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