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> |
5b435de0 | 21 | #include <net/cfg80211.h> |
cbaa177d | 22 | #include <net/netlink.h> |
5b435de0 AS |
23 | |
24 | #include <brcmu_utils.h> | |
25 | #include <defs.h> | |
26 | #include <brcmu_wifi.h> | |
27 | #include "dhd.h" | |
16886735 | 28 | #include "dhd_dbg.h" |
7a5c1f64 | 29 | #include "fwil_types.h" |
9f440b7b | 30 | #include "p2p.h" |
5b435de0 | 31 | #include "wl_cfg80211.h" |
81f5dcb8 | 32 | #include "fwil.h" |
5b435de0 | 33 | |
e5806072 AS |
34 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
35 | #define BRCMF_PNO_VERSION 2 | |
36 | #define BRCMF_PNO_TIME 30 | |
37 | #define BRCMF_PNO_REPEAT 4 | |
38 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
39 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
40 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
41 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
42 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
43 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
44 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
45 | ||
9f440b7b | 46 | #define BRCMF_IFACE_MAX_CNT 3 |
3eacf866 | 47 | |
1a873342 HM |
48 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ |
49 | #define WPA_OUI_TYPE 1 | |
50 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
51 | #define WME_OUI_TYPE 2 | |
52 | ||
53 | #define VS_IE_FIXED_HDR_LEN 6 | |
54 | #define WPA_IE_VERSION_LEN 2 | |
55 | #define WPA_IE_MIN_OUI_LEN 4 | |
56 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
57 | ||
58 | #define WPA_CIPHER_NONE 0 /* None */ | |
59 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
60 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
61 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
62 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
63 | ||
64 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
65 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
66 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
67 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
68 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
69 | ||
70 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
71 | * string :"add", "del" (+ NUL) | |
72 | */ | |
73 | #define VNDR_IE_COUNT_OFFSET 4 | |
74 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
75 | #define VNDR_IE_VSIE_OFFSET 12 | |
76 | #define VNDR_IE_HDR_SIZE 12 | |
9f440b7b | 77 | #define VNDR_IE_PARSE_LIMIT 5 |
1a873342 HM |
78 | |
79 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
80 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 81 | |
5b435de0 AS |
82 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
83 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
84 | ||
ce81e317 | 85 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 86 | { |
c1179033 | 87 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
647c9ae0 AS |
88 | brcmf_dbg(INFO, "device is not ready : status (%lu)\n", |
89 | vif->sme_state); | |
5b435de0 AS |
90 | return false; |
91 | } | |
92 | return true; | |
93 | } | |
94 | ||
95 | #define CHAN2G(_channel, _freq, _flags) { \ | |
96 | .band = IEEE80211_BAND_2GHZ, \ | |
97 | .center_freq = (_freq), \ | |
98 | .hw_value = (_channel), \ | |
99 | .flags = (_flags), \ | |
100 | .max_antenna_gain = 0, \ | |
101 | .max_power = 30, \ | |
102 | } | |
103 | ||
104 | #define CHAN5G(_channel, _flags) { \ | |
105 | .band = IEEE80211_BAND_5GHZ, \ | |
106 | .center_freq = 5000 + (5 * (_channel)), \ | |
107 | .hw_value = (_channel), \ | |
108 | .flags = (_flags), \ | |
109 | .max_antenna_gain = 0, \ | |
110 | .max_power = 30, \ | |
111 | } | |
112 | ||
113 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
114 | #define RATETAB_ENT(_rateid, _flags) \ | |
115 | { \ | |
116 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
117 | .hw_value = (_rateid), \ | |
118 | .flags = (_flags), \ | |
119 | } | |
120 | ||
121 | static struct ieee80211_rate __wl_rates[] = { | |
122 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
123 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
124 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
125 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
126 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
127 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
128 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
129 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
130 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
131 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
132 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
133 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
134 | }; | |
135 | ||
136 | #define wl_a_rates (__wl_rates + 4) | |
137 | #define wl_a_rates_size 8 | |
138 | #define wl_g_rates (__wl_rates + 0) | |
139 | #define wl_g_rates_size 12 | |
140 | ||
141 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
142 | CHAN2G(1, 2412, 0), | |
143 | CHAN2G(2, 2417, 0), | |
144 | CHAN2G(3, 2422, 0), | |
145 | CHAN2G(4, 2427, 0), | |
146 | CHAN2G(5, 2432, 0), | |
147 | CHAN2G(6, 2437, 0), | |
148 | CHAN2G(7, 2442, 0), | |
149 | CHAN2G(8, 2447, 0), | |
150 | CHAN2G(9, 2452, 0), | |
151 | CHAN2G(10, 2457, 0), | |
152 | CHAN2G(11, 2462, 0), | |
153 | CHAN2G(12, 2467, 0), | |
154 | CHAN2G(13, 2472, 0), | |
155 | CHAN2G(14, 2484, 0), | |
156 | }; | |
157 | ||
158 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
159 | CHAN5G(34, 0), CHAN5G(36, 0), | |
160 | CHAN5G(38, 0), CHAN5G(40, 0), | |
161 | CHAN5G(42, 0), CHAN5G(44, 0), | |
162 | CHAN5G(46, 0), CHAN5G(48, 0), | |
163 | CHAN5G(52, 0), CHAN5G(56, 0), | |
164 | CHAN5G(60, 0), CHAN5G(64, 0), | |
165 | CHAN5G(100, 0), CHAN5G(104, 0), | |
166 | CHAN5G(108, 0), CHAN5G(112, 0), | |
167 | CHAN5G(116, 0), CHAN5G(120, 0), | |
168 | CHAN5G(124, 0), CHAN5G(128, 0), | |
169 | CHAN5G(132, 0), CHAN5G(136, 0), | |
170 | CHAN5G(140, 0), CHAN5G(149, 0), | |
171 | CHAN5G(153, 0), CHAN5G(157, 0), | |
172 | CHAN5G(161, 0), CHAN5G(165, 0), | |
173 | CHAN5G(184, 0), CHAN5G(188, 0), | |
174 | CHAN5G(192, 0), CHAN5G(196, 0), | |
175 | CHAN5G(200, 0), CHAN5G(204, 0), | |
176 | CHAN5G(208, 0), CHAN5G(212, 0), | |
177 | CHAN5G(216, 0), | |
178 | }; | |
179 | ||
180 | static struct ieee80211_channel __wl_5ghz_n_channels[] = { | |
181 | CHAN5G(32, 0), CHAN5G(34, 0), | |
182 | CHAN5G(36, 0), CHAN5G(38, 0), | |
183 | CHAN5G(40, 0), CHAN5G(42, 0), | |
184 | CHAN5G(44, 0), CHAN5G(46, 0), | |
185 | CHAN5G(48, 0), CHAN5G(50, 0), | |
186 | CHAN5G(52, 0), CHAN5G(54, 0), | |
187 | CHAN5G(56, 0), CHAN5G(58, 0), | |
188 | CHAN5G(60, 0), CHAN5G(62, 0), | |
189 | CHAN5G(64, 0), CHAN5G(66, 0), | |
190 | CHAN5G(68, 0), CHAN5G(70, 0), | |
191 | CHAN5G(72, 0), CHAN5G(74, 0), | |
192 | CHAN5G(76, 0), CHAN5G(78, 0), | |
193 | CHAN5G(80, 0), CHAN5G(82, 0), | |
194 | CHAN5G(84, 0), CHAN5G(86, 0), | |
195 | CHAN5G(88, 0), CHAN5G(90, 0), | |
196 | CHAN5G(92, 0), CHAN5G(94, 0), | |
197 | CHAN5G(96, 0), CHAN5G(98, 0), | |
198 | CHAN5G(100, 0), CHAN5G(102, 0), | |
199 | CHAN5G(104, 0), CHAN5G(106, 0), | |
200 | CHAN5G(108, 0), CHAN5G(110, 0), | |
201 | CHAN5G(112, 0), CHAN5G(114, 0), | |
202 | CHAN5G(116, 0), CHAN5G(118, 0), | |
203 | CHAN5G(120, 0), CHAN5G(122, 0), | |
204 | CHAN5G(124, 0), CHAN5G(126, 0), | |
205 | CHAN5G(128, 0), CHAN5G(130, 0), | |
206 | CHAN5G(132, 0), CHAN5G(134, 0), | |
207 | CHAN5G(136, 0), CHAN5G(138, 0), | |
208 | CHAN5G(140, 0), CHAN5G(142, 0), | |
209 | CHAN5G(144, 0), CHAN5G(145, 0), | |
210 | CHAN5G(146, 0), CHAN5G(147, 0), | |
211 | CHAN5G(148, 0), CHAN5G(149, 0), | |
212 | CHAN5G(150, 0), CHAN5G(151, 0), | |
213 | CHAN5G(152, 0), CHAN5G(153, 0), | |
214 | CHAN5G(154, 0), CHAN5G(155, 0), | |
215 | CHAN5G(156, 0), CHAN5G(157, 0), | |
216 | CHAN5G(158, 0), CHAN5G(159, 0), | |
217 | CHAN5G(160, 0), CHAN5G(161, 0), | |
218 | CHAN5G(162, 0), CHAN5G(163, 0), | |
219 | CHAN5G(164, 0), CHAN5G(165, 0), | |
220 | CHAN5G(166, 0), CHAN5G(168, 0), | |
221 | CHAN5G(170, 0), CHAN5G(172, 0), | |
222 | CHAN5G(174, 0), CHAN5G(176, 0), | |
223 | CHAN5G(178, 0), CHAN5G(180, 0), | |
224 | CHAN5G(182, 0), CHAN5G(184, 0), | |
225 | CHAN5G(186, 0), CHAN5G(188, 0), | |
226 | CHAN5G(190, 0), CHAN5G(192, 0), | |
227 | CHAN5G(194, 0), CHAN5G(196, 0), | |
228 | CHAN5G(198, 0), CHAN5G(200, 0), | |
229 | CHAN5G(202, 0), CHAN5G(204, 0), | |
230 | CHAN5G(206, 0), CHAN5G(208, 0), | |
231 | CHAN5G(210, 0), CHAN5G(212, 0), | |
232 | CHAN5G(214, 0), CHAN5G(216, 0), | |
233 | CHAN5G(218, 0), CHAN5G(220, 0), | |
234 | CHAN5G(222, 0), CHAN5G(224, 0), | |
235 | CHAN5G(226, 0), CHAN5G(228, 0), | |
236 | }; | |
237 | ||
238 | static struct ieee80211_supported_band __wl_band_2ghz = { | |
239 | .band = IEEE80211_BAND_2GHZ, | |
240 | .channels = __wl_2ghz_channels, | |
241 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
242 | .bitrates = wl_g_rates, | |
243 | .n_bitrates = wl_g_rates_size, | |
244 | }; | |
245 | ||
246 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
247 | .band = IEEE80211_BAND_5GHZ, | |
248 | .channels = __wl_5ghz_a_channels, | |
249 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
250 | .bitrates = wl_a_rates, | |
251 | .n_bitrates = wl_a_rates_size, | |
252 | }; | |
253 | ||
254 | static struct ieee80211_supported_band __wl_band_5ghz_n = { | |
255 | .band = IEEE80211_BAND_5GHZ, | |
256 | .channels = __wl_5ghz_n_channels, | |
257 | .n_channels = ARRAY_SIZE(__wl_5ghz_n_channels), | |
258 | .bitrates = wl_a_rates, | |
259 | .n_bitrates = wl_a_rates_size, | |
260 | }; | |
261 | ||
262 | static const u32 __wl_cipher_suites[] = { | |
263 | WLAN_CIPHER_SUITE_WEP40, | |
264 | WLAN_CIPHER_SUITE_WEP104, | |
265 | WLAN_CIPHER_SUITE_TKIP, | |
266 | WLAN_CIPHER_SUITE_CCMP, | |
267 | WLAN_CIPHER_SUITE_AES_CMAC, | |
268 | }; | |
269 | ||
1a873342 HM |
270 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
271 | struct brcmf_vs_tlv { | |
272 | u8 id; | |
273 | u8 len; | |
274 | u8 oui[3]; | |
275 | u8 oui_type; | |
276 | }; | |
277 | ||
278 | struct parsed_vndr_ie_info { | |
279 | u8 *ie_ptr; | |
280 | u32 ie_len; /* total length including id & length field */ | |
281 | struct brcmf_vs_tlv vndrie; | |
282 | }; | |
283 | ||
284 | struct parsed_vndr_ies { | |
285 | u32 count; | |
9f440b7b | 286 | struct parsed_vndr_ie_info ie_info[VNDR_IE_PARSE_LIMIT]; |
1a873342 HM |
287 | }; |
288 | ||
ef6ac17a AB |
289 | /* Quarter dBm units to mW |
290 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
291 | * Table is offset so the last entry is largest mW value that fits in | |
292 | * a u16. | |
293 | */ | |
294 | ||
295 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
296 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
297 | ||
298 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
299 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
300 | */ | |
301 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
302 | ||
303 | /* Largest mW value that will round down to the last table entry, | |
304 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
305 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
306 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
307 | */ | |
308 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
309 | ||
310 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
311 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
312 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
313 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
314 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
315 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
316 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
317 | }; | |
318 | ||
319 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
320 | { | |
321 | uint factor = 1; | |
322 | int idx = qdbm - QDBM_OFFSET; | |
323 | ||
324 | if (idx >= QDBM_TABLE_LEN) | |
325 | /* clamp to max u16 mW value */ | |
326 | return 0xFFFF; | |
327 | ||
328 | /* scale the qdBm index up to the range of the table 0-40 | |
329 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
330 | */ | |
331 | while (idx < 0) { | |
332 | idx += 40; | |
333 | factor *= 10; | |
334 | } | |
335 | ||
336 | /* return the mW value scaled down to the correct factor of 10, | |
337 | * adding in factor/2 to get proper rounding. | |
338 | */ | |
339 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
340 | } | |
341 | ||
342 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
343 | { | |
344 | u8 qdbm; | |
345 | int offset; | |
346 | uint mw_uint = mw; | |
347 | uint boundary; | |
348 | ||
349 | /* handle boundary case */ | |
350 | if (mw_uint <= 1) | |
351 | return 0; | |
352 | ||
353 | offset = QDBM_OFFSET; | |
354 | ||
355 | /* move mw into the range of the table */ | |
356 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
357 | mw_uint *= 10; | |
358 | offset -= 40; | |
359 | } | |
360 | ||
361 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
362 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
363 | nqdBm_to_mW_map[qdbm]) / 2; | |
364 | if (mw_uint < boundary) | |
365 | break; | |
366 | } | |
367 | ||
368 | qdbm += (u8) offset; | |
369 | ||
370 | return qdbm; | |
371 | } | |
372 | ||
9f440b7b | 373 | u16 channel_to_chanspec(struct ieee80211_channel *ch) |
6e186166 AS |
374 | { |
375 | u16 chanspec; | |
376 | ||
377 | chanspec = ieee80211_frequency_to_channel(ch->center_freq); | |
378 | chanspec &= WL_CHANSPEC_CHAN_MASK; | |
379 | ||
380 | if (ch->band == IEEE80211_BAND_2GHZ) | |
381 | chanspec |= WL_CHANSPEC_BAND_2G; | |
382 | else | |
383 | chanspec |= WL_CHANSPEC_BAND_5G; | |
384 | ||
1701261d HM |
385 | chanspec |= WL_CHANSPEC_BW_20; |
386 | chanspec |= WL_CHANSPEC_CTL_SB_NONE; | |
387 | ||
6e186166 AS |
388 | return chanspec; |
389 | } | |
390 | ||
5b435de0 AS |
391 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
392 | struct brcmf_wsec_key_le *key_le) | |
393 | { | |
394 | key_le->index = cpu_to_le32(key->index); | |
395 | key_le->len = cpu_to_le32(key->len); | |
396 | key_le->algo = cpu_to_le32(key->algo); | |
397 | key_le->flags = cpu_to_le32(key->flags); | |
398 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
399 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
400 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
401 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
402 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
403 | } | |
404 | ||
f09d0c02 | 405 | static int |
2eaba7e8 | 406 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
407 | { |
408 | int err; | |
409 | struct brcmf_wsec_key_le key_le; | |
410 | ||
411 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 412 | |
81f5dcb8 HM |
413 | brcmf_netdev_wait_pend8021x(ndev); |
414 | ||
ac24be6f | 415 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 416 | sizeof(key_le)); |
f09d0c02 | 417 | |
5b435de0 | 418 | if (err) |
57d6e91a | 419 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
420 | return err; |
421 | } | |
422 | ||
9f440b7b AS |
423 | static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, |
424 | const char *name, | |
425 | enum nl80211_iftype type, | |
426 | u32 *flags, | |
427 | struct vif_params *params) | |
428 | { | |
429 | brcmf_dbg(TRACE, "enter: %s type %d\n", name, type); | |
430 | switch (type) { | |
431 | case NL80211_IFTYPE_ADHOC: | |
432 | case NL80211_IFTYPE_STATION: | |
433 | case NL80211_IFTYPE_AP: | |
434 | case NL80211_IFTYPE_AP_VLAN: | |
435 | case NL80211_IFTYPE_WDS: | |
436 | case NL80211_IFTYPE_MONITOR: | |
437 | case NL80211_IFTYPE_MESH_POINT: | |
438 | return ERR_PTR(-EOPNOTSUPP); | |
439 | case NL80211_IFTYPE_P2P_CLIENT: | |
440 | case NL80211_IFTYPE_P2P_GO: | |
441 | return brcmf_p2p_add_vif(wiphy, name, type, flags, params); | |
442 | case NL80211_IFTYPE_UNSPECIFIED: | |
443 | case NL80211_IFTYPE_P2P_DEVICE: | |
444 | default: | |
445 | return ERR_PTR(-EINVAL); | |
446 | } | |
447 | } | |
448 | ||
7a5c1f64 | 449 | void brcmf_set_mpc(struct net_device *ndev, int mpc) |
5f4f9f11 AS |
450 | { |
451 | struct brcmf_if *ifp = netdev_priv(ndev); | |
452 | s32 err = 0; | |
453 | ||
454 | if (check_vif_up(ifp->vif)) { | |
455 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); | |
456 | if (err) { | |
457 | brcmf_err("fail to set mpc\n"); | |
458 | return; | |
459 | } | |
460 | brcmf_dbg(INFO, "MPC : %d\n", mpc); | |
461 | } | |
462 | } | |
463 | ||
7a5c1f64 | 464 | s32 |
5f4f9f11 AS |
465 | brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
466 | struct net_device *ndev, | |
467 | bool aborted, bool fw_abort) | |
468 | { | |
469 | struct brcmf_scan_params_le params_le; | |
470 | struct cfg80211_scan_request *scan_request; | |
471 | s32 err = 0; | |
472 | ||
473 | brcmf_dbg(SCAN, "Enter\n"); | |
474 | ||
475 | /* clear scan request, because the FW abort can cause a second call */ | |
476 | /* to this functon and might cause a double cfg80211_scan_done */ | |
477 | scan_request = cfg->scan_request; | |
478 | cfg->scan_request = NULL; | |
479 | ||
480 | if (timer_pending(&cfg->escan_timeout)) | |
481 | del_timer_sync(&cfg->escan_timeout); | |
482 | ||
483 | if (fw_abort) { | |
484 | /* Do a scan abort to stop the driver's scan engine */ | |
485 | brcmf_dbg(SCAN, "ABORT scan in firmware\n"); | |
486 | memset(¶ms_le, 0, sizeof(params_le)); | |
487 | memset(params_le.bssid, 0xFF, ETH_ALEN); | |
488 | params_le.bss_type = DOT11_BSSTYPE_ANY; | |
489 | params_le.scan_type = 0; | |
490 | params_le.channel_num = cpu_to_le32(1); | |
491 | params_le.nprobes = cpu_to_le32(1); | |
492 | params_le.active_time = cpu_to_le32(-1); | |
493 | params_le.passive_time = cpu_to_le32(-1); | |
494 | params_le.home_time = cpu_to_le32(-1); | |
495 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
496 | params_le.channel_list[0] = cpu_to_le16(-1); | |
497 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
498 | err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, | |
499 | ¶ms_le, sizeof(params_le)); | |
500 | if (err) | |
501 | brcmf_err("Scan abort failed\n"); | |
502 | } | |
503 | /* | |
504 | * e-scan can be initiated by scheduled scan | |
505 | * which takes precedence. | |
506 | */ | |
507 | if (cfg->sched_escan) { | |
508 | brcmf_dbg(SCAN, "scheduled scan completed\n"); | |
509 | cfg->sched_escan = false; | |
510 | if (!aborted) | |
511 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); | |
512 | brcmf_set_mpc(ndev, 1); | |
513 | } else if (scan_request) { | |
514 | brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n", | |
515 | aborted ? "Aborted" : "Done"); | |
516 | cfg80211_scan_done(scan_request, aborted); | |
517 | brcmf_set_mpc(ndev, 1); | |
518 | } | |
519 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { | |
520 | brcmf_err("Scan complete while device not scanning\n"); | |
521 | return -EPERM; | |
522 | } | |
523 | ||
524 | return err; | |
525 | } | |
526 | ||
9f440b7b AS |
527 | static |
528 | int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) | |
529 | { | |
5f4f9f11 AS |
530 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
531 | struct net_device *ndev = wdev->netdev; | |
532 | ||
533 | /* vif event pending in firmware */ | |
534 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
535 | return -EBUSY; | |
536 | ||
537 | if (ndev) { | |
538 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status) && | |
539 | cfg->escan_info.ndev == ndev) | |
540 | brcmf_notify_escan_complete(cfg, ndev, true, | |
541 | true); | |
542 | ||
543 | brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", 1); | |
544 | } | |
545 | ||
9f440b7b AS |
546 | switch (wdev->iftype) { |
547 | case NL80211_IFTYPE_ADHOC: | |
548 | case NL80211_IFTYPE_STATION: | |
549 | case NL80211_IFTYPE_AP: | |
550 | case NL80211_IFTYPE_AP_VLAN: | |
551 | case NL80211_IFTYPE_WDS: | |
552 | case NL80211_IFTYPE_MONITOR: | |
553 | case NL80211_IFTYPE_MESH_POINT: | |
554 | return -EOPNOTSUPP; | |
555 | case NL80211_IFTYPE_P2P_CLIENT: | |
556 | case NL80211_IFTYPE_P2P_GO: | |
557 | return brcmf_p2p_del_vif(wiphy, wdev); | |
558 | case NL80211_IFTYPE_UNSPECIFIED: | |
559 | case NL80211_IFTYPE_P2P_DEVICE: | |
560 | default: | |
561 | return -EINVAL; | |
562 | } | |
563 | return -EOPNOTSUPP; | |
564 | } | |
565 | ||
5b435de0 AS |
566 | static s32 |
567 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
568 | enum nl80211_iftype type, u32 *flags, | |
569 | struct vif_params *params) | |
570 | { | |
7a5c1f64 | 571 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
c1179033 | 572 | struct brcmf_if *ifp = netdev_priv(ndev); |
128ce3b6 | 573 | struct brcmf_cfg80211_vif *vif = ifp->vif; |
5b435de0 | 574 | s32 infra = 0; |
1a873342 | 575 | s32 ap = 0; |
5b435de0 AS |
576 | s32 err = 0; |
577 | ||
d96b801f | 578 | brcmf_dbg(TRACE, "Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
579 | |
580 | switch (type) { | |
581 | case NL80211_IFTYPE_MONITOR: | |
582 | case NL80211_IFTYPE_WDS: | |
57d6e91a AS |
583 | brcmf_err("type (%d) : currently we do not support this type\n", |
584 | type); | |
5b435de0 AS |
585 | return -EOPNOTSUPP; |
586 | case NL80211_IFTYPE_ADHOC: | |
128ce3b6 | 587 | vif->mode = WL_MODE_IBSS; |
5b435de0 AS |
588 | infra = 0; |
589 | break; | |
590 | case NL80211_IFTYPE_STATION: | |
128ce3b6 | 591 | vif->mode = WL_MODE_BSS; |
5b435de0 AS |
592 | infra = 1; |
593 | break; | |
1a873342 | 594 | case NL80211_IFTYPE_AP: |
7a5c1f64 | 595 | case NL80211_IFTYPE_P2P_GO: |
128ce3b6 | 596 | vif->mode = WL_MODE_AP; |
1a873342 HM |
597 | ap = 1; |
598 | break; | |
5b435de0 AS |
599 | default: |
600 | err = -EINVAL; | |
601 | goto done; | |
602 | } | |
603 | ||
1a873342 | 604 | if (ap) { |
7a5c1f64 HM |
605 | if (type == NL80211_IFTYPE_P2P_GO) { |
606 | brcmf_dbg(INFO, "IF Type = P2P GO\n"); | |
607 | err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO); | |
608 | } | |
609 | if (!err) { | |
610 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state); | |
611 | brcmf_dbg(INFO, "IF Type = AP\n"); | |
612 | } | |
5b435de0 | 613 | } else { |
128ce3b6 | 614 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra); |
1a873342 | 615 | if (err) { |
57d6e91a | 616 | brcmf_err("WLC_SET_INFRA error (%d)\n", err); |
1a873342 HM |
617 | err = -EAGAIN; |
618 | goto done; | |
619 | } | |
647c9ae0 AS |
620 | brcmf_dbg(INFO, "IF Type = %s\n", (vif->mode == WL_MODE_IBSS) ? |
621 | "Adhoc" : "Infra"); | |
5b435de0 | 622 | } |
1a873342 | 623 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
624 | |
625 | done: | |
d96b801f | 626 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
627 | |
628 | return err; | |
629 | } | |
630 | ||
e756af5b HM |
631 | static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, |
632 | struct cfg80211_scan_request *request) | |
633 | { | |
634 | u32 n_ssids; | |
635 | u32 n_channels; | |
636 | s32 i; | |
637 | s32 offset; | |
029591f3 | 638 | u16 chanspec; |
e756af5b | 639 | char *ptr; |
029591f3 | 640 | struct brcmf_ssid_le ssid_le; |
e756af5b | 641 | |
ba40d166 | 642 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
643 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
644 | params_le->scan_type = 0; | |
645 | params_le->channel_num = 0; | |
646 | params_le->nprobes = cpu_to_le32(-1); | |
647 | params_le->active_time = cpu_to_le32(-1); | |
648 | params_le->passive_time = cpu_to_le32(-1); | |
649 | params_le->home_time = cpu_to_le32(-1); | |
650 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
651 | ||
652 | /* if request is null exit so it will be all channel broadcast scan */ | |
653 | if (!request) | |
654 | return; | |
655 | ||
656 | n_ssids = request->n_ssids; | |
657 | n_channels = request->n_channels; | |
658 | /* Copy channel array if applicable */ | |
4e8a008e AS |
659 | brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", |
660 | n_channels); | |
e756af5b HM |
661 | if (n_channels > 0) { |
662 | for (i = 0; i < n_channels; i++) { | |
6e186166 | 663 | chanspec = channel_to_chanspec(request->channels[i]); |
4e8a008e AS |
664 | brcmf_dbg(SCAN, "Chan : %d, Channel spec: %x\n", |
665 | request->channels[i]->hw_value, chanspec); | |
029591f3 | 666 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
667 | } |
668 | } else { | |
4e8a008e | 669 | brcmf_dbg(SCAN, "Scanning all channels\n"); |
e756af5b HM |
670 | } |
671 | /* Copy ssid array if applicable */ | |
4e8a008e | 672 | brcmf_dbg(SCAN, "### List of SSIDs to scan ### %d\n", n_ssids); |
e756af5b HM |
673 | if (n_ssids > 0) { |
674 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
675 | n_channels * sizeof(u16); | |
676 | offset = roundup(offset, sizeof(u32)); | |
677 | ptr = (char *)params_le + offset; | |
678 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
679 | memset(&ssid_le, 0, sizeof(ssid_le)); |
680 | ssid_le.SSID_len = | |
681 | cpu_to_le32(request->ssids[i].ssid_len); | |
682 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
683 | request->ssids[i].ssid_len); | |
684 | if (!ssid_le.SSID_len) | |
4e8a008e | 685 | brcmf_dbg(SCAN, "%d: Broadcast scan\n", i); |
e756af5b | 686 | else |
4e8a008e AS |
687 | brcmf_dbg(SCAN, "%d: scan for %s size =%d\n", |
688 | i, ssid_le.SSID, ssid_le.SSID_len); | |
029591f3 AS |
689 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); |
690 | ptr += sizeof(ssid_le); | |
e756af5b HM |
691 | } |
692 | } else { | |
4e8a008e | 693 | brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); |
e756af5b | 694 | if ((request->ssids) && request->ssids->ssid_len) { |
4e8a008e AS |
695 | brcmf_dbg(SCAN, "SSID %s len=%d\n", |
696 | params_le->ssid_le.SSID, | |
697 | request->ssids->ssid_len); | |
e756af5b HM |
698 | params_le->ssid_le.SSID_len = |
699 | cpu_to_le32(request->ssids->ssid_len); | |
700 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
701 | request->ssids->ssid_len); | |
702 | } | |
703 | } | |
704 | /* Adding mask to channel numbers */ | |
705 | params_le->channel_num = | |
706 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
707 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
708 | } | |
709 | ||
e756af5b | 710 | static s32 |
27a68fe3 | 711 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, |
e756af5b HM |
712 | struct cfg80211_scan_request *request, u16 action) |
713 | { | |
714 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
715 | offsetof(struct brcmf_escan_params_le, params_le); | |
716 | struct brcmf_escan_params_le *params; | |
717 | s32 err = 0; | |
718 | ||
4e8a008e | 719 | brcmf_dbg(SCAN, "E-SCAN START\n"); |
e756af5b HM |
720 | |
721 | if (request != NULL) { | |
722 | /* Allocate space for populating ssids in struct */ | |
723 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
724 | ||
725 | /* Allocate space for populating ssids in struct */ | |
726 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
727 | } | |
728 | ||
729 | params = kzalloc(params_size, GFP_KERNEL); | |
730 | if (!params) { | |
731 | err = -ENOMEM; | |
732 | goto exit; | |
733 | } | |
734 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
735 | brcmf_escan_prep(¶ms->params_le, request); | |
736 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); | |
737 | params->action = cpu_to_le16(action); | |
738 | params->sync_id = cpu_to_le16(0x1234); | |
739 | ||
ac24be6f AS |
740 | err = brcmf_fil_iovar_data_set(netdev_priv(ndev), "escan", |
741 | params, params_size); | |
e756af5b HM |
742 | if (err) { |
743 | if (err == -EBUSY) | |
647c9ae0 | 744 | brcmf_dbg(INFO, "system busy : escan canceled\n"); |
e756af5b | 745 | else |
57d6e91a | 746 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
747 | } |
748 | ||
749 | kfree(params); | |
750 | exit: | |
751 | return err; | |
752 | } | |
753 | ||
754 | static s32 | |
27a68fe3 | 755 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
e756af5b HM |
756 | struct net_device *ndev, struct cfg80211_scan_request *request) |
757 | { | |
758 | s32 err; | |
81f5dcb8 | 759 | u32 passive_scan; |
e756af5b | 760 | struct brcmf_scan_results *results; |
9f440b7b | 761 | struct escan_info *escan = &cfg->escan_info; |
e756af5b | 762 | |
4e8a008e | 763 | brcmf_dbg(SCAN, "Enter\n"); |
9f440b7b AS |
764 | escan->ndev = ndev; |
765 | escan->wiphy = wiphy; | |
766 | escan->escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 767 | passive_scan = cfg->active_scan ? 0 : 1; |
ac24be6f | 768 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 769 | passive_scan); |
e756af5b | 770 | if (err) { |
57d6e91a | 771 | brcmf_err("error (%d)\n", err); |
e756af5b HM |
772 | return err; |
773 | } | |
774 | brcmf_set_mpc(ndev, 0); | |
27a68fe3 | 775 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
776 | results->version = 0; |
777 | results->count = 0; | |
778 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
779 | ||
9f440b7b | 780 | err = escan->run(cfg, ndev, request, WL_ESCAN_ACTION_START); |
e756af5b HM |
781 | if (err) |
782 | brcmf_set_mpc(ndev, 1); | |
783 | return err; | |
784 | } | |
785 | ||
786 | static s32 | |
787 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, | |
788 | struct cfg80211_scan_request *request, | |
789 | struct cfg80211_ssid *this_ssid) | |
790 | { | |
c1179033 | 791 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 792 | struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); |
e756af5b | 793 | struct cfg80211_ssid *ssids; |
f0799895 | 794 | struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int; |
81f5dcb8 | 795 | u32 passive_scan; |
e756af5b HM |
796 | bool escan_req; |
797 | bool spec_scan; | |
798 | s32 err; | |
799 | u32 SSID_len; | |
800 | ||
4e8a008e | 801 | brcmf_dbg(SCAN, "START ESCAN\n"); |
e756af5b | 802 | |
c1179033 | 803 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 804 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e756af5b HM |
805 | return -EAGAIN; |
806 | } | |
c1179033 | 807 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
57d6e91a AS |
808 | brcmf_err("Scanning being aborted: status (%lu)\n", |
809 | cfg->scan_status); | |
e756af5b HM |
810 | return -EAGAIN; |
811 | } | |
c1179033 | 812 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
57d6e91a | 813 | brcmf_err("Connecting: status (%lu)\n", ifp->vif->sme_state); |
e756af5b HM |
814 | return -EAGAIN; |
815 | } | |
816 | ||
0f8ffe17 HM |
817 | /* If scan req comes for p2p0, send it over primary I/F */ |
818 | if (ifp->vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) { | |
819 | ifp = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp; | |
820 | ndev = ifp->ndev; | |
821 | } | |
822 | ||
e756af5b | 823 | /* Arm scan timeout timer */ |
27a68fe3 | 824 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
825 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
826 | ||
827 | escan_req = false; | |
828 | if (request) { | |
829 | /* scan bss */ | |
830 | ssids = request->ssids; | |
831 | escan_req = true; | |
832 | } else { | |
833 | /* scan in ibss */ | |
834 | /* we don't do escan in ibss */ | |
835 | ssids = this_ssid; | |
836 | } | |
837 | ||
27a68fe3 | 838 | cfg->scan_request = request; |
c1179033 | 839 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 840 | if (escan_req) { |
9f440b7b | 841 | cfg->escan_info.run = brcmf_run_escan; |
0f8ffe17 | 842 | err = brcmf_p2p_scan_prep(wiphy, request, ifp->vif); |
9f440b7b AS |
843 | if (err) |
844 | goto scan_out; | |
845 | ||
27a68fe3 | 846 | err = brcmf_do_escan(cfg, wiphy, ndev, request); |
2cb941c0 | 847 | if (err) |
e756af5b HM |
848 | goto scan_out; |
849 | } else { | |
4e8a008e AS |
850 | brcmf_dbg(SCAN, "ssid \"%s\", ssid_len (%d)\n", |
851 | ssids->ssid, ssids->ssid_len); | |
e756af5b HM |
852 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); |
853 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
854 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
855 | spec_scan = false; | |
856 | if (SSID_len) { | |
857 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
858 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
859 | spec_scan = true; | |
860 | } else | |
4e8a008e | 861 | brcmf_dbg(SCAN, "Broadcast scan\n"); |
e756af5b | 862 | |
81f5dcb8 | 863 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 864 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 865 | passive_scan); |
e756af5b | 866 | if (err) { |
57d6e91a | 867 | brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err); |
e756af5b HM |
868 | goto scan_out; |
869 | } | |
870 | brcmf_set_mpc(ndev, 0); | |
c1179033 | 871 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 872 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
873 | if (err) { |
874 | if (err == -EBUSY) | |
647c9ae0 AS |
875 | brcmf_dbg(INFO, "BUSY: scan for \"%s\" canceled\n", |
876 | sr->ssid_le.SSID); | |
e756af5b | 877 | else |
57d6e91a | 878 | brcmf_err("WLC_SCAN error (%d)\n", err); |
e756af5b HM |
879 | |
880 | brcmf_set_mpc(ndev, 1); | |
881 | goto scan_out; | |
882 | } | |
883 | } | |
884 | ||
885 | return 0; | |
886 | ||
887 | scan_out: | |
c1179033 | 888 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
889 | if (timer_pending(&cfg->escan_timeout)) |
890 | del_timer_sync(&cfg->escan_timeout); | |
891 | cfg->scan_request = NULL; | |
e756af5b HM |
892 | return err; |
893 | } | |
894 | ||
5b435de0 | 895 | static s32 |
0abb5f21 | 896 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 897 | { |
fd014284 | 898 | struct net_device *ndev = request->wdev->netdev; |
5b435de0 AS |
899 | s32 err = 0; |
900 | ||
d96b801f | 901 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 902 | |
ce81e317 | 903 | if (!check_vif_up(container_of(request->wdev, |
0abb5f21 | 904 | struct brcmf_cfg80211_vif, wdev))) |
5b435de0 AS |
905 | return -EIO; |
906 | ||
f0799895 | 907 | err = brcmf_cfg80211_escan(wiphy, ndev, request, NULL); |
e756af5b | 908 | |
5b435de0 | 909 | if (err) |
57d6e91a | 910 | brcmf_err("scan error (%d)\n", err); |
5b435de0 | 911 | |
d96b801f | 912 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
913 | return err; |
914 | } | |
915 | ||
916 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
917 | { | |
918 | s32 err = 0; | |
919 | ||
ac24be6f AS |
920 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
921 | rts_threshold); | |
5b435de0 | 922 | if (err) |
57d6e91a | 923 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
924 | |
925 | return err; | |
926 | } | |
927 | ||
928 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
929 | { | |
930 | s32 err = 0; | |
931 | ||
ac24be6f AS |
932 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
933 | frag_threshold); | |
5b435de0 | 934 | if (err) |
57d6e91a | 935 | brcmf_err("Error (%d)\n", err); |
5b435de0 AS |
936 | |
937 | return err; | |
938 | } | |
939 | ||
940 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
941 | { | |
942 | s32 err = 0; | |
b87e2c48 | 943 | u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL); |
5b435de0 | 944 | |
ac24be6f | 945 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 | 946 | if (err) { |
57d6e91a | 947 | brcmf_err("cmd (%d) , error (%d)\n", cmd, err); |
5b435de0 AS |
948 | return err; |
949 | } | |
950 | return err; | |
951 | } | |
952 | ||
953 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
954 | { | |
27a68fe3 AS |
955 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
956 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 957 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
958 | s32 err = 0; |
959 | ||
d96b801f | 960 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 961 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
962 | return -EIO; |
963 | ||
964 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
965 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
966 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
967 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
968 | if (!err) |
969 | goto done; | |
970 | } | |
971 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
972 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
973 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
974 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
975 | if (!err) |
976 | goto done; | |
977 | } | |
978 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
979 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
980 | cfg->conf->retry_long = wiphy->retry_long; | |
981 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
982 | if (!err) |
983 | goto done; | |
984 | } | |
985 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
986 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
987 | cfg->conf->retry_short = wiphy->retry_short; | |
988 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
989 | if (!err) |
990 | goto done; | |
991 | } | |
992 | ||
993 | done: | |
d96b801f | 994 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
995 | return err; |
996 | } | |
997 | ||
5b435de0 AS |
998 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
999 | { | |
1000 | memset(prof, 0, sizeof(*prof)); | |
1001 | } | |
1002 | ||
903e0eee | 1003 | static void brcmf_link_down(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 1004 | { |
5b435de0 AS |
1005 | s32 err = 0; |
1006 | ||
d96b801f | 1007 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 1008 | |
903e0eee | 1009 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) { |
647c9ae0 | 1010 | brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n "); |
903e0eee | 1011 | err = brcmf_fil_cmd_data_set(vif->ifp, |
ac24be6f | 1012 | BRCMF_C_DISASSOC, NULL, 0); |
5b435de0 | 1013 | if (err) |
57d6e91a | 1014 | brcmf_err("WLC_DISASSOC failed (%d)\n", err); |
903e0eee | 1015 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state); |
5b435de0 | 1016 | } |
903e0eee | 1017 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state); |
d96b801f | 1018 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1019 | } |
1020 | ||
1021 | static s32 | |
1022 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1023 | struct cfg80211_ibss_params *params) | |
1024 | { | |
27a68fe3 | 1025 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1026 | struct brcmf_if *ifp = netdev_priv(ndev); |
1027 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1028 | struct brcmf_join_params join_params; |
1029 | size_t join_params_size = 0; | |
1030 | s32 err = 0; | |
1031 | s32 wsec = 0; | |
1032 | s32 bcnprd; | |
1701261d | 1033 | u16 chanspec; |
5b435de0 | 1034 | |
d96b801f | 1035 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1036 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1037 | return -EIO; |
1038 | ||
1039 | if (params->ssid) | |
16886735 | 1040 | brcmf_dbg(CONN, "SSID: %s\n", params->ssid); |
5b435de0 | 1041 | else { |
16886735 | 1042 | brcmf_dbg(CONN, "SSID: NULL, Not supported\n"); |
5b435de0 AS |
1043 | return -EOPNOTSUPP; |
1044 | } | |
1045 | ||
c1179033 | 1046 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1047 | |
1048 | if (params->bssid) | |
16886735 | 1049 | brcmf_dbg(CONN, "BSSID: %pM\n", params->bssid); |
5b435de0 | 1050 | else |
16886735 | 1051 | brcmf_dbg(CONN, "No BSSID specified\n"); |
5b435de0 | 1052 | |
683b6d3b | 1053 | if (params->chandef.chan) |
16886735 AS |
1054 | brcmf_dbg(CONN, "channel: %d\n", |
1055 | params->chandef.chan->center_freq); | |
5b435de0 | 1056 | else |
16886735 | 1057 | brcmf_dbg(CONN, "no channel specified\n"); |
5b435de0 AS |
1058 | |
1059 | if (params->channel_fixed) | |
16886735 | 1060 | brcmf_dbg(CONN, "fixed channel required\n"); |
5b435de0 | 1061 | else |
16886735 | 1062 | brcmf_dbg(CONN, "no fixed channel required\n"); |
5b435de0 AS |
1063 | |
1064 | if (params->ie && params->ie_len) | |
16886735 | 1065 | brcmf_dbg(CONN, "ie len: %d\n", params->ie_len); |
5b435de0 | 1066 | else |
16886735 | 1067 | brcmf_dbg(CONN, "no ie specified\n"); |
5b435de0 AS |
1068 | |
1069 | if (params->beacon_interval) | |
16886735 AS |
1070 | brcmf_dbg(CONN, "beacon interval: %d\n", |
1071 | params->beacon_interval); | |
5b435de0 | 1072 | else |
16886735 | 1073 | brcmf_dbg(CONN, "no beacon interval specified\n"); |
5b435de0 AS |
1074 | |
1075 | if (params->basic_rates) | |
16886735 | 1076 | brcmf_dbg(CONN, "basic rates: %08X\n", params->basic_rates); |
5b435de0 | 1077 | else |
16886735 | 1078 | brcmf_dbg(CONN, "no basic rates specified\n"); |
5b435de0 AS |
1079 | |
1080 | if (params->privacy) | |
16886735 | 1081 | brcmf_dbg(CONN, "privacy required\n"); |
5b435de0 | 1082 | else |
16886735 | 1083 | brcmf_dbg(CONN, "no privacy required\n"); |
5b435de0 AS |
1084 | |
1085 | /* Configure Privacy for starter */ | |
1086 | if (params->privacy) | |
1087 | wsec |= WEP_ENABLED; | |
1088 | ||
c1179033 | 1089 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 | 1090 | if (err) { |
57d6e91a | 1091 | brcmf_err("wsec failed (%d)\n", err); |
5b435de0 AS |
1092 | goto done; |
1093 | } | |
1094 | ||
1095 | /* Configure Beacon Interval for starter */ | |
1096 | if (params->beacon_interval) | |
1097 | bcnprd = params->beacon_interval; | |
1098 | else | |
1099 | bcnprd = 100; | |
1100 | ||
b87e2c48 | 1101 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd); |
5b435de0 | 1102 | if (err) { |
57d6e91a | 1103 | brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err); |
5b435de0 AS |
1104 | goto done; |
1105 | } | |
1106 | ||
1107 | /* Configure required join parameter */ | |
1108 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1109 | ||
1110 | /* SSID */ | |
6c8c4f72 AS |
1111 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1112 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1113 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1114 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1115 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1116 | |
1117 | /* BSSID */ | |
1118 | if (params->bssid) { | |
1119 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1120 | join_params_size = sizeof(join_params.ssid_le) + | |
1121 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1122 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1123 | } else { |
ba40d166 | 1124 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1125 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1126 | } |
1127 | ||
5b435de0 | 1128 | /* Channel */ |
683b6d3b | 1129 | if (params->chandef.chan) { |
5b435de0 AS |
1130 | u32 target_channel; |
1131 | ||
27a68fe3 | 1132 | cfg->channel = |
5b435de0 | 1133 | ieee80211_frequency_to_channel( |
683b6d3b | 1134 | params->chandef.chan->center_freq); |
5b435de0 AS |
1135 | if (params->channel_fixed) { |
1136 | /* adding chanspec */ | |
1701261d HM |
1137 | chanspec = channel_to_chanspec(params->chandef.chan); |
1138 | join_params.params_le.chanspec_list[0] = | |
1139 | cpu_to_le16(chanspec); | |
1140 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1141 | join_params_size += sizeof(join_params.params_le); | |
5b435de0 AS |
1142 | } |
1143 | ||
1144 | /* set channel for starter */ | |
27a68fe3 | 1145 | target_channel = cfg->channel; |
b87e2c48 | 1146 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL, |
81f5dcb8 | 1147 | target_channel); |
5b435de0 | 1148 | if (err) { |
57d6e91a | 1149 | brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err); |
5b435de0 AS |
1150 | goto done; |
1151 | } | |
1152 | } else | |
27a68fe3 | 1153 | cfg->channel = 0; |
5b435de0 | 1154 | |
27a68fe3 | 1155 | cfg->ibss_starter = false; |
5b435de0 AS |
1156 | |
1157 | ||
c1179033 | 1158 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1159 | &join_params, join_params_size); |
5b435de0 | 1160 | if (err) { |
57d6e91a | 1161 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1162 | goto done; |
1163 | } | |
1164 | ||
1165 | done: | |
1166 | if (err) | |
c1179033 | 1167 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1168 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1169 | return err; |
1170 | } | |
1171 | ||
1172 | static s32 | |
1173 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1174 | { | |
0abb5f21 | 1175 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1176 | s32 err = 0; |
1177 | ||
d96b801f | 1178 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1179 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1180 | return -EIO; |
1181 | ||
903e0eee | 1182 | brcmf_link_down(ifp->vif); |
5b435de0 | 1183 | |
d96b801f | 1184 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1185 | |
1186 | return err; | |
1187 | } | |
1188 | ||
1189 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1190 | struct cfg80211_connect_params *sme) | |
1191 | { | |
6ac4f4ed | 1192 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1193 | struct brcmf_cfg80211_security *sec; |
1194 | s32 val = 0; | |
1195 | s32 err = 0; | |
1196 | ||
1197 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1198 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1199 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1200 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1201 | else | |
1202 | val = WPA_AUTH_DISABLED; | |
16886735 | 1203 | brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val); |
ac24be6f | 1204 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 | 1205 | if (err) { |
57d6e91a | 1206 | brcmf_err("set wpa_auth failed (%d)\n", err); |
5b435de0 AS |
1207 | return err; |
1208 | } | |
06bb123e | 1209 | sec = &profile->sec; |
5b435de0 AS |
1210 | sec->wpa_versions = sme->crypto.wpa_versions; |
1211 | return err; | |
1212 | } | |
1213 | ||
1214 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1215 | struct cfg80211_connect_params *sme) | |
1216 | { | |
6ac4f4ed | 1217 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1218 | struct brcmf_cfg80211_security *sec; |
1219 | s32 val = 0; | |
1220 | s32 err = 0; | |
1221 | ||
1222 | switch (sme->auth_type) { | |
1223 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1224 | val = 0; | |
16886735 | 1225 | brcmf_dbg(CONN, "open system\n"); |
5b435de0 AS |
1226 | break; |
1227 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1228 | val = 1; | |
16886735 | 1229 | brcmf_dbg(CONN, "shared key\n"); |
5b435de0 AS |
1230 | break; |
1231 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1232 | val = 2; | |
16886735 | 1233 | brcmf_dbg(CONN, "automatic\n"); |
5b435de0 AS |
1234 | break; |
1235 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
16886735 | 1236 | brcmf_dbg(CONN, "network eap\n"); |
5b435de0 AS |
1237 | default: |
1238 | val = 2; | |
57d6e91a | 1239 | brcmf_err("invalid auth type (%d)\n", sme->auth_type); |
5b435de0 AS |
1240 | break; |
1241 | } | |
1242 | ||
ac24be6f | 1243 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 | 1244 | if (err) { |
57d6e91a | 1245 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1246 | return err; |
1247 | } | |
06bb123e | 1248 | sec = &profile->sec; |
5b435de0 AS |
1249 | sec->auth_type = sme->auth_type; |
1250 | return err; | |
1251 | } | |
1252 | ||
1253 | static s32 | |
1254 | brcmf_set_set_cipher(struct net_device *ndev, | |
1255 | struct cfg80211_connect_params *sme) | |
1256 | { | |
6ac4f4ed | 1257 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1258 | struct brcmf_cfg80211_security *sec; |
1259 | s32 pval = 0; | |
1260 | s32 gval = 0; | |
1261 | s32 err = 0; | |
1262 | ||
1263 | if (sme->crypto.n_ciphers_pairwise) { | |
1264 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1265 | case WLAN_CIPHER_SUITE_WEP40: | |
1266 | case WLAN_CIPHER_SUITE_WEP104: | |
1267 | pval = WEP_ENABLED; | |
1268 | break; | |
1269 | case WLAN_CIPHER_SUITE_TKIP: | |
1270 | pval = TKIP_ENABLED; | |
1271 | break; | |
1272 | case WLAN_CIPHER_SUITE_CCMP: | |
1273 | pval = AES_ENABLED; | |
1274 | break; | |
1275 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1276 | pval = AES_ENABLED; | |
1277 | break; | |
1278 | default: | |
57d6e91a AS |
1279 | brcmf_err("invalid cipher pairwise (%d)\n", |
1280 | sme->crypto.ciphers_pairwise[0]); | |
5b435de0 AS |
1281 | return -EINVAL; |
1282 | } | |
1283 | } | |
1284 | if (sme->crypto.cipher_group) { | |
1285 | switch (sme->crypto.cipher_group) { | |
1286 | case WLAN_CIPHER_SUITE_WEP40: | |
1287 | case WLAN_CIPHER_SUITE_WEP104: | |
1288 | gval = WEP_ENABLED; | |
1289 | break; | |
1290 | case WLAN_CIPHER_SUITE_TKIP: | |
1291 | gval = TKIP_ENABLED; | |
1292 | break; | |
1293 | case WLAN_CIPHER_SUITE_CCMP: | |
1294 | gval = AES_ENABLED; | |
1295 | break; | |
1296 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1297 | gval = AES_ENABLED; | |
1298 | break; | |
1299 | default: | |
57d6e91a AS |
1300 | brcmf_err("invalid cipher group (%d)\n", |
1301 | sme->crypto.cipher_group); | |
5b435de0 AS |
1302 | return -EINVAL; |
1303 | } | |
1304 | } | |
1305 | ||
16886735 | 1306 | brcmf_dbg(CONN, "pval (%d) gval (%d)\n", pval, gval); |
ac24be6f | 1307 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wsec", pval | gval); |
5b435de0 | 1308 | if (err) { |
57d6e91a | 1309 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1310 | return err; |
1311 | } | |
1312 | ||
06bb123e | 1313 | sec = &profile->sec; |
5b435de0 AS |
1314 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1315 | sec->cipher_group = sme->crypto.cipher_group; | |
1316 | ||
1317 | return err; | |
1318 | } | |
1319 | ||
1320 | static s32 | |
1321 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1322 | { | |
6ac4f4ed | 1323 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1324 | struct brcmf_cfg80211_security *sec; |
1325 | s32 val = 0; | |
1326 | s32 err = 0; | |
1327 | ||
1328 | if (sme->crypto.n_akm_suites) { | |
ac24be6f AS |
1329 | err = brcmf_fil_iovar_int_get(netdev_priv(ndev), |
1330 | "wpa_auth", &val); | |
5b435de0 | 1331 | if (err) { |
57d6e91a | 1332 | brcmf_err("could not get wpa_auth (%d)\n", err); |
5b435de0 AS |
1333 | return err; |
1334 | } | |
1335 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1336 | switch (sme->crypto.akm_suites[0]) { | |
1337 | case WLAN_AKM_SUITE_8021X: | |
1338 | val = WPA_AUTH_UNSPECIFIED; | |
1339 | break; | |
1340 | case WLAN_AKM_SUITE_PSK: | |
1341 | val = WPA_AUTH_PSK; | |
1342 | break; | |
1343 | default: | |
57d6e91a AS |
1344 | brcmf_err("invalid cipher group (%d)\n", |
1345 | sme->crypto.cipher_group); | |
5b435de0 AS |
1346 | return -EINVAL; |
1347 | } | |
1348 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1349 | switch (sme->crypto.akm_suites[0]) { | |
1350 | case WLAN_AKM_SUITE_8021X: | |
1351 | val = WPA2_AUTH_UNSPECIFIED; | |
1352 | break; | |
1353 | case WLAN_AKM_SUITE_PSK: | |
1354 | val = WPA2_AUTH_PSK; | |
1355 | break; | |
1356 | default: | |
57d6e91a AS |
1357 | brcmf_err("invalid cipher group (%d)\n", |
1358 | sme->crypto.cipher_group); | |
5b435de0 AS |
1359 | return -EINVAL; |
1360 | } | |
1361 | } | |
1362 | ||
16886735 | 1363 | brcmf_dbg(CONN, "setting wpa_auth to %d\n", val); |
ac24be6f AS |
1364 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), |
1365 | "wpa_auth", val); | |
5b435de0 | 1366 | if (err) { |
57d6e91a | 1367 | brcmf_err("could not set wpa_auth (%d)\n", err); |
5b435de0 AS |
1368 | return err; |
1369 | } | |
1370 | } | |
06bb123e | 1371 | sec = &profile->sec; |
5b435de0 AS |
1372 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1373 | ||
1374 | return err; | |
1375 | } | |
1376 | ||
1377 | static s32 | |
f09d0c02 HM |
1378 | brcmf_set_sharedkey(struct net_device *ndev, |
1379 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1380 | { |
6ac4f4ed | 1381 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1382 | struct brcmf_cfg80211_security *sec; |
1383 | struct brcmf_wsec_key key; | |
1384 | s32 val; | |
1385 | s32 err = 0; | |
1386 | ||
16886735 | 1387 | brcmf_dbg(CONN, "key len (%d)\n", sme->key_len); |
5b435de0 | 1388 | |
a718e2fe RV |
1389 | if (sme->key_len == 0) |
1390 | return 0; | |
1391 | ||
06bb123e | 1392 | sec = &profile->sec; |
16886735 AS |
1393 | brcmf_dbg(CONN, "wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1394 | sec->wpa_versions, sec->cipher_pairwise); | |
a718e2fe RV |
1395 | |
1396 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1397 | return 0; | |
1398 | ||
f09d0c02 HM |
1399 | if (!(sec->cipher_pairwise & |
1400 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1401 | return 0; | |
a718e2fe | 1402 | |
f09d0c02 HM |
1403 | memset(&key, 0, sizeof(key)); |
1404 | key.len = (u32) sme->key_len; | |
1405 | key.index = (u32) sme->key_idx; | |
1406 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1407 | brcmf_err("Too long key length (%u)\n", key.len); |
f09d0c02 HM |
1408 | return -EINVAL; |
1409 | } | |
1410 | memcpy(key.data, sme->key, key.len); | |
1411 | key.flags = BRCMF_PRIMARY_KEY; | |
1412 | switch (sec->cipher_pairwise) { | |
1413 | case WLAN_CIPHER_SUITE_WEP40: | |
1414 | key.algo = CRYPTO_ALGO_WEP1; | |
1415 | break; | |
1416 | case WLAN_CIPHER_SUITE_WEP104: | |
1417 | key.algo = CRYPTO_ALGO_WEP128; | |
1418 | break; | |
1419 | default: | |
57d6e91a AS |
1420 | brcmf_err("Invalid algorithm (%d)\n", |
1421 | sme->crypto.ciphers_pairwise[0]); | |
f09d0c02 HM |
1422 | return -EINVAL; |
1423 | } | |
1424 | /* Set the new key/index */ | |
16886735 AS |
1425 | brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n", |
1426 | key.len, key.index, key.algo); | |
1427 | brcmf_dbg(CONN, "key \"%s\"\n", key.data); | |
2eaba7e8 | 1428 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1429 | if (err) |
1430 | return err; | |
1431 | ||
1432 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
16886735 | 1433 | brcmf_dbg(CONN, "set auth_type to shared key\n"); |
f09d0c02 | 1434 | val = WL_AUTH_SHARED_KEY; /* shared key */ |
ac24be6f | 1435 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 | 1436 | if (err) |
57d6e91a | 1437 | brcmf_err("set auth failed (%d)\n", err); |
5b435de0 AS |
1438 | } |
1439 | return err; | |
1440 | } | |
1441 | ||
cbb1ec94 AS |
1442 | static |
1443 | enum nl80211_auth_type brcmf_war_auth_type(struct brcmf_if *ifp, | |
1444 | enum nl80211_auth_type type) | |
1445 | { | |
1446 | u32 ci; | |
1447 | if (type == NL80211_AUTHTYPE_AUTOMATIC) { | |
1448 | /* shift to ignore chip revision */ | |
1449 | ci = brcmf_get_chip_info(ifp) >> 4; | |
1450 | switch (ci) { | |
1451 | case 43236: | |
1452 | brcmf_dbg(CONN, "43236 WAR: use OPEN instead of AUTO\n"); | |
1453 | return NL80211_AUTHTYPE_OPEN_SYSTEM; | |
1454 | default: | |
1455 | break; | |
1456 | } | |
1457 | } | |
1458 | return type; | |
1459 | } | |
1460 | ||
5b435de0 AS |
1461 | static s32 |
1462 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
cbb1ec94 | 1463 | struct cfg80211_connect_params *sme) |
5b435de0 | 1464 | { |
27a68fe3 | 1465 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1466 | struct brcmf_if *ifp = netdev_priv(ndev); |
1467 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1468 | struct ieee80211_channel *chan = sme->channel; |
1469 | struct brcmf_join_params join_params; | |
1470 | size_t join_params_size; | |
1471 | struct brcmf_ssid ssid; | |
1701261d | 1472 | u16 chanspec; |
5b435de0 AS |
1473 | |
1474 | s32 err = 0; | |
1475 | ||
d96b801f | 1476 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1477 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1478 | return -EIO; |
1479 | ||
1480 | if (!sme->ssid) { | |
57d6e91a | 1481 | brcmf_err("Invalid ssid\n"); |
5b435de0 AS |
1482 | return -EOPNOTSUPP; |
1483 | } | |
1484 | ||
c1179033 | 1485 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1486 | |
1487 | if (chan) { | |
27a68fe3 | 1488 | cfg->channel = |
5b435de0 | 1489 | ieee80211_frequency_to_channel(chan->center_freq); |
1701261d HM |
1490 | chanspec = channel_to_chanspec(chan); |
1491 | brcmf_dbg(CONN, "channel=%d, center_req=%d, chanspec=0x%04x\n", | |
1492 | cfg->channel, chan->center_freq, chanspec); | |
1493 | } else { | |
27a68fe3 | 1494 | cfg->channel = 0; |
1701261d HM |
1495 | chanspec = 0; |
1496 | } | |
5b435de0 | 1497 | |
647c9ae0 | 1498 | brcmf_dbg(INFO, "ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); |
5b435de0 AS |
1499 | |
1500 | err = brcmf_set_wpa_version(ndev, sme); | |
1501 | if (err) { | |
57d6e91a | 1502 | brcmf_err("wl_set_wpa_version failed (%d)\n", err); |
5b435de0 AS |
1503 | goto done; |
1504 | } | |
1505 | ||
cbb1ec94 | 1506 | sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type); |
5b435de0 AS |
1507 | err = brcmf_set_auth_type(ndev, sme); |
1508 | if (err) { | |
57d6e91a | 1509 | brcmf_err("wl_set_auth_type failed (%d)\n", err); |
5b435de0 AS |
1510 | goto done; |
1511 | } | |
1512 | ||
1513 | err = brcmf_set_set_cipher(ndev, sme); | |
1514 | if (err) { | |
57d6e91a | 1515 | brcmf_err("wl_set_set_cipher failed (%d)\n", err); |
5b435de0 AS |
1516 | goto done; |
1517 | } | |
1518 | ||
1519 | err = brcmf_set_key_mgmt(ndev, sme); | |
1520 | if (err) { | |
57d6e91a | 1521 | brcmf_err("wl_set_key_mgmt failed (%d)\n", err); |
5b435de0 AS |
1522 | goto done; |
1523 | } | |
1524 | ||
f09d0c02 | 1525 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1526 | if (err) { |
57d6e91a | 1527 | brcmf_err("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1528 | goto done; |
1529 | } | |
1530 | ||
1531 | memset(&join_params, 0, sizeof(join_params)); | |
1532 | join_params_size = sizeof(join_params.ssid_le); | |
1533 | ||
6c8c4f72 AS |
1534 | profile->ssid.SSID_len = min_t(u32, |
1535 | sizeof(ssid.SSID), (u32)sme->ssid_len); | |
1536 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); | |
1537 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1538 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1539 | |
ba40d166 | 1540 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
5b435de0 AS |
1541 | |
1542 | if (ssid.SSID_len < IEEE80211_MAX_SSID_LEN) | |
16886735 AS |
1543 | brcmf_dbg(CONN, "ssid \"%s\", len (%d)\n", |
1544 | ssid.SSID, ssid.SSID_len); | |
5b435de0 | 1545 | |
1701261d HM |
1546 | if (cfg->channel) { |
1547 | join_params.params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1548 | join_params.params_le.chanspec_num = cpu_to_le32(1); | |
1549 | join_params_size += sizeof(join_params.params_le); | |
1550 | } | |
c1179033 | 1551 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1552 | &join_params, join_params_size); |
5b435de0 | 1553 | if (err) |
57d6e91a | 1554 | brcmf_err("WLC_SET_SSID failed (%d)\n", err); |
5b435de0 AS |
1555 | |
1556 | done: | |
1557 | if (err) | |
c1179033 | 1558 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
d96b801f | 1559 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1560 | return err; |
1561 | } | |
1562 | ||
1563 | static s32 | |
1564 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1565 | u16 reason_code) | |
1566 | { | |
0abb5f21 AS |
1567 | struct brcmf_if *ifp = netdev_priv(ndev); |
1568 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1569 | struct brcmf_scb_val_le scbval; |
1570 | s32 err = 0; | |
1571 | ||
d96b801f | 1572 | brcmf_dbg(TRACE, "Enter. Reason code = %d\n", reason_code); |
ce81e317 | 1573 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1574 | return -EIO; |
1575 | ||
c1179033 | 1576 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
5b435de0 | 1577 | |
06bb123e | 1578 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1579 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1580 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1581 | &scbval, sizeof(scbval)); |
5b435de0 | 1582 | if (err) |
57d6e91a | 1583 | brcmf_err("error (%d)\n", err); |
5b435de0 | 1584 | |
d96b801f | 1585 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1586 | return err; |
1587 | } | |
1588 | ||
1589 | static s32 | |
c8442118 | 1590 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
d3f31134 | 1591 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1592 | { |
1593 | ||
27a68fe3 | 1594 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1595 | struct net_device *ndev = cfg_to_ndev(cfg); |
1596 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1597 | u16 txpwrmw; |
1598 | s32 err = 0; | |
1599 | s32 disable = 0; | |
d3f31134 | 1600 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 | 1601 | |
d96b801f | 1602 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1603 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1604 | return -EIO; |
1605 | ||
1606 | switch (type) { | |
1607 | case NL80211_TX_POWER_AUTOMATIC: | |
1608 | break; | |
1609 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1610 | case NL80211_TX_POWER_FIXED: |
1611 | if (dbm < 0) { | |
57d6e91a | 1612 | brcmf_err("TX_POWER_FIXED - dbm is negative\n"); |
5b435de0 AS |
1613 | err = -EINVAL; |
1614 | goto done; | |
1615 | } | |
1616 | break; | |
1617 | } | |
1618 | /* Make sure radio is off or on as far as software is concerned */ | |
1619 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1620 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 | 1621 | if (err) |
57d6e91a | 1622 | brcmf_err("WLC_SET_RADIO error (%d)\n", err); |
5b435de0 AS |
1623 | |
1624 | if (dbm > 0xffff) | |
1625 | txpwrmw = 0xffff; | |
1626 | else | |
1627 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1628 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1629 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 | 1630 | if (err) |
57d6e91a | 1631 | brcmf_err("qtxpower error (%d)\n", err); |
27a68fe3 | 1632 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1633 | |
1634 | done: | |
d96b801f | 1635 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1636 | return err; |
1637 | } | |
1638 | ||
c8442118 JB |
1639 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, |
1640 | struct wireless_dev *wdev, | |
1641 | s32 *dbm) | |
5b435de0 | 1642 | { |
27a68fe3 | 1643 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1644 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1645 | s32 txpwrdbm; |
1646 | u8 result; | |
1647 | s32 err = 0; | |
1648 | ||
d96b801f | 1649 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1650 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1651 | return -EIO; |
1652 | ||
0abb5f21 | 1653 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 | 1654 | if (err) { |
57d6e91a | 1655 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1656 | goto done; |
1657 | } | |
1658 | ||
1659 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1660 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1661 | |
1662 | done: | |
d96b801f | 1663 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1664 | return err; |
1665 | } | |
1666 | ||
1667 | static s32 | |
1668 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1669 | u8 key_idx, bool unicast, bool multicast) | |
1670 | { | |
0abb5f21 | 1671 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1672 | u32 index; |
1673 | u32 wsec; | |
1674 | s32 err = 0; | |
1675 | ||
d96b801f | 1676 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1677 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1678 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1679 | return -EIO; |
1680 | ||
0abb5f21 | 1681 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1682 | if (err) { |
57d6e91a | 1683 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1684 | goto done; |
1685 | } | |
1686 | ||
1687 | if (wsec & WEP_ENABLED) { | |
1688 | /* Just select a new current key */ | |
1689 | index = key_idx; | |
0abb5f21 | 1690 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1691 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 | 1692 | if (err) |
57d6e91a | 1693 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
1694 | } |
1695 | done: | |
d96b801f | 1696 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1697 | return err; |
1698 | } | |
1699 | ||
1700 | static s32 | |
1701 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1702 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1703 | { | |
1704 | struct brcmf_wsec_key key; | |
5b435de0 AS |
1705 | s32 err = 0; |
1706 | ||
1707 | memset(&key, 0, sizeof(key)); | |
1708 | key.index = (u32) key_idx; | |
1709 | /* Instead of bcast for ea address for default wep keys, | |
1710 | driver needs it to be Null */ | |
1711 | if (!is_multicast_ether_addr(mac_addr)) | |
1712 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1713 | key.len = (u32) params->key_len; | |
1714 | /* check for key index change */ | |
1715 | if (key.len == 0) { | |
1716 | /* key delete */ | |
2eaba7e8 | 1717 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1718 | if (err) |
57d6e91a | 1719 | brcmf_err("key delete error (%d)\n", err); |
5b435de0 AS |
1720 | } else { |
1721 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1722 | brcmf_err("Invalid key length (%d)\n", key.len); |
5b435de0 AS |
1723 | return -EINVAL; |
1724 | } | |
1725 | ||
16886735 | 1726 | brcmf_dbg(CONN, "Setting the key index %d\n", key.index); |
5b435de0 AS |
1727 | memcpy(key.data, params->key, key.len); |
1728 | ||
1729 | if (params->cipher == WLAN_CIPHER_SUITE_TKIP) { | |
1730 | u8 keybuf[8]; | |
1731 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); | |
1732 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1733 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1734 | } | |
1735 | ||
1736 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
1737 | if (params->seq && params->seq_len == 6) { | |
1738 | /* rx iv */ | |
1739 | u8 *ivptr; | |
1740 | ivptr = (u8 *) params->seq; | |
1741 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
1742 | (ivptr[3] << 8) | ivptr[2]; | |
1743 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
1744 | key.iv_initialized = true; | |
1745 | } | |
1746 | ||
1747 | switch (params->cipher) { | |
1748 | case WLAN_CIPHER_SUITE_WEP40: | |
1749 | key.algo = CRYPTO_ALGO_WEP1; | |
16886735 | 1750 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1751 | break; |
1752 | case WLAN_CIPHER_SUITE_WEP104: | |
1753 | key.algo = CRYPTO_ALGO_WEP128; | |
16886735 | 1754 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1755 | break; |
1756 | case WLAN_CIPHER_SUITE_TKIP: | |
1757 | key.algo = CRYPTO_ALGO_TKIP; | |
16886735 | 1758 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1759 | break; |
1760 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1761 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1762 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1763 | break; |
1764 | case WLAN_CIPHER_SUITE_CCMP: | |
1765 | key.algo = CRYPTO_ALGO_AES_CCM; | |
16886735 | 1766 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
1767 | break; |
1768 | default: | |
57d6e91a | 1769 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
1770 | return -EINVAL; |
1771 | } | |
2eaba7e8 | 1772 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 | 1773 | if (err) |
57d6e91a | 1774 | brcmf_err("wsec_key error (%d)\n", err); |
5b435de0 AS |
1775 | } |
1776 | return err; | |
1777 | } | |
1778 | ||
1779 | static s32 | |
1780 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
1781 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
1782 | struct key_params *params) | |
1783 | { | |
0abb5f21 | 1784 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1785 | struct brcmf_wsec_key key; |
1786 | s32 val; | |
1787 | s32 wsec; | |
1788 | s32 err = 0; | |
1789 | u8 keybuf[8]; | |
1790 | ||
d96b801f | 1791 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1792 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1793 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1794 | return -EIO; |
1795 | ||
1796 | if (mac_addr) { | |
d96b801f | 1797 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
1798 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); |
1799 | } | |
1800 | memset(&key, 0, sizeof(key)); | |
1801 | ||
1802 | key.len = (u32) params->key_len; | |
1803 | key.index = (u32) key_idx; | |
1804 | ||
1805 | if (key.len > sizeof(key.data)) { | |
57d6e91a | 1806 | brcmf_err("Too long key length (%u)\n", key.len); |
5b435de0 AS |
1807 | err = -EINVAL; |
1808 | goto done; | |
1809 | } | |
1810 | memcpy(key.data, params->key, key.len); | |
1811 | ||
1812 | key.flags = BRCMF_PRIMARY_KEY; | |
1813 | switch (params->cipher) { | |
1814 | case WLAN_CIPHER_SUITE_WEP40: | |
1815 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 1816 | val = WEP_ENABLED; |
16886735 | 1817 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1818 | break; |
1819 | case WLAN_CIPHER_SUITE_WEP104: | |
1820 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 1821 | val = WEP_ENABLED; |
16886735 | 1822 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1823 | break; |
1824 | case WLAN_CIPHER_SUITE_TKIP: | |
128ce3b6 | 1825 | if (ifp->vif->mode != WL_MODE_AP) { |
16886735 | 1826 | brcmf_dbg(CONN, "Swapping key\n"); |
1a873342 HM |
1827 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
1828 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1829 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1830 | } | |
5b435de0 | 1831 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 1832 | val = TKIP_ENABLED; |
16886735 | 1833 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1834 | break; |
1835 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1836 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 1837 | val = AES_ENABLED; |
16886735 | 1838 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1839 | break; |
1840 | case WLAN_CIPHER_SUITE_CCMP: | |
1841 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 1842 | val = AES_ENABLED; |
16886735 | 1843 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n"); |
5b435de0 AS |
1844 | break; |
1845 | default: | |
57d6e91a | 1846 | brcmf_err("Invalid cipher (0x%x)\n", params->cipher); |
5b435de0 AS |
1847 | err = -EINVAL; |
1848 | goto done; | |
1849 | } | |
1850 | ||
2eaba7e8 | 1851 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
1852 | if (err) |
1853 | goto done; | |
1854 | ||
0abb5f21 | 1855 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1856 | if (err) { |
57d6e91a | 1857 | brcmf_err("get wsec error (%d)\n", err); |
5b435de0 AS |
1858 | goto done; |
1859 | } | |
5b435de0 | 1860 | wsec |= val; |
0abb5f21 | 1861 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 | 1862 | if (err) { |
57d6e91a | 1863 | brcmf_err("set wsec error (%d)\n", err); |
5b435de0 AS |
1864 | goto done; |
1865 | } | |
1866 | ||
5b435de0 | 1867 | done: |
d96b801f | 1868 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1869 | return err; |
1870 | } | |
1871 | ||
1872 | static s32 | |
1873 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
1874 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
1875 | { | |
0abb5f21 | 1876 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1877 | struct brcmf_wsec_key key; |
1878 | s32 err = 0; | |
5b435de0 | 1879 | |
d96b801f | 1880 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 1881 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1882 | return -EIO; |
1883 | ||
256c374f HM |
1884 | if (key_idx >= DOT11_MAX_DEFAULT_KEYS) { |
1885 | /* we ignore this key index in this case */ | |
57d6e91a | 1886 | brcmf_err("invalid key index (%d)\n", key_idx); |
256c374f HM |
1887 | return -EINVAL; |
1888 | } | |
1889 | ||
5b435de0 AS |
1890 | memset(&key, 0, sizeof(key)); |
1891 | ||
1892 | key.index = (u32) key_idx; | |
1893 | key.flags = BRCMF_PRIMARY_KEY; | |
1894 | key.algo = CRYPTO_ALGO_OFF; | |
1895 | ||
16886735 | 1896 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
5b435de0 AS |
1897 | |
1898 | /* Set the new key/index */ | |
2eaba7e8 | 1899 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1900 | |
d96b801f | 1901 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1902 | return err; |
1903 | } | |
1904 | ||
1905 | static s32 | |
1906 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
1907 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
1908 | void (*callback) (void *cookie, struct key_params * params)) | |
1909 | { | |
1910 | struct key_params params; | |
0abb5f21 AS |
1911 | struct brcmf_if *ifp = netdev_priv(ndev); |
1912 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1913 | struct brcmf_cfg80211_security *sec; |
1914 | s32 wsec; | |
1915 | s32 err = 0; | |
1916 | ||
d96b801f | 1917 | brcmf_dbg(TRACE, "Enter\n"); |
16886735 | 1918 | brcmf_dbg(CONN, "key index (%d)\n", key_idx); |
ce81e317 | 1919 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1920 | return -EIO; |
1921 | ||
1922 | memset(¶ms, 0, sizeof(params)); | |
1923 | ||
0abb5f21 | 1924 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 | 1925 | if (err) { |
57d6e91a | 1926 | brcmf_err("WLC_GET_WSEC error (%d)\n", err); |
5b435de0 AS |
1927 | /* Ignore this error, may happen during DISASSOC */ |
1928 | err = -EAGAIN; | |
1929 | goto done; | |
1930 | } | |
f09d0c02 | 1931 | switch (wsec & ~SES_OW_ENABLED) { |
5b435de0 | 1932 | case WEP_ENABLED: |
06bb123e | 1933 | sec = &profile->sec; |
5b435de0 AS |
1934 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
1935 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
16886735 | 1936 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP40\n"); |
5b435de0 AS |
1937 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
1938 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
16886735 | 1939 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); |
5b435de0 AS |
1940 | } |
1941 | break; | |
1942 | case TKIP_ENABLED: | |
1943 | params.cipher = WLAN_CIPHER_SUITE_TKIP; | |
16886735 | 1944 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); |
5b435de0 AS |
1945 | break; |
1946 | case AES_ENABLED: | |
1947 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; | |
16886735 | 1948 | brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); |
5b435de0 AS |
1949 | break; |
1950 | default: | |
57d6e91a | 1951 | brcmf_err("Invalid algo (0x%x)\n", wsec); |
5b435de0 AS |
1952 | err = -EINVAL; |
1953 | goto done; | |
1954 | } | |
1955 | callback(cookie, ¶ms); | |
1956 | ||
1957 | done: | |
d96b801f | 1958 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
1959 | return err; |
1960 | } | |
1961 | ||
1962 | static s32 | |
1963 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
1964 | struct net_device *ndev, u8 key_idx) | |
1965 | { | |
647c9ae0 | 1966 | brcmf_dbg(INFO, "Not supported\n"); |
5b435de0 AS |
1967 | |
1968 | return -EOPNOTSUPP; | |
1969 | } | |
1970 | ||
1971 | static s32 | |
1972 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
1a873342 | 1973 | u8 *mac, struct station_info *sinfo) |
5b435de0 | 1974 | { |
0abb5f21 AS |
1975 | struct brcmf_if *ifp = netdev_priv(ndev); |
1976 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1977 | struct brcmf_scb_val_le scb_val; |
1978 | int rssi; | |
1979 | s32 rate; | |
1980 | s32 err = 0; | |
06bb123e | 1981 | u8 *bssid = profile->bssid; |
81f5dcb8 | 1982 | struct brcmf_sta_info_le sta_info_le; |
5b435de0 | 1983 | |
d96b801f | 1984 | brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac); |
ce81e317 | 1985 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1986 | return -EIO; |
1987 | ||
128ce3b6 | 1988 | if (ifp->vif->mode == WL_MODE_AP) { |
81f5dcb8 | 1989 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 1990 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 1991 | &sta_info_le, |
81f5dcb8 | 1992 | sizeof(sta_info_le)); |
1a873342 | 1993 | if (err < 0) { |
57d6e91a | 1994 | brcmf_err("GET STA INFO failed, %d\n", err); |
1a873342 HM |
1995 | goto done; |
1996 | } | |
1a873342 | 1997 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
1998 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
1999 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2000 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2001 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 | 2002 | } |
d96b801f AS |
2003 | brcmf_dbg(TRACE, "STA idle time : %d ms, connected time :%d sec\n", |
2004 | sinfo->inactive_time, sinfo->connected_time); | |
128ce3b6 | 2005 | } else if (ifp->vif->mode == WL_MODE_BSS) { |
1a873342 | 2006 | if (memcmp(mac, bssid, ETH_ALEN)) { |
57d6e91a AS |
2007 | brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", |
2008 | mac, bssid); | |
1a873342 HM |
2009 | err = -ENOENT; |
2010 | goto done; | |
2011 | } | |
2012 | /* Report the current tx rate */ | |
0abb5f21 | 2013 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2014 | if (err) { |
57d6e91a | 2015 | brcmf_err("Could not get rate (%d)\n", err); |
1a873342 | 2016 | goto done; |
7f6c562d | 2017 | } else { |
1a873342 HM |
2018 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2019 | sinfo->txrate.legacy = rate * 5; | |
16886735 | 2020 | brcmf_dbg(CONN, "Rate %d Mbps\n", rate / 2); |
7f6c562d | 2021 | } |
5b435de0 | 2022 | |
c1179033 AS |
2023 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2024 | &ifp->vif->sme_state)) { | |
1a873342 | 2025 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2026 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2027 | &scb_val, sizeof(scb_val)); | |
1a873342 | 2028 | if (err) { |
57d6e91a | 2029 | brcmf_err("Could not get rssi (%d)\n", err); |
1a873342 HM |
2030 | goto done; |
2031 | } else { | |
2032 | rssi = le32_to_cpu(scb_val.val); | |
2033 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2034 | sinfo->signal = rssi; | |
16886735 | 2035 | brcmf_dbg(CONN, "RSSI %d dBm\n", rssi); |
1a873342 HM |
2036 | } |
2037 | } | |
2038 | } else | |
2039 | err = -EPERM; | |
5b435de0 | 2040 | done: |
d96b801f | 2041 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2042 | return err; |
2043 | } | |
2044 | ||
2045 | static s32 | |
2046 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2047 | bool enabled, s32 timeout) | |
2048 | { | |
2049 | s32 pm; | |
2050 | s32 err = 0; | |
27a68fe3 | 2051 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2052 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 2053 | |
d96b801f | 2054 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2055 | |
2056 | /* | |
2057 | * Powersave enable/disable request is coming from the | |
2058 | * cfg80211 even before the interface is up. In that | |
2059 | * scenario, driver will be storing the power save | |
27a68fe3 | 2060 | * preference in cfg struct to apply this to |
5b435de0 AS |
2061 | * FW later while initializing the dongle |
2062 | */ | |
27a68fe3 | 2063 | cfg->pwr_save = enabled; |
ce81e317 | 2064 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2065 | |
647c9ae0 | 2066 | brcmf_dbg(INFO, "Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2067 | goto done; |
2068 | } | |
2069 | ||
2070 | pm = enabled ? PM_FAST : PM_OFF; | |
647c9ae0 | 2071 | brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled")); |
5b435de0 | 2072 | |
c1179033 | 2073 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2074 | if (err) { |
2075 | if (err == -ENODEV) | |
57d6e91a | 2076 | brcmf_err("net_device is not ready yet\n"); |
5b435de0 | 2077 | else |
57d6e91a | 2078 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
2079 | } |
2080 | done: | |
d96b801f | 2081 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2082 | return err; |
2083 | } | |
2084 | ||
27a68fe3 | 2085 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2086 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2087 | { |
27a68fe3 | 2088 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2089 | struct ieee80211_channel *notify_channel; |
2090 | struct cfg80211_bss *bss; | |
2091 | struct ieee80211_supported_band *band; | |
2092 | s32 err = 0; | |
2093 | u16 channel; | |
2094 | u32 freq; | |
5b435de0 AS |
2095 | u16 notify_capability; |
2096 | u16 notify_interval; | |
2097 | u8 *notify_ie; | |
2098 | size_t notify_ielen; | |
2099 | s32 notify_signal; | |
2100 | ||
2101 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
57d6e91a | 2102 | brcmf_err("Bss info is larger than buffer. Discarding\n"); |
5b435de0 AS |
2103 | return 0; |
2104 | } | |
2105 | ||
2106 | channel = bi->ctl_ch ? bi->ctl_ch : | |
2107 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
2108 | ||
2109 | if (channel <= CH_MAX_2G_CHANNEL) | |
2110 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2111 | else | |
2112 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2113 | ||
2114 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2115 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2116 | ||
5b435de0 AS |
2117 | notify_capability = le16_to_cpu(bi->capability); |
2118 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2119 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2120 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2121 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2122 | ||
16886735 AS |
2123 | brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID); |
2124 | brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq); | |
2125 | brcmf_dbg(CONN, "Capability: %X\n", notify_capability); | |
2126 | brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval); | |
2127 | brcmf_dbg(CONN, "Signal: %d\n", notify_signal); | |
5b435de0 AS |
2128 | |
2129 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2130 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2131 | notify_ielen, notify_signal, GFP_KERNEL); |
2132 | ||
e78946e1 FL |
2133 | if (!bss) |
2134 | return -ENOMEM; | |
2135 | ||
2136 | cfg80211_put_bss(bss); | |
5b435de0 AS |
2137 | |
2138 | return err; | |
2139 | } | |
2140 | ||
6f09be0a RV |
2141 | static struct brcmf_bss_info_le * |
2142 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2143 | { | |
2144 | if (bss == NULL) | |
2145 | return list->bss_info_le; | |
2146 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2147 | le32_to_cpu(bss->length)); | |
2148 | } | |
2149 | ||
27a68fe3 | 2150 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2151 | { |
2152 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2153 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2154 | s32 err = 0; |
2155 | int i; | |
2156 | ||
27a68fe3 | 2157 | bss_list = cfg->bss_list; |
0ecd8164 AS |
2158 | if (bss_list->count != 0 && |
2159 | bss_list->version != BRCMF_BSS_INFO_VERSION) { | |
57d6e91a AS |
2160 | brcmf_err("Version %d != WL_BSS_INFO_VERSION\n", |
2161 | bss_list->version); | |
5b435de0 AS |
2162 | return -EOPNOTSUPP; |
2163 | } | |
4e8a008e | 2164 | brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count); |
f0799895 | 2165 | for (i = 0; i < bss_list->count; i++) { |
6f09be0a | 2166 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2167 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2168 | if (err) |
2169 | break; | |
2170 | } | |
2171 | return err; | |
2172 | } | |
2173 | ||
27a68fe3 | 2174 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2175 | struct net_device *ndev, const u8 *bssid) |
2176 | { | |
27a68fe3 | 2177 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2178 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2179 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2180 | struct ieee80211_supported_band *band; |
e78946e1 | 2181 | struct cfg80211_bss *bss; |
5b435de0 AS |
2182 | u8 *buf = NULL; |
2183 | s32 err = 0; | |
2184 | u16 channel; | |
2185 | u32 freq; | |
5b435de0 AS |
2186 | u16 notify_capability; |
2187 | u16 notify_interval; | |
2188 | u8 *notify_ie; | |
2189 | size_t notify_ielen; | |
2190 | s32 notify_signal; | |
2191 | ||
d96b801f | 2192 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2193 | |
2194 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2195 | if (buf == NULL) { | |
2196 | err = -ENOMEM; | |
2197 | goto CleanUp; | |
2198 | } | |
2199 | ||
2200 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2201 | ||
ac24be6f AS |
2202 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2203 | buf, WL_BSS_INFO_MAX); | |
5b435de0 | 2204 | if (err) { |
57d6e91a | 2205 | brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err); |
5b435de0 AS |
2206 | goto CleanUp; |
2207 | } | |
2208 | ||
d34bf64f | 2209 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 AS |
2210 | |
2211 | channel = bi->ctl_ch ? bi->ctl_ch : | |
2212 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
2213 | ||
2214 | if (channel <= CH_MAX_2G_CHANNEL) | |
2215 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2216 | else | |
2217 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2218 | ||
2219 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2220 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2221 | ||
5b435de0 AS |
2222 | notify_capability = le16_to_cpu(bi->capability); |
2223 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2224 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2225 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2226 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2227 | ||
16886735 AS |
2228 | brcmf_dbg(CONN, "channel: %d(%d)\n", channel, freq); |
2229 | brcmf_dbg(CONN, "capability: %X\n", notify_capability); | |
2230 | brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval); | |
2231 | brcmf_dbg(CONN, "signal: %d\n", notify_signal); | |
5b435de0 | 2232 | |
e78946e1 | 2233 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2234 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2235 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2236 | ||
e78946e1 FL |
2237 | if (!bss) { |
2238 | err = -ENOMEM; | |
2239 | goto CleanUp; | |
2240 | } | |
2241 | ||
2242 | cfg80211_put_bss(bss); | |
2243 | ||
5b435de0 AS |
2244 | CleanUp: |
2245 | ||
2246 | kfree(buf); | |
2247 | ||
d96b801f | 2248 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2249 | |
2250 | return err; | |
2251 | } | |
2252 | ||
128ce3b6 | 2253 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 2254 | { |
128ce3b6 | 2255 | return vif->mode == WL_MODE_IBSS; |
5b435de0 AS |
2256 | } |
2257 | ||
f8e4b412 AB |
2258 | /* |
2259 | * Traverse a string of 1-byte tag/1-byte length/variable-length value | |
2260 | * triples, returning a pointer to the substring whose first element | |
2261 | * matches tag | |
2262 | */ | |
9f440b7b | 2263 | struct brcmf_tlv *brcmf_parse_tlvs(void *buf, int buflen, uint key) |
f8e4b412 AB |
2264 | { |
2265 | struct brcmf_tlv *elt; | |
2266 | int totlen; | |
2267 | ||
2268 | elt = (struct brcmf_tlv *) buf; | |
2269 | totlen = buflen; | |
2270 | ||
2271 | /* find tagged parameter */ | |
04012895 | 2272 | while (totlen >= TLV_HDR_LEN) { |
f8e4b412 AB |
2273 | int len = elt->len; |
2274 | ||
2275 | /* validate remaining totlen */ | |
04012895 | 2276 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) |
f8e4b412 AB |
2277 | return elt; |
2278 | ||
04012895 HM |
2279 | elt = (struct brcmf_tlv *) ((u8 *) elt + (len + TLV_HDR_LEN)); |
2280 | totlen -= (len + TLV_HDR_LEN); | |
f8e4b412 AB |
2281 | } |
2282 | ||
2283 | return NULL; | |
2284 | } | |
2285 | ||
1a873342 HM |
2286 | /* Is any of the tlvs the expected entry? If |
2287 | * not update the tlvs buffer pointer/length. | |
2288 | */ | |
2289 | static bool | |
2290 | brcmf_tlv_has_ie(u8 *ie, u8 **tlvs, u32 *tlvs_len, | |
2291 | u8 *oui, u32 oui_len, u8 type) | |
2292 | { | |
2293 | /* If the contents match the OUI and the type */ | |
2294 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
2295 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
2296 | type == ie[TLV_BODY_OFF + oui_len]) { | |
2297 | return true; | |
f8e4b412 AB |
2298 | } |
2299 | ||
1a873342 HM |
2300 | if (tlvs == NULL) |
2301 | return false; | |
2302 | /* point to the next ie */ | |
2303 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
2304 | /* calculate the length of the rest of the buffer */ | |
2305 | *tlvs_len -= (int)(ie - *tlvs); | |
2306 | /* update the pointer to the start of the buffer */ | |
2307 | *tlvs = ie; | |
2308 | ||
2309 | return false; | |
2310 | } | |
2311 | ||
3cb91f53 | 2312 | static struct brcmf_vs_tlv * |
1a873342 HM |
2313 | brcmf_find_wpaie(u8 *parse, u32 len) |
2314 | { | |
2315 | struct brcmf_tlv *ie; | |
2316 | ||
04b2312a | 2317 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { |
1a873342 HM |
2318 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, |
2319 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) | |
2320 | return (struct brcmf_vs_tlv *)ie; | |
2321 | } | |
f8e4b412 AB |
2322 | return NULL; |
2323 | } | |
2324 | ||
27a68fe3 | 2325 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2326 | { |
6ac4f4ed AS |
2327 | struct net_device *ndev = cfg_to_ndev(cfg); |
2328 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); | |
2329 | struct brcmf_if *ifp = netdev_priv(ndev); | |
d34bf64f | 2330 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2331 | struct brcmf_ssid *ssid; |
f8e4b412 | 2332 | struct brcmf_tlv *tim; |
5b435de0 AS |
2333 | u16 beacon_interval; |
2334 | u8 dtim_period; | |
2335 | size_t ie_len; | |
2336 | u8 *ie; | |
2337 | s32 err = 0; | |
2338 | ||
d96b801f | 2339 | brcmf_dbg(TRACE, "Enter\n"); |
128ce3b6 | 2340 | if (brcmf_is_ibssmode(ifp->vif)) |
5b435de0 AS |
2341 | return err; |
2342 | ||
06bb123e | 2343 | ssid = &profile->ssid; |
5b435de0 | 2344 | |
27a68fe3 | 2345 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2346 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2347 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 | 2348 | if (err) { |
57d6e91a | 2349 | brcmf_err("Could not get bss info %d\n", err); |
5b435de0 AS |
2350 | goto update_bss_info_out; |
2351 | } | |
2352 | ||
27a68fe3 AS |
2353 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2354 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2355 | if (err) |
2356 | goto update_bss_info_out; | |
2357 | ||
2358 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2359 | ie_len = le32_to_cpu(bi->ie_length); | |
2360 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2361 | ||
f8e4b412 | 2362 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2363 | if (tim) |
2364 | dtim_period = tim->data[1]; | |
2365 | else { | |
2366 | /* | |
2367 | * active scan was done so we could not get dtim | |
2368 | * information out of probe response. | |
2369 | * so we speficially query dtim information to dongle. | |
2370 | */ | |
2371 | u32 var; | |
ac24be6f | 2372 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 | 2373 | if (err) { |
57d6e91a | 2374 | brcmf_err("wl dtim_assoc failed (%d)\n", err); |
5b435de0 AS |
2375 | goto update_bss_info_out; |
2376 | } | |
2377 | dtim_period = (u8)var; | |
2378 | } | |
2379 | ||
5b435de0 | 2380 | update_bss_info_out: |
d96b801f | 2381 | brcmf_dbg(TRACE, "Exit"); |
5b435de0 AS |
2382 | return err; |
2383 | } | |
2384 | ||
27a68fe3 | 2385 | static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2386 | { |
27a68fe3 | 2387 | struct escan_info *escan = &cfg->escan_info; |
5b435de0 | 2388 | |
c1179033 | 2389 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
f0799895 | 2390 | if (cfg->scan_request) { |
108a4bee | 2391 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
27a68fe3 | 2392 | brcmf_notify_escan_complete(cfg, escan->ndev, true, true); |
5b435de0 | 2393 | } |
c1179033 AS |
2394 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2395 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2396 | } |
2397 | ||
e756af5b HM |
2398 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2399 | { | |
27a68fe3 AS |
2400 | struct brcmf_cfg80211_info *cfg = |
2401 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2402 | escan_timeout_work); |
2403 | ||
27a68fe3 AS |
2404 | brcmf_notify_escan_complete(cfg, |
2405 | cfg->escan_info.ndev, true, true); | |
e756af5b HM |
2406 | } |
2407 | ||
2408 | static void brcmf_escan_timeout(unsigned long data) | |
2409 | { | |
27a68fe3 AS |
2410 | struct brcmf_cfg80211_info *cfg = |
2411 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2412 | |
27a68fe3 | 2413 | if (cfg->scan_request) { |
57d6e91a | 2414 | brcmf_err("timer expired\n"); |
f0799895 | 2415 | schedule_work(&cfg->escan_timeout_work); |
e756af5b HM |
2416 | } |
2417 | } | |
2418 | ||
2419 | static s32 | |
2420 | brcmf_compare_update_same_bss(struct brcmf_bss_info_le *bss, | |
2421 | struct brcmf_bss_info_le *bss_info_le) | |
2422 | { | |
2423 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && | |
2424 | (CHSPEC_BAND(le16_to_cpu(bss_info_le->chanspec)) == | |
2425 | CHSPEC_BAND(le16_to_cpu(bss->chanspec))) && | |
2426 | bss_info_le->SSID_len == bss->SSID_len && | |
2427 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
2428 | if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == | |
2429 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2430 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2431 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2432 | ||
e756af5b HM |
2433 | /* preserve max RSSI if the measurements are |
2434 | * both on-channel or both off-channel | |
2435 | */ | |
029591f3 | 2436 | if (bss_info_rssi > bss_rssi) |
e756af5b HM |
2437 | bss->RSSI = bss_info_le->RSSI; |
2438 | } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && | |
2439 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { | |
2440 | /* preserve the on-channel rssi measurement | |
2441 | * if the new measurement is off channel | |
2442 | */ | |
2443 | bss->RSSI = bss_info_le->RSSI; | |
2444 | bss->flags |= WLC_BSS_RSSI_ON_CHANNEL; | |
2445 | } | |
2446 | return 1; | |
2447 | } | |
2448 | return 0; | |
2449 | } | |
2450 | ||
2451 | static s32 | |
1993732e | 2452 | brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, |
e756af5b HM |
2453 | const struct brcmf_event_msg *e, void *data) |
2454 | { | |
1993732e AS |
2455 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
2456 | struct net_device *ndev = ifp->ndev; | |
e756af5b HM |
2457 | s32 status; |
2458 | s32 err = 0; | |
2459 | struct brcmf_escan_result_le *escan_result_le; | |
2460 | struct brcmf_bss_info_le *bss_info_le; | |
2461 | struct brcmf_bss_info_le *bss = NULL; | |
2462 | u32 bi_length; | |
2463 | struct brcmf_scan_results *list; | |
2464 | u32 i; | |
97ed15c7 | 2465 | bool aborted; |
e756af5b | 2466 | |
5c36b99a | 2467 | status = e->status; |
e756af5b | 2468 | |
f0799895 | 2469 | if (!ndev || !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a AS |
2470 | brcmf_err("scan not ready ndev %p drv_status %x\n", ndev, |
2471 | !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)); | |
e756af5b HM |
2472 | return -EPERM; |
2473 | } | |
2474 | ||
2475 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
4e8a008e | 2476 | brcmf_dbg(SCAN, "ESCAN Partial result\n"); |
e756af5b HM |
2477 | escan_result_le = (struct brcmf_escan_result_le *) data; |
2478 | if (!escan_result_le) { | |
57d6e91a | 2479 | brcmf_err("Invalid escan result (NULL pointer)\n"); |
e756af5b HM |
2480 | goto exit; |
2481 | } | |
27a68fe3 | 2482 | if (!cfg->scan_request) { |
4e8a008e | 2483 | brcmf_dbg(SCAN, "result without cfg80211 request\n"); |
e756af5b HM |
2484 | goto exit; |
2485 | } | |
2486 | ||
2487 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { | |
57d6e91a AS |
2488 | brcmf_err("Invalid bss_count %d: ignoring\n", |
2489 | escan_result_le->bss_count); | |
e756af5b HM |
2490 | goto exit; |
2491 | } | |
2492 | bss_info_le = &escan_result_le->bss_info_le; | |
2493 | ||
2494 | bi_length = le32_to_cpu(bss_info_le->length); | |
2495 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2496 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
57d6e91a AS |
2497 | brcmf_err("Invalid bss_info length %d: ignoring\n", |
2498 | bi_length); | |
e756af5b HM |
2499 | goto exit; |
2500 | } | |
2501 | ||
27a68fe3 | 2502 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2503 | BIT(NL80211_IFTYPE_ADHOC))) { |
2504 | if (le16_to_cpu(bss_info_le->capability) & | |
2505 | WLAN_CAPABILITY_IBSS) { | |
57d6e91a | 2506 | brcmf_err("Ignoring IBSS result\n"); |
e756af5b HM |
2507 | goto exit; |
2508 | } | |
2509 | } | |
2510 | ||
2511 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2512 | cfg->escan_info.escan_buf; |
e756af5b | 2513 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
57d6e91a | 2514 | brcmf_err("Buffer is too small: ignoring\n"); |
e756af5b HM |
2515 | goto exit; |
2516 | } | |
2517 | ||
2518 | for (i = 0; i < list->count; i++) { | |
2519 | bss = bss ? (struct brcmf_bss_info_le *) | |
2520 | ((unsigned char *)bss + | |
2521 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
2522 | if (brcmf_compare_update_same_bss(bss, bss_info_le)) | |
2523 | goto exit; | |
2524 | } | |
27a68fe3 | 2525 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2526 | bss_info_le, bi_length); |
2527 | list->version = le32_to_cpu(bss_info_le->version); | |
2528 | list->buflen += bi_length; | |
2529 | list->count++; | |
2530 | } else { | |
27a68fe3 AS |
2531 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2532 | if (cfg->scan_request) { | |
2533 | cfg->bss_list = (struct brcmf_scan_results *) | |
2534 | cfg->escan_info.escan_buf; | |
2535 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2536 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
27a68fe3 | 2537 | brcmf_notify_escan_complete(cfg, ndev, aborted, |
97ed15c7 | 2538 | false); |
e756af5b | 2539 | } else |
57d6e91a | 2540 | brcmf_err("Unexpected scan result 0x%x\n", status); |
e756af5b HM |
2541 | } |
2542 | exit: | |
2543 | return err; | |
2544 | } | |
2545 | ||
27a68fe3 | 2546 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b | 2547 | { |
5c36b99a AS |
2548 | brcmf_fweh_register(cfg->pub, BRCMF_E_ESCAN_RESULT, |
2549 | brcmf_cfg80211_escan_handler); | |
f0799895 HM |
2550 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2551 | /* Init scan_timeout timer */ | |
2552 | init_timer(&cfg->escan_timeout); | |
2553 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2554 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2555 | INIT_WORK(&cfg->escan_timeout_work, | |
2556 | brcmf_cfg80211_escan_timeout_worker); | |
e756af5b HM |
2557 | } |
2558 | ||
5addc0de | 2559 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2560 | { |
2561 | if (ms < 1000 / HZ) { | |
2562 | cond_resched(); | |
2563 | mdelay(ms); | |
2564 | } else { | |
2565 | msleep(ms); | |
2566 | } | |
2567 | } | |
2568 | ||
2569 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2570 | { | |
d96b801f | 2571 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 2572 | |
5b435de0 AS |
2573 | return 0; |
2574 | } | |
2575 | ||
2576 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
2577 | struct cfg80211_wowlan *wow) | |
2578 | { | |
27a68fe3 AS |
2579 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
2580 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 2581 | struct brcmf_cfg80211_vif *vif; |
5b435de0 | 2582 | |
d96b801f | 2583 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 AS |
2584 | |
2585 | /* | |
7d641072 AS |
2586 | * if the primary net_device is not READY there is nothing |
2587 | * we can do but pray resume goes smoothly. | |
5b435de0 | 2588 | */ |
7d641072 AS |
2589 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
2590 | if (!check_vif_up(vif)) | |
2591 | goto exit; | |
5b435de0 | 2592 | |
7d641072 AS |
2593 | list_for_each_entry(vif, &cfg->vif_list, list) { |
2594 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
2595 | continue; | |
5b435de0 | 2596 | /* |
7d641072 AS |
2597 | * While going to suspend if associated with AP disassociate |
2598 | * from AP to save power while system is in suspended state | |
5b435de0 | 2599 | */ |
903e0eee AS |
2600 | brcmf_link_down(vif); |
2601 | ||
2602 | /* Make sure WPA_Supplicant receives all the event | |
2603 | * generated due to DISASSOC call to the fw to keep | |
2604 | * the state fw and WPA_Supplicant state consistent | |
2605 | */ | |
2606 | brcmf_delay(500); | |
5b435de0 AS |
2607 | } |
2608 | ||
7d641072 AS |
2609 | /* end any scanning */ |
2610 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 2611 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
2612 | |
2613 | /* Turn off watchdog timer */ | |
7d641072 | 2614 | brcmf_set_mpc(ndev, 1); |
5b435de0 | 2615 | |
7d641072 | 2616 | exit: |
d96b801f | 2617 | brcmf_dbg(TRACE, "Exit\n"); |
7d641072 AS |
2618 | /* clear any scanning activity */ |
2619 | cfg->scan_status = 0; | |
5b435de0 AS |
2620 | return 0; |
2621 | } | |
2622 | ||
5b435de0 AS |
2623 | static __used s32 |
2624 | brcmf_update_pmklist(struct net_device *ndev, | |
2625 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
2626 | { | |
2627 | int i, j; | |
40c8e95a | 2628 | int pmkid_len; |
5b435de0 | 2629 | |
40c8e95a AS |
2630 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
2631 | ||
16886735 | 2632 | brcmf_dbg(CONN, "No of elements %d\n", pmkid_len); |
40c8e95a | 2633 | for (i = 0; i < pmkid_len; i++) { |
16886735 AS |
2634 | brcmf_dbg(CONN, "PMKID[%d]: %pM =\n", i, |
2635 | &pmk_list->pmkids.pmkid[i].BSSID); | |
5b435de0 | 2636 | for (j = 0; j < WLAN_PMKID_LEN; j++) |
16886735 AS |
2637 | brcmf_dbg(CONN, "%02x\n", |
2638 | pmk_list->pmkids.pmkid[i].PMKID[j]); | |
5b435de0 AS |
2639 | } |
2640 | ||
2641 | if (!err) | |
ac24be6f AS |
2642 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
2643 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
2644 | |
2645 | return err; | |
2646 | } | |
2647 | ||
2648 | static s32 | |
2649 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2650 | struct cfg80211_pmksa *pmksa) | |
2651 | { | |
27a68fe3 | 2652 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2653 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2654 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
2655 | s32 err = 0; |
2656 | int i; | |
40c8e95a | 2657 | int pmkid_len; |
5b435de0 | 2658 | |
d96b801f | 2659 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2660 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2661 | return -EIO; |
2662 | ||
40c8e95a AS |
2663 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
2664 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
2665 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
2666 | break; | |
2667 | if (i < WL_NUM_PMKIDS_MAX) { | |
2668 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
2669 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
2670 | if (i == pmkid_len) { |
2671 | pmkid_len++; | |
2672 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
2673 | } | |
5b435de0 AS |
2674 | } else |
2675 | err = -EINVAL; | |
2676 | ||
16886735 AS |
2677 | brcmf_dbg(CONN, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
2678 | pmkids->pmkid[pmkid_len].BSSID); | |
5b435de0 | 2679 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2680 | brcmf_dbg(CONN, "%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 2681 | |
27a68fe3 | 2682 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2683 | |
d96b801f | 2684 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2685 | return err; |
2686 | } | |
2687 | ||
2688 | static s32 | |
2689 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
2690 | struct cfg80211_pmksa *pmksa) | |
2691 | { | |
27a68fe3 | 2692 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2693 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2694 | struct pmkid_list pmkid; |
2695 | s32 err = 0; | |
40c8e95a | 2696 | int i, pmkid_len; |
5b435de0 | 2697 | |
d96b801f | 2698 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2699 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2700 | return -EIO; |
2701 | ||
2702 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
2703 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
2704 | ||
16886735 AS |
2705 | brcmf_dbg(CONN, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
2706 | &pmkid.pmkid[0].BSSID); | |
5b435de0 | 2707 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
16886735 | 2708 | brcmf_dbg(CONN, "%02x\n", pmkid.pmkid[0].PMKID[i]); |
5b435de0 | 2709 | |
27a68fe3 | 2710 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 2711 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 2712 | if (!memcmp |
27a68fe3 | 2713 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
2714 | ETH_ALEN)) |
2715 | break; | |
2716 | ||
40c8e95a AS |
2717 | if ((pmkid_len > 0) |
2718 | && (i < pmkid_len)) { | |
27a68fe3 | 2719 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 2720 | sizeof(struct pmkid)); |
40c8e95a | 2721 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
2722 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
2723 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 2724 | ETH_ALEN); |
27a68fe3 AS |
2725 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
2726 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
2727 | WLAN_PMKID_LEN); |
2728 | } | |
27a68fe3 | 2729 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
2730 | } else |
2731 | err = -EINVAL; | |
2732 | ||
27a68fe3 | 2733 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 | 2734 | |
d96b801f | 2735 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2736 | return err; |
2737 | ||
2738 | } | |
2739 | ||
2740 | static s32 | |
2741 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
2742 | { | |
27a68fe3 | 2743 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 2744 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2745 | s32 err = 0; |
2746 | ||
d96b801f | 2747 | brcmf_dbg(TRACE, "Enter\n"); |
ce81e317 | 2748 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2749 | return -EIO; |
2750 | ||
27a68fe3 AS |
2751 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
2752 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 | 2753 | |
d96b801f | 2754 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
2755 | return err; |
2756 | ||
2757 | } | |
2758 | ||
e5806072 AS |
2759 | /* |
2760 | * PFN result doesn't have all the info which are | |
2761 | * required by the supplicant | |
2762 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
2763 | * via wl_inform_single_bss in the required format. Escan does require the | |
2764 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
2765 | * cfg80211_scan_request one out of the received PNO event. | |
2766 | */ | |
2767 | static s32 | |
1993732e | 2768 | brcmf_notify_sched_scan_results(struct brcmf_if *ifp, |
e5806072 AS |
2769 | const struct brcmf_event_msg *e, void *data) |
2770 | { | |
1993732e AS |
2771 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
2772 | struct net_device *ndev = ifp->ndev; | |
e5806072 AS |
2773 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; |
2774 | struct cfg80211_scan_request *request = NULL; | |
2775 | struct cfg80211_ssid *ssid = NULL; | |
2776 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 2777 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
2778 | int err = 0; |
2779 | int channel_req = 0; | |
2780 | int band = 0; | |
2781 | struct brcmf_pno_scanresults_le *pfn_result; | |
2782 | u32 result_count; | |
2783 | u32 status; | |
2784 | ||
4e8a008e | 2785 | brcmf_dbg(SCAN, "Enter\n"); |
e5806072 | 2786 | |
5c36b99a | 2787 | if (e->event_code == BRCMF_E_PFN_NET_LOST) { |
4e8a008e | 2788 | brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); |
e5806072 AS |
2789 | return 0; |
2790 | } | |
2791 | ||
2792 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
2793 | result_count = le32_to_cpu(pfn_result->count); | |
2794 | status = le32_to_cpu(pfn_result->status); | |
2795 | ||
2796 | /* | |
2797 | * PFN event is limited to fit 512 bytes so we may get | |
2798 | * multiple NET_FOUND events. For now place a warning here. | |
2799 | */ | |
2800 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
4e8a008e | 2801 | brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count); |
e5806072 AS |
2802 | if (result_count > 0) { |
2803 | int i; | |
2804 | ||
2805 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
2806 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
2807 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
2808 | if (!request || !ssid || !channel) { |
2809 | err = -ENOMEM; | |
2810 | goto out_err; | |
2811 | } | |
2812 | ||
2813 | request->wiphy = wiphy; | |
2814 | data += sizeof(struct brcmf_pno_scanresults_le); | |
2815 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
2816 | ||
2817 | for (i = 0; i < result_count; i++) { | |
2818 | netinfo = &netinfo_start[i]; | |
2819 | if (!netinfo) { | |
57d6e91a AS |
2820 | brcmf_err("Invalid netinfo ptr. index: %d\n", |
2821 | i); | |
e5806072 AS |
2822 | err = -EINVAL; |
2823 | goto out_err; | |
2824 | } | |
2825 | ||
4e8a008e AS |
2826 | brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", |
2827 | netinfo->SSID, netinfo->channel); | |
e5806072 AS |
2828 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); |
2829 | ssid[i].ssid_len = netinfo->SSID_len; | |
2830 | request->n_ssids++; | |
2831 | ||
2832 | channel_req = netinfo->channel; | |
2833 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
2834 | band = NL80211_BAND_2GHZ; | |
2835 | else | |
2836 | band = NL80211_BAND_5GHZ; | |
2837 | channel[i].center_freq = | |
2838 | ieee80211_channel_to_frequency(channel_req, | |
2839 | band); | |
2840 | channel[i].band = band; | |
2841 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
2842 | request->channels[i] = &channel[i]; | |
2843 | request->n_channels++; | |
2844 | } | |
2845 | ||
2846 | /* assign parsed ssid array */ | |
2847 | if (request->n_ssids) | |
2848 | request->ssids = &ssid[0]; | |
2849 | ||
c1179033 | 2850 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 2851 | /* Abort any on-going scan */ |
27a68fe3 | 2852 | brcmf_abort_scanning(cfg); |
e5806072 AS |
2853 | } |
2854 | ||
c1179033 | 2855 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 2856 | err = brcmf_do_escan(cfg, wiphy, ndev, request); |
e5806072 | 2857 | if (err) { |
c1179033 | 2858 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
2859 | goto out_err; |
2860 | } | |
27a68fe3 AS |
2861 | cfg->sched_escan = true; |
2862 | cfg->scan_request = request; | |
e5806072 | 2863 | } else { |
57d6e91a | 2864 | brcmf_err("FALSE PNO Event. (pfn_count == 0)\n"); |
e5806072 AS |
2865 | goto out_err; |
2866 | } | |
2867 | ||
2868 | kfree(ssid); | |
2869 | kfree(channel); | |
2870 | kfree(request); | |
2871 | return 0; | |
2872 | ||
2873 | out_err: | |
2874 | kfree(ssid); | |
2875 | kfree(channel); | |
2876 | kfree(request); | |
2877 | cfg80211_sched_scan_stopped(wiphy); | |
2878 | return err; | |
2879 | } | |
2880 | ||
e5806072 AS |
2881 | static int brcmf_dev_pno_clean(struct net_device *ndev) |
2882 | { | |
e5806072 AS |
2883 | int ret; |
2884 | ||
2885 | /* Disable pfn */ | |
ac24be6f | 2886 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
2887 | if (ret == 0) { |
2888 | /* clear pfn */ | |
ac24be6f AS |
2889 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
2890 | NULL, 0); | |
e5806072 AS |
2891 | } |
2892 | if (ret < 0) | |
57d6e91a | 2893 | brcmf_err("failed code %d\n", ret); |
e5806072 AS |
2894 | |
2895 | return ret; | |
2896 | } | |
2897 | ||
2898 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
2899 | { | |
2900 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
2901 | |
2902 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
2903 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
2904 | ||
2905 | /* set extra pno params */ | |
2906 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
2907 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
2908 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
2909 | ||
2910 | /* set up pno scan fr */ | |
2911 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
2912 | ||
ac24be6f AS |
2913 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
2914 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
2915 | } |
2916 | ||
2917 | static int | |
2918 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
2919 | struct net_device *ndev, | |
2920 | struct cfg80211_sched_scan_request *request) | |
2921 | { | |
c1179033 | 2922 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 2923 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
2924 | struct brcmf_pno_net_param_le pfn; |
2925 | int i; | |
2926 | int ret = 0; | |
2927 | ||
4e8a008e AS |
2928 | brcmf_dbg(SCAN, "Enter n_match_sets:%d n_ssids:%d\n", |
2929 | request->n_match_sets, request->n_ssids); | |
c1179033 | 2930 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
57d6e91a | 2931 | brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status); |
e5806072 AS |
2932 | return -EAGAIN; |
2933 | } | |
2934 | ||
2935 | if (!request || !request->n_ssids || !request->n_match_sets) { | |
57d6e91a AS |
2936 | brcmf_err("Invalid sched scan req!! n_ssids:%d\n", |
2937 | request ? request->n_ssids : 0); | |
e5806072 AS |
2938 | return -EINVAL; |
2939 | } | |
2940 | ||
2941 | if (request->n_ssids > 0) { | |
2942 | for (i = 0; i < request->n_ssids; i++) { | |
2943 | /* Active scan req for ssids */ | |
4e8a008e AS |
2944 | brcmf_dbg(SCAN, ">>> Active scan req for ssid (%s)\n", |
2945 | request->ssids[i].ssid); | |
e5806072 AS |
2946 | |
2947 | /* | |
2948 | * match_set ssids is a supert set of n_ssid list, | |
2949 | * so we need not add these set seperately. | |
2950 | */ | |
2951 | } | |
2952 | } | |
2953 | ||
2954 | if (request->n_match_sets > 0) { | |
2955 | /* clean up everything */ | |
2956 | ret = brcmf_dev_pno_clean(ndev); | |
2957 | if (ret < 0) { | |
57d6e91a | 2958 | brcmf_err("failed error=%d\n", ret); |
e5806072 AS |
2959 | return ret; |
2960 | } | |
2961 | ||
2962 | /* configure pno */ | |
2963 | ret = brcmf_dev_pno_config(ndev); | |
2964 | if (ret < 0) { | |
57d6e91a | 2965 | brcmf_err("PNO setup failed!! ret=%d\n", ret); |
e5806072 AS |
2966 | return -EINVAL; |
2967 | } | |
2968 | ||
2969 | /* configure each match set */ | |
2970 | for (i = 0; i < request->n_match_sets; i++) { | |
2971 | struct cfg80211_ssid *ssid; | |
2972 | u32 ssid_len; | |
2973 | ||
2974 | ssid = &request->match_sets[i].ssid; | |
2975 | ssid_len = ssid->ssid_len; | |
2976 | ||
2977 | if (!ssid_len) { | |
57d6e91a | 2978 | brcmf_err("skip broadcast ssid\n"); |
e5806072 AS |
2979 | continue; |
2980 | } | |
2981 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
2982 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
2983 | pfn.wsec = cpu_to_le32(0); | |
2984 | pfn.infra = cpu_to_le32(1); | |
2985 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
2986 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
2987 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 2988 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 2989 | sizeof(pfn)); |
4e8a008e AS |
2990 | brcmf_dbg(SCAN, ">>> PNO filter %s for ssid (%s)\n", |
2991 | ret == 0 ? "set" : "failed", ssid->ssid); | |
e5806072 AS |
2992 | } |
2993 | /* Enable the PNO */ | |
c1179033 | 2994 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
57d6e91a | 2995 | brcmf_err("PNO enable failed!! ret=%d\n", ret); |
e5806072 AS |
2996 | return -EINVAL; |
2997 | } | |
2998 | } else { | |
2999 | return -EINVAL; | |
3000 | } | |
3001 | ||
3002 | return 0; | |
3003 | } | |
3004 | ||
3005 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3006 | struct net_device *ndev) | |
3007 | { | |
27a68fe3 | 3008 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 | 3009 | |
4e8a008e | 3010 | brcmf_dbg(SCAN, "enter\n"); |
e5806072 | 3011 | brcmf_dev_pno_clean(ndev); |
27a68fe3 AS |
3012 | if (cfg->sched_escan) |
3013 | brcmf_notify_escan_complete(cfg, ndev, true, true); | |
e5806072 AS |
3014 | return 0; |
3015 | } | |
e5806072 | 3016 | |
cbaa177d AS |
3017 | #ifdef CONFIG_NL80211_TESTMODE |
3018 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) | |
3019 | { | |
27a68fe3 | 3020 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3021 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3022 | struct brcmf_dcmd *dcmd = data; |
3023 | struct sk_buff *reply; | |
3024 | int ret; | |
3025 | ||
d96b801f AS |
3026 | brcmf_dbg(TRACE, "cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3027 | dcmd->buf, dcmd->len); | |
f368a5b6 HM |
3028 | |
3029 | if (dcmd->set) | |
ac24be6f AS |
3030 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3031 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3032 | else |
ac24be6f AS |
3033 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3034 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3035 | if (ret == 0) { |
3036 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3037 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3038 | ret = cfg80211_testmode_reply(reply); | |
3039 | } | |
3040 | return ret; | |
3041 | } | |
3042 | #endif | |
3043 | ||
1f170110 | 3044 | static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp) |
1a873342 HM |
3045 | { |
3046 | s32 err; | |
3047 | ||
3048 | /* set auth */ | |
ac24be6f | 3049 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 | 3050 | if (err < 0) { |
57d6e91a | 3051 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3052 | return err; |
3053 | } | |
3054 | /* set wsec */ | |
ac24be6f | 3055 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 | 3056 | if (err < 0) { |
57d6e91a | 3057 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3058 | return err; |
3059 | } | |
3060 | /* set upper-layer auth */ | |
ac24be6f | 3061 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 | 3062 | if (err < 0) { |
57d6e91a | 3063 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3064 | return err; |
3065 | } | |
3066 | ||
3067 | return 0; | |
3068 | } | |
3069 | ||
3070 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3071 | { | |
3072 | if (is_rsn_ie) | |
3073 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3074 | ||
3075 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3076 | } | |
3077 | ||
3078 | static s32 | |
3079 | brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, | |
34778529 | 3080 | bool is_rsn_ie) |
1a873342 | 3081 | { |
ac24be6f | 3082 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3083 | u32 auth = 0; /* d11 open authentication */ |
3084 | u16 count; | |
3085 | s32 err = 0; | |
3086 | s32 len = 0; | |
3087 | u32 i; | |
3088 | u32 wsec; | |
3089 | u32 pval = 0; | |
3090 | u32 gval = 0; | |
3091 | u32 wpa_auth = 0; | |
3092 | u32 offset; | |
3093 | u8 *data; | |
3094 | u16 rsn_cap; | |
3095 | u32 wme_bss_disable; | |
3096 | ||
d96b801f | 3097 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 HM |
3098 | if (wpa_ie == NULL) |
3099 | goto exit; | |
3100 | ||
3101 | len = wpa_ie->len + TLV_HDR_LEN; | |
3102 | data = (u8 *)wpa_ie; | |
619c5a9a | 3103 | offset = TLV_HDR_LEN; |
1a873342 HM |
3104 | if (!is_rsn_ie) |
3105 | offset += VS_IE_FIXED_HDR_LEN; | |
619c5a9a HM |
3106 | else |
3107 | offset += WPA_IE_VERSION_LEN; | |
1a873342 HM |
3108 | |
3109 | /* check for multicast cipher suite */ | |
3110 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3111 | err = -EINVAL; | |
57d6e91a | 3112 | brcmf_err("no multicast cipher suite\n"); |
1a873342 HM |
3113 | goto exit; |
3114 | } | |
3115 | ||
3116 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3117 | err = -EINVAL; | |
57d6e91a | 3118 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3119 | goto exit; |
3120 | } | |
3121 | offset += TLV_OUI_LEN; | |
3122 | ||
3123 | /* pick up multicast cipher */ | |
3124 | switch (data[offset]) { | |
3125 | case WPA_CIPHER_NONE: | |
3126 | gval = 0; | |
3127 | break; | |
3128 | case WPA_CIPHER_WEP_40: | |
3129 | case WPA_CIPHER_WEP_104: | |
3130 | gval = WEP_ENABLED; | |
3131 | break; | |
3132 | case WPA_CIPHER_TKIP: | |
3133 | gval = TKIP_ENABLED; | |
3134 | break; | |
3135 | case WPA_CIPHER_AES_CCM: | |
3136 | gval = AES_ENABLED; | |
3137 | break; | |
3138 | default: | |
3139 | err = -EINVAL; | |
57d6e91a | 3140 | brcmf_err("Invalid multi cast cipher info\n"); |
1a873342 HM |
3141 | goto exit; |
3142 | } | |
3143 | ||
3144 | offset++; | |
3145 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3146 | count = data[offset] + (data[offset + 1] << 8); | |
3147 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3148 | /* Check for unicast suite(s) */ | |
3149 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3150 | err = -EINVAL; | |
57d6e91a | 3151 | brcmf_err("no unicast cipher suite\n"); |
1a873342 HM |
3152 | goto exit; |
3153 | } | |
3154 | for (i = 0; i < count; i++) { | |
3155 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3156 | err = -EINVAL; | |
57d6e91a | 3157 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3158 | goto exit; |
3159 | } | |
3160 | offset += TLV_OUI_LEN; | |
3161 | switch (data[offset]) { | |
3162 | case WPA_CIPHER_NONE: | |
3163 | break; | |
3164 | case WPA_CIPHER_WEP_40: | |
3165 | case WPA_CIPHER_WEP_104: | |
3166 | pval |= WEP_ENABLED; | |
3167 | break; | |
3168 | case WPA_CIPHER_TKIP: | |
3169 | pval |= TKIP_ENABLED; | |
3170 | break; | |
3171 | case WPA_CIPHER_AES_CCM: | |
3172 | pval |= AES_ENABLED; | |
3173 | break; | |
3174 | default: | |
57d6e91a | 3175 | brcmf_err("Ivalid unicast security info\n"); |
1a873342 HM |
3176 | } |
3177 | offset++; | |
3178 | } | |
3179 | /* walk thru auth management suite list and pick up what we recognize */ | |
3180 | count = data[offset] + (data[offset + 1] << 8); | |
3181 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3182 | /* Check for auth key management suite(s) */ | |
3183 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3184 | err = -EINVAL; | |
57d6e91a | 3185 | brcmf_err("no auth key mgmt suite\n"); |
1a873342 HM |
3186 | goto exit; |
3187 | } | |
3188 | for (i = 0; i < count; i++) { | |
3189 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3190 | err = -EINVAL; | |
57d6e91a | 3191 | brcmf_err("ivalid OUI\n"); |
1a873342 HM |
3192 | goto exit; |
3193 | } | |
3194 | offset += TLV_OUI_LEN; | |
3195 | switch (data[offset]) { | |
3196 | case RSN_AKM_NONE: | |
d96b801f | 3197 | brcmf_dbg(TRACE, "RSN_AKM_NONE\n"); |
1a873342 HM |
3198 | wpa_auth |= WPA_AUTH_NONE; |
3199 | break; | |
3200 | case RSN_AKM_UNSPECIFIED: | |
d96b801f | 3201 | brcmf_dbg(TRACE, "RSN_AKM_UNSPECIFIED\n"); |
1a873342 HM |
3202 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : |
3203 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3204 | break; | |
3205 | case RSN_AKM_PSK: | |
d96b801f | 3206 | brcmf_dbg(TRACE, "RSN_AKM_PSK\n"); |
1a873342 HM |
3207 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : |
3208 | (wpa_auth |= WPA_AUTH_PSK); | |
3209 | break; | |
3210 | default: | |
57d6e91a | 3211 | brcmf_err("Ivalid key mgmt info\n"); |
1a873342 HM |
3212 | } |
3213 | offset++; | |
3214 | } | |
3215 | ||
3216 | if (is_rsn_ie) { | |
3217 | wme_bss_disable = 1; | |
3218 | if ((offset + RSN_CAP_LEN) <= len) { | |
3219 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3220 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3221 | wme_bss_disable = 0; | |
3222 | } | |
3223 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3224 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3225 | wme_bss_disable); |
1a873342 | 3226 | if (err < 0) { |
57d6e91a | 3227 | brcmf_err("wme_bss_disable error %d\n", err); |
1a873342 HM |
3228 | goto exit; |
3229 | } | |
3230 | } | |
3231 | /* FOR WPS , set SES_OW_ENABLED */ | |
3232 | wsec = (pval | gval | SES_OW_ENABLED); | |
3233 | ||
3234 | /* set auth */ | |
ac24be6f | 3235 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 | 3236 | if (err < 0) { |
57d6e91a | 3237 | brcmf_err("auth error %d\n", err); |
1a873342 HM |
3238 | goto exit; |
3239 | } | |
3240 | /* set wsec */ | |
ac24be6f | 3241 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 | 3242 | if (err < 0) { |
57d6e91a | 3243 | brcmf_err("wsec error %d\n", err); |
1a873342 HM |
3244 | goto exit; |
3245 | } | |
3246 | /* set upper-layer auth */ | |
ac24be6f | 3247 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 | 3248 | if (err < 0) { |
57d6e91a | 3249 | brcmf_err("wpa_auth error %d\n", err); |
1a873342 HM |
3250 | goto exit; |
3251 | } | |
3252 | ||
3253 | exit: | |
3254 | return err; | |
3255 | } | |
3256 | ||
3257 | static s32 | |
3082b9be | 3258 | brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len, |
1a873342 HM |
3259 | struct parsed_vndr_ies *vndr_ies) |
3260 | { | |
3261 | s32 err = 0; | |
3262 | struct brcmf_vs_tlv *vndrie; | |
3263 | struct brcmf_tlv *ie; | |
3264 | struct parsed_vndr_ie_info *parsed_info; | |
3265 | s32 remaining_len; | |
3266 | ||
3267 | remaining_len = (s32)vndr_ie_len; | |
3268 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3269 | ||
3270 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3271 | while (ie) { | |
3272 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3273 | goto next; | |
3274 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3275 | /* len should be bigger than OUI length + one */ | |
3276 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
57d6e91a AS |
3277 | brcmf_err("invalid vndr ie. length is too small %d\n", |
3278 | vndrie->len); | |
1a873342 HM |
3279 | goto next; |
3280 | } | |
3281 | /* if wpa or wme ie, do not add ie */ | |
3282 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3283 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3284 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
d96b801f | 3285 | brcmf_dbg(TRACE, "Found WPA/WME oui. Do not add it\n"); |
1a873342 HM |
3286 | goto next; |
3287 | } | |
3288 | ||
3289 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3290 | ||
3291 | /* save vndr ie information */ | |
3292 | parsed_info->ie_ptr = (char *)vndrie; | |
3293 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3294 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3295 | ||
3296 | vndr_ies->count++; | |
3297 | ||
d96b801f AS |
3298 | brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n", |
3299 | parsed_info->vndrie.oui[0], | |
3300 | parsed_info->vndrie.oui[1], | |
3301 | parsed_info->vndrie.oui[2], | |
3302 | parsed_info->vndrie.oui_type); | |
1a873342 | 3303 | |
9f440b7b | 3304 | if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT) |
1a873342 HM |
3305 | break; |
3306 | next: | |
b41fc3d7 HM |
3307 | remaining_len -= (ie->len + TLV_HDR_LEN); |
3308 | if (remaining_len <= TLV_HDR_LEN) | |
1a873342 HM |
3309 | ie = NULL; |
3310 | else | |
b41fc3d7 HM |
3311 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len + |
3312 | TLV_HDR_LEN); | |
1a873342 HM |
3313 | } |
3314 | return err; | |
3315 | } | |
3316 | ||
3317 | static u32 | |
3318 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3319 | { | |
3320 | ||
3321 | __le32 iecount_le; | |
3322 | __le32 pktflag_le; | |
3323 | ||
3324 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3325 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3326 | ||
3327 | iecount_le = cpu_to_le32(1); | |
3328 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3329 | ||
3330 | pktflag_le = cpu_to_le32(pktflag); | |
3331 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3332 | ||
3333 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3334 | ||
3335 | return ie_len + VNDR_IE_HDR_SIZE; | |
3336 | } | |
3337 | ||
1332e26e AS |
3338 | s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag, |
3339 | const u8 *vndr_ie_buf, u32 vndr_ie_len) | |
1a873342 | 3340 | { |
1332e26e AS |
3341 | struct brcmf_if *ifp; |
3342 | struct vif_saved_ie *saved_ie; | |
1a873342 HM |
3343 | s32 err = 0; |
3344 | u8 *iovar_ie_buf; | |
3345 | u8 *curr_ie_buf; | |
3346 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3347 | int mgmt_ie_buf_len; |
81118d16 | 3348 | u32 *mgmt_ie_len; |
1a873342 HM |
3349 | u32 del_add_ie_buf_len = 0; |
3350 | u32 total_ie_buf_len = 0; | |
3351 | u32 parsed_ie_buf_len = 0; | |
3352 | struct parsed_vndr_ies old_vndr_ies; | |
3353 | struct parsed_vndr_ies new_vndr_ies; | |
3354 | struct parsed_vndr_ie_info *vndrie_info; | |
3355 | s32 i; | |
3356 | u8 *ptr; | |
3e4f319d | 3357 | int remained_buf_len; |
1a873342 | 3358 | |
1332e26e AS |
3359 | if (!vif) |
3360 | return -ENODEV; | |
3361 | ifp = vif->ifp; | |
3362 | saved_ie = &vif->saved_ie; | |
3363 | ||
d96b801f | 3364 | brcmf_dbg(TRACE, "bssidx %d, pktflag : 0x%02X\n", ifp->bssidx, pktflag); |
1a873342 HM |
3365 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3366 | if (!iovar_ie_buf) | |
3367 | return -ENOMEM; | |
3368 | curr_ie_buf = iovar_ie_buf; | |
8ff5dc92 | 3369 | if (ifp->vif->mode == WL_MODE_AP) { |
1a873342 | 3370 | switch (pktflag) { |
9f440b7b | 3371 | case BRCMF_VNDR_IE_PRBRSP_FLAG: |
8ff5dc92 AS |
3372 | mgmt_ie_buf = saved_ie->probe_res_ie; |
3373 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3374 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
1a873342 | 3375 | break; |
9f440b7b | 3376 | case BRCMF_VNDR_IE_BEACON_FLAG: |
8ff5dc92 AS |
3377 | mgmt_ie_buf = saved_ie->beacon_ie; |
3378 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3379 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
1a873342 HM |
3380 | break; |
3381 | default: | |
3382 | err = -EPERM; | |
57d6e91a | 3383 | brcmf_err("not suitable type\n"); |
1a873342 HM |
3384 | goto exit; |
3385 | } | |
1a873342 | 3386 | } else { |
9f440b7b AS |
3387 | switch (pktflag) { |
3388 | case BRCMF_VNDR_IE_PRBREQ_FLAG: | |
3389 | mgmt_ie_buf = saved_ie->probe_req_ie; | |
3390 | mgmt_ie_len = &saved_ie->probe_req_ie_len; | |
3391 | mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie); | |
3392 | break; | |
0de8aace HM |
3393 | case BRCMF_VNDR_IE_PRBRSP_FLAG: |
3394 | mgmt_ie_buf = saved_ie->probe_res_ie; | |
3395 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3396 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
3397 | break; | |
9f440b7b AS |
3398 | default: |
3399 | err = -EPERM; | |
3400 | brcmf_err("not suitable type\n"); | |
3401 | goto exit; | |
3402 | } | |
1a873342 HM |
3403 | } |
3404 | ||
3405 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3406 | err = -ENOMEM; | |
57d6e91a | 3407 | brcmf_err("extra IE size too big\n"); |
1a873342 HM |
3408 | goto exit; |
3409 | } | |
3410 | ||
3411 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3412 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3413 | ptr = curr_ie_buf; | |
3414 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3415 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3416 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3417 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3418 | vndrie_info->ie_len); | |
3419 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3420 | } | |
3421 | } | |
3422 | ||
b41fc3d7 | 3423 | if (mgmt_ie_buf && *mgmt_ie_len) { |
1a873342 HM |
3424 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && |
3425 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3426 | parsed_ie_buf_len) == 0)) { | |
d96b801f | 3427 | brcmf_dbg(TRACE, "Previous mgmt IE equals to current IE\n"); |
1a873342 HM |
3428 | goto exit; |
3429 | } | |
3430 | ||
3431 | /* parse old vndr_ie */ | |
3432 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3433 | ||
3434 | /* make a command to delete old ie */ | |
3435 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3436 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3437 | ||
d96b801f AS |
3438 | brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", |
3439 | vndrie_info->vndrie.id, | |
3440 | vndrie_info->vndrie.len, | |
3441 | vndrie_info->vndrie.oui[0], | |
3442 | vndrie_info->vndrie.oui[1], | |
3443 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3444 | |
3445 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3446 | vndrie_info->ie_ptr, | |
3447 | vndrie_info->ie_len, | |
3448 | "del"); | |
3449 | curr_ie_buf += del_add_ie_buf_len; | |
3450 | total_ie_buf_len += del_add_ie_buf_len; | |
3451 | } | |
3452 | } | |
3453 | ||
3454 | *mgmt_ie_len = 0; | |
3455 | /* Add if there is any extra IE */ | |
3456 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3457 | ptr = mgmt_ie_buf; | |
3458 | ||
3459 | remained_buf_len = mgmt_ie_buf_len; | |
3460 | ||
3461 | /* make a command to add new ie */ | |
3462 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3463 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3464 | ||
b41fc3d7 HM |
3465 | /* verify remained buf size before copy data */ |
3466 | if (remained_buf_len < (vndrie_info->vndrie.len + | |
3467 | VNDR_IE_VSIE_OFFSET)) { | |
57d6e91a AS |
3468 | brcmf_err("no space in mgmt_ie_buf: len left %d", |
3469 | remained_buf_len); | |
b41fc3d7 HM |
3470 | break; |
3471 | } | |
3472 | remained_buf_len -= (vndrie_info->ie_len + | |
3473 | VNDR_IE_VSIE_OFFSET); | |
3474 | ||
d96b801f AS |
3475 | brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", |
3476 | vndrie_info->vndrie.id, | |
3477 | vndrie_info->vndrie.len, | |
3478 | vndrie_info->vndrie.oui[0], | |
3479 | vndrie_info->vndrie.oui[1], | |
3480 | vndrie_info->vndrie.oui[2]); | |
1a873342 HM |
3481 | |
3482 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3483 | vndrie_info->ie_ptr, | |
3484 | vndrie_info->ie_len, | |
3485 | "add"); | |
1a873342 HM |
3486 | |
3487 | /* save the parsed IE in wl struct */ | |
3488 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3489 | vndrie_info->ie_len); | |
3490 | *mgmt_ie_len += vndrie_info->ie_len; | |
3491 | ||
3492 | curr_ie_buf += del_add_ie_buf_len; | |
3493 | total_ie_buf_len += del_add_ie_buf_len; | |
3494 | } | |
3495 | } | |
3496 | if (total_ie_buf_len) { | |
c1179033 | 3497 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3498 | total_ie_buf_len); |
1a873342 | 3499 | if (err) |
57d6e91a | 3500 | brcmf_err("vndr ie set error : %d\n", err); |
1a873342 HM |
3501 | } |
3502 | ||
3503 | exit: | |
3504 | kfree(iovar_ie_buf); | |
3505 | return err; | |
3506 | } | |
3507 | ||
5f4f9f11 AS |
3508 | s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif) |
3509 | { | |
3510 | s32 pktflags[] = { | |
3511 | BRCMF_VNDR_IE_PRBREQ_FLAG, | |
3512 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3513 | BRCMF_VNDR_IE_BEACON_FLAG | |
3514 | }; | |
3515 | int i; | |
3516 | ||
3517 | for (i = 0; i < ARRAY_SIZE(pktflags); i++) | |
3518 | brcmf_vif_set_mgmt_ie(vif, pktflags[i], NULL, 0); | |
3519 | ||
3520 | memset(&vif->saved_ie, 0, sizeof(vif->saved_ie)); | |
3521 | return 0; | |
3522 | } | |
3523 | ||
1a873342 HM |
3524 | static s32 |
3525 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3526 | struct cfg80211_ap_settings *settings) | |
3527 | { | |
3528 | s32 ie_offset; | |
ac24be6f | 3529 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3530 | struct brcmf_tlv *ssid_ie; |
3531 | struct brcmf_ssid_le ssid_le; | |
1a873342 HM |
3532 | s32 err = -EPERM; |
3533 | struct brcmf_tlv *rsn_ie; | |
3534 | struct brcmf_vs_tlv *wpa_ie; | |
3535 | struct brcmf_join_params join_params; | |
1a873342 | 3536 | |
d96b801f AS |
3537 | brcmf_dbg(TRACE, "channel_type=%d, beacon_interval=%d, dtim_period=%d,\n", |
3538 | cfg80211_get_chandef_type(&settings->chandef), | |
3539 | settings->beacon_interval, | |
3540 | settings->dtim_period); | |
3541 | brcmf_dbg(TRACE, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n", | |
3542 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3543 | settings->inactivity_timeout); | |
1a873342 | 3544 | |
c1179033 | 3545 | if (!test_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state)) { |
57d6e91a | 3546 | brcmf_err("Not in AP creation mode\n"); |
1a873342 HM |
3547 | return -EPERM; |
3548 | } | |
3549 | ||
3550 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3551 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3552 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3553 | ssid_ie = brcmf_parse_tlvs( | |
3554 | (u8 *)&settings->beacon.head[ie_offset], | |
3555 | settings->beacon.head_len - ie_offset, | |
3556 | WLAN_EID_SSID); | |
3557 | if (!ssid_ie) | |
3558 | return -EINVAL; | |
3559 | ||
3560 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3561 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
d96b801f | 3562 | brcmf_dbg(TRACE, "SSID is (%s) in Head\n", ssid_le.SSID); |
1a873342 HM |
3563 | } else { |
3564 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3565 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3566 | } | |
3567 | ||
3568 | brcmf_set_mpc(ndev, 0); | |
ac24be6f | 3569 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
1a873342 | 3570 | if (err < 0) { |
57d6e91a | 3571 | brcmf_err("BRCMF_C_DOWN error %d\n", err); |
1a873342 HM |
3572 | goto exit; |
3573 | } | |
ac24be6f | 3574 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 | 3575 | if (err < 0) { |
57d6e91a | 3576 | brcmf_err("SET INFRA error %d\n", err); |
1a873342 HM |
3577 | goto exit; |
3578 | } | |
ac24be6f | 3579 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
1a873342 | 3580 | if (err < 0) { |
57d6e91a | 3581 | brcmf_err("setting AP mode failed %d\n", err); |
1a873342 HM |
3582 | goto exit; |
3583 | } | |
3584 | ||
3585 | /* find the RSN_IE */ | |
3586 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3587 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3588 | ||
3589 | /* find the WPA_IE */ | |
3590 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3591 | settings->beacon.tail_len); | |
3592 | ||
1a873342 | 3593 | if ((wpa_ie != NULL || rsn_ie != NULL)) { |
d96b801f | 3594 | brcmf_dbg(TRACE, "WPA(2) IE is found\n"); |
1a873342 HM |
3595 | if (wpa_ie != NULL) { |
3596 | /* WPA IE */ | |
34778529 | 3597 | err = brcmf_configure_wpaie(ndev, wpa_ie, false); |
1a873342 HM |
3598 | if (err < 0) |
3599 | goto exit; | |
1a873342 HM |
3600 | } else { |
3601 | /* RSN IE */ | |
3602 | err = brcmf_configure_wpaie(ndev, | |
34778529 | 3603 | (struct brcmf_vs_tlv *)rsn_ie, true); |
1a873342 HM |
3604 | if (err < 0) |
3605 | goto exit; | |
1a873342 | 3606 | } |
1a873342 | 3607 | } else { |
d96b801f | 3608 | brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); |
1f170110 | 3609 | brcmf_configure_opensecurity(ifp); |
1a873342 HM |
3610 | } |
3611 | /* Set Beacon IEs to FW */ | |
1332e26e | 3612 | err = brcmf_vif_set_mgmt_ie(ndev_to_vif(ndev), |
9f440b7b | 3613 | BRCMF_VNDR_IE_BEACON_FLAG, |
1332e26e AS |
3614 | settings->beacon.tail, |
3615 | settings->beacon.tail_len); | |
1a873342 | 3616 | if (err) |
57d6e91a | 3617 | brcmf_err("Set Beacon IE Failed\n"); |
1a873342 | 3618 | else |
d96b801f | 3619 | brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n"); |
1a873342 HM |
3620 | |
3621 | /* Set Probe Response IEs to FW */ | |
1332e26e | 3622 | err = brcmf_vif_set_mgmt_ie(ndev_to_vif(ndev), |
9f440b7b | 3623 | BRCMF_VNDR_IE_PRBRSP_FLAG, |
1332e26e AS |
3624 | settings->beacon.proberesp_ies, |
3625 | settings->beacon.proberesp_ies_len); | |
1a873342 | 3626 | if (err) |
57d6e91a | 3627 | brcmf_err("Set Probe Resp IE Failed\n"); |
1a873342 | 3628 | else |
d96b801f | 3629 | brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n"); |
1a873342 HM |
3630 | |
3631 | if (settings->beacon_interval) { | |
ac24be6f | 3632 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 3633 | settings->beacon_interval); |
1a873342 | 3634 | if (err < 0) { |
57d6e91a | 3635 | brcmf_err("Beacon Interval Set Error, %d\n", err); |
1a873342 HM |
3636 | goto exit; |
3637 | } | |
3638 | } | |
3639 | if (settings->dtim_period) { | |
ac24be6f | 3640 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 3641 | settings->dtim_period); |
1a873342 | 3642 | if (err < 0) { |
57d6e91a | 3643 | brcmf_err("DTIM Interval Set Error, %d\n", err); |
1a873342 HM |
3644 | goto exit; |
3645 | } | |
3646 | } | |
ac24be6f | 3647 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); |
1a873342 | 3648 | if (err < 0) { |
57d6e91a | 3649 | brcmf_err("BRCMF_C_UP error (%d)\n", err); |
1a873342 | 3650 | goto exit; |
2880b868 | 3651 | brcmf_fil_iovar_int_set(ifp, "apsta", 0); |
1a873342 HM |
3652 | } |
3653 | ||
3654 | memset(&join_params, 0, sizeof(join_params)); | |
3655 | /* join parameters starts with ssid */ | |
3656 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
3657 | /* create softap */ | |
ac24be6f AS |
3658 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
3659 | &join_params, sizeof(join_params)); | |
1a873342 | 3660 | if (err < 0) { |
57d6e91a | 3661 | brcmf_err("SET SSID error (%d)\n", err); |
1a873342 HM |
3662 | goto exit; |
3663 | } | |
c1179033 AS |
3664 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3665 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3666 | |
3667 | exit: | |
3668 | if (err) | |
3669 | brcmf_set_mpc(ndev, 1); | |
3670 | return err; | |
3671 | } | |
3672 | ||
3673 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
3674 | { | |
c1179033 | 3675 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3676 | s32 err = -EPERM; |
3677 | ||
d96b801f | 3678 | brcmf_dbg(TRACE, "Enter\n"); |
1a873342 | 3679 | |
128ce3b6 | 3680 | if (ifp->vif->mode == WL_MODE_AP) { |
1a873342 HM |
3681 | /* Due to most likely deauths outstanding we sleep */ |
3682 | /* first to make sure they get processed by fw. */ | |
3683 | msleep(400); | |
128ce3b6 | 3684 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); |
1a873342 | 3685 | if (err < 0) { |
57d6e91a | 3686 | brcmf_err("setting AP mode failed %d\n", err); |
1a873342 HM |
3687 | goto exit; |
3688 | } | |
128ce3b6 | 3689 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); |
1a873342 | 3690 | if (err < 0) { |
57d6e91a | 3691 | brcmf_err("BRCMF_C_UP error %d\n", err); |
1a873342 HM |
3692 | goto exit; |
3693 | } | |
3694 | brcmf_set_mpc(ndev, 1); | |
c1179033 AS |
3695 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
3696 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
3697 | } |
3698 | exit: | |
3699 | return err; | |
3700 | } | |
3701 | ||
3702 | static int | |
3703 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
3704 | u8 *mac) | |
3705 | { | |
3706 | struct brcmf_scb_val_le scbval; | |
0abb5f21 | 3707 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3708 | s32 err; |
3709 | ||
3710 | if (!mac) | |
3711 | return -EFAULT; | |
3712 | ||
d96b801f | 3713 | brcmf_dbg(TRACE, "Enter %pM\n", mac); |
1a873342 | 3714 | |
ce81e317 | 3715 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
3716 | return -EIO; |
3717 | ||
3718 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
3719 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 3720 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 3721 | &scbval, sizeof(scbval)); |
1a873342 | 3722 | if (err) |
57d6e91a | 3723 | brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); |
1a873342 | 3724 | |
d96b801f | 3725 | brcmf_dbg(TRACE, "Exit\n"); |
1a873342 HM |
3726 | return err; |
3727 | } | |
3728 | ||
0de8aace HM |
3729 | |
3730 | static void | |
3731 | brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, | |
3732 | struct wireless_dev *wdev, | |
3733 | u16 frame_type, bool reg) | |
3734 | { | |
3735 | struct brcmf_if *ifp = netdev_priv(wdev->netdev); | |
3736 | struct brcmf_cfg80211_vif *vif = ifp->vif; | |
3737 | u16 mgmt_type; | |
3738 | ||
3739 | brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); | |
3740 | ||
3741 | mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; | |
3742 | if (reg) | |
3743 | vif->mgmt_rx_reg |= BIT(mgmt_type); | |
3744 | else | |
3745 | vif->mgmt_rx_reg |= ~BIT(mgmt_type); | |
3746 | } | |
3747 | ||
3748 | ||
3749 | static int | |
3750 | brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, | |
3751 | struct ieee80211_channel *chan, bool offchan, | |
3752 | unsigned int wait, const u8 *buf, size_t len, | |
3753 | bool no_cck, bool dont_wait_for_ack, u64 *cookie) | |
3754 | { | |
3755 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3756 | const struct ieee80211_mgmt *mgmt; | |
3757 | struct brcmf_cfg80211_vif *vif; | |
3758 | s32 err = 0; | |
3759 | s32 ie_offset; | |
3760 | s32 ie_len; | |
3761 | ||
3762 | brcmf_dbg(TRACE, "Enter\n"); | |
3763 | ||
3764 | *cookie = 0; | |
3765 | ||
3766 | mgmt = (const struct ieee80211_mgmt *)buf; | |
3767 | ||
3768 | if (ieee80211_is_mgmt(mgmt->frame_control)) { | |
3769 | if (ieee80211_is_probe_resp(mgmt->frame_control)) { | |
3770 | /* Right now the only reason to get a probe response */ | |
3771 | /* is for p2p listen response from wpa_supplicant. */ | |
3772 | /* Unfortunately the wpa_supplicant sends it on the */ | |
3773 | /* primary ndev, while dongle wants it on the p2p */ | |
3774 | /* vif. Since this is only reason for a probe */ | |
3775 | /* response to be sent, the vif is taken from cfg. */ | |
3776 | /* If ever desired to send proberesp for non p2p */ | |
3777 | /* response then data should be checked for */ | |
3778 | /* "DIRECT-". Note in future supplicant will take */ | |
3779 | /* dedicated p2p wdev to do this and then this 'hack'*/ | |
3780 | /* is not needed anymore. */ | |
3781 | ie_offset = DOT11_MGMT_HDR_LEN + | |
3782 | DOT11_BCN_PRB_FIXED_LEN; | |
3783 | ie_len = len - ie_offset; | |
3784 | ||
3785 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
3786 | if (vif == NULL) { | |
3787 | brcmf_err("No p2p device available for probe response\n"); | |
3788 | err = -ENODEV; | |
3789 | goto exit; | |
3790 | } | |
3791 | err = brcmf_vif_set_mgmt_ie(vif, | |
3792 | BRCMF_VNDR_IE_PRBRSP_FLAG, | |
3793 | &buf[ie_offset], | |
3794 | ie_len); | |
3795 | cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, | |
3796 | GFP_KERNEL); | |
3797 | goto exit; | |
3798 | } | |
3799 | } | |
3800 | brcmf_dbg(TRACE, "Unhandled, is_mgmt %d, fc=%04x!!!!!\n", | |
3801 | ieee80211_is_mgmt(mgmt->frame_control), mgmt->frame_control); | |
3802 | exit: | |
3803 | return err; | |
3804 | } | |
3805 | ||
3806 | ||
3807 | static int | |
3808 | brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
3809 | struct wireless_dev *wdev, | |
3810 | u64 cookie) | |
3811 | { | |
3812 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); | |
3813 | struct brcmf_cfg80211_vif *vif; | |
3814 | int err = 0; | |
3815 | ||
3816 | brcmf_dbg(TRACE, "Enter p2p listen cancel\n"); | |
3817 | ||
3818 | vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; | |
3819 | if (vif == NULL) { | |
3820 | brcmf_err("No p2p device available for probe response\n"); | |
3821 | err = -ENODEV; | |
3822 | goto exit; | |
3823 | } | |
3824 | brcmf_p2p_cancel_remain_on_channel(vif->ifp); | |
3825 | exit: | |
3826 | return err; | |
3827 | } | |
3828 | ||
3829 | static s32 brcmf_notify_rx_mgmt_p2p_probereq(struct brcmf_if *ifp, | |
3830 | const struct brcmf_event_msg *e, | |
3831 | void *data) | |
3832 | { | |
3833 | struct wireless_dev *wdev; | |
3834 | struct brcmf_cfg80211_vif *vif = ifp->vif; | |
3835 | struct brcmf_rx_mgmt_data *rxframe = (struct brcmf_rx_mgmt_data *)data; | |
3836 | u16 chanspec = be16_to_cpu(rxframe->chanspec); | |
3837 | u8 *mgmt_frame; | |
3838 | u32 mgmt_frame_len; | |
3839 | s32 freq; | |
3840 | u16 mgmt_type; | |
3841 | ||
3842 | brcmf_dbg(INFO, | |
3843 | "Enter: event %d reason %d\n", e->event_code, e->reason); | |
3844 | ||
3845 | /* Firmware sends us two proberesponses for each idx one. At the */ | |
3846 | /* moment only bsscfgidx 0 is passed up to supplicant */ | |
3847 | if (e->bsscfgidx) | |
3848 | return 0; | |
3849 | ||
3850 | /* Check if wpa_supplicant has registered for this frame */ | |
3851 | brcmf_dbg(INFO, "vif->mgmt_rx_reg %04x\n", vif->mgmt_rx_reg); | |
3852 | mgmt_type = (IEEE80211_STYPE_PROBE_REQ & IEEE80211_FCTL_STYPE) >> 4; | |
3853 | if ((vif->mgmt_rx_reg & BIT(mgmt_type)) == 0) | |
3854 | return 0; | |
3855 | ||
3856 | mgmt_frame = (u8 *)(rxframe + 1); | |
3857 | mgmt_frame_len = e->datalen - sizeof(*rxframe); | |
3858 | freq = ieee80211_channel_to_frequency(CHSPEC_CHANNEL(chanspec), | |
3859 | CHSPEC_IS2G(chanspec) ? | |
3860 | IEEE80211_BAND_2GHZ : | |
3861 | IEEE80211_BAND_5GHZ); | |
3862 | wdev = ifp->ndev->ieee80211_ptr; | |
3863 | cfg80211_rx_mgmt(wdev, freq, 0, mgmt_frame, mgmt_frame_len, GFP_ATOMIC); | |
3864 | ||
3865 | brcmf_dbg(INFO, | |
3866 | "mgmt_frame_len (%d) , e->datalen (%d), chanspec (%04x), freq (%d)\n", | |
3867 | mgmt_frame_len, e->datalen, chanspec, freq); | |
3868 | ||
3869 | return 0; | |
3870 | } | |
3871 | ||
3872 | ||
5b435de0 | 3873 | static struct cfg80211_ops wl_cfg80211_ops = { |
9f440b7b AS |
3874 | .add_virtual_intf = brcmf_cfg80211_add_iface, |
3875 | .del_virtual_intf = brcmf_cfg80211_del_iface, | |
5b435de0 AS |
3876 | .change_virtual_intf = brcmf_cfg80211_change_iface, |
3877 | .scan = brcmf_cfg80211_scan, | |
3878 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
3879 | .join_ibss = brcmf_cfg80211_join_ibss, | |
3880 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
3881 | .get_station = brcmf_cfg80211_get_station, | |
3882 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
3883 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
3884 | .add_key = brcmf_cfg80211_add_key, | |
3885 | .del_key = brcmf_cfg80211_del_key, | |
3886 | .get_key = brcmf_cfg80211_get_key, | |
3887 | .set_default_key = brcmf_cfg80211_config_default_key, | |
3888 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
3889 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
5b435de0 AS |
3890 | .connect = brcmf_cfg80211_connect, |
3891 | .disconnect = brcmf_cfg80211_disconnect, | |
3892 | .suspend = brcmf_cfg80211_suspend, | |
3893 | .resume = brcmf_cfg80211_resume, | |
3894 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
3895 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 3896 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
3897 | .start_ap = brcmf_cfg80211_start_ap, |
3898 | .stop_ap = brcmf_cfg80211_stop_ap, | |
3899 | .del_station = brcmf_cfg80211_del_station, | |
e5806072 AS |
3900 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, |
3901 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
0de8aace HM |
3902 | .mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register, |
3903 | .mgmt_tx = brcmf_cfg80211_mgmt_tx, | |
3904 | .remain_on_channel = brcmf_p2p_remain_on_channel, | |
3905 | .cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel, | |
cbaa177d AS |
3906 | #ifdef CONFIG_NL80211_TESTMODE |
3907 | .testmode_cmd = brcmf_cfg80211_testmode | |
3908 | #endif | |
5b435de0 AS |
3909 | }; |
3910 | ||
9f440b7b | 3911 | static s32 brcmf_nl80211_iftype_to_mode(enum nl80211_iftype type) |
5b435de0 | 3912 | { |
9f440b7b AS |
3913 | switch (type) { |
3914 | case NL80211_IFTYPE_AP_VLAN: | |
3915 | case NL80211_IFTYPE_WDS: | |
3916 | case NL80211_IFTYPE_MONITOR: | |
3917 | case NL80211_IFTYPE_MESH_POINT: | |
3918 | return -ENOTSUPP; | |
3919 | case NL80211_IFTYPE_ADHOC: | |
3920 | return WL_MODE_IBSS; | |
3921 | case NL80211_IFTYPE_STATION: | |
3922 | case NL80211_IFTYPE_P2P_CLIENT: | |
3923 | return WL_MODE_BSS; | |
3924 | case NL80211_IFTYPE_AP: | |
3925 | case NL80211_IFTYPE_P2P_GO: | |
3926 | return WL_MODE_AP; | |
3927 | case NL80211_IFTYPE_P2P_DEVICE: | |
3928 | return WL_MODE_P2P; | |
3929 | case NL80211_IFTYPE_UNSPECIFIED: | |
5b435de0 | 3930 | default: |
9f440b7b | 3931 | break; |
5b435de0 AS |
3932 | } |
3933 | ||
9f440b7b | 3934 | return -EINVAL; |
5b435de0 AS |
3935 | } |
3936 | ||
e5806072 AS |
3937 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
3938 | { | |
e5806072 AS |
3939 | /* scheduled scan settings */ |
3940 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
3941 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
3942 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
3943 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
e5806072 AS |
3944 | } |
3945 | ||
9f440b7b AS |
3946 | static const struct ieee80211_iface_limit brcmf_iface_limits[] = { |
3947 | { | |
3948 | .max = 1, | |
3949 | .types = BIT(NL80211_IFTYPE_STATION) | | |
3950 | BIT(NL80211_IFTYPE_ADHOC) | | |
3951 | BIT(NL80211_IFTYPE_AP) | |
3952 | }, | |
3953 | { | |
3954 | .max = 1, | |
3955 | .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
3956 | BIT(NL80211_IFTYPE_P2P_GO) | |
3957 | }, | |
3958 | }; | |
3959 | static const struct ieee80211_iface_combination brcmf_iface_combos[] = { | |
3960 | { | |
3961 | .max_interfaces = BRCMF_IFACE_MAX_CNT - 1, | |
3962 | .num_different_channels = 1, /* no multi-channel for now */ | |
3963 | .n_limits = ARRAY_SIZE(brcmf_iface_limits), | |
3964 | .limits = brcmf_iface_limits | |
3965 | } | |
3966 | }; | |
3967 | ||
0de8aace HM |
3968 | static const struct ieee80211_txrx_stypes |
3969 | brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = { | |
3970 | [NL80211_IFTYPE_STATION] = { | |
3971 | .tx = 0xffff, | |
3972 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
3973 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
3974 | }, | |
3975 | [NL80211_IFTYPE_P2P_CLIENT] = { | |
3976 | .tx = 0xffff, | |
3977 | .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | | |
3978 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
3979 | }, | |
3980 | [NL80211_IFTYPE_P2P_GO] = { | |
3981 | .tx = 0xffff, | |
3982 | .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | | |
3983 | BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | | |
3984 | BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | | |
3985 | BIT(IEEE80211_STYPE_DISASSOC >> 4) | | |
3986 | BIT(IEEE80211_STYPE_AUTH >> 4) | | |
3987 | BIT(IEEE80211_STYPE_DEAUTH >> 4) | | |
3988 | BIT(IEEE80211_STYPE_ACTION >> 4) | |
3989 | } | |
3990 | }; | |
3991 | ||
3eacf866 | 3992 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 3993 | { |
3eacf866 | 3994 | struct wiphy *wiphy; |
5b435de0 AS |
3995 | s32 err = 0; |
3996 | ||
3eacf866 AS |
3997 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
3998 | if (!wiphy) { | |
57d6e91a | 3999 | brcmf_err("Could not allocate wiphy device\n"); |
3eacf866 AS |
4000 | return ERR_PTR(-ENOMEM); |
4001 | } | |
4002 | set_wiphy_dev(wiphy, phydev); | |
4003 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
9f440b7b | 4004 | wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; |
3eacf866 AS |
4005 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
4006 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4007 | BIT(NL80211_IFTYPE_ADHOC) | | |
9f440b7b AS |
4008 | BIT(NL80211_IFTYPE_AP) | |
4009 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
4010 | BIT(NL80211_IFTYPE_P2P_GO); | |
4011 | wiphy->iface_combinations = brcmf_iface_combos; | |
4012 | wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); | |
3eacf866 AS |
4013 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
4014 | wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set | |
5b435de0 AS |
4015 | * it as 11a by default. |
4016 | * This will be updated with | |
4017 | * 11n phy tables in | |
4018 | * "ifconfig up" | |
4019 | * if phy has 11n capability | |
4020 | */ | |
3eacf866 AS |
4021 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4022 | wiphy->cipher_suites = __wl_cipher_suites; | |
4023 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
0de8aace HM |
4024 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | |
4025 | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; | |
4026 | wiphy->mgmt_stypes = brcmf_txrx_stypes; | |
4027 | wiphy->max_remain_on_channel_duration = 5000; | |
3eacf866 AS |
4028 | brcmf_wiphy_pno_params(wiphy); |
4029 | err = wiphy_register(wiphy); | |
5b435de0 | 4030 | if (err < 0) { |
57d6e91a | 4031 | brcmf_err("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4032 | wiphy_free(wiphy); |
4033 | return ERR_PTR(err); | |
5b435de0 | 4034 | } |
3eacf866 AS |
4035 | return wiphy; |
4036 | } | |
4037 | ||
3eacf866 | 4038 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, |
9f440b7b AS |
4039 | enum nl80211_iftype type, |
4040 | bool pm_block) | |
3eacf866 AS |
4041 | { |
4042 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4043 | |
3eacf866 AS |
4044 | if (cfg->vif_cnt == BRCMF_IFACE_MAX_CNT) |
4045 | return ERR_PTR(-ENOSPC); | |
5b435de0 | 4046 | |
33a6b157 | 4047 | brcmf_dbg(TRACE, "allocating virtual interface (size=%zu)\n", |
9f440b7b | 4048 | sizeof(*vif)); |
3eacf866 AS |
4049 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4050 | if (!vif) | |
4051 | return ERR_PTR(-ENOMEM); | |
4052 | ||
4053 | vif->wdev.wiphy = cfg->wiphy; | |
9f440b7b | 4054 | vif->wdev.iftype = type; |
5b435de0 | 4055 | |
9f440b7b | 4056 | vif->mode = brcmf_nl80211_iftype_to_mode(type); |
3eacf866 AS |
4057 | vif->pm_block = pm_block; |
4058 | vif->roam_off = -1; | |
4059 | ||
6ac4f4ed AS |
4060 | brcmf_init_prof(&vif->profile); |
4061 | ||
3eacf866 AS |
4062 | list_add_tail(&vif->list, &cfg->vif_list); |
4063 | cfg->vif_cnt++; | |
4064 | return vif; | |
5b435de0 AS |
4065 | } |
4066 | ||
9f440b7b | 4067 | void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4068 | { |
3eacf866 AS |
4069 | struct brcmf_cfg80211_info *cfg; |
4070 | struct wiphy *wiphy; | |
5b435de0 | 4071 | |
3eacf866 AS |
4072 | wiphy = vif->wdev.wiphy; |
4073 | cfg = wiphy_priv(wiphy); | |
4074 | list_del(&vif->list); | |
4075 | cfg->vif_cnt--; | |
4076 | ||
4077 | kfree(vif); | |
4078 | if (!cfg->vif_cnt) { | |
4079 | wiphy_unregister(wiphy); | |
4080 | wiphy_free(wiphy); | |
5b435de0 | 4081 | } |
5b435de0 AS |
4082 | } |
4083 | ||
903e0eee | 4084 | static bool brcmf_is_linkup(const struct brcmf_event_msg *e) |
5b435de0 | 4085 | { |
5c36b99a AS |
4086 | u32 event = e->event_code; |
4087 | u32 status = e->status; | |
5b435de0 AS |
4088 | |
4089 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4090 | brcmf_dbg(CONN, "Processing set ssid\n"); |
5b435de0 AS |
4091 | return true; |
4092 | } | |
4093 | ||
4094 | return false; | |
4095 | } | |
4096 | ||
903e0eee | 4097 | static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) |
5b435de0 | 4098 | { |
5c36b99a AS |
4099 | u32 event = e->event_code; |
4100 | u16 flags = e->flags; | |
5b435de0 AS |
4101 | |
4102 | if (event == BRCMF_E_LINK && (!(flags & BRCMF_EVENT_MSG_LINK))) { | |
16886735 | 4103 | brcmf_dbg(CONN, "Processing link down\n"); |
5b435de0 AS |
4104 | return true; |
4105 | } | |
4106 | return false; | |
4107 | } | |
4108 | ||
27a68fe3 | 4109 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4110 | const struct brcmf_event_msg *e) |
4111 | { | |
5c36b99a AS |
4112 | u32 event = e->event_code; |
4113 | u32 status = e->status; | |
5b435de0 AS |
4114 | |
4115 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
16886735 AS |
4116 | brcmf_dbg(CONN, "Processing Link %s & no network found\n", |
4117 | e->flags & BRCMF_EVENT_MSG_LINK ? "up" : "down"); | |
5b435de0 AS |
4118 | return true; |
4119 | } | |
4120 | ||
4121 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
16886735 | 4122 | brcmf_dbg(CONN, "Processing connecting & no network found\n"); |
5b435de0 AS |
4123 | return true; |
4124 | } | |
4125 | ||
4126 | return false; | |
4127 | } | |
4128 | ||
27a68fe3 | 4129 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4130 | { |
27a68fe3 | 4131 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4132 | |
4133 | kfree(conn_info->req_ie); | |
4134 | conn_info->req_ie = NULL; | |
4135 | conn_info->req_ie_len = 0; | |
4136 | kfree(conn_info->resp_ie); | |
4137 | conn_info->resp_ie = NULL; | |
4138 | conn_info->resp_ie_len = 0; | |
4139 | } | |
4140 | ||
27a68fe3 | 4141 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4142 | { |
ac24be6f | 4143 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
c4e382d2 | 4144 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4145 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4146 | u32 req_len; |
4147 | u32 resp_len; | |
4148 | s32 err = 0; | |
4149 | ||
27a68fe3 | 4150 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4151 | |
ac24be6f AS |
4152 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4153 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 | 4154 | if (err) { |
57d6e91a | 4155 | brcmf_err("could not get assoc info (%d)\n", err); |
5b435de0 AS |
4156 | return err; |
4157 | } | |
c4e382d2 | 4158 | assoc_info = |
27a68fe3 | 4159 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4160 | req_len = le32_to_cpu(assoc_info->req_len); |
4161 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4162 | if (req_len) { |
ac24be6f | 4163 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4164 | cfg->extra_buf, |
4165 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4166 | if (err) { |
57d6e91a | 4167 | brcmf_err("could not get assoc req (%d)\n", err); |
5b435de0 AS |
4168 | return err; |
4169 | } | |
4170 | conn_info->req_ie_len = req_len; | |
4171 | conn_info->req_ie = | |
27a68fe3 | 4172 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4173 | GFP_KERNEL); |
4174 | } else { | |
4175 | conn_info->req_ie_len = 0; | |
4176 | conn_info->req_ie = NULL; | |
4177 | } | |
4178 | if (resp_len) { | |
ac24be6f | 4179 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4180 | cfg->extra_buf, |
4181 | WL_ASSOC_INFO_MAX); | |
5b435de0 | 4182 | if (err) { |
57d6e91a | 4183 | brcmf_err("could not get assoc resp (%d)\n", err); |
5b435de0 AS |
4184 | return err; |
4185 | } | |
4186 | conn_info->resp_ie_len = resp_len; | |
4187 | conn_info->resp_ie = | |
27a68fe3 | 4188 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4189 | GFP_KERNEL); |
4190 | } else { | |
4191 | conn_info->resp_ie_len = 0; | |
4192 | conn_info->resp_ie = NULL; | |
4193 | } | |
16886735 AS |
4194 | brcmf_dbg(CONN, "req len (%d) resp len (%d)\n", |
4195 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
5b435de0 AS |
4196 | |
4197 | return err; | |
4198 | } | |
4199 | ||
4200 | static s32 | |
27a68fe3 | 4201 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4202 | struct net_device *ndev, |
4203 | const struct brcmf_event_msg *e) | |
4204 | { | |
c1179033 AS |
4205 | struct brcmf_if *ifp = netdev_priv(ndev); |
4206 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4207 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4208 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4209 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4210 | struct ieee80211_supported_band *band; |
a180b83b | 4211 | struct brcmf_bss_info_le *bi; |
5b435de0 AS |
4212 | u32 freq; |
4213 | s32 err = 0; | |
4214 | u32 target_channel; | |
a180b83b | 4215 | u8 *buf; |
5b435de0 | 4216 | |
d96b801f | 4217 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4218 | |
27a68fe3 | 4219 | brcmf_get_assoc_ies(cfg); |
6c8c4f72 | 4220 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4221 | brcmf_update_bss_info(cfg); |
5b435de0 | 4222 | |
a180b83b FL |
4223 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4224 | if (buf == NULL) { | |
4225 | err = -ENOMEM; | |
4226 | goto done; | |
4227 | } | |
4228 | ||
4229 | /* data sent to dongle has to be little endian */ | |
4230 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4231 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4232 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4233 | |
4234 | if (err) | |
4235 | goto done; | |
5b435de0 | 4236 | |
a180b83b FL |
4237 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
4238 | target_channel = bi->ctl_ch ? bi->ctl_ch : | |
4239 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
5b435de0 AS |
4240 | |
4241 | if (target_channel <= CH_MAX_2G_CHANNEL) | |
4242 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
4243 | else | |
4244 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4245 | ||
4246 | freq = ieee80211_channel_to_frequency(target_channel, band->band); | |
4247 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
4248 | ||
a180b83b FL |
4249 | done: |
4250 | kfree(buf); | |
06bb123e | 4251 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4252 | conn_info->req_ie, conn_info->req_ie_len, |
4253 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
16886735 | 4254 | brcmf_dbg(CONN, "Report roaming result\n"); |
5b435de0 | 4255 | |
c1179033 | 4256 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
d96b801f | 4257 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4258 | return err; |
4259 | } | |
4260 | ||
4261 | static s32 | |
27a68fe3 | 4262 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4263 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4264 | bool completed) | |
4265 | { | |
c1179033 AS |
4266 | struct brcmf_if *ifp = netdev_priv(ndev); |
4267 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4268 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4269 | s32 err = 0; |
4270 | ||
d96b801f | 4271 | brcmf_dbg(TRACE, "Enter\n"); |
5b435de0 | 4272 | |
c1179033 AS |
4273 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4274 | &ifp->vif->sme_state)) { | |
5b435de0 | 4275 | if (completed) { |
27a68fe3 | 4276 | brcmf_get_assoc_ies(cfg); |
6c8c4f72 | 4277 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4278 | brcmf_update_bss_info(cfg); |
5b435de0 AS |
4279 | } |
4280 | cfg80211_connect_result(ndev, | |
06bb123e | 4281 | (u8 *)profile->bssid, |
5b435de0 AS |
4282 | conn_info->req_ie, |
4283 | conn_info->req_ie_len, | |
4284 | conn_info->resp_ie, | |
4285 | conn_info->resp_ie_len, | |
4286 | completed ? WLAN_STATUS_SUCCESS : | |
4287 | WLAN_STATUS_AUTH_TIMEOUT, | |
4288 | GFP_KERNEL); | |
4289 | if (completed) | |
c1179033 AS |
4290 | set_bit(BRCMF_VIF_STATUS_CONNECTED, |
4291 | &ifp->vif->sme_state); | |
16886735 AS |
4292 | brcmf_dbg(CONN, "Report connect result - connection %s\n", |
4293 | completed ? "succeeded" : "failed"); | |
5b435de0 | 4294 | } |
d96b801f | 4295 | brcmf_dbg(TRACE, "Exit\n"); |
5b435de0 AS |
4296 | return err; |
4297 | } | |
4298 | ||
4299 | static s32 | |
27a68fe3 | 4300 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4301 | struct net_device *ndev, |
4302 | const struct brcmf_event_msg *e, void *data) | |
4303 | { | |
7ee29602 | 4304 | static int generation; |
5c36b99a AS |
4305 | u32 event = e->event_code; |
4306 | u32 reason = e->reason; | |
1a873342 HM |
4307 | struct station_info sinfo; |
4308 | ||
16886735 | 4309 | brcmf_dbg(CONN, "event %d, reason %d\n", event, reason); |
5f4f9f11 AS |
4310 | if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS && |
4311 | ndev != cfg_to_ndev(cfg)) { | |
4312 | brcmf_dbg(CONN, "AP mode link down\n"); | |
4313 | complete(&cfg->vif_disabled); | |
4314 | return 0; | |
4315 | } | |
1a873342 | 4316 | |
1a873342 | 4317 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && |
7ee29602 HM |
4318 | (reason == BRCMF_E_STATUS_SUCCESS)) { |
4319 | memset(&sinfo, 0, sizeof(sinfo)); | |
1a873342 HM |
4320 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
4321 | if (!data) { | |
57d6e91a | 4322 | brcmf_err("No IEs present in ASSOC/REASSOC_IND"); |
1a873342 HM |
4323 | return -EINVAL; |
4324 | } | |
4325 | sinfo.assoc_req_ies = data; | |
7ee29602 | 4326 | sinfo.assoc_req_ies_len = e->datalen; |
1a873342 HM |
4327 | generation++; |
4328 | sinfo.generation = generation; | |
7ee29602 | 4329 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_KERNEL); |
1a873342 HM |
4330 | } else if ((event == BRCMF_E_DISASSOC_IND) || |
4331 | (event == BRCMF_E_DEAUTH_IND) || | |
4332 | (event == BRCMF_E_DEAUTH)) { | |
7ee29602 | 4333 | cfg80211_del_sta(ndev, e->addr, GFP_KERNEL); |
1a873342 | 4334 | } |
7ee29602 | 4335 | return 0; |
1a873342 HM |
4336 | } |
4337 | ||
5b435de0 | 4338 | static s32 |
1993732e | 4339 | brcmf_notify_connect_status(struct brcmf_if *ifp, |
5b435de0 AS |
4340 | const struct brcmf_event_msg *e, void *data) |
4341 | { | |
1993732e AS |
4342 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
4343 | struct net_device *ndev = ifp->ndev; | |
c1179033 | 4344 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; |
5b435de0 AS |
4345 | s32 err = 0; |
4346 | ||
128ce3b6 | 4347 | if (ifp->vif->mode == WL_MODE_AP) { |
27a68fe3 | 4348 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); |
903e0eee | 4349 | } else if (brcmf_is_linkup(e)) { |
16886735 | 4350 | brcmf_dbg(CONN, "Linkup\n"); |
128ce3b6 | 4351 | if (brcmf_is_ibssmode(ifp->vif)) { |
6c8c4f72 | 4352 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4353 | wl_inform_ibss(cfg, ndev, e->addr); |
5b435de0 | 4354 | cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); |
c1179033 AS |
4355 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4356 | &ifp->vif->sme_state); | |
4357 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4358 | &ifp->vif->sme_state); | |
5b435de0 | 4359 | } else |
27a68fe3 | 4360 | brcmf_bss_connect_done(cfg, ndev, e, true); |
903e0eee | 4361 | } else if (brcmf_is_linkdown(e)) { |
16886735 | 4362 | brcmf_dbg(CONN, "Linkdown\n"); |
128ce3b6 | 4363 | if (!brcmf_is_ibssmode(ifp->vif)) { |
27a68fe3 | 4364 | brcmf_bss_connect_done(cfg, ndev, e, false); |
c1179033 | 4365 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, |
903e0eee | 4366 | &ifp->vif->sme_state)) |
5b435de0 | 4367 | cfg80211_disconnected(ndev, 0, NULL, 0, |
c1179033 | 4368 | GFP_KERNEL); |
5b435de0 | 4369 | } |
903e0eee | 4370 | brcmf_link_down(ifp->vif); |
6ac4f4ed | 4371 | brcmf_init_prof(ndev_to_prof(ndev)); |
5f4f9f11 AS |
4372 | if (ndev != cfg_to_ndev(cfg)) |
4373 | complete(&cfg->vif_disabled); | |
27a68fe3 | 4374 | } else if (brcmf_is_nonetwork(cfg, e)) { |
128ce3b6 | 4375 | if (brcmf_is_ibssmode(ifp->vif)) |
c1179033 AS |
4376 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4377 | &ifp->vif->sme_state); | |
5b435de0 | 4378 | else |
27a68fe3 | 4379 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4380 | } |
4381 | ||
4382 | return err; | |
4383 | } | |
4384 | ||
4385 | static s32 | |
1993732e | 4386 | brcmf_notify_roaming_status(struct brcmf_if *ifp, |
5b435de0 AS |
4387 | const struct brcmf_event_msg *e, void *data) |
4388 | { | |
1993732e | 4389 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
5b435de0 | 4390 | s32 err = 0; |
5c36b99a AS |
4391 | u32 event = e->event_code; |
4392 | u32 status = e->status; | |
5b435de0 AS |
4393 | |
4394 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4395 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
1993732e | 4396 | brcmf_bss_roaming_done(cfg, ifp->ndev, e); |
5b435de0 | 4397 | else |
1993732e | 4398 | brcmf_bss_connect_done(cfg, ifp->ndev, e, true); |
5b435de0 AS |
4399 | } |
4400 | ||
4401 | return err; | |
4402 | } | |
4403 | ||
4404 | static s32 | |
1993732e | 4405 | brcmf_notify_mic_status(struct brcmf_if *ifp, |
5b435de0 AS |
4406 | const struct brcmf_event_msg *e, void *data) |
4407 | { | |
5c36b99a | 4408 | u16 flags = e->flags; |
5b435de0 AS |
4409 | enum nl80211_key_type key_type; |
4410 | ||
4411 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4412 | key_type = NL80211_KEYTYPE_GROUP; | |
4413 | else | |
4414 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4415 | ||
1993732e | 4416 | cfg80211_michael_mic_failure(ifp->ndev, (u8 *)&e->addr, key_type, -1, |
5b435de0 AS |
4417 | NULL, GFP_KERNEL); |
4418 | ||
4419 | return 0; | |
4420 | } | |
4421 | ||
d3c0b633 AS |
4422 | static s32 brcmf_notify_vif_event(struct brcmf_if *ifp, |
4423 | const struct brcmf_event_msg *e, void *data) | |
4424 | { | |
4425 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
4426 | struct brcmf_if_event *ifevent = (struct brcmf_if_event *)data; | |
4427 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4428 | struct brcmf_cfg80211_vif *vif; | |
4429 | ||
4430 | brcmf_dbg(TRACE, "Enter: action %u flags %u ifidx %u bsscfg %u\n", | |
4431 | ifevent->action, ifevent->flags, ifevent->ifidx, | |
4432 | ifevent->bssidx); | |
4433 | ||
d3c0b633 AS |
4434 | mutex_lock(&event->vif_event_lock); |
4435 | event->action = ifevent->action; | |
4436 | vif = event->vif; | |
4437 | ||
4438 | switch (ifevent->action) { | |
4439 | case BRCMF_E_IF_ADD: | |
4440 | /* waiting process may have timed out */ | |
4441 | if (!cfg->vif_event.vif) | |
4442 | return -EBADF; | |
4443 | ||
4444 | ifp->vif = vif; | |
4445 | vif->ifp = ifp; | |
4446 | vif->wdev.netdev = ifp->ndev; | |
4447 | ifp->ndev->ieee80211_ptr = &vif->wdev; | |
4448 | SET_NETDEV_DEV(ifp->ndev, wiphy_dev(cfg->wiphy)); | |
4449 | mutex_unlock(&event->vif_event_lock); | |
4450 | wake_up(&event->vif_wq); | |
4451 | ||
4452 | /* waiting process need to set the netdev name */ | |
4453 | wait_for_completion(&event->vif_complete); | |
4454 | return brcmf_net_attach(ifp); | |
4455 | ||
4456 | case BRCMF_E_IF_DEL: | |
4457 | ifp->vif = NULL; | |
d3c0b633 AS |
4458 | mutex_unlock(&event->vif_event_lock); |
4459 | /* event may not be upon user request */ | |
4460 | if (brcmf_cfg80211_vif_event_armed(cfg)) | |
4461 | wake_up(&event->vif_wq); | |
4462 | return 0; | |
4463 | ||
7a5c1f64 HM |
4464 | case BRCMF_E_IF_CHANGE: |
4465 | mutex_unlock(&event->vif_event_lock); | |
4466 | wake_up(&event->vif_wq); | |
4467 | return 0; | |
4468 | ||
d3c0b633 AS |
4469 | default: |
4470 | mutex_unlock(&event->vif_event_lock); | |
4471 | break; | |
4472 | } | |
4473 | return -EINVAL; | |
4474 | } | |
4475 | ||
5b435de0 AS |
4476 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) |
4477 | { | |
5b435de0 AS |
4478 | conf->frag_threshold = (u32)-1; |
4479 | conf->rts_threshold = (u32)-1; | |
4480 | conf->retry_short = (u32)-1; | |
4481 | conf->retry_long = (u32)-1; | |
4482 | conf->tx_power = -1; | |
4483 | } | |
4484 | ||
5c36b99a | 4485 | static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4486 | { |
5c36b99a AS |
4487 | brcmf_fweh_register(cfg->pub, BRCMF_E_LINK, |
4488 | brcmf_notify_connect_status); | |
4489 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH_IND, | |
4490 | brcmf_notify_connect_status); | |
4491 | brcmf_fweh_register(cfg->pub, BRCMF_E_DEAUTH, | |
4492 | brcmf_notify_connect_status); | |
4493 | brcmf_fweh_register(cfg->pub, BRCMF_E_DISASSOC_IND, | |
4494 | brcmf_notify_connect_status); | |
4495 | brcmf_fweh_register(cfg->pub, BRCMF_E_ASSOC_IND, | |
4496 | brcmf_notify_connect_status); | |
4497 | brcmf_fweh_register(cfg->pub, BRCMF_E_REASSOC_IND, | |
4498 | brcmf_notify_connect_status); | |
4499 | brcmf_fweh_register(cfg->pub, BRCMF_E_ROAM, | |
4500 | brcmf_notify_roaming_status); | |
4501 | brcmf_fweh_register(cfg->pub, BRCMF_E_MIC_ERROR, | |
4502 | brcmf_notify_mic_status); | |
4503 | brcmf_fweh_register(cfg->pub, BRCMF_E_SET_SSID, | |
4504 | brcmf_notify_connect_status); | |
4505 | brcmf_fweh_register(cfg->pub, BRCMF_E_PFN_NET_FOUND, | |
4506 | brcmf_notify_sched_scan_results); | |
d3c0b633 AS |
4507 | brcmf_fweh_register(cfg->pub, BRCMF_E_IF, |
4508 | brcmf_notify_vif_event); | |
0de8aace HM |
4509 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG, |
4510 | brcmf_notify_rx_mgmt_p2p_probereq); | |
4511 | brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE, | |
4512 | brcmf_p2p_notify_listen_complete); | |
5b435de0 AS |
4513 | } |
4514 | ||
27a68fe3 AS |
4515 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4516 | { | |
27a68fe3 AS |
4517 | kfree(cfg->conf); |
4518 | cfg->conf = NULL; | |
27a68fe3 AS |
4519 | kfree(cfg->escan_ioctl_buf); |
4520 | cfg->escan_ioctl_buf = NULL; | |
27a68fe3 AS |
4521 | kfree(cfg->extra_buf); |
4522 | cfg->extra_buf = NULL; | |
27a68fe3 AS |
4523 | kfree(cfg->pmk_list); |
4524 | cfg->pmk_list = NULL; | |
27a68fe3 AS |
4525 | } |
4526 | ||
4527 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4528 | { | |
27a68fe3 AS |
4529 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4530 | if (!cfg->conf) | |
5b435de0 | 4531 | goto init_priv_mem_out; |
27a68fe3 AS |
4532 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4533 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4534 | goto init_priv_mem_out; |
27a68fe3 AS |
4535 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4536 | if (!cfg->extra_buf) | |
5b435de0 | 4537 | goto init_priv_mem_out; |
27a68fe3 AS |
4538 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4539 | if (!cfg->pmk_list) | |
5b435de0 AS |
4540 | goto init_priv_mem_out; |
4541 | ||
4542 | return 0; | |
4543 | ||
4544 | init_priv_mem_out: | |
27a68fe3 | 4545 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4546 | |
4547 | return -ENOMEM; | |
4548 | } | |
4549 | ||
27a68fe3 | 4550 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4551 | { |
4552 | s32 err = 0; | |
4553 | ||
27a68fe3 AS |
4554 | cfg->scan_request = NULL; |
4555 | cfg->pwr_save = true; | |
27a68fe3 | 4556 | cfg->roam_on = true; /* roam on & off switch. |
5b435de0 | 4557 | we enable roam per default */ |
27a68fe3 | 4558 | cfg->active_scan = true; /* we do active scan for |
5b435de0 | 4559 | specific scan per default */ |
27a68fe3 | 4560 | cfg->dongle_up = false; /* dongle is not up yet */ |
27a68fe3 | 4561 | err = brcmf_init_priv_mem(cfg); |
5b435de0 AS |
4562 | if (err) |
4563 | return err; | |
5c36b99a | 4564 | brcmf_register_event_handlers(cfg); |
27a68fe3 | 4565 | mutex_init(&cfg->usr_sync); |
27a68fe3 AS |
4566 | brcmf_init_escan(cfg); |
4567 | brcmf_init_conf(cfg->conf); | |
5f4f9f11 | 4568 | init_completion(&cfg->vif_disabled); |
5b435de0 AS |
4569 | return err; |
4570 | } | |
4571 | ||
27a68fe3 | 4572 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4573 | { |
27a68fe3 | 4574 | cfg->dongle_up = false; /* dongle down */ |
27a68fe3 AS |
4575 | brcmf_abort_scanning(cfg); |
4576 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4577 | } |
4578 | ||
d3c0b633 AS |
4579 | static void init_vif_event(struct brcmf_cfg80211_vif_event *event) |
4580 | { | |
4581 | init_waitqueue_head(&event->vif_wq); | |
4582 | init_completion(&event->vif_complete); | |
4583 | mutex_init(&event->vif_event_lock); | |
4584 | } | |
4585 | ||
d9cb2596 AS |
4586 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr, |
4587 | struct device *busdev) | |
5b435de0 | 4588 | { |
1ed9baf0 | 4589 | struct net_device *ndev = drvr->iflist[0]->ndev; |
27a68fe3 | 4590 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4591 | struct wiphy *wiphy; |
4592 | struct brcmf_cfg80211_vif *vif; | |
4593 | struct brcmf_if *ifp; | |
5b435de0 AS |
4594 | s32 err = 0; |
4595 | ||
4596 | if (!ndev) { | |
57d6e91a | 4597 | brcmf_err("ndev is invalid\n"); |
5b435de0 AS |
4598 | return NULL; |
4599 | } | |
5b435de0 | 4600 | |
3eacf866 AS |
4601 | ifp = netdev_priv(ndev); |
4602 | wiphy = brcmf_setup_wiphy(busdev); | |
4603 | if (IS_ERR(wiphy)) | |
5b435de0 | 4604 | return NULL; |
5b435de0 | 4605 | |
3eacf866 AS |
4606 | cfg = wiphy_priv(wiphy); |
4607 | cfg->wiphy = wiphy; | |
27a68fe3 | 4608 | cfg->pub = drvr; |
d3c0b633 | 4609 | init_vif_event(&cfg->vif_event); |
3eacf866 AS |
4610 | INIT_LIST_HEAD(&cfg->vif_list); |
4611 | ||
d3c0b633 | 4612 | vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false); |
3eacf866 AS |
4613 | if (IS_ERR(vif)) { |
4614 | wiphy_free(wiphy); | |
4615 | return NULL; | |
4616 | } | |
4617 | ||
d3c0b633 AS |
4618 | vif->ifp = ifp; |
4619 | vif->wdev.netdev = ndev; | |
4620 | ndev->ieee80211_ptr = &vif->wdev; | |
4621 | SET_NETDEV_DEV(ndev, wiphy_dev(cfg->wiphy)); | |
4622 | ||
27a68fe3 | 4623 | err = wl_init_priv(cfg); |
5b435de0 | 4624 | if (err) { |
57d6e91a | 4625 | brcmf_err("Failed to init iwm_priv (%d)\n", err); |
5b435de0 AS |
4626 | goto cfg80211_attach_out; |
4627 | } | |
9f440b7b | 4628 | brcmf_p2p_attach(cfg); |
5b435de0 | 4629 | |
3eacf866 | 4630 | ifp->vif = vif; |
27a68fe3 | 4631 | return cfg; |
5b435de0 AS |
4632 | |
4633 | cfg80211_attach_out: | |
3eacf866 | 4634 | brcmf_free_vif(vif); |
2880b868 | 4635 | wiphy_free(wiphy); |
5b435de0 AS |
4636 | return NULL; |
4637 | } | |
4638 | ||
27a68fe3 | 4639 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4640 | { |
3eacf866 AS |
4641 | struct brcmf_cfg80211_vif *vif; |
4642 | struct brcmf_cfg80211_vif *tmp; | |
4643 | ||
27a68fe3 | 4644 | wl_deinit_priv(cfg); |
3eacf866 AS |
4645 | list_for_each_entry_safe(vif, tmp, &cfg->vif_list, list) { |
4646 | brcmf_free_vif(vif); | |
4647 | } | |
5b435de0 AS |
4648 | } |
4649 | ||
5b435de0 | 4650 | static s32 |
40a23296 | 4651 | brcmf_dongle_roam(struct brcmf_if *ifp, u32 roamvar, u32 bcn_timeout) |
5b435de0 | 4652 | { |
5b435de0 | 4653 | s32 err = 0; |
f588bc0c AS |
4654 | __le32 roamtrigger[2]; |
4655 | __le32 roam_delta[2]; | |
5b435de0 AS |
4656 | |
4657 | /* | |
4658 | * Setup timeout if Beacons are lost and roam is | |
4659 | * off to report link down | |
4660 | */ | |
4661 | if (roamvar) { | |
ac24be6f | 4662 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 | 4663 | if (err) { |
57d6e91a | 4664 | brcmf_err("bcn_timeout error (%d)\n", err); |
5b435de0 AS |
4665 | goto dongle_rom_out; |
4666 | } | |
4667 | } | |
4668 | ||
4669 | /* | |
4670 | * Enable/Disable built-in roaming to allow supplicant | |
4671 | * to take care of roaming | |
4672 | */ | |
647c9ae0 | 4673 | brcmf_dbg(INFO, "Internal Roaming = %s\n", roamvar ? "Off" : "On"); |
ac24be6f | 4674 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", roamvar); |
5b435de0 | 4675 | if (err) { |
57d6e91a | 4676 | brcmf_err("roam_off error (%d)\n", err); |
5b435de0 AS |
4677 | goto dongle_rom_out; |
4678 | } | |
4679 | ||
f588bc0c AS |
4680 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
4681 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 4682 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 4683 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 | 4684 | if (err) { |
57d6e91a | 4685 | brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err); |
5b435de0 AS |
4686 | goto dongle_rom_out; |
4687 | } | |
4688 | ||
f588bc0c AS |
4689 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
4690 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 4691 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 4692 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 | 4693 | if (err) { |
57d6e91a | 4694 | brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err); |
5b435de0 AS |
4695 | goto dongle_rom_out; |
4696 | } | |
4697 | ||
4698 | dongle_rom_out: | |
4699 | return err; | |
4700 | } | |
4701 | ||
4702 | static s32 | |
40a23296 | 4703 | brcmf_dongle_scantime(struct brcmf_if *ifp, s32 scan_assoc_time, |
c68cdc0f | 4704 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 AS |
4705 | { |
4706 | s32 err = 0; | |
4707 | ||
ac24be6f | 4708 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 4709 | scan_assoc_time); |
5b435de0 AS |
4710 | if (err) { |
4711 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4712 | brcmf_dbg(INFO, "Scan assoc time is not supported\n"); |
5b435de0 | 4713 | else |
57d6e91a | 4714 | brcmf_err("Scan assoc time error (%d)\n", err); |
5b435de0 AS |
4715 | goto dongle_scantime_out; |
4716 | } | |
ac24be6f | 4717 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 4718 | scan_unassoc_time); |
5b435de0 AS |
4719 | if (err) { |
4720 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4721 | brcmf_dbg(INFO, "Scan unassoc time is not supported\n"); |
5b435de0 | 4722 | else |
57d6e91a | 4723 | brcmf_err("Scan unassoc time error (%d)\n", err); |
5b435de0 AS |
4724 | goto dongle_scantime_out; |
4725 | } | |
4726 | ||
ac24be6f | 4727 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 4728 | scan_passive_time); |
5b435de0 AS |
4729 | if (err) { |
4730 | if (err == -EOPNOTSUPP) | |
647c9ae0 | 4731 | brcmf_dbg(INFO, "Scan passive time is not supported\n"); |
5b435de0 | 4732 | else |
57d6e91a | 4733 | brcmf_err("Scan passive time error (%d)\n", err); |
5b435de0 AS |
4734 | goto dongle_scantime_out; |
4735 | } | |
4736 | ||
4737 | dongle_scantime_out: | |
4738 | return err; | |
4739 | } | |
4740 | ||
27a68fe3 | 4741 | static s32 wl_update_wiphybands(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4742 | { |
ac24be6f | 4743 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
4744 | struct wiphy *wiphy; |
4745 | s32 phy_list; | |
4746 | s8 phy; | |
4747 | s32 err = 0; | |
4748 | ||
b87e2c48 | 4749 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST, |
81f5dcb8 | 4750 | &phy_list, sizeof(phy_list)); |
5b435de0 | 4751 | if (err) { |
57d6e91a | 4752 | brcmf_err("error (%d)\n", err); |
5b435de0 AS |
4753 | return err; |
4754 | } | |
4755 | ||
3ba81376 | 4756 | phy = ((char *)&phy_list)[0]; |
647c9ae0 | 4757 | brcmf_dbg(INFO, "%c phy\n", phy); |
5b435de0 | 4758 | if (phy == 'n' || phy == 'a') { |
27a68fe3 | 4759 | wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
4760 | wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_n; |
4761 | } | |
4762 | ||
4763 | return err; | |
4764 | } | |
4765 | ||
27a68fe3 | 4766 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4767 | { |
27a68fe3 | 4768 | return wl_update_wiphybands(cfg); |
5b435de0 AS |
4769 | } |
4770 | ||
27a68fe3 | 4771 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4772 | { |
4773 | struct net_device *ndev; | |
4774 | struct wireless_dev *wdev; | |
40a23296 | 4775 | struct brcmf_if *ifp; |
5b435de0 AS |
4776 | s32 power_mode; |
4777 | s32 err = 0; | |
4778 | ||
27a68fe3 | 4779 | if (cfg->dongle_up) |
5b435de0 AS |
4780 | return err; |
4781 | ||
27a68fe3 | 4782 | ndev = cfg_to_ndev(cfg); |
5b435de0 | 4783 | wdev = ndev->ieee80211_ptr; |
40a23296 HM |
4784 | ifp = netdev_priv(ndev); |
4785 | ||
4786 | /* make sure RF is ready for work */ | |
4787 | brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); | |
5b435de0 | 4788 | |
40a23296 HM |
4789 | brcmf_dongle_scantime(ifp, WL_SCAN_CHANNEL_TIME, |
4790 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5b435de0 | 4791 | |
27a68fe3 | 4792 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
40a23296 | 4793 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, power_mode); |
5b435de0 AS |
4794 | if (err) |
4795 | goto default_conf_out; | |
647c9ae0 AS |
4796 | brcmf_dbg(INFO, "power save set to %s\n", |
4797 | (power_mode ? "enabled" : "disabled")); | |
5b435de0 | 4798 | |
40a23296 | 4799 | err = brcmf_dongle_roam(ifp, (cfg->roam_on ? 0 : 1), WL_BEACON_TIMEOUT); |
5b435de0 AS |
4800 | if (err) |
4801 | goto default_conf_out; | |
5dd161ff FL |
4802 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
4803 | NULL, NULL); | |
40a23296 | 4804 | if (err) |
5b435de0 | 4805 | goto default_conf_out; |
27a68fe3 | 4806 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
4807 | if (err) |
4808 | goto default_conf_out; | |
4809 | ||
27a68fe3 | 4810 | cfg->dongle_up = true; |
40a23296 | 4811 | default_conf_out: |
5b435de0 AS |
4812 | |
4813 | return err; | |
4814 | ||
4815 | } | |
4816 | ||
bdf5ff51 | 4817 | static s32 __brcmf_cfg80211_up(struct brcmf_if *ifp) |
5b435de0 | 4818 | { |
c1179033 | 4819 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 4820 | |
bdf5ff51 | 4821 | return brcmf_config_dongle(ifp->drvr->config); |
5b435de0 AS |
4822 | } |
4823 | ||
bdf5ff51 | 4824 | static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp) |
5b435de0 | 4825 | { |
bdf5ff51 | 4826 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; |
c1179033 | 4827 | |
5b435de0 AS |
4828 | /* |
4829 | * While going down, if associated with AP disassociate | |
4830 | * from AP to save power | |
4831 | */ | |
903e0eee AS |
4832 | if (check_vif_up(ifp->vif)) { |
4833 | brcmf_link_down(ifp->vif); | |
5b435de0 AS |
4834 | |
4835 | /* Make sure WPA_Supplicant receives all the event | |
4836 | generated due to DISASSOC call to the fw to keep | |
4837 | the state fw and WPA_Supplicant state consistent | |
4838 | */ | |
4839 | brcmf_delay(500); | |
4840 | } | |
4841 | ||
27a68fe3 | 4842 | brcmf_abort_scanning(cfg); |
c1179033 | 4843 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 4844 | |
5b435de0 AS |
4845 | return 0; |
4846 | } | |
4847 | ||
bdf5ff51 | 4848 | s32 brcmf_cfg80211_up(struct net_device *ndev) |
5b435de0 | 4849 | { |
bdf5ff51 AS |
4850 | struct brcmf_if *ifp = netdev_priv(ndev); |
4851 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
4852 | s32 err = 0; |
4853 | ||
27a68fe3 | 4854 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 4855 | err = __brcmf_cfg80211_up(ifp); |
27a68fe3 | 4856 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
4857 | |
4858 | return err; | |
4859 | } | |
4860 | ||
bdf5ff51 | 4861 | s32 brcmf_cfg80211_down(struct net_device *ndev) |
5b435de0 | 4862 | { |
bdf5ff51 AS |
4863 | struct brcmf_if *ifp = netdev_priv(ndev); |
4864 | struct brcmf_cfg80211_info *cfg = ifp->drvr->config; | |
5b435de0 AS |
4865 | s32 err = 0; |
4866 | ||
27a68fe3 | 4867 | mutex_lock(&cfg->usr_sync); |
bdf5ff51 | 4868 | err = __brcmf_cfg80211_down(ifp); |
27a68fe3 | 4869 | mutex_unlock(&cfg->usr_sync); |
5b435de0 AS |
4870 | |
4871 | return err; | |
4872 | } | |
4873 | ||
9f440b7b AS |
4874 | u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state) |
4875 | { | |
4876 | struct brcmf_cfg80211_vif *vif; | |
4877 | bool result = 0; | |
4878 | ||
4879 | list_for_each_entry(vif, &cfg->vif_list, list) { | |
4880 | if (test_bit(state, &vif->sme_state)) | |
4881 | result++; | |
4882 | } | |
4883 | return result; | |
4884 | } | |
d3c0b633 AS |
4885 | |
4886 | static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event *event, | |
4887 | u8 action) | |
4888 | { | |
4889 | u8 evt_action; | |
4890 | ||
4891 | mutex_lock(&event->vif_event_lock); | |
4892 | evt_action = event->action; | |
4893 | mutex_unlock(&event->vif_event_lock); | |
4894 | return evt_action == action; | |
4895 | } | |
4896 | ||
4897 | void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, | |
4898 | struct brcmf_cfg80211_vif *vif) | |
4899 | { | |
4900 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4901 | ||
4902 | mutex_lock(&event->vif_event_lock); | |
4903 | event->vif = vif; | |
4904 | event->action = 0; | |
4905 | mutex_unlock(&event->vif_event_lock); | |
4906 | } | |
4907 | ||
4908 | bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg) | |
4909 | { | |
4910 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4911 | bool armed; | |
4912 | ||
4913 | mutex_lock(&event->vif_event_lock); | |
4914 | armed = event->vif != NULL; | |
4915 | mutex_unlock(&event->vif_event_lock); | |
4916 | ||
4917 | return armed; | |
4918 | } | |
4919 | int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg, | |
4920 | u8 action, ulong timeout) | |
4921 | { | |
4922 | struct brcmf_cfg80211_vif_event *event = &cfg->vif_event; | |
4923 | ||
4924 | return wait_event_timeout(event->vif_wq, | |
4925 | vif_event_equals(event, action), timeout); | |
4926 | } | |
4927 | ||
4928 | void brcmf_cfg80211_vif_complete(struct brcmf_cfg80211_info *cfg) | |
4929 | { | |
4930 | complete(&cfg->vif_event.vif_complete); | |
4931 | } |