2 * Copyright (c) 2010 Broadcom Corporation
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.
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.
17 /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */
19 #include <linux/kernel.h>
20 #include <linux/etherdevice.h>
21 #include <linux/module.h>
22 #include <linux/vmalloc.h>
23 #include <net/cfg80211.h>
24 #include <net/netlink.h>
26 #include <brcmu_utils.h>
28 #include <brcmu_wifi.h>
31 #include "tracepoint.h"
32 #include "fwil_types.h"
35 #include "wl_cfg80211.h"
42 #define BRCMF_SCAN_IE_LEN_MAX 2048
43 #define BRCMF_PNO_VERSION 2
44 #define BRCMF_PNO_TIME 30
45 #define BRCMF_PNO_REPEAT 4
46 #define BRCMF_PNO_FREQ_EXPO_MAX 3
47 #define BRCMF_PNO_MAX_PFN_COUNT 16
48 #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6
49 #define BRCMF_PNO_HIDDEN_BIT 2
50 #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF
51 #define BRCMF_PNO_SCAN_COMPLETE 1
52 #define BRCMF_PNO_SCAN_INCOMPLETE 0
54 #define BRCMF_IFACE_MAX_CNT 3
56 #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */
57 #define WPA_OUI_TYPE 1
58 #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */
59 #define WME_OUI_TYPE 2
60 #define WPS_OUI_TYPE 4
62 #define VS_IE_FIXED_HDR_LEN 6
63 #define WPA_IE_VERSION_LEN 2
64 #define WPA_IE_MIN_OUI_LEN 4
65 #define WPA_IE_SUITE_COUNT_LEN 2
67 #define WPA_CIPHER_NONE 0 /* None */
68 #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */
69 #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */
70 #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */
71 #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */
73 #define RSN_AKM_NONE 0 /* None (IBSS) */
74 #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */
75 #define RSN_AKM_PSK 2 /* Pre-shared Key */
76 #define RSN_CAP_LEN 2 /* Length of RSN capabilities */
77 #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C
79 #define VNDR_IE_CMD_LEN 4 /* length of the set command
80 * string :"add", "del" (+ NUL)
82 #define VNDR_IE_COUNT_OFFSET 4
83 #define VNDR_IE_PKTFLAG_OFFSET 8
84 #define VNDR_IE_VSIE_OFFSET 12
85 #define VNDR_IE_HDR_SIZE 12
86 #define VNDR_IE_PARSE_LIMIT 5
88 #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */
89 #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */
91 #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320
92 #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400
93 #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20
95 #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \
96 (sizeof(struct brcmf_assoc_params_le) - sizeof(u16))
98 static bool check_vif_up(struct brcmf_cfg80211_vif
*vif
)
100 if (!test_bit(BRCMF_VIF_STATUS_READY
, &vif
->sme_state
)) {
101 brcmf_dbg(INFO
, "device is not ready : status (%lu)\n",
108 #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
109 #define RATETAB_ENT(_rateid, _flags) \
111 .bitrate = RATE_TO_BASE100KBPS(_rateid), \
112 .hw_value = (_rateid), \
116 static struct ieee80211_rate __wl_rates
[] = {
117 RATETAB_ENT(BRCM_RATE_1M
, 0),
118 RATETAB_ENT(BRCM_RATE_2M
, IEEE80211_RATE_SHORT_PREAMBLE
),
119 RATETAB_ENT(BRCM_RATE_5M5
, IEEE80211_RATE_SHORT_PREAMBLE
),
120 RATETAB_ENT(BRCM_RATE_11M
, IEEE80211_RATE_SHORT_PREAMBLE
),
121 RATETAB_ENT(BRCM_RATE_6M
, 0),
122 RATETAB_ENT(BRCM_RATE_9M
, 0),
123 RATETAB_ENT(BRCM_RATE_12M
, 0),
124 RATETAB_ENT(BRCM_RATE_18M
, 0),
125 RATETAB_ENT(BRCM_RATE_24M
, 0),
126 RATETAB_ENT(BRCM_RATE_36M
, 0),
127 RATETAB_ENT(BRCM_RATE_48M
, 0),
128 RATETAB_ENT(BRCM_RATE_54M
, 0),
131 #define wl_a_rates (__wl_rates + 4)
132 #define wl_a_rates_size 8
133 #define wl_g_rates (__wl_rates + 0)
134 #define wl_g_rates_size 12
136 /* Band templates duplicated per wiphy. The channel info
137 * is filled in after querying the device.
139 static const struct ieee80211_supported_band __wl_band_2ghz
= {
140 .band
= IEEE80211_BAND_2GHZ
,
141 .bitrates
= wl_g_rates
,
142 .n_bitrates
= wl_g_rates_size
,
145 static const struct ieee80211_supported_band __wl_band_5ghz_a
= {
146 .band
= IEEE80211_BAND_5GHZ
,
147 .bitrates
= wl_a_rates
,
148 .n_bitrates
= wl_a_rates_size
,
151 /* This is to override regulatory domains defined in cfg80211 module (reg.c)
152 * By default world regulatory domain defined in reg.c puts the flags
153 * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165).
154 * With respect to these flags, wpa_supplicant doesn't * start p2p
155 * operations on 5GHz channels. All the changes in world regulatory
156 * domain are to be done here.
158 static const struct ieee80211_regdomain brcmf_regdom
= {
162 /* IEEE 802.11b/g, channels 1..11 */
163 REG_RULE(2412-10, 2472+10, 40, 6, 20, 0),
165 /* IEEE 802.11 channel 14 - Only JP enables
166 * this and for 802.11b only
168 REG_RULE(2484-10, 2484+10, 20, 6, 20, 0),
169 /* IEEE 802.11a, channel 36..64 */
170 REG_RULE(5150-10, 5350+10, 80, 6, 20, 0),
171 /* IEEE 802.11a, channel 100..165 */
172 REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), }
175 static const u32 __wl_cipher_suites
[] = {
176 WLAN_CIPHER_SUITE_WEP40
,
177 WLAN_CIPHER_SUITE_WEP104
,
178 WLAN_CIPHER_SUITE_TKIP
,
179 WLAN_CIPHER_SUITE_CCMP
,
180 WLAN_CIPHER_SUITE_AES_CMAC
,
183 /* Vendor specific ie. id = 221, oui and type defines exact ie */
184 struct brcmf_vs_tlv
{
191 struct parsed_vndr_ie_info
{
193 u32 ie_len
; /* total length including id & length field */
194 struct brcmf_vs_tlv vndrie
;
197 struct parsed_vndr_ies
{
199 struct parsed_vndr_ie_info ie_info
[VNDR_IE_PARSE_LIMIT
];
202 static int brcmf_roamoff
;
203 module_param_named(roamoff
, brcmf_roamoff
, int, S_IRUSR
);
204 MODULE_PARM_DESC(roamoff
, "do not use internal roaming engine");
206 /* Quarter dBm units to mW
207 * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153
208 * Table is offset so the last entry is largest mW value that fits in
212 #define QDBM_OFFSET 153 /* Offset for first entry */
213 #define QDBM_TABLE_LEN 40 /* Table size */
215 /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET.
216 * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2
218 #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */
220 /* Largest mW value that will round down to the last table entry,
221 * QDBM_OFFSET + QDBM_TABLE_LEN-1.
222 * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) +
223 * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2.
225 #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */
227 static const u16 nqdBm_to_mW_map
[QDBM_TABLE_LEN
] = {
228 /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */
229 /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000,
230 /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849,
231 /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119,
232 /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811,
233 /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096
236 static u16
brcmf_qdbm_to_mw(u8 qdbm
)
239 int idx
= qdbm
- QDBM_OFFSET
;
241 if (idx
>= QDBM_TABLE_LEN
)
242 /* clamp to max u16 mW value */
245 /* scale the qdBm index up to the range of the table 0-40
246 * where an offset of 40 qdBm equals a factor of 10 mW.
253 /* return the mW value scaled down to the correct factor of 10,
254 * adding in factor/2 to get proper rounding.
256 return (nqdBm_to_mW_map
[idx
] + factor
/ 2) / factor
;
259 static u8
brcmf_mw_to_qdbm(u16 mw
)
266 /* handle boundary case */
270 offset
= QDBM_OFFSET
;
272 /* move mw into the range of the table */
273 while (mw_uint
< QDBM_TABLE_LOW_BOUND
) {
278 for (qdbm
= 0; qdbm
< QDBM_TABLE_LEN
- 1; qdbm
++) {
279 boundary
= nqdBm_to_mW_map
[qdbm
] + (nqdBm_to_mW_map
[qdbm
+ 1] -
280 nqdBm_to_mW_map
[qdbm
]) / 2;
281 if (mw_uint
< boundary
)
290 static u16
chandef_to_chanspec(struct brcmu_d11inf
*d11inf
,
291 struct cfg80211_chan_def
*ch
)
293 struct brcmu_chan ch_inf
;
296 brcmf_dbg(TRACE
, "chandef: control %d center %d width %d\n",
297 ch
->chan
->center_freq
, ch
->center_freq1
, ch
->width
);
298 ch_inf
.chnum
= ieee80211_frequency_to_channel(ch
->center_freq1
);
299 primary_offset
= ch
->center_freq1
- ch
->chan
->center_freq
;
301 case NL80211_CHAN_WIDTH_20
:
302 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
303 WARN_ON(primary_offset
!= 0);
305 case NL80211_CHAN_WIDTH_40
:
306 ch_inf
.bw
= BRCMU_CHAN_BW_40
;
307 if (primary_offset
< 0)
308 ch_inf
.sb
= BRCMU_CHAN_SB_U
;
310 ch_inf
.sb
= BRCMU_CHAN_SB_L
;
312 case NL80211_CHAN_WIDTH_80
:
313 ch_inf
.bw
= BRCMU_CHAN_BW_80
;
314 if (primary_offset
< 0) {
315 if (primary_offset
< -CH_10MHZ_APART
)
316 ch_inf
.sb
= BRCMU_CHAN_SB_UU
;
318 ch_inf
.sb
= BRCMU_CHAN_SB_UL
;
320 if (primary_offset
> CH_10MHZ_APART
)
321 ch_inf
.sb
= BRCMU_CHAN_SB_LL
;
323 ch_inf
.sb
= BRCMU_CHAN_SB_LU
;
329 switch (ch
->chan
->band
) {
330 case IEEE80211_BAND_2GHZ
:
331 ch_inf
.band
= BRCMU_CHAN_BAND_2G
;
333 case IEEE80211_BAND_5GHZ
:
334 ch_inf
.band
= BRCMU_CHAN_BAND_5G
;
339 d11inf
->encchspec(&ch_inf
);
341 return ch_inf
.chspec
;
344 u16
channel_to_chanspec(struct brcmu_d11inf
*d11inf
,
345 struct ieee80211_channel
*ch
)
347 struct brcmu_chan ch_inf
;
349 ch_inf
.chnum
= ieee80211_frequency_to_channel(ch
->center_freq
);
350 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
351 d11inf
->encchspec(&ch_inf
);
353 return ch_inf
.chspec
;
356 /* Traverse a string of 1-byte tag/1-byte length/variable-length value
357 * triples, returning a pointer to the substring whose first element
360 const struct brcmf_tlv
*
361 brcmf_parse_tlvs(const void *buf
, int buflen
, uint key
)
363 const struct brcmf_tlv
*elt
= buf
;
366 /* find tagged parameter */
367 while (totlen
>= TLV_HDR_LEN
) {
370 /* validate remaining totlen */
371 if ((elt
->id
== key
) && (totlen
>= (len
+ TLV_HDR_LEN
)))
374 elt
= (struct brcmf_tlv
*)((u8
*)elt
+ (len
+ TLV_HDR_LEN
));
375 totlen
-= (len
+ TLV_HDR_LEN
);
381 /* Is any of the tlvs the expected entry? If
382 * not update the tlvs buffer pointer/length.
385 brcmf_tlv_has_ie(const u8
*ie
, const u8
**tlvs
, u32
*tlvs_len
,
386 const u8
*oui
, u32 oui_len
, u8 type
)
388 /* If the contents match the OUI and the type */
389 if (ie
[TLV_LEN_OFF
] >= oui_len
+ 1 &&
390 !memcmp(&ie
[TLV_BODY_OFF
], oui
, oui_len
) &&
391 type
== ie
[TLV_BODY_OFF
+ oui_len
]) {
397 /* point to the next ie */
398 ie
+= ie
[TLV_LEN_OFF
] + TLV_HDR_LEN
;
399 /* calculate the length of the rest of the buffer */
400 *tlvs_len
-= (int)(ie
- *tlvs
);
401 /* update the pointer to the start of the buffer */
407 static struct brcmf_vs_tlv
*
408 brcmf_find_wpaie(const u8
*parse
, u32 len
)
410 const struct brcmf_tlv
*ie
;
412 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
413 if (brcmf_tlv_has_ie((const u8
*)ie
, &parse
, &len
,
414 WPA_OUI
, TLV_OUI_LEN
, WPA_OUI_TYPE
))
415 return (struct brcmf_vs_tlv
*)ie
;
420 static struct brcmf_vs_tlv
*
421 brcmf_find_wpsie(const u8
*parse
, u32 len
)
423 const struct brcmf_tlv
*ie
;
425 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
426 if (brcmf_tlv_has_ie((u8
*)ie
, &parse
, &len
,
427 WPA_OUI
, TLV_OUI_LEN
, WPS_OUI_TYPE
))
428 return (struct brcmf_vs_tlv
*)ie
;
434 static void convert_key_from_CPU(struct brcmf_wsec_key
*key
,
435 struct brcmf_wsec_key_le
*key_le
)
437 key_le
->index
= cpu_to_le32(key
->index
);
438 key_le
->len
= cpu_to_le32(key
->len
);
439 key_le
->algo
= cpu_to_le32(key
->algo
);
440 key_le
->flags
= cpu_to_le32(key
->flags
);
441 key_le
->rxiv
.hi
= cpu_to_le32(key
->rxiv
.hi
);
442 key_le
->rxiv
.lo
= cpu_to_le16(key
->rxiv
.lo
);
443 key_le
->iv_initialized
= cpu_to_le32(key
->iv_initialized
);
444 memcpy(key_le
->data
, key
->data
, sizeof(key
->data
));
445 memcpy(key_le
->ea
, key
->ea
, sizeof(key
->ea
));
449 send_key_to_dongle(struct net_device
*ndev
, struct brcmf_wsec_key
*key
)
452 struct brcmf_wsec_key_le key_le
;
454 convert_key_from_CPU(key
, &key_le
);
456 brcmf_netdev_wait_pend8021x(ndev
);
458 err
= brcmf_fil_bsscfg_data_set(netdev_priv(ndev
), "wsec_key", &key_le
,
462 brcmf_err("wsec_key error (%d)\n", err
);
467 brcmf_configure_arp_offload(struct brcmf_if
*ifp
, bool enable
)
473 mode
= BRCMF_ARP_OL_AGENT
| BRCMF_ARP_OL_PEER_AUTO_REPLY
;
477 /* Try to set and enable ARP offload feature, this may fail, then it */
478 /* is simply not supported and err 0 will be returned */
479 err
= brcmf_fil_iovar_int_set(ifp
, "arp_ol", mode
);
481 brcmf_dbg(TRACE
, "failed to set ARP offload mode to 0x%x, err = %d\n",
485 err
= brcmf_fil_iovar_int_set(ifp
, "arpoe", enable
);
487 brcmf_dbg(TRACE
, "failed to configure (%d) ARP offload err = %d\n",
491 brcmf_dbg(TRACE
, "successfully configured (%d) ARP offload to 0x%x\n",
499 brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev
*wdev
)
501 struct brcmf_cfg80211_vif
*vif
;
502 struct brcmf_if
*ifp
;
504 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
507 if ((wdev
->iftype
== NL80211_IFTYPE_ADHOC
) ||
508 (wdev
->iftype
== NL80211_IFTYPE_AP
) ||
509 (wdev
->iftype
== NL80211_IFTYPE_P2P_GO
))
510 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
513 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
517 static bool brcmf_is_apmode(struct brcmf_cfg80211_vif
*vif
)
519 enum nl80211_iftype iftype
;
521 iftype
= vif
->wdev
.iftype
;
522 return iftype
== NL80211_IFTYPE_AP
|| iftype
== NL80211_IFTYPE_P2P_GO
;
525 static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif
*vif
)
527 return vif
->wdev
.iftype
== NL80211_IFTYPE_ADHOC
;
530 static struct wireless_dev
*brcmf_cfg80211_add_iface(struct wiphy
*wiphy
,
532 enum nl80211_iftype type
,
534 struct vif_params
*params
)
536 struct wireless_dev
*wdev
;
538 brcmf_dbg(TRACE
, "enter: %s type %d\n", name
, type
);
540 case NL80211_IFTYPE_ADHOC
:
541 case NL80211_IFTYPE_STATION
:
542 case NL80211_IFTYPE_AP
:
543 case NL80211_IFTYPE_AP_VLAN
:
544 case NL80211_IFTYPE_WDS
:
545 case NL80211_IFTYPE_MONITOR
:
546 case NL80211_IFTYPE_MESH_POINT
:
547 return ERR_PTR(-EOPNOTSUPP
);
548 case NL80211_IFTYPE_P2P_CLIENT
:
549 case NL80211_IFTYPE_P2P_GO
:
550 case NL80211_IFTYPE_P2P_DEVICE
:
551 wdev
= brcmf_p2p_add_vif(wiphy
, name
, type
, flags
, params
);
553 brcmf_cfg80211_update_proto_addr_mode(wdev
);
555 case NL80211_IFTYPE_UNSPECIFIED
:
557 return ERR_PTR(-EINVAL
);
561 static void brcmf_scan_config_mpc(struct brcmf_if
*ifp
, int mpc
)
563 if (brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_NEED_MPC
))
564 brcmf_set_mpc(ifp
, mpc
);
567 void brcmf_set_mpc(struct brcmf_if
*ifp
, int mpc
)
571 if (check_vif_up(ifp
->vif
)) {
572 err
= brcmf_fil_iovar_int_set(ifp
, "mpc", mpc
);
574 brcmf_err("fail to set mpc\n");
577 brcmf_dbg(INFO
, "MPC : %d\n", mpc
);
581 s32
brcmf_notify_escan_complete(struct brcmf_cfg80211_info
*cfg
,
582 struct brcmf_if
*ifp
, bool aborted
,
585 struct brcmf_scan_params_le params_le
;
586 struct cfg80211_scan_request
*scan_request
;
589 brcmf_dbg(SCAN
, "Enter\n");
591 /* clear scan request, because the FW abort can cause a second call */
592 /* to this functon and might cause a double cfg80211_scan_done */
593 scan_request
= cfg
->scan_request
;
594 cfg
->scan_request
= NULL
;
596 if (timer_pending(&cfg
->escan_timeout
))
597 del_timer_sync(&cfg
->escan_timeout
);
600 /* Do a scan abort to stop the driver's scan engine */
601 brcmf_dbg(SCAN
, "ABORT scan in firmware\n");
602 memset(¶ms_le
, 0, sizeof(params_le
));
603 memset(params_le
.bssid
, 0xFF, ETH_ALEN
);
604 params_le
.bss_type
= DOT11_BSSTYPE_ANY
;
605 params_le
.scan_type
= 0;
606 params_le
.channel_num
= cpu_to_le32(1);
607 params_le
.nprobes
= cpu_to_le32(1);
608 params_le
.active_time
= cpu_to_le32(-1);
609 params_le
.passive_time
= cpu_to_le32(-1);
610 params_le
.home_time
= cpu_to_le32(-1);
611 /* Scan is aborted by setting channel_list[0] to -1 */
612 params_le
.channel_list
[0] = cpu_to_le16(-1);
613 /* E-Scan (or anyother type) can be aborted by SCAN */
614 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
615 ¶ms_le
, sizeof(params_le
));
617 brcmf_err("Scan abort failed\n");
620 brcmf_scan_config_mpc(ifp
, 1);
623 * e-scan can be initiated by scheduled scan
624 * which takes precedence.
626 if (cfg
->sched_escan
) {
627 brcmf_dbg(SCAN
, "scheduled scan completed\n");
628 cfg
->sched_escan
= false;
630 cfg80211_sched_scan_results(cfg_to_wiphy(cfg
));
631 } else if (scan_request
) {
632 brcmf_dbg(SCAN
, "ESCAN Completed scan: %s\n",
633 aborted
? "Aborted" : "Done");
634 cfg80211_scan_done(scan_request
, aborted
);
636 if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
637 brcmf_dbg(SCAN
, "Scan complete, probably P2P scan\n");
643 int brcmf_cfg80211_del_iface(struct wiphy
*wiphy
, struct wireless_dev
*wdev
)
645 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
646 struct net_device
*ndev
= wdev
->netdev
;
648 /* vif event pending in firmware */
649 if (brcmf_cfg80211_vif_event_armed(cfg
))
653 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
) &&
654 cfg
->escan_info
.ifp
== netdev_priv(ndev
))
655 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
),
658 brcmf_fil_iovar_int_set(netdev_priv(ndev
), "mpc", 1);
661 switch (wdev
->iftype
) {
662 case NL80211_IFTYPE_ADHOC
:
663 case NL80211_IFTYPE_STATION
:
664 case NL80211_IFTYPE_AP
:
665 case NL80211_IFTYPE_AP_VLAN
:
666 case NL80211_IFTYPE_WDS
:
667 case NL80211_IFTYPE_MONITOR
:
668 case NL80211_IFTYPE_MESH_POINT
:
670 case NL80211_IFTYPE_P2P_CLIENT
:
671 case NL80211_IFTYPE_P2P_GO
:
672 case NL80211_IFTYPE_P2P_DEVICE
:
673 return brcmf_p2p_del_vif(wiphy
, wdev
);
674 case NL80211_IFTYPE_UNSPECIFIED
:
682 brcmf_cfg80211_change_iface(struct wiphy
*wiphy
, struct net_device
*ndev
,
683 enum nl80211_iftype type
, u32
*flags
,
684 struct vif_params
*params
)
686 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
687 struct brcmf_if
*ifp
= netdev_priv(ndev
);
688 struct brcmf_cfg80211_vif
*vif
= ifp
->vif
;
693 brcmf_dbg(TRACE
, "Enter, ndev=%p, type=%d\n", ndev
, type
);
696 case NL80211_IFTYPE_MONITOR
:
697 case NL80211_IFTYPE_WDS
:
698 brcmf_err("type (%d) : currently we do not support this type\n",
701 case NL80211_IFTYPE_ADHOC
:
704 case NL80211_IFTYPE_STATION
:
705 /* Ignore change for p2p IF. Unclear why supplicant does this */
706 if ((vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) ||
707 (vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_GO
)) {
708 brcmf_dbg(TRACE
, "Ignoring cmd for p2p if\n");
709 /* WAR: It is unexpected to get a change of VIF for P2P
710 * IF, but it happens. The request can not be handled
711 * but returning EPERM causes a crash. Returning 0
712 * without setting ieee80211_ptr->iftype causes trace
713 * (WARN_ON) but it works with wpa_supplicant
719 case NL80211_IFTYPE_AP
:
720 case NL80211_IFTYPE_P2P_GO
:
729 if (type
== NL80211_IFTYPE_P2P_GO
) {
730 brcmf_dbg(INFO
, "IF Type = P2P GO\n");
731 err
= brcmf_p2p_ifchange(cfg
, BRCMF_FIL_P2P_IF_GO
);
734 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &vif
->sme_state
);
735 brcmf_dbg(INFO
, "IF Type = AP\n");
738 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, infra
);
740 brcmf_err("WLC_SET_INFRA error (%d)\n", err
);
744 brcmf_dbg(INFO
, "IF Type = %s\n", brcmf_is_ibssmode(vif
) ?
747 ndev
->ieee80211_ptr
->iftype
= type
;
749 brcmf_cfg80211_update_proto_addr_mode(&vif
->wdev
);
752 brcmf_dbg(TRACE
, "Exit\n");
757 static void brcmf_escan_prep(struct brcmf_cfg80211_info
*cfg
,
758 struct brcmf_scan_params_le
*params_le
,
759 struct cfg80211_scan_request
*request
)
767 struct brcmf_ssid_le ssid_le
;
769 memset(params_le
->bssid
, 0xFF, ETH_ALEN
);
770 params_le
->bss_type
= DOT11_BSSTYPE_ANY
;
771 params_le
->scan_type
= 0;
772 params_le
->channel_num
= 0;
773 params_le
->nprobes
= cpu_to_le32(-1);
774 params_le
->active_time
= cpu_to_le32(-1);
775 params_le
->passive_time
= cpu_to_le32(-1);
776 params_le
->home_time
= cpu_to_le32(-1);
777 memset(¶ms_le
->ssid_le
, 0, sizeof(params_le
->ssid_le
));
779 /* if request is null exit so it will be all channel broadcast scan */
783 n_ssids
= request
->n_ssids
;
784 n_channels
= request
->n_channels
;
785 /* Copy channel array if applicable */
786 brcmf_dbg(SCAN
, "### List of channelspecs to scan ### %d\n",
788 if (n_channels
> 0) {
789 for (i
= 0; i
< n_channels
; i
++) {
790 chanspec
= channel_to_chanspec(&cfg
->d11inf
,
791 request
->channels
[i
]);
792 brcmf_dbg(SCAN
, "Chan : %d, Channel spec: %x\n",
793 request
->channels
[i
]->hw_value
, chanspec
);
794 params_le
->channel_list
[i
] = cpu_to_le16(chanspec
);
797 brcmf_dbg(SCAN
, "Scanning all channels\n");
799 /* Copy ssid array if applicable */
800 brcmf_dbg(SCAN
, "### List of SSIDs to scan ### %d\n", n_ssids
);
802 offset
= offsetof(struct brcmf_scan_params_le
, channel_list
) +
803 n_channels
* sizeof(u16
);
804 offset
= roundup(offset
, sizeof(u32
));
805 ptr
= (char *)params_le
+ offset
;
806 for (i
= 0; i
< n_ssids
; i
++) {
807 memset(&ssid_le
, 0, sizeof(ssid_le
));
809 cpu_to_le32(request
->ssids
[i
].ssid_len
);
810 memcpy(ssid_le
.SSID
, request
->ssids
[i
].ssid
,
811 request
->ssids
[i
].ssid_len
);
812 if (!ssid_le
.SSID_len
)
813 brcmf_dbg(SCAN
, "%d: Broadcast scan\n", i
);
815 brcmf_dbg(SCAN
, "%d: scan for %s size =%d\n",
816 i
, ssid_le
.SSID
, ssid_le
.SSID_len
);
817 memcpy(ptr
, &ssid_le
, sizeof(ssid_le
));
818 ptr
+= sizeof(ssid_le
);
821 brcmf_dbg(SCAN
, "Broadcast scan %p\n", request
->ssids
);
822 if ((request
->ssids
) && request
->ssids
->ssid_len
) {
823 brcmf_dbg(SCAN
, "SSID %s len=%d\n",
824 params_le
->ssid_le
.SSID
,
825 request
->ssids
->ssid_len
);
826 params_le
->ssid_le
.SSID_len
=
827 cpu_to_le32(request
->ssids
->ssid_len
);
828 memcpy(¶ms_le
->ssid_le
.SSID
, request
->ssids
->ssid
,
829 request
->ssids
->ssid_len
);
832 /* Adding mask to channel numbers */
833 params_le
->channel_num
=
834 cpu_to_le32((n_ssids
<< BRCMF_SCAN_PARAMS_NSSID_SHIFT
) |
835 (n_channels
& BRCMF_SCAN_PARAMS_COUNT_MASK
));
839 brcmf_run_escan(struct brcmf_cfg80211_info
*cfg
, struct brcmf_if
*ifp
,
840 struct cfg80211_scan_request
*request
, u16 action
)
842 s32 params_size
= BRCMF_SCAN_PARAMS_FIXED_SIZE
+
843 offsetof(struct brcmf_escan_params_le
, params_le
);
844 struct brcmf_escan_params_le
*params
;
847 brcmf_dbg(SCAN
, "E-SCAN START\n");
849 if (request
!= NULL
) {
850 /* Allocate space for populating ssids in struct */
851 params_size
+= sizeof(u32
) * ((request
->n_channels
+ 1) / 2);
853 /* Allocate space for populating ssids in struct */
854 params_size
+= sizeof(struct brcmf_ssid
) * request
->n_ssids
;
857 params
= kzalloc(params_size
, GFP_KERNEL
);
862 BUG_ON(params_size
+ sizeof("escan") >= BRCMF_DCMD_MEDLEN
);
863 brcmf_escan_prep(cfg
, ¶ms
->params_le
, request
);
864 params
->version
= cpu_to_le32(BRCMF_ESCAN_REQ_VERSION
);
865 params
->action
= cpu_to_le16(action
);
866 params
->sync_id
= cpu_to_le16(0x1234);
868 err
= brcmf_fil_iovar_data_set(ifp
, "escan", params
, params_size
);
871 brcmf_dbg(INFO
, "system busy : escan canceled\n");
873 brcmf_err("error (%d)\n", err
);
882 brcmf_do_escan(struct brcmf_cfg80211_info
*cfg
, struct wiphy
*wiphy
,
883 struct brcmf_if
*ifp
, struct cfg80211_scan_request
*request
)
887 struct brcmf_scan_results
*results
;
888 struct escan_info
*escan
= &cfg
->escan_info
;
890 brcmf_dbg(SCAN
, "Enter\n");
892 escan
->wiphy
= wiphy
;
893 escan
->escan_state
= WL_ESCAN_STATE_SCANNING
;
894 passive_scan
= cfg
->active_scan
? 0 : 1;
895 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
898 brcmf_err("error (%d)\n", err
);
901 brcmf_scan_config_mpc(ifp
, 0);
902 results
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
903 results
->version
= 0;
905 results
->buflen
= WL_ESCAN_RESULTS_FIXED_SIZE
;
907 err
= escan
->run(cfg
, ifp
, request
, WL_ESCAN_ACTION_START
);
909 brcmf_scan_config_mpc(ifp
, 1);
914 brcmf_cfg80211_escan(struct wiphy
*wiphy
, struct brcmf_cfg80211_vif
*vif
,
915 struct cfg80211_scan_request
*request
,
916 struct cfg80211_ssid
*this_ssid
)
918 struct brcmf_if
*ifp
= vif
->ifp
;
919 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
920 struct cfg80211_ssid
*ssids
;
921 struct brcmf_cfg80211_scan_req
*sr
= &cfg
->scan_req_int
;
928 brcmf_dbg(SCAN
, "START ESCAN\n");
930 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
931 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
934 if (test_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
)) {
935 brcmf_err("Scanning being aborted: status (%lu)\n",
939 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
940 brcmf_err("Scanning suppressed: status (%lu)\n",
944 if (test_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
)) {
945 brcmf_err("Connecting: status (%lu)\n", ifp
->vif
->sme_state
);
949 /* If scan req comes for p2p0, send it over primary I/F */
950 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
951 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
;
953 /* Arm scan timeout timer */
954 mod_timer(&cfg
->escan_timeout
, jiffies
+
955 WL_ESCAN_TIMER_INTERVAL_MS
* HZ
/ 1000);
960 ssids
= request
->ssids
;
964 /* we don't do escan in ibss */
968 cfg
->scan_request
= request
;
969 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
971 cfg
->escan_info
.run
= brcmf_run_escan
;
972 err
= brcmf_p2p_scan_prep(wiphy
, request
, vif
);
976 err
= brcmf_do_escan(cfg
, wiphy
, vif
->ifp
, request
);
980 brcmf_dbg(SCAN
, "ssid \"%s\", ssid_len (%d)\n",
981 ssids
->ssid
, ssids
->ssid_len
);
982 memset(&sr
->ssid_le
, 0, sizeof(sr
->ssid_le
));
983 SSID_len
= min_t(u8
, sizeof(sr
->ssid_le
.SSID
), ssids
->ssid_len
);
984 sr
->ssid_le
.SSID_len
= cpu_to_le32(0);
987 memcpy(sr
->ssid_le
.SSID
, ssids
->ssid
, SSID_len
);
988 sr
->ssid_le
.SSID_len
= cpu_to_le32(SSID_len
);
991 brcmf_dbg(SCAN
, "Broadcast scan\n");
993 passive_scan
= cfg
->active_scan
? 0 : 1;
994 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
997 brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err
);
1000 brcmf_scan_config_mpc(ifp
, 0);
1001 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
1002 &sr
->ssid_le
, sizeof(sr
->ssid_le
));
1005 brcmf_dbg(INFO
, "BUSY: scan for \"%s\" canceled\n",
1008 brcmf_err("WLC_SCAN error (%d)\n", err
);
1010 brcmf_scan_config_mpc(ifp
, 1);
1018 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
1019 if (timer_pending(&cfg
->escan_timeout
))
1020 del_timer_sync(&cfg
->escan_timeout
);
1021 cfg
->scan_request
= NULL
;
1026 brcmf_cfg80211_scan(struct wiphy
*wiphy
, struct cfg80211_scan_request
*request
)
1028 struct brcmf_cfg80211_vif
*vif
;
1031 brcmf_dbg(TRACE
, "Enter\n");
1032 vif
= container_of(request
->wdev
, struct brcmf_cfg80211_vif
, wdev
);
1033 if (!check_vif_up(vif
))
1036 err
= brcmf_cfg80211_escan(wiphy
, vif
, request
, NULL
);
1039 brcmf_err("scan error (%d)\n", err
);
1041 brcmf_dbg(TRACE
, "Exit\n");
1045 static s32
brcmf_set_rts(struct net_device
*ndev
, u32 rts_threshold
)
1049 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "rtsthresh",
1052 brcmf_err("Error (%d)\n", err
);
1057 static s32
brcmf_set_frag(struct net_device
*ndev
, u32 frag_threshold
)
1061 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "fragthresh",
1064 brcmf_err("Error (%d)\n", err
);
1069 static s32
brcmf_set_retry(struct net_device
*ndev
, u32 retry
, bool l
)
1072 u32 cmd
= (l
? BRCMF_C_SET_LRL
: BRCMF_C_SET_SRL
);
1074 err
= brcmf_fil_cmd_int_set(netdev_priv(ndev
), cmd
, retry
);
1076 brcmf_err("cmd (%d) , error (%d)\n", cmd
, err
);
1082 static s32
brcmf_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
1084 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1085 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1086 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1089 brcmf_dbg(TRACE
, "Enter\n");
1090 if (!check_vif_up(ifp
->vif
))
1093 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
&&
1094 (cfg
->conf
->rts_threshold
!= wiphy
->rts_threshold
)) {
1095 cfg
->conf
->rts_threshold
= wiphy
->rts_threshold
;
1096 err
= brcmf_set_rts(ndev
, cfg
->conf
->rts_threshold
);
1100 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
&&
1101 (cfg
->conf
->frag_threshold
!= wiphy
->frag_threshold
)) {
1102 cfg
->conf
->frag_threshold
= wiphy
->frag_threshold
;
1103 err
= brcmf_set_frag(ndev
, cfg
->conf
->frag_threshold
);
1107 if (changed
& WIPHY_PARAM_RETRY_LONG
1108 && (cfg
->conf
->retry_long
!= wiphy
->retry_long
)) {
1109 cfg
->conf
->retry_long
= wiphy
->retry_long
;
1110 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_long
, true);
1114 if (changed
& WIPHY_PARAM_RETRY_SHORT
1115 && (cfg
->conf
->retry_short
!= wiphy
->retry_short
)) {
1116 cfg
->conf
->retry_short
= wiphy
->retry_short
;
1117 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_short
, false);
1123 brcmf_dbg(TRACE
, "Exit\n");
1127 static void brcmf_init_prof(struct brcmf_cfg80211_profile
*prof
)
1129 memset(prof
, 0, sizeof(*prof
));
1132 static void brcmf_link_down(struct brcmf_cfg80211_vif
*vif
)
1134 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(vif
->wdev
.wiphy
);
1137 brcmf_dbg(TRACE
, "Enter\n");
1139 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
)) {
1140 brcmf_dbg(INFO
, "Call WLC_DISASSOC to stop excess roaming\n ");
1141 err
= brcmf_fil_cmd_data_set(vif
->ifp
,
1142 BRCMF_C_DISASSOC
, NULL
, 0);
1144 brcmf_err("WLC_DISASSOC failed (%d)\n", err
);
1146 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
);
1147 cfg80211_disconnected(vif
->wdev
.netdev
, 0, NULL
, 0, GFP_KERNEL
);
1150 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &vif
->sme_state
);
1151 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
1152 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
1153 brcmf_dbg(TRACE
, "Exit\n");
1157 brcmf_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
,
1158 struct cfg80211_ibss_params
*params
)
1160 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1161 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1162 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1163 struct brcmf_join_params join_params
;
1164 size_t join_params_size
= 0;
1170 brcmf_dbg(TRACE
, "Enter\n");
1171 if (!check_vif_up(ifp
->vif
))
1175 brcmf_dbg(CONN
, "SSID: %s\n", params
->ssid
);
1177 brcmf_dbg(CONN
, "SSID: NULL, Not supported\n");
1181 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1184 brcmf_dbg(CONN
, "BSSID: %pM\n", params
->bssid
);
1186 brcmf_dbg(CONN
, "No BSSID specified\n");
1188 if (params
->chandef
.chan
)
1189 brcmf_dbg(CONN
, "channel: %d\n",
1190 params
->chandef
.chan
->center_freq
);
1192 brcmf_dbg(CONN
, "no channel specified\n");
1194 if (params
->channel_fixed
)
1195 brcmf_dbg(CONN
, "fixed channel required\n");
1197 brcmf_dbg(CONN
, "no fixed channel required\n");
1199 if (params
->ie
&& params
->ie_len
)
1200 brcmf_dbg(CONN
, "ie len: %d\n", params
->ie_len
);
1202 brcmf_dbg(CONN
, "no ie specified\n");
1204 if (params
->beacon_interval
)
1205 brcmf_dbg(CONN
, "beacon interval: %d\n",
1206 params
->beacon_interval
);
1208 brcmf_dbg(CONN
, "no beacon interval specified\n");
1210 if (params
->basic_rates
)
1211 brcmf_dbg(CONN
, "basic rates: %08X\n", params
->basic_rates
);
1213 brcmf_dbg(CONN
, "no basic rates specified\n");
1215 if (params
->privacy
)
1216 brcmf_dbg(CONN
, "privacy required\n");
1218 brcmf_dbg(CONN
, "no privacy required\n");
1220 /* Configure Privacy for starter */
1221 if (params
->privacy
)
1222 wsec
|= WEP_ENABLED
;
1224 err
= brcmf_fil_iovar_int_set(ifp
, "wsec", wsec
);
1226 brcmf_err("wsec failed (%d)\n", err
);
1230 /* Configure Beacon Interval for starter */
1231 if (params
->beacon_interval
)
1232 bcnprd
= params
->beacon_interval
;
1236 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
, bcnprd
);
1238 brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err
);
1242 /* Configure required join parameter */
1243 memset(&join_params
, 0, sizeof(struct brcmf_join_params
));
1246 profile
->ssid
.SSID_len
= min_t(u32
, params
->ssid_len
, 32);
1247 memcpy(profile
->ssid
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1248 memcpy(join_params
.ssid_le
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1249 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1250 join_params_size
= sizeof(join_params
.ssid_le
);
1253 if (params
->bssid
) {
1254 memcpy(join_params
.params_le
.bssid
, params
->bssid
, ETH_ALEN
);
1255 join_params_size
= sizeof(join_params
.ssid_le
) +
1256 BRCMF_ASSOC_PARAMS_FIXED_SIZE
;
1257 memcpy(profile
->bssid
, params
->bssid
, ETH_ALEN
);
1259 memset(join_params
.params_le
.bssid
, 0xFF, ETH_ALEN
);
1260 memset(profile
->bssid
, 0, ETH_ALEN
);
1264 if (params
->chandef
.chan
) {
1268 ieee80211_frequency_to_channel(
1269 params
->chandef
.chan
->center_freq
);
1270 if (params
->channel_fixed
) {
1271 /* adding chanspec */
1272 chanspec
= chandef_to_chanspec(&cfg
->d11inf
,
1274 join_params
.params_le
.chanspec_list
[0] =
1275 cpu_to_le16(chanspec
);
1276 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1277 join_params_size
+= sizeof(join_params
.params_le
);
1280 /* set channel for starter */
1281 target_channel
= cfg
->channel
;
1282 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_CHANNEL
,
1285 brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err
);
1291 cfg
->ibss_starter
= false;
1294 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1295 &join_params
, join_params_size
);
1297 brcmf_err("WLC_SET_SSID failed (%d)\n", err
);
1303 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1304 brcmf_dbg(TRACE
, "Exit\n");
1309 brcmf_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
)
1311 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1313 brcmf_dbg(TRACE
, "Enter\n");
1314 if (!check_vif_up(ifp
->vif
))
1317 brcmf_link_down(ifp
->vif
);
1319 brcmf_dbg(TRACE
, "Exit\n");
1324 static s32
brcmf_set_wpa_version(struct net_device
*ndev
,
1325 struct cfg80211_connect_params
*sme
)
1327 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1328 struct brcmf_cfg80211_security
*sec
;
1332 if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_1
)
1333 val
= WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
;
1334 else if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_2
)
1335 val
= WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
;
1337 val
= WPA_AUTH_DISABLED
;
1338 brcmf_dbg(CONN
, "setting wpa_auth to 0x%0x\n", val
);
1339 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wpa_auth", val
);
1341 brcmf_err("set wpa_auth failed (%d)\n", err
);
1344 sec
= &profile
->sec
;
1345 sec
->wpa_versions
= sme
->crypto
.wpa_versions
;
1349 static s32
brcmf_set_auth_type(struct net_device
*ndev
,
1350 struct cfg80211_connect_params
*sme
)
1352 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1353 struct brcmf_cfg80211_security
*sec
;
1357 switch (sme
->auth_type
) {
1358 case NL80211_AUTHTYPE_OPEN_SYSTEM
:
1360 brcmf_dbg(CONN
, "open system\n");
1362 case NL80211_AUTHTYPE_SHARED_KEY
:
1364 brcmf_dbg(CONN
, "shared key\n");
1366 case NL80211_AUTHTYPE_AUTOMATIC
:
1368 brcmf_dbg(CONN
, "automatic\n");
1370 case NL80211_AUTHTYPE_NETWORK_EAP
:
1371 brcmf_dbg(CONN
, "network eap\n");
1374 brcmf_err("invalid auth type (%d)\n", sme
->auth_type
);
1378 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1380 brcmf_err("set auth failed (%d)\n", err
);
1383 sec
= &profile
->sec
;
1384 sec
->auth_type
= sme
->auth_type
;
1389 brcmf_set_wsec_mode(struct net_device
*ndev
,
1390 struct cfg80211_connect_params
*sme
, bool mfp
)
1392 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1393 struct brcmf_cfg80211_security
*sec
;
1399 if (sme
->crypto
.n_ciphers_pairwise
) {
1400 switch (sme
->crypto
.ciphers_pairwise
[0]) {
1401 case WLAN_CIPHER_SUITE_WEP40
:
1402 case WLAN_CIPHER_SUITE_WEP104
:
1405 case WLAN_CIPHER_SUITE_TKIP
:
1406 pval
= TKIP_ENABLED
;
1408 case WLAN_CIPHER_SUITE_CCMP
:
1411 case WLAN_CIPHER_SUITE_AES_CMAC
:
1415 brcmf_err("invalid cipher pairwise (%d)\n",
1416 sme
->crypto
.ciphers_pairwise
[0]);
1420 if (sme
->crypto
.cipher_group
) {
1421 switch (sme
->crypto
.cipher_group
) {
1422 case WLAN_CIPHER_SUITE_WEP40
:
1423 case WLAN_CIPHER_SUITE_WEP104
:
1426 case WLAN_CIPHER_SUITE_TKIP
:
1427 gval
= TKIP_ENABLED
;
1429 case WLAN_CIPHER_SUITE_CCMP
:
1432 case WLAN_CIPHER_SUITE_AES_CMAC
:
1436 brcmf_err("invalid cipher group (%d)\n",
1437 sme
->crypto
.cipher_group
);
1442 brcmf_dbg(CONN
, "pval (%d) gval (%d)\n", pval
, gval
);
1443 /* In case of privacy, but no security and WPS then simulate */
1444 /* setting AES. WPS-2.0 allows no security */
1445 if (brcmf_find_wpsie(sme
->ie
, sme
->ie_len
) && !pval
&& !gval
&&
1450 wsec
= pval
| gval
| MFP_CAPABLE
;
1453 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wsec", wsec
);
1455 brcmf_err("error (%d)\n", err
);
1459 sec
= &profile
->sec
;
1460 sec
->cipher_pairwise
= sme
->crypto
.ciphers_pairwise
[0];
1461 sec
->cipher_group
= sme
->crypto
.cipher_group
;
1467 brcmf_set_key_mgmt(struct net_device
*ndev
, struct cfg80211_connect_params
*sme
)
1469 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1470 struct brcmf_cfg80211_security
*sec
;
1474 if (sme
->crypto
.n_akm_suites
) {
1475 err
= brcmf_fil_bsscfg_int_get(netdev_priv(ndev
),
1478 brcmf_err("could not get wpa_auth (%d)\n", err
);
1481 if (val
& (WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
)) {
1482 switch (sme
->crypto
.akm_suites
[0]) {
1483 case WLAN_AKM_SUITE_8021X
:
1484 val
= WPA_AUTH_UNSPECIFIED
;
1486 case WLAN_AKM_SUITE_PSK
:
1490 brcmf_err("invalid cipher group (%d)\n",
1491 sme
->crypto
.cipher_group
);
1494 } else if (val
& (WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
)) {
1495 switch (sme
->crypto
.akm_suites
[0]) {
1496 case WLAN_AKM_SUITE_8021X
:
1497 val
= WPA2_AUTH_UNSPECIFIED
;
1499 case WLAN_AKM_SUITE_PSK
:
1500 val
= WPA2_AUTH_PSK
;
1503 brcmf_err("invalid cipher group (%d)\n",
1504 sme
->crypto
.cipher_group
);
1509 brcmf_dbg(CONN
, "setting wpa_auth to %d\n", val
);
1510 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
),
1513 brcmf_err("could not set wpa_auth (%d)\n", err
);
1517 sec
= &profile
->sec
;
1518 sec
->wpa_auth
= sme
->crypto
.akm_suites
[0];
1524 brcmf_set_sharedkey(struct net_device
*ndev
,
1525 struct cfg80211_connect_params
*sme
)
1527 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1528 struct brcmf_cfg80211_security
*sec
;
1529 struct brcmf_wsec_key key
;
1533 brcmf_dbg(CONN
, "key len (%d)\n", sme
->key_len
);
1535 if (sme
->key_len
== 0)
1538 sec
= &profile
->sec
;
1539 brcmf_dbg(CONN
, "wpa_versions 0x%x cipher_pairwise 0x%x\n",
1540 sec
->wpa_versions
, sec
->cipher_pairwise
);
1542 if (sec
->wpa_versions
& (NL80211_WPA_VERSION_1
| NL80211_WPA_VERSION_2
))
1545 if (!(sec
->cipher_pairwise
&
1546 (WLAN_CIPHER_SUITE_WEP40
| WLAN_CIPHER_SUITE_WEP104
)))
1549 memset(&key
, 0, sizeof(key
));
1550 key
.len
= (u32
) sme
->key_len
;
1551 key
.index
= (u32
) sme
->key_idx
;
1552 if (key
.len
> sizeof(key
.data
)) {
1553 brcmf_err("Too long key length (%u)\n", key
.len
);
1556 memcpy(key
.data
, sme
->key
, key
.len
);
1557 key
.flags
= BRCMF_PRIMARY_KEY
;
1558 switch (sec
->cipher_pairwise
) {
1559 case WLAN_CIPHER_SUITE_WEP40
:
1560 key
.algo
= CRYPTO_ALGO_WEP1
;
1562 case WLAN_CIPHER_SUITE_WEP104
:
1563 key
.algo
= CRYPTO_ALGO_WEP128
;
1566 brcmf_err("Invalid algorithm (%d)\n",
1567 sme
->crypto
.ciphers_pairwise
[0]);
1570 /* Set the new key/index */
1571 brcmf_dbg(CONN
, "key length (%d) key index (%d) algo (%d)\n",
1572 key
.len
, key
.index
, key
.algo
);
1573 brcmf_dbg(CONN
, "key \"%s\"\n", key
.data
);
1574 err
= send_key_to_dongle(ndev
, &key
);
1578 if (sec
->auth_type
== NL80211_AUTHTYPE_SHARED_KEY
) {
1579 brcmf_dbg(CONN
, "set auth_type to shared key\n");
1580 val
= WL_AUTH_SHARED_KEY
; /* shared key */
1581 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1583 brcmf_err("set auth failed (%d)\n", err
);
1589 enum nl80211_auth_type
brcmf_war_auth_type(struct brcmf_if
*ifp
,
1590 enum nl80211_auth_type type
)
1592 if (type
== NL80211_AUTHTYPE_AUTOMATIC
&&
1593 brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_AUTO_AUTH
)) {
1594 brcmf_dbg(CONN
, "WAR: use OPEN instead of AUTO\n");
1595 type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
1601 brcmf_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1602 struct cfg80211_connect_params
*sme
)
1604 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1605 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1606 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1607 struct ieee80211_channel
*chan
= sme
->channel
;
1608 struct brcmf_join_params join_params
;
1609 size_t join_params_size
;
1610 const struct brcmf_tlv
*rsn_ie
;
1611 const struct brcmf_vs_tlv
*wpa_ie
;
1614 struct brcmf_ext_join_params_le
*ext_join_params
;
1618 brcmf_dbg(TRACE
, "Enter\n");
1619 if (!check_vif_up(ifp
->vif
))
1623 brcmf_err("Invalid ssid\n");
1627 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
) {
1628 /* A normal (non P2P) connection request setup. */
1631 /* find the WPA_IE */
1632 wpa_ie
= brcmf_find_wpaie((u8
*)sme
->ie
, sme
->ie_len
);
1635 ie_len
= wpa_ie
->len
+ TLV_HDR_LEN
;
1637 /* find the RSN_IE */
1638 rsn_ie
= brcmf_parse_tlvs((const u8
*)sme
->ie
,
1643 ie_len
= rsn_ie
->len
+ TLV_HDR_LEN
;
1646 brcmf_fil_iovar_data_set(ifp
, "wpaie", ie
, ie_len
);
1649 err
= brcmf_vif_set_mgmt_ie(ifp
->vif
, BRCMF_VNDR_IE_ASSOCREQ_FLAG
,
1650 sme
->ie
, sme
->ie_len
);
1652 brcmf_err("Set Assoc REQ IE Failed\n");
1654 brcmf_dbg(TRACE
, "Applied Vndr IEs for Assoc request\n");
1656 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1660 ieee80211_frequency_to_channel(chan
->center_freq
);
1661 chanspec
= channel_to_chanspec(&cfg
->d11inf
, chan
);
1662 brcmf_dbg(CONN
, "channel=%d, center_req=%d, chanspec=0x%04x\n",
1663 cfg
->channel
, chan
->center_freq
, chanspec
);
1669 brcmf_dbg(INFO
, "ie (%p), ie_len (%zd)\n", sme
->ie
, sme
->ie_len
);
1671 err
= brcmf_set_wpa_version(ndev
, sme
);
1673 brcmf_err("wl_set_wpa_version failed (%d)\n", err
);
1677 sme
->auth_type
= brcmf_war_auth_type(ifp
, sme
->auth_type
);
1678 err
= brcmf_set_auth_type(ndev
, sme
);
1680 brcmf_err("wl_set_auth_type failed (%d)\n", err
);
1684 err
= brcmf_set_wsec_mode(ndev
, sme
, sme
->mfp
== NL80211_MFP_REQUIRED
);
1686 brcmf_err("wl_set_set_cipher failed (%d)\n", err
);
1690 err
= brcmf_set_key_mgmt(ndev
, sme
);
1692 brcmf_err("wl_set_key_mgmt failed (%d)\n", err
);
1696 err
= brcmf_set_sharedkey(ndev
, sme
);
1698 brcmf_err("brcmf_set_sharedkey failed (%d)\n", err
);
1702 profile
->ssid
.SSID_len
= min_t(u32
, (u32
)sizeof(profile
->ssid
.SSID
),
1703 (u32
)sme
->ssid_len
);
1704 memcpy(&profile
->ssid
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1705 if (profile
->ssid
.SSID_len
< IEEE80211_MAX_SSID_LEN
) {
1706 profile
->ssid
.SSID
[profile
->ssid
.SSID_len
] = 0;
1707 brcmf_dbg(CONN
, "SSID \"%s\", len (%d)\n", profile
->ssid
.SSID
,
1708 profile
->ssid
.SSID_len
);
1711 /* Join with specific BSSID and cached SSID
1712 * If SSID is zero join based on BSSID only
1714 join_params_size
= offsetof(struct brcmf_ext_join_params_le
, assoc_le
) +
1715 offsetof(struct brcmf_assoc_params_le
, chanspec_list
);
1717 join_params_size
+= sizeof(u16
);
1718 ext_join_params
= kzalloc(join_params_size
, GFP_KERNEL
);
1719 if (ext_join_params
== NULL
) {
1723 ext_join_params
->ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1724 memcpy(&ext_join_params
->ssid_le
.SSID
, sme
->ssid
,
1725 profile
->ssid
.SSID_len
);
1727 /* Set up join scan parameters */
1728 ext_join_params
->scan_le
.scan_type
= -1;
1729 ext_join_params
->scan_le
.home_time
= cpu_to_le32(-1);
1732 memcpy(&ext_join_params
->assoc_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1734 memset(&ext_join_params
->assoc_le
.bssid
, 0xFF, ETH_ALEN
);
1737 ext_join_params
->assoc_le
.chanspec_num
= cpu_to_le32(1);
1739 ext_join_params
->assoc_le
.chanspec_list
[0] =
1740 cpu_to_le16(chanspec
);
1741 /* Increase dwell time to receive probe response or detect
1742 * beacon from target AP at a noisy air only during connect
1745 ext_join_params
->scan_le
.active_time
=
1746 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
);
1747 ext_join_params
->scan_le
.passive_time
=
1748 cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS
);
1749 /* To sync with presence period of VSDB GO send probe request
1750 * more frequently. Probe request will be stopped when it gets
1751 * probe response from target AP/GO.
1753 ext_join_params
->scan_le
.nprobes
=
1754 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
/
1755 BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS
);
1757 ext_join_params
->scan_le
.active_time
= cpu_to_le32(-1);
1758 ext_join_params
->scan_le
.passive_time
= cpu_to_le32(-1);
1759 ext_join_params
->scan_le
.nprobes
= cpu_to_le32(-1);
1762 err
= brcmf_fil_bsscfg_data_set(ifp
, "join", ext_join_params
,
1764 kfree(ext_join_params
);
1766 /* This is it. join command worked, we are done */
1769 /* join command failed, fallback to set ssid */
1770 memset(&join_params
, 0, sizeof(join_params
));
1771 join_params_size
= sizeof(join_params
.ssid_le
);
1773 memcpy(&join_params
.ssid_le
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1774 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1777 memcpy(join_params
.params_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1779 memset(join_params
.params_le
.bssid
, 0xFF, ETH_ALEN
);
1782 join_params
.params_le
.chanspec_list
[0] = cpu_to_le16(chanspec
);
1783 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1784 join_params_size
+= sizeof(join_params
.params_le
);
1786 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1787 &join_params
, join_params_size
);
1789 brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err
);
1793 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1794 brcmf_dbg(TRACE
, "Exit\n");
1799 brcmf_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1802 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1803 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1804 struct brcmf_scb_val_le scbval
;
1807 brcmf_dbg(TRACE
, "Enter. Reason code = %d\n", reason_code
);
1808 if (!check_vif_up(ifp
->vif
))
1811 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
1812 cfg80211_disconnected(ndev
, reason_code
, NULL
, 0, GFP_KERNEL
);
1814 memcpy(&scbval
.ea
, &profile
->bssid
, ETH_ALEN
);
1815 scbval
.val
= cpu_to_le32(reason_code
);
1816 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_DISASSOC
,
1817 &scbval
, sizeof(scbval
));
1819 brcmf_err("error (%d)\n", err
);
1821 brcmf_dbg(TRACE
, "Exit\n");
1826 brcmf_cfg80211_set_tx_power(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
1827 enum nl80211_tx_power_setting type
, s32 mbm
)
1830 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1831 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1832 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1836 s32 dbm
= MBM_TO_DBM(mbm
);
1838 brcmf_dbg(TRACE
, "Enter\n");
1839 if (!check_vif_up(ifp
->vif
))
1843 case NL80211_TX_POWER_AUTOMATIC
:
1845 case NL80211_TX_POWER_LIMITED
:
1846 case NL80211_TX_POWER_FIXED
:
1848 brcmf_err("TX_POWER_FIXED - dbm is negative\n");
1854 /* Make sure radio is off or on as far as software is concerned */
1855 disable
= WL_RADIO_SW_DISABLE
<< 16;
1856 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_RADIO
, disable
);
1858 brcmf_err("WLC_SET_RADIO error (%d)\n", err
);
1863 txpwrmw
= (u16
) dbm
;
1864 err
= brcmf_fil_iovar_int_set(ifp
, "qtxpower",
1865 (s32
)brcmf_mw_to_qdbm(txpwrmw
));
1867 brcmf_err("qtxpower error (%d)\n", err
);
1868 cfg
->conf
->tx_power
= dbm
;
1871 brcmf_dbg(TRACE
, "Exit\n");
1875 static s32
brcmf_cfg80211_get_tx_power(struct wiphy
*wiphy
,
1876 struct wireless_dev
*wdev
,
1879 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1880 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
1885 brcmf_dbg(TRACE
, "Enter\n");
1886 if (!check_vif_up(ifp
->vif
))
1889 err
= brcmf_fil_iovar_int_get(ifp
, "qtxpower", &txpwrdbm
);
1891 brcmf_err("error (%d)\n", err
);
1895 result
= (u8
) (txpwrdbm
& ~WL_TXPWR_OVERRIDE
);
1896 *dbm
= (s32
) brcmf_qdbm_to_mw(result
);
1899 brcmf_dbg(TRACE
, "Exit\n");
1904 brcmf_cfg80211_config_default_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
1905 u8 key_idx
, bool unicast
, bool multicast
)
1907 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1912 brcmf_dbg(TRACE
, "Enter\n");
1913 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
1914 if (!check_vif_up(ifp
->vif
))
1917 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
1919 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
1923 if (wsec
& WEP_ENABLED
) {
1924 /* Just select a new current key */
1926 err
= brcmf_fil_cmd_int_set(ifp
,
1927 BRCMF_C_SET_KEY_PRIMARY
, index
);
1929 brcmf_err("error (%d)\n", err
);
1932 brcmf_dbg(TRACE
, "Exit\n");
1937 brcmf_add_keyext(struct wiphy
*wiphy
, struct net_device
*ndev
,
1938 u8 key_idx
, const u8
*mac_addr
, struct key_params
*params
)
1940 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1941 struct brcmf_wsec_key key
;
1945 memset(&key
, 0, sizeof(key
));
1946 key
.index
= (u32
) key_idx
;
1947 /* Instead of bcast for ea address for default wep keys,
1948 driver needs it to be Null */
1949 if (!is_multicast_ether_addr(mac_addr
))
1950 memcpy((char *)&key
.ea
, (void *)mac_addr
, ETH_ALEN
);
1951 key
.len
= (u32
) params
->key_len
;
1952 /* check for key index change */
1955 err
= send_key_to_dongle(ndev
, &key
);
1957 brcmf_err("key delete error (%d)\n", err
);
1959 if (key
.len
> sizeof(key
.data
)) {
1960 brcmf_err("Invalid key length (%d)\n", key
.len
);
1964 brcmf_dbg(CONN
, "Setting the key index %d\n", key
.index
);
1965 memcpy(key
.data
, params
->key
, key
.len
);
1967 if (!brcmf_is_apmode(ifp
->vif
) &&
1968 (params
->cipher
== WLAN_CIPHER_SUITE_TKIP
)) {
1969 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
1970 memcpy(keybuf
, &key
.data
[24], sizeof(keybuf
));
1971 memcpy(&key
.data
[24], &key
.data
[16], sizeof(keybuf
));
1972 memcpy(&key
.data
[16], keybuf
, sizeof(keybuf
));
1975 /* if IW_ENCODE_EXT_RX_SEQ_VALID set */
1976 if (params
->seq
&& params
->seq_len
== 6) {
1979 ivptr
= (u8
*) params
->seq
;
1980 key
.rxiv
.hi
= (ivptr
[5] << 24) | (ivptr
[4] << 16) |
1981 (ivptr
[3] << 8) | ivptr
[2];
1982 key
.rxiv
.lo
= (ivptr
[1] << 8) | ivptr
[0];
1983 key
.iv_initialized
= true;
1986 switch (params
->cipher
) {
1987 case WLAN_CIPHER_SUITE_WEP40
:
1988 key
.algo
= CRYPTO_ALGO_WEP1
;
1989 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
1991 case WLAN_CIPHER_SUITE_WEP104
:
1992 key
.algo
= CRYPTO_ALGO_WEP128
;
1993 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
1995 case WLAN_CIPHER_SUITE_TKIP
:
1996 key
.algo
= CRYPTO_ALGO_TKIP
;
1997 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
1999 case WLAN_CIPHER_SUITE_AES_CMAC
:
2000 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2001 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2003 case WLAN_CIPHER_SUITE_CCMP
:
2004 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2005 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2008 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2011 err
= send_key_to_dongle(ndev
, &key
);
2013 brcmf_err("wsec_key error (%d)\n", err
);
2019 brcmf_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2020 u8 key_idx
, bool pairwise
, const u8
*mac_addr
,
2021 struct key_params
*params
)
2023 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2024 struct brcmf_wsec_key key
;
2030 brcmf_dbg(TRACE
, "Enter\n");
2031 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2032 if (!check_vif_up(ifp
->vif
))
2036 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP40
) &&
2037 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP104
)) {
2038 brcmf_dbg(TRACE
, "Exit");
2039 return brcmf_add_keyext(wiphy
, ndev
, key_idx
, mac_addr
, params
);
2041 memset(&key
, 0, sizeof(key
));
2043 key
.len
= (u32
) params
->key_len
;
2044 key
.index
= (u32
) key_idx
;
2046 if (key
.len
> sizeof(key
.data
)) {
2047 brcmf_err("Too long key length (%u)\n", key
.len
);
2051 memcpy(key
.data
, params
->key
, key
.len
);
2053 key
.flags
= BRCMF_PRIMARY_KEY
;
2054 switch (params
->cipher
) {
2055 case WLAN_CIPHER_SUITE_WEP40
:
2056 key
.algo
= CRYPTO_ALGO_WEP1
;
2058 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2060 case WLAN_CIPHER_SUITE_WEP104
:
2061 key
.algo
= CRYPTO_ALGO_WEP128
;
2063 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2065 case WLAN_CIPHER_SUITE_TKIP
:
2066 if (!brcmf_is_apmode(ifp
->vif
)) {
2067 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
2068 memcpy(keybuf
, &key
.data
[24], sizeof(keybuf
));
2069 memcpy(&key
.data
[24], &key
.data
[16], sizeof(keybuf
));
2070 memcpy(&key
.data
[16], keybuf
, sizeof(keybuf
));
2072 key
.algo
= CRYPTO_ALGO_TKIP
;
2074 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2076 case WLAN_CIPHER_SUITE_AES_CMAC
:
2077 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2079 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2081 case WLAN_CIPHER_SUITE_CCMP
:
2082 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2084 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2087 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2092 err
= send_key_to_dongle(ndev
, &key
);
2096 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2098 brcmf_err("get wsec error (%d)\n", err
);
2102 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
2104 brcmf_err("set wsec error (%d)\n", err
);
2109 brcmf_dbg(TRACE
, "Exit\n");
2114 brcmf_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2115 u8 key_idx
, bool pairwise
, const u8
*mac_addr
)
2117 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2118 struct brcmf_wsec_key key
;
2121 brcmf_dbg(TRACE
, "Enter\n");
2122 if (!check_vif_up(ifp
->vif
))
2125 if (key_idx
>= DOT11_MAX_DEFAULT_KEYS
) {
2126 /* we ignore this key index in this case */
2127 brcmf_err("invalid key index (%d)\n", key_idx
);
2131 memset(&key
, 0, sizeof(key
));
2133 key
.index
= (u32
) key_idx
;
2134 key
.flags
= BRCMF_PRIMARY_KEY
;
2135 key
.algo
= CRYPTO_ALGO_OFF
;
2137 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2139 /* Set the new key/index */
2140 err
= send_key_to_dongle(ndev
, &key
);
2142 brcmf_dbg(TRACE
, "Exit\n");
2147 brcmf_cfg80211_get_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2148 u8 key_idx
, bool pairwise
, const u8
*mac_addr
, void *cookie
,
2149 void (*callback
) (void *cookie
, struct key_params
* params
))
2151 struct key_params params
;
2152 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2153 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2154 struct brcmf_cfg80211_security
*sec
;
2158 brcmf_dbg(TRACE
, "Enter\n");
2159 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2160 if (!check_vif_up(ifp
->vif
))
2163 memset(¶ms
, 0, sizeof(params
));
2165 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2167 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
2168 /* Ignore this error, may happen during DISASSOC */
2172 if (wsec
& WEP_ENABLED
) {
2173 sec
= &profile
->sec
;
2174 if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP40
) {
2175 params
.cipher
= WLAN_CIPHER_SUITE_WEP40
;
2176 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2177 } else if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP104
) {
2178 params
.cipher
= WLAN_CIPHER_SUITE_WEP104
;
2179 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2181 } else if (wsec
& TKIP_ENABLED
) {
2182 params
.cipher
= WLAN_CIPHER_SUITE_TKIP
;
2183 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2184 } else if (wsec
& AES_ENABLED
) {
2185 params
.cipher
= WLAN_CIPHER_SUITE_AES_CMAC
;
2186 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2188 brcmf_err("Invalid algo (0x%x)\n", wsec
);
2192 callback(cookie
, ¶ms
);
2195 brcmf_dbg(TRACE
, "Exit\n");
2200 brcmf_cfg80211_config_default_mgmt_key(struct wiphy
*wiphy
,
2201 struct net_device
*ndev
, u8 key_idx
)
2203 brcmf_dbg(INFO
, "Not supported\n");
2209 brcmf_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
2210 const u8
*mac
, struct station_info
*sinfo
)
2212 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2213 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2214 struct brcmf_scb_val_le scb_val
;
2218 u8
*bssid
= profile
->bssid
;
2219 struct brcmf_sta_info_le sta_info_le
;
2223 brcmf_dbg(TRACE
, "Enter, MAC %pM\n", mac
);
2224 if (!check_vif_up(ifp
->vif
))
2227 if (brcmf_is_apmode(ifp
->vif
)) {
2228 memcpy(&sta_info_le
, mac
, ETH_ALEN
);
2229 err
= brcmf_fil_iovar_data_get(ifp
, "sta_info",
2231 sizeof(sta_info_le
));
2233 brcmf_err("GET STA INFO failed, %d\n", err
);
2236 sinfo
->filled
= STATION_INFO_INACTIVE_TIME
;
2237 sinfo
->inactive_time
= le32_to_cpu(sta_info_le
.idle
) * 1000;
2238 if (le32_to_cpu(sta_info_le
.flags
) & BRCMF_STA_ASSOC
) {
2239 sinfo
->filled
|= STATION_INFO_CONNECTED_TIME
;
2240 sinfo
->connected_time
= le32_to_cpu(sta_info_le
.in
);
2242 brcmf_dbg(TRACE
, "STA idle time : %d ms, connected time :%d sec\n",
2243 sinfo
->inactive_time
, sinfo
->connected_time
);
2244 } else if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_STATION
) {
2245 if (memcmp(mac
, bssid
, ETH_ALEN
)) {
2246 brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n",
2251 /* Report the current tx rate */
2252 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_RATE
, &rate
);
2254 brcmf_err("Could not get rate (%d)\n", err
);
2257 sinfo
->filled
|= STATION_INFO_TX_BITRATE
;
2258 sinfo
->txrate
.legacy
= rate
* 5;
2259 brcmf_dbg(CONN
, "Rate %d Mbps\n", rate
/ 2);
2262 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
,
2263 &ifp
->vif
->sme_state
)) {
2264 memset(&scb_val
, 0, sizeof(scb_val
));
2265 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_RSSI
,
2266 &scb_val
, sizeof(scb_val
));
2268 brcmf_err("Could not get rssi (%d)\n", err
);
2271 rssi
= le32_to_cpu(scb_val
.val
);
2272 sinfo
->filled
|= STATION_INFO_SIGNAL
;
2273 sinfo
->signal
= rssi
;
2274 brcmf_dbg(CONN
, "RSSI %d dBm\n", rssi
);
2276 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_BCNPRD
,
2279 brcmf_err("Could not get beacon period (%d)\n",
2283 sinfo
->bss_param
.beacon_interval
=
2285 brcmf_dbg(CONN
, "Beacon peroid %d\n",
2288 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_DTIMPRD
,
2291 brcmf_err("Could not get DTIM period (%d)\n",
2295 sinfo
->bss_param
.dtim_period
= dtim_period
;
2296 brcmf_dbg(CONN
, "DTIM peroid %d\n",
2299 sinfo
->filled
|= STATION_INFO_BSS_PARAM
;
2304 brcmf_dbg(TRACE
, "Exit\n");
2309 brcmf_cfg80211_set_power_mgmt(struct wiphy
*wiphy
, struct net_device
*ndev
,
2310 bool enabled
, s32 timeout
)
2314 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2315 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2317 brcmf_dbg(TRACE
, "Enter\n");
2320 * Powersave enable/disable request is coming from the
2321 * cfg80211 even before the interface is up. In that
2322 * scenario, driver will be storing the power save
2323 * preference in cfg struct to apply this to
2324 * FW later while initializing the dongle
2326 cfg
->pwr_save
= enabled
;
2327 if (!check_vif_up(ifp
->vif
)) {
2329 brcmf_dbg(INFO
, "Device is not ready, storing the value in cfg_info struct\n");
2333 pm
= enabled
? PM_FAST
: PM_OFF
;
2334 /* Do not enable the power save after assoc if it is a p2p interface */
2335 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) {
2336 brcmf_dbg(INFO
, "Do not enable power save for P2P clients\n");
2339 brcmf_dbg(INFO
, "power save %s\n", (pm
? "enabled" : "disabled"));
2341 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, pm
);
2344 brcmf_err("net_device is not ready yet\n");
2346 brcmf_err("error (%d)\n", err
);
2349 brcmf_dbg(TRACE
, "Exit\n");
2353 static s32
brcmf_inform_single_bss(struct brcmf_cfg80211_info
*cfg
,
2354 struct brcmf_bss_info_le
*bi
)
2356 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2357 struct ieee80211_channel
*notify_channel
;
2358 struct cfg80211_bss
*bss
;
2359 struct ieee80211_supported_band
*band
;
2360 struct brcmu_chan ch
;
2363 u16 notify_capability
;
2364 u16 notify_interval
;
2366 size_t notify_ielen
;
2369 if (le32_to_cpu(bi
->length
) > WL_BSS_INFO_MAX
) {
2370 brcmf_err("Bss info is larger than buffer. Discarding\n");
2375 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2376 cfg
->d11inf
.decchspec(&ch
);
2377 bi
->ctl_ch
= ch
.chnum
;
2379 channel
= bi
->ctl_ch
;
2381 if (channel
<= CH_MAX_2G_CHANNEL
)
2382 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2384 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2386 freq
= ieee80211_channel_to_frequency(channel
, band
->band
);
2387 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2389 notify_capability
= le16_to_cpu(bi
->capability
);
2390 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2391 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2392 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2393 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2395 brcmf_dbg(CONN
, "bssid: %pM\n", bi
->BSSID
);
2396 brcmf_dbg(CONN
, "Channel: %d(%d)\n", channel
, freq
);
2397 brcmf_dbg(CONN
, "Capability: %X\n", notify_capability
);
2398 brcmf_dbg(CONN
, "Beacon interval: %d\n", notify_interval
);
2399 brcmf_dbg(CONN
, "Signal: %d\n", notify_signal
);
2401 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2402 CFG80211_BSS_FTYPE_UNKNOWN
,
2403 (const u8
*)bi
->BSSID
,
2404 0, notify_capability
,
2405 notify_interval
, notify_ie
,
2406 notify_ielen
, notify_signal
,
2412 cfg80211_put_bss(wiphy
, bss
);
2417 static struct brcmf_bss_info_le
*
2418 next_bss_le(struct brcmf_scan_results
*list
, struct brcmf_bss_info_le
*bss
)
2421 return list
->bss_info_le
;
2422 return (struct brcmf_bss_info_le
*)((unsigned long)bss
+
2423 le32_to_cpu(bss
->length
));
2426 static s32
brcmf_inform_bss(struct brcmf_cfg80211_info
*cfg
)
2428 struct brcmf_scan_results
*bss_list
;
2429 struct brcmf_bss_info_le
*bi
= NULL
; /* must be initialized */
2433 bss_list
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
2434 if (bss_list
->count
!= 0 &&
2435 bss_list
->version
!= BRCMF_BSS_INFO_VERSION
) {
2436 brcmf_err("Version %d != WL_BSS_INFO_VERSION\n",
2440 brcmf_dbg(SCAN
, "scanned AP count (%d)\n", bss_list
->count
);
2441 for (i
= 0; i
< bss_list
->count
; i
++) {
2442 bi
= next_bss_le(bss_list
, bi
);
2443 err
= brcmf_inform_single_bss(cfg
, bi
);
2450 static s32
wl_inform_ibss(struct brcmf_cfg80211_info
*cfg
,
2451 struct net_device
*ndev
, const u8
*bssid
)
2453 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2454 struct ieee80211_channel
*notify_channel
;
2455 struct brcmf_bss_info_le
*bi
= NULL
;
2456 struct ieee80211_supported_band
*band
;
2457 struct cfg80211_bss
*bss
;
2458 struct brcmu_chan ch
;
2462 u16 notify_capability
;
2463 u16 notify_interval
;
2465 size_t notify_ielen
;
2468 brcmf_dbg(TRACE
, "Enter\n");
2470 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
2476 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
2478 err
= brcmf_fil_cmd_data_get(netdev_priv(ndev
), BRCMF_C_GET_BSS_INFO
,
2479 buf
, WL_BSS_INFO_MAX
);
2481 brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err
);
2485 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
2487 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2488 cfg
->d11inf
.decchspec(&ch
);
2490 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
2491 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2493 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2495 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
2496 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2498 notify_capability
= le16_to_cpu(bi
->capability
);
2499 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2500 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2501 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2502 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2504 brcmf_dbg(CONN
, "channel: %d(%d)\n", ch
.chnum
, freq
);
2505 brcmf_dbg(CONN
, "capability: %X\n", notify_capability
);
2506 brcmf_dbg(CONN
, "beacon interval: %d\n", notify_interval
);
2507 brcmf_dbg(CONN
, "signal: %d\n", notify_signal
);
2509 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2510 CFG80211_BSS_FTYPE_UNKNOWN
, bssid
, 0,
2511 notify_capability
, notify_interval
,
2512 notify_ie
, notify_ielen
, notify_signal
,
2520 cfg80211_put_bss(wiphy
, bss
);
2526 brcmf_dbg(TRACE
, "Exit\n");
2531 static s32
brcmf_update_bss_info(struct brcmf_cfg80211_info
*cfg
,
2532 struct brcmf_if
*ifp
)
2534 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ifp
->ndev
);
2535 struct brcmf_bss_info_le
*bi
;
2536 struct brcmf_ssid
*ssid
;
2537 const struct brcmf_tlv
*tim
;
2538 u16 beacon_interval
;
2544 brcmf_dbg(TRACE
, "Enter\n");
2545 if (brcmf_is_ibssmode(ifp
->vif
))
2548 ssid
= &profile
->ssid
;
2550 *(__le32
*)cfg
->extra_buf
= cpu_to_le32(WL_EXTRA_BUF_MAX
);
2551 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
2552 cfg
->extra_buf
, WL_EXTRA_BUF_MAX
);
2554 brcmf_err("Could not get bss info %d\n", err
);
2555 goto update_bss_info_out
;
2558 bi
= (struct brcmf_bss_info_le
*)(cfg
->extra_buf
+ 4);
2559 err
= brcmf_inform_single_bss(cfg
, bi
);
2561 goto update_bss_info_out
;
2563 ie
= ((u8
*)bi
) + le16_to_cpu(bi
->ie_offset
);
2564 ie_len
= le32_to_cpu(bi
->ie_length
);
2565 beacon_interval
= le16_to_cpu(bi
->beacon_period
);
2567 tim
= brcmf_parse_tlvs(ie
, ie_len
, WLAN_EID_TIM
);
2569 dtim_period
= tim
->data
[1];
2572 * active scan was done so we could not get dtim
2573 * information out of probe response.
2574 * so we speficially query dtim information to dongle.
2577 err
= brcmf_fil_iovar_int_get(ifp
, "dtim_assoc", &var
);
2579 brcmf_err("wl dtim_assoc failed (%d)\n", err
);
2580 goto update_bss_info_out
;
2582 dtim_period
= (u8
)var
;
2585 update_bss_info_out
:
2586 brcmf_dbg(TRACE
, "Exit");
2590 void brcmf_abort_scanning(struct brcmf_cfg80211_info
*cfg
)
2592 struct escan_info
*escan
= &cfg
->escan_info
;
2594 set_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2595 if (cfg
->scan_request
) {
2596 escan
->escan_state
= WL_ESCAN_STATE_IDLE
;
2597 brcmf_notify_escan_complete(cfg
, escan
->ifp
, true, true);
2599 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
2600 clear_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2603 static void brcmf_cfg80211_escan_timeout_worker(struct work_struct
*work
)
2605 struct brcmf_cfg80211_info
*cfg
=
2606 container_of(work
, struct brcmf_cfg80211_info
,
2607 escan_timeout_work
);
2609 brcmf_inform_bss(cfg
);
2610 brcmf_notify_escan_complete(cfg
, cfg
->escan_info
.ifp
, true, true);
2613 static void brcmf_escan_timeout(unsigned long data
)
2615 struct brcmf_cfg80211_info
*cfg
=
2616 (struct brcmf_cfg80211_info
*)data
;
2618 if (cfg
->scan_request
) {
2619 brcmf_err("timer expired\n");
2620 schedule_work(&cfg
->escan_timeout_work
);
2625 brcmf_compare_update_same_bss(struct brcmf_cfg80211_info
*cfg
,
2626 struct brcmf_bss_info_le
*bss
,
2627 struct brcmf_bss_info_le
*bss_info_le
)
2629 struct brcmu_chan ch_bss
, ch_bss_info_le
;
2631 ch_bss
.chspec
= le16_to_cpu(bss
->chanspec
);
2632 cfg
->d11inf
.decchspec(&ch_bss
);
2633 ch_bss_info_le
.chspec
= le16_to_cpu(bss_info_le
->chanspec
);
2634 cfg
->d11inf
.decchspec(&ch_bss_info_le
);
2636 if (!memcmp(&bss_info_le
->BSSID
, &bss
->BSSID
, ETH_ALEN
) &&
2637 ch_bss
.band
== ch_bss_info_le
.band
&&
2638 bss_info_le
->SSID_len
== bss
->SSID_len
&&
2639 !memcmp(bss_info_le
->SSID
, bss
->SSID
, bss_info_le
->SSID_len
)) {
2640 if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) ==
2641 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
)) {
2642 s16 bss_rssi
= le16_to_cpu(bss
->RSSI
);
2643 s16 bss_info_rssi
= le16_to_cpu(bss_info_le
->RSSI
);
2645 /* preserve max RSSI if the measurements are
2646 * both on-channel or both off-channel
2648 if (bss_info_rssi
> bss_rssi
)
2649 bss
->RSSI
= bss_info_le
->RSSI
;
2650 } else if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) &&
2651 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) == 0) {
2652 /* preserve the on-channel rssi measurement
2653 * if the new measurement is off channel
2655 bss
->RSSI
= bss_info_le
->RSSI
;
2656 bss
->flags
|= BRCMF_BSS_RSSI_ON_CHANNEL
;
2664 brcmf_cfg80211_escan_handler(struct brcmf_if
*ifp
,
2665 const struct brcmf_event_msg
*e
, void *data
)
2667 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
2669 struct brcmf_escan_result_le
*escan_result_le
;
2670 struct brcmf_bss_info_le
*bss_info_le
;
2671 struct brcmf_bss_info_le
*bss
= NULL
;
2673 struct brcmf_scan_results
*list
;
2679 if (!test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
2680 brcmf_err("scan not ready, bssidx=%d\n", ifp
->bssidx
);
2684 if (status
== BRCMF_E_STATUS_PARTIAL
) {
2685 brcmf_dbg(SCAN
, "ESCAN Partial result\n");
2686 escan_result_le
= (struct brcmf_escan_result_le
*) data
;
2687 if (!escan_result_le
) {
2688 brcmf_err("Invalid escan result (NULL pointer)\n");
2691 if (le16_to_cpu(escan_result_le
->bss_count
) != 1) {
2692 brcmf_err("Invalid bss_count %d: ignoring\n",
2693 escan_result_le
->bss_count
);
2696 bss_info_le
= &escan_result_le
->bss_info_le
;
2698 if (brcmf_p2p_scan_finding_common_channel(cfg
, bss_info_le
))
2701 if (!cfg
->scan_request
) {
2702 brcmf_dbg(SCAN
, "result without cfg80211 request\n");
2706 bi_length
= le32_to_cpu(bss_info_le
->length
);
2707 if (bi_length
!= (le32_to_cpu(escan_result_le
->buflen
) -
2708 WL_ESCAN_RESULTS_FIXED_SIZE
)) {
2709 brcmf_err("Invalid bss_info length %d: ignoring\n",
2714 if (!(cfg_to_wiphy(cfg
)->interface_modes
&
2715 BIT(NL80211_IFTYPE_ADHOC
))) {
2716 if (le16_to_cpu(bss_info_le
->capability
) &
2717 WLAN_CAPABILITY_IBSS
) {
2718 brcmf_err("Ignoring IBSS result\n");
2723 list
= (struct brcmf_scan_results
*)
2724 cfg
->escan_info
.escan_buf
;
2725 if (bi_length
> WL_ESCAN_BUF_SIZE
- list
->buflen
) {
2726 brcmf_err("Buffer is too small: ignoring\n");
2730 for (i
= 0; i
< list
->count
; i
++) {
2731 bss
= bss
? (struct brcmf_bss_info_le
*)
2732 ((unsigned char *)bss
+
2733 le32_to_cpu(bss
->length
)) : list
->bss_info_le
;
2734 if (brcmf_compare_update_same_bss(cfg
, bss
,
2738 memcpy(&(cfg
->escan_info
.escan_buf
[list
->buflen
]),
2739 bss_info_le
, bi_length
);
2740 list
->version
= le32_to_cpu(bss_info_le
->version
);
2741 list
->buflen
+= bi_length
;
2744 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2745 if (brcmf_p2p_scan_finding_common_channel(cfg
, NULL
))
2747 if (cfg
->scan_request
) {
2748 brcmf_inform_bss(cfg
);
2749 aborted
= status
!= BRCMF_E_STATUS_SUCCESS
;
2750 brcmf_notify_escan_complete(cfg
, ifp
, aborted
, false);
2752 brcmf_dbg(SCAN
, "Ignored scan complete result 0x%x\n",
2759 static void brcmf_init_escan(struct brcmf_cfg80211_info
*cfg
)
2761 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ESCAN_RESULT
,
2762 brcmf_cfg80211_escan_handler
);
2763 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2764 /* Init scan_timeout timer */
2765 init_timer(&cfg
->escan_timeout
);
2766 cfg
->escan_timeout
.data
= (unsigned long) cfg
;
2767 cfg
->escan_timeout
.function
= brcmf_escan_timeout
;
2768 INIT_WORK(&cfg
->escan_timeout_work
,
2769 brcmf_cfg80211_escan_timeout_worker
);
2772 static __always_inline
void brcmf_delay(u32 ms
)
2774 if (ms
< 1000 / HZ
) {
2782 static s32
brcmf_cfg80211_resume(struct wiphy
*wiphy
)
2784 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2785 struct net_device
*ndev
= cfg_to_ndev(cfg
);
2786 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2788 brcmf_dbg(TRACE
, "Enter\n");
2790 if (cfg
->wowl_enabled
) {
2791 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
,
2792 cfg
->pre_wowl_pmmode
);
2793 brcmf_fil_iovar_data_set(ifp
, "wowl_pattern", "clr", 4);
2794 brcmf_fil_iovar_int_set(ifp
, "wowl_clear", 0);
2795 cfg
->wowl_enabled
= false;
2800 static void brcmf_configure_wowl(struct brcmf_cfg80211_info
*cfg
,
2801 struct brcmf_if
*ifp
,
2802 struct cfg80211_wowlan
*wowl
)
2806 brcmf_dbg(TRACE
, "Suspend, wowl config.\n");
2808 brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_PM
, &cfg
->pre_wowl_pmmode
);
2809 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, PM_MAX
);
2812 if (wowl
->disconnect
)
2813 wowl_config
|= WL_WOWL_DIS
| WL_WOWL_BCN
| WL_WOWL_RETR
;
2814 /* Note: if "wowl" target and not "wowlpf" then wowl_bcn_loss
2815 * should be configured. This paramater is not supported by
2818 if (wowl
->magic_pkt
)
2819 wowl_config
|= WL_WOWL_MAGIC
;
2820 brcmf_fil_iovar_int_set(ifp
, "wowl", wowl_config
);
2821 brcmf_fil_iovar_int_set(ifp
, "wowl_activate", 1);
2822 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, true);
2823 cfg
->wowl_enabled
= true;
2826 static s32
brcmf_cfg80211_suspend(struct wiphy
*wiphy
,
2827 struct cfg80211_wowlan
*wowl
)
2829 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2830 struct net_device
*ndev
= cfg_to_ndev(cfg
);
2831 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2832 struct brcmf_cfg80211_vif
*vif
;
2834 brcmf_dbg(TRACE
, "Enter\n");
2836 /* if the primary net_device is not READY there is nothing
2837 * we can do but pray resume goes smoothly.
2839 if (!check_vif_up(ifp
->vif
))
2842 /* end any scanning */
2843 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
2844 brcmf_abort_scanning(cfg
);
2847 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, false);
2848 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
2849 if (!test_bit(BRCMF_VIF_STATUS_READY
, &vif
->sme_state
))
2851 /* While going to suspend if associated with AP
2852 * disassociate from AP to save power while system is
2853 * in suspended state
2855 brcmf_link_down(vif
);
2856 /* Make sure WPA_Supplicant receives all the event
2857 * generated due to DISASSOC call to the fw to keep
2858 * the state fw and WPA_Supplicant state consistent
2863 brcmf_set_mpc(ifp
, 1);
2866 /* Configure WOWL paramaters */
2867 brcmf_configure_wowl(cfg
, ifp
, wowl
);
2871 brcmf_dbg(TRACE
, "Exit\n");
2872 /* clear any scanning activity */
2873 cfg
->scan_status
= 0;
2878 brcmf_update_pmklist(struct net_device
*ndev
,
2879 struct brcmf_cfg80211_pmk_list
*pmk_list
, s32 err
)
2884 pmkid_len
= le32_to_cpu(pmk_list
->pmkids
.npmkid
);
2886 brcmf_dbg(CONN
, "No of elements %d\n", pmkid_len
);
2887 for (i
= 0; i
< pmkid_len
; i
++) {
2888 brcmf_dbg(CONN
, "PMKID[%d]: %pM =\n", i
,
2889 &pmk_list
->pmkids
.pmkid
[i
].BSSID
);
2890 for (j
= 0; j
< WLAN_PMKID_LEN
; j
++)
2891 brcmf_dbg(CONN
, "%02x\n",
2892 pmk_list
->pmkids
.pmkid
[i
].PMKID
[j
]);
2896 brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pmkid_info",
2897 (char *)pmk_list
, sizeof(*pmk_list
));
2903 brcmf_cfg80211_set_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
2904 struct cfg80211_pmksa
*pmksa
)
2906 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2907 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2908 struct pmkid_list
*pmkids
= &cfg
->pmk_list
->pmkids
;
2913 brcmf_dbg(TRACE
, "Enter\n");
2914 if (!check_vif_up(ifp
->vif
))
2917 pmkid_len
= le32_to_cpu(pmkids
->npmkid
);
2918 for (i
= 0; i
< pmkid_len
; i
++)
2919 if (!memcmp(pmksa
->bssid
, pmkids
->pmkid
[i
].BSSID
, ETH_ALEN
))
2921 if (i
< WL_NUM_PMKIDS_MAX
) {
2922 memcpy(pmkids
->pmkid
[i
].BSSID
, pmksa
->bssid
, ETH_ALEN
);
2923 memcpy(pmkids
->pmkid
[i
].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
2924 if (i
== pmkid_len
) {
2926 pmkids
->npmkid
= cpu_to_le32(pmkid_len
);
2931 brcmf_dbg(CONN
, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n",
2932 pmkids
->pmkid
[pmkid_len
].BSSID
);
2933 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
2934 brcmf_dbg(CONN
, "%02x\n", pmkids
->pmkid
[pmkid_len
].PMKID
[i
]);
2936 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
2938 brcmf_dbg(TRACE
, "Exit\n");
2943 brcmf_cfg80211_del_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
2944 struct cfg80211_pmksa
*pmksa
)
2946 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2947 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2948 struct pmkid_list pmkid
;
2952 brcmf_dbg(TRACE
, "Enter\n");
2953 if (!check_vif_up(ifp
->vif
))
2956 memcpy(&pmkid
.pmkid
[0].BSSID
, pmksa
->bssid
, ETH_ALEN
);
2957 memcpy(&pmkid
.pmkid
[0].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
2959 brcmf_dbg(CONN
, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n",
2960 &pmkid
.pmkid
[0].BSSID
);
2961 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
2962 brcmf_dbg(CONN
, "%02x\n", pmkid
.pmkid
[0].PMKID
[i
]);
2964 pmkid_len
= le32_to_cpu(cfg
->pmk_list
->pmkids
.npmkid
);
2965 for (i
= 0; i
< pmkid_len
; i
++)
2967 (pmksa
->bssid
, &cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
2972 && (i
< pmkid_len
)) {
2973 memset(&cfg
->pmk_list
->pmkids
.pmkid
[i
], 0,
2974 sizeof(struct pmkid
));
2975 for (; i
< (pmkid_len
- 1); i
++) {
2976 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
2977 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].BSSID
,
2979 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].PMKID
,
2980 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].PMKID
,
2983 cfg
->pmk_list
->pmkids
.npmkid
= cpu_to_le32(pmkid_len
- 1);
2987 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
2989 brcmf_dbg(TRACE
, "Exit\n");
2995 brcmf_cfg80211_flush_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
)
2997 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2998 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3001 brcmf_dbg(TRACE
, "Enter\n");
3002 if (!check_vif_up(ifp
->vif
))
3005 memset(cfg
->pmk_list
, 0, sizeof(*cfg
->pmk_list
));
3006 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3008 brcmf_dbg(TRACE
, "Exit\n");
3014 * PFN result doesn't have all the info which are
3015 * required by the supplicant
3016 * (For e.g IEs) Do a target Escan so that sched scan results are reported
3017 * via wl_inform_single_bss in the required format. Escan does require the
3018 * scan request in the form of cfg80211_scan_request. For timebeing, create
3019 * cfg80211_scan_request one out of the received PNO event.
3022 brcmf_notify_sched_scan_results(struct brcmf_if
*ifp
,
3023 const struct brcmf_event_msg
*e
, void *data
)
3025 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
3026 struct brcmf_pno_net_info_le
*netinfo
, *netinfo_start
;
3027 struct cfg80211_scan_request
*request
= NULL
;
3028 struct cfg80211_ssid
*ssid
= NULL
;
3029 struct ieee80211_channel
*channel
= NULL
;
3030 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
3032 int channel_req
= 0;
3034 struct brcmf_pno_scanresults_le
*pfn_result
;
3038 brcmf_dbg(SCAN
, "Enter\n");
3040 if (e
->event_code
== BRCMF_E_PFN_NET_LOST
) {
3041 brcmf_dbg(SCAN
, "PFN NET LOST event. Do Nothing\n");
3045 pfn_result
= (struct brcmf_pno_scanresults_le
*)data
;
3046 result_count
= le32_to_cpu(pfn_result
->count
);
3047 status
= le32_to_cpu(pfn_result
->status
);
3050 * PFN event is limited to fit 512 bytes so we may get
3051 * multiple NET_FOUND events. For now place a warning here.
3053 WARN_ON(status
!= BRCMF_PNO_SCAN_COMPLETE
);
3054 brcmf_dbg(SCAN
, "PFN NET FOUND event. count: %d\n", result_count
);
3055 if (result_count
> 0) {
3058 request
= kzalloc(sizeof(*request
), GFP_KERNEL
);
3059 ssid
= kcalloc(result_count
, sizeof(*ssid
), GFP_KERNEL
);
3060 channel
= kcalloc(result_count
, sizeof(*channel
), GFP_KERNEL
);
3061 if (!request
|| !ssid
|| !channel
) {
3066 request
->wiphy
= wiphy
;
3067 data
+= sizeof(struct brcmf_pno_scanresults_le
);
3068 netinfo_start
= (struct brcmf_pno_net_info_le
*)data
;
3070 for (i
= 0; i
< result_count
; i
++) {
3071 netinfo
= &netinfo_start
[i
];
3073 brcmf_err("Invalid netinfo ptr. index: %d\n",
3079 brcmf_dbg(SCAN
, "SSID:%s Channel:%d\n",
3080 netinfo
->SSID
, netinfo
->channel
);
3081 memcpy(ssid
[i
].ssid
, netinfo
->SSID
, netinfo
->SSID_len
);
3082 ssid
[i
].ssid_len
= netinfo
->SSID_len
;
3085 channel_req
= netinfo
->channel
;
3086 if (channel_req
<= CH_MAX_2G_CHANNEL
)
3087 band
= NL80211_BAND_2GHZ
;
3089 band
= NL80211_BAND_5GHZ
;
3090 channel
[i
].center_freq
=
3091 ieee80211_channel_to_frequency(channel_req
,
3093 channel
[i
].band
= band
;
3094 channel
[i
].flags
|= IEEE80211_CHAN_NO_HT40
;
3095 request
->channels
[i
] = &channel
[i
];
3096 request
->n_channels
++;
3099 /* assign parsed ssid array */
3100 if (request
->n_ssids
)
3101 request
->ssids
= &ssid
[0];
3103 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3104 /* Abort any on-going scan */
3105 brcmf_abort_scanning(cfg
);
3108 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3109 cfg
->escan_info
.run
= brcmf_run_escan
;
3110 err
= brcmf_do_escan(cfg
, wiphy
, ifp
, request
);
3112 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3115 cfg
->sched_escan
= true;
3116 cfg
->scan_request
= request
;
3118 brcmf_err("FALSE PNO Event. (pfn_count == 0)\n");
3131 cfg80211_sched_scan_stopped(wiphy
);
3135 static int brcmf_dev_pno_clean(struct net_device
*ndev
)
3140 ret
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "pfn", 0);
3143 ret
= brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfnclear",
3147 brcmf_err("failed code %d\n", ret
);
3152 static int brcmf_dev_pno_config(struct net_device
*ndev
)
3154 struct brcmf_pno_param_le pfn_param
;
3156 memset(&pfn_param
, 0, sizeof(pfn_param
));
3157 pfn_param
.version
= cpu_to_le32(BRCMF_PNO_VERSION
);
3159 /* set extra pno params */
3160 pfn_param
.flags
= cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT
);
3161 pfn_param
.repeat
= BRCMF_PNO_REPEAT
;
3162 pfn_param
.exp
= BRCMF_PNO_FREQ_EXPO_MAX
;
3164 /* set up pno scan fr */
3165 pfn_param
.scan_freq
= cpu_to_le32(BRCMF_PNO_TIME
);
3167 return brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfn_set",
3168 &pfn_param
, sizeof(pfn_param
));
3172 brcmf_cfg80211_sched_scan_start(struct wiphy
*wiphy
,
3173 struct net_device
*ndev
,
3174 struct cfg80211_sched_scan_request
*request
)
3176 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3177 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
3178 struct brcmf_pno_net_param_le pfn
;
3182 brcmf_dbg(SCAN
, "Enter n_match_sets:%d n_ssids:%d\n",
3183 request
->n_match_sets
, request
->n_ssids
);
3184 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3185 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
3188 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
3189 brcmf_err("Scanning suppressed: status (%lu)\n",
3194 if (!request
->n_ssids
|| !request
->n_match_sets
) {
3195 brcmf_dbg(SCAN
, "Invalid sched scan req!! n_ssids:%d\n",
3200 if (request
->n_ssids
> 0) {
3201 for (i
= 0; i
< request
->n_ssids
; i
++) {
3202 /* Active scan req for ssids */
3203 brcmf_dbg(SCAN
, ">>> Active scan req for ssid (%s)\n",
3204 request
->ssids
[i
].ssid
);
3207 * match_set ssids is a supert set of n_ssid list,
3208 * so we need not add these set seperately.
3213 if (request
->n_match_sets
> 0) {
3214 /* clean up everything */
3215 ret
= brcmf_dev_pno_clean(ndev
);
3217 brcmf_err("failed error=%d\n", ret
);
3222 ret
= brcmf_dev_pno_config(ndev
);
3224 brcmf_err("PNO setup failed!! ret=%d\n", ret
);
3228 /* configure each match set */
3229 for (i
= 0; i
< request
->n_match_sets
; i
++) {
3230 struct cfg80211_ssid
*ssid
;
3233 ssid
= &request
->match_sets
[i
].ssid
;
3234 ssid_len
= ssid
->ssid_len
;
3237 brcmf_err("skip broadcast ssid\n");
3240 pfn
.auth
= cpu_to_le32(WLAN_AUTH_OPEN
);
3241 pfn
.wpa_auth
= cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY
);
3242 pfn
.wsec
= cpu_to_le32(0);
3243 pfn
.infra
= cpu_to_le32(1);
3244 pfn
.flags
= cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT
);
3245 pfn
.ssid
.SSID_len
= cpu_to_le32(ssid_len
);
3246 memcpy(pfn
.ssid
.SSID
, ssid
->ssid
, ssid_len
);
3247 ret
= brcmf_fil_iovar_data_set(ifp
, "pfn_add", &pfn
,
3249 brcmf_dbg(SCAN
, ">>> PNO filter %s for ssid (%s)\n",
3250 ret
== 0 ? "set" : "failed", ssid
->ssid
);
3252 /* Enable the PNO */
3253 if (brcmf_fil_iovar_int_set(ifp
, "pfn", 1) < 0) {
3254 brcmf_err("PNO enable failed!! ret=%d\n", ret
);
3264 static int brcmf_cfg80211_sched_scan_stop(struct wiphy
*wiphy
,
3265 struct net_device
*ndev
)
3267 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3269 brcmf_dbg(SCAN
, "enter\n");
3270 brcmf_dev_pno_clean(ndev
);
3271 if (cfg
->sched_escan
)
3272 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
), true, true);
3276 static s32
brcmf_configure_opensecurity(struct brcmf_if
*ifp
)
3281 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", 0);
3283 brcmf_err("auth error %d\n", err
);
3287 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", 0);
3289 brcmf_err("wsec error %d\n", err
);
3292 /* set upper-layer auth */
3293 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", WPA_AUTH_NONE
);
3295 brcmf_err("wpa_auth error %d\n", err
);
3302 static bool brcmf_valid_wpa_oui(u8
*oui
, bool is_rsn_ie
)
3305 return (memcmp(oui
, RSN_OUI
, TLV_OUI_LEN
) == 0);
3307 return (memcmp(oui
, WPA_OUI
, TLV_OUI_LEN
) == 0);
3311 brcmf_configure_wpaie(struct net_device
*ndev
,
3312 const struct brcmf_vs_tlv
*wpa_ie
,
3315 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3316 u32 auth
= 0; /* d11 open authentication */
3328 u32 wme_bss_disable
;
3330 brcmf_dbg(TRACE
, "Enter\n");
3334 len
= wpa_ie
->len
+ TLV_HDR_LEN
;
3335 data
= (u8
*)wpa_ie
;
3336 offset
= TLV_HDR_LEN
;
3338 offset
+= VS_IE_FIXED_HDR_LEN
;
3340 offset
+= WPA_IE_VERSION_LEN
;
3342 /* check for multicast cipher suite */
3343 if (offset
+ WPA_IE_MIN_OUI_LEN
> len
) {
3345 brcmf_err("no multicast cipher suite\n");
3349 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3351 brcmf_err("ivalid OUI\n");
3354 offset
+= TLV_OUI_LEN
;
3356 /* pick up multicast cipher */
3357 switch (data
[offset
]) {
3358 case WPA_CIPHER_NONE
:
3361 case WPA_CIPHER_WEP_40
:
3362 case WPA_CIPHER_WEP_104
:
3365 case WPA_CIPHER_TKIP
:
3366 gval
= TKIP_ENABLED
;
3368 case WPA_CIPHER_AES_CCM
:
3373 brcmf_err("Invalid multi cast cipher info\n");
3378 /* walk thru unicast cipher list and pick up what we recognize */
3379 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3380 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3381 /* Check for unicast suite(s) */
3382 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3384 brcmf_err("no unicast cipher suite\n");
3387 for (i
= 0; i
< count
; i
++) {
3388 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3390 brcmf_err("ivalid OUI\n");
3393 offset
+= TLV_OUI_LEN
;
3394 switch (data
[offset
]) {
3395 case WPA_CIPHER_NONE
:
3397 case WPA_CIPHER_WEP_40
:
3398 case WPA_CIPHER_WEP_104
:
3399 pval
|= WEP_ENABLED
;
3401 case WPA_CIPHER_TKIP
:
3402 pval
|= TKIP_ENABLED
;
3404 case WPA_CIPHER_AES_CCM
:
3405 pval
|= AES_ENABLED
;
3408 brcmf_err("Ivalid unicast security info\n");
3412 /* walk thru auth management suite list and pick up what we recognize */
3413 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3414 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3415 /* Check for auth key management suite(s) */
3416 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3418 brcmf_err("no auth key mgmt suite\n");
3421 for (i
= 0; i
< count
; i
++) {
3422 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3424 brcmf_err("ivalid OUI\n");
3427 offset
+= TLV_OUI_LEN
;
3428 switch (data
[offset
]) {
3430 brcmf_dbg(TRACE
, "RSN_AKM_NONE\n");
3431 wpa_auth
|= WPA_AUTH_NONE
;
3433 case RSN_AKM_UNSPECIFIED
:
3434 brcmf_dbg(TRACE
, "RSN_AKM_UNSPECIFIED\n");
3435 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_UNSPECIFIED
) :
3436 (wpa_auth
|= WPA_AUTH_UNSPECIFIED
);
3439 brcmf_dbg(TRACE
, "RSN_AKM_PSK\n");
3440 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_PSK
) :
3441 (wpa_auth
|= WPA_AUTH_PSK
);
3444 brcmf_err("Ivalid key mgmt info\n");
3450 wme_bss_disable
= 1;
3451 if ((offset
+ RSN_CAP_LEN
) <= len
) {
3452 rsn_cap
= data
[offset
] + (data
[offset
+ 1] << 8);
3453 if (rsn_cap
& RSN_CAP_PTK_REPLAY_CNTR_MASK
)
3454 wme_bss_disable
= 0;
3456 /* set wme_bss_disable to sync RSN Capabilities */
3457 err
= brcmf_fil_bsscfg_int_set(ifp
, "wme_bss_disable",
3460 brcmf_err("wme_bss_disable error %d\n", err
);
3464 /* FOR WPS , set SES_OW_ENABLED */
3465 wsec
= (pval
| gval
| SES_OW_ENABLED
);
3468 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", auth
);
3470 brcmf_err("auth error %d\n", err
);
3474 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
3476 brcmf_err("wsec error %d\n", err
);
3479 /* set upper-layer auth */
3480 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", wpa_auth
);
3482 brcmf_err("wpa_auth error %d\n", err
);
3491 brcmf_parse_vndr_ies(const u8
*vndr_ie_buf
, u32 vndr_ie_len
,
3492 struct parsed_vndr_ies
*vndr_ies
)
3494 struct brcmf_vs_tlv
*vndrie
;
3495 struct brcmf_tlv
*ie
;
3496 struct parsed_vndr_ie_info
*parsed_info
;
3499 remaining_len
= (s32
)vndr_ie_len
;
3500 memset(vndr_ies
, 0, sizeof(*vndr_ies
));
3502 ie
= (struct brcmf_tlv
*)vndr_ie_buf
;
3504 if (ie
->id
!= WLAN_EID_VENDOR_SPECIFIC
)
3506 vndrie
= (struct brcmf_vs_tlv
*)ie
;
3507 /* len should be bigger than OUI length + one */
3508 if (vndrie
->len
< (VS_IE_FIXED_HDR_LEN
- TLV_HDR_LEN
+ 1)) {
3509 brcmf_err("invalid vndr ie. length is too small %d\n",
3513 /* if wpa or wme ie, do not add ie */
3514 if (!memcmp(vndrie
->oui
, (u8
*)WPA_OUI
, TLV_OUI_LEN
) &&
3515 ((vndrie
->oui_type
== WPA_OUI_TYPE
) ||
3516 (vndrie
->oui_type
== WME_OUI_TYPE
))) {
3517 brcmf_dbg(TRACE
, "Found WPA/WME oui. Do not add it\n");
3521 parsed_info
= &vndr_ies
->ie_info
[vndr_ies
->count
];
3523 /* save vndr ie information */
3524 parsed_info
->ie_ptr
= (char *)vndrie
;
3525 parsed_info
->ie_len
= vndrie
->len
+ TLV_HDR_LEN
;
3526 memcpy(&parsed_info
->vndrie
, vndrie
, sizeof(*vndrie
));
3530 brcmf_dbg(TRACE
, "** OUI %02x %02x %02x, type 0x%02x\n",
3531 parsed_info
->vndrie
.oui
[0],
3532 parsed_info
->vndrie
.oui
[1],
3533 parsed_info
->vndrie
.oui
[2],
3534 parsed_info
->vndrie
.oui_type
);
3536 if (vndr_ies
->count
>= VNDR_IE_PARSE_LIMIT
)
3539 remaining_len
-= (ie
->len
+ TLV_HDR_LEN
);
3540 if (remaining_len
<= TLV_HDR_LEN
)
3543 ie
= (struct brcmf_tlv
*)(((u8
*)ie
) + ie
->len
+
3550 brcmf_vndr_ie(u8
*iebuf
, s32 pktflag
, u8
*ie_ptr
, u32 ie_len
, s8
*add_del_cmd
)
3556 strncpy(iebuf
, add_del_cmd
, VNDR_IE_CMD_LEN
- 1);
3557 iebuf
[VNDR_IE_CMD_LEN
- 1] = '\0';
3559 iecount_le
= cpu_to_le32(1);
3560 memcpy(&iebuf
[VNDR_IE_COUNT_OFFSET
], &iecount_le
, sizeof(iecount_le
));
3562 pktflag_le
= cpu_to_le32(pktflag
);
3563 memcpy(&iebuf
[VNDR_IE_PKTFLAG_OFFSET
], &pktflag_le
, sizeof(pktflag_le
));
3565 memcpy(&iebuf
[VNDR_IE_VSIE_OFFSET
], ie_ptr
, ie_len
);
3567 return ie_len
+ VNDR_IE_HDR_SIZE
;
3570 s32
brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif
*vif
, s32 pktflag
,
3571 const u8
*vndr_ie_buf
, u32 vndr_ie_len
)
3573 struct brcmf_if
*ifp
;
3574 struct vif_saved_ie
*saved_ie
;
3578 u8
*mgmt_ie_buf
= NULL
;
3579 int mgmt_ie_buf_len
;
3581 u32 del_add_ie_buf_len
= 0;
3582 u32 total_ie_buf_len
= 0;
3583 u32 parsed_ie_buf_len
= 0;
3584 struct parsed_vndr_ies old_vndr_ies
;
3585 struct parsed_vndr_ies new_vndr_ies
;
3586 struct parsed_vndr_ie_info
*vndrie_info
;
3589 int remained_buf_len
;
3594 saved_ie
= &vif
->saved_ie
;
3596 brcmf_dbg(TRACE
, "bssidx %d, pktflag : 0x%02X\n", ifp
->bssidx
, pktflag
);
3597 iovar_ie_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
3600 curr_ie_buf
= iovar_ie_buf
;
3602 case BRCMF_VNDR_IE_PRBREQ_FLAG
:
3603 mgmt_ie_buf
= saved_ie
->probe_req_ie
;
3604 mgmt_ie_len
= &saved_ie
->probe_req_ie_len
;
3605 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_req_ie
);
3607 case BRCMF_VNDR_IE_PRBRSP_FLAG
:
3608 mgmt_ie_buf
= saved_ie
->probe_res_ie
;
3609 mgmt_ie_len
= &saved_ie
->probe_res_ie_len
;
3610 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_res_ie
);
3612 case BRCMF_VNDR_IE_BEACON_FLAG
:
3613 mgmt_ie_buf
= saved_ie
->beacon_ie
;
3614 mgmt_ie_len
= &saved_ie
->beacon_ie_len
;
3615 mgmt_ie_buf_len
= sizeof(saved_ie
->beacon_ie
);
3617 case BRCMF_VNDR_IE_ASSOCREQ_FLAG
:
3618 mgmt_ie_buf
= saved_ie
->assoc_req_ie
;
3619 mgmt_ie_len
= &saved_ie
->assoc_req_ie_len
;
3620 mgmt_ie_buf_len
= sizeof(saved_ie
->assoc_req_ie
);
3624 brcmf_err("not suitable type\n");
3628 if (vndr_ie_len
> mgmt_ie_buf_len
) {
3630 brcmf_err("extra IE size too big\n");
3634 /* parse and save new vndr_ie in curr_ie_buff before comparing it */
3635 if (vndr_ie_buf
&& vndr_ie_len
&& curr_ie_buf
) {
3637 brcmf_parse_vndr_ies(vndr_ie_buf
, vndr_ie_len
, &new_vndr_ies
);
3638 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3639 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3640 memcpy(ptr
+ parsed_ie_buf_len
, vndrie_info
->ie_ptr
,
3641 vndrie_info
->ie_len
);
3642 parsed_ie_buf_len
+= vndrie_info
->ie_len
;
3646 if (mgmt_ie_buf
&& *mgmt_ie_len
) {
3647 if (parsed_ie_buf_len
&& (parsed_ie_buf_len
== *mgmt_ie_len
) &&
3648 (memcmp(mgmt_ie_buf
, curr_ie_buf
,
3649 parsed_ie_buf_len
) == 0)) {
3650 brcmf_dbg(TRACE
, "Previous mgmt IE equals to current IE\n");
3654 /* parse old vndr_ie */
3655 brcmf_parse_vndr_ies(mgmt_ie_buf
, *mgmt_ie_len
, &old_vndr_ies
);
3657 /* make a command to delete old ie */
3658 for (i
= 0; i
< old_vndr_ies
.count
; i
++) {
3659 vndrie_info
= &old_vndr_ies
.ie_info
[i
];
3661 brcmf_dbg(TRACE
, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n",
3662 vndrie_info
->vndrie
.id
,
3663 vndrie_info
->vndrie
.len
,
3664 vndrie_info
->vndrie
.oui
[0],
3665 vndrie_info
->vndrie
.oui
[1],
3666 vndrie_info
->vndrie
.oui
[2]);
3668 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3669 vndrie_info
->ie_ptr
,
3670 vndrie_info
->ie_len
,
3672 curr_ie_buf
+= del_add_ie_buf_len
;
3673 total_ie_buf_len
+= del_add_ie_buf_len
;
3678 /* Add if there is any extra IE */
3679 if (mgmt_ie_buf
&& parsed_ie_buf_len
) {
3682 remained_buf_len
= mgmt_ie_buf_len
;
3684 /* make a command to add new ie */
3685 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3686 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3688 /* verify remained buf size before copy data */
3689 if (remained_buf_len
< (vndrie_info
->vndrie
.len
+
3690 VNDR_IE_VSIE_OFFSET
)) {
3691 brcmf_err("no space in mgmt_ie_buf: len left %d",
3695 remained_buf_len
-= (vndrie_info
->ie_len
+
3696 VNDR_IE_VSIE_OFFSET
);
3698 brcmf_dbg(TRACE
, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n",
3699 vndrie_info
->vndrie
.id
,
3700 vndrie_info
->vndrie
.len
,
3701 vndrie_info
->vndrie
.oui
[0],
3702 vndrie_info
->vndrie
.oui
[1],
3703 vndrie_info
->vndrie
.oui
[2]);
3705 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3706 vndrie_info
->ie_ptr
,
3707 vndrie_info
->ie_len
,
3710 /* save the parsed IE in wl struct */
3711 memcpy(ptr
+ (*mgmt_ie_len
), vndrie_info
->ie_ptr
,
3712 vndrie_info
->ie_len
);
3713 *mgmt_ie_len
+= vndrie_info
->ie_len
;
3715 curr_ie_buf
+= del_add_ie_buf_len
;
3716 total_ie_buf_len
+= del_add_ie_buf_len
;
3719 if (total_ie_buf_len
) {
3720 err
= brcmf_fil_bsscfg_data_set(ifp
, "vndr_ie", iovar_ie_buf
,
3723 brcmf_err("vndr ie set error : %d\n", err
);
3727 kfree(iovar_ie_buf
);
3731 s32
brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif
*vif
)
3734 BRCMF_VNDR_IE_PRBREQ_FLAG
,
3735 BRCMF_VNDR_IE_PRBRSP_FLAG
,
3736 BRCMF_VNDR_IE_BEACON_FLAG
3740 for (i
= 0; i
< ARRAY_SIZE(pktflags
); i
++)
3741 brcmf_vif_set_mgmt_ie(vif
, pktflags
[i
], NULL
, 0);
3743 memset(&vif
->saved_ie
, 0, sizeof(vif
->saved_ie
));
3748 brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif
*vif
,
3749 struct cfg80211_beacon_data
*beacon
)
3753 /* Set Beacon IEs to FW */
3754 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_BEACON_FLAG
,
3755 beacon
->tail
, beacon
->tail_len
);
3757 brcmf_err("Set Beacon IE Failed\n");
3760 brcmf_dbg(TRACE
, "Applied Vndr IEs for Beacon\n");
3762 /* Set Probe Response IEs to FW */
3763 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_PRBRSP_FLAG
,
3764 beacon
->proberesp_ies
,
3765 beacon
->proberesp_ies_len
);
3767 brcmf_err("Set Probe Resp IE Failed\n");
3769 brcmf_dbg(TRACE
, "Applied Vndr IEs for Probe Resp\n");
3775 brcmf_cfg80211_start_ap(struct wiphy
*wiphy
, struct net_device
*ndev
,
3776 struct cfg80211_ap_settings
*settings
)
3779 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3780 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3781 const struct brcmf_tlv
*ssid_ie
;
3782 struct brcmf_ssid_le ssid_le
;
3784 const struct brcmf_tlv
*rsn_ie
;
3785 const struct brcmf_vs_tlv
*wpa_ie
;
3786 struct brcmf_join_params join_params
;
3787 enum nl80211_iftype dev_role
;
3788 struct brcmf_fil_bss_enable_le bss_enable
;
3791 brcmf_dbg(TRACE
, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n",
3792 settings
->chandef
.chan
->hw_value
,
3793 settings
->chandef
.center_freq1
, settings
->chandef
.width
,
3794 settings
->beacon_interval
, settings
->dtim_period
);
3795 brcmf_dbg(TRACE
, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n",
3796 settings
->ssid
, settings
->ssid_len
, settings
->auth_type
,
3797 settings
->inactivity_timeout
);
3799 dev_role
= ifp
->vif
->wdev
.iftype
;
3801 memset(&ssid_le
, 0, sizeof(ssid_le
));
3802 if (settings
->ssid
== NULL
|| settings
->ssid_len
== 0) {
3803 ie_offset
= DOT11_MGMT_HDR_LEN
+ DOT11_BCN_PRB_FIXED_LEN
;
3804 ssid_ie
= brcmf_parse_tlvs(
3805 (u8
*)&settings
->beacon
.head
[ie_offset
],
3806 settings
->beacon
.head_len
- ie_offset
,
3811 memcpy(ssid_le
.SSID
, ssid_ie
->data
, ssid_ie
->len
);
3812 ssid_le
.SSID_len
= cpu_to_le32(ssid_ie
->len
);
3813 brcmf_dbg(TRACE
, "SSID is (%s) in Head\n", ssid_le
.SSID
);
3815 memcpy(ssid_le
.SSID
, settings
->ssid
, settings
->ssid_len
);
3816 ssid_le
.SSID_len
= cpu_to_le32((u32
)settings
->ssid_len
);
3819 brcmf_set_mpc(ifp
, 0);
3820 brcmf_configure_arp_offload(ifp
, false);
3822 /* find the RSN_IE */
3823 rsn_ie
= brcmf_parse_tlvs((u8
*)settings
->beacon
.tail
,
3824 settings
->beacon
.tail_len
, WLAN_EID_RSN
);
3826 /* find the WPA_IE */
3827 wpa_ie
= brcmf_find_wpaie((u8
*)settings
->beacon
.tail
,
3828 settings
->beacon
.tail_len
);
3830 if ((wpa_ie
!= NULL
|| rsn_ie
!= NULL
)) {
3831 brcmf_dbg(TRACE
, "WPA(2) IE is found\n");
3832 if (wpa_ie
!= NULL
) {
3834 err
= brcmf_configure_wpaie(ndev
, wpa_ie
, false);
3839 err
= brcmf_configure_wpaie(ndev
,
3840 (struct brcmf_vs_tlv
*)rsn_ie
, true);
3845 brcmf_dbg(TRACE
, "No WPA(2) IEs found\n");
3846 brcmf_configure_opensecurity(ifp
);
3849 brcmf_config_ap_mgmt_ie(ifp
->vif
, &settings
->beacon
);
3851 chanspec
= chandef_to_chanspec(&cfg
->d11inf
, &settings
->chandef
);
3852 err
= brcmf_fil_iovar_int_set(ifp
, "chanspec", chanspec
);
3854 brcmf_err("Set Channel failed: chspec=%d, %d\n", chanspec
, err
);
3858 if (settings
->beacon_interval
) {
3859 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
,
3860 settings
->beacon_interval
);
3862 brcmf_err("Beacon Interval Set Error, %d\n", err
);
3866 if (settings
->dtim_period
) {
3867 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_DTIMPRD
,
3868 settings
->dtim_period
);
3870 brcmf_err("DTIM Interval Set Error, %d\n", err
);
3875 if (dev_role
== NL80211_IFTYPE_AP
) {
3876 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
3878 brcmf_err("BRCMF_C_DOWN error %d\n", err
);
3881 brcmf_fil_iovar_int_set(ifp
, "apsta", 0);
3884 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 1);
3886 brcmf_err("SET INFRA error %d\n", err
);
3889 if (dev_role
== NL80211_IFTYPE_AP
) {
3890 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 1);
3892 brcmf_err("setting AP mode failed %d\n", err
);
3895 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 1);
3897 brcmf_err("BRCMF_C_UP error (%d)\n", err
);
3901 memset(&join_params
, 0, sizeof(join_params
));
3902 /* join parameters starts with ssid */
3903 memcpy(&join_params
.ssid_le
, &ssid_le
, sizeof(ssid_le
));
3905 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
3906 &join_params
, sizeof(join_params
));
3908 brcmf_err("SET SSID error (%d)\n", err
);
3911 brcmf_dbg(TRACE
, "AP mode configuration complete\n");
3913 err
= brcmf_fil_bsscfg_data_set(ifp
, "ssid", &ssid_le
,
3916 brcmf_err("setting ssid failed %d\n", err
);
3919 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
3920 bss_enable
.enable
= cpu_to_le32(1);
3921 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
3922 sizeof(bss_enable
));
3924 brcmf_err("bss_enable config failed %d\n", err
);
3928 brcmf_dbg(TRACE
, "GO mode configuration complete\n");
3930 clear_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
3931 set_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
3935 brcmf_set_mpc(ifp
, 1);
3936 brcmf_configure_arp_offload(ifp
, true);
3941 static int brcmf_cfg80211_stop_ap(struct wiphy
*wiphy
, struct net_device
*ndev
)
3943 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3945 struct brcmf_fil_bss_enable_le bss_enable
;
3946 struct brcmf_join_params join_params
;
3948 brcmf_dbg(TRACE
, "Enter\n");
3950 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_AP
) {
3951 /* Due to most likely deauths outstanding we sleep */
3952 /* first to make sure they get processed by fw. */
3955 memset(&join_params
, 0, sizeof(join_params
));
3956 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
3957 &join_params
, sizeof(join_params
));
3959 brcmf_err("SET SSID error (%d)\n", err
);
3960 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 0);
3962 brcmf_err("BRCMF_C_UP error %d\n", err
);
3963 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 0);
3965 brcmf_err("setting AP mode failed %d\n", err
);
3966 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 0);
3968 brcmf_err("setting INFRA mode failed %d\n", err
);
3970 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
3971 bss_enable
.enable
= cpu_to_le32(0);
3972 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
3973 sizeof(bss_enable
));
3975 brcmf_err("bss_enable config failed %d\n", err
);
3977 brcmf_set_mpc(ifp
, 1);
3978 brcmf_configure_arp_offload(ifp
, true);
3979 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
3980 clear_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
3986 brcmf_cfg80211_change_beacon(struct wiphy
*wiphy
, struct net_device
*ndev
,
3987 struct cfg80211_beacon_data
*info
)
3989 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3992 brcmf_dbg(TRACE
, "Enter\n");
3994 err
= brcmf_config_ap_mgmt_ie(ifp
->vif
, info
);
4000 brcmf_cfg80211_del_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
4003 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4004 struct brcmf_scb_val_le scbval
;
4005 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4011 brcmf_dbg(TRACE
, "Enter %pM\n", mac
);
4013 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
4014 ifp
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
->ifp
;
4015 if (!check_vif_up(ifp
->vif
))
4018 memcpy(&scbval
.ea
, mac
, ETH_ALEN
);
4019 scbval
.val
= cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING
);
4020 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON
,
4021 &scbval
, sizeof(scbval
));
4023 brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err
);
4025 brcmf_dbg(TRACE
, "Exit\n");
4031 brcmf_cfg80211_mgmt_frame_register(struct wiphy
*wiphy
,
4032 struct wireless_dev
*wdev
,
4033 u16 frame_type
, bool reg
)
4035 struct brcmf_cfg80211_vif
*vif
;
4038 brcmf_dbg(TRACE
, "Enter, frame_type %04x, reg=%d\n", frame_type
, reg
);
4040 mgmt_type
= (frame_type
& IEEE80211_FCTL_STYPE
) >> 4;
4041 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4043 vif
->mgmt_rx_reg
|= BIT(mgmt_type
);
4045 vif
->mgmt_rx_reg
&= ~BIT(mgmt_type
);
4050 brcmf_cfg80211_mgmt_tx(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
4051 struct cfg80211_mgmt_tx_params
*params
, u64
*cookie
)
4053 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4054 struct ieee80211_channel
*chan
= params
->chan
;
4055 const u8
*buf
= params
->buf
;
4056 size_t len
= params
->len
;
4057 const struct ieee80211_mgmt
*mgmt
;
4058 struct brcmf_cfg80211_vif
*vif
;
4062 struct brcmf_fil_action_frame_le
*action_frame
;
4063 struct brcmf_fil_af_params_le
*af_params
;
4068 brcmf_dbg(TRACE
, "Enter\n");
4072 mgmt
= (const struct ieee80211_mgmt
*)buf
;
4074 if (!ieee80211_is_mgmt(mgmt
->frame_control
)) {
4075 brcmf_err("Driver only allows MGMT packet type\n");
4079 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4081 if (ieee80211_is_probe_resp(mgmt
->frame_control
)) {
4082 /* Right now the only reason to get a probe response */
4083 /* is for p2p listen response or for p2p GO from */
4084 /* wpa_supplicant. Unfortunately the probe is send */
4085 /* on primary ndev, while dongle wants it on the p2p */
4086 /* vif. Since this is only reason for a probe */
4087 /* response to be sent, the vif is taken from cfg. */
4088 /* If ever desired to send proberesp for non p2p */
4089 /* response then data should be checked for */
4090 /* "DIRECT-". Note in future supplicant will take */
4091 /* dedicated p2p wdev to do this and then this 'hack'*/
4092 /* is not needed anymore. */
4093 ie_offset
= DOT11_MGMT_HDR_LEN
+
4094 DOT11_BCN_PRB_FIXED_LEN
;
4095 ie_len
= len
- ie_offset
;
4096 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
)
4097 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4098 err
= brcmf_vif_set_mgmt_ie(vif
,
4099 BRCMF_VNDR_IE_PRBRSP_FLAG
,
4102 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, true,
4104 } else if (ieee80211_is_action(mgmt
->frame_control
)) {
4105 af_params
= kzalloc(sizeof(*af_params
), GFP_KERNEL
);
4106 if (af_params
== NULL
) {
4107 brcmf_err("unable to allocate frame\n");
4111 action_frame
= &af_params
->action_frame
;
4112 /* Add the packet Id */
4113 action_frame
->packet_id
= cpu_to_le32(*cookie
);
4115 memcpy(&action_frame
->da
[0], &mgmt
->da
[0], ETH_ALEN
);
4116 memcpy(&af_params
->bssid
[0], &mgmt
->bssid
[0], ETH_ALEN
);
4117 /* Add the length exepted for 802.11 header */
4118 action_frame
->len
= cpu_to_le16(len
- DOT11_MGMT_HDR_LEN
);
4119 /* Add the channel. Use the one specified as parameter if any or
4120 * the current one (got from the firmware) otherwise
4123 freq
= chan
->center_freq
;
4125 brcmf_fil_cmd_int_get(vif
->ifp
, BRCMF_C_GET_CHANNEL
,
4127 chan_nr
= ieee80211_frequency_to_channel(freq
);
4128 af_params
->channel
= cpu_to_le32(chan_nr
);
4130 memcpy(action_frame
->data
, &buf
[DOT11_MGMT_HDR_LEN
],
4131 le16_to_cpu(action_frame
->len
));
4133 brcmf_dbg(TRACE
, "Action frame, cookie=%lld, len=%d, freq=%d\n",
4134 *cookie
, le16_to_cpu(action_frame
->len
), freq
);
4136 ack
= brcmf_p2p_send_action_frame(cfg
, cfg_to_ndev(cfg
),
4139 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, ack
,
4143 brcmf_dbg(TRACE
, "Unhandled, fc=%04x!!\n", mgmt
->frame_control
);
4144 brcmf_dbg_hex_dump(true, buf
, len
, "payload, len=%Zu\n", len
);
4153 brcmf_cfg80211_cancel_remain_on_channel(struct wiphy
*wiphy
,
4154 struct wireless_dev
*wdev
,
4157 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4158 struct brcmf_cfg80211_vif
*vif
;
4161 brcmf_dbg(TRACE
, "Enter p2p listen cancel\n");
4163 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4165 brcmf_err("No p2p device available for probe response\n");
4169 brcmf_p2p_cancel_remain_on_channel(vif
->ifp
);
4174 static int brcmf_cfg80211_crit_proto_start(struct wiphy
*wiphy
,
4175 struct wireless_dev
*wdev
,
4176 enum nl80211_crit_proto_id proto
,
4179 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4180 struct brcmf_cfg80211_vif
*vif
;
4182 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4184 /* only DHCP support for now */
4185 if (proto
!= NL80211_CRIT_PROTO_DHCP
)
4188 /* suppress and abort scanning */
4189 set_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4190 brcmf_abort_scanning(cfg
);
4192 return brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_DISABLED
, duration
);
4195 static void brcmf_cfg80211_crit_proto_stop(struct wiphy
*wiphy
,
4196 struct wireless_dev
*wdev
)
4198 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4199 struct brcmf_cfg80211_vif
*vif
;
4201 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4203 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
4204 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4208 brcmf_notify_tdls_peer_event(struct brcmf_if
*ifp
,
4209 const struct brcmf_event_msg
*e
, void *data
)
4211 switch (e
->reason
) {
4212 case BRCMF_E_REASON_TDLS_PEER_DISCOVERED
:
4213 brcmf_dbg(TRACE
, "TDLS Peer Discovered\n");
4215 case BRCMF_E_REASON_TDLS_PEER_CONNECTED
:
4216 brcmf_dbg(TRACE
, "TDLS Peer Connected\n");
4217 brcmf_proto_add_tdls_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4219 case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED
:
4220 brcmf_dbg(TRACE
, "TDLS Peer Disconnected\n");
4221 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4228 static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper
)
4233 case NL80211_TDLS_DISCOVERY_REQ
:
4234 ret
= BRCMF_TDLS_MANUAL_EP_DISCOVERY
;
4236 case NL80211_TDLS_SETUP
:
4237 ret
= BRCMF_TDLS_MANUAL_EP_CREATE
;
4239 case NL80211_TDLS_TEARDOWN
:
4240 ret
= BRCMF_TDLS_MANUAL_EP_DELETE
;
4243 brcmf_err("unsupported operation: %d\n", oper
);
4249 static int brcmf_cfg80211_tdls_oper(struct wiphy
*wiphy
,
4250 struct net_device
*ndev
, const u8
*peer
,
4251 enum nl80211_tdls_operation oper
)
4253 struct brcmf_if
*ifp
;
4254 struct brcmf_tdls_iovar_le info
;
4257 ret
= brcmf_convert_nl80211_tdls_oper(oper
);
4261 ifp
= netdev_priv(ndev
);
4262 memset(&info
, 0, sizeof(info
));
4263 info
.mode
= (u8
)ret
;
4265 memcpy(info
.ea
, peer
, ETH_ALEN
);
4267 ret
= brcmf_fil_iovar_data_set(ifp
, "tdls_endpoint",
4268 &info
, sizeof(info
));
4270 brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret
);
4275 static struct cfg80211_ops wl_cfg80211_ops
= {
4276 .add_virtual_intf
= brcmf_cfg80211_add_iface
,
4277 .del_virtual_intf
= brcmf_cfg80211_del_iface
,
4278 .change_virtual_intf
= brcmf_cfg80211_change_iface
,
4279 .scan
= brcmf_cfg80211_scan
,
4280 .set_wiphy_params
= brcmf_cfg80211_set_wiphy_params
,
4281 .join_ibss
= brcmf_cfg80211_join_ibss
,
4282 .leave_ibss
= brcmf_cfg80211_leave_ibss
,
4283 .get_station
= brcmf_cfg80211_get_station
,
4284 .set_tx_power
= brcmf_cfg80211_set_tx_power
,
4285 .get_tx_power
= brcmf_cfg80211_get_tx_power
,
4286 .add_key
= brcmf_cfg80211_add_key
,
4287 .del_key
= brcmf_cfg80211_del_key
,
4288 .get_key
= brcmf_cfg80211_get_key
,
4289 .set_default_key
= brcmf_cfg80211_config_default_key
,
4290 .set_default_mgmt_key
= brcmf_cfg80211_config_default_mgmt_key
,
4291 .set_power_mgmt
= brcmf_cfg80211_set_power_mgmt
,
4292 .connect
= brcmf_cfg80211_connect
,
4293 .disconnect
= brcmf_cfg80211_disconnect
,
4294 .suspend
= brcmf_cfg80211_suspend
,
4295 .resume
= brcmf_cfg80211_resume
,
4296 .set_pmksa
= brcmf_cfg80211_set_pmksa
,
4297 .del_pmksa
= brcmf_cfg80211_del_pmksa
,
4298 .flush_pmksa
= brcmf_cfg80211_flush_pmksa
,
4299 .start_ap
= brcmf_cfg80211_start_ap
,
4300 .stop_ap
= brcmf_cfg80211_stop_ap
,
4301 .change_beacon
= brcmf_cfg80211_change_beacon
,
4302 .del_station
= brcmf_cfg80211_del_station
,
4303 .sched_scan_start
= brcmf_cfg80211_sched_scan_start
,
4304 .sched_scan_stop
= brcmf_cfg80211_sched_scan_stop
,
4305 .mgmt_frame_register
= brcmf_cfg80211_mgmt_frame_register
,
4306 .mgmt_tx
= brcmf_cfg80211_mgmt_tx
,
4307 .remain_on_channel
= brcmf_p2p_remain_on_channel
,
4308 .cancel_remain_on_channel
= brcmf_cfg80211_cancel_remain_on_channel
,
4309 .start_p2p_device
= brcmf_p2p_start_device
,
4310 .stop_p2p_device
= brcmf_p2p_stop_device
,
4311 .crit_proto_start
= brcmf_cfg80211_crit_proto_start
,
4312 .crit_proto_stop
= brcmf_cfg80211_crit_proto_stop
,
4313 .tdls_oper
= brcmf_cfg80211_tdls_oper
,
4316 struct brcmf_cfg80211_vif
*brcmf_alloc_vif(struct brcmf_cfg80211_info
*cfg
,
4317 enum nl80211_iftype type
,
4320 struct brcmf_cfg80211_vif
*vif
;
4322 brcmf_dbg(TRACE
, "allocating virtual interface (size=%zu)\n",
4324 vif
= kzalloc(sizeof(*vif
), GFP_KERNEL
);
4326 return ERR_PTR(-ENOMEM
);
4328 vif
->wdev
.wiphy
= cfg
->wiphy
;
4329 vif
->wdev
.iftype
= type
;
4331 vif
->pm_block
= pm_block
;
4334 brcmf_init_prof(&vif
->profile
);
4336 list_add_tail(&vif
->list
, &cfg
->vif_list
);
4340 void brcmf_free_vif(struct brcmf_cfg80211_vif
*vif
)
4342 list_del(&vif
->list
);
4346 void brcmf_cfg80211_free_netdev(struct net_device
*ndev
)
4348 struct brcmf_cfg80211_vif
*vif
;
4349 struct brcmf_if
*ifp
;
4351 ifp
= netdev_priv(ndev
);
4354 brcmf_free_vif(vif
);
4358 static bool brcmf_is_linkup(const struct brcmf_event_msg
*e
)
4360 u32 event
= e
->event_code
;
4361 u32 status
= e
->status
;
4363 if (event
== BRCMF_E_SET_SSID
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4364 brcmf_dbg(CONN
, "Processing set ssid\n");
4371 static bool brcmf_is_linkdown(const struct brcmf_event_msg
*e
)
4373 u32 event
= e
->event_code
;
4374 u16 flags
= e
->flags
;
4376 if ((event
== BRCMF_E_DEAUTH
) || (event
== BRCMF_E_DEAUTH_IND
) ||
4377 (event
== BRCMF_E_DISASSOC_IND
) ||
4378 ((event
== BRCMF_E_LINK
) && (!(flags
& BRCMF_EVENT_MSG_LINK
)))) {
4379 brcmf_dbg(CONN
, "Processing link down\n");
4385 static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info
*cfg
,
4386 const struct brcmf_event_msg
*e
)
4388 u32 event
= e
->event_code
;
4389 u32 status
= e
->status
;
4391 if (event
== BRCMF_E_LINK
&& status
== BRCMF_E_STATUS_NO_NETWORKS
) {
4392 brcmf_dbg(CONN
, "Processing Link %s & no network found\n",
4393 e
->flags
& BRCMF_EVENT_MSG_LINK
? "up" : "down");
4397 if (event
== BRCMF_E_SET_SSID
&& status
!= BRCMF_E_STATUS_SUCCESS
) {
4398 brcmf_dbg(CONN
, "Processing connecting & no network found\n");
4405 static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info
*cfg
)
4407 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4409 kfree(conn_info
->req_ie
);
4410 conn_info
->req_ie
= NULL
;
4411 conn_info
->req_ie_len
= 0;
4412 kfree(conn_info
->resp_ie
);
4413 conn_info
->resp_ie
= NULL
;
4414 conn_info
->resp_ie_len
= 0;
4417 static s32
brcmf_get_assoc_ies(struct brcmf_cfg80211_info
*cfg
,
4418 struct brcmf_if
*ifp
)
4420 struct brcmf_cfg80211_assoc_ielen_le
*assoc_info
;
4421 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4426 brcmf_clear_assoc_ies(cfg
);
4428 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_info",
4429 cfg
->extra_buf
, WL_ASSOC_INFO_MAX
);
4431 brcmf_err("could not get assoc info (%d)\n", err
);
4435 (struct brcmf_cfg80211_assoc_ielen_le
*)cfg
->extra_buf
;
4436 req_len
= le32_to_cpu(assoc_info
->req_len
);
4437 resp_len
= le32_to_cpu(assoc_info
->resp_len
);
4439 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_req_ies",
4443 brcmf_err("could not get assoc req (%d)\n", err
);
4446 conn_info
->req_ie_len
= req_len
;
4448 kmemdup(cfg
->extra_buf
, conn_info
->req_ie_len
,
4451 conn_info
->req_ie_len
= 0;
4452 conn_info
->req_ie
= NULL
;
4455 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_resp_ies",
4459 brcmf_err("could not get assoc resp (%d)\n", err
);
4462 conn_info
->resp_ie_len
= resp_len
;
4463 conn_info
->resp_ie
=
4464 kmemdup(cfg
->extra_buf
, conn_info
->resp_ie_len
,
4467 conn_info
->resp_ie_len
= 0;
4468 conn_info
->resp_ie
= NULL
;
4470 brcmf_dbg(CONN
, "req len (%d) resp len (%d)\n",
4471 conn_info
->req_ie_len
, conn_info
->resp_ie_len
);
4477 brcmf_bss_roaming_done(struct brcmf_cfg80211_info
*cfg
,
4478 struct net_device
*ndev
,
4479 const struct brcmf_event_msg
*e
)
4481 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4482 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4483 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4484 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
4485 struct ieee80211_channel
*notify_channel
= NULL
;
4486 struct ieee80211_supported_band
*band
;
4487 struct brcmf_bss_info_le
*bi
;
4488 struct brcmu_chan ch
;
4493 brcmf_dbg(TRACE
, "Enter\n");
4495 brcmf_get_assoc_ies(cfg
, ifp
);
4496 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4497 brcmf_update_bss_info(cfg
, ifp
);
4499 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
4505 /* data sent to dongle has to be little endian */
4506 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
4507 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
4508 buf
, WL_BSS_INFO_MAX
);
4513 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
4514 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
4515 cfg
->d11inf
.decchspec(&ch
);
4517 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
4518 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
4520 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
4522 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
4523 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
4527 cfg80211_roamed(ndev
, notify_channel
, (u8
*)profile
->bssid
,
4528 conn_info
->req_ie
, conn_info
->req_ie_len
,
4529 conn_info
->resp_ie
, conn_info
->resp_ie_len
, GFP_KERNEL
);
4530 brcmf_dbg(CONN
, "Report roaming result\n");
4532 set_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
4533 brcmf_dbg(TRACE
, "Exit\n");
4538 brcmf_bss_connect_done(struct brcmf_cfg80211_info
*cfg
,
4539 struct net_device
*ndev
, const struct brcmf_event_msg
*e
,
4542 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4543 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4544 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4546 brcmf_dbg(TRACE
, "Enter\n");
4548 if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4549 &ifp
->vif
->sme_state
)) {
4551 brcmf_get_assoc_ies(cfg
, ifp
);
4552 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4553 brcmf_update_bss_info(cfg
, ifp
);
4554 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4555 &ifp
->vif
->sme_state
);
4557 cfg80211_connect_result(ndev
,
4558 (u8
*)profile
->bssid
,
4560 conn_info
->req_ie_len
,
4562 conn_info
->resp_ie_len
,
4563 completed
? WLAN_STATUS_SUCCESS
:
4564 WLAN_STATUS_AUTH_TIMEOUT
,
4566 brcmf_dbg(CONN
, "Report connect result - connection %s\n",
4567 completed
? "succeeded" : "failed");
4569 brcmf_dbg(TRACE
, "Exit\n");
4574 brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info
*cfg
,
4575 struct net_device
*ndev
,
4576 const struct brcmf_event_msg
*e
, void *data
)
4578 static int generation
;
4579 u32 event
= e
->event_code
;
4580 u32 reason
= e
->reason
;
4581 struct station_info sinfo
;
4583 brcmf_dbg(CONN
, "event %d, reason %d\n", event
, reason
);
4584 if (event
== BRCMF_E_LINK
&& reason
== BRCMF_E_REASON_LINK_BSSCFG_DIS
&&
4585 ndev
!= cfg_to_ndev(cfg
)) {
4586 brcmf_dbg(CONN
, "AP mode link down\n");
4587 complete(&cfg
->vif_disabled
);
4591 if (((event
== BRCMF_E_ASSOC_IND
) || (event
== BRCMF_E_REASSOC_IND
)) &&
4592 (reason
== BRCMF_E_STATUS_SUCCESS
)) {
4593 memset(&sinfo
, 0, sizeof(sinfo
));
4594 sinfo
.filled
= STATION_INFO_ASSOC_REQ_IES
;
4596 brcmf_err("No IEs present in ASSOC/REASSOC_IND");
4599 sinfo
.assoc_req_ies
= data
;
4600 sinfo
.assoc_req_ies_len
= e
->datalen
;
4602 sinfo
.generation
= generation
;
4603 cfg80211_new_sta(ndev
, e
->addr
, &sinfo
, GFP_KERNEL
);
4604 } else if ((event
== BRCMF_E_DISASSOC_IND
) ||
4605 (event
== BRCMF_E_DEAUTH_IND
) ||
4606 (event
== BRCMF_E_DEAUTH
)) {
4607 cfg80211_del_sta(ndev
, e
->addr
, GFP_KERNEL
);
4613 brcmf_notify_connect_status(struct brcmf_if
*ifp
,
4614 const struct brcmf_event_msg
*e
, void *data
)
4616 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4617 struct net_device
*ndev
= ifp
->ndev
;
4618 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4619 struct ieee80211_channel
*chan
;
4622 if ((e
->event_code
== BRCMF_E_DEAUTH
) ||
4623 (e
->event_code
== BRCMF_E_DEAUTH_IND
) ||
4624 (e
->event_code
== BRCMF_E_DISASSOC_IND
) ||
4625 ((e
->event_code
== BRCMF_E_LINK
) && (!e
->flags
))) {
4626 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4629 if (brcmf_is_apmode(ifp
->vif
)) {
4630 err
= brcmf_notify_connect_status_ap(cfg
, ndev
, e
, data
);
4631 } else if (brcmf_is_linkup(e
)) {
4632 brcmf_dbg(CONN
, "Linkup\n");
4633 if (brcmf_is_ibssmode(ifp
->vif
)) {
4634 chan
= ieee80211_get_channel(cfg
->wiphy
, cfg
->channel
);
4635 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4636 wl_inform_ibss(cfg
, ndev
, e
->addr
);
4637 cfg80211_ibss_joined(ndev
, e
->addr
, chan
, GFP_KERNEL
);
4638 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4639 &ifp
->vif
->sme_state
);
4640 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4641 &ifp
->vif
->sme_state
);
4643 brcmf_bss_connect_done(cfg
, ndev
, e
, true);
4644 } else if (brcmf_is_linkdown(e
)) {
4645 brcmf_dbg(CONN
, "Linkdown\n");
4646 if (!brcmf_is_ibssmode(ifp
->vif
)) {
4647 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4649 brcmf_link_down(ifp
->vif
);
4650 brcmf_init_prof(ndev_to_prof(ndev
));
4651 if (ndev
!= cfg_to_ndev(cfg
))
4652 complete(&cfg
->vif_disabled
);
4653 } else if (brcmf_is_nonetwork(cfg
, e
)) {
4654 if (brcmf_is_ibssmode(ifp
->vif
))
4655 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4656 &ifp
->vif
->sme_state
);
4658 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4665 brcmf_notify_roaming_status(struct brcmf_if
*ifp
,
4666 const struct brcmf_event_msg
*e
, void *data
)
4668 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4669 u32 event
= e
->event_code
;
4670 u32 status
= e
->status
;
4672 if (event
== BRCMF_E_ROAM
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4673 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
))
4674 brcmf_bss_roaming_done(cfg
, ifp
->ndev
, e
);
4676 brcmf_bss_connect_done(cfg
, ifp
->ndev
, e
, true);
4683 brcmf_notify_mic_status(struct brcmf_if
*ifp
,
4684 const struct brcmf_event_msg
*e
, void *data
)
4686 u16 flags
= e
->flags
;
4687 enum nl80211_key_type key_type
;
4689 if (flags
& BRCMF_EVENT_MSG_GROUP
)
4690 key_type
= NL80211_KEYTYPE_GROUP
;
4692 key_type
= NL80211_KEYTYPE_PAIRWISE
;
4694 cfg80211_michael_mic_failure(ifp
->ndev
, (u8
*)&e
->addr
, key_type
, -1,
4700 static s32
brcmf_notify_vif_event(struct brcmf_if
*ifp
,
4701 const struct brcmf_event_msg
*e
, void *data
)
4703 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4704 struct brcmf_if_event
*ifevent
= (struct brcmf_if_event
*)data
;
4705 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
4706 struct brcmf_cfg80211_vif
*vif
;
4708 brcmf_dbg(TRACE
, "Enter: action %u flags %u ifidx %u bsscfg %u\n",
4709 ifevent
->action
, ifevent
->flags
, ifevent
->ifidx
,
4712 mutex_lock(&event
->vif_event_lock
);
4713 event
->action
= ifevent
->action
;
4716 switch (ifevent
->action
) {
4717 case BRCMF_E_IF_ADD
:
4718 /* waiting process may have timed out */
4719 if (!cfg
->vif_event
.vif
) {
4720 mutex_unlock(&event
->vif_event_lock
);
4727 vif
->wdev
.netdev
= ifp
->ndev
;
4728 ifp
->ndev
->ieee80211_ptr
= &vif
->wdev
;
4729 SET_NETDEV_DEV(ifp
->ndev
, wiphy_dev(cfg
->wiphy
));
4731 mutex_unlock(&event
->vif_event_lock
);
4732 wake_up(&event
->vif_wq
);
4735 case BRCMF_E_IF_DEL
:
4736 mutex_unlock(&event
->vif_event_lock
);
4737 /* event may not be upon user request */
4738 if (brcmf_cfg80211_vif_event_armed(cfg
))
4739 wake_up(&event
->vif_wq
);
4742 case BRCMF_E_IF_CHANGE
:
4743 mutex_unlock(&event
->vif_event_lock
);
4744 wake_up(&event
->vif_wq
);
4748 mutex_unlock(&event
->vif_event_lock
);
4754 static void brcmf_init_conf(struct brcmf_cfg80211_conf
*conf
)
4756 conf
->frag_threshold
= (u32
)-1;
4757 conf
->rts_threshold
= (u32
)-1;
4758 conf
->retry_short
= (u32
)-1;
4759 conf
->retry_long
= (u32
)-1;
4760 conf
->tx_power
= -1;
4763 static void brcmf_register_event_handlers(struct brcmf_cfg80211_info
*cfg
)
4765 brcmf_fweh_register(cfg
->pub
, BRCMF_E_LINK
,
4766 brcmf_notify_connect_status
);
4767 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH_IND
,
4768 brcmf_notify_connect_status
);
4769 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH
,
4770 brcmf_notify_connect_status
);
4771 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DISASSOC_IND
,
4772 brcmf_notify_connect_status
);
4773 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ASSOC_IND
,
4774 brcmf_notify_connect_status
);
4775 brcmf_fweh_register(cfg
->pub
, BRCMF_E_REASSOC_IND
,
4776 brcmf_notify_connect_status
);
4777 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ROAM
,
4778 brcmf_notify_roaming_status
);
4779 brcmf_fweh_register(cfg
->pub
, BRCMF_E_MIC_ERROR
,
4780 brcmf_notify_mic_status
);
4781 brcmf_fweh_register(cfg
->pub
, BRCMF_E_SET_SSID
,
4782 brcmf_notify_connect_status
);
4783 brcmf_fweh_register(cfg
->pub
, BRCMF_E_PFN_NET_FOUND
,
4784 brcmf_notify_sched_scan_results
);
4785 brcmf_fweh_register(cfg
->pub
, BRCMF_E_IF
,
4786 brcmf_notify_vif_event
);
4787 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_PROBEREQ_MSG
,
4788 brcmf_p2p_notify_rx_mgmt_p2p_probereq
);
4789 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_DISC_LISTEN_COMPLETE
,
4790 brcmf_p2p_notify_listen_complete
);
4791 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_RX
,
4792 brcmf_p2p_notify_action_frame_rx
);
4793 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_COMPLETE
,
4794 brcmf_p2p_notify_action_tx_complete
);
4795 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE
,
4796 brcmf_p2p_notify_action_tx_complete
);
4799 static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info
*cfg
)
4803 kfree(cfg
->escan_ioctl_buf
);
4804 cfg
->escan_ioctl_buf
= NULL
;
4805 kfree(cfg
->extra_buf
);
4806 cfg
->extra_buf
= NULL
;
4807 kfree(cfg
->pmk_list
);
4808 cfg
->pmk_list
= NULL
;
4811 static s32
brcmf_init_priv_mem(struct brcmf_cfg80211_info
*cfg
)
4813 cfg
->conf
= kzalloc(sizeof(*cfg
->conf
), GFP_KERNEL
);
4815 goto init_priv_mem_out
;
4816 cfg
->escan_ioctl_buf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
4817 if (!cfg
->escan_ioctl_buf
)
4818 goto init_priv_mem_out
;
4819 cfg
->extra_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
4820 if (!cfg
->extra_buf
)
4821 goto init_priv_mem_out
;
4822 cfg
->pmk_list
= kzalloc(sizeof(*cfg
->pmk_list
), GFP_KERNEL
);
4824 goto init_priv_mem_out
;
4829 brcmf_deinit_priv_mem(cfg
);
4834 static s32
wl_init_priv(struct brcmf_cfg80211_info
*cfg
)
4838 cfg
->scan_request
= NULL
;
4839 cfg
->pwr_save
= true;
4840 cfg
->active_scan
= true; /* we do active scan per default */
4841 cfg
->dongle_up
= false; /* dongle is not up yet */
4842 err
= brcmf_init_priv_mem(cfg
);
4845 brcmf_register_event_handlers(cfg
);
4846 mutex_init(&cfg
->usr_sync
);
4847 brcmf_init_escan(cfg
);
4848 brcmf_init_conf(cfg
->conf
);
4849 init_completion(&cfg
->vif_disabled
);
4853 static void wl_deinit_priv(struct brcmf_cfg80211_info
*cfg
)
4855 cfg
->dongle_up
= false; /* dongle down */
4856 brcmf_abort_scanning(cfg
);
4857 brcmf_deinit_priv_mem(cfg
);
4860 static void init_vif_event(struct brcmf_cfg80211_vif_event
*event
)
4862 init_waitqueue_head(&event
->vif_wq
);
4863 mutex_init(&event
->vif_event_lock
);
4867 brcmf_dongle_roam(struct brcmf_if
*ifp
, u32 bcn_timeout
)
4870 __le32 roamtrigger
[2];
4871 __le32 roam_delta
[2];
4874 * Setup timeout if Beacons are lost and roam is
4875 * off to report link down
4877 if (brcmf_roamoff
) {
4878 err
= brcmf_fil_iovar_int_set(ifp
, "bcn_timeout", bcn_timeout
);
4880 brcmf_err("bcn_timeout error (%d)\n", err
);
4881 goto dongle_rom_out
;
4886 * Enable/Disable built-in roaming to allow supplicant
4887 * to take care of roaming
4889 brcmf_dbg(INFO
, "Internal Roaming = %s\n",
4890 brcmf_roamoff
? "Off" : "On");
4891 err
= brcmf_fil_iovar_int_set(ifp
, "roam_off", !!(brcmf_roamoff
));
4893 brcmf_err("roam_off error (%d)\n", err
);
4894 goto dongle_rom_out
;
4897 roamtrigger
[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL
);
4898 roamtrigger
[1] = cpu_to_le32(BRCM_BAND_ALL
);
4899 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_TRIGGER
,
4900 (void *)roamtrigger
, sizeof(roamtrigger
));
4902 brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err
);
4903 goto dongle_rom_out
;
4906 roam_delta
[0] = cpu_to_le32(WL_ROAM_DELTA
);
4907 roam_delta
[1] = cpu_to_le32(BRCM_BAND_ALL
);
4908 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_DELTA
,
4909 (void *)roam_delta
, sizeof(roam_delta
));
4911 brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err
);
4912 goto dongle_rom_out
;
4920 brcmf_dongle_scantime(struct brcmf_if
*ifp
, s32 scan_assoc_time
,
4921 s32 scan_unassoc_time
, s32 scan_passive_time
)
4925 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_CHANNEL_TIME
,
4928 if (err
== -EOPNOTSUPP
)
4929 brcmf_dbg(INFO
, "Scan assoc time is not supported\n");
4931 brcmf_err("Scan assoc time error (%d)\n", err
);
4932 goto dongle_scantime_out
;
4934 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_UNASSOC_TIME
,
4937 if (err
== -EOPNOTSUPP
)
4938 brcmf_dbg(INFO
, "Scan unassoc time is not supported\n");
4940 brcmf_err("Scan unassoc time error (%d)\n", err
);
4941 goto dongle_scantime_out
;
4944 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_PASSIVE_TIME
,
4947 if (err
== -EOPNOTSUPP
)
4948 brcmf_dbg(INFO
, "Scan passive time is not supported\n");
4950 brcmf_err("Scan passive time error (%d)\n", err
);
4951 goto dongle_scantime_out
;
4954 dongle_scantime_out
:
4958 /* Filter the list of channels received from firmware counting only
4959 * the 20MHz channels. The wiphy band data only needs those which get
4960 * flagged to indicate if they can take part in higher bandwidth.
4962 static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info
*cfg
,
4963 struct brcmf_chanspec_list
*chlist
,
4966 u32 total
= le32_to_cpu(chlist
->count
);
4967 struct brcmu_chan ch
;
4970 for (i
= 0; i
< total
; i
++) {
4971 ch
.chspec
= (u16
)le32_to_cpu(chlist
->element
[i
]);
4972 cfg
->d11inf
.decchspec(&ch
);
4974 /* Firmware gives a ordered list. We skip non-20MHz
4975 * channels is 2G. For 5G we can abort upon reaching
4976 * a non-20MHz channel in the list.
4978 if (ch
.bw
!= BRCMU_CHAN_BW_20
) {
4979 if (ch
.band
== BRCMU_CHAN_BAND_5G
)
4985 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
4987 else if (ch
.band
== BRCMU_CHAN_BAND_5G
)
4992 static void brcmf_update_bw40_channel_flag(struct ieee80211_channel
*channel
,
4993 struct brcmu_chan
*ch
)
4997 ht40_flag
= channel
->flags
& IEEE80211_CHAN_NO_HT40
;
4998 if (ch
->sb
== BRCMU_CHAN_SB_U
) {
4999 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5000 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5001 channel
->flags
|= IEEE80211_CHAN_NO_HT40PLUS
;
5003 /* It should be one of
5004 * IEEE80211_CHAN_NO_HT40 or
5005 * IEEE80211_CHAN_NO_HT40PLUS
5007 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5008 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5009 channel
->flags
|= IEEE80211_CHAN_NO_HT40MINUS
;
5013 static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info
*cfg
,
5016 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5017 struct ieee80211_supported_band
*band
;
5018 struct ieee80211_channel
*channel
;
5019 struct wiphy
*wiphy
;
5020 struct brcmf_chanspec_list
*list
;
5021 struct brcmu_chan ch
;
5027 u32 chcnt
[2] = { 0, 0 };
5030 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5035 list
= (struct brcmf_chanspec_list
*)pbuf
;
5037 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5040 brcmf_err("get chanspecs error (%d)\n", err
);
5044 brcmf_count_20mhz_channels(cfg
, list
, chcnt
);
5045 wiphy
= cfg_to_wiphy(cfg
);
5047 band
= kmemdup(&__wl_band_2ghz
, sizeof(__wl_band_2ghz
),
5053 band
->channels
= kcalloc(chcnt
[0], sizeof(*channel
),
5055 if (band
->channels
== NULL
) {
5060 band
->n_channels
= 0;
5061 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = band
;
5064 band
= kmemdup(&__wl_band_5ghz_a
, sizeof(__wl_band_5ghz_a
),
5070 band
->channels
= kcalloc(chcnt
[1], sizeof(*channel
),
5072 if (band
->channels
== NULL
) {
5077 band
->n_channels
= 0;
5078 wiphy
->bands
[IEEE80211_BAND_5GHZ
] = band
;
5081 total
= le32_to_cpu(list
->count
);
5082 for (i
= 0; i
< total
; i
++) {
5083 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5084 cfg
->d11inf
.decchspec(&ch
);
5086 if (ch
.band
== BRCMU_CHAN_BAND_2G
) {
5087 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
5088 } else if (ch
.band
== BRCMU_CHAN_BAND_5G
) {
5089 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
5091 brcmf_err("Invalid channel Spec. 0x%x.\n", ch
.chspec
);
5094 if (!(bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) &&
5095 ch
.bw
== BRCMU_CHAN_BW_40
)
5097 if (!(bw_cap
[band
->band
] & WLC_BW_80MHZ_BIT
) &&
5098 ch
.bw
== BRCMU_CHAN_BW_80
)
5101 channel
= band
->channels
;
5102 index
= band
->n_channels
;
5103 for (j
= 0; j
< band
->n_channels
; j
++) {
5104 if (channel
[j
].hw_value
== ch
.chnum
) {
5109 channel
[index
].center_freq
=
5110 ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
5111 channel
[index
].hw_value
= ch
.chnum
;
5113 /* assuming the chanspecs order is HT20,
5114 * HT40 upper, HT40 lower, and VHT80.
5116 if (ch
.bw
== BRCMU_CHAN_BW_80
) {
5117 channel
[index
].flags
&= ~IEEE80211_CHAN_NO_80MHZ
;
5118 } else if (ch
.bw
== BRCMU_CHAN_BW_40
) {
5119 brcmf_update_bw40_channel_flag(&channel
[index
], &ch
);
5121 /* disable other bandwidths for now as mentioned
5122 * order assure they are enabled for subsequent
5125 channel
[index
].flags
= IEEE80211_CHAN_NO_HT40
|
5126 IEEE80211_CHAN_NO_80MHZ
;
5127 ch
.bw
= BRCMU_CHAN_BW_20
;
5128 cfg
->d11inf
.encchspec(&ch
);
5129 chaninfo
= ch
.chspec
;
5130 err
= brcmf_fil_bsscfg_int_get(ifp
, "per_chan_info",
5133 if (chaninfo
& WL_CHAN_RADAR
)
5134 channel
[index
].flags
|=
5135 (IEEE80211_CHAN_RADAR
|
5136 IEEE80211_CHAN_NO_IR
);
5137 if (chaninfo
& WL_CHAN_PASSIVE
)
5138 channel
[index
].flags
|=
5139 IEEE80211_CHAN_NO_IR
;
5142 if (index
== band
->n_channels
)
5149 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
5150 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
5151 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = NULL
;
5157 static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info
*cfg
)
5159 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5160 struct ieee80211_supported_band
*band
;
5161 struct brcmf_fil_bwcap_le band_bwcap
;
5162 struct brcmf_chanspec_list
*list
;
5166 struct brcmu_chan ch
;
5170 /* verify support for bw_cap command */
5172 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &val
);
5175 /* only set 2G bandwidth using bw_cap command */
5176 band_bwcap
.band
= cpu_to_le32(WLC_BAND_2G
);
5177 band_bwcap
.bw_cap
= cpu_to_le32(WLC_BW_CAP_40MHZ
);
5178 err
= brcmf_fil_iovar_data_set(ifp
, "bw_cap", &band_bwcap
,
5179 sizeof(band_bwcap
));
5181 brcmf_dbg(INFO
, "fallback to mimo_bw_cap\n");
5182 val
= WLC_N_BW_40ALL
;
5183 err
= brcmf_fil_iovar_int_set(ifp
, "mimo_bw_cap", val
);
5187 /* update channel info in 2G band */
5188 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5193 ch
.band
= BRCMU_CHAN_BAND_2G
;
5194 ch
.bw
= BRCMU_CHAN_BW_40
;
5195 ch
.sb
= BRCMU_CHAN_SB_NONE
;
5197 cfg
->d11inf
.encchspec(&ch
);
5199 /* pass encoded chanspec in query */
5200 *(__le16
*)pbuf
= cpu_to_le16(ch
.chspec
);
5202 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5205 brcmf_err("get chanspecs error (%d)\n", err
);
5210 band
= cfg_to_wiphy(cfg
)->bands
[IEEE80211_BAND_2GHZ
];
5211 list
= (struct brcmf_chanspec_list
*)pbuf
;
5212 num_chan
= le32_to_cpu(list
->count
);
5213 for (i
= 0; i
< num_chan
; i
++) {
5214 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5215 cfg
->d11inf
.decchspec(&ch
);
5216 if (WARN_ON(ch
.band
!= BRCMU_CHAN_BAND_2G
))
5218 if (WARN_ON(ch
.bw
!= BRCMU_CHAN_BW_40
))
5220 for (j
= 0; j
< band
->n_channels
; j
++) {
5221 if (band
->channels
[j
].hw_value
== ch
.chnum
)
5224 if (WARN_ON(j
== band
->n_channels
))
5227 brcmf_update_bw40_channel_flag(&band
->channels
[j
], &ch
);
5234 static void brcmf_get_bwcap(struct brcmf_if
*ifp
, u32 bw_cap
[])
5236 u32 band
, mimo_bwcap
;
5240 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5242 bw_cap
[IEEE80211_BAND_2GHZ
] = band
;
5244 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5246 bw_cap
[IEEE80211_BAND_5GHZ
] = band
;
5252 brcmf_dbg(INFO
, "fallback to mimo_bw_cap info\n");
5254 err
= brcmf_fil_iovar_int_get(ifp
, "mimo_bw_cap", &mimo_bwcap
);
5256 /* assume 20MHz if firmware does not give a clue */
5257 mimo_bwcap
= WLC_N_BW_20ALL
;
5259 switch (mimo_bwcap
) {
5260 case WLC_N_BW_40ALL
:
5261 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_40MHZ_BIT
;
5263 case WLC_N_BW_20IN2G_40IN5G
:
5264 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_40MHZ_BIT
;
5266 case WLC_N_BW_20ALL
:
5267 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_20MHZ_BIT
;
5268 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_20MHZ_BIT
;
5271 brcmf_err("invalid mimo_bw_cap value\n");
5275 static void brcmf_update_ht_cap(struct ieee80211_supported_band
*band
,
5276 u32 bw_cap
[2], u32 nchain
)
5278 band
->ht_cap
.ht_supported
= true;
5279 if (bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) {
5280 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_40
;
5281 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5283 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_20
;
5284 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_DSSSCCK40
;
5285 band
->ht_cap
.ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
5286 band
->ht_cap
.ampdu_density
= IEEE80211_HT_MPDU_DENSITY_16
;
5287 memset(band
->ht_cap
.mcs
.rx_mask
, 0xff, nchain
);
5288 band
->ht_cap
.mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
5291 static __le16
brcmf_get_mcs_map(u32 nchain
, enum ieee80211_vht_mcs_support supp
)
5296 for (i
= 0, mcs_map
= 0xFFFF; i
< nchain
; i
++)
5297 mcs_map
= (mcs_map
<< 2) | supp
;
5299 return cpu_to_le16(mcs_map
);
5302 static void brcmf_update_vht_cap(struct ieee80211_supported_band
*band
,
5303 u32 bw_cap
[2], u32 nchain
)
5307 /* not allowed in 2.4G band */
5308 if (band
->band
== IEEE80211_BAND_2GHZ
)
5311 band
->vht_cap
.vht_supported
= true;
5312 /* 80MHz is mandatory */
5313 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_80
;
5314 if (bw_cap
[band
->band
] & WLC_BW_160MHZ_BIT
) {
5315 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ
;
5316 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_160
;
5318 /* all support 256-QAM */
5319 mcs_map
= brcmf_get_mcs_map(nchain
, IEEE80211_VHT_MCS_SUPPORT_0_9
);
5320 band
->vht_cap
.vht_mcs
.rx_mcs_map
= mcs_map
;
5321 band
->vht_cap
.vht_mcs
.tx_mcs_map
= mcs_map
;
5324 static int brcmf_setup_wiphybands(struct wiphy
*wiphy
)
5326 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
5327 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5330 u32 bw_cap
[2] = { WLC_BW_20MHZ_BIT
, WLC_BW_20MHZ_BIT
};
5335 struct ieee80211_supported_band
*band
;
5337 (void)brcmf_fil_iovar_int_get(ifp
, "vhtmode", &vhtmode
);
5338 err
= brcmf_fil_iovar_int_get(ifp
, "nmode", &nmode
);
5340 brcmf_err("nmode error (%d)\n", err
);
5342 brcmf_get_bwcap(ifp
, bw_cap
);
5344 brcmf_dbg(INFO
, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n",
5345 nmode
, vhtmode
, bw_cap
[IEEE80211_BAND_2GHZ
],
5346 bw_cap
[IEEE80211_BAND_5GHZ
]);
5348 err
= brcmf_fil_iovar_int_get(ifp
, "rxchain", &rxchain
);
5350 brcmf_err("rxchain error (%d)\n", err
);
5353 for (nchain
= 0; rxchain
; nchain
++)
5354 rxchain
= rxchain
& (rxchain
- 1);
5356 brcmf_dbg(INFO
, "nchain=%d\n", nchain
);
5358 err
= brcmf_construct_chaninfo(cfg
, bw_cap
);
5360 brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err
);
5364 wiphy
= cfg_to_wiphy(cfg
);
5365 for (i
= 0; i
< ARRAY_SIZE(wiphy
->bands
); i
++) {
5366 band
= wiphy
->bands
[i
];
5371 brcmf_update_ht_cap(band
, bw_cap
, nchain
);
5373 brcmf_update_vht_cap(band
, bw_cap
, nchain
);
5379 static const struct ieee80211_iface_limit brcmf_iface_limits
[] = {
5382 .types
= BIT(NL80211_IFTYPE_STATION
) |
5383 BIT(NL80211_IFTYPE_ADHOC
) |
5384 BIT(NL80211_IFTYPE_AP
)
5388 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5389 BIT(NL80211_IFTYPE_P2P_GO
)
5393 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
)
5396 static struct ieee80211_iface_combination brcmf_iface_combos
[] = {
5398 .max_interfaces
= BRCMF_IFACE_MAX_CNT
,
5399 .num_different_channels
= 1,
5400 .n_limits
= ARRAY_SIZE(brcmf_iface_limits
),
5401 .limits
= brcmf_iface_limits
5405 static const struct ieee80211_txrx_stypes
5406 brcmf_txrx_stypes
[NUM_NL80211_IFTYPES
] = {
5407 [NL80211_IFTYPE_STATION
] = {
5409 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5410 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5412 [NL80211_IFTYPE_P2P_CLIENT
] = {
5414 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5415 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5417 [NL80211_IFTYPE_P2P_GO
] = {
5419 .rx
= BIT(IEEE80211_STYPE_ASSOC_REQ
>> 4) |
5420 BIT(IEEE80211_STYPE_REASSOC_REQ
>> 4) |
5421 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4) |
5422 BIT(IEEE80211_STYPE_DISASSOC
>> 4) |
5423 BIT(IEEE80211_STYPE_AUTH
>> 4) |
5424 BIT(IEEE80211_STYPE_DEAUTH
>> 4) |
5425 BIT(IEEE80211_STYPE_ACTION
>> 4)
5427 [NL80211_IFTYPE_P2P_DEVICE
] = {
5429 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5430 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5434 static void brcmf_wiphy_pno_params(struct wiphy
*wiphy
)
5436 /* scheduled scan settings */
5437 wiphy
->max_sched_scan_ssids
= BRCMF_PNO_MAX_PFN_COUNT
;
5438 wiphy
->max_match_sets
= BRCMF_PNO_MAX_PFN_COUNT
;
5439 wiphy
->max_sched_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5440 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_SCHED_SCAN
;
5445 static const struct wiphy_wowlan_support brcmf_wowlan_support
= {
5446 .flags
= WIPHY_WOWLAN_MAGIC_PKT
| WIPHY_WOWLAN_DISCONNECT
,
5450 static void brcmf_wiphy_wowl_params(struct wiphy
*wiphy
)
5454 wiphy
->wowlan
= &brcmf_wowlan_support
;
5458 static int brcmf_setup_wiphy(struct wiphy
*wiphy
, struct brcmf_if
*ifp
)
5460 struct ieee80211_iface_combination ifc_combo
;
5461 wiphy
->max_scan_ssids
= WL_NUM_SCAN_MAX
;
5462 wiphy
->max_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5463 wiphy
->max_num_pmkids
= WL_NUM_PMKIDS_MAX
;
5464 wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
5465 BIT(NL80211_IFTYPE_ADHOC
) |
5466 BIT(NL80211_IFTYPE_AP
) |
5467 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5468 BIT(NL80211_IFTYPE_P2P_GO
) |
5469 BIT(NL80211_IFTYPE_P2P_DEVICE
);
5470 /* need VSDB firmware feature for concurrent channels */
5471 ifc_combo
= brcmf_iface_combos
[0];
5472 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MCHAN
))
5473 ifc_combo
.num_different_channels
= 2;
5474 wiphy
->iface_combinations
= kmemdup(&ifc_combo
,
5477 wiphy
->n_iface_combinations
= ARRAY_SIZE(brcmf_iface_combos
);
5478 wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
5479 wiphy
->cipher_suites
= __wl_cipher_suites
;
5480 wiphy
->n_cipher_suites
= ARRAY_SIZE(__wl_cipher_suites
);
5481 wiphy
->flags
|= WIPHY_FLAG_PS_ON_BY_DEFAULT
|
5482 WIPHY_FLAG_OFFCHAN_TX
|
5483 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL
|
5484 WIPHY_FLAG_SUPPORTS_TDLS
;
5486 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_FW_ROAM
;
5487 wiphy
->mgmt_stypes
= brcmf_txrx_stypes
;
5488 wiphy
->max_remain_on_channel_duration
= 5000;
5489 brcmf_wiphy_pno_params(wiphy
);
5491 /* vendor commands/events support */
5492 wiphy
->vendor_commands
= brcmf_vendor_cmds
;
5493 wiphy
->n_vendor_commands
= BRCMF_VNDR_CMDS_LAST
- 1;
5495 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_WOWL
))
5496 brcmf_wiphy_wowl_params(wiphy
);
5498 return brcmf_setup_wiphybands(wiphy
);
5501 static s32
brcmf_config_dongle(struct brcmf_cfg80211_info
*cfg
)
5503 struct net_device
*ndev
;
5504 struct wireless_dev
*wdev
;
5505 struct brcmf_if
*ifp
;
5512 ndev
= cfg_to_ndev(cfg
);
5513 wdev
= ndev
->ieee80211_ptr
;
5514 ifp
= netdev_priv(ndev
);
5516 /* make sure RF is ready for work */
5517 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 0);
5519 brcmf_dongle_scantime(ifp
, WL_SCAN_CHANNEL_TIME
,
5520 WL_SCAN_UNASSOC_TIME
, WL_SCAN_PASSIVE_TIME
);
5522 power_mode
= cfg
->pwr_save
? PM_FAST
: PM_OFF
;
5523 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, power_mode
);
5525 goto default_conf_out
;
5526 brcmf_dbg(INFO
, "power save set to %s\n",
5527 (power_mode
? "enabled" : "disabled"));
5529 err
= brcmf_dongle_roam(ifp
, WL_BEACON_TIMEOUT
);
5531 goto default_conf_out
;
5532 err
= brcmf_cfg80211_change_iface(wdev
->wiphy
, ndev
, wdev
->iftype
,
5535 goto default_conf_out
;
5537 brcmf_configure_arp_offload(ifp
, true);
5539 cfg
->dongle_up
= true;
5546 static s32
__brcmf_cfg80211_up(struct brcmf_if
*ifp
)
5548 set_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5550 return brcmf_config_dongle(ifp
->drvr
->config
);
5553 static s32
__brcmf_cfg80211_down(struct brcmf_if
*ifp
)
5555 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5558 * While going down, if associated with AP disassociate
5559 * from AP to save power
5561 if (check_vif_up(ifp
->vif
)) {
5562 brcmf_link_down(ifp
->vif
);
5564 /* Make sure WPA_Supplicant receives all the event
5565 generated due to DISASSOC call to the fw to keep
5566 the state fw and WPA_Supplicant state consistent
5571 brcmf_abort_scanning(cfg
);
5572 clear_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5577 s32
brcmf_cfg80211_up(struct net_device
*ndev
)
5579 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5580 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5583 mutex_lock(&cfg
->usr_sync
);
5584 err
= __brcmf_cfg80211_up(ifp
);
5585 mutex_unlock(&cfg
->usr_sync
);
5590 s32
brcmf_cfg80211_down(struct net_device
*ndev
)
5592 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5593 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5596 mutex_lock(&cfg
->usr_sync
);
5597 err
= __brcmf_cfg80211_down(ifp
);
5598 mutex_unlock(&cfg
->usr_sync
);
5603 enum nl80211_iftype
brcmf_cfg80211_get_iftype(struct brcmf_if
*ifp
)
5605 struct wireless_dev
*wdev
= &ifp
->vif
->wdev
;
5607 return wdev
->iftype
;
5610 bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info
*cfg
, unsigned long state
)
5612 struct brcmf_cfg80211_vif
*vif
;
5614 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
5615 if (test_bit(state
, &vif
->sme_state
))
5621 static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event
*event
,
5626 mutex_lock(&event
->vif_event_lock
);
5627 evt_action
= event
->action
;
5628 mutex_unlock(&event
->vif_event_lock
);
5629 return evt_action
== action
;
5632 void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info
*cfg
,
5633 struct brcmf_cfg80211_vif
*vif
)
5635 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5637 mutex_lock(&event
->vif_event_lock
);
5640 mutex_unlock(&event
->vif_event_lock
);
5643 bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info
*cfg
)
5645 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5648 mutex_lock(&event
->vif_event_lock
);
5649 armed
= event
->vif
!= NULL
;
5650 mutex_unlock(&event
->vif_event_lock
);
5654 int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info
*cfg
,
5655 u8 action
, ulong timeout
)
5657 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5659 return wait_event_timeout(event
->vif_wq
,
5660 vif_event_equals(event
, action
), timeout
);
5663 static void brcmf_free_wiphy(struct wiphy
*wiphy
)
5665 kfree(wiphy
->iface_combinations
);
5666 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
5667 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
5668 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
5670 if (wiphy
->bands
[IEEE80211_BAND_5GHZ
]) {
5671 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]->channels
);
5672 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]);
5677 struct brcmf_cfg80211_info
*brcmf_cfg80211_attach(struct brcmf_pub
*drvr
,
5678 struct device
*busdev
)
5680 struct net_device
*ndev
= drvr
->iflist
[0]->ndev
;
5681 struct brcmf_cfg80211_info
*cfg
;
5682 struct wiphy
*wiphy
;
5683 struct brcmf_cfg80211_vif
*vif
;
5684 struct brcmf_if
*ifp
;
5690 brcmf_err("ndev is invalid\n");
5694 ifp
= netdev_priv(ndev
);
5695 wiphy
= wiphy_new(&wl_cfg80211_ops
, sizeof(struct brcmf_cfg80211_info
));
5697 brcmf_err("Could not allocate wiphy device\n");
5700 set_wiphy_dev(wiphy
, busdev
);
5702 cfg
= wiphy_priv(wiphy
);
5705 init_vif_event(&cfg
->vif_event
);
5706 INIT_LIST_HEAD(&cfg
->vif_list
);
5708 vif
= brcmf_alloc_vif(cfg
, NL80211_IFTYPE_STATION
, false);
5713 vif
->wdev
.netdev
= ndev
;
5714 ndev
->ieee80211_ptr
= &vif
->wdev
;
5715 SET_NETDEV_DEV(ndev
, wiphy_dev(cfg
->wiphy
));
5717 err
= wl_init_priv(cfg
);
5719 brcmf_err("Failed to init iwm_priv (%d)\n", err
);
5720 brcmf_free_vif(vif
);
5725 /* determine d11 io type before wiphy setup */
5726 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_VERSION
, &io_type
);
5728 brcmf_err("Failed to get D11 version (%d)\n", err
);
5731 cfg
->d11inf
.io_type
= (u8
)io_type
;
5732 brcmu_d11_attach(&cfg
->d11inf
);
5734 err
= brcmf_setup_wiphy(wiphy
, ifp
);
5738 brcmf_dbg(INFO
, "Registering custom regulatory\n");
5739 wiphy
->regulatory_flags
|= REGULATORY_CUSTOM_REG
;
5740 wiphy_apply_custom_regulatory(wiphy
, &brcmf_regdom
);
5742 /* firmware defaults to 40MHz disabled in 2G band. We signal
5743 * cfg80211 here that we do and have it decide we can enable
5744 * it. But first check if device does support 2G operation.
5746 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
5747 cap
= &wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
.cap
;
5748 *cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5750 err
= wiphy_register(wiphy
);
5752 brcmf_err("Could not register wiphy device (%d)\n", err
);
5756 /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(),
5757 * setup 40MHz in 2GHz band and enable OBSS scanning.
5759 if (cap
&& (*cap
& IEEE80211_HT_CAP_SUP_WIDTH_20_40
)) {
5760 err
= brcmf_enable_bw40_2g(cfg
);
5762 err
= brcmf_fil_iovar_int_set(ifp
, "obss_coex",
5763 BRCMF_OBSS_COEX_AUTO
);
5765 *cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5768 err
= brcmf_p2p_attach(cfg
);
5770 brcmf_err("P2P initilisation failed (%d)\n", err
);
5771 goto wiphy_unreg_out
;
5773 err
= brcmf_btcoex_attach(cfg
);
5775 brcmf_err("BT-coex initialisation failed (%d)\n", err
);
5776 brcmf_p2p_detach(&cfg
->p2p
);
5777 goto wiphy_unreg_out
;
5780 err
= brcmf_fil_iovar_int_set(ifp
, "tdls_enable", 1);
5782 brcmf_dbg(INFO
, "TDLS not enabled (%d)\n", err
);
5783 wiphy
->flags
&= ~WIPHY_FLAG_SUPPORTS_TDLS
;
5785 brcmf_fweh_register(cfg
->pub
, BRCMF_E_TDLS_PEER_EVENT
,
5786 brcmf_notify_tdls_peer_event
);
5792 wiphy_unregister(cfg
->wiphy
);
5794 wl_deinit_priv(cfg
);
5795 brcmf_free_vif(vif
);
5797 brcmf_free_wiphy(wiphy
);
5801 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info
*cfg
)
5806 WARN_ON(!list_empty(&cfg
->vif_list
));
5807 wiphy_unregister(cfg
->wiphy
);
5808 brcmf_btcoex_detach(cfg
);
5809 brcmf_p2p_detach(&cfg
->p2p
);
5810 wl_deinit_priv(cfg
);
5811 brcmf_free_wiphy(cfg
->wiphy
);