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 | ||
02f77195 JP |
19 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
20 | ||
5b435de0 AS |
21 | #include <linux/kernel.h> |
22 | #include <linux/if_arp.h> | |
23 | #include <linux/sched.h> | |
24 | #include <linux/kthread.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/bitops.h> | |
27 | #include <linux/etherdevice.h> | |
28 | #include <linux/ieee80211.h> | |
29 | #include <linux/uaccess.h> | |
30 | #include <net/cfg80211.h> | |
cbaa177d | 31 | #include <net/netlink.h> |
5b435de0 AS |
32 | |
33 | #include <brcmu_utils.h> | |
34 | #include <defs.h> | |
35 | #include <brcmu_wifi.h> | |
36 | #include "dhd.h" | |
37 | #include "wl_cfg80211.h" | |
81f5dcb8 | 38 | #include "fwil.h" |
5b435de0 | 39 | |
e5806072 AS |
40 | #define BRCMF_SCAN_IE_LEN_MAX 2048 |
41 | #define BRCMF_PNO_VERSION 2 | |
42 | #define BRCMF_PNO_TIME 30 | |
43 | #define BRCMF_PNO_REPEAT 4 | |
44 | #define BRCMF_PNO_FREQ_EXPO_MAX 3 | |
45 | #define BRCMF_PNO_MAX_PFN_COUNT 16 | |
46 | #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6 | |
47 | #define BRCMF_PNO_HIDDEN_BIT 2 | |
48 | #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF | |
49 | #define BRCMF_PNO_SCAN_COMPLETE 1 | |
50 | #define BRCMF_PNO_SCAN_INCOMPLETE 0 | |
51 | ||
3eacf866 AS |
52 | #define BRCMF_IFACE_MAX_CNT 2 |
53 | ||
1a873342 | 54 | #define TLV_LEN_OFF 1 /* length offset */ |
04012895 | 55 | #define TLV_HDR_LEN 2 /* header length */ |
1a873342 HM |
56 | #define TLV_BODY_OFF 2 /* body offset */ |
57 | #define TLV_OUI_LEN 3 /* oui id length */ | |
58 | #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ | |
59 | #define WPA_OUI_TYPE 1 | |
60 | #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */ | |
61 | #define WME_OUI_TYPE 2 | |
62 | ||
63 | #define VS_IE_FIXED_HDR_LEN 6 | |
64 | #define WPA_IE_VERSION_LEN 2 | |
65 | #define WPA_IE_MIN_OUI_LEN 4 | |
66 | #define WPA_IE_SUITE_COUNT_LEN 2 | |
67 | ||
68 | #define WPA_CIPHER_NONE 0 /* None */ | |
69 | #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ | |
70 | #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ | |
71 | #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ | |
72 | #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ | |
73 | ||
74 | #define RSN_AKM_NONE 0 /* None (IBSS) */ | |
75 | #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ | |
76 | #define RSN_AKM_PSK 2 /* Pre-shared Key */ | |
77 | #define RSN_CAP_LEN 2 /* Length of RSN capabilities */ | |
78 | #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C | |
79 | ||
80 | #define VNDR_IE_CMD_LEN 4 /* length of the set command | |
81 | * string :"add", "del" (+ NUL) | |
82 | */ | |
83 | #define VNDR_IE_COUNT_OFFSET 4 | |
84 | #define VNDR_IE_PKTFLAG_OFFSET 8 | |
85 | #define VNDR_IE_VSIE_OFFSET 12 | |
86 | #define VNDR_IE_HDR_SIZE 12 | |
87 | #define VNDR_IE_BEACON_FLAG 0x1 | |
88 | #define VNDR_IE_PRBRSP_FLAG 0x2 | |
89 | #define MAX_VNDR_IE_NUMBER 5 | |
90 | ||
91 | #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */ | |
92 | #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */ | |
04012895 | 93 | |
5b435de0 AS |
94 | #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ |
95 | (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) | |
96 | ||
5b435de0 AS |
97 | static u32 brcmf_dbg_level = WL_DBG_ERR; |
98 | ||
ce81e317 | 99 | static bool check_vif_up(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 100 | { |
c1179033 AS |
101 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { |
102 | WL_INFO("device is not ready : status (%lu)\n", | |
103 | vif->sme_state); | |
5b435de0 AS |
104 | return false; |
105 | } | |
106 | return true; | |
107 | } | |
108 | ||
109 | #define CHAN2G(_channel, _freq, _flags) { \ | |
110 | .band = IEEE80211_BAND_2GHZ, \ | |
111 | .center_freq = (_freq), \ | |
112 | .hw_value = (_channel), \ | |
113 | .flags = (_flags), \ | |
114 | .max_antenna_gain = 0, \ | |
115 | .max_power = 30, \ | |
116 | } | |
117 | ||
118 | #define CHAN5G(_channel, _flags) { \ | |
119 | .band = IEEE80211_BAND_5GHZ, \ | |
120 | .center_freq = 5000 + (5 * (_channel)), \ | |
121 | .hw_value = (_channel), \ | |
122 | .flags = (_flags), \ | |
123 | .max_antenna_gain = 0, \ | |
124 | .max_power = 30, \ | |
125 | } | |
126 | ||
127 | #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
128 | #define RATETAB_ENT(_rateid, _flags) \ | |
129 | { \ | |
130 | .bitrate = RATE_TO_BASE100KBPS(_rateid), \ | |
131 | .hw_value = (_rateid), \ | |
132 | .flags = (_flags), \ | |
133 | } | |
134 | ||
135 | static struct ieee80211_rate __wl_rates[] = { | |
136 | RATETAB_ENT(BRCM_RATE_1M, 0), | |
137 | RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), | |
138 | RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), | |
139 | RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), | |
140 | RATETAB_ENT(BRCM_RATE_6M, 0), | |
141 | RATETAB_ENT(BRCM_RATE_9M, 0), | |
142 | RATETAB_ENT(BRCM_RATE_12M, 0), | |
143 | RATETAB_ENT(BRCM_RATE_18M, 0), | |
144 | RATETAB_ENT(BRCM_RATE_24M, 0), | |
145 | RATETAB_ENT(BRCM_RATE_36M, 0), | |
146 | RATETAB_ENT(BRCM_RATE_48M, 0), | |
147 | RATETAB_ENT(BRCM_RATE_54M, 0), | |
148 | }; | |
149 | ||
150 | #define wl_a_rates (__wl_rates + 4) | |
151 | #define wl_a_rates_size 8 | |
152 | #define wl_g_rates (__wl_rates + 0) | |
153 | #define wl_g_rates_size 12 | |
154 | ||
155 | static struct ieee80211_channel __wl_2ghz_channels[] = { | |
156 | CHAN2G(1, 2412, 0), | |
157 | CHAN2G(2, 2417, 0), | |
158 | CHAN2G(3, 2422, 0), | |
159 | CHAN2G(4, 2427, 0), | |
160 | CHAN2G(5, 2432, 0), | |
161 | CHAN2G(6, 2437, 0), | |
162 | CHAN2G(7, 2442, 0), | |
163 | CHAN2G(8, 2447, 0), | |
164 | CHAN2G(9, 2452, 0), | |
165 | CHAN2G(10, 2457, 0), | |
166 | CHAN2G(11, 2462, 0), | |
167 | CHAN2G(12, 2467, 0), | |
168 | CHAN2G(13, 2472, 0), | |
169 | CHAN2G(14, 2484, 0), | |
170 | }; | |
171 | ||
172 | static struct ieee80211_channel __wl_5ghz_a_channels[] = { | |
173 | CHAN5G(34, 0), CHAN5G(36, 0), | |
174 | CHAN5G(38, 0), CHAN5G(40, 0), | |
175 | CHAN5G(42, 0), CHAN5G(44, 0), | |
176 | CHAN5G(46, 0), CHAN5G(48, 0), | |
177 | CHAN5G(52, 0), CHAN5G(56, 0), | |
178 | CHAN5G(60, 0), CHAN5G(64, 0), | |
179 | CHAN5G(100, 0), CHAN5G(104, 0), | |
180 | CHAN5G(108, 0), CHAN5G(112, 0), | |
181 | CHAN5G(116, 0), CHAN5G(120, 0), | |
182 | CHAN5G(124, 0), CHAN5G(128, 0), | |
183 | CHAN5G(132, 0), CHAN5G(136, 0), | |
184 | CHAN5G(140, 0), CHAN5G(149, 0), | |
185 | CHAN5G(153, 0), CHAN5G(157, 0), | |
186 | CHAN5G(161, 0), CHAN5G(165, 0), | |
187 | CHAN5G(184, 0), CHAN5G(188, 0), | |
188 | CHAN5G(192, 0), CHAN5G(196, 0), | |
189 | CHAN5G(200, 0), CHAN5G(204, 0), | |
190 | CHAN5G(208, 0), CHAN5G(212, 0), | |
191 | CHAN5G(216, 0), | |
192 | }; | |
193 | ||
194 | static struct ieee80211_channel __wl_5ghz_n_channels[] = { | |
195 | CHAN5G(32, 0), CHAN5G(34, 0), | |
196 | CHAN5G(36, 0), CHAN5G(38, 0), | |
197 | CHAN5G(40, 0), CHAN5G(42, 0), | |
198 | CHAN5G(44, 0), CHAN5G(46, 0), | |
199 | CHAN5G(48, 0), CHAN5G(50, 0), | |
200 | CHAN5G(52, 0), CHAN5G(54, 0), | |
201 | CHAN5G(56, 0), CHAN5G(58, 0), | |
202 | CHAN5G(60, 0), CHAN5G(62, 0), | |
203 | CHAN5G(64, 0), CHAN5G(66, 0), | |
204 | CHAN5G(68, 0), CHAN5G(70, 0), | |
205 | CHAN5G(72, 0), CHAN5G(74, 0), | |
206 | CHAN5G(76, 0), CHAN5G(78, 0), | |
207 | CHAN5G(80, 0), CHAN5G(82, 0), | |
208 | CHAN5G(84, 0), CHAN5G(86, 0), | |
209 | CHAN5G(88, 0), CHAN5G(90, 0), | |
210 | CHAN5G(92, 0), CHAN5G(94, 0), | |
211 | CHAN5G(96, 0), CHAN5G(98, 0), | |
212 | CHAN5G(100, 0), CHAN5G(102, 0), | |
213 | CHAN5G(104, 0), CHAN5G(106, 0), | |
214 | CHAN5G(108, 0), CHAN5G(110, 0), | |
215 | CHAN5G(112, 0), CHAN5G(114, 0), | |
216 | CHAN5G(116, 0), CHAN5G(118, 0), | |
217 | CHAN5G(120, 0), CHAN5G(122, 0), | |
218 | CHAN5G(124, 0), CHAN5G(126, 0), | |
219 | CHAN5G(128, 0), CHAN5G(130, 0), | |
220 | CHAN5G(132, 0), CHAN5G(134, 0), | |
221 | CHAN5G(136, 0), CHAN5G(138, 0), | |
222 | CHAN5G(140, 0), CHAN5G(142, 0), | |
223 | CHAN5G(144, 0), CHAN5G(145, 0), | |
224 | CHAN5G(146, 0), CHAN5G(147, 0), | |
225 | CHAN5G(148, 0), CHAN5G(149, 0), | |
226 | CHAN5G(150, 0), CHAN5G(151, 0), | |
227 | CHAN5G(152, 0), CHAN5G(153, 0), | |
228 | CHAN5G(154, 0), CHAN5G(155, 0), | |
229 | CHAN5G(156, 0), CHAN5G(157, 0), | |
230 | CHAN5G(158, 0), CHAN5G(159, 0), | |
231 | CHAN5G(160, 0), CHAN5G(161, 0), | |
232 | CHAN5G(162, 0), CHAN5G(163, 0), | |
233 | CHAN5G(164, 0), CHAN5G(165, 0), | |
234 | CHAN5G(166, 0), CHAN5G(168, 0), | |
235 | CHAN5G(170, 0), CHAN5G(172, 0), | |
236 | CHAN5G(174, 0), CHAN5G(176, 0), | |
237 | CHAN5G(178, 0), CHAN5G(180, 0), | |
238 | CHAN5G(182, 0), CHAN5G(184, 0), | |
239 | CHAN5G(186, 0), CHAN5G(188, 0), | |
240 | CHAN5G(190, 0), CHAN5G(192, 0), | |
241 | CHAN5G(194, 0), CHAN5G(196, 0), | |
242 | CHAN5G(198, 0), CHAN5G(200, 0), | |
243 | CHAN5G(202, 0), CHAN5G(204, 0), | |
244 | CHAN5G(206, 0), CHAN5G(208, 0), | |
245 | CHAN5G(210, 0), CHAN5G(212, 0), | |
246 | CHAN5G(214, 0), CHAN5G(216, 0), | |
247 | CHAN5G(218, 0), CHAN5G(220, 0), | |
248 | CHAN5G(222, 0), CHAN5G(224, 0), | |
249 | CHAN5G(226, 0), CHAN5G(228, 0), | |
250 | }; | |
251 | ||
252 | static struct ieee80211_supported_band __wl_band_2ghz = { | |
253 | .band = IEEE80211_BAND_2GHZ, | |
254 | .channels = __wl_2ghz_channels, | |
255 | .n_channels = ARRAY_SIZE(__wl_2ghz_channels), | |
256 | .bitrates = wl_g_rates, | |
257 | .n_bitrates = wl_g_rates_size, | |
258 | }; | |
259 | ||
260 | static struct ieee80211_supported_band __wl_band_5ghz_a = { | |
261 | .band = IEEE80211_BAND_5GHZ, | |
262 | .channels = __wl_5ghz_a_channels, | |
263 | .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), | |
264 | .bitrates = wl_a_rates, | |
265 | .n_bitrates = wl_a_rates_size, | |
266 | }; | |
267 | ||
268 | static struct ieee80211_supported_band __wl_band_5ghz_n = { | |
269 | .band = IEEE80211_BAND_5GHZ, | |
270 | .channels = __wl_5ghz_n_channels, | |
271 | .n_channels = ARRAY_SIZE(__wl_5ghz_n_channels), | |
272 | .bitrates = wl_a_rates, | |
273 | .n_bitrates = wl_a_rates_size, | |
274 | }; | |
275 | ||
276 | static const u32 __wl_cipher_suites[] = { | |
277 | WLAN_CIPHER_SUITE_WEP40, | |
278 | WLAN_CIPHER_SUITE_WEP104, | |
279 | WLAN_CIPHER_SUITE_TKIP, | |
280 | WLAN_CIPHER_SUITE_CCMP, | |
281 | WLAN_CIPHER_SUITE_AES_CMAC, | |
282 | }; | |
283 | ||
f8e4b412 AB |
284 | /* tag_ID/length/value_buffer tuple */ |
285 | struct brcmf_tlv { | |
286 | u8 id; | |
287 | u8 len; | |
288 | u8 data[1]; | |
289 | }; | |
290 | ||
1a873342 HM |
291 | /* Vendor specific ie. id = 221, oui and type defines exact ie */ |
292 | struct brcmf_vs_tlv { | |
293 | u8 id; | |
294 | u8 len; | |
295 | u8 oui[3]; | |
296 | u8 oui_type; | |
297 | }; | |
298 | ||
299 | struct parsed_vndr_ie_info { | |
300 | u8 *ie_ptr; | |
301 | u32 ie_len; /* total length including id & length field */ | |
302 | struct brcmf_vs_tlv vndrie; | |
303 | }; | |
304 | ||
305 | struct parsed_vndr_ies { | |
306 | u32 count; | |
307 | struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER]; | |
308 | }; | |
309 | ||
ef6ac17a AB |
310 | /* Quarter dBm units to mW |
311 | * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153 | |
312 | * Table is offset so the last entry is largest mW value that fits in | |
313 | * a u16. | |
314 | */ | |
315 | ||
316 | #define QDBM_OFFSET 153 /* Offset for first entry */ | |
317 | #define QDBM_TABLE_LEN 40 /* Table size */ | |
318 | ||
319 | /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET. | |
320 | * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2 | |
321 | */ | |
322 | #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */ | |
323 | ||
324 | /* Largest mW value that will round down to the last table entry, | |
325 | * QDBM_OFFSET + QDBM_TABLE_LEN-1. | |
326 | * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) + | |
327 | * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2. | |
328 | */ | |
329 | #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */ | |
330 | ||
331 | static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = { | |
332 | /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */ | |
333 | /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000, | |
334 | /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849, | |
335 | /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119, | |
336 | /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811, | |
337 | /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096 | |
338 | }; | |
339 | ||
340 | static u16 brcmf_qdbm_to_mw(u8 qdbm) | |
341 | { | |
342 | uint factor = 1; | |
343 | int idx = qdbm - QDBM_OFFSET; | |
344 | ||
345 | if (idx >= QDBM_TABLE_LEN) | |
346 | /* clamp to max u16 mW value */ | |
347 | return 0xFFFF; | |
348 | ||
349 | /* scale the qdBm index up to the range of the table 0-40 | |
350 | * where an offset of 40 qdBm equals a factor of 10 mW. | |
351 | */ | |
352 | while (idx < 0) { | |
353 | idx += 40; | |
354 | factor *= 10; | |
355 | } | |
356 | ||
357 | /* return the mW value scaled down to the correct factor of 10, | |
358 | * adding in factor/2 to get proper rounding. | |
359 | */ | |
360 | return (nqdBm_to_mW_map[idx] + factor / 2) / factor; | |
361 | } | |
362 | ||
363 | static u8 brcmf_mw_to_qdbm(u16 mw) | |
364 | { | |
365 | u8 qdbm; | |
366 | int offset; | |
367 | uint mw_uint = mw; | |
368 | uint boundary; | |
369 | ||
370 | /* handle boundary case */ | |
371 | if (mw_uint <= 1) | |
372 | return 0; | |
373 | ||
374 | offset = QDBM_OFFSET; | |
375 | ||
376 | /* move mw into the range of the table */ | |
377 | while (mw_uint < QDBM_TABLE_LOW_BOUND) { | |
378 | mw_uint *= 10; | |
379 | offset -= 40; | |
380 | } | |
381 | ||
382 | for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) { | |
383 | boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] - | |
384 | nqdBm_to_mW_map[qdbm]) / 2; | |
385 | if (mw_uint < boundary) | |
386 | break; | |
387 | } | |
388 | ||
389 | qdbm += (u8) offset; | |
390 | ||
391 | return qdbm; | |
392 | } | |
393 | ||
6e186166 AS |
394 | static u16 channel_to_chanspec(struct ieee80211_channel *ch) |
395 | { | |
396 | u16 chanspec; | |
397 | ||
398 | chanspec = ieee80211_frequency_to_channel(ch->center_freq); | |
399 | chanspec &= WL_CHANSPEC_CHAN_MASK; | |
400 | ||
401 | if (ch->band == IEEE80211_BAND_2GHZ) | |
402 | chanspec |= WL_CHANSPEC_BAND_2G; | |
403 | else | |
404 | chanspec |= WL_CHANSPEC_BAND_5G; | |
405 | ||
406 | if (ch->flags & IEEE80211_CHAN_NO_HT40) { | |
407 | chanspec |= WL_CHANSPEC_BW_20; | |
408 | chanspec |= WL_CHANSPEC_CTL_SB_NONE; | |
409 | } else { | |
410 | chanspec |= WL_CHANSPEC_BW_40; | |
411 | if (ch->flags & IEEE80211_CHAN_NO_HT40PLUS) | |
412 | chanspec |= WL_CHANSPEC_CTL_SB_LOWER; | |
413 | else | |
414 | chanspec |= WL_CHANSPEC_CTL_SB_UPPER; | |
415 | } | |
416 | return chanspec; | |
417 | } | |
418 | ||
5b435de0 AS |
419 | static void convert_key_from_CPU(struct brcmf_wsec_key *key, |
420 | struct brcmf_wsec_key_le *key_le) | |
421 | { | |
422 | key_le->index = cpu_to_le32(key->index); | |
423 | key_le->len = cpu_to_le32(key->len); | |
424 | key_le->algo = cpu_to_le32(key->algo); | |
425 | key_le->flags = cpu_to_le32(key->flags); | |
426 | key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi); | |
427 | key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo); | |
428 | key_le->iv_initialized = cpu_to_le32(key->iv_initialized); | |
429 | memcpy(key_le->data, key->data, sizeof(key->data)); | |
430 | memcpy(key_le->ea, key->ea, sizeof(key->ea)); | |
431 | } | |
432 | ||
f09d0c02 | 433 | static int |
2eaba7e8 | 434 | send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) |
5b435de0 AS |
435 | { |
436 | int err; | |
437 | struct brcmf_wsec_key_le key_le; | |
438 | ||
439 | convert_key_from_CPU(key, &key_le); | |
f09d0c02 | 440 | |
81f5dcb8 HM |
441 | brcmf_netdev_wait_pend8021x(ndev); |
442 | ||
ac24be6f | 443 | err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, |
81f5dcb8 | 444 | sizeof(key_le)); |
f09d0c02 | 445 | |
5b435de0 | 446 | if (err) |
f09d0c02 | 447 | WL_ERR("wsec_key error (%d)\n", err); |
5b435de0 AS |
448 | return err; |
449 | } | |
450 | ||
451 | static s32 | |
452 | brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, | |
453 | enum nl80211_iftype type, u32 *flags, | |
454 | struct vif_params *params) | |
455 | { | |
c1179033 | 456 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 457 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
5b435de0 | 458 | s32 infra = 0; |
1a873342 | 459 | s32 ap = 0; |
5b435de0 AS |
460 | s32 err = 0; |
461 | ||
1a873342 | 462 | WL_TRACE("Enter, ndev=%p, type=%d\n", ndev, type); |
5b435de0 AS |
463 | |
464 | switch (type) { | |
465 | case NL80211_IFTYPE_MONITOR: | |
466 | case NL80211_IFTYPE_WDS: | |
467 | WL_ERR("type (%d) : currently we do not support this type\n", | |
468 | type); | |
469 | return -EOPNOTSUPP; | |
470 | case NL80211_IFTYPE_ADHOC: | |
27a68fe3 | 471 | cfg->conf->mode = WL_MODE_IBSS; |
5b435de0 AS |
472 | infra = 0; |
473 | break; | |
474 | case NL80211_IFTYPE_STATION: | |
27a68fe3 | 475 | cfg->conf->mode = WL_MODE_BSS; |
5b435de0 AS |
476 | infra = 1; |
477 | break; | |
1a873342 | 478 | case NL80211_IFTYPE_AP: |
27a68fe3 | 479 | cfg->conf->mode = WL_MODE_AP; |
1a873342 HM |
480 | ap = 1; |
481 | break; | |
5b435de0 AS |
482 | default: |
483 | err = -EINVAL; | |
484 | goto done; | |
485 | } | |
486 | ||
1a873342 | 487 | if (ap) { |
c1179033 | 488 | set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
27a68fe3 AS |
489 | if (!cfg->ap_info) |
490 | cfg->ap_info = kzalloc(sizeof(*cfg->ap_info), | |
491 | GFP_KERNEL); | |
492 | if (!cfg->ap_info) { | |
1a873342 HM |
493 | err = -ENOMEM; |
494 | goto done; | |
495 | } | |
496 | WL_INFO("IF Type = AP\n"); | |
5b435de0 | 497 | } else { |
ac24be6f AS |
498 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), |
499 | BRCMF_C_SET_INFRA, infra); | |
1a873342 HM |
500 | if (err) { |
501 | WL_ERR("WLC_SET_INFRA error (%d)\n", err); | |
502 | err = -EAGAIN; | |
503 | goto done; | |
504 | } | |
505 | WL_INFO("IF Type = %s\n", | |
27a68fe3 | 506 | (cfg->conf->mode == WL_MODE_IBSS) ? |
1a873342 | 507 | "Adhoc" : "Infra"); |
5b435de0 | 508 | } |
1a873342 | 509 | ndev->ieee80211_ptr->iftype = type; |
5b435de0 AS |
510 | |
511 | done: | |
512 | WL_TRACE("Exit\n"); | |
513 | ||
514 | return err; | |
515 | } | |
516 | ||
5b435de0 AS |
517 | static void brcmf_set_mpc(struct net_device *ndev, int mpc) |
518 | { | |
c1179033 | 519 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 520 | s32 err = 0; |
5b435de0 | 521 | |
ce81e317 | 522 | if (check_vif_up(ifp->vif)) { |
c1179033 | 523 | err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); |
5b435de0 AS |
524 | if (err) { |
525 | WL_ERR("fail to set mpc\n"); | |
526 | return; | |
527 | } | |
528 | WL_INFO("MPC : %d\n", mpc); | |
529 | } | |
530 | } | |
531 | ||
35aafa9d HM |
532 | static void brcmf_iscan_prep(struct brcmf_scan_params_le *params_le, |
533 | struct brcmf_ssid *ssid) | |
5b435de0 | 534 | { |
ba40d166 | 535 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
5b435de0 AS |
536 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
537 | params_le->scan_type = 0; | |
538 | params_le->channel_num = 0; | |
539 | params_le->nprobes = cpu_to_le32(-1); | |
540 | params_le->active_time = cpu_to_le32(-1); | |
541 | params_le->passive_time = cpu_to_le32(-1); | |
542 | params_le->home_time = cpu_to_le32(-1); | |
ed205b36 HM |
543 | if (ssid && ssid->SSID_len) { |
544 | params_le->ssid_le.SSID_len = cpu_to_le32(ssid->SSID_len); | |
545 | memcpy(¶ms_le->ssid_le.SSID, ssid->SSID, ssid->SSID_len); | |
546 | } | |
5b435de0 AS |
547 | } |
548 | ||
5b435de0 AS |
549 | static s32 |
550 | brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, | |
551 | struct brcmf_ssid *ssid, u16 action) | |
552 | { | |
553 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
554 | offsetof(struct brcmf_iscan_params_le, params_le); | |
555 | struct brcmf_iscan_params_le *params; | |
556 | s32 err = 0; | |
557 | ||
558 | if (ssid && ssid->SSID_len) | |
559 | params_size += sizeof(struct brcmf_ssid); | |
560 | params = kzalloc(params_size, GFP_KERNEL); | |
561 | if (!params) | |
562 | return -ENOMEM; | |
563 | BUG_ON(params_size >= BRCMF_DCMD_SMLEN); | |
564 | ||
35aafa9d | 565 | brcmf_iscan_prep(¶ms->params_le, ssid); |
5b435de0 AS |
566 | |
567 | params->version = cpu_to_le32(BRCMF_ISCAN_REQ_VERSION); | |
568 | params->action = cpu_to_le16(action); | |
569 | params->scan_duration = cpu_to_le16(0); | |
570 | ||
ac24be6f AS |
571 | err = brcmf_fil_iovar_data_set(netdev_priv(iscan->ndev), "iscan", |
572 | params, params_size); | |
5b435de0 AS |
573 | if (err) { |
574 | if (err == -EBUSY) | |
575 | WL_INFO("system busy : iscan canceled\n"); | |
576 | else | |
577 | WL_ERR("error (%d)\n", err); | |
578 | } | |
579 | ||
580 | kfree(params); | |
581 | return err; | |
582 | } | |
583 | ||
27a68fe3 | 584 | static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 585 | { |
27a68fe3 AS |
586 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); |
587 | struct net_device *ndev = cfg_to_ndev(cfg); | |
5b435de0 | 588 | struct brcmf_ssid ssid; |
81f5dcb8 | 589 | u32 passive_scan; |
5b435de0 AS |
590 | s32 err = 0; |
591 | ||
592 | /* Broadcast scan by default */ | |
593 | memset(&ssid, 0, sizeof(ssid)); | |
594 | ||
595 | iscan->state = WL_ISCAN_STATE_SCANING; | |
596 | ||
81f5dcb8 | 597 | passive_scan = cfg->active_scan ? 0 : 1; |
ac24be6f | 598 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), |
81f5dcb8 | 599 | BRCMF_C_SET_PASSIVE_SCAN, passive_scan); |
5b435de0 AS |
600 | if (err) { |
601 | WL_ERR("error (%d)\n", err); | |
602 | return err; | |
603 | } | |
604 | brcmf_set_mpc(ndev, 0); | |
27a68fe3 | 605 | cfg->iscan_kickstart = true; |
5b435de0 AS |
606 | err = brcmf_run_iscan(iscan, &ssid, BRCMF_SCAN_ACTION_START); |
607 | if (err) { | |
608 | brcmf_set_mpc(ndev, 1); | |
27a68fe3 | 609 | cfg->iscan_kickstart = false; |
5b435de0 AS |
610 | return err; |
611 | } | |
612 | mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); | |
613 | iscan->timer_on = 1; | |
614 | return err; | |
615 | } | |
616 | ||
617 | static s32 | |
35aafa9d HM |
618 | brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, |
619 | struct cfg80211_scan_request *request, | |
620 | struct cfg80211_ssid *this_ssid) | |
5b435de0 | 621 | { |
c1179033 | 622 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 623 | struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); |
5b435de0 | 624 | struct cfg80211_ssid *ssids; |
27a68fe3 | 625 | struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; |
81f5dcb8 | 626 | u32 passive_scan; |
5b435de0 AS |
627 | bool iscan_req; |
628 | bool spec_scan; | |
629 | s32 err = 0; | |
630 | u32 SSID_len; | |
631 | ||
c1179033 AS |
632 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
633 | WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); | |
5b435de0 AS |
634 | return -EAGAIN; |
635 | } | |
c1179033 AS |
636 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
637 | WL_ERR("Scanning being aborted: status (%lu)\n", | |
638 | cfg->scan_status); | |
5b435de0 AS |
639 | return -EAGAIN; |
640 | } | |
c1179033 AS |
641 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
642 | WL_ERR("Connecting: status (%lu)\n", ifp->vif->sme_state); | |
5b435de0 AS |
643 | return -EAGAIN; |
644 | } | |
645 | ||
646 | iscan_req = false; | |
647 | spec_scan = false; | |
648 | if (request) { | |
649 | /* scan bss */ | |
650 | ssids = request->ssids; | |
27a68fe3 | 651 | if (cfg->iscan_on && (!ssids || !ssids->ssid_len)) |
5b435de0 AS |
652 | iscan_req = true; |
653 | } else { | |
654 | /* scan in ibss */ | |
655 | /* we don't do iscan in ibss */ | |
656 | ssids = this_ssid; | |
657 | } | |
658 | ||
27a68fe3 | 659 | cfg->scan_request = request; |
c1179033 | 660 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
5b435de0 | 661 | if (iscan_req) { |
27a68fe3 | 662 | err = brcmf_do_iscan(cfg); |
5b435de0 AS |
663 | if (!err) |
664 | return err; | |
665 | else | |
666 | goto scan_out; | |
667 | } else { | |
668 | WL_SCAN("ssid \"%s\", ssid_len (%d)\n", | |
669 | ssids->ssid, ssids->ssid_len); | |
670 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); | |
671 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
672 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
673 | if (SSID_len) { | |
674 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
675 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
676 | spec_scan = true; | |
677 | } else { | |
678 | WL_SCAN("Broadcast scan\n"); | |
679 | } | |
680 | ||
81f5dcb8 | 681 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 682 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 683 | passive_scan); |
5b435de0 AS |
684 | if (err) { |
685 | WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); | |
686 | goto scan_out; | |
687 | } | |
688 | brcmf_set_mpc(ndev, 0); | |
c1179033 | 689 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 690 | &sr->ssid_le, sizeof(sr->ssid_le)); |
5b435de0 AS |
691 | if (err) { |
692 | if (err == -EBUSY) | |
693 | WL_INFO("system busy : scan for \"%s\" " | |
694 | "canceled\n", sr->ssid_le.SSID); | |
695 | else | |
696 | WL_ERR("WLC_SCAN error (%d)\n", err); | |
697 | ||
698 | brcmf_set_mpc(ndev, 1); | |
699 | goto scan_out; | |
700 | } | |
701 | } | |
702 | ||
703 | return 0; | |
704 | ||
705 | scan_out: | |
c1179033 | 706 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 707 | cfg->scan_request = NULL; |
5b435de0 AS |
708 | return err; |
709 | } | |
710 | ||
e756af5b HM |
711 | static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, |
712 | struct cfg80211_scan_request *request) | |
713 | { | |
714 | u32 n_ssids; | |
715 | u32 n_channels; | |
716 | s32 i; | |
717 | s32 offset; | |
029591f3 | 718 | u16 chanspec; |
e756af5b | 719 | char *ptr; |
029591f3 | 720 | struct brcmf_ssid_le ssid_le; |
e756af5b | 721 | |
ba40d166 | 722 | memset(params_le->bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
723 | params_le->bss_type = DOT11_BSSTYPE_ANY; |
724 | params_le->scan_type = 0; | |
725 | params_le->channel_num = 0; | |
726 | params_le->nprobes = cpu_to_le32(-1); | |
727 | params_le->active_time = cpu_to_le32(-1); | |
728 | params_le->passive_time = cpu_to_le32(-1); | |
729 | params_le->home_time = cpu_to_le32(-1); | |
730 | memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); | |
731 | ||
732 | /* if request is null exit so it will be all channel broadcast scan */ | |
733 | if (!request) | |
734 | return; | |
735 | ||
736 | n_ssids = request->n_ssids; | |
737 | n_channels = request->n_channels; | |
738 | /* Copy channel array if applicable */ | |
739 | WL_SCAN("### List of channelspecs to scan ### %d\n", n_channels); | |
740 | if (n_channels > 0) { | |
741 | for (i = 0; i < n_channels; i++) { | |
6e186166 | 742 | chanspec = channel_to_chanspec(request->channels[i]); |
e756af5b | 743 | WL_SCAN("Chan : %d, Channel spec: %x\n", |
6e186166 | 744 | request->channels[i]->hw_value, chanspec); |
029591f3 | 745 | params_le->channel_list[i] = cpu_to_le16(chanspec); |
e756af5b HM |
746 | } |
747 | } else { | |
748 | WL_SCAN("Scanning all channels\n"); | |
749 | } | |
750 | /* Copy ssid array if applicable */ | |
751 | WL_SCAN("### List of SSIDs to scan ### %d\n", n_ssids); | |
752 | if (n_ssids > 0) { | |
753 | offset = offsetof(struct brcmf_scan_params_le, channel_list) + | |
754 | n_channels * sizeof(u16); | |
755 | offset = roundup(offset, sizeof(u32)); | |
756 | ptr = (char *)params_le + offset; | |
757 | for (i = 0; i < n_ssids; i++) { | |
029591f3 AS |
758 | memset(&ssid_le, 0, sizeof(ssid_le)); |
759 | ssid_le.SSID_len = | |
760 | cpu_to_le32(request->ssids[i].ssid_len); | |
761 | memcpy(ssid_le.SSID, request->ssids[i].ssid, | |
762 | request->ssids[i].ssid_len); | |
763 | if (!ssid_le.SSID_len) | |
e756af5b HM |
764 | WL_SCAN("%d: Broadcast scan\n", i); |
765 | else | |
766 | WL_SCAN("%d: scan for %s size =%d\n", i, | |
029591f3 AS |
767 | ssid_le.SSID, ssid_le.SSID_len); |
768 | memcpy(ptr, &ssid_le, sizeof(ssid_le)); | |
769 | ptr += sizeof(ssid_le); | |
e756af5b HM |
770 | } |
771 | } else { | |
772 | WL_SCAN("Broadcast scan %p\n", request->ssids); | |
773 | if ((request->ssids) && request->ssids->ssid_len) { | |
774 | WL_SCAN("SSID %s len=%d\n", params_le->ssid_le.SSID, | |
775 | request->ssids->ssid_len); | |
776 | params_le->ssid_le.SSID_len = | |
777 | cpu_to_le32(request->ssids->ssid_len); | |
778 | memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, | |
779 | request->ssids->ssid_len); | |
780 | } | |
781 | } | |
782 | /* Adding mask to channel numbers */ | |
783 | params_le->channel_num = | |
784 | cpu_to_le32((n_ssids << BRCMF_SCAN_PARAMS_NSSID_SHIFT) | | |
785 | (n_channels & BRCMF_SCAN_PARAMS_COUNT_MASK)); | |
786 | } | |
787 | ||
788 | static s32 | |
27a68fe3 | 789 | brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, |
e756af5b HM |
790 | struct net_device *ndev, |
791 | bool aborted, bool fw_abort) | |
792 | { | |
793 | struct brcmf_scan_params_le params_le; | |
794 | struct cfg80211_scan_request *scan_request; | |
795 | s32 err = 0; | |
796 | ||
797 | WL_SCAN("Enter\n"); | |
798 | ||
799 | /* clear scan request, because the FW abort can cause a second call */ | |
800 | /* to this functon and might cause a double cfg80211_scan_done */ | |
27a68fe3 AS |
801 | scan_request = cfg->scan_request; |
802 | cfg->scan_request = NULL; | |
e756af5b | 803 | |
27a68fe3 AS |
804 | if (timer_pending(&cfg->escan_timeout)) |
805 | del_timer_sync(&cfg->escan_timeout); | |
e756af5b HM |
806 | |
807 | if (fw_abort) { | |
808 | /* Do a scan abort to stop the driver's scan engine */ | |
809 | WL_SCAN("ABORT scan in firmware\n"); | |
810 | memset(¶ms_le, 0, sizeof(params_le)); | |
ba40d166 | 811 | memset(params_le.bssid, 0xFF, ETH_ALEN); |
e756af5b HM |
812 | params_le.bss_type = DOT11_BSSTYPE_ANY; |
813 | params_le.scan_type = 0; | |
814 | params_le.channel_num = cpu_to_le32(1); | |
815 | params_le.nprobes = cpu_to_le32(1); | |
816 | params_le.active_time = cpu_to_le32(-1); | |
817 | params_le.passive_time = cpu_to_le32(-1); | |
818 | params_le.home_time = cpu_to_le32(-1); | |
819 | /* Scan is aborted by setting channel_list[0] to -1 */ | |
820 | params_le.channel_list[0] = cpu_to_le16(-1); | |
821 | /* E-Scan (or anyother type) can be aborted by SCAN */ | |
ac24be6f AS |
822 | err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, |
823 | ¶ms_le, sizeof(params_le)); | |
e756af5b HM |
824 | if (err) |
825 | WL_ERR("Scan abort failed\n"); | |
826 | } | |
e5806072 AS |
827 | /* |
828 | * e-scan can be initiated by scheduled scan | |
829 | * which takes precedence. | |
830 | */ | |
27a68fe3 | 831 | if (cfg->sched_escan) { |
e5806072 | 832 | WL_SCAN("scheduled scan completed\n"); |
27a68fe3 | 833 | cfg->sched_escan = false; |
e5806072 | 834 | if (!aborted) |
27a68fe3 | 835 | cfg80211_sched_scan_results(cfg_to_wiphy(cfg)); |
e5806072 AS |
836 | brcmf_set_mpc(ndev, 1); |
837 | } else if (scan_request) { | |
e756af5b HM |
838 | WL_SCAN("ESCAN Completed scan: %s\n", |
839 | aborted ? "Aborted" : "Done"); | |
840 | cfg80211_scan_done(scan_request, aborted); | |
841 | brcmf_set_mpc(ndev, 1); | |
842 | } | |
c1179033 | 843 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e756af5b HM |
844 | WL_ERR("Scan complete while device not scanning\n"); |
845 | return -EPERM; | |
846 | } | |
847 | ||
848 | return err; | |
849 | } | |
850 | ||
851 | static s32 | |
27a68fe3 | 852 | brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, |
e756af5b HM |
853 | struct cfg80211_scan_request *request, u16 action) |
854 | { | |
855 | s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE + | |
856 | offsetof(struct brcmf_escan_params_le, params_le); | |
857 | struct brcmf_escan_params_le *params; | |
858 | s32 err = 0; | |
859 | ||
860 | WL_SCAN("E-SCAN START\n"); | |
861 | ||
862 | if (request != NULL) { | |
863 | /* Allocate space for populating ssids in struct */ | |
864 | params_size += sizeof(u32) * ((request->n_channels + 1) / 2); | |
865 | ||
866 | /* Allocate space for populating ssids in struct */ | |
867 | params_size += sizeof(struct brcmf_ssid) * request->n_ssids; | |
868 | } | |
869 | ||
870 | params = kzalloc(params_size, GFP_KERNEL); | |
871 | if (!params) { | |
872 | err = -ENOMEM; | |
873 | goto exit; | |
874 | } | |
875 | BUG_ON(params_size + sizeof("escan") >= BRCMF_DCMD_MEDLEN); | |
876 | brcmf_escan_prep(¶ms->params_le, request); | |
877 | params->version = cpu_to_le32(BRCMF_ESCAN_REQ_VERSION); | |
878 | params->action = cpu_to_le16(action); | |
879 | params->sync_id = cpu_to_le16(0x1234); | |
880 | ||
ac24be6f AS |
881 | err = brcmf_fil_iovar_data_set(netdev_priv(ndev), "escan", |
882 | params, params_size); | |
e756af5b HM |
883 | if (err) { |
884 | if (err == -EBUSY) | |
885 | WL_INFO("system busy : escan canceled\n"); | |
886 | else | |
887 | WL_ERR("error (%d)\n", err); | |
888 | } | |
889 | ||
890 | kfree(params); | |
891 | exit: | |
892 | return err; | |
893 | } | |
894 | ||
895 | static s32 | |
27a68fe3 | 896 | brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, |
e756af5b HM |
897 | struct net_device *ndev, struct cfg80211_scan_request *request) |
898 | { | |
899 | s32 err; | |
81f5dcb8 | 900 | u32 passive_scan; |
e756af5b HM |
901 | struct brcmf_scan_results *results; |
902 | ||
903 | WL_SCAN("Enter\n"); | |
27a68fe3 AS |
904 | cfg->escan_info.ndev = ndev; |
905 | cfg->escan_info.wiphy = wiphy; | |
906 | cfg->escan_info.escan_state = WL_ESCAN_STATE_SCANNING; | |
81f5dcb8 | 907 | passive_scan = cfg->active_scan ? 0 : 1; |
ac24be6f | 908 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 909 | passive_scan); |
e756af5b HM |
910 | if (err) { |
911 | WL_ERR("error (%d)\n", err); | |
912 | return err; | |
913 | } | |
914 | brcmf_set_mpc(ndev, 0); | |
27a68fe3 | 915 | results = (struct brcmf_scan_results *)cfg->escan_info.escan_buf; |
e756af5b HM |
916 | results->version = 0; |
917 | results->count = 0; | |
918 | results->buflen = WL_ESCAN_RESULTS_FIXED_SIZE; | |
919 | ||
27a68fe3 | 920 | err = brcmf_run_escan(cfg, ndev, request, WL_ESCAN_ACTION_START); |
e756af5b HM |
921 | if (err) |
922 | brcmf_set_mpc(ndev, 1); | |
923 | return err; | |
924 | } | |
925 | ||
926 | static s32 | |
927 | brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, | |
928 | struct cfg80211_scan_request *request, | |
929 | struct cfg80211_ssid *this_ssid) | |
930 | { | |
c1179033 | 931 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 932 | struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); |
e756af5b | 933 | struct cfg80211_ssid *ssids; |
27a68fe3 | 934 | struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; |
81f5dcb8 | 935 | u32 passive_scan; |
e756af5b HM |
936 | bool escan_req; |
937 | bool spec_scan; | |
938 | s32 err; | |
939 | u32 SSID_len; | |
940 | ||
941 | WL_SCAN("START ESCAN\n"); | |
942 | ||
c1179033 AS |
943 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
944 | WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); | |
e756af5b HM |
945 | return -EAGAIN; |
946 | } | |
c1179033 AS |
947 | if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { |
948 | WL_ERR("Scanning being aborted: status (%lu)\n", | |
949 | cfg->scan_status); | |
e756af5b HM |
950 | return -EAGAIN; |
951 | } | |
c1179033 AS |
952 | if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { |
953 | WL_ERR("Connecting: status (%lu)\n", ifp->vif->sme_state); | |
e756af5b HM |
954 | return -EAGAIN; |
955 | } | |
956 | ||
957 | /* Arm scan timeout timer */ | |
27a68fe3 | 958 | mod_timer(&cfg->escan_timeout, jiffies + |
e756af5b HM |
959 | WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); |
960 | ||
961 | escan_req = false; | |
962 | if (request) { | |
963 | /* scan bss */ | |
964 | ssids = request->ssids; | |
965 | escan_req = true; | |
966 | } else { | |
967 | /* scan in ibss */ | |
968 | /* we don't do escan in ibss */ | |
969 | ssids = this_ssid; | |
970 | } | |
971 | ||
27a68fe3 | 972 | cfg->scan_request = request; |
c1179033 | 973 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e756af5b | 974 | if (escan_req) { |
27a68fe3 | 975 | err = brcmf_do_escan(cfg, wiphy, ndev, request); |
e756af5b HM |
976 | if (!err) |
977 | return err; | |
978 | else | |
979 | goto scan_out; | |
980 | } else { | |
981 | WL_SCAN("ssid \"%s\", ssid_len (%d)\n", | |
982 | ssids->ssid, ssids->ssid_len); | |
983 | memset(&sr->ssid_le, 0, sizeof(sr->ssid_le)); | |
984 | SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len); | |
985 | sr->ssid_le.SSID_len = cpu_to_le32(0); | |
986 | spec_scan = false; | |
987 | if (SSID_len) { | |
988 | memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len); | |
989 | sr->ssid_le.SSID_len = cpu_to_le32(SSID_len); | |
990 | spec_scan = true; | |
991 | } else | |
992 | WL_SCAN("Broadcast scan\n"); | |
993 | ||
81f5dcb8 | 994 | passive_scan = cfg->active_scan ? 0 : 1; |
c1179033 | 995 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, |
81f5dcb8 | 996 | passive_scan); |
e756af5b HM |
997 | if (err) { |
998 | WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); | |
999 | goto scan_out; | |
1000 | } | |
1001 | brcmf_set_mpc(ndev, 0); | |
c1179033 | 1002 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, |
ac24be6f | 1003 | &sr->ssid_le, sizeof(sr->ssid_le)); |
e756af5b HM |
1004 | if (err) { |
1005 | if (err == -EBUSY) | |
1006 | WL_INFO("BUSY: scan for \"%s\" canceled\n", | |
1007 | sr->ssid_le.SSID); | |
1008 | else | |
1009 | WL_ERR("WLC_SCAN error (%d)\n", err); | |
1010 | ||
1011 | brcmf_set_mpc(ndev, 1); | |
1012 | goto scan_out; | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | return 0; | |
1017 | ||
1018 | scan_out: | |
c1179033 | 1019 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 AS |
1020 | if (timer_pending(&cfg->escan_timeout)) |
1021 | del_timer_sync(&cfg->escan_timeout); | |
1022 | cfg->scan_request = NULL; | |
e756af5b HM |
1023 | return err; |
1024 | } | |
1025 | ||
5b435de0 | 1026 | static s32 |
0abb5f21 | 1027 | brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
5b435de0 | 1028 | { |
fd014284 | 1029 | struct net_device *ndev = request->wdev->netdev; |
27a68fe3 | 1030 | struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); |
5b435de0 AS |
1031 | s32 err = 0; |
1032 | ||
1033 | WL_TRACE("Enter\n"); | |
1034 | ||
ce81e317 | 1035 | if (!check_vif_up(container_of(request->wdev, |
0abb5f21 | 1036 | struct brcmf_cfg80211_vif, wdev))) |
5b435de0 AS |
1037 | return -EIO; |
1038 | ||
27a68fe3 | 1039 | if (cfg->iscan_on) |
e756af5b | 1040 | err = brcmf_cfg80211_iscan(wiphy, ndev, request, NULL); |
27a68fe3 | 1041 | else if (cfg->escan_on) |
e756af5b HM |
1042 | err = brcmf_cfg80211_escan(wiphy, ndev, request, NULL); |
1043 | ||
5b435de0 AS |
1044 | if (err) |
1045 | WL_ERR("scan error (%d)\n", err); | |
1046 | ||
1047 | WL_TRACE("Exit\n"); | |
1048 | return err; | |
1049 | } | |
1050 | ||
1051 | static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) | |
1052 | { | |
1053 | s32 err = 0; | |
1054 | ||
ac24be6f AS |
1055 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", |
1056 | rts_threshold); | |
5b435de0 AS |
1057 | if (err) |
1058 | WL_ERR("Error (%d)\n", err); | |
1059 | ||
1060 | return err; | |
1061 | } | |
1062 | ||
1063 | static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) | |
1064 | { | |
1065 | s32 err = 0; | |
1066 | ||
ac24be6f AS |
1067 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", |
1068 | frag_threshold); | |
5b435de0 AS |
1069 | if (err) |
1070 | WL_ERR("Error (%d)\n", err); | |
1071 | ||
1072 | return err; | |
1073 | } | |
1074 | ||
1075 | static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) | |
1076 | { | |
1077 | s32 err = 0; | |
1078 | u32 cmd = (l ? BRCM_SET_LRL : BRCM_SET_SRL); | |
1079 | ||
ac24be6f | 1080 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); |
5b435de0 AS |
1081 | if (err) { |
1082 | WL_ERR("cmd (%d) , error (%d)\n", cmd, err); | |
1083 | return err; | |
1084 | } | |
1085 | return err; | |
1086 | } | |
1087 | ||
1088 | static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) | |
1089 | { | |
27a68fe3 AS |
1090 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1091 | struct net_device *ndev = cfg_to_ndev(cfg); | |
0abb5f21 | 1092 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1093 | s32 err = 0; |
1094 | ||
1095 | WL_TRACE("Enter\n"); | |
ce81e317 | 1096 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1097 | return -EIO; |
1098 | ||
1099 | if (changed & WIPHY_PARAM_RTS_THRESHOLD && | |
27a68fe3 AS |
1100 | (cfg->conf->rts_threshold != wiphy->rts_threshold)) { |
1101 | cfg->conf->rts_threshold = wiphy->rts_threshold; | |
1102 | err = brcmf_set_rts(ndev, cfg->conf->rts_threshold); | |
5b435de0 AS |
1103 | if (!err) |
1104 | goto done; | |
1105 | } | |
1106 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD && | |
27a68fe3 AS |
1107 | (cfg->conf->frag_threshold != wiphy->frag_threshold)) { |
1108 | cfg->conf->frag_threshold = wiphy->frag_threshold; | |
1109 | err = brcmf_set_frag(ndev, cfg->conf->frag_threshold); | |
5b435de0 AS |
1110 | if (!err) |
1111 | goto done; | |
1112 | } | |
1113 | if (changed & WIPHY_PARAM_RETRY_LONG | |
27a68fe3 AS |
1114 | && (cfg->conf->retry_long != wiphy->retry_long)) { |
1115 | cfg->conf->retry_long = wiphy->retry_long; | |
1116 | err = brcmf_set_retry(ndev, cfg->conf->retry_long, true); | |
5b435de0 AS |
1117 | if (!err) |
1118 | goto done; | |
1119 | } | |
1120 | if (changed & WIPHY_PARAM_RETRY_SHORT | |
27a68fe3 AS |
1121 | && (cfg->conf->retry_short != wiphy->retry_short)) { |
1122 | cfg->conf->retry_short = wiphy->retry_short; | |
1123 | err = brcmf_set_retry(ndev, cfg->conf->retry_short, false); | |
5b435de0 AS |
1124 | if (!err) |
1125 | goto done; | |
1126 | } | |
1127 | ||
1128 | done: | |
1129 | WL_TRACE("Exit\n"); | |
1130 | return err; | |
1131 | } | |
1132 | ||
5b435de0 AS |
1133 | static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) |
1134 | { | |
1135 | memset(prof, 0, sizeof(*prof)); | |
1136 | } | |
1137 | ||
1138 | static void brcmf_ch_to_chanspec(int ch, struct brcmf_join_params *join_params, | |
1139 | size_t *join_params_size) | |
1140 | { | |
1141 | u16 chanspec = 0; | |
1142 | ||
1143 | if (ch != 0) { | |
1144 | if (ch <= CH_MAX_2G_CHANNEL) | |
1145 | chanspec |= WL_CHANSPEC_BAND_2G; | |
1146 | else | |
1147 | chanspec |= WL_CHANSPEC_BAND_5G; | |
1148 | ||
1149 | chanspec |= WL_CHANSPEC_BW_20; | |
1150 | chanspec |= WL_CHANSPEC_CTL_SB_NONE; | |
1151 | ||
1152 | *join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE + | |
1153 | sizeof(u16); | |
1154 | ||
1155 | chanspec |= (ch & WL_CHANSPEC_CHAN_MASK); | |
1156 | join_params->params_le.chanspec_list[0] = cpu_to_le16(chanspec); | |
1157 | join_params->params_le.chanspec_num = cpu_to_le32(1); | |
1158 | ||
1159 | WL_CONN("join_params->params.chanspec_list[0]= %#X," | |
1160 | "channel %d, chanspec %#X\n", | |
1161 | chanspec, ch, chanspec); | |
1162 | } | |
1163 | } | |
1164 | ||
27a68fe3 | 1165 | static void brcmf_link_down(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
1166 | { |
1167 | struct net_device *ndev = NULL; | |
1168 | s32 err = 0; | |
1169 | ||
1170 | WL_TRACE("Enter\n"); | |
1171 | ||
27a68fe3 AS |
1172 | if (cfg->link_up) { |
1173 | ndev = cfg_to_ndev(cfg); | |
5b435de0 | 1174 | WL_INFO("Call WLC_DISASSOC to stop excess roaming\n "); |
ac24be6f AS |
1175 | err = brcmf_fil_cmd_data_set(netdev_priv(ndev), |
1176 | BRCMF_C_DISASSOC, NULL, 0); | |
5b435de0 AS |
1177 | if (err) |
1178 | WL_ERR("WLC_DISASSOC failed (%d)\n", err); | |
27a68fe3 | 1179 | cfg->link_up = false; |
5b435de0 AS |
1180 | } |
1181 | WL_TRACE("Exit\n"); | |
1182 | } | |
1183 | ||
1184 | static s32 | |
1185 | brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, | |
1186 | struct cfg80211_ibss_params *params) | |
1187 | { | |
27a68fe3 | 1188 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1189 | struct brcmf_if *ifp = netdev_priv(ndev); |
1190 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1191 | struct brcmf_join_params join_params; |
1192 | size_t join_params_size = 0; | |
1193 | s32 err = 0; | |
1194 | s32 wsec = 0; | |
1195 | s32 bcnprd; | |
5b435de0 AS |
1196 | |
1197 | WL_TRACE("Enter\n"); | |
ce81e317 | 1198 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1199 | return -EIO; |
1200 | ||
1201 | if (params->ssid) | |
1202 | WL_CONN("SSID: %s\n", params->ssid); | |
1203 | else { | |
1204 | WL_CONN("SSID: NULL, Not supported\n"); | |
1205 | return -EOPNOTSUPP; | |
1206 | } | |
1207 | ||
c1179033 | 1208 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1209 | |
1210 | if (params->bssid) | |
040a7831 | 1211 | WL_CONN("BSSID: %pM\n", params->bssid); |
5b435de0 AS |
1212 | else |
1213 | WL_CONN("No BSSID specified\n"); | |
1214 | ||
1215 | if (params->channel) | |
1216 | WL_CONN("channel: %d\n", params->channel->center_freq); | |
1217 | else | |
1218 | WL_CONN("no channel specified\n"); | |
1219 | ||
1220 | if (params->channel_fixed) | |
1221 | WL_CONN("fixed channel required\n"); | |
1222 | else | |
1223 | WL_CONN("no fixed channel required\n"); | |
1224 | ||
1225 | if (params->ie && params->ie_len) | |
1226 | WL_CONN("ie len: %d\n", params->ie_len); | |
1227 | else | |
1228 | WL_CONN("no ie specified\n"); | |
1229 | ||
1230 | if (params->beacon_interval) | |
1231 | WL_CONN("beacon interval: %d\n", params->beacon_interval); | |
1232 | else | |
1233 | WL_CONN("no beacon interval specified\n"); | |
1234 | ||
1235 | if (params->basic_rates) | |
1236 | WL_CONN("basic rates: %08X\n", params->basic_rates); | |
1237 | else | |
1238 | WL_CONN("no basic rates specified\n"); | |
1239 | ||
1240 | if (params->privacy) | |
1241 | WL_CONN("privacy required\n"); | |
1242 | else | |
1243 | WL_CONN("no privacy required\n"); | |
1244 | ||
1245 | /* Configure Privacy for starter */ | |
1246 | if (params->privacy) | |
1247 | wsec |= WEP_ENABLED; | |
1248 | ||
c1179033 | 1249 | err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); |
5b435de0 AS |
1250 | if (err) { |
1251 | WL_ERR("wsec failed (%d)\n", err); | |
1252 | goto done; | |
1253 | } | |
1254 | ||
1255 | /* Configure Beacon Interval for starter */ | |
1256 | if (params->beacon_interval) | |
1257 | bcnprd = params->beacon_interval; | |
1258 | else | |
1259 | bcnprd = 100; | |
1260 | ||
c1179033 | 1261 | err = brcmf_fil_cmd_int_set(ifp, BRCM_SET_BCNPRD, bcnprd); |
5b435de0 AS |
1262 | if (err) { |
1263 | WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err); | |
1264 | goto done; | |
1265 | } | |
1266 | ||
1267 | /* Configure required join parameter */ | |
1268 | memset(&join_params, 0, sizeof(struct brcmf_join_params)); | |
1269 | ||
1270 | /* SSID */ | |
6c8c4f72 AS |
1271 | profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32); |
1272 | memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len); | |
1273 | memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len); | |
1274 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1275 | join_params_size = sizeof(join_params.ssid_le); |
5b435de0 AS |
1276 | |
1277 | /* BSSID */ | |
1278 | if (params->bssid) { | |
1279 | memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN); | |
1280 | join_params_size = sizeof(join_params.ssid_le) + | |
1281 | BRCMF_ASSOC_PARAMS_FIXED_SIZE; | |
6c8c4f72 | 1282 | memcpy(profile->bssid, params->bssid, ETH_ALEN); |
5b435de0 | 1283 | } else { |
ba40d166 | 1284 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
6c8c4f72 | 1285 | memset(profile->bssid, 0, ETH_ALEN); |
5b435de0 AS |
1286 | } |
1287 | ||
5b435de0 AS |
1288 | /* Channel */ |
1289 | if (params->channel) { | |
1290 | u32 target_channel; | |
1291 | ||
27a68fe3 | 1292 | cfg->channel = |
5b435de0 AS |
1293 | ieee80211_frequency_to_channel( |
1294 | params->channel->center_freq); | |
1295 | if (params->channel_fixed) { | |
1296 | /* adding chanspec */ | |
27a68fe3 | 1297 | brcmf_ch_to_chanspec(cfg->channel, |
5b435de0 AS |
1298 | &join_params, &join_params_size); |
1299 | } | |
1300 | ||
1301 | /* set channel for starter */ | |
27a68fe3 | 1302 | target_channel = cfg->channel; |
c1179033 | 1303 | err = brcmf_fil_cmd_int_set(ifp, BRCM_SET_CHANNEL, |
81f5dcb8 | 1304 | target_channel); |
5b435de0 AS |
1305 | if (err) { |
1306 | WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err); | |
1307 | goto done; | |
1308 | } | |
1309 | } else | |
27a68fe3 | 1310 | cfg->channel = 0; |
5b435de0 | 1311 | |
27a68fe3 | 1312 | cfg->ibss_starter = false; |
5b435de0 AS |
1313 | |
1314 | ||
c1179033 | 1315 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1316 | &join_params, join_params_size); |
5b435de0 AS |
1317 | if (err) { |
1318 | WL_ERR("WLC_SET_SSID failed (%d)\n", err); | |
1319 | goto done; | |
1320 | } | |
1321 | ||
1322 | done: | |
1323 | if (err) | |
c1179033 | 1324 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1325 | WL_TRACE("Exit\n"); |
1326 | return err; | |
1327 | } | |
1328 | ||
1329 | static s32 | |
1330 | brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) | |
1331 | { | |
27a68fe3 | 1332 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1333 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1334 | s32 err = 0; |
1335 | ||
1336 | WL_TRACE("Enter\n"); | |
ce81e317 | 1337 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1338 | return -EIO; |
1339 | ||
27a68fe3 | 1340 | brcmf_link_down(cfg); |
5b435de0 AS |
1341 | |
1342 | WL_TRACE("Exit\n"); | |
1343 | ||
1344 | return err; | |
1345 | } | |
1346 | ||
1347 | static s32 brcmf_set_wpa_version(struct net_device *ndev, | |
1348 | struct cfg80211_connect_params *sme) | |
1349 | { | |
6ac4f4ed | 1350 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1351 | struct brcmf_cfg80211_security *sec; |
1352 | s32 val = 0; | |
1353 | s32 err = 0; | |
1354 | ||
1355 | if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) | |
1356 | val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; | |
1357 | else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) | |
1358 | val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; | |
1359 | else | |
1360 | val = WPA_AUTH_DISABLED; | |
1361 | WL_CONN("setting wpa_auth to 0x%0x\n", val); | |
ac24be6f | 1362 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wpa_auth", val); |
5b435de0 AS |
1363 | if (err) { |
1364 | WL_ERR("set wpa_auth failed (%d)\n", err); | |
1365 | return err; | |
1366 | } | |
06bb123e | 1367 | sec = &profile->sec; |
5b435de0 AS |
1368 | sec->wpa_versions = sme->crypto.wpa_versions; |
1369 | return err; | |
1370 | } | |
1371 | ||
1372 | static s32 brcmf_set_auth_type(struct net_device *ndev, | |
1373 | struct cfg80211_connect_params *sme) | |
1374 | { | |
6ac4f4ed | 1375 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1376 | struct brcmf_cfg80211_security *sec; |
1377 | s32 val = 0; | |
1378 | s32 err = 0; | |
1379 | ||
1380 | switch (sme->auth_type) { | |
1381 | case NL80211_AUTHTYPE_OPEN_SYSTEM: | |
1382 | val = 0; | |
1383 | WL_CONN("open system\n"); | |
1384 | break; | |
1385 | case NL80211_AUTHTYPE_SHARED_KEY: | |
1386 | val = 1; | |
1387 | WL_CONN("shared key\n"); | |
1388 | break; | |
1389 | case NL80211_AUTHTYPE_AUTOMATIC: | |
1390 | val = 2; | |
1391 | WL_CONN("automatic\n"); | |
1392 | break; | |
1393 | case NL80211_AUTHTYPE_NETWORK_EAP: | |
1394 | WL_CONN("network eap\n"); | |
1395 | default: | |
1396 | val = 2; | |
1397 | WL_ERR("invalid auth type (%d)\n", sme->auth_type); | |
1398 | break; | |
1399 | } | |
1400 | ||
ac24be6f | 1401 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "auth", val); |
5b435de0 AS |
1402 | if (err) { |
1403 | WL_ERR("set auth failed (%d)\n", err); | |
1404 | return err; | |
1405 | } | |
06bb123e | 1406 | sec = &profile->sec; |
5b435de0 AS |
1407 | sec->auth_type = sme->auth_type; |
1408 | return err; | |
1409 | } | |
1410 | ||
1411 | static s32 | |
1412 | brcmf_set_set_cipher(struct net_device *ndev, | |
1413 | struct cfg80211_connect_params *sme) | |
1414 | { | |
6ac4f4ed | 1415 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1416 | struct brcmf_cfg80211_security *sec; |
1417 | s32 pval = 0; | |
1418 | s32 gval = 0; | |
1419 | s32 err = 0; | |
1420 | ||
1421 | if (sme->crypto.n_ciphers_pairwise) { | |
1422 | switch (sme->crypto.ciphers_pairwise[0]) { | |
1423 | case WLAN_CIPHER_SUITE_WEP40: | |
1424 | case WLAN_CIPHER_SUITE_WEP104: | |
1425 | pval = WEP_ENABLED; | |
1426 | break; | |
1427 | case WLAN_CIPHER_SUITE_TKIP: | |
1428 | pval = TKIP_ENABLED; | |
1429 | break; | |
1430 | case WLAN_CIPHER_SUITE_CCMP: | |
1431 | pval = AES_ENABLED; | |
1432 | break; | |
1433 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1434 | pval = AES_ENABLED; | |
1435 | break; | |
1436 | default: | |
1437 | WL_ERR("invalid cipher pairwise (%d)\n", | |
1438 | sme->crypto.ciphers_pairwise[0]); | |
1439 | return -EINVAL; | |
1440 | } | |
1441 | } | |
1442 | if (sme->crypto.cipher_group) { | |
1443 | switch (sme->crypto.cipher_group) { | |
1444 | case WLAN_CIPHER_SUITE_WEP40: | |
1445 | case WLAN_CIPHER_SUITE_WEP104: | |
1446 | gval = WEP_ENABLED; | |
1447 | break; | |
1448 | case WLAN_CIPHER_SUITE_TKIP: | |
1449 | gval = TKIP_ENABLED; | |
1450 | break; | |
1451 | case WLAN_CIPHER_SUITE_CCMP: | |
1452 | gval = AES_ENABLED; | |
1453 | break; | |
1454 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1455 | gval = AES_ENABLED; | |
1456 | break; | |
1457 | default: | |
1458 | WL_ERR("invalid cipher group (%d)\n", | |
1459 | sme->crypto.cipher_group); | |
1460 | return -EINVAL; | |
1461 | } | |
1462 | } | |
1463 | ||
1464 | WL_CONN("pval (%d) gval (%d)\n", pval, gval); | |
ac24be6f | 1465 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wsec", pval | gval); |
5b435de0 AS |
1466 | if (err) { |
1467 | WL_ERR("error (%d)\n", err); | |
1468 | return err; | |
1469 | } | |
1470 | ||
06bb123e | 1471 | sec = &profile->sec; |
5b435de0 AS |
1472 | sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
1473 | sec->cipher_group = sme->crypto.cipher_group; | |
1474 | ||
1475 | return err; | |
1476 | } | |
1477 | ||
1478 | static s32 | |
1479 | brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) | |
1480 | { | |
6ac4f4ed | 1481 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1482 | struct brcmf_cfg80211_security *sec; |
1483 | s32 val = 0; | |
1484 | s32 err = 0; | |
1485 | ||
1486 | if (sme->crypto.n_akm_suites) { | |
ac24be6f AS |
1487 | err = brcmf_fil_iovar_int_get(netdev_priv(ndev), |
1488 | "wpa_auth", &val); | |
5b435de0 AS |
1489 | if (err) { |
1490 | WL_ERR("could not get wpa_auth (%d)\n", err); | |
1491 | return err; | |
1492 | } | |
1493 | if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { | |
1494 | switch (sme->crypto.akm_suites[0]) { | |
1495 | case WLAN_AKM_SUITE_8021X: | |
1496 | val = WPA_AUTH_UNSPECIFIED; | |
1497 | break; | |
1498 | case WLAN_AKM_SUITE_PSK: | |
1499 | val = WPA_AUTH_PSK; | |
1500 | break; | |
1501 | default: | |
1502 | WL_ERR("invalid cipher group (%d)\n", | |
1503 | sme->crypto.cipher_group); | |
1504 | return -EINVAL; | |
1505 | } | |
1506 | } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { | |
1507 | switch (sme->crypto.akm_suites[0]) { | |
1508 | case WLAN_AKM_SUITE_8021X: | |
1509 | val = WPA2_AUTH_UNSPECIFIED; | |
1510 | break; | |
1511 | case WLAN_AKM_SUITE_PSK: | |
1512 | val = WPA2_AUTH_PSK; | |
1513 | break; | |
1514 | default: | |
1515 | WL_ERR("invalid cipher group (%d)\n", | |
1516 | sme->crypto.cipher_group); | |
1517 | return -EINVAL; | |
1518 | } | |
1519 | } | |
1520 | ||
1521 | WL_CONN("setting wpa_auth to %d\n", val); | |
ac24be6f AS |
1522 | err = brcmf_fil_iovar_int_set(netdev_priv(ndev), |
1523 | "wpa_auth", val); | |
5b435de0 AS |
1524 | if (err) { |
1525 | WL_ERR("could not set wpa_auth (%d)\n", err); | |
1526 | return err; | |
1527 | } | |
1528 | } | |
06bb123e | 1529 | sec = &profile->sec; |
5b435de0 AS |
1530 | sec->wpa_auth = sme->crypto.akm_suites[0]; |
1531 | ||
1532 | return err; | |
1533 | } | |
1534 | ||
1535 | static s32 | |
f09d0c02 HM |
1536 | brcmf_set_sharedkey(struct net_device *ndev, |
1537 | struct cfg80211_connect_params *sme) | |
5b435de0 | 1538 | { |
6ac4f4ed | 1539 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); |
5b435de0 AS |
1540 | struct brcmf_cfg80211_security *sec; |
1541 | struct brcmf_wsec_key key; | |
1542 | s32 val; | |
1543 | s32 err = 0; | |
1544 | ||
1545 | WL_CONN("key len (%d)\n", sme->key_len); | |
5b435de0 | 1546 | |
a718e2fe RV |
1547 | if (sme->key_len == 0) |
1548 | return 0; | |
1549 | ||
06bb123e | 1550 | sec = &profile->sec; |
a718e2fe RV |
1551 | WL_CONN("wpa_versions 0x%x cipher_pairwise 0x%x\n", |
1552 | sec->wpa_versions, sec->cipher_pairwise); | |
1553 | ||
1554 | if (sec->wpa_versions & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) | |
1555 | return 0; | |
1556 | ||
f09d0c02 HM |
1557 | if (!(sec->cipher_pairwise & |
1558 | (WLAN_CIPHER_SUITE_WEP40 | WLAN_CIPHER_SUITE_WEP104))) | |
1559 | return 0; | |
a718e2fe | 1560 | |
f09d0c02 HM |
1561 | memset(&key, 0, sizeof(key)); |
1562 | key.len = (u32) sme->key_len; | |
1563 | key.index = (u32) sme->key_idx; | |
1564 | if (key.len > sizeof(key.data)) { | |
1565 | WL_ERR("Too long key length (%u)\n", key.len); | |
1566 | return -EINVAL; | |
1567 | } | |
1568 | memcpy(key.data, sme->key, key.len); | |
1569 | key.flags = BRCMF_PRIMARY_KEY; | |
1570 | switch (sec->cipher_pairwise) { | |
1571 | case WLAN_CIPHER_SUITE_WEP40: | |
1572 | key.algo = CRYPTO_ALGO_WEP1; | |
1573 | break; | |
1574 | case WLAN_CIPHER_SUITE_WEP104: | |
1575 | key.algo = CRYPTO_ALGO_WEP128; | |
1576 | break; | |
1577 | default: | |
1578 | WL_ERR("Invalid algorithm (%d)\n", | |
1579 | sme->crypto.ciphers_pairwise[0]); | |
1580 | return -EINVAL; | |
1581 | } | |
1582 | /* Set the new key/index */ | |
1583 | WL_CONN("key length (%d) key index (%d) algo (%d)\n", | |
1584 | key.len, key.index, key.algo); | |
1585 | WL_CONN("key \"%s\"\n", key.data); | |
2eaba7e8 | 1586 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1587 | if (err) |
1588 | return err; | |
1589 | ||
1590 | if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { | |
1591 | WL_CONN("set auth_type to shared key\n"); | |
1592 | val = WL_AUTH_SHARED_KEY; /* shared key */ | |
ac24be6f | 1593 | err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); |
f09d0c02 HM |
1594 | if (err) |
1595 | WL_ERR("set auth failed (%d)\n", err); | |
5b435de0 AS |
1596 | } |
1597 | return err; | |
1598 | } | |
1599 | ||
1600 | static s32 | |
1601 | brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, | |
1602 | struct cfg80211_connect_params *sme) | |
1603 | { | |
27a68fe3 | 1604 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1605 | struct brcmf_if *ifp = netdev_priv(ndev); |
1606 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1607 | struct ieee80211_channel *chan = sme->channel; |
1608 | struct brcmf_join_params join_params; | |
1609 | size_t join_params_size; | |
1610 | struct brcmf_ssid ssid; | |
1611 | ||
1612 | s32 err = 0; | |
1613 | ||
1614 | WL_TRACE("Enter\n"); | |
ce81e317 | 1615 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1616 | return -EIO; |
1617 | ||
1618 | if (!sme->ssid) { | |
1619 | WL_ERR("Invalid ssid\n"); | |
1620 | return -EOPNOTSUPP; | |
1621 | } | |
1622 | ||
c1179033 | 1623 | set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1624 | |
1625 | if (chan) { | |
27a68fe3 | 1626 | cfg->channel = |
5b435de0 AS |
1627 | ieee80211_frequency_to_channel(chan->center_freq); |
1628 | WL_CONN("channel (%d), center_req (%d)\n", | |
27a68fe3 | 1629 | cfg->channel, chan->center_freq); |
5b435de0 | 1630 | } else |
27a68fe3 | 1631 | cfg->channel = 0; |
5b435de0 AS |
1632 | |
1633 | WL_INFO("ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); | |
1634 | ||
1635 | err = brcmf_set_wpa_version(ndev, sme); | |
1636 | if (err) { | |
1637 | WL_ERR("wl_set_wpa_version failed (%d)\n", err); | |
1638 | goto done; | |
1639 | } | |
1640 | ||
1641 | err = brcmf_set_auth_type(ndev, sme); | |
1642 | if (err) { | |
1643 | WL_ERR("wl_set_auth_type failed (%d)\n", err); | |
1644 | goto done; | |
1645 | } | |
1646 | ||
1647 | err = brcmf_set_set_cipher(ndev, sme); | |
1648 | if (err) { | |
1649 | WL_ERR("wl_set_set_cipher failed (%d)\n", err); | |
1650 | goto done; | |
1651 | } | |
1652 | ||
1653 | err = brcmf_set_key_mgmt(ndev, sme); | |
1654 | if (err) { | |
1655 | WL_ERR("wl_set_key_mgmt failed (%d)\n", err); | |
1656 | goto done; | |
1657 | } | |
1658 | ||
f09d0c02 | 1659 | err = brcmf_set_sharedkey(ndev, sme); |
5b435de0 | 1660 | if (err) { |
f09d0c02 | 1661 | WL_ERR("brcmf_set_sharedkey failed (%d)\n", err); |
5b435de0 AS |
1662 | goto done; |
1663 | } | |
1664 | ||
1665 | memset(&join_params, 0, sizeof(join_params)); | |
1666 | join_params_size = sizeof(join_params.ssid_le); | |
1667 | ||
6c8c4f72 AS |
1668 | profile->ssid.SSID_len = min_t(u32, |
1669 | sizeof(ssid.SSID), (u32)sme->ssid_len); | |
1670 | memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len); | |
1671 | memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); | |
1672 | join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); | |
5b435de0 | 1673 | |
ba40d166 | 1674 | memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); |
5b435de0 AS |
1675 | |
1676 | if (ssid.SSID_len < IEEE80211_MAX_SSID_LEN) | |
1677 | WL_CONN("ssid \"%s\", len (%d)\n", | |
1678 | ssid.SSID, ssid.SSID_len); | |
1679 | ||
27a68fe3 | 1680 | brcmf_ch_to_chanspec(cfg->channel, |
5b435de0 | 1681 | &join_params, &join_params_size); |
c1179033 | 1682 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
81f5dcb8 | 1683 | &join_params, join_params_size); |
5b435de0 AS |
1684 | if (err) |
1685 | WL_ERR("WLC_SET_SSID failed (%d)\n", err); | |
1686 | ||
1687 | done: | |
1688 | if (err) | |
c1179033 | 1689 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); |
5b435de0 AS |
1690 | WL_TRACE("Exit\n"); |
1691 | return err; | |
1692 | } | |
1693 | ||
1694 | static s32 | |
1695 | brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, | |
1696 | u16 reason_code) | |
1697 | { | |
27a68fe3 | 1698 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1699 | struct brcmf_if *ifp = netdev_priv(ndev); |
1700 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
1701 | struct brcmf_scb_val_le scbval; |
1702 | s32 err = 0; | |
1703 | ||
1704 | WL_TRACE("Enter. Reason code = %d\n", reason_code); | |
ce81e317 | 1705 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1706 | return -EIO; |
1707 | ||
c1179033 | 1708 | clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
5b435de0 | 1709 | |
06bb123e | 1710 | memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); |
5b435de0 | 1711 | scbval.val = cpu_to_le32(reason_code); |
c1179033 | 1712 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, |
ac24be6f | 1713 | &scbval, sizeof(scbval)); |
5b435de0 AS |
1714 | if (err) |
1715 | WL_ERR("error (%d)\n", err); | |
1716 | ||
27a68fe3 | 1717 | cfg->link_up = false; |
5b435de0 AS |
1718 | |
1719 | WL_TRACE("Exit\n"); | |
1720 | return err; | |
1721 | } | |
1722 | ||
1723 | static s32 | |
1724 | brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, | |
d3f31134 | 1725 | enum nl80211_tx_power_setting type, s32 mbm) |
5b435de0 AS |
1726 | { |
1727 | ||
27a68fe3 | 1728 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
1729 | struct net_device *ndev = cfg_to_ndev(cfg); |
1730 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5b435de0 AS |
1731 | u16 txpwrmw; |
1732 | s32 err = 0; | |
1733 | s32 disable = 0; | |
d3f31134 | 1734 | s32 dbm = MBM_TO_DBM(mbm); |
5b435de0 AS |
1735 | |
1736 | WL_TRACE("Enter\n"); | |
ce81e317 | 1737 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1738 | return -EIO; |
1739 | ||
1740 | switch (type) { | |
1741 | case NL80211_TX_POWER_AUTOMATIC: | |
1742 | break; | |
1743 | case NL80211_TX_POWER_LIMITED: | |
5b435de0 AS |
1744 | case NL80211_TX_POWER_FIXED: |
1745 | if (dbm < 0) { | |
1746 | WL_ERR("TX_POWER_FIXED - dbm is negative\n"); | |
1747 | err = -EINVAL; | |
1748 | goto done; | |
1749 | } | |
1750 | break; | |
1751 | } | |
1752 | /* Make sure radio is off or on as far as software is concerned */ | |
1753 | disable = WL_RADIO_SW_DISABLE << 16; | |
ac24be6f | 1754 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); |
5b435de0 AS |
1755 | if (err) |
1756 | WL_ERR("WLC_SET_RADIO error (%d)\n", err); | |
1757 | ||
1758 | if (dbm > 0xffff) | |
1759 | txpwrmw = 0xffff; | |
1760 | else | |
1761 | txpwrmw = (u16) dbm; | |
ac24be6f AS |
1762 | err = brcmf_fil_iovar_int_set(ifp, "qtxpower", |
1763 | (s32)brcmf_mw_to_qdbm(txpwrmw)); | |
5b435de0 AS |
1764 | if (err) |
1765 | WL_ERR("qtxpower error (%d)\n", err); | |
27a68fe3 | 1766 | cfg->conf->tx_power = dbm; |
5b435de0 AS |
1767 | |
1768 | done: | |
1769 | WL_TRACE("Exit\n"); | |
1770 | return err; | |
1771 | } | |
1772 | ||
1773 | static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) | |
1774 | { | |
27a68fe3 | 1775 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1776 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
1777 | s32 txpwrdbm; |
1778 | u8 result; | |
1779 | s32 err = 0; | |
1780 | ||
1781 | WL_TRACE("Enter\n"); | |
ce81e317 | 1782 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1783 | return -EIO; |
1784 | ||
0abb5f21 | 1785 | err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); |
5b435de0 AS |
1786 | if (err) { |
1787 | WL_ERR("error (%d)\n", err); | |
1788 | goto done; | |
1789 | } | |
1790 | ||
1791 | result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); | |
ef6ac17a | 1792 | *dbm = (s32) brcmf_qdbm_to_mw(result); |
5b435de0 AS |
1793 | |
1794 | done: | |
1795 | WL_TRACE("Exit\n"); | |
1796 | return err; | |
1797 | } | |
1798 | ||
1799 | static s32 | |
1800 | brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, | |
1801 | u8 key_idx, bool unicast, bool multicast) | |
1802 | { | |
0abb5f21 | 1803 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1804 | u32 index; |
1805 | u32 wsec; | |
1806 | s32 err = 0; | |
1807 | ||
1808 | WL_TRACE("Enter\n"); | |
1809 | WL_CONN("key index (%d)\n", key_idx); | |
ce81e317 | 1810 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1811 | return -EIO; |
1812 | ||
0abb5f21 | 1813 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 AS |
1814 | if (err) { |
1815 | WL_ERR("WLC_GET_WSEC error (%d)\n", err); | |
1816 | goto done; | |
1817 | } | |
1818 | ||
1819 | if (wsec & WEP_ENABLED) { | |
1820 | /* Just select a new current key */ | |
1821 | index = key_idx; | |
0abb5f21 | 1822 | err = brcmf_fil_cmd_int_set(ifp, |
ac24be6f | 1823 | BRCMF_C_SET_KEY_PRIMARY, index); |
5b435de0 AS |
1824 | if (err) |
1825 | WL_ERR("error (%d)\n", err); | |
1826 | } | |
1827 | done: | |
1828 | WL_TRACE("Exit\n"); | |
1829 | return err; | |
1830 | } | |
1831 | ||
1832 | static s32 | |
1833 | brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, | |
1834 | u8 key_idx, const u8 *mac_addr, struct key_params *params) | |
1835 | { | |
1836 | struct brcmf_wsec_key key; | |
5b435de0 AS |
1837 | s32 err = 0; |
1838 | ||
1839 | memset(&key, 0, sizeof(key)); | |
1840 | key.index = (u32) key_idx; | |
1841 | /* Instead of bcast for ea address for default wep keys, | |
1842 | driver needs it to be Null */ | |
1843 | if (!is_multicast_ether_addr(mac_addr)) | |
1844 | memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); | |
1845 | key.len = (u32) params->key_len; | |
1846 | /* check for key index change */ | |
1847 | if (key.len == 0) { | |
1848 | /* key delete */ | |
2eaba7e8 | 1849 | err = send_key_to_dongle(ndev, &key); |
5b435de0 | 1850 | if (err) |
f09d0c02 | 1851 | WL_ERR("key delete error (%d)\n", err); |
5b435de0 AS |
1852 | } else { |
1853 | if (key.len > sizeof(key.data)) { | |
1854 | WL_ERR("Invalid key length (%d)\n", key.len); | |
1855 | return -EINVAL; | |
1856 | } | |
1857 | ||
1858 | WL_CONN("Setting the key index %d\n", key.index); | |
1859 | memcpy(key.data, params->key, key.len); | |
1860 | ||
1861 | if (params->cipher == WLAN_CIPHER_SUITE_TKIP) { | |
1862 | u8 keybuf[8]; | |
1863 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); | |
1864 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1865 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1866 | } | |
1867 | ||
1868 | /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ | |
1869 | if (params->seq && params->seq_len == 6) { | |
1870 | /* rx iv */ | |
1871 | u8 *ivptr; | |
1872 | ivptr = (u8 *) params->seq; | |
1873 | key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | | |
1874 | (ivptr[3] << 8) | ivptr[2]; | |
1875 | key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; | |
1876 | key.iv_initialized = true; | |
1877 | } | |
1878 | ||
1879 | switch (params->cipher) { | |
1880 | case WLAN_CIPHER_SUITE_WEP40: | |
1881 | key.algo = CRYPTO_ALGO_WEP1; | |
1882 | WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); | |
1883 | break; | |
1884 | case WLAN_CIPHER_SUITE_WEP104: | |
1885 | key.algo = CRYPTO_ALGO_WEP128; | |
1886 | WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); | |
1887 | break; | |
1888 | case WLAN_CIPHER_SUITE_TKIP: | |
1889 | key.algo = CRYPTO_ALGO_TKIP; | |
1890 | WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); | |
1891 | break; | |
1892 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1893 | key.algo = CRYPTO_ALGO_AES_CCM; | |
1894 | WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); | |
1895 | break; | |
1896 | case WLAN_CIPHER_SUITE_CCMP: | |
1897 | key.algo = CRYPTO_ALGO_AES_CCM; | |
1898 | WL_CONN("WLAN_CIPHER_SUITE_CCMP\n"); | |
1899 | break; | |
1900 | default: | |
1901 | WL_ERR("Invalid cipher (0x%x)\n", params->cipher); | |
1902 | return -EINVAL; | |
1903 | } | |
2eaba7e8 | 1904 | err = send_key_to_dongle(ndev, &key); |
f09d0c02 HM |
1905 | if (err) |
1906 | WL_ERR("wsec_key error (%d)\n", err); | |
5b435de0 AS |
1907 | } |
1908 | return err; | |
1909 | } | |
1910 | ||
1911 | static s32 | |
1912 | brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, | |
1913 | u8 key_idx, bool pairwise, const u8 *mac_addr, | |
1914 | struct key_params *params) | |
1915 | { | |
27a68fe3 | 1916 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 1917 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
1918 | struct brcmf_wsec_key key; |
1919 | s32 val; | |
1920 | s32 wsec; | |
1921 | s32 err = 0; | |
1922 | u8 keybuf[8]; | |
1923 | ||
1924 | WL_TRACE("Enter\n"); | |
1925 | WL_CONN("key index (%d)\n", key_idx); | |
ce81e317 | 1926 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
1927 | return -EIO; |
1928 | ||
1929 | if (mac_addr) { | |
1930 | WL_TRACE("Exit"); | |
1931 | return brcmf_add_keyext(wiphy, ndev, key_idx, mac_addr, params); | |
1932 | } | |
1933 | memset(&key, 0, sizeof(key)); | |
1934 | ||
1935 | key.len = (u32) params->key_len; | |
1936 | key.index = (u32) key_idx; | |
1937 | ||
1938 | if (key.len > sizeof(key.data)) { | |
1939 | WL_ERR("Too long key length (%u)\n", key.len); | |
1940 | err = -EINVAL; | |
1941 | goto done; | |
1942 | } | |
1943 | memcpy(key.data, params->key, key.len); | |
1944 | ||
1945 | key.flags = BRCMF_PRIMARY_KEY; | |
1946 | switch (params->cipher) { | |
1947 | case WLAN_CIPHER_SUITE_WEP40: | |
1948 | key.algo = CRYPTO_ALGO_WEP1; | |
f09d0c02 | 1949 | val = WEP_ENABLED; |
5b435de0 AS |
1950 | WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); |
1951 | break; | |
1952 | case WLAN_CIPHER_SUITE_WEP104: | |
1953 | key.algo = CRYPTO_ALGO_WEP128; | |
f09d0c02 | 1954 | val = WEP_ENABLED; |
5b435de0 AS |
1955 | WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); |
1956 | break; | |
1957 | case WLAN_CIPHER_SUITE_TKIP: | |
27a68fe3 | 1958 | if (cfg->conf->mode != WL_MODE_AP) { |
1a873342 HM |
1959 | WL_CONN("Swapping key\n"); |
1960 | memcpy(keybuf, &key.data[24], sizeof(keybuf)); | |
1961 | memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); | |
1962 | memcpy(&key.data[16], keybuf, sizeof(keybuf)); | |
1963 | } | |
5b435de0 | 1964 | key.algo = CRYPTO_ALGO_TKIP; |
f09d0c02 | 1965 | val = TKIP_ENABLED; |
5b435de0 AS |
1966 | WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); |
1967 | break; | |
1968 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
1969 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 1970 | val = AES_ENABLED; |
5b435de0 AS |
1971 | WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); |
1972 | break; | |
1973 | case WLAN_CIPHER_SUITE_CCMP: | |
1974 | key.algo = CRYPTO_ALGO_AES_CCM; | |
f09d0c02 | 1975 | val = AES_ENABLED; |
5b435de0 AS |
1976 | WL_CONN("WLAN_CIPHER_SUITE_CCMP\n"); |
1977 | break; | |
1978 | default: | |
1979 | WL_ERR("Invalid cipher (0x%x)\n", params->cipher); | |
1980 | err = -EINVAL; | |
1981 | goto done; | |
1982 | } | |
1983 | ||
2eaba7e8 | 1984 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
1985 | if (err) |
1986 | goto done; | |
1987 | ||
0abb5f21 | 1988 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 AS |
1989 | if (err) { |
1990 | WL_ERR("get wsec error (%d)\n", err); | |
1991 | goto done; | |
1992 | } | |
5b435de0 | 1993 | wsec |= val; |
0abb5f21 | 1994 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
5b435de0 AS |
1995 | if (err) { |
1996 | WL_ERR("set wsec error (%d)\n", err); | |
1997 | goto done; | |
1998 | } | |
1999 | ||
5b435de0 AS |
2000 | done: |
2001 | WL_TRACE("Exit\n"); | |
2002 | return err; | |
2003 | } | |
2004 | ||
2005 | static s32 | |
2006 | brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, | |
2007 | u8 key_idx, bool pairwise, const u8 *mac_addr) | |
2008 | { | |
0abb5f21 | 2009 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2010 | struct brcmf_wsec_key key; |
2011 | s32 err = 0; | |
5b435de0 AS |
2012 | |
2013 | WL_TRACE("Enter\n"); | |
ce81e317 | 2014 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2015 | return -EIO; |
2016 | ||
2017 | memset(&key, 0, sizeof(key)); | |
2018 | ||
2019 | key.index = (u32) key_idx; | |
2020 | key.flags = BRCMF_PRIMARY_KEY; | |
2021 | key.algo = CRYPTO_ALGO_OFF; | |
2022 | ||
2023 | WL_CONN("key index (%d)\n", key_idx); | |
2024 | ||
2025 | /* Set the new key/index */ | |
2eaba7e8 | 2026 | err = send_key_to_dongle(ndev, &key); |
5b435de0 AS |
2027 | if (err) { |
2028 | if (err == -EINVAL) { | |
2029 | if (key.index >= DOT11_MAX_DEFAULT_KEYS) | |
2030 | /* we ignore this key index in this case */ | |
2031 | WL_ERR("invalid key index (%d)\n", key_idx); | |
2032 | } | |
2033 | /* Ignore this error, may happen during DISASSOC */ | |
2034 | err = -EAGAIN; | |
5b435de0 AS |
2035 | } |
2036 | ||
5b435de0 AS |
2037 | WL_TRACE("Exit\n"); |
2038 | return err; | |
2039 | } | |
2040 | ||
2041 | static s32 | |
2042 | brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, | |
2043 | u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, | |
2044 | void (*callback) (void *cookie, struct key_params * params)) | |
2045 | { | |
2046 | struct key_params params; | |
0abb5f21 AS |
2047 | struct brcmf_if *ifp = netdev_priv(ndev); |
2048 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2049 | struct brcmf_cfg80211_security *sec; |
2050 | s32 wsec; | |
2051 | s32 err = 0; | |
2052 | ||
2053 | WL_TRACE("Enter\n"); | |
2054 | WL_CONN("key index (%d)\n", key_idx); | |
ce81e317 | 2055 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2056 | return -EIO; |
2057 | ||
2058 | memset(¶ms, 0, sizeof(params)); | |
2059 | ||
0abb5f21 | 2060 | err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); |
5b435de0 AS |
2061 | if (err) { |
2062 | WL_ERR("WLC_GET_WSEC error (%d)\n", err); | |
2063 | /* Ignore this error, may happen during DISASSOC */ | |
2064 | err = -EAGAIN; | |
2065 | goto done; | |
2066 | } | |
f09d0c02 | 2067 | switch (wsec & ~SES_OW_ENABLED) { |
5b435de0 | 2068 | case WEP_ENABLED: |
06bb123e | 2069 | sec = &profile->sec; |
5b435de0 AS |
2070 | if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
2071 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
2072 | WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); | |
2073 | } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { | |
2074 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
2075 | WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); | |
2076 | } | |
2077 | break; | |
2078 | case TKIP_ENABLED: | |
2079 | params.cipher = WLAN_CIPHER_SUITE_TKIP; | |
2080 | WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); | |
2081 | break; | |
2082 | case AES_ENABLED: | |
2083 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; | |
2084 | WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); | |
2085 | break; | |
2086 | default: | |
2087 | WL_ERR("Invalid algo (0x%x)\n", wsec); | |
2088 | err = -EINVAL; | |
2089 | goto done; | |
2090 | } | |
2091 | callback(cookie, ¶ms); | |
2092 | ||
2093 | done: | |
2094 | WL_TRACE("Exit\n"); | |
2095 | return err; | |
2096 | } | |
2097 | ||
2098 | static s32 | |
2099 | brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, | |
2100 | struct net_device *ndev, u8 key_idx) | |
2101 | { | |
2102 | WL_INFO("Not supported\n"); | |
2103 | ||
2104 | return -EOPNOTSUPP; | |
2105 | } | |
2106 | ||
2107 | static s32 | |
2108 | brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, | |
1a873342 | 2109 | u8 *mac, struct station_info *sinfo) |
5b435de0 | 2110 | { |
27a68fe3 | 2111 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 AS |
2112 | struct brcmf_if *ifp = netdev_priv(ndev); |
2113 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
2114 | struct brcmf_scb_val_le scb_val; |
2115 | int rssi; | |
2116 | s32 rate; | |
2117 | s32 err = 0; | |
06bb123e | 2118 | u8 *bssid = profile->bssid; |
81f5dcb8 | 2119 | struct brcmf_sta_info_le sta_info_le; |
5b435de0 | 2120 | |
1a873342 | 2121 | WL_TRACE("Enter, MAC %pM\n", mac); |
ce81e317 | 2122 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2123 | return -EIO; |
2124 | ||
27a68fe3 | 2125 | if (cfg->conf->mode == WL_MODE_AP) { |
81f5dcb8 | 2126 | memcpy(&sta_info_le, mac, ETH_ALEN); |
0abb5f21 | 2127 | err = brcmf_fil_iovar_data_get(ifp, "sta_info", |
ac24be6f | 2128 | &sta_info_le, |
81f5dcb8 | 2129 | sizeof(sta_info_le)); |
1a873342 HM |
2130 | if (err < 0) { |
2131 | WL_ERR("GET STA INFO failed, %d\n", err); | |
2132 | goto done; | |
2133 | } | |
1a873342 | 2134 | sinfo->filled = STATION_INFO_INACTIVE_TIME; |
81f5dcb8 HM |
2135 | sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; |
2136 | if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { | |
1a873342 | 2137 | sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
81f5dcb8 | 2138 | sinfo->connected_time = le32_to_cpu(sta_info_le.in); |
1a873342 HM |
2139 | } |
2140 | WL_TRACE("STA idle time : %d ms, connected time :%d sec\n", | |
2141 | sinfo->inactive_time, sinfo->connected_time); | |
27a68fe3 | 2142 | } else if (cfg->conf->mode == WL_MODE_BSS) { |
1a873342 HM |
2143 | if (memcmp(mac, bssid, ETH_ALEN)) { |
2144 | WL_ERR("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n", | |
2145 | mac, bssid); | |
2146 | err = -ENOENT; | |
2147 | goto done; | |
2148 | } | |
2149 | /* Report the current tx rate */ | |
0abb5f21 | 2150 | err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); |
7f6c562d | 2151 | if (err) { |
1a873342 HM |
2152 | WL_ERR("Could not get rate (%d)\n", err); |
2153 | goto done; | |
7f6c562d | 2154 | } else { |
1a873342 HM |
2155 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
2156 | sinfo->txrate.legacy = rate * 5; | |
2157 | WL_CONN("Rate %d Mbps\n", rate / 2); | |
7f6c562d | 2158 | } |
5b435de0 | 2159 | |
c1179033 AS |
2160 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, |
2161 | &ifp->vif->sme_state)) { | |
1a873342 | 2162 | memset(&scb_val, 0, sizeof(scb_val)); |
c1179033 AS |
2163 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, |
2164 | &scb_val, sizeof(scb_val)); | |
1a873342 HM |
2165 | if (err) { |
2166 | WL_ERR("Could not get rssi (%d)\n", err); | |
2167 | goto done; | |
2168 | } else { | |
2169 | rssi = le32_to_cpu(scb_val.val); | |
2170 | sinfo->filled |= STATION_INFO_SIGNAL; | |
2171 | sinfo->signal = rssi; | |
2172 | WL_CONN("RSSI %d dBm\n", rssi); | |
2173 | } | |
2174 | } | |
2175 | } else | |
2176 | err = -EPERM; | |
5b435de0 AS |
2177 | done: |
2178 | WL_TRACE("Exit\n"); | |
2179 | return err; | |
2180 | } | |
2181 | ||
2182 | static s32 | |
2183 | brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, | |
2184 | bool enabled, s32 timeout) | |
2185 | { | |
2186 | s32 pm; | |
2187 | s32 err = 0; | |
27a68fe3 | 2188 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2189 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2190 | |
2191 | WL_TRACE("Enter\n"); | |
2192 | ||
2193 | /* | |
2194 | * Powersave enable/disable request is coming from the | |
2195 | * cfg80211 even before the interface is up. In that | |
2196 | * scenario, driver will be storing the power save | |
27a68fe3 | 2197 | * preference in cfg struct to apply this to |
5b435de0 AS |
2198 | * FW later while initializing the dongle |
2199 | */ | |
27a68fe3 | 2200 | cfg->pwr_save = enabled; |
ce81e317 | 2201 | if (!check_vif_up(ifp->vif)) { |
5b435de0 | 2202 | |
27a68fe3 | 2203 | WL_INFO("Device is not ready, storing the value in cfg_info struct\n"); |
5b435de0 AS |
2204 | goto done; |
2205 | } | |
2206 | ||
2207 | pm = enabled ? PM_FAST : PM_OFF; | |
2208 | WL_INFO("power save %s\n", (pm ? "enabled" : "disabled")); | |
2209 | ||
c1179033 | 2210 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); |
5b435de0 AS |
2211 | if (err) { |
2212 | if (err == -ENODEV) | |
2213 | WL_ERR("net_device is not ready yet\n"); | |
2214 | else | |
2215 | WL_ERR("error (%d)\n", err); | |
2216 | } | |
2217 | done: | |
2218 | WL_TRACE("Exit\n"); | |
2219 | return err; | |
2220 | } | |
2221 | ||
2222 | static s32 | |
2223 | brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, | |
2224 | const u8 *addr, | |
2225 | const struct cfg80211_bitrate_mask *mask) | |
2226 | { | |
0abb5f21 | 2227 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
2228 | struct brcm_rateset_le rateset_le; |
2229 | s32 rate; | |
2230 | s32 val; | |
2231 | s32 err_bg; | |
2232 | s32 err_a; | |
2233 | u32 legacy; | |
2234 | s32 err = 0; | |
2235 | ||
2236 | WL_TRACE("Enter\n"); | |
ce81e317 | 2237 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
2238 | return -EIO; |
2239 | ||
2240 | /* addr param is always NULL. ignore it */ | |
2241 | /* Get current rateset */ | |
0abb5f21 | 2242 | err = brcmf_fil_cmd_data_get(ifp, BRCM_GET_CURR_RATESET, |
ac24be6f | 2243 | &rateset_le, sizeof(rateset_le)); |
5b435de0 AS |
2244 | if (err) { |
2245 | WL_ERR("could not get current rateset (%d)\n", err); | |
2246 | goto done; | |
2247 | } | |
2248 | ||
2249 | legacy = ffs(mask->control[IEEE80211_BAND_2GHZ].legacy & 0xFFFF); | |
2250 | if (!legacy) | |
2251 | legacy = ffs(mask->control[IEEE80211_BAND_5GHZ].legacy & | |
2252 | 0xFFFF); | |
2253 | ||
2254 | val = wl_g_rates[legacy - 1].bitrate * 100000; | |
2255 | ||
2256 | if (val < le32_to_cpu(rateset_le.count)) | |
2257 | /* Select rate by rateset index */ | |
2258 | rate = rateset_le.rates[val] & 0x7f; | |
2259 | else | |
2260 | /* Specified rate in bps */ | |
2261 | rate = val / 500000; | |
2262 | ||
2263 | WL_CONN("rate %d mbps\n", rate / 2); | |
2264 | ||
2265 | /* | |
2266 | * | |
2267 | * Set rate override, | |
2268 | * Since the is a/b/g-blind, both a/bg_rate are enforced. | |
2269 | */ | |
0abb5f21 AS |
2270 | err_bg = brcmf_fil_iovar_int_set(ifp, "bg_rate", rate); |
2271 | err_a = brcmf_fil_iovar_int_set(ifp, "a_rate", rate); | |
5b435de0 AS |
2272 | if (err_bg && err_a) { |
2273 | WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a); | |
2274 | err = err_bg | err_a; | |
2275 | } | |
2276 | ||
2277 | done: | |
2278 | WL_TRACE("Exit\n"); | |
2279 | return err; | |
2280 | } | |
2281 | ||
27a68fe3 | 2282 | static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg, |
d34bf64f | 2283 | struct brcmf_bss_info_le *bi) |
5b435de0 | 2284 | { |
27a68fe3 | 2285 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
2286 | struct ieee80211_channel *notify_channel; |
2287 | struct cfg80211_bss *bss; | |
2288 | struct ieee80211_supported_band *band; | |
2289 | s32 err = 0; | |
2290 | u16 channel; | |
2291 | u32 freq; | |
5b435de0 AS |
2292 | u16 notify_capability; |
2293 | u16 notify_interval; | |
2294 | u8 *notify_ie; | |
2295 | size_t notify_ielen; | |
2296 | s32 notify_signal; | |
2297 | ||
2298 | if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) { | |
2299 | WL_ERR("Bss info is larger than buffer. Discarding\n"); | |
2300 | return 0; | |
2301 | } | |
2302 | ||
2303 | channel = bi->ctl_ch ? bi->ctl_ch : | |
2304 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
2305 | ||
2306 | if (channel <= CH_MAX_2G_CHANNEL) | |
2307 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2308 | else | |
2309 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2310 | ||
2311 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2312 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2313 | ||
5b435de0 AS |
2314 | notify_capability = le16_to_cpu(bi->capability); |
2315 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2316 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2317 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2318 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2319 | ||
2320 | WL_CONN("bssid: %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n", | |
2321 | bi->BSSID[0], bi->BSSID[1], bi->BSSID[2], | |
2322 | bi->BSSID[3], bi->BSSID[4], bi->BSSID[5]); | |
2323 | WL_CONN("Channel: %d(%d)\n", channel, freq); | |
2324 | WL_CONN("Capability: %X\n", notify_capability); | |
2325 | WL_CONN("Beacon interval: %d\n", notify_interval); | |
2326 | WL_CONN("Signal: %d\n", notify_signal); | |
5b435de0 AS |
2327 | |
2328 | bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, | |
8e6cffb3 | 2329 | 0, notify_capability, notify_interval, notify_ie, |
5b435de0 AS |
2330 | notify_ielen, notify_signal, GFP_KERNEL); |
2331 | ||
e78946e1 FL |
2332 | if (!bss) |
2333 | return -ENOMEM; | |
2334 | ||
2335 | cfg80211_put_bss(bss); | |
5b435de0 AS |
2336 | |
2337 | return err; | |
2338 | } | |
2339 | ||
6f09be0a RV |
2340 | static struct brcmf_bss_info_le * |
2341 | next_bss_le(struct brcmf_scan_results *list, struct brcmf_bss_info_le *bss) | |
2342 | { | |
2343 | if (bss == NULL) | |
2344 | return list->bss_info_le; | |
2345 | return (struct brcmf_bss_info_le *)((unsigned long)bss + | |
2346 | le32_to_cpu(bss->length)); | |
2347 | } | |
2348 | ||
27a68fe3 | 2349 | static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
2350 | { |
2351 | struct brcmf_scan_results *bss_list; | |
d34bf64f | 2352 | struct brcmf_bss_info_le *bi = NULL; /* must be initialized */ |
5b435de0 AS |
2353 | s32 err = 0; |
2354 | int i; | |
2355 | ||
27a68fe3 | 2356 | bss_list = cfg->bss_list; |
5b435de0 AS |
2357 | if (bss_list->version != BRCMF_BSS_INFO_VERSION) { |
2358 | WL_ERR("Version %d != WL_BSS_INFO_VERSION\n", | |
2359 | bss_list->version); | |
2360 | return -EOPNOTSUPP; | |
2361 | } | |
2362 | WL_SCAN("scanned AP count (%d)\n", bss_list->count); | |
2363 | for (i = 0; i < bss_list->count && i < WL_AP_MAX; i++) { | |
6f09be0a | 2364 | bi = next_bss_le(bss_list, bi); |
27a68fe3 | 2365 | err = brcmf_inform_single_bss(cfg, bi); |
5b435de0 AS |
2366 | if (err) |
2367 | break; | |
2368 | } | |
2369 | return err; | |
2370 | } | |
2371 | ||
27a68fe3 | 2372 | static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
2373 | struct net_device *ndev, const u8 *bssid) |
2374 | { | |
27a68fe3 | 2375 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
5b435de0 | 2376 | struct ieee80211_channel *notify_channel; |
d34bf64f | 2377 | struct brcmf_bss_info_le *bi = NULL; |
5b435de0 | 2378 | struct ieee80211_supported_band *band; |
e78946e1 | 2379 | struct cfg80211_bss *bss; |
5b435de0 AS |
2380 | u8 *buf = NULL; |
2381 | s32 err = 0; | |
2382 | u16 channel; | |
2383 | u32 freq; | |
5b435de0 AS |
2384 | u16 notify_capability; |
2385 | u16 notify_interval; | |
2386 | u8 *notify_ie; | |
2387 | size_t notify_ielen; | |
2388 | s32 notify_signal; | |
2389 | ||
2390 | WL_TRACE("Enter\n"); | |
2391 | ||
2392 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); | |
2393 | if (buf == NULL) { | |
2394 | err = -ENOMEM; | |
2395 | goto CleanUp; | |
2396 | } | |
2397 | ||
2398 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
2399 | ||
ac24be6f AS |
2400 | err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, |
2401 | buf, WL_BSS_INFO_MAX); | |
5b435de0 AS |
2402 | if (err) { |
2403 | WL_ERR("WLC_GET_BSS_INFO failed: %d\n", err); | |
2404 | goto CleanUp; | |
2405 | } | |
2406 | ||
d34bf64f | 2407 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
5b435de0 AS |
2408 | |
2409 | channel = bi->ctl_ch ? bi->ctl_ch : | |
2410 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
2411 | ||
2412 | if (channel <= CH_MAX_2G_CHANNEL) | |
2413 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
2414 | else | |
2415 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
2416 | ||
2417 | freq = ieee80211_channel_to_frequency(channel, band->band); | |
2418 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
2419 | ||
5b435de0 AS |
2420 | notify_capability = le16_to_cpu(bi->capability); |
2421 | notify_interval = le16_to_cpu(bi->beacon_period); | |
2422 | notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); | |
2423 | notify_ielen = le32_to_cpu(bi->ie_length); | |
2424 | notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; | |
2425 | ||
2426 | WL_CONN("channel: %d(%d)\n", channel, freq); | |
2427 | WL_CONN("capability: %X\n", notify_capability); | |
2428 | WL_CONN("beacon interval: %d\n", notify_interval); | |
2429 | WL_CONN("signal: %d\n", notify_signal); | |
5b435de0 | 2430 | |
e78946e1 | 2431 | bss = cfg80211_inform_bss(wiphy, notify_channel, bssid, |
8e6cffb3 | 2432 | 0, notify_capability, notify_interval, |
5b435de0 AS |
2433 | notify_ie, notify_ielen, notify_signal, GFP_KERNEL); |
2434 | ||
e78946e1 FL |
2435 | if (!bss) { |
2436 | err = -ENOMEM; | |
2437 | goto CleanUp; | |
2438 | } | |
2439 | ||
2440 | cfg80211_put_bss(bss); | |
2441 | ||
5b435de0 AS |
2442 | CleanUp: |
2443 | ||
2444 | kfree(buf); | |
2445 | ||
2446 | WL_TRACE("Exit\n"); | |
2447 | ||
2448 | return err; | |
2449 | } | |
2450 | ||
27a68fe3 | 2451 | static bool brcmf_is_ibssmode(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2452 | { |
27a68fe3 | 2453 | return cfg->conf->mode == WL_MODE_IBSS; |
5b435de0 AS |
2454 | } |
2455 | ||
f8e4b412 AB |
2456 | /* |
2457 | * Traverse a string of 1-byte tag/1-byte length/variable-length value | |
2458 | * triples, returning a pointer to the substring whose first element | |
2459 | * matches tag | |
2460 | */ | |
2461 | static struct brcmf_tlv *brcmf_parse_tlvs(void *buf, int buflen, uint key) | |
2462 | { | |
2463 | struct brcmf_tlv *elt; | |
2464 | int totlen; | |
2465 | ||
2466 | elt = (struct brcmf_tlv *) buf; | |
2467 | totlen = buflen; | |
2468 | ||
2469 | /* find tagged parameter */ | |
04012895 | 2470 | while (totlen >= TLV_HDR_LEN) { |
f8e4b412 AB |
2471 | int len = elt->len; |
2472 | ||
2473 | /* validate remaining totlen */ | |
04012895 | 2474 | if ((elt->id == key) && (totlen >= (len + TLV_HDR_LEN))) |
f8e4b412 AB |
2475 | return elt; |
2476 | ||
04012895 HM |
2477 | elt = (struct brcmf_tlv *) ((u8 *) elt + (len + TLV_HDR_LEN)); |
2478 | totlen -= (len + TLV_HDR_LEN); | |
f8e4b412 AB |
2479 | } |
2480 | ||
2481 | return NULL; | |
2482 | } | |
2483 | ||
1a873342 HM |
2484 | /* Is any of the tlvs the expected entry? If |
2485 | * not update the tlvs buffer pointer/length. | |
2486 | */ | |
2487 | static bool | |
2488 | brcmf_tlv_has_ie(u8 *ie, u8 **tlvs, u32 *tlvs_len, | |
2489 | u8 *oui, u32 oui_len, u8 type) | |
2490 | { | |
2491 | /* If the contents match the OUI and the type */ | |
2492 | if (ie[TLV_LEN_OFF] >= oui_len + 1 && | |
2493 | !memcmp(&ie[TLV_BODY_OFF], oui, oui_len) && | |
2494 | type == ie[TLV_BODY_OFF + oui_len]) { | |
2495 | return true; | |
f8e4b412 AB |
2496 | } |
2497 | ||
1a873342 HM |
2498 | if (tlvs == NULL) |
2499 | return false; | |
2500 | /* point to the next ie */ | |
2501 | ie += ie[TLV_LEN_OFF] + TLV_HDR_LEN; | |
2502 | /* calculate the length of the rest of the buffer */ | |
2503 | *tlvs_len -= (int)(ie - *tlvs); | |
2504 | /* update the pointer to the start of the buffer */ | |
2505 | *tlvs = ie; | |
2506 | ||
2507 | return false; | |
2508 | } | |
2509 | ||
3cb91f53 | 2510 | static struct brcmf_vs_tlv * |
1a873342 HM |
2511 | brcmf_find_wpaie(u8 *parse, u32 len) |
2512 | { | |
2513 | struct brcmf_tlv *ie; | |
2514 | ||
04b2312a | 2515 | while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { |
1a873342 HM |
2516 | if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, |
2517 | WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) | |
2518 | return (struct brcmf_vs_tlv *)ie; | |
2519 | } | |
f8e4b412 AB |
2520 | return NULL; |
2521 | } | |
2522 | ||
27a68fe3 | 2523 | static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2524 | { |
6ac4f4ed AS |
2525 | struct net_device *ndev = cfg_to_ndev(cfg); |
2526 | struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); | |
2527 | struct brcmf_if *ifp = netdev_priv(ndev); | |
d34bf64f | 2528 | struct brcmf_bss_info_le *bi; |
5b435de0 | 2529 | struct brcmf_ssid *ssid; |
f8e4b412 | 2530 | struct brcmf_tlv *tim; |
5b435de0 AS |
2531 | u16 beacon_interval; |
2532 | u8 dtim_period; | |
2533 | size_t ie_len; | |
2534 | u8 *ie; | |
2535 | s32 err = 0; | |
2536 | ||
2537 | WL_TRACE("Enter\n"); | |
27a68fe3 | 2538 | if (brcmf_is_ibssmode(cfg)) |
5b435de0 AS |
2539 | return err; |
2540 | ||
06bb123e | 2541 | ssid = &profile->ssid; |
5b435de0 | 2542 | |
27a68fe3 | 2543 | *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); |
ac24be6f | 2544 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
81f5dcb8 | 2545 | cfg->extra_buf, WL_EXTRA_BUF_MAX); |
5b435de0 AS |
2546 | if (err) { |
2547 | WL_ERR("Could not get bss info %d\n", err); | |
2548 | goto update_bss_info_out; | |
2549 | } | |
2550 | ||
27a68fe3 AS |
2551 | bi = (struct brcmf_bss_info_le *)(cfg->extra_buf + 4); |
2552 | err = brcmf_inform_single_bss(cfg, bi); | |
5b435de0 AS |
2553 | if (err) |
2554 | goto update_bss_info_out; | |
2555 | ||
2556 | ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset); | |
2557 | ie_len = le32_to_cpu(bi->ie_length); | |
2558 | beacon_interval = le16_to_cpu(bi->beacon_period); | |
2559 | ||
f8e4b412 | 2560 | tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
5b435de0 AS |
2561 | if (tim) |
2562 | dtim_period = tim->data[1]; | |
2563 | else { | |
2564 | /* | |
2565 | * active scan was done so we could not get dtim | |
2566 | * information out of probe response. | |
2567 | * so we speficially query dtim information to dongle. | |
2568 | */ | |
2569 | u32 var; | |
ac24be6f | 2570 | err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); |
5b435de0 AS |
2571 | if (err) { |
2572 | WL_ERR("wl dtim_assoc failed (%d)\n", err); | |
2573 | goto update_bss_info_out; | |
2574 | } | |
2575 | dtim_period = (u8)var; | |
2576 | } | |
2577 | ||
5b435de0 AS |
2578 | update_bss_info_out: |
2579 | WL_TRACE("Exit"); | |
2580 | return err; | |
2581 | } | |
2582 | ||
27a68fe3 | 2583 | static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2584 | { |
27a68fe3 AS |
2585 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); |
2586 | struct escan_info *escan = &cfg->escan_info; | |
5b435de0 AS |
2587 | struct brcmf_ssid ssid; |
2588 | ||
c1179033 | 2589 | set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); |
27a68fe3 | 2590 | if (cfg->iscan_on) { |
5b435de0 AS |
2591 | iscan->state = WL_ISCAN_STATE_IDLE; |
2592 | ||
2593 | if (iscan->timer_on) { | |
2594 | del_timer_sync(&iscan->timer); | |
2595 | iscan->timer_on = 0; | |
2596 | } | |
2597 | ||
2598 | cancel_work_sync(&iscan->work); | |
2599 | ||
2600 | /* Abort iscan running in FW */ | |
2601 | memset(&ssid, 0, sizeof(ssid)); | |
2602 | brcmf_run_iscan(iscan, &ssid, WL_SCAN_ACTION_ABORT); | |
108a4bee | 2603 | |
27a68fe3 | 2604 | if (cfg->scan_request) { |
108a4bee AS |
2605 | /* Indidate scan abort to cfg80211 layer */ |
2606 | WL_INFO("Terminating scan in progress\n"); | |
27a68fe3 AS |
2607 | cfg80211_scan_done(cfg->scan_request, true); |
2608 | cfg->scan_request = NULL; | |
108a4bee | 2609 | } |
5b435de0 | 2610 | } |
27a68fe3 | 2611 | if (cfg->escan_on && cfg->scan_request) { |
108a4bee | 2612 | escan->escan_state = WL_ESCAN_STATE_IDLE; |
27a68fe3 | 2613 | brcmf_notify_escan_complete(cfg, escan->ndev, true, true); |
5b435de0 | 2614 | } |
c1179033 AS |
2615 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
2616 | clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); | |
5b435de0 AS |
2617 | } |
2618 | ||
2619 | static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, | |
2620 | bool aborted) | |
2621 | { | |
27a68fe3 AS |
2622 | struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan); |
2623 | struct net_device *ndev = cfg_to_ndev(cfg); | |
5b435de0 | 2624 | |
c1179033 | 2625 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
5b435de0 AS |
2626 | WL_ERR("Scan complete while device not scanning\n"); |
2627 | return; | |
2628 | } | |
27a68fe3 | 2629 | if (cfg->scan_request) { |
5b435de0 AS |
2630 | WL_SCAN("ISCAN Completed scan: %s\n", |
2631 | aborted ? "Aborted" : "Done"); | |
27a68fe3 | 2632 | cfg80211_scan_done(cfg->scan_request, aborted); |
5b435de0 | 2633 | brcmf_set_mpc(ndev, 1); |
27a68fe3 | 2634 | cfg->scan_request = NULL; |
5b435de0 | 2635 | } |
27a68fe3 | 2636 | cfg->iscan_kickstart = false; |
5b435de0 AS |
2637 | } |
2638 | ||
2639 | static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan) | |
2640 | { | |
2641 | if (iscan->state != WL_ISCAN_STATE_IDLE) { | |
2642 | WL_SCAN("wake up iscan\n"); | |
2643 | schedule_work(&iscan->work); | |
2644 | return 0; | |
2645 | } | |
2646 | ||
2647 | return -EIO; | |
2648 | } | |
2649 | ||
2650 | static s32 | |
2651 | brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, | |
2652 | struct brcmf_scan_results **bss_list) | |
2653 | { | |
5b435de0 AS |
2654 | struct brcmf_scan_results *results; |
2655 | struct brcmf_scan_results_le *results_le; | |
2656 | struct brcmf_iscan_results *list_buf; | |
2657 | s32 err = 0; | |
2658 | ||
2659 | memset(iscan->scan_buf, 0, WL_ISCAN_BUF_MAX); | |
2660 | list_buf = (struct brcmf_iscan_results *)iscan->scan_buf; | |
2661 | results = &list_buf->results; | |
2662 | results_le = &list_buf->results_le; | |
81f5dcb8 HM |
2663 | results_le->buflen = cpu_to_le32(sizeof(iscan->scan_buf)); |
2664 | results_le->version = 0; | |
2665 | results_le->count = 0; | |
5b435de0 | 2666 | |
ac24be6f | 2667 | err = brcmf_fil_iovar_data_get(netdev_priv(iscan->ndev), "iscanresults", |
81f5dcb8 HM |
2668 | iscan->scan_buf, |
2669 | sizeof(iscan->scan_buf)); | |
5b435de0 AS |
2670 | if (err) { |
2671 | WL_ERR("error (%d)\n", err); | |
2672 | return err; | |
2673 | } | |
2674 | results->buflen = le32_to_cpu(results_le->buflen); | |
2675 | results->version = le32_to_cpu(results_le->version); | |
2676 | results->count = le32_to_cpu(results_le->count); | |
2677 | WL_SCAN("results->count = %d\n", results_le->count); | |
2678 | WL_SCAN("results->buflen = %d\n", results_le->buflen); | |
2679 | *status = le32_to_cpu(list_buf->status_le); | |
2680 | WL_SCAN("status = %d\n", *status); | |
2681 | *bss_list = results; | |
2682 | ||
2683 | return err; | |
2684 | } | |
2685 | ||
27a68fe3 | 2686 | static s32 brcmf_iscan_done(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2687 | { |
27a68fe3 | 2688 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; |
5b435de0 AS |
2689 | s32 err = 0; |
2690 | ||
2691 | iscan->state = WL_ISCAN_STATE_IDLE; | |
27a68fe3 | 2692 | brcmf_inform_bss(cfg); |
5b435de0 AS |
2693 | brcmf_notify_iscan_complete(iscan, false); |
2694 | ||
2695 | return err; | |
2696 | } | |
2697 | ||
27a68fe3 | 2698 | static s32 brcmf_iscan_pending(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2699 | { |
27a68fe3 | 2700 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; |
5b435de0 AS |
2701 | s32 err = 0; |
2702 | ||
2703 | /* Reschedule the timer */ | |
2704 | mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); | |
2705 | iscan->timer_on = 1; | |
2706 | ||
2707 | return err; | |
2708 | } | |
2709 | ||
27a68fe3 | 2710 | static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2711 | { |
27a68fe3 | 2712 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; |
5b435de0 AS |
2713 | s32 err = 0; |
2714 | ||
27a68fe3 | 2715 | brcmf_inform_bss(cfg); |
5b435de0 AS |
2716 | brcmf_run_iscan(iscan, NULL, BRCMF_SCAN_ACTION_CONTINUE); |
2717 | /* Reschedule the timer */ | |
2718 | mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); | |
2719 | iscan->timer_on = 1; | |
2720 | ||
2721 | return err; | |
2722 | } | |
2723 | ||
27a68fe3 | 2724 | static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2725 | { |
27a68fe3 | 2726 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan; |
5b435de0 AS |
2727 | s32 err = 0; |
2728 | ||
2729 | iscan->state = WL_ISCAN_STATE_IDLE; | |
2730 | brcmf_notify_iscan_complete(iscan, true); | |
2731 | ||
2732 | return err; | |
2733 | } | |
2734 | ||
2735 | static void brcmf_cfg80211_iscan_handler(struct work_struct *work) | |
2736 | { | |
2737 | struct brcmf_cfg80211_iscan_ctrl *iscan = | |
2738 | container_of(work, struct brcmf_cfg80211_iscan_ctrl, | |
2739 | work); | |
27a68fe3 | 2740 | struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan); |
5b435de0 AS |
2741 | struct brcmf_cfg80211_iscan_eloop *el = &iscan->el; |
2742 | u32 status = BRCMF_SCAN_RESULTS_PARTIAL; | |
2743 | ||
2744 | if (iscan->timer_on) { | |
2745 | del_timer_sync(&iscan->timer); | |
2746 | iscan->timer_on = 0; | |
2747 | } | |
2748 | ||
27a68fe3 | 2749 | if (brcmf_get_iscan_results(iscan, &status, &cfg->bss_list)) { |
5b435de0 AS |
2750 | status = BRCMF_SCAN_RESULTS_ABORTED; |
2751 | WL_ERR("Abort iscan\n"); | |
2752 | } | |
2753 | ||
27a68fe3 | 2754 | el->handler[status](cfg); |
5b435de0 AS |
2755 | } |
2756 | ||
2757 | static void brcmf_iscan_timer(unsigned long data) | |
2758 | { | |
2759 | struct brcmf_cfg80211_iscan_ctrl *iscan = | |
2760 | (struct brcmf_cfg80211_iscan_ctrl *)data; | |
2761 | ||
2762 | if (iscan) { | |
2763 | iscan->timer_on = 0; | |
2764 | WL_SCAN("timer expired\n"); | |
2765 | brcmf_wakeup_iscan(iscan); | |
2766 | } | |
2767 | } | |
2768 | ||
27a68fe3 | 2769 | static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2770 | { |
27a68fe3 | 2771 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); |
5b435de0 | 2772 | |
27a68fe3 | 2773 | if (cfg->iscan_on) { |
5b435de0 AS |
2774 | iscan->state = WL_ISCAN_STATE_IDLE; |
2775 | INIT_WORK(&iscan->work, brcmf_cfg80211_iscan_handler); | |
2776 | } | |
2777 | ||
2778 | return 0; | |
2779 | } | |
2780 | ||
2781 | static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el) | |
2782 | { | |
2783 | memset(el, 0, sizeof(*el)); | |
2784 | el->handler[BRCMF_SCAN_RESULTS_SUCCESS] = brcmf_iscan_done; | |
2785 | el->handler[BRCMF_SCAN_RESULTS_PARTIAL] = brcmf_iscan_inprogress; | |
2786 | el->handler[BRCMF_SCAN_RESULTS_PENDING] = brcmf_iscan_pending; | |
2787 | el->handler[BRCMF_SCAN_RESULTS_ABORTED] = brcmf_iscan_aborted; | |
2788 | el->handler[BRCMF_SCAN_RESULTS_NO_MEM] = brcmf_iscan_aborted; | |
2789 | } | |
2790 | ||
27a68fe3 | 2791 | static s32 brcmf_init_iscan(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 2792 | { |
27a68fe3 | 2793 | struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); |
5b435de0 AS |
2794 | int err = 0; |
2795 | ||
27a68fe3 AS |
2796 | if (cfg->iscan_on) { |
2797 | iscan->ndev = cfg_to_ndev(cfg); | |
5b435de0 AS |
2798 | brcmf_init_iscan_eloop(&iscan->el); |
2799 | iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS; | |
2800 | init_timer(&iscan->timer); | |
2801 | iscan->timer.data = (unsigned long) iscan; | |
2802 | iscan->timer.function = brcmf_iscan_timer; | |
27a68fe3 | 2803 | err = brcmf_invoke_iscan(cfg); |
5b435de0 | 2804 | if (!err) |
27a68fe3 | 2805 | iscan->data = cfg; |
5b435de0 AS |
2806 | } |
2807 | ||
2808 | return err; | |
2809 | } | |
2810 | ||
e756af5b HM |
2811 | static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work) |
2812 | { | |
27a68fe3 AS |
2813 | struct brcmf_cfg80211_info *cfg = |
2814 | container_of(work, struct brcmf_cfg80211_info, | |
e756af5b HM |
2815 | escan_timeout_work); |
2816 | ||
27a68fe3 AS |
2817 | brcmf_notify_escan_complete(cfg, |
2818 | cfg->escan_info.ndev, true, true); | |
e756af5b HM |
2819 | } |
2820 | ||
2821 | static void brcmf_escan_timeout(unsigned long data) | |
2822 | { | |
27a68fe3 AS |
2823 | struct brcmf_cfg80211_info *cfg = |
2824 | (struct brcmf_cfg80211_info *)data; | |
e756af5b | 2825 | |
27a68fe3 | 2826 | if (cfg->scan_request) { |
e756af5b | 2827 | WL_ERR("timer expired\n"); |
27a68fe3 AS |
2828 | if (cfg->escan_on) |
2829 | schedule_work(&cfg->escan_timeout_work); | |
e756af5b HM |
2830 | } |
2831 | } | |
2832 | ||
2833 | static s32 | |
2834 | brcmf_compare_update_same_bss(struct brcmf_bss_info_le *bss, | |
2835 | struct brcmf_bss_info_le *bss_info_le) | |
2836 | { | |
2837 | if (!memcmp(&bss_info_le->BSSID, &bss->BSSID, ETH_ALEN) && | |
2838 | (CHSPEC_BAND(le16_to_cpu(bss_info_le->chanspec)) == | |
2839 | CHSPEC_BAND(le16_to_cpu(bss->chanspec))) && | |
2840 | bss_info_le->SSID_len == bss->SSID_len && | |
2841 | !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { | |
2842 | if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == | |
2843 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL)) { | |
029591f3 AS |
2844 | s16 bss_rssi = le16_to_cpu(bss->RSSI); |
2845 | s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); | |
2846 | ||
e756af5b HM |
2847 | /* preserve max RSSI if the measurements are |
2848 | * both on-channel or both off-channel | |
2849 | */ | |
029591f3 | 2850 | if (bss_info_rssi > bss_rssi) |
e756af5b HM |
2851 | bss->RSSI = bss_info_le->RSSI; |
2852 | } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && | |
2853 | (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { | |
2854 | /* preserve the on-channel rssi measurement | |
2855 | * if the new measurement is off channel | |
2856 | */ | |
2857 | bss->RSSI = bss_info_le->RSSI; | |
2858 | bss->flags |= WLC_BSS_RSSI_ON_CHANNEL; | |
2859 | } | |
2860 | return 1; | |
2861 | } | |
2862 | return 0; | |
2863 | } | |
2864 | ||
2865 | static s32 | |
27a68fe3 | 2866 | brcmf_cfg80211_escan_handler(struct brcmf_cfg80211_info *cfg, |
e756af5b HM |
2867 | struct net_device *ndev, |
2868 | const struct brcmf_event_msg *e, void *data) | |
2869 | { | |
2870 | s32 status; | |
2871 | s32 err = 0; | |
2872 | struct brcmf_escan_result_le *escan_result_le; | |
2873 | struct brcmf_bss_info_le *bss_info_le; | |
2874 | struct brcmf_bss_info_le *bss = NULL; | |
2875 | u32 bi_length; | |
2876 | struct brcmf_scan_results *list; | |
2877 | u32 i; | |
97ed15c7 | 2878 | bool aborted; |
e756af5b HM |
2879 | |
2880 | status = be32_to_cpu(e->status); | |
2881 | ||
27a68fe3 | 2882 | if (!ndev || !cfg->escan_on || |
c1179033 | 2883 | !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e756af5b | 2884 | WL_ERR("scan not ready ndev %p wl->escan_on %d drv_status %x\n", |
27a68fe3 | 2885 | ndev, cfg->escan_on, |
c1179033 | 2886 | !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)); |
e756af5b HM |
2887 | return -EPERM; |
2888 | } | |
2889 | ||
2890 | if (status == BRCMF_E_STATUS_PARTIAL) { | |
2891 | WL_SCAN("ESCAN Partial result\n"); | |
2892 | escan_result_le = (struct brcmf_escan_result_le *) data; | |
2893 | if (!escan_result_le) { | |
2894 | WL_ERR("Invalid escan result (NULL pointer)\n"); | |
2895 | goto exit; | |
2896 | } | |
27a68fe3 | 2897 | if (!cfg->scan_request) { |
e756af5b HM |
2898 | WL_SCAN("result without cfg80211 request\n"); |
2899 | goto exit; | |
2900 | } | |
2901 | ||
2902 | if (le16_to_cpu(escan_result_le->bss_count) != 1) { | |
2903 | WL_ERR("Invalid bss_count %d: ignoring\n", | |
2904 | escan_result_le->bss_count); | |
2905 | goto exit; | |
2906 | } | |
2907 | bss_info_le = &escan_result_le->bss_info_le; | |
2908 | ||
2909 | bi_length = le32_to_cpu(bss_info_le->length); | |
2910 | if (bi_length != (le32_to_cpu(escan_result_le->buflen) - | |
2911 | WL_ESCAN_RESULTS_FIXED_SIZE)) { | |
2912 | WL_ERR("Invalid bss_info length %d: ignoring\n", | |
2913 | bi_length); | |
2914 | goto exit; | |
2915 | } | |
2916 | ||
27a68fe3 | 2917 | if (!(cfg_to_wiphy(cfg)->interface_modes & |
e756af5b HM |
2918 | BIT(NL80211_IFTYPE_ADHOC))) { |
2919 | if (le16_to_cpu(bss_info_le->capability) & | |
2920 | WLAN_CAPABILITY_IBSS) { | |
2921 | WL_ERR("Ignoring IBSS result\n"); | |
2922 | goto exit; | |
2923 | } | |
2924 | } | |
2925 | ||
2926 | list = (struct brcmf_scan_results *) | |
27a68fe3 | 2927 | cfg->escan_info.escan_buf; |
e756af5b HM |
2928 | if (bi_length > WL_ESCAN_BUF_SIZE - list->buflen) { |
2929 | WL_ERR("Buffer is too small: ignoring\n"); | |
2930 | goto exit; | |
2931 | } | |
2932 | ||
2933 | for (i = 0; i < list->count; i++) { | |
2934 | bss = bss ? (struct brcmf_bss_info_le *) | |
2935 | ((unsigned char *)bss + | |
2936 | le32_to_cpu(bss->length)) : list->bss_info_le; | |
2937 | if (brcmf_compare_update_same_bss(bss, bss_info_le)) | |
2938 | goto exit; | |
2939 | } | |
27a68fe3 | 2940 | memcpy(&(cfg->escan_info.escan_buf[list->buflen]), |
e756af5b HM |
2941 | bss_info_le, bi_length); |
2942 | list->version = le32_to_cpu(bss_info_le->version); | |
2943 | list->buflen += bi_length; | |
2944 | list->count++; | |
2945 | } else { | |
27a68fe3 AS |
2946 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
2947 | if (cfg->scan_request) { | |
2948 | cfg->bss_list = (struct brcmf_scan_results *) | |
2949 | cfg->escan_info.escan_buf; | |
2950 | brcmf_inform_bss(cfg); | |
97ed15c7 | 2951 | aborted = status != BRCMF_E_STATUS_SUCCESS; |
27a68fe3 | 2952 | brcmf_notify_escan_complete(cfg, ndev, aborted, |
97ed15c7 | 2953 | false); |
e756af5b HM |
2954 | } else |
2955 | WL_ERR("Unexpected scan result 0x%x\n", status); | |
2956 | } | |
2957 | exit: | |
2958 | return err; | |
2959 | } | |
2960 | ||
27a68fe3 | 2961 | static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg) |
e756af5b HM |
2962 | { |
2963 | ||
27a68fe3 AS |
2964 | if (cfg->escan_on) { |
2965 | cfg->el.handler[BRCMF_E_ESCAN_RESULT] = | |
e756af5b | 2966 | brcmf_cfg80211_escan_handler; |
27a68fe3 | 2967 | cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
e756af5b | 2968 | /* Init scan_timeout timer */ |
27a68fe3 AS |
2969 | init_timer(&cfg->escan_timeout); |
2970 | cfg->escan_timeout.data = (unsigned long) cfg; | |
2971 | cfg->escan_timeout.function = brcmf_escan_timeout; | |
2972 | INIT_WORK(&cfg->escan_timeout_work, | |
e756af5b HM |
2973 | brcmf_cfg80211_escan_timeout_worker); |
2974 | } | |
2975 | } | |
2976 | ||
5addc0de | 2977 | static __always_inline void brcmf_delay(u32 ms) |
5b435de0 AS |
2978 | { |
2979 | if (ms < 1000 / HZ) { | |
2980 | cond_resched(); | |
2981 | mdelay(ms); | |
2982 | } else { | |
2983 | msleep(ms); | |
2984 | } | |
2985 | } | |
2986 | ||
2987 | static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) | |
2988 | { | |
27a68fe3 | 2989 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
c1179033 | 2990 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
2991 | |
2992 | /* | |
c1179033 | 2993 | * Check for BRCMF_VIF_STATUS_READY before any function call which |
5b435de0 AS |
2994 | * could result is bus access. Don't block the resume for |
2995 | * any driver error conditions | |
2996 | */ | |
2997 | WL_TRACE("Enter\n"); | |
2998 | ||
ce81e317 | 2999 | if (check_vif_up(ifp->vif)) |
823e1c81 | 3000 | brcmf_invoke_iscan(cfg); |
5b435de0 AS |
3001 | |
3002 | WL_TRACE("Exit\n"); | |
3003 | return 0; | |
3004 | } | |
3005 | ||
3006 | static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, | |
3007 | struct cfg80211_wowlan *wow) | |
3008 | { | |
27a68fe3 AS |
3009 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3010 | struct net_device *ndev = cfg_to_ndev(cfg); | |
7d641072 | 3011 | struct brcmf_cfg80211_vif *vif; |
5b435de0 AS |
3012 | |
3013 | WL_TRACE("Enter\n"); | |
3014 | ||
3015 | /* | |
7d641072 AS |
3016 | * if the primary net_device is not READY there is nothing |
3017 | * we can do but pray resume goes smoothly. | |
5b435de0 | 3018 | */ |
7d641072 AS |
3019 | vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; |
3020 | if (!check_vif_up(vif)) | |
3021 | goto exit; | |
5b435de0 | 3022 | |
7d641072 AS |
3023 | list_for_each_entry(vif, &cfg->vif_list, list) { |
3024 | if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) | |
3025 | continue; | |
5b435de0 | 3026 | /* |
7d641072 AS |
3027 | * While going to suspend if associated with AP disassociate |
3028 | * from AP to save power while system is in suspended state | |
5b435de0 | 3029 | */ |
7d641072 AS |
3030 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state) || |
3031 | test_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state)) { | |
3032 | WL_INFO("Disassociating from AP before suspend\n"); | |
3033 | brcmf_link_down(cfg); | |
3034 | ||
3035 | /* Make sure WPA_Supplicant receives all the event | |
3036 | * generated due to DISASSOC call to the fw to keep | |
3037 | * the state fw and WPA_Supplicant state consistent | |
3038 | */ | |
3039 | brcmf_delay(500); | |
3040 | } | |
5b435de0 AS |
3041 | } |
3042 | ||
7d641072 AS |
3043 | /* end any scanning */ |
3044 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) | |
27a68fe3 | 3045 | brcmf_abort_scanning(cfg); |
5b435de0 AS |
3046 | |
3047 | /* Turn off watchdog timer */ | |
7d641072 | 3048 | brcmf_set_mpc(ndev, 1); |
5b435de0 | 3049 | |
7d641072 | 3050 | exit: |
5b435de0 | 3051 | WL_TRACE("Exit\n"); |
7d641072 AS |
3052 | /* clear any scanning activity */ |
3053 | cfg->scan_status = 0; | |
5b435de0 AS |
3054 | return 0; |
3055 | } | |
3056 | ||
5b435de0 AS |
3057 | static __used s32 |
3058 | brcmf_update_pmklist(struct net_device *ndev, | |
3059 | struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) | |
3060 | { | |
3061 | int i, j; | |
40c8e95a | 3062 | int pmkid_len; |
5b435de0 | 3063 | |
40c8e95a AS |
3064 | pmkid_len = le32_to_cpu(pmk_list->pmkids.npmkid); |
3065 | ||
3066 | WL_CONN("No of elements %d\n", pmkid_len); | |
3067 | for (i = 0; i < pmkid_len; i++) { | |
5b435de0 AS |
3068 | WL_CONN("PMKID[%d]: %pM =\n", i, |
3069 | &pmk_list->pmkids.pmkid[i].BSSID); | |
3070 | for (j = 0; j < WLAN_PMKID_LEN; j++) | |
3071 | WL_CONN("%02x\n", pmk_list->pmkids.pmkid[i].PMKID[j]); | |
3072 | } | |
3073 | ||
3074 | if (!err) | |
ac24be6f AS |
3075 | brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", |
3076 | (char *)pmk_list, sizeof(*pmk_list)); | |
5b435de0 AS |
3077 | |
3078 | return err; | |
3079 | } | |
3080 | ||
3081 | static s32 | |
3082 | brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3083 | struct cfg80211_pmksa *pmksa) | |
3084 | { | |
27a68fe3 | 3085 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3086 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3087 | struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; |
5b435de0 AS |
3088 | s32 err = 0; |
3089 | int i; | |
40c8e95a | 3090 | int pmkid_len; |
5b435de0 AS |
3091 | |
3092 | WL_TRACE("Enter\n"); | |
ce81e317 | 3093 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3094 | return -EIO; |
3095 | ||
40c8e95a AS |
3096 | pmkid_len = le32_to_cpu(pmkids->npmkid); |
3097 | for (i = 0; i < pmkid_len; i++) | |
5b435de0 AS |
3098 | if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) |
3099 | break; | |
3100 | if (i < WL_NUM_PMKIDS_MAX) { | |
3101 | memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); | |
3102 | memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
40c8e95a AS |
3103 | if (i == pmkid_len) { |
3104 | pmkid_len++; | |
3105 | pmkids->npmkid = cpu_to_le32(pmkid_len); | |
3106 | } | |
5b435de0 AS |
3107 | } else |
3108 | err = -EINVAL; | |
3109 | ||
3110 | WL_CONN("set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", | |
40c8e95a | 3111 | pmkids->pmkid[pmkid_len].BSSID); |
5b435de0 | 3112 | for (i = 0; i < WLAN_PMKID_LEN; i++) |
40c8e95a | 3113 | WL_CONN("%02x\n", pmkids->pmkid[pmkid_len].PMKID[i]); |
5b435de0 | 3114 | |
27a68fe3 | 3115 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 AS |
3116 | |
3117 | WL_TRACE("Exit\n"); | |
3118 | return err; | |
3119 | } | |
3120 | ||
3121 | static s32 | |
3122 | brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, | |
3123 | struct cfg80211_pmksa *pmksa) | |
3124 | { | |
27a68fe3 | 3125 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3126 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3127 | struct pmkid_list pmkid; |
3128 | s32 err = 0; | |
40c8e95a | 3129 | int i, pmkid_len; |
5b435de0 AS |
3130 | |
3131 | WL_TRACE("Enter\n"); | |
ce81e317 | 3132 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3133 | return -EIO; |
3134 | ||
3135 | memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); | |
3136 | memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); | |
3137 | ||
3138 | WL_CONN("del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", | |
3139 | &pmkid.pmkid[0].BSSID); | |
3140 | for (i = 0; i < WLAN_PMKID_LEN; i++) | |
3141 | WL_CONN("%02x\n", pmkid.pmkid[0].PMKID[i]); | |
3142 | ||
27a68fe3 | 3143 | pmkid_len = le32_to_cpu(cfg->pmk_list->pmkids.npmkid); |
40c8e95a | 3144 | for (i = 0; i < pmkid_len; i++) |
5b435de0 | 3145 | if (!memcmp |
27a68fe3 | 3146 | (pmksa->bssid, &cfg->pmk_list->pmkids.pmkid[i].BSSID, |
5b435de0 AS |
3147 | ETH_ALEN)) |
3148 | break; | |
3149 | ||
40c8e95a AS |
3150 | if ((pmkid_len > 0) |
3151 | && (i < pmkid_len)) { | |
27a68fe3 | 3152 | memset(&cfg->pmk_list->pmkids.pmkid[i], 0, |
5b435de0 | 3153 | sizeof(struct pmkid)); |
40c8e95a | 3154 | for (; i < (pmkid_len - 1); i++) { |
27a68fe3 AS |
3155 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].BSSID, |
3156 | &cfg->pmk_list->pmkids.pmkid[i + 1].BSSID, | |
5b435de0 | 3157 | ETH_ALEN); |
27a68fe3 AS |
3158 | memcpy(&cfg->pmk_list->pmkids.pmkid[i].PMKID, |
3159 | &cfg->pmk_list->pmkids.pmkid[i + 1].PMKID, | |
5b435de0 AS |
3160 | WLAN_PMKID_LEN); |
3161 | } | |
27a68fe3 | 3162 | cfg->pmk_list->pmkids.npmkid = cpu_to_le32(pmkid_len - 1); |
5b435de0 AS |
3163 | } else |
3164 | err = -EINVAL; | |
3165 | ||
27a68fe3 | 3166 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); |
5b435de0 AS |
3167 | |
3168 | WL_TRACE("Exit\n"); | |
3169 | return err; | |
3170 | ||
3171 | } | |
3172 | ||
3173 | static s32 | |
3174 | brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) | |
3175 | { | |
27a68fe3 | 3176 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
0abb5f21 | 3177 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
3178 | s32 err = 0; |
3179 | ||
3180 | WL_TRACE("Enter\n"); | |
ce81e317 | 3181 | if (!check_vif_up(ifp->vif)) |
5b435de0 AS |
3182 | return -EIO; |
3183 | ||
27a68fe3 AS |
3184 | memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); |
3185 | err = brcmf_update_pmklist(ndev, cfg->pmk_list, err); | |
5b435de0 AS |
3186 | |
3187 | WL_TRACE("Exit\n"); | |
3188 | return err; | |
3189 | ||
3190 | } | |
3191 | ||
e5806072 AS |
3192 | /* |
3193 | * PFN result doesn't have all the info which are | |
3194 | * required by the supplicant | |
3195 | * (For e.g IEs) Do a target Escan so that sched scan results are reported | |
3196 | * via wl_inform_single_bss in the required format. Escan does require the | |
3197 | * scan request in the form of cfg80211_scan_request. For timebeing, create | |
3198 | * cfg80211_scan_request one out of the received PNO event. | |
3199 | */ | |
3200 | static s32 | |
27a68fe3 | 3201 | brcmf_notify_sched_scan_results(struct brcmf_cfg80211_info *cfg, |
e5806072 AS |
3202 | struct net_device *ndev, |
3203 | const struct brcmf_event_msg *e, void *data) | |
3204 | { | |
3205 | struct brcmf_pno_net_info_le *netinfo, *netinfo_start; | |
3206 | struct cfg80211_scan_request *request = NULL; | |
3207 | struct cfg80211_ssid *ssid = NULL; | |
3208 | struct ieee80211_channel *channel = NULL; | |
27a68fe3 | 3209 | struct wiphy *wiphy = cfg_to_wiphy(cfg); |
e5806072 AS |
3210 | int err = 0; |
3211 | int channel_req = 0; | |
3212 | int band = 0; | |
3213 | struct brcmf_pno_scanresults_le *pfn_result; | |
3214 | u32 result_count; | |
3215 | u32 status; | |
3216 | ||
3217 | WL_SCAN("Enter\n"); | |
3218 | ||
3219 | if (e->event_type == cpu_to_be32(BRCMF_E_PFN_NET_LOST)) { | |
3220 | WL_SCAN("PFN NET LOST event. Do Nothing\n"); | |
3221 | return 0; | |
3222 | } | |
3223 | ||
3224 | pfn_result = (struct brcmf_pno_scanresults_le *)data; | |
3225 | result_count = le32_to_cpu(pfn_result->count); | |
3226 | status = le32_to_cpu(pfn_result->status); | |
3227 | ||
3228 | /* | |
3229 | * PFN event is limited to fit 512 bytes so we may get | |
3230 | * multiple NET_FOUND events. For now place a warning here. | |
3231 | */ | |
3232 | WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE); | |
3233 | WL_SCAN("PFN NET FOUND event. count: %d\n", result_count); | |
3234 | if (result_count > 0) { | |
3235 | int i; | |
3236 | ||
3237 | request = kzalloc(sizeof(*request), GFP_KERNEL); | |
58901d18 DC |
3238 | ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); |
3239 | channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); | |
e5806072 AS |
3240 | if (!request || !ssid || !channel) { |
3241 | err = -ENOMEM; | |
3242 | goto out_err; | |
3243 | } | |
3244 | ||
3245 | request->wiphy = wiphy; | |
3246 | data += sizeof(struct brcmf_pno_scanresults_le); | |
3247 | netinfo_start = (struct brcmf_pno_net_info_le *)data; | |
3248 | ||
3249 | for (i = 0; i < result_count; i++) { | |
3250 | netinfo = &netinfo_start[i]; | |
3251 | if (!netinfo) { | |
3252 | WL_ERR("Invalid netinfo ptr. index: %d\n", i); | |
3253 | err = -EINVAL; | |
3254 | goto out_err; | |
3255 | } | |
3256 | ||
3257 | WL_SCAN("SSID:%s Channel:%d\n", | |
3258 | netinfo->SSID, netinfo->channel); | |
3259 | memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); | |
3260 | ssid[i].ssid_len = netinfo->SSID_len; | |
3261 | request->n_ssids++; | |
3262 | ||
3263 | channel_req = netinfo->channel; | |
3264 | if (channel_req <= CH_MAX_2G_CHANNEL) | |
3265 | band = NL80211_BAND_2GHZ; | |
3266 | else | |
3267 | band = NL80211_BAND_5GHZ; | |
3268 | channel[i].center_freq = | |
3269 | ieee80211_channel_to_frequency(channel_req, | |
3270 | band); | |
3271 | channel[i].band = band; | |
3272 | channel[i].flags |= IEEE80211_CHAN_NO_HT40; | |
3273 | request->channels[i] = &channel[i]; | |
3274 | request->n_channels++; | |
3275 | } | |
3276 | ||
3277 | /* assign parsed ssid array */ | |
3278 | if (request->n_ssids) | |
3279 | request->ssids = &ssid[0]; | |
3280 | ||
c1179033 | 3281 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
e5806072 | 3282 | /* Abort any on-going scan */ |
27a68fe3 | 3283 | brcmf_abort_scanning(cfg); |
e5806072 AS |
3284 | } |
3285 | ||
c1179033 | 3286 | set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
27a68fe3 | 3287 | err = brcmf_do_escan(cfg, wiphy, ndev, request); |
e5806072 | 3288 | if (err) { |
c1179033 | 3289 | clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); |
e5806072 AS |
3290 | goto out_err; |
3291 | } | |
27a68fe3 AS |
3292 | cfg->sched_escan = true; |
3293 | cfg->scan_request = request; | |
e5806072 AS |
3294 | } else { |
3295 | WL_ERR("FALSE PNO Event. (pfn_count == 0)\n"); | |
3296 | goto out_err; | |
3297 | } | |
3298 | ||
3299 | kfree(ssid); | |
3300 | kfree(channel); | |
3301 | kfree(request); | |
3302 | return 0; | |
3303 | ||
3304 | out_err: | |
3305 | kfree(ssid); | |
3306 | kfree(channel); | |
3307 | kfree(request); | |
3308 | cfg80211_sched_scan_stopped(wiphy); | |
3309 | return err; | |
3310 | } | |
3311 | ||
3312 | #ifndef CONFIG_BRCMISCAN | |
3313 | static int brcmf_dev_pno_clean(struct net_device *ndev) | |
3314 | { | |
e5806072 AS |
3315 | int ret; |
3316 | ||
3317 | /* Disable pfn */ | |
ac24be6f | 3318 | ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); |
e5806072 AS |
3319 | if (ret == 0) { |
3320 | /* clear pfn */ | |
ac24be6f AS |
3321 | ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", |
3322 | NULL, 0); | |
e5806072 AS |
3323 | } |
3324 | if (ret < 0) | |
3325 | WL_ERR("failed code %d\n", ret); | |
3326 | ||
3327 | return ret; | |
3328 | } | |
3329 | ||
3330 | static int brcmf_dev_pno_config(struct net_device *ndev) | |
3331 | { | |
3332 | struct brcmf_pno_param_le pfn_param; | |
e5806072 AS |
3333 | |
3334 | memset(&pfn_param, 0, sizeof(pfn_param)); | |
3335 | pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); | |
3336 | ||
3337 | /* set extra pno params */ | |
3338 | pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT); | |
3339 | pfn_param.repeat = BRCMF_PNO_REPEAT; | |
3340 | pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX; | |
3341 | ||
3342 | /* set up pno scan fr */ | |
3343 | pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); | |
3344 | ||
ac24be6f AS |
3345 | return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", |
3346 | &pfn_param, sizeof(pfn_param)); | |
e5806072 AS |
3347 | } |
3348 | ||
3349 | static int | |
3350 | brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, | |
3351 | struct net_device *ndev, | |
3352 | struct cfg80211_sched_scan_request *request) | |
3353 | { | |
c1179033 | 3354 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 3355 | struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); |
e5806072 AS |
3356 | struct brcmf_pno_net_param_le pfn; |
3357 | int i; | |
3358 | int ret = 0; | |
3359 | ||
3360 | WL_SCAN("Enter n_match_sets:%d n_ssids:%d\n", | |
3361 | request->n_match_sets, request->n_ssids); | |
c1179033 AS |
3362 | if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
3363 | WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); | |
e5806072 AS |
3364 | return -EAGAIN; |
3365 | } | |
3366 | ||
3367 | if (!request || !request->n_ssids || !request->n_match_sets) { | |
3368 | WL_ERR("Invalid sched scan req!! n_ssids:%d\n", | |
9495b31a | 3369 | request ? request->n_ssids : 0); |
e5806072 AS |
3370 | return -EINVAL; |
3371 | } | |
3372 | ||
3373 | if (request->n_ssids > 0) { | |
3374 | for (i = 0; i < request->n_ssids; i++) { | |
3375 | /* Active scan req for ssids */ | |
3376 | WL_SCAN(">>> Active scan req for ssid (%s)\n", | |
3377 | request->ssids[i].ssid); | |
3378 | ||
3379 | /* | |
3380 | * match_set ssids is a supert set of n_ssid list, | |
3381 | * so we need not add these set seperately. | |
3382 | */ | |
3383 | } | |
3384 | } | |
3385 | ||
3386 | if (request->n_match_sets > 0) { | |
3387 | /* clean up everything */ | |
3388 | ret = brcmf_dev_pno_clean(ndev); | |
3389 | if (ret < 0) { | |
3390 | WL_ERR("failed error=%d\n", ret); | |
3391 | return ret; | |
3392 | } | |
3393 | ||
3394 | /* configure pno */ | |
3395 | ret = brcmf_dev_pno_config(ndev); | |
3396 | if (ret < 0) { | |
3397 | WL_ERR("PNO setup failed!! ret=%d\n", ret); | |
3398 | return -EINVAL; | |
3399 | } | |
3400 | ||
3401 | /* configure each match set */ | |
3402 | for (i = 0; i < request->n_match_sets; i++) { | |
3403 | struct cfg80211_ssid *ssid; | |
3404 | u32 ssid_len; | |
3405 | ||
3406 | ssid = &request->match_sets[i].ssid; | |
3407 | ssid_len = ssid->ssid_len; | |
3408 | ||
3409 | if (!ssid_len) { | |
3410 | WL_ERR("skip broadcast ssid\n"); | |
3411 | continue; | |
3412 | } | |
3413 | pfn.auth = cpu_to_le32(WLAN_AUTH_OPEN); | |
3414 | pfn.wpa_auth = cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY); | |
3415 | pfn.wsec = cpu_to_le32(0); | |
3416 | pfn.infra = cpu_to_le32(1); | |
3417 | pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); | |
3418 | pfn.ssid.SSID_len = cpu_to_le32(ssid_len); | |
3419 | memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); | |
c1179033 | 3420 | ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, |
ac24be6f | 3421 | sizeof(pfn)); |
e5806072 AS |
3422 | WL_SCAN(">>> PNO filter %s for ssid (%s)\n", |
3423 | ret == 0 ? "set" : "failed", | |
3424 | ssid->ssid); | |
3425 | } | |
3426 | /* Enable the PNO */ | |
c1179033 | 3427 | if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { |
e5806072 AS |
3428 | WL_ERR("PNO enable failed!! ret=%d\n", ret); |
3429 | return -EINVAL; | |
3430 | } | |
3431 | } else { | |
3432 | return -EINVAL; | |
3433 | } | |
3434 | ||
3435 | return 0; | |
3436 | } | |
3437 | ||
3438 | static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, | |
3439 | struct net_device *ndev) | |
3440 | { | |
27a68fe3 | 3441 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
e5806072 AS |
3442 | |
3443 | WL_SCAN("enter\n"); | |
3444 | brcmf_dev_pno_clean(ndev); | |
27a68fe3 AS |
3445 | if (cfg->sched_escan) |
3446 | brcmf_notify_escan_complete(cfg, ndev, true, true); | |
e5806072 AS |
3447 | return 0; |
3448 | } | |
3449 | #endif /* CONFIG_BRCMISCAN */ | |
3450 | ||
cbaa177d AS |
3451 | #ifdef CONFIG_NL80211_TESTMODE |
3452 | static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) | |
3453 | { | |
27a68fe3 | 3454 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
3eacf866 | 3455 | struct net_device *ndev = cfg_to_ndev(cfg); |
cbaa177d AS |
3456 | struct brcmf_dcmd *dcmd = data; |
3457 | struct sk_buff *reply; | |
3458 | int ret; | |
3459 | ||
f368a5b6 HM |
3460 | WL_TRACE("cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, |
3461 | dcmd->buf, dcmd->len); | |
3462 | ||
3463 | if (dcmd->set) | |
ac24be6f AS |
3464 | ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, |
3465 | dcmd->buf, dcmd->len); | |
f368a5b6 | 3466 | else |
ac24be6f AS |
3467 | ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, |
3468 | dcmd->buf, dcmd->len); | |
cbaa177d AS |
3469 | if (ret == 0) { |
3470 | reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); | |
3471 | nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); | |
3472 | ret = cfg80211_testmode_reply(reply); | |
3473 | } | |
3474 | return ret; | |
3475 | } | |
3476 | #endif | |
3477 | ||
1a873342 HM |
3478 | static s32 brcmf_configure_opensecurity(struct net_device *ndev, s32 bssidx) |
3479 | { | |
ac24be6f | 3480 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3481 | s32 err; |
3482 | ||
3483 | /* set auth */ | |
ac24be6f | 3484 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); |
1a873342 HM |
3485 | if (err < 0) { |
3486 | WL_ERR("auth error %d\n", err); | |
3487 | return err; | |
3488 | } | |
3489 | /* set wsec */ | |
ac24be6f | 3490 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); |
1a873342 HM |
3491 | if (err < 0) { |
3492 | WL_ERR("wsec error %d\n", err); | |
3493 | return err; | |
3494 | } | |
3495 | /* set upper-layer auth */ | |
ac24be6f | 3496 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); |
1a873342 HM |
3497 | if (err < 0) { |
3498 | WL_ERR("wpa_auth error %d\n", err); | |
3499 | return err; | |
3500 | } | |
3501 | ||
3502 | return 0; | |
3503 | } | |
3504 | ||
3505 | static bool brcmf_valid_wpa_oui(u8 *oui, bool is_rsn_ie) | |
3506 | { | |
3507 | if (is_rsn_ie) | |
3508 | return (memcmp(oui, RSN_OUI, TLV_OUI_LEN) == 0); | |
3509 | ||
3510 | return (memcmp(oui, WPA_OUI, TLV_OUI_LEN) == 0); | |
3511 | } | |
3512 | ||
3513 | static s32 | |
3514 | brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, | |
3515 | bool is_rsn_ie, s32 bssidx) | |
3516 | { | |
ac24be6f | 3517 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3518 | u32 auth = 0; /* d11 open authentication */ |
3519 | u16 count; | |
3520 | s32 err = 0; | |
3521 | s32 len = 0; | |
3522 | u32 i; | |
3523 | u32 wsec; | |
3524 | u32 pval = 0; | |
3525 | u32 gval = 0; | |
3526 | u32 wpa_auth = 0; | |
3527 | u32 offset; | |
3528 | u8 *data; | |
3529 | u16 rsn_cap; | |
3530 | u32 wme_bss_disable; | |
3531 | ||
3532 | WL_TRACE("Enter\n"); | |
3533 | if (wpa_ie == NULL) | |
3534 | goto exit; | |
3535 | ||
3536 | len = wpa_ie->len + TLV_HDR_LEN; | |
3537 | data = (u8 *)wpa_ie; | |
3538 | offset = 0; | |
3539 | if (!is_rsn_ie) | |
3540 | offset += VS_IE_FIXED_HDR_LEN; | |
3541 | offset += WPA_IE_VERSION_LEN; | |
3542 | ||
3543 | /* check for multicast cipher suite */ | |
3544 | if (offset + WPA_IE_MIN_OUI_LEN > len) { | |
3545 | err = -EINVAL; | |
3546 | WL_ERR("no multicast cipher suite\n"); | |
3547 | goto exit; | |
3548 | } | |
3549 | ||
3550 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3551 | err = -EINVAL; | |
3552 | WL_ERR("ivalid OUI\n"); | |
3553 | goto exit; | |
3554 | } | |
3555 | offset += TLV_OUI_LEN; | |
3556 | ||
3557 | /* pick up multicast cipher */ | |
3558 | switch (data[offset]) { | |
3559 | case WPA_CIPHER_NONE: | |
3560 | gval = 0; | |
3561 | break; | |
3562 | case WPA_CIPHER_WEP_40: | |
3563 | case WPA_CIPHER_WEP_104: | |
3564 | gval = WEP_ENABLED; | |
3565 | break; | |
3566 | case WPA_CIPHER_TKIP: | |
3567 | gval = TKIP_ENABLED; | |
3568 | break; | |
3569 | case WPA_CIPHER_AES_CCM: | |
3570 | gval = AES_ENABLED; | |
3571 | break; | |
3572 | default: | |
3573 | err = -EINVAL; | |
3574 | WL_ERR("Invalid multi cast cipher info\n"); | |
3575 | goto exit; | |
3576 | } | |
3577 | ||
3578 | offset++; | |
3579 | /* walk thru unicast cipher list and pick up what we recognize */ | |
3580 | count = data[offset] + (data[offset + 1] << 8); | |
3581 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3582 | /* Check for unicast suite(s) */ | |
3583 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3584 | err = -EINVAL; | |
3585 | WL_ERR("no unicast cipher suite\n"); | |
3586 | goto exit; | |
3587 | } | |
3588 | for (i = 0; i < count; i++) { | |
3589 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3590 | err = -EINVAL; | |
3591 | WL_ERR("ivalid OUI\n"); | |
3592 | goto exit; | |
3593 | } | |
3594 | offset += TLV_OUI_LEN; | |
3595 | switch (data[offset]) { | |
3596 | case WPA_CIPHER_NONE: | |
3597 | break; | |
3598 | case WPA_CIPHER_WEP_40: | |
3599 | case WPA_CIPHER_WEP_104: | |
3600 | pval |= WEP_ENABLED; | |
3601 | break; | |
3602 | case WPA_CIPHER_TKIP: | |
3603 | pval |= TKIP_ENABLED; | |
3604 | break; | |
3605 | case WPA_CIPHER_AES_CCM: | |
3606 | pval |= AES_ENABLED; | |
3607 | break; | |
3608 | default: | |
3609 | WL_ERR("Ivalid unicast security info\n"); | |
3610 | } | |
3611 | offset++; | |
3612 | } | |
3613 | /* walk thru auth management suite list and pick up what we recognize */ | |
3614 | count = data[offset] + (data[offset + 1] << 8); | |
3615 | offset += WPA_IE_SUITE_COUNT_LEN; | |
3616 | /* Check for auth key management suite(s) */ | |
3617 | if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) { | |
3618 | err = -EINVAL; | |
3619 | WL_ERR("no auth key mgmt suite\n"); | |
3620 | goto exit; | |
3621 | } | |
3622 | for (i = 0; i < count; i++) { | |
3623 | if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) { | |
3624 | err = -EINVAL; | |
3625 | WL_ERR("ivalid OUI\n"); | |
3626 | goto exit; | |
3627 | } | |
3628 | offset += TLV_OUI_LEN; | |
3629 | switch (data[offset]) { | |
3630 | case RSN_AKM_NONE: | |
3631 | WL_TRACE("RSN_AKM_NONE\n"); | |
3632 | wpa_auth |= WPA_AUTH_NONE; | |
3633 | break; | |
3634 | case RSN_AKM_UNSPECIFIED: | |
3635 | WL_TRACE("RSN_AKM_UNSPECIFIED\n"); | |
3636 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_UNSPECIFIED) : | |
3637 | (wpa_auth |= WPA_AUTH_UNSPECIFIED); | |
3638 | break; | |
3639 | case RSN_AKM_PSK: | |
3640 | WL_TRACE("RSN_AKM_PSK\n"); | |
3641 | is_rsn_ie ? (wpa_auth |= WPA2_AUTH_PSK) : | |
3642 | (wpa_auth |= WPA_AUTH_PSK); | |
3643 | break; | |
3644 | default: | |
3645 | WL_ERR("Ivalid key mgmt info\n"); | |
3646 | } | |
3647 | offset++; | |
3648 | } | |
3649 | ||
3650 | if (is_rsn_ie) { | |
3651 | wme_bss_disable = 1; | |
3652 | if ((offset + RSN_CAP_LEN) <= len) { | |
3653 | rsn_cap = data[offset] + (data[offset + 1] << 8); | |
3654 | if (rsn_cap & RSN_CAP_PTK_REPLAY_CNTR_MASK) | |
3655 | wme_bss_disable = 0; | |
3656 | } | |
3657 | /* set wme_bss_disable to sync RSN Capabilities */ | |
ac24be6f | 3658 | err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", |
81f5dcb8 | 3659 | wme_bss_disable); |
1a873342 HM |
3660 | if (err < 0) { |
3661 | WL_ERR("wme_bss_disable error %d\n", err); | |
3662 | goto exit; | |
3663 | } | |
3664 | } | |
3665 | /* FOR WPS , set SES_OW_ENABLED */ | |
3666 | wsec = (pval | gval | SES_OW_ENABLED); | |
3667 | ||
3668 | /* set auth */ | |
ac24be6f | 3669 | err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); |
1a873342 HM |
3670 | if (err < 0) { |
3671 | WL_ERR("auth error %d\n", err); | |
3672 | goto exit; | |
3673 | } | |
3674 | /* set wsec */ | |
ac24be6f | 3675 | err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); |
1a873342 HM |
3676 | if (err < 0) { |
3677 | WL_ERR("wsec error %d\n", err); | |
3678 | goto exit; | |
3679 | } | |
3680 | /* set upper-layer auth */ | |
ac24be6f | 3681 | err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); |
1a873342 HM |
3682 | if (err < 0) { |
3683 | WL_ERR("wpa_auth error %d\n", err); | |
3684 | goto exit; | |
3685 | } | |
3686 | ||
3687 | exit: | |
3688 | return err; | |
3689 | } | |
3690 | ||
3691 | static s32 | |
3692 | brcmf_parse_vndr_ies(u8 *vndr_ie_buf, u32 vndr_ie_len, | |
3693 | struct parsed_vndr_ies *vndr_ies) | |
3694 | { | |
3695 | s32 err = 0; | |
3696 | struct brcmf_vs_tlv *vndrie; | |
3697 | struct brcmf_tlv *ie; | |
3698 | struct parsed_vndr_ie_info *parsed_info; | |
3699 | s32 remaining_len; | |
3700 | ||
3701 | remaining_len = (s32)vndr_ie_len; | |
3702 | memset(vndr_ies, 0, sizeof(*vndr_ies)); | |
3703 | ||
3704 | ie = (struct brcmf_tlv *)vndr_ie_buf; | |
3705 | while (ie) { | |
3706 | if (ie->id != WLAN_EID_VENDOR_SPECIFIC) | |
3707 | goto next; | |
3708 | vndrie = (struct brcmf_vs_tlv *)ie; | |
3709 | /* len should be bigger than OUI length + one */ | |
3710 | if (vndrie->len < (VS_IE_FIXED_HDR_LEN - TLV_HDR_LEN + 1)) { | |
3711 | WL_ERR("invalid vndr ie. length is too small %d\n", | |
3712 | vndrie->len); | |
3713 | goto next; | |
3714 | } | |
3715 | /* if wpa or wme ie, do not add ie */ | |
3716 | if (!memcmp(vndrie->oui, (u8 *)WPA_OUI, TLV_OUI_LEN) && | |
3717 | ((vndrie->oui_type == WPA_OUI_TYPE) || | |
3718 | (vndrie->oui_type == WME_OUI_TYPE))) { | |
3719 | WL_TRACE("Found WPA/WME oui. Do not add it\n"); | |
3720 | goto next; | |
3721 | } | |
3722 | ||
3723 | parsed_info = &vndr_ies->ie_info[vndr_ies->count]; | |
3724 | ||
3725 | /* save vndr ie information */ | |
3726 | parsed_info->ie_ptr = (char *)vndrie; | |
3727 | parsed_info->ie_len = vndrie->len + TLV_HDR_LEN; | |
3728 | memcpy(&parsed_info->vndrie, vndrie, sizeof(*vndrie)); | |
3729 | ||
3730 | vndr_ies->count++; | |
3731 | ||
3732 | WL_TRACE("** OUI %02x %02x %02x, type 0x%02x\n", | |
3733 | parsed_info->vndrie.oui[0], | |
3734 | parsed_info->vndrie.oui[1], | |
3735 | parsed_info->vndrie.oui[2], | |
3736 | parsed_info->vndrie.oui_type); | |
3737 | ||
3738 | if (vndr_ies->count >= MAX_VNDR_IE_NUMBER) | |
3739 | break; | |
3740 | next: | |
3741 | remaining_len -= ie->len; | |
3742 | if (remaining_len <= 2) | |
3743 | ie = NULL; | |
3744 | else | |
3745 | ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len); | |
3746 | } | |
3747 | return err; | |
3748 | } | |
3749 | ||
3750 | static u32 | |
3751 | brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) | |
3752 | { | |
3753 | ||
3754 | __le32 iecount_le; | |
3755 | __le32 pktflag_le; | |
3756 | ||
3757 | strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1); | |
3758 | iebuf[VNDR_IE_CMD_LEN - 1] = '\0'; | |
3759 | ||
3760 | iecount_le = cpu_to_le32(1); | |
3761 | memcpy(&iebuf[VNDR_IE_COUNT_OFFSET], &iecount_le, sizeof(iecount_le)); | |
3762 | ||
3763 | pktflag_le = cpu_to_le32(pktflag); | |
3764 | memcpy(&iebuf[VNDR_IE_PKTFLAG_OFFSET], &pktflag_le, sizeof(pktflag_le)); | |
3765 | ||
3766 | memcpy(&iebuf[VNDR_IE_VSIE_OFFSET], ie_ptr, ie_len); | |
3767 | ||
3768 | return ie_len + VNDR_IE_HDR_SIZE; | |
3769 | } | |
3770 | ||
3cb91f53 | 3771 | static s32 |
27a68fe3 | 3772 | brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, |
1d4fd8d7 | 3773 | struct net_device *ndev, s32 pktflag, |
1a873342 HM |
3774 | u8 *vndr_ie_buf, u32 vndr_ie_len) |
3775 | { | |
c1179033 | 3776 | struct brcmf_if *ifp = netdev_priv(ndev); |
8ff5dc92 | 3777 | struct vif_saved_ie *saved_ie = &ifp->vif->saved_ie; |
1a873342 HM |
3778 | s32 err = 0; |
3779 | u8 *iovar_ie_buf; | |
3780 | u8 *curr_ie_buf; | |
3781 | u8 *mgmt_ie_buf = NULL; | |
3e4f319d | 3782 | int mgmt_ie_buf_len; |
81118d16 | 3783 | u32 *mgmt_ie_len; |
1a873342 HM |
3784 | u32 del_add_ie_buf_len = 0; |
3785 | u32 total_ie_buf_len = 0; | |
3786 | u32 parsed_ie_buf_len = 0; | |
3787 | struct parsed_vndr_ies old_vndr_ies; | |
3788 | struct parsed_vndr_ies new_vndr_ies; | |
3789 | struct parsed_vndr_ie_info *vndrie_info; | |
3790 | s32 i; | |
3791 | u8 *ptr; | |
3e4f319d | 3792 | int remained_buf_len; |
1a873342 | 3793 | |
6ac4f4ed AS |
3794 | WL_TRACE("bssidx %d, pktflag : 0x%02X\n", |
3795 | brcmf_ndev_bssidx(ndev), pktflag); | |
1a873342 HM |
3796 | iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
3797 | if (!iovar_ie_buf) | |
3798 | return -ENOMEM; | |
3799 | curr_ie_buf = iovar_ie_buf; | |
8ff5dc92 | 3800 | if (ifp->vif->mode == WL_MODE_AP) { |
1a873342 HM |
3801 | switch (pktflag) { |
3802 | case VNDR_IE_PRBRSP_FLAG: | |
8ff5dc92 AS |
3803 | mgmt_ie_buf = saved_ie->probe_res_ie; |
3804 | mgmt_ie_len = &saved_ie->probe_res_ie_len; | |
3805 | mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); | |
1a873342 HM |
3806 | break; |
3807 | case VNDR_IE_BEACON_FLAG: | |
8ff5dc92 AS |
3808 | mgmt_ie_buf = saved_ie->beacon_ie; |
3809 | mgmt_ie_len = &saved_ie->beacon_ie_len; | |
3810 | mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); | |
1a873342 HM |
3811 | break; |
3812 | default: | |
3813 | err = -EPERM; | |
3814 | WL_ERR("not suitable type\n"); | |
3815 | goto exit; | |
3816 | } | |
1a873342 HM |
3817 | } else { |
3818 | err = -EPERM; | |
3819 | WL_ERR("not suitable type\n"); | |
3820 | goto exit; | |
3821 | } | |
3822 | ||
3823 | if (vndr_ie_len > mgmt_ie_buf_len) { | |
3824 | err = -ENOMEM; | |
3825 | WL_ERR("extra IE size too big\n"); | |
3826 | goto exit; | |
3827 | } | |
3828 | ||
3829 | /* parse and save new vndr_ie in curr_ie_buff before comparing it */ | |
3830 | if (vndr_ie_buf && vndr_ie_len && curr_ie_buf) { | |
3831 | ptr = curr_ie_buf; | |
3832 | brcmf_parse_vndr_ies(vndr_ie_buf, vndr_ie_len, &new_vndr_ies); | |
3833 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3834 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3835 | memcpy(ptr + parsed_ie_buf_len, vndrie_info->ie_ptr, | |
3836 | vndrie_info->ie_len); | |
3837 | parsed_ie_buf_len += vndrie_info->ie_len; | |
3838 | } | |
3839 | } | |
3840 | ||
3841 | if (mgmt_ie_buf != NULL) { | |
3842 | if (parsed_ie_buf_len && (parsed_ie_buf_len == *mgmt_ie_len) && | |
3843 | (memcmp(mgmt_ie_buf, curr_ie_buf, | |
3844 | parsed_ie_buf_len) == 0)) { | |
3845 | WL_TRACE("Previous mgmt IE is equals to current IE"); | |
3846 | goto exit; | |
3847 | } | |
3848 | ||
3849 | /* parse old vndr_ie */ | |
3850 | brcmf_parse_vndr_ies(mgmt_ie_buf, *mgmt_ie_len, &old_vndr_ies); | |
3851 | ||
3852 | /* make a command to delete old ie */ | |
3853 | for (i = 0; i < old_vndr_ies.count; i++) { | |
3854 | vndrie_info = &old_vndr_ies.ie_info[i]; | |
3855 | ||
3856 | WL_TRACE("DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n", | |
3857 | vndrie_info->vndrie.id, | |
3858 | vndrie_info->vndrie.len, | |
3859 | vndrie_info->vndrie.oui[0], | |
3860 | vndrie_info->vndrie.oui[1], | |
3861 | vndrie_info->vndrie.oui[2]); | |
3862 | ||
3863 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3864 | vndrie_info->ie_ptr, | |
3865 | vndrie_info->ie_len, | |
3866 | "del"); | |
3867 | curr_ie_buf += del_add_ie_buf_len; | |
3868 | total_ie_buf_len += del_add_ie_buf_len; | |
3869 | } | |
3870 | } | |
3871 | ||
3872 | *mgmt_ie_len = 0; | |
3873 | /* Add if there is any extra IE */ | |
3874 | if (mgmt_ie_buf && parsed_ie_buf_len) { | |
3875 | ptr = mgmt_ie_buf; | |
3876 | ||
3877 | remained_buf_len = mgmt_ie_buf_len; | |
3878 | ||
3879 | /* make a command to add new ie */ | |
3880 | for (i = 0; i < new_vndr_ies.count; i++) { | |
3881 | vndrie_info = &new_vndr_ies.ie_info[i]; | |
3882 | ||
3883 | WL_TRACE("ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n", | |
3884 | vndrie_info->vndrie.id, | |
3885 | vndrie_info->vndrie.len, | |
3886 | vndrie_info->vndrie.oui[0], | |
3887 | vndrie_info->vndrie.oui[1], | |
3888 | vndrie_info->vndrie.oui[2]); | |
3889 | ||
3890 | del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag, | |
3891 | vndrie_info->ie_ptr, | |
3892 | vndrie_info->ie_len, | |
3893 | "add"); | |
3894 | /* verify remained buf size before copy data */ | |
3895 | remained_buf_len -= vndrie_info->ie_len; | |
3896 | if (remained_buf_len < 0) { | |
3897 | WL_ERR("no space in mgmt_ie_buf: len left %d", | |
3898 | remained_buf_len); | |
3899 | break; | |
3900 | } | |
3901 | ||
3902 | /* save the parsed IE in wl struct */ | |
3903 | memcpy(ptr + (*mgmt_ie_len), vndrie_info->ie_ptr, | |
3904 | vndrie_info->ie_len); | |
3905 | *mgmt_ie_len += vndrie_info->ie_len; | |
3906 | ||
3907 | curr_ie_buf += del_add_ie_buf_len; | |
3908 | total_ie_buf_len += del_add_ie_buf_len; | |
3909 | } | |
3910 | } | |
3911 | if (total_ie_buf_len) { | |
c1179033 | 3912 | err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, |
81f5dcb8 | 3913 | total_ie_buf_len); |
1a873342 HM |
3914 | if (err) |
3915 | WL_ERR("vndr ie set error : %d\n", err); | |
3916 | } | |
3917 | ||
3918 | exit: | |
3919 | kfree(iovar_ie_buf); | |
3920 | return err; | |
3921 | } | |
3922 | ||
3923 | static s32 | |
3924 | brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, | |
3925 | struct cfg80211_ap_settings *settings) | |
3926 | { | |
3927 | s32 ie_offset; | |
ac24be6f | 3928 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
3929 | struct brcmf_tlv *ssid_ie; |
3930 | struct brcmf_ssid_le ssid_le; | |
1a873342 HM |
3931 | s32 err = -EPERM; |
3932 | struct brcmf_tlv *rsn_ie; | |
3933 | struct brcmf_vs_tlv *wpa_ie; | |
3934 | struct brcmf_join_params join_params; | |
27a68fe3 | 3935 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 HM |
3936 | s32 bssidx = 0; |
3937 | ||
3938 | WL_TRACE("channel_type=%d, beacon_interval=%d, dtim_period=%d,\n", | |
3939 | settings->channel_type, settings->beacon_interval, | |
3940 | settings->dtim_period); | |
3941 | WL_TRACE("ssid=%s(%d), auth_type=%d, inactivity_timeout=%d\n", | |
3942 | settings->ssid, settings->ssid_len, settings->auth_type, | |
3943 | settings->inactivity_timeout); | |
3944 | ||
c1179033 | 3945 | if (!test_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state)) { |
1a873342 HM |
3946 | WL_ERR("Not in AP creation mode\n"); |
3947 | return -EPERM; | |
3948 | } | |
3949 | ||
3950 | memset(&ssid_le, 0, sizeof(ssid_le)); | |
3951 | if (settings->ssid == NULL || settings->ssid_len == 0) { | |
3952 | ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; | |
3953 | ssid_ie = brcmf_parse_tlvs( | |
3954 | (u8 *)&settings->beacon.head[ie_offset], | |
3955 | settings->beacon.head_len - ie_offset, | |
3956 | WLAN_EID_SSID); | |
3957 | if (!ssid_ie) | |
3958 | return -EINVAL; | |
3959 | ||
3960 | memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); | |
3961 | ssid_le.SSID_len = cpu_to_le32(ssid_ie->len); | |
3962 | WL_TRACE("SSID is (%s) in Head\n", ssid_le.SSID); | |
3963 | } else { | |
3964 | memcpy(ssid_le.SSID, settings->ssid, settings->ssid_len); | |
3965 | ssid_le.SSID_len = cpu_to_le32((u32)settings->ssid_len); | |
3966 | } | |
3967 | ||
3968 | brcmf_set_mpc(ndev, 0); | |
ac24be6f | 3969 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); |
1a873342 HM |
3970 | if (err < 0) { |
3971 | WL_ERR("BRCMF_C_DOWN error %d\n", err); | |
3972 | goto exit; | |
3973 | } | |
ac24be6f | 3974 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); |
1a873342 HM |
3975 | if (err < 0) { |
3976 | WL_ERR("SET INFRA error %d\n", err); | |
3977 | goto exit; | |
3978 | } | |
ac24be6f | 3979 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); |
1a873342 HM |
3980 | if (err < 0) { |
3981 | WL_ERR("setting AP mode failed %d\n", err); | |
3982 | goto exit; | |
3983 | } | |
3984 | ||
3985 | /* find the RSN_IE */ | |
3986 | rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, | |
3987 | settings->beacon.tail_len, WLAN_EID_RSN); | |
3988 | ||
3989 | /* find the WPA_IE */ | |
3990 | wpa_ie = brcmf_find_wpaie((u8 *)settings->beacon.tail, | |
3991 | settings->beacon.tail_len); | |
3992 | ||
27a68fe3 AS |
3993 | kfree(cfg->ap_info->rsn_ie); |
3994 | cfg->ap_info->rsn_ie = NULL; | |
3995 | kfree(cfg->ap_info->wpa_ie); | |
3996 | cfg->ap_info->wpa_ie = NULL; | |
1a873342 HM |
3997 | |
3998 | if ((wpa_ie != NULL || rsn_ie != NULL)) { | |
3999 | WL_TRACE("WPA(2) IE is found\n"); | |
4000 | if (wpa_ie != NULL) { | |
4001 | /* WPA IE */ | |
4002 | err = brcmf_configure_wpaie(ndev, wpa_ie, false, | |
4003 | bssidx); | |
4004 | if (err < 0) | |
4005 | goto exit; | |
27a68fe3 | 4006 | cfg->ap_info->wpa_ie = kmemdup(wpa_ie, |
1a873342 HM |
4007 | wpa_ie->len + |
4008 | TLV_HDR_LEN, | |
4009 | GFP_KERNEL); | |
4010 | } else { | |
4011 | /* RSN IE */ | |
4012 | err = brcmf_configure_wpaie(ndev, | |
4013 | (struct brcmf_vs_tlv *)rsn_ie, true, bssidx); | |
4014 | if (err < 0) | |
4015 | goto exit; | |
27a68fe3 | 4016 | cfg->ap_info->rsn_ie = kmemdup(rsn_ie, |
1a873342 HM |
4017 | rsn_ie->len + |
4018 | TLV_HDR_LEN, | |
4019 | GFP_KERNEL); | |
4020 | } | |
27a68fe3 | 4021 | cfg->ap_info->security_mode = true; |
1a873342 HM |
4022 | } else { |
4023 | WL_TRACE("No WPA(2) IEs found\n"); | |
4024 | brcmf_configure_opensecurity(ndev, bssidx); | |
27a68fe3 | 4025 | cfg->ap_info->security_mode = false; |
1a873342 HM |
4026 | } |
4027 | /* Set Beacon IEs to FW */ | |
1d4fd8d7 | 4028 | err = brcmf_set_management_ie(cfg, ndev, |
1a873342 HM |
4029 | VNDR_IE_BEACON_FLAG, |
4030 | (u8 *)settings->beacon.tail, | |
4031 | settings->beacon.tail_len); | |
4032 | if (err) | |
4033 | WL_ERR("Set Beacon IE Failed\n"); | |
4034 | else | |
4035 | WL_TRACE("Applied Vndr IEs for Beacon\n"); | |
4036 | ||
4037 | /* Set Probe Response IEs to FW */ | |
1d4fd8d7 | 4038 | err = brcmf_set_management_ie(cfg, ndev, |
1a873342 HM |
4039 | VNDR_IE_PRBRSP_FLAG, |
4040 | (u8 *)settings->beacon.proberesp_ies, | |
4041 | settings->beacon.proberesp_ies_len); | |
4042 | if (err) | |
4043 | WL_ERR("Set Probe Resp IE Failed\n"); | |
4044 | else | |
4045 | WL_TRACE("Applied Vndr IEs for Probe Resp\n"); | |
4046 | ||
4047 | if (settings->beacon_interval) { | |
ac24be6f | 4048 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, |
81f5dcb8 | 4049 | settings->beacon_interval); |
1a873342 HM |
4050 | if (err < 0) { |
4051 | WL_ERR("Beacon Interval Set Error, %d\n", err); | |
4052 | goto exit; | |
4053 | } | |
4054 | } | |
4055 | if (settings->dtim_period) { | |
ac24be6f | 4056 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, |
81f5dcb8 | 4057 | settings->dtim_period); |
1a873342 HM |
4058 | if (err < 0) { |
4059 | WL_ERR("DTIM Interval Set Error, %d\n", err); | |
4060 | goto exit; | |
4061 | } | |
4062 | } | |
ac24be6f | 4063 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); |
1a873342 HM |
4064 | if (err < 0) { |
4065 | WL_ERR("BRCMF_C_UP error (%d)\n", err); | |
4066 | goto exit; | |
4067 | } | |
4068 | ||
4069 | memset(&join_params, 0, sizeof(join_params)); | |
4070 | /* join parameters starts with ssid */ | |
4071 | memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); | |
4072 | /* create softap */ | |
ac24be6f AS |
4073 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, |
4074 | &join_params, sizeof(join_params)); | |
1a873342 HM |
4075 | if (err < 0) { |
4076 | WL_ERR("SET SSID error (%d)\n", err); | |
4077 | goto exit; | |
4078 | } | |
c1179033 AS |
4079 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4080 | set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4081 | |
4082 | exit: | |
4083 | if (err) | |
4084 | brcmf_set_mpc(ndev, 1); | |
4085 | return err; | |
4086 | } | |
4087 | ||
4088 | static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) | |
4089 | { | |
c1179033 | 4090 | struct brcmf_if *ifp = netdev_priv(ndev); |
27a68fe3 | 4091 | struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); |
1a873342 HM |
4092 | s32 err = -EPERM; |
4093 | ||
4094 | WL_TRACE("Enter\n"); | |
4095 | ||
27a68fe3 | 4096 | if (cfg->conf->mode == WL_MODE_AP) { |
1a873342 HM |
4097 | /* Due to most likely deauths outstanding we sleep */ |
4098 | /* first to make sure they get processed by fw. */ | |
4099 | msleep(400); | |
ac24be6f AS |
4100 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), |
4101 | BRCMF_C_SET_AP, 0); | |
1a873342 HM |
4102 | if (err < 0) { |
4103 | WL_ERR("setting AP mode failed %d\n", err); | |
4104 | goto exit; | |
4105 | } | |
ac24be6f | 4106 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_UP, 0); |
1a873342 HM |
4107 | if (err < 0) { |
4108 | WL_ERR("BRCMF_C_UP error %d\n", err); | |
4109 | goto exit; | |
4110 | } | |
4111 | brcmf_set_mpc(ndev, 1); | |
c1179033 AS |
4112 | clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); |
4113 | clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); | |
1a873342 HM |
4114 | } |
4115 | exit: | |
4116 | return err; | |
4117 | } | |
4118 | ||
4119 | static int | |
4120 | brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, | |
4121 | u8 *mac) | |
4122 | { | |
4123 | struct brcmf_scb_val_le scbval; | |
0abb5f21 | 4124 | struct brcmf_if *ifp = netdev_priv(ndev); |
1a873342 HM |
4125 | s32 err; |
4126 | ||
4127 | if (!mac) | |
4128 | return -EFAULT; | |
4129 | ||
4130 | WL_TRACE("Enter %pM\n", mac); | |
4131 | ||
ce81e317 | 4132 | if (!check_vif_up(ifp->vif)) |
1a873342 HM |
4133 | return -EIO; |
4134 | ||
4135 | memcpy(&scbval.ea, mac, ETH_ALEN); | |
4136 | scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); | |
0abb5f21 | 4137 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, |
81f5dcb8 | 4138 | &scbval, sizeof(scbval)); |
1a873342 HM |
4139 | if (err) |
4140 | WL_ERR("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); | |
4141 | ||
4142 | WL_TRACE("Exit\n"); | |
4143 | return err; | |
4144 | } | |
4145 | ||
5b435de0 AS |
4146 | static struct cfg80211_ops wl_cfg80211_ops = { |
4147 | .change_virtual_intf = brcmf_cfg80211_change_iface, | |
4148 | .scan = brcmf_cfg80211_scan, | |
4149 | .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, | |
4150 | .join_ibss = brcmf_cfg80211_join_ibss, | |
4151 | .leave_ibss = brcmf_cfg80211_leave_ibss, | |
4152 | .get_station = brcmf_cfg80211_get_station, | |
4153 | .set_tx_power = brcmf_cfg80211_set_tx_power, | |
4154 | .get_tx_power = brcmf_cfg80211_get_tx_power, | |
4155 | .add_key = brcmf_cfg80211_add_key, | |
4156 | .del_key = brcmf_cfg80211_del_key, | |
4157 | .get_key = brcmf_cfg80211_get_key, | |
4158 | .set_default_key = brcmf_cfg80211_config_default_key, | |
4159 | .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, | |
4160 | .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, | |
4161 | .set_bitrate_mask = brcmf_cfg80211_set_bitrate_mask, | |
4162 | .connect = brcmf_cfg80211_connect, | |
4163 | .disconnect = brcmf_cfg80211_disconnect, | |
4164 | .suspend = brcmf_cfg80211_suspend, | |
4165 | .resume = brcmf_cfg80211_resume, | |
4166 | .set_pmksa = brcmf_cfg80211_set_pmksa, | |
4167 | .del_pmksa = brcmf_cfg80211_del_pmksa, | |
cbaa177d | 4168 | .flush_pmksa = brcmf_cfg80211_flush_pmksa, |
1a873342 HM |
4169 | .start_ap = brcmf_cfg80211_start_ap, |
4170 | .stop_ap = brcmf_cfg80211_stop_ap, | |
4171 | .del_station = brcmf_cfg80211_del_station, | |
e5806072 AS |
4172 | #ifndef CONFIG_BRCMISCAN |
4173 | /* scheduled scan need e-scan, which is mutual exclusive with i-scan */ | |
4174 | .sched_scan_start = brcmf_cfg80211_sched_scan_start, | |
4175 | .sched_scan_stop = brcmf_cfg80211_sched_scan_stop, | |
4176 | #endif | |
cbaa177d AS |
4177 | #ifdef CONFIG_NL80211_TESTMODE |
4178 | .testmode_cmd = brcmf_cfg80211_testmode | |
4179 | #endif | |
5b435de0 AS |
4180 | }; |
4181 | ||
4182 | static s32 brcmf_mode_to_nl80211_iftype(s32 mode) | |
4183 | { | |
4184 | s32 err = 0; | |
4185 | ||
4186 | switch (mode) { | |
4187 | case WL_MODE_BSS: | |
4188 | return NL80211_IFTYPE_STATION; | |
4189 | case WL_MODE_IBSS: | |
4190 | return NL80211_IFTYPE_ADHOC; | |
4191 | default: | |
4192 | return NL80211_IFTYPE_UNSPECIFIED; | |
4193 | } | |
4194 | ||
4195 | return err; | |
4196 | } | |
4197 | ||
e5806072 AS |
4198 | static void brcmf_wiphy_pno_params(struct wiphy *wiphy) |
4199 | { | |
4200 | #ifndef CONFIG_BRCMFISCAN | |
4201 | /* scheduled scan settings */ | |
4202 | wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT; | |
4203 | wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT; | |
4204 | wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX; | |
4205 | wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; | |
4206 | #endif | |
4207 | } | |
4208 | ||
3eacf866 | 4209 | static struct wiphy *brcmf_setup_wiphy(struct device *phydev) |
5b435de0 | 4210 | { |
3eacf866 | 4211 | struct wiphy *wiphy; |
5b435de0 AS |
4212 | s32 err = 0; |
4213 | ||
3eacf866 AS |
4214 | wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); |
4215 | if (!wiphy) { | |
bfeb4dbc | 4216 | WL_ERR("Could not allocate wiphy device\n"); |
3eacf866 AS |
4217 | return ERR_PTR(-ENOMEM); |
4218 | } | |
4219 | set_wiphy_dev(wiphy, phydev); | |
4220 | wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; | |
4221 | wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; | |
4222 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
4223 | BIT(NL80211_IFTYPE_ADHOC) | | |
4224 | BIT(NL80211_IFTYPE_AP); | |
4225 | wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; | |
4226 | wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set | |
5b435de0 AS |
4227 | * it as 11a by default. |
4228 | * This will be updated with | |
4229 | * 11n phy tables in | |
4230 | * "ifconfig up" | |
4231 | * if phy has 11n capability | |
4232 | */ | |
3eacf866 AS |
4233 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
4234 | wiphy->cipher_suites = __wl_cipher_suites; | |
4235 | wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); | |
4236 | wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power | |
5b435de0 AS |
4237 | * save mode |
4238 | * by default | |
4239 | */ | |
3eacf866 AS |
4240 | brcmf_wiphy_pno_params(wiphy); |
4241 | err = wiphy_register(wiphy); | |
5b435de0 | 4242 | if (err < 0) { |
bfeb4dbc | 4243 | WL_ERR("Could not register wiphy device (%d)\n", err); |
3eacf866 AS |
4244 | wiphy_free(wiphy); |
4245 | return ERR_PTR(err); | |
5b435de0 | 4246 | } |
3eacf866 AS |
4247 | return wiphy; |
4248 | } | |
4249 | ||
4250 | static | |
4251 | struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, | |
4252 | struct net_device *netdev, | |
4253 | s32 mode, bool pm_block) | |
4254 | { | |
4255 | struct brcmf_cfg80211_vif *vif; | |
5b435de0 | 4256 | |
3eacf866 AS |
4257 | if (cfg->vif_cnt == BRCMF_IFACE_MAX_CNT) |
4258 | return ERR_PTR(-ENOSPC); | |
5b435de0 | 4259 | |
3eacf866 AS |
4260 | vif = kzalloc(sizeof(*vif), GFP_KERNEL); |
4261 | if (!vif) | |
4262 | return ERR_PTR(-ENOMEM); | |
4263 | ||
4264 | vif->wdev.wiphy = cfg->wiphy; | |
4265 | vif->wdev.netdev = netdev; | |
4266 | vif->wdev.iftype = brcmf_mode_to_nl80211_iftype(mode); | |
5b435de0 | 4267 | |
3eacf866 AS |
4268 | if (netdev) { |
4269 | vif->ifp = netdev_priv(netdev); | |
4270 | netdev->ieee80211_ptr = &vif->wdev; | |
4271 | SET_NETDEV_DEV(netdev, wiphy_dev(cfg->wiphy)); | |
4272 | } | |
4273 | ||
4274 | vif->mode = mode; | |
4275 | vif->pm_block = pm_block; | |
4276 | vif->roam_off = -1; | |
4277 | ||
6ac4f4ed AS |
4278 | brcmf_init_prof(&vif->profile); |
4279 | ||
3eacf866 AS |
4280 | list_add_tail(&vif->list, &cfg->vif_list); |
4281 | cfg->vif_cnt++; | |
4282 | return vif; | |
5b435de0 AS |
4283 | } |
4284 | ||
3eacf866 | 4285 | static void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) |
5b435de0 | 4286 | { |
3eacf866 AS |
4287 | struct brcmf_cfg80211_info *cfg; |
4288 | struct wiphy *wiphy; | |
5b435de0 | 4289 | |
3eacf866 AS |
4290 | wiphy = vif->wdev.wiphy; |
4291 | cfg = wiphy_priv(wiphy); | |
4292 | list_del(&vif->list); | |
4293 | cfg->vif_cnt--; | |
4294 | ||
4295 | kfree(vif); | |
4296 | if (!cfg->vif_cnt) { | |
4297 | wiphy_unregister(wiphy); | |
4298 | wiphy_free(wiphy); | |
5b435de0 | 4299 | } |
5b435de0 AS |
4300 | } |
4301 | ||
27a68fe3 | 4302 | static bool brcmf_is_linkup(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4303 | const struct brcmf_event_msg *e) |
4304 | { | |
4305 | u32 event = be32_to_cpu(e->event_type); | |
4306 | u32 status = be32_to_cpu(e->status); | |
4307 | ||
4308 | if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { | |
4309 | WL_CONN("Processing set ssid\n"); | |
27a68fe3 | 4310 | cfg->link_up = true; |
5b435de0 AS |
4311 | return true; |
4312 | } | |
4313 | ||
4314 | return false; | |
4315 | } | |
4316 | ||
27a68fe3 | 4317 | static bool brcmf_is_linkdown(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4318 | const struct brcmf_event_msg *e) |
4319 | { | |
4320 | u32 event = be32_to_cpu(e->event_type); | |
4321 | u16 flags = be16_to_cpu(e->flags); | |
4322 | ||
4323 | if (event == BRCMF_E_LINK && (!(flags & BRCMF_EVENT_MSG_LINK))) { | |
4324 | WL_CONN("Processing link down\n"); | |
4325 | return true; | |
4326 | } | |
4327 | return false; | |
4328 | } | |
4329 | ||
27a68fe3 | 4330 | static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4331 | const struct brcmf_event_msg *e) |
4332 | { | |
4333 | u32 event = be32_to_cpu(e->event_type); | |
4334 | u32 status = be32_to_cpu(e->status); | |
4335 | ||
4336 | if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { | |
4337 | WL_CONN("Processing Link %s & no network found\n", | |
4338 | be16_to_cpu(e->flags) & BRCMF_EVENT_MSG_LINK ? | |
4339 | "up" : "down"); | |
4340 | return true; | |
4341 | } | |
4342 | ||
4343 | if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { | |
4344 | WL_CONN("Processing connecting & no network found\n"); | |
4345 | return true; | |
4346 | } | |
4347 | ||
4348 | return false; | |
4349 | } | |
4350 | ||
27a68fe3 | 4351 | static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4352 | { |
27a68fe3 | 4353 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4354 | |
4355 | kfree(conn_info->req_ie); | |
4356 | conn_info->req_ie = NULL; | |
4357 | conn_info->req_ie_len = 0; | |
4358 | kfree(conn_info->resp_ie); | |
4359 | conn_info->resp_ie = NULL; | |
4360 | conn_info->resp_ie_len = 0; | |
4361 | } | |
4362 | ||
27a68fe3 | 4363 | static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4364 | { |
ac24be6f | 4365 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
c4e382d2 | 4366 | struct brcmf_cfg80211_assoc_ielen_le *assoc_info; |
27a68fe3 | 4367 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4368 | u32 req_len; |
4369 | u32 resp_len; | |
4370 | s32 err = 0; | |
4371 | ||
27a68fe3 | 4372 | brcmf_clear_assoc_ies(cfg); |
5b435de0 | 4373 | |
ac24be6f AS |
4374 | err = brcmf_fil_iovar_data_get(ifp, "assoc_info", |
4375 | cfg->extra_buf, WL_ASSOC_INFO_MAX); | |
5b435de0 AS |
4376 | if (err) { |
4377 | WL_ERR("could not get assoc info (%d)\n", err); | |
4378 | return err; | |
4379 | } | |
c4e382d2 | 4380 | assoc_info = |
27a68fe3 | 4381 | (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; |
c4e382d2 AS |
4382 | req_len = le32_to_cpu(assoc_info->req_len); |
4383 | resp_len = le32_to_cpu(assoc_info->resp_len); | |
5b435de0 | 4384 | if (req_len) { |
ac24be6f | 4385 | err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", |
81f5dcb8 HM |
4386 | cfg->extra_buf, |
4387 | WL_ASSOC_INFO_MAX); | |
5b435de0 AS |
4388 | if (err) { |
4389 | WL_ERR("could not get assoc req (%d)\n", err); | |
4390 | return err; | |
4391 | } | |
4392 | conn_info->req_ie_len = req_len; | |
4393 | conn_info->req_ie = | |
27a68fe3 | 4394 | kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
5b435de0 AS |
4395 | GFP_KERNEL); |
4396 | } else { | |
4397 | conn_info->req_ie_len = 0; | |
4398 | conn_info->req_ie = NULL; | |
4399 | } | |
4400 | if (resp_len) { | |
ac24be6f | 4401 | err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", |
81f5dcb8 HM |
4402 | cfg->extra_buf, |
4403 | WL_ASSOC_INFO_MAX); | |
5b435de0 AS |
4404 | if (err) { |
4405 | WL_ERR("could not get assoc resp (%d)\n", err); | |
4406 | return err; | |
4407 | } | |
4408 | conn_info->resp_ie_len = resp_len; | |
4409 | conn_info->resp_ie = | |
27a68fe3 | 4410 | kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
5b435de0 AS |
4411 | GFP_KERNEL); |
4412 | } else { | |
4413 | conn_info->resp_ie_len = 0; | |
4414 | conn_info->resp_ie = NULL; | |
4415 | } | |
4416 | WL_CONN("req len (%d) resp len (%d)\n", | |
4417 | conn_info->req_ie_len, conn_info->resp_ie_len); | |
4418 | ||
4419 | return err; | |
4420 | } | |
4421 | ||
4422 | static s32 | |
27a68fe3 | 4423 | brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4424 | struct net_device *ndev, |
4425 | const struct brcmf_event_msg *e) | |
4426 | { | |
c1179033 AS |
4427 | struct brcmf_if *ifp = netdev_priv(ndev); |
4428 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 AS |
4429 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
4430 | struct wiphy *wiphy = cfg_to_wiphy(cfg); | |
a180b83b | 4431 | struct ieee80211_channel *notify_channel = NULL; |
5b435de0 | 4432 | struct ieee80211_supported_band *band; |
a180b83b | 4433 | struct brcmf_bss_info_le *bi; |
5b435de0 AS |
4434 | u32 freq; |
4435 | s32 err = 0; | |
4436 | u32 target_channel; | |
a180b83b | 4437 | u8 *buf; |
5b435de0 AS |
4438 | |
4439 | WL_TRACE("Enter\n"); | |
4440 | ||
27a68fe3 | 4441 | brcmf_get_assoc_ies(cfg); |
6c8c4f72 | 4442 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4443 | brcmf_update_bss_info(cfg); |
5b435de0 | 4444 | |
a180b83b FL |
4445 | buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4446 | if (buf == NULL) { | |
4447 | err = -ENOMEM; | |
4448 | goto done; | |
4449 | } | |
4450 | ||
4451 | /* data sent to dongle has to be little endian */ | |
4452 | *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); | |
c1179033 | 4453 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, |
ac24be6f | 4454 | buf, WL_BSS_INFO_MAX); |
a180b83b FL |
4455 | |
4456 | if (err) | |
4457 | goto done; | |
5b435de0 | 4458 | |
a180b83b FL |
4459 | bi = (struct brcmf_bss_info_le *)(buf + 4); |
4460 | target_channel = bi->ctl_ch ? bi->ctl_ch : | |
4461 | CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); | |
5b435de0 AS |
4462 | |
4463 | if (target_channel <= CH_MAX_2G_CHANNEL) | |
4464 | band = wiphy->bands[IEEE80211_BAND_2GHZ]; | |
4465 | else | |
4466 | band = wiphy->bands[IEEE80211_BAND_5GHZ]; | |
4467 | ||
4468 | freq = ieee80211_channel_to_frequency(target_channel, band->band); | |
4469 | notify_channel = ieee80211_get_channel(wiphy, freq); | |
4470 | ||
a180b83b FL |
4471 | done: |
4472 | kfree(buf); | |
06bb123e | 4473 | cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid, |
5b435de0 AS |
4474 | conn_info->req_ie, conn_info->req_ie_len, |
4475 | conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); | |
4476 | WL_CONN("Report roaming result\n"); | |
4477 | ||
c1179033 | 4478 | set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); |
5b435de0 AS |
4479 | WL_TRACE("Exit\n"); |
4480 | return err; | |
4481 | } | |
4482 | ||
4483 | static s32 | |
27a68fe3 | 4484 | brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4485 | struct net_device *ndev, const struct brcmf_event_msg *e, |
4486 | bool completed) | |
4487 | { | |
c1179033 AS |
4488 | struct brcmf_if *ifp = netdev_priv(ndev); |
4489 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
27a68fe3 | 4490 | struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); |
5b435de0 AS |
4491 | s32 err = 0; |
4492 | ||
4493 | WL_TRACE("Enter\n"); | |
4494 | ||
c1179033 AS |
4495 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4496 | &ifp->vif->sme_state)) { | |
5b435de0 | 4497 | if (completed) { |
27a68fe3 | 4498 | brcmf_get_assoc_ies(cfg); |
6c8c4f72 | 4499 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4500 | brcmf_update_bss_info(cfg); |
5b435de0 AS |
4501 | } |
4502 | cfg80211_connect_result(ndev, | |
06bb123e | 4503 | (u8 *)profile->bssid, |
5b435de0 AS |
4504 | conn_info->req_ie, |
4505 | conn_info->req_ie_len, | |
4506 | conn_info->resp_ie, | |
4507 | conn_info->resp_ie_len, | |
4508 | completed ? WLAN_STATUS_SUCCESS : | |
4509 | WLAN_STATUS_AUTH_TIMEOUT, | |
4510 | GFP_KERNEL); | |
4511 | if (completed) | |
c1179033 AS |
4512 | set_bit(BRCMF_VIF_STATUS_CONNECTED, |
4513 | &ifp->vif->sme_state); | |
5b435de0 AS |
4514 | WL_CONN("Report connect result - connection %s\n", |
4515 | completed ? "succeeded" : "failed"); | |
4516 | } | |
4517 | WL_TRACE("Exit\n"); | |
4518 | return err; | |
4519 | } | |
4520 | ||
4521 | static s32 | |
27a68fe3 | 4522 | brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg, |
1a873342 HM |
4523 | struct net_device *ndev, |
4524 | const struct brcmf_event_msg *e, void *data) | |
4525 | { | |
4526 | s32 err = 0; | |
4527 | u32 event = be32_to_cpu(e->event_type); | |
4528 | u32 reason = be32_to_cpu(e->reason); | |
4529 | u32 len = be32_to_cpu(e->datalen); | |
4530 | static int generation; | |
4531 | ||
4532 | struct station_info sinfo; | |
4533 | ||
4534 | WL_CONN("event %d, reason %d\n", event, reason); | |
4535 | memset(&sinfo, 0, sizeof(sinfo)); | |
4536 | ||
4537 | sinfo.filled = 0; | |
4538 | if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) && | |
4539 | reason == BRCMF_E_STATUS_SUCCESS) { | |
4540 | sinfo.filled = STATION_INFO_ASSOC_REQ_IES; | |
4541 | if (!data) { | |
4542 | WL_ERR("No IEs present in ASSOC/REASSOC_IND"); | |
4543 | return -EINVAL; | |
4544 | } | |
4545 | sinfo.assoc_req_ies = data; | |
4546 | sinfo.assoc_req_ies_len = len; | |
4547 | generation++; | |
4548 | sinfo.generation = generation; | |
4549 | cfg80211_new_sta(ndev, e->addr, &sinfo, GFP_ATOMIC); | |
4550 | } else if ((event == BRCMF_E_DISASSOC_IND) || | |
4551 | (event == BRCMF_E_DEAUTH_IND) || | |
4552 | (event == BRCMF_E_DEAUTH)) { | |
4553 | generation++; | |
4554 | sinfo.generation = generation; | |
4555 | cfg80211_del_sta(ndev, e->addr, GFP_ATOMIC); | |
4556 | } | |
4557 | return err; | |
4558 | } | |
4559 | ||
5b435de0 | 4560 | static s32 |
27a68fe3 | 4561 | brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4562 | struct net_device *ndev, |
4563 | const struct brcmf_event_msg *e, void *data) | |
4564 | { | |
c1179033 AS |
4565 | struct brcmf_if *ifp = netdev_priv(ndev); |
4566 | struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; | |
5b435de0 AS |
4567 | s32 err = 0; |
4568 | ||
27a68fe3 AS |
4569 | if (cfg->conf->mode == WL_MODE_AP) { |
4570 | err = brcmf_notify_connect_status_ap(cfg, ndev, e, data); | |
4571 | } else if (brcmf_is_linkup(cfg, e)) { | |
5b435de0 | 4572 | WL_CONN("Linkup\n"); |
27a68fe3 | 4573 | if (brcmf_is_ibssmode(cfg)) { |
6c8c4f72 | 4574 | memcpy(profile->bssid, e->addr, ETH_ALEN); |
27a68fe3 | 4575 | wl_inform_ibss(cfg, ndev, e->addr); |
5b435de0 | 4576 | cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); |
c1179033 AS |
4577 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4578 | &ifp->vif->sme_state); | |
4579 | set_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4580 | &ifp->vif->sme_state); | |
5b435de0 | 4581 | } else |
27a68fe3 AS |
4582 | brcmf_bss_connect_done(cfg, ndev, e, true); |
4583 | } else if (brcmf_is_linkdown(cfg, e)) { | |
5b435de0 | 4584 | WL_CONN("Linkdown\n"); |
27a68fe3 | 4585 | if (brcmf_is_ibssmode(cfg)) { |
c1179033 AS |
4586 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4587 | &ifp->vif->sme_state); | |
4588 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, | |
4589 | &ifp->vif->sme_state)) | |
27a68fe3 | 4590 | brcmf_link_down(cfg); |
5b435de0 | 4591 | } else { |
27a68fe3 | 4592 | brcmf_bss_connect_done(cfg, ndev, e, false); |
c1179033 AS |
4593 | if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, |
4594 | &ifp->vif->sme_state)) { | |
5b435de0 | 4595 | cfg80211_disconnected(ndev, 0, NULL, 0, |
c1179033 | 4596 | GFP_KERNEL); |
27a68fe3 | 4597 | brcmf_link_down(cfg); |
5b435de0 AS |
4598 | } |
4599 | } | |
6ac4f4ed | 4600 | brcmf_init_prof(ndev_to_prof(ndev)); |
27a68fe3 AS |
4601 | } else if (brcmf_is_nonetwork(cfg, e)) { |
4602 | if (brcmf_is_ibssmode(cfg)) | |
c1179033 AS |
4603 | clear_bit(BRCMF_VIF_STATUS_CONNECTING, |
4604 | &ifp->vif->sme_state); | |
5b435de0 | 4605 | else |
27a68fe3 | 4606 | brcmf_bss_connect_done(cfg, ndev, e, false); |
5b435de0 AS |
4607 | } |
4608 | ||
4609 | return err; | |
4610 | } | |
4611 | ||
4612 | static s32 | |
27a68fe3 | 4613 | brcmf_notify_roaming_status(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4614 | struct net_device *ndev, |
4615 | const struct brcmf_event_msg *e, void *data) | |
4616 | { | |
c1179033 | 4617 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
4618 | s32 err = 0; |
4619 | u32 event = be32_to_cpu(e->event_type); | |
4620 | u32 status = be32_to_cpu(e->status); | |
4621 | ||
4622 | if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { | |
c1179033 | 4623 | if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) |
27a68fe3 | 4624 | brcmf_bss_roaming_done(cfg, ndev, e); |
5b435de0 | 4625 | else |
27a68fe3 | 4626 | brcmf_bss_connect_done(cfg, ndev, e, true); |
5b435de0 AS |
4627 | } |
4628 | ||
4629 | return err; | |
4630 | } | |
4631 | ||
4632 | static s32 | |
27a68fe3 | 4633 | brcmf_notify_mic_status(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4634 | struct net_device *ndev, |
4635 | const struct brcmf_event_msg *e, void *data) | |
4636 | { | |
4637 | u16 flags = be16_to_cpu(e->flags); | |
4638 | enum nl80211_key_type key_type; | |
4639 | ||
4640 | if (flags & BRCMF_EVENT_MSG_GROUP) | |
4641 | key_type = NL80211_KEYTYPE_GROUP; | |
4642 | else | |
4643 | key_type = NL80211_KEYTYPE_PAIRWISE; | |
4644 | ||
4645 | cfg80211_michael_mic_failure(ndev, (u8 *)&e->addr, key_type, -1, | |
4646 | NULL, GFP_KERNEL); | |
4647 | ||
4648 | return 0; | |
4649 | } | |
4650 | ||
4651 | static s32 | |
27a68fe3 | 4652 | brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, |
5b435de0 AS |
4653 | struct net_device *ndev, |
4654 | const struct brcmf_event_msg *e, void *data) | |
4655 | { | |
c1179033 | 4656 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
4657 | struct brcmf_channel_info_le channel_inform_le; |
4658 | struct brcmf_scan_results_le *bss_list_le; | |
4659 | u32 len = WL_SCAN_BUF_MAX; | |
4660 | s32 err = 0; | |
4661 | bool scan_abort = false; | |
4662 | u32 scan_channel; | |
4663 | ||
4664 | WL_TRACE("Enter\n"); | |
4665 | ||
27a68fe3 | 4666 | if (cfg->iscan_on && cfg->iscan_kickstart) { |
5b435de0 | 4667 | WL_TRACE("Exit\n"); |
27a68fe3 | 4668 | return brcmf_wakeup_iscan(cfg_to_iscan(cfg)); |
5b435de0 AS |
4669 | } |
4670 | ||
c1179033 | 4671 | if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { |
5b435de0 AS |
4672 | WL_ERR("Scan complete while device not scanning\n"); |
4673 | scan_abort = true; | |
4674 | err = -EINVAL; | |
4675 | goto scan_done_out; | |
4676 | } | |
4677 | ||
c1179033 | 4678 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_CHANNEL, |
81f5dcb8 HM |
4679 | &channel_inform_le, |
4680 | sizeof(channel_inform_le)); | |
5b435de0 AS |
4681 | if (err) { |
4682 | WL_ERR("scan busy (%d)\n", err); | |
4683 | scan_abort = true; | |
4684 | goto scan_done_out; | |
4685 | } | |
4686 | scan_channel = le32_to_cpu(channel_inform_le.scan_channel); | |
4687 | if (scan_channel) | |
4688 | WL_CONN("channel_inform.scan_channel (%d)\n", scan_channel); | |
27a68fe3 AS |
4689 | cfg->bss_list = cfg->scan_results; |
4690 | bss_list_le = (struct brcmf_scan_results_le *) cfg->bss_list; | |
5b435de0 | 4691 | |
27a68fe3 | 4692 | memset(cfg->scan_results, 0, len); |
5b435de0 | 4693 | bss_list_le->buflen = cpu_to_le32(len); |
c1179033 | 4694 | err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_SCAN_RESULTS, |
81f5dcb8 | 4695 | cfg->scan_results, len); |
5b435de0 AS |
4696 | if (err) { |
4697 | WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); | |
4698 | err = -EINVAL; | |
4699 | scan_abort = true; | |
4700 | goto scan_done_out; | |
4701 | } | |
27a68fe3 AS |
4702 | cfg->scan_results->buflen = le32_to_cpu(bss_list_le->buflen); |
4703 | cfg->scan_results->version = le32_to_cpu(bss_list_le->version); | |
4704 | cfg->scan_results->count = le32_to_cpu(bss_list_le->count); | |
5b435de0 | 4705 | |
27a68fe3 | 4706 | err = brcmf_inform_bss(cfg); |
35aafa9d | 4707 | if (err) |
5b435de0 | 4708 | scan_abort = true; |
5b435de0 AS |
4709 | |
4710 | scan_done_out: | |
27a68fe3 | 4711 | if (cfg->scan_request) { |
5b435de0 | 4712 | WL_SCAN("calling cfg80211_scan_done\n"); |
27a68fe3 | 4713 | cfg80211_scan_done(cfg->scan_request, scan_abort); |
5b435de0 | 4714 | brcmf_set_mpc(ndev, 1); |
27a68fe3 | 4715 | cfg->scan_request = NULL; |
5b435de0 AS |
4716 | } |
4717 | ||
4718 | WL_TRACE("Exit\n"); | |
4719 | ||
4720 | return err; | |
4721 | } | |
4722 | ||
4723 | static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) | |
4724 | { | |
4725 | conf->mode = (u32)-1; | |
4726 | conf->frag_threshold = (u32)-1; | |
4727 | conf->rts_threshold = (u32)-1; | |
4728 | conf->retry_short = (u32)-1; | |
4729 | conf->retry_long = (u32)-1; | |
4730 | conf->tx_power = -1; | |
4731 | } | |
4732 | ||
4733 | static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el) | |
4734 | { | |
4735 | memset(el, 0, sizeof(*el)); | |
4736 | el->handler[BRCMF_E_SCAN_COMPLETE] = brcmf_notify_scan_status; | |
4737 | el->handler[BRCMF_E_LINK] = brcmf_notify_connect_status; | |
1a873342 HM |
4738 | el->handler[BRCMF_E_DEAUTH_IND] = brcmf_notify_connect_status; |
4739 | el->handler[BRCMF_E_DEAUTH] = brcmf_notify_connect_status; | |
4740 | el->handler[BRCMF_E_DISASSOC_IND] = brcmf_notify_connect_status; | |
4741 | el->handler[BRCMF_E_ASSOC_IND] = brcmf_notify_connect_status; | |
4742 | el->handler[BRCMF_E_REASSOC_IND] = brcmf_notify_connect_status; | |
5b435de0 AS |
4743 | el->handler[BRCMF_E_ROAM] = brcmf_notify_roaming_status; |
4744 | el->handler[BRCMF_E_MIC_ERROR] = brcmf_notify_mic_status; | |
4745 | el->handler[BRCMF_E_SET_SSID] = brcmf_notify_connect_status; | |
e5806072 | 4746 | el->handler[BRCMF_E_PFN_NET_FOUND] = brcmf_notify_sched_scan_results; |
5b435de0 AS |
4747 | } |
4748 | ||
27a68fe3 AS |
4749 | static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) |
4750 | { | |
4751 | kfree(cfg->scan_results); | |
4752 | cfg->scan_results = NULL; | |
4753 | kfree(cfg->bss_info); | |
4754 | cfg->bss_info = NULL; | |
4755 | kfree(cfg->conf); | |
4756 | cfg->conf = NULL; | |
27a68fe3 AS |
4757 | kfree(cfg->scan_req_int); |
4758 | cfg->scan_req_int = NULL; | |
4759 | kfree(cfg->escan_ioctl_buf); | |
4760 | cfg->escan_ioctl_buf = NULL; | |
4761 | kfree(cfg->dcmd_buf); | |
4762 | cfg->dcmd_buf = NULL; | |
4763 | kfree(cfg->extra_buf); | |
4764 | cfg->extra_buf = NULL; | |
4765 | kfree(cfg->iscan); | |
4766 | cfg->iscan = NULL; | |
4767 | kfree(cfg->pmk_list); | |
4768 | cfg->pmk_list = NULL; | |
4769 | if (cfg->ap_info) { | |
4770 | kfree(cfg->ap_info->wpa_ie); | |
4771 | kfree(cfg->ap_info->rsn_ie); | |
4772 | kfree(cfg->ap_info); | |
4773 | cfg->ap_info = NULL; | |
4774 | } | |
4775 | } | |
4776 | ||
4777 | static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) | |
4778 | { | |
4779 | cfg->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL); | |
4780 | if (!cfg->scan_results) | |
5b435de0 | 4781 | goto init_priv_mem_out; |
27a68fe3 AS |
4782 | cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); |
4783 | if (!cfg->conf) | |
5b435de0 | 4784 | goto init_priv_mem_out; |
27a68fe3 AS |
4785 | cfg->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); |
4786 | if (!cfg->bss_info) | |
5b435de0 | 4787 | goto init_priv_mem_out; |
27a68fe3 | 4788 | cfg->scan_req_int = kzalloc(sizeof(*cfg->scan_req_int), |
5b435de0 | 4789 | GFP_KERNEL); |
27a68fe3 | 4790 | if (!cfg->scan_req_int) |
5b435de0 | 4791 | goto init_priv_mem_out; |
27a68fe3 AS |
4792 | cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL); |
4793 | if (!cfg->escan_ioctl_buf) | |
e756af5b | 4794 | goto init_priv_mem_out; |
27a68fe3 AS |
4795 | cfg->dcmd_buf = kzalloc(WL_DCMD_LEN_MAX, GFP_KERNEL); |
4796 | if (!cfg->dcmd_buf) | |
5b435de0 | 4797 | goto init_priv_mem_out; |
27a68fe3 AS |
4798 | cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
4799 | if (!cfg->extra_buf) | |
5b435de0 | 4800 | goto init_priv_mem_out; |
27a68fe3 AS |
4801 | cfg->iscan = kzalloc(sizeof(*cfg->iscan), GFP_KERNEL); |
4802 | if (!cfg->iscan) | |
5b435de0 | 4803 | goto init_priv_mem_out; |
27a68fe3 AS |
4804 | cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL); |
4805 | if (!cfg->pmk_list) | |
5b435de0 AS |
4806 | goto init_priv_mem_out; |
4807 | ||
4808 | return 0; | |
4809 | ||
4810 | init_priv_mem_out: | |
27a68fe3 | 4811 | brcmf_deinit_priv_mem(cfg); |
5b435de0 AS |
4812 | |
4813 | return -ENOMEM; | |
4814 | } | |
4815 | ||
4816 | /* | |
4817 | * retrieve first queued event from head | |
4818 | */ | |
4819 | ||
4820 | static struct brcmf_cfg80211_event_q *brcmf_deq_event( | |
27a68fe3 | 4821 | struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4822 | { |
4823 | struct brcmf_cfg80211_event_q *e = NULL; | |
4824 | ||
27a68fe3 AS |
4825 | spin_lock_irq(&cfg->evt_q_lock); |
4826 | if (!list_empty(&cfg->evt_q_list)) { | |
4827 | e = list_first_entry(&cfg->evt_q_list, | |
5b435de0 AS |
4828 | struct brcmf_cfg80211_event_q, evt_q_list); |
4829 | list_del(&e->evt_q_list); | |
4830 | } | |
27a68fe3 | 4831 | spin_unlock_irq(&cfg->evt_q_lock); |
5b435de0 AS |
4832 | |
4833 | return e; | |
4834 | } | |
4835 | ||
4836 | /* | |
bcbec9e7 AS |
4837 | * push event to tail of the queue |
4838 | * | |
4839 | * remark: this function may not sleep as it is called in atomic context. | |
5b435de0 AS |
4840 | */ |
4841 | ||
4842 | static s32 | |
27a68fe3 | 4843 | brcmf_enq_event(struct brcmf_cfg80211_info *cfg, u32 event, |
c4fdb056 | 4844 | const struct brcmf_event_msg *msg, void *data) |
5b435de0 AS |
4845 | { |
4846 | struct brcmf_cfg80211_event_q *e; | |
4847 | s32 err = 0; | |
cf44066a | 4848 | ulong flags; |
c4fdb056 HM |
4849 | u32 data_len; |
4850 | u32 total_len; | |
5b435de0 | 4851 | |
c4fdb056 HM |
4852 | total_len = sizeof(struct brcmf_cfg80211_event_q); |
4853 | if (data) | |
4854 | data_len = be32_to_cpu(msg->datalen); | |
4855 | else | |
4856 | data_len = 0; | |
4857 | total_len += data_len; | |
4858 | e = kzalloc(total_len, GFP_ATOMIC); | |
5b435de0 AS |
4859 | if (!e) |
4860 | return -ENOMEM; | |
4861 | ||
4862 | e->etype = event; | |
4863 | memcpy(&e->emsg, msg, sizeof(struct brcmf_event_msg)); | |
c4fdb056 HM |
4864 | if (data) |
4865 | memcpy(&e->edata, data, data_len); | |
5b435de0 | 4866 | |
27a68fe3 AS |
4867 | spin_lock_irqsave(&cfg->evt_q_lock, flags); |
4868 | list_add_tail(&e->evt_q_list, &cfg->evt_q_list); | |
4869 | spin_unlock_irqrestore(&cfg->evt_q_lock, flags); | |
5b435de0 AS |
4870 | |
4871 | return err; | |
4872 | } | |
4873 | ||
4874 | static void brcmf_put_event(struct brcmf_cfg80211_event_q *e) | |
4875 | { | |
4876 | kfree(e); | |
4877 | } | |
4878 | ||
4879 | static void brcmf_cfg80211_event_handler(struct work_struct *work) | |
4880 | { | |
27a68fe3 AS |
4881 | struct brcmf_cfg80211_info *cfg = |
4882 | container_of(work, struct brcmf_cfg80211_info, | |
5b435de0 AS |
4883 | event_work); |
4884 | struct brcmf_cfg80211_event_q *e; | |
4885 | ||
27a68fe3 | 4886 | e = brcmf_deq_event(cfg); |
5b435de0 AS |
4887 | if (unlikely(!e)) { |
4888 | WL_ERR("event queue empty...\n"); | |
4889 | return; | |
4890 | } | |
4891 | ||
4892 | do { | |
4893 | WL_INFO("event type (%d)\n", e->etype); | |
27a68fe3 AS |
4894 | if (cfg->el.handler[e->etype]) |
4895 | cfg->el.handler[e->etype](cfg, | |
4896 | cfg_to_ndev(cfg), | |
5b435de0 AS |
4897 | &e->emsg, e->edata); |
4898 | else | |
4899 | WL_INFO("Unknown Event (%d): ignoring\n", e->etype); | |
4900 | brcmf_put_event(e); | |
27a68fe3 | 4901 | } while ((e = brcmf_deq_event(cfg))); |
5b435de0 AS |
4902 | |
4903 | } | |
4904 | ||
27a68fe3 | 4905 | static void brcmf_init_eq(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4906 | { |
27a68fe3 AS |
4907 | spin_lock_init(&cfg->evt_q_lock); |
4908 | INIT_LIST_HEAD(&cfg->evt_q_list); | |
5b435de0 AS |
4909 | } |
4910 | ||
27a68fe3 | 4911 | static void brcmf_flush_eq(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4912 | { |
4913 | struct brcmf_cfg80211_event_q *e; | |
4914 | ||
27a68fe3 AS |
4915 | spin_lock_irq(&cfg->evt_q_lock); |
4916 | while (!list_empty(&cfg->evt_q_list)) { | |
4917 | e = list_first_entry(&cfg->evt_q_list, | |
5b435de0 AS |
4918 | struct brcmf_cfg80211_event_q, evt_q_list); |
4919 | list_del(&e->evt_q_list); | |
4920 | kfree(e); | |
4921 | } | |
27a68fe3 | 4922 | spin_unlock_irq(&cfg->evt_q_lock); |
5b435de0 AS |
4923 | } |
4924 | ||
27a68fe3 | 4925 | static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
4926 | { |
4927 | s32 err = 0; | |
4928 | ||
27a68fe3 AS |
4929 | cfg->scan_request = NULL; |
4930 | cfg->pwr_save = true; | |
e756af5b | 4931 | #ifdef CONFIG_BRCMISCAN |
27a68fe3 | 4932 | cfg->iscan_on = true; /* iscan on & off switch. |
5b435de0 | 4933 | we enable iscan per default */ |
27a68fe3 | 4934 | cfg->escan_on = false; /* escan on & off switch. |
e756af5b HM |
4935 | we disable escan per default */ |
4936 | #else | |
27a68fe3 | 4937 | cfg->iscan_on = false; /* iscan on & off switch. |
e756af5b | 4938 | we disable iscan per default */ |
27a68fe3 | 4939 | cfg->escan_on = true; /* escan on & off switch. |
e756af5b HM |
4940 | we enable escan per default */ |
4941 | #endif | |
27a68fe3 | 4942 | cfg->roam_on = true; /* roam on & off switch. |
5b435de0 AS |
4943 | we enable roam per default */ |
4944 | ||
27a68fe3 AS |
4945 | cfg->iscan_kickstart = false; |
4946 | cfg->active_scan = true; /* we do active scan for | |
5b435de0 | 4947 | specific scan per default */ |
27a68fe3 AS |
4948 | cfg->dongle_up = false; /* dongle is not up yet */ |
4949 | brcmf_init_eq(cfg); | |
4950 | err = brcmf_init_priv_mem(cfg); | |
5b435de0 AS |
4951 | if (err) |
4952 | return err; | |
27a68fe3 AS |
4953 | INIT_WORK(&cfg->event_work, brcmf_cfg80211_event_handler); |
4954 | brcmf_init_eloop_handler(&cfg->el); | |
4955 | mutex_init(&cfg->usr_sync); | |
4956 | err = brcmf_init_iscan(cfg); | |
5b435de0 AS |
4957 | if (err) |
4958 | return err; | |
27a68fe3 AS |
4959 | brcmf_init_escan(cfg); |
4960 | brcmf_init_conf(cfg->conf); | |
27a68fe3 | 4961 | brcmf_link_down(cfg); |
5b435de0 AS |
4962 | |
4963 | return err; | |
4964 | } | |
4965 | ||
27a68fe3 | 4966 | static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 4967 | { |
27a68fe3 AS |
4968 | cancel_work_sync(&cfg->event_work); |
4969 | cfg->dongle_up = false; /* dongle down */ | |
4970 | brcmf_flush_eq(cfg); | |
4971 | brcmf_link_down(cfg); | |
4972 | brcmf_abort_scanning(cfg); | |
4973 | brcmf_deinit_priv_mem(cfg); | |
5b435de0 AS |
4974 | } |
4975 | ||
1ed9baf0 | 4976 | struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr) |
5b435de0 | 4977 | { |
1ed9baf0 AS |
4978 | struct net_device *ndev = drvr->iflist[0]->ndev; |
4979 | struct device *busdev = drvr->dev; | |
27a68fe3 | 4980 | struct brcmf_cfg80211_info *cfg; |
3eacf866 AS |
4981 | struct wiphy *wiphy; |
4982 | struct brcmf_cfg80211_vif *vif; | |
4983 | struct brcmf_if *ifp; | |
5b435de0 AS |
4984 | s32 err = 0; |
4985 | ||
4986 | if (!ndev) { | |
4987 | WL_ERR("ndev is invalid\n"); | |
4988 | return NULL; | |
4989 | } | |
5b435de0 | 4990 | |
3eacf866 AS |
4991 | ifp = netdev_priv(ndev); |
4992 | wiphy = brcmf_setup_wiphy(busdev); | |
4993 | if (IS_ERR(wiphy)) | |
5b435de0 | 4994 | return NULL; |
5b435de0 | 4995 | |
3eacf866 AS |
4996 | cfg = wiphy_priv(wiphy); |
4997 | cfg->wiphy = wiphy; | |
27a68fe3 | 4998 | cfg->pub = drvr; |
3eacf866 AS |
4999 | INIT_LIST_HEAD(&cfg->vif_list); |
5000 | ||
5001 | vif = brcmf_alloc_vif(cfg, ndev, WL_MODE_BSS, false); | |
5002 | if (IS_ERR(vif)) { | |
5003 | wiphy_free(wiphy); | |
5004 | return NULL; | |
5005 | } | |
5006 | ||
27a68fe3 | 5007 | err = wl_init_priv(cfg); |
5b435de0 AS |
5008 | if (err) { |
5009 | WL_ERR("Failed to init iwm_priv (%d)\n", err); | |
5010 | goto cfg80211_attach_out; | |
5011 | } | |
5b435de0 | 5012 | |
3eacf866 | 5013 | ifp->vif = vif; |
27a68fe3 | 5014 | return cfg; |
5b435de0 AS |
5015 | |
5016 | cfg80211_attach_out: | |
3eacf866 | 5017 | brcmf_free_vif(vif); |
5b435de0 AS |
5018 | return NULL; |
5019 | } | |
5020 | ||
27a68fe3 | 5021 | void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5022 | { |
3eacf866 AS |
5023 | struct brcmf_cfg80211_vif *vif; |
5024 | struct brcmf_cfg80211_vif *tmp; | |
5025 | ||
27a68fe3 | 5026 | wl_deinit_priv(cfg); |
3eacf866 AS |
5027 | list_for_each_entry_safe(vif, tmp, &cfg->vif_list, list) { |
5028 | brcmf_free_vif(vif); | |
5029 | } | |
5b435de0 AS |
5030 | } |
5031 | ||
5032 | void | |
5033 | brcmf_cfg80211_event(struct net_device *ndev, | |
5034 | const struct brcmf_event_msg *e, void *data) | |
5035 | { | |
5036 | u32 event_type = be32_to_cpu(e->event_type); | |
27a68fe3 | 5037 | struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); |
5b435de0 | 5038 | |
27a68fe3 AS |
5039 | if (!brcmf_enq_event(cfg, event_type, e, data)) |
5040 | schedule_work(&cfg->event_work); | |
5b435de0 AS |
5041 | } |
5042 | ||
5b435de0 AS |
5043 | static s32 brcmf_dongle_eventmsg(struct net_device *ndev) |
5044 | { | |
5b435de0 AS |
5045 | s8 eventmask[BRCMF_EVENTING_MASK_LEN]; |
5046 | s32 err = 0; | |
5047 | ||
5048 | WL_TRACE("Enter\n"); | |
5049 | ||
5050 | /* Setup event_msgs */ | |
ac24be6f AS |
5051 | err = brcmf_fil_iovar_data_get(netdev_priv(ndev), "event_msgs", |
5052 | eventmask, BRCMF_EVENTING_MASK_LEN); | |
5b435de0 AS |
5053 | if (err) { |
5054 | WL_ERR("Get event_msgs error (%d)\n", err); | |
5055 | goto dongle_eventmsg_out; | |
5056 | } | |
5b435de0 AS |
5057 | |
5058 | setbit(eventmask, BRCMF_E_SET_SSID); | |
5059 | setbit(eventmask, BRCMF_E_ROAM); | |
5060 | setbit(eventmask, BRCMF_E_PRUNE); | |
5061 | setbit(eventmask, BRCMF_E_AUTH); | |
5062 | setbit(eventmask, BRCMF_E_REASSOC); | |
5063 | setbit(eventmask, BRCMF_E_REASSOC_IND); | |
5064 | setbit(eventmask, BRCMF_E_DEAUTH_IND); | |
5065 | setbit(eventmask, BRCMF_E_DISASSOC_IND); | |
5066 | setbit(eventmask, BRCMF_E_DISASSOC); | |
5067 | setbit(eventmask, BRCMF_E_JOIN); | |
5068 | setbit(eventmask, BRCMF_E_ASSOC_IND); | |
5069 | setbit(eventmask, BRCMF_E_PSK_SUP); | |
5070 | setbit(eventmask, BRCMF_E_LINK); | |
5071 | setbit(eventmask, BRCMF_E_NDIS_LINK); | |
5072 | setbit(eventmask, BRCMF_E_MIC_ERROR); | |
5073 | setbit(eventmask, BRCMF_E_PMKID_CACHE); | |
5074 | setbit(eventmask, BRCMF_E_TXFAIL); | |
5075 | setbit(eventmask, BRCMF_E_JOIN_START); | |
5076 | setbit(eventmask, BRCMF_E_SCAN_COMPLETE); | |
e756af5b | 5077 | setbit(eventmask, BRCMF_E_ESCAN_RESULT); |
e5806072 | 5078 | setbit(eventmask, BRCMF_E_PFN_NET_FOUND); |
5b435de0 | 5079 | |
ac24be6f AS |
5080 | err = brcmf_fil_iovar_data_set(netdev_priv(ndev), "event_msgs", |
5081 | eventmask, BRCMF_EVENTING_MASK_LEN); | |
5b435de0 AS |
5082 | if (err) { |
5083 | WL_ERR("Set event_msgs error (%d)\n", err); | |
5084 | goto dongle_eventmsg_out; | |
5085 | } | |
5086 | ||
5087 | dongle_eventmsg_out: | |
5088 | WL_TRACE("Exit\n"); | |
5089 | return err; | |
5090 | } | |
5091 | ||
5092 | static s32 | |
5093 | brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) | |
5094 | { | |
ac24be6f | 5095 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 | 5096 | s32 err = 0; |
f588bc0c AS |
5097 | __le32 roamtrigger[2]; |
5098 | __le32 roam_delta[2]; | |
5b435de0 AS |
5099 | |
5100 | /* | |
5101 | * Setup timeout if Beacons are lost and roam is | |
5102 | * off to report link down | |
5103 | */ | |
5104 | if (roamvar) { | |
ac24be6f | 5105 | err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); |
5b435de0 AS |
5106 | if (err) { |
5107 | WL_ERR("bcn_timeout error (%d)\n", err); | |
5108 | goto dongle_rom_out; | |
5109 | } | |
5110 | } | |
5111 | ||
5112 | /* | |
5113 | * Enable/Disable built-in roaming to allow supplicant | |
5114 | * to take care of roaming | |
5115 | */ | |
5116 | WL_INFO("Internal Roaming = %s\n", roamvar ? "Off" : "On"); | |
ac24be6f | 5117 | err = brcmf_fil_iovar_int_set(ifp, "roam_off", roamvar); |
5b435de0 AS |
5118 | if (err) { |
5119 | WL_ERR("roam_off error (%d)\n", err); | |
5120 | goto dongle_rom_out; | |
5121 | } | |
5122 | ||
f588bc0c AS |
5123 | roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); |
5124 | roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5125 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, |
81f5dcb8 | 5126 | (void *)roamtrigger, sizeof(roamtrigger)); |
5b435de0 AS |
5127 | if (err) { |
5128 | WL_ERR("WLC_SET_ROAM_TRIGGER error (%d)\n", err); | |
5129 | goto dongle_rom_out; | |
5130 | } | |
5131 | ||
f588bc0c AS |
5132 | roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); |
5133 | roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); | |
ac24be6f | 5134 | err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, |
81f5dcb8 | 5135 | (void *)roam_delta, sizeof(roam_delta)); |
5b435de0 AS |
5136 | if (err) { |
5137 | WL_ERR("WLC_SET_ROAM_DELTA error (%d)\n", err); | |
5138 | goto dongle_rom_out; | |
5139 | } | |
5140 | ||
5141 | dongle_rom_out: | |
5142 | return err; | |
5143 | } | |
5144 | ||
5145 | static s32 | |
5146 | brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, | |
c68cdc0f | 5147 | s32 scan_unassoc_time, s32 scan_passive_time) |
5b435de0 | 5148 | { |
ac24be6f | 5149 | struct brcmf_if *ifp = netdev_priv(ndev); |
5b435de0 AS |
5150 | s32 err = 0; |
5151 | ||
ac24be6f | 5152 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, |
81f5dcb8 | 5153 | scan_assoc_time); |
5b435de0 AS |
5154 | if (err) { |
5155 | if (err == -EOPNOTSUPP) | |
5156 | WL_INFO("Scan assoc time is not supported\n"); | |
5157 | else | |
5158 | WL_ERR("Scan assoc time error (%d)\n", err); | |
5159 | goto dongle_scantime_out; | |
5160 | } | |
ac24be6f | 5161 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, |
81f5dcb8 | 5162 | scan_unassoc_time); |
5b435de0 AS |
5163 | if (err) { |
5164 | if (err == -EOPNOTSUPP) | |
5165 | WL_INFO("Scan unassoc time is not supported\n"); | |
5166 | else | |
5167 | WL_ERR("Scan unassoc time error (%d)\n", err); | |
5168 | goto dongle_scantime_out; | |
5169 | } | |
5170 | ||
ac24be6f | 5171 | err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, |
81f5dcb8 | 5172 | scan_passive_time); |
5b435de0 AS |
5173 | if (err) { |
5174 | if (err == -EOPNOTSUPP) | |
5175 | WL_INFO("Scan passive time is not supported\n"); | |
5176 | else | |
5177 | WL_ERR("Scan passive time error (%d)\n", err); | |
5178 | goto dongle_scantime_out; | |
5179 | } | |
5180 | ||
5181 | dongle_scantime_out: | |
5182 | return err; | |
5183 | } | |
5184 | ||
27a68fe3 | 5185 | static s32 wl_update_wiphybands(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5186 | { |
ac24be6f | 5187 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5188 | struct wiphy *wiphy; |
5189 | s32 phy_list; | |
5190 | s8 phy; | |
5191 | s32 err = 0; | |
5192 | ||
ac24be6f | 5193 | err = brcmf_fil_cmd_data_get(ifp, BRCM_GET_PHYLIST, |
81f5dcb8 | 5194 | &phy_list, sizeof(phy_list)); |
5b435de0 AS |
5195 | if (err) { |
5196 | WL_ERR("error (%d)\n", err); | |
5197 | return err; | |
5198 | } | |
5199 | ||
3ba81376 | 5200 | phy = ((char *)&phy_list)[0]; |
5b435de0 AS |
5201 | WL_INFO("%c phy\n", phy); |
5202 | if (phy == 'n' || phy == 'a') { | |
27a68fe3 | 5203 | wiphy = cfg_to_wiphy(cfg); |
5b435de0 AS |
5204 | wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_n; |
5205 | } | |
5206 | ||
5207 | return err; | |
5208 | } | |
5209 | ||
27a68fe3 | 5210 | static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5211 | { |
27a68fe3 | 5212 | return wl_update_wiphybands(cfg); |
5b435de0 AS |
5213 | } |
5214 | ||
27a68fe3 | 5215 | static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) |
5b435de0 AS |
5216 | { |
5217 | struct net_device *ndev; | |
5218 | struct wireless_dev *wdev; | |
5219 | s32 power_mode; | |
5220 | s32 err = 0; | |
5221 | ||
27a68fe3 | 5222 | if (cfg->dongle_up) |
5b435de0 AS |
5223 | return err; |
5224 | ||
27a68fe3 | 5225 | ndev = cfg_to_ndev(cfg); |
5b435de0 AS |
5226 | wdev = ndev->ieee80211_ptr; |
5227 | ||
5228 | brcmf_dongle_scantime(ndev, WL_SCAN_CHANNEL_TIME, | |
5229 | WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); | |
5230 | ||
5231 | err = brcmf_dongle_eventmsg(ndev); | |
5232 | if (err) | |
5233 | goto default_conf_out; | |
5234 | ||
27a68fe3 | 5235 | power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; |
ac24be6f AS |
5236 | err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PM, |
5237 | power_mode); | |
5b435de0 AS |
5238 | if (err) |
5239 | goto default_conf_out; | |
5240 | WL_INFO("power save set to %s\n", | |
5241 | (power_mode ? "enabled" : "disabled")); | |
5242 | ||
27a68fe3 | 5243 | err = brcmf_dongle_roam(ndev, (cfg->roam_on ? 0 : 1), |
5b435de0 AS |
5244 | WL_BEACON_TIMEOUT); |
5245 | if (err) | |
5246 | goto default_conf_out; | |
5dd161ff FL |
5247 | err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype, |
5248 | NULL, NULL); | |
5b435de0 AS |
5249 | if (err && err != -EINPROGRESS) |
5250 | goto default_conf_out; | |
27a68fe3 | 5251 | err = brcmf_dongle_probecap(cfg); |
5b435de0 AS |
5252 | if (err) |
5253 | goto default_conf_out; | |
5254 | ||
5255 | /* -EINPROGRESS: Call commit handler */ | |
5256 | ||
5257 | default_conf_out: | |
5258 | ||
27a68fe3 | 5259 | cfg->dongle_up = true; |
5b435de0 AS |
5260 | |
5261 | return err; | |
5262 | ||
5263 | } | |
5264 | ||
27a68fe3 | 5265 | static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5266 | { |
c1179033 | 5267 | struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); |
5b435de0 AS |
5268 | s32 err = 0; |
5269 | ||
c1179033 | 5270 | set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5271 | |
27a68fe3 | 5272 | err = brcmf_config_dongle(cfg); |
5b435de0 AS |
5273 | if (err) |
5274 | return err; | |
5275 | ||
27a68fe3 | 5276 | brcmf_invoke_iscan(cfg); |
5b435de0 AS |
5277 | |
5278 | return err; | |
5279 | } | |
5280 | ||
27a68fe3 | 5281 | static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5282 | { |
c1179033 AS |
5283 | struct net_device *ndev = cfg_to_ndev(cfg); |
5284 | struct brcmf_if *ifp = netdev_priv(ndev); | |
5285 | ||
5b435de0 AS |
5286 | /* |
5287 | * While going down, if associated with AP disassociate | |
5288 | * from AP to save power | |
5289 | */ | |
c1179033 AS |
5290 | if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || |
5291 | test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && | |
ce81e317 | 5292 | check_vif_up(ifp->vif)) { |
5b435de0 | 5293 | WL_INFO("Disassociating from AP"); |
27a68fe3 | 5294 | brcmf_link_down(cfg); |
5b435de0 AS |
5295 | |
5296 | /* Make sure WPA_Supplicant receives all the event | |
5297 | generated due to DISASSOC call to the fw to keep | |
5298 | the state fw and WPA_Supplicant state consistent | |
5299 | */ | |
5300 | brcmf_delay(500); | |
5301 | } | |
5302 | ||
27a68fe3 | 5303 | brcmf_abort_scanning(cfg); |
c1179033 | 5304 | clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); |
5b435de0 | 5305 | |
5b435de0 AS |
5306 | return 0; |
5307 | } | |
5308 | ||
27a68fe3 | 5309 | s32 brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5310 | { |
5b435de0 AS |
5311 | s32 err = 0; |
5312 | ||
27a68fe3 AS |
5313 | mutex_lock(&cfg->usr_sync); |
5314 | err = __brcmf_cfg80211_up(cfg); | |
5315 | mutex_unlock(&cfg->usr_sync); | |
5b435de0 AS |
5316 | |
5317 | return err; | |
5318 | } | |
5319 | ||
27a68fe3 | 5320 | s32 brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) |
5b435de0 | 5321 | { |
5b435de0 AS |
5322 | s32 err = 0; |
5323 | ||
27a68fe3 AS |
5324 | mutex_lock(&cfg->usr_sync); |
5325 | err = __brcmf_cfg80211_down(cfg); | |
5326 | mutex_unlock(&cfg->usr_sync); | |
5b435de0 AS |
5327 | |
5328 | return err; | |
5329 | } | |
5330 |