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 | ||
26072330 | 604 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP); |
a44aa400 HM |
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); | |
0cd33c20 | 687 | break; |
9f440b7b AS |
688 | case NL80211_IFTYPE_P2P_CLIENT: |
689 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 690 | case NL80211_IFTYPE_P2P_DEVICE: |
6bab2e19 | 691 | wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params); |
0cd33c20 | 692 | break; |
9f440b7b | 693 | case NL80211_IFTYPE_UNSPECIFIED: |
9f440b7b AS |
694 | default: |
695 | return ERR_PTR(-EINVAL); | |
696 | } | |
0cd33c20 RM |
697 | |
698 | if (IS_ERR(wdev)) | |
699 | brcmf_err("add iface %s type %d failed: err=%d\n", | |
700 | name, type, (int)PTR_ERR(wdev)); | |
701 | else | |
702 | brcmf_cfg80211_update_proto_addr_mode(wdev); | |
703 | ||
704 | return wdev; | |
9f440b7b AS |
705 | } |
706 | ||
5e787f75 DK |
707 | static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc) |
708 | { | |
c08437b4 | 709 | if (brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_NEED_MPC)) |
5e787f75 DK |
710 | brcmf_set_mpc(ifp, mpc); |
711 | } | |
712 | ||
f96aa07e | 713 | void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) |
5f4f9f11 | 714 | { |
5f4f9f11 AS |
715 | s32 err = 0; |
716 | ||
717 | if (check_vif_up(ifp->vif)) { | |
718 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
719 | if (err) { | |
720 | brcmf_err("fail to set mpc\n"); | |
721 | return; | |
722 | } | |
723 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
724 | } | |
725 | } | |
726 | ||
a0f472ac AS |
727 | s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
728 | struct brcmf_if *ifp, bool aborted, | |
729 | bool fw_abort) | |
5f4f9f11 AS |
730 | { |
731 | struct brcmf_scan_params_le params_le; | |
732 | struct cfg80211_scan_request *scan_request; | |
733 | s32 err = 0; | |
734 | ||
735 | brcmf_dbg(SCAN, "Enter\n"); | |
736 | ||
737 | /* clear scan request, because the FW abort can cause a second call */ | |
738 | /* to this functon and might cause a double cfg80211_scan_done */ | |
739 | scan_request = cfg->scan_request; | |
740 | cfg->scan_request = NULL; | |
741 | ||
742 | if (timer_pending(&cfg->escan_timeout)) | |
743 | del_timer_sync(&cfg->escan_timeout); | |
744 | ||
745 | if (fw_abort) { | |
746 | /* Do a scan abort to stop the driver's scan engine */ | |
747 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
748 | memset(¶ms_le, 0, sizeof(params_le)); | |
93803b33 | 749 | eth_broadcast_addr(params_le.bssid); |
5f4f9f11 AS |
750 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
751 | params_le.scan_type = 0; | |
752 | params_le.channel_num = cpu_to_le32(1); | |
753 | params_le.nprobes = cpu_to_le32(1); | |
754 | params_le.active_time = cpu_to_le32(-1); | |
755 | params_le.passive_time = cpu_to_le32(-1); | |
756 | params_le.home_time = cpu_to_le32(-1); | |
757 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
758 | params_le.channel_list[0] = cpu_to_le16(-1); | |
759 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
f96aa07e | 760 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
5f4f9f11 AS |
761 | ¶ms_le, sizeof(params_le)); |
762 | if (err) | |
763 | brcmf_err("Scan abort failed\n"); | |
764 | } | |
0f0fe990 | 765 | |
5e787f75 | 766 | brcmf_scan_config_mpc(ifp, 1); |
0f0fe990 | 767 | |
5f4f9f11 AS |
768 | /* |
769 | * e-scan can be initiated by scheduled scan | |
770 | * which takes precedence. | |
771 | */ | |
772 | if (cfg->sched_escan) { | |
773 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
774 | cfg->sched_escan = false; | |
775 | if (!aborted) | |
776 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
5f4f9f11 AS |
777 | } else if (scan_request) { |
778 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
779 | aborted ? "Aborted" : "Done"); | |
780 | cfg80211_scan_done(scan_request, aborted); | |
5f4f9f11 | 781 | } |
6eda4e2c HM |
782 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) |
783 | brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n"); | |
5f4f9f11 AS |
784 | |
785 | return err; | |
786 | } | |
787 | ||
9f440b7b AS |
788 | static |
789 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
790 | { | |
5f4f9f11 AS |
791 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
792 | struct net_device *ndev = wdev->netdev; | |
793 | ||
794 | /* vif event pending in firmware */ | |
795 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
796 | return -EBUSY; | |
797 | ||
798 | if (ndev) { | |
799 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
a0f472ac AS |
800 | cfg->escan_info.ifp == netdev_priv(ndev)) |
801 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), | |
802 | true, true); | |
5f4f9f11 AS |
803 | |
804 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
805 | } | |
806 | ||
9f440b7b AS |
807 | switch (wdev->iftype) { |
808 | case NL80211_IFTYPE_ADHOC: | |
809 | case NL80211_IFTYPE_STATION: | |
810 | case NL80211_IFTYPE_AP: | |
811 | case NL80211_IFTYPE_AP_VLAN: | |
812 | case NL80211_IFTYPE_WDS: | |
813 | case NL80211_IFTYPE_MONITOR: | |
814 | case NL80211_IFTYPE_MESH_POINT: | |
815 | return -EOPNOTSUPP; | |
816 | case NL80211_IFTYPE_P2P_CLIENT: | |
817 | case NL80211_IFTYPE_P2P_GO: | |
27f10e38 | 818 | case NL80211_IFTYPE_P2P_DEVICE: |
9f440b7b AS |
819 | return brcmf_p2p_del_vif(wiphy, wdev); |
820 | case NL80211_IFTYPE_UNSPECIFIED: | |
9f440b7b AS |
821 | default: |
822 | return -EINVAL; | |
823 | } | |
824 | return -EOPNOTSUPP; | |
825 | } | |
826 | ||
5b435de0 AS |
827 | static s32 |
828 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
829 | enum nl80211_iftype type, u32 *flags, | |
830 | struct vif_params *params) | |
831 | { | |
7a5c1f64 | 832 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 833 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 834 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 835 | s32 infra = 0; |
1a873342 | 836 | s32 ap = 0; |
5b435de0 AS |
837 | s32 err = 0; |
838 | ||
37a869ec HM |
839 | brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, type=%d\n", ifp->bsscfgidx, |
840 | type); | |
178e9ef9 HM |
841 | |
842 | /* WAR: There are a number of p2p interface related problems which | |
843 | * need to be handled initially (before doing the validate). | |
844 | * wpa_supplicant tends to do iface changes on p2p device/client/go | |
845 | * which are not always possible/allowed. However we need to return | |
846 | * OK otherwise the wpa_supplicant wont start. The situation differs | |
847 | * on configuration and setup (p2pon=1 module param). The first check | |
848 | * is to see if the request is a change to station for p2p iface. | |
849 | */ | |
850 | if ((type == NL80211_IFTYPE_STATION) && | |
851 | ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) || | |
852 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) || | |
853 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) { | |
854 | brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n"); | |
855 | /* Now depending on whether module param p2pon=1 was used the | |
856 | * response needs to be either 0 or EOPNOTSUPP. The reason is | |
857 | * that if p2pon=1 is used, but a newer supplicant is used then | |
858 | * we should return an error, as this combination wont work. | |
859 | * In other situations 0 is returned and supplicant will start | |
860 | * normally. It will give a trace in cfg80211, but it is the | |
861 | * only way to get it working. Unfortunately this will result | |
862 | * in situation where we wont support new supplicant in | |
863 | * combination with module param p2pon=1, but that is the way | |
864 | * it is. If the user tries this then unloading of driver might | |
865 | * fail/lock. | |
866 | */ | |
867 | if (cfg->p2p.p2pdev_dynamically) | |
868 | return -EOPNOTSUPP; | |
869 | else | |
870 | return 0; | |
871 | } | |
39504a2d AS |
872 | err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type); |
873 | if (err) { | |
874 | brcmf_err("iface validation failed: err=%d\n", err); | |
875 | return err; | |
876 | } | |
5b435de0 AS |
877 | switch (type) { |
878 | case NL80211_IFTYPE_MONITOR: | |
879 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
880 | brcmf_err("type (%d) : currently we do not support this type\n", |
881 | type); | |
5b435de0 AS |
882 | return -EOPNOTSUPP; |
883 | case NL80211_IFTYPE_ADHOC: | |
5b435de0 AS |
884 | infra = 0; |
885 | break; | |
886 | case NL80211_IFTYPE_STATION: | |
5b435de0 AS |
887 | infra = 1; |
888 | break; | |
1a873342 | 889 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 890 | case NL80211_IFTYPE_P2P_GO: |
1a873342 HM |
891 | ap = 1; |
892 | break; | |
5b435de0 AS |
893 | default: |
894 | err = -EINVAL; | |
895 | goto done; | |
896 | } | |
897 | ||
1a873342 | 898 | if (ap) { |
7a5c1f64 HM |
899 | if (type == NL80211_IFTYPE_P2P_GO) { |
900 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
901 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
902 | } | |
903 | if (!err) { | |
7a5c1f64 HM |
904 | brcmf_dbg(INFO, "IF Type = AP\n"); |
905 | } | |
5b435de0 | 906 | } else { |
128ce3b6 | 907 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 908 | if (err) { |
57d6e91a | 909 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
910 | err = -EAGAIN; |
911 | goto done; | |
912 | } | |
967fe2c8 | 913 | brcmf_dbg(INFO, "IF Type = %s\n", brcmf_is_ibssmode(vif) ? |
647c9ae0 | 914 | "Adhoc" : "Infra"); |
5b435de0 | 915 | } |
1a873342 | 916 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 | 917 | |
8851cce0 HM |
918 | brcmf_cfg80211_update_proto_addr_mode(&vif->wdev); |
919 | ||
5b435de0 | 920 | done: |
d96b801f | 921 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
922 | |
923 | return err; | |
924 | } | |
925 | ||
83cf17aa FL |
926 | static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, |
927 | struct brcmf_scan_params_le *params_le, | |
e756af5b HM |
928 | struct cfg80211_scan_request *request) |
929 | { | |
930 | u32 n_ssids; | |
931 | u32 n_channels; | |
932 | s32 i; | |
933 | s32 offset; | |
029591f3 | 934 | u16 chanspec; |
e756af5b | 935 | char *ptr; |
029591f3 | 936 | struct brcmf_ssid_le ssid_le; |
e756af5b | 937 | |
93803b33 | 938 | eth_broadcast_addr(params_le->bssid); |
e756af5b HM |
939 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
940 | params_le->scan_type = 0; | |
941 | params_le->channel_num = 0; | |
942 | params_le->nprobes = cpu_to_le32(-1); | |
943 | params_le->active_time = cpu_to_le32(-1); | |
944 | params_le->passive_time = cpu_to_le32(-1); | |
945 | params_le->home_time = cpu_to_le32(-1); | |
946 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
947 | ||
948 | /* if request is null exit so it will be all channel broadcast scan */ | |
949 | if (!request) | |
950 | return; | |
951 | ||
952 | n_ssids = request->n_ssids; | |
953 | n_channels = request->n_channels; | |
954 | /* Copy channel array if applicable */ | |
4e8a008e AS |
955 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
956 | n_channels); | |
e756af5b HM |
957 | if (n_channels > 0) { |
958 | for (i = 0; i < n_channels; i++) { | |
83cf17aa FL |
959 | chanspec = channel_to_chanspec(&cfg->d11inf, |
960 | request->channels[i]); | |
4e8a008e AS |
961 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
962 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 963 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
964 | } |
965 | } else { | |
4e8a008e | 966 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
967 | } |
968 | /* Copy ssid array if applicable */ | |
4e8a008e | 969 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
970 | if (n_ssids > 0) { |
971 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
972 | n_channels * sizeof(u16); | |
973 | offset = roundup(offset, sizeof(u32)); | |
974 | ptr = (char *)params_le + offset; | |
975 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
976 | memset(&ssid_le, 0, sizeof(ssid_le)); |
977 | ssid_le.SSID_len = | |
978 | cpu_to_le32(request->ssids[i].ssid_len); | |
979 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
980 | request->ssids[i].ssid_len); | |
981 | if (!ssid_le.SSID_len) | |
4e8a008e | 982 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 983 | else |
4e8a008e AS |
984 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
985 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
986 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
987 | ptr += sizeof(ssid_le); | |
e756af5b HM |
988 | } |
989 | } else { | |
4e8a008e | 990 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 991 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
992 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
993 | params_le->ssid_le.SSID, | |
994 | request->ssids->ssid_len); | |
e756af5b HM |
995 | params_le->ssid_le.SSID_len = |
996 | cpu_to_le32(request->ssids->ssid_len); | |
997 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
998 | request->ssids->ssid_len); | |
999 | } | |
1000 | } | |
1001 | /* Adding mask to channel numbers */ | |
1002 | params_le->channel_num = | |
1003 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
1004 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
1005 | } | |
1006 | ||
e756af5b | 1007 | static s32 |
a0f472ac | 1008 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, |
c4958106 | 1009 | struct cfg80211_scan_request *request) |
e756af5b HM |
1010 | { |
1011 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
1012 | offsetof(struct brcmf_escan_params_le, params_le); | |
1013 | struct brcmf_escan_params_le *params; | |
1014 | s32 err = 0; | |
1015 | ||
4e8a008e | 1016 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
1017 | |
1018 | if (request != NULL) { | |
1019 | /* Allocate space for populating ssids in struct */ | |
1020 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
1021 | ||
1022 | /* Allocate space for populating ssids in struct */ | |
e9a6ca82 | 1023 | params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids; |
e756af5b HM |
1024 | } |
1025 | ||
1026 | params = kzalloc(params_size, GFP_KERNEL); | |
1027 | if (!params) { | |
1028 | err = -ENOMEM; | |
1029 | goto exit; | |
1030 | } | |
1031 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
83cf17aa | 1032 | brcmf_escan_prep(cfg, ¶ms->params_le, request); |
e756af5b | 1033 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); |
c4958106 | 1034 | params->action = cpu_to_le16(WL_ESCAN_ACTION_START); |
e756af5b HM |
1035 | params->sync_id = cpu_to_le16(0x1234); |
1036 | ||
a0f472ac | 1037 | err = brcmf_fil_iovar_data_set(ifp, "escan", params, params_size); |
e756af5b HM |
1038 | if (err) { |
1039 | if (err == -EBUSY) | |
647c9ae0 | 1040 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 1041 | else |
57d6e91a | 1042 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1043 | } |
1044 | ||
1045 | kfree(params); | |
1046 | exit: | |
1047 | return err; | |
1048 | } | |
1049 | ||
1050 | static s32 | |
27a68fe3 | 1051 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
a0f472ac | 1052 | struct brcmf_if *ifp, struct cfg80211_scan_request *request) |
e756af5b HM |
1053 | { |
1054 | s32 err; | |
81f5dcb8 | 1055 | u32 passive_scan; |
e756af5b | 1056 | struct brcmf_scan_results *results; |
9f440b7b | 1057 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 1058 | |
4e8a008e | 1059 | brcmf_dbg(SCAN, "Enter\n"); |
a0f472ac | 1060 | escan->ifp = ifp; |
9f440b7b AS |
1061 | escan->wiphy = wiphy; |
1062 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 1063 | passive_scan = cfg->active_scan ? 0 : 1; |
f96aa07e | 1064 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1065 | passive_scan); |
e756af5b | 1066 | if (err) { |
57d6e91a | 1067 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
1068 | return err; |
1069 | } | |
5e787f75 | 1070 | brcmf_scan_config_mpc(ifp, 0); |
27a68fe3 | 1071 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
1072 | results->version = 0; |
1073 | results->count = 0; | |
1074 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
1075 | ||
c4958106 | 1076 | err = escan->run(cfg, ifp, request); |
e756af5b | 1077 | if (err) |
5e787f75 | 1078 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1079 | return err; |
1080 | } | |
1081 | ||
1082 | static s32 | |
a0f472ac | 1083 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, |
e756af5b HM |
1084 | struct cfg80211_scan_request *request, |
1085 | struct cfg80211_ssid *this_ssid) | |
1086 | { | |
a0f472ac AS |
1087 | struct brcmf_if *ifp = vif->ifp; |
1088 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
e756af5b | 1089 | struct cfg80211_ssid *ssids; |
81f5dcb8 | 1090 | u32 passive_scan; |
e756af5b HM |
1091 | bool escan_req; |
1092 | bool spec_scan; | |
1093 | s32 err; | |
675f5d82 | 1094 | struct brcmf_ssid_le ssid_le; |
e756af5b HM |
1095 | u32 SSID_len; |
1096 | ||
4e8a008e | 1097 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 1098 | |
c1179033 | 1099 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 1100 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
1101 | return -EAGAIN; |
1102 | } | |
c1179033 | 1103 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
1104 | brcmf_err("Scanning being aborted: status (%lu)\n", |
1105 | cfg->scan_status); | |
e756af5b HM |
1106 | return -EAGAIN; |
1107 | } | |
1687eee2 AS |
1108 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { |
1109 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
1110 | cfg->scan_status); | |
1111 | return -EAGAIN; | |
1112 | } | |
c1179033 | 1113 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 1114 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
1115 | return -EAGAIN; |
1116 | } | |
1117 | ||
0f8ffe17 | 1118 | /* If scan req comes for p2p0, send it over primary I/F */ |
a0f472ac AS |
1119 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
1120 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; | |
0f8ffe17 | 1121 | |
e756af5b HM |
1122 | escan_req = false; |
1123 | if (request) { | |
1124 | /* scan bss */ | |
1125 | ssids = request->ssids; | |
1126 | escan_req = true; | |
1127 | } else { | |
1128 | /* scan in ibss */ | |
1129 | /* we don't do escan in ibss */ | |
1130 | ssids = this_ssid; | |
1131 | } | |
1132 | ||
27a68fe3 | 1133 | cfg->scan_request = request; |
c1179033 | 1134 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 1135 | if (escan_req) { |
9f440b7b | 1136 | cfg->escan_info.run = brcmf_run_escan; |
a0f472ac | 1137 | err = brcmf_p2p_scan_prep(wiphy, request, vif); |
9f440b7b AS |
1138 | if (err) |
1139 | goto scan_out; | |
1140 | ||
a0f472ac | 1141 | err = brcmf_do_escan(cfg, wiphy, vif->ifp, request); |
2cb941c0 | 1142 | if (err) |
e756af5b HM |
1143 | goto scan_out; |
1144 | } else { | |
4e8a008e AS |
1145 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
1146 | ssids->ssid, ssids->ssid_len); | |
675f5d82 HM |
1147 | memset(&ssid_le, 0, sizeof(ssid_le)); |
1148 | SSID_len = min_t(u8, sizeof(ssid_le.SSID), ssids->ssid_len); | |
1149 | ssid_le.SSID_len = cpu_to_le32(0); | |
e756af5b HM |
1150 | spec_scan = false; |
1151 | if (SSID_len) { | |
675f5d82 HM |
1152 | memcpy(ssid_le.SSID, ssids->ssid, SSID_len); |
1153 | ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
e756af5b HM |
1154 | spec_scan = true; |
1155 | } else | |
4e8a008e | 1156 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 1157 | |
81f5dcb8 | 1158 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 1159 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 1160 | passive_scan); |
e756af5b | 1161 | if (err) { |
57d6e91a | 1162 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
1163 | goto scan_out; |
1164 | } | |
5e787f75 | 1165 | brcmf_scan_config_mpc(ifp, 0); |
675f5d82 HM |
1166 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &ssid_le, |
1167 | sizeof(ssid_le)); | |
e756af5b HM |
1168 | if (err) { |
1169 | if (err == -EBUSY) | |
647c9ae0 | 1170 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
675f5d82 | 1171 | ssid_le.SSID); |
e756af5b | 1172 | else |
57d6e91a | 1173 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b | 1174 | |
5e787f75 | 1175 | brcmf_scan_config_mpc(ifp, 1); |
e756af5b HM |
1176 | goto scan_out; |
1177 | } | |
1178 | } | |
1179 | ||
661fa95d HM |
1180 | /* Arm scan timeout timer */ |
1181 | mod_timer(&cfg->escan_timeout, jiffies + | |
d5367334 | 1182 | BRCMF_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
661fa95d | 1183 | |
e756af5b HM |
1184 | return 0; |
1185 | ||
1186 | scan_out: | |
c1179033 | 1187 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 1188 | cfg->scan_request = NULL; |
e756af5b HM |
1189 | return err; |
1190 | } | |
1191 | ||
5b435de0 | 1192 | static s32 |
0abb5f21 | 1193 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1194 | { |
a0f472ac | 1195 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
1196 | s32 err = 0; |
1197 | ||
d96b801f | 1198 | brcmf_dbg(TRACE, "Enter\n"); |
a0f472ac AS |
1199 | vif = container_of(request->wdev, struct brcmf_cfg80211_vif, wdev); |
1200 | if (!check_vif_up(vif)) | |
5b435de0 AS |
1201 | return -EIO; |
1202 | ||
a0f472ac | 1203 | err = brcmf_cfg80211_escan(wiphy, vif, request, NULL); |
e756af5b | 1204 | |
5b435de0 | 1205 | if (err) |
57d6e91a | 1206 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 1207 | |
d96b801f | 1208 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1209 | return err; |
1210 | } | |
1211 | ||
1212 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1213 | { | |
1214 | s32 err = 0; | |
1215 | ||
ac24be6f AS |
1216 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1217 | rts_threshold); | |
5b435de0 | 1218 | if (err) |
57d6e91a | 1219 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1220 | |
1221 | return err; | |
1222 | } | |
1223 | ||
1224 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1225 | { | |
1226 | s32 err = 0; | |
1227 | ||
ac24be6f AS |
1228 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1229 | frag_threshold); | |
5b435de0 | 1230 | if (err) |
57d6e91a | 1231 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
1232 | |
1233 | return err; | |
1234 | } | |
1235 | ||
1236 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1237 | { | |
1238 | s32 err = 0; | |
b87e2c48 | 1239 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 1240 | |
ac24be6f | 1241 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 1242 | if (err) { |
57d6e91a | 1243 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
1244 | return err; |
1245 | } | |
1246 | return err; | |
1247 | } | |
1248 | ||
1249 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1250 | { | |
27a68fe3 AS |
1251 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1252 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1253 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1254 | s32 err = 0; |
1255 | ||
d96b801f | 1256 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1257 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1258 | return -EIO; |
1259 | ||
1260 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1261 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1262 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1263 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1264 | if (!err) |
1265 | goto done; | |
1266 | } | |
1267 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1268 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1269 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1270 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1271 | if (!err) |
1272 | goto done; | |
1273 | } | |
1274 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1275 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1276 | cfg->conf->retry_long = wiphy->retry_long; | |
1277 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1278 | if (!err) |
1279 | goto done; | |
1280 | } | |
1281 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1282 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1283 | cfg->conf->retry_short = wiphy->retry_short; | |
1284 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1285 | if (!err) |
1286 | goto done; | |
1287 | } | |
1288 | ||
1289 | done: | |
d96b801f | 1290 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1291 | return err; |
1292 | } | |
1293 | ||
5b435de0 AS |
1294 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1295 | { | |
1296 | memset(prof, 0, sizeof(*prof)); | |
1297 | } | |
1298 | ||
9b7a0ddc AS |
1299 | static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) |
1300 | { | |
1301 | u16 reason; | |
1302 | ||
1303 | switch (e->event_code) { | |
1304 | case BRCMF_E_DEAUTH: | |
1305 | case BRCMF_E_DEAUTH_IND: | |
1306 | case BRCMF_E_DISASSOC_IND: | |
1307 | reason = e->reason; | |
1308 | break; | |
1309 | case BRCMF_E_LINK: | |
1310 | default: | |
1311 | reason = 0; | |
1312 | break; | |
1313 | } | |
1314 | return reason; | |
1315 | } | |
1316 | ||
1317 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason) | |
5b435de0 | 1318 | { |
61730d4d | 1319 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy); |
5b435de0 AS |
1320 | s32 err = 0; |
1321 | ||
d96b801f | 1322 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1323 | |
b0a79088 | 1324 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1325 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1326 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1327 | BRCMF_C_DISASSOC, NULL, 0); |
a538ae31 | 1328 | if (err) { |
57d6e91a | 1329 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
a538ae31 | 1330 | } |
b0a79088 HM |
1331 | if ((vif->wdev.iftype == NL80211_IFTYPE_STATION) || |
1332 | (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) | |
1333 | cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0, | |
1334 | true, GFP_KERNEL); | |
5b435de0 | 1335 | } |
903e0eee | 1336 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
61730d4d PH |
1337 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); |
1338 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
d96b801f | 1339 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1340 | } |
1341 | ||
1342 | static s32 | |
1343 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1344 | struct cfg80211_ibss_params *params) | |
1345 | { | |
27a68fe3 | 1346 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1347 | struct brcmf_if *ifp = netdev_priv(ndev); |
1348 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1349 | struct brcmf_join_params join_params; |
1350 | size_t join_params_size = 0; | |
1351 | s32 err = 0; | |
1352 | s32 wsec = 0; | |
1353 | s32 bcnprd; | |
1701261d | 1354 | u16 chanspec; |
e9a6ca82 | 1355 | u32 ssid_len; |
5b435de0 | 1356 | |
d96b801f | 1357 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1358 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1359 | return -EIO; |
1360 | ||
1361 | if (params->ssid) | |
16886735 | 1362 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1363 | else { |
16886735 | 1364 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1365 | return -EOPNOTSUPP; |
1366 | } | |
1367 | ||
c1179033 | 1368 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1369 | |
1370 | if (params->bssid) | |
16886735 | 1371 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1372 | else |
16886735 | 1373 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1374 | |
683b6d3b | 1375 | if (params->chandef.chan) |
16886735 AS |
1376 | brcmf_dbg(CONN, "channel: %d\n", |
1377 | params->chandef.chan->center_freq); | |
5b435de0 | 1378 | else |
16886735 | 1379 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1380 | |
1381 | if (params->channel_fixed) | |
16886735 | 1382 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1383 | else |
16886735 | 1384 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1385 | |
1386 | if (params->ie && params->ie_len) | |
16886735 | 1387 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1388 | else |
16886735 | 1389 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1390 | |
1391 | if (params->beacon_interval) | |
16886735 AS |
1392 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1393 | params->beacon_interval); | |
5b435de0 | 1394 | else |
16886735 | 1395 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1396 | |
1397 | if (params->basic_rates) | |
16886735 | 1398 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1399 | else |
16886735 | 1400 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1401 | |
1402 | if (params->privacy) | |
16886735 | 1403 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1404 | else |
16886735 | 1405 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1406 | |
1407 | /* Configure Privacy for starter */ | |
1408 | if (params->privacy) | |
1409 | wsec |= WEP_ENABLED; | |
1410 | ||
c1179033 | 1411 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1412 | if (err) { |
57d6e91a | 1413 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1414 | goto done; |
1415 | } | |
1416 | ||
1417 | /* Configure Beacon Interval for starter */ | |
1418 | if (params->beacon_interval) | |
1419 | bcnprd = params->beacon_interval; | |
1420 | else | |
1421 | bcnprd = 100; | |
1422 | ||
b87e2c48 | 1423 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1424 | if (err) { |
57d6e91a | 1425 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1426 | goto done; |
1427 | } | |
1428 | ||
1429 | /* Configure required join parameter */ | |
1430 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1431 | ||
1432 | /* SSID */ | |
e9a6ca82 HM |
1433 | ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN); |
1434 | memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len); | |
1435 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 1436 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1437 | |
1438 | /* BSSID */ | |
1439 | if (params->bssid) { | |
1440 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
e9a6ca82 | 1441 | join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE; |
6c8c4f72 | 1442 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1443 | } else { |
93803b33 JP |
1444 | eth_broadcast_addr(join_params.params_le.bssid); |
1445 | eth_zero_addr(profile->bssid); | |
5b435de0 AS |
1446 | } |
1447 | ||
5b435de0 | 1448 | /* Channel */ |
683b6d3b | 1449 | if (params->chandef.chan) { |
5b435de0 AS |
1450 | u32 target_channel; |
1451 | ||
27a68fe3 | 1452 | cfg->channel = |
5b435de0 | 1453 | ieee80211_frequency_to_channel( |
683b6d3b | 1454 | params->chandef.chan->center_freq); |
5b435de0 AS |
1455 | if (params->channel_fixed) { |
1456 | /* adding chanspec */ | |
600a897d AS |
1457 | chanspec = chandef_to_chanspec(&cfg->d11inf, |
1458 | ¶ms->chandef); | |
1701261d HM |
1459 | join_params.params_le.chanspec_list[0] = |
1460 | cpu_to_le16(chanspec); | |
1461 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1462 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1463 | } |
1464 | ||
1465 | /* set channel for starter */ | |
27a68fe3 | 1466 | target_channel = cfg->channel; |
b87e2c48 | 1467 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1468 | target_channel); |
5b435de0 | 1469 | if (err) { |
57d6e91a | 1470 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1471 | goto done; |
1472 | } | |
1473 | } else | |
27a68fe3 | 1474 | cfg->channel = 0; |
5b435de0 | 1475 | |
27a68fe3 | 1476 | cfg->ibss_starter = false; |
5b435de0 AS |
1477 | |
1478 | ||
c1179033 | 1479 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1480 | &join_params, join_params_size); |
5b435de0 | 1481 | if (err) { |
57d6e91a | 1482 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1483 | goto done; |
1484 | } | |
1485 | ||
1486 | done: | |
1487 | if (err) | |
c1179033 | 1488 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1489 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1490 | return err; |
1491 | } | |
1492 | ||
1493 | static s32 | |
1494 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1495 | { | |
0abb5f21 | 1496 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 1497 | |
d96b801f | 1498 | brcmf_dbg(TRACE, "Enter\n"); |
6a98d64a HM |
1499 | if (!check_vif_up(ifp->vif)) { |
1500 | /* When driver is being unloaded, it can end up here. If an | |
1501 | * error is returned then later on a debug trace in the wireless | |
1502 | * core module will be printed. To avoid this 0 is returned. | |
1503 | */ | |
1504 | return 0; | |
1505 | } | |
5b435de0 | 1506 | |
9b7a0ddc | 1507 | brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING); |
42e0ed0d | 1508 | brcmf_net_setcarrier(ifp, false); |
5b435de0 | 1509 | |
d96b801f | 1510 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 | 1511 | |
12f32370 | 1512 | return 0; |
5b435de0 AS |
1513 | } |
1514 | ||
1515 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1516 | struct cfg80211_connect_params *sme) | |
1517 | { | |
6ac4f4ed | 1518 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1519 | struct brcmf_cfg80211_security *sec; |
1520 | s32 val = 0; | |
1521 | s32 err = 0; | |
1522 | ||
1523 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1524 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1525 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1526 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1527 | else | |
1528 | val = WPA_AUTH_DISABLED; | |
16886735 | 1529 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
89286dc9 | 1530 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1531 | if (err) { |
57d6e91a | 1532 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1533 | return err; |
1534 | } | |
06bb123e | 1535 | sec = &profile->sec; |
5b435de0 AS |
1536 | sec->wpa_versions = sme->crypto.wpa_versions; |
1537 | return err; | |
1538 | } | |
1539 | ||
1540 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1541 | struct cfg80211_connect_params *sme) | |
1542 | { | |
6ac4f4ed | 1543 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1544 | struct brcmf_cfg80211_security *sec; |
1545 | s32 val = 0; | |
1546 | s32 err = 0; | |
1547 | ||
1548 | switch (sme->auth_type) { | |
1549 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1550 | val = 0; | |
16886735 | 1551 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1552 | break; |
1553 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1554 | val = 1; | |
16886735 | 1555 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1556 | break; |
1557 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1558 | val = 2; | |
16886735 | 1559 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1560 | break; |
1561 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1562 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1563 | default: |
1564 | val = 2; | |
57d6e91a | 1565 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1566 | break; |
1567 | } | |
1568 | ||
89286dc9 | 1569 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1570 | if (err) { |
57d6e91a | 1571 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1572 | return err; |
1573 | } | |
06bb123e | 1574 | sec = &profile->sec; |
5b435de0 AS |
1575 | sec->auth_type = sme->auth_type; |
1576 | return err; | |
1577 | } | |
1578 | ||
1579 | static s32 | |
87b7e9e2 | 1580 | brcmf_set_wsec_mode(struct net_device *ndev, |
240d61a9 | 1581 | struct cfg80211_connect_params *sme) |
5b435de0 | 1582 | { |
6ac4f4ed | 1583 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1584 | struct brcmf_cfg80211_security *sec; |
1585 | s32 pval = 0; | |
1586 | s32 gval = 0; | |
87b7e9e2 | 1587 | s32 wsec; |
5b435de0 AS |
1588 | s32 err = 0; |
1589 | ||
1590 | if (sme->crypto.n_ciphers_pairwise) { | |
1591 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1592 | case WLAN_CIPHER_SUITE_WEP40: | |
1593 | case WLAN_CIPHER_SUITE_WEP104: | |
1594 | pval = WEP_ENABLED; | |
1595 | break; | |
1596 | case WLAN_CIPHER_SUITE_TKIP: | |
1597 | pval = TKIP_ENABLED; | |
1598 | break; | |
1599 | case WLAN_CIPHER_SUITE_CCMP: | |
1600 | pval = AES_ENABLED; | |
1601 | break; | |
1602 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1603 | pval = AES_ENABLED; | |
1604 | break; | |
1605 | default: | |
57d6e91a AS |
1606 | brcmf_err("invalid cipher pairwise (%d)\n", |
1607 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1608 | return -EINVAL; |
1609 | } | |
1610 | } | |
1611 | if (sme->crypto.cipher_group) { | |
1612 | switch (sme->crypto.cipher_group) { | |
1613 | case WLAN_CIPHER_SUITE_WEP40: | |
1614 | case WLAN_CIPHER_SUITE_WEP104: | |
1615 | gval = WEP_ENABLED; | |
1616 | break; | |
1617 | case WLAN_CIPHER_SUITE_TKIP: | |
1618 | gval = TKIP_ENABLED; | |
1619 | break; | |
1620 | case WLAN_CIPHER_SUITE_CCMP: | |
1621 | gval = AES_ENABLED; | |
1622 | break; | |
1623 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1624 | gval = AES_ENABLED; | |
1625 | break; | |
1626 | default: | |
57d6e91a AS |
1627 | brcmf_err("invalid cipher group (%d)\n", |
1628 | sme->crypto.cipher_group); | |
5b435de0 AS |
1629 | return -EINVAL; |
1630 | } | |
1631 | } | |
1632 | ||
16886735 | 1633 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
89286dc9 HM |
1634 | /* In case of privacy, but no security and WPS then simulate */ |
1635 | /* setting AES. WPS-2.0 allows no security */ | |
1636 | if (brcmf_find_wpsie(sme->ie, sme->ie_len) && !pval && !gval && | |
1637 | sme->privacy) | |
1638 | pval = AES_ENABLED; | |
87b7e9e2 | 1639 | |
240d61a9 | 1640 | wsec = pval | gval; |
87b7e9e2 | 1641 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); |
5b435de0 | 1642 | if (err) { |
57d6e91a | 1643 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1644 | return err; |
1645 | } | |
1646 | ||
06bb123e | 1647 | sec = &profile->sec; |
5b435de0 AS |
1648 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1649 | sec->cipher_group = sme->crypto.cipher_group; | |
1650 | ||
1651 | return err; | |
1652 | } | |
1653 | ||
1654 | static s32 | |
1655 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1656 | { | |
240d61a9 HM |
1657 | struct brcmf_if *ifp = netdev_priv(ndev); |
1658 | s32 val; | |
1659 | s32 err; | |
1660 | const struct brcmf_tlv *rsn_ie; | |
1661 | const u8 *ie; | |
1662 | u32 ie_len; | |
1663 | u32 offset; | |
1664 | u16 rsn_cap; | |
1665 | u32 mfp; | |
1666 | u16 count; | |
5b435de0 | 1667 | |
240d61a9 HM |
1668 | if (!sme->crypto.n_akm_suites) |
1669 | return 0; | |
1670 | ||
1671 | err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wpa_auth", &val); | |
1672 | if (err) { | |
1673 | brcmf_err("could not get wpa_auth (%d)\n", err); | |
1674 | return err; | |
1675 | } | |
1676 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1677 | switch (sme->crypto.akm_suites[0]) { | |
1678 | case WLAN_AKM_SUITE_8021X: | |
1679 | val = WPA_AUTH_UNSPECIFIED; | |
1680 | break; | |
1681 | case WLAN_AKM_SUITE_PSK: | |
1682 | val = WPA_AUTH_PSK; | |
1683 | break; | |
1684 | default: | |
1685 | brcmf_err("invalid cipher group (%d)\n", | |
1686 | sme->crypto.cipher_group); | |
1687 | return -EINVAL; | |
5b435de0 | 1688 | } |
240d61a9 HM |
1689 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { |
1690 | switch (sme->crypto.akm_suites[0]) { | |
1691 | case WLAN_AKM_SUITE_8021X: | |
1692 | val = WPA2_AUTH_UNSPECIFIED; | |
1693 | break; | |
1694 | case WLAN_AKM_SUITE_8021X_SHA256: | |
1695 | val = WPA2_AUTH_1X_SHA256; | |
1696 | break; | |
1697 | case WLAN_AKM_SUITE_PSK_SHA256: | |
1698 | val = WPA2_AUTH_PSK_SHA256; | |
1699 | break; | |
1700 | case WLAN_AKM_SUITE_PSK: | |
1701 | val = WPA2_AUTH_PSK; | |
1702 | break; | |
1703 | default: | |
1704 | brcmf_err("invalid cipher group (%d)\n", | |
1705 | sme->crypto.cipher_group); | |
1706 | return -EINVAL; | |
5b435de0 | 1707 | } |
240d61a9 | 1708 | } |
5b435de0 | 1709 | |
240d61a9 HM |
1710 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) |
1711 | goto skip_mfp_config; | |
1712 | /* The MFP mode (1 or 2) needs to be determined, parse IEs. The | |
1713 | * IE will not be verified, just a quick search for MFP config | |
1714 | */ | |
1715 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, sme->ie_len, | |
1716 | WLAN_EID_RSN); | |
1717 | if (!rsn_ie) | |
1718 | goto skip_mfp_config; | |
1719 | ie = (const u8 *)rsn_ie; | |
1720 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1721 | /* Skip unicast suite */ | |
1722 | offset = TLV_HDR_LEN + WPA_IE_VERSION_LEN + WPA_IE_MIN_OUI_LEN; | |
1723 | if (offset + WPA_IE_SUITE_COUNT_LEN >= ie_len) | |
1724 | goto skip_mfp_config; | |
1725 | /* Skip multicast suite */ | |
1726 | count = ie[offset] + (ie[offset + 1] << 8); | |
1727 | offset += WPA_IE_SUITE_COUNT_LEN + (count * WPA_IE_MIN_OUI_LEN); | |
1728 | if (offset + WPA_IE_SUITE_COUNT_LEN >= ie_len) | |
1729 | goto skip_mfp_config; | |
1730 | /* Skip auth key management suite(s) */ | |
1731 | count = ie[offset] + (ie[offset + 1] << 8); | |
1732 | offset += WPA_IE_SUITE_COUNT_LEN + (count * WPA_IE_MIN_OUI_LEN); | |
1733 | if (offset + WPA_IE_SUITE_COUNT_LEN > ie_len) | |
1734 | goto skip_mfp_config; | |
1735 | /* Ready to read capabilities */ | |
1736 | mfp = BRCMF_MFP_NONE; | |
1737 | rsn_cap = ie[offset] + (ie[offset + 1] << 8); | |
1738 | if (rsn_cap & RSN_CAP_MFPR_MASK) | |
1739 | mfp = BRCMF_MFP_REQUIRED; | |
1740 | else if (rsn_cap & RSN_CAP_MFPC_MASK) | |
1741 | mfp = BRCMF_MFP_CAPABLE; | |
1742 | brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "mfp", mfp); | |
1743 | ||
1744 | skip_mfp_config: | |
1745 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); | |
1746 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val); | |
1747 | if (err) { | |
1748 | brcmf_err("could not set wpa_auth (%d)\n", err); | |
1749 | return err; | |
5b435de0 | 1750 | } |
5b435de0 AS |
1751 | |
1752 | return err; | |
1753 | } | |
1754 | ||
1755 | static s32 | |
f09d0c02 HM |
1756 | brcmf_set_sharedkey(struct net_device *ndev, |
1757 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1758 | { |
6ac4f4ed | 1759 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1760 | struct brcmf_cfg80211_security *sec; |
1761 | struct brcmf_wsec_key key; | |
1762 | s32 val; | |
1763 | s32 err = 0; | |
1764 | ||
16886735 | 1765 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1766 | |
a718e2fe RV |
1767 | if (sme->key_len == 0) |
1768 | return 0; | |
1769 | ||
06bb123e | 1770 | sec = &profile->sec; |
16886735 AS |
1771 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1772 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1773 | |
1774 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1775 | return 0; | |
1776 | ||
f09d0c02 HM |
1777 | if (!(sec->cipher_pairwise & |
1778 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1779 | return 0; | |
a718e2fe | 1780 | |
f09d0c02 HM |
1781 | memset(&key, 0, sizeof(key)); |
1782 | key.len = (u32) sme->key_len; | |
1783 | key.index = (u32) sme->key_idx; | |
1784 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1785 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1786 | return -EINVAL; |
1787 | } | |
1788 | memcpy(key.data, sme->key, key.len); | |
1789 | key.flags = BRCMF_PRIMARY_KEY; | |
1790 | switch (sec->cipher_pairwise) { | |
1791 | case WLAN_CIPHER_SUITE_WEP40: | |
1792 | key.algo = CRYPTO_ALGO_WEP1; | |
1793 | break; | |
1794 | case WLAN_CIPHER_SUITE_WEP104: | |
1795 | key.algo = CRYPTO_ALGO_WEP128; | |
1796 | break; | |
1797 | default: | |
57d6e91a AS |
1798 | brcmf_err("Invalid algorithm (%d)\n", |
1799 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1800 | return -EINVAL; |
1801 | } | |
1802 | /* Set the new key/index */ | |
16886735 AS |
1803 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1804 | key.len, key.index, key.algo); | |
1805 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
118eb304 | 1806 | err = send_key_to_dongle(netdev_priv(ndev), &key); |
f09d0c02 HM |
1807 | if (err) |
1808 | return err; | |
1809 | ||
1810 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1811 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1812 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1813 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1814 | if (err) |
57d6e91a | 1815 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1816 | } |
1817 | return err; | |
1818 | } | |
1819 | ||
cbb1ec94 AS |
1820 | static |
1821 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1822 | enum nl80211_auth_type type) | |
1823 | { | |
c08437b4 AS |
1824 | if (type == NL80211_AUTHTYPE_AUTOMATIC && |
1825 | brcmf_feat_is_quirk_enabled(ifp, BRCMF_FEAT_QUIRK_AUTO_AUTH)) { | |
1826 | brcmf_dbg(CONN, "WAR: use OPEN instead of AUTO\n"); | |
1827 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
cbb1ec94 AS |
1828 | } |
1829 | return type; | |
1830 | } | |
1831 | ||
7705ba6f AS |
1832 | static void brcmf_set_join_pref(struct brcmf_if *ifp, |
1833 | struct cfg80211_bss_selection *bss_select) | |
1834 | { | |
1835 | struct brcmf_join_pref_params join_pref_params[2]; | |
1836 | enum nl80211_band band; | |
1837 | int err, i = 0; | |
1838 | ||
1839 | join_pref_params[i].len = 2; | |
1840 | join_pref_params[i].rssi_gain = 0; | |
1841 | ||
1842 | if (bss_select->behaviour != NL80211_BSS_SELECT_ATTR_BAND_PREF) | |
1843 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_ASSOC_PREFER, WLC_BAND_AUTO); | |
1844 | ||
1845 | switch (bss_select->behaviour) { | |
1846 | case __NL80211_BSS_SELECT_ATTR_INVALID: | |
1847 | brcmf_c_set_joinpref_default(ifp); | |
1848 | return; | |
1849 | case NL80211_BSS_SELECT_ATTR_BAND_PREF: | |
1850 | join_pref_params[i].type = BRCMF_JOIN_PREF_BAND; | |
1851 | band = bss_select->param.band_pref; | |
1852 | join_pref_params[i].band = nl80211_band_to_fwil(band); | |
1853 | i++; | |
1854 | break; | |
1855 | case NL80211_BSS_SELECT_ATTR_RSSI_ADJUST: | |
1856 | join_pref_params[i].type = BRCMF_JOIN_PREF_RSSI_DELTA; | |
1857 | band = bss_select->param.adjust.band; | |
1858 | join_pref_params[i].band = nl80211_band_to_fwil(band); | |
1859 | join_pref_params[i].rssi_gain = bss_select->param.adjust.delta; | |
1860 | i++; | |
1861 | break; | |
1862 | case NL80211_BSS_SELECT_ATTR_RSSI: | |
1863 | default: | |
1864 | break; | |
1865 | } | |
1866 | join_pref_params[i].type = BRCMF_JOIN_PREF_RSSI; | |
1867 | join_pref_params[i].len = 2; | |
1868 | join_pref_params[i].rssi_gain = 0; | |
1869 | join_pref_params[i].band = 0; | |
1870 | err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params, | |
1871 | sizeof(join_pref_params)); | |
1872 | if (err) | |
1873 | brcmf_err("Set join_pref error (%d)\n", err); | |
1874 | } | |
1875 | ||
5b435de0 AS |
1876 | static s32 |
1877 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1878 | struct cfg80211_connect_params *sme) |
5b435de0 | 1879 | { |
27a68fe3 | 1880 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1881 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1882 | struct ieee80211_channel *chan = sme->channel; |
1883 | struct brcmf_join_params join_params; | |
1884 | size_t join_params_size; | |
4b5800fe JB |
1885 | const struct brcmf_tlv *rsn_ie; |
1886 | const struct brcmf_vs_tlv *wpa_ie; | |
1887 | const void *ie; | |
89286dc9 HM |
1888 | u32 ie_len; |
1889 | struct brcmf_ext_join_params_le *ext_join_params; | |
1701261d | 1890 | u16 chanspec; |
5b435de0 | 1891 | s32 err = 0; |
e9a6ca82 | 1892 | u32 ssid_len; |
5b435de0 | 1893 | |
d96b801f | 1894 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1895 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1896 | return -EIO; |
1897 | ||
1898 | if (!sme->ssid) { | |
57d6e91a | 1899 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1900 | return -EOPNOTSUPP; |
1901 | } | |
1902 | ||
89286dc9 HM |
1903 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) { |
1904 | /* A normal (non P2P) connection request setup. */ | |
1905 | ie = NULL; | |
1906 | ie_len = 0; | |
1907 | /* find the WPA_IE */ | |
1908 | wpa_ie = brcmf_find_wpaie((u8 *)sme->ie, sme->ie_len); | |
1909 | if (wpa_ie) { | |
1910 | ie = wpa_ie; | |
1911 | ie_len = wpa_ie->len + TLV_HDR_LEN; | |
1912 | } else { | |
1913 | /* find the RSN_IE */ | |
4b5800fe JB |
1914 | rsn_ie = brcmf_parse_tlvs((const u8 *)sme->ie, |
1915 | sme->ie_len, | |
89286dc9 HM |
1916 | WLAN_EID_RSN); |
1917 | if (rsn_ie) { | |
1918 | ie = rsn_ie; | |
1919 | ie_len = rsn_ie->len + TLV_HDR_LEN; | |
1920 | } | |
1921 | } | |
1922 | brcmf_fil_iovar_data_set(ifp, "wpaie", ie, ie_len); | |
1923 | } | |
1924 | ||
1925 | err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG, | |
1926 | sme->ie, sme->ie_len); | |
1927 | if (err) | |
1928 | brcmf_err("Set Assoc REQ IE Failed\n"); | |
1929 | else | |
1930 | brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n"); | |
1931 | ||
c1179033 | 1932 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1933 | |
1934 | if (chan) { | |
27a68fe3 | 1935 | cfg->channel = |
5b435de0 | 1936 | ieee80211_frequency_to_channel(chan->center_freq); |
83cf17aa | 1937 | chanspec = channel_to_chanspec(&cfg->d11inf, chan); |
1701261d HM |
1938 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", |
1939 | cfg->channel, chan->center_freq, chanspec); | |
1940 | } else { | |
27a68fe3 | 1941 | cfg->channel = 0; |
1701261d HM |
1942 | chanspec = 0; |
1943 | } | |
5b435de0 | 1944 | |
647c9ae0 | 1945 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1946 | |
1947 | err = brcmf_set_wpa_version(ndev, sme); | |
1948 | if (err) { | |
57d6e91a | 1949 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1950 | goto done; |
1951 | } | |
1952 | ||
cbb1ec94 | 1953 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1954 | err = brcmf_set_auth_type(ndev, sme); |
1955 | if (err) { | |
57d6e91a | 1956 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1957 | goto done; |
1958 | } | |
1959 | ||
240d61a9 | 1960 | err = brcmf_set_wsec_mode(ndev, sme); |
5b435de0 | 1961 | if (err) { |
57d6e91a | 1962 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1963 | goto done; |
1964 | } | |
1965 | ||
1966 | err = brcmf_set_key_mgmt(ndev, sme); | |
1967 | if (err) { | |
57d6e91a | 1968 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1969 | goto done; |
1970 | } | |
1971 | ||
f09d0c02 | 1972 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1973 | if (err) { |
57d6e91a | 1974 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1975 | goto done; |
1976 | } | |
1977 | ||
89286dc9 HM |
1978 | /* Join with specific BSSID and cached SSID |
1979 | * If SSID is zero join based on BSSID only | |
1980 | */ | |
1981 | join_params_size = offsetof(struct brcmf_ext_join_params_le, assoc_le) + | |
1982 | offsetof(struct brcmf_assoc_params_le, chanspec_list); | |
1983 | if (cfg->channel) | |
1984 | join_params_size += sizeof(u16); | |
1985 | ext_join_params = kzalloc(join_params_size, GFP_KERNEL); | |
1986 | if (ext_join_params == NULL) { | |
1987 | err = -ENOMEM; | |
1988 | goto done; | |
1989 | } | |
e9a6ca82 HM |
1990 | ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN); |
1991 | ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
1992 | memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len); | |
1993 | if (ssid_len < IEEE80211_MAX_SSID_LEN) | |
1994 | brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", | |
1995 | ext_join_params->ssid_le.SSID, ssid_len); | |
63dd99e6 | 1996 | |
89286dc9 HM |
1997 | /* Set up join scan parameters */ |
1998 | ext_join_params->scan_le.scan_type = -1; | |
89286dc9 HM |
1999 | ext_join_params->scan_le.home_time = cpu_to_le32(-1); |
2000 | ||
2001 | if (sme->bssid) | |
2002 | memcpy(&ext_join_params->assoc_le.bssid, sme->bssid, ETH_ALEN); | |
2003 | else | |
93803b33 | 2004 | eth_broadcast_addr(ext_join_params->assoc_le.bssid); |
89286dc9 HM |
2005 | |
2006 | if (cfg->channel) { | |
2007 | ext_join_params->assoc_le.chanspec_num = cpu_to_le32(1); | |
2008 | ||
2009 | ext_join_params->assoc_le.chanspec_list[0] = | |
2010 | cpu_to_le16(chanspec); | |
63dd99e6 HM |
2011 | /* Increase dwell time to receive probe response or detect |
2012 | * beacon from target AP at a noisy air only during connect | |
2013 | * command. | |
2014 | */ | |
2015 | ext_join_params->scan_le.active_time = | |
2016 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS); | |
2017 | ext_join_params->scan_le.passive_time = | |
2018 | cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS); | |
2019 | /* To sync with presence period of VSDB GO send probe request | |
2020 | * more frequently. Probe request will be stopped when it gets | |
2021 | * probe response from target AP/GO. | |
2022 | */ | |
2023 | ext_join_params->scan_le.nprobes = | |
2024 | cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS / | |
2025 | BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS); | |
2026 | } else { | |
2027 | ext_join_params->scan_le.active_time = cpu_to_le32(-1); | |
2028 | ext_join_params->scan_le.passive_time = cpu_to_le32(-1); | |
2029 | ext_join_params->scan_le.nprobes = cpu_to_le32(-1); | |
89286dc9 HM |
2030 | } |
2031 | ||
7705ba6f AS |
2032 | brcmf_set_join_pref(ifp, &sme->bss_select); |
2033 | ||
89286dc9 HM |
2034 | err = brcmf_fil_bsscfg_data_set(ifp, "join", ext_join_params, |
2035 | join_params_size); | |
2036 | kfree(ext_join_params); | |
2037 | if (!err) | |
2038 | /* This is it. join command worked, we are done */ | |
2039 | goto done; | |
2040 | ||
2041 | /* join command failed, fallback to set ssid */ | |
5b435de0 AS |
2042 | memset(&join_params, 0, sizeof(join_params)); |
2043 | join_params_size = sizeof(join_params.ssid_le); | |
2044 | ||
e9a6ca82 HM |
2045 | memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len); |
2046 | join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len); | |
5b435de0 | 2047 | |
89286dc9 HM |
2048 | if (sme->bssid) |
2049 | memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN); | |
2050 | else | |
93803b33 | 2051 | eth_broadcast_addr(join_params.params_le.bssid); |
5b435de0 | 2052 | |
1701261d HM |
2053 | if (cfg->channel) { |
2054 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
2055 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
2056 | join_params_size += sizeof(join_params.params_le); | |
2057 | } | |
c1179033 | 2058 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 2059 | &join_params, join_params_size); |
5b435de0 | 2060 | if (err) |
89286dc9 | 2061 | brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
2062 | |
2063 | done: | |
2064 | if (err) | |
c1179033 | 2065 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 2066 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2067 | return err; |
2068 | } | |
2069 | ||
2070 | static s32 | |
2071 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
2072 | u16 reason_code) | |
2073 | { | |
0abb5f21 AS |
2074 | struct brcmf_if *ifp = netdev_priv(ndev); |
2075 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2076 | struct brcmf_scb_val_le scbval; |
2077 | s32 err = 0; | |
2078 | ||
d96b801f | 2079 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 2080 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2081 | return -EIO; |
2082 | ||
c1179033 | 2083 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
4f3fff14 | 2084 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
80279fb7 | 2085 | cfg80211_disconnected(ndev, reason_code, NULL, 0, true, GFP_KERNEL); |
5b435de0 | 2086 | |
06bb123e | 2087 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 2088 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 2089 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 2090 | &scbval, sizeof(scbval)); |
5b435de0 | 2091 | if (err) |
57d6e91a | 2092 | brcmf_err("error (%d)\n", err); |
5b435de0 | 2093 | |
d96b801f | 2094 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2095 | return err; |
2096 | } | |
2097 | ||
2098 | static s32 | |
c8442118 | 2099 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 2100 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 | 2101 | { |
27a68fe3 | 2102 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
2103 | struct net_device *ndev = cfg_to_ndev(cfg); |
2104 | struct brcmf_if *ifp = netdev_priv(ndev); | |
60dc35ef HM |
2105 | s32 err; |
2106 | s32 disable; | |
2107 | u32 qdbm = 127; | |
5b435de0 | 2108 | |
60dc35ef | 2109 | brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm); |
ce81e317 | 2110 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2111 | return -EIO; |
2112 | ||
2113 | switch (type) { | |
2114 | case NL80211_TX_POWER_AUTOMATIC: | |
2115 | break; | |
2116 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 | 2117 | case NL80211_TX_POWER_FIXED: |
60dc35ef | 2118 | if (mbm < 0) { |
57d6e91a | 2119 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
2120 | err = -EINVAL; |
2121 | goto done; | |
2122 | } | |
60dc35ef HM |
2123 | qdbm = MBM_TO_DBM(4 * mbm); |
2124 | if (qdbm > 127) | |
2125 | qdbm = 127; | |
2126 | qdbm |= WL_TXPWR_OVERRIDE; | |
5b435de0 | 2127 | break; |
60dc35ef HM |
2128 | default: |
2129 | brcmf_err("Unsupported type %d\n", type); | |
2130 | err = -EINVAL; | |
2131 | goto done; | |
5b435de0 AS |
2132 | } |
2133 | /* Make sure radio is off or on as far as software is concerned */ | |
2134 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 2135 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 2136 | if (err) |
57d6e91a | 2137 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 | 2138 | |
60dc35ef | 2139 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm); |
5b435de0 | 2140 | if (err) |
57d6e91a | 2141 | brcmf_err("qtxpower error (%d)\n", err); |
5b435de0 AS |
2142 | |
2143 | done: | |
60dc35ef | 2144 | brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE); |
5b435de0 AS |
2145 | return err; |
2146 | } | |
2147 | ||
60dc35ef HM |
2148 | static s32 |
2149 | brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, | |
2150 | s32 *dbm) | |
5b435de0 | 2151 | { |
27a68fe3 | 2152 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
60dc35ef HM |
2153 | struct net_device *ndev = cfg_to_ndev(cfg); |
2154 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2155 | s32 qdbm = 0; | |
2156 | s32 err; | |
5b435de0 | 2157 | |
d96b801f | 2158 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2159 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2160 | return -EIO; |
2161 | ||
60dc35ef | 2162 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm); |
5b435de0 | 2163 | if (err) { |
57d6e91a | 2164 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2165 | goto done; |
2166 | } | |
60dc35ef | 2167 | *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4; |
5b435de0 AS |
2168 | |
2169 | done: | |
60dc35ef | 2170 | brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm); |
5b435de0 AS |
2171 | return err; |
2172 | } | |
2173 | ||
2174 | static s32 | |
2175 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
60dc35ef | 2176 | u8 key_idx, bool unicast, bool multicast) |
5b435de0 | 2177 | { |
0abb5f21 | 2178 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2179 | u32 index; |
2180 | u32 wsec; | |
2181 | s32 err = 0; | |
2182 | ||
d96b801f | 2183 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2184 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2185 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2186 | return -EIO; |
2187 | ||
0abb5f21 | 2188 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2189 | if (err) { |
57d6e91a | 2190 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2191 | goto done; |
2192 | } | |
2193 | ||
2194 | if (wsec & WEP_ENABLED) { | |
2195 | /* Just select a new current key */ | |
2196 | index = key_idx; | |
0abb5f21 | 2197 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 2198 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 2199 | if (err) |
57d6e91a | 2200 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2201 | } |
2202 | done: | |
d96b801f | 2203 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2204 | return err; |
2205 | } | |
2206 | ||
2207 | static s32 | |
219e0f74 HM |
2208 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, |
2209 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
5b435de0 | 2210 | { |
992f6068 | 2211 | struct brcmf_if *ifp = netdev_priv(ndev); |
240d61a9 HM |
2212 | struct brcmf_wsec_key *key; |
2213 | s32 err; | |
219e0f74 HM |
2214 | |
2215 | brcmf_dbg(TRACE, "Enter\n"); | |
240d61a9 HM |
2216 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
2217 | ||
219e0f74 HM |
2218 | if (!check_vif_up(ifp->vif)) |
2219 | return -EIO; | |
2220 | ||
2221 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { | |
2222 | /* we ignore this key index in this case */ | |
2223 | return -EINVAL; | |
2224 | } | |
5b435de0 | 2225 | |
240d61a9 | 2226 | key = &ifp->vif->profile.key[key_idx]; |
5b435de0 | 2227 | |
240d61a9 HM |
2228 | if (key->algo == CRYPTO_ALGO_OFF) { |
2229 | brcmf_dbg(CONN, "Ignore clearing of (never configured) key\n"); | |
2230 | return -EINVAL; | |
2231 | } | |
5b435de0 | 2232 | |
240d61a9 HM |
2233 | memset(key, 0, sizeof(*key)); |
2234 | key->index = (u32)key_idx; | |
2235 | key->flags = BRCMF_PRIMARY_KEY; | |
5b435de0 | 2236 | |
240d61a9 HM |
2237 | /* Clear the key/index */ |
2238 | err = send_key_to_dongle(ifp, key); | |
5b435de0 | 2239 | |
219e0f74 | 2240 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2241 | return err; |
2242 | } | |
2243 | ||
2244 | static s32 | |
2245 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
240d61a9 HM |
2246 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
2247 | struct key_params *params) | |
5b435de0 | 2248 | { |
0abb5f21 | 2249 | struct brcmf_if *ifp = netdev_priv(ndev); |
118eb304 | 2250 | struct brcmf_wsec_key *key; |
5b435de0 AS |
2251 | s32 val; |
2252 | s32 wsec; | |
219e0f74 | 2253 | s32 err; |
5b435de0 | 2254 | u8 keybuf[8]; |
219e0f74 | 2255 | bool ext_key; |
5b435de0 | 2256 | |
d96b801f | 2257 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2258 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2259 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2260 | return -EIO; |
2261 | ||
118eb304 HM |
2262 | if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { |
2263 | /* we ignore this key index in this case */ | |
2264 | brcmf_err("invalid key index (%d)\n", key_idx); | |
2265 | return -EINVAL; | |
2266 | } | |
2267 | ||
219e0f74 HM |
2268 | if (params->key_len == 0) |
2269 | return brcmf_cfg80211_del_key(wiphy, ndev, key_idx, pairwise, | |
2270 | mac_addr); | |
5b435de0 | 2271 | |
118eb304 HM |
2272 | if (params->key_len > sizeof(key->data)) { |
2273 | brcmf_err("Too long key length (%u)\n", params->key_len); | |
219e0f74 | 2274 | return -EINVAL; |
5b435de0 | 2275 | } |
219e0f74 HM |
2276 | |
2277 | ext_key = false; | |
2278 | if (mac_addr && (params->cipher != WLAN_CIPHER_SUITE_WEP40) && | |
2279 | (params->cipher != WLAN_CIPHER_SUITE_WEP104)) { | |
2280 | brcmf_dbg(TRACE, "Ext key, mac %pM", mac_addr); | |
2281 | ext_key = true; | |
2282 | } | |
2283 | ||
2284 | key = &ifp->vif->profile.key[key_idx]; | |
2285 | memset(key, 0, sizeof(*key)); | |
2286 | if ((ext_key) && (!is_multicast_ether_addr(mac_addr))) | |
2287 | memcpy((char *)&key->ea, (void *)mac_addr, ETH_ALEN); | |
118eb304 HM |
2288 | key->len = params->key_len; |
2289 | key->index = key_idx; | |
118eb304 | 2290 | memcpy(key->data, params->key, key->len); |
219e0f74 HM |
2291 | if (!ext_key) |
2292 | key->flags = BRCMF_PRIMARY_KEY; | |
118eb304 | 2293 | |
5b435de0 AS |
2294 | switch (params->cipher) { |
2295 | case WLAN_CIPHER_SUITE_WEP40: | |
118eb304 | 2296 | key->algo = CRYPTO_ALGO_WEP1; |
f09d0c02 | 2297 | val = WEP_ENABLED; |
16886735 | 2298 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2299 | break; |
2300 | case WLAN_CIPHER_SUITE_WEP104: | |
118eb304 | 2301 | key->algo = CRYPTO_ALGO_WEP128; |
f09d0c02 | 2302 | val = WEP_ENABLED; |
16886735 | 2303 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
2304 | break; |
2305 | case WLAN_CIPHER_SUITE_TKIP: | |
967fe2c8 | 2306 | if (!brcmf_is_apmode(ifp->vif)) { |
992f6068 | 2307 | brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); |
118eb304 HM |
2308 | memcpy(keybuf, &key->data[24], sizeof(keybuf)); |
2309 | memcpy(&key->data[24], &key->data[16], sizeof(keybuf)); | |
2310 | memcpy(&key->data[16], keybuf, sizeof(keybuf)); | |
1a873342 | 2311 | } |
118eb304 | 2312 | key->algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 2313 | val = TKIP_ENABLED; |
16886735 | 2314 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
2315 | break; |
2316 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
118eb304 | 2317 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2318 | val = AES_ENABLED; |
16886735 | 2319 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
2320 | break; |
2321 | case WLAN_CIPHER_SUITE_CCMP: | |
118eb304 | 2322 | key->algo = CRYPTO_ALGO_AES_CCM; |
f09d0c02 | 2323 | val = AES_ENABLED; |
16886735 | 2324 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
2325 | break; |
2326 | default: | |
57d6e91a | 2327 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
2328 | err = -EINVAL; |
2329 | goto done; | |
2330 | } | |
2331 | ||
118eb304 | 2332 | err = send_key_to_dongle(ifp, key); |
219e0f74 | 2333 | if (ext_key || err) |
5b435de0 AS |
2334 | goto done; |
2335 | ||
0abb5f21 | 2336 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2337 | if (err) { |
57d6e91a | 2338 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
2339 | goto done; |
2340 | } | |
5b435de0 | 2341 | wsec |= val; |
0abb5f21 | 2342 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 2343 | if (err) { |
57d6e91a | 2344 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
2345 | goto done; |
2346 | } | |
2347 | ||
5b435de0 | 2348 | done: |
d96b801f | 2349 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2350 | return err; |
2351 | } | |
2352 | ||
5b435de0 | 2353 | static s32 |
240d61a9 HM |
2354 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, |
2355 | bool pairwise, const u8 *mac_addr, void *cookie, | |
2356 | void (*callback)(void *cookie, | |
2357 | struct key_params *params)) | |
5b435de0 AS |
2358 | { |
2359 | struct key_params params; | |
0abb5f21 AS |
2360 | struct brcmf_if *ifp = netdev_priv(ndev); |
2361 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2362 | struct brcmf_cfg80211_security *sec; |
2363 | s32 wsec; | |
2364 | s32 err = 0; | |
2365 | ||
d96b801f | 2366 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 2367 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 2368 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2369 | return -EIO; |
2370 | ||
2371 | memset(¶ms, 0, sizeof(params)); | |
2372 | ||
0abb5f21 | 2373 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 2374 | if (err) { |
57d6e91a | 2375 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
2376 | /* Ignore this error, may happen during DISASSOC */ |
2377 | err = -EAGAIN; | |
2378 | goto done; | |
2379 | } | |
c5bf53a8 | 2380 | if (wsec & WEP_ENABLED) { |
06bb123e | 2381 | sec = &profile->sec; |
5b435de0 AS |
2382 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2383 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 2384 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
2385 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
2386 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 2387 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 | 2388 | } |
c5bf53a8 | 2389 | } else if (wsec & TKIP_ENABLED) { |
5b435de0 | 2390 | params.cipher = WLAN_CIPHER_SUITE_TKIP; |
16886735 | 2391 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
c5bf53a8 | 2392 | } else if (wsec & AES_ENABLED) { |
5b435de0 | 2393 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
16886735 | 2394 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
c5bf53a8 | 2395 | } else { |
57d6e91a | 2396 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
2397 | err = -EINVAL; |
2398 | goto done; | |
2399 | } | |
2400 | callback(cookie, ¶ms); | |
2401 | ||
2402 | done: | |
d96b801f | 2403 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2404 | return err; |
2405 | } | |
2406 | ||
2407 | static s32 | |
2408 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
240d61a9 | 2409 | struct net_device *ndev, u8 key_idx) |
5b435de0 | 2410 | { |
240d61a9 HM |
2411 | struct brcmf_if *ifp = netdev_priv(ndev); |
2412 | ||
2413 | brcmf_dbg(TRACE, "Enter key_idx %d\n", key_idx); | |
2414 | ||
2415 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) | |
2416 | return 0; | |
2417 | ||
647c9ae0 | 2418 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
2419 | |
2420 | return -EOPNOTSUPP; | |
2421 | } | |
2422 | ||
118eb304 HM |
2423 | static void |
2424 | brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp) | |
2425 | { | |
2426 | s32 err; | |
2427 | u8 key_idx; | |
2428 | struct brcmf_wsec_key *key; | |
2429 | s32 wsec; | |
2430 | ||
2431 | for (key_idx = 0; key_idx < BRCMF_MAX_DEFAULT_KEYS; key_idx++) { | |
2432 | key = &ifp->vif->profile.key[key_idx]; | |
2433 | if ((key->algo == CRYPTO_ALGO_WEP1) || | |
2434 | (key->algo == CRYPTO_ALGO_WEP128)) | |
2435 | break; | |
2436 | } | |
2437 | if (key_idx == BRCMF_MAX_DEFAULT_KEYS) | |
2438 | return; | |
2439 | ||
2440 | err = send_key_to_dongle(ifp, key); | |
2441 | if (err) { | |
2442 | brcmf_err("Setting WEP key failed (%d)\n", err); | |
2443 | return; | |
2444 | } | |
2445 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); | |
2446 | if (err) { | |
2447 | brcmf_err("get wsec error (%d)\n", err); | |
2448 | return; | |
2449 | } | |
2450 | wsec |= WEP_ENABLED; | |
2451 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); | |
2452 | if (err) | |
2453 | brcmf_err("set wsec error (%d)\n", err); | |
2454 | } | |
2455 | ||
1f0dc59a AS |
2456 | static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si) |
2457 | { | |
2458 | struct nl80211_sta_flag_update *sfu; | |
2459 | ||
2460 | brcmf_dbg(TRACE, "flags %08x\n", fw_sta_flags); | |
2461 | si->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); | |
2462 | sfu = &si->sta_flags; | |
2463 | sfu->mask = BIT(NL80211_STA_FLAG_WME) | | |
2464 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
2465 | BIT(NL80211_STA_FLAG_ASSOCIATED) | | |
2466 | BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2467 | if (fw_sta_flags & BRCMF_STA_WME) | |
2468 | sfu->set |= BIT(NL80211_STA_FLAG_WME); | |
2469 | if (fw_sta_flags & BRCMF_STA_AUTHE) | |
2470 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
2471 | if (fw_sta_flags & BRCMF_STA_ASSOC) | |
2472 | sfu->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
2473 | if (fw_sta_flags & BRCMF_STA_AUTHO) | |
2474 | sfu->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
2475 | } | |
2476 | ||
2477 | static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si) | |
2478 | { | |
2479 | struct { | |
2480 | __le32 len; | |
2481 | struct brcmf_bss_info_le bss_le; | |
2482 | } *buf; | |
2483 | u16 capability; | |
2484 | int err; | |
2485 | ||
2486 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2487 | if (!buf) | |
2488 | return; | |
2489 | ||
2490 | buf->len = cpu_to_le32(WL_BSS_INFO_MAX); | |
2491 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, | |
2492 | WL_BSS_INFO_MAX); | |
2493 | if (err) { | |
2494 | brcmf_err("Failed to get bss info (%d)\n", err); | |
2495 | return; | |
2496 | } | |
2497 | si->filled |= BIT(NL80211_STA_INFO_BSS_PARAM); | |
2498 | si->bss_param.beacon_interval = le16_to_cpu(buf->bss_le.beacon_period); | |
2499 | si->bss_param.dtim_period = buf->bss_le.dtim_period; | |
2500 | capability = le16_to_cpu(buf->bss_le.capability); | |
2501 | if (capability & IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT) | |
2502 | si->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
2503 | if (capability & WLAN_CAPABILITY_SHORT_PREAMBLE) | |
2504 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
2505 | if (capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) | |
2506 | si->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
2507 | } | |
2508 | ||
3f5893d1 HM |
2509 | static s32 |
2510 | brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp, | |
2511 | struct station_info *sinfo) | |
2512 | { | |
2513 | struct brcmf_scb_val_le scbval; | |
2514 | struct brcmf_pktcnt_le pktcnt; | |
2515 | s32 err; | |
2516 | u32 rate; | |
2517 | u32 rssi; | |
2518 | ||
2519 | /* Get the current tx rate */ | |
2520 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); | |
2521 | if (err < 0) { | |
2522 | brcmf_err("BRCMF_C_GET_RATE error (%d)\n", err); | |
2523 | return err; | |
2524 | } | |
2525 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); | |
2526 | sinfo->txrate.legacy = rate * 5; | |
2527 | ||
2528 | memset(&scbval, 0, sizeof(scbval)); | |
2529 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scbval, | |
2530 | sizeof(scbval)); | |
2531 | if (err) { | |
2532 | brcmf_err("BRCMF_C_GET_RSSI error (%d)\n", err); | |
2533 | return err; | |
2534 | } | |
2535 | rssi = le32_to_cpu(scbval.val); | |
2536 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2537 | sinfo->signal = rssi; | |
2538 | ||
2539 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_GET_PKTCNTS, &pktcnt, | |
2540 | sizeof(pktcnt)); | |
2541 | if (err) { | |
2542 | brcmf_err("BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err); | |
2543 | return err; | |
2544 | } | |
2545 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS) | | |
2546 | BIT(NL80211_STA_INFO_RX_DROP_MISC) | | |
2547 | BIT(NL80211_STA_INFO_TX_PACKETS) | | |
2548 | BIT(NL80211_STA_INFO_TX_FAILED); | |
2549 | sinfo->rx_packets = le32_to_cpu(pktcnt.rx_good_pkt); | |
2550 | sinfo->rx_dropped_misc = le32_to_cpu(pktcnt.rx_bad_pkt); | |
2551 | sinfo->tx_packets = le32_to_cpu(pktcnt.tx_good_pkt); | |
2552 | sinfo->tx_failed = le32_to_cpu(pktcnt.tx_bad_pkt); | |
2553 | ||
2554 | return 0; | |
2555 | } | |
2556 | ||
5b435de0 AS |
2557 | static s32 |
2558 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
3b3a0162 | 2559 | const u8 *mac, struct station_info *sinfo) |
5b435de0 | 2560 | { |
0abb5f21 | 2561 | struct brcmf_if *ifp = netdev_priv(ndev); |
94abd778 | 2562 | struct brcmf_scb_val_le scb_val; |
5b435de0 | 2563 | s32 err = 0; |
81f5dcb8 | 2564 | struct brcmf_sta_info_le sta_info_le; |
1f0dc59a AS |
2565 | u32 sta_flags; |
2566 | u32 is_tdls_peer; | |
cae355dc HM |
2567 | s32 total_rssi; |
2568 | s32 count_rssi; | |
94abd778 | 2569 | int rssi; |
cae355dc | 2570 | u32 i; |
5b435de0 | 2571 | |
d96b801f | 2572 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 2573 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2574 | return -EIO; |
2575 | ||
3f5893d1 HM |
2576 | if (brcmf_is_ibssmode(ifp->vif)) |
2577 | return brcmf_cfg80211_get_station_ibss(ifp, sinfo); | |
2578 | ||
1f0dc59a AS |
2579 | memset(&sta_info_le, 0, sizeof(sta_info_le)); |
2580 | memcpy(&sta_info_le, mac, ETH_ALEN); | |
2581 | err = brcmf_fil_iovar_data_get(ifp, "tdls_sta_info", | |
2582 | &sta_info_le, | |
2583 | sizeof(sta_info_le)); | |
2584 | is_tdls_peer = !err; | |
2585 | if (err) { | |
0abb5f21 | 2586 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2587 | &sta_info_le, |
81f5dcb8 | 2588 | sizeof(sta_info_le)); |
1a873342 | 2589 | if (err < 0) { |
57d6e91a | 2590 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
2591 | goto done; |
2592 | } | |
1f0dc59a AS |
2593 | } |
2594 | brcmf_dbg(TRACE, "version %d\n", le16_to_cpu(sta_info_le.ver)); | |
2595 | sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME); | |
2596 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; | |
2597 | sta_flags = le32_to_cpu(sta_info_le.flags); | |
2598 | brcmf_convert_sta_flags(sta_flags, sinfo); | |
2599 | sinfo->sta_flags.mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2600 | if (is_tdls_peer) | |
2601 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2602 | else | |
2603 | sinfo->sta_flags.set &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); | |
2604 | if (sta_flags & BRCMF_STA_ASSOC) { | |
2605 | sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME); | |
2606 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); | |
2607 | brcmf_fill_bss_param(ifp, sinfo); | |
2608 | } | |
2609 | if (sta_flags & BRCMF_STA_SCBSTATS) { | |
2610 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED); | |
2611 | sinfo->tx_failed = le32_to_cpu(sta_info_le.tx_failures); | |
2612 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS); | |
2613 | sinfo->tx_packets = le32_to_cpu(sta_info_le.tx_pkts); | |
2614 | sinfo->tx_packets += le32_to_cpu(sta_info_le.tx_mcast_pkts); | |
2615 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS); | |
2616 | sinfo->rx_packets = le32_to_cpu(sta_info_le.rx_ucast_pkts); | |
2617 | sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts); | |
2618 | if (sinfo->tx_packets) { | |
319090bf | 2619 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); |
124d5172 HM |
2620 | sinfo->txrate.legacy = |
2621 | le32_to_cpu(sta_info_le.tx_rate) / 100; | |
7f6c562d | 2622 | } |
1f0dc59a AS |
2623 | if (sinfo->rx_packets) { |
2624 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); | |
124d5172 HM |
2625 | sinfo->rxrate.legacy = |
2626 | le32_to_cpu(sta_info_le.rx_rate) / 100; | |
1a873342 | 2627 | } |
1f0dc59a AS |
2628 | if (le16_to_cpu(sta_info_le.ver) >= 4) { |
2629 | sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES); | |
2630 | sinfo->tx_bytes = le64_to_cpu(sta_info_le.tx_tot_bytes); | |
2631 | sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES); | |
2632 | sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); | |
2633 | } | |
cae355dc HM |
2634 | total_rssi = 0; |
2635 | count_rssi = 0; | |
2636 | for (i = 0; i < BRCMF_ANT_MAX; i++) { | |
2637 | if (sta_info_le.rssi[i]) { | |
2638 | sinfo->chain_signal_avg[count_rssi] = | |
2639 | sta_info_le.rssi[i]; | |
2640 | sinfo->chain_signal[count_rssi] = | |
2641 | sta_info_le.rssi[i]; | |
2642 | total_rssi += sta_info_le.rssi[i]; | |
2643 | count_rssi++; | |
2644 | } | |
2645 | } | |
2646 | if (count_rssi) { | |
2647 | sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL); | |
2648 | sinfo->chains = count_rssi; | |
2649 | ||
2650 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2651 | total_rssi /= count_rssi; | |
2652 | sinfo->signal = total_rssi; | |
94abd778 JJM |
2653 | } else if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2654 | &ifp->vif->sme_state)) { | |
2655 | memset(&scb_val, 0, sizeof(scb_val)); | |
2656 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, | |
2657 | &scb_val, sizeof(scb_val)); | |
2658 | if (err) { | |
2659 | brcmf_err("Could not get rssi (%d)\n", err); | |
2660 | goto done; | |
2661 | } else { | |
2662 | rssi = le32_to_cpu(scb_val.val); | |
2663 | sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); | |
2664 | sinfo->signal = rssi; | |
2665 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); | |
2666 | } | |
cae355dc | 2667 | } |
1f0dc59a | 2668 | } |
5b435de0 | 2669 | done: |
d96b801f | 2670 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2671 | return err; |
2672 | } | |
2673 | ||
bf2a7e04 HM |
2674 | static int |
2675 | brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, | |
2676 | int idx, u8 *mac, struct station_info *sinfo) | |
2677 | { | |
2678 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
2679 | struct brcmf_if *ifp = netdev_priv(ndev); | |
2680 | s32 err; | |
2681 | ||
2682 | brcmf_dbg(TRACE, "Enter, idx %d\n", idx); | |
2683 | ||
2684 | if (idx == 0) { | |
2685 | cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST); | |
2686 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST, | |
2687 | &cfg->assoclist, | |
2688 | sizeof(cfg->assoclist)); | |
2689 | if (err) { | |
2690 | brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", | |
2691 | err); | |
2692 | cfg->assoclist.count = 0; | |
2693 | return -EOPNOTSUPP; | |
2694 | } | |
2695 | } | |
2696 | if (idx < le32_to_cpu(cfg->assoclist.count)) { | |
2697 | memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN); | |
2698 | return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo); | |
2699 | } | |
2700 | return -ENOENT; | |
2701 | } | |
2702 | ||
5b435de0 AS |
2703 | static s32 |
2704 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2705 | bool enabled, s32 timeout) | |
2706 | { | |
2707 | s32 pm; | |
2708 | s32 err = 0; | |
27a68fe3 | 2709 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2710 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2711 | |
d96b801f | 2712 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2713 | |
2714 | /* | |
2715 | * Powersave enable/disable request is coming from the | |
2716 | * cfg80211 even before the interface is up. In that | |
2717 | * scenario, driver will be storing the power save | |
27a68fe3 | 2718 | * preference in cfg struct to apply this to |
5b435de0 AS |
2719 | * FW later while initializing the dongle |
2720 | */ | |
27a68fe3 | 2721 | cfg->pwr_save = enabled; |
ce81e317 | 2722 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2723 | |
647c9ae0 | 2724 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2725 | goto done; |
2726 | } | |
2727 | ||
2728 | pm = enabled ? PM_FAST : PM_OFF; | |
102fd0d6 HM |
2729 | /* Do not enable the power save after assoc if it is a p2p interface */ |
2730 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) { | |
2731 | brcmf_dbg(INFO, "Do not enable power save for P2P clients\n"); | |
2732 | pm = PM_OFF; | |
2733 | } | |
647c9ae0 | 2734 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2735 | |
c1179033 | 2736 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2737 | if (err) { |
2738 | if (err == -ENODEV) | |
57d6e91a | 2739 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2740 | else |
57d6e91a | 2741 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2742 | } |
2743 | done: | |
d96b801f | 2744 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2745 | return err; |
2746 | } | |
2747 | ||
27a68fe3 | 2748 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2749 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2750 | { |
27a68fe3 | 2751 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2752 | struct ieee80211_channel *notify_channel; |
2753 | struct cfg80211_bss *bss; | |
2754 | struct ieee80211_supported_band *band; | |
83cf17aa | 2755 | struct brcmu_chan ch; |
5b435de0 AS |
2756 | u16 channel; |
2757 | u32 freq; | |
5b435de0 AS |
2758 | u16 notify_capability; |
2759 | u16 notify_interval; | |
2760 | u8 *notify_ie; | |
2761 | size_t notify_ielen; | |
2762 | s32 notify_signal; | |
2763 | ||
2764 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2765 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2766 | return 0; |
2767 | } | |
2768 | ||
83cf17aa FL |
2769 | if (!bi->ctl_ch) { |
2770 | ch.chspec = le16_to_cpu(bi->chanspec); | |
2771 | cfg->d11inf.decchspec(&ch); | |
4712d88a | 2772 | bi->ctl_ch = ch.control_ch_num; |
83cf17aa FL |
2773 | } |
2774 | channel = bi->ctl_ch; | |
5b435de0 AS |
2775 | |
2776 | if (channel <= CH_MAX_2G_CHANNEL) | |
57fbcce3 | 2777 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 2778 | else |
57fbcce3 | 2779 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 AS |
2780 | |
2781 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2782 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2783 | ||
5b435de0 AS |
2784 | notify_capability = le16_to_cpu(bi->capability); |
2785 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2786 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2787 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2788 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2789 | ||
16886735 AS |
2790 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2791 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2792 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2793 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2794 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 | 2795 | |
5bc8c1f2 JB |
2796 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2797 | CFG80211_BSS_FTYPE_UNKNOWN, | |
2798 | (const u8 *)bi->BSSID, | |
2799 | 0, notify_capability, | |
2800 | notify_interval, notify_ie, | |
2801 | notify_ielen, notify_signal, | |
2802 | GFP_KERNEL); | |
5b435de0 | 2803 | |
e78946e1 FL |
2804 | if (!bss) |
2805 | return -ENOMEM; | |
2806 | ||
5b112d3d | 2807 | cfg80211_put_bss(wiphy, bss); |
5b435de0 | 2808 | |
12f32370 | 2809 | return 0; |
5b435de0 AS |
2810 | } |
2811 | ||
6f09be0a RV |
2812 | static struct brcmf_bss_info_le * |
2813 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2814 | { | |
2815 | if (bss == NULL) | |
2816 | return list->bss_info_le; | |
2817 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2818 | le32_to_cpu(bss->length)); | |
2819 | } | |
2820 | ||
27a68fe3 | 2821 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2822 | { |
2823 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2824 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2825 | s32 err = 0; |
2826 | int i; | |
2827 | ||
ef8596e1 | 2828 | bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
0ecd8164 AS |
2829 | if (bss_list->count != 0 && |
2830 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2831 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2832 | bss_list->version); | |
5b435de0 AS |
2833 | return -EOPNOTSUPP; |
2834 | } | |
4e8a008e | 2835 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2836 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2837 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2838 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2839 | if (err) |
2840 | break; | |
2841 | } | |
2842 | return err; | |
2843 | } | |
2844 | ||
b0a79088 HM |
2845 | static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg, |
2846 | struct net_device *ndev, const u8 *bssid) | |
5b435de0 | 2847 | { |
27a68fe3 | 2848 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2849 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2850 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2851 | struct ieee80211_supported_band *band; |
e78946e1 | 2852 | struct cfg80211_bss *bss; |
83cf17aa | 2853 | struct brcmu_chan ch; |
5b435de0 AS |
2854 | u8 *buf = NULL; |
2855 | s32 err = 0; | |
5b435de0 | 2856 | u32 freq; |
5b435de0 AS |
2857 | u16 notify_capability; |
2858 | u16 notify_interval; | |
2859 | u8 *notify_ie; | |
2860 | size_t notify_ielen; | |
2861 | s32 notify_signal; | |
2862 | ||
d96b801f | 2863 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2864 | |
2865 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2866 | if (buf == NULL) { | |
2867 | err = -ENOMEM; | |
2868 | goto CleanUp; | |
2869 | } | |
2870 | ||
2871 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2872 | ||
ac24be6f AS |
2873 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2874 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2875 | if (err) { |
57d6e91a | 2876 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2877 | goto CleanUp; |
2878 | } | |
2879 | ||
d34bf64f | 2880 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 | 2881 | |
83cf17aa FL |
2882 | ch.chspec = le16_to_cpu(bi->chanspec); |
2883 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 2884 | |
83cf17aa | 2885 | if (ch.band == BRCMU_CHAN_BAND_2G) |
57fbcce3 | 2886 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 2887 | else |
57fbcce3 | 2888 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 | 2889 | |
4712d88a | 2890 | freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band); |
b0a79088 | 2891 | cfg->channel = freq; |
5b435de0 AS |
2892 | notify_channel = ieee80211_get_channel(wiphy, freq); |
2893 | ||
5b435de0 AS |
2894 | notify_capability = le16_to_cpu(bi->capability); |
2895 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2896 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2897 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2898 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2899 | ||
4712d88a | 2900 | brcmf_dbg(CONN, "channel: %d(%d)\n", ch.control_ch_num, freq); |
16886735 AS |
2901 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); |
2902 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2903 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2904 | |
5bc8c1f2 JB |
2905 | bss = cfg80211_inform_bss(wiphy, notify_channel, |
2906 | CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0, | |
2907 | notify_capability, notify_interval, | |
2908 | notify_ie, notify_ielen, notify_signal, | |
2909 | GFP_KERNEL); | |
5b435de0 | 2910 | |
e78946e1 FL |
2911 | if (!bss) { |
2912 | err = -ENOMEM; | |
2913 | goto CleanUp; | |
2914 | } | |
2915 | ||
5b112d3d | 2916 | cfg80211_put_bss(wiphy, bss); |
e78946e1 | 2917 | |
5b435de0 AS |
2918 | CleanUp: |
2919 | ||
2920 | kfree(buf); | |
2921 | ||
d96b801f | 2922 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2923 | |
2924 | return err; | |
2925 | } | |
2926 | ||
89286dc9 HM |
2927 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg, |
2928 | struct brcmf_if *ifp) | |
1a873342 | 2929 | { |
d34bf64f | 2930 | struct brcmf_bss_info_le *bi; |
4b5800fe | 2931 | const struct brcmf_tlv *tim; |
5b435de0 AS |
2932 | u16 beacon_interval; |
2933 | u8 dtim_period; | |
2934 | size_t ie_len; | |
2935 | u8 *ie; | |
2936 | s32 err = 0; | |
2937 | ||
d96b801f | 2938 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2939 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2940 | return err; |
2941 | ||
27a68fe3 | 2942 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2943 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2944 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2945 | if (err) { |
57d6e91a | 2946 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2947 | goto update_bss_info_out; |
2948 | } | |
2949 | ||
27a68fe3 AS |
2950 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2951 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2952 | if (err) |
2953 | goto update_bss_info_out; | |
2954 | ||
2955 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2956 | ie_len = le32_to_cpu(bi->ie_length); | |
2957 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2958 | ||
f8e4b412 | 2959 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2960 | if (tim) |
2961 | dtim_period = tim->data[1]; | |
2962 | else { | |
2963 | /* | |
2964 | * active scan was done so we could not get dtim | |
2965 | * information out of probe response. | |
2966 | * so we speficially query dtim information to dongle. | |
2967 | */ | |
2968 | u32 var; | |
ac24be6f | 2969 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2970 | if (err) { |
57d6e91a | 2971 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2972 | goto update_bss_info_out; |
2973 | } | |
2974 | dtim_period = (u8)var; | |
2975 | } | |
2976 | ||
5b435de0 | 2977 | update_bss_info_out: |
d96b801f | 2978 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2979 | return err; |
2980 | } | |
2981 | ||
18e2f61d | 2982 | void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2983 | { |
27a68fe3 | 2984 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2985 | |
c1179033 | 2986 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2987 | if (cfg->scan_request) { |
108a4bee | 2988 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
a0f472ac | 2989 | brcmf_notify_escan_complete(cfg, escan->ifp, true, true); |
5b435de0 | 2990 | } |
c1179033 AS |
2991 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2992 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2993 | } |
2994 | ||
e756af5b HM |
2995 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2996 | { | |
27a68fe3 AS |
2997 | struct brcmf_cfg80211_info *cfg = |
2998 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2999 | escan_timeout_work); |
3000 | ||
ef8596e1 | 3001 | brcmf_inform_bss(cfg); |
a0f472ac | 3002 | brcmf_notify_escan_complete(cfg, cfg->escan_info.ifp, true, true); |
e756af5b HM |
3003 | } |
3004 | ||
3005 | static void brcmf_escan_timeout(unsigned long data) | |
3006 | { | |
27a68fe3 AS |
3007 | struct brcmf_cfg80211_info *cfg = |
3008 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 3009 | |
27a68fe3 | 3010 | if (cfg->scan_request) { |
57d6e91a | 3011 | brcmf_err("timer expired\n"); |
f0799895 | 3012 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
3013 | } |
3014 | } | |
3015 | ||
3016 | static s32 | |
83cf17aa FL |
3017 | brcmf_compare_update_same_bss(struct brcmf_cfg80211_info *cfg, |
3018 | struct brcmf_bss_info_le *bss, | |
e756af5b HM |
3019 | struct brcmf_bss_info_le *bss_info_le) |
3020 | { | |
83cf17aa FL |
3021 | struct brcmu_chan ch_bss, ch_bss_info_le; |
3022 | ||
3023 | ch_bss.chspec = le16_to_cpu(bss->chanspec); | |
3024 | cfg->d11inf.decchspec(&ch_bss); | |
3025 | ch_bss_info_le.chspec = le16_to_cpu(bss_info_le->chanspec); | |
3026 | cfg->d11inf.decchspec(&ch_bss_info_le); | |
3027 | ||
e756af5b | 3028 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && |
83cf17aa | 3029 | ch_bss.band == ch_bss_info_le.band && |
e756af5b HM |
3030 | bss_info_le->SSID_len == bss->SSID_len && |
3031 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
6f5838a4 AS |
3032 | if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == |
3033 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
3034 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
3035 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
3036 | ||
e756af5b HM |
3037 | /* preserve max RSSI if the measurements are |
3038 | * both on-channel or both off-channel | |
3039 | */ | |
029591f3 | 3040 | if (bss_info_rssi > bss_rssi) |
e756af5b | 3041 | bss->RSSI = bss_info_le->RSSI; |
6f5838a4 AS |
3042 | } else if ((bss->flags & BRCMF_BSS_RSSI_ON_CHANNEL) && |
3043 | (bss_info_le->flags & BRCMF_BSS_RSSI_ON_CHANNEL) == 0) { | |
e756af5b HM |
3044 | /* preserve the on-channel rssi measurement |
3045 | * if the new measurement is off channel | |
3046 | */ | |
3047 | bss->RSSI = bss_info_le->RSSI; | |
6f5838a4 | 3048 | bss->flags |= BRCMF_BSS_RSSI_ON_CHANNEL; |
e756af5b HM |
3049 | } |
3050 | return 1; | |
3051 | } | |
3052 | return 0; | |
3053 | } | |
3054 | ||
3055 | static s32 | |
1993732e | 3056 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
3057 | const struct brcmf_event_msg *e, void *data) |
3058 | { | |
1993732e | 3059 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
e756af5b | 3060 | s32 status; |
e756af5b HM |
3061 | struct brcmf_escan_result_le *escan_result_le; |
3062 | struct brcmf_bss_info_le *bss_info_le; | |
3063 | struct brcmf_bss_info_le *bss = NULL; | |
3064 | u32 bi_length; | |
3065 | struct brcmf_scan_results *list; | |
3066 | u32 i; | |
97ed15c7 | 3067 | bool aborted; |
e756af5b | 3068 | |
5c36b99a | 3069 | status = e->status; |
e756af5b | 3070 | |
a0f472ac | 3071 | if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
37a869ec | 3072 | brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); |
e756af5b HM |
3073 | return -EPERM; |
3074 | } | |
3075 | ||
3076 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 3077 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
3078 | escan_result_le = (struct brcmf_escan_result_le *) data; |
3079 | if (!escan_result_le) { | |
57d6e91a | 3080 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
3081 | goto exit; |
3082 | } | |
e756af5b | 3083 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { |
57d6e91a AS |
3084 | brcmf_err("Invalid bss_count %d: ignoring\n", |
3085 | escan_result_le->bss_count); | |
e756af5b HM |
3086 | goto exit; |
3087 | } | |
3088 | bss_info_le = &escan_result_le->bss_info_le; | |
3089 | ||
6eda4e2c HM |
3090 | if (brcmf_p2p_scan_finding_common_channel(cfg, bss_info_le)) |
3091 | goto exit; | |
3092 | ||
3093 | if (!cfg->scan_request) { | |
3094 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); | |
3095 | goto exit; | |
3096 | } | |
3097 | ||
e756af5b HM |
3098 | bi_length = le32_to_cpu(bss_info_le->length); |
3099 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
3100 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
3101 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
3102 | bi_length); | |
e756af5b HM |
3103 | goto exit; |
3104 | } | |
3105 | ||
27a68fe3 | 3106 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
3107 | BIT(NL80211_IFTYPE_ADHOC))) { |
3108 | if (le16_to_cpu(bss_info_le->capability) & | |
3109 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 3110 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
3111 | goto exit; |
3112 | } | |
3113 | } | |
3114 | ||
3115 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 3116 | cfg->escan_info.escan_buf; |
d5367334 | 3117 | if (bi_length > BRCMF_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 3118 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
3119 | goto exit; |
3120 | } | |
3121 | ||
3122 | for (i = 0; i < list->count; i++) { | |
3123 | bss = bss ? (struct brcmf_bss_info_le *) | |
3124 | ((unsigned char *)bss + | |
3125 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
83cf17aa FL |
3126 | if (brcmf_compare_update_same_bss(cfg, bss, |
3127 | bss_info_le)) | |
e756af5b HM |
3128 | goto exit; |
3129 | } | |
d5367334 HM |
3130 | memcpy(&cfg->escan_info.escan_buf[list->buflen], bss_info_le, |
3131 | bi_length); | |
e756af5b HM |
3132 | list->version = le32_to_cpu(bss_info_le->version); |
3133 | list->buflen += bi_length; | |
3134 | list->count++; | |
3135 | } else { | |
27a68fe3 | 3136 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
6eda4e2c HM |
3137 | if (brcmf_p2p_scan_finding_common_channel(cfg, NULL)) |
3138 | goto exit; | |
27a68fe3 | 3139 | if (cfg->scan_request) { |
27a68fe3 | 3140 | brcmf_inform_bss(cfg); |
97ed15c7 | 3141 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
ef8596e1 | 3142 | brcmf_notify_escan_complete(cfg, ifp, aborted, false); |
e756af5b | 3143 | } else |
6eda4e2c HM |
3144 | brcmf_dbg(SCAN, "Ignored scan complete result 0x%x\n", |
3145 | status); | |
e756af5b HM |
3146 | } |
3147 | exit: | |
12f32370 | 3148 | return 0; |
e756af5b HM |
3149 | } |
3150 | ||
27a68fe3 | 3151 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 3152 | { |
5c36b99a AS |
3153 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
3154 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
3155 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
3156 | /* Init scan_timeout timer */ | |
3157 | init_timer(&cfg->escan_timeout); | |
3158 | cfg->escan_timeout.data = (unsigned long) cfg; | |
3159 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
3160 | INIT_WORK(&cfg->escan_timeout_work, | |
3161 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
3162 | } |
3163 | ||
5419f7f1 HM |
3164 | /* PFN result doesn't have all the info which are required by the supplicant |
3165 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3166 | * via wl_inform_single_bss in the required format. Escan does require the | |
3167 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3168 | * cfg80211_scan_request one out of the received PNO event. | |
3169 | */ | |
3021ad9a | 3170 | static s32 |
5419f7f1 HM |
3171 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
3172 | const struct brcmf_event_msg *e, void *data) | |
3021ad9a HM |
3173 | { |
3174 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5419f7f1 HM |
3175 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
3176 | struct cfg80211_scan_request *request = NULL; | |
3177 | struct cfg80211_ssid *ssid = NULL; | |
3178 | struct ieee80211_channel *channel = NULL; | |
3179 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
3180 | int err = 0; | |
3181 | int channel_req = 0; | |
3182 | int band = 0; | |
3021ad9a | 3183 | struct brcmf_pno_scanresults_le *pfn_result; |
5419f7f1 HM |
3184 | u32 result_count; |
3185 | u32 status; | |
3021ad9a HM |
3186 | |
3187 | brcmf_dbg(SCAN, "Enter\n"); | |
3188 | ||
0aedbcaf HM |
3189 | if (e->datalen < (sizeof(*pfn_result) + sizeof(*netinfo))) { |
3190 | brcmf_dbg(SCAN, "Event data to small. Ignore\n"); | |
3191 | return 0; | |
3192 | } | |
3193 | ||
3021ad9a | 3194 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
5419f7f1 | 3195 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
3021ad9a HM |
3196 | return 0; |
3197 | } | |
3198 | ||
5419f7f1 HM |
3199 | pfn_result = (struct brcmf_pno_scanresults_le *)data; |
3200 | result_count = le32_to_cpu(pfn_result->count); | |
3201 | status = le32_to_cpu(pfn_result->status); | |
3021ad9a | 3202 | |
5419f7f1 HM |
3203 | /* PFN event is limited to fit 512 bytes so we may get |
3204 | * multiple NET_FOUND events. For now place a warning here. | |
3205 | */ | |
3206 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
3207 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); | |
3208 | if (result_count > 0) { | |
3209 | int i; | |
3021ad9a | 3210 | |
5419f7f1 HM |
3211 | request = kzalloc(sizeof(*request), GFP_KERNEL); |
3212 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); | |
3213 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
3214 | if (!request || !ssid || !channel) { | |
3215 | err = -ENOMEM; | |
3216 | goto out_err; | |
3217 | } | |
3021ad9a | 3218 | |
5419f7f1 HM |
3219 | request->wiphy = wiphy; |
3220 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3221 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3021ad9a | 3222 | |
5419f7f1 HM |
3223 | for (i = 0; i < result_count; i++) { |
3224 | netinfo = &netinfo_start[i]; | |
3225 | if (!netinfo) { | |
3226 | brcmf_err("Invalid netinfo ptr. index: %d\n", | |
3227 | i); | |
3228 | err = -EINVAL; | |
3229 | goto out_err; | |
3230 | } | |
aeb64225 | 3231 | |
5419f7f1 HM |
3232 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
3233 | netinfo->SSID, netinfo->channel); | |
3234 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); | |
3235 | ssid[i].ssid_len = netinfo->SSID_len; | |
3236 | request->n_ssids++; | |
aeb64225 | 3237 | |
5419f7f1 HM |
3238 | channel_req = netinfo->channel; |
3239 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3240 | band = NL80211_BAND_2GHZ; | |
3241 | else | |
3242 | band = NL80211_BAND_5GHZ; | |
3243 | channel[i].center_freq = | |
3244 | ieee80211_channel_to_frequency(channel_req, | |
3245 | band); | |
3246 | channel[i].band = band; | |
3247 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3248 | request->channels[i] = &channel[i]; | |
3249 | request->n_channels++; | |
3250 | } | |
aeb64225 | 3251 | |
5419f7f1 HM |
3252 | /* assign parsed ssid array */ |
3253 | if (request->n_ssids) | |
3254 | request->ssids = &ssid[0]; | |
aeb64225 | 3255 | |
5419f7f1 HM |
3256 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
3257 | /* Abort any on-going scan */ | |
3258 | brcmf_abort_scanning(cfg); | |
aeb64225 | 3259 | } |
5419f7f1 HM |
3260 | |
3261 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3262 | cfg->escan_info.run = brcmf_run_escan; | |
3263 | err = brcmf_do_escan(cfg, wiphy, ifp, request); | |
3264 | if (err) { | |
3265 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); | |
3266 | goto out_err; | |
3021ad9a | 3267 | } |
5419f7f1 HM |
3268 | cfg->sched_escan = true; |
3269 | cfg->scan_request = request; | |
aeb64225 | 3270 | } else { |
5419f7f1 HM |
3271 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
3272 | goto out_err; | |
aeb64225 | 3273 | } |
aeb64225 | 3274 | |
5419f7f1 HM |
3275 | kfree(ssid); |
3276 | kfree(channel); | |
3277 | kfree(request); | |
3278 | return 0; | |
aeb64225 | 3279 | |
5419f7f1 HM |
3280 | out_err: |
3281 | kfree(ssid); | |
3282 | kfree(channel); | |
3283 | kfree(request); | |
3284 | cfg80211_sched_scan_stopped(wiphy); | |
3285 | return err; | |
aeb64225 HM |
3286 | } |
3287 | ||
5419f7f1 | 3288 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
5b435de0 | 3289 | { |
5419f7f1 | 3290 | int ret; |
4eb3af7c | 3291 | |
5419f7f1 HM |
3292 | /* Disable pfn */ |
3293 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); | |
3294 | if (ret == 0) { | |
3295 | /* clear pfn */ | |
3296 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", | |
3297 | NULL, 0); | |
3298 | } | |
3299 | if (ret < 0) | |
3300 | brcmf_err("failed code %d\n", ret); | |
5b435de0 | 3301 | |
5419f7f1 HM |
3302 | return ret; |
3303 | } | |
3304 | ||
3305 | static int brcmf_dev_pno_config(struct brcmf_if *ifp, | |
3306 | struct cfg80211_sched_scan_request *request) | |
3307 | { | |
3308 | struct brcmf_pno_param_le pfn_param; | |
3309 | struct brcmf_pno_macaddr_le pfn_mac; | |
3310 | s32 err; | |
3311 | u8 *mac_mask; | |
3312 | int i; | |
3313 | ||
3314 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3315 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3316 | ||
3317 | /* set extra pno params */ | |
3318 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3319 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3320 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3321 | ||
3322 | /* set up pno scan fr */ | |
3323 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3324 | ||
3325 | err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param, | |
3326 | sizeof(pfn_param)); | |
3327 | if (err) { | |
3328 | brcmf_err("pfn_set failed, err=%d\n", err); | |
3329 | return err; | |
3330 | } | |
3331 | ||
3332 | /* Find out if mac randomization should be turned on */ | |
3333 | if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR)) | |
3334 | return 0; | |
3335 | ||
3336 | pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER; | |
3337 | pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC; | |
3338 | ||
3339 | memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN); | |
3340 | mac_mask = request->mac_addr_mask; | |
3341 | for (i = 0; i < ETH_ALEN; i++) { | |
3342 | pfn_mac.mac[i] &= mac_mask[i]; | |
3343 | pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]); | |
3344 | } | |
3345 | /* Clear multi bit */ | |
3346 | pfn_mac.mac[0] &= 0xFE; | |
3347 | /* Set locally administered */ | |
3348 | pfn_mac.mac[0] |= 0x02; | |
3349 | ||
3350 | err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, | |
3351 | sizeof(pfn_mac)); | |
3352 | if (err) | |
3353 | brcmf_err("pfn_macaddr failed, err=%d\n", err); | |
3354 | ||
3355 | return err; | |
3356 | } | |
3357 | ||
3358 | static int | |
3359 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3360 | struct net_device *ndev, | |
3361 | struct cfg80211_sched_scan_request *request) | |
3362 | { | |
3363 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3364 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
3365 | struct brcmf_pno_net_param_le pfn; | |
3366 | int i; | |
3367 | int ret = 0; | |
3368 | ||
3369 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", | |
3370 | request->n_match_sets, request->n_ssids); | |
3371 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { | |
3372 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); | |
3373 | return -EAGAIN; | |
3374 | } | |
3375 | if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) { | |
3376 | brcmf_err("Scanning suppressed: status (%lu)\n", | |
3377 | cfg->scan_status); | |
3378 | return -EAGAIN; | |
3379 | } | |
3380 | ||
3381 | if (!request->n_ssids || !request->n_match_sets) { | |
3382 | brcmf_dbg(SCAN, "Invalid sched scan req!! n_ssids:%d\n", | |
3383 | request->n_ssids); | |
3384 | return -EINVAL; | |
3385 | } | |
3386 | ||
3387 | if (request->n_ssids > 0) { | |
3388 | for (i = 0; i < request->n_ssids; i++) { | |
3389 | /* Active scan req for ssids */ | |
3390 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", | |
3391 | request->ssids[i].ssid); | |
3392 | ||
3393 | /* match_set ssids is a supert set of n_ssid list, | |
3394 | * so we need not add these set separately. | |
3395 | */ | |
3396 | } | |
3397 | } | |
3398 | ||
3399 | if (request->n_match_sets > 0) { | |
3400 | /* clean up everything */ | |
3401 | ret = brcmf_dev_pno_clean(ndev); | |
3402 | if (ret < 0) { | |
3403 | brcmf_err("failed error=%d\n", ret); | |
3404 | return ret; | |
3405 | } | |
3406 | ||
3407 | /* configure pno */ | |
3408 | if (brcmf_dev_pno_config(ifp, request)) | |
3409 | return -EINVAL; | |
3410 | ||
3411 | /* configure each match set */ | |
3412 | for (i = 0; i < request->n_match_sets; i++) { | |
3413 | struct cfg80211_ssid *ssid; | |
3414 | u32 ssid_len; | |
3415 | ||
3416 | ssid = &request->match_sets[i].ssid; | |
3417 | ssid_len = ssid->ssid_len; | |
3418 | ||
3419 | if (!ssid_len) { | |
3420 | brcmf_err("skip broadcast ssid\n"); | |
3421 | continue; | |
3422 | } | |
3423 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3424 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3425 | pfn.wsec = cpu_to_le32(0); | |
3426 | pfn.infra = cpu_to_le32(1); | |
3427 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3428 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3429 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
3430 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, | |
3431 | sizeof(pfn)); | |
3432 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", | |
3433 | ret == 0 ? "set" : "failed", ssid->ssid); | |
3434 | } | |
3435 | /* Enable the PNO */ | |
3436 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { | |
3437 | brcmf_err("PNO enable failed!! ret=%d\n", ret); | |
3438 | return -EINVAL; | |
3439 | } | |
3440 | } else { | |
3441 | return -EINVAL; | |
3442 | } | |
3443 | ||
3444 | return 0; | |
3445 | } | |
3446 | ||
3447 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3448 | struct net_device *ndev) | |
3449 | { | |
3450 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3451 | ||
3452 | brcmf_dbg(SCAN, "enter\n"); | |
3453 | brcmf_dev_pno_clean(ndev); | |
3454 | if (cfg->sched_escan) | |
3455 | brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true); | |
3456 | return 0; | |
3457 | } | |
3458 | ||
3459 | static __always_inline void brcmf_delay(u32 ms) | |
3460 | { | |
3461 | if (ms < 1000 / HZ) { | |
3462 | cond_resched(); | |
3463 | mdelay(ms); | |
3464 | } else { | |
3465 | msleep(ms); | |
3466 | } | |
3467 | } | |
3468 | ||
3469 | static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], | |
3470 | u8 *pattern, u32 patternsize, u8 *mask, | |
3471 | u32 packet_offset) | |
3472 | { | |
3473 | struct brcmf_fil_wowl_pattern_le *filter; | |
3474 | u32 masksize; | |
3475 | u32 patternoffset; | |
3476 | u8 *buf; | |
3477 | u32 bufsize; | |
3478 | s32 ret; | |
3479 | ||
3480 | masksize = (patternsize + 7) / 8; | |
3481 | patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; | |
3482 | ||
3483 | bufsize = sizeof(*filter) + patternsize + masksize; | |
3484 | buf = kzalloc(bufsize, GFP_KERNEL); | |
3485 | if (!buf) | |
3486 | return -ENOMEM; | |
3487 | filter = (struct brcmf_fil_wowl_pattern_le *)buf; | |
3488 | ||
3489 | memcpy(filter->cmd, cmd, 4); | |
3490 | filter->masksize = cpu_to_le32(masksize); | |
3491 | filter->offset = cpu_to_le32(packet_offset); | |
3492 | filter->patternoffset = cpu_to_le32(patternoffset); | |
3493 | filter->patternsize = cpu_to_le32(patternsize); | |
3494 | filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); | |
3495 | ||
3496 | if ((mask) && (masksize)) | |
3497 | memcpy(buf + sizeof(*filter), mask, masksize); | |
3498 | if ((pattern) && (patternsize)) | |
3499 | memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); | |
3500 | ||
3501 | ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); | |
3502 | ||
3503 | kfree(buf); | |
3504 | return ret; | |
3505 | } | |
3506 | ||
3507 | static s32 | |
3508 | brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e, | |
3509 | void *data) | |
3510 | { | |
3511 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
3512 | struct brcmf_pno_scanresults_le *pfn_result; | |
3513 | struct brcmf_pno_net_info_le *netinfo; | |
3514 | ||
3515 | brcmf_dbg(SCAN, "Enter\n"); | |
3516 | ||
0aedbcaf HM |
3517 | if (e->datalen < (sizeof(*pfn_result) + sizeof(*netinfo))) { |
3518 | brcmf_dbg(SCAN, "Event data to small. Ignore\n"); | |
3519 | return 0; | |
3520 | } | |
3521 | ||
5419f7f1 HM |
3522 | pfn_result = (struct brcmf_pno_scanresults_le *)data; |
3523 | ||
3524 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { | |
3525 | brcmf_dbg(SCAN, "PFN NET LOST event. Ignore\n"); | |
3526 | return 0; | |
3527 | } | |
3528 | ||
3529 | if (le32_to_cpu(pfn_result->count) < 1) { | |
3530 | brcmf_err("Invalid result count, expected 1 (%d)\n", | |
3531 | le32_to_cpu(pfn_result->count)); | |
3532 | return -EINVAL; | |
3533 | } | |
3534 | ||
3535 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3536 | netinfo = (struct brcmf_pno_net_info_le *)data; | |
3537 | memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); | |
3538 | cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; | |
3539 | cfg->wowl.nd->n_channels = 1; | |
3540 | cfg->wowl.nd->channels[0] = | |
3541 | ieee80211_channel_to_frequency(netinfo->channel, | |
3542 | netinfo->channel <= CH_MAX_2G_CHANNEL ? | |
3543 | NL80211_BAND_2GHZ : NL80211_BAND_5GHZ); | |
3544 | cfg->wowl.nd_info->n_matches = 1; | |
3545 | cfg->wowl.nd_info->matches[0] = cfg->wowl.nd; | |
3546 | ||
3547 | /* Inform (the resume task) that the net detect information was recvd */ | |
3548 | cfg->wowl.nd_data_completed = true; | |
3549 | wake_up(&cfg->wowl.nd_data_wait); | |
3550 | ||
3551 | return 0; | |
3552 | } | |
3553 | ||
3554 | #ifdef CONFIG_PM | |
3555 | ||
3556 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3557 | { | |
3558 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3559 | struct brcmf_wowl_wakeind_le wake_ind_le; | |
3560 | struct cfg80211_wowlan_wakeup wakeup_data; | |
3561 | struct cfg80211_wowlan_wakeup *wakeup; | |
3562 | u32 wakeind; | |
3563 | s32 err; | |
3564 | int timeout; | |
3565 | ||
3566 | err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le, | |
3567 | sizeof(wake_ind_le)); | |
3568 | if (err) { | |
3569 | brcmf_err("Get wowl_wakeind failed, err = %d\n", err); | |
3570 | return; | |
3571 | } | |
3572 | ||
3573 | wakeind = le32_to_cpu(wake_ind_le.ucode_wakeind); | |
3574 | if (wakeind & (BRCMF_WOWL_MAGIC | BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | | |
3575 | BRCMF_WOWL_RETR | BRCMF_WOWL_NET | | |
3576 | BRCMF_WOWL_PFN_FOUND)) { | |
3577 | wakeup = &wakeup_data; | |
3578 | memset(&wakeup_data, 0, sizeof(wakeup_data)); | |
3579 | wakeup_data.pattern_idx = -1; | |
3580 | ||
3581 | if (wakeind & BRCMF_WOWL_MAGIC) { | |
3582 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_MAGIC\n"); | |
3583 | wakeup_data.magic_pkt = true; | |
3584 | } | |
3585 | if (wakeind & BRCMF_WOWL_DIS) { | |
3586 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_DIS\n"); | |
3587 | wakeup_data.disconnect = true; | |
3588 | } | |
3589 | if (wakeind & BRCMF_WOWL_BCN) { | |
3590 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_BCN\n"); | |
3591 | wakeup_data.disconnect = true; | |
3592 | } | |
3593 | if (wakeind & BRCMF_WOWL_RETR) { | |
3594 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_RETR\n"); | |
3595 | wakeup_data.disconnect = true; | |
3596 | } | |
3597 | if (wakeind & BRCMF_WOWL_NET) { | |
3598 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_NET\n"); | |
3599 | /* For now always map to pattern 0, no API to get | |
3600 | * correct information available at the moment. | |
3601 | */ | |
3602 | wakeup_data.pattern_idx = 0; | |
3603 | } | |
3604 | if (wakeind & BRCMF_WOWL_PFN_FOUND) { | |
3605 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_PFN_FOUND\n"); | |
3606 | timeout = wait_event_timeout(cfg->wowl.nd_data_wait, | |
3607 | cfg->wowl.nd_data_completed, | |
3608 | BRCMF_ND_INFO_TIMEOUT); | |
3609 | if (!timeout) | |
3610 | brcmf_err("No result for wowl net detect\n"); | |
3611 | else | |
3612 | wakeup_data.net_detect = cfg->wowl.nd_info; | |
3613 | } | |
5c22fb85 HM |
3614 | if (wakeind & BRCMF_WOWL_GTK_FAILURE) { |
3615 | brcmf_dbg(INFO, "WOWL Wake indicator: BRCMF_WOWL_GTK_FAILURE\n"); | |
3616 | wakeup_data.gtk_rekey_failure = true; | |
3617 | } | |
5419f7f1 HM |
3618 | } else { |
3619 | wakeup = NULL; | |
3620 | } | |
3621 | cfg80211_report_wowlan_wakeup(&ifp->vif->wdev, wakeup, GFP_KERNEL); | |
3622 | } | |
3623 | ||
3624 | #else | |
3625 | ||
3626 | static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp) | |
3627 | { | |
3628 | } | |
3629 | ||
3630 | #endif /* CONFIG_PM */ | |
3631 | ||
3632 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
3633 | { | |
3634 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3635 | struct net_device *ndev = cfg_to_ndev(cfg); | |
3636 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3637 | ||
3638 | brcmf_dbg(TRACE, "Enter\n"); | |
3639 | ||
3640 | if (cfg->wowl.active) { | |
3641 | brcmf_report_wowl_wakeind(wiphy, ifp); | |
3642 | brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); | |
3643 | brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); | |
73ef9e64 HM |
3644 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND)) |
3645 | brcmf_configure_arp_nd_offload(ifp, true); | |
4eb3af7c | 3646 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, |
3021ad9a HM |
3647 | cfg->wowl.pre_pmmode); |
3648 | cfg->wowl.active = false; | |
3649 | if (cfg->wowl.nd_enabled) { | |
3650 | brcmf_cfg80211_sched_scan_stop(cfg->wiphy, ifp->ndev); | |
3651 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3652 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3653 | brcmf_notify_sched_scan_results); | |
3654 | cfg->wowl.nd_enabled = false; | |
3655 | } | |
4eb3af7c | 3656 | } |
5b435de0 AS |
3657 | return 0; |
3658 | } | |
3659 | ||
4eb3af7c HM |
3660 | static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, |
3661 | struct brcmf_if *ifp, | |
3662 | struct cfg80211_wowlan *wowl) | |
3663 | { | |
3664 | u32 wowl_config; | |
b9a82f89 | 3665 | u32 i; |
4eb3af7c HM |
3666 | |
3667 | brcmf_dbg(TRACE, "Suspend, wowl config.\n"); | |
3668 | ||
73ef9e64 HM |
3669 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ARP_ND)) |
3670 | brcmf_configure_arp_nd_offload(ifp, false); | |
3021ad9a | 3671 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->wowl.pre_pmmode); |
4eb3af7c HM |
3672 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); |
3673 | ||
3674 | wowl_config = 0; | |
3675 | if (wowl->disconnect) | |
b9a82f89 | 3676 | wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; |
4eb3af7c | 3677 | if (wowl->magic_pkt) |
b9a82f89 HM |
3678 | wowl_config |= BRCMF_WOWL_MAGIC; |
3679 | if ((wowl->patterns) && (wowl->n_patterns)) { | |
3680 | wowl_config |= BRCMF_WOWL_NET; | |
3681 | for (i = 0; i < wowl->n_patterns; i++) { | |
3682 | brcmf_config_wowl_pattern(ifp, "add", | |
3683 | (u8 *)wowl->patterns[i].pattern, | |
3684 | wowl->patterns[i].pattern_len, | |
3685 | (u8 *)wowl->patterns[i].mask, | |
3686 | wowl->patterns[i].pkt_offset); | |
3687 | } | |
3688 | } | |
3021ad9a HM |
3689 | if (wowl->nd_config) { |
3690 | brcmf_cfg80211_sched_scan_start(cfg->wiphy, ifp->ndev, | |
3691 | wowl->nd_config); | |
3692 | wowl_config |= BRCMF_WOWL_PFN_FOUND; | |
3693 | ||
3694 | cfg->wowl.nd_data_completed = false; | |
3695 | cfg->wowl.nd_enabled = true; | |
3696 | /* Now reroute the event for PFN to the wowl function. */ | |
3697 | brcmf_fweh_unregister(cfg->pub, BRCMF_E_PFN_NET_FOUND); | |
3698 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
3699 | brcmf_wowl_nd_results); | |
3700 | } | |
5c22fb85 HM |
3701 | if (wowl->gtk_rekey_failure) |
3702 | wowl_config |= BRCMF_WOWL_GTK_FAILURE; | |
3021ad9a HM |
3703 | if (!test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
3704 | wowl_config |= BRCMF_WOWL_UNASSOC; | |
3705 | ||
28b285a6 HM |
3706 | brcmf_fil_iovar_data_set(ifp, "wowl_wakeind", "clear", |
3707 | sizeof(struct brcmf_wowl_wakeind_le)); | |
4eb3af7c HM |
3708 | brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); |
3709 | brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); | |
3710 | brcmf_bus_wowl_config(cfg->pub->bus_if, true); | |
3021ad9a | 3711 | cfg->wowl.active = true; |
4eb3af7c HM |
3712 | } |
3713 | ||
5b435de0 | 3714 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, |
4eb3af7c | 3715 | struct cfg80211_wowlan *wowl) |
5b435de0 | 3716 | { |
27a68fe3 AS |
3717 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3718 | struct net_device *ndev = cfg_to_ndev(cfg); | |
4eb3af7c | 3719 | struct brcmf_if *ifp = netdev_priv(ndev); |
7d641072 | 3720 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 3721 | |
d96b801f | 3722 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 3723 | |
4eb3af7c | 3724 | /* if the primary net_device is not READY there is nothing |
7d641072 | 3725 | * we can do but pray resume goes smoothly. |
5b435de0 | 3726 | */ |
4eb3af7c | 3727 | if (!check_vif_up(ifp->vif)) |
7d641072 | 3728 | goto exit; |
5b435de0 | 3729 | |
3021ad9a HM |
3730 | /* Stop scheduled scan */ |
3731 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) | |
3732 | brcmf_cfg80211_sched_scan_stop(wiphy, ndev); | |
3733 | ||
7d641072 AS |
3734 | /* end any scanning */ |
3735 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3736 | brcmf_abort_scanning(cfg); |
5b435de0 | 3737 | |
4eb3af7c HM |
3738 | if (wowl == NULL) { |
3739 | brcmf_bus_wowl_config(cfg->pub->bus_if, false); | |
3740 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
3741 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3742 | continue; | |
3743 | /* While going to suspend if associated with AP | |
3744 | * disassociate from AP to save power while system is | |
3745 | * in suspended state | |
3746 | */ | |
9b7a0ddc | 3747 | brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED); |
4eb3af7c HM |
3748 | /* Make sure WPA_Supplicant receives all the event |
3749 | * generated due to DISASSOC call to the fw to keep | |
5419f7f1 HM |
3750 | * the state fw and WPA_Supplicant state consistent |
3751 | */ | |
3752 | brcmf_delay(500); | |
e5806072 | 3753 | } |
5419f7f1 HM |
3754 | /* Configure MPC */ |
3755 | brcmf_set_mpc(ifp, 1); | |
e5806072 | 3756 | |
e5806072 | 3757 | } else { |
5419f7f1 HM |
3758 | /* Configure WOWL paramaters */ |
3759 | brcmf_configure_wowl(cfg, ifp, wowl); | |
e5806072 AS |
3760 | } |
3761 | ||
5419f7f1 HM |
3762 | exit: |
3763 | brcmf_dbg(TRACE, "Exit\n"); | |
3764 | /* clear any scanning activity */ | |
3765 | cfg->scan_status = 0; | |
e5806072 | 3766 | return 0; |
e5806072 AS |
3767 | } |
3768 | ||
5419f7f1 HM |
3769 | static __used s32 |
3770 | brcmf_update_pmklist(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp) | |
e5806072 | 3771 | { |
5419f7f1 | 3772 | struct brcmf_pmk_list_le *pmk_list; |
48ed16e8 | 3773 | int i; |
5419f7f1 HM |
3774 | u32 npmk; |
3775 | s32 err; | |
e5806072 | 3776 | |
5419f7f1 HM |
3777 | pmk_list = &cfg->pmk_list; |
3778 | npmk = le32_to_cpu(pmk_list->npmk); | |
48ed16e8 | 3779 | |
5419f7f1 HM |
3780 | brcmf_dbg(CONN, "No of elements %d\n", npmk); |
3781 | for (i = 0; i < npmk; i++) | |
3782 | brcmf_dbg(CONN, "PMK[%d]: %pM\n", i, &pmk_list->pmk[i].bssid); | |
48ed16e8 | 3783 | |
5419f7f1 HM |
3784 | err = brcmf_fil_iovar_data_set(ifp, "pmkid_info", pmk_list, |
3785 | sizeof(*pmk_list)); | |
48ed16e8 HM |
3786 | |
3787 | return err; | |
e5806072 AS |
3788 | } |
3789 | ||
5419f7f1 HM |
3790 | static s32 |
3791 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3792 | struct cfg80211_pmksa *pmksa) | |
e5806072 | 3793 | { |
5419f7f1 | 3794 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 3795 | struct brcmf_if *ifp = netdev_priv(ndev); |
5419f7f1 HM |
3796 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; |
3797 | s32 err; | |
3798 | u32 npmk, i; | |
e5806072 | 3799 | |
5419f7f1 HM |
3800 | brcmf_dbg(TRACE, "Enter\n"); |
3801 | if (!check_vif_up(ifp->vif)) | |
3802 | return -EIO; | |
e5806072 | 3803 | |
5419f7f1 HM |
3804 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3805 | for (i = 0; i < npmk; i++) | |
3806 | if (!memcmp(pmksa->bssid, pmk[i].bssid, ETH_ALEN)) | |
3807 | break; | |
3808 | if (i < BRCMF_MAXPMKID) { | |
3809 | memcpy(pmk[i].bssid, pmksa->bssid, ETH_ALEN); | |
3810 | memcpy(pmk[i].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); | |
3811 | if (i == npmk) { | |
3812 | npmk++; | |
3813 | cfg->pmk_list.npmk = cpu_to_le32(npmk); | |
3814 | } | |
3815 | } else { | |
3816 | brcmf_err("Too many PMKSA entries cached %d\n", npmk); | |
e5806072 AS |
3817 | return -EINVAL; |
3818 | } | |
3819 | ||
5419f7f1 HM |
3820 | brcmf_dbg(CONN, "set_pmksa - PMK bssid: %pM =\n", pmk[npmk].bssid); |
3821 | for (i = 0; i < WLAN_PMKID_LEN; i += 4) | |
3822 | brcmf_dbg(CONN, "%02x %02x %02x %02x\n", pmk[npmk].pmkid[i], | |
3823 | pmk[npmk].pmkid[i + 1], pmk[npmk].pmkid[i + 2], | |
3824 | pmk[npmk].pmkid[i + 3]); | |
e5806072 | 3825 | |
5419f7f1 | 3826 | err = brcmf_update_pmklist(cfg, ifp); |
e5806072 | 3827 | |
5419f7f1 HM |
3828 | brcmf_dbg(TRACE, "Exit\n"); |
3829 | return err; | |
3830 | } | |
e5806072 | 3831 | |
5419f7f1 HM |
3832 | static s32 |
3833 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3834 | struct cfg80211_pmksa *pmksa) | |
3835 | { | |
3836 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3837 | struct brcmf_if *ifp = netdev_priv(ndev); | |
3838 | struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0]; | |
3839 | s32 err; | |
3840 | u32 npmk, i; | |
e5806072 | 3841 | |
5419f7f1 HM |
3842 | brcmf_dbg(TRACE, "Enter\n"); |
3843 | if (!check_vif_up(ifp->vif)) | |
3844 | return -EIO; | |
e5806072 | 3845 | |
5419f7f1 | 3846 | brcmf_dbg(CONN, "del_pmksa - PMK bssid = %pM\n", &pmksa->bssid); |
e5806072 | 3847 | |
5419f7f1 HM |
3848 | npmk = le32_to_cpu(cfg->pmk_list.npmk); |
3849 | for (i = 0; i < npmk; i++) | |
3850 | if (!memcmp(&pmksa->bssid, &pmk[i].bssid, ETH_ALEN)) | |
3851 | break; | |
3852 | ||
3853 | if ((npmk > 0) && (i < npmk)) { | |
3854 | for (; i < (npmk - 1); i++) { | |
3855 | memcpy(&pmk[i].bssid, &pmk[i + 1].bssid, ETH_ALEN); | |
3856 | memcpy(&pmk[i].pmkid, &pmk[i + 1].pmkid, | |
3857 | WLAN_PMKID_LEN); | |
e5806072 | 3858 | } |
5419f7f1 HM |
3859 | memset(&pmk[i], 0, sizeof(*pmk)); |
3860 | cfg->pmk_list.npmk = cpu_to_le32(npmk - 1); | |
e5806072 | 3861 | } else { |
5419f7f1 | 3862 | brcmf_err("Cache entry not found\n"); |
e5806072 AS |
3863 | return -EINVAL; |
3864 | } | |
3865 | ||
5419f7f1 HM |
3866 | err = brcmf_update_pmklist(cfg, ifp); |
3867 | ||
3868 | brcmf_dbg(TRACE, "Exit\n"); | |
3869 | return err; | |
3870 | ||
e5806072 AS |
3871 | } |
3872 | ||
5419f7f1 HM |
3873 | static s32 |
3874 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
e5806072 | 3875 | { |
27a68fe3 | 3876 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
5419f7f1 HM |
3877 | struct brcmf_if *ifp = netdev_priv(ndev); |
3878 | s32 err; | |
3879 | ||
3880 | brcmf_dbg(TRACE, "Enter\n"); | |
3881 | if (!check_vif_up(ifp->vif)) | |
3882 | return -EIO; | |
3883 | ||
3884 | memset(&cfg->pmk_list, 0, sizeof(cfg->pmk_list)); | |
3885 | err = brcmf_update_pmklist(cfg, ifp); | |
3886 | ||
3887 | brcmf_dbg(TRACE, "Exit\n"); | |
3888 | return err; | |
e5806072 | 3889 | |
e5806072 | 3890 | } |
e5806072 | 3891 | |
1f170110 | 3892 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3893 | { |
3894 | s32 err; | |
3895 | ||
3896 | /* set auth */ | |
ac24be6f | 3897 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3898 | if (err < 0) { |
57d6e91a | 3899 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3900 | return err; |
3901 | } | |
3902 | /* set wsec */ | |
ac24be6f | 3903 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3904 | if (err < 0) { |
57d6e91a | 3905 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3906 | return err; |
3907 | } | |
3908 | /* set upper-layer auth */ | |
ac24be6f | 3909 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3910 | if (err < 0) { |
57d6e91a | 3911 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3912 | return err; |
3913 | } | |
3914 | ||
3915 | return 0; | |
3916 | } | |
3917 | ||
3918 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3919 | { | |
3920 | if (is_rsn_ie) | |
3921 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3922 | ||
3923 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3924 | } | |
3925 | ||
3926 | static s32 | |
a44aa400 | 3927 | brcmf_configure_wpaie(struct brcmf_if *ifp, |
4b5800fe JB |
3928 | const struct brcmf_vs_tlv *wpa_ie, |
3929 | bool is_rsn_ie) | |
1a873342 HM |
3930 | { |
3931 | u32 auth = 0; /* d11 open authentication */ | |
3932 | u16 count; | |
3933 | s32 err = 0; | |
240d61a9 | 3934 | s32 len; |
1a873342 HM |
3935 | u32 i; |
3936 | u32 wsec; | |
3937 | u32 pval = 0; | |
3938 | u32 gval = 0; | |
3939 | u32 wpa_auth = 0; | |
3940 | u32 offset; | |
3941 | u8 *data; | |
3942 | u16 rsn_cap; | |
3943 | u32 wme_bss_disable; | |
240d61a9 | 3944 | u32 mfp; |
1a873342 | 3945 | |
d96b801f | 3946 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3947 | if (wpa_ie == NULL) |
3948 | goto exit; | |
3949 | ||
3950 | len = wpa_ie->len + TLV_HDR_LEN; | |
3951 | data = (u8 *)wpa_ie; | |
619c5a9a | 3952 | offset = TLV_HDR_LEN; |
1a873342 HM |
3953 | if (!is_rsn_ie) |
3954 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3955 | else |
3956 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3957 | |
3958 | /* check for multicast cipher suite */ | |
3959 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3960 | err = -EINVAL; | |
57d6e91a | 3961 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3962 | goto exit; |
3963 | } | |
3964 | ||
3965 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3966 | err = -EINVAL; | |
57d6e91a | 3967 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3968 | goto exit; |
3969 | } | |
3970 | offset += TLV_OUI_LEN; | |
3971 | ||
3972 | /* pick up multicast cipher */ | |
3973 | switch (data[offset]) { | |
3974 | case WPA_CIPHER_NONE: | |
3975 | gval = 0; | |
3976 | break; | |
3977 | case WPA_CIPHER_WEP_40: | |
3978 | case WPA_CIPHER_WEP_104: | |
3979 | gval = WEP_ENABLED; | |
3980 | break; | |
3981 | case WPA_CIPHER_TKIP: | |
3982 | gval = TKIP_ENABLED; | |
3983 | break; | |
3984 | case WPA_CIPHER_AES_CCM: | |
3985 | gval = AES_ENABLED; | |
3986 | break; | |
3987 | default: | |
3988 | err = -EINVAL; | |
57d6e91a | 3989 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3990 | goto exit; |
3991 | } | |
3992 | ||
3993 | offset++; | |
3994 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3995 | count = data[offset] + (data[offset + 1] << 8); | |
3996 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3997 | /* Check for unicast suite(s) */ | |
3998 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3999 | err = -EINVAL; | |
57d6e91a | 4000 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
4001 | goto exit; |
4002 | } | |
4003 | for (i = 0; i < count; i++) { | |
4004 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
4005 | err = -EINVAL; | |
57d6e91a | 4006 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
4007 | goto exit; |
4008 | } | |
4009 | offset += TLV_OUI_LEN; | |
4010 | switch (data[offset]) { | |
4011 | case WPA_CIPHER_NONE: | |
4012 | break; | |
4013 | case WPA_CIPHER_WEP_40: | |
4014 | case WPA_CIPHER_WEP_104: | |
4015 | pval |= WEP_ENABLED; | |
4016 | break; | |
4017 | case WPA_CIPHER_TKIP: | |
4018 | pval |= TKIP_ENABLED; | |
4019 | break; | |
4020 | case WPA_CIPHER_AES_CCM: | |
4021 | pval |= AES_ENABLED; | |
4022 | break; | |
4023 | default: | |
57d6e91a | 4024 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
4025 | } |
4026 | offset++; | |
4027 | } | |
4028 | /* walk thru auth management suite list and pick up what we recognize */ | |
4029 | count = data[offset] + (data[offset + 1] << 8); | |
4030 | offset += WPA_IE_SUITE_COUNT_LEN; | |
4031 | /* Check for auth key management suite(s) */ | |
4032 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
4033 | err = -EINVAL; | |
57d6e91a | 4034 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
4035 | goto exit; |
4036 | } | |
4037 | for (i = 0; i < count; i++) { | |
4038 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
4039 | err = -EINVAL; | |
57d6e91a | 4040 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
4041 | goto exit; |
4042 | } | |
4043 | offset += TLV_OUI_LEN; | |
4044 | switch (data[offset]) { | |
4045 | case RSN_AKM_NONE: | |
d96b801f | 4046 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
4047 | wpa_auth |= WPA_AUTH_NONE; |
4048 | break; | |
4049 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 4050 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
4051 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
4052 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
4053 | break; | |
4054 | case RSN_AKM_PSK: | |
d96b801f | 4055 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
4056 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
4057 | (wpa_auth |= WPA_AUTH_PSK); | |
4058 | break; | |
240d61a9 HM |
4059 | case RSN_AKM_SHA256_PSK: |
4060 | brcmf_dbg(TRACE, "RSN_AKM_MFP_PSK\n"); | |
4061 | wpa_auth |= WPA2_AUTH_PSK_SHA256; | |
4062 | break; | |
4063 | case RSN_AKM_SHA256_1X: | |
4064 | brcmf_dbg(TRACE, "RSN_AKM_MFP_1X\n"); | |
4065 | wpa_auth |= WPA2_AUTH_1X_SHA256; | |
4066 | break; | |
1a873342 | 4067 | default: |
57d6e91a | 4068 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
4069 | } |
4070 | offset++; | |
4071 | } | |
4072 | ||
240d61a9 | 4073 | mfp = BRCMF_MFP_NONE; |
1a873342 HM |
4074 | if (is_rsn_ie) { |
4075 | wme_bss_disable = 1; | |
4076 | if ((offset + RSN_CAP_LEN) <= len) { | |
4077 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
4078 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
4079 | wme_bss_disable = 0; | |
240d61a9 HM |
4080 | if (rsn_cap & RSN_CAP_MFPR_MASK) { |
4081 | brcmf_dbg(TRACE, "MFP Required\n"); | |
4082 | mfp = BRCMF_MFP_REQUIRED; | |
4083 | /* Firmware only supports mfp required in | |
4084 | * combination with WPA2_AUTH_PSK_SHA256 or | |
4085 | * WPA2_AUTH_1X_SHA256. | |
4086 | */ | |
4087 | if (!(wpa_auth & (WPA2_AUTH_PSK_SHA256 | | |
4088 | WPA2_AUTH_1X_SHA256))) { | |
4089 | err = -EINVAL; | |
4090 | goto exit; | |
4091 | } | |
4092 | /* Firmware has requirement that WPA2_AUTH_PSK/ | |
4093 | * WPA2_AUTH_UNSPECIFIED be set, if SHA256 OUI | |
4094 | * is to be included in the rsn ie. | |
4095 | */ | |
4096 | if (wpa_auth & WPA2_AUTH_PSK_SHA256) | |
4097 | wpa_auth |= WPA2_AUTH_PSK; | |
4098 | else if (wpa_auth & WPA2_AUTH_1X_SHA256) | |
4099 | wpa_auth |= WPA2_AUTH_UNSPECIFIED; | |
4100 | } else if (rsn_cap & RSN_CAP_MFPC_MASK) { | |
4101 | brcmf_dbg(TRACE, "MFP Capable\n"); | |
4102 | mfp = BRCMF_MFP_CAPABLE; | |
4103 | } | |
1a873342 | 4104 | } |
240d61a9 | 4105 | offset += RSN_CAP_LEN; |
1a873342 | 4106 | /* set wme_bss_disable to sync RSN Capabilities */ |
ac24be6f | 4107 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 4108 | wme_bss_disable); |
1a873342 | 4109 | if (err < 0) { |
57d6e91a | 4110 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
4111 | goto exit; |
4112 | } | |
240d61a9 HM |
4113 | |
4114 | /* Skip PMKID cnt as it is know to be 0 for AP. */ | |
4115 | offset += RSN_PMKID_COUNT_LEN; | |
4116 | ||
4117 | /* See if there is BIP wpa suite left for MFP */ | |
4118 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP) && | |
4119 | ((offset + WPA_IE_MIN_OUI_LEN) <= len)) { | |
4120 | err = brcmf_fil_bsscfg_data_set(ifp, "bip", | |
4121 | &data[offset], | |
4122 | WPA_IE_MIN_OUI_LEN); | |
4123 | if (err < 0) { | |
4124 | brcmf_err("bip error %d\n", err); | |
4125 | goto exit; | |
4126 | } | |
4127 | } | |
1a873342 HM |
4128 | } |
4129 | /* FOR WPS , set SES_OW_ENABLED */ | |
4130 | wsec = (pval | gval | SES_OW_ENABLED); | |
4131 | ||
4132 | /* set auth */ | |
ac24be6f | 4133 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 4134 | if (err < 0) { |
57d6e91a | 4135 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
4136 | goto exit; |
4137 | } | |
4138 | /* set wsec */ | |
ac24be6f | 4139 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 4140 | if (err < 0) { |
57d6e91a | 4141 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
4142 | goto exit; |
4143 | } | |
240d61a9 HM |
4144 | /* Configure MFP, this needs to go after wsec otherwise the wsec command |
4145 | * will overwrite the values set by MFP | |
4146 | */ | |
4147 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) { | |
4148 | err = brcmf_fil_bsscfg_int_set(ifp, "mfp", mfp); | |
4149 | if (err < 0) { | |
4150 | brcmf_err("mfp error %d\n", err); | |
4151 | goto exit; | |
4152 | } | |
4153 | } | |
1a873342 | 4154 | /* set upper-layer auth */ |
ac24be6f | 4155 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 4156 | if (err < 0) { |
57d6e91a | 4157 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
4158 | goto exit; |
4159 | } | |
4160 | ||
4161 | exit: | |
4162 | return err; | |
4163 | } | |
4164 | ||
4165 | static s32 | |
3082b9be | 4166 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
4167 | struct parsed_vndr_ies *vndr_ies) |
4168 | { | |
1a873342 HM |
4169 | struct brcmf_vs_tlv *vndrie; |
4170 | struct brcmf_tlv *ie; | |
4171 | struct parsed_vndr_ie_info *parsed_info; | |
4172 | s32 remaining_len; | |
4173 | ||
4174 | remaining_len = (s32)vndr_ie_len; | |
4175 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
4176 | ||
4177 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
4178 | while (ie) { | |
4179 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
4180 | goto next; | |
4181 | vndrie = (struct brcmf_vs_tlv *)ie; | |
4182 | /* len should be bigger than OUI length + one */ | |
4183 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
4184 | brcmf_err("invalid vndr ie. length is too small %d\n", |
4185 | vndrie->len); | |
1a873342 HM |
4186 | goto next; |
4187 | } | |
4188 | /* if wpa or wme ie, do not add ie */ | |
4189 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
4190 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
4191 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 4192 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
4193 | goto next; |
4194 | } | |
4195 | ||
4196 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
4197 | ||
4198 | /* save vndr ie information */ | |
4199 | parsed_info->ie_ptr = (char *)vndrie; | |
4200 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
4201 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
4202 | ||
4203 | vndr_ies->count++; | |
4204 | ||
d96b801f AS |
4205 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
4206 | parsed_info->vndrie.oui[0], | |
4207 | parsed_info->vndrie.oui[1], | |
4208 | parsed_info->vndrie.oui[2], | |
4209 | parsed_info->vndrie.oui_type); | |
1a873342 | 4210 | |
9f440b7b | 4211 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
4212 | break; |
4213 | next: | |
b41fc3d7 HM |
4214 | remaining_len -= (ie->len + TLV_HDR_LEN); |
4215 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
4216 | ie = NULL; |
4217 | else | |
b41fc3d7 HM |
4218 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
4219 | TLV_HDR_LEN); | |
1a873342 | 4220 | } |
12f32370 | 4221 | return 0; |
1a873342 HM |
4222 | } |
4223 | ||
4224 | static u32 | |
4225 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
4226 | { | |
4227 | ||
1a873342 HM |
4228 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); |
4229 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
4230 | ||
362126cd | 4231 | put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]); |
1a873342 | 4232 | |
362126cd | 4233 | put_unaligned_le32(pktflag, &iebuf[VNDR_IE_PKTFLAG_OFFSET]); |
1a873342 HM |
4234 | |
4235 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
4236 | ||
4237 | return ie_len + VNDR_IE_HDR_SIZE; | |
4238 | } | |
4239 | ||
1332e26e AS |
4240 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
4241 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 4242 | { |
1332e26e AS |
4243 | struct brcmf_if *ifp; |
4244 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
4245 | s32 err = 0; |
4246 | u8 *iovar_ie_buf; | |
4247 | u8 *curr_ie_buf; | |
4248 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 4249 | int mgmt_ie_buf_len; |
81118d16 | 4250 | u32 *mgmt_ie_len; |
1a873342 HM |
4251 | u32 del_add_ie_buf_len = 0; |
4252 | u32 total_ie_buf_len = 0; | |
4253 | u32 parsed_ie_buf_len = 0; | |
4254 | struct parsed_vndr_ies old_vndr_ies; | |
4255 | struct parsed_vndr_ies new_vndr_ies; | |
4256 | struct parsed_vndr_ie_info *vndrie_info; | |
4257 | s32 i; | |
4258 | u8 *ptr; | |
3e4f319d | 4259 | int remained_buf_len; |
1a873342 | 4260 | |
1332e26e AS |
4261 | if (!vif) |
4262 | return -ENODEV; | |
4263 | ifp = vif->ifp; | |
4264 | saved_ie = &vif->saved_ie; | |
4265 | ||
37a869ec HM |
4266 | brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx, |
4267 | pktflag); | |
1a873342 HM |
4268 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4269 | if (!iovar_ie_buf) | |
4270 | return -ENOMEM; | |
4271 | curr_ie_buf = iovar_ie_buf; | |
89286dc9 HM |
4272 | switch (pktflag) { |
4273 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
4274 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
4275 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
4276 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
4277 | break; | |
4278 | case BRCMF_VNDR_IE_PRBRSP_FLAG: | |
4279 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
4280 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
4281 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
4282 | break; | |
4283 | case BRCMF_VNDR_IE_BEACON_FLAG: | |
4284 | mgmt_ie_buf = saved_ie->beacon_ie; | |
4285 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
4286 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
4287 | break; | |
4288 | case BRCMF_VNDR_IE_ASSOCREQ_FLAG: | |
4289 | mgmt_ie_buf = saved_ie->assoc_req_ie; | |
4290 | mgmt_ie_len = &saved_ie->assoc_req_ie_len; | |
4291 | mgmt_ie_buf_len = sizeof(saved_ie->assoc_req_ie); | |
4292 | break; | |
4293 | default: | |
4294 | err = -EPERM; | |
4295 | brcmf_err("not suitable type\n"); | |
4296 | goto exit; | |
1a873342 HM |
4297 | } |
4298 | ||
4299 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
4300 | err = -ENOMEM; | |
57d6e91a | 4301 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
4302 | goto exit; |
4303 | } | |
4304 | ||
4305 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
4306 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
4307 | ptr = curr_ie_buf; | |
4308 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
4309 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4310 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4311 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
4312 | vndrie_info->ie_len); | |
4313 | parsed_ie_buf_len += vndrie_info->ie_len; | |
4314 | } | |
4315 | } | |
4316 | ||
b41fc3d7 | 4317 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
4318 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
4319 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
4320 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 4321 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
4322 | goto exit; |
4323 | } | |
4324 | ||
4325 | /* parse old vndr_ie */ | |
4326 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
4327 | ||
4328 | /* make a command to delete old ie */ | |
4329 | for (i = 0; i < old_vndr_ies.count; i++) { | |
4330 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
4331 | ||
d96b801f AS |
4332 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
4333 | vndrie_info->vndrie.id, | |
4334 | vndrie_info->vndrie.len, | |
4335 | vndrie_info->vndrie.oui[0], | |
4336 | vndrie_info->vndrie.oui[1], | |
4337 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4338 | |
4339 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4340 | vndrie_info->ie_ptr, | |
4341 | vndrie_info->ie_len, | |
4342 | "del"); | |
4343 | curr_ie_buf += del_add_ie_buf_len; | |
4344 | total_ie_buf_len += del_add_ie_buf_len; | |
4345 | } | |
4346 | } | |
4347 | ||
4348 | *mgmt_ie_len = 0; | |
4349 | /* Add if there is any extra IE */ | |
4350 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
4351 | ptr = mgmt_ie_buf; | |
4352 | ||
4353 | remained_buf_len = mgmt_ie_buf_len; | |
4354 | ||
4355 | /* make a command to add new ie */ | |
4356 | for (i = 0; i < new_vndr_ies.count; i++) { | |
4357 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
4358 | ||
b41fc3d7 HM |
4359 | /* verify remained buf size before copy data */ |
4360 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
4361 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
4362 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
4363 | remained_buf_len); | |
b41fc3d7 HM |
4364 | break; |
4365 | } | |
4366 | remained_buf_len -= (vndrie_info->ie_len + | |
4367 | VNDR_IE_VSIE_OFFSET); | |
4368 | ||
d96b801f AS |
4369 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
4370 | vndrie_info->vndrie.id, | |
4371 | vndrie_info->vndrie.len, | |
4372 | vndrie_info->vndrie.oui[0], | |
4373 | vndrie_info->vndrie.oui[1], | |
4374 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
4375 | |
4376 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
4377 | vndrie_info->ie_ptr, | |
4378 | vndrie_info->ie_len, | |
4379 | "add"); | |
1a873342 HM |
4380 | |
4381 | /* save the parsed IE in wl struct */ | |
4382 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
4383 | vndrie_info->ie_len); | |
4384 | *mgmt_ie_len += vndrie_info->ie_len; | |
4385 | ||
4386 | curr_ie_buf += del_add_ie_buf_len; | |
4387 | total_ie_buf_len += del_add_ie_buf_len; | |
4388 | } | |
4389 | } | |
4390 | if (total_ie_buf_len) { | |
c1179033 | 4391 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 4392 | total_ie_buf_len); |
1a873342 | 4393 | if (err) |
57d6e91a | 4394 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
4395 | } |
4396 | ||
4397 | exit: | |
4398 | kfree(iovar_ie_buf); | |
4399 | return err; | |
4400 | } | |
4401 | ||
5f4f9f11 AS |
4402 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
4403 | { | |
4404 | s32 pktflags[] = { | |
4405 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
4406 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4407 | BRCMF_VNDR_IE_BEACON_FLAG | |
4408 | }; | |
4409 | int i; | |
4410 | ||
4411 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
4412 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
4413 | ||
4414 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
4415 | return 0; | |
4416 | } | |
4417 | ||
a0f07959 HM |
4418 | static s32 |
4419 | brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif, | |
4420 | struct cfg80211_beacon_data *beacon) | |
4421 | { | |
4422 | s32 err; | |
4423 | ||
4424 | /* Set Beacon IEs to FW */ | |
4425 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG, | |
4426 | beacon->tail, beacon->tail_len); | |
4427 | if (err) { | |
4428 | brcmf_err("Set Beacon IE Failed\n"); | |
4429 | return err; | |
4430 | } | |
4431 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); | |
4432 | ||
4433 | /* Set Probe Response IEs to FW */ | |
4434 | err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4435 | beacon->proberesp_ies, | |
4436 | beacon->proberesp_ies_len); | |
4437 | if (err) | |
4438 | brcmf_err("Set Probe Resp IE Failed\n"); | |
4439 | else | |
4440 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); | |
4441 | ||
4442 | return err; | |
4443 | } | |
4444 | ||
1a873342 HM |
4445 | static s32 |
4446 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
4447 | struct cfg80211_ap_settings *settings) | |
4448 | { | |
4449 | s32 ie_offset; | |
1c9d30cf | 4450 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
ac24be6f | 4451 | struct brcmf_if *ifp = netdev_priv(ndev); |
4b5800fe | 4452 | const struct brcmf_tlv *ssid_ie; |
98027769 | 4453 | const struct brcmf_tlv *country_ie; |
1a873342 | 4454 | struct brcmf_ssid_le ssid_le; |
1a873342 | 4455 | s32 err = -EPERM; |
4b5800fe JB |
4456 | const struct brcmf_tlv *rsn_ie; |
4457 | const struct brcmf_vs_tlv *wpa_ie; | |
1a873342 | 4458 | struct brcmf_join_params join_params; |
a0f07959 HM |
4459 | enum nl80211_iftype dev_role; |
4460 | struct brcmf_fil_bss_enable_le bss_enable; | |
8707e08d | 4461 | u16 chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef); |
a44aa400 | 4462 | bool mbss; |
98027769 | 4463 | int is_11d; |
1a873342 | 4464 | |
06c01585 AS |
4465 | brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", |
4466 | settings->chandef.chan->hw_value, | |
4467 | settings->chandef.center_freq1, settings->chandef.width, | |
a9a56878 | 4468 | settings->beacon_interval, settings->dtim_period); |
d96b801f AS |
4469 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", |
4470 | settings->ssid, settings->ssid_len, settings->auth_type, | |
4471 | settings->inactivity_timeout); | |
426d0a56 | 4472 | dev_role = ifp->vif->wdev.iftype; |
a44aa400 | 4473 | mbss = ifp->vif->mbss; |
1a873342 | 4474 | |
98027769 AS |
4475 | /* store current 11d setting */ |
4476 | brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d); | |
4477 | country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4478 | settings->beacon.tail_len, | |
4479 | WLAN_EID_COUNTRY); | |
4480 | is_11d = country_ie ? 1 : 0; | |
4481 | ||
1a873342 HM |
4482 | memset(&ssid_le, 0, sizeof(ssid_le)); |
4483 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
4484 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
4485 | ssid_ie = brcmf_parse_tlvs( | |
4486 | (u8 *)&settings->beacon.head[ie_offset], | |
4487 | settings->beacon.head_len - ie_offset, | |
4488 | WLAN_EID_SSID); | |
4489 | if (!ssid_ie) | |
4490 | return -EINVAL; | |
4491 | ||
4492 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
4493 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 4494 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
4495 | } else { |
4496 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
4497 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
4498 | } | |
4499 | ||
a44aa400 HM |
4500 | if (!mbss) { |
4501 | brcmf_set_mpc(ifp, 0); | |
52f22fb2 | 4502 | brcmf_configure_arp_nd_offload(ifp, false); |
a44aa400 | 4503 | } |
1a873342 HM |
4504 | |
4505 | /* find the RSN_IE */ | |
4506 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
4507 | settings->beacon.tail_len, WLAN_EID_RSN); | |
4508 | ||
4509 | /* find the WPA_IE */ | |
4510 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
4511 | settings->beacon.tail_len); | |
4512 | ||
1a873342 | 4513 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 4514 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
4515 | if (wpa_ie != NULL) { |
4516 | /* WPA IE */ | |
a44aa400 | 4517 | err = brcmf_configure_wpaie(ifp, wpa_ie, false); |
1a873342 HM |
4518 | if (err < 0) |
4519 | goto exit; | |
1a873342 | 4520 | } else { |
a44aa400 HM |
4521 | struct brcmf_vs_tlv *tmp_ie; |
4522 | ||
4523 | tmp_ie = (struct brcmf_vs_tlv *)rsn_ie; | |
4524 | ||
1a873342 | 4525 | /* RSN IE */ |
a44aa400 | 4526 | err = brcmf_configure_wpaie(ifp, tmp_ie, true); |
1a873342 HM |
4527 | if (err < 0) |
4528 | goto exit; | |
1a873342 | 4529 | } |
1a873342 | 4530 | } else { |
d96b801f | 4531 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 4532 | brcmf_configure_opensecurity(ifp); |
1a873342 | 4533 | } |
1a873342 | 4534 | |
a0f07959 | 4535 | brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); |
1a873342 | 4536 | |
8707e08d | 4537 | /* Parameters shared by all radio interfaces */ |
a44aa400 | 4538 | if (!mbss) { |
98027769 AS |
4539 | if (is_11d != ifp->vif->is_11d) { |
4540 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, | |
4541 | is_11d); | |
4542 | if (err < 0) { | |
4543 | brcmf_err("Regulatory Set Error, %d\n", err); | |
4544 | goto exit; | |
4545 | } | |
4546 | } | |
a44aa400 HM |
4547 | if (settings->beacon_interval) { |
4548 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, | |
4549 | settings->beacon_interval); | |
4550 | if (err < 0) { | |
4551 | brcmf_err("Beacon Interval Set Error, %d\n", | |
4552 | err); | |
4553 | goto exit; | |
4554 | } | |
4555 | } | |
4556 | if (settings->dtim_period) { | |
4557 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, | |
4558 | settings->dtim_period); | |
4559 | if (err < 0) { | |
4560 | brcmf_err("DTIM Interval Set Error, %d\n", err); | |
4561 | goto exit; | |
4562 | } | |
1a873342 | 4563 | } |
a0f07959 | 4564 | |
8abffd81 HM |
4565 | if ((dev_role == NL80211_IFTYPE_AP) && |
4566 | ((ifp->ifidx == 0) || | |
4567 | !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) { | |
a44aa400 HM |
4568 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
4569 | if (err < 0) { | |
4570 | brcmf_err("BRCMF_C_DOWN error %d\n", err); | |
4571 | goto exit; | |
4572 | } | |
4573 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); | |
4574 | } | |
4575 | ||
4576 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); | |
a0f07959 | 4577 | if (err < 0) { |
a44aa400 | 4578 | brcmf_err("SET INFRA error %d\n", err); |
a0f07959 HM |
4579 | goto exit; |
4580 | } | |
98027769 AS |
4581 | } else if (WARN_ON(is_11d != ifp->vif->is_11d)) { |
4582 | /* Multiple-BSS should use same 11d configuration */ | |
4583 | err = -EINVAL; | |
4584 | goto exit; | |
1a873342 | 4585 | } |
8707e08d RM |
4586 | |
4587 | /* Interface specific setup */ | |
a0f07959 | 4588 | if (dev_role == NL80211_IFTYPE_AP) { |
a44aa400 HM |
4589 | if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss)) |
4590 | brcmf_fil_iovar_int_set(ifp, "mbss", 1); | |
4591 | ||
a0f07959 HM |
4592 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
4593 | if (err < 0) { | |
4594 | brcmf_err("setting AP mode failed %d\n", err); | |
4595 | goto exit; | |
4596 | } | |
8707e08d RM |
4597 | if (!mbss) { |
4598 | /* Firmware 10.x requires setting channel after enabling | |
4599 | * AP and before bringing interface up. | |
4600 | */ | |
4601 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
4602 | if (err < 0) { | |
4603 | brcmf_err("Set Channel failed: chspec=%d, %d\n", | |
4604 | chanspec, err); | |
4605 | goto exit; | |
4606 | } | |
4607 | } | |
a0f07959 HM |
4608 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); |
4609 | if (err < 0) { | |
4610 | brcmf_err("BRCMF_C_UP error (%d)\n", err); | |
4611 | goto exit; | |
4612 | } | |
118eb304 HM |
4613 | /* On DOWN the firmware removes the WEP keys, reconfigure |
4614 | * them if they were set. | |
4615 | */ | |
4616 | brcmf_cfg80211_reconfigure_wep(ifp); | |
a0f07959 HM |
4617 | |
4618 | memset(&join_params, 0, sizeof(join_params)); | |
4619 | /* join parameters starts with ssid */ | |
4620 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4621 | /* create softap */ | |
4622 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4623 | &join_params, sizeof(join_params)); | |
4624 | if (err < 0) { | |
4625 | brcmf_err("SET SSID error (%d)\n", err); | |
4626 | goto exit; | |
4627 | } | |
4628 | brcmf_dbg(TRACE, "AP mode configuration complete\n"); | |
8707e08d RM |
4629 | } else if (dev_role == NL80211_IFTYPE_P2P_GO) { |
4630 | err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec); | |
4631 | if (err < 0) { | |
4632 | brcmf_err("Set Channel failed: chspec=%d, %d\n", | |
4633 | chanspec, err); | |
4634 | goto exit; | |
4635 | } | |
a0f07959 HM |
4636 | err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le, |
4637 | sizeof(ssid_le)); | |
4638 | if (err < 0) { | |
4639 | brcmf_err("setting ssid failed %d\n", err); | |
4640 | goto exit; | |
4641 | } | |
37a869ec | 4642 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
a0f07959 HM |
4643 | bss_enable.enable = cpu_to_le32(1); |
4644 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4645 | sizeof(bss_enable)); | |
4646 | if (err < 0) { | |
4647 | brcmf_err("bss_enable config failed %d\n", err); | |
4648 | goto exit; | |
4649 | } | |
4650 | ||
4651 | brcmf_dbg(TRACE, "GO mode configuration complete\n"); | |
8707e08d RM |
4652 | } else { |
4653 | WARN_ON(1); | |
a0f07959 | 4654 | } |
8707e08d | 4655 | |
c1179033 | 4656 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4657 | brcmf_net_setcarrier(ifp, true); |
1a873342 HM |
4658 | |
4659 | exit: | |
a44aa400 | 4660 | if ((err) && (!mbss)) { |
f96aa07e | 4661 | brcmf_set_mpc(ifp, 1); |
52f22fb2 | 4662 | brcmf_configure_arp_nd_offload(ifp, true); |
b3657453 | 4663 | } |
1a873342 HM |
4664 | return err; |
4665 | } | |
4666 | ||
4667 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4668 | { | |
c1179033 | 4669 | struct brcmf_if *ifp = netdev_priv(ndev); |
5c33a942 | 4670 | s32 err; |
426d0a56 | 4671 | struct brcmf_fil_bss_enable_le bss_enable; |
5c33a942 | 4672 | struct brcmf_join_params join_params; |
1a873342 | 4673 | |
d96b801f | 4674 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 4675 | |
426d0a56 | 4676 | if (ifp->vif->wdev.iftype == NL80211_IFTYPE_AP) { |
1a873342 HM |
4677 | /* Due to most likely deauths outstanding we sleep */ |
4678 | /* first to make sure they get processed by fw. */ | |
4679 | msleep(400); | |
5c33a942 | 4680 | |
a44aa400 HM |
4681 | if (ifp->vif->mbss) { |
4682 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); | |
4683 | return err; | |
4684 | } | |
4685 | ||
5c33a942 HM |
4686 | memset(&join_params, 0, sizeof(join_params)); |
4687 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, | |
4688 | &join_params, sizeof(join_params)); | |
4689 | if (err < 0) | |
4690 | brcmf_err("SET SSID error (%d)\n", err); | |
a44aa400 | 4691 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
5c33a942 | 4692 | if (err < 0) |
a44aa400 | 4693 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
5c33a942 HM |
4694 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
4695 | if (err < 0) | |
4696 | brcmf_err("setting AP mode failed %d\n", err); | |
4697 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); | |
4698 | if (err < 0) | |
4699 | brcmf_err("setting INFRA mode failed %d\n", err); | |
a44aa400 HM |
4700 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) |
4701 | brcmf_fil_iovar_int_set(ifp, "mbss", 0); | |
98027769 AS |
4702 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, |
4703 | ifp->vif->is_11d); | |
4704 | if (err < 0) | |
4705 | brcmf_err("restoring REGULATORY setting failed %d\n", | |
4706 | err); | |
a44aa400 HM |
4707 | /* Bring device back up so it can be used again */ |
4708 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); | |
4709 | if (err < 0) | |
4710 | brcmf_err("BRCMF_C_UP error %d\n", err); | |
426d0a56 | 4711 | } else { |
37a869ec | 4712 | bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx); |
426d0a56 HM |
4713 | bss_enable.enable = cpu_to_le32(0); |
4714 | err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, | |
4715 | sizeof(bss_enable)); | |
4716 | if (err < 0) | |
4717 | brcmf_err("bss_enable config failed %d\n", err); | |
1a873342 | 4718 | } |
f96aa07e | 4719 | brcmf_set_mpc(ifp, 1); |
52f22fb2 | 4720 | brcmf_configure_arp_nd_offload(ifp, true); |
426d0a56 | 4721 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); |
92121e69 | 4722 | brcmf_net_setcarrier(ifp, false); |
426d0a56 | 4723 | |
1a873342 HM |
4724 | return err; |
4725 | } | |
4726 | ||
a0f07959 HM |
4727 | static s32 |
4728 | brcmf_cfg80211_change_beacon(struct wiphy *wiphy, struct net_device *ndev, | |
4729 | struct cfg80211_beacon_data *info) | |
4730 | { | |
a0f07959 HM |
4731 | struct brcmf_if *ifp = netdev_priv(ndev); |
4732 | s32 err; | |
4733 | ||
4734 | brcmf_dbg(TRACE, "Enter\n"); | |
4735 | ||
a0f07959 HM |
4736 | err = brcmf_config_ap_mgmt_ie(ifp->vif, info); |
4737 | ||
4738 | return err; | |
4739 | } | |
4740 | ||
1a873342 HM |
4741 | static int |
4742 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
89c771e5 | 4743 | struct station_del_parameters *params) |
1a873342 | 4744 | { |
a0f07959 | 4745 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 | 4746 | struct brcmf_scb_val_le scbval; |
0abb5f21 | 4747 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4748 | s32 err; |
4749 | ||
89c771e5 | 4750 | if (!params->mac) |
1a873342 HM |
4751 | return -EFAULT; |
4752 | ||
89c771e5 | 4753 | brcmf_dbg(TRACE, "Enter %pM\n", params->mac); |
1a873342 | 4754 | |
a0f07959 HM |
4755 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) |
4756 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
ce81e317 | 4757 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4758 | return -EIO; |
4759 | ||
89c771e5 | 4760 | memcpy(&scbval.ea, params->mac, ETH_ALEN); |
ba8b6ae6 | 4761 | scbval.val = cpu_to_le32(params->reason_code); |
0abb5f21 | 4762 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4763 | &scbval, sizeof(scbval)); |
1a873342 | 4764 | if (err) |
57d6e91a | 4765 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
7ab6acd0 | 4766 | |
d96b801f | 4767 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
4768 | return err; |
4769 | } | |
4770 | ||
6b89dcb3 HM |
4771 | static int |
4772 | brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev, | |
4773 | const u8 *mac, struct station_parameters *params) | |
4774 | { | |
4775 | struct brcmf_if *ifp = netdev_priv(ndev); | |
4776 | s32 err; | |
4777 | ||
4778 | brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac, | |
4779 | params->sta_flags_mask, params->sta_flags_set); | |
4780 | ||
4781 | /* Ignore all 00 MAC */ | |
4782 | if (is_zero_ether_addr(mac)) | |
4783 | return 0; | |
4784 | ||
4785 | if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) | |
4786 | return 0; | |
4787 | ||
4788 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
4789 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE, | |
4790 | (void *)mac, ETH_ALEN); | |
4791 | else | |
4792 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE, | |
4793 | (void *)mac, ETH_ALEN); | |
4794 | if (err < 0) | |
4795 | brcmf_err("Setting SCB (de-)authorize failed, %d\n", err); | |
4796 | ||
4797 | return err; | |
4798 | } | |
0de8aace HM |
4799 | |
4800 | static void | |
4801 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
4802 | struct wireless_dev *wdev, | |
4803 | u16 frame_type, bool reg) | |
4804 | { | |
7fa2e352 | 4805 | struct brcmf_cfg80211_vif *vif; |
0de8aace HM |
4806 | u16 mgmt_type; |
4807 | ||
4808 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
4809 | ||
4810 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
7fa2e352 | 4811 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
0de8aace HM |
4812 | if (reg) |
4813 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
4814 | else | |
318a64ce | 4815 | vif->mgmt_rx_reg &= ~BIT(mgmt_type); |
0de8aace HM |
4816 | } |
4817 | ||
4818 | ||
4819 | static int | |
4820 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
b176e629 | 4821 | struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
0de8aace HM |
4822 | { |
4823 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
b176e629 AO |
4824 | struct ieee80211_channel *chan = params->chan; |
4825 | const u8 *buf = params->buf; | |
4826 | size_t len = params->len; | |
0de8aace HM |
4827 | const struct ieee80211_mgmt *mgmt; |
4828 | struct brcmf_cfg80211_vif *vif; | |
4829 | s32 err = 0; | |
4830 | s32 ie_offset; | |
4831 | s32 ie_len; | |
18e2f61d HM |
4832 | struct brcmf_fil_action_frame_le *action_frame; |
4833 | struct brcmf_fil_af_params_le *af_params; | |
4834 | bool ack; | |
4835 | s32 chan_nr; | |
c2ff8cad | 4836 | u32 freq; |
0de8aace HM |
4837 | |
4838 | brcmf_dbg(TRACE, "Enter\n"); | |
4839 | ||
4840 | *cookie = 0; | |
4841 | ||
4842 | mgmt = (const struct ieee80211_mgmt *)buf; | |
4843 | ||
a0f07959 HM |
4844 | if (!ieee80211_is_mgmt(mgmt->frame_control)) { |
4845 | brcmf_err("Driver only allows MGMT packet type\n"); | |
4846 | return -EPERM; | |
4847 | } | |
0de8aace | 4848 | |
c2ff8cad AQ |
4849 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); |
4850 | ||
a0f07959 HM |
4851 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
4852 | /* Right now the only reason to get a probe response */ | |
4853 | /* is for p2p listen response or for p2p GO from */ | |
4854 | /* wpa_supplicant. Unfortunately the probe is send */ | |
4855 | /* on primary ndev, while dongle wants it on the p2p */ | |
4856 | /* vif. Since this is only reason for a probe */ | |
4857 | /* response to be sent, the vif is taken from cfg. */ | |
4858 | /* If ever desired to send proberesp for non p2p */ | |
4859 | /* response then data should be checked for */ | |
4860 | /* "DIRECT-". Note in future supplicant will take */ | |
4861 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
4862 | /* is not needed anymore. */ | |
4863 | ie_offset = DOT11_MGMT_HDR_LEN + | |
4864 | DOT11_BCN_PRB_FIXED_LEN; | |
4865 | ie_len = len - ie_offset; | |
a0f07959 | 4866 | if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) |
0de8aace | 4867 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; |
a0f07959 HM |
4868 | err = brcmf_vif_set_mgmt_ie(vif, |
4869 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
4870 | &buf[ie_offset], | |
4871 | ie_len); | |
4872 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
4873 | GFP_KERNEL); | |
18e2f61d HM |
4874 | } else if (ieee80211_is_action(mgmt->frame_control)) { |
4875 | af_params = kzalloc(sizeof(*af_params), GFP_KERNEL); | |
4876 | if (af_params == NULL) { | |
4877 | brcmf_err("unable to allocate frame\n"); | |
4878 | err = -ENOMEM; | |
4879 | goto exit; | |
4880 | } | |
4881 | action_frame = &af_params->action_frame; | |
4882 | /* Add the packet Id */ | |
4883 | action_frame->packet_id = cpu_to_le32(*cookie); | |
4884 | /* Add BSSID */ | |
4885 | memcpy(&action_frame->da[0], &mgmt->da[0], ETH_ALEN); | |
4886 | memcpy(&af_params->bssid[0], &mgmt->bssid[0], ETH_ALEN); | |
4887 | /* Add the length exepted for 802.11 header */ | |
4888 | action_frame->len = cpu_to_le16(len - DOT11_MGMT_HDR_LEN); | |
c2ff8cad AQ |
4889 | /* Add the channel. Use the one specified as parameter if any or |
4890 | * the current one (got from the firmware) otherwise | |
4891 | */ | |
4892 | if (chan) | |
4893 | freq = chan->center_freq; | |
4894 | else | |
4895 | brcmf_fil_cmd_int_get(vif->ifp, BRCMF_C_GET_CHANNEL, | |
4896 | &freq); | |
4897 | chan_nr = ieee80211_frequency_to_channel(freq); | |
18e2f61d HM |
4898 | af_params->channel = cpu_to_le32(chan_nr); |
4899 | ||
4900 | memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], | |
4901 | le16_to_cpu(action_frame->len)); | |
4902 | ||
4903 | brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n", | |
86a9c4a2 | 4904 | *cookie, le16_to_cpu(action_frame->len), freq); |
18e2f61d | 4905 | |
7fa2e352 | 4906 | ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), |
18e2f61d HM |
4907 | af_params); |
4908 | ||
4909 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, | |
4910 | GFP_KERNEL); | |
4911 | kfree(af_params); | |
a0f07959 HM |
4912 | } else { |
4913 | brcmf_dbg(TRACE, "Unhandled, fc=%04x!!\n", mgmt->frame_control); | |
4914 | brcmf_dbg_hex_dump(true, buf, len, "payload, len=%Zu\n", len); | |
0de8aace | 4915 | } |
a0f07959 | 4916 | |
18e2f61d | 4917 | exit: |
0de8aace HM |
4918 | return err; |
4919 | } | |
4920 | ||
4921 | ||
4922 | static int | |
4923 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
4924 | struct wireless_dev *wdev, | |
4925 | u64 cookie) | |
4926 | { | |
4927 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4928 | struct brcmf_cfg80211_vif *vif; | |
4929 | int err = 0; | |
4930 | ||
4931 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
4932 | ||
4933 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
4934 | if (vif == NULL) { | |
4935 | brcmf_err("No p2p device available for probe response\n"); | |
4936 | err = -ENODEV; | |
4937 | goto exit; | |
4938 | } | |
4939 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
4940 | exit: | |
4941 | return err; | |
4942 | } | |
4943 | ||
ee6e7aa3 RM |
4944 | static int brcmf_cfg80211_get_channel(struct wiphy *wiphy, |
4945 | struct wireless_dev *wdev, | |
4946 | struct cfg80211_chan_def *chandef) | |
4947 | { | |
4948 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
4949 | struct net_device *ndev = wdev->netdev; | |
4950 | struct brcmf_if *ifp; | |
4951 | struct brcmu_chan ch; | |
4952 | enum nl80211_band band = 0; | |
4953 | enum nl80211_chan_width width = 0; | |
4954 | u32 chanspec; | |
4955 | int freq, err; | |
4956 | ||
4957 | if (!ndev) | |
4958 | return -ENODEV; | |
4959 | ifp = netdev_priv(ndev); | |
4960 | ||
4961 | err = brcmf_fil_iovar_int_get(ifp, "chanspec", &chanspec); | |
4962 | if (err) { | |
4963 | brcmf_err("chanspec failed (%d)\n", err); | |
4964 | return err; | |
4965 | } | |
4966 | ||
4967 | ch.chspec = chanspec; | |
4968 | cfg->d11inf.decchspec(&ch); | |
4969 | ||
4970 | switch (ch.band) { | |
4971 | case BRCMU_CHAN_BAND_2G: | |
4972 | band = NL80211_BAND_2GHZ; | |
4973 | break; | |
4974 | case BRCMU_CHAN_BAND_5G: | |
4975 | band = NL80211_BAND_5GHZ; | |
4976 | break; | |
4977 | } | |
4978 | ||
4979 | switch (ch.bw) { | |
4980 | case BRCMU_CHAN_BW_80: | |
4981 | width = NL80211_CHAN_WIDTH_80; | |
4982 | break; | |
4983 | case BRCMU_CHAN_BW_40: | |
4984 | width = NL80211_CHAN_WIDTH_40; | |
4985 | break; | |
4986 | case BRCMU_CHAN_BW_20: | |
4987 | width = NL80211_CHAN_WIDTH_20; | |
4988 | break; | |
4989 | case BRCMU_CHAN_BW_80P80: | |
4990 | width = NL80211_CHAN_WIDTH_80P80; | |
4991 | break; | |
4992 | case BRCMU_CHAN_BW_160: | |
4993 | width = NL80211_CHAN_WIDTH_160; | |
4994 | break; | |
4995 | } | |
4996 | ||
4997 | freq = ieee80211_channel_to_frequency(ch.control_ch_num, band); | |
4998 | chandef->chan = ieee80211_get_channel(wiphy, freq); | |
4999 | chandef->width = width; | |
5000 | chandef->center_freq1 = ieee80211_channel_to_frequency(ch.chnum, band); | |
5001 | chandef->center_freq2 = 0; | |
5002 | ||
5003 | return 0; | |
5004 | } | |
5005 | ||
61730d4d PH |
5006 | static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy, |
5007 | struct wireless_dev *wdev, | |
5008 | enum nl80211_crit_proto_id proto, | |
5009 | u16 duration) | |
5010 | { | |
5011 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
5012 | struct brcmf_cfg80211_vif *vif; | |
5013 | ||
5014 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
5015 | ||
5016 | /* only DHCP support for now */ | |
5017 | if (proto != NL80211_CRIT_PROTO_DHCP) | |
5018 | return -EINVAL; | |
5019 | ||
5020 | /* suppress and abort scanning */ | |
5021 | set_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
5022 | brcmf_abort_scanning(cfg); | |
5023 | ||
5024 | return brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_DISABLED, duration); | |
5025 | } | |
5026 | ||
5027 | static void brcmf_cfg80211_crit_proto_stop(struct wiphy *wiphy, | |
5028 | struct wireless_dev *wdev) | |
5029 | { | |
5030 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
5031 | struct brcmf_cfg80211_vif *vif; | |
5032 | ||
5033 | vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); | |
5034 | ||
5035 | brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0); | |
5036 | clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status); | |
5037 | } | |
5038 | ||
70b7d94b HM |
5039 | static s32 |
5040 | brcmf_notify_tdls_peer_event(struct brcmf_if *ifp, | |
5041 | const struct brcmf_event_msg *e, void *data) | |
5042 | { | |
5043 | switch (e->reason) { | |
5044 | case BRCMF_E_REASON_TDLS_PEER_DISCOVERED: | |
5045 | brcmf_dbg(TRACE, "TDLS Peer Discovered\n"); | |
5046 | break; | |
5047 | case BRCMF_E_REASON_TDLS_PEER_CONNECTED: | |
5048 | brcmf_dbg(TRACE, "TDLS Peer Connected\n"); | |
5049 | brcmf_proto_add_tdls_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5050 | break; | |
5051 | case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED: | |
5052 | brcmf_dbg(TRACE, "TDLS Peer Disconnected\n"); | |
5053 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5054 | break; | |
5055 | } | |
5056 | ||
5057 | return 0; | |
5058 | } | |
5059 | ||
89c2f382 AS |
5060 | static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper) |
5061 | { | |
5062 | int ret; | |
5063 | ||
5064 | switch (oper) { | |
5065 | case NL80211_TDLS_DISCOVERY_REQ: | |
5066 | ret = BRCMF_TDLS_MANUAL_EP_DISCOVERY; | |
5067 | break; | |
5068 | case NL80211_TDLS_SETUP: | |
5069 | ret = BRCMF_TDLS_MANUAL_EP_CREATE; | |
5070 | break; | |
5071 | case NL80211_TDLS_TEARDOWN: | |
5072 | ret = BRCMF_TDLS_MANUAL_EP_DELETE; | |
5073 | break; | |
5074 | default: | |
5075 | brcmf_err("unsupported operation: %d\n", oper); | |
5076 | ret = -EOPNOTSUPP; | |
5077 | } | |
5078 | return ret; | |
5079 | } | |
5080 | ||
5081 | static int brcmf_cfg80211_tdls_oper(struct wiphy *wiphy, | |
3b3a0162 | 5082 | struct net_device *ndev, const u8 *peer, |
89c2f382 AS |
5083 | enum nl80211_tdls_operation oper) |
5084 | { | |
5085 | struct brcmf_if *ifp; | |
5086 | struct brcmf_tdls_iovar_le info; | |
5087 | int ret = 0; | |
5088 | ||
5089 | ret = brcmf_convert_nl80211_tdls_oper(oper); | |
5090 | if (ret < 0) | |
5091 | return ret; | |
5092 | ||
5093 | ifp = netdev_priv(ndev); | |
5094 | memset(&info, 0, sizeof(info)); | |
5095 | info.mode = (u8)ret; | |
5096 | if (peer) | |
5097 | memcpy(info.ea, peer, ETH_ALEN); | |
5098 | ||
5099 | ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint", | |
5100 | &info, sizeof(info)); | |
5101 | if (ret < 0) | |
5102 | brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret); | |
5103 | ||
5104 | return ret; | |
5105 | } | |
5106 | ||
5c22fb85 HM |
5107 | #ifdef CONFIG_PM |
5108 | static int | |
5109 | brcmf_cfg80211_set_rekey_data(struct wiphy *wiphy, struct net_device *ndev, | |
5110 | struct cfg80211_gtk_rekey_data *gtk) | |
5111 | { | |
5112 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5113 | struct brcmf_gtk_keyinfo_le gtk_le; | |
5114 | int ret; | |
5115 | ||
5116 | brcmf_dbg(TRACE, "Enter, bssidx=%d\n", ifp->bsscfgidx); | |
5117 | ||
5118 | memcpy(gtk_le.kck, gtk->kck, sizeof(gtk_le.kck)); | |
5119 | memcpy(gtk_le.kek, gtk->kek, sizeof(gtk_le.kek)); | |
5120 | memcpy(gtk_le.replay_counter, gtk->replay_ctr, | |
5121 | sizeof(gtk_le.replay_counter)); | |
5122 | ||
5123 | ret = brcmf_fil_iovar_data_set(ifp, "gtk_key_info", >k_le, | |
5124 | sizeof(gtk_le)); | |
5125 | if (ret < 0) | |
5126 | brcmf_err("gtk_key_info iovar failed: ret=%d\n", ret); | |
5127 | ||
5128 | return ret; | |
5129 | } | |
5130 | #endif | |
5131 | ||
5132 | static struct cfg80211_ops brcmf_cfg80211_ops = { | |
9f440b7b AS |
5133 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
5134 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
5135 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
5136 | .scan = brcmf_cfg80211_scan, | |
5137 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
5138 | .join_ibss = brcmf_cfg80211_join_ibss, | |
5139 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
5140 | .get_station = brcmf_cfg80211_get_station, | |
bf2a7e04 | 5141 | .dump_station = brcmf_cfg80211_dump_station, |
5b435de0 AS |
5142 | .set_tx_power = brcmf_cfg80211_set_tx_power, |
5143 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
5144 | .add_key = brcmf_cfg80211_add_key, | |
5145 | .del_key = brcmf_cfg80211_del_key, | |
5146 | .get_key = brcmf_cfg80211_get_key, | |
5147 | .set_default_key = brcmf_cfg80211_config_default_key, | |
5148 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
5149 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
5150 | .connect = brcmf_cfg80211_connect, |
5151 | .disconnect = brcmf_cfg80211_disconnect, | |
5152 | .suspend = brcmf_cfg80211_suspend, | |
5153 | .resume = brcmf_cfg80211_resume, | |
5154 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
5155 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 5156 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
5157 | .start_ap = brcmf_cfg80211_start_ap, |
5158 | .stop_ap = brcmf_cfg80211_stop_ap, | |
a0f07959 | 5159 | .change_beacon = brcmf_cfg80211_change_beacon, |
1a873342 | 5160 | .del_station = brcmf_cfg80211_del_station, |
6b89dcb3 | 5161 | .change_station = brcmf_cfg80211_change_station, |
e5806072 AS |
5162 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
5163 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
5164 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
5165 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
5166 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
5167 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
ee6e7aa3 | 5168 | .get_channel = brcmf_cfg80211_get_channel, |
27f10e38 AS |
5169 | .start_p2p_device = brcmf_p2p_start_device, |
5170 | .stop_p2p_device = brcmf_p2p_stop_device, | |
61730d4d PH |
5171 | .crit_proto_start = brcmf_cfg80211_crit_proto_start, |
5172 | .crit_proto_stop = brcmf_cfg80211_crit_proto_stop, | |
89c2f382 | 5173 | .tdls_oper = brcmf_cfg80211_tdls_oper, |
5b435de0 AS |
5174 | }; |
5175 | ||
3eacf866 | 5176 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
26072330 | 5177 | enum nl80211_iftype type) |
3eacf866 | 5178 | { |
a44aa400 | 5179 | struct brcmf_cfg80211_vif *vif_walk; |
3eacf866 | 5180 | struct brcmf_cfg80211_vif *vif; |
a44aa400 | 5181 | bool mbss; |
5b435de0 | 5182 | |
33a6b157 | 5183 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 5184 | sizeof(*vif)); |
3eacf866 AS |
5185 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
5186 | if (!vif) | |
5187 | return ERR_PTR(-ENOMEM); | |
5188 | ||
5189 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 5190 | vif->wdev.iftype = type; |
5b435de0 | 5191 | |
6ac4f4ed AS |
5192 | brcmf_init_prof(&vif->profile); |
5193 | ||
a44aa400 HM |
5194 | if (type == NL80211_IFTYPE_AP) { |
5195 | mbss = false; | |
5196 | list_for_each_entry(vif_walk, &cfg->vif_list, list) { | |
5197 | if (vif_walk->wdev.iftype == NL80211_IFTYPE_AP) { | |
5198 | mbss = true; | |
5199 | break; | |
5200 | } | |
5201 | } | |
5202 | vif->mbss = mbss; | |
5203 | } | |
5204 | ||
3eacf866 | 5205 | list_add_tail(&vif->list, &cfg->vif_list); |
3eacf866 | 5206 | return vif; |
5b435de0 AS |
5207 | } |
5208 | ||
427dec5f | 5209 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 5210 | { |
3eacf866 | 5211 | list_del(&vif->list); |
3eacf866 | 5212 | kfree(vif); |
5b435de0 AS |
5213 | } |
5214 | ||
9df4d542 AS |
5215 | void brcmf_cfg80211_free_netdev(struct net_device *ndev) |
5216 | { | |
5217 | struct brcmf_cfg80211_vif *vif; | |
5218 | struct brcmf_if *ifp; | |
5219 | ||
5220 | ifp = netdev_priv(ndev); | |
5221 | vif = ifp->vif; | |
5222 | ||
95ef1239 AS |
5223 | if (vif) |
5224 | brcmf_free_vif(vif); | |
9df4d542 AS |
5225 | free_netdev(ndev); |
5226 | } | |
5227 | ||
903e0eee | 5228 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 5229 | { |
5c36b99a AS |
5230 | u32 event = e->event_code; |
5231 | u32 status = e->status; | |
5b435de0 AS |
5232 | |
5233 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 5234 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
5235 | return true; |
5236 | } | |
5237 | ||
5238 | return false; | |
5239 | } | |
5240 | ||
903e0eee | 5241 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 5242 | { |
5c36b99a AS |
5243 | u32 event = e->event_code; |
5244 | u16 flags = e->flags; | |
5b435de0 | 5245 | |
68ca395f HM |
5246 | if ((event == BRCMF_E_DEAUTH) || (event == BRCMF_E_DEAUTH_IND) || |
5247 | (event == BRCMF_E_DISASSOC_IND) || | |
5248 | ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { | |
16886735 | 5249 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
5250 | return true; |
5251 | } | |
5252 | return false; | |
5253 | } | |
5254 | ||
27a68fe3 | 5255 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5256 | const struct brcmf_event_msg *e) |
5257 | { | |
5c36b99a AS |
5258 | u32 event = e->event_code; |
5259 | u32 status = e->status; | |
5b435de0 AS |
5260 | |
5261 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
5262 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
5263 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
5264 | return true; |
5265 | } | |
5266 | ||
5267 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 5268 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
5269 | return true; |
5270 | } | |
5271 | ||
5272 | return false; | |
5273 | } | |
5274 | ||
27a68fe3 | 5275 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5276 | { |
27a68fe3 | 5277 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5278 | |
5279 | kfree(conn_info->req_ie); | |
5280 | conn_info->req_ie = NULL; | |
5281 | conn_info->req_ie_len = 0; | |
5282 | kfree(conn_info->resp_ie); | |
5283 | conn_info->resp_ie = NULL; | |
5284 | conn_info->resp_ie_len = 0; | |
5285 | } | |
5286 | ||
89286dc9 HM |
5287 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
5288 | struct brcmf_if *ifp) | |
5b435de0 | 5289 | { |
c4e382d2 | 5290 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 5291 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
5292 | u32 req_len; |
5293 | u32 resp_len; | |
5294 | s32 err = 0; | |
5295 | ||
27a68fe3 | 5296 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 5297 | |
ac24be6f AS |
5298 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
5299 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 5300 | if (err) { |
57d6e91a | 5301 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
5302 | return err; |
5303 | } | |
c4e382d2 | 5304 | assoc_info = |
27a68fe3 | 5305 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
5306 | req_len = le32_to_cpu(assoc_info->req_len); |
5307 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 5308 | if (req_len) { |
ac24be6f | 5309 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
5310 | cfg->extra_buf, |
5311 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5312 | if (err) { |
57d6e91a | 5313 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
5314 | return err; |
5315 | } | |
5316 | conn_info->req_ie_len = req_len; | |
5317 | conn_info->req_ie = | |
27a68fe3 | 5318 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
5319 | GFP_KERNEL); |
5320 | } else { | |
5321 | conn_info->req_ie_len = 0; | |
5322 | conn_info->req_ie = NULL; | |
5323 | } | |
5324 | if (resp_len) { | |
ac24be6f | 5325 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
5326 | cfg->extra_buf, |
5327 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 5328 | if (err) { |
57d6e91a | 5329 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
5330 | return err; |
5331 | } | |
5332 | conn_info->resp_ie_len = resp_len; | |
5333 | conn_info->resp_ie = | |
27a68fe3 | 5334 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
5335 | GFP_KERNEL); |
5336 | } else { | |
5337 | conn_info->resp_ie_len = 0; | |
5338 | conn_info->resp_ie = NULL; | |
5339 | } | |
16886735 AS |
5340 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
5341 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
5342 | |
5343 | return err; | |
5344 | } | |
5345 | ||
5346 | static s32 | |
27a68fe3 | 5347 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5348 | struct net_device *ndev, |
5349 | const struct brcmf_event_msg *e) | |
5350 | { | |
c1179033 AS |
5351 | struct brcmf_if *ifp = netdev_priv(ndev); |
5352 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
5353 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5354 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 5355 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 5356 | struct ieee80211_supported_band *band; |
a180b83b | 5357 | struct brcmf_bss_info_le *bi; |
83cf17aa | 5358 | struct brcmu_chan ch; |
5b435de0 AS |
5359 | u32 freq; |
5360 | s32 err = 0; | |
a180b83b | 5361 | u8 *buf; |
5b435de0 | 5362 | |
d96b801f | 5363 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5364 | |
89286dc9 | 5365 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5366 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 | 5367 | brcmf_update_bss_info(cfg, ifp); |
5b435de0 | 5368 | |
a180b83b FL |
5369 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
5370 | if (buf == NULL) { | |
5371 | err = -ENOMEM; | |
5372 | goto done; | |
5373 | } | |
5374 | ||
5375 | /* data sent to dongle has to be little endian */ | |
5376 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 5377 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 5378 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
5379 | |
5380 | if (err) | |
5381 | goto done; | |
5b435de0 | 5382 | |
a180b83b | 5383 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
83cf17aa FL |
5384 | ch.chspec = le16_to_cpu(bi->chanspec); |
5385 | cfg->d11inf.decchspec(&ch); | |
5b435de0 | 5386 | |
83cf17aa | 5387 | if (ch.band == BRCMU_CHAN_BAND_2G) |
57fbcce3 | 5388 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
5b435de0 | 5389 | else |
57fbcce3 | 5390 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
5b435de0 | 5391 | |
4712d88a | 5392 | freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band); |
5b435de0 AS |
5393 | notify_channel = ieee80211_get_channel(wiphy, freq); |
5394 | ||
a180b83b FL |
5395 | done: |
5396 | kfree(buf); | |
06bb123e | 5397 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
5398 | conn_info->req_ie, conn_info->req_ie_len, |
5399 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 5400 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 5401 | |
c1179033 | 5402 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 5403 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
5404 | return err; |
5405 | } | |
5406 | ||
5407 | static s32 | |
27a68fe3 | 5408 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
5409 | struct net_device *ndev, const struct brcmf_event_msg *e, |
5410 | bool completed) | |
5411 | { | |
c1179033 AS |
5412 | struct brcmf_if *ifp = netdev_priv(ndev); |
5413 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 5414 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 | 5415 | |
d96b801f | 5416 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 5417 | |
c1179033 AS |
5418 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5419 | &ifp->vif->sme_state)) { | |
5b435de0 | 5420 | if (completed) { |
89286dc9 | 5421 | brcmf_get_assoc_ies(cfg, ifp); |
6c8c4f72 | 5422 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
89286dc9 HM |
5423 | brcmf_update_bss_info(cfg, ifp); |
5424 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5425 | &ifp->vif->sme_state); | |
5b435de0 AS |
5426 | } |
5427 | cfg80211_connect_result(ndev, | |
06bb123e | 5428 | (u8 *)profile->bssid, |
5b435de0 AS |
5429 | conn_info->req_ie, |
5430 | conn_info->req_ie_len, | |
5431 | conn_info->resp_ie, | |
5432 | conn_info->resp_ie_len, | |
5433 | completed ? WLAN_STATUS_SUCCESS : | |
5434 | WLAN_STATUS_AUTH_TIMEOUT, | |
5435 | GFP_KERNEL); | |
16886735 AS |
5436 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
5437 | completed ? "succeeded" : "failed"); | |
5b435de0 | 5438 | } |
d96b801f | 5439 | brcmf_dbg(TRACE, "Exit\n"); |
12f32370 | 5440 | return 0; |
5b435de0 AS |
5441 | } |
5442 | ||
5443 | static s32 | |
27a68fe3 | 5444 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
5445 | struct net_device *ndev, |
5446 | const struct brcmf_event_msg *e, void *data) | |
5447 | { | |
7ee29602 | 5448 | static int generation; |
5c36b99a AS |
5449 | u32 event = e->event_code; |
5450 | u32 reason = e->reason; | |
1a873342 HM |
5451 | struct station_info sinfo; |
5452 | ||
16886735 | 5453 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
5454 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
5455 | ndev != cfg_to_ndev(cfg)) { | |
5456 | brcmf_dbg(CONN, "AP mode link down\n"); | |
5457 | complete(&cfg->vif_disabled); | |
5458 | return 0; | |
5459 | } | |
1a873342 | 5460 | |
1a873342 | 5461 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
5462 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
5463 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 | 5464 | if (!data) { |
57d6e91a | 5465 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
5466 | return -EINVAL; |
5467 | } | |
5468 | sinfo.assoc_req_ies = data; | |
7ee29602 | 5469 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
5470 | generation++; |
5471 | sinfo.generation = generation; | |
7ee29602 | 5472 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
5473 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
5474 | (event == BRCMF_E_DEAUTH_IND) || | |
5475 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 5476 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 5477 | } |
7ee29602 | 5478 | return 0; |
1a873342 HM |
5479 | } |
5480 | ||
5b435de0 | 5481 | static s32 |
1993732e | 5482 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
5483 | const struct brcmf_event_msg *e, void *data) |
5484 | { | |
1993732e AS |
5485 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5486 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 5487 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
fe94f3a4 | 5488 | struct ieee80211_channel *chan; |
5b435de0 AS |
5489 | s32 err = 0; |
5490 | ||
8851cce0 HM |
5491 | if ((e->event_code == BRCMF_E_DEAUTH) || |
5492 | (e->event_code == BRCMF_E_DEAUTH_IND) || | |
5493 | (e->event_code == BRCMF_E_DISASSOC_IND) || | |
5494 | ((e->event_code == BRCMF_E_LINK) && (!e->flags))) { | |
5495 | brcmf_proto_delete_peer(ifp->drvr, ifp->ifidx, (u8 *)e->addr); | |
5496 | } | |
5497 | ||
967fe2c8 | 5498 | if (brcmf_is_apmode(ifp->vif)) { |
27a68fe3 | 5499 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 5500 | } else if (brcmf_is_linkup(e)) { |
16886735 | 5501 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 5502 | if (brcmf_is_ibssmode(ifp->vif)) { |
b0a79088 | 5503 | brcmf_inform_ibss(cfg, ndev, e->addr); |
fe94f3a4 | 5504 | chan = ieee80211_get_channel(cfg->wiphy, cfg->channel); |
6c8c4f72 | 5505 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
fe94f3a4 | 5506 | cfg80211_ibss_joined(ndev, e->addr, chan, GFP_KERNEL); |
c1179033 AS |
5507 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5508 | &ifp->vif->sme_state); | |
5509 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
5510 | &ifp->vif->sme_state); | |
5b435de0 | 5511 | } else |
27a68fe3 | 5512 | brcmf_bss_connect_done(cfg, ndev, e, true); |
92121e69 | 5513 | brcmf_net_setcarrier(ifp, true); |
903e0eee | 5514 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 5515 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 5516 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 5517 | brcmf_bss_connect_done(cfg, ndev, e, false); |
42e0ed0d HM |
5518 | brcmf_link_down(ifp->vif, |
5519 | brcmf_map_fw_linkdown_reason(e)); | |
5520 | brcmf_init_prof(ndev_to_prof(ndev)); | |
5521 | if (ndev != cfg_to_ndev(cfg)) | |
5522 | complete(&cfg->vif_disabled); | |
5523 | brcmf_net_setcarrier(ifp, false); | |
5b435de0 | 5524 | } |
27a68fe3 | 5525 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 5526 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
5527 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
5528 | &ifp->vif->sme_state); | |
5b435de0 | 5529 | else |
27a68fe3 | 5530 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
5531 | } |
5532 | ||
5533 | return err; | |
5534 | } | |
5535 | ||
5536 | static s32 | |
1993732e | 5537 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
5538 | const struct brcmf_event_msg *e, void *data) |
5539 | { | |
1993732e | 5540 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5c36b99a AS |
5541 | u32 event = e->event_code; |
5542 | u32 status = e->status; | |
5b435de0 AS |
5543 | |
5544 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 5545 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 5546 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 5547 | else |
1993732e | 5548 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
5549 | } |
5550 | ||
12f32370 | 5551 | return 0; |
5b435de0 AS |
5552 | } |
5553 | ||
5554 | static s32 | |
1993732e | 5555 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
5556 | const struct brcmf_event_msg *e, void *data) |
5557 | { | |
5c36b99a | 5558 | u16 flags = e->flags; |
5b435de0 AS |
5559 | enum nl80211_key_type key_type; |
5560 | ||
5561 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
5562 | key_type = NL80211_KEYTYPE_GROUP; | |
5563 | else | |
5564 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
5565 | ||
1993732e | 5566 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
5567 | NULL, GFP_KERNEL); |
5568 | ||
5569 | return 0; | |
5570 | } | |
5571 | ||
d3c0b633 AS |
5572 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
5573 | const struct brcmf_event_msg *e, void *data) | |
5574 | { | |
5575 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5576 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
5577 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
5578 | struct brcmf_cfg80211_vif *vif; | |
5579 | ||
37a869ec | 5580 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfgidx %u\n", |
d3c0b633 | 5581 | ifevent->action, ifevent->flags, ifevent->ifidx, |
37a869ec | 5582 | ifevent->bsscfgidx); |
d3c0b633 | 5583 | |
d3c0b633 AS |
5584 | mutex_lock(&event->vif_event_lock); |
5585 | event->action = ifevent->action; | |
5586 | vif = event->vif; | |
5587 | ||
5588 | switch (ifevent->action) { | |
5589 | case BRCMF_E_IF_ADD: | |
5590 | /* waiting process may have timed out */ | |
dc4a787c WY |
5591 | if (!cfg->vif_event.vif) { |
5592 | mutex_unlock(&event->vif_event_lock); | |
d3c0b633 | 5593 | return -EBADF; |
dc4a787c | 5594 | } |
d3c0b633 AS |
5595 | |
5596 | ifp->vif = vif; | |
5597 | vif->ifp = ifp; | |
01b8e7db AS |
5598 | if (ifp->ndev) { |
5599 | vif->wdev.netdev = ifp->ndev; | |
5600 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
5601 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
5602 | } | |
d3c0b633 AS |
5603 | mutex_unlock(&event->vif_event_lock); |
5604 | wake_up(&event->vif_wq); | |
4b3a89de | 5605 | return 0; |
d3c0b633 AS |
5606 | |
5607 | case BRCMF_E_IF_DEL: | |
d3c0b633 AS |
5608 | mutex_unlock(&event->vif_event_lock); |
5609 | /* event may not be upon user request */ | |
5610 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
5611 | wake_up(&event->vif_wq); | |
5612 | return 0; | |
5613 | ||
7a5c1f64 HM |
5614 | case BRCMF_E_IF_CHANGE: |
5615 | mutex_unlock(&event->vif_event_lock); | |
5616 | wake_up(&event->vif_wq); | |
5617 | return 0; | |
5618 | ||
d3c0b633 AS |
5619 | default: |
5620 | mutex_unlock(&event->vif_event_lock); | |
5621 | break; | |
5622 | } | |
5623 | return -EINVAL; | |
5624 | } | |
5625 | ||
5b435de0 AS |
5626 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
5627 | { | |
5b435de0 AS |
5628 | conf->frag_threshold = (u32)-1; |
5629 | conf->rts_threshold = (u32)-1; | |
5630 | conf->retry_short = (u32)-1; | |
5631 | conf->retry_long = (u32)-1; | |
5b435de0 AS |
5632 | } |
5633 | ||
5c36b99a | 5634 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5635 | { |
5c36b99a AS |
5636 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
5637 | brcmf_notify_connect_status); | |
5638 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
5639 | brcmf_notify_connect_status); | |
5640 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
5641 | brcmf_notify_connect_status); | |
5642 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
5643 | brcmf_notify_connect_status); | |
5644 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
5645 | brcmf_notify_connect_status); | |
5646 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
5647 | brcmf_notify_connect_status); | |
5648 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
5649 | brcmf_notify_roaming_status); | |
5650 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
5651 | brcmf_notify_mic_status); | |
5652 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
5653 | brcmf_notify_connect_status); | |
5654 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
5655 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
5656 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
5657 | brcmf_notify_vif_event); | |
0de8aace | 5658 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
6eda4e2c | 5659 | brcmf_p2p_notify_rx_mgmt_p2p_probereq); |
0de8aace HM |
5660 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, |
5661 | brcmf_p2p_notify_listen_complete); | |
e6da3400 HM |
5662 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_RX, |
5663 | brcmf_p2p_notify_action_frame_rx); | |
18e2f61d HM |
5664 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_COMPLETE, |
5665 | brcmf_p2p_notify_action_tx_complete); | |
6eda4e2c HM |
5666 | brcmf_fweh_register(cfg->pub, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE, |
5667 | brcmf_p2p_notify_action_tx_complete); | |
5b435de0 AS |
5668 | } |
5669 | ||
27a68fe3 AS |
5670 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
5671 | { | |
27a68fe3 AS |
5672 | kfree(cfg->conf); |
5673 | cfg->conf = NULL; | |
27a68fe3 AS |
5674 | kfree(cfg->extra_buf); |
5675 | cfg->extra_buf = NULL; | |
3021ad9a HM |
5676 | kfree(cfg->wowl.nd); |
5677 | cfg->wowl.nd = NULL; | |
5678 | kfree(cfg->wowl.nd_info); | |
5679 | cfg->wowl.nd_info = NULL; | |
d5367334 HM |
5680 | kfree(cfg->escan_info.escan_buf); |
5681 | cfg->escan_info.escan_buf = NULL; | |
27a68fe3 AS |
5682 | } |
5683 | ||
5684 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
5685 | { | |
27a68fe3 AS |
5686 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
5687 | if (!cfg->conf) | |
5b435de0 | 5688 | goto init_priv_mem_out; |
27a68fe3 AS |
5689 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
5690 | if (!cfg->extra_buf) | |
5b435de0 | 5691 | goto init_priv_mem_out; |
3021ad9a HM |
5692 | cfg->wowl.nd = kzalloc(sizeof(*cfg->wowl.nd) + sizeof(u32), GFP_KERNEL); |
5693 | if (!cfg->wowl.nd) | |
5694 | goto init_priv_mem_out; | |
5695 | cfg->wowl.nd_info = kzalloc(sizeof(*cfg->wowl.nd_info) + | |
5696 | sizeof(struct cfg80211_wowlan_nd_match *), | |
5697 | GFP_KERNEL); | |
5698 | if (!cfg->wowl.nd_info) | |
5699 | goto init_priv_mem_out; | |
d5367334 HM |
5700 | cfg->escan_info.escan_buf = kzalloc(BRCMF_ESCAN_BUF_SIZE, GFP_KERNEL); |
5701 | if (!cfg->escan_info.escan_buf) | |
5702 | goto init_priv_mem_out; | |
5b435de0 AS |
5703 | |
5704 | return 0; | |
5705 | ||
5706 | init_priv_mem_out: | |
27a68fe3 | 5707 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
5708 | |
5709 | return -ENOMEM; | |
5710 | } | |
5711 | ||
27a68fe3 | 5712 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5713 | { |
5714 | s32 err = 0; | |
5715 | ||
27a68fe3 AS |
5716 | cfg->scan_request = NULL; |
5717 | cfg->pwr_save = true; | |
68ca395f HM |
5718 | cfg->active_scan = true; /* we do active scan per default */ |
5719 | cfg->dongle_up = false; /* dongle is not up yet */ | |
27a68fe3 | 5720 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
5721 | if (err) |
5722 | return err; | |
5c36b99a | 5723 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 5724 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
5725 | brcmf_init_escan(cfg); |
5726 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 5727 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
5728 | return err; |
5729 | } | |
5730 | ||
27a68fe3 | 5731 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5732 | { |
27a68fe3 | 5733 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
5734 | brcmf_abort_scanning(cfg); |
5735 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
5736 | } |
5737 | ||
d3c0b633 AS |
5738 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
5739 | { | |
5740 | init_waitqueue_head(&event->vif_wq); | |
d3c0b633 AS |
5741 | mutex_init(&event->vif_event_lock); |
5742 | } | |
5743 | ||
1119e23e | 5744 | static s32 brcmf_dongle_roam(struct brcmf_if *ifp) |
5b435de0 | 5745 | { |
1119e23e HM |
5746 | s32 err; |
5747 | u32 bcn_timeout; | |
f588bc0c AS |
5748 | __le32 roamtrigger[2]; |
5749 | __le32 roam_delta[2]; | |
5b435de0 | 5750 | |
1119e23e | 5751 | /* Configure beacon timeout value based upon roaming setting */ |
7d34b056 | 5752 | if (ifp->drvr->settings->roamoff) |
1119e23e HM |
5753 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF; |
5754 | else | |
5755 | bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON; | |
5756 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); | |
5757 | if (err) { | |
5758 | brcmf_err("bcn_timeout error (%d)\n", err); | |
5759 | goto roam_setup_done; | |
5b435de0 AS |
5760 | } |
5761 | ||
1119e23e HM |
5762 | /* Enable/Disable built-in roaming to allow supplicant to take care of |
5763 | * roaming. | |
5b435de0 | 5764 | */ |
68ca395f | 5765 | brcmf_dbg(INFO, "Internal Roaming = %s\n", |
7d34b056 HM |
5766 | ifp->drvr->settings->roamoff ? "Off" : "On"); |
5767 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", | |
5768 | ifp->drvr->settings->roamoff); | |
5b435de0 | 5769 | if (err) { |
57d6e91a | 5770 | brcmf_err("roam_off error (%d)\n", err); |
1119e23e | 5771 | goto roam_setup_done; |
5b435de0 AS |
5772 | } |
5773 | ||
f588bc0c AS |
5774 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5775 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5776 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5777 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 5778 | if (err) { |
57d6e91a | 5779 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
1119e23e | 5780 | goto roam_setup_done; |
5b435de0 AS |
5781 | } |
5782 | ||
f588bc0c AS |
5783 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5784 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5785 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5786 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 5787 | if (err) { |
57d6e91a | 5788 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
1119e23e | 5789 | goto roam_setup_done; |
5b435de0 AS |
5790 | } |
5791 | ||
1119e23e | 5792 | roam_setup_done: |
5b435de0 AS |
5793 | return err; |
5794 | } | |
5795 | ||
5796 | static s32 | |
1678ba8e | 5797 | brcmf_dongle_scantime(struct brcmf_if *ifp) |
5b435de0 AS |
5798 | { |
5799 | s32 err = 0; | |
5800 | ||
ac24be6f | 5801 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
1678ba8e | 5802 | BRCMF_SCAN_CHANNEL_TIME); |
5b435de0 | 5803 | if (err) { |
1678ba8e | 5804 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
5805 | goto dongle_scantime_out; |
5806 | } | |
ac24be6f | 5807 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
1678ba8e | 5808 | BRCMF_SCAN_UNASSOC_TIME); |
5b435de0 | 5809 | if (err) { |
1678ba8e | 5810 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
5811 | goto dongle_scantime_out; |
5812 | } | |
5813 | ||
ac24be6f | 5814 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
1678ba8e | 5815 | BRCMF_SCAN_PASSIVE_TIME); |
5b435de0 | 5816 | if (err) { |
1678ba8e | 5817 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
5818 | goto dongle_scantime_out; |
5819 | } | |
5820 | ||
5821 | dongle_scantime_out: | |
5822 | return err; | |
5823 | } | |
5824 | ||
b48d8916 AS |
5825 | static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel, |
5826 | struct brcmu_chan *ch) | |
5827 | { | |
5828 | u32 ht40_flag; | |
d48200ba | 5829 | |
b48d8916 AS |
5830 | ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40; |
5831 | if (ch->sb == BRCMU_CHAN_SB_U) { | |
5832 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5833 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5834 | channel->flags |= IEEE80211_CHAN_NO_HT40PLUS; | |
5835 | } else { | |
5836 | /* It should be one of | |
5837 | * IEEE80211_CHAN_NO_HT40 or | |
5838 | * IEEE80211_CHAN_NO_HT40PLUS | |
5839 | */ | |
5840 | channel->flags &= ~IEEE80211_CHAN_NO_HT40; | |
5841 | if (ht40_flag == IEEE80211_CHAN_NO_HT40) | |
5842 | channel->flags |= IEEE80211_CHAN_NO_HT40MINUS; | |
5843 | } | |
5844 | } | |
5845 | ||
5846 | static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg, | |
5847 | u32 bw_cap[]) | |
d48200ba HM |
5848 | { |
5849 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
b48d8916 AS |
5850 | struct ieee80211_supported_band *band; |
5851 | struct ieee80211_channel *channel; | |
5852 | struct wiphy *wiphy; | |
d48200ba | 5853 | struct brcmf_chanspec_list *list; |
83cf17aa | 5854 | struct brcmu_chan ch; |
b48d8916 | 5855 | int err; |
d48200ba HM |
5856 | u8 *pbuf; |
5857 | u32 i, j; | |
5858 | u32 total; | |
b48d8916 | 5859 | u32 chaninfo; |
d48200ba | 5860 | u32 index; |
d48200ba HM |
5861 | |
5862 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5863 | ||
5864 | if (pbuf == NULL) | |
5865 | return -ENOMEM; | |
5866 | ||
5867 | list = (struct brcmf_chanspec_list *)pbuf; | |
5868 | ||
5869 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
5870 | BRCMF_DCMD_MEDLEN); | |
5871 | if (err) { | |
5872 | brcmf_err("get chanspecs error (%d)\n", err); | |
b48d8916 | 5873 | goto fail_pbuf; |
d48200ba HM |
5874 | } |
5875 | ||
b48d8916 | 5876 | wiphy = cfg_to_wiphy(cfg); |
57fbcce3 | 5877 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
58de92d2 AS |
5878 | if (band) |
5879 | for (i = 0; i < band->n_channels; i++) | |
5880 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
57fbcce3 | 5881 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
58de92d2 AS |
5882 | if (band) |
5883 | for (i = 0; i < band->n_channels; i++) | |
5884 | band->channels[i].flags = IEEE80211_CHAN_DISABLED; | |
d48200ba HM |
5885 | |
5886 | total = le32_to_cpu(list->count); | |
5887 | for (i = 0; i < total; i++) { | |
83cf17aa FL |
5888 | ch.chspec = (u16)le32_to_cpu(list->element[i]); |
5889 | cfg->d11inf.decchspec(&ch); | |
d48200ba | 5890 | |
83cf17aa | 5891 | if (ch.band == BRCMU_CHAN_BAND_2G) { |
57fbcce3 | 5892 | band = wiphy->bands[NL80211_BAND_2GHZ]; |
83cf17aa | 5893 | } else if (ch.band == BRCMU_CHAN_BAND_5G) { |
57fbcce3 | 5894 | band = wiphy->bands[NL80211_BAND_5GHZ]; |
d48200ba | 5895 | } else { |
2375d970 | 5896 | brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec); |
d48200ba HM |
5897 | continue; |
5898 | } | |
58de92d2 AS |
5899 | if (!band) |
5900 | continue; | |
b48d8916 | 5901 | if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) && |
2375d970 | 5902 | ch.bw == BRCMU_CHAN_BW_40) |
d48200ba | 5903 | continue; |
b48d8916 | 5904 | if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) && |
ee942ecc AS |
5905 | ch.bw == BRCMU_CHAN_BW_80) |
5906 | continue; | |
b48d8916 AS |
5907 | |
5908 | channel = band->channels; | |
5909 | index = band->n_channels; | |
5910 | for (j = 0; j < band->n_channels; j++) { | |
4712d88a | 5911 | if (channel[j].hw_value == ch.control_ch_num) { |
b48d8916 | 5912 | index = j; |
d48200ba HM |
5913 | break; |
5914 | } | |
5915 | } | |
b48d8916 | 5916 | channel[index].center_freq = |
4712d88a RM |
5917 | ieee80211_channel_to_frequency(ch.control_ch_num, |
5918 | band->band); | |
5919 | channel[index].hw_value = ch.control_ch_num; | |
b48d8916 AS |
5920 | |
5921 | /* assuming the chanspecs order is HT20, | |
5922 | * HT40 upper, HT40 lower, and VHT80. | |
5923 | */ | |
5924 | if (ch.bw == BRCMU_CHAN_BW_80) { | |
5925 | channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ; | |
5926 | } else if (ch.bw == BRCMU_CHAN_BW_40) { | |
5927 | brcmf_update_bw40_channel_flag(&channel[index], &ch); | |
5928 | } else { | |
58de92d2 AS |
5929 | /* enable the channel and disable other bandwidths |
5930 | * for now as mentioned order assure they are enabled | |
5931 | * for subsequent chanspecs. | |
ee942ecc | 5932 | */ |
b48d8916 AS |
5933 | channel[index].flags = IEEE80211_CHAN_NO_HT40 | |
5934 | IEEE80211_CHAN_NO_80MHZ; | |
5935 | ch.bw = BRCMU_CHAN_BW_20; | |
5936 | cfg->d11inf.encchspec(&ch); | |
5937 | chaninfo = ch.chspec; | |
5938 | err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info", | |
5939 | &chaninfo); | |
5940 | if (!err) { | |
5941 | if (chaninfo & WL_CHAN_RADAR) | |
5942 | channel[index].flags |= | |
5943 | (IEEE80211_CHAN_RADAR | | |
5944 | IEEE80211_CHAN_NO_IR); | |
5945 | if (chaninfo & WL_CHAN_PASSIVE) | |
5946 | channel[index].flags |= | |
5947 | IEEE80211_CHAN_NO_IR; | |
d48200ba | 5948 | } |
d48200ba HM |
5949 | } |
5950 | } | |
b48d8916 | 5951 | |
b48d8916 | 5952 | fail_pbuf: |
d48200ba HM |
5953 | kfree(pbuf); |
5954 | return err; | |
5955 | } | |
5956 | ||
b48d8916 | 5957 | static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg) |
aa70b4fa | 5958 | { |
b48d8916 AS |
5959 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5960 | struct ieee80211_supported_band *band; | |
aa70b4fa | 5961 | struct brcmf_fil_bwcap_le band_bwcap; |
b48d8916 AS |
5962 | struct brcmf_chanspec_list *list; |
5963 | u8 *pbuf; | |
aa70b4fa AS |
5964 | u32 val; |
5965 | int err; | |
b48d8916 AS |
5966 | struct brcmu_chan ch; |
5967 | u32 num_chan; | |
5968 | int i, j; | |
aa70b4fa AS |
5969 | |
5970 | /* verify support for bw_cap command */ | |
5971 | val = WLC_BAND_5G; | |
5972 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &val); | |
5973 | ||
5974 | if (!err) { | |
5975 | /* only set 2G bandwidth using bw_cap command */ | |
5976 | band_bwcap.band = cpu_to_le32(WLC_BAND_2G); | |
5977 | band_bwcap.bw_cap = cpu_to_le32(WLC_BW_CAP_40MHZ); | |
5978 | err = brcmf_fil_iovar_data_set(ifp, "bw_cap", &band_bwcap, | |
5979 | sizeof(band_bwcap)); | |
5980 | } else { | |
5981 | brcmf_dbg(INFO, "fallback to mimo_bw_cap\n"); | |
5982 | val = WLC_N_BW_40ALL; | |
5983 | err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val); | |
5984 | } | |
b48d8916 AS |
5985 | |
5986 | if (!err) { | |
5987 | /* update channel info in 2G band */ | |
5988 | pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); | |
5989 | ||
5990 | if (pbuf == NULL) | |
5991 | return -ENOMEM; | |
5992 | ||
5993 | ch.band = BRCMU_CHAN_BAND_2G; | |
5994 | ch.bw = BRCMU_CHAN_BW_40; | |
fac7d2a3 | 5995 | ch.sb = BRCMU_CHAN_SB_NONE; |
b48d8916 AS |
5996 | ch.chnum = 0; |
5997 | cfg->d11inf.encchspec(&ch); | |
5998 | ||
5999 | /* pass encoded chanspec in query */ | |
6000 | *(__le16 *)pbuf = cpu_to_le16(ch.chspec); | |
6001 | ||
6002 | err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf, | |
6003 | BRCMF_DCMD_MEDLEN); | |
6004 | if (err) { | |
6005 | brcmf_err("get chanspecs error (%d)\n", err); | |
6006 | kfree(pbuf); | |
6007 | return err; | |
6008 | } | |
6009 | ||
57fbcce3 | 6010 | band = cfg_to_wiphy(cfg)->bands[NL80211_BAND_2GHZ]; |
b48d8916 AS |
6011 | list = (struct brcmf_chanspec_list *)pbuf; |
6012 | num_chan = le32_to_cpu(list->count); | |
6013 | for (i = 0; i < num_chan; i++) { | |
6014 | ch.chspec = (u16)le32_to_cpu(list->element[i]); | |
6015 | cfg->d11inf.decchspec(&ch); | |
6016 | if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G)) | |
6017 | continue; | |
6018 | if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40)) | |
6019 | continue; | |
6020 | for (j = 0; j < band->n_channels; j++) { | |
4712d88a | 6021 | if (band->channels[j].hw_value == ch.control_ch_num) |
b48d8916 AS |
6022 | break; |
6023 | } | |
6024 | if (WARN_ON(j == band->n_channels)) | |
6025 | continue; | |
6026 | ||
6027 | brcmf_update_bw40_channel_flag(&band->channels[j], &ch); | |
6028 | } | |
fac7d2a3 | 6029 | kfree(pbuf); |
b48d8916 | 6030 | } |
aa70b4fa AS |
6031 | return err; |
6032 | } | |
6033 | ||
2375d970 AS |
6034 | static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[]) |
6035 | { | |
6036 | u32 band, mimo_bwcap; | |
6037 | int err; | |
6038 | ||
6039 | band = WLC_BAND_2G; | |
6040 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
6041 | if (!err) { | |
57fbcce3 | 6042 | bw_cap[NL80211_BAND_2GHZ] = band; |
2375d970 AS |
6043 | band = WLC_BAND_5G; |
6044 | err = brcmf_fil_iovar_int_get(ifp, "bw_cap", &band); | |
6045 | if (!err) { | |
57fbcce3 | 6046 | bw_cap[NL80211_BAND_5GHZ] = band; |
2375d970 AS |
6047 | return; |
6048 | } | |
6049 | WARN_ON(1); | |
6050 | return; | |
6051 | } | |
6052 | brcmf_dbg(INFO, "fallback to mimo_bw_cap info\n"); | |
6053 | mimo_bwcap = 0; | |
6054 | err = brcmf_fil_iovar_int_get(ifp, "mimo_bw_cap", &mimo_bwcap); | |
6055 | if (err) | |
6056 | /* assume 20MHz if firmware does not give a clue */ | |
6057 | mimo_bwcap = WLC_N_BW_20ALL; | |
6058 | ||
6059 | switch (mimo_bwcap) { | |
6060 | case WLC_N_BW_40ALL: | |
57fbcce3 | 6061 | bw_cap[NL80211_BAND_2GHZ] |= WLC_BW_40MHZ_BIT; |
2375d970 AS |
6062 | /* fall-thru */ |
6063 | case WLC_N_BW_20IN2G_40IN5G: | |
57fbcce3 | 6064 | bw_cap[NL80211_BAND_5GHZ] |= WLC_BW_40MHZ_BIT; |
2375d970 AS |
6065 | /* fall-thru */ |
6066 | case WLC_N_BW_20ALL: | |
57fbcce3 JB |
6067 | bw_cap[NL80211_BAND_2GHZ] |= WLC_BW_20MHZ_BIT; |
6068 | bw_cap[NL80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT; | |
2375d970 AS |
6069 | break; |
6070 | default: | |
6071 | brcmf_err("invalid mimo_bw_cap value\n"); | |
6072 | } | |
6073 | } | |
d48200ba | 6074 | |
18d6c535 AS |
6075 | static void brcmf_update_ht_cap(struct ieee80211_supported_band *band, |
6076 | u32 bw_cap[2], u32 nchain) | |
6077 | { | |
6078 | band->ht_cap.ht_supported = true; | |
6079 | if (bw_cap[band->band] & WLC_BW_40MHZ_BIT) { | |
6080 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
6081 | band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
6082 | } | |
6083 | band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
6084 | band->ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
6085 | band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
6086 | band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
6087 | memset(band->ht_cap.mcs.rx_mask, 0xff, nchain); | |
6088 | band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
6089 | } | |
6090 | ||
6091 | static __le16 brcmf_get_mcs_map(u32 nchain, enum ieee80211_vht_mcs_support supp) | |
6092 | { | |
6093 | u16 mcs_map; | |
6094 | int i; | |
6095 | ||
6096 | for (i = 0, mcs_map = 0xFFFF; i < nchain; i++) | |
6097 | mcs_map = (mcs_map << 2) | supp; | |
6098 | ||
6099 | return cpu_to_le16(mcs_map); | |
6100 | } | |
6101 | ||
6102 | static void brcmf_update_vht_cap(struct ieee80211_supported_band *band, | |
7bf65aa9 HM |
6103 | u32 bw_cap[2], u32 nchain, u32 txstreams, |
6104 | u32 txbf_bfe_cap, u32 txbf_bfr_cap) | |
18d6c535 AS |
6105 | { |
6106 | __le16 mcs_map; | |
6107 | ||
6108 | /* not allowed in 2.4G band */ | |
57fbcce3 | 6109 | if (band->band == NL80211_BAND_2GHZ) |
18d6c535 AS |
6110 | return; |
6111 | ||
6112 | band->vht_cap.vht_supported = true; | |
6113 | /* 80MHz is mandatory */ | |
6114 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_80; | |
6115 | if (bw_cap[band->band] & WLC_BW_160MHZ_BIT) { | |
6116 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; | |
6117 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160; | |
6118 | } | |
6119 | /* all support 256-QAM */ | |
6120 | mcs_map = brcmf_get_mcs_map(nchain, IEEE80211_VHT_MCS_SUPPORT_0_9); | |
6121 | band->vht_cap.vht_mcs.rx_mcs_map = mcs_map; | |
6122 | band->vht_cap.vht_mcs.tx_mcs_map = mcs_map; | |
7bf65aa9 HM |
6123 | |
6124 | /* Beamforming support information */ | |
6125 | if (txbf_bfe_cap & BRCMF_TXBF_SU_BFE_CAP) | |
6126 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; | |
6127 | if (txbf_bfe_cap & BRCMF_TXBF_MU_BFE_CAP) | |
6128 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
6129 | if (txbf_bfr_cap & BRCMF_TXBF_SU_BFR_CAP) | |
6130 | band->vht_cap.cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; | |
6131 | if (txbf_bfr_cap & BRCMF_TXBF_MU_BFR_CAP) | |
6132 | band->vht_cap.cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; | |
6133 | ||
6134 | if ((txbf_bfe_cap || txbf_bfr_cap) && (txstreams > 1)) { | |
6135 | band->vht_cap.cap |= | |
6136 | (2 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
6137 | band->vht_cap.cap |= ((txstreams - 1) << | |
6138 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
6139 | band->vht_cap.cap |= | |
6140 | IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; | |
6141 | } | |
18d6c535 AS |
6142 | } |
6143 | ||
b48d8916 | 6144 | static int brcmf_setup_wiphybands(struct wiphy *wiphy) |
5b435de0 | 6145 | { |
b48d8916 | 6146 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
ac24be6f | 6147 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
18d6c535 AS |
6148 | u32 nmode = 0; |
6149 | u32 vhtmode = 0; | |
b48d8916 | 6150 | u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; |
4aca7a18 DK |
6151 | u32 rxchain; |
6152 | u32 nchain; | |
b48d8916 | 6153 | int err; |
d48200ba | 6154 | s32 i; |
2375d970 | 6155 | struct ieee80211_supported_band *band; |
7bf65aa9 HM |
6156 | u32 txstreams = 0; |
6157 | u32 txbf_bfe_cap = 0; | |
6158 | u32 txbf_bfr_cap = 0; | |
5b435de0 | 6159 | |
18d6c535 | 6160 | (void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode); |
d48200ba HM |
6161 | err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode); |
6162 | if (err) { | |
6163 | brcmf_err("nmode error (%d)\n", err); | |
6164 | } else { | |
2375d970 | 6165 | brcmf_get_bwcap(ifp, bw_cap); |
d48200ba | 6166 | } |
18d6c535 | 6167 | brcmf_dbg(INFO, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n", |
57fbcce3 JB |
6168 | nmode, vhtmode, bw_cap[NL80211_BAND_2GHZ], |
6169 | bw_cap[NL80211_BAND_5GHZ]); | |
d48200ba | 6170 | |
4aca7a18 DK |
6171 | err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain); |
6172 | if (err) { | |
6173 | brcmf_err("rxchain error (%d)\n", err); | |
6174 | nchain = 1; | |
6175 | } else { | |
6176 | for (nchain = 0; rxchain; nchain++) | |
6177 | rxchain = rxchain & (rxchain - 1); | |
6178 | } | |
6179 | brcmf_dbg(INFO, "nchain=%d\n", nchain); | |
6180 | ||
b48d8916 | 6181 | err = brcmf_construct_chaninfo(cfg, bw_cap); |
d48200ba | 6182 | if (err) { |
b48d8916 | 6183 | brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err); |
d48200ba HM |
6184 | return err; |
6185 | } | |
6186 | ||
7bf65aa9 HM |
6187 | if (vhtmode) { |
6188 | (void)brcmf_fil_iovar_int_get(ifp, "txstreams", &txstreams); | |
6189 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfe_cap", | |
6190 | &txbf_bfe_cap); | |
6191 | (void)brcmf_fil_iovar_int_get(ifp, "txbf_bfr_cap", | |
6192 | &txbf_bfr_cap); | |
6193 | } | |
6194 | ||
b48d8916 AS |
6195 | wiphy = cfg_to_wiphy(cfg); |
6196 | for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) { | |
6197 | band = wiphy->bands[i]; | |
6198 | if (band == NULL) | |
2375d970 | 6199 | continue; |
d48200ba | 6200 | |
18d6c535 AS |
6201 | if (nmode) |
6202 | brcmf_update_ht_cap(band, bw_cap, nchain); | |
6203 | if (vhtmode) | |
7bf65aa9 HM |
6204 | brcmf_update_vht_cap(band, bw_cap, nchain, txstreams, |
6205 | txbf_bfe_cap, txbf_bfr_cap); | |
d48200ba HM |
6206 | } |
6207 | ||
b48d8916 | 6208 | return 0; |
5b435de0 AS |
6209 | } |
6210 | ||
aa70b4fa AS |
6211 | static const struct ieee80211_txrx_stypes |
6212 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
6213 | [NL80211_IFTYPE_STATION] = { | |
6214 | .tx = 0xffff, | |
6215 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6216 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6217 | }, | |
6218 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
6219 | .tx = 0xffff, | |
6220 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6221 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6222 | }, | |
6223 | [NL80211_IFTYPE_P2P_GO] = { | |
6224 | .tx = 0xffff, | |
6225 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
6226 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
6227 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
6228 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
6229 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
6230 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
6231 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
6232 | }, | |
6233 | [NL80211_IFTYPE_P2P_DEVICE] = { | |
6234 | .tx = 0xffff, | |
6235 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
6236 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
6237 | } | |
6238 | }; | |
6239 | ||
0882dda3 AS |
6240 | /** |
6241 | * brcmf_setup_ifmodes() - determine interface modes and combinations. | |
6242 | * | |
6243 | * @wiphy: wiphy object. | |
6244 | * @ifp: interface object needed for feat module api. | |
6245 | * | |
6246 | * The interface modes and combinations are determined dynamically here | |
6247 | * based on firmware functionality. | |
6248 | * | |
6249 | * no p2p and no mbss: | |
6250 | * | |
6251 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
6252 | * | |
6253 | * no p2p and mbss: | |
6254 | * | |
6255 | * #STA <= 1, #AP <= 1, channels = 1, 2 total | |
6256 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6257 | * | |
6258 | * p2p, no mchan, and mbss: | |
6259 | * | |
6260 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total | |
6261 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6262 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6263 | * | |
6264 | * p2p, mchan, and mbss: | |
6265 | * | |
6266 | * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total | |
6267 | * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total | |
6268 | * #AP <= 4, matching BI, channels = 1, 4 total | |
6269 | */ | |
2e5f66fe PF |
6270 | static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp) |
6271 | { | |
6272 | struct ieee80211_iface_combination *combo = NULL; | |
0882dda3 AS |
6273 | struct ieee80211_iface_limit *c0_limits = NULL; |
6274 | struct ieee80211_iface_limit *p2p_limits = NULL; | |
6275 | struct ieee80211_iface_limit *mbss_limits = NULL; | |
6276 | bool mbss, p2p; | |
6277 | int i, c, n_combos; | |
6278 | ||
6279 | mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS); | |
6280 | p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P); | |
2e5f66fe | 6281 | |
0882dda3 AS |
6282 | n_combos = 1 + !!p2p + !!mbss; |
6283 | combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL); | |
2e5f66fe PF |
6284 | if (!combo) |
6285 | goto err; | |
6286 | ||
2e5f66fe PF |
6287 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
6288 | BIT(NL80211_IFTYPE_ADHOC) | | |
6289 | BIT(NL80211_IFTYPE_AP); | |
6290 | ||
0882dda3 AS |
6291 | c = 0; |
6292 | i = 0; | |
f568adac RM |
6293 | c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL); |
6294 | if (!c0_limits) | |
6295 | goto err; | |
0882dda3 AS |
6296 | c0_limits[i].max = 1; |
6297 | c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6298 | if (p2p) { | |
6299 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN)) | |
6300 | combo[c].num_different_channels = 2; | |
2e5f66fe PF |
6301 | wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) | |
6302 | BIT(NL80211_IFTYPE_P2P_GO) | | |
6303 | BIT(NL80211_IFTYPE_P2P_DEVICE); | |
0882dda3 AS |
6304 | c0_limits[i].max = 1; |
6305 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
6306 | c0_limits[i].max = 1; | |
6307 | c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
6308 | BIT(NL80211_IFTYPE_P2P_GO); | |
6309 | } else { | |
6310 | c0_limits[i].max = 1; | |
6311 | c0_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6312 | } | |
f568adac | 6313 | combo[c].num_different_channels = 1; |
0882dda3 AS |
6314 | combo[c].max_interfaces = i; |
6315 | combo[c].n_limits = i; | |
6316 | combo[c].limits = c0_limits; | |
6317 | ||
6318 | if (p2p) { | |
6319 | c++; | |
6320 | i = 0; | |
f568adac RM |
6321 | p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL); |
6322 | if (!p2p_limits) | |
6323 | goto err; | |
0882dda3 AS |
6324 | p2p_limits[i].max = 1; |
6325 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION); | |
6326 | p2p_limits[i].max = 1; | |
6327 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
6328 | p2p_limits[i].max = 1; | |
6329 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT); | |
6330 | p2p_limits[i].max = 1; | |
6331 | p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE); | |
f568adac | 6332 | combo[c].num_different_channels = 1; |
0882dda3 AS |
6333 | combo[c].max_interfaces = i; |
6334 | combo[c].n_limits = i; | |
6335 | combo[c].limits = p2p_limits; | |
6336 | } | |
6337 | ||
6338 | if (mbss) { | |
6339 | c++; | |
f568adac RM |
6340 | i = 0; |
6341 | mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL); | |
6342 | if (!mbss_limits) | |
6343 | goto err; | |
6344 | mbss_limits[i].max = 4; | |
6345 | mbss_limits[i++].types = BIT(NL80211_IFTYPE_AP); | |
0882dda3 AS |
6346 | combo[c].beacon_int_infra_match = true; |
6347 | combo[c].num_different_channels = 1; | |
0882dda3 | 6348 | combo[c].max_interfaces = 4; |
f568adac | 6349 | combo[c].n_limits = i; |
0882dda3 AS |
6350 | combo[c].limits = mbss_limits; |
6351 | } | |
f568adac | 6352 | |
0882dda3 | 6353 | wiphy->n_iface_combinations = n_combos; |
2e5f66fe | 6354 | wiphy->iface_combinations = combo; |
2e5f66fe PF |
6355 | return 0; |
6356 | ||
6357 | err: | |
0882dda3 AS |
6358 | kfree(c0_limits); |
6359 | kfree(p2p_limits); | |
6360 | kfree(mbss_limits); | |
2e5f66fe PF |
6361 | kfree(combo); |
6362 | return -ENOMEM; | |
6363 | } | |
6364 | ||
aa70b4fa AS |
6365 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
6366 | { | |
6367 | /* scheduled scan settings */ | |
6368 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
6369 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
6370 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6371 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
6372 | } | |
6373 | ||
4eb3af7c | 6374 | #ifdef CONFIG_PM |
3021ad9a | 6375 | static struct wiphy_wowlan_support brcmf_wowlan_support = { |
4eb3af7c | 6376 | .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, |
b9a82f89 HM |
6377 | .n_patterns = BRCMF_WOWL_MAXPATTERNS, |
6378 | .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, | |
6379 | .pattern_min_len = 1, | |
6380 | .max_pkt_offset = 1500, | |
4eb3af7c HM |
6381 | }; |
6382 | #endif | |
6383 | ||
3021ad9a | 6384 | static void brcmf_wiphy_wowl_params(struct wiphy *wiphy, struct brcmf_if *ifp) |
4eb3af7c HM |
6385 | { |
6386 | #ifdef CONFIG_PM | |
3021ad9a | 6387 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3021ad9a HM |
6388 | |
6389 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) { | |
5c22fb85 HM |
6390 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_ND)) { |
6391 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_NET_DETECT; | |
6392 | init_waitqueue_head(&cfg->wowl.nd_data_wait); | |
3021ad9a HM |
6393 | } |
6394 | } | |
5c22fb85 HM |
6395 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_GTK)) { |
6396 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY; | |
6397 | brcmf_wowlan_support.flags |= WIPHY_WOWLAN_GTK_REKEY_FAILURE; | |
6398 | } | |
6399 | ||
4eb3af7c HM |
6400 | wiphy->wowlan = &brcmf_wowlan_support; |
6401 | #endif | |
6402 | } | |
6403 | ||
b48d8916 | 6404 | static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) |
aa70b4fa | 6405 | { |
e3faa866 | 6406 | struct brcmf_pub *drvr = ifp->drvr; |
50f32e2d | 6407 | const struct ieee80211_iface_combination *combo; |
58de92d2 | 6408 | struct ieee80211_supported_band *band; |
50f32e2d | 6409 | u16 max_interfaces = 0; |
58de92d2 AS |
6410 | __le32 bandlist[3]; |
6411 | u32 n_bands; | |
6412 | int err, i; | |
6413 | ||
aa70b4fa AS |
6414 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; |
6415 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
6c404f34 | 6416 | wiphy->max_num_pmkids = BRCMF_MAXPMKID; |
2e5f66fe PF |
6417 | |
6418 | err = brcmf_setup_ifmodes(wiphy, ifp); | |
6419 | if (err) | |
6420 | return err; | |
6421 | ||
50f32e2d RM |
6422 | for (i = 0, combo = wiphy->iface_combinations; |
6423 | i < wiphy->n_iface_combinations; i++, combo++) { | |
6424 | max_interfaces = max(max_interfaces, combo->max_interfaces); | |
6425 | } | |
6426 | ||
6427 | for (i = 0; i < max_interfaces && i < ARRAY_SIZE(drvr->addresses); | |
6428 | i++) { | |
e3faa866 RM |
6429 | u8 *addr = drvr->addresses[i].addr; |
6430 | ||
6431 | memcpy(addr, drvr->mac, ETH_ALEN); | |
6432 | if (i) { | |
6433 | addr[0] |= BIT(1); | |
6434 | addr[ETH_ALEN - 1] ^= i; | |
6435 | } | |
6436 | } | |
6437 | wiphy->addresses = drvr->addresses; | |
6438 | wiphy->n_addresses = i; | |
6439 | ||
aa70b4fa | 6440 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
240d61a9 HM |
6441 | wiphy->cipher_suites = brcmf_cipher_suites; |
6442 | wiphy->n_cipher_suites = ARRAY_SIZE(brcmf_cipher_suites); | |
6443 | if (!brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) | |
6444 | wiphy->n_cipher_suites--; | |
7705ba6f AS |
6445 | wiphy->bss_select_support = BIT(NL80211_BSS_SELECT_ATTR_RSSI) | |
6446 | BIT(NL80211_BSS_SELECT_ATTR_BAND_PREF) | | |
6447 | BIT(NL80211_BSS_SELECT_ATTR_RSSI_ADJUST); | |
6448 | ||
aa70b4fa AS |
6449 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
6450 | WIPHY_FLAG_OFFCHAN_TX | | |
a7b82d47 HM |
6451 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
6452 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) | |
6453 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; | |
7d34b056 | 6454 | if (!ifp->drvr->settings->roamoff) |
aa70b4fa AS |
6455 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; |
6456 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
6457 | wiphy->max_remain_on_channel_duration = 5000; | |
7a7a87dc AS |
6458 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_PNO)) |
6459 | brcmf_wiphy_pno_params(wiphy); | |
aa70b4fa AS |
6460 | |
6461 | /* vendor commands/events support */ | |
6462 | wiphy->vendor_commands = brcmf_vendor_cmds; | |
6463 | wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1; | |
6464 | ||
4eb3af7c | 6465 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL)) |
3021ad9a | 6466 | brcmf_wiphy_wowl_params(wiphy, ifp); |
58de92d2 AS |
6467 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist, |
6468 | sizeof(bandlist)); | |
6469 | if (err) { | |
6470 | brcmf_err("could not obtain band info: err=%d\n", err); | |
6471 | return err; | |
6472 | } | |
6473 | /* first entry in bandlist is number of bands */ | |
6474 | n_bands = le32_to_cpu(bandlist[0]); | |
6475 | for (i = 1; i <= n_bands && i < ARRAY_SIZE(bandlist); i++) { | |
6476 | if (bandlist[i] == cpu_to_le32(WLC_BAND_2G)) { | |
6477 | band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz), | |
6478 | GFP_KERNEL); | |
6479 | if (!band) | |
6480 | return -ENOMEM; | |
6481 | ||
6482 | band->channels = kmemdup(&__wl_2ghz_channels, | |
6483 | sizeof(__wl_2ghz_channels), | |
6484 | GFP_KERNEL); | |
6485 | if (!band->channels) { | |
6486 | kfree(band); | |
6487 | return -ENOMEM; | |
6488 | } | |
6489 | ||
6490 | band->n_channels = ARRAY_SIZE(__wl_2ghz_channels); | |
57fbcce3 | 6491 | wiphy->bands[NL80211_BAND_2GHZ] = band; |
58de92d2 AS |
6492 | } |
6493 | if (bandlist[i] == cpu_to_le32(WLC_BAND_5G)) { | |
6494 | band = kmemdup(&__wl_band_5ghz, sizeof(__wl_band_5ghz), | |
6495 | GFP_KERNEL); | |
6496 | if (!band) | |
6497 | return -ENOMEM; | |
6498 | ||
6499 | band->channels = kmemdup(&__wl_5ghz_channels, | |
6500 | sizeof(__wl_5ghz_channels), | |
6501 | GFP_KERNEL); | |
6502 | if (!band->channels) { | |
6503 | kfree(band); | |
6504 | return -ENOMEM; | |
6505 | } | |
6506 | ||
6507 | band->n_channels = ARRAY_SIZE(__wl_5ghz_channels); | |
57fbcce3 | 6508 | wiphy->bands[NL80211_BAND_5GHZ] = band; |
58de92d2 AS |
6509 | } |
6510 | } | |
6511 | err = brcmf_setup_wiphybands(wiphy); | |
6512 | return err; | |
5b435de0 AS |
6513 | } |
6514 | ||
27a68fe3 | 6515 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
6516 | { |
6517 | struct net_device *ndev; | |
6518 | struct wireless_dev *wdev; | |
40a23296 | 6519 | struct brcmf_if *ifp; |
5b435de0 AS |
6520 | s32 power_mode; |
6521 | s32 err = 0; | |
6522 | ||
27a68fe3 | 6523 | if (cfg->dongle_up) |
5b435de0 AS |
6524 | return err; |
6525 | ||
27a68fe3 | 6526 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 6527 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
6528 | ifp = netdev_priv(ndev); |
6529 | ||
6530 | /* make sure RF is ready for work */ | |
6531 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 6532 | |
1678ba8e | 6533 | brcmf_dongle_scantime(ifp); |
5b435de0 | 6534 | |
27a68fe3 | 6535 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 6536 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
6537 | if (err) |
6538 | goto default_conf_out; | |
647c9ae0 AS |
6539 | brcmf_dbg(INFO, "power save set to %s\n", |
6540 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 6541 | |
1119e23e | 6542 | err = brcmf_dongle_roam(ifp); |
5b435de0 AS |
6543 | if (err) |
6544 | goto default_conf_out; | |
5dd161ff FL |
6545 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
6546 | NULL, NULL); | |
40a23296 | 6547 | if (err) |
5b435de0 | 6548 | goto default_conf_out; |
5b435de0 | 6549 | |
52f22fb2 | 6550 | brcmf_configure_arp_nd_offload(ifp, true); |
b3657453 | 6551 | |
27a68fe3 | 6552 | cfg->dongle_up = true; |
40a23296 | 6553 | default_conf_out: |
5b435de0 AS |
6554 | |
6555 | return err; | |
6556 | ||
6557 | } | |
6558 | ||
bdf5ff51 | 6559 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 6560 | { |
c1179033 | 6561 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6562 | |
bdf5ff51 | 6563 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
6564 | } |
6565 | ||
bdf5ff51 | 6566 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 6567 | { |
bdf5ff51 | 6568 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 6569 | |
5b435de0 AS |
6570 | /* |
6571 | * While going down, if associated with AP disassociate | |
6572 | * from AP to save power | |
6573 | */ | |
903e0eee | 6574 | if (check_vif_up(ifp->vif)) { |
9b7a0ddc | 6575 | brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED); |
5b435de0 AS |
6576 | |
6577 | /* Make sure WPA_Supplicant receives all the event | |
6578 | generated due to DISASSOC call to the fw to keep | |
6579 | the state fw and WPA_Supplicant state consistent | |
6580 | */ | |
6581 | brcmf_delay(500); | |
6582 | } | |
6583 | ||
27a68fe3 | 6584 | brcmf_abort_scanning(cfg); |
c1179033 | 6585 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 6586 | |
5b435de0 AS |
6587 | return 0; |
6588 | } | |
6589 | ||
bdf5ff51 | 6590 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 6591 | { |
bdf5ff51 AS |
6592 | struct brcmf_if *ifp = netdev_priv(ndev); |
6593 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6594 | s32 err = 0; |
6595 | ||
27a68fe3 | 6596 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6597 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 6598 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6599 | |
6600 | return err; | |
6601 | } | |
6602 | ||
bdf5ff51 | 6603 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 6604 | { |
bdf5ff51 AS |
6605 | struct brcmf_if *ifp = netdev_priv(ndev); |
6606 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
6607 | s32 err = 0; |
6608 | ||
27a68fe3 | 6609 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 6610 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 6611 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
6612 | |
6613 | return err; | |
6614 | } | |
6615 | ||
a7965fbb AS |
6616 | enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) |
6617 | { | |
6618 | struct wireless_dev *wdev = &ifp->vif->wdev; | |
6619 | ||
6620 | return wdev->iftype; | |
6621 | } | |
6622 | ||
bfe81975 HM |
6623 | bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, |
6624 | unsigned long state) | |
9f440b7b AS |
6625 | { |
6626 | struct brcmf_cfg80211_vif *vif; | |
9f440b7b AS |
6627 | |
6628 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
6629 | if (test_bit(state, &vif->sme_state)) | |
e843bb19 | 6630 | return true; |
9f440b7b | 6631 | } |
e843bb19 | 6632 | return false; |
9f440b7b | 6633 | } |
d3c0b633 AS |
6634 | |
6635 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
6636 | u8 action) | |
6637 | { | |
6638 | u8 evt_action; | |
6639 | ||
6640 | mutex_lock(&event->vif_event_lock); | |
6641 | evt_action = event->action; | |
6642 | mutex_unlock(&event->vif_event_lock); | |
6643 | return evt_action == action; | |
6644 | } | |
6645 | ||
6646 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
6647 | struct brcmf_cfg80211_vif *vif) | |
6648 | { | |
6649 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6650 | ||
6651 | mutex_lock(&event->vif_event_lock); | |
6652 | event->vif = vif; | |
6653 | event->action = 0; | |
6654 | mutex_unlock(&event->vif_event_lock); | |
6655 | } | |
6656 | ||
6657 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
6658 | { | |
6659 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6660 | bool armed; | |
6661 | ||
6662 | mutex_lock(&event->vif_event_lock); | |
6663 | armed = event->vif != NULL; | |
6664 | mutex_unlock(&event->vif_event_lock); | |
6665 | ||
6666 | return armed; | |
6667 | } | |
a9eb0c4b AS |
6668 | |
6669 | int brcmf_cfg80211_wait_vif_event(struct brcmf_cfg80211_info *cfg, | |
6670 | u8 action, ulong timeout) | |
d3c0b633 AS |
6671 | { |
6672 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
6673 | ||
6674 | return wait_event_timeout(event->vif_wq, | |
6675 | vif_event_equals(event, action), timeout); | |
6676 | } | |
6677 | ||
73345fd2 HM |
6678 | static s32 brcmf_translate_country_code(struct brcmf_pub *drvr, char alpha2[2], |
6679 | struct brcmf_fil_country_le *ccreq) | |
6680 | { | |
4d792895 HM |
6681 | struct brcmfmac_pd_cc *country_codes; |
6682 | struct brcmfmac_pd_cc_entry *cc; | |
73345fd2 HM |
6683 | s32 found_index; |
6684 | int i; | |
6685 | ||
6686 | country_codes = drvr->settings->country_codes; | |
6687 | if (!country_codes) { | |
6688 | brcmf_dbg(TRACE, "No country codes configured for device\n"); | |
6689 | return -EINVAL; | |
6690 | } | |
6691 | ||
6692 | if ((alpha2[0] == ccreq->country_abbrev[0]) && | |
6693 | (alpha2[1] == ccreq->country_abbrev[1])) { | |
6694 | brcmf_dbg(TRACE, "Country code already set\n"); | |
6695 | return -EAGAIN; | |
6696 | } | |
6697 | ||
6698 | found_index = -1; | |
6699 | for (i = 0; i < country_codes->table_size; i++) { | |
6700 | cc = &country_codes->table[i]; | |
6701 | if ((cc->iso3166[0] == '\0') && (found_index == -1)) | |
6702 | found_index = i; | |
6703 | if ((cc->iso3166[0] == alpha2[0]) && | |
6704 | (cc->iso3166[1] == alpha2[1])) { | |
6705 | found_index = i; | |
6706 | break; | |
6707 | } | |
6708 | } | |
6709 | if (found_index == -1) { | |
6710 | brcmf_dbg(TRACE, "No country code match found\n"); | |
6711 | return -EINVAL; | |
6712 | } | |
6713 | memset(ccreq, 0, sizeof(*ccreq)); | |
6714 | ccreq->rev = cpu_to_le32(country_codes->table[found_index].rev); | |
6715 | memcpy(ccreq->ccode, country_codes->table[found_index].cc, | |
6716 | BRCMF_COUNTRY_BUF_SZ); | |
6717 | ccreq->country_abbrev[0] = alpha2[0]; | |
6718 | ccreq->country_abbrev[1] = alpha2[1]; | |
6719 | ccreq->country_abbrev[2] = 0; | |
6720 | ||
6721 | return 0; | |
6722 | } | |
6723 | ||
63db1a49 AS |
6724 | static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, |
6725 | struct regulatory_request *req) | |
6726 | { | |
6727 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); | |
6728 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); | |
6729 | struct brcmf_fil_country_le ccreq; | |
73345fd2 | 6730 | s32 err; |
63db1a49 AS |
6731 | int i; |
6732 | ||
63db1a49 AS |
6733 | /* ignore non-ISO3166 country codes */ |
6734 | for (i = 0; i < sizeof(req->alpha2); i++) | |
6735 | if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { | |
73345fd2 HM |
6736 | brcmf_err("not a ISO3166 code (0x%02x 0x%02x)\n", |
6737 | req->alpha2[0], req->alpha2[1]); | |
63db1a49 AS |
6738 | return; |
6739 | } | |
73345fd2 HM |
6740 | |
6741 | brcmf_dbg(TRACE, "Enter: initiator=%d, alpha=%c%c\n", req->initiator, | |
6742 | req->alpha2[0], req->alpha2[1]); | |
6743 | ||
6744 | err = brcmf_fil_iovar_data_get(ifp, "country", &ccreq, sizeof(ccreq)); | |
6745 | if (err) { | |
6746 | brcmf_err("Country code iovar returned err = %d\n", err); | |
6747 | return; | |
6748 | } | |
6749 | ||
6750 | err = brcmf_translate_country_code(ifp->drvr, req->alpha2, &ccreq); | |
6751 | if (err) | |
6752 | return; | |
6753 | ||
6754 | err = brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq)); | |
6755 | if (err) { | |
6756 | brcmf_err("Firmware rejected country setting\n"); | |
8afe0ece AS |
6757 | return; |
6758 | } | |
6759 | brcmf_setup_wiphybands(wiphy); | |
63db1a49 AS |
6760 | } |
6761 | ||
b48d8916 AS |
6762 | static void brcmf_free_wiphy(struct wiphy *wiphy) |
6763 | { | |
0882dda3 AS |
6764 | int i; |
6765 | ||
58de92d2 AS |
6766 | if (!wiphy) |
6767 | return; | |
6768 | ||
0882dda3 AS |
6769 | if (wiphy->iface_combinations) { |
6770 | for (i = 0; i < wiphy->n_iface_combinations; i++) | |
6771 | kfree(wiphy->iface_combinations[i].limits); | |
6772 | } | |
b48d8916 | 6773 | kfree(wiphy->iface_combinations); |
57fbcce3 JB |
6774 | if (wiphy->bands[NL80211_BAND_2GHZ]) { |
6775 | kfree(wiphy->bands[NL80211_BAND_2GHZ]->channels); | |
6776 | kfree(wiphy->bands[NL80211_BAND_2GHZ]); | |
b48d8916 | 6777 | } |
57fbcce3 JB |
6778 | if (wiphy->bands[NL80211_BAND_5GHZ]) { |
6779 | kfree(wiphy->bands[NL80211_BAND_5GHZ]->channels); | |
6780 | kfree(wiphy->bands[NL80211_BAND_5GHZ]); | |
b48d8916 AS |
6781 | } |
6782 | wiphy_free(wiphy); | |
6783 | } | |
6784 | ||
ccfd1e81 | 6785 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
ae7c03f6 HM |
6786 | struct device *busdev, |
6787 | bool p2pdev_forced) | |
ccfd1e81 | 6788 | { |
46f3b6ee | 6789 | struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev; |
ccfd1e81 AS |
6790 | struct brcmf_cfg80211_info *cfg; |
6791 | struct wiphy *wiphy; | |
5c22fb85 | 6792 | struct cfg80211_ops *ops; |
ccfd1e81 AS |
6793 | struct brcmf_cfg80211_vif *vif; |
6794 | struct brcmf_if *ifp; | |
6795 | s32 err = 0; | |
6796 | s32 io_type; | |
b48d8916 | 6797 | u16 *cap = NULL; |
ccfd1e81 AS |
6798 | |
6799 | if (!ndev) { | |
6800 | brcmf_err("ndev is invalid\n"); | |
6801 | return NULL; | |
6802 | } | |
6803 | ||
d464fd8b | 6804 | ops = kmemdup(&brcmf_cfg80211_ops, sizeof(*ops), GFP_KERNEL); |
5c22fb85 HM |
6805 | if (!ops) |
6806 | return NULL; | |
6807 | ||
ccfd1e81 | 6808 | ifp = netdev_priv(ndev); |
5c22fb85 HM |
6809 | #ifdef CONFIG_PM |
6810 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_GTK)) | |
6811 | ops->set_rekey_data = brcmf_cfg80211_set_rekey_data; | |
6812 | #endif | |
6813 | wiphy = wiphy_new(ops, sizeof(struct brcmf_cfg80211_info)); | |
b48d8916 AS |
6814 | if (!wiphy) { |
6815 | brcmf_err("Could not allocate wiphy device\n"); | |
ccfd1e81 | 6816 | return NULL; |
b48d8916 | 6817 | } |
6896f4fb | 6818 | memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); |
b48d8916 | 6819 | set_wiphy_dev(wiphy, busdev); |
ccfd1e81 AS |
6820 | |
6821 | cfg = wiphy_priv(wiphy); | |
6822 | cfg->wiphy = wiphy; | |
5c22fb85 | 6823 | cfg->ops = ops; |
ccfd1e81 AS |
6824 | cfg->pub = drvr; |
6825 | init_vif_event(&cfg->vif_event); | |
6826 | INIT_LIST_HEAD(&cfg->vif_list); | |
6827 | ||
26072330 | 6828 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION); |
b48d8916 AS |
6829 | if (IS_ERR(vif)) |
6830 | goto wiphy_out; | |
ccfd1e81 AS |
6831 | |
6832 | vif->ifp = ifp; | |
6833 | vif->wdev.netdev = ndev; | |
6834 | ndev->ieee80211_ptr = &vif->wdev; | |
6835 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
6836 | ||
6837 | err = wl_init_priv(cfg); | |
6838 | if (err) { | |
6839 | brcmf_err("Failed to init iwm_priv (%d)\n", err); | |
b48d8916 AS |
6840 | brcmf_free_vif(vif); |
6841 | goto wiphy_out; | |
ccfd1e81 AS |
6842 | } |
6843 | ifp->vif = vif; | |
6844 | ||
b48d8916 AS |
6845 | /* determine d11 io type before wiphy setup */ |
6846 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type); | |
ccfd1e81 | 6847 | if (err) { |
b48d8916 AS |
6848 | brcmf_err("Failed to get D11 version (%d)\n", err); |
6849 | goto priv_out; | |
ccfd1e81 | 6850 | } |
b48d8916 AS |
6851 | cfg->d11inf.io_type = (u8)io_type; |
6852 | brcmu_d11_attach(&cfg->d11inf); | |
6853 | ||
6854 | err = brcmf_setup_wiphy(wiphy, ifp); | |
6855 | if (err < 0) | |
6856 | goto priv_out; | |
6857 | ||
6858 | brcmf_dbg(INFO, "Registering custom regulatory\n"); | |
63db1a49 | 6859 | wiphy->reg_notifier = brcmf_cfg80211_reg_notifier; |
b48d8916 AS |
6860 | wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG; |
6861 | wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom); | |
6862 | ||
6863 | /* firmware defaults to 40MHz disabled in 2G band. We signal | |
6864 | * cfg80211 here that we do and have it decide we can enable | |
6865 | * it. But first check if device does support 2G operation. | |
6866 | */ | |
57fbcce3 JB |
6867 | if (wiphy->bands[NL80211_BAND_2GHZ]) { |
6868 | cap = &wiphy->bands[NL80211_BAND_2GHZ]->ht_cap.cap; | |
b48d8916 AS |
6869 | *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
6870 | } | |
6871 | err = wiphy_register(wiphy); | |
6872 | if (err < 0) { | |
6873 | brcmf_err("Could not register wiphy device (%d)\n", err); | |
6874 | goto priv_out; | |
ccfd1e81 AS |
6875 | } |
6876 | ||
6877 | /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(), | |
6878 | * setup 40MHz in 2GHz band and enable OBSS scanning. | |
6879 | */ | |
b48d8916 AS |
6880 | if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) { |
6881 | err = brcmf_enable_bw40_2g(cfg); | |
ccfd1e81 AS |
6882 | if (!err) |
6883 | err = brcmf_fil_iovar_int_set(ifp, "obss_coex", | |
6884 | BRCMF_OBSS_COEX_AUTO); | |
b48d8916 AS |
6885 | else |
6886 | *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
ccfd1e81 | 6887 | } |
2b76acdb HM |
6888 | /* p2p might require that "if-events" get processed by fweh. So |
6889 | * activate the already registered event handlers now and activate | |
6890 | * the rest when initialization has completed. drvr->config needs to | |
6891 | * be assigned before activating events. | |
6892 | */ | |
6893 | drvr->config = cfg; | |
6894 | err = brcmf_fweh_activate_events(ifp); | |
6895 | if (err) { | |
6896 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6897 | goto wiphy_unreg_out; | |
6898 | } | |
ccfd1e81 | 6899 | |
ae7c03f6 | 6900 | err = brcmf_p2p_attach(cfg, p2pdev_forced); |
ccfd1e81 | 6901 | if (err) { |
b48d8916 AS |
6902 | brcmf_err("P2P initilisation failed (%d)\n", err); |
6903 | goto wiphy_unreg_out; | |
6904 | } | |
6905 | err = brcmf_btcoex_attach(cfg); | |
6906 | if (err) { | |
6907 | brcmf_err("BT-coex initialisation failed (%d)\n", err); | |
6908 | brcmf_p2p_detach(&cfg->p2p); | |
6909 | goto wiphy_unreg_out; | |
ccfd1e81 AS |
6910 | } |
6911 | ||
a7b82d47 HM |
6912 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) { |
6913 | err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1); | |
6914 | if (err) { | |
6915 | brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err); | |
6916 | wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS; | |
6917 | } else { | |
6918 | brcmf_fweh_register(cfg->pub, BRCMF_E_TDLS_PEER_EVENT, | |
6919 | brcmf_notify_tdls_peer_event); | |
6920 | } | |
ccfd1e81 | 6921 | } |
ccfd1e81 | 6922 | |
2b76acdb HM |
6923 | /* (re-) activate FWEH event handling */ |
6924 | err = brcmf_fweh_activate_events(ifp); | |
6925 | if (err) { | |
6926 | brcmf_err("FWEH activation failed (%d)\n", err); | |
6927 | goto wiphy_unreg_out; | |
6928 | } | |
6929 | ||
48ed16e8 HM |
6930 | /* Fill in some of the advertised nl80211 supported features */ |
6931 | if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_SCAN_RANDOM_MAC)) { | |
6932 | wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR; | |
6933 | #ifdef CONFIG_PM | |
6ea09153 FL |
6934 | if (wiphy->wowlan && |
6935 | wiphy->wowlan->flags & WIPHY_WOWLAN_NET_DETECT) | |
48ed16e8 HM |
6936 | wiphy->features |= NL80211_FEATURE_ND_RANDOM_MAC_ADDR; |
6937 | #endif | |
6938 | } | |
6939 | ||
ccfd1e81 AS |
6940 | return cfg; |
6941 | ||
b48d8916 AS |
6942 | wiphy_unreg_out: |
6943 | wiphy_unregister(cfg->wiphy); | |
6944 | priv_out: | |
ccfd1e81 | 6945 | wl_deinit_priv(cfg); |
ccfd1e81 | 6946 | brcmf_free_vif(vif); |
2b5d348e | 6947 | ifp->vif = NULL; |
b48d8916 AS |
6948 | wiphy_out: |
6949 | brcmf_free_wiphy(wiphy); | |
5c22fb85 | 6950 | kfree(ops); |
ccfd1e81 AS |
6951 | return NULL; |
6952 | } | |
6953 | ||
6954 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) | |
6955 | { | |
6956 | if (!cfg) | |
6957 | return; | |
6958 | ||
ccfd1e81 | 6959 | brcmf_btcoex_detach(cfg); |
f7a40873 | 6960 | wiphy_unregister(cfg->wiphy); |
5c22fb85 | 6961 | kfree(cfg->ops); |
ccfd1e81 | 6962 | wl_deinit_priv(cfg); |
b48d8916 | 6963 | brcmf_free_wiphy(cfg->wiphy); |
ccfd1e81 | 6964 | } |