 3128 | return 0; |
e756af5b HM |
3129 | } |
3130 | ||
27a68fe3 | 3131 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 3132 | { |
5c36b99a AS |
3133 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
3134 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
3135 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
3136 | /* Init scan_timeout timer */ | |
3137 | init_timer(&cfg->escan_timeout); | |
3138 | cfg->escan_timeout.data = (unsigned long) cfg; | |
3139 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
3140 | INIT_WORK(&cfg->escan_timeout_work, | |
3141 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
3142 | } |
3143 | ||
5419f7f1 HM |
3144 | /* PFN result doesn't have all the info which are required by the supplicant |
3145 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3146 | * via wl_inform_single_bss in the required format. Escan does require the | |
3147 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3148 | * cfg80211_scan_request one out of the received PNO event. | |
3149 | */ | |
3021ad9a | 3150 | static s32 |
5419f7f1 HM |
3151 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
3152 | const struct brcmf_event_msg *e, void *data) | |
3021ad9a HM |
3153 | { |
3154 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5419f7f1 HM |
3155 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3156 | struct cfg80211_scan_request *request = NULL; | |
3157 | struct cfg80211_ssid *ssid = NULL; | |
3158 | struct ieee80211_channel *channel = NULL; | |
3159 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
3160 | int err = 0; | |
3161 | int channel_req = 0; | |
3162 | int band = 0; | |
3021ad9a | 3163 | struct brcmf_pno_scanresults_le *pfn_result; |
5419f7f1 HM |
3164 | u32 result_count; |
3165 | u32 status; | |
3021ad9a HM |
3166 | |
3167 | brcmf_dbg(SCAN, "Enter\n"); | |
3168 | ||
0aedbcaf HM |
3169 | if (e->datalen < (sizeof(*pfn_result) + sizeof(*netinfo))) { |
3170 | brcmf_dbg(SCAN, "Event data to small. Ignore\n"); | |
3171 | return 0; | |
3172 | } | |
3173 | ||
3021ad9a | 3174 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
5419f7f1 | 3175 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
3021ad9a HM |
3176 | return 0; |
3177 | } | |
3178 | ||
5419f7f1 HM |
3179 | pfn_result = (struct brcmf_pno_scanresults_le *)data; |
3180 | result_count = le32_to_cpu(pfn_result->count); | |
3181 | status = le32_to_cpu(pfn_result->status); | |
3021ad9a | 3182 | |
5419f7f1 HM |
3183 | /* PFN event is limited to fit 512 bytes so we may get |
3184 | * multiple NET_FOUND events. For now place a warning here. | |
3185 | */ | |
3186 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
3187 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); | |
3188 | if (result_count > 0) { | |
3189 | int i; | |
3021ad9a | 3190 | |
5419f7f1 HM |
3191 | request = kzalloc(sizeof(*request), GFP_KERNEL); |
3192 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); | |
3193 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
3194 | if (!request || !ssid || !channel) { | |
3195 | err = -ENOMEM; | |
3196 | goto out_err; | |
3197 | } | |
3021ad9a | 3198 | |
5419f7f1 HM |
3199 | request->wiphy = wiphy; |
3200 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3201 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3021ad9a | 3202 | |
5419f7f1 HM |
3203 | for (i = 0; i < result_count; i++) { |
3204 | netinfo = &netinfo_start[i]; | |
3205 | if (!netinfo) { | |
3206 | brcmf_err("Invalid netinfo ptr. index: %d\n", | |
3207 | i); | |
3208 | err = -EINVAL; | |
3209 | goto out_err; | |
3210 | } | |
aeb64225 | 3211 | |
5419f7f1 HM |
3212 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3213 | netinfo->SSID, netinfo->channel); | |
3214 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); | |
3215 | ssid[i].ssid_len = netinfo->SSID_len; | |
3216 | request->n_ssids++; | |
aeb64225 | 3217 | |
5419f7f1 HM |
3218 | channel_req = netinfo->channel; |
3219 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3220 | band = NL80211_BAND_2GHZ; | |
3221 | else | |
3222 | band = NL80211_BAND_5GHZ; | |
3223 | channel[i].center_freq = | |
3224 | ieee80211_channel_to_frequency(channel_req, | |
3225 | band); | |
3226 | channel[i].band = band; | |
3227 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3228 | request->channels[i] = &channel[i]; | |
3229 | request->n_channels++; | |
3230 | } | |
aeb64225 | 3231 | |
5419f7f1 HM |
3232 | /* assign parsed ssid array */ |
3233 | if (request->n_ssids) | |
3234 | request->ssids = &ssid[0]; | |
aeb64225 | 3235 | |
5419f7f1 HM |
3236 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
3237 | /* Abort any on-going scan */ | |
3238 | brcmf_abort_scanning(cfg); | |
aeb64225 | 3239 | } |
5419f7f1 HM |
3240 | |
3241 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3242 | cfg->escan_info.run = brcmf_run_escan; | |
3243 | err = brcmf_do_escan(cfg, wiphy, ifp, request); | |
3244 | if (err) { | |
3245 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3246 | goto out_err; | |
3021ad9a | 3247 | } |
5419f7f1 HM |
3248 | cfg->sched_escan = true; |
3249 | cfg->scan_request = request; | |
aeb64225 | 3250 | } else { |
5419f7f1 HM |
3251 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
3252 | goto out_err; | |
aeb64225 | 3253 | } |
aeb64225 | 3254 | |
5419f7f1 HM |
3255 | kfree(ssid); |
3256 | kfree(channel); | |
3257 | kfree(request); | |
3258 | return 0; | |
aeb64225 | 3259 | |
5419f7f1 HM |
3260 | out_err: |
3261 | kfree(ssid); | |
3262 | kfree(channel); | |
3263 | kfree(request); | |
3264 | cfg80211_sched_scan_stopped(wiphy); | |
3265 | return err; | |
aeb64225 HM |
3266 | } |
3267 | ||
5419f7f1 | 3268 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
5b435de0 | 3269 | { |
5419f7f1 | 3270 | int ret; |
4eb3af7c | 3271 | |
5419f7f1 HM |
3272 | /* Disable pfn */ |
3273 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); | |
3274 | if (ret == 0) { | |
3275 | /* clear pfn */ | |
3276 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", | |
3277 | NULL, 0); | |
3278 | } | |
3279 | if (ret < 0) | |
3280 | brcmf_err("failed code %d\n", ret); | |
5b435de0 | 3281 | |
5419f7f1 HM |
3282 | return ret; |
3283 | } | |
3284 | ||
3285 | static int brcmf_dev_pno_config(struct brcmf_if *ifp, | |
3286 | struct cfg80211_sched_scan_request *request) | |
3287 | { | |
3288 | struct brcmf_pno_param_le pfn_param; | |
3289 | struct brcmf_pno_macaddr_le pfn_mac; | |
3290 | s32 err; | |
3291 | u8 *mac_mask; | |
3292 | int i; | |
3293 | ||
3294 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3295 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3296 | ||
3297 | /* set extra pno params */ | |
3298 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3299 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3300 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3301 | ||
3302 | /* set up pno scan fr */ | |
3303 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3304 | ||
3305 | err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param, | |
3306 | sizeof(pfn_param)); | |
3307 | if (err) { | |
3308 | brcmf_err("pfn_set failed, err=%d\n", err); | |
3309 | return err; | |
3310 | } | |
3311 | ||
3312 | /* Find out if mac randomization should be turned on */ | |
3313 | if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR)) | |
3314 | return 0; | |
3315 | ||
3316 | pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER; | |
3317 | pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC; | |
3318 | ||
3319 | memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN); | |
3320 | mac_mask = request->mac_addr_mask; | |
3321 | for (i = 0; i < ETH_ALEN; i++) { | |
3322 | pfn_mac.mac[i] &= mac_mask[i]; | |
3323 | pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]); | |
3324 | } | |
3325 | /* Clear multi bit */ | |
3326 | pfn_mac.mac[0] &= 0xFE; | |
3327 | /* Set locally administered */ | |
3328 | pfn_mac.mac[0] |= 0x02; | |
3329 | ||
3330 | err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, | |
3331 | sizeof(pfn_mac)); | |
3332 | if (err) | |
3333 | brcmf_err("pfn_macaddr failed, err=%d\n", err); | |
3334 | ||
3335 | return err; | |
3336 | } | |
3337 | ||
3338 | static int | |
3339 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3340 | struct net_device *ndev, | |
3341 | struct cfg80211_sched_scan_request *request) | |
3342 | { | |
3343 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3344 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
3345 | struct brcmf_pno_net_param_le pfn; | |
3346 | int i; | |
3347 | int ret = 0; | |
3348 | ||
3349 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", | |
3350 | request->n_match_sets, request->n_ssids); | |
3351 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { | |
3352 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); | |
3353 | return -EAGAIN; | |
3354 | } | |
3355 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { | |
3356 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3357 | cfg->scan_status); | |
3358 | return -EAGAIN; | |
3359 | } | |
3360 | ||
3361 | if (!request->n_ssids || !request->n_match_sets) { | |
3362 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", | |
3363 | request->n_ssids); | |
3364 | return -EINVAL; | |
3365 | } | |
3366 | ||
3367 | if (request->n_ssids > 0) { | |
3368 | for (i = 0; i < request->n_ssids; i++) { | |
3369 | /* Active scan req for ssids */ | |
3370 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", | |
3371 | request->ssids[i].ssid); | |
3372 | ||
3373 | /* match_set ssids is a supert set of n_ssid list, | |
3374 | * so we need not add these set separately. | |
3375 | */ | |
3376 | } | |
3377 | } | |
3378 | ||
3379 | if (request->n_match_sets > 0) { | |
3380 | /* clean up everything */ | |
3381 | ret = brcmf_dev_pno_clean(ndev); | |
3382 | if (ret < 0) { | |
3383 | brcmf_err("failed error=%d\n", ret); | |
3384 | return ret; | |
3385 | } | |
3386 | ||
3387 | /* configure pno */ | |
3388 | if (brcmf_dev_pno_config(ifp, request)) | |
3389 | return -EINVAL; | |
3390 | ||
3391 | /* configure each match set */ | |
3392 | for (i = 0; i < request->n_match_sets; i++) { | |
3393 | struct cfg80211_ssid *ssid; | |
3394 | u32 ssid_len; | |
3395 | ||
3396 | ssid = &request->match_sets[i].ssid; | |
3397 | ssid_len = ssid->ssid_len; | |
3398 | ||
3399 | if (!ssid_len) { | |
3400 | brcmf_err("skip broadcast ssid\n"); | |
3401 | continue; | |
3402 | } | |
3403 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3404 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3405 | pfn.wsec = cpu_to_le32(0); | |
3406 | pfn.infra = cpu_to_le32(1); | |
3407 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3408 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3409 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
3410 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, | |
3411 | sizeof(pfn)); | |
3412 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", | |
3413 | ret == 0 ? "set" : "failed", ssid->ssid); | |
3414 | } | |
3415 | /* Enable the PNO */ | |
3416 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { | |
3417 | brcmf_err("PNO enable failed!! ret=%d\n", ret); | |
3418 | return -EINVAL; | |
3419 | } | |
3420 | } else { | |
3421 | return -EINVAL; | |
3422 | } | |
3423 | ||
3424 | return 0; | |
3425 | } | |
3426 | ||
3427 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3428 | struct net_device *ndev) | |
3429 | { | |
3430 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3431 | ||
3432 | brcmf_dbg(SCAN, "enter\n"); | |
3433 | brcmf_dev_pno_clean(ndev); | |
3434 | if (cfg->sched_escan) | |
3435 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); | |
3436 | return 0; | |
3437 | } | |
3438 | ||
3439 | static __always_inline void brcmf_delay(u32 ms) | |
3440 | { | |
3441 | if (ms < 1000 / HZ) { | |
3442 | cond_resched(); | |
3443 | mdelay(ms); | |
3444 | } else { | |
3445 | msleep(ms); | |
3446 | } | |
3447 | } | |
3448 | ||
3449 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], | |
3450 | u8 *pattern, u32 patternsize, u8 *mask, | |
3451 | u32 packet_offset) | |
3452 | { | |
3453 | struct brcmf_fil_wowl_pattern_le *filter; | |
3454 | u32 masksize; | |
3455 | u32 patternoffset; | |
3456 | u8 *buf; | |
3457 | u32 bufsize; | |
3458 | s32 ret; | |
3459 | ||
3460 | masksize = (patternsize + 7) / 8; | |
3461 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
3462 | ||
3463 | bufsize = sizeof(*filter) + patternsize + masksize; | |
3464 | buf = kzalloc(bufsize, GFP_KERNEL); | |
3465 | if (!buf) | |
3466 | return -ENOMEM; | |
3467 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
3468 | ||
3469 | memcpy(filter->cmd, cmd, 4); | |
3470 | filter->masksize = cpu_to_le32(masksize); | |
3471 | filter->offset = cpu_to_le32(packet_offset); | |
3472 | filter->patternoffset = cpu_to_le32(patternoffset); | |
3473 | filter->patternsize = cpu_to_le32(patternsize); | |
3474 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
3475 | ||
3476 | if ((mask) && (masksize)) | |
3477 | memcpy(buf + sizeof(*filter), mask, masksize); | |
3478 | if ((pattern) && (patternsize)) | |
3479 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
3480 | ||
3481 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
3482 | ||
3483 | kfree(buf); | |
3484 | return ret; | |
3485 | } | |
3486 | ||
3487 | static s32 | |
3488 | brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e, | |
3489 | void *data) | |
3490 | { | |
3491 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
3492 | struct brcmf_pno_scanresults_le *pfn_result; | |
3493 | struct brcmf_pno_net_info_le *netinfo; | |
3494 | ||
3495 | brcmf_dbg(SCAN, "Enter\n"); | |
3496 | ||
0aedbcaf HM |
3497 | if (e->datalen < (sizeof(*pfn_result) + sizeof(*netinfo))) { |
3498 | brcmf_dbg(SCAN, "Event data to small. Ignore\n"); | |
3499 | return 0; | |
3500 | } | |
3501 | ||
5419f7f1 HM |
3502 | pfn_result = (struct brcmf_pno_scanresults_le *)data; |
3503 | ||
3504 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { | |
3505 | brcmf_dbg(SCAN, "PFN NET LOST event. Ignore\n"); | |
3506 | return 0; | |
3507 | } | |
3508 | ||
3509 | if (le32_to_cpu(pfn_result->count) < 1) { | |
3510 | brcmf_err("Invalid result count, expected 1 (%d)\n", | |
3511 | le32_to_cpu(pfn_result->count)); | |
3512 | return -EINVAL; | |
3513 | } | |
3514 | ||
3515 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3516 | netinfo = (struct brcmf_pno_net_info_le *)data; | |
3517 | memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); | |
3518 | cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; | |
3519 | cfg->wowl.nd->n_channels = 1; | |
3520 | cfg->wowl.nd->channels[0] = | |
3521 | ieee80211_channel_to_frequency(netinfo->channel, | |
3522 | netinfo->channel <= CH_MAX_2G_CHANNEL ? | |
3523 | NL80211_BAND_2GHZ : NL80211_BAND_5GHZ); | |
3524 | cfg->wowl.nd_info->n_matches = 1; | |
3525 | cfg->wowl.nd_info->matches[0] = cfg->wowl.nd; | |
3526 | ||
3527 | /* Inform (the resume task) that the net detect information was recvd */ | |
3528 | cfg->wowl.nd_data_completed = true; | |
3529 | wake_up(&cfg->wowl.nd_data_wait); | |
3530 | ||
3531 | return 0; | |
3532 | } | |
3533 | ||
3534 | #ifdef CONFIG_PM | |
3535 | ||
3536 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3537 | { | |
3538 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3539 | struct brcmf_wowl_wakeind_le wake_ind_le; | |
3540 | struct cfg80211_wowlan_wakeup wakeup_data; | |
3541 | struct cfg80211_wowlan_wakeup *wakeup; | |
3542 | u32 wakeind; | |
3543 | s32 err; | |
3544 | int timeout; | |
3545 | ||
3546 | err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le, | |
3547 | sizeof(wake_ind_le)); | |
3548 | if (err) { | |
3549 | brcmf_err("Get wowl_wakeind failed, err = %d\n", err); | |
3550 | return; | |
3551 | } | |
3552 | ||
3553 | wakeind = le32_to_cpu(wake_ind_le.ucode_wakeind); | |
3554 | if (wakeind & (BRCMF_WOWL_MAGIC | BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | | |
3555 | BRCMF_WOWL_RETR | BRCMF_WOWL_NET | | |
3556 | BRCMF_WOWL_PFN_FOUND)) { | |
3557 | wakeup = &wakeup_data; | |
3558 | memset(&wakeup_data, 0, sizeof(wakeup_data)); | |
3559 | wakeup_data.pattern_idx = -1; | |
3560 | ||
3561 | if (wakeind & BRCMF_WOWL_MAGIC) { | |
3562 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_MAGIC\n"); | |
3563 | wakeup_data.magic_pkt = true; | |
3564 | } | |
3565 | if (wakeind & BRCMF_WOWL_DIS) { | |
3566 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_DIS\n"); | |
3567 | wakeup_data.disconnect = true; | |
3568 | } | |
3569 | if (wakeind & BRCMF_WOWL_BCN) { | |
3570 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_BCN\n"); | |
3571 | wakeup_data.disconnect = true; | |
3572 | } | |
3573 | if (wakeind & BRCMF_WOWL_RETR) { | |
3574 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_RETR\n"); | |
3575 | wakeup_data.disconnect = true; | |
3576 | } | |
3577 | if (wakeind & BRCMF_WOWL_NET) { | |
3578 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_NET\n"); | |
3579 | /* For now always map to pattern 0, no API to get | |
3580 | * correct information available at the moment. | |
3581 | */ | |
3582 | wakeup_data.pattern_idx = 0; | |
3583 | } | |
3584 | if (wakeind & BRCMF_WOWL_PFN_FOUND) { | |
3585 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_PFN_FOUND\n"); | |
3586 | timeout = wait_event_timeout(cfg->wowl.nd_data_wait, | |
3587 | cfg->wowl.nd_data_completed, | |
3588 | BRCMF_ND_INFO_TIMEOUT); | |
3589 | if (!timeout) | |
3590 | brcmf_err("No result for wowl net detect\n"); | |
3591 | else | |
3592 | wakeup_data.net_detect = cfg->wowl.nd_info; | |
3593 | } | |
5c22fb85 HM |
3594 | if (wakeind & BRCMF_WOWL_GTK_FAILURE) { |
3595 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_GTK_FAILURE\n"); | |
3596 | wakeup_data.gtk_rekey_failure = true; | |
3597 | } | |
5419f7f1 HM |
3598 | } else { |
3599 | wakeup = NULL; | |
3600 | } | |
3601 | cfg80211_report_wowlan_wakeup(&ifp->vif->wdev, wakeup, GFP_KERNEL); | |
3602 | } | |
3603 | ||
3604 | #else | |
3605 | ||
3606 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3607 | { | |
3608 | } | |
3609 | ||
3610 | #endif /* CONFIG_PM */ | |
3611 | ||
3612 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
3613 | { | |
3614 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3615 | struct net_device *ndev = cfg_to_ndev(cfg); | |
3616 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3617 | ||
3618 | brcmf_dbg(TRACE, "Enter\n"); | |
3619 | ||
3620 | if (cfg->wowl.active) { | |
3621 | brcmf_report_wowl_wakeind(wiphy, ifp); | |
3622 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); | |
3623 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); | |
73ef9e64 HM |
3624 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND)) |
3625 | brcmf_configure_arp_nd_offload(ifp, true); | |
4eb3af7c | 3626 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3021ad9a HM |
3627 | cfg->wowl.pre_pmmode); |
3628 | cfg->wowl.active = false; | |
3629 | if (cfg->wowl.nd_enabled) { | |
3630 | brcmf_cfg80211_sched_scan_stop(cfg->wiphy, ifp->ndev); | |
3631 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3632 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3633 | brcmf_notify_sched_scan_results); | |
3634 | cfg->wowl.nd_enabled = false; | |
3635 | } | |
4eb3af7c | 3636 | } |
5b435de0 AS |
3637 | return 0; |
3638 | } | |
3639 | ||
4eb3af7c HM |
3640 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3641 | struct brcmf_if *ifp, | |
3642 | struct cfg80211_wowlan *wowl) | |
3643 | { | |
3644 | u32 wowl_config; | |
b9a82f89 | 3645 | u32 i; |
4eb3af7c HM |
3646 | |
3647 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3648 | ||
73ef9e64 HM |
3649 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND)) |
3650 | brcmf_configure_arp_nd_offload(ifp, false); | |
3021ad9a | 3651 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->wowl.pre_pmmode); |
4eb3af7c HM |
3652 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); |
3653 | ||
3654 | wowl_config = 0; | |
3655 | if (wowl->disconnect) | |
b9a82f89 | 3656 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3657 | if (wowl->magic_pkt) |
b9a82f89 HM |
3658 | wowl_config |= BRCMF_WOWL_MAGIC; |
3659 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3660 | wowl_config |= BRCMF_WOWL_NET; | |
3661 | for (i = 0; i < wowl->n_patterns; i++) { | |
3662 | brcmf_config_wowl_pattern(ifp, "add", | |
3663 | (u8 *)wowl->patterns[i].pattern, | |
3664 | wowl->patterns[i].pattern_len, | |
3665 | (u8 *)wowl->patterns[i].mask, | |
3666 | wowl->patterns[i].pkt_offset); | |
3667 | } | |
3668 | } | |
3021ad9a HM |
3669 | if (wowl->nd_config) { |
3670 | brcmf_cfg80211_sched_scan_start(cfg->wiphy, ifp->ndev, | |
3671 | wowl->nd_config); | |
3672 | wowl_config |= BRCMF_WOWL_PFN_FOUND; | |
3673 | ||
3674 | cfg->wowl.nd_data_completed = false; | |
3675 | cfg->wowl.nd_enabled = true; | |
3676 | /* Now reroute the event for PFN to the wowl function. */ | |
3677 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3678 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3679 | brcmf_wowl_nd_results); | |
3680 | } | |
5c22fb85 HM |
3681 | if (wowl->gtk_rekey_failure) |
3682 | wowl_config |= BRCMF_WOWL_GTK_FAILURE; | |
3021ad9a HM |
3683 | if (!test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
3684 | wowl_config |= BRCMF_WOWL_UNASSOC; | |
3685 | ||
28b285a6 HM |
3686 | brcmf_fil_iovar_data_set(ifp, "wowl_wakeind", "clear", |
3687 | sizeof(struct brcmf_wowl_wakeind_le)); | |
4eb3af7c HM |
3688 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3689 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3690 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3021ad9a | 3691 | cfg->wowl.active = true; |
4eb3af7c HM |
3692 | } |
3693 | ||
5b435de0 | 3694 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3695 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3696 | { |
27a68fe3 AS |
3697 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3698 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3699 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3700 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3701 | |
d96b801f | 3702 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3703 | |
4eb3af7c | 3704 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3705 | * we can do but pray resume goes smoothly. |
5b435de0 | 3706 | */ |
4eb3af7c | 3707 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3708 | goto exit; |
5b435de0 | 3709 | |
3021ad9a HM |
3710 | /* Stop scheduled scan */ |
3711 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) | |
3712 | brcmf_cfg80211_sched_scan_stop(wiphy, ndev); | |
3713 | ||
7d641072 AS |
3714 | /* end any scanning */ |
3715 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3716 | brcmf_abort_scanning(cfg); |
5b435de0 | 3717 | |
4eb3af7c HM |
3718 | if (wowl == NULL) { |
3719 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3720 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3721 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3722 | continue; | |
3723 | /* While going to suspend if associated with AP | |
3724 | * disassociate from AP to save power while system is | |
3725 | * in suspended state | |
3726 | */ | |
9b7a0ddc | 3727 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3728 | /* Make sure WPA_Supplicant receives all the event |
3729 | * generated due to DISASSOC call to the fw to keep | |
5419f7f1 HM |
3730 | * the state fw and WPA_Supplicant state consistent |
3731 | */ | |
3732 | brcmf_delay(500); | |
e5806072 | 3733 | } |
5419f7f1 HM |
3734 | /* Configure MPC */ |
3735 | brcmf_set_mpc(ifp, 1); | |
e5806072 | 3736 | |
e5806072 | 3737 | } else { |
5419f7f1 HM |
3738 | /* Configure WOWL paramaters */ |
3739 | brcmf_configure_wowl(cfg, ifp, wowl); | |
e5806072 AS |
3740 | } |
3741 | ||
5419f7f1 HM |
3742 | exit: |
3743 | brcmf_dbg(TRACE, "Exit\n"); | |
3744 | /* clear any scanning activity */ | |
3745 | cfg->scan_status = 0; | |
e5806072 | 3746 | return 0; |
e5806072 AS |
3747 | } |
3748 | ||
5419f7f1 HM |
3749 | static __used s32 |
3750 | brcmf_update_pmklist(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp) | |
e5806072 | 3751 | { |
5419f7f1 | 3752 | struct brcmf_pmk_list_le *pmk_list; |
48ed16e8 | 3753 | int i; |
5419f7f1 HM |
3754 | u32 npmk; |
3755 | s32 err; | |
e5806072 | 3756 | |
5419f7f1 HM |
3757 | pmk_list = &cfg->pmk_list; |
3758 | npmk = le32_to_cpu(pmk_list->npmk); | |
48ed16e8 | 3759 | |
5419f7f1 HM |
3760 | brcmf_dbg(CONN, "No of elements %d\n", npmk); |
3761 | for (i = 0; i < npmk; i++) | |
3762 | brcmf_dbg(CONN, "PMK[%d]: %pM\n", i, &pmk_list->pmk[i].bssid); | |
48ed16e8 | 3763 | |
5419f7f1 HM |
3764 | err = brcmf_fil_iovar_data_set(ifp, "pmkid_info", pmk_list, |
3765 | sizeof(*pmk_list)); | |
48ed16e8 HM |
3766 | |
3767 | return err; | |
e5806072 AS |
3768 | } |
3769 | ||
5419f7f1 HM |
3770 | static s32 |
3771 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3772 | struct cfg80211_pmksa *pmksa) | |
e5806072 | 3773 | { |
5419f7f1 | 3774 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 3775 | struct brcmf_if *ifp = netdev_priv(ndev); |
5419f7f1 HM |
3776 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; |
3777 | s32 err; | |
3778 | u32 npmk, i; | |
e5806072 | 3779 | |
5419f7f1 HM |
3780 | brcmf_dbg(TRACE, "Enter\n"); |
3781 | if (!check_vif_up(ifp->vif)) | |
3782 | return -EIO; | |
e5806072 | 3783 | |
5419f7f1 HM |
3784 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3785 | for (i = 0; i < npmk; i++) | |
3786 | if (!memcmp(pmksa->bssid, pmk[i].bssid, ETH_ALEN)) | |
3787 | break; | |
3788 | if (i < BRCMF_MAXPMKID) { | |
3789 | memcpy(pmk[i].bssid, pmksa->bssid, ETH_ALEN); | |
3790 | memcpy(pmk[i].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); | |
3791 | if (i == npmk) { | |
3792 | npmk++; | |
3793 | cfg->pmk_list.npmk = cpu_to_le32(npmk); | |
3794 | } | |
3795 | } else { | |
3796 | brcmf_err("Too many PMKSA entries cached %d\n", npmk); | |
e5806072 AS |
3797 | return -EINVAL; |
3798 | } | |
3799 | ||
5419f7f1 HM |
3800 | brcmf_dbg(CONN, "set_pmksa - PMK bssid: %pM =\n", pmk[npmk].bssid); |
3801 | for (i = 0; i < WLAN_PMKID_LEN; i += 4) | |
3802 | brcmf_dbg(CONN, "%02x %02x %02x %02x\n", pmk[npmk].pmkid[i], | |
3803 | pmk[npmk].pmkid[i + 1], pmk[npmk].pmkid[i + 2], | |
3804 | pmk[npmk].pmkid[i + 3]); | |
e5806072 | 3805 | |
5419f7f1 | 3806 | err = brcmf_update_pmklist(cfg, ifp); |
e5806072 | 3807 | |
5419f7f1 HM |
3808 | brcmf_dbg(TRACE, "Exit\n"); |
3809 | return err; | |
3810 | } | |
e5806072 | 3811 | |
5419f7f1 HM |
3812 | static s32 |
3813 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3814 | struct cfg80211_pmksa *pmksa) | |
3815 | { | |
3816 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3817 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3818 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; | |
3819 | s32 err; | |
3820 | u32 npmk, i; | |
e5806072 | 3821 | |
5419f7f1 HM |
3822 | brcmf_dbg(TRACE, "Enter\n"); |
3823 | if (!check_vif_up(ifp->vif)) | |
3824 | return -EIO; | |
e5806072 | 3825 | |
5419f7f1 | 3826 | brcmf_dbg(CONN, "del_pmksa - PMK bssid = %pM\n", &pmksa->bssid); |
e5806072 | 3827 | |
5419f7f1 HM |
3828 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3829 | for (i = 0; i < npmk; i++) | |
3830 | if (!memcmp(&pmksa->bssid, &pmk[i].bssid, ETH_ALEN)) | |
3831 | break; | |
3832 | ||
3833 | if ((npmk > 0) && (i < npmk)) { | |
3834 | for (; i < (npmk - 1); i++) { | |
3835 | memcpy(&pmk[i].bssid, &pmk[i + 1].bssid, ETH_ALEN); | |
3836 | memcpy(&pmk[i].pmkid, &pmk[i + 1].pmkid, | |
3837 | WLAN_PMKID_LEN); | |
e5806072 | 3838 | } |
5419f7f1 HM |
3839 | memset(&pmk[i], 0, sizeof(*pmk)); |
3840 | cfg->pmk_list.npmk = cpu_to_le32(npmk - 1); | |
e5806072 | 3841 | } else { |
5419f7f1 | 3842 | brcmf_err("Cache entry not found\n"); |
e5806072 AS |
3843 | return -EINVAL; |
3844 | } | |
3845 | ||
5419f7f1 HM |
3846 | err = brcmf_update_pmklist(cfg, ifp); |
3847 | ||
3848 | brcmf_dbg(TRACE, "Exit\n"); | |
3849 | return err; | |
3850 | ||
e5806072 AS |
3851 | } |
3852 | ||
5419f7f1 HM |
3853 | static s32 |
3854 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
e5806072 | 3855 | { |
27a68fe3 | 3856 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
5419f7f1 HM |
3857 | struct brcmf_if *ifp = netdev_priv(ndev); |
3858 | s32 err; | |
3859 | ||
3860 | brcmf_dbg(TRACE, "Enter\n"); | |
3861 | if (!check_vif_up(ifp->vif)) | |
3862 | return -EIO; | |
3863 | ||
3864 | memset(&cfg->pmk_list, 0, sizeof(cfg->pmk_list)); | |
3865 | err = brcmf_update_pmklist(cfg, ifp); | |
3866 | ||
3867 | brcmf_dbg(TRACE, "Exit\n"); | |
3868 | return err; | |
e5806072 | 3869 | |
e5806072 | 3870 | } |
e5806072 | 3871 | |
1f170110 | 3872 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3873 | { |
3874 | s32 err; | |
3875 | ||
3876 | /* set auth */ | |
ac24be6f | 3877 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3878 | if (err < 0) { |
57d6e91a | 3879 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3880 | return err; |
3881 | } | |
3882 | /* set wsec */ | |
ac24be6f | 3883 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3884 | if (err < 0) { |
57d6e91a | 3885 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3886 | return err; |
3887 | } | |
3888 | /* set upper-layer auth */ | |
ac24be6f | 3889 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3890 | if (err < 0) { |
57d6e91a | 3891 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3892 | return err; |
3893 | } | |
3894 | ||
3895 | return 0; | |
3896 | } | |
3897 | ||
3898 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3899 | { | |
3900 | if (is_rsn_ie) | |
3901 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3902 | ||
3903 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3904 | } | |
3905 | ||
3906 | static s32 | |
a44aa400 | 3907 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3908 | const struct brcmf_vs_tlv *wpa_ie, |
3909 | bool is_rsn_ie) | |
1a873342 HM |
3910 | { |
3911 | u32 auth = 0; /* d11 open authentication */ | |
3912 | u16 count; | |
3913 | s32 err = 0; | |
240d61a9 | 3914 | s32 len; |
1a873342 HM |
3915 | u32 i; |
3916 | u32 wsec; | |
3917 | u32 pval = 0; | |
3918 | u32 gval = 0; | |
3919 | u32 wpa_auth = 0; | |
3920 | u32 offset; | |
3921 | u8 *data; | |
3922 | u16 rsn_cap; | |
3923 | u32 wme_bss_disable; | |
240d61a9 | 3924 | u32 mfp; |
1a873342 | 3925 | |
d96b801f | 3926 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3927 | if (wpa_ie == NULL) |
3928 | goto exit; | |
3929 | ||
3930 | len = wpa_ie->len + TLV_HDR_LEN; | |
3931 | data = (u8 *)wpa_ie; | |
619c5a9a | 3932 | offset = TLV_HDR_LEN; |
1a873342 HM |
3933 | if (!is_rsn_ie) |
3934 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3935 | else |
3936 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3937 | |
3938 | /* check for multicast cipher suite */ | |
3939 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3940 | err = -EINVAL; | |
57d6e91a | 3941 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3942 | goto exit; |
3943 | } | |
3944 | ||
3945 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3946 | err = -EINVAL; | |
57d6e91a | 3947 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3948 | goto exit; |
3949 | } | |
3950 | offset += TLV_OUI_LEN; | |
3951 | ||
3952 | /* pick up multicast cipher */ | |
3953 | switch (data[offset]) { | |
3954 | case WPA_CIPHER_NONE: | |
3955 | gval = 0; | |
3956 | break; | |
3957 | case WPA_CIPHER_WEP_40: | |
3958 | case WPA_CIPHER_WEP_104: | |
3959 | gval = WEP_ENABLED; | |
3960 | break; | |
3961 | case WPA_CIPHER_TKIP: | |
3962 | gval = TKIP_ENABLED; | |
3963 | break; | |
3964 | case WPA_CIPHER_AES_CCM: | |
3965 | gval = AES_ENABLED; | |
3966 | break; | |
3967 | default: | |
3968 | err = -EINVAL; | |
57d6e91a | 3969 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3970 | goto exit; |
3971 | } | |
3972 | ||
3973 | offset++; | |
3974 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3975 | count = data[offset] + (data[offset + 1] << 8); | |
3976 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3977 | /* Check for unicast suite(s) */ | |
3978 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3979 | err = -EINVAL; | |
57d6e91a | 3980 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3981 | goto exit; |
3982 | } | |
3983 | for (i = 0; i < count; i++) { | |
3984 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3985 | err = -EINVAL; | |
57d6e91a | 3986 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3987 | goto exit; |
3988 | } | |
3989 | offset += TLV_OUI_LEN; | |
3990 | switch (data[offset]) { | |
3991 | case WPA_CIPHER_NONE: | |
3992 | break; | |
3993 | case WPA_CIPHER_WEP_40: | |
3994 | case WPA_CIPHER_WEP_104: | |
3995 | pval |= WEP_ENABLED; | |
3996 | break; | |
3997 | case WPA_CIPHER_TKIP: | |
3998 | pval |= TKIP_ENABLED; | |
3999 | break; | |
4000 | case WPA_CIPHER_AES_CCM: | |
4001 | pval |= AES_ENABLED; | |
4002 | break; | |
4003 | default: | |
57d6e91a | 4004 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
4005 | } |
4006 | offset++; | |
4007 | } | |
4008 | /* walk thru auth management suite list and pick up what we recognize */ | |
4009 | count = data[offset] + (data[offset + 1] << 8); | |
4010 | offset += WPA_IE_SUITE_COUNT_LEN; | |
4011 | /* Check for auth key management suite(s) */ | |
4012 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
4013 | err = -EINVAL; | |
57d6e91a | 4014 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
4015 | goto exit; |
4016 | } | |
4017 | for (i = 0; i < count; i++) { | |
4018 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
4019 | err = -EINVAL; | |
57d6e91a | 4020 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
4021 | goto exit; |
4022 | } | |
4023 | offset += TLV_OUI_LEN; | |
4024 | switch (data[offset]) { | |
4025 | case RSN_AKM_NONE: | |
d96b801f | 4026 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
4027 | wpa_auth |= WPA_AUTH_NONE; |
4028 | break; | |
4029 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 4030 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
4031 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
4032 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
4033 | break; | |
4034 | case RSN_AKM_PSK: | |
d96b801f | 4035 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
4036 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
4037 | (wpa_auth |= WPA_AUTH_PSK); | |
4038 | break; | |
240d61a9 HM |
4039 | case RSN_AKM_SHA256_PSK: |
4040 | brcmf_dbg(TRACE, "RSN_AKM_MFP_PSK\n"); | |
4041 | wpa_auth |= WPA2_AUTH_PSK_SHA256; | |
4042 | break; | |
4043 | case RSN_AKM_SHA256_1X: | |
4044 | brcmf_dbg(TRACE, "RSN_AKM_MFP_1X\n"); | |
4045 | wpa_auth |= WPA2_AUTH_1X_SHA256; | |
4046 | break; | |
1a873342 | 4047 | default: |
57d6e91a | 4048 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
4049 | } |
4050 | offset++; | |
4051 | } | |
4052 | ||
240d61a9 | 4053 | mfp = BRCMF_MFP_NONE; |
1a873342 HM |
4054 | if (is_rsn_ie) { |
4055 | wme_bss_disable = 1; | |
4056 | if ((offset + RSN_CAP_LEN) <= len) { | |
4057 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
4058 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
4059 | wme_bss_disable = 0; | |
240d61a9 HM |
4060 | if (rsn_cap & RSN_CAP_MFPR_MASK) { |
4061 | brcmf_dbg(TRACE, "MFP Required\n"); | |
4062 | mfp = BRCMF_MFP_REQUIRED; | |
4063 | /* Firmware only supports mfp required in | |
4064 | * combination with WPA2_AUTH_PSK_SHA256 or | |
4065 | * WPA2_AUTH_1X_SHA256. | |
4066 | */ | |
4067 | if (!(wpa_auth & (WPA2_AUTH_PSK_SHA256 | | |
4068 | WPA2_AUTH_1X_SHA256))) { | |
4069 | err = -EINVAL; | |
4070 | goto exit; | |
4071 | } | |
4072 | /* Firmware has requirement that WPA2_AUTH_PSK/ | |
4073 | * WPA2_AUTH_UNSPECIFIED be set, if SHA256 OUI | |
4074 | * is to be included in the rsn ie. | |
4075 | */ | |
4076 | if (wpa_auth & WPA2_AUTH_PSK_SHA256) | |
4077 | wpa_auth |= WPA2_AUTH_PSK; | |
4078 | else if (wpa_auth & WPA2_AUTH_1X_SHA256) | |
4079 | wpa_auth |= WPA2_AUTH_UNSPECIFIED; | |
4080 | } else if (rsn_cap & RSN_CAP_MFPC_MASK) { | |
4081 | brcmf_dbg(TRACE, "MFP Capable\n"); | |
4082 | mfp = BRCMF_MFP_CAPABLE; | |
4083 | } | |
1a873342 | 4084 | } |
240d61a9 | 4085 | offset += RSN_CAP_LEN; |
1a873342 | 4086 | /* set wme_bss_disable to sync RSN Capabilities */ |
ac24be6f | 4087 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 4088 | wme_bss_disable); |
1a873342 | 4089 | if (err < 0) { |
57d6e91a | 4090 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
4091 | goto exit; |
4092 | } | |
240d61a9 HM |
4093 | |
4094 | /* Skip PMKID cnt as it is know to be 0 for AP. */ | |
4095 | offset += RSN_PMKID_COUNT_LEN; | |
4096 | ||
4097 | /* See if there is BIP wpa suite left for MFP */ | |
4098 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP) && | |
4099 | ((offset + WPA_IE_MIN_OUI_LEN) <= len)) { | |
4100 | err = brcmf_fil_bsscfg_data_set(ifp, "bip", | |
4101 | &data[offset], | |
4102 | WPA_IE_MIN_OUI_LEN); | |
4103 | if (err < 0) { | |
4104 | brcmf_err("bip error %d\n", err); | |
4105 | goto exit; | |
4106 | } | |
4107 | } | |
1a873342 HM |
4108 | } |
4109 | /* FOR WPS , set SES_OW_ENABLED */ | |
4110 | wsec = (pval | gval | SES_OW_ENABLED); | |
4111 | ||
4112 | /* set auth */ | |
ac24be6f | 4113 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 4114 | if (err < 0) { |
57d6e91a | 4115 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
4116 | goto exit; |
4117 | } | |
4118 | /* set wsec */ | |
ac24be6f | 4119 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 4120 | if (err < 0) { |
57d6e91a | 4121 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
4122 | goto exit; |
4123 | } | |
240d61a9 HM |
4124 | /* Configure MFP, this needs to go after wsec otherwise the wsec command |
4125 | * will overwrite the values set by MFP | |
4126 | */ | |
4127 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) { | |
4128 | err = brcmf_fil_bsscfg_int_set(ifp, "mfp", mfp); | |
4129 | if (err < 0) { | |
4130 | brcmf_err("mfp error %d\n", err); | |
4131 | goto exit; | |
4132 | } | |
4133 | } | |
1a873342 | 4134 | /* set upper-layer auth */ |
ac24be6f | 4135 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 4136 | if (err < 0) { |
57d6e91a | 4137 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
4138 | goto exit; |
4139 | } | |
4140 | ||
4141 | exit: | |
4142 | return err; | |
4143 | } | |
4144 | ||
4145 | static s32 | |
3082b9be | 4146 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
4147 | struct parsed_vndr_ies *vndr_ies) |
4148 | { | |
1a873342 HM |
4149 | struct brcmf_vs_tlv *vndrie; |
4150 | struct brcmf_tlv *ie; | |
4151 | struct parsed_vndr_ie_info *parsed_info; | |
4152 | s32 remaining_len; | |
4153 | ||
4154 | remaining_len = (s32)vndr_ie_len; | |
4155 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
4156 | ||
4157 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
4158 | while (ie) { | |
4159 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
4160 | goto next; | |
4161 | vndrie = (struct brcmf_vs_tlv *)ie; | |
4162 | /* len should be bigger than OUI length + one */ | |
4163 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
4164 | brcmf_err("invalid vndr ie. length is too small %d\n", |
4165 | vndrie->len); | |
1a873342 HM |
4166 | goto next; |
4167 | } | |
4168 | /* if wpa or wme ie, do not add ie */ | |
4169 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
4170 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
4171 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 4172 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
4173 | goto next; |
4174 | } | |
4175 | ||
4176 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
4177 | ||
4178 | /* save vndr ie information */ | |
4179 | parsed_info->ie_ptr = (char *)vndrie; | |
4180 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
4181 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
4182 | ||
4183 | vndr_ies->count++; | |
4184 | ||
d96b801f AS |
4185 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
4186 | parsed_info->vndrie.oui[0], | |
4187 | parsed_info->vndrie.oui[1], | |
4188 | parsed_info->vndrie.oui[2], | |
4189 | parsed_info->vndrie.oui_type); | |
1a873342 | 4190 | |
9f440b7b | 4191 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
4192 | break; |
4193 | next: | |
b41fc3d7 HM |
4194 | remaining_len -= (ie->len + TLV_HDR_LEN); |
4195 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
4196 | ie = NULL; |
4197 | else | |
b41fc3d7 HM |
4198 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
4199 | TLV_HDR_LEN); | |
1a873342 | 4200 | } |
12f32370 | 4201 | return 0; |
1a873342 HM |
4202 | } |
4203 | ||
4204 | static u32 | |
4205 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
4206 | { | |
4207 | ||
1a873342 HM |
4208 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
4209 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
4210 | ||
362126cd | 4211 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 4212 | |
362126cd | 4213 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
4214 | |
4215 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
4216 | ||
4217 | return ie_len + VNDR_IE_HDR_SIZE; | |
4218 | } | |
4219 | ||
1332e26e AS |
4220 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
4221 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 4222 | { |
1332e26e AS |
4223 | struct brcmf_if *ifp; |
4224 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
4225 | s32 err = 0; |
4226 | u8 *iovar_ie_buf; | |
4227 | u8 *curr_ie_buf; | |
4228 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 4229 | int mgmt_ie_buf_len; |
81118d16 | 4230 | u32 *mgmt_ie_len; |
1a873342 HM |
4231 | u32 del_add_ie_buf_len = 0; |
4232 | u32 total_ie_buf_len = 0; | |
4233 | u32 parsed_ie_buf_len = 0; | |
4234 | struct parsed_vndr_ies old_vndr_ies; | |
4235 | struct parsed_vndr_ies new_vndr_ies; | |
4236 | struct parsed_vndr_ie_info *vndrie_info; | |
4237 | s32 i; | |
4238 | u8 *ptr; | |
3e4f319d | 4239 | int remained_buf_len; |
1a873342 | 4240 | |
1332e26e AS |
4241 | if (!vif) |
4242 | return -ENODEV; | |
4243 | ifp = vif->ifp; | |
4244 | saved_ie = &vif->saved_ie; | |
4245 | ||
37a869ec HM |
4246 | brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx, |
4247 | pktflag); | |
1a873342 HM |
4248 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4249 | if (!iovar_ie_buf) | |
4250 | return -ENOMEM; | |
4251 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
4252 | switch (pktflag) { |
4253 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
4254 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
4255 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
4256 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
4257 | break; | |
4258 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
4259 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
4260 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
4261 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
4262 | break; | |
4263 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
4264 | mgmt_ie_buf = saved_ie->beacon_ie; | |
4265 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
4266 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
4267 | break; | |
4268 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
4269 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
4270 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
4271 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
4272 | break; | |
4273 | default: | |
4274 | err = -EPERM; | |
4275 | brcmf_err("not suitable type\n"); | |
4276 | goto exit; | |
1a873342 HM |
4277 | } |
4278 | ||
4279 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
4280 | err = -ENOMEM; | |
57d6e91a | 4281 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
4282 | goto exit; |
4283 | } | |
4284 | ||
4285 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
4286 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
4287 | ptr = curr_ie_buf; | |
4288 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
4289 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4290 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4291 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
4292 | vndrie_info->ie_len); | |
4293 | parsed_ie_buf_len += vndrie_info->ie_len; | |
4294 | } | |
4295 | } | |
4296 | ||
b41fc3d7 | 4297 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
4298 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
4299 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
4300 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 4301 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
4302 | goto exit; |
4303 | } | |
4304 | ||
4305 | /* parse old vndr_ie */ | |
4306 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
4307 | ||
4308 | /* make a command to delete old ie */ | |
4309 | for (i = 0; i < old_vndr_ies.count; i++) { | |
4310 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
4311 | ||
d96b801f AS |
4312 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
4313 | vndrie_info->vndrie.id, | |
4314 | vndrie_info->vndrie.len, | |
4315 | vndrie_info->vndrie.oui[0], | |
4316 | vndrie_info->vndrie.oui[1], | |
4317 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4318 | |
4319 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4320 | vndrie_info->ie_ptr, | |
4321 | vndrie_info->ie_len, | |
4322 | "del"); | |
4323 | curr_ie_buf += del_add_ie_buf_len; | |
4324 | total_ie_buf_len += del_add_ie_buf_len; | |
4325 | } | |
4326 | } | |
4327 | ||
4328 | *mgmt_ie_len = 0; | |
4329 | /* Add if there is any extra IE */ | |
4330 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
4331 | ptr = mgmt_ie_buf; | |
4332 | ||
4333 | remained_buf_len = mgmt_ie_buf_len; | |
4334 | ||
4335 | /* make a command to add new ie */ | |
4336 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4337 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4338 | ||
b41fc3d7 HM |
4339 | /* verify remained buf size before copy data */ |
4340 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
4341 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
4342 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
4343 | remained_buf_len); | |
b41fc3d7 HM |
4344 | break; |
4345 | } | |
4346 | remained_buf_len -= (vndrie_info->ie_len + | |
4347 | VNDR_IE_VSIE_OFFSET); | |
4348 | ||
d96b801f AS |
4349 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
4350 | vndrie_info->vndrie.id, | |
4351 | vndrie_info->vndrie.len, | |
4352 | vndrie_info->vndrie.oui[0], | |
4353 | vndrie_info->vndrie.oui[1], | |
4354 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4355 | |
4356 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4357 | vndrie_info->ie_ptr, | |
4358 | vndrie_info->ie_len, | |
4359 | "add"); | |
1a873342 HM |
4360 | |
4361 | /* save the parsed IE in wl struct */ | |
4362 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
4363 | vndrie_info->ie_len); | |
4364 | *mgmt_ie_len += vndrie_info->ie_len; | |
4365 | ||
4366 | curr_ie_buf += del_add_ie_buf_len; | |
4367 | total_ie_buf_len += del_add_ie_buf_len; | |
4368 | } | |
4369 | } | |
4370 | if (total_ie_buf_len) { | |
c1179033 | 4371 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 4372 | total_ie_buf_len); |
1a873342 | 4373 | if (err) |
57d6e91a | 4374 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
4375 | } |
4376 | ||
4377 | exit: | |
4378 | kfree(iovar_ie_buf); | |
4379 | return err; | |
4380 | } | |
4381 | ||
5f4f9f11 AS |
4382 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
4383 | { | |
4384 | s32 pktflags[] = { | |
4385 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
4386 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4387 | BRCMF_VNDR_IE_BEACON_FLAG | |
4388 | }; | |
4389 | int i; | |
4390 | ||
4391 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
4392 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
4393 | ||
4394 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
4395 | return 0; | |
4396 | } | |
4397 | ||
a0f07959 HM |
4398 | static s32 |
4399 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
4400 | struct cfg80211_beacon_data *beacon) | |
4401 | { | |
4402 | s32 err; | |
4403 | ||
4404 | /* Set Beacon IEs to FW */ | |
4405 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
4406 | beacon->tail, beacon->tail_len); | |
4407 | if (err) { | |
4408 | brcmf_err("Set Beacon IE Failed\n"); | |
4409 | return err; | |
4410 | } | |
4411 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
4412 | ||
4413 | /* Set Probe Response IEs to FW */ | |
4414 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4415 | beacon->proberesp_ies, | |
4416 | beacon->proberesp_ies_len); | |
4417 | if (err) | |
4418 | brcmf_err("Set Probe Resp IE Failed\n"); | |
4419 | else | |
4420 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
4421 | ||
4422 | return err; | |
4423 | } | |
4424 | ||
1a873342 HM |
4425 | static s32 |
4426 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
4427 | struct cfg80211_ap_settings *settings) | |
4428 | { | |
4429 | s32 ie_offset; | |
1c9d30cf | 4430 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 4431 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 4432 | const struct brcmf_tlv *ssid_ie; |
98027769 | 4433 | const struct brcmf_tlv *country_ie; |
1a873342 | 4434 | struct brcmf_ssid_le ssid_le; |
1a873342 | 4435 | s32 err = -EPERM; |
4b5800fe JB |
4436 | const struct brcmf_tlv *rsn_ie; |
4437 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4438 | struct brcmf_join_params join_params; |
a0f07959 HM |
4439 | enum nl80211_iftype dev_role; |
4440 | struct brcmf_fil_bss_enable_le bss_enable; | |
06c01585 | 4441 | u16 chanspec; |
a44aa400 | 4442 | bool mbss; |
98027769 | 4443 | int is_11d; |
1a873342 | 4444 | |
06c01585 AS |
4445 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4446 | settings->chandef.chan->hw_value, | |
4447 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4448 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4449 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4450 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4451 | settings->inactivity_timeout); | |
426d0a56 | 4452 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4453 | mbss = ifp->vif->mbss; |
1a873342 | 4454 | |
98027769 AS |
4455 | /* store current 11d setting */ |
4456 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4457 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4458 | settings->beacon.tail_len, | |
4459 | WLAN_EID_COUNTRY); | |
4460 | is_11d = country_ie ? 1 : 0; | |
4461 | ||
1a873342 HM |
4462 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4463 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4464 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4465 | ssid_ie = brcmf_parse_tlvs( | |
4466 | (u8 *)&settings->beacon.head[ie_offset], | |
4467 | settings->beacon.head_len - ie_offset, | |
4468 | WLAN_EID_SSID); | |
4469 | if (!ssid_ie) | |
4470 | return -EINVAL; | |
4471 | ||
4472 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4473 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4474 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4475 | } else { |
4476 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4477 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4478 | } | |
4479 | ||
a44aa400 HM |
4480 | if (!mbss) { |
4481 | brcmf_set_mpc(ifp, 0); | |
52f22fb2 | 4482 | brcmf_configure_arp_nd_offload(ifp, false); |
a44aa400 | 4483 | } |
1a873342 HM |
4484 | |
4485 | /* find the RSN_IE */ | |
4486 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4487 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4488 | ||
4489 | /* find the WPA_IE */ | |
4490 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4491 | settings->beacon.tail_len); | |
4492 | ||
1a873342 | 4493 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4494 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4495 | if (wpa_ie != NULL) { |
4496 | /* WPA IE */ | |
a44aa400 | 4497 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4498 | if (err < 0) |
4499 | goto exit; | |
1a873342 | 4500 | } else { |
a44aa400 HM |
4501 | struct brcmf_vs_tlv *tmp_ie; |
4502 | ||
4503 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4504 | ||
1a873342 | 4505 | /* RSN IE */ |
a44aa400 | 4506 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4507 | if (err < 0) |
4508 | goto exit; | |
1a873342 | 4509 | } |
1a873342 | 4510 | } else { |
d96b801f | 4511 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4512 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4513 | } |
1a873342 | 4514 | |
a0f07959 | 4515 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4516 | |
a44aa400 HM |
4517 | if (!mbss) { |
4518 | chanspec = chandef_to_chanspec(&cfg->d11inf, | |
4519 | &settings->chandef); | |
4520 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
1a873342 | 4521 | if (err < 0) { |
a44aa400 HM |
4522 | brcmf_err("Set Channel failed: chspec=%d, %d\n", |
4523 | chanspec, err); | |
1a873342 HM |
4524 | goto exit; |
4525 | } | |
a44aa400 | 4526 | |
98027769 AS |
4527 | if (is_11d != ifp->vif->is_11d) { |
4528 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4529 | is_11d); | |
4530 | if (err < 0) { | |
4531 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4532 | goto exit; | |
4533 | } | |
4534 | } | |
a44aa400 HM |
4535 | if (settings->beacon_interval) { |
4536 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4537 | settings->beacon_interval); | |
4538 | if (err < 0) { | |
4539 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4540 | err); | |
4541 | goto exit; | |
4542 | } | |
4543 | } | |
4544 | if (settings->dtim_period) { | |
4545 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4546 | settings->dtim_period); | |
4547 | if (err < 0) { | |
4548 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4549 | goto exit; | |
4550 | } | |
1a873342 | 4551 | } |
a0f07959 | 4552 | |
8abffd81 HM |
4553 | if ((dev_role == NL80211_IFTYPE_AP) && |
4554 | ((ifp->ifidx == 0) || | |
4555 | !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) { | |
a44aa400 HM |
4556 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
4557 | if (err < 0) { | |
4558 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4559 | goto exit; | |
4560 | } | |
4561 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4562 | } | |
4563 | ||
4564 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4565 | if (err < 0) { |
a44aa400 | 4566 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4567 | goto exit; |
4568 | } | |
98027769 AS |
4569 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4570 | /* Multiple-BSS should use same 11d configuration */ | |
4571 | err = -EINVAL; | |
4572 | goto exit; | |
1a873342 | 4573 | } |
a0f07959 | 4574 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4575 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4576 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4577 | ||
a0f07959 HM |
4578 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4579 | if (err < 0) { | |
4580 | brcmf_err("setting AP mode failed %d\n", err); | |
4581 | goto exit; | |
4582 | } | |
4583 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4584 | if (err < 0) { | |
4585 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4586 | goto exit; | |
4587 | } | |
118eb304 HM |
4588 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4589 | * them if they were set. | |
4590 | */ | |
4591 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4592 | |
4593 | memset(&join_params, 0, sizeof(join_params)); | |
4594 | /* join parameters starts with ssid */ | |
4595 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4596 | /* create softap */ | |
4597 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4598 | &join_params, sizeof(join_params)); | |
4599 | if (err < 0) { | |
4600 | brcmf_err("SET SSID error (%d)\n", err); | |
4601 | goto exit; | |
4602 | } | |
4603 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
4604 | } else { | |
4605 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, | |
4606 | sizeof(ssid_le)); | |
4607 | if (err < 0) { | |
4608 | brcmf_err("setting ssid failed %d\n", err); | |
4609 | goto exit; | |
4610 | } | |
37a869ec | 4611 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
a0f07959 HM |
4612 | bss_enable.enable = cpu_to_le32(1); |
4613 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4614 | sizeof(bss_enable)); | |
4615 | if (err < 0) { | |
4616 | brcmf_err("bss_enable config failed %d\n", err); | |
4617 | goto exit; | |
4618 | } | |
4619 | ||
4620 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
4621 | } | |
c1179033 | 4622 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4623 | brcmf_net_setcarrier(ifp, true); |
1a873342 HM |
4624 | |
4625 | exit: | |
a44aa400 | 4626 | if ((err) && (!mbss)) { |
f96aa07e | 4627 | brcmf_set_mpc(ifp, 1); |
52f22fb2 | 4628 | brcmf_configure_arp_nd_offload(ifp, true); |
b3657453 | 4629 | } |
1a873342 HM |
4630 | return err; |
4631 | } | |
4632 | ||
4633 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4634 | { | |
c1179033 | 4635 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4636 | s32 err; |
426d0a56 | 4637 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4638 | struct brcmf_join_params join_params; |
1a873342 | 4639 | |
d96b801f | 4640 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4641 | |
426d0a56 | 4642 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4643 | /* Due to most likely deauths outstanding we sleep */ |
4644 | /* first to make sure they get processed by fw. */ | |
4645 | msleep(400); | |
5c33a942 | 4646 | |
a44aa400 HM |
4647 | if (ifp->vif->mbss) { |
4648 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4649 | return err; | |
4650 | } | |
4651 | ||
5c33a942 HM |
4652 | memset(&join_params, 0, sizeof(join_params)); |
4653 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4654 | &join_params, sizeof(join_params)); | |
4655 | if (err < 0) | |
4656 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4657 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4658 | if (err < 0) |
a44aa400 | 4659 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4660 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4661 | if (err < 0) | |
4662 | brcmf_err("setting AP mode failed %d\n", err); | |
4663 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4664 | if (err < 0) | |
4665 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4666 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4667 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4668 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4669 | ifp->vif->is_11d); | |
4670 | if (err < 0) | |
4671 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4672 | err); | |
a44aa400 HM |
4673 | /* Bring device back up so it can be used again */ |
4674 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4675 | if (err < 0) | |
4676 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 | 4677 | } else { |
37a869ec | 4678 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
426d0a56 HM |
4679 | bss_enable.enable = cpu_to_le32(0); |
4680 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4681 | sizeof(bss_enable)); | |
4682 | if (err < 0) | |
4683 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4684 | } |
f96aa07e | 4685 | brcmf_set_mpc(ifp, 1); |
52f22fb2 | 4686 | brcmf_configure_arp_nd_offload(ifp, true); |
426d0a56 | 4687 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4688 | brcmf_net_setcarrier(ifp, false); |
426d0a56 | 4689 | |
1a873342 HM |
4690 | return err; |
4691 | } | |
4692 | ||
a0f07959 HM |
4693 | static s32 |
4694 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4695 | struct cfg80211_beacon_data *info) | |
4696 | { | |
a0f07959 HM |
4697 | struct brcmf_if *ifp = netdev_priv(ndev); |
4698 | s32 err; | |
4699 | ||
4700 | brcmf_dbg(TRACE, "Enter\n"); | |
4701 | ||
a0f07959 HM |
4702 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4703 | ||
4704 | return err; | |
4705 | } | |
4706 | ||
1a873342 HM |
4707 | static int |
4708 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4709 | struct station_del_parameters *params) |
1a873342 | 4710 | { |
a0f07959 | 4711 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4712 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4713 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4714 | s32 err; |
4715 | ||
89c771e5 | 4716 | if (!params->mac) |
1a873342 HM |
4717 | return -EFAULT; |
4718 | ||
89c771e5 | 4719 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4720 | |
a0f07959 HM |
4721 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4722 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4723 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4724 | return -EIO; |
4725 | ||
89c771e5 | 4726 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4727 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4728 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4729 | &scbval, sizeof(scbval)); |
1a873342 | 4730 | if (err) |
57d6e91a | 4731 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4732 | |
d96b801f | 4733 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4734 | return err; |
4735 | } | |
4736 | ||
6b89dcb3 HM |
4737 | static int |
4738 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4739 | const u8 *mac, struct station_parameters *params) | |
4740 | { | |
4741 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4742 | s32 err; | |
4743 | ||
4744 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4745 | params->sta_flags_mask, params->sta_flags_set); | |
4746 | ||
4747 | /* Ignore all 00 MAC */ | |
4748 | if (is_zero_ether_addr(mac)) | |
4749 | return 0; | |
4750 | ||
4751 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4752 | return 0; | |
4753 | ||
4754 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4755 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4756 | (void *)mac, ETH_ALEN); | |
4757 | else | |
4758 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4759 | (void *)mac, ETH_ALEN); | |
4760 | if (err < 0) | |
4761 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4762 | ||
4763 | return err; | |
4764 | } | |
0de8aace HM |
4765 | |
4766 | static void | |
4767 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4768 | struct wireless_dev *wdev, | |
4769 | u16 frame_type, bool reg) | |
4770 | { | |
7fa2e352 | 4771 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4772 | u16 mgmt_type; |
4773 | ||
4774 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4775 | ||
4776 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4777 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4778 | if (reg) |
4779 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4780 | else | |
318a64ce | 4781 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4782 | } |
4783 | ||
4784 | ||
4785 | static int | |
4786 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4787 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4788 | { |
4789 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4790 | struct ieee80211_channel *chan = params->chan; |
4791 | const u8 *buf = params->buf; | |
4792 | size_t len = params->len; | |
0de8aace HM |
4793 | const struct ieee80211_mgmt *mgmt; |
4794 | struct brcmf_cfg80211_vif *vif; | |
4795 | s32 err = 0; | |
4796 | s32 ie_offset; | |
4797 | s32 ie_len; | |
18e2f61d HM |
4798 | struct brcmf_fil_action_frame_le *action_frame; |
4799 | struct brcmf_fil_af_params_le *af_params; | |
4800 | bool ack; | |
4801 | s32 chan_nr; | |
c2ff8cad | 4802 | u32 freq; |
0de8aace HM |
4803 | |
4804 | brcmf_dbg(TRACE, "Enter\n"); | |
4805 | ||
4806 | *cookie = 0; | |
4807 | ||
4808 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4809 | ||
a0f07959 HM |
4810 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4811 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4812 | return -EPERM; | |
4813 | } | |
0de8aace | 4814 | |
c2ff8cad AQ |
4815 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4816 | ||
a0f07959 HM |
4817 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4818 | /* Right now the only reason to get a probe response */ | |
4819 | /* is for p2p listen response or for p2p GO from */ | |
4820 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4821 | /* on primary ndev, while dongle wants it on the p2p */ | |
4822 | /* vif. Since this is only reason for a probe */ | |
4823 | /* response to be sent, the vif is taken from cfg. */ | |
4824 | /* If ever desired to send proberesp for non p2p */ | |
4825 | /* response then data should be checked for */ | |
4826 | /* "DIRECT-". Note in future supplicant will take */ | |
4827 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4828 | /* is not needed anymore. */ | |
4829 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4830 | DOT11_BCN_PRB_FIXED_LEN; | |
4831 | ie_len = len - ie_offset; | |
a0f07959 | 4832 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4833 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4834 | err = brcmf_vif_set_mgmt_ie(vif, |
4835 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4836 | &buf[ie_offset], | |
4837 | ie_len); | |
4838 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4839 | GFP_KERNEL); | |
18e2f61d HM |
4840 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4841 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4842 | if (af_params == NULL) { | |
4843 | brcmf_err("unable to allocate frame\n"); | |
4844 | err = -ENOMEM; | |
4845 | goto exit; | |
4846 | } | |
4847 | action_frame = &af_params->action_frame; | |
4848 | /* Add the packet Id */ | |
4849 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4850 | /* Add BSSID */ | |
4851 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4852 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4853 | /* Add the length exepted for 802.11 header */ | |
4854 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4855 | /* Add the channel. Use the one specified as parameter if any or |
4856 | * the current one (got from the firmware) otherwise | |
4857 | */ | |
4858 | if (chan) | |
4859 | freq = chan->center_freq; | |
4860 | else | |
4861 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4862 | &freq); | |
4863 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4864 | af_params->channel = cpu_to_le32(chan_nr); |
4865 | ||
4866 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4867 | le16_to_cpu(action_frame->len)); | |
4868 | ||
4869 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4870 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4871 | |
7fa2e352 | 4872 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4873 | af_params); |
4874 | ||
4875 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4876 | GFP_KERNEL); | |
4877 | kfree(af_params); | |
a0f07959 HM |
4878 | } else { |
4879 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4880 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4881 | } |
a0f07959 | 4882 | |
18e2f61d | 4883 | exit: |
0de8aace HM |
4884 | return err; |
4885 | } | |
4886 | ||
4887 | ||
4888 | static int | |
4889 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4890 | struct wireless_dev *wdev, | |
4891 | u64 cookie) | |
4892 | { | |
4893 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4894 | struct brcmf_cfg80211_vif *vif; | |
4895 | int err = 0; | |
4896 | ||
4897 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4898 | ||
4899 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4900 | if (vif == NULL) { | |
4901 | brcmf_err("No p2p device available for probe response\n"); | |
4902 | err = -ENODEV; | |
4903 | goto exit; | |
4904 | } | |
4905 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4906 | exit: | |
4907 | return err; | |
4908 | } | |
4909 | ||
61730d4d PH |
4910 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
4911 | struct wireless_dev *wdev, | |
4912 | enum nl80211_crit_proto_id proto, | |
4913 | u16 duration) | |
4914 | { | |
4915 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4916 | struct brcmf_cfg80211_vif *vif; | |
4917 | ||
4918 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4919 | ||
4920 | /* only DHCP support for now */ | |
4921 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
4922 | return -EINVAL; | |
4923 | ||
4924 | /* suppress and abort scanning */ | |
4925 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4926 | brcmf_abort_scanning(cfg); | |
4927 | ||
4928 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
4929 | } | |
4930 | ||
4931 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
4932 | struct wireless_dev *wdev) | |
4933 | { | |
4934 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4935 | struct brcmf_cfg80211_vif *vif; | |
4936 | ||
4937 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
4938 | ||
4939 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
4940 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
4941 | } | |
4942 | ||
70b7d94b HM |
4943 | static s32 |
4944 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
4945 | const struct brcmf_event_msg *e, void *data) | |
4946 | { | |
4947 | switch (e->reason) { | |
4948 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
4949 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
4950 | break; | |
4951 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
4952 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
4953 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4954 | break; | |
4955 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
4956 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
4957 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
4958 | break; | |
4959 | } | |
4960 | ||
4961 | return 0; | |
4962 | } | |
4963 | ||
89c2f382 AS |
4964 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
4965 | { | |
4966 | int ret; | |
4967 | ||
4968 | switch (oper) { | |
4969 | case NL80211_TDLS_DISCOVERY_REQ: | |
4970 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
4971 | break; | |
4972 | case NL80211_TDLS_SETUP: | |
4973 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
4974 | break; | |
4975 | case NL80211_TDLS_TEARDOWN: | |
4976 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
4977 | break; | |
4978 | default: | |
4979 | brcmf_err("unsupported operation: %d\n", oper); | |
4980 | ret = -EOPNOTSUPP; | |
4981 | } | |
4982 | return ret; | |
4983 | } | |
4984 | ||
4985 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 4986 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
4987 | enum nl80211_tdls_operation oper) |
4988 | { | |
4989 | struct brcmf_if *ifp; | |
4990 | struct brcmf_tdls_iovar_le info; | |
4991 | int ret = 0; | |
4992 | ||
4993 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
4994 | if (ret < 0) | |
4995 | return ret; | |
4996 | ||
4997 | ifp = netdev_priv(ndev); | |
4998 | memset(&info, 0, sizeof(info)); | |
4999 | info.mode = (u8)ret; | |
5000 | if (peer) | |
5001 | memcpy(info.ea, peer, ETH_ALEN); | |
5002 | ||
5003 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
5004 | &info, sizeof(info)); | |
5005 | if (ret < 0) | |
5006 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
5007 | ||
5008 | return ret; | |
5009 | } | |
5010 | ||
5c22fb85 HM |
5011 | #ifdef CONFIG_PM |
5012 | static int | |
5013 | brcmf_cfg80211_set_rekey_data(struct wiphy *wiphy, struct net_device *ndev, | |
5014 | struct cfg80211_gtk_rekey_data *gtk) | |
5015 | { | |
5016 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5017 | struct brcmf_gtk_keyinfo_le gtk_le; | |
5018 | int ret; | |
5019 | ||
5020 | brcmf_dbg(TRACE, "Enter, bssidx=%d\n", ifp->bsscfgidx); | |
5021 | ||
5022 | memcpy(gtk_le.kck, gtk->kck, sizeof(gtk_le.kck)); | |
5023 | memcpy(gtk_le.kek, gtk->kek, sizeof(gtk_le.kek)); | |
5024 | memcpy(gtk_le.replay_counter, gtk->replay_ctr, | |
5025 | sizeof(gtk_le.replay_counter)); | |
5026 | ||
5027 | ret = brcmf_fil_iovar_data_set(ifp, "gtk_key_info", >k_le, | |
5028 | sizeof(gtk_le)); | |
5029 | if (ret < 0) | |
5030 | brcmf_err("gtk_key_info iovar failed: ret=%d\n", ret); | |
5031 | ||
5032 | return ret; | |
5033 | } | |
5034 | #endif | |
5035 | ||
5036 | static struct cfg80211_ops brcmf_cfg80211_ops = { | |
9f440b7b AS |
5037 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
5038 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
5039 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
5040 | .scan = brcmf_cfg80211_scan, | |
5041 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
5042 | .join_ibss = brcmf_cfg80211_join_ibss, | |
5043 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
5044 | .get_station = brcmf_cfg80211_get_station, | |
bf2a7e04 | 5045 | .dump_station = brcmf_cfg80211_dump_station, |
5b435de0 AS |
5046 | .set_tx_power = brcmf_cfg80211_set_tx_power, |
5047 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
5048 | .add_key = brcmf_cfg80211_add_key, | |
5049 | .del_key = brcmf_cfg80211_del_key, | |
5050 | .get_key = brcmf_cfg80211_get_key, | |
5051 | .set_default_key = brcmf_cfg80211_config_default_key, | |
5052 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
5053 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
5054 | .connect = brcmf_cfg80211_connect, |
5055 | .disconnect = brcmf_cfg80211_disconnect, | |
5056 | .suspend = brcmf_cfg80211_suspend, | |
5057 | .resume = brcmf_cfg80211_resume, | |
5058 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
5059 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 5060 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
5061 | .start_ap = brcmf_cfg80211_start_ap, |
5062 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 5063 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 5064 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 5065 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
5066 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
5067 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
5068 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
5069 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
5070 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
5071 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
27f10e38 AS |
5072 | .start_p2p_device = brcmf_p2p_start_device, |
5073 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
5074 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
5075 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 5076 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
5077 | }; |
5078 | ||
3eacf866 | 5079 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
5080 | enum nl80211_iftype type, |
5081 | bool pm_block) | |
3eacf866 | 5082 | { |
a44aa400 | 5083 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 5084 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 5085 | bool mbss; |
5b435de0 | 5086 | |
33a6b157 | 5087 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 5088 | sizeof(*vif)); |
3eacf866 AS |
5089 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
5090 | if (!vif) | |
5091 | return ERR_PTR(-ENOMEM); | |
5092 | ||
5093 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 5094 | vif->wdev.iftype = type; |
5b435de0 | 5095 | |
3eacf866 | 5096 | vif->pm_block = pm_block; |
3eacf866 | 5097 | |
6ac4f4ed AS |
5098 | brcmf_init_prof(&vif->profile); |
5099 | ||
a44aa400 HM |
5100 | if (type == NL80211_IFTYPE_AP) { |
5101 | mbss = false; | |
5102 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
5103 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
5104 | mbss = true; | |
5105 | break; | |
5106 | } | |
5107 | } | |
5108 | vif->mbss = mbss; | |
5109 | } | |
5110 | ||
3eacf866 | 5111 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 5112 | return vif; |
5b435de0 AS |
5113 | } |
5114 | ||
427dec5f | 5115 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 5116 | { |
3eacf866 | 5117 | list_del(&vif->list); |
3eacf866 | 5118 | kfree(vif); |
5b435de0 AS |
5119 | } |
5120 | ||
9df4d542 AS |
5121 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
5122 | { | |
5123 | struct brcmf_cfg80211_vif *vif; | |
5124 | struct brcmf_if *ifp; | |
5125 | ||
5126 | ifp = netdev_priv(ndev); | |
5127 | vif = ifp->vif; | |
5128 | ||
95ef1239 AS |
5129 | if (vif) |
5130 | brcmf_free_vif(vif); | |
9df4d542 AS |
5131 | free_netdev(ndev); |
5132 | } | |
5133 | ||
903e0eee | 5134 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 5135 | { |
5c36b99a AS |
5136 | u32 event = e->event_code; |
5137 | u32 status = e->status; | |
5b435de0 AS |
5138 | |
5139 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 5140 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
5141 | return true; |
5142 | } | |
5143 | ||
5144 | return false; | |
5145 | } | |
5146 | ||
903e0eee | 5147 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 5148 | { |
5c36b99a AS |
5149 | u32 event = e->event_code; |
5150 | u16 flags = e->flags; | |
5b435de0 | 5151 | |
68ca395f HM |
5152 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
5153 | (event == BRCMF_E_DISASSOC_IND) || | |
5154 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 5155 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
5156 | return true; |
5157 | } | |
5158 | return false; | |
5159 | } | |
5160 | ||
27a68fe3 | 5161 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5162 | const struct brcmf_event_msg *e) |
5163 | { | |
5c36b99a AS |
5164 | u32 event = e->event_code; |
5165 | u32 status = e->status; | |
5b435de0 AS |
5166 | |
5167 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
5168 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
5169 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
5170 | return true; |
5171 | } | |
5172 | ||
5173 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 5174 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
5175 | return true; |
5176 | } | |
5177 | ||
5178 | return false; | |
5179 | } | |
5180 | ||
27a68fe3 | 5181 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5182 | { |
27a68fe3 | 5183 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5184 | |
5185 | kfree(conn_info->req_ie); | |
5186 | conn_info->req_ie = NULL; | |
5187 | conn_info->req_ie_len = 0; | |
5188 | kfree(conn_info->resp_ie); | |
5189 | conn_info->resp_ie = NULL; | |
5190 | conn_info->resp_ie_len = 0; | |
5191 | } | |
5192 | ||
89286dc9 HM |
5193 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
5194 | struct brcmf_if *ifp) | |
5b435de0 | 5195 | { |
c4e382d2 | 5196 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 5197 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5198 | u32 req_len; |
5199 | u32 resp_len; | |
5200 | s32 err = 0; | |
5201 | ||
27a68fe3 | 5202 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 5203 | |
ac24be6f AS |
5204 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
5205 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 5206 | if (err) { |
57d6e91a | 5207 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
5208 | return err; |
5209 | } | |
c4e382d2 | 5210 | assoc_info = |
27a68fe3 | 5211 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
5212 | req_len = le32_to_cpu(assoc_info->req_len); |
5213 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 5214 | if (req_len) { |
ac24be6f | 5215 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
5216 | cfg->extra_buf, |
5217 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5218 | if (err) { |
57d6e91a | 5219 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
5220 | return err; |
5221 | } | |
5222 | conn_info->req_ie_len = req_len; | |
5223 | conn_info->req_ie = | |
27a68fe3 | 5224 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
5225 | GFP_KERNEL); |
5226 | } else { | |
5227 | conn_info->req_ie_len = 0; | |
5228 | conn_info->req_ie = NULL; | |
5229 | } | |
5230 | if (resp_len) { | |
ac24be6f | 5231 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
5232 | cfg->extra_buf, |
5233 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5234 | if (err) { |
57d6e91a | 5235 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
5236 | return err; |
5237 | } | |
5238 | conn_info->resp_ie_len = resp_len; | |
5239 | conn_info->resp_ie = | |
27a68fe3 | 5240 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
5241 | GFP_KERNEL); |
5242 | } else { | |
5243 | conn_info->resp_ie_len = 0; | |
5244 | conn_info->resp_ie = NULL; | |
5245 | } | |
16886735 AS |
5246 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
5247 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
5248 | |
5249 | return err; | |
5250 | } | |
5251 | ||
5252 | static s32 | |
27a68fe3 | 5253 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5254 | struct net_device *ndev, |
5255 | const struct brcmf_event_msg *e) | |
5256 | { | |
c1179033 AS |
5257 | struct brcmf_if *ifp = netdev_priv(ndev); |
5258 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
5259 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5260 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 5261 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 5262 | struct ieee80211_supported_band *band; |
a180b83b | 5263 | struct brcmf_bss_info_le *bi; |
83cf17aa | 5264 | struct brcmu_chan ch; |
5b435de0 AS |
5265 | u32 freq; |
5266 | s32 err = 0; | |
a180b83b | 5267 | u8 *buf; |
5b435de0 | 5268 | |
d96b801f | 5269 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5270 | |
89286dc9 | 5271 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5272 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 5273 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 5274 | |
a180b83b FL |
5275 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
5276 | if (buf == NULL) { | |
5277 | err = -ENOMEM; | |
5278 | goto done; | |
5279 | } | |
5280 | ||
5281 | /* data sent to dongle has to be little endian */ | |
5282 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 5283 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 5284 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
5285 | |
5286 | if (err) | |
5287 | goto done; | |
5b435de0 | 5288 | |
a180b83b | 5289 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
5290 | ch.chspec = le16_to_cpu(bi->chanspec); |
5291 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 5292 | |
83cf17aa | 5293 | if (ch.band == BRCMU_CHAN_BAND_2G) |
57fbcce3 | 5294 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 5295 | else |
57fbcce3 | 5296 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 | 5297 | |
4712d88a | 5298 | freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band); |
5b435de0 AS |
5299 | notify_channel = ieee80211_get_channel(wiphy, freq); |
5300 | ||
a180b83b FL |
5301 | done: |
5302 | kfree(buf); | |
06bb123e | 5303 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
5304 | conn_info->req_ie, conn_info->req_ie_len, |
5305 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 5306 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 5307 | |
c1179033 | 5308 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 5309 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
5310 | return err; |
5311 | } | |
5312 | ||
5313 | static s32 | |
27a68fe3 | 5314 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5315 | struct net_device *ndev, const struct brcmf_event_msg *e, |
5316 | bool completed) | |
5317 | { | |
c1179033 AS |
5318 | struct brcmf_if *ifp = netdev_priv(ndev); |
5319 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 5320 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 5321 | |
d96b801f | 5322 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5323 | |
c1179033 AS |
5324 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5325 | &ifp->vif->sme_state)) { | |
5b435de0 | 5326 | if (completed) { |
89286dc9 | 5327 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5328 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
5329 | brcmf_update_bss_info(cfg, ifp); |
5330 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5331 | &ifp->vif->sme_state); | |
5b435de0 AS |
5332 | } |
5333 | cfg80211_connect_result(ndev, | |
06bb123e | 5334 | (u8 *)profile->bssid, |
5b435de0 AS |
5335 | conn_info->req_ie, |
5336 | conn_info->req_ie_len, | |
5337 | conn_info->resp_ie, | |
5338 | conn_info->resp_ie_len, | |
5339 | completed ? WLAN_STATUS_SUCCESS : | |
5340 | WLAN_STATUS_AUTH_TIMEOUT, | |
5341 | GFP_KERNEL); | |
16886735 AS |
5342 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
5343 | completed ? "succeeded" : "failed"); | |
5b435de0 | 5344 | } |
d96b801f | 5345 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 5346 | return 0; |
5b435de0 AS |
5347 | } |
5348 | ||
5349 | static s32 | |
27a68fe3 | 5350 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
5351 | struct net_device *ndev, |
5352 | const struct brcmf_event_msg *e, void *data) | |
5353 | { | |
a44aa400 | 5354 | struct brcmf_if *ifp = netdev_priv(ndev); |
7ee29602 | 5355 | static int generation; |
5c36b99a AS |
5356 | u32 event = e->event_code; |
5357 | u32 reason = e->reason; | |
1a873342 HM |
5358 | struct station_info sinfo; |
5359 | ||
16886735 | 5360 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
5361 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
5362 | ndev != cfg_to_ndev(cfg)) { | |
5363 | brcmf_dbg(CONN, "AP mode link down\n"); | |
5364 | complete(&cfg->vif_disabled); | |
a44aa400 | 5365 | if (ifp->vif->mbss) |
ee6e3a34 | 5366 | brcmf_remove_interface(ifp); |
5f4f9f11 AS |
5367 | return 0; |
5368 | } | |
1a873342 | 5369 | |
1a873342 | 5370 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
5371 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
5372 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 5373 | if (!data) { |
57d6e91a | 5374 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
5375 | return -EINVAL; |
5376 | } | |
5377 | sinfo.assoc_req_ies = data; | |
7ee29602 | 5378 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
5379 | generation++; |
5380 | sinfo.generation = generation; | |
7ee29602 | 5381 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
5382 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
5383 | (event == BRCMF_E_DEAUTH_IND) || | |
5384 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 5385 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 5386 | } |
7ee29602 | 5387 | return 0; |
1a873342 HM |
5388 | } |
5389 | ||
5b435de0 | 5390 | static s32 |
1993732e | 5391 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
5392 | const struct brcmf_event_msg *e, void *data) |
5393 | { | |
1993732e AS |
5394 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5395 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 5396 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 5397 | struct ieee80211_channel *chan; |
5b435de0 AS |
5398 | s32 err = 0; |
5399 | ||
8851cce0 HM |
5400 | if ((e->event_code == BRCMF_E_DEAUTH) || |
5401 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
5402 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
5403 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
5404 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5405 | } | |
5406 | ||
967fe2c8 | 5407 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 5408 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 5409 | } else if (brcmf_is_linkup(e)) { |
16886735 | 5410 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 5411 | if (brcmf_is_ibssmode(ifp->vif)) { |
b0a79088 | 5412 | brcmf_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 5413 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 5414 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
fe94f3a4 | 5415 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
5416 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5417 | &ifp->vif->sme_state); | |
5418 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5419 | &ifp->vif->sme_state); | |
5b435de0 | 5420 | } else |
27a68fe3 | 5421 | brcmf_bss_connect_done(cfg, ndev, e, true); |
92121e69 | 5422 | brcmf_net_setcarrier(ifp, true); |
903e0eee | 5423 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 5424 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 5425 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 5426 | brcmf_bss_connect_done(cfg, ndev, e, false); |
42e0ed0d HM |
5427 | brcmf_link_down(ifp->vif, |
5428 | brcmf_map_fw_linkdown_reason(e)); | |
5429 | brcmf_init_prof(ndev_to_prof(ndev)); | |
5430 | if (ndev != cfg_to_ndev(cfg)) | |
5431 | complete(&cfg->vif_disabled); | |
5432 | brcmf_net_setcarrier(ifp, false); | |
5b435de0 | 5433 | } |
27a68fe3 | 5434 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 5435 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
5436 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5437 | &ifp->vif->sme_state); | |
5b435de0 | 5438 | else |
27a68fe3 | 5439 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
5440 | } |
5441 | ||
5442 | return err; | |
5443 | } | |
5444 | ||
5445 | static s32 | |
1993732e | 5446 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
5447 | const struct brcmf_event_msg *e, void *data) |
5448 | { | |
1993732e | 5449 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
5450 | u32 event = e->event_code; |
5451 | u32 status = e->status; | |
5b435de0 AS |
5452 | |
5453 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 5454 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 5455 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 5456 | else |
1993732e | 5457 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
5458 | } |
5459 | ||
12f32370 | 5460 | return 0; |
5b435de0 AS |
5461 | } |
5462 | ||
5463 | static s32 | |
1993732e | 5464 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
5465 | const struct brcmf_event_msg *e, void *data) |
5466 | { | |
5c36b99a | 5467 | u16 flags = e->flags; |
5b435de0 AS |
5468 | enum nl80211_key_type key_type; |
5469 | ||
5470 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5471 | key_type = NL80211_KEYTYPE_GROUP; | |
5472 | else | |
5473 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5474 | ||
1993732e | 5475 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5476 | NULL, GFP_KERNEL); |
5477 | ||
5478 | return 0; | |
5479 | } | |
5480 | ||
d3c0b633 AS |
5481 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5482 | const struct brcmf_event_msg *e, void *data) | |
5483 | { | |
5484 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5485 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5486 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5487 | struct brcmf_cfg80211_vif *vif; | |
5488 | ||
37a869ec | 5489 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfgidx %u\n", |
d3c0b633 | 5490 | ifevent->action, ifevent->flags, ifevent->ifidx, |
37a869ec | 5491 | ifevent->bsscfgidx); |
d3c0b633 | 5492 | |
d3c0b633 AS |
5493 | mutex_lock(&event->vif_event_lock); |
5494 | event->action = ifevent->action; | |
5495 | vif = event->vif; | |
5496 | ||
5497 | switch (ifevent->action) { | |
5498 | case BRCMF_E_IF_ADD: | |
5499 | /* waiting process may have timed out */ | |
dc4a787c WY |
5500 | if (!cfg->vif_event.vif) { |
5501 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5502 | return -EBADF; |
dc4a787c | 5503 | } |
d3c0b633 AS |
5504 | |
5505 | ifp->vif = vif; | |
5506 | vif->ifp = ifp; | |
01b8e7db AS |
5507 | if (ifp->ndev) { |
5508 | vif->wdev.netdev = ifp->ndev; | |
5509 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5510 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5511 | } | |
d3c0b633 AS |
5512 | mutex_unlock(&event->vif_event_lock); |
5513 | wake_up(&event->vif_wq); | |
4b3a89de | 5514 | return 0; |
d3c0b633 AS |
5515 | |
5516 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5517 | mutex_unlock(&event->vif_event_lock); |
5518 | /* event may not be upon user request */ | |
5519 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5520 | wake_up(&event->vif_wq); | |
5521 | return 0; | |
5522 | ||
7a5c1f64 HM |
5523 | case BRCMF_E_IF_CHANGE: |
5524 | mutex_unlock(&event->vif_event_lock); | |
5525 | wake_up(&event->vif_wq); | |
5526 | return 0; | |
5527 | ||
d3c0b633 AS |
5528 | default: |
5529 | mutex_unlock(&event->vif_event_lock); | |
5530 | break; | |
5531 | } | |
5532 | return -EINVAL; | |
5533 | } | |
5534 | ||
5b435de0 AS |
5535 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5536 | { | |
5b435de0 AS |
5537 | conf->frag_threshold = (u32)-1; |
5538 | conf->rts_threshold = (u32)-1; | |
5539 | conf->retry_short = (u32)-1; | |
5540 | conf->retry_long = (u32)-1; | |
5b435de0 AS |
5541 | } |
5542 | ||
5c36b99a | 5543 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5544 | { |
5c36b99a AS |
5545 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5546 | brcmf_notify_connect_status); | |
5547 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5548 | brcmf_notify_connect_status); | |
5549 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5550 | brcmf_notify_connect_status); | |
5551 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5552 | brcmf_notify_connect_status); | |
5553 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5554 | brcmf_notify_connect_status); | |
5555 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5556 | brcmf_notify_connect_status); | |
5557 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5558 | brcmf_notify_roaming_status); | |
5559 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5560 | brcmf_notify_mic_status); | |
5561 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5562 | brcmf_notify_connect_status); | |
5563 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5564 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5565 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5566 | brcmf_notify_vif_event); | |
0de8aace | 5567 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5568 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5569 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5570 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5571 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5572 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5573 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5574 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5575 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5576 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5577 | } |
5578 | ||
27a68fe3 AS |
5579 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5580 | { | |
27a68fe3 AS |
5581 | kfree(cfg->conf); |
5582 | cfg->conf = NULL; | |
27a68fe3 AS |
5583 | kfree(cfg->extra_buf); |
5584 | cfg->extra_buf = NULL; | |
3021ad9a HM |
5585 | kfree(cfg->wowl.nd); |
5586 | cfg->wowl.nd = NULL; | |
5587 | kfree(cfg->wowl.nd_info); | |
5588 | cfg->wowl.nd_info = NULL; | |
d5367334 HM |
5589 | kfree(cfg->escan_info.escan_buf); |
5590 | cfg->escan_info.escan_buf = NULL; | |
27a68fe3 AS |
5591 | } |
5592 | ||
5593 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5594 | { | |
27a68fe3 AS |
5595 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5596 | if (!cfg->conf) | |
5b435de0 | 5597 | goto init_priv_mem_out; |
27a68fe3 AS |
5598 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5599 | if (!cfg->extra_buf) | |
5b435de0 | 5600 | goto init_priv_mem_out; |
3021ad9a HM |
5601 | cfg->wowl.nd = kzalloc(sizeof(*cfg->wowl.nd) + sizeof(u32), GFP_KERNEL); |
5602 | if (!cfg->wowl.nd) | |
5603 | goto init_priv_mem_out; | |
5604 | cfg->wowl.nd_info = kzalloc(sizeof(*cfg->wowl.nd_info) + | |
5605 | sizeof(struct cfg80211_wowlan_nd_match *), | |
5606 | GFP_KERNEL); | |
5607 | if (!cfg->wowl.nd_info) | |
5608 | goto init_priv_mem_out; | |
d5367334 HM |
5609 | cfg->escan_info.escan_buf = kzalloc(BRCMF_ESCAN_BUF_SIZE, GFP_KERNEL); |
5610 | if (!cfg->escan_info.escan_buf) | |
5611 | goto init_priv_mem_out; | |
5b435de0 AS |
5612 | |
5613 | return 0; | |
5614 | ||
5615 | init_priv_mem_out: | |
27a68fe3 | 5616 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5617 | |
5618 | return -ENOMEM; | |
5619 | } | |
5620 | ||
27a68fe3 | 5621 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5622 | { |
5623 | s32 err = 0; | |
5624 | ||
27a68fe3 AS |
5625 | cfg->scan_request = NULL; |
5626 | cfg->pwr_save = true; | |
68ca395f HM |
5627 | cfg->active_scan = true; /* we do active scan per default */ |
5628 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5629 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5630 | if (err) |
5631 | return err; | |
5c36b99a | 5632 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5633 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5634 | brcmf_init_escan(cfg); |
5635 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5636 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5637 | return err; |
5638 | } | |
5639 | ||
27a68fe3 | 5640 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5641 | { |
27a68fe3 | 5642 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5643 | brcmf_abort_scanning(cfg); |
5644 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5645 | } |
5646 | ||
d3c0b633 AS |
5647 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5648 | { | |
5649 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5650 | mutex_init(&event->vif_event_lock); |
5651 | } | |
5652 | ||
1119e23e | 5653 | static s32 brcmf_dongle_roam(struct brcmf_if *ifp) |
5b435de0 | 5654 | { |
1119e23e HM |
5655 | s32 err; |
5656 | u32 bcn_timeout; | |
f588bc0c AS |
5657 | __le32 roamtrigger[2]; |
5658 | __le32 roam_delta[2]; | |
5b435de0 | 5659 | |
1119e23e | 5660 | /* Configure beacon timeout value based upon roaming setting */ |
7d34b056 | 5661 | if (ifp->drvr->settings->roamoff) |
1119e23e HM |
5662 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF; |
5663 | else | |
5664 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON; | |
5665 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); | |
5666 | if (err) { | |
5667 | brcmf_err("bcn_timeout error (%d)\n", err); | |
5668 | goto roam_setup_done; | |
5b435de0 AS |
5669 | } |
5670 | ||
1119e23e HM |
5671 | /* Enable/Disable built-in roaming to allow supplicant to take care of |
5672 | * roaming. | |
5b435de0 | 5673 | */ |
68ca395f | 5674 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
7d34b056 HM |
5675 | ifp->drvr->settings->roamoff ? "Off" : "On"); |
5676 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", | |
5677 | ifp->drvr->settings->roamoff); | |
5b435de0 | 5678 | if (err) { |
57d6e91a | 5679 | brcmf_err("roam_off error (%d)\n", err); |
1119e23e | 5680 | goto roam_setup_done; |
5b435de0 AS |
5681 | } |
5682 | ||
f588bc0c AS |
5683 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5684 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5685 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5686 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5687 | if (err) { |
57d6e91a | 5688 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
1119e23e | 5689 | goto roam_setup_done; |
5b435de0 AS |
5690 | } |
5691 | ||
f588bc0c AS |
5692 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5693 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5694 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5695 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5696 | if (err) { |
57d6e91a | 5697 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
1119e23e | 5698 | goto roam_setup_done; |
5b435de0 AS |
5699 | } |
5700 | ||
1119e23e | 5701 | roam_setup_done: |
5b435de0 AS |
5702 | return err; |
5703 | } | |
5704 | ||
5705 | static s32 | |
1678ba8e | 5706 | brcmf_dongle_scantime(struct brcmf_if *ifp) |
5b435de0 AS |
5707 | { |
5708 | s32 err = 0; | |
5709 | ||
ac24be6f | 5710 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
1678ba8e | 5711 | BRCMF_SCAN_CHANNEL_TIME); |
5b435de0 | 5712 | if (err) { |
1678ba8e | 5713 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5714 | goto dongle_scantime_out; |
5715 | } | |
ac24be6f | 5716 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
1678ba8e | 5717 | BRCMF_SCAN_UNASSOC_TIME); |
5b435de0 | 5718 | if (err) { |
1678ba8e | 5719 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5720 | goto dongle_scantime_out; |
5721 | } | |
5722 | ||
ac24be6f | 5723 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
1678ba8e | 5724 | BRCMF_SCAN_PASSIVE_TIME); |
5b435de0 | 5725 | if (err) { |
1678ba8e | 5726 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5727 | goto dongle_scantime_out; |
5728 | } | |
5729 | ||
5730 | dongle_scantime_out: | |
5731 | return err; | |
5732 | } | |
5733 | ||
b48d8916 AS |
5734 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5735 | struct brcmu_chan *ch) | |
5736 | { | |
5737 | u32 ht40_flag; | |
d48200ba | 5738 | |
b48d8916 AS |
5739 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5740 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5741 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5742 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5743 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5744 | } else { | |
5745 | /* It should be one of | |
5746 | * IEEE80211_CHAN_NO_HT40 or | |
5747 | * IEEE80211_CHAN_NO_HT40PLUS | |
5748 | */ | |
5749 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5750 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5751 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5752 | } | |
5753 | } | |
5754 | ||
5755 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5756 | u32 bw_cap[]) | |
d48200ba HM |
5757 | { |
5758 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5759 | struct ieee80211_supported_band *band; |
5760 | struct ieee80211_channel *channel; | |
5761 | struct wiphy *wiphy; | |
d48200ba | 5762 | struct brcmf_chanspec_list *list; |
83cf17aa | 5763 | struct brcmu_chan ch; |
b48d8916 | 5764 | int err; |
d48200ba HM |
5765 | u8 *pbuf; |
5766 | u32 i, j; | |
5767 | u32 total; | |
b48d8916 | 5768 | u32 chaninfo; |
d48200ba | 5769 | u32 index; |
d48200ba HM |
5770 | |
5771 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5772 | ||
5773 | if (pbuf == NULL) | |
5774 | return -ENOMEM; | |
5775 | ||
5776 | list = (struct brcmf_chanspec_list *)pbuf; | |
5777 | ||
5778 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5779 | BRCMF_DCMD_MEDLEN); | |
5780 | if (err) { | |
5781 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5782 | goto fail_pbuf; |
d48200ba HM |
5783 | } |
5784 | ||
b48d8916 | 5785 | wiphy = cfg_to_wiphy(cfg); |
57fbcce3 | 5786 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
58de92d2 AS |
5787 | if (band) |
5788 | for (i = 0; i < band->n_channels; i++) | |
5789 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
57fbcce3 | 5790 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
58de92d2 AS |
5791 | if (band) |
5792 | for (i = 0; i < band->n_channels; i++) | |
5793 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5794 | |
5795 | total = le32_to_cpu(list->count); | |
5796 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5797 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5798 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5799 | |
83cf17aa | 5800 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
57fbcce3 | 5801 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
83cf17aa | 5802 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
57fbcce3 | 5803 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
d48200ba | 5804 | } else { |
2375d970 | 5805 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5806 | continue; |
5807 | } | |
58de92d2 AS |
5808 | if (!band) |
5809 | continue; | |
b48d8916 | 5810 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5811 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5812 | continue; |
b48d8916 | 5813 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5814 | ch.bw == BRCMU_CHAN_BW_80) |
5815 | continue; | |
b48d8916 AS |
5816 | |
5817 | channel = band->channels; | |
5818 | index = band->n_channels; | |
5819 | for (j = 0; j < band->n_channels; j++) { | |
4712d88a | 5820 | if (channel[j].hw_value == ch.control_ch_num) { |
b48d8916 | 5821 | index = j; |
d48200ba HM |
5822 | break; |
5823 | } | |
5824 | } | |
b48d8916 | 5825 | channel[index].center_freq = |
4712d88a RM |
5826 | ieee80211_channel_to_frequency(ch.control_ch_num, |
5827 | band->band); | |
5828 | channel[index].hw_value = ch.control_ch_num; | |
b48d8916 AS |
5829 | |
5830 | /* assuming the chanspecs order is HT20, | |
5831 | * HT40 upper, HT40 lower, and VHT80. | |
5832 | */ | |
5833 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5834 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5835 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5836 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5837 | } else { | |
58de92d2 AS |
5838 | /* enable the channel and disable other bandwidths |
5839 | * for now as mentioned order assure they are enabled | |
5840 | * for subsequent chanspecs. | |
ee942ecc | 5841 | */ |
b48d8916 AS |
5842 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5843 | IEEE80211_CHAN_NO_80MHZ; | |
5844 | ch.bw = BRCMU_CHAN_BW_20; | |
5845 | cfg->d11inf.encchspec(&ch); | |
5846 | chaninfo = ch.chspec; | |
5847 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5848 | &chaninfo); | |
5849 | if (!err) { | |
5850 | if (chaninfo & WL_CHAN_RADAR) | |
5851 | channel[index].flags |= | |
5852 | (IEEE80211_CHAN_RADAR | | |
5853 | IEEE80211_CHAN_NO_IR); | |
5854 | if (chaninfo & WL_CHAN_PASSIVE) | |
5855 | channel[index].flags |= | |
5856 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5857 | } |
d48200ba HM |
5858 | } |
5859 | } | |
b48d8916 | 5860 | |
b48d8916 | 5861 | fail_pbuf: |
d48200ba HM |
5862 | kfree(pbuf); |
5863 | return err; | |
5864 | } | |
5865 | ||
b48d8916 | 5866 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5867 | { |
b48d8916 AS |
5868 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5869 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5870 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5871 | struct brcmf_chanspec_list *list; |
5872 | u8 *pbuf; | |
aa70b4fa AS |
5873 | u32 val; |
5874 | int err; | |
b48d8916 AS |
5875 | struct brcmu_chan ch; |
5876 | u32 num_chan; | |
5877 | int i, j; | |
aa70b4fa AS |
5878 | |
5879 | /* verify support for bw_cap command */ | |
5880 | val = WLC_BAND_5G; | |
5881 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5882 | ||
5883 | if (!err) { | |
5884 | /* only set 2G bandwidth using bw_cap command */ | |
5885 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5886 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5887 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5888 | sizeof(band_bwcap)); | |
5889 | } else { | |
5890 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5891 | val = WLC_N_BW_40ALL; | |
5892 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5893 | } | |
b48d8916 AS |
5894 | |
5895 | if (!err) { | |
5896 | /* update channel info in 2G band */ | |
5897 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5898 | ||
5899 | if (pbuf == NULL) | |
5900 | return -ENOMEM; | |
5901 | ||
5902 | ch.band = BRCMU_CHAN_BAND_2G; | |
5903 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5904 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5905 | ch.chnum = 0; |
5906 | cfg->d11inf.encchspec(&ch); | |
5907 | ||
5908 | /* pass encoded chanspec in query */ | |
5909 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
5910 | ||
5911 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5912 | BRCMF_DCMD_MEDLEN); | |
5913 | if (err) { | |
5914 | brcmf_err("get chanspecs error (%d)\n", err); | |
5915 | kfree(pbuf); | |
5916 | return err; | |
5917 | } | |
5918 | ||
57fbcce3 | 5919 | band = cfg_to_wiphy(cfg)->bands[NL80211_BAND_2GHZ]; |
b48d8916 AS |
5920 | list = (struct brcmf_chanspec_list *)pbuf; |
5921 | num_chan = le32_to_cpu(list->count); | |
5922 | for (i = 0; i < num_chan; i++) { | |
5923 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
5924 | cfg->d11inf.decchspec(&ch); | |
5925 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
5926 | continue; | |
5927 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
5928 | continue; | |
5929 | for (j = 0; j < band->n_channels; j++) { | |
4712d88a | 5930 | if (band->channels[j].hw_value == ch.control_ch_num) |
b48d8916 AS |
5931 | break; |
5932 | } | |
5933 | if (WARN_ON(j == band->n_channels)) | |
5934 | continue; | |
5935 | ||
5936 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
5937 | } | |
fac7d2a3 | 5938 | kfree(pbuf); |
b48d8916 | 5939 | } |
aa70b4fa AS |
5940 | return err; |
5941 | } | |
5942 | ||
2375d970 AS |
5943 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
5944 | { | |
5945 | u32 band, mimo_bwcap; | |
5946 | int err; | |
5947 | ||
5948 | band = WLC_BAND_2G; | |
5949 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5950 | if (!err) { | |
57fbcce3 | 5951 | bw_cap[NL80211_BAND_2GHZ] = band; |
2375d970 AS |
5952 | band = WLC_BAND_5G; |
5953 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
5954 | if (!err) { | |
57fbcce3 | 5955 | bw_cap[NL80211_BAND_5GHZ] = band; |
2375d970 AS |
5956 | return; |
5957 | } | |
5958 | WARN_ON(1); | |
5959 | return; | |
5960 | } | |
5961 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
5962 | mimo_bwcap = 0; | |
5963 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
5964 | if (err) | |
5965 | /* assume 20MHz if firmware does not give a clue */ | |
5966 | mimo_bwcap = WLC_N_BW_20ALL; | |
5967 | ||
5968 | switch (mimo_bwcap) { | |
5969 | case WLC_N_BW_40ALL: | |
57fbcce3 | 5970 | bw_cap[NL80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; |
2375d970 AS |
5971 | /* fall-thru */ |
5972 | case WLC_N_BW_20IN2G_40IN5G: | |
57fbcce3 | 5973 | bw_cap[NL80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; |
2375d970 AS |
5974 | /* fall-thru */ |
5975 | case WLC_N_BW_20ALL: | |
57fbcce3 JB |
5976 | bw_cap[NL80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; |
5977 | bw_cap[NL80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
2375d970 AS |
5978 | break; |
5979 | default: | |
5980 | brcmf_err("invalid mimo_bw_cap value\n"); | |
5981 | } | |
5982 | } | |
d48200ba | 5983 | |
18d6c535 AS |
5984 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
5985 | u32 bw_cap[2], u32 nchain) | |
5986 | { | |
5987 | band->ht_cap.ht_supported = true; | |
5988 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
5989 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
5990 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
5991 | } | |
5992 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
5993 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
5994 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
5995 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
5996 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
5997 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
5998 | } | |
5999 | ||
6000 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
6001 | { | |
6002 | u16 mcs_map; | |
6003 | int i; | |
6004 | ||
6005 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
6006 | mcs_map = (mcs_map << 2) | supp; | |
6007 | ||
6008 | return cpu_to_le16(mcs_map); | |
6009 | } | |
6010 | ||
6011 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
7bf65aa9 HM |
6012 | u32 bw_cap[2], u32 nchain, u32 txstreams, |
6013 | u32 txbf_bfe_cap, u32 txbf_bfr_cap) | |
18d6c535 AS |
6014 | { |
6015 | __le16 mcs_map; | |
6016 | ||
6017 | /* not allowed in 2.4G band */ | |
57fbcce3 | 6018 | if (band->band == NL80211_BAND_2GHZ) |
18d6c535 AS |
6019 | return; |
6020 | ||
6021 | band->vht_cap.vht_supported = true; | |
6022 | /* 80MHz is mandatory */ | |
6023 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
6024 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
6025 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
6026 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
6027 | } | |
6028 | /* all support 256-QAM */ | |
6029 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
6030 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
6031 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
7bf65aa9 HM |
6032 | |
6033 | /* Beamforming support information */ | |
6034 | if (txbf_bfe_cap & BRCMF_TXBF_SU_BFE_CAP) | |
6035 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; | |
6036 | if (txbf_bfe_cap & BRCMF_TXBF_MU_BFE_CAP) | |
6037 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
6038 | if (txbf_bfr_cap & BRCMF_TXBF_SU_BFR_CAP) | |
6039 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; | |
6040 | if (txbf_bfr_cap & BRCMF_TXBF_MU_BFR_CAP) | |
6041 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; | |
6042 | ||
6043 | if ((txbf_bfe_cap || txbf_bfr_cap) && (txstreams > 1)) { | |
6044 | band->vht_cap.cap |= | |
6045 | (2 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
6046 | band->vht_cap.cap |= ((txstreams - 1) << | |
6047 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
6048 | band->vht_cap.cap |= | |
6049 | IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; | |
6050 | } | |
18d6c535 AS |
6051 | } |
6052 | ||
b48d8916 | 6053 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 6054 | { |
b48d8916 | 6055 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 6056 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
6057 | u32 nmode = 0; |
6058 | u32 vhtmode = 0; | |
b48d8916 | 6059 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
6060 | u32 rxchain; |
6061 | u32 nchain; | |
b48d8916 | 6062 | int err; |
d48200ba | 6063 | s32 i; |
2375d970 | 6064 | struct ieee80211_supported_band *band; |
7bf65aa9 HM |
6065 | u32 txstreams = 0; |
6066 | u32 txbf_bfe_cap = 0; | |
6067 | u32 txbf_bfr_cap = 0; | |
5b435de0 | 6068 | |
18d6c535 | 6069 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
6070 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
6071 | if (err) { | |
6072 | brcmf_err("nmode error (%d)\n", err); | |
6073 | } else { | |
2375d970 | 6074 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 6075 | } |
18d6c535 | 6076 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
57fbcce3 JB |
6077 | nmode, vhtmode, bw_cap[NL80211_BAND_2GHZ], |
6078 | bw_cap[NL80211_BAND_5GHZ]); | |
d48200ba | 6079 | |
4aca7a18 DK |
6080 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
6081 | if (err) { | |
6082 | brcmf_err("rxchain error (%d)\n", err); | |
6083 | nchain = 1; | |
6084 | } else { | |
6085 | for (nchain = 0; rxchain; nchain++) | |
6086 | rxchain = rxchain & (rxchain - 1); | |
6087 | } | |
6088 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
6089 | ||
b48d8916 | 6090 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 6091 | if (err) { |
b48d8916 | 6092 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
6093 | return err; |
6094 | } | |
6095 | ||
7bf65aa9 HM |
6096 | if (vhtmode) { |
6097 | (void)brcmf_fil_iovar_int_get(ifp, "txstreams", &txstreams); | |
6098 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfe_cap", | |
6099 | &txbf_bfe_cap); | |
6100 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfr_cap", | |
6101 | &txbf_bfr_cap); | |
6102 | } | |
6103 | ||
b48d8916 AS |
6104 | wiphy = cfg_to_wiphy(cfg); |
6105 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
6106 | band = wiphy->bands[i]; | |
6107 | if (band == NULL) | |
2375d970 | 6108 | continue; |
d48200ba | 6109 | |
18d6c535 AS |
6110 | if (nmode) |
6111 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
6112 | if (vhtmode) | |
7bf65aa9 HM |
6113 | brcmf_update_vht_cap(band, bw_cap, nchain, txstreams, |
6114 | txbf_bfe_cap, txbf_bfr_cap); | |
d48200ba HM |
6115 | } |
6116 | ||
b48d8916 | 6117 | return 0; |
5b435de0 AS |
6118 | } |
6119 | ||
aa70b4fa AS |
6120 | static const struct ieee80211_txrx_stypes |
6121 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
6122 | [NL80211_IFTYPE_STATION] = { | |
6123 | .tx = 0xffff, | |
6124 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6125 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6126 | }, | |
6127 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
6128 | .tx = 0xffff, | |
6129 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6130 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6131 | }, | |
6132 | [NL80211_IFTYPE_P2P_GO] = { | |
6133 | .tx = 0xffff, | |
6134 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
6135 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
6136 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
6137 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
6138 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
6139 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
6140 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
6141 | }, | |
6142 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
6143 | .tx = 0xffff, | |
6144 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6145 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6146 | } | |
6147 | }; | |
6148 | ||
0882dda3 AS |
6149 | /** |
6150 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
6151 | * | |
6152 | * @wiphy: wiphy object. | |
6153 | * @ifp: interface object needed for feat module api. | |
6154 | * | |
6155 | * The interface modes and combinations are determined dynamically here | |
6156 | * based on firmware functionality. | |
6157 | * | |
6158 | * no p2p and no mbss: | |
6159 | * | |
6160 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
6161 | * | |
6162 | * no p2p and mbss: | |
6163 | * | |
6164 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
6165 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6166 | * | |
6167 | * p2p, no mchan, and mbss: | |
6168 | * | |
6169 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
6170 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6171 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6172 | * | |
6173 | * p2p, mchan, and mbss: | |
6174 | * | |
6175 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
6176 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6177 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6178 | */ | |
2e5f66fe PF |
6179 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
6180 | { | |
6181 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
6182 | struct ieee80211_iface_limit *c0_limits = NULL; |
6183 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
6184 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
6185 | bool mbss, p2p; | |
6186 | int i, c, n_combos; | |
6187 | ||
6188 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
6189 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 6190 | |
0882dda3 AS |
6191 | n_combos = 1 + !!p2p + !!mbss; |
6192 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
6193 | if (!combo) |
6194 | goto err; | |
6195 | ||
0882dda3 AS |
6196 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
6197 | if (!c0_limits) | |
2e5f66fe PF |
6198 | goto err; |
6199 | ||
0882dda3 AS |
6200 | if (p2p) { |
6201 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); | |
6202 | if (!p2p_limits) | |
6203 | goto err; | |
6204 | } | |
6205 | ||
6206 | if (mbss) { | |
6207 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
6208 | if (!mbss_limits) | |
6209 | goto err; | |
6210 | } | |
6211 | ||
2e5f66fe PF |
6212 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
6213 | BIT(NL80211_IFTYPE_ADHOC) | | |
6214 | BIT(NL80211_IFTYPE_AP); | |
6215 | ||
0882dda3 AS |
6216 | c = 0; |
6217 | i = 0; | |
6218 | combo[c].num_different_channels = 1; | |
6219 | c0_limits[i].max = 1; | |
6220 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6221 | if (p2p) { | |
6222 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
6223 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
6224 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
6225 | BIT(NL80211_IFTYPE_P2P_GO) | | |
6226 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
6227 | c0_limits[i].max = 1; |
6228 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6229 | c0_limits[i].max = 1; | |
6230 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
6231 | BIT(NL80211_IFTYPE_P2P_GO); | |
6232 | } else { | |
6233 | c0_limits[i].max = 1; | |
6234 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6235 | } | |
6236 | combo[c].max_interfaces = i; | |
6237 | combo[c].n_limits = i; | |
6238 | combo[c].limits = c0_limits; | |
6239 | ||
6240 | if (p2p) { | |
6241 | c++; | |
6242 | i = 0; | |
6243 | combo[c].num_different_channels = 1; | |
6244 | p2p_limits[i].max = 1; | |
6245 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6246 | p2p_limits[i].max = 1; | |
6247 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6248 | p2p_limits[i].max = 1; | |
6249 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
6250 | p2p_limits[i].max = 1; | |
6251 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6252 | combo[c].max_interfaces = i; | |
6253 | combo[c].n_limits = i; | |
6254 | combo[c].limits = p2p_limits; | |
6255 | } | |
6256 | ||
6257 | if (mbss) { | |
6258 | c++; | |
6259 | combo[c].beacon_int_infra_match = true; | |
6260 | combo[c].num_different_channels = 1; | |
6261 | mbss_limits[0].max = 4; | |
6262 | mbss_limits[0].types = BIT(NL80211_IFTYPE_AP); | |
6263 | combo[c].max_interfaces = 4; | |
6264 | combo[c].n_limits = 1; | |
6265 | combo[c].limits = mbss_limits; | |
6266 | } | |
6267 | wiphy->n_iface_combinations = n_combos; | |
2e5f66fe | 6268 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
6269 | return 0; |
6270 | ||
6271 | err: | |
0882dda3 AS |
6272 | kfree(c0_limits); |
6273 | kfree(p2p_limits); | |
6274 | kfree(mbss_limits); | |
2e5f66fe PF |
6275 | kfree(combo); |
6276 | return -ENOMEM; | |
6277 | } | |
6278 | ||
aa70b4fa AS |
6279 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
6280 | { | |
6281 | /* scheduled scan settings */ | |
6282 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
6283 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
6284 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6285 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
6286 | } | |
6287 | ||
4eb3af7c | 6288 | #ifdef CONFIG_PM |
3021ad9a | 6289 | static struct wiphy_wowlan_support brcmf_wowlan_support = { |
4eb3af7c | 6290 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, |
b9a82f89 HM |
6291 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
6292 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
6293 | .pattern_min_len = 1, | |
6294 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
6295 | }; |
6296 | #endif | |
6297 | ||
3021ad9a | 6298 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy, struct brcmf_if *ifp) |
4eb3af7c HM |
6299 | { |
6300 | #ifdef CONFIG_PM | |
3021ad9a | 6301 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3021ad9a HM |
6302 | |
6303 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) { | |
5c22fb85 HM |
6304 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ND)) { |
6305 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_NET_DETECT; | |
6306 | init_waitqueue_head(&cfg->wowl.nd_data_wait); | |
3021ad9a HM |
6307 | } |
6308 | } | |
5c22fb85 HM |
6309 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_GTK)) { |
6310 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY; | |
6311 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_GTK_REKEY_FAILURE; | |
6312 | } | |
6313 | ||
4eb3af7c HM |
6314 | wiphy->wowlan = &brcmf_wowlan_support; |
6315 | #endif | |
6316 | } | |
6317 | ||
b48d8916 | 6318 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 6319 | { |
e3faa866 | 6320 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 6321 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 6322 | struct ieee80211_supported_band *band; |
50f32e2d | 6323 | u16 max_interfaces = 0; |
58de92d2 AS |
6324 | __le32 bandlist[3]; |
6325 | u32 n_bands; | |
6326 | int err, i; | |
6327 | ||
aa70b4fa AS |
6328 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
6329 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6c404f34 | 6330 | wiphy->max_num_pmkids = BRCMF_MAXPMKID; |
2e5f66fe PF |
6331 | |
6332 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
6333 | if (err) | |
6334 | return err; | |
6335 | ||
50f32e2d RM |
6336 | for (i = 0, combo = wiphy->iface_combinations; |
6337 | i < wiphy->n_iface_combinations; i++, combo++) { | |
6338 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
6339 | } | |
6340 | ||
6341 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
6342 | i++) { | |
e3faa866 RM |
6343 | u8 *addr = drvr->addresses[i].addr; |
6344 | ||
6345 | memcpy(addr, drvr->mac, ETH_ALEN); | |
6346 | if (i) { | |
6347 | addr[0] |= BIT(1); | |
6348 | addr[ETH_ALEN - 1] ^= i; | |
6349 | } | |
6350 | } | |
6351 | wiphy->addresses = drvr->addresses; | |
6352 | wiphy->n_addresses = i; | |
6353 | ||
aa70b4fa | 6354 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
240d61a9 HM |
6355 | wiphy->cipher_suites = brcmf_cipher_suites; |
6356 | wiphy->n_cipher_suites = ARRAY_SIZE(brcmf_cipher_suites); | |
6357 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) | |
6358 | wiphy->n_cipher_suites--; | |
7705ba6f AS |
6359 | wiphy->bss_select_support = BIT(NL80211_BSS_SELECT_ATTR_RSSI) | |
6360 | BIT(NL80211_BSS_SELECT_ATTR_BAND_PREF) | | |
6361 | BIT(NL80211_BSS_SELECT_ATTR_RSSI_ADJUST); | |
6362 | ||
aa70b4fa AS |
6363 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6364 | WIPHY_FLAG_OFFCHAN_TX | | |
a7b82d47 HM |
6365 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
6366 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) | |
6367 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; | |
7d34b056 | 6368 | if (!ifp->drvr->settings->roamoff) |
aa70b4fa AS |
6369 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; |
6370 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
6371 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
6372 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
6373 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
6374 | |
6375 | /* vendor commands/events support */ | |
6376 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
6377 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
6378 | ||
4eb3af7c | 6379 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
3021ad9a | 6380 | brcmf_wiphy_wowl_params(wiphy, ifp); |
58de92d2 AS |
6381 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
6382 | sizeof(bandlist)); | |
6383 | if (err) { | |
6384 | brcmf_err("could not obtain band info: err=%d\n", err); | |
6385 | return err; | |
6386 | } | |
6387 | /* first entry in bandlist is number of bands */ | |
6388 | n_bands = le32_to_cpu(bandlist[0]); | |
6389 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
6390 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
6391 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
6392 | GFP_KERNEL); | |
6393 | if (!band) | |
6394 | return -ENOMEM; | |
6395 | ||
6396 | band->channels = kmemdup(&__wl_2ghz_channels, | |
6397 | sizeof(__wl_2ghz_channels), | |
6398 | GFP_KERNEL); | |
6399 | if (!band->channels) { | |
6400 | kfree(band); | |
6401 | return -ENOMEM; | |
6402 | } | |
6403 | ||
6404 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
57fbcce3 | 6405 | wiphy->bands[NL80211_BAND_2GHZ] = band; |
58de92d2 AS |
6406 | } |
6407 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
6408 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
6409 | GFP_KERNEL); | |
6410 | if (!band) | |
6411 | return -ENOMEM; | |
6412 | ||
6413 | band->channels = kmemdup(&__wl_5ghz_channels, | |
6414 | sizeof(__wl_5ghz_channels), | |
6415 | GFP_KERNEL); | |
6416 | if (!band->channels) { | |
6417 | kfree(band); | |
6418 | return -ENOMEM; | |
6419 | } | |
6420 | ||
6421 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
57fbcce3 | 6422 | wiphy->bands[NL80211_BAND_5GHZ] = band; |
58de92d2 AS |
6423 | } |
6424 | } | |
6425 | err = brcmf_setup_wiphybands(wiphy); | |
6426 | return err; | |
5b435de0 AS |
6427 | } |
6428 | ||
27a68fe3 | 6429 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
6430 | { |
6431 | struct net_device *ndev; | |
6432 | struct wireless_dev *wdev; | |
40a23296 | 6433 | struct brcmf_if *ifp; |
5b435de0 AS |
6434 | s32 power_mode; |
6435 | s32 err = 0; | |
6436 | ||
27a68fe3 | 6437 | if (cfg->dongle_up) |
5b435de0 AS |
6438 | return err; |
6439 | ||
27a68fe3 | 6440 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 6441 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
6442 | ifp = netdev_priv(ndev); |
6443 | ||
6444 | /* make sure RF is ready for work */ | |
6445 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 6446 | |
1678ba8e | 6447 | brcmf_dongle_scantime(ifp); |
5b435de0 | 6448 | |
27a68fe3 | 6449 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 6450 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
6451 | if (err) |
6452 | goto default_conf_out; | |
647c9ae0 AS |
6453 | brcmf_dbg(INFO, "power save set to %s\n", |
6454 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 6455 | |
1119e23e | 6456 | err = brcmf_dongle_roam(ifp); |
5b435de0 AS |
6457 | if (err) |
6458 | goto default_conf_out; | |
5dd161ff FL |
6459 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
6460 | NULL, NULL); | |
40a23296 | 6461 | if (err) |
5b435de0 | 6462 | goto default_conf_out; |
5b435de0 | 6463 | |
52f22fb2 | 6464 | brcmf_configure_arp_nd_offload(ifp, true); |
b3657453 | 6465 | |
27a68fe3 | 6466 | cfg->dongle_up = true; |
40a23296 | 6467 | default_conf_out: |
5b435de0 AS |
6468 | |
6469 | return err; | |
6470 | ||
6471 | } | |
6472 | ||
bdf5ff51 | 6473 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 6474 | { |
c1179033 | 6475 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6476 | |
bdf5ff51 | 6477 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
6478 | } |
6479 | ||
bdf5ff51 | 6480 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 6481 | { |
bdf5ff51 | 6482 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 6483 | |
5b435de0 AS |
6484 | /* |
6485 | * While going down, if associated with AP disassociate | |
6486 | * from AP to save power | |
6487 | */ | |
903e0eee | 6488 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 6489 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
6490 | |
6491 | /* Make sure WPA_Supplicant receives all the event | |
6492 | generated due to DISASSOC call to the fw to keep | |
6493 | the state fw and WPA_Supplicant state consistent | |
6494 | */ | |
6495 | brcmf_delay(500); | |
6496 | } | |
6497 | ||
27a68fe3 | 6498 | brcmf_abort_scanning(cfg); |
c1179033 | 6499 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6500 | |
5b435de0 AS |
6501 | return 0; |
6502 | } | |
6503 | ||
bdf5ff51 | 6504 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 6505 | { |
bdf5ff51 AS |
6506 | struct brcmf_if *ifp = netdev_priv(ndev); |
6507 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6508 | s32 err = 0; |
6509 | ||
27a68fe3 | 6510 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6511 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6512 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6513 | |
6514 | return err; | |
6515 | } | |
6516 | ||
bdf5ff51 | 6517 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6518 | { |
bdf5ff51 AS |
6519 | struct brcmf_if *ifp = netdev_priv(ndev); |
6520 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6521 | s32 err = 0; |
6522 | ||
27a68fe3 | 6523 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6524 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6525 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6526 | |
6527 | return err; | |
6528 | } | |
6529 | ||
a7965fbb AS |
6530 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6531 | { | |
6532 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6533 | ||
6534 | return wdev->iftype; | |
6535 | } | |
6536 | ||
bfe81975 HM |
6537 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6538 | unsigned long state) | |
9f440b7b AS |
6539 | { |
6540 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6541 | |
6542 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6543 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6544 | return true; |
9f440b7b | 6545 | } |
e843bb19 | 6546 | return false; |
9f440b7b | 6547 | } |
d3c0b633 AS |
6548 | |
6549 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6550 | u8 action) | |
6551 | { | |
6552 | u8 evt_action; | |
6553 | ||
6554 | mutex_lock(&event->vif_event_lock); | |
6555 | evt_action = event->action; | |
6556 | mutex_unlock(&event->vif_event_lock); | |
6557 | return evt_action == action; | |
6558 | } | |
6559 | ||
6560 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6561 | struct brcmf_cfg80211_vif *vif) | |
6562 | { | |
6563 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6564 | ||
6565 | mutex_lock(&event->vif_event_lock); | |
6566 | event->vif = vif; | |
6567 | event->action = 0; | |
6568 | mutex_unlock(&event->vif_event_lock); | |
6569 | } | |
6570 | ||
6571 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6572 | { | |
6573 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6574 | bool armed; | |
6575 | ||
6576 | mutex_lock(&event->vif_event_lock); | |
6577 | armed = event->vif != NULL; | |
6578 | mutex_unlock(&event->vif_event_lock); | |
6579 | ||
6580 | return armed; | |
6581 | } | |
a9eb0c4b AS |
6582 | |
6583 | int brcmf_cfg80211_wait_vif_event(struct brcmf_cfg80211_info *cfg, | |
6584 | u8 action, ulong timeout) | |
d3c0b633 AS |
6585 | { |
6586 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6587 | ||
6588 | return wait_event_timeout(event->vif_wq, | |
6589 | vif_event_equals(event, action), timeout); | |
6590 | } | |
6591 | ||
73345fd2 HM |
6592 | static s32 brcmf_translate_country_code(struct brcmf_pub *drvr, char alpha2[2], |
6593 | struct brcmf_fil_country_le *ccreq) | |
6594 | { | |
4d792895 HM |
6595 | struct brcmfmac_pd_cc *country_codes; |
6596 | struct brcmfmac_pd_cc_entry *cc; | |
73345fd2 HM |
6597 | s32 found_index; |
6598 | int i; | |
6599 | ||
6600 | country_codes = drvr->settings->country_codes; | |
6601 | if (!country_codes) { | |
6602 | brcmf_dbg(TRACE, "No country codes configured for device\n"); | |
6603 | return -EINVAL; | |
6604 | } | |
6605 | ||
6606 | if ((alpha2[0] == ccreq->country_abbrev[0]) && | |
6607 | (alpha2[1] == ccreq->country_abbrev[1])) { | |
6608 | brcmf_dbg(TRACE, "Country code already set\n"); | |
6609 | return -EAGAIN; | |
6610 | } | |
6611 | ||
6612 | found_index = -1; | |
6613 | for (i = 0; i < country_codes->table_size; i++) { | |
6614 | cc = &country_codes->table[i]; | |
6615 | if ((cc->iso3166[0] == '\0') && (found_index == -1)) | |
6616 | found_index = i; | |
6617 | if ((cc->iso3166[0] == alpha2[0]) && | |
6618 | (cc->iso3166[1] == alpha2[1])) { | |
6619 | found_index = i; | |
6620 | break; | |
6621 | } | |
6622 | } | |
6623 | if (found_index == -1) { | |
6624 | brcmf_dbg(TRACE, "No country code match found\n"); | |
6625 | return -EINVAL; | |
6626 | } | |
6627 | memset(ccreq, 0, sizeof(*ccreq)); | |
6628 | ccreq->rev = cpu_to_le32(country_codes->table[found_index].rev); | |
6629 | memcpy(ccreq->ccode, country_codes->table[found_index].cc, | |
6630 | BRCMF_COUNTRY_BUF_SZ); | |
6631 | ccreq->country_abbrev[0] = alpha2[0]; | |
6632 | ccreq->country_abbrev[1] = alpha2[1]; | |
6633 | ccreq->country_abbrev[2] = 0; | |
6634 | ||
6635 | return 0; | |
6636 | } | |
6637 | ||
63db1a49 AS |
6638 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6639 | struct regulatory_request *req) | |
6640 | { | |
6641 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6642 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6643 | struct brcmf_fil_country_le ccreq; | |
73345fd2 | 6644 | s32 err; |
63db1a49 AS |
6645 | int i; |
6646 | ||
63db1a49 AS |
6647 | /* ignore non-ISO3166 country codes */ |
6648 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6649 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
73345fd2 HM |
6650 | brcmf_err("not a ISO3166 code (0x%02x 0x%02x)\n", |
6651 | req->alpha2[0], req->alpha2[1]); | |
63db1a49 AS |
6652 | return; |
6653 | } | |
73345fd2 HM |
6654 | |
6655 | brcmf_dbg(TRACE, "Enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6656 | req->alpha2[0], req->alpha2[1]); | |
6657 | ||
6658 | err = brcmf_fil_iovar_data_get(ifp, "country", &ccreq, sizeof(ccreq)); | |
6659 | if (err) { | |
6660 | brcmf_err("Country code iovar returned err = %d\n", err); | |
6661 | return; | |
6662 | } | |
6663 | ||
6664 | err = brcmf_translate_country_code(ifp->drvr, req->alpha2, &ccreq); | |
6665 | if (err) | |
6666 | return; | |
6667 | ||
6668 | err = brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq)); | |
6669 | if (err) { | |
6670 | brcmf_err("Firmware rejected country setting\n"); | |
8afe0ece AS |
6671 | return; |
6672 | } | |
6673 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6674 | } |
6675 | ||
b48d8916 AS |
6676 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6677 | { | |
0882dda3 AS |
6678 | int i; |
6679 | ||
58de92d2 AS |
6680 | if (!wiphy) |
6681 | return; | |
6682 | ||
0882dda3 AS |
6683 | if (wiphy->iface_combinations) { |
6684 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6685 | kfree(wiphy->iface_combinations[i].limits); | |
6686 | } | |
b48d8916 | 6687 | kfree(wiphy->iface_combinations); |
57fbcce3 JB |
6688 | if (wiphy->bands[NL80211_BAND_2GHZ]) { |
6689 | kfree(wiphy->bands[NL80211_BAND_2GHZ]->channels); | |
6690 | kfree(wiphy->bands[NL80211_BAND_2GHZ]); | |
b48d8916 | 6691 | } |
57fbcce3 JB |
6692 | if (wiphy->bands[NL80211_BAND_5GHZ]) { |
6693 | kfree(wiphy->bands[NL80211_BAND_5GHZ]->channels); | |
6694 | kfree(wiphy->bands[NL80211_BAND_5GHZ]); | |
b48d8916 AS |
6695 | } |
6696 | wiphy_free(wiphy); | |
6697 | } | |
6698 | ||
ccfd1e81 | 6699 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6700 | struct device *busdev, |
6701 | bool p2pdev_forced) | |
ccfd1e81 | 6702 | { |
46f3b6ee | 6703 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6704 | struct brcmf_cfg80211_info *cfg; |
6705 | struct wiphy *wiphy; | |
5c22fb85 | 6706 | struct cfg80211_ops *ops; |
ccfd1e81 AS |
6707 | struct brcmf_cfg80211_vif *vif; |
6708 | struct brcmf_if *ifp; | |
6709 | s32 err = 0; | |
6710 | s32 io_type; | |
b48d8916 | 6711 | u16 *cap = NULL; |
ccfd1e81 AS |
6712 | |
6713 | if (!ndev) { | |
6714 | brcmf_err("ndev is invalid\n"); | |
6715 | return NULL; | |
6716 | } | |
6717 | ||
d464fd8b | 6718 | ops = kmemdup(&brcmf_cfg80211_ops, sizeof(*ops), GFP_KERNEL); |
5c22fb85 HM |
6719 | if (!ops) |
6720 | return NULL; | |
6721 | ||
ccfd1e81 | 6722 | ifp = netdev_priv(ndev); |
5c22fb85 HM |
6723 | #ifdef CONFIG_PM |
6724 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_GTK)) | |
6725 | ops->set_rekey_data = brcmf_cfg80211_set_rekey_data; | |
6726 | #endif | |
6727 | wiphy = wiphy_new(ops, sizeof(struct brcmf_cfg80211_info)); | |
b48d8916 AS |
6728 | if (!wiphy) { |
6729 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6730 | return NULL; |
b48d8916 | 6731 | } |
6896f4fb | 6732 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6733 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6734 | |
6735 | cfg = wiphy_priv(wiphy); | |
6736 | cfg->wiphy = wiphy; | |
5c22fb85 | 6737 | cfg->ops = ops; |
ccfd1e81 AS |
6738 | cfg->pub = drvr; |
6739 | init_vif_event(&cfg->vif_event); | |
6740 | INIT_LIST_HEAD(&cfg->vif_list); | |
6741 | ||
6742 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); | |
b48d8916 AS |
6743 | if (IS_ERR(vif)) |
6744 | goto wiphy_out; | |
ccfd1e81 AS |
6745 | |
6746 | vif->ifp = ifp; | |
6747 | vif->wdev.netdev = ndev; | |
6748 | ndev->ieee80211_ptr = &vif->wdev; | |
6749 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6750 | ||
6751 | err = wl_init_priv(cfg); | |
6752 | if (err) { | |
6753 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6754 | brcmf_free_vif(vif); |
6755 | goto wiphy_out; | |
ccfd1e81 AS |
6756 | } |
6757 | ifp->vif = vif; | |
6758 | ||
b48d8916 AS |
6759 | /* determine d11 io type before wiphy setup */ |
6760 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6761 | if (err) { |
b48d8916 AS |
6762 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6763 | goto priv_out; | |
ccfd1e81 | 6764 | } |
b48d8916 AS |
6765 | cfg->d11inf.io_type = (u8)io_type; |
6766 | brcmu_d11_attach(&cfg->d11inf); | |
6767 | ||
6768 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6769 | if (err < 0) | |
6770 | goto priv_out; | |
6771 | ||
6772 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6773 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6774 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6775 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6776 | ||
6777 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6778 | * cfg80211 here that we do and have it decide we can enable | |
6779 | * it. But first check if device does support 2G operation. | |
6780 | */ | |
57fbcce3 JB |
6781 | if (wiphy->bands[NL80211_BAND_2GHZ]) { |
6782 | cap = &wiphy->bands[NL80211_BAND_2GHZ]->ht_cap.cap; | |
b48d8916 AS |
6783 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
6784 | } | |
6785 | err = wiphy_register(wiphy); | |
6786 | if (err < 0) { | |
6787 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6788 | goto priv_out; | |
ccfd1e81 AS |
6789 | } |
6790 | ||
6791 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6792 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6793 | */ | |
b48d8916 AS |
6794 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6795 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6796 | if (!err) |
6797 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6798 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6799 | else |
6800 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6801 | } |
2b76acdb HM |
6802 | /* p2p might require that "if-events" get processed by fweh. So |
6803 | * activate the already registered event handlers now and activate | |
6804 | * the rest when initialization has completed. drvr->config needs to | |
6805 | * be assigned before activating events. | |
6806 | */ | |
6807 | drvr->config = cfg; | |
6808 | err = brcmf_fweh_activate_events(ifp); | |
6809 | if (err) { | |
6810 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6811 | goto wiphy_unreg_out; | |
6812 | } | |
ccfd1e81 | 6813 | |
ae7c03f6 | 6814 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6815 | if (err) { |
b48d8916 AS |
6816 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6817 | goto wiphy_unreg_out; | |
6818 | } | |
6819 | err = brcmf_btcoex_attach(cfg); | |
6820 | if (err) { | |
6821 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6822 | brcmf_p2p_detach(&cfg->p2p); | |
6823 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6824 | } |
6825 | ||
a7b82d47 HM |
6826 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) { |
6827 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); | |
6828 | if (err) { | |
6829 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
6830 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
6831 | } else { | |
6832 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6833 | brcmf_notify_tdls_peer_event); | |
6834 | } | |
ccfd1e81 | 6835 | } |
ccfd1e81 | 6836 | |
2b76acdb HM |
6837 | /* (re-) activate FWEH event handling */ |
6838 | err = brcmf_fweh_activate_events(ifp); | |
6839 | if (err) { | |
6840 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6841 | goto wiphy_unreg_out; | |
6842 | } | |
6843 | ||
48ed16e8 HM |
6844 | /* Fill in some of the advertised nl80211 supported features */ |
6845 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_SCAN_RANDOM_MAC)) { | |
6846 | wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR; | |
6847 | #ifdef CONFIG_PM | |
6ea09153 FL |
6848 | if (wiphy->wowlan && |
6849 | wiphy->wowlan->flags & WIPHY_WOWLAN_NET_DETECT) | |
48ed16e8 HM |
6850 | wiphy->features |= NL80211_FEATURE_ND_RANDOM_MAC_ADDR; |
6851 | #endif | |
6852 | } | |
6853 | ||
ccfd1e81 AS |
6854 | return cfg; |
6855 | ||
b48d8916 AS |
6856 | wiphy_unreg_out: |
6857 | wiphy_unregister(cfg->wiphy); | |
6858 | priv_out: | |
ccfd1e81 | 6859 | wl_deinit_priv(cfg); |
ccfd1e81 | 6860 | brcmf_free_vif(vif); |
2b5d348e | 6861 | ifp->vif = NULL; |
b48d8916 AS |
6862 | wiphy_out: |
6863 | brcmf_free_wiphy(wiphy); | |
5c22fb85 | 6864 | kfree(ops); |
ccfd1e81 AS |
6865 | return NULL; |
6866 | } | |
6867 | ||
6868 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6869 | { | |
6870 | if (!cfg) | |
6871 | return; | |
6872 | ||
ccfd1e81 | 6873 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6874 | wiphy_unregister(cfg->wiphy); |
5c22fb85 | 6875 | kfree(cfg->ops); |
ccfd1e81 | 6876 | wl_deinit_priv(cfg); |
b48d8916 | 6877 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6878 | } |